/* EKKO page wireframes: structure and copy only. Neutral on purpose, with no brand type or colour,
   so each section can be judged for what it holds before its UX/UI is designed on the foundation
   (DESIGN.md, explore/system.html). A section leaves this file when it gets its own design. */
:root { --line: #b5b5b5; --soft: #ececec; --ink: #111; --mute: #5f5f5f; --gutter: clamp(20px, 4vw, 56px); }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #fff; color: var(--ink); font: 16px/1.5 "Helvetica Neue", Helvetica, Arial, sans-serif; }
a { color: inherit; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
::selection { background: var(--ink); color: #fff; }
/* full viewport width: no max-width on the layout, only a side gutter */
.wrap { width: calc(100% - 2 * var(--gutter)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

/* masthead */
.mast { border-bottom: 1px solid var(--line); }
.mast .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 28px; min-height: 64px; padding-block: 12px; }
.brand { font-size: 1.25rem; font-weight: 700; text-decoration: none; margin-right: auto; }
.mast nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.mast nav a { font-size: 0.9375rem; text-decoration: none; }
.mast nav a:hover, .mast nav a[aria-current] { text-decoration: underline; }

/* sections */
main > section { padding-block: clamp(48px, 7vw, 96px); border-bottom: 1px solid var(--line); scroll-margin-top: 16px; }
main > section > .wrap { display: grid; gap: 24px; }

.hl { font-size: clamp(1.75rem, 3.2vw, 2.75rem); line-height: 1.1; font-weight: 600; letter-spacing: -0.01em; margin: 0; max-width: 22ch; text-wrap: balance; }
.hl.xl { font-size: clamp(2.125rem, 5vw, 4rem); line-height: 1.04; letter-spacing: -0.02em; max-width: 18ch; }
.ln { font-size: 1.125rem; margin: 0; max-width: 60ch; text-wrap: pretty; }
.sm { font-size: 0.875rem; color: var(--mute); margin: 0; max-width: 70ch; }
.btn { display: inline-block; border: 1px solid var(--ink); background: #fff; padding: 12px 20px; font-size: 1rem; line-height: 1.2; text-decoration: none; }
.btn:hover { background: var(--ink); color: #fff; }
.btn.ghost { border-color: var(--line); color: var(--mute); }
.btn.ghost:hover { background: #fff; border-color: var(--ink); color: var(--ink); }
.btn.small { padding: 8px 14px; font-size: 0.875rem; }
.row { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: center; }

/* placeholders for photographs and frames */
.ph { background: var(--soft); border: 1px solid var(--line); min-height: 140px; max-height: 80vh; display: grid; place-items: center; font-size: 0.8125rem; color: var(--mute); text-align: center; padding: 12px;
      background-image: linear-gradient(to top right, transparent calc(50% - 0.5px), var(--line) 50%, transparent calc(50% + 0.5px)), linear-gradient(to top left, transparent calc(50% - 0.5px), var(--line) 50%, transparent calc(50% + 0.5px)); }
.ph.wide { aspect-ratio: 21 / 9; }
.ph.tall { aspect-ratio: 3 / 4; }
.ph.frame { aspect-ratio: 4 / 3; }
.ph.portrait { aspect-ratio: 1; min-height: 0; width: 140px; }
.ph.reserved { background: #fff; background-image: none; border-style: dashed; }
.ph span { background: #fff; padding: 3px 8px; max-width: 40ch; }

.grid { display: grid; gap: 16px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.cell { border: 1px solid var(--line); padding: 16px; }
.cell b { display: block; margin-bottom: 2px; }
.cell span { font-size: 0.9375rem; color: var(--mute); }
.option { border: 1px solid var(--line); padding: clamp(20px, 3vw, 36px); display: grid; gap: 16px; align-content: start; }

.list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.list li { display: grid; grid-template-columns: minmax(180px, 280px) minmax(0, 1fr) auto; gap: 6px 24px; padding: 14px 0; border-bottom: 1px solid var(--soft); }
.list li b { font-weight: 600; }
.list li span { color: var(--mute); }
.list li i { font-style: normal; font-variant-numeric: tabular-nums; white-space: nowrap; }
.fig { display: grid; grid-template-columns: 120px minmax(0, 1fr) minmax(0, 280px); gap: 6px 24px; align-items: baseline; padding: 16px 0; border-top: 1px solid var(--soft); }
.fig .v { font-size: 2.5rem; font-weight: 600; line-height: 1; font-variant-numeric: tabular-nums; }
.fig .s { font-size: 0.8125rem; color: var(--mute); text-align: right; }

.quote { font-size: clamp(1.375rem, 2.2vw, 1.75rem); line-height: 1.3; margin: 0; max-width: 36ch; }
.quote.long { font-size: clamp(1.25rem, 1.8vw, 1.5rem); line-height: 1.4; max-width: 52ch; }
.who { font-size: 0.9375rem; color: var(--mute); margin: 0; }
.who b { color: var(--ink); font-weight: 600; }

/* forms */
.form { display: grid; gap: 24px; max-width: 680px; }
.q { display: grid; gap: 8px; }
.q label.t { font-weight: 600; }
.q label.t span { font-weight: 400; color: var(--mute); }
.hint { font-size: 0.875rem; color: var(--mute); margin: 0; }
.box { border: 1px solid var(--line); min-height: 48px; padding: 12px 14px; color: var(--mute); font-size: 0.9375rem; }
.box.tall { min-height: 112px; }
.opts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 24px; }
.opts.inline { display: flex; flex-wrap: wrap; }
.opts span::before { content: ""; display: inline-block; width: 14px; height: 14px; border: 1px solid var(--ink); margin-right: 8px; vertical-align: -2px; }
.opts.radio span::before { border-radius: 50%; }
.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }

/* states: a form's confirmation and failure are reached by their anchor (#sent, #failed) */
.state { display: none; }
.state:target { display: block; }
main:has(#sent:target) > section:not(#sent) { display: none; }
p.state { border: 1px solid var(--ink); padding: 12px 16px; margin: 0; }

/* footer */
.foot { padding-block: 48px; color: var(--mute); font-size: 0.9375rem; }
.foot .wrap { display: grid; gap: 32px; }
.foot b { display: block; color: var(--ink); margin-bottom: 6px; }
.foot p { margin: 0; }
.foot a { text-decoration: none; }
.foot a:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .grid.three, .grid.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .list li { grid-template-columns: minmax(0, 1fr) auto; }
  .list li span { grid-column: 1 / -1; grid-row: 2; }
  .fig { grid-template-columns: 96px minmax(0, 1fr); }
  .fig .s { grid-column: 2; text-align: left; }
}
@media (max-width: 600px) {
  .grid.two, .grid.three, .grid.four, .opts, .two { grid-template-columns: 1fr; }
  .ph.wide { aspect-ratio: 4 / 3; }
  .mast .wrap { gap: 8px 18px; }
}
@media print {
  @page { size: A4; margin: 14mm; }
  body { font-size: 11pt; }
  main > section { padding-block: 28px; break-inside: avoid; }
  .ph { min-height: 80px; }
}