:root{--gold:#d9a21b;--ink:#10261a;--text:#334155;--muted:#64748b;--brand:#1f7a34;--brand2:#5aa02c;--brand-soft:#eaf5e4;--line:#e2e8f0;--bg:#f6f7fb;--card:#fff;--ok:#16a34a;--warn:#d97706;--danger:#dc2626;--r:14px;--shadow:0 1px 2px rgba(16,38,26,.05),0 8px 24px rgba(16,38,26,.06)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{color:var(--ink);line-height:1.2;margin:0}
a{color:var(--brand);text-decoration:none}
.ico{flex:none;vertical-align:-3px}
.container{max-width:1160px;margin:0 auto;padding:0 20px}
.inline{display:inline;margin:0}
.muted{color:var(--muted)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid transparent;border-radius:10px;padding:10px 18px;font:inherit;font-weight:600;font-size:.95rem;cursor:pointer;list-style:none;transition:.15s}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 6px 16px rgba(31,122,52,.3)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(31,122,52,.4)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}.btn-outline:hover{background:#f8fafc}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.35)}.btn-ghost:hover{background:rgba(255,255,255,.2)}
.btn-white{background:#fff;color:var(--brand)}
.btn-danger{background:#fef2f2;color:var(--danger);border-color:#fecaca}.btn-danger:hover{background:#fee2e2}
.btn-lg{padding:14px 28px;font-size:1.02rem}.btn-sm{padding:6px 12px;font-size:.85rem}
.btn-block{width:100%;justify-content:center;margin-top:22px;padding:13px}

/* Public nav */
.nav{background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:88px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.3rem;color:var(--ink)}.brand>span:not(.brand-mark){color:var(--brand)}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff!important}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links>a:not(.btn){color:var(--text);font-weight:500}.nav-links>a:not(.btn):hover{color:var(--brand)}
summary::-webkit-details-marker{display:none}
.dropdown{position:relative}
.dropdown-menu{position:absolute;right:0;top:52px;background:#fff;border:1px solid var(--line);border-radius:12px;min-width:200px;box-shadow:var(--shadow);overflow:hidden}
.dropdown-menu a{display:flex;align-items:center;gap:10px;padding:12px 16px;color:var(--ink);font-weight:500}.dropdown-menu a:hover{background:var(--brand-soft);color:var(--brand)}

/* Hero */
.hero{position:relative;overflow:hidden;color:#fff;padding:96px 0 110px;background:radial-gradient(900px 500px at 85% -10%,rgba(90,160,44,.55),transparent 60%),radial-gradient(700px 400px at 0% 100%,rgba(31,122,52,.5),transparent 60%),#0a2210}
.hero-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center}
.pill{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#d9eccc;border-radius:999px;padding:6px 14px;font-size:.82rem;font-weight:600;margin-bottom:20px}
.hero h1{color:#fff;font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;letter-spacing:-.02em;margin-bottom:20px}
.grad{background:linear-gradient(90deg,#b7e08a,#f2c94c);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:1.15rem;color:#cbd5e1;max-width:540px;margin:0}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0 22px}
.hero-points{list-style:none;padding:0;margin:0;display:flex;gap:22px;flex-wrap:wrap;color:#bfe0b0;font-size:.92rem}
.hero-points li{display:flex;align-items:center;gap:6px}
.hero-visual{position:relative}
.mock{background:#fff;border-radius:18px;box-shadow:0 30px 70px rgba(0,0,0,.45);overflow:hidden;transform:perspective(1200px) rotateY(-8deg) rotateX(3deg)}
.mock-bar{display:flex;gap:6px;padding:12px 14px;background:#f1f5f9}.mock-bar i{width:10px;height:10px;border-radius:50%;background:#cbd5e1}
.mock-body{display:flex;min-height:270px}
.mock-side{width:56px;background:#10261a;padding:16px 12px;display:grid;gap:12px;align-content:start}.mock-side b{height:10px;border-radius:4px;background:#334155}
.mock-main{flex:1;padding:18px;background:#f8fafc}
.mock-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.mock-cards span{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px;font-weight:800;color:var(--ink);font-size:1.1rem}.mock-cards small{display:block;font-weight:500;color:var(--muted);font-size:.7rem}
.mock-chart{display:flex;align-items:flex-end;gap:10px;height:120px;margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px}
.mock-chart i{flex:1;border-radius:6px 6px 0 0;background:linear-gradient(180deg,var(--brand2),var(--brand))}
.float{position:absolute;display:flex;align-items:center;gap:8px;background:#fff;color:var(--ink);font-weight:600;font-size:.85rem;border-radius:12px;padding:10px 14px;box-shadow:0 14px 30px rgba(0,0,0,.3)}
.float .ico{color:var(--brand)}
.f1{left:-24px;bottom:30px}.f2{right:-10px;top:-18px}

/* Sections */
.stats-band{background:#fff;border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;padding-top:30px;padding-bottom:30px;gap:10px}
.stats-grid strong{display:block;font-size:2rem;color:var(--ink);font-weight:800}.stats-grid span{color:var(--muted)}
.section{padding-top:84px;padding-bottom:84px}.section.alt{background:#fff;padding-left:0;padding-right:0}
.section-head{text-align:center;max-width:620px;margin:0 auto 46px}
.eyebrow{display:inline-block;color:var(--brand);font-weight:700;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:10px}
.section-head h2{font-size:clamp(1.7rem,3.5vw,2.4rem);font-weight:800;letter-spacing:-.01em}.section-head p{color:var(--muted);margin:12px 0 0}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:.2s}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#bfe0b0}
.feature-ico{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:var(--brand-soft);color:var(--brand);margin-bottom:16px}
.feature h3{font-size:1.1rem;margin-bottom:6px}.feature p{margin:0;color:var(--muted);font-size:.95rem}
.course-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.course-grid.in-panel{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));padding:20px}
.course{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.course:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.course-thumb{height:120px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.course-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.course h3{font-size:1.02rem}.course p{margin:0;color:var(--muted);font-size:.88rem;flex:1}
.tag{align-self:flex-start;background:var(--brand-soft);color:var(--brand);font-size:.72rem;font-weight:700;border-radius:999px;padding:5px 12px}
.course-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:.8rem;border-top:1px solid var(--line);padding-top:10px;margin-top:4px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{text-align:center;padding:10px 20px}.step b{display:grid;place-items:center;width:52px;height:52px;margin:0 auto 14px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-size:1.2rem}
.step h3{margin-bottom:6px}.step p{margin:0;color:var(--muted)}
.cta{padding-bottom:84px}
.cta-box{text-align:center;color:#fff;border-radius:22px;padding:60px 24px;background:radial-gradient(500px 250px at 80% 0,rgba(242,201,76,.35),transparent 60%),linear-gradient(135deg,var(--brand),var(--brand2))}
.cta-box h2{color:#fff;font-size:2rem;margin-bottom:8px}.cta-box p{margin:0 0 26px;color:#d9eccc}.cta-box .btn{margin:4px}
.footer{background:#0a2210;color:#94a3b8;padding:26px 0;font-size:.9rem}
.footer .brand{color:#fff;font-size:1.1rem}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}

/* Auth */
.auth-page{display:grid;grid-template-columns:1fr 1fr;min-height:calc(100vh - 88px)}
.auth-side-in{display:flex;flex-direction:column;align-items:center;text-align:center;gap:28px;width:100%}.auth-side-in img{max-width:min(340px,80%);height:auto;background:rgba(255,255,255,.95);padding:18px 24px;border-radius:16px}.auth-side-in .auth-welcome{color:#fff;font-size:2rem;font-weight:800;line-height:1.2;margin:0}
.auth-quote{margin:0;max-width:440px;padding:18px 22px;border-left:4px solid #f2c94c;background:rgba(255,255,255,.1);border-radius:0 12px 12px 0;text-align:left}
.auth-quote p{margin:0;color:#fff;font-size:1.1rem;font-style:italic;line-height:1.6}
.auth-quote p::before{content:"\201C";color:#f2c94c;font-size:2rem;line-height:0;vertical-align:-.35em;margin-right:4px}
.auth-quote p::after{content:"\201D";color:#f2c94c;font-size:2rem;line-height:0;vertical-align:-.35em;margin-left:4px}
.auth-side{display:flex;align-items:center;justify-content:center;padding:60px;color:#fff;background:radial-gradient(600px 400px at 80% 0,rgba(242,201,76,.35),transparent 60%),linear-gradient(135deg,#0c2b17,var(--brand) 70%,var(--brand2))}
.auth-side h2{color:#fff;font-size:2.3rem;font-weight:800;letter-spacing:-.01em;margin:6px 0 14px}.auth-side p{color:#d9eccc;font-size:1.05rem;max-width:420px}
.auth-wrap{display:grid;place-items:center;padding:30px 20px;background:#fff}
.auth-card{width:100%;max-width:410px}
.auth-ico{display:grid;place-items:center;width:54px;height:54px;border-radius:14px;background:var(--brand-soft);color:var(--brand);margin-bottom:18px}
.auth-card h1{font-size:1.8rem;font-weight:800;margin-bottom:4px}
label{display:block;margin:18px 0 6px;font-weight:600;font-size:.9rem;color:var(--ink)}
input,select,textarea{width:100%;padding:11px 14px;border:1px solid #cbd5e1;border-radius:10px;font:inherit;color:var(--ink);background:#fff}
input:focus,select:focus,textarea:focus{outline:3px solid #bfe0b0;border-color:var(--brand)}
.alert{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca;border-radius:10px;padding:10px 14px;margin:14px 0;font-size:.92rem}
.alert-ok{background:#f0fdf4;color:#15803d;border-color:#bbf7d0;margin-top:0}
.small{font-size:.88rem;text-align:center;margin-top:22px}

