/* =========================================================
   ByteBuddy Download-Center
   Baut ausschließlich auf den bestehenden Design-Tokens aus
   main.css auf (--color-*, --space-*, --radius-*, --shadow-*),
   damit die Seite optisch 1:1 zum Rest von bitbiber.de passt.
   Nur auf page-bytebuddy-downloads.php geladen.
   ========================================================= */

/* ---------- Hero ---------- */
.dl-hero { padding-block: var(--space-24) var(--space-16); position: relative; overflow: hidden; }
.dl-hero__grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: var(--space-16); align-items: center; }
@media (max-width: 900px) { .dl-hero__grid { grid-template-columns: 1fr; text-align: center; } }
.dl-hero__ctas { display: flex; gap: var(--space-4); flex-wrap: wrap; margin-top: var(--space-8); }
@media (max-width: 900px) { .dl-hero__ctas { justify-content: center; } }
.dl-hero__pills { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-8); }
@media (max-width: 900px) { .dl-hero__pills { justify-content: center; } }
.dl-pill {
	display: inline-flex; align-items: center; gap: var(--space-2);
	padding: 0.45rem 0.9rem; border-radius: var(--radius-pill);
	background: var(--color-surface); border: 1px solid var(--color-border);
	font-size: 0.82rem; font-weight: 700; color: var(--color-ink-soft);
}
.dl-pill img { width: 14px; height: 14px; }

.dl-hero__visual { position: relative; display: flex; justify-content: center; }
.dl-hero__visual::before {
	content: ""; position: absolute; inset: -10%; pointer-events: none;
	background: radial-gradient(circle, var(--color-primary-tint), transparent 60%);
	z-index: 0;
}
.dl-hero__visual img {
	position: relative; z-index: 1; width: min(300px, 78%);
	border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
	border: 1px solid var(--color-border);
}

/* ---------- Stat-Reihe ---------- */
.dl-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); margin-top: var(--space-12); }
@media (max-width: 760px) { .dl-stats { grid-template-columns: repeat(2, 1fr); } }
.dl-stat { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-6); text-align: center; }
.dl-stat .n { font-size: 1.7rem; font-weight: 800; color: var(--color-primary); }
.dl-stat .l { font-size: 0.8rem; color: var(--color-muted); margin-top: var(--space-1); }

/* ---------- 3D-Viewer ---------- */
.viewer-shell {
	background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
	padding: var(--space-6); display: grid; grid-template-columns: 260px 1fr; gap: var(--space-6);
	box-shadow: var(--shadow-sm);
}
@media (max-width: 860px) { .viewer-shell { grid-template-columns: 1fr; } }

.part-list { display: flex; flex-direction: column; gap: var(--space-2); max-height: 560px; overflow: auto; padding-right: var(--space-1); }
.part-btn {
	display: flex; align-items: center; gap: var(--space-3); text-align: left; width: 100%;
	background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: var(--radius-md);
	padding: var(--space-3) var(--space-4); cursor: pointer; color: var(--color-ink); font: inherit;
	transition: background var(--transition), border-color var(--transition);
}
.part-btn:hover { background: var(--color-primary-tint); }
.part-btn.active { background: var(--color-primary-tint); border-color: var(--color-primary); }
.part-btn .ic-circle { width: 34px; height: 34px; border-radius: var(--radius-sm); background: var(--color-bg); border: 1px solid var(--color-border); display: flex; align-items: center; justify-content: center; flex: none; }
.part-btn .ic-circle img { width: 17px; height: 17px; }
.part-btn .meta b { display: block; font-size: 0.88rem; font-weight: 700; }
.part-btn .meta span { display: block; font-size: 0.76rem; color: var(--color-muted); margin-top: 2px; }

