/* ── Reset & Base ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-base:       #09090b;
  --bg-surface:    #111113;
  --bg-elevated:   #18181b;
  --bg-card:       #1c1c1f;
  --border:        #27272a;
  --border-subtle: #1f1f22;
  --accent:        #6366f1;
  --accent-glow:   rgba(99,102,241,0.18);
  --accent-hover:  #818cf8;
  --success:       #22c55e;
  --warning:       #f59e0b;
  --danger:        #ef4444;
  --text-primary:  #fafafa;
  --text-secondary:#a1a1aa;
  --text-muted:    #71717a;
  --radius-sm:     6px;
  --radius-md:     12px;
  --radius-lg:     18px;
  --font:          'Inter', system-ui, sans-serif;
  --mono:          'JetBrains Mono', 'Fira Code', monospace;
}

html, body {
  font-family: var(--font);
  background: var(--bg-base);
  color: var(--text-primary);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button { font-family: var(--font); cursor: pointer; border: none; outline: none; }

/* ── Boot Splash ────────────────────────────────────────────────────── */
.boot-splash {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 100vh; gap: 12px;
}
.boot-logo { font-size: 2.5rem; animation: pulse 1.4s ease-in-out infinite; }
.boot-label { color: var(--text-secondary); font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; }
@keyframes pulse { 0%,100%{opacity:1}50%{opacity:0.4} }

/* ── Shell ──────────────────────────────────────────────────────────── */
.store-shell { display: flex; flex-direction: column; min-height: 100vh; }

/* ── Header ─────────────────────────────────────────────────────────── */
.store-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(9,9,11,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  height: 60px; display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand-icon { font-size: 1.25rem; }
.brand-name { font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; }
.brand-tag {
  font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em;
  background: var(--accent-glow); color: var(--accent-hover);
  border: 1px solid rgba(99,102,241,0.3); border-radius: 4px; padding: 2px 6px;
}
.header-nav { display: flex; gap: 4px; }
.nav-link {
  padding: 6px 14px; border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 500;
  color: var(--text-secondary); transition: all 0.15s;
}
.nav-link:hover { color: var(--text-primary); background: var(--bg-elevated); }

/* ── Main ───────────────────────────────────────────────────────────── */
.store-main { flex: 1; }

/* ── Hero ───────────────────────────────────────────────────────────── */
.hero {
  padding: 80px 24px 60px;
  background: radial-gradient(ellipse 70% 50% at 50% -10%, rgba(99,102,241,0.12) 0%, transparent 70%);
  border-bottom: 1px solid var(--border-subtle);
}
.hero-inner { max-width: 700px; margin: 0 auto; text-align: center; }
.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; line-height: 1.12;
  letter-spacing: -0.03em; margin-bottom: 18px;
}
.hero-accent { color: var(--accent-hover); }
.hero-sub { font-size: 1.05rem; color: var(--text-secondary); max-width: 480px; margin: 0 auto; }

/* ── Products Section ────────────────────────────────────────────────── */
.products-section { max-width: 1200px; margin: 0 auto; padding: 48px 24px; }
.section-header { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.section-header h2 { font-size: 1.25rem; font-weight: 600; }
.filter-clear {
  font-size: 0.8rem; color: var(--text-muted); background: var(--bg-elevated);
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 4px 10px;
  transition: all 0.15s;
}
.filter-clear:hover { color: var(--text-primary); }

.category-filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 28px; }
.cat-btn {
  padding: 6px 16px; border-radius: 20px; font-size: 0.8rem; font-weight: 500;
  background: var(--bg-elevated); border: 1px solid var(--border); color: var(--text-secondary);
  transition: all 0.15s;
}
.cat-btn:hover, .cat-btn.active {
  background: var(--accent-glow); border-color: rgba(99,102,241,0.4); color: var(--accent-hover);
}

/* ── Product Grid ────────────────────────────────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex; flex-direction: column; gap: 10px;
  transition: all 0.2s;
  cursor: pointer;
}
.product-card:hover {
  border-color: rgba(99,102,241,0.4);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.15), 0 8px 32px rgba(0,0,0,0.4);
  transform: translateY(-2px);
}
.card-category {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent-hover);
}
.card-title { font-size: 1.1rem; font-weight: 700; }
.card-desc { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.5; flex: 1; }
.card-footer { display: flex; align-items: center; gap: 6px; margin-top: 8px; }
.card-price { font-size: 1.15rem; font-weight: 700; color: var(--text-primary); }
.card-type { font-size: 0.75rem; color: var(--text-muted); flex: 1; }
.card-cta { font-size: 0.85rem; color: var(--accent-hover); font-weight: 600; }

