/* ==========================================
   VIDACLIN LANDING PAGE - STYLES
   ========================================== */

/* ==========================================
   CSS VARIABLES & DESIGN TOKENS
   ========================================== */
:root {
    /* Colors */
    --color-primary: #00b8a9;
    --color-primary-dark: #009688;
    --color-primary-light: #26c6ba;
    --color-accent: #f3852d;
    --color-accent-dark: #e67320;
    --color-accent-light: #f59b4d;
    
    --color-text: #2d3748;
    --color-text-light: #4a5568;
    --color-text-lighter: #718096;
    
    --color-bg: #ffffff;
    --color-bg-alt: #f7fafc;
    --color-bg-dark: #2d3748;
    
    --color-placeholder: #e2e8f0;
    --color-border: #cbd5e0;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --font-size-base: clamp(1rem, 2vw, 1.0625rem);
    --font-size-sm: clamp(0.875rem, 1.5vw, 0.9375rem);
    --font-size-xs: clamp(0.75rem, 1.2vw, 0.8125rem);
    
    --font-size-h1: clamp(2rem, 5vw, 3rem);
    --font-size-h2: clamp(1.75rem, 4vw, 2.25rem);
    --font-size-h3: clamp(1.25rem, 3vw, 1.75rem);
    --font-size-h4: clamp(1.125rem, 2.5vw, 1.375rem);
    
    --font-weight-regular: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.8;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 20px;
    --spacing-lg: 28px;
    --spacing-xl: 40px;
    --spacing-2xl: 56px;
    --spacing-3xl: 72px;
    --spacing-4xl: 96px;
    
    --container-padding-mobile: 24px;
    --container-padding-tablet: 40px;
    --container-padding-desktop: 60px;
    --container-max-width: 1200px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --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, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Z-index */
    --z-header: 1000;
    --z-mobile-menu: 1100;
    --z-modal: 1200;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
}

h1 {
    font-size: var(--font-size-h1);
}

h2 {
    font-size: var(--font-size-h2);
}

h3 {
    font-size: var(--font-size-h3);
}

h4 {
    font-size: var(--font-size-h4);
}

/* ==========================================
   LAYOUT UTILITIES
   ========================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding-mobile);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--container-padding-tablet);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--container-padding-desktop);
    }
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    white-space: nowrap;
    cursor: pointer;
}

@media (min-width: 1024px) {
    .btn {
        padding: 10px 24px;
        font-size: 0.9375rem;
    }
}

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

.btn-primary:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

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

.btn-white:hover {
    background-color: transparent;
    color: white;
    transform: translateY(-2px);
}

.btn-large {
    padding: 14px 28px;
    font-size: 1.125rem;
}

@media (min-width: 1024px) {
    .btn-large {
        padding: 12px 32px;
        font-size: 1.0625rem;
    }
}

.btn-block {
    width: 100%;
}

/* ==========================================
   HEADER & NAVIGATION
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    background-color: #D6EAE8;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.header.scrolled {
    background-color: rgba(214, 234, 232, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr; /* Colunas iguais para centralização perfeita */
    align-items: center;
    padding: var(--spacing-md) var(--container-padding-mobile);
    max-width: var(--container-max-width);
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .nav-container {
        display: flex;
        justify-content: center;
        align-items: center;
        position: relative;
        padding-left: 0;
        padding-right: 0;
    }
    
    .nav-logo {
        position: absolute;
        left: var(--container-padding-desktop);
    }
    
    .nav-actions {
        position: absolute;
        right: var(--container-padding-desktop);
    }
    
    .nav-menu {
        display: flex;
        flex: 0 0 auto;
    }
}

.nav-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

.logo-link {
    display: flex;
    align-items: center;
}

.nav-logo-img {
    height: 45px; /* Ajuste a altura conforme necessário */
    width: auto;
    display: block;
}

.footer-logo {
    display: flex;
    align-items: center;
}

.footer-logo-img {
    height: 50px; /* Ajuste a altura conforme necessário */
    width: auto;
    display: block;
}

