/* =============================================================================
   sandbox.css — מעבדת אימון קלינית (v2 "Apple Glass")
   Tokens: css/v2/theme.css + css/v2/theme-bvm.css (loaded first).
   Glass recipe: same as pages/course-library-v2.html (.lms-hd).
   Layout is flex only: RTL + CSS grid with 1fr produced a blank page on mobile
   once before (see memory feedback_rtl_grid_1fr_blank_mobile).
   ============================================================================= */

:root {
    --sbx-gold: #B8941F;
    --sbx-gold-strong: #D4AF37;
    --sbx-gold-soft: rgba(212, 175, 55, .10);
    --sbx-gold-line: rgba(212, 175, 55, .35);
    --sbx-glass: rgba(255, 255, 255, .72);
    --sbx-glass-2: rgba(255, 255, 255, .55);
    --sbx-glass-line: rgba(0, 59, 70, .10);
    --sbx-glass-hi: rgba(255, 255, 255, .55);
    --sbx-shadow: 0 12px 32px rgba(0, 59, 70, .10), inset 0 1px 0 rgba(255, 255, 255, .7);
    --sbx-good: #2E7D5B;
    --sbx-good-soft: rgba(46, 125, 91, .10);
    --sbx-bad: #B5651D;
    --sbx-bad-soft: rgba(181, 101, 29, .10);
    --sbx-me: #003B46;
    --sbx-on-me: #FFFFFF;
    --sbx-atmos-a: rgba(47, 133, 146, .18);
    --sbx-atmos-b: rgba(212, 175, 55, .14);
}

[data-theme="dark"] {
    --sbx-gold: #E6C65A;
    --sbx-gold-strong: #F2C766;
    --sbx-gold-soft: rgba(230, 198, 90, .08);
    --sbx-gold-line: rgba(230, 198, 90, .30);
    --sbx-glass: linear-gradient(180deg, rgba(8, 32, 38, .72), rgba(6, 22, 28, .62));
    --sbx-glass-2: rgba(10, 40, 46, .55);
    --sbx-glass-line: rgba(255, 255, 255, .10);
    --sbx-glass-hi: rgba(255, 255, 255, .10);
    --sbx-shadow: 0 12px 32px rgba(0, 0, 0, .32), inset 0 1px 0 rgba(255, 255, 255, .08);
    --sbx-good: #5FD3A0;
    --sbx-good-soft: rgba(95, 211, 160, .10);
    --sbx-bad: #F0A35E;
    --sbx-bad-soft: rgba(240, 163, 94, .10);
    --sbx-me: linear-gradient(180deg, #F2C766, #E9B949);
    --sbx-on-me: #1A1205;
    --sbx-atmos-a: rgba(47, 133, 146, .28);
    --sbx-atmos-b: rgba(212, 175, 55, .12);
}

* { box-sizing: border-box; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
html, body { margin: 0; max-width: 100%; overflow-x: hidden; }

.sbx-body {
    min-height: 100vh;
    background: var(--t-bg);
    color: var(--t-text);
    font-family: var(--t-font-body);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

/* Atmosphere: two soft blobs behind everything, like the course library. */
.sbx-atmos { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.sbx-atmos span { position: absolute; border-radius: 50%; filter: blur(80px); }
.sbx-atmos span:first-child { width: 60vmax; height: 60vmax; top: -20vmax; inset-inline-start: -15vmax; background: var(--sbx-atmos-a); }
.sbx-atmos span:last-child { width: 50vmax; height: 50vmax; bottom: -20vmax; inset-inline-end: -15vmax; background: var(--sbx-atmos-b); }

/* ── glass surfaces ─────────────────────────────────────────────────────── */
.sbx-bar, .sbx-card, .sbx-scenario, .sbx-rail, .sbx-composer, .sbx-edge, .sbx-takeaway {
    position: relative;
    isolation: isolate;
    background: var(--sbx-glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--sbx-glass-line);
    box-shadow: var(--sbx-shadow);
}
.sbx-bar::before, .sbx-card::before, .sbx-scenario::before {
    content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: -1;
    background: linear-gradient(180deg, var(--sbx-glass-hi) 0%, transparent 50%);
}

