/* ===== Keninho Som — Design System ===== */
:root {
  --bg: #0A0A0B;
  --bg-elev: #111114;
  --bg-card: #16161A;
  --border: #24242A;
  --border-strong: #33333B;
  --gold: #C9A55C;
  --gold-bright: #E0BC74;
  --gold-deep: #8C6F32;
  --cream: #F5F1E8;
  --text: #ECE7D9;
  --text-dim: #8A8578;
  --text-mute: #5A574E;
  --whatsapp: #25D366;
  --shadow-gold: 0 0 0 1px rgba(201,165,92,.18), 0 20px 60px -20px rgba(201,165,92,.25);
}

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

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
img { max-width: 100%; display: block; }

.serif {
  font-family: "Bodoni Moda", "Didot", "Bodoni 72", serif;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.mono {
  font-family: "JetBrains Mono", ui-monospace, monospace;
}

/* ===== Layout ===== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 720px) { .container { padding: 0 20px; } }

.section {
  padding: 120px 0;
}
@media (max-width: 720px) { .section { padding: 72px 0; } }

.eyebrow {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--gold);
}

.h-display {
  font-family: "Bodoni Moda", serif;
  font-size: clamp(44px, 6vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 400;
}
.h-section {
  font-family: "Bodoni Moda", serif;
  font-size: clamp(36px, 4.5vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 400;
}
.italic-gold {
  font-style: italic;
  color: var(--gold);
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(10,10,11,0.72);
  border-bottom: 1px solid var(--border);
  transition: all .3s;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}
.logo__mark {
  width: 38px;
  height: 38px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: "Bodoni Moda", serif;
  font-style: italic;
  font-size: 20px;
  color: var(--gold);
  position: relative;
}
.logo__mark::before {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(201,165,92,.25);
  border-radius: 50%;
}
.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo__text > span:first-child {
  font-family: "Bodoni Moda", serif;
  font-size: 18px;
  letter-spacing: 0.02em;
}
.logo__text > span:last-child {
  font-family: "JetBrains Mono", monospace;
  font-size: 9px;
  letter-spacing: 0.3em;
  color: var(--text-dim);
  margin-top: 4px;
  text-transform: uppercase;
}

.nav {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav a {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  transition: color .2s;
  position: relative;
  padding: 4px 0;
}
.nav a:hover, .nav a.active {
  color: var(--text);
}
.nav a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gold);
}

@media (max-width: 880px) {
  .nav { display: none; }
  .nav.open {
    display: flex;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-elev);
    padding: 24px 32px;
    gap: 18px;
    border-bottom: 1px solid var(--border);
  }
  .menu-btn { display: grid !important; }
}
.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: all .25s;
  cursor: pointer;
  white-space: nowrap;
}
.btn--gold {
  background: var(--gold);
  color: #0A0A0B !important;
  border: 1px solid var(--gold);
  font-weight: 600;
}
.btn--gold:hover {
  background: var(--gold-bright);
  border-color: var(--gold-bright);
  color: #0A0A0B !important;
  transform: translateY(-1px);
  box-shadow: 0 12px 30px -10px rgba(201,165,92,.5);
}
.btn--ghost {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text);
}
.btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.btn--whatsapp {
  background: var(--whatsapp);
  color: #fff;
  border: 1px solid var(--whatsapp);
}
.btn--whatsapp:hover {
  background: #1FBA5C;
  transform: translateY(-1px);
}

/* ===== Cards ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 32px;
  position: relative;
  transition: all .3s;
}
.card:hover {
  border-color: var(--gold-deep);
}
.card--gold-edge {
  position: relative;
}
.card--gold-edge::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 32px; height: 1px;
  background: var(--gold);
}

/* ===== Image placeholder ===== */
.img-ph {
  background:
    repeating-linear-gradient(
      135deg,
      #1A1A20 0 12px,
      #1F1F26 12px 24px
    );
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.img-ph__label {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-mute);
  background: rgba(10,10,11,.7);
  padding: 8px 12px;
  border: 1px solid var(--border);
  text-align: center;
}

/* ===== Hairline ===== */
.hr-gold {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-deep), transparent);
  border: none;
  margin: 0;
}

/* ===== Footer ===== */
.site-footer {
  background: #060607;
  border-top: 1px solid var(--border);
  padding: 80px 0 40px;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-grid h4 {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
}
.footer-grid ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-grid a, .footer-grid li {
  color: var(--text-dim);
  font-size: 14px;
  transition: color .2s;
}
.footer-grid a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-mute);
  font-family: "JetBrains Mono", monospace;
  letter-spacing: 0.08em;
}
@media (max-width: 720px) {
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}

/* ===== Floating WhatsApp ===== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--whatsapp);
  display: grid;
  place-items: center;
  box-shadow: 0 12px 36px -8px rgba(37,211,102,.5);
  transition: transform .3s;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid var(--whatsapp);
  opacity: .5;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: .5; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* ===== Animations ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp .8s ease both; }
.fade-up-2 { animation: fadeUp .8s .15s ease both; }
.fade-up-3 { animation: fadeUp .8s .3s ease both; }
.fade-up-4 { animation: fadeUp .8s .45s ease both; }

/* ===== Decorative shapes ===== */
.dot-grid {
  background-image: radial-gradient(circle, var(--border-strong) 1px, transparent 1px);
  background-size: 24px 24px;
}

.gold-line-art {
  position: absolute;
  pointer-events: none;
  opacity: .25;
}

/* ===== Page transition ===== */
body { animation: pageIn .5s ease; }
@keyframes pageIn { from { opacity: 0; } to { opacity: 1; } }