.ayl-apa-app {
    --ayl-apa-primary: #173B63;
    --ayl-apa-accent: #C72C3B;
    --ayl-apa-text: #172033;
    --ayl-apa-muted: #667085;
    --ayl-apa-line: #E4E7EC;
    --ayl-apa-soft: #F8FAFC;
    --ayl-apa-white: #FFFFFF;
    max-width: 1180px;
    margin: 32px auto;
    color: var(--ayl-apa-text);
    font-family: inherit;
}

.ayl-apa-app * { box-sizing: border-box; }

.ayl-apa-header {
    margin-bottom: 22px;
    padding: 2px 2px 0;
}

.ayl-apa-eyebrow {
    display: block;
    margin-bottom: 7px;
    color: var(--ayl-apa-accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.ayl-apa-header h2 {
    margin: 0 0 8px;
    color: var(--ayl-apa-primary);
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.08;
}

.ayl-apa-header p {
    max-width: 760px;
    margin: 0;
    color: var(--ayl-apa-muted);
    font-size: 16px;
}

.ayl-apa-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 20px;
    align-items: start;
}

.ayl-apa-card {
    background: var(--ayl-apa-white);
    border: 1px solid var(--ayl-apa-line);
    border-radius: 18px;
    box-shadow: 0 10px 28px rgba(16, 24, 40, .06);
}

.ayl-apa-form-card,
.ayl-apa-result-card {
    padding: 24px;
}

.ayl-apa-field { margin-bottom: 16px; }

.ayl-apa-field label {
    display: block;
    margin-bottom: 7px;
    color: #344054;
    font-size: 13px;
    font-weight: 700;
}

.ayl-apa-required { color: var(--ayl-apa-accent); }

.ayl-apa-field input,
.ayl-apa-field select,
.ayl-apa-field textarea {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #D0D5DD;
    border-radius: 10px;
    background: #fff;
    color: #101828;
    font: inherit;
    box-shadow: 0 1px 2px rgba(16,24,40,.03);
}

.ayl-apa-field textarea { min-height: 78px; resize: vertical; }
.ayl-apa-field input:focus,
.ayl-apa-field select:focus,
.ayl-apa-field textarea:focus {
    outline: 3px solid color-mix(in srgb, var(--ayl-apa-primary) 14%, transparent);
    border-color: var(--ayl-apa-primary);
}

.ayl-apa-field small {
    display: block;
    margin-top: 5px;
    color: var(--ayl-apa-muted);
    font-size: 12px;
}

.ayl-apa-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.ayl-apa-actions,
.ayl-apa-bib-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.ayl-apa-btn,
.ayl-apa-copy,
.ayl-apa-text-btn {
    appearance: none;
    border: 0;
    cursor: pointer;
    font: inherit;
}

.ayl-apa-btn {
    padding: 11px 16px;
    border-radius: 10px;
    background: var(--ayl-apa-primary);
    color: #fff;
    font-weight: 750;
    transition: transform .15s ease, opacity .15s ease;
}
.ayl-apa-btn:hover { transform: translateY(-1px); opacity: .94; }
.ayl-apa-btn-secondary {
    background: #EFF2F6;
    color: #344054;
}

.ayl-apa-result-card { min-height: 330px; }
.ayl-apa-result-empty {
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--ayl-apa-muted);
}
.ayl-apa-result-empty h3 { margin: 12px 0 4px; color: var(--ayl-apa-primary); }
.ayl-apa-result-empty p { margin: 0; }
.ayl-apa-empty-icon {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    border-radius: 16px;
    background: var(--ayl-apa-soft);
    color: var(--ayl-apa-primary);
    font-weight: 800;
    font-size: 21px;
    border: 1px solid var(--ayl-apa-line);
}

.ayl-apa-output-group {
    padding: 16px;
    margin-bottom: 14px;
    border: 1px solid var(--ayl-apa-line);
    border-radius: 12px;
    background: var(--ayl-apa-soft);
}
.ayl-apa-output-heading {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    margin-bottom: 10px;
}
.ayl-apa-output-heading h3 {
    margin: 0;
    color: var(--ayl-apa-primary);
    font-size: 14px;
}
.ayl-apa-copy,
.ayl-apa-text-btn {
    background: transparent;
    color: var(--ayl-apa-primary);
    font-weight: 700;
    font-size: 12px;
    padding: 4px 2px;
}
.ayl-apa-copy:hover,
.ayl-apa-text-btn:hover { text-decoration: underline; }

