@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;700&display=swap");

:root {
    color-scheme: light;
    --font-body: "Manrope", sans-serif;
    --font-display: "Space Grotesk", sans-serif;
    --plyr-color-main: #0f766e;
    --plyr-video-controls-background: linear-gradient(180deg, rgba(10, 16, 22, 0), rgba(10, 16, 22, 0.82));
    --plyr-video-control-background-hover: rgba(15, 118, 110, 0.9);
    --plyr-tooltip-background: rgba(24, 33, 38, 0.9);
    --plyr-menu-background: rgba(255, 252, 245, 0.96);
    --plyr-menu-color: #182126;
    --bg: #f4efe4;
    --bg-strong: #e6dcc5;
    --surface: rgba(255, 252, 245, 0.82);
    --surface-strong: #fffaf2;
    --surface-muted: rgba(255, 250, 242, 0.58);
    --line: rgba(31, 42, 50, 0.1);
    --text: #182126;
    --muted: #58656d;
    --accent: #0f766e;
    --accent-strong: #115e59;
    --accent-soft: rgba(15, 118, 110, 0.12);
    --highlight: #ef7c57;
    --danger: #b42318;
    --shadow: 0 22px 70px rgba(24, 33, 38, 0.14);
}

html[data-theme="dark"] {
    color-scheme: dark;
    --plyr-color-main: #21f4d3;
    --plyr-video-control-background-hover: rgba(33, 244, 211, 0.92);
    --plyr-tooltip-background: rgba(238, 245, 255, 0.92);
    --plyr-menu-background: rgba(8, 18, 31, 0.96);
    --plyr-menu-color: #eef5ff;
    --bg: #07111d;
    --bg-strong: #03060d;
    --surface: rgba(8, 16, 28, 0.78);
    --surface-strong: #0c1827;
    --surface-muted: rgba(12, 24, 39, 0.66);
    --line: rgba(112, 204, 255, 0.16);
    --text: #ecf4ff;
    --muted: #9ab0c8;
    --accent: #21f4d3;
    --accent-strong: #77e7ff;
    --accent-soft: rgba(33, 244, 211, 0.14);
    --highlight: #ff624c;
    --danger: #ff9388;
    --shadow: 0 32px 120px rgba(1, 5, 12, 0.52);
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(239, 124, 87, 0.18), transparent 32%),
        radial-gradient(circle at bottom right, rgba(15, 118, 110, 0.18), transparent 26%),
        linear-gradient(180deg, var(--bg), var(--bg-strong));
}

.messenger-body {
    height: 100dvh;
    overflow: hidden;
}

html[data-theme="dark"] .messenger-body {
    background:
        radial-gradient(circle at 18% 16%, rgba(53, 140, 255, 0.22), transparent 24%),
        radial-gradient(circle at 82% 24%, rgba(0, 236, 195, 0.18), transparent 26%),
        radial-gradient(circle at 52% 100%, rgba(255, 94, 76, 0.14), transparent 28%),
        linear-gradient(140deg, #03060d 0%, #07111d 48%, #091828 100%);
}

a {
    color: inherit;
    text-decoration: none;
}

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

button {
    cursor: pointer;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    background: var(--surface-strong);
    border-radius: 18px;
    color: var(--text);
    padding: 0.95rem 1rem;
    transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

textarea {
    resize: vertical;
    min-height: 112px;
}

.eyebrow {
    margin: 0 0 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.72rem;
    color: var(--muted);
}

.flash-stack {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 40;
    display: grid;
    gap: 0.75rem;
}

.flash-card {
    min-width: 260px;
    max-width: 420px;
    border-radius: 18px;
    padding: 0.9rem 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--line);
    background: var(--surface-strong);
}

.flash-success {
    border-color: rgba(15, 118, 110, 0.35);
}

.flash-error {
    border-color: rgba(180, 35, 24, 0.35);
}

.primary-button,
.ghost-button {
    border-radius: 999px;
    padding: 0.9rem 1.15rem;
    border: 1px solid transparent;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.primary-button {
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    color: #fff;
    box-shadow: 0 16px 34px rgba(15, 118, 110, 0.26);
}

