/* ===== TECHFEST HƯNG YÊN 2026 — Design system ===== */
@font-face{font-family:"FS Magistral";src:url("../fonts/FS Magistral-Book.ttf");font-weight:400;font-display:swap}
@font-face{font-family:"FS Magistral";src:url("../fonts/FS Magistral-Medium.ttf");font-weight:500;font-display:swap}
@font-face{font-family:"FS Magistral";src:url("../fonts/FS Magistral-Bold.ttf");font-weight:700;font-display:swap}
@font-face{font-family:"FS Magistral";src:url("../fonts/FS Magistral-ExtraBold.ttf");font-weight:800;font-display:swap}

:root{
  --navy-950:#030f33; --navy-900:#061a52; --navy-800:#0a2a80; --navy-700:#0e3ba8;
  --blue:#1f6bff; --cyan:#19c2ff; --cyan-soft:#8fe3ff;
  --green:#2fb457; --yellow:#ffd21f;
  --ink:#0b1b3f; --ink-2:#44527a; --ink-3:#7886a8;
  --bg:#f3f7ff; --card:#ffffff; --line:#dfe7f7;
  --grad-brand:linear-gradient(135deg,#1f6bff 0%,#19c2ff 100%);
  --grad-line:linear-gradient(90deg,#ffd21f 0 33.3%,#2fb457 33.3% 66.6%,#19c2ff 66.6% 100%);
  --radius:20px; --radius-sm:12px;
  --shadow:0 10px 30px rgba(10,42,128,.08); --shadow-lg:0 24px 60px rgba(10,42,128,.16);
  --maxw:1200px; --gut:20px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"FS Magistral","Segoe UI",system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.sec{padding:84px 0}
.sec.tight{padding:56px 0}
.sec.dark{background:var(--navy-900);color:#fff}

/* bilingual */
html[lang="vi"] .en{display:none!important}
html[lang="en"] .vi{display:none!important}

/* typography */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;color:var(--blue)}
.eyebrow::before{content:"";width:28px;height:4px;border-radius:2px;background:var(--grad-line)}
.dark .eyebrow{color:var(--cyan-soft)}
h1,h2,h3,h4{line-height:1.15;letter-spacing:-.01em}
h2.title{font-size:clamp(1.9rem,3.6vw,2.9rem);font-weight:800;margin:10px 0 14px}
.lead{font-size:1.1rem;color:var(--ink-2);max-width:62ch}
.dark .lead{color:#c3d3f7}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:36px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:999px;font-weight:700;transition:.25s;white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 8px 24px rgba(31,107,255,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(31,107,255,.45)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-line{border:1.5px solid var(--line);background:#fff;color:var(--ink)}
.btn-line:hover{border-color:var(--blue);color:var(--blue)}
.btn-yellow{background:var(--yellow);color:#14214d}
.btn-yellow:hover{transform:translateY(-2px)}
.btn svg{width:18px;height:18px}

/* header */
.hdr{position:fixed;inset:0 0 auto 0;z-index:50;transition:.3s}
.hdr .bar{display:flex;align-items:center;justify-content:space-between;height:78px;gap:20px}
.hdr .brand img{height:44px}
.hdr nav{display:flex;gap:4px;align-items:center}
.hdr nav a{white-space:nowrap;padding:10px 12px;border-radius:999px;font-weight:500;font-size:.95rem;color:#e6efff;transition:.2s}
.hdr nav a:hover,.hdr nav a.on{background:rgba(255,255,255,.14);color:#fff}
.hdr .tools{display:flex;align-items:center;gap:10px}
.lang{display:flex;background:rgba(255,255,255,.14);border-radius:999px;padding:3px}
.lang button{padding:6px 12px;border-radius:999px;font-weight:700;font-size:.8rem;color:#dbe7ff}
html[lang="vi"] .lang [data-l="vi"],html[lang="en"] .lang [data-l="en"]{background:#fff;color:var(--navy-800)}
.hdr.solid{background:rgba(6,26,82,.92);backdrop-filter:blur(14px);box-shadow:0 6px 24px rgba(3,15,51,.3)}
.burger{display:none;width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.14);color:#fff}
.burger svg{width:22px;height:22px;margin:auto}
@media(max-width:1280px){
  .hdr nav{position:fixed;inset:78px 0 auto 0;background:var(--navy-900);flex-direction:column;align-items:stretch;padding:14px var(--gut) 24px;display:none;gap:2px}
  .hdr nav.open{display:flex}
  .hdr nav a{padding:14px;font-size:1.05rem}
  .burger{display:grid}
  .hdr .tools .btn{display:none}
}

