/* MangaMate 1.2 – im Stil von Apple.
   Grundlagen aus „apple-design“ (WWDC-Vorträge, fürs Web übersetzt):
   Systemschrift mit größenabhängiger Laufweite, gruppierte Flächen statt Linien,
   durchscheinende Leisten über dem Inhalt, Feedback schon beim Drücken,
   Federn ohne Überschwingen, und alles respektiert die Bedienungshilfen des Systems. */

/* ========================================================================
   Tokens
   ======================================================================== */

:root {
  color-scheme: light dark;

  /* Flächen (iOS „grouped“) */
  --bg: #F2F2F7;
  --surface: #FFFFFF;
  --surface-2: #F2F2F7;
  --elevated: #FFFFFF;

  /* Text */
  --label: #1D1D1F;
  --label-2: #6E6E73;
  --label-3: #8E8E93;

  /* Linien und Füllungen */
  --separator: rgb(60 60 67 / .24);
  --fill-1: rgb(120 120 128 / .20);
  --fill-2: rgb(120 120 128 / .16);
  --fill-3: rgb(118 118 128 / .12);
  --fill-4: rgb(116 116 128 / .08);
  --field: rgb(118 118 128 / .12);

  /* Akzent: Indigo, wie bisher – nur in Apples Systemton */
  --tint: #5856D6;
  --tint-text: #5856D6;
  --tint-soft: rgb(88 86 214 / .12);
  --on-tint: #FFFFFF;

  /* Obi-Gelb: alles rund ums Schenken */
  --yellow: #FFCC00;
  --yellow-deep: #EBB800;
  --yellow-soft: rgb(255 204 0 / .22);
  --on-yellow: #1D1D1F;

  --red: #FF3B30;
  --red-text: #D70015;
  --red-soft: rgb(255 59 48 / .12);
  --danger-fill: #D70015;
  --green: #34C759;
  --green-text: #1E7B34;
  --green-soft: rgb(52 199 89 / .16);

  /* Regal */
  --plank: #D1D1D6;

  /* Materialien */
  --bar: rgb(242 242 247 / .78);
  --bar-float: rgb(255 255 255 / .74);
  --bar-edge: rgb(255 255 255 / .7);
  --glass: rgb(250 250 252 / .8);
  --glass-edge: rgb(0 0 0 / .06);
  --sheet-bg: rgb(255 255 255 / .92);
  --toast-bg: rgb(28 28 30 / .86);
  --scrim: rgb(0 0 0 / .3);
  --edge-shade: rgb(0 0 0 / .06);
  --seg-thumb: #FFFFFF;
  --seg-shadow: 0 3px 8px rgb(0 0 0 / .12), 0 3px 1px rgb(0 0 0 / .04);

  /* Tiefe: größere Flächen werfen tiefere Schatten */
  --shadow-card: 0 1px 2px rgb(0 0 0 / .04);
  --shadow-float: 0 6px 24px rgb(0 0 0 / .1), 0 1px 3px rgb(0 0 0 / .06);
  --shadow-pop: 0 18px 50px rgb(0 0 0 / .18), 0 3px 10px rgb(0 0 0 / .08);
  --cover-shadow: 0 1px 2px rgb(0 0 0 / .12), 0 6px 16px -6px rgb(0 0 0 / .22);
  --cover-edge: rgb(0 0 0 / .1);

  /* Schrift: zuerst die Systemschrift (SF Pro auf Apple-Geräten) */
  --font: -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI Variable Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-rounded: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", Roboto, sans-serif;

  /* Bewegung: Federn mit Dämpfung 1.0 (kein Überschwingen).
     Ohne linear()-Unterstützung: kräftiges ease-out mit derselben Form. */
  --spring: cubic-bezier(.23, 1, .32, 1);
  --spring-dur: 470ms;       /* Response 0.35 s */
  --spring-dur-fast: 340ms;  /* Response 0.25 s */
  --ease-out: cubic-bezier(.23, 1, .32, 1);
  --ease-exit: cubic-bezier(.68, 0, .77, 0);  /* gespiegelt: Rückweg = Hinweg */
  --press-scale: .97;

  --r-card: 18px;
  --hairline: 1px;
  --wrap: 1080px;
  --gutter: 1rem;
  --bar-h: 3.25rem;

  /* Masken für Häkchen und Pfeile (Farbe kommt aus background) */
  --mask-check: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m5 12.5 4.5 4.5L19 7.5' fill='none' stroke='%23000' stroke-width='2.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  --mask-chevron: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m9 5 7 7-7 7' fill='none' stroke='%23000' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  --select-chevrons: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m8 9.5 4-4 4 4M8 14.5l4 4 4-4' fill='none' stroke='%238E8E93' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

/* Federkurve (Dämpfung 1.0) als echte Kurve, wo der Browser linear() kann */
@supports (transition-timing-function: linear(0, 1)) {
  :root {
    --spring: linear(0, .04, .131, .242, .356, .464, .56, .644, .714, .772, .82, .858, .889, .913, .933, .948, .96, .969, .976, .982, .986, .989, .992, .994, .995, .996, .997, 1);
  }
}

@media (min-resolution: 2dppx) { :root { --hairline: .5px; } }
@media (min-width: 641px) { :root { --gutter: 1.5rem; --bar-h: 3.5rem; } }
@media (min-width: 1024px) { :root { --gutter: 2rem; } }

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1C1C1E;
    --surface-2: #2C2C2E;
    --elevated: #2C2C2E;
    --label: #F5F5F7;
    --label-2: #98989D;
    --label-3: #636366;
    --separator: rgb(84 84 88 / .6);
    --fill-1: rgb(120 120 128 / .36);
    --fill-2: rgb(120 120 128 / .32);
    --fill-3: rgb(118 118 128 / .24);
    --fill-4: rgb(118 118 128 / .18);
    --field: rgb(118 118 128 / .24);
    --tint: #5E5CE6;
    --tint-text: #9593FF;
    --tint-soft: rgb(94 92 230 / .26);
    --yellow: #FFD60A;
    --yellow-deep: #E6BE00;
    --yellow-soft: rgb(255 214 10 / .2);
    --red: #FF453A;
    --red-text: #FF6961;
    --red-soft: rgb(255 69 58 / .2);
    --danger-fill: #D93025;
    --green: #30D158;
    --green-text: #30D158;
    --green-soft: rgb(48 209 88 / .18);
    --plank: #3A3A3C;
    --bar: rgb(0 0 0 / .72);
    --bar-float: rgb(40 40 42 / .72);
    --bar-edge: rgb(255 255 255 / .1);
    --glass: rgb(44 44 46 / .78);
    --glass-edge: rgb(255 255 255 / .08);
    --sheet-bg: rgb(44 44 46 / .94);
    --toast-bg: rgb(58 58 60 / .9);
    --scrim: rgb(0 0 0 / .5);
    --edge-shade: rgb(0 0 0 / .55);
    --seg-thumb: #636366;
    --seg-shadow: 0 3px 8px rgb(0 0 0 / .3);
    --shadow-card: none;
    --shadow-float: 0 6px 24px rgb(0 0 0 / .5), 0 1px 3px rgb(0 0 0 / .4);
    --shadow-pop: 0 18px 50px rgb(0 0 0 / .6), 0 3px 10px rgb(0 0 0 / .4);
    --cover-shadow: 0 1px 2px rgb(0 0 0 / .5), 0 6px 16px -6px rgb(0 0 0 / .7);
    --cover-edge: rgb(255 255 255 / .1);
  }
}

/* ========================================================================
   Grundlagen
   ======================================================================== */

*, *::before, *::after { box-sizing: border-box; }

[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--bar-h) + 1rem);
}

/* iOS: der Text folgt der eingestellten Textgröße (Dynamic Type) */
@supports (font: -apple-system-body) and (-webkit-touch-callout: none) {
  html { font: -apple-system-body; }
}

@media (prefers-reduced-motion: no-preference) {
  /* Weich scrollen nur nach einem Klick auf einen Sprunglink – nicht beim Laden der Seite */
  html:focus-within { scroll-behavior: smooth; }
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--label);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.47;
  letter-spacing: -.003em;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
}

/* Hell/dunkel nicht schlagartig wechseln */
@media (prefers-reduced-motion: no-preference) {
  body, .sheet, .series-row, .people, .friend-list, .book-list, .ideas, .update, .details {
    transition: background-color .35s ease, color .35s ease;
  }
}

::selection { background: color-mix(in srgb, var(--tint) 28%, transparent); }

a { color: var(--tint-text); text-decoration: none; }
@media (hover: hover) and (pointer: fine) {
  a:hover { text-decoration: underline; text-underline-offset: .18em; }
  a.btn:hover, .mainnav a:hover, .tabbar a:hover, .brand:hover, .usermenu__panel a:hover,
  .tabs a:hover, a.series-row__head:hover, .update:hover, .friend__main:hover, .shelf-link:hover,
  .book__text:hover, .rec a:hover, .back:hover { text-decoration: none; }
}

a, button, summary, label, input, select { touch-action: manipulation; }

img { max-width: 100%; }

h1, h2, h3 { margin: 0; }

p { margin: 0 0 .75em; }

:focus-visible { outline: 3px solid var(--tint-text); outline-offset: 2px; border-radius: 6px; }

.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }

main.wrap { padding-bottom: 3rem; }

.sr {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: -999px; top: .5rem; z-index: 70;
  background: var(--label); color: var(--bg); padding: .5rem .875rem; border-radius: 999px; font-weight: 600;
}
.skip:focus { left: .5rem; }

.muted { color: var(--label-2); }
.small { font-size: .8125rem; line-height: 1.38; letter-spacing: .003em; }

.icon {
  width: 1.3em; height: 1.3em; flex: none;
  fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}

/* ========================================================================
   Kopfleiste – durchscheinendes Material, der Inhalt läuft darunter
   ======================================================================== */

