/* A coherent paper-and-ink visual language for the worksheet tools. */
.worksheets-page:not(.games-page) {
  --sheet-ink: #17324d;
  --sheet-blue: #2455a6;
  --sheet-teal: #176b61;
  --sheet-gold: #e8bb57;
  --sheet-edge: #dce4dd;
  background: #fffaf0;
  color: var(--sheet-ink);
}

.worksheets-page:not(.games-page) .download-header {
  min-height: 82px;
  border-bottom: 1px solid #e7e7dc;
}
.worksheets-page:not(.games-page) .worksheet-entry a {
  border-color: #c5d5e5;
  background: #fff;
  color: #214d8b;
  box-shadow: 0 2px 0 #dce8ec;
}
.worksheets-page:not(.games-page) .worksheet-entry a:hover {
  background: #eef6fc;
  border-color: #749bb8;
}

/* Quiet dotted details echo the points used on the learning page. */
.worksheets-page:not(.games-page) .worksheet-intro {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin: 30px 0 26px;
  padding: clamp(28px, 4.1vw, 52px);
  border: 1px solid #e8dfc6;
  border-radius: 26px;
  background: linear-gradient(120deg, #fff0c9 0%, #fff9e8 58%, #e8f5ef 100%);
  box-shadow: 0 10px 24px #3e59480b;
}
.worksheets-page:not(.games-page) .worksheet-intro::after {
  content: '';
  position: absolute;
  z-index: -1;
  right: 26px;
  top: 22px;
  width: 112px;
  height: 76px;
  background: radial-gradient(circle, #70ad98 2.4px, transparent 3px) 0 0 / 20px 20px;
  opacity: .34;
  pointer-events: none;
}
.worksheets-page:not(.games-page) .worksheet-kicker {
  color: #266b5d;
  font-size: .75rem;
  letter-spacing: .12em;
}
.worksheets-page:not(.games-page) .worksheet-intro h1 {
  color: var(--sheet-ink);
  letter-spacing: -.045em;
  line-height: 1.1;
  text-wrap: balance;
}
.worksheets-page:not(.games-page) .worksheet-intro > p:not(.worksheet-kicker),
.generator-page .generator-hero-copy {
  max-width: 65ch;
  color: #3a5868;
  line-height: 1.6;
}
.worksheets-page .worksheet-benefits {
  gap: 8px;
}
.worksheets-page .worksheet-benefits span {
  border: 1px solid #d8e4d8;
  background: #fffefb;
  color: #285043;
  box-shadow: 0 2px 0 #e6ecdf;
}

/* The callout reads as an action, with one strong, predictable button. */
#arbeitsblaetter .generator-callout {
  position: relative;
  gap: 22px;
  padding: 25px 28px;
  border: 1px solid #c5dfd3;
  border-radius: 20px;
  background: linear-gradient(105deg, #e2f3eb, #f3faf3);
  box-shadow: 0 5px 0 #d8eadc;
}
#arbeitsblaetter .generator-callout h2 { color: #173c39; letter-spacing: -.025em; }
#arbeitsblaetter .generator-callout p { color: #355a52; }
#arbeitsblaetter .generator-callout a,
#arbeitsblaetter .worksheet-download,
#generator .generator-primary {
  min-height: 48px;
  border: 1px solid #184585;
  border-radius: 12px;
  background: #2455a6;
  color: #fff;
  box-shadow: 0 3px 0 #183b78;
}
#arbeitsblaetter .generator-callout a:hover,
#arbeitsblaetter .worksheet-download:hover,
#generator .generator-primary:hover { background: #194681; }

