/* =========================================================================
   LOPESTECH — páginas de conteúdo (blog e casos de estudo)
   Usa as variáveis do design system (styles.css): funciona em dark e light.
   ========================================================================= */
.ltc { padding-top: var(--lt-nav-h); color: var(--lt-fg); }
.ltc a { color: var(--lt-brand-hi); }
.ltc-narrow { max-width: 860px !important; }
.ltc-section { padding: 72px 0; }
.ltc-alt { background: var(--lt-bg-1); border-top: 1px solid var(--lt-b); border-bottom: 1px solid var(--lt-b); }
.ltc-center { text-align: center; margin-top: 28px; }

.ltc-hero { padding: 64px 0 40px; background: radial-gradient(900px 400px at 15% 0%, var(--lt-brand-glow), transparent 70%); border-bottom: 1px solid var(--lt-b); }
.ltc-hero h1 { font-family: var(--lt-font-display); font-size: clamp(2rem, 4.6vw, 3.2rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; margin: 10px 0 14px; color: var(--lt-fg); }
.ltc-hero-post h1 { font-size: clamp(1.8rem, 4vw, 2.7rem); }
.ltc-lead { font-size: 1.12rem; color: var(--lt-fg-mute); max-width: 720px; line-height: 1.6; }
.ltc-crumbs { font-size: 13px; color: var(--lt-fg-faint); margin-bottom: 12px; }
.ltc-crumbs a { color: var(--lt-fg-dim); text-decoration: none; }
.ltc-crumbs a:hover { color: var(--lt-fg); }
.ltc-eyebrow { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--lt-brand-hi); margin-bottom: 6px; }
.ltc-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; color: var(--lt-fg-dim); font-size: 14px; margin-top: 14px; }
.ltc-meta i { margin-right: 4px; }
.ltc-note-en { display: none; margin-top: 14px; font-size: 14px; padding: 10px 14px; border-radius: 10px; background: var(--lt-bg-1); border: 1px solid var(--lt-b); color: var(--lt-fg-dim); }
html:not([lang="pt-PT"]) .ltc-note-en { display: inline-block; }
.ltc-h2 { font-family: var(--lt-font-display); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; letter-spacing: -0.02em; margin: 0 0 24px; color: var(--lt-fg); }

/* idioma nos casos (PT por omissão; EN/FR/ES mostram inglês) */
html[lang="pt-PT"] .ltc [data-l="en"], html:not([lang="pt-PT"]) .ltc [data-l="pt"] { display: none !important; }

/* grelha de cartões */
.ltc-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
@media (max-width: 980px) { .ltc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .ltc-grid { grid-template-columns: 1fr; } .ltc-section { padding: 52px 0; } }
.ltc-card { display: flex; flex-direction: column; background: var(--lt-bg-1); border: 1px solid var(--lt-b); border-radius: 18px; overflow: hidden; text-decoration: none !important; color: var(--lt-fg) !important; transition: transform 200ms var(--lt-ease), border-color 200ms var(--lt-ease), box-shadow 200ms var(--lt-ease); }
.ltc-card:hover { transform: translateY(-3px); border-color: var(--lt-b-hi); box-shadow: 0 18px 40px rgba(0,0,0,.25); }
.ltc-card-img { aspect-ratio: 16 / 9; overflow: hidden; background: var(--lt-bg-2); }
.ltc-card-img img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform 500ms var(--lt-ease); }
.ltc-card:hover .ltc-card-img img { transform: scale(1.04); }
.ltc-card-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.ltc-card-body h3 { font-family: var(--lt-font-display); font-size: 1.1rem; font-weight: 650; line-height: 1.3; margin: 2px 0 8px; color: var(--lt-fg); }
.ltc-card-body p { font-size: 14.5px; color: var(--lt-fg-dim); line-height: 1.55; flex: 1; margin: 0 0 14px; }
.ltc-more { font-weight: 600; font-size: 14px; color: var(--lt-brand-hi) !important; text-decoration: none !important; }

/* filtro */
.ltc-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.ltc-filter button { border: 1px solid var(--lt-b-hi); background: var(--lt-bg-1); color: var(--lt-fg-mute); border-radius: 999px; padding: 7px 15px; font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
.ltc-filter button[aria-pressed="true"] { background: var(--lt-brand); border-color: var(--lt-brand); color: #fff; }

/* artigo */
.ltc-cover { margin: 32px 0 28px; }
.ltc-cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 18px; background: var(--lt-bg-2); border: 1px solid var(--lt-b); }
.ltc-split .ltc-cover img { aspect-ratio: auto; object-position: top; }
.ltc-cover figcaption { font-size: 12.5px; color: var(--lt-fg-faint); margin-top: 8px; }
.ltc-cover figcaption a { color: inherit; text-decoration: underline; }
.ltc-toc { background: var(--lt-bg-1); border: 1px solid var(--lt-b); border-radius: 16px; padding: 18px 22px; margin-bottom: 30px; }
.ltc-toc b { display: block; margin-bottom: 8px; color: var(--lt-fg); }
.ltc-toc ol { padding-left: 1.2rem; columns: 2; column-gap: 28px; margin: 0; }
.ltc-toc li { margin-bottom: 6px; font-size: 14.5px; break-inside: avoid; color: var(--lt-fg-dim); }
.ltc-toc a { text-decoration: none; color: var(--lt-fg-mute) !important; }
.ltc-toc a:hover { color: var(--lt-brand-hi) !important; }
@media (max-width: 640px) { .ltc-toc ol { columns: 1; } }

