/* shared by login.html and book-course.html */
body.light{background:#f3f6fc;color:var(--navy)}
header .links a[aria-current=page]::after{width:100%}
.err-t{color:#c2260c}
/* ---------- login ---------- */
.au{display:grid;grid-template-columns:1.05fr .95fr;min-height:calc(100vh - 78px)}
.au-l{position:relative;isolation:isolate;overflow:hidden;color:#fff;background:radial-gradient(800px 460px at 85% 20%,#1b3c9a 0%,transparent 60%),linear-gradient(135deg,#0c2a6b,#0a2347 60%,#071733);display:flex;flex-direction:column;justify-content:center;padding:64px clamp(28px,6vw,90px)}
.au-l::before{content:"";position:absolute;inset:0;z-index:-1;background-image:radial-gradient(rgba(255,255,255,.14) 1.5px,transparent 1.6px);background-size:26px 26px;-webkit-mask-image:linear-gradient(90deg,#000,transparent 80%);mask-image:linear-gradient(90deg,#000,transparent 80%)}
.au-l .ring{position:absolute;z-index:-1;border-radius:50%;border:2px solid rgba(200,218,46,.25);width:480px;height:480px;left:-180px;bottom:-220px}
.au-l h1{font:800 clamp(2.1rem,4vw,3.4rem)/1.08 var(--head);letter-spacing:-.02em;margin:0 0 16px}
.au-l h1 em{font-style:normal;color:var(--lime)}
.au-l>p{color:var(--mute);line-height:1.7;max-width:46ch;margin:0 0 34px}
.dash{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(8px);border-radius:22px;padding:22px;max-width:420px;box-shadow:0 30px 60px rgba(0,0,0,.3)}
.dash .r{display:flex;align-items:center;justify-content:space-between;gap:12px}
.dash small{color:var(--mute);font-size:.82rem}
.dash b{font-size:1rem}
.dash .bar{height:9px;border-radius:9px;background:rgba(255,255,255,.18);margin:14px 0 8px;overflow:hidden}
.dash .bar span{display:block;height:100%;width:68%;background:var(--lime);border-radius:9px}
.dash .live{display:inline-flex;align-items:center;gap:7px;font-size:.78rem;font-weight:700;background:#fff;color:var(--navy);padding:5px 11px;border-radius:99px}
.dash .live i{width:8px;height:8px;border-radius:50%;background:#ef4444;animation:pulse 2s infinite}
.dash .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.dash .row2 div{background:rgba(255,255,255,.1);border-radius:14px;padding:12px 14px}
.dash .row2 strong{display:block;font:800 1.4rem var(--head);color:var(--lime)}
.au-r{display:flex;align-items:center;justify-content:center;padding:48px 24px;background:#fff}
.box{width:100%;max-width:440px}
.box h2{font:800 clamp(1.7rem,3vw,2.2rem)/1.1 var(--head);letter-spacing:-.02em;margin:0 0 8px}
.box>p{margin:0 0 26px;color:#4b5a78;line-height:1.6}
.fl{margin-bottom:18px}
.fl label{display:block;font-weight:700;font-size:.9rem;margin-bottom:7px}
.inp{position:relative}
.inp>svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);width:19px;height:19px;color:#6b7a96;pointer-events:none}
.inp input{width:100%;font:500 1rem var(--body);padding:14px 16px 14px 46px;border:1.5px solid #d6deee;border-radius:12px;background:#f8faff;color:var(--navy);transition:border-color .2s,box-shadow .2s,background .2s}
.inp input:focus{outline:none;border-color:var(--navy);background:#fff;box-shadow:0 0 0 4px rgba(200,218,46,.45)}
.inp input[aria-invalid=true]{border-color:#c2260c;background:#fff6f4}
.eye{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:38px;height:38px;border:0;background:none;border-radius:10px;color:#6b7a96;cursor:pointer;display:grid;place-items:center}
.eye:hover{background:#eef2fa;color:var(--navy)}
.eye svg{width:20px;height:20px}
