/* =============================================================================
   Haptic Feedback Suite – Designsystem
   Ruhig, reduziert, technisch-präzise. Monochrome Basis + EINE Akzentfarbe
   (Amber). Mono-Schrift für Readouts. Wiederkehrendes Motiv: Puls/Wellenform.
   ========================================================================== */

:root {
  /* Basis (monochrom, near-black) */
  --bg:        #08080b;
  --bg-2:      #0c0c11;
  --surface:   rgba(255,255,255,0.025);
  --surface-2: rgba(255,255,255,0.04);
  --border:    rgba(255,255,255,0.07);
  --border-2:  rgba(255,255,255,0.12);

  /* Akzent: Amber (Haptik/Wärme/Berührung) */
  --accent:      #FF8A00;
  --accent-soft: #FFB155;
  --accent-deep: #FF6A1A;
  --accent-glow: rgba(255,138,0,0.22);

  /* Text */
  --text:   #ECECF1;
  --muted:  #9A9AA6;
  --faint:  #6A6A76;

  /* Maße */
  --radius:    18px;
  --radius-lg: 26px;
  --maxw:      1120px;
  --gutter:    24px;

  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(900px 520px at 50% -8%, rgba(255,138,0,0.10), transparent 60%),
    radial-gradient(700px 700px at 85% 8%, rgba(255,106,26,0.05), transparent 55%),
    var(--bg);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* ---- Layout ------------------------------------------------------------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
section { padding: 96px 0; position: relative; }
.section-tight { padding: 64px 0; }

/* ---- Typo --------------------------------------------------------------- */
h1, h2, h3 { font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; }
h1 { font-size: clamp(2.4rem, 5.2vw, 4.1rem); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.15rem; letter-spacing: -0.01em; }
p  { color: var(--muted); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: ""; width: 26px; height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.lead { font-size: 1.15rem; color: var(--muted); max-width: 56ch; }
.center { text-align: center; }
.center .lead, .center .eyebrow { margin-left: auto; margin-right: auto; }

/* ---- Mono readouts (Zahlen/Labels) ------------------------------------- */
.readout-row {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center;
  margin-top: 36px;
}
.readout {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--text);
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 999px;
  padding: 9px 16px;
  display: inline-flex; align-items: center; gap: 9px;
}
.readout b { color: var(--accent); font-weight: 600; }
.readout .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--sans); font-weight: 600; font-size: 0.96rem;
  padding: 13px 24px; border-radius: 12px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.btn-primary {
  color: #1a0f00;
  background: linear-gradient(180deg, var(--accent-soft), var(--accent));
  box-shadow: 0 10px 34px -10px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 44px -10px var(--accent-glow); }
.btn-ghost { color: var(--text); border-color: var(--border-2); background: var(--surface); }
.btn-ghost:hover { border-color: var(--accent); color: #fff; }

/* ---- Nav ---------------------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  background: rgba(8,8,11,0.66);
  border-bottom: 1px solid var(--border);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; letter-spacing: -0.01em; }
.brand svg { display: block; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--muted); font-size: 0.92rem; transition: color .15s; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 14px; }

/* ---- Hero --------------------------------------------------------------- */
.hero { padding-top: 72px; padding-bottom: 64px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero h1 { margin: 18px 0 20px; }
.hero h1 .accent { color: var(--accent); }
.hero-cta { display: flex; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.hero-note { margin-top: 18px; font-size: 0.82rem; color: var(--faint); font-family: var(--mono); }

/* Hero-Visual: gerahmte Fläche für späteres MX-Master-4-Foto */
.device-frame {
  position: relative; border-radius: var(--radius-lg);
  border: 1px solid var(--border-2);
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(255,138,0,0.10), transparent 60%),
    linear-gradient(180deg, var(--bg-2), #060609);
  aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  box-shadow: 0 50px 90px -40px rgba(0,0,0,0.85), inset 0 1px 0 rgba(255,255,255,0.05);
}
.device-frame .ph-tag {
  position: absolute; top: 12px; left: 12px;
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--faint); border: 1px dashed var(--border-2);
  padding: 4px 9px; border-radius: 6px;
}