/* hero — KV phủ kín màn hình (cover), chữ nằm trong khoảng trống phía trên quả cầu, cụm thông tin kính trong suốt ở dải sàn. */
.hero{--hdr:78px;
  --Hi:56.25vw;                                   /* chiều cao KV khi phủ vừa chiều ngang */
  --hh:max(max(480px,calc(100svh - var(--hdr))),calc(var(--Hi)*.72)); /* hero phủ kín màn hình, KV chỉ bị cắt tối đa ~28% phía trên */
  --Sh:max(var(--Hi),var(--hh));                   /* chiều cao KV thực tế sau khi phủ (cover) */
  --A:calc(var(--hh) - var(--Sh)*.57);             /* khoảng trống phía trên quả cầu dành cho chữ */
  --u:max(7px,calc(var(--A)*.0435));               /* đơn vị tỉ lệ của chữ: luôn vừa trong khoảng trống */
  position:relative;margin-top:var(--hdr);height:var(--hh);color:#fff;overflow:hidden;
  background:#01184c url("../img/kv-bg-notext.jpg") center bottom/cover no-repeat}
.kv-in{position:absolute;inset:0 0 auto 0;padding-top:calc(var(--u)*3);text-align:center}
.hero .gov{display:flex;flex-direction:column;align-items:center;gap:calc(var(--u)*.5);font-size:max(11px,calc(var(--u)*1.12));letter-spacing:.02em;text-transform:uppercase;color:#e6efff;line-height:1.45}
.hero .gov img{height:max(36px,calc(var(--u)*4.7))}
.hero .gov b{font-weight:700;color:#fff}
.kv-row{display:flex;align-items:center;justify-content:center;gap:calc(var(--u)*2);margin-top:calc(var(--u)*3.4)}
.kv-row .logo{width:calc(var(--u)*26.6);flex:none}
.kv-row .vline{width:2px;align-self:stretch;min-height:calc(var(--u)*8);background:rgba(255,255,255,.85);border-radius:2px}
.hero .slogan{font-size:calc(var(--u)*2.95);font-weight:800;line-height:1.28;text-transform:uppercase;text-align:left;letter-spacing:-.005em}
/* cụm thông tin: nền trong suốt để giữ nguyên KV */
.hero-cta{position:absolute;left:0;right:0;bottom:calc(var(--u)*1.8);z-index:3;display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:center;align-items:center;padding:0 20px;text-shadow:0 2px 12px rgba(0,10,40,.7)}
.hero-cta .meta{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.hero-cta .meta>span{display:inline-flex;align-items:center;gap:8px;background:rgba(3,15,51,.22);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);border:1px solid rgba(255,255,255,.32);padding:7px 14px;border-radius:999px;font-weight:500;font-size:.92rem}
.hero-cta .meta>span>svg{width:17px;height:17px;color:var(--yellow);flex:none}
.hero-cta .cta{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.hero-cta .btn{padding:11px 22px;font-size:.95rem;text-shadow:none}
.hero-cta .btn-ghost{background:rgba(3,15,51,.22);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}
.count{display:flex;gap:8px;justify-content:center}
.count div{min-width:60px;padding:6px 8px;border-radius:12px;text-align:center;background:rgba(3,15,51,.22);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);border:1px solid rgba(143,227,255,.38)}
.count b{display:block;font-size:1.3rem;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums}
.count small{font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan-soft)}
@media(max-width:1280px){.hero-cta{gap:8px 18px}.hero-cta .meta{flex-direction:column;align-items:center}}
@media(max-width:820px){
  .hero{height:auto;min-height:0;padding-bottom:50vw;background-size:auto 80vw;background-image:linear-gradient(180deg,#01184c calc(100% - 80vw),rgba(1,24,76,0) calc(100% - 80vw + 70px)),url("../img/kv-bg-notext.jpg");background-position:0 0,center bottom;background-repeat:no-repeat}
  .kv-in{position:static;padding:26px 20px 0}
  .hero .gov{font-size:.74rem;gap:6px}.hero .gov img{height:54px}
  .kv-row{flex-direction:column;gap:14px;margin-top:22px}
  .kv-row .logo{width:min(380px,82vw)}
  .kv-row .vline{display:none}
  .hero .slogan{text-align:center;font-size:clamp(1.35rem,6vw,2rem)}
  .hero-cta{position:static;flex-direction:column;gap:14px;padding:22px 20px 0}
  .hero-cta .meta{flex-direction:row}
}
/* page hero (inner pages) */
.phero{position:relative;color:#fff;padding:calc(78px + 54px) 0 70px;background:#01184c url("../img/kv-bg-notext.jpg") center -50px/cover no-repeat;overflow:hidden}
.phero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(1,24,76,0) 48%,rgba(1,24,76,.6) 100%)}
.phero::before{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--grad-line);z-index:3}
.phero .wrap{position:relative;z-index:2}
.phero .when{display:flex;gap:8px 10px;flex-wrap:wrap;margin-top:22px}
.phero .when>span{display:inline-flex;align-items:center;gap:8px;background:rgba(3,15,51,.25);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);border:1px solid rgba(255,255,255,.3);padding:7px 14px;border-radius:999px;font-size:.9rem;font-weight:500}
.phero .when svg{width:17px;height:17px;color:var(--yellow);flex:none}
@media(max-width:820px){.phero{background-size:auto 260%}}
@media(max-width:520px){.phero{padding-top:calc(68px + 40px)}}
.phero h1{font-size:clamp(2rem,4.6vw,3.4rem);font-weight:800;margin:10px 0 12px}
.phero p{color:#cfdcff;max-width:64ch;font-size:1.08rem}
.crumb{font-size:.85rem;color:var(--cyan-soft)}
.crumb a:hover{text-decoration:underline}

