:root {
    --mx-red: #9d2449;
    --mx-red-700: #7a1c39;
    --mx-green: #006341;
    --ink-900: #1f2937;
    --ink-700: #374151;
    --ink-500: #6b7280;
    --line: #e5e7eb;
    --bg-page: #f8fafc;
    --bg-card: #ffffff;
    --radius: 12px;
    --shadow-sm: 0 4px 14px rgba(15, 23, 42, 0.08);
    --font-display: "Merriweather", Georgia, "Times New Roman", serif;
    --font-ui: "Source Sans 3", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink-900);
    background: radial-gradient(circle at top, #eef4ef 0%, var(--bg-page) 46%, #ffffff 100%);
    font-family: var(--font-ui);
    line-height: 1.6;
}

a {
    color: var(--mx-red);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover,
a:focus-visible {
    color: var(--mx-red-700);
    text-decoration: underline;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1020;
}

.site-nav {
    background: linear-gradient(135deg, var(--mx-red), #7a1c39 55%, var(--mx-green));
    box-shadow: var(--shadow-sm);
}

.site-brand {
    font-family: var(--font-display);
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.2px;
}

.site-nav .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.45);
}

.site-nav .navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
}

.site-nav .navbar-nav .nav-link {
    color: #ffffff;
    font-weight: 600;
    border-radius: 8px;
    padding: 8px 10px;
}

.site-nav .navbar-nav .nav-link:hover,
.site-nav .navbar-nav .nav-link:focus-visible {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.14);
    text-decoration: none;
}

.site-sidebar {
    display: grid;
    gap: 14px;
    margin-top: 14px;
}

.sidebar-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

.sidebar-logo {
    display: block;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    padding: 10px;
}

.sidebar-logo img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.sidebar-section-title {
    margin: 0;
    padding: 10px 12px;
    font-size: 0.92rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #ffffff;
    background: linear-gradient(90deg, var(--mx-red), #b33b5e);
}

.site-sidebar .list-group-item {
    border: 0;
    border-top: 1px solid #edf2f7;
    padding: 9px 12px;
    font-size: 0.95rem;
    color: var(--ink-700);
    background-color: transparent;
}

.site-sidebar .list-group-item:first-child {
    border-top: 0;
}

.site-sidebar .list-group-item:hover,
.site-sidebar .list-group-item:focus-visible {
    color: var(--mx-red-700);
    background: #faf5f7;
    text-decoration: none;
}

.sidebar-ad {
    border: 1px dashed #d1d5db;
    border-radius: var(--radius);
    padding: 8px;
    background: #ffffff;
}

.site-footer {
    margin-top: 28px;
    border-top: 1px solid var(--line);
    background: linear-gradient(180deg, #ffffff, #f8fafc);
    color: var(--ink-700);
}

.site-footer a {
    color: var(--mx-red);
}

.mid-ad {
    margin: 14px 0;
    padding: 10px;
    border: 1px dashed #d1d5db;
    border-radius: var(--radius);
    background: #ffffff;
    text-align: center;
}

.mid-ad-title {
    margin: 0 0 8px;
    color: var(--ink-700);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-size: 0.82rem;
}

.site-tagline {
    color: var(--ink-500);
    letter-spacing: 0.04em;
    font-size: 0.82rem;
    text-transform: uppercase;
}

.titulo {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink-900);
}

.parrafo {
    font-family: var(--font-ui);
    text-indent: 0;
    margin: 0;
    padding: 0;
    position: static;
    color: var(--ink-700);
}

@media (max-width: 991px) {
    .site-header {
        position: static;
    }

    .site-sidebar {
        margin-top: 0;
    }
}