/* Trang bình chọn Keysera – dùng bảng màu của web hiện tại (tím #2E1A44 / #6B3A86, vàng #F2B705) */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#F3EDF8;color:#3A2150;font:17px/1.55 'Be Vietnam Pro',system-ui,sans-serif;overflow-x:hidden}
img{max-width:100%;display:block}
h1,h2,h3{font-family:'Baloo 2',sans-serif;line-height:1.15;margin:0}
a{color:#6B3A86}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}

.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:6px 16px;background:#2E1A44;color:#fff;border-bottom:1px solid rgba(255,255,255,.25)}
.top-logo img{height:34px;width:auto}
.top-nav{display:flex;gap:4px;align-items:center}
.top-nav a{color:#fff;text-decoration:none;font-family:'Baloo 2',sans-serif;font-weight:600;min-height:44px;display:flex;align-items:center;padding:0 10px;border-radius:10px}
.top-nav a:hover{background:rgba(255,255,255,.12)}
.top-nav .top-cta{background:#F2B705;color:#3A2150}
.top-nav .top-cta:hover{background:#ffcb2b}
@media(max-width:420px){.top-nav a{padding:0 8px;font-size:15px}.top-logo img{height:28px}.top-nav .long{display:none}}
.top-nav .top-cta{gap:.3em;box-shadow:0 0 14px rgba(242,183,5,.55)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:radial-gradient(120% 90% at 50% 0%,#5a3380 0%,#3b2257 45%,#1f1030 100%);color:#fff;text-align:center;padding:30px 0 96px;isolation:isolate}
.hero .wrap{position:relative;z-index:2}
.hero-fx{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}
.hero-glow{position:absolute;left:50%;top:-40%;width:680px;height:680px;margin-left:-340px;border-radius:50%;background:radial-gradient(circle,rgba(242,183,5,.3),rgba(242,183,5,0) 65%);z-index:0}
/* đèn sân khấu */
.beams{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.beams i{position:absolute;top:-12%;width:300px;height:130%;margin-left:-150px;transform-origin:50% 0;background:linear-gradient(180deg,rgba(255,240,190,.38),rgba(255,214,120,.1) 55%,rgba(255,214,120,0) 85%);clip-path:polygon(46% 0,54% 0,100% 100%,0 100%);filter:blur(4px);mix-blend-mode:screen;opacity:.8}
.beams i:nth-child(1){left:12%;transform:rotate(-24deg)}
.beams i:nth-child(2){left:50%;transform:rotate(0);opacity:.55;background:linear-gradient(180deg,rgba(214,170,255,.45),rgba(214,170,255,0) 80%)}
.beams i:nth-child(3){left:88%;transform:rotate(24deg)}
.hero-logo{height:56px;width:auto;margin:0 auto 10px;filter:drop-shadow(0 0 14px rgba(242,183,5,.35))}
.hero-event{margin:0 0 4px;font-family:'Baloo 2',sans-serif;font-weight:600;font-size:20px;color:#F2B705}
.hero h1{font-size:clamp(28px,7vw,54px);font-weight:800;letter-spacing:.5px;text-shadow:0 4px 24px rgba(0,0,0,.35)}
.hero h1 .g{color:#F2B705}
.hero h1 .w{display:inline-block;white-space:nowrap}
.hero h1 .ch{display:inline-block}
.hero-intro{max-width:620px;margin:10px auto 14px;font-size:18px;color:#EDE3F5}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;margin-bottom:8px}
.meta{font-weight:600;color:#fff}
.meta.gold{color:#F2B705}
.meta[hidden]{display:none}
/* phím đàn piano dưới chân hero */
.keys{position:absolute;left:0;right:0;bottom:0;height:64px;z-index:2;display:flex;align-items:flex-start;padding:0 2px;border-top:3px solid #F2B705;background:#140a20;box-shadow:0 -10px 30px rgba(242,183,5,.25);touch-action:none;user-select:none;-webkit-user-select:none}
.keys .wk{position:relative;flex:1 1 0;height:100%;margin:0 1px;border-radius:0 0 6px 6px;background:linear-gradient(180deg,#f3eef7,#fff 70%,#e4dbec);cursor:pointer;transition:background .25s,box-shadow .25s,transform .1s}
.keys .bk{position:absolute;top:0;right:-30%;width:60%;height:60%;z-index:1;border-radius:0 0 4px 4px;background:linear-gradient(180deg,#2a1a3a,#0d0614);cursor:pointer;transition:background .25s,box-shadow .25s}
.keys .on{background:linear-gradient(180deg,#ffe28a,#F2B705)!important;box-shadow:0 0 18px 4px rgba(242,183,5,.75);transform:translateY(2px)}
.keys .bk.on{background:linear-gradient(180deg,#d9a3ff,#8a4bc0)!important;box-shadow:0 0 16px 4px rgba(190,120,255,.75)}
/* màn nhung mở màn */
.curtain{position:fixed;inset:0;z-index:200;pointer-events:none;display:flex}
.curtain[hidden]{display:none}
.curtain i{flex:1;height:100%;background:repeating-linear-gradient(90deg,#4b0f2e 0,#7a1747 22px,#5a1236 44px,#3a0a24 60px);box-shadow:inset 0 -14px 0 #F2B705,inset 0 -22px 0 #b8860b}
.curtain .cl{box-shadow:inset -30px 0 40px rgba(0,0,0,.5),inset 0 -14px 0 #F2B705}
.curtain .cr{box-shadow:inset 30px 0 40px rgba(0,0,0,.5),inset 0 -14px 0 #F2B705}
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;font-family:'Baloo 2',sans-serif;font-weight:700;background:#fff;color:#3A2150}
.badge.open{background:#2e9e5b;color:#fff}
.badge.open::before{content:"";width:9px;height:9px;border-radius:50%;background:#b8ffd2;box-shadow:0 0 0 0 rgba(184,255,210,.8)}
.badge.upcoming{background:#F2B705;color:#3A2150}
.badge.closed{background:#d9ccE6;color:#3A2150}

