/* ── Fonts ─────────────────────────────────────────────────────────────────── */
/*
 * Typeface: Karrik by Jean-Baptiste Morizot, Lucas Le Bihan.
 * Distributed by velvetyne.fr (https://velvetyne.fr/fonts/karrik/).
 * Licensed under the SIL Open Font License v1.1 — see /fonts/LICENCE.txt.
 */
@font-face {
  font-family: 'Karrik';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/Karrik-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'Karrik';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('/fonts/Karrik-Italic.woff2') format('woff2');
}

/* ── Tokens ─────────────────────────────────────────────────────────────────── */
:root {
  /* Primary / accent updated via JS when color changes */
  --primary:            #e8824a;
  --primary-container:  #b84c00;
  --on-primary:         #1c0800;
  --on-primary-container: #ffffff;
  --accent:             #b84c00;

  --bg:                 oklch(0.1452 0.006 55);
  --surface:            oklch(0.1867 0.007 55);
  --surface-container-lowest:  oklch(0.1638 0.006 55);
  --surface-container-low:     oklch(0.2221 0.008 55);
  --surface-container:         oklch(0.2393 0.009 55);
  --surface-container-high:    oklch(0.2850 0.010 55);
  --surface-container-highest: oklch(0.3290 0.011 55);
  --surface-bright:            oklch(0.3446 0.012 55);
  --surface-variant:           oklch(0.3290 0.011 55);

  /* Text / on-surface */
  --on-surface:         #e2e2e2;
  --on-surface-variant: #c8a884;
  --on-background:      #e2e2e2;

  /* Outline. */
  --outline:            #a3856e;
  --outline-variant:    #4a3020;

  /* Secondary */
  --secondary:          #c8c6c5;
  --secondary-container:#474746;
  --on-secondary:       #303030;

  /* Error */
  --error:              #ffb4ab;
  --error-container:    #93000a;

  /* Functional */
  --border:             rgba(255,255,255,0.08);
  --border-hi:          rgba(255,255,255,0.16);

  /* Radii */
  --r:                  16px;
  --r-sm:               8px;
  --r-xs:               4px;

  /* Type scale. */
  --fs-caption: 12px;                      /* eyebrows, labels, fine print */
  --fs-sm:      14px;                      /* secondary / helper text */
  --fs-base:    16px;                      /* body */
  --fs-md:      18px;                      /* lead paragraphs, buttons */
  --fs-lg:      22px;                      /* subsection headings */
  --fs-xl:      30px;                      /* section headings */
  --fs-display: clamp(40px, 6.5vw, 60px);  /* hero */

  /* Animation */
  --ease:               cubic-bezier(0.4, 0, 0.2, 1);
  --dur:                200ms;

  /* System monospace — reserved for raw URLs / backup codes only */
  --mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

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

html {
  font-size: var(--fs-base);
  background: var(--bg);
  color: var(--on-background);
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: 'Karrik', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

button { cursor: pointer; user-select: none; }
a { color: var(--primary); text-decoration: none; }

/* ── Typography ─────────────────────────────────────────────────────────────── */
.font-display   { font-family: 'Karrik', sans-serif; font-weight: 400; letter-spacing: -0.02em; }
.font-headline  { font-family: 'Karrik', sans-serif; font-weight: 400; }
.font-body      { font-family: 'Karrik', sans-serif; font-weight: 400; }
.font-mono      { font-family: 'Karrik', sans-serif; font-weight: 400; font-size: var(--fs-caption); letter-spacing: 0.1em; text-transform: uppercase; }

/* ── Mode gating ────────────────────────────────────────────────────────────── */
html[data-mode="landing"] #dashboard  { display: none !important; }
html[data-mode="landing"] #bottom-nav { display: none !important; }
html[data-mode="landing"] #top-bar    { display: none !important; }
html[data-mode="app"]     #landing    { display: none !important; }
html[data-mode="app"]     #web-footer { display: none !important; }

#qr-warning {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(255, 180, 171, 0.1);
  border: 1px solid var(--error);
  border-radius: var(--r-sm);
  color: var(--error);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
}
#qr-warning[hidden] {
  display: none !important;
}

/* ── Inline UI icons ────────────────────── */
.ui-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ui-icon svg { width: 24px; height: 24px; display: block; }
#qr-warning .ui-icon svg { width: 18px; height: 18px; }

/* ═══════════════════════════════════════════════════════════════════════════════
   TOP APP BAR
   ═══════════════════════════════════════════════════════════════════════════════ */
#top-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  width: 100%;
  background: var(--surface);
  padding-top: env(safe-area-inset-top);
}
#top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 896px;
  margin: 0 auto;
  padding: 8px 32px;
}
#top-bar .app-title {
  font-family: 'Karrik', sans-serif;
  font-size: 48px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--on-surface);
}
@media (max-width: 640px) {
  #top-bar .app-title { font-size: 36px; }
}
#top-bar .bar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
#top-bar .bar-actions .ui-icon {
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: opacity var(--dur) var(--ease);
}
#top-bar .bar-actions .ui-icon:hover { opacity: 0.8; }

/* ── Profile bar + switcher ─────────────────────────────────────────────── */
#profile-bar {
  background: var(--surface-container-low);
}

.profile-switch {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  max-width: 896px;
  margin: 0 auto;
  padding: 9px 32px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--on-surface);
  font-family: 'Karrik', sans-serif;
}

.profile-switch:hover { background: var(--surface-container); }

.profile-switch:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.profile-swatch {
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--border-hi);
}

.profile-eyebrow {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--outline);
}

.profile-current {
  flex: 1 1 auto;
  min-width: 0;
  font-size: var(--fs-sm);
  font-weight: 400;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.profile-caret {
  flex: 0 0 auto;
  color: var(--on-surface-variant);
  font-size: var(--fs-caption);
}