/* Panel */
.panel-body{background:var(--bg)}
.sidebar{position:fixed;inset:0 auto 0 0;width:264px;background:#10261a;color:#cbd5e1;display:flex;flex-direction:column;z-index:40;transition:transform .25s}
.side-brand{color:#fff;padding:20px 22px;border-bottom:1px solid #1c3d29}
.side-nav{flex:1;overflow-y:auto;padding:8px 12px 16px;scrollbar-width:thin;scrollbar-color:#334155 transparent}
.side-group{margin:18px 10px 6px;font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:#64748b;font-weight:700}
.side-link{display:flex;align-items:center;gap:12px;padding:9px 12px;border-radius:10px;color:#cbd5e1;font-weight:500;font-size:.92rem;width:100%;background:none;border:0;font-family:inherit;cursor:pointer;text-align:left}
.side-link:hover{background:#1c3d29;color:#fff}
.side-link.active{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 6px 16px rgba(31,122,52,.35)}
.soon{margin-left:auto;font-style:normal;font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:#1c3d29;color:#94a3b8;border-radius:6px;padding:2px 6px}
.side-foot{margin:0;padding:12px;border-top:1px solid #1c3d29}.logout:hover{background:#7f1d1d}
.main{margin-left:264px;min-height:100vh}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:14px;height:68px;padding:0 28px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar-title{font-size:1.25rem;font-weight:700}
.topbar-user{margin-left:auto;display:flex;align-items:center;gap:12px}
.who{display:flex;flex-direction:column;line-height:1.2}.who strong{color:var(--ink);font-size:.9rem}.who small{color:var(--muted)}
.avatar{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-weight:700;flex:none}
.avatar{overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover;display:block}
.avatar.sm{width:34px;height:34px;font-size:.85rem}
.burger{display:none;cursor:pointer;color:var(--ink)}.scrim{display:none}
.content{padding:28px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:24px}
.stat-card{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
.stat-card small{display:block;color:var(--muted);font-size:.82rem}.stat-card strong{font-size:1.7rem;color:var(--ink);font-weight:800;line-height:1.2}
.stat-ico{display:grid;place-items:center;width:50px;height:50px;border-radius:13px}
.c1{background:#d9eccc;color:#14532d}.c2{background:#fce7f3;color:#be185d}.c3{background:#dcfce7;color:#15803d}.c4{background:#fef3c7;color:#b45309}
.grid-2{display:grid;grid-template-columns:1.4fr 1fr;gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:20px;overflow:hidden}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.card-head h2{font-size:1.05rem}
.pad{padding:20px;margin:0}
.list{list-style:none;margin:0;padding:6px 20px 14px}
.list li{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.list li:last-child{border:0}
.list strong{display:block;color:var(--ink);font-size:.92rem}.list small{color:var(--muted)}
.actions{display:flex;gap:12px;flex-wrap:wrap;padding:20px}
.welcome{border-radius:var(--r);padding:28px 30px;margin-bottom:24px;color:#fff;background:radial-gradient(400px 200px at 90% 0,rgba(242,201,76,.35),transparent 60%),linear-gradient(135deg,var(--brand),var(--brand2))}
.welcome h2{color:#fff;font-size:1.6rem}.welcome p{margin:6px 0 0;color:#d9eccc}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th{background:#f8fafc;color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;text-align:left;padding:12px 14px;white-space:nowrap}
td{padding:14px 14px;border-top:1px solid var(--line);vertical-align:middle}
tr:hover td{background:#fafbff}
.right{text-align:right;white-space:nowrap}.empty{text-align:center;padding:36px}
.cell-user{display:flex;align-items:center;gap:12px;font-weight:600;color:var(--ink)}
.badge{display:inline-block;border-radius:999px;padding:3px 11px;font-size:.75rem;font-weight:700}.badge.ok{background:#dcfce7;color:#15803d}.badge.warn{background:#fef3c7;color:#b45309}
.search{display:flex;gap:8px}.search input{width:260px}
.form-card{max-width:720px;padding:8px 26px 26px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-actions{display:flex;gap:12px;margin-top:26px}
.module-empty{text-align:center;padding:70px 20px}.module-empty h2{margin:14px 0 6px}.module-empty p{margin:0 0 22px}
.module-ico{display:grid;place-items:center;width:84px;height:84px;margin:0 auto;border-radius:24px;background:var(--brand-soft);color:var(--brand)}

/* Responsive */
@media(max-width:1000px){
  .hero-inner,.auth-page,.grid-2{grid-template-columns:1fr}
  .hero-visual{display:none}.auth-side{display:none}
  .feature-grid,.steps{grid-template-columns:1fr 1fr}.course-grid,.stat-grid{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .sidebar{transform:translateX(-100%)}.main{margin-left:0}
  .navtoggle:checked~.sidebar{transform:none}
  .navtoggle:checked~.scrim{display:block;position:fixed;inset:0;background:rgba(16,38,26,.5);z-index:30}
  .burger{display:block}.topbar{padding:0 16px}.content{padding:18px 16px}
}
@media(max-width:640px){
  .nav-links>a:not(.btn){display:none}
  .feature-grid,.steps,.course-grid,.stat-grid,.form-row{grid-template-columns:1fr}
  .hero{padding:60px 0 70px}.who{display:none}.search input{width:150px}
}

/* ---- Admin advanced ---- */
.block{display:block}.grow{flex:1;min-width:0}
.stat-card em{display:block;font-style:normal;color:var(--muted);font-size:.78rem}
.tabs{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}
.tabs a{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--text);font-weight:600;font-size:.88rem}
.tabs a b{margin-left:6px;background:#f1f5f9;border-radius:999px;padding:1px 8px;font-size:.78rem}
.tabs a.on{background:var(--brand);color:#fff;border-color:var(--brand)}.tabs a.on b{background:rgba(255,255,255,.25)}
.search{display:flex;gap:8px;flex-wrap:wrap}.search input[type=search]{width:300px;max-width:100%}.search select{width:auto}
.actions-inline{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.card-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 20px;border-top:1px solid var(--line);flex-wrap:wrap}
.card-foot.plain,.card-head.plain{background:none;border:0;padding:0 0 16px;box-shadow:none}.card-foot.plain{padding:6px 0}
.pager{display:flex;gap:4px;flex-wrap:wrap}
.pager a{min-width:34px;height:34px;display:grid;place-items:center;padding:0 8px;border:1px solid var(--line);border-radius:8px;color:var(--text);background:#fff;font-weight:600;font-size:.85rem}
.pager a:hover{border-color:var(--brand);color:var(--brand)}.pager a.active{background:var(--brand);border-color:var(--brand);color:#fff}
.small-link{font-size:.8rem}
.tag .ico{vertical-align:-2px;margin-right:3px}
.bars{display:flex;align-items:flex-end;gap:14px;height:230px;padding:24px 24px 14px}
.bar-col{flex:1;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px}
.bar{width:100%;max-width:46px;border-radius:8px 8px 0 0;background:linear-gradient(180deg,var(--brand2),var(--brand))}
.bar-val{font-weight:700;color:var(--ink);font-size:.85rem}.bar-label{color:var(--muted);font-size:.8rem}
.meters{list-style:none;margin:0;padding:18px 22px;display:grid;gap:16px}
.meter-top{display:flex;justify-content:space-between;font-size:.9rem;margin-bottom:6px}
.meter{height:8px;border-radius:99px;background:#eaf5e4;overflow:hidden}.meter i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand2));border-radius:99px}
.profile-head{display:flex;align-items:center;gap:22px;padding:24px;flex-wrap:wrap}
.profile-head h2{font-size:1.4rem;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.profile-head p{margin:2px 0 10px}
.avatar.xl{width:84px;height:84px;font-size:2rem}
.chips{display:flex;gap:10px;flex-wrap:wrap}.chips a{display:inline-flex;align-items:center;gap:6px;background:var(--brand-soft);border-radius:999px;padding:5px 12px;font-size:.85rem;font-weight:500}
.grid-2.even{grid-template-columns:1fr 1fr}
.details{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px;margin:0;padding:20px}
.details.one{grid-template-columns:1fr}.details .wide{grid-column:1/-1}
.details dt{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}
.details dd{margin:2px 0 0;color:var(--ink);font-weight:500;word-break:break-word}
.form-card{max-width:820px}.form-card .form-body{padding:0 24px 24px}
.form-card .card-head{margin-bottom:0}
.form-row.three{grid-template-columns:repeat(3,1fr)}
.check{display:flex;align-items:center;gap:10px;font-weight:500}.check input{width:auto}
.note{padding:20px 22px}.note-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap}
.note h3{font-size:1.1rem}.note p{margin:10px 0 14px;color:var(--text)}
.note-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:12px}
.foot-contact{font-size:.82rem}
@media(max-width:1000px){.grid-2.even{grid-template-columns:1fr}}
@media(max-width:640px){.details,.form-row.three{grid-template-columns:1fr}.bars{gap:8px;padding:16px 10px}}

