/* ПЕРЕМЕННЫЕ ТЕМЫ */
:root {
    --accent: #FF6B1A;
    --accent-hover: #FF8C4A;
    --bg: #1E1E1E;
    --surface: #2A2A2A;
    --text: #EAEAEA;
    --border: #3A3A3A;
    --radius: 10px;
    --shadow: 0 4px 20px rgba(0,0,0,0.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
}
a { color: var(--accent); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.accent { color: var(--accent); }

/* КНОПКИ */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s;
    text-align: center;
}
.btn-primary {
    background: var(--accent);
    color: white;
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255,107,26,0.4);
}
.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--border);
}
.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.btn-sm { padding: 8px 16px; font-size: 14px; }
.btn-lg { padding: 16px 32px; font-size: 17px; }
.btn-block { width: 100%; }

/* HEADER */
.header {
    position: sticky;
    top: 0;
    background: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    gap: 24px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
}
.logo-icon { font-size: 28px; }
.nav { display: flex; gap: 28px; }
.nav-link {
    color: var(--text);
    font-weight: 500;
}
.nav-link:hover { color: var(--accent); }
.header-contacts { display: flex; align-items: center; gap: 16px; }
.phone {
    font-weight: 700;
    font-size: 17px;
    color: var(--text);
}
.burger {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 28px;
    cursor: pointer;
}

/* HERO */
.hero {
    padding: 80px 0 100px;
    background:
        linear-gradient(135deg, rgba(30,30,30,0.95) 0%, rgba(30,30,30,0.7) 100%),
        url('https://images.unsplash.com/photo-1600599561978-3069ef1cbd95?w=1600') center/cover;
}
.hero-content { max-width: 800px; }
.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 107, 26, 0.15);
    color: var(--accent);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
}
.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 24px;
}
.hero-subtitle {
    font-size: 20px;
    color: rgba(234, 234, 234, 0.8);
    margin-bottom: 36px;
}
.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}
.stat-value {
    font-size: 42px;
    font-weight: 800;
    color: var(--accent);
}
.stat-label {
    font-size: 14px;
    color: rgba(234, 234, 234, 0.7);
    margin-top: 8px;
}

/* СЕКЦИИ */
.section { padding: 80px 0; }
.section-alt { background: var(--surface); }
.section-title {
    font-size: 40px;
    margin-bottom: 40px;
    text-align: center;
}
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}
.section-header .section-title { margin-bottom: 0; text-align: left; }

.grid { display: grid; gap: 24px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.card, .service-card, .project-card {
    background: var(--surface);
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all .3s;
}
.card:hover, .service-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: var(--shadow);
}
.card-icon {
    font-size: 40px;
    margin-bottom: 16px;
}
.card-title {
    font-size: 20px;
    margin-bottom: 12px;
}
.card-text { color: rgba(234,234,234,0.8); }

.service-icon {
    font-size: 48px;
    margin-bottom: 16px;
}
.service-title {
    font-size: 22px;
    margin-bottom: 12px;
}
.service-text {
    color: rgba(234,234,234,0.8);
    margin-bottom: 20px;
}

.project-card {
    padding: 0;
    overflow: hidden;
    position: relative;
}
.project-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--accent);
    color: white;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    z-index: 2;
}
.project-image {
    height: 220px;
    background-size: cover;
    background-position: center;
}
.project-info { padding: 20px; }
.project-title {
    font-size: 18px;
    margin-bottom: 12px;
}
.project-meta {
    display: flex;
    gap: 12px;
    font-size: 13px;
    color: rgba(234,234,234,0.7);
    margin-bottom: 8px;
    flex-wrap: wrap;
}
.project-tech {
    font-size: 13px;
    color: var(--accent);
    margin-bottom: 16px;
    font-weight: 600;
}
.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}
.project-price {
    font-size: 18px;
    font-weight: 800;
    color: var(--accent);
}

/* CTA */
.cta {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    color: white;
    text-align: center;
    padding: 80px 0;
}
.cta-inner { max-width: 700px; margin: 0 auto; }
.cta-title {
    font-size: 36px;
    margin-bottom: 16px;
}
.cta-text {
    font-size: 18px;
    margin-bottom: 28px;
}
.cta .btn-primary {
    background: white;
    color: var(--accent);
}

