/* Page composition and shared interaction styles. The global token sheet remains the source of truth. */

html { scroll-behavior: smooth; scroll-padding-top: 152px; }
body { background: var(--accent-b); }
button, input, textarea { font: inherit; }
[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  background: var(--container-bg-b);
  color: var(--content-a);
  border: var(--border-size) solid var(--border-color-a);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-shell {
  max-width: 1680px;
  margin: clamp(8px, 2.4vw, 32px) auto;
  overflow: clip;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto minmax(150px, 1fr);
  align-items: center;
  gap: 24px;
  padding: 22px clamp(20px, 4.5vw, 72px);
  background: var(--app-bg);
  border-bottom: 1px solid rgba(255,255,255,.2);
}
.brand { display: inline-flex; align-items: center; gap: 12px; width: fit-content; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  background: var(--accent-d);
  color: var(--content-a);
  border: 2px solid var(--content-b);
  box-shadow: 4px 4px 0 var(--accent-c);
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
}
.brand-copy { display: grid; gap: 2px; line-height: 1.2; }
.brand-copy strong { font-size: 14px; letter-spacing: -.02em; }
.brand-copy span { color: rgba(255,255,255,.65); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.primary-nav { display: flex; align-items: center; gap: clamp(14px, 2.1vw, 32px); }
.primary-nav a { color: rgba(255,255,255,.76); font-size: 13px; transition: color .18s ease; }
.primary-nav a:hover, .primary-nav a:focus-visible { color: var(--accent-d); }
.header-cta {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background: var(--container-bg-b);
  color: var(--content-a);
  border: 2px solid var(--container-bg-b);
  font-size: 13px;
  font-weight: 700;
  transition: background .18s ease, color .18s ease, transform .18s ease;
}
.header-cta:hover { background: var(--accent-d); border-color: var(--accent-d); transform: translate(2px,2px); }
.menu-toggle { display: none; }

.page-section { padding: clamp(56px, 8vw, 112px) clamp(24px, 7vw, 108px); background: var(--app-bg); border-top: 1px solid rgba(255,255,255,.18); }
.section-intro { max-width: 730px; margin-bottom: 38px; }
.section-intro-split { max-width: none; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(220px, .6fr); align-items: end; gap: clamp(24px, 5vw, 84px); }
.section-intro h1, .section-intro h2 { max-width: 760px; margin: 17px 0 16px; color: var(--content-b); font-size: clamp(2.3rem, 4.5vw, 4.4rem); letter-spacing: -.055em; line-height: 1.03; }
.section-intro > p:last-child, .section-intro-split > p { color: rgba(255,255,255,.63); font-size: 14px; line-height: 1.8; }
.section-intro-split > p { max-width: 400px; justify-self: end; padding-bottom: 5px; }


/* About is the opening section now; the previous standalone hero is gone. */
.about-landing { padding-top: clamp(50px, 6.2vw, 88px); border-top: 0; }
.about-landing-intro { max-width: 940px; margin-bottom: clamp(28px, 4vw, 46px); }
.about-landing-intro h1 { max-width: 850px; margin: 18px 0 18px; color: var(--content-b); font-size: clamp(2.8rem, 5.7vw, 5.5rem); letter-spacing: -.065em; line-height: .99; }
.about-landing-intro > p:last-child { max-width: 64ch; font-size: clamp(14px, 1.25vw, 17px); line-height: 1.8; }

.contact-section { display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, .8fr); gap: clamp(36px, 8vw, 120px); padding: clamp(52px, 7vw, 100px) clamp(24px, 7vw, 108px); background: var(--accent-b); color: var(--content-b); border-top: 2px solid var(--content-b); }
.contact-copy h2 { margin: 20px 0 20px; font-size: clamp(2.5rem, 4.8vw, 4.7rem); letter-spacing: -.06em; line-height: 1.03; }
.contact-copy > p:not(.section-index) { max-width: 420px; color: rgba(255,255,255,.78); line-height: 1.75; }
.contact-footnote { margin-top: 30px; font-size: 12px; font-weight: 700; letter-spacing: .04em; }
.contact-form { padding: clamp(22px, 3.5vw, 38px); background: var(--app-bg); border: 2px solid var(--content-b); box-shadow: 7px 7px 0 var(--content-b); }
.form-field { display: grid; gap: 8px; margin-bottom: 20px; }
.form-field label { color: var(--content-b); font-size: 12px; font-weight: 700; }
.form-field input, .form-field textarea { width: 100%; min-width: 0; padding: 13px 14px; background: #111; color: var(--content-b); border: 1px solid rgba(255,255,255,.35); border-radius: 2px; font-family: var(--font-body); font-size: 14px; line-height: 1.5; }
.form-field input::placeholder, .form-field textarea::placeholder { color: rgba(255,255,255,.4); }
.form-field textarea { resize: vertical; min-height: 112px; }
.form-field input:focus-visible, .form-field textarea:focus-visible { outline: 2px solid var(--accent-d); outline-offset: 2px; border-color: var(--accent-d); }
.contact-submit { width: 100%; justify-content: space-between; }
.form-status { min-height: 20px; margin-top: 12px; color: var(--content-b); font-size: 12px; line-height: 1.5; }
.form-status[data-state="error"] { color: #ffad9a; }
.form-status[data-state="success"] { color: #9af0bd; }