/* ── Profile switcher menu ──────────────────────────────────────────────── */
#profile-menu {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 16px;
  padding-top: max(72px, env(safe-area-inset-top));
  background: rgba(0, 0, 0, 0.6);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

#profile-menu[hidden] { display: none; }

#profile-menu-panel {
  --kc-border: var(--primary);
  --notch: 20px;
  width: 100%;
  max-width: 420px;
  padding: 22px 22px 18px;
}

.profile-menu-title {
  font-size: var(--fs-md);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--on-surface);
  margin-bottom: 6px;
}

.profile-menu-desc {
  font-size: var(--fs-caption);
  line-height: 1.5;
  color: var(--on-surface-variant);
  margin-bottom: 16px;
}

.profile-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.profile-row {
  display: flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--surface-container-high);
}

.profile-row.active { border-color: var(--primary); }

.profile-row-main {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--on-surface);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
}

.profile-row-main:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.profile-row-name {
  flex: 1 1 auto;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.profile-row-check { color: var(--primary); font-weight: 400; }

.profile-row-actions {
  flex: 0 0 auto;
  display: flex;
  gap: 2px;
  padding-right: 8px;
}

.profile-row-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--r-sm);
  background: none;
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.profile-row-btn:hover { background: var(--surface-container-highest); color: var(--on-surface); }
.profile-row-del:hover { color: #ff6b6b; background: rgba(255, 107, 107, 0.12); }

.profile-row-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.profile-rename-input {
  width: 100%;
  padding: 12px 14px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--on-surface);
  background: var(--surface-container-lowest);
  border: 1px solid var(--primary);
  border-radius: var(--r-sm);
}

.profile-rename-input:focus-visible { outline: none; }

.profile-new {
  width: 100%;
  padding: 12px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--primary);
  background: none;
  border: 1px dashed var(--border-hi);
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}

.profile-new:hover { background: var(--surface-container-high); }

.profile-new:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   LANDING PAGE
   ═══════════════════════════════════════════════════════════════════════════════ */
#landing {
  display: flex;
  flex-direction: column;
}

/* Full-bleed top bar */
.lp-bar {
  position: relative;
  width: 100%;
  background: var(--surface);
  padding-top: env(safe-area-inset-top);
}
.lp-bar-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px max(20px, env(safe-area-inset-right)) 16px max(20px, env(safe-area-inset-left));
}
.lp-wordmark {
  font-family: 'Karrik', sans-serif;
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--on-surface);
}
.lp-logo-img {
  height: 36px;
  width: auto;
  display: block;
}
.app-logo-img {
  height: 40px;
  width: auto;
  display: block;
}
@media (max-width: 640px) {
  .app-logo-img { height: 32px; }
  .lp-main { padding-top: 10px; }
}
.lp-bar-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--secondary);
}
.lp-bar-tag .ui-icon { color: var(--primary); }
.lp-bar-tag .ui-icon svg { width: 16px; height: 16px; }

/* Header nav */
.lp-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.lp-nav a {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--secondary);
  transition: color var(--dur) var(--ease);
}
.lp-nav a:hover { color: var(--on-surface); text-decoration: none; }

.lp-nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  color: var(--on-surface);
  background: transparent;
  transition: background var(--dur) var(--ease);
}
.lp-nav-toggle:hover { background: var(--surface-container-high); }
.lp-nav-toggle .ui-icon svg { width: 26px; height: 26px; }

@media (max-width: 720px) {
  .lp-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    z-index: 50;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--surface);
    padding: 4px max(20px, env(safe-area-inset-right)) 8px max(20px, env(safe-area-inset-left));
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
  }
  .lp-nav.open { display: flex; }
  .lp-nav a {
    padding: 16px 4px;
    font-size: var(--fs-caption);
  }
  .lp-nav-toggle { display: inline-flex; }
}

/* Centered content column */
.lp-main {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 48px max(20px, env(safe-area-inset-right)) 80px max(20px, env(safe-area-inset-left));
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Shared */
.lp-h2 {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  line-height: 1.2;
  color: var(--on-surface);
  margin-bottom: 16px;
}
.lp-note {
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--secondary);
}
.lp-card {
  background: var(--surface-container);
  border-radius: var(--r);
  padding: 32px;
}
.lp-block { padding: 8px 0; }

/* Hero — an oversized canid card: dark fill, 45° top-right notch, and the card
   view's draw-on stroke (static bracket at the cut, full outline on hover/focus). */
.lp-hero {
  --hero-notch: 44px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  padding: clamp(32px, 4.5vw, 52px);
  margin-top: 4px;
}
.lp-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - var(--hero-notch)) 0, 100% var(--hero-notch), 100% 100%, 0 100%);
}
.lp-hero > * { position: relative; z-index: 2; }
.lp-hero .card-outline {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  overflow: visible;
  pointer-events: none;
}
.lp-hero .co-notch,
.lp-hero .co-draw {
  fill: none;
  stroke: var(--primary);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.5;
}
.lp-hero .co-draw {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 420ms var(--ease);
}
.lp-hero:hover .co-draw,
.lp-hero:focus-within .co-draw {
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.lp-hero h1 {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-display);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--on-surface);
}
.lp-hero-sub {
  font-size: clamp(18px, 2.6vw, 22px);
  line-height: 1.4;
  font-weight: 400;
  color: var(--secondary);
  max-width: 46ch;
}
.lp-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 72px;
  padding: 0 32px;
  margin-top: 8px;
  background: var(--primary-container);
  color: var(--on-primary-container);
  --notch: 20px;
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.lp-cta:hover { background: var(--primary); color: var(--on-primary); text-decoration: none; }
.lp-cta:active { transform: scale(0.98); }
.lp-cta:focus-visible { outline: 2px solid var(--on-primary-container); outline-offset: -5px; }

