:root{--bg: #eef2f5;--surface: #ffffff;--surface-2: #f6f9fa;--ink: #14202a;--ink-soft: #526470;--ink-faint: #8494a0;--brand: #0e6e63;--brand-deep: #0a554c;--brand-tint: #e3f0ee;--go: #23a866;--go-tint: #e2f5ea;--amber: #dc8a1f;--amber-tint: #fbeed5;--danger: #c05252;--danger-tint: #f6e3e3;--line: #dde5ea;--line-strong: #c8d3da;--shadow-sm: 0 1px 2px rgba(20, 32, 42, .06), 0 1px 3px rgba(20, 32, 42, .05);--shadow-md: 0 4px 16px rgba(20, 32, 42, .08);--radius: 14px;--radius-lg: 20px;--shell-max: 480px;--font-display: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;--font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font-body);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;line-height:1.6}button{font-family:inherit;cursor:pointer}.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}.shell{max-width:var(--shell-max);margin:0 auto;min-height:100%;background:var(--bg);display:flex;flex-direction:column;position:relative}@media (min-width: 520px){.shell{box-shadow:var(--shadow-md)}}.appbar{position:sticky;top:0;z-index:20;background:var(--brand);color:#fff;padding:calc(env(safe-area-inset-top) + 14px) 18px 14px;display:flex;align-items:center;justify-content:space-between}.appbar__brand{display:flex;align-items:center;gap:10px}.appbar__mark{width:26px;height:26px;flex:none}.appbar__title{font-family:var(--font-display);font-weight:700;font-size:17px;letter-spacing:.02em}.appbar__logout{background:#ffffff24;border:none;color:#fff;font-size:12.5px;padding:7px 12px;border-radius:999px}.appbar__logout:active{background:#ffffff47}.content{flex:1;padding:18px 16px 96px;animation:rise .28s ease both}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.tabbar{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:var(--shell-max);background:var(--surface);border-top:1px solid var(--line);display:grid;grid-auto-flow:column;grid-auto-columns:1fr;padding-bottom:env(safe-area-inset-bottom);z-index:30}.tab{border:none;background:none;padding:9px 4px 8px;color:var(--ink-faint);display:flex;flex-direction:column;align-items:center;gap:3px;font-size:10.5px;text-decoration:none}.tab svg{width:23px;height:23px}.tab--active{color:var(--brand)}.tab--active .tab__dot{opacity:1}.tab__dot{width:4px;height:4px;border-radius:999px;background:var(--brand);opacity:0;margin-top:-1px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.card+.card{margin-top:14px}.card__pad{padding:16px}.eyebrow{font-size:11.5px;font-weight:700;letter-spacing:.12em;color:var(--brand);text-transform:none;display:flex;align-items:center;gap:7px}.eyebrow:before{content:"";width:14px;height:2px;background:var(--amber);border-radius:2px}.section-title{font-family:var(--font-display);font-weight:700;font-size:15px;margin:0 0 12px;color:var(--ink)}.badge{display:inline-flex;align-items:center;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:999px;line-height:1.4}.badge--ok{background:var(--go-tint);color:#147a48}.badge--warn{background:var(--amber-tint);color:#9a5c07}.badge--muted{background:var(--surface-2);color:var(--ink-faint);border:1px solid var(--line)}.badge--void{background:var(--danger-tint);color:#8f3a3a}.empty{text-align:center;color:var(--ink-soft);padding:40px 20px}.empty__title{font-family:var(--font-display);font-weight:700;color:var(--ink);margin-bottom:6px}.hero{background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 100%);color:#fff;border-radius:var(--radius-lg);padding:20px 18px 22px;box-shadow:var(--shadow-md);overflow:hidden}.hero__name{font-family:var(--font-display);font-weight:900;font-size:22px;letter-spacing:.01em;margin:4px 0 