/* ============================================
   DESIGN SYSTEM - Premium Moderno
   ============================================ */

:root {
    /* Cores Premium Modernas */
    --white: #FFFFFF;
    --black: #0F1419;
    --gray-50: #F7F8FA;
    --gray-100: #F0F2F5;
    --gray-200: #E4E8ED;
    --gray-300: #D1D8E0;
    --gray-600: #65676B;
    --gray-700: #3A3F47;
    
    /* Cores Acentuadas - Azul Teal */
    --teal-primary: #0D9488;
    --teal-dark: #0A7A6E;
    --teal-light: #14B8A6;
    --indigo: #4F46E5;
    --blue-dark: #1E3A8A;
    
    /* Tipografia Moderna */
    --font-display: 'Montserrat', sans-serif;
    --font-heading: 'Lato', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Espaçamento */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Sombras Modernas */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 15px 40px rgba(0, 0, 0, 0.15);
    
    /* Transições */
    --transition: 280ms ease-in-out;
    --transition-slow: 380ms ease-in-out;
}

/* ============================================
   RESET E ESTILOS GLOBAIS
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--white);
    color: var(--black);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    user-select: none;
    -webkit-user-select: none;
}

p, h1, h2, h3, h4, h5, h6, a {
    user-select: text;
    -webkit-user-select: text;
}

body {
    -webkit-touch-callout: none;
}

/* ============================================
   HEADER FIXO
   ============================================ */

.header-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    padding: 0.875rem 0;
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(8px);
    background-color: rgba(255, 255, 255, 0.97);
}

.header-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-badge {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-dark));
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 13px;
    font-family: var(--font-display);
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 14px;
    color: var(--black);
    letter-spacing: -0.3px;
}

.btn-whatsapp-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-dark));
    color: var(--white);
    padding: 0.55rem 1.1rem;
    border-radius: 20px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 3px 10px rgba(13, 148, 136, 0.2);
    font-family: var(--font-body);
}

.btn-whatsapp-header:active {
    transform: scale(0.95);
}

.btn-whatsapp-header:hover {
    box-shadow: 0 5px 15px rgba(13, 148, 136, 0.3);
}

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

.hero {
    margin-top: 56px;
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: var(--spacing-lg) var(--spacing-sm);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.98), rgba(255, 255, 255, 0.92));
}

.hero-wrapper {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    width: 100%;
}

.hero-image-container {
    width: 100%;
    max-width: 300px;
    order: -1;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: block;
}

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

.hero-title {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 700;
    line-height: 1.15;
    color: var(--black);
    letter-spacing: -0.8px;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 15px;
    color: var(--gray-700);
    line-height: 1.6;
}

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

.btn-primary-hero,
.btn-secondary,
.btn-primary-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-dark));
    color: var(--white);
    padding: 13px 30px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-body);
    font-size: 15px;
    box-shadow: 0 3px 12px rgba(13, 148, 136, 0.2);
}

.btn-primary-hero:active,
.btn-secondary:active,
.btn-primary-large:active {
    transform: scale(0.95);
}

.btn-primary-hero:hover,
.btn-secondary:hover,
.btn-primary-large:hover {
    box-shadow: 0 6px 20px rgba(13, 148, 136, 0.3);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--gray-50);
    color: var(--teal-primary);
    border: 2px solid var(--teal-primary);
    box-shadow: 0 2px 8px rgba(13, 148, 136, 0.1);
}

.btn-secondary:hover {
    background: var(--white);
    box-shadow: 0 4px 14px rgba(13, 148, 136, 0.2);
}

.btn-primary-large {
    padding: 15px 38px;
    font-size: 16px;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

/* ============================================
   HIGHLIGHTS SECTION
   ============================================ */

.highlights {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) var(--spacing-sm);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.highlight-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.highlight-item:active {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.highlight-number {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--teal-primary), var(--teal-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.highlight-item p {
    font-size: 14px;
    color: var(--gray-700);
    font-weight: 500;
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services-section {
    padding: var(--spacing-2xl) var(--spacing-sm);
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-family: var(--font-display);
    font-size: 34px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.7px;
}

.section-subtitle {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.5;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.service-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-50) 100%);
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.service-card:active {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--teal-primary);
}

.service-number {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--teal-primary);
    margin-bottom: 0.75rem;
    opacity: 0.8;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--black);
}

.service-card p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ============================================
   DIFFERENTIALS SECTION
   ============================================ */

