/* ============================================
   CoderCorn Design System
   Colors: White bg, Black text, Yellow-Green accent
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Core palette */
  --white: #FFFFFF;
  --black: #0A0A0A;
  --gray-50: #F8F8F8;
  --gray-100: #EFEFEF;
  --gray-200: #D8D8D8;
  --gray-400: #999999;
  --gray-600: #555555;
  --gray-800: #222222;

  /* Accent — yellow-lime gradient */
  --accent-yellow: #E8D44D;
  --accent-green: #8ECC52;
  --accent-mid: #BBDA4E;
  --accent-bg: linear-gradient(105deg, #E8D44D 0%, #B8D84A 50%, #8ECC52 100%);
  --accent-bg-soft: linear-gradient(105deg, #F5ECA0 0%, #D9EDA0 100%);

  /* Typography */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --section-pad: clamp(64px, 10vw, 120px);
  --container: 1200px;
  --radius: 4px;
  --radius-lg: 12px;
  --radius-pill: 999px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--white);
  color: var(--black);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Typography ── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.25rem; }
p { max-width: 68ch; }

/* Accent highlight */
.highlight {
  background: var(--accent-bg);
  color: var(--black);
  padding: 0 6px 2px;
  border-radius: 3px;
  display: inline;
}
.highlight-white {
  background: var(--accent-bg);
  color: var(--white);
  padding: 2px 10px 4px;
  border-radius: 3px;
}

/* ── Layout ── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}
.section { padding: var(--section-pad) 0; }
.section--gray { background: var(--gray-50); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  letter-spacing: 0.01em;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--accent-bg);
  color: var(--black);
  border-color: transparent;
  box-shadow: 0 4px 20px rgba(184,216,74,0.35);
}
.btn-primary:hover { box-shadow: 0 8px 32px rgba(184,216,74,0.5); }
.btn-outline {
  background: transparent;
  color: var(--black);
  border-color: var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); }
.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border-color: var(--gray-200);
}
.btn-ghost:hover { border-color: var(--black); color: var(--black); }

/* ── Nav ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}
.nav.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  padding: 14px 0;
  box-shadow: 0 1px 0 var(--gray-200);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  text-decoration: none;
  color: var(--black);
  letter-spacing: -0.03em;
}
.nav__logo span {
  background: var(--accent-bg);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav__links a {
  text-decoration: none;
  color: var(--gray-600);
  font-weight: 500;
  font-size: 0.9rem;
  transition: color 0.2s;
  font-family: var(--font-display);
}
.nav__links a:hover, .nav__links a.active { color: var(--black); }
.nav__cta { margin-left: 12px; }
.nav__hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.nav__hamburger span { width: 24px; height: 2px; background: var(--black); display: block; transition: all 0.3s; }

/* Mobile nav */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--white);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 32px;
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--black);
  letter-spacing: -0.03em;
}
.nav__mobile a:hover { color: var(--accent-yellow); }
.nav__mobile-close {
  position: absolute; top: 24px; right: 24px;
  background: none; border: none; font-size: 2rem; cursor: pointer; color: var(--black);
}

/* ── Footer ── */
.footer {
  background: var(--black);
  color: var(--white);
  padding: 64px 0 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand p {
  color: var(--gray-400);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 32ch;
}
.footer__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--white);
  letter-spacing: -0.03em;
}
.footer__logo span {
  background: var(--accent-bg);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.footer__col h5 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gray-400);
  margin-bottom: 16px;
}
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer__col a {
  color: var(--gray-400);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s;
}
.footer__col a:hover { color: var(--accent-yellow); }
.footer__bottom {
  border-top: 1px solid #1F1F1F;
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--gray-600);
  font-size: 0.85rem;
}

/* ── Cards ── */
.card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  border-color: var(--accent-mid);
  box-shadow: 0 8px 40px rgba(184,216,74,0.15);
  transform: translateY(-4px);
}

/* ── Tags / Badges ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-accent { background: var(--accent-bg-soft); color: var(--gray-800); }
.badge-dark { background: var(--black); color: var(--white); }
.badge-outline { border: 1.5px solid var(--gray-200); color: var(--gray-600); }

