/* ============================================================
   TOOLNAR PHOTO EDITOR — Main Stylesheet
   Palette: bg-var(--bg) / sidebar-var(--bg-alt) / border-var(--border)
   No CDN — all assets local
   ============================================================ */

:root {
  /* Toolnar Brand Palette & Design Tokens */
  --bg: #0f0f0e;
  --bg-alt: #141413;
  --bg-card: #1a1a18;
  --bg-hover: #1f1f1d;
  --border: #252523;
  --text: #dedad1;
  --muted: #c1bcb2;
  --dim: #a19c93;
  --accent: #f0a500;
  --radius: 4px;
  --ease: 0.15s ease;

  /* Color System Tokens (Green & Red Families) */
  --green: #10b981;
  --green-hover: #34d399;
  --green-glow: rgba(16, 185, 129, 0.25);
  --green-dark: #166534;
  --green-dark-hover: #15803d;
  --green-dark-glow: rgba(22, 101, 52, 0.25);

  --red: #ef4444;
  --red-hover: #f87171;
  --red-glow: rgba(239, 68, 68, 0.25);
  --red-dark: #991b1b;
  --red-dark-hover: #b91c1c;
  --red-dark-glow: rgba(153, 27, 27, 0.25);
}

/* --------------------------------------------------------
   GLOBAL RESET & BASE
   -------------------------------------------------------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Hide default scrollbar globally */
::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}

* {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  all: unset;
  cursor: pointer;
  font-family: inherit;
}

img {
  display: block;
  max-width: 100%;
}

/* --------------------------------------------------------
   HEADER (top bar with lang switch)
   -------------------------------------------------------- */
#app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 48px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  z-index: 100;
}

#app-header .logo {
  text-decoration: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.header-divider {
  width: 1px;
  height: 16px;
  background: var(--border);
  margin: 0 4px;
}

.header-btn {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3px;
  color: var(--muted);
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: 6px;
  transition: all var(--ease);
}

.header-btn:hover {
  color: var(--text);
  background: var(--bg-hover);
  border-color: var(--border);
}

/* --------------------------------------------------------
   ZOOM PILL (Header Center)
   -------------------------------------------------------- */
.header-zoom-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  /* Pushes logo left, actions right */
  transition: opacity 0.3s;
}

body.app-no-image .header-zoom-container {
  opacity: 0.2;
  pointer-events: none;
}

.zoom-pill {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2px 4px;
}

.zoom-stepper-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--muted);
  cursor: pointer;
  transition: all var(--ease);
}

.zoom-stepper-btn:hover {
  background: var(--bg-hover);
  color: var(--text);
}

.zoom-stepper-btn i,
.zoom-stepper-btn svg {
  width: 14px;
  height: 14px;
}

.zoom-select-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  margin: 0 4px;
  /* Space from stepper buttons */
}

.zoom-scale-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background: transparent;
  background-image: none !important;
  border: none;
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-align: center;
  text-align-last: center;
  padding: 0;
  /* Remove padding to prevent browser interference */
  margin: 0;
  cursor: pointer;
  outline: none;
  width: 44px;
  /* Fixed width ensures absolute centering */
}

.zoom-scale-select::-ms-expand {
  display: none;
}

.zoom-scale-select option {
  background: var(--bg-card);
  color: var(--text);
}

.header-btn svg,
.header-btn i {
  flex-shrink: 0;
  width: 14px;
  height: 14px;
}

/* Desktop header buttons are visible by default */
#lang-switch {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--muted);
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all var(--ease);
}

#lang-switch:hover {
  color: var(--text);
  border-color: var(--accent);
  background: var(--bg-hover);
}

/* --------------------------------------------------------
   MAIN LAYOUT GRID
   -------------------------------------------------------- */
#app-main {
  display: flex;
  width: 100%;
  height: 100%;
  padding-top: 48px;
  /* header offset */
}

/* Canvas area — fills remaining space */
#canvas-area {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  /* Neutral matte dark gray for Studio Workspace */
  overflow: hidden;
  /* Hide scrollbars; pan is managed by CSS transforms */
  min-width: 0;
  padding: 16px;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}

#canvas-area canvas,
#canvas-area img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  /* Smooth zoom transition on transform */
  transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1);
  transform-origin: center center;
  -webkit-user-drag: none;
  user-select: none;
}

#canvas-area canvas.is-panning,
#canvas-area img.is-panning {
  transition: none;
}

/* Left Sidebar — Navigator & Presets */
#left-sidebar {
  width: 300px;
  min-width: 300px;
  background: var(--bg-alt);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  font-family: 'Urbanist', sans-serif;
  text-align: left;
  scrollbar-gutter: stable;
  transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1), min-width 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s;
}

#left-sidebar.collapsed {
  width: 0 !important;
  min-width: 0 !important;
  border-right-color: transparent;
  overflow: hidden !important;
}

/* CSS Triangle for Accordion */
.css-triangle {
  width: 0;
  height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 5px solid #71717a;
  transition: transform 0.25s ease;
}

.accordion-header.open .css-triangle {
  transform: rotate(90deg);
}

.zoom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(39, 39, 42, 0.5);
}

.zoom-bar-title {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #71717a;
}

#zoom-100-btn,
#zoom-100-btn-mobile {
  cursor: pointer;
}

.header-zoom-container {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

@media (max-width: 767px) {
  .header-zoom-container {
    display: none !important;
  }
}

.zoom-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.zoom-item,
.zoom-label {
  background: transparent;
  border: none;
  color: #a0a0a0;
  font-size: 10px;
  font-weight: 500;
  font-family: 'Urbanist', sans-serif;
  padding: 2px 4px;
  text-align: left;
}

.zoom-item {
  cursor: pointer;
  outline: none;
}

.zoom-item:hover {
  color: #d4d4d4;
}

.zoom-item.active {
  color: #ffffff;
  font-weight: 600;
}

.zoom-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a0a0a0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='m7 15 5 5 5-5'/><path d='m7 9 5-5 5 5'/></svg>");
  background-repeat: no-repeat;
  background-position: right 0px center;
  background-size: 12px;
  padding-right: 14px;
  text-align: center;
  text-align-last: center;
  min-width: 44px;
}

#zoom-mode-select {
  min-width: 36px;
}

.zoom-select option {
  background: #252525;
  color: #ffffff;
}

.info-block {
  display: none;
}

.info-block.active {
  display: block;
}

.info-block-body {
  padding: 12px 14px 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* EXIF Grid (2x2) */
.modern-exif-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 4px;
}

.exif-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all var(--ease);
}

.exif-card:hover {
  background: var(--bg-hover);
  border-color: var(--border);
}

.exif-card-label {
  font-size: 8px;
  font-weight: 500;
  color: var(--dim);
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.exif-card-value {
  font-size: 11px;
  font-weight: 500;
  color: var(--text);
  font-family: 'Urbanist', sans-serif;
}

/* Left Sidebar Presets Top Section (Quick Actions) */
.left-presets-top {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(39, 39, 42, 0.5);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Sidebar Profile Box (Between File Info and Presets) */
.sidebar-profile-box {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(39, 39, 42, 0.5);
}

.sidebar-profile-box .profile-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.sidebar-profile-box .profile-label {
  font-size: 11px;
  color: #71717a;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0.5px;
}

.sidebar-profile-box .panel-select {
  flex: 1;
  background: #252525;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  color: #e4e4e7;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 500;
  outline: none;
  font-family: 'Urbanist', sans-serif;
  cursor: pointer;
  max-width: 150px;
}

.left-presets-top .quick-actions {
  display: flex;
  gap: 8px;
}

.left-presets-top .quick-btn {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--muted);
  padding: 6px 0;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--ease);
  font-family: 'Urbanist', sans-serif;
}

.left-presets-top .quick-btn:hover {
  background: var(--bg-hover);
  border-color: var(--border);
  color: var(--text);
}

.left-presets-top .quick-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #000000;
  box-shadow: 0 2px 8px rgba(240, 165, 0, 0.3);
}

.exif-card.full-width-card {
  grid-column: span 2;
}

.presets-section {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

.presets-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px 4px 14px;
}

.presets-main-title {
  font-size: 12px;
  font-weight: 600;
  color: #71717a;
}

.presets-container {
  padding: 6px 14px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-sizing: border-box;
}

.presets-group {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
}

.presets-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  color: #a1a1aa;
  cursor: pointer;
  padding: 8px 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
  user-select: none;
  transition: color 0.15s ease;
}

.presets-group-header:hover {
  color: #ffffff;
}

.presets-group:not(.collapsed) .presets-group-header {
  color: var(--accent);
}

.presets-group:not(.collapsed) .presets-group-header .group-arrow {
  color: var(--accent);
}

.presets-group-header .group-arrow {
  font-size: 8px;
  color: #52525b;
  transition: transform 0.2s ease, color 0.15s ease;
  display: inline-block;
  width: 8px;
  text-align: center;
}

.presets-group-header:hover .group-arrow {
  color: #a1a1aa;
}

.presets-grid {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px 0 10px 14px;
  box-sizing: border-box;
  transition: max-height 0.25s ease-out, opacity 0.2s ease, padding 0.25s ease;
  max-height: 500px;
  opacity: 1;
  overflow: hidden;
}

.presets-group.collapsed .presets-grid {
  max-height: 0;
  opacity: 0;
  padding-top: 0;
  padding-bottom: 0;
  pointer-events: none;
}