/* ── top bar ────────────────────────────────────────────────────────────── */
.sbx-bar {
    position: sticky; top: 0; z-index: 20;
    display: flex; align-items: center; gap: .75rem;
    margin: .75rem 16px 0; padding: .6rem .8rem;
    border-radius: 18px;
}
.sbx-brand {
    flex: none; width: 40px; height: 40px; border-radius: 12px; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(155deg, rgba(212, 175, 55, .16), rgba(212, 175, 55, .06));
    border: 1px solid var(--sbx-gold-line);
}
.sbx-brand img { width: 100%; height: 100%; object-fit: cover; }
.sbx-bar-mid { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; }
.sbx-bar-eyebrow { font-size: .7rem; font-weight: 700; color: var(--sbx-gold); letter-spacing: .02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sbx-bar-title {
    margin: 0; font-family: var(--t-font-display); font-size: 1.05rem; font-weight: 700;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sbx-bar-end { flex: none; display: flex; align-items: center; gap: .4rem; }
.sbx-turns {
    display: inline-flex; align-items: center; padding: .3rem .7rem; border-radius: 999px;
    font-size: .78rem; font-weight: 700; white-space: nowrap;
    background: var(--sbx-gold-soft); border: 1px solid var(--sbx-gold-line); color: var(--sbx-gold);
}
.sbx-turns.low { background: var(--sbx-bad-soft); border-color: var(--sbx-bad); color: var(--sbx-bad); }
.sbx-turns[hidden] { display: none; }
.sbx-iconbtn {
    width: 38px; height: 38px; flex: none; border-radius: 12px; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line);
    color: var(--t-text); font-size: 1rem; font-family: inherit;
}
.sbx-iconbtn:hover { border-color: var(--sbx-gold-line); }
.sbx-iconbtn:disabled { opacity: .45; cursor: default; }
.sbx-iconbtn[hidden] { display: none; }

/* Always-visible way back to the lessons, except mid-session where ✕ takes
   its place (leaving mid-session must go through the abandon confirm). */
.sbx-backlink {
    height: 38px; padding: 0 12px; flex: none; border-radius: 12px;
    display: inline-flex; align-items: center; white-space: nowrap;
    background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line);
    color: var(--t-text); font-size: .9rem; font-weight: 600; text-decoration: none;
}
.sbx-backlink:hover { border-color: var(--sbx-gold-line); }
.sbx-bar-end:has(#sbx-exit:not([hidden])) .sbx-backlink { display: none; }

/* ── layout ─────────────────────────────────────────────────────────────── */
.sbx-wrap {
    position: relative; z-index: 1;
    max-width: 760px; margin: 0 auto;
    padding: 1rem 16px 2.5rem;
}
.sbx-screen { display: none; }
.sbx-screen.active { display: block; animation: sbxIn var(--dur-3, .32s) var(--ease-decelerate, ease-out); }
@keyframes sbxIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.sbx-card { border-radius: var(--radius-card, 16px); padding: 1.35rem 1.25rem; }
.sbx-eyebrow { margin: 0 0 .35rem; font-size: .75rem; font-weight: 700; color: var(--sbx-gold); letter-spacing: .02em; }
.sbx-h1 { margin: 0 0 .5rem; font-family: var(--t-font-display); font-size: clamp(1.35rem, 4.5vw, 1.75rem); line-height: 1.25; font-weight: 700; }
.sbx-h2 { margin: 1.6rem 0 .7rem; font-family: var(--t-font-display); font-size: 1.15rem; font-weight: 700; }
.sbx-lead { margin: 0 0 1rem; color: var(--t-text-secondary); font-size: .95rem; }
.sbx-note { margin: .8rem 0 0; font-size: .8rem; color: var(--t-text-muted); line-height: 1.6; }
.sbx-empty { padding: 1.5rem; text-align: center; color: var(--t-text-secondary); }
.sbx-err {
    margin: .8rem 0; padding: .75rem .9rem; border-radius: 12px; font-size: .9rem;
    background: var(--sbx-bad-soft); border: 1px solid var(--sbx-bad); color: var(--t-text);
}

/* ── buttons ────────────────────────────────────────────────────────────── */
.sbx-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
    min-height: 48px; padding: .75rem 1.3rem; border-radius: 999px;
    font-family: inherit; font-size: .95rem; font-weight: 700; text-decoration: none;
    cursor: pointer; border: 1px solid transparent;
    transition: transform var(--dur-2, .2s) var(--ease-standard, ease);
}
.sbx-btn:hover { transform: translateY(-1px); }
.sbx-btn:disabled { opacity: .55; cursor: default; transform: none; }
.sbx-btn.full { width: 100%; margin-top: 1rem; }
.sbx-btn.gold {
    background: linear-gradient(180deg, #F2C766 0%, #E9B949 100%); color: #1A1205;
    box-shadow: 0 8px 20px rgba(212, 164, 55, .32), inset 0 1px 0 rgba(255, 255, 255, .45);
}
.sbx-btn.ghost { background: transparent; color: var(--t-text); border-color: var(--sbx-glass-line); }
.sbx-btn.ghost:hover { border-color: var(--sbx-gold-line); }
.sbx-btn.full + .sbx-btn.full { margin-top: .6rem; }

