/* ImpHyve Modern Social Media Platform Styles */
/* Creative Commons Attribution-NonCommercial-NoDerivatives (CC BY-NC-ND) */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Modern Color Palette */
    --primary-black: #0a0a0a;
    --primary-crimson: #ff1744;
    --primary-white: #ffffff;
    --secondary-crimson: #d50000;
    --accent-purple: #7c4dff;
    --accent-blue: #00bcd4;
    
    /* Neutral Colors */
    --dark-gray: #121212;
    --medium-gray: #1e1e1e;
    --light-gray: #2d2d2d;
    --lighter-gray: #404040;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #808080;
    
    /* Surface Colors */
    --surface-primary: #1a1a1a;
    --surface-secondary: #242424;
    --surface-elevated: #2a2a2a;
    --surface-hover: #333333;
    
    /* Border and Divider */
    --border-color: #333333;
    --border-light: #404040;
    --divider: #2d2d2d;
    
    /* Interactive States */
    --hover-bg: rgba(255, 23, 68, 0.08);
    --active-bg: rgba(255, 23, 68, 0.12);
    --focus-ring: rgba(255, 23, 68, 0.3);
    
    /* Gradients */
    --gradient-cosmic: linear-gradient(135deg, #0a0a0a 0%, #1a0033 50%, #0a0a0a 100%);
    --gradient-crimson: linear-gradient(135deg, #ff1744 0%, #d50000 100%);
    --gradient-purple: linear-gradient(135deg, #7c4dff 0%, #3f51b5 100%);
    --gradient-surface: linear-gradient(180deg, #1a1a1a 0%, #242424 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.15), 0 2px 4px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.2), 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.04);
    --shadow-cosmic: 0 0 20px rgba(255, 23, 68, 0.3);
    --shadow-glow: 0 0 30px rgba(124, 77, 255, 0.2);
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

body {
    font-family: var(--font-family);
    background: var(--primary-black);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Responsive Container System */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--space-md);
}

.container-sm {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-lg {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Responsive Grid System */
.grid {
    display: grid;
    gap: var(--space-md);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Flexbox Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* Modern Header Styles */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-fixed);
    padding: var(--space-sm) 0;
    transition: var(--transition-normal);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.logo {
    text-decoration: none;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition: var(--transition-normal);
}

.logo:hover {
    transform: translateY(-1px);
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--gradient-crimson);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    line-height: 1;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: -2px;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    position: relative;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--hover-bg);
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--primary-crimson);
    background: var(--active-bg);
}

/* Modern Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Button Variants */
.btn-primary {
    background: var(--gradient-crimson);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--surface-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--surface-hover);
    border-color: var(--border-light);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--primary-crimson);
    border: 2px solid var(--primary-crimson);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary-crimson);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--hover-bg);
    color: var(--text-primary);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.8rem;
}

.btn-lg {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

.btn-xl {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.1rem;
}

/* Modern Card Styles */
.card {
    background: var(--surface-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card:hover {
    border-color: var(--border-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-elevated {
    background: var(--surface-elevated);
    box-shadow: var(--shadow-lg);
}

.card-elevated:hover {
    box-shadow: var(--shadow-xl);
}

.card-interactive {
    cursor: pointer;
}

.card-interactive:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

/* Card Header */
.card-header {
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--divider);
    margin-bottom: var(--space-md);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}

.card-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
    line-height: 1.4;
}

/* Card Body */
.card-body {
    flex: 1;
}

.card-footer {
    padding-top: var(--space-md);
    border-top: 1px solid var(--divider);
    margin-top: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
/* Form Styles */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.form-control {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--surface-secondary);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: 0.9rem;
    transition: var(--transition-fast);
    pointer-events: auto !important;
    touch-action: manipulation;
    -webkit-touch-callout: none;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
    position: relative;
    z-index: 10;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-crimson);
    box-shadow: 0 0 0 3px var(--focus-ring);
    background: var(--surface-elevated);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: var(--surface-primary);
}

/* Textarea */
textarea.form-control {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font-family);
    line-height: 1.5;
}

/* Select */
select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right var(--space-sm) center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: var(--space-2xl);
}

/* Checkbox and Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--surface-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.form-check-input:checked {
    background: var(--primary-crimson);
    border-color: var(--primary-crimson);
}

.form-check-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

/* Navigation Logout */
.nav-link.logout {
    background: var(--gradient-crimson);
    color: var(--text-primary);
}

.nav-link.logout:hover {
    background: var(--secondary-crimson);
    transform: translateY(-2px);
}

/* Main Content */
.main-content {
    margin-top: 80px;
    min-height: calc(100vh - 160px);
}