.viewer-stage { display: flex; flex-direction: column; gap: var(--space-4); }
.canvas-wrap {
	position: relative; background: radial-gradient(circle at 50% 30%, #1a2740, #0b1220 78%);
	border-radius: var(--radius-md); border: 1px solid var(--color-border); overflow: hidden;
	height: min(58vh, 480px); min-height: 320px;
}
.canvas-wrap canvas { width: 100% !important; height: 100% !important; display: block; cursor: grab; }
.canvas-wrap canvas:active { cursor: grabbing; }
.viewer-toolbar { position: absolute; top: var(--space-3); right: var(--space-3); display: flex; gap: var(--space-2); z-index: 5; }
.tool-btn {
	width: 38px; height: 38px; border-radius: var(--radius-sm); background: rgba(14,22,38,0.72); backdrop-filter: blur(6px);
	border: 1px solid rgba(255,255,255,0.14); display: flex; align-items: center; justify-content: center; cursor: pointer;
	transition: background var(--transition), border-color var(--transition);
}
.tool-btn img { width: 16px; height: 16px; }
.tool-btn:hover { background: rgba(255,255,255,0.14); }
.tool-btn.on { border-color: var(--color-primary); background: rgba(242,101,12,0.25); }
.viewer-caption {
	position: absolute; left: var(--space-3); bottom: var(--space-3); z-index: 5;
	background: rgba(14,22,38,0.72); backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,0.14);
	border-radius: var(--radius-sm); padding: var(--space-2) var(--space-3); font-size: 0.76rem; color: rgba(255,255,255,0.8);
}
.viewer-loading {
	position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: var(--space-3);
	color: rgba(255,255,255,0.7); font-size: 0.82rem; z-index: 4; background: rgba(11,18,32,0.35);
}
.dl-spinner { width: 28px; height: 28px; border-radius: 50%; border: 3px solid rgba(255,255,255,0.18); border-top-color: var(--color-primary); animation: dl-spin 0.9s linear infinite; }
@keyframes dl-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .dl-spinner { animation-duration: 2.4s; } }

.viewer-footer { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; }
.viewer-footer h3 { font-size: 1.2rem; margin-bottom: var(--space-1); }
.viewer-footer p { margin: 0; max-width: 56ch; }
.dl-hint { font-size: 0.78rem; color: var(--color-muted); display: flex; align-items: center; gap: var(--space-2); }

/* ---------- Download-Karten ---------- */
.cat-block { margin-bottom: var(--space-16); }
.cat-head { display: flex; align-items: center; gap: var(--space-4); margin-bottom: var(--space-6); }
.cat-head .ic-circle {
	width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--color-primary-tint);
	display: flex; align-items: center; justify-content: center; flex: none;
}
.cat-head .ic-circle img { width: 21px; height: 21px; }
.cat-head h3 { font-size: 1.2rem; margin-bottom: 2px; }
.cat-head span { font-size: 0.85rem; color: var(--color-muted); }

.dl-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
@media (max-width: 980px) { .dl-card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .dl-card-grid { grid-template-columns: 1fr; } }

.dl-card {
	background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
	padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3);
	transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.dl-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: transparent; }
.dl-card .top { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-2); }
.dl-card .ic-circle { width: 42px; height: 42px; border-radius: var(--radius-md); background: var(--color-primary-tint); display: flex; align-items: center; justify-content: center; flex: none; }
.dl-card .ic-circle img { width: 20px; height: 20px; }
.dl-card .filetag {
	font-size: 0.68rem; font-weight: 800; letter-spacing: 0.04em; color: var(--color-muted);
	background: var(--color-surface); border: 1px solid var(--color-border); padding: 0.25rem 0.55rem; border-radius: var(--radius-sm);
}
.dl-card h4 { font-size: 1rem; margin-bottom: 0; }
.dl-card p { font-size: 0.88rem; margin: 0; flex: 1; }
.dl-card .foot { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-1); flex-wrap: wrap; }
.dl-card .size { font-size: 0.76rem; color: var(--color-muted); font-weight: 600; }
.dl-card .actions { display: flex; gap: var(--space-2); }
.dl-btn {
	display: inline-flex; align-items: center; gap: var(--space-2); padding: 0.5rem 0.9rem;
	border-radius: var(--radius-pill); font-weight: 700; font-size: 0.82rem; border: 1.5px solid transparent;
	transition: transform var(--transition), background var(--transition), border-color var(--transition);
}
.dl-btn img { width: 14px; height: 14px; }
.dl-btn:hover { transform: translateY(-1px); }
.dl-btn--accent { background: var(--color-accent); color: var(--color-ink); }
.dl-btn--outline { background: transparent; color: var(--color-ink); border-color: var(--color-border); }
.dl-btn--outline:hover { border-color: var(--color-ink); }

