/* ============================================================
   KOONTZ — Reusable web components
   Consumed by BOTH the styleguide and the sample page.
   ============================================================ */

/* ---------- Layout helpers ---------- */
.k-container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(20px, 5vw, 56px); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  --btn-bg: var(--navy);
  --btn-fg: var(--offwhite);
  --btn-bd: var(--navy);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55em;
  font-family: var(--font-ui);
  font-weight: var(--w-semibold);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  line-height: 1;
  text-align: center;
  padding: 14px 26px;
  min-height: 48px;
  border-radius: var(--r-child, var(--r-control));
  border: 1.5px solid var(--btn-bd);
  background: var(--btn-bg);
  color: var(--btn-fg);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--sh-md); }
.btn:active { transform: translateY(0); box-shadow: var(--sh-sm); }
.btn:focus-visible { outline: none; box-shadow: var(--sh-focus); }

.btn--primary { --btn-bg: var(--navy);    --btn-fg: var(--offwhite); --btn-bd: var(--navy); }
.btn--primary:hover { --btn-bg: #14323f; }
.btn--accent  { --btn-bg: var(--seafoam); --btn-fg: var(--navy);     --btn-bd: var(--seafoam); }
.btn--accent:hover { --btn-bg: #58aebd; }
.btn--blue    { --btn-bg: var(--blue);    --btn-fg: var(--offwhite); --btn-bd: var(--blue); }
.btn--blue:hover { --btn-bg: #2f6e87; }
.btn--gold    { --btn-bg: var(--gold);    --btn-fg: var(--navy);     --btn-bd: var(--gold); }
.btn--gold:hover { --btn-bg: #dfb979; }

.btn--outline { --btn-bg: transparent; --btn-fg: var(--navy); --btn-bd: var(--navy); }
.btn--outline:hover { --btn-bg: var(--navy); --btn-fg: var(--offwhite); }
.btn--outline-accent { --btn-bg: transparent; --btn-fg: var(--blue); --btn-bd: var(--seafoam); }
.btn--outline-accent:hover { --btn-bg: var(--seafoam); --btn-fg: var(--navy); --btn-bd: var(--seafoam); }

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--navy); --btn-bd: transparent; }
.btn--ghost:hover { --btn-bg: rgba(11,37,49,.06); box-shadow: none; }

.btn--sm { min-height: 40px; padding: 10px 18px; font-size: 0.85rem; }
.btn--lg { min-height: 56px; padding: 18px 36px; font-size: 1.02rem; }
.btn--block { display: flex; width: 100%; }

.btn[disabled], .btn.is-disabled {
  opacity: .45; cursor: not-allowed; pointer-events: none;
}
.btn .btn__icon { width: 1.1em; height: 1.1em; display: inline-block; }

/* On-dark buttons keep contrast */
.on-navy .btn--outline { --btn-fg: var(--offwhite); --btn-bd: rgba(246,237,227,.5); }
.on-navy .btn--outline:hover { --btn-bg: var(--offwhite); --btn-fg: var(--navy); --btn-bd: var(--offwhite); }
.on-navy .btn--ghost { --btn-fg: var(--offwhite); }
.on-navy .btn--ghost:hover { --btn-bg: rgba(246,237,227,.12); }

/* Squared button shape (variation) */
.btns-squared .btn, .btn--squared { border-radius: var(--r-2xs); }

/* Text / inline link button */
.link-arrow {
  font-family: var(--font-ui);
  font-weight: var(--w-semibold);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  border-bottom: 1.5px solid transparent;
  padding-bottom: 2px;
  transition: gap var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.link-arrow::after { content: "→"; transition: transform var(--dur) var(--ease); }
.link-arrow:hover { gap: 0.75em; border-color: var(--seafoam); color: var(--navy); }
.link-arrow:hover::after { transform: translateX(3px); }
.on-navy .link-arrow { color: var(--seafoam); }
.on-navy .link-arrow:hover { color: var(--offwhite); }

/* ============================================================
   FORMS
   ============================================================ */
.field { display: flex; flex-direction: column; gap: 7px; }
.field__label {
  font-family: var(--font-ui); font-weight: var(--w-semibold);
  font-size: 0.82rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-soft);
}
.field__hint { font-family: var(--font-ui); font-size: 0.8rem; color: var(--ink-faint); }
.field__error { font-family: var(--font-ui); font-size: 0.8rem; color: #b4452f; }