.topbar {
  position: sticky; top: 0; z-index: 20;
  padding-top: env(safe-area-inset-top);
}
/* Das Material liegt auf einer eigenen Ebene, damit das Konto-Menü darunter selbst weichzeichnen kann */
.topbar::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--bar);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
}
/* Scroll-Kante statt harter Linie: nur sichtbar, wenn Inhalt darunter liegt */
.topbar::after {
  content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 14px;
  background: linear-gradient(var(--edge-shade), transparent);
  opacity: 0; transition: opacity .25s ease; pointer-events: none;
}
.is-scrolled .topbar::after { opacity: 1; }

.topbar__inner {
  display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center; gap: 1rem; min-height: var(--bar-h);
}
.topbar__start { grid-column: 1; grid-row: 1; display: flex; align-items: center; min-width: 0; }
.topbar__end { grid-column: 3; grid-row: 1; justify-self: end; display: flex; align-items: center; gap: .625rem; }

.brand {
  display: inline-flex; align-items: center; gap: .55rem; min-width: 0;
  color: var(--label); text-decoration: none;
}
.brand__name { font-size: 1.1875rem; font-weight: 700; letter-spacing: -.022em; transition: opacity .2s ease; }
/* M8: weiße Schrift auf dunkler Graphit-Kachel (Verlauf wie bei Apples dunklen App-Icons) */
.logo {
  width: 1.875rem; height: 1.875rem; flex: none; border-radius: 21.875%;
  background: linear-gradient(180deg, #48484A, #1C1C1E 50%, #0B0B0C);
  box-shadow: 0 1px 2px rgb(0 0 0 / .18);
}
.logo__tile { fill: transparent; }
@media (prefers-color-scheme: dark) { .logo { box-shadow: inset 0 0 0 .5px rgb(255 255 255 / .14); } }

/* Zurück-Knopf wie in iOS: Pfeil + Name der vorigen Seite, in Akzentfarbe */
.back {
  display: inline-flex; align-items: center; gap: .1rem; max-width: 100%;
  color: var(--tint-text); font-size: 1.0625rem; font-weight: 400; letter-spacing: -.01em;
  text-decoration: none; transition: opacity .15s ease;
}
.back .icon { width: 1.4em; height: 1.4em; margin-left: -.4rem; stroke-width: 2.2; }
.back span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.back:active { opacity: .5; transition-duration: 0s; }
.topbar__back { display: none; }
.crumb { margin: 1.25rem 0 0; }

/* Großer Titel wandert beim Scrollen in die Leiste (nur Handy) */
.topbar__title {
  grid-column: 2; grid-row: 1; display: none;
  max-width: min(56vw, 22rem); overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-size: 1.0625rem; font-weight: 600; letter-spacing: -.012em;
  opacity: 0; transform: translateY(.4rem);
  transition: opacity .2s ease, transform var(--spring-dur) var(--spring);
  pointer-events: none;
}
.is-condensed .topbar__title { opacity: 1; transform: none; }

/* Hauptnavigation: Reiter-Kapsel wie auf dem iPad */
.mainnav { grid-column: 2; grid-row: 1; display: flex; align-items: center; }
.mainnav:not(.mainnav--guest) { gap: 2px; padding: 3px; border-radius: 999px; background: var(--fill-3); }
.mainnav:not(.mainnav--guest) a {
  padding: .375rem 1rem; border-radius: 999px;
  color: var(--label); font-size: .9375rem; font-weight: 500; letter-spacing: -.01em; white-space: nowrap;
  text-decoration: none;
  transition: background-color .2s ease, transform .16s var(--ease-out);
}
.mainnav:not(.mainnav--guest) a[aria-current="page"] { background: var(--seg-thumb); box-shadow: var(--seg-shadow); font-weight: 600; }
.mainnav:not(.mainnav--guest) a:active { transform: scale(.96); transition-duration: .1s; }
@media (hover: hover) and (pointer: fine) {
  .mainnav:not(.mainnav--guest) a:not([aria-current="page"]):hover { background: var(--fill-4); }
}
.mainnav--guest { gap: .75rem; }
.mainnav--guest > a:not(.btn) { color: var(--tint-text); font-weight: 600; font-size: .9375rem; }
.topbar--guest .topbar__inner { grid-template-columns: auto minmax(0, 1fr); }
.topbar--guest .topbar__end { grid-column: 2; }
@media (max-width: 520px) { .mainnav--guest .btn { display: none; } }

.topbar__add .icon { width: 1.15em; height: 1.15em; stroke-width: 2.2; }

/* Konto-Menü: wächst aus dem Profilbild heraus */
.usermenu { position: relative; }
.usermenu__toggle {
  display: flex; align-items: center; gap: .5rem; list-style: none; cursor: pointer;
  padding: 3px .75rem 3px 3px; border-radius: 999px; background: var(--fill-3);
  font-weight: 600; font-size: .9375rem; color: var(--label); user-select: none;
  transition: background-color .2s ease, transform .16s var(--ease-out);
}
.usermenu__toggle::-webkit-details-marker { display: none; }
.usermenu__toggle:active { transform: scale(.95); transition-duration: .1s; }
@media (hover: hover) and (pointer: fine) { .usermenu__toggle:hover { background: var(--fill-2); } }
.usermenu__chev { width: 1rem; height: 1rem; color: var(--label-2); stroke-width: 2.2; transition: transform var(--spring-dur) var(--spring); }
.usermenu[open]:not(.is-closing) .usermenu__chev { transform: rotate(180deg); }

.usermenu__panel {
  position: absolute; right: 0; top: calc(100% + .5rem); z-index: 40; width: 16.5rem;
  padding: .375rem; border-radius: 18px;
  background: var(--glass);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  backdrop-filter: blur(30px) saturate(180%);
  box-shadow: var(--shadow-pop), inset 0 0 0 .5px var(--glass-edge);
  transform-origin: calc(100% - 1.4rem) -.6rem;
  transition: opacity .2s ease-out, transform var(--spring-dur) var(--spring), filter .2s ease-out;
}
@starting-style {
  .usermenu[open] .usermenu__panel { opacity: 0; transform: scale(.88); filter: blur(8px); }
}
.usermenu.is-closing .usermenu__panel {
  opacity: 0; transform: scale(.92); filter: blur(6px);
  transition-duration: .16s; transition-timing-function: var(--ease-exit);
}
.usermenu__who {
  margin: 0 0 .25rem; padding: .5rem .75rem .625rem; display: grid; line-height: 1.3;
  border-bottom: var(--hairline) solid var(--separator);
}
.usermenu__who strong { font-size: 1rem; font-weight: 600; }
.usermenu__who span { color: var(--label-2); font-size: .8125rem; }
.usermenu__panel a, .usermenu__logout {
  display: flex; align-items: center; gap: .75rem; width: 100%; padding: .625rem .75rem; border-radius: 10px;
  color: var(--label); text-decoration: none; font: 500 .9375rem/1.25 var(--font); letter-spacing: -.005em;
  border: 0; background: none; cursor: pointer; text-align: left;
  transition: background-color .12s ease;
}
.usermenu__panel a .icon, .usermenu__logout .icon { width: 1.25rem; height: 1.25rem; color: var(--label-2); }
.usermenu__panel a:active, .usermenu__logout:active { background: var(--fill-2); transition-duration: 0s; }
@media (hover: hover) and (pointer: fine) {
  .usermenu__panel a:hover, .usermenu__logout:hover { background: var(--fill-3); }
}
.usermenu__panel form { margin: .25rem 0 0; padding-top: .25rem; border-top: var(--hairline) solid var(--separator); }
.usermenu__logout, .usermenu__logout .icon { color: var(--red-text); font-weight: 600; }

/* ========================================================================
   Tab-Leiste am Handy: schwebende Glas-Kapsel, „Hinzufügen“ als eigener Knopf
   ======================================================================== */

.tabbar { display: none; }

@media (max-width: 860px) {
  .topbar .mainnav:not(.mainnav--guest), .topbar .topbar__add { display: none; }
  .topbar__title { display: block; }
  .usermenu__name, .usermenu__chev { display: none; }
  .usermenu__toggle { padding: 6px; background: none; }
  .is-condensed .brand__name { opacity: 0; }
  .topbar--back .brand { display: none; }
  .topbar--back .topbar__back { display: inline-flex; }
  .crumb { display: none; }

  body.has-tabbar { padding-bottom: calc(5.75rem + env(safe-area-inset-bottom)); }
  /* Scroll-Kante unten: Inhalt blendet hinter der schwebenden Leiste aus */
  body.has-tabbar::after {
    content: ""; position: fixed; left: 0; right: 0; bottom: 0; z-index: 25; pointer-events: none;
    height: calc(5.5rem + env(safe-area-inset-bottom));
    background: linear-gradient(to top, var(--bg) 18%, color-mix(in srgb, var(--bg) 0%, transparent));
  }

  .tabbar {
    position: fixed; z-index: 30;
    left: max(.75rem, env(safe-area-inset-left)); right: max(.75rem, env(safe-area-inset-right));
    bottom: calc(.5rem + env(safe-area-inset-bottom));
    display: flex; align-items: center; gap: .625rem;
    pointer-events: none;
  }
  .tabbar__tabs {
    flex: 1; min-width: 0; height: 3.875rem; padding: 4px;
    display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
    border-radius: 999px; pointer-events: auto;
    background: var(--bar-float);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-float), inset 0 .5px 0 var(--bar-edge), inset 0 0 0 .5px var(--glass-edge);
  }
  .tabbar__tabs a {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px; min-width: 0;
    border-radius: 999px; color: var(--label); text-decoration: none;
    font-size: .625rem; font-weight: 600; letter-spacing: .01em; line-height: 1.2;
    transition: transform .16s var(--ease-out), background-color .2s ease;
  }
  .tabbar__tabs a span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .tabbar__tabs a .icon { width: 1.5rem; height: 1.5rem; }
  .tabbar__tabs a[aria-current="page"] { color: var(--tint-text); background: var(--fill-3); }
  .tabbar__tabs a[aria-current="page"] .icon { stroke-width: 2.1; }
  .tabbar__tabs a:active { transform: scale(.92); transition-duration: .1s; }

