/* ============================================================
   Symphyse-Infografik · Design System (SOTA)
   ============================================================ */
:root {
  /* palette */
  --bg:        #f6f3fb;
  --ink:       #2a1c3a;
  --ink-soft:  #6b5b7e;
  --surface:   rgba(255, 255, 255, 0.72);
  --surface-2: rgba(255, 255, 255, 0.9);
  --border:    rgba(120, 80, 160, 0.14);
  --primary:   #7b3ff2;
  --primary-2: #b14ff0;
  --accent:    #2f9488;   /* cartilage teal */
  --ok:        #2f9488;
  --warn:      #e0922f;
  --alert:     #e0455f;

  /* type */
  --font-head: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  /* shape & motion */
  --r-lg: 28px;
  --r-md: 18px;
  --r-sm: 12px;
  --shadow: 0 18px 50px -20px rgba(60, 25, 95, 0.35);
  --shadow-sm: 0 6px 20px -12px rgba(60, 25, 95, 0.4);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:        #140d1f;
    --ink:       #f3ecfb;
    --ink-soft:  #b6a6c9;
    --surface:   rgba(38, 26, 54, 0.66);
    --surface-2: rgba(46, 32, 64, 0.9);
    --border:    rgba(180, 140, 220, 0.18);
    --shadow:    0 18px 50px -20px rgba(0, 0, 0, 0.6);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ambient aurora */
.aurora {
  position: fixed;
  inset: -20% -20% auto -20%;
  height: 70vh;
  z-index: 0;
  filter: blur(60px);
  opacity: 0.55;
  background:
    radial-gradient(40% 60% at 20% 30%, #c8a3ff 0%, transparent 70%),
    radial-gradient(45% 55% at 80% 20%, #7fe3d6 0%, transparent 70%),
    radial-gradient(40% 50% at 60% 70%, #ff9ec4 0%, transparent 70%);
  pointer-events: none;
}

/* layout */
.widget {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(20px, 4vw, 56px);
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 5vw, 56px);
}

/* ---------- HERO ---------- */
.hero { text-align: center; max-width: 640px; margin: 24px auto 0; }
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  padding: 6px 14px;
  border-radius: 999px;
}
.hero h1 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 18px 0 12px;
  background: linear-gradient(120deg, var(--ink), var(--primary));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { font-size: clamp(1rem, 2.4vw, 1.2rem); color: var(--ink-soft); margin: 0; }

/* ---------- STAGE ---------- */
.stage {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(300px, 1fr);
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
  background: var(--surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: clamp(20px, 3vw, 36px);
  box-shadow: var(--shadow);
}
.stage__art { position: relative; }
#cross { width: 100%; height: auto; display: block; overflow: visible; }

/* small label */
.art-tag {
  position: absolute; top: 4px; left: 6px; z-index: 3;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.04em;
  color: var(--primary);
  background: var(--surface-2); border: 1px solid var(--border);
  padding: 5px 11px; border-radius: 999px; box-shadow: var(--shadow-sm);
}

/* pelvis locator inset */
.locator {
  position: absolute; top: 0; right: 0; z-index: 3;
  width: clamp(82px, 22%, 116px);
  text-align: center;
  filter: drop-shadow(0 6px 14px rgba(60,25,95,0.18));
}
.locator svg { width: 100%; height: auto; display: block; }
.locator__cap {
  display: block; margin-top: 2px;
  font-size: 0.64rem; font-weight: 600; color: var(--ink-soft);
}
.loc-ring { transform-box: fill-box; transform-origin: center; animation: locpulse 2.6s var(--ease) infinite; }
@keyframes locpulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.55; transform: scale(1.12); } }

/* hotspots (HTML overlay) */
.hotspot-layer { position: absolute; inset: 0; pointer-events: none; }
.dot {
  position: absolute;
  left: var(--x); top: var(--y);
  width: 28px; height: 28px;
  transform: translate(-50%, -50%);
  border: 2.5px solid #fff; border-radius: 50%;
  background: var(--primary); color: #fff;
  font-family: var(--font-body); font-weight: 700; font-size: 0.8rem;
  display: grid; place-items: center;
  box-shadow: 0 3px 8px -2px rgba(60,25,95,0.5), 0 0 0 0 color-mix(in srgb, var(--primary) 60%, transparent);
  cursor: pointer; pointer-events: auto;
  animation: pulse 2.6s var(--ease) infinite;
  transition: transform 0.25s var(--ease), background 0.2s var(--ease);
}
.dot:hover, .dot:focus-visible { transform: translate(-50%, -50%) scale(1.2); outline: none; }
.dot[aria-expanded="true"] { background: var(--accent); animation: none; transform: translate(-50%, -50%) scale(1.18); }
@keyframes pulse {
  0%   { box-shadow: 0 3px 8px -2px rgba(60,25,95,0.5), 0 0 0 0 color-mix(in srgb, var(--primary) 50%, transparent); }
  70%  { box-shadow: 0 3px 8px -2px rgba(60,25,95,0.5), 0 0 0 13px color-mix(in srgb, var(--primary) 0%, transparent); }
  100% { box-shadow: 0 3px 8px -2px rgba(60,25,95,0.5), 0 0 0 0 color-mix(in srgb, var(--primary) 0%, transparent); }
}

