.foundation-practice-page{width:min(100%, var(--ok-content-max));margin:0 auto;padding-bottom:48px}.foundation-practice-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.foundation-practice-levels{grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin:0 0 18px;display:grid}.foundation-practice-level-card{border:1px solid var(--line);background:var(--card);min-height:82px;box-shadow:var(--sh-xs);border-radius:14px;flex-direction:column;gap:5px;padding:16px;display:flex}.foundation-practice-level-card strong{color:var(--ink);font-family:var(--font-display);font-size:22px;font-weight:900;line-height:1}.foundation-practice-level-card span{color:var(--ink-soft);font-size:12px;font-weight:800;line-height:1.4}.foundation-practice-card{border:1px solid var(--line);background:var(--card);min-height:220px;color:var(--ink);box-shadow:var(--sh-xs);transition:transform var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard), box-shadow var(--dur-fast) var(--ease-standard);border-radius:18px;flex-direction:column;gap:12px;padding:24px;text-decoration:none;display:flex}.foundation-practice-card:hover{border-color:var(--color-brand);box-shadow:var(--sh-sm);transform:translateY(-2px)}.foundation-practice-card-kicker{border-radius:var(--r-full);background:var(--color-brand-soft);width:fit-content;min-height:24px;color:var(--color-brand-deep);align-items:center;padding:0 10px;font-size:12px;font-weight:900;display:inline-flex}.foundation-practice-card h2{color:var(--ink);font-family:var(--font-display);letter-spacing:0;margin:0;font-size:28px;font-weight:900}.foundation-practice-card p{color:var(--ink-soft);margin:0;font-size:14px;font-weight:700;line-height:1.7}.foundation-practice-card-meta{color:var(--ink-soft);align-items:baseline;gap:8px;margin-top:auto;display:inline-flex}.foundation-practice-card-meta b{color:var(--color-brand-deep);font-family:var(--font-display);font-size:34px;line-height:1}.foundation-practice-progress-note{color:var(--ink-soft);margin:0 0 18px;font-size:13px;font-weight:800;line-height:1.6}.foundation-practice-loading,.foundation-practice-error{border:1px solid var(--line);background:var(--card);box-shadow:var(--sh-xs);border-radius:18px;flex-direction:column;gap:14px;padding:20px;display:flex}.foundation-practice-error{color:var(--ink)}.foundation-practice-error b{font-size:16px}.foundation-practice-error span{color:var(--ink-soft);font-size:13px;font-weight:700}.foundation-practice-submit-error{width:min(100%,920px);color:var(--color-danger,#c64d42);text-align:center;margin:12px auto 0;font-size:13px;font-weight:800}.foundation-practice-controls{border:1px solid var(--line);background:var(--card);width:100%;max-width:920px;box-shadow:var(--sh-xs);border-radius:18px;flex-direction:column;gap:14px;margin:0 auto 22px;padding:18px;display:flex}.foundation-practice-controls-toggle{display:none}.foundation-practice-controls-body{display:contents}.foundation-practice-control-group{grid-template-columns:76px minmax(0,1fr);align-items:start;gap:12px;display:grid}.foundation-practice-control-group>span{color:var(--ink-mute);letter-spacing:.06em;padding-top:8px;font-size:12px;font-weight:900}.foundation-practice-control-group>div{flex-wrap:wrap;gap:8px;display:flex}.foundation-practice-chip{border:1px solid var(--line);border-radius:var(--r-full);background:var(--surface);min-height:36px;color:var(--ink-soft);font:inherit;cursor:pointer;transition:color var(--dur-fast) var(--ease-standard), background var(--dur-fast) var(--ease-standard), border-color var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);justify-content:center;align-items:center;padding:0 14px;font-size:13px;font-weight:900;line-height:1;display:inline-flex}.foundation-practice-chip:hover{border-color:var(--line-strong);color:var(--ink);transform:translateY(-1px)}.foundation-practice-chip.is-active{border-color:var(--color-brand);background:var(--color-brand-soft);color:var(--color-brand-deep)}.foundation-practice-control-summary{color:var(--ink-soft);margin:2px 