.countdown{margin:10px 0 14px}
.countdown[hidden]{display:none}
.cd-label{margin:0 0 8px;font-weight:600;color:#F2B705}
.cd-boxes{display:flex;justify-content:center;gap:8px;perspective:400px}
.cdb{position:relative;min-width:68px;padding:10px 6px 6px;border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,.16) 0 50%,rgba(255,255,255,.08) 50%);border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(4px);box-shadow:0 8px 20px rgba(0,0,0,.25)}
.cdb::after{content:"";position:absolute;left:0;right:0;top:calc(50% - 8px);height:1px;background:rgba(0,0,0,.35)}
.cdb b{display:block;font:800 30px/1 'Baloo 2',sans-serif;color:#fff;font-variant-numeric:tabular-nums;transform-origin:50% 60%;text-shadow:0 0 12px rgba(242,183,5,.5)}
.cdb small{font-size:12px;color:#EDE3F5;text-transform:uppercase;letter-spacing:.5px}
.cdb.zero{display:none}
.countdown.urgent .cdb{border-color:#ff8a8a;background:rgba(255,90,90,.18)}

.hero-stats{display:flex;justify-content:center;gap:12px;margin:4px 0 18px}
.hero-stats[hidden]{display:none}
@property --a{syntax:'<angle>';inherits:false;initial-value:0deg}
.hero-stats>div{min-width:124px;padding:8px 14px;border-radius:16px;border:2px solid transparent;
  background:linear-gradient(#3a2156,#3a2156) padding-box,conic-gradient(from var(--a),rgba(242,183,5,.08),#F2B705 12%,rgba(242,183,5,.08) 30%,rgba(255,255,255,.1) 60%,rgba(242,183,5,.08)) border-box}
.hero-stats b{display:block;font:800 30px/1.1 'Baloo 2',sans-serif;color:#F2B705;font-variant-numeric:tabular-nums}
.hero-stats small{color:#EDE3F5}
.hero-stats [hidden]{display:none}

/* ---------- Nút ---------- */
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:48px;min-width:44px;padding:10px 20px;border:2px solid #6B3A86;border-radius:14px;background:#fff;color:#6B3A86;font:700 17px 'Baloo 2',sans-serif;cursor:pointer;text-decoration:none;transition:transform .15s,box-shadow .2s,background-color .2s}
.btn.gold{background:#F2B705;border-color:#F2B705;color:#3A2150}
.btn.ghost{background:transparent}
.btn.big{min-height:54px;padding:12px 28px;font-size:18px;box-shadow:0 8px 22px rgba(242,183,5,.35)}
.btn:not(:disabled):hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(58,33,80,.2)}
.btn:not(:disabled):active{transform:translateY(0) scale(.97)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #F2B705;outline-offset:2px}
.btn .rip{position:absolute;border-radius:50%;background:rgba(255,255,255,.6);transform:scale(0);pointer-events:none}
.btn.shine::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.65),transparent);transform:skewX(-20deg);pointer-events:none}

section{padding:26px 0 0;scroll-margin-top:60px}
.cd{scroll-margin-top:70px}
section h2{font-size:28px;color:#2E1A44;margin-bottom:10px}
.sub{margin:0 0 12px;color:#5A4868}

.how{background:#fff;border:2px solid #D9CCE6;border-radius:20px;padding:20px;margin-top:20px}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.steps li{display:flex;gap:12px;align-items:center}
.steps b{flex:0 0 36px;height:36px;border-radius:50%;background:#6B3A86;color:#fff;display:flex;align-items:center;justify-content:center;font-family:'Baloo 2',sans-serif}
@media(min-width:700px){.steps{grid-template-columns:repeat(3,1fr)}}
.rule{margin:14px 0 0;padding:10px 14px;background:#F3EDF8;border-radius:12px}
.rule.soft{background:#fff7da;font-size:15px}
.rule[hidden]{display:none}

.notice{margin-top:16px;padding:14px 16px;border-radius:14px;background:#fff7da;border:2px solid #F2B705;font-weight:600}
.notice[hidden]{display:none}

/* ---------- Bảng xếp hạng ---------- */
.board{padding-top:26px}
.board[hidden]{display:none}
.podium{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:end;gap:8px;max-width:560px;margin:8px auto 18px}
.podium:empty{display:none}
.pod{display:flex;flex-direction:column;align-items:center;text-align:center;cursor:pointer;background:none;border:0;padding:0;font:inherit;color:inherit}
.pod.p1{order:2}.pod.p2{order:1}.pod.p3{order:3}
.pod .av{position:relative;width:72px;height:72px;border-radius:50%;border:4px solid #fff;background:#EDE3F5;box-shadow:0 6px 16px rgba(58,33,80,.25);display:flex;align-items:center;justify-content:center;font:800 26px 'Baloo 2',sans-serif;color:#6B3A86}
.pod .av img{position:absolute;inset:0;width:100%;height:100%;border-radius:50%;object-fit:cover}
.pod.p1 .av{width:92px;height:92px;border-color:#F2B705}
.pod .crown{position:absolute;top:-26px;left:50%;margin-left:-14px;font-size:26px;line-height:1}
.pod .medal{position:absolute;bottom:-8px;right:-6px;font-size:24px;line-height:1}
.pod .pn{margin-top:8px;font:700 15px/1.2 'Baloo 2',sans-serif;color:#2E1A44;overflow-wrap:anywhere;max-width:100%}
.pod .pv{font:700 14px 'Baloo 2',sans-serif;color:#6B3A86}
.pod .base{width:100%;margin-top:6px;border-radius:12px 12px 0 0;background:linear-gradient(180deg,#6B3A86,#4a2a6b);color:#F2B705;font:800 26px 'Baloo 2',sans-serif;display:flex;align-items:flex-start;justify-content:center;padding-top:6px;transform-origin:bottom}
.pod.p1 .base{height:96px;background:linear-gradient(180deg,#F2B705,#d49a00);color:#3A2150}
.pod.p2 .base{height:70px}
.pod.p3 .base{height:52px}

.rank-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.rank-list li{display:grid;grid-template-columns:36px 1fr auto;gap:4px 10px;align-items:center;background:#fff;border:2px solid #D9CCE6;border-radius:14px;padding:10px 12px}
.rank-list .rk{font:800 20px 'Baloo 2',sans-serif;color:#6B3A86;text-align:center}
.rank-list .nm{font-weight:600;overflow-wrap:anywhere}
.rank-list .vt{font:700 18px 'Baloo 2',sans-serif;font-variant-numeric:tabular-nums}
.rank-list .bar{grid-column:2/4;height:10px;background:#EDE3F5;border-radius:6px;overflow:hidden}
.rank-list .bar i{display:block;width:0;height:100%;background:linear-gradient(90deg,#6B3A86,#F2B705);border-radius:6px}
.rank-list li.top1{border-color:#F2B705;background:linear-gradient(90deg,#fffaf0,#fff)}
.rank-list li.top1 .rk{color:#d49a00}
.board .more{display:flex;margin:12px auto 0}
.board .more[hidden]{display:none}