#arbeitsblaetter .generator-callout.cards-callout,
#arbeitsblaetter .generator-callout.sheet-callout,
#arbeitsblaetter .generator-callout.slider-callout {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) auto auto;
  align-items: center;
  gap: 24px;
  padding: 24px 28px;
  border: 1.5px solid #9fcbbb;
  background: linear-gradient(112deg, #fff5d6 0%, #f6fcf8 50%, #dff3eb 100%);
  box-shadow: 0 6px 0 #cce3d6, 0 12px 26px #173c3912;
}
#arbeitsblaetter .generator-callout.sheet-callout {
  border-color: #a9c6df;
  background: linear-gradient(112deg, #eaf4fe 0%, #f6fbf8 52%, #e0f2ea 100%);
  box-shadow: 0 6px 0 #cfe1ee, 0 12px 26px #17324d10;
}
#arbeitsblaetter .generator-callout.slider-callout {
  border-color: #b4cbe4;
  background: linear-gradient(112deg, #eef6ff 0%, #fffdf5 52%, #e2f5ee 100%);
  box-shadow: 0 6px 0 #cfe0f0, 0 12px 26px #17324d10;
}
#arbeitsblaetter .cards-callout-copy {
  min-width: 0;
}
#arbeitsblaetter :is(.cards-callout, .sheet-callout, .slider-callout) .cards-callout-kicker {
  margin: 0 0 6px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: #0b6b5f;
}
#arbeitsblaetter :is(.cards-callout, .sheet-callout, .slider-callout) h2 {
  font-size: 22px;
  margin: 0 0 6px;
}
#arbeitsblaetter :is(.cards-callout, .sheet-callout, .slider-callout) p:not(.cards-callout-kicker) {
  font-size: 15px;
  line-height: 1.55;
  color: #2c4f47;
}
#arbeitsblaetter .cards-callout-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 11px;
}
#arbeitsblaetter .cards-callout-tags span {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid #c6ddd2;
  border-radius: 999px;
  background: #ffffffd9;
  color: #214e44;
  font-size: 12px;
  font-weight: 700;
}
#arbeitsblaetter .cards-callout-preview,
#arbeitsblaetter .generator-callout-preview,
#arbeitsblaetter .slider-callout-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  padding: 4px 6px;
}
#arbeitsblaetter .mini-sheet-stack {
  position: relative;
  width: 212px;
  height: 96px;
}
#arbeitsblaetter .mini-sheet {
  border-radius: 10px;
  border: 2px solid #2455a6;
  background: #fff;
  box-shadow: 0 7px 16px #17324d1c;
  box-sizing: border-box;
}
#arbeitsblaetter .mini-sheet-back {
  position: absolute;
  top: 2px;
  left: 14px;
  width: 162px;
  height: 80px;
  transform: rotate(-4.5deg);
  border-color: #82a3c7;
  background: #f3f8fd;
  padding: 6px 9px;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: #5b7896;
}
#arbeitsblaetter .mini-sheet-main {
  position: absolute;
  top: 4px;
  left: 28px;
  width: 168px;
  min-height: 76px;
  transform: rotate(2deg);
  padding: 6px 10px;
  display: flex;
  flex-direction: column;
  gap: 2.5px;
  z-index: 1;
  transition: transform .18s ease;
}
#arbeitsblaetter .generator-callout-preview:hover .mini-sheet-main {
  transform: rotate(0.5deg) translateY(-2px);
}
#arbeitsblaetter .mini-sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2px;
}
#arbeitsblaetter .mini-sheet-bar {
  width: 68px;
  height: 5px;
  border-radius: 99px;
  background: linear-gradient(90deg, #2455a6, #70a1df);
}
#arbeitsblaetter .mini-sheet-star {
  font-size: 12px;
  line-height: 1;
  color: #e2a21b;
  animation: miniStarTwinkle 3.6s ease-in-out infinite;
}
#arbeitsblaetter .mini-sheet-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 6px;
  border-radius: 5px;
  background: #f5f9fd;
  font-size: 11.5px;
  font-weight: 700;
  color: #274866;
  line-height: 1.2;
}
#arbeitsblaetter .mini-sheet-row strong {
  color: #0e7469;
  font-weight: 800;
  padding: 0 4px;
  border-radius: 4px;
  background: #dff4ec;
  animation: miniAnswerFill 4.8s ease-in-out infinite;
}
#arbeitsblaetter .mini-sheet-row:nth-child(3) strong { animation-delay: 1.2s; }
#arbeitsblaetter .mini-sheet-row:nth-child(4) strong { animation-delay: 2.4s; }
#arbeitsblaetter .mini-fold-stack {
  position: relative;
  width: 212px;
  height: 82px;
}
#arbeitsblaetter .mini-fold-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 196px;
  min-height: 70px;
  border-radius: 11px;
  border: 2px solid #1e5297;
  background: #fff;
  box-shadow: 0 7px 16px #17324d1e;
  overflow: hidden;
  transition: transform .18s ease;
}
#arbeitsblaetter .mini-fold-card-back {
  position: absolute;
  top: 1px;
  left: 2px;
  transform: rotate(-4.5deg);
  opacity: .68;
  border-color: #7c9cc2;
  box-shadow: 0 3px 8px #17324d12;
}
#arbeitsblaetter .mini-fold-card-main {
  position: absolute;
  top: 9px;
  left: 14px;
  transform: rotate(2.5deg);
  z-index: 1;
}
#arbeitsblaetter .cards-callout-preview:hover .mini-fold-card-main {
  transform: rotate(1deg) translateY(-2px);
}
#arbeitsblaetter .cards-callout-preview:hover .mini-fold-card-back {
  transform: rotate(-5.5deg) translate(-2px, 1px);
}
#arbeitsblaetter .mini-card-cut {
  position: absolute;
  top: 2px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  line-height: 1;
  color: #55738d;
  background: #fff;
  padding: 0 3px;
  border-radius: 4px;
}
#arbeitsblaetter .mini-card-side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 7px 6px 6px;
  text-align: center;
}
#arbeitsblaetter .mini-card-front {
  background: #fff6cf;
  border-right: 1.5px dashed #7f9db5;
}
#arbeitsblaetter .mini-card-answer {
  background: #f3fbf8;
}
#arbeitsblaetter .mini-card-side small {
  font-size: 9.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #58728a;
  line-height: 1.1;
  margin-bottom: 3px;
}
#arbeitsblaetter .mini-card-side strong {
  font-size: 15px;
  font-weight: 800;
  color: #17324d;
  line-height: 1.15;
  white-space: nowrap;
}
#arbeitsblaetter .mini-card-answer strong {
  color: #08796f;
  font-size: 16px;
}
#arbeitsblaetter .mini-card-caption {
  font-size: 11px;
  font-weight: 700;
  color: #365c53;
  letter-spacing: .01em;
}
#arbeitsblaetter .cards-callout .cards-callout-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