/* Hero Section */
.hero-section {
    background: var(--gradient-cosmic);
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary-white), var(--primary-crimson));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.highlight {
    color: var(--primary-crimson);
    text-shadow: var(--shadow-cosmic);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--light-gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.feature-text {
    font-size: 0.9rem;
    color: var(--light-gray);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-crimson);
    color: var(--primary-white);
    box-shadow: var(--shadow-cosmic);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(220, 20, 60, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-white);
    border: 2px solid var(--primary-crimson);
}

.btn-secondary:hover {
    background: var(--primary-crimson);
    transform: translateY(-3px);
}

/* Info Section */
.info-section {
    padding: 4rem 0;
    background: var(--dark-gray);
}

.info-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-white);
}

.info-section p {
    text-align: center;
    font-size: 1.1rem;
    color: var(--light-gray);
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

.platform-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--medium-gray);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-deep);
    border-color: var(--primary-crimson);
}

.feature-card h3 {
    color: var(--primary-crimson);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--light-gray);
    text-align: left;
    margin: 0;
}

/* Footer */
.main-footer {
    background: var(--primary-black);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary-crimson);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section a {
    display: block;
    color: var(--light-gray);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-crimson);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--light-gray);
    font-size: 0.9rem;
}

/* Form Styles */
.form-container {
    max-width: 500px;
    margin: 2rem auto;
    background: var(--medium-gray);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-white);
    font-weight: bold;
}

.form-control {
    width: 100%;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    background: var(--dark-gray);
    color: var(--primary-white);
    font-size: 1rem;
    transition: border-color 0.3s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    box-sizing: border-box;
    pointer-events: auto !important;
    touch-action: manipulation;
    -webkit-touch-callout: none;
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
    position: relative;
    z-index: 10;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-crimson);
    box-shadow: 0 0 10px rgba(220, 20, 60, 0.3);
}

.form-control::placeholder {
    color: var(--light-gray);
}

/* Alert Messages */
.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    border-left: 4px solid;
}

.alert-success {
    background: rgba(0, 255, 0, 0.1);
    border-color: #00ff00;
    color: #00ff00;
}

.alert-error {
    background: rgba(220, 20, 60, 0.1);
    border-color: var(--primary-crimson);
    color: var(--primary-crimson);
}

.alert-info {
    background: rgba(0, 123, 255, 0.1);
    border-color: #007bff;
    color: #007bff;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
        padding: 0.5rem 0;
    }
    
    .nav-menu {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-features {
        gap: 1.5rem;
        flex-direction: column;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .platform-features {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-sidebar {
        order: 2;
    }
    
    .dashboard-main {
        order: 1;
    }
    
    .posts-feed {
        gap: 1rem;
    }
    
    .post-card {
        padding: 1rem;
    }
    
    .post-actions {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .search-input-group {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .search-type {
        width: 100%;
    }
    
    .users-grid {
        grid-template-columns: 1fr;
    }
    
    .feeds-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .nav-menu {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 0.75rem;
    }
    
    .post-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .post-meta {
        align-self: flex-end;
    }
    
    .profile-info {
        flex-direction: column;
        text-align: center;
    }
    
    .settings-sections {
        gap: 1rem;
    }
    
    .settings-section {
        padding: 1rem;
    }
}

/* PWA specific styles */
@media (display-mode: standalone) {
    .main-header {
        padding-top: env(safe-area-inset-top);
    }
    
    .main-footer {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .nav-link {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .action-btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    /* Ensure input fields work properly on mobile */
    .form-control {
        min-height: 44px;
        font-size: 16px; /* Prevents zoom on iOS */
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
        border-radius: 8px;
        pointer-events: auto;
        touch-action: manipulation;
        -webkit-touch-callout: none;
        -webkit-user-select: text;
        -moz-user-select: text;
        -ms-user-select: text;
        user-select: text;
    }
    
    /* Fix for iOS Safari input focus */
    .form-control:focus {
        -webkit-user-select: text;
        -moz-user-select: text;
        -ms-user-select: text;
        user-select: text;
        outline: none;
        -webkit-tap-highlight-color: transparent;
    }
    
    /* Ensure textarea works on mobile */
    textarea.form-control {
        min-height: 88px;
        resize: vertical;
    }
    
    /* Force input to be interactive on mobile */
    input, textarea, select {
        pointer-events: auto !important;
        touch-action: manipulation !important;
        -webkit-touch-callout: none !important;
    }
}

/* Desktop-specific enhancements */
@media (min-width: 1024px) {
    .container {
        max-width: 1200px;
    }
    
    .navbar {
        padding: 1rem 0;
    }
    
    .nav-menu {
        gap: 2rem;
    }
    
    .hero-section {
        padding: 4rem 0;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.3rem;
    }
    
