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

:root {
    --bg: #0b1020;
    --bg-soft: #121933;
    --card: rgba(255, 255, 255, 0.06);
    --card-border: rgba(255, 255, 255, 0.08);
    --text: #f3f6ff;
    --muted: #a9b2c7;
    --primary: #5eead4;
    --primary-dark: #14b8a6;
    --danger: #ef4444;
    --warning: #f59e0b;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
    --radius: 18px;
    --container: 1180px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Tahoma, Arial, sans-serif;
    background:
        radial-gradient(circle at top left, rgba(94, 234, 212, 0.08), transparent 30%),
        radial-gradient(circle at top right, rgba(99, 102, 241, 0.10), transparent 25%),
        linear-gradient(180deg, #08101e 0%, #0b1020 100%);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.7;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: min(100% - 32px, var(--container));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(16px);
    background: rgba(8, 16, 30, 0.76);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.site-header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
}

.logo-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    font-size: 24px;
    background: linear-gradient(135deg, rgba(94, 234, 212, 0.22), rgba(59, 130, 246, 0.18));
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow);
}

.nav {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.nav a {
    padding: 10px 16px;
    border-radius: 12px;
    color: var(--muted);
    transition: 0.25s ease;
    font-weight: 700;
}

.nav a:hover,
.nav a.active {
    background: rgba(255, 255, 255, 0.07);
    color: var(--text);
}

.hero {
    padding: 68px 0 30px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 24px;
    align-items: center;
}

.hero-card,
.info-card,
.post-card,
.sidebar-card,
.page-card,
.admin-card {
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-card {
    padding: 34px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    color: #d9fffa;
    background: rgba(94, 234, 212, 0.13);
    border: 1px solid rgba(94, 234, 212, 0.18);
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 18px;
}

.hero h1 {
    font-size: clamp(30px, 5vw, 54px);
    line-height: 1.15;
    margin-bottom: 14px;
}

.hero p {
    color: var(--muted);
    font-size: 18px;
    margin-bottom: 24px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    border: none;
    cursor: pointer;
    padding: 13px 18px;
    border-radius: 14px;
    font-weight: 800;
    font-size: 15px;
    transition: 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #38bdf8);
    color: #07131a;
}

.btn-primary:hover {
    transform: translateY(-2px);
    opacity: 0.95;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.09);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.info-card {
    padding: 26px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.stat-box {
    padding: 18px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-box h3 {
    font-size: 28px;
    margin-bottom: 6px;
}

.stat-box p {
    color: var(--muted);
    font-size: 14px;
}

.section {
    padding: 24px 0 54px;
}

.section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
}

.section-head h2 {
    font-size: 28px;
}

.section-head p {
    color: var(--muted);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.post-card {
    overflow: hidden;
    transition: 0.25s ease;
}

.post-card:hover {
    transform: translateY(-4px);
    border-color: rgba(94, 234, 212, 0.2);
}

.post-thumb {
    height: 180px;
    background: linear-gradient(135deg, rgba(94, 234, 212, 0.16), rgba(59, 130, 246, 0.15));
    display: grid;
    place-items: center;
    font-size: 40px;
}

.post-body {
    padding: 20px;
}

.post-meta {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 12px;
}

.post-card h3 {
    font-size: 22px;
    line-height: 1.35;
    margin-bottom: 10px;
}

.post-card p {
    color: var(--muted);
    margin-bottom: 16px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 800;
}

.page-layout {
    padding: 38px 0 60px;
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 22px;
}

.page-card {
    padding: 28px;
}

.page-card h1 {
    font-size: 38px;
    line-height: 1.2;
    margin-bottom: 14px;
}

.page-card .meta {
    color: var(--muted);
    margin-bottom: 22px;
    font-size: 14px;
}

.page-card .content {
    color: #e8ecf7;
    font-size: 18px;
    line-height: 2;
}

.page-card .content p {
    margin-bottom: 18px;
}

.sidebar-card {
    padding: 22px;
}

.sidebar-card h3 {
    margin-bottom: 14px;
    font-size: 20px;
}

.sidebar-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar-links a {
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.04);
    transition: 0.2s;
}

.sidebar-links a:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.08);
}

.site-footer {
    padding: 28px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    color: var(--muted);
    margin-top: 30px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.form-grid {
    display: grid;
    gap: 16px;
}

.form-group {
    display: grid;
    gap: 8px;
}

label {
    font-weight: 700;
    color: #e7edff;
}

.input,
.textarea,
.select {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border-radius: 14px;
    padding: 14px 16px;
    outline: none;
    transition: 0.2s ease;
    font-size: 15px;
}

.input:focus,
.textarea:focus,
.select:focus {
    border-color: rgba(94, 234, 212, 0.35);
    box-shadow: 0 0 0 4px rgba(94, 234, 212, 0.08);
}

.textarea {
    min-height: 220px;
    resize: vertical;
}

.alert {
    padding: 14px 16px;
    border-radius: 14px;
    margin-bottom: 16px;
    font-weight: 700;
}

.alert-success {
    background: rgba(34, 197, 94, 0.14);
    border: 1px solid rgba(34, 197, 94, 0.22);
    color: #d7ffe2;
}

.alert-error {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.22);
    color: #ffd9d9;
}

.admin-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 270px 1fr;
}

.admin-sidebar {
    background: rgba(5, 10, 22, 0.95);
    border-left: 1px solid rgba(255, 255, 255, 0.06);
    padding: 24px 18px;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
}

.admin-menu {
    display: grid;
    gap: 10px;
}

.admin-menu a {
    padding: 14px 16px;
    border-radius: 14px;
    color: var(--muted);
    font-weight: 700;
    transition: 0.2s;
}

.admin-menu a:hover,
.admin-menu a.active {
    background: rgba(255, 255, 255, 0.07);
    color: var(--text);
}

.admin-main {
    padding: 28px;
}

.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 22px;
}

.admin-topbar h1 {
    font-size: 30px;
}

.admin-topbar p {
    color: var(--muted);
}

.admin-card {
    padding: 24px;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.admin-stat {
    padding: 20px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-stat h3 {
    font-size: 30px;
    margin-bottom: 8px;
}

.admin-stat p {
    color: var(--muted);
}

.table-wrap {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    text-align: right;
    padding: 14px 12px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.table th {
    color: #dce6fb;
    font-size: 14px;
}

.table td {
    color: var(--muted);
}

.empty-state {
    padding: 40px 20px;
    text-align: center;
    color: var(--muted);
}

@media (max-width: 992px) {
    .hero-grid,
    .page-layout,
    .admin-shell {
        grid-template-columns: 1fr;
    }

    .posts-grid,
    .admin-stats,
    .stats {
        grid-template-columns: 1fr 1fr;
    }

    .admin-sidebar {
        border-left: none;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }
}

@media (max-width: 640px) {
    .posts-grid,
    .admin-stats,
    .stats {
        grid-template-columns: 1fr;
    }

    .hero-card,
    .info-card,
    .page-card,
    .sidebar-card,
    .admin-card {
        padding: 20px;
    }

    .site-header-inner,
    .footer-inner,
    .section-head,
    .admin-topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero {
        padding-top: 34px;
    }

    .hero h1 {
        font-size: 32px;
    }
}