/* ---------- Theme tokens ---------- */
:root {
  --bg: #f7f7f4;
  --bg-blur: rgba(247, 247, 244, 0.8);
  --surface: #fcfcfa;
  --fg: #26251e;
  --fg-soft: #5c5c55;
  --muted: #8a8a83;
  --border: #e5e5df;
  --border-strong: #d0d0c8;
  --hover: rgba(30, 30, 20, 0.05);
  --btn-primary-bg: #26251e;
  --btn-primary-hover: #3a3930;
  --btn-primary-fg: #fff;
  --btn-secondary-bg: #e8e8e3;
  --btn-secondary-border: #deded8;
  --btn-secondary-hover: #e0e0da;
  --control-bg: #eeeee9;
  --control-active: #fcfcfa;
  --accent: #9b6cf5;
  --radius: 999px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #13120a;
  --bg-blur: rgba(19, 18, 10, 0.8);
  --surface: #1c1b13;
  --fg: #edece6;
  --fg-soft: #a8a79f;
  --muted: #8f8e86;
  --border: #2a291f;
  --border-strong: #403f33;
  --hover: rgba(255, 255, 245, 0.06);
  --btn-primary-bg: #edece6;
  --btn-primary-hover: #ffffff;
  --btn-primary-fg: #13120a;
  --btn-secondary-bg: #22211a;
  --btn-secondary-border: #2e2d24;
  --btn-secondary-hover: #2b2a21;
  --control-bg: #1c1b13;
  --control-active: #302f25;
  color-scheme: dark;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  transition: background 0.2s, color 0.2s;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* Logo swap per theme */
.logo-dark { display: none !important; }
:root[data-theme="dark"] .logo-light { display: none !important; }
:root[data-theme="dark"] .logo-dark { display: block !important; }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s, backdrop-filter 0.2s;
}
.nav.scrolled {
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  background: var(--bg-blur);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { display: flex; align-items: center; gap: 10px; }
.logo img { height: 22px; width: auto; display: block; }
.logo img.logo-mark { height: 26px; }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  font-size: 15px;
  font-weight: 500;
  padding: 9px 16px;
  border-radius: var(--radius);
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
  border: 1px solid transparent;
}
.btn-ghost { border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--hover); border-color: var(--muted); }
.btn-primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-fg);
  box-shadow: 0 1px 2px rgba(0,0,0,0.15), inset 0 1px 0 rgba(255,255,255,0.12);
}
.btn-primary:hover { background: var(--btn-primary-hover); }

/* ---------- Hero ---------- */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 88px 24px 56px;
}

h1 {
  font-size: clamp(36px, 4.6vw, 56px);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.035em;
  color: var(--fg);
}


.hero-ctas {
  margin-top: 36px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.btn-lg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  padding: 15px 28px;
}
.btn-secondary {
  background: var(--btn-secondary-bg);
  border-color: var(--btn-secondary-border);
}
.btn-secondary:hover { background: var(--btn-secondary-hover); }
.btn-icon { width: 16px; height: 16px; transition: transform 0.15s; }
.btn-primary:hover .btn-icon { transform: translateY(1px); }
.btn-secondary:hover .btn-icon { transform: translateX(2px); }

/* ---------- Showcase ---------- */
.showcase {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 120px;
}
.showcase-frame {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 16 / 10;
}
.showcase-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- Footer ---------- */
.footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 15px;
  color: var(--muted);
}

.footer-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}

.theme-switch {
  display: flex;
  gap: 2px;
  padding: 3px;
  border-radius: var(--radius);
  background: var(--control-bg);
  border: 1px solid var(--border);
}
.theme-switch button {
  width: 40px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  color: var(--muted);
  transition: background 0.15s, color 0.15s;
}
.theme-switch button:hover { color: var(--fg); }
.theme-switch button[aria-checked="true"] {
  background: var(--control-active);
  color: var(--fg);
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}
.theme-switch svg { width: 17px; height: 17px; }

.lang { position: relative; }
.lang-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 14px;
  border-radius: var(--radius);
  background: var(--control-bg);
  border: 1px solid var(--border);
  color: var(--fg);
  font-size: 15px;
  transition: border-color 0.15s;
}
.lang-btn:hover { border-color: var(--border-strong); }
.lang-btn svg { width: 16px; height: 16px; }
.lang-btn .chev { width: 14px; height: 14px; transition: transform 0.15s; }
.lang.open .chev { transform: rotate(180deg); }

.lang-menu {
  position: absolute;
  right: 0;
  bottom: calc(100% + 8px);
  min-width: 160px;
  padding: 4px;
  list-style: none;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  opacity: 0;
  transform: translateY(4px);
  pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
}
.lang.open .lang-menu { opacity: 1; transform: none; pointer-events: auto; }
.lang-menu button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--fg);
}
.lang-menu button:hover { background: var(--hover); }
.lang-menu svg { width: 14px; height: 14px; }

@media (max-width: 600px) {
  .hero { padding-top: 56px; }
  h1 br { display: none; }
}

/* ---------- Get updates sign-up ---------- */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.updates { position: relative; display: flex; align-items: center; }
.updates-field {
  display: block;
  width: 0; opacity: 0;
  overflow: hidden;
  transition: width .35s ease, opacity .25s ease, margin .35s ease;
}
.updates-field input {
  width: 260px; height: 52px;
  padding: 0 20px;
  border-radius: var(--radius);
  border: 1px solid var(--btn-secondary-border);
  background: var(--surface);
  color: var(--fg);
  font: 400 16px "Inter", sans-serif;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.updates-field input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }
.updates.open .updates-field { width: 260px; opacity: 1; margin-right: 8px; }
.updates-btn { font: inherit; font-size: 17px; font-weight: 500; cursor: pointer; }
.updates-btn:disabled { opacity: .7; cursor: default; }
.updates.done .updates-field, .updates.done .updates-btn { display: none; }
.updates-msg { position: absolute; left: 4px; top: calc(100% + 8px); font-size: 14px; color: var(--fg-soft); white-space: nowrap; }
.updates.done .updates-msg { position: static; padding: 14px 4px; color: var(--fg); }
.updates.done .updates-msg::before { content: "\2713  "; color: #2f9e4f; font-weight: 700; }
.updates-msg.err { color: #c0392b; }
@media (max-width: 600px) {
  .updates { flex-wrap: wrap; }
  .updates.open .updates-field, .updates-field input { width: 100%; }
  .updates.open .updates-field { margin: 0 0 8px; }
}

/* WeSesh mark as a single-colour VS Code activity bar icon (takes the icon colour, like codicons) */
.ws-icon {
  display: block; width: 20px; height: 20px;
  background: currentColor;
  -webkit-mask: url("assets/wesesh-mark-dark.png") center / contain no-repeat;
  mask: url("assets/wesesh-mark-dark.png") center / contain no-repeat;
}
.hw-act .ai .ws-icon { width: 22px; height: 22px; }