/* Основные стили для сайта Kozyrev Mirrors */

/* Сброс стилей и базовые настройки */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4f46e5;
    --primary-dark: #4338ca;
    --secondary-color: #9333ea;
    --text-dark: #111827;
    --text-gray: #6b7280;
    --text-light: #9ca3af;
    --bg-white: #ffffff;
    --bg-gray-50: #f9fafb;
    --bg-gray-100: #f3f4f6;
    --bg-indigo-50: #eef2ff;
    --bg-indigo-100: #e0e7ff;
    --border-gray: #e5e7eb;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

/* Контейнер */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Заголовки */
h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
}

/* Хедер */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-gray);
}

header nav {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 1.25rem;
    font-weight: 600;
}

.logo svg {
    width: 2rem;
    height: 2rem;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-gray);
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

/* Футер */
footer {
    background-color: var(--bg-gray-50);
    border-top: 1px solid var(--border-gray);
    padding: 3rem 0;
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    text-align: center;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.footer-logo svg {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary-color);
}

/* Кнопки */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Формы */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 1px solid var(--border-gray);
    border-radius: 0.5rem;
    background-color: var(--bg-gray-50);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* Карточки */
.card {
    background-color: white;
    border: 1px solid var(--border-gray);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.card-header {
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-description {
    color: var(--text-gray);
    font-size: 0.875rem;
}

/* Сетка */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

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

/* Hero секция */
.hero {
    background: linear-gradient(135deg, var(--bg-indigo-50) 0%, white 50%, #faf5ff 100%);
    padding: 0.5rem 0 1.5rem 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-content .highlight {
    color: var(--primary-color);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.hero-stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-stat svg {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--primary-color);
}

.hero-stat span {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-gray);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    max-height: 600px;
    object-fit: contain;
    border-radius: 1rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    background: transparent;
}

.hero-badge {
    position: absolute;
    bottom: -1.5rem;
    right: -1.5rem;
    background-color: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-gray);
}

.hero-badge-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.hero-badge-label {
    font-size: 0.875rem;
    color: var(--text-gray);
}

/* Секции */
.section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.25rem;
    color: var(--text-gray);
}

/* Иконки */
.icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background-color: var(--bg-indigo-100);
    margin-bottom: 1rem;
}

.icon-wrapper svg {
    width: 2rem;
    height: 2rem;
    color: var(--primary-color);
}

/* Бейджи */
.badge {
    display: inline-block;
    padding: 0.25rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 9999px;
    background-color: var(--primary-color);
    color: white;
}

/* Алерты */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

/* Утилиты */
.text-center {
    text-align: center;
}

.text-gray {
    color: var(--text-gray);
}

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

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

/* Адаптивность */
@media (max-width: 1024px) {
    .hero-grid,
    .grid-cols-3,
    .grid-cols-2 {
        grid-template-columns: 1fr;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}