/* ---- Video player / lessons ---- */
.player{display:block;width:100%;max-height:540px;background:#000;border-radius:var(--r) var(--r) 0 0}
.player-frame{position:relative;aspect-ratio:16/9;background:#000;border-radius:var(--r) var(--r) 0 0;overflow:hidden}
.player-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:220px;padding:24px;text-align:center;color:var(--muted);background:#f8fafc}
.player-empty p{margin:0;max-width:340px}
.watch{display:grid;grid-template-columns:1fr 320px;gap:20px;align-items:start}
.watch-info{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px 20px;flex-wrap:wrap}
.watch-info h2{font-size:1.25rem}.watch-info p{margin:4px 0 0}
.notes{padding:18px 22px 22px;white-space:normal;line-height:1.75;color:var(--text)}
.notes h4{margin:20px 0 8px;font-size:1.02rem;color:var(--ink);display:flex;align-items:center;gap:8px}.notes h4:first-child{margin-top:0}
.notes h4::before{content:"";width:4px;height:1.1em;border-radius:3px;background:linear-gradient(180deg,var(--brand),var(--brand2))}
.notes p{margin:0 0 12px}.notes ul,.notes ol{margin:0 0 14px;padding-left:22px}.notes li{margin:4px 0}.notes li::marker{color:var(--brand);font-weight:700}
.notes h5{margin:14px 0 6px;font-size:.95rem;color:var(--ink)}
.notes em{font-style:italic}.notes del{color:var(--muted)}.notes mark{background:#fef08a;color:inherit;border-radius:4px;padding:0 3px}
.notes a{text-decoration:underline;text-underline-offset:2px}
.notes img{max-width:100%;height:auto;border-radius:12px;margin:8px 0;display:block}
.notes hr{border:0;border-top:2px dashed var(--line);margin:18px 0}
.notes .tbl{overflow-x:auto;margin:12px 0;border:1px solid var(--line);border-radius:12px}
.notes .tbl table{width:100%;border-collapse:collapse;font-size:.92rem}.notes .tbl th,.notes .tbl td{padding:9px 14px;border-top:1px solid var(--line);text-align:left}
.notes .tbl thead th{background:#f8fafc;border-top:0;color:var(--ink)}
.notes ul.checks{list-style:none;padding-left:4px}.notes ul.checks li{display:flex;gap:10px;align-items:flex-start}
.notes .cb{flex:none;width:20px;height:20px;margin-top:3px;border:2px solid #cbd5e1;border-radius:6px;display:grid;place-items:center;font-size:.75rem;color:#fff;background:#fff}
.notes ul.checks li.on .cb{background:var(--ok);border-color:var(--ok)}.notes ul.checks li.on{color:var(--muted)}
.notes blockquote{margin:12px 0;padding:12px 16px;border-left:4px solid #f59e0b;background:#fffbeb;border-radius:0 10px 10px 0;color:#92400e}
.notes blockquote::before{content:attr(data-label) "  ";font-weight:800;text-transform:uppercase;font-size:.72rem;letter-spacing:.06em}
.notes .co-note{border-color:#3b82f6;background:#eff6ff;color:#1e40af}
.notes .co-warning{border-color:#ef4444;background:#fef2f2;color:#991b1b}
.notes .co-success{border-color:#16a34a;background:#f0fdf4;color:#166534}
.notes code{background:#eaf5e4;color:#14532d;border-radius:6px;padding:1px 6px;font-size:.88em;font-family:ui-monospace,Consolas,monospace}
.notes pre{background:#10261a;color:#e2e8f0;border-radius:12px;padding:14px 16px;overflow-x:auto;margin:12px 0}.notes pre code{background:none;color:inherit;padding:0}
.playlist ol{list-style:none;margin:0;padding:8px}
.playlist li a{display:flex;gap:12px;align-items:center;padding:10px 12px;border-radius:10px;color:var(--ink);font-weight:500;font-size:.9rem}
.playlist li a:hover{background:#f1f5f9}.playlist li.now a{background:var(--brand-soft);color:var(--brand)}
.pl-ico{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:#f1f5f9;flex:none}.now .pl-ico{background:var(--brand);color:#fff}
.lesson-layout{display:grid;grid-template-columns:1fr 380px;gap:20px;align-items:start}
.lesson-layout .form-card{max-width:none}
.preview-card{position:sticky;top:88px}
.preview-box{background:#000;min-height:210px}.preview-box .player-empty{min-height:210px}
.preview-box .player,.preview-box .player-frame{border-radius:0}
.input-btn{display:flex;gap:8px}.input-btn .btn{white-space:nowrap}
.vstatus{font-size:.78rem;font-weight:700;border-radius:999px;padding:3px 11px}
.vstatus.idle{background:#f1f5f9;color:var(--muted)}.vstatus.ok{background:#dcfce7;color:#15803d}
.vstatus.bad{background:#fee2e2;color:#b91c1c}.vstatus.wait{background:#fef3c7;color:#b45309}
.samples{display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding:14px 16px}
.chip-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 12px;font:inherit;font-size:.8rem;font-weight:600;color:var(--brand);cursor:pointer}.chip-btn:hover{background:var(--brand-soft)}

/* ---- Settings ---- */
.settings{display:grid;grid-template-columns:290px 1fr;gap:22px;align-items:start}
.settings-nav{padding:10px;position:sticky;top:88px}
.me-card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;padding:18px 10px 16px;border-bottom:1px solid var(--line);margin-bottom:8px}
.me-card strong{color:var(--ink);margin-top:8px}
.settings-nav>a{display:flex;align-items:center;gap:14px;padding:11px 14px;border-radius:12px;color:var(--text);font-weight:600;font-size:.93rem}
.settings-nav>a small{display:block;font-weight:400;color:var(--muted);font-size:.76rem}
.settings-nav>a:hover{background:#f1f5f9}
.settings-nav>a.on{background:var(--brand-soft);color:var(--brand)}.settings-nav>a.on small{color:var(--brand);opacity:.8}
.form-body.pad-t{padding:6px 24px 24px}
.card-head small{display:block;font-weight:400;margin-top:2px}
.strength{height:6px;background:#e2e8f0;border-radius:99px;margin:10px 0 6px;overflow:hidden}.strength i{display:block;height:100%;width:0;border-radius:99px;transition:.25s}
.checklist{list-style:none;margin:0;padding:8px 20px 14px}
.checklist li{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}.checklist li:last-child{border:0}
.checklist .ico{color:var(--ok);margin-top:2px}.checklist strong{display:block;color:var(--ink);font-size:.92rem}.checklist small{color:var(--muted)}
.topbar-user{text-decoration:none}
@media(max-width:1100px){.lesson-layout{grid-template-columns:1fr}.preview-card{position:static;order:-1}.watch{grid-template-columns:1fr}}
@media(max-width:900px){.settings{grid-template-columns:1fr}.settings-nav{position:static;display:flex;flex-wrap:wrap;gap:4px}.me-card{width:100%}.settings-nav>a small{display:none}}

/* ---- Student 360 ---- */
.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:20px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--shadow)}
.kpi small{display:block;color:var(--muted);font-size:.78rem}.kpi strong{display:block;font-size:1.45rem;color:var(--ink);font-weight:800;line-height:1.3}
.kpi em{font-style:normal;color:var(--muted);font-size:.78rem}.kpi .meter{margin-top:8px}
.kpi.due strong{color:var(--danger)}.kpi.clear strong{color:var(--ok)}
.tabs a .ico{vertical-align:-3px;margin-right:4px}
.badge.info{background:#dbeafe;color:#1d4ed8}
.chip-static{display:inline-flex;align-items:center;gap:6px;background:#f1f5f9;border-radius:999px;padding:5px 12px;font-size:.85rem}
.enroll-form{display:flex;gap:10px;padding:16px 20px;flex-wrap:wrap}.enroll-form select{flex:1;min-width:220px}
.c360-head{display:flex;gap:16px;align-items:center;padding:20px;flex-wrap:wrap}
.c360-ico{display:grid;place-items:center;width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;flex:none}
.c360-head h3{font-size:1.05rem;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.c360-head p{margin:2px 0 8px;font-size:.85rem}
.c360-bar{display:flex;align-items:center;gap:12px;max-width:420px}.c360-bar .meter{flex:1}.c360-bar strong{color:var(--ink);font-size:.85rem}
.c360-fee{text-align:right;line-height:1.35}.c360-fee strong{display:block;font-size:1.1rem;color:var(--ink)}
.neg{color:var(--danger);font-weight:600}.pos{color:var(--ok);font-weight:600}
.lesson-checks{list-style:none;margin:0;padding:4px 20px 14px;border-top:1px solid var(--line)}
.lesson-checks li{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px dashed var(--line);flex-wrap:wrap}.lesson-checks li:last-child{border:0}
.lesson-checks form{margin:0}
.tick{width:26px;height:26px;border-radius:8px;border:2px solid #cbd5e1;background:#fff;display:grid;place-items:center;cursor:pointer;color:#fff;padding:0}
.tick:hover{border-color:var(--brand)}.done .tick{background:var(--ok);border-color:var(--ok)}
.lesson-checks .done a{color:var(--muted);text-decoration:line-through}
tfoot th{background:#f8fafc;color:var(--ink);font-size:.85rem;text-transform:none;letter-spacing:0;border-top:1px solid var(--line)}
.timeline{list-style:none;margin:0;padding:10px 24px 20px;position:relative}
.timeline li{display:flex;gap:14px;padding:12px 0;position:relative}
.timeline li:not(:last-child)::before{content:"";position:absolute;left:15px;top:44px;bottom:-8px;width:2px;background:var(--line)}
.tl-ico{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--brand-soft);color:var(--brand);flex:none}
@media(max-width:1100px){.kpis{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.kpis{grid-template-columns:1fr 1fr}.c360-fee{text-align:left}}
.kpis4{grid-template-columns:repeat(4,1fr)}@media(max-width:1100px){.kpis4{grid-template-columns:1fr 1fr}}

/* ================= 3D HERO ================= */
.hero3d{min-height:calc(100vh - 88px);display:flex;align-items:center;padding:60px 0;isolation:isolate}
.hero3d .hero-inner{position:relative;z-index:2;width:100%}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;z-index:0;animation:orb 14s ease-in-out infinite}
.orb1{width:420px;height:420px;background:#2f8f45;top:-120px;right:8%}
.orb2{width:360px;height:360px;background:#d9a21b;bottom:-140px;left:-60px;animation-delay:-6s}
@keyframes orb{0%,100%{transform:translate(0,0)}50%{transform:translate(30px,-30px)}}
.floor{position:absolute;left:-20%;right:-20%;bottom:-8%;height:55%;z-index:0;
  background-image:linear-gradient(rgba(183,224,138,.26) 1px,transparent 1px),linear-gradient(90deg,rgba(183,224,138,.26) 1px,transparent 1px);
  background-size:54px 54px;transform:perspective(520px) rotateX(68deg);transform-origin:center bottom;
  -webkit-mask-image:linear-gradient(to top,#000 10%,transparent 85%);mask-image:linear-gradient(to top,#000 10%,transparent 85%)}
.hero3d .hero-copy{max-width:560px}
.hero3d h1{text-shadow:0 8px 40px rgba(0,0,0,.35)}

.scene{perspective:1100px;display:grid;place-items:center;min-height:460px}
.stage{position:relative;width:470px;height:380px;transform-style:preserve-3d;transform:rotateX(8deg) rotateY(-18deg);will-change:transform}
.plate{position:absolute;left:50%;top:50%;width:520px;height:520px;margin:-260px 0 0 -260px;border-radius:50%;
  background:radial-gradient(circle,rgba(90,160,44,.40),rgba(90,160,44,0) 65%);transform:translateZ(-90px)}
.card3d{position:absolute;transform:translate3d(0,0,var(--z,0));animation:float 7s ease-in-out infinite}
@keyframes float{0%,100%{transform:translate3d(0,0,var(--z,0))}50%{transform:translate3d(0,-14px,var(--z,0))}}
.card3d.main{left:0;top:30px;width:100%;box-shadow:0 40px 80px rgba(0,0,0,.5);border-radius:18px}
.card3d.main .mock{transform:none;border-radius:18px}
.glass{background:linear-gradient(135deg,rgba(255,255,255,.22),rgba(255,255,255,.08));border:1px solid rgba(255,255,255,.35);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-radius:16px;color:#fff;box-shadow:0 24px 50px rgba(0,0,0,.4),inset 0 1px 0 rgba(255,255,255,.4)}
.glass small{color:#d9eccc;display:block;font-size:.76rem}.glass strong{display:block;font-size:.92rem}

