/**
 * pages/contact.css: layout + decoration that only the Contact page needs.
 * Shared pieces (card, btn, form-field, input, alert, eyebrow...) live in components.css.
 * Page css is unlayered on purpose: it overrides the shared @layer styles without specificity games.
 *
 * Contents: hero / layout / direct-contact cards / social links / form / status panels.
 */

/* ================================================================== HERO */
.contact-hero__inner {
  position: relative;
}

.contact-hero__text {
  position: relative;
  z-index: 1;
}

.contact-hero__title {
  max-inline-size: 14ch;
  font-size: clamp(2.5rem, 1.3rem + 5.6vw, 5.25rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.contact-hero__actions {
  margin-block-start: var(--space-6);
}

/* Decorative network on the right: static lines, slowly pulsing nodes. Hidden on phones. */
.contact-hero__net {
  display: none;
  position: absolute;
  inset-block-start: 50%;
  inset-inline-end: 0;
  inline-size: min(34rem, 44%);
  block-size: auto;
  translate: 0 -46%;
  overflow: visible;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 28%);
  mask-image: linear-gradient(90deg, transparent, #000 28%);
}

@media (min-width: 900px) {
  .contact-hero__net {
    display: block;
  }
}

.contact-hero__links line {
  stroke: var(--accent-line);
  stroke-width: 1.2;
  stroke-dasharray: 5 7;
  animation: contact-flow 14s linear infinite;
}

.contact-hero__nodes circle {
  fill: var(--accent);
  transform-box: fill-box;
  transform-origin: center;
  animation: contact-pulse 4.5s ease-in-out infinite;
  animation-delay: calc(var(--i, 0) * -0.7s);
}

.contact-hero__nodes circle:nth-child(3n + 2) {
  fill: var(--accent-violet);
}

@keyframes contact-flow {
  to {
    stroke-dashoffset: -48;
  }
}

@keyframes contact-pulse {
  0%,
  100% {
    opacity: 0.55;
    scale: 1;
  }
  50% {
    opacity: 1;
    scale: 1.45;
  }
}

/* ================================================================== LAYOUT */
.contact-main {
  padding-block-start: 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  gap: clamp(2.5rem, 1.5rem + 4vw, 4rem);
}

@media (min-width: 960px) {
  .contact-layout {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(2.5rem, 5vw, 5rem);
  }

  /* The direct-contact column is shorter than the form, so let it ride along. */
  .contact-aside {
    position: sticky;
    inset-block-start: calc(var(--header-h) + 1.5rem);
  }
}

.contact-aside {
  display: grid;
  gap: var(--space-5);
  justify-items: stretch;
  min-inline-size: 0;
}

.contact-aside > .eyebrow {
  justify-self: start;
}

.contact-aside__title {
  font-size: var(--fs-2xl);
  margin-block-end: var(--space-1);
}

.contact-aside__cards {
  display: grid;
  gap: var(--space-4);
}

/* ================================================================== CARDS */
.contact-card {
  display: grid;
  gap: var(--space-4);
  --card-pad: clamp(1.25rem, 1rem + 1.2vw, 1.75rem);
}

.contact-card__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.contact-card__icon,
.contact-social__icon {
  display: grid;
  place-items: center;
  flex: none;
  inline-size: 2.5rem;
  block-size: 2.5rem;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  color: var(--accent);
}

.contact-card__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-card__value {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.015em;
  overflow-wrap: anywhere;
}

.contact-card__value a {
  color: var(--text);
  text-decoration: none;
  background: linear-gradient(var(--accent), var(--accent)) 0 100% / 0 2px no-repeat;
  padding-block-end: 0.15em;
  transition: background-size var(--dur-base) var(--ease-out), color var(--dur-fast) ease;
}

.contact-card__value a:hover {
  color: var(--accent);
  background-size: 100% 2px;
}

.contact-card__value--plain {
  font-size: var(--fs-md);
}

/* Email: slightly larger value, so the address is the hero of the card. */
.contact-card--email .contact-card__value {
  font-size: clamp(1.25rem, 1rem + 1.3vw, 1.65rem);
}

/* Copy needs JS (clipboard + toast); the mailto button still works without it. */
.no-js [data-copy] {
  display: none;
}

.btn[data-copied="true"] {
  color: var(--success);
  border-color: var(--success-line);
  background: var(--success-soft);
}

/* ================================================================== SOCIAL */
.contact-social {
  display: grid;
  gap: var(--space-3);
  margin-block-start: var(--space-2);
}

.contact-social__title {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-mono);
  text-transform: uppercase;
  color: var(--text-muted);
}

.contact-social__list {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 560px) and (max-width: 959px) {
  .contact-social__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.contact-social__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  --card-pad: 0.85rem 1rem;
  padding: var(--card-pad);
  border-radius: var(--radius-md);
  color: var(--text);
  text-decoration: none;
}

