/* ==========================================================================
   components.css — header, nav, footer, botões, cards, chips, timeline, forms
   ========================================================================== */

/* ---------- HEADER / NAV ---------- */
.site-header {
    position: sticky; top: 0; z-index: 50;
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    background: color-mix(in srgb, var(--bg) 82%, transparent);
    border-bottom: 1px solid var(--line);
}
.site-header__inner {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 12px 0; flex-wrap: nowrap;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); flex-shrink: 0; }
.brand__mark { height: 30px; width: auto; }
.brand__name { font-size: 15.5px; font-weight: 700; letter-spacing: -.01em; }
.brand__tag { font-family: var(--mono); font-size: 10.5px; color: var(--faint); letter-spacing: .04em; }
@media (max-width: 560px) { .brand__tag { display: none; } }

.nav { display: flex; align-items: center; gap: 4px; }
.nav__link {
    background: transparent; border: none; text-decoration: none;
    padding: 6px 11px; border-radius: var(--radius-pill);
    font-size: 13.5px; font-weight: 500; cursor: pointer; white-space: nowrap;
    color: var(--faint); transition: color .2s, background .2s;
}
.nav__link:hover { color: var(--text); }
.nav__link.is-active { color: var(--text); }

.header__actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
    display: flex; align-items: center; gap: 7px; padding: 7px 13px;
    border-radius: var(--radius-pill); border: 1px solid var(--line-strong);
    background: transparent; color: var(--muted); font-size: 12.5px; cursor: pointer;
    transition: background .2s, color .2s;
}
.theme-toggle:hover { background: var(--surface-2); color: var(--text); }
.theme-toggle__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text); }

.nav-toggle { display: none; }
@media (max-width: 1024px) {   /* colapsa antes de o logo encavalar no menu (6 itens) */
    .nav { display: none; position: absolute; top: 100%; right: var(--gutter);
        flex-direction: column; align-items: stretch; gap: 2px; padding: 8px;
        background: var(--surface); border: 1px solid var(--line-strong);
        border-radius: 14px; box-shadow: 0 20px 40px -20px var(--shadow); min-width: 180px; }
    .nav.is-open { display: flex; }
    .nav__link { text-align: left; padding: 11px 14px; }
    .nav-toggle {
        display: inline-flex; flex-direction: column; gap: 4px; padding: 9px;
        background: transparent; border: 1px solid var(--line-strong); border-radius: 10px; cursor: pointer;
    }
    .nav-toggle span { width: 18px; height: 1.6px; background: var(--text); display: block; }
}

/* ---------- BOTÕES ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 8px; justify-content: center;
    padding: 13px 22px; border-radius: var(--radius-pill);
    font-size: 15px; font-weight: 500; cursor: pointer; text-decoration: none;
    border: 1px solid var(--line-strong); background: transparent; color: var(--text);
    transition: background .2s, opacity .2s, border-color .2s, transform .2s;
}
.btn:hover { background: var(--surface-2); }
.btn--primary { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn--primary:hover { background: var(--text); opacity: .85; }
.btn--accent { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn--sm { padding: 9px 16px; font-size: 13px; }
.btn--block { width: 100%; }

.back-link {
    display: inline-flex; align-items: center; gap: 7px; padding: 8px 14px;
    border-radius: var(--radius-pill); border: 1px solid var(--line-strong);
    background: transparent; color: var(--muted); font-family: var(--mono);
    font-size: 11.5px; letter-spacing: .04em; cursor: pointer; text-decoration: none;
    transition: background .2s, color .2s;
}
.back-link:hover { background: var(--surface-2); color: var(--text); }

/* ---------- CHIPS / TAGS ---------- */
.tag {
    font-size: 11px; padding: 4px 9px; border-radius: var(--radius-pill);
    background: var(--surface-2); color: var(--muted); border: 1px solid var(--line);
    white-space: nowrap;
}
.tag--solid { color: var(--text); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }
.smart-chip {
    display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px;
    padding: 5px 11px; border-radius: var(--radius-pill);
    background: var(--surface-2); border: 1px solid var(--line); color: var(--text);
}
.smart-chip__kind { font-family: var(--mono); font-size: 9.5px; letter-spacing: .04em; text-transform: uppercase; color: var(--accent); }

.filter-pill {
    padding: 8px 15px; border-radius: var(--radius-pill); font-size: 13px; font-weight: 500;
    cursor: pointer; transition: all .2s ease; text-decoration: none;
    background: transparent; color: var(--muted); border: 1px solid var(--line-strong);
}
.filter-pill:hover { color: var(--text); }
.filter-pill.is-active { background: var(--text); color: var(--bg); border-color: var(--text); }

