/* VTMotion (video-don) — he thiet ke theo ui-ux-pro-max (22/09): style AI-Native, palette tim/hong, Space Grotesk + DM Sans,
   mobile-first, khong cuon ngang, cham >= 44px, chu 16px, focus ro, reduced-motion. Token dat o :root, KHONG hex roi rac. */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&family=Space+Grotesk:wght@500;600;700&display=swap');
:root{
  --bg:#0F172A;--fg:#F8FAFC;--card:#111827;--card-2:#0b1220;--muted:#1E293B;--muted-fg:#CBD5E1;--border:#334155;
  --primary:#7C3AED;--on-primary:#FFFFFF;--secondary:#6366F1;--accent:#EC4899;--ring:#7C3AED;
  --ok:#22C55E;--warn:#F59E0B;--danger:#DC2626;
  --r:14px;--r-sm:10px;--sh:0 10px 30px rgba(2,6,23,.45);
  --font-body:"DM Sans",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--font-head:"Space Grotesk","DM Sans",sans-serif;
}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html,body{max-width:100%;overflow-x:hidden}
body{margin:0;background-attachment:fixed;background:radial-gradient(900px 480px at 85% -10%,rgba(124,58,237,.28),transparent 60%),radial-gradient(700px 420px at -10% 40%,rgba(236,72,153,.16),transparent 60%),var(--bg);color:var(--fg);font:16px/1.5 var(--font-body);min-height:100vh;display:flex;flex-direction:column}
a{color:#A78BFA;text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{font-family:var(--font-head);letter-spacing:-.01em}h1{font-size:26px;margin:0 0 16px}h2{font-size:18px;margin:22px 0 10px}
.khung{width:100%;max-width:1040px;margin:0 auto;padding:0 16px;min-width:0}
/* header */
header.dau{position:sticky;top:0;z-index:5;backdrop-filter:blur(12px);background:rgba(15,23,42,.86);border-bottom:1px solid var(--border)}
header.dau .khung{display:flex;align-items:center;justify-content:space-between;min-height:60px;gap:10px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px}
.logo{font-family:var(--font-head);font-weight:700;font-size:19px;color:var(--fg);letter-spacing:-.01em;display:inline-flex;align-items:center;gap:9px}.logo img{border-radius:8px}.logo:hover{text-decoration:none}
nav{display:flex;gap:4px 6px;align-items:center;flex-wrap:wrap}
nav a{color:var(--muted-fg);padding:10px 10px;border-radius:var(--r-sm);min-height:44px;display:inline-flex;align-items:center;transition:background .2s,color .2s}
nav a:hover{color:var(--fg);background:var(--muted);text-decoration:none}
.so-du{color:var(--muted-fg);padding:8px 12px;border:1px solid var(--border);border-radius:999px;font-size:14px;background:var(--card);min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}.so-du b{color:var(--ok);margin-left:4px}
main{flex:1;padding:24px 16px 56px}footer.cuoi{color:var(--muted-fg);font-size:14px;padding:22px 16px;border-top:1px solid var(--border)}
/* the (card) */
.the{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:20px;margin-bottom:16px;box-shadow:var(--sh);min-width:0}
.luoi{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:16px}.luoi > *{min-width:0;margin-bottom:0}
.hai-cot{display:grid;grid-template-columns:1fr 1fr;gap:18px}.hai-cot > *{min-width:0}
.so{font-family:var(--font-head);font-size:28px;font-weight:700}.mo{color:var(--muted-fg);font-size:14px}
.hop{max-width:460px;margin:24px auto}.nut.rong{width:100%}.giua{text-align:center}label.chon{display:flex;align-items:center;gap:10px;color:var(--fg);font-size:15px;margin-top:14px;min-height:44px}label.chon input{width:20px;height:20px;accent-color:var(--primary)}
/* form */
label{display:block;font-size:14px;color:var(--muted-fg);margin:14px 0 6px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=file],textarea,select{width:100%;background:var(--card-2);color:var(--fg);border:1px solid var(--border);border-radius:var(--r-sm);padding:12px 14px;font:inherit;font-size:16px;min-height:48px;transition:border-color .2s,box-shadow .2s}
input[type=file]{padding:10px}textarea{min-height:150px;resize:vertical}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--ring);box-shadow:0 0 0 3px rgba(124,58,237,.3)}
input::placeholder,textarea::placeholder{color:#64748B}
.nut{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--on-primary);border:0;border-radius:var(--r-sm);padding:12px 20px;min-height:48px;font:inherit;font-weight:600;cursor:pointer;box-shadow:0 8px 20px rgba(124,58,237,.3);transition:transform .15s,filter .2s}
.nut:hover{filter:brightness(1.08);transform:translateY(-1px);text-decoration:none}.nut:active{transform:none}