.presets-group.collapsed .group-arrow {
  transform: rotate(0deg);
}

.presets-group:not(.collapsed) .group-arrow {
  transform: rotate(90deg);
}

.preset-item-btn {
  background: none;
  border: none;
  padding: 6px 8px;
  font-size: 12px;
  font-weight: 500;
  color: #71717a;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: color 0.15s ease, padding-left 0.15s ease, background 0.15s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  box-sizing: border-box;
  border-radius: 4px;
  font-family: 'Urbanist', sans-serif;
}

.preset-item-btn::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.3;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.preset-item-btn:hover {
  color: #ffffff;
  padding-left: 12px;
  background: rgba(255, 255, 255, 0.02);
}

.preset-item-btn:hover::before {
  opacity: 0.8;
  transform: scale(1.2);
}

.preset-item-btn.active {
  color: var(--green);
  font-weight: 600;
  background: rgba(16, 185, 129, 0.05);
}

.preset-item-btn.active::before {
  background: var(--green);
  opacity: 1;
  transform: scale(1.5);
  filter: drop-shadow(0 0 2px var(--green-glow));
}

.preset-reset-btn {
  background: none;
  border: none;
  color: #71717a;
  cursor: pointer;
  transition: all 0.15s ease;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preset-reset-btn svg {
  width: 13px;
  height: 13px;
  display: block;
}

.preset-reset-btn:hover {
  color: #f43f5e;
  background: rgba(244, 63, 94, 0.08);
}

/* Specific styling override for mobile quick action reset button */
.quick-actions .preset-reset-btn {
  flex: none;
  width: 32px;
  height: 32px;
  padding: 0;
  border-radius: 6px;
  background: #2d2d2d;
  border: 1px solid rgba(39, 39, 42, 0.4);
  color: #a1a1aa;
}

.quick-actions .preset-reset-btn svg {
  width: 14px;
  height: 14px;
}

.quick-actions .preset-reset-btn:hover {
  background: rgba(244, 63, 94, 0.1);
  border-color: rgba(244, 63, 94, 0.3);
  color: #fda4af;
}

.preset-btn {
  background: #2a2a2a;
  border: 1px solid #333;
  color: #d0d0d0;
  padding: 8px;
  text-align: left;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
}

.preset-btn:hover {
  background: #333;
  color: #fff;
}

/* Sidebar — desktop only (md+) */
#sidebar {
  width: 300px;
  min-width: 300px;
  background: var(--bg-alt);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 50;
  overflow: hidden;
  transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1), min-width 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s;
}

#sidebar.collapsed {
  width: 0 !important;
  min-width: 0 !important;
  border-left-color: transparent;
}

/* Sidebar Toggle Buttons (Desktop only) */
.sidebar-toggle-btn {
  display: none;
  /* hidden on mobile */
}

@media (min-width: 769px) {
  .sidebar-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 14px;
    height: 48px;
    background: #1e1e1e;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #a1a1aa;
    cursor: pointer;
    z-index: 150;
    transition: background 0.15s, color 0.15s, transform 0.25s, left 0.25s, right 0.25s;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -1px rgba(0, 0, 0, 0.1);
  }

  .sidebar-toggle-btn:hover {
    background: #27272a;
    color: #e4e4e7;
  }

  .sidebar-toggle-btn i {
    width: 12px;
    height: 12px;
    transition: transform 0.25s ease;
  }

  .sidebar-toggle-btn.left-toggle {
    left: 0;
    border-left: none;
    border-top-right-radius: 6px;
    border-bottom-right-radius: 6px;
  }

  .sidebar-toggle-btn.right-toggle {
    right: 0;
    border-right: none;
    border-top-left-radius: 6px;
    border-bottom-left-radius: 6px;
  }

  /* When sidebars are collapsed, rotate chevrons to point inward/outward correctly */
  .sidebar-toggle-btn.left-toggle.collapsed i {
    transform: rotate(180deg);
  }

  .sidebar-toggle-btn.right-toggle.collapsed i {
    transform: rotate(180deg);
  }
}

.sidebar-top {
  flex-shrink: 0;
}

.sidebar-scroll {
  flex: 1 1 0;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: #333333 transparent;
  scrollbar-gutter: stable;
  padding-bottom: 32px;
}

.sidebar-scroll::-webkit-scrollbar {
  width: 5px;
  display: block;
}

.sidebar-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-scroll::-webkit-scrollbar-thumb {
  background: #333333;
  border-radius: 4px;
}

.sidebar-scroll::-webkit-scrollbar-thumb:hover {
  background: #444444;
}

.sidebar-actions {
  display: flex;
  gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid rgba(39, 39, 42, 0.5);
  flex-shrink: 0;
}

.sidebar-action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 0;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3px;
  color: #a1a1aa;
  background: #2d2d2d;
  border: 1px solid rgba(39, 39, 42, 0.4);
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}

.sidebar-action-btn:hover {
  background: #3f3f46;
  color: #d4d4d4;
}

.sidebar-action-btn i {
  width: 14px;
  height: 14px;
}

/* --------------------------------------------------------
   CANVAS ELEMENTS
   -------------------------------------------------------- */
#imageCanvas {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

/* Placeholder when no image loaded */
.canvas-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--dim);
}

.canvas-placeholder svg {
  width: 48px;
  height: 48px;
  opacity: 0.3;
}

.canvas-placeholder span {
  font-size: 12px;
  letter-spacing: 0.3px;
}

/* Hidden file input */
#file-input {
  display: none;
}

/* Upload trigger button (shown on empty canvas) */
.upload-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--text);
  background: var(--bg-card);
  transition: all var(--ease);
}

.upload-trigger:hover {
  border-color: var(--accent);
  color: #000000;
  background: var(--accent);
  box-shadow: 0 4px 12px rgba(240, 165, 0, 0.25);
}

/* --------------------------------------------------------
   SIDEBAR — HEADER ZONE (histogram, camera info, tools)
   -------------------------------------------------------- */
.histogram-bar {
  padding: 8px 16px 4px;
  border-bottom: 1px solid var(--border);
}

.histogram-bar canvas {
  width: 100%;
  height: 48px;
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.camera-info {
  display: flex;
  justify-content: center;
  gap: 16px;
  padding: 6px 16px;
  font-size: 10px;
  font-weight: 500;
  color: var(--dim);
  letter-spacing: 0.3px;
  border-bottom: 1px solid var(--border);
}

/* Bento Layout Container */
.tool-icons-row.bento-layout {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 6px;
  /* Tighter layout */
  padding: 12px;
  /* Less padding */
  background: transparent;
  /* Removed heavy background for minimalism */
  border-bottom: 1px solid var(--border);
  height: 88px;
  /* Much more compact height */
}

/* Base button styles */
.tool-icon-btn {
  display: flex;
  align-items: center;
  background: transparent;
  /* Ghost buttons for minimal look */
  border: 1px solid var(--border);
  border-radius: var(--radius);
  /* Tighter rounding */
  color: var(--muted);
  cursor: pointer;
  transition: all var(--ease);
  box-shadow: none;
  /* No shadows until active */
}

/* Tall Buttons (Edit & Crop) */
.tool-icon-btn.tall-btn {
  flex: 1;
  /* Takes up 1 fraction of width */
  flex-direction: column;
  /* Icon above text */
  justify-content: center;
  /* Center tall buttons */
  gap: 6px;
}

/* Stacked Column for Remove & Mask */
.stacked-tools {
  flex: 1;
  /* Takes up 1 fraction of width */
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Short Buttons inside Stacked Column */
.tool-icon-btn.short-btn {
  flex: 1;
  /* Automatically divides the vertical space */
  flex-direction: row;
  /* Icon and text inline */
  justify-content: flex-start;
  /* LEFT ALIGNED as requested */
  padding-left: 14px;
  /* Fixed starting point so they perfectly align */
  gap: 8px;
  border-radius: var(--radius);
  /* Slightly less rounded than tall buttons */
}

/* Icon Sizing */
.tool-icon-btn i,
.tool-icon-btn svg {
  display: block !important;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.tool-icon-btn.tall-btn i,
.tool-icon-btn.tall-btn svg {
  width: 16px;
  height: 16px;
}

.tool-icon-btn.short-btn i,
.tool-icon-btn.short-btn svg {
  width: 14px;
  height: 14px;
}

/* Label Styling */
.tool-btn-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  text-transform: capitalize;
  font-family: 'Inter', -apple-system, sans-serif;
  letter-spacing: 0.2px;
}

/* Active State: Minimal Solid Fill */
.tool-icon-btn.active {
  background: var(--accent);
  color: #000000;
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(240, 165, 0, 0.3);
  /* Very subtle shadow */
  transform: none;
  /* Removed lift for a flatter, minimal look */
}

.tool-icon-btn.active .tool-btn-label {
  font-weight: 600;
}

/* Hover State */
.tool-icon-btn:hover:not(.active):not(:disabled) {
  background: var(--bg-hover);
  color: var(--text);
  border-color: var(--border);
}

.tool-icon-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  transform: none;
}

.tool-panel[hidden] {
  display: none !important;
}

.crop-tool-panel {
  padding: 14px 16px 16px;
}

.crop-tool-row,
.crop-setting-row,
.crop-angle-row,
.crop-check-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.crop-tool-row {
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(39, 39, 42, 0.45);
  margin-bottom: 14px;
}

.crop-tool-label,
.crop-setting-label,
.crop-overlay-value,
.crop-angle-auto,
.crop-check-row span {
  font-size: 11px;
  color: #a1a1aa;
  letter-spacing: 0.2px;
}

