/* BISTEC Partner Portal — brand system with three selectable themes. */
:root, [data-theme="black"] {
  --navy:#002B54; --teal:#00A89D; --green:#5BBF3D; --cyan:#00BCD4;
  --bg0:#050a10; --bg1:#080f18; --bg-grad:linear-gradient(160deg,#04070c 0%,#070d15 40%,#0a1420 100%);
  --surface:rgba(255,255,255,.05); --surface-2:rgba(255,255,255,.08); --border:rgba(255,255,255,.10);
  --text:#f2f6fa; --text-2:rgba(242,246,250,.72); --text-3:rgba(242,246,250,.48);
  --danger:#FF6B6B; --danger-bg:rgba(255,107,107,.12); --danger-border:rgba(255,107,107,.3);
  --shadow:0 18px 50px rgba(0,0,0,.5); --accent-grad:linear-gradient(135deg,var(--teal),var(--cyan));
  --on-accent:#03121c; --input-bg:rgba(255,255,255,.06);
}
[data-theme="navy"] {
  --bg0:#001A35; --bg1:#002B54; --bg-grad:linear-gradient(160deg,#001A35 0%,#002B54 45%,#003B6F 100%);
  --surface:rgba(255,255,255,.07); --surface-2:rgba(255,255,255,.11); --border:rgba(255,255,255,.13);
  --text:#ffffff; --text-2:rgba(255,255,255,.75); --text-3:rgba(255,255,255,.5);
  --shadow:0 18px 50px rgba(0,10,25,.55); --input-bg:rgba(255,255,255,.08);
}
[data-theme="light"] {
  --bg0:#eef3f8; --bg1:#f7fafc; --bg-grad:linear-gradient(160deg,#f2f6fa 0%,#e9f1f7 60%,#e2ecf5 100%);
  --surface:rgba(255,255,255,.75); --surface-2:#ffffff; --border:rgba(0,43,84,.14);
  --text:#0b2540; --text-2:rgba(11,37,64,.75); --text-3:rgba(11,37,64,.5);
  --danger:#d64545; --danger-bg:rgba(214,69,69,.08); --danger-border:rgba(214,69,69,.3);
  --shadow:0 14px 40px rgba(0,43,84,.12); --on-accent:#ffffff; --input-bg:#ffffff;
}

* { margin:0; box-sizing:border-box; }
html, body { height:100%; }
body {
  font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;
  background:var(--bg-grad); background-attachment:fixed; color:var(--text);
  font-size:14px; line-height:1.55; -webkit-font-smoothing:antialiased;
}
a { color:var(--cyan); text-decoration:none; }
button { font-family:inherit; }

/* background decorations */
.bg { position:fixed; inset:0; pointer-events:none; z-index:0; }
.orb { position:absolute; border-radius:50%; filter:blur(90px); opacity:.35; }
.orb-a { width:520px; height:520px; top:-160px; right:-120px; background:radial-gradient(circle,#00BCD4 0%,transparent 65%); }
.orb-b { width:460px; height:460px; bottom:-180px; left:-120px; background:radial-gradient(circle,#00A89D 0%,transparent 65%); }
[data-theme="light"] .orb { opacity:.18; }
.grid-overlay { position:absolute; inset:0; opacity:.045;
  background-image:linear-gradient(currentColor 1px,transparent 1px),linear-gradient(90deg,currentColor 1px,transparent 1px);
  background-size:44px 44px; color:var(--text); }

#app { position:relative; z-index:1; min-height:100vh; }
.boot { display:flex; align-items:center; justify-content:center; height:100vh; color:var(--text-3); letter-spacing:.1em; }