/* ---------- Danh sách ---------- */
.tools{display:grid;grid-template-columns:1fr;gap:10px;margin:8px 0 14px}
.tools[hidden]{display:none}
.tools input,.tools select{width:100%;min-height:48px;padding:10px 14px;border:2px solid #D9CCE6;border-radius:14px;background:#fff;font:16px 'Be Vietnam Pro',sans-serif;color:#3A2150}
.tools select[hidden]{display:none}
@media(min-width:700px){.tools{grid-template-columns:2fr 1fr 1fr}}

.state{padding:28px 16px;text-align:center;background:#fff;border:2px dashed #D9CCE6;border-radius:16px;font-weight:600}
.state.err{border-color:#c0392b}
.state[hidden]{display:none}
.eq{display:flex;justify-content:center;align-items:flex-end;gap:4px;height:26px;margin-bottom:8px}
.eq i{width:6px;height:100%;border-radius:3px;background:#6B3A86;transform-origin:bottom}

.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:12px}
@media(max-width:359px){.grid{grid-template-columns:1fr}}
@media(min-width:700px){.grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}}
@media(min-width:960px){.grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(min-width:1180px){.grid{grid-template-columns:repeat(5,minmax(0,1fr))}}

.cd{position:relative;display:flex;flex-direction:column;background:#fff;border:2px solid #D9CCE6;border-radius:18px;overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s}
.cd:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(58,33,80,.16)}
.cd.voted{border-color:#2e9e5b}
.cd .ph{position:relative;aspect-ratio:1/1;background:linear-gradient(135deg,#EDE3F5,#f8f3fb);display:flex;align-items:center;justify-content:center;font:800 56px 'Baloo 2',sans-serif;color:#6B3A86;overflow:hidden}
.cd .ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.cd:hover .ph img{transform:scale(1.06)}
.cd .no{position:absolute;top:8px;left:8px;min-width:40px;padding:2px 10px;border-radius:999px;background:#2E1A44;color:#F2B705;font:800 17px 'Baloo 2',sans-serif;text-align:center}
.cd .rk{position:absolute;top:8px;right:8px;padding:2px 10px;border-radius:999px;background:#F2B705;color:#3A2150;font:700 14px 'Baloo 2',sans-serif}
.cd .md{position:absolute;bottom:6px;right:8px;font-size:30px;line-height:1;filter:drop-shadow(0 2px 3px rgba(0,0,0,.3))}
.cd .bd{padding:10px 12px 12px;display:flex;flex-direction:column;gap:4px;flex:1}
.cd .nm{font:700 18px/1.2 'Baloo 2',sans-serif;color:#2E1A44;overflow-wrap:anywhere}
.cd .gp{font-size:14px;color:#5A4868}
.cd .bio{font-size:14px;color:#5A4868}
.cd .vt{font:700 16px 'Baloo 2',sans-serif;color:#6B3A86;display:inline-block}
.cd .vt b{font-variant-numeric:tabular-nums}
.cd .btn{margin-top:auto;width:100%}
.cd .vote .heart{display:inline-block}
.cd .done{margin-top:auto;min-height:48px;display:flex;align-items:center;justify-content:center;border-radius:14px;background:#e6f6ec;color:#1f7a45;font:700 16px 'Baloo 2',sans-serif}
.cd .share1{margin-top:6px;width:100%;min-height:44px;border:0;background:transparent;color:#6B3A86;font:700 15px 'Baloo 2',sans-serif;cursor:pointer;text-decoration:underline}
/* thẻ bé được chỉ tới (từ vòng xoay / link chia sẻ): viền hồng – xanh ngọc nhấp nháy, khác hẳn màu vàng của nút bình chọn */
.cd.hl{z-index:3;border-color:#E8457E;box-shadow:0 0 0 4px #fff,0 0 0 8px #E8457E,0 0 34px 10px rgba(232,69,126,.65)}

.updated{margin:14px 0 0;text-align:center;font-size:14px;color:#5A4868}
.info{padding-bottom:10px}
.info[hidden]{display:none}
.info p{margin:6px 0;white-space:pre-line}
.info p[hidden]{display:none}
.info .contact-t{margin-top:12px;font-weight:600}
.info{background:#fff;border:2px solid #D9CCE6;border-radius:20px;padding:20px;margin-top:26px}

.share,.about,.promo{background:#fff;border:2px solid #D9CCE6;border-radius:20px;padding:20px;margin-top:26px}
.about-info{background:#F3EDF8;border-radius:12px;padding:10px 14px}
.share-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.share-row .btn{flex:1 1 150px}
.share-row.center{justify-content:center}
.share-row.center .btn{flex:0 1 auto}

/* ---------- Quảng bá khoá học ---------- */
.promo{position:relative;overflow:hidden;background:linear-gradient(160deg,#2E1A44,#4a2a6b);border-color:#4a2a6b;color:#EDE3F5}
.promo h2{color:#fff}
.promo .kicker{margin:0 0 4px;font:700 14px 'Baloo 2',sans-serif;letter-spacing:1px;text-transform:uppercase;color:#F2B705}
.promo-head p{max-width:680px}
.promo .btn:not(.gold){background:transparent;border-color:#fff;color:#fff}
.courses{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 2px 12px;margin:10px -4px 0;-webkit-overflow-scrolling:touch}
.course{position:relative;flex:0 0 136px;scroll-snap-align:start;border-radius:16px;overflow:hidden;aspect-ratio:3/4;text-decoration:none;color:#fff;box-shadow:0 6px 16px rgba(0,0,0,.25)}
@media(min-width:960px){.courses{display:grid;grid-template-columns:repeat(7,1fr);overflow:visible}.course{flex:none}}
.course img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.course::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(46,26,68,0) 40%,rgba(46,26,68,.9))}
.course span{position:absolute;left:10px;right:10px;bottom:10px;z-index:1;font:800 18px/1.1 'Baloo 2',sans-serif}
.course em{position:absolute;top:8px;left:8px;z-index:1;padding:2px 8px;border-radius:999px;background:#F2B705;color:#3A2150;font:700 12px 'Baloo 2',sans-serif;font-style:normal}
.course:hover img{transform:scale(1.08)}

.foot{margin-top:30px;padding:20px 16px;background:#2E1A44;color:#EDE3F5;text-align:center;font-size:15px}
.foot a{color:#F2B705}
body.has-stick .foot{padding-bottom:96px}

