/* ============================================================
   Zan Personal Notes — design system & application styles
   Tokens first, components second. Light + dark themes via
   [data-theme] on <html> (resolved from user choice / system).
   ============================================================ */

/* ---------- Design tokens ---------- */

:root {
    /* Layout */
    --zn-sidebar-width: 264px;
    --zn-radius-sm: 8px;
    --zn-radius: 12px;
    --zn-radius-lg: 16px;
    --zn-radius-xl: 20px;

    /* Type scale */
    --zn-font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
    --zn-fs-xs: .75rem;
    --zn-fs-sm: .8125rem;
    --zn-fs-base: .9375rem;
    --zn-fs-md: 1rem;
    --zn-fs-lg: 1.25rem;
    --zn-fs-xl: 1.625rem;

    /* Light theme surfaces */
    --zn-bg: #f4f5f9;
    --zn-surface: #ffffff;
    --zn-surface-2: #f8f9fc;
    --zn-border: #e4e6ee;
    --zn-border-strong: #d3d6e2;
    --zn-text: #1c1f26;
    --zn-text-2: #3d424d;
    --zn-muted: #5d6470;
    /* Zanpad brand: royal blue from the logo, yellow/orange accents */
    --zn-primary: #2453cf;
    --zn-primary-hover: #1c42a8;
    --zn-primary-active: #163588;
    --zn-primary-soft: #e9eefc;
    --zn-primary-soft-text: #1c42a8;
    --zn-brand-navy: #1e2a5e;
    --zn-brand-yellow: #ffd94a;
    --zn-brand-orange: #f29a1f;
    --zn-danger: #b02a37;
    --zn-success: #14764a;
    --zn-focus: #1d2f8f;

    --zn-shadow-xs: 0 1px 2px rgba(23, 26, 38, .06);
    --zn-shadow: 0 1px 3px rgba(23, 26, 38, .07), 0 8px 24px rgba(23, 26, 38, .06);
    --zn-shadow-lg: 0 4px 12px rgba(23, 26, 38, .10), 0 16px 40px rgba(23, 26, 38, .12);

    /* Sticky note palette — muted, paper-like (light) */
    --note-ink: #35322a;
    --note-ink-2: #55503f;
    --note-meta: #5b564a;
    --note-yellow: #f6eeb4;
    --note-yellow-edge: #e8dd8d;
    --note-blue: #d6e6f6;
    --note-blue-edge: #b9d3ec;
    --note-green: #d8eedd;
    --note-green-edge: #b9ddc2;
    --note-pink: #f6dbe9;
    --note-pink-edge: #eabfd6;
    --note-purple: #e5def6;
    --note-purple-edge: #cfc3ec;
    --note-orange: #f8e2c8;
    --note-orange-edge: #edcba2;

    color-scheme: light;
}

[data-theme="dark"] {
    --zn-bg: #121419;
    --zn-surface: #1a1d25;
    --zn-surface-2: #20242e;
    --zn-border: #2a2f3b;
    --zn-border-strong: #394050;
    --zn-text: #e9ebf1;
    --zn-text-2: #c6cad4;
    --zn-muted: #9aa2b1;
    --zn-primary: #7d9bff;
    --zn-primary-hover: #97b0ff;
    --zn-primary-active: #6485f4;
    --zn-primary-soft: #212b4d;
    --zn-primary-soft-text: #aec0ff;
    --zn-brand-navy: #101a3d;
    --zn-brand-yellow: #e8c53e;
    --zn-brand-orange: #e0901c;
    --zn-danger: #f1889a;
    --zn-success: #67d29d;
    --zn-focus: #9db1ff;

    --zn-shadow-xs: 0 1px 2px rgba(0, 0, 0, .4);
    --zn-shadow: 0 1px 3px rgba(0, 0, 0, .45), 0 8px 24px rgba(0, 0, 0, .35);
    --zn-shadow-lg: 0 4px 12px rgba(0, 0, 0, .5), 0 16px 40px rgba(0, 0, 0, .45);

    /* Sticky notes in dark: deep muted tints, light ink */
    --note-ink: #ece9df;
    --note-ink-2: #d4d0c2;
    --note-meta: #beb9a9;
    --note-yellow: #403b22;
    --note-yellow-edge: #565030;
    --note-blue: #243647;
    --note-blue-edge: #33485d;
    --note-green: #253d2c;
    --note-green-edge: #35523e;
    --note-pink: #432b38;
    --note-pink-edge: #593c4c;
    --note-purple: #343050;
    --note-purple-edge: #464068;
    --note-orange: #45331e;
    --note-orange-edge: #5c452b;

    color-scheme: dark;
}

/* ---------- Base ---------- */

html, body { height: 100%; }

body {
    background: var(--zn-bg);
    color: var(--zn-text);
    font-family: var(--zn-font);
    font-size: var(--zn-fs-base);
    line-height: 1.55;
    overflow-x: hidden;
    transition: background-color .2s ease, color .2s ease;
}

a { text-decoration: none; color: var(--zn-primary); }
a:hover { color: var(--zn-primary-hover); }

.text-muted { color: var(--zn-muted) !important; }

h1, h2, h3, h4, h5, h6 { color: var(--zn-text); }

::selection { background: var(--zn-primary-soft); color: var(--zn-primary-soft-text); }

/* ---------- Accessibility helpers ---------- */

.zn-skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 2000;
    background: var(--zn-surface);
    color: var(--zn-primary);
    padding: .65rem 1.1rem;
    border-radius: 0 0 var(--zn-radius) 0;
    font-weight: 600;
    box-shadow: var(--zn-shadow-lg);
}

.zn-skip-link:focus { left: 0; }

.zn-icon-btn:focus-visible,
.zn-chip:focus-visible,
.zn-swatch:focus-visible,
.zn-color-dot:focus-visible,
.zn-note:focus-visible,
.zn-tag-chip:focus-visible,
.zn-nav .nav-link:focus-visible,
.zn-editor:focus-visible,
.zn-editor-toolbar button:focus-visible,
.zn-note-menu button:focus-visible,
.zn-stat-pill:focus-visible,
.zn-search-clear:focus-visible {
    outline: 2px solid var(--zn-focus);
    outline-offset: 2px;
    border-radius: var(--zn-radius-sm);
}

