/* kit.css — Atelier portfolio UI kit styles
   Loads on top of ../../colors_and_type.css */

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.ico { display: inline-flex; align-items: center; justify-content: center; }
.ico svg { display: block; }

/* ---------- layout ---------- */
.ak-container { width: 100%; max-width: var(--container); margin: 0 auto; padding-inline: var(--gutter); }
.ak-container--wide { max-width: var(--container-wide); }
.ak-container--read { max-width: 720px; }
.ak-section { padding-block: clamp(3.5rem, 7vw, 7rem); }

/* ---------- nav ---------- */
.ak-nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(1.1) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.ak-nav.is-scrolled { border-bottom-color: var(--line); }
.ak-nav__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.ak-brand { display: flex; align-items: center; gap: 11px; cursor: pointer;
  font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; letter-spacing: -.01em; color: var(--ink); }
.ak-brand img { width: 24px; height: 24px; }
.ak-nav__links { display: flex; align-items: center; gap: clamp(1.25rem, 3vw, 2.25rem); }
.ak-nav__link { font-size: .95rem; font-weight: 500; color: var(--ink-2); text-decoration: none; cursor: pointer;
  transition: color var(--dur) var(--ease); }
.ak-nav__link:hover, .ak-nav__link.is-active { color: var(--ink); }

/* ---------- buttons ---------- */
.ak-btn {
  font-family: var(--font-text); font-size: .95rem; font-weight: 500;
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  border: 1px solid transparent; border-radius: var(--radius-sm);
  padding: 11px 20px; text-decoration: none; line-height: 1;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}
.ak-btn:active { transform: translateY(1px); }
.ak-btn--primary { background: var(--ink); color: var(--paper); }
.ak-btn--primary:hover { background: #000; }
.ak-btn--ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.ak-btn--ghost:hover { border-color: var(--ink); background: rgba(26,26,24,.025); }
.ak-btn--text { background: transparent; color: var(--accent-deep); padding-inline: 0; }
.ak-btn--text:hover { color: var(--ink); }
.ak-btn--pill { border-radius: var(--radius-pill); background: transparent; color: var(--ink); border-color: var(--line-strong); }
.ak-btn--pill:hover { border-color: var(--ink); }

/* ---------- pills / tags ---------- */
.ak-pill {
  font-family: var(--font-text); font-size: .8rem; font-weight: 500;
  padding: 6px 13px; border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong); color: var(--ink-2); background: transparent;
  cursor: default; transition: all var(--dur) var(--ease); white-space: nowrap;
}
.ak-pill--filter { cursor: pointer; }
.ak-pill--filter:hover { border-color: var(--ink); color: var(--ink); }
.ak-pill--filter.is-active { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.ak-pill--solid { background: var(--accent-wash); border-color: transparent; color: var(--accent-deep); }

/* ---------- eyebrow / label ---------- */
.ak-eyebrow {
  font-size: .75rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3); display: inline-block;
}

/* ---------- placeholder ---------- */
.ak-ph { display: flex; align-items: center; justify-content: center; overflow: hidden; }
.ak-ph__label { font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }

/* ---------- hero ---------- */
.ak-hero { padding-block: clamp(3rem, 9vw, 7.5rem) clamp(2.5rem, 6vw, 5rem); }
.ak-hero h1 { font-family: var(--font-display); font-weight: 500; font-size: var(--h1-size);
  line-height: var(--h1-line); letter-spacing: var(--h1-track); color: var(--ink); margin: 1.4rem 0 0; max-width: 18ch; text-wrap: balance; }
.ak-hero p { font-family: var(--font-text); font-size: var(--body-lg-size); line-height: var(--body-lg-line);
  color: var(--ink-2); margin: 1.6rem 0 0; max-width: 52ch; }
.ak-hero__actions { display: flex; gap: 14px; align-items: center; margin-top: 2.25rem; flex-wrap: wrap; }
.ak-hero__avail { display: inline-flex; align-items: center; gap: 9px; font-size: .9rem; color: var(--ink-2); }
.ak-dot { width: 8px; height: 8px; border-radius: 999px; background: var(--positive); box-shadow: 0 0 0 4px color-mix(in srgb, var(--positive) 18%, transparent); }

