/* Student portal presentation. Existing JavaScript owns eligibility and visibility. */
.student-portal-page { --portal-header-height: 76px; }
.student-portal-page .portal-main { padding-top: calc(var(--portal-header-height) + 30px); padding-bottom: 44px; }
.student-portal-page .header-container { min-height: var(--portal-header-height); padding: 12px 24px; flex-direction: row; gap: 24px; }
.student-portal-page .portal-wordmark { font-size: 23px; font-weight: 700; line-height: 1.2; color: var(--theme-heading); white-space: nowrap; }
.student-portal-page .portal-wordmark > span { color: var(--secondary-color); }
.student-portal-page header .mobile-nav-toggle { border: 0; border-radius: 8px; background: transparent; }
.student-portal-skip { position: fixed; top: 8px; left: 12px; z-index: 2100; padding: 10px 16px; border-radius: 8px; color: var(--theme-text); background: var(--theme-surface); transform: translateY(-150%); }
.student-portal-skip:focus { transform: none; }
#student-dashboard { max-width: 1080px; margin: 0 auto; padding: 0; background: transparent; box-shadow: none; border-radius: 0; color: var(--theme-text); }
html[data-theme="dark"] #student-dashboard { background: transparent !important; }
#student-dashboard [hidden] { display: none !important; }
#student-dashboard .booking-header { text-align: left; margin: 0 0 24px; }
#student-dashboard .student-portal-eyebrow { color: var(--theme-text-muted); font-size: 13px; letter-spacing: .03em; margin: 0 0 6px; font-weight: 600; }
#student-dashboard .booking-header h1 { font-size: clamp(27px, 3vw, 36px); line-height: 1.2; margin: 0 0 10px; color: var(--theme-heading); }
#student-dashboard .booking-header > p:last-child { color: var(--theme-text-muted); font-size: 15px; line-height: 1.6; margin: 0; }
#student-dashboard #page-toc { display: none !important; position: sticky !important; top: var(--portal-header-height) !important; right: auto !important; transform: none; z-index: 20 !important; flex-direction: row; justify-content: flex-start !important; width: auto !important; height: auto !important; flex-grow: 0 !important; gap: 6px; margin: 0 0 24px; padding: 8px; border: 1px solid var(--theme-border); border-radius: 12px; box-shadow: 0 3px 12px rgb(0 0 0 / 3%); background: var(--theme-surface) !important; }
#student-dashboard #page-toc .toc-link { justify-content: center; gap: 8px; padding: 10px 18px; min-height: 44px; color: var(--theme-text); font-size: 14px; font-weight: 500; line-height: 1.4; border-radius: 8px; }
#student-dashboard #page-toc .toc-link:hover, #student-dashboard #page-toc .toc-link[aria-current] { color: var(--theme-heading); background: var(--theme-surface-muted); }
#student-dashboard #page-toc .toc-link i { color: var(--theme-heading); }
#student-dashboard :where(button, a, input, select):focus-visible, .student-portal-page header :where(button,a):focus-visible { outline: 3px solid var(--theme-focus); outline-offset: 3px; }
#student-dashboard :where(#prereq-section, #booked-sessions-section, #available-slots-section) { scroll-margin-top: calc(var(--portal-header-height) + 88px); }
#student-dashboard .pickup-banner { margin-bottom: 24px; padding: 16px 18px; background: var(--theme-surface); }
#student-dashboard .pickup-banner-action { flex-shrink: 0; }
#student-dashboard #prereq-section > div { margin: 0 0 24px !important; }
#student-dashboard .checklist-heading { font-size: 19px !important; }
#student-dashboard .checklist-course-card { padding: 18px 20px !important; margin-bottom: 12px !important; box-shadow: none !important; border-color: var(--theme-border) !important; background: var(--theme-surface) !important; }
#student-dashboard .checklist-course-card > div:first-child { gap: 16px; align-items: flex-start !important; }
#student-dashboard .checklist-course-title { font-size: 16px !important; line-height: 1.5; }
#student-dashboard .checklist-course-card > div:first-child > span { flex-shrink: 0; font-size: 12px !important; }
#student-dashboard .vd-row { gap: 12px !important; border-color: var(--theme-border) !important; }
#student-dashboard .vd-row:last-child { border-bottom: 0 !important; padding-bottom: 0 !important; }
#student-dashboard .vd-row > div:first-child { min-width: 0; }
#student-dashboard .vd-row > div:first-child > i { flex-shrink: 0; }
#student-dashboard .vd-row > div:last-child { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 8px; max-width: 52%; }
