/* Tangtung Buana Mail — polished royal webmail */
*{box-sizing:border-box}
:root{
  --nav:#0d1528;--nav2:#16223b;--gold:#d7ad55;--gold2:#e8c66f;
  --bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#718096;
  --line:#e5e9f0;--soft:#f1f4f8;--danger:#a12b2b;--success:#197044;
}
html{font-size:16px}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit}.app{display:flex;min-height:100vh}
.sidebar{width:272px;background:linear-gradient(180deg,var(--nav),#090f1e);color:#fff;padding:18px 14px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:50;box-shadow:8px 0 28px #07101d1f}
.brand{display:flex;align-items:center;gap:11px;margin:4px 10px 22px}.brand span{font-size:30px;filter:drop-shadow(0 4px 8px #0005)}.brand b{font-size:17px;letter-spacing:.1px}.brand small{display:block;opacity:.55;font-size:11px;margin-top:2px}
.compose{display:flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#fff;font-weight:800;padding:13px 18px;border-radius:14px;margin:0 6px 20px;box-shadow:0 8px 20px #b58e382b;transition:.18s}.compose:hover{transform:translateY(-1px)}
.sidebar nav a{display:flex;gap:12px;align-items:center;color:#cbd5e1;text-decoration:none;padding:11px 14px;border-radius:11px;margin:3px 0;font-size:14px}.sidebar nav a:hover{background:#fff1;color:#fff}.sidebar nav a.active{background:#fff14;color:#fff;box-shadow:inset 3px 0 var(--gold)}
.sidebottom{margin-top:auto;color:#b8c2d2;font-size:12px;padding:14px 10px;border-top:1px solid #ffffff0e;overflow:hidden}.sidebottom small{display:block;margin-top:4px;color:#7f8da4}.sidebottom a{display:inline-block;color:#fff;text-decoration:none;margin-top:10px}
.main{margin-left:272px;width:calc(100% - 272px);min-width:0}.topbar{height:74px;background:#fffffff2;backdrop-filter:blur(12px);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:14px;padding:0 28px;position:sticky;top:0;z-index:20}
.search{flex:1;max-width:760px;background:var(--soft);border:1px solid #e7ebf2;border-radius:15px;padding:11px 15px;color:#7b8799}.search input{border:0;outline:0;background:transparent;width:90%;font:inherit;color:var(--text)}
.avatar{margin-left:auto;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#fff;font-weight:850;box-shadow:0 4px 12px #b58e3833}
.content{padding:28px;max-width:1280px;margin:auto}.title-row{display:flex;justify-content:space-between;align-items:end;margin-bottom:17px}.title-row h1,.compose-card h1,.message h1{margin:0 0 5px;font-size:25px;letter-spacing:-.4px}.title-row h2{margin:0 0 3px;font-size:22px}.email-list{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 5px 20px #15213d08}
.email-row{display:grid;grid-template-columns:28px 30px 280px minmax(0,1fr) 92px;gap:8px;padding:14px 17px;border-bottom:1px solid #eef1f5;color:#344054;text-decoration:none;font-size:14px;align-items:center;transition:.12s}.email-row:last-child{border-bottom:0}.email-row:hover{background:#fbfcfe;box-shadow:inset 3px 0 var(--gold)}.email-row.unread{font-weight:750;background:#fffdf7}.email-row .subject{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.date{text-align:right;font-size:12px;color:#7c8798}.empty{text-align:center;padding:80px 20px;color:#8b96a8}
.auth{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 20%,#34496f 0,#17223b 34%,#0c1324 75%);padding:22px}.auth-card{width:min(460px,94vw);background:#fff;padding:36px;border-radius:24px;box-shadow:0 28px 90px #0007}.auth-card.wide{width:min(730px,95vw)}.auth-card .brand{color:var(--text);margin:0 0 24px}.auth-card h1{margin:0 0 7px;font-size:28px}
