/* GRASP Hackathon: bố cục dùng chung. Token màu và kiểu thành phần theo GRASP School (tokens.css), để gắn vào School sau này. */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{margin:0;background:var(--bg);color:var(--text)}
body{font:1rem/1.6 "Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;min-height:100vh;overflow-x:hidden}
a{color:var(--teal)} a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;color:var(--navy)}
h1{font-size:clamp(1.5rem,2.4vw,2.1rem)} h2{font-size:1.15rem} h3{font-size:1rem}
p{margin:0 0 .8em}
[hidden]{display:none!important}
.muted{color:var(--muted)} .small{font-size:.875rem} .pad{padding:24px} .right{text-align:right} .nowrap{white-space:nowrap} .hide{display:none!important}

header{display:flex;align-items:center;gap:14px;padding:8px max(2vw,16px);background:var(--card);border-bottom:1px solid var(--border);flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.1rem;color:var(--text)}
.logo{width:34px;height:34px;border-radius:10px;background:var(--teal);color:var(--teal-ink);display:grid;place-items:center;font-weight:900}
.ctx{flex:1;min-width:0;color:var(--muted);font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.who{display:flex;align-items:center;gap:10px;font-size:.9rem}
nav{display:flex;gap:6px;padding:8px max(2vw,16px);overflow-x:auto;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20;scrollbar-width:thin}
nav a{font:600 .9rem system-ui,sans-serif;color:var(--text);text-decoration:none;padding:7px 14px;border-radius:999px;border:1px solid var(--border);background:transparent;white-space:nowrap}
nav a[aria-current="page"]{background:var(--teal);color:var(--teal-ink);border-color:var(--teal)}
nav:empty{display:none}

main{width:min(96vw,1680px);margin:0 auto;padding:clamp(14px,2.4vw,32px) 0 90px}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:clamp(14px,2vw,24px);box-shadow:var(--shadow);min-width:0;margin-bottom:16px}
.card.flat{box-shadow:none;background:var(--card2)}
.grid{display:grid;gap:clamp(14px,1.6vw,22px)}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))} .g3{grid-template-columns:repeat(3,minmax(0,1fr))} .g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap} .row.between{justify-content:space-between}
.stack>*+*{margin-top:12px}

.btn,button.btn,a.btn{font:700 .95rem system-ui,sans-serif;border:0;border-radius:12px;padding:10px 16px;background:var(--teal);color:var(--teal-ink);cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;margin:0}
.btn.alt,.btn.ghost{background:transparent;color:var(--teal);border:1.5px solid var(--teal)}
.btn.bad,.btn.danger{background:var(--bad);color:#fff}
.btn.sm{padding:5px 11px;font-size:.85rem;min-height:32px;border-radius:9px}
.btn:disabled{opacity:.5;cursor:default}
.btn{white-space:nowrap}
td select,td input[type=date]{padding:6px 8px;font-size:.85rem;min-width:0}
table.tk{table-layout:fixed}
table.tk th:nth-child(2){width:14%}table.tk th:nth-child(3){width:17%}table.tk th:nth-child(4){width:150px}table.tk th:nth-child(5){width:118px}table.tk th:nth-child(6){width:76px}

label.f{display:flex;flex-direction:column;gap:5px;font-weight:600;font-size:.9rem}
label.f .hint,.hint{font-weight:400;color:var(--muted);font-size:.84rem}
input,select,textarea{font:inherit;color:var(--text);background:var(--bg);border:1.5px solid var(--border);border-radius:10px;padding:9px 12px;width:100%;min-width:0}
input[type=checkbox],input[type=radio]{width:18px;height:18px;accent-color:var(--teal);padding:0}
textarea{min-height:88px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--teal) 30%,transparent)}
.ck{display:inline-flex;gap:8px;align-items:center;font-weight:500}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:14px}

.badge{display:inline-block;border-radius:999px;padding:2px 10px;font-size:.78rem;font-weight:700;background:var(--card2);color:var(--muted);border:1px solid var(--border);white-space:nowrap}
.badge.ok{background:color-mix(in srgb,var(--ok) 16%,var(--card));color:var(--ok);border-color:color-mix(in srgb,var(--ok) 45%,transparent)}
.badge.warn{background:color-mix(in srgb,var(--warn) 14%,var(--card));color:var(--warn);border-color:color-mix(in srgb,var(--warn) 40%,transparent)}
.badge.bad{background:color-mix(in srgb,var(--bad) 12%,var(--card));color:var(--bad);border-color:color-mix(in srgb,var(--bad) 40%,transparent)}
.badge.info{background:color-mix(in srgb,var(--teal) 14%,var(--card));color:var(--text);border-color:color-mix(in srgb,var(--teal) 45%,transparent)}

table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);vertical-align:top;overflow-wrap:anywhere}
th{color:var(--muted);font-size:.8rem;font-weight:700}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
tr.pick{cursor:pointer} tr.pick:hover td{background:var(--card2)}

.hero{padding:clamp(18px,3vw,36px);margin-bottom:18px;background:var(--card2);border:1px solid var(--border);border-radius:20px}
.hero h1{font-size:clamp(1.6rem,4vw,2.6rem);margin-bottom:.3em}
.hero p{max-width:90ch;color:var(--text)}
.timeline{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr));gap:14px}
.step{padding:14px 16px;border:1px solid var(--border);border-radius:14px;background:var(--card);text-decoration:none;color:var(--text);display:block;box-shadow:var(--shadow)}
.step:hover{border-color:var(--teal)}
.step .n{width:28px;height:28px;border-radius:50%;background:var(--teal);color:var(--teal-ink);display:grid;place-items:center;font-weight:800;margin-bottom:8px}
.step.now{border-color:var(--teal);box-shadow:0 0 0 2px var(--teal) inset}
.step.past{opacity:.72}
.stat{text-align:center;padding:12px 8px}
.stat .n{font-size:2rem;font-weight:800;line-height:1.1;color:var(--navy)}
.stat .l{font-size:.85rem;color:var(--muted)}

