/* QuizMaster — single stylesheet. System fonts, no icon fonts, no external requests. */
:root{
  --bg:#f6f7fb;--card:#fff;--ink:#111827;--muted:#6b7280;--line:#e5e7eb;--soft:#f3f4f8;
  --brand:#4f46e5;--brand-d:#4338ca;--brand-l:#eef2ff;--accent:#f59e0b;
  --ok:#059669;--ok-l:#ecfdf5;--warn:#b45309;--warn-l:#fffbeb;--bad:#dc2626;--bad-l:#fef2f2;
  --hero-grad:linear-gradient(135deg,#1e1b4b 0%,#4338ca 100%);
  --radius:14px;--shadow:0 1px 2px rgba(17,24,39,.04),0 6px 20px rgba(17,24,39,.06);--maxw:1380px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Helvetica Neue",Arial,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,4vw,2.4rem)}h2{font-size:clamp(1.3rem,2.6vw,1.7rem)}h3{font-size:1.1rem}
p{margin:0 0 1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:900px}
.section{padding:36px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.section-head h2{margin:0}
.muted{color:var(--muted)}.small{font-size:.875rem}.center{text-align:center}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:100}.skip:focus{left:8px;top:8px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;gap:20px;height:64px;width:95%;max-width:none;margin:0 auto}
.ico{width:1.15em;height:1.15em;flex:none;vertical-align:-.2em;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.logo-svg{display:block;flex:none;border-radius:9px;box-shadow:0 2px 8px rgba(79,70,229,.35)}
.logo-text{letter-spacing:-.02em}
.nav a,.nav button.nav-btn{white-space:nowrap;display:inline-flex;align-items:center;min-height:38px}
.nav button.nav-btn{display:inline-flex;align-items:center;gap:4px}
.nav button.nav-btn .ico{width:.9em;height:.9em;opacity:.7}
.dd-menu a{display:flex;flex-direction:column;gap:0}
.dd-right .dd-menu a,.dd-right .dd-menu button{display:flex;flex-direction:row;align-items:center;gap:9px}
.dd-head{padding:8px 12px;display:flex;flex-direction:column;gap:2px}.dd-head .muted{display:flex;align-items:center;gap:4px}
.pro-pill{display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,#f59e0b,#ea580c);color:#fff!important;padding:8px 14px;border-radius:22px;font-weight:700;font-size:.9rem;box-shadow:0 2px 8px rgba(234,88,12,.3)}
.pro-pill:hover{text-decoration:none;filter:brightness(1.06)}
.logo{display:flex;align-items:center;gap:8px;font-weight:900;font-size:1.15rem;color:var(--ink);letter-spacing:-.02em}
.logo:hover{text-decoration:none}
.logo-mark{display:inline-block}
.nav{display:flex;align-items:center;gap:2px;flex:1}
.nav a,.nav button.nav-btn{padding:8px 11px;border-radius:9px;color:#374151;font-weight:600;font-size:.94rem;background:none;border:0;cursor:pointer;font-family:inherit}
.nav a:hover,.nav button.nav-btn:hover,.nav a.active{background:var(--soft);text-decoration:none;color:var(--ink)}
.dropdown{position:relative}
.dd-menu{display:none;position:absolute;left:0;top:calc(100% + 4px);min-width:230px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:6px;z-index:60}
.dropdown.open .dd-menu{display:block}
.dd-menu a{display:block;padding:9px 12px;border-radius:8px;font-weight:600}
.dd-menu small{display:block;color:var(--muted);font-weight:400;font-size:.78rem}
.header-right{display:flex;align-items:center;gap:8px;margin-left:auto}
.avatar{display:inline-grid;place-items:center;border-radius:50%;color:#fff;font-weight:800;object-fit:cover}
.user-btn{display:flex;align-items:center;gap:8px;background:none;border:0;cursor:pointer;padding:4px;border-radius:30px;font-family:inherit}
.user-btn:hover{background:var(--soft)}
.dd-right .dd-menu{left:auto;right:0}
.dd-menu form{margin:0}.dd-menu button{width:100%;text-align:left;background:none;border:0;padding:9px 12px;border-radius:8px;font:inherit;font-weight:600;color:var(--bad);cursor:pointer}
.dd-menu button:hover{background:var(--bad-l)}
.dd-sep{height:1px;background:var(--line);margin:6px 0}
.badge-count{background:var(--bad);color:#fff;border-radius:10px;font-size:.7rem;padding:1px 6px;margin-left:4px}
.burger{display:none;background:none;border:0;font-size:1.35rem;cursor:pointer;padding:7px 9px;border-radius:9px;color:var(--ink);margin-left:auto}.burger:hover{background:var(--soft)}
.subnav{background:#fff;border-bottom:1px solid var(--line);overflow-x:auto;white-space:nowrap}
.subnav .container{display:flex;gap:4px;padding-top:6px;padding-bottom:6px}
.subnav a{padding:5px 12px;border-radius:20px;font-size:.86rem;font-weight:600;color:#4b5563}
.subnav a:hover,.subnav a.active{background:var(--brand-l);color:var(--brand-d);text-decoration:none}
@media(max-width:1200px){
  .burger{display:block}
  .header-right{margin-left:0}
  .nav{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 12px;box-shadow:var(--shadow);max-height:80vh;overflow:auto}
  .nav.open{display:flex}
  .nav .dd-menu{position:static;box-shadow:none;border:0;padding:0 0 0 10px;display:block;min-width:0}
  .nav .dropdown .nav-btn{pointer-events:none;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);min-height:30px;padding-top:12px}
  .nav .dropdown .nav-btn .ico{display:none}
  .header-right .hide-sm{display:none}
  .dd-right .dd-menu{right:0;left:auto;max-width:calc(100vw - 24px)}
}

/* Buttons & forms */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:10px;border:1.5px solid transparent;font:inherit;font-weight:700;cursor:pointer;text-decoration:none!important;transition:.12s;line-height:1.2}
.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-d)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-accent{background:linear-gradient(135deg,#f59e0b,#ea580c);color:#fff}.btn-accent:hover{filter:brightness(1.06)}
.btn-ok{background:var(--ok);color:#fff}.btn-danger{background:var(--bad);color:#fff}
.btn-white{background:#fff;color:var(--brand-d)}.btn-white:hover{background:#eef2ff}
.btn-outline-w{border-color:rgba(255,255,255,.6);color:#fff}.btn-outline-w:hover{background:rgba(255,255,255,.12)}
.btn-lg{padding:13px 24px;font-size:1.05rem}.btn-sm{padding:6px 12px;font-size:.85rem;border-radius:8px}.btn-block{display:flex;width:100%}
.btn[disabled]{opacity:.55;cursor:not-allowed}
label{display:block;font-weight:600;font-size:.9rem;margin:0 0 5px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],input[type=tel],input[type=url],input[type=date],select,textarea{width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.15)}
textarea{min-height:110px;resize:vertical}
.field{margin-bottom:14px}
.hint{font-size:.8rem;color:var(--muted);margin-top:4px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.row{display:grid;gap:14px}.row.c2{grid-template-columns:1fr 1fr}.row.c3{grid-template-columns:repeat(3,1fr)}
@media(max-width:640px){.row.c2,.row.c3{grid-template-columns:1fr}}

