/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  --bg-base: #050505;
  --bg-surface: #0f1114;
  --bg-card: rgba(26, 30, 36, 0.72);
  --bg-card-hover: rgba(33, 39, 46, 0.82);
  --bg-input: #0c1014;

  --border: rgba(122, 154, 177, 0.2);
  --border-hover: rgba(0, 209, 255, 0.45);
  --border-active: rgba(0, 209, 255, 0.9);

  /* Obsidian Forge (Stitch MCP) */
  --purple-400: #4cd6ff;
  --purple-500: #00d1ff;
  --purple-600: #0097bf;
  --pink-500: #ff8c00;
  --pink-400: #ffb77d;
  --amber-400: #ffb77d;
  --green-400: #34D399;
  --red-400: #F87171;

  --text-primary: #FFFFFF;
  --text-secondary: #bbc9cf;
  --text-muted: #7f8f98;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-glow: 0 0 80px rgba(0, 209, 255, 0.14), 0 0 120px rgba(255, 140, 0, 0.08);
  --shadow-card: 0 20px 44px rgba(0, 0, 0, 0.62);

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ============================================================
   AMBIENT BACKGROUND ORBS
   ============================================================ */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  animation: orbReveal 2s ease forwards;
}

.orb-1 {
  width: 600px;
  height: 600px;
  top: -200px;
  left: -150px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.22) 0%, transparent 70%);
  animation-delay: 0.2s;
}

.orb-2 {
  width: 500px;
  height: 500px;
  top: 40%;
  right: -200px;
  background: radial-gradient(circle, rgba(252, 211, 77, 0.14) 0%, transparent 70%);
  animation-delay: 0.5s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  bottom: -100px;
  left: 30%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.12) 0%, transparent 70%);
  animation-delay: 0.8s;
}

/* ── Floating Particles (minimal background animation) ── */
.particle {
  position: fixed;
  width: 2.5px;
  height: 2.5px;
  border-radius: 50%;
  background: rgba(252, 211, 77, 0.55);
  pointer-events: none;
  z-index: 0;
  animation: particleFloat linear infinite;
}

.particle:nth-child(1) {
  left: 5%;
  animation-duration: 12s;
  animation-delay: 0s;
  width: 3px;
  height: 3px;
  opacity: 0.7;
}

.particle:nth-child(2) {
  left: 15%;
  animation-duration: 16s;
  animation-delay: -4s;
  width: 4px;
  height: 4px;
  opacity: 0.55;
}

.particle:nth-child(3) {
  left: 25%;
  animation-duration: 10s;
  animation-delay: -2s;
  width: 2.5px;
  height: 2.5px;
  opacity: 0.65;
}

.particle:nth-child(4) {
  left: 38%;
  animation-duration: 18s;
  animation-delay: -7s;
  width: 3.5px;
  height: 3.5px;
  opacity: 0.5;
}

.particle:nth-child(5) {
  left: 50%;
  animation-duration: 13s;
  animation-delay: -1s;
  width: 3px;
  height: 3px;
  opacity: 0.6;
}

.particle:nth-child(6) {
  left: 62%;
  animation-duration: 9s;
  animation-delay: -5s;
  width: 4.5px;
  height: 4.5px;
  opacity: 0.4;
}

.particle:nth-child(7) {
  left: 73%;
  animation-duration: 14s;
  animation-delay: -3s;
  width: 2.5px;
  height: 2.5px;
  opacity: 0.65;
}

.particle:nth-child(8) {
  left: 83%;
  animation-duration: 11s;
  animation-delay: -6s;
  width: 3.5px;
  height: 3.5px;
  opacity: 0.55;
}

.particle:nth-child(9) {
  left: 92%;
  animation-duration: 15s;
  animation-delay: -2s;
  width: 2px;
  height: 2px;
  opacity: 0.7;
}

.particle:nth-child(10) {
  left: 10%;
  animation-duration: 8s;
  animation-delay: -8s;
  width: 3px;
  height: 3px;
  opacity: 0.45;
}

