/* ===== Font tự host (subset latin + vietnamese) ===== */
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/be-vietnam-pro-400-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/be-vietnam-pro-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/be-vietnam-pro-500-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/be-vietnam-pro-500-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/be-vietnam-pro-600-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/be-vietnam-pro-600-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/be-vietnam-pro-700-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/be-vietnam-pro-700-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Playfair Display";font-style:italic;font-weight:500;font-display:swap;src:url(../fonts/playfair-display-500-italic-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Playfair Display";font-style:italic;font-weight:500;font-display:swap;src:url(../fonts/playfair-display-500-italic-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ===== Biến màu: đổi ở đây là đổi cả trang ===== */
:root{
  --bg:#f6f2ea;
  --paper:#fffdf9;
  --sand:#ece3d3;
  --ink:#1c2226;
  --muted:#5a6066;
  --line:rgba(28,34,38,.12);
  --bronze:#a37a37;
  --bronze-2:#cba566;
  --slate:#1f3a44;
  --slate-2:#16292f;
  --zalo:#0068ff;
  --r:18px;
  --sans:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --serif:"Playfair Display",Georgia,serif;
  --shadow:0 18px 50px -20px rgba(22,41,47,.35);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3{line-height:1.2;margin:0;font-weight:700;letter-spacing:-.02em}
h1 em,h2 em{font-family:var(--serif);font-weight:500;font-style:italic;color:var(--bronze);letter-spacing:0}
svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
:focus-visible{outline:2px solid var(--bronze);outline-offset:3px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:99}
.skip:focus{left:8px}
.nowrap{white-space:nowrap}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
.wrap--narrow{width:min(820px,100% - 40px)}
.center{text-align:center;margin-top:40px}
.eyebrow{margin:0 0 14px;font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--bronze)}

/* ===== Nút ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:999px;border:0;font:600 15px/1 var(--sans);text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-1px)}
.btn--zalo{background:var(--zalo);color:#fff;box-shadow:0 8px 20px -8px rgba(0,104,255,.6)}
.btn--zalo svg{width:18px;height:18px;fill:#fff;stroke:none}
.btn--dark{background:var(--slate);color:#fff}
.btn--gold{background:linear-gradient(135deg,var(--bronze-2),var(--bronze));color:#1b1408}
.btn--block{width:100%}

/* ===== Header ===== */
.top{position:sticky;top:0;z-index:40;background:rgba(246,242,234,.86);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s}
.top.is-scrolled{border-bottom-color:var(--line)}
.top__in{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand img{width:40px;height:40px}
.brand__txt{display:flex;flex-direction:column;line-height:1.1}
.brand__txt b{font-size:16px;letter-spacing:.08em;color:var(--slate)}
.brand__txt small{font-size:11px;color:var(--bronze);letter-spacing:.04em}
.nav{display:flex;gap:28px;margin-left:auto}
.nav a{font-size:15px;font-weight:500;text-decoration:none;color:var(--muted);transition:color .15s}
.nav a:hover{color:var(--ink)}
.top__cta{min-height:40px;padding:0 18px}
.burger{display:none}

/* ===== Hero ===== */
.hero{padding:56px 0 88px;overflow:hidden}
.hero__in{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(34px,4.6vw,58px);line-height:1.12}
.lead{font-size:18px;color:var(--muted);margin:22px 0 0;max-width:36em}
.hero__ask{margin:34px 0 12px;font-weight:600;font-size:15px}
.doors{display:grid;gap:12px;max-width:520px}
.door{display:flex;align-items:center;gap:16px;padding:16px 18px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);text-decoration:none;transition:border-color .2s,box-shadow .2s,transform .2s}
.door:hover{border-color:var(--bronze);box-shadow:var(--shadow);transform:translateY(-2px)}
.door b{display:block;font-size:17px}
.door small{display:block;color:var(--muted);font-size:14px;line-height:1.4}
.door__ico{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:var(--slate);color:#fff;flex:none}
.door:nth-child(2) .door__ico{background:var(--bronze)}
.door__arr{margin-left:auto;color:var(--bronze);transition:transform .2s}
.door:hover .door__arr{transform:translateX(4px)}

