/* ================================================================
   SXPanel — Dark professional theme
   ================================================================ */

:root {
    --bg-body: #0b0f14;
    --bg-card: #141a23;
    --bg-card-hover: #1a2230;
    --bg-input: #0d1219;
    --bg-topbar: #111820;
    --border: #1e2a3a;
    --border-hover: #2d3f55;

    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #484f58;

    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --accent-dim: rgba(88, 166, 255, 0.12);

    --green: #3fb950;
    --green-dim: rgba(63, 185, 80, 0.15);
    --red: #f85149;
    --red-dim: rgba(248, 81, 73, 0.15);
    --yellow: #d29922;
    --yellow-dim: rgba(210, 153, 34, 0.15);
    --indigo: #8b5cf6;
    --indigo-dim: rgba(139, 92, 246, 0.15);
    --gray: #6b7280;

    --radius: 14px;
    --radius-sm: 10px;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    --transition: 0.2s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
        Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}


/* ================================================================
   LOGIN
   ================================================================ */

.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 24px;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(88, 166, 255, 0.04) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 80%, rgba(139, 92, 246, 0.03) 0%, transparent 60%),
        var(--bg-body);
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 52px 44px 44px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow);
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.brand {
    font-size: 26px;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 3px;
    text-transform: uppercase;
}

.project-name {
    font-size: 17px;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 6px;
}

.subtitle {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 10px;
    text-transform: uppercase;
    letter-spacing: 4px;
}

.divider {
    width: 48px;
    height: 2px;
    background: var(--border);
    margin: 20px auto 0;
    border-radius: 1px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.input-group input {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 15px;
    transition: border-color var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.btn-primary {
    width: 100%;
    padding: 13px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: background var(--transition), box-shadow var(--transition);
    margin-top: 8px;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 16px var(--accent-dim);
}

.error-msg {
    color: var(--red);
    font-size: 13px;
    margin-bottom: 12px;
    text-align: center;
}

.hidden {
    display: none;
}


/* ================================================================
   TOPBAR
   ================================================================ */

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 28px;
    height: 56px;
    background: var(--bg-topbar);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-sm {
    font-size: 15px;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 2px;
}

.sep {
    color: var(--text-muted);
    font-weight: 300;
}

.project-sm {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-badge {
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--accent-dim);
    padding: 4px 12px;
    border-radius: 20px;
}

.btn-logout {
    padding: 6px 16px;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all var(--transition);
}

.btn-logout:hover {
    background: var(--red-dim);
    color: var(--red);
    border-color: var(--red);
}


/* ================================================================
   DASHBOARD
   ================================================================ */

.dashboard {
    max-width: 1120px;
    margin: 0 auto;
    padding: 32px 28px 80px;
}

.section {
    margin-bottom: 44px;
}

.section-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.3px;
}

.section-meta {
    font-size: 12px;
    color: var(--text-muted);
}


/* ================================================================
   STATS GRID
   ================================================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(155px, 1fr));
    gap: 10px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 18px 16px;
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
}

.stat-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.stat-card.total {
    border-color: var(--accent);
    background: linear-gradient(135deg, var(--bg-card), var(--accent-dim));
}

.stat-card.has-errors {
    border-color: var(--red);
    background: linear-gradient(135deg, var(--bg-card), var(--red-dim));
}

.stat-indicator {
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    border-radius: 0 2px 2px 0;
}

.stat-value {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 2px;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}

.stat-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.stat-card.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    color: var(--text-muted);
    font-size: 13px;
}


/* ================================================================
   MODES
   ================================================================ */

.modes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 12px;
}

.mode-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 22px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: border-color var(--transition);
}

.mode-card:hover {
    border-color: var(--border-hover);
}

.mode-card.loading {
    justify-content: center;
    min-height: 72px;
    color: var(--text-muted);
    font-size: 13px;
}

.mode-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mode-name {
    font-size: 15px;
    font-weight: 700;
}

.mode-status {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.mode-status.on {
    color: var(--green);
}

.mode-status.off {
    color: var(--red);
}

.mode-ts {
    font-size: 11px;
    color: var(--text-muted);
}

/* Toggle switch */
.toggle {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
    flex-shrink: 0;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-track {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--border);
    border-radius: 26px;
    transition: background 0.3s;
}

.toggle-track::before {
    content: "";
    position: absolute;
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background: var(--text-primary);
    border-radius: 50%;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.toggle input:checked + .toggle-track {
    background: var(--green);
}

.toggle input:checked + .toggle-track::before {
    transform: translateX(24px);
}

.toggle input:disabled + .toggle-track {
    opacity: 0.4;
    cursor: not-allowed;
}


/* ================================================================
   FOOTER
   ================================================================ */

.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 28px;
    border-top: 1px solid var(--border);
    font-size: 11px;
    color: var(--text-muted);
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-topbar);
    z-index: 100;
    letter-spacing: 0.3px;
}

.conn-status {
    display: flex;
    align-items: center;
    gap: 7px;
}

.dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    display: inline-block;
}

.dot.ok {
    background: var(--green);
    box-shadow: 0 0 8px rgba(63, 185, 80, 0.5);
}

.dot.err {
    background: var(--red);
    box-shadow: 0 0 8px rgba(248, 81, 73, 0.5);
    animation: blink 1.4s ease-in-out infinite;
}

.version-tag {
    opacity: 0.35;
    font-size: 10px;
    letter-spacing: 0.5px;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}


/* ================================================================
   RESPONSIVE
   ================================================================ */

@media (max-width: 640px) {
    .topbar { padding: 0 16px; }
    .dashboard { padding: 20px 16px 72px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .modes-grid { grid-template-columns: 1fr; }
    .login-card { padding: 36px 24px 32px; }
    .brand { font-size: 22px; }
    .footer { padding: 8px 16px; }
    .topbar-left .sep,
    .topbar-left .project-sm { display: none; }
}