.primary-button:hover,
.ghost-button:hover {
    transform: translateY(-1px);
}

.primary-button-wide {
    width: 100%;
}

.ghost-button {
    background: var(--surface-muted);
    color: var(--text);
    border-color: var(--line);
}

.mobile-only {
    display: none;
}

.auth-body {
    overflow: hidden;
    background:
        radial-gradient(circle at 18% 16%, rgba(53, 140, 255, 0.28), transparent 22%),
        radial-gradient(circle at 82% 24%, rgba(0, 236, 195, 0.2), transparent 24%),
        radial-gradient(circle at 50% 100%, rgba(255, 94, 76, 0.18), transparent 28%),
        linear-gradient(140deg, #03060d 0%, #07111d 48%, #091828 100%);
}

.auth-body .flash-card {
    background: rgba(7, 16, 26, 0.84);
    border-color: rgba(104, 194, 255, 0.22);
    color: #eff7ff;
}

.auth-shell {
    position: relative;
    min-height: 100vh;
    display: grid;
    place-items: center;
    overflow: hidden;
    padding: 2rem;
    isolation: isolate;
}

.auth-shell::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 32%, rgba(0, 0, 0, 0.44) 100%);
    z-index: 0;
}

.ambient {
    position: absolute;
    inset: auto;
    pointer-events: none;
}

.ambient-orbit {
    top: -18%;
    left: -10%;
    width: min(60vw, 820px);
    aspect-ratio: 1;
    border-radius: 999px;
    border: 1px solid rgba(126, 206, 255, 0.18);
    background:
        repeating-radial-gradient(circle at center, rgba(93, 183, 255, 0.12) 0 2px, transparent 2px 48px),
        radial-gradient(circle at center, rgba(32, 247, 227, 0.18) 0, transparent 18%),
        linear-gradient(135deg, rgba(65, 129, 255, 0.24), rgba(15, 29, 44, 0.05));
    box-shadow: inset 0 0 120px rgba(6, 12, 20, 0.78), 0 0 160px rgba(63, 123, 255, 0.16);
    opacity: 0.95;
    animation: orbitSpin 28s linear infinite;
}

.ambient-orbit-alt {
    top: auto;
    right: -12%;
    bottom: -28%;
    left: auto;
    width: min(52vw, 720px);
    opacity: 0.74;
    animation-duration: 34s;
    animation-direction: reverse;
}

.ambient-beam {
    top: -26%;
    left: 46%;
    width: 32rem;
    height: 165vh;
    background: linear-gradient(180deg, transparent 0%, rgba(80, 244, 231, 0.12) 20%, rgba(57, 124, 255, 0.34) 52%, rgba(255, 91, 76, 0.18) 78%, transparent 100%);
    transform: translateX(-50%) skewX(-20deg);
    filter: blur(0);
    opacity: 0.72;
    mix-blend-mode: screen;
    animation: beamSweep 14s ease-in-out infinite;
}

.ambient-grid {
    inset: -14% -10% auto -10%;
    height: 88%;
    background-image:
        linear-gradient(rgba(156, 191, 232, 0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(156, 191, 232, 0.12) 1px, transparent 1px);
    background-size: 58px 58px;
    opacity: 0.38;
    transform-origin: center bottom;
    transform: perspective(1100px) rotateX(78deg) scale(1.2);
    mask-image: linear-gradient(180deg, transparent 10%, rgba(0, 0, 0, 0.9) 34%, rgba(0, 0, 0, 1) 100%);
    filter: none;
    animation: gridSurge 18s linear infinite;
}

.ambient-scan {
    inset: 0;
    background: repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 10px);
    filter: none;
    opacity: 0.12;
    mix-blend-mode: screen;
    animation: scanShift 8s linear infinite;
}

