/* ============================================================
   OPEN Essex — Members Portal design system (Rust/Wasm, no CSS libs)
   ============================================================ */

:root {
    /* Dark "Midnight" — default theme. Every surface color below is overridden
     per-theme via html[data-theme="…"] so new themes are pure variable swaps. */
    color-scheme: dark;
    --bg: #0a0e1a;
    --bg-soft: #101528;
    --panel: rgba(255, 255, 255, 0.04);
    --hover: rgba(255, 255, 255, 0.05);
    --hover-soft: rgba(255, 255, 255, 0.06);
    --hover-strong: rgba(255, 255, 255, 0.07);
    --surface-faint: rgba(255, 255, 255, 0.03);
    --surface-strong: rgba(255, 255, 255, 0.09);
    --surface-1: rgba(255, 255, 255, 0.1);
    --surface-4: rgba(255, 255, 255, 0.18);
    --glass-a: rgba(255, 255, 255, 0.06);
    --glass-b: rgba(255, 255, 255, 0.02);
    --grid: rgba(255, 255, 255, 0.035);
    --text: #e7eaf4;
    --text-soft: #d7dcec;
    --muted: #8b93a7;
    --line: rgba(255, 255, 255, 0.09);
    --line-strong: rgba(255, 255, 255, 0.16);
    --sidebar-bg: rgba(9, 12, 24, 0.78);
    --topbar-bg: var(--topbar-bg);
    --panel-solid: var(--panel-solid);
    --panel-solid-strong: var(--panel-solid-strong);
    --ring: var(--ring);
    --code-bg: var(--code-bg);
    --code-bg-soft: var(--code-bg-soft);
    --code-text: #d7dcec;
    --overlay: var(--overlay);
    --overlay-strong: var(--overlay-strong);
    --scroll: var(--scroll);
    --scroll-hover: var(--scroll-hover);
    --spinner-ring: var(--spinner-ring);
    --spinner-top: #fff;
    --accent-text: var(--accent-text);
    --danger-text: var(--danger-text);
    --cal-sat: var(--cal-sat);
    --active-bg: linear-gradient(
        135deg,
        rgba(var(--accent-rgb), 0.22),
        rgba(var(--indigo-rgb), 0.14)
    );
    --active-text: #fff;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    --violet: #8b5cf6;
    --indigo: #6366f1;
    --cyan: #22d3ee;
    --danger: #f43f5e;
    --accent-rgb: 139 92 246;
    --indigo-rgb: 99 102 241;
    --radius: 16px;
    --radius-sm: 12px;
    --sidebar-w: 264px;
    --sidebar-w-collapsed: 78px;
    --font-ui: "Inter", "Hiragino Sans", "Yu Gothic UI", sans-serif;
    --font-display: "Space Grotesk", var(--font-ui);
    --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-ui);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

#root {
    min-height: 100vh;
}

::selection {
    background: rgba(var(--accent-rgb), 0.35);
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--scroll);
    border-radius: 999px;
    border: 2px solid transparent;
    background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--scroll-hover);
    background-clip: content-box;
}

a {
    color: var(--violet);
}

button {
    font-family: inherit;
}

/* ---------- Icons ---------- */
iconify-icon {
    display: inline-block;
    font-size: 20px;
    width: 1em;
    height: 1em;
    line-height: 1;
    color: currentColor;
    flex-shrink: 0;
    vertical-align: -0.125em;
}

/* ---------- Background ---------- */
.bg {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(
            1200px 700px at 80% -10%,
            rgba(var(--indigo-rgb), 0.16),
            transparent 60%
        ),
        radial-gradient(
            900px 600px at 0% 110%,
            rgba(var(--accent-rgb), 0.12),
            transparent 60%
        );
}

/* WebGL particle field (three.js) sits above the body background but below UI */
#fx-bg {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.45;
}
body.fx-auth #fx-bg {
    opacity: 0.9;
}
@media (prefers-reduced-motion: reduce) {
    #fx-bg {
        display: none;
    }
}
.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.28;
}
.orb-a {
    width: 540px;
    height: 540px;
    background: var(--violet);
    top: -180px;
    right: -120px;
}
.orb-b {
    width: 440px;
    height: 440px;
    background: var(--cyan);
    bottom: -160px;
    left: -120px;
    opacity: 0.16;
}
.bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(
        ellipse 90% 70% at 50% 30%,
        #000 30%,
        transparent 100%
    );
    -webkit-mask-image: radial-gradient(
        ellipse 90% 70% at 50% 30%,
        #000 30%,
        transparent 100%
    );
}

/* ---------- Glass ---------- */
.glass {
    background: linear-gradient(160deg, var(--hover-soft), var(--glass-b));
    border: 1px solid var(--line);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
}

/* ---------- Shell layout ---------- */
.shell {
    position: relative;
    z-index: 1;
    display: flex;
    min-height: 100vh;
}

.main-area {
    flex: 1;
    margin-left: var(--sidebar-w);
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-w);
    z-index: 40;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 16px 14px;
    background: var(--sidebar-bg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-right: 1px solid var(--line);
    transition: width 0.25s ease;
}
.sidebar.collapsed {
    width: var(--sidebar-w-collapsed);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text);
    border-radius: 12px;
}
.logo:hover {
    background: var(--hover);
}
.logo-mark {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--violet), var(--indigo));
    display: grid;
    place-items: center;
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    box-shadow: 0 6px 20px rgba(var(--accent-rgb), 0.45);
}
.logo-mark-img {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 6px 18px rgba(var(--accent-rgb), 0.45);
}
.logo-label {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 17px;
    white-space: nowrap;
    letter-spacing: 0.2px;
}

.nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 12px;
}
.nav-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 12px;
    color: var(--muted);
    font-weight: 500;
    font-size: 14px;
    text-decoration: none;
    transition:
        background 0.15s,
        color 0.15s;
    white-space: nowrap;
    overflow: hidden;
}
.nav-item:hover {
    background: var(--hover);
    color: var(--text);
}
.nav-item.active {
    background: var(--active-bg);
    color: var(--active-text);
    box-shadow: inset 0 0 0 1px rgba(var(--accent-rgb), 0.35);
}
.nav-item.active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 20%;
    bottom: 20%;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: linear-gradient(var(--violet), var(--cyan));
}
.nav-icon {
    position: relative;
    width: 22px;
    height: 22px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
}
.nav-label {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Collapsed state */
.sidebar.collapsed .logo {
    justify-content: center;
    padding: 10px 0;
}
.sidebar.collapsed .logo-label {
    display: none;
}
.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 10px 0;
}
.sidebar.collapsed .nav-label {
    display: none;
}
.sidebar.collapsed .side-user {
    justify-content: center;
    padding: 6px 0;
}
.sidebar.collapsed .side-info,
.sidebar.collapsed .side-role {
    display: none;
}

.nav-badge {
    position: absolute;
    top: -5px;
    right: -7px;
    min-width: 17px;
    height: 17px;
    padding: 0 5px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--violet), var(--indigo));
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    display: grid;
    place-items: center;
    box-shadow: 0 0 0 2px var(--panel-solid);
}

.side-foot {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 4px;
    border-top: 1px solid var(--line);
}
.side-user {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    padding: 6px 8px;
    background: transparent;
    border: none;
    border-radius: 12px;
    color: var(--text);
    cursor: pointer;
    text-align: left;
}
.side-user:hover {
    background: var(--hover);
}
.side-info {
    display: flex;
    flex-direction: column;
    line-height: 1.25;
    min-width: 0;
    overflow: hidden;
}
.side-name {
    font-weight: 600;
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.side-role {
    font-size: 10px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.icon-btn {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    border-radius: 10px;
    display: grid;
    place-items: center;
    background: transparent;
    border: none;
    color: var(--muted);
    cursor: pointer;
    transition:
        background 0.15s,
        color 0.15s;
}
.icon-btn:hover {
    background: var(--hover-strong);
    color: var(--text);
}
.icon-btn.logout:hover {
    color: #fb7185;
}

.global-badge {
    position: absolute;
    top: 16px;
    right: 14px;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: var(--danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    display: grid;
    place-items: center;
    box-shadow: 0 0 0 3px var(--ring);
}

/* ---------- Topbar ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 28px;
    background: var(--topbar-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
}

.search {
    position: relative;
    flex: 1;
    max-width: 430px;
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 9px 13px;
    background: var(--hover);
    border: 1px solid var(--line);
    border-radius: 12px;
    transition:
        border-color 0.15s,
        box-shadow 0.15s;
}
.search:focus-within {
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}
.search.small {
    flex: 0 0 260px;
    max-width: none;
}
.search-icon {
    display: grid;
    place-items: center;
    color: var(--muted);
    flex-shrink: 0;
}
.search-input {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
}
.search-input::placeholder {
    color: var(--muted);
}
.search-dd {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    width: 380px;
    max-height: 400px;
    overflow: auto;
    background: var(--panel-solid-strong);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--line-strong);
    border-radius: 14px;
    padding: 6px;
    box-shadow: var(--shadow);
    z-index: 60;
}
.sresult {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 11px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text);
    transition: background 0.12s;
}
.sresult:hover {
    background: rgba(var(--accent-rgb), 0.12);
}
.sresult-name {
    font-weight: 500;
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.sresult-meta {
    font-size: 11px;
    color: var(--muted);
    margin-left: auto;
    flex-shrink: 0;
}
.sresult-icon {
    display: grid;
    place-items: center;
    color: var(--violet);
    flex-shrink: 0;
}
.sresult.empty {
    color: var(--muted);
    font-size: 13px;
    justify-content: center;
    padding: 16px;
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}
.notif-wrap {
    position: relative;
}
.avatar-btn {
    border-radius: 50%;
    overflow: visible;
}

