@import url('https://fonts.googleapis.com/css2?family=Syne:wght@500;600;700;800&family=Plus+Jakarta+Sans:wght@500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Inter:wght@400;500;600;700&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg:        #f4f7fb;
    --bg-2:      #edf2f8;
    --surface:   #ffffff;
    --surface2:  #f7faff;
    --surface3:  #eef3fa;
    --surface4:  #e7eef8;
    --border:    #dce5f1;
    --border2:   #c7d4e6;
    --border3:   #b2c3da;
    --text:      #111827;
    --text-soft: #1f2937;
    --muted:     #64748b;
    --muted2:    #94a3b8;

    --blue:      #10b8ee;
    --blue-2:    #07a7e2;
    --cyan-soft: #e8f9ff;
    --teal:      #0f9d95;
    --amber:     #d9951e;
    --violet:    #7c62f3;
    --green:     #1ea672;
    --red:       #de5b57;
    --pink:      #cf5f99;

    --pri-high:  #de5b57;
    --pri-med:   #d9951e;
    --pri-low:   #97a6bc;

    --font-display: 'Syne', sans-serif;
    --font-head: 'Plus Jakarta Sans', 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-card: 'Inter', sans-serif;

    --radius:    10px;
    --radius-sm: 6px;
    --radius-xs: 4px;

    --shadow-xs: 0 1px 2px rgba(15,23,42,.04);
    --shadow-sm: 0 8px 18px rgba(15,23,42,.05), 0 2px 6px rgba(15,23,42,.03);
    --shadow:    0 14px 32px rgba(15,23,42,.07), 0 4px 12px rgba(15,23,42,.04);
    --shadow-lg: 0 24px 56px rgba(15,23,42,.12), 0 8px 24px rgba(15,23,42,.06);
    --shadow-glow: 0 14px 28px rgba(16,184,238,.18), 0 4px 12px rgba(16,184,238,.12);

    --transition: .18s cubic-bezier(.22,1,.36,1);
    --transition-slow: .28s cubic-bezier(.22,1,.36,1);
}

html, body {
    height: 100%;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body {
    background-image: linear-gradient(
        rgba(38, 50, 56, 0.5),
        rgba(38, 50, 56, 0) 150px,
        rgba(38, 50, 56, 0) 70%,
        rgba(38, 50, 56, 0) 90%,
        rgba(38, 50, 56, 0.2)
    ), url('https://sifla.com/assets/backgrounds/23.jpg');
    background-attachment: fixed;
    background-position: 50% 50%;
    background-size: cover;
}

::selection {
    background: rgba(16,184,238,.16);
    color: var(--text);
}

button,
input,
textarea,
select {
    font: inherit;
}

/* Safari drag-selection guard */
.board,
.board *,
.boards-grid,
.boards-grid *,
.list-column,
.list-column *,
.list-header,
.list-header *,
.list-drag-handle,
.card-list,
.card-list *,
.card,
.card *,
.board-card,
.board-card *,
.drop-indicator,
.card-drag-clone,
.list-drag-clone,
.board-drag-clone {
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}

/* Preserve text selection in real form controls */
input,
textarea,
select,
[contenteditable="true"] {
    -webkit-user-select: text;
    user-select: text;
    -webkit-touch-callout: default;
}

/* Future-proof hook for JS drag state */
body.dragging,
body.dragging * {
    -webkit-user-select: none !important;
    user-select: none !important;
    -webkit-touch-callout: none !important;
    cursor: grabbing !important;
}

body.dragging input,
body.dragging textarea,
body.dragging select,
body.dragging [contenteditable="true"] {
    -webkit-user-select: text !important;
    user-select: text !important;
}

input::placeholder,
textarea::placeholder {
    color: var(--muted2);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(16,184,238,.12);
}

.boot-screen {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    color: var(--muted);
    font-family: var(--font-head);
}

.boot-logo {
    font-size: 40px;
    animation: pulse 1.7s ease-in-out infinite;
    filter: drop-shadow(0 8px 12px rgba(16,184,238,.14));
}

@keyframes pulse {
    0%,100% { opacity: .36; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(-2px); }
}

/* ── Auth ────────────────────────────────────────────────────── */
.auth-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(700px 420px at 18% 18%, rgba(16,184,238,.16), transparent 52%),
        radial-gradient(640px 420px at 84% 10%, rgba(124,98,243,.10), transparent 44%),
        radial-gradient(circle at 1px 1px, rgba(151,167,192,.12) 1px, transparent 0),
        linear-gradient(180deg, #f9fbff 0%, #f3f7fc 55%, #eef4fb 100%);
    background-size: auto, auto, 24px 24px, auto;
    padding: 24px;
}

.auth-card {
    background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(247,250,255,.92));
    border: 1px solid rgba(220,229,241,.95);
    border-radius: 26px;
    padding: 38px 40px;
    width: 100%;
    max-width: 410px;
    box-shadow: 0 30px 70px rgba(15,23,42,.12), 0 8px 24px rgba(15,23,42,.05);
    position: relative;
    overflow: hidden;
    animation: auth-in .5s cubic-bezier(.22,1,.36,1);
}

.auth-card::before {
    content: '';
    position: absolute;
    inset: 0 0 auto 0;
    height: 96px;
    background: linear-gradient(180deg, rgba(16,184,238,.08), transparent);
    pointer-events: none;
}

@keyframes auth-in {
    from { opacity: 0; transform: translateY(18px) scale(.985); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.auth-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
}

.auth-logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--blue) 0%, #5cdfff 42%, var(--violet) 100%);
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 10px 22px rgba(16,184,238,.24);
}

.auth-logo-name {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -.04em;
    color: var(--text);
}

.auth-tabs {
    display: flex;
    margin-bottom: 26px;
    padding: 4px;
    border: 1px solid var(--border);
    background: var(--surface3);
    border-radius: 14px;
    position: relative;
    z-index: 1;
}

.auth-tab {
    flex: 1;
    padding: 10px 0;
    text-align: center;
    cursor: pointer;
    font-size: 11px;
    color: var(--muted);
    letter-spacing: .12em;
    text-transform: uppercase;
    border-bottom: none;
    margin-bottom: 0;
    border-radius: 10px;
    transition: color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition);
}

.auth-tab.active {
    color: var(--text);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.auth-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.auth-field label {
    font-size: 10.5px;
    color: var(--muted);
    letter-spacing: .12em;
    text-transform: uppercase;
}

.auth-field input {
    background: rgba(255,255,255,.94);
    border: 1px solid var(--border2);
    border-radius: 13px;
    color: var(--text);
    font-size: 13px;
    padding: 11px 13px;
    font-family: var(--font-mono);
    outline: none;
    width: 100%;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.auth-field input:hover {
    border-color: var(--border3);
}

.auth-field input:focus {
    border-color: rgba(16,184,238,.55);
    box-shadow: 0 0 0 4px rgba(16,184,238,.10);
    background: #fff;
}

.auth-error {
    background: rgba(222,91,87,.08);
    border: 1px solid rgba(222,91,87,.18);
    border-radius: 13px;
    color: #c84d49;
    font-size: 11.5px;
    padding: 10px 13px;
    margin-bottom: 14px;
    line-height: 1.55;
}

.auth-submit {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--blue) 0%, #43d2ff 45%, var(--blue-2) 100%);
    color: #f8fdff;
    border: none;
    border-radius: 13px;
    font-size: 12.5px;
    font-family: var(--font-mono);
    font-weight: 600;
    cursor: pointer;
    letter-spacing: .05em;
    margin-top: 6px;
    box-shadow: var(--shadow-glow);
    transition: transform var(--transition), box-shadow var(--transition), filter var(--transition), opacity var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.auth-submit::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, transparent 18%, rgba(255,255,255,.24) 48%, transparent 78%);
    transform: translateX(-120%);
    transition: transform .7s cubic-bezier(.22,1,.36,1);
}

.auth-submit:hover {
    transform: translateY(-1px);
    filter: saturate(1.04);
    box-shadow: 0 18px 34px rgba(16,184,238,.22), 0 6px 16px rgba(16,184,238,.16);
}

