/* ========================================
   Caderninho Digital - Apresentacao
   Estilo Corporativo - Tema Laranja
   ======================================== */

/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores Principais - Laranja/Amarelo */
    --primary: #f59e0b;
    --primary-dark: #d97706;
    --primary-light: #fbbf24;
    --secondary: #0f172a;
    --accent: #06b6d4;

    /* Cores de Texto */
    --text-dark: #1e293b;
    --text-medium: #475569;
    --text-light: #64748b;

    /* Cores de Fundo */
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-gray: #f1f5f9;
    --bg-warm: #fffbeb;

    /* Cores de Status */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Transicoes */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: var(--bg-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Header
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 15px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-medium);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.logo i {
    font-size: 1.8rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav a {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: 10px 20px;
    border-radius: 8px;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 140px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    color: white;
    position: relative;
    z-index: 2;
}

.dev-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero .highlight {
    color: #fef3c7;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 30px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
}

.stat-label {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Phone Mockup */
.hero-image {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 280px;
    background: #1a1a1a;
    border-radius: 40px;
    padding: 15px;
    box-shadow: var(--shadow-xl);
}

.phone-screen {
    background: white;
    border-radius: 28px;
    overflow: hidden;
}

.app-preview {
    padding: 20px 15px;
}

.app-header {
    margin-bottom: 20px;
}

.greeting {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
}

.app-card {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--bg-light);
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 10px;
}

.app-card i {
    font-size: 1.5rem;
    color: var(--primary);
}

.app-card.warning i {
    color: var(--error);
}

.app-card strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.app-card p {
    font-size: 0.8rem;
    color: var(--text-medium);
    margin: 0;
}

.app-btn {
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 15px;
    border-radius: 12px;
    font-weight: 700;
    margin-top: 15px;
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    z-index: 1;
    pointer-events: none;
}

.hero-wave svg {
    display: block;
    width: 100%;
}

/* Image Placeholder */
.image-placeholder {
    background: var(--bg-gray);
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-placeholder.no-image img {
    display: none;
}

.image-placeholder .placeholder-content {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    padding: 20px;
    text-align: center;
}

.image-placeholder:not(.no-image) .placeholder-content {
    display: none;
}

.image-placeholder .placeholder-content i {
    font-size: 3rem;
    opacity: 0.5;
}

.image-placeholder .placeholder-content span {
    font-weight: 600;
    font-size: 0.9rem;
}

.image-placeholder .placeholder-content small {
    font-size: 0.75rem;
    opacity: 0.7;
}

/* ========================================
   Funcionalidades Section
   ======================================== */
.funcionalidades {
    padding: 100px 0;
    background: var(--bg-white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-medium);
}

.section-header.light h2,
.section-header.light p {
    color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--bg-white);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    font-size: 1.8rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 0.95rem;
    color: var(--text-medium);
    margin-bottom: 15px;
    line-height: 1.6;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: var(--transition);
}

.feature-link:hover {
    gap: 12px;
}

/* ========================================
   Module Sections
   ======================================== */
.module-section {
    padding: 100px 0;
}

.vendas-section {
    background: var(--bg-light);
}

.fiado-section {
    background: var(--bg-white);
}

.estoque-section {
    background: var(--bg-warm);
}

.pedidos-section {
    background: var(--bg-white);
}

.module-header {
    text-align: center;
    margin-bottom: 60px;
}

.module-badge {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.module-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.module-header h2 i {
    color: var(--primary);
}

.module-header p {
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 600px;
    margin: 0 auto;
}

.module-features {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.module-feature {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.module-feature.reverse {
    direction: rtl;
}

.module-feature.reverse > * {
    direction: ltr;
}

.feature-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-text h3 i {
    color: var(--primary);
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    font-size: 1rem;
    color: var(--text-medium);
}

.feature-list li i {
    color: var(--success);
    margin-top: 4px;
}

.feature-screenshot .image-placeholder {
    box-shadow: var(--shadow-lg);
    border: none;
    min-height: 320px;
}

/* ========================================
   Pedidos Flow
   ======================================== */
.pedidos-flow {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.flow-step {
    text-align: center;
    max-width: 200px;
}

