/* ===================================
   FileStitch - Cinematic Luxury Design
   Deep midnight navy + warm amber/gold
   =================================== */

/* CSS Variables */
:root {
  /* Colors - Midnight navy palette */
  --bg-primary: #0b0d1a;
  --bg-secondary: #111428;
  --bg-tertiary: #181b30;
  --bg-card: rgba(17, 20, 40, 0.85);
  --bg-card-hover: rgba(24, 27, 48, 0.95);

  /* Accent colors - Warm amber/gold */
  --accent-primary: #f0a030;
  --accent-secondary: #e8963a;
  --accent-tertiary: #e05880;
  --accent-success: #3dd68c;
  --accent-warning: #f0a030;
  --accent-error: #f05555;

  /* Text colors */
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.72);
  --text-tertiary: rgba(255, 255, 255, 0.48);
  --text-muted: rgba(255, 255, 255, 0.28);

  /* Borders */
  --border-subtle: rgba(240, 160, 48, 0.08);
  --border-light: rgba(240, 160, 48, 0.15);
  --border-accent: rgba(240, 160, 48, 0.35);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.55);
  --shadow-glow: 0 0 40px rgba(240, 160, 48, 0.15);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  --gradient-card: linear-gradient(180deg, rgba(240, 160, 48, 0.04) 0%, transparent 100%);
  --gradient-border: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));

  /* Typography */
  --font-display: "Sora", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Ambient Background */
.ambient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  animation: float 20s ease-in-out infinite;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-primary) 0%, transparent 70%);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-tertiary) 0%, transparent 70%);
  bottom: -150px;
  left: -100px;
  animation-delay: -7s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-secondary) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -14s;
  opacity: 0.18;
}

/* Stitch pattern overlay */
.stitch-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 80px, rgba(240, 160, 48, 0.02) 80px, rgba(240, 160, 48, 0.02) 81px),
    repeating-linear-gradient(90deg, transparent, transparent 80px, rgba(240, 160, 48, 0.02) 80px, rgba(240, 160, 48, 0.02) 81px);
  opacity: 0.5;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -30px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(-30px, -20px) scale(1.02); }
}

/* Navigation */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 13, 26, 0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  width: 32px;
  height: 32px;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: var(--space-xs);
}

.nav-link {
  padding: var(--space-sm) var(--space-md);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  font-size: 0.9rem;
  font-weight: 500;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(240, 160, 48, 0.08);
}

.nav-link.active {
  color: var(--accent-primary);
  background: rgba(240, 160, 48, 0.12);
}

.nav-actions {
  display: flex;
  align-items: center;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: var(--space-sm);
  width: 40px;
  height: 40px;
}

.mobile-menu-btn svg {
  width: 24px;
  height: 24px;
}

.mobile-menu {
  display: none;
  padding: var(--space-sm) var(--space-lg) var(--space-lg);
  flex-direction: column;
  gap: var(--space-xs);
}

.mobile-menu.open {
  display: flex;
}

.mobile-nav-link {
  padding: var(--space-sm) var(--space-md);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  font-size: 0.95rem;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--accent-primary);
  background: rgba(240, 160, 48, 0.1);
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
}

/* Main Content */
.main-content {
  min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-primary) 50%, var(--accent-tertiary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  padding: var(--space-md) var(--space-xl);
  background: var(--gradient-primary);
  color: var(--bg-primary);
  text-decoration: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-base);
  box-shadow: 0 4px 20px rgba(240, 160, 48, 0.3);
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(240, 160, 48, 0.45);
}

/* Features */
.features-section {
  padding: var(--space-2xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  text-align: center;
  margin-bottom: var(--space-2xl);
  color: var(--text-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-lg);
}

.feature-card {
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  text-align: center;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.feature-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  color: var(--accent-primary);
}

.feature-icon svg {
  width: 100%;
  height: 100%;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Tool Section */
.tool-section {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg) var(--space-3xl);
}

