:root{--bg:#eaf1f6;--card:#fff;--field:#fff;--ink:#10243b;--muted:#5b6f82;--brand:#10243b;--btn:#10243b;--btn2:#1c3d5f;--btn-ink:#fff;--link:#1c3d5f;--gold:#f2b705;--line:#d2dde6;--err:#b3261e;--ok:#1c7a46;--win:#27496d;--winink:#9fb8d1}
:root[data-theme=dark]{--bg:#0b1622;--card:#12263a;--field:#0d1b2a;--ink:#e8f0f7;--muted:#9db2c5;--brand:#08131e;--btn:#f2b705;--btn2:#ffd04a;--btn-ink:#10243b;--link:#f2b705;--line:#26405a;--err:#ff8b84;--ok:#5fd68f;--win:#1d3a58;--winink:#8fa9c2}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",system-ui,sans-serif;background:var(--bg);color:var(--ink);min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:24px 16px;-webkit-user-select:none;user-select:none}
body.site{display:block;padding:0}
input,textarea{-webkit-user-select:text;user-select:text}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px;width:100%;max-width:460px}
.wide{max-width:1100px}
h1{margin:0 0 4px;font-size:1.6rem}
p.sub{margin:0 0 20px;color:var(--muted)}
label{display:block;margin:14px 0 6px;font-weight:600;font-size:.95rem}
input,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;background:var(--field);color:var(--ink);font:inherit}
input:focus,textarea:focus,button:focus-visible,.win:focus-visible{outline:3px solid var(--gold);outline-offset:1px}
textarea{min-height:120px;resize:vertical}
.hint{font-size:.8rem;color:var(--muted);margin-top:4px}
button,.btn{margin-top:20px;padding:12px 18px;border:0;border-radius:8px;background:var(--btn);color:var(--btn-ink);font:inherit;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block}
button:hover,.btn:hover{background:var(--btn2)}
button:disabled{opacity:.6;cursor:wait}
.msg{margin-top:14px;font-weight:600;min-height:1.2em}
.msg.err{color:var(--err)}.msg.ok{color:var(--ok)}
.foot{margin-top:18px;font-size:.9rem}.foot a{color:var(--link)}
.bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.bar input{flex:1;min-width:200px}.bar button{margin:0}
.ghost{background:transparent;color:var(--link);border:1px solid var(--link)}
.ghost:hover{background:var(--line)!important}
.scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{text-align:left;padding:10px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600;white-space:nowrap}
td.c{min-width:260px;white-space:pre-wrap}

/* ---- Apartment website ---- */
.top{position:sticky;top:0;z-index:5;background:var(--brand);color:#fff;display:flex;justify-content:space-between;align-items:center;padding:14px 5vw}
.brand{font-weight:800;font-size:1.15rem;letter-spacing:.3px}
.top nav a{color:#dbe7f2;text-decoration:none;margin-left:20px;font-weight:600}
.top nav a:hover{color:var(--gold)}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:60px 5vw;max-width:1200px;margin:0 auto}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.08;margin:0 0 16px}
.hero p{font-size:1.1rem;color:var(--muted);max-width:46ch;margin:0 0 8px}
.facade{background:var(--brand);border-radius:12px 12px 0 0;padding:26px 18px 0;border-bottom:8px solid var(--gold);max-width:380px;justify-self:center;width:100%}
.facade .roof{height:10px;background:var(--gold);border-radius:4px;margin:-26px -18px 18px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.win{aspect-ratio:1/1.1;border:0;border-radius:4px;margin:0;padding:0;background:var(--win);color:var(--winink);font-weight:700;font-size:.8rem;cursor:pointer}
.win.lit{background:#f6d86a;color:#5a4300}
.win:hover,.win.sel{background:var(--gold);color:#10243b;transform:scale(1.06)}
.door{height:44px;width:70px;background:#0a1828;margin:18px auto 0;border-radius:6px 6px 0 0}
.sec{padding:50px 5vw;max-width:1200px;margin:0 auto}
.sec h2{font-size:1.8rem;margin:0 0 6px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:20px}
.upd{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;cursor:pointer}
.upd img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.upd div{padding:14px 16px}.upd h3{margin:0 0 4px;font-size:1.05rem}.upd span{color:var(--muted);font-size:.9rem}
.formwrap{display:flex;justify-content:center}
.formwrap .card{max-width:520px}
.sitefoot{background:var(--brand);color:#b9cadb;text-align:center;padding:24px 5vw}
.sitefoot a{color:var(--gold)}
.modal{position:fixed;inset:0;background:rgba(8,18,30,.7);display:flex;align-items:center;justify-content:center;padding:16px;z-index:20}
.modal[hidden]{display:none}
.mbox{background:var(--card);border-radius:14px;max-width:480px;width:100%;overflow:hidden;position:relative}
.mbox img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.mbody{padding:20px}.mbody h3{margin:0 0 8px;font-size:1.3rem}.mbody p{margin:0;color:var(--muted)}
.mact{display:flex;gap:10px;margin-top:16px}.mact button{margin:0}
.mx{position:absolute;top:10px;right:10px;margin:0;width:36px;height:36px;padding:0;border-radius:50%;background:rgba(16,36,59,.85);font-size:1.2rem}
@media(max-width:800px){.hero{grid-template-columns:1fr;padding-top:36px}.top nav a{margin-left:12px}}
@media(prefers-reduced-motion:reduce){.win{transition:none}.win:hover,.win.sel{transform:none}}

/* ---- Theme toggle ---- */
#themeBtn{position:fixed;right:14px;bottom:14px;z-index:30;width:46px;height:46px;margin:0;padding:0;border-radius:50%;font-size:1.3rem;border:2px solid var(--gold);box-shadow:0 2px 8px rgba(0,0,0,.3)}
/* ---- Success alert ---- */
.okalert{position:fixed;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;background:rgba(8,18,30,.55);padding:16px}
.okalert[hidden]{display:none}
.okbox{background:var(--card);border-radius:16px;padding:30px 36px;text-align:center;max-width:340px;width:100%;border-top:6px solid #22a45d}
.okbox h3{margin:14px 0 4px;font-size:1.4rem;color:var(--ok)}
.okbox p{margin:0;color:var(--muted)}
.tick{width:84px;height:84px;border-radius:50%;background:#22a45d;display:inline-flex;align-items:center;justify-content:center;animation:pop .35s ease-out}
.tick svg{width:46px;height:46px;stroke:#fff;stroke-width:5;fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:50;stroke-dashoffset:50;animation:draw .4s .25s forwards}
@keyframes pop{from{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes draw{to{stroke-dashoffset:0}}
@media(prefers-reduced-motion:reduce){.tick,.tick svg{animation:none;stroke-dashoffset:0}}
/* ---- Mobile ---- */
@media(max-width:600px){
 body{padding:14px 10px}
 .card{padding:20px 16px}
 input,textarea{font-size:16px}
 .top{flex-direction:column;gap:8px;padding:12px 4vw}
 .top nav a{margin:0 10px}
 .hero{padding:28px 5vw;gap:28px}
 .sec{padding:34px 5vw}
 .win{font-size:.7rem}
 .grid{gap:6px}
 .mact{flex-direction:column}
 .bar input{min-width:100%}
 .bar button{flex:1}
 th,td{padding:8px 6px;font-size:.85rem}
 .btn,button{width:auto}
 form button[type=submit]{width:100%}
}