#arbeitsblaetter .worksheet-filters {
  padding: 16px;
  border: 1px solid #dbe5de;
  border-radius: 21px;
  background: #fff;
  box-shadow: 0 8px 24px #294c4310;
}
#arbeitsblaetter .worksheet-groups { gap: 8px; border-bottom-color: #e7eee8; }
#arbeitsblaetter .worksheet-groups button {
  min-height: 68px;
  border: 1px solid transparent;
  border-radius: 13px;
  background: #f5f7f3;
  color: #375446;
  line-height: 1.3;
}
#arbeitsblaetter .worksheet-groups button span { color: inherit; opacity: .83; }
#arbeitsblaetter .worksheet-groups button[aria-pressed=true] {
  border-color: #287865;
  background: #dff3e7;
  color: #175440;
  box-shadow: inset 0 0 0 1px #287865, 0 2px 0 #c4e4d1;
}
#arbeitsblaetter .worksheet-operations button {
  min-height: 44px;
  border-color: #cbdad3;
  background: #fff;
  color: #355548;
}
#arbeitsblaetter .worksheet-operations button[aria-pressed=true] {
  border-color: #176b61;
  background: #176b61;
  color: #fff;
}
#arbeitsblaetter .worksheet-collection-heading {
  border-left: 5px solid #e0b250;
  padding-left: 17px;
}
#arbeitsblaetter .worksheet-collection-heading h3 { color: #17324d; letter-spacing: -.025em; }

