/* ==========================================================================
   Fonte Coleta - Main Styles
   Variables, Reset, Base Styles, Typography
   ========================================================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #7CB342;
    --primary-dark: #4E7C2A;
    --primary-light: #3b82f6;
    --secondary-color: #7CB342;
    --secondary-dark: #059669;
    --secondary-light: #34d399;
    --accent-color: #f59e0b;
    --accent-dark: #d97706;
    
    /* Neutrals */
    --text-dark: #1f2937;
    --text-medium: #4b5563;
    --text-light: #6b7280;
    --bg-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border-color: #e5e7eb;
    
    /* Typography */
    --font-display: 'Merriweather', serif;
    --font-body: 'Poppins', sans-serif;
    
    /* Spacing */
    --container-max: 1200px;
    --section-padding: 5rem 2rem;
    --section-padding-sm: 3rem 1rem;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 15px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 15px;
    --radius-xl: 20px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--bg-white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

h4 {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
}

h5 {
    font-size: 1.0625rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-medium);
    line-height: 1.7;
}

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

ul, ol {
    margin: 0;
    padding: 0;
}

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

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Sections */
section {
    padding: var(--section-padding);
}

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

.section-header h2 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

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

.section-subtitle {
    text-align: center;
    color: var(--text-medium);
    font-size: 1.125rem;
    margin-top: -1rem;
    margin-bottom: 3rem;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

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

.text-secondary {
    color: var(--secondary-color);
}

.bg-primary {
    background-color: var(--primary-color);
}

.bg-secondary {
    background-color: var(--secondary-color);
}

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

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

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0); 
    }
    50% { 
        transform: translateY(-20px); 
    }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 1s ease-out;
}

/* Hero Section */
.hero {
    background: url('../images/exames-de-sangue.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: white;
    padding: 6rem 2rem;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: var(--container-max);
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: center;
}

.hero-text {
    text-align: center;
    max-width: 800px;
}

.hero h1 {
    color: white;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.hero-badges {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.hero-badges .badge {
    color: rgba(255, 255, 255, 0.9);
}

.hero-badges .badge svg {
    color: white;
}

/* CTA Section */
.cta-section {
    padding: 5rem 2rem;
    text-align: center;
}

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

.cta-content h2 {
    color: white;
    margin-bottom: 1rem;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background-color: #000000;
    color: white;
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-smooth);
}

.footer-section ul a:hover {
    color: white;
}

.footer-bottom {
    max-width: var(--container-max);
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

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

/* Differential Numbers */
.differential-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Contact Section */
.contact {
    padding: 3rem 2rem;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
}

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

.contact-info > p {
    color: var(--text-medium);
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-item svg {
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.contact-item strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.contact-item a,
.contact-item p {
    color: var(--text-medium);
    font-size: 0.9375rem;
    margin: 0;
}

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

.contact-form {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 0.875rem 1rem;
    font-size: 0.9375rem;
}

.contact-form textarea {
    min-height: 100px;
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus Styles */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background-color: var(--primary-color);
    color: white;
}

::-moz-selection {
    background-color: var(--primary-color);
    color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Home Exams Section */
.home-exams {
    padding: 4rem 2rem;
}

.home-exams-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.home-exams-text {
    text-align: left;
}

.home-exams-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-medium);
    margin-bottom: 1.5rem;
}

.home-exams-text .btn {
    margin-top: 1rem;
}

.home-exams-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

/* Featured Services Section */
.featured-services {
    padding: 4rem 2rem;
}

.featured-service-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    text-align: center;
}

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

.featured-service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.featured-service-icon svg {
    color: white;
}

.featured-service-card h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.featured-service-card p {
    color: var(--text-medium);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

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

.featured-service-card .service-link:hover {
    color: var(--primary-dark);
    gap: 0.75rem;
}

/* Print Styles */
@media print {
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }
    
    a,
    a:visited {
        text-decoration: underline;
    }
    
    a[href]::after {
        content: " (" attr(href) ")";
    }
    
    .header,
    .footer,
    .cta-section,
    nav {
        display: none;
    }
    
    @page {
        margin: 2cm;
    }
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}