.notif-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 12px);
    width: 330px;
    max-height: 440px;
    overflow: auto;
    padding: 8px;
    z-index: 60;
    animation: pop 0.18s ease;
}
.notif-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px 10px;
}
.notif-title {
    font-weight: 700;
    font-size: 14px;
}
.notif-item {
    display: flex;
    gap: 11px;
    padding: 10px;
    border-radius: 11px;
    transition: background 0.12s;
}
.notif-item:hover {
    background: var(--hover);
}
.notif-icon {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    border-radius: 10px;
    background: rgba(var(--accent-rgb), 0.14);
    color: var(--violet);
    display: grid;
    place-items: center;
}
.notif-msg {
    margin: 0;
    font-size: 13px;
    color: var(--text-soft);
    line-height: 1.45;
}
.notif-time {
    font-size: 11px;
    color: var(--muted);
}
.notif-empty {
    padding: 22px;
    text-align: center;
    color: var(--muted);
    font-size: 13px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: 11px;
    border: none;
    font-weight: 600;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition:
        transform 0.12s,
        filter 0.12s,
        background 0.12s,
        color 0.12s;
    user-select: none;
}
.btn.primary {
    background: linear-gradient(135deg, var(--violet), var(--indigo));
    color: #fff;
    box-shadow: 0 5px 18px rgba(var(--accent-rgb), 0.35);
}
.btn.primary:hover {
    filter: brightness(1.12);
    transform: translateY(-1px);
}
.btn.ghost {
    background: var(--hover);
    border: 1px solid var(--line);
    color: var(--text);
}
.btn.ghost:hover {
    background: var(--surface-1);
}
.btn.danger {
    background: rgba(244, 63, 94, 0.14);
    border: 1px solid rgba(244, 63, 94, 0.35);
    color: #fb7185;
}
.btn.danger:hover {
    background: rgba(244, 63, 94, 0.24);
}
.btn.block {
    width: 100%;
}
.btn.sm {
    padding: 6px 12px;
    font-size: 12px;
    border-radius: 9px;
}

/* ---------- Inputs ---------- */
.input {
    width: 100%;
    background: var(--hover);
    border: 1px solid var(--line);
    border-radius: 11px;
    padding: 10px 13px;
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition:
        border-color 0.15s,
        box-shadow 0.15s;
}
.input::placeholder {
    color: var(--muted);
}
.input:focus {
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}
textarea.input {
    resize: vertical;
    line-height: 1.6;
}
select.input {
    appearance: none;
    -webkit-appearance: none;
    background-image:
        linear-gradient(45deg, transparent 50%, var(--muted) 50%),
        linear-gradient(135deg, var(--muted) 50%, transparent 50%);
    background-position:
        calc(100% - 17px) 50%,
        calc(100% - 12px) 50%;
    background-size: 5px 5px;
    background-repeat: no-repeat;
    padding-right: 30px;
    cursor: pointer;
}
select.input option {
    background: var(--bg-soft);
    color: var(--text);
}

/* ---------- Fields ---------- */
.field {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 15px;
}
.field-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

/* ---------- Pills / chips / tags ---------- */
.pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.2px;
}
.pill.soft {
    background: rgba(var(--accent-rgb), 0.14);
    color: var(--accent-text);
}
.pill.accent {
    background: linear-gradient(135deg, var(--violet), var(--indigo));
    color: #fff;
}
.accent {
    color: var(--violet);
}

.chip {
    padding: 7px 15px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: transparent;
    color: var(--muted);
    font-size: 12px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition:
        color 0.12s,
        border-color 0.12s,
        background 0.12s;
}
.chip:hover {
    color: var(--text);
    border-color: var(--line-strong);
}
.chip.active {
    background: var(--active-bg);
    border-color: var(--violet);
    color: var(--active-text);
}

.tag {
    display: inline-block;
    padding: 3px 11px;
    border-radius: 999px;
    background: rgba(var(--accent-rgb), 0.13);
    color: var(--accent-text);
    font-size: 12px;
    font-weight: 600;
}

/* ---------- Tabs ---------- */
.tabs {
    display: flex;
    gap: 5px;
    background: var(--panel);
    padding: 5px;
    border-radius: 12px;
    margin-bottom: 22px;
}
.tab {
    flex: 1;
    padding: 9px;
    border-radius: 9px;
    border: none;
    background: transparent;
    color: var(--muted);
    font-weight: 600;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition:
        background 0.12s,
        color 0.12s;
}
.tab.active {
    background: var(--active-bg);
    color: var(--active-text);
    box-shadow: inset 0 0 0 1px var(--line-strong);
}

/* ---------- Avatars ---------- */
.avatar {
    position: relative;
    border-radius: 50%;
    flex-shrink: 0;
}
.avatar-badge {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #fff;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
}
.avatar-badge iconify-icon {
    font-size: 1em;
    width: 1em;
    height: 1em;
}
/* Avatar picker (profile edit modal) */
.pf-avatar-section {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 16px;
    border: 1px dashed var(--line);
    border-radius: 14px;
    background: var(--panel);
    margin-bottom: 6px;
    flex-wrap: wrap;
}
.pf-avatar-preview {
    flex-shrink: 0;
}
.pf-avatar-controls {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
    min-width: 200px;
}
.pf-avatar-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.pf-avatar-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    padding: 5px;
    background: var(--hover);
    border: 1px solid transparent;
    cursor: pointer;
    transition:
        transform 0.12s,
        border-color 0.12s;
}
.pf-avatar-icon:hover {
    transform: translateY(-2px);
    border-color: var(--line-strong);
}
.pf-avatar-icon .avatar-badge {
    width: 100%;
    height: 100%;
}
.pf-avatar-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.status-dot {
    position: absolute;
    bottom: 1px;
    right: 1px;
    width: 30%;
    height: 30%;
    min-width: 9px;
    min-height: 9px;
    border-radius: 50%;
    border: 2px solid var(--bg-soft);
}
.status-online {
    background: #22c55e;
}
.status-away {
    background: #f59e0b;
}
.status-offline {
    background: #64748b;
}

/* Password change section */
.pf-passwd-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 16px;
    border: 1px dashed var(--line);
    border-radius: 14px;
    background: var(--panel);
    margin-top: 8px;
}
.pf-passwd-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    margin: 0 0 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ---------- Pages ---------- */
.page-host {
    flex: 1;
    overflow-y: auto;
    padding: 30px 32px 60px;
}
.page {
    width: 100%;
}
.page-inner {
    max-width: 1040px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.page-enter {
    animation: rise 0.3s ease both;
}
.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
.page-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.3px;
}
.page-sub {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: 14px;
}
.section-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-top: 4px;
}
.section-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 19px;
}
.section-count {
    color: var(--muted);
    font-size: 12px;
}
.toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* ---------- Empty state ---------- */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.empty-icon {
    width: 58px;
    height: 58px;
    border-radius: 16px;
    background: rgba(var(--accent-rgb), 0.12);
    color: var(--violet);
    display: grid;
    place-items: center;
    margin-bottom: 6px;
}
.empty-title {
    margin: 0;
    font-size: 15px;
    font-weight: 700;
}
.empty-sub {
    margin: 0;
    font-size: 13px;
    color: var(--muted);
}

/* ---------- Toast ---------- */
.toast-wrap {
    position: fixed;
    bottom: 26px;
    right: 26px;
    z-index: 200;
}
.toast {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 13px 16px;
    border-radius: 14px;
    min-width: 290px;
    max-width: 380px;
    animation: slideIn 0.25s ease;
}
.toast-icon {
    color: var(--violet);
    flex-shrink: 0;
}
.toast-msg {
    margin: 0;
    font-size: 14px;
    flex: 1;
}

/* ---------- Modal ---------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: var(--overlay);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    display: grid;
    place-items: center;
    padding: 20px;
    animation: fade 0.18s ease;
}
.modal {
    width: 100%;
    max-width: 560px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    animation: pop 0.2s ease;
}
.modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 18px 22px;
    border-bottom: 1px solid var(--line);
}
.modal-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 700;
}
.modal-body {
    padding: 20px 22px;
    overflow-y: auto;
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 6px;
}

/* ---------- Form helpers ---------- */
.form-error {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 8px 0 12px;
    padding: 10px 12px;
    border-radius: 10px;
    background: rgba(244, 63, 94, 0.1);
    border: 1px solid rgba(244, 63, 94, 0.3);
    color: var(--danger-text);
    font-size: 13px;
}
.form-error-icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
}
.form-hint {
    margin: 0 0 14px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.6;
}