.lp-cta .ui-icon { width: 22px; height: 22px; transform: rotate(-45deg); transition: transform var(--dur) var(--ease); }
.lp-cta:hover .ui-icon { transform: rotate(-45deg) translateX(3px); }
.lp-cta .ui-icon svg { width: 22px; height: 22px; }
.lp-hero-note { font-size: var(--fs-sm); color: var(--secondary); }

/* How it works */
.lp-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 16px;
  padding: 0;
  list-style: none;
  counter-reset: steps;
}
.lp-step {
  counter-increment: steps;
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 0;
  font-size: var(--fs-base);
  line-height: 1.45;
  font-weight: 400;
  color: var(--on-surface);
}
.lp-step:first-child { padding-top: 0; }
.lp-step:last-child  { padding-bottom: 0; }
.lp-step::before {
  content: counter(steps);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--primary);
  flex-shrink: 0;
}

/* Feature cards */
.lp-duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 760px) {
  .lp-duo { grid-template-columns: 3fr 2fr; }
}
.lp-duo-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.lp-duo .lp-card {
  display: flex;
  flex-direction: column;
}
.lp-duo .lp-card .lp-h2 { margin-bottom: 12px; }
.lp-duo .lp-card p {
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--secondary);
}
.lp-duo .lp-card p + p { margin-top: 14px; }
.lp-duo .lp-card ul {
  margin: 20px 0;
  padding-left: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.lp-duo .lp-card li {
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--secondary);
}

.lp-scene {
  margin-top: 14px;
  color: var(--on-surface) !important;
  font-weight: 400;
}

/* Install */
.lp-install {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}
@media (min-width: 760px) {
  .lp-install { grid-template-columns: repeat(3, 1fr); }
}
.lp-platform {
  background: var(--surface-container-low);
  border-radius: var(--r);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.lp-platform-head { display: flex; align-items: center; gap: 14px; }
.lp-tile {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  border-radius: var(--r);
  background: var(--surface);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.lp-tile .ui-icon svg { width: 28px; height: 28px; }
.lp-platform-head h3 {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  line-height: 1.25;
  color: var(--on-surface);
}
.lp-platform-head h3 span {
  display: block;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-top: 3px;
}
.lp-platform ol {
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.lp-platform li {
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--secondary);
}
.lp-platform strong { color: var(--on-surface); font-weight: 400; }

/* Preview banner (horizontal, no icon) */
.lp-preview {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
  background: var(--surface-container);
  border-radius: var(--r);
  transition: background var(--dur) var(--ease);
}
.lp-preview:hover { background: var(--surface-container-high); text-decoration: none; }
.lp-preview-text {
  flex: 1;
  min-width: 0;
}
.lp-preview h3 {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
  margin-bottom: 4px;
}
.lp-preview p {
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--secondary);
}
.lp-preview-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 400;
  font-size: var(--fs-base);
  white-space: nowrap;
  flex-shrink: 0;
}
.lp-preview-link .ui-icon { width: 20px; height: 20px; transform: rotate(-45deg); transition: transform var(--dur) var(--ease); }
.lp-preview:hover .lp-preview-link .ui-icon { transform: rotate(-45deg) translateX(3px); }
.lp-preview-link .ui-icon svg { width: 20px; height: 20px; }
@media (max-width: 600px) {
  .lp-preview {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

/* ═══════════════════════════════════════════════════════════════════════════════
   DASHBOARD
   ═══════════════════════════════════════════════════════════════════════════════ */
#dashboard {
  max-width: 896px;
  margin: 0 auto;
  padding: 32px 32px 120px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  counter-reset: sec;
}

.section-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--on-surface-variant);
  padding-left: 8px;
}

.section-title::before {
  counter-increment: sec;
  content: counter(sec, decimal-leading-zero);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--primary);
}

.kc-notch {
  --notch: 16px;
  --kc-bw: 2px;
  --kc-border: var(--surface-variant);
  --kc-fill: var(--surface-container);
  position: relative;
  background: var(--kc-border);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  transition: background-color var(--dur) var(--ease);
}
.kc-notch::before {
  content: '';
  position: absolute;
  inset: var(--kc-bw);
  background: var(--kc-fill);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  pointer-events: none;
}
.kc-notch > * { position: relative; z-index: 1; }

.notch-tr {
  clip-path: polygon(0 0, calc(100% - 13px) 0, 100% 13px, 100% 100%, 0 100%);
}

.notch-tr:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -4px;
}
.section-helper {
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--outline);
  padding: 0 8px;
  margin-top: -16px;
}

/* ── QR Preview ─────────────────────────────────────────────────────────────── */
#qr-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 0;
  gap: 12px;
}

.qr-outer {
  display: flex;
  justify-content: center;
}

.qr-patch {
  --cut: 24px;
  background: rgb(var(--theme-primary-rgb, 232, 130, 74));
  clip-path: polygon(
    var(--cut) 0, calc(100% - var(--cut)) 0,
    100% var(--cut), 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, var(--cut) 100%,
    0 calc(100% - var(--cut)), 0 var(--cut)
  );
  padding: var(--frame, 4px);
  display: flex;
  min-width: 0;
  min-height: 0;
  transition: clip-path 600ms ease;
}

.qr-wrap {
  background: #ffffff;
  clip-path: polygon(
    var(--cut) 0, calc(100% - var(--cut)) 0,
    100% var(--cut), 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, var(--cut) 100%,
    0 calc(100% - var(--cut)), 0 var(--cut)
  );
  padding: 24px;
  display: flex;
  justify-content: center;
  min-width: 0;
  min-height: 0;
}

#qr-container { display: flex; justify-content: center; }
#qr-container svg { display: block; }

