/* ============================================================
   Purple Wallet — marketing site skeleton (header / footer /
   cookie / buttons / error + stub). Composes on tokens.css.
   Ported from the Claude Design concept (public/test_designs/1).
   No raw colors except where a token doesn't exist.
   ============================================================ */

html, body { margin: 0; padding: 0; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
* { box-sizing: border-box; }
::selection { background: var(--accent-light); }
a { color: inherit; text-decoration: none; }

/* ── Layout primitives ─────────────────────────────────────── */
.pw-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.pw-section { position: relative; padding: 104px 0; }

.eyebrow {
  font-size: var(--fs-caption);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caption);
  font-weight: 600;
  color: var(--accent);
}
.grad-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ── Background glow ────────────────────────────────────────── */
.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
}
.bg-glow.violet { background: radial-gradient(circle, rgba(108,99,255,.30), transparent 70%); }
.bg-glow.magenta { background: radial-gradient(circle, rgba(168,85,247,.22), transparent 70%); }

@keyframes drift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(28px, -22px) scale(1.08); }
  100% { transform: translate(0, 0) scale(1); }
}
.drift-slow { animation: drift 22s var(--ease-out-expo) infinite; }
.drift-slower { animation: drift 30s var(--ease-out-expo) infinite; }

/* ── Buttons (ported from the design-system Button component) ── */
.pw-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-sans); font-weight: 500; line-height: 1.2;
  border-radius: var(--radius-md); cursor: pointer;
  padding: 0.625rem 1.25rem; font-size: 0.9rem;
  border: 1px solid transparent; transition: background .2s var(--ease-out-expo),
    color .2s var(--ease-out-expo), box-shadow .3s var(--ease-out-expo), transform .2s var(--ease-out-back);
}
.pw-btn--lg { padding: 0.85rem 1.5rem; font-size: 0.95rem; }
.pw-btn--secondary {
  background: var(--bg-hover); color: var(--text-primary); border: 1px solid var(--border-color);
}
.pw-btn--secondary:hover { background: var(--border-color); color: var(--text-primary); }
.pw-btn--primary {
  background: var(--gradient-primary); color: #fff; box-shadow: var(--shadow-sm);
}
.pw-btn--primary:hover { box-shadow: var(--shadow-accent); transform: translateY(-2px); color: #fff; }
.pw-btn .material-icons { font-size: 20px; }

/* ── Header ────────────────────────────────────────────────── */
.pw-header {
  position: sticky; top: 0; z-index: 60;
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease-out-expo), box-shadow .3s var(--ease-out-expo);
}
.pw-header.scrolled {
  border-bottom-color: var(--border-color);
  box-shadow: var(--shadow-sm);
}
.pw-header__inner {
  height: 68px;
  display: flex; align-items: center; gap: 28px;
}
.pw-logo { display: flex; align-items: center; }
.pw-logo img { height: 30px; display: block; }

/* ── Desktop nav with dropdowns (CSS hover / focus-within) ───── */
.pw-nav { margin-left: 14px; }
.pw-nav__list { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.pw-nav__item { position: relative; }
.pw-nav__link, .pw-nav__parent {
  display: inline-flex; align-items: center; gap: 3px;
  font-family: var(--font-sans); font-size: .9rem; font-weight: 500; color: var(--text-secondary);
  padding: 8px 14px; border-radius: var(--radius-md); border: 0; background: transparent; cursor: pointer;
  transition: color .2s var(--ease-out-expo), background .2s var(--ease-out-expo);
}
.pw-nav__link:hover, .pw-nav__parent:hover,
.pw-nav__item:hover .pw-nav__parent,
.pw-nav__item:focus-within .pw-nav__parent { color: var(--text-primary); background: var(--bg-hover); }
.pw-nav__chev { font-size: 18px !important; transition: transform .25s var(--ease-out-expo); }
.pw-nav__item:hover .pw-nav__chev,
.pw-nav__item:focus-within .pw-nav__chev { transform: rotate(180deg); }

