/* ============================================================
 * Tower Speakers · adventure.css
 * Centerpiece "Build My Sound System" dashboard, kit catalog touchups, live ticker.
 * ============================================================ */

.tsp-build { padding: 100px 0 80px; position: relative; overflow: hidden; }
.tsp-build__bg { position: absolute; inset: 0; z-index: 0; }
.tsp-build__bg svg { width: 100%; height: 100%; opacity: 0.7; }
.tsp-build__inner { position: relative; z-index: 1; }
.tsp-build__bars { position: absolute; bottom: 28%; left: 0; right: 0; display: flex; gap: 6px; padding: 0 10%; align-items: flex-end; height: 14%; opacity: 0.30; pointer-events: none; }
.tsp-build__bars span { flex: 1; background: linear-gradient(180deg, rgba(212,175,55,0.8), transparent); border-radius: 2px 2px 0 0; min-height: 8%; animation: tsp-eq-build 1.6s ease-in-out infinite; animation-delay: calc(var(--i, 0) * 60ms); }
@keyframes tsp-eq-build { 0%,100%{height:18%;}50%{height:88%;} }

.tsp-build__progress { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; max-width: 760px; margin: 0 auto 30px; padding: 14px 22px; background: rgba(15,17,24,0.72); border: 1px solid var(--tsp-glass-bd); border-radius: 999px; backdrop-filter: blur(10px); }
.tsp-build__progress-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--tsp-c-primary); font-weight: 700; }
.tsp-build__bar { height: 6px; background: rgba(255,255,255,0.06); border-radius: 999px; overflow: hidden; }
.tsp-build__bar-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--tsp-c-primary), var(--tsp-c-cta)); transition: width .8s; box-shadow: 0 0 14px rgba(212,175,55,0.7); position: relative; overflow: hidden; }
.tsp-build__bar-fill::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent); animation: tsp-shimmer 2s infinite; }
@keyframes tsp-shimmer { 0%{transform:translateX(-100%);}100%{transform:translateX(100%);} }
.tsp-build__progress-pct { font-size: 13px; color: var(--tsp-c-ink); font-weight: 600; min-width: 100px; text-align: right; }

.tsp-build__stages { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: tsp-build; }
.tsp-build__stage { padding: 26px; background: rgba(15,17,24,0.72); border: 1px solid var(--tsp-glass-bd); border-radius: var(--tsp-radius); backdrop-filter: blur(10px); position: relative; transition: all .4s; min-height: 240px; display: grid; grid-template-rows: auto auto 1fr auto; gap: 8px; }
.tsp-build__chip { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: rgba(255,255,255,0.06); color: var(--tsp-c-ink); font-weight: 700; font-family: var(--tsp-font-h); margin-bottom: 6px; }
.tsp-build__stage h3 { color: #fff; margin: 0; }
.tsp-build__stage p, .tsp-build__stage [data-saved] strong, .tsp-build__stage [data-saved] span { color: var(--tsp-c-ink-2); font-size: 14px; margin: 0; }
.tsp-build__stage [data-saved] strong { display: block; color: var(--tsp-c-primary); margin-bottom: 4px; }
.tsp-build__cta { display: inline-flex; align-items: center; gap: 6px; color: var(--tsp-c-primary); font-weight: 600; font-size: 14px; align-self: end; }

.tsp-build__stage.is-done { border-color: rgba(212,175,55,0.50); background: linear-gradient(135deg, rgba(212,175,55,0.10), rgba(15,17,24,0.72)); }
.tsp-build__stage.is-done .tsp-build__chip { background: var(--tsp-grad-gold); color: #0a0a0d; animation: tsp-check-pop .4s; }
@keyframes tsp-check-pop { 0% { transform: scale(0.8); } 60% { transform: scale(1.15); } 100% { transform: scale(1); } }
.tsp-build__stage.is-next { border-color: var(--tsp-c-accent); box-shadow: 0 0 30px rgba(74,144,226,0.30), 0 12px 36px rgba(0,0,0,0.5); }
.tsp-build__stage.is-next::before { content: ""; position: absolute; inset: -2px; border-radius: var(--tsp-radius); background: radial-gradient(circle, rgba(74,144,226,0.20), transparent 70%); pointer-events: none; }

.tsp-build__stages li:not(:last-child)::after { content: ""; position: absolute; right: -10px; top: 50%; transform: translateY(-50%); width: 16px; height: 2px; background: linear-gradient(90deg, rgba(212,175,55,0.6), transparent); }
@media (max-width: 1100px) { .tsp-build__stages { grid-template-columns: repeat(2, 1fr); } .tsp-build__stages li::after { display: none; } }
@media (max-width: 600px) { .tsp-build__stages { grid-template-columns: 1fr; } }

.tsp-build__resume { text-align: center; margin-top: 30px; }
.tsp-build.is-complete .tsp-build__resume::before { content: "✦"; display: inline-block; color: var(--tsp-c-primary); margin-right: 8px; animation: tsp-pulse 1.4s infinite; }