.ltc-prose { font-size: 17px; line-height: 1.75; color: var(--lt-fg-mute); }
.ltc-prose p { margin: 0 0 1.1em; }
.ltc-prose h2 { font-family: var(--lt-font-display); font-size: clamp(1.4rem, 2.6vw, 1.8rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1.25; color: var(--lt-fg); margin: 1.9em 0 0.6em; scroll-margin-top: calc(var(--lt-nav-h) + 20px); }
.ltc-prose h3 { font-size: 1.18rem; font-weight: 650; color: var(--lt-fg); margin: 1.5em 0 0.5em; }
.ltc-prose ul, .ltc-prose ol { padding-left: 1.4rem; margin: 0 0 1.1em; }
.ltc-prose li { margin-bottom: 0.45em; }
.ltc-prose strong { color: var(--lt-fg); }
.ltc-prose a { text-decoration: underline; text-underline-offset: 2px; }
.ltc-prose hr { border: 0; border-top: 1px solid var(--lt-b); margin: 2em 0; }
.ltc-prose .post-cta { background: var(--lt-brand-glow); border: 1px solid var(--lt-b-hi); border-radius: 14px; padding: 16px 20px; }
.ltc-prose .tbl { overflow-x: auto; margin: 0 0 1.3em; border: 1px solid var(--lt-b-hi); border-radius: 12px; }
.ltc-prose table { border-collapse: collapse; width: 100%; font-size: 15px; }
.ltc-prose th, .ltc-prose td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--lt-b); vertical-align: top; }
.ltc-prose th { background: var(--lt-bg-1); color: var(--lt-fg); font-weight: 650; }
.ltc-prose tr:last-child td { border-bottom: 0; }

.ltc-svc { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin: 40px 0 72px; padding: 22px 24px; border: 1px solid var(--lt-b-hi); border-radius: 18px; background: var(--lt-bg-1); }
.ltc-svc b { color: var(--lt-fg); }
.ltc-svc p { margin: 4px 0 0; color: var(--lt-fg-dim); font-size: 15px; }

/* botões */
.ltc-btns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.ltc-btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 18px; border-radius: 12px; font-weight: 600; font-size: 15px; text-decoration: none !important; border: 1px solid transparent; transition: all 160ms var(--lt-ease); }
.ltc-btn-primary { background: var(--lt-brand); color: #fff !important; }
.ltc-btn-primary:hover { background: var(--lt-brand-hi); }
.ltc-btn-wa { background: #22C55E; color: #fff !important; }
.ltc-btn-ghost { border-color: var(--lt-b-str); color: var(--lt-fg) !important; background: transparent; }
.ltc-btn-ghost:hover { background: var(--lt-bg-2); }

/* casos */
.ltc-split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 40px; align-items: center; }
@media (max-width: 900px) { .ltc-split { grid-template-columns: 1fr; } }
.ltc-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.ltc-chips span { font-size: 13px; font-weight: 600; padding: 5px 11px; border-radius: 999px; background: var(--lt-bg-2); border: 1px solid var(--lt-b); color: var(--lt-fg-mute); }
.ltc-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
@media (max-width: 900px) { .ltc-cols { grid-template-columns: 1fr; } }
.ltc-cols p { color: var(--lt-fg-mute); line-height: 1.7; }
.ltc-checks { list-style: none; padding: 0; margin: 0 0 8px; display: grid; gap: 10px; }
.ltc-checks li { position: relative; padding-left: 28px; color: var(--lt-fg-mute); line-height: 1.6; }
.ltc-checks li::before { content: "\f00c"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; left: 0; top: 1px; color: var(--lt-acc); font-size: 14px; }
.ltc-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 32px; }
@media (max-width: 900px) { .ltc-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.ltc-stat { background: var(--lt-bg); border: 1px solid var(--lt-b); border-radius: 16px; padding: 18px; }
.ltc-stat b { display: block; font-family: var(--lt-font-display); font-size: 1.35rem; color: var(--lt-fg); margin-bottom: 4px; }
.ltc-stat span { color: var(--lt-fg-dim); font-size: 14px; }
.ltc-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
@media (max-width: 760px) { .ltc-compare { grid-template-columns: 1fr; } }
.ltc-box { border-radius: 18px; padding: 24px; border: 1px solid var(--lt-b-hi); background: var(--lt-bg-1); }
.ltc-box > b { display: block; font-size: 1.1rem; margin-bottom: 12px; color: var(--lt-fg); }
.ltc-box-bad .ltc-checks li::before { content: "\f00d"; color: #F87171; }
.ltc-shots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
@media (max-width: 760px) { .ltc-shots { grid-template-columns: 1fr; } }
.ltc-shot { margin: 0; }
.ltc-shot img { width: 100%; border-radius: 14px; border: 1px solid var(--lt-b-hi); background: var(--lt-bg-2); }
.ltc-shot figcaption { font-size: 14px; color: var(--lt-fg-dim); margin-top: 8px; }