.single-tool {
  padding-top: var(--space-2xl);
}

/* Tabs */
.tab-container {
  margin-bottom: var(--space-xl);
}

.tabs {
  display: flex;
  gap: var(--space-xs);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xs);
}

.tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
}

.tab:hover {
  color: var(--text-primary);
  background: rgba(240, 160, 48, 0.06);
}

.tab.active {
  background: var(--gradient-primary);
  color: var(--bg-primary);
  font-weight: 600;
}

.tab-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Panels */
.panels-container {
  animation: fadeIn var(--transition-slow);
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}

/* Upload Zone */
.upload-zone {
  border: 2px dashed var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
  background: var(--bg-card);
  margin-bottom: var(--space-lg);
  position: relative;
  overflow: hidden;
}

.upload-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(240, 160, 48, 0.03), rgba(224, 88, 128, 0.03));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.upload-zone:hover,
.upload-zone.dragover {
  border-color: var(--accent-primary);
  background: rgba(240, 160, 48, 0.04);
}

.upload-zone:hover::before,
.upload-zone.dragover::before {
  opacity: 1;
}

.upload-content {
  position: relative;
  z-index: 1;
}

.upload-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  color: var(--accent-primary);
  opacity: 0.7;
}

.upload-icon svg {
  width: 100%;
  height: 100%;
}

.upload-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.upload-desc {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: var(--space-lg);
}

.upload-btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-sm) var(--space-xl);
  background: var(--gradient-primary);
  color: var(--bg-primary);
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-base);
}

.upload-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(240, 160, 48, 0.35);
}

.file-input {
  display: none;
}

/* File List (in upload zone for reordering) */
.file-list {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.file-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: rgba(240, 160, 48, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  text-align: left;
  cursor: grab;
  transition: all var(--transition-fast);
}

.file-list-item:active {
  cursor: grabbing;
}

.file-list-item.dragging {
  opacity: 0.5;
  background: rgba(240, 160, 48, 0.12);
}

.file-list-item .file-index {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-primary);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(240, 160, 48, 0.12);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.file-list-item .file-name {
  flex: 1;
  font-size: 0.85rem;
  color: var(--text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-list-item .file-size {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.file-list-item .file-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.file-list-item .file-remove:hover {
  color: var(--accent-error);
  background: rgba(240, 85, 85, 0.1);
}

.file-list-item .file-remove svg {
  width: 16px;
  height: 16px;
}

.stitch-btn-container {
  margin-top: var(--space-lg);
  text-align: center;
}

.stitch-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-2xl);
  background: var(--gradient-primary);
  color: var(--bg-primary);
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 4px 20px rgba(240, 160, 48, 0.3);
}

.stitch-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(240, 160, 48, 0.45);
}

.stitch-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.stitch-btn svg {
  width: 20px;
  height: 20px;
}

/* Options Panel */
.options-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  animation: fadeIn var(--transition-slow);
}

.options-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

.option-group {
  margin-bottom: var(--space-lg);
}

.option-group:last-child {
  margin-bottom: 0;
}

.option-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  font-weight: 500;
}

.option-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: var(--space-xs);
}

/* Slider */
.slider-container {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.slider {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  outline: none;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  background: var(--accent-primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(240, 160, 48, 0.4);
  transition: all var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
  box-shadow: 0 0 16px rgba(240, 160, 48, 0.6);
  transform: scale(1.1);
}

.slider-value {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-primary);
  min-width: 50px;
  text-align: right;
}

/* Input Field */
.input-field {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: all var(--transition-fast);
}

.input-field:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(240, 160, 48, 0.1);
}

.input-field::placeholder {
  color: var(--text-muted);
}

/* Color picker */
.color-picker-group {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.color-picker {
  width: 40px;
  height: 40px;
  border: 2px solid var(--border-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: none;
  padding: 0;
}

.color-picker::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker::-webkit-color-swatch {
  border: none;
  border-radius: 4px;
}