0 0;font-size:13px;font-weight:800}.foundation-practice-rule-guide{color:var(--ink-soft);margin-left:88px;font-size:13px;line-height:1.6}.foundation-practice-rule-guide summary{cursor:pointer;width:fit-content;color:var(--color-brand-deep);font-weight:800}.foundation-practice-rule-guide p{margin:8px 0 0}.foundation-practice-complete{border:1px solid var(--line);background:var(--card);width:min(100%,640px);box-shadow:var(--sh-sm);text-align:center;border-radius:22px;margin:0 auto;padding:30px}.foundation-practice-complete h2{color:var(--ink);font-family:var(--font-display);letter-spacing:0;margin:12px 0 10px;font-size:30px;font-weight:900}.foundation-practice-complete p{color:var(--ink-soft);margin:0;font-size:15px;font-weight:800;line-height:1.7}.foundation-practice-complete-actions{justify-content:center;gap:12px;margin-top:22px;display:flex}.foundation-practice-sentence{color:var(--ink);font-family:var(--font-jp-sans);letter-spacing:0;font-size:clamp(28px,5vw,48px);font-weight:900;line-height:1.5}.foundation-practice-blank{min-width:96px;color:var(--color-brand-deep);border-bottom:4px solid var(--color-brand);justify-content:center;align-items:center;margin:0 6px;line-height:1;display:inline-flex}.foundation-practice-option-main{color:var(--ink);font-family:var(--font-jp-sans);font-size:24px;font-weight:900;line-height:1.2}@media (max-width:720px){.foundation-practice-rule-guide{margin-left:0}.foundation-practice-levels{grid-template-columns:repeat(2,minmax(0,1fr))}.foundation-practice-grid{grid-template-columns:1fr}.foundation-practice-card{min-height:188px;padding:20px}.foundation-practice-sentence{font-size:30px}.foundation-practice-blank{min-width:72px}.foundation-practice-controls{margin-bottom:0;padding:10px 12px}.foundation-practice-controls-toggle{width:100%;min-height:44px;color:var(--ink);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;padding:0;display:grid}.foundation-practice-controls-toggle span{font-size:13px;font-weight:900}.foundation-practice-controls-toggle b{min-width:0;color:var(--ink-soft);text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:750;overflow:hidden}.foundation-practice-controls-toggle i{color:var(--ink-mute);transition:transform var(--dur-fast) var(--ease-standard);font-size:18px;font-style:normal}.foundation-practice-controls.is-mobile-expanded .foundation-practice-controls-toggle i{transform:rotate(180deg)}.foundation-practice-controls-body{display:none}.foundation-practice-controls.is-mobile-expanded .foundation-practice-controls-body{flex-direction:column;gap:14px;padding-top:10px;display:flex}.foundation-practice-control-group{grid-template-columns:1fr;gap:8px}.foundation-practice-control-group>span{padding-top:0}.foundation-practice-chip{min-height:34px;padding:0 12px}.foundation-practice-complete{padding:24px 18px}.foundation-practice-complete-actions{flex-direction:column}.ok-practice-body.foundation-practice-session-verbs{gap:10px;margin-top:12px}.foundation-practice-session-verbs .ok-practice-prompt{padding:16px 14px}.foundation-practice-session-verbs .ok-practice-eyebrow{margin-bottom:6px}.foundation-practice-session-verbs .ok-practice-primary{font-size:clamp(34px,11vw,48px)}.foundation-practice-session-verbs .ok-practice-secondary{margin-top:7px;font-size:13px}.ok-practice-body .foundation-practice-verb-choices{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.foundation-practice-verb-choices .ok-practice-choice{gap:8px;min-height:58px;padding:10px 11px}.foundation-practice-verb-choices .ok-practice-choice-key{width:28px;height:28px}.foundation-practice-verb-choices .foundation-practice-option-main{overflow-wrap:anywhere;font-size:19px}}