:root {
    --bg: #080808;
    --card: #0f0f10;
    --card-h: #131821;
    --el: #181d27;
    --b0: rgba(255,255,255,.05);
    --b1: rgba(255,255,255,.10);
    --b2: rgba(255,255,255,.16);
    --t1: #f0f6ff;
    --t2: #aab4c3;
    --t3: #657286;
    --blue: #38bdf8;
    --blue-d: rgba(56,189,248,.12);
    --green: #22c55e;
    --green-d: rgba(34,197,94,.12);
    --amber: #f59e0b;
    --amber-d: rgba(245,158,11,.13);
    --red: #ef4444;
    --red-d: rgba(239,68,68,.13);
    --cyan: #06b6d4;
    --cyan-d: rgba(6,182,212,.13);
    --r: 10px;
    --rl: 14px;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, sans-serif;
    background:
        radial-gradient(circle at 18% -10%, rgba(56,189,248,.16), transparent 34rem),
        radial-gradient(circle at 95% 10%, rgba(239,68,68,.08), transparent 30rem),
        var(--bg);
    color: var(--t2);
    line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--b2); border-radius: 10px; }
.topbar {
    min-height: 74px;
    background: rgba(15,15,16,.92);
    border-bottom: 1px solid var(--b0);
    color: var(--t1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 0 28px;
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(10px);
}
.brand { display: flex; align-items: center; gap: 18px; }
.brand img {
    width: 178px;
    height: 50px;
    object-fit: contain;
}
.brand strong {
    display: block;
    font-size: 15px;
    letter-spacing: .05em;
    text-transform: uppercase;
}
.brand span {
    display: block;
    color: var(--t3);
    font-size: 12px;
    margin-top: 2px;
}
.topbar a {
    color: var(--blue);
    background: var(--blue-d);
    border: 1px solid rgba(56,189,248,.25);
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 800;
}
.layout {
    max-width: 1380px;
    margin: 0 auto;
    padding: 28px 22px 54px;
    display: grid;
    gap: 18px;
}
.hero {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 22px;
    background: linear-gradient(135deg, rgba(56,189,248,.12), rgba(15,15,16,.96) 38%, rgba(239,68,68,.10));
    border: 1px solid var(--b0);
    border-radius: var(--rl);
    padding: 28px;
    overflow: hidden;
}
.eyebrow {
    margin: 0 0 8px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.hero h1 {
    margin: 0;
    color: var(--t1);
    font-size: clamp(34px, 5vw, 58px);
    line-height: 1;
    font-weight: 900;
}
.hero span { display: block; margin-top: 12px; color: var(--t2); }
.hero-status {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--green);
    background: var(--green-d);
    border: 1px solid rgba(34,197,94,.24);
    border-radius: 999px;
    padding: 9px 13px;
    font-size: 12px;
    font-weight: 900;
    white-space: nowrap;
}
.pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 0 5px rgba(34,197,94,.12);
}
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}
.stat-card {
    background: var(--card);
    border: 1px solid var(--b0);
    border-radius: var(--rl);
    padding: 18px;
    position: relative;
    overflow: hidden;
}
.stat-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 2px; background: var(--blue); }
.stat-card.c-green::before { background: var(--green); }
.stat-card.c-amber::before { background: var(--amber); }
.stat-card.c-cyan::before { background: var(--cyan); }
.stat-card span {
    color: var(--t3);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.stat-card strong {
    display: block;
    color: var(--t1);
    font-size: 34px;
    line-height: 1;
    margin: 12px 0 7px;
}
.stat-card em { color: var(--t3); font-size: 12px; font-style: normal; }
.panel {
    background: var(--card);
    border: 1px solid var(--b0);
    border-radius: var(--rl);
    padding: 20px;
    box-shadow: 0 24px 70px rgba(0,0,0,.26);
}
.panel-accent { border-color: rgba(56,189,248,.18); }
h1, h2 {
    margin: 0 0 18px;
    color: var(--t1);
    font-size: 16px;
    font-weight: 900;
    letter-spacing: .07em;
    text-transform: uppercase;
}
.grid-form {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 12px 18px;
    align-items: center;
}
.recurring-form { align-items: start; }
label {
    color: var(--t2);
    font-size: 13px;
    font-weight: 800;
}
.weekday-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 8px;
