/* ============================================================
   MERIDI · site design system
   Palette: navy #0D1B2A · teal #00C9A7 · off-white #F5F0E8
            slate #4A5568 · slate-lt #718096 · amber #F59E0B
   Display: Space Grotesk 700 · Body: Inter 400/500/600
   Flat. No gradients, no shadows. 8px spacing base.
   ============================================================ */

:root {
  --navy: #0D1B2A;
  --teal: #00C9A7;
  --cream: #F5F0E8;
  --slate: #4A5568;
  --slate-lt: #718096;
  --amber: #F59E0B;
  --display: 'Space Grotesk', sans-serif;
  --body: 'Inter', sans-serif;
  --cream-78: rgba(245, 240, 232, 0.78);
  --cream-66: rgba(245, 240, 232, 0.66);
  --cream-45: rgba(245, 240, 232, 0.45);
  --cream-line: rgba(245, 240, 232, 0.12);
  --navy-line: rgba(13, 27, 42, 0.12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--body); font-size: 16px; line-height: 1.65; color: var(--slate); background: var(--cream); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { max-width: 100%; display: block; }
::selection { background: var(--teal); color: var(--navy); }

h1, h2, h3, .display { font-family: var(--display); font-weight: 700; color: var(--navy); }
h1 { letter-spacing: -2px; }
h2 { letter-spacing: -1.5px; }
h3 { letter-spacing: -0.5px; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 32px; }
.eyebrow { font-weight: 600; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--teal); }

/* ---------- nav ---------- */
.site-nav { position: sticky; top: 0; z-index: 60; background: var(--navy); }
.nav-inner { max-width: 1440px; margin: 0 auto; padding: 18px 48px 18px 64px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-brand { display: flex; align-items: baseline; gap: 10px; }
.brand-tag { font-family: var(--display); font-weight: 700; font-size: 23px; letter-spacing: -0.5px; color: var(--cream); }
.wordmark { font-family: var(--display); font-weight: 700; font-size: 23px; letter-spacing: -0.5px; color: var(--cream); text-decoration: none; }
.wordmark .ri { color: var(--teal); }
.nav-links { display: flex; align-items: center; gap: 36px; }
.nav-links a { font-size: 14px; font-weight: 500; color: var(--cream-78); text-decoration: none; }
.nav-links a:hover { color: var(--cream); }
.nav-links a.active { color: var(--teal); }
.nav-links a.btn-primary { color: var(--navy); font-size: 14px; padding: 10px 20px; }
.nav-burger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--cream); margin: 5px 0; transition: transform 0.2s, opacity 0.2s; }

/* ---------- buttons ---------- */
.btn-primary, .btn-secondary { display: inline-block; font-family: var(--body); font-weight: 600; font-size: 15px; padding: 15px 28px; border-radius: 8px; text-decoration: none; cursor: pointer; transition: opacity 0.15s, border-color 0.15s; border: none; }
.btn-primary { background: var(--teal); color: var(--navy); }
.btn-primary:hover { opacity: 0.86; }
.btn-secondary { border: 1px solid rgba(245, 240, 232, 0.32); color: var(--cream); background: transparent; padding: 14px 28px; }
.btn-secondary:hover { border-color: var(--cream-66); }
.btn-secondary.on-light { border-color: rgba(13, 27, 42, 0.35); color: var(--navy); }
.btn-secondary.on-light:hover { border-color: var(--navy); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }

/* ---------- sections ---------- */
.section { padding: 104px 0; }
.section.dark { background: var(--navy); }
.section.dark h2, .section.dark h3 { color: var(--cream); }
.section.dark p { color: var(--cream-66); }
.section-head { max-width: 660px; margin-bottom: 64px; }
.section-head .eyebrow { display: block; margin-bottom: 16px; }
.section-head h2 { font-size: clamp(34px, 3.6vw, 48px); line-height: 1.08; margin-bottom: 20px; }
.section-head .lede { font-size: 18px; color: var(--slate); text-wrap: pretty; }
.section.dark .section-head .lede { color: var(--cream-66); }

