/* ========================================
   CENTRAL DA ODONTOLOGIA - STYLE.CSS
   Estilos Base e Variáveis Globais - LIGHT MODE
   ======================================== */

:root {
    /* Cores Primárias */
    --coral: #E86C4A;
    --verde: #2C9B4B;
    --preto: #FFFFFF;
    --preto-suave: #F8F9FA;
    --branco: #1a1a1a;
    --cinza-texto: #666666;
    
    /* Cores Secundárias */
    --cinza-claro: #F5F5F5;
    --cinza-escuro: #E0E0E0;
    --cinza-medio: #D5D5D5;
    
    /* Transições */
    --transition: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.3);
    
    /* Espaçamento */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
}

/* ========================================
   RESET E CONFIGURAÇÕES GLOBAIS
   ======================================== */

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

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

body {
    font-family: 'Montserrat', sans-serif;
    background-color: #FFFFFF;
    color: #1a1a1a;
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

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

ul, ol {
    list-style: none;
}

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

/* ========================================
   CONTAINER E LAYOUT
   ======================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-2xl) 0;
}

/* ========================================
   TIPOGRAFIA
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: #1a1a1a;
}

h1 {
    font-size: clamp(2rem, 8vw, 3.5rem);
}

h2 {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
}

h3 {
    font-size: clamp(1.3rem, 4vw, 1.8rem);
}

p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: #666666;
}

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

.text-muted {
    color: #999999;
}

/* ========================================
   BOTÕES
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    border: none;
    width: fit-content;
    position: relative;
    overflow: hidden;
    min-height: 48px;
    touch-action: manipulation;
}

@media (max-width: 480px) {
    .btn {
        min-height: 44px;
        padding: 12px 20px;
    }
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    z-index: -1;
}

.btn:hover::before {
    left: 0;
}

.btn-coral {
    background-color: var(--coral);
    color: var(--branco);
}

.btn-coral:hover {
    background-color: #ff7d5a;
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(232, 108, 74, 0.4);
}

.btn-verde {
    background-color: var(--verde);
    color: #FFFFFF;
}

.btn-verde:hover {
    background-color: #35bd5b;
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(44, 155, 75, 0.4);
}

.btn-whatsapp {
    background-color: #25D366;
    color: #FFFFFF;
}

.btn-whatsapp:hover {
    background-color: #1da851;
    transform: scale(1.05);
}

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

.btn-outline:hover {
    background-color: var(--coral);
    color: #FFFFFF;
}

/* ========================================
   HEADER E NAVEGAÇÃO
   ======================================== */

header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(232, 108, 74, 0.1);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

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

.logo {
    font-size: 1.1rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.5px;
    color: #1a1a1a;
}

.logo i {
    color: var(--coral);
    font-size: 1.5rem;
}

.logo strong {
    color: var(--coral);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    color: #333333;
}

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

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

.nav-links a:hover {
    color: var(--coral);
}

.header-btn-desktop {
    display: flex;
    gap: var(--spacing-sm);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.9) 100%), 
                url('../img/hero/hero-bg.webp') center/cover;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(255, 255, 255, 0.3) 100%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease-out;
    color: #1a1a1a;
}

.hero .subtitle {
    font-size: clamp(1rem, 4vw, 1.3rem);
    color: #666666;
    margin-bottom: var(--spacing-lg);
    padding: 0 var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero .highlight {
    font-size: clamp(1.2rem, 5vw, 1.8rem);
    color: var(--coral);
    font-weight: 700;
    margin-bottom: var(--spacing-2xl);
    display: block;
    padding: 0 var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-btns {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    padding: 0 var(--spacing-md);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

/* ========================================
   SEÇÕES GERAIS
   ======================================== */

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding: 0 var(--spacing-md);
}

.section-title h2 {
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
    color: #1a1a1a;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(to right, var(--coral), var(--verde));
    border-radius: 2px;
}

.section-title p {
    color: #666666;
    font-size: 1.1rem;
}

/* ========================================
   GALERIA
   ======================================== */

.gallery-section {
    padding: var(--spacing-2xl) 0;
    background-color: #F8F9FA;
}

.gallery-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.main-img-display {
    width: 100%;
    max-width: 900px;
    aspect-ratio: 16/9;
    height: auto;
    border-radius: 15px;
    overflow: hidden;
    border: 2px solid rgba(232, 108, 74, 0.2);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #F5F5F5 0%, #EEEEEE 100%);
}

.main-img-display img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.4s ease;
}

.img-selector {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    padding: var(--spacing-md) var(--spacing-xs);
    width: 100%;
    justify-content: flex-start;
    scrollbar-width: thin;
    scrollbar-color: var(--cinza-escuro) transparent;
}

