/* ============================================================
   AIRR SALUD — sistema de diseño
   Paleta: sala de imagenes / monitor de escaner
   Tipografia: serif clinica (titulos) + mono (datos/campos)
   ============================================================ */

:root {
  --bg-base: #0B1218;
  --bg-surface: #121B24;
  --bg-elevated: #1C2832;
  --line: #28394680;
  --line-strong: #354958;
  --text-primary: #E6EDF0;
  --text-muted: #8FA3AD;
  --text-faint: #5C707A;
  --accent: #3ED9C4;
  --accent-dim: #3ED9C426;
  --accent-strong: #5FF0DB;
  --amber: #E8A33D;
  --amber-dim: #E8A33D26;

  --font-display: "Source Serif 4", Georgia, serif;
  --font-mono: "IBM Plex Mono", "SF Mono", monospace;
  --font-ui: "Inter", -apple-system, sans-serif;

  --radius: 3px;
  --container: 760px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-ui);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* subtle scanline texture across the whole page */
.scanline-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 2px,
    rgba(255,255,255,0.008) 3px,
    transparent 4px
  );
  mix-blend-mode: overlay;
}

a { color: var(--accent); }

code {
  font-family: var(--font-mono);
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 0.1em 0.4em;
  border-radius: 2px;
  font-size: 0.9em;
  color: var(--accent-strong);
}

/* ---------- topbar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: rgba(11,18,24,0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.topbar__brand {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  font-size: 13px;
}
.topbar__mark { color: var(--accent); font-weight: 600; }
.topbar__product { color: var(--text-muted); margin-left: 6px; }

.topbar__status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-faint);
  box-shadow: 0 0 0 0 transparent;
}
.status-dot.is-live {
  background: var(--accent);
  box-shadow: 0 0 8px 1px var(--accent-dim);
  animation: pulse 2.4s ease-in-out infinite;
}
.status-dot.is-error { background: #E0584F; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
  padding: 96px 32px 80px;
  text-align: left;
  overflow: hidden;
}

.hero__scan {
  position: absolute;
  top: 40px;
  right: -20px;
  width: 220px;
  height: 220px;
  color: var(--accent);
  opacity: 0.16;
  z-index: 0;
}
.hero__brain { width: 100%; height: 100%; }
.hero__scanline {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--accent-strong), transparent);
  animation: scan 3.6s ease-in-out infinite;
  filter: drop-shadow(0 0 6px var(--accent));
}
@keyframes scan {
  0%   { top: 4%; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { top: 96%; opacity: 0; }
}

.hero__eyebrow {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}

.hero__title {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.12;
  margin: 0 0 22px;
  max-width: 14ch;
  color: var(--text-primary);
}

.hero__lede {
  position: relative;
  z-index: 1;
  font-size: 16px;
  color: var(--text-muted);
  max-width: 46ch;
  margin: 0 0 36px;
}

.hero__actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ---------- buttons ---------- */
.btn {
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  padding: 13px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn--primary {
  background: var(--accent);
  color: #06201C;
}
.btn--primary:hover:not(:disabled) { background: var(--accent-strong); }

.btn--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text-primary);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn--full { width: 100%; }

/* ---------- panels ---------- */
.panel {
  max-width: var(--container);
  margin: 0 auto;
  padding: 64px 32px;
  border-top: 1px solid var(--line);
}
.panel--alt {
  background: var(--bg-surface);
  max-width: none;
  border-top: 1px solid var(--line);
}
.panel--alt > * { max-width: var(--container); margin-left: auto; margin-right: auto; }

.panel__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin: 0 0 10px;
}
.panel__title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  margin: 0 0 10px;
}
.panel__sub {
  color: var(--text-muted);
  max-width: 56ch;
  margin: 0 0 36px;
  font-size: 15px;
}

/* ---------- form fields ---------- */
.field-block {
  margin-bottom: 24px;
}
.field-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.field-hint {
  font-size: 13px;
  color: var(--text-faint);
  margin: 8px 0 0;
}

.input, .select {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--line-strong);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 12px 14px;
  border-radius: var(--radius);
  transition: border-color 0.15s ease;
}
.input:focus, .select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.input::placeholder { color: var(--text-faint); }

select.select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%), linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) center, calc(100% - 13px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

/* dynamic fields for the selected template */
.campos-dinamicos {
  display: grid;
  gap: 18px;
  margin-bottom: 28px;
  padding: 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.campos-vacio {
  margin: 0;
  color: var(--text-faint);
  font-size: 14px;
  font-style: italic;
}
.campo-dinamico label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 6px;
}
.campo-dinamico textarea,
.campo-dinamico input {
  width: 100%;
  background: var(--bg-base);
  border: 1px solid var(--line-strong);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 14px;
  padding: 10px 12px;
  border-radius: var(--radius);
  resize: vertical;
}
.campo-dinamico textarea:focus,
.campo-dinamico input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

/* formato toggle */
.formato-toggle {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
}
.formato-opcion {
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 9px 20px;
  background: var(--bg-elevated);
  color: var(--text-muted);
  border: none;
  cursor: pointer;
  border-right: 1px solid var(--line-strong);
}
.formato-opcion:last-child { border-right: none; }
.formato-opcion.is-active {
  background: var(--accent-dim);
  color: var(--accent-strong);
}

/* generate panel layout */
.generar__layout { display: block; }
.generar__cta { margin-top: 8px; }
.generar__feedback {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  min-height: 18px;
}
.generar__feedback.is-ok { color: var(--accent); }
.generar__feedback.is-error { color: #E0847C; }
.generar__feedback.is-pending { color: var(--amber); }

/* templates panel */
.plantillas__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
@media (max-width: 720px) {
  .plantillas__layout { grid-template-columns: 1fr; }
}

.file-drop {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 96px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
  text-align: center;
  padding: 0 16px;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.file-drop:hover, .file-drop.is-dragover {
  border-color: var(--accent);
  color: var(--accent);
}
.file-drop.has-file {
  border-style: solid;
  border-color: var(--accent);
  color: var(--accent-strong);
}

.lista-plantillas__head {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 14px;
}
.lista-plantillas__items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.lista-plantillas__item {
  background: var(--bg-elevated);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.lista-plantillas__nombre {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
}
.lista-plantillas__meta {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 2px;
}
.lista-plantillas__borrar {
  background: none;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 12px;
  font-family: var(--font-mono);
  padding: 4px 8px;
  border-radius: 2px;
}
.lista-plantillas__borrar:hover {
  color: #E0847C;
  background: rgba(224,132,124,0.1);
}
.lista-plantillas__vacio {
  background: var(--bg-elevated);
  padding: 20px 16px;
  color: var(--text-faint);
  font-size: 13px;
  font-style: italic;
}

/* ---------- footer ---------- */
.footer {
  max-width: var(--container);
  margin: 0 auto;
  padding: 32px 32px 64px;
  color: var(--text-faint);
  font-size: 12.5px;
  border-top: 1px solid var(--line);
}
.footer p { margin: 0; max-width: 64ch; }

/* ---------- responsive ---------- */
@media (max-width: 600px) {
  .topbar { padding: 14px 18px; }
  .hero { padding: 64px 18px 56px; }
  .panel, .panel--alt > * { padding-left: 18px; padding-right: 18px; }
  .panel { padding: 48px 18px; }
  .hero__scan { width: 140px; height: 140px; top: 16px; right: -30px; }
}