/* ============================================================
   DigiLehr Werkstatt · Startseite
   Aufbauend auf dem „Papier & Werkbank"-Design-System.
   ============================================================ */

@import url('design-system.css');

body {
  background-image:
    linear-gradient(var(--karo) 1px, transparent 1px),
    linear-gradient(90deg, var(--karo) 1px, transparent 1px);
  background-size: 24px 24px;
  background-attachment: fixed;
}

.app-wrapper { display: flex; flex-direction: column; min-height: 100vh; }

/* ---------- Kopfleiste ---------- */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--paper);
  border-bottom: 2px solid var(--line-strong);
  padding: 0.7rem 1.5rem;
}
.navbar::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -6px;
  border-top: 2px dashed var(--line-strong);
  opacity: 0.5;
}

.nav-container {
  max-width: 1380px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 1.25rem;
}

.brand-logo {
  display: flex; align-items: center; gap: 0.7rem;
  text-decoration: none; color: var(--ink); flex-shrink: 0;
}
.logo-stamp {
  width: 44px; height: 44px;
  background: var(--primary);
  border: 2px solid var(--primary-deep);
  border-radius: 12px;
  display: grid; place-items: center;
  color: #fff;
  font-family: var(--font-display); font-weight: 900; font-size: 1.45rem;
  box-shadow: var(--lift);
  transform: rotate(-3deg);
  transition: transform var(--t-spring);
}
.brand-logo:hover .logo-stamp { transform: rotate(3deg) scale(1.05); }
.logo-text h1 {
  font-size: 1.3rem; font-weight: 900; letter-spacing: -0.01em; line-height: 1.1;
}
.logo-text span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.68rem; font-weight: 800;
  color: var(--primary-deep);
  letter-spacing: 0.1em; text-transform: uppercase;
}

/* Suche */
.search-box-header { position: relative; width: 320px; }
.search-box-header input {
  width: 100%;
  padding: 0.6rem 1rem 0.6rem 2.6rem;
  border-radius: var(--r-full);
  border: 2px solid var(--line-strong);
  background: var(--card);
  color: var(--ink);
  font-family: var(--font-body); font-size: 0.9rem;
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.search-box-header input:focus {
  border-color: var(--primary);
  box-shadow: 3px 3px 0 var(--primary-soft);
}
.search-box-header input::placeholder { color: var(--faint); }
.search-icon-nav {
  position: absolute; left: 0.95rem; top: 50%; transform: translateY(-50%);
  color: var(--muted); pointer-events: none; display: flex;
}

.nav-actions { display: flex; align-items: center; gap: 0.7rem; }

.icon-btn {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 2px solid var(--line-strong);
  background: var(--card);
  color: var(--ink);
  display: grid; place-items: center;
  cursor: pointer; position: relative;
  transition: all var(--t-fast);
}
.icon-btn:hover {
  border-color: var(--ink);
  transform: translate(-1px, -1px);
  box-shadow: var(--lift);
}
.fav-counter {
  position: absolute; top: -5px; right: -5px;
  background: var(--red); color: #fff;
  font-size: 0.68rem; font-weight: 800;
  min-width: 19px; height: 19px; padding: 0 4px;
  border-radius: var(--r-full);
  display: grid; place-items: center;
  border: 2px solid var(--paper);
}

/* Konto-Bereich */
.auth-area { display: flex; align-items: center; }
.btn-anmelden { padding: 0.55rem 1.2rem; font-size: 0.9rem; }
.konto-chip {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.3rem 0.85rem 0.3rem 0.3rem;
  border-radius: var(--r-full);
  border: 2px solid var(--line-strong);
  background: var(--card);
  cursor: pointer; font-family: var(--font-body);
  transition: all var(--t-fast);
}
.konto-chip:hover { border-color: var(--ink); box-shadow: var(--lift); }
.konto-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--accent-deep);
  color: #35270A;
  display: grid; place-items: center;
  font-size: 0.8rem; font-weight: 800;
}
.konto-chip.ist-org .konto-avatar { background: var(--primary); border-color: var(--primary-deep); color: #fff; }
.konto-name { font-size: 0.85rem; font-weight: 700; color: var(--ink); max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.konto-typ { display: block; font-size: 0.64rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }

.konto-menue {
  position: absolute; top: calc(100% + 10px); right: 0;
  width: 250px;
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--r-lg);
  box-shadow: var(--lift-lg);
  padding: 0.9rem;
  display: none;
  z-index: 200;
}
.konto-menue.offen { display: block; animation: dl-rise 0.22s cubic-bezier(0.16,1,0.3,1) both; }
.konto-menue .km-name { font-weight: 800; font-size: 0.95rem; }
.konto-menue .km-mail { font-size: 0.8rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; margin-bottom: 0.7rem; }
.konto-menue .km-abmelden {
  width: 100%; padding: 0.55rem;
  border-radius: var(--r-md);
  border: 2px solid var(--red);
  background: var(--red-soft); color: var(--red);
  font-family: var(--font-body); font-weight: 800; font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--t-fast);
}
.konto-menue .km-abmelden:hover { background: var(--red); color: #fff; }

