/*
 * HashHackCode website
 * Carried over from draft-3. Loads after css/hhc.css; used by the nine form pages
 * and the General Enquiry on Contact (engine: js/forms.js).
 */
/* components set their own display, so the hidden attribute needs the last word */
[hidden] { display: none !important; }
:root { --card-pad: 2.8rem; }

.form-hero .page-hero-copy { max-width: 82rem; }
.form-hero h1 { font-size: clamp(3.4rem, 3.4vw + 1.6rem, 6rem); }
.form-layout { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.75fr); gap: clamp(3.2rem, 5vw, 6.4rem); align-items: start; }
.form-card { padding: clamp(3.2rem, 5vw, 5.6rem); }
.form-progress { display: flex; gap: 0.6rem; margin-bottom: 1.6rem; }
.form-progress i { flex: 1; height: 0.6rem; border-radius: 9px; background: var(--line-strong); transition: background 0.4s ease; }
.form-progress i.on:nth-child(1) { background: var(--green); }
.form-progress i.on:nth-child(2) { background: var(--yellow); }
.form-progress i.on:nth-child(3) { background: var(--orange); }
.form-progress i.on:nth-child(4) { background: var(--blue); }
.form-stepcount { font: 600 var(--fs-2)/1.4 var(--font-mono); color: var(--muted); margin: 0 0 2.8rem; }
.form-errors { background: #fff; border: 2px solid #b3261e; border-radius: var(--rad-sm); padding: 2rem 2.4rem; margin-bottom: 2.8rem; color: var(--ink); }
.form-errors ul { margin: 1rem 0 0; padding-left: 2rem; display: grid; gap: 0.4rem; }
.form-errors a { color: #9c2219; text-decoration: underline; font-weight: 600; font-size: var(--fs-3); }
.form-card .form-intro { margin: 0 0 1.2rem; font-size: var(--fs-4); line-height: 1.55; color: var(--ink-2); max-width: 64ch; }
.form-card .form-note { margin: 0 0 2.8rem; }
.form-step { border: 0; margin: 0; padding: 0; min-width: 0; }
.step-legend { font: 800 var(--fs-6)/1.2 var(--font-display); letter-spacing: -0.02em; color: var(--ink); padding: 0; margin-bottom: 2.8rem; }
.form-card .form-grid { gap: 2.8rem 2.4rem; }
.fld .help { margin: -0.2rem 0 0.2rem; font-size: var(--fs-2); line-height: 1.5; color: var(--muted); }
.fld .opt { font-weight: 500; color: var(--muted); }
.fld .err { margin: 0.2rem 0 0; font-size: var(--fs-2); font-weight: 700; color: #9c2219; }
.fld.has-error .input { border-color: #b3261e; box-shadow: 0 0 0 0.3rem rgba(179, 38, 30, 0.12); }
.fld.choice { border: 0; padding: 0; margin: 0; min-width: 0; }
.fld.choice legend { font-weight: 700; font-size: var(--fs-2); color: var(--ink); padding: 0; margin-bottom: 1rem; }
.choices { display: flex; flex-wrap: wrap; gap: 1rem; }
.choice-chip { position: relative; display: inline-flex; }
.choice-chip input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.choice-chip span { display: inline-flex; align-items: center; gap: 1rem; min-height: 4.8rem; padding: 1rem 1.8rem 1rem 1.4rem; border: 1.5px solid var(--line-strong); border-radius: var(--rad-pill); background: #fff; font-weight: 600; font-size: var(--fs-3); color: var(--ink); transition: border-color 0.2s ease, background 0.2s ease; }
.choice-chip span::before { content: ''; width: 1.8rem; height: 1.8rem; flex-shrink: 0; border: 2px solid var(--line-strong); border-radius: 50%; background: #fff; transition: all 0.2s ease; }
.choice-chip input[type='checkbox'] + span::before { border-radius: 0.5rem; }
.choice-chip:hover span { border-color: var(--ink); }
.choice-chip input:checked + span { border-color: var(--ink); background: var(--tone-tint); }
.choice-chip input:checked + span::before { border-color: var(--ink); background: var(--ink); box-shadow: inset 0 0 0 0.3rem #fff; }
.choice-chip input:focus-visible + span { outline: 3px solid var(--brand); outline-offset: 2px; }
.fld.has-error .choice-chip span { border-color: #b3261e; }
.check-fld .check-row { align-items: flex-start; }
.check-fld label { font-weight: 500; font-size: var(--fs-3); line-height: 1.55; color: var(--ink-2); }
.check-fld label a { text-decoration: underline; }
.input.file { padding: 1.2rem; }
.slot { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 2rem; align-items: end; }
.slot-date { display: grid; gap: 0.8rem; }
.slot.slot-free { grid-template-columns: repeat(2, minmax(0, 1fr)); } /* date and a time field, no fixed times */
.form-nav { display: flex; gap: 1.2rem; margin-top: 4rem; padding-top: 2.8rem; border-top: 1px solid var(--line-strong); }
.form-nav [data-next], .form-nav [data-submit] { margin-left: auto; }
.form-success { text-align: center; padding: 4rem 1rem; }
.form-success:focus { outline: none; }
.success-mark { width: 7.2rem; height: 7.2rem; border-radius: 50%; background: var(--green); color: #fff; display: grid; place-items: center; margin: 0 auto 2.8rem; }
.success-mark .ico { width: 3.2rem; height: 3.2rem; stroke-width: 2.6; }
.form-success h2, .form-success h3 { font-size: clamp(2.8rem, 2vw + 1.8rem, 4.2rem); margin-bottom: 1.6rem; }
.form-success p { max-width: 52ch; margin: 0 auto 3.2rem; }
.form-success .btn-row { justify-content: center; }
.form-aside { display: grid; gap: 2rem; }
.aside-card { background: #fff; border: 1px solid var(--line); border-radius: var(--rad-md); padding: var(--card-pad); }
.aside-card.soft { background: var(--tone-tint); border-color: transparent; }
.aside-card .aside-h { font: 800 var(--fs-5)/1.3 var(--font-primary); letter-spacing: -0.01em; margin-bottom: 1.2rem; }
.aside-card p { font-size: var(--fs-3); margin: 0; }
.aside-card a:not(.link-arrow) { text-decoration: underline; }
.aside-card .link-arrow { margin-top: 2rem; display: inline-flex; }

@media (max-width: 1000px) {
  .form-layout, .slot { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .form-card { padding: 2.8rem 2rem; }
  .slot.slot-free { grid-template-columns: minmax(0, 1fr); }
  .form-nav { flex-wrap: wrap; }
  .form-nav .btn { flex: 1 1 100%; margin-left: 0; }
  .choice-chip span { font-size: var(--fs-2); min-height: 4.4rem; }
}