.app-shell:has(.platform-section.active) { padding: 32px 36px 48px; }
.app-shell-inner:has(.platform-section.active) { max-width: 1480px; }
.app-shell-inner:has(.platform-section.active) > .wrap { max-width: none; }
.app-shell-inner:has(.platform-section.active) .progress-indicator { display: none; }
.section-heading, .section-subheading { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.section-heading { margin-bottom: 28px; }
.section-heading h1 { font-size: clamp(28px, 4vw, 38px); margin: 6px 0; letter-spacing: -.03em; }
.section-heading p, .section-note, .section-subheading > span { color: var(--text-secondary); font-size: 13px; }
.section-eyebrow { color: #514d8c; font-size: 11px; font-weight: 700; letter-spacing: .1em; }
.profile-access-card { display: flex; align-items: center; gap: 24px; max-width: 660px; padding: 32px; border-top: 3px solid #7766ad; }
.profile-access-icon { display: grid; place-items: center; flex: 0 0 72px; height: 72px; border-radius: 20px; background: #f0edfb; color: #514d8c; }
.profile-access-icon svg { width: 32px; height: 32px; }
.profile-access-card h2 { margin-top: 14px; font-size: 24px; }
.profile-access-card p { color: var(--text-secondary); }
.pref-dark .profile-access-icon { background: #302943; color: #d3c5f8; }
@media (max-width: 520px) { .profile-access-card { flex-direction: column; align-items: flex-start; gap: 20px; } }
.section-summary { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-bottom: 30px; }
.section-card { border: 1px solid #d8d8e3; border-radius: 14px; padding: 24px; background: #fff; min-width: 0; }
.section-card h2, .section-subheading h2 { font-size: 17px; }
.section-card h3 { font-size: 16px; }
.section-card p { font-size: 14px; line-height: 1.65; margin-top: 10px; }
.summary-purple { background: #f0edfb; border-color: #ded7f5; }
.summary-peach { background: #fff0e7; border-color: #f4d7c4; }
.summary-number { display: block; font-size: clamp(28px, 3vw, 40px); margin-top: 10px; letter-spacing: -.04em; }
.summary-focus { display: block; font-size: 21px; margin-top: 16px; }
.section-subheading { margin-bottom: 14px; }
.section-skills { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 30px; }
.section-badge { display: inline-block; border-radius: 999px; background: #e9e4f9; color: #433a7b; padding: 4px 10px; font-size: 12px; font-weight: 600; }
.skill-overview meter { display: block; width: 100%; height: 12px; margin-top: 12px; accent-color: #62579c; }
.section-shortcuts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.section-shortcuts button { text-align: left; border: 1px solid #d8d8e3; border-radius: 12px; padding: 20px; background: #faf9fe; color: inherit; font: inherit; cursor: pointer; }
.section-shortcuts button span { display: block; color: var(--text-secondary); font-size: 13px; margin-top: 6px; }
.section-shortcuts button:hover { border-color: #8373be; background: #f0edfb; }
.section-link { background: none; border: none; color: #514d8c; font: inherit; font-size: 13px; font-weight: 600; padding: 12px 0 0; cursor: pointer; text-align: left; }
.section-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.section-block { margin-top: 24px; }
.official-links { margin-top: 28px; padding: 18px 20px; border: 1px solid #dcddeb; border-radius: 10px; background: #f8f8fe; }
.official-links-heading { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.official-links-heading strong { font-size: 14px; }
.official-links-heading span { font-size: 12px; color: var(--text-secondary); }
.official-links-list { display: flex; flex-wrap: wrap; gap: 6px 24px; }
.official-links-list a { display: inline-flex; align-items: center; gap: 6px; padding: 8px 0; color: #484479; font-size: 14px; text-underline-offset: 3px; }
.official-links-list a:hover { color: #27224f; }
.access-official-link { margin-top: 18px; font-size: 13px; }
.access-official-link a { color: #484479; }
.pref-dark .official-links { background: #222133; border-color: #555563; }
.pref-largeText .official-links :is(a, strong, span) { font-size: 17px; }
.section-empty { padding: 28px 0 12px; }
.section-empty > strong { font-size: 26px; }
.section-timeline { list-style: none; padding-left: 18px; margin-top: 24px; }
.section-timeline li { position: relative; border-left: 2px solid #e5e0f3; padding: 0 0 24px 22px; }
.section-timeline li:last-child { padding-bottom: 0; }
.section-timeline li::before { content: ''; position: absolute; left: -6px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: #7766ad; }
.section-timeline strong { display: block; margin-top: 6px; font-size: 14px; }
