:root{--bg:#f3e4d0;--bg-deep:#e8d2b8;--ink:#1f1f1f;--ink-soft:#5c534a;--card:#fffaf3;--header:#2b2b2b;--accent:#c45c26;--accent-hover:#a84c1d;--danger:#b42318;--success:#027a48;--border:#d7c4ae;--sidebar:#2b2b2b;--sidebar-text:#f7efe4;--font:"Segoe UI", "Hiragino Sans", "Noto Sans JP", sans-serif;font-family:var(--font);color:var(--ink);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:radial-gradient(circle at top left, #ffffff8c, transparent 40%), linear-gradient(160deg, var(--bg) 0%, var(--bg-deep) 100%);min-height:100svh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input{font:inherit}.top-page{flex-direction:column;justify-content:center;align-items:center;gap:48px;min-height:100svh;padding:40px 24px 56px;display:flex;position:relative;overflow:hidden}.top-page__glow{pointer-events:none;background:radial-gradient(circle,#c45c262e,#0000 68%);border-radius:50%;width:min(70vw,480px);height:min(70vw,480px);animation:8s ease-in-out infinite alternate top-glow;position:absolute;inset:auto auto 10% -10%}.top-page__brand{text-align:center;animation:.7s ease-out both top-rise;position:relative}.top-page__eyebrow{color:var(--ink-soft);letter-spacing:.12em;margin:0 0 12px;font-size:.85rem}.top-page__brand h1{letter-spacing:.02em;color:var(--ink);margin:0;font-size:clamp(2.6rem,8vw,4.4rem);font-weight:700;line-height:1.05}.top-page__actions{grid-template-columns:repeat(3,minmax(96px,120px));gap:20px;animation:.7s ease-out .12s both top-rise;display:grid;position:relative}.top-action{color:var(--ink);flex-direction:column;align-items:center;gap:12px;text-decoration:none;transition:transform .2s;display:flex}.top-action:hover{text-decoration:none;transform:translateY(-4px)}.top-action__icon{background:var(--card);border:1px solid var(--border);width:84px;height:84px;color:var(--accent);border-radius:22px;place-items:center;transition:background .2s,color .2s,box-shadow .2s;display:grid;box-shadow:0 12px 28px #3c28141f}.top-action__icon svg{width:36px;height:36px}.top-action:hover .top-action__icon{background:var(--header);color:#fff;box-shadow:0 16px 32px #281e1438}.top-action__label{font-size:.95rem;font-weight:600}@keyframes top-rise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes top-glow{0%{transform:translate(0)scale(1)}to{transform:translate(12%,-8%)scale(1.08)}}.terms-page{place-items:center;min-height:100svh;padding:24px;display:grid}.terms-card{background:var(--card);border:1px solid var(--border);width:min(640px,100%);overflow:hidden;box-shadow:0 18px 40px #3c28141f}.terms-card__header{background:var(--header);color:#fff;padding:18px 22px}.terms-card__header h1{margin:0;font-size:1.25rem}.terms-card__body{text-align:left;padding:22px;line-height:1.7}.terms-card__body ol{padding-left:1.2rem}.terms-back{margin-top:8px;font-weight:600;display:inline-block}@media (width<=560px){.top-page__actions{grid-template-columns:1fr;width:min(220px,100%)}.top-action{flex-direction:row;justify-content:flex-start;gap:16px}.top-action__icon{border-radius:18px;width:64px;height:64px}.top-action__icon svg{width:28px;height:28px}}.auth-page{place-items:center;min-height:100svh;padding:24px;display:grid}.auth-card{background:var(--card);border:1px solid var(--border);width:min(420px,100%);overflow:hidden;box-shadow:0 18px 40px #3c28141f}.auth-card__header{background:var(--header);color:#fff;padding:18px 22px}.auth-card__header