/* ==========================================
   Theme System - Light, Dark, Auto Modes
   ========================================== */

/* Default Light Theme Variables */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;

    --text-primary: #333333;
    --text-secondary: #666666;
    --text-tertiary: #999999;

    --border-color: #e0e0e0;
    --border-light: #f0f0f0;

    --card-bg: #ffffff;
    --card-shadow: rgba(0, 0, 0, 0.1);
    --card-shadow-hover: rgba(0, 0, 0, 0.15);

    --input-bg: #ffffff;
    --input-border: #e0e0e0;
    --input-focus: #667eea;

    --header-bg: #ffffff;
    --footer-bg: #f8f9fa;

    --gradient-primary: linear-gradient(135deg, #65C7C3 0%, #7DD3CF 50%, #95DFE0 100%);
    --gradient-secondary: linear-gradient(135deg, #65C7C3 0%, #4A9A97 100%);

    --success-bg: #d4edda;
    --success-text: #155724;
    --success-border: #c3e6cb;

    --error-bg: #f8d7da;
    --error-text: #721c24;
    --error-border: #f5c6cb;

    --warning-bg: #fff3cd;
    --warning-text: #856404;
    --warning-border: #ffeaa7;

    --info-bg: #d1ecf1;
    --info-text: #0c5460;
    --info-border: #bee5eb;
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;

    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --text-tertiary: #808080;

    --border-color: #404040;
    --border-light: #333333;

    --card-bg: #2d2d2d;
    --card-shadow: rgba(0, 0, 0, 0.3);
    --card-shadow-hover: rgba(0, 0, 0, 0.5);

    --input-bg: #3a3a3a;
    --input-border: #404040;
    --input-focus: #8b9dff;

    --header-bg: #2d2d2d;
    --footer-bg: #1a1a1a;

    --gradient-primary: linear-gradient(135deg, #65C7C3 0%, #7DD3CF 50%, #95DFE0 100%);
    --gradient-secondary: linear-gradient(135deg, #65C7C3 0%, #4A9A97 100%);

    --success-bg: #1e4620;
    --success-text: #a3d9a5;
    --success-border: #2d5930;

    --error-bg: #5a1f1f;
    --error-text: #f5c2c7;
    --error-border: #6f2c2c;

    --warning-bg: #5a4a1f;
    --warning-text: #ffd966;
    --warning-border: #6f5c2c;

    --info-bg: #1f4a5a;
    --info-text: #a3d9f5;
    --info-border: #2c5f6f;
}

/* Apply Theme Colors to Elements */
body {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.header,
header {
    background-color: var(--header-bg);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
}

.footer,
footer {
    background-color: var(--footer-bg);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: background-color 0.3s ease;
}

.nav-link {
    color: var(--text-primary);
}

.nav-link:hover {
    color: #667eea;
}

/* Cards */
.card,
.content-card,
.settings-card,
.help-card,
.action-card,
.project-card,
.stat-card {
    background-color: var(--card-bg);
    box-shadow: 0 2px 10px var(--card-shadow);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.card:hover,
.action-card:hover,
.project-card:hover,
.stat-card:hover {
    box-shadow: 0 5px 20px var(--card-shadow-hover);
}

/* Text Colors */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
}

/* Form Inputs */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
    background-color: var(--input-bg);
    color: var(--text-primary);
    border-color: var(--input-border);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--input-focus);
    background-color: var(--input-bg);
}

/* Alerts */
.alert-success {
    background-color: var(--success-bg);
    color: var(--success-text);
    border-color: var(--success-border);
}

.alert-error {
    background-color: var(--error-bg);
    color: var(--error-text);
    border-color: var(--error-border);
}

.alert-warning {
    background-color: var(--warning-bg);
    color: var(--warning-text);
    border-color: var(--warning-border);
}

.alert-info {
    background-color: var(--info-bg);
    color: var(--info-text);
    border-color: var(--info-border);
}

/* Tables */
.users-table,
table {
    background-color: var(--card-bg);
}

.users-table thead,
table thead {
    background-color: var(--bg-secondary);
}

.users-table th,
table th {
    color: var(--text-primary);
    border-bottom-color: var(--border-color);
}

.users-table td,
table td {
    color: var(--text-secondary);
    border-bottom-color: var(--border-light);
}

.users-table tbody tr:hover,
table tbody tr:hover {
    background-color: var(--bg-secondary);
}

/* Borders */
.stat-card,
.settings-card,
.help-card,
.faq-item {
    border-color: var(--border-light);
}

/* Special Elements */
.page-header h1 {
    color: var(--text-primary);
}

.page-header p {
    color: var(--text-secondary);
}

/* Dashboard Welcome Section - Keep gradient but adjust text */
.dashboard-welcome {
    background: var(--gradient-primary);
    color: white;
}

/* Action Cards Text */
.action-card h3,
.project-card h3,
.help-card h3 {
    color: var(--text-primary);
}

.action-card p,
.project-card p,
.help-card p {
    color: var(--text-secondary);
}

/* Settings List */
.settings-list span {
    color: var(--text-secondary);
}

.settings-list strong {
    color: var(--text-primary);
}

/* FAQ */
.faq-question h4 {
    color: var(--text-primary);
}

.faq-answer p {
    color: var(--text-secondary);
}

.faq-question:hover {
    background-color: var(--bg-secondary);
}

/* Empty State */
.empty-state {
    color: var(--text-tertiary);
}

/* Meta Items */
.meta-item {
    color: var(--text-tertiary);
}

/* Form Options */
.form-options {
    background-color: var(--bg-secondary);
}

.checkbox-label span {
    color: var(--text-primary);
}

/* Activity Items */
.activity-item {
    background-color: var(--bg-secondary);
}

.activity-content h4 {
    color: var(--text-primary);
}

.activity-content p {
    color: var(--text-secondary);
}

.activity-time {
    color: var(--text-tertiary);
}

/* Theme Toggle Animation */
.theme-transition {
    transition: background-color 0.3s ease,
                color 0.3s ease,
                border-color 0.3s ease,
                box-shadow 0.3s ease;
}

/* Dark mode specific adjustments */
[data-theme="dark"] .logo-image {
    filter: brightness(0.9);
}

[data-theme="dark"] svg {
    opacity: 0.9;
}

/* Smooth transition for theme changes */
* {
    transition-property: background-color, color, border-color, box-shadow;
    transition-duration: 0.3s;
    transition-timing-function: ease;
}

/* Prevent transition on page load */
.no-transition * {
    transition: none !important;
}