.crop-tool-title {
  font-size: 11px;
  font-weight: 600;
  color: #e4e4e7;
  letter-spacing: 0.2px;
}

.crop-setting-group {
  padding: 12px 0;
  border-bottom: 1px solid rgba(39, 39, 42, 0.4);
}

.crop-setting-group:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.crop-info-group {
  padding-top: 14px;
}

.crop-aspect-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.crop-aspect-select {
  min-width: 116px;
}

.crop-custom-popover[hidden] {
  display: none !important;
}

.crop-custom-popover {
  margin-top: 12px;
  padding: 12px;
  box-sizing: border-box;
  width: 100%;
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid rgba(63, 63, 70, 0.6);
  background: rgba(24, 24, 27, 0.92);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.25);
}

.crop-custom-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}

.crop-custom-presets {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.crop-custom-preset {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  padding: 10px;
  border-radius: 4px;
  border: 1px solid rgba(63, 63, 70, 0.65);
  background: #202124;
  color: #e4e4e7;
  transition: border-color 0.15s, background 0.15s;
}

.crop-custom-preset:hover {
  background: #2b2d31;
  border-color: rgba(96, 165, 250, 0.35);
}

.crop-custom-title {
  font-size: 11px;
  font-weight: 600;
  color: #f4f4f5;
}

.crop-custom-meta {
  font-size: 10px;
  line-height: 1.35;
  color: #a1a1aa;
}

.crop-custom-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
}

.crop-custom-input {
  width: 100%;
  min-width: 0;
  padding: 8px 10px;
  border-radius: 4px;
  border: 1px solid rgba(82, 82, 91, 0.5);
  background: #18181b;
  color: #f4f4f5;
  font-size: 11px;
}

.crop-custom-input::placeholder {
  color: #71717a;
}

.crop-custom-separator {
  font-size: 12px;
  color: #71717a;
}

.crop-custom-apply,
.crop-custom-cancel {
  margin-top: 10px;
  padding: 8px 10px;
  box-sizing: border-box;
  border-radius: 4px;
  border: 1px solid rgba(82, 82, 91, 0.5);
  background: #27272a;
  color: #e4e4e7;
  font-size: 11px;
}

.crop-custom-apply {
  margin-top: 0;
  white-space: nowrap;
}

.crop-custom-cancel {
  display: block;
  width: 100%;
}

.crop-flip-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 4px;
  color: #a1a1aa;
  border: 1px solid rgba(82, 82, 91, 0.5);
  background: #27272a;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.crop-flip-btn:hover:not(:disabled) {
  background: #33363d;
  color: #f4f4f5;
  border-color: rgba(96, 165, 250, 0.3);
}

.crop-flip-btn.active {
  color: #dbeafe;
  border-color: rgba(96, 165, 250, 0.4);
  background: rgba(96, 165, 250, 0.12);
}

.crop-flip-btn:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.crop-flip-btn svg {
  width: 15px;
  height: 15px;
}

.crop-angle-row {
  margin-bottom: 10px;
}

.crop-angle-ruler {
  margin-left: auto;
  margin-right: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  color: #a1a1aa;
}

.crop-angle-ruler svg {
  width: 14px;
  height: 14px;
}

.crop-angle-ruler:hover {
  color: #f4f4f5;
  background: rgba(255, 255, 255, 0.1);
}

.crop-angle-ruler.active {
  color: #10b981;
  background: rgba(16, 185, 129, 0.15);
}

.crop-angle-auto {
  margin-left: 0;
  margin-right: 10px;
}

.crop-angle-input {
  width: 46px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  color: #f4f4f5;
  font-size: 11px;
  font-family: inherit;
  text-align: right;
  padding: 2px 0;
  outline: none;
  -moz-appearance: textfield;
  appearance: textfield;
  transition: all 0.2s ease;
}

.crop-ruler-active {
  cursor: crosshair !important;
}

.crop-ruler-active * {
  cursor: crosshair !important;
}

.crop-angle-input::-webkit-outer-spin-button,
.crop-angle-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.crop-angle-input:focus {
  background: rgba(0, 0, 0, 0.2);
  border-color: rgba(255, 255, 255, 0.15);
  padding: 2px 4px;
}

.crop-angle-visual {
  position: relative;
  height: 18px;
  cursor: pointer;
}

.crop-angle-track {
  position: absolute;
  top: 7px;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: 999px;
  background: #2d2d2d;
}

.crop-angle-thumb {
  position: absolute;
  top: 0;
  left: 50%;
  width: 14px;
  height: 14px;
  margin-left: -7px;
  border-radius: 50%;
  border: 1.5px solid rgba(34, 34, 38, 0.7);
  background: linear-gradient(180deg, #f8f8fa 0%, #d7d9df 100%);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.45);
  cursor: ew-resize;
  transition: transform 0.15s ease;
}

.crop-angle-thumb:hover {
  transform: scale(1.2);
}

.crop-check-row {
  justify-content: flex-start;
  gap: 10px;
}

.crop-check-row input {
  width: 14px;
  height: 14px;
  accent-color: var(--accent);
}

#canvas-area.crop-active {
  cursor: crosshair;
}

.crop-overlay {
  position: absolute;
  inset: 0;
  z-index: 18;
  display: none;
  pointer-events: none;
}

.crop-overlay.active {
  display: block;
  pointer-events: auto;
}

.crop-selection {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow: 0 0 0 99999px rgba(0, 0, 0, 0.48);
  cursor: move;
  touch-action: none;
}

.crop-grid-line {
  position: absolute;
  background: rgba(255, 255, 255, 0.28);
}

.crop-grid-line-v {
  top: 0;
  bottom: 0;
  width: 1px;
}

.crop-grid-line-v1 {
  left: 33.333%;
}

.crop-grid-line-v2 {
  left: 66.666%;
}

.crop-grid-line-h {
  left: 0;
  right: 0;
  height: 1px;
}

.crop-grid-line-h1 {
  top: 33.333%;
}

.crop-grid-line-h2 {
  top: 66.666%;
}

.crop-handle {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.45);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.45);
}

.crop-handle-nw {
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
  cursor: nwse-resize;
}

.crop-handle-ne {
  top: 0;
  right: 0;
  transform: translate(50%, -50%);
  cursor: nesw-resize;
}

.crop-handle-sw {
  bottom: 0;
  left: 0;
  transform: translate(-50%, 50%);
  cursor: nesw-resize;
}

.crop-handle-se {
  right: 0;
  bottom: 0;
  transform: translate(50%, 50%);
  cursor: nwse-resize;
}

/* --------------------------------------------------------
   SIDEBAR ACCORDION
   -------------------------------------------------------- */
.accordion-group {
  border-bottom: 1px solid var(--border);
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  cursor: pointer;
  user-select: none;
  transition: background var(--ease);
}

.accordion-header:hover {
  background: var(--bg-hover);
}

.accordion-header .header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.accordion-header .header-left .power-toggle {
  color: var(--green);
  display: flex;
  align-items: center;
  transition: all 0.2s ease;
  cursor: pointer;
  filter: drop-shadow(0 0 3px var(--green-glow));
}

.accordion-header .header-left .power-toggle:hover {
  color: var(--green-hover);
}

.accordion-header .header-left .power-toggle i,
.accordion-header .header-left .power-toggle svg {
  width: 13px;
  height: 13px;
}

.accordion-header .header-left .power-toggle .icon-off {
  display: none !important;
}

.accordion-header .header-left .power-toggle.off .icon-on {
  display: none !important;
}

.accordion-header .header-left .power-toggle.off .icon-off {
  display: block !important;
}

.accordion-header .header-left .power-toggle.off {
  color: var(--red);
  filter: drop-shadow(0 0 3px var(--red-glow));
}

.accordion-header .header-left .power-toggle.off:hover {
  color: var(--red-hover);
}

.accordion-header .header-left .group-title {
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.2px;
  color: var(--text);
}

.accordion-header .header-right .chevron-icon {
  color: #71717a;
  width: 14px;
  height: 14px;
  transition: transform 0.25s ease;
}

.accordion-header.open .header-right .chevron-icon {
  transform: rotate(90deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.accordion-body.open {
  max-height: 2400px;
}

.accordion-body[data-accordion-body="calibration"] .sidebar-section:first-of-type {
  padding-top: 12px;
}

.accordion-body[data-accordion-body="calibration"] .sidebar-section:last-of-type {
  padding-bottom: 14px;
}

/* --------------------------------------------------------
   SIDEBAR SECTIONS
   -------------------------------------------------------- */
.sidebar-section {
  padding: 0 16px 10px 16px;
}

/* Quick-actions */
.quick-actions {
  display: flex;
  gap: 6px;
}

.quick-btn {
  flex: 1;
  text-align: center;
  padding: 7px 0;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3px;
  color: var(--muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--ease);
}

.quick-btn:hover {
  background: var(--bg-hover);
  color: var(--text);
  border-color: var(--border);
}

.quick-btn.active {
  color: #000000;
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 2px 8px rgba(240, 165, 0, 0.3);
}

/* Profile row */
.profile-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
}

.wb-row {
  margin-bottom: 8px;
}

.profile-label {
  font-size: 11px;
  color: #a1a1aa;
}

.profile-value {
  font-size: 11px;
  color: #d4d4d4;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Section label with value (e.g. WB / As Shot) */
.section-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}

.section-label-value {
  font-size: 10px;
  color: #71717a;
  letter-spacing: 0.3px;
}