/* ---------- AVATAR / MONOGRAMA ---------- */
.avatar {
    border-radius: 50%; background: var(--surface-2); border: 1px solid var(--line);
    display: flex; align-items: center; justify-content: center;
    font-weight: 600; letter-spacing: .02em; flex-shrink: 0; color: var(--text);
}
.avatar--xl { width: 148px; height: 148px; font-size: 46px; }
.avatar--lg { width: 92px; height: 92px; font-size: 30px; }
.avatar--md { width: 52px; height: 52px; font-size: 17px; }
.avatar--sm { width: 42px; height: 42px; font-size: 14px; }
.avatar--xs { width: 34px; height: 34px; font-size: 12px; }
img.avatar { object-fit: cover; padding: 0; background: var(--surface-3); }
/* fotos reais: preto e branco, colorem ao passar o mouse no card */
.avatar--photo { filter: grayscale(100%) contrast(1.03); transition: filter .5s ease; }
.person-card:hover .avatar--photo,
.conn-card:hover .avatar--photo,
.featured:hover .avatar--photo,
.avatar--photo:hover { filter: grayscale(0); }

/* ---------- STATS ---------- */
.stats { display: flex; flex-wrap: wrap; gap: 40px 64px; }
.stat__value { font-size: clamp(28px, 4vw, 36px); font-weight: 600; letter-spacing: -.02em; line-height: 1; }
.stat__label { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); margin-top: 9px; }

/* ---------- PERSON CARD ---------- */
.person-card {
    display: flex; flex-direction: column; gap: 15px; padding: 24px;
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
    text-decoration: none; color: inherit;
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.person-card:hover { transform: translateY(-3px); border-color: var(--line-strong); box-shadow: 0 16px 34px -16px var(--shadow); }
.person-card__head { display: flex; align-items: center; gap: 14px; }
.person-card__name { font-size: 18px; font-weight: 600; letter-spacing: -.01em; line-height: 1.2; }
.person-card__meta { font-family: var(--mono); font-size: 10.5px; letter-spacing: .05em; text-transform: uppercase; color: var(--faint); margin-top: 4px; }
.person-card__role { font-size: 14px; color: var(--muted); line-height: 1.4; }
.person-card__legacy { font-size: 15px; line-height: 1.45; color: var(--text); opacity: .9; }
.person-card__foot {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    margin-top: 2px; padding-top: 14px; border-top: 1px solid var(--line);
}
.person-card__loc { font-family: var(--mono); font-size: 11px; color: var(--faint); letter-spacing: .03em; }
.link-accent { font-size: 13px; font-weight: 500; color: var(--accent); text-decoration: none; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(322px, 1fr)); gap: 20px; }

/* ---------- FEATURED ---------- */
.featured {
    display: grid; grid-template-columns: auto 1fr; gap: 40px; align-items: center;
    padding: 36px; border: 1px solid var(--line); border-radius: var(--radius-lg);
    background: var(--surface); text-decoration: none; color: inherit;
    transition: border-color .25s, box-shadow .25s;
}
.featured:hover { border-color: var(--line-strong); box-shadow: 0 22px 50px -24px var(--shadow); }
.featured__quote { font-size: clamp(18px, 2.4vw, 22px); line-height: 1.35; font-weight: 500; letter-spacing: -.01em; max-width: 560px; }
@media (max-width: 640px) { .featured { grid-template-columns: 1fr; text-align: left; } .avatar--xl { width: 96px; height: 96px; font-size: 32px; } }

/* ---------- TIMELINE (grade) ---------- */
.timeline-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1px; background: var(--line); border: 1px solid var(--line);
    border-radius: var(--radius); overflow: hidden;
}
.timeline-cell { background: var(--surface); padding: 26px 24px; display: flex; flex-direction: column; gap: 10px; min-height: 168px; }
.timeline-cell__year { font-family: var(--mono); font-size: 13px; color: var(--accent); letter-spacing: .04em; }
.timeline-cell__title { font-size: 17px; font-weight: 600; letter-spacing: -.01em; }
.timeline-cell__detail { font-size: 13.5px; line-height: 1.5; color: var(--muted); }

/* ---------- TIMELINE (vertical, perfil) ---------- */
.journey__item {
    position: relative; padding-left: 30px; padding-bottom: 30px;
    border-left: 1px solid var(--line-strong); margin-left: 6px;
}
.journey__item:last-child { border-left-color: transparent; padding-bottom: 0; }
.journey__dot { position: absolute; left: -6px; top: 3px; width: 11px; height: 11px; border-radius: 50%; background: var(--text); border: 3px solid var(--bg); }
.journey__year { font-family: var(--mono); font-size: 11.5px; color: var(--accent); letter-spacing: .04em; margin-bottom: 5px; }
.journey__title { font-size: 16px; font-weight: 600; letter-spacing: -.01em; margin-bottom: 4px; }
.journey__detail { font-size: 14px; line-height: 1.5; color: var(--muted); }