/* ── catalog ────────────────────────────────────────────────────────────── */
.sbx-hero { margin-bottom: 1.25rem; }
.sbx-list { display: flex; flex-direction: column; gap: .6rem; }
.sbx-modhead { margin: 1.2rem .2rem .2rem; font-size: .82rem; font-weight: 700; color: var(--t-text-secondary); }
.sbx-modhead:first-child { margin-top: 0; }
.sbx-scenario {
    display: flex; align-items: center; gap: .9rem; width: 100%;
    padding: .9rem 1rem; border-radius: 14px; cursor: pointer; text-align: start;
    font-family: inherit; color: var(--t-text);
}
.sbx-scenario:hover { border-color: var(--sbx-gold-line); }
.sbx-scenario-main { flex: 1 1 auto; min-width: 0; }
.sbx-scenario-t { margin: 0; font-weight: 700; font-size: .95rem; }
.sbx-scenario-s { margin: .15rem 0 0; font-size: .8rem; color: var(--t-text-secondary); }
.sbx-badge {
    flex: none; padding: .25rem .6rem; border-radius: 999px; font-size: .72rem; font-weight: 700;
    background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line); color: var(--t-text-secondary); white-space: nowrap;
}
.sbx-badge.done { background: linear-gradient(180deg, #F2C766, #E9B949); color: #1A1205; border-color: transparent; }

/* ── briefing / dossier ─────────────────────────────────────────────────── */
.sbx-dossier-head { display: flex; align-items: center; gap: .9rem; margin-bottom: .9rem; }
.sbx-avatar {
    flex: none; width: 56px; height: 56px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--t-font-display); font-size: 1.5rem; font-weight: 700; color: var(--sbx-gold);
    background: var(--sbx-gold-soft); border: 1px solid var(--sbx-gold-line);
}
.sbx-dossier-id { min-width: 0; }
.sbx-dossier-id .sbx-h1 { margin-bottom: .15rem; }
.sbx-dossier-who { margin: 0; font-size: .85rem; color: var(--t-text-secondary); }
.sbx-mission {
    margin: 0 0 1.1rem; padding: .85rem 1rem; border-radius: 12px;
    background: var(--sbx-gold-soft); border-inline-start: 3px solid var(--sbx-gold-strong);
}
.sbx-mission strong { display: block; margin-bottom: .25rem; font-size: .82rem; color: var(--sbx-gold); }
.sbx-mission p { margin: 0; font-size: .95rem; }
.sbx-cols { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; margin-bottom: .6rem; }
.sbx-col { flex: 1 1 240px; min-width: 0; }
.sbx-col[hidden] { display: none; }
.sbx-rules { margin: 0 0 .8rem; padding-inline-start: 1.1rem; font-size: .88rem; color: var(--t-text-secondary); }
.sbx-rules li { margin-bottom: .25rem; }
.sbx-measured { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .8rem; }
.sbx-chip {
    padding: .25rem .65rem; border-radius: 999px; font-size: .78rem;
    background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line); color: var(--t-text-secondary);
}
.sbx-modes { display: flex; gap: .6rem; flex-wrap: wrap; }
.sbx-mode {
    flex: 1 1 180px; display: flex; flex-direction: column; align-items: flex-start; gap: .15rem;
    padding: .75rem .9rem; border-radius: 14px; cursor: pointer; text-align: start;
    font-family: inherit; color: var(--t-text);
    background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line);
}
.sbx-mode.is-on { border-color: var(--sbx-gold-strong); background: var(--sbx-gold-soft); box-shadow: 0 0 0 3px rgba(212, 175, 55, .14); }
.sbx-mode-t { font-weight: 700; font-size: .95rem; }
.sbx-mode-s { font-size: .78rem; color: var(--t-text-secondary); }