.zn-swatches label:has(input:focus-visible) {
    outline: 2px solid var(--zn-focus);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
    .zn-note:hover { transform: none; }
}

/* ---------- Bootstrap re-theming ---------- */

.btn { border-radius: 10px; font-weight: 500; }

.btn-primary {
    --bs-btn-bg: var(--zn-primary);
    --bs-btn-border-color: var(--zn-primary);
    --bs-btn-hover-bg: var(--zn-primary-hover);
    --bs-btn-hover-border-color: var(--zn-primary-hover);
    --bs-btn-active-bg: var(--zn-primary-active);
    --bs-btn-active-border-color: var(--zn-primary-active);
    --bs-btn-disabled-bg: var(--zn-primary);
    --bs-btn-disabled-border-color: var(--zn-primary);
}

[data-theme="dark"] .btn-primary {
    --bs-btn-color: #10131c;
    --bs-btn-hover-color: #10131c;
    --bs-btn-active-color: #10131c;
}

.btn-light, .btn-outline-secondary {
    --bs-btn-bg: var(--zn-surface);
    --bs-btn-color: var(--zn-text-2);
    --bs-btn-border-color: var(--zn-border-strong);
    --bs-btn-hover-bg: var(--zn-surface-2);
    --bs-btn-hover-color: var(--zn-text);
    --bs-btn-hover-border-color: var(--zn-border-strong);
    --bs-btn-active-bg: var(--zn-surface-2);
    --bs-btn-active-color: var(--zn-text);
    --bs-btn-active-border-color: var(--zn-border-strong);
}

.form-control, .form-select {
    background-color: var(--zn-surface);
    border-color: var(--zn-border-strong);
    color: var(--zn-text);
    border-radius: 10px;
}

.form-control:focus, .form-select:focus {
    background-color: var(--zn-surface);
    border-color: var(--zn-primary);
    color: var(--zn-text);
    box-shadow: 0 0 0 .2rem color-mix(in srgb, var(--zn-primary) 18%, transparent);
}

.form-control::placeholder { color: var(--zn-muted); }

.form-check-input {
    background-color: var(--zn-surface);
    border-color: var(--zn-border-strong);
}

.form-check-input:checked { background-color: var(--zn-primary); border-color: var(--zn-primary); }

.form-label, .form-check-label { color: var(--zn-text-2); }

.modal-content {
    background: var(--zn-surface);
    color: var(--zn-text);
    border: 1px solid var(--zn-border);
    border-radius: var(--zn-radius-xl);
    box-shadow: var(--zn-shadow-lg);
}

.modal-backdrop { --bs-backdrop-opacity: .55; }

.dropdown-menu {
    background: var(--zn-surface);
    border: 1px solid var(--zn-border);
    border-radius: var(--zn-radius);
    box-shadow: var(--zn-shadow-lg);
    padding: .4rem;
    font-size: var(--zn-fs-sm);
}

.dropdown-item {
    color: var(--zn-text-2);
    border-radius: var(--zn-radius-sm);
    padding: .45rem .65rem;
    display: flex;
    align-items: center;
    gap: .55rem;
}

.dropdown-item i { font-size: 1rem; color: var(--zn-muted); }

.dropdown-item:hover, .dropdown-item:focus { background: var(--zn-surface-2); color: var(--zn-text); }
.dropdown-item:hover i, .dropdown-item:focus i { color: var(--zn-text); }

.dropdown-item.text-danger, .dropdown-item.text-danger i { color: var(--zn-danger) !important; }

.dropdown-divider { border-color: var(--zn-border); }

.dropdown-header { color: var(--zn-muted); font-size: var(--zn-fs-xs); }

.alert-success {
    --bs-alert-bg: color-mix(in srgb, var(--zn-success) 12%, var(--zn-surface));
    --bs-alert-color: var(--zn-success);
    --bs-alert-border-color: color-mix(in srgb, var(--zn-success) 35%, transparent);
}

.offcanvas {
    background: var(--zn-surface);
    color: var(--zn-text);
}

.btn-close { filter: none; }
[data-theme="dark"] .btn-close { filter: invert(1) grayscale(100%) brightness(180%); }

kbd.zn-kbd {
    background: var(--zn-surface-2);
    border: 1px solid var(--zn-border-strong);
    border-bottom-width: 2px;
    border-radius: 6px;
    color: var(--zn-muted);
    font-size: .68rem;
    font-family: var(--zn-font);
    padding: .1rem .35rem;
    line-height: 1.2;
}

/* ---------- Sidebar ---------- */

.zn-sidebar {
    width: var(--zn-sidebar-width);
    min-height: 100vh;
    background: var(--zn-surface);
    border-right: 1px solid var(--zn-border);
    position: fixed;
    inset: 0 auto 0 0;
    display: flex;
    flex-direction: column;
    z-index: 1030;
}

.zn-brand {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: 1.15rem 1.25rem;
    font-weight: 700;
    font-size: var(--zn-fs-md);
    letter-spacing: -.01em;
    color: var(--zn-text);
}

.zn-brand-icon {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--zn-primary) 0%, var(--zn-brand-navy) 100%);
    color: #fff;
    border-radius: 10px;
    font-size: 1.05rem;
    flex-shrink: 0;
}

.zn-brand-logo {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 10px;
    flex-shrink: 0;
    box-shadow: var(--zn-shadow-xs);
}

.zn-nav {
    padding: .35rem .8rem 1rem;
    flex: 1 1 auto;
    overflow-y: auto;
}

.zn-nav .nav-link {
    display: flex;
    align-items: center;
    gap: .7rem;
    color: var(--zn-text-2);
    padding: .48rem .75rem;
    margin-bottom: .1rem;
    border-radius: 10px;
    font-size: var(--zn-fs-sm);
    font-weight: 500;
    transition: background-color .12s ease, color .12s ease;
}

.zn-nav .nav-link i { font-size: 1.02rem; color: var(--zn-muted); transition: color .12s ease; }

.zn-nav .nav-link:hover { background: var(--zn-surface-2); color: var(--zn-text); }
.zn-nav .nav-link:hover i { color: var(--zn-text); }

