/* ===========================================================
   Ngoc Tuoc Restaurant — Global Styles
   Palette: gold #c9a24b on deep charcoal, ivory content
   =========================================================== */
:root{
  --gold:#c9a24b;
  --gold-light:#e2c583;
  --gold-dark:#9c7a30;
  --ink:#1c1a17;
  --ink-2:#262320;
  --charcoal:#141312;
  --ivory:#f7f2e9;
  --paper:#fffdf8;
  --muted:#8a8375;
  --line:rgba(201,162,75,.25);
  --shadow:0 18px 50px rgba(0,0,0,.18);
  --radius:14px;
  --serif:"Playfair Display",Georgia,"Times New Roman",serif;
  --sans:"Be Vietnam Pro","Segoe UI",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);
  background:var(--paper);line-height:1.7;font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.2;margin:0 0 .5em}
.container{width:min(1180px,92%);margin-inline:auto}
.section{padding:84px 0}
.section--tight{padding:56px 0}
.eyebrow{
  font-family:var(--sans);letter-spacing:.28em;text-transform:uppercase;
  font-size:.72rem;font-weight:600;color:var(--gold-dark);margin-bottom:14px;
}
.section-title{font-size:clamp(1.9rem,4vw,2.9rem);color:var(--ink)}
.section-head{text-align:center;max-width:720px;margin:0 auto 52px}
.section-head p{color:var(--muted)}
.lead{font-size:1.08rem;color:#4a463d}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;cursor:pointer;
  font-family:var(--sans);font-weight:600;font-size:.95rem;letter-spacing:.02em;
  padding:14px 30px;border-radius:50px;border:1.5px solid var(--gold);
  transition:.25s ease;
}
.btn--gold{background:var(--gold);color:#fff;border-color:var(--gold)}
.btn--gold:hover{background:var(--gold-dark);border-color:var(--gold-dark);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--gold-dark)}
.btn--ghost:hover{background:var(--gold);color:#fff}
.btn--light{border-color:rgba(255,255,255,.7);color:#fff}
.btn--light:hover{background:#fff;color:var(--ink)}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(20,19,18,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid rgba(201,162,75,.2);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:46px;height:46px;border-radius:50%;background:#fff;padding:3px}
.brand-name{font-family:var(--serif);color:var(--ivory);font-size:1.15rem;letter-spacing:.14em}
.brand-name small{display:block;font-family:var(--sans);font-size:.55rem;letter-spacing:.4em;color:var(--gold);font-weight:600}
.nav-links{display:flex;gap:6px;align-items:center;list-style:none;margin:0;padding:0}
.nav-links a{
  color:var(--ivory);padding:10px 16px;border-radius:8px;font-size:.92rem;
  font-weight:500;transition:.2s;opacity:.85;
}
.nav-links a:hover,.nav-links a.active{color:var(--gold-light);opacity:1}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;background:none;border:0;color:var(--gold);font-size:1.6rem;cursor:pointer}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:82vh;display:flex;align-items:center;
  color:#fff;text-align:center;overflow:hidden;
  background:linear-gradient(rgba(15,14,13,.72),rgba(15,14,13,.78)),
    url("https://images.unsplash.com/photo-1414235077428-338989a2e8c0?auto=format&fit=crop&w=1600&q=80") center/cover fixed;
}
.hero-inner{width:min(820px,92%);margin:0 auto;padding:60px 0}
.hero .lotus{width:78px;margin:0 auto 22px;opacity:.95}
.hero h1{font-size:clamp(2.4rem,6vw,4.2rem);color:#fff;margin-bottom:.25em}
.hero .tagline{font-family:var(--serif);font-style:italic;color:var(--gold-light);font-size:clamp(1.1rem,2.4vw,1.5rem)}
.hero p.sub{color:rgba(255,255,255,.85);max-width:560px;margin:18px auto 32px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-meta{margin-top:38px;display:flex;gap:28px;justify-content:center;flex-wrap:wrap;
  font-size:.85rem;color:rgba(255,255,255,.75);letter-spacing:.04em}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}

/* ---------- Feature strip ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.feature{text-align:center;padding:8px}
.feature .ic{font-size:1.8rem;margin-bottom:10px}
.feature h3{font-size:1.15rem}
.feature p{color:var(--muted);font-size:.92rem;margin:0}

/* ---------- About split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:100%;object-fit:cover}
.about-band{background:var(--ink);color:var(--ivory)}
.about-band .section-title{color:#fff}
.about-band .lead{color:rgba(247,242,233,.82)}
.stats{display:flex;gap:36px;margin-top:26px;flex-wrap:wrap}
.stat b{font-family:var(--serif);color:var(--gold-light);font-size:1.9rem;display:block}
.stat span{font-size:.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}

/* ---------- Menu categories ---------- */
.menu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.menu-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:0 8px 26px rgba(0,0,0,.06);transition:.28s;
}
.menu-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.menu-card .thumb{aspect-ratio:16/11;overflow:hidden}
.menu-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.menu-card:hover .thumb img{transform:scale(1.06)}
.menu-card .body{padding:22px 24px 26px}
.menu-card h3{font-size:1.25rem;margin-bottom:6px}
.menu-card p{color:var(--muted);font-size:.9rem;margin:0}
.menu-card .en{color:var(--gold-dark);font-family:var(--serif);font-style:italic;font-size:.9rem}