/* Cards, grid, badges */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card-flat{box-shadow:none}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.g-auto{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}}
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:.74rem;font-weight:700;background:var(--soft);color:#4b5563}
.b-free{background:var(--ok-l);color:var(--ok)}.b-pro{background:var(--warn-l);color:var(--warn)}.b-easy{background:var(--ok-l);color:var(--ok)}.b-medium{background:var(--warn-l);color:var(--warn)}.b-hard{background:var(--bad-l);color:var(--bad)}.b-brand{background:var(--brand-l);color:var(--brand-d)}
.alert{padding:11px 14px;border-radius:10px;margin:0 0 16px;font-weight:600;font-size:.94rem}
.alert-ok{background:var(--ok-l);color:#047857}.alert-err{background:var(--bad-l);color:#b91c1c}.alert-info{background:var(--brand-l);color:var(--brand-d)}
.flashes{padding-top:14px}
.progress{height:8px;background:var(--soft);border-radius:8px;overflow:hidden}.progress>i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),#8b5cf6);border-radius:8px}
table{width:100%;border-collapse:collapse}th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);font-size:.92rem;vertical-align:top}th{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.table-wrap{overflow-x:auto}
.pagination{display:flex;gap:6px;justify-content:center;margin:26px 0 0;flex-wrap:wrap}
.pagination a,.pagination span{padding:7px 13px;border-radius:9px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:600;font-size:.9rem}
.pagination .cur{background:var(--brand);color:#fff;border-color:var(--brand)}.pagination a:hover{text-decoration:none;border-color:var(--brand)}

/* Hero */
.hero{background:var(--hero-grad);color:#fff;padding:54px 0 60px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(167,139,250,.35),transparent 70%)}
.hero .container{position:relative;z-index:1}
.hero h1{color:#fff;max-width:760px}.hero p.lead{font-size:1.15rem;opacity:.92;max-width:640px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.stat-strip{display:flex;gap:28px;flex-wrap:wrap;margin-top:30px}
.stat-strip strong{display:block;font-size:1.6rem;font-weight:900}.stat-strip span{font-size:.85rem;opacity:.8}
.hero-in{padding:30px 0 34px}
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
.tile{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:12px;padding:12px 14px}
.tile strong{display:block;font-size:1.4rem;font-weight:900}.tile span{font-size:.8rem;opacity:.85}
@media(max-width:700px){.tiles{grid-template-columns:repeat(2,1fr)}}
.page-hero{background:var(--hero-grad);color:#fff;padding:30px 0}.page-hero h1{color:#fff;margin-bottom:6px}.page-hero p{opacity:.9;margin:0;max-width:680px}

/* Quiz cards */
.qcard{display:flex;flex-direction:column;gap:8px;color:inherit;transition:.15s;height:100%}
.qcard:hover{text-decoration:none;transform:translateY(-2px);border-color:#c7d2fe}
.qcard h3{font-size:1.02rem;margin:0}
.qmeta{display:flex;gap:10px;flex-wrap:wrap;font-size:.82rem;color:var(--muted)}
.qfoot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:8px;padding-top:6px}
.chip-row{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:6px 13px;border-radius:20px;background:#fff;border:1.5px solid var(--line);font-weight:600;font-size:.88rem;color:#374151}
.chip:hover,.chip.on{border-color:var(--brand);background:var(--brand-l);color:var(--brand-d);text-decoration:none}
.scard{display:flex;align-items:center;gap:12px;color:inherit;padding:14px 16px}
.scard:hover{text-decoration:none;border-color:#c7d2fe}
.sdot{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;color:#fff;font-weight:900;flex:none}
.filters{display:grid;grid-template-columns:2fr 1.2fr 1fr 1fr 1fr auto;gap:10px;align-items:end;margin-bottom:18px}
@media(max-width:900px){.filters{grid-template-columns:1fr 1fr}}

/* Feature blocks */
.feature{display:flex;gap:12px}.feature .ico{font-size:1.6rem;flex:none}
.price-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px}
.plan{display:flex;flex-direction:column;position:relative;padding:22px 18px}
.plan.pop{border:2px solid var(--brand);transform:translateY(-4px)}
.plan .tag{position:absolute;top:-11px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:.72rem;font-weight:800;padding:3px 11px;border-radius:20px;white-space:nowrap}
.plan .price{font-size:2rem;font-weight:900}.plan .per{color:var(--muted);font-size:.85rem;margin-bottom:12px}
.plan ul{list-style:none;padding:0;margin:0 0 16px;flex:1}.plan li{padding:5px 0;font-size:.9rem}.plan li.off{color:#9ca3af}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:700}.faq details p{margin:10px 0 0;color:#4b5563}

/* Quiz detail / result */
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.kv div{background:var(--soft);border-radius:12px;padding:10px 12px}.kv b{display:block;font-size:1.1rem}.kv span{font-size:.78rem;color:var(--muted)}
.score-ring{width:150px;height:150px;border-radius:50%;display:grid;place-items:center;margin:0 auto;background:conic-gradient(var(--brand) calc(var(--p)*1%),var(--soft) 0)}
.score-ring>div{width:118px;height:118px;border-radius:50%;background:#fff;display:grid;place-items:center;text-align:center}
.score-ring b{font-size:2rem;line-height:1}.score-ring small{display:block;color:var(--muted)}
.review-q{border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin-bottom:12px;background:#fff}
.review-q.right{border-left:5px solid var(--ok)}.review-q.wrong{border-left:5px solid var(--bad)}.review-q.skip{border-left:5px solid #9ca3af}
.opt-line{padding:6px 10px;border-radius:8px;margin:4px 0;font-size:.94rem}
.opt-line.is-right{background:var(--ok-l);color:#065f46;font-weight:600}.opt-line.is-mine-wrong{background:var(--bad-l);color:#991b1b}
.expl{background:var(--soft);border-radius:10px;padding:10px 12px;font-size:.92rem;margin-top:8px}

/* Footer */
.site-footer{background:#111827;color:#9ca3af;margin-top:48px;padding:38px 0 26px;font-size:.92rem}
.site-footer a{color:#d1d5db}.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:10px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:26px}
.foot-grid ul{list-style:none;padding:0;margin:0}.foot-grid li{margin:6px 0}
.foot-bottom{border-top:1px solid #1f2937;margin-top:24px;padding-top:16px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}
.ad-slot{margin:16px auto;text-align:center;min-height:0}
.auth-wrap{max-width:430px;margin:36px auto}
.divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.85rem;margin:16px 0}.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}
.invite{background:linear-gradient(135deg,#ecfdf5,#eef2ff);border:1px solid #c7d2fe}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#111827;color:#fff;padding:11px 18px;border-radius:10px;z-index:200;font-weight:600}
@media print{.site-header,.site-footer,.subnav{display:none}}