/* ---------- Held: Arbeitsblatt-Studio ---------- */
.hero-section {
  padding: 3rem 1.5rem 1.5rem;
  max-width: 1380px; margin: 0 auto; width: 100%;
}
.hero-banner {
  position: relative;
  border-radius: var(--r-xl);
  background: var(--card);
  border: 2px solid var(--ink);
  box-shadow: var(--lift-lg);
  padding: 3rem 3rem 2.8rem;
  overflow: hidden;
  display: grid; grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem; align-items: center;
}
.hero-banner::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--karo) 1px, transparent 1px),
    linear-gradient(90deg, var(--karo) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
.hero-banner::after {
  /* Rotstift-Randlinie wie im Schulheft */
  content: '';
  position: absolute; top: 0; bottom: 0; left: 58px;
  border-left: 2px solid var(--red);
  opacity: 0.25;
  pointer-events: none;
}

.hero-content { position: relative; z-index: 2; padding-left: 2rem; }

.hero-title {
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 1rem 0 1.1rem;
}
.hero-title em { font-style: italic; color: var(--primary-deep); }

.hero-description {
  font-size: 1.05rem; color: var(--ink-soft);
  margin: 0 0 1.6rem; max-width: 34rem;
}

.hero-features { display: flex; flex-wrap: wrap; gap: 0.6rem 1.5rem; margin-bottom: 1.9rem; }
.feature-tag {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.9rem; font-weight: 700; color: var(--ink);
}
.feature-tag .haken-kreis {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--green-soft); color: var(--green);
  border: 1.5px solid var(--green);
  display: grid; place-items: center; flex-shrink: 0;
}

.hero-buttons { display: flex; flex-wrap: wrap; gap: 0.9rem; align-items: center; }
.hero-handnotiz {
  font-family: var(--font-hand);
  font-size: 1.35rem; color: var(--note-blue);
  transform: rotate(-2deg);
  margin-left: 0.4rem;
}

/* Arbeitsblatt-Attrappe rechts */
.hero-visual { position: relative; z-index: 2; display: flex; justify-content: center; }
.blatt-stapel { position: relative; width: min(340px, 100%); }
.blatt {
  background: #FFFDF8;
  border: 1.5px solid var(--line-strong);
  border-radius: 6px;
  box-shadow: var(--lift-soft);
  background-image:
    linear-gradient(rgba(62,111,184,0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(62,111,184,0.09) 1px, transparent 1px);
  background-size: 21px 21px;
}
[data-theme="tafel"] .blatt { background-color: #F5F2E8; }
.blatt.hinten {
  position: absolute; inset: 0;
  transform: rotate(4deg) translate(10px, 6px);
  opacity: 0.75;
}
.blatt.vorn {
  position: relative;
  transform: rotate(-2deg);
  padding: 2rem 1.6rem 1.6rem;
  transition: transform var(--t-spring);
  color: #26324B;
}
.blatt-stapel:hover .blatt.vorn { transform: rotate(0deg) translateY(-5px); }
.tesa {
  position: absolute; top: -12px; left: 50%;
  transform: translateX(-50%) rotate(-1.5deg);
  width: 110px; height: 26px;
  background: rgba(232, 146, 26, 0.32);
  border-left: 1px dashed rgba(201,124,13,0.4);
  border-right: 1px dashed rgba(201,124,13,0.4);
}
.blatt-kopf {
  font-family: var(--font-display);
  font-weight: 900; font-size: 1.05rem; color: #26324B;
  border-bottom: 2.5px solid #16857A;
  padding-bottom: 0.45rem; margin-bottom: 0.9rem;
  display: flex; justify-content: space-between; align-items: baseline;
}
.blatt-kopf small { font-family: var(--font-hand); font-size: 1rem; font-weight: 600; color: #3E6FB8; }
.blatt-aufgabe { font-size: 0.82rem; font-weight: 700; margin-bottom: 0.55rem; }
.blatt-mauer { display: flex; flex-direction: column; align-items: center; gap: 4px; margin: 0.7rem 0 1rem; }
.blatt-mauer div { display: flex; gap: 4px; }
.blatt-mauer span {
  width: 44px; height: 30px;
  border: 2px solid #16857A;
  border-radius: 6px;
  background: #DEF0ED;
  display: grid; place-items: center;
  font-size: 0.8rem; font-weight: 800; color: #0E6A61;
}
.blatt-mauer span.leer { background: #FFFDF8; color: transparent; }
.blatt-zeile { height: 9px; border-radius: 4px; background: #E4DCC9; margin-bottom: 7px; }
.blatt-zeile.k1 { width: 82%; }
.blatt-zeile.k2 { width: 64%; }
.blatt-abzeichen {
  position: absolute; right: 14px; bottom: 14px;
  font-family: var(--font-hand); font-size: 1.3rem; color: #C64B3F;
  border: 2px solid #C64B3F; border-radius: 50%;
  width: 54px; height: 54px;
  display: grid; place-items: center;
  transform: rotate(8deg);
  opacity: 0.85;
}