.site-footer { display: grid; grid-template-columns: 1.1fr 1fr auto; align-items: center; gap: 16px 24px; padding: 26px clamp(24px, 4.5vw, 72px); background: var(--app-bg); color: var(--content-b); border-top: 1px solid rgba(255,255,255,.2); }
.footer-brand { font-family: var(--font-display); font-size: 15px; font-weight: 600; }
.footer-brand span { color: rgba(255,255,255,.5); font-family: var(--font-body); font-size: 11px; font-weight: 400; }
.site-footer p, .back-to-top, .footer-year { color: rgba(255,255,255,.56); font-size: 11px; }
.back-to-top { justify-self: end; color: var(--content-b); }
.footer-year { grid-column: 1 / -1; padding-top: 15px; border-top: 1px solid rgba(255,255,255,.16); }

/* Native dialog base: focus, Escape, and background modality are browser-managed. */
.site-dialog { width: min(760px, calc(100vw - 28px)); max-width: none; max-height: min(88vh, 900px); margin: auto; padding: clamp(22px, 4vw, 42px); overflow-y: auto; background: var(--container-bg-b); color: var(--content-a); border: 2px solid var(--content-a); border-radius: 3px; box-shadow: 9px 9px 0 var(--accent-c); }
.site-dialog::backdrop { background: rgba(0,0,0,.72); backdrop-filter: blur(3px); }
.dialog-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.dialog-kicker { margin-bottom: 8px; color: var(--accent-b); font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.dialog-header h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: -.04em; }
.dialog-close { display: inline-flex; align-items: center; justify-content: center; min-width: 42px; min-height: 42px; padding: 8px 12px; background: transparent; color: var(--content-a); border: 2px solid var(--content-a); font-size: 12px; font-weight: 700; }
.dialog-close:hover { background: var(--content-a); color: var(--content-b); }
.dialog-detail { padding: 20px 0; border-top: 1px solid rgba(0,0,0,.2); border-bottom: 1px solid rgba(0,0,0,.2); line-height: 1.75; }
.dialog-detail p + p, .dialog-detail ul + p, .dialog-detail p + ul { margin-top: 12px; }
.dialog-detail ul { padding-left: 22px; }
.dialog-price { display: inline-flex; margin-top: 18px; padding: 8px 11px; background: var(--accent-d); font-weight: 700; }
.dialog-policy { margin-top: 16px; padding: 14px 16px; background: #f1f1f1; border-left: 4px solid var(--accent-b); font-size: 13px; line-height: 1.7; }
.dialog-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 12px; margin-top: 20px; }
.dialog-link { display: inline-flex; align-items: center; gap: 10px; margin-top: 18px; color: var(--accent-b); font-size: 13px; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 1100px) {
  .site-header { grid-template-columns: 1fr auto; }
  .primary-nav { grid-column: 1 / -1; grid-row: 2; justify-content: center; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.15); }
  .header-cta { grid-column: 2; grid-row: 1; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 90px; }
  .site-shell { margin: 8px; }
  .site-header { grid-template-columns: minmax(0,1fr) auto; gap: 14px; padding: 16px 18px; }
  .brand-mark { width: 38px; height: 38px; flex-basis: 38px; }
  .brand-copy strong { font-size: 13px; }
  .brand-copy span { font-size: 9px; }
  .header-cta { display: none; }
  .menu-toggle { display: inline-flex; grid-column: 2; grid-row: 1; align-items: center; gap: 10px; padding: 10px 11px; background: transparent; color: var(--content-b); border: 1px solid rgba(255,255,255,.5); font-size: 12px; }
  .menu-toggle-icon { display: grid; gap: 4px; width: 17px; }
  .menu-toggle-icon i { display: block; height: 2px; background: currentColor; transition: transform .18s ease; }
  .menu-toggle[aria-expanded="true"] .menu-toggle-icon i:first-child { transform: translateY(3px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-toggle-icon i:last-child { transform: translateY(-3px) rotate(-45deg); }
  .primary-nav { display: none; grid-column: 1 / -1; grid-row: 2; align-items: stretch; flex-direction: column; gap: 0; padding-top: 6px; border-top: 1px solid rgba(255,255,255,.15); }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { padding: 13px 2px; border-bottom: 1px solid rgba(255,255,255,.1); }
  .page-section { padding: 60px 23px; }
  .section-intro { margin-bottom: 28px; }
  .section-intro-split { grid-template-columns: 1fr; gap: 8px; }
  .section-intro h1, .section-intro h2 { font-size: clamp(2.25rem, 10vw, 3.5rem); }
  .section-intro-split > p { justify-self: start; max-width: 520px; }
  .contact-section { grid-template-columns: 1fr; gap: 34px; padding: 58px 23px; }
  .contact-copy h2 { font-size: clamp(2.6rem, 10vw, 4rem); }
  .contact-form { padding: 22px 18px; }
  .site-footer { grid-template-columns: 1fr auto; padding: 23px; }
  .site-footer p { grid-row: 2; }
  .back-to-top { grid-column: 2; grid-row: 1; }
  .footer-year { grid-row: 3; }
  .site-dialog { width: calc(100vw - 16px); max-height: calc(100vh - 16px); padding: 20px; box-shadow: 5px 5px 0 var(--accent-c); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Keep keyboard focus distinct against both dark and light surfaces. */
:focus-visible { outline: 2px solid var(--accent-d); outline-offset: 3px; }
.contact-copy .section-index { color: var(--content-b); }