/*
 * Paleta educativa 60 / 30 / 10, como guía de jerarquía visual:
 * 60: #F4F7FC y blanco (lectura); 30: #2446A6 (estructura y títulos);
 * 10: #F6B44B (acciones). Verde y rojo se reservan para estados.
 * Los tamaños y la disposición responsive se mantienen en style.css.
 */
:root {
  --paper: #f4f7fc;
  --surface: #ffffff;
  --surface-raised: #edf2fb;
  --ink: #51627e;
  --muted: #51627e;
  --heading-color: #2446a6;
  --line: #d5dfef;
  --primary: #2446a6;
  --primary-soft: #e9effb;
  --primary-border: #b9c9e9;
  --accent: #f6b44b;
  --accent-hover: #f8bd60;
  --accent-soft: #fff1d9;
  --accent-ink: #51627e;
  --accent-text: #805013;
  --accent-border: #df9d26;
  --focus-ring: var(--primary);
  --success: #276449;
  --success-soft: #eaf5ef;
  --danger: #a23845;
  --danger-soft: #fceff0;
  /* Compatibilidad con los componentes del estilo base. */
  --green: var(--primary);
  --green-light: var(--primary-soft);
}

/* Títulos expresivos y lectura neutral; las fórmulas conservan su tipografía. */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading);
  color: var(--heading-color);
  letter-spacing: -.025em;
}
.brand, .footer-brand, .subject-card strong, .year-bar strong {
  font-family: var(--heading);
}
.brand, .subject-card strong, .year-bar strong { color: var(--heading-color); }
.question-top > span:first-of-type { font-family: var(--heading); color: var(--heading-color); }
.question-text { font-family: var(--body); }
.practice-intro .intro-layout > div { min-width: 0; }
.practice-intro .lead { overflow-wrap: anywhere; }
.site-footer :is(h1, h2, h3, h4, h5, h6),
.start-banner :is(h1, h2, h3, h4, h5, h6) { color: #fff; }
body.focus-mode { background: var(--paper); }

::selection { background: #ffdaa0; color: #2446a6; }
a:focus-visible, button:focus-visible { outline-color: var(--focus-ring); }
input:focus, textarea:focus, select:focus { outline-color: var(--primary); }
input::placeholder, textarea::placeholder { color: var(--muted); opacity: 1; }

.button, .button.light {
  background: var(--accent);
  border-color: var(--accent-border);
  color: var(--accent-ink);
}
.button:hover, .button.light:hover {
  background: var(--accent-hover);
  border-color: var(--accent-border);
  color: var(--accent-ink);
}
.button.secondary {
  background: transparent;
  border-color: var(--primary-border);
  color: var(--primary);
}
.button.secondary:hover {
  background: var(--primary-soft);
  border-color: var(--primary);
}
.link, .back-link, .nav-link:hover { color: var(--primary); }
.eyebrow { color: #51627e; }
.brand-mark { width: 46px; height: 46px; background: transparent; box-shadow: none; border-radius: 0; flex-shrink: 0; }
.brand-mark img { display: block; width: 100%; height: 100%; }
@media (max-width: 800px) { .brand-mark { width: 40px; height: 40px; } }
@media (max-width: 600px) { .brand-mark { width: 36px; height: 36px; } }
.brand small { color: var(--muted); }
.header-inner.container { width: min(1180px, calc(100% - 80px)); gap: 16px; }
.brand-name { white-space: nowrap; }
.brand small.brand-country { display: flex; align-items: center; gap: 9px; }
.brand-flag { width: 25px; height: 15px; flex-shrink: 0; border-radius: 2px; box-shadow: 0 0 0 1px #51627e26; }
@media (max-width: 1100px) { .header-inner.container { width: calc(100% - 48px); } }
@media (max-width: 600px) {
  .header-inner.container { width: calc(100% - 36px); gap: 8px; }
  .brand small.brand-country { gap: 6px; }
  .brand-flag { width: 20px; height: 12px; }
}
.nav-login { background: #fff; border-color: var(--line); }