/* WB / Profile panel select dropdowns */
.panel-select {
  font-size: 10px;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 8px;
  outline: none;
  cursor: pointer;
  max-width: 148px;
  transition: border-color var(--ease);
}

.panel-select:focus {
  border-color: var(--accent);
}

.panel-select option {
  background: var(--bg-card);
  color: var(--text);
}

/* Section sub-heading */
.section-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #71717a;
  margin-bottom: 8px;
  padding-top: 4px;
}


/* Thin divider between TONE / PRESENCE */
.section-divider {
  height: 1px;
  background: rgba(39, 39, 42, 0.45);
  margin: 2px 16px 0;
}

/* Slider rows */
.slider-row {
  margin-bottom: 8px;
}

.slider-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.slider-name {
  font-size: 11.5px;
  color: #a1a1aa;
  letter-spacing: 0.2px;
}

.slider-value {
  font-size: 10.5px;
  color: #71717a;
  font-variant-numeric: tabular-nums;
  min-width: 32px;
  text-align: right;
}

/* noUiSlider dark theme */
.slider-row .noUi-target {
  height: 4px;
  border: none;
  border-radius: 4px;
  background: var(--border);
  box-shadow: none;
}

.slider-row .noUi-connect {
  background: var(--text);
}


.slider-row .noUi-handle {
  width: 14px !important;
  height: 14px !important;
  border: 2px solid var(--bg-alt);
  border-radius: 50%;
  background: var(--text);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  top: -5px;
  right: -7px;
  cursor: pointer;
  transition: transform var(--ease), background var(--ease), border-color var(--ease);
}

.slider-row .noUi-handle:hover {
  transform: scale(1.2);
  background: var(--accent);
}

.slider-row .noUi-handle:before,
.slider-row .noUi-handle:after {
  display: none;
}

/* ── 3-Column Flex Slider Row (Standard one-line layout) ── */
.slider-flex-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  min-height: 22px;
}

.slider-flex-name {
  flex: 0 0 68px;
  font-size: 11px;
  color: #a1a1aa;
  letter-spacing: 0.2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.slider-flex-track {
  flex: 1 1 auto;
  min-width: 60px;
}

.slider-flex-value {
  flex: 0 0 44px;
  width: 44px;
  min-width: 44px;
  max-width: 44px;
  box-sizing: border-box;
  font-size: 10.5px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  text-align: right;
  white-space: nowrap;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 2px 0;
  outline: none;
  -moz-appearance: textfield;
  appearance: textfield;
  transition: all var(--ease);
  font-family: inherit;
}

.slider-flex-value:focus {
  background: var(--bg-hover);
  border-color: var(--border);
  color: var(--text);
  padding: 2px 4px;
}

.slider-flex-value::-webkit-outer-spin-button,
.slider-flex-value::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* noUiSlider within flex rows */
.slider-flex-row .noUi-target {
  height: 4px;
  border: none;
  border-radius: 4px;
  background: var(--border);
  box-shadow: none;
  overflow: visible;
}

.slider-flex-row .noUi-connect {
  background: var(--text);
}

.slider-flex-row .noUi-connects {
  border-radius: 4px;
}

.slider-flex-row .noUi-handle {
  width: 14px !important;
  height: 14px !important;
  border: 2px solid var(--bg-alt);
  border-radius: 50%;
  background: var(--text);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  top: -5px;
  right: -7px;
  cursor: pointer;
  transition: transform var(--ease), background var(--ease), border-color var(--ease);
}

.slider-flex-row .noUi-handle:hover {
  transform: scale(1.2);
  background: var(--accent);
}

.slider-flex-row .noUi-handle:before,
.slider-flex-row .noUi-handle:after {
  display: none;
}

#sl-temp.noUi-target,
#msl-temp.noUi-target,
#sl-tint.noUi-target,
#msl-tint.noUi-target,
#sl-vibrance.noUi-target,
#msl-vibrance.noUi-target,
#sl-saturation.noUi-target,
#msl-saturation.noUi-target {
  background: transparent;
}

#sl-temp.noUi-target .noUi-connects,
#msl-temp.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #4f76d8 0%, #7fa4ef 34%, #c7cfb1 58%, #f1c96c 100%);
}

#sl-tint.noUi-target .noUi-connects,
#msl-tint.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #4cb070 0%, #8ec5a0 34%, #cba8cb 66%, #c05ab5 100%);
}

#sl-vibrance.noUi-target .noUi-connects,
#msl-vibrance.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #5f7b87 0%, #4cb6c6 24%, #9ca3af 48%, #f59e0b 72%, #ef5c72 100%);
}

#sl-saturation.noUi-target .noUi-connects,
#msl-saturation.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #7f8790 0%, #5ea1e5 20%, #47cba0 40%, #f4cc4d 62%, #f08a36 80%, #d94b73 100%);
}

#sl-temp.noUi-target .noUi-connect,
#msl-temp.noUi-target .noUi-connect,
#sl-tint.noUi-target .noUi-connect,
#msl-tint.noUi-target .noUi-connect,
#sl-vibrance.noUi-target .noUi-connect,
#msl-vibrance.noUi-target .noUi-connect,
#sl-saturation.noUi-target .noUi-connect,
#msl-saturation.noUi-target .noUi-connect {
  background: rgba(255, 255, 255, 0.16);
}

/* Calibration Custom Sliders Styling */
#sl-calib_shadows_tint.noUi-target,
#msl-calib_shadows_tint.noUi-target,
#sl-calib_red_hue.noUi-target,
#msl-calib_red_hue.noUi-target,
#sl-calib_red_sat.noUi-target,
#msl-calib_red_sat.noUi-target,
#sl-calib_green_hue.noUi-target,
#msl-calib_green_hue.noUi-target,
#sl-calib_green_sat.noUi-target,
#msl-calib_green_sat.noUi-target,
#sl-calib_blue_hue.noUi-target,
#msl-calib_blue_hue.noUi-target,
#sl-calib_blue_sat.noUi-target,
#msl-calib_blue_sat.noUi-target {
  background: transparent;
}

#sl-calib_shadows_tint.noUi-target .noUi-connects,
#msl-calib_shadows_tint.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #22c55e 0%, #a855f7 100%);
}

#sl-calib_red_hue.noUi-target .noUi-connects,
#msl-calib_red_hue.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #d946ef 0%, #ef4444 50%, #eab308 100%);
}

#sl-calib_red_sat.noUi-target .noUi-connects,
#msl-calib_red_sat.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #3f3f46 0%, #ef4444 100%);
}

#sl-calib_green_hue.noUi-target .noUi-connects,
#msl-calib_green_hue.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #eab308 0%, #10b981 50%, #06b6d4 100%);
}

#sl-calib_green_sat.noUi-target .noUi-connects,
#msl-calib_green_sat.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #3f3f46 0%, #10b981 100%);
}

#sl-calib_blue_hue.noUi-target .noUi-connects,
#msl-calib_blue_hue.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #06b6d4 0%, #3b82f6 50%, #a855f7 100%);
}

#sl-calib_blue_sat.noUi-target .noUi-connects,
#msl-calib_blue_sat.noUi-target .noUi-connects {
  background: linear-gradient(90deg, #3f3f46 0%, #3b82f6 100%);
}

#sl-calib_shadows_tint.noUi-target .noUi-connect,
#msl-calib_shadows_tint.noUi-target .noUi-connect,
#sl-calib_red_hue.noUi-target .noUi-connect,
#msl-calib_red_hue.noUi-target .noUi-connect,
#sl-calib_red_sat.noUi-target .noUi-connect,
#msl-calib_red_sat.noUi-target .noUi-connect,
#sl-calib_green_hue.noUi-target .noUi-connect,
#msl-calib_green_hue.noUi-target .noUi-connect,
#sl-calib_green_sat.noUi-target .noUi-connect,
#msl-calib_green_sat.noUi-target .noUi-connect,
#sl-calib_blue_hue.noUi-target .noUi-connect,
#msl-calib_blue_hue.noUi-target .noUi-connect,
#sl-calib_blue_sat.noUi-target .noUi-connect,
#msl-calib_blue_sat.noUi-connect {
  background: rgba(255, 255, 255, 0.16);
}

/* --------------------------------------------------------
   TONE CURVE PANEL
   -------------------------------------------------------- */
.curve-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
}

.curve-panel canvas {
  width: 100%;
  max-width: 252px;
  height: auto;
  aspect-ratio: 1 / 1;
  display: block;
  border-radius: 4px;
  cursor: pointer;
  touch-action: none;
}

.curve-labels {
  display: flex;
  justify-content: space-between;
  width: 100%;
  max-width: 252px;
  font-size: 9px;
  color: #52525b;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

/* Channel selector buttons (RGB / R / G / B) */
.curve-channels {
  display: flex;
  gap: 4px;
  width: 100%;
  max-width: 252px;
}

.curve-channel-btn,
.curve-channel-btn-m {
  flex: 1;
  padding: 4px 0;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-align: center;
  color: #71717a;
  background: #2d2d2d;
  border: 1px solid rgba(39, 39, 42, 0.4);
  border-radius: 4px;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.curve-channel-btn:hover,
.curve-channel-btn-m:hover {
  background: #3f3f46;
  color: #d4d4d4;
}

.curve-channel-btn.active,
.curve-channel-btn-m.active {
  color: #e4e4e7;
  background: #3f3f46;
  border-color: rgba(255, 255, 255, 0.15);
}