  .tabbar__add {
    flex: none; display: grid; place-items: center; pointer-events: auto;
    width: 3.875rem; height: 3.875rem; border-radius: 50%;
    background: var(--tint); color: var(--on-tint);
    box-shadow: 0 8px 20px color-mix(in srgb, var(--tint) 40%, transparent), inset 0 .5px 0 rgb(255 255 255 / .35);
    transition: transform .16s var(--ease-out), filter .16s ease;
  }
  .tabbar__add .icon { width: 1.75rem; height: 1.75rem; stroke-width: 2.2; }
  .tabbar__add:active { transform: scale(.92); filter: brightness(.92); transition-duration: .1s; }
  .tabbar__add[aria-current="page"] { box-shadow: 0 0 0 3px var(--bg), 0 0 0 5.5px var(--tint); }
}

/* ========================================================================
   Typografie – Laufweite und Zeilenabstand passen sich der Größe an
   ======================================================================== */

.page-title {
  font-size: 2.125rem; font-weight: 700; line-height: 1.1; letter-spacing: -.022em;
  margin: 0 0 .3rem; text-wrap: balance;
}
@media (min-width: 861px) { .page-title { font-size: 2.5rem; line-height: 1.08; letter-spacing: -.025em; } }

.section-title {
  font-size: 1.375rem; font-weight: 700; line-height: 1.2; letter-spacing: -.016em;
  margin: 0 0 .75rem; text-wrap: balance;
}
.section-title--sm { font-size: 1.0625rem; font-weight: 600; line-height: 1.3; letter-spacing: -.01em; }
.section-title--inline { display: inline; margin: 0; }
.section-title a { color: inherit; }
.section-title__aside {
  display: inline-flex; align-items: center; gap: .3rem; margin-left: .5rem; vertical-align: middle;
  font-size: .8125rem; font-weight: 500; letter-spacing: .003em; color: var(--label-2);
}
.section-title__aside .icon { width: 1.1rem; height: 1.1rem; }
.count {
  display: inline-grid; place-items: center; min-width: 1.6em; height: 1.6em; padding: 0 .45em;
  border-radius: 999px; background: var(--yellow); color: var(--on-yellow);
  font: 700 .72em/1 var(--font-rounded); letter-spacing: 0; vertical-align: .2em;
}

.page-head { padding: 1.25rem 0 .75rem; }
@media (min-width: 861px) { .page-head { padding-top: 2rem; } }
.page-head--split { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: .75rem 1.5rem; }
.page-head__actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.page-lead { margin: 0; color: var(--label-2); max-width: 62ch; text-wrap: pretty; }
.page-lead .icon { width: 1.1em; height: 1.1em; vertical-align: -.18em; margin-right: .25rem; }
.page-head > p:not(.page-lead) { margin: 1.125rem 0 0; }

.block { margin: 2.25rem 0; }
.block > .section-title:first-child { margin-top: 0; }

.rec-heading { font-size: 1.0625rem; font-weight: 600; letter-spacing: -.01em; line-height: 1.3; margin: 1.5rem 0 .625rem; }

/* ========================================================================
   Knöpfe – Kapseln, Feedback schon beim Drücken
   ======================================================================== */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  min-height: 2.75rem; padding: 0 1.15em; border: 0; border-radius: 999px;
  background: var(--fill-3); color: var(--tint-text);
  font: 600 1rem/1.2 var(--font); letter-spacing: -.01em; text-decoration: none;
  cursor: pointer; white-space: nowrap; user-select: none;
  transition: transform .16s var(--ease-out), background-color .2s ease, filter .2s ease, opacity .2s ease;
}
.btn:active { transform: scale(var(--press-scale)); transition-duration: .1s; }
.btn .icon { width: 1.2em; height: 1.2em; stroke-width: 2; }

.btn--primary { background: var(--tint); color: var(--on-tint); }
.btn--primary:active { filter: brightness(.9); }
.btn--ghost { background: var(--fill-3); color: var(--tint-text); }
.btn--ghost:active { background: var(--fill-1); }
.btn--quiet { background: transparent; color: var(--tint-text); padding: 0 .75em; }
.btn--quiet:active { background: var(--fill-3); }
.btn--obi { background: var(--yellow); color: var(--on-yellow); }
.btn--obi:active { filter: brightness(.94); }
.btn--danger { background: var(--red-soft); color: var(--red-text); }
.btn--danger:active { filter: brightness(.95); }
.btn--destructive { background: var(--danger-fill); color: #fff; }
.btn--destructive:active { filter: brightness(.9); }

@media (hover: hover) and (pointer: fine) {
  .btn--primary:hover { filter: brightness(1.08); }
  .btn--ghost:hover { background: var(--fill-2); }
  .btn--quiet:hover { background: var(--fill-4); }
  .btn--obi:hover { filter: brightness(1.04); }
  .btn--danger:hover { background: color-mix(in srgb, var(--red) 18%, transparent); }
  .btn--destructive:hover { filter: brightness(1.08); }
}

.btn--sm { min-height: 2.25rem; padding: 0 .9em; font-size: .9375rem; }
.btn--quiet.btn--sm { padding: 0 .65em; }
.btn--lg { min-height: 3.25rem; padding: 0 1.6em; font-size: 1.0625rem; }
.btn--wide { width: 100%; }
.btn[disabled] { opacity: .4; cursor: default; transform: none; }
label.btn { cursor: pointer; }

/* ========================================================================
   Flächen, Formulare, Bedienelemente
   ======================================================================== */

.sheet { background: var(--surface); border-radius: var(--r-card); padding: 1.25rem; box-shadow: var(--shadow-card); }
@media (min-width: 641px) { .sheet { padding: 1.5rem; } }
.sheet > :first-child { margin-top: 0; }
.sheet > :last-child { margin-bottom: 0; }

.form { display: grid; gap: 1.125rem; }
.form__row { display: grid; gap: 1.125rem; }
@media (min-width: 640px) {
  .form__row--2 { grid-template-columns: 1fr 1fr; }
  .form__row--2:has(.field--narrow) { grid-template-columns: 1fr 7rem; }
}
.form__actions { display: flex; flex-wrap: wrap; gap: .625rem; align-items: center; }
.form__error {
  margin: 0; padding: .75rem 1rem; border-radius: 12px;
  background: var(--red-soft); color: var(--red-text); font-weight: 600; font-size: .9375rem;
}
.form__note { margin: 0; color: var(--label-2); font-size: .8125rem; line-height: 1.38; }
.form--inline { display: flex; flex-wrap: wrap; align-items: flex-end; gap: .75rem; }
.form--inline .field { flex: 1 1 16rem; }

.field { display: grid; gap: .375rem; border: 0; padding: 0; margin: 0; min-width: 0; }
.field__label { font-size: .8125rem; font-weight: 600; color: var(--label-2); letter-spacing: .004em; line-height: 1.3; padding: 0 .125rem; }
legend.field__label { padding: 0 .125rem; margin-bottom: .375rem; }
.field__hint { font-size: .8125rem; font-weight: 400; color: var(--label-2); line-height: 1.38; margin: 0; }
.field__label .field__hint { font-size: inherit; }
.field__label .field__hint::before { content: "·"; margin: 0 .3em 0 .15em; }
.field__error { color: var(--red-text); font-size: .8125rem; font-weight: 600; }

:where(input:not([type="checkbox"], [type="radio"], [type="file"], [type="hidden"]), select, textarea) {
  width: 100%; min-height: 2.75rem; padding: .625rem .875rem;
  border: 0; border-radius: 12px;
  background: var(--field); color: var(--label);
  font: inherit; font-size: 1.0625rem; line-height: 1.3; letter-spacing: -.005em;
  -webkit-appearance: none; appearance: none;
  transition: box-shadow .2s ease, background-color .2s ease;
}
:where(input, textarea)::placeholder { color: var(--label-3); opacity: 1; }
:where(input:not([type="checkbox"], [type="radio"], [type="file"]), select, textarea):focus {
  outline: none; background: var(--surface);
  box-shadow: 0 0 0 1.5px var(--tint-text), 0 0 0 5px color-mix(in srgb, var(--tint) 22%, transparent);
}
:where(select) {
  padding-right: 2.5rem; cursor: pointer;
  background-image: var(--select-chevrons); background-repeat: no-repeat;
  background-position: right .75rem center; background-size: 1.125rem;
}
.field--error :where(input) { box-shadow: 0 0 0 1.5px var(--red-text); }
input[type="file"] { font: inherit; }
input[type="checkbox"], input[type="radio"] { accent-color: var(--tint); width: 1.15em; height: 1.15em; margin: .15em 0 0; flex: none; }

/* Schalter wie in iOS – mit Daumen, der sich beim Drücken streckt */
input[type="checkbox"][role="switch"] {
  -webkit-appearance: none; appearance: none;
  position: relative; flex: none; width: 51px; height: 31px; margin: 0;
  border-radius: 999px; background: var(--fill-1); cursor: pointer;
  transition: background-color .25s ease;
}
input[type="checkbox"][role="switch"]::before {
  content: ""; position: absolute; top: 2px; left: 2px; width: 27px; height: 27px; border-radius: 999px;
  background: #fff; box-shadow: 0 3px 8px rgb(0 0 0 / .15), 0 3px 1px rgb(0 0 0 / .06);
  transition: transform var(--spring-dur-fast) var(--spring), width .2s var(--ease-out);
}
input[type="checkbox"][role="switch"]:checked { background: var(--green); }
input[type="checkbox"][role="switch"]:checked::before { transform: translateX(20px); }
input[type="checkbox"][role="switch"]:active::before { width: 33px; }
input[type="checkbox"][role="switch"]:checked:active::before { transform: translateX(14px); }
input[type="checkbox"][role="switch"]:focus-visible { outline: 3px solid var(--tint-text); outline-offset: 2px; }

