/* =========================================================================
   Axios — Layout: container, cabeçalho, navegação, seções e rodapé
   ========================================================================= */

/* --------------------------------------------------------- Container */

.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--space-5);
}

.container--narrow { max-width: var(--container-narrow); }

/* ----------------------------------------------------------- Seções */

.section { padding-block: var(--space-9); }
.section--tight { padding-block: var(--space-8); }
.section--alt { background: var(--canvas-alt); }
.section--white { background: var(--surface); }

.section--deep {
    background:
        radial-gradient(900px 520px at 78% -10%, rgba(46, 134, 255, .28), transparent 62%),
        linear-gradient(162deg, var(--brand-800) 0%, var(--brand-900) 55%, var(--brand-950) 100%);
    color: rgba(255, 255, 255, .8);
}

.section--deep h1,
.section--deep h2,
.section--deep h3,
.section--deep strong { color: #fff; }

.section--deep .eyebrow { color: var(--brand-200); }
.section--deep .section-head p { color: rgba(255, 255, 255, .74); }

/* Cabeçalho de seção */

.section-head {
    max-width: 62ch;
    margin-bottom: var(--space-7);
}

.section-head--center {
    margin-inline: auto;
    text-align: center;
}

.section-head p {
    color: var(--ink-500);
    font-size: var(--text-lg);
    line-height: 1.6;
}

.section-head--center p { margin-inline: auto; }

.eyebrow {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--brand-600);
    margin-bottom: var(--space-3);
}

/* ------------------------------------------------------------- Grades */

.grid { display: grid; gap: var(--space-5); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }

.split {
    display: grid;
    grid-template-columns: 1.06fr 0.94fr;
    gap: var(--space-8);
    align-items: center;
}

.split--reverse > :first-child { order: 2; }

/* ---------------------------------------------------------- Cabeçalho */

.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    background: rgba(255, 255, 255, .92);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--line);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    min-height: 74px;
}

.brand {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
}

.brand:hover { text-decoration: none; }
.brand img { width: 178px; }

.site-nav { margin-left: auto; }

.site-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav__list li { margin: 0; }

.site-nav__link {
    display: block;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--ink-600);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.005em;
    white-space: nowrap;
}

.site-nav__link:hover {
    background: var(--brand-50);
    color: var(--brand-700);
    text-decoration: none;
}

.site-nav__link[aria-current="page"] {
    color: var(--brand-700);
    background: var(--brand-50);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex: 0 0 auto;
}

.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--ink-700);
}

.nav-toggle:hover { background: var(--canvas); }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }
.nav-toggle[aria-expanded="true"] .icon-menu { display: none; }

/* ------------------------------------------------------------- Rodapé */

.site-footer {
    background: linear-gradient(170deg, var(--brand-900) 0%, var(--brand-950) 100%);
    color: rgba(255, 255, 255, .68);
    padding-block: var(--space-8) var(--space-5);
    font-size: var(--text-sm);
}

.site-footer a { color: rgba(255, 255, 255, .82); }
.site-footer a:hover { color: #fff; }

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: var(--space-7);
    padding-bottom: var(--space-7);
}

.footer-brand img {
    width: 200px;
    margin-bottom: var(--space-4);
}

.footer-brand p {
    color: rgba(255, 255, 255, .62);
    max-width: 38ch;
    font-size: var(--text-sm);
    line-height: 1.7;
}

.footer-title {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--brand-200);
    margin-bottom: var(--space-4);
}

.footer-list { list-style: none; margin: 0; padding: 0; }
.footer-list li { margin-bottom: var(--space-3); }

.footer-location {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    color: rgba(255, 255, 255, .72);
}

.footer-location svg { flex: 0 0 auto; color: var(--brand-300); margin-top: 2px; }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .12);
    padding-top: var(--space-5);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    align-items: center;
    justify-content: space-between;
    color: rgba(255, 255, 255, .48);
    font-size: var(--text-xs);
}

.footer-bottom nav {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* --------------------------------------------------------- Responsivo */

@media (max-width: 1000px) {
    .split { grid-template-columns: 1fr; gap: var(--space-6); }
    .split--reverse > :first-child { order: 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 860px) {
    .nav-toggle { display: inline-flex; }

    .site-nav {
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        background: var(--surface);
        border-bottom: 1px solid var(--line);
        box-shadow: var(--shadow-md);
        padding: var(--space-3) var(--space-5) var(--space-5);
        display: none;
        z-index: var(--z-menu);
    }

    .site-nav.is-open { display: block; }

    .site-nav__list {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    .site-nav__link {
        padding: 0.8rem 0.5rem;
        border-bottom: 1px solid var(--line-soft);
        border-radius: 0;
        font-size: var(--text-base);
    }

    .site-nav__list li:last-child .site-nav__link { border-bottom: 0; }

    .header-actions .btn--portal span { display: none; }
    .header-actions .btn--portal::after { content: "Portal"; }
}

@media (max-width: 640px) {
    .section { padding-block: var(--space-8); }
    .container { padding-inline: var(--space-4); }
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); }
    .brand img { width: 148px; }
}