.nav-menu {
    display: none;
    gap: var(--spacing-md); /* Reduzindo de lg para md para ganhar espaço */
}

@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
        justify-content: center; /* Centraliza o menu no desktop */
    }
}

.nav-link {
    font-weight: var(--font-weight-semibold);
    color: #4a5568;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

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

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



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

@media (min-width: 1024px) {
    .nav-actions .btn {
        display: inline-flex;
    }
    
    .nav-actions .btn-primary {
        background-color: var(--color-primary);
    }
    
    .nav-actions .btn-primary:hover {
        background-color: var(--color-primary-dark);
    }
}

.mobile-login-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-primary);
    background-color: rgba(0, 184, 169, 0.1);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.mobile-login-icon:hover {
    background-color: rgba(0, 184, 169, 0.2);
    transform: translateY(-2px);
}

@media (min-width: 1024px) {
    .mobile-login-icon {
        display: none;
    }
}

.menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text);
    justify-self: center; /* Centraliza no grid mobile */
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }
}

/* Mobile Menu - Horizontal com Blur */
.mobile-menu {
    position: fixed;
    top: 72px; /* Altura do header */
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg);
    z-index: calc(var(--z-header) - 1);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.mobile-menu.active {
    max-height: 500px;
}

/* Esconder no desktop */
@media (min-width: 1024px) {
    .mobile-menu {
        display: none !important;
    }
}

.mobile-menu-list {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-md) var(--container-padding-mobile);
    gap: var(--spacing-xs);
}

.mobile-menu-link {
    display: block;
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    text-align: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-menu-link:last-child {
    margin-bottom: 20px;
}

.mobile-menu-link:hover,
.mobile-menu-link:active {
    background-color: var(--color-bg-alt);
    color: var(--color-primary);
}



/* ==========================================
   HERO SECTION
   ========================================== */
.hero-section {
    padding-top: calc(80px + var(--spacing-3xl));
    padding-bottom: var(--spacing-4xl);
    position: relative;
    background-image: url('imagens/hero-background.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

/* Overlay verde/água com opacidade */
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 184, 169, 0.70) 0%,
        rgba(0, 150, 136, 0.70) 100%
    );
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: var(--font-size-h4);
    color: #ffffff;
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

@media (min-width: 1024px) {
    .hero-subtitle {
        font-size: 1.25rem;
    }
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    justify-content: center;
}

@media (min-width: 640px) {
    .hero-cta {
        flex-direction: row;
    }
}

/* Botão secundário no hero - borda branca */
.hero-section .btn-secondary {
    border-color: #ffffff;
    color: #ffffff;
}

.hero-section .btn-secondary:hover {
    background-color: #ffffff;
    color: var(--color-primary);
}

/* ==========================================
   IMAGE PLACEHOLDERS
   ========================================== */
.image-placeholder {
    background-color: var(--color-placeholder);
    aspect-ratio: 16 / 9;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    text-align: center;
}

.image-placeholder span {
    color: var(--color-text-lighter);
    font-size: var(--font-size-sm);
}

.placeholder-icon {
    width: 64px;
    height: 64px;
    color: var(--color-text-lighter);
}

/* ==========================================
   ÁREAS DE INTERESSE
   ========================================== */
.areas-section {
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-primary);
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    font-size: var(--font-size-h4);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

@media (min-width: 1024px) {
    .section-description {
        font-size: 1.0625rem;
    }
}

.areas-scroll-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.areas-track {
    display: flex;
    gap: var(--spacing-md);
    animation: scroll 30s linear infinite;
    will-change: transform;
}

.areas-track-2 {
    animation-direction: reverse;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.area-tag {
    flex-shrink: 0;
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: white;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.area-tag:hover {
    background-color: var(--color-primary);
    color: white;
    transform: scale(1.05);
}

/* ==========================================
   INFO SECTION
   ========================================== */
.info-section {
    padding: var(--spacing-4xl) 0;
    background-color: white;
}

.info-cards {
    display: grid;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .info-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

.info-card {
    padding: var(--spacing-lg);
    background-color: white;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