.flow-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.flow-icon i {
    font-size: 2rem;
    color: white;
}

.flow-step h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.flow-step p {
    font-size: 0.9rem;
    color: var(--text-medium);
}

.flow-arrow {
    font-size: 1.5rem;
    color: var(--primary);
}

.pedidos-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.info-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
}

.info-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.info-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.info-card p {
    font-size: 0.9rem;
    color: var(--text-medium);
}

/* ========================================
   Usuarios Section
   ======================================== */
.usuarios-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.usuarios-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.usuario-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.usuario-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.usuario-icon i {
    font-size: 1.8rem;
    color: white;
}

.usuario-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.usuario-desc {
    font-size: 1rem;
    color: var(--text-medium);
    margin-bottom: 20px;
}

.usuario-benefits {
    list-style: none;
}

.usuario-benefits li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 0.95rem;
    color: var(--text-medium);
}

.usuario-benefits li i {
    color: var(--success);
}

/* ========================================
   Beneficios Section
   ======================================== */
.beneficios {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.beneficios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.beneficio-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 35px;
    text-align: center;
    transition: var(--transition);
}

.beneficio-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.beneficio-icon {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.beneficio-icon i {
    font-size: 1.5rem;
    color: var(--primary);
}

.beneficio-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
    margin-bottom: 12px;
}

.beneficio-card p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
}

/* ========================================
   Tecnologia Section
   ======================================== */
.tecnologia {
    padding: 80px 0;
    background: var(--bg-white);
}

.tech-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-light);
    padding: 15px 25px;
    border-radius: 10px;
}

.tech-item i {
    font-size: 1.5rem;
    color: var(--primary);
}

.tech-item span {
    font-weight: 600;
    color: var(--text-dark);
}

/* ========================================
   CTA Section
   ======================================== */
.cta {
    padding: 100px 0;
    background: var(--secondary);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: white;
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 25px;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 15px;
}

.cta p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 30px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

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

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

.btn-whatsapp {
    background: #25d366;
    color: white;
}

.btn-whatsapp:hover {
    background: #1da851;
    transform: translateY(-2px);
}

.cta-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
}

.info-item i {
    color: var(--primary-light);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: #0a0f1a;
    padding: 60px 0 0;
}

.footer-content {
    text-align: center;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 15px;
}

.footer-logo i {
    color: var(--primary-light);
}

.footer-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1rem;
    margin-bottom: 25px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

.footer-bottom {
    padding: 25px 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ========================================
   Responsivo
   ======================================== */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-image {
        max-width: 300px;
        margin: 0 auto;
    }

    .usuarios-grid {
        grid-template-columns: 1fr;
    }

    .pedidos-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        gap: 15px;
    }

    .nav.active {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .section-header h2,
    .module-header h2,
    .cta h2 {
        font-size: 2rem;
    }

    .module-feature,
    .module-feature.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
        gap: 30px;
    }

    .beneficios-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .cta-info {
        flex-direction: column;
        gap: 15px;
    }

    .pedidos-flow {
        flex-direction: column;
    }

    .flow-arrow {
        transform: rotate(90deg);
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 80px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }

    .phone-mockup {
        width: 240px;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Lightbox / Modal de Imagem
   ======================================== */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    cursor: zoom-out;
}

.lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    animation: lightboxZoomIn 0.3s ease;
}

.lightbox-overlay.closing .lightbox-content {
    animation: lightboxZoomOut 0.3s ease;
}

@keyframes lightboxZoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes lightboxZoomOut {
    from {
        transform: scale(1);
        opacity: 1;
    }
    to {
        transform: scale(0.8);
        opacity: 0;
    }
}

.lightbox-content img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 5px 10px;
    transition: transform 0.2s ease, color 0.2s ease;
}

.lightbox-close:hover {
    transform: scale(1.2);
    color: var(--accent);
}

.lightbox-caption {
    position: absolute;
    bottom: -45px;
    left: 0;
    right: 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    font-weight: 500;
}

/* Cursor pointer nas imagens clicaveis */
.image-placeholder:not(.no-image) {
    cursor: zoom-in;
}

.image-placeholder:not(.no-image):hover {
    opacity: 0.95;
}