/* ── Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Mono:wght@300;400;500&display=swap');

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Variables: Light Paper Theme ── */
:root {
  --bg:           #f5f2ec;
  --surface:      #ffffff;
  --surface2:     #edeae4;
  --border:       #d6d2ca;
  --accent:       #c84b2f;
  --accent2:      #2f6dc8;
  --text:         #1a1814;
  --text-dim:     #6b6760;
  --muted:        #6b6760;
  --ok:           #15803d;
  --error:        #c84b2f;
  --radius:       4px;
  --font-mono:    'DM Mono', monospace;
  --font-display: 'DM Serif Display', serif;

  /* Compatibility aliases for apps that use dark-theme var names */
  --accent-bg:    rgba(200, 75, 47, 0.07);
  --green:        #15803d;
  --green-bg:     rgba(21, 128, 61, 0.07);
  --red:          #c84b2f;
  --red-bg:       rgba(200, 75, 47, 0.07);
  --surface2:     #edeae4;
}

/* ── Base ── */
html { font-size: 16px; }

body {
  background-color: var(--bg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  color: var(--text);
  font-family: var(--font-mono);
  min-height: 100vh;
}

/* Remove dark noise overlay used in dark-theme apps */
body::before { display: none !important; }

/* ── Navigation ── */
.back-link {
  display: inline-block;
  font-size: 0.7rem;
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.15s;
}
.back-link:hover { color: var(--accent); }

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  width: 100%;
}

.header-top .site-label {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ── Standard Header ── */
header { text-align: center; margin-bottom: 3rem; }

header h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.4rem);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
}

header h1 span,
header h1 em {
  color: var(--accent);
  font-style: italic;
  font-weight: 400;
}

header > p {
  margin-top: 0.75rem;
  color: var(--text-dim);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

/* Hide the old dark-theme accent bar */
.accent-line { display: none; }

/* ── Layout container ── */
.layout {
  width: 100%;
  max-width: 760px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ── Cards ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.card-title {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.4rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-title::before,
.card-title-left::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.card-title-left { display: flex; align-items: center; gap: 8px; }

/* ── Dividers ── */
hr { border: none; border-top: 1px solid var(--border); margin: 1.25rem 0; }

/* ── Labels ── */
label {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.45rem;
}

/* ── Inputs ── */
input[type="text"],
input[type="url"],
input[type="number"],
input[type="email"],
input[type="password"],
select,
textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  padding: 0.6rem 0.9rem;
  outline: none;
  transition: border-color 0.2s;
  margin-bottom: 1rem;
  appearance: none;
  -webkit-appearance: none;
}

input[type="number"] { -moz-appearance: textfield; }
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; }

input:focus,
select:focus,
textarea:focus { border-color: var(--accent); }

input.error { border-color: var(--error) !important; }

input[type="color"] {
  -webkit-appearance: none;
  appearance: none;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  cursor: pointer;
  padding: 3px;
  flex-shrink: 0;
  transition: border-color 0.2s;
}
input[type="color"]:focus { border-color: var(--accent); outline: none; }
input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; border-radius: 3px; }
input[type="color"]::-webkit-color-swatch { border: none; border-radius: 3px; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  margin-bottom: 0;
  padding: 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: var(--accent);
  border-radius: 50%;
  cursor: pointer;
  transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.25); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 0.62rem 1.1rem;
  transition: opacity 0.15s, transform 0.15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover:not(:disabled) { opacity: 0.82; transform: translateY(-1px); }
.btn:active:not(:disabled) { transform: translateY(0); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-primary { background: var(--accent); color: #fff; }
.btn-ghost   { background: transparent; color: var(--accent); border: 1px solid var(--border); }
.btn-ghost:hover:not(:disabled) { border-color: var(--accent); opacity: 1; }
.btn-cyan    { background: transparent; color: var(--accent2); border: 1px solid var(--border); }
.btn-cyan:hover:not(:disabled) { border-color: var(--accent2); opacity: 1; }
.btn-full    { width: 100%; justify-content: center; }
.btn-row     { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 1rem; }

/* ── Two-column grid ── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 0.875rem; }
@media (max-width: 520px) { .two-col { grid-template-columns: 1fr; } }