/* ---------- login ---------- */
.login-wrap { min-height:100vh; display:flex; align-items:center; justify-content:center; padding:24px; }
.login-card { width:100%; max-width:420px; background:var(--surface); border:1px solid var(--border);
  border-radius:22px; padding:42px 38px; backdrop-filter:blur(18px); box-shadow:var(--shadow); }
.brand-row { display:flex; align-items:center; gap:13px; margin-bottom:26px; }
.brand-mark { width:46px; height:46px; border-radius:12px; flex:none; }
.brand-name { font-weight:800; font-size:17px; letter-spacing:.01em; }
.brand-name small { display:block; font-size:10.5px; font-weight:600; letter-spacing:.24em; text-transform:uppercase;
  background:var(--accent-grad); -webkit-background-clip:text; background-clip:text; color:transparent; margin-top:2px; }
.login-card h1 { font-size:24px; font-weight:900; margin-bottom:6px; }
.login-card .tag { color:var(--text-2); font-weight:300; margin-bottom:26px; }

/* ---------- shell ---------- */
.shell { display:flex; min-height:100vh; }
.side { width:232px; flex:none; padding:22px 14px; display:flex; flex-direction:column; gap:4px;
  border-right:1px solid var(--border); position:sticky; top:0; height:100vh; }
.side .brand-row { padding:0 10px; margin-bottom:22px; }
.nav-item { display:flex; align-items:center; gap:11px; padding:10px 12px; border-radius:11px; color:var(--text-2);
  font-weight:600; font-size:13.5px; cursor:pointer; border:1px solid transparent; background:none; width:100%; text-align:left; }
.nav-item:hover { background:var(--surface); color:var(--text); }
.nav-item.on { background:var(--surface-2); border-color:var(--border); color:var(--text); }
.nav-item svg { width:17px; height:17px; flex:none; opacity:.85; }
.nav-item .pill { margin-left:auto; background:var(--accent-grad); color:var(--on-accent); font-size:10.5px; font-weight:800;
  border-radius:999px; padding:1px 8px; }
.side .spacer { flex:1; }
.user-chip { display:flex; align-items:center; gap:10px; padding:10px 12px; border-top:1px solid var(--border); margin-top:8px; }
.avatar { width:34px; height:34px; border-radius:50%; background:var(--accent-grad); color:var(--on-accent);
  display:flex; align-items:center; justify-content:center; font-weight:800; font-size:13px; flex:none; }
.user-chip .who { min-width:0; }
.user-chip .who b { display:block; font-size:12.5px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.user-chip .who span { font-size:11px; color:var(--text-3); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; display:block; }

.main { flex:1; min-width:0; padding:26px 34px 60px; }
.topbar { display:flex; align-items:center; gap:14px; margin-bottom:26px; }
.topbar h1 { font-size:24px; font-weight:900; }
.topbar .sub { color:var(--text-3); font-size:12.5px; margin-top:2px; font-weight:400; }
.topbar .right { margin-left:auto; display:flex; align-items:center; gap:10px; }

/* theme switch */
.theme-switch { display:flex; background:var(--surface); border:1px solid var(--border); border-radius:999px; padding:3px; }
.theme-switch button { border:none; background:none; color:var(--text-3); font-size:11px; font-weight:700; padding:5px 11px;
  border-radius:999px; cursor:pointer; letter-spacing:.03em; }
.theme-switch button.on { background:var(--accent-grad); color:var(--on-accent); }

.bell { position:relative; background:var(--surface); border:1px solid var(--border); border-radius:11px; width:38px; height:38px;
  display:flex; align-items:center; justify-content:center; cursor:pointer; color:var(--text-2); }
.bell .dot { position:absolute; top:8px; right:9px; width:8px; height:8px; border-radius:50%; background:var(--danger); }

/* ---------- components ---------- */
.card { background:var(--surface); border:1px solid var(--border); border-radius:16px; padding:22px; backdrop-filter:blur(14px); }
.cards-grid { display:grid; gap:16px; }
.g2 { grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); }
.g3 { grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); }
.g4 { grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); }

.stat-card .n { font-size:32px; font-weight:900; background:var(--accent-grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.stat-card .l { font-size:11.5px; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--text-3); margin-top:3px; }

.section-title { font-size:12px; font-weight:800; letter-spacing:.2em; text-transform:uppercase; color:var(--cyan); margin:30px 0 14px; }
h2.block { font-size:18px; font-weight:800; margin-bottom:14px; }