#control-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

/* Segmented tab control */
#bucket-tabs {
  display: flex;
  width: 100%;
  background: var(--surface-container);
  border-radius: var(--r);
  overflow: hidden;
  height: 72px;
}

.bucket-tab {
  flex: 1;
  min-width: 0;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
  opacity: 0.6;
  background: transparent;
  border: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), opacity var(--dur) var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px 4px;
}
.bucket-tab-label {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.bucket-tab:hover:not(.active) {
  background: var(--surface-bright);
  color: var(--on-surface);
  opacity: 0.85;
}
.bucket-tab.active {
  background: var(--primary-container);
  color: var(--on-primary-container);
  opacity: 1;
}
.bucket-tab:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

/* Action Buttons Row (Copy Link & Present) */
#qr-actions {
  display: flex;
  gap: 12px;
  width: 100%;
}

.qr-action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 72px;
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  cursor: pointer;
  transition: opacity var(--dur) var(--ease), background var(--dur) var(--ease);
}
.qr-action-btn .ui-icon svg {
  width: 24px;
  height: 24px;
}
.qr-action-btn:hover {
  opacity: 0.95;
}
.qr-action-btn.disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
/* Hold the disabled look: no hover lift, no press scale on a dead button. */
.qr-action-btn.disabled:hover { opacity: 0.45; }
.qr-action-btn.disabled:active { transform: none; }
.qr-action-btn:active {
  transform: scale(0.98);
}

#copy-btn {
  background: var(--surface-container-highest);
  color: var(--on-surface);
}
#copy-btn:hover {
  background: var(--surface-bright);
}

#present-btn {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

#exit-present-btn { display: none; }
#exit-present-btn {
  height: 72px;
  padding: 0 24px;
  background: var(--surface);
  border-radius: var(--r);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
  white-space: nowrap;
  transition: background var(--dur) var(--ease);
}
#exit-present-btn:hover { background: var(--surface-bright); }

/* ── Present mode overlay ───────────────────────────────────────────────────── */
body.present { overflow: hidden; }

body.present #qr-section {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10, 10, 11, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 0;
  padding: clamp(16px, 3vh, 40px);
  gap: clamp(16px, 3vh, 40px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.present-logo { display: none; }
body.present .present-logo {
  display: block;
  height: 26px;
  width: auto;
  opacity: 0.75;
}

.present-name { display: none; }
body.present .present-name {
  display: block;
  max-width: 86vw;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--on-surface);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
body.present .present-name:empty { display: none; }

body.present .qr-outer {
  width: min(86vw, calc(100dvh - 300px), 560px);
  aspect-ratio: 1;
  padding: 0;
  animation: presentReveal 280ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

body.present .qr-patch {
  --cut: 40px;
  --frame: 8px;
  width: 100%;
}
body.present .qr-wrap { padding: 36px; }

@keyframes presentReveal {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

body.present #qr-wrap { width: 100%; }
body.present #qr-container { width: 100%; aspect-ratio: 1 / 1; }
body.present #qr-container svg { width: 100% !important; height: 100% !important; display: block; }

#present-actions { display: none; }
body.present #present-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: center;
}

body.present #present-actions button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--surface);
  color: var(--on-surface);
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

@media (hover: hover) {
  body.present #present-actions button:hover {
    background: var(--surface-bright);
    transform: scale(1.05);
  }
}
body.present #present-actions button:active {
  transform: scale(0.95);
}

body.present #present-contrast-btn[aria-pressed="true"] {
  background: var(--primary-container);
  border-color: var(--primary-container);
  color: var(--on-primary-container);
}
body.present #present-actions button .ui-icon svg {
  width: 28px;
  height: 28px;
}

/* ── Theme Section ──────────────────────────────────────────────────────────── */
#color-section {
  background: var(--surface-container-high);
  border-radius: var(--r);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.theme-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 8px 0;
  margin-top: 4px;
}
.toggle-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.toggle-title {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--on-surface);
}
.toggle-desc {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  color: var(--outline);
}


/* Color pickers */
#color-pickers {
  display: flex;
  gap: 12px;
}

.color-swatch-wrap {
  flex: 1;
  height: 72px;
  border-radius: var(--r);
  background: var(--surface-container);
  border: 1px solid var(--surface-variant);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease);
  appearance: none;
  -webkit-appearance: none;
  padding: 0;
  font: inherit;
  color: inherit;
  text-align: left;
}
.color-swatch-wrap:hover { border-color: var(--outline); }
.color-swatch-wrap:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}
.color-swatch-wrap.active {
  border-color: var(--primary);
  outline: 3px solid var(--primary);
  outline-offset: -1px;
}

.color-swatch-name {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--outline);
  position: absolute;
  top: 8px;
  left: 16px;
  z-index: 2;
  pointer-events: none;
}

.color-swatch-gradient {
  position: absolute;
  bottom: 8px;
  left: 12px;
  right: 12px;
  height: 24px;
  border-radius: var(--r-sm);
  pointer-events: none;
}

.hidden-controls {
  width: 0;
  height: 0;
  overflow: hidden;
}
.color-input-hidden {
  width: 1px;
  height: 1px;
  opacity: 0;
  border: 0;
  padding: 0;
}

/* ── Handles / Identities ───────────────────────────────────────────────────── */
#handles-section {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

#handles-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.handle-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.handle-platform-label {
  display: inline-block;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--outline);
  padding-left: 2px;
}

.handle-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.handle-row {
  --kc-fill: var(--surface-container);
  --kc-border: var(--surface-variant);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  padding-right: 16px;
}
.handle-row:hover {
  --kc-border: var(--outline-variant);
}
.handle-row:focus-within {
  --kc-border: var(--primary);
}

.handle-row.invalid {
  --kc-border: var(--error);
}
.handle-row.invalid .handle-icon-box {
  color: var(--error);
}
.handle-row.invalid .handle-input {
  color: var(--error);
}