.stages{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.stages a{padding:7px 13px;border:1px solid var(--border);border-radius:999px;text-decoration:none;color:var(--text);background:var(--card);font-weight:600;font-size:.9rem}
.stages a[aria-current="page"]{background:var(--teal);color:var(--teal-ink);border-color:var(--teal)}

details.rule{border:1px solid var(--border);border-radius:12px;padding:10px 14px;margin-bottom:8px;background:var(--card)}
details.rule summary{cursor:pointer;font-weight:700}
details.rule div{white-space:pre-line;margin-top:8px}

.filebox{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 12px;border:1.5px dashed var(--border);border-radius:12px}
.problems{background:color-mix(in srgb,var(--bad) 14%,var(--card));color:var(--bad);border:1px solid color-mix(in srgb,var(--bad) 40%,transparent);border-radius:12px;padding:10px 14px;font-weight:600}
.problems ul{margin:6px 0 0;padding-left:20px;font-weight:500}
.note{background:color-mix(in srgb,var(--warn) 14%,var(--card));color:var(--text);border:1px solid color-mix(in srgb,var(--warn) 40%,transparent);border-radius:12px;padding:10px 14px}

.split{display:grid;grid-template-columns:minmax(240px,340px) minmax(0,1fr);gap:16px;align-items:start}
.list{display:flex;flex-direction:column;gap:6px}
.list button{text-align:left;background:var(--card);border:1px solid var(--border);border-radius:10px;padding:9px 12px;color:var(--text);font:inherit;cursor:pointer;margin:0}
.list button.active{border-color:var(--teal);box-shadow:0 0 0 1px var(--teal) inset}
.score-row{display:grid;grid-template-columns:minmax(0,1fr) 92px;gap:12px;align-items:center;padding:8px 0;border-bottom:1px solid var(--border)}
.total{font-size:1.6rem;font-weight:800;color:var(--navy)}

.overlay{position:fixed;inset:0;background:rgba(5,8,15,.6);z-index:9000;display:flex;align-items:flex-start;justify-content:center;padding:3vh 2vw;overflow-y:auto}
.dialog{background:var(--card);color:var(--text);border:1px solid var(--border);border-radius:16px;width:min(560px,100%);padding:20px 22px;box-shadow:var(--shadow)}
.dialog.wide{width:min(1100px,100%)}
#toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:9500;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
#toast div{background:var(--navy);color:var(--bg);padding:10px 18px;border-radius:999px;box-shadow:var(--shadow);max-width:92vw;font-weight:600}
#toast div.bad{background:var(--bad);color:#fff}
.otp{font-size:1.5rem;letter-spacing:.4em;text-align:center}

/* nút giao diện, giống School */
#gsSet{position:fixed;right:max(14px,env(safe-area-inset-right));bottom:max(14px,env(safe-area-inset-bottom));z-index:40;width:48px;height:48px;border-radius:50%;border:1px solid var(--border);background:var(--card);box-shadow:var(--shadow);font-size:22px;cursor:pointer;padding:0}
#gsSetBox{position:fixed;right:14px;bottom:72px;z-index:41;background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:14px;width:min(320px,calc(100vw - 28px));display:grid;gap:10px}
#gsSetBox[hidden]{display:none}
#gsSetBox .opts{display:flex;flex-wrap:wrap;gap:6px}
#gsSetBox .opts button{font:600 .85rem system-ui,sans-serif;border:1px solid var(--border);background:var(--card2);color:var(--text);border-radius:999px;padding:6px 10px;cursor:pointer}
#gsSetBox .opts button[aria-pressed="true"]{background:var(--teal);color:var(--teal-ink);border-color:var(--teal)}

@media (max-width:900px){
  table.tk{table-layout:auto}
  .btn{white-space:normal;max-width:100%}
  .g2,.g3,.g4,.split{grid-template-columns:minmax(0,1fr)}
  .ctx{display:none}
  table.rt thead{display:none}
  table.rt,table.rt tbody,table.rt tr,table.rt td{display:block;width:100%}
  table.rt tr{border:1px solid var(--border);border-radius:12px;margin:0 0 10px;padding:6px 4px;background:var(--card)}
  table.rt td{border:0;padding:4px 10px;display:flex;gap:10px;justify-content:space-between;text-align:right}
  table.rt td::before{content:attr(data-l);color:var(--muted);font-size:.78rem;font-weight:700;text-align:left;flex:0 0 38%}
  table.rt td:first-child{display:block;text-align:left;font-weight:600}
  table.rt td:first-child::before{display:block;margin-bottom:2px}
}
@media (min-width:901px) and (max-width:1280px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media print{header,nav,#gsSet,#gsSetBox,#toast{display:none}}

/* Soạn hồ sơ: ô điền bên trái, bản xem trước bên phải */
.pv-tabs{display:none;gap:8px;margin-bottom:12px}
.ed-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(14px,1.6vw,22px);align-items:start}
.ed-pv{position:sticky;top:64px;max-height:calc(100vh - 80px);overflow:auto;background:var(--card2);border:1px solid var(--border);border-radius:16px;padding:12px}
.ed-pv.static{position:static;max-height:none;overflow:visible}
.pv-bar{font-weight:700;font-size:.85rem;color:var(--muted);margin:0 2px 10px}
.paper{display:flex;flex-direction:column;gap:12px}
.pp-page{background:#fff;color:#111;font-family:"Times New Roman",Times,serif;font-size:15px;line-height:1.5;padding:22px 26px;border-radius:6px;box-shadow:0 2px 10px rgba(0,0,0,.25)}
.pp-page p{margin:0 0 .6em;color:#111} .pp-page b{color:#000}
.pp-cover{text-align:center;display:flex;flex-direction:column;gap:6px;padding:34px 26px}
.pp-small{font-weight:700;font-size:13px;letter-spacing:.02em} .pp-title{font-weight:700;font-size:17px}
.pp-name{font-size:22px;font-weight:700;margin:10px 0}
.pp-h{font-weight:700;text-align:center;margin-bottom:10px}
.pp-empty{color:#9aa0ad;font-style:italic}
.pp-tbl{width:100%;border-collapse:collapse;font-size:13.5px;margin-bottom:10px}
.pp-tbl th,.pp-tbl td{border:1px solid #444;padding:4px 6px;color:#111;text-align:left}
.pp-tbl th{background:#eef0f5;font-size:12.5px;text-transform:none;letter-spacing:0}
.pv-sec{margin-top:14px}.pv-t{font-weight:700;font-size:.85rem;margin:0 2px 6px}
.pv-frame{width:100%;height:70vh;min-height:420px;border:1px solid var(--border);border-radius:8px;background:#fff;display:block}
.pv-img{max-width:100%;border-radius:8px;display:block}
.pv-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:12px;overflow-wrap:anywhere}
@media (max-width:1000px){
  .pv-tabs{display:flex}
  .ed-grid{grid-template-columns:minmax(0,1fr)}
  .ed-grid[data-view="form"] .ed-pv{display:none}
  .ed-grid[data-view="view"] #teamform{display:none}
  .ed-pv{position:static;max-height:none}
  .pp-page{padding:16px}
}
.pp-tbl th,.pp-tbl td{overflow-wrap:normal;word-break:normal;hyphens:manual}
.pp-tbl th:first-child,.pp-tbl td:first-child{width:38px;text-align:center}
.pp-tbl{font-size:13px}

