/* CÀ PHÊ BÀI VIỆT - giao diện quán cà phê phin (mẫu 1252) */
/* Bảng màu: nâu espresso, caramel, đồng, bọt sữa */
:root{
  --espresso:#33200f;
  --espresso-deep:#261708;
  --espresso-2:#1c1006;
  --caramel:#c98f4e;
  --caramel-soft:#e0b077;
  --copper:#b4662a;
  --copper-soft:#d08a4e;
  --foam:#f7f0e6;
  --foam-2:#eee2cf;
  --line:rgba(201,143,78,.35);
  --tx:#3a2a1c;
  --tx-soft:#7d6752;
  --shadow:0 18px 44px -18px rgba(28,16,6,.45);
  --radius:18px;
  --font-head:'Bitter',serif;
  --font-body:'Be Vietnam Pro',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
img{height:auto;max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
body.cf-body{
  font-family:var(--font-body);
  color:var(--tx);
  background:var(--foam);
  font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
.cf-shell{max-width:1240px;margin:0 auto;padding:0 24px}
.cf-skip{position:absolute;left:-9999px;top:0;background:var(--espresso);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 12px 0}
.cf-skip:focus{left:0}

/* Lớp bọt cà phê trên cùng */
.cf-foam{height:12px;background:
  radial-gradient(14px 8px at 10px 6px,var(--caramel) 40%,transparent 45%),
  radial-gradient(18px 9px at 34px 6px,var(--copper) 40%,transparent 45%),
  radial-gradient(14px 8px at 60px 6px,var(--caramel) 40%,transparent 45%),
  var(--espresso);background-size:72px 12px;background-repeat:repeat-x}

/* Đầu trang */
.cf-header{position:sticky;top:0;z-index:90;background:rgba(28,16,6,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.cf-header-in{display:flex;align-items:center;gap:28px;padding:14px 24px}
.cf-brand{display:flex;align-items:center;flex-shrink:0}
.cf-brand-img{height:52px;width:auto}
.cf-nav{margin-left:auto}
.cf-nav-list{display:flex;gap:4px;flex-wrap:wrap}
.cf-nav-a{display:block;padding:10px 14px;font-size:14px;font-weight:600;color:var(--foam);border-radius:999px;transition:color .25s,background .25s}
.cf-nav-a:hover{color:var(--caramel-soft)}
.cf-nav-a.is-active{color:var(--espresso-2);background:var(--caramel)}
.cf-burger{display:none;width:46px;height:46px;border:1px solid var(--line);background:transparent;border-radius:12px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.cf-burger span{display:block;width:20px;height:2px;background:var(--caramel);border-radius:2px;transition:transform .3s,opacity .3s}
.cf-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.cf-burger.is-open span:nth-child(2){opacity:0}
.cf-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Menu di động: hơi cà phê bốc lên */
.cf-scrim{position:fixed;inset:0;background:rgba(20,12,5,.7);opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;z-index:98}
.cf-scrim.is-on{opacity:1;visibility:visible}
.cf-phinmenu{position:fixed;inset:0;z-index:99;background:var(--espresso-2);opacity:0;visibility:hidden;transition:opacity .4s,visibility .4s;overflow:hidden}
.cf-phinmenu.is-open{opacity:1;visibility:visible}
.cf-stain{position:absolute;border:2px solid rgba(201,143,78,.28);border-radius:50%;pointer-events:none}
.cf-stain-1{width:420px;height:420px;right:-120px;top:-120px;box-shadow:inset 0 0 0 26px rgba(201,143,78,.1)}
.cf-stain-2{width:300px;height:300px;left:-100px;bottom:-80px;box-shadow:inset 0 0 0 18px rgba(180,102,42,.12)}
.cf-phinmenu-in{position:relative;height:100%;display:flex;flex-direction:column;padding:26px 30px 34px;overflow:auto}
.cf-phinmenu-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.cf-phinmenu-title{font-family:var(--font-head);font-size:20px;color:var(--caramel)}
.cf-phinmenu-close{width:46px;height:46px;border:1px solid var(--line);background:transparent;color:var(--caramel);font-size:26px;border-radius:50%;cursor:pointer;line-height:1}
.cf-phinmenu-list{display:flex;flex-direction:column;gap:8px;max-width:430px;margin:0 auto;width:100%}
.cf-phinmenu-list a{display:flex;align-items:center;gap:14px;padding:13px 18px;border:1px solid rgba(201,143,78,.3);border-radius:999px;color:var(--foam);
  transform:translateY(56px);opacity:0;transition:transform .45s cubic-bezier(.34,1.3,.64,1),opacity .45s,border-color .25s}
.cf-phinmenu.is-open .cf-phinmenu-list a{transform:translateY(0);opacity:1}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(1) a{transition-delay:.02s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(2) a{transition-delay:.06s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(3) a{transition-delay:.10s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(4) a{transition-delay:.14s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(5) a{transition-delay:.18s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(6) a{transition-delay:.22s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(7) a{transition-delay:.26s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(8) a{transition-delay:.30s}
.cf-phinmenu.is-open .cf-phinmenu-list li:nth-child(9) a{transition-delay:.34s}
.cf-phinmenu-list a:hover{border-color:var(--caramel)}
.cf-bean{width:9px;height:13px;flex-shrink:0;border-radius:50%;background:var(--caramel);position:relative}
.cf-bean::after{content:"";position:absolute;left:50%;top:1px;bottom:1px;width:1.5px;background:var(--espresso-2);transform:translateX(-50%) rotate(8deg);border-radius:2px}
.cf-phinmenu-no{font-family:var(--font-head);color:var(--caramel);font-size:14px}
.cf-phinmenu-name{font-size:16px;font-weight:600}
.cf-phinmenu-note{margin-top:auto;padding-top:24px;text-align:center;color:var(--caramel-soft);font-size:13px;opacity:.85}

