/* Mobile-First CSS - Custom Mobile Design */

/* Base Mobile Styles */
@media (max-width: 768px) {
    /* Remove all horizontal scroll */
    body, html {
        overflow-x: hidden;
        width: 100%;
        max-width: 100vw;
    }
    
    /* Mobile Navigation */
    .navbar {
        padding: 8px 0;
        position: sticky;
        top: 0;
        z-index: 1000;
    }
    
    .nav-container {
        padding: 0 15px;
        flex-wrap: nowrap;
    }
    
    .brand-logo {
        height: 32px;
    }
    
    .nav-menu {
        display: none;
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(15, 15, 15, 0.98);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(51, 51, 51, 0.3);
        padding: 20px;
        flex-direction: column;
        gap: 15px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    }
    
    .nav-menu.mobile-open {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        cursor: pointer;
        padding: 8px;
        border-radius: 6px;
        background: rgba(255, 255, 255, 0.1);
    }
    
    .mobile-menu-toggle span {
        width: 20px;
        height: 2px;
        background: #ffffff;
        margin: 2px 0;
        transition: 0.3s;
    }
    
    /* Mobile Dashboard Layout */
    .dashboard-main {
        padding: 15px 10px;
        gap: 20px;
    }
    
    .welcome-section {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        background: var(--surface-color);
        border-radius: 16px;
        padding: 20px 15px;
        margin-bottom: 20px;
    }
    
    .welcome-content h2 {
        font-size: 1.5rem;
        margin-bottom: 8px;
    }
    
    .welcome-content p {
        font-size: 0.9rem;
        margin-bottom: 0;
    }
    
    /* Mobile Stats Cards */
    .quick-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        width: 100%;
    }
    
    .stat-card {
        background: var(--surface-elevated);
        border: 1px solid var(--border-color);
        border-radius: 12px;
        padding: 15px 10px;
        text-align: center;
        min-height: auto;
    }
    
    .stat-number {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--primary-color);
        margin-bottom: 4px;
    }
    
    .stat-label {
        font-size: 0.8rem;
        color: var(--text-secondary);
        line-height: 1.2;
    }
    
    /* Mobile Action Buttons */
    .action-buttons {
        display: flex;
        flex-direction: column;
        gap: 15px;
        width: 100%;
    }
    
    .action-btn {
        padding: 20px 15px;
        border-radius: 16px;
        display: flex;
        align-items: center;
        gap: 15px;
        text-decoration: none;
        transition: all 0.2s ease;
        width: 100%;
        box-sizing: border-box;
    }
    
    .btn-icon {
        font-size: 1.5rem;
        min-width: 40px;
        text-align: center;
    }
    
    .btn-content {
        flex: 1;
        text-align: left;
    }
    
    .btn-title {
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 4px;
    }
    
    .btn-subtitle {
        font-size: 0.85rem;
        opacity: 0.8;
        line-height: 1.3;
    }
    
    /* Mobile Tables - Stack Vertically */
    .campaigns-table-container {
        margin: 0 -10px;
        padding: 0;
        overflow: visible;
    }
    
    .campaigns-table {
        display: none; /* Hide regular table on mobile */
    }
    
    /* Mobile Card Layout for Table Data */
    .mobile-campaigns-list {
        display: block;
        padding: 0;
    }
    
    .mobile-campaign-card {
        background: var(--surface-color);
        border: 1px solid var(--border-color);
        border-radius: 12px;
        padding: 15px;
        margin-bottom: 15px;
        position: relative;
    }
    
    .mobile-campaign-header {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        margin-bottom: 12px;
    }
    
    .mobile-campaign-title {
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 4px;
    }
    
    .mobile-campaign-date {
        font-size: 0.8rem;
        color: var(--text-secondary);
    }
    
    .mobile-campaign-status {
        padding: 4px 8px;
        border-radius: 12px;
        font-size: 0.75rem;
        font-weight: 600;
        text-transform: uppercase;
    }
    
    .mobile-campaign-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        margin-bottom: 15px;
    }
    
    .mobile-stat {
        text-align: center;
        padding: 8px;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 8px;
    }
    
    .mobile-stat-number {
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--primary-color);
        margin-bottom: 2px;
    }
    
    .mobile-stat-label {
        font-size: 0.75rem;
        color: var(--text-secondary);
    }
    
    .mobile-campaign-info {
        margin-bottom: 15px;
        padding: 10px;
        background: rgba(255, 255, 255, 0.02);
        border-radius: 8px;
    }
    
