.aats-tool,
.aats-tool * {
  box-sizing: border-box;
}

.aats-tool {
  --aats-primary: #4f46e5;
  --aats-secondary: #7c3aed;
  --aats-ink: #172033;
  --aats-muted: #596579;
  --aats-border: #dce2ed;
  --aats-surface: #ffffff;
  --aats-soft: #f6f7ff;
  --aats-danger: #b42318;
  --aats-success: #087a55;
  --aats-font-base: clamp(17px, calc(16px + .26vw), 18px);
  --aats-font-small: 16px;
  --aats-font-standard: 18px;
  --aats-font-emphasis: 22px;
  --aats-intro-size: 19px;
  --aats-title-size: clamp(28px, 4vw, 42px);
  --aats-result-value-size: clamp(28px, 5vw, 42px);
  --aats-result-detail-size: clamp(18px, calc(17px + .26vw), 20px);
  width: 100%;
  min-width: 0;
  max-width: 980px;
  margin: 2rem auto;
  color: var(--aats-ink);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: var(--aats-font-base);
  line-height: 1.6;
}

.aats-tool__header {
  min-width: 0;
  padding: clamp(1.4rem, 4vw, 2.6rem);
  color: #fff;
  background: linear-gradient(135deg, var(--aats-primary), var(--aats-secondary));
  border-radius: 22px 22px 0 0;
}

.aats-tool__title {
  margin: 0;
  overflow-wrap: anywhere;
  color: inherit;
  font-size: var(--aats-title-size);
  line-height: 1.16;
}

.aats-tool__header p {
  max-width: 760px;
  margin: .75rem 0 0;
  color: #fff;
  font-size: var(--aats-intro-size);
  opacity: .94;
}

.aats-tool__panel {
  min-width: 0;
  padding: clamp(1rem, 4vw, 2rem);
  background: var(--aats-surface);
  border: 1px solid var(--aats-border);
  border-top: 0;
  border-radius: 0 0 22px 22px;
  box-shadow: 0 18px 45px rgba(35, 35, 80, .10);
}

.aats-form label,
.aats-form legend {
  color: var(--aats-ink);
  font-weight: 700;
}

.aats-form input,
.aats-form select,
.aats-form textarea {
  display: block;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  min-height: 46px;
  margin-top: .38rem;
  padding: .7rem .78rem;
  color: var(--aats-ink);
  background: #fff;
  border: 1px solid #aeb8c8;
  border-radius: 10px;
  font: inherit;
  font-weight: 500;
}

.aats-form textarea {
  min-height: 96px;
  resize: vertical;
}

.aats-form input:focus,
.aats-form select:focus,
.aats-form textarea:focus,
.aats-button:focus-visible,
.aats-copy:focus-visible,
.aats-tabs button:focus-visible,
.aats-remove:focus-visible {
  outline: 3px solid rgba(79, 70, 229, .28);
  outline-offset: 2px;
  border-color: var(--aats-primary);
}

.aats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.aats-grid > *,
.aats-form,
.aats-result,
.aats-result [data-aats-output],
.aats-invitation-layout > * {
  min-width: 0;
}

.aats-grid + .aats-grid,
.aats-tabs + [data-aats-pane],
[data-aats-pane] + .aats-grid {
  margin-top: 1rem;
}

.aats-field-help {
  display: block;
  margin: .28rem 0 0;
  color: var(--aats-muted);
  font-size: var(--aats-font-small);
  font-weight: 500;
}

.aats-form fieldset {
  min-width: 0;
  margin: 1rem 0 0;
  padding: 1rem;
  border: 1px solid var(--aats-border);
  border-radius: 14px;
}

.aats-form fieldset legend {
  padding: 0 .35rem;
  font-size: var(--aats-font-standard);
}

.aats-check {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  margin-top: 1rem;
  font-weight: 600 !important;
}

.aats-check input {
  flex: 0 0 auto;
  width: 1.1rem;
  min-height: 1.1rem;
  margin: .25rem 0 0;
}

.aats-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.25rem;
}

.aats-button,
.aats-copy,
.aats-tabs button,
.aats-remove {
  max-width: 100%;
  overflow-wrap: anywhere;
  white-space: normal;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
}

