@font-face{font-family:"Be Vietnam Pro";src:url(/fonts/BeVietnamPro-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Be Vietnam Pro";src:url(/fonts/BeVietnamPro-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Be Vietnam Pro";src:url(/fonts/BeVietnamPro-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Be Vietnam Pro";src:url(/fonts/BeVietnamPro-700.woff2) format("woff2");font-weight:700 900;font-display:swap}
html{-webkit-text-size-adjust:100%}


/* Single light look, matching the OneCAD AI Hub fanpage. Layout: one narrow column — event card, live seat map, form; organizer panel below for editors only */
:root{
  --bg:#F4F7FB; --surface:#FFFFFF; --soft:#EEF3FB; --ink:#0B1A33; --text:#2A3954; --muted:#5B6B85; --line:#DCE4EF; --field:#C9D5E6;
  --accent:#2563EB; --accent-ink:#1D4ED8; --on-accent:#FFFFFF; --violet:#7C3AED; --violet-bg:#F1EBFE;
  --ok:#15803D; --ok-bg:#E6F6EA; --warn:#B45309; --warn-bg:#FDF3E2; --bad:#B91C1C; --grid:rgba(37,99,235,0.07);
  color-scheme:light;
  --display:'Be Vietnam Pro',system-ui,sans-serif; --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
body{background:var(--bg);color:var(--text);font-family:var(--display);font-size:15px;line-height:1.55;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:40px 40px}
.wrap{max-width:760px;margin:0 auto;padding-block:24px 0;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));display:flex;flex-direction:column;gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.mark{font-weight:800;letter-spacing:.06em;color:var(--ink);border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:8px 12px;font-size:15px}
.sep{width:1px;height:26px;background:var(--line)}
.hub{display:flex;flex-direction:column;line-height:1.1}.hub b{color:var(--ink);font-size:16px}
.mono{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}
.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:16px;min-width:0}
h1{margin:0;font-size:clamp(24px,4.4vw,32px);line-height:1.2;color:var(--ink);font-weight:800;text-wrap:balance}
h2{margin:0;font-size:19px;color:var(--ink);font-weight:800;text-wrap:balance}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.fact{display:flex;flex-direction:column;gap:2px;min-width:0}.fact span:last-child{color:var(--ink);font-weight:600}
.seats{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:6px}
.seat.host,.hseat-host{background:#0B1A33;color:#fff}
.seat{aspect-ratio:1;max-width:100%;border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:10px;font-weight:700}
.seat.sp{background:var(--violet);color:var(--on-accent)}
.seat.free{border:1.5px dashed var(--accent);color:var(--accent-ink);animation:breathe 2.4s ease-in-out infinite}
.seat.taken{background:var(--accent);color:var(--on-accent)}
@keyframes breathe{50%{background:var(--soft)}}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--muted)}
.legend i{display:inline-block;width:12px;height:12px;border-radius:4px;margin-right:6px;vertical-align:-1px}
.pill{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.06em;padding:4px 9px;border-radius:6px}
.pill.ok{background:var(--ok-bg);color:var(--ok)}.pill.warn{background:var(--warn-bg);color:var(--warn)}.pill.info{background:var(--soft);color:var(--accent-ink)}
.row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
form{display:flex;flex-direction:column;gap:14px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--text);min-width:0}
input,select,textarea{min-height:46px;padding:10px 14px;background:var(--soft);border:1px solid var(--field);border-radius:10px;color:var(--ink);font:inherit;font-size:15px;box-sizing:border-box;width:100%}
textarea{resize:vertical;min-height:84px}
input:focus,select:focus,textarea:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.check{flex-direction:row;align-items:flex-start;gap:10px;font-weight:500}.check input{width:20px;min-height:20px;margin-top:2px;flex:0 0 auto}
.btn{min-height:48px;padding:0 22px;border:0;border-radius:10px;background:var(--accent);color:var(--on-accent);font:inherit;font-weight:700;font-size:15px;cursor:pointer}
.btn:disabled{opacity:.55;cursor:not-allowed}
.ghost{min-height:44px;padding:0 16px;border:1px solid var(--field);border-radius:10px;background:transparent;color:var(--ink);font:inherit;font-weight:600;font-size:14px;cursor:pointer}
