/* 
 * Projeto Start - Igreja Verbo da Vida
 * Estilos Principais
 * Paleta: #47B0EB (Primária) | #14326C (Secundária)
 */

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores */
    --primary-color: #47B0EB;
    --secondary-color: #14326C;
    --primary-light: #6BC1F0;
    --primary-dark: #2A9ADF;
    --secondary-light: #1B4A8C;
    --secondary-dark: #0F2548;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    --gradient-light: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    --gradient-card: linear-gradient(145deg, rgba(71, 176, 235, 0.05) 0%, rgba(20, 50, 108, 0.05) 100%);
    
    /* Neutras */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Estados */
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Espaçamento */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-colored: 0 10px 25px -3px rgba(71, 176, 235, 0.3);
    
    /* Bordas */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    
    /* Transições */
    --transition-fast: 0.15s ease-out;
    --transition-base: 0.25s ease-out;
    --transition-slow: 0.3s ease-out;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-50);
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

/* ===== LOADING OVERLAY ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    z-index: 9999;
}

.loading-overlay.show {
    display: flex;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-4);
}

.loading-overlay p {
    color: var(--gray-600);
    font-weight: 500;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===== HEADER ===== */
.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--gray-100);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    padding: var(--spacing-4) 0;
}

.logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.header-text h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-1);
}

.header-text p {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* ===== MAIN ===== */
.main {
    padding: var(--spacing-8) 0;
}

/* ===== HERO SECTION ===== */
.hero {
    margin-bottom: var(--spacing-16);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-12);
    align-items: start;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-6);
    color: var(--gray-900);
}

.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    margin-bottom: var(--spacing-8);
    line-height: 1.7;
}

/* ===== EVENT INFO ===== */
.event-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.event-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
    transition: all var(--transition-base);
}

.event-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.event-icon {
    font-size: var(--font-size-2xl);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    border-radius: var(--border-radius-md);
}

.event-details strong {
    display: block;
    font-weight: 600;
    color: var(--gray-900);
    font-size: var(--font-size-sm);
}

.event-details span {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

/* ===== FORM CONTAINER ===== */
.form-container {
    background: var(--white);
    border-radius: var(--border-radius-2xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-100);
    position: relative;
    overflow: hidden;
}

.form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.form-header h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-2);
}

.form-header p {
    color: var(--gray-600);
    font-size: var(--font-size-base);
}

/* ===== FORM STYLES ===== */
.inscription-form {
    display: block;
}

.inscription-form.hidden {
    display: none;
}

.form-group {
    margin-bottom: var(--spacing-6);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
}

.form-input {
    width: 100%;
    padding: var(--spacing-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
    background: var(--white);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(71, 176, 235, 0.1);
    transform: translateY(-1px);
}

.form-input:invalid:not(:focus):not(:placeholder-shown) {
    border-color: var(--error);
}

.form-input:valid:not(:focus):not(:placeholder-shown) {
    border-color: var(--success);
}

.form-error {
    color: var(--error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-2);
    display: none;
    align-items: center;
    gap: var(--spacing-2);
}

.form-error.show {
    display: flex;
}

.form-error::before {
    content: '⚠️';
    font-size: var(--font-size-sm);
}

/* ===== BUTTON STYLES ===== */
.btn-submit {
    width: 100%;
    padding: var(--spacing-5) var(--spacing-6);
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    margin-bottom: var(--spacing-4);
    font-family: inherit;
    box-shadow: var(--shadow-colored);
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -5px rgba(71, 176, 235, 0.4);
}

.btn-submit:active {
    transform: translateY(0);
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-text {
    transition: opacity var(--transition-fast);
}

.btn-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit.loading .btn-loading {
    opacity: 1;
}

.btn-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.btn-retry {
    padding: var(--spacing-3) var(--spacing-6);
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-top: var(--spacing-4);
}

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

.form-disclaimer {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    text-align: center;
    line-height: 1.5;
}

.recaptcha-disclaimer {
    font-size: 10px;
    color: var(--gray-400);
    text-align: center;
    line-height: 1.4;
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--gray-100);
}

