/* Mepo5 giao diện mới (ui_v2) — bám bản thiết kế đã duyệt GIAO-DIEN-MEPO5. Sáng/tối bằng biến màu. */
@font-face{font-family:"Be Vietnam Pro";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-400-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-weight:400;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-400-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Be Vietnam Pro";font-weight:500;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-500-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-weight:500;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-500-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Be Vietnam Pro";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-600-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-weight:600;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-600-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Be Vietnam Pro";font-weight:700;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-700-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-weight:700;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-700-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Be Vietnam Pro";font-weight:800;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-800-vietnamese.woff2) format("woff2");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}
@font-face{font-family:"Be Vietnam Pro";font-weight:800;font-style:normal;font-display:swap;src:url(fonts/be-vietnam-pro/be-vietnam-pro-800-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ── Màu: sáng mặc định; tối theo máy (khi chưa chọn) hoặc theo lựa chọn ── */
:root{
  --p:#0B63F6;--p-d:#0847C2;--p-50:#EEF4FF;--p-100:#DCE8FF;--on-p:#fff;
  --g:#4FAE1A;--g-50:#EEF8E6;--g-ink:#2F6E0C;--r:#E3262B;
  --ink:#0F172A;--ink-2:#334155;--mut:#64748B;--faint:#94A3B8;--line:#E2E8F0;--line-2:#CBD5E1;
  --bg:#F7F9FC;--page:#fff;--card:#fff;--soft:#F1F5F9;--chip:#fff;--field:#fff;
  --nav:#fff;--frame-bar:#F3F5F9;--frame-line:#DDE3EC;--foot:#0B1220;
  --sh:0 1px 2px rgba(15,23,42,.06),0 4px 16px rgba(15,23,42,.06);--sh-lg:0 20px 50px rgba(15,23,42,.18);
  --hero-base:#DCEBFF;--hero-top:#fff;--glass:rgba(255,255,255,.75);--glass-line:rgba(255,255,255,.9);
  --warn-bg:#FEF3C7;--warn-ink:#92400E;--rad:14px;
  color-scheme:light;
}
:root[data-theme="dark"]{
  --p:#4C8DFF;--p-d:#8DB4FF;--p-50:#14233F;--p-100:#1B3157;--on-p:#06122B;
  --g:#6FCB3A;--g-50:#17301A;--g-ink:#9BE070;--r:#F0565B;
  --ink:#F1F5F9;--ink-2:#CBD5E1;--mut:#94A3B8;--faint:#7C8AA0;--line:#243044;--line-2:#34435C;
  --bg:#0E1626;--page:#0A111F;--card:#121C2E;--soft:#17233A;--chip:#121C2E;--field:#0E1626;
  --nav:#0A111F;--frame-bar:#1A2538;--frame-line:#2A374D;--foot:#060B14;
  --sh:0 1px 2px rgba(0,0,0,.4),0 4px 16px rgba(0,0,0,.35);--sh-lg:0 20px 50px rgba(0,0,0,.55);
  --hero-base:#0B1A33;--hero-top:#0A111F;--glass:rgba(18,28,46,.7);--glass-line:rgba(255,255,255,.08);
  --warn-bg:#3A2D0B;--warn-ink:#FCD34D;
  color-scheme:dark;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]):not([data-theme="dark"]){
    --p:#4C8DFF;--p-d:#8DB4FF;--p-50:#14233F;--p-100:#1B3157;--on-p:#06122B;
    --g:#6FCB3A;--g-50:#17301A;--g-ink:#9BE070;--r:#F0565B;
    --ink:#F1F5F9;--ink-2:#CBD5E1;--mut:#94A3B8;--faint:#7C8AA0;--line:#243044;--line-2:#34435C;
    --bg:#0E1626;--page:#0A111F;--card:#121C2E;--soft:#17233A;--chip:#121C2E;--field:#0E1626;
    --nav:#0A111F;--frame-bar:#1A2538;--frame-line:#2A374D;--foot:#060B14;
    --sh:0 1px 2px rgba(0,0,0,.4),0 4px 16px rgba(0,0,0,.35);--sh-lg:0 20px 50px rgba(0,0,0,.55);
    --hero-base:#0B1A33;--hero-top:#0A111F;--glass:rgba(18,28,46,.7);--glass-line:rgba(255,255,255,.08);
    --warn-bg:#3A2D0B;--warn-ink:#FCD34D;
    color-scheme:dark;
  }
}

*{box-sizing:border-box}
html,body{margin:0}
html{-webkit-text-size-adjust:100%}
body.u2{font-family:"Be Vietnam Pro","Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--page);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.u2 a{color:inherit;text-decoration:none}
.u2 img{display:block;max-width:100%}
.u2 h1,.u2 h2,.u2 h3{margin:0;letter-spacing:-.02em}
.u2 button{font-family:inherit}
.u2 :focus-visible{outline:2px solid var(--p);outline-offset:2px}
.ic{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.sr,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip:focus{position:fixed;top:8px;inset-inline-start:8px;z-index:99;background:var(--card);padding:10px 14px;border-radius:8px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border-radius:10px;font-weight:600;font-size:14.5px;border:1px solid var(--line-2);background:var(--card);color:var(--ink);white-space:nowrap;cursor:pointer}
.btn:hover{border-color:var(--p)}
.btn-p{background:var(--p);border-color:var(--p);color:var(--on-p);box-shadow:0 1px 2px rgba(11,99,246,.25),0 6px 16px rgba(11,99,246,.22)}
.btn-p:hover{filter:brightness(1.06)}
.btn-lg{min-height:50px;padding:0 24px;font-size:16px;border-radius:12px}
.btn-sm{min-height:40px;padding:0 14px;font-size:14px}
.btn-ghost{border-color:transparent;background:transparent}
.ibtn{width:42px;height:42px;border-radius:10px;border:1px solid transparent;background:transparent;color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.ibtn:hover{background:var(--soft)}
.chip{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 13px;border-radius:999px;border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);background:var(--chip);white-space:nowrap;cursor:pointer}
.chip.on{border-color:var(--p);color:var(--p-d);background:var(--p-50);font-weight:600}
.eyebrow{font-size:13px;font-weight:700;color:var(--p);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}
.mut{color:var(--mut)}