/* --------------------------------------------------------
   COLOR MIXER (HSL) — Classic 8-Color Groups
   -------------------------------------------------------- */

/* Tab bar container */
.hsl-tab-bar {
  display: flex;
  position: relative;
  gap: 4px;
  padding: 4px;
  background: #111113;
  margin: 12px 16px 16px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

.hsl-tab-btn,
.hsl-tab-btn-m {
  flex: 1;
  padding: 6px 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: center;
  color: #71717a;
  background: transparent;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 1;
}

.hsl-tab-btn:hover,
.hsl-tab-btn-m:hover {
  color: #a1a1aa;
}

.hsl-tab-btn.active,
.hsl-tab-btn-m.active {
  color: #ffffff;
  background: #27272a;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* Color group section — matches Basic sidebar-section spacing */
.hsl-color-group {
  padding: 8px 16px 14px 16px !important;
}

.hsl-color-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.hsl-color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.hsl-color-name {
  font-size: 11px;
  font-weight: 500;
  color: #a1a1aa;
  letter-spacing: 0.2px;
}

/* HSL parameter label — compact, matching slider-flex-name width */
.hsl-param-label {
  flex: 0 0 36px;
  font-size: 10px;
  color: #71717a;
  letter-spacing: 0.2px;
  white-space: nowrap;
}

/* HSL value — compact numeric */
.hsl-val {
  flex: 0 0 32px;
  font-size: 10px;
}

/* HSL slider rows use the same slider-flex-row + noUiSlider as Basic */
/* Inherits .slider-flex-row, .slider-flex-track, .slider-flex-value from above */

/* Remove old cramped HSL rules */
.hsl-row .slider-flex-name {
  flex: unset;
  font-size: unset;
  color: unset;
}

.hsl-row .slider-flex-value {
  flex: unset;
  font-size: unset;
}

/* --------------------------------------------------------
   MOBILE LAYOUT ( < 768px )
   -------------------------------------------------------- */
@media (max-width: 767px) {
  .hsl-tab-bar {
    margin: 10px 12px 12px;
    padding: 4px;
  }

  .hsl-color-group {
    padding: 8px 14px 14px 14px !important;
  }
}

/* --------------------------------------------------------
   PREMIUM BRANDING — TOOLNAR
   -------------------------------------------------------- */
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Syne', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  text-decoration: none;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: #f0a500;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 900;
  color: #000000;
  letter-spacing: 0;
  box-shadow: 0 2px 4px rgba(240, 165, 0, 0.2);
  flex-shrink: 0;
}

.logo-studio {
  font-size: 14px;
  font-weight: 700;
  color: #dedad1;
  letter-spacing: -0.01em;
}


/* --------------------------------------------------------
   MOBILE LAYOUT ( < 768px )
   -------------------------------------------------------- */
@media (max-width: 767px) {
  #sidebar {
    display: none !important;
  }

  #left-sidebar {
    display: none !important;
  }

  #app-main {
    flex-direction: column;
    padding-top: 44px;
  }

  #app-header {
    height: 44px;
    padding: 0 8px;
    background: #1e1e1e;
    justify-content: space-between;
  }

  #app-header .logo {
    display: flex;
    font-size: 11px;
  }

  /* Mobile: show Reset in header */
  #btn-reset {
    display: flex;
  }

  .header-btn span {
    display: none;
  }

  .header-btn {
    padding: 6px 10px;
  }

  .header-btn svg,
  .header-btn .lucide {
    width: 18px !important;
    height: 18px !important;
  }

  #canvas-area {
    flex: 1 1 0;
    min-height: 0;
    background: #0f0f0f;
    padding: 0;
    overflow: visible;
  }

  /* Sheet open: canvas takes all available, sheet capped */
  #app-main.sheet-open #canvas-area {
    flex: 1 1 0;
  }

  /* Mobile control area — sheet + tab bar */
  #mobile-controls {
    display: flex;
    flex-direction: column;
    background: #0f0f0f;
    flex: 0 0 auto;
    position: relative;
    z-index: 30;
    /* Ensure UI stays above canvas crop box-shadows */
    height: 52px;
    /* Height of the mobile tab bar when closed */
    transition: height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: visible;
    /* Let the sheet's shadow cast upwards onto the canvas */
  }

  #app-main.sheet-open #mobile-controls {
    flex: 0 0 auto;
    height: 50dvh;
  }

  /* Slide-up sheet — rounded corners and smooth animation */
  #mobile-sheet {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #1e1e1e;
    border-top-left-radius: 30px;
    border-top-right-radius: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.4);
    overflow-y: auto;
    overflow-x: hidden;
    padding-top: 8px;
    padding-bottom: 16px;
    transition: opacity 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
    transform: translateY(0);
  }

  .mobile-sheet-drag-handle {
    width: 36px;
    height: 5px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 3px;
    margin: 4px auto 12px auto;
    cursor: grab;
    flex-shrink: 0;
  }

  .mobile-sheet-drag-handle:active {
    cursor: grabbing;
  }

  #mobile-sheet.hidden {
    display: flex !important;
    /* Keep rendering so CSS transitions work */
    opacity: 0 !important;
    transform: translateY(100%) !important;
    pointer-events: none;
    height: 0;
    padding-top: 0;
    padding-bottom: 0;
    border-top-color: transparent;
    overflow: hidden;
  }

  /* Keyframe animation for mobile tab switching */
  @keyframes mPanelFadeIn {
    from {
      opacity: 0;
      transform: translateY(8px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  #mobile-sheet>div {
    animation: mPanelFadeIn 0.22s cubic-bezier(0.4, 0, 0.2, 1) forwards;
  }

  /* Pull remove & mask action confirmation bars lower on mobile to prevent overlapping portrait photos */
  #canvas-area .remove-action-bar {
    bottom: -4px;
    z-index: 201;
  }

  #mobile-sheet .quick-actions {
    margin-top: 12px;
  }

  /* Mobile section wrapper */
  .m-section {
    padding: 0 14px 6px;
  }

  #m-calibration-panel,
  #m-presets-panel {
    padding-top: 12px;
  }

  /* Mobile sheet action buttons (Previous / Reset) */
  .m-sheet-actions {
    display: flex;
    gap: 8px;
    padding: 10px 14px;
    border-top: 1px solid rgba(39, 39, 42, 0.5);
    margin-top: 6px;
    flex-shrink: 0;
  }

  .m-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 0;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.3px;
    color: #a1a1aa;
    background: #2d2d2d;
    border: 1px solid rgba(39, 39, 42, 0.4);
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
  }

  .m-action-btn:hover {
    background: #3f3f46;
    color: #d4d4d4;
  }

  .m-action-btn i,
  .m-action-btn svg {
    width: 14px;
    height: 14px;
  }

  /* Mobile tab bar — pinned to bottom */
  #mobile-tab-bar {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    height: 52px;
    background: #1e1e1e;
    border-top: 1px solid rgba(39, 39, 42, 0.5);
    flex-shrink: 0;
    margin-top: auto;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    padding: 0 8px;
    gap: 4px;
  }

  .mobile-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    min-width: 68px;
    padding: 6px 4px;
    color: #71717a;
    transition: color 0.15s;
    border-radius: 4px;
    flex: 0 0 auto;
  }

  .mobile-tab.active {
    color: #71717a;
  }

  #app-main.sheet-open .mobile-tab.active {
    color: #d4d4d4;
  }

  .mobile-tab i,
  .mobile-tab svg {
    width: 18px;
    height: 18px;
  }

  .mobile-tab span {
    font-size: 9px;
    letter-spacing: 0.2px;
    white-space: nowrap;
  }
}

/* Hide mobile elements on desktop */
@media (min-width: 768px) {
  #mobile-controls {
    display: none !important;
  }

  #mobile-tab-bar {
    display: none !important;
  }

  #mobile-sheet {
    display: none !important;
  }
}

/* --------------------------------------------------------
   LOADING / DROP OVERLAY
   -------------------------------------------------------- */
#drop-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  pointer-events: none;
}

#drop-overlay.visible {
  display: flex;
}

#drop-overlay .drop-message {
  padding: 32px 48px;
  border: 2px dashed rgba(212, 212, 212, 0.3);
  border-radius: 4px;
  color: #d4d4d4;
  font-size: 14px;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   EXPORT MODAL
   ========================================================================== */
#export-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 15, 14, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

#export-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.export-modal {
  --accent-color: var(--accent);
  background: rgba(26, 26, 24, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  width: 90%;
  max-width: 350px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  transform: translateY(10px) scale(0.98);
  opacity: 0;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.15s ease;
}

#export-modal-overlay.active .export-modal {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.export-modal-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.export-modal-header h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#btn-export-close {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: all var(--ease);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#btn-export-close:hover {
  color: var(--text);
  background: var(--bg-hover);
}

.export-modal-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-height: 70vh;
  overflow-y: auto;
}

.export-group label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 6px;
}

.export-group select,
.export-group input[type='number'] {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  outline: none;
  transition: all var(--ease);
}

.export-group select:hover,
.export-group input[type='number']:hover {
  border-color: var(--muted);
}

.export-group select:focus,
.export-group input[type='number']:focus {
  border-color: var(--accent-color);
}

.export-group input[type='range'] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  outline: none;
  margin: 12px 0 8px 0;
  cursor: pointer;
}

.export-group input[type='range']::-webkit-slider-runnable-track {
  width: 100%;
  height: 6px;
  background: transparent;
  border-radius: 3px;
}