/* The page preview is the hero of each card; typography stays calm and legible. */
#arbeitsblaetter .worksheet-card {
  border-color: #d9e4df;
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 9px 24px #264a3c10;
}
#arbeitsblaetter .worksheet-card-heading { padding: 22px 22px 17px; background: #f0f8f3; }
#arbeitsblaetter .worksheet-card[data-group=gross] .worksheet-card-heading { background: #fff5dd; }
#arbeitsblaetter .worksheet-card[data-group=weitere] .worksheet-card-heading { background: #f0edfb; }
#arbeitsblaetter .worksheet-card-heading h4 { color: #17324d; letter-spacing: -.03em; }
#arbeitsblaetter .worksheet-mode {
  padding: 5px 10px;
  border: 1px solid #e2e9df;
  border-radius: 999px;
  background: #fff;
  color: #3a5b50;
}
#arbeitsblaetter .worksheet-preview {
  height: 185px;
  padding-top: 15px;
  border-bottom-color: #dce9e0;
  background: linear-gradient(140deg, #e5f4eb, #f7fbf6);
}
#arbeitsblaetter .worksheet-card[data-group=gross] .worksheet-preview { background: linear-gradient(140deg,#faedc9,#fffaf0); }
#arbeitsblaetter .worksheet-card[data-group=weitere] .worksheet-preview { background: linear-gradient(140deg,#eae4f8,#faf8fe); }
#arbeitsblaetter .worksheet-preview img {
  width: 125px;
  border: 1px solid #dce5dc;
  border-radius: 3px;
  box-shadow: 0 8px 0 #c7dbd14d, 0 14px 24px #253e3e1a;
}
#arbeitsblaetter .worksheet-copy { padding: 21px 22px 22px; }
#arbeitsblaetter .worksheet-topic { color: #244453; }
#arbeitsblaetter .worksheet-example { border: 1px solid #e7e9df; background: #fafbf7; }
#arbeitsblaetter .worksheet-meta { color: #4d6373; }
#arbeitsblaetter .worksheet-note {
  border: 1px solid #e0d9ef;
  border-radius: 22px;
  background: #f3effa;
}

/* Generator form is a clean sheet, preview gets a subtle desk surround. */
#generator .generator-hero { column-gap: clamp(16px,3vw,36px); }
#generator .generator-controls {
  padding: clamp(22px,2.6vw,30px);
  border: 1px solid #d6e4da;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 9px 28px #254d3b10;
}
#generator .generator-controls fieldset { border-bottom-color: #e5ece4; }
#generator .generator-controls legend > span {
  width: 30px;
  height: 30px;
  background: #176b61;
  box-shadow: 0 3px 0 #cde5d9;
}
#generator .generator-controls :is(select,input[type=number]) {
  min-height: 48px;
  border: 1px solid #a6bbad;
  border-radius: 10px;
  background: #fffefa;
}
#generator .row-options span {
  min-height: 44px;
  height: auto;
  border-radius: 10px;
  border-color: #bfcec3;
  background: #f9fcf8;
  color: #325349;
}
#generator .row-options input:checked + span { border-color: #176b61; background: #176b61; color: #fff; }
#generator .preview-heading h2 { letter-spacing: -.035em; }
#generator .sheet-preview {
  border: 1px solid #d9e0d8;
  border-radius: 5px;
  background: #fff;
  box-shadow: 0 8px 0 #e0ebe1, 0 16px 30px #243f3820;
}
#generator .shuffle-button { border-radius: 11px; background: #fff; color: #176b61; }
#generator .generator-help { border-color: #e5e4d7; }
.worksheets-page:not(.games-page) :is(button,a,input,select,summary):focus-visible {
  outline: 3px solid #126e86;
  outline-offset: 3px;
}