/* ---------- home hero ---------- */
.hero { background: var(--navy); position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 55% 45%; min-height: calc(100vh - 68px); max-width: 1440px; margin: 0 auto; }
.hero-left { display: flex; flex-direction: column; justify-content: center; gap: 30px; padding: 64px 48px 88px 64px; }
.hero-left h1 { font-size: clamp(44px, 4.8vw, 70px); line-height: 1.02; color: var(--cream); }
.hero-sub { font-size: 18px; line-height: 1.65; color: var(--cream-66); max-width: 480px; text-wrap: pretty; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-pills { display: flex; gap: 12px; flex-wrap: wrap; }
.pill { border: 1px solid rgba(245, 240, 232, 0.16); border-radius: 999px; padding: 7px 14px; font-size: 12.5px; font-weight: 500; color: var(--cream-66); white-space: nowrap; }
.hero-right { position: relative; min-height: 480px; }
.hero-graph { position: absolute; inset: 0; transition: opacity 0.1s linear; }
.hero-card-pos { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -55%); }
@keyframes float-y { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.scroll-hint { position: absolute; bottom: 22px; left: 50%; margin-left: -10px; animation: pulse-down 2.2s ease-in-out infinite; }
@keyframes pulse-down { 0%, 100% { transform: translateY(0); opacity: 0.7; } 50% { transform: translateY(7px); opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .scroll-hint, .candidate-card { animation: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- candidate card ---------- */
.candidate-card { width: 292px; background: var(--navy); border: 1px solid rgba(0, 201, 167, 0.38); border-radius: 12px; padding: 20px; animation: float-y 7s ease-in-out infinite; }
.cc-top { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.cc-avatar { width: 40px; height: 40px; border-radius: 8px; background: var(--teal); color: var(--navy); font-weight: 700; font-size: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.cc-name { font-weight: 600; font-size: 15px; color: var(--cream); }
.cc-role { font-size: 12.5px; color: rgba(245, 240, 232, 0.55); margin-top: 2px; }
.cc-badges { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.badge { font-size: 10.5px; font-weight: 600; letter-spacing: 0.04em; padding: 4px 9px; border-radius: 5px; }
.badge.teal { background: rgba(0, 201, 167, 0.14); color: var(--teal); }
.badge.amber { background: rgba(245, 158, 11, 0.14); color: var(--amber); }
.badge.plain { background: rgba(245, 240, 232, 0.08); color: var(--cream-66); }
.cc-stats { display: flex; border-top: 1px solid rgba(245, 240, 232, 0.1); padding-top: 14px; }
.cc-stat { flex: 1; }
.cc-stat b { display: block; font-family: var(--display); font-weight: 700; font-size: 19px; letter-spacing: -0.5px; color: var(--cream); }
.cc-stat b.teal { color: var(--teal); }
.cc-stat span { font-size: 10.5px; color: var(--cream-45); letter-spacing: 0.06em; text-transform: uppercase; }

/* ---------- sub-page hero ---------- */
.page-hero { background: var(--navy); position: relative; overflow: hidden; padding: 104px 0 112px; }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-size: clamp(40px, 4.4vw, 64px); line-height: 1.05; color: var(--cream); max-width: 760px; margin: 18px 0 24px; }
.page-hero h1 .teal { color: var(--teal); }
.page-hero .hero-sub { margin-bottom: 36px; max-width: 560px; }
.hero-motif { position: absolute; top: 0; right: 0; width: 44%; height: 100%; z-index: 1; pointer-events: none; }
@media (max-width: 720px) { .hero-motif { display: none; } }