/* Zeile mit Schalter: Text links, Schalter rechts */
.check { display: flex; flex-direction: row-reverse; align-items: center; justify-content: space-between; gap: 1rem; cursor: pointer; }
.check > span { flex: 1; display: grid; gap: .125rem; line-height: 1.35; }
.check > span > strong { font-weight: 500; }
.check > input:not([role="switch"]) { order: 1; }

/* Auswahl-Kapseln (z.B. Kategorien ausblenden) */
.choice { display: flex; flex-wrap: wrap; gap: .5rem; border: 0; padding: 0; margin: 0; min-width: 0; }
.choice legend { margin-bottom: .5rem; }
.choice__item { position: relative; }
.choice__item input { position: absolute; opacity: 0; inset: 0; margin: 0; width: 100%; height: 100%; cursor: pointer; }
.choice__item span {
  display: inline-flex; align-items: center; gap: .35em; padding: .5rem .95rem; border-radius: 999px;
  background: var(--fill-3); color: var(--label); font-weight: 500; font-size: .9375rem; line-height: 1.2;
  transition: background-color .2s ease, color .2s ease, transform .16s var(--ease-out);
}
.choice__item input:checked + span { background: var(--tint); color: var(--on-tint); }
.choice__item input:checked + span::before {
  content: ""; width: .85em; height: .85em; background: currentColor;
  -webkit-mask: var(--mask-check) center / contain no-repeat; mask: var(--mask-check) center / contain no-repeat;
}
.choice__item:active span { transform: scale(.95); transition-duration: .1s; }
.choice__item input:focus-visible + span { outline: 3px solid var(--tint-text); outline-offset: 2px; }

/* Häkchen-Liste wie in den iOS-Einstellungen */
.choice--list { display: block; }
.choice--list .choice__item { display: block; }
.choice--list .choice__item span {
  display: flex; justify-content: space-between; width: 100%; padding: .8rem .125rem;
  border-radius: 0; background: none; color: var(--label); font-size: 1.0625rem; font-weight: 400;
}
.choice--list .choice__item + .choice__item span { box-shadow: inset 0 var(--hairline) 0 var(--separator); }
.choice--list .choice__item input:checked + span { background: none; color: var(--label); }
.choice--list .choice__item input:checked + span::before { display: none; }
.choice--list .choice__item input:checked + span::after {
  content: ""; flex: none; width: 1.1rem; height: 1.1rem; background: var(--tint-text);
  -webkit-mask: var(--mask-check) center / contain no-repeat; mask: var(--mask-check) center / contain no-repeat;
}
.choice--list .choice__item:active span { transform: none; background: var(--fill-4); }
.choice--list .choice__item input:focus-visible + span { outline-offset: -2px; border-radius: 8px; }

/* Segment-Steuerung mit gleitendem Daumen */
.segmented {
  --n: 2;
  position: relative; display: inline-grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr);
  padding: 2px; margin: 0; border: 0; min-inline-size: 0;
  border-radius: 999px; background: var(--fill-3);
}
.segmented label { position: relative; z-index: 1; }
.segmented input { position: absolute; opacity: 0; inset: 0; margin: 0; width: 100%; height: 100%; cursor: pointer; }
.segmented span {
  display: flex; align-items: center; justify-content: center; gap: .35em;
  min-height: 2rem; padding: .3rem 1rem; border-radius: 999px;
  color: var(--label); font-weight: 500; font-size: .9375rem; line-height: 1.2; white-space: nowrap;
  transition: transform .16s var(--ease-out);
}
.segmented input:checked + span { background: var(--seg-thumb); box-shadow: var(--seg-shadow); font-weight: 600; }
.segmented label:active span { transform: scale(.95); transition-duration: .1s; }
.segmented input:focus-visible + span { outline: 2px solid var(--tint-text); outline-offset: -2px; }
@supports selector(:has(*)) {
  .segmented::before {
    content: ""; position: absolute; z-index: 0; top: 2px; bottom: 2px; left: 2px;
    width: calc((100% - 4px) / var(--n)); border-radius: 999px;
    background: var(--seg-thumb); box-shadow: var(--seg-shadow);
    transition: transform var(--spring-dur) var(--spring);
  }
  .segmented input:checked + span { background: none; box-shadow: none; }
  .segmented:has(> label:nth-of-type(3)) { --n: 3; }
  .segmented:has(> label:nth-of-type(2) input:checked)::before { transform: translateX(100%); }
  .segmented:has(> label:nth-of-type(3) input:checked)::before { transform: translateX(200%); }
}
.form .segmented { display: grid; width: min(100%, 24rem); }

.copy-row { display: flex; gap: .5rem; align-items: center; }
.copy-row__input { flex: 1; min-width: 0; font-size: .9375rem; color: var(--label-2); }

.inline-actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin-top: 1rem; }

/* Aufklappbereich: eine Karte, der Pfeil dreht sich mit */
.details { background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow-card); overflow: hidden; }
.details > summary {
  cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: .75rem;
  padding: 1rem 1.125rem; user-select: none; transition: background-color .15s ease;
}
.details > summary::-webkit-details-marker { display: none; }
.details > summary::after {
  content: ""; flex: none; width: .9rem; height: .9rem; background: var(--label-3);
  -webkit-mask: var(--mask-chevron) center / contain no-repeat; mask: var(--mask-chevron) center / contain no-repeat;
  transition: transform var(--spring-dur) var(--spring);
}
.details[open] > summary::after { transform: rotate(90deg); }
.details > summary:active { background: var(--fill-4); }
.details > :not(summary) { margin: 0 1.125rem 1.125rem; }
.details--danger summary .section-title { color: var(--red-text); }
@supports (interpolate-size: allow-keywords) and selector(::details-content) {
  :root { interpolate-size: allow-keywords; }
  .details::details-content {
    block-size: 0; overflow-y: clip;
    transition: block-size var(--spring-dur) var(--spring), content-visibility var(--spring-dur) allow-discrete;
  }
  .details[open]::details-content { block-size: auto; }
}

.danger-zone { margin-top: 1.5rem; }

/* ========================================================================
   Hinweise
   ======================================================================== */

.flashes { display: grid; gap: .5rem; margin-top: 1rem; }
.flash {
  display: flex; align-items: center; gap: .75rem; margin: 0;
  padding: .625rem .625rem .625rem .875rem; border-radius: 16px;
  background: var(--surface); box-shadow: var(--shadow-float);
  font-weight: 500; font-size: .9375rem; line-height: 1.35;
  transition: opacity .3s ease-out, transform var(--spring-dur) var(--spring);
}
@starting-style { .flash { opacity: 0; transform: translateY(-.5rem) scale(.98); } }
.flash.is-leaving { opacity: 0; transform: scale(.98); transition-duration: .18s; transition-timing-function: var(--ease-exit); }
.flash__icon { width: 1.5rem; height: 1.5rem; color: var(--green); stroke-width: 2; }
.flash--error .flash__icon { color: var(--red); }
.flash__text { flex: 1; min-width: 0; }
.flash__undo { margin: 0; flex: none; }
.flash__close {
  flex: none; display: inline-grid; place-items: center; width: 1.875rem; height: 1.875rem;
  border: 0; border-radius: 50%; background: var(--fill-3); color: var(--label-2); cursor: pointer;
  transition: transform .16s var(--ease-out);
}
.flash__close:active { transform: scale(.9); }
.flash__close .icon { width: 1rem; height: 1rem; stroke-width: 2.4; }

.notice { margin: 0 0 1rem; padding: .875rem 1rem; border-radius: 16px; background: var(--tint-soft); color: var(--label); font-size: .9375rem; line-height: 1.4; }
.notice--obi { background: var(--yellow-soft); }
.block.notice { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem 1rem; background: var(--surface); box-shadow: var(--shadow-card); padding: 1rem 1.125rem; }
.block.notice p { margin: 0; }

.note { margin: .375rem 0 0; font-style: italic; color: var(--label-2); }
.hold { margin: 1.25rem 0 0; color: var(--label-2); font-size: .8125rem; }

/* Kleine Rückmeldung unten (z.B. wenn etwas nicht geklappt hat) */
.toast {
  position: fixed; left: 50%; bottom: calc(1.25rem + env(safe-area-inset-bottom)); z-index: 60;
  width: max-content; max-width: min(28rem, calc(100% - 2rem)); padding: .75rem 1.125rem; border-radius: 16px;
  background: var(--toast-bg); color: #fff; font-weight: 500; font-size: .9375rem; line-height: 1.35;
  -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--shadow-pop);
  transform: translateX(-50%);
  transition: opacity .25s ease-out, transform var(--spring-dur) var(--spring);
}
@starting-style { .toast { opacity: 0; transform: translate(-50%, .75rem) scale(.96); } }
.toast.is-leaving { opacity: 0; transform: translate(-50%, .5rem) scale(.97); transition-timing-function: var(--ease-exit); transition-duration: .2s; }
@media (max-width: 860px) { .has-tabbar .toast { bottom: calc(5.25rem + env(safe-area-inset-bottom)); } }

/* ========================================================================
   Rückfrage: Sheet am Handy (ziehbar), Hinweisfenster am Desktop
   ======================================================================== */

