/**
 * forms.css
 * Contact form and shared form styles.
 * Underline-only inputs, mono labels, green focus, inline errors.
 * Depends on: tokens.css, base.css
 */

/* --------------------------------------------------------------------------
 * Form section wrapper
 * -------------------------------------------------------------------------- */

.contact-section {
  padding-top: var(--hero-pt);
  padding-bottom: var(--section-py);
  background-color: var(--color-bg);
}

.contact-section__heading {
  margin-bottom: var(--space-16);
}

.contact-section__heading h1 {
  margin-bottom: var(--space-4);
}

.contact-section__heading .lede {
  font-size: var(--text-body-lg);
  color: var(--color-ink-500);
  max-width: 56ch;
}

/* --------------------------------------------------------------------------
 * Contact page two-column layout
 * Left: contact info, Right: form
 * -------------------------------------------------------------------------- */

.contact-layout {
  display: grid;
  gap: var(--space-16);
}

@media (min-width: 1024px) {
  .contact-layout {
    grid-template-columns: 5fr 7fr;
    gap: var(--space-8);
    align-items: start;
  }
}

/* --------------------------------------------------------------------------
 * Contact info column
 * -------------------------------------------------------------------------- */

.contact-info h3 {
  margin-bottom: var(--space-6);
}

.contact-info__address {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-ink-500);
  margin-bottom: var(--space-6);
  list-style: none;
}

.contact-info__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact-info__link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-ink-500);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

.contact-info__link:hover {
  color: var(--color-brand-green);
}

.contact-info__link .icon {
  color: var(--color-brand-green);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
 * Form wrapper
 * -------------------------------------------------------------------------- */

.contact-form-wrapper {
  max-width: 620px;
}

/* --------------------------------------------------------------------------
 * Success and error blocks
 * -------------------------------------------------------------------------- */

.form-success {
  padding: var(--space-6) var(--space-8);
  border: 2px solid var(--color-brand-green);
  background-color: var(--color-brand-green-soft);
}

.form-success h3 {
  color: var(--color-success);
  margin-bottom: var(--space-3);
}

.form-success p {
  font-size: var(--text-body-sm);
  color: var(--color-ink-700);
}

.form-global-error {
  padding: var(--space-4) var(--space-6);
  border: 1px solid var(--color-error);
  background-color: #FDF3F0;
  margin-bottom: var(--space-6);
}

.form-global-error p {
  font-size: var(--text-body-sm);
  color: var(--color-error);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
 * Form
 * -------------------------------------------------------------------------- */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

/* Two-column row for short paired fields */
.form-row--two {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 640px) {
  .form-row--two {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --------------------------------------------------------------------------
 * Form field (underline-only style)
 * -------------------------------------------------------------------------- */

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-field__label {
  font-family: var(--font-mono);
  font-size: var(--text-eyebrow);
  font-weight: 500;
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--color-ink-500);
}

.form-field__label--optional::after {
  content: ' (optional)';
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: none;
  color: var(--color-ink-300);
}

/* Underline input container */
.form-field__underline {
  position: relative;
  border-bottom: 1px solid var(--color-hairline);
  transition: border-color var(--dur-fast) var(--ease-out);
}

.form-field__underline:focus-within {
  border-bottom-width: 2px;
  border-bottom-color: var(--color-brand-green);
}

.form-field__underline.has-error {
  border-bottom-color: var(--color-error);
}

/* Inputs */
.form-field__input,
.form-field__textarea,
.form-field__select {
  width: 100%;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: 400;
  color: var(--color-ink-900);
  padding: var(--space-3) 0;
  height: 48px;
}

.form-field__textarea {
  height: auto;
  min-height: calc(6 * 1.6 * var(--text-body));
  resize: vertical;
  line-height: var(--lh-body);
}

.form-field__select {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235C5C55' stroke-width='2' stroke-linecap='butt' stroke-linejoin='miter'%3E%3Cpolyline points='6,9 12,15 18,9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0 center;
  padding-right: var(--space-6);
}

.form-field__input::placeholder,
.form-field__textarea::placeholder {
  color: var(--color-ink-300);
}

/* Inline error */
.form-field__error {
  font-size: var(--text-meta);
  font-weight: 500;
  color: var(--color-error);
  display: none;
}

.form-field__underline.has-error + .form-field__error,
.form-field.has-error .form-field__error {
  display: block;
}

/* --------------------------------------------------------------------------
 * Submit button
 * -------------------------------------------------------------------------- */

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  background-color: var(--color-brand-green);
  color: var(--color-ink-900);
  border: none;
  border-radius: var(--radius-btn);
  font-family: var(--font-mono);
  font-size: var(--text-body-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0 var(--space-10);
  height: 56px;
  cursor: pointer;
  align-self: flex-start;
  transition:
    background-color var(--dur-fast) var(--ease-out);
}

.form-submit:hover,
.form-submit:focus-visible {
  background-color: var(--color-brand-green-hover);
}

.form-submit .icon {
  transition: transform var(--dur-base) var(--ease-out);
}

.form-submit:hover .icon {
  transform: translateX(3px);
}

/* --------------------------------------------------------------------------
 * Honeypot field (visually hidden)
 * -------------------------------------------------------------------------- */

.honeypot-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}