/* ---------- Thanh mời học thử ---------- */
.stick{position:fixed;left:12px;right:12px;bottom:12px;z-index:40;max-width:560px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:8px 8px 8px 14px;border-radius:18px;background:#2E1A44;color:#fff;box-shadow:0 10px 30px rgba(46,26,68,.45)}
.stick[hidden]{display:none}
.stick-t{flex:1;font-size:15px;line-height:1.3}
.stick-t b{color:#F2B705}
.stick .btn{min-height:44px;padding:6px 16px}
.stick-x{flex:0 0 44px;height:44px;border:0;border-radius:12px;background:transparent;color:#fff;font-size:26px;cursor:pointer}
.stick-ico{display:inline-block}

/* ---------- Hộp thoại ---------- */
.modal{position:fixed;inset:0;z-index:50;background:rgba(46,26,68,.7);display:flex;align-items:center;justify-content:center;padding:16px}
.modal[hidden],.toast[hidden]{display:none}
.modal .card{width:100%;max-width:400px;max-height:calc(100vh - 32px);overflow:auto;background:#fff;border-radius:20px;padding:20px}
.modal h3{font-size:24px;color:#2E1A44;margin-bottom:10px}
.who{display:flex;gap:12px;align-items:center;margin:8px 0}
.who img{width:72px;height:72px;border-radius:14px;object-fit:cover;background:#EDE3F5}
.who img[hidden]{display:none}
.who b{display:block;font:800 22px 'Baloo 2',sans-serif;color:#6B3A86}
.who span{font-weight:600;overflow-wrap:anywhere}
.small{font-size:14px;color:#5A4868;margin:6px 0 12px}
.modal label{display:block;font-weight:600;margin-bottom:8px}
.modal input{display:block;width:100%;margin-top:6px;min-height:48px;padding:10px 14px;border:2px solid #D9CCE6;border-radius:14px;font:18px 'Be Vietnam Pro',sans-serif}
.err-line{margin:6px 0;color:#c0392b;font-weight:600}
.err-line[hidden]{display:none}
.row{display:flex;gap:10px;margin-top:14px}
.row .btn{flex:1}
.modal .col{display:grid;gap:10px;margin-top:12px}
.thanks{text-align:center}
.ok-ico{width:76px;height:76px;margin:0 auto 8px}
.ok-ico svg{width:100%;height:100%;fill:none;stroke-width:4;stroke-linecap:round;stroke-linejoin:round}
.ok-ico circle{stroke:#2e9e5b;fill:#e6f6ec;stroke-dasharray:151;stroke-dashoffset:0}
.ok-ico path{stroke:#2e9e5b;stroke-dasharray:36;stroke-dashoffset:0}
.mini-promo{display:flex;gap:12px;align-items:center;margin-top:14px;padding:10px;border-radius:14px;background:#F3EDF8;text-align:left;text-decoration:none;color:#3A2150;font-size:14px}
.mini-promo img{width:64px;height:64px;border-radius:12px;object-fit:cover;flex:0 0 64px}
.mini-promo b{display:block;font:700 16px 'Baloo 2',sans-serif;color:#2E1A44}

.toast{position:fixed;left:12px;right:12px;bottom:16px;z-index:60;max-width:460px;margin:0 auto;padding:14px 16px;border-radius:14px;background:#2E1A44;color:#fff;font-weight:600;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.3)}
body.has-stick .toast{bottom:84px}
.toast.ok{background:#1f7a45}
.toast.bad{background:#a93226}

/* ---------- Hiệu ứng ---------- */
.fx{position:fixed;inset:0;width:100%;height:100%;z-index:70;pointer-events:none}
.spark{position:fixed;z-index:71;pointer-events:none;font-size:22px;line-height:1;margin:-11px 0 0 -11px;will-change:transform,opacity}

@media(prefers-reduced-motion:no-preference){
  html{scroll-behavior:smooth}
  .hero-glow{animation:glow 6s ease-in-out infinite alternate}
  .beams i:nth-child(1){animation:swingL 7s ease-in-out infinite alternate}
  .beams i:nth-child(2){animation:swingC 9s ease-in-out infinite alternate}
  .beams i:nth-child(3){animation:swingR 8s ease-in-out infinite alternate}
  .beams{animation:fadeIn 1.2s ease var(--t0,0s) both}
  .hero-logo{animation:logoIn 1s cubic-bezier(.2,1.4,.4,1) var(--t0,0s) both}
  .hero-event,.hero-intro,.hero-meta,.countdown,.hero-stats,.hero .btn{animation:rise .8s cubic-bezier(.2,.8,.2,1) both}
  .hero-event{animation-delay:calc(var(--t0,0s) + .15s)}
  .hero-intro{animation-delay:calc(var(--t0,0s) + 1s)}
  .hero-meta{animation-delay:calc(var(--t0,0s) + 1.15s)}
  .countdown{animation-delay:calc(var(--t0,0s) + 1.3s)}
  .hero-stats{animation-delay:calc(var(--t0,0s) + 1.45s)}
  .hero .btn{animation-delay:calc(var(--t0,0s) + 1.6s)}
  /* chữ tiêu đề: rơi từng ký tự rồi "sóng ánh sáng" chạy qua */
  .hero h1 .ch{animation:drop .9s cubic-bezier(.2,1.5,.4,1) calc(var(--t0,0s) + .25s + var(--i) * 45ms) both,
    wave 4.5s ease-in-out calc(var(--t0,0s) + 2.2s + var(--i) * 70ms) infinite}
  .hero h1 .g .ch{animation:drop .9s cubic-bezier(.2,1.5,.4,1) calc(var(--t0,0s) + .25s + var(--i) * 45ms) both,
    waveGold 4.5s ease-in-out calc(var(--t0,0s) + 2.2s + var(--i) * 70ms) infinite}
  .keys{animation:keysIn .9s cubic-bezier(.2,1,.4,1) calc(var(--t0,0s) + .4s) both}
  .hero-stats>div{animation:borderSpin 4s linear infinite}
  .hero .btn.rings{animation-name:rise,ringPulse;animation-duration:.8s,2.2s;animation-timing-function:cubic-bezier(.2,.8,.2,1),ease-out;
    animation-delay:calc(var(--t0,0s) + 1.6s),calc(var(--t0,0s) + 2.4s);animation-iteration-count:1,infinite;animation-fill-mode:both,none}
  .curtain .cl{animation:openL 1.3s cubic-bezier(.7,0,.3,1) .35s forwards}
  .curtain .cr{animation:openR 1.3s cubic-bezier(.7,0,.3,1) .35s forwards}
  .badge.open::before{animation:ping 1.6s ease-out infinite}
  .btn.shine::after{animation:sweep 3.2s ease-in-out infinite}
  .cdb.tk b{animation:flip .5s cubic-bezier(.2,1.4,.4,1)}
  .cdb.tk{animation:boxFlash .5s ease-out}
  .countdown.urgent .cdb{animation:urgent 1s ease-in-out infinite}
  .eq i{animation:eq 1s ease-in-out infinite}
  .eq i:nth-child(2){animation-delay:-.2s}.eq i:nth-child(3){animation-delay:-.4s}.eq i:nth-child(4){animation-delay:-.6s}.eq i:nth-child(5){animation-delay:-.8s}