@keyframes miniStarTwinkle {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: .88; }
  50% { transform: scale(1.22) rotate(14deg); opacity: 1; }
}
@keyframes miniAnswerFill {
  0%, 15% { opacity: .25; transform: scale(.86); background: #eef4f8; }
  32%, 82% { opacity: 1; transform: scale(1); background: #d6f3e7; }
  100% { opacity: .25; transform: scale(.86); background: #eef4f8; }
}
@keyframes miniCardFold {
  0%, 100% { transform: perspective(360px) rotateY(0deg); }
  45%, 55% { transform: perspective(360px) rotateY(-24deg); background: #e3f7ef; }
}
@keyframes miniScissorsGlide {
  0%, 100% { top: 2px; }
  50% { top: 14px; }
}
#arbeitsblaetter .mini-fold-card-main .mini-card-answer {
  transform-origin: left center;
  animation: miniCardFold 5.2s ease-in-out infinite;
}
#arbeitsblaetter .mini-card-cut {
  animation: miniScissorsGlide 5.2s ease-in-out infinite;
}
#arbeitsblaetter .worksheet-preview img {
  transition: transform .24s ease, box-shadow .24s ease;
}
#arbeitsblaetter .worksheet-card:hover .worksheet-preview img {
  transform: translateY(-4px) rotate(-1.5deg) scale(1.03);
}
#generator .generator-robot {
  animation: generatorRobotFloat 4.4s ease-in-out infinite;
}
@keyframes generatorRobotFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-4px) rotate(1.5deg); }
}
#arbeitsblaetter :is(.cards-callout, .sheet-callout, .slider-callout) .cards-callout-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}
#arbeitsblaetter .mini-slider-stack {
  position: relative;
  width: 212px;
  height: 82px;
  display: flex;
  align-items: center;
  justify-content: center;
}
#arbeitsblaetter .mini-slider-body {
  width: 186px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 2px solid #1e5297;
  background: linear-gradient(155deg, #eaf4ff 0%, #ffffff 55%, #e6f7f1 100%);
  box-shadow: 0 7px 16px #17324d1e;
  transform: rotate(-1.5deg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  transition: transform .18s ease;
}
#arbeitsblaetter .slider-callout-preview:hover .mini-slider-body {
  transform: rotate(0deg) translateY(-2px);
}
#arbeitsblaetter .mini-slider-slit {
  width: 148px;
  height: 3px;
  border-radius: 99px;
  background: #173854;
}
#arbeitsblaetter .mini-slider-window {
  width: 140px;
  height: 40px;
  overflow: hidden;
  border-radius: 6px;
  border: 1.5px solid #164f9d;
  background: #fff;
}
#arbeitsblaetter .mini-slider-track {
  display: flex;
  flex-direction: column;
  animation: miniSliderGlide 4.8s ease-in-out infinite;
}
#arbeitsblaetter .mini-slider-row {
  height: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.1;
}
#arbeitsblaetter .mini-slider-row span {
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: #5b768f;
}
#arbeitsblaetter .mini-slider-row strong {
  font-size: 14.5px;
  font-weight: 800;
  color: #17324d;
}
#arbeitsblaetter .mini-slider-row.is-ans {
  background: #e6f8f1;
}
#arbeitsblaetter .mini-slider-row.is-ans span,
#arbeitsblaetter .mini-slider-row.is-ans strong {
  color: #096f62;
}
@keyframes miniSliderGlide {
  0%, 38% { transform: translateY(0); }
  50%, 88% { transform: translateY(-40px); }
  100% { transform: translateY(0); }
}

@media (max-width: 900px) {
  #arbeitsblaetter .generator-callout.cards-callout,
  #arbeitsblaetter .generator-callout.sheet-callout,
  #arbeitsblaetter .generator-callout.slider-callout {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px 20px;
  }
  #arbeitsblaetter :is(.cards-callout, .sheet-callout, .slider-callout) .cards-callout-cta {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 680px) {
  .worksheets-page:not(.games-page) .download-header { min-height: 70px; }
  .worksheets-page:not(.games-page) .worksheet-intro { margin: 18px 0 23px; padding: 25px 20px; border-radius: 20px; }
  .worksheets-page:not(.games-page) .worksheet-intro::after { right: -5px; top: 7px; width: 70px; height: 50px; opacity: .2; }
  #arbeitsblaetter .generator-callout { padding: 21px; }
  #arbeitsblaetter .generator-callout.cards-callout,
  #arbeitsblaetter .generator-callout.sheet-callout,
  #arbeitsblaetter .generator-callout.slider-callout {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 21px;
  }
  #arbeitsblaetter .cards-callout-preview,
  #arbeitsblaetter .generator-callout-preview,
  #arbeitsblaetter .slider-callout-preview {
    align-items: flex-start;
    padding: 2px 0;
  }
  #arbeitsblaetter :is(.cards-callout, .sheet-callout, .slider-callout) .cards-callout-cta {
    margin-top: 0;
    width: 100%;
  }
  #arbeitsblaetter .worksheet-filters { padding: 10px; }
  #arbeitsblaetter .worksheet-groups { gap: 5px; }
  #arbeitsblaetter .worksheet-groups button { padding: 10px 7px; }
  #arbeitsblaetter .worksheet-card-heading { padding: 20px 20px 16px; }
  #generator .generator-controls { padding: 20px; }
}
@media (max-width: 360px) {
  #arbeitsblaetter .worksheet-groups button { font-size: 12px; }
  #generator .row-options { grid-template-columns: repeat(4,minmax(0,1fr)); }
}
@media (prefers-reduced-motion: reduce) {
  .worksheets-page:not(.games-page) * { scroll-behavior: auto; animation: none !important; transition: none !important; }
}