.color-value {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

/* Custom Select (Vue component) */
.form-custom-select {
  position: relative;
  width: 100%;
}

.form-custom-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.form-custom-select-trigger:hover {
  border-color: var(--border-light);
}

.form-custom-select.open .form-custom-select-trigger {
  border-color: var(--accent-primary);
}

.form-custom-select-value {
  font-size: 0.9rem;
  color: var(--text-primary);
}

.form-custom-select-arrow {
  width: 16px;
  height: 16px;
  color: var(--text-tertiary);
  transition: transform var(--transition-fast);
}

.form-custom-select.open .form-custom-select-arrow {
  transform: rotate(180deg);
}

.form-custom-select-options {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  z-index: 50;
  display: none;
  box-shadow: var(--shadow-md);
  max-height: 240px;
  overflow-y: auto;
}

.form-custom-select.open .form-custom-select-options {
  display: block;
}

.form-custom-select.open-up .form-custom-select-options {
  top: auto;
  bottom: calc(100% + 4px);
}

.form-custom-select-option {
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.form-custom-select-option:hover {
  background: rgba(240, 160, 48, 0.1);
  color: var(--text-primary);
}

.form-custom-select-option.selected {
  color: var(--accent-primary);
  background: rgba(240, 160, 48, 0.08);
}

/* Results Section */
.results-section {
  margin-top: var(--space-xl);
  animation: fadeIn var(--transition-slow);
}

.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.results-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--text-primary);
}

.clear-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(240, 85, 85, 0.1);
  border: 1px solid rgba(240, 85, 85, 0.2);
  border-radius: var(--radius-sm);
  color: var(--accent-error);
  cursor: pointer;
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.clear-btn:hover {
  background: rgba(240, 85, 85, 0.2);
}

.clear-btn svg {
  width: 16px;
  height: 16px;
}

/* Results List */
.results-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.result-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  animation: slideIn var(--transition-slow);
}

.result-item.is-error {
  border-color: rgba(240, 85, 85, 0.3);
}

.result-icon {
  width: 36px;
  height: 36px;
  color: var(--accent-primary);
  flex-shrink: 0;
}

.result-icon svg {
  width: 100%;
  height: 100%;
}

.result-info {
  flex: 1;
  min-width: 0;
}

.result-filename {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: var(--space-xs);
}

.result-progress {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.progress-bar {
  flex: 1;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-fast);
}

.indeterminate .progress-fill {
  width: 40% !important;
  animation: indeterminate 1.5s ease-in-out infinite;
}

.progress-text {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  min-width: 100px;
  text-align: right;
}

.result-stats {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.result-stat {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  gap: var(--space-xs);
}

.result-stat.highlight {
  color: var(--accent-success);
  font-weight: 600;
}

.result-error {
  margin-top: var(--space-xs);
}

.error-text {
  font-size: 0.8rem;
  color: var(--accent-error);
}

.result-actions {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.action-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.action-btn svg {
  width: 18px;
  height: 18px;
}

.action-btn.download {
  color: var(--accent-primary);
}

.action-btn.download:hover {
  background: rgba(240, 160, 48, 0.15);
  border-color: var(--accent-primary);
}

.action-btn.delete {
  color: var(--text-muted);
  border: none;
}

.action-btn.delete:hover {
  color: var(--accent-error);
  background: rgba(240, 85, 85, 0.1);
}

/* Batch Download */
.batch-download {
  margin-top: var(--space-lg);
  text-align: center;
}

.batch-download-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background: var(--gradient-primary);
  color: var(--bg-primary);
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-base);
}

.batch-download-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(240, 160, 48, 0.35);
}

.batch-download-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.batch-download-btn svg {
  width: 18px;
  height: 18px;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-2xl) var(--space-lg) var(--space-xl);
  margin-top: var(--space-3xl);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-main {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-top: var(--space-md);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: var(--space-2xl);
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.footer-col a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-tertiary);
  text-decoration: none;
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Footer Language Select — Custom Dropdown */
.footer-lang-select {
  position: relative;
}

