/* Goal Hunter ติวติดปีก — สไตล์หลักของเว็บ (มือถือเป็นหลัก) */
:root{
  --green:#0f8a4b;--green-d:#0a5f34;--green-l:#e7f6ee;--green-xl:#f2faf5;
  --gold:#f5b301;--gold-d:#c48f00;--gold-l:#fff4d6;
  --sky:#2f80ed;--sky-l:#e8f1fd;--pink:#e2457a;--pink-l:#fde8ef;--purple:#7c4dff;--purple-l:#efe9ff;--orange:#f2762e;--orange-l:#fdeee4;
  --ink:#14231b;--muted:#5b6b62;--line:#dfe7e2;--bg:#f6faf7;--card:#fff;
  --red:#d32f2f;--red-l:#fdecea;
  --r:18px;--shadow:0 6px 20px rgba(10,60,30,.07);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Sarabun',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;font-size:1rem}
main{flex:1}
h1,h2,h3,h4,.f,.btn,.tag,.brand,.pill{font-family:'Prompt',sans-serif}
h1{font-size:1.75rem;line-height:1.25}h2{font-size:1.35rem;line-height:1.3}h3{font-size:1.05rem;line-height:1.35}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
button{font:inherit;color:inherit}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}
.muted{color:var(--muted)}
.small{font-size:.88rem}
.center{text-align:center}
.sr{position:absolute;left:-9999px}

/* ---------- แถบหัว ---------- */
.nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:10px;height:60px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:1.05rem;color:var(--green-d);white-space:nowrap}
.brand small{display:block;font-weight:600;font-size:.68rem;color:var(--muted);margin-top:-3px}
.badge{width:36px;height:36px;border-radius:50%;background:var(--green);display:grid;place-items:center;box-shadow:0 0 0 3px var(--green-l);flex:0 0 36px}
.badge svg{width:19px;height:19px}
.nav .links{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav .links a{font-family:'Prompt';font-size:.92rem;color:var(--muted);padding:8px 10px;border-radius:999px}
.nav .links a:hover,.nav .links a.on{color:var(--green-d);background:var(--green-l)}
.nav .acct{margin-left:4px;background:var(--green);color:#fff!important;padding:8px 14px!important;font-weight:600}
.nav .acct.in{background:var(--gold-l);color:#6b4d00!important}
.nav .burger{display:none;margin-left:auto;border:0;background:none;width:42px;height:42px;border-radius:12px;cursor:pointer;font-size:1.5rem;line-height:1}
.menu{display:none;position:fixed;inset:60px 0 0 0;background:#fff;z-index:39;padding:10px 16px 30px;overflow:auto}
.menu.open{display:block}
.menu a{display:flex;align-items:center;gap:12px;padding:14px 12px;border-bottom:1px solid var(--line);font-family:'Prompt';font-size:1.05rem}
.menu a .ic{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:1.2rem;background:var(--green-l)}
.menu .chat{margin-top:14px;justify-content:center}
@media(max-width:820px){.nav .links{display:none}.nav .burger{display:block}.brand small{display:none}}

/* ---------- ปุ่ม ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:700;border:2px solid transparent;cursor:pointer;font-size:1rem;transition:.15s;text-align:center;line-height:1.2}
.btn:active{transform:translateY(2px)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-g{background:var(--green);color:#fff;box-shadow:0 4px 0 var(--green-d)}.btn-g:hover{background:var(--green-d)}
.btn-y{background:var(--gold);color:#3a2a00;box-shadow:0 4px 0 var(--gold-d)}
.btn-o{background:#fff;border-color:var(--line);color:var(--ink)}.btn-o:hover{border-color:var(--green)}
.btn-fb{background:#0084ff;color:#fff;box-shadow:0 4px 0 #0064c2}
.btn-sm{padding:8px 14px;font-size:.9rem}
.btn-block{width:100%}
.btn:active{box-shadow:none}