.recaptcha-disclaimer a {
    color: var(--gray-500);
    text-decoration: underline;
    transition: color 0.2s ease;
}

.recaptcha-disclaimer a:hover {
    color: var(--primary);
}

/* ===== MESSAGE STYLES ===== */
.success-message,
.error-message {
    display: none;
    text-align: center;
    padding: var(--spacing-8);
}

.success-message.show,
.error-message.show {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

.success-icon,
.error-icon {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-4);
}

.success-message h3 {
    color: var(--success);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
}

.error-message h3 {
    color: var(--error);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
}

.success-message p,
.error-message p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-2);
}

/* ===== ADDITIONAL INFO ===== */
.additional-info {
    margin-top: var(--spacing-16);
}

.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-6);
}

.info-card {
    background: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
    text-align: center;
    transition: all var(--transition-base);
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-4);
}

.info-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-3);
}

.info-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--spacing-12) 0 var(--spacing-8);
    margin-top: var(--spacing-20);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-8);
    text-align: center;
}

.footer-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    flex-wrap: wrap;
}

.footer-logo-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.footer-info h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin: 0;
    color: var(--white);
}

.footer-separator {
    color: var(--gray-400);
    font-size: var(--font-size-lg);
}

.footer-info p {
    color: var(--gray-400);
    font-size: var(--font-size-sm);
    margin: 0;
}

.footer-credits {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    flex-wrap: wrap;
}

.footer-credits h4 {
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin: 0;
    color: var(--gray-300);
}

.footer-credits p {
    color: var(--gray-400);
    font-size: var(--font-size-sm);
    margin: 0;
}

.heart-beat {
    display: inline-block;
    color: #e74c3c;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Mobile */
@media (max-width: 767px) {
    .footer-info,
    .footer-credits {
        flex-direction: column;
        gap: var(--spacing-2);
    }
    
    .footer-separator {
        display: none;
    }
    
    .footer-logo-img {
        width: 40px;
        height: 40px;
    }
    
    .footer-info h4,
    .footer-credits h4 {
        font-size: var(--font-size-sm);
    }
    
    .footer-info p,
    .footer-credits p {
        font-size: var(--font-size-xs);
    }
}

/* Tablet */
@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-6);
    }
    
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-16);
        align-items: center;
    }
    
    .hero-title {
        font-size: var(--font-size-5xl);
    }
    
    .event-info {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-4);
    }
    
    .event-item:last-child {
        grid-column: 1 / -1;
    }
    
    .form-container {
        animation: slideInRight 0.8s ease-out;
    }
    
    .header-content {
        padding: var(--spacing-6) 0;
    }
    
    .logo {
        width: 80px;
        height: 80px;
    }
    
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* ===== SPEAKERS SECTION ===== */
.speakers-section {
    padding: var(--spacing-16) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-12);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-4);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.speakers-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
    max-width: 900px;
    margin: 0 auto;
}

.speaker-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.speaker-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.speaker-image-wrapper {
    position: relative;
    width: 200px;
    height: 200px;
    margin-bottom: var(--spacing-6);
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
}

.speaker-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.speaker-card:hover .speaker-image {
    transform: scale(1.05);
}

.speaker-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.speaker-content {
    text-align: center;
    width: 100%;
}

.speaker-name {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-4);
}

.speaker-roles {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.speaker-role {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.speaker-role.primary {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Desktop */
@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-8);
    }
    
    .event-info {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .event-item:last-child {
        grid-column: auto;
    }
    
    .form-container {
        max-width: 500px;
        margin-left: auto;
    }
    
    .info-cards {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .speakers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .section-title {
        font-size: 3rem;
    }
}

/* Large Desktop */
@media (min-width: 1200px) {
    .hero-title {
        font-size: 4rem;
    }
    
    .form-container {
        padding: var(--spacing-10);
    }
}

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

/* Focus styles for keyboard navigation */
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .header,
    .footer,
    .form-container {
        display: none;
    }
    
    .hero-title,
    .hero-description {
        color: black !important;
    }
}