/* ===== Nhà Hàng Hà Nội Phố — concept "Bên chảo chả cá, phố cổ lên đèn" — HAYWEB ===== */
:root{
  --ink:#17110c;          /* nền đêm phố cổ */
  --ink-2:#1e1610;
  --ink-3:#291e14;
  --ember:#e8791c;        /* than hồng */
  --ember-2:#ff9a3d;
  --turmeric:#f2b134;     /* nghệ */
  --dill:#93a44a;         /* thì là / hành */
  --paper:#f6ecda;        /* kem ngả nghệ */
  --paper-2:#fbf5e8;
  --ink-cream:#2b2117;    /* chữ trên kem */
  --line-d:rgba(246,236,218,.14);
  --line-l:rgba(43,33,23,.14);
  --wrap:1180px;
  --r:14px;
  --serif:"Constantia","Palatino Linotype","Book Antiqua",Georgia,"Times New Roman",serif;
  --sans:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --shadow:0 22px 50px -24px rgba(0,0,0,.6);
  --grain:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20width='140'%20height='140'%3E%3Cfilter%20id='g'%3E%3CfeTurbulence%20type='fractalNoise'%20baseFrequency='0.85'%20numOctaves='3'/%3E%3C/filter%3E%3Crect%20width='100%25'%20height='100%25'%20filter='url(%23g)'/%3E%3C/svg%3E");
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink-cream);
  background:var(--paper);
  line-height:1.65;
  font-variant-numeric:lining-nums;   /* số ngay ngắn (kế thừa luật QA moc-que) */
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--ember);color:#fff}

/* progress bar cuộn */
.scrollbar{position:fixed;top:0;left:0;height:3px;width:0;z-index:120;
  background:linear-gradient(90deg,var(--ember),var(--turmeric));box-shadow:0 0 12px var(--ember)}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.section{position:relative;padding:96px 0}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);
  font-size:.74rem;letter-spacing:.28em;text-transform:uppercase;font-weight:700;color:var(--ember)}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--ember);display:inline-block}
.eyebrow--c{justify-content:center}
.h2{font-family:var(--serif);font-weight:700;font-size:clamp(2rem,4.6vw,3.3rem);line-height:1.08;
  letter-spacing:-.015em;margin:.34em 0 .5em}
.lead{font-size:1.06rem;max-width:60ch;color:#5a4b3a}
.section--dark{background:var(--ink);color:var(--paper)}
.section--dark .lead{color:rgba(246,236,218,.74)}
.section--dark .h2{color:var(--paper-2)}
.hl{color:var(--ember)}
.hl-g{color:var(--turmeric)}

/* nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;cursor:pointer;
  border:1.6px solid transparent;font-family:var(--sans);font-weight:700;font-size:.98rem;
  padding:.82em 1.6em;border-radius:999px;transition:.28s;white-space:nowrap}
.btn--solid{background:var(--ember);color:#1c1109;box-shadow:0 14px 26px -12px rgba(232,121,28,.7)}
.btn--solid:hover{background:var(--ember-2);transform:translateY(-2px)}
.btn--ghost{border-color:currentColor;color:inherit;opacity:.9}
.btn--ghost:hover{background:rgba(246,236,218,.1);transform:translateY(-2px);opacity:1}
.btn--lg{padding:1.02em 2em;font-size:1.05rem}
.btn--block{width:100%}

/* ============ NAV ============ */
.nav{position:fixed;inset:0 0 auto;z-index:100;padding:18px 0;transition:.3s}
.nav__in{display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:11px}
.brand__logo{height:44px;width:44px;transition:height .3s}
.brand__name{font-family:var(--serif);font-weight:700;font-size:1.32rem;color:var(--paper-2);letter-spacing:.01em}
.brand__name b{color:var(--turmeric);font-weight:700}
.nav__links{margin-left:auto;display:flex;gap:18px}
.nav__links a{color:var(--paper);opacity:.86;font-size:.93rem;position:relative;padding:4px 0;white-space:nowrap}
.nav__links a::after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:0;background:var(--ember);transition:width .3s}
.nav__links a:hover{opacity:1}
.nav__links a:hover::after{width:100%}
.nav__cta{margin-left:4px}
.nav__burger{display:none;flex-direction:column;gap:6px;background:none;border:0;cursor:pointer;padding:6px}
.nav__burger span{width:26px;height:2.4px;background:var(--paper);border-radius:2px;transition:.3s}
.nav--solid{background:rgba(20,14,9,.9);backdrop-filter:blur(12px);padding:10px 0;
  box-shadow:0 10px 30px -18px #000;border-bottom:1px solid var(--line-d)}
.nav--solid .brand__logo{height:38px;width:38px}