/* thanh trên (trang công khai) */
.grad-top{background:var(--page)}
.nav{height:68px;display:flex;align-items:center;background:var(--nav);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1320px}
.nav-l{display:flex;align-items:center;gap:36px}
.logo{height:30px;width:auto}
.menu{display:flex;gap:26px;font-size:14.5px;font-weight:500;color:var(--ink-2)}
.menu a:hover,.menu a.cur{color:var(--p)}
.nav-r{display:flex;align-items:center;gap:8px}
.nav-burger{display:none}
.lg-d{display:none}html[data-theme="dark"] .lg-l{display:none}html[data-theme="dark"] .lg-d{display:inline-block}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .lg-l{display:none}:root:not([data-theme="light"]) .lg-d{display:inline-block}}
.foot-logo{height:28px;width:auto;margin-bottom:14px}

/* gradient xanh dương – xanh lá theo logo (học bố cục Lovable) */
.lv-hero{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:72px 24px 150px;position:relative;
  background:
  radial-gradient(55% 60% at 12% 85%,rgba(11,99,246,.95) 0%,rgba(11,99,246,0) 70%),
  radial-gradient(50% 55% at 88% 88%,rgba(79,174,26,.85) 0%,rgba(79,174,26,0) 70%),
  radial-gradient(45% 50% at 50% 100%,rgba(56,189,248,.9) 0%,rgba(56,189,248,0) 75%),
  radial-gradient(70% 60% at 50% 0%,var(--hero-top) 30%,rgba(255,255,255,0) 100%),var(--hero-base)}
.u2-site .lv-hero{min-height:640px;-webkit-mask-image:linear-gradient(#000 82%,transparent);mask-image:linear-gradient(#000 82%,transparent)}
.lv-hero h1{font-size:46px;font-weight:700;letter-spacing:-.03em;margin:22px 0 10px;line-height:1.15}
.lv-hero .sub{font-size:17px;color:var(--ink-2);margin:0 0 28px;max-width:640px}
.pill-top{display:inline-flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:14px;font-weight:600;box-shadow:0 2px 10px rgba(15,23,42,.06)}
.pill-top .ic{color:var(--p)}

/* ô nhập */
.lp{width:100%;max-width:720px;background:var(--card);border-radius:22px;padding:18px 18px 12px;box-shadow:var(--sh-lg);text-align:start;border:1px solid var(--line)}
.lp textarea{display:block;width:100%;border:0;background:transparent;color:var(--ink);font:inherit;font-size:16.5px;resize:none;min-height:56px;max-height:220px;padding:0;outline:0}
.lp textarea::placeholder{color:var(--faint)}
.lp .pane{margin:0 0 6px}
.lp .pane small{display:block;color:var(--mut);font-size:12.5px;margin-top:6px}
.fld{width:100%;min-height:44px;border:1px solid var(--line);border-radius:10px;background:var(--field);color:var(--ink);font:inherit;font-size:15px;padding:0 12px}
.lp .row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:8px}
.kinds{display:flex;gap:6px;flex-wrap:wrap;margin-inline-end:auto}
.kind input{position:absolute;opacity:0;width:1px;height:1px}
.kind span{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 13px;border-radius:999px;border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);background:var(--chip);cursor:pointer}
.kind input:checked+span{border-color:var(--p);color:var(--p-d);background:var(--p-50);font-weight:600}
.kind input:focus-visible+span{outline:2px solid var(--p);outline-offset:2px}
.go{width:44px;height:44px;border-radius:50%;border:0;background:var(--ink);color:var(--page);display:flex;align-items:center;justify-content:center;cursor:pointer;flex:none}
.go:disabled{opacity:.5}
.err-msg{display:none;margin:8px 2px 0;color:var(--r);font-size:13px}
.lp.err .err-msg{display:block}
.lp.err{border-color:var(--r)}
.lv-sugg{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:18px;max-width:720px}
.lv-sugg button{background:var(--glass);border:1px solid var(--glass-line);border-radius:999px;min-height:40px;padding:0 14px;font-size:13.5px;color:var(--ink-2);backdrop-filter:blur(4px);cursor:pointer}
.lv-sugg button:hover{border-color:var(--p);color:var(--p)}
.u2-note{display:inline-flex;gap:8px;align-items:center;background:var(--g-50);color:var(--g-ink);border-radius:10px;padding:8px 14px;font-size:14px;margin-bottom:14px}
.u2-flash{max-width:720px;margin:12px auto;padding:12px 16px;border-radius:12px;background:var(--p-50);color:var(--p-d);font-size:14.5px;position:relative;z-index:3}
.u2-app .u2-flash{position:absolute;top:8px;left:50%;transform:translateX(-50%);width:calc(100% - 32px)}