/* ── Color pickers ── */
.color-row { display: flex; align-items: center; gap: 12px; margin-bottom: 1rem; }
.color-hex {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 8px 12px;
  width: 110px;
  outline: none;
  transition: border-color 0.2s;
  text-transform: uppercase;
  margin-bottom: 0;
}
/* Höhere Spezifität als input[type="text"], damit der Untermargin
   den Farb-Swatch nicht vertikal verschiebt und die Höhe stimmt */
.color-row .color-hex { margin-bottom: 0; height: 38px; }
.color-hex:focus { border-color: var(--accent); }

/* ── Sliders ── */
.slider-row { display: flex; align-items: center; gap: 14px; margin-bottom: 1rem; }
.slider-value { font-size: 0.85rem; color: var(--accent); min-width: 48px; text-align: right; flex-shrink: 0; }

/* ── Toggle switch ── */
.toggle-row { display: flex; align-items: center; gap: 12px; margin-bottom: 0; }
.toggle { position: relative; width: 38px; height: 21px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 21px;
  cursor: pointer;
  transition: 0.2s;
}
.toggle-slider::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 3px;
  width: 13px;
  height: 13px;
  background: var(--muted);
  border-radius: 50%;
  transition: 0.2s;
}
.toggle input:checked + .toggle-slider { background: rgba(200, 75, 47, 0.1); border-color: var(--accent); }
.toggle input:checked + .toggle-slider::after { transform: translateX(17px); background: var(--accent); }
.toggle-label { font-size: 0.75rem; color: var(--text-dim); }

/* ── Copy button (shared across apps) ── */
.copy-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  padding: 5px 12px;
  cursor: pointer;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: all 0.15s;
  white-space: nowrap;
}
.copy-btn:hover { color: var(--text); border-color: var(--accent); }
.copy-btn.ok { color: #15803d; border-color: #15803d; background: rgba(21, 128, 61, 0.07); }

/* ── EC buttons (QR Code app) ── */
.ec-group { display: flex; gap: 8px; margin-bottom: 1rem; flex-wrap: wrap; }
.ec-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 7px 14px;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.ec-btn:hover { border-color: var(--accent); color: var(--text); }
.ec-btn.active { background: rgba(200, 75, 47, 0.08); border-color: var(--accent); color: var(--accent); }
.ec-hint { font-size: 0.65rem; color: var(--muted); margin-top: -10px; margin-bottom: 1rem; }

/* ── Notices ── */
.notice {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  padding: 0.65rem 0.875rem;
  margin-bottom: 0;
  line-height: 1.5;
}
.notice code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 3px;
  padding: 0 2px;
}
.notice-info  { color: #1e5fa1; background: rgba(47, 109, 200, 0.07); border: 1px solid rgba(47, 109, 200, 0.2); }
.notice-warn  { color: #b45309; background: rgba(180, 83, 9, 0.07); border: 1px solid rgba(180, 83, 9, 0.2); }
.notice-ok    { color: #15803d; background: rgba(21, 128, 61, 0.07); border: 1px solid rgba(21, 128, 61, 0.2); }
.notice-error { color: var(--error); background: rgba(200, 75, 47, 0.07); border: 1px solid rgba(200, 75, 47, 0.2); }

/* ── Spin animation ── */
.spin {
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 2px solid rgba(200, 75, 47, 0.3);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Output blocks (used in boxshadow, borderradius, cron, etc.) ── */
.output-block {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.125rem 1.25rem;
}
.output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  gap: 10px;
  flex-wrap: wrap;
}
.output-label { font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.output-code { font-family: var(--font-mono); font-size: 0.85rem; color: var(--accent); word-break: break-all; line-height: 1.6; }
.output-code .prop { color: var(--text-dim); }

/* ── Preset grids ── */
.preset-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }
.preset-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.preset-btn:hover { border-color: var(--accent); box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.preset-btn.active { border-color: var(--accent); background: rgba(200, 75, 47, 0.05); }

/* ── Footer ── */
footer {
  text-align: center;
  padding: 1.25rem;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--muted);
  letter-spacing: 0.06em;
  margin-top: auto;
}

/* Spinner on accent-colored buttons should be white */
.btn-primary .spin { border-color: rgba(255,255,255,0.3); border-top-color: #fff; }

/* ── Responsive ── */
@media (max-width: 480px) {
  header { margin-bottom: 2rem; }
}