.pill { background: var(--primary-soft); border-color: var(--primary-border); color: var(--primary); }
.live-dot { background: var(--accent); }
.hero h1 em { color: var(--primary); }
.underline { stroke: var(--accent); }
.hero-benefits { color: var(--muted); }
.hero-benefits .icon { color: var(--primary); }
.art-orbit { border-color: #d4dfed; }
.orbit-one { background: #e9effb; }
.art-spark { color: var(--accent); }
.illustration-sheet {
  border-color: var(--primary-border);
  box-shadow: 0 22px 50px #2446a61a;
}
.sheet-icon { background: var(--primary-soft); color: var(--primary); }
.sheet-top small, .sheet-bottom { color: var(--muted); }
.sheet-dots { color: #8396ad; }
.sheet-progress { background: #e2e9f5; }
.sheet-progress span { background: #6d91bb; }
.sheet-option { border-color: var(--line); }
.sheet-option b { color: #596e88; border-color: var(--line); }
.sheet-option i { background: #dce3ed; }
.sheet-option.picked { background: var(--primary-soft); border-color: #8cadd1; }
.picked b { background: var(--primary); color: #fff; border-color: var(--primary); }
.picked i { background: #b5c9e2; }
.picked .icon { color: var(--primary); }
.floating-note { border-color: var(--line); box-shadow: 0 8px 20px #2446a610; }
.floating-note small { color: var(--muted); }
.mini-icon { background: var(--primary-soft); color: var(--primary); }
.mini-icon.amber { background: var(--accent-soft); color: var(--accent-text); }

.trust-strip { background: var(--primary); border-color: var(--primary); }
.trust-strip > .container { color: #f0f4fa; }
.trust-strip .icon { color: var(--accent); }
.trust-location { border-color: #6887aa; }
.search-box { border-color: var(--line); color: var(--muted); }
.search-box:focus-within { outline-color: var(--primary); }
.catalog-tabs button { color: var(--muted); }
.catalog-tabs button:hover { background: #eef2f7; }
.catalog-tabs button.active { color: var(--primary); background: var(--primary-soft); border-color: var(--primary-border); }
.catalog-tabs button span { border-color: var(--primary-border); }

.category-card, .category-icon { --category-accent: #2446a6; --category-soft: #e9effb; }
.category-card.purple, .category-icon.purple { --category-accent: #2446a6; --category-soft: #e9effb; }
.category-card.blue, .category-icon.blue { --category-accent: #2446a6; --category-soft: #e9effb; }
.category-card.orange, .category-icon.orange { --category-accent: #805013; --category-soft: #fff1d9; }
.category-card.rose, .category-icon.rose { --category-accent: #2446a6; --category-soft: #e9effb; }
.category-card {
  border-color: var(--line);
  border-top: 3px solid var(--category-accent);
}
.category-card:hover { border-color: var(--category-accent); box-shadow: 0 10px 24px #2446a610; }
.category-icon,
.purple .category-icon, .category-icon.purple,
.blue .category-icon, .category-icon.blue,
.orange .category-icon, .category-icon.orange,
.rose .category-icon, .category-icon.rose {
  background: var(--category-soft);
  color: var(--category-accent);
}
.category-card > .card-top > .category-icon { --category-accent: inherit; --category-soft: inherit; }
.card-number { color: #51627e; }
.card-bottom { border-color: var(--line); color: var(--muted); }
.circle-arrow { background: var(--primary-soft); color: var(--primary); }
.encouragement-card { background: var(--primary-soft); }
.encouragement-card > span:first-child { color: #51627e; }
.encouragement-card h3 em { color: var(--primary); }
.encouragement-card p { color: var(--muted); }
.doodle-star { color: #ccdced; }
.steps li > span { background: var(--primary-soft); border-color: var(--primary-border); color: var(--primary); }
.start-banner { background: var(--primary); color: #fff; }
.start-banner .eyebrow { color: var(--accent); }
.start-banner p { color: #e0e8f3; }
.demo-disclaimer .icon { color: var(--primary); }
.demo-disclaimer p { color: var(--muted); }