.video{left:-70px;bottom:-30px;width:230px;padding:10px;animation-delay:-2s}
.vthumb{height:92px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,#1f7a34,#d9a21b 70%,#f59e0b)}
.vplay{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--brand);box-shadow:0 8px 20px rgba(0,0,0,.35);padding-left:3px}
.vmeta{padding:10px 4px 2px}.vbar{height:5px;border-radius:99px;background:rgba(255,255,255,.25);margin-top:8px;overflow:hidden}
.vbar i{display:block;width:62%;height:100%;background:linear-gradient(90deg,#b7e08a,#f2c94c);border-radius:99px}

.ring{right:-50px;top:-40px;width:130px;padding:14px;text-align:center;animation-delay:-4s}
.ringc{width:84px;height:84px;margin:0 auto 8px;border-radius:50%;display:grid;place-items:center;
  background:conic-gradient(#f2c94c 0 82%,rgba(255,255,255,.2) 0)}
.ringc span{display:grid;place-items:center;width:64px;height:64px;border-radius:50%;background:#0f3d1c;font-weight:800;font-size:1.05rem}

.cert{right:-40px;bottom:10px;width:210px;padding:12px 14px;display:flex;gap:12px;align-items:center;animation-delay:-1s}
.cert-ico{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#d9a21b,#f2c94c);flex:none}

.cubewrap{position:absolute;left:34px;top:-70px;width:70px;height:70px;transform:translate3d(0,0,var(--z));transform-style:preserve-3d;animation:float 6s ease-in-out infinite;animation-delay:-3s}
.cube{position:relative;width:70px;height:70px;transform-style:preserve-3d;animation:spin 14s linear infinite}
.face{position:absolute;inset:0;display:grid;place-items:center;color:#fff;border:1px solid rgba(255,255,255,.45);
  background:linear-gradient(135deg,rgba(47,143,69,.85),rgba(217,162,27,.75));box-shadow:inset 0 0 20px rgba(255,255,255,.18)}
.f-front{transform:translateZ(35px)}.f-back{transform:rotateY(180deg) translateZ(35px)}
.f-right{transform:rotateY(90deg) translateZ(35px)}.f-left{transform:rotateY(-90deg) translateZ(35px)}
.f-top{transform:rotateX(90deg) translateZ(35px)}.f-bottom{transform:rotateX(-90deg) translateZ(35px)}
@keyframes spin{from{transform:rotateX(-22deg) rotateY(0)}to{transform:rotateX(-22deg) rotateY(360deg)}}

@media(max-width:1000px){
  .hero3d{padding:50px 0 70px}.scene{display:grid;transform:scale(.78);min-height:400px;margin-top:20px}.hero-visual{display:block}
}
@media(max-width:560px){.scene{transform:scale(.6);margin:-40px -60px}}
@media(prefers-reduced-motion:reduce){.card3d,.cubewrap,.cube,.orb{animation:none}}

/* ================= STUDENT PANEL ================= */
.welcome{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.empty-state{text-align:center;padding:60px 20px}.empty-state h2{margin:14px 0 6px}
.module-ico{display:grid;place-items:center;width:84px;height:84px;margin:0 auto;border-radius:24px;background:var(--brand-soft);color:var(--brand)}
.mycourses{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:20px}
.mycourse{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.2s}
.mycourse:hover{transform:translateY(-3px)}
.mc-thumb{position:relative;height:110px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.mc-thumb .badge{position:absolute;top:12px;right:12px}
.mc-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.mc-body h3{font-size:1.05rem}.mc-body h3 a{color:var(--ink)}.mc-body p{margin:0;font-size:.85rem}
.mc-actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:auto;padding-top:12px}
.mc-actions form.inline{display:flex;flex:1 1 auto;margin:0}
.mc-actions form.inline .btn{width:100%;white-space:nowrap;justify-content:center}
.mc-actions>.badge{display:inline-flex;align-items:center;height:34px;padding:0 14px;white-space:nowrap}
.mc-actions>.badge+form.inline{flex:0 0 auto}
.cat-head{margin:6px 0 14px}.cat-head h2{font-size:1.15rem;display:flex;align-items:center;gap:10px;margin:0 0 2px}
.cat-count{background:var(--brand-soft);color:var(--brand);font-size:.78rem;font-weight:700;border-radius:999px;padding:2px 10px}
.cat-section{margin-bottom:32px}
small.block{display:block;margin-top:3px;font-size:.76rem;line-height:1.25;white-space:normal}
.cat-head p.small,.mc-body p.small{text-align:left;margin-top:0}
.mc-pay{background:#f8fafc;border:1px solid var(--line);border-radius:12px;padding:10px 12px;display:grid;gap:6px}
.mc-pay-title{font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.mc-pay-row{display:flex;justify-content:space-between;align-items:center;font-size:.85rem}
.mc-pay-row span{color:var(--muted)}.mc-pay-row span.badge{color:#15803d}.mc-pay-row strong.ok{color:#15803d}
.mc-pay-link{font-size:.82rem;font-weight:700;color:var(--brand)}
.mc-price{font-size:1.15rem;font-weight:800;color:var(--brand);margin:4px 0 0!important}
.mc-price.free{color:#15803d}
.course-hero{display:flex;gap:18px;align-items:center;padding:22px;flex-wrap:wrap}
.course-hero h2{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:1.3rem}.course-hero p{margin:4px 0 10px}
.lesson-checks.readonly .tick{cursor:default}.lesson-checks.readonly .tick:hover{border-color:#cbd5e1}.lesson-checks.readonly .done .tick:hover{border-color:var(--ok)}
.lnum{width:24px;text-align:center;color:var(--muted);font-weight:600;font-size:.85rem}
.lesson-nav{display:flex;justify-content:space-between;padding:0 20px 18px}
.pl-ico.ok{background:var(--ok);color:#fff}
.legend{display:flex;align-items:center;gap:4px}
.heat-wrap{display:flex;gap:10px;padding:22px 24px;overflow-x:auto}
.heat-days{display:grid;grid-template-rows:repeat(7,18px);gap:4px;font-size:.7rem;color:var(--muted);align-items:center}
.heat{display:grid;grid-template-rows:repeat(7,18px);grid-auto-flow:column;grid-auto-columns:18px;gap:4px}
.hm{display:block;width:18px;height:18px;border-radius:4px;background:#eef2f7}
.hm.l1{background:#bfe0b0}.hm.l2{background:#86c25a}.hm.l3{background:#14532d}.hm.fut{opacity:.25}
.legend .hm{width:14px;height:14px}
.cert-list{display:grid;gap:0}
.cert-item{display:flex;align-items:center;gap:16px;padding:18px 20px;border-top:1px solid var(--line);flex-wrap:wrap}
.cert-item h3{font-size:1.02rem}.cert-item p{margin:2px 0 0;font-size:.85rem}
.cert-badge{display:grid;place-items:center;width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,#d9a21b,#f2c94c);color:#fff;flex:none}

/* Certificate (standalone) */
.cert-body{background:#e5e7eb;min-height:100vh;padding:20px}
.cert-toolbar{max-width:1050px;margin:0 auto 16px;display:flex;justify-content:space-between}
.cert-sheet{max-width:1050px;margin:0 auto;aspect-ratio:1.414/1;background:#fff;padding:18px;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.cert-border{height:100%;border:6px double #b45309;padding:10px}
.cert-inner{height:100%;border:1px solid #fcd34d;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px 50px;
  background:radial-gradient(circle at 50% 0,#fffbeb,#fff 60%)}
.cert-logo{display:grid;place-items:center;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff}
.cert-org{margin:10px 0 0;text-transform:uppercase;letter-spacing:.3em;font-size:.8rem;color:var(--muted);font-weight:600}
.cert-inner h1{font-family:"Playfair Display",Georgia,serif;font-size:clamp(1.6rem,4.2vw,3rem);color:#92400e;margin:10px 0 6px}
.cert-line{margin:6px 0;color:var(--muted);font-size:1rem}
.cert-name{font-family:"Playfair Display",Georgia,serif;font-size:clamp(1.6rem,4vw,2.8rem);color:var(--ink);border-bottom:2px solid #fcd34d;padding:0 40px 6px;margin:6px 0}
.cert-course{font-size:clamp(1.1rem,2.4vw,1.7rem);color:var(--brand);margin:6px 0}
.cert-meta{color:var(--muted);font-size:.9rem;margin:0}
.cert-foot{display:flex;justify-content:space-between;align-items:flex-end;width:100%;max-width:760px;margin-top:26px}
.cert-foot strong{display:block;color:var(--ink);border-top:1px solid #94a3b8;padding-top:6px;min-width:190px}.cert-foot small{color:var(--muted)}
.cert-seal{display:grid;place-items:center;width:78px;height:78px;border-radius:50%;background:linear-gradient(135deg,#f59e0b,#b45309);color:#fff;box-shadow:0 0 0 5px #fde68a}
@media print{
  @page{size:A4 landscape;margin:0}
  .cert-toolbar{display:none}.cert-body{background:#fff;padding:0}
  .cert-sheet{box-shadow:none;max-width:none;width:100%;height:100vh;aspect-ratio:auto}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}
@media(max-width:700px){.cert-sheet{aspect-ratio:auto}.cert-inner{padding:30px 16px}.cert-foot{flex-direction:column;gap:16px;align-items:center}}

/* ---- Login devices ---- */
.devices{list-style:none;margin:0;padding:6px 20px 14px}
.devices li{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}.devices li:last-child{border:0}
.devices li.current{background:linear-gradient(90deg,var(--brand-soft),transparent);margin:0 -20px;padding-left:20px;padding-right:20px}
.dev-ico{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:#f1f5f9;color:var(--brand);flex:none}
.devices strong{color:var(--ink);font-size:.94rem}.devices small{font-size:.8rem}
.badge.muted{background:#f1f5f9;color:var(--muted)}

/* ---- Password show/hide eye ---- */
.pw-wrap{position:relative;display:block}
.pw-wrap input{padding-right:46px}
.pw-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:36px;height:36px;display:grid;place-items:center;border:0;background:none;color:var(--muted);cursor:pointer;border-radius:8px}
.pw-eye:hover{color:var(--brand);background:var(--brand-soft)}

/* =====================================================================
   MOBILE POLISH
   ===================================================================== */
#debug-icon{display:none!important}   /* CodeIgniter dev toolbar button: never cover the UI */