.danger{color:var(--bad);border-color:var(--bad)}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg button{min-height:44px;padding:0 16px;border-radius:999px;border:1px solid var(--field);background:transparent;color:var(--text);font:inherit;font-weight:600;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.note{font-size:13px;color:var(--muted);font-weight:400}
.grp{border:0;margin:0;padding:16px 0 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:14px;min-width:0}
.grp legend{padding:0 0 12px;display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink)}
.num{width:26px;height:26px;border-radius:8px;background:var(--accent);color:var(--on-accent);display:inline-flex;align-items:center;justify-content:center}
body.share .num{background:var(--violet)}
.field{display:flex;flex-direction:column;gap:6px}.flabel{font-size:13px;font-weight:600;color:var(--text)}
.chips button{min-height:40px;font-size:14px}
.msg{font-size:14px;font-weight:600}.msg.err{color:var(--bad)}.msg.good{color:var(--ok)}
.done{background:var(--ok-bg);border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:8px}
.done b{color:var(--ok);font-size:16px}
.pay{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-wrap:wrap;gap:20px;align-items:flex-start}
.pay img{width:220px;max-width:100%;height:auto;border-radius:10px;border:1px solid var(--line);background:#FFFFFF;flex:0 0 auto}
.pay-info{flex:1 1 240px;min-width:0;display:flex;flex-direction:column;gap:10px}
.kv{display:flex;justify-content:space-between;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding-bottom:8px}
.kv span:first-child{font-size:12px;color:var(--muted);font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase}
.kv b{color:var(--ink);font-variant-numeric:tabular-nums;word-break:break-word}
.copy{min-height:36px;padding:0 12px;border:1px solid var(--field);border-radius:8px;background:transparent;color:var(--accent-ink);font:inherit;font-size:13px;font-weight:600;cursor:pointer;flex:0 0 auto}
.tablebox{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:640px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--muted);background:var(--soft);font-weight:700}
td{color:var(--text)}td b{color:var(--ink)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}
.stat{background:var(--soft);border-radius:12px;padding:14px;display:flex;flex-direction:column}
.stat b{font-family:var(--mono);font-size:24px;color:var(--ink);font-variant-numeric:tabular-nums}
.idea{border-top:1px solid var(--line);padding-top:12px;display:flex;flex-direction:column;gap:4px}
.empty{color:var(--muted);font-size:14px}
.fund{border-radius:16px;padding:24px;color:#FFFFFF;display:flex;flex-direction:column;gap:14px;background:linear-gradient(135deg,#065F46 0%,#15803D 55%,#0E7490 100%)}
.fund .mono{color:#D1FAE5}
.fund-total{font-family:var(--mono);font-size:clamp(34px,7vw,48px);font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.1}
.fund-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.fund-grid div{background:rgba(255,255,255,.12);border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:2px}
.fund-grid b{font-family:var(--mono);font-size:17px;font-variant-numeric:tabular-nums}
.fund-grid span{font-size:12px;color:#D1FAE5}
.live{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11px;font-weight:700}
.live i{width:8px;height:8px;border-radius:50%;background:#86EFAC;animation:pulse 2s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(134,239,172,.6)}100%{box-shadow:0 0 0 10px rgba(134,239,172,0)}}
@media (prefers-reduced-motion: reduce){.live i{animation:none}}
@media (prefers-reduced-motion: reduce){.seat.free{animation:none}}


body{margin:0;background:#F4F7FB}
a{color:#1D4ED8}a:hover{color:#1E40AF}
.hero{position:relative;overflow:hidden;background-color:#EEF3FB;background-image:radial-gradient(ellipse 55% 60% at 80% 30%,rgba(37,99,235,0.16),transparent 70%),radial-gradient(ellipse 45% 50% at 5% 95%,rgba(139,92,246,0.12),transparent 70%),linear-gradient(rgba(37,99,235,0.08) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,0.08) 1px,transparent 1px);background-size:auto,auto,40px 40px,40px 40px;animation:grid 14s linear infinite}
@keyframes grid{from{background-position:0 0,0 0,0 0,0 0}to{background-position:0 0,0 0,0 40px,40px 0}}
.grid-bg{background-image:linear-gradient(rgba(37,99,235,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(37,99,235,0.05) 1px,transparent 1px);background-size:40px 40px}
.scanline{position:absolute;left:0;right:0;top:0;height:120px;background:linear-gradient(180deg,transparent,rgba(6,182,212,0.10) 80%,rgba(6,182,212,0.45) 100%);pointer-events:none;animation:scan 6s linear infinite}
@keyframes scan{from{transform:translateY(-140px)}to{transform:translateY(900px)}}
.draw{stroke-dasharray:160;stroke-dashoffset:160;animation:draw 6s ease-in-out infinite}
@keyframes draw{0%{stroke-dashoffset:160}35%,85%{stroke-dashoffset:0}100%{stroke-dashoffset:160}}
.floor{opacity:0;animation:floor 6s ease-in-out infinite}
.f2{animation-delay:.35s}.f3{animation-delay:.7s}.f4{animation-delay:1.05s}
@keyframes floor{0%{opacity:0;transform:translateY(8px)}20%,85%{opacity:1;transform:none}100%{opacity:0}}
.scanband{animation:band 3.2s ease-in-out infinite}
@keyframes band{0%{transform:translateY(200px);opacity:0}15%{opacity:1}85%{opacity:1}100%{transform:translateY(0);opacity:0}}
.halo{transform-box:fill-box;transform-origin:center;animation:halo 2s ease-out infinite}
.h2{animation-delay:.6s}.h3{animation-delay:1.2s}
@keyframes halo{from{transform:scale(1);opacity:.9}to{transform:scale(3.2);opacity:0}}
.ping{position:relative;box-shadow:0 0 0 0 currentColor;animation:ping 2s ease-out infinite}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(37,99,235,.45)}100%{box-shadow:0 0 0 10px rgba(37,99,235,0)}}
.seat-empty{animation:seat 2.4s ease-in-out infinite}
@keyframes seat{0%,100%{background:#EEF3FD}50%{background:#DCE7FC}}
.cursor{animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.track{display:flex;gap:40px;width:max-content;animation:marquee 32s linear infinite}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.progress{height:100%;border-radius:999px;background:linear-gradient(90deg,#2563EB,#06B6D4,#8B5CF6);background-size:200% 100%;animation:fill 4s ease-in-out infinite,shift 2s linear infinite}
@keyframes fill{0%{width:8%}70%,100%{width:100%}}
@keyframes shift{from{background-position:0 0}to{background-position:200% 0}}
.lift{transition:transform .25s ease,box-shadow .25s ease}
.lift:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(29,78,216,0.12)}
.bar{transform-origin:left;transform:scaleX(0.25);transition:transform .35s ease}
.lift:hover .bar{transform:scaleX(1)}
.arow{opacity:0;animation:rowin .6s ease forwards}
@keyframes rowin{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:none}}
.glow{position:relative;overflow:hidden}
.glow::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,0.22) 50%,transparent 70%);transform:translateX(-100%);animation:sheen 4.5s ease-in-out infinite}
@keyframes sheen{0%{transform:translateX(-100%)}60%,100%{transform:translateX(100%)}}
.speaker-hero{background-color:#5B21B6;background-image:linear-gradient(rgba(255,255,255,0.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.07) 1px,transparent 1px),linear-gradient(120deg,#4C1D95 0%,#6D28D9 50%,#2563EB 100%);background-size:32px 32px,32px 32px,auto}
.spin{animation:spin 12s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
input::placeholder,textarea::placeholder{color:#8392AB}
@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation:none !important;transition:none !important}.draw{stroke-dashoffset:0}.floor,.arow{opacity:1}}


.open-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#064E3B 0%,#15803D 45%,#0E7490 100%);color:#FFFFFF}
.open-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:32px 32px;pointer-events:none}
.open-inner{position:relative;max-width:1200px;margin:0 auto;padding:40px 24px;box-sizing:border-box;display:flex;flex-wrap:wrap;gap:28px 40px;align-items:center}
.open-main{flex:1 1 440px;min-width:0;display:flex;flex-direction:column;gap:14px}
.open-eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;letter-spacing:.12em;color:#D1FAE5}
.open-seed{font-family:'JetBrains Mono',monospace;font-size:clamp(40px,7vw,72px);font-weight:700;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.open-text{margin:0;font-size:16px;line-height:1.65;color:#ECFDF5;max-width:560px}
.open-cta{display:flex;flex-wrap:wrap;gap:12px}
.open-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:10px;background:#FFFFFF;color:#065F46;font-weight:700;font-size:15px;text-decoration:none}