    .platform-features {
        grid-template-columns: repeat(3, 1fr);
        gap: 3rem;
    }
    
    .dashboard-grid {
        grid-template-columns: 300px 1fr 300px;
        gap: 2rem;
    }
    
    .posts-feed {
        gap: 2rem;
    }
    
    .post-card {
        padding: 2rem;
    }
    
    .search-input-group {
        max-width: 600px;
    }
    
    .users-grid {
        grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    }
    
    .feeds-grid {
        grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    }
    
    .stats-overview {
        grid-template-columns: repeat(6, 1fr);
    }
    
    .charts-section {
        grid-template-columns: 1fr 1fr;
    }
}

/* Large desktop screens */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
    }
    
    .platform-features {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .dashboard-grid {
        grid-template-columns: 350px 1fr 350px;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-text {
        font-weight: 600;
    }
    
    .hero-title {
        font-weight: 700;
    }
    
    .btn {
        font-weight: 500;
    }
}

/* Keyboard navigation improvements */
.btn:focus,
.nav-link:focus,
.form-control:focus {
    outline: 2px solid var(--primary-crimson);
    outline-offset: 2px;
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .cosmic-glow {
        animation: none;
    }
    
    #stars, #stars2, #stars3 {
        animation: none;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-black: #000000;
        --primary-crimson: #DC143C;
        --primary-white: #FFFFFF;
        --medium-gray: #1a1a1a;
        --light-gray: #cccccc;
        --dark-gray: #333333;
    }
}

/* Print styles */
@media print {
    .main-header,
    .main-footer,
    .btn,
    .nav-menu {
        display: none;
    }
    
    .main-content {
        margin: 0;
        padding: 0;
    }
    
    .space-card {
        border: 1px solid #000;
        box-shadow: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* Additional mobile keyboard fixes */
@media (hover: none) and (pointer: coarse) {
    input, textarea, select {
        -webkit-appearance: none !important;
        -moz-appearance: none !important;
        appearance: none !important;
        pointer-events: auto !important;
        touch-action: manipulation !important;
        -webkit-touch-callout: none !important;
        -webkit-user-select: text !important;
        -webkit-tap-highlight-color: transparent !important;
        font-size: 16px !important;
        min-height: 44px !important;
        padding: 12px !important;
    }
    
    /* Ensure inputs are always focusable */
    input:not([readonly]):not([disabled]),
    textarea:not([readonly]):not([disabled]),
    select:not([readonly]):not([disabled]) {
        pointer-events: auto !important;
        touch-action: manipulation !important;
        cursor: text !important;
    }
    
    /* iOS specific keyboard fixes */
    @supports (-webkit-touch-callout: none) {
        input, textarea {
            -webkit-user-select: text !important;
            -webkit-touch-callout: none !important;
            -webkit-tap-highlight-color: transparent !important;
            font-size: 16px !important;
            -webkit-appearance: none !important;
            border-radius: 8px !important;
        }
        
        /* Force iOS to show keyboard */
        input:focus, textarea:focus {
            -webkit-user-select: text !important;
            -webkit-touch-callout: none !important;
        }
    }
    
    /* Android specific fixes */
    @media screen and (-webkit-min-device-pixel-ratio: 0) {
        input, textarea {
            font-size: 16px !important;
            -webkit-appearance: none !important;
            border-radius: 8px !important;
        }
    }
}

/* Global mobile input fixes */
@media (max-width: 768px) {
    input, textarea, select {
        font-size: 16px !important;
        -webkit-appearance: none !important;
        -moz-appearance: none !important;
        appearance: none !important;
        pointer-events: auto !important;
        touch-action: manipulation !important;
        -webkit-touch-callout: none !important;
        -webkit-user-select: text !important;
        -webkit-tap-highlight-color: transparent !important;
        min-height: 44px !important;
        padding: 12px !important;
        border-radius: 8px !important;
    }
    
    /* Remove any CSS that might prevent interaction */
    input[readonly], textarea[readonly] {
        pointer-events: auto !important;
        touch-action: manipulation !important;
    }
    
    /* Force focus styles */
    input:focus, textarea:focus {
        outline: none !important;
        border-color: var(--primary-crimson) !important;
        box-shadow: 0 0 10px rgba(220, 20, 60, 0.3) !important;
    }
}

/* Basic cursor and interaction styles */
* {
    -webkit-tap-highlight-color: transparent;
}

/* Allow text selection in inputs */
input, textarea {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
    cursor: text;
}

/* Remove focus animations that might interfere */
input:focus, textarea:focus, select:focus {
    outline: none;
    animation: none;
    transition: none;
}