/* ==========================================================================
   Components — nav, buttons, cards, forms, footer
   ========================================================================== */

/* ---------- Nav ---------- */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-nav);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: transparent;
  border-bottom: var(--bw-1) solid transparent;
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.nav.is-stuck {
  background: color-mix(in srgb, var(--c-surface) 94%, transparent);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--c-line);
}

.nav.is-hidden { transform: translateY(-100%); }

.nav__inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  gap: var(--s-4);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  text-decoration: none;
  margin-right: auto;
}

.nav__mark { width: 30px; height: auto; }

.nav__wordmark {
  font-family: var(--font-display);
  font-weight: var(--fw-display);
  font-size: var(--t-sm);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  line-height: var(--lh-ui);
  color: var(--c-text);
}
.nav__wordmark span { display: block; color: var(--c-text-dim); }

.nav__links {
  display: none;
  align-items: center;
  gap: var(--s-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__link {
  position: relative;
  display: block;
  padding-block: var(--s-1);
  font-family: var(--font-display);
  font-weight: var(--fw-display);
  font-size: var(--t-sm);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  line-height: var(--lh-ui);
  color: var(--c-text-dim);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}
.nav__link:hover { color: var(--c-text); }

/* Active page marker: a short angle-cut tick, not a full-width underline. */
.nav__link[aria-current="page"] { color: var(--c-text); }
.nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 1.125rem;
  height: 3px;
  background: var(--c-accent);
  clip-path: polygon(0 0, 100% 0, 78% 100%, 0 100%);
}

.nav__tel {
  font-family: var(--font-display);
  font-weight: var(--fw-display);
  font-size: var(--t-sm);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  color: var(--c-text);
  text-decoration: none;
  white-space: nowrap;
}
.nav__tel:hover { color: var(--c-accent); }

/* Scoped to .nav__inner so specificity (0,2,0) beats .btn's (0,1,0) regardless
   of source order — the header phone link and CTA stay hidden below 1024px. */
.nav__inner .nav__tel { display: none; }
.nav__inner .nav__cta { display: none; }

/* The drawer's phone link is a separate instance, always visible while the
   drawer is open (no viewport-based hiding needed here). */
.drawer__foot .nav__tel { display: flex; }

/* Hamburger */
.burger {
  width: 44px;
  height: 44px;
  display: grid;
  place-content: center;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}
.burger__bar {
  display: block;
  width: 24px;
  height: var(--bw-2);
  background: var(--c-text);
  transition: transform var(--dur) var(--ease), opacity var(--dur-fast) var(--ease);
}
.nav.is-open .burger__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.is-open .burger__bar:nth-child(2) { opacity: 0; }
.nav.is-open .burger__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Drawer */
.drawer {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: var(--z-drawer);
  width: min(84vw, 420px);
  padding: calc(var(--nav-h) + var(--s-5)) var(--s-4) var(--s-4);
  background: var(--c-surface-2);
  border-left: var(--bw-1) solid var(--c-line);
  /* Leading edge cut on the angle — mirrored geometry, not a second angle. */
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  transform: translateX(105%);
  transition: transform var(--dur) var(--ease);
  overflow-y: auto;
}
.drawer[data-open="true"] { transform: translateX(0); }

.drawer__links {
  list-style: none;
  margin: 0 0 auto;
  padding: 0 0 0 12%;
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}

.drawer__link {
  font-family: var(--font-display);
  font-weight: var(--fw-display);
  font-size: var(--t-xl);
  text-transform: uppercase;
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-heading);
  color: var(--c-text);
  text-decoration: none;
}
.drawer__link[aria-current="page"] { color: var(--c-accent); }

.drawer__foot {
  padding-left: 12%;
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}

.scrim {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-drawer) - 1);
  background: color-mix(in srgb, var(--c-void) 70%, transparent);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), visibility var(--dur);
}
.scrim[data-open="true"] { opacity: 1; visibility: visible; }

@media (min-width: 1024px) {
  .nav__links { display: flex; }
  .nav__inner .nav__tel { display: flex; }
  .nav__inner .nav__cta { display: inline-flex; }
  .burger { display: none; }
  .drawer, .scrim { display: none; }
}

/* ---------- Buttons ---------- */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-1);
  min-height: 44px;
  padding: var(--s-2) var(--s-4);
  border: var(--bw-1) solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: var(--fw-display);
  font-size: var(--t-sm);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  line-height: var(--lh-ui);
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  transition:
    background-color var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}

.btn--primary { background: var(--c-accent); color: var(--c-accent-ink); }
.btn--primary:hover { background: var(--c-accent-hover); transform: translate(-2px, 1px); }
.btn--primary:active { transform: none; }

/* A single sheen sweeps the face on hover, cut on the brand angle. */
.btn--primary::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -80%;
  width: 45%;
  height: 200%;
  background: color-mix(in srgb, var(--c-text) 30%, transparent);
  transform: rotate(calc(var(--angle) * -1));
  transition: left var(--dur-slow) var(--ease);
  pointer-events: none;
}
.btn--primary:hover::after { left: 130%; }