/* The lift/spotlight of .card--interactive is plenty; keep the row itself calm. */
.contact-social__link .contact-social__icon {
  inline-size: 2.25rem;
  block-size: 2.25rem;
  border-color: var(--border);
  background: var(--surface-strong);
  color: var(--text);
  transition: color var(--dur-fast) ease, background-color var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.contact-social__link:hover .contact-social__icon,
.contact-social__link:focus-visible .contact-social__icon {
  border-color: var(--accent-line);
  background: var(--accent-soft);
  color: var(--accent);
}

.contact-social__text {
  display: grid;
  min-inline-size: 0;
  flex: 1;
}

.contact-social__name {
  font-weight: 600;
  line-height: 1.25;
}

.contact-social__handle {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  overflow-wrap: anywhere;
}

.contact-social__go {
  flex: none;
  color: var(--text-subtle);
  transition: color var(--dur-fast) ease, translate var(--dur-base) var(--ease-out);
}

.contact-social__link:hover .contact-social__go {
  color: var(--accent);
  translate: 2px -2px;
}

.contact-social__note {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  max-inline-size: 44ch;
}

/* ================================================================== FORM */
.contact-form-card {
  --card-pad: clamp(1.25rem, 0.6rem + 3vw, 2.5rem);
  display: grid;
  gap: var(--space-5);
  min-inline-size: 0;
  scroll-margin-block-start: calc(var(--header-h) + 1rem);
}

.contact-form-card__head {
  display: grid;
  gap: var(--space-2);
  justify-items: start;
}

.contact-form-card__title {
  font-size: var(--fs-2xl);
  margin-block-start: var(--space-1);
}

.contact-form-card__intro {
  color: var(--text-muted);
}

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

.contact-form__grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: minmax(0, 1fr);
  align-items: start; /* an error line under one field must not stretch its neighbour */
}

@media (min-width: 600px) {
  .contact-form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.contact-field__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}

.contact-field__optional {
  font-weight: 400;
  color: var(--text-subtle);
}

.contact-field__count {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-subtle);
  font-variant-numeric: tabular-nums;
}

.contact-field__count[data-state="near"] {
  color: var(--warning);
}

.contact-field__count[data-state="limit"] {
  color: var(--danger);
}

/* Inline errors get a little warning glyph so colour is never the only signal. */
.form-field__error {
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
  line-height: 1.4;
}

.form-field__error:not(:empty)::before {
  content: "!";
  display: grid;
  place-items: center;
  flex: none;
  inline-size: 1.05rem;
  block-size: 1.05rem;
  margin-block-start: 0.05rem;
  border-radius: 50%;
  background: var(--danger);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
}

.form-field.is-invalid .form-field__label {
  color: var(--danger);
}

.form-field.is-invalid .textarea,
.form-field.is-invalid .input {
  background-color: var(--danger-soft);
}

.form-field.is-valid .input,
.form-field.is-valid .textarea {
  border-color: var(--border-strong);
}

.textarea {
  min-block-size: 10rem;
}

.contact-form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

.contact-form__actions .btn {
  min-inline-size: 12rem;
}

@media (max-width: 559px) {
  .contact-form__actions .btn {
    inline-size: 100%;
  }
}

/* Busy: keep the button shape stable; the global spinner is drawn by .btn[aria-busy]. */
.contact-form [data-submit][aria-busy="true"] svg.icon {
  display: none;
}

/* ================================================================== STATUS PANELS */
.form-status {
  display: grid;
}

.contact-panel {
  display: none;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  scroll-margin-block-start: calc(var(--header-h) + 1rem);
}

.contact-panel:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

.contact-panel__icon {
  display: grid;
  place-items: center;
  flex: none;
  inline-size: 2.5rem;
  block-size: 2.5rem;
  border-radius: 50%;
}

.contact-panel--success .contact-panel__icon {
  background: var(--success);
  color: var(--bg);
}

.contact-panel--error .contact-panel__icon {
  background: var(--danger);
  color: var(--bg);
}

.contact-panel__body {
  display: grid;
  gap: var(--space-2);
  justify-items: start;
  min-inline-size: 0;
}

.contact-panel__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 600;
  line-height: 1.2;
}

.contact-panel__text {
  color: var(--text-muted);
  overflow-wrap: anywhere;
}

.contact-panel__text a {
  color: var(--text);
  font-weight: 500;
}

.contact-panel__again {
  margin-block-start: var(--space-2);
}

/* State machine: contact.js sets data-state="idle|success|error" on the card.
   Without JS the card has no data-state and the no-JS return path (#form-sent) shows the panel. */
[data-form-card][data-state="success"] [data-panel="success"],
[data-form-card][data-state="error"] [data-panel="error"],
[data-form-card]:not([data-state]) #form-sent:target {
  display: flex;
  animation: contact-panel-in 0.5s var(--ease-out) both;
}

[data-form-card][data-state="success"] .contact-form,
[data-form-card][data-state="success"] .contact-form-card__intro {
  display: none;
}

.no-js .contact-panel__again {
  display: none;
}

@keyframes contact-panel-in {
  from {
    opacity: 0;
    translate: 0 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact-hero__links line,
  .contact-hero__nodes circle,
  .contact-panel {
    animation: none !important;
  }
}

/* ================================================================== PRINT */
@media print {
  .contact-hero__net,
  .contact-form-card {
    display: none;
  }
}