#student-dashboard .checklist-item-label { font-size: 14px !important; overflow-wrap: anywhere; }
#student-dashboard .vd-row :where(button, a) { min-height: 36px; border-radius: 7px !important; }
#student-dashboard .booking-progress { display: grid; grid-template-columns: 1fr auto auto; gap: 24px; align-items: center; padding: 18px 22px; margin: 0 0 24px; border: 1px solid var(--theme-border); border-radius: 12px; background: var(--theme-surface); }
#student-dashboard #student-progress-title { font-size: 16px; font-weight: 600; margin: 0; line-height: 1.4; }
#student-dashboard .progress-item { text-align: left; min-width: 130px; padding-left: 24px; border-left: 1px solid var(--theme-border); }
#student-dashboard .progress-value { font-size: 25px; line-height: 1.2; color: var(--theme-heading); margin-bottom: 3px; }
#student-dashboard .progress-label { color: var(--theme-text-muted); font-size: 12px; }
#student-dashboard .calendar-container { margin: 0 0 24px !important; padding: 22px !important; border: 1px solid var(--theme-border) !important; border-radius: 14px !important; background: var(--theme-surface) !important; }
#student-dashboard .student-portal-section-title { font-size: 20px; line-height: 1.4; margin: 0 0 16px; color: var(--theme-heading); }
#student-dashboard #online-course-section .student-portal-section-title { margin-bottom: 8px; }
#student-dashboard #online-course-section p { font-size: 14px; }
#student-dashboard .student-portal-guidance { margin-bottom: 18px; color: var(--theme-text-muted); font-size: 14px; line-height: 1.5; }
#student-dashboard #slots-filter-bar { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 14px; margin-bottom: 20px; padding: 16px; border: 1px solid var(--theme-border); border-radius: 10px; background: var(--theme-surface-muted); }
#student-dashboard .portal-availability-filter { display: flex; align-items: center; gap: 8px; flex: 1 0 100%; font-size: 13px; color: var(--theme-text); cursor: pointer; }
#student-dashboard .portal-availability-filter input { width: 17px; height: 17px; accent-color: var(--primary-color); }
#student-dashboard .portal-filter-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; flex: 1 1 170px; }
#student-dashboard .portal-filter-field label { font-size: 12px; color: var(--theme-text-muted); font-weight: 600; }
#student-dashboard .portal-location-filter:has(select[hidden]) { display: none; }
#student-dashboard .portal-filter-field :where(select, input) { width: 100%; min-width: 0; min-height: 42px; border: 1px solid var(--theme-border); border-radius: 7px; background: var(--theme-input); color: var(--theme-text); padding: 9px 10px; font: inherit; font-size: 14px; }
#student-dashboard #filter-date-group { display: flex; gap: 12px; min-width: 0; flex: 1 1 330px; align-items: flex-end; }
#student-dashboard #filter-date-group .portal-filter-field { flex: 1 1 0; }
#student-dashboard .portal-filter-reset { padding: 9px 14px; min-height: 42px; border: 1px solid var(--theme-border); border-radius: 7px; background: var(--theme-surface); color: var(--theme-text); font: inherit; font-size: 13px; cursor: pointer; }
#student-dashboard .slot-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
#student-dashboard .slot-card { padding: 16px 18px; min-width: 0; text-align: left; border-radius: 10px; border-color: var(--theme-border); overflow-wrap: anywhere; transition: border-color .15s ease, background .15s ease; }
#student-dashboard .slot-card:hover { transform: none; }
#student-dashboard .slot-card.selected { border-color: var(--primary-color); }
#student-dashboard #booked-slots-container .slot-card { opacity: 1; cursor: default; background: var(--theme-surface-muted) !important; border-color: var(--theme-border) !important; }
#student-dashboard #booked-slots-container .slot-card button { min-height: 38px; border-radius: 7px !important; }
#student-dashboard #confirm-section { position: sticky; bottom: 78px; z-index: 15; display: flex; justify-content: flex-end; text-align: right; margin-top: 20px; padding: 14px 18px; border: 1px solid var(--theme-border); border-radius: 12px; background: var(--theme-surface); box-shadow: 0 6px 24px rgb(0 0 0 / 8%); }
#student-dashboard #confirm-booking-btn { min-height: 46px; border-radius: 8px; font-size: 15px; }
#student-dashboard #confirm-booking-btn:disabled { cursor: not-allowed; }
@media (max-width: 767px) {
    .student-portal-page { --portal-header-height: 68px; }