.handle-icon-box {
  width: 64px;
  height: 64px;
  min-width: 64px;
  border-radius: var(--r-xs);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-surface);
}
.handle-icon-box svg {
  width: 28px;
  height: 28px;
}


.handle-fields {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.handle-label-input {
  flex: none;
  height: 48px;
  padding: 0 8px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--surface-variant);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--on-surface-variant);
  transition: border-color var(--dur) var(--ease);
}
.handle-label-input:focus { outline: none; border-bottom-color: var(--primary); }
.handle-label-input::placeholder {
  color: var(--outline);
  font-weight: 400;
}

.handle-input {
  flex: none;
  width: 100%;
  height: 64px;
  padding: 0 8px;
  background: transparent;
  border: none;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
  transition: none;
}
.handle-input:focus {
  outline: none;
  box-shadow: none;
  border: none;
}
.handle-input::placeholder {
  color: var(--outline);
  font-weight: 400;
}

.handle-hint {
  margin: 6px 8px 4px;
  font-size: var(--fs-caption);
  line-height: 1.4;
  font-weight: 400;
  color: var(--outline);
  overflow-wrap: anywhere;
}

#name-section {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.display-name-input {
  width: 100%;
  height: 56px;
  padding: 0 16px;
  background: var(--surface-container-low);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
}
.display-name-input::placeholder { color: var(--outline); font-weight: 400; }
.display-name-input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
  border-color: transparent;
}

.handle-label-input + .handle-input {
  height: 48px;
}

.remove-handle-btn {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  color: var(--outline);
  font-size: var(--fs-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 4px;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.remove-handle-btn:hover {
  color: var(--error);
  background: rgba(255,180,171,0.1);
}

.handles-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  text-align: center;
  background: var(--surface-container);
  border-radius: var(--r);
  border: 2px dashed var(--outline-variant);
  color: var(--outline);
  gap: 12px;
}
.handles-empty-state .ui-icon {
  color: var(--outline-variant);
}
.handles-empty-state .ui-icon svg {
  width: 40px;
  height: 40px;
}
.handles-empty-state-title {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--on-surface);
}
.handles-empty-state-desc {
  font-size: var(--fs-caption);
  max-width: 260px;
  line-height: 1.4;
  opacity: 0.8;
}

/* ── Network picker (tap-grid) ──────────────────────────────── */
#add-network-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}
.add-network-label {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--outline);
  padding-left: 2px;
}
#network-picker {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 10px;
}
.net-tile {
  --kc-fill: var(--surface-container);
  --kc-border: var(--surface-variant);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 88px;
  padding: 14px 8px;
  color: var(--on-surface);
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.net-tile:hover { --kc-border: var(--primary); }
.net-tile:focus-visible { outline: none; --kc-border: var(--primary); }
.net-tile:active { transform: scale(0.97); }
.net-tile-icon { color: var(--on-surface); }
.net-tile-icon svg { width: 30px; height: 30px; display: block; }
.net-tile-label {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  text-align: center;
  line-height: 1.1;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.network-picker-empty {
  grid-column: 1 / -1;
  padding: 18px;
  text-align: center;
  border: 2px dashed var(--outline-variant);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--outline);
}

.add-handle-btn {
  height: 48px;
  padding: 0 16px;
  background: transparent;
  border: 2px dashed var(--outline-variant);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--outline);
  align-self: flex-start;
  margin-top: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.add-handle-btn:hover {
  color: var(--on-surface);
  border-color: var(--outline);
}

/* ── Membership Matrix ──────────────────────────────────────────────────────── */
#matrix-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

#membership-matrix {
  background: var(--surface-container-low);
  border-radius: var(--r-sm);
  padding: 20px 16px;
  overflow-x: auto;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
}

.matrix-table th {
  padding: 0 12px 14px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--outline);
  text-align: center;
}
.matrix-table th:not(:first-child),
.matrix-table td:not(:first-child) {
  width: 1%;
  white-space: nowrap;
}
.matrix-col-name {
  display: inline-block;
  max-width: 96px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  vertical-align: bottom;
}
.matrix-table th:first-child {
  text-align: left;
  width: 100%;
  max-width: 0;
}

.matrix-table td {
  padding: 8px 12px;
  border-top: 1px solid var(--surface-variant);
  text-align: center;
  vertical-align: middle;
}
.matrix-table td:first-child {
  text-align: left;
  width: 100%;
  max-width: 0;
  color: var(--on-surface);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
}
.matrix-table td:first-child .matrix-label {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.matrix-table td:first-child .matrix-label svg {
  width: 20px;
  height: 20px;
  color: var(--outline);
  flex-shrink: 0;
}
.matrix-table td:first-child .matrix-label > span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.matrix-cb {
  width: 48px;
  height: 48px;
  cursor: pointer;
  border-radius: var(--r-xs);
  background: var(--surface-container-lowest);
  border: 2px solid var(--surface-variant);
  position: relative;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.matrix-cb::before {
  content: '';
  position: absolute;
  left: 24%;
  right: 24%;
  top: 50%;
  height: 3px;
  transform: translateY(-50%);
  background: var(--outline-variant);
  transition: opacity var(--dur) var(--ease);
}
.matrix-cb:hover { border-color: var(--outline); }
/* Granted = warm accent block + check. */
.matrix-cb:checked {
  background: var(--primary-container);
  border-color: var(--primary-container);
}
.matrix-cb:checked::before { opacity: 0; }
.matrix-cb:checked::after {
  content: '';
  position: absolute;
  left: 17px;
  top: 9px;
  width: 10px;
  height: 20px;
  border: solid var(--on-primary-container);
  border-width: 0 4px 4px 0;
  transform: rotate(45deg);
}