/* ============ HERO (full-bleed poster, KHÔNG split) ============ */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;
  color:var(--paper);overflow:hidden;isolation:isolate}
.hero__bg{position:absolute;inset:0;z-index:-2;
  background:linear-gradient(180deg,#0c0906,#1a120b) center/cover no-repeat;
  background-image:linear-gradient(180deg,rgba(12,9,6,.2),rgba(12,9,6,.35)),url("../img/gen/hero.webp")}
.hero__scrim{position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120% 90% at 18% 92%,rgba(232,121,28,.32),transparent 46%),
    linear-gradient(180deg,rgba(12,9,6,.28) 0%,rgba(12,9,6,.5) 46%,rgba(12,9,6,.92) 100%)}
.hero__ember{position:absolute;inset:auto 0 0;height:60%;z-index:-1;pointer-events:none;overflow:hidden}
.hero__ember i{position:absolute;bottom:-10px;width:5px;height:5px;border-radius:50%;
  background:var(--ember-2);filter:blur(.4px);opacity:0;box-shadow:0 0 8px var(--ember-2);
  animation:rise linear infinite}
@keyframes rise{0%{transform:translateY(0) scale(1);opacity:0}
  12%{opacity:.9}100%{transform:translateY(-360px) translateX(var(--dx,20px)) scale(.3);opacity:0}}
.hero__in{position:relative;padding:0 0 76px;max-width:820px}
.hero__tag{display:inline-flex;align-items:center;gap:10px;font-family:var(--sans);font-weight:700;
  font-size:.72rem;letter-spacing:.26em;text-transform:uppercase;color:var(--turmeric);
  border:1px solid rgba(242,177,52,.5);border-radius:999px;padding:6px 15px;background:rgba(23,17,12,.4)}
.hero__title{font-family:var(--serif);font-weight:700;font-size:clamp(2.6rem,7.4vw,5.4rem);
  line-height:1.02;letter-spacing:-.02em;margin:.28em 0 .3em;text-shadow:0 4px 30px rgba(0,0,0,.55)}
.hero__title span{color:var(--turmeric);display:block}
.hero__lead{font-size:clamp(1rem,1.6vw,1.18rem);max-width:52ch;color:rgba(246,236,218,.9)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero__proof{display:flex;align-items:center;gap:14px;margin-top:30px;flex-wrap:wrap}
.stars{color:var(--turmeric);letter-spacing:2px;font-size:1.05rem}
.hero__proof b{font-size:1.5rem;font-family:var(--serif);color:var(--paper-2)}
.hero__proof span{color:rgba(246,236,218,.78);font-size:.95rem}
.hero__scroll{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:2;
  color:var(--paper);opacity:.7;font-size:1.5rem;animation:bob 1.8s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* ============ MARQUEE đặc sản ============ */
.strip{background:var(--ember);color:#1c1109;overflow:hidden;padding:15px 0;border-block:2px solid #1c1109}
.strip__track{display:flex;gap:0;white-space:nowrap;width:max-content;animation:marq 26s linear infinite}
.strip:hover .strip__track{animation-play-state:paused}
.strip__track span{font-family:var(--serif);font-weight:700;font-size:1.18rem;padding:0 26px;
  display:inline-flex;align-items:center;gap:26px}
.strip__track span::after{content:"✶";color:#1c1109;opacity:.55}
@keyframes marq{to{transform:translateX(-50%)}}

