/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
    --bg-primary: #0d0d0d;
    --bg-secondary: #161616;
    --bg-tertiary: #1f1f1f;
    
    --color-primary: #c0392b; /* Vermelho Alfa */
    --color-primary-hover: #e74c3c;
    --color-steel: #7f8c8d; /* Cinza Metálico */
    --color-inox: #dcdde1; /* Inox */
    
    --text-main: #f5f6fa;
    --text-muted: #a0a8b3;
    --text-dark: #2f3640;
    
    --border-color: #2c2c2c;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --shadow-premium: 0 10px 30px rgba(0, 0, 0, 0.5);
    --glow-red: 0 0 15px rgba(192, 57, 43, 0.4);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

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

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

ul {
    list-style: none;
}

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

/* ==========================================================================
   COMMON COMPONENTS
   ========================================================================== */
.section-header {
    margin-bottom: 60px;
}

.section-subtitle {
    color: var(--color-primary);
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 2px;
    display: inline-block;
    margin-bottom: 10px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-main);
}

.header-line {
    width: 60px;
    height: 4px;
    background-color: var(--color-primary);
    margin: 15px auto 0;
    border-radius: 2px;
}

.header-line.left {
    margin: 15px 0 0;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #fff;
    box-shadow: var(--glow-red);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(192, 57, 43, 0.6);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

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

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(13, 13, 13, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.main-header.scrolled {
    padding: 10px 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.8);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1300px;
    margin: 0 auto;
    padding: 15px 24px;
}

.logo-container .logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-main);
}

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

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    padding: 8px 0;
}

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

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

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

.nav-btn {
    background-color: var(--color-primary);
    color: #fff;
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
}

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

.nav-btn::after {
    display: none;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    transition: var(--transition-smooth);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background-image: url('assets/imagens/ABNT e Acessibilidade (Página 1) _ Alfa Corrimão/imgi_36_textura_parede.png');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero-video-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(13, 13, 13, 0.95) 40%, rgba(13, 13, 13, 0.7) 100%);
    z-index: 1;
}

.hero-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
    z-index: 2;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: rgba(192, 57, 43, 0.15);
    border: 1px solid rgba(192, 57, 43, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary-hover);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--text-main);
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(90deg, #fff, #c0392b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 750px;
    margin: 0 auto 40px;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.hero-shapes .shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 1;
    opacity: 0.15;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background-color: var(--color-primary);
    top: -100px;
    right: -100px;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background-color: var(--color-steel);
    bottom: -50px;
    left: -50px;
}

/* ==========================================================================
   DIFERENCIAIS
   ========================================================================== */
.diferenciais-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.diferencial-card {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    border-radius: var(--border-radius-md);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.diferencial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background-color: var(--color-primary);
    transition: var(--transition-smooth);
}

.diferencial-card:hover {
    transform: translateY(-5px);
    border-color: rgba(192, 57, 43, 0.3);
    box-shadow: var(--shadow-premium);
}

.diferencial-card:hover::before {
    height: 100%;
}

.card-icon {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.diferencial-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 12px;
    font-weight: 600;
}

.diferencial-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 300;
}

/* ==========================================================================
   PRODUTOS
   ========================================================================== */
.produtos-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.produtos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.produto-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.produto-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255,255,255,0.1);
    box-shadow: var(--shadow-premium);
}

.produto-img-wrapper {
    height: 240px;
    overflow: hidden;
    position: relative;
}

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

.produto-card:hover .produto-img {
    transform: scale(1.08);
}

.produto-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    position: relative;
}

.produto-content h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    margin-bottom: 15px;
}

.produto-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.produto-tag {
    align-self: flex-start;
    padding: 4px 12px;
    background-color: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

/* ==========================================================================
   PORTFÓLIO / GALERIA
   ========================================================================== */
.obras-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
}

.section-intro {
    text-align: center;
    max-width: 600px;
    margin: 15px auto 0;
    color: var(--text-muted);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 10px 24px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: var(--glow-red);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
}