.zn-nav .nav-link.active {
    background: var(--zn-primary-soft);
    color: var(--zn-primary-soft-text);
    font-weight: 600;
}

.zn-nav .nav-link.active i { color: var(--zn-primary-soft-text); }

.zn-nav .nav-link .badge {
    margin-left: auto;
    background: var(--zn-surface-2);
    color: var(--zn-muted);
    font-weight: 600;
    font-size: .68rem;
}

.zn-nav .nav-link.active .badge { background: color-mix(in srgb, var(--zn-primary) 16%, transparent); color: var(--zn-primary-soft-text); }

.zn-nav-heading {
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 700;
    color: var(--zn-muted);
    padding: 1.1rem .75rem .4rem;
}

.zn-tag-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--zn-primary);
    opacity: .55;
    flex-shrink: 0;
    margin: 0 .25rem 0 .3rem;
}

.zn-sidebar-footer {
    border-top: 1px solid var(--zn-border);
    padding: .75rem;
}

.zn-user {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .35rem .5rem .6rem;
}

.zn-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--zn-primary-soft);
    color: var(--zn-primary-soft-text);
    display: grid;
    place-items: center;
    font-weight: 700;
    font-size: var(--zn-fs-sm);
    flex-shrink: 0;
}

.zn-user-name { font-size: var(--zn-fs-sm); font-weight: 600; line-height: 1.25; color: var(--zn-text); }
.zn-user-email { font-size: var(--zn-fs-xs); color: var(--zn-muted); word-break: break-all; }

.zn-sidebar-footer .nav-link {
    color: var(--zn-text-2);
    border-radius: 8px;
    transition: background-color .12s ease, color .12s ease;
}

.zn-sidebar-footer .nav-link i { color: var(--zn-muted); }

.zn-sidebar-footer .nav-link:hover { background: var(--zn-surface-2); color: var(--zn-text); }

.zn-sidebar-footer .nav-link.active { background: var(--zn-primary-soft); color: var(--zn-primary-soft-text); }

/* ---------- Main column & topbar ---------- */

.zn-main {
    margin-left: var(--zn-sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.zn-topbar {
    background: color-mix(in srgb, var(--zn-surface) 88%, transparent);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--zn-border);
    padding: .65rem 1.5rem;
    display: flex;
    align-items: center;
    gap: .9rem;
    position: sticky;
    top: 0;
    z-index: 1020;
}

.zn-search {
    position: relative;
    flex: 1 1 auto;
    max-width: 460px;
}

.zn-search .bi-search {
    position: absolute;
    left: .85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--zn-muted);
    pointer-events: none;
}

.zn-search input {
    padding-left: 2.45rem;
    padding-right: 4.6rem;
    border-radius: 10px;
    background: var(--zn-surface-2);
    border-color: transparent;
    font-size: var(--zn-fs-sm);
    height: 40px;
}

.zn-search input:focus {
    background: var(--zn-surface);
    border-color: var(--zn-primary);
}

.zn-search .zn-search-hint {
    position: absolute;
    right: .7rem;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    display: flex;
    gap: .2rem;
}

.zn-search-clear {
    position: absolute;
    right: 2.9rem;
    top: 50%;
    transform: translateY(-50%);
    border: 0;
    background: transparent;
    color: var(--zn-muted);
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: none;
    place-items: center;
    padding: 0;
}

.zn-search-clear:hover { background: var(--zn-surface-2); color: var(--zn-text); }
.zn-search.has-value .zn-search-clear { display: grid; }
.zn-search.has-value .zn-search-hint { display: none; }

.zn-topbar-btn {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--zn-border);
    background: var(--zn-surface);
    color: var(--zn-text-2);
    display: grid;
    place-items: center;
    font-size: 1.05rem;
    padding: 0;
    transition: background-color .12s ease, border-color .12s ease;
}

.zn-topbar-btn:hover { background: var(--zn-surface-2); border-color: var(--zn-border-strong); color: var(--zn-text); }

.zn-avatar-btn {
    border: 0;
    background: transparent;
    padding: 2px;
    border-radius: 50%;
}

/* ---------- Content ---------- */

.zn-content { padding: 1.75rem 1.75rem 2.5rem; flex: 1 1 auto; }

.zn-page-title {
    font-size: var(--zn-fs-xl);
    font-weight: 800;
    letter-spacing: -.02em;
    margin: 0;
}

.zn-page-sub { color: var(--zn-muted); font-size: var(--zn-fs-sm); margin: .25rem 0 0; }

/* ---------- Dashboard stat pills ---------- */

.zn-stat-row { display: flex; flex-wrap: wrap; gap: .6rem; }

.zn-stat-pill {
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    background: var(--zn-surface);
    border: 1px solid var(--zn-border);
    border-radius: 999px;
    padding: .45rem 1rem .45rem .6rem;
    color: var(--zn-text-2);
    font-size: var(--zn-fs-sm);
    font-weight: 600;
    transition: border-color .12s ease, box-shadow .12s ease, transform .12s ease;
}

.zn-stat-pill:hover {
    border-color: var(--zn-border-strong);
    box-shadow: var(--zn-shadow-xs);
    color: var(--zn-text);
    transform: translateY(-1px);
}

.zn-stat-pill .zn-stat-ico {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: .9rem;
    flex-shrink: 0;
}

.zn-stat-pill .zn-stat-num { font-weight: 800; color: var(--zn-text); }

/* Legacy stat card (tags page) */
.zn-stat {
    background: var(--zn-surface);
    border: 1px solid var(--zn-border);
    border-radius: var(--zn-radius);
    padding: 1rem 1.15rem;
    display: flex;
    align-items: center;
    gap: .9rem;
    height: 100%;
}

.zn-stat-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.zn-stat .zn-stat-value { font-size: 1.4rem; font-weight: 800; margin: 0; line-height: 1.1; }
.zn-stat span { color: var(--zn-muted); font-size: var(--zn-fs-xs); }

/* ---------- Notes grid & sticky cards ---------- */

.zn-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(256px, 1fr));
    gap: 1.1rem;
    align-items: start;
}

