/* ============================================================
   Matěj Jíra - landing page
   Směr A: Privátní banka (tmavá grafitová + šampaňské zlato)
   ============================================================ */

:root {
  --bg: #0C1622;
  --bg-deep: #0A111B;
  --bg-alt: #0F1E30;
  --bg-band: #0A131F;
  --card: #122236;
  --card-border: #213a52;
  --line: #1d3047;

  --text: #F3F5F8;
  --text-2: #A9B4C0;
  --text-3: #8295a6;

  --gold: #C6A86B;
  --gold-2: #B2945A;
  --on-gold: #0C1622;

  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --maxw: 1140px;
  --radius: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

h1, h2, h3 { font-weight: 500; line-height: 1.15; }

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

.eyebrow {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-title { font-family: var(--serif); font-size: clamp(24px, 3vw, 32px); color: #F6F8FB; margin-bottom: 8px; }

.lead { color: var(--text-2); font-size: clamp(15px, 1.6vw, 17px); }

.ph { color: var(--gold); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-weight: 500;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 8px;
  transition: transform .15s ease, background .15s ease;
}
.btn-gold { background: var(--gold); color: var(--on-gold); }
.btn-gold:hover { background: var(--gold-2); transform: translateY(-1px); }
.btn-sm { padding: 9px 16px; font-size: 13px; }
.btn-lg { padding: 15px 30px; font-size: 16px; }
.btn-link { color: var(--gold); font-weight: 500; font-size: 15px; align-self: center; }
.btn-link:hover { color: #d8bf8a; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 17, 27, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-family: var(--serif); font-size: 20px; color: var(--gold); letter-spacing: .01em; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links > a { color: var(--text-2); font-size: 14px; transition: color .15s; }
.nav-links > a:hover { color: var(--text); }
.nav-links > a.btn { color: var(--on-gold); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); transition: .2s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: clamp(48px, 8vw, 96px) 0 clamp(40px, 6vw, 72px); }
.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center; }
.hero h1 { font-family: var(--serif); font-size: clamp(34px, 5vw, 56px); color: #F6F8FB; margin-bottom: 18px; }
.hero .lead { margin-bottom: 30px; max-width: 32em; }
.hero-cta { display: flex; gap: 22px; flex-wrap: wrap; align-items: center; }

.photo-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  height: 320px; border-radius: var(--radius);
  background: #15263A; border: 1px solid var(--card-border);
  color: var(--text-3); font-size: 13px;
}
.photo-placeholder.tall { height: 380px; }
.ph-icon { font-size: 34px; font-style: normal; color: #3f5870; }
.photo-placeholder span { text-align: center; line-height: 1.5; }

.portrait-img { width: 100%; height: 360px; object-fit: cover; object-position: center 20%; border-radius: var(--radius); border: 1px solid var(--card-border); display: block; }
.portrait-img.tall { height: 420px; }

/* ---------- Trust strip ---------- */
.trust { background: var(--bg-band); border-top: 1px solid #16273b; border-bottom: 1px solid #16273b; }
.trust-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px 40px; padding: 18px 28px; font-size: 14px; color: #9FB0C0; }
.trust-row span { position: relative; padding-left: 20px; }
.trust-row span::before { content: "✦"; position: absolute; left: 0; color: var(--gold); }

/* ---------- Sections ---------- */
.section { padding: clamp(56px, 8vw, 90px) 0; }
.section-alt { background: var(--bg-alt); }

/* ---------- Services ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.card { background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 28px 26px; transition: transform .15s, border-color .15s; }
.card:hover { transform: translateY(-3px); border-color: var(--gold-2); }
.card-ic { width: 46px; height: 46px; border-radius: 10px; background: #1c2f45; display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 20px; margin-bottom: 18px; }
.card h3 { font-size: 19px; color: #EFF2F6; margin-bottom: 10px; }
.card p { color: #94A2B2; font-size: 15px; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 0.85fr 1.3fr; gap: 48px; align-items: center; }
.about-copy .lead { margin-bottom: 16px; }
.about-creds { color: var(--text-2); font-size: 15px; }
.cred-ic { color: var(--gold); margin-right: 8px; }

/* ---------- Stats ---------- */
.stats-section { padding: clamp(40px, 6vw, 64px) 0; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat { display: flex; flex-direction: column; gap: 6px; }
.stat-num { font-family: var(--serif); font-size: clamp(30px, 4vw, 42px); color: var(--gold); }
.stat-label { font-size: 13px; color: var(--text-3); line-height: 1.4; }

/* ---------- Process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 32px; }
.step-n { font-family: var(--serif); font-size: 26px; color: var(--gold); }
.step h3 { font-size: 16px; color: #EFF2F6; margin: 10px 0 6px; }
.step p { font-size: 14px; color: var(--text-3); }

/* ---------- Můj přístup ---------- */
.principles { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 32px; }
.principle { background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 26px 28px; transition: border-color .15s; }
.principle:hover { border-color: var(--gold-2); }
.pr-ic { color: var(--gold); font-size: 18px; }
.principle h3 { font-size: 18px; color: #EFF2F6; margin: 12px 0 8px; }
.principle p { color: #94A2B2; font-size: 15px; }

/* ---------- CTA ---------- */
.cta-section { background: var(--bg-band); text-align: center; }
.cta-inner { max-width: 620px; }
.cta-inner h2 { font-family: var(--serif); font-size: clamp(26px, 3.4vw, 38px); margin-bottom: 12px; }
.cta-inner .lead { margin-bottom: 28px; }
.contact-line { margin-top: 22px; font-size: 16px; color: var(--text-2); }
.contact-line .dot { margin: 0 12px; color: var(--text-3); }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-deep); border-top: 1px solid #16273b; }
.footer-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 26px 28px; font-size: 13px; color: var(--text-3); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-photo { order: -1; }
  .photo-placeholder { height: 240px; }
  .photo-placeholder.tall { height: 300px; }
  .portrait-img { height: 300px; }
  .portrait-img.tall { height: 340px; }
  .cards-3 { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .stats { grid-template-columns: 1fr 1fr; gap: 28px 16px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 26px 18px; }
  .principles { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .container { padding: 0 20px; }
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--bg-deep); border-bottom: 1px solid var(--line);
    padding: 8px 0; max-height: 0; overflow: hidden; transition: max-height .25s ease;
  }
  .nav-links.open { max-height: 360px; }
  .nav-links > a { width: 100%; padding: 13px 24px; font-size: 15px; }
  .nav-links > a.btn { margin: 8px 24px; width: auto; text-align: center; }
  .hero-cta { gap: 14px; }
  .hero-cta .btn { width: 100%; text-align: center; }
  .btn-link { width: 100%; text-align: center; }
  .footer-row { flex-direction: column; gap: 6px; text-align: center; }
}

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto; transition: none !important; } }