:root {
    --primary-color: #0f172a;
    --primary-light: #1e293b;
    --secondary-color: #10b981;
    --secondary-hover: #059669;
    --accent-color: #3b82f6;
    --bg-color: #f8fafc;
    --text-color: #334155;
    --text-muted: #64748b;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    line-height: 1.6;
}

/* ===== HEADER / NAVBAR ===== */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    padding: 0;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: -0.5px;
}

.logo:hover { opacity: 0.9; }

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: white;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: var(--transition);
}

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

/* ===== BOTÕES ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
    transition: var(--transition);
    letter-spacing: 0.01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-hover));
    color: white;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.btn-outline {
    border: 2px solid rgba(255,255,255,0.4);
    color: white;
    background: transparent;
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}
.btn-danger:hover {
    transform: translateY(-2px);
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

/* ===== HAMBURGER ===== */
.hamburger {
    display: none;
    font-size: 1.75rem;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0.25rem;
}

main { flex: 1; }

/* ===== CARDS ===== */
.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    margin: 2rem auto;
    max-width: 600px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

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

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--primary-color);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: var(--transition);
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

textarea.form-control {
    resize: vertical;
}

/* ===== GRID ===== */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* ===== UTILITY ===== */
.text-center { text-align: center; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }
.text-danger { color: #ef4444; }
.text-success { color: var(--secondary-color); }

.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    font-weight: 500;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== HERO ===== */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f4c3f 100%);
    color: white;
    padding: 6rem 1rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

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

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -1px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero h1 span {
    color: var(--secondary-color);
}

.hero p {
    font-size: 1.25rem;
    color: #94a3b8;
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.hero-buttons .btn {
    font-size: 1.1rem;
    padding: 1rem 2.5rem;
}

/* ===== SECTIONS ===== */
.section {
    padding: 5rem 1rem;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* ===== NEWS CARDS ===== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
}

.news-card {
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.news-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-card-body h3 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
    line-height: 1.4;
}

.news-card-body h3 a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

.news-card-body h3 a:hover {
    color: var(--secondary-color);
}

.news-card-body p {
    color: var(--text-muted);
    font-size: 0.95rem;
    flex: 1;
    margin-bottom: 1rem;
}

.news-meta {
    font-size: 0.8rem;
    color: #94a3b8;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

/* ===== SINGLE NEWS ===== */
.article-header img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    border-radius: var(--radius);
    margin-bottom: 2rem;
}

.article-content {
    line-height: 1.8;
    font-size: 1.05rem;
    color: #475569;
}

.article-content p {
    margin-bottom: 1.5rem;
}

/* ===== DASHBOARD ===== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-card {
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    text-align: center;
    border-top: 4px solid var(--secondary-color);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-card h3 {
    font-size: 2.25rem;
    margin-top: 0.5rem;
    color: var(--primary-color);
}

.stat-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== TABLE ===== */
.table-responsive {
    overflow-x: auto;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tr:hover {
    background: #f1f5f9;
}

/* ===== BADGES ===== */
.badge {
    padding: 0.3rem 0.75rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
}

.badge-ativo { background: #dcfce7; color: #166534; }
.badge-pendente { background: #fef9c3; color: #854d0e; }
.badge-bloqueado { background: #fee2e2; color: #991b1b; }

/* ===== FEATURES (Para Vigilantes / Contratantes) ===== */
.feature-card {
    background: white;
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
}

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

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.feature-card li {
    margin-bottom: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ===== FOOTER ===== */
footer {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: #94a3b8;
    text-align: center;
    padding: 3rem 0;
    margin-top: auto;
}

footer a {
    color: #cbd5e1;
    text-decoration: none;
    margin: 0 10px;
    transition: var(--transition);
}

footer a:hover {
    color: var(--secondary-color);
}

/* ===== RESPONSIVO ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 70px;
        left: 0;
        background: var(--primary-color);
        padding: 1rem;
        box-shadow: var(--shadow-lg);
        z-index: 1000;
        gap: 0.5rem;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 0.75rem 1rem;
        border-radius: var(--radius-sm);
    }

    .nav-links a:hover {
        background: rgba(255,255,255,0.05);
    }

    .nav-links a::after {
        display: none;
    }

    .hamburger {
        display: block;
    }

    .hero {
        padding: 4rem 1rem;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 3rem 1rem;
    }

    .dashboard-grid {
        grid-template-columns: 1fr 1fr;
    }
}

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