@media (min-width: 1024px) {
    .info-card {
        padding: var(--spacing-md);
    }
}

.info-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.info-card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

@media (min-width: 1024px) {
    .info-card-icon {
        width: 56px;
        height: 56px;
    }
}

.info-card-icon svg {
    width: 32px;
    height: 32px;
}

.info-card-title {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

@media (min-width: 1024px) {
    .info-card-title {
        font-size: 1.125rem;
    }
}

.info-card-text {
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

@media (min-width: 1024px) {
    .info-card-text {
        font-size: 0.9375rem;
    }
}

/* ==========================================
   HOW IT WORKS (TIMELINE)
   ========================================== */
.how-it-works-section {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-bg-alt);
}

.timeline {
    max-width: 900px;
    margin: var(--spacing-xl) auto 0;
    position: relative;
}

/* Linha controlada por scroll */
.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--color-primary);
    transform-origin: top;
    transform: scaleY(var(--line-progress, 0));
    /* Sem transição para acompanhar o scroll instantaneamente */
}

@media (min-width: 768px) {
    .timeline::before {
        left: 50%;
        transform: translateX(-50%) scaleY(var(--line-progress, 0));
    }
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: var(--spacing-2xl);
    opacity: 0;
    transform: translateY(30px);
}

/* Delays progressivos para cada card */
.timeline-item:nth-child(1) {
    animation-delay: 0.3s;
}

.timeline-item:nth-child(2) {
    animation-delay: 0.6s;
}

.timeline-item:nth-child(3) {
    animation-delay: 0.9s;
}

.timeline-item:nth-child(4) {
    animation-delay: 1.2s;
}

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

@media (min-width: 768px) {
    .timeline-item {
        width: 50%;
        padding-left: 0;
        padding-right: var(--spacing-xl);
    }
    
    .timeline-item:nth-child(even) {
        margin-left: auto;
        padding-right: 0;
        padding-left: var(--spacing-xl);
    }
    
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
}

.timeline-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-h4);
    z-index: 2;
    opacity: 1 !important;
    animation: fadeInScale 0.6s ease-out forwards;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@media (min-width: 768px) {
    .timeline-number {
        left: 50%;
        transform: translateX(-50%);
    }
}

/* Delays progressivos para os números */
.timeline-item:nth-child(1) .timeline-number {
    animation-delay: 0.3s;
}

.timeline-item:nth-child(2) .timeline-number {
    animation-delay: 0.6s;
}

.timeline-item:nth-child(3) .timeline-number {
    animation-delay: 0.9s;
}

.timeline-item:nth-child(4) .timeline-number {
    animation-delay: 1.2s;
}

@media (min-width: 1024px) {
    .timeline-number {
        width: 32px;
        height: 32px;
        font-size: 1rem;
        top: 20px;
        left: 50%;
        transform: translateX(-50%);
    }
    
    /* Centralizar em relação ao card, não à timeline */
    .timeline-item:nth-child(odd) .timeline-number {
        left: calc(50% - var(--spacing-xl) / 2);
    }
    
    .timeline-item:nth-child(even) .timeline-number {
        left: calc(50% + var(--spacing-xl) / 2);
    }
    
    @keyframes fadeInScale {
        from {
            opacity: 0;
            transform: translateX(-50%) scale(0.5);
        }
        to {
            opacity: 1;
            transform: translateX(-50%) scale(1);
        }
    }
}

.timeline-content {
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

@media (min-width: 1024px) {
    .timeline-content {
        padding: var(--spacing-lg);
        padding-top: 72px;
        display: grid;
        grid-template-columns: auto 1fr;
        grid-template-rows: auto auto;
        gap: var(--spacing-md) var(--spacing-sm);
        align-items: start;
    }
    
    /* Ícone na primeira coluna, primeira linha */
    .timeline-icon {
        grid-column: 1;
        grid-row: 1;
    }
    
    /* Título na segunda coluna, primeira linha */
    .timeline-title {
        grid-column: 2;
        grid-row: 1;
        align-self: center;
    }
    