/* stat strip */
.stats{position:relative;z-index:5;margin-top:36px}
.stats .grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);overflow:hidden}
.stat{padding:28px 20px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border:0}
.stat b{display:block;font-size:2.5rem;font-weight:800;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.stat span{font-size:.9rem;color:var(--ink-2)}
@media(max-width:860px){.stats .grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stat{border-bottom:1px solid var(--line)}}

/* cards / grids */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
@media(max-width:1020px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.sec{padding:60px 0}}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line);transition:.3s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}

/* space cards */
.space{padding:26px;position:relative;overflow:hidden;display:flex;flex-direction:column;gap:12px;min-height:250px}
.space::before{content:attr(data-n);position:absolute;right:-6px;top:-18px;font-size:6.2rem;font-weight:800;color:rgba(31,107,255,.07);line-height:1}
.space .ic{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--grad-brand);color:#fff}
.space .ic svg{width:28px;height:28px}
.space h3{font-size:1.18rem;font-weight:700}
.space p{color:var(--ink-2);font-size:.94rem;flex:1}
.space .more{font-weight:700;color:var(--blue);font-size:.9rem;display:inline-flex;gap:6px;align-items:center}
.space:nth-child(3n+2) .ic{background:linear-gradient(135deg,#2fb457,#19c2ff)}
.space:nth-child(3n) .ic{background:linear-gradient(135deg,#ffb300,#ff6a3d)}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;font-size:.74rem;font-weight:700;letter-spacing:.04em;background:#e8f0ff;color:var(--blue)}
.tag.green{background:#e3f6ea;color:#1d8a40}.tag.yellow{background:#fff4c9;color:#8a6a00}.tag.gray{background:#eef1f8;color:var(--ink-3)}