/* Khối anh hùng: tách cà phê trên đĩa */
.cf-hero{background:
  radial-gradient(880px 440px at 86% 0%,rgba(180,102,42,.4),transparent 65%),
  linear-gradient(180deg,var(--espresso),var(--espresso-2));
  color:var(--foam);padding:82px 0 96px;overflow:hidden}
.cf-hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.cf-hero-kicker{display:flex;align-items:center;gap:10px;color:var(--caramel);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:18px}
.cf-hero-title{font-family:var(--font-head);font-weight:700;font-size:clamp(32px,4.4vw,52px);line-height:1.2;margin-bottom:20px;color:var(--foam)}
.cf-hero-desc{color:#e6d6c0;font-size:16.5px;max-width:52ch;margin-bottom:30px}
.cf-hero-acts{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.cf-btn{display:inline-flex;align-items:center;gap:10px;padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;transition:transform .25s,box-shadow .25s,background .25s,border-color .25s,color .25s;border:1px solid transparent}
.cf-btn b{font-weight:700}
.cf-btn:hover{transform:translateY(-2px)}
.cf-btn-brew{background:var(--copper);color:#fff;box-shadow:0 12px 26px -12px rgba(180,102,42,.85)}
.cf-btn-brew:hover{background:var(--copper-soft)}
.cf-btn-red{background:var(--copper);color:#fff;box-shadow:0 12px 26px -12px rgba(180,102,42,.85)}
.cf-btn-red:hover{background:var(--copper-soft)}
.cf-btn-gold{background:var(--caramel);color:var(--espresso-2);box-shadow:0 12px 26px -12px rgba(201,143,78,.85)}
.cf-btn-gold:hover{background:var(--caramel-soft)}
.cf-btn-line{border-color:var(--line);color:var(--caramel-soft);background:transparent}
.cf-btn-line:hover{border-color:var(--caramel);color:var(--caramel)}
.cf-btn-ghost{border-color:#d9c4a6;color:var(--tx);background:transparent}
.cf-btn-ghost:hover{border-color:var(--espresso);color:var(--espresso)}
.cf-hero-stats{display:flex;gap:38px}
.cf-hero-stats li{display:flex;flex-direction:column;gap:4px;border-left:2px solid var(--line);padding-left:16px}
.cf-hero-stats strong{font-family:var(--font-head);font-size:30px;color:var(--caramel)}
.cf-hero-stats span{font-size:13px;color:#c4a888}

