:root{
    --cream:#f6f0e4; --cream-2:#efe6d3; --brown:#3d2413; --brown-2:#5c3a1c;
    --gold:#b7410e; --gold-2:#e0955a; --white:#fffdf8; --muted:#7a6a56;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:'Be Vietnam Pro',sans-serif;background:var(--cream);color:var(--brown);line-height:1.7}
  h1,h2,h3{font-family:'Playfair Display',serif;line-height:1.3}
  img{max-width:100%;display:block}
  a{color:inherit}
  .wrap{max-width:1120px;margin:0 auto;padding:0 22px}

  /* Header */
  header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(246,240,228,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(61,36,19,.12);transition:box-shadow .3s}
  header.scrolled{box-shadow:0 4px 24px rgba(61,36,19,.12)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:72px}
  .brand{display:flex;align-items:center;gap:12px;text-decoration:none}
  .brand img{width:46px;height:46px;border-radius:50%;object-fit:cover;border:2px solid var(--gold)}
  .brand b{font-family:'Playfair Display',serif;font-size:1.35rem;letter-spacing:.14em}
  .brand small{display:block;font-family:'Be Vietnam Pro',sans-serif;font-size:.62rem;letter-spacing:.22em;color:var(--muted);font-weight:500}
  .links{display:flex;gap:30px;align-items:center}
  .links a{text-decoration:none;font-weight:500;font-size:.95rem;position:relative}
  .links a:not(.btn)::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;background:var(--gold);transition:width .25s}
  .links a:not(.btn):hover::after{width:100%}
  .btn{display:inline-block;background:var(--brown);color:var(--cream);padding:12px 28px;border-radius:999px;text-decoration:none;font-weight:600;font-size:.95rem;transition:transform .2s,background .2s;border:none;cursor:pointer}
  .btn:hover{background:var(--brown-2);transform:translateY(-2px)}
  .btn.gold{background:var(--gold);color:#fff}
  .btn.gold:hover{background:#a5763a}
  .btn.zalo{background:#0068ff;color:#fff}
  .btn.zalo:hover{background:#0052cc}
  .burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
  .burger span{display:block;width:26px;height:3px;background:var(--brown);margin:5px 0;border-radius:2px;transition:.3s}

  /* Hero */
  .hero{min-height:100svh;display:flex;align-items:center;position:relative;color:#fff;padding:120px 0 80px;overflow:hidden}
  .hero-bg{position:absolute;inset:0;background:url('images/hero-roastery.jpg') center/cover no-repeat;filter:brightness(.62) saturate(1.05)}
  .hero-inner{position:relative;z-index:2;max-width:1120px;margin:0 auto;padding:0 22px;width:100%}
  .kicker{display:inline-block;font-size:.78rem;letter-spacing:.32em;font-weight:600;color:var(--gold-2);text-transform:uppercase;margin-bottom:18px;border:1px solid rgba(224,149,90,.55);padding:8px 18px;border-radius:999px;background:rgba(0,0,0,.25)}
  .hero h1{font-size:clamp(2.6rem,6vw,4.6rem);margin-bottom:20px;text-shadow:0 2px 30px rgba(0,0,0,.4)}
  .hero p.lead{font-size:clamp(1.05rem,2vw,1.3rem);max-width:620px;margin-bottom:34px;color:#f3ead9;font-weight:300}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap}

  /* Sections */
  section{padding:96px 0}
  .sec-head{text-align:center;max-width:680px;margin:0 auto 54px}
  .sec-head .eyebrow{font-size:.75rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold);font-weight:600;margin-bottom:12px}
  .sec-head h2{font-size:clamp(1.9rem,4vw,2.7rem);margin-bottom:16px}
  .sec-head p{color:var(--muted)}

  /* About */
  .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
  .about-img{border-radius:20px;overflow:hidden;box-shadow:0 24px 60px rgba(61,36,19,.22)}
  .about-img img{aspect-ratio:4/3.4;object-fit:cover;width:100%}
  .about-txt h2{font-size:clamp(1.9rem,4vw,2.6rem);margin-bottom:20px}
  .about-txt p{margin-bottom:16px;color:#54432e}
  .about-txt strong{color:var(--brown)}
  .stats{display:flex;gap:36px;margin-top:28px}
  .stats div b{display:block;font-family:'Playfair Display',serif;font-size:2rem;color:var(--brown-2)}
  .stats div span{font-size:.85rem;color:var(--muted)}