/* ---------- numbered steps ---------- */
.steps { display: grid; gap: 40px; }
.steps.cols-3 { grid-template-columns: repeat(3, 1fr); }
.steps.cols-5 { grid-template-columns: repeat(5, 1fr); gap: 32px; }
.step { border-top: 1px solid var(--navy-line); padding-top: 24px; position: relative; }
.step::before { content: ""; position: absolute; top: -1px; left: 0; width: 48px; height: 2px; background: var(--teal); }
.section.dark .step { border-top-color: var(--cream-line); }
.step-num { font-family: var(--display); font-weight: 700; font-size: 14px; letter-spacing: 0.08em; color: var(--teal); display: block; margin-bottom: 12px; }
.step h3 { font-size: 21px; margin-bottom: 10px; }
.step p { font-size: 14.5px; color: var(--slate-lt); text-wrap: pretty; }
.section.dark .step p { color: var(--cream-66); }

/* ---------- audience split ---------- */
.split-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.aud-card { border-radius: 12px; padding: 48px; display: flex; flex-direction: column; gap: 20px; }
.aud-card.navy { background: var(--navy); }
.aud-card.navy h3 { color: var(--cream); }
.aud-card.outline { border: 1px solid var(--navy-line); }
.aud-card h3 { font-size: 26px; }
.aud-card ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.aud-card li { display: flex; gap: 12px; font-size: 15px; align-items: baseline; }
.aud-card.navy li { color: var(--cream-66); }
.aud-card li::before { content: "→"; color: var(--teal); font-weight: 600; flex-shrink: 0; }
.aud-card .btn-primary, .aud-card .btn-secondary { align-self: flex-start; margin-top: 8px; }

/* ---------- comparison table ---------- */
.compare-wrap { overflow-x: auto; }
.compare { width: 100%; border-collapse: separate; border-spacing: 0; min-width: 720px; }
.compare th, .compare td { text-align: left; padding: 18px 24px; font-size: 14.5px; border-bottom: 1px solid var(--navy-line); }
.compare thead th { font-family: var(--display); font-weight: 700; font-size: 17px; letter-spacing: -0.3px; color: var(--navy); border-bottom: 2px solid rgba(13, 27, 42, 0.25); }
.compare td:first-child { font-weight: 600; color: var(--navy); }
.compare .col-m { background: var(--navy); color: var(--cream) !important; }
.compare thead .col-m { color: var(--teal) !important; border-bottom-color: var(--teal); }
.compare thead .col-m { border-radius: 12px 12px 0 0; }
.compare tbody tr:last-child .col-m { border-radius: 0 0 12px 12px; border-bottom: none; }
.compare .yes { color: var(--teal); font-weight: 600; }
.compare .no { color: var(--slate-lt); }
.compare td .sub { display: block; font-size: 12.5px; color: var(--slate-lt); font-weight: 400; }
.compare .col-m .sub { color: var(--cream-45); }

/* ---------- stats bar ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.stat b { display: block; font-family: var(--display); font-weight: 700; font-size: clamp(44px, 4vw, 64px); letter-spacing: -2px; color: var(--cream); line-height: 1.1; }
.stat b .accent { color: var(--teal); }
.stat span { font-size: 14.5px; color: var(--cream-66); }

/* ---------- timeline ---------- */
.timeline { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
.timeline::before { content: ""; position: absolute; top: 5px; left: 0; right: 0; height: 1px; background: var(--navy-line); }
.section.dark .timeline::before { background: var(--cream-line); }
.tl-step { position: relative; padding-top: 32px; }
.tl-step::before { content: ""; position: absolute; top: 0; left: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--teal); }
.tl-step .tl-when { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--slate-lt); display: block; margin-bottom: 6px; }
.section.dark .tl-step .tl-when { color: var(--cream-45); }
.tl-step h3 { font-size: 17px; margin-bottom: 6px; }
.tl-step p { font-size: 13.5px; color: var(--slate-lt); }
.section.dark .tl-step p { color: var(--cream-66); }