.auth-submit:hover::before {
    transform: translateX(120%);
}

.auth-submit:active { transform: translateY(0) scale(.985); }
.auth-submit:disabled { opacity: .5; cursor: not-allowed; box-shadow: none; }

/* ── Board Picker ─────────────────────────────────────────────── */
.boards-screen {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: transparent;
}

.boards-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 32px;
    background: rgba(255,255,255,.88);
    border-bottom: 1px solid rgba(220,229,241,.86);
    box-shadow: 0 8px 24px rgba(15,23,42,.04);
    flex-wrap: wrap;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 90;
}

.boards-body {
    flex: 1;
    padding: 38px 32px 44px;
    max-width: 1120px;
    width: 100%;
    margin: 0 auto;
}

.boards-title {
    font-family: var(--font-head);
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -.05em;
    margin-bottom: 7px;
    color: var(--text);
}

.boards-subtitle {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 28px;
    max-width: 620px;
}

.boards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(228px, 1fr));
    gap: 18px;
}

.board-card {
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), opacity .15s ease;
    background: linear-gradient(180deg, #ffffff, #f8fbff);
    touch-action: none;
    -webkit-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    transform: translateZ(0);
}

.board-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: var(--border3);
}

.board-card.board-placeholder { opacity: 0; pointer-events: none; }

.board-drag-clone {
    position: fixed;
    pointer-events: none;
    z-index: 500;
    box-shadow: 0 14px 36px rgba(15,23,42,.14), 0 4px 12px rgba(15,23,42,.08);
    transform: rotate(1deg) scale(1.02);
    border-radius: var(--radius);
    overflow: hidden;
    opacity: .98;
    will-change: transform, left, top;
    background: #fff;
}

.board-card-banner {
    height: 78px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    position: relative;
}

.board-card-banner::after {
    content: '';
    position: absolute;
    inset: auto 14px 0 14px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(220,229,241,.8), transparent);
}

.board-card-body { padding: 14px 15px 16px; }

.board-card-name {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -.03em;
    margin-bottom: 4px;
    color: var(--text);
}

.board-card-meta {
    font-size: 10.75px;
    color: var(--muted);
    letter-spacing: .03em;
}

.board-card-actions {
    position: absolute;
    top: 9px;
    right: 9px;
    display: flex;
    gap: 5px;
    opacity: 0;
    transition: opacity var(--transition);
}

.board-card:hover .board-card-actions { opacity: 1; }

.board-card-action {
    background: rgba(255,255,255,.96);
    border: 1px solid rgba(220,229,241,.9);
    cursor: pointer;
    border-radius: 8px;
    padding: 5px 7px;
    font-size: 12px;
    color: var(--muted);
    transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.board-card-action:hover {
    background: #fff;
    color: var(--red);
    border-color: rgba(222,91,87,.18);
    transform: translateY(-1px);
}

.board-card-new {
    border: 1.5px dashed var(--border3);
    background: linear-gradient(180deg, rgba(255,255,255,.46), rgba(247,250,255,.30));
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 30px 18px;
    border-radius: var(--radius);
    color: var(--muted);
    font-size: 11.5px;
    font-family: var(--font-mono);
    transition: all var(--transition);
    min-height: 150px;
}

.board-card-new:hover {
    border-color: rgba(16,184,238,.42);
    color: var(--blue-2);
    background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(232,249,255,.56));
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.board-card-new-icon {
    font-size: 30px;
    line-height: 1;
    filter: drop-shadow(0 6px 10px rgba(16,184,238,.10));
}

/* Board rename inline input */
.board-name-input {
    font-family: var(--font-head);
    font-size: 14px;
    font-weight: 700;
    color: var(--text);
    background: var(--surface2);
    border: 1px solid rgba(16,184,238,.5);
    border-radius: 9px;
    outline: none;
    padding: 4px 8px;
    width: 100%;
    box-shadow: 0 0 0 3px rgba(16,184,238,.10);
}

/* ── Shared header pieces ────────────────────────────────────── */
.header-brand { display: flex; align-items: center; gap: 12px; }

.brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--blue) 0%, #64deff 42%, var(--violet) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    color: #fff;
    box-shadow: 0 10px 22px rgba(16,184,238,.20);
}

.brand-icon-btn {
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
    border: none;
    padding: 0;
    background: none;
}

.brand-icon-btn:hover {
    transform: translateY(-1px) scale(1.03);
    filter: saturate(1.05);
}

.brand-icon-btn:active { transform: scale(.97); }

.brand-icon-btn[title]:hover::after {
    content: attr(title);
    position: absolute;
    left: 0;
    top: calc(100% + 10px);
    background: rgba(15,23,42,.92);
    color: #fff;
    font-size: 10px;
    padding: 6px 10px;
    border-radius: 8px;
    white-space: nowrap;
    font-family: var(--font-mono);
    pointer-events: none;
    z-index: 300;
    box-shadow: 0 10px 24px rgba(15,23,42,.14);
}

.brand-icon-btn { position: relative; }

.brand-name {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 800;
    letter-spacing: -.04em;
    color: var(--text);
}

.brand-stack {
    font-size: 9.5px;
    color: var(--muted2);
    letter-spacing: .18em;
    text-transform: uppercase;
    margin-top: 2px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 6px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,.82);
    font-size: 10.75px;
    color: var(--muted);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
}

.user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--violet));
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-family: var(--font-head);
    box-shadow: 0 8px 16px rgba(16,184,238,.14);
}

.user-name {
    color: var(--text-soft);
    font-weight: 600;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,.72);
    font-size: 10.5px;
    color: var(--muted);
    cursor: pointer;
    font-family: var(--font-mono);
    letter-spacing: .06em;
    transition: all var(--transition);
}

.btn-logout:hover {
    border-color: rgba(222,91,87,.22);
    color: var(--red);
    background: rgba(222,91,87,.05);
    transform: translateY(-1px);
}

/* ── Board app ───────────────────────────────────────────────── */
.app { display: flex; flex-direction: column; min-height: 100vh; height: 100vh; }

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 5px 15px;
    gap: 16px;
    flex-wrap: wrap;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 8px 22px rgba(15,23,42,.035);
-webkit-backdrop-filter: blur(4px);
backdrop-filter: blur(4px);
background: hsla(0, 0%, 100%, .2);
transition: opacity .2s;
}

.btn-back {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,.78);
    font-size: 10.75px;
    color: var(--muted);
    cursor: pointer;
    font-family: var(--font-mono);
    letter-spacing: .07em;
    transition: all var(--transition);
}

.btn-back:hover {
    border-color: rgba(16,184,238,.24);
    color: var(--blue-2);
    background: rgba(16,184,238,.05);
    transform: translateY(-1px);
}

.board-breadcrumb {
    display: flex;
    align-items: center;
    gap: 9px;
}

.board-breadcrumb-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 0 4px rgba(255,255,255,.78);
}

.board-breadcrumb-name {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -.03em;
    color: var(--text);
}

/* ── Board Switcher ───────────────────────────────────────────── */
.board-switcher { position: relative; }

.board-switcher-trigger {
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 6px 11px 6px 9px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,.82);
    cursor: pointer;
    transition: all var(--transition);
    max-width: 210px;
    font-family: var(--font-mono);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
}

.board-switcher-trigger:hover {
    border-color: var(--border3);
    background: rgba(255,255,255,.96);
}

.board-switcher-trigger.open {
    border-color: rgba(16,184,238,.34);
    box-shadow: 0 0 0 4px rgba(16,184,238,.08);
    background: #fff;
}

.board-switcher-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    flex-shrink: 0;
}

.board-switcher-name {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--text);
    font-family: var(--font-head);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 130px;
    letter-spacing: -.02em;
}

.board-switcher-chevron {
    color: var(--muted2);
    flex-shrink: 0;
    transition: transform var(--transition), color var(--transition);
    margin-left: 2px;
}

.board-switcher-trigger.open .board-switcher-chevron {
    transform: rotate(180deg);
    color: var(--text-soft);
}

