:root {
    /* Color Palette - Laboratório Vida Green */
    --primary-color: #008744;
    /* Vibrant Life Green */
    --primary-dark: #005c2f;
    --secondary-color: #d62d20;
    /* Red Accent (Blood Drop) */
    --secondary-dark: #a51b0e;
    --accent-color: #f0fdf4;
    /* Very Light Green Background */
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --white: #ffffff;
    --gradient-brand: linear-gradient(135deg, #008744 0%, #00a651 100%);

    /* Shadows & Radius */
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.1);
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    color: var(--text-dark);
    background-color: var(--accent-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.text-gradient {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section {
    padding: 80px 0;
}

.center {
    text-align: center;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-decoration: none;
    transition: var(--transition-fast);
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-brand);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 86, 179, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 86, 179, 0.4);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

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

.btn-outline {
    background: transparent;
    color: var(--text-dark);
    /* Adjusted for readability on light/glass bg */
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background: rgba(0, 86, 179, 0.1);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    height: 80px;
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo .highlight {
    color: var(--secondary-color);
}

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

.nav-links a:not(.btn-nav) {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

.btn-nav {
    background: var(--primary-color);
    color: var(--white);
    padding: 10px 24px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-fast);
}

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: url('assets/images/hero_bg.png') no-repeat center center/cover;
    margin-top: 80px;
    /* Offset for fixed nav */
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.7) 50%, rgba(255, 255, 255, 0.1) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-text {
    max-width: 600px;
    animation: slideUp 0.8s ease-out;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(32, 201, 151, 0.1);
    color: var(--secondary-dark);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(32, 201, 151, 0.2);
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.hero p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
}

/* Trust Bar */
.trust-bar {
    background: var(--white);
    padding: 2rem 0;
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 5;
    margin-top: -50px;
    border-radius: var(--radius-lg);
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.trust-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
}

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

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 4rem;
}

.about-content p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.check-list {
    list-style: none;
    margin-top: 2rem;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-weight: 500;
    color: var(--text-dark);
}

.check-list i {
    color: var(--secondary-color);
    font-size: 1.25rem;
}

.about-image-card {
    height: 500px;
    background: url('https://images.unsplash.com/photo-1579684385136-137af7549091?auto=format&fit=crop&q=80&w=1000') center/cover;
    border-radius: var(--radius-lg);
    position: relative;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: end;
    padding: 2rem;
}

.card-glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    width: 100%;
}

.card-glass h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.card-glass p {
    font-style: italic;
    font-size: 0.9rem;
    color: var(--text-dark);
}

/* Services */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.service-card {
    background: var(--accent-color);
    padding: 2rem;
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    background: var(--white);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 86, 179, 0.1);
}

.icon-box {
    width: 60px;
    height: 60px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.service-card h3 {
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Convenience Section */
.bg-light-blue {
    background-color: var(--accent-color);
}

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

.diff-item {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border-left: 5px solid var(--secondary-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.diff-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

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

.diff-item h3 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.diff-item p {
    color: var(--text-light);
}

.center-btn {
    text-align: center;
    margin-top: 2rem;
}

/* Contact */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 2rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-info {
    padding: 3rem;
    background: var(--gradient-brand);
    color: var(--white);
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.contact-info>p {
    margin-bottom: 3rem;
    opacity: 0.9;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.info-item i {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 4px;
}

.info-item strong {
    display: block;
    margin-bottom: 4px;
    font-size: 1.1rem;
}

.info-item p,
.info-item a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
}

.info-item a:hover {
    text-decoration: underline;
}

.map-container {
    min-height: 400px;
}

/* Footer */
footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 3rem 0;
    text-align: center;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    opacity: 0.9;
}

/* Floating Action */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #20ba5a;
}

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */

/* --- Tablet Landscape & Small Desktop (max-width: 992px) --- */
@media (max-width: 992px) {
    .navbar {
        height: auto;
        min-height: 70px;
        padding: 0.5rem 0;
    }

    .logo img {
        height: 60px !important;
    }

    .hero {
        margin-top: 70px;
        height: auto;
        min-height: auto;
        padding: 80px 0 100px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-overlay {
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.92) 0%, rgba(255, 255, 255, 0.85) 60%, rgba(255, 255, 255, 0.4) 100%);
    }

    .trust-bar {
        margin-top: 0;
        border-radius: 0;
        max-width: 100%;
    }

    .trust-grid {
        gap: 1.5rem;
        padding: 0 1rem;
    }

    .section {
        padding: 60px 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-top: 2rem;
    }

    .about-image-card {
        order: -1;
        height: 300px;
    }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .map-container {
        min-height: 350px;
    }
}

/* --- Tablet Portrait (max-width: 768px) --- */
@media (max-width: 768px) {
    .navbar {
        height: auto;
        min-height: 65px;
        padding: 0.5rem 0;
    }

    .logo img {
        height: 55px !important;
    }

    .navbar .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 1.5rem 2rem;
        box-shadow: var(--shadow-md);
        gap: 1rem;
        border-top: 2px solid var(--primary-color);
    }

    .navbar .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        margin-top: 65px;
        padding: 60px 0 80px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

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

    .cta-group .btn {
        text-align: center;
        justify-content: center;
        width: 100%;
    }

    .trust-grid {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 0 1.5rem;
    }

    .trust-item {
        font-size: 0.9rem;
    }

    .section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-header p {
        font-size: 0.95rem;
    }

    .about-grid {
        gap: 1.5rem;
    }

    .about-image-card {
        height: 250px;
    }

    .services-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

    .service-card {
        padding: 1.5rem;
    }

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

    .contact-info {
        padding: 2rem;
    }

    .contact-info h2 {
        font-size: 1.5rem;
    }

    .map-container {
        min-height: 300px;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 26px;
    }

    footer {
        padding: 2rem 0;
    }
}

/* --- Mobile (max-width: 480px) --- */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .logo img {
        height: 45px !important;
    }

    .hero {
        padding: 50px 0 70px;
    }

    .hero h1 {
        font-size: 1.65rem;
        line-height: 1.3;
    }

    .hero p {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .badge {
        font-size: 0.8rem;
        padding: 4px 12px;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .trust-bar {
        padding: 1.5rem 0;
    }

    .trust-item p {
        font-size: 0.85rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .about-image-card {
        height: 200px;
        padding: 1rem;
    }

    .card-glass {
        padding: 1rem;
    }

    .card-glass h3 {
        font-size: 1rem;
    }

    .card-glass p {
        font-size: 0.85rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .service-card {
        padding: 1.25rem;
    }

    .icon-box {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        margin-bottom: 1rem;
    }

    .diff-item {
        padding: 1.25rem;
    }

    .diff-item i {
        font-size: 1.5rem;
    }

    .contact-info {
        padding: 1.5rem;
    }

    .info-item i {
        font-size: 1.25rem;
    }

    .map-container {
        min-height: 250px;
    }

    .footer-logo {
        font-size: 1.25rem;
    }

    footer p {
        font-size: 0.85rem;
    }

    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
}