/* ── Section headers ── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 12px;
  display: block;
}
.section-header { margin-bottom: clamp(40px, 6vw, 72px); }
.section-header p {
  margin-top: 16px;
  color: var(--gray-600);
  font-size: 1.05rem;
}

/* ── Divider ── */
.divider {
  width: 48px; height: 3px;
  background: var(--accent-bg);
  border-radius: 2px;
  margin: 20px 0;
}

/* ── GSAP initial states ── */
.reveal { opacity: 0; transform: translateY(32px); }
.reveal-left { opacity: 0; transform: translateX(-40px); }
.reveal-right { opacity: 0; transform: translateX(40px); }
.reveal-scale { opacity: 0; transform: scale(0.92); }

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.pricing-card {
  border: 2px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  transition: all 0.3s;
}
.pricing-card.featured {
  border-color: var(--accent-mid);
  background: var(--accent-bg-soft);
}
.pricing-card__badge {
  position: absolute;
  top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--accent-bg);
  color: var(--black);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.pricing-card__price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  margin: 20px 0 8px;
}
.pricing-card__price sup { font-size: 1.4rem; vertical-align: top; margin-top: 6px; }
.pricing-card__price sub { font-size: 1rem; color: var(--gray-400); font-weight: 400; }
.pricing-card ul { list-style: none; margin: 24px 0 32px; display: flex; flex-direction: column; gap: 12px; }
.pricing-card ul li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; }
.pricing-card ul li::before { content: '✓'; font-weight: 700; color: var(--accent-green); flex-shrink: 0; margin-top: 1px; }

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid var(--gray-100);
  padding: 24px 0;
}
.faq-item:first-child { border-top: 1px solid var(--gray-100); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  color: var(--black);
}
.faq-question .icon {
  width: 24px; height: 24px; flex-shrink: 0;
  border: 2px solid var(--gray-200);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: all 0.3s;
}
.faq-item.open .faq-question .icon {
  background: var(--accent-bg);
  border-color: transparent;
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  color: var(--gray-600);
  font-size: 0.95rem;
}
.faq-item.open .faq-answer { max-height: 400px; padding-top: 12px; }

/* ── Testimonials / Trust ── */
.trust-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
  opacity: 0.4;
}
.trust-logos span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

/* ── Process steps ── */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  background: var(--gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.process-step {
  background: var(--white);
  padding: 36px 28px;
  position: relative;
}
.process-step__num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray-400);
  margin-bottom: 16px;
  letter-spacing: 0.06em;
}
.process-step__icon {
  font-size: 1.6rem;
  margin-bottom: 12px;
  display: block;
}

/* ── Stats ── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 40px;
}
.stat__number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  background: var(--accent-bg);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat__label {
  font-size: 0.85rem;
  color: var(--gray-600);
  margin-top: 4px;
}

/* ── Forms ── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 6px;
  color: var(--gray-800);
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--black);
  background: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent-mid);
  box-shadow: 0 0 0 3px rgba(184,216,74,0.2);
}
.form-textarea { resize: vertical; min-height: 120px; }

/* ── Hero cursor glow ── */
.cursor-glow {
  position: fixed;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,216,74,0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* ── Page hero ── */
.page-hero {
  padding: calc(var(--section-pad) + 80px) 0 var(--section-pad);
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-100);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* ── Utility ── */
.text-center { text-align: center; }
.text-center p { margin-left: auto; margin-right: auto; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mt-12 { margin-top: 48px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-4 { gap: 16px; }
.gap-3 { gap: 12px; }
.inline-flex { display: inline-flex; align-items: center; gap: 8px; }

/* Page transition */
.page-transition {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--black);
  z-index: 9999;
  transform: scaleY(1);
  transform-origin: bottom;
}

/* Marquee */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  padding: 16px 0;
  background: var(--white);
}
.marquee-track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
}
.marquee-track span {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-400);
  display: inline-flex;
  align-items: center;
  gap: 16px;
}
.marquee-track span::after {
  content: '◆';
  font-size: 0.5rem;
  color: var(--accent-mid);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}