    .student-portal-page .portal-main { padding: 94px 16px 40px; }
    .student-portal-page .portal-wordmark { font-size: 20px; }
    #student-dashboard .booking-header { margin-bottom: 20px; }
    #student-dashboard #page-toc { gap: 2px; padding: 5px; margin-bottom: 20px; border-radius: 10px; }
    #student-dashboard #page-toc .toc-link { flex: 1 1 auto; gap: 5px; padding: 10px 7px; font-size: 12px; }
    #student-dashboard #page-toc .toc-link i { display: none; }
    #student-dashboard .booking-progress { grid-template-columns: 1fr 1fr; gap: 16px; padding: 18px; }
    #student-dashboard #student-progress-title { grid-column: 1 / -1; }
    #student-dashboard .progress-item { min-width: 0; padding-left: 0; border-left: 0; }
    #student-dashboard .progress-item:last-child { border-left: 1px solid var(--theme-border); padding-left: 18px; }
    #student-dashboard .calendar-container { padding: 18px 16px !important; }
    #student-dashboard .student-portal-section-title { font-size: 19px; }
    #student-dashboard .checklist-course-card { padding: 16px !important; }
    #student-dashboard .vd-row { flex-wrap: wrap; }
    #student-dashboard .vd-row > div:last-child { max-width: 100%; margin-left: 30px; justify-content: flex-start; }
    #student-dashboard .slot-list { grid-template-columns: minmax(0, 1fr); }
    #student-dashboard #slots-filter-bar { padding: 12px; gap: 12px; }
    #student-dashboard #filter-date-group { flex-basis: 100%; gap: 10px; }
    #student-dashboard .portal-filter-field { flex-basis: 100%; }
    #student-dashboard .portal-filter-field :where(select, input) { font-size: 16px; }
    #student-dashboard .portal-filter-reset { margin-left: auto; }
    #student-dashboard #confirm-section { bottom: 78px; padding: 10px; }
    #student-dashboard #confirm-booking-btn { max-width: none !important; width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
    .student-portal-page { scroll-behavior: auto; }
    #student-dashboard .slot-card { transition: none; }
}

#student-dashboard #page-toc[style*="display: flex"] { display: flex !important; }
#student-dashboard .student-portal-slot-status { color: var(--theme-text-muted); font-size: 13px; }
#student-dashboard .student-portal-slot-status p:not(:empty) { margin: 0 0 12px; }
#student-dashboard #available-slots-retry { margin-bottom: 12px; }
#student-dashboard .student-portal-slot-status:has(.is-error) { color: #b42318; }
html[data-theme="dark"] #student-dashboard .student-portal-slot-status:has(.is-error) { color: #fca5a5; }

#student-dashboard #confirm-section:has(.is-inactive) { position: static; box-shadow: none; }
#student-dashboard .student-slot-time { color: var(--theme-heading) !important; }
#student-dashboard .student-slot-instructor { color: var(--theme-text-muted) !important; }
#student-dashboard .slot-card.selected :where(.student-slot-time, .student-slot-instructor) { color: #fff !important; }
#student-dashboard #booked-slots-container .student-slot-time { color: #187142 !important; }
html[data-theme="dark"] #student-dashboard #booked-slots-container .student-slot-time { color: #7dd3a4 !important; }
html[data-theme="dark"] #student-dashboard .checklist-notice--pending { background: #312918 !important; border-color: #8e7539 !important; color: #f3d490 !important; }
html[data-theme="dark"] #student-dashboard .checklist-notice--complete { background: #13342d !important; border-color: #347261 !important; color: #a0dcc4 !important; }
/* The alternate instructor workspace is injected next to the shared header. */
.student-portal-page #instructor-dashboard { padding-top: calc(var(--portal-header-height) + 28px); }
.student-portal-page #instructor-dashboard .dashboard-grid > * { min-width: 0; }
html[data-theme="dark"] .student-portal-page > .portal-main { background: transparent !important; }
@media (max-width: 767px) {
    .student-portal-page #instructor-dashboard .dashboard-grid { grid-template-columns: minmax(0, 1fr) !important; }
}
#student-dashboard #confirm-booking-btn:is(:disabled, .is-inactive) { background: var(--theme-surface-muted); color: var(--theme-text-muted); border: 1px solid var(--theme-border); }
#student-dashboard .slot-card[role="button"]:focus-visible { outline: 3px solid var(--theme-focus); outline-offset: 3px; }
#student-dashboard .student-slot-status { color: #187142 !important; }
html[data-theme="dark"] #student-dashboard .student-slot-status { color: #7dd3a4 !important; }