:root{--saikan-global-header-height:calc(60px + env(safe-area-inset-top));--saikan-global-nav-height:calc(78px + env(safe-area-inset-bottom))}.saikan-global-header{position:fixed;inset:0 0 auto;z-index:110;height:var(--saikan-global-header-height);padding-top:env(safe-area-inset-top);color:#171717;background:#f7f7f7;border-bottom:1px solid #e2e2e2;box-shadow:0 5px 18px rgba(31,37,43,.08)}.saikan-global-header__inner{width:min(1120px,100%);height:60px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:16px}.saikan-global-brand{display:inline-flex;align-items:center;min-width:0;color:#171717;text-decoration:none}.saikan-global-brand__logo{display:block;width:133px;height:35px;object-fit:contain;object-position:left center}.saikan-global-header__actions{display:flex;align-items:center;gap:7px;flex:none}.saikan-global-header__action,.saikan-global-profile{width:38px;height:38px;padding:0;border:1px solid #dedede;display:inline-flex;align-items:center;justify-content:center;flex:none;color:#171717;background:#fff;text-decoration:none}.saikan-global-header__action{border-radius:12px;cursor:pointer;transition:color .15s ease,background .15s ease,border-color .15s ease,transform .15s ease}.saikan-global-header__action svg{width:19px;height:19px}.saikan-global-header__action:not(:disabled):hover{color:#126f66;background:#eef7f4;border-color:#c8dfd9}.saikan-global-header__action:not(:disabled):active{transform:translateY(1px)}.saikan-global-header__action:disabled{color:#78818c;background:#f4f4f4;cursor:default}.saikan-global-profile{overflow:hidden;border-radius:50%;box-shadow:0 2px 8px rgba(31,37,43,.12);transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease}.saikan-global-profile:hover{border-color:#9acfc5;box-shadow:0 4px 12px rgba(24,127,117,.2)}.saikan-global-profile:active{transform:translateY(1px)}.saikan-global-profile img,.saikan-global-profile__fallback,.saikan-global-profile__initials{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.saikan-global-profile img{display:block;object-fit:cover}.saikan-global-profile__initials{color:#fff;font-size:13px;font-weight:800;letter-spacing:.02em}.saikan-global-profile__fallback{color:#69727e;background:#eef0f2}.saikan-global-profile__fallback svg{width:19px;height:19px}.saikan-global-profile.is-loading{border-color:#e2e2e2;background:linear-gradient(100deg,#eff0f1 20%,#fafafa 50%,#eff0f1 80%);background-size:220% 100%;animation:saikan-profile-loading 1.2s ease-in-out infinite}@keyframes saikan-profile-loading{to{background-position-x:-220%}}.saikan-global-content{min-height:100dvh;padding-top:var(--saikan-global-header-height);padding-bottom:var(--saikan-global-nav-height)}.saikan-global-content>.shell{padding-top:6px}.saikan-global-content>.shell>.launcher-header,.saikan-global-content>.shell>.topbar{min-height:38px;padding-top:0;padding-bottom:0}.saikan-global-content>.shell>.launcher-header{display:flex;align-items:center;justify-content:center}.saikan-global-content>.shell>.launcher-header h1,.saikan-global-content>.shell>.topbar .topbar__title{font-size:20px;line-height:1.2}.saikan-global-content>.auth-shell{justify-content:flex-start;padding-top:12px}.saikan-global-content>.auth-shell,.saikan-global-content>.shell{min-height:calc(100dvh - var(--saikan-global-header-height) - var(--saikan-global-nav-height))}.saikan-global-content>.app-shell{height:calc(100dvh - var(--saikan-global-header-height) - var(--saikan-global-nav-height))}.saikan-global-content .app-shell .chat{height:100%}.saikan-global-content .fab{bottom:calc(var(--saikan-global-nav-height) + 16px)}.saikan-global-nav{position:fixed;left:50%;bottom:calc(14px + env(safe-area-inset-bottom));z-index:110;width:min(440px,calc(100vw - 28px));min-height:54px;padding:5px;border:1px solid #e2ddd4;border-radius:18px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:3px;gap:3px;color:#5f6975;background:rgba(255,253,250,.96);box-shadow:0 16px 36px rgba(51,64,76,.18);transform:translateX(-50%);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.saikan-global-nav__item{min-width:0;min-height:44px;padding:5px 6px;border-radius:13px;display:flex;align-items:center;justify-content:center;gap:6px;color:inherit;font-size:12px;font-weight:700;text-decoration:none;transition:color .15s ease,background .15s ease,transform .15s ease}.saikan-global-nav__item:hover{color:#28313b;background:#f7f3ec}.saikan-global-nav__item.is-active{color:#126f66;background:#eef7f4}.saikan-global-nav__item:active{transform:translateY(1px)}.saikan-global-nav__icon{width:20px;height:20px;flex:none}.saikan-global-brand:focus-visible,.saikan-global-header__action:focus-visible,.saikan-global-nav__item:focus-visible,.saikan-global-profile:focus-visible{outline:2px solid #35b3a4;outline-offset:2px}@media (max-width:720px){:root{--saikan-global-nav-height:calc(70px + env(safe-area-inset-bottom))}.saikan-global-header__inner{padding-inline:14px}.saikan-global-brand__logo{width:124px;height:33px}.saikan-global-nav{inset:auto 0 0;width:100%;min-height:var(--saikan-global-nav-height);padding:6px 8px calc(6px + env(safe-area-inset-bottom));border-width:1px 0 0;border-radius:0;transform:none;box-shadow:0 -8px 24px rgba(51,64,76,.1)}.saikan-global-nav__item{min-height:52px;padding:5px 2px;flex-direction:column;gap:2px;font-size:10.5px}.saikan-global-nav__icon{width:24px;height:24px}.saikan-global-header__actions{gap:6px}}@media (prefers-reduced-motion:reduce){.saikan-global-header__action,.saikan-global-nav__item,.saikan-global-profile{transition:none}.saikan-global-profile.is-loading{animation:none}}.saikan-locale-switcher{position:relative;list-style:none}.saikan-locale-switcher>summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:5px;min-width:44px;min-height:36px;padding:0 10px;border-radius:999px;border:1px solid color-mix(in srgb,currentColor 14%,transparent);background:color-mix(in srgb,var(--saikan-surface,#fff) 88%,transparent);color:inherit;font:inherit;font-size:12px;font-weight:600;letter-spacing:.02em;-webkit-user-select:none;-moz-user-select:none;user-select:none}.saikan-locale-switcher>summary::-webkit-details-marker{display:none}.saikan-locale-switcher>summary:hover{border-color:color-mix(in srgb,currentColor 28%,transparent)}.saikan-locale-flag{width:20px;height:14px;border-radius:2px;box-shadow:0 0 0 1px color-mix(in srgb,currentColor 16%,transparent);flex:0 0 auto;display:inline-block}.saikan-locale-switcher>summary .saikan-locale-flag{margin-right:1px}.saikan-locale-switcher__code{min-width:1.4em}.saikan-locale-switcher__chev{font-size:10px;opacity:.7}.saikan-locale-nav{position:absolute;right:0;top:calc(100% + 6px);z-index:80;min-width:168px;padding:6px;border-radius:12px;border:1px solid color-mix(in srgb,currentColor 12%,transparent);background:var(--saikan-surface,#fff);box-shadow:0 12px 32px rgba(15,23,42,.14);display:flex;flex-direction:column;gap:2px}.saikan-locale-nav button{display:flex;align-items:center;gap:8px;width:100%;padding:8px 10px;border:0;border-radius:8px;background:transparent;color:inherit;font:inherit;font-size:13px;text-align:left;cursor:pointer}.saikan-locale-nav button:hover{background:color-mix(in srgb,currentColor 8%,transparent)}.saikan-locale-nav button.is-active{background:color-mix(in srgb,currentColor 12%,transparent);font-weight:600}.saikan-locale-nav__code{font-weight:700;font-size:11px;letter-spacing:.04em;min-width:1.6em}.saikan-locale-nav__name{opacity:.9}