/* ==========================================================================
   VYEWSCOPE - Design System & Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties & Reset
   -------------------------------------------------------------------------- */
:root {
  /* Palette */
  --bg-color: #000000;
  --panel-bg: #0c0c0c;
  --panel-border: #232323;
  --panel-border-hover: #3d6a93;
  
  --text-primary: #ffffff;
  --text-label: #8fa5ba;
  --text-muted: #5c6c7a;
  
  --accent-blue: #3d6a93;
  --accent-blue-hover: #4b7ea4;
  --accent-blue-active: #2f5374;

  --error-red: #e55353;
  --error-bg: rgba(229, 83, 83, 0.1);
  --success-green: #38d9a9;
  --success-bg: rgba(56, 217, 169, 0.1);
  
  /* Strict Typography Hierarchy */
  --font-ui: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Cinzel', serif;
  --font-body: 'EB Garamond', Georgia, serif;
  --font-mono: 'IBM Plex Mono', monospace;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  
  /* Layout */
  --max-width: 1400px;
  --radius-sm: 4px;
  --radius-md: 8px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
}

body {
  min-height: 100vh;
  width: 100%;
  max-width: 100vw;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
  font-family: var(--font-ui);
}

/* Accessible focus ring */
:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 3px;
}

button, input, textarea, select {
  font-family: var(--font-ui);
  color: inherit;
}

/* --------------------------------------------------------------------------
   2. Header & Header Wordmark
   -------------------------------------------------------------------------- */
.site-header {
  width: 100%;
  padding: 2.25rem 2rem 0.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-color);
  border-bottom: none;
}

.wordmark-container {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--text-primary);
  user-select: none;
  transition: opacity var(--transition-fast);
}

.wordmark-container:hover {
  opacity: 0.85;
}

.header-icon {
  width: clamp(20px, 2.3vw, 25px);
  height: clamp(20px, 2.3vw, 25px);
  color: var(--text-primary);
  flex-shrink: 0;
  display: block;
}

.wordmark {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  font-weight: 700;
  letter-spacing: 0.22em;
  margin: 0;
  margin-right: -0.22em;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 1;
}

/* --------------------------------------------------------------------------
   3. Main Layout & Hero Section
   -------------------------------------------------------------------------- */
.main-content {
  flex: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1.5rem 4rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Centered Hero Input Container */
.hero-section {
  width: 100%;
  max-width: 680px;
  margin-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Homepage Tagline (Cinzel, small and understated) */
.tagline {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-label);
  margin-bottom: 1.25rem;
  text-align: center;
}

.input-form {
  width: 100%;
  display: flex;
  gap: 0;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 0;
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-form:focus-within {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 1px rgba(61, 106, 147, 0.3);
}

.url-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  padding: 0.75rem 1.15rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  font-family: var(--font-ui);
}

.url-input::placeholder {
  color: var(--text-muted);
  font-family: var(--font-ui);
  font-style: normal;
  font-size: 0.92rem;
}

.url-input:focus {
  outline: none;
}

.load-btn {
  background: var(--accent-blue);
  color: var(--text-primary);
  border: none;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 0;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  white-space: nowrap;
}

.load-btn:hover {
  background: var(--accent-blue-hover);
}

.load-btn:active {
  background: var(--accent-blue-active);
}

.error-message {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.6rem 1rem;
  background: var(--error-bg);
  border: 1px solid var(--error-red);
  color: #ff8080;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
  display: none;
  text-align: center;
  font-family: var(--font-ui);
  word-break: break-word;
}

.error-message.visible {
  display: block;
}

/* --------------------------------------------------------------------------
   4. Aspect Ratio Format Selector Tiles
   -------------------------------------------------------------------------- */
.tiles-wrapper {
  width: 100%;
  max-width: 1400px;
  margin-bottom: 1.5rem;
}

.tiles-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.75rem;
  width: 100%;
}

.tile-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
}

.format-tile {
  width: 100%;
  background: transparent;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  color: var(--text-label);
  user-select: none;
  font-family: var(--font-ui);
}

