/* ----------------------------------------------------
   CelulaInfo - Folha de Estilos Principal (CSS)
   ---------------------------------------------------- */

:root {
    --primary: #0284c7;
    --primary-dark: #0369a1;
    --accent: #38bdf8;
    --dark: #0f172a;
    --slate: #334155;
    --light: #f8fafc;
    --gray: #64748b;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--slate);
    background-color: var(--white);
    line-height: 1.6;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Top Bar */
.top-bar {
    background-color: var(--dark);
    color: var(--light);
    font-size: 0.875rem;
    padding: 0.75rem 0;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.top-bar-info {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.top-bar-info a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--light);
    transition: var(--transition);
}

.top-bar-info a:hover {
    color: var(--accent);
}

.top-bar-info .fa-whatsapp {
    color: #25d366;
}

/* Header / Navbar */
header {
    background: var(--white);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
}

.logo {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    color: var(--slate);
    transition: var(--transition);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #25d366;
    color: var(--white);
    padding: 0.75rem 1.75rem;
    border-radius: 0.375rem;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--dark) 0%, #1e293b 100%);
    color: var(--white);
    padding: 7rem 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero h1 span {
    color: var(--accent);
}

.hero p {
    font-size: 1.125rem;
    color: #94a3b8;
    margin-bottom: 2.5rem;
}

/* Features Cards Grid */
.features {
    padding: 5rem 0;
    background-color: var(--light);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 0.75rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border-top: 4px solid var(--primary);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.1);
}

.card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 1rem;
}

.card p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.card-link {
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

/* About & Mission Section */
.about-section {
    padding: 6rem 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.about-text {
    color: var(--gray);
    margin-bottom: 2rem;
}

.mission-vision-values {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.mvv-box {
    background: var(--light);
    padding: 1.5rem;
    border-radius: 0.5rem;
    border-left: 4px solid var(--primary);
}

.mvv-box h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.mvv-box p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Services Detail Section */
.services-section {
    padding: 6rem 0;
    background-color: var(--light);
}

.services-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    text-align: center;
}

.service-box i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.service-box h4 {
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.75rem;
}

.service-box p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Stats Section */
.stats-section {
    padding: 5rem 0;
    background: var(--dark);
    color: var(--white);
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 1rem;
    color: #94a3b8;
    font-weight: 500;
}

/* Call To Action Banner */
.cta-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 5rem 0;
    text-align: center;
}

.cta-banner h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-banner p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-light {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #25d366;
    color: var(--white);
    padding: 0.85rem 2rem;
    border-radius: 0.375rem;
    font-weight: 700;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-light:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* Footer */
footer {
    background: #090d16;
    color: #94a3b8;
    padding: 4rem 0 2rem 0;
}

.footer-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h3 {
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.footer-col p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid #1e293b;
    padding-top: 2rem;
    text-align: center;
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .hero h1 {
        font-size: 2.25rem;
    }
    .nav-links {
        display: none;
    }
}