/* ============================================================
   Vakio Main CSS — page-specific styles
   ============================================================ */

/* ── Auth pages ────────────────────────────────────── */
.auth-layout {
  min-height: 100vh;
  display: grid; place-items: center;
  padding: var(--space-6);
  background: radial-gradient(ellipse 80% 60% at 50% 0%, var(--color-teal-glow) 0%, transparent 70%);
}
.auth-card {
  width: 100%; max-width: 420px;
  padding: var(--space-10) var(--space-8);
}
.auth-logo {
  text-align: center; margin-bottom: var(--space-8);
}
.auth-logo h1 { font-size: var(--text-3xl); }
.auth-logo h1 span { color: var(--color-teal); }
.auth-logo p { color: var(--text-muted); font-size: var(--text-sm); margin-top: var(--space-1); }
.auth-form { display: flex; flex-direction: column; gap: var(--space-4); }
.auth-footer { text-align: center; margin-top: var(--space-6); font-size: var(--text-sm); color: var(--text-muted); }

/* ── Dashboard ─────────────────────────────────────── */
.dashboard-layout { max-width: 1100px; margin: 0 auto; padding: var(--space-8); }
.dashboard-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-8); }
.dashboard-header h2 { font-size: var(--text-3xl); }
.doc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: var(--space-4); }
.doc-card { cursor: pointer; }
.doc-card-meta { display: flex; align-items: center; justify-content: space-between; margin-top: var(--space-3); }
.empty-state { text-align: center; padding: var(--space-16) var(--space-8); color: var(--text-muted); }
.empty-state-icon { font-size: 3rem; margin-bottom: var(--space-4); opacity: 0.4; }

/* ── Upload page ───────────────────────────────────── */
.upload-layout { max-width: 760px; margin: 0 auto; padding: var(--space-8); }
.upload-zone {
  border: 2px dashed var(--surface-border-mid);
  border-radius: var(--radius-xl);
  padding: var(--space-16) var(--space-8);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--color-teal);
  background: var(--color-teal-glow);
}
.upload-zone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.upload-icon { font-size: 2.5rem; margin-bottom: var(--space-4); opacity: 0.6; }
.upload-zone h3 { margin-bottom: var(--space-2); }
.upload-zone p  { font-size: var(--text-sm); color: var(--text-muted); }
.upload-selected {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4); margin-top: var(--space-4);
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border-mid);
}

/* ── Stepper ───────────────────────────────────────── */
.stepper { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-6); }
.step-item {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  background: var(--surface-elevated);
  border: 1px solid var(--surface-border);
  transition: all var(--transition-base);
}
.step-item.active   { border-color: var(--color-teal); background: var(--color-teal-glow); }
.step-item.complete { border-color: var(--color-green); background: var(--color-green-glow); }
.step-item.pending  { opacity: 0.4; }
.step-indicator { width: 28px; height: 28px; flex-shrink: 0; display: grid; place-items: center; }
.step-check { color: var(--color-green); font-size: var(--text-lg); }
.step-label { font-weight: 500; font-size: var(--text-sm); }

/* ── Workspace ─────────────────────────────────────── */
.workspace-layout { max-width: 1200px; margin: 0 auto; padding: var(--space-6) var(--space-8); }
.workspace-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: var(--space-6); gap: var(--space-4); flex-wrap: wrap;
}
.workspace-header-left h2 { font-size: var(--text-2xl); margin-bottom: var(--space-2); }
.in-progress-badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 0.3rem var(--space-3);
  background: var(--color-amber-glow); color: var(--color-amber);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs); font-weight: 600;
}

/* Capsule row */
.capsules-section { margin-bottom: var(--space-6); }
.capsules-label { font-size: var(--text-sm); color: var(--text-muted); margin-bottom: var(--space-3); font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }
.capsules-scroll {
  display: flex; gap: var(--space-4);
  overflow-x: auto;
  padding-bottom: var(--space-3);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.capsules-scroll::-webkit-scrollbar { height: 4px; }

