/* ===== VARIÁVEIS ===== */
:root {
    --primary: #FDB913;
    --primary-dark: #E5A600;
    --primary-light: #FFEAA8;
    --black: #1A1A1A;
    --white: #FFFFFF;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    
    --success: #4CAF50;
    --warning: #FF9800;
    --danger: #F44336;
    --info: #2196F3;
    
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
    
    --radius: 8px;
    --radius-lg: 12px;
    
    --transition: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--gray-800);
    line-height: 1.5;
    background: var(--white);
}

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

/* ===== HEADER ===== */
.header {
    position: sticky;
    top: 0;
    background: var(--white);
    border-bottom: 2px solid var(--primary);
    z-index: 100;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    color: var(--black);
}

.logo i {
    color: var(--primary);
    font-size: 28px;
}

.logo-dot {
    color: var(--primary);
}

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--gray-600);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    gap: 10px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--gray-600);
    cursor: pointer;
}

/* ===== BOTÕES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.btn i {
    font-size: 16px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    border-color: var(--gray-300);
    color: var(--gray-700);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-large {
    padding: 14px 28px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
}

.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-100) 100%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--primary-light);
    color: var(--black);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.highlight {
    color: var(--primary);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--primary-light);
    z-index: -1;
}

.hero-text {
    font-size: 18px;
    color: var(--gray-600);
    margin: 20px 0;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.stat-card {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--black);
}

.stat-label {
    color: var(--gray-500);
    font-size: 14px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    height: 300px;
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: 15px 25px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    animation: float 3s ease-in-out infinite;
    border-left: 4px solid var(--primary);
}

.floating-card i {
    font-size: 24px;
    color: var(--primary);
}

.card-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: 10%;
    animation-delay: 0.5s;
}

.card-3 {
    bottom: 10%;
    left: 20%;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

/* ===== SEARCH SECTION ===== */
.search-section {
    padding: 40px 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
}

.search-header {
    text-align: center;
    margin-bottom: 30px;
}

.search-header h2 i {
    color: var(--primary);
    margin-right: 8px;
}

.filters-container {
    max-width: 900px;
    margin: 0 auto;
}

.search-box {
    position: relative;
    margin-bottom: 20px;
}

.search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.search-input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 16px;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary);
}

.filters-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.filter-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
}

.filter-select {
    padding: 10px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary);
}

.filters-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ===== DOCUMENTS SECTION ===== */
.documents-section {
    padding: 60px 0;
    background: var(--gray-100);
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 i {
    color: var(--primary);
    margin-right: 8px;
}

.section-header p {
    color: var(--gray-600);
    margin-top: 10px;
}

.documents-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

/* Card de Documento */
.document-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 2px solid transparent;
}

.document-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--gray-200);
}

.card-icon {
    width: 45px;
    height: 45px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
}

.card-title h3 {
    font-size: 16px;
    margin-bottom: 4px;
}

.card-type {
    font-size: 13px;
    color: var(--gray-500);
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-body {
    padding: 15px;
}

.card-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--gray-700);
}

.card-info i {
    color: var(--primary);
    width: 16px;
    font-size: 14px;
}

.card-info strong {
    color: var(--gray-900);
    margin-right: 4px;
}

.card-footer {
    padding: 15px;
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-status {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-1 { background: #FFF3CD; color: #856404; } /* Activo */
.status-2 { background: #D1ECF1; color: #0C5460; } /* Em análise */
.status-3 { background: #F8D7DA; color: #721C24; } /* Aguardando */
.status-4 { background: #D4EDDA; color: #155724; } /* Disponível */
.status-5 { background: #E2E3E5; color: #383D41; } /* Entregue */

.card-reward {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    font-weight: 600;
    color: var(--success);
}

.card-btn {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ===== STEPS ===== */
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.step {
    text-align: center;
}

.step-icon {
    position: relative;
    width: 70px;
    height: 70px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.step-icon i {
    font-size: 28px;
    color: var(--primary);
}

.step-number {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 25px;
    height: 25px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    border: 2px solid var(--white);
}

.step h3 {
    margin-bottom: 10px;
    font-size: 18px;
}

.step p {
    color: var(--gray-600);
    font-size: 14px;
}

/* ===== POINTS GRID ===== */
.points-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.point-card {
    background: var(--white);
    padding: 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
}

.point-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary);
}

.point-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
}

.point-info h3 {
    font-size: 16px;
    margin-bottom: 5px;
}

.point-info p {
    color: var(--gray-600);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* ===== MODAL ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    display: none;
}

.overlay.active {
    display: block;
}

.modal-container {
    background: var(--white);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--radius-lg);
    padding: 25px;
    position: relative;
    animation: slideIn 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 20px;
    color: var(--gray-500);
    cursor: pointer;
}

.modal-header {
    text-align: center;
    margin-bottom: 25px;
}

.modal-icon {
    font-size: 40px;
    color: var(--primary);
    margin-bottom: 10px;
}

.modal-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--gray-200);
    padding-bottom: 10px;
}

.modal-tab {
    background: none;
    border: none;
    padding: 8px 20px;
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
    position: relative;
}

.modal-tab.active {
    color: var(--primary);
}

.modal-tab.active::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary);
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    font-size: 14px;
    color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group.checkbox input {
    width: auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.required {
    color: var(--danger);
}

/* ===== AUTH FORM ===== */
.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

/* ===== LOADING SPINNER ===== */
.loading-spinner {
    display: none;
    justify-content: center;
    padding: 40px;
}

.loading-spinner.active {
    display: flex;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== NO RESULTS ===== */
.no-results {
    text-align: center;
    padding: 60px 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
}

.no-results i {
    font-size: 60px;
    color: var(--gray-300);
    margin-bottom: 20px;
}

.no-results h3 {
    margin-bottom: 10px;
    color: var(--gray-700);
}

.no-results p {
    color: var(--gray-500);
}

/* ===== LOAD MORE ===== */
.load-more {
    text-align: center;
    margin-top: 30px;
}

/* ===== TOAST ===== */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1100;
}

.toast {
    background: var(--white);
    padding: 12px 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    animation: slideIn 0.3s ease;
    border-left: 4px solid var(--primary);
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }

.toast i {
    font-size: 18px;
}

.toast.success i { color: var(--success); }
.toast.error i { color: var(--danger); }
.toast.warning i { color: var(--warning); }

/* ===== FOOTER ===== */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-info .logo {
    color: var(--white);
    margin-bottom: 15px;
}

.footer-info p {
    color: var(--gray-500);
    margin-bottom: 20px;
    font-size: 14px;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-links a {
    width: 35px;
    height: 35px;
    background: var(--gray-800);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--black);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 16px;
}

.footer-links a {
    display: block;
    color: var(--gray-500);
    text-decoration: none;
    margin-bottom: 10px;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-contact p {
    color: var(--gray-500);
    margin-bottom: 10px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-contact i {
    color: var(--primary);
    width: 16px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--gray-800);
    color: var(--gray-600);
    font-size: 13px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .documents-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu,
    .nav-actions {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .filters-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .points-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 640px) {
    .documents-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-row {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}