/* agenda */
.tabs{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px;box-shadow:var(--shadow);margin-bottom:28px}
.tabs button{padding:12px 24px;border-radius:999px;font-weight:700;color:var(--ink-2);transition:.2s}
.tabs button.on{background:var(--grad-brand);color:#fff}
.day{display:none}.day.on{display:block}
.slot{display:grid;grid-template-columns:150px 1fr auto;gap:22px;padding:22px 26px;align-items:center;margin-bottom:14px}
.slot .time{font-weight:800;font-size:1.15rem;color:var(--blue);font-variant-numeric:tabular-nums}
.slot .time small{display:block;font-weight:500;font-size:.8rem;color:var(--ink-3)}
.slot h4{font-size:1.1rem;font-weight:700;margin-bottom:2px}
.slot p{color:var(--ink-2);font-size:.92rem}
.slot.big{background:linear-gradient(135deg,var(--navy-800),var(--navy-700));color:#fff;border:0}
.slot.big .time{color:var(--yellow)}.slot.big p{color:#c9d8ff}.slot.big .time small{color:#9db6f3}
@media(max-width:760px){.slot{grid-template-columns:1fr;gap:8px}}

/* passport / hải đồ */
.chart{background:radial-gradient(circle at 20% 20%,#12348f 0,#061a52 55%,#030f33 100%);color:#fff;border-radius:28px;padding:44px;position:relative;overflow:hidden}
.chart::before{content:"";position:absolute;inset:0;background:url("../img/kv-bg-notext-sm.jpg") center/cover;opacity:.18}
.chart>*{position:relative}
.stamps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:28px}
.stamp{aspect-ratio:1;border-radius:50%;border:2px dashed rgba(143,227,255,.55);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:10px;font-size:.78rem;font-weight:500;color:#cfe0ff;transition:.3s;cursor:pointer;position:relative}
.stamp .ic{width:34px;height:34px;margin-bottom:6px;opacity:.7}
.stamp.got{border-style:solid;border-color:var(--yellow);background:rgba(255,210,31,.14);color:#fff;transform:rotate(-6deg)}
.stamp.got .ic{opacity:1;color:var(--yellow)}
.stamp.got::after{content:"✓";position:absolute;right:2px;top:2px;width:26px;height:26px;border-radius:50%;background:var(--green);display:grid;place-items:center;font-weight:800}
.progress{height:12px;background:rgba(255,255,255,.14);border-radius:99px;overflow:hidden;margin:14px 0 6px}
.progress i{display:block;height:100%;width:0;background:var(--grad-line);border-radius:99px;transition:width .6s}
@media(max-width:640px){.chart{padding:26px}.stamps{grid-template-columns:repeat(2,minmax(0,1fr))}}
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:s}
.steps .st{counter-increment:s;padding:24px;position:relative}
.steps .st::before{content:counter(s);display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--grad-brand);color:#fff;font-weight:800;margin-bottom:14px}
.steps h4{font-size:1.05rem;margin-bottom:4px}.steps p{font-size:.92rem;color:var(--ink-2)}
@media(max-width:1020px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.steps{grid-template-columns:1fr}}

/* cta band */
.band{background:var(--grad-brand);color:#fff;border-radius:28px;padding:48px;display:grid;grid-template-columns:1.4fr 1fr;gap:30px;align-items:center;position:relative;overflow:hidden}
.band::after{content:"";position:absolute;right:-80px;bottom:-120px;width:380px;height:380px;border-radius:50%;background:rgba(255,255,255,.12)}
.band h3{font-size:clamp(1.5rem,2.8vw,2.1rem);font-weight:800;margin-bottom:8px}
.band .acts{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2}
@media(max-width:860px){.band{grid-template-columns:1fr;padding:30px}}

/* three audiences */
.aud{padding:30px;display:flex;flex-direction:column;gap:12px}
.aud h3{font-size:1.25rem}.aud p{color:var(--ink-2);flex:1}
.aud .num{font-size:.8rem;font-weight:800;letter-spacing:.12em;color:var(--blue)}