/* ---------- Spinner ---------- */
.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--spinner-ring);
    border-top-color: var(--spinner-top);
    border-radius: 50%;
    display: inline-block;
    animation: spin 0.7s linear infinite;
}

/* ---------- Swatches / rating ---------- */
.swatches {
    display: flex;
    gap: 9px;
    flex-wrap: wrap;
}
.swatch {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition:
        transform 0.12s,
        box-shadow 0.12s;
}
.swatch:hover {
    transform: scale(1.15);
}
.swatch[data-active] {
    border-color: #fff;
    box-shadow: 0 0 0 2px var(--violet);
}
.rating-row {
    display: flex;
    gap: 5px;
}
.rating-star {
    background: none;
    border: none;
    font-size: 22px;
    line-height: 1;
    color: var(--muted);
    cursor: pointer;
    transition:
        transform 0.12s,
        color 0.12s;
}
.rating-star:hover {
    color: #fbbf24;
    transform: scale(1.15);
}
.rating-star[data-active] {
    color: #fbbf24;
}

/* ---------- Timeline ---------- */
.composer {
    padding: 16px;
}
.composer-top {
    display: flex;
    gap: 12px;
}
.composer-input {
    min-height: 76px;
    background: var(--panel);
}
.composer-code {
    margin-top: 12px;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
}
.composer-code-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 9px 11px;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
}
.code-label {
    font-size: 12px;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.composer-code-head .input.select {
    width: auto;
    padding: 5px 26px 5px 10px;
    font-size: 12px;
    border-radius: 8px;
}
.code-input {
    border: none;
    border-radius: 0;
    font-family: var(--font-mono);
    font-size: 13px;
    min-height: 130px;
    background: var(--code-bg-soft);
    color: var(--code-text);
}
.composer-link {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 8px 10px;
    background: var(--panel);
}
.composer-link-icon {
    color: var(--muted);
    display: inline-flex;
}
.composer-link .input {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    padding: 4px 0;
}
.composer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: 13px;
}

.feed {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.post {
    padding: 18px;
}
.post-head {
    display: flex;
    align-items: center;
    gap: 12px;
}
.post-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
}
.post-author-row {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}
.post-author {
    font-weight: 700;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.post-username {
    color: var(--muted);
    font-size: 12px;
    flex-shrink: 0;
}
.post-time {
    color: var(--muted);
    font-size: 12px;
}
.post-body {
    margin-top: 13px;
    padding-left: 52px;
}
.post-text {
    margin: 0 0 10px;
    font-size: 14px;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
}
.tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}
.code-wrap {
    margin-top: 10px;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
}
.code-wrap pre,
.code-wrap code {
    margin: 0;
    background: var(--code-bg);
    color: var(--code-text);
}
.post-foot {
    display: flex;
    gap: 8px;
    padding-left: 52px;
    margin-top: 8px;
}
.interact {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 13px;
    border-radius: 9px;
    border: none;
    background: transparent;
    color: var(--muted);
    font-weight: 600;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition:
        background 0.12s,
        color 0.12s;
}
.interact:hover {
    background: var(--hover-soft);
    color: var(--text);
}
.interact.liked {
    color: #fb7185;
}
.interact.owner {
    padding: 6px 9px;
    font-size: 0;
}
.interact.owner:hover {
    color: var(--text);
}
.interact.owner.danger:hover {
    color: #fb7185;
    background: rgba(251, 113, 133, 0.12);
}

.comments {
    margin: 14px 0 0 52px;
    border-top: 1px solid var(--line);
    padding-top: 14px;
}
.comment-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.comment-item {
    display: flex;
    gap: 10px;
}
.comment-body {
    min-width: 0;
    flex: 1;
}
.comment-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}
.comment-name {
    font-size: 13px;
    font-weight: 700;
}
.comment-time {
    font-size: 11px;
    color: var(--muted);
}
.comment-text {
    margin: 3px 0 0;
    font-size: 13px;
    line-height: 1.55;
    color: var(--text-soft);
}
.comment-input-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
}
.comment-input {
    flex: 1;
}

/* ---------- Profile ---------- */
.profile-card {
    overflow: hidden;
}
.profile-banner {
    height: 130px;
}
.profile-body {
    padding: 0 24px 22px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.profile-ident {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: -44px;
    position: relative;
    z-index: 2;
}
.profile-avatar .avatar {
    box-shadow: 0 0 0 4px var(--bg-soft);
}
.profile-name-row {
    display: flex;
    align-items: center;
    gap: 9px;
    flex-wrap: wrap;
}
.profile-name {
    margin: 0;
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
}
.profile-username {
    color: var(--muted);
    font-size: 13px;
}
.profile-bio {
    margin: 2px 0 0;
    color: var(--text-soft);
    font-size: 14px;
    line-height: 1.65;
}
.profile-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 13px;
}
.profile-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 13px;
    border-radius: 999px;
    border: 1px solid var(--line);
    color: var(--text);
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    transition:
        border-color 0.12s,
        color 0.12s;
}
.profile-link:hover {
    border-color: var(--violet);
    color: var(--violet);
}
.profile-meta {
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
    padding-top: 14px;
    border-top: 1px dashed var(--line);
}
.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--muted);
    font-size: 13px;
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
}
.stat {
    padding: 17px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
}
.stat-icon {
    color: var(--violet);
}
.stat-num {
    font-family: var(--font-display);
    font-size: 30px;
    font-weight: 700;
    line-height: 1;
}
.stat-label {
    color: var(--muted);
    font-size: 12px;
    font-weight: 600;
}

.member-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 14px;
}
.member-card {
    padding: 17px;
}
.member-top {
    display: flex;
    align-items: center;
    gap: 12px;
}
.member-info {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    min-width: 0;
}
.member-name {
    font-weight: 700;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.member-username {
    color: var(--muted);
    font-size: 12px;
    width: 100%;
}
.member-bio {
    margin: 12px 0 0;
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.55;
    min-height: 40px;
}
.member-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-top: 10px;
    margin-top: 12px;
    border-top: 1px dashed var(--line);
}
.member-status {
    font-size: 12px;
    font-weight: 700;
}
.member-status.s-online {
    color: #4ade80;
}
.member-status.s-away {
    color: #fbbf24;
}
.member-status.s-offline {
    color: #94a3b8;
}
.member-joined {
    color: var(--muted);
    font-size: 11px;
}

/* ---------- Documents / Guides ---------- */
.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(245px, 1fr));
    gap: 14px;
}
.doc-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 17px;
    text-align: left;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 14px;
    color: var(--text);
    font-family: inherit;
    cursor: pointer;
    transition:
        transform 0.14s,
        border-color 0.14s,
        background 0.14s;
}
.doc-card:hover {
    border-color: var(--violet);
    background: rgba(var(--accent-rgb), 0.07);
    transform: translateY(-2px);
}
.doc-icon {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: rgba(var(--accent-rgb), 0.14);
    color: var(--violet);
    display: grid;
    place-items: center;
    margin-bottom: 4px;
}
.doc-title {
    font-weight: 700;
    font-size: 15px;
}
.doc-preview {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.5;
    min-height: 40px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.doc-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: auto;
    padding-top: 10px;
}
.doc-time {
    color: var(--muted);
    font-size: 11px;
}

.doc-viewer {
    padding: 28px;
}
.docv-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.docv-meta {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--muted);
    font-size: 13px;
}
.docv-author {
    font-weight: 600;
    color: var(--text);
}
.docv-time {
    font-size: 12px;
}
.docv-title {
    margin: 0 0 20px;
    font-family: var(--font-display);
    font-size: 30px;
    line-height: 1.2;
    letter-spacing: -0.3px;
}
.docv-body {
    font-size: 15px;
    line-height: 1.75;
    color: var(--text-soft);
}
.docv-actions {
    margin-top: 24px;
    display: flex;
    gap: 8px;
}
.docv-link {
    display: inline-flex;
    margin: -8px 0 16px;
    color: var(--accent);
}

