/* utono v2.0 Phase 3 — structured writing, covers, and note-level tags */
:root{
 --v3-sage:#A7B89F;--v3-sand:#DCC9A8;--v3-sky:#D6E9F6;
 --v3-tint:#F3F1EC;--v3-quiet:#73766F;
}
.theme-dark{--v3-sage:#7A8F7E;--v3-sand:#D6C9A8;--v3-sky:#8CB3D9;--v3-tint:#222623;--v3-quiet:#949C93}
.utono-v3-cover{position:relative;min-height:38px;margin:5px 0 14px;border-radius:15px;overflow:hidden}
.utono-v3-cover:has(.utono-v3-cover-image){height:clamp(160px,23vw,276px);background:var(--utono-surface-muted,#F3F1EC);border:1px solid var(--utono-border,#E7E2DA)}
.utono-v3-cover-image{display:block;width:100%;height:100%;border-radius:14px;overflow:hidden;display:grid;place-items:center;color:var(--v3-quiet);background:var(--v3-tint)}
.utono-v3-cover-image img{width:100%;height:100%;object-fit:cover;display:block;border-radius:inherit}
.utono-v3-cover-actions{display:flex;gap:8px;align-items:center;justify-content:flex-end;min-width:0}
.utono-v3-cover:has(.utono-v3-cover-image) .utono-v3-cover-actions{position:absolute;right:11px;bottom:11px;z-index:1}
.utono-v3-cover-actions button{display:inline-flex;align-items:center;gap:5px;background:var(--utono-pane,#fff);color:var(--utono-text,#1F1F1E);border:1px solid var(--utono-border,#E7E2DA);padding:8px 11px;border-radius:11px;font:inherit;font-size:12px;cursor:pointer;min-height:36px;box-shadow:0 2px 10px #00000016}
.utono-v3-cover:not(:has(.utono-v3-cover-image)) .utono-v3-cover-actions{justify-content:flex-start}
.utono-v3-cover:not(:has(.utono-v3-cover-image)) button{border-style:dashed;box-shadow:none;opacity:.8}
.utono-v3-tags{display:flex;flex-wrap:wrap;align-items:center;gap:7px;margin:12px 0 21px;min-height:32px}
.utono-v3-tags > button[data-action="tag-add"]{display:inline-flex;align-items:center;gap:6px;font:inherit;font-size:12px;border:1px dashed var(--utono-border,#E7E2DA);border-radius:100px;background:transparent;color:var(--utono-muted,#747970);padding:7px 11px;cursor:pointer;min-height:35px}
.utono-v3-tag{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:100px;padding:5px 11px;font-size:11px;font-weight:620;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis;color:#243026;background:#E5EBE3;min-height:26px}
button.utono-v3-tag{cursor:pointer}button.utono-v3-tag:hover{filter:brightness(.96)}
.tone-sage{--v3-label:#E5EBE3;--v3-label-dark:#33483B}
.tone-sand{--v3-label:#F2E7D6;--v3-label-dark:#4B4031}
.tone-sky{--v3-label:#E0EDF4;--v3-label-dark:#2C4450}
.tone-lavender{--v3-label:#EBE6F3;--v3-label-dark:#453D53}
.tone-rose{--v3-label:#F5E4E0;--v3-label-dark:#4D373B}
.utono-v3-tag{background:var(--v3-label)}
.theme-dark .utono-v3-tag{background:var(--v3-label-dark);color:#EDEDE8}
.utono-v3-card-tags,.utono-v3-row-tags{display:flex;gap:5px;flex-wrap:wrap;min-width:0;max-width:100%;margin:8px 0 5px}
.utono-v3-card-tags .utono-v3-tag,.utono-v3-row-tags .utono-v3-tag{font-size:10px;min-height:23px;padding:3px 9px}
.utono-v3-rail-tags{display:flex;gap:4px;overflow:hidden;max-width:100%}.utono-v3-rail-tags .utono-v3-tag{font-size:9px;padding:2px 7px;min-height:19px}
.utono-v3-sidebar-tags .sidebar-empty{font-size:12px;padding:9px 11px}
.utono-v3-sidebar-tag{width:100%;display:flex;align-items:center;gap:11px;color:var(--utono-muted,#747970);border:0;background:transparent;padding:9px 12px;border-radius:11px;text-align:left;font:inherit;font-size:12px;cursor:pointer;min-height:38px}
.utono-v3-sidebar-tag.active,.utono-v3-sidebar-tag:hover{color:var(--utono-text,#1F1F1E);background:var(--utono-surface-muted,#E5EBE3)}
.utono-v3-sidebar-tag span:nth-child(2){flex:1;overflow:hidden;text-overflow:ellipsis}
.utono-v3-sidebar-tag small{font-size:11px;opacity:.78}
.utono-v3-tag-dot{display:block;flex:0 0 10px;width:10px;height:10px;border-radius:50%;background:var(--v3-label)}