.img-selector::-webkit-scrollbar {
    height: 6px;
}

.img-selector::-webkit-scrollbar-track {
    background: transparent;
}

.img-selector::-webkit-scrollbar-thumb {
    background: var(--cinza-escuro);
    border-radius: 3px;
}

.thumb {
    width: 80px;
    height: 60px;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    flex-shrink: 0;
    object-fit: cover;
}

.thumb:hover {
    border-color: var(--cinza-medio);
}

.thumb.active {
    border-color: var(--coral);
    transform: scale(1.05);
}

/* ========================================
   SERVIÇOS
   ======================================== */

.services {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-lg);
    align-items: stretch;
}

/* Suporte para carrossel em devices pequenos */
@supports (display: grid) {
    @media (max-width: 768px) {
        .services-grid {
            display: flex;
            grid-template-columns: unset;
        }
    }
}

.service-card {
    background-color: #FFFFFF;
    padding: var(--spacing-lg);
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(232, 108, 74, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    justify-content: space-between;
    min-height: 260px;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(44, 155, 75, 0.1) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition);
    z-index: 0;
}

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

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

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-card i {
    font-size: 2.5rem;
    color: var(--verde);
    margin-bottom: var(--spacing-md);
    transition: var(--transition);
}

.service-card:hover i {
    transform: scale(1.2) rotate(10deg);
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
    color: #1a1a1a;
}

.service-card p {
    font-size: 0.95rem;
    color: #666666;
    margin-bottom: var(--spacing-md);
}

.service-card .btn {
    margin-top: auto;
}

/* ========================================
   DEPOIMENTOS
   ======================================== */

.testimonials-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
}

/* Lightbox / Modal para imagens */
.image-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 24px;
}

.image-modal-overlay img {
    max-width: 100%;
    max-height: 100%;
    border-radius: 8px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
    transform: translateY(0);
}

.image-modal-overlay .close-btn {
    position: absolute;
    top: 18px;
    right: 18px;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: #111;
}

.testimonials-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.testimonials-selector {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.testimonial-img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--transition);
    object-fit: cover;
}

.testimonial-img:hover {
    border-color: var(--coral);
    transform: scale(1.05);
}

.testimonial-img.active {
    border-color: var(--coral);
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(232, 108, 74, 0.4);
}

.testimonial-card {
    background: linear-gradient(135deg, #FFFFFF 0%, #F8F9FA 100%);
    padding: var(--spacing-2xl);
    border-radius: 20px;
    border: 1px solid rgba(232, 108, 74, 0.15);
    max-width: 600px;
    text-align: center;
    transition: var(--transition);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.testimonial-card.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.testimonial-card .stars {
    color: var(--coral);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-card p {
    font-style: italic;
    color: #666666;
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.testimonial-card .author {
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: var(--spacing-xs);
}

.testimonial-card .role {
    font-size: 0.9rem;
    color: var(--verde);
}

/* ========================================
   SLIDER DE DEPOIMENTOS COM IMAGENS
   ======================================== */

.testimonial-slider {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: 20px 0;
    margin: 0 -12px;
    padding-left: 12px;
    padding-right: 12px;
    -webkit-overflow-scrolling: touch;
    justify-content: center;
}

.testimonial-slider::-webkit-scrollbar {
    height: 8px;
}

.testimonial-slider::-webkit-scrollbar-track {
    background: #F5F5F5;
    border-radius: 10px;
}

.testimonial-slider::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #E86C4A 0%, #2C9B4B 100%);
    border-radius: 10px;
    transition: background 0.3s ease;
}

.testimonial-slider::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #2C9B4B 0%, #E86C4A 100%);
}

.testimonial-print {
    min-width: 180px;
    max-width: 180px;
    flex: 0 0 auto;
    scroll-snap-align: center;
    border-radius: 20px;
    overflow: hidden;
    background: linear-gradient(135deg, #111827 0%, #1a1a2e 100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    cursor: grab;
    aspect-ratio: 9/12;
}

.testimonial-print:active {
    cursor: grabbing;
}

.testimonial-print:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 12px 32px rgba(232, 108, 74, 0.25);
}

.testimonial-print img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

.testimonial-print:hover img {
    transform: scale(1.08);
}

/* ========================================
   BIOGRAFIA DO DENTISTA
   ======================================== */

.about-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.about-image {
    width: 100%;
    max-width: 400px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 2px solid rgba(232, 108, 74, 0.2);
}

.about-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.about-content article {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about-content article h2 {
    font-size: 2.2rem;
    margin-bottom: var(--spacing-md);
    color: #1a1a1a;
}