/* ---------- info cards (pricing, values) ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.cards-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.info-card { border: 1px solid var(--navy-line); border-radius: 12px; padding: 40px 32px; }
.section.dark .info-card { border-color: var(--cream-line); }
.info-card .big { font-family: var(--display); font-weight: 700; font-size: 44px; letter-spacing: -1.5px; color: var(--navy); line-height: 1.1; margin-bottom: 8px; }
.section.dark .info-card .big { color: var(--cream); }
.info-card .big.teal { color: var(--teal); }
.info-card h3 { font-size: 19px; margin-bottom: 10px; }
.info-card p { font-size: 14.5px; color: var(--slate-lt); }
.section.dark .info-card p { color: var(--cream-66); }

/* ---------- role chips ---------- */
.role-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.role-item { border: 1px solid var(--cream-line); border-radius: 12px; padding: 28px 28px; }
.role-item h3 { color: var(--cream); font-size: 18px; margin-bottom: 6px; }
.role-item p { font-size: 13.5px; color: var(--cream-66); }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; }
.faq-item { border-bottom: 1px solid var(--navy-line); }
.faq-q { width: 100%; background: none; border: none; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 26px 0; cursor: pointer; text-align: left; font-family: var(--display); font-weight: 700; font-size: 18px; letter-spacing: -0.3px; color: var(--navy); }
.faq-q .fi { font-family: var(--body); font-weight: 400; font-size: 26px; color: var(--teal); line-height: 1; transition: transform 0.25s; flex-shrink: 0; }
.faq-item.open .fi { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-a p { padding: 0 48px 26px 0; font-size: 15px; color: var(--slate); text-wrap: pretty; }

/* ---------- forms ---------- */
.form-card { max-width: 840px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 28px; margin-bottom: 32px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cream-66); }
.field input, .field select, .field textarea { font-family: var(--body); font-size: 15px; color: var(--cream); background: rgba(245, 240, 232, 0.06); border: 1px solid rgba(245, 240, 232, 0.18); border-radius: 8px; padding: 14px 16px; width: 100%; }
.field input::placeholder, .field textarea::placeholder { color: var(--cream-45); }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2300C9A7' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; }
.field select option { background: var(--navy); color: var(--cream); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--teal); outline: none; }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; }
.tag { font-family: var(--body); font-size: 13px; font-weight: 500; color: var(--cream-78); background: none; border: 1px solid rgba(245, 240, 232, 0.22); border-radius: 999px; padding: 8px 16px; cursor: pointer; transition: background 0.15s, color 0.15s, border-color 0.15s; }
.tag[aria-pressed="true"] { background: var(--teal); color: var(--navy); border-color: var(--teal); font-weight: 600; }
.form-note { font-size: 13px; color: var(--cream-45); margin-top: 16px; max-width: 520px; }
.form-note a { color: var(--cream-66); }
.field label .opt { text-transform: none; letter-spacing: 0; font-weight: 500; color: var(--cream-45); }

.field input[type="file"] { font-size: 14px; color: var(--cream-66); padding: 10px 14px; cursor: pointer; }
.field input[type="file"]::file-selector-button { font-family: var(--body); font-size: 13px; font-weight: 600; color: var(--cream); background: rgba(245, 240, 232, 0.10); border: 1px solid rgba(245, 240, 232, 0.22); border-radius: 6px; padding: 7px 14px; margin-right: 14px; cursor: pointer; transition: background 0.15s, border-color 0.15s; }
.field input[type="file"]::file-selector-button:hover { background: rgba(245, 240, 232, 0.16); border-color: var(--cream-66); }

.field label.check { flex-direction: row; align-items: flex-start; gap: 12px; font-size: 14px; font-weight: 400; line-height: 1.55; letter-spacing: 0; text-transform: none; color: var(--cream-66); cursor: pointer; }
.field label.check input[type="checkbox"] { appearance: none; -webkit-appearance: none; width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; padding: 0; border-radius: 4px; border: 1px solid rgba(245, 240, 232, 0.32); background: rgba(245, 240, 232, 0.06); cursor: pointer; transition: background 0.15s, border-color 0.15s; }
.field label.check input[type="checkbox"]:checked { background-color: var(--teal); border-color: var(--teal); background-image: url("data:image/svg+xml,%3Csvg width='12' height='10' viewBox='0 0 12 10' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 5l3.5 3.5L11 1.5' stroke='%230D1B2A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: center; }

