@font-face {
  font-family: "Outfit";
  src: url("/assets/fonts/outfit-latin-500-normal.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #f6f3ee;
  --text: #1c1917;
  --muted: #6b645c;
  --accent: #5f7a4a;
  --card: #ffffff;
  --line: rgba(28, 25, 23, 0.09);
  --radius: 18px;
  --shadow: 0 1px 2px rgba(28, 25, 23, 0.04), 0 12px 32px -12px rgba(28, 25, 23, 0.14);
  --font-body: ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: ui-serif, "New York", "Iowan Old Style", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16.5px;
  background:
    radial-gradient(900px 480px at 0% -10%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 65%),
    radial-gradient(700px 400px at 100% 0%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { opacity: 0.8; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid var(--line);
}
.site-header { padding: 0.7rem max(1.25rem, calc((100% - 46rem) / 2 + 1.25rem)); display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand-link img { width: 30px; height: 30px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,.12); }
.logo {
  font-family: "Outfit", ui-sans-serif, sans-serif;
  font-weight: 500;
  letter-spacing: -0.045em;
}
.brand-link.logo { font-size: 1.2rem; line-height: 1; }
.brand-link.logo img { width: 34px; height: 34px; border-radius: 0; box-shadow: none; }

.lang-switch {
  display: inline-flex;
  padding: 3px;
  gap: 2px;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 999px;
}
.lang-switch button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.lang-switch button[aria-pressed="true"] { background: var(--accent); color: #fff; }

/* Layout */
main { max-width: 46rem; margin: 0 auto; padding: 2.25rem 1.25rem 4rem; }

h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 2.9rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 0.6rem;
}
h2 {
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.005em;
  margin: 2rem 0 0.5rem;
}
.meta { color: var(--muted); font-size: 0.9rem; margin: 0 0 1.5rem; }
.lead { font-size: 1.12rem; color: var(--muted); margin: 0 0 1.25rem; max-width: 36rem; }
p, li { color: var(--text); }
ul { padding-left: 1.2rem; }
li { margin: 0.2rem 0; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1.3rem;
  margin: 1rem 0 1.5rem;
  box-shadow: var(--shadow);
}

/* Hero */
.hero {
  display: grid;
  gap: 1.5rem;
  align-items: center;
  padding: 1.75rem;
  margin-bottom: 2rem;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 14%, #fff), #fff 70%);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}
@media (min-width: 640px) { .hero { grid-template-columns: 112px 1fr; padding: 2rem; } }
.app-icon {
  width: 112px; height: 112px;
  border-radius: 26px;
  box-shadow: 0 16px 36px -10px color-mix(in srgb, var(--accent) 55%, transparent), 0 0 0 1px var(--line);
}

.actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1.1rem 0 0; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none; border-radius: 999px;
  padding: 0.7rem 1.3rem; font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform .15s, box-shadow .15s;
}
.btn:hover { transform: translateY(-1px); opacity: 1; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 20px -8px var(--accent); }
.btn-secondary { background: var(--card); color: var(--text); border-color: var(--line); }

/* Features */
.feature-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.8rem; }
@media (min-width: 640px) { .feature-list { grid-template-columns: 1fr 1fr; } }
.feature-list li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  margin: 0;
  box-shadow: var(--shadow);
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}
.feature-list strong { display: block; color: var(--text); font-size: 1rem; margin-bottom: 0.25rem; }

.email { font-size: 1.2rem; font-weight: 700; word-break: break-all; }

/* Home */
.app-grid { display: grid; gap: 1rem; margin-top: 1.5rem; }
.app-card {
  display: grid; grid-template-columns: 72px 1fr; gap: 1.1rem; align-items: center;
  text-decoration: none; color: inherit;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 22px; padding: 1.1rem;
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease;
}
.app-card:hover { transform: translateY(-3px); opacity: 1; box-shadow: 0 20px 40px -16px rgba(28,25,23,.25); }
.app-card img { width: 72px; height: 72px; border-radius: 18px; box-shadow: 0 0 0 1px var(--line); }
.app-card h2 { margin: 0 0 0.15rem; font-size: 1.25rem; font-family: var(--font-display); }
.app-card p { margin: 0; color: var(--muted); font-size: 0.95rem; line-height: 1.5; }

.legal-nav {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin-top: 2.5rem; padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.legal-nav a {
  text-decoration: none; font-size: 0.9rem; font-weight: 600;
  padding: 0.4rem 0.9rem; border-radius: 999px;
  background: var(--card); border: 1px solid var(--line); color: var(--text);
}
.legal-nav a:hover { border-color: var(--accent); color: var(--accent); opacity: 1; }

footer.page-footer { margin-top: 1.5rem; color: var(--muted); font-size: 0.85rem; }

code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85em; background: rgba(0,0,0,.05); padding: 0.1em 0.35em; border-radius: 5px; }

/* Themes */
body.theme-capysubs { --accent: #5f7a4a; --bg: #f5ede0; }
body.theme-lichnha  { --accent: #a12828; --bg: #f8f0e3; }
body.theme-makematch { --accent: #e63e60; --bg: #fff3f6; }
body.theme-home { --accent: #3d5a80; --bg: #f3f5f8; }

/* Language switching: only content blocks, never the toggle buttons */
[data-lang]:not(button) { display: none !important; }
html[lang="vi"] div[data-lang="vi"],
html[lang="en"] div[data-lang="en"],
html[lang="vi"] p[data-lang="vi"],
html[lang="en"] p[data-lang="en"] { display: block !important; }
html[lang="vi"] span[data-lang="vi"],
html[lang="en"] span[data-lang="en"] { display: inline !important; }

html.is-entering body { opacity: 0; }