.year-bar { background: var(--primary-soft); border-color: var(--primary-border); }
.year-bar span { color: var(--muted); }
.year-bar select { border-color: var(--primary-border); color: var(--primary); }
.subject-card { border-color: var(--line); }
.subject-card:hover { border-color: #789cc4; }
.subject-card > .icon { color: var(--primary); }
.practice-card-copy { flex: 1; min-width: 0; }
.practice-last-result { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); margin-top: 12px; padding-top: 12px; }
.practice-last-copy { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.4; min-width: 0; }
.practice-last-label { font-size: 14px; color: var(--muted); }
.practice-last-copy strong { font-size: 25px; color: var(--primary); letter-spacing: -.6px; }
.practice-last-copy small { font-size: 14px; color: var(--muted); margin-top: 3px; }
.practice-medal { flex: 0 0 80px; width: 80px; height: 80px; object-fit: contain; filter: drop-shadow(0 3px 5px #2446a615); }
.practice-progress-tools { display: flex; align-items: center; flex-wrap: wrap; justify-content: space-between; gap: 14px; margin-top: 22px; font-size: 14px; color: var(--muted); }
.practice-progress-tools .link { font-size: 14px; }
.start-panel .practice-last-result { margin-bottom: 22px; text-align: left; }
.privacy-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.question-order { display: grid; grid-template-columns: 66px auto; gap: 7px; width: 150px; }
.question-order-arrows { display: flex; align-items: center; justify-content: space-between; gap: 6px; grid-column: 1 / -1; }
.question-order-arrows .button { padding: 6px 10px; min-width: 38px; min-height: 38px; font-size: 20px; line-height: 1; }
.question-order input[type="number"] { width: 66px; padding: 6px; min-height: 38px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--ink); }
.question-order > .button { padding: 6px 9px; }
.category-card .practice-last-result { margin-bottom: 14px; }
@media (max-width: 600px) {
  .practice-medal { flex-basis: 68px; width: 68px; height: 68px; }
  .practice-last-copy strong { font-size: 23px; }
  .practice-last-label { font-size: 13px; }
  .practice-last-copy small { font-size: 12px; }
  .category-card .practice-last-result { grid-column: 2; grid-row: 3; }
  .category-card:has(.practice-last-result:not([hidden])) .card-bottom { grid-row: 4; }
}
.catalog-note { background: var(--primary-soft); color: var(--primary); }
.catalog-note p { color: #51627e; }
.intro-tags span { color: var(--muted); }
.start-panel { border-color: var(--line); box-shadow: 0 10px 35px #2446a608; }
.start-panel li .icon { color: var(--primary); }
.start-panel small { color: var(--muted); }
.notice { background: #fff1d9; border-color: #e9c68e; color: #805013; }
.error { background: var(--danger-soft); color: var(--danger); }
.continue-section { background: var(--primary-soft); border-color: var(--primary-border); }
.continue-section .eyebrow { color: #51627e; }
.recent-card { border-color: var(--line); }
.recent-card > strong { color: var(--primary); }
.ad-space > span { color: var(--muted); }
.question-shell > .ad-space { margin: 36px 20px 0; padding: 24px 0 12px; min-width: 0; }
.cookie-panel { border-color: var(--primary-border); box-shadow: 0 8px 40px #2446a626; }

.question-top, .exit-practice { color: var(--muted); }
.exit-practice:hover { background: var(--primary-soft); }
.question-progress { background: #e2e9f5; }
.question-progress > span { background: #77aa8d; }
.answer { border-width: 3px; border-color: #b9c9e4; color: var(--ink); }
.answer-letter { font-weight: 700; background: #edf2fb; border-color: var(--line); color: #51627e; }
.answer:has(input:focus-visible) { outline-color: var(--focus-ring); }
.answer:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); }
.answer:has(input:checked) .answer-letter { background: var(--primary); border-color: var(--primary); color: #fff; }
.answer.is-correct, .answer.is-correct:has(input:checked) {
  background: var(--success-soft); border-color: #7da98f; color: var(--success);
}
.answer.is-correct .answer-letter, .answer.is-correct:has(input:checked) .answer-letter {
  background: var(--success); border-color: var(--success); color: #fff;
}
.answer.is-wrong, .answer.is-wrong:has(input:checked) {
  background: var(--danger-soft); border-color: #d5a0a9; color: var(--danger);
}
.answer.is-wrong .answer-letter, .answer.is-wrong:has(input:checked) .answer-letter {
  background: var(--danger); border-color: var(--danger); color: #fff;
}
.answer-feedback { background: #edf3ff; border-color: #bdcfee; color: #2446a6; }
.question-actions > span { color: var(--muted); }
.result-summary { border-color: var(--line); }
.score-circle { background: conic-gradient(var(--primary) var(--score), #e2e9f5 0); }
.score-circle span, .result-numbers, .results-page .section-heading > span { color: var(--muted); }
.review-item { border-color: var(--line); }
.review-item small { color: var(--muted); }
.review-item summary > span:last-child { color: var(--primary); }
.review-state.correct { background: var(--success-soft); color: var(--success); }
.review-state.incorrect { background: var(--danger-soft); color: var(--danger); }