/* Home hero scene: keep the whole 3D scene centred & inside the screen */
@media(max-width:1000px){
  .scene{width:470px;margin:10px auto -20px;display:block;min-height:0;height:400px;transform:scale(.8);transform-origin:center top}
}
@media(max-width:560px){
  .hero3d{padding:36px 0 40px;min-height:0}
  .hero3d h1{font-size:2rem}
  .hero-cta .btn{flex:1;justify-content:center}
  .scene{margin:6px 0 -90px calc(50% - 235px);transform:scale(.68);height:400px}
}

/* Phones: panel */
@media(max-width:640px){
  .content{padding:14px 12px}
  .topbar{gap:10px;height:60px}
  .topbar-title{font-size:1.02rem;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .topbar-user{margin-left:0}.avatar{width:36px;height:36px}

  /* stat cards: 2 per row, compact */
  .stat-grid{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
  .stat-card{flex-direction:column;align-items:flex-start;gap:10px;padding:14px}
  .stat-ico{width:40px;height:40px;border-radius:11px}
  .stat-card strong{font-size:1.35rem}
  .kpis{gap:10px}.kpi{padding:12px 14px}.kpi strong{font-size:1.2rem}

  /* cards & headers */
  .card-head{padding:14px 16px}
  .card-head .btn,.actions-inline .btn,.actions-inline form{flex:1}
  .actions-inline{width:100%}.actions-inline .btn{justify-content:center;width:100%}
  .actions{padding:14px 16px}.actions .btn{flex:1;justify-content:center}
  .search{width:100%}.search input[type=search]{flex:1;width:auto;min-width:0}.search select{flex:1;min-width:120px}
  .search .btn{flex:none}

  /* forms */
  .form-row,.form-row.three{grid-template-columns:1fr;gap:0}
  .form-card .form-body,.form-body.pad-t{padding-left:16px;padding-right:16px;padding-bottom:18px}
  .form-actions{flex-direction:column}.form-actions .btn{justify-content:center;width:100%}
  .input-btn{flex-direction:column}.input-btn .btn{justify-content:center}
  .enroll-form .btn{width:100%;justify-content:center}

  /* tabs: single scrollable row */
  .tabs{flex-wrap:nowrap;overflow-x:auto;margin-left:-12px;margin-right:-12px;padding:0 12px 4px;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .tabs a{white-space:nowrap;flex:none}

  /* tables become stacked cards */
  .table-wrap{overflow:visible}
  table,tbody{display:block;width:100%}
  thead{display:none}
  tbody tr{display:block;margin:12px;border:1px solid var(--line);border-radius:12px;padding:6px 14px;background:#fff}
  tr:hover td{background:none}
  td{display:flex;justify-content:space-between;align-items:center;gap:14px;border:0;padding:9px 0;text-align:right;border-bottom:1px dashed var(--line)}
  td:last-child{border-bottom:0}
  td::before{content:attr(data-label);color:var(--muted);font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;text-align:left;flex:none}
  td.cell-main{display:block;text-align:left;padding:10px 0 12px;border-bottom:1px solid var(--line)}
  td.cell-main::before{content:none}
  td.right{justify-content:flex-start;flex-wrap:wrap;gap:8px;padding-top:12px;text-align:left}
  td.right::before{content:none}
  td.right .btn{flex:1;justify-content:center;min-width:80px}td.right form{flex:1;display:flex}td.right form .btn{width:100%}
  td .block{text-align:right}td.cell-main .block{text-align:left}
  td .c360-bar{width:150px}
  td[colspan]{display:block;text-align:center}td[colspan]::before{content:none}

  /* profile header */
  .profile-head{flex-direction:column;align-items:flex-start;gap:14px;padding:18px}
  .profile-head .grow{width:100%}
  .avatar.xl{width:64px;height:64px;font-size:1.5rem}
  .profile-head h2{font-size:1.2rem}

  /* progress rows, course cards, lesson page */
  .meter-top{flex-wrap:wrap;gap:2px 12px}
  .c360-head{padding:16px}.c360-head .btn{width:100%;justify-content:center}.c360-bar{max-width:none}
  .course-hero{padding:16px}
  .watch-info{padding:14px 16px}.watch-info>.grow{flex:1 1 100%}.watch-info form,.watch-info .btn{width:100%}.watch-info .btn{justify-content:center}
  .watch-info h2{font-size:1.1rem}
  .lesson-nav{padding:0 16px 16px}
  .lesson-checks{padding:2px 14px 10px}.lesson-checks li small{flex-basis:100%;padding-left:38px}
  .mycourses{grid-template-columns:1fr}
  .cert-item{padding:16px}.cert-item .btn{width:100%;justify-content:center}
  .note{padding:16px}.note-head{gap:6px}
  .details{padding:16px;gap:14px}
  .bars{height:200px}
  .heat-wrap{padding:16px}
  .pager{justify-content:center;width:100%}.card-foot{justify-content:center}

  /* settings: scrollable pill menu instead of a big card */
  .settings{gap:14px}
  .settings-nav{display:flex;flex-direction:row;flex-wrap:nowrap;overflow-x:auto;gap:6px;padding:8px;scrollbar-width:none;position:static}
  .settings-nav::-webkit-scrollbar{display:none}
  .me-card{display:none}
  .settings-nav>a{flex:none;padding:9px 14px;gap:8px;white-space:nowrap}
  .settings-nav>a small{display:none}

  /* lesson form: preview first, compact */
  .lesson-layout{gap:14px}.samples{padding:12px}

  /* announcements */
  .card-head.plain{flex-direction:column;align-items:stretch}.card-head.plain .btn{justify-content:center}
}
@media(max-width:640px){
  tbody tr{display:flex;flex-direction:column}
  td.cell-main{order:-1}
  td.right{order:99}
}

/* ---- alignment fixes ---- */
.form-card{padding:0}
.form-card .form-body{padding:8px 24px 24px}
.form-card>form>.card-head,.form-card>.card-head{margin-bottom:0}
@media(max-width:640px){
  .form-card .form-body{padding:6px 16px 18px}
  td:not(.right):not(.cell-main){flex-wrap:wrap}
  td small.block:not(.muted-left){flex-basis:100%;text-align:right}
  td.cell-main small.block{text-align:left}
}

/* ---- final mobile fixes ---- */
@media(max-width:640px){
  .search{gap:8px}
  .search input[type=search]{flex:1 1 100%}
  .search select{flex:1 1 40%;min-width:0}
  .search .btn{flex:1 1 100%;justify-content:center}
}
@media(max-width:560px){
  .scene{transform:scale(.62);margin-bottom:-152px}
}
@media(max-width:400px){
  .scene{transform:scale(.56);margin-bottom:-176px}
  .brand{font-size:1.1rem;gap:8px}
  .nav-inner{height:62px}
  .nav .btn{padding:8px 14px}
}
@media(max-width:350px){
  .scene{transform:scale(.5);margin-bottom:-200px}
  .hero3d h1{font-size:1.75rem}
}
@media(max-width:640px){
  .devices li{align-items:flex-start;gap:10px 12px}
  .devices .grow{flex:1 1 calc(100% - 60px)}
  .devices .badge{margin-left:56px}
  .devices li.current{margin:0 -16px;padding-left:16px;padding-right:16px}
  .devices{padding-left:16px;padding-right:16px}
}

/* Finance */
.month-nav{display:flex;align-items:center;gap:8px}
.pl-banner{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin:0 20px 20px;padding:18px 22px;border-radius:14px}
.pl-banner small{font-weight:600}.pl-banner strong{font-size:1.8rem;font-weight:800}
.pl-banner.profit{background:#f0fdf4;color:#15803d}.pl-banner.loss{background:#fef2f2;color:var(--danger)}
.pos{color:#15803d}.neg{color:var(--danger)}

/* Quizzes */
.q-list{list-style:decimal;margin:0;padding:6px 20px 16px 44px}
.q-list>li{padding:14px 0;border-bottom:1px dashed var(--line)}.q-list>li:last-child{border:0}
.q-head{display:flex;gap:10px;align-items:flex-start;flex-wrap:wrap}.q-head form{margin:0}
.q-opts{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:4px;font-size:.92rem}
.q-opts li{padding:5px 10px;border-radius:8px;background:#f8fafc}.q-opts .right-ans{background:#dcfce7;color:#15803d;font-weight:600}
.opt-row{display:flex;gap:8px;align-items:center;margin:8px 0}.opt-row .opt-mark{width:auto;flex:none}.opt-row .opt-text{flex:1}
#tf-group{display:none}
.quiz-q{padding:18px 20px;border-bottom:1px solid var(--line)}.quiz-q:last-child{border:0}
.quiz-q h3{margin:0 0 10px;font-size:1rem}
.quiz-opt{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line);border-radius:10px;margin:6px 0;cursor:pointer;font-weight:500}
.quiz-opt input{width:auto;margin-top:3px}.quiz-opt:hover{background:var(--brand-soft)}
.quiz-opt.is-right{background:#dcfce7;border-color:#86efac}.quiz-opt.is-wrong{background:#fef2f2;border-color:#fecaca}
.quiz-score{font-size:2.2rem;font-weight:800}
.res-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:0 20px 20px}
.res-stat{border-radius:12px;padding:14px;text-align:center}.res-stat strong{display:block;font-size:1.6rem;line-height:1.1}.res-stat span{font-size:.82rem;font-weight:600}
.res-stat.res-ok{background:#dcfce7;color:#15803d}.res-stat.res-bad{background:#fee2e2;color:#b91c1c}.res-stat.res-none{background:#f1f5f9;color:#64748b}
.quiz-q.res-ok{border-left:5px solid #16a34a;background:#f7fef9}.quiz-q.res-bad{border-left:5px solid #dc2626;background:#fffafa}.quiz-q.res-none{border-left:5px solid #94a3b8;background:#fafbfc}
.res-badge{display:inline-block;font-size:.78rem;font-weight:700;border-radius:999px;padding:4px 12px;margin-bottom:8px}
.res-badge-ok{background:#16a34a;color:#fff}.res-badge-bad{background:#dc2626;color:#fff}.res-badge-none{background:#64748b;color:#fff}
.tagk{font-style:normal;font-size:.75rem;font-weight:700;border-radius:999px;padding:2px 10px;white-space:nowrap;align-self:center}
.tagk-ok{background:#16a34a;color:#fff}.tagk-bad{background:#dc2626;color:#fff}
.quiz-opt.is-right,.quiz-opt.is-wrong{cursor:default}
.ans-line{border-radius:10px;padding:10px 14px;margin:6px 0;border:1px solid var(--line)}.ans-line small{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;font-weight:700}
.ans-line.ans-ok{background:#dcfce7;border-color:#86efac;color:#15803d}.ans-line.ans-bad{background:#fee2e2;border-color:#fecaca;color:#b91c1c}
.res-why{margin:10px 0 0;padding:10px 14px;background:#eaf5e4;border-radius:10px;font-size:.9rem}
.quiz-timer{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid var(--line);padding:10px 20px;font-weight:700}
.badge.muted{background:#f1f5f9;color:var(--muted)}