.aats-button {
  min-height: 46px;
  padding: .72rem 1.15rem;
  color: #fff;
  background: var(--aats-primary);
}

.aats-button:hover {
  background: #3f37ca;
}

.aats-button--secondary {
  color: var(--aats-primary);
  background: #eeefff;
}

.aats-button--secondary:hover {
  background: #e1e3ff;
}

.aats-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  padding: .25rem;
  margin-bottom: 1rem;
  background: #edeefe;
  border-radius: 12px;
}

.aats-tabs button {
  min-height: 40px;
  padding: .55rem .9rem;
  color: var(--aats-muted);
  background: transparent;
}

.aats-tabs button.is-active {
  color: #fff;
  background: var(--aats-primary);
  box-shadow: 0 4px 12px rgba(79, 70, 229, .2);
}

.aats-result {
  margin-top: 1.4rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  background: linear-gradient(180deg, #f8f8ff, #fff);
  border: 1px solid #cfd2ff;
  border-radius: 16px;
}

.aats-result__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.aats-result__top h3 {
  margin: 0;
  color: var(--aats-ink);
  font-size: var(--aats-font-emphasis);
}

.aats-result [data-aats-output] {
  font-size: var(--aats-result-detail-size);
  line-height: 1.6;
}

.aats-copy {
  padding: .45rem .72rem;
  color: var(--aats-primary);
  background: #e8e9ff;
  font-size: var(--aats-font-small);
}

.aats-result__hero {
  padding-bottom: 1rem;
}

.aats-result__label {
  display: block;
  color: var(--aats-muted);
  font-size: var(--aats-result-detail-size);
  font-weight: 800;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.aats-result__value {
  display: block;
  margin-top: .2rem;
  overflow-wrap: anywhere;
  color: var(--aats-primary);
  font-size: var(--aats-result-value-size);
  line-height: 1.18;
}

.aats-result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
  margin: 0;
}

.aats-result-card {
  min-width: 0;
  padding: .8rem;
  background: #fff;
  border: 1px solid var(--aats-border);
  border-radius: 12px;
}

.aats-result-card dt {
  color: var(--aats-muted);
  font-size: var(--aats-result-detail-size);
  line-height: 1.5;
  font-weight: 700;
}

.aats-result-card dd {
  margin: .18rem 0 0;
  overflow-wrap: anywhere;
  color: var(--aats-ink);
  font-size: calc(var(--aats-result-detail-size) + 2px);
  line-height: 1.45;
  font-weight: 800;
}

.aats-note {
  margin: 1rem 0 0;
  padding: .8rem 1rem;
  color: #334155;
  background: #eef6ff;
  border-left: 4px solid #3578c6;
  border-radius: 8px;
  font-size: var(--aats-result-detail-size);
  line-height: 1.65;
}

.aats-error {
  margin: 1rem 0 0;
  padding: .78rem 1rem;
  color: var(--aats-danger);
  background: #fff2f0;
  border: 1px solid #ffc9c2;
  border-radius: 10px;
  font-weight: 700;
}

.aats-support {
  max-width: 850px;
  margin: 2rem auto 0;
  padding: 0 clamp(.25rem, 2vw, 1rem);
}

.aats-support h3 {
  margin: 1.6rem 0 .45rem;
  color: var(--aats-ink);
  font-size: var(--aats-font-emphasis);
}

.aats-support p {
  margin: 0 0 1rem;
  color: #3f4b5f;
}

.aats-support a {
  overflow-wrap: anywhere;
  color: var(--aats-primary);
  font-weight: 700;
}

.aats-table-wrap {
  width: 100%;
  min-width: 0;
  margin-top: 1rem;
  overflow-x: auto;
  border: 1px solid var(--aats-border);
  border-radius: 12px;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-inline: contain;
}

.aats-course-table,
.aats-result-table {
  width: 100%;
  min-width: 580px;
  margin: 0;
  border: 0;
  border-collapse: collapse;
}

.aats-course-table th,
.aats-course-table td,
.aats-result-table th,
.aats-result-table td {
  padding: .65rem;
  text-align: left;
  border: 0;
  border-bottom: 1px solid var(--aats-border);
}

.aats-result-table th,
.aats-result-table td {
  font-size: var(--aats-result-detail-size);
  line-height: 1.5;
}

