/* ===== CSS Variables ===== */
:root {
    --primary: #007AFF;
    --primary-dark: #0051D5;
    --secondary: #5856D6;
    --accent: #FF2D55;
    --bg-light: #F5F5F7;
    --bg-white: #FFFFFF;
    --bg-card: #FFFFFF;
    --bg-card-hover: #F5F5F7;
    --text-primary: #1D1D1F;
    --text-secondary: #6E6E73;
    --border: #D2D2D7;
    --success: #34C759;
    --warning: #FF9500;
    --gradient: linear-gradient(135deg, #007AFF 0%, #5856D6 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 122, 255, 0.15) 0%, rgba(88, 86, 214, 0.15) 100%);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 40px rgba(0, 122, 255, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-light);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: clamp(1rem, 2vw, 1.25rem); }

/* ===== Container ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.burger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 2px;
}

.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(7px, -6px);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 70px;
    background: linear-gradient(135deg, #E8F4FF 0%, #F5F5F7 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('pngs/бытовая техника.webp');
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
    opacity: 0.15;
    animation: parallax 20s ease-in-out infinite alternate;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@keyframes parallax {
    0% { transform: scale(1.1) translateY(0); }
    100% { transform: scale(1.2) translateY(-20px); }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
}

.hero-text {
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    margin-bottom: 20px;
    font-weight: 800;
    letter-spacing: -1px;
}

.highlight {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text {
    background: linear-gradient(135deg, #FF2D55 0%, #FF9500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-subtitle strong {
    color: var(--primary);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 122, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 122, 255, 0.6);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary);
    border: 1px solid var(--primary);
    backdrop-filter: blur(10px);
}

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

/* ===== Sections ===== */
section {
    padding: 100px 0;
    position: relative;
}

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

.section-title {
    margin-bottom: 15px;
}

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

/* ===== Services ===== */
.services {
    background: var(--bg-light);
}

.service-category {
    margin-bottom: 80px;
}

.category-header {
    margin-bottom: 30px;
}

.category-title {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
}

.category-title svg {
    color: var(--primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
}

.service-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--bg-light);
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.service-content h4 {
    margin-bottom: 15px;
    color: var(--text-primary);
}

.service-list {
    list-style: none;
    flex: 1;
}

.service-list li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

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

.price-btn {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 6px 12px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.price-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0, 122, 255, 0.5);
}

.price-free {
    color: var(--success);
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}

/* ===== Service Form Section ===== */
.service-form-section {
    margin-top: 60px;
}

.service-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.service-form::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 122, 255, 0.05) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.service-form h3 {
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.service-form p {
    color: var(--text-secondary);
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.inline-form {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.inline-form input {
    padding: 14px 20px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-white);
    color: var(--text-primary);
    font-size: 1rem;
    min-width: 200px;
    transition: var(--transition);
}

.inline-form input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.15);
}

.inline-form input::placeholder {
    color: var(--text-secondary);
}

.inline-form .btn {
    min-width: 150px;
}

.form-note {
    margin-top: 15px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

.form-note a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.form-note a:hover {
    text-decoration: underline;
}

/* ===== Advantages ===== */
.advantages {
    background: var(--bg-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.advantage-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    opacity: 0;
    transition: var(--transition);
}

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

.advantage-card:hover::before {
    opacity: 1;
}

.advantage-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: 14px;
    color: white;
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.advantage-card:hover .advantage-icon {
    transform: scale(1.1) rotate(5deg);
}

.advantage-card h4 {
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.advantage-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
}

/* ===== Reviews Carousel ===== */
.reviews {
    background: var(--bg-light);
}

.reviews-carousel {
    position: relative;
    overflow: hidden;
}

.reviews-track {
    display: flex;
    gap: 20px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.review-card {
    min-width: 350px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.review-card:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.review-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.review-info h4 {
    margin-bottom: 2px;
}

.review-city {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.review-text {
    color: var(--text-secondary);
    line-height: 1.7;
    font-style: italic;
}

.review-rating {
    display: flex;
    gap: 5px;
    margin-top: 15px;
}

.star {
    color: var(--warning);
}

.carousel-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--bg-white);
    border: 1px solid var(--border);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: scale(1.1);
}