.section-timeline p { margin-top: 3px; color: var(--text-secondary); font-size: 13px; }
.session-list { list-style: none; }
.session-list li { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; border-bottom: 1px solid #e5e3ed; padding: 14px 0; font-size: 14px; }
.session-list time { color: var(--text-secondary); font-size: 12px; }
.resource-focus { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.resource-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 12px; }
.resource-filters button { padding: 9px 16px; border: 1px solid #d8d2e9; border-radius: 999px; color: #514d8c; background: #fff; font: inherit; font-size: 13px; cursor: pointer; }
.resource-filters button[aria-pressed="true"] { background: #514d8c; border-color: #514d8c; color: #fff; }
#resources-filter-status { margin-bottom: 16px; }
.resource-exercise[hidden] { display: none; }
.resource-exercise > .section-badge { margin-top: 10px; }
.platform-section details { border-top: 1px solid #e5e3ed; padding: 14px 0; margin-top: 12px; font-size: 14px; }
.platform-section summary { cursor: pointer; font-weight: 600; }
.platform-section blockquote { border-left: 3px solid #9380c7; background: #f7f5fd; padding: 14px; margin: 14px 0; }
.platform-section ol:not(.section-timeline) { padding-left: 22px; margin-top: 14px; }
.platform-section ol li { margin-top: 8px; }
.practice-complete { display: flex; align-items: center; gap: 10px; font-size: 13px; margin-top: 18px; cursor: pointer; }
.practice-complete input { width: 18px; height: 18px; accent-color: #514d8c; }
.platform-section a { display: inline-block; color: #514d8c; font-size: 13px; margin-top: 12px; }
.resource-links { display: grid; gap: 4px; }
.documents-section { margin-bottom: 32px; }
.document-card + .document-card { margin-top: 20px; }
.document-card { display: grid; grid-template-columns: 164px minmax(0, 1fr); align-items: center; gap: 30px; background: #faf9fe; }
.document-cover { display: block; width: 100%; height: auto; border: 1px solid #e5e0f0; border-radius: 6px; box-shadow: 0 8px 20px rgba(43, 34, 84, .12); }
.document-information h3 { font-size: clamp(19px, 2.4vw, 26px); line-height: 1.3; margin-top: 10px; }
.document-information p { max-width: 620px; }
.document-information .document-meta { color: var(--text-secondary); font-size: 13px; }
.document-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.platform-section .document-action { display: inline-flex; justify-content: center; align-items: center; gap: 14px; min-height: 46px; margin: 0; padding: 11px 18px; border: 1px solid #514d8c; border-radius: 9px; font-weight: 600; text-decoration: none; }
.platform-section .document-download { background: #514d8c; color: #fff; }
.platform-section .document-download:hover { background: #3e396f; }
.platform-section .document-view:hover { background: #eeeafa; }
.pref-dark .platform-section .document-download { color: #fff; }
.pref-dark .platform-section .document-view:hover { background: #302943; }
@media (max-width: 520px) {
  .document-card { grid-template-columns: 1fr; gap: 22px; }
  .document-cover { width: 144px; margin: 0 auto; }
  .document-actions { flex-direction: column; }
}
.platform-section :is(button,a,summary,input):focus-visible { outline: 3px solid #8b79bb; outline-offset: 4px; }
.pref-dark .section-card, .pref-dark .section-shortcuts button { background: #191821; border-color: #575262; }
.pref-dark .summary-purple, .pref-dark .section-badge { background: #302943; }
.pref-dark .summary-peach { background: #402e25; }
.pref-dark .section-shortcuts button:hover, .pref-dark .platform-section blockquote { background: #302943; }
.pref-dark .section-link, .pref-dark .section-eyebrow { color: #d3c5f8; }
.pref-dark .resource-filters button { background: #191821; color: #e7ddff; border-color: #696078; }
.pref-dark .resource-filters button[aria-pressed="true"] { background: #62538c; color: #fff; }
.pref-dark .platform-section details, .pref-dark .session-list li, .pref-dark .section-timeline li { border-color: #575262; }
.pref-largeText .platform-section :is(p,li,a,button,summary,label) { font-size: 17px; }
.pref-contrast .section-card, .pref-contrast .section-shortcuts button { border-width: 2px; }
@media (max-width: 1100px) { .section-skills { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 760px) {
  .app-shell:has(.platform-section.active) { padding: 20px 12px 32px; }
  .section-summary, .section-columns, .section-shortcuts { grid-template-columns: 1fr; }
  .section-card { padding: 20px 16px; }
}
@media (max-width: 420px) { .section-skills { grid-template-columns: 1fr; } }