.board-switcher-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    z-index: 200;
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow-lg);
    width: 272px;
    animation: slide-up .16s cubic-bezier(.22,1,.36,1);
    overflow: hidden;
-webkit-backdrop-filter: blur(4px);
backdrop-filter: blur(4px);
background: hsla(0, 0%, 100%, .2);
transition: opacity .2s;
}

.board-switcher-search {
    padding: 12px 12px 10px;
    border-bottom: 1px solid rgba(220,229,241,.8);
    display: flex;
    align-items: center;
    gap: 8px;
}

.board-switcher-search svg {
    color: var(--muted2);
    flex-shrink: 0;
}

.board-switcher-search input {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    font-size: 12px;
    color: var(--text);
    font-family: var(--font-mono);
}

.board-switcher-search input::placeholder { color: var(--muted2); }

.board-switcher-list {
    max-height: 248px;
    overflow-y: auto;
    padding: 7px;
}

.board-switcher-list::-webkit-scrollbar { width: 5px; }
.board-switcher-list::-webkit-scrollbar-track { background: transparent; }
.board-switcher-list::-webkit-scrollbar-thumb {
    background: rgba(148,163,184,.34);
    border-radius: 999px;
}

.board-switcher-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 11px;
    border-radius: 12px;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), transform var(--transition);
    font-size: 12px;
    color: var(--text);
}

.board-switcher-item:hover {
    background: var(--surface2);
    transform: translateX(1px);
}

.board-switcher-item.active {
    background: rgba(16,184,238,.10);
    color: var(--blue-2);
}

.board-switcher-item-name {
    flex: 1;
    font-family: var(--font-head);
    font-weight: 600;
    font-size: 12.5px;
    letter-spacing: -.02em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.board-switcher-item-check {
    color: var(--blue-2);
    flex-shrink: 0;
}

.board-switcher-empty {
    padding: 18px 12px;
    text-align: center;
    color: var(--muted);
    font-size: 11.25px;
}

.board-switcher-footer {
    border-top: 1px solid rgba(220,229,241,.8);
    padding: 7px;
}

.board-switcher-add {
    display: flex;
    align-items: center;
    gap: 9px;
    width: 100%;
    padding: 9px 11px;
    border-radius: 12px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 12px;
    color: var(--blue-2);
    font-family: var(--font-mono);
    transition: background var(--transition), transform var(--transition);
    letter-spacing: .03em;
}

.board-switcher-add:hover {
    background: rgba(16,184,238,.08);
    transform: translateX(1px);
}

.board-switcher-add-icon {
    width: 20px;
    height: 20px;
    border-radius: 7px;
    background: rgba(16,184,238,.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

.sync-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255,255,255,.82);
    font-size: 10.5px;
    color: var(--muted);
    font-family: var(--font-mono);
    letter-spacing: .08em;
}

.sync-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
    transition: background var(--transition), box-shadow var(--transition);
}

.sync-dot.synced  { background: var(--green); box-shadow: 0 0 0 5px rgba(30,166,114,.08); }
.sync-dot.pending { background: var(--amber); animation: blink 1.2s infinite; box-shadow: 0 0 0 5px rgba(217,149,30,.08); }
.sync-dot.syncing { background: var(--blue);  animation: spin-ring 1s linear infinite; }
.sync-dot.conflict{ background: var(--red);   animation: blink .5s infinite; box-shadow: 0 0 0 5px rgba(222,91,87,.08); }
.sync-dot.offline { background: var(--muted2); }

@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .28; } }
@keyframes spin-ring {
    0% { box-shadow: 0 0 0 0 rgba(16,184,238,.35); }
    100% { box-shadow: 0 0 0 6px rgba(16,184,238,0); }
}

.btn-add-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 286px;
    max-height: 142px;
    flex-shrink: 0;
    border: 1.5px dashed var(--border3);
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(255,255,255,.44), rgba(247,250,255,.28));
    color: var(--muted);
    font-size: 11.25px;
    font-family: var(--font-mono);
    cursor: pointer;
    letter-spacing: .08em;
    text-transform: uppercase;
    transition: all var(--transition);
    align-self: stretch;
}

.btn-add-list:hover {
    border-color: rgba(16,184,238,.40);
    color: var(--blue-2);
    background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(232,249,255,.56));
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.btn-add-list-icon {
    width: 36px;
    height: 36px;
    border-radius: 11px;
    background: var(--surface3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 300;
    transition: background var(--transition), color var(--transition), transform var(--transition);
}

.btn-add-list:hover .btn-add-list-icon {
    background: rgba(16,184,238,.12);
    color: var(--blue-2);
    transform: translateY(-1px);
}

/* ── Header search + filter ──────────────────────────────────── */
.header-search-group {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    max-width: 420px;
    margin: 0 16px;
}

.header-search-wrap {
    display: flex;
    align-items: center;
    gap: 7px;
    background: rgba(255,255,255,.72);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0 10px;
    height: 32px;
    flex: 1;
    color: var(--muted);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.header-search-wrap:focus-within {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(16,184,238,.10);
    background: #fff;
    color: var(--text);
}
.header-search-input {
    border: none;
    background: transparent;
    outline: none;
    font-size: 12px;
    color: var(--text);
    font-family: var(--font-mono);
    width: 100%;
}
.header-search-input::placeholder { color: var(--muted2); }
.header-search-clear {
    display: flex;
    align-items: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--muted);
    padding: 0;
    flex-shrink: 0;
    transition: color .15s;
}
.header-search-clear:hover { color: var(--red); }

/* Filter button */
.header-filter-wrap {
    position: relative;
    flex-shrink: 0;
}
.header-filter-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    height: 32px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(255,255,255,.72);
    color: var(--muted);
    font-size: 11.5px;
    font-weight: 600;
    font-family: var(--font-mono);
    cursor: pointer;
    white-space: nowrap;
    transition: all .15s;
}
.header-filter-btn:hover {
    background: rgba(255,255,255,.92);
    color: var(--text);
    border-color: var(--border2);
}
.header-filter-btn.active {
    border-color: var(--blue);
    color: var(--blue);
    background: rgba(16,184,238,.07);
}
.header-filter-btn.open {
    background: rgba(255,255,255,.95);
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(16,184,238,.10);
}
.header-filter-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: var(--blue);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    margin-left: 2px;
}

/* Filter dropdown */
.filter-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 260px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    z-index: 500;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    animation: dropdown-in .15s cubic-bezier(.22,1,.36,1);
}
@keyframes dropdown-in {
    from { opacity: 0; transform: translateY(-6px) scale(.98); }
    to   { opacity: 1; transform: translateY(0)   scale(1);    }
}
.filter-dropdown-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.filter-dropdown-label {
    font-size: 10px;
    font-weight: 700;
    color: var(--muted);
    letter-spacing: .08em;
    text-transform: uppercase;
    font-family: var(--font-mono);
}
.filter-dropdown-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}
.filter-dropdown-divider {
    height: 1px;
    background: var(--border);
    margin: 0 -14px;
}
.filter-dropdown-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 2px;
}
.filter-match-count {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--muted);
}
.filter-clear-btn {
    font-size: 11px;
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--red);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: opacity .15s;
}
.filter-clear-btn:hover { opacity: .75; }

/* Filter pills (shared between dropdown and any future use) */
.filter-pill {
    height: 26px;
    padding: 0 10px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface2);
    color: var(--muted);
    font-size: 10.5px;
    font-weight: 600;
    font-family: var(--font-mono);
    cursor: pointer;
    white-space: nowrap;
    transition: all .15s;
    letter-spacing: .02em;
}
.filter-pill:hover {
    border-color: var(--border2);
    background: var(--surface);
    color: var(--text);
}
.filter-pill.active {
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
}

/* ── Board ───────────────────────────────────────────────────── */
.board {
    display: flex;
    gap: 18px;
    padding: 24px 28px 34px;
    flex: 1;
    align-items: start;
    overflow-x: auto;
overflow-y: hidden;
min-height: 0;
}

.board::-webkit-scrollbar { height: 10px; }
.board::-webkit-scrollbar-track { background: transparent; }
.board::-webkit-scrollbar-thumb {
    background: rgba(148,163,184,.28);
    border-radius: 999px;
}

