:root {
    --duo-primary: #01CBCD;
    --duo-secondary: #04D9C4;
    --duo-dark: #113F45;
    --duo-text: #31474B;
    --duo-muted: #6F8589;
    --duo-soft: #EAFBFA;
    --duo-border: #D7EEEE;
    --duo-danger: #B94A48;
    --duo-warning: #9B6A10;
    --duo-success: #1E7E5A;
    --duo-radius: 22px;
    --duo-shadow: 0 18px 45px rgba(1, 203, 205, 0.14);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Montserrat', Arial, sans-serif;
    color: var(--duo-text);
    background: linear-gradient(135deg, #F7FFFF 0%, #ECFBFA 48%, #FFFFFF 100%);
    min-height: 100vh;
}

.portal-container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.portal-topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--duo-border);
}

.portal-topbar__inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.portal-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--duo-dark);
    text-decoration: none;
    font-weight: 700;
}

.portal-brand__mark {
    display: inline-flex;
    width: 54px;
    height: 54px;
    border-radius: 18px;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: linear-gradient(135deg, var(--duo-primary), var(--duo-secondary));
    box-shadow: 0 12px 25px rgba(1, 203, 205, 0.26);
}

.portal-brand__text { font-size: 0.98rem; }

.portal-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.portal-nav a {
    color: var(--duo-text);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 600;
    padding: 10px 14px;
    border-radius: 999px;
    transition: all 0.2s ease;
}

.portal-nav a:hover {
    color: var(--duo-dark);
    background: var(--duo-soft);
}

.portal-main { padding: 38px 0 56px; }

.portal-hero-card,
.portal-card {
    background: rgba(255,255,255,0.92);
    border: 1px solid var(--duo-border);
    border-radius: var(--duo-radius);
    box-shadow: var(--duo-shadow);
}

.portal-hero-card {
    padding: clamp(28px, 5vw, 52px);
    margin-bottom: 26px;
    overflow: hidden;
    position: relative;
}

.portal-hero-card::after {
    content: '';
    position: absolute;
    width: 220px;
    height: 220px;
    right: -70px;
    top: -80px;
    border-radius: 50%;
    background: rgba(4, 217, 196, 0.18);
}

.portal-eyebrow {
    margin: 0 0 10px;
    color: #029FA1;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

h1, h2, h3 { color: var(--duo-dark); line-height: 1.2; }
h1 { font-size: clamp(2rem, 4vw, 3.25rem); margin: 0 0 14px; }
h2 { font-size: clamp(1.35rem, 2.6vw, 2rem); margin: 0 0 18px; }
h3 { margin: 0 0 10px; }
p { line-height: 1.68; }

.portal-grid { display: grid; gap: 22px; }
.portal-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.portal-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.portal-card { padding: 26px; margin-bottom: 22px; }
.portal-card--compact { padding: 20px; }

.portal-form { display: grid; gap: 18px; }
.portal-form__row,
.portal-form-grid { display: grid; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.portal-form label,
.portal-field { display: grid; gap: 8px; }
.portal-field { display: grid; gap: 8px; }
.portal-field label { font-weight: 700; color: var(--duo-dark); font-size: 0.94rem; }
.portal-help { color: var(--duo-muted); font-size: 0.9rem; margin-top: 0; }

input, select, textarea {
    width: 100%;
    border: 1px solid var(--duo-border);
    border-radius: 14px;
    padding: 13px 14px;
    font: inherit;
    color: var(--duo-text);
    background: #fff;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--duo-primary);
    box-shadow: 0 0 0 4px rgba(1, 203, 205, 0.14);
}

textarea { min-height: 110px; resize: vertical; }
small { color: var(--duo-muted); line-height: 1.5; }

.portal-particular-box {
    display: grid;
    gap: 14px;
    padding: 18px;
    border: 1px solid var(--duo-border);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(234, 251, 250, 0.9), rgba(255,255,255,0.95));
}
.portal-particular-box h3,
.portal-particular-box p { margin: 0; }

.portal-link {
    color: #029FA1;
    font-weight: 700;
    text-decoration: none;
}
.portal-link:hover { text-decoration: underline; }

.portal-check {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 14px;
    border-radius: 16px;
    background: var(--duo-soft);
}

.portal-check input { width: auto; margin-top: 5px; }

.portal-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 8px; }

.portal-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    border: 0;
    border-radius: 999px;
    padding: 12px 22px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.portal-btn--primary {
    color: #fff;
    background: linear-gradient(135deg, var(--duo-primary), var(--duo-secondary));
    box-shadow: 0 12px 26px rgba(1, 203, 205, 0.24);
}

