:root{--app-bg: #f8fafc;--surface: #ffffff;--surface-muted: #f1f5f9;--border: #e2e8f0;--text-main: #1e293b;--text-sub: #64748b;--text-soft: #94a3b8;--primary: #3b82f6;--primary-hover: #2563eb;--success: #10b981;--warning: #f59e0b;--warning-hover: #d97706;--danger: #f43f5e;--selected-bg: #fffbeb;--selected-hover: #fef3c7;--card-shadow: 0 1px 3px rgba(0, 0, 0, .05), 0 1px 2px rgba(0, 0, 0, .03);--float-shadow: 0 8px 24px rgba(15, 23, 42, .08)}*{box-sizing:border-box}body{margin:0;background:var(--app-bg);color:var(--text-main);font-family:Hiragino Sans,Yu Gothic,Meiryo,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}#root{min-height:100dvh}button,input,textarea{font:inherit}.app-shell{min-height:100dvh;background:radial-gradient(circle at top,rgba(59,130,246,.08),transparent 32%),var(--app-bg);color:var(--text-main)}.app-shell--with-legal-banner{padding-bottom:calc(156px + env(safe-area-inset-bottom))}.top-action-bar{position:fixed;inset:0 0 auto;z-index:20;padding:16px;pointer-events:none}.top-action-bar__inner{width:min(720px,calc(100vw - 32px));margin:0 auto;display:flex;justify-content:space-between;align-items:center;pointer-events:auto}.app-main{width:min(720px,calc(100vw - 32px));margin:0 auto;padding:96px 0 48px}.hero-card,.note-card,.composer-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:var(--card-shadow)}.hero-card{display:flex;gap:16px;padding:24px;margin-bottom:28px}.hero-card__accent{width:4px;min-height:24px;border-radius:999px;background:linear-gradient(180deg,var(--primary),var(--primary-hover))}.hero-card__body{min-width:0}.hero-card__eyebrow,.notes-section__label{margin:0 0 6px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-soft)}.hero-card__title{margin:0;font-size:clamp(28px,5vw,32px);line-height:1.1;font-weight:700;color:var(--text-main)}.hero-card__subtitle{margin:10px 0 0;font-size:14px;line-height:1.75;color:var(--text-sub)}.notes-section{display:flex;flex-direction:column;gap:16px}.notes-section__header{display:flex;justify-content:space-between;align-items:end;gap:16px}.notes-section__title{margin:0;font-size:18px;font-weight:700;color:var(--text-main)}.notes-section__meta{padding:8px 12px;border-radius:999px;background:var(--surface-muted);border:1px solid var(--border);font-size:12px;font-weight:700;color:var(--text-sub)}.notes-list{display:flex;flex-direction:column;gap:14px}.empty-state{padding:32px 20px;border:1px dashed var(--border);border-radius:20px;background:#ffffffbf;text-align:center;font-size:14px;color:var(--text-soft)}.empty-state__subtext{margin:4px 0 0}.loading-screen{min-height:100vh;display:grid;place-items:center;background:var(--app-bg);color:var(--text-soft);font-size:14px}.action-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border:1px solid var(--border);border-radius:999px;padding:12px;background:#ffffffe6;color:var(--text-sub);box-shadow:var(--float-shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:transform .16s ease,background-color .16s ease,color .16s ease,opacity .16s ease}.action-button:active{transform:scale(.95)}.action-button:disabled{opacity:.4}.action-button--primary{padding:12px 16px;border-color:transparent;background:var(--primary);color:#fff;font-size:12px;font-weight:700}.note-card{overflow:hidden;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background-color .18s ease}.note-card:hover{transform:translateY(-2px);border-color:#3b82f64d;background:var(--app-bg);box-shadow:0 4px 12px #0000000d}.note-card--expanded{overflow:visible;background:var(--selected-bg);border-color:#fcd34d;box-shadow:0 0 0 2px #fbbf244d,var(--card-shadow)}.note-card--expanded:hover{background:var(--selected-hover);border-color:var(--warning)}.note-card__header{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px;cursor:pointer;-webkit-user-select:none;user-select:none}.note-card__summary{min-width:0;display:flex;align-items:center;gap:14px;flex:1}.note-card__type-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:999px;background:var(--surface-muted);border:1px solid var(--border);color:var(--text-sub);flex-shrink:0}.note-card__copy-button{padding:0 10px 0 0;margin:-4px 0;border:none;background:transparent;display:inline-grid;place-items:center;cursor:pointer;color:inherit}.note-card__title-wrap{min-width:0}.note-card__title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:700;color:var(--text-main)}.note-card__subtitle{margin-top:4px;font-size:12px;color:var(--text-soft)}.note-card__timestamps{display:flex;align-items:center;gap:8px}.note-card__meta{display:flex;align-items:center;gap:10px;flex-shrink:0}.note-card__marks-preview{display:flex;gap:6px}.note-card__mark-preview-icon{color:var(--text-soft)}.note-card__body{padding:0 20px 20px;border-top:1px solid var(--border)}.note-card__content{padding:16px 0}.note-field{width:100%;min-height:108px;resize:none;border:1px solid var(--border);border-radius:12px;background:var(--app-bg);padding:14px 16px;color:var(--text-main);line-height:1.75;outline:none;transition:border-color .16s ease,box-shadow .16s ease,background-color .16s ease}.note-field:focus{border-color:#3b82f673;box-shadow:0 0 0 4px #3b82f61f;background:var(--surface)}.note-field::placeholder{color:var(--text-soft)}.note-card__image-frame{min-height:168px;display:flex;justify-content:center;align-items:center;padding:12px;border:1px solid var(--border);border-radius:18px;background:var(--surface);box-shadow:var(--float-shadow)}.note-card__image{max-width:100%;max-height:400px;border-radius:10px;object-fit:contain}.note-card__toolbar{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:12px;padding-top:16px;border-top:1px solid var(--border)}.note-card__mark-list,.note-card__actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.note-card__mark-list{flex:1;min-width:0}.note-card__actions{margin-left:auto}.mark-chip,.icon-button{width:clamp(32px,8vw,36px);height:clamp(32px,8vw,36px);display:inline-grid;place-items:center;border:1px solid var(--border);border-radius:999px;background:var(--surface-muted);color:var(--text-soft);box-shadow:inset 0 1px #ffffffb3,0 1px 2px #0f172a0a;transition:transform .16s ease,background-color .16s ease,border-color .16s ease,color .16s ease;cursor:pointer}.mark-chip:hover,.icon-button:hover{background:var(--border);color:var(--text-main)}.mark-chip:active,.icon-button:active{transform:scale(.95)}.composer-card{transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease}.composer-card--expanded{border-color:#3b82f666;box-shadow:0 0 0 4px #3b82f614,var(--float-shadow)}.composer-card__collapsed{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;cursor:pointer}.composer-card__prompt{display:flex;align-items:center;gap:14px;color:var(--text-sub)}.composer-card__title{margin:0;font-size:14px;font-weight:700;color:var(--text-main)}.composer-card__hint{margin:4px 0 0;font-size:12px;color:var(--text-soft)}.composer-card__expanded{padding:18px;background:#3b82f60a}.composer-card__footer{display:flex;justify-content:flex-end;padding-top:10px;margin-top:10px;border-top:1px solid var(--border)}.composer-card__footnote{font-size:12px;color:var(--text-soft)}.copy-toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom));z-index:90;transform:translate(-50%);min-width:min(320px,calc(100vw - 32px));max-width:calc(100vw - 32px);padding:12px 16px;border-radius:16px;color:#fff;font-size:13px;font-weight:700;text-align:center;box-shadow:0 12px 28px #0f172a2e;pointer-events:none;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.copy-toast--success,.copy-toast--warning{background:#f59e0bf0}.copy-toast--error{background:#f43f5ef0}@media(min-width:768px){.top-action-bar{padding-left:32px;padding-right:32px}.app-main,.top-action-bar__inner{width:min(960px,calc(100vw - 64px))}.notes-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}}.menu-trigger-button{position:fixed;top:1.5rem;left:1.5rem;z-index:60;height:44px;min-width:44px;border-radius:22px;background:#ffffffb3;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.4);box-shadow:0 4px 12px #0000001a;display:flex;align-items:center;justify-content:center;gap:8px;padding:0 16px;transition:transform .2s ease,background-color .2s ease,box-shadow .2s ease,color .2s ease;cursor:pointer;color:var(--text-main)}.menu-trigger-button__icon{display:inline-flex;align-items:center;justify-content:center;transition:transform .28s ease,opacity .2s ease}.menu-trigger-button__label{font-size:13px;font-weight:600;line-height:1}.menu-trigger-button--open{background:var(--surface);box-shadow:0 6px 18px #0f172a29}.menu-trigger-button--open .menu-trigger-button__icon{transform:rotate(90deg)}.menu-trigger-button:active{transform:scale(.95)}.menu-overlay{position:fixed;inset:0;z-index:40;background:#0000000d;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:all .3s ease}.menu-overlay--open{opacity:1;visibility:visible}.menu-panel{position:fixed;top:1rem;left:1rem;z-index:50;width:calc(100% - 2rem);max-width:400px;background:#fff;border-radius:20px;box-shadow:0 10px 25px #00000026;padding:5rem 1.5rem 1.5rem;transform-origin:top left;transform:scale(.95);opacity:0;visibility:hidden;transition:all .3s cubic-bezier(.16,1,.3,1)}.menu-panel--open{transform:scale(1);opacity:1;visibility:visible}.menu-panel__item{display:flex;align-items:center;justify-content:space-between;padding:.75rem;background:#f8fafc;border-radius:.5rem;margin-bottom:.75rem;border:none;width:100%;cursor:pointer}.menu-panel__item--stacked{display:flex;flex-direction:column;align-items:stretch;gap:10px;cursor:default}.menu-panel__item-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.menu-panel__label{font-size:14px;font-weight:600;color:#1e293b}.menu-panel__action-button{min-height:40px;padding:0 14px;border:1px solid rgba(59,130,246,.18);border-radius:999px;background:#fff;color:var(--primary);font-size:13px;font-weight:700;box-shadow:0 4px 12px #3b82f614;transition:transform .16s ease,box-shadow .16s ease,opacity .16s ease,background-color .16s ease}.menu-panel__action-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 8px 16px #3b82f624}.menu-panel__action-link{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.menu-panel__action-button:active:not(:disabled){transform:scale(.97)}.menu-panel__action-button:disabled{opacity:1;cursor:wait;transform:none;box-shadow:0 4px 12px #3b82f614}.menu-panel__status{margin:0;font-size:12px;line-height:1.5;color:var(--text-sub)}.menu-panel__divider{height:1px;margin:.5rem 0 .75rem;background:var(--border)}.menu-picker{position:relative;align-self:flex-end}.menu-picker__trigger{min-width:104px;height:44px;display:inline-flex;align-items:center;justify-content:space-between;gap:10px;padding:0 12px;border:1px solid var(--border);border-radius:999px;background:#fff;box-shadow:inset 0 1px #ffffffb3,0 1px 2px #0f172a0a;transition:transform .16s ease,background-color .16s ease,border-color .16s ease,box-shadow .16s ease,color .16s ease;cursor:pointer}.menu-picker__trigger:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0f172a14}.menu-picker__trigger:active{transform:scale(.95)}.menu-picker__trigger--open{border-color:#3b82f647;box-shadow:0 6px 16px #0f172a1a}.menu-picker__value{display:inline-flex;align-items:center;justify-content:center}.menu-picker__label-text{font-size:14px;font-weight:600;color:#1e293b}.menu-picker__chevron{color:var(--text-soft);transition:transform .16s ease}.menu-picker__trigger--open .menu-picker__chevron{transform:rotate(180deg)}.menu-picker__dropdown{position:absolute;top:calc(100% + 8px);right:0;z-index:5;padding:10px;background:#fff;border:1px solid rgba(226,232,240,.9);border-radius:16px;box-shadow:0 16px 32px #0f172a1f}.menu-picker__dropdown--text{min-width:156px;max-height:172px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;-webkit-overflow-scrolling:touch}.menu-picker__dropdown--icons{min-width:96px;max-height:260px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;-webkit-overflow-scrolling:touch}.menu-picker__option{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:14px;background:#f8fafc;transition:transform .16s ease,background-color .16s ease,border-color .16s ease,box-shadow .16s ease;cursor:pointer}.menu-picker__option--text{min-height:44px;padding:0 14px;justify-content:flex-start;font-size:14px;font-weight:600;color:#1e293b}.menu-picker__option--icon{width:44px;min-height:44px;align-self:center;border-radius:999px}.menu-picker__option:hover{transform:translateY(-1px);box-shadow:0 4px 12px #0f172a14}.menu-picker__option:active{transform:scale(.95)}.menu-picker__option--active{background:#eef2ff;border-color:#6366f152;box-shadow:0 6px 14px #6366f11f}.menu-panel__item--danger .menu-panel__label{color:#ef4444}.menu-panel__item--danger{color:#ef4444;margin-top:1rem}.secondary-action-button{position:fixed;top:1.5rem;right:1.5rem;z-index:60;height:44px;min-width:44px;border-radius:22px;display:flex;align-items:center;justify-content:center;padding:0 16px!important;transition:all .2s ease;box-shadow:0 4px 12px #0000001a}.secondary-action-button span{font-size:13px;font-weight:600}.secondary-action-button:active{transform:scale(.95)}.fab{position:fixed;bottom:calc(24px + env(safe-area-inset-bottom));right:24px;z-index:30;width:56px;height:56px;border-radius:50%;color:#fff;border:none;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px #3b82f666;cursor:pointer;transition:transform .16s ease,background-color .16s ease,box-shadow .16s ease}.fab--text{background:var(--warning);box-shadow:0 4px 16px #f59e0b61}.fab--text:hover{background:var(--warning-hover);box-shadow:0 6px 20px #f59e0b75}.fab--camera{left:24px;right:auto;background:var(--primary);box-shadow:0 4px 16px #3b82f647}.fab--camera:hover{background:var(--primary-hover);box-shadow:0 6px 20px #3b82f666}.fab:active{transform:scale(.93)}.fab--with-legal-banner{bottom:calc(132px + env(safe-area-inset-bottom))}.legal-banner{position:fixed;inset:auto 16px calc(16px + env(safe-area-inset-bottom));z-index:25;pointer-events:none}.legal-banner__inner{width:min(720px,calc(100vw - 32px));margin:0 auto;display:flex;flex-direction:column;gap:14px;padding:16px;background:#fffffff0;border:1px solid var(--border);border-radius:20px;box-shadow:var(--float-shadow);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);pointer-events:auto}.legal-banner__text{margin:0;font-size:14px;line-height:1.7;color:var(--text-sub)}.legal-banner__button{width:100%;min-height:48px;padding-inline:18px;align-self:stretch}@media(hover:hover)and (pointer:fine){.action-button:hover{background:var(--surface);color:#334155}.action-button--primary:hover{background:var(--primary-hover);color:#fff}}@media(min-width:768px){.app-shell--with-legal-banner{padding-bottom:calc(136px + env(safe-area-inset-bottom))}.fab--with-legal-banner{bottom:calc(112px + env(safe-area-inset-bottom))}.legal-banner{inset:auto 32px calc(24px + env(safe-area-inset-bottom))}.legal-banner__inner{width:min(960px,calc(100vw - 64px));flex-direction:row;align-items:center;justify-content:space-between;gap:20px;padding:18px 20px}.legal-banner__text{flex:1;min-width:0}.legal-banner__button{width:auto;min-width:168px;flex-shrink:0}}