.fe{display:block;min-height:0;font-size:.84rem;color:#c2260c;margin-top:6px}
.fe:empty{display:none}
.opts{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:2px 0 22px;font-size:.92rem}
.opts label{display:inline-flex;gap:9px;align-items:center;cursor:pointer;font-weight:500}
.opts input{width:18px;height:18px;accent-color:var(--navy)}
.opts a{font-weight:700;text-decoration:underline;text-underline-offset:3px}
.alert{display:none;gap:12px;align-items:flex-start;background:#fff1ee;border:1.5px solid #f3b3a6;color:#8a1a06;border-radius:14px;padding:14px 16px;margin-bottom:20px;font-size:.95rem;line-height:1.5}
.alert.show{display:flex;animation:shake .45s}
.alert svg{flex:none;width:22px;height:22px;margin-top:1px}
.alert b{display:block}
@keyframes shake{20%,60%{transform:translateX(-7px)}40%,80%{transform:translateX(7px)}}
.sub-btn{width:100%;justify-content:center;background:var(--navy);color:#fff;padding:15px 24px;font-size:1.05rem}
.sub-btn:hover{background:var(--navy2)}
.sub-btn[disabled]{opacity:.75;cursor:progress}
.spin{width:18px;height:18px;border-radius:50%;border:3px solid rgba(255,255,255,.35);border-top-color:#fff;animation:spin 0.8s linear infinite;display:none}
.sub-btn.load .spin{display:inline-block}
.sub-btn.load svg{display:none}
.swap{text-align:center;margin:24px 0 0;color:#4b5a78}
.swap a{color:var(--navy);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.help2{display:none;margin-top:16px;background:#f3f6fc;border-radius:12px;padding:12px 14px;font-size:.9rem;color:#3b4a68}
.help2.show{display:block}
.help2 a{font-weight:700;text-decoration:underline}
/* ---------- booking ---------- */
.bk-hero{position:relative;isolation:isolate;overflow:hidden;background:radial-gradient(800px 360px at 85% 0,#1b3c9a 0%,transparent 60%),linear-gradient(135deg,#0c2a6b,#0a2347 60%,#071733);color:#fff;padding:56px 0 110px;text-align:center}
.bk-hero::before{content:"";position:absolute;inset:0;z-index:-1;background-image:radial-gradient(rgba(255,255,255,.13) 1.5px,transparent 1.6px);background-size:26px 26px;-webkit-mask-image:radial-gradient(ellipse at 50% 0,#000,transparent 75%);mask-image:radial-gradient(ellipse at 50% 0,#000,transparent 75%)}
.bk-hero h1{font:800 clamp(2rem,4.6vw,3.4rem)/1.08 var(--head);letter-spacing:-.02em;margin:14px auto 12px;max-width:18ch}
.bk-hero h1 em{font-style:normal;color:var(--lime)}
.bk-hero p{margin:0 auto;color:var(--mute);max-width:54ch;line-height:1.65}
.bk{display:grid;grid-template-columns:1fr 340px;gap:28px;align-items:start;margin-top:-70px;padding-bottom:90px;position:relative}
.card2{background:#fff;border-radius:26px;box-shadow:0 30px 70px rgba(10,35,71,.16);padding:34px}
.steps{list-style:none;margin:0 0 30px;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;counter-reset:s}
.steps li{position:relative;display:flex;align-items:center;gap:10px;font-weight:700;font-size:.92rem;color:#7a89a6}
.steps li::before{counter-increment:s;content:counter(s);flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#eef2fa;color:#7a89a6;transition:.3s}
.steps li::after{content:"";position:absolute;left:44px;right:8px;bottom:-12px;height:4px;border-radius:4px;background:#e3e9f5}
.steps li.cur,.steps li.done{color:var(--navy)}
.steps li.cur::before{background:var(--navy);color:#fff;box-shadow:0 0 0 5px rgba(10,35,71,.12)}
.steps li.done::before{content:"✓";background:var(--lime);color:var(--ink)}
.steps li.done::after,.steps li.cur::after{background:var(--lime)}