.pw-nav__dropdown {
  position: absolute; top: 100%; left: 0; padding-top: 10px; z-index: 80;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity .22s var(--ease-out-expo), transform .22s var(--ease-out-expo), visibility .22s;
}
.pw-nav__item:hover .pw-nav__dropdown,
.pw-nav__item:focus-within .pw-nav__dropdown { opacity: 1; visibility: visible; transform: none; }
.pw-nav__dropcard {
  min-width: 256px; padding: 8px; display: flex; flex-direction: column; gap: 2px;
  background: var(--gradient-card); border: 1px solid var(--border-color);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg);
}
.pw-nav__subitem {
  display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--radius-md);
  font-size: .92rem; font-weight: 500; color: var(--text-secondary);
  transition: color .18s var(--ease-out-expo), background .18s var(--ease-out-expo);
}
.pw-nav__subitem:hover { color: var(--text-primary); background: var(--bg-hover); }
.pw-nav__subicon {
  width: 32px; height: 32px; flex: none; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-light); color: var(--accent);
}
.pw-nav__subicon .material-icons { font-size: 18px; }

.pw-header__right { margin-left: auto; display: flex; align-items: center; gap: 12px; }

/* burger — desktop hidden */
.pw-burger {
  display: none; width: 40px; height: 40px; cursor: pointer;
  align-items: center; justify-content: center;
  border-radius: var(--radius-md); border: 1px solid var(--border-color);
  background: var(--bg-hover); color: var(--text-primary);
}
.pw-burger .material-icons { font-size: 24px; }

/* mobile menu */
.pw-mobile {
  display: none; position: fixed; left: 0; right: 0; top: 68px; z-index: 75;
  max-height: calc(100vh - 68px); max-height: calc(100svh - 68px);
  background: var(--bg-primary); border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  transform: translateY(-12px); opacity: 0; pointer-events: none;
  transition: opacity .26s var(--ease-out-expo), transform .26s var(--ease-out-expo);
  overflow: hidden;
}
.pw-mobile.open { transform: none; opacity: 1; pointer-events: auto; }
.pw-mobile__scroll { max-height: calc(100vh - 68px); max-height: calc(100svh - 68px); overflow-y: auto; padding: 12px 20px 24px; }
.pw-mobile__list { list-style: none; margin: 0; padding: 0; }
.pw-mobile__item { border-bottom: 1px solid var(--border-color); }
.pw-mobile__link, .pw-mobile__parent {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-sans); font-size: 1.06rem; font-weight: 600; color: var(--text-primary);
  background: transparent; border: 0; cursor: pointer; text-align: left;
  padding: 16px 4px; min-height: 54px;
}
.pw-mobile__chev { color: var(--text-muted); transition: transform .26s var(--ease-out-expo); }
.pw-mobile__item.expanded .pw-mobile__chev { transform: rotate(180deg); color: var(--accent); }
.pw-mobile__sub {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows .3s var(--ease-out-expo);
}
.pw-mobile__item.expanded .pw-mobile__sub { grid-template-rows: 1fr; }
.pw-mobile__sub > * { min-height: 0; overflow: hidden; }
.pw-mobile__subitem {
  display: flex; align-items: center; gap: 13px; padding: 13px 4px 13px 8px;
  font-size: .98rem; font-weight: 500; color: var(--text-secondary); min-height: 48px;
}
.pw-mobile__subitem:first-child { padding-top: 4px; }
.pw-mobile__subitem:last-child { padding-bottom: 14px; }
.pw-mobile__subitem .material-icons { font-size: 20px; color: var(--accent); }
.pw-mobile__foot { margin-top: 22px; display: flex; flex-direction: column; gap: 16px; }
.pw-mobile__foot .pw-btn { width: 100%; }
.pw-mobile__row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.pw-mobile__backdrop {
  display: none; position: fixed; inset: 68px 0 0; z-index: 70;
  background: rgba(0,0,0,.4); opacity: 0; pointer-events: none; transition: opacity .26s var(--ease-out-expo);
}
.pw-mobile__backdrop.open { opacity: 1; pointer-events: auto; }