.cf-cup-wrap{position:relative;max-width:460px;margin:0 auto;width:100%;padding-top:60px}
.cf-steam{position:absolute;top:0;width:12px;height:90px;border-radius:50%;pointer-events:none;
  background:linear-gradient(to top,rgba(238,226,210,0),rgba(238,226,210,.7),rgba(238,226,210,0));
  filter:blur(5px);opacity:0;animation:cf-rise 4.6s ease-in-out infinite}
.cf-steam-1{left:38%}
.cf-steam-2{left:52%;height:110px;animation-delay:1.5s}
.cf-steam-3{left:64%;animation-delay:2.8s}
@keyframes cf-rise{
  0%{transform:translateY(30px) scaleX(1) rotate(0deg);opacity:0}
  35%{opacity:.8}
  70%{transform:translateY(-26px) scaleX(1.5) rotate(6deg);opacity:.5}
  100%{transform:translateY(-52px) scaleX(1.9) rotate(-6deg);opacity:0}
}
.cf-cup{display:block;overflow:hidden;border-radius:50%;border:6px solid var(--caramel);box-shadow:var(--shadow),0 0 0 10px rgba(201,143,78,.18)}
.cf-cup img{width:100%;aspect-ratio:1/1;object-fit:cover}
.cf-saucer{display:block;height:26px;width:76%;margin:-8px auto 0;border-radius:50%;background:linear-gradient(180deg,var(--caramel),var(--espresso-deep));box-shadow:var(--shadow)}
.cf-cup-tag{position:absolute;top:64px;right:6px;background:var(--caramel);color:var(--espresso-2);font-weight:700;font-size:13px;letter-spacing:.12em;padding:8px 16px;border-radius:999px;transform:rotate(7deg);box-shadow:var(--shadow)}
.cf-cup-cap{position:absolute;bottom:8px;left:2%;background:rgba(28,16,6,.92);color:var(--caramel-soft);font-size:13px;font-weight:700;padding:8px 14px;border-radius:999px;border:1px solid var(--line)}

/* Khu vực chung */
.cf-section{padding:84px 0}
.cf-section-deep{background:linear-gradient(180deg,var(--espresso),var(--espresso-2));color:var(--foam)}
.cf-section-foam{background:var(--foam-2)}
.cf-head{margin-bottom:46px}
.cf-head-center{text-align:center}
.cf-head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap}
.cf-kicker{color:var(--copper);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:12.5px;margin-bottom:10px}
.cf-kicker-gold{color:var(--caramel)}
.cf-h2{font-family:var(--font-head);font-weight:700;font-size:clamp(26px,3.2vw,38px);line-height:1.25;color:var(--espresso-2)}
.cf-h2-cream{color:var(--foam)}
.cf-head-desc{color:var(--tx-soft);max-width:62ch;margin-top:12px}
.cf-head-center .cf-head-desc{margin-left:auto;margin-right:auto}
.cf-head-desc-cream{color:#e6d6c0}

/* Thẻ chuyên mục: túi cà phê gấp miệng 4x2 */
.cf-bags{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cf-bag{display:flex;flex-direction:column;background:#fff;border:1px solid #e2d3ba;border-radius:var(--radius);overflow:hidden;height:100%;transition:transform .3s,box-shadow .3s;position:relative}
.cf-bag:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.cf-bag-fold{display:block;height:16px;background:repeating-linear-gradient(90deg,var(--copper) 0 18px,var(--espresso) 18px 36px);border-bottom:3px solid var(--caramel)}
.cf-bag-media{display:block;overflow:hidden;margin:10px 12px 0;border-radius:10px}
.cf-bag-media img{width:100%;aspect-ratio:9/6.6;object-fit:cover;transition:transform .5s}
.cf-bag:hover .cf-bag-media img{transform:scale(1.06)}
.cf-bag-body{display:flex;flex-direction:column;gap:8px;padding:14px 18px 20px;flex:1}
.cf-no{font-family:var(--font-head);font-weight:700;font-size:12px;letter-spacing:.16em;color:var(--copper)}
.cf-bag-name{font-family:var(--font-head);font-weight:700;font-size:19px;color:var(--espresso-2)}
.cf-bag-desc{font-size:13.5px;color:var(--tx-soft);flex:1}
.cf-bag-go{font-size:13.5px;font-weight:700;color:var(--copper)}