.zn-note {
    border-radius: var(--zn-radius-lg);
    border: 1px solid rgba(0, 0, 0, .05);
    box-shadow: var(--zn-shadow-xs);
    padding: .85rem 1.05rem .7rem;
    display: flex;
    flex-direction: column;
    min-height: 156px;
    color: var(--note-ink);
    transition: box-shadow .16s ease, transform .16s ease;
    position: relative;
    animation: zn-card-in .22s ease both;
}

@keyframes zn-card-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: none; }
}

.zn-note:hover { box-shadow: var(--zn-shadow); transform: translateY(-3px); }

.zn-note.zn-dragging { opacity: .6; transform: rotate(2deg); }

/* Sticky note colors + a folded top edge accent */
.zn-note-yellow { background: var(--note-yellow); border-top: 3px solid var(--note-yellow-edge); }
.zn-note-blue   { background: var(--note-blue);   border-top: 3px solid var(--note-blue-edge); }
.zn-note-green  { background: var(--note-green);  border-top: 3px solid var(--note-green-edge); }
.zn-note-pink   { background: var(--note-pink);   border-top: 3px solid var(--note-pink-edge); }
.zn-note-purple { background: var(--note-purple); border-top: 3px solid var(--note-purple-edge); }
.zn-note-orange { background: var(--note-orange); border-top: 3px solid var(--note-orange-edge); }

.zn-note-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 26px;
    margin-bottom: .1rem;
}

.zn-note-pin {
    color: var(--zn-danger);
    font-size: .95rem;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    font-size: var(--zn-fs-xs);
    font-weight: 600;
    color: var(--note-meta);
}

.zn-note-pin .bi { color: #c0392b; font-size: .95rem; }
[data-theme="dark"] .zn-note-pin .bi { color: #ef8f83; }

.zn-note-menu .zn-icon-btn { opacity: 0; }
.zn-note:hover .zn-note-menu .zn-icon-btn,
.zn-note:focus-within .zn-note-menu .zn-icon-btn,
.zn-note-menu .zn-icon-btn[aria-expanded="true"] { opacity: 1; }

@media (hover: none) { .zn-note-menu .zn-icon-btn { opacity: 1; } }

.zn-note-title {
    font-weight: 700;
    font-size: var(--zn-fs-md);
    letter-spacing: -.01em;
    margin: 0 0 .35rem;
    color: var(--note-ink);
    word-break: break-word;
    line-height: 1.35;
}

.zn-note.completed .zn-note-title { text-decoration: line-through; opacity: .62; }

.zn-note-body {
    font-size: var(--zn-fs-sm);
    color: var(--note-ink-2);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 7;
    -webkit-box-orient: vertical;
    word-break: break-word;
    margin-bottom: .55rem;
    line-height: 1.55;
}

.zn-note-body h1, .zn-note-body h2, .zn-note-body h3 { font-size: var(--zn-fs-base); font-weight: 700; margin: .25rem 0; color: var(--note-ink); }
.zn-note-body ul, .zn-note-body ol { padding-left: 1.2rem; margin-bottom: .3rem; }
.zn-note-body p, .zn-note-body div { margin-bottom: .2rem; }
.zn-note-body a { color: inherit; text-decoration: underline; }

.zn-note.completed .zn-note-body { opacity: .58; }

.zn-checklist { list-style: none; padding: 0; margin: 0 0 .55rem; }

.zn-checklist li {
    display: flex;
    align-items: start;
    gap: .55rem;
    font-size: var(--zn-fs-sm);
    padding: .14rem 0;
    color: var(--note-ink-2);
}

.zn-checklist li .form-check-input {
    margin-top: .22rem;
    flex-shrink: 0;
    cursor: pointer;
    background-color: transparent;
    border-color: color-mix(in srgb, var(--note-ink) 45%, transparent);
}

.zn-checklist li .form-check-input:checked { background-color: var(--zn-primary); border-color: var(--zn-primary); }

.zn-checklist li.done span { text-decoration: line-through; opacity: .55; }

.zn-checklist-progress {
    height: 4px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--note-ink) 14%, transparent);
    margin: .1rem 0 .55rem;
    overflow: hidden;
}

.zn-checklist-progress > span {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: var(--zn-primary);
    transition: width .25s ease;
}

.zn-checklist-more { font-size: var(--zn-fs-xs); color: var(--note-meta); padding-left: 1.75rem; }

.zn-note-tags { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: .55rem; }

.zn-tag-chip {
    background: color-mix(in srgb, var(--note-ink) 9%, transparent);
    color: var(--note-ink-2);
    font-size: .7rem;
    font-weight: 600;
    padding: .14rem .6rem;
    border-radius: 999px;
    cursor: pointer;
    border: 0;
    transition: background-color .12s ease;
}

.zn-tag-chip:hover { background: color-mix(in srgb, var(--note-ink) 17%, transparent); }

.zn-note-reminder {
    font-size: var(--zn-fs-xs);
    font-weight: 500;
    color: var(--note-meta);
    background: color-mix(in srgb, var(--note-ink) 8%, transparent);
    border-radius: 8px;
    padding: .18rem .55rem;
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    margin-bottom: .55rem;
    align-self: flex-start;
}

.zn-note-reminder.overdue { color: var(--zn-danger); font-weight: 600; }

.zn-note-meeting {
    display: flex;
    align-items: center;
    gap: .45rem;
    font-size: var(--zn-fs-xs);
    font-weight: 600;
    color: var(--note-ink);
    background: color-mix(in srgb, var(--note-ink) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--note-ink) 16%, transparent);
    border-radius: 9px;
    padding: .34rem .6rem;
    margin-bottom: .55rem;
    transition: background-color .12s ease;
}

.zn-note-meeting:hover {
    background: color-mix(in srgb, var(--note-ink) 18%, transparent);
    color: var(--note-ink);
}

.zn-note-meeting .bi-camera-video-fill { font-size: .85rem; }
.zn-note-meeting .bi-box-arrow-up-right { font-size: .7rem; opacity: .7; }

.zn-note-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    border-top: 1px dashed color-mix(in srgb, var(--note-ink) 18%, transparent);
    padding-top: .45rem;
}

.zn-note-date { font-size: .71rem; color: var(--note-meta); }

.zn-note-actions { display: flex; gap: .05rem; opacity: 0; transition: opacity .15s ease; }