/* ---------- section head ---------- */
.ak-sechead { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 2.5rem; flex-wrap: wrap; }
.ak-sechead h2 { font-family: var(--font-display); font-weight: 500; font-size: var(--h2-size); line-height: var(--h2-line);
  letter-spacing: var(--h2-track); margin: .4rem 0 0; color: var(--ink); }

/* ---------- work grid + case card ---------- */
.ak-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(1.25rem, 3vw, 2.5rem); }
.ak-card { display: block; text-decoration: none; cursor: pointer; border-radius: var(--radius-md);
  background: var(--card); border: 1px solid var(--line); overflow: hidden;
  transition: box-shadow var(--dur-slow) var(--ease), border-color var(--dur) var(--ease), transform var(--dur-slow) var(--ease); }
.ak-card:hover { box-shadow: var(--shadow-md); border-color: transparent; transform: translateY(-3px); }
.ak-card__media { overflow: hidden; }
.ak-card__media .ak-ph { border-radius: 0; transition: transform var(--dur-slow) var(--ease); }
.ak-card:hover .ak-card__media .ak-ph { transform: scale(1.035); }
.ak-card__body { padding: 1.1rem 1.25rem 1.35rem; }
.ak-card__meta { display: flex; align-items: baseline; justify-content: space-between; }
.ak-card__title { font-family: var(--font-display); font-weight: 500; font-size: 1.35rem; letter-spacing: -.01em;
  color: var(--ink); margin: .55rem 0 0; }
.ak-card__desc { font-size: .95rem; line-height: 1.55; color: var(--ink-2); margin: .45rem 0 0; }
.ak-card__tags { display: flex; gap: 8px; margin-top: 1rem; flex-wrap: wrap; }

/* full-width feature card */
.ak-card--feature { grid-column: 1 / -1; display: grid; grid-template-columns: 1.3fr 1fr; }
.ak-card--feature .ak-card__media .ak-ph { height: 100%; border-radius: 0; }
.ak-card--feature .ak-card__body { display: flex; flex-direction: column; justify-content: center; padding: clamp(1.5rem,3vw,2.75rem); }

/* ---------- studio strip ---------- */
.ak-studio { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.ak-studio p { font-family: var(--font-text); font-size: 1.2rem; line-height: 1.6; color: var(--ink); margin: 1rem 0 0; max-width: 30ch; text-wrap: pretty; }
.ak-services { list-style: none; padding: 0; margin: 0; }
.ak-services li { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  padding: 1rem 0; border-top: 1px solid var(--line); }
.ak-services li:last-child { border-bottom: 1px solid var(--line); }
.ak-services__name { font-size: 1.05rem; color: var(--ink); font-weight: 500; }
.ak-services__no { font-family: var(--font-mono); font-size: .8rem; color: var(--ink-3); }

/* ---------- contact band ---------- */
.ak-cta { text-align: center; padding-block: clamp(4rem, 9vw, 8rem); }
.ak-cta h2 { font-family: var(--font-display); font-weight: 500; font-size: var(--h1-size); line-height: 1.05;
  letter-spacing: var(--h1-track); margin: 0 auto; max-width: 16ch; text-wrap: balance; }
.ak-cta__actions { display: flex; gap: 14px; justify-content: center; margin-top: 2.25rem; }

