:root {
    --bg: #0f172a;
    --bg-soft: #1e293b;
    --text: #f8fafc;
    --muted: #cbd5e1;
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --accent: #3b82f6;
    --border: #334155;
    --shadow: 0 14px 34px rgba(2, 6, 23, 0.55);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Inter", "Segoe UI", Arial, sans-serif;
    background:
        radial-gradient(circle at 20% 0%, rgba(59, 130, 246, 0.22), transparent 40%),
        radial-gradient(circle at 85% 10%, rgba(59, 130, 246, 0.12), transparent 35%),
        var(--bg);
    color: var(--text);
    line-height: 1.6;
}

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

.container {
    width: min(1100px, 92%);
    margin: 0 auto;
}

.flash-wrap {
    margin-top: 1rem;
}

.flash {
    padding: 0.7rem 0.9rem;
    border-radius: 0.65rem;
    margin-bottom: 0.55rem;
    border: 1px solid var(--border);
}

.flash-success {
    background: rgba(34, 197, 94, 0.16);
    color: #dcfce7;
}

.flash-error {
    background: rgba(239, 68, 68, 0.16);
    color: #fee2e2;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
}

.nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.brand {
    font-size: 1.4rem;
    font-weight: 700;
    color: #93c5fd;
}

.nav-links {
    display: flex;
    gap: 1.1rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-links a {
    color: var(--muted);
    font-weight: 500;
}

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

.hero {
    padding: 6rem 0 4rem;
}

.page-builder-content {
    background: #0f1a2e;
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    padding: 1.1rem;
}

.builder-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.builder-block-hero,
.builder-block-cta {
    grid-column: 1 / -1;
}

.builder-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
    margin-bottom: 0.7rem;
}

.hero-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: 1.4fr 1fr;
    align-items: center;
}

.tag {
    display: inline-block;
    background: rgba(59, 130, 246, 0.16);
    border: 1px solid rgba(59, 130, 246, 0.38);
    color: #bfdbfe;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.85rem;
}

h1, h2, h3, h4 {
    margin-top: 0;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.35rem, 5vw, 4.1rem);
    margin: 0.9rem 0 1.2rem;
    letter-spacing: -0.02em;
}

h2 {
    margin-bottom: 1.2rem;
}

p {
    color: var(--muted);
}

.hero-actions {
    margin-top: 1.8rem;
    display: flex;
    gap: 0.9rem;
    flex-wrap: wrap;
}

.hero-stats {
    margin-top: 1.4rem;
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.stat-item {
    background: #0f1a2e;
    border: 1px solid var(--border);
    border-radius: 0.7rem;
    padding: 0.6rem 0.75rem;
    min-width: 150px;
    box-shadow: var(--shadow);
}

.stat-item strong {
    display: block;
    color: #93c5fd;
    font-size: 1rem;
}

.stat-item span {
    color: var(--muted);
    font-size: 0.85rem;
}

.btn {
    display: inline-block;
    padding: 0.72rem 1rem;
    border-radius: 0.6rem;
    font-weight: 600;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 8px 18px rgba(31, 79, 209, 0.25);
}

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

.btn-secondary {
    border-color: #475569;
    color: var(--text);
    background: #0f1a2e;
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.section {
    padding: 3.8rem 0;
}

.section-intro {
    margin-top: -0.2rem;
    margin-bottom: 1.1rem;
    max-width: 720px;
}

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

.image-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.image-card {
    background: #0f1a2e;
    border: 1px solid var(--border);
    border-radius: 0.9rem;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.image-card img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    display: block;
}

.image-caption {
    padding: 0.8rem 0.9rem;
    color: #dbeafe;
    font-weight: 600;
}

.card {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 0.85rem;
    padding: 1.2rem;
    box-shadow: var(--shadow);
}

.process-card {
    position: relative;
}

.step-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(59, 130, 246, 0.2);
    border-radius: 999px;
    padding: 0.25rem 0.55rem;
    margin-bottom: 0.65rem;
}

.highlight-card h3 {
    color: var(--primary);
}

.highlight-card ul {
    padding-left: 1.1rem;
    color: #2b3d61;
}

.narrow {
    max-width: 760px;
}

.contact-box {
    max-width: 520px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 0.8rem;
    padding: 1.2rem;
    box-shadow: var(--shadow);
}

.cta-section {
    padding-top: 1.2rem;
}

.cta-box {
    text-align: center;
    background: linear-gradient(120deg, #1d4ed8, #2563eb);
    color: #fff;
    border-radius: 1rem;
    padding: 2rem 1.2rem;
    box-shadow: 0 14px 32px rgba(19, 60, 156, 0.32);
}

.cta-box h2,
.cta-box p {
    color: #fff;
}

.cta-box .btn-primary {
    margin-top: 0.6rem;
    background: #fff;
    color: #1d4ed8;
    box-shadow: none;
}

.cta-box .btn-primary:hover {
    background: #dbeafe;
}

.site-footer {
    margin-top: 2rem;
    border-top: 1px solid var(--border);
    padding: 2.2rem 0 1.2rem;
    background: #0b1222;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.social-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.social-links li {
    margin-bottom: 0.35rem;
}

.social-links a {
    color: var(--muted);
}

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

.copyright {
    margin-top: 1.2rem;
    text-align: center;
    font-size: 0.88rem;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.admin-panel {
    padding: 1.4rem;
}

.admin-card {
    max-width: 560px;
    margin: 0 auto;
    padding: 1.4rem;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 0.9rem;
    box-shadow: var(--shadow);
}

.admin-form {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.admin-form label {
    color: #e2e8f0;
    font-weight: 600;
    margin-top: 0.4rem;
}

.admin-form h3 {
    margin: 1rem 0 0.15rem;
    color: #dbeafe;
}

.admin-form input,
.admin-form textarea,
.admin-form select {
    border: 1px solid #475569;
    background: #0f1a2e;
    color: var(--text);
    border-radius: 0.6rem;
    padding: 0.62rem 0.72rem;
    font: inherit;
}

.admin-form input:focus,
.admin-form textarea:focus,
.admin-form select:focus {
    border-color: #60a5fa;
    outline: none;
}

.admin-form button {
    margin-top: 0.75rem;
}

.admin-note {
    margin-top: 0.9rem;
    font-size: 0.92rem;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.7rem;
    margin-top: 1.1rem;
}

.preview-grid p {
    margin: 0 0 0.35rem;
    color: #bfdbfe;
    font-size: 0.86rem;
}

.preview-grid img {
    width: 100%;
    height: 115px;
    object-fit: cover;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
}

.footer-preview {
    margin-top: 1rem;
    border: 1px solid var(--border);
    border-radius: 0.7rem;
    padding: 0.9rem;
    background: #0f1a2e;
}

.footer-preview p {
    margin: 0.3rem 0;
}

.builder-controls {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.55rem;
    margin-bottom: 0.8rem;
}

.builder-list {
    display: grid;
    gap: 0.75rem;
}

.builder-item {
    border: 1px solid var(--border);
    background: #0f1a2e;
    border-radius: 0.7rem;
    padding: 0.75rem;
}

.builder-item-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.45rem;
}

.builder-help {
    font-size: 0.88rem;
    margin-top: 0.4rem;
}

@media (max-width: 900px) {
    .hero-grid,
    .image-grid,
    .builder-grid,
    .admin-grid,
    .preview-grid,
    .grid-3,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .nav-wrap {
        flex-direction: column;
        gap: 0.8rem;
        align-items: center;
    }
}