.zn-note:hover .zn-note-actions,
.zn-note:focus-within .zn-note-actions { opacity: 1; }

@media (hover: none) { .zn-note-actions { opacity: 1; } }

.zn-icon-btn {
    border: 0;
    background: transparent;
    color: color-mix(in srgb, var(--note-ink) 72%, transparent);
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    font-size: .95rem;
    padding: 0;
    transition: background-color .12s ease, color .12s ease, transform .12s ease;
}

.zn-icon-btn:hover {
    background: color-mix(in srgb, var(--note-ink) 11%, transparent);
    color: var(--note-ink);
}

.zn-icon-btn:active { transform: scale(.92); }

.zn-icon-btn.active-fav { color: #b8860b; }
[data-theme="dark"] .zn-icon-btn.active-fav { color: #f0c05a; }

@keyframes zn-pop {
    0% { transform: scale(1); }
    45% { transform: scale(1.35); }
    100% { transform: scale(1); }
}

.zn-icon-btn.zn-pop i { animation: zn-pop .3s ease; display: inline-block; }

/* ---------- Filter bar ---------- */

.zn-filters {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    align-items: center;
    margin-bottom: 1.25rem;
}

.zn-chip {
    border: 1px solid var(--zn-border);
    background: var(--zn-surface);
    color: var(--zn-text-2);
    border-radius: 999px;
    padding: .3rem .9rem;
    font-size: var(--zn-fs-sm);
    font-weight: 600;
    transition: background-color .12s ease, border-color .12s ease, color .12s ease;
}

.zn-chip:hover { border-color: var(--zn-primary); color: var(--zn-primary); }

.zn-chip.active {
    background: var(--zn-primary);
    border-color: var(--zn-primary);
    color: #fff;
}

[data-theme="dark"] .zn-chip.active { color: #10131c; }

.zn-color-dot {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid color-mix(in srgb, var(--zn-text) 15%, transparent);
    padding: 0;
    flex-shrink: 0;
    transition: transform .12s ease, border-color .12s ease;
}

.zn-color-dot:hover { transform: scale(1.12); }

.zn-color-dot.active { border-color: var(--zn-text); box-shadow: 0 0 0 2px var(--zn-bg) inset; }

.zn-dot-yellow { background: var(--note-yellow); }
.zn-dot-blue   { background: var(--note-blue); }
.zn-dot-green  { background: var(--note-green); }
.zn-dot-pink   { background: var(--note-pink); }
.zn-dot-purple { background: var(--note-purple); }
.zn-dot-orange { background: var(--note-orange); }

/* ---------- Skeleton loading ---------- */

.zn-skeleton {
    border-radius: var(--zn-radius-lg);
    background: var(--zn-surface);
    border: 1px solid var(--zn-border);
    padding: 1rem;
    min-height: 150px;
}

.zn-skeleton .bar {
    height: 12px;
    border-radius: 6px;
    background: linear-gradient(90deg, var(--zn-surface-2) 25%, var(--zn-border) 45%, var(--zn-surface-2) 65%);
    background-size: 200% 100%;
    animation: zn-shimmer 1.4s linear infinite;
    margin-bottom: .7rem;
}

.zn-skeleton .bar.w60 { width: 60%; }
.zn-skeleton .bar.w90 { width: 90%; }
.zn-skeleton .bar.w75 { width: 75%; }
.zn-skeleton .bar.w40 { width: 40%; height: 9px; margin-top: 1.4rem; }

@keyframes zn-shimmer {
    from { background-position: 200% 0; }
    to { background-position: -200% 0; }
}

/* ---------- Modal editor ---------- */

.zn-editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: .15rem;
    border: 1px solid var(--zn-border-strong);
    border-bottom: 0;
    border-radius: 10px 10px 0 0;
    padding: .3rem;
    background: var(--zn-surface-2);
}

.zn-editor-toolbar button {
    border: 0;
    background: transparent;
    width: 32px;
    height: 32px;
    border-radius: 7px;
    color: var(--zn-text-2);
    display: grid;
    place-items: center;
    font-size: .95rem;
    transition: background-color .12s ease;
}

.zn-editor-toolbar button:hover { background: var(--zn-border); color: var(--zn-text); }

.zn-editor-toolbar .vr { background-color: var(--zn-border-strong); }

.zn-editor {
    border: 1px solid var(--zn-border-strong);
    border-radius: 0 0 10px 10px;
    min-height: 180px;
    max-height: 320px;
    overflow-y: auto;
    padding: .8rem 1rem;
    font-size: var(--zn-fs-base);
    background: var(--zn-surface);
    color: var(--zn-text);
}

.zn-editor:focus { outline: none; border-color: var(--zn-primary); }

.zn-editor:empty::before { content: attr(data-placeholder); color: var(--zn-muted); }

.zn-editor h1, .zn-editor h2, .zn-editor h3 { font-size: 1.15rem; font-weight: 700; }

.zn-editor a { text-decoration: underline; }

/* Checklist editor rows */
.zn-check-row {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .3rem .25rem;
    border-radius: 8px;
}

.zn-check-row:hover { background: var(--zn-surface-2); }

.zn-check-row .zn-check-drag { cursor: grab; color: var(--zn-muted); }

.zn-check-row input[type="text"] {
    border: 0;
    border-bottom: 1px solid transparent;
    flex: 1;
    font-size: var(--zn-fs-sm);
    background: transparent;
    color: var(--zn-text);
    padding: .15rem 0;
}

.zn-check-row input[type="text"]:focus { outline: none; border-bottom-color: var(--zn-primary); }

.zn-check-row.done input[type="text"] { text-decoration: line-through; color: var(--zn-muted); }

.zn-check-row .zn-icon-btn { color: var(--zn-muted); }
.zn-check-row .zn-icon-btn:hover { background: var(--zn-border); color: var(--zn-text); }

/* Color swatches */
.zn-swatches { display: flex; gap: .55rem; flex-wrap: wrap; }

.zn-swatch {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid color-mix(in srgb, var(--zn-text) 15%, transparent);
    padding: 0;
    position: relative;
    transition: transform .12s ease, border-color .12s ease;
}