/* numbered legend */
.legend {
  list-style: none; margin: 14px 0 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 7px 14px;
}
.legend__item {
  display: flex; align-items: center; gap: 9px;
  font-size: 0.86rem; color: var(--ink-soft);
  padding: 6px 8px; border-radius: 10px; cursor: pointer;
  border: 1px solid transparent; transition: all 0.2s var(--ease);
}
.legend__item:hover, .legend__item:focus-visible { background: var(--surface-2); outline: none; }
.legend__item.is-active { background: color-mix(in srgb, var(--accent) 12%, transparent); border-color: color-mix(in srgb, var(--accent) 35%, transparent); color: var(--ink); }
.legend__n {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 700; font-size: 0.76rem;
  background: var(--primary); color: #fff;
}
.legend__item.is-active .legend__n { background: var(--accent); }

/* readout chip */
.readout {
  position: absolute; left: 50%; bottom: -6px; transform: translateX(-50%);
  display: flex; gap: 10px; align-items: baseline;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 999px; padding: 7px 16px; box-shadow: var(--shadow-sm);
  white-space: nowrap;
}
.readout__mm { font-weight: 700; font-variant-numeric: tabular-nums; }
.readout__lvl { font-size: 0.85rem; color: var(--ink-soft); }

/* ---------- PANEL column ---------- */
.stage__panel { display: flex; flex-direction: column; gap: 16px; }
.panel {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 20px; min-height: 120px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease);
}
.panel__hint { color: var(--ink-soft); margin: 0; font-style: italic; }
.panel h3 { font-family: var(--font-head); margin: 0 0 6px; font-size: 1.25rem; }
.panel p { margin: 0 0 8px; }
.panel .more { color: var(--ink-soft); font-size: 0.95rem; }

/* animation */
.anim { display: flex; flex-direction: column; gap: 10px; }
.btn {
  font-family: var(--font-body); font-weight: 600; font-size: 0.98rem;
  border: none; border-radius: var(--r-sm); padding: 13px 18px;
  cursor: pointer; transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
  display: inline-flex; align-items: center; gap: 9px;
}
.btn--primary {
  color: #fff; background: linear-gradient(120deg, var(--primary), var(--primary-2));
  box-shadow: 0 10px 24px -10px var(--primary);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -10px var(--primary); }
.btn:active { transform: translateY(0); }
.btn__icon { font-size: 0.8rem; }
.anim__phase {
  display: flex; flex-direction: column; gap: 2px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-sm); padding: 12px 14px;
}
.anim__phase strong { font-family: var(--font-head); }

/* slider */
.slider-card {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 18px 20px; box-shadow: var(--shadow-sm);
}
.slider-card__label { display: block; font-weight: 600; margin-bottom: 14px; }
input[type="range"] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 8px;
  border-radius: 999px; outline: none;
  background: linear-gradient(90deg, var(--ok), var(--warn) 65%, var(--alert));
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 26px; height: 26px; border-radius: 50%;
  background: #fff; border: 3px solid var(--primary); cursor: grab;
  box-shadow: var(--shadow-sm); transition: transform 0.15s var(--ease);
}
input[type="range"]::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.15); }
input[type="range"]::-moz-range-thumb {
  width: 26px; height: 26px; border-radius: 50%; background: #fff;
  border: 3px solid var(--primary); cursor: grab; box-shadow: var(--shadow-sm);
}
.slider-card__out { margin-top: 14px; }
.slider-card__out .lvl {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-family: var(--font-head); font-size: 1.1rem;
}
.slider-card__out .lvl::before {
  content: ""; width: 11px; height: 11px; border-radius: 50%; background: var(--tone, var(--ok));
}
.slider-card__out .mm { color: var(--ink-soft); font-weight: 500; }
.slider-card__out .desc { margin: 6px 0 0; color: var(--ink-soft); }
[data-tone="ok"]    { --tone: var(--ok); }
[data-tone="warn"]  { --tone: var(--warn); }
[data-tone="alert"] { --tone: var(--alert); }