.particle:nth-child(11) {
  left: 44%;
  animation-duration: 17s;
  animation-delay: -9s;
  width: 4px;
  height: 4px;
  opacity: 0.4;
}

.particle:nth-child(12) {
  left: 58%;
  animation-duration: 11s;
  animation-delay: -11s;
  width: 2.5px;
  height: 2.5px;
  opacity: 0.6;
}

.particle:nth-child(13) {
  left: 30%;
  animation-duration: 20s;
  animation-delay: -5s;
  width: 3px;
  height: 3px;
  opacity: 0.35;
}

.particle:nth-child(14) {
  left: 78%;
  animation-duration: 7s;
  animation-delay: -3s;
  width: 2px;
  height: 2px;
  opacity: 0.7;
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) scale(1);
    opacity: 0;
  }

  5% {
    opacity: 1;
  }

  90% {
    opacity: 0.6;
  }

  100% {
    transform: translateY(-8vh) scale(0.4);
    opacity: 0;
  }
}

@keyframes orbReveal {
  to {
    opacity: 1;
  }
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: transparent;
  border-bottom: none;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  flex-shrink: 0;
  filter: drop-shadow(0 0 12px rgba(124, 58, 237, 0.6));
}

.logo-text {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.logo-vip {
  background: linear-gradient(135deg, var(--purple-400), var(--pink-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 900;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  transition: all 0.2s ease;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
  color: var(--text-primary);
  background: rgba(74, 142, 255, 0.2);
  border: 1px solid rgba(74, 142, 255, 0.35);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-badge {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 99px;
}

.btn-upgrade {
  border: 1px solid rgba(254, 107, 0, 0.5);
  background: linear-gradient(135deg, rgba(254, 107, 0, 0.24), rgba(255, 183, 125, 0.18));
  color: #ffd8c0;
  padding: 0.45rem 0.9rem;
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
}

.btn-upgrade:hover {
  filter: brightness(1.08);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green-400);
  box-shadow: 0 0 8px var(--green-400);
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(0.85);
  }
}

/* ============================================================
   MAIN & SCREENS
   ============================================================ */
main {
  flex: 1;
  position: relative;
  z-index: 1;
}

.screen {
  display: none;
  min-height: calc(100vh - 120px);
  padding: 4rem 2rem;
}

.screen.active {
  display: flex;
  align-items: center;
  justify-content: center;
  animation: screenFadeIn 0.5s ease forwards;
}

@keyframes screenFadeIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

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

/* ============================================================
   HERO / INPUT SCREEN
   ============================================================ */
.hero-content {
  width: 100%;
  max-width: 860px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--amber-400);
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.2);
  padding: 6px 14px;
  border-radius: 99px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-family: 'Manrope', 'Inter', system-ui, sans-serif;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.gradient-text {
  background: linear-gradient(135deg, #FCD34D 0%, #FBBF24 45%, #ffffff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

/* Input Card */
.input-card {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  backdrop-filter: blur(18px);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.input-card:focus-within {
  border-color: rgba(0, 209, 255, 0.55);
  box-shadow: var(--shadow-card), 0 0 0 1px rgba(0, 209, 255, 0.25), var(--shadow-glow);
}

/* ── Options row (mode toggle + clip count side by side) ──── */
.options-row {
  display: flex;
  gap: 0.5rem;
  align-items: stretch;
}

.options-row .mode-toggle {
  flex: 1;
}

/* ── Clip Count Control ───────────────────────────────────── */
.clip-count-control {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0.3rem 0.6rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  min-width: 110px;
}

.clip-count-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.clip-stepper {
  display: flex;
  align-items: center;
  gap: 6px;
}

.stepper-btn {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-family: inherit;
  padding: 0;
}

.stepper-btn:hover {
  background: rgba(139, 92, 246, 0.15);
  border-color: rgba(139, 92, 246, 0.4);
  color: var(--purple-400);
}