.markdown h1,
.markdown h2,
.markdown h3,
.markdown h4 {
    font-family: var(--font-display);
    margin: 1.5em 0 0.6em;
    color: var(--text);
    letter-spacing: -0.2px;
}
.markdown h1:first-child,
.markdown h2:first-child,
.markdown h3:first-child {
    margin-top: 0;
}
.markdown h1 {
    font-size: 24px;
}
.markdown h2 {
    font-size: 20px;
}
.markdown h3 {
    font-size: 17px;
}
.markdown p {
    margin: 0 0 1em;
}
.markdown ul,
.markdown ol {
    padding-left: 24px;
    margin: 0 0 1em;
}
.markdown li {
    margin: 4px 0;
}
.markdown blockquote {
    margin: 1em 0;
    padding: 10px 16px;
    border-left: 3px solid var(--violet);
    background: rgba(var(--accent-rgb), 0.08);
    border-radius: 0 10px 10px 0;
    color: var(--accent-text);
}
.markdown code {
    font-family: var(--font-mono);
    font-size: 13px;
    background: var(--surface-strong);
    padding: 2px 6px;
    border-radius: 6px;
}
.markdown pre {
    background: var(--code-bg);
    border: 1px solid var(--line);
    border-radius: 12px;
    margin: 1em 0;
    padding: 14px 16px;
    overflow: auto;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    color: var(--code-text);
}
.markdown pre code {
    background: transparent;
    padding: 0;
}
.markdown pre code.hljs {
    padding: 0;
}
.markdown table {
    border-collapse: collapse;
    width: 100%;
    margin: 1em 0;
    font-size: 14px;
}
.markdown th,
.markdown td {
    border: 1px solid var(--line);
    padding: 8px 12px;
    text-align: left;
}
.markdown th {
    background: var(--hover);
    font-weight: 700;
}
.markdown a {
    color: var(--violet);
    text-decoration: none;
}
.markdown a:hover {
    text-decoration: underline;
}
.markdown hr {
    border: none;
    border-top: 1px dashed var(--line);
    margin: 1.5em 0;
}
.markdown img {
    max-width: 100%;
    border-radius: 12px;
}

.guide-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.guide-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 17px;
    text-align: left;
    color: var(--text);
    font-family: inherit;
    cursor: pointer;
    transition:
        transform 0.14s,
        border-color 0.14s;
}
.guide-card:hover {
    border-color: var(--violet);
    transform: translateY(-2px);
}
.guide-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: 12px;
    background: rgba(var(--accent-rgb), 0.14);
    color: var(--violet);
    display: grid;
    place-items: center;
}
.guide-body {
    flex: 1;
    min-width: 0;
}
.guide-title-row {
    display: flex;
    align-items: center;
    gap: 9px;
    flex-wrap: wrap;
}
.guide-title {
    margin: 0;
    font-size: 16px;
    font-family: var(--font-display);
}
.guide-sub {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 12px;
}
.guide-chevron {
    color: var(--muted);
    flex-shrink: 0;
}
.guide-admin-note {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--muted);
    font-size: 12px;
    background: var(--panel);
    border: 1px dashed var(--line);
    padding: 9px 13px;
    border-radius: 10px;
}

/* ---------- Calendar ---------- */
.cal-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.cal-label {
    margin: 0;
    font-family: var(--font-display);
    font-size: 18px;
    flex: 1;
    min-width: 130px;
}
.cal-grid {
    padding: 14px;
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}
.cal-dow {
    display: contents;
}
.cal-dow-c {
    padding: 8px;
    text-align: center;
    font-size: 11px;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
}
.cal-dow-c.sat,
.cal-cell.sat .cal-day-num {
    color: var(--cal-sat);
}
.cal-dow-c.sun,
.cal-cell.sun .cal-day-num {
    color: var(--danger-text);
}
.cal-cell {
    min-height: 96px;
    background: var(--surface-faint);
    border: 1px solid transparent;
    border-radius: 11px;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    transition:
        background 0.12s,
        border-color 0.12s;
}
.cal-cell:hover {
    background: var(--hover-soft);
    border-color: var(--line);
}
.cal-cell.empty {
    background: transparent;
    cursor: default;
    border-color: transparent;
}
.cal-cell.today {
    border-color: var(--violet);
    background: rgba(var(--accent-rgb), 0.09);
    box-shadow: inset 0 0 0 1px var(--violet);
}
.cal-day-num {
    font-size: 12px;
    font-weight: 700;
}
.cal-chip {
    text-align: left;
    border: 1px solid transparent;
    border-radius: 6px;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 6px;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: filter 0.12s;
}
.cal-chip:hover {
    filter: brightness(1.15);
}

.event-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.event-item {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 14px 17px;
}
.event-bar {
    width: 4px;
    align-self: stretch;
    border-radius: 4px;
    flex-shrink: 0;
}
.event-body {
    flex: 1;
    min-width: 0;
}
.event-title {
    display: block;
    font-weight: 700;
    font-size: 14px;
}
.event-desc {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.event-date {
    color: var(--muted);
    font-size: 12px;
    flex-shrink: 0;
}

/* ---------- Projects ---------- */
.board-row {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    overflow-x: auto;
    padding-bottom: 6px;
}
.board {
    flex: 1 1 0;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.board-head {
    display: flex;
    align-items: center;
    gap: 9px;
}
.board-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
}
.board-dot.st-planning {
    background: #f59e0b;
}
.board-dot.st-active {
    background: #22c55e;
}
.board-dot.st-done {
    background: #64748b;
}
.board-title {
    margin: 0;
    font-size: 16px;
    font-family: var(--font-display);
}
.board-count {
    color: var(--muted);
    font-size: 12px;
    background: var(--hover-soft);
    padding: 2px 9px;
    border-radius: 999px;
}
.board-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(265px, 1fr));
    gap: 12px;
}
.project-card {
    padding: 17px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.project-top {
    display: flex;
    align-items: center;
    gap: 11px;
}
.project-icon {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
    border-radius: 11px;
    display: grid;
    place-items: center;
    color: #fff;
}
.project-info {
    flex: 1;
    min-width: 0;
}
.project-name {
    margin: 0;
    font-size: 15px;
    font-weight: 700;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.project-owner {
    color: var(--muted);
    font-size: 12px;
}
.project-desc {
    margin: 0;
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.55;
    min-height: 40px;
}
.project-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: auto;
}
.project-members {
    display: flex;
    padding-left: 4px;
}
.project-members .avatar {
    box-sizing: content-box;
    border: 2px solid var(--bg-soft);
    margin-left: -4px;
}
.project-members .avatar:first-child {
    margin-left: 0;
}
.project-updated {
    color: var(--muted);
    font-size: 11px;
}

/* ---------- Books ---------- */
.book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(225px, 1fr));
    gap: 14px;
}
.book-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.book-cover {
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: #fff;
}
.book-cover-icon iconify-icon {
    font-size: 46px;
    opacity: 0.92;
}
.book-rating {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.38);
    color: #fbbf24;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.book-body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}
.book-title {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    font-family: var(--font-display);
    line-height: 1.3;
}
.book-author {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
}
.book-review {
    margin: 4px 0 0;
    color: var(--text-soft);
    font-size: 13px;
    line-height: 1.55;
    flex: 1;
}
.book-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-top: 11px;
    margin-top: 10px;
    border-top: 1px dashed var(--line);
}
.book-rec {
    color: var(--muted);
    font-size: 12px;
}
.book-link {
    padding: 6px 11px;
    font-size: 12px;
}
.book-owner-actions {
    display: inline-flex;
    align-items: center;
    gap: 2px;
}
.book-owner-actions .icon-btn {
    width: 30px;
    height: 30px;
}
.book-owner-actions .icon-btn.danger:hover {
    color: #fb7185;
    background: rgba(251, 113, 133, 0.12);
}

/* ---------- Chat ---------- */
.chat-page {
    max-width: none;
    display: grid;
    grid-template-columns: 264px 1fr;
    gap: 16px;
    align-items: stretch;
    height: calc(100vh - 148px);
    min-height: 520px;
}
.chat-side {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: var(--surface-faint);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 12px;
    min-height: 0;
}
.chat-side-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 8px 10px;
}
.chat-side-title {
    margin: 0;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--muted);
}
.chat-side-head.second {
    padding-top: 14px;
    margin-top: 8px;
    border-top: 1px solid var(--line);
}
.chat-channels {
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow: auto;
    max-height: 40vh;
}
.channel {
    display: flex;
    align-items: center;
    gap: 9px;
    width: 100%;
    padding: 8px 10px;
    border-radius: 10px;
    border: none;
    background: transparent;
    color: var(--muted);
    font-weight: 600;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    text-align: left;
    transition:
        background 0.12s,
        color 0.12s;
}
.channel:hover {
    background: var(--hover-soft);
    color: var(--text);
}
.channel.active {
    background: var(--active-bg);
    color: var(--active-text);
}
.channel-icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
}

/* ---- Voice channel visual distinction ---- */
.channel-icon-voice {
    color: #4ade80; /* green-400 */
}
.channel.channel-voice {
    color: var(--muted);
}
.channel.channel-voice .channel-icon-voice {
    color: #4ade80;
}
.channel.channel-voice .channel-name {
    color: #86efac; /* green-300: slightly lighter for the name */
}
.channel.channel-voice:hover {
    background: rgba(74, 222, 128, 0.08);
    color: var(--text);
}
.channel.channel-voice:hover .channel-icon-voice {
    color: #4ade80;
}
.channel.channel-voice:hover .channel-name {
    color: #4ade80;
}
.channel.channel-voice.active {
    background: rgba(74, 222, 128, 0.16);
    color: #4ade80;
}
.channel.channel-voice.active .channel-icon-voice,
.channel.channel-voice.active .channel-name {
    color: #4ade80;
}

