/* ============================================================================
   daotao.cfdways.com — trang giới thiệu + khung chung của phòng thi.
   Hệ màu, chữ và khoảng cách lấy từ website CFDWAYS (CW_Website_2026/style.css):
   một màu xanh logo #2B65B0, thang xám trung tính ấm, phân tách bằng chênh nền
   (#F7F7F7 / #EDEDED) thay cho viền và bóng.
   ========================================================================== */

@font-face{font-family:"Noto Sans";font-style:normal;font-weight:400 700;font-display:swap;
  src:url(../fonts/noto-sans-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:"Noto Sans";font-style:normal;font-weight:400 700;font-display:swap;
  src:url(../fonts/noto-sans-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:"Noto Sans";font-style:normal;font-weight:400 700;font-display:swap;
  src:url(../fonts/noto-sans-latin-ext.woff2) format("woff2");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --font:"Noto Sans",system-ui,-apple-system,"Segoe UI","Helvetica Neue",Arial,sans-serif;
  --brand:#2B65B0; --brand-mid:#1F4E88; --brand-lite:#4C86CE; --brand-wash:#E4E9EF;
  --dark:#1A1918;
  --ink:#2C2A29; --muted:#6E6B69; --faint:#9A9794; --line:#E0E0DF;
  --bg:#F7F7F7; --soft:#EDEDED; --card:#FFFFFF;
  --ok:#1E7A46; --ok-bg:#E6F4EC; --bad:#B3261E; --bad-bg:#FBEAE8; --warn:#8A5A00; --warn-bg:#FFF3D6;
  --r:4px; --max:1240px;
  --shadow:0 1px 2px rgba(26,25,24,.05),0 8px 24px rgba(26,25,24,.06);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;font-family:var(--font);font-size:15px;line-height:1.6;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-mid)}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
[hidden]{display:none!important}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.tnum{font-variant-numeric:tabular-nums}
.nw{white-space:nowrap}

/* ---------- thanh trên cùng ---------- */
.top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:28px;height:64px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);flex:none}
.brand:hover{color:var(--ink)}
.brand img{height:26px;width:auto}
.brand span{padding-left:12px;border-left:1px solid var(--line);font-weight:600;font-size:14px;letter-spacing:.01em;white-space:nowrap}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{padding:8px 12px;color:var(--muted);font-weight:500;font-size:14px;border-radius:var(--r);white-space:nowrap}
.nav a:hover{color:var(--ink);background:var(--bg)}
.top .btn{flex:none}

/* ---------- nút ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;
  border-radius:var(--r);border:1.5px solid var(--brand);background:var(--brand);color:#fff;
  font:inherit;font-weight:600;font-size:14px;cursor:pointer;white-space:nowrap;
  transition:background .15s,border-color .15s,color .15s}
.btn:hover{background:var(--brand-mid);border-color:var(--brand-mid);color:#fff}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn svg{width:17px;height:17px;flex:none}
.btn-line{background:transparent;color:var(--brand)}
.btn-line:hover{background:var(--brand);color:#fff}
.btn-sm{height:38px;padding:0 16px;font-size:13.5px}
.btn-light{background:#fff;border-color:#fff;color:var(--brand)}
.btn-light:hover{background:var(--brand-wash);border-color:var(--brand-wash);color:var(--brand-mid)}
.btn:disabled{opacity:.5;cursor:not-allowed}

.eyebrow{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}

/* ---------- mở đầu ---------- */
.hero{padding:28px 0 0}
.hero-panel{background:var(--soft);border-radius:6px;padding:clamp(28px,4.5vw,64px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(28px,4vw,64px);align-items:center}
.hero h1{font-size:clamp(1.9rem,3.4vw,2.75rem);letter-spacing:-.025em;line-height:1.14;max-width:21ch}
.hero .lead{margin-top:18px;font-size:clamp(1rem,1.2vw,1.08rem);color:var(--muted);max-width:52ch}
.btnrow{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero-img{border-radius:4px;overflow:hidden;aspect-ratio:16/10;background:var(--line)}
.hero-img img{width:100%;height:100%;object-fit:cover}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:clamp(28px,3.5vw,44px);
  border-top:1px solid #D6D5D3;padding-top:22px}
.facts div{padding-right:18px}
.facts div+div{padding-left:18px;border-left:1px solid #D6D5D3}
.facts b{display:block;font-size:14px;font-weight:600}
.facts span{display:block;font-size:13px;color:var(--muted);margin-top:2px}