@media (max-width: 540px) {
    .board { padding: 14px; gap: 14px; }
}

/* ── List ────────────────────────────────────────────────────── */
.list-column {
    border-radius: 12px;
    display: flex;
    flex-direction: column;
padding-bottom: 7px;
    min-height: 220px;
    flex-shrink: 0;
    width: 300px;
    transition: border-color var(--transition), box-shadow var(--transition), opacity .15s ease;
    will-change: opacity;
    box-shadow: var(--shadow-sm);
    overflow: visible; 
    isolation: isolate;
    transform: translateZ(0);
max-height: 100%;
-webkit-backdrop-filter: blur(4px);
backdrop-filter: blur(4px);
background: hsla(0, 0%, 100%, .2);
transition: opacity .2s;

}

.list-column:hover { box-shadow: var(--shadow); }

.list-column.drag-over {
    border-color: rgba(16,184,238,.36);
    box-shadow: 0 0 0 4px rgba(16,184,238,.08), var(--shadow);
}

.list-column.list-placeholder { opacity: 0; pointer-events: none; }

.list-drag-handle {
    color: var(--muted2);
    cursor: grab;
    padding: 3px 4px;
    border-radius: 7px;
    display: flex;
    align-items: center;
    opacity: 0;
    flex-shrink: 0;
    transition: opacity var(--transition), color var(--transition), background var(--transition);
    touch-action: none;
    -webkit-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
}

.list-header:hover .list-drag-handle { opacity: 1; }

.list-drag-handle:hover {
    color: var(--muted);
    background: var(--surface3);
}

.list-drag-handle:active { cursor: grabbing; }

/* Floating clone during list drag */
.list-drag-clone {
    position: fixed;
    pointer-events: none;
    z-index: 500;
    box-shadow: 0 14px 36px rgba(15,23,42,.14), 0 4px 12px rgba(15,23,42,.08);
    transform: rotate(1.2deg) scale(1.015);
    border-radius: 22px;
    overflow: hidden;
    opacity: .98;
    will-change: transform, left, top;
    background: #fff;
}

.list-header {
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 5px;
    position: relative;
    border-radius: 12px 12px 0 0;
}

.list-header::before {
content: '';
position: absolute;
left: 0;
right: 0;
top: 0;
height: 12px;
border-radius: 150px 150px 0 0;
background: linear-gradient(
  to bottom,
  color-mix(in srgb, var(--list-color) 100%, transparent) 0%,
  color-mix(in srgb, var(--list-color) 96%, transparent) 12%,
  color-mix(in srgb, var(--list-color) 60%, transparent) 26%,
  color-mix(in srgb, var(--list-color) 20%, transparent) 44%,
  color-mix(in srgb, var(--list-color) 8%, transparent) 62%,
  color-mix(in srgb, var(--list-color) 0%, transparent) 100%
);

}

.list-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--list-color);
    flex-shrink: 0;
    box-shadow: 0 0 0 4px rgba(255,255,255,.88);
}

.list-name-wrap { flex: 1; min-width: 0; }

.list-name {
    font-family: var(--font-head);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: -.025em;
    color: var(--text);
    background: none;
    border: none;
    outline: none;
    width: 100%;
    padding: 0;
    cursor: text;
    border-radius: 8px;
    transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.list-name:focus {
    background: var(--surface2);
    box-shadow: 0 0 0 3px rgba(16,184,238,.10);
    padding: 4px 8px;
}

.list-count {
    font-size: 12px;
    color: var(--muted);
font-weight: bold;
    border-radius: 999px;
    padding: 0px 4px;
    font-family: var(--font-mono);
    flex-shrink: 0;
    min-width: 28px;
    text-align: center;
-webkit-backdrop-filter: blur(10px);
backdrop-filter: blur(10px);
background: hsla(0, 0%, 100%, .5);
transition: opacity .2s;
}

.list-del-btn {
    background: none;
    border: none;
    color: var(--muted2);
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    padding: 4px;
    border-radius: 8px;
    opacity: 0;
    flex-shrink: 0;
    transition: opacity var(--transition), color var(--transition), background var(--transition), transform var(--transition);
}

.list-header:hover .list-del-btn { opacity: 1; }

.list-del-btn:hover {
    color: var(--red);
    background: rgba(222,91,87,.08);
    transform: translateY(-1px);
}

/* ── List menu ── */
.list-menu-wrap { position: relative; flex-shrink: 0; z-index: 30; }
.list-menu-wrap:hover,
.list-menu-wrap:focus-within { z-index: 80; }

.list-menu-btn {
    background: none;
    border: none;
    color: var(--muted2);
    cursor: pointer;
    padding: 4px 5px;
    border-radius: 8px;
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity var(--transition), color var(--transition), background var(--transition), transform var(--transition);
}

.list-header:hover .list-menu-btn { opacity: 1; }

.list-menu-btn:hover {
    color: var(--text);
    background: var(--surface3);
    transform: translateY(-1px);
}

.list-menu-btn.open {
    opacity: 1;
    color: var(--text);
    background: var(--surface3);
}

.list-menu-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    z-index: 700;
    background: linear-gradient(180deg, #ffffff, #f8fbff);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    min-width: 196px;
    max-height: min(420px, calc(100vh - 120px));
    overflow-y: auto;
    padding: 5px;
    animation: slide-up .14s cubic-bezier(.22,1,.36,1);
}

.list-menu-item {
    display: flex;
    align-items: center;
    gap: 9px;
    width: 100%;
    padding: 8px 10px;
    border-radius: 11px;
    border: none;
    background: none;
    font-size: 11.5px;
    color: var(--text);
    font-family: var(--font-mono);
    cursor: pointer;
    text-align: left;
    transition: background var(--transition), color var(--transition), transform var(--transition);
    white-space: nowrap;
}

.list-menu-item:hover {
    background: var(--surface2);
    transform: translateX(1px);
}

.list-menu-item.danger:hover {
    background: rgba(222,91,87,.08);
    color: var(--red);
}

.list-menu-item svg { flex-shrink: 0; color: var(--muted); }
.list-menu-item:hover svg { color: inherit; }

.list-menu-divider {
    height: 1px;
    background: rgba(220,229,241,.9);
    margin: 5px 0;
}

/* sub-menu for board picker */
.list-menu-boards {
    padding: 7px 4px 4px;
    border-top: 1px solid rgba(220,229,241,.9);
    margin-top: 2px;
}

.list-menu-boards-label {
    font-size: 9px;
    color: var(--muted2);
    letter-spacing: .18em;
    text-transform: uppercase;
    padding: 0 8px 6px;
}

.list-menu-board-item {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 7px 8px;
    border-radius: 10px;
    border: none;
    background: none;
    font-size: 11.5px;
    color: var(--text);
    font-family: var(--font-mono);
    cursor: pointer;
    text-align: left;
    transition: background var(--transition), transform var(--transition);
    white-space: nowrap;
}

.list-menu-board-item:hover {
    background: var(--surface2);
    transform: translateX(1px);
}

.list-menu-board-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.card-list {
    min-height: 40px;

flex: 1;
overflow-y: auto;
overflow-x: hidden;
padding: 4px 6px 12px 6px;
display: flex;
flex-direction: column;
}

.card-list::-webkit-scrollbar {
    width: 4px;
}
.card-list::-webkit-scrollbar-track {
    background: transparent;
}
.card-list::-webkit-scrollbar-thumb {
    background: rgba(148, 163, 184, 0.35);
    border-radius: 999px;
}
.card-list::-webkit-scrollbar-thumb:hover {
    background: rgba(148, 163, 184, 0.6);
}

.drop-indicator {
    height: 4px;
    background: linear-gradient(90deg, rgba(16,184,238,.88), rgba(82,220,255,.88));
    border-radius: 999px;
    margin: 3px 0;
    box-shadow: 0 0 8px rgba(16,184,238,.20);
    flex-shrink: 0;
    display: none;
}