/* ===== Tối giản: phẳng, ít khung, nhiều khoảng trắng. Token màu vẫn theo GRASP School. ===== */
body{font-size:15px;line-height:1.65}
h1{font-weight:700;letter-spacing:-.01em} h2{font-weight:650;font-size:1.08rem} h3{font-weight:650}
main{padding-top:clamp(20px,3.4vw,44px)}
.grid{gap:clamp(18px,2.2vw,32px)}

header{background:var(--bg);border-bottom:1px solid var(--border);padding:12px max(2vw,16px)}
.logo{width:28px;height:28px;border-radius:8px;font-size:.9rem}
.brand{font-size:1rem}
nav{background:var(--bg);border-bottom:1px solid var(--border);gap:2px;padding:0 max(2vw,16px)}
nav a{border:0;border-radius:0;padding:12px 14px;color:var(--muted);border-bottom:2px solid transparent;font-weight:600}
nav a:hover{color:var(--text)}
nav a[aria-current="page"]{background:transparent;color:var(--text);border-bottom-color:var(--teal)}

.card{box-shadow:none;border:1px solid var(--border);border-radius:12px;background:var(--card);padding:clamp(16px,2vw,26px)}
.card.flat{background:transparent;border-style:solid;border-color:var(--border)}
.step{box-shadow:none;border-radius:12px}
.step .n{width:24px;height:24px;font-size:.8rem;margin-bottom:10px}
.hero{background:transparent;border:0;border-bottom:1px solid var(--border);border-radius:0;padding:clamp(8px,2vw,24px) 0 clamp(24px,3vw,40px);margin-bottom:clamp(24px,3vw,40px)}
.hero h1{font-size:clamp(1.7rem,4vw,2.7rem)}
.hero p{color:var(--muted);max-width:75ch}
.hero p.muted{color:var(--muted)}

.btn,button.btn,a.btn{border-radius:8px;font-weight:600;font-size:.92rem;min-height:38px;padding:8px 16px}
.btn.alt,.btn.ghost{border:1px solid var(--border);color:var(--text);background:transparent}
.btn.alt:hover,.btn.ghost:hover{border-color:var(--teal)}
.btn.sm{padding:4px 10px;min-height:30px;font-size:.82rem;border-radius:7px}
input,select,textarea{border-width:1px;border-radius:8px;padding:9px 12px}

/* huy hiệu: chữ nhỏ kèm chấm màu, không nền */
.badge{background:transparent;border:0;padding:0;font-weight:600;font-size:.8rem;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--muted);flex:none}
.badge.ok,.badge.warn,.badge.bad,.badge.info{background:transparent;border:0}
.badge.ok{color:var(--ok)} .badge.ok::before{background:var(--ok)}
.badge.warn{color:var(--warn)} .badge.warn::before{background:var(--warn)}
.badge.bad{color:var(--bad)} .badge.bad::before{background:var(--bad)}
.badge.info{color:var(--text)} .badge.info::before{background:var(--teal)}

/* tab con của khu quản lý và khu giám khảo */
.stages{gap:0;border-bottom:1px solid var(--border);margin-bottom:clamp(18px,2vw,28px);overflow-x:auto;flex-wrap:nowrap}
.stages a{border:0;border-radius:0;background:transparent;padding:10px 14px;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap;font-weight:600}
.stages a[aria-current="page"]{background:transparent;color:var(--text);border-bottom-color:var(--teal)}

table{font-size:.9rem}
th{font-weight:600;letter-spacing:0;text-transform:none;font-size:.82rem}
th,td{padding:10px 12px}
tr.pick:hover td{background:var(--card2)}
.stat{padding:8px 4px;text-align:left}
.stat .n{font-size:1.9rem;font-weight:700}

.note{background:transparent;border:0;border-left:3px solid var(--warn);border-radius:0;padding:6px 14px}
.problems{background:transparent;border:0;border-left:3px solid var(--bad);border-radius:0;padding:6px 14px;font-weight:600}
.filebox{border-radius:10px;border-style:solid}
details.rule{border-radius:10px;background:transparent}
.ed-pv{border-radius:12px;background:var(--card2)}
.dialog{border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.35)}
#gsSet{box-shadow:none;width:42px;height:42px;font-size:19px}
.list button{border-radius:8px}
.list button.active{box-shadow:none}
.pv-tabs .btn{border-radius:8px}
.step.now{box-shadow:none;border-color:var(--teal)}