.export-group input[type='range']::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--accent);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
  margin-top: -5px;
  transition: transform 0.15s ease, background-color 0.15s ease;
}

.export-group input[type='range']::-webkit-slider-thumb:hover {
  transform: scale(1.25);
  background: #fff;
  border-color: var(--accent);
}

.export-group input[type='range']::-moz-range-track {
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
}

.export-group input[type='range']::-moz-range-progress {
  height: 6px;
  background: var(--accent);
  border-radius: 3px;
}

.export-group input[type='range']::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--accent);
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
  transition: transform 0.15s ease;
}

.export-group input[type='range']::-moz-range-thumb:hover {
  transform: scale(1.25);
  background: #fff;
  border-color: var(--accent);
}

.export-dimensions {
  display: flex;
  gap: 8px;
}

.export-dimensions>div {
  flex: 1;
}

.export-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.export-toggle input[type='checkbox'] {
  width: 14px;
  height: 14px;
  accent-color: var(--accent-color);
  cursor: pointer;
}

.export-toggle label {
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  margin: 0;
}

.export-modal-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.export-estimate {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
}

#btn-export-confirm {
  background: var(--accent-color);
  color: #000000;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--ease);
}

#btn-export-confirm:hover {
  background: #ffb81a;
  box-shadow: 0 4px 12px rgba(240, 165, 0, 0.35);
}

#btn-export-confirm:active {
  transform: translateY(1px);
}

/* --------------------------------------------------------
   NO IMAGE STATE (UI LOCK)
   -------------------------------------------------------- */
body.app-no-image #sidebar,
body.app-no-image #left-sidebar,
body.app-no-image #mobile-controls,
body.app-no-image #btn-export,
body.app-no-image #btn-reset {
  pointer-events: none;
  opacity: 0.4;
  filter: grayscale(100%);
}

/* Spinner Animation for RAW loading */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

#raw-loader-spinner {
  animation: spin 0.8s linear infinite;
}



/* --- Canvas & UI Elements (Extracted from main_canvas.php) --- */

.supported-formats {
  font-size: 0.75em;
  opacity: 0.4;
  margin-top: 12px;
  display: block;
  max-width: 80%;
  text-align: center;
  word-break: break-word;
}

#imageCanvas {
  display: none;
}

#crop-ruler-line {
  display: none;
  position: absolute;
  height: 2px;
  background: #10b981;
  transform-origin: left center;
  z-index: 100;
  pointer-events: none;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.5);
}

#raw-bg-progress {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(0, 0, 0, 0.5);
  z-index: 50;
  transition: opacity 0.3s ease;
  display: none;
}


#raw-bg-progress-bar {
  width: 0%;
  height: 100%;
  background: #a78bfa;
  transition: width 0.3s ease, background 0.3s ease;
}

#raw-bg-progress-text {
  position: absolute;
  top: 8px;
  right: 12px;
  color: #a78bfa;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

#raw-loader-overlay {
  display: none;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(20, 20, 20, 0.85);
  z-index: 20;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 14px;
}

#raw-loader-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(255, 255, 255, 0.15);
  border-top-color: #a78bfa;
  border-radius: 50%;
}

#raw-loader-msg {
  color: #d4d4d8;
  font-size: 13px;
  letter-spacing: 0.04em;
  font-family: inherit;
}

#canvas-exif-overlay {
  display: none;
  position: absolute;
  bottom: 14px;
  left: 0;
  right: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
  z-index: 10;
  padding: 0 20px;
}

@media (min-width: 769px) {
  #canvas-exif-overlay {
    display: none !important;
  }
}

#exif-bar-mobile {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  box-sizing: border-box;
}

#exif-bar-mobile span {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.65);
  font-weight: 400;
  letter-spacing: 0.03em;
  white-space: nowrap;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.65);
}

/* --------------------------------------------------------
   REMOVE TOOL STYLES
   -------------------------------------------------------- */
#removeCanvas,
#removeCursorCanvas {
  position: absolute;
  display: none;
  pointer-events: none;
  z-index: 15;
  transform-origin: center center;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1);
}

#removeCanvas.active {
  display: block;
  pointer-events: auto;
  cursor: none;
}

#removeCursorCanvas.active {
  display: block;
  pointer-events: none;
  cursor: none;
}

#maskCanvas {
  position: absolute;
  display: none;
  pointer-events: none;
  z-index: 16;
  transform-origin: center center;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1);
}

#maskCanvas.active {
  display: block;
  pointer-events: auto;
  cursor: crosshair;
}

#maskCanvas.is-panning {
  transition: none;
}

#removeCanvas.is-panning,
#removeCursorCanvas.is-panning {
  transition: none;
}

.remove-action-bar {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translate(-50%, 0);
  background: transparent;
  border: 1px solid rgba(63, 63, 70, 0.45);
  border-radius: 4px;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0;
  height: 28px;
  width: 200px;
  overflow: visible;
  /* Changed to visible to let the divider icon draw properly, but buttons will be rounded */
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  z-index: 100;
  pointer-events: auto;
  cursor: default;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.remove-action-bar.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 15px);
}

.remove-action-bar span {
  font-size: 11px;
  font-weight: 500;
  color: #ffffff;
  letter-spacing: 0.2px;
}

.remove-action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 100%;
  font-size: 11px;
  font-weight: 500;
  border: none;
  pointer-events: auto;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
}

.remove-action-btn:active {
  transform: scale(0.97);
}

.remove-action-btn-cancel {
  background: var(--red-dark);
  color: #ffffff;
  border-right: 1px solid rgba(0, 0, 0, 0.15);
  border-top-left-radius: 3px;
  border-bottom-left-radius: 3px;
}

.remove-action-btn-cancel:hover {
  background: var(--red-dark-hover);
}

.remove-action-btn-apply {
  background: var(--green-dark);
  color: #ffffff;
  border-top-right-radius: 3px;
  border-bottom-right-radius: 3px;
}

.remove-action-btn-apply:hover {
  background: var(--green-dark-hover);
}

.remove-action-btn svg {
  width: 13px;
  height: 13px;
}

.remove-action-divider-icon {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  color: #e4e4e7;
  background: #27272a;
  border: 1px solid rgba(63, 63, 70, 0.6);
  border-radius: 50%;
  padding: 4px;
  flex-shrink: 0;
  z-index: 10;
  box-sizing: content-box;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  pointer-events: none;
}

.remove-tool-panel {
  padding-top: 12px;
}

.remove-panel-header {
  margin-bottom: 14px;
  padding: 0 16px 12px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(39, 39, 42, 0.45);
  justify-content: flex-start;
}

.remove-panel-title {
  font-size: 11px;
  font-weight: 600;
  color: #e4e4e7;
  letter-spacing: 0.2px;
}

/* Remove & Heal Mode Selection */
.remove-mode-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px 14px;
}

.remove-mode-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 0;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3px;
  color: var(--muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--ease);
}

.remove-mode-btn i,
.remove-mode-btn svg {
  width: 14px;
  height: 14px;
  color: #71717a;
  flex-shrink: 0;
  transition: color 0.15s;
}

.remove-mode-btn:hover {
  background: #3f3f46;
  color: #d4d4d4;
}

.remove-mode-btn:hover i,
.remove-mode-btn:hover svg {
  color: #d4d4d4;
}

.remove-mode-btn.active {
  color: #000000;
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 2px 8px rgba(240, 165, 0, 0.3);
}

.remove-mode-btn.active i,
.remove-mode-btn.active svg {
  color: #000000;
}

/* --------------------------------------------------------
   MASKING TOOL STYLES
   -------------------------------------------------------- */
.mask-tool-panel {
  padding-top: 12px;
}

.mask-panel-header {
  margin-bottom: 14px;
  padding: 0 16px 12px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(39, 39, 42, 0.45);
  justify-content: flex-start;
}

.mask-panel-title {
  font-size: 11px;
  font-weight: 600;
  color: #e4e4e7;
  letter-spacing: 0.2px;
}

.mask-add-bar {
  display: flex;
  gap: 8px;
  padding: 0 16px 14px;
}

.mask-add-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 0;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--ease);
}

.mask-add-btn:hover {
  background: #3f3f46;
  color: #d4d4d4;
}

.mask-add-btn i,
.mask-add-btn svg {
  width: 14px;
  height: 14px;
  color: #71717a;
  transition: color 0.15s;
}

.mask-add-btn.active {
  color: #000000;
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 2px 8px rgba(240, 165, 0, 0.3);
}

.mask-add-btn.active i,
.mask-add-btn.active svg {
  color: #000000;
}

.linear-icon-rotated {
  transform: rotate(90deg);
}

.mask-list-container {
  padding: 0 16px 14px;
  border-bottom: 1px solid rgba(39, 39, 42, 0.45);
}

.mask-list-header {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #71717a;
  margin-bottom: 8px;
}

.mask-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mask-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: #27272a;
  border: 1px solid rgba(63, 63, 70, 0.4);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.mask-item:hover {
  background: #3f3f46;
}

.mask-item.active {
  border-color: rgba(240, 165, 0, 0.5);
  background: rgba(240, 165, 0, 0.08);
}

.mask-item-name {
  font-size: 11px;
  font-weight: 500;
  color: #d4d4d8;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mask-item-name i,
.mask-item-name svg {
  width: 14px;
  height: 14px;
  color: #9ca3af;
}

.mask-item-delete {
  color: #a1a1aa;
  cursor: pointer;
  padding: 2px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, background 0.15s;
}

