/* =========================================================
   Instalando Conhecimento — catálogo, obra e leitor híbrido
   Mantém a paleta e os componentes visuais do site 3i.
   ========================================================= */
.ic-hero { position: relative; overflow: hidden; background: linear-gradient(125deg, #edf7f5 0%, #fff 62%, #f7fbfa 100%); }
.ic-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 60px; min-height: 540px; padding-block: 70px; }
.ic-hero-copy { max-width: 650px; }
.ic-kicker { margin: 16px 0 12px; color: var(--teal-dark); font-size: .78rem; font-weight: 850; letter-spacing: .2em; }
.ic-hero h1 { margin: 0 0 22px; max-width: 700px; font-size: clamp(2.75rem, 5.4vw, 4.65rem); letter-spacing: -.06em; line-height: 1.03; }
.ic-hero h1 span { color: var(--teal-dark); }
.ic-hero-description { max-width: 580px; margin-bottom: 30px; color: var(--muted); font-size: 1.1rem; }
.ic-hero .button span { margin-left: 9px; }
.ic-hero-glow { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.ic-hero-glow-one { width: 300px; height: 300px; right: -100px; top: -100px; background: rgba(255,216,0,.12); }
.ic-hero-glow-two { width: 220px; height: 220px; left: 32%; bottom: -160px; background: rgba(0,163,60,.08); }
.ic-hero-art { position: relative; display: grid; place-items: center; min-height: 400px; perspective: 1000px; }
.ic-art-orbit { position: absolute; width: 360px; height: 360px; border: 1px solid rgba(91,151,149,.2); border-radius: 50%; }
.ic-art-orbit-one { transform: scaleX(1.1) rotate(28deg); }
.ic-art-orbit-two { width: 300px; height: 410px; transform: rotate(-28deg); border-color: rgba(91,151,149,.12); }
.ic-art-card { position: absolute; width: 240px; height: 315px; border-radius: 15px; box-shadow: 0 28px 65px rgba(17,19,21,.16); }
.ic-art-card-back { transform: translate(40px, -8px) rotate(9deg); background: #ffd800; opacity: .8; }
.ic-art-card-front { display: flex; flex-direction: column; justify-content: space-between; padding: 24px; color: #fff; background: linear-gradient(145deg, #173e3c, #111315 85%); transform: translate(-14px, 6px) rotate(-5deg); border: 1px solid rgba(255,255,255,.18); }
.ic-art-label { font-size: .55rem; font-weight: 800; letter-spacing: .13em; color: #9bc9c5; }
.ic-art-title { font-size: 2rem; font-weight: 850; line-height: 1.06; letter-spacing: -.05em; }
.ic-art-title em { color: #ffd800; font-style: normal; }
.ic-art-bottom { display: flex; justify-content: space-between; align-items: center; font-size: .55rem; font-weight: 800; letter-spacing: .1em; color: #b8cbca; }
.ic-art-bottom span:last-child { display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; }
.ic-art-lines { position: absolute; left: 25px; top: 45px; width: 55%; height: 4px; border-radius: 4px; background: rgba(17,19,21,.25); }
.ic-art-lines.short { top: 58px; width: 35%; }
.ic-art-dot { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 8px rgba(237,125,0,.1); }
.ic-art-dot-one { top: 56px; right: 15%; }.ic-art-dot-two { bottom: 48px; left: 15%; background: var(--green); box-shadow: 0 0 0 8px rgba(0,163,60,.09); }
.ic-catalog-section { padding: 88px 0 100px; }
.ic-catalog-section .section-heading { margin-bottom: 38px; }
.ic-book-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: stretch; }
.ic-book-card { display: grid; grid-template-columns: minmax(150px, .72fr) 1fr; gap: 25px; padding: 22px; border: 1px solid var(--border); border-radius: var(--radius); background: #fff; box-shadow: 0 8px 30px rgba(17,19,21,.045); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.ic-book-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #c6d9d6; }