/* ===== Landing page của cuộc thi ===== */
.lp-hero{display:grid;grid-template-columns:minmax(0,1fr);gap:clamp(20px,3vw,48px);align-items:center;padding:clamp(20px,4vw,64px) 0 clamp(28px,4vw,56px)}
.lp-hero.has-img{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr)}
.lp-hero h1{font-size:clamp(2rem,5.2vw,3.6rem);line-height:1.1;margin-bottom:.35em}
.lp-lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--text);max-width:48ch;margin-bottom:.6em}
.lp-hero .muted{max-width:62ch}
.lp-deadline{margin-top:14px}
.lp-photo{width:100%;height:100%;object-fit:cover;border-radius:16px;display:block;aspect-ratio:3/2}
.lp-photo.wide{aspect-ratio:21/9}
.lp-hero-img{min-width:0}
.lp-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:clamp(16px,2vw,32px);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:clamp(18px,2.4vw,32px) 0;margin-bottom:clamp(36px,5vw,72px)}
.lp-stats .n{font-size:clamp(1.5rem,2.6vw,2.2rem);font-weight:750;color:var(--navy);line-height:1.15}
.lp-stats .l{color:var(--muted);font-size:.88rem;margin-top:4px}
.lp-sec{margin-bottom:clamp(40px,5.5vw,84px)}
.lp-h{font-size:clamp(1.3rem,2.4vw,1.8rem);font-weight:750;letter-spacing:-.01em;margin-bottom:.3em}
.lp-sub{color:var(--muted);margin-bottom:clamp(16px,2vw,28px)}
.lp-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:clamp(14px,1.6vw,24px)}
.lp-step{display:flex;flex-direction:column;border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--card);text-decoration:none;color:var(--text);min-width:0}
a.lp-step:hover{border-color:var(--teal)}
.lp-step.now{border-color:var(--teal)} .lp-step.past{opacity:.7}
.lp-step-img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block}
.lp-step-b{padding:16px 18px;display:flex;flex-direction:column;gap:2px}
.lp-step .n{width:24px;height:24px;border-radius:50%;background:var(--teal);color:var(--teal-ink);display:grid;place-items:center;font-weight:800;font-size:.8rem;margin-bottom:8px}
.lp-tags{display:flex;flex-wrap:wrap;gap:10px}
.lp-tags span{border:1px solid var(--border);border-radius:999px;padding:8px 16px;font-weight:600;font-size:.92rem}
.lp-prizes{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:clamp(12px,1.4vw,20px);margin-top:clamp(14px,2vw,24px)}
.lp-prizes.sub{margin-top:14px}
.lp-prize{border:1px solid var(--border);border-radius:12px;padding:18px}
.lp-prize .k{font-weight:650}.lp-prize .v{font-size:1.45rem;font-weight:750;color:var(--navy);margin:4px 0}
.lp-list{margin:22px 0 0;padding-left:20px;display:grid;gap:8px;max-width:80ch}
.lp-rules{max-width:90ch}
.lp-cta{border-top:1px solid var(--border);padding:clamp(40px,6vw,96px) 0 clamp(20px,3vw,40px);background-size:cover;background-position:right center;background-repeat:no-repeat}
.lp-cta.has-img{border-radius:16px;padding-left:clamp(20px,4vw,56px);border:1px solid var(--border)}
.lp-cta h2{font-size:clamp(1.5rem,3.2vw,2.4rem);font-weight:750;letter-spacing:-.01em;max-width:22ch;margin-bottom:.4em}
@media (max-width:900px){.lp-hero.has-img{grid-template-columns:minmax(0,1fr)}}

/* kêu gọi cuối trang có ảnh nền: chữ nằm trên vùng trống bên trái */
.lp-cta.has-img{background-image:linear-gradient(90deg,var(--bg) 6%,color-mix(in srgb,var(--bg) 55%,transparent) 40%,transparent 72%),var(--ctaimg);min-height:clamp(320px,36vw,480px);display:flex;flex-direction:column;justify-content:center}
.lp-photo{object-position:center 30%}
.lp-photo.wide{object-position:center 38%}
@media (max-width:700px){
  .lp-cta.has-img{background-image:linear-gradient(0deg,var(--bg) 38%,color-mix(in srgb,var(--bg) 40%,transparent) 75%,transparent),var(--ctaimg);background-position:70% top;padding-top:clamp(180px,48vw,260px);justify-content:flex-end}
}

/* Ảnh hero tràn hết bề ngang trang, tiêu đề ở trên */
.lp-hero,.lp-hero.has-img{grid-template-columns:minmax(0,1fr);padding-bottom:clamp(20px,3vw,40px)}
.lp-hero-text{max-width:78ch}
.lp-banner{position:relative;left:50%;width:100vw;margin-left:-50vw;margin-bottom:clamp(28px,4vw,56px);overflow:hidden}
.lp-banner-img{width:100%;height:clamp(240px,40vw,600px);object-fit:cover;object-position:center 24%;display:block}
.lp-banner::after{content:"";position:absolute;left:0;right:0;bottom:0;height:22%;background:linear-gradient(0deg,var(--bg),transparent);pointer-events:none}
@media (max-width:700px){.lp-banner-img{height:clamp(220px,64vw,360px)}}