/* ---------- Dish list (signature) ---------- */
.dish-list{display:grid;grid-template-columns:1fr 1fr;gap:8px 48px;margin-top:8px}
.dish{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px dashed var(--line)}
.dish .info b{font-family:var(--serif);font-size:1.05rem;font-weight:600}
.dish .info span{display:block;color:var(--muted);font-size:.82rem;font-style:italic}
.dish .price{color:var(--gold-dark);font-weight:700;white-space:nowrap}

/* ---------- Social / feeds ---------- */
.feed-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.feed-col h3{display:flex;align-items:center;gap:10px;font-size:1.4rem}
.feed-box{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;box-shadow:0 8px 26px rgba(0,0,0,.05);min-height:520px;
  display:flex;justify-content:center;overflow:hidden;
}
.feed-note{font-size:.85rem;color:var(--muted);margin:12px 2px 0}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.info-list .ic{color:var(--gold);font-size:1.3rem;flex:none;width:30px;text-align:center}
.info-list b{display:block;font-family:var(--serif);font-size:1.05rem}
.info-list span{color:var(--muted);font-size:.92rem}
.map-frame{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:340px;border:0}
.form-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.82rem;font-weight:600;margin-bottom:6px;color:#4a463d}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid #ddd4c2;border-radius:9px;
  font-family:var(--sans);font-size:.95rem;background:#fff;transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,75,.15)}
.form-msg{margin-top:14px;padding:12px 16px;border-radius:9px;background:#eef6ea;color:#2f6b32;font-size:.9rem;display:none}

/* ---------- CTA band ---------- */
.cta-band{
  text-align:center;color:#fff;padding:76px 0;
  background:linear-gradient(rgba(20,19,18,.82),rgba(20,19,18,.88)),
    url("https://images.unsplash.com/photo-1517248135467-4c7edcad34c4?auto=format&fit=crop&w=1600&q=80") center/cover;
}
.cta-band h2{color:#fff;font-size:clamp(1.8rem,4vw,2.6rem)}
.cta-band p{color:rgba(255,255,255,.85);max-width:560px;margin:10px auto 28px}

/* ---------- Footer ---------- */
.site-footer{background:var(--charcoal);color:rgba(247,242,233,.8);padding:60px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.site-footer h4{color:var(--gold-light);font-size:1.05rem;letter-spacing:.05em}
.site-footer a{color:rgba(247,242,233,.72);font-size:.92rem;display:block;padding:4px 0;transition:.2s}
.site-footer a:hover{color:var(--gold-light)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand img{width:52px;height:52px;border-radius:50%;background:#fff;padding:3px}
.socials{display:flex;gap:12px;margin-top:14px}
.socials a{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--gold-light);font-size:1.1rem;
}
.socials a:hover{background:var(--gold);color:#fff;border-color:var(--gold)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:44px;padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.82rem;color:var(--muted)}

/* ---------- Page banner ---------- */
.page-banner{
  color:#fff;text-align:center;padding:96px 0 68px;
  background:linear-gradient(rgba(15,14,13,.7),rgba(15,14,13,.78)),
    url("https://images.unsplash.com/photo-1552566626-52f8b828add9?auto=format&fit=crop&w=1600&q=80") center/cover;
}
.page-banner h1{font-size:clamp(2.2rem,5vw,3.4rem);color:#fff}
.page-banner p{color:rgba(255,255,255,.82);max-width:560px;margin:8px auto 0}

/* ---------- Creed (philosophy emphasis block) ---------- */
.creed{
  max-width:640px;margin:36px auto;padding:26px 34px;
  border-left:3px solid var(--gold);
  background:linear-gradient(90deg,rgba(201,162,75,.09),transparent);
  border-radius:0 12px 12px 0;text-align:left;
}
.creed p{
  margin:8px 0;font-family:var(--serif);font-style:italic;
  font-size:1.14rem;line-height:1.55;color:var(--ink);
}
.creed p::before{content:"—  ";color:var(--gold);font-style:normal}
.philosophy-body{max-width:820px;margin:0 auto;text-align:center;font-size:1.06rem;color:#4a463d}
.philosophy-body p{margin:0 0 16px}
.philosophy-closing{
  max-width:760px;margin:30px auto 0;text-align:center;
  font-family:var(--serif);font-size:1.3rem;line-height:1.5;color:var(--ink);
}
.philosophy-closing b{color:var(--gold-dark)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:920px){
  .features{grid-template-columns:repeat(2,1fr)}
  .split,.feed-grid,.contact-grid{grid-template-columns:1fr;gap:34px}
  .menu-grid{grid-template-columns:repeat(2,1fr)}
  .dish-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero{background-attachment:scroll}
}
@media(max-width:640px){
  .section{padding:60px 0}
  .menu-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .nav-links{
    position:fixed;inset:78px 0 auto 0;background:rgba(20,19,18,.98);
    flex-direction:column;gap:0;padding:14px 0;display:none;border-bottom:1px solid var(--line);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 24px;border-radius:0}
  .nav-links li{width:100%}
  .nav-cta{margin:10px 24px}
  .nav-toggle{display:block}
}