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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #0f0f0f;
    color: #ffffff;
    line-height: 1.6;
}

.navbar {
    background: #1a1a1a;
    border-bottom: 1px solid #2a2a2a;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 40px;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    background: linear-gradient(135deg, #00aff0, #0084ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: #b0b0b0;
    text-decoration: none;
    font-size: 15px;
    transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: #00aff0;
}

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

.search-box input {
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    border-radius: 20px;
    padding: 8px 16px;
    color: #ffffff;
    width: 250px;
    outline: none;
}

.search-box input:focus {
    border-color: #00aff0;
}

.avatar-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    cursor: pointer;
    border: 2px solid #00aff0;
}

.main-container {
    max-width: 1400px;
    margin: 80px auto 0;
    padding: 40px;
    display: grid;
    grid-template-columns: 300px 1fr 280px;
    gap: 20px;
}

.sidebar {
    position: sticky;
    top: 80px;
    height: fit-content;
}

.profile-card,
.menu-card,
.suggestions-card,
.trending-card {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
}

.profile-banner {
    height: 100px;
    background: linear-gradient(135deg, #00aff0, #0084ff);
}

.profile-avatar {
    text-align: center;
    margin-top: -40px;
}

.avatar-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid #1a1a1a;
}

.profile-info {
    padding: 20px;
    text-align: center;
}

.profile-name {
    font-size: 20px;
    margin-bottom: 5px;
}

.profile-username {
    color: #b0b0b0;
    font-size: 14px;
    margin-bottom: 15px;
}

.profile-bio {
    color: #d0d0d0;
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 20px;
}

.profile-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 20px;
    padding: 15px 0;
    border-top: 1px solid #2a2a2a;
    border-bottom: 1px solid #2a2a2a;
}

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

.stat-number {
    font-size: 18px;
    font-weight: bold;
    color: #00aff0;
}

.stat-label {
    font-size: 12px;
    color: #b0b0b0;
    margin-top: 5px;
}

.subscribe-btn,
.message-btn,
.unlock-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 25px;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    margin-bottom: 10px;
}

.subscribe-btn {
    background: linear-gradient(135deg, #00aff0, #0084ff);
    color: white;
}

.subscribe-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 175, 240, 0.4);
}

.message-btn {
    background: #2a2a2a;
    color: white;
    border: 1px solid #3a3a3a;
}

.message-btn:hover {
    background: #3a3a3a;
}

.menu-card {
    padding: 20px;
}

.menu-card h3 {
    margin-bottom: 15px;
    font-size: 16px;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    color: #d0d0d0;
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 5px;
    transition: background 0.3s;
}

.menu-item:hover {
    background: #2a2a2a;
    color: #00aff0;
}

.menu-item svg {
    flex-shrink: 0;
}

.content {
    min-height: 100vh;
}

.content-header {
    margin-bottom: 30px;
}

.content-header h1 {
    font-size: 28px;
    margin-bottom: 20px;
}

.filter-tabs {
    display: flex;
    gap: 10px;
}

.tab {
    padding: 10px 20px;
    background: #2a2a2a;
    border: 1px solid #3a3a3a;
    color: #b0b0b0;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s;
}

.tab:hover,
.tab.active {
    background: #00aff0;
    color: white;
    border-color: #00aff0;
}

.post-card {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.post-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
}

.post-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #00aff0;
}

.post-info {
    flex: 1;
}

.post-author {
    font-weight: bold;
    font-size: 15px;
}

.post-time {
    color: #b0b0b0;
    font-size: 13px;
}

.post-content {
    margin-bottom: 15px;
    line-height: 1.6;
}

.post-image {
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.post-image img {
    width: 100%;
    height: auto;
    display: block;
}

.locked-content {
    position: relative;
}

.locked-content img {
    filter: blur(20px);
}

.lock-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    text-align: center;
}

.lock-icon {
    font-size: 64px;
    margin-bottom: 15px;
}

.lock-overlay h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.lock-overlay p {
    color: #b0b0b0;
    margin-bottom: 20px;
}

.post-footer {
    display: flex;
    gap: 15px;
    padding-top: 15px;
    border-top: 1px solid #2a2a2a;
}

.action-btn {
    background: transparent;
    border: none;
    color: #b0b0b0;
    font-size: 14px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.action-btn:hover {
    background: #2a2a2a;
    color: #00aff0;
}

.action-btn svg {
    flex-shrink: 0;
}

.right-sidebar {
    position: sticky;
    top: 80px;
    height: fit-content;
}

.suggestions-card,
.trending-card {
    padding: 20px;
}

.suggestions-card h3,
.trending-card h3 {
    margin-bottom: 15px;
    font-size: 16px;
}

.suggestion-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #2a2a2a;
}

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

.suggestion-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid #00aff0;
}

.suggestion-info {
    flex: 1;
}

.suggestion-name {
    font-size: 14px;
    font-weight: bold;
}

.suggestion-username {
    font-size: 12px;
    color: #b0b0b0;
}

.follow-btn {
    padding: 6px 16px;
    background: #00aff0;
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 13px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
}