.stepper-btn:active {
  transform: scale(0.9);
}

#clips-display {
  font-size: 0.88rem;
  font-weight: 700;
  min-width: 42px;
  text-align: center;
  color: var(--text-primary);
  transition: all 0.2s ease;
}

#clips-display.clips-default {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* Pulse on value change */
@keyframes countPop {
  0% {
    transform: scale(1);
  }

  40% {
    transform: scale(1.25);
  }

  100% {
    transform: scale(1);
  }
}

.count-pop {
  animation: countPop 0.2s ease;
}

/* ── Mode Toggle (Pad / Fill) ─────────────────────────────── */
.mode-toggle {
  display: flex;
  gap: 0.5rem;
  padding: 0.25rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

/* hide the native radio */
.mode-toggle input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.mode-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0.55rem 0.75rem;
  border-radius: calc(var(--radius-md) - 3px);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
  user-select: none;
  position: relative;
}

.mode-hint {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Active state driven by :checked */
input[type="radio"]:checked+.mode-btn {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.25), rgba(236, 72, 153, 0.15));
  border: 1px solid rgba(139, 92, 246, 0.5);
  color: var(--text-primary);
  box-shadow: 0 0 16px rgba(139, 92, 246, 0.2);
}

input[type="radio"]:checked+.mode-btn .mode-hint {
  color: var(--purple-400);
  opacity: 1;
}

input[type="radio"]:checked+.mode-btn svg {
  stroke: var(--purple-400);
}

.mode-btn:hover {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
}

.input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0.9rem 1.1rem;
  transition: border-color var(--transition);
}

.input-wrapper:focus-within {
  border-color: var(--purple-500);
}

.input-icon {
  color: var(--text-muted);
  flex-shrink: 0;
  transition: color var(--transition);
}

.input-wrapper:focus-within .input-icon {
  color: var(--purple-400);
}

#youtube-url-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--text-primary);
  caret-color: var(--purple-400);
}

#youtube-url-input::placeholder {
  color: var(--text-muted);
}

#youtube-url-input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Generate Button */
.btn-generate {
  position: relative;
  overflow: hidden;
  width: 100%;
  padding: 1rem 1.5rem;
  border: none;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #ff8c00, #ffb77d);
  color: #3a1b00;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 28px rgba(255, 140, 0, 0.55);
}

.btn-generate:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255, 140, 0, 0.65);
}

.btn-generate:active:not(:disabled) {
  transform: translateY(0);
}

.btn-generate:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-text {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-shimmer {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.18), transparent);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0% {
    left: -100%;
  }

  50%,
  100% {
    left: 150%;
  }
}

/* Stats Row */
.stats-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.stat-number {
  font-size: 1.3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple-400), var(--pink-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* ============================================================
   LOADING SCREEN
   ============================================================ */
.loading-content {
  width: 100%;
  max-width: 500px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
}

/* Spinner */
.spinner-ring {
  position: relative;
  width: 96px;
  height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ring-outer {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: var(--purple-500);
  border-right-color: var(--pink-500);
  animation: spinOuter 1.2s linear infinite;
}

.ring-inner {
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-bottom-color: var(--purple-400);
  animation: spinInner 0.9s linear infinite reverse;
}

.ring-icon {
  color: var(--purple-400);
  animation: iconPulse 1.5s ease-in-out infinite;
}

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

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

@keyframes iconPulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(0.9);
  }
}

.loading-title {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.loading-message {
  font-size: 1rem;
  color: var(--purple-400);
  font-weight: 500;
  min-height: 1.5em;
  transition: opacity 0.3s ease;
}

/* Progress bar */
.progress-track {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 99px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--purple-600), var(--pink-500));
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.6);
}

/* Step List */
.step-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  width: 100%;
  text-align: left;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  transition: all 0.4s ease;
}