.about-content article .subtitle {
    font-size: 1.2rem;
    color: var(--verde);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.about-content article p {
    line-height: 1.8;
    color: #666666;
}

.about-content article .credentials {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background-color: #F8F9FA;
    border-radius: 15px;
    border-left: 4px solid var(--coral);
}

.about-content article .credentials strong {
    color: var(--coral);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.about-content article .credentials li {
    list-style: none;
    padding-left: 25px;
    position: relative;
    color: #1a1a1a;
}

.about-content article .credentials li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--verde);
    font-weight: bold;
}

/* ========================================
   MAPA
   ======================================== */

.map-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F9FA 100%);
}

.map-wrapper {
    width: 100%;
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid rgba(232, 108, 74, 0.15);
    aspect-ratio: 16/9;
    min-height: 300px;
    box-shadow: var(--shadow-lg);
    position: relative;
    background: #FFFFFF;
}

#map {
    width: 100%;
    height: 100%;
    border-radius: 15px;
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
    border: 0;
    filter: grayscale(0.3) invert(0) contrast(1.1) brightness(1.05);
}

.map-controls {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

/* ========================================
   FOOTER
   ======================================== */

footer {
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    background: linear-gradient(180deg, #F8F9FA 0%, #EEEEEE 100%);
    border-top: 1px solid rgba(232, 108, 74, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-2xl);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.footer-col h4 {
    color: var(--coral);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.footer-col p, .footer-col a {
    color: #666666;
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col a:hover {
    color: var(--coral);
    transition: all 0.3s ease;
}

@media (max-width: 480px) {
    .footer-col a:hover {
        transform: translateX(4px);
    }
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(232, 108, 74, 0.1);
    font-size: 0.8rem;
    color: #999999;
}

/* Compact horizontal footer bar */
.footer-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: 12px 0;
}

.footer-left, .footer-center, .footer-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-center a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(90deg, rgba(232,108,74,0.1), rgba(44,155,75,0.08));
    padding: 8px 12px;
    border-radius: 999px;
    color: var(--coral);
    border: 1px solid rgba(232,108,74,0.12);
}

.footer-contacts { gap: 16px; }
.contact-item { display:flex; align-items:center; gap:8px; color:#555; font-size:0.95rem; }
.contact-item a { color: inherit; text-decoration:none; }
.footer-whatsapp { display:inline-flex; align-items:center; gap:8px; background: #25D366; color:#fff; padding:8px 12px; border-radius:999px; }
.footer-whatsapp i { margin-right:4px; }

@media (max-width: 480px) {
    .footer-bar {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: 8px;
    }
    .footer-left { font-size: 0.85rem; }
    .footer-center a { font-size: 0.85rem; padding: 8px 10px; }
    .footer-right { font-size: 0.75rem; color: #777; }
}

/* ========================================
   FLUTUANTES
   ======================================== */

.whatsapp-float {
    position: fixed;
    right: 18px;
    bottom: 18px;
    background-color: #25D366;
    color: #ffffff;
    padding: 12px 16px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
    z-index: 9999;
    text-decoration: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    min-width: 50px;
    min-height: 50px;
}

.whatsapp-float i {
    font-size: 1.5rem;
    color: #ffffff;
}

.whatsapp-float .whatsapp-number {
    font-weight: 700;
    font-size: 0.95rem;
    color: #ffffff;
    line-height: 1;
}

@media (max-width: 480px) {
    .whatsapp-float {
        padding: 10px;
        width: 50px;
        height: 50px;
        border-radius: 50%;
        gap: 0;
    }
    .whatsapp-float .whatsapp-number {
        display: none;
    }
}

.whatsapp-float:hover {
    transform: scale(1.08);
    box-shadow: 0 0 28px rgba(37, 211, 102, 0.55);
}

/* ========================================
   ANIMAÇÕES
   ======================================== */

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* ========================================
   LAZY LOADING
   ======================================== */

img[loading="lazy"] {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ========================================
   GLASSMORPHISM
   ======================================== */

.glass {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(232, 108, 74, 0.15);
    border-radius: 15px;
}

.glass-dark {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(232, 108, 74, 0.15);
    border-radius: 15px;
}

/* ========================================
   UTILITÁRIOS
   ======================================== */

article {
    display: block;
}

article h2 {
    margin-bottom: var(--spacing-md);
}

article p {
    margin-bottom: var(--spacing-md);
}

article ul,
article ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

article li {
    margin-bottom: var(--spacing-sm);
}

.hidden {
    display: none !important;
}

.invisible {
    visibility: hidden;
}

.opacity-50 {
    opacity: 0.5;
}

.opacity-75 {
    opacity: 0.75;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }