/* POLYME DOT — shared site shell
 * Aligns typography across every page with the homepage theme.
 * Colors, sizes, spacing, layout are intentionally left untouched.
 */

:root {
  --font-sans: 'Inter', 'Prompt', sans-serif;
  --font-serif: 'Cinzel', 'Prompt', serif;
  --font-thai: 'Maitree', 'Prompt', serif;

  /* Compatibility aliases — page-level rules across the site reference
   * these variable names. Re-binding them to the homepage stack makes every
   * existing rule (e.g. `font-family: var(--display)`) resolve to the
   * canonical theme without us having to chase down each selector. */
  --sans: var(--font-sans);
  --serif: var(--font-serif);
  --display: var(--font-serif);
  --serif-display: var(--font-serif);
  --serif-thai: var(--font-thai);
  --thai: var(--font-thai);
  --font-display: var(--font-serif);
  --font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* Force the homepage sans on body/html. !important is intentional:
 * pages here use Tailwind CDN (which injects rules at runtime) and many
 * have their own hardcoded `body { font-family: ... }` rules. The user
 * asked for one consistent font theme across every page, so we override. */
html, body, button, input, select, textarea {
  font-family: var(--font-sans) !important;
}

/* Force the canonical serif on headings. Page selectors like
 * `.scale-side h4 { font-family: var(--display) }` already resolve to
 * the homepage stack via the variable aliases above; this catches any
 * heading rule that hardcodes a different family. */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif) !important;
}

/* Allow Thai-leaning blocks to opt into the Thai serif explicitly. */
[lang="th"] h1, [lang="th"] h2, [lang="th"] h3,
.font-thai, .thai-display {
  font-family: var(--font-thai) !important;
}

/* ------------------------------------------------------------------
 * Canonical collapsible footer
 * ------------------------------------------------------------------ */

.polyme-footer {
  --pf-bg: #0a0a0f;
  --pf-fg: #e5e7eb;
  --pf-muted: #9ca3af;
  --pf-border: rgba(255, 255, 255, 0.08);
  --pf-accent: #c4b5fd;

  background: var(--pf-bg);
  color: var(--pf-fg);
  border-top: 1px solid var(--pf-border);
  font-family: var(--font-sans);
  position: relative;
  z-index: 5;
}

.polyme-footer .footer-toggle {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--pf-border);
  color: var(--pf-muted);
  font: inherit;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}
.polyme-footer .footer-toggle:hover {
  color: var(--pf-fg);
  background: rgba(255, 255, 255, 0.02);
}
.polyme-footer .footer-toggle .chev {
  display: inline-block;
  transition: transform 0.3s ease;
  font-size: 10px;
}
.polyme-footer.is-open .footer-toggle .chev {
  transform: rotate(180deg);
}

.polyme-footer .footer-body {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s ease, opacity 0.3s ease;
}
.polyme-footer.is-open .footer-body {
  max-height: 1200px;
  opacity: 1;
}

.polyme-footer .footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.polyme-footer .footer-brand .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.polyme-footer .brand-title {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.12em;
  font-size: 16px;
  color: #fff;
}
.polyme-footer .brand-title .dot { color: var(--pf-accent); }
.polyme-footer .footer-brand p {
  color: var(--pf-muted);
  font-size: 13px;
  line-height: 1.7;
  margin: 0;
}

.polyme-footer .footer-col h4 {
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 14px;
  font-weight: 600;
}
.polyme-footer .footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.polyme-footer .footer-col a {
  color: var(--pf-muted);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s ease;
}
.polyme-footer .footer-col a:hover { color: var(--pf-fg); }

.polyme-footer .footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--pf-border);
  color: var(--pf-muted);
  font-size: 12px;
}
.polyme-footer .footer-bottom .tagline {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-family: monospace;
}

@media (max-width: 768px) {
  .polyme-footer .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 36px 20px 20px;
  }
  .polyme-footer .footer-bottom { flex-direction: column; text-align: center; }
  .polyme-footer,
  footer.polyme-footer,
  footer.main-footer,
  .main-footer { display: none !important; }
}

/* ===========================================================
 * Shared product-page nav (SUN/WORLD pattern).
 * Each page sets the colored 3D POLYME glyph via inline SVG
 * gradients that match the homepage product card.
 * =========================================================== */
.polyme-nav {
  position: relative;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 28px;
  font-family: var(--font-sans);
}
.polyme-nav .nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  position: relative;
}
.polyme-nav .nav-brand::before {
  content: '';
  position: absolute;
  inset: -10px -14px;
  border-radius: 16px;
  background: var(--pn-glow, rgba(124,58,237,0.10));
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.polyme-nav .nav-brand:hover::before { opacity: 1; }
.polyme-nav .nav-brand svg {
  width: 28px;
  height: 28px;
  position: relative;
  z-index: 1;
  transition: transform 0.5s cubic-bezier(0.25,1,0.5,1);
  filter: drop-shadow(0 0 10px var(--pn-shadow, rgba(124,58,237,0.4)));
}
.polyme-nav .nav-brand:hover svg { transform: scale(1.12) rotate(5deg); }
.polyme-nav .nav-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.14em;
  color: var(--pn-title, currentColor);
  position: relative;
  z-index: 1;
}
.polyme-nav .nav-subtitle {
  font-size: 0.72rem;
  color: var(--pn-sub, #6b7280);
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.polyme-nav #polyme-lang-mount { margin-left: auto; }
@media (max-width: 767px) {
  .polyme-nav { padding: 14px 18px; }
  .polyme-nav .nav-subtitle { display: none !important; }
}

/* ===========================================================
 * Login modal — used by /login-modal.js. Provider-agnostic
 * skin so any product page can drop it in.
 * =========================================================== */
.polyme-login-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(8, 10, 18, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  padding: 16px;
  font-family: var(--font-sans);
}
.polyme-login-backdrop.is-open { display: flex; }
.polyme-login-card {
  width: 100%;
  max-width: 420px;
  background: #ffffff;
  border-radius: 22px;
  padding: 32px 28px 28px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.45);
  position: relative;
  text-align: center;
  color: #0f172a;
  animation: polymeLoginIn 0.28s cubic-bezier(0.2,0.8,0.2,1);
}
@keyframes polymeLoginIn {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.polyme-login-close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  font-size: 22px;
  line-height: 1;
  color: #64748b;
  cursor: pointer;
  border-radius: 999px;
  transition: background 0.15s ease;
}
.polyme-login-close:hover { background: #f1f5f9; color: #0f172a; }
.polyme-login-card .pl-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin: 0 auto 14px;
}
.polyme-login-card .pl-mark svg {
  width: 100%;
  height: 100%;
  display: block;
  filter: drop-shadow(0 4px 12px rgba(15, 23, 42, 0.18));
}
.polyme-login-card h3 {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: #0f172a;
}
.polyme-login-card p.pl-sub {
  margin: 0 0 22px;
  font-size: 0.92rem;
  color: #475569;
  line-height: 1.55;
}
.polyme-login-providers {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.polyme-login-providers button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  color: #0f172a;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.polyme-login-providers button:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.12);
}
.polyme-login-providers button[disabled] { opacity: 0.55; cursor: progress; transform: none; }
.polyme-login-providers .pl-google { }
.polyme-login-providers .pl-facebook { background: #1877f2; color: #fff; border-color: #1877f2; }
.polyme-login-providers .pl-facebook:hover { background: #166fe0; }
.polyme-login-providers .pl-apple { background: #000; color: #fff; border-color: #000; }
.polyme-login-providers .pl-apple:hover { background: #1a1a1a; }
.polyme-login-providers .pl-line { background: #06c755; color: #fff; border-color: #06c755; }
.polyme-login-providers .pl-line:hover { background: #05b04b; }
.polyme-login-providers svg, .polyme-login-providers i {
  width: 18px;
  height: 18px;
  font-size: 18px;
}
.polyme-login-foot {
  margin-top: 18px;
  font-size: 0.74rem;
  color: #94a3b8;
  letter-spacing: 0.05em;
}
.polyme-login-foot a { color: #475569; text-decoration: underline; }
.polyme-login-error {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #fef2f2;
  color: #b91c1c;
  font-size: 0.84rem;
  display: none;
}
.polyme-login-error.is-on { display: block; }
@media (prefers-color-scheme: dark) {
  .polyme-login-card { background: #0f172a; color: #e2e8f0; }
  .polyme-login-card h3 { color: #f8fafc; }
  .polyme-login-card p.pl-sub { color: #94a3b8; }
  .polyme-login-close { color: #94a3b8; }
  .polyme-login-close:hover { background: #1e293b; color: #f8fafc; }
  .polyme-login-providers button { background: #1e293b; color: #f8fafc; border-color: #334155; }
  .polyme-login-providers .pl-google { background: #1e293b; }
  .polyme-login-error { background: rgba(185, 28, 28, 0.15); color: #fca5a5; }
}