.channel-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ---- Channel type tag (TEXT / VOICE / DM) ---- */
.channel-tag {
    flex-shrink: 0;
    font-size: 9px;
    font-weight: 800;
    letter-spacing: 0.08em;
    line-height: 1;
    padding: 3px 5px;
    border-radius: 5px;
    text-transform: uppercase;
    border: 1px solid var(--line);
    color: var(--muted);
    background: var(--surface-2);
}
.channel.channel-text .channel-tag {
    color: #94a3b8;
}
.channel.channel-text.active .channel-tag {
    color: #e2e8f0;
}
.channel.channel-voice .channel-tag {
    color: #4ade80;
    border-color: rgba(74, 222, 128, 0.4);
    background: rgba(74, 222, 128, 0.08);
}
.channel.channel-dm .channel-tag {
    color: #a78bfa;
    border-color: rgba(167, 139, 250, 0.4);
    background: rgba(167, 139, 250, 0.08);
}
.channel.channel-voice .channel-name {
    font-size: 14px;
}
.channel.channel-text .channel-name,
.channel.channel-dm .channel-name {
    font-size: 13px;
}
.channel.channel-voice {
    padding-top: 9px;
    padding-bottom: 9px;
}
.chat-members {
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow: auto;
    max-height: 30vh;
}
.member-row {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 10px;
    border-radius: 10px;
    border: none;
    background: transparent;
    color: var(--text);
    font-family: inherit;
    cursor: pointer;
    text-align: left;
    transition: background 0.12s;
}
.member-row:hover {
    background: var(--hover-soft);
}
.member-row-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.member-row-name {
    font-size: 13px;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.member-row-username {
    font-size: 11px;
    color: var(--muted);
}

.chat-thread {
    display: flex;
    flex-direction: column;
    background: var(--surface-faint);
    border: 1px solid var(--line);
    border-radius: 16px;
    overflow: hidden;
    min-height: 0;
}
.chat-thread-head {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 13px 18px;
    border-bottom: 1px solid var(--line);
    background: var(--glass-b);
}
.chat-thread-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 15px;
}
.chat-thread-desc {
    color: var(--muted);
    font-size: 12px;
}
.chat-stream {
    flex: 1;
    overflow-y: auto;
    padding: 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-height: 0;
}
.msg-item {
    display: flex;
    gap: 10px;
    padding: 4px 0;
}
.msg-item.grouped {
    padding-top: 1px;
}
.msg-avatar {
    flex-shrink: 0;
    width: 34px;
}
.msg-avatar.spacer {
    opacity: 0;
}
.msg-body {
    flex: 1;
    min-width: 0;
}
.msg-meta {
    display: flex;
    align-items: baseline;
    gap: 8px;
}
.msg-name {
    font-weight: 700;
    font-size: 13px;
}
.msg-time {
    color: var(--muted);
    font-size: 11px;
}
.msg-content {
    margin: 2px 0 5px;
    font-size: 14px;
    line-height: 1.55;
    word-break: break-word;
}
.msg-reactions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.reaction {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--panel);
    color: var(--text);
    font-size: 12px;
    font-family: inherit;
    cursor: pointer;
    transition:
        border-color 0.12s,
        background 0.12s;
}
.reaction:hover {
    border-color: var(--violet);
    background: rgba(var(--accent-rgb), 0.1);
}
.reaction.add-reaction {
    color: var(--muted);
}
.chat-composer {
    display: flex;
    gap: 10px;
    padding: 14px 18px;
    border-top: 1px solid var(--line);
    background: var(--glass-b);
}
.chat-input {
    flex: 1;
}

/* ---------- Call overlay ---------- */
.call-overlay {
    position: fixed;
    inset: 0;
    z-index: 150;
    display: grid;
    place-items: center;
    background: var(--overlay-strong);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: fade 0.2s ease;
}
.call-panel {
    width: 100%;
    max-width: 390px;
    padding: 34px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    animation: pop 0.22s ease;
}
.call-top {
    display: flex;
    justify-content: center;
}
.call-status {
    font-size: 12px;
    color: var(--muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}
.call-caller {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}
.call-avatar .avatar {
    box-shadow: 0 0 0 5px var(--hover-strong);
}
.call-name {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
}
.call-label {
    color: var(--muted);
    font-size: 13px;
}
.call-actions {
    display: flex;
    gap: 16px;
    margin-top: 12px;
}
.call-btn {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    border: none;
    background: var(--surface-strong);
    color: #fff;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition:
        background 0.15s,
        transform 0.12s;
}
.call-btn:hover {
    background: var(--surface-4);
    transform: scale(1.06);
}
.call-btn.active {
    background: rgba(var(--accent-rgb), 0.35);
    color: #fff;
}
.call-btn.end {
    background: #e11d48;
}
.call-btn.end:hover {
    background: #f43f5e;
}
.call-btn.accept {
    background: #22c55e;
}
.call-btn.accept:hover {
    background: #4ade80;
}

/* ---------- Channel groups & thread actions ---------- */
.channel-group {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 10px 4px;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--muted);
}
.thread-actions {
    margin-left: auto;
    display: flex;
    gap: 8px;
    align-items: center;
}
.btn.disabled {
    opacity: 0.55;
    pointer-events: none;
}
.seg {
    display: flex;
    gap: 6px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 4px;
    margin-bottom: 14px;
}
.seg-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    border: none;
    border-radius: 9px;
    background: transparent;
    color: var(--muted);
    font-family: inherit;
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    transition:
        background 0.12s,
        color 0.12s;
}
.seg-btn:hover {
    color: var(--text);
}
.seg-btn.active {
    background: var(--active-bg);
    color: var(--active-text);
}

/* ---------- Voice channel room (in chat thread) ---------- */
.voice-room {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 40px 24px;
    text-align: center;
}
.voice-room-mark {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(var(--accent-rgb), 0.16);
    color: var(--violet);
    display: grid;
    place-items: center;
}
.voice-room-mark.big {
    width: 84px;
    height: 84px;
}
.voice-room-mark iconify-icon {
    font-size: 30px;
}
.voice-room-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 800;
}
.voice-room-desc {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    max-width: 340px;
}
.voice-preview {
    display: flex;
    align-items: center;
    gap: 0;
    margin-top: 4px;
}
.voice-preview .avatar {
    margin-left: -6px;
    border: 2px solid var(--surface-faint);
}
.voice-preview .avatar:first-child {
    margin-left: 0;
}
.voice-preview-empty {
    color: var(--muted);
    font-size: 12px;
}
.voice-preview-count {
    font-size: 12px;
    color: var(--muted);
    font-weight: 700;
}
.voice-join {
    margin-top: 6px;
}
.voice-room-connecting {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
    font-size: 14px;
}

/* ---------- Voice call overlay ---------- */
.call-panel.voice {
    max-width: 440px;
}
.voice-participants {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 260px;
    overflow-y: auto;
}
.voice-member {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-radius: 12px;
    background: var(--panel);
    border: 1px solid var(--line);
}
.voice-avatar .avatar {
    box-shadow: 0 0 0 3px var(--hover-strong);
}
.voice-member-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: left;
}
.voice-member-name {
    font-weight: 700;
    font-size: 14px;
}
.voice-state {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--muted);
}
.voice-state::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
}
.voice-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--muted);
    font-size: 13px;
    padding: 12px;
}

/* ---------- Auth ---------- */
.auth-screen {
    position: relative;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}
.auth-box {
    width: 100%;
    max-width: 420px;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.auth-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-bottom: 2px;
}
.auth-logo-img {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 14px 34px rgba(var(--accent-rgb), 0.45);
}
.auth-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 30px;
    font-weight: 800;
    letter-spacing: -0.4px;
}
.auth-sub {
    margin: 0;
    color: var(--muted);
    font-size: 11px;
    letter-spacing: 2.6px;
    text-transform: uppercase;
}
.auth-card {
    padding: 28px;
}
.auth-form-host {
    display: flex;
    flex-direction: column;
}
.github-btn {
    width: 100%;
    background: #24292f;
    color: #fff;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}
.github-btn:hover {
    background: #2d333b;
    transform: translateY(-1px);
}
.github-btn iconify-icon {
    font-size: 17px;
}
.divider {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
    font-size: 11px;
    margin: 2px 0;
}
.divider::before,
.divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--line);
}
.auth-hint {
    margin-top: 16px;
    padding: 11px 13px;
    border-radius: 10px;
    background: var(--panel);
    border: 1px dashed var(--line);
    color: var(--muted);
    font-size: 13px;
    text-align: center;
}
.auth-hint code {
    font-family: var(--font-mono);
    color: var(--accent-text);
    background: rgba(var(--accent-rgb), 0.13);
    padding: 2px 7px;
    border-radius: 6px;
}
.auth-foot {
    margin: 0;
    color: var(--muted);
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    letter-spacing: 0.4px;
}
.auth-lock {
    color: var(--muted);
}

/* ---------- Animations ---------- */
@keyframes fade {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
@keyframes rise {
    from {
        transform: translateY(8px);
    }
    to {
        transform: translateY(0);
    }
}
@keyframes pop {
    from {
        opacity: 0;
        transform: scale(0.96) translateY(6px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(24px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
    .chat-page {
        grid-template-columns: 1fr;
        height: auto;
    }
    .chat-side {
        min-height: auto;
        max-height: 240px;
    }
    .chat-channels {
        max-height: 150px;
    }
    .chat-members {
        max-height: 100px;
    }
    .chat-thread {
        height: calc(100vh - 430px);
        min-height: 400px;
    }
}