/* ============ NGHI THỨC CHẢ CÁ (section độc nhất) ============ */
.ritual{background:var(--ink);color:var(--paper);position:relative}
.ritual__head{max-width:640px;margin-bottom:52px}
.ritual__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.ritual__line{position:absolute;top:38px;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,rgba(232,121,28,.25),rgba(232,121,28,.25));z-index:0}
.ritual__fill{position:absolute;top:38px;left:8%;height:2px;width:0;z-index:1;
  background:linear-gradient(90deg,var(--ember),var(--turmeric));box-shadow:0 0 12px var(--ember);
  transition:width .5s ease}
.step{position:relative;z-index:2;padding:0 16px;text-align:center}
.step__no{width:76px;height:76px;margin:0 auto 20px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--serif);font-size:1.9rem;font-weight:700;color:var(--paper);
  background:var(--ink-3);border:2px solid rgba(232,121,28,.35);transition:.4s}
.step.on .step__no{background:radial-gradient(circle at 50% 35%,var(--ember-2),var(--ember));
  color:#1c1109;border-color:var(--turmeric);box-shadow:0 0 0 6px rgba(232,121,28,.16),0 0 28px rgba(232,121,28,.5)}
.step__ic{font-size:1.4rem;margin-bottom:8px}
.step h3{font-family:var(--serif);font-size:1.28rem;margin-bottom:8px;color:var(--paper-2)}
.step p{color:rgba(246,236,218,.7);font-size:.96rem;max-width:24ch;margin-inline:auto}
.ritual__note{margin-top:48px;text-align:center;color:rgba(246,236,218,.6);font-style:normal}
.ritual__note b{color:var(--turmeric)}

/* ============ CÂU CHUYỆN ============ */
.story__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.story__media{position:relative;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);
  min-height:420px;background:linear-gradient(135deg,#2a1c10,#4a2f14) center/cover;
  background-image:linear-gradient(135deg,rgba(23,17,12,.15),rgba(23,17,12,.35)),url("../img/gen/khonggian-02.webp")}
.story__media::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px var(--line-l)}
.story__badge{position:absolute;left:20px;bottom:20px;background:rgba(23,17,12,.82);color:var(--paper);
  padding:12px 18px;border-radius:12px;border:1px solid rgba(242,177,52,.35);backdrop-filter:blur(4px)}
.story__badge b{font-family:var(--serif);color:var(--turmeric);font-size:1.2rem;display:block}
.story__facts{display:flex;gap:34px;margin-top:26px;flex-wrap:wrap}
.story__facts li{list-style:none}
.story__facts b{font-family:var(--serif);font-size:2.1rem;color:var(--ember);display:block;line-height:1}
.story__facts span{font-size:.86rem;color:#6b5a46;letter-spacing:.02em}

/* ============ THỰC ĐƠN (mâm phố) ============ */
.menu{background:var(--paper-2)}
.menu__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:44px}
.mcard{background:var(--paper);border:1px solid var(--line-l);border-radius:var(--r);padding:28px 28px 24px;
  position:relative;overflow:hidden;transition:.32s}
.mcard::before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:var(--ember);
  transform:scaleY(0);transform-origin:top;transition:transform .35s}
.mcard:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(232,121,28,.3)}
.mcard:hover::before{transform:scaleY(1)}
.mcard__h{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.mcard__ic{font-size:1.5rem}
.mcard__h h3{font-family:var(--serif);font-size:1.42rem;color:var(--ink-cream)}
.mcard__h span{margin-left:auto;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ember);font-weight:700;border:1px solid rgba(232,121,28,.4);border-radius:999px;padding:3px 10px}
.mitem{display:flex;align-items:baseline;gap:10px;padding:9px 0;border-top:1px dashed var(--line-l)}
.mitem:first-of-type{border-top:0}
.mitem .nm{font-weight:600;color:var(--ink-cream)}
.mitem .nm small{display:block;font-weight:400;font-size:.82rem;color:#8a7862}
.mitem .dot{flex:1;border-bottom:1px dotted rgba(43,33,23,.28);transform:translateY(-4px)}
.mitem .pr{color:var(--ember);font-weight:700;font-size:.92rem;white-space:nowrap}
.mitem .pr small{color:#8a7862;font-weight:400}
.menu__note{margin-top:30px;text-align:center;color:#6b5a46}
.menu__note a{color:var(--ember);font-weight:700}
.tag-sig{background:var(--turmeric)!important;color:#3a2a10!important;border-color:transparent!important}