/* Tiêu điểm: quầy pha */
.cf-bar{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:start}
.cf-lead{background:var(--foam);color:var(--tx);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.cf-lead a{display:flex;flex-direction:column;height:100%}
.cf-lead-media img{width:100%;aspect-ratio:8/5.2;object-fit:cover}
.cf-lead-body{display:flex;flex-direction:column;gap:12px;padding:26px}
.cf-chip{display:inline-flex;align-items:center;width:max-content;background:var(--copper);color:#fff;font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;letter-spacing:.06em}
.cf-lead-title{font-family:var(--font-head);font-weight:700;font-size:23px;line-height:1.32;color:var(--espresso-2)}
.cf-lead-desc{color:var(--tx-soft);font-size:14.5px}
.cf-lead-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--tx-soft);margin-top:auto}
.cf-more{font-weight:700;color:var(--copper);font-size:13.5px}
.cf-pours{display:flex;flex-direction:column;gap:16px}
.cf-pour a{display:flex;gap:16px;align-items:center;background:var(--foam);color:var(--tx);border:1px solid var(--line);border-radius:14px;padding:16px 20px;transition:transform .3s,box-shadow .3s}
.cf-pour a:hover{transform:translateX(8px);box-shadow:var(--shadow)}
.cf-pour-no{flex-shrink:0;width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--espresso-2);color:var(--caramel);font-family:var(--font-head);font-weight:700;font-size:15px;border:2px dashed var(--caramel)}
.cf-pour a:hover .cf-pour-no{background:var(--copper);color:#fff;border-color:var(--copper)}
.cf-pour-body{display:flex;flex-direction:column;gap:6px}
.cf-pour-title{font-family:var(--font-head);font-weight:700;font-size:16px;line-height:1.35;color:var(--espresso-2)}
.cf-pour-meta{display:flex;gap:12px;font-size:12.5px;color:var(--tx-soft)}
.cf-pour-meta i{font-style:normal;color:var(--copper);font-weight:600}

/* Lưới thẻ bài viết */
.cf-grid{display:grid;gap:24px}
.cf-grid-4{grid-template-columns:repeat(4,1fr)}
.cf-card{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid #e2d3ba;transition:transform .3s,box-shadow .3s}
.cf-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.cf-card-link{display:flex;flex-direction:column;height:100%}
.cf-card-media{position:relative;overflow:hidden;display:block}
.cf-card-media img{width:100%;aspect-ratio:8/5.6;object-fit:cover;transition:transform .5s}
.cf-card:hover .cf-card-media img{transform:scale(1.06)}
.cf-card-date{position:absolute;left:12px;bottom:12px;background:var(--espresso-2);color:var(--caramel);font-style:normal;font-weight:700;font-size:12.5px;padding:7px 14px;border-radius:50%;letter-spacing:.02em;border:2px dashed var(--caramel)}
.cf-card-body{display:flex;flex-direction:column;gap:9px;padding:18px;flex:1}
.cf-card-cat{font-size:12px;font-weight:700;color:var(--copper);letter-spacing:.1em;text-transform:uppercase}
.cf-card-title{font-family:var(--font-head);font-weight:700;font-size:16px;line-height:1.42;color:var(--espresso-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.cf-card-foot{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--tx-soft)}

/* Hỏi đáp: giọt cà phê */
.cf-faq-shell{max-width:880px}
.cf-faq{display:flex;flex-direction:column;gap:14px}
.cf-faq-item{background:#fff;border:1px solid #e2d3ba;border-radius:12px 12px 40px 12px;overflow:hidden}
.cf-faq-item[open]{border-color:var(--caramel);box-shadow:0 0 0 1px var(--caramel)}
.cf-faq-item summary{display:flex;align-items:center;gap:16px;padding:18px 24px;cursor:pointer;list-style:none}
.cf-faq-item summary::-webkit-details-marker{display:none}
.cf-faq-q{font-family:var(--font-head);font-weight:700;font-size:16.5px;color:var(--espresso-2);flex:1}
.cf-faq-ico{position:relative;width:22px;height:22px;flex-shrink:0}
.cf-faq-ico::before,.cf-faq-ico::after{content:"";position:absolute;background:var(--copper);border-radius:2px;transition:transform .3s}
.cf-faq-ico::before{left:0;top:10px;width:22px;height:2px}
.cf-faq-ico::after{left:10px;top:0;width:2px;height:22px}
.cf-faq-item[open] .cf-faq-ico::after{transform:rotate(90deg)}
.cf-faq-a{padding:0 24px 20px 62px;color:var(--tx-soft);font-size:14.5px}

