/* ============================================
   CSS: 24макулатура — Лендинг
   ============================================ */

/* --- CSS-переменные --- */
:root {
    --primary: #15803d;
    --primary-dark: #14532d;
    --primary-light: #dcfce7;
    --primary-glow: rgba(21, 128, 61, 0.15);
    --accent: #f59e0b;
    --accent-dark: #d97706;
    --accent-light: #fef3c7;
    --accent-glow: rgba(245, 158, 11, 0.2);
    --bg: #f8faf9;
    --bg-white: #ffffff;
    --bg-card: #ffffff;
    --text: #1a1a2e;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.04), 0 10px 24px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.08), 0 2px 10px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.1), 0 4px 16px rgba(0,0,0,0.05);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

/* --- Сброс и базовые стили --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Кнопки --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 4px 16px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.35);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.btn-white {
    background: #fff;
    color: var(--primary-dark);
    border-color: #fff;
}

.btn-white:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

/* --- Заголовки секций --- */
.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--text);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
}

/* --- Анимация появления --- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ============================================
   HEADER
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 24px;
}

/* Логотип */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--primary-dark);
    flex-shrink: 0;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
}

.logo span {
    color: var(--accent);
}

/* Навигация */
.nav { display: flex; align-items: center; gap: 32px; }

.nav-links {
    display: flex;
    gap: 28px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { width: 100%; }

.header-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text);
    transition: var(--transition);
}

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

.header-cta {
    padding: 10px 24px;
    font-size: 0.85rem;
}

/* Бургер-меню */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.burger span {
    width: 24px;
    height: 2.5px;
    background: var(--text);
    border-radius: 4px;
    transition: var(--transition);
}

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

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

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

/* Мобильное меню */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--bg-white);
    box-shadow: var(--shadow-xl);
    padding: 100px 32px 40px;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 999;
    flex-direction: column;
    gap: 8px;
}

.mobile-menu.open { right: 0; }

.mobile-menu a {
    display: block;
    padding: 14px 0;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.mobile-menu a:hover { color: var(--primary); padding-left: 8px; }

.mobile-menu .mobile-phone {
    margin-top: 20px;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--primary);
    border: none;
}

.mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s;
}

.mobile-overlay.show { opacity: 1; }

/* ============================================
   HERO — ТОВАРЫ И ЦЕНЫ
   ============================================ */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(170deg, var(--primary-dark) 0%, var(--primary) 50%, #22c55e 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-bottom: 50px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50px;
    color: #fff;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 24px;
}

.hero-badge .pulse-dot {
    width: 8px;
    height: 8px;
    background: #4ade80;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 900;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.hero h1 .highlight {
    color: var(--accent);
    position: relative;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: rgba(255,255,255,0.8);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.5;
}

/* Карточки товаров */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
    margin-bottom: 40px;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.8);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.product-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.product-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.product-card:nth-child(1) .product-icon {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
}

.product-card:nth-child(2) .product-icon {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
}

.product-card:nth-child(3) .product-icon {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
}

.product-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.3;
}

.product-card-desc {
    font-size: 0.82rem;
    color: var(--text-light);
    margin-top: 2px;
}

/* Прайс-таблица внутри карточки */
.price-table {
    width: 100%;
    margin-bottom: 16px;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    gap: 8px;
}

.price-row:last-child { border-bottom: none; }

.price-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.price-label .emoji {
    font-size: 1rem;
}

.price-value {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--accent-dark);
    white-space: nowrap;
}

.price-value small {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-light);
}

.price-value.placeholder {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-light);
}

.product-min {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.product-note {
    font-size: 0.78rem;
    color: var(--text-light);
    line-height: 1.5;
    padding-top: 8px;
    border-top: 1px dashed var(--border);
}

/* Подкатегории архива */
.archive-subcategory {
    margin-bottom: 16px;
}

.archive-subcategory-title {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--primary);
    margin-bottom: 8px;
    padding-bottom: 4px;
}

/* CTA-баннер под карточками */
.hero-cta-banner {
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-lg);
    padding: 28px 36px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    position: relative;
    z-index: 1;
}

.hero-cta-text {
    color: #fff;
}

.hero-cta-text h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.hero-cta-text p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-cta-buttons {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

/* ============================================
   СЕКЦИЯ УСЛУГ
   ============================================ */
.services {
    padding: 100px 0;
    background: var(--bg-white);
}

.services-header {
    text-align: center;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.service-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card-bottom {
    margin-top: auto;
}

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

.service-icon-lg {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 20px;
}

.service-card:nth-child(1) .service-icon-lg {
    background: linear-gradient(135deg, var(--primary-light), #bbf7d0);
}

.service-card:nth-child(2) .service-icon-lg {
    background: linear-gradient(135deg, var(--accent-light), #fde68a);
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 8px;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0 20px;
}