/* ---------- การ์ด / แท็ก ---------- */
.two-col{display:grid;gap:14px;grid-template-columns:2fr 1fr;align-items:start}
@media(max-width:820px){.two-col{grid-template-columns:1fr}}
b,strong{font-weight:700}
.card{background:var(--card);border-radius:var(--r);padding:18px;box-shadow:var(--shadow)}
.tag{display:inline-block;font-size:.75rem;border-radius:999px;padding:2px 10px;background:var(--green-l);color:var(--green-d);font-weight:600;line-height:1.6}
.tag.gold{background:var(--gold-l);color:#8a6200}.tag.red{background:var(--red-l);color:#c62828}.tag.sky{background:var(--sky-l);color:#1b5fb8}.tag.pink{background:var(--pink-l);color:#b0245a}.tag.purple{background:var(--purple-l);color:#5a32c9}.tag.orange{background:var(--orange-l);color:#b24a0e}.tag.grey{background:#eef1ef;color:var(--muted)}
.pill{display:inline-block;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:4px 14px;font-weight:600;font-size:.85rem}
.sec{padding:36px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:16px}
.sec-head h2{display:flex;align-items:center;gap:8px}
.sec-head a{font-family:'Prompt';font-size:.9rem;color:var(--green-d);white-space:nowrap}
.lead{color:var(--muted);margin-bottom:18px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.grid-2{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;margin-bottom:14px}
.chips::-webkit-scrollbar{display:none}
.chips button,.chips a{flex:0 0 auto;border:2px solid var(--line);background:#fff;border-radius:999px;padding:7px 15px;font:600 .9rem 'Prompt';cursor:pointer;color:var(--ink)}
.chips .on{background:var(--green);border-color:var(--green);color:#fff}

/* ---------- ฮีโร่หน้าแรก ---------- */
.hero{background:radial-gradient(circle at 90% 10%,#ffe9a8 0,transparent 36%),linear-gradient(135deg,#0f8a4b,#0a5f34);color:#fff;padding:36px 0 44px;overflow:hidden;position:relative}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
.hero h1{font-size:2.2rem;margin:12px 0 10px}
.hero h1 span{color:#ffd54f}
.hero p{font-size:1.05rem;opacity:.95;max-width:520px}
.hero .cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.hero .art{width:100%;max-width:380px;margin:0 auto}.hero .art svg{width:100%;height:auto}
@media(max-width:820px){.hero .wrap{grid-template-columns:1fr}.hero h1{font-size:1.7rem}.hero .art{max-width:240px;order:-1}}
.quick{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:-26px;position:relative;z-index:3}
.quick a{background:#fff;border-radius:16px;padding:14px 10px;text-align:center;box-shadow:0 10px 24px rgba(0,0,0,.1);font-family:'Prompt';font-weight:700;font-size:.92rem;display:flex;flex-direction:column;align-items:center;gap:6px;transition:.15s}
.quick a:hover{transform:translateY(-3px)}
.quick .ic{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-size:1.4rem}
.quick small{font-weight:500;color:var(--muted);font-size:.78rem}
@media(max-width:560px){.quick{grid-template-columns:repeat(2,1fr)}}

/* ---------- การ์ดคอร์ส ---------- */
.course{display:flex;flex-direction:column;overflow:hidden;padding:0}
.course .cov{aspect-ratio:16/9;background:var(--green-l);position:relative}
.course .cov img,.course .cov svg{width:100%;height:100%;object-fit:cover}
.course .cov .rib{position:absolute;top:10px;left:10px;background:var(--gold);color:#3a2a00;font:700 .75rem 'Prompt';border-radius:999px;padding:3px 10px}
.course .bd{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.course .meta{display:flex;gap:8px;flex-wrap:wrap;font-size:.85rem;color:var(--muted)}
.prog{height:10px;background:var(--line);border-radius:999px;overflow:hidden}
.prog i{display:block;height:100%;background:linear-gradient(90deg,#ffd54f,#f5b301);border-radius:999px;transition:width .6s}
.prog.green i{background:linear-gradient(90deg,#4cc581,#0f8a4b)}
.course .acts{display:flex;gap:8px;margin-top:auto;flex-wrap:wrap}
.course .acts .btn{flex:1;min-width:120px}