2px}.hero__meta{font-size:12.5px;color:#ffffffd1}.hero__eyebrow{font-size:11.5px;font-weight:700;letter-spacing:.14em;color:var(--amber);display:flex;align-items:center;gap:7px}.hero__eyebrow:before{content:"";width:14px;height:2px;background:var(--amber);border-radius:2px}.track{margin-top:20px}.track__record{font-size:12px;color:#ffffffe6;margin-bottom:12px;display:flex;align-items:center;gap:8px}.track__record .num{font-weight:700}.track__line{position:relative;display:flex;justify-content:space-between;padding:0 6px}.track__rail{position:absolute;left:12px;right:12px;top:9px;height:3px;background:#fff3;border-radius:3px}.track__fill{position:absolute;left:12px;top:9px;height:3px;background:var(--amber);border-radius:3px;width:0;transition:width .7s cubic-bezier(.22,1,.36,1)}.milestone{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:8px;width:21px;text-align:center}.milestone__dot{width:21px;height:21px;border-radius:999px;background:var(--brand-deep);border:3px solid rgba(255,255,255,.35);display:flex;align-items:center;justify-content:center}.milestone--done .milestone__dot{background:var(--amber);border-color:#fff}.milestone--current .milestone__dot{background:#fff;border-color:var(--amber);box-shadow:0 0 0 4px #dc8a1f59}.milestone__dot svg{width:11px;height:11px;color:#fff}.milestone--current .milestone__dot svg{color:var(--amber)}.milestone__label{font-size:10px;color:#ffffffd9;white-space:nowrap;line-height:1.2}.milestone--current .milestone__label{color:#fff;font-weight:700}.stat-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.stat{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:12px 14px}.stat__k{font-size:11.5px;color:var(--ink-soft)}.stat__v{font-family:var(--font-display);font-weight:700;font-size:20px;margin-top:2px}.stat__v small{font-size:12px;font-weight:500;color:var(--ink-soft);margin-left:2px}.next-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.next-item:last-child{border-bottom:none}.next-item__date{flex:none;width:52px;text-align:center;background:var(--brand-tint);border-radius:10px;padding:6px 0}.next-item__d{font-family:var(--font-display);font-weight:700;font-size:18px;color:var(--brand-deep);line-height:1}.next-item__m{font-size:10.5px;color:var(--brand)}.next-item__body{flex:1;min-width:0}.next-item__title{font-weight:700;font-size:14px}.next-item__sub{font-size:12px;color:var(--ink-soft)}.linkrow{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;padding:14px 2px;color:var(--brand);font-weight:700;font-size:13.5px}.linkrow svg{width:18px;height:18px}.recordtabs{display:flex;gap:8px;overflow-x:auto;padding:2px 0 12px;-webkit-overflow-scrolling:touch}.recordtab{flex:none;border:1px solid var(--line-strong);background:var(--surface);color:var(--ink-soft);border-radius:999px;padding:8px 15px;font-size:13px;font-weight:700;white-space:nowrap}.recordtab--active{background:var(--brand);border-color:var(--brand);color:#fff}.recordtab__no{font-weight:500;font-size:11px;opacity:.8;margin-left:6px}.progress-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px;margin-top:4px}.pg-item{border-bottom:1px solid var(--line);padding:9px 0}.pg-item__k{font-size:11.5px;color:var(--ink-soft)}.pg-item__v{font-weight:700;font-size:14px;margin-top:1px}.lesson{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}.lesson:last-child{border-bottom:none}.lesson__date{flex:none;width:96px;font-size:13px;font-weight:700}.lesson__meta{flex:1;font-size:12.5px;color:var(--ink-soft)}.lesson__cat{display:inline-block;font-size:11px;color:var(--brand);font-weight:700;margin-right:8px}.day{margin-bottom:8px}.day__head{display:flex;align-items:baseline;gap:8px;padding:6px 2px}.day__date{font-family:var(--font-display);font-weight:700;font-size:15px}.day__count{font-size:12px;color:var(--ink-soft)}.slot{display:flex;align-items:center;gap:12px;padding:12px 14px}.slot+.slot{border-top:1px solid