/* ============ GIỜ VÀNG — GÓC BIA HƠI (band độc nhất) ============ */
.golden{position:relative;color:var(--paper);text-align:center;overflow:hidden;
  padding:112px 0}
.golden__bg{position:absolute;inset:0;z-index:-2;
  background:linear-gradient(120deg,#3a2411,#1a1109) center/cover;
  background-image:linear-gradient(rgba(20,13,8,.6),rgba(20,13,8,.78)),url("../img/gen/mon-03.webp")}
.golden__glow{position:absolute;inset:0;z-index:-1;
  background:radial-gradient(60% 80% at 50% 120%,rgba(232,121,28,.4),transparent 60%)}
.golden__in{max-width:720px;margin-inline:auto}
.golden h2{font-family:var(--serif);font-size:clamp(2rem,4.4vw,3.1rem);line-height:1.1;margin-bottom:18px}
.golden p{color:rgba(246,236,218,.82);font-size:1.08rem;max-width:52ch;margin:0 auto 26px}
.golden__clock{display:inline-flex;align-items:center;gap:14px;background:rgba(23,17,12,.55);
  border:1px solid rgba(242,177,52,.4);border-radius:999px;padding:12px 24px;margin-bottom:30px}
.golden__clock b{font-family:var(--serif);font-size:1.3rem;color:var(--turmeric)}
.golden__clock span{color:rgba(246,236,218,.7);font-size:.86rem;letter-spacing:.06em}

/* ============ ĐÁNH GIÁ ============ */
.reviews__top{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:44px}
.reviews__score{text-align:center;flex-shrink:0}
.reviews__score b{font-family:var(--serif);font-size:3.4rem;color:var(--ember);line-height:1}
.reviews__score .stars{display:block;margin:4px 0 2px}
.reviews__score span{font-size:.86rem;color:#6b5a46}
.reviews__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{background:var(--paper-2);border:1px solid var(--line-l);border-radius:var(--r);padding:26px}
.review__q{font-family:var(--serif);color:var(--turmeric);font-size:2.4rem;line-height:.4;height:20px;display:block}
.review p{margin:14px 0 18px;color:#4d3f30}
.review__who{display:flex;align-items:center;gap:12px}
.review__ava{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:700;
  color:#1c1109;background:linear-gradient(135deg,var(--turmeric),var(--ember));font-family:var(--serif)}
.review__who b{display:block;color:var(--ink-cream)}
.review__who .stars{font-size:.82rem}
.review__src{font-size:.78rem;color:#8a7862;margin-top:14px;display:block}

/* ============ SẮP CÓ (đặt bàn/đặt món — §5.2) ============ */
.soon{padding:56px 20px;display:grid;place-items:center;background:var(--paper)}
.soon__box{max-width:640px;text-align:center;background:linear-gradient(180deg,#fff,var(--paper-2));
  border:1px solid var(--line-l);border-radius:18px;padding:38px 34px;box-shadow:0 20px 44px -30px rgba(43,33,23,.5)}
.soon__tag{display:inline-block;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ember);border:1px solid currentColor;border-radius:999px;padding:4px 13px;font-weight:700}
.soon__box h2{font-family:var(--serif);font-size:clamp(1.5rem,3vw,2rem);margin:.55em 0 .4em;color:var(--ink-cream)}
.soon__box p{color:#5a4b3a;max-width:46ch;margin:0 auto 20px}
.soon__box a{color:var(--ember);font-weight:700}
.soon__cta{display:inline-flex!important;align-items:center;gap:8px;margin-top:4px;padding:13px 26px;
  border-radius:12px;background:var(--ink);color:var(--paper)!important;font-weight:700}
.soon__cta:hover{background:var(--ink-3)}

/* ============ LIÊN HỆ ============ */
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.contact__list{list-style:none;margin:24px 0 30px}
.contact__list li{display:flex;gap:16px;padding:14px 0;border-top:1px solid var(--line-d)}
.contact__list li:first-child{border-top:0}
.contact__list .ic{font-size:1.2rem;width:24px;flex-shrink:0}
.contact__list .k{display:block;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ember);margin-bottom:2px}
.contact__list a,.contact__list .v{color:var(--paper);font-weight:600}
.contact__map{border-radius:var(--r);overflow:hidden;min-height:340px;border:1px solid var(--line-d)}
.contact__map iframe{width:100%;height:100%;min-height:340px;border:0;filter:grayscale(.2) contrast(1.05)}

/* ============ MOBILE STICKY BAR ============ */
.mobilebar{position:fixed;inset:auto 0 0;z-index:90;display:none;gap:10px;padding:10px 14px;
  background:rgba(20,14,9,.94);backdrop-filter:blur(10px);border-top:1px solid var(--line-d)}
.mobilebar a{flex:1;text-align:center;padding:13px;border-radius:12px;font-weight:700}
.mobilebar__call{background:rgba(246,236,218,.12);color:var(--paper)}
.mobilebar__book{background:var(--ember);color:#1c1109}