.ayl-apa-reference-format {
    padding-left: 1.7em;
    text-indent: -1.7em;
    line-height: 1.65;
}
.ayl-apa-parenthetical,
.ayl-apa-narrative { line-height: 1.55; }

.ayl-apa-citations-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.ayl-apa-citations-grid .ayl-apa-output-group { margin-bottom: 14px; }
.ayl-apa-add-bib { width: 100%; }

.ayl-apa-bibliography-card {
    margin-top: 20px;
    padding: 22px 24px;
}
.ayl-apa-bib-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 14px;
}
.ayl-apa-bib-head h3 { margin: 0; color: var(--ayl-apa-primary); font-size: 22px; }
.ayl-apa-bib-list { margin: 0; padding-left: 2.1em; }
.ayl-apa-bib-list li {
    margin: 0 0 12px;
    padding-left: .4em;
}
.ayl-apa-bib-entry {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: start;
}
.ayl-apa-bib-ref {
    padding-left: 1.7em;
    text-indent: -1.7em;
    line-height: 1.6;
}
.ayl-apa-remove {
    border: 0;
    background: transparent;
    color: var(--ayl-apa-accent);
    cursor: pointer;
    font-size: 12px;
    font-weight: 700;
}
.ayl-apa-bib-empty { margin: 0; color: var(--ayl-apa-muted); }

.ayl-apa-help,
.ayl-apa-notice {
    margin-top: 14px;
    color: var(--ayl-apa-muted);
    font-size: 13px;
    line-height: 1.55;
}
.ayl-apa-help {
    padding: 12px 14px;
    border-left: 3px solid var(--ayl-apa-primary);
    background: var(--ayl-apa-soft);
    border-radius: 6px;
}
.ayl-apa-notice { font-size: 11px; }

.ayl-apa-error {
    margin: 0 0 16px;
    padding: 10px 12px;
    border-radius: 9px;
    background: #FFF4F4;
    color: #9B1C1C;
    font-size: 13px;
    border: 1px solid #FFD5D5;
}

@media (max-width: 820px) {
    .ayl-apa-layout { grid-template-columns: 1fr; }
    .ayl-apa-citations-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
    .ayl-apa-app { margin: 20px auto; }
    .ayl-apa-form-card, .ayl-apa-result-card, .ayl-apa-bibliography-card { padding: 18px; border-radius: 14px; }
    .ayl-apa-grid-2 { grid-template-columns: 1fr; gap: 0; }
    .ayl-apa-bib-head { align-items: flex-start; flex-direction: column; }
    .ayl-apa-bib-entry { grid-template-columns: 1fr; }
}

/* v1.1 */
.ayl-apa-mini-label {
    display: inline-block;
    margin-bottom: 5px;
    color: var(--ayl-apa-accent);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.ayl-apa-quick-card {
    margin-bottom: 14px;
    padding: 20px 22px;
    display: grid;
    grid-template-columns: minmax(220px, .8fr) minmax(320px, 1.2fr);
    gap: 18px 28px;
    align-items: center;
    border-color: color-mix(in srgb, var(--ayl-apa-primary) 22%, var(--ayl-apa-line));
}
.ayl-apa-quick-copy h3,
.ayl-apa-checker-head h3 { margin: 0 0 5px; color: var(--ayl-apa-primary); font-size: 20px; }
.ayl-apa-quick-copy p,
.ayl-apa-checker-head p { margin: 0; color: var(--ayl-apa-muted); font-size: 13px; line-height: 1.5; }
.ayl-apa-quick-controls { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 9px; }
.ayl-apa-quick-input {
    width: 100%; min-height: 46px; padding: 10px 13px; border: 1px solid #D0D5DD; border-radius: 10px; font: inherit;
}
.ayl-apa-lookup-status { grid-column: 1 / -1; min-height: 20px; color: var(--ayl-apa-muted); font-size: 13px; }
.ayl-apa-lookup-status.is-loading { color: var(--ayl-apa-primary); }
.ayl-apa-lookup-status.is-success { color: #17643A; }
.ayl-apa-lookup-status.is-error { color: #9B1C1C; }
.ayl-apa-candidates { grid-column: 1 / -1; display: grid; gap: 8px; }
.ayl-apa-candidates[hidden] { display: none; }
.ayl-apa-candidate {
    width: 100%; padding: 10px 12px; text-align: left; border: 1px solid var(--ayl-apa-line); border-radius: 10px; background: var(--ayl-apa-soft); cursor: pointer; color: var(--ayl-apa-text);
}
.ayl-apa-candidate:hover { border-color: var(--ayl-apa-primary); background: #fff; }
.ayl-apa-candidate strong { display: block; font-size: 13px; }
.ayl-apa-candidate small { display: block; margin-top: 3px; color: var(--ayl-apa-muted); }