/* FOOTER */
.footer {
    background: #0F0F0F;
    padding: 60px 0 20px;
    border-top: 1px solid var(--border);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-logo {
    display: flex;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
}
.footer-desc {
    color: rgba(234,234,234,0.7);
    margin-bottom: 20px;
}
.footer-social {
    display: flex;
    gap: 12px;
}
.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--surface);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
}
.footer-social a:hover {
    background: var(--accent);
    color: white;
}
.footer-col h4 {
    margin-bottom: 16px;
    font-size: 16px;
}
.footer-col p, .footer-col a {
    display: block;
    color: rgba(234,234,234,0.7);
    font-size: 14px;
    margin-bottom: 8px;
}
.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    color: rgba(234,234,234,0.5);
    font-size: 13px;
    flex-wrap: wrap;
    gap: 10px;
}

/* МОДАЛЬНОЕ ОКНО */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal.active { display: flex; }
.modal-content {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 40px;
    max-width: 500px;
    width: 100%;
    position: relative;
    border: 1px solid var(--border);
}
.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text);
    font-size: 24px;
    cursor: pointer;
}
.modal-title {
    font-size: 24px;
    margin-bottom: 24px;
}
.modal-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.modal-form input, .modal-form textarea {
    padding: 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 15px;
}
.modal-form input:focus, .modal-form textarea:focus {
    outline: none;
    border-color: var(--accent);
}
.form-notice {
    font-size: 12px;
    color: rgba(234,234,234,0.5);
    text-align: center;
}

.wa-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 4px 20px rgba(37,211,102,0.5);
    z-index: 50;
}

/* АДМИНКА */
.login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.login-card {
    background: var(--surface);
    padding: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    max-width: 400px;
    width: 100%;
}
.login-logo {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
}
.login-card h1 {
    font-size: 22px;
    margin-bottom: 24px;
    text-align: center;
}
.login-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.login-form label { font-size: 13px; color: rgba(234,234,234,0.7); }
.login-form input {
    padding: 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 15px;
}
.login-hint {
    text-align: center;
    margin-top: 20px;
    font-size: 13px;
    color: rgba(234,234,234,0.5);
}

.admin-body { background: var(--bg); }
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 260px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    padding: 20px;
}
.admin-logo {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.admin-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.admin-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
}
.admin-link:hover { background: var(--bg); color: var(--accent); }
.admin-link.active { background: var(--accent); color: white; }
.admin-link.logout { color: #ff5555; margin-top: 8px; }
.admin-nav hr { border: none; border-top: 1px solid var(--border); margin: 8px 0; }

.admin-main {
    flex: 1;
    padding: 30px;
}
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}
.admin-header h1 { font-size: 28px; }
.admin-user {
    padding: 6px 14px;
    background: var(--surface);
    border-radius: 8px;
    font-size: 14px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}
.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.stat-card.accent { background: var(--accent); color: white; }
.stat-card .stat-icon { font-size: 36px; }
.stat-card .stat-value { font-size: 28px; font-weight: 800; }
.stat-card .stat-label { font-size: 13px; opacity: 0.8; }

.admin-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 20px;
}
.admin-section h2 { font-size: 20px; margin-bottom: 16px; }

.quick-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.quick-btn {
    padding: 12px 20px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
    font-weight: 600;
}
.quick-btn:hover { border-color: var(--accent); color: var(--accent); }

.alert {
    padding: 14px 18px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}
.alert-info { background: rgba(59,130,246,0.15); border-left: 3px solid #3b82f6; }
.alert-success { background: rgba(34,197,94,0.15); border-left: 3px solid #22c55e; }
.alert-error { background: rgba(239,68,68,0.15); border-left: 3px solid #ef4444; }

.settings-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.settings-group {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}
.group-title {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
}
.group-fields {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
    font-size: 13px;
    color: rgba(234,234,234,0.7);
}
.field input, .field textarea {
    padding: 10px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
}
.field input:focus, .field textarea:focus {
    outline: none;
    border-color: var(--accent);
}
.color-field { display: flex; gap: 8px; }
.color-field input[type="color"] {
    width: 48px;
    height: 42px;
    padding: 2px;
    cursor: pointer;
}
.color-field .color-text { flex: 1; font-family: monospace; }

.form-actions {
    display: flex;
    gap: 12px;
    padding: 20px 0;
}

/* АДАПТИВ */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .hero-title { font-size: 42px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav, .header-contacts { display: none; }
    .burger { display: block; }
    .hero-title { font-size: 32px; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); }
    .section { padding: 50px 0; }
    .section-title { font-size: 28px; }
    .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    
    .admin-layout { flex-direction: column; }
    .admin-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .group-fields { grid-template-columns: 1fr; }
}