.add-btn {
    margin: 0px 10px 6px 10px;
    background: rgba(255,255,255,.72);
    border: 1.5px dashed var(--border3);
    border-radius: 12px;
    color: var(--muted);
    font-size: 11.25px;
    padding: 9px 12px;
    cursor: pointer;
    text-align: left;
    width: calc(100% - 20px);
    font-family: var(--font-mono);
    display: flex;
    align-items: center;
    gap: 7px;
    transition: border-color var(--transition), color var(--transition), background var(--transition), transform var(--transition);
}

.add-btn:hover {
    border-color: rgba(16,184,238,.36);
    color: var(--blue-2);
    background: rgba(16,184,238,.05);
    transform: translateY(-1px);
}

/* ── Completed cards section ─────────────────────────────────── */
.completed-section {
    margin: 4px 10px 6px;
}
.completed-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
    width: 100%;
    padding: 5px 6px;
    border: none;
    background: none;
    cursor: pointer;
    color: var(--muted);
    font-size: 11px;
    font-family: var(--font-mono);
    font-weight: 600;
    letter-spacing: .03em;
    border-radius: 7px;
    transition: background .15s, color .15s;
    text-align: left;
}
.completed-toggle:hover {
    background: rgba(30,166,114,.07);
    color: var(--green);
}
.completed-toggle-chevron {
    transition: transform .2s cubic-bezier(.4,0,.2,1);
    flex-shrink: 0;
}
.completed-toggle-chevron.open {
    transform: rotate(0deg);
}
.completed-toggle-chevron:not(.open) {
    transform: rotate(-90deg);
}
.completed-cards {
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px dashed rgba(30,166,114,.2);
    padding-top: 6px;
}
.completed-cards .card {
    opacity: .75;
    transition: opacity .15s;
}
.completed-cards .card:hover {
    opacity: 1;
}

.add-form {
    margin: 10px 12px 8px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.add-form-selects {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 7px;
}

.add-form textarea,
.add-form select {
    background: rgba(255,255,255,.94);
    border: 1px solid var(--border2);
    border-radius: 13px;
    color: var(--text);
    font-size: 12px;
    padding: 9px 11px;
    resize: none;
    font-family: var(--font-mono);
    outline: none;
    width: 100%;
    box-shadow: var(--shadow-xs);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.add-form textarea:focus,
.add-form select:focus {
    border-color: rgba(16,184,238,.38);
    box-shadow: 0 0 0 4px rgba(16,184,238,.10);
    background: #fff;
}

.add-form-actions { display: flex; gap: 7px; }

/* ── Quill inside add-form ───────────────────────────────────── */
.add-form-quill {
    border-radius: 13px;
    overflow: hidden;
    border: 1px solid var(--border2);
    background: rgba(255,255,255,.94);
    box-shadow: var(--shadow-xs);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.add-form-quill:focus-within {
    border-color: rgba(16,184,238,.38);
    box-shadow: 0 0 0 4px rgba(16,184,238,.10);
    background: #fff;
}
.add-form-quill .ql-toolbar.ql-snow {
    background: var(--surface3);
    border: none;
    border-bottom: 1px solid var(--border);
    padding: 4px 7px;
}
.add-form-quill .ql-toolbar .ql-stroke { stroke: var(--muted); }
.add-form-quill .ql-toolbar .ql-fill   { fill:   var(--muted); }
.add-form-quill .ql-toolbar button:hover .ql-stroke,
.add-form-quill .ql-toolbar button.ql-active .ql-stroke { stroke: var(--text); }
.add-form-quill .ql-toolbar button:hover .ql-fill,
.add-form-quill .ql-toolbar button.ql-active .ql-fill   { fill:   var(--text); }
.add-form-quill .ql-container.ql-snow {
    border: none;
    font-family: var(--font-mono);
    font-size: 12px;
    background: transparent;
}
.add-form-quill .ql-editor {
    min-height: 56px;
    max-height: 140px;
    overflow-y: auto;
    color: var(--text);
    line-height: 1.55;
    padding: 8px 11px;
}
.add-form-quill .ql-editor.ql-blank::before {
    color: var(--muted2);
    font-style: normal;
    left: 11px;
}
.add-form-quill .ql-editor a { color: var(--blue); }

.add-form-date {
    background: rgba(255,255,255,.94);
    border: 1px solid var(--border2);
    border-radius: 13px;
    color: var(--text);
    font-size: 12px;
    padding: 9px 11px;
    font-family: var(--font-mono);
    outline: none;
    width: 100%;
    box-shadow: var(--shadow-xs);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    cursor: pointer;
}
.add-form-date:focus {
    border-color: rgba(16,184,238,.38);
    box-shadow: 0 0 0 4px rgba(16,184,238,.10);
    background: #fff;
}

/* ── Card ────────────────────────────────────────────────────── */
.card {
    background: linear-gradient(180deg, #ffffff, #fbfdff);
    border: 1px solid rgba(220,229,241,.95);
    border-radius: 16px;
    padding: 12px 13px;
    cursor: grab;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: 0 6px 14px rgba(15,23,42,.045), 0 2px 5px rgba(15,23,42,.025);
    margin-bottom: 8px;
    -webkit-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), opacity .12s ease;
    touch-action: none;
    transform: translateZ(0);
}

.card:last-child { margin-bottom: 0; }

.card:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(15,23,42,.07), 0 4px 10px rgba(15,23,42,.04);
    border-color: var(--border3);
}

.card.card-placeholder {
    opacity: 0;
    pointer-events: none;
    min-height: 60px;
}

.card-drag-clone {
    position: fixed;
    pointer-events: none;
    z-index: 500;
    box-shadow: 0 14px 34px rgba(15,23,42,.14), 0 4px 12px rgba(15,23,42,.08);
    transform: rotate(1.2deg) scale(1.02);
    border-radius: 16px;
    overflow: hidden;
    opacity: .98;
    will-change: transform, left, top;
    background: #fff;
}

.card-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 8px;
}

.card-title {
    font-size: 12.75px;
    color: var(--text-soft);
    line-height: 1.58;
    font-family: var(--font-head);
    font-weight: 700;
    flex: 1;
    letter-spacing: -.018em;
}

.card-desc {
    font-size: 11.5px;
    color: var(--muted);
    line-height: 1.55;
    font-family: var(--font-card);
    font-weight: 400;
    margin-top: -4px;
    overflow: hidden;
    max-height: 3.4em;
    -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
    -webkit-user-select: text;
    user-select: text;
    cursor: text;
}
.card-desc p  { margin: 0 0 2px; }
.card-desc ul,
.card-desc ol { margin: 0; padding-left: 16px; }
.card-desc li { margin: 0; }
.card-desc strong { font-weight: 600; color: var(--text-soft); }
.card-desc em { font-style: italic; }
.card-desc a  {
    color: var(--blue);
    text-decoration: underline;
    cursor: pointer;
    pointer-events: all;
    -webkit-user-select: text;
    user-select: text;
}
.card-desc blockquote {
    border-left: 2px solid var(--border2);
    padding-left: 7px;
    margin: 2px 0;
    color: var(--muted2);
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    font-size: 9.5px;
    font-weight: 700;
    border-radius: 999px;
    padding: 4px 8px;
    border: 1px solid;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-family: var(--font-mono);
    white-space: nowrap;
}

.tag-Design   { color: #b14c84; background: rgba(207,95,153,.10); border-color: rgba(207,95,153,.18); }
.tag-Backend  { color: #376fdd; background: rgba(59,130,246,.10); border-color: rgba(59,130,246,.18); }
.tag-Frontend { color: #0d8f88; background: rgba(15,157,149,.10); border-color: rgba(15,157,149,.18); }
.tag-Infra    { color: #7058e8; background: rgba(124,98,243,.10); border-color: rgba(124,98,243,.18); }
.tag-QA       { color: #1a8a63; background: rgba(30,166,114,.10); border-color: rgba(30,166,114,.18); }
.tag-General  { color: #64748b; background: rgba(148,163,184,.10); border-color: rgba(148,163,184,.18); }

.priority {
    font-size: 9.75px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: var(--font-mono);
    letter-spacing: .04em;
}