label{display:block;color:#475569;font-size:13px;font-weight:700;margin:15px 0}input,textarea,select{display:block;width:100%;margin-top:7px;border:1px solid #dce2eb;border-radius:11px;padding:12px 13px;font:inherit;background:#fff;color:var(--text);transition:.15s}input:focus,textarea:focus,select:focus{outline:0;border-color:var(--gold);box-shadow:0 0 0 4px #c8a34f1c}textarea{resize:vertical;min-height:170px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:11px;padding:11px 16px;background:#edf1f6;color:#253247;text-decoration:none;cursor:pointer;font-weight:750;transition:.15s}.btn:hover{transform:translateY(-1px)}.btn.primary{background:linear-gradient(135deg,var(--gold2),var(--gold));color:#fff;box-shadow:0 6px 15px #b58e3826}.full{width:100%;text-align:center;margin-top:13px}.alert{padding:13px 15px;border-radius:11px;margin:14px 0;font-size:13px}.error{background:#fff0f0;color:var(--danger);border:1px solid #ffd3d3}.success{background:#eefbf3;color:var(--success);border:1px solid #ccefdc}.muted{color:var(--muted);font-size:13px}.center{text-align:center}.message,.compose-card{background:#fff;border:1px solid var(--line);border-radius:17px;padding:28px;box-shadow:0 5px 20px #15213d08}.message{max-width:1100px;margin:auto}.meta{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding:14px 0;color:#68758a;font-size:13px}.body{padding:24px 0;line-height:1.75;overflow-wrap:anywhere}.actions{display:flex;gap:10px;flex-wrap:wrap}.back{font-size:25px;text-decoration:none;color:#334155}.table{margin-top:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden}.tr{display:grid;grid-template-columns:1.2fr 1fr .7fr 240px;gap:10px;align-items:center;padding:11px;border-bottom:1px solid var(--line);font-size:13px}.tr:last-child{border-bottom:0}.tr form{display:flex;gap:5px}.tr form select{margin:0;padding:7px}.tr form .btn{padding:7px 10px}.check{display:flex;gap:8px;align-items:center}.check input{width:auto;margin:0}.hamb,.mobile-compose{display:none}
.welcome{display:flex;justify-content:space-between;align-items:center;gap:20px;background:linear-gradient(135deg,#17243d,#253754);color:#fff;border-radius:19px;padding:23px 25px;margin-bottom:22px;box-shadow:0 12px 30px #15213d20}.welcome h1{margin:5px 0 3px;font-size:24px}.welcome p{margin:0;color:#cbd5e1;font-size:13px}.eyebrow{font-size:10px;letter-spacing:1.5px;color:var(--gold2);font-weight:800}.welcome .btn{white-space:nowrap}
.home-mail-card{width:min(560px,94vw)}.home-mail-hero{padding:4px 0 12px}.home-mail-hero h1{margin:6px 0 4px;font-size:30px}.mail-login-box{background:#f8f9fc;border:1px solid var(--line);border-radius:17px;padding:20px;margin-top:8px}.mail-login-box h2{margin:0 0 3px;font-size:18px}.home-mail-links{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}.home-mail-links .btn{font-size:13px}
.compose-card form{max-width:1000px}.compose-card input[type=file]{padding:9px;background:#f8fafc}.compose-card .btn.primary{margin-top:8px;min-width:150px}
@media(max-width:820px){
 .sidebar{transform:translateX(-100%);transition:.22s;width:285px}.menu-open .sidebar{transform:translateX(0)}
 .main{margin-left:0;width:100%}.topbar{height:66px;padding:0 12px}.hamb{display:block;border:0;background:transparent;font-size:22px;cursor:pointer}.mobile-compose{display:block;color:#344054;text-decoration:none;font-size:21px}.content{padding:16px 10px}
 .email-row{grid-template-columns:22px 22px minmax(0,1fr) 58px;padding:13px 10px}.email-row .from{grid-column:3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.email-row .subject{grid-column:3;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.email-row .date{grid-column:4;grid-row:1/3}
 .grid2{grid-template-columns:1fr}.message,.compose-card{padding:19px}.tr{grid-template-columns:1fr;gap:6px}.tr form{max-width:100%}.auth-card{padding:25px}.search{padding:10px 12px}.search input{width:82%}
}
@media(max-width:600px){.welcome{padding:18px;align-items:flex-start;flex-direction:column}.welcome h1{font-size:21px}.welcome .btn{width:100%;text-align:center}.meta{flex-direction:column;gap:7px}}
@media(max-width:430px){.brand{margin-left:4px}.auth-card{border-radius:19px}.auth-card h1{font-size:24px}.content{padding:12px 7px}.email-list{border-radius:13px}.email-row{font-size:13px}.message,.compose-card{border-radius:14px}.topbar{gap:9px}}