:root {
    --bg: #0b1020;
    --bg-alt: #0f1630;
    --card: #141c3a;
    --border: #26335f;
    --text: #e8ecf7;
    --muted: #a7b2cc;
    --primary: #6aa1ff;
    --primary-600: #4e86ec;
    --accent: #2ee6a6;
    --error: #ff7180;
    --shadow: 0 10px 25px rgba(0, 0, 0, .35);
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, 'Helvetica Neue', Arial;
    color: var(--text);
    background: radial-gradient(1200px 600px at 20% -10%, #1b2657 10%, transparent 60%), radial-gradient(1000px 500px at 120% 10%, #1a2f61 10%, transparent 70%), var(--bg);
}

/* Auth */
.auth-body {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 24px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 26px;
    box-shadow: var(--shadow);
}

.brand {
    margin: 0 0 16px;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: .5px;
}

.alert {
    padding: 10px 12px;
    border-radius: 8px;
    margin: 8px 0 16px;
}

.alert-error {
    background: rgba(255, 113, 128, .12);
    border: 1px solid rgba(255, 113, 128, .25);
    color: #ffb1ba;
}

.form-auth label span {
    display: block;
    margin: 2px 0 6px;
    color: var(--muted);
    font-size: 13px;
}

/* Layout */
.layout {
    display: grid;
    grid-template-rows: 56px 1fr;
    min-height: 100vh;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    border-bottom: 1px solid var(--border);
    background: rgba(10, 15, 35, .55);
    backdrop-filter: blur(6px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.topbar .brand {
    font-weight: 700;
    color: var(--text);
}

.topbar .user {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
}

.main {
    display: grid;
    grid-template-columns: 220px 1fr;
    min-height: calc(100vh - 56px);
}

.sidebar {
    border-right: 1px solid var(--border);
    padding: 12px;
    background: linear-gradient(180deg, rgba(20, 28, 58, .6), rgba(20, 28, 58, .2));
}

.content {
    padding: 20px;
    display: grid;
    gap: 18px;
    align-content: start;
}

/* Nav */
.nav-btn {
    width: 100%;
    text-align: left;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--text);
    background: transparent;
    border: 1px solid transparent;
    transition: .15s ease;
    cursor: pointer;
}

.nav-btn:hover {
    background: rgba(106, 161, 255, .08);
    border-color: rgba(106, 161, 255, .25);
}

/* Cards */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    box-shadow: var(--shadow);
}

.card h2 {
    margin: 0 0 12px;
    font-size: 18px;
}

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.form-grid label {
    display: grid;
    gap: 6px;
    font-size: 14px;
}

input,
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    background: #0f142c;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 10px;
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(106, 161, 255, .15);
}

.form-actions {
    grid-column: 1/-1;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid transparent;
    background: #1a244a;
    color: var(--text);
    cursor: pointer;
    transition: background .15s ease, transform .05s ease, border-color .15s ease;
}

.btn:hover {
    background: #223163;
}

.btn:active {
    transform: translateY(1px);
}

.btn-primary {
    background: linear-gradient(180deg, var(--primary), var(--primary-600));
    border-color: rgba(106, 161, 255, .55);
    color: #fff;
}

.btn-primary:hover {
    filter: brightness(1.05);
}

.btn-ghost {
    background: transparent;
    border-color: var(--border);
    color: var(--muted);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, .05);
}

/* Progress */
.progress__track {
    width: 100%;
    height: 14px;
    background: #0f142c;
    border: 1px solid var(--border);
    border-radius: 999px;
    overflow: hidden;
}

.progress__bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--primary));
}

.log {
    max-height: 260px;
    overflow: auto;
    background: #0a0f23;
    border: 1px solid var(--border);
    padding: 10px;
    border-radius: 10px;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-wrap: anywhere;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    border-radius: 12px;
    overflow: hidden;
}

table th,
table td {
    padding: 10px;
    border-bottom: 1px solid var(--border);
    text-align: left;
}

table thead th {
    background: rgba(255, 255, 255, .04);
    color: var(--muted);
    font-weight: 600;
    font-size: 13px;
}

table tbody tr:hover {
    background: rgba(255, 255, 255, .03);
}

/* Jobs */
.jobs .job-list {
    display: grid;
    gap: 8px;
}

.job-item {
    padding: 8px 10px;
    background: #0f142c;
    border: 1px solid var(--border);
    border-radius: 10px;
}

/* Responsive */
@media (max-width: 980px) {
    .main {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: sticky;
        top: 56px;
        z-index: 5;
        display: flex;
        gap: 8px;
        overflow: auto;
    }

    .nav-btn {
        white-space: nowrap;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}