/* ---------- CHECKER ---------- */
.checker, .help, .foot {
  background: var(--surface); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: clamp(22px, 3vw, 40px); box-shadow: var(--shadow);
}
h2 { font-family: var(--font-head); font-weight: 600; font-size: clamp(1.5rem, 3.5vw, 2rem); margin: 0 0 8px; letter-spacing: -0.01em; }
.checker__intro { color: var(--ink-soft); margin: 0 0 22px; max-width: 60ch; }
.checker__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.q {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--r-sm); padding: 14px 16px;
}
.q span { font-size: 0.96rem; }
.toggle { display: inline-flex; background: color-mix(in srgb, var(--ink) 8%, transparent); border-radius: 999px; padding: 3px; flex-shrink: 0; }
.toggle button {
  border: none; background: transparent; cursor: pointer; font: inherit; font-size: 0.85rem;
  padding: 6px 14px; border-radius: 999px; color: var(--ink-soft); transition: all 0.2s var(--ease);
}
.toggle button[aria-pressed="true"] { background: var(--primary); color: #fff; }
.checker__result {
  margin-top: 22px; padding: 20px 22px; border-radius: var(--r-md);
  border: 1px solid var(--border); border-left: 5px solid var(--tone, var(--ok));
  background: color-mix(in srgb, var(--tone, var(--ok)) 8%, var(--surface-2));
}
.checker__result h3 { font-family: var(--font-head); margin: 0 0 6px; }
.checker__result p { margin: 0; }
.micro-disclaimer { font-size: 0.82rem; color: var(--ink-soft); margin: 16px 0 0; }

/* ---------- HELP ---------- */
.help__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-top: 18px; }
.help-card {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--r-md);
  padding: 22px; box-shadow: var(--shadow-sm); transition: transform 0.3s var(--ease);
}
.help-card:hover { transform: translateY(-4px); }
.help-card .ic {
  width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
  font-size: 1.4rem; margin-bottom: 14px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 18%, transparent), color-mix(in srgb, var(--accent) 18%, transparent));
}
.help-card h3 { font-family: var(--font-head); margin: 0 0 6px; font-size: 1.12rem; }
.help-card p { margin: 0; color: var(--ink-soft); font-size: 0.94rem; }

/* ---------- FOOTER ---------- */
.foot { text-align: left; }
.disclaimer {
  margin: 0 0 14px; font-size: 0.9rem; color: var(--ink-soft);
  padding: 14px 16px; border-radius: var(--r-sm);
  background: color-mix(in srgb, var(--warn) 9%, transparent);
  border: 1px solid color-mix(in srgb, var(--warn) 22%, transparent);
}
.sources summary { cursor: pointer; font-weight: 600; color: var(--ink-soft); }
.sources ul { color: var(--ink-soft); font-size: 0.88rem; }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- overflow safety (prevents mobile horizontal scroll) ---------- */
html { overflow-x: hidden; }
img, svg { max-width: 100%; }
.widget, .hero, .stage, .checker, .help, .foot { max-width: 100%; }
/* stop grid/flex children from blowing out the layout on long German words */
.stage, .stage__panel, .panel, .checker__grid, .help__grid, .legend,
.legend__item, .q, .help-card, .anim, .slider-card { min-width: 0; }
.hero h1 { overflow-wrap: break-word; hyphens: auto; }
.eyebrow { max-width: 100%; }
.q span, .legend__item span, .panel p, .help-card p { overflow-wrap: anywhere; }

/* ---------- responsive ---------- */
@media (max-width: 760px) {
  .stage { grid-template-columns: 1fr; }
  .stage__art { max-width: 380px; margin: 0 auto; width: 100%; }
}

/* ---------- phones (iPhone-ready) ---------- */
@media (max-width: 560px) {
  .widget {
    padding: 16px max(15px, env(safe-area-inset-right)) max(28px, env(safe-area-inset-bottom)) max(15px, env(safe-area-inset-left));
    gap: 22px;
  }
  .hero { margin-top: 8px; }
  .hero h1 { font-size: clamp(1.7rem, 8.5vw, 2.3rem); }
  .eyebrow { font-size: 0.64rem; letter-spacing: 0.08em; padding: 5px 11px; }
  .lede { font-size: 1rem; }
  .stage, .checker, .help, .foot { padding: 18px; border-radius: 22px; }
  .stage__art { max-width: 100%; }
  .legend { grid-template-columns: 1fr; gap: 4px; }   /* single column: no truncation */
  .locator { width: 72px; top: -2px; }
  .locator__cap { font-size: 0.58rem; }
  .art-tag { font-size: 0.66rem; padding: 4px 9px; }
  .dot { width: 31px; height: 31px; font-size: 0.82rem; }  /* larger touch target */
  .checker__grid { grid-template-columns: 1fr; }
  h2 { font-size: clamp(1.4rem, 6vw, 1.7rem); }
  .btn--primary { width: 100%; justify-content: center; }
}

/* keep hover effects from sticking on touch devices */
@media (hover: none) {
  .help-card:hover { transform: none; }
  .btn--primary:hover { transform: none; }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}