/* ---------- FEED DE CONTRIBUIÇÕES ---------- */
.feed__item {
    display: flex; align-items: center; gap: 16px; padding: 16px 4px;
    border-bottom: 1px solid var(--line); text-decoration: none; color: inherit;
    transition: padding-left .2s;
}
.feed__item:hover { padding-left: 10px; }
.feed__text { flex: 1; min-width: 0; font-size: 15px; line-height: 1.35; }
.feed__when { font-family: var(--mono); font-size: 11.5px; color: var(--faint); white-space: nowrap; }

/* ---------- LISTA "EXPLORAR" ---------- */
.aside-card { background: var(--surface-2); border: 1px solid var(--line); border-radius: 20px; padding: 30px; }
.list-row {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 14px 4px; border-bottom: 1px solid var(--line); text-decoration: none; color: inherit;
    transition: padding-left .2s;
}
.list-row:hover { padding-left: 8px; }
.list-row__count { font-family: var(--mono); font-size: 12px; color: var(--faint); }

/* ---------- COMPANY CARD ---------- */
.company-card {
    display: flex; flex-direction: column; gap: 14px; padding: 24px;
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
    text-decoration: none; color: inherit;
    transition: transform .25s, border-color .25s, box-shadow .25s;
}
.company-card:hover { transform: translateY(-3px); border-color: var(--line-strong); box-shadow: 0 16px 34px -16px var(--shadow); }
.company-card__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 40px; }
.logo-img { height: 26px; width: auto; max-width: 150px; object-fit: contain; }
.logo-wordmark { font-weight: 700; font-size: 18px; letter-spacing: -.015em; color: var(--text); white-space: nowrap; }

/* ---------- LETREIRO DE LOGOS (marquee) ---------- */
.logo-marquee {
    position: relative; overflow: hidden;
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    padding: 28px 0;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.logo-marquee__track { display: flex; width: max-content; animation: marquee 48s linear infinite; }
.logo-marquee:hover .logo-marquee__track { animation-play-state: paused; }
.logo-marquee__half { display: flex; align-items: center; gap: 52px; padding-right: 52px; }
.logo-marquee__item { flex: 0 0 auto; opacity: .62; transition: opacity .25s; text-decoration: none; color: var(--text); }
.logo-marquee__item:hover { opacity: 1; }
.logo-marquee .logo-img { height: 23px; }
.logo-marquee .logo-wordmark { font-size: 17px; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .logo-marquee__track { animation: none; flex-wrap: wrap; } }
.company-card__name { font-size: 19px; font-weight: 600; letter-spacing: -.01em; }
.company-card__blurb { font-size: 14px; line-height: 1.5; color: var(--muted); }
.company-card__foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; border-top: 1px solid var(--line); }
.badge {
    font-family: var(--mono); font-size: 10px; letter-spacing: .04em; text-transform: uppercase;
    color: var(--accent); background: var(--surface-2); border: 1px solid var(--line);
    padding: 4px 8px; border-radius: var(--radius-pill); white-space: nowrap;
}

/* ---------- CONNECTION CARD ---------- */
.conn-card {
    display: flex; align-items: center; gap: 14px; padding: 16px 18px;
    background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
    text-decoration: none; color: inherit; transition: transform .2s, border-color .2s;
}
.conn-card:hover { transform: translateY(-2px); border-color: var(--line-strong); }
.conn-card__name { font-size: 15px; font-weight: 600; letter-spacing: -.01em; line-height: 1.2; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.conn-card__role { font-size: 12.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }

/* ---------- SEARCH / FORM ---------- */
.search {
    position: relative; width: 100%;
}
.search__input {
    width: 100%; padding: 20px 120px 20px 24px; border-radius: 16px;
    border: 1px solid var(--line-strong); background: var(--surface); color: var(--text);
    font-size: 18px; outline: none; transition: border-color .2s;
}
.search__input:focus { border-color: var(--accent); }
.search__btn {
    position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
    padding: 11px 20px; border-radius: 11px; border: none; background: var(--text);
    color: var(--bg); font-size: 14px; font-weight: 500; cursor: pointer;
}
.input, .select, .textarea {
    width: 100%; padding: 13px 16px; border-radius: 12px; border: 1px solid var(--line-strong);
    background: var(--surface); color: var(--text); font-size: 15px; outline: none;
    transition: border-color .2s;
}
.input:focus, .select:focus, .textarea:focus { border-color: var(--accent); }
.textarea { min-height: 120px; resize: vertical; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field__label { font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); }
.control-row { display: flex; align-items: center; gap: 8px; }

