/* OPA Educação - Styles.css */
/* Cores: Laranja, Amarelo, Azul (cores que estimulam aprendizado e criatividade) */

:root {
    /* Paleta de Cores */
    --laranja-opa: #FF6B35;
    --laranja-opa-dark: #E55A2B;
    --laranja-opa-light: #FF8A65;
    --amarelo-opa: #FFD23F;
    --amarelo-opa-dark: #E6BE2A;
    --azul-opa: #4A90E2;
    --azul-opa-dark: #357ABD;
    --azul-opa-light: #7BB3F0;

    /* Tons complementares */
    --white: #FFFFFF;
    --cream: #FFF8E1;
    --light-gray: #F5F5F5;
    --gray: #E0E0E0;
    --dark-gray: #666666;

    /* Fontes */
    --font-heading: 'Comic Neue', cursive;
    --font-body: 'Nunito', sans-serif;

    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    /* Bordas */
    --border-radius: 15px;
    --border-radius-lg: 20px;

    /* Sombras */
    --shadow-light: 0 4px 12px rgba(255, 107, 53, 0.15);
    --shadow-medium: 0 8px 24px rgba(255, 107, 53, 0.2);
    --shadow-strong: 0 12px 36px rgba(255, 107, 53, 0.25);

    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--dark-gray);
    background: linear-gradient(135deg, var(--cream) 0%, var(--white) 100%);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--laranja-opa-dark);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-md);
    color: var(--dark-gray);
}

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

a:hover {
    color: var(--azul-opa-dark);
    transform: translateY(-2px);
}

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

/* Header */
.main-header {
    background: linear-gradient(135deg, var(--laranja-opa) 0%, var(--laranja-opa-dark) 100%);
    color: var(--white);
    padding: var(--spacing-md) 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-medium);
    border-bottom: 4px solid var(--amarelo-opa);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-animated {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    text-shadow: 2px 2px 0px var(--amarelo-opa);
}

.logo-sparkle {
    font-size: 1.5rem;
    animation: sparkle 2s infinite;
}

@keyframes sparkle {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 1; }
    50% { transform: scale(1.2) rotate(180deg); opacity: 0.7; }
}

.logo-subtitle h1 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.tagline {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 400;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.main-nav a {
    color: var(--white);
    font-weight: 600;
    transition: var(--transition);
    padding: 0.5rem 0;
    position: relative;
}

.main-nav a:hover {
    color: var(--amarelo-opa);
    transform: translateY(-3px);
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--amarelo-opa);
    transition: var(--transition);
}

.main-nav a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--azul-opa-light) 0%, var(--laranja-opa-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--white);
    text-align: center;
    margin-top: 80px;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.1;
    background-image:
        radial-gradient(circle at 20% 80%, var(--amarelo-opa) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, var(--azul-opa) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, var(--laranja-opa) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
    text-shadow: 3px 3px 0px rgba(0,0,0,0.2);
    animation: bounceIn 1s ease-out;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    line-height: 1.7;
    font-weight: 400;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.feature-bubble {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 2px solid var(--amarelo-opa);
    border-radius: 50px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    transition: var(--transition);
    animation: float 3s ease-in-out infinite;
}

.feature-bubble:nth-child(2) { animation-delay: 1s; }
.feature-bubble:nth-child(3) { animation-delay: 2s; }

.feature-bubble:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.3);
}

.feature-icon {
    font-size: 1.5rem;
}

.cta-button {
    background: var(--amarelo-opa);
    color: var(--laranja-opa-dark);
    padding: 1.2rem 2.5rem;
    border-radius: var(--border-radius-lg);
    font-weight: 700;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    display: inline-block;
    box-shadow: var(--shadow-medium);
    border: 3px solid var(--white);
    position: relative;
    overflow: hidden;
}

.cta-button:hover {
    background: var(--amarelo-opa-dark);
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-strong);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: var(--transition);
}

.cta-button:hover::before {
    left: 100%;
}

.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.floating-book, .floating-pencil, .floating-star {
    position: absolute;
    font-size: 2rem;
    animation: float 6s ease-in-out infinite;
}

.floating-book {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-pencil {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-star {
    top: 40%;
    right: 5%;
    animation-delay: 4s;
}

@keyframes bounceIn {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.05); }
    70% { transform: scale(0.9); }
    100% { transform: scale(1); opacity: 1; }
}

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

/* Seções Gerais */
section {
    padding: var(--spacing-xl) 0;
}

/* About Section */
.about-section {
    background: var(--white);
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23FFD23F" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%234A90E2" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="%23FF6B35" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.about-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--cream) 100%);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--laranja-opa) 0%, var(--amarelo-opa) 50%, var(--azul-opa) 100%);
    opacity: 0;
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-10px) rotate(2deg);
    box-shadow: var(--shadow-strong);
}