.service-feature {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--bg-white);
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.service-feature .check {
    color: var(--primary);
    font-weight: 700;
}

/* Блок оплаты */
.payment-block {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    border-radius: var(--radius-lg);
    padding: 36px 40px;
    color: #fff;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px;
    align-items: center;
}

.payment-icon-wrap {
    width: 64px;
    height: 64px;
    background: rgba(255,255,255,0.15);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.payment-info h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.payment-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.payment-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    opacity: 0.9;
}

.payment-item .icon { font-size: 1.1rem; }

/* ============================================
   КОМУ ПОДХОДИТ
   ============================================ */
.audience {
    padding: 100px 0;
    background: var(--bg);
}

.audience-header {
    text-align: center;
    margin-bottom: 50px;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

.audience-card {
    background: var(--bg-white);
    border-radius: var(--radius-md);
    padding: 32px 20px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
}

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

.audience-emoji {
    font-size: 2.4rem;
    margin-bottom: 14px;
    display: block;
}

.audience-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.audience-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.audience-note {
    text-align: center;
    padding: 20px 28px;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    color: var(--primary-dark);
    font-weight: 600;
    font-size: 0.95rem;
}

/* ============================================
   ФОРМА ЗАЯВКИ
   ============================================ */
.form-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.form-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.form-info { padding-top: 10px; }

.form-info .section-title {
    margin-bottom: 20px;
}

.form-info .section-subtitle {
    margin-bottom: 32px;
}

.form-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-benefit {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.form-benefit-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.form-benefit-text h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.form-benefit-text p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Форма */
.form-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 36px;
    border: 1px solid var(--border);
}

.form-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.form-group label .required {
    color: #ef4444;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--bg-white);
    transition: var(--transition);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-input.error,
.form-select.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-textarea { resize: vertical; min-height: 80px; }

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' stroke-width='2' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

.error-message {
    font-size: 0.78rem;
    color: #ef4444;
    margin-top: 4px;
    display: none;
}

.form-submit {
    width: 100%;
    padding: 16px;
    margin-top: 8px;
    font-size: 1rem;
}

.form-privacy {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 12px;
}

.form-privacy a {
    color: var(--primary);
    text-decoration: underline;
}

/* Успешная отправка */
.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

.form-success .success-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 16px;
}

.form-success h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--primary);
}

.form-success p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ============================================
   КОНТАКТЫ + КАРТА
   ============================================ */
.contacts {
    padding: 100px 0;
    background: var(--bg);
}

.contacts-header {
    text-align: center;
    margin-bottom: 50px;
}

.contacts-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 32px;
    align-items: stretch;
}

.contacts-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 20px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.contact-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-text h4 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.contact-text p, .contact-text a {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

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

.contacts-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    min-height: 360px;
    background: #e2e8f0;
}

.contacts-map iframe {
    width: 100%;
    height: 100%;
    min-height: 360px;
    border: 0;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--primary-dark);
    color: #fff;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .logo {
    color: #fff;
    margin-bottom: 14px;
}

.footer-brand p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.6;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    color: rgba(255,255,255,0.5);
}

.footer-col a,
.footer-col p {
    display: block;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.75);
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-col a:hover {
    color: #fff;
    padding-left: 4px;
}

.footer-legal {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.4);
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copy {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition);
}

.footer-socials a:hover {
    background: var(--accent);
    transform: translateY(-2px);
}

/* ============================================
   КНОПКА НАВЕРХ
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 14px;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 900;
    box-shadow: var(--shadow-md);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
}

/* ============================================
   ПЛАВАЮЩАЯ КНОПКА ЗВОНКА (мобильная)
   ============================================ */
.float-call {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), #22c55e);
    color: #fff;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    z-index: 800;
    box-shadow: 0 4px 20px rgba(21, 128, 61, 0.4);
    animation: float-pulse 3s ease-in-out infinite;
    text-decoration: none;
}

@keyframes float-pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(21, 128, 61, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(21, 128, 61, 0.6); }
}

/* ============================================
   КАЛЬКУЛЯТОР
   ============================================ */
.calculator {
    padding: 100px 0;
    background: var(--bg-white);
}

.calculator-header {
    text-align: center;
    margin-bottom: 50px;
}

/* Сетка карточек */
.calc-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}

/* Карточка */
.calc-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
}

.calc-card-bottom {
    margin-top: auto;
}

.calc-card:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.calc-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.calc-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.calc-card-icon--yellow { background: linear-gradient(135deg, #fef3c7, #fde68a); }
.calc-card-icon--blue { background: linear-gradient(135deg, #dbeafe, #bfdbfe); }
.calc-card-icon--green { background: linear-gradient(135deg, #dcfce7, #bbf7d0); }

.calc-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.calc-card-desc {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 2px;
}