/* ---------- บทความ ---------- */
.art-card{display:flex;flex-direction:column;overflow:hidden;padding:0}
.art-card .cov{aspect-ratio:16/9;background:var(--sky-l);overflow:hidden}
.art-card .cov img{width:100%;height:100%;object-fit:cover}
.art-card .bd{padding:12px 14px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.art-card h3{font-size:1rem}
.art-card .sum{font-size:.9rem;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.art-card .foot{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--muted);margin-top:auto}
.article{max-width:760px;margin:0 auto}
.article .cover{border-radius:var(--r);aspect-ratio:16/9;object-fit:cover;width:100%;margin:14px 0 20px}
.article .meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;color:var(--muted);font-size:.9rem;margin-top:8px}
.prose{font-size:1.05rem;line-height:1.85}
.prose h2{margin:30px 0 10px;padding-left:12px;border-left:5px solid var(--gold);font-size:1.3rem}
.prose h3{margin:22px 0 8px;color:var(--green-d)}
.prose p{margin:0 0 14px}
.prose ul,.prose ol{margin:0 0 14px 24px}.prose li{margin-bottom:4px}
.prose img{border-radius:14px;margin:14px auto}
.prose blockquote{background:var(--gold-l);border-left:5px solid var(--gold);padding:12px 16px;border-radius:12px;margin:14px 0;font-style:normal}
.prose code{background:#eef1ef;border-radius:6px;padding:1px 6px;font-size:.92em}
.prose pre{background:#14231b;color:#e7f6ee;padding:14px;border-radius:12px;overflow:auto;margin:14px 0}
.prose pre code{background:none;padding:0;color:inherit}
.prose .tbl-wrap{overflow-x:auto;margin:14px 0}
.prose table{border-collapse:collapse;min-width:360px;width:100%;font-size:.95rem}
.prose th,.prose td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.prose th{background:var(--green-l);font-family:'Prompt';font-weight:600}
.prose .katex-display{overflow-x:auto;overflow-y:hidden;padding:4px 0}
.prose .tip{background:var(--green-l);border-radius:14px;padding:12px 16px;margin:14px 0}
.prose .warn{background:var(--red-l);border-radius:14px;padding:12px 16px;margin:14px 0}
.cta-box{background:linear-gradient(135deg,#0f8a4b,#0a5f34);color:#fff;border-radius:var(--r);padding:22px;margin-top:30px;display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}
.cta-box h3{color:#ffd54f;font-size:1.15rem}
.cta-box p{opacity:.95;font-size:.95rem;margin-top:4px}
.cta-box .acts{display:flex;gap:8px;flex-wrap:wrap}
@media(max-width:620px){.cta-box{grid-template-columns:1fr}.cta-box .acts .btn{flex:1}}

/* ---------- ของแจกฟรี ---------- */
.free-card{display:flex;flex-direction:column;padding:0;overflow:hidden}
.free-card .cov{aspect-ratio:4/3;background:var(--gold-l);overflow:hidden}
.free-card .cov img{width:100%;height:100%;object-fit:cover}
.free-card .bd{padding:12px 14px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.free-card .desc{font-size:.9rem;color:var(--muted)}
.free-card .row{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-top:auto;padding-top:6px}
.free-card .size{font-size:.8rem;color:var(--muted)}

/* ---------- แบบทดสอบ ---------- */
.level-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0 14px}
.level-tabs button{border:2px solid var(--line);background:#fff;border-radius:14px;padding:10px 14px;font:700 .95rem 'Prompt';cursor:pointer;flex:1;min-width:140px}
.level-tabs button.on{background:var(--green);border-color:var(--green);color:#fff}
.level-tabs button small{display:block;font-weight:500;font-size:.75rem;opacity:.8}
.qset{display:flex;align-items:center;gap:12px;padding:12px 14px}
.qset .ic{flex:none;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:1.5rem;background:var(--green-l)}
.qset .tx{flex:1;min-width:0}
.qset .tx b{display:block;font-family:'Prompt';font-size:.98rem;line-height:1.3}
.qset .meta{font-size:.83rem;color:var(--muted)}
.qset .go{flex:none}
@media(max-width:480px){.qset{flex-wrap:wrap}.qset .go{width:100%}}
.subj-head{display:flex;align-items:center;gap:8px;margin:22px 0 10px;font-family:'Prompt';font-weight:700;font-size:1.05rem}
.subj-head .em{font-size:1.4rem}

/* ---------- ฟอร์ม ---------- */
.f label{display:block;font:600 .9rem 'Prompt';margin:12px 0 4px}
.f input,.f textarea,.f select{width:100%;border:2px solid var(--line);border-radius:12px;padding:11px 12px;font-size:1rem;font-family:'Sarabun';background:#fff}
.f input:focus,.f textarea:focus{outline:none;border-color:var(--green)}
.f .hint{font-size:.82rem;color:var(--muted);margin-top:3px}
.err{color:#c62828;font-size:.92rem;min-height:1.2em;margin-top:8px}
.ok{color:var(--green-d)}

/* ---------- ท้ายหน้า ---------- */
footer{background:#0d2a1b;color:#cfe3d8;padding:30px 0 26px;margin-top:40px;font-size:.92rem}
footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:24px}
footer h4{color:#fff;margin-bottom:8px;font-size:1rem}
footer a{display:block;color:#cfe3d8;margin:4px 0}footer a:hover{color:#fff}
footer .soc{display:flex;gap:10px;margin-top:10px}
footer .soc a{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.08);border-radius:999px;padding:6px 12px;margin:0;font-family:'Prompt';font-size:.85rem}
footer .copy{border-top:1px solid rgba(255,255,255,.1);margin-top:22px;padding-top:14px;font-size:.82rem;color:#8fb3a0}
@media(max-width:720px){footer .cols{grid-template-columns:1fr}}