/* ===== FAQ ===== */
.faq {
    background: var(--bg-white);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 15px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

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

.faq-question {
    width: 100%;
    padding: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
}

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

.faq-question svg {
    transition: var(--transition);
    flex-shrink: 0;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 20px 20px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-question {
    width: 100%;
    padding: 20px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
}

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

/* ===== When Needed ===== */
.when-needed {
    background: var(--bg-light);
}

.when-needed-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.when-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 25px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.when-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 45, 85, 0.05) 0%, rgba(255, 149, 0, 0.05) 100%);
    opacity: 0;
    transition: var(--transition);
}

.when-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: var(--shadow-hover);
}

.when-card:hover::before {
    opacity: 1;
}

.when-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FF2D55 0%, #FF9500 100%);
    border-radius: 14px;
    color: white;
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.when-card:hover .when-icon {
    transform: scale(1.1) rotate(-5deg);
}

.when-card h4 {
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}

.when-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
}

/* ===== Price Section ===== */
.price-section {
    background: var(--bg-white);
}

.price-table {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

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

.price-row:hover {
    background: rgba(0, 0, 0, 0.02);
}

.price-row span:first-child {
    color: var(--text-secondary);
}

.price-value {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.1rem;
}

/* ===== Contacts ===== */
.contacts {
    background: var(--bg-light);
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-hover);
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: 14px;
    color: white;
}

.contact-card h4 {
    margin-bottom: 10px;
}

.contact-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.contact-form-section {
    margin-top: 40px;
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow);
}

.contact-form h3 {
    margin-bottom: 25px;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-white);
    border-top: 1px solid var(--border);
    padding: 40px 0;
}

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

.footer-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-info p {
    margin-bottom: 5px;
}

.footer-info p {
    margin-bottom: 5px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

/* ===== Floating Call Button ===== */
.floating-call-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 30px rgba(0, 122, 255, 0.5);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 8px 30px rgba(0, 122, 255, 0.5);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 8px 40px rgba(0, 122, 255, 0.8);
        transform: scale(1.05);
    }
}

.floating-call-btn:hover {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 12px 40px rgba(0, 122, 255, 0.8);
}

/* ===== Modal ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    transform: scale(0.9) translateY(20px);
    transition: var(--transition);
    z-index: 10;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-light);
    border: 1px solid var(--border);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--accent);
    color: white;
    transform: rotate(90deg);
}

.modal h3 {
    margin-bottom: 15px;
    text-align: center;
}

.modal p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    text-align: center;
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-form input {
    padding: 14px 20px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-white);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.modal-form input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.15);
}

.modal-form input::placeholder {
    color: var(--text-secondary);
}

.modal-form .btn {
    width: 100%;
    justify-content: center;
}

/* ===== Auto Modal ===== */
.auto-modal {
    background: rgba(0, 0, 0, 0.95);
}

.auto-modal .modal-content {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: slideIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ===== Scroll Animations ===== */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

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

/* ===== Mobile Menu ===== */
@media (max-width: 968px) {
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 30px 20px;
        gap: 20px;
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition);
        border-bottom: 1px solid var(--border);
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-link {
        font-size: 1.1rem;
        width: 100%;
        text-align: center;
        padding: 10px 0;
    }

    .burger {
        display: flex;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .services-grid,
    .advantages-grid,
    .when-needed-grid,
    .contacts-grid {
        grid-template-columns: 1fr;
    }

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

    .inline-form {
        flex-direction: column;
    }

    .inline-form input {
        width: 100%;
    }

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

    .floating-call-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }

    section {
        padding: 60px 0;
    }

    .service-form,
    .contact-form {
        padding: 25px;
    }

    .auto-modal .modal-content {
        padding: 30px 20px;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .price-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }

    .price-value {
        font-size: 1rem;
    }
}

/* ===== Success Message ===== */
.success-message {
    position: fixed;
    top: 100px;
    right: 20px;
    background: var(--success);
    color: white;
    padding: 15px 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    z-index: 3000;
    opacity: 0;
    transform: translateX(100px);
    transition: var(--transition);
}

.success-message.show {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Loading Spinner ===== */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}