.panel2{display:none}
.panel2.on{display:block;animation:fade .35s}
@keyframes fade{from{opacity:0;transform:translateY(10px)}}
.panel2 h2{font:800 1.6rem var(--head);margin:0 0 6px}
.panel2>p{margin:0 0 22px;color:#4b5a78}
.cp{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.cp label{position:relative;cursor:pointer;display:block}
.cp input{position:absolute;opacity:0;inset:0}
.cp .ci2{display:flex;gap:14px;align-items:flex-start;height:100%;padding:16px;border:2px solid #e1e7f2;border-radius:16px;transition:.2s;background:#fff}
.cp .sw{flex:none;width:46px;height:46px;border-radius:13px;background:linear-gradient(135deg,var(--a),var(--b));display:grid;place-items:center;color:#fff}
.cp .sw svg{width:22px;height:22px}
.cp b{display:block;font:700 1rem/1.25 var(--head)}
.cp small{display:block;color:#5a6a88;font-size:.82rem;margin-top:4px}
.cp em{font-style:normal;font-weight:800;color:var(--navy)}
.cp label:hover .ci2{border-color:#9fb0d4}
.cp input:checked+.ci2{border-color:var(--navy);background:#f6f9ff;box-shadow:0 10px 26px rgba(10,35,71,.12)}
.cp input:checked+.ci2::after{content:"✓";position:absolute;right:12px;top:12px;width:24px;height:24px;border-radius:50%;background:var(--lime);color:var(--ink);font-weight:800;display:grid;place-items:center;font-size:.85rem}
.cp input:focus-visible+.ci2{outline:3px solid var(--navy);outline-offset:2px}
.gr{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.gr .full{grid-column:1/-1}
.gr label.l,.gr .l{display:block;font-weight:700;font-size:.9rem;margin-bottom:7px}
.gr input[type=text],.gr input[type=email],.gr input[type=tel],.gr select,.gr textarea{width:100%;font:500 1rem var(--body);padding:13px 15px;border:1.5px solid #d6deee;border-radius:12px;background:#f8faff;color:var(--navy);transition:.2s}
.gr textarea{min-height:92px;resize:vertical}
.gr input:focus,.gr select:focus,.gr textarea:focus{outline:none;border-color:var(--navy);background:#fff;box-shadow:0 0 0 4px rgba(200,218,46,.45)}
.gr [aria-invalid=true]{border-color:#c2260c;background:#fff6f4}
.pills{display:flex;flex-wrap:wrap;gap:10px}
.pills label{position:relative;cursor:pointer}
.pills input{position:absolute;opacity:0;inset:0}
.pills span{display:inline-block;padding:11px 18px;border:2px solid #e1e7f2;border-radius:99px;font-weight:700;font-size:.92rem;transition:.2s}
.pills input:checked+span{background:var(--navy);border-color:var(--navy);color:#fff}
.pills input:focus-visible+span{outline:3px solid var(--navy);outline-offset:2px}
.rev{display:grid;gap:0;border:1.5px solid #e1e7f2;border-radius:16px;overflow:hidden;margin-bottom:20px}
.rev div{display:flex;justify-content:space-between;gap:16px;padding:13px 18px;font-size:.95rem}
.rev div:nth-child(odd){background:#f8faff}
.rev span{color:#5a6a88}
.rev b{text-align:right}
.chk{display:flex;gap:12px;align-items:flex-start;font-size:.93rem;line-height:1.5;color:#3b4a68;cursor:pointer}
.chk input{margin-top:3px;width:19px;height:19px;accent-color:var(--navy);flex:none}
.acts{display:flex;justify-content:space-between;gap:12px;margin-top:28px}
.acts .btn{padding:14px 26px}
.btn-back{background:#eef2fa;color:var(--navy)}
.btn-back:hover{background:#dfe6f3}
.acts .btn-lime{box-shadow:none}
.acts [hidden]{display:none}
.side{position:sticky;top:calc(98px + env(safe-area-inset-top,0px));display:grid;gap:18px}
.sel{background:var(--navy);color:#fff;border-radius:22px;padding:24px;position:relative;overflow:hidden}