/* ---------- ปุ่มแชทลอย ---------- */
.fab{position:fixed;right:14px;bottom:14px;z-index:35;display:inline-flex;align-items:center;gap:8px;background:#0084ff;color:#fff;border-radius:999px;padding:10px 16px 10px 12px;font:700 .92rem 'Prompt';box-shadow:0 8px 20px rgba(0,100,200,.35)}
.fab svg{width:22px;height:22px}
@media(max-width:560px){.fab span{display:none}.fab{padding:12px}}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:#14231b;color:#fff;padding:10px 18px;border-radius:999px;font-family:'Prompt';font-size:.92rem;opacity:0;transition:.25s;z-index:90;pointer-events:none;max-width:calc(100vw - 32px);text-align:center}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- auth modal ---------- */
.gh-modal{position:fixed;inset:0;background:rgba(10,30,20,.55);display:none;align-items:center;justify-content:center;z-index:100;padding:16px}
.gh-modal.open{display:flex}
.gh-card{background:#fff;border-radius:20px;max-width:400px;width:100%;padding:24px;box-shadow:0 30px 60px rgba(0,0,0,.25);position:relative}
.gh-card h3{font-size:1.25rem;margin-bottom:2px}
.gh-card p.sub{color:var(--muted);font-size:.92rem;margin-bottom:14px}
.gh-tabs{display:flex;background:#f1f5f3;border-radius:999px;padding:4px;margin-bottom:12px}
.gh-tabs button{flex:1;border:0;background:none;padding:8px;border-radius:999px;font-family:'Prompt';font-weight:600;color:var(--muted);cursor:pointer;font-size:.95rem}
.gh-tabs button.on{background:#fff;color:var(--green-d);box-shadow:0 2px 6px rgba(0,0,0,.08)}
.gh-msg{margin-top:10px;font-size:.92rem;min-height:1.2em}
.gh-msg.err{color:#c62828}.gh-msg.ok{color:var(--green-d)}
.gh-x{position:absolute;top:8px;right:12px;border:0;background:none;font-size:1.7rem;cursor:pointer;color:#8fa298}
.gh-note{font-size:.84rem;color:var(--muted);margin-top:12px;text-align:center}
.gh-link{background:none;border:0;color:var(--muted);text-decoration:underline;cursor:pointer;font-family:'Prompt';font-size:.85rem}

/* ---------- หน้าคอร์ส (accordion) ---------- */
.course-hero{background:linear-gradient(135deg,#0f8a4b,#0a5f34);color:#fff;padding:26px 0 30px}
.course-hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;align-items:center}
.course-hero h1{font-size:1.8rem;margin:8px 0}
.course-hero .stats{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px;font-family:'Prompt';font-size:.9rem}
.course-hero .stats b{display:block;font-size:1.35rem;font-family:'Prompt'}
@media(max-width:820px){.course-hero .wrap{grid-template-columns:1fr}.course-hero .art{max-width:260px;margin:0 auto}}
.unit{background:#fff;border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:10px;overflow:hidden}
.unit summary{list-style:none;display:flex;align-items:center;gap:12px;padding:14px 16px;cursor:pointer;font-family:'Prompt'}
.unit summary::-webkit-details-marker{display:none}
.unit summary .n{flex:none;width:40px;height:40px;border-radius:12px;background:var(--green-l);color:var(--green-d);display:grid;place-items:center;font-weight:800}
.unit summary .t{flex:1;min-width:0}
.unit summary .t b{display:block;font-size:1rem}
.unit summary .t small{color:var(--muted);font-weight:500;font-size:.82rem}
.unit summary .chev{transition:.2s;color:var(--muted)}
.unit[open] summary .chev{transform:rotate(180deg)}
.lesson{display:flex;align-items:center;gap:12px;padding:12px 16px;border-top:1px solid var(--line);font-size:.95rem}
.lesson .st{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:.9rem;background:#eef1ef}
.lesson.pub .st{background:var(--green-l)}.lesson.free .st{background:var(--gold-l)}.lesson.done .st{background:var(--green);color:#fff}
.lesson .tx{flex:1;min-width:0}
.lesson .tx b{font-family:'Prompt';font-weight:600;display:block;line-height:1.3}
.lesson .tx small{color:var(--muted);font-size:.8rem;display:flex;gap:8px;flex-wrap:wrap}
.lesson .act{flex:none}
.lesson.soon{opacity:.75}