.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; border:none; cursor:pointer;
  background:var(--accent-grad); color:var(--on-accent); font-weight:800; font-size:13.5px; padding:11px 20px; border-radius:11px; }
.btn:hover { filter:brightness(1.08); }
.btn:disabled { opacity:.55; cursor:default; }
.btn.ghost { background:var(--surface); color:var(--text); border:1px solid var(--border); font-weight:700; }
.btn.danger { background:var(--danger-bg); color:var(--danger); border:1px solid var(--danger-border); font-weight:700; }
.btn.sm { padding:7px 13px; font-size:12px; border-radius:9px; }

label.f { display:block; font-size:11.5px; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:var(--text-3); margin:14px 0 6px; }
input, select, textarea { width:100%; background:var(--input-bg); border:1px solid var(--border); color:var(--text);
  border-radius:10px; padding:11px 13px; font-family:inherit; font-size:13.5px; outline:none; }
input:focus, select:focus, textarea:focus { border-color:var(--teal); box-shadow:0 0 0 3px rgba(0,168,157,.18); }
textarea { resize:vertical; min-height:84px; }
select option { color:#0b2540; }
.hint { font-size:11.5px; color:var(--text-3); margin-top:5px; }
.frow { display:grid; grid-template-columns:1fr 1fr; gap:0 16px; }

.badge { display:inline-flex; align-items:center; gap:6px; font-size:11px; font-weight:800; letter-spacing:.05em;
  padding:3px 10px; border-radius:999px; text-transform:uppercase; border:1px solid var(--border); background:var(--surface-2); color:var(--text-2); }
.badge.submitted { color:#e8c268; border-color:rgba(232,194,104,.4); background:rgba(232,194,104,.1); }
.badge.approved { color:var(--teal); border-color:rgba(0,168,157,.4); background:rgba(0,168,157,.1); }
.badge.won { color:var(--green); border-color:rgba(91,191,61,.45); background:rgba(91,191,61,.12); }
.badge.rejected, .badge.lost, .badge.expired, .badge.declined { color:var(--danger); border-color:var(--danger-border); background:var(--danger-bg); }
.badge.requested { color:#e8c268; border-color:rgba(232,194,104,.4); background:rgba(232,194,104,.1); }
.badge.confirmed, .badge.done { color:var(--teal); border-color:rgba(0,168,157,.4); background:rgba(0,168,157,.1); }
.badge.flagship { color:var(--on-accent); background:var(--accent-grad); border:none; }

table.list { width:100%; border-collapse:collapse; }
table.list th { text-align:left; font-size:10.5px; font-weight:800; letter-spacing:.14em; text-transform:uppercase;
  color:var(--text-3); padding:10px 14px; border-bottom:1px solid var(--border); }
table.list td { padding:13px 14px; border-bottom:1px solid var(--border); font-size:13px; vertical-align:middle; }
table.list tr:last-child td { border-bottom:none; }
table.list tr.click { cursor:pointer; }
table.list tr.click:hover td { background:var(--surface); }
.table-wrap { overflow-x:auto; border:1px solid var(--border); border-radius:16px; background:var(--surface); backdrop-filter:blur(14px); }

/* modal */
.modal-veil { position:fixed; inset:0; background:rgba(0,8,16,.6); backdrop-filter:blur(4px); z-index:40;
  display:flex; align-items:flex-start; justify-content:center; padding:5vh 18px; overflow:auto; }
.modal { width:100%; max-width:640px; background:var(--bg1); border:1px solid var(--border); border-radius:20px;
  padding:30px 32px; box-shadow:var(--shadow); }
[data-theme="light"] .modal { background:#fff; }
.modal h2 { font-size:20px; font-weight:900; margin-bottom:4px; }
.modal .sub { color:var(--text-3); font-size:12.5px; margin-bottom:10px; }
.modal .actions { display:flex; gap:10px; justify-content:flex-end; margin-top:24px; }