.priority::before { content: '●'; }

.priority-high { color: var(--pri-high); }
.priority-med { color: var(--pri-med); }
.priority-low { color: var(--pri-low); }

.card.completed {
    background: linear-gradient(180deg, rgba(248,252,249,.95), rgba(244,250,246,.88));
    border-color: rgba(30,166,114,.18);
}

.card.completed .card-title {
    text-decoration: line-through;
    color: var(--muted);
}

.card.completed .tag,
.card.completed .priority {
    opacity: .55;
}

.card-actions {
    display: flex;
    align-items: center;
    gap: 3px;
    margin-left: auto;
	cursor: pointer;
}

.card-action-btn {
    background: #ebedf2;
	height: 22px;
	width: 22px;
    border: none;
    cursor: pointer;
    line-height: 1;
    opacity: 0;
    flex-shrink: 0;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(38, 50, 56, .3);
    transition: opacity var(--transition), color var(--transition), background var(--transition), transform var(--transition);
}

.card:hover .card-action-btn { opacity: 1; }

.card-action-btn.del:hover  { color: var(--red);     background: rgba(222,91,87,.08); }
.card-action-btn.dup:hover  { color: var(--blue-2);  background: rgba(16,184,238,.10); }
.card-action-btn.done:hover { color: var(--green);   background: rgba(30,166,114,.10); }
.card-action-btn.done.active { opacity: 1; color: var(--green); }
.card-action-btn.top:hover    { color: var(--violet); background: rgba(124,98,243,.10); }
.card-action-btn.bottom:hover { color: var(--violet); background: rgba(124,98,243,.10); }
.card-action-btn.recur:hover  { color: var(--amber);  background: rgba(217,149,30,.12); }
.card-action-btn.open-panel:hover { color: var(--blue-2); background: rgba(16,184,238,.10); }
.card-action-btn.recur.active { opacity: 1; color: var(--amber); }

/* ── Recurrence ── */
.card-recurrence {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: -1px;
}

.recur-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 9.75px;
    font-weight: 700;
    color: #bf7c11;
    background: rgba(217,149,30,.10);
    border: 1px solid rgba(217,149,30,.20);
    border-radius: 999px;
    padding: 3px 7px;
    letter-spacing: .05em;
    font-family: var(--font-mono);
}

/* ── Due date badge on card ───────────────────────────────────── */
.card-due {
    display: flex;
    align-items: center;
    margin-top: -2px;
}
.due-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 9.75px;
    font-weight: 700;
    border-radius: 999px;
    padding: 3px 7px;
    letter-spacing: .04em;
    font-family: var(--font-mono);
}
.due-badge.due-upcoming {
    color: var(--muted);
    background: var(--surface3);
    border: 1px solid var(--border);
}
.due-badge.due-soon {
    color: #92610a;
    background: rgba(217,149,30,.10);
    border: 1px solid rgba(217,149,30,.22);
}
.due-badge.due-today {
    color: #b84e07;
    background: rgba(249,115,22,.10);
    border: 1px solid rgba(249,115,22,.25);
}
.due-badge.due-overdue {
    color: #b91c1c;
    background: rgba(222,91,87,.10);
    border: 1px solid rgba(222,91,87,.25);
}

/* ── Due date picker in panel ────────────────────────────────── */
.due-picker-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 7px;
}
.due-date-input {
    flex: 1;
    height: 34px;
    padding: 0 10px;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--surface);
    color: var(--text);
    font-size: 12.5px;
    font-family: var(--font-card);
    outline: none;
    transition: border-color .15s, box-shadow .15s;
    cursor: pointer;
}
.due-date-input:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(16,184,238,.10);
}
.due-date-clear {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--muted);
    cursor: pointer;
    transition: background .15s, color .15s, border-color .15s;
    padding: 0;
}
.due-date-clear:hover {
    background: rgba(222,91,87,.08);
    color: var(--red);
    border-color: rgba(222,91,87,.25);
}
.due-recur-note {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--muted);
    font-style: italic;
    padding: 4px 0;
}

.recur-count {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 9.75px;
    color: var(--muted);
    font-family: var(--font-mono);
}

.recur-count-dot {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: rgba(151,166,188,.52);
}

/* Recurrence picker (inline accordion) */
.recur-picker {
    margin-top: 8px;
    padding: 11px;
    background: var(--surface2);
    border-radius: 14px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.recur-picker-label {
    font-size: 9px;
    color: var(--muted);
    letter-spacing: .18em;
    text-transform: uppercase;
    font-family: var(--font-mono);
}

.recur-options {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.recur-opt {
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid var(--border2);
    background: #fff;
    font-size: 10.5px;
    color: var(--muted);
    cursor: pointer;
    font-family: var(--font-mono);
    transition: all var(--transition);
}

.recur-opt:hover {
    border-color: rgba(217,149,30,.32);
    color: #bf7c11;
    background: rgba(255,249,239,.86);
}

.recur-opt.active {
    background: rgba(217,149,30,.10);
    border-color: rgba(217,149,30,.34);
    color: #bf7c11;
    font-weight: 700;
}

.recur-custom {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--muted);
}

.recur-custom input {
    width: 52px;
    padding: 4px 7px;
    border: 1px solid var(--border2);
    border-radius: 9px;
    background: #fff;
    font-size: 12px;
    font-family: var(--font-mono);
    color: var(--text);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.recur-custom input:focus {
    border-color: rgba(217,149,30,.36);
    box-shadow: 0 0 0 3px rgba(217,149,30,.10);
}

.recur-mode-toggle {
    display: flex;
    gap: 0;
    border: 1px solid var(--border2);
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
}

.recur-mode-btn {
    flex: 1;
    padding: 5px 8px;
    border: none;
    background: none;
    font-size: 9.5px;
    color: var(--muted);
    font-family: var(--font-mono);
    cursor: pointer;
    transition: all var(--transition);
    letter-spacing: .05em;
}

.recur-mode-btn.active {
    background: rgba(217,149,30,.10);
    color: #bf7c11;
    font-weight: 700;
}

.recur-mode-btn:hover:not(.active) {
    background: var(--surface3);
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
    border: none;
    border-radius: 12px;
    font-size: 11.5px;
    padding: 8px 14px;
    cursor: pointer;
    font-family: var(--font-mono);
    color: #fff;
    letter-spacing: .04em;
    transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

.btn:hover {
    transform: translateY(-1px);
    filter: saturate(1.03);
}

.btn:active { transform: translateY(0) scale(.985); }

.btn-primary {
    background: linear-gradient(135deg, var(--blue) 0%, #43d2ff 45%, var(--blue-2) 100%);
    box-shadow: var(--shadow-glow);
}

.btn-cancel {
    background: rgba(255,255,255,.9);
    border: 1px solid var(--border2);
    color: var(--muted);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
}

.btn-danger { background: linear-gradient(135deg, #ef6f6a, var(--red)); }
.btn-violet { background: linear-gradient(135deg, #8c73ff, var(--violet)); }

/* ── Modals ──────────────────────────────────────────────────── */
.overlay {
    position: fixed;
    inset: 0;
    background: rgba(241,246,251,.72);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    animation: fade-in .2s ease;
}

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

.modal {
    background: linear-gradient(180deg, #ffffff, #f8fbff);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 30px;
    max-width: 440px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    animation: slide-up .22s cubic-bezier(.22,1,.36,1);
}

@keyframes slide-up {
    from { transform: translateY(16px) scale(.985); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

.modal-icon {
    font-size: 28px;
    margin-bottom: 12px;
    filter: drop-shadow(0 6px 10px rgba(16,184,238,.12));
}

.modal-title {
    font-family: var(--font-head);
    font-size: 19px;
    font-weight: 700;
    letter-spacing: -.04em;
    margin-bottom: 8px;
}

.modal-desc {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 22px;
    line-height: 1.7;
}

.conflict-versions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 20px;
}

.conflict-card {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 13px;
}

.conflict-card-label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: .18em;
    color: var(--muted2);
    margin-bottom: 7px;
}