/* ---------- Merkzettel (Stats) ---------- */
.stats-ribbon { max-width: 1380px; margin: 1.6rem auto 2.6rem; padding: 0 1.5rem; }
.stats-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); gap: 1rem; }
.stat-card {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--lift);
  padding: 1rem 1.2rem;
  display: flex; align-items: center; gap: 0.95rem;
  transition: transform var(--t-fast);
}
.stat-card:hover { transform: translateY(-3px) rotate(-0.4deg); }
.stat-card:nth-child(even):hover { transform: translateY(-3px) rotate(0.4deg); }
.stat-icon {
  width: 46px; height: 46px;
  border-radius: var(--r-md);
  display: grid; place-items: center;
  border: 2px solid;
  flex-shrink: 0;
}
.stat-icon.petrol { background: var(--primary-soft); color: var(--primary-deep); border-color: var(--primary); }
.stat-icon.orange { background: var(--accent-soft); color: var(--accent-deep); border-color: var(--accent); }
.stat-icon.gruen  { background: var(--green-soft); color: var(--green); border-color: var(--green); }
.stat-icon.blau   { background: rgba(62,111,184,0.12); color: var(--note-blue); border-color: var(--note-blue); }
.stat-info .stat-number { font-family: var(--font-display); font-size: 1.2rem; font-weight: 800; line-height: 1.2; }
.stat-info .stat-label { font-size: 0.78rem; color: var(--muted); font-weight: 600; }

/* ---------- Werkzeug-Katalog ---------- */
.main-content { max-width: 1380px; margin: 0 auto; padding: 0 1.5rem 4rem; width: 100%; }

.section-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem; margin-bottom: 1.6rem;
}
.section-title h2 { font-size: 1.9rem; font-weight: 900; letter-spacing: -0.01em; }
.section-title p { font-size: 0.92rem; color: var(--muted); margin: 0.2rem 0 0; }
.tools-count-badge {
  font-family: var(--font-hand);
  font-size: 1.3rem; color: var(--note-blue);
  transform: rotate(-1.5deg);
}

/* Register-Tabs (Kategorien) */
.category-filter-scroll { overflow-x: auto; padding: 4px 4px 0.6rem; margin-bottom: 1.2rem; scrollbar-width: thin; }
.category-chips { display: flex; gap: 0.55rem; min-width: max-content; }

/* Filterzeile */
.filters-secondary {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
  margin-bottom: 2rem; padding: 0.9rem 1.1rem;
  border-radius: var(--r-md);
  background: var(--card);
  border: 1.5px solid var(--line);
  box-shadow: var(--lift);
}
.grade-filters { display: flex; align-items: center; gap: 0.45rem; flex-wrap: wrap; }
.filter-label {
  font-size: 0.75rem; font-weight: 800; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.06em; margin-right: 0.3rem;
}
.grade-btn {
  padding: 0.35rem 0.8rem;
  border-radius: var(--r-sm);
  background: transparent;
  border: 1.5px solid var(--line-strong);
  color: var(--ink-soft);
  font-family: var(--font-body); font-size: 0.8rem; font-weight: 700;
  cursor: pointer;
  transition: all var(--t-fast);
}
.grade-btn:hover { border-color: var(--primary); color: var(--primary-deep); }
.grade-btn.active {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary-deep);
  box-shadow: 2px 2px 0 var(--primary-faint);
}

/* Karteikarten-Raster */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(310px, 1fr)); gap: 1.5rem; }

.tool-card {
  position: relative;
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--lift);
  padding: 1.4rem 1.4rem 1.25rem;
  display: flex; flex-direction: column; justify-content: space-between;
  overflow: hidden;
  transition: transform var(--t-smooth), box-shadow var(--t-smooth), border-color var(--t-smooth);
}
.tool-card::before {
  /* Farbreiter oben – je Kategorie */
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 6px;
  background: var(--tab-farbe, var(--primary));
}
.tool-card:hover {
  transform: translateY(-5px) rotate(-0.5deg);
  border-color: var(--line-strong);
  box-shadow: 6px 8px 0 rgba(38, 50, 75, 0.10);
}
.tool-card:nth-child(even):hover { transform: translateY(-5px) rotate(0.5deg); }

.tool-card.featured-card { border: 2px solid var(--accent-deep); background: var(--card-warm); }
.tool-card.featured-card::before { background: repeating-linear-gradient(-45deg, var(--accent), var(--accent) 10px, var(--accent-deep) 10px, var(--accent-deep) 20px); }

.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin: 0.4rem 0 0.9rem; }
.tool-icon-wrapper {
  width: 48px; height: 48px;
  border-radius: var(--r-md);
  background: var(--paper-deep);
  border: 2px solid var(--tab-farbe, var(--primary));
  color: var(--tab-farbe, var(--primary));
  display: grid; place-items: center;
  transform: rotate(-2deg);
  transition: transform var(--t-spring);
}
.tool-card:hover .tool-icon-wrapper { transform: rotate(2deg) scale(1.06); }
[data-theme="tafel"] .tool-icon-wrapper { background: var(--paper); }

.card-badges { display: flex; align-items: center; gap: 0.45rem; }
.category-tag {
  font-size: 0.68rem; font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: var(--r-full);
  background: var(--paper-deep);
  color: var(--ink-soft);
  text-transform: uppercase; letter-spacing: 0.04em;
  border: 1px solid var(--line-strong);
}
.fav-btn {
  background: none; border: none;
  color: var(--faint); cursor: pointer; padding: 0.2rem;
  transition: all var(--t-fast);
}
.fav-btn:hover, .fav-btn.active { color: var(--red); transform: scale(1.2) rotate(-6deg); }

.card-body h3 { font-size: 1.22rem; font-weight: 800; margin-bottom: 0.4rem; }
.card-body p {
  font-size: 0.87rem; color: var(--ink-soft); line-height: 1.5;
  margin: 0 0 1.1rem;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}

.card-meta {
  display: flex; align-items: center; gap: 0.8rem; flex-wrap: wrap;
  margin-bottom: 1.1rem;
  font-size: 0.76rem; font-weight: 600; color: var(--muted);
}
.meta-item { display: flex; align-items: center; gap: 0.35rem; }

.card-actions {
  display: flex; align-items: center; gap: 0.7rem;
  padding-top: 1rem;
  border-top: 2px dashed var(--line);
}
.btn-launch {
  flex: 1;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.6rem 1rem;
  border-radius: var(--r-md);
  background: var(--primary);
  color: #fff;
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 800;
  border: 2px solid var(--primary-deep);
  cursor: pointer;
  box-shadow: 2px 2px 0 var(--primary-faint);
  transition: all var(--t-fast);
  text-decoration: none;
}
.btn-launch:hover { background: var(--primary-deep); transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--primary-faint); }
.btn-launch:active { transform: translate(1px, 1px); box-shadow: none; }
[data-theme="tafel"] .btn-launch { color: #12221D; }

.btn-preview-icon {
  width: 40px; height: 40px;
  border-radius: var(--r-md);
  background: transparent;
  border: 2px solid var(--line-strong);
  color: var(--muted);
  display: grid; place-items: center;
  cursor: pointer;
  transition: all var(--t-fast);
}
.btn-preview-icon:hover { border-color: var(--ink); color: var(--ink); box-shadow: var(--lift); }

/* Leerer Zustand */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--card);
  border-radius: var(--r-lg);
  border: 2px dashed var(--line-strong);
}

/* ---------- Werkzeug-Fenster (Modal) ---------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(38, 50, 75, 0.55);
  backdrop-filter: blur(6px);
  display: flex; flex-direction: column;
  opacity: 0; pointer-events: none;
  transition: opacity var(--t-smooth);
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }

.modal-header {
  height: 62px;
  background: var(--paper);
  border-bottom: 2px solid var(--line-strong);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.5rem; gap: 1rem;
}
.modal-title-box { display: flex; align-items: center; gap: 0.7rem; }
.modal-title-box .logo-stamp { width: 34px; height: 34px; font-size: 1.05rem; border-radius: 9px; }
.modal-title-box h3 { font-size: 1.1rem; font-weight: 800; }

.modal-controls { display: flex; align-items: center; gap: 0.7rem; }
.mode-switcher {
  display: flex;
  background: var(--paper-deep);
  padding: 3px;
  border-radius: var(--r-full);
  border: 2px solid var(--line-strong);
}
.mode-btn {
  padding: 0.35rem 0.9rem;
  border-radius: var(--r-full);
  border: none; background: transparent;
  color: var(--muted);
  font-family: var(--font-body); font-size: 0.8rem; font-weight: 800;
  cursor: pointer;
  transition: all var(--t-fast);
}
.mode-btn.active { background: var(--ink); color: var(--paper); }
[data-theme="tafel"] .mode-btn.active { background: var(--primary); color: #12221D; }

.modal-close-btn {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--line-strong);
  color: var(--ink);
  display: grid; place-items: center;
  cursor: pointer; font-size: 1rem;
  transition: all var(--t-fast);
}
.modal-close-btn:hover { background: var(--red); border-color: var(--red); color: #fff; transform: rotate(90deg); }

