/**
 * Tech Sutro — Form Styles
 * "Bold Tech / Dark Glass" — frosted form card, glass fields with a
 * gradient focus ring, monospace labels and glass status chips.
 * Contact form, input fields, labels, errors and success states.
 */

/* ------------------------------------------------------------------
   FORM SECTION
   ------------------------------------------------------------------ */
.form-section {
  padding-block: clamp(3rem, 5vw, 4.5rem);
}

/* ------------------------------------------------------------------
   FORM CARD — frosted glass
   ------------------------------------------------------------------ */
.form-card {
  position: relative;

  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3vw, 2rem);

  box-shadow:
    inset 0 1px 0 var(--glass-highlight),
    var(--card-shadow);
}

/* Gradient hairline ring — reveals while the form has focus. */
.form-card::before {
  content: '';

  position: absolute;
  inset: 0;

  padding: 1px;

  border-radius: inherit;

  background: var(--accent-gradient);

  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;

  opacity: 0;

  pointer-events: none;

  transition: opacity var(--transition-base);
}

.form-card:focus-within::before {
  opacity: 0.7;
}

/* ------------------------------------------------------------------
   FORM GRID
   ------------------------------------------------------------------ */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
}

.form-row-full {
  grid-column: 1 / -1;
}

/* Micro labels — monospace, uppercase, accent asterisk. */
.form-row label {
  display: flex;
  align-items: center;
  gap: 0.35rem;

  margin-bottom: var(--space-2);

  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;

  letter-spacing: 0.1em;
  text-transform: uppercase;

  color: var(--text-secondary);
}

/* ------------------------------------------------------------------
   INPUTS & TEXTAREA
   ------------------------------------------------------------------ */
.input-wrap {
  position: relative;
}

.input-wrap input,
.input-wrap textarea {
  width: 100%;
}

.input-wrap select {
  width: 100%;
}

/* ------------------------------------------------------------------
   INLINE ERRORS
   ------------------------------------------------------------------ */
.input-error {
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;

  margin-top: var(--space-2);

  font-size: var(--text-xs);
  color: color-mix(in oklab, #ef4444 72%, var(--text-primary));
}

.input-error::before {
  content: '';

  flex-shrink: 0;

  width: 7px;
  height: 7px;
  margin-top: 0.45em;

  border-radius: 50%;

  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

/* Validation state added by assets/js/forms.js */
input.is-invalid,
textarea.is-invalid,
select.is-invalid {
  border-color: color-mix(in oklab, #ef4444, transparent 25%);
  box-shadow: 0 0 0 3px color-mix(in oklab, #ef4444, transparent 78%);
}

/* ------------------------------------------------------------------
   HONEYPOT (spam protection)
   ------------------------------------------------------------------ */
.honeypot,
.ts-honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

/* ------------------------------------------------------------------
   SUBMIT BUTTON
   ------------------------------------------------------------------ */
.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);

  margin-top: var(--space-6);
  padding-top: var(--space-5);

  border-top: 1px solid var(--border-subtle);
}

.form-actions .btn {
  min-height: 48px;
  padding-inline: 1.6rem;
}

/* Spinner for the toggled "Sending..." label. */
.ts-button-loading::after {
  content: '';

  display: inline-block;

  width: 13px;
  height: 13px;
  margin-left: 0.5rem;
  vertical-align: -2px;

  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;

  animation: ts-button-spin 0.7s linear infinite;
}

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

/* ------------------------------------------------------------------
   STATUS MESSAGES — glass chips with gradient tint
   ------------------------------------------------------------------ */
.form-status,
.ts-form-feedback {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);

  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: 1.6;

  margin-bottom: var(--space-4);
  border: 1px solid var(--border-subtle);

  background: var(--glass-bg-soft);
  box-shadow: inset 0 1px 0 var(--glass-highlight);
}

.form-status::before,
.ts-form-feedback::before {
  content: '';

  flex-shrink: 0;

  width: 8px;
  height: 8px;
  margin-top: 0.45em;

  border-radius: 50%;

  background: currentColor;
  box-shadow: 0 0 12px currentColor;
}

.form-status.success,
.ts-form-feedback.is-success {
  color: color-mix(in oklab, #10b981 58%, var(--text-primary));
  background:
    linear-gradient(
      135deg,
      color-mix(in oklab, #10b981 16%, transparent),
      transparent 70%
    ),
    var(--glass-bg);
  border-color: color-mix(in oklab, #10b981, transparent 60%);
}

.form-status.error,
.ts-form-feedback.is-error {
  color: color-mix(in oklab, #ef4444 58%, var(--text-primary));
  background:
    linear-gradient(
      135deg,
      color-mix(in oklab, #ef4444 16%, transparent),
      transparent 70%
    ),
    var(--glass-bg);
  border-color: color-mix(in oklab, #ef4444, transparent 60%);
}