.nut:focus-visible{outline:3px solid rgba(124,58,237,.6);outline-offset:2px}
.nut.nho{padding:8px 14px;min-height:44px;font-size:14px;box-shadow:none}.nut.xam{background:var(--muted);color:var(--fg);box-shadow:none}.nut.do{background:var(--danger);box-shadow:none}.nut.xanh{background:var(--ok);color:#052e16;box-shadow:none}.nut.cta{background:linear-gradient(135deg,var(--accent),var(--primary))}
form.inline{display:inline}
.flash{padding:12px 14px;border-radius:var(--r-sm);margin-bottom:14px;border:1px solid}.flash.ok{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.45)}.flash.loi{background:rgba(220,38,38,.14);border-color:rgba(220,38,38,.5)}
/* bang: cuon ngang TRONG the, khong bao gio keo trang */
.cuon{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -20px;padding:0 20px;max-width:calc(100% + 40px)}
table{width:100%;border-collapse:collapse;font-size:15px;min-width:560px}th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--border);vertical-align:middle;white-space:nowrap}
th{vertical-align:middle}
th{color:var(--muted-fg);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.06em;white-space:nowrap}tr:last-child td{border-bottom:0}tbody tr:hover td{background:rgba(148,163,184,.05)}
.nhan{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.nhan.cho{background:rgba(245,158,11,.16);color:#FCD34D}.nhan.dang_lam{background:rgba(99,102,241,.18);color:#C7D2FE}.nhan.xong,.nhan.xac_nhan,.nhan.hoat_dong{background:rgba(34,197,94,.16);color:#86EFAC}.nhan.hoan_tien,.nhan.huy{background:rgba(203,213,225,.12);color:var(--muted-fg)}.nhan.khoa{background:rgba(220,38,38,.16);color:#FCA5A5}
td.mota{max-width:240px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tt-o{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.tt-i{color:var(--muted-fg);cursor:help}
.mono{font-family:Consolas,Menlo,monospace;font-size:14px}.ma-lon{font-family:Consolas,Menlo,monospace;font-size:24px;letter-spacing:2px;color:#FCD34D}
.ck{white-space:pre-wrap;background:var(--card-2);border:1px dashed var(--border);border-radius:var(--r-sm);padding:14px;font-size:15px;overflow-wrap:anywhere}
.anh-nho{max-width:200px;border-radius:var(--r-sm);border:1px solid var(--border)}
video{max-width:100%;border-radius:var(--r-sm);background:#000}
.tl{display:flex;gap:10px;flex-wrap:wrap}.tl label{margin:0;border:1px solid var(--border);border-radius:var(--r-sm);padding:12px 16px;min-height:48px;display:inline-flex;align-items:center;cursor:pointer;color:var(--fg);background:var(--card-2);transition:border-color .2s}.tl label:has(input:checked){border-color:var(--primary);box-shadow:0 0 0 3px rgba(124,58,237,.3)}.tl input{margin-right:8px}
/* landing */
.hero{text-align:center;padding:64px 16px 40px}
.hero h1{font-size:40px;line-height:1.12;margin:0 auto 14px;max-width:760px;background:linear-gradient(90deg,#F8FAFC,#C4B5FD 60%,#F9A8D4);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--muted-fg);font-size:18px;max-width:620px;margin:0 auto 26px}.hero .nut{margin:4px}
.buoc{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:8px auto 0;max-width:960px;text-align:left}.buoc .the{margin:0}.buoc b{display:block;margin-bottom:6px;font-family:var(--font-head)}
.hang{display:flex;gap:10px 14px;align-items:center;flex-wrap:wrap}.hang .mo{white-space:nowrap}
/* thanh dieu huong duoi (mobile) */
nav.duoi{display:none}
@media(max-width:760px){
  nav.duoi{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:6;background:rgba(15,23,42,.94);backdrop-filter:blur(12px);border-top:1px solid var(--border);padding:6px 6px calc(6px + env(safe-area-inset-bottom))}
  nav.duoi a,nav.duoi button{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-height:52px;color:var(--muted-fg);font:inherit;font-size:11px;background:none;border:0;border-radius:var(--r-sm);text-decoration:none;cursor:pointer}
  nav.duoi a.active{color:#C4B5FD;background:rgba(124,58,237,.16)}nav.duoi form{flex:1;display:flex}nav.duoi form button{width:100%}
  header.dau nav a,header.dau nav form{display:none}header.dau nav .so-du{display:inline-flex}
  header.dau .khung{flex-wrap:nowrap;min-height:56px}.so-du{order:0;width:auto;font-size:13px;padding:6px 10px;min-height:36px}
  main{padding-bottom:calc(76px + env(safe-area-inset-bottom))}footer.cuoi{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
  /* giam tai GPU tren dien thoai: bo mo, nen dac, bong nhe */