.input, .textarea, .select {
  font-family: var(--font-ui);
  font-size: 1rem;
  color: var(--ink);
  background: var(--surface);
  border: 1.5px solid var(--line-cool);
  border-radius: var(--r-child, var(--r-control));
  padding: 13px 15px;
  width: 100%;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}
.input::placeholder, .textarea::placeholder { color: var(--ink-faint); }
.input:hover, .textarea:hover, .select:hover { border-color: var(--seafoam); }
.input:focus, .textarea:focus, .select:focus { outline: none; border-color: var(--seafoam); box-shadow: var(--sh-focus); }
.textarea { min-height: 120px; resize: vertical; line-height: 1.5; }
.field.is-error .input, .field.is-error .textarea { border-color: #c66; box-shadow: 0 0 0 3px rgba(180,69,47,.15); }

.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%233f5560' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 42px;
}

/* check & radio */
.choice { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-ui); font-size: 0.95rem; color: var(--ink); cursor: pointer; }
.choice input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.choice__box, .choice__dot {
  width: 22px; height: 22px; flex: none; border: 1.5px solid var(--line-cool); background: var(--surface);
  display: grid; place-items: center; transition: all var(--dur) var(--ease);
}
.choice__box { border-radius: 6px; }
.choice__dot { border-radius: 50%; }
.choice:hover .choice__box, .choice:hover .choice__dot { border-color: var(--seafoam); }
.choice input:focus-visible + .choice__box, .choice input:focus-visible + .choice__dot { box-shadow: var(--sh-focus); }
.choice input:checked + .choice__box { background: var(--blue); border-color: var(--blue); }
.choice input:checked + .choice__box::after { content: ""; width: 6px; height: 11px; border: solid var(--offwhite); border-width: 0 2.5px 2.5px 0; transform: rotate(45deg) translateY(-1px); }
.choice input:checked + .choice__dot { border-color: var(--blue); }
.choice input:checked + .choice__dot::after { content: ""; width: 11px; height: 11px; border-radius: 50%; background: var(--blue); }

/* toggle */
.toggle { display: inline-flex; align-items: center; gap: 12px; cursor: pointer; font-family: var(--font-ui); font-size: 0.95rem; }
.toggle input { position: absolute; opacity: 0; }
.toggle__track { width: 46px; height: 26px; border-radius: 999px; background: var(--line-cool); position: relative; transition: background var(--dur) var(--ease); flex: none; }
.toggle__track::after { content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; box-shadow: var(--sh-sm); transition: transform var(--dur) var(--ease); }
.toggle input:checked + .toggle__track { background: var(--seafoam); }
.toggle input:checked + .toggle__track::after { transform: translateX(20px); }
.toggle input:focus-visible + .toggle__track { box-shadow: var(--sh-focus); }

/* input group (newsletter) */
.input-group { display: flex; gap: 10px; }
.input-group .input { flex: 1; }
@media (max-width: 480px) {
  .input-group { flex-direction: column; }
  .input-group .input,
  .input-group .btn { width: 100%; }
}

/* ============================================================
   BADGES / TAGS / CHIPS
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 0.4em;
  font-family: var(--font-ui); font-weight: var(--w-semibold);
  font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 6px 12px; border-radius: var(--r-pill); line-height: 1;
}
.badge--navy   { background: var(--navy);    color: var(--offwhite); }
.badge--blue   { background: var(--blue);    color: var(--offwhite); }
.badge--seafoam{ background: var(--seafoam); color: var(--navy); }
.badge--gold   { background: var(--gold);    color: var(--navy); }
.badge--soft   { background: var(--seafoam-tint); color: var(--blue); }
.badge--outline{ background: transparent; color: var(--blue); box-shadow: inset 0 0 0 1.5px var(--line-cool); }

.chip {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-family: var(--font-ui); font-weight: var(--w-medium); font-size: 0.85rem;
  padding: 8px 16px; border-radius: var(--r-pill);
  background: var(--surface); color: var(--ink-soft);
  border: 1.5px solid var(--line-cool); cursor: pointer;
  transition: all var(--dur) var(--ease);
}
.chip:hover { border-color: var(--seafoam); color: var(--navy); }
.chip.is-active { background: var(--navy); color: var(--offwhite); border-color: var(--navy); }
.chip__x { font-size: 1.05em; line-height: 1; opacity: .6; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  --r: var(--r-lg);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-child, var(--r));
  clip-path: inset(0 round var(--r-child, var(--r)));
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  text-decoration: none;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--sh-lg); border-color: var(--line-cool); }
.card:focus-visible { outline: none; box-shadow: var(--sh-focus); }