@media (max-width: 480px) {
  .matrix-table td { padding: 8px 5px; }
  .matrix-table th { padding: 0 5px 12px; }
  .matrix-table td:first-child { font-size: var(--fs-sm); }
  .matrix-cb { width: 44px; height: 44px; }
  .matrix-col-name { max-width: 64px; }
}

/* ── Bucket Settings ────────────────────────────────────────────────────────── */
#bucket-config {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

#bucket-config-inner {
  background: var(--surface-container-high);
  border-radius: var(--r);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

#bucket-names {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bucket-name-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--surface-variant);
}
.bucket-name-block:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.bucket-name-label {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bucket-name-label span {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--outline);
  white-space: nowrap;
  min-width: 80px;
}

.bucket-name-input {
  flex: 1;
  height: 56px;
  padding: 0 16px;
  background: var(--surface-container);
  border: 1px solid var(--surface-variant);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  color: var(--on-surface);
  transition: border-color var(--dur) var(--ease);
}
.bucket-name-input:focus { border-color: var(--primary); outline: none; }

.default-bucket-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 8px;
}
.default-bucket-row label {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--outline);
}

#default-bucket-select {
  width: 100%;
  height: 56px;
  padding: 0 40px 0 16px;
  background: var(--surface-container);
  border: 1px solid var(--surface-variant);
  border-radius: var(--r-sm);
  color: var(--on-surface);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23a68b7c'%3E%3Cpath d='M7 10l5 5 5-5H7z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px;
}
#default-bucket-select:hover { border-color: var(--outline); }
#default-bucket-select:focus { border-color: var(--primary); outline: none; }

/* ── Backup / Footer Actions ────────────────────────────────────────────────── */
#backup-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
}

.backup-intro {
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--outline);
  padding: 0 8px 4px;
}

.backup-warning {
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--outline);
  padding: 16px;
  background: rgba(255,180,171,0.06);
  border: 1px solid rgba(255,180,171,0.2);
  border-radius: var(--r);
}
.backup-warning strong { color: var(--error); }

#backup-btn {
  width: 100%;
  height: 72px;
  background: var(--surface-container);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background var(--dur) var(--ease);
}
#backup-btn:hover { background: var(--surface-bright); }
#backup-btn .ui-icon svg { width: 24px; height: 24px; }

#backup-output { display: flex; flex-direction: column; gap: 12px; }

.backup-url-wrap {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  flex-wrap: wrap;
}

#backup-url-display {
  flex: 1;
  min-width: 0;
  padding: 14px 16px;
  background: var(--surface-container);
  border: 1px solid var(--surface-variant);
  border-radius: var(--r-sm);
  font-family: var(--mono);
  font-size: var(--fs-caption);
  color: var(--on-surface);
  word-break: break-all;
  line-height: 1.5;
  min-height: 52px;
}
#backup-url-display.masked { color: var(--outline); letter-spacing: 0.08em; }

.backup-action-btn {
  height: 52px;
  padding: 0 18px;
  background: var(--surface-container);
  border: 1px solid var(--surface-variant);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface);
  white-space: nowrap;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.backup-action-btn:hover { background: var(--surface-bright); border-color: var(--outline); }

.backup-bottom-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.import-label {
  display: flex;
  align-items: center;
  height: 52px;
  padding: 0 18px;
  background: transparent;
  border: 2px dashed var(--outline-variant);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--outline);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.import-label:hover { color: var(--on-surface); border-color: var(--outline); }
.import-label input { display: none; }

.keep-awake-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
}
.keep-awake-row span {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--outline);
}

.toggle-wrap {
  position: relative;
  width: 52px;
  height: 32px;
}
.toggle-wrap input {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
}
.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--surface-container);
  border-radius: var(--r);
  border: 1px solid var(--surface-variant);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.toggle-wrap input:checked + .toggle-track {
  background: var(--primary-container);
  border-color: var(--primary-container);
}
.toggle-track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 26px;
  height: 26px;
  background: var(--on-surface);
  border-radius: 50%;
  transition: left var(--dur) var(--ease), background var(--dur) var(--ease);
  box-shadow: 0 1px 3px rgba(0,0,0,0.4);
}
.toggle-wrap input:checked + .toggle-track::after {
  left: calc(100% - 28px);
  background: var(--on-primary-container);
}

.toggle-btn {
  flex-shrink: 0;
  min-width: 64px;
  height: 40px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid var(--surface-variant);
  background: var(--surface-container);
  color: var(--secondary);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.toggle-btn[aria-pressed="true"] {
  background: var(--primary-container);
  border-color: var(--primary-container);
  color: var(--on-primary-container);
}
.toggle-btn:hover { border-color: var(--outline); }
.toggle-btn:active { transform: scale(0.97); }
.toggle-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Version string */
.version-string {
  text-align: center;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--outline-variant);
  margin-top: 16px;
}

/* ── Bottom Nav Bar (Mobile) ────────────────────────────────────────────────── */
#bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  width: 100%;
  z-index: 50;
  justify-content: space-around;
  align-items: center;
  padding: 12px 24px calc(12px + env(safe-area-inset-bottom));
  background: var(--surface-container-highest);
  border-radius: var(--r) var(--r) 0 0;
}
@media (max-width: 767px) {
  #bottom-nav {
    display: flex;
    border-radius: 0;
  }
  #qr-actions { display: none; }
  #dashboard {
    padding-bottom: calc(180px + env(safe-area-inset-bottom));
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  #bucket-tabs {
    position: fixed;
    bottom: calc(96px + env(safe-area-inset-bottom));
    left: 0;
    width: 100%;
    z-index: 50;
    border-radius: var(--r) var(--r) 0 0;
    background: var(--surface-container-highest);
  }

  #toast { bottom: calc(188px + env(safe-area-inset-bottom)); }
  #saved-indicator { bottom: calc(188px + env(safe-area-inset-bottom)); }
}