  .anim .reveal,.anim .cd.enter{opacity:0;transform:translateY(24px)}
  .anim .reveal.in,.anim .cd.enter.in{opacity:1;transform:none;transition:opacity .6s ease var(--d,0ms),transform .6s cubic-bezier(.2,.8,.2,1) var(--d,0ms)}
  .anim .cd.enter.in:hover{transform:translateY(-4px);transition-delay:0ms}

  .cd .vote .heart{animation:beat 1.6s ease-in-out infinite}
  .cd .vote:not(:disabled){animation:glowBtn 2.4s ease-in-out infinite}
  .btn .rip{animation:rip .6s ease-out forwards}
  .cd.just{animation:cardPop .7s cubic-bezier(.2,.8,.2,1)}
  .cd .done.pop{animation:stamp .6s cubic-bezier(.2,1.6,.4,1)}
  .cd.shake{animation:shake .5s}
  .cd.hl{animation:hlPulse 1s ease-in-out 3}
  .bump{animation:bump .6s cubic-bezier(.2,1.6,.4,1)}
  .rank-list .bar i{transition:width 1.1s cubic-bezier(.2,.8,.2,1)}
  .rank-list li.top1{animation:goldGlow 2.6s ease-in-out infinite}

  .podium.go .pod .base{animation:grow .8s cubic-bezier(.2,.8,.2,1) both}
  .podium.go .pod .av,.podium.go .pod .pn,.podium.go .pod .pv{animation:rise .6s cubic-bezier(.2,.8,.2,1) both}
  .podium.go .p2 .base{animation-delay:.1s}.podium.go .p3 .base{animation-delay:.2s}
  .podium.go .p2 .av,.podium.go .p2 .pn,.podium.go .p2 .pv{animation-delay:.35s}
  .podium.go .p3 .av,.podium.go .p3 .pn,.podium.go .p3 .pv{animation-delay:.45s}
  .podium.go .p1 .av,.podium.go .p1 .pn,.podium.go .p1 .pv{animation-delay:.6s}
  .pod .crown{animation:crown 2s ease-in-out infinite}

  .modal:not([hidden]){animation:fadeIn .25s ease}
  .modal:not([hidden]) .card{animation:popIn .4s cubic-bezier(.2,1.4,.4,1)}
  .thanks .ok-ico circle{animation:draw .6s ease-out .1s both}
  .thanks .ok-ico path{animation:drawCheck .4s ease-out .55s both}
  .thanks .ok-ico{animation:okBounce .6s cubic-bezier(.2,1.6,.4,1) .5s both}
  .toast:not([hidden]){animation:toastIn .35s cubic-bezier(.2,1.4,.4,1)}
  .stick:not([hidden]){animation:slideUp .5s cubic-bezier(.2,1.2,.4,1)}
  .stick-ico{animation:wiggle 2.5s ease-in-out infinite}
}

@keyframes swingL{from{transform:rotate(-32deg)}to{transform:rotate(8deg)}}
@keyframes swingC{from{transform:rotate(-14deg)}to{transform:rotate(14deg)}}
@keyframes swingR{from{transform:rotate(32deg)}to{transform:rotate(-8deg)}}
@keyframes logoIn{0%{opacity:0;transform:scale(.3) rotate(-12deg);filter:blur(8px)}100%{opacity:1;transform:none;filter:drop-shadow(0 0 14px rgba(242,183,5,.35))}}
@keyframes drop{0%{opacity:0;transform:translateY(-80px) rotate(-25deg) scale(.4);filter:blur(6px)}60%{opacity:1;filter:none}100%{opacity:1;transform:none}}
@keyframes wave{0%,22%,100%{transform:none;color:#fff;text-shadow:0 4px 24px rgba(0,0,0,.35)}8%{transform:translateY(-8px) scale(1.08);color:#fff6c9;text-shadow:0 0 18px #F2B705,0 0 40px rgba(242,183,5,.6)}}
@keyframes waveGold{0%,22%,100%{transform:none;text-shadow:0 4px 24px rgba(0,0,0,.35)}8%{transform:translateY(-8px) scale(1.12);color:#fff1a8;text-shadow:0 0 20px #ffd34d,0 0 46px rgba(242,183,5,.85)}}
@keyframes keysIn{from{transform:translateY(100%)}to{transform:none}}
@keyframes borderSpin{to{--a:360deg}}
@keyframes ringPulse{0%{box-shadow:0 8px 22px rgba(242,183,5,.35),0 0 0 0 rgba(242,183,5,.7)}100%{box-shadow:0 8px 22px rgba(242,183,5,.35),0 0 0 18px rgba(242,183,5,0)}}
@keyframes openL{to{transform:translateX(-102%) skewX(-6deg)}}
@keyframes openR{to{transform:translateX(102%) skewX(6deg)}}
@keyframes flip{0%{transform:rotateX(-100deg);opacity:.2}100%{transform:none;opacity:1}}
@keyframes boxFlash{0%{box-shadow:0 0 0 0 rgba(242,183,5,.7),0 8px 20px rgba(0,0,0,.25)}100%{box-shadow:0 0 0 10px rgba(242,183,5,0),0 8px 20px rgba(0,0,0,.25)}}
@keyframes floatUp{0%{transform:translateY(0) rotate(0);opacity:0}10%{opacity:1}90%{opacity:.8}100%{transform:translateY(-420px) rotate(25deg);opacity:0}}
@keyframes glow{from{transform:scale(.9);opacity:.7}to{transform:scale(1.1);opacity:1}}
@keyframes rise{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes shineText{from{background-position:120% 0}to{background-position:-120% 0}}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(184,255,210,.8)}100%{box-shadow:0 0 0 10px rgba(184,255,210,0)}}
@keyframes sweep{0%,55%{left:-60%}100%{left:130%}}
@keyframes tick{0%{transform:translateY(-35%);opacity:0}100%{transform:none;opacity:1}}
@keyframes urgent{50%{background:rgba(255,90,90,.32)}}
@keyframes eq{0%,100%{transform:scaleY(.3)}50%{transform:scaleY(1)}}
@keyframes beat{0%,60%,100%{transform:scale(1)}15%{transform:scale(1.3)}30%{transform:scale(1)}45%{transform:scale(1.2)}}
@keyframes glowBtn{0%,100%{box-shadow:0 0 0 0 rgba(242,183,5,0)}50%{box-shadow:0 0 0 6px rgba(242,183,5,.25)}}
@keyframes rip{to{transform:scale(1);opacity:0}}
@keyframes hlPulse{0%,100%{transform:scale(1);border-color:#E8457E;box-shadow:0 0 0 4px #fff,0 0 0 8px #E8457E,0 0 34px 10px rgba(232,69,126,.65)}
  50%{transform:scale(1.05);border-color:#14A9B8;box-shadow:0 0 0 4px #fff,0 0 0 9px #14A9B8,0 0 44px 16px rgba(20,169,184,.6)}}
@keyframes cardPop{0%{transform:scale(1)}30%{transform:scale(1.05)}100%{transform:scale(1)}}
@keyframes stamp{0%{transform:scale(2.2) rotate(-8deg);opacity:0}100%{transform:none;opacity:1}}
@keyframes shake{20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}
@keyframes bump{0%{transform:scale(1)}40%{transform:scale(1.35);color:#d49a00}100%{transform:scale(1)}}
@keyframes goldGlow{50%{box-shadow:0 0 0 4px rgba(242,183,5,.25)}}
@keyframes grow{from{transform:scaleY(0)}to{transform:none}}
@keyframes crown{0%,100%{transform:translateY(0) rotate(-6deg)}50%{transform:translateY(-4px) rotate(6deg)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:scale(.85) translateY(20px)}to{opacity:1;transform:none}}
@keyframes draw{from{stroke-dashoffset:151}to{stroke-dashoffset:0}}
@keyframes drawCheck{from{stroke-dashoffset:36}to{stroke-dashoffset:0}}
@keyframes okBounce{0%{transform:scale(1)}50%{transform:scale(1.15)}100%{transform:scale(1)}}
@keyframes toastIn{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
@keyframes slideUp{from{opacity:0;transform:translateY(120%)}to{opacity:1;transform:none}}
@keyframes wiggle{0%,80%,100%{transform:rotate(0)}85%{transform:rotate(-15deg)}90%{transform:rotate(15deg)}95%{transform:rotate(-8deg)}}