.card__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--blue-tint); }
.card__media > img, .card__media > .ph {
  position: absolute; inset: 0; width: 100%; height: 100%;
  transition: transform .7s var(--ease);
}
.card__media > img { object-fit: cover; display: block; }
.card__media > .ph { display: grid; place-items: center; }
.card:hover .card__media > img { transform: scale(1.06); }
.card__media .badge { position: absolute; top: 14px; left: 14px; box-shadow: var(--sh-sm); z-index: 1; }

.card__body { --p: 22px; --r-child: max(calc(var(--r) - var(--p)), var(--r-min)); padding: 20px 22px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card__eyebrow { font-family: var(--font-ui); font-weight: var(--w-semibold); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--seafoam); }
.card__title { font-family: var(--font-head); font-weight: var(--w-semibold); font-size: 1.3rem; line-height: 1.2; color: var(--navy); }
.card__text { font-family: var(--font-body); font-size: 0.98rem; line-height: 1.55; color: var(--ink-soft); }
.card__foot { margin-top: auto; padding-top: 14px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card__price { font-family: var(--font-ui); font-weight: var(--w-semibold); font-size: 1.15rem; color: var(--navy); }
.card__price s { color: var(--ink-faint); font-weight: var(--w-regular); margin-right: 8px; }

/* overlay card variant */
.card--overlay .card__media { aspect-ratio: 3 / 4; }
.card--overlay { border: none; }
.card--overlay .card__overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end;
  padding: 24px; gap: 6px;
  background: linear-gradient(to top, rgba(11,37,49,.82) 0%, rgba(11,37,49,.25) 45%, rgba(11,37,49,0) 75%);
  color: var(--offwhite);
}
.card--overlay .card__title { color: var(--offwhite); }
.card--overlay .card__eyebrow { color: var(--seafoam); }
.card--overlay .card__text { color: var(--on-dark-soft); }

/* horizontal card variant */
.card--row { flex-direction: row; align-items: stretch; }
.card--row .card__media { aspect-ratio: auto; width: 44%; flex: none; }
.card--row .card__body { justify-content: center; }
@media (max-width: 560px) { .card--row { flex-direction: column; } .card--row .card__media { width: 100%; aspect-ratio: 4/3; } }

/* ============================================================
   IMAGE PLACEHOLDER (striped, labelled)
   ============================================================ */
.ph {
  background-color: var(--blue-tint);
  background-image: repeating-linear-gradient(45deg, rgba(40,94,116,.10) 0 12px, rgba(40,94,116,0) 12px 24px);
  display: grid; place-items: center; color: var(--blue);
}
.ph__label {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.72rem; letter-spacing: 0.04em; text-transform: lowercase;
  color: var(--blue); background: rgba(251,246,238,.78); padding: 5px 10px; border-radius: 6px;
  backdrop-filter: blur(2px); border: 1px solid rgba(40,94,116,.18);
}
.ph--navy { background-color: var(--navy); background-image: repeating-linear-gradient(45deg, rgba(246,237,227,.08) 0 12px, rgba(246,237,227,0) 12px 24px); }
.ph--navy .ph__label { color: var(--on-dark-soft); background: rgba(11,37,49,.5); border-color: rgba(246,237,227,.18); }

/* ============================================================
   SITE LOGO
   ============================================================ */
.site-logo { display: inline-flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.site-logo__img { display: block; height: 40px; width: auto; }
.site-logo__img--footer { height: 36px; }

/* ============================================================
   SITE HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251,246,238,.88);
  backdrop-filter: blur(16px) saturate(1.15);
  -webkit-backdrop-filter: blur(16px) saturate(1.15);
  border-bottom: 1px solid var(--line);
  transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.site-header__inner { display: flex; align-items: center; gap: 28px; min-height: 76px; }
.site-nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.site-nav a:not(.btn) {
  font-family: var(--font-ui); font-weight: var(--w-medium); font-size: 0.92rem;
  letter-spacing: 0.02em; color: var(--ink-soft); text-decoration: none; position: relative; padding: 6px 0;
  transition: color var(--dur) var(--ease);
}
.site-nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--seafoam); transition: right var(--dur) var(--ease); }
.site-nav a:not(.btn):hover { color: var(--navy); }
.site-nav a:not(.btn):hover::after { right: 0; }
.site-nav a:not(.btn).is-active { color: var(--navy); }
.site-nav a:not(.btn).is-active::after { right: 0; }