.hero__art{position:relative;min-height:560px}
.hero__room{position:absolute;inset:0 0 40px 70px;margin:0;border-radius:28px;overflow:hidden;box-shadow:var(--shadow)}
.hero__room img{width:100%;height:100%;object-fit:cover}
.hero__room figcaption{position:absolute;right:16px;bottom:16px;padding:6px 12px;border-radius:999px;background:rgba(22,41,47,.72);color:#fff;font-size:13px;backdrop-filter:blur(6px)}
.hero__phone{position:absolute;left:0;bottom:0;width:230px;transform:rotate(-4deg)}
.hero__note{position:absolute;left:200px;top:36px;display:flex;flex-direction:column;padding:12px 16px;background:var(--paper);border-radius:14px;box-shadow:var(--shadow);font-size:13px;color:var(--muted);line-height:1.4}
.hero__note b{color:var(--zalo);font-size:15px}

/* Khung điện thoại */
.phone{position:relative;border-radius:34px;padding:8px;background:#121516;box-shadow:0 30px 60px -24px rgba(0,0,0,.55),inset 0 0 0 1px rgba(255,255,255,.08)}
.phone img{width:100%;aspect-ratio:585/1266;object-fit:cover;object-position:top;border-radius:27px;background:#ddd}
.phone::before{content:"";position:absolute;top:16px;left:50%;width:30%;height:16px;transform:translateX(-50%);background:#121516;border-radius:999px;z-index:1}

/* ===== Khối nội dung ===== */
.sec{padding:96px 0}
.sec--paper{background:var(--paper)}
.sec__head{max-width:720px;margin-bottom:52px}
.sec__head h2{font-size:clamp(28px,3.6vw,44px)}
.sec__head p:not(.eyebrow){color:var(--muted);font-size:17px;margin:16px 0 0}
.sec__head a{color:var(--bronze-2)}

/* Tour tính năng website */
.tour{display:grid;grid-template-columns:340px 1fr;gap:64px;align-items:center}
.tour__screen{position:sticky;top:96px}
.phone--lg{width:300px;margin-inline:auto}
.phone--lg img{transition:opacity .25s}
.phone--lg img.is-fading{opacity:0}
.tour__cap{text-align:center;font-size:13px;color:var(--muted);margin:14px 0 0}
.tour__list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.tour__list button{display:flex;gap:18px;width:100%;text-align:left;padding:20px 22px;border:1px solid var(--line);border-radius:var(--r);background:transparent;font:inherit;color:inherit;cursor:pointer;transition:background .2s,border-color .2s}
.tour__list button:hover{border-color:rgba(163,122,55,.5)}
.tour__list button[aria-selected=true]{background:var(--bg);border-color:var(--bronze)}
.tour__list b{display:block;font-size:17px;margin-bottom:4px}
.tour__list small{display:block;font-size:15px;color:var(--muted);line-height:1.55}
.tour__n{font:500 italic 22px/1.2 var(--serif);color:var(--bronze);min-width:28px}

.perks{list-style:none;padding:0;margin:72px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.perks li{display:flex;gap:14px;padding:24px;border-radius:var(--r);background:var(--bg);font-size:15px;color:var(--muted);line-height:1.55}
.perks svg{color:var(--bronze);width:26px;height:26px;margin-top:2px}
.perks b{display:block;color:var(--ink);font-size:16px;margin-bottom:4px}
.fit{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:36px}
.fit__t{margin:0;font-weight:600}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.chips li{padding:7px 14px;border-radius:999px;border:1px solid var(--line);font-size:14px;background:var(--paper)}