.login-card, .admin-panel, .stats-grid > div, .table-wrap { border-color: var(--line); }
.field > span, .checkbox, .stats-grid span, .duplicate, td small { color: var(--muted); }
.field input, .field textarea, .field select, .duplicate input { border-color: #b9c9e4; }
.admin-sidebar nav a { color: #51627e; }
.admin-sidebar nav a:hover { background: #eef2f7; }
.admin-sidebar nav a.active { background: var(--primary-soft); color: var(--primary); }
.admin-sidebar > .eyebrow, .admin-content > .eyebrow { color: #51627e; }
.checkbox input { accent-color: var(--primary); }
.admin-content > .error { white-space: pre-line; }
.import-bank-actions, .import-confirm-actions, .import-downloads { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.import-panel h2 { margin-top: 0; }
.import-panel p, .import-instructions { font-size: 15px; line-height: 1.7; }
.import-target { overflow-wrap: anywhere; }
.import-instructions, .import-source { border: 1px solid var(--line); border-radius: 8px; padding: 16px; margin: 20px 0; }
.import-instructions summary, .import-source summary { color: var(--primary); cursor: pointer; font-weight: 700; }
.import-instructions li { margin-bottom: 10px; }
.import-downloads a { color: var(--primary); text-decoration: underline; }
.import-upload { display: grid; gap: 18px; margin-top: 24px; }
.import-upload .button { justify-self: start; }
.import-preview-list { display: grid; gap: 14px; margin: 24px 0; }
.import-question { border: 1px solid var(--line); border-radius: 8px; padding: 16px; overflow-wrap: anywhere; }
.import-question summary { cursor: pointer; font-weight: 700; }
.import-question summary .status { display: inline-block; margin: 8px 0 0 8px; }
.import-text { white-space: pre-wrap; overflow-wrap: anywhere; }
.import-image { display: block; max-width: 100%; max-height: 420px; object-fit: contain; margin: 20px auto; }
.import-options { display: grid; gap: 10px; }
.import-options > div { display: flex; gap: 12px; }
.import-options dt { font-weight: 700; flex-shrink: 0; }
.import-options dd { margin: 0; white-space: pre-wrap; }
.import-confirm-actions { margin-top: 20px; }
@media (max-width: 600px) {
  .import-panel { padding: 18px; }
  .import-bank-actions { width: 100%; }
  .import-confirm-actions, .import-confirm-actions form, .import-confirm-actions .button { width: 100%; }
}
.suggestion-form { position: relative; display: grid; gap: 20px; margin-top: 30px; }
.suggestion-form h2, .suggestion-form p { margin: 0; }
.suggestion-form .button { justify-self: start; }
.suggestion-form textarea { resize: vertical; min-height: 180px; }
.suggestion-trap { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.question-editor-nav { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; margin-bottom: 20px; }
.question-editor-nav > :first-child { justify-self: start; }
.question-editor-nav > :last-child { justify-self: end; }
.question-editor-position { color: var(--muted); text-align: center; font-size: 15px; }
[data-question-editor] textarea[name="body"] { min-height: calc(8lh + 40px); }
.unsaved-dialog { width: min(520px, calc(100% - 32px)); padding: 28px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface, #fff); color: var(--ink); }
.unsaved-dialog::backdrop { background: #10182499; }
.unsaved-dialog h2 { font-size: 24px; }
.unsaved-dialog-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.arrow-previous { transform: rotate(180deg); }
@media (max-width: 600px) {
  .question-editor-position { grid-column: 1 / -1; grid-row: 1; }
  .question-editor-nav > :first-child { grid-column: 1; grid-row: 2; }
  .question-editor-nav > :last-child { grid-column: 3; grid-row: 2; }
}
th { background: var(--primary-soft); color: var(--primary); }
td { border-color: var(--line); }
.row-actions a { color: var(--primary); }
.danger { color: var(--danger); }
.status { background: #fff1d9; color: #805013; }
.status.published { background: var(--success-soft); color: var(--success); }

body:not(.focus-mode) { min-height: 100dvh; display: flex; flex-direction: column; }
body:not(.focus-mode) > main { flex: 1 0 auto; }
.site-footer {
  width: 100%;
  padding-inline: max(40px, calc((100% - 1180px) / 2));
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.footer-brand span, .site-footer > div > p { color: #e0e8f3; }
.site-footer nav .link { color: #e0e8f3; }
.site-footer nav a:hover, .site-footer nav .link:hover { color: var(--accent); }
.footer-bottom { border-color: #6887aa; color: #e0e8f3; }
.footer-bottom > span > span { color: var(--accent); }
@media (max-width: 1100px) { .site-footer { padding-inline: 24px; } }
@media (max-width: 600px) { .site-footer { padding-inline: 18px; } }