/* ===== Subpage Styles ===== */
/* Uses same CSS variables from style.css (:root and [data-theme="dark"]) */

/* Reset & Base (same as main) */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg: #ffffff;
    --bg-light: #f9fafb;
    --border: #e5e7eb;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
    --gold: #c9a84c;
    --gold-light: #f0e0a0;
}

[data-theme="dark"] {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --text: #f9fafb;
    --text-light: #9ca3af;
    --bg: #111827;
    --bg-light: #1f2937;
    --border: #374151;
    --shadow: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.3);
    --gold: #d4b65a;
    --gold-light: #f5ecc8;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Navbar (same as main) ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 15px 0;
    transition: transform 0.3s ease;
}

.navbar.hidden {
    transform: translateY(-100%);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.lang-switcher {
    display: flex;
    gap: 5px;
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-light);
    padding: 6px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: inherit;
    transition: all 0.2s;
}

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

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

.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.2s;
}

.theme-toggle:hover {
    border-color: var(--primary);
}

/* ===== Навигационное меню — dropdown и бургер ===== */
.nav-links {
    display: flex;
    align-items: center;
}

.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 22px;
    color: white;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    border-radius: 12px;
    transition: all 0.2s;
    background: var(--primary);
    border: none;
    font-family: inherit;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.nav-dropdown-toggle:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
    transform: translateY(-1px);
}

.catalog-icon {
    display: flex;
    flex-direction: column;
    gap: 3px;
    width: 18px;
}

.catalog-icon span {
    display: block;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s;
}

.catalog-icon span:nth-child(2) {
    width: 70%;
}

.nav-dropdown:hover .catalog-icon span:nth-child(1) {
    transform: rotate(45deg) translate(3px, 4px);
}

.nav-dropdown:hover .catalog-icon span:nth-child(2) {
    opacity: 0;
}

.nav-dropdown:hover .catalog-icon span:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -4px);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 10px 0;
    min-width: 240px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.25s;
    z-index: 1001;
}

[data-theme="dark"] .nav-dropdown-menu {
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 22px;
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.15s;
}

.nav-dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--primary);
    padding-left: 26px;
}

.burger-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
}

.burger-btn span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s;
}

.burger-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-btn.active span:nth-child(2) {
    opacity: 0;
}

.burger-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 12px 20px;
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.15s;
}

.mobile-menu a:hover {
    background: var(--bg-light);
    color: var(--primary);
}

/* ===== Breadcrumbs ===== */
.breadcrumb {
    padding: 100px 0 0;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    font-size: 0.9rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.breadcrumb-list a {
    color: var(--primary);
    text-decoration: none;
    transition: opacity 0.2s;
}

.breadcrumb-list a:hover {
    opacity: 0.8;
}

.breadcrumb-sep {
    color: var(--border);
}

.breadcrumb-current {
    color: var(--text);
    font-weight: 500;
}

/* ===== Sub Hero ===== */
.sub-hero {
    padding: 40px 0 60px;
}

.sub-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.sub-hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.sub-hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text);
}

.sub-hero h1 .highlight {
    color: var(--primary);
}

.sub-hero-desc {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 30px;
}

.sub-hero-phone {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--primary);
    color: white;
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s;
}

.sub-hero-phone:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.sub-hero-phone svg {
    width: 20px;
    height: 20px;
}

.sub-hero-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-lg);
}

.sub-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.sub-hero-image::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    border: 1px solid var(--border);
    pointer-events: none;
}

/* ===== Section Title ===== */
.section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 50px;
    color: var(--text);
}

/* ===== Advantages ===== */
.advantages {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.advantage-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px;
    transition: all 0.3s;
    opacity: 0;
    transform: translateY(30px);
}

.advantage-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.advantage-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.advantage-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}

.advantage-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== Product Gallery ===== */
.product-gallery {
    padding: 80px 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s;
    opacity: 0;
    transform: translateY(30px);
}

.product-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

.product-card:hover .product-card-image img {
    transform: scale(1.05);
}

.product-card-body {
    padding: 20px;
}

.product-card-body h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.product-card-body p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== How It Works (Steps) ===== */
.sub-steps {
    padding: 80px 0;
    background: var(--bg-light);
}

.steps-grid {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
}

.sub-step {
    text-align: center;
    flex: 1;
    max-width: 280px;
    opacity: 0;
    transform: translateY(30px);
}

.sub-step.visible {
    opacity: 1;
    transform: translateY(0);
}

.step-num {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.sub-step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.sub-step p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
}

