/* dash-lessons: lessons list, lesson detail and the schedule/edit form */

/* ---------------------------------------------------------------- list page */

.ls-panel { display: grid; gap: 14px; }
.ls-filters .ls-viewtoggle { margin-inline-start: auto; }
.ls-viewtoggle { display: inline-flex; gap: 2px; padding: 3px; border-radius: 11px; background: var(--inset); border: 1px solid var(--border); }
.ls-vbtn { display: inline-flex; align-items: center; gap: 6px; min-height: 36px; padding: 0 12px; border: 0; border-radius: 8px; background: none; color: var(--text-2); font: inherit; font-size: 13.5px; font-weight: 700; cursor: pointer; }
.ls-vbtn[aria-pressed='true'] { background: var(--surface-3); color: var(--text); box-shadow: inset 0 -2px 0 var(--d-accent); }

.ls-day { margin: 6px 0 2px; padding-bottom: 4px; font-size: 13.5px; font-weight: 800; color: var(--text-2); border-bottom: 1px solid var(--border); }
.ls-day:first-child { margin-top: 0; }
.ls-list { margin-bottom: 6px; }
.ls-row { gap: 10px; min-height: 60px; }
.ls-time { font-size: 16px; min-width: 72px; }
.ls-row .d-row-main b { font-size: 15px; }
.ls-code { font-size: 12px; color: var(--text-3); letter-spacing: 0.02em; }
.ls-row-actions { display: inline-flex; align-items: center; gap: 4px; flex-shrink: 0; }
.ls-row-actions .icon-btn { width: 40px; height: 40px; }
.ls-row-actions .btn-sm { height: 38px; }
.ls-row.is-muted-soft .d-row-main b, .ls-row.is-muted-soft .ls-time { color: var(--text-2); }
.ls-row .d-row-meta { flex-shrink: 0; }
.ls-room-icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--d-tint); color: var(--d-accent); flex-shrink: 0; }
.ls-rooms-note { margin: 0; }
.ls-more { display: flex; justify-content: center; }
.ls-more:empty { display: none; }

/* week view */
.ls-weeknav { display: flex; align-items: center; justify-content: center; gap: 10px; }
.ls-weeknav .icon-btn { width: 40px; height: 40px; }
.ls-weeknav .icon-btn:disabled { opacity: 0.35; }
.ls-week { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 8px; }
.ls-wday { min-width: 0; display: grid; align-content: start; gap: 6px; padding: 8px; border-radius: 12px; border: 1px solid var(--border); background: var(--inset); min-height: 140px; }
.ls-wday header { display: grid; text-align: center; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.ls-wday header b { font-size: 13.5px; }
.ls-wday header span { font-size: 12px; color: var(--text-2); }
.ls-wday.is-today { border-color: var(--d-accent); box-shadow: inset 0 0 0 1px var(--d-accent); }
.ls-wday.is-today header b::after { content: ' · اليوم'; color: var(--d-accent); }
.ls-wday.is-past { opacity: 0.6; }
.ls-wday ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.ls-wlesson { display: grid; gap: 2px; padding: 7px 8px; border-radius: 9px; background: var(--d-card); border: 1px solid var(--border); border-inline-start: 3px solid var(--d-accent); color: var(--text); font-size: 13px; min-height: 40px; }
.ls-wlesson:hover { border-color: var(--border-strong); color: var(--text); }
.ls-wlesson .mono { font-weight: 800; color: var(--d-accent); font-size: 12.5px; }
.ls-wlesson b { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ls-wlesson .st { justify-self: start; height: 20px; font-size: 11px; padding: 0 6px; }
.ls-wlesson.is-live, .ls-wlesson.is-due { border-inline-start-color: #f59e0b; }
.ls-wempty { text-align: center; color: var(--text-3); font-size: 13px; margin: 6px 0; }
.ls-week-note { text-align: center; margin: 0; }

@media (max-width: 899px) {
  .ls-week { grid-template-columns: 1fr; }
  .ls-wday { min-height: 0; }
  .ls-wday header { display: flex; justify-content: space-between; text-align: start; }
  .ls-filters .d-search { flex-basis: 100%; }
  .ls-filters .select { flex: 1; min-width: 0; }
  .ls-filters .ls-viewtoggle { margin-inline-start: 0; width: 100%; }
  .ls-filters .ls-vbtn { flex: 1; justify-content: center; }
  .ls-page .d-head-actions { width: 100%; }
  .ls-page .d-head-actions .btn { flex: 1; }
  /* rows: time + title on the first line, badge and actions below */
  .ls-row { row-gap: 8px; }
  .ls-row .d-row-main { flex-basis: calc(100% - 92px); }
  .ls-row-actions { margin-inline-start: auto; }
  .ls-room-icon + .d-row-main { flex-basis: calc(100% - 60px); }
}

/* ---------------------------------------------------------------- detail page */