.about-card:hover::before {
    opacity: 0.1;
}

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.about-card h3 {
    color: var(--laranja-opa);
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

/* Courses Section */
.courses-section {
    background: linear-gradient(135deg, var(--cream) 0%, var(--white) 100%);
}

.section-subtitle {
    text-align: center;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xl);
    font-size: 1.1rem;
    font-weight: 400;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
}

.course-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 2px solid var(--gray);
    position: relative;
    overflow: hidden;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--laranja-opa), var(--amarelo-opa), var(--azul-opa));
}

.course-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-strong);
    border-color: var(--laranja-opa);
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.course-icon {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--laranja-opa), var(--amarelo-opa));
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-badge {
    background: var(--azul-opa);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.course-card h3 {
    color: var(--laranja-opa);
    margin-bottom: var(--spacing-sm);
}

.course-features {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.course-features li {
    padding: 0.25rem 0;
    position: relative;
    padding-left: 1.5rem;
    font-size: 0.9rem;
}

.course-features li:before {
    content: "🎯";
    position: absolute;
    left: 0;
    font-size: 0.8rem;
}

.course-price {
    margin: var(--spacing-md) 0;
    text-align: center;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--laranja-opa);
    display: block;
}

.period {
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.course-button {
    background: linear-gradient(135deg, var(--laranja-opa), var(--laranja-opa-dark));
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    display: block;
    width: 100%;
    border: none;
    cursor: pointer;
}

.course-button:hover {
    background: linear-gradient(135deg, var(--laranja-opa-dark), var(--laranja-opa));
    transform: translateY(-2px);
}

/* Methodology Section */
.methodology-section {
    background: var(--white);
}

.methodology-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.step-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--cream) 100%);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

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

.step-number {
    background: var(--amarelo-opa);
    color: var(--laranja-opa-dark);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
    box-shadow: var(--shadow-light);
}

.step-card h3 {
    color: var(--azul-opa);
    margin-bottom: var(--spacing-sm);
}

.step-icon {
    font-size: 2rem;
    margin-top: var(--spacing-md);
}

.methodology-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--cream);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 500;
}

.benefit-icon {
    font-size: 1.2rem;
    color: var(--laranja-opa);
}

/* Testimonials Section */
.testimonials-section {
    background: linear-gradient(135deg, var(--azul-opa-light) 0%, var(--white) 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-light);
    position: relative;
    transition: var(--transition);
}

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

.testimonial-stars {
    color: var(--amarelo-opa);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    color: var(--dark-gray);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--laranja-opa), var(--amarelo-opa));
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-info strong {
    display: block;
    color: var(--laranja-opa);
    margin-bottom: 0.25rem;
}

.author-info span {
    font-size: 0.9rem;
    color: var(--dark-gray);
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--laranja-opa) 0%, var(--laranja-opa-dark) 100%);
    color: var(--white);
}

.newsletter-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.newsletter-text h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.newsletter-text p {
    color: var(--white);
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.newsletter-benefits {
    list-style: none;
    padding: 0;
}

.newsletter-benefits li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.newsletter-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 2px solid var(--amarelo-opa);
}

.newsletter-form form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--amarelo-opa);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: var(--white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--azul-opa);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
}

.newsletter-button {
    background: var(--amarelo-opa);
    color: var(--laranja-opa-dark);
    border: none;
    padding: 1rem;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.newsletter-button:hover {
    background: var(--amarelo-opa-dark);
    transform: translateY(-2px);
}

/* Links de Autoridade */
.authority-links {
    background: var(--light-gray);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.authority-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.authority-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.link-icon {
    font-size: 1.5rem;
}

/* Footer */
.main-footer {
    background: var(--laranja-opa-dark);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--amarelo-opa);
    margin-bottom: var(--spacing-md);
}

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

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: var(--white);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--amarelo-opa);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-links a {
    font-size: 1.5rem;
    transition: var(--transition);
}

.social-links a:hover {
    transform: scale(1.2) rotate(5deg);
}

.authority-links-footer {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.authority-links-footer a {
    color: var(--amarelo-opa);
    margin: 0 var(--spacing-sm);
    font-size: 0.9rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    opacity: 0.8;
    font-size: 0.9rem;
}

/* WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-strong);
    transition: var(--transition);
    z-index: 1000;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

.whatsapp-float img {
    width: 30px;
    height: 30px;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

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

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