/* styles.css - Main Stylesheet for Weather App */

/* CSS Variables for Theme Management */
:root {
    /* Light Theme Colors */
    --primary-color: #4285f4;
    --primary-dark: #3367d6;
    --secondary-color: #34a853;
    --accent-color: #fbbc04;
    --error-color: #ea4335;
    
    /* Light Theme Background */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e8f0fe;
    --bg-gradient-start: #e3f2fd;
    --bg-gradient-end: #bbdefb;
    
    /* Light Theme Text */
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --text-tertiary: #80868b;
    --text-inverse: #ffffff;
    
    /* Light Theme Shadows */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.15);
    
    /* Common Variables */
    --border-radius: 16px;
    --border-radius-small: 8px;
    --border-radius-large: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Dark Theme Colors */
.dark-theme {
    --primary-color: #8ab4f8;
    --primary-dark: #669df6;
    --secondary-color: #81c995;
    --accent-color: #fdd663;
    --error-color: #f28b82;
    
    /* Dark Theme Background */
    --bg-primary: #202124;
    --bg-secondary: #303134;
    --bg-tertiary: #3c4043;
    --bg-gradient-start: #353636;
    --bg-gradient-end: #292a2c;
    
    /* Dark Theme Text */
    --text-primary: #e8eaed;
    --text-secondary: #9aa0a6;
    --text-tertiary: #80868b;
    --text-inverse: #202124;
    
    /* Dark Theme Shadows */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.5);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: var(--transition);
    overflow-x: hidden;
}

/* App Container */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Navigation Bar */
.navbar {
    background: var(--bg-primary);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--primary-color);
}

.nav-brand i {
    font-size: 1.5rem;
}

.nav-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-small);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-toggle:hover {
    background: var(--bg-secondary);
    transform: scale(1.05);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 300px;
    height: 100vh;
    background: var(--bg-primary);
    box-shadow: var(--shadow-heavy);
    transition: var(--transition);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.mobile-menu.active {
    left: 0;
}

/* User Profile in Mobile Menu */
.user-profile {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 2rem 1.5rem 1.5rem;
    color: var(--text-inverse);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.profile-pic {
    width: 120px;
    height: 120px;
    /* background: rgba(255, 255, 255, 0.2); */
    background-image: url('./image/dp.png');
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-repeat: no-repeat;
    background-size: cover;
    font-size: 1.5rem;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.user-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.user-info p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Menu Items */
.menu-items {
    list-style: none;
    padding: 1rem 0;
    flex: 1;
}

.menu-items li {
    margin-bottom: 0.25rem;
}

.menu-items a {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    border-radius: 0;
    position: relative;
}

.menu-items a:hover,
.menu-items a.active {
    background: var(--bg-secondary);
    color: var(--primary-color);
}

.menu-items a.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    background: var(--primary-color);
    border-radius: 0 4px 4px 0;
}

.menu-items i {
    width: 20px;
    text-align: center;
}

/* Theme Toggle */
.theme-toggle {
    padding: 1.5rem;
    border-top: 1px solid var(--bg-secondary);
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Switch Component */
.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 32px;
}

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-tertiary);
    transition: var(--transition);
    border-radius: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 8px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 24px;
    width: 24px;
    left: 4px;
    bottom: 4px;
    background: white;
    transition: var(--transition);
    border-radius: 50%;
    box-shadow: var(--shadow-light);
}

input:checked + .slider {
    background: var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(28px);
}

.sun-icon,
.moon-icon {
    font-size: 12px;
    color: var(--text-tertiary);
    z-index: 1;
}

input:checked + .slider .sun-icon {
    color: white;
}

input:not(:checked) + .slider .moon-icon {
    color: white;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 0;
    position: relative;
}

/* Page Management */
.page {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
    min-height: calc(100vh - 80px);
    padding: 1.5rem;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.back-btn {
    background: var(--bg-primary);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
    color: var(--text-primary);
}

.back-btn:hover {
    background: var(--bg-secondary);
    transform: scale(1.05);
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Weather Cards */
.weather-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-large);
    padding: 2rem;
    box-shadow: var(--shadow-medium);
    margin-bottom: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.weather-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.main-weather {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.main-weather::before {
    display: none;
}

.weather-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.location {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

.weather-icon {
    font-size: 3rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.weather-main {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.temperature {
    display: flex;
    align-items: flex-start;
    line-height: 1;
}

.temp-value {
    font-size: 4rem;
    font-weight: 300;
    margin-right: 0.25rem;
}

.temp-unit {
    font-size: 1.5rem;
    font-weight: 400;
    margin-top: 0.5rem;
}

.weather-desc h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.weather-desc p {
    font-size: 1rem;
    opacity: 0.9;
}

.weather-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1.5rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.detail-item i {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.detail-item .value {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.detail-item .label {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Quick Actions */
.quick-actions {
    margin-bottom: 2rem;
}

.quick-actions h2,
.highlights h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.action-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.action-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-light);
    border: 2px solid transparent;
}

.action-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: var(--primary-color);
}