/* khung trình duyệt + trình chiếu mẫu */
.frame{border-radius:12px;overflow:hidden;background:var(--card);border:1px solid var(--frame-line);box-shadow:0 1px 2px rgba(15,23,42,.05),0 12px 32px rgba(15,23,42,.10)}
.frame .fb{height:26px;background:var(--frame-bar);border-bottom:1px solid var(--frame-line);display:flex;align-items:center;gap:5px;padding:0 10px}
.frame .fb i{width:8px;height:8px;border-radius:50%;background:var(--line-2)}
.frame .fb span{margin-inline-start:10px;height:16px;flex:0 1 46%;border-radius:8px;background:var(--card);border:1px solid var(--frame-line);font-size:10px;color:var(--faint);display:flex;align-items:center;padding:0 8px;overflow:hidden;white-space:nowrap}
.frame img{width:100%;aspect-ratio:480/320;object-fit:cover;object-position:top;background:var(--soft)}
.showcase{position:relative;margin:8px auto 0;max-width:1320px;height:270px;overflow:hidden}
.showcase .row{display:flex;gap:22px;justify-content:center;margin-top:-70px}
.showcase .frame{width:300px;flex:none}
.showcase .frame:nth-child(odd){margin-top:34px}
.showcase:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--page) 0,transparent 14%,transparent 86%,var(--page) 100%),linear-gradient(180deg,transparent 60%,var(--page) 100%)}
.stats{display:grid;grid-template-columns:repeat(var(--n,4),1fr);border:1px solid var(--line);border-radius:18px;background:var(--card);margin-top:8px}
.stats div{padding:26px 28px;border-inline-start:1px solid var(--line)}
.stats div:first-child{border-inline-start:0}
.stats b{display:block;font-size:30px;font-weight:700;letter-spacing:-.02em}
.stats span{color:var(--mut);font-size:14px}

/* khu nội dung */
.sec{padding:84px 0}
.sec-alt{background:var(--bg)}
.sec-h{text-align:center;max-width:720px;margin:0 auto 44px}
.sec-h h2,.sec-h .h1-s{font-size:38px;line-height:1.2;font-weight:700;letter-spacing:-.02em}
.sec-h p{font-size:17px;color:var(--mut);margin:14px 0 0}
.center-act{text-align:center;margin-top:34px}
.note-c{text-align:center;color:var(--mut);font-size:14px;margin:28px auto 0;max-width:640px}
.tabs{display:flex;justify-content:center;gap:8px;margin-bottom:30px;flex-wrap:wrap}
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.tcard .shot{display:block}
.tcard .meta{padding:14px 2px 0;display:flex;justify-content:space-between;align-items:center;gap:10px}
.tcard .meta b{font-size:15px;font-weight:600;display:block}
.tcard .meta small{font-size:13px;color:var(--mut)}
.gh{font-size:22px;font-weight:700;margin:40px 0 18px}
.gh small{font-size:13px;color:var(--mut);font-weight:500;margin-inline-start:6px}
.gsearch{display:flex;align-items:center;gap:8px;max-width:520px;margin:0 auto 22px;border:1px solid var(--line);border-radius:12px;padding:0 14px;background:var(--field);min-height:46px;color:var(--faint)}
.gsearch input{flex:1;border:0;background:transparent;color:var(--ink);font:inherit;font-size:15px;outline:0;min-height:44px}
.split{display:grid;grid-template-columns:1fr 1.15fr;gap:60px;align-items:center}
.split h2{font-size:36px;line-height:1.2;font-weight:700}
.split p{font-size:16.5px;color:var(--mut)}
.ticks{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.ticks li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px}
.ticks .ic{color:var(--g);margin-top:3px}
.admin{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh-lg);overflow:hidden;font-size:13px}
.admin-top{height:40px;background:var(--soft);display:flex;align-items:center;gap:6px;padding:0 14px;border-bottom:1px solid var(--line)}
.admin-top i{width:10px;height:10px;border-radius:50%;background:var(--line-2)}
.admin-top span{margin-inline-start:10px;font-size:12px;color:var(--mut)}
.admin-b{display:grid;grid-template-columns:160px 1fr}
.admin-side{border-inline-end:1px solid var(--line);padding:14px 10px;display:grid;gap:4px;align-content:start;background:var(--bg)}
.admin-side div{padding:7px 10px;border-radius:8px;color:var(--ink-2)}
.admin-side .on{background:var(--p-50);color:var(--p-d);font-weight:600}
.admin-main{padding:18px}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.kpi{border:1px solid var(--line);border-radius:10px;padding:12px}
.kpi i,.kpi b,.skl i{display:block;background:var(--soft);border-radius:6px}
.kpi i{height:10px;width:60%}.kpi b{height:20px;width:80%;margin-top:8px}
.skl{display:grid;gap:10px}.skl i{height:30px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);padding:28px}
.step .n{width:40px;height:40px;border-radius:12px;background:var(--p);color:var(--on-p);font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.step h3{font-size:19px;font-weight:700;margin-bottom:8px}
.step p{margin:0;color:var(--mut)}
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feat{padding:26px;border:1px solid var(--line);border-radius:var(--rad);background:var(--card)}
.feat .fi{width:44px;height:44px;border-radius:12px;background:var(--p-50);color:var(--p);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.feat .fi .ic{width:22px;height:22px}
.feat h3{font-size:18px;font-weight:700;margin-bottom:6px}
.feat p{margin:0;color:var(--mut);font-size:14.5px}
.inds{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.ind{border:1px solid var(--line);border-radius:12px;background:var(--card);overflow:hidden;display:block}
.ind img{aspect-ratio:480/300;object-fit:cover;object-position:top;width:100%;background:var(--soft)}
.ind b{display:block;padding:10px 12px;font-size:14px;font-weight:600}
.plans{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:stretch}
.plan{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;display:flex;flex-direction:column}
.plan.hot{border:2px solid var(--p);box-shadow:0 18px 50px rgba(11,99,246,.15);position:relative}
.plan .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--p);color:var(--on-p);font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;white-space:nowrap}
.plan h3{font-size:19px;font-weight:700}
.plan .for{font-size:13.5px;color:var(--mut);margin-top:4px;min-height:42px}
.plan .price{font-size:28px;font-weight:800;margin:14px 0 2px;letter-spacing:-.02em;white-space:nowrap}
.plan .price small{font-size:14px;font-weight:500;color:var(--mut)}
.plan .yr{font-size:13px;color:var(--mut);min-height:20px}
.plan ul{list-style:none;padding:0;margin:20px 0 22px;display:grid;gap:10px;font-size:14px;flex:1}
.plan li{display:flex;gap:9px}
.plan li .ic{color:var(--g);width:17px;height:17px;margin-top:2px}
.plan li.no{color:var(--faint)}
.plan li.no .ic{color:var(--line-2)}
.plan .btn{width:100%}
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.qa{border:1px solid var(--line);border-radius:12px;padding:0 20px;background:var(--card)}
.qa summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:56px;font-size:16px;font-weight:600}
.qa summary::-webkit-details-marker{display:none}
.qa[open] summary .ic{transform:rotate(180deg)}
.qa p{margin:0 0 16px;color:var(--mut);font-size:14.5px}
.cta{background:linear-gradient(135deg,#0B63F6,#0847C2);color:#fff;border-radius:24px;padding:56px;text-align:center}
.cta h2{font-size:36px;font-weight:700}
.cta p{color:#DCE8FF;font-size:17px;margin:12px 0 26px}
.cta .btn{background:#fff;color:#0847C2;border-color:#fff}
.foot{background:var(--foot);color:#CBD5E1;padding:60px 0 30px;margin-top:84px;font-size:14px}
.foot-g{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:30px}
.foot h4{color:#fff;font-size:14px;margin:0 0 14px}
.foot ul{list-style:none;padding:0;margin:0;display:grid;gap:4px}
.foot ul a{display:inline-block;padding:6px 0}
.foot a:hover{color:#fff}
.foot-about{max-width:300px}
.foot .copy{margin-top:30px;padding-top:20px;border-top:1px solid #1E293B;font-size:12.5px;color:#94A3B8}

