/* KUKANILEA Webtools — Bildschirm-Wach-Timer. Eigenständige Subdomain, eigenes Mini-Design-System
   (Brand-Werte aus sites/kukanilea-www/styles.css :root übernommen, nicht importiert —
   volle Unabhängigkeit der Subdomain). */

:root {
  --cream: #ffffff;
  --ink: #0f172a;
  --ink-2: #1e293b;
  --ink-3: #475569;
  --ink-4: #5a6678;
  --line: #e6ebf1;
  --line-2: #cbd5e1;
  --white: #ffffff;
  --paper: #f4f6f9;
  --blue: #1B4965;
  --blue-2: #123449;
  --blue-soft: #d7e3ea;
  --blue-tint: #eef3f6;
  --green: #18553a;
  --green-soft: #e4f1e9;
  --warn-ink: #97491a;
  --warn-soft: #fde9d4;

  --radius: 14px;
  --radius-lg: 20px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 0 rgba(15,23,42,.04), 0 1px 2px rgba(15,23,42,.05);
  --shadow: 0 1px 0 rgba(15,23,42,.04), 0 12px 28px -16px rgba(15,23,42,.16);

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", "SF Mono", "IBM Plex Mono", monospace;
  --maxw: 880px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--blue); color: var(--white); padding: 10px 16px; border-radius: var(--radius-sm);
}
.skip-link:focus { left: 10px; top: 10px; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.wide { max-width: 1080px; }

a { color: var(--blue); }

/* ── Header ── */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 20px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark { display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-weight: 700; font-size: 15px; letter-spacing: .01em; }
.brand-sub { font-size: 11px; color: var(--ink-4); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.brand-sub.tool-suite { color: var(--blue); }

.header-actions a.text-link { font-size: 14px; font-weight: 600; text-decoration: none; }

@media (max-width: 720px) {
  .header-row { flex-wrap: wrap; }
}

/* ── Hero / intro ── */
.tool-hero { padding: 44px 0 8px; }
.tool-kicker {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  color: var(--blue); margin-bottom: 10px;
}
.tool-hero h1 { font-size: clamp(28px, 4vw, 38px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -0.01em; }
.tool-hero p.lede { font-size: 17px; color: var(--ink-3); max-width: 60ch; margin: 0 0 0; }

.privacy-note {
  display: flex; align-items: flex-start; gap: 10px;
  margin: 22px 0 0;
  padding: 14px 16px;
  background: var(--blue-tint);
  border: 1px solid var(--blue-soft);
  border-radius: var(--radius);
  font-size: 14px; color: var(--blue-2);
}
.privacy-note svg { flex: none; margin-top: 2px; }

/* ── Tool card / workspace ── */
.tool-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px;
  margin: 28px 0 40px;
}
.card-title { font-size: 18px; margin: 0 0 4px; }
.card-hint { font-size: 14px; color: var(--ink-3); margin: 0 0 16px; }

.field-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 24px; margin-top: 18px; }
.field-row label { font-size: 14px; font-weight: 600; color: var(--ink-2); display: flex; align-items: center; gap: 10px; }
.field-row .field-label { font-size: 14px; font-weight: 600; color: var(--ink-2); margin-right: 2px; }
.field-row input[type="number"] {
  width: 70px; padding: 8px 10px; border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  font-size: 14px; font-family: var(--font-sans); color: var(--ink);
}

.chip-group { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: var(--white);
  color: var(--ink-2);
  font-size: 13px; font-weight: 600;
  cursor: pointer;
}
.chip:hover { border-color: var(--blue); color: var(--blue); }
.chip.is-active { background: var(--blue); border-color: var(--blue); color: var(--white); }
.chip:disabled { opacity: .45; cursor: not-allowed; }
.chip:disabled:hover { border-color: var(--line-2); color: var(--ink-2); }

/* ── Countdown-Ring & Anzeige ── */
.timer-display-wrap {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  margin: 28px auto 0;
  width: 200px; height: 200px;
}
.timer-ring { display: block; transform: rotate(-90deg); }
.ring-track { fill: none; stroke: var(--line); stroke-width: 10; }
.ring-progress {
  fill: none; stroke: var(--blue); stroke-width: 10; stroke-linecap: round;
  stroke-dasharray: 553; stroke-dashoffset: 0;
  transition: stroke-dashoffset .3s linear;
}
.timer-readout {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--ink);
}

.wakelock-status {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin: 18px 0 0; font-size: 13px; color: var(--ink-3);
}
.wakelock-status svg { flex: none; color: var(--ink-4); }
.wakelock-status[data-state="active"] { color: var(--green); }
.wakelock-status[data-state="active"] svg { color: var(--green); }
.wakelock-status[data-state="error"] { color: var(--warn-ink); }
.wakelock-status[data-state="error"] svg { color: var(--warn-ink); }

.tool-actions { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 20px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 14px; font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover:not(:disabled) { background: var(--blue-2); }
.btn-primary:disabled { background: var(--line-2); color: var(--ink-4); cursor: not-allowed; }
.btn-ghost { background: var(--white); color: var(--ink-2); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.tool-actions .btn[hidden] { display: none; }

.tool-status { font-size: 14px; color: var(--ink-3); }
.tool-status[data-state="error"] { color: var(--warn-ink); }
.tool-status[data-state="done"] { color: var(--green); font-weight: 600; }

.result-panel {
  margin-top: 20px;
  padding: 18px;
  background: var(--green-soft);
  border: 1px solid #bfe0cd;
  border-radius: var(--radius);
  display: none;
  text-align: center;
}
.result-panel.is-visible { display: block; }
.result-panel h3 { margin: 0 0 6px; font-size: 15px; color: var(--green); }
.result-panel p { margin: 0; font-size: 14px; color: var(--ink-2); }

/* ── Loop-Animationen ── */
.loop-canvas-wrap {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink);
}
#loopCanvas { display: block; width: 100%; height: auto; aspect-ratio: 1040 / 360; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 40px;
  margin-top: 40px;
}
.ft-row {
  display: flex; flex-wrap: wrap; gap: 10px 24px;
  align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--ink-4);
}
.ft-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.ft-links a { color: var(--ink-4); text-decoration: none; }
.ft-links a:hover { color: var(--blue); }

@media (max-width: 520px) {
  .tool-card { padding: 20px; }
  .timer-display-wrap { width: 160px; height: 160px; }
  .timer-readout { font-size: 21px; }
}