.lang-select-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 9px 14px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
  min-width: 160px;
  white-space: nowrap;
}

.lang-select-trigger:hover {
  border-color: var(--accent-primary);
  color: var(--text-primary);
}

.lang-select-trigger:focus-visible {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(240, 160, 48, 0.2);
}

.lang-select-icon {
  color: var(--text-tertiary);
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

.footer-lang-select:hover .lang-select-icon,
.footer-lang-select.open .lang-select-icon {
  color: var(--accent-primary);
}

.lang-select-label {
  flex: 1;
  text-align: left;
}

.lang-select-chevron {
  flex-shrink: 0;
  color: var(--text-tertiary);
  transition: transform 0.25s ease, color var(--transition-fast);
}

.footer-lang-select.open .lang-select-chevron {
  transform: rotate(180deg);
  color: var(--accent-primary);
}

/* Dropdown menu */
.lang-select-menu {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 0;
  min-width: 180px;
  max-height: 280px;
  overflow-y: auto;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 6px;
  margin: 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
  box-shadow: var(--shadow-lg);
  z-index: 100;
}

.footer-lang-select.open .lang-select-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-select-menu li a {
  display: block;
  padding: 7px 12px;
  font-size: 0.84rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  transition: background var(--transition-fast), color var(--transition-fast);
  margin: 0;
}

.lang-select-menu li a:hover {
  background: rgba(240, 160, 48, 0.08);
  color: var(--text-primary);
}

.lang-select-menu li.current a {
  color: var(--accent-primary);
  font-weight: 600;
  background: rgba(240, 160, 48, 0.06);
}

/* Scrollbar inside dropdown */
.lang-select-menu::-webkit-scrollbar {
  width: 4px;
}

.lang-select-menu::-webkit-scrollbar-track {
  background: transparent;
}

.lang-select-menu::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 2px;
}

/* Legal Page */
.legal-page {
  max-width: 780px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
}

.legal-page h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.legal-last-updated {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: var(--space-2xl);
}

.legal-page h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-page p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

/* Loading Overlay */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 13, 26, 0.9);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.loading-overlay.active {
  display: flex;
}

.loading-content {
  text-align: center;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--border-subtle);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto var(--space-lg);
}

.loading-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes indeterminate {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Responsive */
@media (max-width: 640px) {
  .hero {
    padding: var(--space-2xl) var(--space-md);
  }

  .tool-section {
    padding: var(--space-lg) var(--space-md) var(--space-2xl);
  }

  .tabs {
    flex-wrap: wrap;
  }

  .tab {
    font-size: 0.8rem;
    padding: var(--space-sm);
  }

  .tab span {
    display: none;
  }

  .tab-icon {
    width: 22px;
    height: 22px;
  }

  .result-item {
    flex-wrap: wrap;
    padding: var(--space-md);
  }

  .result-stats {
    gap: var(--space-md);
  }

  .footer-main {
    flex-direction: column;
    gap: var(--space-xl);
  }

  .lang-select-trigger {
    min-width: 140px;
  }
}

/* Hidden Select (for accessibility) */
.hidden-select {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  overflow: hidden;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary);
}

/* ===================================
   Feature Pages (shared)
   =================================== */

/* Scroll Reveal Animation */
.fp-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0s);
}

.fp-reveal.fp-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Hero */
.fp-hero {
  padding: var(--space-3xl) var(--space-lg) var(--space-2xl);
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
}

.fp-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.fp-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(240, 160, 48, 0.1);
  border: 1px solid rgba(240, 160, 48, 0.2);
  border-radius: var(--radius-full);
  color: var(--accent-primary);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font-display);
  margin-bottom: var(--space-lg);
  letter-spacing: 0.03em;
}

.fp-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.12;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-primary) 60%, var(--accent-tertiary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.fp-hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  max-width: 500px;
}