.mask-item-delete:hover {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
}

.mask-item-delete i,
.mask-item-delete svg {
  width: 14px;
  height: 14px;
}

.mask-sliders-container {
  padding-top: 14px;
}

.mask-sliders-header,
.remove-sliders-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px 10px;
  font-size: 11px;
  font-weight: 600;
  color: #a1a1aa;
}

.mask-reset-btn,
.remove-reset-btn {
  background: none;
  border: none;
  color: #a1a1aa;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, background 0.15s;
}

.mask-reset-btn:hover,
.remove-reset-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.mask-reset-btn i,
.mask-reset-btn svg,
.remove-reset-btn i,
.remove-reset-btn svg {
  width: 14px;
  height: 14px;
}

.remove-sliders-header {
  margin-top: 8px;
  justify-content: flex-end;
}

.remove-tool-panel .sidebar-section,
.remove-tool-panel .m-section {
  padding-left: 16px;
  padding-right: 16px;
}

.remove-tool-panel .mask-list-container {
  border-top: 1px solid rgba(39, 39, 42, 0.45);
  border-bottom: none;
  padding: 14px 16px 14px;
  margin-top: 6px;
}

/* Crop Panel Header and Titles */
.crop-panel-header {
  margin-bottom: 14px;
  padding: 0 0 12px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(39, 39, 42, 0.45);
  justify-content: flex-start;
}

.crop-panel-title {
  font-size: 11px;
  font-weight: 600;
  color: #e4e4e7;
  letter-spacing: 0.2px;
}

/* Crop Transform Section */
.crop-transform-group {
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 8px;
}

.crop-transform-row {
  margin-bottom: 0;
}

.crop-transform-label {
  flex: 0 0 65px;
}

.crop-transform-buttons {
  display: flex;
  gap: 6px;
  flex: 1;
}

.crop-transform-btn {
  flex: 1;
  padding: 6px 0;
  display: flex;
  justify-content: center;
}

#maskCanvas.visible-passive {
  display: block;
  pointer-events: none;
}

.hidden {
  display: none !important;
}

/* --------------------------------------------------------
   CREATIVE PANEL STYLES
   -------------------------------------------------------- */
.creative-action-row {
  display: flex;
  justify-content: flex-end;
  margin-top: 8px;
  padding: 0 16px;
}

.creative-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 500;
  color: #a1a1aa;
  background: #27272a;
  border: 1px solid rgba(82, 82, 91, 0.5);
  border-radius: 4px;
  padding: 6px 12px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.creative-btn:hover {
  background: #33363d;
  color: #f4f4f5;
  border-color: rgba(96, 165, 250, 0.3);
}

.creative-btn svg {
  width: 13px;
  height: 13px;
}

/* --- Light Leaks Settings Panel --- */
.leak-settings-panel {
  margin: 12px 0 8px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.leak-frame {
  width: 100%;
  height: 90px;
  background: #09090b;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.6);
  transition: border-color 0.2s ease;
}

.leak-frame:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

/* Color definitions for Light Leak preview */
.leak-frame[data-active-color="0"] {
  --current-leak-color: #ff7314;
  --current-leak-glow-color: rgba(255, 115, 20, 0.5);
}

.leak-frame[data-active-color="1"] {
  --current-leak-color: #ff260d;
  --current-leak-glow-color: rgba(255, 38, 13, 0.5);
}

.leak-frame[data-active-color="2"] {
  --current-leak-color: #ffcc1a;
  --current-leak-glow-color: rgba(255, 204, 26, 0.5);
}

.leak-frame[data-active-color="3"] {
  --current-leak-color: #e619b3;
  --current-leak-glow-color: rgba(230, 25, 179, 0.5);
}

/* Compass view grid overlay */
.leak-frame-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 1px dashed rgba(255, 255, 255, 0.03);
  pointer-events: none;
  z-index: 2;
}

.leak-frame-grid::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 6px;
  height: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

/* Edge Trigger Buttons */
.leak-dir-btn {
  position: absolute;
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
  touch-action: manipulation;
}

.leak-dir-btn.edge-top {
  top: 0;
  left: 24px;
  right: 24px;
  height: 18px;
}

.leak-dir-btn.edge-bottom {
  bottom: 0;
  left: 24px;
  right: 24px;
  height: 18px;
}

.leak-dir-btn.edge-left {
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 18px;
}

.leak-dir-btn.edge-right {
  right: 0;
  top: 24px;
  bottom: 24px;
  width: 18px;
}

/* Corner Trigger Buttons */
.leak-dir-btn.edge-top-left {
  top: 0;
  left: 0;
  width: 24px;
  height: 24px;
}

.leak-dir-btn.edge-top-right {
  top: 0;
  right: 0;
  width: 24px;
  height: 24px;
}

.leak-dir-btn.edge-bottom-left {
  bottom: 0;
  left: 0;
  width: 24px;
  height: 24px;
}

.leak-dir-btn.edge-bottom-right {
  bottom: 0;
  right: 0;
  width: 24px;
  height: 24px;
}

/* Hover effects for trigger buttons */
.leak-dir-btn.edge-top:hover {
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.04), transparent);
}

.leak-dir-btn.edge-bottom:hover {
  background: linear-gradient(to top, rgba(255, 255, 255, 0.04), transparent);
}

.leak-dir-btn.edge-left:hover {
  background: linear-gradient(to right, rgba(255, 255, 255, 0.04), transparent);
}

.leak-dir-btn.edge-right:hover {
  background: linear-gradient(to left, rgba(255, 255, 255, 0.04), transparent);
}

.leak-dir-btn.edge-top-left:hover {
  background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
}

.leak-dir-btn.edge-top-right:hover {
  background: radial-gradient(circle at top right, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
}

.leak-dir-btn.edge-bottom-left:hover {
  background: radial-gradient(circle at bottom left, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
}

.leak-dir-btn.edge-bottom-right:hover {
  background: radial-gradient(circle at bottom right, rgba(255, 255, 255, 0.06) 0%, transparent 70%);
}

/* Edge Indicator lines */
.leak-dir-btn .edge-indicator {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.leak-dir-btn.edge-top .edge-indicator,
.leak-dir-btn.edge-bottom .edge-indicator {
  width: 24px;
  height: 3px;
}

.leak-dir-btn.edge-left .edge-indicator,
.leak-dir-btn.edge-right .edge-indicator {
  width: 3px;
  height: 24px;
}

/* Corner indicator dots */
.leak-dir-btn .edge-indicator-corner {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hover glow for indicators */
.leak-dir-btn:hover .edge-indicator {
  background: rgba(255, 255, 255, 0.4);
  box-shadow: 0 0 4px rgba(255, 255, 255, 0.2);
}

.leak-dir-btn:hover .edge-indicator-corner {
  background: rgba(255, 255, 255, 0.4);
  box-shadow: 0 0 4px rgba(255, 255, 255, 0.2);
}

/* Active State for buttons and indicators */
.leak-dir-btn.active .edge-indicator {
  background: var(--current-leak-color);
  box-shadow: 0 0 8px var(--current-leak-color), 0 0 16px var(--current-leak-color);
}

.leak-dir-btn.active .edge-indicator-corner {
  background: var(--current-leak-color);
  box-shadow: 0 0 8px var(--current-leak-color), 0 0 16px var(--current-leak-color);
  transform: scale(1.3);
}

.leak-dir-btn.edge-top.active .edge-indicator,
.leak-dir-btn.edge-bottom.active .edge-indicator {
  transform: scaleX(1.3);
}

.leak-dir-btn.edge-left.active .edge-indicator,
.leak-dir-btn.edge-right.active .edge-indicator {
  transform: scaleY(1.3);
}

/* Visual Glow leak overlays inside frame */
.leak-glow {
  position: absolute;
  pointer-events: none;
  opacity: 0;
  mix-blend-mode: screen;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.glow-top {
  top: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to bottom, var(--current-leak-glow-color), transparent);
}

.glow-bottom {
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to top, var(--current-leak-glow-color), transparent);
}

.glow-left {
  left: 0;
  top: 0;
  bottom: 0;
  width: 60%;
  background: linear-gradient(to right, var(--current-leak-glow-color), transparent);
}

.glow-right {
  right: 0;
  top: 0;
  bottom: 0;
  width: 60%;
  background: linear-gradient(to left, var(--current-leak-glow-color), transparent);
}

.glow-top-left {
  top: 0;
  left: 0;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle at top left, var(--current-leak-glow-color) 0%, transparent 70%);
}

.glow-top-right {
  top: 0;
  right: 0;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle at top right, var(--current-leak-glow-color) 0%, transparent 70%);
}

.glow-bottom-left {
  bottom: 0;
  left: 0;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle at bottom left, var(--current-leak-glow-color) 0%, transparent 70%);
}

.glow-bottom-right {
  bottom: 0;
  right: 0;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle at bottom right, var(--current-leak-glow-color) 0%, transparent 70%);
}

/* Activate glows when active buttons are present */
.leak-dir-btn.edge-top.active~.glow-top {
  opacity: 1;
}

.leak-dir-btn.edge-bottom.active~.glow-bottom {
  opacity: 1;
}

.leak-dir-btn.edge-left.active~.glow-left {
  opacity: 1;
}

.leak-dir-btn.edge-right.active~.glow-right {
  opacity: 1;
}

.leak-dir-btn.edge-top-left.active~.glow-top-left {
  opacity: 1;
}

.leak-dir-btn.edge-top-right.active~.glow-top-right {
  opacity: 1;
}

.leak-dir-btn.edge-bottom-left.active~.glow-bottom-left {
  opacity: 1;
}

.leak-dir-btn.edge-bottom-right.active~.glow-bottom-right {
  opacity: 1;
}

/* Color Picker styling */
.leak-color-picker {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 15;
  background: rgba(9, 9, 11, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4px 6px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  touch-action: manipulation;
}