.conflict-card-title {
    font-size: 12px;
    color: var(--text);
    margin-bottom: 5px;
    font-family: var(--font-card);
    font-weight: 600;
}

.conflict-card-meta  {
    font-size: 11px;
    color: var(--muted);
}

.modal-actions {
    display: flex;
    gap: 9px;
}

.modal-actions .btn {
    flex: 1;
    text-align: center;
    padding: 10px;
}

/* ── Card Detail Panel ───────────────────────────────────────── */
.panel-overlay {
    position: fixed;
    inset: 0;
    background: rgba(241,246,251,.58);
    z-index: 400;
    animation: fade-in .18s ease;
}

.card-panel {
    position: fixed;
    top: 10px;
    right: 10px;
    bottom: 10px;
    width: 440px;
    max-width: calc(100vw - 20px);
    background: linear-gradient(180deg, #ffffff, #f8fbff);
    border: 1px solid var(--border);
    border-radius: 28px;
    box-shadow: 0 28px 70px rgba(15,23,42,.14), 0 10px 26px rgba(15,23,42,.06);
    z-index: 401;
    display: flex;
    flex-direction: column;
    animation: panel-slide-in .28s cubic-bezier(.22,1,.36,1);
    overflow: hidden;
}

.card-panel::before {
    content: '';
    position: absolute;
    inset: 0 0 auto 0;
    height: 110px;
    background: linear-gradient(180deg, rgba(16,184,238,.07), transparent);
    pointer-events: none;
}

@keyframes panel-slide-in {
    from { transform: translateX(36px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.panel-header {
    padding: 22px 22px 16px;
    border-bottom: 1px solid rgba(220,229,241,.82);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.panel-close {
    background: var(--surface2);
    border: 1px solid var(--border);
    cursor: pointer;
    color: var(--muted2);
    padding: 6px;
    border-radius: 10px;
    flex-shrink: 0;
    margin-top: 1px;
    transition: color var(--transition), background var(--transition), transform var(--transition), border-color var(--transition);
}

.panel-close:hover {
    color: var(--text);
    background: #fff;
    border-color: var(--border3);
    transform: translateY(-1px);
}

.panel-title-wrap { flex: 1; }

.panel-card-title {
    font-family: var(--font-head);
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -.04em;
    color: var(--text);
    line-height: 1.42;
    word-break: break-word;
}

.panel-card-meta {
    font-size: 10.75px;
    color: var(--muted);
    margin-top: 6px;
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 22px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    position: relative;
    z-index: 1;
}

.panel-body::-webkit-scrollbar { width: 6px; }
.panel-body::-webkit-scrollbar-thumb {
    background: rgba(148,163,184,.30);
    border-radius: 999px;
}

.panel-section-label {
    font-size: 9px;
    color: var(--muted);
    letter-spacing: .18em;
    text-transform: uppercase;
    font-family: var(--font-mono);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Checklist progress */
.checklist-progress {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.checklist-progress-bar {
    flex: 1;
    height: 6px;
    background: var(--surface4);
    border-radius: 999px;
    overflow: hidden;
}

.checklist-progress-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, #2ac68b, var(--green));
    transition: width .3s ease;
}

.checklist-progress-text {
    font-size: 10.5px;
    color: var(--muted);
    font-family: var(--font-mono);
    flex-shrink: 0;
    min-width: 36px;
    text-align: right;
}

/* Checklist items */
.checklist-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 9px;
    border-radius: 13px;
    transition: background var(--transition), transform var(--transition);
}

.checklist-item:hover {
    background: var(--surface2);
    transform: translateX(1px);
}

.checklist-item:hover .checklist-del { opacity: 1; }

.checklist-check {
    width: 17px;
    height: 17px;
    border-radius: 6px;
    border: 1.5px solid var(--border3);
    flex-shrink: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 1px;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.checklist-check.done {
    background: linear-gradient(135deg, #2ac68b, var(--green));
    border-color: var(--green);
    box-shadow: 0 6px 12px rgba(30,166,114,.14);
}

.checklist-text {
    flex: 1;
    font-size: 12.75px;
    color: var(--text-soft);
    font-family: var(--font-card);
    line-height: 1.55;
    cursor: pointer;
    word-break: break-word;
    font-weight: 500;
}

.checklist-text.done {
    text-decoration: line-through;
    color: var(--muted);
}

.checklist-del {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--muted2);
    padding: 3px 5px;
    border-radius: 8px;
    opacity: 0;
    transition: opacity var(--transition), color var(--transition), background var(--transition);
    flex-shrink: 0;
}

.checklist-del:hover {
    color: var(--red);
    background: rgba(222,91,87,.08);
}

/* Add checklist input */
.checklist-add {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-top: 10px;
}

.checklist-add input {
    flex: 1;
    background: #fff;
    border: 1px solid var(--border2);
    border-radius: 13px;
    color: var(--text);
    font-size: 12px;
    padding: 8px 11px;
    font-family: var(--font-mono);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.checklist-add input:focus {
    border-color: rgba(16,184,238,.36);
    box-shadow: 0 0 0 4px rgba(16,184,238,.10);
}

.checklist-add-btn {
    padding: 8px 12px;
    background: linear-gradient(135deg, var(--blue), var(--blue-2));
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 10.5px;
    font-family: var(--font-mono);
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    flex-shrink: 0;
    box-shadow: var(--shadow-glow);
}

.checklist-add-btn:hover {
    transform: translateY(-1px);
}

/* Progress pill on card face */
.card-progress {
    display: flex;
    align-items: center;
    gap: 7px;
    margin-top: -1px;
}

.card-progress-bar {
    flex: 1;
    height: 4px;
    background: var(--surface4);
    border-radius: 999px;
    overflow: hidden;
}

.card-progress-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, #2ac68b, var(--green));
    transition: width .3s ease;
}

.card-progress-text {
    font-size: 9.75px;
    color: var(--muted);
    font-family: var(--font-mono);
    flex-shrink: 0;
}

/* ── Footer ──────────────────────────────────────────────────── */
footer {
    padding: 12px 28px;
    display: flex;
    gap: 18px;
    align-items: center;
    font-size: 9.5px;
    color: var(--muted2);
    border-top: 1px solid rgba(220,229,241,.88);
    background: rgba(255,255,255,.88);
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.legend-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

@media (max-width: 900px) {
    .card-panel {
        top: 0;
        right: 0;
        bottom: 0;
        max-width: 100vw;
        width: min(100vw, 460px);
        border-radius: 24px 0 0 24px;
    }
}

@media (max-width: 640px) {
    .auth-card {
        padding: 32px 22px;
        border-radius: 22px;
    }

    .boards-header,
    header {
        padding-left: 16px;
        padding-right: 16px;
    }

    .boards-body {
        padding: 28px 16px 36px;
    }

    footer {
        padding-left: 16px;
        padding-right: 16px;
    }

    .list-column,
    .btn-add-list {
        width: 282px;
    }
}

/* ── Tahoe v2 refinement patch ─────────────────────────────────
   Safe visual upgrades layered on top of the Safari-fixed file.
   Goals:
   - stronger tokenization
   - quieter secondary surfaces
   - clearer keyboard/touch discoverability
   - adaptive widths
   - unified focus + scrollbar language
   - reduced-motion accessibility
──────────────────────────────────────────────────────────────── */
:root {
    --space-1: 4px;
    --space-2: 6px;
    --space-3: 8px;
    --space-4: 12px;
    --space-5: 16px;
    --space-6: 20px;
    --space-7: 24px;
    --space-8: 32px;

    --radius-lg: 14px;
    --radius-xl: 16px;

    --surface-quiet: rgba(249,252,255,.90);
    --surface-elevated: rgba(255,255,255,.97);
    --glass-bg: rgba(255,255,255,.80);
    --glass-bg-strong: rgba(255,255,255,.88);
    --glass-border: rgba(220,229,241,.86);

    --shadow-card: 0 10px 24px rgba(15,23,42,.055), 0 2px 7px rgba(15,23,42,.028);
    --shadow-floating: 0 18px 40px rgba(15,23,42,.095), 0 6px 16px rgba(15,23,42,.05);
    --shadow-panel: 0 28px 70px rgba(15,23,42,.14), 0 10px 26px rgba(15,23,42,.06);