.bottom-nav-btn {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 72px;
  padding: 0 24px;
  border-radius: var(--r-sm);
  color: var(--on-surface-variant);
  transition: background var(--dur) var(--ease);
}
.bottom-nav-btn:hover { background: var(--surface-bright); }
.bottom-nav-btn:active { transform: scale(0.98); }
.bottom-nav-btn.disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.bottom-nav-btn.disabled:hover { background: none; }
.bottom-nav-btn.disabled:active { transform: none; }
.bottom-nav-btn .ui-icon svg { width: 24px; height: 24px; }
.bottom-nav-btn .nav-label {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  display: none;
}
@media (min-width: 480px) {
  .bottom-nav-btn .nav-label { display: block; }
}

/* ── Web Footer (landing page) ──────────────────────────────────────────────── */
#web-footer {
  display: flex;
  width: 100%;
  padding: 32px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  background: var(--surface-container-lowest);
  margin-top: 32px;
}
@media (min-width: 768px) {
  #web-footer {
    flex-direction: row;
    justify-content: space-between;
    padding: 32px 48px;
  }
}

#web-footer .footer-title {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
}

#web-footer .footer-links {
  display: flex;
  gap: 24px;
}
#web-footer .footer-links a {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--secondary);
  transition: color var(--dur) var(--ease);
}
#web-footer .footer-links a:hover { color: var(--on-surface); }

/* ── Saved / Toast ──────────────────────────────────────────────────────────── */
#saved-indicator {
  position: fixed;
  bottom: 24px;
  right: 20px;
  padding: 8px 14px;
  background: var(--surface-container);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--primary);
  opacity: 0;
  transition: opacity var(--dur);
  pointer-events: none;
  z-index: 50;
}
#saved-indicator.visible { opacity: 1; }

#toast {
  position: fixed;
  bottom: 56px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 20px;
  background: var(--surface-container-high);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--on-surface);
  opacity: 0;
  transition: opacity var(--dur);
  pointer-events: none;
  z-index: 500;
  max-width: calc(100vw - 32px);
  text-align: center;
  line-height: 1.4;
}
#toast.visible { opacity: 1; }

/* ── Focus rings ────────────────────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--primary) 70%, transparent);
  outline-offset: 3px;
}


/* ── Backup nudge banner ────────────────────────────────────────────────────── */
#backup-nudge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(var(--theme-primary-rgb, 255, 183, 134), 0.1);
  border-radius: var(--r);
  color: var(--on-surface);
  font-size: var(--fs-sm);
  line-height: 1.4;
}
#backup-nudge[hidden] { display: none !important; }
#backup-nudge .ui-icon { color: var(--primary); }
#backup-nudge .ui-icon svg { width: 20px; height: 20px; }
#backup-nudge .nudge-text { flex: 1; }
#backup-nudge button {
  flex-shrink: 0;
  height: 40px;
  padding: 0 14px;
  border-radius: var(--r-sm);
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── Restore-from-code (paste) field ────────────────────────────────────────── */
.backup-restore {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
#backup-paste {
  width: 100%;
  min-height: 72px;
  padding: 12px 16px;
  background: var(--surface-container);
  border: 2px solid var(--surface-variant);
  border-radius: var(--r-sm);
  font-family: var(--mono);
  font-size: var(--fs-base);
  line-height: 1.5;
  color: var(--on-surface);
  resize: vertical;
  word-break: break-all;
  transition: border-color var(--dur) var(--ease);
}
#backup-paste:focus { border-color: var(--primary); outline: none; }
#backup-paste::placeholder { color: var(--outline); }
#restore-paste-btn {
  align-self: flex-start;
  height: 48px;
  padding: 0 20px;
  background: var(--surface-container-highest);
  color: var(--on-surface);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background var(--dur) var(--ease);
}
#restore-paste-btn:hover { background: var(--surface-bright); }
#restore-paste-btn .ui-icon svg { width: 20px; height: 20px; }
.backup-subtitle {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--outline);
  margin-top: 8px;
}

/* ── Top-bar info button ─────────────────────────────────────────────────────── */
.bar-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  color: var(--on-surface-variant);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.bar-icon-btn:hover { background: var(--surface-container-high); color: var(--on-surface); }
.bar-icon-btn:active { transform: scale(0.96); }
.bar-icon-btn .ui-icon svg { width: 24px; height: 24px; }

.install-hint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--primary-container);
  color: var(--on-primary-container);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  font-weight: 400;
  cursor: pointer;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.install-hint[hidden] { display: none; }
.install-hint:hover { opacity: 0.9; }
.install-hint:active { transform: scale(0.96); }
.install-hint .ui-icon svg { width: 18px; height: 18px; }

@keyframes recopyPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--theme-primary-rgb, 255, 183, 134), 0.0); }
  50%      { box-shadow: 0 0 0 4px rgba(var(--theme-primary-rgb, 255, 183, 134), 0.28); }
}

#copy-btn.needs-recopy {
  background: var(--primary-container);
  color: var(--on-primary-container);
  animation: recopyPulse 1.8s ease-in-out 2;
}
#copy-btn.needs-recopy:hover { background: var(--primary-container); filter: brightness(1.08); }
#copy-btn.is-copied { color: var(--on-surface-variant); }
#copy-btn.is-copied .ui-icon { color: var(--primary); }

.bottom-nav-btn.needs-recopy { color: var(--primary); }
.bottom-nav-btn.needs-recopy .ui-icon { color: var(--primary); }

@media (prefers-reduced-motion: reduce) {
  #copy-btn.needs-recopy { animation: none; }
}

/* ── QR length hint ──────────────────────────────────────────────────────────── */
#qr-length-hint {
  margin-top: 12px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-caption);
  line-height: 1.45;
  color: var(--outline);
  text-align: center;
}
#qr-length-hint.severe { color: var(--on-surface-variant); }
#qr-length-hint[hidden] { display: none !important; }

