/* Paleta de la campaña "Grow With Us" — misma que los SVGs del mail.
   Mobile-first: todo está pensado para un pulgar en un teléfono, y recién
   después se ensancha. */

:root {
  --green: #2C5F2D;
  --green-dark: #234a24;
  --steel: #AEB6BC;
  --leaf: #F2F7EA;
  --ink: #24312A;
  --muted: #5c6b60;
  --danger: #c0392b;
  --radius: 12px;
  --sans: "DM Sans", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--leaf);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.shell {
  max-width: 560px;
  margin: 0 auto;
  padding: 28px 20px calc(40px + env(safe-area-inset-bottom));
}

/* ---------- Encabezado ---------- */

.masthead { text-align: center; }
.logo { display: block; margin: 0 auto 18px; width: 132px; height: auto; }

.eyebrow {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
}

h1 {
  margin: 0 0 10px;
  font-size: 30px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.lede { margin: 0; color: var(--muted); }

/* ---------- Los tres pasos ---------- */

.steps {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin: 26px 0 18px;
  padding: 0;
  list-style: none;
}

.steps li {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  text-align: center;
  color: var(--ink);
}

/* Línea punteada entre pasos, igual que el SVG del mail. */
.steps li + li { position: relative; }
.steps li + li::before {
  content: "";
  position: absolute;
  top: 17px;
  right: calc(50% + 26px);
  left: calc(-50% + 26px);
  border-top: 2.4px dotted var(--steel);
}

.step-num {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
}

.reward {
  margin: 0 0 22px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  text-align: center;
  font-size: 15px;
}
.reward strong { color: var(--green); }

.deadline {
  margin: -12px 0 22px;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  color: var(--green);
}
.deadline[hidden] { display: none; }

/* ---------- Tarjeta del formulario ---------- */

.card {
  background: #fff;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  padding: 22px 20px;
}

.field { border: 0; margin: 0 0 24px; padding: 0; }
.field:last-of-type { margin-bottom: 20px; }

.label {
  display: block;
  margin: 0 0 4px;
  padding: 0;
  font-size: 15px;
  font-weight: 700;
}

.optional {
  font-weight: 400;
  font-size: 13px;
  color: var(--steel);
}

.help {
  margin: 0 0 10px;
  font-size: 13.5px;
  color: var(--muted);
}
.label + input, .label + .choices { margin-top: 8px; }

input[type="email"],
input[type="text"] {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid var(--steel);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  /* 16px evita que iOS haga zoom al enfocar el campo. */
  font-size: 16px;
}

input[type="email"]:focus-visible,
input[type="text"]:focus-visible,
.dropzone:focus-within,
.submit:focus-visible,
.ghost:focus-visible {
  outline: 3px solid rgba(44, 95, 45, 0.35);
  outline-offset: 2px;
  border-color: var(--green);
}

input::placeholder { color: #b9c2b9; }

/* ---------- Zona de carga ---------- */

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 30px 18px;
  border: 2px dashed var(--steel);
  border-radius: var(--radius);
  background: var(--leaf);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.dropzone:hover, .dropzone.is-dragging {
  border-color: var(--green);
  background: #eaf3dd;
}
.dropzone svg { margin-bottom: 4px; }
.dropzone-title { font-weight: 700; color: var(--green); }
.dropzone-hint { font-size: 13px; color: var(--muted); }

.previews {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}
.previews:empty { display: none; }

.previews li {
  position: relative;
  aspect-ratio: 1;
  border-radius: 10px;
  overflow: hidden;
  background: var(--leaf);
}
.previews img { width: 100%; height: 100%; object-fit: cover; display: block; }

.remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: rgba(36, 49, 42, 0.72);
  color: #fff;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}
.remove:hover { background: var(--ink); }

/* ---------- Crédito ---------- */

.choices { display: grid; gap: 8px; }

.choice {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1.5px solid var(--steel);
  border-radius: 10px;
  cursor: pointer;
}
.choice:has(input:checked) {
  border-color: var(--green);
  background: var(--leaf);
  font-weight: 500;
}
.choice input { accent-color: var(--green); width: 19px; height: 19px; margin: 0; }

.conditional { margin-top: 10px; }
.conditional[hidden] { display: none; }

/* ---------- Consentimiento ---------- */

.consent-field { margin-bottom: 20px; }

.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border: 1.5px solid var(--steel);
  border-radius: 10px;
  background: var(--leaf);
  font-size: 14px;
  line-height: 1.5;
  cursor: pointer;
}
.consent input {
  flex: none;
  width: 21px;
  height: 21px;
  margin: 1px 0 0;
  accent-color: var(--green);
}
.consent:has(input:checked) { border-color: var(--green); }
.consent-field.has-error .consent { border-color: var(--danger); }

/* ---------- Acciones ---------- */

.submit {
  width: 100%;
  padding: 17px;
  border: 0;
  border-radius: 10px;
  background: var(--green);
  color: #fff;
  font: inherit;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
}
.submit:hover:not(:disabled) { background: var(--green-dark); }
.submit:disabled { opacity: 0.65; cursor: progress; }

.ghost {
  padding: 12px 20px;
  border: 1.5px solid var(--green);
  border-radius: 10px;
  background: transparent;
  color: var(--green);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.ghost:hover { background: var(--leaf); }

.fineprint {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--muted);
  text-align: center;
}

/* ---------- Errores ---------- */

.error {
  margin: 8px 0 0;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--danger);
}
.error[hidden] { display: none; }
.form-error { text-align: center; }

.field.has-error input[type="email"],
.field.has-error input[type="text"] { border-color: var(--danger); }
.field.has-error .dropzone { border-color: var(--danger); }

/* ---------- Confirmación ---------- */

.success { text-align: center; }
.success[hidden] { display: none; }
.success-mark { margin-bottom: 6px; }
.success h2 { margin: 0 0 10px; font-size: 26px; }
.success p { margin: 0 0 14px; color: var(--muted); }
.success-more { font-size: 14px; }
.success-more strong { color: var(--green); }

.colophon {
  margin-top: 26px;
  text-align: center;
  font-size: 12px;
  color: var(--steel);
}
.colophon p { margin: 0; }

/* ---------- Utilidades ---------- */

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

@media (min-width: 480px) {
  .shell { padding-top: 44px; }
  h1 { font-size: 34px; }
  .steps li { font-size: 14px; }
  .card { padding: 28px 26px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}