/* Quiz player */
.qp{min-height:100vh;background:var(--bg)}
.qp-bar{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:10px 16px}
.qp-title{flex:1;display:flex;align-items:center;gap:10px;font-weight:800;min-width:0}.qp-title span:first-of-type{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qp-title a{color:var(--muted);font-size:1.1rem;padding:4px 8px;border-radius:8px}.qp-title a:hover{background:var(--soft);text-decoration:none}
.qp-timer{font-weight:900;font-variant-numeric:tabular-nums;background:var(--soft);padding:6px 12px;border-radius:20px}.qp-timer.low{background:var(--bad-l);color:var(--bad)}
.qp-wrap{max-width:1240px;margin:0 auto;padding:18px 16px 60px;display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:18px;align-items:start}
@media(max-width:860px){.qp-wrap{grid-template-columns:1fr}.qp-side{order:-1}}
.qp-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);min-height:320px}
.qp-qno{font-size:.82rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:10px}
.qp-text{font-size:1.12rem;font-weight:600;line-height:1.55;margin-bottom:18px}
.qp-img{max-height:260px;border-radius:10px;margin-bottom:14px}
.qp-opts{display:grid;gap:10px}
.qp-opt{display:flex;align-items:flex-start;gap:12px;text-align:left;width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;background:#fff;font:inherit;cursor:pointer;color:var(--ink);transition:.1s}
.qp-opt:hover:not([disabled]){border-color:var(--brand);background:var(--brand-l)}
.qp-opt.on{border-color:var(--brand);background:var(--brand-l)}
.qp-opt.right{border-color:var(--ok);background:var(--ok-l)}.qp-opt.wrong{border-color:var(--bad);background:var(--bad-l)}
.qp-opt[disabled]{cursor:default}
.qp-key{flex:none;width:28px;height:28px;border-radius:50%;background:var(--soft);display:grid;place-items:center;font-weight:800;font-size:.85rem}
.qp-opt.on .qp-key{background:var(--brand);color:#fff}.qp-opt.right .qp-key{background:var(--ok);color:#fff}.qp-opt.wrong .qp-key{background:var(--bad);color:#fff}
.qp-otext{padding-top:2px}
.qp-match{display:grid;gap:10px}.qp-mrow{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:center}
.qp-fb{margin-top:16px;padding:12px 14px;border-radius:10px}.qp-fb.good{background:var(--ok-l);color:#065f46}.qp-fb.bad{background:var(--bad-l);color:#991b1b}.qp-fb .expl{background:rgba(255,255,255,.7);color:var(--ink)}
.qp-nav{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}.qp-nav .btn-primary{margin-left:auto}
.qp-palette{display:grid;grid-template-columns:repeat(auto-fill,minmax(38px,1fr));gap:6px;margin-top:10px}
.pq{height:38px;border:1.5px solid var(--line);background:#fff;border-radius:9px;font:inherit;font-weight:700;cursor:pointer}
.pq.a{background:var(--ok);border-color:var(--ok);color:#fff}.pq.f{box-shadow:inset 0 0 0 3px #f59e0b}.pq.cur{outline:2px solid var(--brand);outline-offset:1px}
.dot{display:inline-block;width:10px;height:10px;border-radius:3px;border:1.5px solid var(--line);vertical-align:middle}.dot-a{background:var(--ok);border-color:var(--ok)}.dot-f{background:#f59e0b;border-color:#f59e0b}
.qp-modal{position:fixed;inset:0;background:rgba(17,24,39,.55);display:grid;place-items:center;z-index:100;padding:16px}.qp-modal[hidden]{display:none}.qp-dialog{max-width:420px;width:100%}

/* Admin */
body.admin{background:#f3f4f8}
.adm{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.adm-side{background:#fff;border-right:1px solid var(--line);padding:16px 10px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow:auto}
.adm-side nav{display:flex;flex-direction:column;gap:2px}
.adm-side nav a{padding:9px 10px;border-radius:9px;color:#374151;font-weight:600;font-size:.93rem}
.adm-side nav a:hover{background:var(--soft);text-decoration:none}.adm-side nav a.on{background:var(--brand-l);color:var(--brand-d)}
.adm-main{padding:22px 24px 60px;min-width:0}
.adm-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.stat{padding:14px 16px}.stat b{display:block;font-size:1.6rem;font-weight:900}.stat span{font-size:.8rem;color:var(--muted)}
.adm-actions{display:flex;gap:6px;flex-wrap:wrap}.adm-actions form{margin:0}
.adm table form{display:inline}
.bar-chart{display:flex;align-items:flex-end;gap:3px;height:90px}.bar-chart i{flex:1;background:linear-gradient(180deg,#818cf8,#4f46e5);border-radius:3px 3px 0 0;min-height:2px}
.log{background:#0f172a;color:#cbd5e1;border-radius:10px;padding:12px;font:12px/1.5 ui-monospace,Menlo,monospace;max-height:260px;overflow:auto;white-space:pre-wrap}
@media(max-width:860px){.adm{grid-template-columns:1fr}.adm-side{position:static;height:auto;flex-direction:row;flex-wrap:wrap;gap:6px}.adm-side nav{flex-direction:row;flex-wrap:wrap}}

/* Icons, rank badges, empty states */
.big-ico{width:64px;height:64px;margin:0 auto 12px;border-radius:18px;background:var(--brand-l);color:var(--brand);display:grid;place-items:center}
.big-ico .ico{width:32px;height:32px}
.rank{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--soft);font-weight:800;font-size:.85rem}
.rank-1{background:linear-gradient(135deg,#fde68a,#f59e0b);color:#78350f}.rank-2{background:linear-gradient(135deg,#e5e7eb,#9ca3af);color:#374151}.rank-3{background:linear-gradient(135deg,#fdba74,#c2410c);color:#fff}
.btn .ico,.badge .ico,.chip .ico{width:1.05em;height:1.05em}
.alert .ico{vertical-align:-.25em;margin-right:4px}
.plan li .ico{width:1em;height:1em;margin-right:4px;color:var(--ok)}.plan li.off .ico{color:#cbd5e1}

/* Layout helpers */
.split-2-1{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}
@media(max-width:860px){.split-2-1{grid-template-columns:1fr}}
.choice{cursor:pointer;display:flex;gap:10px;align-items:flex-start;margin:0}.choice input{margin-top:5px;width:auto}
.tier-box{background:linear-gradient(180deg,#fff,#f8f9ff);border-color:#e0e7ff}
.tier-head{display:flex;align-items:center;gap:8px;margin-bottom:8px;font-size:.95rem}.tier-head .ico{color:var(--brand);width:1.3em;height:1.3em}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:7px;font-size:.92rem}.ticks li{display:flex;gap:8px;align-items:flex-start}.ticks .ico{color:var(--brand);margin-top:3px}

