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0,#facc1533,#0000 42%),linear-gradient(135deg,#10201a,#12623b)}.lesson-step-main b{color:#10201a;background:#facc15}.lesson-step-main small{color:#e9fff2e0}.lesson-step-soft{background:#e8f8ef}@media (width<=850px){.lesson-route{border-radius:22px;padding:18px}.lesson-route-grid{grid-template-columns:1fr}}.room-card-definitions{color:#10201a;background:radial-gradient(circle at 0 0,#facc152e,#0000 38%),#fff8e6}.room-card-definitions .room-card-icon{background:#fde68a}.remember-box,.answer-box.remember-box{background:radial-gradient(circle at 0 0,#facc1542,#0000 42%),#fff8e6;border:0;border-radius:22px;margin-top:14px;padding:0;overflow:hidden;box-shadow:0 12px 32px #7c4a031f}.remember-box summary,.answer-box.remember-box summary{cursor:pointer;color:#3b2602;letter-spacing:.01em;background:linear-gradient(135deg,#facc15,#fde68a);align-items:center;gap:10px;padding:15px 17px;font-size:20px;font-weight:1000;display:flex}.remember-box summary:before,.answer-box.remember-box 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span{color:#12623b;background:#dff5e8;border-radius:999px;margin-bottom:10px;padding:8px 12px;font-weight:1000;display:inline-block}.self-study-head h2{margin:0 0 8px;font-size:clamp(30px,4.5vw,48px);line-height:1.02}.self-study-head p{color:#43564d;max-width:940px;margin:0;font-size:17px;font-weight:750;line-height:1.55}.self-study-zones{grid-template-columns:1.2fr 1fr 1fr;gap:14px;display:grid}.self-study-zone{background:#ffffffeb;border:1px solid #dbe8df;border-radius:26px;align-content:start;gap:14px;padding:18px;display:grid;box-shadow:0 10px 28px #10201a0f}.self-study-zone-learn{background:radial-gradient(circle at 0 0,#12623b24,#0000 38%),#fff}.self-study-zone-check{background:radial-gradient(circle at 0 0,#facc152e,#0000 38%),#fffef8}.self-study-zone-fix{background:radial-gradient(circle at 0 0,#3b82f61f,#0000 38%),#fff}.zone-title{grid-template-columns:auto 1fr;align-items:center;gap:12px;display:grid}.zone-title b{color:#facc15;background:#10201a;border-radius:18px;place-items:center;width:50px;height:50px;font-size:24px;font-weight:1000;display:grid;box-shadow:0 10px 24px #10201a29}.zone-title h3{margin:0 0 4px;font-size:24px;line-height:1.08}.zone-title p{color:#61746a;margin:0;font-weight:750;line-height:1.35}.zone-actions{gap:10px;display:grid}.study-action{text-align:left;color:#10201a;width:100%;font:inherit;cursor:pointer;background:#fbfffc;border:1px solid #dbe8df;border-radius:20px;gap:5px;padding:15px 16px;text-decoration:none;transition:transform .15s,box-shadow .15s,border-color .15s;display:grid;box-shadow:0 8px 22px #10201a0d}.study-action:hover{border-color:#12623b;transform:translateY(-2px);box-shadow:0 12px 32px #10201a1a}.study-action strong{font-size:19px;line-height:1.1}.study-action small{color:#61746a;font-weight:750;line-height:1.35}.study-action.primary{color:#e9fff2;background:radial-gradient(circle at 0 0,#facc153d,#0000 42%),#10201a;border-color:#e9fff238}.study-action.primary small{color:#e9fff2d6}@media (width<=1100px){.self-study-zones{grid-template-columns:1fr}}@media (width<=850px){.self-study-route{border-radius:24px;padding:18px}.self-study-zone{border-radius:22px;padding:16px}.zone-title{align-items:start}}

/* 22H2_SMOOTH_SCROLL_ONLY: smooth scrolling only */
html {
  scroll-behavior: smooth;
}

body {
  overscroll-behavior-y: contain;
  -webkit-overflow-scrolling: touch;
}

main,
.bio-app,
.bio-page,
.bio-shell,
.bio-screen,
.bio-content {
  scroll-behavior: smooth;
}
/* END_22H2_SMOOTH_SCROLL_ONLY */