/* ==========================================================================
   MarcornDev — AI Faceless YouTube Automation
   Plain CSS design system (no build step required)
   ========================================================================== */

:root {
  --void: #08090C;
  --panel: #10131A;
  --panel-soft: rgba(16, 19, 26, 0.7);
  --line: #22262E;
  --line-soft: rgba(34, 38, 46, 0.7);

  --signal: #E23F44;
  --signal-hover: #F0484D;
  --signal-dim: #7A2226;
  --signal-soft: rgba(226, 63, 68, 0.14);

  --gold: #E7B65C;
  --gold-soft: rgba(231, 182, 92, 0.14);

  --ink: #F5F6F8;
  --ink-muted: #9298A3;
  --ink-faint: #5B6169;

  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --content-w: 1180px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  background: var(--void);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; color: inherit; }

::selection {
  background: rgba(226, 63, 68, 0.35);
  color: #fff;
}

.container {
  width: 100%;
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 20px;
}

@media (min-width: 640px) {
  .container { padding: 0 32px; }
}

.eyebrow {
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow.gold { color: var(--gold); }
.eyebrow.muted { color: var(--ink-faint); }
.eyebrow .rule {
  width: 24px;
  height: 1px;
  background: rgba(231, 182, 92, 0.6);
  display: inline-block;
}

.h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 40px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 24px 0 0;
}
.h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
}
.h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  margin: 0;
}
@media (min-width: 640px) {
  .h1 { font-size: 52px; }
  .h2 { font-size: 40px; }
}
@media (min-width: 1024px) {
  .h1 { font-size: 60px; }
  .h2 { font-size: 44px; }
}

.lead {
  margin: 24px 0 0;
  max-width: 520px;
  color: var(--ink-muted);
  font-size: 17px;
  line-height: 1.6;
}
.desc {
  color: var(--ink-muted);
  font-size: 16px;
  line-height: 1.6;
  max-width: 520px;
}
.desc-sm {
  color: var(--ink-muted);
  font-size: 14px;
  line-height: 1.6;
}
@media (min-width: 640px) {
  .lead, .desc { font-size: 18px; }
}

.fine-print { color: var(--ink-faint); font-size: 14px; }
.trust-line { margin-top: 24px; color: var(--ink-faint); font-size: 14px; }

.mt-xs { margin-top: 6px; }
.mt-sm { margin-top: 12px; }
.mt-md { margin-top: 20px; }
.mt-lg { margin-top: 40px; }

/* ---------------------------------------------------------------- Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  white-space: nowrap;
  transition: transform 0.15s ease, background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--signal);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(226,63,68,0.4), 0 10px 30px -10px rgba(226,63,68,0.55);
}
.btn-primary:hover { background: var(--signal-hover); }

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-secondary:hover { border-color: rgba(231,182,92,0.6); color: var(--gold); }

.btn-secondary-gold {
  background: transparent;
  color: var(--ink);
  border-color: rgba(231,182,92,0.5);
}
.btn-secondary-gold:hover { color: var(--gold); }

.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-lg { padding: 16px 28px; font-size: 16px; }
.btn-full { width: 100%; padding: 14px 20px; font-size: 15px; }

.btn-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
}
@media (min-width: 640px) {
  .btn-row { flex-direction: row; }
}

.link-gold { color: var(--gold); }
.link-gold:hover { text-decoration: underline; }

/* ---------------------------------------------------------------- Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(8, 9, 12, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.navbar-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.accent { color: var(--signal); }

.nav-links {
  display: none;
  align-items: center;
  gap: 32px;
}
.nav-links a:not(.btn) {
  font-size: 14px;
  color: var(--ink-muted);
  transition: color 0.15s ease;
}
.nav-links a:not(.btn):hover { color: var(--ink); }
.nav-cta { display: none; }

.hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
  .nav-cta {
    display: inline-flex;
    margin-left: 8px;
  }
  .hamburger { display: none; }
}

/* mobile menu */
.nav-links.open {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--void);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 16px 20px;
}
.nav-links.open a:not(.btn) {
  padding: 12px;
  border-radius: 10px;
}
.nav-links.open a:not(.btn):hover { background: rgba(255,255,255,0.05); }
.nav-links.open .nav-cta {
  display: inline-flex;
  margin-top: 8px;
  width: 100%;
}

/* ---------------------------------------------------------------- Glows */
.glow {
  position: absolute;
  inset: auto;
  pointer-events: none;
  z-index: 0;
}
.glow-hero {
  top: -160px;
  left: 0;
  right: 0;
  height: 420px;
  background: radial-gradient(600px circle at 30% 0%, rgba(226,63,68,0.16), transparent 70%);
}
.glow-final {
  top: 0;
  left: 0;
  right: 0;
  height: 320px;
  background: radial-gradient(600px circle at 70% 10%, rgba(226,63,68,0.16), transparent 70%);
}

/* ---------------------------------------------------------------- Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 64px 0;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero { padding: 96px 0; }
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 32px; }
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 11px;
  color: var(--ink-muted);
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  display: inline-block;
}
.dot-sm { width: 8px; height: 8px; }

.dashboard-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 24px;
}
@media (min-width: 640px) {
  .dashboard-card { padding: 32px; }
}
.dashboard-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.signal-graph { margin-top: 32px; }
.signal-svg { width: 100%; height: auto; overflow: visible; }
.signal-caption {
  margin-top: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.signal-caption span { display: inline-flex; align-items: center; gap: 8px; }