/* Light mode adjustments for status */
[data-theme='light'] .form-status.success {
  background: color-mix(in oklab, #10b981, transparent 93%);
  border-color: color-mix(in oklab, #10b981, transparent 65%);
  color: #065f46;
}

[data-theme='light'] .form-status.error {
  background: color-mix(in oklab, #ef4444, transparent 93%);
  border-color: color-mix(in oklab, #ef4444, transparent 65%);
  color: #991b1b;
}

/* ------------------------------------------------------------------
   FOCUS STATES
   ------------------------------------------------------------------ */
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ==================================================================
   CONTACT FORM — OVERRIDES FOR THE INLINE <style> BLOCK
   components/contact-form.php prints an inline <style> block in the
   body, i.e. after every stylesheet, so its declarations win ties.
   Each rule below is scoped with an extra ancestor + the #contact-form
   id, which outranks the inline selectors on the properties that
   actually conflict — no !important required.
   ================================================================== */

.contact-form-wrapper #contact-form .form-grid {
  gap: var(--space-5);
}

.contact-form-wrapper #contact-form .form-row label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
}

/* Glass fields: translucent surface, blur, gradient focus ring. */
.contact-form-wrapper #contact-form input:not([type='hidden']),
.contact-form-wrapper #contact-form select,
.contact-form-wrapper #contact-form textarea {
  display: block;
  width: 100%;
  max-width: 100%;
  min-height: 50px;
  padding: 0.8rem 1rem;
  box-sizing: border-box;

  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);

  background-color: var(--input-bg);
  background-image: none;

  color: var(--input-text);

  font-family: inherit;
  font-size: var(--text-md);
  line-height: 1.5;

  outline: none;

  backdrop-filter: blur(10px) saturate(130%);
  -webkit-backdrop-filter: blur(10px) saturate(130%);

  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

.contact-form-wrapper #contact-form textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-form-wrapper #contact-form select {
  padding-right: 2.75rem;

  cursor: pointer;

  appearance: none;
  -webkit-appearance: none;

  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='%238A93A8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px 16px;
}

.contact-form-wrapper #contact-form input::placeholder,
.contact-form-wrapper #contact-form textarea::placeholder {
  color: var(--input-placeholder);
  opacity: 1;
}

.contact-form-wrapper #contact-form input:focus,
.contact-form-wrapper #contact-form select:focus,
.contact-form-wrapper #contact-form textarea:focus {
  border-color: var(--input-focus-border);
  background-color: var(--glass-bg-strong);

  box-shadow:
    0 0 0 3px var(--ring-accent),
    0 0 0 1px color-mix(in oklab, var(--accent-primary), transparent 55%),
    0 18px 40px -22px var(--accent-glow);
}

.contact-form-wrapper #contact-form input[aria-invalid='true'],
.contact-form-wrapper #contact-form textarea[aria-invalid='true'],
.contact-form-wrapper #contact-form input.is-invalid,
.contact-form-wrapper #contact-form textarea.is-invalid,
.contact-form-wrapper #contact-form select.is-invalid {
  border-color: color-mix(in oklab, #ef4444, transparent 25%);
  box-shadow: 0 0 0 3px color-mix(in oklab, #ef4444, transparent 78%);
}

.contact-form-wrapper #contact-form .input-error {
  color: color-mix(in oklab, #ef4444 72%, var(--text-primary));
  font-size: var(--text-xs);
}

.contact-form-wrapper #contact-form .form-status.success,
.contact-form-wrapper #contact-form .ts-form-feedback.is-success {
  color: color-mix(in oklab, #10b981 58%, var(--text-primary));
  background:
    linear-gradient(
      135deg,
      color-mix(in oklab, #10b981 16%, transparent),
      transparent 70%
    ),
    var(--glass-bg);
  border-color: color-mix(in oklab, #10b981, transparent 60%);
}

.contact-form-wrapper #contact-form .form-status.error,
.contact-form-wrapper #contact-form .ts-form-feedback.is-error {
  color: color-mix(in oklab, #ef4444 58%, var(--text-primary));
  background:
    linear-gradient(
      135deg,
      color-mix(in oklab, #ef4444 16%, transparent),
      transparent 70%
    ),
    var(--glass-bg);
  border-color: color-mix(in oklab, #ef4444, transparent 60%);
}

/* ------------------------------------------------------------------
   RESPONSIVE — MOBILE
   ------------------------------------------------------------------ */
@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-actions {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .form-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ------------------------------------------------------------------
   REDUCED MOTION
   ------------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  .form-card::before {
    transition: none;
  }

  .ts-button-loading::after {
    animation: none;
  }
}