.step-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: all 0.4s ease;
}

/* Active step */
.step-item.active {
  color: var(--text-primary);
  border-color: rgba(139, 92, 246, 0.3);
  background: rgba(139, 92, 246, 0.06);
}

.step-item.active .step-icon {
  border-color: var(--purple-500);
  color: var(--purple-400);
  animation: stepPulse 1s ease infinite;
}

/* Completed step */
.step-item.done {
  color: var(--green-400);
  border-color: rgba(52, 211, 153, 0.2);
  background: rgba(52, 211, 153, 0.04);
}

.step-item.done .step-icon {
  border-color: var(--green-400);
  color: var(--green-400);
}

@keyframes stepPulse {

  0%,
  100% {
    box-shadow: none;
  }

  50% {
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.5);
  }
}

/* ============================================================
   RESULTS SCREEN
   ============================================================ */
#screen-results {
  align-items: flex-start;
  flex-direction: column;
  gap: 2rem;
}

#screen-results.active {
  display: flex;
}

.results-header {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.results-title {
  font-size: 1.9rem;
  font-weight: 800;
  letter-spacing: -0.025em;
}

.results-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(139, 92, 246, 0.4);
  color: var(--text-primary);
  transform: translateY(-1px);
}

/* Gallery */
.results-gallery {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: flex-start;
}

/* Video Card */
.video-card {
  background: var(--bg-card);
  border: 1px solid rgba(122, 154, 177, 0.26);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  width: calc(20% - 1.2rem);
  /* 5 per row on wide screens */
  min-width: 160px;
  box-shadow: var(--shadow-card), 0 0 0 1px rgba(0, 209, 255, 0.05) inset;
  backdrop-filter: blur(16px);
  animation: cardReveal 0.5s ease forwards;
  opacity: 0;
}

.video-card:hover {
  border-color: rgba(0, 209, 255, 0.45);
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-card), 0 14px 42px rgba(0, 209, 255, 0.18), 0 0 18px rgba(255, 140, 0, 0.12);
}

@keyframes cardReveal {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

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

.video-wrapper {
  /* 9:16 aspect ratio */
  position: relative;
  width: 100%;
  padding-bottom: 177.78%;
  background: #070a0d;
  overflow: hidden;
}

.video-wrapper video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.08) contrast(1.06);
}

/* Loading overlay while blob is being fetched */
.video-loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  z-index: 2;
}

.video-load-spinner {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 3px solid rgba(252, 211, 77, 0.15);
  border-top-color: var(--purple-400);
  animation: spinOuter 0.9s linear infinite;
}

/* Overlay play icon */
.video-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  opacity: 0;
  transition: opacity var(--transition);
}

.video-card:hover .video-overlay {
  opacity: 1;
}

.play-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.video-card-footer {
  padding: 0.95rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.video-card-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}

.video-card-actions {
  display: flex;
  gap: 0.45rem;
  width: 100%;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  flex: 1;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(255, 140, 0, 0.88), rgba(255, 183, 125, 0.8));
  border: 1px solid rgba(255, 183, 125, 0.55);
  color: #3a1b00;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
}

.btn-download:hover {
  background: linear-gradient(135deg, rgba(255, 140, 0, 1), rgba(255, 183, 125, 0.95));
  border-color: rgba(255, 183, 125, 0.9);
  color: #2a1400;
  transform: translateY(-1px);
}

.btn-edit-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 44%;
  padding: 0.55rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(122, 154, 177, 0.32);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-edit-ghost:hover {
  color: var(--text-primary);
  border-color: rgba(0, 209, 255, 0.42);
  background: rgba(0, 209, 255, 0.09);
}

.btn-edit-ghost-placeholder {
  height: 30px;
  width: 44%;
  pointer-events: none;
  animation: ghostPulse 2s ease-in-out infinite;
}

/* ============================================================
   PLACEHOLDER / PROCESSING CARD
   ============================================================ */
.video-card-placeholder {
  border-color: rgba(139, 92, 246, 0.12);
}