    .mobile-info-item {
        font-size: 0.85rem;
        margin-bottom: 5px;
        color: var(--text-secondary);
    }
    
    .mobile-info-item strong {
        color: var(--text-primary);
    }
    
    .mobile-campaign-actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
    }
    
    .mobile-action-btn {
        flex: 1;
        min-width: 100px;
        padding: 8px 12px;
        border-radius: 8px;
        font-size: 0.8rem;
        font-weight: 500;
        text-align: center;
        text-decoration: none;
        transition: all 0.2s ease;
        border: 1px solid transparent;
    }
    
    .mobile-action-btn.primary {
        background: var(--primary-color);
        color: white;
    }
    
    .mobile-action-btn.secondary {
        background: var(--surface-elevated);
        color: var(--text-primary);
        border-color: var(--border-color);
    }
    
    /* Mobile Landing Page */
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 30px 15px;
        gap: 30px;
    }
    
    .hero-title {
        font-size: 2rem;
        line-height: 1.2;
        margin-bottom: 15px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .cta-primary, .cta-secondary {
        width: 100%;
        max-width: 280px;
        padding: 15px 20px;
        font-size: 1rem;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    /* Mobile Features Section */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }
    
    .feature-card {
        padding: 20px 15px;
        text-align: center;
    }
    
    .feature-icon {
        font-size: 2rem;
        margin-bottom: 15px;
    }
    
    .feature-title {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }
    
    /* Mobile Pricing */
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }
    
    .pricing-card {
        max-width: none;
        padding: 20px 15px;
    }
    
    /* Mobile Forms */
    .form-group {
        margin-bottom: 15px;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 12px 15px;
        font-size: 16px; /* Prevents zoom on iOS */
        border-radius: 8px;
        border: 1px solid var(--border-color);
        background: var(--surface-color);
        color: var(--text-primary);
        box-sizing: border-box;
    }
    
    /* Mobile Modals */
    .modal-content {
        margin: 20px;
        width: calc(100% - 40px);
        max-height: calc(100vh - 40px);
        overflow-y: auto;
    }
    
    .modal-body {
        padding: 20px 15px;
    }
    
    /* Mobile Footer */
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
        padding: 0 15px;
    }
    
    .footer-section {
        margin-bottom: 10px;
    }
    
    .footer-links {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
    
    /* Hide desktop elements on mobile */
    .desktop-only {
        display: none !important;
    }
    
    /* Show mobile elements only on mobile */
    .mobile-campaigns-list {
        display: block;
    }
}

/* Hide mobile elements on desktop */
@media (min-width: 769px) {
    .mobile-campaigns-list {
        display: none !important;
    }
    
    .mobile-only {
        display: none !important;
    }
}

/* Specific mobile styles for campaign steps */
@media (max-width: 768px) {
    .campaign-container {
        padding: 15px 10px;
        max-width: 100%;
    }
    
    .campaign-header {
        padding: 15px;
        text-align: center;
    }
    
    .step-indicator {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: 10px 0;
        gap: 15px;
    }
    
    .step {
        min-width: 80px;
        flex-shrink: 0;
        font-size: 0.8rem;
    }
    
    .campaign-form {
        padding: 20px 15px;
    }
    
    .upload-area {
        padding: 30px 15px;
        min-height: 120px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        padding: 15px;
        font-size: 1rem;
        margin: 10px 0;
    }
}

/* Touch-friendly interactive elements */
@media (max-width: 768px) {
    button, .btn, a.btn, .action-btn {
        min-height: 44px; /* iOS minimum touch target */
        min-width: 44px;
        touch-action: manipulation; /* Disable double-tap zoom */
    }
    
    /* Larger touch targets for navigation */
    .nav-link {
        padding: 15px 20px;
        font-size: 1rem;
        display: block;
        border-bottom: 1px solid rgba(51, 51, 51, 0.3);
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    /* Account dropdown mobile */
    .account-dropdown {
        width: 100%;
        margin-top: 15px;
    }
    
    .account-toggle {
        width: 100%;
        padding: 15px;
        background: var(--surface-elevated);
        border: 1px solid var(--border-color);
        border-radius: 12px;
        display: flex;
        align-items: center;
        gap: 12px;
    }
    
    .dropdown-menu {
        position: static;
        width: 100%;
        margin-top: 10px;
        border-radius: 12px;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    }
}