.ayl-apa-finance-strip {
    display: flex; flex-wrap: wrap; gap: 7px; align-items: center; margin: 0 0 14px; padding: 10px 12px; border: 1px solid var(--ayl-apa-line); border-radius: 12px; background: var(--ayl-apa-soft); font-size: 12px;
}
.ayl-apa-finance-strip > span { margin-right: 2px; color: var(--ayl-apa-primary); font-weight: 800; }
.ayl-apa-finance-strip button,
.ayl-apa-finance-strip select,
.ayl-apa-export-bar button {
    appearance: none; border: 1px solid #D0D5DD; border-radius: 999px; background: #fff; color: #344054; padding: 6px 10px; font: inherit; font-size: 11px; font-weight: 700; cursor: pointer;
}
.ayl-apa-finance-strip button:hover,
.ayl-apa-finance-strip select:hover,
.ayl-apa-export-bar button:hover { border-color: var(--ayl-apa-primary); color: var(--ayl-apa-primary); }

.ayl-apa-citation-options {
    display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 6px; padding-top: 16px; border-top: 1px solid var(--ayl-apa-line);
}
.ayl-apa-citation-options .ayl-apa-field { margin-bottom: 12px; }

.ayl-apa-checker-card { margin-top: 20px; padding: 22px 24px; }
.ayl-apa-checker-head { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin-bottom: 14px; }
.ayl-apa-check-input {
    width: 100%; min-height: 104px; padding: 12px 14px; border: 1px solid #D0D5DD; border-radius: 10px; resize: vertical; font: inherit; color: #101828;
}
.ayl-apa-check-result { margin-top: 14px; padding: 14px; border: 1px solid var(--ayl-apa-line); border-radius: 12px; background: var(--ayl-apa-soft); }
.ayl-apa-check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.ayl-apa-check-grid h4 { margin: 0 0 8px; color: var(--ayl-apa-primary); font-size: 13px; }
.ayl-apa-check-grid ul { margin: 0; padding-left: 18px; color: #344054; font-size: 13px; line-height: 1.55; }
.ayl-apa-check-corrected { padding: 10px 12px; border: 1px solid var(--ayl-apa-line); border-radius: 9px; background: #fff; line-height: 1.55; font-size: 13px; }
.ayl-apa-check-note { margin: 11px 0 0; color: var(--ayl-apa-muted); font-size: 11px; }

.ayl-apa-export-bar {
    display: flex; flex-wrap: wrap; align-items: center; gap: 7px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--ayl-apa-line); color: var(--ayl-apa-muted); font-size: 12px;
}
.ayl-apa-export-bar > span { margin-right: 2px; font-weight: 700; }
.ayl-apa-export-bar button:disabled { cursor: not-allowed; opacity: .45; }

@media (max-width: 820px) {
    .ayl-apa-quick-card { grid-template-columns: 1fr; }
    .ayl-apa-check-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
    .ayl-apa-quick-card { padding: 18px; border-radius: 14px; }
    .ayl-apa-quick-controls { grid-template-columns: 1fr; }
    .ayl-apa-quick-controls .ayl-apa-btn { width: 100%; }
    .ayl-apa-citation-options { grid-template-columns: 1fr; gap: 0; }
    .ayl-apa-checker-head { align-items: flex-start; flex-direction: column; }
    .ayl-apa-checker-head .ayl-apa-btn { width: 100%; }
}