/* ---------- dải vào phòng thi ---------- */
.gate{margin-top:20px;background:var(--brand-mid);color:#fff;border-radius:6px;
  padding:clamp(22px,3vw,34px) clamp(24px,4.5vw,64px);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px 40px;align-items:center;
  background-image:radial-gradient(120% 140% at 100% 0%,rgba(76,134,206,.55) 0%,rgba(31,78,136,0) 60%)}
.gate .eyebrow{color:rgba(255,255,255,.75);margin-bottom:8px}
.gate h2{color:#fff;font-size:clamp(1.25rem,2vw,1.55rem)}
.gate p{color:rgba(255,255,255,.85);margin-top:6px;font-size:14.5px}
.gate-form{display:flex;gap:10px;align-items:stretch}
.gate-form input{height:48px;width:220px;border:0;border-radius:var(--r);padding:0 16px;
  font:inherit;font-size:18px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);background:#fff}
.gate-form input::placeholder{color:#B5B3B0;letter-spacing:.14em;font-weight:500}
.gate-form input:focus{outline:3px solid rgba(255,255,255,.45);outline-offset:0}
.gate-form .btn{height:48px}

/* ---------- section ---------- */
.sec{padding:clamp(56px,7vw,96px) 0 0}
.sec-head{max-width:760px;margin-bottom:clamp(24px,3vw,36px)}
.sec-head h2{font-size:clamp(1.5rem,2.4vw,2rem);letter-spacing:-.02em}
.sec-head p{color:var(--muted);margin-top:10px}

/* Ba nhóm học viên */
.aud{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.aud-c{background:var(--card);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.aud-img{aspect-ratio:16/9;background:var(--line)}
.aud-img img{width:100%;height:100%;object-fit:cover}
.aud-b{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.aud-b h3{font-size:1.12rem}
.aud-b > p{color:var(--muted);font-size:14px;margin-top:6px}
.ticks{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:9px}
.ticks li{display:grid;grid-template-columns:18px 1fr;gap:10px;font-size:14px;line-height:1.5}
.ticks svg{width:18px;height:18px;margin-top:2px;stroke:var(--brand);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.aud-f{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);margin-top:20px;font-size:13px}
.aud-f small{display:block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.aud-f span{font-weight:600}

/* Bốn hình thức */
.formats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;background:var(--soft);border-radius:6px;overflow:hidden}
.fmt{background:var(--soft);padding:26px 24px 28px}
.fmt + .fmt{border-left:1px solid #DCDBDA}
.fmt-n{font-size:2rem;font-weight:700;color:var(--brand);line-height:1;letter-spacing:-.03em}
.fmt h3{font-size:1rem;margin-top:16px}
.fmt p{font-size:14px;color:var(--muted);margin-top:6px}

/* Chương trình tiêu biểu */
.prog{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,2fr);gap:clamp(24px,4vw,56px);align-items:start}
.prog-side{position:sticky;top:96px}
.prog-side h3{font-size:1.3rem;line-height:1.3}
.prog-side p{color:var(--muted);margin-top:10px;font-size:14.5px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.chip{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:15px;background:var(--card);
  font-size:13px;font-weight:500;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.chip b{color:var(--brand);font-weight:700}
.days{display:grid;gap:14px}
.day{background:var(--card);border-radius:6px;box-shadow:var(--shadow);overflow:hidden}
.day-h{display:flex;align-items:baseline;gap:12px;padding:14px 22px;background:#FBFBFB;border-bottom:1px solid var(--line)}
.day-h b{white-space:nowrap;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
.day-h span{font-size:13px;color:var(--muted)}
.slot{display:grid;grid-template-columns:120px minmax(0,1fr);gap:20px;padding:18px 22px}
.slot + .slot{border-top:1px solid var(--line)}
.slot time{font-size:13px;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums;padding-top:1px}
.slot h4{font-size:15px}
.slot ul{margin:8px 0 0;padding:0 0 0 18px;color:var(--muted);font-size:14px}
.slot li + li{margin-top:3px}
.slot.slot-x h4::after{content:"Sát hạch";margin-left:10px;padding:2px 8px;border-radius:10px;background:var(--brand-wash);
  color:var(--brand-mid);font-size:11px;font-weight:700;letter-spacing:.04em;vertical-align:2px}