/* ---------- หน้าเรียน ---------- */
.learn-top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.learn-top .wrap{display:flex;align-items:center;gap:10px;height:56px}
.learn-top .back{font-size:1.4rem;line-height:1;padding:4px 8px}
.learn-top .ttl{flex:1;min-width:0;font-family:'Prompt';font-weight:700;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player{background:#000;border-radius:var(--r);overflow:hidden;aspect-ratio:16/9;position:relative;margin-top:14px}
.player iframe{width:100%;height:100%;border:0;position:absolute;inset:0}
.player .gate{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#fff;text-align:center;padding:20px;background:linear-gradient(135deg,#0f8a4b,#0a5f34)}
.player .gate h3{color:#ffd54f;font-size:1.2rem}
.player .gate p{opacity:.95;font-size:.92rem;max-width:420px}
.tabs{display:flex;gap:6px;margin:16px 0 10px;background:#fff;border-radius:999px;padding:4px;box-shadow:var(--shadow)}
.tabs button{flex:1;border:0;background:none;border-radius:999px;padding:9px 6px;font:600 .9rem 'Prompt';color:var(--muted);cursor:pointer}
.tabs button.on{background:var(--green);color:#fff}
.tabpane{display:none}.tabpane.on{display:block}
.learn-nav{display:flex;gap:8px;margin:16px 0}
.learn-nav .btn{flex:1}
.unitbar{margin-top:14px}
.unitbar .lbl{display:flex;justify-content:space-between;font-family:'Prompt';font-size:.88rem;margin-bottom:4px}
.keypts li{margin:6px 0 6px 20px}
.doneBtn.on{background:var(--green-l);color:var(--green-d);border-color:var(--green-l);box-shadow:none}

/* ---------- /my ---------- */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat-row .card{text-align:center;padding:14px 8px}
.stat-row b{display:block;font-family:'Prompt';font-size:1.5rem;color:var(--green-d)}
.stat-row small{color:var(--muted)}
.next-up{display:flex;align-items:center;gap:12px}
.next-up .ic{flex:none;width:52px;height:52px;border-radius:16px;background:var(--gold-l);display:grid;place-items:center;font-size:1.6rem}

/* ---------- หนังสือ /books ---------- */
.book{display:flex;flex-direction:column;padding:0;overflow:hidden}
.book .cov{position:relative;border:0;padding:0;background:#eef3f0;cursor:zoom-in;aspect-ratio:4/5;overflow:hidden;width:100%;display:block}
.book .cov img{width:100%;height:100%;object-fit:contain;transition:.2s}
.book .cov:hover img{transform:scale(1.03)}
.book .rib{position:absolute;top:10px;left:10px;background:var(--red);color:#fff;font:700 .75rem 'Prompt';border-radius:999px;padding:3px 10px}
.book .peek{position:absolute;right:8px;bottom:8px;background:rgba(20,35,27,.75);color:#fff;font:600 .72rem 'Prompt';border-radius:999px;padding:3px 9px}
.book .bd{padding:12px 14px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.book h3{font-size:1rem;line-height:1.35}
.hl{list-style:none;display:grid;gap:3px;font-size:.88rem;margin:4px 0}
.hl li{padding-left:20px;position:relative}.hl li:before{content:"✓";position:absolute;left:0;top:0;color:var(--green)}
.book .acts{display:flex;gap:8px;margin-top:auto;padding-top:6px}.book .acts .btn{flex:1}
.lb{position:fixed;inset:0;background:rgba(0,0,0,.9);z-index:120;display:flex;align-items:center;justify-content:center;padding:12px}
.lb[hidden]{display:none}
.lb .in{max-width:100%;max-height:100%;text-align:center}
.lb img{max-width:100%;max-height:82vh;border-radius:8px;object-fit:contain}
.lb .cap{color:#fff;font-family:'Prompt';font-size:.9rem;margin-top:8px}
.lb .x{position:absolute;top:10px;right:12px;background:rgba(255,255,255,.18);color:#fff;border:0;font-size:1.8rem;width:44px;height:44px;border-radius:12px;cursor:pointer}
.lb .nv{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.18);color:#fff;border:0;font-size:2rem;width:44px;height:64px;border-radius:12px;cursor:pointer}
.pop{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(10,30,20,.6);z-index:110;padding:16px}
.pop.on{display:flex}
.pop .in{background:#fff;border-radius:22px;padding:22px 18px;text-align:center;max-width:420px;width:100%;max-height:92vh;overflow:auto;position:relative}