:root {
  --gp-navy: #071525;
  --gp-navy-2: #0d2136;
  --gp-teal: #087f83;
  --gp-teal-dark: #05666a;
  --gp-gold: #d8a84e;
  --gp-ivory: #fbf8f1;
  --gp-paper: #fffdf9;
  --gp-ink: #17212b;
  --gp-muted: #65717c;
  --gp-border: #e5ded2;
}
html { scroll-behavior: smooth; }
html, body { min-height: 100%; }
body { margin: 0; color: var(--gp-ink); background: var(--gp-ivory); font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif; }
.loading-screen { min-height: 100vh; display: grid; place-content: center; gap: 1rem; text-align: center; color: white; background: var(--gp-navy); }
.poc-shell { min-height: 100vh; display: flex; flex-direction: column; }
.poc-header { position: sticky; top: 0; z-index: 10; color: white; background: rgba(7, 21, 37, .96); border-bottom: 1px solid rgba(216, 168, 78, .45); backdrop-filter: blur(12px); }
.brand { display: flex; align-items: center; gap: .7rem; color: white; }
.brand:hover { color: white; }
.brand-clef { color: var(--gp-gold); font-family: Georgia, serif; font-size: 2.75rem; line-height: 1; }
.brand-name { display: block; color: white; font: 700 1.45rem/1 Georgia, "Times New Roman", serif; letter-spacing: -.04em; }
.brand-name span, h1 span { color: var(--gp-gold); }
.brand-tagline { display: block; margin-top: .25rem; color: #65c7c4; font-size: .64rem; letter-spacing: .09em; text-transform: uppercase; white-space: nowrap; }
.hero { color: white; background: radial-gradient(circle at 85% 15%, rgba(8,127,131,.34), transparent 28%), radial-gradient(circle at 15% 10%, rgba(216,168,78,.16), transparent 24%), linear-gradient(145deg, var(--gp-navy), #020a13 82%); }
.hero .text-secondary { color: rgba(255,255,255,.72) !important; }
.eyebrow { color: #65c7c4; font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.tagline { color: var(--gp-gold); letter-spacing: .04em; }
.btn-primary { --bs-btn-bg: var(--gp-teal); --bs-btn-border-color: var(--gp-teal); --bs-btn-hover-bg: var(--gp-teal-dark); --bs-btn-hover-border-color: var(--gp-teal-dark); }
.btn-success { --bs-btn-bg: var(--gp-gold); --bs-btn-border-color: var(--gp-gold); --bs-btn-color: var(--gp-ink); --bs-btn-hover-bg: #b6832d; --bs-btn-hover-border-color: #b6832d; --bs-btn-hover-color: white; }
.music-card { min-height: 360px; display: grid; align-content: center; gap: 1.5rem; padding: 2rem; border: 1px solid rgba(216,168,78,.5); border-radius: 1.2rem; background: rgba(255,255,255,.055); box-shadow: 0 22px 60px rgba(0,0,0,.25); }
.staff { position: relative; height: 150px; }
.staff i { display: block; height: 1px; margin: 18px 0; background: linear-gradient(90deg, transparent, rgba(216,168,78,.75) 10%, rgba(216,168,78,.75) 90%, transparent); }
.treble { position: absolute; left: 8%; top: -30px; color: var(--gp-gold); font: 7rem/1 Georgia, serif; }
.note { position: absolute; color: #65c7c4; font: 2.2rem/1 Georgia, serif; }
.n1 { left: 42%; top: 22%; }.n2 { left: 63%; top: 45%; }.n3 { left: 82%; top: 8%; }
.status-card { display: grid; grid-template-columns: auto 1fr; gap: .25rem .65rem; align-items: center; padding: 1rem 1.1rem; border-radius: .8rem; color: var(--gp-ink); background: var(--gp-paper); }
.status-card span:last-child { grid-column: 2; color: var(--gp-muted); font-size: .9rem; }
.status-dot { width: .7rem; height: .7rem; border-radius: 50%; background: #2fb377; box-shadow: 0 0 0 .3rem rgba(47,179,119,.15); }
.music-heading { position: relative; display: inline-flex; padding: .5rem 1.5rem .5rem .1rem; isolation: isolate; }
.music-heading::before { content: ""; position: absolute; inset: 50% 0 auto; z-index: -1; height: 25px; transform: translateY(-50%); background: repeating-linear-gradient(to bottom, rgba(8,127,131,.28) 0, rgba(8,127,131,.28) 1px, transparent 1px, transparent 6px); mask-image: linear-gradient(90deg,#000 0,#000 82%,transparent 100%); }
.music-heading h2 { padding: 0 .55rem; background: var(--gp-ivory); }
.card { border-radius: 1rem; background: var(--gp-paper); }
.feature-icon { width: 3rem; height: 3rem; display: grid; place-items: center; margin-bottom: 1rem; color: var(--gp-teal-dark); background: #e7f5f4; border-radius: .8rem; font-weight: 800; }
.check-list { display: grid; gap: .7rem; padding-left: 0; list-style: none; }
.check-list li::before { content: "✓"; margin-right: .65rem; color: var(--gp-teal); font-weight: 900; }
.poc-footer { margin-top: auto; color: rgba(255,255,255,.68); background: var(--gp-navy); border-top: 1px solid rgba(216,168,78,.35); }
code { color: var(--gp-teal-dark); background: #edf4f3; padding: .1rem .3rem; border-radius: .25rem; }
@media (max-width: 575.98px) { .brand-tagline { font-size: .53rem; letter-spacing: .045em; } .poc-header .badge { display: none; } .hero .display-3 { font-size: 3rem; } .music-card { min-height: 280px; padding: 1.25rem; } }