.zn-swatch:hover { transform: scale(1.1); }

.zn-swatch.active { border-color: var(--zn-text); }

.zn-swatch.active::after {
    content: "\F26E";
    font-family: "bootstrap-icons";
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    font-size: .95rem;
    color: rgba(0, 0, 0, .6);
}

[data-theme="dark"] .zn-swatch.active::after { color: rgba(255, 255, 255, .8); }

/* Tags input */
.zn-tags-input {
    display: flex;
    flex-wrap: wrap;
    gap: .35rem;
    border: 1px solid var(--zn-border-strong);
    border-radius: 10px;
    padding: .45rem .55rem;
    background: var(--zn-surface);
    cursor: text;
}

.zn-tags-input:focus-within { border-color: var(--zn-primary); }

.zn-tags-input .zn-tag-chip {
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    font-size: var(--zn-fs-xs);
    background: var(--zn-primary-soft);
    color: var(--zn-primary-soft-text);
    cursor: default;
}

.zn-tags-input .zn-tag-chip button {
    border: 0;
    background: transparent;
    color: inherit;
    padding: 0;
    font-size: .85rem;
    line-height: 1;
    display: grid;
    place-items: center;
}

.zn-tags-input input {
    border: 0;
    outline: none;
    flex: 1;
    min-width: 120px;
    font-size: var(--zn-fs-sm);
    background: transparent;
    color: var(--zn-text);
}

.zn-tags-input input::placeholder { color: var(--zn-muted); }

/* Autosave status */
.zn-save-status { font-size: var(--zn-fs-xs); color: var(--zn-muted); display: inline-flex; align-items: center; gap: .35rem; }
.zn-save-status.saving { color: var(--zn-primary); }
.zn-save-status.saved { color: var(--zn-success); }

/* ---------- Empty states ---------- */

.zn-empty {
    text-align: center;
    padding: 4.5rem 1rem;
    color: var(--zn-muted);
    max-width: 380px;
    margin: 0 auto;
}

.zn-empty .zn-empty-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 1.1rem;
    border-radius: 24px;
    background: var(--zn-surface);
    border: 1px solid var(--zn-border);
    box-shadow: var(--zn-shadow-xs);
    display: grid;
    place-items: center;
    font-size: 1.9rem;
    color: var(--zn-primary);
}

.zn-empty .h5 { color: var(--zn-text); font-weight: 700; letter-spacing: -.01em; }

.zn-empty p { font-size: var(--zn-fs-sm); }

/* ---------- Panels & reminders ---------- */

.zn-panel {
    background: var(--zn-surface);
    border: 1px solid var(--zn-border);
    border-radius: var(--zn-radius-lg);
}

.zn-panel .card-header {
    background: transparent;
    border-bottom: 1px solid var(--zn-border);
    font-weight: 700;
    padding: .95rem 1.2rem;
    color: var(--zn-text);
    font-size: var(--zn-fs-base);
}

.zn-panel.card { background: var(--zn-surface); border: 1px solid var(--zn-border); }
.zn-panel .card-body { color: var(--zn-text-2); }

.zn-reminder-item {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .6rem .25rem;
    border-bottom: 1px solid var(--zn-border);
}

.zn-reminder-item:last-child { border-bottom: 0; }

.zn-reminder-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: color-mix(in srgb, #f0b429 16%, var(--zn-surface));
    color: #9a6700;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

[data-theme="dark"] .zn-reminder-icon { color: #f0c05a; }

/* ---------- Toasts ---------- */

.zn-toast-container { z-index: 1090; }

.zn-toast-container .toast {
    border-radius: var(--zn-radius);
    box-shadow: var(--zn-shadow-lg);
    border: 0;
    font-size: var(--zn-fs-sm);
    font-weight: 500;
}

/* ---------- Auth pages (split layout with brand panel) ---------- */

.zn-auth-split {
    min-height: 100vh;
    display: flex;
}

.zn-auth-brand {
    flex: 0 0 46%;
    max-width: 620px;
    align-items: center;
    justify-content: center;
    padding: 3rem 2.5rem;
    color: #fff;
    background:
        radial-gradient(720px 500px at 110% -10%, color-mix(in srgb, var(--zn-brand-yellow) 30%, transparent), transparent 60%),
        radial-gradient(600px 480px at -20% 110%, color-mix(in srgb, var(--zn-brand-orange) 24%, transparent), transparent 55%),
        linear-gradient(150deg, var(--zn-primary) 0%, var(--zn-brand-navy) 78%);
}

.zn-auth-brand-inner { max-width: 380px; }

.zn-auth-logo {
    width: 190px;
    height: 190px;
    object-fit: cover;
    border-radius: 42px;
    box-shadow: 0 18px 48px rgba(8, 14, 40, .45);
    margin-bottom: 1.5rem;
}

.zn-auth-brand-title {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -.02em;
    margin: 0 0 .35rem;
    color: #fff;
}

.zn-auth-brand-tag {
    color: rgba(255, 255, 255, .85);
    font-size: var(--zn-fs-base);
    margin-bottom: 1.6rem;
}

.zn-auth-features {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: .65rem;
    font-size: var(--zn-fs-sm);
    color: rgba(255, 255, 255, .92);
}

.zn-auth-features i {
    color: var(--zn-brand-yellow);
    margin-right: .55rem;
    font-size: 1rem;
}

.zn-auth-formcol {
    flex: 1 1 auto;
    display: grid;
    place-items: center;
    padding: 2rem 1.25rem;
    background:
        radial-gradient(700px 420px at 100% 0%, color-mix(in srgb, var(--zn-primary) 8%, transparent), transparent 60%),
        var(--zn-bg);
}

.zn-auth-formwrap { width: 100%; max-width: 420px; }

.zn-auth-card {
    width: 100%;
    background: var(--zn-surface);
    border: 1px solid var(--zn-border);
    border-radius: var(--zn-radius-xl);
    box-shadow: var(--zn-shadow-lg);
    padding: 2.25rem 2rem;
}

@media (max-width: 991.98px) {
    .zn-auth-split { display: block; }
    .zn-auth-formcol { min-height: 100vh; align-content: center; }
}