/* ---------- Màu riêng từng danh hiệu (dùng chung: khung giải, ô chọn, thẻ bé, huy hiệu) ---------- */
.c1{--c:#F2B705;--c2:#ffde6b;--cd:#8a5d00;--tint:#fff6d6;--glow:rgba(242,183,5,.4)}
.c2{--c:#E8457E;--c2:#ff9cc0;--cd:#a8174f;--tint:#ffe8f0;--glow:rgba(232,69,126,.35)}
.c3{--c:#14A9B8;--c2:#7fe3ec;--cd:#0b6670;--tint:#ddf7f9;--glow:rgba(20,169,184,.35)}
.c4{--c:#3BB54A;--c2:#a6ea8f;--cd:#1f6e2a;--tint:#e6f8e3;--glow:rgba(59,181,74,.35)}

/* nền trang: các mảng màu loang nhẹ + nốt nhạc bay chậm hai bên lề */
body{background:radial-gradient(60vw 50vw at 0% 30%,rgba(232,69,126,.10),transparent 70%),
  radial-gradient(55vw 45vw at 100% 55%,rgba(20,169,184,.10),transparent 70%),
  radial-gradient(60vw 50vw at 10% 95%,rgba(242,183,5,.12),transparent 70%),#F3EDF8;background-attachment:fixed}
.hero{z-index:2}
main.wrap,.foot{position:relative;z-index:1}
.bg-notes{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.bg-notes span{position:absolute;bottom:-40px;opacity:0;font-family:'Baloo 2',sans-serif;line-height:1;text-shadow:0 0 10px currentColor}

/* tiêu đề các phần: gạch chân 4 màu danh hiệu */
section h2::after{content:"";display:block;width:72px;height:5px;margin-top:6px;border-radius:5px;
  background:linear-gradient(90deg,#F2B705 0 25%,#E8457E 25% 50%,#14A9B8 50% 75%,#3BB54A 75%)}
.awards h2,.awards h2::after{text-align:center;margin-left:auto;margin-right:auto}
.promo h2::after{display:none}

/* Cách bình chọn: 3 bước 3 màu */
.steps li:nth-child(1) b{background:#E8457E}
.steps li:nth-child(2) b{background:#14A9B8}
.steps li:nth-child(3) b{background:#3BB54A}

/* ---------- 4 hạng mục giải ---------- */
.aw-grid{display:grid;gap:14px;grid-template-columns:1fr 1fr;margin-top:14px}
@media(min-width:1000px){.aw-grid{grid-template-columns:repeat(4,1fr)}}
/* điện thoại: 1 hàng vuốt ngang (không đẩy danh sách bé xuống xa) */
@media(max-width:619px){
  .aw-grid{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin:14px -16px 0;padding:6px 16px 12px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .aw-grid::-webkit-scrollbar{display:none}
  .aw{flex:0 0 74%;scroll-snap-align:center}
}
.aw{position:relative;overflow:hidden;border:2px solid transparent;border-radius:20px;padding:18px 14px 16px;text-align:center;display:flex;flex-direction:column;gap:4px;
  background:linear-gradient(165deg,#fff 30%,var(--tint)) padding-box,
    conic-gradient(from var(--a),var(--c),var(--c2) 20%,#fff 40%,var(--c) 60%,var(--c2) 80%,var(--c)) border-box;
  box-shadow:0 10px 26px var(--glow);transition:transform .25s,box-shadow .25s}
.aw::before{content:"";position:absolute;top:-40%;left:-60%;width:40%;height:180%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.75),transparent);transform:rotate(18deg);pointer-events:none}
.aw .ico{display:flex;align-items:center;justify-content:center;width:68px;height:68px;margin:0 auto 6px;border-radius:50%;font-size:36px;line-height:1;
  background:radial-gradient(circle at 35% 30%,#fff,var(--tint) 70%);box-shadow:0 0 0 4px var(--c2),0 8px 18px var(--glow)}
.aw b{font:800 19px/1.2 'Baloo 2',sans-serif;color:var(--cd)}
.aw i{font:600 14px 'Be Vietnam Pro',sans-serif;color:var(--cd);opacity:.85}
.aw p{margin:6px 0 0;font-size:14px;color:#5A4868}
.aw:hover{transform:translateY(-6px);box-shadow:0 16px 34px var(--glow)}

