/* 
  FIBRAMAR - DESIGN SYSTEM & LAYOUT CSS
  Vanilla CSS Moderno com suporte a HSL, CSS Grid, Flexbox e Glassmorphism
*/

/* --- Google Fonts & Resets --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette (HSL Tailored) - Azul Corporativo */
    --h-primary: 221; /* Royal Blue */
    --s-primary: 83%;
    --l-primary: 46%;
    
    --primary: hsl(var(--h-primary), var(--s-primary), var(--l-primary));
    --primary-hover: hsl(var(--h-primary), var(--s-primary), calc(var(--l-primary) - 8%));
    --primary-light: hsl(var(--h-primary), var(--s-primary), 96%);
    --primary-glow: hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.12);
    
    --dark: hsl(222, 47%, 11%);        /* Slate 900 */
    --dark-light: hsl(222, 47%, 17%);  /* Slate 800 */
    --dark-border: hsl(222, 30%, 25%);
    
    --light: hsl(210, 40%, 98%);       /* Slate 50 */
    --light-accent: hsl(210, 40%, 95%); /* Slate 100 */
    --light-border: hsl(210, 30%, 90%); /* Slate 200 */
    
    --white: #ffffff;
    
    --text: hsl(217, 33%, 26%);        /* Slate 700 */
    --text-muted: hsl(215, 20%, 50%);  /* Slate 500 */
    --text-light: hsl(210, 40%, 98%);
    
    --success: hsl(142, 70%, 45%);     /* Green */
    
    /* Layout Tokens */
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 2px 8px -1px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 12px 24px -4px rgba(15, 23, 42, 0.12), 0 4px 12px -2px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 24px 48px -12px rgba(15, 23, 42, 0.18);
    --shadow-glow: 0 0 20px 2px hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.3);
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    --header-height: 80px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

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

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    border: none;
    background: none;
    outline: none;
}

button {
    cursor: pointer;
}

/* --- Layout Utilities --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.text-center { text-align: center; }
.text-white { color: var(--white) !important; }

.section-header {
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 38px;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-description {
    color: var(--text-muted);
    font-size: 18px;
}

.section-divider {
    width: 80px;
    height: 4px;
    background-color: var(--primary);
    margin: 20px auto 0;
    border-radius: var(--radius-full);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 8px 20px -4px hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.4);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--white);
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
    border-radius: var(--radius-sm);
}

.btn-block {
    width: 100%;
    padding: 16px;
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 6px 16px;
    background-color: var(--primary-glow);
    color: var(--primary);
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--radius-full);
    border: 1px solid hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.15);
}

/* --- Header / Navigation --- */
.header {
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--light-border);
    transition: var(--transition-normal);
}

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

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

.logo {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.5px;
}

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

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    padding: 8px 0;
}

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

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    z-index: 1001;
}

.mobile-nav-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--dark);
    border-radius: var(--radius-full);
    transition: var(--transition-normal);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    padding-top: calc(var(--header-height) + 60px);
    padding-bottom: 100px;
    background: radial-gradient(circle at 10% 20%, rgb(239, 246, 245) 0%, rgb(255, 255, 255) 90%);
    overflow: hidden;
}

.hero-bg-overlay {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.08) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
    border-radius: var(--radius-full);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-content .badge {
    margin-bottom: 20px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 56px;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-title .highlight {
    color: var(--primary);
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 520px;
}

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

.hero-actions .btn-secondary {
    color: var(--primary);
    border-color: hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.3);
}

.hero-actions .btn-secondary:hover {
    background-color: var(--primary-light);
    border-color: var(--primary);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-card-glass {
    position: relative;
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: var(--transition-slow);
    max-width: 460px;
    width: 100%;
}

.hero-card-glass:hover {
    transform: translateY(-8px) rotate(1deg);
    box-shadow: 0 32px 64px -16px rgba(15, 23, 42, 0.25);
}

.hero-product-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.hero-floating-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--light-border);
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(10px);
    animation: floating 4s ease-in-out infinite;
}

.badge-icon {
    font-size: 24px;
}

.badge-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 14px;
    color: var(--dark);
}

.badge-desc {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
}

/* Floating Animation */
@keyframes floating {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* --- Diferenciais Section (Specs) --- */
.specs {
    padding: 100px 0;
    background-color: var(--light);
    border-top: 1px solid var(--light-border);
    border-bottom: 1px solid var(--light-border);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.spec-card {
    background-color: var(--white);
    border: 1px solid var(--light-border);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.spec-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.3);
}

.spec-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.spec-card-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.spec-card-desc {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
}

/* --- Catálogo Section --- */
.catalog-section {
    padding: 100px 0;
    background-color: var(--white);
}

.catalog-tabs {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.tab-btn {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    background-color: var(--light-accent);
    color: var(--text-muted);
    border: 1px solid var(--light-border);
    transition: var(--transition-normal);
}

.tab-btn:hover {
    color: var(--dark);
    background-color: var(--light-border);
}

.tab-btn.active {
    background-color: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    box-shadow: 0 4px 12px -2px hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.3);
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* Card do Produto */
.product-card {
    background-color: var(--white);
    border: 1px solid var(--light-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.3);
}

.product-img-wrapper {
    position: relative;
    background-color: var(--light);
    height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

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

.product-tag {
    position: absolute;
    top: 16px;
    left: 16px;
    background-color: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--light-border);
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 700;
    border-radius: var(--radius-full);
    color: var(--primary);
    text-transform: uppercase;
    backdrop-filter: blur(10px);
}