@media (max-width: 860px) {
    .sidebar {
        width: var(--sidebar-w-collapsed);
    }
    .sidebar .logo-label,
    .sidebar .nav-label,
    .sidebar .side-info,
    .sidebar .side-role {
        display: none;
    }
    .sidebar .nav-item {
        justify-content: center;
        padding: 10px 0;
    }
    .sidebar .logo {
        justify-content: center;
        padding: 10px 0;
    }
    .sidebar .side-user {
        justify-content: center;
        padding: 6px 0;
    }
    .main-area {
        margin-left: var(--sidebar-w-collapsed);
    }
    .page-host {
        padding: 22px 18px 50px;
    }
    .search.small {
        flex: 1;
        width: 100%;
    }
    .topbar {
        padding: 10px 16px;
        gap: 10px;
    }
    .search {
        max-width: none;
    }
    .search-dd {
        width: min(360px, calc(100vw - 90px));
    }
}

/* ≤768px: sidebar becomes an overlay drawer (open = hamburger) */
@media (max-width: 768px) {
    .sidebar {
        width: var(--sidebar-w);
        transform: translateX(-100%);
        transition:
            transform 0.25s ease,
            width 0.25s ease;
        box-shadow: none;
    }
    .sidebar:not(.collapsed) {
        transform: translateX(0);
        box-shadow: 24px 0 60px rgba(0, 0, 0, 0.35);
    }
    .sidebar .logo-label,
    .sidebar .nav-label,
    .sidebar .side-info,
    .sidebar .side-role {
        display: inline;
    }
    .sidebar .nav-item {
        justify-content: flex-start;
        padding: 10px 12px;
    }
    .sidebar .logo {
        justify-content: flex-start;
        padding: 12px 10px;
    }
    .sidebar .side-user {
        justify-content: flex-start;
        padding: 10px 12px;
    }
    .main-area {
        margin-left: 0;
    }
    .sidebar-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 35;
        background: rgba(4, 10, 18, 0.55);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.25s ease;
    }
    .sidebar:not(.collapsed) + .sidebar-backdrop {
        opacity: 1;
        pointer-events: auto;
    }
    .topbar {
        padding: 10px 12px;
        gap: 8px;
    }
    .page-host {
        padding: 18px 14px 48px;
    }
    .chat-page {
        min-height: 0;
    }
    .chat-thread {
        height: calc(100vh - 400px);
        height: calc(100dvh - 400px);
        min-height: 420px;
    }
    .theme-panel {
        right: 4px;
        max-width: calc(100vw - 24px);
    }
}

@media (max-width: 560px) {
    .page-title {
        font-size: 21px;
    }
    .page-head {
        gap: 10px;
    }
    .topbar .search {
        padding: 8px 10px;
    }
    .auth-screen {
        padding: 16px;
    }
    .auth-card {
        padding: 20px;
    }
    .auth-title {
        font-size: 26px;
    }
    .post-body,
    .post-foot,
    .comments {
        padding-left: 0;
        margin-left: 0;
    }
    .post-body {
        margin-top: 10px;
    }
    .cal-cell {
        min-height: 60px;
    }
    .cal-chip {
        display: none;
    }
    .docv-viewer {
        padding: 18px;
    }
    .msg-media {
        max-width: 100%;
    }
}

/* ---------- Chat media (R2 uploads) ---------- */
.msg-media {
    display: block;
    max-width: min(360px, 100%);
    max-height: 320px;
    margin: 6px 0 2px;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: var(--surface-faint);
    object-fit: cover;
    cursor: pointer;
}
.msg-media:hover {
    border-color: var(--violet);
}

/* ---------- Call video grid (LiveKit) ---------- */
.call-video-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    width: min(640px, 90vw);
}
.call-video {
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid var(--line);
    min-height: 160px;
    max-height: 360px;
}
.call-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.call-video.local video {
    object-fit: cover;
}
.call-video.local {
    max-height: 140px;
    align-self: end;
}
@media (min-width: 520px) {
    .call-video-grid {
        grid-template-columns: 2fr 1fr;
    }
}

/* ---------- Misc ---------- */
.hidden-input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}
.btn.icon-only {
    padding: 10px;
}

.sidebar-backdrop {
    display: none;
}

/* ---------- Themes ---------- */
/* Each theme only swaps the surface variables declared in :root. Accent
   colors are driven by --violet/--indigo/--cyan and their RGB-space twins
   (--accent-rgb / --indigo-rgb) so tints follow automatically. */

html[data-theme="aurora"] {
    color-scheme: dark;
    --bg: #07151c;
    --bg-soft: #0b1f28;
    --panel: rgba(148, 233, 220, 0.06);
    --hover: rgba(148, 233, 220, 0.08);
    --hover-soft: rgba(148, 233, 220, 0.1);
    --hover-strong: rgba(148, 233, 220, 0.12);
    --surface-faint: rgba(148, 233, 220, 0.04);
    --surface-strong: rgba(148, 233, 220, 0.14);
    --surface-1: rgba(148, 233, 220, 0.16);
    --surface-4: rgba(148, 233, 220, 0.24);
    --glass-a: rgba(148, 233, 220, 0.08);
    --glass-b: rgba(148, 233, 220, 0.03);
    --grid: rgba(148, 233, 220, 0.05);
    --text: #d6f5ee;
    --text-soft: #c0eae2;
    --muted: #7fb5ab;
    --line: rgba(148, 233, 220, 0.12);
    --line-strong: rgba(148, 233, 220, 0.2);
    --sidebar-bg: rgba(5, 18, 24, 0.82);
    --topbar-bg: rgba(5, 20, 26, 0.72);
    --panel-solid: rgba(7, 26, 34, 0.92);
    --panel-solid-strong: rgba(7, 26, 34, 0.97);
    --ring: rgba(5, 18, 24, 0.9);
    --code-bg: #04121a;
    --code-bg-soft: rgba(4, 18, 26, 0.6);
    --code-text: #c0eae2;
    --overlay: rgba(3, 12, 16, 0.72);
    --overlay-strong: rgba(3, 12, 16, 0.82);
    --scroll: rgba(148, 233, 220, 0.16);
    --scroll-hover: rgba(148, 233, 220, 0.28);
    --violet: #2dd4bf;
    --indigo: #14b8a6;
    --cyan: #67e8f9;
    --accent-rgb: 45 212 191;
    --indigo-rgb: 20 184 166;
    --accent-text: #5eead4;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

html[data-theme="amber"] {
    color-scheme: dark;
    --bg: #160e08;
    --bg-soft: #20150c;
    --panel: rgba(251, 191, 36, 0.05);
    --hover: rgba(251, 191, 36, 0.07);
    --hover-soft: rgba(251, 191, 36, 0.09);
    --hover-strong: rgba(251, 191, 36, 0.11);
    --surface-faint: rgba(251, 191, 36, 0.04);
    --surface-strong: rgba(251, 191, 36, 0.13);
    --surface-1: rgba(251, 191, 36, 0.15);
    --surface-4: rgba(251, 191, 36, 0.22);
    --glass-a: rgba(251, 191, 36, 0.07);
    --glass-b: rgba(251, 191, 36, 0.03);
    --grid: rgba(251, 191, 36, 0.045);
    --text: #f7e8cf;
    --text-soft: #eedcb9;
    --muted: #a98f68;
    --line: rgba(251, 191, 36, 0.12);
    --line-strong: rgba(251, 191, 36, 0.2);
    --sidebar-bg: rgba(26, 15, 7, 0.82);
    --topbar-bg: rgba(28, 17, 8, 0.72);
    --panel-solid: rgba(30, 18, 9, 0.92);
    --panel-solid-strong: rgba(30, 18, 9, 0.97);
    --ring: rgba(26, 15, 7, 0.9);
    --code-bg: #0d0804;
    --code-bg-soft: rgba(13, 8, 4, 0.6);
    --code-text: #eedcb9;
    --overlay: rgba(16, 9, 4, 0.72);
    --overlay-strong: rgba(16, 9, 4, 0.82);
    --scroll: rgba(251, 191, 36, 0.15);
    --scroll-hover: rgba(251, 191, 36, 0.26);
    --violet: #f59e0b;
    --indigo: #ef4444;
    --cyan: #fbbf24;
    --accent-rgb: 245 158 11;
    --indigo-rgb: 239 68 68;
    --accent-text: #fcd34d;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.42);
}

