/* assets/style.css */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colors */
    --primary: #0066cc;
    --primary-dark: #004fa3;
    --primary-light: #3385db;
    --success: #10b981;
    --text: #1a1a1a;
    --text-light: #4a4a4a;
    --text-lighter: #6b7280;
    --bg: #ffffff;
    --bg-alt: #f8f9fa;
    --bg-hover: #f3f4f6;
    --border: #e0e0e0;
    --border-light: #f0f0f0;
    --shadow-sm: rgba(0, 0, 0, 0.05);
    --shadow: rgba(0, 0, 0, 0.08);
    --shadow-lg: rgba(0, 0, 0, 0.12);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --line-height-base: 1.6;
    --line-height-tight: 1.3;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --text: #f0f0f0;
        --text-light: #d0d0d0;
        --text-lighter: #a0a0a0;
        --bg: #0f0f0f;
        --bg-alt: #1a1a1a;
        --bg-hover: #252525;
        --border: #2a2a2a;
        --border-light: #242424;
        --shadow-sm: rgba(0, 0, 0, 0.2);
        --shadow: rgba(0, 0, 0, 0.3);
        --shadow-lg: rgba(0, 0, 0, 0.4);
    }
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
    color: var(--primary-dark);
}

a:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

ul, ol {
    list-style: none;
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.skip-to-content {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--primary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    z-index: 10000;
    transition: top var(--transition-base);
}

.skip-to-content:focus {
    top: 0;
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

/* ============================================
   HEADER
   ============================================ */
.site-header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
    box-shadow: 0 2px 8px var(--shadow);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    min-height: 60px;
}

.logo a {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text);
}

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

/* Mobile menu toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Navigation */
.nav-menu {
    position: fixed;
    top: 60px;
    right: 0;
    width: 100%;
    max-width: 300px;
    background: var(--bg);
    border-left: 1px solid var(--border);
    box-shadow: -2px 0 8px var(--shadow);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    padding: var(--spacing-md);
}

.nav-menu.active {
    transform: translateX(0);
}

.nav-menu li {
    margin-bottom: var(--spacing-sm);
}

.nav-menu a {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--text);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.nav-menu a:hover {
    background: var(--bg-hover);
}

.nav-cta {
    background: var(--primary);
    color: white !important;
    font-weight: 600;
}

.nav-cta:hover {
    background: var(--primary-dark) !important;
}

@media (min-width: 768px) {
    .menu-toggle {
        display: none;
    }
    
    .nav-menu {
        position: static;
        display: flex;
        gap: var(--spacing-sm);
        transform: none;
        border: none;
        box-shadow: none;
        padding: 0;
        max-width: none;
    }
    
    .nav-menu li {
        margin: 0;
    }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    font-size: var(--font-size-base);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--shadow-lg);
}

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

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

.btn-large {
    padding: 16px 32px;
    font-size: var(--font-size-lg);
}

.btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding: var(--spacing-lg) 0;
}

.hero-content {
    display: grid;
    gap: var(--spacing-md);
}

.hero-text h1 {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-sm);
    color: var(--text);
}

.hero-text p {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    color: var(--success);
}

.hero-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 24px var(--shadow);
}

@media (min-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        align-items: center;
        gap: var(--spacing-lg);
    }
}

/* ============================================
   SECTIONS
   ============================================ */
section {
    padding: var(--spacing-lg) 0;
}

.alt-bg {
    background: var(--bg-alt);
}

.section-content {
    display: grid;
    gap: var(--spacing-md);
}

.section-text h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-sm);
    color: var(--text);
}

.section-text > p {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.section-footer {
    margin-top: var(--spacing-md);
    font-style: italic;
    color: var(--text-lighter);
}

.section-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 16px var(--shadow);
}

@media (min-width: 768px) {
    .section-content {
        grid-template-columns: 1fr 1fr;
        align-items: center;
        gap: var(--spacing-xl);
    }
    
    .section-content.reverse {
        direction: rtl;
    }
    
    .section-content.reverse > * {
        direction: ltr;
    }
}

/* ============================================
   LISTS
   ============================================ */
.icon-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.icon-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.alt-bg .icon-list li {
    background: var(--bg);
}

.icon-list li:hover {
    border-color: var(--primary-light);
    box-shadow: 0 2px 8px var(--shadow);
    transform: translateX(4px);
}

.icon-list svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--primary);
}

/* Timeline list */
.timeline-list {
    counter-reset: timeline;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.timeline-list li {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    position: relative;
    transition: all var(--transition-base);
}