/* Skeleton */
.loading-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.skeleton {
  height: 200px; border-radius: var(--radius-lg);
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-elevated) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}
@keyframes shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

/* ── Product Detail ──────────────────────────────────────────────────── */
.product-detail { max-width: 1100px; margin: 0 auto; padding: 48px 24px; }
.detail-breadcrumb { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 32px; }
.detail-breadcrumb a { color: var(--accent-hover); }
.detail-breadcrumb a:hover { text-decoration: underline; }
.detail-breadcrumb span { margin-left: 6px; }

.detail-grid {
  display: grid; grid-template-columns: 1fr 360px; gap: 48px; align-items: start;
}
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; } }

.detail-badge {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent-hover); margin-bottom: 12px;
}
.detail-title { font-size: 2rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 18px; }
.detail-desc { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 32px; }

.detail-meta { display: flex; flex-direction: column; gap: 14px; }
.meta-item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border-subtle); }
.meta-label { font-size: 0.8rem; color: var(--text-muted); width: 80px; flex-shrink: 0; }
.meta-value { font-size: 0.875rem; color: var(--text-secondary); }

/* Buy Card */
.buy-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: sticky; top: 80px;
}
.buy-price { font-size: 2.2rem; font-weight: 800; margin-bottom: 24px; }
.buy-period { font-size: 1rem; font-weight: 400; color: var(--text-muted); }
.buy-form { display: flex; flex-direction: column; gap: 12px; }
.buy-label { font-size: 0.8rem; font-weight: 500; color: var(--text-secondary); }
.buy-input {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-primary); padding: 10px 14px; font-size: 0.9rem; font-family: var(--font);
  transition: border-color 0.15s; width: 100%;
}
.buy-input:focus { outline: none; border-color: var(--accent); }
.buy-input::placeholder { color: var(--text-muted); }
.buy-error { font-size: 0.8rem; color: var(--danger); }
.buy-btn {
  background: var(--accent); color: white; padding: 13px; border-radius: var(--radius-sm);
  font-size: 0.9rem; font-weight: 600; transition: all 0.15s; width: 100%;
}
.buy-btn:hover:not(.disabled):not(:disabled) { background: var(--accent-hover); box-shadow: 0 0 20px rgba(99,102,241,0.4); }
.buy-btn.disabled, .buy-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.buy-note { font-size: 0.75rem; color: var(--text-muted); text-align: center; margin-top: 14px; line-height: 1.5; }
.checkout-spinner { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 20px 0; }
.checkout-spinner p { font-size: 0.85rem; color: var(--text-secondary); }

/* ── Success Page ────────────────────────────────────────────────────── */
.success-page { max-width: 600px; margin: 80px auto; padding: 0 24px; }
.success-card {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 48px; text-align: center;
}
.success-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(34,197,94,0.15); border: 2px solid var(--success);
  color: var(--success); font-size: 1.8rem; display: flex; align-items: center;
  justify-content: center; margin: 0 auto 24px;
}
.success-title { font-size: 1.8rem; font-weight: 700; margin-bottom: 10px; }
.success-sub { color: var(--text-secondary); margin-bottom: 32px; }

.license-block {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 20px; margin-bottom: 32px; text-align: left;
}
.license-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); display: block; margin-bottom: 10px; }
.license-key {
  font-family: var(--mono); font-size: 1.05rem; font-weight: 600;
  color: var(--accent-hover); letter-spacing: 0.05em; word-break: break-all;
}
.license-note { font-size: 0.78rem; color: var(--text-muted); margin-top: 10px; }
.success-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.success-loading, .success-pending, .success-error {
  text-align: center; padding: 60px 24px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius-lg);
}
.pending-icon { font-size: 2.5rem; margin-bottom: 16px; }

