/* ChipDash design system — one variable set, swapped via [data-theme]. */

:root,
[data-theme="dark"] {
    --bg: #14121c;
    --bg-elevated: #1b1826;
    --card-bg: #201d2c;
    --card-border: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    --text-primary: #f1eef9;
    --text-muted: #9d97b3;
    --sidebar-bg: #17141f;
    --sidebar-active-bg: rgba(139, 92, 246, 0.18);

    --accent-purple: #8b5cf6;
    --accent-purple-soft: rgba(139, 92, 246, 0.15);
    --accent-orange: #f5923a;
    --accent-orange-soft: rgba(245, 146, 58, 0.15);
    --accent-blue: #4da3ff;
    --accent-blue-soft: rgba(77, 163, 255, 0.15);
    --accent-red: #f45b69;
    --accent-red-soft: rgba(244, 91, 105, 0.15);
    --accent-green: #38d996;
    --accent-green-soft: rgba(56, 217, 150, 0.15);

    --hairline: rgba(255, 255, 255, 0.06);
    --input-bg: #262233;
    --input-border: rgba(255, 255, 255, 0.1);
}

[data-theme="light"] {
    --bg: #f4f3f9;
    --bg-elevated: #ffffff;
    --card-bg: #ffffff;
    --card-border: rgba(20, 18, 30, 0.08);
    --card-shadow: 0 8px 24px rgba(20, 18, 30, 0.06);
    --text-primary: #1e1c28;
    --text-muted: #6b6580;
    --sidebar-bg: #ffffff;
    --sidebar-active-bg: rgba(139, 92, 246, 0.1);

    --accent-purple: #7c3aed;
    --accent-purple-soft: rgba(124, 58, 237, 0.1);
    --accent-orange: #e2790f;
    --accent-orange-soft: rgba(226, 121, 15, 0.1);
    --accent-blue: #2c7be5;
    --accent-blue-soft: rgba(44, 123, 229, 0.1);
    --accent-red: #dc3757;
    --accent-red-soft: rgba(220, 55, 87, 0.1);
    --accent-green: #1fa971;
    --accent-green-soft: rgba(31, 169, 113, 0.1);

    --hairline: rgba(20, 18, 30, 0.08);
    --input-bg: #f4f3f9;
    --input-border: rgba(20, 18, 30, 0.12);
}

* { box-sizing: border-box; }

body {
    background: var(--bg);
    color: var(--text-primary);
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
    min-height: 100vh;
}

a { color: var(--accent-purple); text-decoration: none; }

/* ---------------------------------------------------------------- */
/* Login page                                                        */
/* ---------------------------------------------------------------- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
}
.login-wrap { width: 100%; max-width: 380px; padding: 1rem; }
.login-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
}
.brand-mark {
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ---------------------------------------------------------------- */
/* App shell: fixed sidebar + main content                           */
/* ---------------------------------------------------------------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 240px;
    flex-shrink: 0;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--hairline);
    position: fixed;
    top: 0; left: 0; bottom: 0;
    display: flex;
    flex-direction: column;
    padding: 1.25rem 0.85rem;
    z-index: 100;
}

.sidebar-brand {
    font-weight: 700;
    font-size: 1.2rem;
    padding: 0.5rem 0.65rem 1.25rem;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.sidebar-nav { list-style: none; padding: 0; margin: 0; flex: 1; }
.sidebar-nav li { margin-bottom: 0.25rem; }

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.6rem 0.75rem;
    border-radius: 999px;
    color: var(--text-muted);
    font-size: 0.92rem;
    font-weight: 500;
    transition: background 0.15s, color 0.15s;
}
.sidebar-link:hover { background: var(--card-border); color: var(--text-primary); }
.sidebar-link.active {
    background: var(--sidebar-active-bg);
    color: var(--accent-purple);
}
.sidebar-link .icon { width: 20px; text-align: center; flex-shrink: 0; }

.sidebar-footer {
    border-top: 1px solid var(--hairline);
    padding-top: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.theme-toggle {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 999px;
    padding: 0.35rem 0.7rem;
    color: var(--text-primary);
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.main-content {
    margin-left: 240px;
    flex: 1;
    padding: 1.75rem 2rem 3rem;
    min-width: 0;
}

