/* ============================================
   MODERN INSTAGRAM-STYLE CSS
   Professional & Clean Design
   ============================================ */

:root {
    --primary-color: #c50025;
    --primary-hover: #a3001e;
    --bg-white: #ffffff;
    --bg-light: #fafafa;
    --bg-dark: #000000;
    --bg-dark-secondary: #121212;
    --text-primary: #262626;
    --text-secondary: #8e8e8e;
    --border-color: #dbdbdb;
    --border-radius: 8px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Variables */
.dark {
    --bg-white: #1a1a1a;
    --bg-light: #121212;
    --text-primary: #f5f5f5;
    --text-secondary: #a8a8a8;
    --border-color: #2a2a2a;
}

/* Reset & Base Styles */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-light);
    transition: var(--transition);
}

/* ============================================
   MODERN NAVIGATION - Instagram Style
   ============================================ */
.modern-nav {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-container {
    max-width: 975px;
    margin: 0 auto;
    padding: 8px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    max-height: 36px;
    object-fit: contain;
}

.nav-search {
    flex: 0 1 268px;
}

.nav-search input {
    width: 100%;
    padding: 8px 16px;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: var(--transition);
}

.nav-search input:focus {
    outline: none;
    background: var(--bg-white);
    border-color: var(--text-secondary);
}

.nav-icons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-icon {
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
}

.nav-icon:hover {
    color: var(--text-secondary);
    transform: scale(1.1);
}

/* ============================================
   MODERN GRID LAYOUT - Instagram Feed Style
   ============================================ */
.modern-grid-container {
    max-width: 975px;
    margin: 30px auto;
    padding: 0 20px;
}

.modern-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
}

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

.modern-grid-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-light);
}

.modern-grid-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.modern-grid-item:hover img {
    transform: scale(1.05);
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.modern-grid-item:hover .grid-overlay {
    opacity: 1;
}

.grid-stats {
    display: flex;
    gap: 20px;
    color: white;
    font-weight: 600;
    font-size: 16px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ============================================
   MODERN PROFILE CARDS
   ============================================ */
.profile-card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.profile-header {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
}

.profile-header img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.profile-card:hover .profile-header img {
    transform: scale(1.08);
}

.profile-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(10px);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.profile-stats {
    position: absolute;
    bottom: 12px;
    left: 12px;
    right: 12px;
    display: flex;
    justify-content: space-between;
}

.stat-badge {
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(10px);
    color: white;
    padding: 6px 10px;
    border-radius: 20px;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ============================================
   MODERN BUTTONS
   ============================================ */
.btn-modern {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background: var(--bg-light);
    border-color: var(--text-secondary);
}

/* ============================================
   STATS SECTION - Modern Cards
   ============================================ */
.stats-container {
    max-width: 975px;
    margin: 40px auto;
    padding: 0 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px;
    text-align: center;
    transition: var(--transition);
}

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

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* ============================================
   HERO SECTION - Modern & Minimal
   ============================================ */
.modern-hero {
    position: relative;
    height: 60vh;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(197,0,37,0.3) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 20px;
    max-width: 800px;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    line-height: 1.6;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.section-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.section-link:hover {
    color: var(--primary-hover);
}

/* ============================================
   DROPDOWN MENUS - Modern Style
   ============================================ */
.modern-dropdown {
    position: relative;
}

.dropdown-menu {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.dropdown-item {
    padding: 12px 16px;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
    font-size: 14px;
}

.dropdown-item:hover {
    background: var(--bg-light);
}

/* ============================================
   SEARCH BAR - Instagram Style
   ============================================ */
.modern-search-wrapper {
    position: relative;
    width: 100%;
}

.modern-search-input {
    width: 100%;
    padding: 10px 40px 10px 16px;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-primary);
    transition: var(--transition);
}

.modern-search-input:focus {
    outline: none;
    background: var(--bg-white);
    border-color: var(--text-secondary);
    box-shadow: var(--shadow-sm);
}

.modern-search-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

/* ============================================
   FOOTER - Modern & Clean
   ============================================ */
.modern-footer {
    background: var(--bg-white);
    border-top: 1px solid var(--border-color);
    padding: 40px 20px;
    margin-top: 60px;
}

.footer-container {
    max-width: 975px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-link {
    font-size: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-copyright {
    text-align: center;
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============================================
   LOADING ANIMATIONS
   ============================================ */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.skeleton {
    animation: shimmer 2s infinite;
    background: linear-gradient(to right, #f0f0f0 4%, #e0e0e0 25%, #f0f0f0 36%);
    background-size: 1000px 100%;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 768px) {
    .nav-container {
        padding: 8px 12px;
    }

    .nav-search {
        display: none;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .stat-number {
        font-size: 28px;
    }

    .section-title {
        font-size: 20px;
    }
}

/* ============================================
   SMOOTH SCROLLING
   ============================================ */
html {
    scroll-behavior: smooth;
}

/* ============================================
   CUSTOM SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--text-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-primary);
}

/* ============================================
   PROFILE GRID - Models Page
   ============================================ */
.profile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

@media (max-width: 640px) {
    .profile-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}