/* ── session ────────────────────────────────────────────────────────────── */
.sbx-rail {
    display: flex; flex-wrap: wrap; gap: .6rem 1rem; align-items: center;
    padding: .8rem 1rem; border-radius: 14px; margin-bottom: .9rem;
}
.sbx-metric { flex: 1 1 140px; min-width: 0; }
.sbx-metric-top { display: flex; justify-content: space-between; gap: .5rem; font-size: .74rem; color: var(--t-text-secondary); margin-bottom: .25rem; }
.sbx-metric-val { font-weight: 700; color: var(--t-text); }
.sbx-track { height: 6px; border-radius: 999px; background: var(--sbx-glass-line); overflow: hidden; }
.sbx-fill { height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, #2F8592, #D4AF37); transition: width var(--dur-4, .5s) var(--ease-decelerate, ease-out); }
.sbx-metric[data-k="resistance"] .sbx-fill { background: linear-gradient(90deg, #D4AF37, #B5651D); }
.sbx-progress { flex: 1 1 100%; display: flex; align-items: center; gap: .35rem; font-size: .74rem; color: var(--t-text-secondary); }
.sbx-progress > span:first-child { margin-inline-end: .3rem; }
.sbx-pip { width: 10px; height: 10px; border-radius: 50%; background: var(--sbx-glass-line); border: 1px solid var(--sbx-gold-line); }
.sbx-pip.on { background: var(--sbx-gold-strong); }

.sbx-chat { display: flex; flex-direction: column; gap: .7rem; padding-bottom: 1rem; min-height: 40vh; }
.sbx-msg { display: flex; flex-direction: column; max-width: 86%; }
.sbx-msg.pt { align-self: flex-start; }
.sbx-msg.me { align-self: flex-end; align-items: flex-end; }
.sbx-msg.sys, .sbx-msg.hint { align-self: center; max-width: 94%; }
.sbx-who { font-size: .72rem; color: var(--t-text-muted); margin: 0 .5rem .2rem; }
.sbx-bubble {
    padding: .7rem .95rem; border-radius: 18px; font-size: .95rem; white-space: pre-wrap; word-break: break-word;
}
.sbx-msg.pt .sbx-bubble {
    background: var(--sbx-glass); backdrop-filter: blur(16px) saturate(180%); -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--sbx-glass-line); border-start-start-radius: 6px;
}
.sbx-msg.me .sbx-bubble { background: var(--sbx-me); color: var(--sbx-on-me); border-start-end-radius: 6px; }
.sbx-msg.sys .sbx-bubble { background: var(--sbx-bad-soft); border: 1px solid var(--sbx-bad); font-size: .88rem; }
.sbx-msg.hint .sbx-bubble { background: var(--sbx-gold-soft); border: 1px dashed var(--sbx-gold-line); font-size: .88rem; }

/* Training-mode coach note: under the patient's reply, never the raw move id. */
.sbx-coach {
    align-self: flex-start; max-width: 86%;
    display: flex; gap: .5rem; align-items: flex-start;
    padding: .5rem .8rem; border-radius: 12px; font-size: .84rem; line-height: 1.5;
    background: var(--sbx-gold-soft); border: 1px solid var(--sbx-gold-line);
    border-inline-start: 3px solid var(--sbx-gold-strong); color: var(--t-text);
}
.sbx-coach-ico { flex: none; font-weight: 700; color: var(--sbx-gold); }
.sbx-coach.good { background: var(--sbx-good-soft); border-color: var(--sbx-good); border-inline-start-color: var(--sbx-good); }
.sbx-coach.good .sbx-coach-ico { color: var(--sbx-good); }
.sbx-coach.bad { background: var(--sbx-bad-soft); border-color: var(--sbx-bad); border-inline-start-color: var(--sbx-bad); }
.sbx-coach.bad .sbx-coach-ico { color: var(--sbx-bad); }

.sbx-reveal {
    align-self: center; display: inline-flex; gap: .4rem; align-items: center;
    padding: .3rem .8rem; border-radius: 999px; font-size: .78rem; font-weight: 700;
    background: var(--sbx-gold-soft); border: 1px solid var(--sbx-gold-line); color: var(--sbx-gold);
}
.sbx-typing { display: inline-flex; gap: .3rem; padding: .8rem 1rem; border-radius: 18px; background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line); }
.sbx-typing span { width: 7px; height: 7px; border-radius: 50%; background: var(--t-text-muted); animation: sbxDot 1.2s infinite; }
.sbx-typing span:nth-child(2) { animation-delay: .15s; }
.sbx-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes sbxDot { 0%, 60%, 100% { opacity: .3; transform: none; } 30% { opacity: 1; transform: translateY(-3px); } }