  /* Products */
  #san-pham{background:var(--cream-2)}
  .products{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
  .card{background:var(--white);border-radius:20px;overflow:hidden;box-shadow:0 14px 40px rgba(61,36,19,.1);transition:transform .3s,box-shadow .3s;display:flex;flex-direction:column}
  .card:hover{transform:translateY(-8px);box-shadow:0 24px 60px rgba(61,36,19,.18)}
  .card img{aspect-ratio:1/1;object-fit:cover;width:100%}
  .card-body{padding:26px;display:flex;flex-direction:column;flex:1}
  .card-body .tag{align-self:flex-start;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:8px}
  .card-body h3{font-size:1.4rem;margin-bottom:8px}
  .card-body p{font-size:.92rem;color:var(--muted);margin-bottom:18px;flex:1}
  .price-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
  .price{font-family:'Playfair Display',serif;font-size:1.5rem;font-weight:700;color:var(--brown-2)}
  .price small{font-family:'Be Vietnam Pro',sans-serif;font-size:.8rem;color:var(--muted);font-weight:400}
  .card .btn{text-align:center;width:100%}

  /* Values */
  .values{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .value{background:var(--white);border-radius:18px;padding:34px 24px;text-align:center;box-shadow:0 10px 30px rgba(61,36,19,.07)}
  .value .icon{font-size:2.2rem;margin-bottom:14px}
  .value h3{font-size:1.1rem;margin-bottom:10px;font-family:'Be Vietnam Pro',sans-serif;font-weight:600}
  .value p{font-size:.88rem;color:var(--muted)}

  /* Order */
  #dat-hang{background:linear-gradient(135deg,var(--brown) 0%,#241305 100%);color:var(--cream);text-align:center;border-radius:32px;margin:0 22px;max-width:1076px;margin-left:auto;margin-right:auto}
  #dat-hang .sec-head h2{color:#fff}
  #dat-hang .sec-head p{color:#d8c9ae}
  .zalo-num{font-family:'Playfair Display',serif;font-size:clamp(2rem,5vw,3.2rem);letter-spacing:.06em;margin:10px 0 30px;color:var(--gold-2)}
  .order-steps{display:flex;justify-content:center;gap:44px;flex-wrap:wrap;margin:44px 0 10px}
  .step{max-width:220px}
  .step b{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:50%;background:rgba(217,184,120,.16);border:1px solid var(--gold-2);color:var(--gold-2);font-size:1.3rem;margin:0 auto 14px;font-family:'Playfair Display',serif}
  .step p{font-size:.92rem;color:#d8c9ae}

  /* Footer */
  footer{background:#1c0f05;color:#cdbb9c;padding:64px 0 30px}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px;margin-bottom:44px}
  .foot-grid h4{font-family:'Be Vietnam Pro',sans-serif;font-size:.8rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-2);margin-bottom:18px}
  .foot-grid p,.foot-grid a{font-size:.92rem;color:#cdbb9c;text-decoration:none}
  .foot-grid a:hover{color:#fff}
  .foot-brand{display:flex;align-items:center;gap:14px;margin-bottom:16px}
  .foot-brand img{width:56px;height:56px;border-radius:50%;object-fit:cover;border:2px solid var(--gold)}
  .foot-brand b{font-family:'Playfair Display',serif;font-size:1.5rem;letter-spacing:.14em;color:#fff}
  .copy{border-top:1px solid rgba(205,187,156,.18);padding-top:26px;text-align:center;font-size:.82rem;color:#8f7a5e}

  /* Reveal */
  .rv{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
  .rv.in{opacity:1;transform:none}

  /* Floating Zalo */
  .float-zalo{position:fixed;right:22px;bottom:22px;z-index:60;background:#0068ff;color:#fff;width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.8rem;text-decoration:none;box-shadow:0 10px 30px rgba(0,104,255,.45);transition:transform .2s}
  .float-zalo:hover{transform:scale(1.1)}