.open-btn2{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:10px;border:1px solid rgba(255,255,255,.55);color:#FFFFFF;font-weight:600;font-size:15px;text-decoration:none;box-sizing:border-box}
.contact .open-btn{background:#2563EB;color:#FFFFFF}
.open-stats{flex:1 1 380px;min-width:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.ostat{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:14px 16px;display:flex;flex-direction:column;gap:2px;backdrop-filter:blur(4px)}
.ostat-big{grid-column:1/-1;background:rgba(255,255,255,.18)}
.ostat b{font-family:'JetBrains Mono',monospace;font-size:24px;font-variant-numeric:tabular-nums}
.ostat-big b{font-size:clamp(26px,4vw,34px)}
.ost-l{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;letter-spacing:.1em;color:#D1FAE5}
.ost-s{font-size:12px;color:#D1FAE5}
.dkgrid{max-width:1200px;margin:0 auto;padding:24px max(16px,env(safe-area-inset-right,0px)) 0 max(16px,env(safe-area-inset-left,0px));box-sizing:border-box;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:20px;align-items:start}
.dkcol{display:flex;flex-direction:column;gap:20px;min-width:0}
@media (max-width:900px){.dkgrid{grid-template-columns:minmax(0,1fr)}}
.paycard .qr{width:100%;max-width:260px;height:auto;align-self:center;border-radius:12px;border:1px solid var(--line);background:#FFFFFF}
.steps{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--text)}
.attlist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.att{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--line)}
.att:first-child{border-top:0}
.att-no{font-family:var(--mono);font-size:12px;font-weight:700;color:#7A8AA3;width:22px}
.att-av{flex:0 0 auto;width:38px;height:38px;border-radius:50%;background:#E8EFFE;color:#1D4ED8;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px}
.att-who{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.att-who b{color:var(--ink);font-size:15px}.att-who span{font-size:13px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.att-empty{padding:14px 0;color:var(--muted);font-size:14px}
.faqwrap{max-width:1200px;margin:0 auto;padding:72px 24px 0;box-sizing:border-box;display:flex;flex-wrap:wrap;gap:32px 48px;align-items:flex-start}
.faq-side{flex:1 1 320px;min-width:0;display:flex;flex-direction:column;gap:16px;position:sticky;top:16px}
.contact{background:#FFFFFF;border:1px solid #DCE4EF;border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:14px;box-shadow:0 16px 40px rgba(29,78,216,.08)}
.ct{display:flex;gap:12px;align-items:flex-start}.ct svg{flex:0 0 auto;margin-top:2px}
.ct span{display:flex;flex-direction:column}.ct b{color:#0B1A33;font-size:14px;word-break:break-word}.ct small{color:#5B6B85;font-size:12px}
.faq-list{flex:2 1 520px;min-width:0;display:flex;flex-direction:column;gap:12px}
.faq{background:#FFFFFF;border:1px solid #DCE4EF;border-radius:14px;transition:box-shadow .2s ease,border-color .2s ease}
.faq[open]{border-color:#B9CBEA;box-shadow:0 14px 34px rgba(29,78,216,.10)}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:18px 20px;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary:focus-visible{outline:2px solid #2563EB;outline-offset:2px;border-radius:14px}
.faq-no{font-family:'JetBrains Mono',monospace;font-size:13px;font-weight:700;color:#2563EB;background:#E8EFFE;border-radius:8px;padding:4px 8px;flex:0 0 auto}
.faq-q{flex:1 1 auto;font-weight:700;font-size:16px;color:#0B1A33}
.faq-ic{flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid #C9D5E6;position:relative;transition:transform .25s ease,background .2s ease}
.faq-ic::before,.faq-ic::after{content:"";position:absolute;left:50%;top:50%;width:12px;height:2px;background:#1D4ED8;transform:translate(-50%,-50%)}
.faq-ic::after{transform:translate(-50%,-50%) rotate(90deg);transition:transform .25s ease}
.faq[open] .faq-ic{background:#2563EB;border-color:#2563EB}
.faq[open] .faq-ic::before,.faq[open] .faq-ic::after{background:#FFFFFF}
.faq[open] .faq-ic::after{transform:translate(-50%,-50%) rotate(0deg)}
.faq-a{padding:0 20px 20px 64px;font-size:15px;line-height:1.7;color:#2A3954}
@media (max-width:600px){.faq-a{padding-left:20px}.faq-side{position:static}}

.tabbtn{flex:0 0 auto;min-height:52px;padding:0 16px;border:0;background:transparent;font-family:inherit;font-size:14px;font-weight:700;cursor:pointer;white-space:nowrap;color:#2A3954;box-shadow:inset 0 -3px 0 transparent}