/* Neutraler Foto-Platzhalter im Hero-Rahmen */
.device-frame .ph-photo {
  display: flex; flex-direction: column; align-items: center; gap: 16px;
  text-align: center;
}
.device-frame .ph-photo svg { color: var(--muted); opacity: 0.45; }
.device-frame .ph-photo span {
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.08em;
  color: var(--faint);
}

/* Puls-Ringe um das (abstrahierte) Gerät */
.pulse-rings { position: absolute; inset: 0; display: grid; place-items: center; }
.pulse-rings span {
  position: absolute; border: 1.5px solid var(--accent);
  border-radius: 50%; opacity: 0; width: 120px; height: 120px;
  animation: ring 3.4s ease-out infinite;
}
.pulse-rings span:nth-child(2) { animation-delay: 1.1s; }
.pulse-rings span:nth-child(3) { animation-delay: 2.2s; }
@keyframes ring {
  0%   { transform: scale(0.7); opacity: 0.55; }
  80%  { opacity: 0; }
  100% { transform: scale(3.2); opacity: 0; }
}

/* ---- Wellenform-Signatur (wiederkehrendes Motiv) ------------------------ */
.wave-sig { width: 100%; height: 86px; overflow: visible; }
.wave-sig path { fill: none; stroke: url(#waveGrad); stroke-width: 3; stroke-linecap: round; }
.wave-sig .pulse {
  stroke: var(--accent);
  stroke-dasharray: 14 1100; stroke-dashoffset: 0;
  filter: drop-shadow(0 0 6px var(--accent-glow));
  animation: trace 3.2s linear infinite;
}
@keyframes trace { to { stroke-dashoffset: -1114; } }

.divider-wave { height: 1px; border: 0; background: linear-gradient(90deg, transparent, var(--border-2), transparent); margin: 0; }

/* ---- Feature-Karten ----------------------------------------------------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  transition: transform .25s cubic-bezier(.2,.7,.3,1.3), border-color .25s, background .25s;
}
.card:hover { transform: translateY(-5px); border-color: rgba(255,138,0,0.32); background: rgba(255,138,0,0.03); }
.card .ico {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 18px;
  background: rgba(255,138,0,0.10); border: 1px solid rgba(255,138,0,0.22);
  color: var(--accent);
}
.card h3 { margin-bottom: 9px; }
.card p { font-size: 0.95rem; }
.card .wf {
  margin-top: 16px; font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.06em; color: var(--faint);
}
.card .wf b { color: var(--accent-soft); font-weight: 500; }

/* ---- Vorschau-Frame (App-Fenster) -------------------------------------- */
.preview-window {
  border-radius: 16px; border: 1px solid var(--border-2);
  background: linear-gradient(180deg, #0e0e13, #08080b);
  overflow: hidden; box-shadow: 0 60px 120px -50px rgba(0,0,0,0.9);
}
.preview-bar {
  height: 42px; display: flex; align-items: center; gap: 8px; padding: 0 16px;
  border-bottom: 1px solid var(--border); background: rgba(255,255,255,0.02);
}
.preview-bar .tl { width: 11px; height: 11px; border-radius: 50%; background: #2c2c33; }
.preview-bar .title {
  margin-left: 12px; font-family: var(--mono); font-size: 0.72rem;
  color: var(--faint); letter-spacing: 0.06em;
}
.preview-body {
  aspect-ratio: 16 / 9; display: grid; place-items: center;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.012) 0 12px, transparent 12px 24px);
}
.preview-body .ph {
  text-align: center; color: var(--faint);
}
.preview-body .ph .badge {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase;
  border: 1px dashed var(--border-2); padding: 7px 14px; border-radius: 8px; color: var(--muted);
}