.toast-wrap { position:fixed; bottom:22px; left:50%; transform:translateX(-50%); z-index:60; display:flex; flex-direction:column; gap:8px; }
.toast { background:var(--bg1); color:var(--text); border:1px solid var(--border); border-left:3px solid var(--teal);
  padding:12px 18px; border-radius:12px; box-shadow:var(--shadow); font-size:13px; font-weight:600; max-width:520px; }
[data-theme="light"] .toast { background:#fff; }
.toast.err { border-left-color:var(--danger); }

.empty { text-align:center; color:var(--text-3); padding:44px 20px; }
.empty b { display:block; color:var(--text-2); font-size:15px; margin-bottom:6px; }

/* checklist */
.check-item { display:flex; align-items:center; gap:11px; padding:9px 0; font-size:13.5px; color:var(--text-2); }
.check-item .box { width:20px; height:20px; border-radius:6px; border:1.5px solid var(--border); flex:none;
  display:flex; align-items:center; justify-content:center; font-size:12px; }
.check-item.done { color:var(--text-3); text-decoration:line-through; }
.check-item.done .box { background:var(--accent-grad); border:none; color:var(--on-accent); }

/* pricing */
.tabs { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:18px; }
.tab { background:var(--surface); border:1px solid var(--border); color:var(--text-2); font-weight:700; font-size:12.5px;
  padding:8px 15px; border-radius:999px; cursor:pointer; }
.tab.on { background:var(--accent-grad); color:var(--on-accent); border-color:transparent; }
.save-chip { color:var(--green); font-weight:800; font-size:12px; }

/* materials */
.mat-card { display:flex; flex-direction:column; gap:8px; }
.mat-card .type { font-size:10.5px; font-weight:800; letter-spacing:.16em; text-transform:uppercase; color:var(--cyan); }
.mat-card h3 { font-size:15px; font-weight:800; }
.mat-card p { font-size:12.5px; color:var(--text-2); flex:1; }
.mat-card .meta { display:flex; align-items:center; gap:8px; font-size:11px; color:var(--text-3); }

/* deck studio */
.deck-row { display:flex; align-items:center; gap:14px; padding:14px 0; border-bottom:1px solid var(--border); }
.deck-row:last-child { border-bottom:none; }
.deck-ico { width:42px; height:42px; border-radius:11px; background:var(--accent-grad); color:var(--on-accent);
  display:flex; align-items:center; justify-content:center; font-weight:900; font-size:15px; flex:none; }
.deck-row .info { flex:1; min-width:0; }
.deck-row .info b { display:block; font-size:14px; }
.deck-row .info span { font-size:11.5px; color:var(--text-3); }
.working { display:flex; align-items:center; gap:12px; color:var(--text-2); font-weight:600; }
.spin { width:18px; height:18px; border-radius:50%; border:2.5px solid var(--border); border-top-color:var(--teal);
  animation:spin .8s linear infinite; flex:none; }
@keyframes spin { to { transform:rotate(360deg); } }

.notif-pop { position:absolute; top:46px; right:0; width:340px; max-height:420px; overflow:auto; background:var(--bg1);
  border:1px solid var(--border); border-radius:16px; box-shadow:var(--shadow); z-index:30; padding:8px; }
[data-theme="light"] .notif-pop { background:#fff; }
.notif { padding:10px 12px; border-radius:10px; font-size:12.5px; color:var(--text-2); }
.notif:hover { background:var(--surface); }
.notif .when { display:block; font-size:10.5px; color:var(--text-3); margin-top:3px; }
.notif.unread { border-left:2px solid var(--teal); background:var(--surface); }

.attention { border-left:3px solid #e8c268; }

@media (max-width: 860px) {
  .side { position:fixed; z-index:20; left:0; transform:translateX(-100%); transition:transform .2s; background:var(--bg1); }
  .side.open { transform:none; }
  .main { padding:20px 16px 60px; }
  .frow { grid-template-columns:1fr; }
  .burger { display:flex !important; }
}
.burger { display:none; background:var(--surface); border:1px solid var(--border); border-radius:10px; width:38px; height:38px;
  align-items:center; justify-content:center; color:var(--text); cursor:pointer; }