:root {
    --surface-0: #05070C;
    --surface-1: #0A0D12;
    --surface-2: #0F131C;
    --surface-3: #161D2B;
    --surface-4: #1E2636;
    
    --accent: #4A90E2;
    --accent-dim: #2E5A8F;
    
    --text-primary: #E8EAED;
    --text-secondary: #9BA1A6;
    --text-dim: #6C7278;
    
    --spacing-xs: clamp(0.5rem, 1vw, 0.75rem);
    --spacing-sm: clamp(0.75rem, 1.5vw, 1rem);
    --spacing-md: clamp(1rem, 2vw, 1.5rem);
    --spacing-lg: clamp(1.5rem, 3vw, 2.5rem);
    --spacing-xl: clamp(2rem, 4vw, 4rem);
    
    --radius-full: 999px;
    --radius-lg: 16px;
    --radius-md: 12px;
    
    --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", sans-serif;
    --font-body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--surface-0);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: clamp(1rem, 1.2vw, 1.125rem);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(5, 7, 12, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--surface-2);
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: clamp(0.875rem, 1vw, 1rem);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--accent);
}

.nav-login {
    background: var(--accent);
    color: var(--text-primary);
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: clamp(0.875rem, 1vw, 1rem);
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.nav-login:hover {
    background: var(--accent-dim);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    position: relative;
    background: linear-gradient(180deg, var(--surface-0) 0%, var(--surface-1) 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
}

.hero-logo {
    margin-bottom: var(--spacing-lg);
    animation: float 6s ease-in-out infinite;
}

.hero-logo {
    margin-bottom: var(--spacing-lg);
    animation: float 6s ease-in-out infinite;
}

.hero-logo-img {
    width: clamp(180px, 20vw, 280px);
    height: auto;
    image-rendering: pixelated;
    image-rendering: -moz-crisp-edges;
    image-rendering: crisp-edges;
    margin: 0 auto;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

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

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 0.95;
    margin-bottom: var(--spacing-xs);
}

.hero-tagline {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--text-secondary);
    margin-top: var(--spacing-md);
}

.scroll-hint {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    animation: bounce 2s infinite;
}

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

/* Section Styles */
section {
    padding: var(--spacing-xl) var(--spacing-lg);
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: clamp(0.875rem, 1vw, 1rem);
}

/* News Carousel */
.news {
    background: var(--surface-1);
}

.carousel-wrapper {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.carousel-viewport {
    overflow: hidden;
    border-radius: var(--radius-lg);
    min-height: 400px;
}

.carousel-slides {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.news-card {
    min-width: 100%;
    background: var(--surface-2);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.news-image {
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.news-image-img {
    width: 100%;
    height: auto;
    display: block;
    max-height: 300px;
    object-fit: cover;
}

.news-image-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--surface-3) 0%, var(--surface-4) 100%);
    border-radius: var(--radius-md);
}

.news-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.news-content::-webkit-scrollbar-track {
    background: transparent;
}

.news-content::-webkit-scrollbar-thumb {

.news-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.news-excerpt {
    color: var(--text-secondary);
    line-height: 1.8;
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: pre-wrap;
    margin: 0;
}

.news-meta {
    display: flex;
    gap: var(--spacing-lg);
    color: var(--text-dim);
    font-size: 0.875rem;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--surface-3);
    margin-top: auto;
}


.news-comments {
    margin-top: var(--spacing-lg);
    border-top: 1px solid var(--surface-3);
    padding-top: var(--spacing-md);
}

.btn-show-comments {
    background: transparent;
    border: 1px solid var(--surface-4);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.btn-show-comments:hover {
    background: var(--surface-3);
    color: var(--text-primary);
}

.comments-section {
    margin-top: var(--spacing-md);
}

.comments-section.hidden {
    display: none;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.comment {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--surface-2);
    border-radius: var(--radius-md);
}

.comment-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.comment-body {
    flex: 1;
}

.comment-author {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.comment-text {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-xs);
}

.comment-date {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.comment-form textarea {
    background: var(--surface-2);
    border: 1px solid var(--surface-4);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    resize: vertical;
}

.comment-form textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.comment-form .btn {
    align-self: flex-end;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.comment-form .btn-primary {
    background: var(--accent);
    color: var(--surface-1);
}

.comment-form .btn-primary:hover {
    opacity: 0.9;
}

.news-date::before {
    content: "📅 ";
}

.news-author::before {
    content: "✍️ ";
}

.news-views::before {
    content: "👁 ";
}

.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: rgba(11, 14, 20, 0.8);
    backdrop-filter: blur(8px);
    border: 1px solid var(--surface-3);
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.carousel-arrow.left {
    left: var(--spacing-md);
}