.video-card-placeholder:hover {
  transform: none;
  box-shadow: var(--shadow-card);
  border-color: rgba(139, 92, 246, 0.12);
}

.placeholder-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: linear-gradient(160deg, rgba(139, 92, 246, 0.05) 0%, rgba(8, 11, 20, 0.95) 100%);
  overflow: hidden;
}

/* Shimmer sweep */
.placeholder-inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.07), transparent);
  animation: shimmer 2.2s ease-in-out infinite;
}

.placeholder-spinner {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 3px solid rgba(139, 92, 246, 0.15);
  border-top-color: var(--purple-400);
  animation: spinOuter 1s linear infinite;
  position: relative;
  z-index: 1;
}

.placeholder-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.btn-download-ghost {
  width: 56%;
  height: 30px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  animation: ghostPulse 2s ease-in-out infinite;
}

@keyframes ghostPulse {

  0%,
  100% {
    opacity: 0.4;
  }

  50% {
    opacity: 0.75;
  }
}

/* ============================================================
   ERROR SCREEN
   ============================================================ */
.error-content {
  width: 100%;
  max-width: 480px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.error-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(248, 113, 113, 0.1);
  border: 1px solid rgba(248, 113, 113, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red-400);
}

.error-title {
  font-size: 1.6rem;
  font-weight: 800;
}

.error-message {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.error-content .btn-generate {
  width: auto;
  padding: 0.85rem 2rem;
}

/* ============================================================
   RESULTS STREAMING BADGE
   ============================================================ */
.results-loading-badge {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--purple-400);
}

.badge-mini-spinner {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-top-color: var(--purple-400);
  animation: spinOuter 0.8s linear infinite;
  flex-shrink: 0;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .video-card {
    width: calc(25% - 1.125rem);
  }
}

@media (max-width: 860px) {
  .video-card {
    width: calc(33.33% - 1rem);
  }
}

@media (max-width: 600px) {
  .header-nav,
  .btn-upgrade {
    display: none;
  }

  .screen {
    padding: 2rem 1rem;
  }

  .video-card {
    width: calc(50% - 0.75rem);
  }

  .header-badge span:last-child {
    display: none;
  }

  .hero-title {
    font-size: 2rem;
  }

  .results-title {
    font-size: 1.5rem;
  }

  .stats-row {
    gap: 1rem;
  }
}

@media (max-width: 380px) {
  .video-card {
    width: 100%;
    max-width: 260px;
  }

  .results-gallery {
    justify-content: center;
  }
}

/* ============================================================
   UTILITY
   ============================================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   TAB SWITCHER
   ============================================================ */
.input-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-secondary);
  border-color: var(--border-hover);
}

.tab-btn.active {
  color: var(--text-primary);
  border-color: var(--purple-500);
  background: rgba(0, 209, 255, 0.08);
}

.tab-btn svg {
  opacity: 0.7;
}

.tab-btn.active svg {
  opacity: 1;
}

/* Tab Panels */
.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* ============================================================
   UPLOAD ZONE
   ============================================================ */
.upload-zone {
  position: relative;
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-input);
}

.upload-zone:hover {
  border-color: var(--border-hover);
  background: rgba(0, 209, 255, 0.03);
}

.upload-zone.drag-over {
  border-color: var(--purple-500);
  background: rgba(0, 209, 255, 0.08);
}

.upload-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.upload-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 209, 255, 0.1);
  border-radius: 50%;
  color: var(--purple-500);
}

.upload-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.upload-link {
  color: var(--purple-500);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.upload-hint {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.upload-selected {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.5rem;
  color: var(--green-400);
}

.upload-selected svg {
  flex-shrink: 0;
}

.upload-selected span {
  font-size: 0.9rem;
  color: var(--text-primary);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.upload-remove {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(248, 113, 113, 0.15);
  border: none;
  border-radius: 50%;
  color: var(--red-400);
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
}

.upload-remove:hover {
  background: rgba(248, 113, 113, 0.3);
}