/* ==================================================
   1. Variables
   ================================================== */
:root {
  --bg: #07111f;
  --bg-secondary: #0b1728;
  --card: #0f1e31;
  --blue: #2563eb;
  --blue-bright: #3b82f6;
  --cyan: #00d4ff;
  --text: #f8fafc;
  --text-secondary: #94a3b8;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --success: #22c55e;
  --danger: #ef4444;
  --warning: #f59e0b;
  --muted: #64748b;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  --glow-blue: 0 0 40px rgba(37, 99, 235, 0.35);
  --glow-cyan: 0 0 48px rgba(0, 212, 255, 0.22);
  --font: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --header-h: 72px;
  --container: 1120px;
  --transition: 0.25s ease;
}

/* ==================================================
   2. Reset
   ================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

/* ==================================================
   3. Global
   ================================================== */
.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--blue);
  color: var(--text);
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: 1rem;
}

.section {
  padding: 5rem 0;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.section__header h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section__subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: rgba(37, 99, 235, 0.12);
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 48px;
  padding: 0.75rem 1.35rem;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 650;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition),
    border-color var(--transition), box-shadow var(--transition), color var(--transition);
}

.btn:focus-visible,
.menu-toggle:focus-visible,
.search-input:focus-visible,
.nav__link:focus-visible,
.footer__nav a:focus-visible,
.brand:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.btn--primary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-bright) 55%, #1d4ed8 100%);
  color: var(--text);
  box-shadow: 0 10px 28px rgba(37, 99, 235, 0.35);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 32px rgba(37, 99, 235, 0.45), var(--glow-cyan);
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border-strong);
  color: var(--text);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(59, 130, 246, 0.45);
  transform: translateY(-1px);
}

.btn--sm {
  min-height: 42px;
  padding: 0.55rem 1rem;
  font-size: 0.85rem;
}

.btn--lg {
  min-height: 54px;
  padding: 0.9rem 1.6rem;
  font-size: 1.02rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand__logo {
  width: auto;
  height: 44px;
  max-width: min(200px, 48vw);
  object-fit: contain;
}

.brand__logo--icon {
  width: 42px;
  height: 42px;
  max-width: none;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.brand__name {
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 1.15rem;
  color: var(--text);
  white-space: nowrap;
}

.brand__logo--footer {
  height: 64px;
  max-width: min(280px, 80vw);
}

.brand__text {
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 1.2rem;
  background: linear-gradient(90deg, var(--text) 0%, var(--cyan) 140%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand__text--lg {
  font-size: 1.45rem;
  display: inline-block;
  margin-bottom: 1rem;
}

.brand__logo[hidden] {
  display: none !important;
}

/* ==================================================
   4. Header
   ================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: none;
  background: rgba(7, 17, 31, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  height: var(--header-h);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.nav__link {
  padding: 0.55rem 0.85rem;
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 550;
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle__bar {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform var(--transition), opacity var(--transition);
}

.site-header.is-open .menu-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-header.is-open .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.site-header.is-open .menu-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ==================================================
   5. Hero
   ================================================== */
.hero {
  position: relative;
  padding: 3.5rem 0 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
}

.hero__glow--1 {
  width: 420px;
  height: 420px;
  top: -120px;
  left: -80px;
  background: rgba(37, 99, 235, 0.28);
}

.hero__glow--2 {
  width: 380px;
  height: 380px;
  right: -60px;
  bottom: -80px;
  background: rgba(0, 212, 255, 0.16);
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  opacity: 0.55;
}

.hero__particles span {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.35;
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.55);
}

.hero__particles span:nth-child(1) { top: 18%; left: 12%; }
.hero__particles span:nth-child(2) { top: 32%; left: 48%; width: 3px; height: 3px; }
.hero__particles span:nth-child(3) { top: 58%; left: 22%; }
.hero__particles span:nth-child(4) { top: 24%; right: 18%; }
.hero__particles span:nth-child(5) { bottom: 22%; right: 32%; width: 3px; height: 3px; }

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero__content--solo {
  grid-template-columns: 1fr;
  justify-items: center;
  max-width: 520px;
  margin-inline: auto;
}

.hero__content--solo .hero__visual {
  width: 100%;
  max-width: 460px;
}

.hero__copy .badge {
  margin-bottom: 1.25rem;
}

.hero__copy h1 {
  font-size: clamp(2rem, 4.2vw, 3.15rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  font-weight: 800;
  max-width: 16ch;
  margin-bottom: 1.1rem;
}

.hero__text {
  color: var(--text-secondary);
  font-size: 1.08rem;
  max-width: 38ch;
  margin-bottom: 1.85rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.hero__visual {
  position: relative;
}

.hero__visual::before {
  content: "";
  position: absolute;
  inset: 8% -4% -6% 8%;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(37, 99, 235, 0.12), transparent 55%);
  transform: rotate(2deg);
}

.hero__content--solo .hero__visual::before {
  inset: 10% -6% -8% 6%;
}

.demo-card {
  position: relative;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(15, 30, 49, 0.98), rgba(11, 23, 40, 0.96));
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow), var(--glow-blue);
  overflow: hidden;
}