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

.gallery-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 24px;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.5) 60%, rgba(0,0,0,0) 100%);
    opacity: 0;
    transform: translateY(10px);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.05);
}

.gallery-item:hover .gallery-info {
    opacity: 1;
    transform: translateY(0);
}

.gallery-info h4 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 4px;
}

.gallery-info p {
    font-size: 0.85rem;
    color: var(--color-steel);
}

.zoom-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1rem;
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition-smooth);
}

.gallery-item:hover .zoom-icon {
    opacity: 1;
    transform: scale(1);
}

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-img {
    max-width: 90%;
    max-height: 80vh;
    object-fit: contain;
    border: 3px solid rgba(255,255,255,0.1);
    border-radius: var(--border-radius-sm);
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    font-size: 3rem;
    color: #fff;
    background: transparent;
    border: none;
    cursor: pointer;
    line-height: 1;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.1);
    color: #fff;
    border: none;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

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

.lightbox-prev {
    left: 40px;
}

.lightbox-next {
    right: 40px;
}

.lightbox-caption {
    position: absolute;
    bottom: 40px;
    color: #fff;
    font-size: 1.1rem;
    text-align: center;
    width: 100%;
}

/* ==========================================================================
   QUEM SOMOS & STATS
   ========================================================================== */
.sobre-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.sobre-content p {
    color: var(--text-muted);
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.sobre-content p strong {
    color: var(--text-main);
}

.sobre-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1.1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

.sobre-visual {
    position: relative;
}

.sobre-img-box {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.sobre-img-main {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.sobre-badge {
    position: absolute;
    bottom: 30px;
    left: 30px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 16px 24px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    gap: 15px;
}

.sobre-badge i {
    font-size: 2rem;
    color: var(--color-primary);
}

.sobre-badge span {
    font-weight: 600;
    font-size: 0.95rem;
}

/* ==========================================================================
   GARANTIA
   ========================================================================== */
.garantia-section {
    padding: 40px 0;
    background-color: var(--bg-secondary);
}

.garantia-box {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-left: 5px solid #27ae60; /* Verde de sucesso para segurança */
    padding: 40px;
    border-radius: var(--border-radius-md);
    display: flex;
    gap: 30px;
    align-items: center;
}

.garantia-icon {
    font-size: 3rem;
    color: #27ae60;
}

.garantia-content h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.garantia-content p {
    color: var(--text-muted);
    font-size: 1rem;
}

.garantia-content em {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: block;
    margin-top: 10px;
}

/* ==========================================================================
   NORMAS ABNT
   ========================================================================== */
.normas-section {
    padding: 100px 0;
    background-color: var(--bg-primary);
}

.normas-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.normas-img-wrapper {
    position: relative;
}

.normas-bg-img {
    width: 100%;
    opacity: 0.15;
    border-radius: var(--border-radius-md);
}

.normas-visual-card {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: var(--border-radius-md);
    width: 80%;
    text-align: center;
    box-shadow: var(--shadow-premium);
}

.normas-visual-card i {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.normas-visual-card h4 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.normas-visual-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.normas-visual-card hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 20px 0;
}

.normas-list {
    margin: 30px 0;
}

.normas-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 18px;
    color: var(--text-muted);
}

.normas-list li i {
    color: var(--color-primary);
    margin-top: 5px;
}

.normas-list li strong {
    color: var(--text-main);
}

/* ==========================================================================
   CONTATO / FOOTER
   ========================================================================== */
.contato-section {
    padding: 100px 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.contato-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.contato-details {
    margin-top: 45px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

.detail-icon {
    width: 50px;
    height: 50px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 1.4rem;
}

.detail-text strong {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-bottom: 3px;
}

.detail-text a {
    font-size: 1.25rem;
    font-weight: 700;
}

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

.detail-text span {
    font-size: 1rem;
    color: var(--text-muted);
}

.contato-cta-box {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 50px 40px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-premium);
    position: relative;
}

.contato-cta-box::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--color-primary);
}

.contato-cta-box h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    margin-bottom: 15px;
}