/* Topic capsule */
.topic-capsule {
  flex: 0 0 280px; scroll-snap-align: start;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: all var(--transition-base);
  position: relative; overflow: hidden;
}
.topic-capsule::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--color-teal); transform: scaleX(0); transition: transform var(--transition-base);
  transform-origin: left;
}
.topic-capsule:hover::before { transform: scaleX(1); }
.topic-capsule.state-composing { border-color: var(--color-amber); box-shadow: 0 0 16px var(--color-amber-glow); }
.topic-capsule.state-story-ready { border-color: var(--color-teal); }
.topic-capsule.state-approved { border-color: var(--color-teal); }
.topic-capsule.state-rendering { border-color: var(--color-teal); animation: capsule-pulse 2s ease-in-out infinite; }
.topic-capsule.state-video-ready { border-color: var(--color-green); box-shadow: 0 0 20px var(--color-green-glow); }
.topic-capsule.state-failed { border-color: var(--color-red); }

@keyframes capsule-pulse {
  0%, 100% { box-shadow: 0 0 8px var(--color-teal-glow); }
  50%       { box-shadow: 0 0 24px var(--color-teal-glow); }
}

.capsule-title { font-weight: 600; font-size: var(--text-sm); margin-bottom: var(--space-2); line-height: 1.4; }
.capsule-desc  { font-size: var(--text-xs); color: var(--text-muted); margin-bottom: var(--space-4); line-height: 1.5; min-height: 34px; }
.capsule-thumb {
  width: 100%; aspect-ratio: 16/9;
  border-radius: var(--radius-sm);
  object-fit: cover; margin-bottom: var(--space-3);
  background: var(--surface-elevated);
}
.capsule-status {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); color: var(--text-muted);
  min-height: 24px; margin-bottom: var(--space-3);
}
.capsule-eta { margin-left: auto; font-variant-numeric: tabular-nums; }

/* Story panel */
.story-panel {
  background: var(--surface-card);
  border: 1px solid var(--color-teal);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-6);
  animation: slideDown 0.35s both;
}
.story-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--surface-border);
  background: var(--color-teal-glow);
}
.story-duration { font-size: var(--text-xs); color: var(--text-muted); display: flex; align-items: center; gap: var(--space-1); }
.story-scenes { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-5); }
.scene-block {}
.scene-label {
  font-size: var(--text-xs); font-weight: 600; color: var(--color-teal);
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--space-2);
}
.scene-text { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.7; }
.story-cursor { display: inline-block; width: 2px; height: 1em; background: var(--color-teal); animation: blink 1s step-end infinite; vertical-align: text-bottom; margin-left: 2px; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.story-actions {
  display: flex; gap: var(--space-3); padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--surface-border);
}
.regenerate-area { padding: 0 var(--space-6) var(--space-4); }

/* Video player */
.player-section { margin-bottom: var(--space-6); animation: fadeIn 0.4s both; }
.player-tabs {
  display: flex; border-bottom: 1px solid var(--surface-border); margin-bottom: 0;
}
.player-tab {
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm); font-weight: 500;
  cursor: pointer; border-bottom: 2px solid transparent;
  color: var(--text-muted); transition: all var(--transition-fast);
  background: none; border-top: none; border-left: none; border-right: none;
  font-family: var(--font-body);
}
.player-tab.active { color: var(--color-teal); border-bottom-color: var(--color-teal); }
.player-pane { display: none; }
.player-pane.active { display: block; }