/* khung ứng dụng (đã đăng nhập): thanh biểu tượng hẹp + ngăn kéo website */
.lv-app{display:grid;grid-template-columns:56px 1fr;min-height:100vh}
.rail{width:56px;background:var(--nav);border-inline-end:1px solid var(--line);display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 0;position:sticky;top:0;height:100vh}
.rail-logo img{width:28px;margin-bottom:12px}
.rail a,.rail-btn{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--ink-2);border:0;background:transparent;cursor:pointer}
.rail a:hover,.rail-btn:hover{background:var(--soft)}
.rail a.on{background:var(--p-50);color:var(--p)}
.rail .rail-btn{margin-top:auto}
.rail .av{margin-top:6px}
.av{width:34px;height:34px;border-radius:50%;background:#FDE68A;color:#92400E;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px}
.lv-main{position:relative;min-width:0;display:flex;flex-direction:column;background:var(--page)}
.lv-main>.lv-hero{flex:1;padding-bottom:96px;min-height:520px}
.lv-main>.wrap{width:100%}
.todo-bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding:12px 28px;border-bottom:1px solid var(--line);background:var(--warn-bg);color:var(--warn-ink);font-size:14px}
.todo-bar b{margin-inline-end:6px}
.todo-bar a{display:inline-flex;align-items:center;gap:8px;min-height:36px;padding:0 12px;border-radius:999px;background:var(--card);color:var(--ink);border:1px solid var(--line)}
.todo-bar .dot{width:8px;height:8px;border-radius:50%;background:var(--r)}
.drawer{margin:-70px 28px 0;position:relative;z-index:2;background:var(--card);border-radius:18px 18px 0 0;box-shadow:0 -8px 30px rgba(15,23,42,.10);padding:16px 22px 22px;border:1px solid var(--line);border-bottom:0}
.todo-bar+.drawer{margin-top:0}
.tabs2{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.tabs2 button,.tabs2 .all{min-height:40px;padding:0 14px;border-radius:999px;font-size:14px;color:var(--ink-2);border:1px solid transparent;background:transparent;cursor:pointer;display:inline-flex;align-items:center;gap:4px}
.tabs2 button.on{border-color:var(--line);color:var(--ink);font-weight:600}
.tabs2 .all{margin-inline-start:auto;font-weight:600;color:var(--ink)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:14px}
.cards[hidden]{display:none}
.site{display:block;min-width:0}
.site .frame img{aspect-ratio:480/250}
.site b{display:block;font-size:14px;margin-top:9px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.site small{font-size:12.5px;color:var(--mut);display:flex;align-items:center;gap:6px}
.site form{margin-top:8px}
.st-dot{width:7px;height:7px;border-radius:50%;background:var(--line-2);flex:none}.st-dot.on{background:var(--g)}
.thumb{border-radius:12px;overflow:hidden;border:1px solid var(--frame-line);background:var(--card);box-shadow:0 1px 2px rgba(15,23,42,.05)}
.thumb .fb{height:22px;background:var(--frame-bar);border-bottom:1px solid var(--frame-line);display:flex;align-items:center;gap:4px;padding:0 8px}
.thumb .fb i{width:7px;height:7px;border-radius:50%;background:var(--line-2)}
.thumb .vp{position:relative;aspect-ratio:480/228;overflow:hidden;background:#fff}
.thumb iframe{position:absolute;top:0;left:0;width:1280px;height:608px;border:0;transform-origin:0 0;pointer-events:none}
.newc{border:1.5px dashed var(--line-2);border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--mut);font-size:14px;gap:6px;min-height:150px;text-align:center;padding:10px}
.newc:hover{border-color:var(--p);color:var(--p)}
.drawer-foot{margin:16px 0 0;font-size:13px;color:var(--mut)}

