:root {
  color-scheme: dark;
  --color-primary: #7c6cff;
  --color-primary-strong: #6354eb;
  --color-primary-soft: rgba(124, 108, 255, 0.14);
  --color-success: #2dd4a7;
  --color-danger: #fb7185;
  --color-warning: #fbbf24;
  --color-bg: #0a0f1e;
  --color-bg-raised: #10182b;
  --color-surface: #151f35;
  --color-surface-2: #1b2842;
  --color-text: #f7f8fc;
  --color-muted: #9daac0;
  --color-border: #293752;
  --color-white: #fff;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.28);
  --container: 1180px;
  --header-height: 72px;
  --transition: 180ms ease;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="light"] {
  color-scheme: light;
  --color-bg: #f5f7fb;
  --color-bg-raised: #fff;
  --color-surface: #fff;
  --color-surface-2: #eef2f8;
  --color-text: #172033;
  --color-muted: #647089;
  --color-border: #dce3ee;
  --shadow: 0 18px 45px rgba(38, 51, 77, 0.1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 80% -10%, rgba(124, 108, 255, 0.14), transparent 32rem),
    var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}
body[data-auth="required"] { visibility: hidden; }
body[data-auth="required"].auth-ready { visibility: visible; }
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
:focus-visible { outline: 3px solid rgba(124, 108, 255, 0.55); outline-offset: 3px; }
::selection { background: rgba(124, 108, 255, 0.35); }

.skip-link { position: fixed; top: -100px; left: 1rem; z-index: 1000; padding: .75rem 1rem; background: var(--color-primary); border-radius: var(--radius-sm); }
.skip-link:focus { top: 1rem; }
.container { width: min(calc(100% - 2rem), var(--container)); margin-inline: auto; }
.page-shell { min-height: calc(100vh - var(--header-height)); padding: 2rem 0 4rem; }
.section { padding: 5rem 0; }
.section-tight { padding: 3rem 0; }
.eyebrow { margin: 0 0 .8rem; color: var(--color-success); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.14; letter-spacing: -.025em; }
h1 { font-size: clamp(2.45rem, 8vw, 5.6rem); }
h2 { font-size: clamp(1.8rem, 5vw, 3rem); }
h3 { font-size: 1.08rem; }
.muted { color: var(--color-muted); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  border-bottom: 1px solid color-mix(in srgb, var(--color-border), transparent 30%);
  background: color-mix(in srgb, var(--color-bg) 84%, transparent);
  backdrop-filter: blur(18px);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .68rem; font-weight: 850; letter-spacing: -.025em; }
.brand > span:last-child { font-size: .98rem; }
.brand-mark { width: 38px; height: 38px; display: block; flex: 0 0 auto; border-radius: 13px; filter: drop-shadow(0 7px 13px rgba(78, 59, 208, .28)); transition: transform var(--transition), filter var(--transition); }
.brand-mark img { display: block; width: 100%; height: 100%; }
.brand:hover .brand-mark { transform: translateY(-1px) rotate(-2deg); filter: drop-shadow(0 9px 16px rgba(78, 59, 208, .38)); }
.brand-subtle { color: var(--color-muted); font-weight: 650; }
.nav-links { display: none; align-items: center; gap: 1.4rem; color: var(--color-muted); font-size: .92rem; font-weight: 650; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--color-text); }
.header-actions { display: flex; align-items: center; gap: .55rem; }
.language-select { min-height: 40px; border: 1px solid var(--color-border); border-radius: 12px; background: var(--color-surface); color: var(--color-text); padding: .4rem .55rem; font-size: .78rem; font-weight: 800; cursor: pointer; }
.language-select:focus { border-color: var(--color-primary); outline: none; box-shadow: 0 0 0 3px var(--color-primary-soft); }
.balance-pill { display: none; padding: .42rem .72rem; border: 1px solid var(--color-border); border-radius: 999px; color: var(--color-muted); font-size: .82rem; }
.balance-pill strong { color: var(--color-text); }
.icon-button { width: 40px; height: 40px; display: inline-grid; place-items: center; border: 1px solid var(--color-border); border-radius: 12px; background: var(--color-surface); cursor: pointer; transition: transform var(--transition), border-color var(--transition); }
.icon-button:hover { transform: translateY(-1px); border-color: var(--color-primary); }