.confirm {
  position: fixed; inset: 0; width: 100%; height: 100%; max-width: none; max-height: none;
  margin: 0; padding: 0; border: 0; background: transparent; color: var(--label); overflow: hidden;
}
.confirm::backdrop { background: transparent; }
.confirm[open] { display: grid; place-items: center; }
.confirm__scrim { position: absolute; inset: 0; background: var(--scrim); opacity: 0; transition: opacity .25s ease; }
.confirm.is-shown .confirm__scrim { opacity: 1; }
.confirm__panel {
  position: relative; z-index: 1; width: min(20rem, calc(100% - 2.5rem));
  padding: 1.25rem 1.25rem 1rem; border-radius: 24px; text-align: center;
  background: var(--sheet-bg);
  -webkit-backdrop-filter: blur(30px) saturate(180%); backdrop-filter: blur(30px) saturate(180%);
  box-shadow: var(--shadow-pop), inset 0 0 0 .5px var(--glass-edge);
}
.confirm__grabber { display: none; }
.confirm__title { font-size: 1.0625rem; font-weight: 600; line-height: 1.3; letter-spacing: -.012em; margin: 0 0 .375rem; text-wrap: balance; }
.confirm__text { font-size: .875rem; line-height: 1.4; color: var(--label-2); margin: 0 0 1.125rem; text-wrap: pretty; }
.confirm__text:empty { display: none; }
/* Knöpfe untereinander: lange Beschriftungen passen, die Hauptaktion steht oben, Abbrechen darunter */
.confirm__actions { display: flex; flex-direction: column-reverse; gap: .5rem; }
.confirm__actions .btn { white-space: normal; text-align: center; line-height: 1.25; padding-block: .5rem; }

/* Hinweisfenster: materialisiert sich (Unschärfe + Größe), Rückweg = Hinweg */
.confirm--alert .confirm__panel {
  opacity: 0; transform: scale(1.08); filter: blur(4px);
  transition: opacity .2s ease-out, transform var(--spring-dur) var(--spring), filter .2s ease-out;
}
.confirm--alert.is-shown .confirm__panel { opacity: 1; transform: none; filter: none; }

/* Sheet: unten, mit Griff; Position kommt per Feder aus mangamate.js */
.confirm--sheet[open] { place-items: end center; padding: 0 .5rem calc(.5rem + env(safe-area-inset-bottom)); }
.confirm--sheet .confirm__panel {
  width: min(100%, 32rem); padding: .5rem 1rem 1rem; border-radius: 30px;
  touch-action: none; user-select: none; will-change: transform; cursor: grab;
  opacity: 0; transition: opacity .2s ease-out;
}
.confirm--sheet.is-shown .confirm__panel { opacity: 1; }
.confirm--sheet .confirm__panel.is-dragging { cursor: grabbing; }
.confirm--sheet .confirm__grabber { display: block; width: 2.25rem; height: 5px; margin: 0 auto 1rem; border-radius: 999px; background: var(--fill-1); }
.confirm--sheet .confirm__title { padding: 0 1rem; }
.confirm--sheet .confirm__text { padding: 0 1rem; margin-bottom: 1.25rem; }
.confirm--sheet .confirm__actions .btn { min-height: 3.25rem; font-size: 1.0625rem; }

.has-dialog { overflow: hidden; }

/* ========================================================================
   Buchrücken & Regalbretter (das Herzstück)
   ======================================================================== */

.shelf {
  --spine-w: 26px;
  --spine-h: 74px;
  --plank-h: 4px;
  --row-gap: 14px;
  --gap: 3px;
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; align-items: flex-end;
  column-gap: var(--gap); row-gap: var(--row-gap);
  background: repeating-linear-gradient(to bottom,
    transparent 0 var(--spine-h),
    var(--plank) var(--spine-h) calc(var(--spine-h) + var(--plank-h)),
    transparent calc(var(--spine-h) + var(--plank-h)) calc(var(--spine-h) + var(--plank-h) + var(--row-gap)));
}
.shelf--dense { --spine-w: 15px; --spine-h: 64px; --gap: 2px; }

.spine {
  position: relative; display: block; flex: 0 0 var(--spine-w);
  width: var(--spine-w); height: calc(var(--spine-h) + var(--plank-h));
  padding: 0 0 var(--plank-h); margin: 0;
}
.spine__body {
  position: relative; display: flex; flex-direction: column; align-items: center;
  width: 100%; height: 100%; padding-top: 6px;
  border-radius: 4px 4px 2px 2px; text-decoration: none;
  font: 600 12px/1 var(--font-rounded); font-variant-numeric: tabular-nums; letter-spacing: -.02em;
  color: var(--label-2);
  transition: transform .2s var(--ease-out), background-color .25s ease, border-color .25s ease, color .25s ease;
}
.shelf--dense .spine__body { font-size: 9px; padding-top: 4px; letter-spacing: -.04em; }
.spine__num { position: relative; z-index: 1; }

/* im Regal: Farbe der Reihe mit leichtem Glanz */
.spine--owned .spine__body {
  background:
    linear-gradient(90deg, rgb(255 255 255 / .2), rgb(255 255 255 / 0) 32%, rgb(0 0 0 / 0) 68%, rgb(0 0 0 / .14)),
    var(--spine);
  color: var(--spine-ink);
}
.spine--owned .spine__body::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 10%; height: 11%;
  background: rgb(0 0 0 / .12);
}
.shelf--dense .spine--owned .spine__body::after { height: 8%; }

/* fehlt: gestrichelt */
.spine--gap .spine__body { border: 1.5px dashed color-mix(in srgb, var(--label) 38%, transparent); background-color: var(--fill-4); color: var(--label-2); }
.spine--missing .spine__body { border: 1.5px dashed var(--separator); color: var(--label-3); }
.spine--next .spine__body { border: 1.5px dashed var(--tint-text); background-color: var(--tint-soft); color: var(--tint-text); }
.spine--upcoming .spine__body { border: 1.5px dotted var(--label-3); color: var(--label-3); }
.spine--wish .spine__body { border: 1.5px solid var(--yellow); background-color: var(--yellow-soft); color: var(--label); }
.spine--empty .spine__body { border: 1.5px dotted var(--separator); color: var(--label-3); }

/* reserviert: gelbes Obi-Band, für die Beschenkten unsichtbar */
.spine--reserved .spine__body {
  border: 0;
  background: repeating-linear-gradient(-45deg, var(--yellow) 0 6px, var(--yellow-deep) 6px 9px);
  color: var(--on-yellow);
}

.spine--more { flex-basis: auto; width: auto; }
.spine--more .spine__body { padding: 6px 7px 0; border: 1.5px dotted var(--separator); color: var(--label-3); white-space: nowrap; letter-spacing: 0; }

@media (hover: hover) and (pointer: fine) {
  a.spine__body:hover { transform: translateY(-3px); }
}

/* Band-Raster auf der Reihenseite: dieselben Rücken, größer und antippbar */
.shelf--grid { --spine-w: 40px; --spine-h: 108px; --row-gap: 18px; --gap: 4px; }
.shelf--grid-dense { --spine-w: 32px; --spine-h: 86px; }
.shelf--grid .spine__body { font-size: 16px; padding-top: 8px; border-radius: 5px 5px 2px 2px; }
.shelf--grid-dense .spine__body { font-size: 13px; }
.shelf--grid input[type="hidden"] { display: none; }
/* Im Raster sind die Nummern zum Antippen da – also gut lesbar, auch wenn der Band noch fehlt */
.shelf--grid :is(.spine--missing, .spine--empty, .spine--upcoming) .spine__body { color: var(--label-2); }
button.spine {
  appearance: none; border: 0; background: none; font: inherit; color: inherit;
  cursor: pointer; padding: 0 0 var(--plank-h); text-align: center;
}
@media (hover: hover) and (pointer: fine) {
  button.spine:hover .spine__body { transform: translateY(-4px); }
}
button.spine:active .spine__body { transform: scale(.94); transition-duration: .1s; }
button.spine:focus-visible { outline: none; }
button.spine:focus-visible .spine__body { outline: 3px solid var(--tint-text); outline-offset: 2px; }
button.spine.is-busy { cursor: progress; }
@media (max-width: 520px) {
  .shelf--grid { --spine-w: 34px; --spine-h: 92px; }
  .shelf--grid-dense { --spine-w: 30px; --spine-h: 80px; }
}

.legend { display: flex; flex-wrap: wrap; gap: .375rem 1.125rem; list-style: none; padding: 0; margin: 1rem 0 1.25rem; font-size: .8125rem; color: var(--label-2); }
.legend li { display: inline-flex; align-items: center; gap: .4rem; }
.legend__swatch { display: inline-block; width: 11px; height: 18px; border-radius: 3px 3px 1px 1px; }
.legend__swatch.spine--owned { background: var(--spine); }
.legend__swatch.spine--gap { border: 1.5px dashed color-mix(in srgb, var(--label) 38%, transparent); background: var(--fill-4); }
.legend__swatch.spine--next { border: 1.5px dashed var(--tint-text); background: var(--tint-soft); }
.legend__swatch.spine--wish { border: 1.5px solid var(--yellow); background: var(--yellow-soft); }

.grid-tools { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem 1.25rem; margin-bottom: 1.25rem; }
.grid-tools p { margin: 0; }
.sheet .bulk { margin-top: 1.25rem; padding-top: 1.25rem; box-shadow: inset 0 var(--hairline) 0 var(--separator); }

/* ========================================================================
   Cover
   ======================================================================== */

.cover {
  --cover-w: 56px;
  position: relative; display: inline-block; flex: none; overflow: hidden;
  width: var(--cover-w); aspect-ratio: 2 / 3; border-radius: 4px;
  background: var(--spine); color: var(--spine-ink);
  box-shadow: var(--cover-shadow);
}
.cover::after {
  content: ""; position: absolute; inset: 0; z-index: 1; border-radius: inherit;
  box-shadow: inset 0 0 0 .5px var(--cover-edge); pointer-events: none;
}
.cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background: var(--surface-2); }
.cover__title {
  display: -webkit-box; -webkit-line-clamp: 6; -webkit-box-orient: vertical; overflow: hidden;
  padding: 11% 10% 0; font: 700 calc(var(--cover-w) * .14)/1.08 var(--font); letter-spacing: -.01em;
  overflow-wrap: anywhere; hyphens: auto;
}
.cover__mono { display: none; }
.cover--xs { --cover-w: 30px; border-radius: 3px; }
.cover--s { --cover-w: 48px; }
.cover--m { --cover-w: 72px; border-radius: 5px; }
.cover--l { --cover-w: 112px; border-radius: 6px; }
.cover--xl { --cover-w: 148px; border-radius: 7px; }
.cover--xs .cover__title, .cover--s .cover__title { display: none; }
.cover--xs .cover__mono, .cover--s .cover__mono {
  display: grid; place-items: center; height: 100%;
  font: 700 calc(var(--cover-w) * .36)/1 var(--font-rounded); letter-spacing: -.02em;
}

