/*
 * Cyber Media Design — the quiet-studio system.
 * Warm paper, large serif, one accent, generous space. Light only.
 */

:root {
  --paper: #faf9f6;
  --ink: #17181a;
  --muted: #5d5c58;
  --faint: #8a8577;
  --rule: #e8e4da;
  --tint: #f4f2ec;
  --accent: #1f4636;

  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --shell: 1120px;
  --gutter: clamp(20px, 5vw, 48px);
}

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.06;
}
h1 {
  font-size: clamp(38px, 6vw, 68px);
  margin: 0 0 18px;
}
h2 {
  font-size: clamp(28px, 4vw, 42px);
  margin: 0 0 14px;
}
h1 em,
h2 em {
  font-style: italic;
  color: var(--accent);
}

h3 {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 8px;
}

.eyebrow {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  margin: 0 0 14px;
}
.lede {
  color: var(--muted);
  max-width: 58ch;
}
.shell {
  max-width: var(--shell);
  margin: 0 auto;
  padding-inline: var(--gutter);
}
.section {
  padding-block: clamp(56px, 9vw, 104px);
}
.section-tint {
  background: var(--tint);
  border-block: 1px solid var(--rule);
}

/* Accessibility helpers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--gutter);
  z-index: 100;
  background: var(--ink);
  color: var(--paper);
  padding: 10px 18px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 14px;
}
.skip-link:focus {
  top: 12px;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 4px;
  font: 500 15px/1 var(--sans);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--accent);
  color: var(--paper);
}
.btn-primary:hover {
  background: color-mix(in srgb, var(--accent) 85%, black);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--rule);
}
.btn-ghost:hover {
  border-color: var(--faint);
}
.btn-sm {
  padding: 9px 16px;
  font-size: 13px;
}
.btn-block {
  display: flex;
  width: 100%;
}

.text-link {
  color: var(--accent);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Masthead */
.masthead {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}
.masthead-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 18px;
}
.brand {
  font-family: var(--serif);
  font-size: 22px;
  text-decoration: none;
  color: var(--ink);
}
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 8px 10px;
  cursor: pointer;
}
.nav-toggle::before {
  content: '';
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  box-shadow: 0 6px 0 var(--ink), 0 -6px 0 var(--ink);
}
.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav ul {
  display: flex;
  gap: 24px;
  margin: 0;
}
.nav a {
  text-decoration: none;
  font-size: 15px;
  color: var(--muted);
}
.nav a:hover {
  color: var(--ink);
}

/* Hero */
.hero {
  padding-block: clamp(56px, 9vw, 104px);
}
.hero-inner {
  display: grid;
  gap: clamp(32px, 6vw, 64px);
  align-items: center;
}
.hero-split .hero-inner {
  grid-template-columns: 1.05fr 0.95fr;
}
.hero-type .hero-inner {
  grid-template-columns: 1fr;
  max-width: 78ch;
}
.hero-copy .lede {
  font-size: 19px;
  margin-block: 18px 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0 0 28px;
}
.hero-ident {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 15px;
  margin: 0;
}
.hero-ident a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}
.hero-photo-frame {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--rule);
}
.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Facts strip */
.facts {
  border-block: 1px solid var(--rule);
  background: var(--tint);
}
.facts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-block: clamp(28px, 5vw, 44px);
}
.fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
}
.fact-value {
  font-family: var(--serif);
  font-size: clamp(26px, 3vw, 34px);
  color: var(--ink);
}
.fact-label {
  color: var(--muted);
  font-size: 14px;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}
.card {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 28px;
}
.section-tint .card {
  background: var(--paper);
}

.ticks {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ticks li {
  padding-left: 22px;
  position: relative;
  color: var(--muted);
  font-size: 15px;
}
.ticks li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

/* Example cards */
.example-link {
  display: block;
  text-decoration: none;
  color: inherit;
}
.example-flag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 12px;
}
.example-card p {
  color: var(--muted);
  margin: 8px 0 16px;
}

/* Difference */
.difference-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 36px;
}
.difference-col {
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 28px;
}
.difference-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 16px;
}
.difference-col li {
  color: var(--muted);
  font-size: 15px;
}
.difference-col.is-featured {
  background: var(--paper);
  border-color: var(--accent);
}
.difference-col.is-featured li {
  color: var(--ink);
}

/* Process */
.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 36px;
}
.process-step {
  border-top: 1px solid var(--rule);
  padding-top: 16px;
}
.process-number {
  display: block;
  font-family: var(--serif);
  font-size: 28px;
  color: var(--accent);
  margin-bottom: 10px;
}
.process-step p {
  color: var(--muted);
  font-size: 15px;
  margin-top: 8px;
}

/* Pricing */
.price-card {
  display: flex;
  flex-direction: column;
  position: relative;
}
.price-card.is-featured {
  border-color: var(--accent);
}
.price-tag {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--accent);
  color: var(--paper);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 3px;
}
.price-value {
  font-family: var(--serif);
  font-size: 30px;
  margin: 4px 0 12px;
}
.price-card > p {
  color: var(--muted);
}
.fine {
  margin-top: 24px;
  color: var(--faint);
  font-size: 13px;
}

/* FAQ */
.faq-list {
  margin-top: 36px;
  border-top: 1px solid var(--rule);
}
.faq-item {
  border-bottom: 1px solid var(--rule);
  padding-block: 18px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 500;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: '+';
  font-family: var(--serif);
  font-size: 22px;
  color: var(--accent);
  flex: none;
}
.faq-item[open] summary::after {
  content: '\2212';
}
.faq-answer {
  padding-top: 14px;
}
.faq-answer p {
  color: var(--muted);
}

/* Contact form */
.contact-form {
  margin-top: 36px;
  max-width: 640px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.field label {
  font-size: 14px;
  font-weight: 500;
}
.req {
  color: var(--accent);
}
.field input,
.field textarea {
  font: 400 16px/1.5 var(--sans);
  padding: 12px 14px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--paper);
  color: var(--ink);
  resize: vertical;
}
.field input::placeholder,
.field textarea::placeholder {
  color: var(--faint);
}
.form-status {
  margin-top: 14px;
  min-height: 1.2em;
  color: var(--muted);
  font-size: 14px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--rule);
  background: var(--tint);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  padding-block: clamp(48px, 7vw, 72px);
}
.footer-copy {
  color: var(--muted);
  margin: 14px 0;
  max-width: 40ch;
}
.footer-ident {
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 14px;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer-contact a {
  text-decoration: none;
  color: var(--ink);
}
.footer-col-title {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  margin: 0 0 14px;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col a {
  text-decoration: none;
  color: var(--muted);
  font-size: 15px;
}
.footer-col a:hover {
  color: var(--ink);
}
.footer-legal {
  border-top: 1px solid var(--rule);
  padding-block: 20px;
  color: var(--faint);
  font-size: 13px;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-split .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-split .hero-photo-frame {
    order: -1;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .difference-grid {
    grid-template-columns: 1fr;
  }
  .process-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .facts-grid {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .fact {
    text-align: left;
  }
  .process-list {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  /*
   * The toggle stays hidden, and the nav stays a plain visible stacked
   * list, until main.js marks <html class="js"> — so with JavaScript
   * switched off the nav is never behind a dead button.
   */
  .nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding-top: 16px;
  }
  html.js .nav-toggle {
    display: inline-flex;
  }
  html.js .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    padding: 20px var(--gutter) 28px;
    display: none;
  }
  html.js .nav.is-open {
    display: flex;
  }
  .nav ul {
    flex-direction: column;
    gap: 14px;
    width: 100%;
  }
  .masthead-inner {
    position: relative;
  }
}