:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --text: #1e293b;
    --text-light: #64748b;
    --border: #e2e8f0;
    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
}

* { box-sizing: border-box; transition: all 0.2s ease; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.5;
    margin: 0;
}

.container { max-width: 1000px; margin: 0 auto; padding: 2rem 1rem; }

/* Navbar */
.navbar {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    margin-bottom: 1.5rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.navbar .container {
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.navbar a { text-decoration: none; color: var(--text); font-weight: 500; font-size: 0.9375rem; }
.navbar .brand { font-size: 1.25rem; font-weight: 800; color: var(--primary); display: flex; align-items: center; gap: 8px; }
.nav-links { display: flex; gap: 1rem; align-items: center; }

/* Dropdown Menu */
.dropdown {
    position: relative;
}
.dropdown-trigger {
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 4px;
    text-decoration: none;
}
.dropdown-trigger:hover {
    background: #f1f5f9;
}
.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--card-bg);
    min-width: 200px;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    border: 1px solid var(--border);
    border-radius: 8px;
    z-index: 2000;
    top: 100%; /* Removido o gap de 5px */
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem;
}

/* Criar uma área invisível para manter o hover mesmo se houver um pequeno deslocamento */
.dropdown::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 15px;
    display: block;
}

.dropdown-content a {
    color: var(--text);
    padding: 10px 12px;
    text-decoration: none;
    display: block;
    font-size: 0.85rem;
    border-radius: 6px;
    white-space: nowrap;
}
.dropdown-content a:hover {
    background-color: #f8fafc;
    color: var(--primary);
}
.dropdown:hover .dropdown-content,
.dropdown.active .dropdown-content {
    display: block;
}

.dropdown-content.right {
    right: 0;
    left: auto;
    transform: none;
}

.dropdown-content hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 5px 0;
}

.dropdown-content a.text-error {
    color: var(--error);
}

.dropdown-content a.text-error:hover {
    background-color: #fef2f2;
}

@media (max-width: 768px) {
    .dropdown-content.right {
        position: static;
        width: 100%;
    }
}

/* Ajustes finos para caber tudo */
.navbar a { font-size: 0.85rem; }
.navbar .brand { font-size: 1.15rem; }

@media (max-width: 1024px) {
    .nav-links { gap: 0.5rem; }
    .container { max-width: 100%; padding: 0 1rem; }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 0.75rem;
    }
    .nav-links {
        width: 100%;
        justify-content: center;
        gap: 0.5rem;
        flex-wrap: wrap;
    }
    /* No mobile, desativamos o hover e usamos apenas a classe active */
    .dropdown:hover .dropdown-content { display: none; }
    .dropdown.active .dropdown-content {
        display: block;
        position: static;
        transform: none;
        box-shadow: none;
        border: 1px solid var(--border);
        width: 100%;
        margin-top: 5px;
    }
    .dropdown-trigger { width: 100%; justify-content: center; }
}

/* Components */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin-bottom: 1.5rem;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 4px 6px rgba(0,0,0,0.05); }

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    border: none;
    text-align: center;
    font-size: 0.875rem;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: #f1f5f9; color: var(--text); }
.btn-secondary:hover { background: #e2e8f0; }

.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-size: 0.875rem; font-weight: 500; }
.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
}
.form-group input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.1); }

/* Profile Upload Responsive */
.profile-upload-container {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 1.5rem;
}

@media (max-width: 480px) {
    .profile-upload-container {
        flex-direction: column;
        text-align: center;
    }
}

.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-weight: 500;
}
.alert-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.alert-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }

.points-badge {
    background: #e0e7ff;
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 700;
}

.progress-container {
    background: #e2e8f0;
    border-radius: 9999px;
    height: 10px;
    width: 100%;
    margin: 10px 0;
    overflow: hidden;
}
.progress-bar {
    background: var(--primary);
    height: 100%;
    border-radius: 9999px;
}

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-2-1 { grid-template-columns: 2fr 1fr; }

/* Layout específico para View Test */
.view-test-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.view-test-main {
    grid-column: 1;
    grid-row: 1;
}

.view-test-sidebar {
    grid-column: 2;
    grid-row: 1 / span 2;
}

.view-test-feed {
    grid-column: 1;
    grid-row: 2;
}

@media (max-width: 768px) {
    .grid, .grid-2-1 { grid-template-columns: 1fr; gap: 1rem; }

    .view-test-layout {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .view-test-main { order: 1; }
    .view-test-sidebar { order: 2; }
    .view-test-feed { order: 3; }

    .container { padding: 1rem 1rem; }
    h1 { font-size: 1.75rem !important; }
    .card { padding: 1.25rem; }
}

/* Modal de Imagem */
.img-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.85);
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
    backdrop-filter: blur(5px);
}
.img-modal img {
    max-width: 95%;
    max-height: 95%;
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    cursor: default;
    transition: transform 0.3s ease;
}
.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    text-shadow: 0 0 10px rgba(0,0,0,0.5);
}
.close-modal:hover { color: var(--error); }

/* Global Loading Overlay */
#global-loader {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    z-index: 10000;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

.loader-text {
    font-weight: 600;
    color: var(--text);
    font-size: 1rem;
}

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

/* Icon Styles */
.icon-svg {
    width: 1.2em;
    height: 1.2em;
    vertical-align: middle;
    display: inline-block;
    flex-shrink: 0;
}

.icon-svg.small {
    width: 1em;
    height: 1em;
}

.icon-svg.large-icon {
    width: 3rem;
    height: 3rem;
}

.success-text { color: var(--success); }
.error-text { color: var(--error); }
.warning-text { color: var(--warning); }
.primary-text { color: var(--primary); }
.silver-text { color: #94a3b8; }
.bronze-text { color: #cd7f32; }

.interaction-icon {
    width: 24px;
    height: 24px;
}

.btn .icon-svg {
    margin-right: 8px;
}

.nav-links .icon-svg {
    width: 1.1rem;
    height: 1.1rem;
}