/* Passwort-Stärke — eigenes Design: Sicherheits-Dunkel + Ampel-Akzente, Tresor-Look */

:root {
  color-scheme: dark light;

  /* Dunkel-Palette (Default) */
  --bg: #0f172a;
  --bg-grad-1: #0f172a;
  --bg-grad-2: #111c33;
  --surface: #16223d;
  --surface-2: #1c2a48;
  --surface-3: #213253;
  --border: #2c3c5e;
  --border-strong: #3a4d75;
  --text: #e8eefb;
  --text-soft: #aebbd6;
  --text-dim: #8595b5;

  /* Ampel-Akzente */
  --red: #ef4444;
  --orange: #f59e0b;
  --yellow: #eab308;
  --lime: #84cc16;
  --green: #22c55e;
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.16);

  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 40px rgba(2, 6, 23, 0.55);
  --shadow-soft: 0 6px 18px rgba(2, 6, 23, 0.35);
  --ring: 0 0 0 3px rgba(56, 189, 248, 0.55);

  --maxw: 640px;
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #eef2fb;
  --bg-grad-1: #e9eefa;
  --bg-grad-2: #dfe7f6;
  --surface: #ffffff;
  --surface-2: #f4f7fd;
  --surface-3: #eaf0fb;
  --border: #d3ddf0;
  --border-strong: #b9c8e6;
  --text: #142036;
  --text-soft: #41526f;
  --text-dim: #66769a;
  --shadow: 0 16px 36px rgba(15, 23, 42, 0.14);
  --shadow-soft: 0 6px 16px rgba(15, 23, 42, 0.10);
  --accent-soft: rgba(56, 189, 248, 0.18);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(900px 520px at 50% -8%, rgba(56, 189, 248, 0.10), transparent 60%),
    linear-gradient(180deg, var(--bg-grad-1), var(--bg-grad-2));
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  min-height: 100dvh;
  padding:
    env(safe-area-inset-top)
    env(safe-area-inset-right)
    env(safe-area-inset-bottom)
    env(safe-area-inset-left);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #04121f;
  padding: 10px 16px;
  border-radius: 0 0 10px 0;
  z-index: 200;
  font-weight: 700;
}
.skip-link:focus { left: 0; }

/* Header */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 18px 6px;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: var(--green);
  background: linear-gradient(145deg, var(--surface-2), var(--surface));
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-soft);
}
.brand-text { min-width: 0; }
.brand-text h1 {
  margin: 0;
  font-size: 1.32rem;
  letter-spacing: 0.2px;
  line-height: 1.15;
}
.brand-sub {
  margin: 2px 0 0;
  font-size: 0.78rem;
  color: var(--text-dim);
}
.header-actions { display: flex; gap: 8px; flex: 0 0 auto; }

.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text-soft);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
.icon-btn:active { transform: scale(0.94); }
.install-btn { color: var(--green); }

.theme-icon-light { display: none; }
[data-theme="light"] .theme-icon-dark { display: none; }
[data-theme="light"] .theme-icon-light { display: block; }

/* Main */
.app-main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 8px 18px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  background: linear-gradient(160deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-soft);
}
.card-title {
  margin: 0 0 12px;
  font-size: 1.02rem;
  letter-spacing: 0.2px;
}

/* Privacy Banner */
.privacy-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, rgba(34, 197, 94, 0.14), rgba(34, 197, 94, 0.05));
  border: 1px solid rgba(34, 197, 94, 0.40);
  color: var(--text);
}
.privacy-banner svg { color: var(--green); flex: 0 0 auto; margin-top: 2px; }
.privacy-banner p { margin: 0; font-size: 0.86rem; color: var(--text-soft); }
.privacy-banner strong { color: var(--text); }

/* Input */
.field-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-soft);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}
.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.pw-input {
  width: 100%;
  font-size: 1.12rem;
  font-family: ui-monospace, "SFMono-Regular", "Menlo", "Consolas", monospace;
  letter-spacing: 0.5px;
  padding: 15px 56px 15px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border-strong);
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
[data-theme="light"] .pw-input { background: var(--surface-2); }
.pw-input::placeholder { color: var(--text-dim); font-family: system-ui, sans-serif; letter-spacing: normal; }
.pw-input:focus { border-color: var(--accent); box-shadow: var(--ring); }

.toggle-btn {
  position: absolute;
  right: 8px;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  display: grid;
  place-items: center;
  border-radius: 10px;
  transition: color .2s ease, background .2s ease;
}
.toggle-btn:hover { color: var(--accent); background: var(--accent-soft); }
.eye-hide { display: none; }
.toggle-btn.is-on .eye-show { display: none; }
.toggle-btn.is-on .eye-hide { display: block; }