/* ---------- Responsive ---------- */

@media (max-width: 1199.98px) {
    :root { --zn-sidebar-width: 236px; }
}

@media (max-width: 991.98px) {
    .zn-sidebar { display: none; }
    .zn-main { margin-left: 0; }
    .zn-content { padding: 1rem 1rem 5.5rem; }
    .zn-topbar { padding: .6rem 1rem; }
    .zn-grid { grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: .8rem; }
    .zn-page-title { font-size: 1.35rem; }

    /* Floating New Note button on mobile keeps creation one tap away */
    .zn-fab {
        position: fixed;
        right: 1.1rem;
        bottom: 1.1rem;
        z-index: 1040;
        width: 56px;
        height: 56px;
        border-radius: 18px;
        box-shadow: var(--zn-shadow-lg);
        display: grid;
        place-items: center;
        font-size: 1.4rem;
    }
}

@media (min-width: 992px) {
    .zn-fab { display: none; }
}

@media (max-width: 430px) {
    .zn-grid { grid-template-columns: 1fr 1fr; gap: .65rem; }
    .zn-note { padding: .7rem .8rem .6rem; min-height: 132px; }
    .zn-note-body { -webkit-line-clamp: 5; }
    .zn-content { padding: .85rem .85rem 5.5rem; }
}

@media (max-width: 374px) {
    .zn-grid { grid-template-columns: 1fr; }
}

.offcanvas .zn-nav .nav-link { font-size: var(--zn-fs-base); padding: .6rem .75rem; }

/* Sortable ghost */
.zn-ghost { opacity: .35; }

/* ---------- Project chip on note cards ---------- */

.zn-project-chip {
    background: color-mix(in srgb, var(--zn-primary) 18%, transparent);
    cursor: default;
}

/* ---------- Attachment rows (note modal) ---------- */

.zn-attachment-row {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .3rem .5rem;
    border: 1px solid var(--zn-border);
    border-radius: 8px;
    font-size: var(--zn-fs-sm);
    background: var(--zn-surface-2);
}

.zn-attachment-row i { color: var(--zn-muted); flex-shrink: 0; }
.zn-attachment-row .zn-icon-btn { color: var(--zn-muted); }
.zn-attachment-row .zn-icon-btn:hover { background: var(--zn-border); color: var(--zn-text); }

/* ---------- Tasks ---------- */

.zn-task-row {
    display: flex;
    align-items: flex-start;
    gap: .8rem;
    padding: .8rem 1rem;
}

.zn-task-row .zn-task-check { margin-top: .2rem; flex-shrink: 0; cursor: pointer; width: 1.15rem; height: 1.15rem; }

.zn-task-main { flex: 1 1 auto; min-width: 0; }

.zn-task-title { font-weight: 600; font-size: var(--zn-fs-base); color: var(--zn-text); word-break: break-word; }

.zn-task-row.done .zn-task-title { text-decoration: line-through; opacity: .6; }
.zn-task-row.cancelled { opacity: .55; }
.zn-task-row.cancelled .zn-task-title { text-decoration: line-through; }

.zn-task-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .6rem;
    font-size: var(--zn-fs-xs);
    margin-top: .25rem;
}

.zn-task-actions { display: flex; gap: .1rem; opacity: 0; transition: opacity .15s ease; }
.zn-task-row:hover .zn-task-actions,
.zn-task-row:focus-within .zn-task-actions { opacity: 1; }
@media (hover: none) { .zn-task-actions { opacity: 1; } }

.zn-task-row .zn-icon-btn { color: var(--zn-muted); }
.zn-task-row .zn-icon-btn:hover { background: var(--zn-surface-2); color: var(--zn-text); }

.zn-prio-low { background: var(--zn-surface-2); color: var(--zn-muted); }
.zn-prio-medium { background: color-mix(in srgb, var(--zn-primary) 15%, transparent); color: var(--zn-primary-soft-text); }
.zn-prio-high { background: color-mix(in srgb, #c77700 18%, transparent); color: #a05f00; }
.zn-prio-urgent { background: color-mix(in srgb, #b02a37 15%, transparent); color: var(--zn-danger); }

[data-theme="dark"] .zn-prio-high { color: #f0b45a; }

.zn-status-badge { background: var(--zn-surface-2); color: var(--zn-muted); }

/* Project status badges */
.zn-status-active { background: color-mix(in srgb, #198754 15%, transparent); color: var(--zn-success); }
.zn-status-on_hold { background: color-mix(in srgb, #c77700 18%, transparent); color: #a05f00; }
.zn-status-completed { background: color-mix(in srgb, var(--zn-primary) 15%, transparent); color: var(--zn-primary-soft-text); }
.zn-status-archived { background: var(--zn-surface-2); color: var(--zn-muted); }
[data-theme="dark"] .zn-status-on_hold { color: #f0b45a; }

.zn-project-card { transition: box-shadow .15s ease, transform .15s ease; }
.zn-project-card:hover { box-shadow: var(--zn-shadow); transform: translateY(-2px); }

/* ---------- Insights ---------- */

.zn-insight-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: .55rem 0;
    border-bottom: 1px solid var(--zn-border);
    font-size: var(--zn-fs-sm);
    color: var(--zn-text-2);
}

.zn-insight-row:last-child { border-bottom: 0; }

/* ---------- Calendar ---------- */

.zn-cal-head {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    font-size: var(--zn-fs-xs);
    font-weight: 700;
    color: var(--zn-muted);
    text-transform: uppercase;
    letter-spacing: .05em;
    padding: 0 0 .4rem;
    text-align: center;
    min-width: 640px;
}

.zn-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    min-width: 640px;
}

.zn-cal-cell {
    background: var(--zn-surface-2);
    border: 1px solid var(--zn-border);
    border-radius: 10px;
    min-height: 104px;
    padding: .35rem;
    display: flex;
    flex-direction: column;
    gap: .2rem;
}

.zn-cal-cell.empty { background: transparent; border-color: transparent; }

.zn-cal-cell.today { border-color: var(--zn-primary); box-shadow: 0 0 0 1px var(--zn-primary) inset; }

.zn-cal-daynum {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--zn-fs-xs);
    font-weight: 700;
    color: var(--zn-muted);
}