html[data-theme="dim"] {
    color-scheme: dark;
    --bg: #121416;
    --bg-soft: #1a1d20;
    --panel: rgba(255, 255, 255, 0.035);
    --hover: rgba(255, 255, 255, 0.045);
    --hover-soft: rgba(255, 255, 255, 0.055);
    --hover-strong: rgba(255, 255, 255, 0.07);
    --surface-faint: rgba(255, 255, 255, 0.028);
    --surface-strong: rgba(255, 255, 255, 0.08);
    --surface-1: rgba(255, 255, 255, 0.09);
    --surface-4: rgba(255, 255, 255, 0.16);
    --glass-a: rgba(255, 255, 255, 0.05);
    --glass-b: rgba(255, 255, 255, 0.02);
    --grid: rgba(255, 255, 255, 0.03);
    --text: #dfe2e8;
    --text-soft: #c6cad2;
    --muted: #868a93;
    --line: rgba(255, 255, 255, 0.07);
    --line-strong: rgba(255, 255, 255, 0.13);
    --sidebar-bg: rgba(15, 17, 19, 0.78);
    --topbar-bg: rgba(16, 18, 20, 0.68);
    --panel-solid: rgba(22, 24, 27, 0.9);
    --panel-solid-strong: rgba(22, 24, 27, 0.97);
    --ring: rgba(15, 17, 19, 0.9);
    --code-bg: #0c0d0f;
    --code-bg-soft: rgba(12, 13, 15, 0.6);
    --code-text: #c6cad2;
    --overlay: rgba(10, 11, 12, 0.72);
    --overlay-strong: rgba(10, 11, 12, 0.82);
    --scroll: rgba(255, 255, 255, 0.1);
    --scroll-hover: rgba(255, 255, 255, 0.18);
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

html[data-theme="light"] {
    color-scheme: light;
    --bg: #f3f5fb;
    --bg-soft: #e9ecf5;
    --panel: rgba(255, 255, 255, 0.65);
    --hover: rgba(15, 23, 42, 0.05);
    --hover-soft: rgba(15, 23, 42, 0.07);
    --hover-strong: rgba(15, 23, 42, 0.09);
    --surface-faint: rgba(15, 23, 42, 0.03);
    --surface-strong: rgba(15, 23, 42, 0.08);
    --surface-1: rgba(15, 23, 42, 0.1);
    --surface-4: rgba(15, 23, 42, 0.16);
    --glass-a: rgba(255, 255, 255, 0.75);
    --glass-b: rgba(255, 255, 255, 0.45);
    --grid: rgba(15, 23, 42, 0.045);
    --text: #131a2b;
    --text-soft: #26304a;
    --muted: #5c6680;
    --line: rgba(15, 23, 42, 0.1);
    --line-strong: rgba(15, 23, 42, 0.18);
    --sidebar-bg: rgba(255, 255, 255, 0.8);
    --topbar-bg: rgba(255, 255, 255, 0.72);
    --panel-solid: rgba(255, 255, 255, 0.92);
    --panel-solid-strong: #ffffff;
    --ring: rgba(255, 255, 255, 0.9);
    --code-bg: #0a0e1a;
    --code-bg-soft: #141a2b;
    --code-text: #d7dcec;
    --overlay: rgba(15, 23, 42, 0.35);
    --overlay-strong: rgba(15, 23, 42, 0.45);
    --scroll: rgba(15, 23, 42, 0.18);
    --scroll-hover: rgba(15, 23, 42, 0.32);
    --spinner-ring: rgba(15, 23, 42, 0.2);
    --spinner-top: var(--violet);
    --accent-text: #7c3aed;
    --danger-text: #e11d48;
    --cal-sat: #0284c7;
    --active-bg: linear-gradient(135deg, var(--violet), var(--indigo));
    --shadow: 0 20px 50px rgba(15, 23, 42, 0.12);
}

html[data-theme="paper"] {
    color-scheme: light;
    --bg: #f7f3ec;
    --bg-soft: #efe8dc;
    --panel: rgba(255, 255, 255, 0.6);
    --hover: rgba(92, 64, 25, 0.06);
    --hover-soft: rgba(92, 64, 25, 0.08);
    --hover-strong: rgba(92, 64, 25, 0.1);
    --surface-faint: rgba(92, 64, 25, 0.04);
    --surface-strong: rgba(92, 64, 25, 0.09);
    --surface-1: rgba(92, 64, 25, 0.11);
    --surface-4: rgba(92, 64, 25, 0.17);
    --glass-a: rgba(255, 252, 246, 0.7);
    --glass-b: rgba(255, 252, 246, 0.4);
    --grid: rgba(92, 64, 25, 0.05);
    --text: #2a2118;
    --text-soft: #4a3d2d;
    --muted: #877766;
    --line: rgba(92, 64, 25, 0.12);
    --line-strong: rgba(92, 64, 25, 0.2);
    --sidebar-bg: rgba(255, 252, 246, 0.82);
    --topbar-bg: rgba(255, 252, 246, 0.74);
    --panel-solid: rgba(255, 252, 246, 0.94);
    --panel-solid-strong: #fffdf8;
    --ring: rgba(255, 252, 246, 0.9);
    --code-bg: #201a12;
    --code-bg-soft: #2a231a;
    --code-text: #d9cdbb;
    --overlay: rgba(62, 45, 22, 0.35);
    --overlay-strong: rgba(62, 45, 22, 0.45);
    --scroll: rgba(92, 64, 25, 0.2);
    --scroll-hover: rgba(92, 64, 25, 0.34);
    --spinner-ring: rgba(92, 64, 25, 0.2);
    --spinner-top: var(--violet);
    --violet: #b45309;
    --indigo: #b91c1c;
    --cyan: #d97706;
    --accent-rgb: 180 83 9;
    --indigo-rgb: 185 28 28;
    --accent-text: #92400e;
    --danger-text: #b91c1c;
    --cal-sat: #b45309;
    --active-bg: linear-gradient(135deg, var(--violet), var(--indigo));
    --shadow: 0 20px 50px rgba(92, 64, 25, 0.14);
}

html[data-theme="essex"] {
    color-scheme: dark;
    --bg: #160b0c;
    --bg-soft: #201213;
    --panel: rgba(205, 32, 44, 0.06);
    --hover: rgba(205, 32, 44, 0.09);
    --hover-soft: rgba(205, 32, 44, 0.11);
    --hover-strong: rgba(205, 32, 44, 0.14);
    --surface-faint: rgba(205, 32, 44, 0.05);
    --surface-strong: rgba(205, 32, 44, 0.14);
    --surface-1: rgba(205, 32, 44, 0.16);
    --surface-4: rgba(205, 32, 44, 0.24);
    --glass-a: rgba(205, 32, 44, 0.08);
    --glass-b: rgba(205, 32, 44, 0.03);
    --grid: rgba(205, 32, 44, 0.05);
    --text: #f7e4e0;
    --text-soft: #eecbc6;
    --muted: #b08080;
    --line: rgba(205, 32, 44, 0.14);
    --line-strong: rgba(205, 32, 44, 0.22);
    --sidebar-bg: rgba(22, 11, 12, 0.82);
    --topbar-bg: rgba(26, 13, 14, 0.72);
    --panel-solid: rgba(28, 14, 15, 0.92);
    --panel-solid-strong: rgba(28, 14, 15, 0.97);
    --ring: rgba(22, 11, 12, 0.9);
    --code-bg: #120808;
    --code-bg-soft: rgba(18, 8, 8, 0.6);
    --code-text: #eecbc6;
    --overlay: rgba(14, 7, 8, 0.72);
    --overlay-strong: rgba(14, 7, 8, 0.82);
    --scroll: rgba(205, 32, 44, 0.18);
    --scroll-hover: rgba(205, 32, 44, 0.3);
    --violet: #cd202c;
    --indigo: #622567;
    --cyan: #ff6b74;
    --accent-rgb: 205 32 44;
    --indigo-rgb: 98 37 103;
    --accent-text: #ff8a92;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.42);
}

/* ---------- Theme picker ---------- */
.theme-btn {
    color: var(--muted);
}
.theme-wrap {
    position: relative;
}
.theme-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 12px);
    width: 190px;
    padding: 6px;
    z-index: 60;
    animation: pop 0.18s ease;
}
.theme-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 10px;
    border-radius: 9px;
    border: none;
    background: transparent;
    color: var(--text-soft);
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    text-align: left;
    transition: background 0.12s;
}
.theme-option:hover {
    background: var(--hover);
}
.theme-option.active {
    background: var(--hover-soft);
    color: var(--text);
}
.theme-dot {
    width: 18px;
    height: 18px;
    border-radius: 6px;
    flex-shrink: 0;
    border: 1px solid var(--line-strong);
}
.theme-name {
    flex: 1;
}
.theme-check {
    color: var(--violet);
    opacity: 0;
}
.theme-option.active .theme-check {
    opacity: 1;
}