/* Dự án */
.works{display:grid;gap:28px}
.work{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding:40px;border-radius:28px;background:var(--paper);border:1px solid var(--line)}
.work:nth-child(2) .work__shot{order:2}
.work__shot{display:block;position:relative;border-radius:22px;background:linear-gradient(150deg,var(--sand),#d9cdb6);min-height:380px;overflow:hidden;text-decoration:none}
.work__shot--phone .phone{position:absolute;width:190px;bottom:-110px;left:22%;z-index:2;transition:transform .35s}
.work__shot--phone .phone--back{left:auto;right:16%;bottom:-150px;z-index:1;transform:rotate(6deg);opacity:.9}
.work__shot--phone:hover .phone:not(.phone--back){transform:translateY(-10px)}
.work__shot--browser{display:grid;place-items:center;padding:36px}
.browser{position:relative;width:100%;padding-top:26px;border-radius:12px;background:#fff;box-shadow:var(--shadow);overflow:hidden;transition:transform .35s}
.browser i{position:absolute;top:9px;width:9px;height:9px;border-radius:50%;background:#e0d8ca}
.browser i:nth-child(1){left:12px}.browser i:nth-child(2){left:27px}.browser i:nth-child(3){left:42px}
.work__shot--browser:hover .browser{transform:translateY(-6px)}
.work__kind{margin:0 0 6px;font-size:13px;color:var(--bronze);font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.work h3{font-size:28px}
.ticks{list-style:none;padding:0;margin:18px 0 22px;display:grid;gap:10px;color:var(--muted)}
.ticks li{position:relative;padding-left:26px}
.ticks li::before{content:"";position:absolute;left:2px;top:.55em;width:12px;height:7px;border-left:2px solid var(--bronze);border-bottom:2px solid var(--bronze);transform:rotate(-45deg)}
.link{font-weight:600;color:var(--slate);text-decoration-color:var(--bronze);text-underline-offset:4px}

.steps-wrap{margin-top:72px}
.steps__t,.mdf h3{font-size:24px;margin-bottom:24px}
.steps{list-style:none;counter-reset:s;padding:0;margin:0 0 32px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.steps li{counter-increment:s;position:relative;padding:22px 22px 22px 70px;border-radius:var(--r);border:1px solid var(--line);color:var(--muted);font-size:15px;line-height:1.55}
.steps li::before{content:counter(s,decimal-leading-zero);position:absolute;left:22px;top:18px;font:500 italic 26px/1 var(--serif);color:var(--bronze)}
.steps b{display:block;color:var(--ink);font-size:16px;margin-bottom:2px}

/* Nội thất (nền tối) */
.sec--dark{background:var(--slate-2);color:#eef1f0}
.sec--dark .sec__head p:not(.eyebrow){color:#b9c4c4}
.sec--dark .eyebrow,.sec--dark h2 em{color:var(--bronze-2)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.filters button{padding:9px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:transparent;color:#d8dfde;font:500 14px/1 var(--sans);cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.filters button:hover{border-color:var(--bronze-2)}
.filters button.is-on{background:var(--bronze-2);border-color:var(--bronze-2);color:#1b1408}
.gallery{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery li{position:relative;animation:pop .35s ease both}
.gallery button{display:block;width:100%;padding:0;border:0;font:inherit;color:inherit;background:#0f1d22;border-radius:14px;overflow:hidden;cursor:zoom-in;position:relative}
.gallery img{width:100%;aspect-ratio:4/5;object-fit:cover;transition:transform .5s}
.gallery button:hover img{transform:scale(1.05)}
.gallery .cap{position:absolute;inset:auto 0 0;padding:28px 12px 10px;background:linear-gradient(transparent,rgba(10,20,24,.85));font-size:13px;line-height:1.35;text-align:left;color:#fff}
.gallery .tag{position:absolute;top:10px;left:10px;padding:3px 9px;border-radius:999px;background:rgba(255,253,249,.92);color:var(--slate);font-size:11px;font-weight:600}
.gallery__note{font-size:13px;color:#8fa0a0;margin:16px 0 0}
.gallery__more{grid-column:1/-1;text-align:center}
.gallery__more button{display:inline-flex;width:auto;padding:12px 22px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:transparent;color:#fff;font:500 14px var(--sans);cursor:pointer}
@keyframes pop{from{opacity:0;transform:translateY(8px)}}

.mdf{display:grid;grid-template-columns:1.6fr 1fr;gap:40px;margin-top:80px;align-items:start}
.steps--light{grid-template-columns:repeat(2,1fr);margin:0}
.steps--light li{border-color:rgba(255,255,255,.14);color:#b9c4c4}
.steps--light b{color:#fff}
.steps--light li::before{color:var(--bronze-2)}
.mdf__mat{margin:0;border-radius:var(--r);overflow:hidden;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12)}
.mdf__mat img{width:100%;aspect-ratio:4/3;object-fit:cover}
.mdf__mat figcaption{padding:20px 22px;font-size:15px;color:#b9c4c4;line-height:1.6}
.mdf__mat b{display:block;color:#fff;font-size:17px;margin-bottom:4px}