  header.dau{backdrop-filter:none;background:#0c1120}
  nav.duoi{backdrop-filter:none;background:#0c1120}
  .the{box-shadow:0 2px 10px rgba(0,0,0,.25)}
  body{background-attachment:scroll;background:var(--bg)}
  .nut.chinh-form{width:100%}
  .hai-cot{grid-template-columns:1fr}
  h1{font-size:22px}.hero{padding:40px 8px 24px}.hero h1{font-size:28px}.hero p{font-size:16px}
  header.dau .khung{gap:4px}nav{gap:2px 2px}nav a{padding:10px 8px;font-size:15px}.so-du{order:5;width:100%;justify-content:center}
  .the{padding:16px}.cuon{margin:0 -16px;padding:0 16px;max-width:calc(100% + 32px)}.so{font-size:24px}
  main{padding:16px 12px 40px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

/* admin: rộng hết + popup xem đơn */
main.khung.rong{max-width:1600px}
.modal{position:fixed;inset:0;z-index:20;background:rgba(2,6,23,.72);display:flex;align-items:flex-start;justify-content:center;padding:32px 16px;overflow:auto}
.modal[hidden]{display:none}
.modal-hop{background:var(--card);border:1px solid var(--border);border-radius:var(--r);max-width:900px;width:100%;padding:22px;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.modal-x{position:absolute;top:10px;right:14px;background:none;border:0;color:var(--muted-fg);font-size:28px;line-height:1;cursor:pointer}
.modal-x:hover{color:var(--fg)}
.modal h3{margin:0 0 14px;font-family:var(--font-head)}
.modal-luoi{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.modal-anh,.modal-video{width:100%;border-radius:var(--r-sm);border:1px solid var(--border);margin-top:6px;background:#000}
.modal-prompt{background:var(--card-2);border:1px solid var(--border);border-radius:var(--r-sm);padding:12px;white-space:pre-wrap;line-height:1.6;margin-top:6px}
@media(max-width:760px){.modal-luoi{grid-template-columns:1fr}.modal{padding:16px 10px}}

/* ===== giao dien khach dep hon (22/09) ===== */
.dau-trang{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.dau-trang h1{margin:0}
.luoi.ba{grid-template-columns:repeat(3,1fr)}.luoi.bon{grid-template-columns:repeat(4,1fr)}
.the.vien{background:linear-gradient(160deg,var(--card),var(--card-2));border-color:var(--border)}
.the.giua{text-align:center}
.section{margin:34px 0}.giua{text-align:center}
.buoc-so{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:var(--font-head);margin-bottom:10px}
.feat-icon{font-size:30px;margin-bottom:8px}
.gia-the{text-align:center;max-width:440px;margin:0 auto;background:linear-gradient(160deg,rgba(124,58,237,.18),rgba(236,72,153,.1));border-color:rgba(124,58,237,.4)}
.gia-lon{font-family:var(--font-head);font-size:44px;font-weight:700;margin:8px 0;background:linear-gradient(90deg,#fff,#C4B5FD);-webkit-background-clip:text;background-clip:text;color:transparent}
.gia-the .nut{margin-top:14px}
.faq{max-width:720px;margin:0 auto}
.faq details{cursor:pointer;margin-bottom:10px}
.faq summary{font-weight:600;font-family:var(--font-head);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::after{content:'+';color:var(--muted-fg);font-size:22px;font-weight:400}
.faq details[open] summary::after{content:'−'}
.faq details p{margin:10px 0 0}
/* the trong */
.the.trong{text-align:center;padding:48px 20px}.trong-icon{font-size:52px;margin-bottom:8px}.the.trong h2{margin:0 0 8px}.the.trong .nut{margin-top:16px}
/* luoi don (card) */
.don-luoi{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.don-the{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;text-decoration:none;color:inherit;transition:transform .15s,border-color .2s}
.don-the:hover{transform:translateY(-3px);border-color:var(--primary);text-decoration:none}
.don-anh{position:relative;aspect-ratio:16/10;background:#0a0c12;overflow:hidden}
.don-anh img,.don-anh video{width:100%;height:100%;object-fit:cover}
.don-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:34px;color:rgba(255,255,255,.9);text-shadow:0 2px 10px rgba(0,0,0,.6)}
.don-tl{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.6);color:#fff;font-size:11px;padding:2px 8px;border-radius:999px}
.don-noi{padding:12px 14px 14px}
.don-tt{font-size:12px;margin-bottom:6px}
.don-mt{font-size:14px;line-height:1.5;color:var(--fg);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.don-ly{font-size:12px;color:var(--warn);margin-top:6px}
@media(max-width:760px){.luoi.ba{grid-template-columns:1fr}.luoi.bon{grid-template-columns:1fr 1fr}.gia-lon{font-size:36px}}