.ic-cover { position: relative; display: flex; flex-direction: column; justify-content: space-between; aspect-ratio: .69; min-height: 245px; overflow: hidden; padding: 20px 17px; color: #fff; border-radius: 8px 13px 13px 8px; background: linear-gradient(145deg, #204b49, #111315 80%); box-shadow: inset 5px 0 0 rgba(255,255,255,.08), 0 15px 25px rgba(17,19,21,.15); transition: transform .3s ease; }
.ic-cover::before { content: ""; position: absolute; width: 180px; height: 180px; right: -100px; top: 35px; border: 1px solid rgba(255,216,0,.5); border-radius: 50%; box-shadow: 0 0 0 20px rgba(255,216,0,.035), 0 0 0 40px rgba(255,216,0,.025); }
.ic-cover::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: rgba(255,255,255,.14); }
.ic-cover-capacitor { background: linear-gradient(145deg, #1d4b49 0%, #111315 76%); }
.ic-cover-top, .ic-cover-bottom { position: relative; z-index: 1; display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.ic-cover-top > span:first-child { color: #ffd800; font-size: 1.25rem; font-weight: 900; letter-spacing: -.08em; }
.ic-cover-top > span:last-child { text-align: right; color: #a8cfcb; font-size: .43rem; font-weight: 800; letter-spacing: .1em; line-height: 1.45; }
.ic-cover-title { position: relative; z-index: 1; max-width: 100%; font-size: clamp(1.6rem, 2.3vw, 2.1rem); line-height: .98; font-weight: 850; letter-spacing: -.06em; overflow-wrap: anywhere; }
.ic-cover-title small { display: block; max-width: 150px; margin-top: 13px; color: #c5d5d3; font-size: .72rem; font-weight: 600; line-height: 1.3; letter-spacing: -.01em; }
.ic-cover-bottom { align-items: end; color: #b4c9c7; font-size: .45rem; font-weight: 800; letter-spacing: .11em; }
.ic-cover-mark { display: grid; place-items: center; width: 27px; height: 27px; border: 1px solid rgba(255,216,0,.65); border-radius: 50%; color: #ffd800; font-size: .55rem; letter-spacing: -.03em; }
.ic-book-card:hover .ic-cover { transform: rotate(-1deg) translateY(-3px); }
.ic-book-info { display: flex; flex-direction: column; align-items: flex-start; min-width: 0; padding: 3px 0; }
.ic-category { margin-bottom: 10px; color: var(--teal-dark); font-size: .68rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.ic-book-info h3 { margin: 0 0 12px; font-size: 1.3rem; line-height: 1.18; letter-spacing: -.035em; }
.ic-book-info h3 a:hover { color: var(--teal-dark); }
.ic-book-info > p { margin-bottom: 18px; color: var(--muted); font-size: .88rem; line-height: 1.65; }
.ic-book-meta { display: flex; flex-wrap: wrap; gap: 8px 14px; margin-top: auto; padding-top: 12px; color: #778486; font-size: .7rem; }
.ic-book-meta > span:first-child { display: inline-flex; align-items: center; gap: 6px; }
.ic-meta-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--orange); }
.ic-text-link { display: inline-flex; align-items: center; gap: 9px; margin-top: 17px; color: var(--ink); font-size: .82rem; font-weight: 850; }
.ic-text-link span { transition: transform .2s ease; }.ic-text-link:hover span { transform: translateX(4px); }
.ic-coming-card { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; min-height: 250px; padding: 30px; border: 1px dashed #bdcfcc; border-radius: var(--radius); background: linear-gradient(145deg, #fbfdfc, #f3f8f7); }
.ic-coming-icon { display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 20px; border-radius: 13px; color: var(--teal-dark); background: #e1efed; font-size: 1.6rem; font-weight: 400; }
.ic-coming-card .eyebrow { margin-bottom: 10px; }.ic-coming-card h3 { margin-bottom: 10px; font-size: 1.4rem; }.ic-coming-card p { max-width: 300px; margin: 0; color: var(--muted); font-size: .9rem; }
.ic-note-strip { padding: 24px 0; background: #f4f8f7; border-top: 1px solid #e7efed; }