.demo-card__shine {
  position: absolute;
  top: -40%;
  right: -20%;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.18), transparent 70%);
  pointer-events: none;
}

.demo-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.35rem;
}

.demo-card__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.demo-card__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.8);
}

.demo-card__row {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.9rem 0;
  border-top: 1px solid var(--border);
}

.demo-card__key {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  font-weight: 600;
}

.demo-card__value {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.demo-card__footer {
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
}

.demo-card__meta {
  font-size: 0.75rem;
  color: var(--muted);
}

/* ==================================================
   6. Consulta
   ================================================== */
.consulta {
  background: linear-gradient(180deg, transparent, rgba(11, 23, 40, 0.65), transparent);
}

.consulta--first {
  padding-top: 3rem;
  position: relative;
}

.consulta--first::before {
  content: "";
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: min(520px, 80vw);
  height: 220px;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.22), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.consulta--first > .container {
  position: relative;
  z-index: 1;
}

.search-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.search-form__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.search-form__row {
  display: flex;
  gap: 0.85rem;
  align-items: stretch;
}

.search-input-wrap {
  position: relative;
  flex: 1;
}

.search-input-wrap__icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
}

.search-input {
  width: 100%;
  min-height: 54px;
  padding: 0.85rem 1rem 0.85rem 2.85rem;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: rgba(7, 17, 31, 0.65);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-input::placeholder {
  color: var(--muted);
}

.search-input:focus {
  border-color: rgba(59, 130, 246, 0.65);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.18);
  outline: none;
}

.search-form__submit {
  flex-shrink: 0;
  min-width: 150px;
}

.search-form__hint {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.results-panel {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  min-height: 180px;
}

.state-panel {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.65rem;
  padding: 2rem 1rem;
}

.state-panel.is-active,
.state-panel:not([hidden]) {
  display: flex;
}

.state-panel[hidden] {
  display: none !important;
}

.state-panel__icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid var(--border);
  margin-bottom: 0.35rem;
}

.state-panel__icon--warn {
  color: var(--warning);
  background: rgba(245, 158, 11, 0.08);
}

.state-panel__icon--error {
  color: var(--danger);
  background: rgba(239, 68, 68, 0.08);
}

.state-panel__title {
  font-size: 1.1rem;
  font-weight: 700;
}

.state-panel__text {
  color: var(--text-secondary);
  max-width: 36ch;
}

.spinner {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--cyan);
  animation: spin 0.8s linear infinite;
  margin-bottom: 0.5rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ==================================================
   7. Resultados
   ================================================== */
.result-view[hidden] {
  display: none !important;
}

.result-view:not([hidden]) {
  display: block;
  animation: fadeIn 0.35s ease;
}

.result-card {
  background: linear-gradient(160deg, rgba(15, 30, 49, 1), rgba(11, 23, 40, 0.9));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--glow-blue);
}

.result-card__main {
  display: grid;
  gap: 1.15rem;
}

.result-card__label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  color: var(--text-secondary);
  font-weight: 650;
  margin-bottom: 0.3rem;
}

.result-card__ruc {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.result-card__razon {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.35;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  width: fit-content;
}

.status-badge__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.status-badge--activo {
  color: var(--success);
  background: rgba(34, 197, 94, 0.1);
  border-color: rgba(34, 197, 94, 0.28);
}

.status-badge--cancelado {
  color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.28);
}

.status-badge--suspension {
  color: var(--warning);
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.28);
}

.status-badge--otros {
  color: var(--blue-bright);
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.28);
}

.result-list-view[hidden] {
  display: none !important;
}

.result-list-view:not([hidden]) {
  display: block;
  animation: fadeIn 0.35s ease;
}

.result-list__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
}

.result-list__title {
  font-size: 1.05rem;
  font-weight: 700;
}

.result-list__meta {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.result-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.result-list__item {
  width: 100%;
  text-align: left;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.65rem 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(7, 17, 31, 0.45);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition),
    transform var(--transition), box-shadow var(--transition);
  font: inherit;
  color: inherit;
}

.result-list__item:hover,
.result-list__item:focus-visible {
  border-color: rgba(59, 130, 246, 0.45);
  background: rgba(37, 99, 235, 0.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  outline: none;
}

.result-list__item:hover {
  transform: translateY(-1px);
}

.result-list__ruc {
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  color: var(--cyan);
  margin-bottom: 0.25rem;
}

.result-list__name {
  font-size: 0.98rem;
  font-weight: 650;
  line-height: 1.35;
}

.result-back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 1rem;
  padding: 0.45rem 0.75rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.result-back:hover,
.result-back:focus-visible {
  color: var(--text);
  border-color: rgba(59, 130, 246, 0.4);
  background: rgba(37, 99, 235, 0.1);
  outline: none;
}

.result-back[hidden] {
  display: none !important;
}

.search-disclaimer {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
}

.result-details {
  margin-top: 1.25rem;
  padding: 1.35rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(7, 17, 31, 0.45);
}