var(--line)}.slot__jigen{flex:none;width:42px;height:42px;border-radius:11px;background:var(--brand-tint);color:var(--brand-deep);display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:var(--font-display)}.slot__jigen b{font-size:17px;line-height:1}.slot__jigen span{font-size:9px}.slot__body{flex:1;min-width:0}.slot__title{font-weight:700;font-size:14px}.slot__sub{font-size:12px;color:var(--ink-soft)}.notice{padding:15px 16px}.notice+.notice{border-top:1px solid var(--line)}.notice__period{font-size:11px;color:var(--ink-faint);margin-bottom:6px}.notice__body{font-size:13.5px;color:var(--ink);white-space:pre-wrap}.center-screen{min-height:100%;display:flex;align-items:center;justify-content:center;background:var(--bg)}.spinner{width:30px;height:30px;border:3px solid var(--line-strong);border-top-color:var(--brand);border-radius:999px;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,#eef2f4 37%,var(--surface-2) 63%);background-size:400% 100%;animation:shimmer 1.3s ease-in-out infinite;border-radius:10px}@keyframes shimmer{0%{background-position:100% 0}to{background-position:0 0}}.sk-line{height:14px;margin:10px 0}.auth{min-height:100%;display:flex;flex-direction:column;background:linear-gradient(160deg,var(--brand) 0%,var(--brand-deep) 60%);color:#fff;padding:env(safe-area-inset-top) 0 0}.auth__hero{padding:40px 26px 22px}.auth__mark{width:40px;height:40px;margin-bottom:18px}.auth__lead{font-family:var(--font-display);font-weight:900;font-size:26px;line-height:1.35;letter-spacing:.01em}.auth__sub{margin-top:10px;font-size:13.5px;color:#ffffffd1;line-height:1.7}.auth__sheet{margin-top:auto;background:var(--surface);color:var(--ink);border-radius:22px 22px 0 0;padding:8px 22px calc(env(safe-area-inset-bottom) + 30px);flex:1}.segmented{display:grid;grid-template-columns:1fr 1fr;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:4px;margin:22px 0 20px}.segmented button{border:none;background:none;padding:10px 0;font-size:13.5px;font-weight:700;color:var(--ink-soft);border-radius:9px}.segmented button[aria-selected=true]{background:var(--surface);color:var(--brand);box-shadow:var(--shadow-sm)}.field{margin-bottom:16px}.field label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-soft);margin-bottom:7px}.field input{width:100%;border:1px solid var(--line-strong);border-radius:11px;padding:13px 14px;font-size:16px;font-family:inherit;color:var(--ink);background:var(--surface)}.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-tint)}.field__hint{font-size:11.5px;color:var(--ink-faint);margin-top:6px}.btn{width:100%;border:none;border-radius:12px;padding:15px;font-size:15px;font-weight:700;font-family:var(--font-display);background:var(--brand);color:#fff;transition:transform .05s ease,background .15s ease}.btn:active{transform:scale(.99)}.btn:disabled{background:var(--line-strong);color:#fff;cursor:default}.alert{border-radius:11px;padding:12px 14px;font-size:13px;margin-bottom:16px}.alert--error{background:var(--danger-tint);color:#8f3a3a}.alert--info{background:var(--brand-tint);color:var(--brand-deep)}.sent{text-align:center;padding:30px 10px 10px}.sent__icon{width:56px;height:56px;border-radius:999px;background:var(--go-tint);color:var(--go);display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px}.sent__icon svg{width:28px;height:28px}.sent__title{font-family:var(--font-display);font-weight:700;font-size:18px;margin-bottom:8px}.sent__text{font-size:13.5px;color:var(--ink-soft);line-height:1.7}.linkbtn{background:none;border:none;color:var(--brand);font-weight:700;font-size:13.5px;padding:12px;width:100%;margin-top:8px}.mock-flag{position:fixed;bottom:68px;left:50%;transform:translate(-50%);z-index:40;background:var(--amber);color:#fff;font-size:11px;font-weight:700;padding:5px 12px;border-radius:999px;box-shadow:var(--shadow-md)}@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}