:root {
    --primary: #f45d01;
    --primary-hover: #e05500;
    --primary-light: rgba(244, 93, 1, 0.1);
    --text: #333333;
    --text-light: #666666;
    --text-lighter: #999999;
    --border: #e0e0e0;
    --border-light: #f0f0f0;
    --bg-light: #f8f8f8;
    --bg-white: #ffffff;
    --bg-dark: #2c3e50;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 25px rgba(244, 93, 1, 0.15);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-padding: clamp(1rem, 4vw, 2rem);
}

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

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

body {
    font-family: 'Onest', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

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

/* Header & Navigation */
header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
}

.header-scrolled {
    box-shadow: var(--shadow);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 2vw, 1rem);
    flex-shrink: 0;
}

.logo img {
    height: clamp(2.5rem, 6vw, 3.5rem);
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.logo-text {
    font-size: clamp(1.25rem, 4vw, 1.6rem);
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
}

.nav-links {
    display: flex;
    gap: clamp(1rem, 2vw, 2rem);
    list-style: none;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    transition: var(--transition);
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    padding: 0.5rem clamp(0.5rem, 1vw, 1rem);
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--primary-light);
}

.nav-phone {
    display: flex;
    align-items: center;
    padding: clamp(0.4rem, 1vw, 0.5rem) clamp(0.8rem, 1.5vw, 1rem);
    background: var(--primary-light);
    border-radius: 25px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.nav-phone:hover {
    background: rgba(244, 93, 1, 0.15);
    border-color: rgba(244, 93, 1, 0.3);
    transform: translateY(-1px);
}

.nav-phone a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: clamp(0.85rem, 1.5vw, 1rem);
    white-space: nowrap;
}

.nav-phone i {
    color: var(--primary);
}

/* Buttons */
.btn {
    padding: clamp(0.6rem, 1.5vw, 0.75rem) clamp(1rem, 2vw, 1.5rem);
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: clamp(0.85rem, 1.5vw, 1rem);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(244, 93, 1, 0.3);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(244, 93, 1, 0.4);
}

/* Hero Section */
.hero {
    padding: clamp(120px, 20vw, 160px) 0 clamp(60px, 10vw, 80px);
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('assets/images/main-1280x720.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
    text-align: center;
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2rem, 6vw, 3.5rem);
    margin-bottom: clamp(1rem, 3vw, 1.5rem);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin-bottom: clamp(1.5rem, 4vw, 2rem);
    opacity: 0.9;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* About Section */
.about {
    padding: clamp(60px, 10vw, 80px) 0;
    background: var(--bg-white);
}

.about-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr));
    gap: clamp(2rem, 4vw, 3rem);
    align-items: center;
}

.about-image {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

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

.about-content h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: clamp(1rem, 2vw, 1.5rem);
}

.about-content p {
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    margin-bottom: clamp(0.8rem, 1.5vw, 1rem);
    color: var(--text-light);
    line-height: 1.6;
}

/* Features Section - Аккордеон */
.features {
    padding: clamp(60px, 10vw, 80px) 0;
    background: var(--bg-light);
}

.section-title {
    text-align: center;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: clamp(0.5rem, 2vw, 1rem);
}

.section-subtitle {
    text-align: center;
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-light);
    margin-bottom: clamp(2rem, 4vw, 3rem);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    gap: clamp(1rem, 2vw, 1.5rem);
}

.feature-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-light);
    padding: 1.5rem;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    position: relative;
}

.feature-card:hover {
    box-shadow: var(--shadow-hover);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-hover));
    border-radius: var(--radius) var(--radius) 0 0;
    transform: scaleX(0);
    transition: var(--transition);
}

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

.feature-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0;
}

.feature-header-content {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    flex: 1;
}

.feature-icon {
    width: clamp(45px, 6vw, 55px);
    height: clamp(45px, 6vw, 55px);
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    flex-shrink: 0;
}

.feature-header-text {
    flex: 1;
}

.feature-header-text h3 {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.feature-short {
    color: var(--text-light);
    font-size: clamp(0.85rem, 1.5vw, 0.95rem);
    line-height: 1.5;
    margin: 0;
}

.feature-more-btn {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
    font-size: clamp(0.8rem, 1.5vw, 0.9rem);
    height: fit-content;
    margin-left: auto;
}

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

.feature-more-btn .arrow {
    transition: transform 0.3s ease;
}

.feature-more-btn[aria-expanded="true"] .arrow {
    transform: rotate(180deg);
}