/* Home */
.hero2{background:var(--hero-grad);color:#fff;padding:54px 0 34px;position:relative;overflow:hidden}
.hero2::before{content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(167,139,250,.38),transparent 68%)}
.hero2::after{content:"";position:absolute;left:-120px;bottom:-200px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.22),transparent 70%)}
.hero2 .container{position:relative;z-index:1}
.hero2-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:36px;align-items:center}
.hero2 h1{color:#fff;font-size:clamp(1.8rem,4.2vw,2.8rem);line-height:1.15;max-width:680px}
.hero2 .lead{font-size:1.12rem;opacity:.92;max-width:600px;margin-bottom:6px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:5px 12px;border-radius:20px;font-size:.84rem;font-weight:700;margin:0 0 14px}
.hero-points{list-style:none;display:flex;gap:6px 20px;flex-wrap:wrap;margin:22px 0 0;padding:0;font-size:.92rem;opacity:.95}.hero-points li{display:flex;align-items:center;gap:6px}.hero-points .ico{color:#86efac}
.hero2 .stat-strip{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.18)}
@media(max-width:900px){.hero2-grid{grid-template-columns:1fr}.preview{display:none}}
.preview{background:#fff;color:var(--ink);border-radius:18px;box-shadow:0 24px 60px rgba(15,23,42,.35);overflow:hidden;transform:rotate(1.2deg)}
.preview-bar{display:flex;align-items:center;gap:6px;padding:11px 14px;background:#f3f4f8;border-bottom:1px solid var(--line);font-size:.8rem}
.pv-dot{width:9px;height:9px;border-radius:50%;background:#d1d5db}.pv-title{margin-left:8px;font-weight:700;color:#4b5563;flex:1}.pv-timer{background:#fff;border:1px solid var(--line);padding:2px 9px;border-radius:14px;font-weight:800;display:inline-flex;align-items:center;gap:4px}
.preview-body{padding:18px}.pv-q{font-size:.74rem;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}.pv-text{font-weight:700;margin-bottom:12px;line-height:1.4}
.pv-opt{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:10px;padding:8px 11px;margin-bottom:7px;font-size:.92rem}.pv-opt i{font-style:normal;width:24px;height:24px;border-radius:50%;background:var(--soft);display:grid;place-items:center;font-weight:800;font-size:.78rem}
.pv-right{border-color:var(--ok);background:var(--ok-l);color:#065f46;font-weight:700}.pv-right i{background:var(--ok);color:#fff}.pv-right .ico{margin-left:auto;color:var(--ok)}
.pv-expl{background:var(--soft);border-radius:10px;padding:9px 11px;font-size:.82rem;margin:10px 0}
.pv-foot{display:flex;align-items:center;gap:10px}.pv-chip{background:var(--brand-l);color:var(--brand-d);font-size:.72rem;font-weight:800;padding:2px 9px;border-radius:12px}.pv-bar{flex:1;height:6px;background:var(--soft);border-radius:6px;overflow:hidden}.pv-bar b{display:block;height:100%;background:var(--brand);border-radius:6px}
.tint{background:#fff;border-block:1px solid var(--line)}
.step{position:relative;padding-top:34px}.step-n{position:absolute;top:-14px;left:20px;width:34px;height:34px;border-radius:50%;background:var(--hero-grad);color:#fff;display:grid;place-items:center;font-weight:900;box-shadow:0 4px 12px rgba(79,70,229,.35)}
.steps{margin-top:14px}
.tiers .tier{position:relative;display:flex;flex-direction:column}.tiers .tier .btn{margin-top:auto}.tier ul{margin-bottom:18px}
.tier-pop{border:2px solid var(--brand);box-shadow:0 12px 32px rgba(79,70,229,.15)}
.tier .tag{position:absolute;top:-12px;left:20px;background:var(--brand);color:#fff;font-size:.72rem;font-weight:800;padding:3px 11px;border-radius:20px}
.tier-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}.tier-top h3{margin:0}
.tier-ico{width:42px;height:42px;border-radius:12px;background:var(--brand-l);color:var(--brand);display:grid;place-items:center}.tier-ico .ico{width:22px;height:22px}.tier-gold{background:#fff7ed;color:#ea580c}
.ticks li.off{color:#9ca3af}.ticks li.off .ico{color:#cbd5e1}
.exam-card{display:flex;flex-direction:column;color:inherit;height:100%}.exam-card:hover{text-decoration:none;border-color:#c7d2fe;transform:translateY(-2px)}
.exam-top{display:flex;align-items:center;gap:12px}.exam-link{margin-top:auto;padding-top:12px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.feats{margin-top:6px}.feat-ico{width:44px;height:44px;border-radius:12px;background:var(--brand-l);color:var(--brand);display:grid;place-items:center;margin-bottom:10px}.feat-ico .ico{width:22px;height:22px}.feat h3{font-size:1rem;margin-bottom:4px}
.price-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.price-mini{display:flex;flex-direction:column;align-items:center;text-align:center;gap:2px;color:inherit;padding:16px 10px}.price-mini:hover{text-decoration:none;border-color:var(--brand)}.price-mini b{font-size:1.6rem;font-weight:900}.price-mini.pop{border:2px solid var(--brand)}
.cta-band{background:var(--hero-grad);color:#fff;border-radius:20px;padding:34px 30px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}.cta-band h2{color:#fff;margin-bottom:4px}.cta-band p{margin:0;opacity:.9}
.hero-user{padding:36px 0 30px}.hu-top{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}
.hero-user .tiles{margin-top:22px}.tile{position:relative;padding-left:52px}.tile-ico{position:absolute;left:12px;top:50%;transform:translateY(-50%);opacity:.9}.tile-ico .ico{width:26px;height:26px}
.card-title{display:flex;align-items:center;gap:8px;margin-bottom:10px}.card-title h3{margin:0}.card-title .ico{color:var(--brand);width:1.35em;height:1.35em}
.dash-row .card{display:flex;flex-direction:column}.upsell{background:linear-gradient(180deg,#fff,#fffbeb);border-color:#fde68a}
.small.ticks{font-size:.88rem}

/* Admin: grouped sidebar + per-setting rows with ON/OFF switch */
.adm-group{font-size:.68rem;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);font-weight:800;margin:16px 10px 4px}
.adm-side nav a{display:flex;align-items:center;gap:9px}.adm-side nav a .ico{width:1.1em;height:1.1em;opacity:.8}
.adm-foot{margin-top:auto;padding:14px 8px 4px;display:flex;flex-direction:column;gap:4px;border-top:1px solid var(--line)}
.srows{display:grid;gap:10px}
.srow{display:grid;grid-template-columns:minmax(180px,1.2fr) minmax(200px,1.6fr) auto auto;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;transition:.15s}
.srow-label label{margin:0;font-weight:700}.srow-label .hint{margin-top:2px}
.srow.is-off .srow-input{opacity:.4}
.srow.dirty{border-color:#a5b4fc;box-shadow:0 0 0 3px rgba(99,102,241,.12)}
.srow .srow-save{opacity:.6}.srow.dirty .srow-save{opacity:1}
.srow.flash{animation:rowflash 1.8s}
@keyframes rowflash{0%{background:#fef9c3}100%{background:#fff}}
.switch{display:inline-flex;align-items:center;gap:8px;cursor:pointer;user-select:none;position:relative}
.switch input{position:absolute;opacity:0;width:0;height:0}
.sw-track{width:46px;height:26px;border-radius:26px;background:#cbd5e1;position:relative;transition:.15s;flex:none}
.sw-track i{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.3);transition:.15s}
.switch input:checked + .sw-track{background:var(--ok)}
.switch input:checked + .sw-track i{transform:translateX(20px)}
.switch input:focus-visible + .sw-track{outline:2px solid var(--brand);outline-offset:2px}
.sw-text{font-weight:800;font-size:.78rem;width:30px}.sw-off{color:#94a3b8}.sw-on{color:var(--ok);display:none}
.switch input:checked ~ .sw-text .sw-on{display:inline}.switch input:checked ~ .sw-text .sw-off{display:none}
@media(max-width:760px){.srow{grid-template-columns:1fr auto}.srow-label,.srow-input{grid-column:1/-1}}
.fp-hero h1 .ico,.es-hero h1 .ico,.ab-hero h1 .ico,.imd-hero h1 .ico,.ime-hero h1 .ico,.page-hero h1 .ico{width:.95em;height:.95em;margin-right:6px;vertical-align:-.1em}
.legal-highlight .ico{vertical-align:-.2em;margin-right:4px}