.modal-iframe-container { flex: 1; position: relative; background: #fff; }
.modal-iframe-container iframe { width: 100%; height: 100%; border: none; }

/* ---------- Bereichs-Tabs (Werkstatt | Bibliothek) ---------- */
.bereich-tabs {
  display: flex;
  background: var(--paper-deep);
  border: 2px solid var(--line-strong);
  border-radius: var(--r-full);
  padding: 3px;
  flex-shrink: 0;
}
.bereich-tab {
  border: none; background: transparent;
  padding: 0.45rem 1.1rem;
  border-radius: var(--r-full);
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 800;
  color: var(--muted); cursor: pointer;
  transition: all var(--t-fast);
}
.bereich-tab.active {
  background: var(--ink); color: var(--paper);
  box-shadow: 2px 2px 0 rgba(38,50,75,.16);
}
[data-theme="tafel"] .bereich-tab.active { background: var(--primary); color: #12221D; }

/* ---------- Blatt-Bibliothek ---------- */
.boost-budget {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--r-full);
  background: var(--accent-soft);
  border: 2px dashed var(--accent-deep);
  color: var(--accent-deep);
  font-size: 0.88rem; font-weight: 800;
}

.bib-filter { padding: 1rem 1.1rem; margin-bottom: 1.4rem; }
.bib-filter-zeile { display: flex; gap: 0.7rem; flex-wrap: wrap; align-items: center; }
.bib-select {
  width: auto; min-width: 150px;
  padding: 0.55rem 0.8rem;
  font-size: 0.88rem; font-weight: 600;
}

.bib-anzahl {
  font-family: var(--font-hand);
  font-size: 1.25rem; color: var(--note-blue);
  margin-bottom: 0.9rem;
  transform: rotate(-0.8deg);
  width: fit-content;
}

.bib-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(225px, 1fr));
  gap: 1.2rem;
}

.bib-karte {
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--lift);
  overflow: hidden;
  cursor: pointer;
  display: flex; flex-direction: column;
  transition: transform var(--t-smooth), box-shadow var(--t-smooth), border-color var(--t-smooth);
}
.bib-karte:hover {
  transform: translateY(-4px) rotate(-0.4deg);
  border-color: var(--line-strong);
  box-shadow: 5px 7px 0 rgba(38, 50, 75, 0.10);
}
.bib-karte:nth-child(even):hover { transform: translateY(-4px) rotate(0.4deg); }

.bib-vorschau {
  position: relative;
  background: var(--paper-deep);
  border-bottom: 1.5px solid var(--line);
  padding: 0.9rem 1.3rem 0;
  height: 150px;
  overflow: hidden;
  display: flex; justify-content: center;
}
.bib-vorschau svg {
  width: 78%;
  box-shadow: 0 2px 10px rgba(38, 50, 75, 0.18);
  border-radius: 4px 4px 0 0;
  transform: rotate(-1deg);
  transition: transform var(--t-spring);
}
.bib-karte:hover .bib-vorschau svg { transform: rotate(0deg) translateY(-4px); }
.bib-fach-tag {
  position: absolute; top: 0.6rem; left: 0.6rem;
  z-index: 2;
  font-size: 0.64rem; font-weight: 800;
  letter-spacing: 0.05em; text-transform: uppercase;
  padding: 0.22rem 0.6rem;
  border-radius: var(--r-full);
  border: 1.5px solid;
}
.bib-fach-tag.f-mathematik { background: var(--primary-soft); color: var(--primary-deep); border-color: var(--primary); }
.bib-fach-tag.f-deutsch { background: var(--accent-soft); color: var(--accent-deep); border-color: var(--accent); }
.bib-fach-tag.f-sachunterricht { background: var(--green-soft); color: var(--green); border-color: var(--green); }
.bib-fach-tag.f-englisch { background: rgba(62,111,184,0.12); color: var(--note-blue); border-color: var(--note-blue); }
.bib-fach-tag.f-sonstiges { background: var(--paper-deep); color: var(--muted); border-color: var(--line-strong); }
.bib-eigenes {
  position: absolute; top: 0.6rem; right: 0.6rem;
  z-index: 2;
  font-size: 0.62rem; font-weight: 800;
  padding: 0.22rem 0.55rem;
  border-radius: var(--r-full);
  background: var(--ink); color: var(--paper);
  transform: rotate(2deg);
}