/* ---------- Timeline v2: replies, media, link cards ---------- */
.post {
    transition:
        border-color 0.15s,
        transform 0.15s;
}
.post:hover {
    border-color: var(--line-strong);
}
.post-avatar-btn {
    display: inline-flex;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: 50%;
    flex-shrink: 0;
}
.post-avatar-btn:focus-visible {
    outline: 2px solid var(--violet);
    outline-offset: 2px;
}
.post-author {
    padding: 0;
    border: none;
    background: none;
    color: var(--text);
    font-family: inherit;
    cursor: pointer;
}
.post-author:hover {
    color: var(--violet);
}
.reply-context {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0;
    margin-bottom: 6px;
    border: none;
    background: none;
    color: var(--violet);
    font-size: 12px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
}
.reply-context:hover {
    text-decoration: underline;
}
.post-media {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 8px;
    margin: 10px 0;
}
.post-media-item {
    width: 100%;
    max-height: 360px;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid var(--line);
    background: #000;
}
.post-media-item[controls] {
    max-height: 360px;
}
.link-card {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 10px 0 4px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 12px;
    color: var(--text);
    text-decoration: none;
    transition: border-color 0.15s;
}
.link-card:hover {
    border-color: var(--violet);
}
.link-card-icon {
    display: inline-flex;
    flex-shrink: 0;
    color: var(--violet);
}
.link-card-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    overflow: hidden;
}
.link-card-host {
    font-size: 13px;
    font-weight: 700;
}
.link-card-url {
    font-size: 12px;
    color: var(--muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.post-thread {
    position: relative;
    margin-left: 38px;
    padding-left: 18px;
    border-left: 2px solid var(--line);
}
.post.reply {
    padding: 13px 16px;
}
.post.reply .post-body {
    padding-left: 0;
}
.post.reply .post-foot {
    padding-left: 0;
}
.post-time-ago {
    margin-left: auto;
    color: var(--muted);
    font-size: 11px;
    align-self: center;
}
.reply-box {
    margin: 14px 0 0;
    border-top: 1px solid var(--line);
    padding-top: 13px;
}
.reply-input-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}
.reply-input {
    flex: 1;
}

/* Composer attachments */
.composer-media {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}
.composer-media-chip {
    position: relative;
    display: inline-flex;
    align-items: center;
    width: 84px;
    height: 84px;
    border-radius: 10px;
    border: 1px solid var(--line);
    overflow: hidden;
    background: var(--panel);
}
.composer-media-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.composer-media-video {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--violet);
}
.chip-x {
    position: absolute;
    top: 3px;
    right: 3px;
    width: 20px;
    height: 20px;
    padding: 0;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    border-radius: 50%;
}
.spinner-sm {
    width: 14px;
    height: 14px;
}

/* ---------- Achievements ---------- */
.ach-section {
    margin-top: 26px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.ach-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 10px;
}
.ach-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
}
.ach-icon {
    display: inline-flex;
    flex-shrink: 0;
    color: var(--violet);
}
.ach-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
    flex: 1;
}
.ach-title {
    font-size: 13px;
    font-weight: 700;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.ach-time {
    font-size: 11px;
    color: var(--muted);
}
.ach-del {
    flex-shrink: 0;
}
.ach-add {
    display: flex;
    gap: 8px;
    align-items: center;
}
.ach-add .input {
    flex: 1;
}
.ach-icon-select {
    width: auto;
}

/* ---------- Members page ---------- */
.member-name {
    padding: 0;
    border: none;
    background: none;
    color: var(--text);
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
}
.member-name:hover {
    color: var(--violet);
}
.member-seen {
    color: var(--muted);
    font-size: 11px;
}
.member-actions {
    display: flex;
    gap: 6px;
    margin-top: 12px;
}
.member-me {
    display: inline-flex;
    margin-top: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--hover-soft);
    color: var(--muted);
    font-size: 11px;
    font-weight: 700;
}
.profile-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.overlay-backdrop {
    position: fixed;
    inset: 0;
    z-index: 55;
    background: transparent;
    border: none;
    cursor: default;
}

/* Horizontal Member List */
.member-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.member-card-horiz {
    display: flex;
    align-items: center;
    padding: 16px 24px;
    border-radius: 16px;
    gap: 20px;
}
.member-left {
    flex-shrink: 0;
}
.member-info {
    width: 250px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.member-head-row {
    display: flex;
    align-items: center;
    gap: 10px;
}
.member-head-row .member-name {
    font-size: 18px;
    font-weight: 700;
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    padding: 0;
}
.member-head-row .member-name:hover {
    text-decoration: underline;
}
.member-info .member-bio {
    font-size: 13px;
    color: var(--text-soft);
    margin: 0;
    line-height: 1.4;
}
.member-skills {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}
.skill-chip {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    background: transparent;
    color: var(--text-soft);
    border: 1px solid var(--line-strong);
}
.member-card-horiz .member-actions {
    flex-shrink: 0;
}
.member-card-horiz .call-btn,
.call-btn-start {
    background: linear-gradient(135deg, #ff6b6b, #f06595);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 8px 16px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.3);
}
.member-card-horiz .call-btn:hover,
.call-btn-start:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

/* Admin danger button */
.btn.danger {
    background: rgba(220, 38, 38, 0.15);
    color: #f87171;
    border: 1px solid rgba(220, 38, 38, 0.3);
}
.btn.danger:hover {
    background: rgba(220, 38, 38, 0.25);
    border-color: rgba(220, 38, 38, 0.5);
}

/* Channel delete button in sidebar */
.channel-del {
    opacity: 0;
    transition: opacity 0.2s;
    color: var(--muted);
    padding: 2px 4px;
}
.channel:hover + .channel-del,
.channel-del:hover {
    opacity: 1;
    color: #f87171;
}

/* Admin channel icon spacing */
.admin-ch-icon {
    margin-right: 8px;
    color: var(--muted);
}

/* Admin status column */
.admin-row .member-status {
    font-size: 12px;
    padding: 3px 8px;
    border-radius: 8px;
}

/* Admin stats with more columns */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}

/* Profile skills */
.profile-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

/* Admin action cell flex layout */
.admin-cell.action {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    align-items: center;
}

/* ─── Mobile & Cross-Browser Fixes ─────────────────────────────────── */

/* Safe-area padding for iOS notch / home indicator */
@supports (padding: env(safe-area-inset-top)) {
    .sidebar {
        padding-top: env(safe-area-inset-top);
    }
    .topbar {
        padding-top: env(safe-area-inset-top);
        padding-left: calc(var(--pad, 16px) + env(safe-area-inset-left));
        padding-right: calc(var(--pad, 16px) + env(safe-area-inset-right));
    }
    .main-area {
        padding-bottom: env(safe-area-inset-bottom);
    }
    .call-overlay {
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* Call overlay — mobile */
@media (max-width: 560px) {
    .call-overlay {
        padding: 12px;
        padding-top: calc(12px + env(safe-area-inset-top, 0px));
        padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
        place-items: center;
    }
    .call-panel {
        width: 100%;
        max-width: none;
        padding: 24px 16px;
        border-radius: 18px;
    }
    .call-name {
        font-size: 20px;
    }
    .call-btn {
        width: 48px;
        height: 48px;
    }
    .call-video-grid {
        grid-template-columns: 1fr !important;
        width: 100%;
    }
    .call-video {
        min-height: 120px;
        max-height: 260px;
    }
    .call-video.local {
        max-height: 110px;
    }
    .voice-participants {
        max-height: 200px;
        overflow-y: auto;
    }
}

/* Sidebar mobile overlay — prevent overscroll bounce */
@media (max-width: 768px) {
    html, body {
        overflow: -webkit-overlay;
        overflow: overlay;
        overscroll-behavior: none;
        -webkit-tap-highlight-color: transparent;
    }
    .sidebar:not(.collapsed) {
        z-index: 40;
    }
    .topbar {
        padding-left: 12px;
        padding-right: 12px;
    }
    .call-overlay {
        z-index: 200;
    }
}

/* Safari & WebKit specific */
@supports (-webkit-touch-callout: none) {
    input, textarea, select, button {
        -webkit-appearance: none;
        border-radius: 0;
    }
    input[type="text"],
    input[type="password"],
    input[type="email"],
    input[type="search"],
    input[type="number"],
    textarea {
        -webkit-appearance: none;
        border-radius: 8px;
    }
    .sidebar {
        -webkit-overflow-scrolling: touch;
    }
    /* Prevent Safari rubber-band on the main scroll area */
    .page-host {
        -webkit-overflow-scrolling: touch;
    }
    /* Fix Safari backdrop-filter rendering on older iOS */
    @supports not (backdrop-filter: blur(1px)) {
        .glass,
        .call-panel.glass {
            background: rgba(20, 26, 40, 0.95) !important;
        }
    }
}

/* Firefox specific */
@-moz-document url-prefix() {
    .call-btn {
        outline-offset: 2px;
    }
}

/* Voice channel — mobile */
@media (max-width: 560px) {
    .voice-member {
        padding: 6px 4px;
    }
    .voice-member-name {
        font-size: 13px;
    }
    .voice-member-info {
        gap: 6px;
    }
}

/* Chat thread dvh fallback */
@media (max-width: 768px) {
    .chat-thread {
        height: calc(100vh - 400px);
    }
    @supports (height: 100dvh) {
        .chat-thread {
            height: calc(100dvh - 400px);
        }
    }
}

/* Auth screen mobile */
@media (max-width: 560px) {
    .auth-card {
        margin: 0 8px;
        padding: 20px 16px;
    }
    .auth-title {
        font-size: 22px;
    }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .call-overlay {
        animation: none;
    }
    .call-panel {
        animation: none;
    }
    .sidebar {
        transition: none;
    }
}