.ic-note-inner { display: flex; align-items: center; gap: 15px; max-width: 900px; }.ic-note-inner p { margin: 0; color: #59686a; font-size: .9rem; }.ic-note-inner strong { color: var(--ink); }
.ic-note-symbol { display: grid; flex: 0 0 28px; place-items: center; width: 28px; height: 28px; border: 1px solid #b6d3cf; border-radius: 50%; color: var(--teal-dark); font-family: Georgia, serif; font-weight: 700; }
/* Detalhes dos e-books */
.ic-book-hero { overflow: hidden; background: linear-gradient(120deg, #edf7f5, #fff 72%); padding: 22px 0 68px; }
.ic-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; margin-bottom: 36px; color: #7a898a; font-size: .75rem; }
.ic-breadcrumb a { color: #52696a; }.ic-breadcrumb a:hover { color: var(--teal-dark); }.ic-breadcrumb > span:last-child { color: #465355; }
.ic-book-hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 60px; }
.ic-book-hero-copy { max-width: 680px; }.ic-book-hero-copy h1 { margin: 14px 0 20px; font-size: clamp(2.7rem, 5.4vw, 4.5rem); letter-spacing: -.06em; line-height: 1.02; }
.ic-book-lead { max-width: 630px; margin-bottom: 25px; color: var(--muted); font-size: 1.08rem; }
.ic-book-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }.ic-book-tags span { padding: 7px 11px; border: 1px solid #dce8e6; border-radius: 99px; color: #546667; background: rgba(255,255,255,.7); font-size: .72rem; font-weight: 700; }
.ic-book-hero-copy .button span { margin-left: 9px; }
.ic-book-hero-cover { position: relative; display: grid; place-items: center; min-height: 350px; }.ic-cover-large { width: 225px; min-height: 325px; padding: 25px 22px; transform: rotate(3deg); }.ic-cover-large .ic-cover-title { font-size: 2.15rem; }.ic-cover-large .ic-cover-title small { font-size: .8rem; }.ic-cover-shadow { position: absolute; z-index: 0; bottom: 5px; width: 230px; height: 24px; border-radius: 50%; background: rgba(17,19,21,.15); filter: blur(15px); }.ic-cover-large { z-index: 1; }
.ic-contents-section { padding: 75px 0 100px; }.ic-contents-layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 70px; align-items: start; }
.ic-book-aside { position: sticky; top: 110px; padding: 25px; border: 1px solid var(--border); border-radius: 17px; background: #f8fbfa; }.ic-book-aside h2 { margin: 13px 0 12px; font-size: 1.5rem; letter-spacing: -.04em; }.ic-book-aside > p { margin-bottom: 24px; color: var(--muted); font-size: .88rem; }
.ic-aside-stat { display: flex; align-items: baseline; gap: 10px; padding: 13px 0; border-top: 1px solid #e2ecea; }.ic-aside-stat strong { min-width: 24px; font-size: 1.3rem; }.ic-aside-stat span { color: #6c7a7b; font-size: .75rem; }.ic-book-aside .ic-text-link { margin-top: 24px; }
.ic-contents-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }.ic-contents-heading h2 { margin: 9px 0 0; font-size: 2rem; letter-spacing: -.045em; }.ic-index-count { padding: 6px 10px; border-radius: 7px; color: #697a7a; background: #f1f6f5; font-size: .65rem; font-weight: 850; letter-spacing: .08em; white-space: nowrap; }
.ic-article-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--border); }.ic-article-item { display: grid; grid-template-columns: 42px minmax(0,1fr) 20px; gap: 15px; align-items: start; padding: 23px 0; border-bottom: 1px solid var(--border); }.ic-article-number { padding-top: 3px; color: #8b9b9b; font-size: .78rem; font-weight: 800; }.ic-article-text h3 { margin: 0 0 8px; font-size: 1.08rem; letter-spacing: -.02em; }.ic-article-text h3 a:hover { color: var(--teal-dark); }.ic-article-text p { margin: 0 0 9px; color: var(--muted); font-size: .84rem; }.ic-article-status { color: #738381; font-size: .68rem; font-weight: 700; }.ic-article-item.is-available .ic-article-status { color: var(--green-dark); }.ic-article-arrow { padding-top: 1px; color: var(--teal-dark); font-size: 1.2rem; }.ic-article-item.is-pending .ic-article-arrow { color: #c1cecc; }.ic-index-footnote { margin: 18px 0 0; color: #83908f; font-size: .75rem; }