.page-header { margin-bottom: 1.5rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem; }
.page-title { font-size: 1.4rem; font-weight: 700; margin: 0; }
.page-subtitle { color: var(--text-muted); font-size: 0.9rem; }

/* ---------------------------------------------------------------- */
/* Cards                                                              */
/* ---------------------------------------------------------------- */
.chip-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    padding: 1.25rem 1.4rem;
}

.kpi-card { position: relative; overflow: hidden; }
.kpi-label { color: var(--text-muted); font-size: 0.82rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; }
.kpi-value { font-size: 1.7rem; font-weight: 700; margin: 0.35rem 0 0.15rem; }
.kpi-delta { font-size: 0.82rem; font-weight: 600; display: inline-flex; align-items: center; gap: 0.25rem; }
.kpi-delta.up { color: var(--accent-green); }
.kpi-delta.down { color: var(--accent-red); }
.kpi-icon {
    position: absolute; top: 1.1rem; right: 1.2rem;
    width: 38px; height: 38px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem;
}
.kpi-icon.orange { background: var(--accent-orange-soft); color: var(--accent-orange); }
.kpi-icon.blue { background: var(--accent-blue-soft); color: var(--accent-blue); }
.kpi-icon.purple { background: var(--accent-purple-soft); color: var(--accent-purple); }
.kpi-icon.red { background: var(--accent-red-soft); color: var(--accent-red); }
.kpi-sparkline { height: 36px; margin-top: 0.6rem; }

/* ---------------------------------------------------------------- */
/* Tables                                                             */
/* ---------------------------------------------------------------- */
.chip-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.chip-table th {
    text-align: left;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0.55rem 0.75rem;
    border-bottom: 1px solid var(--hairline);
}
.chip-table td {
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid var(--hairline);
    vertical-align: middle;
}
.chip-table tbody tr:hover { background: var(--card-border); }
.chip-table tbody tr:last-child td { border-bottom: none; }

.status-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 700;
    text-transform: capitalize;
}
.status-badge.paid { background: var(--accent-green-soft); color: var(--accent-green); }
.status-badge.pending { background: var(--accent-orange-soft); color: var(--accent-orange); }
.status-badge.failed { background: var(--accent-red-soft); color: var(--accent-red); }
.status-badge.refunded { background: var(--accent-red-soft); color: var(--accent-red); }
.status-badge.cancelled { background: var(--hairline); color: var(--text-muted); }

/* ---------------------------------------------------------------- */
/* Misc                                                               */
/* ---------------------------------------------------------------- */
.warning-banner {
    background: var(--accent-red-soft);
    border: 1px solid var(--accent-red);
    color: var(--accent-red);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.health-row { display: flex; align-items: center; justify-content: space-between; padding: 0.65rem 0; border-bottom: 1px solid var(--hairline); }
.health-row:last-child { border-bottom: none; }
.health-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; margin-right: 0.5rem; }
.health-dot.ok { background: var(--accent-green); }
.health-dot.warn { background: var(--accent-orange); }
.health-dot.bad { background: var(--accent-red); }

.form-control, .form-select {
    background: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important;
    color: var(--text-primary) !important;
}
.form-control:focus, .form-select:focus {
    border-color: var(--accent-purple) !important;
    box-shadow: 0 0 0 0.2rem var(--accent-purple-soft) !important;
}

.btn-primary { background: var(--accent-purple); border-color: var(--accent-purple); }
.btn-primary:hover { background: #7c3aed; border-color: #7c3aed; }

.table-card { padding: 0; overflow: hidden; }
.table-card .chip-table { margin: 0; }
.table-card-header { padding: 1.1rem 1.4rem 0.5rem; display: flex; align-items: center; justify-content: space-between; }
.table-card-header h2 { font-size: 1.05rem; font-weight: 700; margin: 0; }

.chart-card h2 { font-size: 1.05rem; font-weight: 700; margin: 0 0 0.9rem; }

@media (max-width: 900px) {
    .sidebar { transform: translateX(-100%); transition: transform 0.2s; }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; padding: 1.25rem; }
}