/* ===================================
   ESSP Landing Page - Monitoramento
   Cores: Azul escuro, azul médio, cinza, branco
   Baseado no padrão visual de www.essp.com.br
   =================================== */

/* CSS Variables */
:root {
    --color-primary-dark: #0B4675;
    --color-primary: #2281BA;
    --color-primary-light: #3A9BD4;
    --color-secondary: #1a5a8a;
    --color-dark: #0a1628;
    --color-text: #252525;
    --color-text-light: #666666;
    --color-gray-light: #f5f5f5;
    --color-gray: #e0e0e0;
    --color-white: #ffffff;
    --color-success: #2281BA;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    --transition: all 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

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

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

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

/* Top Bar */
.top-bar {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: 8px 0;
    font-size: 0.875rem;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-bar .address,
.top-bar .phone {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-bar .phone:hover {
    color: var(--color-primary-light);
}

/* Header */
.header {
    background-color: var(--color-white);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

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

.logo img {
    height: 50px;
    width: auto;
}

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

.nav-links a:not(.btn) {
    color: var(--color-text);
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn):hover {
    color: var(--color-primary);
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary-dark) 100%);
    padding: 80px 0 100px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    color: var(--color-white);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(34, 129, 186, 0.2);
    color: var(--color-primary-light);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 24px;
    border: 1px solid rgba(34, 129, 186, 0.3);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background-color: #4ade80;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    color: var(--color-white);
    margin-bottom: 24px;
}

.hero h1 .highlight {
    color: var(--color-primary-light);
}

.hero-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero Card */
.hero-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow-xl);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.card-badge {
    width: 12px;
    height: 12px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.card-header h3 {
    font-size: 1.25rem;
    color: var(--color-text);
}

.card-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background-color: var(--color-gray-light);
    border-radius: var(--radius-md);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.card-icon.blue {
    background-color: rgba(34, 129, 186, 0.1);
    color: var(--color-primary);
}

.card-item-content {
    display: flex;
    flex-direction: column;
}

.card-item-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.card-item-value {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
}

/* Section Styles */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

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

.section-header.light .section-tag {
    color: var(--color-primary-light);
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    color: var(--color-text-light);
    font-size: 1.125rem;
}

/* Problem Section */
.problem-section {
    padding: 100px 0;
    background-color: var(--color-gray-light);
}

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

.problem-card {
    background-color: var(--color-white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(34, 129, 186, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}

.problem-card h3 {
    margin-bottom: 16px;
    color: var(--color-text);
}

.problem-card p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* Requirements Section */
.requirements-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

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

.requirement-card {
    background-color: var(--color-white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray);
    position: relative;
    transition: var(--transition);
}

.requirement-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.requirement-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-gray);
    line-height: 1;
}

.requirement-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(34, 129, 186, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}

.requirement-card h3 {
    margin-bottom: 12px;
    color: var(--color-text);
}

.requirement-card p {
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.6;
}

.requirement-badge {
    display: inline-block;
    padding: 8px 16px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
}

/* How it Works Section */
.how-it-works {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary-dark) 100%);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--color-primary);
}

.timeline-item {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-number {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    position: relative;
    z-index: 1;
}

.timeline-content {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: var(--radius-lg);
    flex: 1;
}

.timeline-content h3 {
    color: var(--color-white);
    margin-bottom: 12px;
}

.timeline-content p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

/* About Section */
.about-section {
    padding: 100px 0;
    background-color: var(--color-gray-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat-item {
    background-color: var(--color-white);
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-text p {
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 1.1rem;
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--color-text-light);
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    color: var(--color-text);
}

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

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-gray-light);
    padding: 40px;
    border-radius: var(--radius-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 16px;
    font-size: 1rem;
    font-family: inherit;
    border: 1px solid var(--color-gray);
    border-radius: var(--radius-md);
    background-color: var(--color-white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(34, 129, 186, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-top: 8px;
}

.form-note svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-primary-dark) 100%);
    text-align: center;
}

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

.cta-content h2 {
    color: var(--color-white);
    margin-bottom: 16px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.25rem;
    margin-bottom: 32px;
}

/* Footer */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 20px;
    /* Logo mantém cores originais */
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-white);
    margin-bottom: 24px;
    font-size: 1.125rem;
}

.footer-links ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact svg {
    color: var(--color-primary-light);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p,
.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

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

/* WhatsApp Button */
.whatsapp-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-card {
        max-width: 500px;
    }
    
    .problem-cards,
    .requirements-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .stat-item {
        flex: 1;
        min-width: 200px;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar-content {
        justify-content: center;
    }
    
    .top-bar .address {
        display: none;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding: 60px 0 80px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .problem-cards,
    .requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-number {
        width: 40px;
        height: 40px;
        min-width: 40px;
        font-size: 1rem;
    }
    
    .timeline-content {
        padding: 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .contact-form-wrapper {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-card {
        padding: 24px;
    }
    
    .card-item {
        padding: 12px;
    }
    
    .stat-item {
        min-width: 100%;
    }
    
    .whatsapp-btn {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
}

/* Print Styles */
@media print {
    .header,
    .whatsapp-btn,
    .cta-section {
        display: none;
    }
    
    .hero {
        background: var(--color-gray-light);
        color: var(--color-text);
    }
    
    .hero h1,
    .hero h1 .highlight {
        color: var(--color-text);
    }
}