/* dark header variant */
.site-header.is-navy { background: rgba(11,37,49,.9); border-bottom-color: rgba(246,237,227,.12); }
.site-header.is-navy .site-nav a:not(.btn) { color: var(--on-dark-soft); }
.site-header.is-navy .site-nav a:not(.btn):hover, .site-header.is-navy .site-nav a:not(.btn).is-active { color: var(--offwhite); }

/* mobile nav toggle */
.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  padding: 6px; color: var(--navy);
}

/* nav backdrop — starts below the header so it doesn't affect the header's backdrop-filter */
.nav-backdrop {
  display: none;
  position: fixed; top: 76px; left: 0; right: 0; bottom: 0; z-index: 48;
  background: rgba(11,37,49,.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease);
}
.nav-backdrop.is-visible { opacity: 1; }

@media (max-width: 780px) {
  .nav-backdrop { display: block; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; margin-left: auto; }
  .site-nav { display: none; }
  .site-nav.is-open {
    display: flex; flex-direction: column; align-items: flex-start;
    position: absolute; top: 100%; left: 0; right: 0;
    height: auto;
    background: var(--paper);
    padding: clamp(24px, 6vw, 48px) clamp(24px, 8vw, 56px);
    gap: 0; z-index: 49;
    overflow-y: auto;
  }
  .site-nav.is-open a:not(.btn) {
    font-size: 2rem;
    font-weight: var(--w-semibold);
    color: var(--navy);
    padding: 14px 0;
    width: 100%;
    border-bottom: 1px solid var(--line);
  }
  .site-nav.is-open a:not(.btn)::after { display: none; }
  .site-nav.is-open .btn {
    margin-top: 28px;
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}

/* ============================================================
   SITE FOOTER
   ============================================================ */
.site-footer { background: var(--navy); color: var(--on-dark-soft); }
.site-footer__inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-block: 64px 40px; }
.site-footer h5 { font-family: var(--font-ui); font-weight: var(--w-semibold); font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--seafoam); margin: 0 0 16px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.site-footer a { color: var(--on-dark-soft); text-decoration: none; font-family: var(--font-ui); font-size: 0.95rem; transition: color var(--dur) var(--ease); }
.site-footer a:hover { color: var(--offwhite); }
.site-footer__bar { border-top: 1px solid rgba(246,237,227,.12); padding-block: 22px; display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; font-family: var(--font-ui); font-size: 0.82rem; color: rgba(169,188,195,.8); }
.site-footer__managed { border-top: 1px solid rgba(246,237,227,.06); padding-block: 16px; display: flex; align-items: center; gap: 12px; font-family: var(--font-ui); font-size: 0.75rem; color: rgba(169,188,195,.5); }
.site-footer__managed a { display: flex; align-items: center; transition: filter .25s ease; }
.site-footer__managed a:hover { filter: brightness(1.2); }
.site-footer__cene-logo { height: 20px; width: auto; display: block; }
@media (max-width: 800px){ .site-footer__inner { grid-template-columns: 1fr 1fr; } }

/* ============================================================
   LOGO
   ============================================================ */
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: inherit; }
.logo__mark { width: 38px; height: 24px; flex: none; }
.logo__type { display: flex; flex-direction: column; line-height: 1; }
.logo__word { font-family: var(--font-head); font-weight: var(--w-semibold); font-size: 1.32rem; letter-spacing: 0.16em; color: var(--navy); }
.logo__tag  { font-family: var(--font-ui); font-weight: var(--w-medium); font-size: 0.52rem; letter-spacing: 0.34em; text-transform: uppercase; color: var(--ink-soft); margin-top: 3px; }
.on-navy .logo__word, .site-header.is-navy .logo__word { color: var(--offwhite); }
.on-navy .logo__tag, .site-header.is-navy .logo__tag { color: var(--on-dark-soft); }