/* ===== Tươi sáng: màu nhấn xoay vòng cho chặng, lĩnh vực, giải thưởng; nền hero có vệt màu nhạt ===== */
.lp-hero{position:relative;isolation:isolate}
.lp-hero::before{content:"";position:absolute;top:calc(-1 * clamp(20px,4vw,64px));bottom:0;left:50%;width:100vw;margin-left:-50vw;z-index:-1;
  background:radial-gradient(55% 90% at 88% 0%,color-mix(in srgb,var(--c3) 20%,transparent),transparent 70%),radial-gradient(50% 80% at 8% 12%,color-mix(in srgb,var(--c1) 16%,transparent),transparent 70%),radial-gradient(40% 70% at 55% 100%,color-mix(in srgb,var(--c4) 10%,transparent),transparent 70%)}
.lp-step:nth-child(6n+1) .n{background:var(--c1)} .lp-step:nth-child(6n+2) .n{background:var(--c2)} .lp-step:nth-child(6n+3) .n{background:var(--c3)}
.lp-step:nth-child(6n+4) .n{background:var(--c4)} .lp-step:nth-child(6n+5) .n{background:var(--c5)} .lp-step:nth-child(6n) .n{background:var(--c6)}
.lp-step .n{color:#fff}
.lp-step:nth-child(6n+1){border-top:3px solid var(--c1)} .lp-step:nth-child(6n+2){border-top:3px solid var(--c2)} .lp-step:nth-child(6n+3){border-top:3px solid var(--c3)}
.lp-step:nth-child(6n+4){border-top:3px solid var(--c4)} .lp-step:nth-child(6n+5){border-top:3px solid var(--c5)} .lp-step:nth-child(6n){border-top:3px solid var(--c6)}
.lp-tags span:nth-child(7n+1){--k:var(--c1)} .lp-tags span:nth-child(7n+2){--k:var(--c2)} .lp-tags span:nth-child(7n+3){--k:var(--c3)} .lp-tags span:nth-child(7n+4){--k:var(--c4)}
.lp-tags span:nth-child(7n+5){--k:var(--c5)} .lp-tags span:nth-child(7n+6){--k:var(--c6)} .lp-tags span:nth-child(7n){--k:var(--c7)}
.lp-tags span{background:color-mix(in srgb,var(--k,var(--c1)) 11%,var(--card));border-color:color-mix(in srgb,var(--k,var(--c1)) 38%,transparent)}
.lp-prize:nth-child(5n+1){border-top:3px solid var(--c3)} .lp-prize:nth-child(5n+2){border-top:3px solid var(--c1)} .lp-prize:nth-child(5n+3){border-top:3px solid var(--c2)}
.lp-prize:nth-child(5n+4){border-top:3px solid var(--c4)} .lp-prize:nth-child(5n){border-top:3px solid var(--c5)}
.lp-stats .n{background:linear-gradient(90deg,var(--c1),var(--c5));-webkit-background-clip:text;background-clip:text;color:transparent}
.lp-stats>div:nth-child(2) .n{background:linear-gradient(90deg,var(--c3),var(--c4));-webkit-background-clip:text;background-clip:text}
.lp-stats>div:nth-child(3) .n{background:linear-gradient(90deg,var(--c2),var(--c6));-webkit-background-clip:text;background-clip:text}
.lp-stats>div:nth-child(4) .n{background:linear-gradient(90deg,var(--c4),var(--c7));-webkit-background-clip:text;background-clip:text}
.logo{background:linear-gradient(135deg,var(--c1),var(--c5));color:#fff}

/* ===== Đợt chỉnh theo góp ý: đơn vị tổ chức, thẻ, hộp thoại có nút đóng ===== */
.dialog{position:relative}
.dialog .x{position:absolute;top:10px;right:12px;width:32px;height:32px;border-radius:50%;border:0;background:transparent;color:var(--muted);font-size:1rem;cursor:pointer;padding:0}
.dialog .x:hover{background:var(--card2);color:var(--text)}
.dialog h2{padding-right:34px}
.lp-org{font-weight:600;color:var(--muted);font-size:.92rem;margin-bottom:8px}
.lp-facts{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-wrap:wrap;gap:8px 22px;font-weight:600}
.lp-facts li{position:relative;padding-left:14px}
.lp-facts li::before{content:"";position:absolute;left:0;top:.55em;width:7px;height:7px;border-radius:50%;background:var(--c1)}
.lp-facts li:nth-child(2)::before{background:var(--c3)} .lp-facts li:nth-child(3)::before{background:var(--c6)}
.lp-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:clamp(12px,1.6vw,22px)}
.lp-card{border:1px solid var(--border);border-radius:12px;padding:18px;background:var(--card);min-width:0}
.lp-card p{margin:.3em 0 .8em}
.lp-card .n{width:26px;height:26px;border-radius:50%;color:#fff;display:grid;place-items:center;font-weight:800;font-size:.82rem;margin-bottom:10px}
.lp-card .dot{width:10px;height:10px;border-radius:50%;margin-bottom:12px}
.lp-foot{border-top:1px solid var(--border);padding:22px 0 8px;color:var(--muted);font-size:.85rem;max-width:90ch}
.pre-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(14px,2vw,28px);align-items:start}
@media (max-width:1000px){.pre-grid{grid-template-columns:minmax(0,1fr)}}
nav a[data-act="lp-nav"]{cursor:pointer}
.lp-sec{scroll-margin-top:58px}

/* logo đơn vị tổ chức: đặt trên nền trắng để đọc rõ ở mọi bảng màu */
.logo.has-img{width:auto;height:34px;padding:3px 8px;background:#fff;border:1px solid var(--border);border-radius:8px;display:flex;align-items:center}
.logo.has-img img{height:100%;width:auto;display:block}
.lp-org{display:flex;align-items:center;gap:12px}
.lp-org-logo{height:34px;width:auto;background:#fff;border:1px solid var(--border);border-radius:8px;padding:3px 8px;flex:none}