/* ---------- Thẻ bé ---------- */
.cd.tap:hover{border-color:#F2B705;box-shadow:0 14px 30px rgba(242,183,5,.28)}
.cd .ph::after{content:"";position:absolute;top:0;left:-70%;width:45%;height:100%;z-index:1;background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-18deg);pointer-events:none}
.cd .no{z-index:2}
.cd.voted[class*=" c"]{border-color:var(--c);box-shadow:0 8px 22px var(--glow)}
.cd .done{background:var(--tint,#e6f6ec);color:var(--cd,#1f7a45)}
.cd .rib{position:absolute;top:14px;right:-38px;z-index:2;width:150px;padding:4px 0;transform:rotate(35deg);text-align:center;
  background:linear-gradient(90deg,var(--c),var(--c2),var(--c));color:#fff;font:800 13px 'Baloo 2',sans-serif;text-shadow:0 1px 2px rgba(0,0,0,.35);box-shadow:0 3px 8px rgba(0,0,0,.25)}

/* ---------- Hộp chọn danh hiệu ---------- */
.pick-t{font-weight:700;color:#2E1A44;margin:12px 0 8px}
.pick{display:grid;gap:8px}
.pick .opt{position:relative;overflow:hidden;display:flex;gap:10px;align-items:center;text-align:left;width:100%;min-height:58px;padding:8px 12px;
  border:2px solid var(--c2);border-radius:14px;background:linear-gradient(90deg,var(--tint),#fff 75%);color:#3A2150;cursor:pointer;font:inherit;
  transition:border-color .15s,box-shadow .15s,background-color .15s}
.pick .opt .ico{flex:0 0 40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#fff;box-shadow:0 0 0 2px var(--c2);font-size:22px;line-height:1}
.pick .opt .tx{display:flex;flex-direction:column}
.pick .opt b{font:700 16px/1.2 'Baloo 2',sans-serif;color:var(--cd)}
.pick .opt i{font-size:13px;color:#7a6a86}
.pick .opt:hover{border-color:var(--c);box-shadow:0 4px 14px var(--glow)}
.pick .opt[aria-checked="true"]{border-color:var(--c);background:var(--tint);box-shadow:0 0 0 3px var(--glow)}
.pick .opt[aria-checked="true"]::after{content:'✓';margin-left:auto;font:800 22px 'Baloo 2',sans-serif;color:var(--cd)}
.cd.tap{cursor:pointer}
#mConfirm .row .btn{flex:1}

/* ---------- Huy hiệu trong hộp "Bình chọn thành công" ---------- */
.won{display:flex;flex-direction:column;align-items:center;gap:2px;margin:6px auto 10px;padding:12px 16px;max-width:300px;border-radius:18px;
  background:linear-gradient(165deg,#fff,var(--tint));border:2px solid var(--c);box-shadow:0 8px 24px var(--glow)}
.won[hidden]{display:none}
.won .ico{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:50%;font-size:34px;background:#fff;box-shadow:0 0 0 4px var(--c2),0 0 22px var(--glow)}
.won b{margin-top:6px;font:800 18px/1.2 'Baloo 2',sans-serif;color:var(--cd)}
.won i{font-size:13px;color:var(--cd);opacity:.85}

@media(prefers-reduced-motion:no-preference){
  .bg-notes span{animation:noteUp linear infinite}
  .aw{animation:borderSpin 6s linear infinite}
  .aw::before{animation:awSweep 5s ease-in-out infinite;animation-delay:var(--d,0ms)}
  .aw .ico{animation:bob 3s ease-in-out infinite;animation-delay:var(--d,0ms)}
  .aw:hover .ico{animation:bob .6s ease-in-out infinite}
  .reveal.in h2::after,#danh-sach h2::after{animation:lineGrow .9s cubic-bezier(.2,.8,.2,1) both}
  .cd.tap:hover .ph::after{animation:photoSweep .9s ease-out}
  .cd .rib{animation:ribIn .6s cubic-bezier(.2,1.4,.4,1) both}
  .won .ico{animation:wonPop .7s cubic-bezier(.2,1.6,.4,1) .2s both,wonGlow 2s ease-in-out 1s infinite}
}
@keyframes noteUp{0%{transform:translateY(0) rotate(0);opacity:0}12%{opacity:.35}85%{opacity:.25}100%{transform:translateY(-110vh) rotate(30deg);opacity:0}}
@keyframes awSweep{0%,60%{left:-60%}100%{left:140%}}
@keyframes bob{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-6px) rotate(-6deg)}}
@keyframes lineGrow{from{width:0;opacity:0}to{width:72px;opacity:1}}
@keyframes photoSweep{from{left:-70%}to{left:130%}}
@keyframes ribIn{from{opacity:0;transform:rotate(35deg) translateY(-30px)}to{opacity:1;transform:rotate(35deg)}}
@keyframes wonPop{0%{transform:scale(0) rotate(-30deg)}100%{transform:none}}
@keyframes wonGlow{50%{box-shadow:0 0 0 4px var(--c2),0 0 36px var(--c)}}

