/* =====================================================
   SETTINGS PAGE - Dark Mode Compatible
   Uses global CSS variables from styles.css
   ===================================================== */

/* Page Layout */
.settings-page {
    grid-column: 2 / -1;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    background: var(--page-bg-gradient);
    overflow: hidden;
    height: calc(100vh - var(--header-height));
}

.settings-wrapper {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 24px;
    gap: 20px;
    overflow-y: auto;
}

/* ============ PAGE HEADER ============ */
.settings-page .page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    flex-wrap: wrap;
    gap: 16px;
}

.settings-page .page-header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.settings-page .page-title {
    display: flex;
    align-items: center;
    gap: 16px;
}

.settings-page .page-title > i {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 24px;
    background: var(--indigo-bg-gradient);
    color: var(--indigo-600);
}

.settings-page .page-title h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.settings-page .page-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin: 2px 0 0;
}

/* ============ SETTINGS SECTIONS ============ */
.settings-sections {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 720px;
}

/* ============ SETTINGS CARD ============ */
.settings-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
}

.settings-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border-light);
}

.settings-card-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 20px;
    flex-shrink: 0;
}

/* Icon color variants */
#roundRobinSection .settings-card-icon {
    background: var(--purple-light-gradient);
    color: var(--purple-600);
}

.settings-card:nth-child(2) .settings-card-icon {
    background: var(--blue-light-gradient);
    color: var(--blue-600);
}

.settings-card:nth-child(3) .settings-card-icon {
    background: var(--emerald-light-gradient);
    color: var(--emerald-600);
}

.settings-card-title h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.settings-card-title p {
    font-size: 12px;
    color: var(--text-muted);
    margin: 3px 0 0;
}

.settings-card-body {
    padding: 16px 20px;
}

/* ============ SETTING ROW ============ */
.setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 8px 0;
}

.setting-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
    flex: 1;
}

.setting-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.setting-desc {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

.setting-divider {
    height: 1px;
    background: var(--border-light);
    margin: 4px 0;
}

/* ============ TOGGLE SWITCH ============ */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
    cursor: pointer;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gray-300);
    transition: 0.25s ease;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: #fff;
    transition: 0.25s ease;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--indigo-500);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-slider {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============ DARK MODE ============ */
[data-theme="dark"] .settings-page .page-title > i {
    background: rgba(99, 102, 241, 0.15);
    color: var(--indigo-400);
}

[data-theme="dark"] #roundRobinSection .settings-card-icon {
    background: rgba(139, 92, 246, 0.15);
    color: var(--purple-400);
}

[data-theme="dark"] .settings-card:nth-child(2) .settings-card-icon {
    background: rgba(59, 130, 246, 0.15);
    color: var(--blue-400);
}

[data-theme="dark"] .settings-card:nth-child(3) .settings-card-icon {
    background: rgba(16, 185, 129, 0.15);
    color: var(--emerald-400);
}

[data-theme="dark"] .settings-card {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.2);
}

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

/* Tablets - 992px and below */
@media (max-width: 992px) {
    .settings-page {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .settings-page {
        grid-column: 1 / -1;
        height: auto;
        min-height: calc(100vh - var(--header-height));
        overflow-y: auto;
    }

    .settings-wrapper {
        padding: 16px;
        gap: 16px;
        overflow: visible;
        height: auto;
        padding-bottom: 100px;
    }

    .settings-sections {
        max-width: 100%;
    }

    .settings-page .page-title > i {
        width: 40px;
        height: 40px;
        font-size: 20px;
        border-radius: 12px;
    }

    .settings-page .page-title h1 {
        font-size: 18px;
    }

    .settings-card-header {
        padding: 14px 16px;
    }

    .settings-card-body {
        padding: 12px 16px;
    }

    .setting-row {
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .settings-wrapper {
        padding: 12px;
        gap: 12px;
    }

    .settings-page .page-title {
        gap: 12px;
    }

    .settings-page .page-title > i {
        width: 36px;
        height: 36px;
        font-size: 18px;
        border-radius: 10px;
    }

    .settings-page .page-title h1 {
        font-size: 16px;
    }

    .settings-page .page-subtitle {
        font-size: 12px;
    }

    .settings-card {
        border-radius: 12px;
    }

    .settings-card-header {
        padding: 12px 14px;
        gap: 10px;
    }

    .settings-card-icon {
        width: 36px;
        height: 36px;
        font-size: 18px;
        border-radius: 8px;
    }

    .settings-card-title h3 {
        font-size: 14px;
    }

    .settings-card-body {
        padding: 10px 14px;
    }

    .setting-label {
        font-size: 13px;
    }

    .setting-desc {
        font-size: 11px;
    }
}