/* ── Language switcher (server-rendered links) ─────────────── */
.lang {
  position: relative; display: flex; align-items: center;
  background: var(--bg-hover); border: 1px solid var(--border-color);
  border-radius: var(--radius-pill); padding: 3px;
}
.lang a {
  border: 0; background: transparent; cursor: pointer;
  font-family: var(--font-sans); font-size: .76rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .03em;
  color: var(--text-muted); padding: 5px 11px; border-radius: var(--radius-pill);
  transition: color .2s var(--ease-out-expo), background .2s var(--ease-out-expo);
}
.lang a:hover { color: var(--text-secondary); }
.lang a.active {
  color: #fff; background: var(--gradient-primary);
  box-shadow: var(--shadow-accent);
}

/* ── Theme toggle ──────────────────────────────────────────── */
.theme-toggle {
  width: 38px; height: 38px; flex: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-pill); border: 1px solid var(--border-color);
  background: var(--bg-hover); color: var(--text-secondary);
  transition: color .2s var(--ease-out-expo), background .2s var(--ease-out-expo), transform .2s var(--ease-out-back);
}
.theme-toggle:hover { color: var(--accent); transform: scale(1.08); }
.theme-toggle .material-icons { font-size: 20px; }

/* ── Logo theme swap (dark = no data-theme attr) ───────────── */
.pw-logo .pw-logo__dark,
.pw-footer__brand .pw-logo__dark { display: none; }
html:not([data-theme='light']) .pw-logo .pw-logo__light,
html:not([data-theme='light']) .pw-footer__brand .pw-logo__light { display: none; }
html:not([data-theme='light']) .pw-logo .pw-logo__dark,
html:not([data-theme='light']) .pw-footer__brand .pw-logo__dark { display: block; }

/* ── Footer ────────────────────────────────────────────────── */
.pw-footer { border-top: 1px solid var(--border-color); background: var(--bg-secondary); }
.pw-footer__top {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px;
  padding: 64px 0 48px;
}
.pw-footer__brand img { height: 28px; }
.pw-footer__brand p { margin: 18px 0 0; font-size: .92rem; color: var(--text-secondary); max-width: 22em; line-height: 1.5; }
.pw-footer__col h5 {
  font-size: var(--fs-caption); text-transform: uppercase; letter-spacing: var(--tracking-caption);
  color: var(--text-muted); font-weight: 600; margin: 0 0 16px;
}
.pw-footer__col a { display: block; font-size: .92rem; color: var(--text-secondary); padding: 6px 0; transition: color .2s; }
.pw-footer__col a:hover { color: var(--accent); }
.pw-footer__bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 24px 0; border-top: 1px solid var(--border-color); flex-wrap: wrap;
}
.pw-footer__legal { display: flex; gap: 22px; flex-wrap: wrap; }
.pw-footer__legal a { font-size: .85rem; color: var(--text-muted); }
.pw-footer__legal a:hover { color: var(--text-secondary); }
.pw-footer__copy { font-size: .85rem; color: var(--text-muted); }

/* ── Cookie banner (variant A) ─────────────────────────────── */
.cookie {
  position: fixed; left: 20px; bottom: 20px; z-index: 65;
  width: min(560px, calc(100vw - 40px));
  display: flex; align-items: center; gap: 14px;
  padding: 14px 16px; border-radius: var(--radius-lg);
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--border-light); box-shadow: var(--shadow-lg);
  animation: cookieRise .5s var(--ease-out-expo) both;
}
.cookie[hidden] { display: none; }
@keyframes cookieRise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.cookie__ic {
  width: 36px; height: 36px; flex: none; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-light); color: var(--accent);
}
.cookie__ic .material-icons { font-size: 20px; }
.cookie__text { flex: 1; margin: 0; font-size: .88rem; line-height: 1.45; color: var(--text-secondary); }
.cookie__link { color: var(--accent); font-weight: 600; text-decoration: none; }
.cookie__link:hover { text-decoration: underline; }
.cookie__btn {
  flex: none; cursor: pointer; border: 0; font-family: var(--font-sans);
  font-size: .9rem; font-weight: 600; color: #fff; background: var(--gradient-primary);
  padding: 10px 20px; border-radius: var(--radius-md); box-shadow: var(--shadow-accent);
  transition: transform .2s var(--ease-out-back), box-shadow .3s var(--ease-out-expo);
}
.cookie__btn:hover { transform: translateY(-1px); }

