/* =========================================================
   CastPilot — dark theatrical / studio, warm gold accent
   ========================================================= */

:root {
  /* Type scale (fluid) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 0.95rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.6vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.75rem);

  /* Spacing (4px system) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-wide: 1140px;

  /* Fonts */
  --font-display: 'Zodiak', Georgia, 'Times New Roman', serif;
  --font-body: 'Satoshi', 'Helvetica Neue', Arial, sans-serif;
}

/* ---------- DARK (primary theatrical mode) ---------- */
:root,
[data-theme='dark'] {
  --color-bg: #14110c;          /* deep warm ink */
  --color-surface: #1b1711;     /* card */
  --color-surface-2: #221d16;   /* elevated card */
  --color-surface-3: #2a241b;
  --color-border: #35301f;
  --color-divider: #241f17;

  --color-text: #f2ece0;        /* warm paper */
  --color-text-muted: #b3a894;
  --color-text-faint: #756c5b;

  /* Warm gold accent (stage light) */
  --color-primary: #e0b352;
  --color-primary-hover: #f0c665;
  --color-primary-soft: #3a2f14;
  --color-primary-ink: #1a1408; /* text on gold */

  --glow: 224, 179, 82;

  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
}

/* ---------- LIGHT (warm studio daylight) ---------- */
[data-theme='light'] {
  --color-bg: #f6f1e7;
  --color-surface: #fbf7ee;
  --color-surface-2: #ffffff;
  --color-surface-3: #f1e9d8;
  --color-border: #e2d7c0;
  --color-divider: #ece2ce;

  --color-text: #241d10;
  --color-text-muted: #6c624f;
  --color-text-faint: #a89c84;

  --color-primary: #b07d12;
  --color-primary-hover: #946611;
  --color-primary-soft: #f0e6cb;
  --color-primary-ink: #ffffff;

  --glow: 176, 125, 18;

  --shadow-md: 0 6px 20px rgba(80, 60, 20, 0.1);
  --shadow-lg: 0 24px 60px rgba(80, 60, 20, 0.14);
}

/* =========================================================
   Layout primitives
   ========================================================= */
.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
  border-top: 1px solid var(--color-divider);
}

.section-kicker {
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-xl);
  line-height: 1.1;
  max-width: 20ch;
  margin-bottom: var(--space-8);
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -3rem;
  z-index: 200;
  background: var(--color-primary);
  color: var(--color-primary-ink);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  transition: top var(--transition-interactive);
}
.skip-link:focus {
  top: var(--space-4);
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-sm {
  padding: var(--space-2) var(--space-5);
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
  box-shadow: 0 0 0 rgba(var(--glow), 0);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 26px rgba(var(--glow), 0.28);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}

/* App Store button */
.btn-store {
  padding-inline: var(--space-6);
}
.btn-store svg {
  flex: none;
  margin-top: -2px;
}

/* Centered CTA row (download section) */
.cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.site-header.scrolled {
  border-bottom-color: var(--color-divider);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  height: 4.25rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}
.brand-mark {
  color: var(--color-primary);
  display: grid;
  place-items: center;
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: 0.01em;
}
.site-nav {
  display: none;
  gap: var(--space-6);
  margin-inline: auto;
}
.site-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}
.site-nav a:hover {
  color: var(--color-text);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}
.icon-btn {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.icon-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.header-actions .btn-primary {
  display: none;
}

@media (min-width: 800px) {
  .site-nav {
    display: flex;
  }
  .header-actions .btn-primary {
    display: inline-flex;
  }
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  padding-top: clamp(var(--space-16), 10vw, var(--space-24));
  padding-bottom: clamp(var(--space-16), 8vw, var(--space-24));
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 120vw);
  height: 620px;
  background: radial-gradient(
    ellipse at center top,
    rgba(var(--glow), 0.22),
    rgba(var(--glow), 0.05) 42%,
    transparent 68%
  );
  pointer-events: none;
  filter: blur(6px);
  z-index: 0;
}
.hero-inner,
.hero-mock-wrap {
  position: relative;
  z-index: 1;
}
.hero-inner {
  text-align: center;
  max-width: 780px;
  margin-inline: auto;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  margin-bottom: var(--space-6);
}
.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 10px rgba(var(--glow), 0.9);
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-3xl);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
}
.hero-title em {
  font-style: italic;
  color: var(--color-primary);
}
.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin: 0 auto var(--space-8);
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: var(--space-6);
}
.hero-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
}

/* Hero app mock */
.hero-mock-wrap {
  margin-top: clamp(var(--space-12), 7vw, var(--space-20));
}
.hero-mock {
  max-width: 860px;
  margin-inline: auto;
  background: linear-gradient(180deg, var(--color-surface-2), var(--color-surface));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.mock-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-bottom: 1px solid var(--color-divider);
  background: var(--color-surface);
}
.mock-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-border);
}
.mock-title {
  margin-left: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}
.mock-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding: var(--space-6);
  text-align: left;
}
.mock-col {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}
.mock-col-alt {
  background: color-mix(in srgb, var(--color-primary-soft) 55%, var(--color-surface));
}
.mock-tag {
  display: inline-block;
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-1);
}
.mock-tag:not(:first-child) {
  margin-top: var(--space-4);
}
.mock-line {
  font-size: var(--text-sm);
  color: var(--color-text);
}
.mock-lens {
  color: var(--color-text-muted);
}
.mock-list {
  list-style: none;
  display: grid;
  gap: var(--space-2);
}
.mock-list li {
  font-size: var(--text-sm);
  color: var(--color-text);
  padding-left: var(--space-4);
  position: relative;
}
.mock-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}
.mock-progress {
  margin-top: var(--space-6);
}
.mock-progress-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: block;
  margin-bottom: var(--space-2);
}
.mock-progress-track {
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-surface-3);
  overflow: hidden;
}
.mock-progress-fill {
  display: block;
  height: 100%;
  width: 72%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-hover));
}