.btn--ghost { background: transparent; border-color: var(--c-line); color: var(--c-text); }
.btn--ghost:hover { border-color: var(--c-accent); }
.btn--ghost::after {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 10px; height: 10px;
  background: var(--c-accent);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease);
}
.btn--ghost:hover::after { opacity: 1; }

.btn--sm { min-height: 38px; padding: var(--s-1) var(--s-3); }
.btn--block { width: 100%; }

.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.4; pointer-events: none; }

/* ---------- Row list (services overview, no card chrome) ---------- */

.rows { border-top: var(--bw-1) solid var(--c-line); }

.row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: var(--s-2) var(--s-3);
  padding-block: var(--s-3);
  border-bottom: var(--bw-1) solid var(--c-line);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease);
}
.row:hover { border-bottom-color: var(--c-accent); }

.row__title {
  font-family: var(--font-display);
  font-weight: var(--fw-display);
  font-size: var(--t-lg);
  text-transform: uppercase;
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-heading);
  color: var(--c-text);
}

.row__desc { grid-column: 1; font-size: var(--t-sm); color: var(--c-text-dim); max-width: 52ch; }

/* Arrow glyph derived from the mark's vertex angle. */
.row__arrow {
  grid-row: 1;
  grid-column: 2;
  width: 1.5rem; height: 1.5rem;
  color: var(--c-text-dim);
  transition: color var(--dur-fast) var(--ease), transform var(--dur) var(--ease);
}
.row:hover .row__arrow { color: var(--c-accent); transform: translate(4px, -2px); }

/* ---------- Forms ---------- */

.field { display: flex; flex-direction: column; gap: var(--s-1); margin-bottom: var(--s-3); }

.field__label {
  font-size: var(--t-sm);
  font-weight: var(--fw-medium);
  color: var(--c-text);
}
.field__label .req { color: var(--c-accent); }

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  padding: var(--s-2) var(--s-3);
  background: var(--c-surface-2);
  border: var(--bw-1) solid var(--c-line);
  border-radius: var(--radius);
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: var(--t-base);
  transition: border-color var(--dur-fast) var(--ease);
}
.field textarea { min-height: 9rem; resize: vertical; line-height: var(--lh-body); }
.field ::placeholder { color: var(--c-text-dim); opacity: 1; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--c-accent); }

.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] { border-width: var(--bw-2); border-color: var(--c-danger); }

/* Error text stays --c-text; color is never the only signal, the glyph carries it too. */
.field__error {
  display: none;
  align-items: center;
  gap: var(--s-1);
  font-size: var(--t-sm);
  color: var(--c-text);
}
.field__error[data-show="true"] { display: flex; }
.field__error::before {
  content: "";
  width: 0.875rem; height: 0.875rem;
  flex: none;
  background: var(--c-danger);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.form__status { margin-top: var(--s-3); font-size: var(--t-sm); }
.form__status:empty { margin: 0; }

.form__status[data-tone="ok"] {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding: var(--s-2) var(--s-3);
  border-left: var(--bw-2) solid var(--c-accent);
  background: var(--c-surface-2);
  color: var(--c-text);
}
.form__status[data-tone="err"] {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding: var(--s-2) var(--s-3);
  border-left: var(--bw-2) solid var(--c-danger);
  background: var(--c-surface-2);
  color: var(--c-text);
}

/* ---------- Footer ---------- */

.footer {
  position: relative;
  background: var(--c-void);
  padding-block: calc(var(--s-8) + 4vw) var(--s-5);
  margin-top: calc(-4vw - 1px);
  clip-path: polygon(0 4vw, 100% 0, 100% 100%, 0 100%);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
}

.footer__head { display: flex; flex-direction: column; gap: var(--s-2); align-items: flex-start; }
.footer__mark { width: 44px; height: auto; }

.footer__title {
  font-family: var(--font-display);
  font-weight: var(--fw-display);
  font-size: var(--t-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  color: var(--c-text-dim);
  margin: 0 0 var(--s-2);
}

.footer__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--s-1); }
.footer__list a { font-size: var(--t-sm); color: var(--c-text-dim); text-decoration: none; }
.footer__list a:hover { color: var(--c-text); }

.footer address { font-style: normal; font-size: var(--t-sm); color: var(--c-text-dim); line-height: var(--lh-body); }
.footer address a { color: var(--c-text); text-decoration: none; }
.footer address a:hover { color: var(--c-accent); }

.footer__bar {
  margin-top: var(--s-5);
  padding-top: var(--s-3);
  border-top: var(--bw-1) solid var(--c-line);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-1) var(--s-2);
  font-size: var(--t-xs);
  color: var(--c-text-dim);
}

@media (min-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1024px) {
  .footer__grid { grid-template-columns: 4fr 2fr 2fr 4fr; }
  .footer__col + .footer__col { padding-left: var(--s-4); border-left: var(--bw-1) solid var(--c-line); }
}