/* Lộ trình */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:st}
.step{position:relative;background:var(--card);border-radius:6px;padding:22px 22px 24px;box-shadow:var(--shadow);counter-increment:st}
.step::before{content:"0" counter(st);display:block;font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--brand);margin-bottom:12px}
.step h4{font-size:15px}
.step p{font-size:14px;color:var(--muted);margin-top:6px}

/* Sát hạch */
.exam{background:var(--soft);border-radius:6px;padding:clamp(26px,4vw,52px)}
.exam-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px)}
.exam h3{font-size:1.15rem}
.exam h3 small{display:block;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--brand);margin-bottom:6px}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:18px}
.stat{background:var(--card);border-radius:6px;padding:16px 16px 14px}
.stat b{display:block;font-size:2rem;line-height:1.1;font-weight:700;letter-spacing:-.03em;color:var(--brand);font-variant-numeric:tabular-nums}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:4px}
.exam ul.rules{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:8px;font-size:14px}
.exam ul.rules li{display:grid;grid-template-columns:18px 1fr;gap:10px}
.exam ul.rules svg{width:18px;height:18px;margin-top:2px;stroke:var(--brand);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.rubric{width:100%;border-collapse:collapse;margin-top:18px;background:var(--card);border-radius:6px;overflow:hidden;font-size:14px}
.rubric th,.rubric td{padding:11px 16px;text-align:left;border-bottom:1px solid var(--line)}
.rubric th{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:#FBFBFB}
.rubric td:last-child,.rubric th:last-child{text-align:right;font-variant-numeric:tabular-nums;width:72px}
.rubric tfoot td{font-weight:700;border-bottom:0}
.rubric-note{font-size:13px;color:var(--muted);margin-top:10px}
.path{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:clamp(28px,3.5vw,40px);background:var(--card);border-radius:6px;overflow:hidden}
.path > div{padding:20px 22px;position:relative}
.path > div + div{border-left:1px solid var(--line)}
.path small{display:block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.path b{display:block;font-size:1.05rem;margin-top:4px}
.path span{display:block;font-size:13.5px;color:var(--muted);margin-top:2px}
.path > div:last-child{background:var(--brand);color:#fff}
.path > div:last-child small,.path > div:last-child span{color:rgba(255,255,255,.8)}
.path > div:last-child b{color:#fff}
.exam-cta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:24px}
.exam-cta p{font-size:14px;color:var(--muted)}

/* Chứng nhận */
.cert{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center}
.cert-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.cert-list li{display:grid;grid-template-columns:170px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.cert-list b{font-weight:600}
.cert-list span{color:var(--muted)}
.cert-card{background:var(--card);border-radius:6px;padding:26px 28px;box-shadow:0 2px 6px rgba(26,25,24,.06),0 18px 40px rgba(26,25,24,.10);position:relative;max-width:440px;justify-self:center;width:100%}
.cert-card .tag{position:absolute;right:16px;top:14px;font-size:10px;font-weight:700;letter-spacing:.12em;color:var(--faint);
  border:1px solid var(--line);border-radius:3px;padding:1px 6px}
.cert-card .k{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand)}
.cert-card .n{display:block;font-size:1.35rem;font-weight:600;margin-top:10px}
.cert-card .c{display:block;color:var(--muted);font-size:14px}
.cert-card .no{display:block;font-size:12px;color:var(--faint);margin-top:4px}
.cert-card .f{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.cert-card .f svg{width:38px;height:38px;flex:none}
.cert-card .f small{display:block;font-size:11px;color:var(--faint)}
.cert-card .f code{font:600 13px/1.3 var(--font);letter-spacing:.08em}
.cert-card .ok{margin-left:auto;font-size:11.5px;font-weight:600;color:var(--ok);background:var(--ok-bg);padding:3px 9px;border-radius:10px}

