/* Format Burger — modern smash-burger, dark kitchen aesthetic.
   Palette: char-black #050506 canvas + deep charcoal #0F0F10 surface + fire-orange #E85A1C accent.
   Typography: Sora (display, geometric) + Manrope (body). */

:root {
  --bg: #050506;
  --surface: #0F0F10;
  --surface-2: #1A1A1C;
  --border: rgba(247,243,233,0.08);
  --border-strong: rgba(247,243,233,0.16);
  --primary: #E85A1C;
  --primary-hover: #FF6E2E;
  --accent: #C9A66B;
  --text: #F7F3E9;
  --text-2: #BEB9AC;
  --muted: #78746B;
  --max-width: 1240px;
  --font-display: 'Sora', system-ui, sans-serif;
  --font-sans: 'Manrope', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
  --speed: 0.2s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); font-size: 16px; line-height: 1.55; background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.08; letter-spacing: -0.025em; }
h1 { font-size: clamp(2.8rem, 7vw, 5.4rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.35rem; font-weight: 600; letter-spacing: -0.01em; }

.fb-wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 28px; }
.fb-kicker { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--primary); }
.fb-kicker::before { content: ''; display: inline-block; width: 22px; height: 1px; background: var(--primary); }

/* Header */
.fb-header { position: fixed; top: 0; left: 0; right: 0; z-index: 10; background: rgba(5,5,6,0.72); backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); }
.fb-header-inner { max-width: var(--max-width); margin: 0 auto; padding: 16px 28px; display: flex; align-items: center; gap: 32px; height: 68px; }
.fb-logo { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: -0.02em; display: inline-flex; align-items: center; gap: 10px; }
.fb-logo-mark { width: 30px; height: 30px; background: var(--primary); color: var(--bg); display: inline-flex; align-items: center; justify-content: center; font-weight: 800; font-size: 1.05rem; border-radius: 4px; }
.fb-nav { display: flex; gap: 6px; margin-left: auto; }
.fb-nav a { font-size: 0.88rem; font-weight: 500; color: var(--text-2); padding: 8px 14px; border-radius: 4px; transition: all var(--speed); }
.fb-nav a:hover { color: var(--text); background: var(--surface-2); }
.fb-cta-top { background: var(--primary); color: var(--bg); font-weight: 600; font-size: 0.86rem; padding: 10px 18px; border-radius: 4px; transition: all var(--speed); border: none; cursor: pointer; }
.fb-cta-top:hover { background: var(--primary-hover); }

/* Hero */
.fb-hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 120px 0 80px; background-image: linear-gradient(90deg, rgba(5,5,6,0.35) 0%, rgba(5,5,6,0.55) 45%, rgba(5,5,6,0.88) 100%), url('../images/hero.webp'); background-size: cover; background-position: center; border-bottom: 1px solid var(--border); }
.fb-hero-inner { max-width: var(--max-width); width: 100%; margin: 0 auto; padding: 0 28px; }
.fb-hero-content { max-width: 640px; }
.fb-hero h1 { margin-top: 22px; margin-bottom: 22px; }
.fb-hero h1 em { color: var(--primary); font-style: normal; }
.fb-hero-sub { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--text-2); max-width: 520px; line-height: 1.6; margin-bottom: 36px; }
.fb-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.fb-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-family: var(--font-sans); font-size: 0.96rem; font-weight: 600; padding: 14px 26px; border-radius: 4px; border: 1px solid transparent; transition: all var(--speed); cursor: pointer; letter-spacing: -0.005em; }
.fb-btn-primary { background: var(--primary); color: var(--bg); border-color: var(--primary); }
.fb-btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.fb-btn-outline { background: transparent; color: var(--text); border-color: var(--border-strong); }
.fb-btn-outline:hover { border-color: var(--text); background: var(--surface-2); }
.fb-hero-mini { margin-top: 28px; font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em; color: var(--muted); }
.fb-hero-mini strong { color: var(--text-2); font-weight: 500; }