.btn { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: .5rem; border: 1px solid transparent; border-radius: 12px; padding: .72rem 1rem; background: none; font-weight: 780; cursor: pointer; transition: transform var(--transition), background var(--transition), border-color var(--transition), opacity var(--transition); }
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: 0 10px 26px rgba(124, 108, 255, .25); }
.btn-primary:hover { background: var(--color-primary-strong); }
.btn-secondary { border-color: var(--color-border); background: var(--color-surface); }
.btn-secondary:hover { border-color: var(--color-primary); }
.btn-danger { border-color: color-mix(in srgb, var(--color-danger), transparent 45%); color: var(--color-danger); background: color-mix(in srgb, var(--color-danger), transparent 90%); }
.btn-ghost { color: var(--color-muted); }
.btn-sm { min-height: 36px; padding: .46rem .72rem; border-radius: 9px; font-size: .82rem; }
.btn-block { width: 100%; }

.card { border: 1px solid var(--color-border); border-radius: var(--radius); background: color-mix(in srgb, var(--color-surface) 94%, transparent); box-shadow: var(--shadow); }
.card-body { padding: 1.15rem; }
.card-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.1rem 1.15rem; border-bottom: 1px solid var(--color-border); }
.card-header h2, .card-header h3 { margin: 0; }
.grid { display: grid; gap: 1rem; }
.grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }

.field { display: grid; gap: .45rem; margin-bottom: 1rem; }
.field label { font-size: .88rem; font-weight: 700; }
.input, .select { width: 100%; min-height: 47px; border: 1px solid var(--color-border); border-radius: 11px; background: var(--color-bg-raised); color: var(--color-text); padding: .72rem .85rem; transition: border-color var(--transition), box-shadow var(--transition); }
.input::placeholder { color: color-mix(in srgb, var(--color-muted), transparent 20%); }
.input:focus, .select:focus { border-color: var(--color-primary); box-shadow: 0 0 0 4px var(--color-primary-soft); outline: none; }
.field-hint { color: var(--color-muted); font-size: .78rem; }
.form-error { min-height: 1.5rem; color: var(--color-danger); font-size: .85rem; }

.badge { display: inline-flex; align-items: center; gap: .38rem; width: fit-content; padding: .28rem .58rem; border-radius: 999px; background: var(--color-surface-2); color: var(--color-muted); font-size: .74rem; font-weight: 800; text-transform: capitalize; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-success, .badge-exitoso, .badge-online, .badge-disponible { color: var(--color-success); background: color-mix(in srgb, var(--color-success), transparent 88%); }
.badge-danger, .badge-expirado, .badge-offline, .badge-baneado { color: var(--color-danger); background: color-mix(in srgb, var(--color-danger), transparent 88%); }
.badge-warning, .badge-pendiente, .badge-reservado { color: var(--color-warning); background: color-mix(in srgb, var(--color-warning), transparent 88%); }

.table-wrap { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { padding: .8rem .9rem; border-bottom: 1px solid var(--color-border); text-align: left; white-space: nowrap; }
th { color: var(--color-muted); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; }
tbody tr:hover { background: color-mix(in srgb, var(--color-surface-2), transparent 50%); }

.toast-region { position: fixed; z-index: 1000; right: 1rem; bottom: 1rem; display: grid; gap: .65rem; width: min(360px, calc(100% - 2rem)); }
.toast { display: grid; grid-template-columns: auto 1fr auto; align-items: start; gap: .7rem; padding: .9rem; border: 1px solid var(--color-border); border-radius: 13px; background: var(--color-surface); box-shadow: var(--shadow); animation: toast-in .22s ease-out; }
.toast-mark { width: 9px; height: 9px; margin-top: .4rem; border-radius: 50%; background: var(--color-primary); }
.toast-success .toast-mark { background: var(--color-success); }
.toast-error .toast-mark { background: var(--color-danger); }
.toast-title { margin: 0; font-size: .9rem; font-weight: 800; }
.toast-message { margin: .12rem 0 0; color: var(--color-muted); font-size: .82rem; }
.toast-close { border: 0; background: none; color: var(--color-muted); cursor: pointer; }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } }

.skeleton { position: relative; overflow: hidden; min-height: 70px; border-radius: 12px; background: var(--color-surface-2); }
.skeleton::after { content: ""; position: absolute; inset: 0; transform: translateX(-100%); background: linear-gradient(90deg, transparent, rgba(255,255,255,.06), transparent); animation: shimmer 1.35s infinite; }
@keyframes shimmer { to { transform: translateX(100%); } }

.connection { display: inline-flex; align-items: center; gap: .42rem; color: var(--color-muted); font-size: .76rem; }
.connection-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-danger); box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-danger), transparent 82%); }
.connection.is-online .connection-dot { background: var(--color-success); box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-success), transparent 82%); }

.hero { min-height: calc(92vh - var(--header-height)); display: grid; align-items: center; padding: 4rem 0; overflow: hidden; }
.hero-grid { display: grid; gap: 3rem; align-items: center; }
.hero h1 { max-width: 900px; margin-bottom: 1.25rem; }
.gradient-text { color: transparent; background: linear-gradient(115deg, #a89fff, var(--color-primary), var(--color-success)); background-clip: text; -webkit-background-clip: text; }
.hero-copy { max-width: 660px; color: var(--color-muted); font-size: clamp(1rem, 2vw, 1.2rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.7rem; }
.trust-row { display: flex; flex-wrap: wrap; gap: .7rem 1.2rem; margin-top: 2rem; color: var(--color-muted); font-size: .82rem; }
.trust-row span::before { content: "✓"; margin-right: .4rem; color: var(--color-success); font-weight: 900; }
.product-preview { position: relative; padding: 1rem; border: 1px solid var(--color-border); border-radius: 24px; background: linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.012)); box-shadow: 0 30px 90px rgba(0,0,0,.35); }
.preview-top { display: flex; align-items: center; justify-content: space-between; padding: .25rem .2rem 1rem; color: var(--color-muted); font-size: .76rem; }
.preview-number { display: grid; gap: .8rem; padding: 1.4rem; border-radius: 17px; background: var(--color-surface); }
.preview-code { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem; border: 1px solid color-mix(in srgb, var(--color-success), transparent 65%); border-radius: 13px; background: color-mix(in srgb, var(--color-success), transparent 92%); }
.preview-code strong { font-size: 1.6rem; letter-spacing: .12em; }
.pulse-ring { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: color-mix(in srgb, var(--color-success), transparent 82%); color: var(--color-success); }
.metric-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 1rem; border: 1px solid var(--color-border); border-radius: 13px; overflow: hidden; background: var(--color-border); }
.metric-strip div { padding: .9rem .65rem; background: var(--color-bg-raised); }
.metric-strip strong { display: block; font-size: 1rem; }
.metric-strip span { color: var(--color-muted); font-size: .68rem; }
.feature-card { padding: 1.3rem; }
.feature-icon { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 1rem; border: 1px solid var(--color-border); border-radius: 13px; color: var(--color-primary); background: var(--color-primary-soft); font-weight: 900; }
.feature-card p { margin-bottom: 0; color: var(--color-muted); font-size: .9rem; }
.cta-panel { display: grid; gap: 1.5rem; align-items: center; padding: 2rem; border: 1px solid color-mix(in srgb, var(--color-primary), transparent 40%); border-radius: var(--radius-lg); background: linear-gradient(120deg, rgba(124,108,255,.17), rgba(45,212,167,.08)); }
.site-footer { padding: 2rem 0; border-top: 1px solid var(--color-border); color: var(--color-muted); font-size: .82rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; }

.empty-state { padding: 2.2rem 1rem; text-align: center; color: var(--color-muted); }
.empty-state strong { display: block; color: var(--color-text); margin-bottom: .3rem; }
.page-heading { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.page-heading h1 { margin-bottom: .3rem; font-size: clamp(2rem, 5vw, 3.2rem); }

@media (min-width: 700px) {
  .container { width: min(calc(100% - 3rem), var(--container)); }
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-body { padding: 1.5rem; }
  .cta-panel { grid-template-columns: 1fr auto; padding: 2.5rem; }
  .balance-pill { display: inline-flex; }
}

@media (min-width: 920px) {
  .nav-links { display: flex; }
  .hero-grid { grid-template-columns: minmax(0, 1.12fr) minmax(380px, .88fr); }
  .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}