/* ===== Landing kiểu từng trang: mỗi lần cuộn là một màn hình, một nội dung ===== */
html.snap{scroll-snap-type:y proximity;scroll-padding-top:52px}
@media (min-width:900px) and (min-height:560px){html.snap{scroll-snap-type:y mandatory}}
html.snap header{scroll-snap-align:start}
main.landing{padding:0}
.lp-screen{min-height:calc(100svh - 52px);scroll-snap-align:start;display:flex;flex-direction:column;justify-content:center;padding:clamp(24px,5vh,64px) 0;position:relative;isolation:isolate;margin:0}
.lp-screen:nth-of-type(even)::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:100vw;margin-left:-50vw;z-index:-1;background:var(--card2)}
.lp-hero.lp-screen{min-height:calc(100svh - 102px);justify-content:flex-start;padding-bottom:0}
.lp-hero.lp-screen::before{top:0;left:50%;width:100vw;margin-left:-50vw}
.lp-hero.lp-screen:nth-of-type(even)::before{background:none}
.lp-hero .lp-banner{flex:1 1 auto;min-height:190px;margin-bottom:0;margin-top:clamp(14px,2.4vh,28px)}
.lp-hero .lp-banner-img{position:absolute;inset:0;width:100%;height:100%}
.lp-hero .lp-banner::after{display:none}
.lp-hero-text{padding-top:clamp(8px,2vh,24px)}
.lp-screen .lp-sec{margin:0}
.lp-cards.big{grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr))}
.lp-cards.big .lp-card{padding:24px}
.lp-cards.big .lp-card b{font-size:1.1rem}
.lp-photo.wide{max-height:32vh}
.lp-cta.lp-screen{background-size:cover;background-position:right center;justify-content:center}
.lp-cta.lp-screen::before{display:none}
.lp-cta .lp-foot{margin-top:auto;padding-top:28px}
.lp-cta.has-img{border-radius:0;border-left:0;border-right:0;padding-left:0}
.lp-dots{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:30;display:flex;flex-direction:column;gap:10px}
.lp-dots button{width:10px;height:10px;border-radius:50%;border:1.5px solid var(--navy);background:transparent;padding:0;cursor:pointer;opacity:.55;transition:all .25s}
.lp-dots button.on{background:var(--teal);border-color:var(--teal);opacity:1;transform:scale(1.35)}
@media (max-width:700px){.lp-dots{display:none}}
.lp-screen > *{transition:opacity .65s ease,transform .65s ease}
html.lp-anim .lp-screen:not(.in) > *:not(.lp-banner){opacity:0;transform:translateY(22px)}
@media (prefers-reduced-motion:reduce){.lp-screen > *{transition:none}html.lp-anim .lp-screen:not(.in) > *{opacity:1;transform:none}}

/* ===== Tiêu đề một dòng ===== */
.lp-hero h1{white-space:nowrap;max-width:none;font-size:clamp(1.5rem,5.6vw,3.9rem);overflow:visible}
.lp-hero-text{max-width:none}
.lp-hero .lp-lead,.lp-hero .muted{max-width:64ch}

/* ===== Tô màu cả trang web ===== */
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(42% 36% at 100% 0%,color-mix(in srgb,var(--c3) 13%,transparent),transparent 72%),radial-gradient(40% 40% at 0% 100%,color-mix(in srgb,var(--c1) 11%,transparent),transparent 72%),radial-gradient(34% 30% at 0% 0%,color-mix(in srgb,var(--c4) 8%,transparent),transparent 72%)}
.btn:not(.alt):not(.bad):not(.ghost),button.btn:not(.alt):not(.bad):not(.ghost),a.btn:not(.alt):not(.ghost){background:linear-gradient(135deg,var(--c1),var(--c5));color:#fff;box-shadow:0 4px 14px color-mix(in srgb,var(--c1) 30%,transparent);transition:transform .18s,box-shadow .18s,filter .18s}
.btn:not(.alt):not(.bad):not(.ghost):hover{transform:translateY(-2px);box-shadow:0 8px 20px color-mix(in srgb,var(--c1) 38%,transparent);filter:saturate(1.15)}
.btn.alt:hover,.btn.ghost:hover{border-color:var(--c1);color:var(--c1)}
.logo:not(.has-img){background:linear-gradient(135deg,var(--c1),var(--c4))}
nav a[aria-current="page"]{border-bottom-color:transparent;background:linear-gradient(90deg,var(--c1),var(--c4)) left bottom/100% 3px no-repeat;color:var(--text)}
.stages a[aria-current="page"]{border-bottom-color:transparent;background:linear-gradient(90deg,var(--c1),var(--c5)) left bottom/100% 3px no-repeat;color:var(--text)}
main:not(.landing) h1::after,.lp-h::after{content:"";display:block;width:52px;height:4px;border-radius:4px;margin-top:9px;background:linear-gradient(90deg,var(--c1),var(--c4),var(--c3))}
main:not(.landing) .row h1::after{margin-top:7px}
main:not(.landing) .card:not(.flat):not(.stat){border-top:3px solid var(--k,var(--c1))}
main .card:nth-of-type(6n+1){--k:var(--c1)} main .card:nth-of-type(6n+2){--k:var(--c2)} main .card:nth-of-type(6n+3){--k:var(--c3)}
main .card:nth-of-type(6n+4){--k:var(--c4)} main .card:nth-of-type(6n+5){--k:var(--c5)} main .card:nth-of-type(6n){--k:var(--c6)}
.grid>.card:nth-child(6n+1){--k:var(--c1)} .grid>.card:nth-child(6n+2){--k:var(--c2)} .grid>.card:nth-child(6n+3){--k:var(--c3)}
.grid>.card:nth-child(6n+4){--k:var(--c4)} .grid>.card:nth-child(6n+5){--k:var(--c5)} .grid>.card:nth-child(6n){--k:var(--c6)}
.card.stat{border-top:0}
.grid>.stat:nth-child(4n+1) .n{background:linear-gradient(90deg,var(--c1),var(--c5));-webkit-background-clip:text;background-clip:text;color:transparent}
.grid>.stat:nth-child(4n+2) .n{background:linear-gradient(90deg,var(--c3),var(--c4));-webkit-background-clip:text;background-clip:text;color:transparent}
.grid>.stat:nth-child(4n+3) .n{background:linear-gradient(90deg,var(--c2),var(--c6));-webkit-background-clip:text;background-clip:text;color:transparent}
.grid>.stat:nth-child(4n) .n{background:linear-gradient(90deg,var(--c4),var(--c7));-webkit-background-clip:text;background-clip:text;color:transparent}
th{background:color-mix(in srgb,var(--c1) 8%,var(--card));color:var(--navy)}
.list button.active{border-color:var(--c1);box-shadow:inset 3px 0 0 var(--c1)}
input:focus,select:focus,textarea:focus{border-color:var(--c1);box-shadow:0 0 0 3px color-mix(in srgb,var(--c1) 25%,transparent)}
input[type=checkbox],input[type=radio]{accent-color:var(--c1)}
.badge.info::before{background:var(--c1)}
.problems{border-left-color:var(--c7)} .note{border-left-color:var(--c3)}
.step .n,.lp-dots button.on{background:var(--c1)}
.ed-pv{background:linear-gradient(180deg,color-mix(in srgb,var(--c1) 7%,var(--card2)),var(--card2))}