.fp-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  background: var(--gradient-primary);
  color: var(--bg-primary);
  text-decoration: none;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-base);
  box-shadow: 0 4px 24px rgba(240, 160, 48, 0.3);
  border: none;
  cursor: pointer;
}

.fp-hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(240, 160, 48, 0.45);
}

/* Trust Indicators */
.fp-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
  margin-top: var(--space-xl);
}

.fp-trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.fp-trust-item svg {
  color: var(--accent-success);
  flex-shrink: 0;
}

/* Hero Visual - Mockup */
.fp-hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.fp-hero-mockup {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.mockup-canvas {
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: mockupFloat 6s ease-in-out infinite;
}

.mockup-img {
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mockup-img::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.mockup-photo-icon {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.mockup-a {
  width: 80px;
  height: 60px;
  background: linear-gradient(135deg, #f0a030 0%, #d88820 100%);
}

.mockup-b {
  width: 80px;
  height: 50px;
  background: linear-gradient(135deg, #e05880 0%, #c04070 100%);
}

.mockup-c {
  width: 80px;
  height: 55px;
  background: linear-gradient(135deg, #3dd68c 0%, #2ab070 100%);
}

.mockup-arrow {
  color: var(--text-tertiary);
  animation: arrowPulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.mockup-result {
  display: flex;
  flex-direction: row;
  gap: 4px;
  padding: 10px;
  background: rgba(17, 20, 40, 0.9);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
  animation: mockupFloat 6s ease-in-out infinite;
  animation-delay: -3s;
}

.mockup-result .mockup-a { width: 56px; height: 72px; }
.mockup-result .mockup-b { width: 56px; height: 72px; }
.mockup-result .mockup-c { width: 56px; height: 72px; }

@keyframes mockupFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes arrowPulse {
  0%, 100% { opacity: 0.5; transform: translateX(0); }
  50% { opacity: 1; transform: translateX(4px); }
}

/* Stats Strip */
.fp-stats {
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, rgba(240, 160, 48, 0.03) 0%, transparent 100%);
}

.fp-stats-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
}

.fp-stat-item {
  text-align: center;
  flex: 1;
}

.fp-stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--accent-primary);
  line-height: 1.2;
  margin-bottom: 4px;
}

.fp-stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-tertiary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.fp-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

/* Format Badges */
.fp-formats {
  background: rgba(17, 20, 40, 0.4);
}

.fp-formats-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.fp-formats-label {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.fp-formats-list {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.fmt-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  transition: all var(--transition-fast);
}

.fmt-badge:hover {
  border-color: var(--border-accent);
  color: var(--accent-primary);
  background: rgba(240, 160, 48, 0.06);
}

/* Section Titles */
.fp-section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.fp-section-subtitle {
  text-align: center;
  font-size: 1rem;
  color: var(--text-tertiary);
  margin-bottom: var(--space-2xl);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

/* Layout Cards */
.fp-layouts {
  padding: var(--space-3xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.fp-layouts-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.fp-layouts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.fp-layout-card {
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  text-align: center;
}

.fp-layout-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.fp-layout-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
  font-weight: 600;
}

.fp-layout-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Layout Demos */
.layout-demo {
  width: 100%;
  height: 120px;
  display: flex;
  gap: 6px;
  margin-bottom: var(--space-lg);
  padding: 12px;
  background: rgba(11, 13, 26, 0.6);
  border-radius: var(--radius-md);
  border: 1px solid rgba(240, 160, 48, 0.06);
  align-items: center;
  justify-content: center;
}

.ld-block {
  border-radius: 4px;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ld-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.ld-1 { background: linear-gradient(135deg, #f0a030, #d89020); }
.ld-2 { background: linear-gradient(135deg, #e05880, #c04870); }
.ld-3 { background: linear-gradient(135deg, #3dd68c, #2cb878); }
.ld-4 { background: linear-gradient(135deg, #6c8aff, #5070e0); }

/* Horizontal */
.layout-demo-h {
  flex-direction: row;
  align-items: stretch;
}