/* Course modules (student) */
.mod-list{display:grid;gap:16px}
.mod{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden;border-left:4px solid var(--brand)}
.mod-done{border-left-color:var(--ok)}.mod-locked{border-left-color:#cbd5e1;background:#fafbfd}
.mod-head{display:flex;gap:14px;align-items:flex-start;padding:18px 20px}
.mod-num{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:50%;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2))}
.mod-done .mod-num{background:var(--ok)}.mod-locked .mod-num{background:#e2e8f0;color:#64748b}
.mod-title{flex:1;min-width:0}.mod-title h3{margin:0;font-size:1.05rem;color:var(--ink)}.mod-title p{margin:3px 0 0;font-size:.88rem;color:var(--muted)}
.mod-locked .mod-title h3{color:var(--muted)}
.mod-prog{display:flex;align-items:center;gap:10px;margin-top:10px;max-width:360px}.mod-prog .meter{flex:1}.mod-prog small{color:var(--muted);white-space:nowrap}
.mod-note{display:flex;align-items:center;gap:8px;margin:0;padding:10px 20px;background:#f1f5f9;color:var(--muted);font-size:.85rem;border-top:1px solid var(--line)}
.mod-items{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.mod-items li{display:flex;align-items:center;gap:14px;padding:12px 20px;border-bottom:1px solid var(--line)}.mod-items li:last-child{border:0}
.mi-ico{display:grid;place-items:center;flex:none;width:34px;height:34px;border-radius:10px;background:var(--brand-soft);color:var(--brand)}
.is-done .mi-ico{background:#dcfce7;color:var(--ok)}.mod-locked .mi-ico{background:#e2e8f0;color:#94a3b8}
.mi-body{flex:1;min-width:0}.mi-body strong{display:block;color:var(--ink);font-size:.93rem}.mi-body small{color:var(--muted);font-size:.8rem}
.mod-locked .mi-body strong{color:var(--muted)}
.mi-lock{color:#94a3b8;display:grid;place-items:center;width:34px}
.mi-test{background:linear-gradient(90deg,#fffbeb,#fff)}.mi-test .mi-ico{background:#fef3c7;color:var(--warn)}.mi-test.is-done{background:#f0fdf4}
.mod-locked .mi-test{background:transparent}
.mi-empty{color:var(--muted);font-size:.9rem}
@media(max-width:560px){
  .mod-head{flex-wrap:wrap;padding:14px;gap:10px 12px}
  .mod-num{width:36px;height:36px}
  .mod-title{flex:1 1 calc(100% - 50px)}
  .mod-head .badge{order:3;margin-left:48px}
  .mod-prog{flex-wrap:wrap;max-width:none}.mod-prog .meter{flex:1 1 100%}
  .mod-note{padding:10px 14px}
  .mod-items li{padding:12px 14px;flex-wrap:wrap}
  .mi-body{flex:1 1 calc(100% - 50px)}
  .mod-items li .btn,.mod-items li .mi-lock{margin-left:48px}
  .mi-lock{justify-content:start;width:auto}
}

/* Bulk add + leaderboard */
.mono{font-family:ui-monospace,Consolas,monospace;font-size:.9rem;line-height:1.5}
.bulk-help{background:var(--brand-soft);border-radius:12px;padding:14px 18px;margin-bottom:14px;font-size:.9rem}.bulk-help ul{margin:6px 0 0;padding-left:20px}
.podium{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:16px;align-items:end}
.pod{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:20px;text-align:center;display:grid;gap:4px}
.pod-1{background:linear-gradient(180deg,#fef9c3,#fff);border-color:#fde047;padding-block:30px;order:2}.pod-2{order:1;background:linear-gradient(180deg,#f1f5f9,#fff)}.pod-3{order:3;background:linear-gradient(180deg,#ffedd5,#fff)}
.pod-medal{font-size:2.2rem;line-height:1}.pod strong{color:var(--ink);font-size:1.05rem}.pod-rank{color:var(--muted);font-size:.82rem;font-weight:600}
.pod-score{font-size:1.8rem;font-weight:800;color:var(--brand)}.pod-score small{font-size:.8rem;color:var(--muted)}
.rank-chip{display:inline-block;border-radius:999px;padding:3px 12px;font-weight:700;font-size:.85rem;background:#f1f5f9;color:var(--ink)}
.rank-1{background:#fef9c3;color:#a16207}.rank-2{background:#e2e8f0}.rank-3{background:#ffedd5;color:#c2410c}
.top-row{background:#fffdf5}
@media(max-width:640px){.podium{grid-template-columns:1fr}.pod-1,.pod-2,.pod-3{order:0}}

/* Student approval */
.badge.bad{background:#fee2e2;color:#b91c1c}
.tabs b.hot{background:#dc2626;color:#fff}
.approval-banner{display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:#fffbeb;border:1px solid #fde68a;color:#92400e;border-radius:var(--r);padding:12px 18px;margin-bottom:16px}

.playlist .pl-group{padding:12px 12px 4px;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
td[data-label="Lessons"],td[data-label="Fee"],td[data-label="Status"],td[data-label="Level"],td[data-label="Duration"]{white-space:nowrap}


.rules{margin:0 0 14px;padding-left:20px;color:var(--muted);font-size:.9rem}.rules li{margin:3px 0}

.form-sub{margin:22px 0 6px;font-size:.95rem;color:var(--ink);padding-top:14px;border-top:1px solid var(--line)}

.photo-field{display:flex;gap:16px;align-items:center;margin-bottom:12px}
.bulk-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 20px;background:var(--brand-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.bulk-bar select{width:auto;min-width:180px}.bulk-bar[hidden]{display:none}

.cert-sign{margin:18px auto 0;text-align:center}.cert-sign strong{display:block;font-family:'Playfair Display',serif;font-size:1.2rem;border-top:1px solid #94a3b8;padding-top:6px;display:inline-block;min-width:200px}.cert-sign small{display:block;color:var(--muted)}

/* drag to reorder */
.drag{cursor:grab;color:var(--muted);user-select:none;letter-spacing:-2px;font-weight:800;padding:0 4px}.drag:active{cursor:grabbing}
.mv{border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:.65rem;padding:2px 3px;line-height:1}.mv:hover{color:var(--brand)}
.is-dragging{opacity:.45;background:var(--brand-soft)}
.reorder-bar{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:50;display:flex;gap:10px;align-items:center;background:#10261a;color:#fff;padding:10px 16px;border-radius:14px;box-shadow:0 10px 30px rgba(16,38,26,.35)}
.reorder-bar[hidden]{display:none}

.mail-body{white-space:pre-wrap;text-align:left;background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:12px;margin:8px 0 0;max-width:420px;font-size:.82rem}
.brand-logo{width:auto;object-fit:contain;vertical-align:middle}
.nav .brand-logo{height:76px!important}
.side-brand{display:flex;justify-content:center}.side-brand .brand-logo{height:auto!important;max-width:100%;max-height:120px;background:#fff;border-radius:12px;padding:6px 10px}
.auth-logo{height:64px;width:auto;margin-bottom:14px;display:block}

.brand-prev{display:flex;gap:14px;align-items:center;margin-top:8px}.brand-prev img{max-height:46px;max-width:200px;object-fit:contain;background:#f1f5f9;border-radius:8px;padding:4px}
.swatches{display:flex;gap:12px;flex-wrap:wrap;margin:6px 0 4px}
.swatch{display:grid;gap:4px;justify-items:center;cursor:pointer;font-weight:600;font-size:.78rem}.swatch input{position:absolute;opacity:0;width:0}
.swatch span{width:44px;height:44px;border-radius:12px;border:3px solid transparent;box-shadow:0 0 0 1px var(--line)}
.swatch input:checked+span{border-color:#fff;box-shadow:0 0 0 3px var(--ink)}.swatch em{font-style:normal;color:var(--muted)}

.tf-setup{display:flex;gap:24px;flex-wrap:wrap;align-items:flex-start}.tf-qr{padding:10px;background:#fff;border:1px solid var(--line);border-radius:12px;min-width:188px;min-height:188px}
.tf-key{display:inline-block;font-size:1rem;letter-spacing:.08em;padding:8px 12px}

.undo-form{display:inline-block;margin-left:12px;vertical-align:middle}

.cover-thumb{width:160px;height:90px;border-radius:12px;object-fit:cover;flex:none;background:#eaf5e4}
.cover-none{display:grid;place-items:center;color:var(--brand)}
.cover-mini{width:56px;height:32px;border-radius:6px;object-fit:cover;flex:none}
.mc-thumb.has-cover{background-size:cover;background-position:center;height:150px}

.upload-box{margin-top:6px;padding:10px 14px;border:1px dashed #cbd5e1;border-radius:12px;background:#f8fafc}
.file-list{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:6px}.file-list li{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:6px 10px;border:1px solid var(--line);border-radius:10px;background:#fff}
.file-list .check{margin-left:auto}

.note{position:relative}.note-check{position:absolute;left:14px;top:14px}.note-check input{width:auto}.note .note-head{padding-left:34px}
.bulk-all{margin:10px 4px}.bulk-all input{width:auto}

.notes-list{list-style:none;margin:0;padding:0 20px 16px}.notes-list li{padding:10px 0;border-top:1px solid var(--line)}.notes-list p{margin:4px 0;font-size:.92rem}
.msg-row{display:flex;gap:12px;align-items:center;padding:14px 20px;border-top:1px solid var(--line);color:inherit}.msg-row:hover{background:#f8fafc}.msg-row.unread strong{color:var(--brand)}
.side-link .count{margin-left:auto;background:#ef4444;color:#fff;border-radius:999px;font-size:.7rem;font-weight:800;padding:1px 7px}