.carousel-arrow.right {
    right: var(--spacing-md);
}

.carousel-arrow:hover:not(:disabled) {
    background: var(--accent);
    border-color: var(--accent);
    transform: translateY(-50%) scale(1.1);
}

.carousel-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.carousel-indicators button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--surface-3);
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    padding: 0;
}

.carousel-indicators button:hover {
    background: var(--surface-4);
    transform: scale(1.2);
}

.carousel-indicators button.active {
    background: var(--accent);
    transform: scale(1.3);
    box-shadow: 0 0 8px rgba(74, 144, 226, 0.5);
}

/* About */
.about {
    background: var(--surface-0);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.about-text p {
    font-size: clamp(1rem, 1.2vw, 1.125rem);
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.stat-item {
    background: var(--surface-2);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
}

.stat-value {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.about-quote {
    background: var(--surface-2);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--accent);
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-style: italic;
    color: var(--text-secondary);
    text-align: center;
}

/* Resources */
.resources {
    background: var(--surface-1);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.resource-link {
    background: var(--surface-2);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    font-family: var(--font-display);
    font-weight: 600;
    transition: background 0.2s, transform 0.2s;
}

.resource-link:hover {
    background: var(--surface-3);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--surface-2);
    padding: var(--spacing-xl) var(--spacing-lg);
    border-top: 1px solid var(--surface-3);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.footer-meta {
    color: var(--text-dim);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.footer-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        gap: var(--spacing-sm);
    }

    .nav-links a {
        display: none;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }

    .carousel-arrow {
        width: 44px;
        height: 44px;
        font-size: 1.5rem;
    }
    
    .carousel-arrow {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .carousel-arrow.left {
        left: var(--spacing-sm);
    }

    .carousel-arrow.right {
        right: var(--spacing-sm);
    }

    .news-card {
        padding: var(--spacing-lg);
    }
}

/* Admin panel */
.admin-body {
    padding: var(--spacing-xl) var(--spacing-md);
}

.admin-shell {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--surface-3);
}

.admin-brand {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.08em;
}

.admin-sub {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.admin-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.admin-user {
    color: var(--accent);
    font-size: 0.875rem;
}

.card {
    background: var(--surface-2);
    border: 1px solid var(--surface-3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.login-card {
    max-width: 420px;
    margin: 0 auto;
}

.form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.field input,
.field textarea,
.admin-edit-form input,
.admin-edit-form textarea {
    background: var(--surface-1);
    border: 1px solid var(--surface-4);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    padding: var(--spacing-sm) var(--spacing-md);
    resize: vertical;
}

.field input:focus,
.field textarea:focus,
.admin-edit-form input:focus,
.admin-edit-form textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.btn {
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-family: inherit;
    font-size: 0.9375rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    text-decoration: none;
    transition: all 0.2s;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover:not(:disabled) {
    filter: brightness(1.15);
}

.btn-ghost {
    background: transparent;
    border-color: var(--surface-4);
    color: var(--text-primary);
}

.btn-ghost:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-danger {
    background: transparent;
    border-color: #7f1d1d;
    color: #f87171;
}

.btn-danger:hover {
    background: #7f1d1d;
    color: #fff;
}

.form-error {
    color: #f87171;
    font-size: 0.875rem;
}

.admin-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.admin-item {
    background: var(--surface-1);
    border: 1px solid var(--surface-3);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.admin-item-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.admin-item-meta {
    color: var(--text-dim);
    font-size: 0.8125rem;
}

.admin-item-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.admin-edit-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.admin-edit-form .btn {
    align-self: flex-start;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.empty {
    color: var(--text-dim);
    text-align: center;
    padding: var(--spacing-lg);
}

.members {
    background: var(--surface-0);
    padding: clamp(3rem, 8vw, 6rem) 0;
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
    gap: var(--spacing-lg);
    margin-block-start: var(--spacing-xl);
}

.member-card {
    background: var(--surface-1);
    border: 1px solid var(--surface-3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    transition: all 0.3s;
}

.member-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(56, 189, 248, 0.1);
}

.member-avatar {
    width: 6rem;
    height: 6rem;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--surface-4);
    transition: border-color 0.3s;
}

.member-card:hover .member-avatar {
    border-color: var(--accent);
}

.member-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
}

.member-name {
    color: var(--text-primary);
    font-size: clamp(1rem, 2vw, 1.125rem);
    font-weight: 600;
    text-align: center;
    margin: 0;
}

.member-bio {
    color: var(--text-dim);
    font-size: 0.875rem;
    text-align: center;
    line-height: 1.6;
    margin: 0;
}

.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    background: var(--surface-4);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-lg);
}