.input-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
}
.char-count { font-size: 0.8rem; color: var(--text-dim); }
.text-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 8px;
}
.text-btn:hover { background: var(--accent-soft); }

/* Strength */
.strength-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.strength-label {
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: 0.2px;
}
.strength-score {
  font-size: 0.82rem;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}

.bar-track {
  height: 12px;
  border-radius: 999px;
  background: var(--surface-3);
  overflow: hidden;
  border: 1px solid var(--border);
}
.bar-fill {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: var(--text-dim);
  transition: width .35s cubic-bezier(.2,.7,.3,1), background-color .35s ease;
}
.bar-segments {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-top: 8px;
}
.seg {
  height: 4px;
  border-radius: 999px;
  background: var(--surface-3);
  transition: background-color .3s ease;
}

/* Stärke-Zustände (Ampel) */
.lvl-0 { --c: var(--text-dim); }
.lvl-1 { --c: var(--red); }
.lvl-2 { --c: var(--orange); }
.lvl-3 { --c: var(--yellow); }
.lvl-4 { --c: var(--lime); }
.lvl-5 { --c: var(--green); }

.strength-card.lvl-1 .strength-label,
.strength-card.lvl-2 .strength-label,
.strength-card.lvl-3 .strength-label,
.strength-card.lvl-4 .strength-label,
.strength-card.lvl-5 .strength-label { color: var(--c); }

.strength-card .bar-fill { background-color: var(--c, var(--text-dim)); }

.strength-card.lvl-1 .seg:nth-child(-n+1),
.strength-card.lvl-2 .seg:nth-child(-n+2),
.strength-card.lvl-3 .seg:nth-child(-n+3),
.strength-card.lvl-4 .seg:nth-child(-n+4),
.strength-card.lvl-5 .seg:nth-child(-n+5) { background-color: var(--c); }

/* Metrics */
.metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
}
.metric {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
}
[data-theme="light"] .metric { background: var(--surface-2); }
.metric-wide { grid-column: 1 / -1; }
.metric-value {
  display: block;
  font-size: 1.3rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  word-break: break-word;
  color: var(--text);
}
.metric-wide .metric-value { color: var(--c, var(--accent)); }
.strength-card.lvl-0 .metric-wide .metric-value { color: var(--text-dim); }
.metric-unit {
  display: block;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 4px;
  letter-spacing: 0.2px;
}

/* Checks */
.checks-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.check {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  padding: 11px 13px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--border);
}
[data-theme="light"] .check { background: var(--surface-2); }
.check-icon {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  font-size: 0.95rem;
  font-weight: 900;
}
.check-pass .check-icon { background: rgba(34, 197, 94, 0.18); color: var(--green); }
.check-fail .check-icon { background: rgba(239, 68, 68, 0.16); color: var(--red); }
.check-warn .check-icon { background: rgba(245, 158, 11, 0.18); color: var(--orange); }
.check-body { min-width: 0; }
.check-title { font-weight: 700; font-size: 0.9rem; }
.check-desc { font-size: 0.8rem; color: var(--text-dim); margin-top: 2px; word-break: break-word; }
.checks-empty { font-size: 0.86rem; color: var(--text-dim); text-align: center; padding: 6px 0; }

/* Info */
.info-list {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.info-list li { font-size: 0.84rem; color: var(--text-soft); }
.info-list strong { color: var(--text); }

.counter-row {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 14px;
  padding-top: 13px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-dim);
}
.counter-row strong { color: var(--text-soft); font-variant-numeric: tabular-nums; }
.counter-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45); }
  50% { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
}

/* Footer */
.app-footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 4px 18px 26px;
  text-align: center;
}
.app-footer p { margin: 0; font-size: 0.74rem; color: var(--text-dim); }

/* Toast */
.toast-container {
  position: fixed;
  left: 0;
  right: 0;
  bottom: calc(18px + env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  z-index: 300;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  max-width: 420px;
  width: 100%;
  background: var(--surface-3);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-left: 4px solid var(--accent);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.88rem;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .25s ease, transform .25s ease;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.toast-success { border-left-color: var(--green); }
.toast.toast-info { border-left-color: var(--accent); }

/* Responsive */
@media (max-width: 380px) {
  .brand-text h1 { font-size: 1.18rem; }
  .metrics { grid-template-columns: 1fr; }
  .metric-value { font-size: 1.18rem; }
}

@media (min-width: 560px) {
  .app-header { padding-top: 26px; }
}

/* Fokus-Sichtbarkeit */
:focus-visible {
  outline: none;
  box-shadow: var(--ring);
  border-radius: 10px;
}

/* Reduzierte Bewegung */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}