/* Dải giới thiệu nâu đậm */
.cf-about{background:
  radial-gradient(700px 380px at 12% 100%,rgba(180,102,42,.35),transparent 70%),
  var(--espresso-2);
  color:var(--foam);padding:84px 0}
.cf-about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.cf-about-title{font-family:var(--font-head);font-weight:700;font-size:clamp(26px,3vw,36px);margin-bottom:16px;color:var(--foam)}
.cf-about-desc{color:#e6d6c0;margin-bottom:28px;max-width:56ch}
.cf-about-stats{display:flex;gap:34px;margin-bottom:32px}
.cf-about-stats li{display:flex;flex-direction:column;gap:4px;border-left:2px solid var(--line);padding-left:14px}
.cf-about-stats strong{font-family:var(--font-head);font-size:26px;color:var(--caramel)}
.cf-about-stats span{font-size:12.5px;color:#c4a888}
.cf-about-media{position:relative}
.cf-about-frame{display:block;border:3px solid var(--caramel);border-radius:var(--radius) 90px var(--radius) 90px;overflow:hidden;box-shadow:var(--shadow)}
.cf-about-frame img{width:100%;aspect-ratio:12/8.5;object-fit:cover}
.cf-about-cap{position:absolute;bottom:-14px;left:24px;background:var(--copper);color:#fff;font-size:13px;font-weight:700;padding:8px 16px;border-radius:999px;border:2px solid var(--caramel)}

/* Băng rôn trang trong */
.cf-ibanner{position:relative;background:
  radial-gradient(600px 240px at 90% 0%,rgba(180,102,42,.3),transparent 70%),
  var(--espresso);color:var(--foam);padding:56px 0;overflow:hidden}
.cf-ibanner-sky{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.cf-ibanner-sky i{position:absolute;width:150px;height:150px;border-radius:50%;filter:blur(12px);opacity:.5;
  background:radial-gradient(circle,rgba(238,226,210,.4),transparent 70%);animation:cf-drift 9s ease-in-out infinite alternate}
.cf-ibanner-sky i:nth-child(1){left:6%;top:-40px}
.cf-ibanner-sky i:nth-child(2){left:26%;bottom:-60px;width:190px;height:190px;animation-delay:1.4s;background:radial-gradient(circle,rgba(201,143,78,.45),transparent 70%)}
.cf-ibanner-sky i:nth-child(3){left:52%;top:-56px;animation-delay:2.6s}
.cf-ibanner-sky i:nth-child(4){left:74%;bottom:-48px;width:170px;height:170px;animation-delay:3.4s;background:radial-gradient(circle,rgba(201,143,78,.4),transparent 70%)}
.cf-ibanner-sky i:nth-child(5){left:90%;top:-30px;animation-delay:4.2s}
@keyframes cf-drift{from{transform:translateY(-14px)}to{transform:translateY(16px)}}
.cf-ibanner-in{position:relative}
.cf-ibanner-title{font-family:var(--font-head);font-weight:700;font-size:clamp(28px,3.6vw,42px);margin:12px 0 10px;color:var(--foam)}
.cf-ibanner-desc{color:#e6d6c0;max-width:64ch;font-size:15px}

/* Đường dẫn */
.cf-crumb{padding:18px 0 0}
.cf-crumb-list{display:flex;align-items:center;gap:10px;flex-wrap:wrap;list-style:none;margin:0;padding:0;font-size:13.5px;color:#c4a888}
.cf-crumb-list li{display:flex;align-items:center;gap:10px}
.cf-crumb-list li+li::before{content:"\25C6";color:var(--caramel);font-size:9px}
.cf-crumb-list a{color:var(--caramel-soft);font-weight:600}
.cf-crumb-list a:hover{text-decoration:underline}
.cf-crumb-list strong{color:var(--foam);font-weight:600}
.cf-crumb-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13.5px;color:var(--tx-soft)}
.cf-crumb-line a{color:var(--copper);font-weight:600}
.cf-crumb-line a:hover{text-decoration:underline}
.cf-crumb-sep{color:var(--caramel);font-size:10px}
.cf-crumb-now{font-weight:700;color:var(--espresso-2)}
.cf-ibanner .cf-crumb{padding:0}

