:root {
  --color-bg: #f4f8f6;
  --color-border: #afe4d1;
  --color-card-bg: #e3efe8;
  --color-input-bg: #d4deda;
  --color-input-text: #1a1a1a;
  --color-accent: #25d366; /* WhatsApp green */
  --color-accent-hover: #1ebe5d;
  --color-error: #d6483f;
  --radius: 0.5rem;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 2rem 1rem;
  background-color: var(--color-bg);
  font-family: var(--font);
  color: var(--color-input-text);
}

.page {
  width: 100%;
  display: grid;
  place-items: center;
}

.form-card {
  width: 100%;
  max-width: 28rem;
  border-radius: 1rem;
  border: 0.2rem solid var(--color-border);
  background-color: var(--color-card-bg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0.5rem 1.5rem rgb(0 0 0 / 0.08);
}

.form-title {
  margin: 0 0 0.25rem;
  font-size: 1.5rem;
}

.form-subtitle {
  margin: 0 0 1.25rem;
  color: #4a5a52;
  font-size: 0.95rem;
}

.field {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.75rem;
}

label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

input,
select,
textarea {
  width: 100%;
  background-color: var(--color-input-bg);
  color: var(--color-input-text);
  padding: 0.85rem;
  border: 0.0625rem solid transparent;
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

select {
  cursor: pointer;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #5a6b62 50%),
    linear-gradient(135deg, #5a6b62 50%, transparent 50%);
  background-position: calc(100% - 1.1rem) center, calc(100% - 0.85rem) center;
  background-size: 0.3rem 0.3rem, 0.3rem 0.3rem;
  background-repeat: no-repeat;
  padding-right: 2rem;
}

.phone-row {
  display: flex;
  gap: 0.5rem;
}

.phone-row select {
  flex: 0 0 auto;
  width: auto;
  max-width: 11.5rem;
  font-size: 0.9rem;
}

.phone-row input {
  flex: 1 1 auto;
  min-width: 0;
}

textarea {
  resize: vertical;
  min-height: 5rem;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.2rem rgb(37 211 102 / 0.25);
}

input.invalid,
textarea.invalid {
  border-color: var(--color-error);
}

.error-msg {
  min-height: 1.1rem;
  margin-top: 0.25rem;
  color: var(--color-error);
  font-size: 0.8rem;
}

.submit-btn {
  width: 100%;
  background-color: var(--color-accent);
  color: #fff;
  padding: 0.9rem;
  margin-top: 0.5rem;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.05s ease;
}

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

.submit-btn:active {
  transform: scale(0.98);
}

@media (max-width: 360px) {
  .phone-row {
    flex-wrap: wrap;
  }

  .phone-row select {
    width: 100%;
    max-width: none;
  }
}

/*
 * Honeypot: positioned off-screen rather than display:none, since some
 * spam bots specifically skip display:none / visibility:hidden fields.
 * Real visitors never see or reach this; it just sits off the page.
 */
.honeypot-field {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  left: -9999px;
  top: -9999px;
  margin: 0;
}

/* Success toast, shown after WhatsApp opens in a new tab. */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  width: max-content;
  max-width: min(26rem, calc(100% - 2rem));
  background-color: #1f2d27;
  color: #fff;
  padding: 0.85rem 1.25rem;
  border-radius: 1rem;
  box-shadow: 0 0.5rem 1.5rem rgb(0 0 0 / 0.25);
  font-size: 0.9rem;
  line-height: 1.35;
  text-align: left;
  transform: translate(-50%, 0.5rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.toast[hidden] {
  display: flex; /* keep laid out so JS can remove "hidden" and trigger the transition */
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
  pointer-events: auto;
}

.toast.toast--error {
  background-color: #5c2620;
}

.toast.toast--error .toast-icon {
  background-color: var(--color-error);
}

.toast-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.3rem;
  height: 1.3rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
  border-radius: 50%;
  background-color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 700;
  align-self: flex-start;
}

@media (prefers-reduced-motion: reduce) {
  .toast {
    transition: opacity 0.01ms;
  }
}