.layout-demo-h .ld-block {
  flex: 1;
  height: auto;
}

/* Vertical */
.layout-demo-v {
  flex-direction: column;
}

.layout-demo-v .ld-block {
  width: 100%;
  height: 28px;
}

/* Grid */
.layout-demo-g {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}

.layout-demo-g .ld-block {
  width: auto;
  height: auto;
}

/* Card hover: animate blocks */
.fp-layout-card:hover .ld-block {
  box-shadow: 0 0 16px rgba(240, 160, 48, 0.25);
}

.fp-layout-card:hover .layout-demo {
  border-color: rgba(240, 160, 48, 0.12);
}

/* Use Cases */
.fp-usecases {
  padding: var(--space-2xl) var(--space-lg) var(--space-3xl);
  max-width: 1200px;
  margin: 0 auto;
}

.fp-usecases-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.fp-usecases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.fp-usecase-card {
  padding: var(--space-xl) var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  text-align: center;
}

.fp-usecase-card:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.fp-usecase-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto var(--space-md);
  color: var(--accent-primary);
  padding: 10px;
  background: rgba(240, 160, 48, 0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.fp-usecase-icon svg {
  width: 100%;
  height: 100%;
}

.fp-usecase-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.3;
}

.fp-usecase-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Steps */
.fp-steps {
  padding: var(--space-3xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.fp-steps::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(240, 160, 48, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.fp-steps-inner {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
}

.fp-steps-row {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.fp-step {
  flex: 1;
  text-align: center;
  padding: 0 var(--space-md);
  max-width: 260px;
  position: relative;
}

.fp-step-number {
  width: 40px;
  height: 40px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--bg-primary);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(240, 160, 48, 0.25);
}

.fp-step-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  color: var(--accent-primary);
  opacity: 0.7;
}

.fp-step-icon svg {
  width: 100%;
  height: 100%;
}

.fp-step h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.fp-step p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.fp-step-connector {
  display: flex;
  align-items: center;
  padding-top: 28px;
  color: var(--accent-primary);
  flex-shrink: 0;
}

/* Features Grid */
.fp-features {
  padding: var(--space-2xl) var(--space-lg) var(--space-3xl);
  max-width: 1200px;
  margin: 0 auto;
}

.fp-features-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.fp-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.fp-feature-card {
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.fp-feature-card:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.fp-feature-icon {
  width: 40px;
  height: 40px;
  color: var(--accent-primary);
  margin-bottom: var(--space-xs);
}

.fp-feature-icon svg {
  width: 100%;
  height: 100%;
}

.fp-feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text-primary);
}

.fp-feature-card p {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Privacy Section */
.fp-privacy {
  padding: var(--space-2xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.fp-privacy-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
  background: linear-gradient(135deg, rgba(61, 214, 140, 0.04) 0%, rgba(17, 20, 40, 0.85) 50%, rgba(240, 160, 48, 0.04) 100%);
  border: 1px solid rgba(61, 214, 140, 0.12);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.fp-privacy-inner::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-success), transparent);
  opacity: 0.4;
}

.fp-privacy-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.fp-privacy-shield {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-md);
  color: var(--accent-success);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(61, 214, 140, 0.08);
  border-radius: 50%;
  padding: 12px;
}

.fp-privacy-header h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.fp-privacy-lead {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.fp-privacy-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.fp-privacy-point {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-sm);
}

.fp-privacy-icon {
  color: var(--accent-success);
  opacity: 0.8;
  flex-shrink: 0;
}

.fp-privacy-point p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Bottom CTA */
.fp-bottom-cta {
  padding: var(--space-2xl) var(--space-lg) var(--space-3xl);
  text-align: center;
}

.fp-bottom-cta-inner {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
  position: relative;
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  overflow: hidden;
}

.fp-cta-glow {
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 160px;
  background: radial-gradient(ellipse, rgba(240, 160, 48, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.fp-bottom-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  position: relative;
}