/* Đầu trang nội dung */
.cf-page{padding-top:56px}
.cf-page-head{margin-bottom:40px}
.cf-page-h1{font-family:var(--font-head);font-weight:700;font-size:clamp(28px,3.4vw,40px);color:var(--espresso-2);margin-bottom:14px}
.cf-page-desc{color:var(--tx-soft);max-width:70ch;margin-bottom:24px}
.cf-page-acts{display:flex;gap:14px;flex-wrap:wrap}

/* Chuyên mục khác */
.cf-other{margin-top:56px}
.cf-block-h,.cf-other-title,.cf-rel-title{font-family:var(--font-head);font-weight:700;font-size:24px;color:var(--espresso-2);margin-bottom:22px}
.cf-other-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.cf-other-list a{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid #e2d3ba;border-radius:14px;padding:16px 18px;transition:transform .25s,box-shadow .25s}
.cf-other-list a:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.cf-other-body{display:flex;flex-direction:column;gap:4px;flex:1}
.cf-other-body strong{font-family:var(--font-head);font-weight:700;font-size:16px;color:var(--espresso-2)}
.cf-other-body span{font-size:13px;color:var(--tx-soft)}
.cf-other-go{color:var(--caramel);font-size:20px;font-weight:700}

/* Trang danh sách */
.cf-list-wrap{display:grid;grid-template-columns:1fr 330px;gap:44px;align-items:start}
.cf-rows{display:flex;flex-direction:column;gap:18px}
.cf-lrow{background:#fff;border:1px solid #e2d3ba;border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.cf-lrow:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.cf-lrow-link{display:grid;grid-template-columns:230px 1fr 74px}
.cf-lrow-media img{width:100%;height:100%;object-fit:cover}
.cf-lrow-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px}
.cf-lrow-meta i{font-style:normal;font-size:12px;font-weight:700;color:var(--copper);letter-spacing:.1em;text-transform:uppercase}
.cf-lrow-title{font-family:var(--font-head);font-weight:700;font-size:18px;line-height:1.35;color:var(--espresso-2)}
.cf-lrow-desc{font-size:13.5px;color:var(--tx-soft)}
.cf-lrow-date{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:var(--espresso-2);color:var(--caramel);padding:10px}
.cf-lrow-date b{font-family:var(--font-head);font-size:26px;line-height:1}
.cf-lrow-date i{font-style:normal;font-size:11px;letter-spacing:.08em;color:var(--caramel-soft)}
.cf-pagi{display:flex;gap:8px;margin-top:30px;flex-wrap:wrap}
.cf-pagi a,.cf-pagi button{min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #e2d3ba;background:#fff;color:var(--tx);border-radius:50%;font-weight:700;font-size:14px;cursor:pointer;padding:0 12px;font-family:var(--font-body)}
.cf-pagi .is-cur{background:var(--copper);border-color:var(--copper);color:#fff}
.cf-pagi .is-dis{opacity:.45;pointer-events:none}
.cf-pagi a:hover:not(.is-cur){border-color:var(--caramel);color:var(--copper)}

/* Cột bên */
.cf-side{display:flex;flex-direction:column;gap:26px;position:sticky;top:96px}
.cf-side-box{background:#fff;border:1px solid #e2d3ba;border-radius:var(--radius);padding:22px}
.cf-side-h{font-family:var(--font-head);font-weight:700;font-size:18px;color:var(--espresso-2);margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--caramel)}
.cf-side-hot{display:flex;flex-direction:column;gap:14px}
.cf-side-hot a{display:grid;grid-template-columns:76px 1fr;gap:12px;align-items:center}
.cf-side-hot img{width:76px;height:58px;object-fit:cover;border-radius:10px}
.cf-side-hot-body{display:flex;flex-direction:column;gap:3px}
.cf-side-hot-body strong{font-size:13.5px;font-weight:600;line-height:1.4;color:var(--espresso-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cf-side-hot-body time{font-size:11.5px;color:var(--tx-soft)}
.cf-side-more{display:inline-flex;gap:6px;margin-top:16px;font-size:13.5px;font-weight:700;color:var(--copper)}
.cf-side-list{display:flex;flex-direction:column;gap:12px}
.cf-side-list a{display:flex;gap:12px;align-items:baseline;font-size:13.5px;color:var(--espresso-2)}
.cf-side-list a:hover{color:var(--copper)}
.cf-dot{width:24px;height:24px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;background:var(--espresso-2);color:var(--caramel);border-radius:50%;font-size:12px;font-weight:800;transform:translateY(4px)}
.cf-side-note{background:var(--espresso-2);border-color:var(--line)}
.cf-side-note .cf-side-h{color:var(--caramel);border-color:var(--caramel)}
.cf-side-note p{color:#e6d6c0;font-size:13.5px;margin-bottom:16px}