.feature-details {
    background: var(--bg-light);
    padding: 1.25rem;
    border-radius: var(--radius-sm);
    margin-top: 1.25rem;
    border-left: 3px solid var(--primary);
    animation: slideDown 0.3s ease-out;
    display: none;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-details-content {
    max-height: 300px;
    overflow-y: auto;
    padding-right: 10px;
}

.feature-details-content::-webkit-scrollbar {
    width: 6px;
}

.feature-details-content::-webkit-scrollbar-track {
    background: var(--border-light);
    border-radius: 3px;
}

.feature-details-content::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 3px;
}

.feature-details p {
    color: var(--text);
    margin-bottom: 0.75rem;
    line-height: 1.6;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
}

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

.feature-list li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: clamp(0.85rem, 1.5vw, 0.95rem);
    line-height: 1.5;
    color: var(--text-light);
}

.feature-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* Аккордеон поведение на десктопе */
@media (min-width: 769px) {
    .feature-card {
        min-height: 160px;
        transition: min-height 0.3s ease;
    }
    
    .feature-card.expanded {
        min-height: 400px;
    }
    
    .feature-card.expanded .feature-details {
        display: block;
    }
}

/* Обычное поведение на мобильных */
@media (max-width: 768px) {
    .feature-card-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .feature-header-content {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }
    
    .feature-icon {
        margin: 0 auto;
    }
    
    .feature-more-btn {
        align-self: center;
        width: 100%;
        justify-content: center;
    }
    
    .feature-details {
        display: none;
    }
    
    .feature-card.active .feature-details {
        display: block;
    }
    
    .feature-details-content {
        max-height: none;
        overflow-y: visible;
    }
}

/* CTA Section */
.cta {
    padding: clamp(60px, 10vw, 80px) 0;
    background: linear-gradient(135deg, var(--primary) 0%, #f68b1f 100%);
    color: white;
}

.cta-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: clamp(1.5rem, 3vw, 2rem);
    align-items: center;
}

.cta-text h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: clamp(0.75rem, 1.5vw, 1rem);
    line-height: 1.3;
}

.cta-text p {
    font-size: clamp(1rem, 2vw, 1.2rem);
    opacity: 0.9;
    line-height: 1.5;
}

.cta-button {
    display: flex;
    justify-content: flex-end;
}

/* Form Section */
.form-section {
    padding: clamp(60px, 10vw, 80px) 0;
    background: var(--bg-white);
}

.form-container {
    background: var(--bg-white);
    padding: clamp(1.5rem, 3vw, 3rem);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    max-width: min(800px, 95%);
    margin: 0 auto;
    border: 1px solid var(--border-light);
}

.form-title {
    text-align: center;
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    margin-bottom: 0.5rem;
}

.form-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
    gap: clamp(1rem, 2vw, 1.5rem);
}

.form-group {
    margin-bottom: clamp(1rem, 2vw, 1.5rem);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
}

.form-control {
    width: 100%;
    padding: clamp(0.6rem, 1.5vw, 0.75rem) clamp(0.8rem, 1.5vw, 1rem);
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    transition: var(--transition);
    font-family: inherit;
    background: var(--bg-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(244, 93, 1, 0.1);
}

.form-textarea {
    min-height: clamp(100px, 20vw, 120px);
    resize: vertical;
    line-height: 1.5;
}

.radio-group {
    display: flex;
    gap: clamp(1rem, 2vw, 1.5rem);
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
}

.radio-label input {
    margin: 0;
    transform: scale(1.2);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    line-height: 1.4;
}

.checkbox-label input {
    margin-top: 0.2rem;
    transform: scale(1.2);
    flex-shrink: 0;
}

.form-link {
    color: var(--primary);
    font-weight: 500;
}

.form-link:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    background: var(--bg-dark);
    color: white;
    padding: clamp(2rem, 5vw, 3rem) 0 clamp(1.5rem, 3vw, 2rem);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
    gap: clamp(2rem, 4vw, 3rem);
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 2vw, 1rem);
    margin-bottom: clamp(0.75rem, 1.5vw, 1rem);
}

.footer-logo img {
    height: clamp(3rem, 8vw, 4.3rem);
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.company-name {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    font-weight: 600;
}

.footer-description {
    color: #bdc3c7;
    line-height: 1.6;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
}

.footer-title {
    color: var(--primary);
    margin-bottom: clamp(0.75rem, 1.5vw, 1rem);
    font-size: clamp(1rem, 2vw, 1.2rem);
}

.footer-contacts {
    list-style: none;
}

.footer-contacts li {
    margin-bottom: clamp(0.5rem, 1vw, 0.8rem);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: #bdc3c7;
    font-size: clamp(0.85rem, 1.5vw, 0.95rem);
    line-height: 1.4;
}

