/* Konstellar — shared styles
   "Warme Tinte auf Nachtpapier": mirrors the app's KColor palette.
   No build step, no external fonts; system serif for headings. */

:root {
  --bg: #121013;        /* warm ink black */
  --bg-2: #16131a;      /* faint violet lift for the hero glow */
  --card: #1B181C;      /* elevated surface */
  --text: #ECE6DA;      /* parchment */
  --text-2: #9C968B;    /* secondary */
  --ghost: #7A746E;     /* placeholders / support copy */
  --hairline: #46413B;  /* engraving strokes */
  --gold: #CDB67E;      /* "Sternenlicht" — single focal accent */
  --violet: #9b86c4;    /* restrained esoteric secondary, used sparingly */
  --danger: #C27259;    /* muted clay */
  --radius: 14px;
  --maxw: 680px;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
           Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
          sans-serif;
  --mono: ui-monospace, "SF Mono", "SFMono-Regular", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  /* very soft cosmic glow, top-centre */
  background-image:
    radial-gradient(120% 80% at 50% -10%, var(--bg-2) 0%, rgba(22,19,26,0) 55%);
  background-attachment: fixed;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 32px 22px 64px;
}

/* ---- typography ---- */
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text);
}
h1 { font-size: clamp(2rem, 7vw, 2.9rem); letter-spacing: 0.2px; margin: 0 0 12px; }
h2 { font-size: 1.4rem; margin: 2.2em 0 0.6em; }
h3 { font-size: 1.12rem; margin: 1.6em 0 0.4em; }
p { margin: 0 0 1em; }
a { color: var(--gold); text-decoration: none; }
a:hover { text-decoration: underline; }
strong { color: var(--text); font-weight: 600; }

.lede { color: var(--text-2); font-size: 1.15rem; line-height: 1.5; }
.muted { color: var(--text-2); }
.fineprint { color: var(--ghost); font-size: 0.85rem; line-height: 1.55; }

.kicker {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.72rem;
  color: var(--gold);
  margin: 0 0 18px;
}

/* ---- brand mark ---- */
.brand {
  display: inline-flex; align-items: baseline; gap: 10px;
  font-family: var(--serif); font-size: 1.25rem; color: var(--text);
}
.brand .star { color: var(--gold); }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--sans); font-size: 1rem; font-weight: 600;
  padding: 14px 22px; border-radius: var(--radius);
  border: 1px solid var(--hairline);
  background: transparent; color: var(--text);
  cursor: pointer; text-decoration: none; width: 100%;
  transition: border-color .15s ease, background .15s ease, transform .05s ease;
}
.btn:hover { text-decoration: none; border-color: var(--gold); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: default; }
.btn-primary {
  background: var(--gold); color: #1a1712; border-color: var(--gold);
}
.btn-primary:hover { background: #d9c590; border-color: #d9c590; }

/* App Store badge button */
.appstore {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 24px; border-radius: var(--radius);
  background: var(--gold); color: #1a1712;
  font-weight: 600; font-size: 1.05rem; text-decoration: none;
  border: 1px solid var(--gold);
}
.appstore:hover { background: #d9c590; text-decoration: none; }
.appstore .apple { font-size: 1.4rem; line-height: 1; }
.appstore small { display: block; font-size: 0.7rem; font-weight: 400; opacity: .8; }

/* ---- cards / forms ---- */
.card {
  background: var(--card);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: 22px;
  margin: 18px 0;
}
label { display: block; font-size: 0.9rem; color: var(--text-2); margin: 0 0 6px; }
input[type="email"] {
  width: 100%; padding: 13px 14px; font-size: 1rem; font-family: var(--sans);
  color: var(--text); background: var(--bg);
  border: 1px solid var(--hairline); border-radius: var(--radius);
}
input[type="email"]:focus { outline: none; border-color: var(--gold); }

.stack > * + * { margin-top: 12px; }

/* plan picker */
.plans { display: grid; gap: 12px; margin: 16px 0; }
@media (min-width: 520px) { .plans { grid-template-columns: 1fr 1fr; } }
.plan {
  text-align: left; padding: 18px; border-radius: var(--radius);
  border: 1px solid var(--hairline); background: var(--bg); color: var(--text);
  cursor: pointer; font-family: var(--sans);
}
.plan:hover { border-color: var(--gold); }
.plan[aria-pressed="true"] { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold) inset; }
.plan .price { font-family: var(--serif); font-size: 1.5rem; color: var(--text); }
.plan .per { color: var(--text-2); font-size: 0.9rem; }
.plan .tag { font-family: var(--mono); font-size: 0.65rem; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--gold); }

/* status / messages */
.msg { font-size: 0.95rem; padding: 12px 14px; border-radius: var(--radius);
  border: 1px solid var(--hairline); margin: 12px 0; display: none; }
.msg.show { display: block; }
.msg.ok { border-color: var(--gold); color: var(--gold); }
.msg.err { border-color: var(--danger); color: var(--danger); }

/* features */
.features { display: grid; gap: 14px; margin: 8px 0 4px; }
.feature h3 { margin: 0 0 2px; color: var(--gold); }
.feature p { margin: 0; color: var(--text-2); }

/* footer */
.footer {
  margin-top: 48px; padding-top: 20px;
  border-top: 1px solid var(--hairline);
  font-size: 0.88rem; color: var(--text-2);
}
.footer nav { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 10px; }
.footer a { color: var(--text-2); }
.footer a:hover { color: var(--gold); }

/* legal document body */
.legal h1 { margin-bottom: 4px; }
.legal { line-height: 1.7; }
.legal h2 { font-size: 1.25rem; }
.legal ul { padding-left: 1.2em; }
.legal li { margin-bottom: 0.4em; }
.legal blockquote {
  margin: 1.2em 0; padding: 14px 16px; border-left: 3px solid var(--gold);
  background: var(--card); border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-2);
}
.legal .draft {
  border-color: var(--danger); border-left-color: var(--danger); color: var(--text-2);
}

hr { border: none; border-top: 1px solid var(--hairline); margin: 28px 0; }

.back { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 1px;
  text-transform: uppercase; }
.center { text-align: center; }