/* Trang bài viết */
.cf-article-wrap{display:grid;grid-template-columns:1fr 330px;gap:44px;align-items:start}
.cf-article-h1{font-family:var(--font-head);font-weight:700;font-size:clamp(26px,3vw,38px);line-height:1.3;color:var(--espresso-2);margin-bottom:18px}
.cf-article-meta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--tx-soft);margin-bottom:24px}
.cf-meta-item b{color:var(--espresso-2)}
.cf-article-figure{margin-bottom:26px;border-radius:var(--radius);overflow:hidden;border:1px solid #e2d3ba}
.cf-article-figure img{width:100%;height:auto}
.cf-article-body{font-size:16px;color:var(--tx)}
.cf-article-body p{margin-bottom:18px}
.cf-article-body h2{font-family:var(--font-head);font-weight:700;font-size:24px;color:var(--espresso-2);margin:34px 0 14px;padding-left:14px;border-left:4px solid var(--copper)}
.cf-article-body h3{font-family:var(--font-head);font-weight:700;font-size:19px;color:var(--espresso-2);margin:26px 0 12px}
.cf-article-body ul,.cf-article-body ol{margin:0 0 18px 22px;list-style:disc}
.cf-article-body ol{list-style:decimal}
.cf-article-body li{margin-bottom:8px}
.cf-article-body img{border-radius:12px;margin:20px 0}
.cf-article-body blockquote{border-left:4px solid var(--caramel);background:var(--foam-2);padding:16px 20px;border-radius:0 12px 12px 0;margin:0 0 18px;color:var(--tx-soft);font-style:italic}
.cf-article-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:30px;padding-top:22px;border-top:1px solid #e2d3ba}
.cf-tag-label{font-size:13px;color:var(--tx-soft)}
.cf-tag{background:var(--foam-2);border:1px solid #e2d3ba;color:var(--tx);font-size:12.5px;font-weight:600;padding:6px 14px;border-radius:999px;transition:all .25s}
.cf-tag:hover{background:var(--copper);border-color:var(--copper);color:#fff}
.cf-switcher{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:34px 0 44px}
.cf-switcher-cell{background:#fff;border:1px solid #e2d3ba;border-radius:14px;padding:16px 18px;display:flex;flex-direction:column;gap:6px}
.cf-switcher-next{text-align:right}
.cf-switcher-label{font-size:12px;font-weight:700;color:var(--copper);letter-spacing:.12em;text-transform:uppercase}
.cf-switcher-link{font-family:var(--font-head);font-weight:700;font-size:15px;color:var(--espresso-2)}
.cf-switcher-link:hover{color:var(--copper)}
.cf-switcher-empty{font-size:13.5px;color:var(--tx-soft)}

/* Liên kết website */
.cf-flink{background:var(--foam-2);padding:56px 0}
.cf-flink-head{text-align:center;margin-bottom:30px}
.cf-flink-title{font-family:var(--font-head);font-weight:700;font-size:24px;color:var(--espresso-2);margin-bottom:8px}
.cf-flink-note{color:var(--tx-soft);font-size:14px}
.cf-flink-row{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.cf-flink-chip{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid #e2d3ba;border-radius:999px;padding:10px 20px 10px 10px;font-weight:600;font-size:14px;color:var(--espresso-2);transition:transform .25s,box-shadow .25s}
.cf-flink-chip:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.cf-flink-logo{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--caramel)}

