/* ===== VARIÁVEIS GLOBAIS ===== */
:root {
    --primary: #0d6efd;
    --primary-dark: #0a58ca;
    --secondary: #6c757d;
    --accent: #ff7f00;
    --light-bg: #f8f9fc;
    --card-radius: 20px;
    --shadow-card: 0 12px 30px rgba(0,0,0,0.08);
    --hero-gradient: linear-gradient(135deg, #0b1a33 0%, #1a3a6b 100%);
    --font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--light-bg);
    color: #1e293b;
}

/* ===== BOTÃO FLUTUANTE WHATSAPP ===== */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 9999;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.4);
    transition: all 0.25s ease;
    text-decoration: none;
    animation: pulse-whats 2s infinite;
    border: 2px solid #fff;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #20b85f;
    color: #fff;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-float .tooltip-text {
    display: none;
    position: absolute;
    right: 70px;
    background: #1e293b;
    color: #fff;
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.whatsapp-float:hover .tooltip-text {
    display: block;
}

@keyframes pulse-whats {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
    70% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ===== HERO ===== */
.hero {
    background: var(--hero-gradient);
    padding: 80px 0 70px;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero h1 {
    font-weight: 700;
    font-size: 3.2rem;
    letter-spacing: -0.02em;
}

.hero .badge-cta {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(4px);
    padding: 8px 20px;
    border-radius: 60px;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 20px;
    border: 1px solid rgba(255,255,255,0.2);
}

.hero img {
    max-width: 100%;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

/* ===== SEÇÃO COMO FUNCIONA ===== */
.section-title {
    font-weight: 700;
    letter-spacing: -0.01em;
    color: #0b1a33;
}

.badge-provedor {
    background: white;
    padding: 10px 18px;
    border-radius: 60px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
    font-weight: 600;
    color: #1e293b;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid #e9edf2;
}

/* ===== CARDS PLANOS ===== */
.card-plano {
    border: none;
    border-radius: var(--card-radius);
    background: white;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s, box-shadow 0.2s;
    height: 100%;
    padding: 1.5rem 1.2rem;
}

.card-plano:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.card-plano .operadora-badge {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 4px 14px;
    border-radius: 40px;
    background: #eef2f6;
    color: #1e293b;
    display: inline-block;
}

.card-plano .preco {
    font-size: 2.2rem;
    font-weight: 700;
    color: #0b1a33;
}

.card-plano .preco small {
    font-size: 1rem;
    font-weight: 400;
    color: var(--secondary);
}

.btn-contratar {
    background: var(--primary);
    color: white;
    border-radius: 60px;
    padding: 10px 0;
    font-weight: 600;
    width: 100%;
    border: none;
    transition: 0.15s;
}

.btn-contratar:hover {
    background: var(--primary-dark);
    color: white;
}

/* ===== MODAL / DIALOG ===== */
.dialog-overlay {
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(3px);
}

.dialog-content {
    background: white;
    border-radius: 28px;
    max-width: 520px;
    width: 100%;
    padding: 2rem 1.8rem;
    animation: slideUp 0.25s ease;
}

@keyframes slideUp {
    0% { opacity: 0; transform: scale(0.95) translateY(20px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

.dialog-content .form-control {
    border-radius: 14px;
    padding: 12px 16px;
    border: 1px solid #dce1e8;
}

.dialog-content .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15);
}

.btn-pedir {
    background: var(--accent);
    color: white;
    border-radius: 60px;
    font-weight: 700;
    padding: 14px;
    width: 100%;
    border: none;
    transition: 0.15s;
}

.btn-pedir:hover {
    background: #e06e00;
    color: white;
}

/* Animação de fade para o loading */
#loadingOverlay {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Estilo para o botão desabilitado */
.btn-pedir:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* rodapé */
.footer-custom {
    background: #0b1a33;
    color: rgba(255,255,255,0.7);
    padding: 30px 0;
    margin-top: 40px;
}

.footer-custom a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
}

.footer-custom a:hover {
    color: white;
}

/* responsividade */
@media (max-width: 768px) {
    .hero h1 {
    font-size: 2.4rem;
    }
    .whatsapp-float .tooltip-text {
    display: none !important;
    }
}