.product-info {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.3;
}

.product-desc {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 20px;
    flex-grow: 1;
}

/* Configurador */
.product-config {
    border-top: 1px solid var(--light-border);
    padding-top: 16px;
    margin-bottom: 20px;
}

.config-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.config-item:last-child {
    margin-bottom: 0;
}

.config-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
}

.color-dots {
    display: flex;
    gap: 8px;
}

.color-dot {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
    transition: var(--transition-fast);
}

.color-dot:hover {
    transform: scale(1.2);
}

.color-dot.active {
    border-color: var(--primary);
    transform: scale(1.1);
}

.size-select {
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
    background-color: var(--light);
    border: 1px solid var(--light-border);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.size-select:hover {
    border-color: var(--primary);
}

/* --- Sobre Nós Section --- */
.about-section {
    padding: 100px 0;
    background-color: var(--light);
    border-top: 1px solid var(--light-border);
    border-bottom: 1px solid var(--light-border);
}

.about-grid {
    display: grid;
    grid-template-columns: 11fr 12fr;
    gap: 80px;
    align-items: center;
}

.about-visual {
    display: flex;
    justify-content: center;
}

.about-image-wrapper {
    position: relative;
    max-width: 480px;
    width: 100%;
}

.about-img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-experience-badge {
    position: absolute;
    top: -24px;
    right: -24px;
    background-color: var(--primary);
    color: var(--white);
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.2);
}

.exp-number {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 4px;
}

.exp-text {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.about-content .section-title {
    margin-bottom: 24px;
}

.about-text-p {
    color: var(--text-muted);
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-text-p strong {
    color: var(--dark);
}

/* Timeline */
.timeline {
    margin-top: 40px;
    border-left: 2px solid var(--light-border);
    padding-left: 24px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.timeline-item {
    position: relative;
}

.timeline-dot {
    position: absolute;
    left: -31px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background-color: var(--primary);
    border: 2px solid var(--white);
    box-shadow: 0 0 0 4px var(--primary-light);
}

.timeline-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.timeline-desc {
    font-size: 14px;
    color: var(--text-muted);
}

/* --- Seção de Contato B2B --- */
.contact-section {
    padding: 100px 0;
    background-color: var(--dark);
    position: relative;
    overflow: hidden;
}

.contact-section::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, hsla(var(--h-primary), var(--s-primary), var(--l-primary), 0.1) 0%, transparent 70%);
    pointer-events: none;
    border-radius: var(--radius-full);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.contact-info {
    color: var(--white);
}

.contact-desc {
    color: hsl(210, 40%, 80%);
    font-size: 16px;
    margin-bottom: 40px;
    max-width: 500px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-detail-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.detail-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background-color: var(--dark-light);
    border: 1px solid var(--dark-border);
    color: var(--primary);
}

.detail-label {
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.detail-value {
    font-size: 15px;
    color: hsl(210, 40%, 90%);
}

.detail-value a {
    color: inherit;
}

.detail-value a:hover {
    color: var(--primary);
}

.contact-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-lg);
}

.contact-card-title {
    font-family: var(--font-heading);
    font-size: 26px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.contact-card-subtitle {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 32px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
}

.form-group input, .form-group select {
    background-color: var(--light);
    border: 1px solid var(--light-border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    font-size: 14px;
    color: var(--dark);
    transition: var(--transition-fast);
}

.form-group input::placeholder {
    color: hsl(215, 15%, 70%);
}

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

.form-status {
    font-size: 13px;
    font-weight: 600;
    margin-top: 10px;
    text-align: center;
    display: none;
}

.form-status.success {
    color: var(--success);
    display: block;
}

.form-status.error {
    color: hsl(350, 70%, 45%);
    display: block;
}

/* --- Footer --- */
.footer {
    background-color: hsl(222, 47%, 7%);
    color: hsl(210, 40%, 75%);
    padding: 80px 0 40px;
    border-top: 1px solid var(--dark-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 60px;
}

.footer-logo {
    color: var(--white);
    margin-bottom: 20px;
    display: inline-block;
}

.footer-desc {
    font-size: 13px;
    line-height: 1.5;
    margin-bottom: 12px;
    color: hsl(210, 40%, 80%);
}

.footer-motto {
    font-size: 14px;
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.social-icons {
    display: flex;
    gap: 12px;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background-color: var(--dark-light);
    color: hsl(210, 40%, 85%);
    border: 1px solid var(--dark-border);
}

.social-icon:hover {
    background-color: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    transform: translateY(-3px);
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 24px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: hsl(210, 40%, 75%);
}

.footer-links a:hover {
    color: var(--primary);
    padding-left: 4px;
}

.footer-contact-info {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 12px;
}

.footer-contact-info:last-child {
    margin-bottom: 0;
}

.footer-bottom {
    border-top: 1px solid var(--dark-border);
    padding-top: 30px;
    display: flex;
    justify-content: center;
    font-size: 13px;
    color: var(--text-muted);
}

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 46px;
    }
    
    .specs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .catalog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .header-cta {
        display: none;
    }
    
    .mobile-nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        padding-top: 60px;
        gap: 30px;
        transition: var(--transition-normal);
        border-top: 1px solid var(--light-border);
    }
    
    .nav-menu.open {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 30px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .catalog-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-card {
        padding: 30px 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}