/* ===== Hiệu ứng nhấp nháy, lấp lánh ===== */
.lp-deco{position:absolute;inset:0;pointer-events:none;z-index:0}
.lp-deco .blob{position:absolute;border-radius:50%;filter:blur(46px);opacity:.42}
.lp-deco .b1{width:340px;height:340px;right:6%;top:-40px;background:var(--c3)}
.lp-deco .b2{width:300px;height:300px;left:-4%;top:34%;background:var(--c1)}
.lp-deco .b3{width:260px;height:260px;right:34%;bottom:-30px;background:var(--c4)}
.lp-deco .spark{position:absolute;font-size:22px;line-height:1;color:var(--c3)}
.lp-deco .s1{top:16%;right:11%} .lp-deco .s2{top:44%;right:30%;color:var(--c4);font-size:16px} .lp-deco .s3{top:10%;left:52%;color:var(--c2);font-size:18px}
.lp-deco .s4{bottom:22%;right:5%;color:var(--c5);font-size:26px} .lp-deco .s5{top:30%;left:60%;color:var(--c6);font-size:14px}
.lp-hero-text,.lp-hero .lp-banner,.lp-cta>*:not(.lp-deco){position:relative;z-index:1}
.lp-hero h1{background:linear-gradient(90deg,var(--navy) 0%,var(--c1) 28%,var(--c5) 52%,var(--c4) 74%,var(--navy) 100%);background-size:260% 100%;-webkit-background-clip:text;background-clip:text;color:transparent}
.lp-card,.lp-prize,.lp-step,.lp-tags span{transition:transform .22s ease,box-shadow .22s ease}
.lp-card:hover,.lp-prize:hover,.lp-step:hover{transform:translateY(-6px) rotate(-.5deg);box-shadow:0 14px 30px color-mix(in srgb,var(--c1) 18%,transparent)}
.lp-tags span:hover{transform:translateY(-3px) scale(1.07)}
.confetti{position:absolute;left:0;right:0;top:0;height:0;pointer-events:none;overflow:visible;z-index:5}
.confetti i{position:absolute;top:-10px;width:9px;height:14px;border-radius:2px;opacity:0}
@media (prefers-reduced-motion:no-preference){
  @keyframes floaty{0%,100%{transform:translate(0,0)}50%{transform:translate(22px,-26px)}}
  @keyframes twinkle{0%,100%{opacity:.12;transform:scale(.55) rotate(0)}50%{opacity:1;transform:scale(1.2) rotate(25deg)}}
  @keyframes shiftbg{0%{background-position:0% 0}100%{background-position:260% 0}}
  @keyframes ping{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--ok) 65%,transparent)}100%{box-shadow:0 0 0 9px transparent}}
  @keyframes glow{0%,100%{box-shadow:0 4px 14px color-mix(in srgb,var(--c1) 30%,transparent),0 0 0 0 color-mix(in srgb,var(--c1) 50%,transparent)}50%{box-shadow:0 4px 14px color-mix(in srgb,var(--c1) 30%,transparent),0 0 0 11px transparent}}
  @keyframes blinkb{0%,100%{opacity:1}50%{opacity:.35}}
  @keyframes fall{0%{opacity:1;transform:translate(0,0) rotate(0)}100%{opacity:0;transform:translate(var(--dx),70vh) rotate(var(--rot))}}
  .lp-deco .blob{animation:floaty 9s ease-in-out infinite} .lp-deco .b2{animation-duration:12s;animation-delay:-3s} .lp-deco .b3{animation-duration:14s;animation-delay:-6s}
  .lp-deco .spark{animation:twinkle 2.4s ease-in-out infinite} .lp-deco .s2{animation-delay:-.8s} .lp-deco .s3{animation-delay:-1.4s;animation-duration:3s} .lp-deco .s4{animation-delay:-.4s;animation-duration:2.9s} .lp-deco .s5{animation-delay:-1.9s}
  .lp-hero h1{animation:shiftbg 8s linear infinite}
  .badge.ok::before{animation:ping 1.6s ease-out infinite}
  .badge.blink{animation:blinkb 1.2s ease-in-out infinite}
  .lp-hero .btn:not(.alt),.lp-cta .btn:not(.alt),.lp-screen .btn:not(.alt):not(.sm){animation:glow 2.2s ease-in-out infinite}
  .confetti i{animation:fall 1.8s ease-out forwards}
}
@media (max-width:700px){.lp-deco .blob{opacity:.3}.lp-deco .b1{width:220px;height:220px}.lp-deco .b2{width:200px;height:200px}.lp-deco .b3{display:none}}
.lp-hero.lp-screen{align-items:stretch}
.lp-hero .lp-banner{min-height:clamp(240px,36vh,420px)}
.lp-hero .lp-banner-img{object-position:center 16%}
/* mỗi "trang" vừa một màn hình */
.lp-screen{padding:clamp(18px,3.4vh,52px) 0}
.lp-cta.lp-screen,.lp-cta.has-img.lp-screen{min-height:calc(100svh - 52px)}
.lp-screen .lp-step-img{aspect-ratio:16/9}
@media (min-width:1000px){.lp-screen .lp-steps{grid-template-columns:repeat(4,minmax(0,1fr))}}
.lp-screen .lp-card{padding:14px 16px}
.lp-screen .lp-cards.big .lp-card{padding:24px}
.lp-screen .lp-card p{margin:.2em 0 .6em}
.lp-screen .lp-sub{margin-bottom:clamp(10px,2vh,22px)}
.lp-screen h3{margin-bottom:.4em}
main.landing{width:min(90vw,1560px)}
@media (max-width:700px){main.landing{width:92vw}}