.aats-course-table thead,
.aats-result-table thead {
  background: #f2f3fb;
}

.aats-course-table input {
  min-width: 100px;
  margin: 0;
}

.aats-remove {
  width: 36px;
  height: 36px;
  color: var(--aats-danger);
  background: #fff0ee;
  font-size: 1.35rem;
}

.aats-invitation-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
  gap: 1.3rem;
  align-items: start;
}

.aats-invitation {
  position: sticky;
  top: 1rem;
  display: flex;
  min-height: 620px;
  padding: 2.2rem 1.5rem;
  overflow: hidden;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(145deg, #4f46e5, #7c3aed);
  border-radius: 18px;
  text-align: center;
  box-shadow: 0 16px 35px rgba(50, 43, 120, .22);
}

.aats-invitation::before,
.aats-invitation::after {
  position: absolute;
  width: 280px;
  height: 280px;
  content: "";
  background: rgba(255, 255, 255, .09);
  border-radius: 50%;
}

.aats-invitation::before { top: -130px; right: -120px; }
.aats-invitation::after { bottom: -145px; left: -120px; }
.aats-invitation > * { position: relative; z-index: 1; max-width: 100%; overflow-wrap: anywhere; }
.aats-invitation__kicker { margin-bottom: 1.6rem; font-size: var(--aats-font-small); font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.aats-invitation strong { max-width: 100%; overflow-wrap: anywhere; font-family: Georgia, serif; font-size: var(--aats-title-size); line-height: 1.08; }
.aats-invitation span { display: block; margin-top: .4rem; }
.aats-invitation hr { width: 55%; margin: 1.4rem auto; border: 0; border-top: 1px solid currentColor; opacity: .55; }
.aats-invitation p { margin: 1.35rem 0 .5rem; color: inherit; }
.aats-invitation small { margin-top: 1rem; font-size: var(--aats-font-small); font-weight: 700; }
.aats-invitation[data-theme="violet"] { background: linear-gradient(155deg, #7c3aed, #4f46e5 75%); }
.aats-invitation[data-theme="midnight"] { color: #fff6cf; background: linear-gradient(145deg, #111827, #1f2937); border: 2px solid #d4af37; }
.aats-invitation[data-theme="paper"] { color: #172033; background: #fff; border: 2px solid #4f46e5; }

.aats-tool .screen-reader-text {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.aats-tool [hidden] {
  display: none !important;
}

.aats-tool[data-aats-show-details="no"] .aats-result-grid,
.aats-tool[data-aats-show-details="no"] .aats-note,
.aats-tool[data-aats-show-details="no"] .aats-result .aats-table-wrap {
  display: none;
}

.aats-disabled {
  min-width: 0;
  padding: 1rem;
  overflow-wrap: anywhere;
  color: var(--aats-muted);
  background: var(--aats-soft);
  border: 1px solid var(--aats-border);
  border-radius: 12px;
}

.aats-disabled p {
  margin: 0;
}

@media (max-width: 767px) {
  .aats-tool { margin: 1.25rem auto; }
  .aats-tool__header { border-radius: 16px 16px 0 0; }
  .aats-tool__panel { border-radius: 0 0 16px 16px; }
  .aats-grid,
  .aats-result-grid,
  .aats-invitation-layout { grid-template-columns: minmax(0, 1fr); }
  .aats-actions { flex-direction: column; }
  .aats-button { width: 100%; }
  .aats-result__top { align-items: flex-start; }
  .aats-tabs { display: flex; }
  .aats-tabs button { flex: 1 1 140px; }
  .aats-invitation { position: relative; top: auto; min-height: 510px; }
}

@media (max-width: 360px) {
  .aats-tool__header,
  .aats-tool__panel { padding: 1rem; }
  .aats-result { padding: .85rem; }
}

@media (prefers-reduced-motion: reduce) {
  .aats-tool * { scroll-behavior: auto !important; }
}

@media print {
  .aats-printing * { visibility: hidden !important; }
  .aats-printing .aats-print-target,
  .aats-printing .aats-print-target * { visibility: visible !important; }
  .aats-printing .aats-print-target {
    position: fixed !important;
    inset: 0 !important;
    width: 100% !important;
    min-height: 100vh !important;
    border-radius: 0 !important;
    box-shadow: none !important;
  }
}