/* ===== VARIABLES ===== */
:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --primary-light: #e6ebff;
    --secondary: #06d6a0;
    --warning: #ffd166;
    --danger: #ef476f;
    --dark: #1a1a2e;
    --gray-900: #0f172a;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748b;
    --gray-300: #cbd5e1;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --white: #ffffff;
    --shadow: 0 3px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --radius: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gray-100);
    color: var(--gray-700);
    line-height: 1.6;
    min-height: 100vh;
    
}

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

/* ===== CONTAINER ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== HEADER ===== */
.header {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    transition: var(--transition);
}

.logo i {
    color: var(--primary);
    font-size: 28px;
}

.logo:hover {
    color: var(--primary);
}

.nav {
    display: flex;
    gap: 8px;
    flex: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    color: var(--gray-600);
    font-weight: 500;
    font-size: 15px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.nav-link:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.nav-link.active {
    background: var(--primary-light);
    color: var(--primary);
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-admin {
    background: var(--dark);
    color: var(--white);
}

.btn-admin:hover {
    background: var(--gray-900);
    transform: translateY(-2px);
}

.btn-cta {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: var(--white);
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(245, 87, 108, 0.4);
    animation: pulse-glow 2s ease-in-out infinite;
}

.btn-cta:hover {
    background: linear-gradient(135deg, #f5576c 0%, #f093fb 100%);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(245, 87, 108, 0.6);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(245, 87, 108, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(245, 87, 108, 0.7);
    }
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

/* ===== HERO SECTION ===== */
.hero-section {
    background: linear-gradient(135deg, var(--primary) 0%, #764ba2 100%);
    color: var(--white);
    padding: 80px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7z' fill='%23ffffff' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 8px;
}

.hero-stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    padding: 60px 0;
}

.section {
    margin-bottom: 60px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-title i {
    color: var(--primary);
}

.section-subtitle {
    font-size: 16px;
    color: var(--gray-600);
    margin-top: 8px;
}

.section-link {
    color: var(--primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.section-link:hover {
    gap: 12px;
}

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

/* ===== STATS GRID ===== */
.stats-section {
    margin-bottom: 60px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.stat-info {
    flex: 1;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--gray-600);
    font-weight: 500;
}

/* ===== FEATURES GRID ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    border: 2px solid var(--gray-200);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--primary) 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 28px;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.feature-description {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== ISSUES GRID ===== */
.issues-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.issue-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: var(--transition);
}

.issue-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.issue-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.issue-high { background: #fee2e2; color: #dc2626; }
.issue-medium { background: #fff7e6; color: #fa8c16; }
.issue-low { background: #f6ffed; color: #52c41a; }

.issue-content {
    flex: 1;
}

.issue-title {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 16px;
}

.issue-count {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.issue-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-high { background: #fee2e2; color: #dc2626; }
.badge-medium { background: #fff7e6; color: #fa8c16; }
.badge-low { background: #f6ffed; color: #52c41a; }
.badge-success { background: #f6ffed; color: #52c41a; }
.badge-danger { background: #fee2e2; color: #dc2626; }

/* ===== SITES GRID ===== */
.sites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.site-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.site-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.site-header {
    padding: 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    gap: 16px;
}

.site-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
    flex-shrink: 0;
}

.site-info {
    flex: 1;
    min-width: 0;
}

.site-domain {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
    word-break: break-all;
}

.site-url {
    font-size: 14px;
    color: var(--gray-500);
    word-break: break-all;
}

.site-stats {
    display: flex;
    padding: 20px 24px;
    gap: 20px;
}

.site-stat {
    flex: 1;
    text-align: center;
}

.site-stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.site-stat-label {
    font-size: 12px;
    color: var(--gray-500);
    font-weight: 500;
}

.site-footer {
    padding: 16px 24px;
    background: var(--gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-date {
    font-size: 12px;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.empty-state i {
    font-size: 64px;
    color: var(--gray-300);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 24px;
    color: var(--gray-700);
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 16px;
    color: var(--gray-500);
    max-width: 500px;
    margin: 0 auto;
}

/* ===== TOOLTIP ===== */
.tooltip {
    position: relative;
    display: inline-block;
    cursor: help;
}

.tooltip .tooltip-text {
    visibility: hidden;
    width: 250px;
    background-color: var(--dark);
    color: var(--white);
    text-align: center;
    border-radius: var(--radius);
    padding: 12px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -125px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 13px;
    line-height: 1.5;
}

.tooltip .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--dark) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* ===== ALERT ===== */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius);
    margin-bottom: 24px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.alert i {
    font-size: 20px;
    margin-top: 2px;
}

.alert-info {
    background: #e6f7ff;
    color: #1890ff;
    border: 1px solid #91d5ff;
}

.alert-success {
    background: #f6ffed;
    color: #52c41a;
    border: 1px solid #b7eb8f;
}

.alert-warning {
    background: #fff7e6;
    color: #fa8c16;
    border: 1px solid #ffd591;
}

.alert-danger {
    background: #fee2e2;
    color: #dc2626;
    border: 1px solid #fca5a5;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: var(--gray-300);
    padding: 20px 0 30px;
   
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 40px;
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-title i {
    color: var(--primary);
}

.footer-description {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-300);
}

.footer-heading {
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: var(--gray-300);
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--white);
    transform: translateX(4px);
}

.footer-links li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.footer-links li i {
    color: var(--primary);
    width: 16px;
}

.footer-stats {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-stats li {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.footer-stats strong {
    font-size: 24px;
    font-weight: 800;
    color: var(--white);
}

.footer-stats span {
    font-size: 13px;
    color: var(--gray-300);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 14px;
}

.footer-bottom-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

.footer-legal-links {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
}

.footer-legal-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-legal-links a:hover {
    color: var(--white);
    text-decoration: underline;
}

.footer-legal-links span {
    color: rgba(255, 255, 255, 0.4);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 36px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid,
    .sites-grid,
    .issues-grid,
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .nav {
        order: 3;
        width: 100%;
        justify-content: center;
    }
    
    .nav-link span {
        display: none;
    }
    
    .btn-text {
        display: none;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .hero-stat-number {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .stats-grid,
    .sites-grid,
    .issues-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 24px;
    }
    
    .section-title {
        font-size: 20px;
    }
    
    .feature-card,
    .stat-card {
        padding: 20px;
    }
}


/* ===== FEATURES SECTION ===== */
.features-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.section-header {
    margin-bottom: 60px;
}

.section-header.text-center {
    text-align: center;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-600);
    margin-top: 16px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: var(--primary);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--white);
    margin-bottom: 24px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.feature-description {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 20px;
}

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

.feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    font-size: 14px;
    color: var(--gray-700);
    border-bottom: 1px solid var(--gray-100);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list i {
    color: var(--success);
    font-size: 16px;
    flex-shrink: 0;
}

/* Responsive для features */
@media (max-width: 768px) {
    .features-section {
        padding: 60px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .feature-card {
        padding: 24px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
}