/* Compact hero + quick-start panel */
.hero-compact{padding:30px 0 30px}
.hero-compact .hero2-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:32px;align-items:center}
.hero-compact h1{font-size:clamp(1.6rem,2.7vw,2.25rem);line-height:1.18;margin-bottom:10px;max-width:none}
.hero-compact .lead{font-size:1rem;margin-bottom:0}
.hero-compact .hero-cta{margin-top:16px}
.hero-compact .btn-lg{padding:11px 20px;font-size:1rem}
.hero-line{display:flex;flex-wrap:wrap;gap:4px 16px;align-items:center;margin:14px 0 0;font-size:.88rem;opacity:.92}.hero-line .ico{color:#86efac;margin-right:2px}
.hero-stats{display:flex;flex-wrap:wrap;gap:6px 22px;margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.18);font-size:.88rem;opacity:.95}.hero-stats b{font-size:1.15rem;font-weight:900;margin-right:3px}
.quick{background:#fff;color:var(--ink);border-radius:16px;padding:18px 18px 12px;box-shadow:0 18px 44px rgba(15,23,42,.3)}
.quick h2{font-size:1.1rem;margin:0 0 10px}
.quick-search{display:flex;gap:8px}.quick-search input{flex:1;min-width:0}.quick-search .btn{flex:none}
.quick-label{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin:14px 0 7px}
.quick .chip{padding:4px 11px;font-size:.84rem}
.quick-list{list-style:none;margin:0;padding:0}
.quick-list li a{display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;column-gap:10px;align-items:center;padding:9px 4px;border-top:1px solid var(--line);color:var(--ink)}
.quick-list li:first-child a{border-top:0}.quick-list li a:hover{text-decoration:none;background:var(--soft);border-radius:8px}
.ql-t{font-weight:700;font-size:.93rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ql-m{grid-column:1;font-size:.78rem;color:var(--muted)}.quick-list .ico{grid-column:2;grid-row:1/3;color:var(--brand)}
@media(max-width:900px){.hero-compact .hero2-grid{grid-template-columns:1fr;gap:20px}.hero-compact{padding:24px 0}}
@media(max-width:520px){.quick-search{flex-direction:column}.hero-compact .hero-cta .btn{flex:1}}
@media(max-width:900px){.hero-compact .hero-line{display:none}}
@media(max-width:520px){.hero-compact .eyebrow,.hero-compact .hero-stats{display:none}.hero-compact{padding:18px 0}.hero-compact h1{font-size:1.45rem}.hero-compact .lead{font-size:.95rem}.quick{padding:14px 14px 8px}.quick-label{margin-top:10px}}

/* Compact member hero */
.hero-user{padding:18px 0 16px}
.hero-user h1{font-size:clamp(1.35rem,2.2vw,1.8rem);margin:0 0 4px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.hu-plan{display:inline-flex;align-items:center;gap:5px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);padding:3px 11px;border-radius:20px;font-size:.78rem;font-weight:700}
.hu-level{margin:0 0 8px;font-size:.92rem;opacity:.92}
.progress.thin{height:6px;max-width:380px;background:rgba(255,255,255,.25)}
.hero-user .hu-top{align-items:center}
.tiles-slim{margin-top:14px;gap:8px}
.tiles-slim .tile{display:flex;align-items:center;gap:7px;padding:8px 12px;position:static}
.tiles-slim .tile .ico{width:1.25em;height:1.25em;opacity:.9}
.tiles-slim .tile strong{font-size:1.1rem;line-height:1}
.tiles-slim .tile span{font-size:.78rem;opacity:.85}
@media(max-width:520px){.hero-user{padding:14px 0}.hero-user .hero-cta{width:100%}.hero-user .hero-cta .btn{flex:1}.tiles-slim{grid-template-columns:repeat(2,1fr)}.tiles-slim .tile{padding:7px 10px}}

/* ── Admin: analytics, geo IP, logs ── */
.pills{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.pill{padding:6px 13px;border-radius:20px;background:#fff;border:1.5px solid var(--line);font-weight:600;font-size:.85rem;color:#374151;white-space:nowrap}
.pill:hover{border-color:var(--brand);color:var(--brand)}.pill.on{background:var(--brand);border-color:var(--brand);color:#fff}
.pill small{opacity:.7;font-weight:700;margin-left:3px}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:.88rem;color:var(--ok)}
.live-dot::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(5,150,105,.5);animation:livepulse 1.8s infinite}
@keyframes livepulse{70%{box-shadow:0 0 0 8px rgba(5,150,105,0)}100%{box-shadow:0 0 0 0 rgba(5,150,105,0)}}
.kpi{padding:14px 16px}.kpi .kl{font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.kpi b{display:block;font-size:1.65rem;font-weight:900;margin:2px 0}.kpi .kd{font-size:.78rem;color:var(--muted)}
.dl{display:inline-block;padding:1px 7px;border-radius:12px;font-size:.74rem;font-weight:800;margin-right:5px}
.dl-good{background:var(--ok-l);color:var(--ok)}.dl-bad{background:var(--bad-l);color:var(--bad)}.dl-flat{background:var(--soft);color:var(--muted)}.dl-new{background:var(--brand-l);color:var(--brand)}
.tchart{width:100%;height:240px;display:block}
.tc-grid{stroke:var(--line);stroke-width:1}.tc-lbl{font-size:11px;fill:var(--muted)}
.tc-views{fill:none;stroke:var(--brand);stroke-width:2.4;stroke-linejoin:round}.tc-vis{fill:none;stroke:var(--accent);stroke-width:2.4;stroke-linejoin:round}
.tc-views-dot{fill:var(--brand)}.tc-vis-dot{fill:var(--accent)}
.legend{display:flex;gap:16px;font-size:.82rem;color:var(--muted);margin-bottom:6px}.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.blist{display:flex;flex-direction:column;gap:9px}
.brow{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 12px;align-items:center;font-size:.9rem}
.brow .bl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}.brow .bv{font-weight:800;font-variant-numeric:tabular-nums}.brow .bv em{font-style:normal;color:var(--muted);font-weight:600;font-size:.8rem;margin-left:6px}
.brow .bt{grid-column:1/-1;height:6px;border-radius:4px;background:var(--soft);overflow:hidden}.brow .bt i{display:block;height:100%;background:linear-gradient(90deg,#818cf8,var(--brand));border-radius:4px}
.cc{display:inline-block;min-width:26px;font-size:.72rem;font-weight:800;color:var(--muted);margin-right:6px}
.foot-note{font-size:.8rem;color:var(--muted);margin-top:14px}
.adm-side .nbadge{margin-left:auto;background:var(--bad);color:#fff;border-radius:10px;font-size:.68rem;font-weight:800;padding:1px 7px}
.adm-side .nbadge.live{background:var(--ok)}
.err-row{border-left:4px solid var(--bad)}.err-row.is-fixed{border-left-color:var(--ok)}.err-row.is-skipped{border-left-color:var(--line)}
.err-msg{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.82rem;word-break:break-word;background:var(--soft);padding:8px 10px;border-radius:8px;margin:8px 0}
.etype{display:inline-block;padding:2px 9px;border-radius:20px;background:var(--brand-l);color:var(--brand);font-size:.74rem;font-weight:800}
.progress-lg{height:12px;border-radius:8px;background:var(--soft);overflow:hidden}.progress-lg i{display:block;height:100%;width:0;background:var(--brand);transition:width .3s}
a.kpi{display:block;text-decoration:none}a.kpi:hover{border-color:var(--brand)}