/* ---------- FOOTER ---------- */
.site-footer { border-top: 1px solid var(--line); margin-top: var(--space-section); }
.site-footer__inner {
    display: flex; flex-wrap: wrap; gap: 16px 28px; justify-content: space-between; align-items: flex-start;
    padding: 44px 0;
}
.site-footer__col { display: flex; flex-direction: column; gap: 10px; }
.site-footer__link { font-size: 14px; color: var(--muted); text-decoration: none; }
.site-footer__link:hover { color: var(--text); }
.site-footer__note { font-family: var(--mono); font-size: 11px; color: var(--faint); letter-spacing: .04em; }
.site-footer__logos { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.site-footer__logos img { height: 34px; width: auto; opacity: .8; }

/* ---------- PAGINAÇÃO ---------- */
.pagination { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; margin-top: 48px; }
.page-link, .page-num {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 38px; height: 38px; padding: 0 14px; border-radius: var(--radius-pill);
    border: 1px solid var(--line-strong); background: transparent; color: var(--text);
    font-size: 13.5px; font-weight: 500; text-decoration: none; transition: background .2s, color .2s, border-color .2s;
}
.page-link:hover, .page-num:hover { background: var(--surface-2); }
.page-num.is-active { background: var(--text); color: var(--bg); border-color: var(--text); }
.page-link.is-disabled { color: var(--faint); border-color: var(--line); cursor: default; }
.page-nums { display: flex; align-items: center; gap: 6px; }
.page-ellipsis { color: var(--faint); padding: 0 2px; }

/* ---------- NOTÍCIAS ---------- */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 18px; }
.news-card {
    display: flex; flex-direction: column; gap: 12px; padding: 24px;
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
    text-decoration: none; color: inherit; transition: transform .25s, border-color .25s, box-shadow .25s;
}
.news-card:hover { transform: translateY(-3px); border-color: var(--line-strong); box-shadow: 0 16px 34px -16px var(--shadow); }
.news-card__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.news-card__cat { font-family: var(--mono); font-size: 10px; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); }
.news-card__date { font-family: var(--mono); font-size: 10.5px; color: var(--faint); }
.news-card__title { font-size: 18px; font-weight: 600; letter-spacing: -.01em; line-height: 1.25; }
.news-card__sum { font-size: 14px; line-height: 1.55; color: var(--muted); flex: 1; }
.news-card__src { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 12px; border-top: 1px solid var(--line); }
.news-card__source { font-family: var(--mono); font-size: 11px; color: var(--faint); }

/* ---------- PUBLICAÇÕES / LIVROS ---------- */
.books-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(248px, 1fr)); gap: 22px; }
.book-card {
    display: flex; flex-direction: column; gap: 16px; padding: 22px;
    background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
    text-decoration: none; color: inherit; transition: transform .25s, border-color .25s, box-shadow .25s;
}
.book-card:hover { transform: translateY(-3px); border-color: var(--line-strong); box-shadow: 0 16px 34px -16px var(--shadow); }
.book-cover {
    aspect-ratio: 3 / 4; border-radius: 10px; padding: 22px;
    background: linear-gradient(150deg, var(--surface-3), var(--surface-2));
    border: 1px solid var(--line); display: flex; flex-direction: column; justify-content: space-between;
    position: relative; overflow: hidden;
}
.book-cover::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: var(--accent); opacity: .55; }
.book-cover__topic { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.book-cover__title { font-size: 21px; font-weight: 600; letter-spacing: -.02em; line-height: 1.15; }
.book-cover__byline { font-family: var(--mono); font-size: 10.5px; color: var(--faint); letter-spacing: .03em; }
.book-card__meta { font-size: 13px; color: var(--text); font-weight: 500; }
.book-card__sum { font-size: 13.5px; line-height: 1.55; color: var(--muted); }
.book-card__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.book-card--featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.book-card--featured .book-cover { background: linear-gradient(150deg, color-mix(in srgb, var(--accent) 16%, var(--surface-2)), var(--surface-2)); }
@media (min-width: 720px) { .book-card--featured { grid-column: span 2; flex-direction: row; } .book-card--featured .book-cover { width: 200px; flex-shrink: 0; aspect-ratio: 3 / 4; } .book-card--featured .book-card__body { display: flex; flex-direction: column; gap: 14px; justify-content: center; } }

/* ---------- alert / flash ---------- */
.alert { padding: 14px 18px; border-radius: 12px; font-size: 14px; border: 1px solid var(--line-strong); }
.alert--ok { background: color-mix(in srgb, var(--accent) 12%, var(--surface)); border-color: var(--accent); }
.alert--err { background: var(--surface-2); }