/* ---------- Đầu trang: lộng lẫy hơn ---------- */
.hero-intro{max-width:880px;text-wrap:balance}
/* tia sáng xoay chậm sau logo */
.rays{position:absolute;left:50%;top:-38%;width:1300px;height:1300px;margin-left:-650px;z-index:0;pointer-events:none;border-radius:50%;opacity:.55;
  background:repeating-conic-gradient(from 0deg,rgba(255,226,140,.16) 0 4deg,rgba(255,226,140,0) 4deg 14deg);
  -webkit-mask:radial-gradient(circle,#000 8%,rgba(0,0,0,.6) 30%,transparent 62%);mask:radial-gradient(circle,#000 8%,rgba(0,0,0,.6) 30%,transparent 62%)}
/* đèn 2 bên nhuộm hồng / xanh ngọc */
.beams i:nth-child(1){background:linear-gradient(180deg,rgba(255,170,210,.42),rgba(255,120,180,.1) 55%,rgba(255,120,180,0) 85%)}
.beams i:nth-child(3){background:linear-gradient(180deg,rgba(150,240,245,.4),rgba(90,210,225,.1) 55%,rgba(90,210,225,0) 85%)}
/* sàn sân khấu phản chiếu ánh vàng ngay trên phím đàn */
.hero::after{content:"";position:absolute;left:10%;right:10%;bottom:58px;height:120px;z-index:1;pointer-events:none;
  background:radial-gradient(50% 100% at 50% 100%,rgba(242,183,5,.35),rgba(232,69,126,.12) 45%,transparent 75%);filter:blur(6px)}
/* tên chương trình: nhãn vàng */
.hero-event{display:inline-block;padding:3px 16px;border-radius:999px;border:1px solid rgba(242,183,5,.6);background:rgba(242,183,5,.12);letter-spacing:1.5px;text-transform:uppercase;font-size:15px}
/* tiêu đề: viền sáng mạnh hơn */
.hero h1{filter:drop-shadow(0 0 22px rgba(242,183,5,.25))}
/* vòng xoay 3D ảnh các bé */
.ring-stage{--w:118px;--r:400px;--spin:30s;position:relative;height:calc(var(--w) * 1.95);margin:10px auto 4px;perspective:900px;perspective-origin:50% 20%}
.ring-stage[hidden]{display:none}
.ring{position:absolute;left:50%;top:6px;width:var(--w);height:calc(var(--w) * 1.5);margin-left:calc(var(--w) / -2);transform-style:preserve-3d;transform:translateZ(calc(var(--r) * -1)) rotateX(-8deg) rotateY(0)}
.ring .rk{position:absolute;inset:0;padding:0;border:0;background:none;cursor:pointer;color:#fff;font:inherit;
  transform:rotateY(var(--a)) translateZ(var(--r));backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;flex-direction:column;align-items:center;gap:6px;-webkit-tap-highlight-color:transparent}
.ring .face{position:relative;display:block;width:var(--w);height:var(--w);border-radius:50%;padding:4px;
  background:conic-gradient(from 0deg,#fff3c4,#F2B705,#E8457E,#14A9B8,#3BB54A,#F2B705,#fff3c4);box-shadow:0 0 22px rgba(242,183,5,.45),0 10px 24px rgba(0,0,0,.4)}
.ring .face img{width:100%;height:100%;border-radius:50%;object-fit:cover;background:#3b2257;border:3px solid #2E1A44}
.ring .rk.done .face{background:var(--c);box-shadow:0 0 26px var(--c)}
.ring .ok{position:absolute;right:-2px;bottom:-2px;width:34%;height:34%;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#fff;font-size:calc(var(--w) * .18);box-shadow:0 0 0 3px var(--c)}
.ring .nm{max-width:calc(var(--w) + 30px);padding:2px 10px;border-radius:999px;background:rgba(46,26,68,.75);border:1px solid rgba(242,183,5,.45);
  font:700 14px/1.25 'Baloo 2',sans-serif;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-shadow:0 1px 3px rgba(0,0,0,.6)}
.ring .rk:hover .face,.ring .rk:focus-visible .face{transform:scale(1.12);box-shadow:0 0 40px rgba(242,183,5,.9)}
.ring .face{transition:transform .25s,box-shadow .25s}
.ring-spot{position:absolute;left:50%;top:-10%;width:70%;max-width:640px;height:120%;transform:translateX(-50%);pointer-events:none;
  background:radial-gradient(50% 55% at 50% 45%,rgba(255,236,170,.22),transparent 70%)}
.ring-floor{position:absolute;left:50%;bottom:0;width:min(92%,calc(var(--r) * 2.3));height:46px;transform:translateX(-50%);border-radius:50%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(242,183,5,.45),rgba(232,69,126,.18) 55%,transparent);filter:blur(4px)}
/* không chuyển động ⇒ xếp hàng phẳng */
.ring-stage.flat{height:auto;perspective:none}
.ring-stage.flat .ring{position:static;width:auto;height:auto;margin:0;transform:none;display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.ring-stage.flat .ring .rk{position:relative;transform:none;width:var(--w)}
/* gợi ý cuộn xuống */
.scroll-hint{display:inline-flex;flex-direction:column;align-items:center;gap:6px;margin:6px auto 0;color:#ffe7a0;text-decoration:none;font-weight:600}
.scroll-hint small{font-size:14px;opacity:.9}
.scroll-hint .mouse{position:relative;width:26px;height:40px;border:2px solid #ffe7a0;border-radius:14px}
.scroll-hint .mouse i{position:absolute;left:50%;top:7px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:#F2B705}
@media(max-width:600px){.ring .nm{font-size:12px;padding:1px 8px}}
/* đồng hồ: viền vàng ánh kim + số phát sáng */
.cdb{border:2px solid transparent;background:linear-gradient(180deg,#3d2360 0 50%,#321c4f 50%) padding-box,
  linear-gradient(160deg,#ffe9a3,#F2B705 40%,#8a5d00 70%,#ffe08a) border-box;box-shadow:0 8px 22px rgba(0,0,0,.35),0 0 18px rgba(242,183,5,.25)}
.cdb b{color:#fff6d6;text-shadow:0 0 14px rgba(242,183,5,.85)}
.cdb small{color:#ffe7a0}
@media(prefers-reduced-motion:no-preference){
  .rays{animation:raysSpin 80s linear infinite}
  .hero::after{animation:floorGlow 4s ease-in-out infinite alternate}
  .ring-stage{animation:rise 1s cubic-bezier(.2,.8,.2,1) calc(var(--t0,0s) + 1.4s) both}
  .ring{animation:ringSpin var(--spin) linear infinite}
  .ring-stage:hover .ring,.ring-stage:focus-within .ring{animation-play-state:paused}
  .ring-spot{animation:spotPulse 3s ease-in-out infinite alternate}
  .scroll-hint{animation:rise .8s cubic-bezier(.2,.8,.2,1) calc(var(--t0,0s) + 1.8s) both}
  .scroll-hint .mouse i{animation:wheel 1.6s ease-in-out infinite}
  .hero-event{animation:rise .8s cubic-bezier(.2,.8,.2,1) both,eventGlow 3s ease-in-out infinite;animation-delay:calc(var(--t0,0s) + .15s),2s}
}
@keyframes raysSpin{to{transform:rotate(360deg)}}
@keyframes floorGlow{from{opacity:.6;transform:scaleX(.9)}to{opacity:1;transform:scaleX(1.05)}}
@keyframes ringSpin{from{transform:translateZ(calc(var(--r) * -1)) rotateX(-8deg) rotateY(0)}to{transform:translateZ(calc(var(--r) * -1)) rotateX(-8deg) rotateY(-360deg)}}
@keyframes spotPulse{from{opacity:.6}to{opacity:1}}
@keyframes wheel{0%{transform:translateY(0);opacity:1}70%{transform:translateY(12px);opacity:0}100%{opacity:0}}
@keyframes eventGlow{50%{box-shadow:0 0 18px rgba(242,183,5,.55)}}