/* Hỏi đáp */
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 40px 22px 0;font-weight:600;font-size:17px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:10px;height:10px;border-right:2px solid var(--bronze);border-bottom:2px solid var(--bronze);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq p{margin:-6px 0 22px;color:var(--muted)}

/* Liên hệ */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.contact h2{font-size:clamp(28px,3.6vw,44px)}
.contact__info>p:not(.eyebrow){color:var(--muted);font-size:17px}
.contact__list{list-style:none;padding:0;margin:28px 0;display:grid;gap:0;border-top:1px solid var(--line)}
.contact__list li{display:grid;grid-template-columns:110px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.contact__list span{color:var(--muted);font-size:14px}
.contact__list a{font-weight:600;text-decoration:none}
.qr{display:flex;align-items:center;gap:18px}
.qr img{width:120px;height:120px;padding:8px;background:#fff;border-radius:14px;border:1px solid var(--line)}
.qr p{margin:0;color:var(--muted);font-size:14px}
.qr b{display:block;color:var(--ink)}
.form{padding:32px;border-radius:24px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);display:grid;gap:18px}
.need{border:0;padding:0;margin:0;display:flex;gap:8px;flex-wrap:wrap}
.need legend{font-weight:600;font-size:14px;margin-bottom:8px;padding:0}
.need label{flex:1}
.need input{position:absolute;opacity:0;pointer-events:none}
.need span{display:block;text-align:center;padding:11px 10px;border-radius:12px;border:1px solid var(--line);font-size:14px;font-weight:500;cursor:pointer;white-space:nowrap;transition:all .15s}
.need input:checked+span{background:var(--slate);border-color:var(--slate);color:#fff}
.need input:focus-visible+span{outline:2px solid var(--bronze);outline-offset:2px}
.field{display:grid;gap:6px}
.field>span{font-weight:600;font-size:14px}
.field small{font-weight:400;color:var(--muted)}
.field input,.field textarea{width:100%;padding:13px 14px;border-radius:12px;border:1px solid var(--line);background:var(--bg);font:16px/1.5 var(--sans);color:var(--ink);resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--bronze);background:#fff}
.form__hint{margin:0;text-align:center;font-size:14px;color:var(--muted)}
.form__hint a{color:var(--slate);font-weight:600}

/* Bản đồ */
.map{display:grid;grid-template-columns:360px 1fr;margin-top:72px;border-radius:28px;overflow:hidden;border:1px solid var(--line);background:var(--paper);scroll-margin-top:84px}
.map iframe{display:block;width:100%;height:440px;border:0;background:var(--sand)}
.map__card{order:-1;display:flex;flex-direction:column;justify-content:center;padding:36px}
.map__card .eyebrow{margin-bottom:8px}
.map__card h3{font-size:22px}
.map__card p:not(.eyebrow){margin:8px 0 18px;color:var(--muted);font-size:15px;line-height:1.55}
.map__btns{display:flex;gap:8px;flex-wrap:wrap}
.map__btns .btn{min-height:44px;padding:0 18px;font-size:14px}
.btn--ghost{background:transparent;color:var(--slate);border:1px solid var(--line)}

/* Chân trang */
.foot{background:var(--slate-2);color:#b9c4c4;padding:48px 0 40px;font-size:14px}
.foot__in{display:grid;grid-template-columns:auto 1fr auto;gap:32px;align-items:center}
.foot p{margin:0}
.brand--foot .brand__txt b{color:#fff}
.foot__small{color:#7f8f90}

/* Thanh liên hệ dưới đáy (điện thoại) */
.dock{display:none}

/* Lightbox */
.lb{width:100vw;height:100dvh;max-width:none;max-height:none;margin:0;padding:0;border:0;background:#0a1214;color:#fff}
.lb[open]{display:grid;grid-template-columns:64px 1fr 64px;align-items:center}
.lb::backdrop{background:rgba(8,14,16,.6)}
.lb figure{margin:0;display:grid;justify-items:center;gap:16px;padding:56px 0 24px;height:100%;grid-template-rows:1fr auto;min-height:0}
.lb img{max-width:100%;max-height:100%;object-fit:contain;border-radius:10px;min-height:0}
.lb figcaption{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:center;text-align:center;font-size:15px}
.lb__x{position:absolute;top:10px;right:14px;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:28px;line-height:1;cursor:pointer;z-index:2}
.lb__nav{width:48px;height:48px;justify-self:center;border:0;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:30px;line-height:1;cursor:pointer}

