/* =========================================================
   LEEXO — Nội thất công thái học
   Phong cách: Scandinavian minimal (cảm hứng Furnistør)
   Bảng màu phong thủy: mệnh Thổ (chủ DN sinh 1/8/1977)
   - Nền kem/be ấm, chữ nâu espresso
   - Nhấn: cam đất (terracotta) + đỏ đô + vàng đất (Hỏa sinh Thổ)
   - Tránh hoàn toàn xanh dương / xanh lá
   ========================================================= */

:root{
  --bg:#F4EFE8;          /* kem ấm */
  --bg-2:#EAE2D5;        /* be */
  --bg-3:#E3D8C7;        /* be đậm */
  --surface:#FFFFFF;
  --ink:#2A2018;         /* nâu espresso (chữ chính) */
  --ink-soft:#6E6151;    /* nâu xám (chữ phụ) */
  --line:#DED3C2;        /* viền nhạt */
  --brand:#C2622D;       /* cam đất / terracotta — accent chính */
  --brand-d:#A24E20;     /* cam đậm hover */
  --maroon:#8E3B2C;      /* đỏ đô — nhấn giá / sale */
  --gold:#B0832B;        /* vàng đất */
  --wood:#3A2A1C;        /* nâu gỗ tối — footer / hero overlay */
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 50px -20px rgba(58,42,28,.45);
  --shadow-sm:0 10px 30px -16px rgba(58,42,28,.4);
  --maxw:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"Inter","Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  --serif:"Playfair Display","Times New Roman",serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{position:relative}

/* ---------- Typography ---------- */
h1,h2,h3{font-family:var(--serif);font-weight:700;line-height:1.12;letter-spacing:-.01em;color:var(--ink)}
.h-eyebrow{font-family:var(--font);font-weight:700;letter-spacing:.22em;text-transform:uppercase;font-size:12px;color:var(--brand)}
.lead{font-size:clamp(16px,1.4vw,19px);color:var(--ink-soft);max-width:60ch}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.6em;padding:15px 30px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s,color .3s;cursor:pointer;border:0;will-change:transform}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 14px 30px -12px rgba(194,98,45,.7)}
.btn--primary:hover{background:var(--brand-d);transform:translateY(-3px);box-shadow:0 20px 40px -14px rgba(194,98,45,.85)}
.btn--ghost{background:transparent;color:var(--ink);border:1.5px solid var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--bg);transform:translateY(-3px)}
.btn--light{background:#fff;color:var(--ink)}
.btn--light:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}

/* ---------- Announcement bar ---------- */
.topbar{background:var(--wood);color:#F4EFE8;font-size:13.5px;letter-spacing:.02em}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:42px}
.topbar a{opacity:.85;transition:opacity .25s}
.topbar a:hover{opacity:1}
.topbar .tb-promo{display:flex;align-items:center;gap:8px;font-weight:600}
.topbar .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block}
.topbar .tb-right{display:flex;gap:22px}

/* ---------- Header / nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(244,239,232,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:border-color .4s,background .4s,box-shadow .4s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 8px 30px -20px rgba(58,42,28,.5)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{font-family:var(--serif);font-size:26px;font-weight:800;letter-spacing:.04em;color:var(--ink);display:flex;align-items:center;gap:10px}
.brand .mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--gold));display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:16px;font-family:var(--font);font-weight:800;box-shadow:0 6px 14px -6px rgba(194,98,45,.8)}
.nav-links{display:flex;gap:34px;list-style:none}
.nav-links a{font-size:15px;font-weight:600;color:var(--ink);position:relative;padding:6px 0;transition:color .25s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brand);transition:width .3s var(--ease)}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:16px}
.nav-phone{font-weight:700;color:var(--ink);font-size:15px;display:flex;align-items:center;gap:7px}
.nav-phone .ic{color:var(--brand)}
.nav-toggle{display:none;background:none;border:0;font-size:26px;color:var(--ink);cursor:pointer}