/* ── Admin dashboard: interactive panels ── */
.card-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px}.card-head h3{margin:0}
.seg{display:inline-flex;background:var(--soft);border-radius:10px;padding:3px;gap:2px}
.seg button{border:0;background:transparent;font:inherit;font-size:.8rem;font-weight:700;color:var(--muted);padding:5px 11px;border-radius:8px;cursor:pointer}
.seg button:hover{color:var(--ink)}.seg button[aria-pressed=true]{background:#fff;color:var(--brand);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.seg button small{font-weight:800;opacity:.6;margin-left:2px}
.seg button:focus-visible,.chips-f button:focus-visible{outline:2px solid var(--brand);outline-offset:1px}
[data-panel][hidden]{display:none}
.rsum{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:10px}.rsum b{font-size:1.7rem;font-weight:900}
.rbars{display:flex;align-items:flex-end;gap:2px;height:120px;border-bottom:1px solid var(--line)}
.rbars i{flex:1;min-width:1px;background:var(--soft);border-radius:2px 2px 0 0;position:relative}.rbars i.has{background:linear-gradient(180deg,#818cf8,var(--brand))}
.rbars i:hover{outline:2px solid var(--brand-d);z-index:2}
.rbars i:hover::after{content:attr(data-tip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);background:#111827;color:#fff;font-size:.74rem;font-style:normal;font-weight:600;padding:5px 9px;border-radius:7px;white-space:nowrap;pointer-events:none;z-index:5}
.raxis{display:flex;justify-content:space-between;font-size:.74rem;color:var(--muted);margin-top:4px}
.sub-h{margin:20px 0 10px;font-size:.95rem}
.prow{display:flex;align-items:center;gap:11px;padding:8px 6px;border-radius:10px;color:inherit;text-decoration:none}.prow:hover{background:var(--soft)}
.pmain{display:flex;flex-direction:column;min-width:0;flex:1}.pmain b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.93rem}.pmain .small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pend{display:flex;flex-direction:column;align-items:flex-end;gap:2px;white-space:nowrap}
.more{display:inline-flex;align-items:center;gap:5px;margin-top:8px;font-weight:700}
.chips-f{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.chips-f button{border:1.5px solid var(--line);background:#fff;font:inherit;font-size:.76rem;font-weight:700;color:#374151;padding:4px 11px;border-radius:20px;cursor:pointer}
.chips-f button:hover{border-color:var(--brand);color:var(--brand)}.chips-f button.on{background:var(--brand);border-color:var(--brand);color:#fff}
.timeline{list-style:none;margin:0;padding:0 0 0 14px;border-left:2px solid var(--line)}
.timeline li{display:flex;gap:8px;align-items:baseline;flex-wrap:wrap;padding:6px 0 6px 10px;position:relative}
.timeline li::before{content:"";position:absolute;left:-20px;top:13px;width:8px;height:8px;border-radius:50%;background:var(--brand);border:2px solid #fff}
.timeline li[hidden]{display:none}.timeline .tmsg{flex:1;min-width:140px;font-size:.9rem}
.cron-state{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;font-weight:700;padding:3px 11px;border-radius:20px;background:var(--soft)}
.cron-state i{width:8px;height:8px;border-radius:50%;background:var(--muted)}
.cs-ok{background:var(--ok-l);color:var(--ok)}.cs-ok i{background:var(--ok)}.cs-warn{background:var(--warn-l);color:var(--warn)}.cs-warn i{background:var(--warn)}.cs-bad{background:var(--bad-l);color:var(--bad)}.cs-bad i{background:var(--bad)}
.copyrow{display:grid;grid-template-columns:130px minmax(0,1fr) auto;gap:10px;align-items:center;margin-bottom:8px}
.copyrow code{background:var(--soft);padding:8px 10px;border-radius:8px;word-break:break-all;font-size:.82rem}
@media(max-width:700px){.copyrow{grid-template-columns:1fr}}

/* ── Wider, richer pages ── */
.grid-auto{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:18px}
.split-2-1{display:grid;gap:18px;grid-template-columns:minmax(0,2fr) minmax(0,1fr)}
.page-hero .container,.hero .container{padding-left:24px;padding-right:24px}
.page-hero p{max-width:820px}
.qcard h3{font-size:1.04rem}
@media(min-width:1500px){.hero-user .hu-top{gap:48px}}

/* ── Member home: goal ring, week strip, nudge ── */
.hu-top{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.hu-main{flex:1;min-width:300px}
.hu-side{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.nudge{display:inline-flex;align-items:center;gap:8px;margin:12px 0 0;padding:6px 13px;border-radius:20px;font-size:.88rem;font-weight:600;background:rgba(255,255,255,.14);color:#fff}
.nudge-ok{background:rgba(16,185,129,.28)}.nudge-warn{background:rgba(245,158,11,.3)}
.goal{display:flex;flex-direction:column;align-items:center;gap:6px;flex:none;color:#fff}
.g-ring{position:relative;width:92px;height:92px}
.g-ring svg{display:block;width:100%;height:100%}
.g-ring .g-track{fill:none;stroke:rgba(255,255,255,.22);stroke-width:8}
.g-ring .g-bar{fill:none;stroke:#fbbf24;stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset .6s}
.g-txt{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;line-height:1}
.g-txt strong{display:block;font-size:1.6rem;font-weight:900;line-height:1}
.g-txt small{display:block;font-size:.7rem;font-weight:700;opacity:.75;margin-top:3px;white-space:nowrap}
.g-cap{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;opacity:.8;white-space:nowrap}
.wstrip{display:flex;gap:7px}
.wd{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:.7rem;font-weight:700;color:rgba(255,255,255,.75)}
.wd i{width:28px;height:28px;border-radius:50%;border:2px solid rgba(255,255,255,.3);display:grid;place-items:center}
.wd i .ico{width:15px;height:15px;color:#1e1b4b}
.wd.on i{background:#fbbf24;border-color:#fbbf24}.wd.now i{box-shadow:0 0 0 3px rgba(255,255,255,.35)}
@media(max-width:700px){.hu-side{width:100%;justify-content:space-between}}