/* ---- Anforderungen ------------------------------------------------------ */
.req-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; margin-top: 30px; }
.req {
  display: flex; gap: 13px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px;
}
.req .check { color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.req b { color: var(--text); font-weight: 600; font-size: 0.95rem; }
.req span { display: block; color: var(--muted); font-size: 0.86rem; }

/* ---- Honesty-Note ------------------------------------------------------- */
.note {
  border-left: 2px solid var(--accent);
  background: rgba(255,138,0,0.04);
  border-radius: 0 12px 12px 0;
  padding: 18px 22px; margin-top: 26px;
}
.note p { color: var(--muted); font-size: 0.9rem; }
.note b { color: var(--text); }

/* ---- Pricing ------------------------------------------------------------ */
.price-card {
  max-width: 460px; margin: 0 auto; text-align: center;
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border-2); border-radius: var(--radius-lg);
  padding: 44px 38px; position: relative; overflow: hidden;
}
.price-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.price-amount { font-size: 3.4rem; font-weight: 800; letter-spacing: -0.03em; margin: 12px 0 2px; }
.price-amount .cur { font-size: 1.6rem; vertical-align: super; color: var(--muted); }
.price-tag { font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); }
.price-sub { color: var(--faint); font-family: var(--mono); font-size: 0.74rem; margin-top: 4px; }
.price-list { list-style: none; text-align: left; margin: 26px auto 30px; max-width: 320px; display: grid; gap: 12px; }
.price-list li { display: flex; gap: 11px; align-items: flex-start; color: var(--muted); font-size: 0.93rem; }
.price-list .check { color: var(--accent); flex-shrink: 0; }
.placeholder-pill {
  display: inline-block; font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--faint); border: 1px dashed var(--border-2);
  padding: 4px 10px; border-radius: 6px; margin-top: 16px;
}

/* ---- FAQ ---------------------------------------------------------------- */
.faq { max-width: 760px; margin: 36px auto 0; }
.faq details {
  border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface); margin-bottom: 12px; overflow: hidden;
}
.faq summary {
  list-style: none; cursor: pointer; padding: 18px 22px;
  font-weight: 600; display: flex; justify-content: space-between; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .plus { color: var(--accent); transition: transform .25s; font-size: 1.3rem; line-height: 1; }
.faq details[open] summary .plus { transform: rotate(45deg); }
.faq .a { padding: 0 22px 20px; color: var(--muted); font-size: 0.94rem; }

/* ---- Footer ------------------------------------------------------------- */
.footer { border-top: 1px solid var(--border); padding: 56px 0 40px; }
.footer-grid { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.footer .brand { margin-bottom: 14px; }
.footer p { font-size: 0.86rem; max-width: 36ch; }
.footer-links { display: flex; gap: 40px; flex-wrap: wrap; }
.footer-col h4 { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--faint); margin-bottom: 14px; }
.footer-col a { display: block; color: var(--muted); font-size: 0.9rem; margin-bottom: 9px; transition: color .15s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 0.8rem; color: var(--faint); font-family: var(--mono); letter-spacing: 0.03em;
}
.disclaimer { font-size: 0.78rem; color: var(--faint); margin-top: 14px; max-width: 60ch; }

/* ---- Legal pages (prose) ------------------------------------------------ */
.legal { padding-top: 56px; }
.legal .container { max-width: 820px; }
.legal h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin-bottom: 8px; }
.legal .updated { font-family: var(--mono); font-size: 0.76rem; color: var(--faint); margin-bottom: 40px; }
.legal h2 { font-size: 1.25rem; margin: 38px 0 12px; }
.legal h3 { font-size: 1.02rem; margin: 24px 0 8px; color: var(--text); }
.legal p, .legal li { color: var(--muted); font-size: 0.96rem; }
.legal p { margin-bottom: 14px; }
.legal ul { margin: 0 0 16px 22px; }
.legal li { margin-bottom: 7px; }
.legal a { color: var(--accent-soft); text-decoration: underline; text-underline-offset: 3px; }
.legal a:hover { color: var(--accent); }
.legal table { width: 100%; border-collapse: collapse; margin: 8px 0 20px; }
.legal th, .legal td { text-align: left; padding: 10px 12px; border: 1px solid var(--border); font-size: 0.9rem; }
.legal th { background: var(--surface); color: var(--text); font-family: var(--mono); font-weight: 500; letter-spacing: 0.04em; }
.legal td { color: var(--muted); }
.back-link { display: inline-flex; align-items: center; gap: 8px; font-size: 0.88rem; color: var(--muted); margin-bottom: 28px; }
.back-link:hover { color: var(--accent); }