.fp-bottom-cta p {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
  position: relative;
}

/* Responsive - Image Page */
@media (max-width: 1024px) {
  .fp-usecases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .fp-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .fp-hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    text-align: center;
  }

  .fp-hero-subtitle {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .fp-trust-row {
    justify-content: center;
  }

  .fp-hero-visual {
    order: -1;
  }

  .fp-stats-inner {
    gap: var(--space-lg);
  }

  .fp-layouts-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .fp-steps-row {
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
  }

  .fp-step-connector {
    transform: rotate(90deg);
    padding-top: 0;
  }

  .fp-privacy-points {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

@media (max-width: 640px) {
  .fp-hero {
    padding: var(--space-2xl) var(--space-md) var(--space-xl);
  }

  .fp-stats-inner {
    flex-wrap: wrap;
    gap: var(--space-lg) var(--space-xl);
    padding: var(--space-xl) var(--space-md);
  }

  .fp-stat-divider {
    display: none;
  }

  .fp-stat-item {
    flex: 0 0 calc(50% - var(--space-lg));
  }

  .fp-formats-inner {
    flex-direction: column;
    gap: var(--space-md);
  }

  .fp-layouts,
  .fp-steps,
  .fp-features,
  .fp-usecases {
    padding: var(--space-2xl) var(--space-md);
  }

  .fp-usecases-grid {
    grid-template-columns: 1fr;
  }

  .fp-features-grid {
    grid-template-columns: 1fr;
  }

  .fp-bottom-cta {
    padding: var(--space-2xl) var(--space-md);
  }

  .fp-privacy {
    padding: var(--space-xl) var(--space-md);
  }

  .fp-privacy-inner {
    padding: var(--space-xl) var(--space-md);
  }

  .mockup-canvas {
    gap: 5px;
  }

  .mockup-a { width: 60px; height: 45px; }
  .mockup-b { width: 60px; height: 38px; }
  .mockup-c { width: 60px; height: 42px; }

  .mockup-result .mockup-a,
  .mockup-result .mockup-b,
  .mockup-result .mockup-c {
    width: 42px;
    height: 54px;
  }
}

/* ===================================
   RTL (Right-to-Left) Support
   =================================== */

[dir="rtl"] {
  direction: rtl;
  text-align: right;
}

[dir="rtl"] .nav-container {
  flex-direction: row-reverse;
}

[dir="rtl"] .nav-links {
  flex-direction: row-reverse;
}

[dir="rtl"] .nav-actions {
  flex-direction: row-reverse;
}

[dir="rtl"] .mobile-menu {
  text-align: right;
}

[dir="rtl"] .file-list-item {
  text-align: right;
  flex-direction: row-reverse;
}

[dir="rtl"] .file-info {
  text-align: right;
}

[dir="rtl"] .file-size {
  text-align: left;
}

[dir="rtl"] .result-timestamp {
  text-align: left;
}

[dir="rtl"] .fp-hero-inner {
  direction: rtl;
}

[dir="rtl"] .fp-trust-row {
  flex-direction: row-reverse;
}

[dir="rtl"] .fp-steps-row {
  flex-direction: row-reverse;
}

[dir="rtl"] .fp-step-connector {
  transform: scaleX(-1);
}

[dir="rtl"] .fp-privacy-point {
  text-align: right;
}

[dir="rtl"] .footer-content {
  text-align: right;
}

[dir="rtl"] .section-header {
  text-align: right;
}

[dir="rtl"] .fp-section-header {
  text-align: center;
}

[dir="rtl"] .hero-content {
  text-align: right;
}

[dir="rtl"] .upload-area {
  text-align: center;
}

[dir="rtl"] .options-panel {
  text-align: right;
}

@media (max-width: 900px) {
  [dir="rtl"] .fp-steps-row {
    flex-direction: column;
  }

  [dir="rtl"] .fp-step-connector {
    transform: scaleX(-1) rotate(90deg);
  }
}