/* Leitor de artigos */
.ic-reader-top { padding: 22px 0 38px; background: linear-gradient(125deg, #f1f8f7, #fff 75%); }.ic-reader-top .ic-breadcrumb { margin-bottom: 40px; }.ic-reader-heading { max-width: 790px; margin: 0 auto; text-align: center; }.ic-reader-heading h1 { margin: 13px 0 17px; font-size: clamp(2.4rem, 5vw, 4rem); letter-spacing: -.055em; }.ic-reader-heading > p { margin-bottom: 22px; color: var(--muted); font-size: 1.02rem; }.ic-reader-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 9px 20px; color: #6d7b7b; font-size: .74rem; }.ic-reader-status { color: var(--teal-dark); font-weight: 800; }
.ic-reader-progress { height: 3px; background: #eaf0ef; }.ic-reader-progress span { display: block; height: 100%; background: var(--teal); transition: width .3s ease; }
.ic-reader-section { padding: 48px 0 90px; }.ic-reader-layout { display: grid; grid-template-columns: 250px minmax(0, 760px); justify-content: space-between; gap: 65px; align-items: start; }.ic-reader-sidebar { position: sticky; top: 105px; }.ic-back-index { display: inline-block; margin-bottom: 27px; color: var(--teal-dark); font-size: .78rem; font-weight: 800; }.ic-reader-toc { margin: 14px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--border); }.ic-reader-toc li { border-bottom: 1px solid var(--border); }.ic-reader-toc a, .ic-toc-disabled { display: grid; grid-template-columns: 23px 1fr; gap: 8px; padding: 12px 8px; color: #5c6a6b; font-size: .75rem; line-height: 1.4; }.ic-reader-toc li.current { border-left: 3px solid var(--teal); background: #f3f8f7; }.ic-reader-toc li.current a { color: var(--ink); font-weight: 800; }.ic-reader-toc a > span, .ic-toc-disabled > span { color: #8a9a99; font-size: .65rem; font-weight: 800; }.ic-reader-toc li.pending .ic-toc-disabled { color: #9aa5a4; }
.ic-article-content { min-width: 0; }.ic-article-content-inner { max-width: 740px; margin: 0 auto; color: #374345; font-size: 1.02rem; line-height: 1.9; }.ic-article-content-inner > p { margin: 0 0 1.35em; }.ic-article-content-inner .ic-article-lead { margin: 0 0 1.6em; color: #263537; font-size: 1.28rem; line-height: 1.7; letter-spacing: -.015em; }.ic-article-content-inner h2 { margin: 2.1em 0 .7em; color: var(--ink); font-size: 1.75rem; letter-spacing: -.04em; }.ic-callout { margin: 30px 0; padding: 22px 25px; border-left: 4px solid var(--teal); border-radius: 0 12px 12px 0; background: #f1f7f6; }.ic-callout strong { display: block; margin-bottom: 5px; color: var(--teal-dark); font-size: .8rem; }.ic-callout p { margin: 0; color: #566667; font-size: .9rem; line-height: 1.7; }.ic-article-note { display: flex; gap: 13px; align-items: flex-start; margin-top: 38px; padding: 18px; border: 1px solid #e0eae8; border-radius: 12px; background: #fafcfb; }.ic-article-note .ic-note-symbol { flex: 0 0 28px; margin-top: 3px; }.ic-article-note p { margin: 0; color: #73807f; font-size: .78rem; line-height: 1.65; }
.ic-article-navigation { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 45px; }.ic-article-nav-card { display: flex; flex-direction: column; gap: 8px; min-height: 100px; padding: 18px; border: 1px solid var(--border); border-radius: 13px; transition: border-color .2s, transform .2s; }.ic-article-nav-card:hover { transform: translateY(-2px); border-color: #a9c9c4; }.ic-article-nav-card span { color: var(--teal-dark); font-size: .63rem; font-weight: 850; letter-spacing: .07em; }.ic-article-nav-card strong { font-size: .85rem; line-height: 1.4; }.ic-article-nav-card.next { text-align: right; align-items: flex-end; }.ic-article-nav-card.disabled { background: #f8faf9; color: #98a3a2; }