.footer-contacts i {
    margin-top: 0.1rem;
    flex-shrink: 0;
}

.footer-contacts a {
    color: #bdc3c7;
    transition: var(--transition);
}

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

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: clamp(0.5rem, 1vw, 0.8rem);
}

.footer-links a {
    color: #bdc3c7;
    transition: var(--transition);
    font-size: clamp(0.85rem, 1.5vw, 0.95rem);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: clamp(1rem, 2vw, 2rem);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 1rem;
}

.copyright {
    color: #bdc3c7;
    font-size: clamp(0.8rem, 1.5vw, 0.9rem);
    text-align: center;
    flex: 1;
    min-width: 200px;
}

.footer-social {
    display: flex;
    gap: clamp(0.75rem, 1.5vw, 1rem);
}

.footer-social a {
    color: #bdc3c7;
    font-size: clamp(1rem, 2vw, 1.2rem);
    transition: var(--transition);
    padding: 0.5rem;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
}

.footer-social a:hover {
    color: var(--primary);
    background: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

/* Floating Phone */
.floating-phone {
    position: fixed;
    bottom: clamp(20px, 5vw, 40px);
    right: clamp(20px, 5vw, 40px);
    z-index: 10000;
}

.phone-icon {
    width: clamp(60px, 10vw, 70px);
    height: clamp(60px, 10vw, 70px);
    background: linear-gradient(135deg, var(--primary), #ff7b33);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(244, 93, 1, 0.4);
    transition: var(--transition);
    position: relative;
    animation: float 3s ease-in-out infinite;
}

.phone-icon:hover {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 12px 35px rgba(244, 93, 1, 0.6);
    animation: none;
}

.phone-icon i {
    color: white;
    font-size: clamp(1.5rem, 3vw, 1.8rem);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text);
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    z-index: 1001;
}

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

.mobile-menu-btn.active {
    color: var(--primary);
    background: var(--primary-light);
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-white);
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    padding-top: 80px;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
}

.mobile-nav-links li {
    border-bottom: 1px solid var(--border-light);
}

.mobile-nav-links a {
    display: block;
    padding: 1.25rem var(--container-padding);
    font-weight: 500;
    font-size: 1.1rem;
    transition: var(--transition);
}

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

.mobile-menu-button-item {
    border-bottom: 1px solid var(--border-light);
    padding: 0;
}

.mobile-menu-btn-link {
    display: flex !important;
    justify-content: center;
    align-items: center;
    background: var(--primary) !important;
    color: white !important;
    font-weight: 600 !important;
    font-size: 1.1rem !important;
    padding: 1.25rem !important;
    margin: 0 !important;
    border-radius: 0 !important;
    text-align: center;
    transition: var(--transition) !important;
}

.mobile-menu-btn-link:hover {
    background: var(--primary-hover) !important;
    color: white !important;
    transform: none !important;
}

/* Phone Modal for Desktop */
.phone-modal {
    position: fixed;
    bottom: 125px;
    right: 40px;
    width: 320px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
    padding: 25px;
    z-index: 9999;
    display: none;
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid var(--border-light);
}

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

.phone-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-light);
}

.phone-modal-header h5 {
    margin: 0;
    font-weight: 600;
    font-size: 1.1rem;
}

.phone-modal-close {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border-radius: 50%;
}

.phone-modal-close:hover {
    color: var(--primary);
    background: var(--primary-light);
}

.phone-modal-number {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.3rem;
    text-decoration: none;
    padding: 15px;
    background: var(--bg-light);
    border-radius: 15px;
    transition: var(--transition);
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.phone-modal-number:hover {
    background: var(--primary-light);
    color: var(--primary);
    transform: translateX(-3px);
    border-color: var(--primary);
}

.phone-modal-number i {
    color: var(--primary);
    font-size: 1.2rem;
}

.phone-modal-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.phone-modal-info div {
    display: flex;
    align-items: center;
    gap: 12px;
}

.phone-modal-info i {
    color: var(--primary);
    width: 16px;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .cta-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cta-button {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-phone,
    .nav-button {
        display: none !important;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .copyright {
        order: 2;
    }
    
    .footer-social {
        order: 1;
    }
    
    .phone-modal {
        display: none !important;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .form-container {
        padding: 1.25rem;
    }
    
    .radio-group {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .floating-phone {
        bottom: 15px;
        right: 15px;
    }
    
    .phone-icon {
        width: 55px;
        height: 55px;
    }
    
    .phone-icon i {
        font-size: 1.3rem;
    }
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading Spinner */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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