.contato-cta-box p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.cta-tip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 15px;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-credits span {
    color: var(--color-steel);
}

/* WhatsApp Flutuante */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.5);
    z-index: 999;
    transition: var(--transition-smooth);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(5deg);
    background-color: #128c7e;
    box-shadow: 0 8px 20px rgba(0,0,0,0.6);
}

/* ==========================================================================
   RESPONSIVIDADE (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 992px) {
    .sobre-grid, .normas-grid, .contato-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .sobre-visual {
        order: -1;
    }
    
    .normas-img-wrapper {
        display: none;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
}

@media (max-width: 768px) {
    .main-header {
        padding: 10px 0;
    }

    .header-container {
        padding: 10px 18px;
    }

    .logo-img {
        height: 34px;
    }

    .logo-text {
        font-size: 1.25rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-primary);
        z-index: 999;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transform: translateX(-100%);
        transition: var(--transition-smooth);
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 35px;
    }
    
    .nav-link {
        font-size: 1.2rem;
    }
    
    .nav-btn {
        width: 200px;
        text-align: center;
    }
    
    /* Alternar ícone menu */
    .mobile-menu-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2.2rem;
    }

    .hero-section {
        min-height: 680px;
        height: auto;
        padding-top: 130px;
        padding-bottom: 70px;
        align-items: flex-start;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .sobre-stats {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .stat-item {
        width: calc(50% - 10px);
    }
}


/* ======================================================================
   MULTIPAGE STATIC PAGES
   ====================================================================== */
.page-main{padding-top:76px}.page-hero{background:linear-gradient(135deg,rgba(13,13,13,.96),rgba(22,22,22,.88)),url('assets/imagens/ABNT e Acessibilidade (Página 1) _ Alfa Corrimão/imgi_36_textura_parede.png');background-size:cover;background-position:center;padding:90px 0 70px}.page-hero h1{font-family:var(--font-heading);font-size:3rem;line-height:1.1;margin:10px 0 18px}.page-hero p{color:var(--text-muted);max-width:760px;font-size:1.1rem}.service-hero-grid,.info-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}.service-hero-image{border:1px solid var(--border-color);border-radius:var(--border-radius-md);overflow:hidden;background:var(--bg-tertiary)}.service-main-img{width:100%;aspect-ratio:4/3;object-fit:cover}.image-missing{min-height:260px;display:flex;align-items:center;justify-content:center;padding:30px;color:var(--text-muted);text-align:center}.service-section{padding:80px 0;background:var(--bg-primary)}.service-section.alt,.services-link-section{background:var(--bg-secondary)}.service-section h2,.cta-section h2{font-family:var(--font-heading);font-size:2rem;margin-bottom:18px}.service-section p,.legal-content p{color:var(--text-muted);margin-bottom:18px}.check-list li{color:var(--text-muted);margin-bottom:12px;padding-left:22px;position:relative}.check-list li::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--color-primary);position:absolute;left:0;top:10px}.mini-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}.mini-gallery img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:var(--border-radius-md);border:1px solid var(--border-color)}.related-links,.service-link-grid,.footer-links{display:flex;flex-wrap:wrap;gap:12px}.related-links a,.service-link-grid a,.footer-links a{border:1px solid var(--border-color);background:var(--bg-tertiary);color:var(--text-muted);border-radius:var(--border-radius-sm);padding:10px 14px;font-size:.92rem}.related-links a:hover,.service-link-grid a:hover,.footer-links a:hover{color:#fff;border-color:var(--color-primary)}.services-link-section{padding:80px 0}.service-link-grid{justify-content:center}.cta-section{padding:80px 0;background:var(--bg-secondary);text-align:center}.cta-section p{color:var(--text-muted);margin-bottom:26px}.footer-links{justify-content:center;margin-bottom:25px}.legal-content{max-width:850px}@media(max-width:768px){.page-main{padding-top:72px}.page-hero{padding:70px 0 50px}.page-hero h1{font-size:2.15rem}.service-hero-grid,.info-grid{grid-template-columns:1fr;gap:28px}}