.bib-karte-body { padding: 0.75rem 0.9rem 0.8rem; display: flex; flex-direction: column; gap: 0.35rem; flex: 1; }
.bib-titel {
  font-family: var(--font-display);
  font-size: 0.98rem; font-weight: 800; line-height: 1.25;
  color: var(--ink);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.bib-meta {
  font-size: 0.72rem; color: var(--muted); font-weight: 600;
  display: flex; flex-wrap: wrap; gap: 0.15rem 0.55rem;
}
.bib-fuss {
  display: flex; align-items: center; gap: 0.45rem;
  margin-top: auto; padding-top: 0.55rem;
  border-top: 1.5px dashed var(--line);
}
.bib-pill {
  display: inline-flex; align-items: center; gap: 0.3rem;
  padding: 0.28rem 0.7rem;
  border-radius: var(--r-full);
  border: 1.5px solid var(--line-strong);
  background: var(--card);
  color: var(--ink-soft);
  font-family: var(--font-body); font-size: 0.78rem; font-weight: 800;
  cursor: pointer;
  transition: all var(--t-fast);
}
.bib-pill:hover { transform: translateY(-1px); box-shadow: 2px 2px 0 rgba(38,50,75,.12); }
.bib-pill.like-aktiv { background: var(--red-soft); border-color: var(--red); color: var(--red); }
.bib-pill.boost-aktiv { background: var(--accent-soft); border-color: var(--accent-deep); color: var(--accent-deep); }
.bib-pill:disabled { opacity: 0.55; cursor: default; }
.bib-pill:disabled:hover { transform: none; box-shadow: none; }

.bib-lizenz {
  margin-left: auto;
  font-size: 0.62rem; font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--muted);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  padding: 0.18rem 0.4rem;
  white-space: nowrap;
}

.bd-badge-lizenz { background: var(--primary-soft); border-color: var(--primary); color: var(--primary-deep); }
.bd-lizenz { font-size: 0.82rem; color: var(--ink-soft); margin: -0.4rem 0 1.1rem; }
.bd-lizenz a { color: var(--primary-deep); font-weight: 700; }
.bd-lizenz-hinweis { font-size: 0.74rem; color: var(--faint); }

.bib-hinweis {
  margin-top: 2rem;
  font-size: 0.78rem; color: var(--faint);
  border-top: 2px dashed var(--line-strong);
  padding-top: 1rem;
}

/* Detail-Dialog */
.dialog-card.blatt-detail { width: min(720px, 100%); }
.blatt-detail-inhalt { display: grid; grid-template-columns: 240px 1fr; gap: 1.4rem; }
.bd-vorschau {
  background: var(--paper-deep);
  border: 1.5px solid var(--line);
  border-radius: var(--r-md);
  padding: 0.9rem;
  align-self: start;
}
.bd-vorschau svg { width: 100%; box-shadow: 0 2px 12px rgba(38,50,75,.18); border-radius: 4px; }
.bd-info h2 { font-size: 1.35rem; margin-right: 2rem; }
.bd-autor { font-size: 0.85rem; color: var(--muted); margin: 0.15rem 0 0.8rem; }
.bd-badges { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.9rem; }
.bd-badge {
  font-size: 0.7rem; font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: var(--r-full);
  background: var(--paper-deep);
  border: 1px solid var(--line-strong);
  color: var(--ink-soft);
}
.bd-beschreibung { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.55; margin-bottom: 1.1rem; }
.bd-aktionen { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.bd-aktionen .bib-pill { font-size: 0.88rem; padding: 0.45rem 1rem; }
.bd-oeffnen { margin-top: 1rem; }

@media (max-width: 640px) {
  .blatt-detail-inhalt { grid-template-columns: 1fr; }
  .bd-vorschau { max-width: 240px; margin: 0 auto; }
  .bereich-tabs { order: 3; }
}

/* Toast */
.toast {
  position: fixed;
  left: 50%; bottom: 1.6rem;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 700;
  padding: 0.75rem 1.4rem;
  border-radius: var(--r-full);
  box-shadow: var(--lift-lg);
  opacity: 0; pointer-events: none;
  transition: opacity var(--t-smooth), transform var(--t-smooth);
  z-index: 2000;
  max-width: min(90vw, 480px);
  text-align: center;
}
.toast.sichtbar { opacity: 1; transform: translateX(-50%) translateY(0); }
[data-theme="tafel"] .toast { background: var(--primary); color: #12221D; }

/* ---------- Dialoge (Anmelden & Konto) ---------- */
.dialog-overlay {
  position: fixed; inset: 0; z-index: 1200;
  background: rgba(38, 50, 75, 0.5);
  backdrop-filter: blur(5px);
  display: none;
  align-items: flex-start; justify-content: center;
  overflow-y: auto;
  padding: 4vh 1rem 4vh;
}
.dialog-overlay.offen { display: flex; }

/* Der Anmelde-Dialog liegt über allen anderen Dialogen –
   z. B. wenn eine Aktion in der Blatt-Detailansicht Anmeldung verlangt */
#authDialog { z-index: 1300; }

