/* ==========================================================================
   StalMax.com.ua — Core Design System & Global Styles
   ========================================================================== */

:root {
    --primary: #d32f2f;
    --primary-dark: #b71c1c;
    --primary-light: #ef5350;
    --secondary: #1e293b;
    --secondary-dark: #0f172a;
    --secondary-light: #334155;
    --accent: #f59e0b;
    --accent-dark: #d97706;
    
    --bg-main: #f8fafc;
    --bg-surface: #ffffff;
    --bg-muted: #f1f5f9;
    --bg-dark: #0f172a;
    
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --border-focus: #d32f2f;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    --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 -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.12), 0 10px 10px -5px rgba(0,0,0,0.04);
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --container-max: 1240px;
}

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

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

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button, input, textarea {
    font-family: inherit;
    font-size: inherit;
}

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

.text-center {
    text-align: center;
}

/* Section Header */
.section-header {
    margin-bottom: 45px;
}

.section-tag {
    display: inline-block;
    background: rgba(211, 47, 47, 0.1);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 12px;
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--secondary-dark);
    margin-bottom: 12px;
    line-height: 1.25;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
    max-width: 680px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
    line-height: 1.2;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-white);
    box-shadow: 0 4px 14px rgba(211, 47, 47, 0.35);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: 0 6px 20px rgba(211, 47, 47, 0.45);
    transform: translateY(-2px);
}

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

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

.btn-accent {
    background-color: var(--accent);
    color: #000;
    font-weight: 700;
}

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

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

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

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

.btn-outline-secondary:hover {
    border-color: var(--secondary);
    background-color: var(--bg-muted);
}

.btn-outline-white {
    background-color: transparent;
    border-color: rgba(255,255,255,0.4);
    color: var(--text-white);
}

.btn-outline-white:hover {
    border-color: #fff;
    background-color: rgba(255,255,255,0.1);
}

.btn-lg {
    padding: 15px 30px;
    font-size: 1.05rem;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* Header */
.site-header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-img {
    height: 48px;
    width: auto;
}

.logo-slogan {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.1;
}

.brand-subtitle {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.header-nav .nav-list {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-weight: 600;
    color: var(--secondary);
    font-size: 0.95rem;
    padding: 8px 0;
    position: relative;
}

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

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

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

.header-contacts {
    display: flex;
    align-items: center;
    gap: 18px;
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: var(--secondary-dark);
    font-size: 1.05rem;
}

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

.phone-icon {
    color: var(--primary);
    font-size: 1.1rem;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background-color: var(--secondary);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    padding: 60px 0 70px;
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    border-bottom: 1px solid var(--border-color);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 50px;
    align-items: center;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(211, 47, 47, 0.1);
    color: var(--primary);
    font-weight: 700;
    font-size: 0.85rem;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 18px;
}

.hero-title {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary-dark);
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 25px;
    line-height: 1.6;
}

.hero-features-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 35px;
}

.hero-feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--secondary);
}

.hero-feature-item i {
    color: #10b981;
    font-size: 1.2rem;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.hero-visual {
    position: relative;
}

.hero-image-card {
    background: var(--bg-surface);
    padding: 16px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.hero-img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    object-position: center 48%;
    border-radius: var(--radius-md);
}

.hero-badge {
    position: absolute;
    bottom: 28px;
    left: 28px;
    right: 28px;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    color: #fff;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.15);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.badge-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 700;
}

.badge-model {
    font-weight: 600;
    font-size: 1rem;
}

/* Features Section */
.features-section {
    padding: 80px 0;
    background-color: var(--bg-surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--bg-main);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.feature-icon-wrapper {
    width: 56px;
    height: 56px;
    background: rgba(211, 47, 47, 0.1);
    color: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.feature-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--secondary-dark);
    margin-bottom: 10px;
}

.feature-text {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Delivery Section */
.delivery-section {
    padding: 60px 0 80px;
}

.delivery-card {
    background: linear-gradient(135deg, var(--secondary-dark) 0%, #1e293b 100%);
    border-radius: var(--radius-lg);
    padding: 50px;
    color: #fff;
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 50px;
    box-shadow: var(--shadow-xl);
}

.delivery-tag {
    color: var(--accent);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    display: inline-block;
}

.delivery-title {
    font-family: 'Poppins', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 35px;
}