.format-tile:hover:not(.active) {
  border-color: var(--panel-border-hover);
  color: var(--text-primary);
  background: rgba(61, 106, 147, 0.08);
}

/* Active Tile State: Filled with accent blue */
.format-tile.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.tile-name {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.2;
  white-space: nowrap;
}

.tile-ratio {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  opacity: 0.95;
}

.desktop-ratio {
  display: block;
}

.mobile-ratio {
  display: none;
}

.format-tile.active .tile-ratio {
  color: #ffffff;
}

.tile-icon {
  width: 22px;
  height: 16px;
  margin-top: 0.1rem;
}

.tile-icon rect, .tile-icon path {
  stroke: currentColor;
  fill: none;
}

/* --------------------------------------------------------------------------
   5. Video Crop Stage Container & Live Recropper
   -------------------------------------------------------------------------- */
.stage-outer-container {
  width: 100%;
  max-width: 1400px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.video-stage-frame {
  width: 100%;
  max-width: 1400px;
  background-color: #000000;
  border: 1px solid rgba(201, 168, 76, 0.3);
  border-radius: var(--radius-sm);
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 0 20px rgba(201, 168, 76, 0.15);
  overflow: hidden;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1), height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stage-viewport {
  width: 100%;
  position: relative;
  overflow: hidden;
  background: #000000;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1), height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stage-viewport .stage-media {
  border: none;
}

.stage-viewport .video-element {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  background: #000000;
  z-index: 2;
  display: block;
}

.stage-viewport .iframe-element {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border: none;
  z-index: 1;
  pointer-events: auto;
  display: none;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1), height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stage-disclaimer {
  margin-top: 1rem;
  font-style: italic;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: 0.02em;
  font-family: var(--font-ui);
}

/* --------------------------------------------------------------------------
   6. Share Your Format Experience Section
   -------------------------------------------------------------------------- */
.experience-section {
  width: 100%;
  max-width: 1000px;
  margin-top: 3.5rem;
}

.experience-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 2rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.section-subtitle {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  color: var(--text-label);
  margin-bottom: 1.5rem;
}

.experience-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--panel-border);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-label);
}

.label-private {
  font-weight: 400;
  text-transform: none;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.form-group input,
.form-group textarea {
  background: #040404;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  font-size: 0.92rem;
  color: var(--text-primary);
  font-family: var(--font-ui);
  transition: border-color var(--transition-fast);
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
}

.submit-experience-btn {
  background: var(--accent-blue);
  color: var(--text-primary);
  border: none;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.submit-experience-btn:hover {
  background: var(--accent-blue-hover);
}

.form-status-msg {
  font-size: 0.88rem;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-sm);
  display: none;
  margin-top: 0.5rem;
}

.form-status-msg.success {
  display: block;
  background: var(--success-bg);
  border: 1px solid var(--success-green);
  color: var(--success-green);
}

.form-status-msg.error {
  display: block;
  background: var(--error-bg);
  border: 1px solid var(--error-red);
  color: #ff8080;
}

.feed-header {
  margin-bottom: 1rem;
}

.feed-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-label);
}

.experience-feed {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.feed-card {
  background: #050505;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  word-break: break-word;
}

.feed-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.feed-author {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.feed-time {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.feed-body {
  font-size: 0.92rem;
  color: #d1d9e0;
  line-height: 1.5;
  white-space: pre-wrap;
}

.feed-empty, .feed-loading {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-style: italic;
  padding: 1rem 0;
}



/* --------------------------------------------------------------------------
   7. Footer & Links
   -------------------------------------------------------------------------- */
.site-footer {
  width: 100%;
  border-top: 1px solid var(--panel-border);
  padding: 3rem 1.5rem 2.5rem 1.5rem;
  background: var(--bg-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.footer-label {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-label);
}

.footer-social-icons {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.social-link {
  color: var(--text-label);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  transition: all var(--transition-fast);
}

.social-link:hover {
  color: var(--text-primary);
  border-color: var(--accent-blue);
  background: rgba(61, 106, 147, 0.15);
  transform: translateY(-2px);
}