/* Honeypot: off-canvas rather than display:none — bots skip hidden inputs but
   happily fill anything still in the layout. Untabbable and aria-hidden, so no
   real visitor can reach it by keyboard or screen reader. */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-error { font-size: 14px; font-weight: 500; color: #FCA5A5; background: rgba(239, 68, 68, 0.10); border: 1px solid rgba(239, 68, 68, 0.30); border-radius: 8px; padding: 12px 16px; margin: 0 0 20px; max-width: 520px; }
.btn-primary:disabled { opacity: 0.55; cursor: default; }

.form-confirm { max-width: 840px; border: 1px solid rgba(0, 201, 167, 0.38); background: rgba(0, 201, 167, 0.07); border-radius: 12px; padding: 32px 36px; }
.form-confirm h3 { font-size: 24px; letter-spacing: -0.4px; color: var(--cream); margin-bottom: 10px; }
.form-confirm h3::before { content: "✓"; color: var(--teal); margin-right: 12px; }
.form-confirm p { font-size: 15px; color: var(--cream-66); max-width: 560px; margin: 0; }

/* ---------- footer ---------- */
.site-footer { background: var(--navy); border-top: 1px solid var(--cream-line); padding: 72px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.footer-grid .wordmark { font-size: 26px; }
.footer-tag { font-size: 14px; color: var(--cream-66); margin-top: 14px; max-width: 300px; }
.footer-col h4 { font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--cream-45); margin-bottom: 18px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 14px; color: var(--cream-78); text-decoration: none; }
.footer-col a:hover { color: var(--cream); }
.footer-bottom { border-top: 1px solid var(--cream-line); padding-top: 28px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--cream-45); }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- diagram (how it works) ---------- */
.diagram-panel { background: var(--navy); border-radius: 12px; padding: 48px; }
.diagram-panel svg { width: 100%; height: auto; display: block; }

/* ---------- founders ---------- */
.founder-card { border: 1px solid var(--navy-line); border-radius: 12px; padding: 32px; display: flex; flex-direction: column; gap: 20px; }
.founder-card .f-head { display: flex; align-items: center; gap: 20px; }
.founder-card h3 { font-size: 24px; }
.founder-card .f-role { font-size: 13px; color: var(--slate-lt); margin-top: 2px; }
.founder-card .f-langs { display: flex; gap: 6px; flex-wrap: wrap; }
.founder-card .badge.navy { background: rgba(13, 27, 42, 0.07); color: var(--slate); }
.founder-card p { font-size: 15px; color: var(--slate); text-wrap: pretty; }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .steps.cols-5, .timeline { grid-template-columns: repeat(2, 1fr); }
  .timeline::before { display: none; }
  .cards-4 { grid-template-columns: repeat(2, 1fr); }
  .role-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; min-height: 0; }
  .hero-right { order: -1; min-height: 380px; }
  .hero-left { padding: 16px 32px 80px; }
  .split-2, .cards-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: 32px; }
  .steps.cols-3 { grid-template-columns: 1fr; }
  .nav-links { position: absolute; top: 100%; left: 0; right: 0; background: var(--navy); flex-direction: column; align-items: flex-start; padding: 16px 32px 28px; gap: 20px; display: none; border-bottom: 1px solid var(--cream-line); }
  .nav-links.open { display: flex; }
  .nav-burger { display: block; }
  .section { padding: 72px 0; }
}
@media (max-width: 640px) {
  .container { padding: 0 24px; }
  .steps.cols-5, .timeline, .role-grid, .cards-4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .aud-card { padding: 32px 24px; }
}