/* menu điện thoại */
.m-top,.m-sheet{display:none}
.m-sheet:not([hidden]){display:block;position:fixed;inset:0;z-index:50;background:rgba(15,23,42,.5)}
.m-sheet-in{background:var(--card);margin:0;padding:12px 16px 20px;border-radius:0 0 18px 18px;display:grid;gap:2px;box-shadow:var(--sh-lg)}
.m-sheet-in a,.m-sheet-in button{display:flex;align-items:center;gap:12px;min-height:48px;padding:0 10px;border-radius:10px;color:var(--ink);font-size:16px;border:0;background:transparent;width:100%;text-align:start;cursor:pointer}
.m-sheet-in a.on{background:var(--p-50);color:var(--p)}
.m-sheet-in form{margin:0}
.m-close{color:var(--mut)!important}

/* ô chờ khi AI dựng */
.u2-overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:center;justify-content:center;z-index:99;padding:16px}
.u2-overlay-box{background:var(--card);color:var(--ink);border-radius:18px;padding:28px 32px;text-align:center;max-width:380px;display:grid;gap:8px;justify-items:center}
.u2-overlay-box small{color:var(--mut);font-size:13px}
.spin{width:34px;height:34px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--p);animation:u2spin .8s linear infinite}
@keyframes u2spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spin{animation-duration:2.4s}}

/* ── Điện thoại / máy tính bảng ── */
@media (max-width:980px){
  .tgrid,.feats{grid-template-columns:repeat(2,1fr)}
  .plans{grid-template-columns:repeat(2,1fr)}
  .inds{grid-template-columns:repeat(3,1fr)}
  .cards{grid-template-columns:repeat(3,1fr)}
  .menu{display:none}.nav-burger{display:inline-flex}
}
@media (max-width:720px){
  body.u2{font-size:15px}
  .wrap{padding:0 16px}
  .nav-login{display:none}
  .nav-r .btn-p{min-height:40px;padding:0 12px}
  .lv-hero{padding:36px 16px 110px}
  .u2-site .lv-hero{min-height:0}
  .lv-hero h1{font-size:30px}
  .lv-hero .sub{font-size:15px}
  .lp{padding:14px 14px 10px;border-radius:18px}
  .lp textarea{font-size:16px;min-height:72px}
  .kinds{width:100%}
  .showcase{height:190px;margin-top:0}.showcase .frame{width:220px}.showcase .row{margin-top:-40px}
  .stats{grid-template-columns:1fr 1fr}.stats div:nth-child(3){border-inline-start:0}.stats div:nth-child(n+3){border-top:1px solid var(--line)}
  .stats b{font-size:24px}.stats div{padding:18px}
  .sec{padding:52px 0}
  .sec-h h2,.sec-h .h1-s{font-size:27px}.sec-h p{font-size:15px}
  .tgrid,.steps,.feats,.split,.plans{grid-template-columns:1fr}
  .tgrid{gap:22px}
  .inds{grid-template-columns:repeat(2,1fr)}
  .split{gap:28px}.split h2{font-size:28px}
  .admin-b{grid-template-columns:1fr}.admin-side{display:none}
  .foot-g{grid-template-columns:1fr 1fr}.foot-g>div:first-child{grid-column:1/-1}
  .cta{padding:34px 20px}.cta h2{font-size:26px}
  .qa summary{font-size:15px}
  /* khung ứng dụng */
  .lv-app{grid-template-columns:1fr;grid-template-rows:auto 1fr}
  .rail{display:none}
  .m-top{display:flex;align-items:center;justify-content:space-between;padding:6px 8px;background:var(--nav);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
  .m-burger{width:44px;height:44px;border:0;background:transparent;color:var(--ink);display:flex;align-items:center;justify-content:center;border-radius:10px;cursor:pointer}
  .m-logo{height:24px;width:auto}
  .lv-main>.lv-hero{padding-bottom:90px;min-height:0}
  .drawer{margin:-60px 0 0;padding:14px 14px 18px;border-radius:18px 18px 0 0}
  .cards{grid-template-columns:1fr 1fr;gap:12px}
  .todo-bar{padding:12px 16px}
  .tabs2 .all{margin-inline-start:0}
  .u2-app .u2-flash{top:56px}
}

.noimg{aspect-ratio:480/320;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--p-50),var(--g-50));color:var(--p);font-size:44px;font-weight:700}
@media (max-width:720px){
  .kinds{width:auto;flex:1;gap:4px}
  .kind .ic{display:none}
  .kind span{padding:0 11px;font-size:13px}
  .lp .row{gap:6px}
  .lp .row .chip{padding:0 11px}
}
.foot ul a{display:inline-flex;align-items:center;min-height:40px;padding:0}

/* đăng nhập / đăng ký / chọn giao diện */
.auth-bg{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - 68px);padding:32px 16px;
  background:radial-gradient(55% 60% at 12% 85%,rgba(11,99,246,.95) 0%,rgba(11,99,246,0) 70%),radial-gradient(50% 55% at 88% 88%,rgba(79,174,26,.85) 0%,rgba(79,174,26,0) 70%),radial-gradient(45% 50% at 50% 100%,rgba(56,189,248,.9) 0%,rgba(56,189,248,0) 75%),radial-gradient(70% 60% at 50% 0%,var(--hero-top) 30%,rgba(255,255,255,0) 100%),var(--hero-base)}
.auth-card{width:100%;max-width:440px;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:32px 30px 24px;box-shadow:var(--sh-lg);text-align:center}
.auth-card h1{font-size:24px;font-weight:700}
.auth-sub{color:var(--mut);margin:8px 0 18px;font-size:14.5px}
.quote{background:var(--soft);border-radius:12px;padding:10px 14px;font-size:13.5px;color:var(--ink-2);text-align:start;margin-bottom:18px;display:flex;gap:8px;align-items:flex-start}
.quote .ic{color:var(--g);margin-top:2px}
.gbtn{display:flex;align-items:center;justify-content:center;gap:12px;min-height:48px;border:1px solid var(--line-2);border-radius:12px;font-weight:600;font-size:15px;background:var(--card);color:var(--ink)}
.gbtn:hover{border-color:var(--p)}
.or{display:flex;align-items:center;gap:12px;color:var(--faint);font-size:13px;margin:16px 0}
.or:before,.or:after{content:"";flex:1;height:1px;background:var(--line)}
.auth-card .fld{min-height:46px;margin-bottom:10px;text-align:start;font-size:15px}
.auth-card .forgot{text-align:end;margin:-2px 0 12px;font-size:13.5px}
.auth-card .forgot a,.auth-card .switch a,.terms a{color:var(--p);text-decoration:underline}
.btn-block{width:100%}
.auth-card .switch{margin:16px 0 0;font-size:14px;color:var(--mut)}
.terms{font-size:12px;color:var(--faint);margin:14px 0 0}
.forgot a{display:inline-block;padding:10px 0}
@media (max-width:720px){.auth-card{padding:26px 20px 20px}.auth-bg{min-height:calc(100vh - 68px)}}