.result-details__title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.result-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.95rem 1.25rem;
}

.result-fields__item {
  padding: 0.85rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
}

.result-fields__item dt {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-weight: 650;
  margin-bottom: 0.3rem;
}

.result-fields__item dd {
  font-size: 0.98rem;
  font-weight: 600;
  word-break: break-word;
}

/* ==================================================
   8. Cómo funciona
   ================================================== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.step-card {
  position: relative;
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.35);
  box-shadow: var(--glow-blue);
}

.step-card__number {
  display: block;
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 1.1rem;
  background: linear-gradient(135deg, var(--blue-bright), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.step-card__title {
  font-size: 1.15rem;
  font-weight: 720;
  margin-bottom: 0.55rem;
}

.step-card__text {
  color: var(--text-secondary);
  font-size: 0.98rem;
}

/* ==================================================
   9. Info + RADERSoft CTA
   ================================================== */
.info-block {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(15, 30, 49, 0.7), rgba(11, 23, 40, 0.4));
}

.info-block h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.info-block p {
  color: var(--text-secondary);
  margin-bottom: 0.85rem;
}

.info-block__note {
  color: var(--muted) !important;
  font-size: 0.92rem;
}

.cta {
  padding-top: 2rem;
}

.cta-card {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) + 4px);
  border: 1px solid var(--border-strong);
  background:
    radial-gradient(ellipse at 20% 0%, rgba(37, 99, 235, 0.35), transparent 50%),
    radial-gradient(ellipse at 90% 100%, rgba(0, 212, 255, 0.18), transparent 45%),
    linear-gradient(145deg, #0d1b2e, #0a1524 55%, #07111f);
  box-shadow: var(--shadow), var(--glow-cyan);
  padding: clamp(2rem, 5vw, 3.5rem);
}

.cta-card__glow {
  position: absolute;
  width: 280px;
  height: 280px;
  right: -60px;
  top: -80px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.25);
  filter: blur(50px);
  pointer-events: none;
}

.cta-card__content {
  position: relative;
  z-index: 1;
  max-width: 620px;
}

.cta-card__logo {
  display: block;
  width: auto;
  height: 68px;
  max-width: min(300px, 78vw);
  object-fit: contain;
  margin-bottom: 1.25rem;
}

.cta-card__content h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.025em;
  margin-bottom: 0.9rem;
}

.cta-card__content p {
  color: var(--text-secondary);
  margin-bottom: 1.6rem;
  max-width: 48ch;
}

/* ==================================================
   10. Footer
   ================================================== */
.site-footer {
  margin-top: 2rem;
  padding: 3rem 0 2.25rem;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

.footer__inner {
  display: grid;
  gap: 1.75rem;
}

.footer__tagline {
  margin-top: 0.55rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

.footer__nav a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  transition: color var(--transition);
}

.footer__nav a:hover {
  color: var(--text);
}

.footer__meta {
  color: var(--muted);
  font-size: 0.88rem;
}

.footer__note {
  margin-top: 0.35rem;
}

/* ==================================================
   11. Responsive
   ================================================== */
@media (max-width: 1200px) {
  .hero__content {
    gap: 2.25rem;
  }
}

@media (max-width: 992px) {
  .hero__content {
    grid-template-columns: 1fr;
  }

  .hero__copy h1 {
    max-width: none;
  }

  .hero__visual {
    max-width: 460px;
    margin-inline: auto;
    width: 100%;
  }

  .steps {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-h: 64px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .header__cta {
    display: inline-flex;
    font-size: 0.75rem;
    min-height: 38px;
    padding: 0.45rem 0.7rem;
  }

  .brand__logo {
    height: 36px;
  }

  .brand__logo--icon {
    width: 36px;
    height: 36px;
  }

  .brand__name {
    font-size: 1rem;
  }

  .brand__logo--footer {
    height: 56px;
  }

  .header__inner {
    grid-template-columns: 1fr auto;
    gap: 0.5rem;
  }

  .header__actions {
    justify-self: end;
  }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    padding: 1rem;
    background: rgba(7, 17, 31, 0.96);
    backdrop-filter: blur(16px);
  }

  .site-header.is-open .nav {
    display: flex;
  }

  .nav__link {
    padding: 0.9rem 1rem;
  }

  .search-form__row {
    flex-direction: column;
  }

  .search-form__submit {
    width: 100%;
  }

  .result-fields {
    grid-template-columns: 1fr;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .section {
    padding: 3.5rem 0;
  }
}

@media (max-width: 576px) {
  .container {
    width: min(100% - 1.25rem, var(--container));
  }

  .search-card,
  .demo-card,
  .cta-card {
    padding: 1.25rem;
  }

  .hero {
    padding: 3rem 0 3.5rem;
  }

  .hero__copy h1 {
    font-size: 1.85rem;
  }

  .hero__text {
    font-size: 1rem;
  }

  .brand__text {
    font-size: 1.05rem;
  }
}

/* ==================================================
   12. Animaciones
   ================================================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }
}