.dashboard-stats {
  margin-top: 32px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.dashboard-stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
}
.dashboard-stats span {
  display: block;
  font-size: 12px;
  color: var(--ink-faint);
  margin-top: 2px;
}

/* bar animation */
.signal-bar-pulse {
  animation: wave 2s ease-in-out infinite;
}
@keyframes wave {
  0%, 100% { transform: scaleY(0.4); }
  50% { transform: scaleY(1); }
}

/* ---------------------------------------------------------------- Sections */
.section { padding: 64px 0; position: relative; }
@media (min-width: 640px) { .section { padding: 96px 0; } }
.border-top { border-top: 1px solid var(--line-soft); }

.section-heading { display: flex; flex-direction: column; gap: 16px; max-width: 640px; }
.section-heading.center { margin: 0 auto; text-align: center; align-items: center; }

.statement {
  margin-top: 40px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
}
@media (min-width: 640px) { .statement { font-size: 26px; } }

/* ---------------------------------------------------------------- Grids */
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: repeat(2, 1fr); }
.gap-sm { gap: 14px; }

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.tile {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.4;
}

.stage-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color 0.15s ease;
}
.stage-card:hover { border-color: rgba(226,63,68,0.5); }
.stage-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--line);
}
.stage-card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin: 16px 0 0;
}
.stage-card p {
  margin: 8px 0 0;
  color: var(--ink-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------------------------------------------------------------- Two-col layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
@media (min-width: 1024px) {
  .two-col { grid-template-columns: 1fr 0.85fr; gap: 40px; }
}

.panel-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 24px;
}
@media (min-width: 640px) { .panel-card { padding: 32px; } }
.panel-card-soft { background: var(--panel-soft); }

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--ink-muted);
  padding: 7px 0;
}
.check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  margin-top: 1px;
}
.check.red { background: var(--signal-soft); color: var(--signal); }
.check.gold { background: var(--gold-soft); color: var(--gold); }

/* ---------------------------------------------------------------- Mentorship */
.mentorship-frame {
  border: 1px solid rgba(231, 182, 92, 0.25);
  background: linear-gradient(to bottom, rgba(231,182,92,0.06), transparent);
  border-radius: 24px;
  padding: 24px;
}
@media (min-width: 640px) { .mentorship-frame { padding: 40px; } }

/* ---------------------------------------------------------------- Comparison */
.compare-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
}
@media (min-width: 640px) { .compare-card { padding: 32px; } }
.compare-card-gold {
  border-color: rgba(231, 182, 92, 0.3);
  background: rgba(231, 182, 92, 0.05);
}
.compare-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  margin: 12px 0 0;
}
.dash-list { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.dash-list li {
  font-size: 14px;
  color: var(--ink-muted);
  padding-left: 18px;
  position: relative;
}
.dash-list li::before {
  content: '\2014';
  position: absolute;
  left: 0;
  color: var(--signal);
}
.dash-list-gold li::before { color: var(--gold); }
.compare-card .btn { margin-top: auto; padding-top: 24px; }
.compare-card .btn-full { margin-top: 24px; }

/* ---------------------------------------------------------------- Audience */
.point {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-md);
  padding: 16px;
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.5;
}
.bullet {
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  margin-top: 6px;
}
.callout {
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 16px 20px;
  color: var(--ink-faint);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------------------------------------------------------------- About */
.about-row {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
}
@media (min-width: 640px) {
  .about-row { flex-direction: row; align-items: center; gap: 28px; }
}
.avatar-placeholder {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--panel);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--signal);
}
@media (min-width: 640px) {
  .avatar-placeholder { width: 96px; height: 96px; }
}

/* ---------------------------------------------------------------- FAQ */
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 680px; }
.faq-item {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: none;
  padding: 18px 20px;
  text-align: left;
  cursor: pointer;
}
.faq-question span:first-child {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
}
.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--ink-muted);
  transition: transform 0.2s ease;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.faq-answer p {
  margin: 0;
  padding: 0 20px 18px;
  color: var(--ink-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------------------------------------------------------------- Final CTA */
.final-cta { position: relative; overflow: hidden; text-align: center; }
.center-col { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; }
.center-text { text-align: center; max-width: 640px; }
.final-cta .desc { margin-top: 20px; }

/* ---------------------------------------------------------------- Footer */
.footer { padding: 48px 0 32px; }
.footer-row {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
@media (min-width: 640px) {
  .footer-row { flex-direction: row; justify-content: space-between; align-items: flex-start; }
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}
.footer-links a { font-size: 14px; color: var(--ink-muted); }
.footer-links a:hover { color: var(--ink); }
.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}
.copyright {
  color: var(--ink-faint);
  font-size: 12px;
  margin: 0;
}
.credit {
  color: var(--ink-faint);
  font-size: 12px;
  margin: 0;
}
.credit a {
  color: var(--ink-muted);
  transition: color 0.15s ease;
}
.credit a:hover {
  color: var(--gold);
}

/* ---------------------------------------------------------------- Reveal animation */
.reveal {
  animation: rise 0.6s ease-out both;
}
.reveal-delay { animation-delay: 0.12s; }
@keyframes rise {
  from { transform: translateY(16px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ---------------------------------------------------------------- Focus states */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}