.dialog-card {
  width: min(460px, 100%);
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--r-xl);
  box-shadow: var(--lift-lg);
  padding: 1.8rem 2rem 2rem;
  position: relative;
  animation: dl-rise 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.dialog-zu {
  position: absolute; top: 0.9rem; right: 0.9rem;
  width: 34px; height: 34px; border-radius: 50%;
  border: 2px solid var(--line-strong);
  background: var(--card); color: var(--ink);
  cursor: pointer; font-size: 0.9rem;
  display: grid; place-items: center;
  transition: all var(--t-fast);
}
.dialog-zu:hover { background: var(--red); border-color: var(--red); color: #fff; transform: rotate(90deg); }

.dialog-card h2 { font-size: 1.45rem; font-weight: 900; margin-bottom: 0.25rem; }
.dialog-sub { color: var(--muted); font-size: 0.9rem; margin: 0 0 1.3rem; }

.form-tabs {
  display: grid; grid-template-columns: 1fr 1fr;
  background: var(--paper-deep);
  border: 2px solid var(--line-strong);
  border-radius: var(--r-full);
  padding: 4px; margin: 0 2.2rem 1.5rem 0;
}
.form-tabs button {
  border: none; background: transparent;
  padding: 0.5rem 0.5rem;
  border-radius: var(--r-full);
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 800;
  color: var(--muted); cursor: pointer;
  transition: all var(--t-fast);
}
.form-tabs button.active {
  background: var(--ink); color: var(--paper);
  box-shadow: 2px 2px 0 rgba(38,50,75,.16);
}
[data-theme="tafel"] .form-tabs button.active { background: var(--primary); color: #12221D; }

.feld { margin-bottom: 1rem; }
.feld-reihe { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }

.typ-wahl { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; margin-bottom: 1.1rem; }
.typ-karte {
  position: relative;
  border: 2px solid var(--line-strong);
  border-radius: var(--r-lg);
  background: var(--card-warm);
  padding: 0.85rem 0.95rem 0.8rem;
  cursor: pointer; text-align: left;
  font-family: var(--font-body);
  transition: all var(--t-fast);
}
.typ-karte:hover { border-color: var(--primary); transform: translate(-1px,-1px); box-shadow: var(--lift); }
.typ-karte.active {
  border-color: var(--primary);
  background: var(--primary-soft);
  box-shadow: 3px 3px 0 var(--primary-faint);
}
.typ-karte .typ-icon { font-size: 1.3rem; display: block; margin-bottom: 0.25rem; }
.typ-karte strong { display: block; font-size: 0.92rem; color: var(--ink); }
.typ-karte span { display: block; font-size: 0.74rem; color: var(--muted); line-height: 1.35; margin-top: 0.1rem; }
.typ-karte .haken {
  position: absolute; top: 0.55rem; right: 0.6rem;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: none; place-items: center; font-size: 0.7rem;
}
.typ-karte.active .haken { display: grid; }

.form-fehler {
  display: none;
  background: var(--red-soft);
  border: 1.5px solid var(--red);
  color: var(--red);
  border-radius: var(--r-md);
  padding: 0.55rem 0.85rem;
  font-size: 0.85rem; font-weight: 600;
  margin-bottom: 0.9rem;
}
.form-fehler.sichtbar { display: block; }
.form-erfolg {
  display: none;
  background: var(--green-soft);
  border: 1.5px solid var(--green);
  color: var(--green);
  border-radius: var(--r-md);
  padding: 0.55rem 0.85rem;
  font-size: 0.85rem; font-weight: 600;
  margin-bottom: 0.9rem;
}
.form-erfolg.sichtbar { display: block; }

.dialog-card .btn-primary.voll { width: 100%; margin-top: 0.3rem; padding: 0.8rem 1rem; font-size: 0.98rem; }

.agb-zeile { display: flex; gap: 0.55rem; align-items: flex-start; font-size: 0.78rem; color: var(--muted); margin: 0.8rem 0 0.2rem; }
.agb-zeile input { margin-top: 0.2rem; accent-color: var(--primary); width: 16px; height: 16px; }

.login-alternativen {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  margin-top: 0.9rem;
}
.link-knopf {
  border: none; background: none; padding: 0;
  font-family: var(--font-body); font-size: 0.82rem; font-weight: 700;
  color: var(--primary-deep); cursor: pointer;
  border-bottom: 2px solid var(--primary-faint);
}
.link-knopf:hover { border-bottom-color: var(--primary-deep); }

/* Code-Eingabe – gestaltet wie das Code-Feld in den E-Mails */
.code-feld {
  background: var(--primary-soft);
  border: 2px dashed var(--primary);
  border-radius: var(--r-md);
  padding: 1.1rem 1rem 0.9rem;
  text-align: center;
}
.code-feld .field-label {
  color: var(--primary-deep);
  margin-bottom: 0.5rem;
}
.code-input {
  font-family: var(--font-display) !important;
  font-size: 1.7rem !important; font-weight: 800;
  letter-spacing: 0.35em; text-indent: 0.35em;
  text-align: center;
  background: var(--card) !important;
  border-color: var(--primary) !important;
  color: var(--primary-deep) !important;
  max-width: 320px;
  margin: 0 auto;
}

