:root {
  --bg: #fbfaf7;
  --bg-alt: #f1efe8;
  --ink: #15202b;
  --ink-soft: #4a5663;
  --muted: #7a8591;
  --line: #e2ddd2;
  --accent: #0f6b7a;
  --accent-ink: #0b5460;
  --accent-soft: #d8ecee;
  --sand: #d9b26f;
  --card: #ffffff;
  --sky-top: #cfe7ee;
  --sky-bot: #f3e9d6;
  --sea-top: #2f8a98;
  --sea-bot: #0f6b7a;
  --wave: #ffffff;
  --sun: #f2c977;
  --bld: #243442;
  --ok-bg: #e2f3e8; --ok-ink: #1f6b3a;
  --err-bg: #fbe4e1; --err-ink: #9b2c20;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f151b; --bg-alt: #151d24; --ink: #eef1f3; --ink-soft: #b7c0c8; --muted: #8a949e;
    --line: #26303a; --accent: #4fb3c2; --accent-ink: #7fd0dc; --accent-soft: #163840;
    --card: #1a232c; --sky-top: #1c2f3a; --sky-bot: #2b2a26; --sea-top: #1f6b78; --sea-bot: #0d3f48;
    --wave: #9ad7e0; --sun: #e8b85a; --bld: #0b1117;
    --ok-bg: #173a26; --ok-ink: #9fe0b5; --err-bg: #3f1a16; --err-ink: #f3a79c;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: Fraunces, Georgia, serif; font-weight: 600; line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-ink); }
.container { width: min(1120px, 100% - 32px); margin-inline: auto; }
.muted { color: var(--muted); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav-row { display: flex; align-items: center; gap: 24px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-family: Fraunces, Georgia, serif; font-size: 1.25rem; font-weight: 600; }
.brand em { font-style: normal; color: var(--accent); }
.brand-mark { width: 30px; height: 30px; color: var(--accent); }
.nav { display: flex; gap: 22px; margin-left: auto; font-weight: 500; font-size: .95rem; }
.nav a { color: var(--ink-soft); }
.nav a:hover, .nav a.nav-cta { color: var(--accent); }
.lang { display: flex; gap: 4px; border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.lang a { padding: 3px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600; color: var(--muted); }
.lang a.active { background: var(--accent); color: #fff; }
@media (max-width: 760px) { .nav { display: none; } .lang { margin-left: auto; } }

/* Hero */
.hero { padding: clamp(48px, 8vw, 96px) 0; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.kicker { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 600; color: var(--accent); margin-bottom: 14px; }
.lead { font-size: 1.15rem; color: var(--ink-soft); max-width: 54ch; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-art svg { width: 100%; height: auto; border-radius: 18px; box-shadow: 0 24px 60px -30px rgba(0,0,0,.45); display: block; }
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; } .hero-art { order: -1; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 13px 24px; border-radius: 10px; font-weight: 600; font-size: .98rem; border: 1px solid transparent; cursor: pointer; transition: transform .12s ease, background .15s ease; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-ink); color: #fff; }
.btn-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* Sections */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.section-alt { background: var(--bg-alt); }
.section-lead { font-size: 1.1rem; color: var(--ink-soft); max-width: 68ch; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 36px; }
.pillar { border-top: 3px solid var(--sand); padding-top: 16px; }
.pillar p { color: var(--ink-soft); margin: 0; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 32px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 26px 22px; }
.card-num { display: inline-block; font-family: Fraunces, Georgia, serif; color: var(--accent); font-size: 1.1rem; margin-bottom: 10px; }
.card p { color: var(--ink-soft); margin: 0; font-size: .97rem; }
.chips { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-wrap: wrap; gap: 10px; }
.chips li { background: var(--accent-soft); color: var(--accent-ink); padding: 8px 16px; border-radius: 999px; font-weight: 500; font-size: .95rem; }
@media (max-width: 900px) { .cards { grid-template-columns: repeat(2, 1fr); } .pillars { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .cards { grid-template-columns: 1fr; } }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start; }
.contact-direct { font-size: 1.05rem; font-weight: 500; }
.form { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 28px; display: grid; gap: 16px; }
.form label { display: grid; gap: 6px; font-size: .9rem; font-weight: 500; color: var(--ink-soft); }
.form input, .form textarea { font: inherit; padding: 11px 13px; border: 1px solid var(--line); border-radius: 9px; background: var(--bg); color: var(--ink); width: 100%; }
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.form textarea { resize: vertical; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.notice { padding: 12px 14px; border-radius: 9px; margin: 0; font-size: .95rem; }
.notice-ok { background: var(--ok-bg); color: var(--ok-ink); }
.notice-err { background: var(--err-bg); color: var(--err-ink); }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 36px 0; font-size: .92rem; }
.footer-row { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: flex-end; }
.footer-row p { margin: 4px 0 0; color: var(--ink-soft); }