.tabbtn[aria-selected="true"]{color:#1D4ED8;box-shadow:inset 0 -3px 0 #2563EB}
.tabbtn:focus-visible{outline:2px solid #2563EB;outline-offset:-2px}
[data-tab]{display:none}[data-tab].on{display:block}
.fund{border-radius:20px}
.dk h2{font-size:19px}


/* Ô ghế đầu trang (dựng bằng JS) */
.hseat{aspect-ratio:1;border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:10px;font-weight:700}
.hseat-sp{background:#8B5CF6;color:#FFFFFF}
.hseat-taken{background:#2563EB;color:#FFFFFF}
.hseat-free{color:#1D4ED8;border:1.5px dashed #60A5FA;box-sizing:border-box}
.idea b{color:var(--ink)}
/* Bảng điều phối */
.adm-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.adm-top img{height:34px;width:auto}
.adm-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px}
.adm-stat{background:var(--soft);border-radius:12px;padding:14px}
.adm-stat b{display:block;font-size:22px;color:var(--ink);font-variant-numeric:tabular-nums}
.adm-stat span{font-size:12px;color:var(--muted)}
.adm-acts{display:flex;gap:6px;flex-wrap:wrap}
.adm-acts button{min-height:34px;padding:0 10px;font-size:13px}
.adm-off td{color:var(--muted);text-decoration:line-through}
.adm-small{font-size:12px;color:var(--muted)}
.adm-idea{border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;flex-direction:column;gap:6px}
.adm-idea dl{margin:0;display:grid;grid-template-columns:max-content 1fr;gap:4px 12px;font-size:13px}
.adm-idea dt{color:var(--muted)}
.adm-idea dd{margin:0;white-space:pre-wrap;word-break:break-word}
.adm-wide{max-width:1200px}
[hidden]{display:none!important}
a.ghost{display:inline-flex;align-items:center;text-decoration:none}

/* Ảnh 245 (22/10/2026): khách tự xác nhận đã chuyển khoản + lời cảm ơn */
.paid-box{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding-top:4px}
.paid-btn{background:#15803D;color:#fff}
.thanks{display:flex;flex-direction:column;gap:6px;padding:14px 16px;border-radius:12px;background:#fff;border:1px solid #B7E4C7}
.thanks b{color:#15803D;font-size:16px}.thanks span{font-size:14px;color:#2A3954;line-height:1.55}
/* Ảnh 245: danh sách khách mời trân trọng */
.att-kicker{display:block;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.14em;color:#9A7B3C;margin-bottom:4px}
.att{padding:14px 0}
.att-no{flex:0 0 30px;width:30px;font-size:12px;color:#9A7B3C;letter-spacing:.04em}
.att-av{width:42px;height:42px;background:#F3EFE6;color:#7A5F2A;box-shadow:inset 0 0 0 2px #E7DCC3}
.att.is-paid .att-av{background:#E6F6EA;color:#15803D;box-shadow:inset 0 0 0 2px #86D2A0}
.att-who b{font-size:15.5px;letter-spacing:-.005em}
.att-st{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:#8A95A8;font-style:italic}
.att-st.ok{color:#15803D;font-style:normal;background:#E6F6EA;border-radius:999px;padding:5px 11px}
.att-st svg{width:14px;height:14px;fill:#15803D}
.att-sum{margin-top:6px;padding:12px 14px;border-radius:10px;background:#FBF9F4;border:1px solid #EEE7D8;font-size:13.5px;color:#5B4A28;text-align:center}
@media (max-width:520px){.att-st{font-size:11.5px}.att-st:not(.ok){max-width:96px;text-align:right}}
.paid-box2{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding-top:14px;border-top:1px solid var(--line);margin-top:4px}
.paid-box2 .paid-btn{width:100%}
/* 23/10/2026: ghế khách VIP do Ban Tổ chức mời */
.seat.vip,.hseat-vip{background:linear-gradient(135deg,#F5D78E,#B8924A);color:#3B2A08}
.att.is-vip .att-av{background:linear-gradient(135deg,#FBEFCF,#F0D9A0);color:#7A5A1E;box-shadow:inset 0 0 0 2px #D9B66A;font-size:11.5px;letter-spacing:.04em}
.att.is-vip .att-who b{color:#7A5A1E}
.att-st.vip{font-style:normal;color:#7A5A1E;background:#FBF3DE;border:1px solid #E7CF94;border-radius:999px;padding:5px 11px}
/* 23/10/2026: QR chỉ đường Google Maps tới Trung tâm R&D */
.mapbox{display:flex;gap:16px;align-items:center;margin-top:18px;padding:14px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}
.mapbox img{flex:none;width:112px;height:112px;border-radius:8px;background:#fff;image-rendering:pixelated}
.mapbox div{display:flex;flex-direction:column;gap:3px;min-width:0}
.mapbox .mono{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--accent-ink);text-transform:uppercase}
.mapbox b{color:var(--ink);font-size:16px}
.maplink{display:inline-flex;align-items:center;align-self:flex-start;margin-top:6px;text-decoration:none;min-height:38px}