/* ── Member home: week bars, subjects, leaderboard, milestones ── */
.wk-bars{display:flex;align-items:flex-end;gap:10px;height:150px;padding-top:6px}
.wk{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:5px;height:100%;font-size:.74rem;color:var(--muted)}
.wk i{display:block;width:100%;max-width:46px;background:var(--brand-l);border-radius:7px 7px 3px 3px;min-height:4px}
.wk.now i{background:linear-gradient(180deg,#818cf8,var(--brand))}.wk b{font-size:.8rem;color:var(--ink);min-height:1em}
.subj-row{color:inherit;text-decoration:none}.subj-row:hover .bl{color:var(--brand)}
.brow .bt i.ok{background:linear-gradient(90deg,#34d399,var(--ok))}.brow .bt i.bad{background:linear-gradient(90deg,#fca5a5,var(--bad))}
.progress i.ok{background:var(--ok)}.progress i.bad{background:var(--bad)}
.lb-mini{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.lb-mini li{display:flex;align-items:center;gap:10px;padding:6px 8px;border-radius:10px}.lb-mini li.me{background:var(--brand-l)}
.lb-mini .lb-n{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}
.lb-mini b small{font-weight:700;color:var(--muted)}
.mile{display:grid;grid-template-columns:auto 1fr;gap:6px 12px;align-items:center;padding:16px}
.mile .mi{width:40px;height:40px;border-radius:12px;background:var(--brand-l);color:var(--brand);display:grid;place-items:center}
.mile .mi .ico{width:22px;height:22px}.mile b{display:block}.mile .muted{display:block}
.mile .progress,.mile>.small{grid-column:1/-1}.mile.done .mi{background:var(--ok-l);color:var(--ok)}.mile.done .progress i{background:var(--ok)}
.subj-chips .chip{display:inline-flex;gap:6px;align-items:baseline}.subj-chips .chip:hover{border-color:var(--brand);color:var(--brand)}
.result-card .qfoot{margin-top:10px}
@media(max-width:700px){
  .hu-top{gap:14px}.hu-side{gap:14px;flex-wrap:nowrap}
  .g-ring{width:70px;height:70px}.g-txt strong{font-size:1.2rem}.g-txt small{font-size:.6rem;margin-top:2px}.g-cap{font-size:.6rem}
  .wstrip{gap:4px;flex:1;justify-content:space-between}.wd i{width:24px;height:24px}
  .hero-user .hero-cta .btn-white:last-child{display:none}
  .nudge{font-size:.8rem;margin-top:8px}.hero-user .tiles-slim .tile{padding:8px 10px}
  .wk-bars{height:120px;gap:6px}
}
@media(max-width:700px){.hero-user .tiles-slim .tile:nth-child(n+3){display:none}.hero-user h1{font-size:1.35rem}.hero-user .hu-level{font-size:.85rem}}

/* ── Ad placements (fixed AdSense sizes; space is reserved so the page never jumps) ── */
.ad-box{margin:20px auto;text-align:center;max-width:100%;padding:0 12px}
.ad-box[hidden]{display:none}
.ad-cap{display:block;font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.ad-frame{width:var(--ad-dw);height:var(--ad-dh);max-width:100%;margin:0 auto;background:var(--soft);border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center}
@media(max-width:767px){.ad-frame{width:var(--ad-mw);height:var(--ad-mh)}}
.grid-auto .ad-box{grid-column:1/-1;margin:4px auto}
/* admin */
.ad-cols{align-items:start}.ad-col{display:flex;flex-direction:column;gap:6px;min-width:0}.ad-col label{margin-top:4px}
.adprev-wrap{overflow-x:auto;padding:6px 0}
.adprev{max-width:none;border:2px dashed var(--brand);background:var(--brand-l);border-radius:8px;display:grid;place-items:center;color:var(--brand-d);font-weight:800;font-size:.9rem}