/* ---------- footer ---------- */
.ak-footer { background: var(--ink); color: var(--paper); padding-block: clamp(3rem, 6vw, 5rem) 2.25rem; }
.ak-footer__top { display: flex; justify-content: space-between; gap: 3rem; flex-wrap: wrap; }
.ak-footer__brand { display: flex; align-items: center; gap: 11px; font-family: var(--font-display); font-weight: 600; font-size: 1.4rem; }
.ak-footer__brand img { width: 28px; height: 28px; }
.ak-footer__note { color: #9b988f; font-size: .95rem; margin: 1rem 0 0; max-width: 26ch; line-height: 1.55; }
.ak-footer__cols { display: flex; gap: clamp(2rem, 5vw, 4rem); }
.ak-footer__col .ak-eyebrow { color: #7d7a72; }
.ak-footer__col a { display: block; color: #C8B89A; text-decoration: none; font-size: .95rem; margin-top: .65rem;
  transition: color var(--dur) var(--ease); }
.ak-footer__col a:hover { color: var(--paper); }
.ak-footer__base { display: flex; justify-content: space-between; align-items: center; margin-top: clamp(2.5rem,5vw,4rem);
  padding-top: 1.5rem; border-top: 1px solid rgba(249,247,244,.12); color: #7d7a72; font-size: .82rem; flex-wrap: wrap; gap: 1rem; }

/* ---------- case study reading view ---------- */
.ak-back { display: inline-flex; align-items: center; gap: 7px; color: var(--ink-2); text-decoration: none; font-size: .9rem;
  font-weight: 500; cursor: pointer; transition: color var(--dur) var(--ease); }
.ak-back:hover { color: var(--ink); }
.ak-case__head { padding-block: clamp(2rem, 5vw, 4rem) clamp(1.5rem,3vw,2.5rem); }
.ak-case__title { font-family: var(--font-display); font-weight: 500; font-size: var(--h1-size); line-height: 1.04;
  letter-spacing: var(--h1-track); margin: 1.25rem 0 0; max-width: 16ch; }
.ak-case__intro { font-size: var(--body-lg-size); line-height: var(--body-lg-line); color: var(--ink-2);
  margin: 1.5rem 0 0; max-width: 54ch; }
.ak-case__meta { display: flex; gap: clamp(2rem,5vw,4rem); margin-top: 2.5rem; flex-wrap: wrap; }
.ak-case__meta dt { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; color: var(--ink-3); }
.ak-case__meta dd { margin: .5rem 0 0; font-size: .98rem; color: var(--ink); font-weight: 500; }
.ak-prose p { font-family: var(--font-text); font-size: var(--body-lg-size); line-height: 1.7; color: var(--ink);
  margin: 1.4rem 0 0; }
.ak-prose p:first-child { margin-top: 0; }
.ak-prose h3 { font-family: var(--font-display); font-weight: 500; font-size: var(--h3-size); letter-spacing: -.01em;
  margin: 2.75rem 0 0; }
.ak-fullbleed { margin-block: clamp(2.5rem,6vw,5rem); }
.ak-showcase { display: grid; grid-template-columns: 2fr 1fr; gap: clamp(.75rem,1.5vw,1rem); }
.ak-showcase__stack { display: grid; grid-template-rows: 1fr 1fr; gap: clamp(.75rem,1.5vw,1rem); }
.ak-figcap { font-size: .82rem; color: var(--ink-3); margin-top: .75rem; }
.ak-nextproj { border-top: 1px solid var(--line); margin-top: clamp(3rem,6vw,5rem); }
.ak-nextproj a { display: flex; align-items: center; justify-content: space-between; padding: clamp(2rem,4vw,3rem) 0;
  text-decoration: none; cursor: pointer; }
.ak-nextproj__title { font-family: var(--font-display); font-weight: 500; font-size: clamp(1.5rem,3vw,2.25rem);
  letter-spacing: -.015em; color: var(--ink); transition: color var(--dur) var(--ease); }
.ak-nextproj a:hover .ak-nextproj__title { color: var(--accent-deep); }

/* ---------- responsive ---------- */
@media (max-width: 820px) {
  .ak-grid { grid-template-columns: 1fr; }
  .ak-card--feature { grid-template-columns: 1fr; }
  .ak-studio { grid-template-columns: 1fr; }
  .ak-showcase { grid-template-columns: 1fr; }
  .ak-nav__links .ak-nav__link:not(.ak-nav__link--cta) { display: none; }
}

/* fade-in on route change */
.ak-route { animation: ak-fade var(--dur-slow) var(--ease) both; }
@keyframes ak-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }