:root,[data-theme=dark]{--bg: #12161c;--surface: #171c24;--surface-hover: #1e242e;--sunken: rgba(255, 255, 255, .05);--ink: #e7edf4;--ink-muted: #8b98a8;--ink-subtle: #62707f;--border: rgba(255, 255, 255, .1);--border-strong: rgba(255, 255, 255, .18);--accent: #2e75d6;--accent-hover: #2763b6;--accent-ink: #ffffff;--accent-soft: rgba(46, 117, 214, .18);--accent-soft-ink: #7fb0f0;--brand-blue: #3291d3;--warn: #ffb100;--warn-bg: rgba(255, 177, 0, .16);--warn-dot: #ffb100;--ok: #4cc08a;--ok-bg: rgba(76, 192, 138, .16);--ok-dot: #4cc08a;--danger: #ff6a4d;--danger-bg: rgba(196, 60, 30, .18);--nav-bg: var(--surface);--nav-ink: var(--ink);--nav-ink-muted: var(--ink-muted);--nav-active-bg: var(--sunken);--nav-border: var(--border);--shadow-rgb: 0, 0, 0;color-scheme:dark}[data-theme=light]{--bg: #f6f3ec;--surface: #ffffff;--surface-hover: #fbf9f4;--sunken: #faf8f2;--ink: #17130e;--ink-muted: #7c7466;--ink-subtle: #9c9384;--border: #e2dcd0;--border-strong: #d9d2c2;--accent: #2e75d6;--accent-hover: #2763b6;--accent-ink: #ffffff;--accent-soft: rgba(46, 117, 214, .12);--accent-soft-ink: #2763b6;--brand-blue: #3291d3;--warn: #8a5b00;--warn-bg: rgba(255, 177, 0, .16);--warn-dot: #8a5b00;--ok: #0b7a4b;--ok-bg: rgba(11, 122, 75, .12);--ok-dot: #0b7a4b;--danger: #c43c1e;--danger-bg: rgba(196, 60, 30, .1);--nav-bg: var(--surface);--nav-ink: var(--ink);--nav-ink-muted: var(--ink-muted);--nav-active-bg: var(--sunken);--nav-border: var(--border);--shadow-rgb: 23, 19, 14;color-scheme:light}:root{--radius-sm: 7px;--radius: 9px;--radius-lg: 14px;--radius-pill: 20px;--shadow-xs: 0 1px 2px rgba(var(--shadow-rgb), .06);--shadow-sm: 0 1px 3px rgba(var(--shadow-rgb), .1), 0 1px 2px rgba(var(--shadow-rgb), .06);--shadow-md: 0 18px 40px -30px rgba(var(--shadow-rgb), .5);--shadow-modal: 0 30px 60px -30px rgba(0, 0, 0, .6);--shadow-focus: 0 0 0 3px var(--accent-soft);--font-sans: "IBM Plex Sans", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-display: "Space Grotesk", "IBM Plex Sans", sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Consolas, monospace;--ease: cubic-bezier(.2, .8, .2, 1)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3{font-weight:700;letter-spacing:-.01em}button,input,select{font:inherit;color:inherit}button{cursor:pointer;transition:background-color .15s var(--ease),border-color .15s var(--ease),color .15s var(--ease),box-shadow .15s var(--ease),transform .1s var(--ease)}button:active:not(:disabled){transform:translateY(.5px)}button:disabled{cursor:default;opacity:.45}input,select{transition:border-color .15s var(--ease),box-shadow .15s var(--ease)}input[type=text],input[type=email],input[type=search],input[type=password],input[type=tel],input[type=url],input[type=number],input:not([type]){border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:8px 10px;font-size:13.5px;background:var(--surface);box-sizing:border-box}.settings-card input,.modal__panel input,.channel-form__field input{background:var(--bg)}input[aria-invalid=true]{border-color:var(--danger)}input[aria-invalid=true]:focus-visible{border-color:var(--danger);box-shadow:0 0 0 3px var(--danger-bg)}input:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline:none;box-shadow:var(--shadow-focus);border-color:var(--accent)}a{color:var(--accent)}code{font-family:var(--font-mono)}::selection{background:var(--accent-soft);color:var(--accent-soft-ink)}.app{min-height:100%;display:flex;flex-direction:column}.app__content{flex:1;min-height:0;display:flex;flex-direction:column}.chart-editor-host{flex:1;min-height:0}.app__status{margin:auto;padding:48px;text-align:center;color:var(--ink-muted)}.app__status--error{color:var(--danger)}.app__status-detail{font-size:12px;color:var(--ink-subtle)}.topnav{display:flex;align-items:center;gap:18px;padding:0 24px;height:60px;background:var(--nav-bg);color:var(--nav-ink);flex-shrink:0;border-bottom:1px solid var(--nav-border)}.brand-logo{display:flex;align-items:center;gap:8px;flex-shrink:0;white-space:nowrap}.brand-logo__ring1{width:22px;height:22px;border-radius:50%;background:#d9e9f7;display:grid;place-items:center;flex-shrink:0}.brand-logo__ring2{width:15px;height:15px;border-radius:50%;background:#8fc4eb;display:grid;place-items:center}.brand-logo__dot{width:9px;height:9px;border-radius:50%;background:var(--brand-blue)}.brand-logo__text{font-family:var(--font-display);font-weight:700;font-size:13px;letter-spacing:.05em;color:var(--nav-ink)}.brand-logo__suffix{font-weight:500;opacity:.55;letter-spacing:normal}.topnav__divider{width:1px;height:22px;background:var(--nav-border);flex-shrink:0}.topnav__tabs{display:flex;gap:2px;height:100%;align-items:center;margin-left:8px}.topnav__tab{background:none;border:none;color:var(--nav-ink-muted);padding:7px 14px;height:auto;border-radius:999px;font-weight:500;font-size:13.5px}.topnav__tab:hover:not(.topnav__tab--active){color:var(--nav-ink);background:#ffffff0f}.topnav__tab--active{color:var(--nav-ink);background:var(--nav-active-bg);font-weight:600}.topnav__spacer{flex:1}.dropdown{position:relative;display:inline-flex}.dropdown__trigger{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--nav-active-bg);color:var(--nav-ink);border:1px solid var(--nav-border);border-radius:var(--radius-sm);padding:7px 30px 7px 12px;font-size:13px;font-weight:500;cursor:pointer;white-space:nowrap;text-align:left;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6' fill='none'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%238f8fa3' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}.dropdown__trigger:hover:not(:disabled){border-color:var(--border-strong);background-color:var(--surface-hover)}.dropdown--block{display:flex}.dropdown--block .dropdown__trigger{width:100%}.dropdown__menu{z-index:200;display:flex;flex-direction:column;gap:2px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:5px;box-shadow:var(--shadow-modal)}.dropdown__item{display:flex;width:100%;box-sizing:border-box;align-items:center;gap:8px;background:none;border:none;border-radius:var(--radius-sm);padding:7px 9px;font-size:13px;color:var(--ink);text-align:left;cursor:pointer}.dropdown__item:hover{background:var(--sunken)}.dropdown__group{padding:8px 9px 2px;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-subtle)}.dropdown__group--divided{margin-top:4px;border-top:1px solid var(--border)}.dropdown__check{width:12px;flex-shrink:0;color:var(--accent);font-size:11px}.dropdown__item--create{color:var(--accent);font-weight:600;border-top:1px solid var(--border);border-radius:0 0 var(--radius-sm) var(--radius-sm);margin-top:3px;padding-top:9px}.topnav__org-create{display:flex;gap:6px}.topnav__org-create input{border-radius:var(--radius-sm);border:1px solid var(--nav-border);background:var(--nav-active-bg);color:var(--nav-ink);padding:7px 12px;font-size:13px}.topnav__org-create input::placeholder{color:var(--nav-ink-muted)}.topnav__org-create button{background:var(--accent);color:var(--accent-ink);border:none;border-radius:var(--radius-sm);padding:7px 14px;font-size:13px;font-weight:600}.topnav__org-create button:hover{background:var(--accent-hover)}button[type=button]:not(.button--link):not(.button--ghost):not(.topnav__tab):not(.event-tabs__tab):not(.icon-button):not(.copy-button):not(.back-link):not(.chart-card__thumb):not(.chart-card__name):not(.chart-card__event-pill):not(.chart-card__add-event):not(.event-row):not(.dropdown__trigger):not(.dropdown__item):not(.chart-overview__tag-remove):not(.chart-detail-card__empty-cta):not(.button--danger):not(.channel-row__select):not(.channel-form__swatch),button[type=submit]{background:var(--accent);color:var(--accent-ink);border:none;border-radius:var(--radius-sm);padding:9px 16px;font-weight:600;font-size:13.5px;box-shadow:var(--shadow-xs)}button[type=button]:not(.button--link):not(.button--ghost):not(.topnav__tab):not(.event-tabs__tab):not(.icon-button):not(.copy-button):not(.back-link):not(.chart-card__thumb):not(.chart-card__name):not(.chart-card__event-pill):not(.chart-card__add-event):not(.event-row):not(.dropdown__trigger):not(.dropdown__item):not(.chart-overview__tag-remove):not(.chart-detail-card__empty-cta):not(.button--danger):not(.channel-row__select):not(.channel-form__swatch):hover:not(:disabled),button[type=submit]:hover:not(:disabled){background:var(--accent-hover);box-shadow:var(--shadow-sm)}.button--link{background:none;border:none;color:var(--accent);padding:0;font-weight:600;font-size:13.5px;border-radius:4px}.button--link:hover:not(:disabled){color:var(--accent-hover);text-decoration:underline}.button--cta{display:inline-flex;align-items:center;background:var(--accent);color:var(--accent-ink);border:none;border-radius:var(--radius-sm);padding:9px 16px;font-weight:600;font-size:13.5px;box-shadow:var(--shadow-xs);text-decoration:none;cursor:pointer}.button--cta:hover{background:var(--accent-hover);box-shadow:var(--shadow-sm);color:var(--accent-ink);text-decoration:none}.button--ghost{background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:9px 16px;font-weight:600;font-size:13.5px;color:var(--ink)}.button--ghost:hover:not(:disabled){background:var(--sunken);border-color:var(--ink-subtle)}.chart-detail-card__empty-events{display:flex;flex-direction:column;align-items:center;gap:18px;padding:22px 0;text-align:center}.chart-detail-card__empty-events p{margin:0;color:var(--ink-muted);font-size:13.5px}.chart-detail-card__empty-cta{background:var(--accent);color:var(--accent-ink);border:none;border-radius:var(--radius-sm);padding:6px 12px;font-weight:600;font-size:12.5px;cursor:pointer}.chart-detail-card__empty-cta:hover:not(:disabled){background:var(--accent-hover)}.empty-state{margin:auto;padding:56px 40px;text-align:center;color:var(--ink-muted);max-width:420px}.empty-state h2{color:var(--ink);font-size:18px;margin:0 0 6px}.empty-state p{margin:0;font-size:13.5px}.empty-state__inline{color:var(--ink-subtle);padding:40px 0;text-align:center;font-size:13.5px}.empty-state__form{display:flex;gap:8px;justify-content:center;margin-top:18px}.empty-state__form input{padding:9px 14px;min-width:240px}.empty-state__error{color:var(--danger);margin-top:10px;font-size:13px}.onboarding{margin:auto;padding:48px 24px 64px;width:100%;max-width:620px}.onboarding__eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 14px;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted)}.onboarding__mark{width:30px;height:30px;border-radius:9px;background:var(--accent-soft);position:relative;flex:none}.onboarding__mark:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;width:9px;height:9px;background:var(--accent-soft-ink);transform:rotate(45deg);border-radius:2px}.onboarding__title{font-family:var(--font-display);font-size:40px;line-height:1.1;font-weight:700;color:var(--ink);margin:0 0 12px}.onboarding__lede{margin:0 0 28px;font-size:15px;line-height:1.55;color:var(--ink-muted);max-width:46ch}.onboarding__card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px}.onboarding__label{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:8px}.onboarding__card input{width:100%;padding:12px 14px;font-size:15px;border-radius:var(--radius-sm)}.onboarding__field-hint,.onboarding__note{margin:8px 0 0;font-size:12.5px;color:var(--ink-subtle)}.onboarding__error{margin:8px 0 0;font-size:12.5px;color:var(--danger)}.onboarding__card button[type=submit]{margin-top:18px;width:100%;padding:13px 16px;font-size:14.5px}.onboarding__invite{display:flex;align-items:flex-start;gap:12px;margin:24px 0 0;padding:16px 18px;border:1px dashed var(--border-strong);border-radius:var(--radius-lg);font-size:13.5px;line-height:1.5;color:var(--ink-muted)}.onboarding__invite-icon{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:7px;background:var(--sunken);color:var(--ink-muted);font-size:13px}@media (max-width: 560px){.onboarding__title{font-size:30px}.onboarding{padding:32px 18px 48px}}.chart-list{padding:28px 32px 40px;flex:1;display:flex;flex-direction:column;max-width:1080px;width:100%;margin:0 auto}.chart-list__toolbar{display:flex;align-items:center;gap:10px;margin-bottom:22px}.chart-list__toolbar-spacer{flex:1}.chart-list__search{padding:9px 14px;min-width:240px}.chart-list__grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}.chart-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:box-shadow .18s var(--ease),border-color .18s var(--ease)}.chart-card:hover{box-shadow:var(--shadow-md);border-color:var(--border-strong)}.chart-card__thumb{display:block;width:100%;border:none;background:var(--sunken);height:118px;cursor:pointer;border-bottom:1px solid var(--border);padding:0;position:relative;overflow:hidden}.chart-card__thumbnail{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain}.chart-card__thumb-placeholder{position:absolute;top:10px;right:10px;bottom:10px;left:10px;border-radius:var(--radius-sm);background-image:radial-gradient(var(--border-strong) 1px,transparent 1px);background-size:10px 10px}.chart-card__thumb-placeholder:before{content:"";position:absolute;top:0;left:20%;right:20%;height:5px;border-radius:3px;background:var(--accent)}.chart-card__body{padding:13px 14px;display:flex;flex-direction:column;gap:9px}.chart-card__head{display:flex;align-items:center;justify-content:space-between;gap:10px}.chart-card__name{background:none;border:none;padding:0;cursor:pointer;font-family:var(--font-display);font-weight:600;font-size:14px;line-height:1.25;letter-spacing:-.01em;color:var(--ink);text-align:left}.chart-card__name:hover{color:var(--accent)}.chart-card__meta{margin:0;font-family:var(--font-mono);font-size:11px;color:var(--muted)}.chart-card__divider{height:1px;background:var(--border)}.chart-card__events{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.chart-card__event-pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--border);border-radius:var(--radius-pill);padding:5px 11px;background:none;cursor:pointer;font-size:11px;font-weight:500;color:var(--ink)}.chart-card__event-pill:hover{border-color:var(--border-strong);background:var(--sunken)}.chart-card__event-pill--more{cursor:default;color:var(--muted);border-style:dashed}.chart-card__event-pill--more:hover{border-color:var(--border);background:none}.chart-card__add-event{background:none;border:none;padding:0;cursor:pointer;font-size:11px;font-weight:600;color:var(--accent)}.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:4px 10px 4px 8px;border-radius:999px;width:fit-content}.badge:before{content:"";width:6px;height:6px;border-radius:50%;flex-shrink:0}.badge--warn{color:var(--warn);background:var(--warn-bg)}.badge--warn:before{background:var(--warn-dot)}.badge--ok{color:var(--ok);background:var(--ok-bg)}.badge--ok:before{background:var(--ok-dot)}.badge--muted{color:var(--ink-muted);background:var(--sunken)}.badge--muted:before{background:var(--ink-muted)}.chart-overview__hint{margin:8px 0 0;color:var(--ink-muted);font-size:13px}.chart-overview{display:flex;gap:28px}.chart-overview__thumbnail{width:130px;height:174px;flex-shrink:0;object-fit:contain;background:var(--bg);border-radius:var(--radius);border:1px solid var(--border)}.chart-overview__info{min-width:0;display:flex;flex-direction:column;gap:18px}.chart-overview__name-row{display:flex;align-items:center;gap:6px}.chart-overview__name{font-family:var(--font-display);font-weight:600;font-size:24px;margin:0;letter-spacing:-.015em}.chart-overview__field{display:flex;flex-direction:column;gap:6px}.chart-overview__field-label{font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-subtle)}.chart-overview__key-row{display:inline-flex;align-items:center;gap:4px;background:var(--sunken);border:1px solid var(--border);border-radius:var(--radius-lg);padding:6px 6px 6px 12px}.chart-overview__key{color:var(--ink-muted);background:none;border:none;padding:0;font-size:12.5px;font-family:var(--font-mono)}.settings-page{max-width:960px;width:100%;margin:0 auto;padding:20px 24px 40px;display:flex;flex-direction:column;gap:20px}.settings-page__title{font-family:var(--font-display);font-size:22px;font-weight:600;margin:0;letter-spacing:-.015em}.settings-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xs);overflow:hidden}.settings-section{display:flex;flex-direction:column;gap:8px;padding:20px 24px}.settings-section+.settings-section{border-top:1px solid var(--border)}.settings-section__label{font-weight:700;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-subtle)}.settings-section__header{display:flex;align-items:center;justify-content:space-between;gap:8px}.settings-section__hint{margin:0;font-size:12px;color:var(--ink-subtle)}.settings-name-row{display:flex;align-items:center;gap:6px}.settings-name{font-family:var(--font-display);font-weight:600;font-size:15px}.settings-key-field{display:flex;flex-direction:column;gap:4px}.settings-key-field__label{font-size:12px;font-weight:600;color:var(--ink-muted)}.settings-key-row{display:inline-flex;align-items:center;gap:4px;background:var(--sunken);border:1px solid var(--border);border-radius:var(--radius-lg);padding:6px 6px 6px 12px;width:fit-content}.settings-key{color:var(--ink-muted);background:none;border:none;padding:0;font-size:12.5px;font-family:var(--font-mono)}.chart-overview__tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.chart-overview__tag{display:inline-flex;align-items:center;gap:4px;background:var(--sunken);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 6px 4px 10px;font-size:12.5px;color:var(--ink-muted)}.chart-overview__tag-remove{background:none;border:none;color:var(--ink-subtle);font-size:14px;line-height:1;padding:2px 4px;cursor:pointer}.chart-overview__tag-remove:hover:not(:disabled){color:var(--ink)}.chart-overview__tag-input{padding:5px 10px;font-size:12.5px;width:120px}.chart-detail-page{max-width:1080px;width:100%;margin:0 auto;padding:20px 24px 40px;display:flex;flex-direction:column;gap:14px}.back-link{align-self:flex-start;background:none;border:none;padding:0;cursor:pointer;font-size:12px;font-weight:500;color:var(--ink-muted)}.back-link:hover{color:var(--ink)}.chart-detail-page__grid{display:grid;grid-template-columns:1fr 270px;gap:14px;align-items:start}.chart-detail-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px;display:flex;flex-direction:column;gap:16px}.chart-overview__meta-row{display:flex;align-items:center;gap:9px}.chart-detail-card__actions{display:flex;gap:8px;margin-top:4px}.chart-detail-card__actions .button--cta,.chart-detail-card__actions .button--ghost{padding:6px 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