/* Tokens from the platform design standard (KB DESIGN-STANDARD.md), default ink/accent.
   Direction-aware: logical properties only (margin-inline, padding-inline, text-align: start). */
:root {
  --paper: #f6f3ec; --card: #fffdf9; --line: rgba(23, 50, 60, .12);
  --ink: #1B3A4B; --accent: #10BFAA; --muted: rgba(27, 58, 75, .68);
  --student: #e9f6f3; --warn: #fbf1dc;
  --radius: 24px; --shadow: 0 28px 80px rgba(23, 50, 60, .14);
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --text: "Manrope", system-ui, -apple-system, "Segoe UI", Arial, "Noto Sans Hebrew", "Arial Hebrew", sans-serif;
  --chat: "Manrope", system-ui, -apple-system, "Segoe UI", Arial, "Noto Sans Hebrew", "Arial Hebrew", sans-serif;
}
/* Hebrew: Rubik for headings, Assistant for text. Chat keeps --chat. */
[dir="rtl"] {
  --display: "Rubik", "Fraunces", system-ui, sans-serif;
  --text: "Assistant", "Manrope", system-ui, -apple-system, "Segoe UI", Arial, "Arial Hebrew", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; font: 400 16.5px/1.6 var(--text); background: var(--paper); color: var(--ink); }
h1, h2 { font-family: var(--display); font-weight: 500; letter-spacing: -0.035em; line-height: 1.1; margin-block: 0 .75rem; }
h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); } h2 { font-size: 1.35rem; }
[dir="rtl"] h1, [dir="rtl"] h2 { font-weight: 600; letter-spacing: 0; line-height: 1.2; }
[dir="rtl"] .eyebrow { letter-spacing: .02em; }
[dir="rtl"] body { font-size: 17px; }
.eyebrow { font-size: 12.5px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); margin: 0 0 .4rem; }
.top { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem .75rem; padding-block: .9rem; padding-inline: 1.25rem; }
.nav { display: flex; flex-wrap: wrap; gap: .25rem 1rem; margin-inline-start: 1rem; font-weight: 600; }
.nav a { text-decoration: none; }
.nav a:hover { text-decoration: underline; }
.top-end { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem .9rem; margin-inline-start: auto; font-size: .92rem; }
.inline-form { display: inline; margin: 0; }
button.link { min-height: 0; padding: 0; background: none; color: var(--ink); text-decoration: underline; text-underline-offset: 3px; font-weight: 600; }
button.small, a.button.small { min-height: 38px; padding-inline: 1rem; font-size: .9rem; }
a.button { display: inline-flex; align-items: center; min-height: 46px; padding-inline: 1.3rem; border-radius: 999px; background: var(--accent); color: #fff; font-weight: 800; text-decoration: none; }
a.button.secondary { background: var(--card); color: var(--ink); border: 1px solid var(--line); }
.actions-row { display: flex; flex-wrap: wrap; gap: .6rem; margin: 0; }
ul.plain { list-style: none; padding: 0; margin: 0; display: grid; gap: .7rem; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: .9rem; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 1rem 1.1rem; display: grid; gap: .2rem; }
.kpi span { font-family: var(--display); font-size: 1.8rem; line-height: 1.1; }
[dir="rtl"] .kpi span { font-weight: 600; }
.bar { height: 6px; background: var(--line); border-radius: 999px; margin-block-start: .3rem; min-width: 6rem; overflow: hidden; }
.bar span { display: block; height: 100%; background: var(--accent); }
.filters, .comment-form { display: flex; flex-wrap: wrap; align-items: end; gap: .75rem; }
.filters label, .comment-form label { min-width: 9rem; }
.filters .grow, .comment-form .grow { flex: 1 1 18rem; }
.filters label.inline, .comment-form label.inline { min-width: 0; align-self: center; }
.table-wrap { overflow-x: auto; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.comment { background: var(--warn); border-radius: 12px; padding: .45rem .7rem; margin: .4rem 0 0; }
.google { display: grid; gap: .6rem; justify-items: center; min-height: 44px; }
.divider { display: flex; align-items: center; gap: .8rem; color: var(--muted); font-size: .9rem; margin: .4rem 0; }
.divider::before, .divider::after { content: ""; flex: 1; border-top: 1px solid var(--line); }
code.link-text { font-size: .85rem; word-break: break-all; }
table input, table select { padding: .35rem .5rem; border-radius: 10px; }
tr.muted td { color: var(--muted); }
.brand { font-family: var(--display); font-size: 1.15rem; color: var(--ink); text-decoration: none; }
[dir="rtl"] .brand { font-weight: 600; }
.badge { font-size: 12px; font-weight: 800; padding-inline: .65rem; border: 1px solid var(--accent); color: var(--accent); border-radius: 999px; }
main { padding: 1rem 1.25rem 2.5rem; }
a { color: var(--ink); text-underline-offset: 3px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.25rem, 4vw, 2.25rem); margin-inline: auto; box-shadow: var(--shadow); }
.narrow { max-width: 36rem; } .wide { max-width: 92rem; margin-inline: auto; }
.stack { display: grid; gap: 1.1rem; }
.wide.stack > .card { margin-inline: 0; }
label { display: grid; gap: .35rem; font-weight: 600; }
label.inline { display: inline-flex; align-items: center; gap: .35rem; margin-inline-end: 1rem; font-weight: 400; }
input, select, textarea, button { font: inherit; color: inherit; }
input, select, textarea { padding: .7rem .85rem; border: 1px solid var(--line); border-radius: 14px; width: 100%; background: #fff; }
input[type="radio"], input[type="checkbox"] { width: auto; padding: 0; flex: none; }
fieldset { border: 1px solid var(--line); border-radius: 16px; padding: .75rem 1rem; }
fieldset small { display: block; margin-block-start: .4rem; }
button { min-height: 54px; padding-inline: 1.6rem; border: 0; border-radius: 999px; background: var(--accent); color: #fff; font-weight: 800; cursor: pointer; }
button.secondary { background: var(--card); color: var(--ink); border: 1px solid var(--line); }
button:disabled { opacity: .6; cursor: wait; }
.notice { background: var(--warn); padding: .7rem .95rem; border-radius: 14px; font-size: .95rem; }
.muted, small { color: var(--muted); }
.staff-flag { color: #8a4b00; font-weight: 800; }
.langs a { margin-inline-end: .9rem; }
.session { display: grid; grid-template-columns: minmax(15rem, 22rem) 1fr; gap: 1.5rem; max-width: 74rem; margin-inline: auto; }
.brief { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem; align-self: start; }
.chat { display: flex; flex-direction: column; gap: .8rem; min-width: 0; }
.log { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .7rem; min-height: 40vh; }
.msg { max-width: 82%; padding: .7rem .95rem; border-radius: 20px; border: 1px solid var(--line); background: var(--card); }
.msg p { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.msg .who { display: block; font-size: 12.5px; font-weight: 800; color: var(--muted); }
.msg.student { align-self: flex-end; background: var(--student); }
.msg.patient { align-self: flex-start; }
.composer textarea { resize: vertical; border-radius: 18px; }
.log, .composer textarea { font-family: var(--chat); font-size: 16.5px; }   /* chat keeps its font in every language */
.actions { display: flex; gap: .6rem; margin-block-start: .6rem; justify-content: flex-end; flex-wrap: wrap; }
.pause, .ended { background: var(--card); border: 1px solid var(--accent); border-radius: var(--radius); padding: 1.25rem; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; margin-block-end: 1.5rem; }
th, td { border: 1px solid var(--line); padding: .4rem .55rem; text-align: start; vertical-align: top; }
tr.student td { background: #f3faf8; }
@media (max-width: 800px) {
  .session { grid-template-columns: 1fr; }
  .msg { max-width: 92%; }
  .composer { position: sticky; inset-block-end: 0; background: var(--paper); padding-block: .5rem; }
  .actions button { flex: 1; }
  .two-col { grid-template-columns: 1fr; }
  .nav { margin-inline-start: 0; width: 100%; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }

/* practice page: saved preferences, assignments with their own start buttons */
.prefs { display: flex; flex-wrap: wrap; align-items: end; gap: .6rem 1rem; padding: .75rem 1rem; border: 1px solid var(--line); border-radius: 16px; }
.prefs label { flex: 1 1 10rem; }
.prefs small { flex-basis: 100%; }
li.assignment { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-block: .5rem; border-block-end: 1px solid var(--line); }
/* project availability */
.avail-group { display: grid; gap: .2rem; margin-block: .5rem; padding-inline-start: 1.2rem; }
.avail-group label.inline { margin: 0; }
.avail-group label.inline { justify-content: flex-start; }

/* end-of-session feedback */
.report { display: grid; gap: .6rem; margin-block-start: 1rem; text-align: start; }
.report .basic { padding: .8rem 1rem; border-radius: 16px; background: var(--panel, #fff); border: 1px solid var(--line); }
.report details.extended { border: 1px solid var(--line); border-radius: 16px; padding: .6rem 1rem; }
.report details.extended summary { cursor: pointer; font-weight: 700; }
.report section { margin-block: .8rem; }
.report h3 { margin: 0 0 .3rem; font-size: 1rem; }
.report blockquote { margin: .2rem 0; padding: .4rem .7rem; border-inline-start: 3px solid var(--line); background: #fff; border-radius: 8px; }
.report blockquote.rewrite { border-inline-start-color: var(--accent, #0fbfaa); }
.report ol.points, .report ul.points { display: grid; gap: .8rem; padding-inline-start: 1.2rem; }
.verdict { font-size: .8rem; font-weight: 600; padding: .1rem .5rem; border-radius: 999px; background: var(--warn); margin-inline-start: .4rem; }
.verdict.followed { background: #d9f5ef; }
.verdict.not_followed { background: #fde2e2; }

/* briefing before the first message */
.briefing { display: grid; gap: .5rem; padding: 1.2rem 1.4rem; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.briefing h2 { font-size: 1.05rem; margin: .6rem 0 0; }
.briefing .goal { font-size: 1.05rem; line-height: 1.6; }
.briefing ul.skills { display: grid; gap: .6rem; }
.briefing ul.skills li { display: grid; gap: .15rem; padding: .6rem .8rem; border-radius: 12px; background: var(--bg, #f6f4ef); }
.briefing ul.skills q { color: var(--muted); font-style: italic; }
.briefing ul.how { padding-inline-start: 1.2rem; display: grid; gap: .3rem; }
.briefing #begin { justify-self: start; margin-block-start: .6rem; }
.skills-side ul { display: grid; gap: .5rem; margin-block-start: .5rem; }
.skills-side summary { cursor: pointer; font-weight: 600; }

/* the hidden attribute always wins over display rules (.briefing, .pause, ...) */
[hidden] { display: none !important; }