/* Keep the fullscreen "Present" QR clean. */
body.present #qr-warning,
body.present #qr-length-hint { display: none !important; }

/* ── FAQ: shared accordion (modal + standalone page) ─────────────────────────── */
.faq-body { display: flex; flex-direction: column; gap: 8px; }

.faq-item {
  flex-shrink: 0;
  background: var(--surface-container-low);
  border-radius: var(--r);
  overflow: hidden;
}
.faq-q {
  list-style: none;
  cursor: pointer;
  padding: 16px 18px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--on-surface);
  position: relative;
  padding-right: 44px;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::after {
  content: '';
  position: absolute;
  right: 18px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--outline);
  border-bottom: 2px solid var(--outline);
  transform: translateY(-65%) rotate(45deg);
  transition: transform var(--dur) var(--ease);
}
.faq-item[open] .faq-q::after { transform: translateY(-35%) rotate(-135deg); }
.faq-q:hover { color: var(--primary); }
.faq-a { padding: 0 18px 16px; }
.faq-a p {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--on-surface-variant);
}
.faq-a p + p { margin-top: 10px; }

/* ── First-run terms gate ────────────────────────────────────────────────────── */
#terms-gate {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.8);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
#terms-gate[hidden] { display: none !important; }

#terms-gate-dialog {
  --kc-border: var(--primary);
  --kc-fill: #141414;
  --notch: 22px;
  width: 100%;
  max-width: 480px;
  max-height: min(88dvh, 720px);
  overflow-y: auto;
  padding: 26px 24px 22px;
}
.terms-gate-title {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--on-surface);
  margin-bottom: 8px;
}
.terms-gate-intro {
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--on-surface-variant);
  margin-bottom: 18px;
}
.terms-gate-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 13px;
  margin-bottom: 18px;
}
.terms-gate-list li {
  position: relative;
  padding-left: 20px;
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--on-surface-variant);
}
.terms-gate-list li::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 7px;
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 1px;
}
.terms-gate-list strong { color: var(--on-surface); font-weight: 400; }
.terms-gate-foot {
  font-size: var(--fs-caption);
  line-height: 1.5;
  color: var(--on-surface-variant);
  margin-bottom: 20px;
}
.terms-gate-foot a { color: var(--primary); font-weight: 400; }
.terms-gate-actions { display: flex; gap: 10px; }
.terms-gate-actions button {
  flex: 1;
  height: 52px;
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  cursor: pointer;
  border-radius: var(--r-sm);
}
#terms-gate-cancel {
  background: var(--surface-container-high);
  color: var(--on-surface);
  border: none;
}
#terms-gate-cancel:hover { background: var(--surface-bright); }
#terms-gate-cancel:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
#terms-gate-agree {
  background: var(--primary-container);
  color: var(--on-primary-container);
  border: none;
  font-weight: 400;
}
#terms-gate-agree:hover { filter: brightness(1.08); }
#terms-gate-agree:focus-visible { outline-color: #0c0a08; }

/* ── FAQ modal ───────────────────────────────────────────────────────────────── */
#faq-modal,
#install-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.72);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
#faq-modal[hidden],
#install-modal[hidden] { display: none !important; }

#faq-dialog,
#install-dialog {
  --kc-border: var(--outline-variant);
  --kc-fill: #141414;
  --notch: 22px;
  width: 100%;
  max-width: 560px;
  max-height: min(85dvh, 760px);
  display: flex;
  flex-direction: column;
  padding: 22px 22px 24px;
}
.faq-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.faq-head h2 {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-lg);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--on-surface);
}
.faq-close {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}
.faq-close:hover { background: var(--surface-container-high); color: var(--on-surface); }
.faq-close .ui-icon svg { width: 22px; height: 22px; }
#faq-dialog .faq-body,
#install-dialog .faq-body {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  min-height: 0;
}
#install-dialog .faq-body > p:first-child {
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--on-surface-variant);
  margin-bottom: 12px;
}

/* ── FAQ standalone page (desktop) ───────────────────────────────────────────── */
.faq-page-main {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding:
    calc(24px + env(safe-area-inset-top))
    max(20px, env(safe-area-inset-right))
    calc(48px + env(safe-area-inset-bottom))
    max(20px, env(safe-area-inset-left));
}
.faq-page-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 0 28px;
}
.faq-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-sm);
  color: var(--on-surface-variant);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.faq-back:hover { background: var(--surface-container-high); color: var(--on-surface); }
.faq-page-logo { height: 30px; width: auto; display: block; }
.faq-page-title {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--on-surface);
  margin-bottom: 12px;
}
.faq-page-sub {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  line-height: 1.55;
  color: var(--on-surface-variant);
  margin-bottom: 32px;
  max-width: 60ch;
}
.faq-page .faq-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 56px;
  padding: 0 28px;
  margin-top: 32px;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-radius: var(--r-sm);
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-base);
  font-weight: 400;
  text-decoration: none;
  transition: filter var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.faq-page .faq-cta:hover { filter: brightness(1.08); transform: translateY(-2px); }

/* ── Legal page (Terms & Privacy) ────────────────────────────────────────────── */
.legal-body { display: flex; flex-direction: column; gap: 32px; }
.legal-body section { display: flex; flex-direction: column; gap: 12px; }
.legal-body h2 {
  font-family: 'Karrik', sans-serif;
  font-size: var(--fs-md);
  font-weight: 400;
  color: var(--on-surface);
}
.legal-body p {
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--on-surface-variant);
}
.legal-body ul {
  margin: 0;
  padding-left: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.legal-body li {
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--on-surface-variant);
}
.legal-body strong { color: var(--on-surface); font-weight: 400; }
.legal-body a { color: var(--primary); }