/* ── Stub page (skeleton placeholder) ──────────────────────── */
.stub-main {
  position: relative; overflow: hidden;
  min-height: calc(100vh - 68px - 1px);
  display: flex; align-items: center; justify-content: center;
  padding: 96px 20px;
}
.stub-glow { position: absolute; z-index: 0; }
.stub-glow.violet { width: 520px; height: 520px; top: -120px; left: 50%; margin-left: -440px; }
.stub-glow.magenta { width: 440px; height: 440px; bottom: -160px; right: 50%; margin-right: -420px; }
.stub-card { position: relative; z-index: 2; text-align: center; max-width: 640px; }
.stub-card .eyebrow { display: block; margin-bottom: 14px; }
.stub-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; letter-spacing: var(--tracking-display);
  line-height: 1.1; margin: 0; text-wrap: balance;
}
.stub-lead { font-size: 1.1rem; color: var(--text-secondary); line-height: 1.55; margin: 16px auto 0; max-width: 34em; text-wrap: pretty; }
.stub-note {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 28px;
  font-size: .9rem; color: var(--text-muted);
  background: var(--bg-hover); border: 1px solid var(--border-color);
  padding: 8px 16px; border-radius: var(--radius-pill);
}
.stub-note .material-icons { font-size: 18px; color: var(--accent); }

/* ── Error pages (404) ─────────────────────────────────────── */
.err-main {
  position: relative; overflow: hidden;
  min-height: calc(100vh - 68px - 1px);
  display: flex; align-items: center; justify-content: center;
  padding: 80px 20px;
}
.err-glow { position: absolute; z-index: 0; }
.err-glow.violet { width: 520px; height: 520px; top: -120px; left: 50%; margin-left: -440px; }
.err-glow.magenta { width: 440px; height: 440px; bottom: -160px; right: 50%; margin-right: -420px; }
.err-card { position: relative; z-index: 2; text-align: center; max-width: 560px; }
.err-code {
  font-size: clamp(6rem, 18vw, 11rem); font-weight: 700; line-height: 1;
  letter-spacing: -.04em; font-feature-settings: 'tnum' 1; margin: 0;
}
.err-title {
  font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 700; letter-spacing: var(--tracking-display);
  margin: 18px 0 0; text-wrap: balance;
}
.err-sub { font-size: 1.08rem; color: var(--text-secondary); line-height: 1.55; margin: 14px auto 0; max-width: 30em; text-wrap: pretty; }
.err-cta { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 992px) {
  .pw-footer__top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .pw-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  body { font-size: 14px; }
  .pw-container { padding: 0 20px; }
  .pw-nav, .pw-lang-desktop, .pw-header__cta-desktop { display: none; }
  .pw-burger { display: flex; }
  .pw-mobile { display: block; }
  .pw-mobile__backdrop { display: block; }
  .cookie {
    left: 12px; right: 12px; width: auto; bottom: calc(16px + env(safe-area-inset-bottom));
    flex-direction: column; align-items: stretch; gap: 12px; text-align: left;
  }
  .cookie__ic { display: none; }
  .cookie__btn { width: 100%; }
}
@media (max-width: 480px) {
  .pw-footer__top { grid-template-columns: 1fr; }
  .pw-footer__bottom { flex-direction: column; align-items: flex-start; }
  .err-cta { gap: 12px; }
  .err-cta > * { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .cookie { animation: none; }
}