/* Dark Theme */

:root[data-theme="dark"] {
    /* Background Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --bg-input: #334155;

    /* Text Colors */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    /* Border Colors */
    --border-primary: #334155;
    --border-secondary: #475569;

    /* Accent Colors */
    --accent-primary: #06b6d4;
    --accent-secondary: #3b82f6;

    /* Shadow Colors */
    --shadow-color: rgba(0, 0, 0, 0.3);
}

:root[data-theme="dark"] body {
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    color: var(--text-primary);
}

/* Header */
:root[data-theme="dark"] header {
    background: rgba(30, 41, 59, 0.95);
    border-bottom-color: var(--border-primary);
}

:root[data-theme="dark"] .logo-text h1 {
    color: var(--text-primary);
}

:root[data-theme="dark"] .logo-text p {
    color: var(--text-secondary);
}

/* Cards */
:root[data-theme="dark"] .recent-plans,
:root[data-theme="dark"] .top-skills,
:root[data-theme="dark"] .plan-card,
:root[data-theme="dark"] .top-plan {
    background: var(--bg-card);
    border-color: var(--border-primary);
    box-shadow: 0 4px 6px -1px var(--shadow-color);
}

:root[data-theme="dark"] .section-header h2 {
    color: var(--text-primary);
}

:root[data-theme="dark"] .section-header p {
    color: var(--text-secondary);
}

/* Plan Cards */
:root[data-theme="dark"] .plan-title {
    color: var(--text-primary);
}

:root[data-theme="dark"] .plan-meta {
    color: var(--text-secondary);
}

:root[data-theme="dark"] .plan-content h3 {
    color: var(--text-primary);
}

:root[data-theme="dark"] .request-text {
    background: var(--bg-tertiary);
    border-color: var(--border-primary);
    color: var(--text-primary);
}

:root[data-theme="dark"] .event-item {
    background: var(--bg-tertiary);
    border-color: var(--border-primary);
}

:root[data-theme="dark"] .event-text {
    background: var(--bg-card);
    border-color: var(--border-secondary);
    color: var(--text-primary);
}

:root[data-theme="dark"] .event-text:hover {
    background: var(--bg-tertiary);
}

:root[data-theme="dark"] .event-date-time {
    color: var(--text-secondary);
}

/* Top Skills */
:root[data-theme="dark"] .top-plan-title {
    color: var(--text-primary);
}

:root[data-theme="dark"] .top-plan-days {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

:root[data-theme="dark"] .point-tag {
    background: rgba(6, 182, 212, 0.15);
    color: #67e8f9;
    border-color: rgba(6, 182, 212, 0.3);
}

:root[data-theme="dark"] .skill-tag {
    background: rgba(16, 185, 129, 0.15);
    color: #6ee7b7;
    border-color: rgba(16, 185, 129, 0.3);
}

/* Inputs */
:root[data-theme="dark"] .skill-input {
    background: var(--bg-input);
    border-color: var(--border-primary);
    color: var(--text-primary);
}

:root[data-theme="dark"] .skill-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.2);
}

:root[data-theme="dark"] .skill-input::placeholder {
    color: var(--text-muted);
}

/* Buttons */
:root[data-theme="dark"] .btn-outline-secondary {
    border-color: var(--border-secondary);
    color: var(--text-secondary);
}

:root[data-theme="dark"] .btn-outline-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-secondary);
}

/* Toast Notifications */
:root[data-theme="dark"] .toast {
    background: var(--bg-card);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
}

:root[data-theme="dark"] .toast-title {
    color: var(--text-primary);
}

:root[data-theme="dark"] .toast-message {
    color: var(--text-secondary);
}

/* Progress & Skeleton */
:root[data-theme="dark"] .progress-bar {
    background: var(--bg-tertiary);
}

:root[data-theme="dark"] .skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);
}

:root[data-theme="dark"] .skeleton-card {
    background: var(--bg-card);
    box-shadow: 0 4px 6px -1px var(--shadow-color);
}

/* Calendar */
:root[data-theme="dark"] .calendar-header,
:root[data-theme="dark"] .calendar-container {
    background: var(--bg-card);
}

:root[data-theme="dark"] .calendar-header h1 {
    color: var(--text-primary);
}

:root[data-theme="dark"] .calendar-header p {
    color: var(--text-secondary);
}

:root[data-theme="dark"] .calendar-view-btn {
    background: var(--bg-tertiary);
    border-color: var(--border-primary);
    color: var(--text-primary);
}

:root[data-theme="dark"] .calendar-view-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--border-secondary);
}

:root[data-theme="dark"] .calendar-stat {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    border-color: var(--border-primary);
}

:root[data-theme="dark"] .calendar-stat-value {
    color: var(--accent-primary);
}

:root[data-theme="dark"] .calendar-stat-label {
    color: var(--text-secondary);
}

/* Scrollbar */
:root[data-theme="dark"] ::-webkit-scrollbar {
    width: 12px;
}

:root[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

:root[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 6px;
}

:root[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--border-secondary);
}

/* Selection */
:root[data-theme="dark"] ::selection {
    background: rgba(6, 182, 212, 0.3);
    color: var(--text-primary);
}