.bundle-banner {
	display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); flex-wrap: wrap;
	background: linear-gradient(120deg, var(--color-primary-tint), var(--color-accent-tint));
	border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-8);
	margin-bottom: var(--space-12);
}
.bundle-banner .left { display: flex; align-items: center; gap: var(--space-4); }
.bundle-banner .ic-circle {
	width: 52px; height: 52px; border-radius: var(--radius-md); background: var(--color-bg);
	display: flex; align-items: center; justify-content: center; flex: none; border: 1px solid var(--color-border);
}
.bundle-banner .ic-circle img { width: 24px; height: 24px; }
.bundle-banner h3 { font-size: 1.15rem; margin-bottom: 2px; }
.bundle-banner p { margin: 0; font-size: 0.88rem; }

/* ---------- Verkabelung / Spezifikationen ---------- */
.spec-panel {
	background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg);
	padding: var(--space-8); display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8);
}
@media (max-width: 860px) { .spec-panel { grid-template-columns: 1fr; } }
.spec-table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
.spec-table th { text-align: left; color: var(--color-muted); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase; padding: var(--space-2) var(--space-3); border-bottom: 1px solid var(--color-border); }
.spec-table td { padding: var(--space-3); border-bottom: 1px solid var(--color-border); color: var(--color-ink); }
.spec-table tr:last-child td { border-bottom: none; }
.spec-table .pin { color: var(--color-primary); font-weight: 700; font-family: var(--font-mono); }

.spec-doc-item { display: flex; gap: var(--space-3); align-items: flex-start; margin-bottom: var(--space-3); }
.spec-doc-item .ic-circle { width: 34px; height: 34px; border-radius: var(--radius-sm); background: var(--color-primary-tint); display: flex; align-items: center; justify-content: center; flex: none; }
.spec-doc-item .ic-circle img { width: 16px; height: 16px; }
.spec-doc-item b { font-size: 0.88rem; }
.spec-doc-item p { margin: 2px 0 0; font-size: 0.8rem; color: var(--color-muted); }

/* ---------- Feature-Grid ---------- */
.dl-feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
@media (max-width: 980px) { .dl-feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .dl-feature-grid { grid-template-columns: 1fr; } }
.dl-feature { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-6); }
.dl-feature .ic-circle {
	width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--color-primary-tint);
	display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-4);
}
.dl-feature .ic-circle img { width: 21px; height: 21px; }
.dl-feature h4 { font-size: 0.98rem; margin-bottom: var(--space-2); }
.dl-feature p { font-size: 0.86rem; margin: 0; }

/* ---------- FAQ ---------- */
.dl-faq-item { border-bottom: 1px solid var(--color-border); padding-block: var(--space-5); }
.dl-faq-q { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); cursor: pointer; font-weight: 700; font-size: 1rem; }
.dl-faq-q img { width: 14px; height: 14px; transition: transform var(--transition); flex: none; }
.dl-faq-item.open .dl-faq-q img { transform: rotate(180deg); }
.dl-faq-a { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; }
.dl-faq-item.open .dl-faq-a { max-height: 220px; }
.dl-faq-a p { margin: var(--space-3) 0 0; color: var(--color-ink-soft); font-size: 0.92rem; max-width: 70ch; }

/* ---------- Divider ---------- */
.dl-divider { height: 1px; background: var(--color-border); border: none; margin: 0; }