.follow-btn:hover {
    background: #0084ff;
    transform: translateY(-1px);
}

.trending-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #2a2a2a;
}

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

.trending-number {
    color: #00aff0;
    font-weight: bold;
    font-size: 14px;
    width: 30px;
}

.trending-tag {
    color: #d0d0d0;
    font-size: 14px;
}

@media (max-width: 1200px) {
    .main-container {
        grid-template-columns: 280px 1fr;
    }
    
    .right-sidebar {
        display: none;
    }
}

@media (max-width: 900px) {
    .main-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
    }
    
    .nav-menu {
        display: none;
    }
}

@media (max-width: 600px) {
    .search-box {
        display: none;
    }
    
    .main-container {
        padding: 10px;
        gap: 10px;
    }
}

/* Landing Page Styles */
.landing-page {
    background: #0f0f0f;
}

.landing-nav {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
}

.btn-primary,
.btn-secondary,
.btn-hero,
.btn-outline,
.btn-cta {
    text-decoration: none;
    padding: 10px 24px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #00aff0, #0084ff);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 175, 240, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #00aff0;
    border: 1px solid #00aff0;
}

.btn-secondary:hover {
    background: #00aff0;
    color: white;
}

.hero {
    padding: 120px 40px 80px;
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a2e 100%);
    scroll-margin-top: 80px;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 56px;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff, #00aff0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 20px;
    color: #b0b0b0;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn-hero {
    background: linear-gradient(135deg, #00aff0, #0084ff);
    color: white;
    padding: 16px 40px;
    font-size: 18px;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 175, 240, 0.5);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid #3a3a3a;
    padding: 14px 38px;
    font-size: 18px;
}

.btn-outline:hover {
    border-color: #00aff0;
    background: rgba(0, 175, 240, 0.1);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    column-gap: 30px;
    row-gap: 20px;
}

.stat-item {
    text-align: left;
    flex: 1 1 140px;
}

.stat-value {
    font-size: 36px;
    font-weight: bold;
    background: linear-gradient(135deg, #00aff0, #0084ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: #b0b0b0;
    margin-top: 5px;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.features {
    padding: 100px 40px;
    background: #0f0f0f;
    scroll-margin-top: 80px;
}

.features-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-size: 48px;
    margin-bottom: 20px;
}

.section-header p {
    font-size: 20px;
    color: #b0b0b0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 16px;
    padding: 40px;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: #00aff0;
    box-shadow: 0 10px 40px rgba(0, 175, 240, 0.2);
}

.feature-icon {
    color: #00aff0;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.feature-card p {
    color: #b0b0b0;
    line-height: 1.6;
}

.showcase {
    padding: 100px 40px;
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
    scroll-margin-top: 80px;
}

.showcase-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.showcase-content h2 {
    font-size: 42px;
    margin-bottom: 25px;
}

.showcase-content p {
    font-size: 18px;
    color: #b0b0b0;
    margin-bottom: 40px;
    line-height: 1.8;
}

.benefits-list {
    list-style: none;
    margin-bottom: 40px;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    font-size: 18px;
    color: #d0d0d0;
}

.benefits-list svg {
    color: #00aff0;
    flex-shrink: 0;
}

.showcase-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.community {
    padding: 100px 40px;
    background: #0f0f0f;
    scroll-margin-top: 80px;
}

.community-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.community-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.community-content h2 {
    font-size: 42px;
    margin-bottom: 25px;
}

.community-content p {
    font-size: 18px;
    color: #b0b0b0;
    margin-bottom: 40px;
    line-height: 1.8;
}

.community-stats {
    display: flex;
    gap: 60px;
    margin-bottom: 40px;
}

.community-stat h3 {
    font-size: 48px;
    background: linear-gradient(135deg, #00aff0, #0084ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.community-stat p {
    font-size: 16px;
    color: #b0b0b0;
    margin: 0;
}

.cta {
    padding: 100px 40px;
    background: linear-gradient(135deg, #00aff0, #0084ff);
    text-align: center;
    scroll-margin-top: 80px;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 48px;
    margin-bottom: 20px;
    color: white;
}

.cta p {
    font-size: 20px;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.btn-cta {
    background: white;
    color: #0084ff;
    padding: 18px 50px;
    font-size: 20px;
    font-weight: bold;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.cta-note {
    margin-top: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.footer {
    background: #1a1a1a;
    padding: 60px 40px 30px;
    scroll-margin-top: 80px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    color: #b0b0b0;
    line-height: 1.6;
}

.footer-section a {
    display: block;
    color: #b0b0b0;
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #00aff0;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #2a2a2a;
    color: #b0b0b0;
}

@media (max-width: 1200px) {
    .hero-content,
    .showcase-container,
    .community-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-text h1 {
        font-size: 42px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .features-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-text h1 {
        font-size: 36px;
    }
    
    .hero-buttons {
        margin-bottom: 24px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .nav-menu {
        display: none;
    }
}