/* Поля калькулятора */
.calc-field {
    margin-bottom: 18px;
}

.calc-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.calc-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.calc-input {
    width: 100%;
    padding: 12px 50px 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
    background: var(--bg-white);
    outline: none;
    transition: var(--transition);
    -moz-appearance: textfield;
}

.calc-input::-webkit-outer-spin-button,
.calc-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.calc-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.calc-input-suffix {
    position: absolute;
    right: 16px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-light);
    pointer-events: none;
}

.calc-min-hint {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-top: 4px;
}

/* Select */
.calc-select {
    width: 100%;
    padding: 10px 40px 10px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    background: var(--bg-white);
    outline: none;
    transition: var(--transition);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' stroke-width='2' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}

.calc-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Радио-кнопки */
.calc-radio-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.calc-radio {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-white);
}

.calc-radio:hover {
    border-color: var(--primary-light);
}

.calc-radio:has(input:checked) {
    border-color: var(--primary);
    background: var(--primary-light);
}

.calc-radio input {
    display: none;
}

.calc-radio-mark {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid var(--border);
    flex-shrink: 0;
    position: relative;
    transition: var(--transition);
}

.calc-radio:has(input:checked) .calc-radio-mark {
    border-color: var(--primary);
}

.calc-radio:has(input:checked) .calc-radio-mark::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
}

.calc-radio-text {
    font-size: 0.88rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 6px;
}

.calc-radio-text strong {
    color: var(--accent-dark);
    font-weight: 800;
}

/* Результат карточки */
.calc-result {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    background: var(--bg-white);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    margin-top: 20px;
}

.calc-result-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.calc-result-value {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
    transition: var(--transition);
}

.calc-result-value.has-value {
    color: var(--accent-dark);
}

.calc-result-value.approximate::before {
    content: '≈ ';
    font-size: 1rem;
    color: var(--text-light);
}

/* Предупреждение */
.calc-warning {
    font-size: 0.78rem;
    color: #d97706;
    background: #fef3c7;
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    margin-top: 8px;
    display: none;
    line-height: 1.4;
}

.calc-warning.visible {
    display: flex;
    align-items: flex-start;
    gap: 6px;
}

/* Итого */
.calc-total {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    border-radius: var(--radius-lg);
    padding: 32px 36px;
    color: #fff;
}

.calc-total-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    margin-bottom: 16px;
}

.calc-total-label {
    font-size: 1rem;
    font-weight: 600;
    opacity: 0.8;
    margin-bottom: 4px;
}

.calc-total-value {
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.calc-total-hint {
    font-size: 0.8rem;
    opacity: 0.6;
    margin-top: 2px;
}

.calc-submit-btn {
    flex-shrink: 0;
    padding: 16px 36px;
    font-size: 1rem;
}

.calc-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.calc-total-note {
    font-size: 0.82rem;
    opacity: 0.7;
    padding-top: 16px;
    border-top: 1px solid rgba(255,255,255,0.15);
    line-height: 1.5;
}

/* ============================================
   АДАПТИВНОСТЬ
   ============================================ */

/* Планшет */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;    
    }
    .calc-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    .services-grid { grid-template-columns: 1fr; }

    .form-wrapper { grid-template-columns: 1fr; }

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

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

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

    .payment-block {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .payment-icon-wrap { margin: 0 auto; }
}

/* Мобильный */
@media (max-width: 768px) {
    .nav-links,
    .header-phone,
    .header-cta {
        display: none;
    }

    .burger {
        display: flex;
    }

    .mobile-menu {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero h1 { font-size: 1.7rem; }

    .hero-cta-banner {
        flex-direction: column;
        text-align: center;
        padding: 24px 20px;
    }

    .hero-cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta-buttons .btn {
        width: 100%;
    }

    .products-grid {
        gap: 16px;
    }

    .product-card {
        padding: 22px 18px;
    }

    .audience-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .audience-card { padding: 24px 14px; }
    .audience-emoji { font-size: 2rem; }

    .form-card { padding: 24px 20px; }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

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

    .scroll-top { display: none; }

    .float-call { display: flex; }

    .section-title { font-size: 1.5rem; }

    .services, .audience, .form-section, .contacts {
        padding: 60px 0;
    }

    .payment-block { padding: 24px 20px; 
    }
        .calculator {
        padding: 60px 0;
    }

    .calc-card {
        padding: 22px 18px;
    }

    .calc-total {
        padding: 24px 20px;
    }

    .calc-total-inner {
        flex-direction: column;
        text-align: center;
    }

    .calc-submit-btn {
        width: 100%;
    }

    .calc-total-value {
        font-size: 1.8rem;
    }
}

@media (max-width: 400px) {
    .container { padding: 0 16px; }

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

    .hero h1 { font-size: 1.5rem; }

    .price-value { font-size: 1.1rem; }
}