.onb{min-height:100vh}
.onb-in{width:100%;max-width:780px;text-align:center;display:grid;justify-items:center;gap:0}
.onb-logo{height:30px;width:auto;margin-bottom:18px}

.steps3{display:flex;gap:6px;margin-bottom:20px}
.steps3 i{width:26px;height:5px;border-radius:9px;background:var(--line-2)}
.steps3 i.on{background:var(--p)}
.onb h1{font-size:34px;font-weight:700}
.onb .auth-sub{margin:10px 0 28px;font-size:16px;color:var(--ink-2)}
.themes{display:grid;grid-template-columns:1fr 1fr;gap:22px;width:100%;margin-bottom:30px}
.th{display:block;cursor:pointer;text-align:start}
.th input{position:absolute;opacity:0;width:1px;height:1px}
.th .card{display:block;background:var(--card);border:2px solid var(--line);border-radius:18px;padding:14px}
.th input:checked+.card{border-color:var(--p);box-shadow:0 0 0 4px rgba(11,99,246,.15)}
.th input:focus-visible+.card{outline:2px solid var(--p);outline-offset:3px}
.mini{display:grid;grid-template-columns:40px 1fr;border-radius:12px;height:190px;overflow:hidden;border:1px solid var(--line)}
.mini .r{border-inline-end:1px solid}
.mini .c{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}
.mini .c b{display:block;width:60%;height:10px;border-radius:6px}
.mini .c em{display:block;width:72%;height:44px;border-radius:12px}
.mini-light{background:#fff}.mini-light .r{background:#F7F9FC;border-color:#E2E8F0}.mini-light b{background:#CBD5E1}.mini-light em{background:#EEF4FF;border:1px solid #DCE8FF}
.mini-dark{background:#0A111F}.mini-dark .r{background:#0E1626;border-color:#243044}.mini-dark b{background:#34435C}.mini-dark em{background:#14233F;border:1px solid #1B3157}
.th .lbl{display:flex;justify-content:space-between;align-items:center;margin-top:12px;font-weight:600}
.th .lbl small{display:block;color:var(--mut);font-weight:400;font-size:13px}
.radio{width:22px;height:22px;border-radius:50%;border:2px solid var(--line-2);flex:none}
.th input:checked+.card .radio{border:6px solid var(--p)}
@media (max-width:720px){.themes{grid-template-columns:1fr;gap:14px}.mini{height:120px}.onb h1{font-size:26px}}