/* ── Orders Page ─────────────────────────────────────────────────────── */
.orders-page { max-width: 760px; margin: 0 auto; padding: 48px 24px; }
.orders-header { margin-bottom: 36px; }
.orders-header h1 { font-size: 1.8rem; font-weight: 700; margin-bottom: 8px; }
.orders-header p { color: var(--text-secondary); }
.orders-lookup { display: flex; gap: 12px; flex-wrap: wrap; }
.lookup-input {
  flex: 1; min-width: 260px; background: var(--bg-elevated);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-primary); padding: 11px 16px; font-size: 0.9rem; font-family: var(--font);
}
.lookup-input:focus { outline: none; border-color: var(--accent); }
.lookup-input::placeholder { color: var(--text-muted); }
.lookup-btn {
  background: var(--accent); color: white; padding: 11px 22px;
  border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 600; transition: all 0.15s;
}
.lookup-btn:hover:not(:disabled) { background: var(--accent-hover); }
.lookup-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.orders-controls { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.orders-email { font-size: 0.9rem; color: var(--text-secondary); }
.orders-list { display: flex; flex-direction: column; gap: 16px; }
.order-card {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 20px; display: flex; flex-direction: column; gap: 12px;
}
.order-top { display: flex; justify-content: space-between; align-items: flex-start; }
.order-badge {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent-hover); margin-bottom: 4px;
}
.order-name { font-size: 1rem; font-weight: 600; }
.order-amount { font-size: 1.1rem; font-weight: 700; white-space: nowrap; }
.order-license { display: flex; flex-direction: column; gap: 4px; }
.license-label-sm { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.order-key {
  font-family: var(--mono); font-size: 0.9rem; color: var(--accent-hover); letter-spacing: 0.04em;
}
.order-date { font-size: 0.78rem; color: var(--text-muted); }
.orders-loading { display: flex; justify-content: center; padding: 60px 0; }
.orders-empty { text-align: center; padding: 48px; color: var(--text-secondary); }
.orders-empty p { margin-bottom: 16px; }

/* ── Shared Buttons ──────────────────────────────────────────────────── */
.btn-primary {
  background: var(--accent); color: white; padding: 10px 22px;
  border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 600;
  transition: all 0.15s; display: inline-block;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
  background: var(--bg-elevated); color: var(--text-primary);
  border: 1px solid var(--border); padding: 10px 22px;
  border-radius: var(--radius-sm); font-size: 0.875rem; font-weight: 500;
  transition: all 0.15s; display: inline-block;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent-hover); }
.btn-ghost {
  background: transparent; color: var(--text-muted); border: none;
  font-size: 0.85rem; padding: 6px 12px; border-radius: var(--radius-sm);
  transition: color 0.15s;
}
.btn-ghost:hover { color: var(--text-primary); }

/* ── Spinner ─────────────────────────────────────────────────────────── */
.spinner {
  width: 32px; height: 32px; border: 2px solid var(--border);
  border-top-color: var(--accent); border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── States ──────────────────────────────────────────────────────────── */
.empty-state { color: var(--text-muted); text-align: center; padding: 48px 0; }
.not-found { text-align: center; padding: 80px 24px; }
.not-found h1 { font-size: 4rem; font-weight: 800; color: var(--text-muted); }
.not-found p { color: var(--text-secondary); margin: 12px 0 24px; }
.error-state { text-align: center; padding: 80px 24px; color: var(--text-secondary); }

/* ── Footer ──────────────────────────────────────────────────────────── */
.store-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 32px 24px; margin-top: auto;
}
.footer-inner { max-width: 1200px; margin: 0 auto; text-align: center; }
.footer-inner p { font-size: 0.8rem; color: var(--text-muted); }
.footer-sub { margin-top: 6px; }
.footer-sub strong { color: var(--text-secondary); }

/* ── Blazor Error ────────────────────────────────────────────────────── */
#blazor-error-ui {
  background: var(--bg-elevated); border: 1px solid var(--danger);
  color: var(--text-primary); bottom: 0; box-shadow: 0 -4px 24px rgba(0,0,0,0.5);
  display: none; left: 0; padding: 0.6rem 1.25rem 0.7rem; position: fixed;
  width: 100%; z-index: 1000; font-size: 0.875rem;
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 0.75rem; top: 0.5rem; font-size: 1.1rem; }
.reload { color: var(--accent-hover); margin-left: 8px; }