/* ── Reference pages (formulas, essay topics, abbreviations, important days / events): one shared look ── */
.fp-wrap{padding-top:22px;padding-bottom:56px}
.fp-tabs{display:flex;gap:8px;flex-wrap:wrap;position:sticky;top:64px;z-index:20;background:var(--bg);padding:10px 0;margin-bottom:8px}
.fp-tab{flex:1;min-width:150px;padding:12px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-weight:700;font-size:.92rem;color:#374151;cursor:pointer;text-align:center;transition:.15s}
.fp-tab i{margin-right:6px}.fp-tab:hover{border-color:var(--brand);color:var(--brand)}
.fp-tab.active{background:var(--brand);border-color:var(--brand);color:#fff}
.fp-panel{display:none}.fp-panel.active{display:block}
.fp-search{width:100%;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-size:.95rem;margin-bottom:6px}
.fp-search:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
.fp-jump{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 22px}
.fp-jump a{font-size:.8rem;font-weight:700;color:var(--brand-d);background:var(--brand-l);padding:6px 13px;border-radius:999px;text-decoration:none;transition:.15s}
.fp-jump a:hover{background:var(--brand);color:#fff}
.fp-cat{margin-bottom:30px;scroll-margin-top:130px}
.fp-cat h2{font-size:1.15rem;font-weight:800;margin:0 0 14px;padding-bottom:9px;border-bottom:2px solid var(--line)}
.fp-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);transition:.15s}
.fp-card:hover{border-color:#c7d2fe;transform:translateY(-1px)}
.fp-card.fp-hide{display:none}
.fp-empty{text-align:center;padding:40px;color:var(--muted);display:none}
@media(max-width:600px){.fp-tabs{top:56px}.fp-tab{min-width:0;padding:10px 8px;font-size:.85rem}}
.es-wrap{padding-top:22px;padding-bottom:56px}
.es-tabs{display:flex;gap:8px;flex-wrap:wrap;position:sticky;top:64px;z-index:20;background:var(--bg);padding:10px 0;margin-bottom:8px}
.es-tab{flex:1;min-width:150px;padding:12px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-weight:700;font-size:.92rem;color:#374151;cursor:pointer;text-align:center;transition:.15s}
.es-tab i{margin-right:6px}.es-tab:hover{border-color:var(--brand);color:var(--brand)}
.es-tab.active{background:var(--brand);border-color:var(--brand);color:#fff}
.es-panel{display:none}.es-panel.active{display:block}
.es-search{width:100%;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-size:.95rem;margin-bottom:6px}
.es-search:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
.es-jump{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 22px}
.es-jump a{font-size:.8rem;font-weight:700;color:var(--brand-d);background:var(--brand-l);padding:6px 13px;border-radius:999px;text-decoration:none;transition:.15s}
.es-jump a:hover{background:var(--brand);color:#fff}
.es-cat{margin-bottom:30px;scroll-margin-top:130px}
.es-cat h2{font-size:1.15rem;font-weight:800;margin:0 0 14px;padding-bottom:9px;border-bottom:2px solid var(--line)}
.es-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);transition:.15s}
.es-card:hover{border-color:#c7d2fe;transform:translateY(-1px)}
.es-card.es-hide{display:none}
.es-empty{text-align:center;padding:40px;color:var(--muted);display:none}
@media(max-width:600px){.es-tabs{top:56px}.es-tab{min-width:0;padding:10px 8px;font-size:.85rem}}
.ab-wrap{padding-top:22px;padding-bottom:56px}
.ab-tabs{display:flex;gap:8px;flex-wrap:wrap;position:sticky;top:64px;z-index:20;background:var(--bg);padding:10px 0;margin-bottom:8px}
.ab-tab{flex:1;min-width:150px;padding:12px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-weight:700;font-size:.92rem;color:#374151;cursor:pointer;text-align:center;transition:.15s}
.ab-tab i{margin-right:6px}.ab-tab:hover{border-color:var(--brand);color:var(--brand)}
.ab-tab.active{background:var(--brand);border-color:var(--brand);color:#fff}
.ab-panel{display:none}.ab-panel.active{display:block}
.ab-search{width:100%;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-size:.95rem;margin-bottom:6px}
.ab-search:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
.ab-jump{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 22px}
.ab-jump a{font-size:.8rem;font-weight:700;color:var(--brand-d);background:var(--brand-l);padding:6px 13px;border-radius:999px;text-decoration:none;transition:.15s}
.ab-jump a:hover{background:var(--brand);color:#fff}
.ab-cat{margin-bottom:30px;scroll-margin-top:130px}
.ab-cat h2{font-size:1.15rem;font-weight:800;margin:0 0 14px;padding-bottom:9px;border-bottom:2px solid var(--line)}
.ab-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);transition:.15s}
.ab-card:hover{border-color:#c7d2fe;transform:translateY(-1px)}
.ab-card.ab-hide{display:none}
.ab-empty{text-align:center;padding:40px;color:var(--muted);display:none}
@media(max-width:600px){.ab-tabs{top:56px}.ab-tab{min-width:0;padding:10px 8px;font-size:.85rem}}
.imd-wrap{padding-top:22px;padding-bottom:56px}
.imd-tabs{display:flex;gap:8px;flex-wrap:wrap;position:sticky;top:64px;z-index:20;background:var(--bg);padding:10px 0;margin-bottom:8px}
.imd-tab{flex:1;min-width:150px;padding:12px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-weight:700;font-size:.92rem;color:#374151;cursor:pointer;text-align:center;transition:.15s}
.imd-tab i{margin-right:6px}.imd-tab:hover{border-color:var(--brand);color:var(--brand)}
.imd-tab.active{background:var(--brand);border-color:var(--brand);color:#fff}
.imd-panel{display:none}.imd-panel.active{display:block}
.imd-search{width:100%;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-size:.95rem;margin-bottom:6px}
.imd-search:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
.imd-jump{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 22px}
.imd-jump a{font-size:.8rem;font-weight:700;color:var(--brand-d);background:var(--brand-l);padding:6px 13px;border-radius:999px;text-decoration:none;transition:.15s}
.imd-jump a:hover{background:var(--brand);color:#fff}
.imd-cat{margin-bottom:30px;scroll-margin-top:130px}
.imd-cat h2{font-size:1.15rem;font-weight:800;margin:0 0 14px;padding-bottom:9px;border-bottom:2px solid var(--line)}
.imd-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);transition:.15s}
.imd-card:hover{border-color:#c7d2fe;transform:translateY(-1px)}
.imd-card.imd-hide{display:none}
.imd-empty{text-align:center;padding:40px;color:var(--muted);display:none}
@media(max-width:600px){.imd-tabs{top:56px}.imd-tab{min-width:0;padding:10px 8px;font-size:.85rem}}
.ime-wrap{padding-top:22px;padding-bottom:56px}
.ime-tabs{display:flex;gap:8px;flex-wrap:wrap;position:sticky;top:64px;z-index:20;background:var(--bg);padding:10px 0;margin-bottom:8px}
.ime-tab{flex:1;min-width:150px;padding:12px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-weight:700;font-size:.92rem;color:#374151;cursor:pointer;text-align:center;transition:.15s}
.ime-tab i{margin-right:6px}.ime-tab:hover{border-color:var(--brand);color:var(--brand)}
.ime-tab.active{background:var(--brand);border-color:var(--brand);color:#fff}
.ime-panel{display:none}.ime-panel.active{display:block}
.ime-search{width:100%;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font:inherit;font-size:.95rem;margin-bottom:6px}
.ime-search:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
.ime-jump{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 22px}
.ime-jump a{font-size:.8rem;font-weight:700;color:var(--brand-d);background:var(--brand-l);padding:6px 13px;border-radius:999px;text-decoration:none;transition:.15s}
.ime-jump a:hover{background:var(--brand);color:#fff}
.ime-cat{margin-bottom:30px;scroll-margin-top:130px}
.ime-cat h2{font-size:1.15rem;font-weight:800;margin:0 0 14px;padding-bottom:9px;border-bottom:2px solid var(--line)}
.ime-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);transition:.15s}
.ime-card:hover{border-color:#c7d2fe;transform:translateY(-1px)}
.ime-card.ime-hide{display:none}
.ime-empty{text-align:center;padding:40px;color:var(--muted);display:none}
@media(max-width:600px){.ime-tabs{top:56px}.ime-tab{min-width:0;padding:10px 8px;font-size:.85rem}}
.fp-grid,.ab-grid,.imd-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.es-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px}
.ime-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(420px,1fr));gap:12px}
@media(max-width:520px){.es-list,.ime-list{grid-template-columns:1fr}}
.fp-card .fp-name{font-size:.74rem;font-weight:800;color:var(--muted);margin-bottom:7px;text-transform:uppercase;letter-spacing:.05em}
.fp-card .fp-formula{font-size:1.05rem;font-weight:800;margin-bottom:7px;font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;line-height:1.45;color:var(--ink)}
.fp-card .fp-note{font-size:.8rem;color:var(--muted);line-height:1.5}
.es-card{font-size:.93rem;line-height:1.55}
.es-cat .es-sub{font-size:.82rem;color:var(--muted);margin:-6px 0 12px}
.es-sec-label{font-size:.76rem;font-weight:800;color:var(--brand);text-transform:uppercase;letter-spacing:.06em;margin:16px 0 8px}
.es-source{font-size:.76rem;color:var(--muted);margin-top:8px}.es-source a{color:var(--brand)}
.page-hero .es-note{margin-top:10px;font-size:.8rem;opacity:.75;max-width:900px}
.ab-card .ab-short{font-size:1.1rem;font-weight:800;color:var(--brand);margin-bottom:5px}
.ab-card .ab-full{font-size:.93rem;font-weight:700;margin-bottom:4px;line-height:1.4}
.ab-card .ab-note{font-size:.8rem;color:var(--muted);line-height:1.5}
.imd-card,.ime-card{display:flex;gap:14px;align-items:flex-start}
.imd-card .imd-date,.ime-card .ime-year{flex:0 0 auto;background:linear-gradient(135deg,var(--brand),var(--brand-d));color:#fff;font-weight:800;border-radius:11px;padding:8px 10px;text-align:center;line-height:1.2}
.imd-card .imd-date{min-width:50px;font-size:.78rem}.imd-card .imd-date span{display:block;font-size:1.05rem}
.ime-card .ime-year{min-width:58px;font-size:.88rem}
.imd-card .imd-name,.ime-card .ime-text{font-size:.93rem;font-weight:600;line-height:1.5}
.ime-jump{max-height:96px;overflow-y:auto}

/* ── Legal pages: same banner + container as the rest of the site ── */
.legal-wrap{padding-bottom:56px}
.legal-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px 36px;box-shadow:var(--shadow)}
.legal-card h2{font-size:1.1rem;font-weight:800;margin:28px 0 10px;padding-top:18px;border-top:1px solid var(--line)}
.legal-card h2:first-child{margin-top:0;padding-top:0;border-top:none}
.legal-card p,.legal-card li{font-size:.95rem;color:#374151;line-height:1.8}
.legal-card ul{margin:8px 0 16px 20px}.legal-card li{margin-bottom:6px;list-style:disc}
.legal-card strong{color:var(--ink)}
.legal-card table,.legal-table{width:100%;border-collapse:collapse;margin:12px 0 16px;font-size:.88rem}
.legal-card th,.legal-card td{padding:10px 14px;border:1px solid var(--line);text-align:left}
.legal-card th{background:var(--brand-l);font-weight:700;color:var(--ink)}
.legal-highlight{background:var(--warn-l);border:1.5px solid #fde68a;border-radius:10px;padding:14px 18px;margin:12px 0;font-size:.93rem;color:var(--warn)}
.legal-updated{text-align:center;margin-top:24px;font-size:.8rem;color:var(--muted)}
@media(max-width:600px){.legal-card{padding:22px 18px}}
.legal-highlight.legal-ok{background:var(--ok-l);border-color:#a7f3d0;color:var(--ok)}