.video-container {
  position: relative; background: #000;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  overflow: hidden;
}
.video-container video { width: 100%; display: block; max-height: 480px; object-fit: contain; }
.video-controls {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  padding: var(--space-6) var(--space-4) var(--space-3);
  display: flex; flex-direction: column; gap: var(--space-2);
  opacity: 0; transition: opacity var(--transition-base);
}
.video-container:hover .video-controls { opacity: 1; }
.video-scrubber { width: 100%; accent-color: var(--color-teal); cursor: pointer; height: 4px; }
.video-controls-row { display: flex; align-items: center; gap: var(--space-3); }
.video-time { font-size: var(--text-xs); color: rgba(255,255,255,0.8); font-variant-numeric: tabular-nums; }
.video-btn { background: none; border: none; color: #fff; cursor: pointer; font-size: var(--text-lg); padding: 4px; opacity: 0.85; transition: opacity var(--transition-fast); }
.video-btn:hover { opacity: 1; }
.video-volume { width: 70px; accent-color: var(--color-teal); }
.video-download { margin-left: auto; }

/* Training snippet */
.snippet-content { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-5); }
.snippet-takeaway {
  padding: var(--space-4) var(--space-5);
  background: var(--color-teal-glow); border-left: 3px solid var(--color-teal);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--text-sm); color: var(--text-primary); line-height: 1.6;
}
.snippet-points { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.snippet-point {
  display: flex; gap: var(--space-3); align-items: flex-start;
  font-size: var(--text-sm); color: var(--text-secondary);
}
.snippet-point::before { content: '→'; color: var(--color-teal); flex-shrink: 0; font-weight: 700; }
.quiz-section { background: var(--surface-elevated); border-radius: var(--radius-md); padding: var(--space-5); }
.quiz-question { font-weight: 600; font-size: var(--text-sm); margin-bottom: var(--space-4); }
.quiz-options { display: flex; flex-direction: column; gap: var(--space-2); }
.quiz-option {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--surface-border-mid);
  border-radius: var(--radius-md); cursor: pointer;
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}
.quiz-option:hover { border-color: var(--color-teal); background: var(--color-teal-glow); }
.quiz-option.correct { border-color: var(--color-green); background: var(--color-green-glow); color: var(--color-green); }
.quiz-option.wrong   { border-color: var(--color-red); background: var(--color-red-glow); color: var(--color-red); }
.quiz-option input[type=radio] { accent-color: var(--color-teal); }

/* ── Responsive ────────────────────────────────────── */
@media (max-width: 768px) {
  .topnav { padding: 0 var(--space-4); }
  .dashboard-layout, .upload-layout, .workspace-layout { padding: var(--space-4); }
  .dashboard-header { flex-direction: column; align-items: flex-start; }
  .doc-grid { grid-template-columns: 1fr; }
  .topic-capsule { flex: 0 0 240px; }
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  /* MR-5: prevent iOS auto-zoom on hidden file input — sets base font for all inputs on upload page */
  .upload-zone input[type="file"],
  .form-input,
  .form-control {
    font-size: 16px;
  }
}

/* MR-199: UploadPage submit button — right-aligned on desktop but should be full-width
   on mobile so thumb can reach it easily at the bottom of the upload card. */
@media (max-width: 768px) {
  .upload-layout #uploadCard > div[style*="text-align:right"],
  .upload-layout #uploadCard > .mt-6 {
    text-align: center;
  }
  .upload-layout #uploadBtn {
    width: 100%;
    min-height: 44px;
    justify-content: center;
  }
}

/* MR-200: .capsules-section — outer overflow-x:hidden contains .capsules-scroll inner
   horizontal scroll so scroll range does not add to document.scrollWidth (Rule 4b).
   .capsules-scroll already has overflow-x:auto + -webkit-overflow-scrolling:touch. */
@media (max-width: 768px) {
  .capsules-section {
    overflow-x: hidden;
  }
}

/* MR-201: .story-actions — flex row of "Approve"/"Regenerate" buttons inside WorkspacePage
   story panel. On 375px two full-width CTA buttons stack better than a cramped row. */
@media (max-width: 768px) {
  .story-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .story-actions .btn {
    width: 100%;
    min-height: 44px;
    justify-content: center;
  }
}

/* MR-202: .video-btn — VideoPlayer control buttons inside workspace (play/pause/volume).
   Base is padding:4px → ~28px effective height. Enforce 44×44px on mobile. */
@media (max-width: 768px) {
  .video-btn {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
  }
}