}
.weekday-pill {
    display: block;
    cursor: pointer;
}
.weekday-pill input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.weekday-pill span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    border: 1px solid var(--b1);
    border-radius: 8px;
    background: #121821;
    color: var(--t2);
    font-size: 12px;
    font-weight: 900;
}
.weekday-pill input:checked + span {
    color: var(--blue);
    border-color: rgba(56,189,248,.55);
    background: var(--blue-d);
}
input, select, textarea {
    width: 100%;
    border: 1px solid var(--b1);
    border-radius: 8px;
    background: #121821;
    color: var(--t1);
    padding: 11px 12px;
    font: inherit;
    outline: none;
}
input:focus, select:focus, textarea:focus {
    border-color: rgba(56,189,248,.55);
    box-shadow: 0 0 0 3px rgba(56,189,248,.08);
}
select option { background: #111827; color: var(--t1); }
textarea { resize: vertical; min-height: 92px; }
button {
    grid-column: 2;
    justify-self: start;
    background: var(--red);
    color: #fff;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 8px;
    min-width: 160px;
    min-height: 42px;
    padding: 0 20px;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(239,68,68,.18);
}
button:hover { filter: brightness(1.08); }
.table-wrap { overflow-x: auto; border: 1px solid var(--b0); border-radius: 10px; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
th, td {
    text-align: left;
    border-bottom: 1px solid var(--b0);
    padding: 12px 14px;
    vertical-align: middle;
}
th {
    color: var(--t3);
    background: var(--el);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .07em;
}
td { color: var(--t2); }
tbody tr:hover { background: rgba(255,255,255,.025); }
tbody tr:last-child td { border-bottom: 0; }
.badge {
    display: inline-flex;
    align-items: center;
    background: var(--blue-d);
    border: 1px solid rgba(56,189,248,.22);
    color: var(--blue);
    border-radius: 999px;
    padding: 4px 9px;
    font-size: 11px;
    font-weight: 900;
}
.badge.ok {
    color: var(--green);
    background: var(--green-d);
    border-color: rgba(34,197,94,.25);
}
.badge.off {
    color: var(--t3);
    background: var(--b0);
    border-color: var(--b1);
}
.time-chip {
    color: var(--t1);
    background: rgba(56,189,248,.08);
    border: 1px solid rgba(56,189,248,.20);
    border-radius: 8px;
    padding: 5px 9px;
}
.inline-form { margin: 0; }
.btn-small {
    grid-column: auto;
    min-width: 86px;
    min-height: 32px;
    padding: 0 11px;
    background: #111827;
    color: var(--blue);
    border-color: rgba(56,189,248,.24);
    box-shadow: none;
    font-size: 12px;
}
.alert {
    padding: 12px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-weight: 800;
    font-size: 13px;
}
.alert.success { background: var(--green-d); color: var(--green); border: 1px solid rgba(34,197,94,.22); }
.alert.error { background: var(--red-d); color: #fca5a5; border: 1px solid rgba(239,68,68,.22); }
.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 20px;
}
.login-card {
    width: min(440px, 100%);
    background: var(--card);
    border: 1px solid var(--b0);
    border-radius: var(--rl);
    padding: 30px;
    box-shadow: 0 24px 80px rgba(0,0,0,.45);
}
.login-logo {
    width: 250px;
    max-width: 100%;
    height: 72px;
    object-fit: contain;
    display: block;
    margin-bottom: 18px;
}
.login-card h1 { margin-bottom: 8px; }
.login-card p { margin-top: 0; color: var(--t2); }
.login-card label {
    display: block;
    margin: 14px 0 7px;
}
.login-card button {
    width: 100%;
    margin-top: 18px;
    grid-column: auto;
}
.login-card small {
    display: block;
    color: var(--t3);
    margin-top: 16px;
}
@media (max-width: 880px) {
    .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .hero { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 720px) {
    .topbar { align-items: flex-start; flex-direction: column; padding: 18px; }
    .brand img { width: 150px; }
    .grid-form { grid-template-columns: 1fr; }
    button { grid-column: 1; width: 100%; }
    .stat-grid { grid-template-columns: 1fr; }
    .weekday-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}