/**
 * ENCANADOR AMIGO - CSS Principal
 * Design moderno e responsivo
 */

/* ===== VARIÁVEIS CSS ===== */
:root {
    --primary: #0066CC;
    --primary-dark: #004C99;
    --secondary: #FF6B00;
    --success: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --dark: #1F2937;
    --light: #F9FAFB;
    --white: #FFFFFF;
    --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;
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', 'Inter', sans-serif;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ===== UTILITÁRIOS ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-fluid {
    width: 100%;
    padding: 0 1.5rem;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--gray-500); }

.bg-primary { background-color: var(--primary); }
.bg-light { background-color: var(--light); }
.bg-white { background-color: var(--white); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.py-1 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2 { padding-top: 1rem; padding-bottom: 1rem; }
.py-3 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-4 { padding-top: 2rem; padding-bottom: 2rem; }
.py-5 { padding-top: 3rem; padding-bottom: 3rem; }

/* ===== HEADER ===== */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    font-size: 2rem;
}

.header-phone {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--primary);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition);
}

.header-phone:hover {
    background: var(--primary-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.header-phone i {
    font-size: 1.25rem;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.95) 0%, rgba(0, 76, 153, 0.95) 100%),
                url('../images/hero-bg.jpg') center/cover no-repeat;
    color: var(--white);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    color: var(--white);
    margin-bottom: 1rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-text p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-benefits {
    list-style: none;
    margin-bottom: 2rem;
}

.hero-benefits li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.hero-benefits i {
    color: var(--success);
    font-size: 1.5rem;
}

/* ===== FORMULÁRIO ===== */
.form-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-xl);
}

.form-card h3 {
    color: var(--primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: var(--transition);
    font-family: var(--font-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-control:disabled {
    background-color: var(--gray-100);
    cursor: not-allowed;
}

.input-group {
    display: flex;
    gap: 0.5rem;
}

.input-group .form-control {
    flex: 1;
}

.btn-buscar {
    padding: 0.875rem 1.5rem;
    background: var(--gray-600);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-buscar:hover {
    background: var(--gray-700);
}

.valor-visita-box {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    margin: 1.5rem 0;
}

.valor-visita-box .label {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.valor-visita-box .valor {
    font-size: 2.5rem;
    font-weight: 800;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.btn-whatsapp {
    width: 100%;
    padding: 1.25rem;
    background: var(--success);
    color: var(--white);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-whatsapp:hover:not(:disabled) {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-whatsapp:disabled {
    background: var(--gray-400);
    cursor: not-allowed;
}

.btn-whatsapp i {
    font-size: 1.5rem;
}

/* ===== SEÇÕES ===== */
.section {
    padding: 4rem 0;
}

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

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== GRID SERVIÇOS ===== */
.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.servico-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
}

.servico-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.servico-card i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.servico-card h3 {
    margin-bottom: 1rem;
    color: var(--dark);
}

.servico-card ul {
    list-style: none;
    text-align: left;
}

.servico-card ul li {
    padding: 0.5rem 0;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.servico-card ul li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
}

/* ===== LOADING ===== */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-content {
    background: var(--white);
    padding: 2rem 3rem;
    border-radius: var(--radius-lg);
    text-align: center;
}

.spinner {
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

.aviso-visita {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    background: #FFF7ED;
    border: 1.5px solid #F59E0B;
    border-radius: var(--radius);
    padding: 0.875rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
    color: #92400E;
    line-height: 1.5;
}

.aviso-visita i {
    color: #F59E0B;
    font-size: 1.1rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
}

/* ===== ALERT ===== */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    display: none;
}

.alert-erro {
    background: #FEE2E2;
    border: 1px solid #EF4444;
    color: #991B1B;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer ul {
    list-style: none;
}

.footer ul li {
    margin-bottom: 0.75rem;
}

.footer a {
    color: var(--gray-300);
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 1.5rem;
    text-align: center;
    color: var(--gray-400);
    font-size: 0.9rem;
}

/* ===== RESPONSIVO ===== */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .header-phone span {
        display: none;
    }
    
    .servicos-grid {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 3rem 0;
    }
}