  @media(max-width:900px){
    .links{position:fixed;top:72px;right:0;left:0;background:var(--cream);flex-direction:column;padding:26px;gap:20px;border-bottom:1px solid rgba(61,36,19,.12);transform:translateY(-130%);transition:transform .35s;box-shadow:0 20px 40px rgba(61,36,19,.12)}
    .links.open{transform:none}
    .burger{display:block}
    .about-grid{grid-template-columns:1fr;gap:36px}
    .products{grid-template-columns:1fr;max-width:440px;margin:0 auto}
    .values{grid-template-columns:repeat(2,1fr)}
    .foot-grid{grid-template-columns:1fr;gap:30px}
    section{padding:72px 0}
  }

/* Blog */
.post-hero img{border-radius:20px;aspect-ratio:16/9;object-fit:cover;width:100%}
.post-body{max-width:760px;margin:40px auto}
.post-body h2{font-size:1.6rem;margin:36px 0 14px}
.post-body h3{font-size:1.25rem;margin:28px 0 10px}
.post-body p{margin-bottom:16px;color:#54432e}
.post-body ul{margin:0 0 16px 22px;color:#54432e}
.post-body blockquote{border-left:4px solid var(--gold);padding:6px 0 6px 20px;margin:24px 0;font-style:italic;color:var(--brown-2)}
.cat-tag{display:inline-block;font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:700}
.post-nav{display:flex;justify-content:space-between;gap:16px;margin:56px 0 0;flex-wrap:wrap}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.blog-grid .card img{aspect-ratio:16/9}
@media(max-width:900px){.blog-grid{grid-template-columns:1fr;max-width:440px;margin:0 auto}}

/* Origin slider */
.slider{position:relative;overflow:hidden;border-radius:20px;box-shadow:0 24px 60px rgba(61,36,19,.22)}
.slides{display:flex;transition:transform .55s ease}
.slide{min-width:100%;position:relative}
.slide img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.slide-cap{position:absolute;left:0;right:0;bottom:0;padding:44px 28px 24px;background:linear-gradient(transparent,rgba(20,10,2,.78));color:#fff}
.slide-cap h3{font-size:1.35rem;margin-bottom:6px}
.slide-cap p{font-size:.92rem;color:#f0e4cc}
.sbtn{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:46px;border-radius:50%;border:none;background:rgba(246,240,228,.9);color:var(--brown);font-size:1.3rem;cursor:pointer;z-index:3}
.sbtn.prev{left:14px}
.sbtn.next{right:14px}
.dots{position:absolute;bottom:16px;left:0;right:0;display:flex;gap:8px;justify-content:center;z-index:3}
.dots button{width:10px;height:10px;border-radius:50%;border:none;background:rgba(255,255,255,.45);cursor:pointer;padding:0}
.dots button.on{background:var(--gold-2)}

/* Product specs */
.specs{margin:0 0 18px;border-top:1px solid rgba(61,36,19,.1)}
.specs div{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid rgba(61,36,19,.1);font-size:.85rem}
.specs dt{color:var(--muted);font-weight:500;flex-shrink:0}
.specs dd{font-weight:600;color:var(--brown);text-align:right;margin:0}

/* FAQ */
#faq{background:var(--white)}
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-list details{background:var(--cream);border:1px solid rgba(61,36,19,.12);border-radius:14px;padding:0;overflow:hidden;transition:box-shadow .25s}
.faq-list details[open]{box-shadow:0 10px 30px rgba(61,36,19,.1)}
.faq-list summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:600;font-size:1.02rem;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";font-size:1.5rem;color:var(--gold);font-weight:400;flex-shrink:0;transition:transform .25s}
.faq-list details[open] summary::after{transform:rotate(45deg)}
.faq-list details p{padding:0 24px 22px;color:#54432e;font-size:.95rem}

/* Policy page */
.policy{padding:150px 0 96px}
.policy .wrap{max-width:820px}
.policy h3{font-size:1.35rem;margin:38px 0 12px;color:var(--brown-2)}
.policy p,.policy li{color:#54432e;margin-bottom:12px}
.policy ul{margin:0 0 12px 22px}
.policy a{color:var(--brown-2);font-weight:600}
@media(max-width:900px){.policy{padding:120px 0 72px}}