.theme-dark .utono-v3-tag-dot{background:var(--v3-label-dark);border:1px solid var(--v3-sage)}
.utono-v3-filter-notice{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--utono-muted,#73766F);margin:10px 0 20px}
.utono-v3-filter-notice button{border:1px solid var(--utono-border,#E7E2DA);border-radius:100px;padding:5px 10px;background:transparent;color:inherit;cursor:pointer}
.utono-v3-tag-management{display:grid;gap:6px;margin:16px 0;max-height:230px;overflow-y:auto}
.utono-v3-tag-management > div{display:flex;align-items:center;gap:7px;justify-content:flex-start}
.utono-v3-tag-management button:not(.utono-v3-tag){border:1px solid var(--utono-border,#E7E2DA);border-radius:8px;background:transparent;color:var(--utono-text,#1F1F1E);cursor:pointer;width:34px;height:34px;display:grid;place-items:center}
.utono-v3-heading-choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;margin:6px 0}
.utono-v3-heading-choices button{justify-content:center!important;padding:8px 4px!important;min-height:38px}
.utono-rich-line.kind-heading[data-level="1"] .utono-rich-content{font-size:clamp(25px,2.2vw,31px);font-weight:720;line-height:1.18;letter-spacing:-.04em}
.utono-rich-line.kind-heading[data-level="2"] .utono-rich-content{font-size:clamp(21px,1.8vw,26px);font-weight:700;line-height:1.27;letter-spacing:-.025em}
.utono-rich-line.kind-heading[data-level="3"] .utono-rich-content{font-size:clamp(17px,1.45vw,21px);font-weight:665;line-height:1.35;letter-spacing:-.017em}
.utono-rich-line.kind-caption .utono-rich-content,.doc-preview-text .utono-v3-caption{font-size:13px;line-height:1.55;color:var(--v3-quiet);font-style:italic}
.utono-rich-line{position:relative}
.utono-v3-block-actions{position:absolute;right:calc(100% + 6px);top:2px;display:flex;gap:2px;opacity:0;transition:opacity .15s}
.utono-rich-line:hover .utono-v3-block-actions,.utono-rich-line:focus-within .utono-v3-block-actions{opacity:1}
.utono-v3-block-actions button{height:28px;width:22px;padding:0;border-radius:7px;border:1px solid var(--utono-border,#E7E2DA);background:var(--utono-pane,#FFF);color:var(--utono-muted,#73766F);font-size:14px;cursor:pointer}
.format-toolbar{overflow-x:auto;scrollbar-width:thin;gap:2px;max-width:100%;-webkit-overflow-scrolling:touch}
.format-toolbar .format-action{flex-shrink:0;min-width:30px}
.format-toolbar button[data-action="format-body"]{font-size:11px}
:where(.utono-v3-cover-actions,.utono-v3-tags,.utono-v3-tag-management,.utono-v3-sidebar-tags,.utono-v3-heading-choices) button:focus-visible{outline:2px solid var(--utono-focus,#2D604C);outline-offset:3px}
@media (max-width:1100px){.utono-v3-block-actions{position:static;opacity:.76;flex-shrink:0;order:5}.utono-v3-block-actions button{min-height:31px;min-width:27px}.utono-rich-line{display:flex;align-items:flex-start;flex-wrap:nowrap}}
@media (max-width:720px){.utono-v3-cover:has(.utono-v3-cover-image){height:clamp(130px,44vw,195px);border-radius:13px}.utono-v3-cover-actions button{min-height:40px}.utono-v3-tags{margin:8px 0 16px}.utono-v3-block-actions{opacity:1}.utono-v3-block-actions button{min-height:34px}.format-toolbar{border-radius:10px}.utono-v3-card-tags .utono-v3-tag:nth-child(n+3){display:none}}
@media (max-width:380px){.utono-v3-cover-actions button{font-size:11px;padding:7px}.utono-v3-block-actions button{width:22px;min-width:22px}}
@media (prefers-reduced-motion:reduce){.utono-v3-block-actions{transition:none}}
/* Keep block controls INSIDE the document column; never overlap the notes rail. */
.utono-v3-block-actions{position:static;order:5;flex:0 0 auto;right:auto;top:auto;align-self:center;opacity:0}
.utono-rich-line:hover .utono-v3-block-actions,.utono-rich-line:focus-within .utono-v3-block-actions{opacity:1}
@media (max-width:720px){.utono-v3-block-actions{opacity:.72}}