.social-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-nav-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  font-family: var(--font-ui);
}

.footer-nav-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
  cursor: pointer;
  background: none;
  border: none;
  font-size: inherit;
  font-family: var(--font-ui);
}

.footer-nav-link:hover {
  color: var(--text-label);
  text-decoration: underline;
}

.footer-dot {
  color: var(--panel-border);
  user-select: none;
}

/* --------------------------------------------------------------------------
   8. Modals (Privacy Policy & Terms)
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

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

.modal-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 640px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
}

.modal-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--panel-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  text-transform: uppercase;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem;
  transition: color var(--transition-fast);
}

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

.modal-body {
  padding: 1.75rem;
  overflow-y: auto;
  font-family: var(--font-body);
  font-size: 1.08rem;
  line-height: 1.65;
  color: #d1d9e0;
}

.modal-body h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  color: var(--text-label);
  margin: 1.25rem 0 0.5rem 0;
  text-transform: uppercase;
}

.modal-body h3:first-child {
  margin-top: 0;
}

.modal-body p {
  margin-bottom: 1rem;
}

.modal-body a {
  color: var(--accent-blue);
  text-decoration: underline;
}

.modal-body a:hover {
  color: var(--accent-blue-hover);
}

/* --------------------------------------------------------------------------
   9. Strict Responsive Breakpoint Overrides (320px, 375px, 414px, 768px, 1024px, 1440px)
   -------------------------------------------------------------------------- */

/* Tablet (768px to 1023px) */
@media (max-width: 1023px) and (min-width: 601px) {
  .tiles-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 0.5rem;
  }
  .tile-name {
    font-size: 0.7rem;
  }
  .tile-ratio {
    font-size: 0.78rem;
  }
}

/* Mobile Screens (< 600px: 320px, 375px, 414px) */
@media (max-width: 600px) {
  .site-header {
    padding: 1.75rem 1rem 0.25rem 1rem;
  }
  
  .main-content {
    padding: 0.5rem 1rem 3rem 1rem;
  }
  
  .hero-section {
    margin-bottom: 1.75rem;
  }

  .tagline {
    font-size: 0.85rem;
    letter-spacing: 0.14em;
    margin-bottom: 1rem;
  }
  
  .input-form {
    flex-direction: row;
    padding: 0;
    gap: 0;
  }

  .url-input {
    padding: 0.65rem 0.85rem;
    font-size: 0.85rem;
  }
  
  .load-btn {
    width: auto;
    padding: 0 1.25rem;
    font-size: 0.82rem;
  }
  
  /* 3 Columns tile layout for mobile */
  .tiles-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem 0.4rem;
  }
  
  /* Ratio positioning below tile box (Odyssey style) */
  .desktop-ratio {
    display: none;
  }
  
  .mobile-ratio {
    display: block;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-label);
    margin-top: 0.3rem;
  }

  .format-tile {
    padding: 0.65rem 0.25rem;
  }

  .tile-name {
    font-size: 0.68rem;
    letter-spacing: 0.02em;
  }

  .experience-section {
    margin-top: 2.5rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
  
  .experience-card {
    padding: 1.15rem 0.9rem;
  }

  .video-stage-frame {
    padding: 0;
  }
  
  .footer-nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
  }
}

/* Ultra Small Screens (320px to 360px) */
@media (max-width: 360px) {
  .main-content {
    padding: 1.25rem 0.75rem 2.5rem 0.75rem;
  }
  
  .wordmark {
    font-size: 1.35rem;
    letter-spacing: 0.18em;
    margin-right: -0.18em;
  }

  .tiles-grid {
    gap: 0.4rem 0.3rem;
  }

  .format-tile {
    padding: 0.55rem 0.15rem;
  }

  .tile-name {
    font-size: 0.62rem;
  }

  .mobile-ratio {
    font-size: 0.7rem;
  }

  .submit-experience-btn {
    width: 100%;
  }

  .footer-social-icons {
    gap: 1rem;
  }
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}