.zn-cal-cell.today .zn-cal-daynum span { color: var(--zn-primary); }

.zn-cal-add { width: 22px; height: 22px; opacity: 0; color: var(--zn-muted); }
.zn-cal-cell:hover .zn-cal-add,
.zn-cal-cell:focus-within .zn-cal-add { opacity: 1; }
@media (hover: none) { .zn-cal-add { opacity: 1; } }
.zn-cal-add:hover { background: var(--zn-border); color: var(--zn-text); }

.zn-cal-item {
    display: flex;
    align-items: center;
    gap: .3rem;
    border: 0;
    border-radius: 6px;
    font-size: .7rem;
    font-weight: 600;
    padding: .18rem .4rem;
    text-align: left;
    width: 100%;
    overflow: hidden;
}

.zn-cal-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.zn-cal-note { color: #35322a; }

.zn-cal-task {
    background: color-mix(in srgb, var(--zn-primary) 15%, transparent);
    color: var(--zn-primary-soft-text);
}

.zn-cal-task.overdue { background: color-mix(in srgb, #b02a37 15%, transparent); color: var(--zn-danger); }
.zn-cal-task.done { opacity: .55; text-decoration: line-through; }

.zn-cal-more { font-size: .68rem; color: var(--zn-muted); padding-left: .3rem; }

/* ---------- Whiteboard ---------- */

.zn-board-viewport {
    position: relative;
    height: calc(100vh - 260px);
    min-height: 420px;
    overflow: hidden;
    border: 1px solid var(--zn-border);
    border-radius: var(--zn-radius-lg);
    background:
        radial-gradient(color-mix(in srgb, var(--zn-text) 9%, transparent) 1px, transparent 1px) 0 0 / 22px 22px,
        var(--zn-surface-2);
    cursor: grab;
    touch-action: none;
}

.zn-board-viewport.panning { cursor: grabbing; }
.zn-board-viewport.connecting { cursor: crosshair; }

.zn-board-viewport:focus-visible { outline: 2px solid var(--zn-focus); outline-offset: 2px; }

.zn-board-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 0;
    transform-origin: 0 0;
}

.zn-board-svg { position: absolute; top: 0; left: 0; width: 1px; height: 1px; overflow: visible; }

.zn-wb-line { stroke: var(--zn-muted); stroke-width: 2; }
.zn-wb-line-hit { stroke: transparent; stroke-width: 14; cursor: pointer; pointer-events: stroke; }
.zn-wb-line-hit:hover + .zn-wb-line { stroke: var(--zn-danger); }

.zn-wb-el {
    position: absolute;
    border-radius: 12px;
    box-shadow: var(--zn-shadow-xs);
    display: flex;
    flex-direction: column;
    resize: both;
    overflow: hidden;
    min-width: 80px;
    min-height: 50px;
    border: 1px solid rgba(0, 0, 0, .08);
}

.zn-wb-el.selected { outline: 2px solid var(--zn-primary); outline-offset: 2px; }
.zn-wb-el.connect-from { outline: 2px dashed var(--zn-primary); outline-offset: 2px; }

.zn-wb-text {
    background: var(--zn-surface);
    border: 1px dashed var(--zn-border-strong);
    color: var(--zn-text);
}

.zn-wb-grip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .1rem .4rem;
    cursor: grab;
    color: color-mix(in srgb, var(--note-ink) 55%, transparent);
    flex-shrink: 0;
    min-height: 26px;
}

.zn-wb-text .zn-wb-grip { color: var(--zn-muted); }

.zn-wb-grip:active { cursor: grabbing; }

.zn-wb-tools { display: flex; gap: .05rem; opacity: 0; transition: opacity .12s ease; }
.zn-wb-el:hover .zn-wb-tools,
.zn-wb-el:focus-within .zn-wb-tools { opacity: 1; }
@media (hover: none) { .zn-wb-tools { opacity: 1; } }

.zn-wb-tools .zn-icon-btn { width: 24px; height: 24px; font-size: .8rem; }

.zn-wb-content {
    flex: 1 1 auto;
    padding: .2rem .6rem .55rem;
    font-size: var(--zn-fs-sm);
    color: var(--note-ink-2);
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.zn-wb-text .zn-wb-content { color: var(--zn-text-2); font-weight: 600; }

.zn-wb-content textarea {
    width: 100%;
    height: 100%;
    border: 0;
    background: transparent;
    resize: none;
    font: inherit;
    color: inherit;
    outline: 2px solid var(--zn-primary);
    border-radius: 6px;
    padding: .1rem .25rem;
}

#connectBtn.active, #drawBtn.active, #eraseBtn.active {
    background: var(--zn-primary);
    border-color: var(--zn-primary);
    color: #fff;
}

[data-theme="dark"] #connectBtn.active,
[data-theme="dark"] #drawBtn.active,
[data-theme="dark"] #eraseBtn.active { color: #10131c; }

.zn-board-viewport.drawing { cursor: crosshair; }
.zn-board-viewport.erasing { cursor: not-allowed; }

.zn-pen-colors { display: flex; align-items: center; gap: .3rem; }

.zn-pen-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 2px solid var(--zn-surface);
    box-shadow: 0 0 0 1px var(--zn-border-strong);
    padding: 0;
    transition: transform .12s ease;
}

.zn-pen-dot:hover { transform: scale(1.15); }
.zn-pen-dot.active { box-shadow: 0 0 0 2px var(--zn-primary); }
.zn-pen-dot:focus-visible { outline: 2px solid var(--zn-focus); outline-offset: 2px; }

.zn-wb-stroke {
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.zn-wb-stroke-hit {
    fill: none;
    stroke: transparent;
    stroke-linecap: round;
    stroke-linejoin: round;
    pointer-events: stroke;
}

.erasing .zn-wb-stroke-hit { cursor: pointer; }

.zn-wb-image {
    background: var(--zn-surface);
    border: 1px solid var(--zn-border-strong);
}

.zn-wb-image .zn-wb-grip {
    color: var(--zn-muted);
    background: color-mix(in srgb, var(--zn-surface) 82%, transparent);
}

.zn-wb-img {
    flex: 1 1 auto;
    width: 100%;
    height: 100%;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
}