/* ---------- Hero ---------- */
.hero{padding:64px 0 30px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:54px;align-items:center}
.hero-copy{animation:rise .9s var(--ease) both}
.hero h1{font-size:clamp(38px,5.4vw,72px);margin:18px 0 20px}
.hero h1 .accent{color:var(--brand);font-style:italic}
.hero .lead{margin-bottom:32px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;gap:36px;margin-top:42px;padding-top:28px;border-top:1px solid var(--line)}
.hero-stats .num{font-family:var(--serif);font-size:32px;font-weight:800;color:var(--ink)}
.hero-stats .lbl{font-size:13px;color:var(--ink-soft)}
.hero-media{position:relative;animation:rise 1.05s var(--ease) both}
.hero-media .frame{position:relative;border-radius:28px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:1100/1364;background:var(--bg-3)}
.hero-media .frame img{width:100%;height:100%;object-fit:cover;object-position:center}
.hero-media .badge{position:absolute;left:-22px;bottom:38px;background:#fff;border-radius:16px;padding:16px 20px;box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:12px}
@media(prefers-reduced-motion:no-preference){.hero-media .badge{animation:float 4.5s ease-in-out infinite}}
.hero-media .badge .star{color:var(--gold);font-size:20px}
.hero-media .badge b{font-size:18px}
.hero-media .badge span{font-size:12.5px;color:var(--ink-soft);display:block}
.hero-media .ring{position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(176,131,43,.28),transparent 70%);z-index:-1}

/* ---------- Trust strip ---------- */
.trust{margin-top:18px}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.trust-item{display:flex;gap:14px;align-items:center}
.trust-item .ic{width:46px;height:46px;border-radius:12px;background:var(--bg-2);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.trust-item b{display:block;font-size:15px}
.trust-item span{font-size:13px;color:var(--ink-soft)}

/* ---------- Section heading ---------- */
.sec{padding:84px 0}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:40px}
.sec-head h2{font-size:clamp(28px,3.6vw,46px)}
.sec-head .lead{margin-top:10px}
.sec-head .link{font-weight:700;color:var(--brand);display:inline-flex;gap:8px;align-items:center;white-space:nowrap}
.sec-head .link:hover{gap:14px;transition:gap .3s}

/* ---------- Product grid ---------- */
.products{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.card{background:var(--surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease);position:relative}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.card .thumb{position:relative;aspect-ratio:1/1;background:linear-gradient(180deg,#fff,#FBF8F3);overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:contain;padding:16px;transition:transform .8s var(--ease)}
.card:hover .thumb img{transform:scale(1.06)}
.card .tag{position:absolute;top:14px;left:14px;background:var(--maroon);color:#fff;font-size:11.5px;font-weight:700;padding:5px 11px;border-radius:999px;letter-spacing:.03em}
.card .fav{position:absolute;top:12px;right:12px;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;color:var(--ink-soft);opacity:0;transform:translateY(-6px);transition:.3s var(--ease)}
.card:hover .fav{opacity:1;transform:none}
.card .body{padding:18px 18px 20px}
.card .cat{font-size:12px;color:var(--brand);font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.card h3{font-family:var(--font);font-size:16.5px;font-weight:700;margin:6px 0 10px;line-height:1.35}
.card .rating{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--ink-soft);margin-bottom:10px}
.card .rating .stars{color:var(--gold)}
.card .price-row{display:flex;align-items:baseline;gap:10px}
.card .price{font-family:var(--serif);font-size:21px;font-weight:800;color:var(--maroon)}
.card .price-old{font-size:14px;color:var(--ink-soft);text-decoration:line-through}
.card .add{margin-top:14px;width:100%;justify-content:center;padding:12px}

/* ---------- Category tiles ---------- */
.cats{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-template-rows:repeat(2,minmax(200px,1fr));gap:22px}
.cat-tile{position:relative;border-radius:var(--radius);overflow:hidden;min-height:240px;box-shadow:var(--shadow-sm);isolation:isolate}
.cat-tile img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .9s var(--ease)}
.cat-tile:hover img{transform:scale(1.08)}
.cat-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(42,32,24,.05),rgba(42,32,24,.72))}
.cat-tile .cap{position:absolute;left:24px;bottom:22px;z-index:2;color:#fff}
.cat-tile .cap h3{color:#fff;font-size:24px}
.cat-tile .cap span{font-size:13.5px;opacity:.9;display:inline-flex;gap:7px;align-items:center;margin-top:6px;font-weight:600}
.cat-tile.big{grid-row:span 2}

/* ---------- Story / craft ---------- */
.story{background:var(--bg-2)}
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.story-media{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:5/4}
.story-media img{width:100%;height:100%;object-fit:cover}
.story h2{font-size:clamp(28px,3.6vw,44px);margin:16px 0 18px}
.story p{color:var(--ink-soft);margin-bottom:16px}
.story .feats{list-style:none;margin:22px 0 0;display:grid;gap:14px}
.story .feats li{display:flex;gap:12px;align-items:flex-start;font-weight:600}
.story .feats .ic{color:var(--brand);font-size:18px;margin-top:2px}