.ambient-noise {
    inset: 0;
    background:
        radial-gradient(circle at 22% 24%, rgba(33, 247, 226, 0.18) 0, transparent 18%),
        radial-gradient(circle at 74% 32%, rgba(63, 123, 255, 0.16) 0, transparent 22%),
        radial-gradient(circle at 50% 78%, rgba(255, 93, 76, 0.14) 0, transparent 24%);
    filter: blur(56px);
    opacity: 0.84;
    animation: pulseField 10s ease-in-out infinite alternate;
}

.auth-panel {
    position: relative;
    z-index: 2;
    width: min(1180px, 100%);
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.92fr);
    gap: 1.65rem;
    align-items: stretch;
}

.auth-hero,
.auth-card,
.sidebar-card,
.conversation-list-card,
.composer-card,
.member-pill,
.stage-empty,
.empty-panel,
.empty-thread,
.media-modal-card {
    backdrop-filter: blur(18px);
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.auth-hero,
.auth-card {
    border-radius: 34px;
    padding: 2rem;
}

.auth-body .auth-hero,
.auth-body .auth-card {
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(28px);
    background: linear-gradient(180deg, rgba(8, 16, 28, 0.76), rgba(7, 14, 24, 0.9));
    border-color: rgba(112, 204, 255, 0.16);
    box-shadow: 0 32px 120px rgba(1, 5, 12, 0.52);
    color: #ecf4ff;
}

.auth-body .auth-hero::before,
.auth-body .auth-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(120deg, rgba(255, 255, 255, 0.08), transparent 26%),
        radial-gradient(circle at top right, rgba(0, 234, 255, 0.08), transparent 32%);
    pointer-events: none;
}

.auth-hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 600px;
}

.auth-body .auth-hero {
    min-height: 620px;
}

.brand-chip,
.profile-mark {
    width: 4rem;
    height: 4rem;
    border-radius: 1.2rem;
    display: grid;
    place-items: center;
    position: relative;
    overflow: hidden;
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: #fff;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    box-shadow: 0 14px 34px rgba(15, 118, 110, 0.3);
}

.profile-mark img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.auth-body .brand-chip {
    width: 4.4rem;
    height: 4.4rem;
    border-radius: 1.35rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(135deg, #21f4d3 0%, #2d76ff 52%, #ff5e4a 100%);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.05), 0 18px 40px rgba(22, 96, 255, 0.34);
}

.auth-body .eyebrow {
    color: rgba(191, 211, 231, 0.74);
}

.auth-hero h1,
.auth-card h2,
.conversation-header h2,
.stage-empty h2 {
    margin: 0;
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.04em;
}

.auth-hero h1 {
    font-size: clamp(3rem, 5vw, 5.1rem);
    line-height: 0.96;
    margin-top: 1rem;
}

.auth-body .auth-hero h1,
.auth-body .auth-card h2 {
    position: relative;
    z-index: 1;
}

.auth-copy {
    max-width: 34rem;
    margin: 1rem 0 1.5rem;
    color: var(--muted);
    font-size: 1.02rem;
    line-height: 1.75;
}

.auth-body .auth-copy {
    position: relative;
    z-index: 1;
    max-width: 35rem;
    margin-bottom: 1.15rem;
    color: rgba(214, 226, 241, 0.8);
    font-size: 1.05rem;
    line-height: 1.8;
}

.auth-badges {
    position: relative;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 0 0 1.4rem;
}

.auth-badges span {
    padding: 0.55rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(107, 194, 255, 0.18);
    background: rgba(9, 22, 38, 0.56);
    color: #dfeeff;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.auth-points {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.8rem;
}

.auth-points li {
    position: relative;
    padding-left: 1.4rem;
}

.auth-body .auth-points {
    position: relative;
    z-index: 1;
    gap: 0.95rem;
}

.auth-body .auth-points li {
    padding-left: 1.6rem;
    color: rgba(227, 235, 246, 0.86);
}

