/* ==========================================================================
   Fuentes
   ========================================================================== */
@font-face {
  font-family: "Geist";
  src: url("/assets/fonts/Geist-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("/assets/fonts/GeistMono-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ==========================================================================
   Tokens
   ========================================================================== */
:root {
  color-scheme: light;

  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-border: #dde2ea;

  --color-text: #20283a;
  --color-text-secondary: #667085;
  --color-text-muted: #98a2b3;

  --color-accent: #5b3ff2;
  --color-accent-strong: #4b36d9;
  --color-accent-soft: #ecebfe;
  --color-on-accent: #ffffff;

  --color-error: #ad4438;

  --font-sans: "Geist", -apple-system, "Segoe UI", system-ui, sans-serif;
  --font-mono: "Geist Mono", "SFMono-Regular", Consolas, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 20px;

  --shadow-card: 0 30px 60px -36px rgba(33, 29, 24, 0.28);

  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Reset mínimo
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
p,
ul,
form {
  margin: 0;
}

ul {
  padding: 0;
  list-style: none;
}

a {
  color: inherit;
}

button {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* ==========================================================================
   Página y tarjeta
   ========================================================================== */
.page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 2vw, 2.5rem);
}

.card {
  width: 100%;
  max-width: 1040px;
  display: grid;
  grid-template-columns: 38% 62%;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.panel {
  padding: clamp(1.75rem, 3vw, 3rem);
}

/* ---- Columna izquierda ---- */
.panel--visual {
  background: var(--color-accent);
  color: var(--color-on-accent);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 1.5rem;
}

.doc-mock {
  width: 100%;
  max-width: 15.5rem;
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 20px 40px -24px rgba(0, 0, 0, 0.45);
  padding: 1.25rem;
  text-align: left;
}

.doc-mock__top {
  display: flex;
  justify-content: flex-end;
}

.doc-mock__tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-accent-strong);
  background: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  padding: 0.15rem 0.45rem;
}

.doc-mock__title {
  margin-top: 0.5rem;
  font-weight: 650;
  font-size: 0.9375rem;
  line-height: 1.3;
}

.doc-mock__rule {
  margin-top: 0.75rem;
  margin-bottom: 0.9rem;
  border-top: 1px solid var(--color-border);
}

.doc-mock__intro {
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  line-height: 1.4;
  color: var(--color-text-secondary);
}

.doc-mock__preview {
  position: relative;
  margin-top: 0.75rem;
}

.doc-mock__preview::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1.5rem;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0), var(--color-surface));
  pointer-events: none;
}

.doc-mock__options {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.doc-mock__options li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--color-text);
}

.doc-mock__letter {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--color-text-secondary);
}

.doc-mock__more {
  margin-top: 0.6rem;
  text-align: center;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
}


.panel__title {
  font-size: 1.25rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.panel__desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.82);
  max-width: 22rem;
}

/* ---- Columna derecha ---- */
.panel--form {
  display: flex;
  flex-direction: column;
}

.headline {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem);
  font-weight: 650;
  line-height: 1.2;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.subtitle {
  margin-top: 0.75rem;
  color: var(--color-text);
  font-weight: 500;
  font-size: 1.0625rem;
  max-width: 34rem;
}

.note {
  margin-top: 0.75rem;
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  border-left: 2px solid var(--color-border);
  padding-left: 0.75rem;
  max-width: 34rem;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.note__icon {
  flex-shrink: 0;
  line-height: 1.5;
}

.benefits {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.benefits li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.check {
  flex-shrink: 0;
  color: var(--color-accent);
  font-weight: 700;
  margin-top: 0.05em;
}

/* ---- Formulario ---- */
#lead-form {
  margin-top: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#lead-form[hidden] {
  display: none;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.field input {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  padding: 0.75rem 0.9rem;
  font-size: 1rem;
  font-family: inherit;
  min-height: 48px;
  transition: border-color var(--ease-standard) 150ms, box-shadow var(--ease-standard) 150ms;
}

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

.field input:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.field input.is-invalid {
  border-color: var(--color-error);
}

.field__error {
  min-height: 1.1em;
  font-size: 0.8125rem;
  color: var(--color-error);
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 650;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  cursor: pointer;
  min-height: 52px;
  transition: background-color var(--ease-standard) 150ms, transform var(--ease-standard) 150ms;
}

.btn-submit:hover {
  background: var(--color-accent-strong);
}

.btn-submit:active {
  transform: translateY(1px);
}

.btn-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.spinner {
  display: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: var(--color-on-accent);
}

.is-loading .spinner {
  display: inline-block;
  animation: spin 700ms linear infinite;
}

.is-loading .btn-label {
  opacity: 0.85;
}

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

.form-footnote {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.legal {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.legal a {
  text-decoration: underline;
  text-underline-offset: 2px;
  color: var(--color-accent);
}

.form-status {
  min-height: 1.2em;
  text-align: center;
  font-size: 0.9375rem;
}

.form-status.is-error {
  color: var(--color-error);
}

/* ---- Panel de éxito ---- */
.success {
  margin-top: 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 1.5rem;
  background: var(--color-accent-soft);
  border-radius: var(--radius-md);
}

.success[hidden] {
  display: none;
}

.success__title {
  font-size: 1.0625rem;
  font-weight: 650;
  color: var(--color-text);
}

.success__text {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

.success .btn-submit {
  margin-top: 0.5rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 760px) {
  .page {
    padding: 0.75rem;
    align-items: flex-start;
  }

  .card {
    grid-template-columns: 1fr;
    border-radius: var(--radius-md);
  }

  .panel {
    padding: 1.75rem 1.25rem;
  }

  .panel--visual {
    gap: 1.25rem;
  }

  .doc-mock {
    max-width: 13rem;
  }
}

/* ==========================================================================
   Movimiento
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}