/* news */
.news{overflow:hidden;display:flex;flex-direction:column}
.news .thumb{aspect-ratio:16/10;background:var(--navy-800) url("../img/kv-bg-notext-sm.jpg") center/cover;position:relative}
.news .thumb span{position:absolute;left:14px;top:14px}
.news .body{padding:22px;display:flex;flex-direction:column;gap:8px;flex:1}
.news time{font-size:.8rem;color:var(--ink-3)}
.news h3{font-size:1.1rem;font-weight:700;line-height:1.3}
.news p{color:var(--ink-2);font-size:.92rem}
.news:nth-child(2) .thumb{background-position:20% 40%}.news:nth-child(3) .thumb{background-position:80% 60%}

/* partners */
.partners{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}
.pslot{aspect-ratio:3/2;border:1.5px dashed #b9c8ea;border-radius:16px;display:grid;place-items:center;color:var(--ink-3);font-size:.82rem;background:rgba(255,255,255,.6);text-align:center;padding:8px}
@media(max-width:860px){.partners{grid-template-columns:repeat(3,minmax(0,1fr))}}
.notice{display:flex;gap:12px;align-items:flex-start;background:#fff8dc;border:1px solid #f1dd8c;color:#6d5600;padding:14px 18px;border-radius:14px;font-size:.92rem}
.notice svg{width:20px;height:20px;flex:none;margin-top:2px}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 22px;margin-bottom:12px;box-shadow:var(--shadow)}
.faq summary{list-style:none;cursor:pointer;padding:20px 0;font-weight:700;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--blue);transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 20px;color:var(--ink-2)}
.faq summary::-webkit-details-marker{display:none}

/* forms */
.form{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line);padding:34px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px}
.field label i{color:#e03b3b;font-style:normal}
.field input,.field select,.field textarea{width:100%;font:inherit;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line);background:#f8faff;color:var(--ink);transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(31,107,255,.12)}
.field textarea{min-height:110px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.row2{grid-template-columns:1fr}.form{padding:22px}}
.wiz{display:flex;gap:10px;margin-bottom:28px}
.wiz div{flex:1;text-align:center;font-size:.82rem;font-weight:700;color:var(--ink-3);position:relative;padding-top:46px}
.wiz div::before{content:attr(data-n);position:absolute;left:50%;top:0;transform:translateX(-50%);width:36px;height:36px;border-radius:50%;background:#e8eefc;display:grid;place-items:center;font-size:1rem;z-index:2}
.wiz div::after{content:"";position:absolute;top:17px;left:calc(50% + 24px);right:calc(-50% + 24px);height:2px;background:#dfe7f7}
.wiz div:last-child::after{display:none}
.wiz div.on{color:var(--blue)}.wiz div.on::before{background:var(--grad-brand);color:#fff}
.wiz div.done::before{background:var(--green);color:#fff;content:"✓"}
.checks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.checks label{display:flex;gap:10px;align-items:center;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;font-weight:500;cursor:pointer;margin:0}
.checks input{width:auto}
.checks label:has(input:checked){border-color:var(--blue);background:#eef4ff}
@media(max-width:640px){.checks{grid-template-columns:1fr}}
.pane{display:none}.pane.on{display:block}
.formnav{display:flex;justify-content:space-between;gap:12px;margin-top:10px}
.side{position:sticky;top:98px;display:flex;flex-direction:column;gap:18px}
.layout{display:grid;grid-template-columns:1.6fr 1fr;gap:28px;align-items:start}
@media(max-width:960px){.layout{grid-template-columns:1fr}.side{position:static}}
.info{padding:26px}.info h4{margin-bottom:10px}
.info ul{list-style:none;display:grid;gap:10px;color:var(--ink-2);font-size:.95rem}
.info li{display:flex;gap:10px}.info li::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;margin-top:9px;background:var(--cyan)}