.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;pointer-events:none;max-width:min(420px,calc(100% - 32px));padding:12px 18px;border-radius:14px;background:var(--ink);color:#fff;font-size:14px;text-align:center;transition:all .25s;z-index:60}
.toast.is-on{opacity:1;transform:translate(-50%,0)}

/* Hiện dần khi cuộn */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}
.reveal.is-in{opacity:1;transform:none}

/* ===== Máy tính bảng ===== */
@media (max-width:1024px){
  .hero__in{grid-template-columns:1fr;gap:40px}
  .hero__art{min-height:460px;max-width:640px}
  .tour{grid-template-columns:280px 1fr;gap:36px}
  .phone--lg{width:260px}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .work{grid-template-columns:1fr;gap:28px;padding:24px}
  .work:nth-child(2) .work__shot{order:0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .mdf{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr;gap:40px}
}

/* ===== Điện thoại ===== */
@media (max-width:760px){
  body{padding-bottom:72px}
  .wrap,.wrap--narrow{width:calc(100% - 32px)}
  .top__in{height:60px;gap:12px}
  .top__cta{display:none}
  .burger{display:grid;place-content:center;gap:6px;width:44px;height:44px;margin-left:auto;border:0;background:transparent;cursor:pointer}
  .burger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s}
  .burger[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
  .burger[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}
  .nav{position:fixed;inset:60px 0 auto;flex-direction:column;gap:0;padding:8px 16px 16px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 20px 30px -20px rgba(0,0,0,.25);transform:translateY(-8px);opacity:0;visibility:hidden;transition:all .2s}
  .nav.is-open{transform:none;opacity:1;visibility:visible}
  .nav a{padding:14px 4px;font-size:17px;color:var(--ink);border-bottom:1px solid var(--line)}
  .nav a:last-child{border-bottom:0}

  .hero{padding:28px 0 56px}
  .lead{font-size:16px}
  .hero__art{min-height:400px}
  .hero__room{inset:0 0 70px 56px;border-radius:22px}
  .hero__phone{width:160px}
  .hero__note{left:auto;right:12px;top:auto;bottom:16px}

  .sec{padding:64px 0}
  .sec__head{margin-bottom:32px}
  .sec__head p:not(.eyebrow){font-size:16px}
  .tour{grid-template-columns:1fr;gap:24px}
  .tour__screen{position:static}
  .phone--lg{width:220px}
  .tour__list button{padding:16px}
  .perks{grid-template-columns:1fr;margin-top:40px}
  .steps,.steps--light{grid-template-columns:1fr}
  .work__shot{min-height:300px}
  .work__shot--phone .phone{width:150px;left:12%;bottom:-90px}
  .work__shot--phone .phone--back{left:auto;right:10%;bottom:-120px}
  .work h3{font-size:24px}
  .gallery{grid-template-columns:repeat(2,1fr);gap:10px}
  .gallery .cap{font-size:12px;padding:24px 10px 8px}
  .qr{display:none}
  .map{margin-top:48px;border-radius:22px;grid-template-columns:1fr}
  .map iframe{height:320px}
  .map__card{padding:20px}
  .map__btns .btn{flex:1}
  .form{padding:22px}
  .contact__list li{grid-template-columns:90px 1fr}
  .foot__in{grid-template-columns:1fr;gap:16px}
  .lb[open]{grid-template-columns:1fr}
  .lb__nav{position:absolute;bottom:96px}
  .lb__prev{left:16px}.lb__next{right:16px}
  .lb figure{padding:60px 12px 20px}

  .dock{position:fixed;left:0;right:0;bottom:0;z-index:50;display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:8px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));background:rgba(255,253,249,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
  .dock a{display:flex;align-items:center;justify-content:center;gap:6px;min-height:46px;border-radius:12px;font-weight:600;font-size:15px;text-decoration:none;color:var(--slate);background:var(--bg)}
  .dock svg{width:20px;height:20px}
  .dock .dock__zalo{background:var(--zalo);color:#fff}
  .dock .dock__zalo svg{fill:#fff;stroke:none}
  .toast{bottom:88px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}