.leak-color-btn {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  padding: 0;
  position: relative;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.05), inset 0 2px 4px rgba(0, 0, 0, 0.3);
  touch-action: manipulation;
}

.leak-color-btn:hover {
  transform: scale(1.15);
  box-shadow: 0 0 8px var(--btn-color);
}

.leak-color-btn.active {
  transform: scale(1.1);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.leak-color-btn.active::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 4px;
  background: #ffffff;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   INFO FOOTER AND CUSTOM MODALS (Guide & Report)
   ========================================================================== */
.info-footer {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  width: 100%;
}

.info-version {
  font-size: 10px;
  color: #71717a;
  font-weight: 600;
  letter-spacing: 0.5px;
  font-family: 'Urbanist', sans-serif;
  background: rgba(255, 255, 255, 0.02);
  padding: 5px 8px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.04);
  user-select: none;
  text-align: center;
  width: 100%;
  box-sizing: border-box;
}

.info-footer-buttons {
  display: flex;
  gap: 8px;
  width: 100%;
}

.info-footer-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 10.5px;
  color: #d4d4d8;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: 'Urbanist', sans-serif;
  font-weight: 600;
  text-decoration: none;
  box-sizing: border-box;
}

.info-footer-btn:hover {
  transform: translateY(-1px);
}

.info-footer-btn:active {
  transform: translateY(0);
}

.info-footer-btn.btn-guide-trigger {
  color: var(--accent);
  background: rgba(240, 165, 0, 0.06);
  border-color: rgba(240, 165, 0, 0.2);
}

.info-footer-btn.btn-guide-trigger:hover {
  background: rgba(240, 165, 0, 0.12);
  border-color: rgba(240, 165, 0, 0.35);
  color: var(--accent);
}

.info-footer-btn.btn-report-trigger {
  color: var(--red);
  background: rgba(239, 68, 68, 0.06);
  border-color: rgba(239, 68, 68, 0.2);
}

.info-footer-btn.btn-report-trigger:hover {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.35);
  color: var(--red-hover);
}

.info-footer-btn i,
.info-footer-btn svg {
  width: 12px;
  height: 12px;
  color: currentColor;
  transition: transform 0.2s ease;
}

.info-footer-btn:hover i,
.info-footer-btn:hover svg {
  transform: scale(1.08);
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 15, 14, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.custom-modal {
  --accent-color: var(--accent);
  background: rgba(26, 26, 24, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  width: 90%;
  max-width: 380px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  transform: translateY(10px) scale(0.98);
  opacity: 0;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.15s ease;
}

.modal-overlay.active .custom-modal {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.custom-modal-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.custom-modal-header h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-modal-close {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: all var(--ease);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-modal-close:hover {
  color: var(--text);
  background: var(--bg-hover);
}

.custom-modal-body {
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: 70vh;
  max-height: 70dvh;
  overflow-y: auto;
}

.custom-modal-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.btn-modal-action {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--ease);
}

.btn-modal-action:hover {
  background: var(--bg-hover);
  border-color: var(--muted);
}

/* User Guide specific styling */
.guide-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  margin-bottom: 8px;
}

.guide-subtitle {
  font-size: 12px;
  color: var(--muted);
}

.guide-privacy-box {
  display: flex;
  gap: 12px;
  padding: 12px;
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: 8px;
  align-items: flex-start;
  text-align: left;
}

.guide-privacy-box i {
  color: #10b981;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.guide-privacy-box h4 {
  margin: 0 0 4px 0;
  font-size: 12px;
  font-weight: 600;
  color: #e4e4e7;
}

.guide-privacy-box p {
  margin: 0;
  font-size: 11px;
  color: #a1a1aa;
  line-height: 1.4;
}

.guide-section-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #71717a;
  margin: 8px 0 6px 0;
  text-align: left;
}

/* Guide Modal Tab styles */
.guide-modal-tabs {
  display: flex;
  flex-wrap: wrap;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  padding: 6px;
  gap: 6px;
}

.guide-tab-btn {
  flex: 1 1 calc(33.333% - 6px);
  min-width: 80px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 10px;
  font-size: 10px;
  font-weight: 600;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--ease);
  white-space: nowrap;
  box-sizing: border-box;
}

.guide-tab-btn:hover {
  color: var(--text);
  background: var(--bg-hover);
  border-color: rgba(255, 255, 255, 0.1);
}

.guide-tab-btn.active {
  color: var(--accent);
  background: rgba(240, 165, 0, 0.08);
  border-color: rgba(240, 165, 0, 0.3);
}

.guide-tab-btn i,
.guide-tab-btn svg {
  width: 12px;
  height: 12px;
}

.guide-tab-pane {
  display: none;
  flex-direction: column;
  gap: 16px;
}

.guide-tab-pane.active {
  display: flex;
}

.guide-modal-body {
  height: 45dvh;
}

@media (max-width: 500px) {
  .guide-tab-btn {
    flex: 1 1 calc(50% - 6px);
  }
}

/* Guide features list styles */
.guide-features-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guide-feature-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  text-align: left;
}

.guide-feature-item i,
.guide-feature-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

.guide-feature-item h4 {
  margin: 0 0 2px 0;
  font-size: 12px;
  font-weight: 600;
  color: #e4e4e7;
}

.guide-feature-item p {
  margin: 0;
  font-size: 11px;
  color: #a1a1aa;
  line-height: 1.4;
}

/* Tab contents styling */
.guide-text {
  font-size: 11.5px;
  color: #a1a1aa;
  line-height: 1.5;
  margin: 0;
  text-align: left;
}

.guide-text-sm {
  font-size: 10.5px;
  color: #71717a;
  line-height: 1.4;
  margin: 0;
  text-align: left;
}

.guide-text-note {
  font-size: 10px;
  color: #a1a1aa;
  opacity: 0.7;
  font-style: italic;
  margin: 4px 0 0 0;
  text-align: left;
}

.guide-list {
  margin: 0;
  padding-left: 20px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.guide-list li {
  font-size: 11px;
  color: #a1a1aa;
}

.guide-action-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 10px;
  text-align: left;
}

.guide-action-icon {
  width: 24px;
  height: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  flex-shrink: 0;
}

.guide-action-icon i,
.guide-action-icon svg {
  width: 13px;
  height: 13px;
}

.guide-action-item h5 {
  margin: 0 0 2px 0;
  font-size: 11.5px;
  font-weight: 600;
  color: #e4e4e7;
}

/* Device info inside before/after tab */
.guide-device-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.device-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  text-align: left;
}

.device-item i,
.device-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.device-item h5 {
  margin: 0 0 2px 0;
  font-size: 11.5px;
  font-weight: 600;
  color: #e4e4e7;
}

/* Bypass demonstration styling */
.bypass-demo-box {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 8px;
}

.bypass-row {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  text-align: left;
}

.bypass-row .power-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.bypass-row .power-toggle i,
.bypass-row .power-toggle svg {
  width: 13px;
  height: 13px;
}

.bypass-row h5 {
  margin: 0 0 2px 0;
  font-size: 11.5px;
  font-weight: 600;
  color: #e4e4e7;
}

/* Export guide item styling */
.export-guide-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.export-guide-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: left;
}

.export-guide-label {
  font-size: 11px;
  font-weight: 600;
  color: #e4e4e7;
}

body.app-no-image .info-footer-btn {
  pointer-events: auto !important;
  opacity: 1 !important;
  filter: none !important;
}

/* Email Copy Box inside Support Tab */
.email-copy-container {
  display: flex;
  justify-content: flex-start;
  width: 100%;
}

.email-copy-box {
  display: flex;
  align-items: center;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 4px 4px 12px;
  gap: 12px;
  width: 100%;
  max-width: 320px;
  box-sizing: border-box;
}

.email-address {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text);
  font-family: 'Urbanist', sans-serif;
  user-select: all;
}

.btn-copy-email {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 10.5px;
  color: #000000;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--ease);
  font-family: 'Urbanist', sans-serif;
  margin-left: auto;
}

.btn-copy-email:hover {
  background: #ffb81a;
  box-shadow: 0 2px 8px rgba(240, 165, 0, 0.25);
}

.btn-copy-email i,
.btn-copy-email svg {
  width: 12px;
  height: 12px;
  color: currentColor;
}

.btn-copy-email .hidden {
  display: none !important;
}

/* Language Selection Modal Specific Styles */
.lang-modal {
  max-width: 320px;
}

.lang-modal-desc {
  font-size: 11px;
  color: var(--dim);
  text-align: left;
  margin: 0 0 12px 0;
}

.lang-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  width: 100%;
}

.lang-opt-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px 10px;
  cursor: pointer;
  transition: all var(--ease);
  box-sizing: border-box;
  text-align: left;
  outline: none;
}

.lang-opt-btn:hover {
  background: var(--bg-hover);
  border-color: rgba(255, 255, 255, 0.1);
}

.lang-opt-btn.active {
  background: rgba(240, 165, 0, 0.08);
  border-color: var(--accent);
}

.lang-flag {
  font-size: 14px;
  line-height: 1;
}

.lang-name {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.lang-opt-btn.active .lang-name {
  color: var(--accent);
}