/* Chân trang */
.cf-footer{background:var(--espresso-2);color:var(--foam);padding-bottom:36px}
.cf-string{display:flex;justify-content:center;gap:16px;padding:18px 0}
.cf-string i{position:relative;width:7px;height:11px;border-radius:50%;background:var(--caramel);opacity:.9}
.cf-string i::after{content:"";position:absolute;left:50%;top:1px;bottom:1px;width:1.5px;background:var(--espresso-2);transform:translateX(-50%) rotate(8deg);border-radius:2px}
.cf-string i:nth-child(2n){height:9px;opacity:.6}
.cf-string i:nth-child(3n){height:13px}
.cf-string-foot{margin-bottom:32px;border-bottom:1px solid rgba(201,143,78,.2);padding-bottom:24px}
.cf-foot-top{display:flex;align-items:center;gap:30px;flex-wrap:wrap;margin-bottom:44px}
.cf-fbrand{display:flex;align-items:center}
.cf-fbrand-img{height:56px;width:auto}
.cf-foot-slogan{color:#c4a888;font-size:14px;max-width:52ch}
.cf-foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(201,143,78,.2);margin-bottom:26px}
.cf-foot-h{font-family:var(--font-head);font-weight:700;font-size:17px;color:var(--caramel);margin-bottom:16px}
.cf-foot-list{display:flex;flex-direction:column;gap:10px}
.cf-foot-cats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.cf-foot-list a{color:#e6d6c0;font-size:14px;transition:color .25s,padding-left .25s}
.cf-foot-list a:hover{color:var(--caramel-soft);padding-left:4px}
.cf-foot-info{display:flex;flex-direction:column;gap:12px}
.cf-foot-info li{display:flex;flex-direction:column;gap:2px}
.cf-foot-key{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--caramel);font-weight:700}
.cf-foot-val{font-size:14px;color:var(--foam)}
.cf-foot-copy{font-size:13px;color:#a3835f;margin-bottom:14px}
.cf-foot-meta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;font-size:12.5px;color:#a3835f}
.cf-foot-sitemap{color:var(--caramel)}
.cf-foot-sitemap:hover{text-decoration:underline}

/* Nút lên đầu trang */
.cf-top-btn{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;background:var(--copper);color:#fff;border:2px solid var(--caramel);font-size:20px;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s;z-index:80}
.cf-top-btn.is-on{opacity:1;visibility:visible;transform:none}
.cf-top-btn:hover{background:var(--copper-soft)}

/* Trang 404 */
.cf-404{padding:110px 0;background:
  radial-gradient(700px 340px at 50% 0%,rgba(180,102,42,.3),transparent 70%),
  var(--espresso-2);color:var(--foam)}
.cf-404-board{max-width:640px;margin:0 auto;text-align:center;padding:0 24px}
.cf-404-code{display:block;font-family:var(--font-head);font-weight:700;font-size:120px;line-height:1;color:transparent;-webkit-text-stroke:2px var(--caramel);margin-bottom:16px}
.cf-404-kicker{color:var(--caramel);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px;margin-bottom:12px}
.cf-404-title{font-family:var(--font-head);font-weight:700;font-size:32px;margin-bottom:14px;color:var(--foam)}
.cf-404-desc{color:#e6d6c0;margin-bottom:30px}
.cf-404-acts{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Hiệu ứng hiện dần, chỉ bật khi có js */
html.cf-js .cf-reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
html.cf-js .cf-reveal.is-in{opacity:1;transform:none}

/* Đáp ứng màn hình */
@media(max-width:1100px){
  .cf-bags,.cf-grid-4{grid-template-columns:repeat(2,1fr)}
  .cf-nav{display:none}
  .cf-burger{display:flex}
  .cf-hero-in{grid-template-columns:1fr;gap:44px}
  .cf-cup-wrap{max-width:380px}
}
@media(max-width:900px){
  .cf-bar{grid-template-columns:1fr}
  .cf-list-wrap,.cf-article-wrap{grid-template-columns:1fr}
  .cf-side{position:static}
  .cf-about-wrap{grid-template-columns:1fr;gap:44px}
  .cf-foot-grid{grid-template-columns:1fr;gap:30px}
  .cf-other-list{grid-template-columns:1fr}
}
@media(max-width:640px){
  .cf-section{padding:60px 0}
  .cf-hero{padding:56px 0 64px}
  .cf-hero-stats{gap:22px;flex-wrap:wrap}
  .cf-bags,.cf-grid-4{grid-template-columns:1fr}
  .cf-lrow-link{grid-template-columns:120px 1fr}
  .cf-lrow-date{display:none}
  .cf-switcher{grid-template-columns:1fr}
  .cf-switcher-next{text-align:left}
  .cf-faq-a{padding-left:24px}
  .cf-head-split{align-items:flex-start;flex-direction:column}
  .cf-foot-cats{grid-template-columns:1fr 1fr}
  .cf-steam{height:60px}
}