/* ========================================
   CSS Principal - Site Luan Santana
   Design responsivo e acessível
   ======================================== */

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

:root {
    /* Cores principais */
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #e94560;
    --accent-hover: #ff6b6b;
    --text-color: #333333;
    --text-light: #666666;
    --text-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;

    /* Tipografia */
    --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;

    /* Bordas */
    --border-radius: 8px;
    --border-radius-lg: 16px;

    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);

    /* Transições */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

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

/* Lista */
ul {
    list-style: none;
}

/* ========================================
   Header e Navegação
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--primary-color);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-menu a {
    color: var(--text-white);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-color);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-white);
    border-radius: 2px;
    transition: var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.hero-overlay {
    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"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: 50px 50px;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.5rem);
    color: rgba(255,255,255,0.9);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   Botões
   ======================================== */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-align: center;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
}

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

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

/* ========================================
   Seções
   ======================================== */
.section {
    padding: var(--spacing-xxl) 0;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--accent-color);
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

/* About Section */
.about-section {
    background-color: var(--bg-light);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
    color: var(--text-light);
}

.about-text .btn {
    margin-top: var(--spacing-md);
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.stat-number {
    display: block;
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

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

/* Highlights Section */
.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.highlight-card {
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
}

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

.highlight-icon {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.highlight-card h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

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

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--accent-color) 0%, #ff6b6b 100%);
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--text-white);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

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

.cta-section .btn-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--primary-color);
    color: var(--text-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

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

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

.footer-section p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    line-height: 1.7;
}

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

.footer-section ul a {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.disclaimer {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}

/* ========================================
   Páginas Internas
   ======================================== */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: calc(80px + var(--spacing-xxl)) 0 var(--spacing-xxl);
    text-align: center;
}

.page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--text-white);
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    color: rgba(255,255,255,0.8);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Content Section */
.content-section {
    padding: var(--spacing-xxl) 0;
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.content-wrapper h2 {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.content-wrapper h3 {
    font-size: 1.35rem;
    color: var(--primary-color);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.content-wrapper p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.content-wrapper ul,
.content-wrapper ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.content-wrapper li {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
}

.content-wrapper ol {
    list-style: decimal;
}

.content-wrapper ul {
    list-style: disc;
}

/* Timeline (Biografia) */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background-color: var(--accent-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    width: calc(50% - 40px);
}

.timeline-item:nth-child(odd) {
    margin-left: auto;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: var(--spacing-lg);
    width: 16px;
    height: 16px;
    background-color: var(--accent-color);
    border-radius: 50%;
    border: 4px solid var(--bg-white);
}

.timeline-item:nth-child(odd)::before {
    left: -48px;
}

.timeline-item:nth-child(even)::before {
    right: -48px;
}

.timeline-year {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xs);
}

.timeline-item h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

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

/* Discografia */
.albums-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.album-card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.album-cover {
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.album-cover svg {
    width: 80px;
    height: 80px;
    color: var(--accent-color);
}

.album-info {
    padding: var(--spacing-md);
}

.album-info h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.album-info .album-year {
    font-size: 0.9rem;
    color: var(--accent-color);
    font-weight: 600;
}

.album-info p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: var(--spacing-sm);
}

/* Shows */
.shows-grid {
    display: grid;
    gap: var(--spacing-md);
    max-width: 800px;
    margin: 0 auto;
}

.show-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.show-card:hover {
    box-shadow: var(--shadow-md);
}

.show-date {
    text-align: center;
    min-width: 80px;
}

.show-date .day {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1;
}

.show-date .month {
    display: block;
    font-size: 0.9rem;
    color: var(--text-light);
    text-transform: uppercase;
}

.show-info h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

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

.show-status {
    margin-left: auto;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 600;
}

.show-status.confirmed {
    background-color: #d4edda;
    color: #155724;
}

.show-status.soon {
    background-color: #fff3cd;
    color: #856404;
}

/* Contato */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto;
}

.contact-info-card {
    background-color: var(--bg-light);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
}

.contact-info-card h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.contact-info-card p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.contact-form {
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: var(--spacing-xl) 0 var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.legal-content h2:first-of-type {
    border-top: none;
    margin-top: 0;
}

.legal-content p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.legal-content ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    list-style: disc;
}

.legal-content li {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.last-updated {
    font-size: 0.9rem;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: var(--spacing-xl);
}

/* ========================================
   Responsividade
   ======================================== */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--primary-color);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-sm);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu a {
        display: block;
        padding: var(--spacing-sm);
        text-align: center;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: calc(100% - 60px);
        margin-left: 50px !important;
    }

    .timeline-item::before {
        left: -40px !important;
        right: auto !important;
    }

    .show-card {
        flex-direction: column;
        text-align: center;
    }

    .show-status {
        margin-left: 0;
        margin-top: var(--spacing-sm);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

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

    .cta-buttons .btn {
        width: 100%;
    }
}

/* ========================================
   Acessibilidade
   ======================================== */
:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

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

/* Preferência por movimento reduzido */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Modo de alto contraste */
@media (prefers-contrast: high) {
    :root {
        --accent-color: #ff0040;
        --text-light: #000000;
    }
}