@media (min-width: 720px) {
  .mock-body {
    grid-template-columns: 1fr 1fr;
  }
}

/* =========================================================
   Problem
   ========================================================= */
.problem-grid {
  display: grid;
  gap: var(--space-8);
}
.problem-lead {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.4;
  color: var(--color-text);
}
.problem-body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
}
.problem-body strong {
  color: var(--color-text);
}
@media (min-width: 800px) {
  .problem-grid {
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-16);
    align-items: start;
  }
}

/* =========================================================
   How it works — steps
   ========================================================= */
.steps {
  list-style: none;
  display: grid;
  gap: var(--space-4);
  counter-reset: step;
}
.step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  transition: border-color var(--transition-interactive), transform var(--transition-interactive);
}
.step:hover {
  border-color: color-mix(in srgb, var(--color-primary) 55%, var(--color-border));
  transform: translateY(-2px);
}
.step-num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-3);
}
.step-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.step-body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
@media (min-width: 640px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1000px) {
  .steps {
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-3);
  }
}

/* =========================================================
   Features
   ========================================================= */
.feature-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition-interactive), transform var(--transition-interactive),
    box-shadow var(--transition-interactive);
}
.feature-card:hover {
  border-color: color-mix(in srgb, var(--color-primary) 50%, var(--color-border));
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.feature-title {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.feature-body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.feature-lg .feature-body {
  font-size: var(--text-base);
}
@media (min-width: 640px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 980px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .feature-lg {
    grid-column: span 1;
    background: linear-gradient(155deg, color-mix(in srgb, var(--color-primary-soft) 60%, var(--color-surface)), var(--color-surface));
  }
}

/* =========================================================
   Founder story
   ========================================================= */
.story-inner {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
}
.story-mark {
  color: var(--color-primary);
  display: inline-flex;
  margin-bottom: var(--space-4);
  opacity: 0.9;
}
.story .section-title {
  margin-inline: auto;
}
.story-body {
  display: grid;
  gap: var(--space-4);
  text-align: left;
  max-width: 62ch;
  margin-inline: auto;
}
.story-body p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}
.story-body p:first-child {
  color: var(--color-text);
  font-size: var(--text-lg);
  font-family: var(--font-display);
  line-height: 1.45;
}

/* =========================================================
   Who it's for
   ========================================================= */
.who-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}
.who-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background: var(--color-surface);
}
.who-card:hover {
  border-color: color-mix(in srgb, var(--color-primary) 45%, var(--color-border));
}
.who-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.who-body {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
@media (min-width: 640px) {
  .who-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 980px) {
  .who-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* =========================================================
   Download CTA band
   ========================================================= */
.early {
  border-top: 1px solid var(--color-divider);
}
.early-inner {
  position: relative;
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 6vw, var(--space-16));
  overflow: hidden;
}
.early-glow {
  position: absolute;
  inset: -40% 20% auto 20%;
  height: 300px;
  background: radial-gradient(ellipse at center, rgba(var(--glow), 0.16), transparent 70%);
  pointer-events: none;
}
.early .section-kicker,
.early-title,
.early-sub,
.cta-row,
.early-alt {
  position: relative;
  z-index: 1;
}
.early-title {
  font-size: var(--text-2xl);
  max-width: 18ch;
  margin-inline: auto;
  margin-bottom: var(--space-4);
}
.early-sub {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  max-width: 48ch;
  margin: 0 auto var(--space-8);
}
.early-alt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-8);
}
.early-alt a,
.problem-body a,
.footer-contact a {
  color: var(--color-primary);
  text-decoration: none;
}
.early-alt a:hover,
.problem-body a:hover {
  text-decoration: underline;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-16);
  padding-bottom: var(--space-10);
  background: var(--color-surface);
}
.footer-inner {
  display: grid;
  gap: var(--space-8);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--color-divider);
}
.footer-tag {
  font-family: var(--font-display);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  font-size: var(--text-sm);
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
}
.footer-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}
.footer-nav a:hover {
  color: var(--color-primary);
}
.footer-contact-label {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}
.footer-contact a {
  font-size: var(--text-sm);
}
.footer-legal {
  padding-top: var(--space-8);
  display: grid;
  gap: var(--space-4);
}
.footer-legal p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: 68ch;
  line-height: 1.6;
}
.footer-copy {
  color: var(--color-text-muted);
}
@media (min-width: 800px) {
  .footer-inner {
    grid-template-columns: 1.4fr 1fr 1fr;
    align-items: start;
  }
  .footer-legal {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

/* =========================================================
   Scroll reveal
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* =========================================================
   Small-screen CTA sizing
   ========================================================= */
@media (max-width: 420px) {
  .hero-cta,
  .cta-row {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-cta .btn,
  .cta-row .btn {
    width: 100%;
    white-space: normal;
  }
  .header-actions .btn-primary {
    display: inline-flex;
  }
}