.timeline-list li:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px var(--shadow);
}

.timeline-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: white;
    font-weight: 700;
    border-radius: 50%;
    font-size: var(--font-size-lg);
}

.timeline-content h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--text);
}

.timeline-content p {
    color: var(--text-light);
}

/* ============================================
   CTA SECTIONS
   ============================================ */
.cta-intermediate {
    padding: var(--spacing-md) 0;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: 0 8px 24px var(--shadow-lg);
}

.cta-box h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: var(--spacing-sm);
}

.cta-box p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
}

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

.cta-box .btn:hover {
    background: var(--bg-alt);
    transform: translateY(-2px);
}

.cta-final {
    background: var(--bg-alt);
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: var(--spacing-sm);
}

.cta-content > p {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-alternative {
    margin-top: var(--spacing-md);
    color: var(--text-lighter);
    font-size: 0.875rem;
}

.contact-alternative a {
    color: var(--text);
    font-weight: 600;
}

/* ============================================
   STATS
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.stat-card {
    padding: var(--spacing-md);
    background: var(--bg);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.stat-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 16px var(--shadow);
}

.stat-number {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    margin-top: var(--spacing-xs);
    color: var(--text-light);
    font-size: 0.875rem;
}

/* ============================================
   FAQ
   ============================================ */
.faq h2 {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: var(--spacing-lg);
}

.faq-grid {
    display: grid;
    gap: var(--spacing-sm);
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--primary-light);
    box-shadow: 0 2px 8px var(--shadow);
}

.faq-item summary {
    padding: var(--spacing-md);
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary);
    transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    background: var(--bg-hover);
}

.faq-item p {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--text-light);
    line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: #1a1a1a !important;
    color: #ffffff !important;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

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

.footer-col h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.footer-col p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.contact-list, .footer-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.contact-list li, .footer-nav li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.contact-list svg {
    color: var(--primary-light);
}

.footer-col a {
    color: rgba(255, 255, 255, 0.9);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

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

/* ============================================
   WHATSAPP FLOAT
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--transition-base);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6);
    background: #20ba5a;
}

.whatsapp-float:focus-visible {
    outline: 2px solid #25d366;
    outline-offset: 2px;
}

.whatsapp-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--success);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    box-shadow: 0 2px 8px var(--shadow);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.section-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Fallback for no-js */
.no-js .section-reveal {
    opacity: 1;
    transform: none;
}

/* Prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .section-reveal {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   UTILITY
   ============================================ */
.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;
}

.logo-img {
    max-height: 45px;
    max-width: 180px;
    width: auto;
    height: auto;
    display: block;
}

@media (min-width: 768px) {
    .logo-img {
        max-height: 50px;
        max-width: 200px;
    }
}
/* Fix hover botão WhatsApp CTA intermediário */
.cta-box .btn-primary {
    background: white !important;
    color: var(--primary) !important;
}

.cta-box .btn-primary:hover {
    background: #f0f0f0 !important;
    color: var(--primary) !important;
}

/* Botões WhatsApp normais (fundo azul) */
.btn-primary {
    background: var(--primary);
    color: white !important;
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: white !important;
}
/* ============================================
   SEO CONTENT
   ============================================ */
.seo-content {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* ============================================
   CLIENTES
   ============================================ */
.clientes {
    padding: var(--spacing-xl) 0;
}

.clientes-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.clientes-header h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: var(--spacing-sm);

}
.clientes-header h2 {
    text-wrap: balance;
}

.clientes-header p {
    font-size: var(--font-size-lg);
    color: var(--text-light);
}

.clientes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

@media (min-width: 480px) {
    .clientes-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 768px) {
    .clientes-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .clientes-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

.cliente-logo {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 3/2;
    transition: all var(--transition-base);
}

.cliente-logo:hover {
    border-color: var(--primary-light);
    box-shadow: 0 4px 12px var(--shadow);
    transform: translateY(-2px);
}

.cliente-logo img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all var(--transition-base);
}

.cliente-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
}
/* ============================================
   EXPERIÊNCIA
   ============================================ */
.experiencia {
    padding: var(--spacing-lg) 0;
}

.experiencia .section-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.experiencia .section-text h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: var(--spacing-sm);
    text-wrap: balance;
}

.experiencia .section-text p {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    line-height: 1.7;
}

.experiencia-images {
    display: grid;
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .experiencia-images {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-lg);
    }
}

.experiencia-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 16px var(--shadow);
    transition: all var(--transition-base);
}

.experiencia-img:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow-lg);
}

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