.ic-not-found { display: grid; align-items: center; min-height: 65vh; padding: 80px 0; background: linear-gradient(135deg, #f3f9f8, #fff); }.ic-not-found h1 { max-width: 650px; margin: 14px 0; font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -.05em; }.ic-not-found p { color: var(--muted); }
@media (max-width: 1050px) { .ic-book-grid { grid-template-columns: 1fr; }.ic-book-card { grid-template-columns: 190px 1fr; }.ic-book-info h3 { font-size: 1.45rem; } }
@media (max-width: 900px) { .ic-hero-grid { grid-template-columns: 1fr .8fr; gap: 20px; min-height: 490px; }.ic-hero-art { transform: scale(.86); }.ic-contents-layout { grid-template-columns: 220px minmax(0,1fr); gap: 30px; }.ic-reader-layout { grid-template-columns: 210px minmax(0,1fr); gap: 30px; }.ic-book-hero-grid { gap: 25px; } }
@media (max-width: 700px) { .ic-hero-grid { grid-template-columns: 1fr; padding: 60px 0 45px; }.ic-hero-copy { text-align: center; margin-inline: auto; }.ic-hero-description { margin-inline: auto; }.ic-hero-art { min-height: 335px; transform: scale(.82); margin-top: -5px; }.ic-catalog-section { padding: 65px 0; }.ic-book-card { grid-template-columns: minmax(110px, .65fr) 1fr; gap: 17px; padding: 15px; }.ic-cover { min-height: 220px; padding: 15px 12px; }.ic-cover-title { font-size: 1.55rem; }.ic-book-info h3 { font-size: 1.13rem; }.ic-book-info > p { font-size: .82rem; }.ic-book-meta { gap: 6px 10px; }.ic-coming-card { min-height: 220px; }.ic-book-hero { padding-bottom: 45px; }.ic-book-hero-grid { grid-template-columns: 1fr; }.ic-book-hero-copy { text-align: center; }.ic-book-tags { justify-content: center; }.ic-book-hero-cover { min-height: 300px; }.ic-contents-layout { grid-template-columns: 1fr; gap: 35px; }.ic-book-aside { position: static; }.ic-reader-layout { grid-template-columns: 1fr; }.ic-reader-sidebar { position: static; }.ic-reader-toc { display: grid; grid-template-columns: 1fr 1fr; gap: 0 10px; }.ic-reader-top .ic-breadcrumb { margin-bottom: 30px; }.ic-reader-section { padding-top: 30px; }.ic-reader-heading h1 { font-size: clamp(2.2rem, 8vw, 3.2rem); }.ic-article-content-inner { font-size: .98rem; }.ic-article-content-inner .ic-article-lead { font-size: 1.15rem; } }
@media (max-width: 460px) { .ic-book-card { grid-template-columns: 1fr; }.ic-cover { width: min(100%, 220px); min-height: 300px; margin-inline: auto; }.ic-cover-title { font-size: 2rem; }.ic-book-info { padding: 8px 2px 2px; }.ic-book-meta { margin-top: 10px; }.ic-article-item { grid-template-columns: 30px minmax(0,1fr) 15px; gap: 10px; }.ic-article-navigation { grid-template-columns: 1fr; }.ic-article-nav-card.next { text-align: left; align-items: flex-start; }.ic-reader-toc { grid-template-columns: 1fr; }.ic-reader-meta { gap: 7px 12px; }.ic-hero h1 { font-size: 2.7rem; }.ic-art-card { transform: scale(.92); }.ic-art-card-front { transform: translate(-14px, 6px) rotate(-5deg) scale(.95); } }
@media (prefers-reduced-motion: reduce) { .ic-book-card, .ic-cover, .ic-text-link span, .ic-article-nav-card { transition: none; } }

/* Preserva a proporção A4 da capa original e evita cortar partes da arte. */
.ic-cover-image {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}
.ic-cover:has(.ic-cover-image) {
    aspect-ratio: 0.707;
    min-height: 0;
    padding: 0;
    overflow: hidden;
    background: #fff;
}
.ic-cover:has(.ic-cover-image)::before,
.ic-cover:has(.ic-cover-image)::after {
    display: none;
}
.ic-cover-large:has(.ic-cover-image) {
    width: 225px;
    min-height: 0;
    aspect-ratio: 0.707;
    transform: none;
}