    --focus-ring: 0 0 0 3px rgba(16,184,238,.12);
    --focus-ring-strong: 0 0 0 4px rgba(16,184,238,.10);

    --scrollbar-thumb: rgba(148,163,184,.34);
    --scrollbar-thumb-hover: rgba(100,116,139,.42);

    --list-width: clamp(290px, 30vw, 300px);
    --panel-width: clamp(408px, 34vw, 456px);
}

html, body {
    scrollbar-color: var(--scrollbar-thumb) transparent;
}

body {
    background-image:
        radial-gradient(circle at 1px 1px, rgba(151,167,192,.085) 1px, transparent 0),
        radial-gradient(900px 480px at 0% 0%, rgba(16,184,238,.09), transparent 42%),
        radial-gradient(760px 420px at 100% 0%, rgba(124,98,243,.07), transparent 38%),
        linear-gradient(180deg, #f9fbff 0%, #f4f8fc 52%, #eef4fa 100%);
}

:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
.board-switcher-trigger:focus-visible,
.board-switcher-item:focus-visible,
.board-switcher-add:focus-visible,
.list-menu-item:focus-visible,
.list-menu-board-item:focus-visible,
.btn:focus-visible,
.btn-back:focus-visible,
.btn-logout:focus-visible,
.add-btn:focus-visible,
.checklist-add-btn:focus-visible,
.panel-close:focus-visible,
.board-card-action:focus-visible,
.card-action-btn:focus-visible,
.list-menu-btn:focus-visible,
.list-del-btn:focus-visible,
.list-drag-handle:focus-visible,
.recur-opt:focus-visible,
.recur-mode-btn:focus-visible {
    box-shadow: var(--focus-ring-strong);
}

.board-switcher-item:focus-visible,
.list-menu-item:focus-visible,
.list-menu-board-item:focus-visible {
    background: rgba(16,184,238,.08);
    color: var(--blue-2);
}

header,
.boards-header,
footer {
    border-color: var(--glass-border);
    backdrop-filter: blur(14px) saturate(1.08);
    -webkit-backdrop-filter: blur(14px) saturate(1.08);
-webkit-backdrop-filter: blur(4px);
backdrop-filter: blur(4px);
background: hsla(0, 0%, 100%, .2);
transition: opacity .2s;
margin: 8px 8px 0px 8px;
border-radius: 12px;
}

.overlay,
.panel-overlay {
    backdrop-filter: blur(6px) saturate(1.02);
    -webkit-backdrop-filter: blur(6px) saturate(1.02);
}

.boards-body {
    padding: 40px clamp(18px, 2.8vw, 32px) 48px;
}

.boards-grid {
    gap: 20px;
}

.board {
    gap: 10px;
    padding: 10px 10px 10px 10px;
}

.board-card,
.list-column,
.card,
.modal,
.board-switcher-dropdown,
.list-menu-dropdown,
.card-panel {
    background-clip: padding-box;
}

.board-card {
    background: linear-gradient(180deg, rgba(255,255,255,.985), rgba(249,252,255,.95));
    border-color: rgba(220,229,241,.92);
    box-shadow: var(--shadow-card);
}

.board-card:hover {
    box-shadow: var(--shadow-floating);
}

.board-card-actions {
    opacity: .22;
}

.board-card:hover .board-card-actions,
.board-card:focus-within .board-card-actions {
    opacity: 1;
}

.board-card-action {
    background: rgba(255,255,255,.92);
}

.board-card-new {
    background: linear-gradient(180deg, rgba(255,255,255,.56), rgba(248,251,255,.36));
}

.btn-add-list,
.list-column {
    width: var(--list-width);
}

.btn-add-list {
    background: linear-gradient(180deg, rgba(255,255,255,.52), rgba(248,251,255,.34));
}

.list-column {
    box-shadow: var(--shadow-card);
}

.list-column:hover,
.list-column.drag-over {
    box-shadow: var(--shadow-floating);
}

.list-header {
    padding: 10px 10px 5px 10px;
}

.list-drag-handle,
.list-del-btn,
.list-menu-btn {
    opacity: .84;
}

.list-header:hover .list-drag-handle,
.list-header:hover .list-del-btn,
.list-header:hover .list-menu-btn,
.list-column:focus-within .list-drag-handle,
.list-column:focus-within .list-del-btn,
.list-column:focus-within .list-menu-btn {
    opacity: 1;
}

.card-list {
    padding: 4px 6px 12px 6px
}

.drop-indicator {
    height: 5px;
    box-shadow: 0 0 10px rgba(16,184,238,.20);
}

.add-btn {
    background: rgba(255,255,255,.78);
}

.card {
    background: linear-gradient(180deg, rgba(255,255,255,.99), rgba(250,252,255,.96));
    border-color: rgba(220,229,241,.92);
    box-shadow: 0 8px 18px rgba(15,23,42,.045), 0 2px 6px rgba(15,23,42,.022);
}

.card:hover {
    box-shadow: 0 14px 30px rgba(15,23,42,.075), 0 4px 10px rgba(15,23,42,.035);
}

.card-title,
.checklist-text {
    color: #182433;
}

.card-actions {
    gap: 4px;
}

.card-action-btn {
    opacity: .50;
}

.card:hover .card-action-btn,
.card:focus-within .card-action-btn {
    opacity: 1;
}

.checklist-del {
    opacity: .16;
}

.checklist-item:hover .checklist-del,
.checklist-item:focus-within .checklist-del {
    opacity: 1;
}

.board-drag-clone,
.list-drag-clone,
.card-drag-clone {
    box-shadow: var(--shadow-floating);
}

.board-switcher-dropdown,
.list-menu-dropdown,
.modal {
   /* background: linear-gradient(180deg, rgba(255,255,255,.985), rgba(249,252,255,.95));*/
-webkit-backdrop-filter: blur(10px);
backdrop-filter: blur(10px);
background: hsla(0, 0%, 100%, .70);
transition: opacity .2s;
}

.board-switcher-list,
.panel-body,
.board {
    scrollbar-color: var(--scrollbar-thumb) transparent;
}

.board::-webkit-scrollbar-thumb,
.board-switcher-list::-webkit-scrollbar-thumb,
.panel-body::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 999px;
}

.board:hover::-webkit-scrollbar-thumb,
.board-switcher-list:hover::-webkit-scrollbar-thumb,
.panel-body:hover::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb-hover);
}

.card-panel {
    width: var(--panel-width);
    box-shadow: var(--shadow-panel);
}

.panel-body {
    padding: 22px 22px 24px;
}

.user-badge,
.sync-badge,
.btn-back,
.btn-logout,
.board-switcher-trigger {
    background: var(--glass-bg);
}

footer {
    color: #8fa0b5;
}

@media (max-width: 900px) {
    .card-panel {
        width: min(100vw, 460px);
    }
}

@media (prefers-reduced-motion: reduce) {
    html:focus-within {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
        transition-delay: 0ms !important;
        scroll-behavior: auto !important;
    }

    .auth-submit::before {
        display: none !important;
    }

    .board-card:hover,
    .board-card-action:hover,
    .board-card-new:hover,
    .brand-icon-btn:hover,
    .btn:hover,
    .btn-back:hover,
    .btn-logout:hover,
    .board-switcher-item:hover,
    .board-switcher-add:hover,
    .btn-add-list:hover,
    .list-menu-item:hover,
    .list-menu-board-item:hover,
    .add-btn:hover,
    .card:hover,
    .card-action-btn:hover,
    .checklist-item:hover,
    .checklist-add-btn:hover,
    .panel-close:hover {
        transform: none !important;
        filter: none !important;
    }

    .boot-logo,
    .sync-dot.pending,
    .sync-dot.syncing,
    .sync-dot.conflict {
        animation: none !important;
    }
}

/* scrollbar size */
::-webkit-scrollbar {
  width: 6px;   /* vertical scrollbar */
  height: 6px;  /* horizontal scrollbar */
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 999px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}