.sel::after{content:"";position:absolute;right:-34px;top:-34px;width:120px;height:120px;border-radius:50%;border:14px solid rgba(200,218,46,.28)}
.sel small{color:var(--mute);font-size:.82rem;text-transform:uppercase;letter-spacing:.1em}
.sel h3{font:800 1.3rem/1.2 var(--head);margin:8px 0 14px;position:relative;z-index:1}
.sel .ln{display:flex;justify-content:space-between;padding:9px 0;border-top:1px solid rgba(255,255,255,.16);font-size:.93rem;color:var(--mute)}
.sel .ln b{color:#fff}
.sel .tot b{font:800 1.5rem var(--head);color:var(--lime)}
.nx{background:#fff;border-radius:22px;padding:24px;box-shadow:0 10px 30px rgba(10,35,71,.08)}
.nx h3{font:800 1.1rem var(--head);margin:0 0 14px}
.nx ol{list-style:none;margin:0;padding:0;display:grid;gap:14px;counter-reset:n}
.nx li{display:flex;gap:12px;align-items:flex-start;color:#4b5a78;font-size:.93rem;line-height:1.5}
.nx li::before{counter-increment:n;content:counter(n);flex:none;width:28px;height:28px;border-radius:50%;background:var(--lime);color:var(--ink);font-weight:800;display:grid;place-items:center;font-size:.85rem}
.nx b{color:var(--navy)}
.thx{display:none;text-align:center;padding:30px 10px 10px}
.thx.show{display:block;animation:fade .5s}
.thx .ok2{width:96px;height:96px;margin:0 auto 20px;border-radius:50%;background:var(--lime);display:grid;place-items:center;color:var(--ink);box-shadow:0 0 0 12px rgba(200,218,46,.3)}
.thx .ok2 svg{width:48px;height:48px;stroke-dasharray:40;stroke-dashoffset:40;animation:draw .7s .25s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.thx h2{font:800 clamp(1.8rem,3.6vw,2.5rem)/1.1 var(--head);margin:0 0 10px}
.thx p{color:#4b5a78;line-height:1.7;max-width:46ch;margin:0 auto 22px}
.thx .rev{max-width:440px;margin:0 auto 26px;text-align:left}
.thx .cta{justify-content:center}
.thx .btn-ghost{border-color:var(--navy);color:var(--navy)}
.thx .btn-ghost:hover{background:#eef2fa}
.cf{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.cf i{position:absolute;top:-12px;width:9px;height:14px;border-radius:2px;animation:fall 2.6s ease-in forwards}
@keyframes fall{to{transform:translateY(520px) rotate(540deg);opacity:0}}
/* mini footer */
.mf{background:#071733;color:var(--mute);padding:34px 0 26px}
.mf .row{display:flex;flex-wrap:wrap;gap:18px 34px;justify-content:space-between;align-items:center}
.mf .lg{background:#fff;border-radius:12px;padding:8px 14px;display:inline-block}
.mf .lg img{height:38px;width:auto;display:block}
.mf nav{display:flex;flex-wrap:wrap;gap:8px 24px}
.mf a:hover{color:var(--lime)}
.mf .bt{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:.9rem}
.mf .bt b{color:var(--lime)}
.mf .bt a{color:#fff;font-weight:700}
@media(max-width:1020px){
 .bk{grid-template-columns:1fr;margin-top:-60px}
 .side{position:static;grid-template-columns:1fr 1fr}
 .au{grid-template-columns:1fr}
 .au-l{padding:48px 24px}.dash{display:none}
 .au-l>p{margin-bottom:0}
}
@media(max-width:640px){
 .card2{padding:22px 18px;border-radius:22px}
 .steps{gap:6px}.steps li{flex-direction:column;align-items:flex-start;gap:8px;font-size:.78rem}.steps li::after{left:0;right:0;bottom:-10px}
 .cp,.gr{grid-template-columns:1fr}
 .side{grid-template-columns:1fr}
 .acts .btn{flex:1;justify-content:center;padding:14px 16px}
 .rev div{flex-direction:column;gap:2px}.rev b{text-align:left}
 .au-r{padding:36px 18px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important}}