* { box-sizing: border-box; }
:root { color-scheme: light dark; --bg: #f3f8fc; --card: #fff; --text: #0f1c2a; --muted: #586878; --line: #dbe6ef; --accent: #0b6fb8; --accent-text: #fff; }
@media (prefers-color-scheme: dark) { :root { --bg: #08121c; --card: #0f1c2a; --text: #eaf2f9; --muted: #9db0c2; --line: #1d3145; --accent: #4db3f5; --accent-text: #08121c; } }
[hidden] { display: none !important; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 1rem; background: var(--bg); color: var(--text); font: 16px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif; }
main { width: 100%; max-width: 30rem; padding: 2rem; background: var(--card); border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 12px 40px rgb(0 0 0 / 0.16); }
h1 { margin: 0 0 0.25rem; font-size: 1.75rem; line-height: 1.2; }
h2 { margin: 1.75rem 0 0.6rem; color: var(--muted); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.masthead { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.25rem; }
.masthead h1 { margin: 0; }
.lede { margin: 0.2rem 0 0; color: var(--muted); font-size: 0.95rem; }
.logo { display: block; width: 80px; height: 80px; border-radius: 20px; }
a { color: var(--accent); }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }
.actions .button { flex: 1; min-width: 10rem; }
.button { display: inline-block; padding: 0.8rem 1.4rem; border: 0; border-radius: 12px; background: var(--accent); color: var(--accent-text); font: inherit; font-weight: 600; text-align: center; text-decoration: none; cursor: pointer; }
.button:hover { filter: brightness(1.08); }
.button:focus-visible, a:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.secondary { background: transparent; color: var(--accent); box-shadow: inset 0 0 0 2px var(--accent); }
.contact { display: grid; gap: 0.5rem; margin-top: 0.5rem; text-align: left; }
.contact textarea, .contact input[type="email"] { width: 100%; padding: 0.7rem 0.8rem; border: 1px solid var(--line); border-radius: 12px; background: transparent; color: var(--text); font: inherit; }
.contact [name="botcheck"] { display: none; }
.contact .button { cursor: pointer; }
#contact-status { margin: 0; }
#contact-status:empty { display: none; }
.foot-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 0.3rem 1.1rem; width: 100%; max-width: 30rem; margin-top: 1rem; padding: 0 0.5rem; font-size: 0.85rem; }
.foot-links a, .foot-links button { padding: 0; border: 0; background: none; color: var(--muted); font: inherit; text-decoration: none; cursor: pointer; }
.foot-links a:hover, .foot-links button:hover { color: var(--accent); }
.kofi { width: 1.1em; height: 1.1em; margin-right: 0.35rem; fill: #e8372c; vertical-align: -0.2em; transition: fill 0.15s; }
.foot-links a:hover .kofi { fill: var(--accent); }
body:has(dialog[open]) { overflow: hidden; }
dialog { position: relative; width: min(26rem, calc(100% - 2rem)); max-width: none; padding: 1.1rem 1.25rem; border: 1px solid var(--line); border-radius: 16px; background: var(--card); color: var(--text); }
dialog::backdrop { background: rgb(0 0 0 / 0.55); }
dialog h2 { margin: 0 2rem 0.2rem 0; color: var(--text); font-size: 1.05rem; letter-spacing: 0; text-transform: none; }
.dialog-x { position: absolute; top: 0.45rem; right: 0.5rem; width: 2rem; height: 2rem; padding: 0; border: 0; border-radius: 50%; background: none; color: var(--muted); font-size: 1.4rem; line-height: 1; cursor: pointer; }
.dialog-x:hover, .dialog-x:focus-visible { color: var(--accent); }
.dialog-x:focus-visible { outline: 2px solid var(--line); outline-offset: 0; }
dialog .actions { margin-top: 0; }
#next { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--line); }
#next p { margin: 0 0 0.75rem; color: var(--muted); font-size: 0.9rem; }
#next .button { display: block; }
.board { display: block; width: 100%; height: auto; margin-top: 1.25rem; border-radius: 12px; }