/* ---- Responsive --------------------------------------------------------- */
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .grid-3 { grid-template-columns: 1fr; }
  .req-list { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  section { padding: 72px 0; }
}
@media (max-width: 520px) {
  .hero-cta { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
  .footer-grid { flex-direction: column; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; scroll-behavior: auto; }
}

/* ---- Live Settings UI --------------------------------------------------- */
.settings-container {
  width: 100%;
  padding: 30px;
  box-sizing: border-box;
}

.settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-2);
  padding-bottom: 12px;
}

.settings-tabs {
  display: flex;
  gap: 12px;
}

.settings-tab-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.8rem;
  transition: all 0.2s;
}

.settings-tab-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.settings-tab-content {
  display: none;
}

.settings-tab-content.active {
  display: block;
}

.trigger-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.trigger-row {
  display: grid;
  grid-template-columns: auto 2fr 1.1fr 1.1fr auto;
  gap: 16px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 12px 18px;
  border-radius: 12px;
}

.trigger-group-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.trigger-group-header {
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.trigger-group-header h3 {
  margin: 0 0 4px 0;
  font-size: 1.1rem;
  color: var(--accent);
  font-weight: 600;
}

.trigger-group-header p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.trigger-group-rows {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.trigger-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.trigger-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

.trigger-desc {
  font-size: 0.8rem;
  color: var(--muted);
}

.trigger-select {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  outline: none;
  font-size: 0.85rem;
}

.trigger-intensity-pills {
  display: flex;
  gap: 4px;
}

.intensity-pill {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 6px 10px;
  font-size: 0.75rem;
  border-radius: 6px;
  cursor: pointer;
  user-select: none;
  text-align: center;
}

.intensity-pill.active {
  background: rgba(255, 138, 0, 0.1);
  color: white;
  border-color: var(--accent);
}

.btn-test {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.btn-test:hover {
  background: var(--border);
}

/* License Tab */
.license-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 12px;
  max-width: 500px;
  margin: 0 auto;
}

.license-status-badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
  font-family: var(--mono);
}

.badge-demo {
  background: rgba(255, 138, 0, 0.1);
  color: var(--accent);
  border: 1px solid var(--accent);
}

.badge-valid {
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
  border: 1px solid #10b981;
}

.license-field-group {
  margin-bottom: 16px;
}

.license-field-label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.license-input {
  width: 100%;
  box-sizing: border-box;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  outline: none;
  font-family: var(--mono);
}

.license-actions {
  display: flex;
  gap: 12px;
}

/* Offline/Not Connected Banner */
.connection-error-banner {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 1px solid #ef4444;
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
}

/* Toggle Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 20px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--surface-2);
  border: 1px solid var(--border);
  transition: .3s;
  border-radius: 20px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 12px;
  width: 12px;
  left: 3px;
  bottom: 3px;
  background-color: var(--muted);
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: rgba(255, 138, 0, 0.2);
  border-color: var(--accent);
}

input:checked + .slider:before {
  background-color: var(--accent);
  transform: translateX(20px);
}

input:disabled + .slider {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Lock Icon / Badge styles */
.badge-locked {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.05em;
  background: rgba(255, 255, 255, 0.05);
  color: var(--faint);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 8px;
  vertical-align: middle;
  border: 1px solid var(--border);
}