/* màn chia đôi /new */
.split2{display:grid;grid-template-columns:440px 1fr;height:100vh;background:var(--bg);overflow:hidden}
.chatp{background:var(--card);border-inline-end:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.chatp .hd{height:56px;display:flex;align-items:center;gap:10px;padding-block:0;padding-inline:16px 12px;border-bottom:1px solid var(--line);font-weight:600;flex:none}
.chatp .hd img{width:24px}
.chatp .body{flex:1;padding:18px 16px;display:flex;flex-direction:column;gap:12px;overflow:auto;min-height:0}
.bub{align-self:flex-end;background:var(--soft);border-radius:16px;border-end-end-radius:4px;padding:10px 14px;max-width:85%;font-size:14.5px;overflow-wrap:anywhere}
.atext{font-size:14.5px;color:var(--ink-2)}
.qcard{margin-top:auto;border:1px solid var(--line);border-radius:16px;box-shadow:0 8px 28px rgba(15,23,42,.10);overflow:hidden;background:var(--card);flex:none}
.qcard .qh{padding:14px 16px;border-bottom:1px solid var(--line);font-weight:600;display:flex;justify-content:space-between;font-size:15px}
.qcard .qh small{font-weight:500;color:var(--mut);font-size:12.5px}
.opt{display:flex;gap:12px;padding:11px 16px;align-items:flex-start;cursor:pointer;min-height:48px}
.opt input{position:absolute;opacity:0;width:1px;height:1px}
.opt i{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--faint);flex:none;margin-top:3px}
.opt input:checked+i{border:5px solid var(--p)}
.opt input:focus-visible+i{outline:2px solid var(--p);outline-offset:2px}
.opt b{font-size:14.5px;font-weight:600;display:block}
.opt small{font-size:13px;color:var(--mut);display:block}
.qcard .own{margin-block:0 10px;margin-inline:46px 16px;width:calc(100% - 62px)}
.qf{display:flex;align-items:center;gap:10px;padding:10px 14px;border-top:1px solid var(--line)}
.qf .sp{margin-inline-start:auto}
.nav2{color:var(--mut);font-size:13.5px;min-height:40px;display:inline-flex;align-items:center}
.chatp .comp{margin:10px 12px 12px;border:1px solid var(--line);border-radius:16px;padding:12px 12px 8px;flex:none}
.chatp .comp textarea{width:100%;border:0;background:transparent;color:var(--ink);font:inherit;font-size:14.5px;resize:none;outline:0;min-height:44px}
.chatp .comp textarea::placeholder{color:var(--faint)}
.chatp .comp .row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.sm{font-size:12px}
.prev{display:flex;flex-direction:column;min-height:0;min-width:0}
.prev .tb{min-height:56px;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;padding:8px 16px;flex-wrap:wrap}
.tb .r{margin-inline-start:auto;display:flex;gap:8px;align-items:center}
.tb .r form{margin:0}
.seg{display:flex;align-items:center;gap:2px;background:var(--soft);border-radius:10px;padding:3px}
.seg button{height:40px;min-width:40px;padding:0 11px;border-radius:8px;display:flex;align-items:center;gap:6px;font-size:13.5px;color:var(--ink-2);border:0;background:transparent;cursor:pointer;white-space:nowrap}
.seg .on{background:var(--card);color:var(--p);font-weight:600;box-shadow:0 1px 3px rgba(15,23,42,.1)}
.pagesel{min-height:40px;border:1px solid var(--line);border-radius:9px;padding:0 10px;font:inherit;font-size:14px;background:var(--field);color:var(--ink);max-width:200px}
.stage{flex:1;padding:18px;display:flex;flex-direction:column;align-items:center;gap:12px;min-height:0}
.stage .vp{flex:1;min-height:0;width:100%;max-width:1180px;border:1px solid var(--frame-line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:var(--sh);transition:max-width .2s}
.stage .vp.m{max-width:390px}
.stage iframe{width:100%;height:100%;border:0;display:block;background:#fff}
.tplnav{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:5px 8px;font-size:14px;box-shadow:var(--sh);flex:none}
.tplnav b{font-weight:600}
.tplnav .arw{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink)}
.tplnav .arw:not(.dis):hover{border-color:var(--p);color:var(--p)}
.tplnav .arw:not(.r) .ic{transform:rotate(180deg)}
.tplnav .arw.dis{opacity:.35}
.ai-own{margin:0;flex:none}
.lnk{border:0;background:transparent;color:var(--p);text-decoration:underline;font-size:13.5px;cursor:pointer;min-height:40px}
.empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--mut);text-align:center;gap:10px;padding:24px}
.empty .ic{width:40px;height:40px}
@media (max-width:900px){
  .split2{grid-template-columns:1fr;height:auto;min-height:100vh;overflow:visible}
  .chatp{border-inline-end:0;border-bottom:1px solid var(--line)}
  .chatp .body{overflow:visible}
  .prev{min-height:80vh}
  .stage .vp{min-height:60vh}
  .prev .tb .r{margin-inline-start:0;width:100%;justify-content:flex-end}
  .stage .vp.m{max-width:100%}
}

.hint{margin-block:0 12px;margin-inline:46px 16px;font-size:12.5px;color:var(--mut)}
.why{max-width:720px;margin:0;padding:0 8px;font-size:13px;color:var(--ink-2);text-align:center;flex:none}
.why span{color:var(--mut);font-size:12px}

/* ngôn ngữ, cài đặt */
body.u2{font-family:var(--font-script,"Be Vietnam Pro"),"Be Vietnam Pro","Segoe UI",Arial,sans-serif}
.langf{display:inline-flex;align-items:center;gap:4px;color:var(--ink-2);margin:0}
.langsel{min-height:40px;border:1px solid var(--line);border-radius:10px;background:var(--field);color:var(--ink);font:inherit;font-size:14px;padding:0 8px;max-width:170px}
.langf .langsel{border-color:transparent;background:transparent;max-width:130px}
.onb-lang{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:center;margin:0 0 22px;color:var(--ink-2);font-size:14.5px}
.onb-lang label{display:inline-flex;align-items:center;gap:6px}
.onb-lang .langsel{max-width:240px}
.narrow{max-width:720px}
.setf{display:grid;gap:22px;margin-top:24px;justify-items:start}
.setf fieldset{border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:0;width:100%;background:var(--card)}
.setf legend{font-weight:600;padding:0 6px}
.setf .langsel{max-width:100%;width:100%}
.hint0{font-size:13px;color:var(--mut);margin:8px 0 0}
@media (max-width:720px){.langf .langsel{max-width:96px}.langf .ic{display:none}}.gbtn.dis{opacity:.55;cursor:not-allowed;filter:grayscale(.6)}
.gbtn.dis:hover{border-color:var(--line-2)}
.gnote{font-size:12.5px;color:var(--mut);margin:8px 0 0}

/* chữ viết phải sang trái (ar, fa, he, ur): bố cục dùng thuộc tính logic ở trên; riêng mũi tên lật chiều */
[dir="rtl"] .tplnav .arw .ic,[dir="rtl"] .pill-top .ic,[dir="rtl"] .tabs2 .all .ic,[dir="rtl"] .center-act .ic{transform:scaleX(-1)}
[dir="rtl"] .tplnav .arw:not(.r) .ic{transform:none}
[dir="rtl"] .go .ic{transform:none}.nav-l>a{flex:none}.nav-l{min-width:0}
.m-lang{padding:6px 10px}
.m-lang .langsel{max-width:none}
@media (max-width:720px){.nav-r .langf{display:none}}