/* ---------- Materials / detail strip ---------- */
.mats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mat{border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--line);transition:transform .4s var(--ease)}
.mat:hover{transform:translateY(-6px)}
.mat .pic{aspect-ratio:1/1;overflow:hidden;background:var(--bg-2)}
.mat .pic img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.mat:hover .pic img{transform:scale(1.08)}
.mat .t{padding:16px 16px 18px}
.mat .t b{font-size:15.5px}
.mat .t span{font-size:13px;color:var(--ink-soft)}

/* ---------- Showroom banner ---------- */
.banner{position:relative;border-radius:26px;overflow:hidden;min-height:380px;display:flex;align-items:center;box-shadow:var(--shadow)}
.banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.banner::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(42,32,24,.82),rgba(42,32,24,.25))}
.banner .inner{position:relative;z-index:2;color:#fff;padding:48px;max-width:640px}
.banner h2{color:#fff;font-size:clamp(26px,3.4vw,42px);margin-bottom:16px}
.banner p{opacity:.92;margin-bottom:26px;font-size:17px}

/* ---------- Testimonials ---------- */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);position:relative}
.testi .q{font-size:54px;font-family:var(--serif);color:var(--brand);line-height:.6;opacity:.4}
.testi p{color:var(--ink);margin:14px 0 18px;font-size:15.5px}
.testi .who{display:flex;align-items:center;gap:12px}
.testi .av{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--brand));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-family:var(--serif)}
.testi .who b{font-size:14.5px;display:block}
.testi .who span{font-size:12.5px;color:var(--ink-soft)}
.testi .stars{color:var(--gold);font-size:14px;margin-top:4px}

/* ---------- CTA / contact ---------- */
.cta{background:var(--wood);color:#F4EFE8;border-radius:28px;overflow:hidden;position:relative}
.cta::before{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle at 30% 30%,rgba(194,98,45,.45),transparent 70%)}
.cta-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;padding:56px;align-items:center;position:relative;z-index:2}
.cta h2{color:#fff;font-size:clamp(28px,3.6vw,44px);margin-bottom:14px}
.cta p{opacity:.85;margin-bottom:24px}
.cta .contacts{display:grid;gap:14px}
.cta .contacts a{display:flex;align-items:center;gap:12px;font-weight:600}
.cta .contacts .ic{width:42px;height:42px;border-radius:12px;background:rgba(244,239,232,.12);color:var(--gold);display:flex;align-items:center;justify-content:center;font-size:18px}
.form{background:rgba(244,239,232,.07);border:1px solid rgba(244,239,232,.16);border-radius:var(--radius);padding:28px;backdrop-filter:blur(6px)}
.form label{font-size:13px;opacity:.85;display:block;margin:0 0 6px}
.form input,.form select{width:100%;padding:13px 15px;border-radius:10px;border:1px solid rgba(244,239,232,.22);background:rgba(244,239,232,.06);color:#fff;margin-bottom:16px;font-family:inherit;font-size:14.5px}
.form input::placeholder{color:rgba(244,239,232,.45)}
.form .btn{width:100%;justify-content:center}

/* ---------- Footer ---------- */
.footer{background:#241910;color:#CDBBA6;padding:64px 0 26px;margin-top:84px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:40px}
.footer .brand{color:#fff;margin-bottom:16px}
.footer p{font-size:14px;opacity:.8;max-width:34ch}
.footer h4{color:#fff;font-family:var(--font);font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer ul{list-style:none;display:grid;gap:10px}
.footer ul a{font-size:14px;opacity:.82;transition:opacity .25s,color .25s}
.footer ul a:hover{opacity:1;color:var(--brand)}
.footer .social{display:flex;gap:10px;margin-top:18px}
.footer .social a{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;font-size:16px;transition:.3s}
.footer .social a:hover{background:var(--brand);color:#fff;transform:translateY(-3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;opacity:.7}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- Animations ---------- */
@keyframes rise{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .products,.mats{grid-template-columns:repeat(2,1fr)}
  .testi-grid{grid-template-columns:1fr 1fr}
  .cats{grid-template-columns:1fr 1fr;grid-auto-rows:200px}
  .cat-tile.big{grid-row:span 1;grid-column:span 2}
}
@media(max-width:820px){
  .nav-links,.nav-phone,.topbar .tb-right{display:none}
  .nav-toggle{display:block}
  .hero-grid,.story-grid,.cta-grid{grid-template-columns:1fr}
  .hero-media{order:-1}
  .trust-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-grid{padding:34px}
  .sec{padding:60px 0}
  /* mobile menu */
  .nav-links.open{display:flex;position:absolute;top:74px;left:0;right:0;flex-direction:column;background:var(--bg);
    padding:18px 24px;gap:18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm)}
}
@media(max-width:560px){
  .products,.mats,.testi-grid,.footer-grid,.trust-grid{grid-template-columns:1fr}
  .cats{grid-template-columns:1fr}
  .cat-tile.big{grid-column:span 1}
  .hero-stats{gap:20px;flex-wrap:wrap}
  .banner .inner{padding:30px}
}