/* Format (how we cook) */
.fb-format { padding: 96px 0; background: var(--bg); border-bottom: 1px solid var(--border); }
.fb-format-head { text-align: center; max-width: 640px; margin: 0 auto 64px; }
.fb-format-head h2 { margin: 14px 0 12px; }
.fb-format-head p { color: var(--text-2); font-size: 1.02rem; line-height: 1.7; }
.fb-format-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.fb-format-step { background: var(--surface); border: 1px solid var(--border); padding: 32px; border-radius: 4px; transition: all var(--speed); }
.fb-format-step:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.fb-format-num { font-family: var(--font-display); font-size: 0.84rem; font-weight: 600; color: var(--primary); letter-spacing: 0.08em; margin-bottom: 14px; }
.fb-format-step h3 { margin-bottom: 10px; }
.fb-format-step p { color: var(--text-2); line-height: 1.7; font-size: 0.96rem; }
@media (max-width: 768px) { .fb-format-grid { grid-template-columns: 1fr; gap: 18px; } }

/* Menu */
.fb-menu { padding: 96px 0; background: var(--surface); border-bottom: 1px solid var(--border); }
.fb-menu-head { max-width: 720px; margin: 0 auto 64px; }
.fb-menu-head h2 { margin: 14px 0 16px; }
.fb-menu-head p { color: var(--text-2); font-size: 1.02rem; line-height: 1.7; }
.fb-menu-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.fb-menu-item { background: var(--bg); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; transition: all var(--speed); display: flex; flex-direction: column; }
.fb-menu-item:hover { border-color: var(--primary); transform: translateY(-3px); }
.fb-menu-item-visual { aspect-ratio: 4/3; background: var(--surface-2); background-size: cover; background-position: center; position: relative; overflow: hidden; }
.fb-menu-item-visual::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, rgba(5,5,6,0.72) 100%); pointer-events: none; }
.fb-menu-item-body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.fb-menu-item-row { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; }
.fb-menu-item-name { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; letter-spacing: -0.01em; }
.fb-menu-item-price { font-family: var(--font-mono); font-size: 0.96rem; color: var(--primary); font-weight: 600; white-space: nowrap; }
.fb-menu-item-desc { color: var(--text-2); font-size: 0.93rem; line-height: 1.65; }
.fb-menu-item-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.fb-chip { font-family: var(--font-mono); font-size: 0.66rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-2); padding: 4px 9px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 2px; }
@media (max-width: 900px) { .fb-menu-grid { grid-template-columns: 1fr; gap: 18px; } }

/* Location */
.fb-location { padding: 96px 0; background: var(--bg); border-bottom: 1px solid var(--border); }
.fb-location-grid { max-width: var(--max-width); margin: 0 auto; padding: 0 28px; }
.fb-location-body h2 { margin: 14px 0 22px; }
.fb-location-body p { color: var(--text-2); line-height: 1.75; font-size: 1rem; margin-bottom: 18px; max-width: 620px; }
.fb-location-facts { margin: 28px 0; border-top: 1px solid var(--border); }
.fb-location-fact { display: grid; grid-template-columns: 140px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--border); }
.fb-location-fact-label { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.fb-location-fact-value { color: var(--text); font-size: 0.98rem; line-height: 1.55; }
.fb-location-fact-value strong { color: var(--primary); font-weight: 600; }

/* Footer */
.fb-footer { background: var(--bg); padding: 56px 28px 36px; border-top: 1px solid var(--border); }
.fb-footer-inner { max-width: var(--max-width); margin: 0 auto; display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 40px; }
.fb-footer-brand { max-width: 340px; }
.fb-footer-tagline { font-size: 0.88rem; color: var(--muted); line-height: 1.65; margin-top: 14px; }
.fb-footer-col h4 { font-family: var(--font-mono); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text); margin-bottom: 14px; }
.fb-footer-col a, .fb-footer-col p { display: block; padding: 4px 0; color: var(--muted); font-size: 0.9rem; transition: color var(--speed); }
.fb-footer-col a:hover { color: var(--primary); }
.fb-footer-bottom { max-width: var(--max-width); margin: 48px auto 0; padding-top: 28px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 0.82rem; color: var(--muted); }
@media (max-width: 900px) { .fb-footer-inner { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .fb-footer-inner { grid-template-columns: 1fr; gap: 28px; } }

/* Mobile nav */
.fb-nav-toggle { display: none; background: transparent; border: 1px solid var(--border-strong); color: var(--text); padding: 8px 12px; border-radius: 4px; margin-left: auto; }
@media (max-width: 820px) {
  .fb-nav, .fb-cta-top { display: none; }
  .fb-nav-toggle { display: inline-flex; }
}