/* ── Cài đặt tài khoản /settings ── */
.setcards{display:grid;gap:18px;margin-top:24px}
.setc{border:1px solid var(--line);border-radius:14px;padding:18px;background:var(--card);display:grid;gap:12px;justify-items:start}
.setc h2{font-size:18px;font-weight:700;margin:0}
.setc .setf{margin-top:0;gap:10px;width:100%}
.setc .setf .btn{justify-self:start}
.setc>.gbtn{width:100%;max-width:360px}
.setl{font-size:13.5px;font-weight:600;color:var(--ink-2);margin:0}
.setv{margin:0;font-size:15px;overflow-wrap:anywhere}
.setst{display:flex;align-items:center;gap:8px;margin:0;font-size:14px;color:var(--ink-2)}
.setst.ok{color:var(--p-d);font-weight:600}
.setst.warn{background:var(--warn-bg);color:var(--warn-ink);padding:10px 12px;border-radius:10px;font-weight:600;width:100%}
.setrow{display:flex;gap:10px;flex-wrap:wrap;margin-inline-start:0}
.setrow form{margin:0}
.btn-del{border-color:#DC2626;color:#DC2626}
.btn-del:hover{background:#DC2626;color:#fff}
.setc.danger{border-color:rgba(220,38,38,.35)}
.dellist{margin:0;padding-inline-start:20px;display:grid;gap:6px;font-size:14.5px}
.setck{display:flex;gap:10px;align-items:flex-start;font-size:14px;min-height:40px}
.setck input{width:20px;height:20px;margin:2px 0 0;flex:none}
@media (max-width:480px){.setc{padding:14px}.setrow .btn,.setrow form,.setrow form .btn{width:100%}}

/* ── Ngăn kéo website: menu ⋯, hộp thoại, thùng rác ── */
.site.has-menu{position:relative}
.site-link{display:block;min-width:0;color:inherit}
.site-menu{position:absolute;top:28px;inset-inline-end:6px;z-index:5}
.sm-btn{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-size:20px;line-height:1;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--sh)}
.sm-btn:hover,.sm-btn[aria-expanded="true"]{border-color:var(--p)}
.sm-pop{position:absolute;top:44px;inset-inline-end:0;min-width:210px;max-width:min(280px,calc(100vw - 24px));background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh-lg);padding:6px;z-index:40}
.sm-pop[hidden]{display:none}
.sm-pop form{margin:0}
.sm-pop a,.sm-pop button{display:flex;align-items:center;width:100%;min-height:40px;padding:0 12px;border:0;border-radius:8px;background:transparent;color:var(--ink);font:inherit;font-size:14px;text-align:start;cursor:pointer;text-decoration:none}
.sm-pop a:hover,.sm-pop button:hover,.sm-pop a:focus-visible,.sm-pop button:focus-visible{background:var(--soft);outline:0}
.sm-pop .danger,.trash-act .danger{color:var(--r)}
.sm-back{position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:39}
.sm-back[hidden]{display:none}
.u2-dlg{border:1px solid var(--line);border-radius:16px;background:var(--card);color:var(--ink);padding:20px;width:min(420px,calc(100vw - 24px));box-shadow:var(--sh-lg)}
.u2-dlg::backdrop{background:rgba(15,23,42,.5)}
.u2-dlg h3{margin:0 0 12px;font-size:17px}
.u2-dlg p{margin:0 0 4px;font-size:14px;color:var(--ink-2);overflow-wrap:anywhere}
.u2-dlg .fld{margin:0}
.dlg-act{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap;margin-top:16px}
.btn.danger-fill{background:var(--r);border-color:var(--r);color:#fff;box-shadow:none}
.trash-list .trash-note,.cards .empty-note{grid-column:1/-1;margin:0;font-size:13.5px;color:var(--mut)}
.trash-item{border:1px solid var(--line);border-radius:12px;padding:12px}
.trash-item b{margin-top:0}
.trash-act{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.trash-act form{margin:0}
@media (max-width:720px){
  .sm-pop{position:fixed;inset-inline:12px;bottom:12px;top:auto;max-width:none;min-width:0;padding:8px;border-radius:16px}
  .sm-pop a,.sm-pop button{min-height:48px;font-size:15px}
  .u2-dlg{margin-block-end:12px}
}
:root[data-theme="dark"] .btn-del{border-color:#F87171;color:#F87171}
:root[data-theme="dark"] .btn-del:hover{background:#DC2626;color:#fff}

.rights{display:flex;gap:8px;align-items:flex-start;margin-top:8px;font-size:13.5px;color:var(--ink-2);cursor:pointer;min-height:40px}
.rights input{width:18px;height:18px;margin-top:2px;flex:none}
.rights.err{color:var(--r)}

/* /new: thẻ câu hỏi theo mockup + phong cách */
.wait{border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:14px;color:var(--mut)}
.qcard .own{margin-block:0 10px;margin-inline:16px;width:calc(100% - 32px)}
.qf .btn-sm + .btn-sm{margin-inline-start:6px}
.stylef{border:0;margin:0;padding:6px 16px 4px}
.stylef legend{font-size:13px;font-weight:600;color:var(--ink-2);padding:0}
.swatches{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:8px;margin-top:6px}
.sw{position:relative;display:flex;flex-direction:column;align-items:center;gap:4px;border:1px solid var(--line);border-radius:12px;padding:8px 6px;cursor:pointer;min-height:56px;text-align:center}
.sw input{position:absolute;opacity:0;width:1px;height:1px}
.sw:has(input:checked){border-color:var(--p);box-shadow:0 0 0 3px rgba(11,99,246,.15)}
.sw:has(input:focus-visible){outline:2px solid var(--p);outline-offset:2px}
.sw-dots{display:flex;gap:3px}.sw-dots i{width:16px;height:16px;border-radius:50%;border:1px solid rgba(0,0,0,.08)}
.sw small{font-size:12px;color:var(--ink-2)}
.sw-keep{font-size:12.5px;color:var(--ink-2);display:flex;align-items:center;min-height:38px}

.tour-card{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:14px 28px 0;padding:12px 16px;border:1px solid var(--line);border-radius:14px;background:var(--p-50);position:relative;z-index:3}
.tour-card[hidden]{display:none}
.tour-card div{flex:1;min-width:200px}
.tour-card b{display:block;font-size:14.5px}
.tour-card small{color:var(--mut);font-size:13px}
@media (max-width:720px){.tour-card{margin:12px 14px 0}}