/* Pacisoft 2026 — base layer.
   Reset, type scale, shared components (buttons, cards, header, footer, watermark).
   NO page-specific styles live here. Requires tokens.css to be loaded first. */

/* ---------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul[class], ol[class] { list-style: none; padding: 0; }
html:focus-within { scroll-behavior: smooth; }
body { min-height: 100vh; text-rendering: optimizeSpeed; }
img, picture, svg, video { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { background: none; border: 0; }
table { border-collapse: collapse; width: 100%; }

/* ----------------------------------------------------------- typography */
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.022em;
  color: var(--ink);
  text-wrap: balance;
}
h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); letter-spacing: -.014em; }
h4 { font-family: var(--font-display); font-weight: 700; font-size: var(--text-base); line-height: 1.3; margin: 0; }

@media (min-width: 768px) {
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }
}

p { text-wrap: pretty; }
p + p { margin-top: var(--space-4); }
strong { font-weight: 600; }
small, .text-sm { font-size: var(--text-sm); }
.text-xs { font-size: var(--text-xs); }
.text-lg { font-size: var(--text-lg); }
.lead { font-size: var(--text-lg); color: var(--ink-soft); line-height: 1.55; }
.muted { color: var(--ink-soft); }
.eyebrow {
  font-family: var(--font-display); font-weight: 700;
  font-size: var(--text-xs); letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent-ink); margin: 0 0 var(--space-3);
}
/* raw --accent is only legible as text on navy */
.on-dark .eyebrow { color: var(--accent); }

a { color: var(--accent-ink); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--accent-ink); text-decoration-thickness: 2px; }

/* ---------------------------------------------------------------- layout */
.container { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: var(--space-4); }
@media (min-width: 768px) { .container { padding-inline: var(--space-6); } }

.section { padding-block: var(--space-12); }
@media (min-width: 768px) { .section { padding-block: var(--space-16); } }

.stack > * + * { margin-top: var(--space-4); }
.grid { display: grid; gap: var(--space-4); }
@media (min-width: 640px) { .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 640px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (min-width: 640px) { .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: var(--space-4); top: -100px; z-index: 100;
  background: var(--white); color: var(--accent-ink); font-weight: 600;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius);
  box-shadow: var(--shadow); transition: top var(--dur) var(--ease);
}
.skip-link:focus { top: var(--space-4); }

/* --------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 44px; padding: var(--space-3) var(--space-6);
  font-family: var(--font-display); font-size: var(--text-sm); font-weight: 700;
  letter-spacing: -.005em; line-height: 1.2; text-align: center; text-decoration: none;
  border: 1px solid transparent; border-radius: var(--radius);
  cursor: pointer; white-space: nowrap;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease),
              color var(--dur) var(--ease), transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .5; pointer-events: none; }

/* white on --accent fails AA — the label on an accent surface is always --accent-fg */
.btn-primary { background: var(--accent); color: var(--accent-fg); box-shadow: 0 2px 10px rgba(0,122,133,.26); }
.btn-primary:hover { background: var(--accent-ink); color: var(--white); box-shadow: 0 6px 18px rgba(0,122,133,.32); }

.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--accent-soft); border-color: var(--accent-ink); color: var(--accent-ink); }

.btn-block { width: 100%; }
.btn-sm { min-height: 40px; padding: var(--space-2) var(--space-4); font-size: var(--text-xs); }

/* on dark panels */
.on-dark .btn-ghost { color: var(--white); border-color: rgba(255,255,255,.34); }
.on-dark .btn-ghost:hover { background: rgba(255,255,255,.12); border-color: var(--white); color: var(--white); }

/* ----------------------------------------------------------------- cards */
.card {
  display: flex; flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: var(--space-4);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(12,36,64,.14); border-color: color-mix(in srgb, var(--ink-soft) 28%, var(--line)); }
.card:focus-within { border-color: var(--accent-ink); }
.card > * + * { margin-top: var(--space-3); }
.card-media {
  display: grid; place-items: center; background: var(--paper);
  border-radius: var(--radius); overflow: hidden; padding: var(--space-3);
}
.card-media img { mix-blend-mode: multiply; }
.card-title { font-family: var(--font-display); font-weight: 700; font-size: var(--text-base); line-height: 1.3; letter-spacing: -.01em; }
.card-title a { color: inherit; text-decoration: none; }
.card-title a:hover { color: var(--accent-ink); }
.card-brand { font-size: var(--text-xs); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-soft); }
.card-foot { margin-top: auto; padding-top: var(--space-3); }

/* small labelled pill, used for spec/filter chips */
.chip {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs); font-weight: 500; line-height: 1.7;
  color: var(--ink-soft); background: var(--paper);
  border: 1px solid var(--line); border-radius: 999px;
}
.chip-accent { background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 38%, var(--accent-soft)); color: var(--accent-ink); }

/* --------------------------------------------------------------- fields */
.field { display: block; }
.field-label { display: block; font-size: var(--text-sm); font-weight: 600; margin-bottom: var(--space-2); }
.input, .select, .textarea {
  width: 100%; min-height: 44px;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  background: var(--white); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.textarea { min-height: 96px; resize: vertical; }
.input:hover, .select:hover, .textarea:hover { border-color: color-mix(in srgb, var(--ink-soft) 40%, var(--line)); }
.input:focus, .select:focus, .textarea:focus { border-color: var(--accent-ink); box-shadow: 0 0 0 3px var(--accent-soft); outline: none; }
/* the rule above kills the global focus ring; keyboard focus gets it back at AA strength */
.input:focus-visible, .select:focus-visible, .textarea:focus-visible {
  outline: 3px solid var(--accent-ink); outline-offset: 1px; box-shadow: none;
}
.input::placeholder, .textarea::placeholder { color: color-mix(in srgb, var(--ink-soft) 88%, var(--white)); }