/* top bar: search + notification bell */
.topbar-search{margin-left:auto;margin-right:12px}.topbar-search input{width:220px;padding:8px 14px;border-radius:999px;background:#f1f5f9;border-color:transparent}
.bell{position:relative;margin-right:12px}.bell summary{list-style:none;cursor:pointer;display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:#f1f5f9;color:var(--ink);position:relative}
.bell summary::-webkit-details-marker{display:none}.bell-n{position:absolute;top:-2px;right:-2px;background:#ef4444;color:#fff;border-radius:999px;font-size:.65rem;font-weight:800;padding:1px 6px}
.bell-menu{position:absolute;right:0;top:48px;width:290px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:12px;z-index:60}
.bell-menu a{display:flex;justify-content:space-between;gap:10px;padding:9px 8px;border-radius:8px;color:var(--ink);font-size:.9rem}.bell-menu a:hover{background:var(--brand-soft)}.bell-menu b{background:#fee2e2;color:#b91c1c;border-radius:999px;padding:0 8px}
@media(max-width:700px){.topbar-search{display:none}.bell{margin-left:auto}}
.cert-verify{display:flex;gap:12px;align-items:center;justify-content:center;margin-top:16px;font-size:.78rem;color:var(--muted);text-align:left}.cert-verify #cert-qr{line-height:0}

.bars-thin{gap:3px}.bars-thin .bar-col{min-width:0}

/* new question types */
.q-img{max-width:100%;max-height:340px;border-radius:12px;border:1px solid var(--line);margin:6px 0 12px;display:block}
.quiz-section{margin:0;padding:12px 20px;background:#f1f5f9;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.fill-text{line-height:2.2}.fill{display:inline-block;width:150px;margin:0 6px;padding:4px 10px;border-radius:8px;border:1px solid #cbd5e1;border-bottom:2px solid var(--brand);font:inherit}
.fill.fill-ok{background:#dcfce7;border-color:#86efac}.fill.fill-bad{background:#fee2e2;border-color:#fecaca}
.match-list{display:grid;gap:8px}.match-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:8px 12px;border:1px solid var(--line);border-radius:10px}
.match-left{flex:1 1 200px;font-weight:600;color:var(--ink)}.match-arrow{color:var(--muted)}.match-row select{flex:1 1 200px;width:auto}.match-right{flex:1 1 200px}
.match-row.is-right{background:#dcfce7;border-color:#86efac}.match-row.is-wrong{background:#fef2f2;border-color:#fecaca}
.res-stat.res-wait{background:#d9eccc;color:#14532d}.quiz-q.res-wait{border-left:5px solid #2f8f45;background:#fafaff}.res-badge-wait{background:#2f8f45;color:#fff}

.grade-box{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end;margin-top:10px;padding:12px;background:#eaf5e4;border-radius:12px}.grade-box label{font-size:.82rem;font-weight:600}.grade-box input[type=number]{width:90px}
.rules code,.form-body code,.card code{white-space:normal;overflow-wrap:anywhere;word-break:break-word}
.rules{overflow-wrap:anywhere}

/* certificate design picker */
.design-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.design-card{position:relative;display:grid;gap:6px;padding:10px;border:2px solid var(--line);border-radius:14px;cursor:pointer;background:#fff;align-content:start}
.design-card input{position:absolute;opacity:0}
.design-card:has(input:checked){border-color:var(--brand);box-shadow:0 0 0 3px #bfe0b0}
.design-prev{display:block;position:relative;width:100%;aspect-ratio:1123/794;overflow:hidden;border-radius:8px;background:#eef0f6;border:1px solid var(--line)}
.design-prev iframe{position:absolute;left:0;top:0;width:1123px;height:794px;border:0;transform-origin:top left;transform:scale(.25);pointer-events:none}
.design-card strong{color:var(--ink)}
.form-card.cert-wide{max-width:none;width:100%}
.cert-wide .design-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}

/* Certificate design editor */
.inline-pick{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}.inline-pick label{margin:0}.inline-pick select{max-width:280px}
.style-edit{display:grid;grid-template-columns:minmax(260px,340px) 1fr;gap:24px;align-items:start}
.color-grid{display:grid;gap:10px;margin-bottom:14px}
.color-field{display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:500;margin:0}.color-field input{width:52px;height:36px;padding:2px;border-radius:8px;cursor:pointer}
.style-prev{position:relative;overflow:hidden;border:1px solid var(--border,#e3e6ef);border-radius:12px;background:#fff}
.style-prev iframe{position:absolute;left:0;top:0;width:1123px;height:794px;border:0;transform-origin:top left;pointer-events:none}
@media(max-width:860px){.style-edit{grid-template-columns:1fr}}

/* Settings → Security: card bodies outside .form-card need their own padding */
.card>.form-body{padding:20px}
.card-head .grow{flex:1 1 280px;min-width:0}
.card>.form-body>form>.btn{min-width:240px}
.tf-setup{display:flex;gap:28px;align-items:flex-start;flex-wrap:wrap}
@media(max-width:640px){.card>.form-body{padding:16px}.card>.form-body>form>.btn{width:100%;min-width:0}.checklist{padding:4px 16px 10px}}

@media(max-width:640px){.actions .btn{text-align:center;justify-content:center;white-space:normal}}

/* Batch student picker */
.pick-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:10px}
.pick-bar input[type=search]{flex:1 1 220px;min-width:0}
.pick-bar .chip{display:inline-flex;align-items:center;gap:6px;font-weight:500;font-size:.85rem;margin:0;padding:8px 12px;border:1px solid var(--line);border-radius:999px;cursor:pointer;background:#fff}
.pick-bar .chip input{width:auto;margin:0}
.pick-list{max-height:360px;overflow:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
.pick-row{display:flex;align-items:center;gap:12px;padding:9px 14px;border-bottom:1px solid var(--line);cursor:pointer;margin:0;font-weight:500}
.pick-row:last-child{border:0}.pick-row:hover{background:#f8fafc}.pick-row.sel{background:var(--brand-soft)}
.pick-row>input{width:auto;margin:0;flex:none}.pick-row .pw{flex:1;min-width:0}.pick-row .pw b{display:block;font-weight:600;color:var(--ink)}.pick-row .pw small{color:var(--muted);font-weight:400;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pick-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-top:12px}
.pick-empty{padding:22px;text-align:center;color:var(--muted)}
.pick-alt{margin-top:14px}.pick-alt summary{cursor:pointer;color:var(--muted);font-size:.88rem}

/* Reports: charts */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
.kpi{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:16px 18px}.kpi small{display:block;color:var(--muted);font-weight:600;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}
.kpi strong{display:block;font-size:1.7rem;color:var(--ink);line-height:1.2;margin:2px 0}.kpi em{font-style:normal;font-size:.78rem}
.chart-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:20px}.chart-grid .card{margin:0}.chart-card.wide{grid-column:1/-1}
.chart{padding:10px 16px 16px;min-width:0}.chart svg{display:block;max-width:100%}
.chart-empty{padding:50px 10px;text-align:center;color:var(--muted)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:.84rem;color:var(--text)}.legend i,.chart-tip i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px}
.chart-tip{position:fixed;z-index:80;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 24px rgba(16,38,26,.18);padding:8px 12px;font-size:.82rem;color:var(--text);pointer-events:none;max-width:260px}.chart-tip b{display:block;color:var(--ink);margin-bottom:2px}.chart-tip strong{color:var(--ink);margin-left:4px}
.hbars{display:grid;gap:14px;padding:16px 20px 20px}.hb-top{display:flex;justify-content:space-between;gap:12px;font-size:.88rem;margin-bottom:5px}.hb-name{color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hb-top strong{color:var(--ink)}
.hb-track{height:10px;background:#eef0f5;border-radius:999px;overflow:hidden}.hb-track i{display:block;height:100%;background:#2a78d6;border-radius:999px}
@media(max-width:900px){.kpis{grid-template-columns:repeat(2,1fr)}.chart-grid{grid-template-columns:1fr}}
@media(max-width:640px){.kpis{gap:10px}.kpi{padding:12px 14px}.kpi strong{font-size:1.35rem}.chart{padding:6px 8px 12px}}

/* Profile photo block */
.photo-field{display:flex;gap:22px;align-items:center;padding:18px 20px;margin-bottom:18px;background:var(--brand-soft);border:1px dashed #bfe0b0;border-radius:14px}
.photo-field>div:not(.avatar){flex:1;min-width:0;display:flex;flex-direction:column;gap:8px}
.photo-field>.avatar{flex:none}
.photo-field>div>label:first-child{margin:0}
.photo-field .avatar.xl{width:96px;height:96px;font-size:2.2rem;border:3px solid #fff;box-shadow:0 4px 14px rgba(16,38,26,.18)}
.photo-field input[type=file]{padding:8px;background:#fff;max-width:420px}
.photo-field input[type=file]::file-selector-button{margin-right:12px;border:0;border-radius:8px;padding:7px 14px;background:var(--brand);color:#fff;font:inherit;font-weight:600;cursor:pointer}
.me-card .avatar.xl{width:96px;height:96px;border:3px solid #fff;box-shadow:0 4px 14px rgba(16,38,26,.18)}
@media(max-width:640px){.photo-field{flex-direction:column;text-align:center;padding:16px}.photo-field>div:not(.avatar){align-items:center;width:100%}.photo-field input[type=file]{max-width:100%}}

/* Topbar: search + bell + user stay together on the right */
.topbar-search~.topbar-user,.bell~.topbar-user{margin-left:0}
.topbar-search{margin-right:0}
.bell{margin-right:0}
.topbar-user{padding-left:6px}

/* Home page: own hero image, about section */
.hero-photo{position:relative;z-index:2;display:grid;place-items:center}
.hero-photo img{max-width:100%;max-height:480px;border-radius:20px;box-shadow:0 30px 70px rgba(0,0,0,.4);object-fit:cover;animation:mtFloat 5s ease-in-out infinite}
@keyframes mtFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.about{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center}
.about.no-img{grid-template-columns:1fr;max-width:760px}
.about-left .about-copy{order:2}
.about h2{font-size:clamp(1.7rem,3.5vw,2.3rem);font-weight:800;margin-bottom:12px}
.about p{color:var(--muted);margin:0 0 16px}
.about-list{list-style:none;padding:0;margin:0 0 22px;display:grid;gap:10px}
.about-list li{display:flex;gap:10px;align-items:center;color:var(--ink);font-weight:500}.about-list .ico{color:var(--brand)}
.about-img img{width:100%;border-radius:20px;box-shadow:var(--shadow);display:block}
.course .btn{margin-top:6px;justify-content:center}
@media(max-width:900px){.about{grid-template-columns:1fr;gap:26px}.about-left .about-copy{order:0}.stats-grid{grid-template-columns:repeat(2,1fr)!important}.hero-photo{margin-top:10px}}