/* ========================================================================
   Avatare, Chips, Abzeichen
   ======================================================================== */

.avatar {
  --size: 40px;
  display: inline-grid; place-items: center; flex: none;
  width: var(--size); height: var(--size); border-radius: 50%;
  background: linear-gradient(180deg, color-mix(in srgb, var(--av) 72%, #fff), var(--av));
  color: #fff; font: 600 calc(var(--size) * .4)/1 var(--font-rounded); letter-spacing: .01em;
}
.avatar--s { --size: 32px; }
.avatar--l { --size: 48px; }
.avatar--xl { --size: 80px; }

.chip, .badge {
  display: inline-flex; align-items: center; gap: .25rem; flex: none;
  padding: .2rem .6rem; border-radius: 999px; background: var(--fill-3); color: var(--label-2);
  font-size: .75rem; font-weight: 600; line-height: 1.2; letter-spacing: .01em; white-space: nowrap;
}
.chip--dropped { background: var(--red-soft); color: var(--red-text); }
.chip--complete { background: var(--green-soft); color: var(--green-text); }
.chip--wish { background: var(--yellow); color: var(--on-yellow); }
.badge { color: var(--label); }
.badge .icon { width: 1.05em; height: 1.05em; }
.badge--obi { background: var(--yellow); color: var(--on-yellow); }
.badge--cake { background: var(--tint-soft); color: var(--tint-text); }

.tags { display: flex; flex-wrap: wrap; gap: .375rem; list-style: none; padding: 0; margin: .75rem 0; }
.tags li { padding: .2rem .65rem; border-radius: 999px; background: var(--fill-3); font-size: .8125rem; line-height: 1.3; }

.obi-label {
  display: inline-flex; align-items: center; gap: .3em; padding: .35rem .75rem; border-radius: 999px;
  background: var(--yellow); color: var(--on-yellow); font-weight: 600; font-size: .8125rem; white-space: nowrap;
}
.obi-label .icon { width: 1.1em; height: 1.1em; stroke-width: 2.2; }
.obi-label--taken { background: repeating-linear-gradient(-45deg, var(--yellow) 0 6px, var(--yellow-deep) 6px 9px); }

/* ========================================================================
   Gruppierte Listen (wie in den iOS-Einstellungen)
   ======================================================================== */

.people, .friend-list, .book-list, .ideas {
  --sep-inset: 1rem;
  list-style: none; margin: 0; padding: 0;
  background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow-card); overflow: hidden;
}
.person, .friend, .book, .idea { position: relative; }
:is(.person, .friend, .book, .idea) + :is(.person, .friend, .book, .idea)::before {
  content: ""; position: absolute; top: 0; right: 0; left: var(--sep-inset);
  border-top: var(--hairline) solid var(--separator);
}

.people { --sep-inset: 4.25rem; }
.person { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem .75rem; padding: .75rem 1rem; }
.person__name { flex: 1; min-width: 10ch; font-weight: 600; display: flex; flex-direction: column; color: inherit; line-height: 1.3; }
a.person__name { color: var(--label); }
.person__name .muted { font-weight: 400; font-size: .8125rem; }
.person__meta { color: var(--label-2); font-size: .8125rem; }
.person form { margin: 0; }

.friend-list { --sep-inset: 4.75rem; }
.friend { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: .375rem .75rem; padding: .75rem .5rem .75rem 1rem; }
.friend__main {
  display: flex; align-items: center; gap: .75rem; flex: 1 1 15rem; min-width: 0;
  margin: -.375rem; padding: .375rem; border-radius: 12px;
  color: inherit; text-decoration: none; transition: background-color .15s ease;
}
.friend__main:active { background: var(--fill-4); transition-duration: 0s; }
.friend__text { display: grid; min-width: 0; line-height: 1.3; }
.friend__name { font-size: 1.0625rem; font-weight: 600; letter-spacing: -.012em; }
.friend__gifts { display: flex; flex-wrap: wrap; gap: .375rem; }
.friend form { margin: 0; }
.friend form .btn--quiet { color: var(--label-3); width: 2.25rem; padding: 0; }
@media (max-width: 560px) {
  .friend { grid-template-columns: minmax(0, 1fr) auto; }
  .friend__gifts { grid-column: 1; grid-row: 2; padding-left: calc(48px + .75rem); }
  .friend__gifts:empty { display: none; }
  .friend form { grid-column: 2; grid-row: 1; }
}

.book-list { --sep-inset: 4.75rem; }
.book { display: flex; align-items: center; gap: .75rem; padding: .625rem .5rem .625rem 1rem; }
.book__text { display: grid; flex: 1; min-width: 0; color: inherit; text-decoration: none; line-height: 1.3; }
.book__text strong { font-weight: 600; }
.book__text .muted { font-size: .8125rem; }
.book form { margin: 0; }
.uploads .book { flex-wrap: wrap; }
.uploads .book__text { min-width: 9rem; }
.uploads .book__text a { color: inherit; text-decoration: none; }
.uploads__actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .375rem; flex-basis: 100%; }
@media (min-width: 40rem) { .uploads__actions { flex-basis: auto; margin-left: auto; } }
.block > .section-title--sm:not(:first-child) { margin-top: 1.75rem; }
.book-list--compact { --sep-inset: 3.625rem; }
.book-list--compact .book { padding-block: .5rem; }

/* ========================================================================
   Regal-Liste: jede Reihe eine Karte
   ======================================================================== */

.series-list { display: grid; gap: .75rem; margin-top: 1rem; }
.series-row {
  background: var(--surface); border-radius: 20px; box-shadow: var(--shadow-card);
  padding: .875rem 1rem 1rem; scroll-margin-top: calc(var(--bar-h) + 1rem);
}
@media (min-width: 641px) { .series-row { padding: 1rem 1.25rem 1.25rem; } }
.series-row__head { display: flex; align-items: center; gap: .75rem; color: inherit; text-decoration: none; min-width: 0; }
.series-row > .series-row__head { margin-bottom: .875rem; }
.series-row__text { display: grid; gap: 1px; min-width: 0; flex: 1; }
.series-row__title { font-size: 1.0625rem; font-weight: 600; letter-spacing: -.012em; line-height: 1.3; }
.series-row__meta { color: var(--label-2); font-size: .875rem; line-height: 1.35; }
a.series-row__head { margin: -.375rem; padding: .375rem; border-radius: 12px; transition: background-color .15s ease; }
a.series-row__head:active { background: var(--fill-4); transition-duration: 0s; }

.series-row__top { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; margin-bottom: .875rem; }
.series-row__top .series-row__head { flex: 1 1 18rem; }
.series-row__actions { display: flex; flex-wrap: wrap; gap: .375rem; align-items: center; }
.series-row__actions form { margin: 0; }
.shelf-link { display: block; text-decoration: none; color: inherit; }
@media (hover: hover) and (pointer: fine) {
  .shelf-link:hover .spine--owned .spine__body { filter: brightness(1.06); }
}

/* Kopf einer Reihe oder eines Bandes – am Handy zentriert wie ein Album */
.series-head { display: flex; gap: 1.5rem; align-items: flex-end; padding: 1.25rem 0 .5rem; }
.series-head__text { min-width: 0; }
.series-head__text > p { margin: .25rem 0; }
.series-head .page-title { margin-bottom: .25rem; }
.series-head__summary { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; font-weight: 600; font-size: 1.0625rem; }
.series-head .inline-actions { margin-top: 1.125rem; }
@media (max-width: 560px) {
  .series-head { flex-direction: column; align-items: center; text-align: center; gap: 1rem; padding-top: 1rem; }
  .series-head .cover--xl { --cover-w: 132px; }
  .series-head__summary, .series-head .tags, .series-head .inline-actions { justify-content: center; }
}

/* ========================================================================
   Leere Zustände
   ======================================================================== */

.empty { max-width: 34rem; margin: 0 auto; padding: 2.5rem 0; text-align: center; }
.empty .shelf { margin: 0 auto 1.5rem; justify-content: center; }
.shelf--empty { --spine-w: 30px; --spine-h: 90px; max-width: 280px; }
.empty__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: .625rem; }

/* ========================================================================
   Profil-Köpfe, Freunde
   ======================================================================== */

.profile-head { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.25rem; padding: 1.5rem 0 1rem; }
.profile-head .page-title { margin-bottom: .125rem; }
.profile-head__logout { margin-left: auto; }
@media (max-width: 560px) {
  .profile-head { flex-direction: column; text-align: center; gap: .75rem; }
  .profile-head .page-lead { margin-inline: auto; }
  .profile-head__logout { margin: 0; }
}

.add-friend .form { margin-bottom: .75rem; }
.add-friend p { margin: .5rem 0; }

/* ========================================================================
   Startseite
   ======================================================================== */

.updates { list-style: none; padding: 0; margin: 0; display: grid; gap: .625rem; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); }
.update {
  display: flex; align-items: center; gap: .875rem; padding: .75rem; height: 100%;
  background: var(--surface); border-radius: 16px; box-shadow: var(--shadow-card);
  color: inherit; text-decoration: none; transition: transform .16s var(--ease-out);
}
.update:active { transform: scale(.98); transition-duration: .1s; }
.update__text { display: grid; line-height: 1.3; gap: 2px; }
.update__text strong { font-weight: 600; }
.update__text span { color: var(--label-2); font-size: .8125rem; }