/* ----------------------------------------------------------- site header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--navy-900); color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,.10);
}
.site-header a { color: inherit; text-decoration: none; }
.header-inner {
  display: flex; align-items: center; gap: var(--space-4);
  min-height: 64px; padding-block: var(--space-2);
}
.header-logo {
  display: inline-flex; align-items: center; min-height: 44px;
  font-family: var(--font-display); font-weight: 800;
  font-size: var(--text-lg); letter-spacing: .04em;
  color: var(--white); flex-shrink: 0;
}
.header-logo .logo-dot { color: var(--accent); }

.header-nav { display: none; }
@media (min-width: 1024px) {
  .header-nav { display: flex; align-items: center; gap: var(--space-1); margin-right: auto; }
}
.header-nav a {
  display: inline-flex; align-items: center; min-height: 40px;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm); font-weight: 500; color: rgba(255,255,255,.82);
  border-radius: var(--radius);
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}
.header-nav a:hover { color: var(--white); background: rgba(255,255,255,.10); }
.header-nav a[aria-current="page"] { color: var(--white); background: rgba(255,255,255,.14); }

.header-search { position: relative; display: none; flex: 0 1 300px; margin-left: auto; }
@media (min-width: 768px) { .header-search { display: block; } }
.header-search .input {
  min-height: 40px;
  padding-left: var(--space-8);
  font-size: var(--text-sm);
  color: var(--white);
  background: rgba(255,255,255,.10);
  border-color: rgba(255,255,255,.18);
}
.header-search .input::placeholder { color: rgba(255,255,255,.60); }
.header-search .input:hover { border-color: rgba(255,255,255,.34); }
.header-search .input:focus { background: rgba(255,255,255,.16); border-color: var(--white); box-shadow: none; }
/* .input:focus kills the outline and this box-shadow ring — restore the header's on-dark focus ring */
.header-search .input:focus-visible { outline: 3px solid var(--white); outline-offset: 2px; }
.header-search svg { position: absolute; left: var(--space-3); top: 50%; transform: translateY(-50%); opacity: .7; pointer-events: none; }

.basket-dock {
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: 40px; margin-left: auto;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-display); font-size: var(--text-sm); font-weight: 700;
  color: var(--accent-fg); background: var(--accent);
  border-radius: var(--radius); white-space: nowrap;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
@media (min-width: 768px) { .basket-dock { margin-left: 0; } }
/* `.site-header a { color: inherit }` outranks `.basket-dock` — restate at higher specificity
   or the label falls back to inherited white and drops to 2.9:1 on --accent */
.site-header .basket-dock { color: var(--accent-fg); }
.basket-dock:hover { background: var(--accent-ink); color: var(--white); }
.basket-dock .basket-label { display: none; }
@media (min-width: 480px) { .basket-dock .basket-label { display: inline; } }
/* a white pill only reaches 2.9:1 against --accent — the badge inverts instead */
.basket-count {
  display: inline-grid; place-items: center;
  min-width: 22px; height: 22px; padding-inline: 6px;
  font-size: var(--text-xs); font-weight: 700; line-height: 1;
  color: var(--white); background: var(--accent-fg); border-radius: 999px;
}

/* ----------------------------------------------------------- site footer */
.site-footer {
  margin-top: var(--space-16);
  padding-block: var(--space-12) var(--space-8);
  background: var(--navy-950); color: rgba(255,255,255,.74);
  font-size: var(--text-sm);
}
.site-footer a { color: rgba(255,255,255,.74); text-decoration: none; }
.site-footer a:hover { color: var(--white); text-decoration: underline; }
.footer-grid { display: grid; gap: var(--space-8); }
@media (min-width: 768px) { .footer-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-12); } }
.footer-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: var(--text-xs); letter-spacing: .12em; text-transform: uppercase;
  color: var(--white); margin: 0 0 var(--space-4);
}
.footer-list li + li { margin-top: var(--space-2); }
.footer-list a, .footer-list span { display: inline-flex; align-items: center; min-height: 40px; }
.footer-bottom {
  margin-top: var(--space-8); padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: var(--text-xs); color: rgba(255,255,255,.56);
}

/* ------------------------------------------------------- watermark badge */
.watermark-badge {
  position: fixed; left: var(--space-4); bottom: var(--space-4); z-index: 90;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs); font-weight: 500; line-height: 1.3;
  color: var(--white); background: var(--navy-900);
  border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius);
  box-shadow: var(--shadow);
  pointer-events: none; max-width: calc(100vw - var(--space-8));
}

/* -------------------------------------------------------- a11y / motion */
/* raw --accent only reaches 2.7:1 on --paper — the ring uses --accent-ink (4.8:1) */
:focus-visible { outline: 3px solid var(--accent-ink); outline-offset: 2px; }
.site-header :focus-visible, .site-footer :focus-visible,
.watermark-badge :focus-visible, .on-dark :focus-visible { outline-color: var(--white); }

@media (prefers-reduced-motion: reduce) {
  html:focus-within { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}