/* Admin: home page editor */
.hp-bar{display:flex;gap:16px;justify-content:space-between;align-items:center;flex-wrap:wrap;padding:16px 20px}
.hp-sec{margin-bottom:14px}
.hp-sec>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:16px 20px}
.hp-sec>summary::-webkit-details-marker{display:none}
.hp-sec>summary h2{font-size:1.05rem}
.hp-sec>summary::after{content:"+";margin-left:auto;font-size:1.5rem;color:var(--brand);font-weight:700;line-height:1}
.hp-sec[open]>summary::after{content:"\2212"}
.hp-sec[open]>summary{border-bottom:1px solid var(--line)}
.hp-n{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:var(--brand-soft);color:var(--brand);font-weight:800;flex:none}
.hp-sec .form-body{padding:8px 22px 22px}
.hp-btn{display:grid;grid-template-columns:170px 1fr 1.4fr;gap:10px;align-items:center;margin-top:10px}
.hp-btn .check{margin:0}
.hp-feat{display:grid;grid-template-columns:140px 1fr 1.6fr;gap:10px;margin-top:10px}
.hp-radio{display:flex;gap:22px;flex-wrap:wrap;margin-bottom:6px}
.hp-img{display:flex;gap:16px;align-items:center;padding:14px;margin-top:8px;background:var(--brand-soft);border:1px dashed #bfe0b0;border-radius:14px}
.hp-img>div:last-child{flex:1;min-width:0}.hp-img label:first-child{margin-top:0}
.hp-img-prev{width:150px;height:96px;flex:none;border-radius:12px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden}
.hp-img-prev img{width:100%;height:100%;object-fit:cover;display:block}
.hp-img-prev img[hidden]{display:none}
.hp-save{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin:18px 0 8px;position:sticky;bottom:0;padding:12px 0;background:linear-gradient(transparent,var(--bg) 35%)}
.hp-reset{margin:10px 0 30px}
input[type=range]{padding:0;accent-color:var(--brand)}
@media(max-width:800px){.hp-btn,.hp-feat{grid-template-columns:1fr}.hp-img{flex-direction:column;align-items:stretch}.hp-img-prev{width:100%}}

.hp-preview{margin:6px 0 16px;overflow:hidden}
.hp-dev{display:flex;gap:6px}.hp-dev button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 12px;font:inherit;font-size:.85rem;font-weight:600;cursor:pointer}.hp-dev button:hover{background:var(--brand-soft);color:var(--brand)}
.hp-frame{background:#e9eee6;padding:14px;display:flex;justify-content:center}
.hp-frame iframe{width:100%;height:680px;border:1px solid var(--line);border-radius:10px;background:#fff;transition:width .25s}

/* Hero: keep the 3D scene inside the screen and clear of the text */
@media(min-width:1001px){
  .hero3d .hero-inner{gap:20px}
  .hero3d .lead{max-width:470px}
  .hero3d .scene{transform:scale(.8) translateX(-90px);transform-origin:center}
}
.hero3d .card3d.main{box-shadow:none}
.hero3d .card3d.main .mock{box-shadow:0 18px 40px rgba(0,0,0,.35)}

.main-shot{display:block;width:100%;border-radius:18px;box-shadow:0 18px 40px rgba(0,0,0,.35);aspect-ratio:16/10;object-fit:cover}
.hp-nums{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.hp-nums>div{display:grid;gap:6px}
.hp-card{margin-top:16px;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:#fafcf8}.hp-card>.check{margin:0 0 4px}
@media(max-width:700px){.hp-nums{grid-template-columns:1fr}}
.r2-bar{height:8px;border-radius:99px;background:var(--brand-soft);overflow:hidden;margin:8px 0 4px}.r2-bar i{display:block;height:100%;width:0;background:var(--brand);transition:width .2s}
.cors-box{background:#f6f8fa;border:1px solid #d8dee4;border-radius:8px;padding:10px 12px;font-size:.8rem;overflow:auto;margin:8px 0 0}
/* protected student player */
.player-wrap{position:relative;background:#000;line-height:0;-webkit-user-select:none;user-select:none}
.player-wrap video,.player-wrap .player-frame{width:100%;display:block}
.player-wrap .wm{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:3}
.player-wrap .wm span{position:absolute;color:rgba(255,255,255,.3);font:600 13px/1.2 system-ui,sans-serif;text-shadow:0 0 3px rgba(0,0,0,.7);white-space:nowrap;animation:wmmove 22s linear infinite}
.player-wrap .wm span:nth-child(1){top:12%;left:-30%}
.player-wrap .wm span:nth-child(2){top:48%;left:-30%;animation-delay:-8s;animation-duration:28s}
.player-wrap .wm span:nth-child(3){top:80%;left:-30%;animation-delay:-15s;animation-duration:25s}
@keyframes wmmove{from{transform:translateX(0)}to{transform:translateX(220%)}}
.player-wrap .pw-shield{position:absolute;inset:0;background:#000;color:#fff;display:none;place-items:center;text-align:center;z-index:5;line-height:1.5;padding:20px;cursor:pointer}
.player-wrap .pw-shield.on{display:grid}
.player-wrap .pw-fs{position:absolute;top:8px;right:8px;z-index:4;background:rgba(0,0,0,.55);color:#fff;border:0;border-radius:6px;padding:4px 9px;font-size:1rem;cursor:pointer;line-height:1.4}
@media print{.player-wrap{display:none!important}}

/* dashboard cards that open their page */
a.stat-card.link{color:inherit;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .15s}
a.stat-card.link:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:0 8px 22px rgba(16,38,26,.12)}
a.stat-card.link:focus-visible{outline:3px solid var(--brand);outline-offset:2px}

/* phones: header logo fits the header, welcome banner stacks, lesson Previous/Next row can wrap */
@media(max-width:640px){
  .nav-inner{height:68px}
  .nav .brand-logo{height:56px!important}
  .welcome{flex-direction:column;align-items:flex-start}
  .welcome .grow{flex:1 1 auto;width:100%}
  .welcome .btn{width:100%;justify-content:center}
  .lesson-nav{flex-wrap:wrap;gap:10px;align-items:center}
}

/* ---- Admin > System monitor ---- */
.sm-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.sm-live{display:flex;align-items:center;gap:8px}.sm-actions{display:flex;gap:8px}
.sm-dot{width:10px;height:10px;border-radius:50%;background:#16a34a;box-shadow:0 0 0 0 rgba(22,163,74,.5);animation:smPulse 1.8s infinite}
.sm-dot.off{background:#dc2626;animation:none}
@keyframes smPulse{0%{box-shadow:0 0 0 0 rgba(22,163,74,.5)}70%{box-shadow:0 0 0 9px rgba(22,163,74,0)}100%{box-shadow:0 0 0 0 rgba(22,163,74,0)}}
.sm-banner{border-radius:12px;padding:12px 16px;margin-bottom:18px;border:1px solid;font-size:.92rem}
.sm-banner ul{margin:6px 0 0 18px;padding:0}.sm-banner li{margin:2px 0}
.sm-b-ok{background:#f0fdf4;border-color:#bbf7d0;color:#166534}.sm-b-warn{background:#fffbeb;border-color:#fde68a;color:#92400e}.sm-b-bad{background:#fef2f2;border-color:#fecaca;color:#991b1b}
.sm-stats .stat-card{align-items:flex-start}.sm-fill{flex:1;min-width:0}.sm-fill strong{display:block}
.sm-bar{height:8px;background:#e8edf3;border-radius:99px;overflow:hidden;margin:8px 0 6px}
.sm-bar i{display:block;height:100%;width:2%;border-radius:99px;transition:width .5s,background .3s}
.sm-ok{background:#22a447}.sm-warn{background:#f59e0b}.sm-bad{background:#dc2626}
.sm-grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.sm-grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:18px}
.sm-grid2>.card,.sm-grid3>.card{margin-bottom:0}
.sm-chart{padding:8px 18px 16px}.sm-chart svg{width:100%;height:130px;display:block;background:linear-gradient(#f8fafc,#fff);border-radius:10px}
.sm-grid line,line.sm-grid{stroke:#e2e8f0;stroke-width:1;stroke-dasharray:3 4;vector-effect:non-scaling-stroke}
.sm-list{list-style:none;margin:0;padding:6px 18px 12px}.sm-list li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:9px 0;border-bottom:1px solid var(--line);font-size:.9rem}
.sm-list li:last-child{border-bottom:0}.sm-list li>span:first-child{color:var(--muted)}.sm-list strong{text-align:right;word-break:break-word}
.sm-sub{border-top:1px solid var(--line)}
.sm-chips{display:flex;flex-wrap:wrap;gap:6px;padding:4px 18px 18px}
@media(max-width:1100px){.sm-grid3{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.sm-grid2,.sm-grid3{grid-template-columns:1fr}}

.sm-tabs{display:flex;gap:6px;margin:0 0 12px;flex-wrap:wrap}
.sm-tab{border:1px solid var(--line);background:#fff;color:var(--ink);padding:7px 14px;border-radius:999px;font-weight:600;font-size:.85rem;cursor:pointer}
.sm-tab.active{background:var(--brand);border-color:var(--brand);color:#fff}
.sm-chart{position:relative}
.sm-empty{position:absolute;inset:8px 18px 38px;display:grid;place-items:center;color:var(--muted);font-size:.85rem;margin:0;pointer-events:none}
.sm-empty[hidden]{display:none}
.sm-axis{display:flex;justify-content:space-between;font-size:.74rem;color:var(--muted);margin-top:6px}
.sm-note{padding:6px 18px 18px;margin:0;font-size:.88rem;line-height:1.5;text-align:left}

/* extra stat-card colours */
.c5{background:#dbeafe;color:#1d4ed8}.c6{background:#ede9fe;color:#6d28d9}.c7{background:#ccfbf1;color:#0f766e}.c8{background:#ffedd5;color:#c2410c}.c9{background:#e0e7ff;color:#4338ca}.c10{background:#fee2e2;color:#b91c1c}