.differentials-section {
    padding: var(--spacing-2xl) var(--spacing-sm);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.differentials-section .section-title {
    margin-bottom: var(--spacing-2xl);
}

.differential-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    text-align: center;
}

.differential-item:active {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.diff-icon {
    font-size: 40px;
    margin-bottom: var(--spacing-md);
    display: block;
}

.differential-item h3 {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--black);
}

.differential-item p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ============================================
   TESTIMONIAL SECTION
   ============================================ */

.testimonial-section {
    padding: var(--spacing-2xl) var(--spacing-sm);
    background: var(--white);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

.testimonial-content h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--black);
    letter-spacing: -0.6px;
}

.testimonial-content p {
    font-size: 15px;
    color: var(--gray-700);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.testimonial-image {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
}

.testimonial-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    display: block;
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
    padding: var(--spacing-2xl) var(--spacing-sm);
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--teal-primary) 100%);
    color: var(--white);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
}

.cta-section h2 {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.6px;
}

.cta-section p {
    font-size: 15px;
    opacity: 0.95;
    line-height: 1.6;
}

.btn-primary-large {
    background-color: var(--white);
    color: var(--teal-primary);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.btn-primary-large:hover {
    background-color: var(--gray-50);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

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

.footer {
    background: linear-gradient(135deg, var(--black) 0%, #1a1f2e 100%);
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-sm);
}

.footer-content {
    max-width: 100%;
    margin-bottom: var(--spacing-xl);
}

.footer-section-title {
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
}

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

.footer-link {
    background: none;
    border: none;
    color: var(--teal-light);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    text-align: left;
    padding: 0.75rem 0;
    transition: all var(--transition);
    font-family: var(--font-body);
}

.footer-link:hover {
    color: var(--white);
    padding-left: 0.5rem;
}

/* ============================================
   COLLAPSIBLE SECTIONS
   ============================================ */

.collapsible-section {
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.05);
    transition: all var(--transition);
}

.collapsible-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.08);
    cursor: pointer;
    user-select: none;
    transition: all var(--transition);
    font-weight: 600;
    font-size: 14px;
    color: var(--white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.collapsible-header:active {
    background: rgba(255, 255, 255, 0.12);
}

.toggle-icon {
    display: inline-block;
    transition: transform var(--transition);
    font-size: 18px;
    color: var(--teal-light);
}

.collapsible-section.open .toggle-icon {
    transform: rotate(45deg);
}

.collapsible-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
    background: rgba(255, 255, 255, 0.03);
}

.collapsible-section.open .collapsible-content {
    max-height: 2000px;
}

.collapsible-content h4 {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--teal-light);
    padding: 0 var(--spacing-md);
}

.collapsible-content h4:first-child {
    margin-top: var(--spacing-md);
}

.collapsible-content p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-xs);
}

.compliance-note {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}

/* ============================================
   RESPONSIVO - TABLET (640px+)
   ============================================ */

@media (min-width: 640px) {
    .hero-title {
        font-size: 40px;
    }

    .hero-image-container {
        max-width: 360px;
    }

    .highlights {
        grid-template-columns: repeat(3, 1fr);
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .section-title {
        font-size: 38px;
    }

    .testimonial-section {
        flex-direction: row-reverse;
        gap: var(--spacing-xl);
        align-items: center;
    }

    .testimonial-content {
        flex: 1;
        text-align: left;
    }

    .testimonial-image {
        flex: 1;
        max-width: 100%;
    }

    .testimonial-content h2 {
        font-size: 36px;
    }
}

/* ============================================
   RESPONSIVO - DESKTOP (1024px+)
   ============================================ */

@media (min-width: 1024px) {
    .hero {
        min-height: 80vh;
    }

    .hero-wrapper {
        flex-direction: row;
        gap: var(--spacing-xl);
    }

    .hero-image-container {
        order: 0;
        flex: 1;
        max-width: 100%;
    }

    .hero-content {
        flex: 1;
        text-align: left;
    }

    .hero-title {
        font-size: 44px;
    }

    .highlights {
        grid-template-columns: repeat(3, 1fr);
    }

    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .section-title {
        font-size: 42px;
    }

    .services-section,
    .differentials-section,
    .testimonial-section,
    .cta-section,
    .footer {
        padding: var(--spacing-2xl) var(--spacing-2xl);
    }
}

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

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-card,
.differential-item,
.highlight-item {
    animation: slideInUp var(--transition-slow) ease-out forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }

/* ============================================
   ACESSIBILIDADE
   ============================================ */

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

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