.auth-points li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
}

.auth-body .auth-points li::before {
    top: 0.45rem;
    width: 0.72rem;
    height: 0.72rem;
    border-radius: 2px;
    background: linear-gradient(135deg, #1cf3d2, #347dff);
    box-shadow: 0 0 18px rgba(52, 125, 255, 0.42);
}

.auth-card {
    display: grid;
    gap: 1.5rem;
    align-content: center;
}

.auth-body .auth-card {
    align-content: stretch;
}

.auth-card-top {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    justify-content: space-between;
}

.auth-body .auth-card-top {
    position: relative;
    z-index: 1;
    align-items: flex-start;
}

.auth-body .auth-card-top h2 {
    max-width: 18rem;
    font-size: clamp(2rem, 3vw, 2.8rem);
    line-height: 0.98;
}

.logo-slot {
    display: grid;
    place-items: center;
    min-width: 190px;
    min-height: 92px;
    border-radius: 22px;
    border: 1px dashed rgba(15, 118, 110, 0.35);
    color: var(--muted);
    background: rgba(255, 255, 255, 0.14);
    text-align: center;
    padding: 1rem;
}

.auth-body .logo-slot {
    justify-items: start;
    min-width: 210px;
    min-height: auto;
    gap: 0.35rem;
    border-radius: 20px;
    border-style: solid;
    border-color: rgba(107, 194, 255, 0.16);
    background: linear-gradient(180deg, rgba(14, 28, 47, 0.74), rgba(8, 18, 31, 0.95));
    color: #eef5ff;
    text-align: left;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.auth-body .logo-slot span {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: rgba(185, 205, 226, 0.68);
}

.auth-body .logo-slot strong {
    font-family: var(--font-display);
    font-size: 1rem;
    line-height: 1.2;
}

.auth-form,
.stacked-form,
.composer-main {
    display: grid;
    gap: 1rem;
}

.auth-body .auth-form {
    position: relative;
    z-index: 1;
    gap: 1.15rem;
}

.form-field,
.card-heading {
    display: grid;
    gap: 0.45rem;
}

.form-field label,
.stacked-form label {
    font-size: 0.88rem;
    color: var(--muted);
}

.auth-body .form-field label {
    color: rgba(191, 211, 231, 0.78);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.auth-body input {
    border-radius: 20px;
    border-color: rgba(107, 194, 255, 0.18);
    background: linear-gradient(180deg, rgba(10, 18, 30, 0.96), rgba(8, 16, 27, 0.9));
    color: #f4f8ff;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.auth-body input::placeholder {
    color: rgba(185, 205, 226, 0.44);
}

.auth-body input:focus {
    border-color: rgba(33, 244, 211, 0.84);
    box-shadow: 0 0 0 4px rgba(33, 244, 211, 0.12), 0 0 32px rgba(45, 118, 255, 0.24);
}

.auth-body .primary-button {
    background: linear-gradient(135deg, #1cf3d2 0%, #2f7cff 54%, #ff624c 100%);
    color: #04101c;
    font-weight: 800;
    box-shadow: 0 22px 40px rgba(47, 124, 255, 0.34);
}

.auth-body .primary-button:hover {
    box-shadow: 0 26px 48px rgba(47, 124, 255, 0.4);
}

.form-error,
.form-error-block {
    color: var(--danger);
    font-size: 0.9rem;
}

.auth-body .form-error,
.auth-body .form-error-block {
    color: #ff9388;
}

.auth-note {
    color: var(--muted);
    font-size: 0.94rem;
    line-height: 1.65;
}

.auth-body .auth-note {
    position: relative;
    z-index: 1;
    color: rgba(190, 206, 223, 0.74);
}

.messenger-shell {
    position: relative;
    width: 100%;
    height: 100dvh;
    min-height: 100dvh;
    display: grid;
    grid-template-columns: clamp(320px, 24vw, 400px) minmax(0, 1fr);
    gap: 0;
    overflow: hidden;
    align-items: stretch;
    background:
        radial-gradient(circle at top left, rgba(239, 124, 87, 0.18), transparent 24%),
        linear-gradient(135deg, color-mix(in srgb, var(--bg-strong) 72%, transparent), var(--bg));
}

