/* === SOPs-as-Code Landing Page === */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-dark: #0b1121;
  --color-dark-mid: #162033;
  --color-accent: #10b981;
  --color-accent-hover: #059669;
  --color-accent-light: #d1fae5;
  --color-accent-glow: rgba(16, 185, 129, 0.15);
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-text-on-dark: #e2e8f0;
  --color-border: #e2e8f0;
  --color-code-bg: #0d1525;
  --color-code-key: #7dd3fc;
  --color-code-val: #fbbf24;
  --color-code-comment: #64748b;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --max-width: 1120px;
  --section-pad: 96px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* === Typography === */
h1, h2, h3 {
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
h3 { font-size: 1.2rem; font-weight: 600; }

/* === Layout === */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: var(--section-pad) 0;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 20px;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 48px;
}

/* === Navigation === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.3s, box-shadow 0.3s;
}

.nav--scrolled {
  background: rgba(11, 17, 33, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-brand:hover { text-decoration: none; }

.nav-brand span {
  color: var(--color-accent);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--color-accent);
  color: #fff;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}

.nav-cta:hover {
  background: var(--color-accent-hover);
  text-decoration: none;
  transform: translateY(-1px);
}

/* === Hero === */
.hero {
  background: linear-gradient(170deg, var(--color-dark) 0%, var(--color-dark-mid) 100%);
  padding: 140px 0 100px;
  overflow: hidden;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content { position: relative; z-index: 2; }

.hero h1 {
  color: #fff;
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-accent);
}

.hero-subtitle {
  color: var(--color-text-on-dark);
  font-size: 1.15rem;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

/* Waitlist form */
.waitlist-form {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  max-width: 460px;
}

.waitlist-form input[type="email"] {
  flex: 1;
  padding: 14px 18px;
  font-size: 1rem;
  font-family: var(--font-sans);
  border: 2px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  color: #fff;
  outline: none;
  min-height: 48px;
  transition: border-color 0.2s;
}

.waitlist-form input[type="email"]::placeholder {
  color: var(--color-text-light);
}

.waitlist-form input[type="email"]:focus {
  border-color: var(--color-accent);
}

.waitlist-form button {
  padding: 14px 28px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  white-space: nowrap;
  min-height: 48px;
  min-width: 44px;
  transition: background 0.2s, transform 0.15s;
}

.waitlist-form button:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.waitlist-form button:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.form-hint {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.form-message {
  margin-top: 8px;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
  display: none;
}

.form-message--error {
  display: block;
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.form-message--info {
  display: block;
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

/* Code preview */
.hero-visual {
  position: relative;
  z-index: 2;
}

.code-window {
  background: var(--color-code-bg);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  overflow: hidden;
}

.code-window-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.code-window-bar .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.code-window-bar .dot:nth-child(1) { background: #ef4444; }
.code-window-bar .dot:nth-child(2) { background: #f59e0b; }
.code-window-bar .dot:nth-child(3) { background: #22c55e; }

.code-window-bar .filename {
  margin-left: 10px;
  font-size: 0.78rem;
  color: var(--color-text-light);
  font-family: var(--font-mono);
}

.code-window pre {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--color-text-on-dark);
  overflow-x: auto;
}

.code-window .key { color: var(--color-code-key); }
.code-window .val { color: var(--color-code-val); }
.code-window .comment { color: var(--color-code-comment); font-style: italic; }
.code-window .punct { color: var(--color-text-light); }

/* === Problem / Stats === */
.problem {
  background: var(--color-bg);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
}

.stat-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.stat-number {
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}

.stat-number span {
  color: var(--color-accent);
}

.stat-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.stat-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* === Solution / How it Works === */
.solution {
  background: var(--color-bg-alt);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
  position: relative;
}

.step {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.step h3 {
  margin-bottom: 8px;
}

.step p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.step-arrow {
  position: absolute;
  top: 52px;
  right: -14px;
  color: var(--color-text-light);
  font-size: 1.2rem;
}

/* === Features === */
.features {
  background: var(--color-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

.feature-card {
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--color-accent-light);
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* === Pricing === */
.pricing {
  background: var(--color-bg-alt);
}

.pricing-card {
  max-width: 480px;
  margin: 48px auto 0;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-accent);
  padding: 48px 40px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--color-accent-glow);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-price {
  font-size: clamp(2.8rem, 5vw, 3.6rem);
  font-weight: 800;
  color: var(--color-dark);
  margin: 24px 0 8px;
  line-height: 1;
}

.pricing-price .currency {
  font-size: 0.5em;
  vertical-align: super;
  font-weight: 600;
}

.pricing-price .period {
  font-size: 0.35em;
  color: var(--color-text-muted);
  font-weight: 400;
}

.pricing-desc {
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 32px;
}

.pricing-features li {
  padding: 8px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--color-text);
}

.pricing-features li::before {
  content: "\2713";
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

/* === Final CTA === */
.final-cta {
  background: linear-gradient(170deg, var(--color-dark) 0%, var(--color-dark-mid) 100%);
  text-align: center;
  position: relative;
}

.final-cta h2 {
  color: #fff;
  margin-bottom: 16px;
}

.final-cta p {
  color: var(--color-text-on-dark);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto 36px;
}

.final-cta .waitlist-form {
  max-width: 460px;
  margin: 0 auto 14px;
  justify-content: center;
}

.final-cta .form-hint {
  text-align: center;
}

/* === Footer === */
.footer {
  background: var(--color-dark);
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-light);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* === Legal Pages === */
.legal-page {
  padding: 120px 0 80px;
  min-height: 80vh;
}

.legal-page h1 {
  margin-bottom: 32px;
  font-size: 2rem;
}

.legal-page h2 {
  margin-top: 40px;
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.legal-page p,
.legal-page li {
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.legal-page ul {
  padding-left: 24px;
  margin-bottom: 16px;
}

.legal-page a {
  color: var(--color-accent);
}

/* === Thank You Page === */
.thankyou {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(170deg, var(--color-dark) 0%, var(--color-dark-mid) 100%);
}

.thankyou-content {
  max-width: 520px;
  padding: 0 24px;
}

.thankyou-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-size: 2rem;
  margin-bottom: 28px;
}

.thankyou h1 {
  color: #fff;
  margin-bottom: 16px;
  font-size: 2rem;
}

.thankyou p {
  color: var(--color-text-on-dark);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.thankyou-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  font-size: 1rem;
}

.thankyou-link:hover {
  text-decoration: underline;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  text-decoration: none;
  min-height: 48px;
  min-width: 44px;
  transition: background 0.2s, transform 0.15s;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

/* === Responsive === */
@media (max-width: 900px) {
  :root {
    --section-pad: 72px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-visual {
    max-width: 520px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stat-card {
    padding: 28px 20px;
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    text-align: left;
    gap: 0 20px;
  }

  .stat-number {
    grid-row: 1 / 3;
    display: flex;
    align-items: center;
    font-size: 2.4rem;
  }

  .stat-label { margin-bottom: 2px; }

  .steps {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .step-arrow { display: none; }

  .features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  :root {
    --section-pad: 56px;
  }

  body { font-size: 16px; }

  .hero {
    padding: 110px 0 72px;
  }

  .waitlist-form {
    flex-direction: column;
  }

  .waitlist-form button {
    width: 100%;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .pricing-card {
    padding: 36px 24px;
  }

  .final-cta .waitlist-form {
    flex-direction: column;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-cta span {
    display: none;
  }
}