.gefahr-zone { border-top-color: var(--red) !important; }
.gefahr-zone h3 { color: var(--red); }
.gefahr-text { font-size: 0.78rem; color: var(--muted); line-height: 1.5; margin: 0 0 0.7rem; }
.loesch-option-zeile {
  display: flex; gap: 0.6rem; align-items: flex-start;
  font-size: 0.8rem; color: var(--ink-soft); line-height: 1.45;
  margin: 0.6rem 0 0.8rem;
  padding: 0.65rem 0.85rem;
  background: var(--red-soft);
  border: 1px solid rgba(198, 75, 63, 0.3);
  border-radius: var(--r-md);
  cursor: pointer;
}
.loesch-option-zeile input { margin-top: 0.15rem; accent-color: var(--red); width: 16px; height: 16px; flex-shrink: 0; }

.bib-loeschen-btn {
  background: transparent;
  border: 1.5px solid var(--red);
  color: var(--red);
  font-size: 0.78rem; font-weight: 800;
  padding: 0.4rem 0.8rem;
  border-radius: var(--r-md);
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 0.35rem;
  transition: all var(--t-fast);
  margin-top: 0.5rem;
}
.bib-loeschen-btn:hover {
  background: var(--red);
  color: #fff;
}

.demo-hinweis {
  margin-top: 1.2rem; padding-top: 1rem;
  border-top: 2px dashed var(--line-strong);
  font-size: 0.74rem; color: var(--faint); line-height: 1.5;
}

/* Kontoeinstellungen */
.konto-kopf {
  display: flex; align-items: center; gap: 0.9rem;
  padding-bottom: 1.1rem; margin-bottom: 1.1rem;
  border-bottom: 2px dashed var(--line-strong);
}
.konto-kopf .konto-avatar { width: 52px; height: 52px; font-size: 1.1rem; }
.konto-kopf .kk-name { font-family: var(--font-display); font-weight: 800; font-size: 1.15rem; line-height: 1.2; }
.konto-kopf .kk-mail { font-size: 0.82rem; color: var(--muted); }
.konto-fakten {
  display: grid; grid-template-columns: auto 1fr; gap: 0.35rem 1rem;
  font-size: 0.85rem; margin-bottom: 1.2rem;
}
.konto-fakten dt { font-weight: 800; color: var(--ink-soft); }
.konto-fakten dd { margin: 0; color: var(--muted); }
.konto-abschnitt {
  border-top: 2px dashed var(--line-strong);
  padding-top: 1.1rem; margin-top: 1.1rem;
}
.konto-abschnitt h3 { font-size: 1rem; font-weight: 800; margin-bottom: 0.7rem; }
.konto-menue .km-einstellungen {
  width: 100%; padding: 0.55rem;
  border-radius: var(--r-md);
  border: 2px solid var(--line-strong);
  background: var(--card); color: var(--ink);
  font-family: var(--font-body); font-weight: 800; font-size: 0.85rem;
  cursor: pointer; margin-bottom: 0.6rem;
  transition: all var(--t-fast);
}
.konto-menue .km-einstellungen:hover { border-color: var(--primary); color: var(--primary-deep); background: var(--primary-soft); }

/* ---------- Fußzeile ---------- */
.footer {
  margin-top: auto;
  border-top: 2px solid var(--line-strong);
  background: var(--paper-deep);
  padding: 2.4rem 1.5rem;
  color: var(--ink-soft);
  font-size: 0.88rem;
  position: relative;
}
.footer::before {
  content: '';
  position: absolute; left: 0; right: 0; top: 5px;
  border-top: 2px dashed var(--line-strong);
  opacity: 0.6;
}
.footer-container {
  max-width: 1380px; margin: 0 auto;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1.5rem;
}
.footer-text p { margin: 0 0 0.25rem; }
.footer-klein { font-size: 0.78rem; color: var(--muted); }
.footer-links a { color: var(--primary-deep); font-weight: 800; text-decoration: none; border-bottom: 2px solid var(--primary-faint); padding-bottom: 1px; }
.footer-links a:hover { border-bottom-color: var(--primary-deep); }

/* ---------- Anpassungen für schmale Fenster ---------- */
@media (max-width: 1024px) {
  .hero-banner { grid-template-columns: 1fr; gap: 2rem; padding: 2.2rem 1.8rem; }
  .hero-banner::after { left: 34px; }
  .hero-content { padding-left: 1.2rem; }
  .hero-visual { display: none; }
}

@media (max-width: 768px) {
  .search-box-header { display: none; }
  .tools-grid { grid-template-columns: 1fr; }
  .logo-text span { display: none; }
  .konto-name-box { display: none; }
  .mode-switcher { display: none; }
}