.messenger-sidebar,
.conversation-stage {
    min-height: 0;
}

.messenger-sidebar {
    position: relative;
    padding: 1rem;
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    gap: 0.9rem;
    height: 100%;
    overflow: hidden;
    border-right: 1px solid var(--line);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 30%),
        color-mix(in srgb, var(--surface) 94%, var(--bg));
    backdrop-filter: blur(18px);
}

.messenger-sidebar .profile-mark {
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 0.95rem;
    font-size: 0.96rem;
    box-shadow: 0 10px 20px rgba(15, 118, 110, 0.22);
}

.sidebar-header,
.sidebar-header-actions,
.conversation-header,
.composer-footer,
.conversation-card-top,
.message-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.sidebar-account {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 0;
}

.sidebar-account-copy,
.sidebar-section-head,
.conversation-card-bottom,
.employee-meta,
.sidebar-compose-option-copy {
    display: grid;
    gap: 0.35rem;
}

.sidebar-account-copy strong {
    font-size: 1rem;
}

.sidebar-account-copy p,
.card-heading p,
.conversation-card p,
.conversation-card small,
.stage-empty p,
.empty-panel p,
.empty-thread p,
.member-pill small,
.composer-status {
    margin: 0;
    color: var(--muted);
}

.sidebar-header {
    padding: 0.1rem 0.1rem 0;
}

.sidebar-header-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.5rem;
}

.inline-action-form {
    margin: 0;
}

.theme-menu-root {
    position: relative;
}

.icon-action-button,
.sidebar-quick-button {
    border: 1px solid var(--line);
    background: var(--surface-muted);
    color: var(--text);
    border-radius: 999px;
    padding: 0.56rem 0.78rem;
    font-size: 0.82rem;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.icon-action-button:hover,
.sidebar-quick-button:hover {
    transform: translateY(-1px);
    border-color: rgba(15, 118, 110, 0.35);
}

.icon-action-button-icon {
    width: 2.7rem;
    height: 2.7rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.theme-toggle-button svg {
    width: 1.15rem;
    height: 1.15rem;
}

.theme-menu-root.is-open .theme-toggle-button {
    border-color: rgba(15, 118, 110, 0.38);
    background: rgba(15, 118, 110, 0.12);
    color: var(--accent-strong);
}

.theme-menu {
    position: absolute;
    top: calc(100% + 0.55rem);
    right: 0;
    z-index: 4;
    width: min(280px, calc(100vw - 2rem));
    display: grid;
    gap: 0.35rem;
    padding: 0.45rem;
    border-radius: 22px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-strong) 96%, transparent);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow);
}

.theme-menu[hidden] {
    display: none !important;
}

.theme-menu-option {
    width: 100%;
    border: 0;
    display: grid;
    grid-template-columns: 2.55rem minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.7rem;
    padding: 0.65rem;
    border-radius: 16px;
    background: transparent;
    color: var(--text);
    text-align: left;
    transition: transform 160ms ease, background 160ms ease;
}

.theme-menu-option:hover,
.theme-menu-option.is-active {
    transform: translateY(-1px);
    background: rgba(15, 118, 110, 0.1);
}

.theme-menu-option-icon,
.theme-menu-option-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.theme-menu-option-icon {
    width: 2.55rem;
    height: 2.55rem;
    border-radius: 0.9rem;
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.16), rgba(239, 124, 87, 0.16));
    color: var(--accent-strong);
}

.theme-menu-option-icon svg,
.theme-menu-option-check svg {
    width: 1.1rem;
    height: 1.1rem;
}

.theme-menu-option-copy {
    min-width: 0;
    display: grid;
    gap: 0.2rem;
}

.theme-menu-option-copy strong,
.theme-menu-option-copy small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.theme-menu-option-copy strong {
    font-size: 0.9rem;
}