.step-arrow {
    display: flex;
    align-items: center;
    padding-top: 18px;
    color: var(--border);
    font-size: 1.5rem;
}

/* ===== FAQ ===== */
.sub-faq {
    padding: 80px 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.sub-faq-item {
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
    background: var(--bg);
    opacity: 0;
    transform: translateY(30px);
}

.sub-faq-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.sub-faq-item summary {
    padding: 18px 24px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text);
    transition: background 0.2s;
}

.sub-faq-item summary::-webkit-details-marker {
    display: none;
}

.sub-faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--text-light);
    transition: transform 0.3s;
}

.sub-faq-item[open] summary::after {
    transform: rotate(45deg);
}

.sub-faq-item summary:hover {
    background: var(--bg-light);
}

.sub-faq-item p {
    padding: 0 24px 18px;
    color: var(--text-light);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== CTA Section ===== */
.sub-cta {
    padding: 80px 0;
    background: var(--bg-light);
    text-align: center;
}

.cta-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 50px 40px;
    max-width: 700px;
    margin: 0 auto;
}

.cta-card h2 {
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text);
}

.cta-card > p {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.6;
}

.cta-phone {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--primary);
    color: white;
    padding: 16px 32px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
    transition: all 0.3s;
    margin-bottom: 24px;
}

.cta-phone:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.cta-phone svg {
    width: 22px;
    height: 22px;
}

.cta-socials {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

.cta-social-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.2s;
    border: 1px solid var(--border);
    color: var(--text);
}

.cta-social-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.cta-social-btn svg {
    width: 18px;
    height: 18px;
}

.cta-social-btn.telegram:hover {
    border-color: #0088cc;
    color: #0088cc;
}

.cta-social-btn.instagram:hover {
    border-color: #e4405f;
    color: #e4405f;
}

/* ===== Cross Links ===== */
.cross-links {
    padding: 60px 0;
}

.cross-links-title {
    font-size: 1.3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
    color: var(--text);
}

.cross-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.cross-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.2s;
    background: var(--bg);
}

.cross-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.cross-link-icon {
    font-size: 1.3rem;
}

.cross-link-arrow {
    margin-left: auto;
    color: var(--text-light);
    transition: transform 0.2s;
}

.cross-link:hover .cross-link-arrow {
    transform: translateX(3px);
    color: var(--primary);
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-light);
    border-top: 1px solid var(--border);
    padding: 30px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.footer-links a {
    color: var(--gold);
    text-decoration: none;
    transition: opacity 0.2s;
}

.footer-links a:hover {
    opacity: 0.8;
}

/* ===== Floating Call Button ===== */
.floating-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
    z-index: 999;
    transition: all 0.3s;
    animation: float-pulse 2s infinite;
}

.floating-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 99, 235, 0.5);
}

.floating-btn svg {
    width: 26px;
    height: 26px;
}

@keyframes float-pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 99, 235, 0.6); }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .logo-text {
        display: none;
    }

    .navbar {
        padding: 12px 0;
    }

    .nav-links {
        display: none;
    }

    .burger-btn {
        display: flex;
    }

    .sub-hero-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .sub-hero-image {
        order: -1;
        aspect-ratio: 16/9;
    }

    .sub-hero {
        padding: 30px 0 40px;
    }

    .advantages,
    .product-gallery,
    .sub-steps,
    .sub-faq,
    .sub-cta,
    .cross-links {
        padding: 50px 0;
    }

    .steps-grid {
        flex-direction: column;
        align-items: center;
    }

    .step-arrow {
        transform: rotate(90deg);
        padding-top: 0;
    }

    .sub-step {
        max-width: 100%;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .cta-card {
        padding: 30px 20px;
    }

    .cta-socials {
        flex-direction: column;
        align-items: center;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 8px;
    }

    .cross-links-grid {
        grid-template-columns: 1fr;
    }

    .floating-btn {
        bottom: 20px;
        right: 20px;
        width: 52px;
        height: 52px;
    }

    .section-title {
        margin-bottom: 30px;
    }
}

@media (max-width: 480px) {
    .sub-hero h1 {
        font-size: 1.6rem;
    }

    .sub-hero-desc {
        font-size: 1rem;
    }

    .sub-hero-phone {
        font-size: 1rem;
        padding: 12px 24px;
    }

    .advantage-card {
        padding: 24px;
    }

    .cta-phone {
        font-size: 1rem;
        padding: 14px 24px;
    }

    .lang-btn {
        padding: 5px 8px;
        font-size: 0.75rem;
    }
}