.ls-head-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 6px; color: var(--text-2); font-weight: 700; }
.ls-detail .d-head h2 { overflow-wrap: anywhere; }
.ls-actions { margin-top: 0; }
.ls-danger { color: #fda4af; }
:root[data-theme='light'] .ls-danger { color: #be123c; }
.ls-banner { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 12px; background: var(--ov-2); border: 1px solid var(--border); color: var(--text-2); margin: 0; }
.ls-dl dd { line-height: 1.7; }
.ls-desc { white-space: pre-wrap; }
.ls-settings { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.ls-settings li { display: flex; align-items: center; gap: 8px; padding: 7px 4px; border-bottom: 1px solid var(--border); font-size: 14px; }
.ls-settings li:last-child { border-bottom: 0; }
.ls-settings li span { flex: 1; }
.ls-settings li small { color: var(--text-2); font-size: 12.5px; font-weight: 700; }
.ls-settings li.on .icon { color: var(--d-accent); }
.ls-settings li.off .icon { color: var(--text-3); }
.ls-settings li.off span { color: var(--text-2); }
@media (max-width: 899px) {
  .ls-actions .btn { flex: 1 1 auto; }
  .ls-dl { grid-template-columns: 1fr; gap: 2px; }
  .ls-dl dd { margin-bottom: 8px; }
}

/* ---------------------------------------------------------------- form */

.lf-form { display: grid; gap: 16px; }
.lf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.lf-grid > .field[hidden] + .field, .lf-grid > .field:only-child { grid-column: 1 / -1; }
@media (max-width: 560px) { .lf-grid { grid-template-columns: 1fr; } }
.lf-form .input[type='date'], .lf-form .input[type='time'], .lf-form .input[type='number'] { text-align: right; }
.lf-form .input[type='date']::-webkit-calendar-picker-indicator, .lf-form .input[type='time']::-webkit-calendar-picker-indicator { filter: invert(1); opacity: 0.6; }
:root[data-theme='light'] .lf-form .input::-webkit-calendar-picker-indicator { filter: none; }
.lf-form .select:disabled { opacity: 0.65; }
.lf-label { font-size: 13.5px; font-weight: 700; color: var(--text-2); }
.lf-warn, .lf-note { display: flex; align-items: center; gap: 8px; margin: 0; font-size: 13.5px; font-weight: 700; }
.lf-warn { color: var(--warning); }
:root[data-theme='light'] .lf-warn { color: #92400e; }
.lf-note { color: var(--text-2); font-weight: 400; padding: 10px 12px; border-radius: 12px; background: var(--inset); border: 1px solid var(--border); }
.lf-note .icon { flex-shrink: 0; }

.lf-scope { border: 1px solid var(--border); border-radius: 14px; padding: 10px 14px 12px; margin: 0; display: flex; flex-wrap: wrap; gap: 4px 20px; }
.lf-scope legend { padding: 0 6px; font-size: 13.5px; font-weight: 700; color: var(--text-2); }
.lf-radio { min-height: 40px; }
.lf-radio input { width: 18px; height: 18px; accent-color: var(--violet); }

.lf-repeat { display: grid; gap: 14px; padding: 12px 14px; border-radius: 14px; background: var(--inset); border: 1px solid var(--border); }
.lf-repeat-switch { align-items: flex-start; }
.lf-repeat-switch b { display: block; font-size: 14px; }
.lf-repeat-switch small { display: block; color: var(--text-3); font-size: 12.5px; }
.lf-repeat-body { display: grid; gap: 14px; }
.lf-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.lf-chip { min-height: 40px; min-width: 64px; padding: 0 12px; border-radius: 99px; border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text-2); font: inherit; font-size: 13.5px; font-weight: 700; cursor: pointer; }
.lf-chip:hover { color: var(--text); }
.lf-chip[aria-pressed='true'] { background: var(--d-tint); border-color: var(--d-accent); color: var(--d-accent); }
.lf-chip[aria-pressed='true']::before { content: '✓ '; }
.lf-endmodes { display: flex; flex-wrap: wrap; gap: 4px 20px; }

.lf-adv { border: 1px solid var(--border); border-radius: 14px; padding: 0 14px; }
.lf-adv summary { display: flex; align-items: center; gap: 8px; min-height: 46px; cursor: pointer; font-weight: 700; color: var(--text-2); list-style: none; }
.lf-adv summary::-webkit-details-marker { display: none; }
.lf-adv summary::after { content: '▾'; margin-inline-start: auto; transition: transform 0.2s; }
.lf-adv[open] summary::after { transform: rotate(180deg); }
.lf-adv[open] { padding-bottom: 14px; }
.lf-adv > p { margin: 0 0 8px; font-size: 13px; }

.lf-overlap { display: grid; gap: 8px; padding: 12px 14px; border-radius: 14px; border: 1px solid rgb(251 191 36 / 0.4); background: var(--warning-bg); }
.lf-overlap p { display: flex; align-items: center; gap: 8px; margin: 0; color: var(--warning); }
:root[data-theme='light'] .lf-overlap p { color: #92400e; }
.lf-overlap ul { margin: 0; padding-inline-start: 22px; display: grid; gap: 4px; font-size: 14px; }
.lf-overlap .d-actions { margin-top: 4px; }

.lf-done { display: grid; justify-items: center; text-align: center; gap: 6px; padding: 10px 0; }
.lf-done h3 { font-size: 19px; font-weight: 900; }
.lf-done p { margin: 0; color: var(--text-2); }
.lf-done .lf-done-title { color: var(--text); font-size: 16px; font-weight: 700; }
.lf-done-icon { width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center; background: var(--d-tint); color: var(--d-accent); margin-bottom: 4px; }
.lf-done-actions { justify-content: center; }
@media (max-width: 560px) { .lf-done-actions .btn { width: 100%; } }

/* visible keyboard focus on the custom controls */
.lf-chip:focus-visible, .ls-vbtn:focus-visible, .lf-adv summary:focus-visible, .ls-wlesson:focus-visible { outline: 2px solid var(--d-accent); outline-offset: 2px; }