.steps-timeline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.step-item {
    display: flex;
    gap: 16px;
}

.step-num {
    font-family: 'Poppins', sans-serif;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.step-desc h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
}

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

.step-desc a {
    color: #fff;
    text-decoration: underline;
}

.delivery-cta-box {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 35px;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 16px;
    text-align: center;
}

.delivery-cta-box h3 {
    font-size: 1.3rem;
    font-weight: 700;
}

.delivery-cta-box p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

/* Contacts Section */
.contacts-section {
    padding: 80px 0;
    background-color: var(--bg-surface);
}

.contacts-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contacts-desc {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 30px;
}

.contact-items-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 35px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: rgba(211, 47, 47, 0.1);
    color: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.contact-val {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--secondary-dark);
}

.contact-val.highlight {
    font-size: 1.3rem;
    color: var(--primary);
}

.download-box {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.download-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.pdf-icon {
    font-size: 2.2rem;
    color: var(--primary);
}

.download-info strong {
    display: block;
    font-size: 0.95rem;
    color: var(--secondary-dark);
}

.download-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Google Maps Section */
.map-section-wrapper {
    margin-top: 50px;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-md);
}

.map-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.map-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--secondary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.map-title i {
    color: var(--primary);
}

.google-map-container {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
    background-color: var(--bg-muted);
}

.google-map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

/* Contacts Form */
.contacts-form-box {
    background: var(--bg-main);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.form-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.form-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--secondary);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: #fff;
    color: var(--text-main);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.15);
}

.form-response {
    margin-top: 15px;
    font-size: 0.95rem;
    font-weight: 600;
}

.form-response.success {
    color: #059669;
    padding: 10px;
    background: #ecfdf5;
    border-radius: var(--radius-sm);
    border: 1px solid #a7f3d0;
}

.form-response.error {
    color: #dc2626;
    padding: 10px;
    background: #fef2f2;
    border-radius: var(--radius-sm);
    border: 1px solid #fecaca;
}

/* Footer */
.site-footer {
    background-color: var(--secondary-dark);
    color: var(--text-light);
    padding: 70px 0 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-container {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1.2fr;
    gap: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo-img {
    height: 44px;
    width: auto;
    background-color: #fff;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.footer-brand {
    font-family: 'Poppins', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: #fff;
}

.footer-text {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-copyright {
    font-size: 0.8rem;
    color: #64748b;
}

.footer-heading {
    font-family: 'Poppins', sans-serif;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 18px;
}

.footer-nav-list li, .footer-models-list li {
    margin-bottom: 10px;
}

.footer-nav-list a, .footer-models-list a {
    font-size: 0.9rem;
    color: var(--text-light);
    transition: var(--transition);
}

.footer-nav-list a:hover, .footer-models-list a:hover {
    color: var(--primary-light);
    padding-left: 4px;
}

.footer-contacts p {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.footer-contacts i {
    color: var(--primary-light);
}

.footer-contacts a {
    color: #fff;
    font-weight: 600;
}

/* Floating Call Button */
.floating-call-btn {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
}

.call-fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #10b981;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 18px rgba(16, 185, 129, 0.5);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.call-fab:hover {
    transform: scale(1.1);
    background-color: #059669;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    padding: 20px;
}

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

.modal-dialog {
    background: #fff;
    width: 100%;
    max-width: 500px;
    border-radius: var(--radius-lg);
    padding: 35px;
    position: relative;
    box-shadow: var(--shadow-xl);
    transform: translateY(20px);
    transition: var(--transition);
}

.modal-overlay.active .modal-dialog {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

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

.modal-header {
    margin-bottom: 20px;
}

.modal-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary-dark);
}

.modal-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.selected-door-preview {
    background: var(--bg-muted);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    border-left: 4px solid var(--primary);
}

.door-preview-badge {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.door-preview-title {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--secondary-dark);
}

.door-preview-price {
    font-weight: 700;
    color: var(--primary);
    font-size: 1.05rem;
}

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

/* 404 Section */
.notfound-section {
    padding: 100px 0;
}

.notfound-card {
    background: #fff;
    padding: 60px 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    margin: 0 auto;
}

.notfound-code {
    font-family: 'Poppins', sans-serif;
    font-size: 6rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 10px;
}

.notfound-title {
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.notfound-text {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.notfound-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}