.sbx-composer {
    position: sticky; bottom: 12px; z-index: 10;
    display: flex; align-items: flex-end; gap: .5rem;
    padding: .55rem; border-radius: 20px;
}
.sbx-hintbtn { width: 46px; height: 46px; border-radius: 14px; }
.sbx-inputwrap { flex: 1 1 auto; min-width: 0; position: relative; display: flex; }
.sbx-input {
    width: 100%; min-height: 46px; max-height: 140px; resize: none;
    padding: .7rem .9rem; border-radius: 14px;
    font-family: inherit; font-size: 16px; line-height: 1.45; color: var(--t-text);
    background: var(--t-bg-card); border: 1px solid var(--sbx-glass-line);
}
[data-theme="dark"] .sbx-input { background: rgba(4, 18, 22, .6); }
.sbx-input:focus { outline: none; border-color: var(--sbx-gold-strong); box-shadow: 0 0 0 3px rgba(212, 175, 55, .16); }
.sbx-count { position: absolute; bottom: .35rem; inset-inline-end: .7rem; font-size: .7rem; color: var(--t-text-muted); }
.sbx-count.over { color: var(--sbx-bad); font-weight: 700; }
.sbx-send {
    flex: none; width: 46px; height: 46px; border-radius: 14px; border: 0; cursor: pointer;
    font-size: 1.05rem; color: #1A1205;
    background: linear-gradient(180deg, #F2C766, #E9B949);
    transform: scaleX(-1); /* the arrow points "forward" in RTL */
}
.sbx-send:disabled { opacity: .4; cursor: default; }

/* ── debrief ────────────────────────────────────────────────────────────── */
.sbx-verdict { display: flex; align-items: center; gap: 1.1rem; flex-wrap: wrap; }
.sbx-verdict-copy { flex: 1 1 240px; min-width: 0; }
.sbx-verdict-copy .sbx-lead { margin-bottom: 0; }
.sbx-verdict.pass { border-color: var(--sbx-good); }
.sbx-verdict.fail { border-color: var(--sbx-gold-line); }
.sbx-ring { flex: none; width: 112px; height: 112px; position: relative; }
.sbx-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.sbx-ring-bg { stroke: var(--sbx-glass-line); }
.sbx-ring-fg { stroke: var(--sbx-gold-strong); transition: stroke-dashoffset 1s var(--ease-decelerate, ease-out); }
.sbx-verdict.pass .sbx-ring-fg { stroke: var(--sbx-good); }
.sbx-ring-num {
    position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
    font-family: var(--t-font-display); font-size: 1.9rem; font-weight: 700; line-height: 1;
}
.sbx-ring-num small { font-family: var(--t-font-body); font-size: .68rem; font-weight: 500; color: var(--t-text-muted); margin-top: .25rem; }

.sbx-bars { display: flex; flex-direction: column; gap: .65rem; margin-top: 1rem; }
.sbx-bar-row { display: flex; flex-direction: column; gap: .25rem; }
.sbx-bar-top { display: flex; justify-content: space-between; gap: .5rem; font-size: .84rem; }
.sbx-bar-top b { font-variant-numeric: tabular-nums; }
.sbx-stats { margin: .9rem 0 0; font-size: .8rem; color: var(--t-text-muted); }

.sbx-takeaway {
    margin-top: 1rem; padding: 1rem 1.1rem; border-radius: 14px;
    border-color: var(--sbx-gold-line); border-inline-start: 4px solid var(--sbx-gold-strong);
}
.sbx-takeaway strong { display: block; margin-bottom: .3rem; font-size: .8rem; color: var(--sbx-gold); }
.sbx-takeaway p { margin: 0; font-size: 1rem; font-weight: 600; }

.sbx-points { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: .5rem; }
.sbx-points li {
    padding: .65rem .9rem; border-radius: 12px; font-size: .9rem;
    background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line);
}
.sbx-points.good li { border-inline-start: 3px solid var(--sbx-good); }
.sbx-points.miss li { border-inline-start: 3px solid var(--sbx-bad); }

.sbx-edge { padding: 1rem 1.1rem; border-radius: 14px; margin-bottom: .7rem; }
.sbx-edge-turn { font-size: .74rem; font-weight: 700; color: var(--sbx-gold); margin-bottom: .35rem; }
.sbx-said { margin: 0 0 .35rem; font-size: .9rem; color: var(--t-text-secondary); text-decoration: line-through; text-decoration-color: var(--sbx-bad); }
.sbx-happened { margin: 0 0 .5rem; font-size: .88rem; }
.sbx-golden {
    padding: .6rem .8rem; border-radius: 10px; font-size: .95rem;
    background: var(--sbx-good-soft); border: 1px solid var(--sbx-good);
}
.sbx-golden strong { display: block; font-size: .74rem; color: var(--sbx-good); margin-bottom: .15rem; }
.sbx-why { margin: .45rem 0 0; font-size: .82rem; color: var(--t-text-muted); }