    /* Texto ocupa ambas colunas, segunda linha */
    .timeline-text {
        grid-column: 1 / -1;
        grid-row: 2;
    }
}

.timeline-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

@media (min-width: 1024px) {
    .timeline-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 0;
        margin-right: var(--spacing-sm);
        flex-shrink: 0;
    }
}

.timeline-icon svg {
    width: 28px;
    height: 28px;
}

.timeline-title {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

@media (min-width: 1024px) {
    .timeline-title {
        font-size: 1.125rem;
        padding-left: 0;
        margin-bottom: 0;
        display: flex;
        align-items: center;
    }
    
    /* Wrapper para ícone + título */
    .timeline-content > .timeline-icon {
        order: 1;
    }
    
    .timeline-content > .timeline-title {
        order: 2;
    }
    
    .timeline-content > .timeline-text {
        order: 3;
    }
    
    /* Criar layout horizontal para ícone + título */
    .timeline-title::before {
        content: '';
        display: none;
    }
}

.timeline-text {
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

@media (min-width: 1024px) {
    .timeline-text {
        font-size: 0.9375rem;
        padding-left: 0;
        margin-top: var(--spacing-xs);
    }
}

/* ==========================================
   SAFETY SECTION
   ========================================== */
.safety-section {
    padding: var(--spacing-4xl) 0;
    background-color: white;
}

.regulatory-badges {
    display: grid;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .regulatory-badges {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.badge-placeholder {
    width: 200px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background-color: white;
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.badge-icon {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
}

.regulatory-badge:hover .badge-placeholder {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.badge-text {
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.badge-description {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ==========================================
   FAQ SECTION (ACCORDION)
   ========================================== */
.faq-section {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-bg-alt);
}

.accordion {
    max-width: 900px;
    margin: var(--spacing-xl) auto 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.accordion-item {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal);
}

.accordion-item:hover {
    box-shadow: var(--shadow-md);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    text-align: left;
    font-size: var(--font-size-h4);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.accordion-header:hover {
    color: var(--color-primary);
}

.accordion-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    transition: transform var(--transition-normal);
}

.accordion-header[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.accordion-content p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

/* ==========================================
   CLINICS SECTION
   ========================================== */
.clinics-section {
    padding: var(--spacing-4xl) 0;
    background-color: white;
}

.clinics-content {
    display: grid;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .clinics-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

.clinics-title {
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.clinics-description {
    font-size: var(--font-size-h4);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
}

.clinics-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.clinics-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.clinics-image::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid rgba(0, 184, 169, 0.1);
    border-radius: var(--radius-xl);
    pointer-events: none;
}

/* ==========================================
   FINAL CTA SECTION
   ========================================== */
.final-cta-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
}

.final-cta-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.final-cta-title {
    color: white;
    margin-bottom: var(--spacing-md);
}

.final-cta-subtitle {
    font-size: var(--font-size-h4);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.final-cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    justify-content: center;
}

@media (min-width: 640px) {
    .final-cta-buttons {
        flex-direction: row;
    }
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background-color: var(--color-bg-dark);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.footer-logo {
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    margin-top: var(--spacing-md);
    color: rgba(255, 255, 255, 0.8);
    line-height: var(--line-height-relaxed);
}

.footer-title {
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

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

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}

.dev-link {
    color: white;
    font-weight: var(--font-weight-bold);
    transition: color var(--transition-fast);
}

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

.footer-legal {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    font-size: var(--font-size-sm);
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

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

.separator {
    color: rgba(255, 255, 255, 0.4);
}

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
}

/* Stagger animation delays */
.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }

.fade-in-up:nth-child(1) { animation-delay: 0.1s; }
.fade-in-up:nth-child(2) { animation-delay: 0.2s; }
.fade-in-up:nth-child(3) { animation-delay: 0.3s; }
.fade-in-up:nth-child(4) { animation-delay: 0.4s; }

/* Intersection Observer class */
.fade-in-up.visible {
    animation: fadeInUp 0.8s ease-out forwards;
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}