/* docs */
.doc{display:flex;gap:18px;align-items:center;padding:20px 24px}
.doc .ft{flex:none;width:56px;height:68px;border-radius:10px;background:#e8f0ff;color:var(--blue);display:grid;place-items:center;font-weight:800;font-size:.8rem}
.doc .ft.xl{background:#e3f6ea;color:#1d8a40}.doc .ft.pp{background:#ffe9e0;color:#d9541e}
.doc h4{font-size:1.02rem}.doc p{font-size:.86rem;color:var(--ink-3)}
.doc .dl{margin-left:auto;width:44px;height:44px;border-radius:50%;background:var(--grad-brand);color:#fff;display:grid;place-items:center;flex:none}
.doc .dl svg{width:20px;height:20px}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.chip{padding:9px 18px;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-weight:500;font-size:.92rem}
.chip.on{background:var(--navy-800);color:#fff;border-color:var(--navy-800)}

/* space detail rows */
.srow{display:grid;grid-template-columns:90px 1fr 1.1fr;gap:26px;padding:28px;align-items:start;margin-bottom:18px}
.srow .big-n{font-size:3.6rem;font-weight:800;line-height:1;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.srow h3{font-size:1.3rem;margin-bottom:6px}
.srow p{color:var(--ink-2);font-size:.95rem}
.srow ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.srow li{padding:6px 14px;border-radius:999px;background:#eef4ff;font-size:.85rem;font-weight:500;color:var(--navy-700)}
.srow .lbl{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;font-weight:800;color:var(--ink-3);margin-bottom:8px}
@media(max-width:860px){.srow{grid-template-columns:1fr;gap:12px}.srow .big-n{font-size:2.4rem}}

/* footer */
.ftr{position:relative;background:#020a2a;color:#b8c8ee;padding:150px 0 28px;margin-top:0;overflow:hidden}
.ftr::before{content:"";position:absolute;left:0;right:0;top:0;height:150px;background:url("../img/kv-foot.jpg") center top/cover no-repeat;-webkit-mask-image:linear-gradient(180deg,#000 0,rgba(0,0,0,.55) 55%,transparent 100%);mask-image:linear-gradient(180deg,#000 0,rgba(0,0,0,.55) 55%,transparent 100%)}
.ftr .wrap{position:relative}
.ftr .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.ftr img.l{height:52px;margin-bottom:16px}
.ftr h5{color:#fff;margin-bottom:14px;font-size:.95rem;letter-spacing:.06em;text-transform:uppercase}
.ftr ul{list-style:none;display:grid;gap:9px;font-size:.94rem}
.ftr a:hover{color:#fff}
.ftr .bot{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.84rem}
@media(max-width:860px){.ftr .cols{grid-template-columns:1fr 1fr}}@media(max-width:520px){.ftr .cols{grid-template-columns:1fr}}

/* reveal */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s,transform .7s}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* floating help */
.fab{position:fixed;right:18px;bottom:18px;z-index:40;display:flex;flex-direction:column;gap:10px}
.fab a{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 10px 26px rgba(10,42,128,.35);background:var(--grad-brand)}
.fab a.z{background:#0068ff}
.fab svg{width:24px;height:24px}

/* small phones */
@media(max-width:520px){
  .hdr .bar{height:68px;gap:8px}
  .hdr .brand img{height:34px}
  .hdr .tools{gap:6px}
  .lang button{padding:6px 9px}
  .burger{width:40px;height:40px;flex:none}
  .hdr nav{inset:68px 0 auto 0}
  .count{gap:8px}.count div{min-width:0;flex:1;padding:10px 4px}.count b{font-size:1.5rem}
}
@media(max-width:520px){.partners{grid-template-columns:repeat(2,minmax(0,1fr))}.pslot{font-size:.74rem}}
.steps3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:1020px){.steps3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.steps3{grid-template-columns:1fr}}
@media(max-width:520px){.hero{--hdr:68px}}

/* nút Trang chủ dạng biểu tượng ngôi nhà */
.hdr nav a.home{display:inline-flex;align-items:center;gap:10px;padding:9px 11px}
.hdr nav a.home svg{width:22px;height:22px}
.hdr nav a.home .homelbl{display:none}
@media(max-width:1280px){.hdr nav a.home .homelbl{display:inline}}