.portal-btn--primary:hover { transform: translateY(-1px); box-shadow: 0 16px 34px rgba(1, 203, 205, 0.3); }
.portal-btn--secondary { color: var(--duo-dark); background: var(--duo-soft); }
.portal-btn--danger { color: #fff; background: #D85C5C; }

.portal-alert {
    padding: 15px 18px;
    border-radius: 16px;
    margin-bottom: 20px;
    font-weight: 600;
    border: 1px solid transparent;
}
.portal-alert--sucesso { background: #E8F8F1; color: var(--duo-success); border-color: #BFEAD8; }
.portal-alert--erro { background: #FFF0F0; color: var(--duo-danger); border-color: #F4CACA; }
.portal-alert--info { background: var(--duo-soft); color: var(--duo-dark); border-color: var(--duo-border); }
.portal-alert--aviso { background: #FFF7E6; color: var(--duo-warning); border-color: #F7DEAC; }

.portal-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 6px 11px;
    font-size: 0.82rem;
    font-weight: 700;
    background: var(--duo-soft);
    color: var(--duo-dark);
}
.portal-badge--warning { background: #FFF7E6; color: var(--duo-warning); }
.portal-badge--success { background: #E8F8F1; color: var(--duo-success); }
.portal-badge--info { background: #EAF6FF; color: #256B9C; }
.portal-badge--danger { background: #FFF0F0; color: var(--duo-danger); }
.portal-badge--muted { background: #F2F4F5; color: #647277; }
.portal-badge--primary { background: var(--duo-soft); color: #008C8E; }

.portal-table-wrap { overflow-x: auto; }
.portal-table { width: 100%; border-collapse: collapse; }
.portal-table th, .portal-table td { text-align: left; padding: 14px 12px; border-bottom: 1px solid var(--duo-border); vertical-align: top; }
.portal-table th { color: var(--duo-dark); font-size: 0.88rem; }
.portal-table td { font-size: 0.92rem; }

.portal-empty { text-align: center; padding: 34px 16px; color: var(--duo-muted); }

.portal-footer {
    padding: 28px 0;
    border-top: 1px solid var(--duo-border);
    background: rgba(255,255,255,0.8);
    color: var(--duo-muted);
}
.portal-footer p { margin: 0 0 6px; }
.portal-footer__small { font-size: 0.88rem; }

.portal-term-box {
    max-height: 520px;
    overflow: auto;
    border: 1px solid var(--duo-border);
    border-radius: 18px;
    padding: 18px;
    background: #fff;
}

.portal-term-frame {
    width: 100%;
    min-height: 560px;
    border: 1px solid var(--duo-border);
    border-radius: 18px;
    background: #fff;
}

.portal-note {
    border-left: 4px solid var(--duo-primary);
    padding: 14px 16px;
    background: var(--duo-soft);
    border-radius: 14px;
    margin: 16px 0;
}

@media (max-width: 760px) {
    .portal-container { width: min(100% - 22px, 1120px); }
    .portal-main { padding: 24px 0 42px; }
    .portal-topbar__inner { align-items: flex-start; flex-direction: column; padding: 14px 0; gap: 14px; }
    .portal-brand__mark { width: 46px; height: 46px; border-radius: 15px; }
    .portal-nav { width: 100%; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .portal-nav a { background: var(--duo-soft); text-align: center; padding: 10px 8px; }
    .portal-grid--2, .portal-grid--3, .portal-form__row, .portal-form-grid { grid-template-columns: 1fr; }
    .portal-hero-card, .portal-card { padding: 20px; border-radius: 18px; }
    .portal-actions { align-items: stretch; flex-direction: column; }
    .portal-btn { width: 100%; }
    .portal-table-wrap { margin: 0 -20px; padding: 0 20px; }
    .portal-table { min-width: 680px; }
    input, select, textarea { font-size: 16px; }
}

@media (max-width: 420px) {
    .portal-nav { grid-template-columns: 1fr; }
    h1 { font-size: 1.75rem; }
    .portal-card, .portal-hero-card { padding: 18px; }
}

.portal-preco-linha {
    margin: 0.35rem 0;
}

.portal-preco-final {
    font-size: 1.05rem;
}

.portal-preco-final strong {
    color: var(--duo-secondary);
}

.portal-cupom-feedback--ok {
    color: var(--duo-success);
    font-weight: 600;
}

.portal-cupom-feedback--erro {
    color: var(--duo-danger);
    font-weight: 600;
}