.action-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.action-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.action-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Today's Highlights */
.highlight-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.highlight-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.highlight-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.highlight-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.highlight-header i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.highlight-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.highlight-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Forecast Cards */
.forecast-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.forecast-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    display: flex;
    /* grid-template-columns: 2fr 1fr 2fr 1fr; */
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.forecast-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.forecast-day{
    display: flex;
    flex-direction: column;
    align-items: start;
    justify-content: start;
    /* background-color: #1a73e8; */
    width: 40%;
}

.forecast-day h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.forecast-day p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.forecast-icon-container{
    display: flex;
    flex-direction: column;
    align-items: end;
    justify-content: end;
    width: 40%;
}

.forecast-icon {
    font-size: 2rem;
    text-align: center;
}

.forecast-temp {
    /* background-color: #34a853; */
    text-align: center;
    width: 20%;
}

.forecast-temp .high {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    /* margin-right: 0.5rem; */
}

.forecast-temp .low {
    font-size: 1rem;
    color: var(--text-secondary);
}

.forecast-desc {
    font-size: 0.9rem;
    color: var(--text-primary);
    text-align: right;
}

/* Week Summary */
.week-summary h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.summary-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-large);
    padding: 2rem;
    box-shadow: var(--shadow-medium);
}

.summary-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-item i {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.stat-item:nth-child(1) i { color: var(--primary-color); }
.stat-item:nth-child(2) i { color: var(--error-color); }
.stat-item:nth-child(3) i { color: var(--secondary-color); }

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.summary-info {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.summary-info i {
    color: var(--primary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.summary-info p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Settings Page */
.settings-sections {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.settings-section {
    background: var(--bg-primary);
    border-radius: var(--border-radius-large);
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.settings-section h3 {
    background: var(--bg-secondary);
    padding: 1.5rem;
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.settings-section h3 i {
    color: var(--primary-color);
}

.setting-item {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--bg-secondary);
    transition: var(--transition);
}

.setting-item:last-child {
    border-bottom: none;
}

.setting-item:hover {
    background: var(--bg-secondary);
}

.setting-info {
    flex: 1;
}

.setting-info span {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

.setting-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

.setting-select {
    background: var(--bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--border-radius-small);
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    min-width: 150px;
}

.setting-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.action-item {
    cursor: pointer;
}

.action-item i {
    color: var(--primary-color);
    margin-right: 1rem;
}

/* About Page */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.app-logo {
    text-align: center;
    margin-bottom: 3rem;
}

.logo-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-heavy);
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.logo-icon i {
    font-size: 4rem;
    color: white;
}

.app-logo h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.app-logo p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.about-section {
    background: var(--bg-primary);
    border-radius: var(--border-radius-large);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-light);
}

.about-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.about-section h3 i {
    color: var(--primary-color);
}

.about-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-2px);
    background: var(--bg-tertiary);
}

.feature-item i {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.feature-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.feature-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

.developer-info {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.developer-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    flex-shrink: 0;
}

.developer-details h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.developer-details p {
    margin-bottom: 0.5rem;
}

.developer-desc {
    font-style: italic;
}

.about-footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-tertiary);
}

.about-footer p {
    margin-bottom: 0.5rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--bg-primary);
    margin: 15% auto;
    padding: 2rem;
    border-radius: var(--border-radius-large);
    width: 90%;
    max-width: 400px;
    box-shadow: var(--shadow-heavy);
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    color: var(--text-tertiary);
    float: right;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    position: absolute;
    right: 1rem;
    top: 1rem;
    transition: var(--transition);
}

.close:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

#alertMessage {
    font-size: 1.1rem;
    color: var(--text-primary);
    text-align: center;
    padding-top: 1rem;
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }
    
    .page {
        padding: 1rem;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .weather-card {
        padding: 1.2rem;
    }
    
    .temp-value {
        font-size: 3rem;
    }
    
    .weather-details {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    
    .action-cards {
        grid-template-columns: 1fr;
    }
    
    .highlight-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .forecast-card {
        /* grid-template-columns: 1fr;
        text-align: center;
        gap: 1rem; */
    }
    
    .forecast-desc {
        text-align: center;
    }
    
    .summary-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    
    .features-list {
        grid-template-columns: 1fr;
    }
    
    .developer-info {
        flex-direction: column;
        text-align: center;
    }
    
    .setting-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .setting-select {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .user-profile{
        display: flex;
        width: 100%;
        justify-content: start;
        align-items: start;
        flex-direction: column;
        gap: 20px;
    }

    .page-header{
        align-items: start;
        flex-direction: column;
        gap: 0px;
    }

    .mobile-menu {
        width: 280px;
    }
    
    .page {
        padding: 0.75rem;
    }
    
    .weather-card {
        padding: 1.25rem;
    }
    
    .weather-main {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1rem;
    }
    
    .summary-stats {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        margin: 20% auto;
        padding: 1.5rem;
    }

    .stat-item{
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-direction: row;
        width: 100%;
    }

    .stat-item div{
        width: 60%;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 4px solid var(--bg-secondary);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States */
button:focus,
select:focus,
input:focus,
.action-card:focus,
.forecast-card:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .navbar,
    .mobile-menu,
    .nav-toggle,
    .back-btn,
    .modal {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .weather-card,
    .highlight-card,
    .forecast-card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}