/* ===== bản có backend: thành phần mới ===== */
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0;pointer-events:none}
.form-msg{color:#c0262d;font-weight:500;margin:6px 0 0;min-height:0}
.form-msg:empty{display:none}
.chip.file{display:inline-flex;gap:8px;align-items:center;background:#eef4ff;border-color:#cfe0ff}
.chip.file button{font-size:1.1rem;line-height:1;color:var(--ink-3)}
#filelist{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
#filelist.busy::after{content:"…";color:var(--blue);font-weight:700}
.dropzone{border:2px dashed #b9c8ea;border-radius:16px;padding:26px;text-align:center;background:#f8faff;color:var(--ink-2)}
.dropzone input{margin-top:10px;max-width:100%}
.pslot.has{background:#fff;border-style:solid;border-color:var(--line);padding:14px;display:grid;place-items:center}
.pslot.has img{max-height:100%;max-width:100%;object-fit:contain}
.news .thumb{display:block}
.news h3 a:hover{color:var(--blue)}
.codebox{margin-top:14px;padding:14px 18px;border-radius:14px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.3);display:inline-block}
.codebox small{display:block;color:var(--cyan-soft)}
.codebox b{font-size:2rem;letter-spacing:.2em;font-variant-numeric:tabular-nums}
.modal{position:fixed;inset:0;z-index:100;background:rgba(3,15,51,.6);display:grid;place-items:center;padding:20px}
.modal .box{background:#fff;border-radius:20px;padding:28px;max-width:440px;width:100%;box-shadow:var(--shadow-lg)}
.modal h3{margin-bottom:6px}.modal p{color:var(--ink-2);margin-bottom:14px}
.modal .agree{display:flex;gap:10px;font-size:.88rem;color:var(--ink-2);margin:6px 0 10px}
.modal .agree input{margin-top:4px}
.row-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:10px}
.article{max-width:780px;margin:0 auto}
.article .meta{display:flex;gap:12px;align-items:center;color:var(--ink-3);font-size:.9rem;margin-bottom:10px}
.article h1{font-size:clamp(1.7rem,3.6vw,2.6rem);line-height:1.15;margin-bottom:18px}
.article .cover{width:100%;border-radius:20px;margin:0 0 22px;box-shadow:var(--shadow)}
.article p{margin:0 0 1.1em;font-size:1.06rem;color:#26345c}
.page-head{padding:calc(78px + 40px) 0 0}
.scan{max-width:460px;margin:12vh auto;text-align:center;padding:34px 26px;border-radius:24px;background:#fff;box-shadow:var(--shadow-lg)}
.scan .big{width:84px;height:84px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;font-size:2.6rem;font-weight:800;color:#fff;background:var(--green)}
.scan.bad .big{background:#d6453d}
.scan h2{margin-bottom:8px}.scan p{margin:10px 0;color:var(--ink-2)}
.scan .codebox{background:#eef4ff;border-color:#cfe0ff;color:var(--navy-800)}.scan .codebox small{color:var(--ink-3)}
.ticket{max-width:460px;margin:0 auto;background:#fff;border-radius:24px;box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid var(--line)}
.ticket .top{background:linear-gradient(135deg,var(--navy-800),var(--blue));color:#fff;padding:26px;text-align:center}
.ticket .top img{height:46px;margin:0 auto 10px}
.ticket .mid{padding:26px;text-align:center;border-bottom:2px dashed var(--line)}
.ticket .qr{width:220px;height:220px;margin:0 auto 12px}.ticket .qr svg{width:100%;height:100%}
.ticket .bot{padding:20px 26px;display:grid;grid-template-columns:1fr 1fr;gap:14px;font-size:.92rem}
.ticket .bot small{display:block;color:var(--ink-3);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.prose{max-width:780px}.prose h2{font-size:1.3rem;margin:1.6em 0 .5em}.prose p,.prose li{color:#26345c;margin-bottom:.8em}.prose ul{padding-left:1.2em}
@media print{.hdr,.fab,.ftr,.phero{display:none!important}body{background:#fff}.ticket{box-shadow:none}}

.srow .tag svg{width:22px;height:22px;display:block}