.sbx-actions { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.5rem; }
.sbx-actions .sbx-btn { flex: 1 1 200px; }

@media (max-width: 480px) {
    .sbx-bar { margin-inline: 10px; }
    .sbx-card { padding: 1.1rem 1rem; }
    .sbx-msg { max-width: 92%; }
    .sbx-ring { width: 96px; height: 96px; }
}
@media (prefers-reduced-motion: reduce) {
    .sbx-screen.active { animation: none; }
}

/* ── Virtual Ram ─────────────────────────────────────────────────────────── */
/* The mentor the learner already knows from the lessons opens the exercise and
   speaks every coaching line, so feedback reads as a person beside you. */
.sbx-ram-intro {
    display: flex; gap: .85rem; align-items: flex-start; margin-bottom: 1rem;
}
.sbx-ram-face {
    width: 56px; height: 56px; flex: none; border-radius: 50%; object-fit: cover;
    border: 2px solid var(--sbx-gold-strong); box-shadow: 0 4px 14px rgba(0, 0, 0, .25);
}
.sbx-ram-say {
    flex: 1; min-width: 0; position: relative;
    background: var(--sbx-gold-soft); border: 1px solid var(--sbx-gold-line);
    border-radius: 16px; border-start-start-radius: 6px; padding: .65rem .9rem;
}
.sbx-ram-say p { margin: .15rem 0 0; line-height: 1.6; font-size: .95rem; }
.sbx-ram-name { font-weight: 700; font-size: .8rem; color: var(--sbx-gold); }

.sbx-coach.sbx-ram { gap: .6rem; align-items: flex-start; padding: .55rem .8rem; }
.sbx-ram-mini {
    width: 32px; height: 32px; flex: none; border-radius: 50%; object-fit: cover;
    border: 1.5px solid var(--sbx-gold-line);
}
.sbx-ram-body { display: flex; flex-direction: column; gap: .1rem; min-width: 0; }
.sbx-coach.good .sbx-ram-name { color: var(--sbx-good); }
.sbx-coach.bad .sbx-ram-name { color: var(--sbx-bad); }
.sbx-coach.tip { border-style: dashed; }

/* ── Three steps ─────────────────────────────────────────────────────────── */
.sbx-steps {
    list-style: none; counter-reset: step; margin: .4rem 0 1rem; padding: 0;
    display: flex; flex-direction: column; gap: .55rem;
}
.sbx-steps li {
    counter-increment: step; display: flex; gap: .65rem; align-items: flex-start;
    line-height: 1.6; font-size: .97rem;
}
.sbx-steps li::before {
    content: counter(step); flex: none; width: 26px; height: 26px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: .85rem;
    background: var(--sbx-gold-strong); color: #0b2a30;
}
.sbx-steps b { color: var(--t-text); }
.sbx-avoid {
    margin: 0 0 1rem; font-size: .88rem; line-height: 1.6;
    color: var(--t-text-secondary);
}
.sbx-avoid b { color: var(--sbx-gold); }

/* "Ask Ram" button in the composer */
.sbx-askram, .sbx-hintbtn.sbx-askram {
    width: auto;
    height: 44px; padding: 0 .7rem; flex: none; border-radius: 12px; cursor: pointer;
    display: inline-flex; align-items: center; gap: .35rem;
    background: var(--sbx-gold-soft); border: 1px solid var(--sbx-gold-line);
    color: var(--t-text); font-family: inherit; font-weight: 700; font-size: .85rem;
}
.sbx-askram img { width: 24px; height: 24px; border-radius: 50%; object-fit: cover; }
.sbx-askram:disabled { opacity: .45; cursor: default; }

/* What the lesson taught, shown before the task (Hillel, 19.10.2026). */
.sbx-learned {
    margin: 0 0 1rem; padding: .7rem .9rem; border-radius: 12px;
    background: var(--sbx-glass-2); border: 1px solid var(--sbx-glass-line);
    border-inline-start: 3px solid var(--sbx-gold-strong);
}
.sbx-learned b { display: block; font-size: .8rem; color: var(--sbx-gold); margin-bottom: .2rem; }
.sbx-learned p { margin: 0; line-height: 1.6; font-size: .93rem; }