h1{letter-spacing:.02em;margin:0;font-size:1.25rem;font-weight:600}.auth-card__body{padding:22px}.auth-card__footer{flex-direction:column;gap:8px;padding:0 22px 22px;font-size:.95rem;display:flex}.auth-form{flex-direction:column;gap:14px;display:flex}.auth-form label{text-align:left;color:var(--ink-soft);flex-direction:column;gap:6px;font-size:.92rem;display:flex}.auth-form input{border:1px solid var(--border);color:var(--ink);background:#fff;padding:10px 12px}.auth-form input:focus{border-color:var(--accent);outline:2px solid #c45c2659}.auth-form button{background:var(--accent);color:#fff;cursor:pointer;border:none;padding:11px 14px;font-weight:600}.auth-form button:hover{background:var(--accent-hover)}.auth-form button:disabled{opacity:.7;cursor:not-allowed}.auth-error{color:var(--danger);text-align:left;margin:0;font-size:.9rem}.auth-success{color:var(--success);text-align:left;margin:0;font-size:.9rem}.auth-muted{color:var(--ink-soft);text-align:left;margin:0 0 14px;font-size:.92rem;line-height:1.5}.app-shell{grid-template-columns:220px 1fr;min-height:100svh;transition:grid-template-columns .2s;display:grid}.app-shell--sidebar-collapsed{grid-template-columns:56px 1fr}.app-shell__sidebar{background:var(--sidebar);color:var(--sidebar-text);flex-direction:column;gap:20px;padding:20px 16px;display:flex;overflow:hidden}.app-shell--sidebar-collapsed .app-shell__sidebar{align-items:center;padding:16px 8px}.app-shell__sidebar-top{justify-content:space-between;align-items:center;gap:8px;min-height:32px;display:flex}.app-shell--sidebar-collapsed .app-shell__sidebar-top{justify-content:center}.app-shell__brand{color:var(--sidebar-text);letter-spacing:.04em;opacity:1;min-width:0;font-weight:700;text-decoration:none}.app-shell__brand:hover{color:var(--accent);background:0 0;font-weight:700;text-decoration:none}.app-shell__sidebar-toggle{width:32px;height:32px;color:var(--sidebar-text);cursor:pointer;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;padding:0;display:inline-flex}.app-shell__sidebar-toggle svg{width:20px;height:20px;display:block}.app-shell__sidebar-toggle:hover{background:var(--accent);color:#fff}.app-shell__sidebar nav{flex-direction:column;flex:1;gap:20px;display:flex}.app-shell__sidebar nav a,.app-shell__nav-item,.nav-disabled{color:var(--sidebar-text);opacity:.85;text-align:left;border-radius:6px;padding:8px 10px;font-size:.95rem;transition:background-color .15s,color .15s,opacity .15s}.app-shell__sidebar nav a.is-active{opacity:1;font-weight:600;text-decoration:none}.app-shell__nav-item{cursor:pointer;width:100%;font:inherit;background:0 0;border:none;display:block}.app-shell__sidebar nav a:hover,.app-shell__nav-item:hover,.nav-disabled:hover{background:var(--accent);color:#fff;opacity:1;text-decoration:none}.nav-disabled{opacity:.45}.app-shell__main{flex-direction:column;display:flex}.app-shell__header{border-bottom:1px solid var(--border);background:#fffaf3cc;padding:18px 24px}.app-shell__header h1{margin:0;font-size:1.35rem}.app-shell__content{text-align:left;padding:24px}@media (width<=768px){.app-shell,.app-shell--sidebar-collapsed{grid-template-columns:1fr}.app-shell__sidebar{flex-flow:wrap;align-items:center}.app-shell--sidebar-collapsed .app-shell__sidebar{align-items:center;padding:12px 16px}.app-shell__sidebar-top{width:100%}.app-shell--sidebar-collapsed .app-shell__sidebar-top{width:auto}.app-shell__sidebar nav{flex-flow:wrap;gap:16px 20px;width:100%}.app-shell__nav-item{width:auto}}