/* Đối tác */
.partners{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px}
.feat{background:var(--card);border-radius:6px;padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.feat h3{font-size:1.15rem}
.feat p{color:var(--muted);font-size:14.5px;margin-top:8px}
.feat .chips{margin-top:auto;padding-top:18px}
.plist{list-style:none;margin:0;padding:0}
.plist li{display:grid;grid-template-columns:34px 1fr;gap:10px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.plist li:first-child{padding-top:0}
.plist li:last-child{border-bottom:0}
.plist em{font-style:normal;font-weight:700;color:var(--brand);font-size:13px;padding-top:1px}
.plist span{color:var(--muted)}
.plist strong{color:var(--ink);font-weight:600}

/* Kêu gọi */
.final{margin:clamp(56px,7vw,96px) 0 0;background:var(--soft);border-radius:6px;padding:clamp(28px,4vw,48px) clamp(24px,4.5vw,64px);
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px 40px;align-items:center}
.final h2{font-size:clamp(1.35rem,2vw,1.7rem)}
.final p{color:var(--muted);margin-top:8px;max-width:62ch}
.final .contact{display:flex;gap:18px;margin-top:14px;flex-wrap:wrap;font-size:14px;font-weight:600}

/* ---------- chân trang ---------- */
.foot{margin-top:clamp(56px,7vw,96px);background:var(--dark);color:rgba(255,255,255,.72);font-size:13.5px}
.foot .wrap{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));gap:32px;padding-top:48px;padding-bottom:36px}
.foot img{height:26px;width:auto}
.foot p{margin-top:14px;max-width:46ch;line-height:1.65}
.foot h4{color:#fff;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:7px}
.foot a{color:rgba(255,255,255,.82)}
.foot a:hover{color:#fff}
.foot-b{border-top:1px solid rgba(255,255,255,.1)}
.foot-b .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:16px;padding-bottom:20px;font-size:12.5px;color:rgba(255,255,255,.5)}
.foot-b em{font-style:italic}

/* ---------- màn hẹp ---------- */
@media (max-width:1080px){
  .nav{display:none}
  .top .btn{margin-left:auto}
  .formats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fmt:nth-child(3){border-left:0}
  .fmt:nth-child(n+3){border-top:1px solid #DCDBDA}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prog{grid-template-columns:minmax(0,1fr)}
  .prog-side{position:static}
}
@media (max-width:860px){
  .hero-grid,.exam-grid,.cert,.partners{grid-template-columns:minmax(0,1fr)}
  .hero-img{order:-1}
  .aud{grid-template-columns:minmax(0,1fr)}
  .aud-img{display:none}
  .gate,.final{grid-template-columns:minmax(0,1fr)}
  .foot .wrap{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .foot .wrap > div:first-child{grid-column:1/-1}
}
@media (max-width:620px){
  .wrap{padding:0 16px}
  .top .wrap{height:58px;gap:12px}
  .brand img{height:22px}
  .brand span{display:none}
  .top .btn{height:38px;padding:0 14px;font-size:13px}
  .hero{padding-top:16px}
  .hero-panel{padding:22px 18px 24px}
  .facts{grid-template-columns:minmax(0,1fr);gap:12px}
  .facts div,.facts div+div{padding:0;border:0}
  .gate{padding:22px 18px}
  .gate-form{flex-direction:column}
  .gate-form input{width:100%}
  .formats,.steps,.stats{grid-template-columns:minmax(0,1fr)}
  .stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .stat{padding:12px}
  .stat b{font-size:1.5rem}
  .fmt + .fmt{border-left:0;border-top:1px solid #DCDBDA}
  .slot{grid-template-columns:minmax(0,1fr);gap:4px;padding:16px 18px}
  .day-h{padding:12px 18px}
  .path{grid-template-columns:minmax(0,1fr)}
  .path > div + div{border-left:0;border-top:1px solid var(--line)}
  .cert-list li{grid-template-columns:minmax(0,1fr);gap:2px}
  .rubric th,.rubric td{padding:10px 12px}
  .exam,.final{padding:22px 18px}
  .foot .wrap{grid-template-columns:minmax(0,1fr)}
  .foot-b .wrap{flex-direction:column;gap:4px}
}