/* ============ PREMIUM POLISH (nâng cấp cho sang) ============ */
.h-eyebrow{display:inline-flex;align-items:center;gap:10px}
.h-eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--gold),var(--brand));border-radius:2px}
.hero{background:radial-gradient(900px 500px at 78% 8%,rgba(176,131,43,.10),transparent 60%),radial-gradient(700px 460px at 0% 0%,rgba(194,98,45,.07),transparent 55%)}
.hero-media .frame{box-shadow:var(--shadow),0 0 0 1px rgba(255,255,255,.6) inset}
.hero-media .frame::after{content:"";position:absolute;inset:0;border-radius:28px;box-shadow:0 0 0 1px rgba(176,131,43,.25) inset;pointer-events:none}
.btn--primary{background:linear-gradient(135deg,var(--brand),#B0521F)}
.btn--primary:hover{background:linear-gradient(135deg,var(--brand-d),#963f12)}
.card{box-shadow:0 1px 0 rgba(255,255,255,.7) inset}
.card .body{padding:20px 18px 22px}
.card h3{min-height:44px}
.sec-head h2{position:relative;padding-bottom:14px}
.sec-head h2::after{content:"";position:absolute;left:0;bottom:0;width:54px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--brand),var(--gold))}
.trust-item .ic{background:linear-gradient(135deg,#fff,#F3EAD9);box-shadow:0 6px 16px -10px rgba(194,98,45,.6)}
.mat .pic{background:linear-gradient(180deg,#fff,#FBF8F3)}
.testi{transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.testi:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.footer h4{display:flex;align-items:center;gap:8px}
.footer h4::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand)}
::selection{background:var(--brand);color:#fff}

/* ============ HIỆU ỨNG "LANH LANH" ============ */
/* Chữ nhấn có ánh sáng chạy qua */
.hero h1 .accent{background:linear-gradient(100deg,var(--brand) 0%,var(--gold) 45%,#E08A3E 55%,var(--brand) 100%);background-size:220% auto;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;animation:shine 5s linear infinite}
@keyframes shine{to{background-position:220% center}}
/* Nút bấm loé sáng khi rê chuột */
.btn{position:relative;overflow:hidden;isolation:isolate}
.btn--primary::before,.btn--light::before{content:"";position:absolute;top:0;left:-140%;width:55%;height:100%;background:linear-gradient(120deg,transparent,rgba(255,255,255,.5),transparent);transform:skewX(-20deg);z-index:1}
.btn--primary:hover::before,.btn--light:hover::before{left:150%;transition:left .75s ease}
/* Chấm hotline nhấp nháy */
.topbar .dot{animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(176,131,43,.65)}50%{box-shadow:0 0 0 7px rgba(176,131,43,0)}}
/* Reveal mượt hơn + hiệu ứng so le (delay đặt bằng JS qua --d) */
.reveal{opacity:0;transform:translateY(34px) scale(.985);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}
/* Thẻ sản phẩm: ánh sáng loé chéo khi rê chuột */
.card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 40%,rgba(255,255,255,.55) 50%,transparent 60%);transform:translateX(-120%);transition:transform .8s var(--ease);pointer-events:none;z-index:2}
.card:hover .thumb::after{transform:translateX(120%)}
/* Icon cam kết nảy nhẹ khi rê chuột */
.trust-item:hover .ic{transform:translateY(-4px) rotate(-6deg);transition:transform .35s var(--ease)}
/* Nút "Mua ngay" trên header thở nhẹ để hút mắt */
@media(prefers-reduced-motion:no-preference){
  .nav-cta .btn--primary{animation:breathe 3.2s ease-in-out infinite}
}
@keyframes breathe{0%,100%{box-shadow:0 10px 24px -12px rgba(194,98,45,.7)}50%{box-shadow:0 14px 34px -10px rgba(194,98,45,.95)}}
/* Mục danh mục: chữ trượt lên khi rê chuột */
.cat-tile .cap{transition:transform .4s var(--ease)}
.cat-tile:hover .cap{transform:translateY(-6px)}
/* Liên kết footer trượt nhẹ */
.footer ul a{display:inline-block;transition:opacity .25s,color .25s,transform .25s}
.footer ul a:hover{transform:translateX(4px)}