/* Karussells wie im App Store: laufen bis an den Bildschirmrand */
.rec-row {
  list-style: none; margin: 0 calc(-1 * var(--gutter)); padding: .25rem var(--gutter) 1rem;
  display: grid; grid-auto-flow: column; grid-auto-columns: 112px; gap: 1rem;
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scroll-padding-inline: var(--gutter);
  scrollbar-width: none;
}
.rec-row::-webkit-scrollbar { display: none; }
@media (hover: hover) and (pointer: fine) { .rec-row { scrollbar-width: thin; } }
.rec { scroll-snap-align: start; display: flex; flex-direction: column; gap: .25rem; }
.rec a { color: inherit; text-decoration: none; display: grid; gap: .5rem; transition: transform .16s var(--ease-out); }
.rec a:active { transform: scale(.97); transition-duration: .1s; }
.rec__title {
  font-weight: 600; font-size: .875rem; line-height: 1.25; letter-spacing: -.005em;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rec__reason { color: var(--label-2); font-size: .75rem; line-height: 1.3; letter-spacing: .005em; }
.rec__wish { margin-top: .375rem; }
.rec__wish.is-done { background: var(--fill-3); color: var(--label-2); }

/* ========================================================================
   Geschenkideen
   ======================================================================== */

.gift-group { margin: 1.5rem 0 2rem; }
.gift-group__head { display: flex; gap: .875rem; align-items: center; margin-bottom: .75rem; }
.gift-group__head p { margin: 2px 0 0; }
.gift-group__title { font-size: 1.25rem; font-weight: 700; letter-spacing: -.016em; line-height: 1.2; }

.idea {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: .375rem 1rem;
  padding: .75rem 1rem; scroll-margin-top: calc(var(--bar-h) + 1.5rem);
  transition: background-color .6s ease;
}
.idea:target { background: var(--yellow-soft); }
.idea__vol { font: 700 1.0625rem/1.2 var(--font-rounded); font-variant-numeric: tabular-nums; letter-spacing: -.01em; min-width: 4.5ch; }
.idea__info { display: flex; flex-wrap: wrap; align-items: baseline; gap: .125rem .875rem; min-width: 0; }
.idea__kind { font-weight: 500; }
.idea--upcoming .idea__kind { color: var(--label-2); }
.idea__title { font-weight: 600; flex-basis: 100%; line-height: 1.3; }
.idea__isbn { color: var(--label-2); font-size: .8125rem; font-variant-numeric: tabular-nums; }
.idea__warn { flex-basis: 100%; color: var(--red-text); font-weight: 600; font-size: .8125rem; }
.idea__action { display: flex; align-items: center; gap: .5rem; margin: 0; justify-self: end; }
.idea__name { width: 9.5rem; min-height: 2.25rem; padding: .375rem .75rem; font-size: .9375rem; }
.idea--book { grid-template-columns: auto minmax(0, 1fr) auto; }
.idea--reserved .idea__vol { box-shadow: inset 0 -.3em 0 var(--yellow); }
.ideas:has(.idea--book) { --sep-inset: 3.875rem; }
.stores { display: inline-flex; gap: .875rem; font-size: .8125rem; font-weight: 500; }
@media (max-width: 640px) {
  .idea { grid-template-columns: auto minmax(0, 1fr); }
  .idea__action { grid-column: 1 / -1; justify-self: start; }
}

.gift-list .idea { grid-template-columns: minmax(0, 1fr) auto; }
.gift-list .idea__kind { font-weight: 400; font-size: .8125rem; color: var(--label-2); }
@media (max-width: 640px) { .gift-list .idea { grid-template-columns: 1fr; } }

/* ========================================================================
   Regal: Suche, Aktionen, Bearbeiten
   ======================================================================== */

.shelf-tools { display: flex; flex-wrap: wrap; align-items: center; gap: .625rem 1rem; margin: .375rem 0 .25rem; }
.search { position: relative; flex: 1 1 16rem; max-width: 26rem; display: block; }
.search .icon { position: absolute; left: .625rem; top: 50%; transform: translateY(-50%); width: 1.125rem; height: 1.125rem; color: var(--label-2); pointer-events: none; stroke-width: 2.1; }
.search input { min-height: 2.375rem; padding: .4rem .75rem .4rem 2.125rem; border-radius: 12px; background: var(--fill-3); }
.cover-refresh { display: flex; flex-wrap: wrap; align-items: center; gap: .625rem; margin: 0; }

.edit-grid { display: grid; gap: 1rem; grid-template-columns: minmax(0, 1fr) 16.5rem; align-items: start; }
@media (max-width: 760px) { .edit-grid { grid-template-columns: 1fr; } }
.cover-box { display: grid; justify-items: center; text-align: center; gap: .875rem; }
.cover-box form { margin: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: .5rem; }
.cover-box p { margin: 0; }
.admin-note { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem 1rem; }
.admin-note p { margin: 0; flex: 1 1 16rem; }
.admin-note form { margin: 0; }
.switch-list { border: 0; padding: 0; margin: 0; min-width: 0; }
.switch-list legend { margin-bottom: .25rem; }
.switch-list .check { padding-block: .625rem; }
.switch-list .check + .check { box-shadow: inset 0 var(--hairline) 0 var(--separator); }
form.is-busy { opacity: .6; pointer-events: none; }

.volumes-detail { margin-top: 1rem; }
.volumes-detail .book-list { margin: .75rem -1.125rem -1.125rem; border-radius: 0; box-shadow: inset 0 var(--hairline) 0 var(--separator); --sep-inset: 3.625rem; }

.merge { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.25rem; margin: 1.25rem 0 1rem; padding: 1.25rem; background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow-card); }
.merge__item { display: flex; align-items: center; gap: .75rem; }
.merge__item p { margin: 0; display: grid; line-height: 1.35; }
.merge__arrow .icon { width: 1.75rem; height: 1.75rem; transform: rotate(-90deg); color: var(--label-3); }

/* ========================================================================
   Reiter auf „Buch hinzufügen“: Segment-Steuerung mit gleitendem Daumen
   ======================================================================== */

.tabs {
  position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 3px; margin: .5rem 0 1.5rem; border-radius: 999px; background: var(--fill-3);
}
.tabs a {
  position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; gap: .4rem;
  min-height: 2.5rem; padding: .375rem .5rem; border-radius: 999px; text-align: center;
  color: var(--label); text-decoration: none; font-weight: 500; font-size: .9375rem; line-height: 1.15;
  transition: transform .16s var(--ease-out);
}
.tabs a .icon { width: 1.25rem; height: 1.25rem; }
.tabs a[aria-current="true"] { background: var(--seg-thumb); box-shadow: var(--seg-shadow); font-weight: 600; }
.tabs a:active { transform: scale(.95); transition-duration: .1s; }
@supports selector(:has(*)) {
  .tabs::before {
    content: ""; position: absolute; top: 3px; bottom: 3px; left: 3px; width: calc((100% - 6px) / 4);
    border-radius: 999px; background: var(--seg-thumb); box-shadow: var(--seg-shadow);
    transition: transform var(--spring-dur) var(--spring);
  }
  .tabs a[aria-current="true"] { background: none; box-shadow: none; }
  .tabs:has(> a:nth-child(2)[aria-current="true"])::before { transform: translateX(100%); }
  .tabs:has(> a:nth-child(3)[aria-current="true"])::before { transform: translateX(200%); }
  .tabs:has(> a:nth-child(4)[aria-current="true"])::before { transform: translateX(300%); }
}
@media (max-width: 560px) {
  .tabs, .tabs::before { border-radius: 16px; }
  .tabs a { flex-direction: column; gap: .2rem; min-height: 3.375rem; font-size: .75rem; border-radius: 13px; }
  .tabs::before { border-radius: 13px; }
}
.add:not(.is-tabbed) .tab-panel { margin-bottom: 2.25rem; }
/* Mit Reitern ist #reihe keine Sprungmarke mehr: der Browser soll beim Laden nicht dorthin scrollen */
.is-tabbed .tab-panel { scroll-margin-top: 100vh; }
.is-tabbed .tab-panel__title {
  position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}
.tab-panel__hint { margin: 0 0 1rem; max-width: 60ch; }

/* ========================================================================
   Scanner
   ======================================================================== */

.scan__layout { display: grid; gap: 1.25rem; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); align-items: start; }
@media (max-width: 760px) { .scan__layout { grid-template-columns: 1fr; } }
.scan__stage {
  position: relative; overflow: hidden; border-radius: 24px; aspect-ratio: 4 / 3;
  background: radial-gradient(120% 90% at 50% 0%, #2C2C2E, #0A0A0B);
  box-shadow: var(--shadow-float);
}
.scan__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .3s ease; }
[data-scanner].is-live .scan__video { opacity: 1; }
.scan__aim {
  position: absolute; inset: 30% 9%; display: none;
  border: 2px solid rgb(255 255 255 / .9); border-radius: 18px;
  box-shadow: 0 0 0 100vmax rgb(0 0 0 / .32);
  transition: transform var(--spring-dur-fast) var(--spring), border-color .2s ease;
}
[data-scanner].is-live .scan__aim { display: block; }
.scan__line { position: absolute; left: 6%; right: 6%; top: 50%; height: 2px; border-radius: 2px; background: var(--yellow); box-shadow: 0 0 12px var(--yellow); }
[data-scanner].is-hit .scan__aim { border-color: var(--yellow); transform: scale(1.03); }
.scan__idle { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; gap: .875rem; padding: 1.5rem; text-align: center; color: #F5F5F7; }
.scan__idle p { max-width: 34ch; margin: 0; color: rgb(235 235 245 / .7); }
[data-scanner].is-live .scan__idle { display: none; }
.scan__controls { position: absolute; right: .75rem; bottom: .75rem; display: flex; gap: .5rem; }
.scan__controls .btn {
  background: rgb(30 30 32 / .55); color: #fff;
  -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%);
  box-shadow: inset 0 0 0 .5px rgb(255 255 255 / .18);
}
.scan__side { display: grid; gap: 1rem; }
.scan__status { margin: 0; font-weight: 600; min-height: 1.5em; }
.scan__side .check { padding: .875rem 1rem; border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-card); }
.scan__photo { display: grid; gap: .5rem; justify-items: start; }
.scan__photo p { margin: 0; }
.scan__photo label { cursor: pointer; }