/* ===== Một thanh điều hướng duy nhất; quyền lợi đánh số; chữ nhẹ hơn ===== */
header{position:sticky;top:0;z-index:25;flex-wrap:nowrap;gap:clamp(12px,2vw,28px);padding:8px max(2vw,16px);border-bottom:1px solid var(--border)}
.brand{flex:none;min-width:0;max-width:34%}
.brand-t{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.brand-t #brand-name{font-weight:700;font-size:1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ctx{display:block;flex:none;font-size:.74rem;color:var(--muted);font-weight:400;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ctx:empty{display:none}
header nav{position:static;flex:1 1 auto;min-width:0;border:0;background:transparent;padding:0;overflow-x:auto;justify-content:flex-start}
header nav a{padding:10px 12px}
.who{flex:none}
html.snap{scroll-padding-top:64px}
html.snap header{scroll-snap-align:none}
.lp-screen,.lp-cta.lp-screen,.lp-cta.has-img.lp-screen,.lp-hero.lp-screen{min-height:calc(100svh - 64px)}
@media (max-width:900px){header{flex-wrap:wrap}header nav{order:3;flex:0 0 100%;margin:0 calc(-1 * max(2vw,16px));padding:0 max(2vw,16px)}.brand{max-width:70%}.ctx{display:none}}
h1{font-weight:650} .brand{font-weight:700} .lp-h{font-weight:650} .lp-lead{font-weight:500}
.lp-nums{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(28px,5vw,80px);max-width:1100px}
.lp-num{display:flex;gap:20px;padding:22px 0;border-top:1px solid var(--border)}
.lp-num .no{font-size:1.7rem;font-weight:600;color:var(--k,var(--c1));min-width:2.3ch;line-height:1.2;font-variant-numeric:tabular-nums}
.lp-num b{font-size:1.08rem;font-weight:650}
.lp-num p{margin:.3em 0 0}
@media (max-width:760px){.lp-nums{grid-template-columns:minmax(0,1fr)}}
.lp-dots button{width:8px;height:8px;opacity:.4}
.brand{max-width:46%} header nav a{padding:10px 10px}
.brand{max-width:40%} header nav{scrollbar-width:none} header nav::-webkit-scrollbar{display:none}

html.snap{scroll-padding-top:var(--hh,64px)}
.lp-screen,.lp-cta.lp-screen,.lp-cta.has-img.lp-screen,.lp-hero.lp-screen{min-height:calc(100svh - var(--hh,64px))}
@media (max-width:900px){.brand{max-width:calc(100% - 120px)}.brand-t{min-width:0}}
@media (max-width:700px){#brand-name{display:none}.brand{max-width:none}}

/* ===== Tươi hơn: nền từng màn mỗi màn một sắc, thẻ viền màu, nút chuyển sắc ===== */
header{border-bottom:3px solid transparent;border-image:linear-gradient(90deg,var(--c1),var(--c2),var(--c6),var(--c3),var(--c4),var(--c5)) 1}
.lp-screen:nth-of-type(even)::before{background:linear-gradient(135deg,color-mix(in srgb,var(--c2) 13%,#fff),color-mix(in srgb,var(--c5) 11%,#fff))}
.lp-screen:nth-of-type(3n+1):not(.lp-hero):not(.lp-cta)::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:100vw;margin-left:-50vw;z-index:-1;background:linear-gradient(135deg,color-mix(in srgb,var(--c3) 14%,#fff),color-mix(in srgb,var(--c4) 10%,#fff))}
.lp-screen:nth-of-type(3n):not(.lp-hero):not(.lp-cta)::before{content:"";position:absolute;top:0;bottom:0;left:50%;width:100vw;margin-left:-50vw;z-index:-1;background:linear-gradient(135deg,color-mix(in srgb,var(--c6) 13%,#fff),color-mix(in srgb,var(--c2) 12%,#fff))}
.lp-deco .blob{opacity:.6}
.lp-card,.lp-prize,.lp-step{border-top:4px solid var(--c1)}
.lp-card:nth-child(6n+2),.lp-prize:nth-child(6n+2),.lp-step:nth-child(6n+2){border-top-color:var(--c4)}
.lp-card:nth-child(6n+3),.lp-prize:nth-child(6n+3),.lp-step:nth-child(6n+3){border-top-color:var(--c3)}
.lp-card:nth-child(6n+4),.lp-prize:nth-child(6n+4),.lp-step:nth-child(6n+4){border-top-color:var(--c6)}
.lp-card:nth-child(6n+5),.lp-prize:nth-child(6n+5),.lp-step:nth-child(6n+5){border-top-color:var(--c5)}
.lp-card:nth-child(6n),.lp-prize:nth-child(6n),.lp-step:nth-child(6n){border-top-color:var(--c2)}
.lp-screen h2{background:linear-gradient(90deg,var(--c1),var(--c5),var(--c4));-webkit-background-clip:text;background-clip:text;color:transparent}
.btn:not(.alt):not(.sm){background:linear-gradient(90deg,var(--c1),var(--c5),var(--c4));border-color:transparent;color:#fff}
.lp-tags span{background:color-mix(in srgb,var(--c4) 14%,#fff);border-color:color-mix(in srgb,var(--c4) 40%,#fff)}
.lp-tags span:nth-child(3n+2){background:color-mix(in srgb,var(--c3) 20%,#fff);border-color:color-mix(in srgb,var(--c3) 50%,#fff)}
.lp-tags span:nth-child(3n){background:color-mix(in srgb,var(--c6) 16%,#fff);border-color:color-mix(in srgb,var(--c6) 45%,#fff)}

/* Khu giám khảo: hồ sơ bên trái, video và phiếu chấm ghim bên phải */
.jd-wrap{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;align-items:start}
.jd-main,.jd-side{display:grid;gap:16px;min-width:0}
.jd-vplayer video{width:100%;max-height:52vh;background:#000;border-radius:8px;display:block}
.jd-vplayer+.jd-vplayer{margin-top:14px}
.jd-vbar{margin:6px 2px}
@media (min-width:1200px){
  .jd-wrap{grid-template-columns:minmax(0,1fr) minmax(380px,520px)}
  .jd-side{position:sticky;top:64px;max-height:calc(100vh - 80px);overflow:auto}
}
.jd-yt{position:relative;width:100%;aspect-ratio:16/9;background:#000;border-radius:8px;overflow:hidden}
.jd-yt iframe,.jd-yt .jd-ytmount{position:absolute;inset:0;width:100%;height:100%;border:0}