/* ============ FOOTER ============ */
.footer{background:#0f0a06;color:var(--paper);padding:52px 0 30px}
.footer__in{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer__gift{color:rgba(246,236,218,.7);font-size:.92rem;max-width:52ch}
.footer__gift b{color:var(--turmeric)}
.footer__credit{margin-top:22px;padding-top:20px;border-top:1px solid var(--line-d);
  color:rgba(246,236,218,.5);font-size:.86rem;text-align:center}
.footer__credit a{color:var(--ember);font-weight:700}

/* đặc sản: biến số bước thành icon lớn */
.step--spec .step__no{font-size:2rem;background:var(--ink-3);border-color:rgba(242,177,52,.4)}
.step--spec.on .step__no{background:radial-gradient(circle at 50% 35%,var(--ember-2),var(--ember));
  box-shadow:0 0 0 6px rgba(232,121,28,.16),0 0 28px rgba(232,121,28,.5)}
.step__tag{display:block;font-family:var(--sans);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ember);font-weight:700;margin-bottom:6px}

/* ============ GALLERY (một vòng quanh quán) — độc nhất ============ */
.gallery{background:var(--ink);color:var(--paper)}
.gallery__head{max-width:600px;margin-bottom:40px}
.gallery__grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:14px}
.gtile{position:relative;border-radius:var(--r);overflow:hidden;background:var(--ink-3) center/cover no-repeat;
  box-shadow:inset 0 0 0 1px var(--line-d);transition:.4s}
.gtile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(12,9,6,.82));transition:.4s}
.gtile:hover{transform:scale(1.015)}
.gtile:hover::after{background:linear-gradient(180deg,transparent 20%,rgba(12,9,6,.7))}
.gtile span{position:absolute;left:16px;bottom:14px;z-index:2;font-weight:700;font-size:.94rem;
  color:var(--paper);text-shadow:0 2px 8px rgba(0,0,0,.6)}
.gtile--big{grid-column:span 2;grid-row:span 2}
.gtile--tall{grid-row:span 2}
.g1{background-image:url("../img/gen/mon-01.webp")}
.g2{background-image:url("../img/gen/mon-02.webp")}
.g3{background-image:url("../img/gen/mon-03.webp")}
.g4{background-image:url("../img/gen/mon-04.webp")}
.g6{background-image:url("../img/gen/mattien.webp")}
@media(max-width:900px){
  .gallery__grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:150px}
  .gtile--big{grid-column:span 2}
}

/* ============ REVEAL ============ */
.reveal{opacity:1;transform:none}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  .ritual__grid{grid-template-columns:repeat(2,1fr);gap:40px 8px}
  .ritual__line,.ritual__fill{display:none}
  .story__grid{grid-template-columns:1fr;gap:38px}
  .story__media{min-height:320px}
}
@media(max-width:900px){
  .nav__links{position:fixed;inset:64px 14px auto;flex-direction:column;gap:0;
    background:rgba(20,14,9,.97);backdrop-filter:blur(12px);border:1px solid var(--line-d);
    border-radius:14px;padding:8px;transform:translateY(-14px);opacity:0;pointer-events:none;transition:.28s}
  .nav__links.is-open{transform:none;opacity:1;pointer-events:auto}
  .nav__links a{padding:13px 16px;border-bottom:1px solid var(--line-d)}
  .nav__links a:last-child{border-bottom:0}
  .nav__cta{display:none}
  .nav__burger{display:flex;margin-left:auto}
  .menu__grid{grid-template-columns:1fr}
  .reviews__grid{grid-template-columns:1fr}
  .contact__grid{grid-template-columns:1fr;gap:34px}
  .mobilebar{display:flex}
  .section{padding:72px 0}
  .hero__in{padding-bottom:96px}
}
@media(max-width:480px){
  .wrap{padding-inline:18px}
  .ritual__grid{grid-template-columns:1fr}
  .hero__cta .btn{flex:1}
  .story__facts{gap:22px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .strip__track{animation:none}
  .hero__ember{display:none}
  .hero__scroll{animation:none}
  *{transition:none!important}
}