:root {
  --bg: #f7f4ef;
  --bg-soft: #f1eee9;
  --surface: #fbfaf7;
  --text: #1f262d;
  --muted: #5f6772;
  --line: rgba(31, 38, 45, 0.16);
  --gold: #c7aa62;
  --gold-strong: #b89442;
  --shadow: 0 18px 50px rgba(18, 22, 26, 0.12);
  --radius-lg: 1.1rem;
  --radius-md: 0.9rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: "Manrope", "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background-color: var(--bg);
  background-image: radial-gradient(rgba(31, 38, 45, 0.04) 0.6px, transparent 0.6px);
  background-size: 3px 3px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3,
.font-display {
  font-family: "Source Serif 4", "Times New Roman", serif;
  letter-spacing: 0.005em;
}

.section {
  padding: 5.5rem 0;
}

.section--alt {
  background-color: var(--bg-soft);
  background-image: radial-gradient(rgba(31, 38, 45, 0.04) 0.6px, transparent 0.6px);
  background-size: 3px 3px;
}

.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.monogram {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  background: #fff;
  color: var(--text);
  text-transform: uppercase;
}

.nav-link {
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color 0.35s ease;
}

.nav-link:hover {
  color: var(--gold-strong);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 1.2rem;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.7);
}

.chip {
  border: 1px solid var(--line);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--muted);
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: 0 18px 40px rgba(18, 22, 26, 0.1);
  transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.glass-card:hover {
  border-color: rgba(199, 170, 98, 0.45);
  box-shadow: 0 22px 44px rgba(18, 22, 26, 0.14);
}

.monitor-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: #f5f2ec;
}

.monitor-shot {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  background: #f8f6f2;
  box-shadow: 0 18px 40px rgba(18, 22, 26, 0.08);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  background: #1f262d;
  color: #f9f6f0;
  border: 1px solid rgba(199, 170, 98, 0.55);
  font-weight: 600;
  transition: transform 0.35s ease, box-shadow 0.35s ease, background-color 0.35s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 24px rgba(18, 22, 26, 0.2);
  background-color: #222c35;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  border: 1px solid rgba(31, 38, 45, 0.3);
  color: var(--text);
  background: transparent;
  transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.btn-ghost:hover {
  border-color: rgba(31, 38, 45, 0.55);
  box-shadow: 0 12px 24px rgba(18, 22, 26, 0.12);
}

.form-input {
  width: 100%;
  margin-top: 0.6rem;
  border-radius: 0.8rem;
  border: 1.5px solid rgba(31, 38, 45, 0.2);
  background: #fff;
  padding: 0.95rem 1rem;
  color: var(--text);
}

.form-input::placeholder {
  color: rgba(95, 103, 114, 0.7);
}

.form-input:focus {
  outline: none;
  border-color: rgba(199, 170, 98, 0.6);
  box-shadow: 0 0 0 3px rgba(199, 170, 98, 0.18);
}

.proof-grid {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.8rem;
}

.proof-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  border-radius: 0.7rem;
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 0.85rem;
  color: var(--muted);
}

.proof-item span:last-child {
  color: var(--text);
  font-weight: 600;
}

.method-track {
  display: grid;
  gap: 1.5rem;
  position: relative;
}

.method-step {
  position: relative;
  padding-top: 1.4rem;
}

.method-step::before {
  content: "";
  position: absolute;
  top: 0.4rem;
  left: 0;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 999px;
  border: 2px solid var(--gold);
  background: #fff;
}

.method-index {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
}

.monitor-table {
  display: grid;
  gap: 0.85rem;
}

.monitor-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.6rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.monitor-row strong {
  color: var(--text);
  font-weight: 600;
}

.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

@media (min-width: 1024px) {
  .method-track {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }

  .method-track::before {
    content: "";
    position: absolute;
    top: 1.1rem;
    left: 1.4rem;
    right: 1.4rem;
    height: 1px;
    background: var(--line);
  }

  .method-step {
    padding-top: 1.8rem;
  }

  .method-step::before {
    top: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn-primary,
  .btn-ghost,
  .glass-card {
    transition: none;
  }
}