/* ============================================
   VARIÁVEIS E RESET
   ============================================ */

:root {
    --primary: #2f57a6;
    --primary-dark: #24478c;
    --secondary: #f0f0f0;
    --text-dark: #1c1c1c;
    --text-muted: #5e5e5e;
    --border: #e6e6e6;
    --success: #117a4b;
    --error: #b42318;
    --shadow: 0 10px 24px rgba(0,0,0,.08);
    --shadow-sm: 0 2px 8px rgba(0,0,0,.04);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    background: #fff;
    line-height: 1.6;
}

/* ============================================
   LAYOUT GERAL
   ============================================ */

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 18px;
}

/* ============================================
   HEADER
   ============================================ */

.header {
    background: var(--primary);
    color: #fff;
    padding: 24px 0;
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.logo h1 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo h1 span {
    color: #e8f0ff;
}

.tagline {
    font-size: 12px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0.9;
    margin-top: 4px;
}

.nav {
    display: flex;
    gap: 12px;
}

.nav-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,.3);
    color: #fff;
    padding: 10px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    border-color: rgba(255,255,255,.6);
    background: rgba(255,255,255,.1);
}

.nav-btn.active {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}

/* ============================================
   MAIN CONTENT
   ============================================ */

.main {
    padding: 48px 0;
    min-height: calc(100vh - 200px);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.section-header h2 {
    font-size: 32px;
    color: var(--primary);
    margin-bottom: 8px;
}

.section-header p {
    font-size: 16px;
    color: var(--text-muted);
}

/* ============================================
   FORMULÁRIOS
   ============================================ */

.search-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
    padding: 24px;
    background: var(--secondary);
    border-radius: 8px;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.form-cadastro {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 32px;
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
}

input, select, textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    color: var(--text-dark);
    transition: border-color 0.3s ease;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(47, 87, 166, 0.1);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

fieldset {
    border: none;
    padding: 0;
    margin-bottom: 24px;
}

legend {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border);
}

.aviso-seguranca {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 4px;
    padding: 16px;
    margin: 24px 0;
    font-size: 13px;
}

.aviso-seguranca p {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.aviso-seguranca ul {
    margin-left: 20px;
    color: var(--text-muted);
}

.aviso-seguranca li {
    margin-bottom: 4px;
}

/* ============================================
   BOTÕES
   ============================================ */

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--text-dark);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.form-actions button {
    flex: 1;
}

/* ============================================
   RESULTADOS
   ============================================ */

.resultados {
    margin-top: 32px;
}

.resultados.hidden {
    display: none;
}

.resultados-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border);
}

.resultados-header h3 {
    font-size: 20px;
    color: var(--primary);
}

.total {
    font-size: 13px;
    color: var(--text-muted);
}

.prestadores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.prestador-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.prestador-card h4 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 8px;
}

.prestador-info {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
    line-height: 1.8;
}

.prestador-info strong {
    color: var(--text-dark);
}

.prestador-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 12px 0;
    font-size: 13px;
}

.stars {
    color: #ffc107;
}

.vazio {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.vazio.hidden {
    display: none;
}

/* ============================================
   STATUS MESSAGES
   ============================================ */

.status-message {
    display: block;
    margin-top: 8px;
    font-size: 12px;
    font-weight: 600;
}

.status-message.success {
    color: var(--success);
}

.status-message.error {
    color: var(--error);
}

.status-message.loading {
    color: var(--primary);
}

.status-message.hidden {
    display: none;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--primary);
    color: #fff;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    margin-bottom: 32px;
}

.footer-section h4 {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.footer-section p {
    font-size: 13px;
    opacity: 0.9;
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section a {
    color: #fff;
    text-decoration: none;
    font-size: 13px;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-section a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,.2);
    font-size: 12px;
    opacity: 0.8;
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 16px;
    }

    .nav {
        width: 100%;
        justify-content: center;
    }

    .search-form {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-cadastro {
        padding: 20px;
    }

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

    .section-header h2 {
        font-size: 24px;
    }

    .form-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 20px;
    }

    .nav-btn {
        padding: 8px 12px;
        font-size: 11px;
    }

    .main {
        padding: 24px 0;
    }

    .section-header {
        margin-bottom: 24px;
    }

    .section-header h2 {
        font-size: 20px;
    }

    .section-header p {
        font-size: 14px;
    }
}

/* ============================================
   UTILITÁRIOS
   ============================================ */

.hidden {
    display: none !important;
}

.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(47, 87, 166, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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