.scan__results { list-style: none; margin: 1.25rem 0 0; padding: 0; display: grid; gap: .75rem; }
.scan-card {
  display: grid; grid-template-columns: auto minmax(0, 1fr); gap: .875rem; align-items: start;
  padding: 1rem; border-radius: 20px; background: var(--surface); box-shadow: var(--shadow-card);
  transition: opacity .3s ease-out, transform var(--spring-dur) var(--spring);
}
@starting-style { .scan-card { opacity: 0; transform: translateY(.75rem) scale(.98); } }
.scan-card__body { display: grid; gap: .625rem; min-width: 0; }
.scan-card__title { font-weight: 600; margin: 0; line-height: 1.3; }
.scan-card__meta { margin: 0; color: var(--label-2); font-size: .8125rem; }
.scan-card__fields { display: grid; grid-template-columns: minmax(0, 1fr) 5.5rem minmax(0, 9rem); gap: .5rem; }
@media (max-width: 560px) { .scan-card__fields { grid-template-columns: minmax(0, 1fr) 5rem; } .scan-card__fields > :last-child { grid-column: 1 / -1; } }
.scan-card__fields label, .scan-card__body > label { display: grid; gap: .25rem; font-size: .8125rem; font-weight: 600; color: var(--label-2); }
.scan-card__actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.scan-card__done { display: inline-flex; align-items: center; gap: .375rem; font-weight: 600; color: var(--green-text); }
.scan-card__error { color: var(--red-text); font-weight: 600; margin: 0; }

.jump { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .75rem; }
.jump a { padding: .375rem .875rem; border-radius: 999px; background: var(--fill-3); color: var(--label); text-decoration: none; font-weight: 500; font-size: .9375rem; }

/* ========================================================================
   Startseite für Gäste
   ======================================================================== */

.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 3rem; align-items: center; padding: 4rem 0 3rem; }
.hero__title {
  font-size: clamp(2.5rem, 1.5rem + 3.6vw, 4.25rem); font-weight: 700; line-height: 1.04; letter-spacing: -.028em;
  margin: 0 0 1.125rem; text-wrap: balance;
}
.hero__lead { font-size: 1.3125rem; line-height: 1.38; letter-spacing: .002em; color: var(--label-2); margin: 0 0 1.75rem; max-width: 34ch; text-wrap: pretty; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin: 0; }
.hero__stage {
  display: grid; justify-items: center; padding: 6.5rem 1.5rem 2rem;
  background: var(--surface); border-radius: 32px; box-shadow: var(--shadow-card);
}
.shelf--hero { --spine-w: 34px; --spine-h: 150px; --plank-h: 6px; --gap: 4px; flex-wrap: nowrap; }
.shelf--hero .spine__body { font-size: 18px; padding-top: 10px; border-radius: 5px 5px 2px 2px; }
.shelf--hero .spine--owned:nth-child(3n) .spine__body { filter: brightness(1.08); }
.shelf--hero .spine--owned:nth-child(4n+1) .spine__body { filter: brightness(.93); }
.hero__gap .hero__incoming {
  position: absolute; inset: 0 0 var(--plank-h) 0; width: auto; height: auto; border: 0;
  background: repeating-linear-gradient(-45deg, var(--yellow) 0 7px, var(--yellow-deep) 7px 11px);
  color: var(--on-yellow);
  animation: drop-in .8s linear(0, .04, .128, .245, .37, .491, .602, .699, .78, .846, .898, .937, .966, .986, 1, 1.008, 1.013, 1.015, 1.015, 1.014, 1.011, 1.007, 1.004, 1) 1.5s both;
}
@keyframes drop-in { from { transform: translateY(-140%); opacity: 0; } 30% { opacity: 1; } to { transform: none; opacity: 1; } }

/* Sprechblasen wie in Nachrichten */
.bubble {
  position: absolute; left: 50%; bottom: calc(100% + 1rem); z-index: 2;
  padding: .5rem .875rem; border-radius: 18px;
  font: 500 1rem/1.25 var(--font); letter-spacing: -.01em; white-space: nowrap;
  transform: translateX(-50%);
}
.bubble::after {
  content: ""; position: absolute; top: calc(100% - 7px); width: 14px; height: 14px; border-radius: 0 0 0 14px;
  background: inherit;
}
.bubble--before { background: var(--fill-1); color: var(--label); animation: bubble-out .3s ease 1.4s both; }
.bubble--before::after { left: 10px; transform: scaleX(-1); }
.bubble--after { background: var(--tint); color: var(--on-tint); animation: bubble-in .45s var(--spring) 2.1s both; }
.bubble--after::after { right: 10px; }
@keyframes bubble-out { to { opacity: 0; transform: translateX(-50%) translateY(-6px) scale(.96); } }
@keyframes bubble-in { from { opacity: 0; transform: translateX(-50%) translateY(8px) scale(.9); } to { opacity: 1; transform: translateX(-50%); } }

.steps { padding: 1rem 0 4rem; }
.steps .section-title { margin: 1rem 0 0; }
.steps__list { list-style: none; padding: 0; margin: 1.25rem 0 0; display: grid; gap: 1rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.steps__list li { padding: 1.5rem; background: var(--surface); border-radius: 24px; box-shadow: var(--shadow-card); }
.steps__icon {
  display: inline-grid; place-items: center; width: 2.75rem; height: 2.75rem; margin-bottom: 1rem;
  border-radius: 12px; background: var(--tint); color: var(--on-tint);
  box-shadow: inset 0 .5px 0 rgb(255 255 255 / .3);
}
.steps__icon .icon { width: 1.5rem; height: 1.5rem; stroke-width: 2; }
.steps__icon--obi { background: var(--yellow); color: var(--on-yellow); }
.steps__list h3 { font-size: 1.1875rem; font-weight: 600; letter-spacing: -.014em; line-height: 1.25; margin-bottom: .375rem; }
.steps__list p { margin: 0; color: var(--label-2); max-width: 36ch; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 2rem; gap: 2rem; }
  .shelf--hero { --spine-w: 22px; --spine-h: 104px; --gap: 3px; --plank-h: 5px; }
  .shelf--hero .spine__body { font-size: 13px; padding-top: 7px; }
  .hero__stage { padding: 5rem .75rem 1.5rem; border-radius: 26px; }
  .steps__list { grid-template-columns: 1fr; }
  .bubble { font-size: .9375rem; }
}

/* ========================================================================
   Anmelden
   ======================================================================== */

.auth { max-width: 26rem; margin: 0 auto; padding: 2.5rem 0 3rem; }
.auth__logo { display: flex; justify-content: center; margin-bottom: 1.25rem; }
.auth__logo .logo { width: 4rem; height: 4rem; box-shadow: 0 6px 18px rgb(0 0 0 / .22), 0 1px 3px rgb(0 0 0 / .12); }
@media (prefers-color-scheme: dark) { .auth__logo .logo { box-shadow: inset 0 0 0 .5px rgb(255 255 255 / .14), 0 6px 18px rgb(0 0 0 / .6); } }
.auth .page-title { text-align: center; margin-bottom: 1.25rem; }
.auth__switch { margin-top: 1.25rem; text-align: center; color: var(--label-2); }

/* ========================================================================
   Bedienungshilfen: weniger Bewegung, weniger Transparenz, mehr Kontrast
   ======================================================================== */

@media (prefers-reduced-motion: reduce) {
  :root { --press-scale: 1; }
  *, *::before, *::after {
    animation-duration: 1ms !important; animation-delay: 0s !important; animation-iteration-count: 1 !important;
    transition-property: opacity, color, background-color, border-color, box-shadow, filter !important;
  }
  .btn:active, .tabbar a:active, .tabs a:active, .mainnav a:active { opacity: .7; }
  .bubble--before { display: none; }
}

@media (prefers-reduced-transparency: reduce) {
  .topbar::before { background: var(--bg); -webkit-backdrop-filter: none; backdrop-filter: none; }
  .tabbar__tabs { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; }
  .usermenu__panel, .confirm__panel { background: var(--elevated); -webkit-backdrop-filter: none; backdrop-filter: none; }
  .toast { background: #1C1C1E; -webkit-backdrop-filter: none; backdrop-filter: none; }
  .scan__controls .btn { background: #1C1C1E; -webkit-backdrop-filter: none; backdrop-filter: none; }
}

@media (prefers-contrast: more) {
  :root {
    --label-2: #3A3A3C;
    --separator: rgb(60 60 67 / .55);
    --tint-text: #3634A3;
    --field: rgb(118 118 128 / .18);
  }
  .topbar::before { background: var(--bg); -webkit-backdrop-filter: none; backdrop-filter: none; box-shadow: 0 1px 0 var(--label-3); }
  .tabbar__tabs, .usermenu__panel, .confirm__panel { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; box-shadow: 0 0 0 1px var(--label-2); }
  .sheet, .series-row, .people, .friend-list, .book-list, .ideas, .details, .update, .scan-card, .flash { box-shadow: 0 0 0 1px var(--separator); }
  :where(input:not([type="checkbox"], [type="radio"], [type="file"], [type="hidden"]), select) { box-shadow: inset 0 0 0 1px var(--label-3); }
  .btn--quiet { text-decoration: underline; text-underline-offset: .2em; }
}
@media (prefers-contrast: more) and (prefers-color-scheme: dark) {
  :root {
    --label-2: #D1D1D6;
    --separator: rgb(150 150 155 / .75);
    --tint-text: #B4B3FF;
  }
}