.theme-menu-option-copy small {
    color: var(--muted);
    font-size: 0.76rem;
}

.theme-menu-option-check {
    width: 1.35rem;
    height: 1.35rem;
    color: var(--accent-strong);
    opacity: 0;
    transform: scale(0.82);
    transition: opacity 160ms ease, transform 160ms ease;
}

.theme-menu-option.is-active .theme-menu-option-check {
    opacity: 1;
    transform: scale(1);
}

.sidebar-search-panel {
    display: grid;
    gap: 0.65rem;
}

.sidebar-mode-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 0.75rem;
}

.sidebar-back-button {
    width: 2.6rem;
    height: 2.6rem;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.95rem;
    border: 1px solid var(--line);
    background: var(--surface-muted);
    color: var(--text);
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.sidebar-back-button:hover {
    transform: translateX(-1px);
    border-color: rgba(15, 118, 110, 0.32);
}

.sidebar-back-button svg {
    width: 1rem;
    height: 1rem;
}

.sidebar-panel-stack,
.directory-panel,
.chat-rail {
    min-height: 0;
}

.sidebar-panel-stack {
    position: relative;
    display: grid;
    overflow: hidden;
}

.sidebar-panel {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    gap: 0.75rem;
    height: 100%;
    min-height: 0;
}

.sidebar-panel.is-active {
    animation: sidebarPanelReveal 180ms ease;
}

.sidebar-panel[hidden] {
    display: none !important;
}

.directory-panel,
.chat-rail {
    overflow: hidden;
}

.group-selection-form {
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto auto;
    gap: 0.75rem;
    min-height: 0;
}

.group-selection-list {
    margin-top: 0;
    padding: 0.2rem 0.2rem 0.1rem 0;
}

.sidebar-action-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-top: 0.35rem;
    border-top: 1px solid color-mix(in srgb, var(--line) 84%, transparent);
}

.group-selection-meta {
    min-width: 0;
    color: var(--muted);
    font-size: 0.8rem;
    line-height: 1.45;
}

.sidebar-confirm-button {
    width: 3.1rem;
    height: 3.1rem;
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 1rem;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    color: #fff;
    box-shadow: 0 14px 30px rgba(15, 118, 110, 0.24);
    transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

.sidebar-confirm-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 18px 34px rgba(15, 118, 110, 0.28);
}

.sidebar-confirm-button:disabled {
    opacity: 0.42;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.sidebar-confirm-button svg {
    width: 1.15rem;
    height: 1.15rem;
}

.sidebar-compose {
    position: relative;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
    min-height: 4.25rem;
}

.sidebar-compose-menu {
    position: absolute;
    right: 0;
    bottom: calc(100% + 0.7rem);
    z-index: 3;
    width: min(300px, calc(100vw - 2rem));
    display: grid;
    gap: 0.45rem;
    padding: 0.55rem;
    border-radius: 24px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-strong) 96%, transparent);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow);
}

.sidebar-compose-menu[hidden] {
    display: none !important;
}

.sidebar-compose-option {
    width: 100%;
    border: 0;
    display: grid;
    grid-template-columns: 3rem minmax(0, 1fr);
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem;
    border-radius: 18px;
    background: transparent;
    color: var(--text);
    text-align: left;
    transition: transform 160ms ease, background 160ms ease;
}

.sidebar-compose-option:hover {
    transform: translateY(-1px);
    background: rgba(15, 118, 110, 0.1);
}

.sidebar-compose-option-icon {
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.18), rgba(239, 124, 87, 0.18));
    color: var(--accent-strong);
}

.sidebar-compose-option-icon svg {
    width: 1.3rem;
    height: 1.3rem;
}

.sidebar-compose-option-copy strong {
    font-size: 0.92rem;
}

.sidebar-compose-option-copy small {
    color: var(--muted);
    font-size: 0.78rem;
}

.sidebar-compose-button {
    width: 4rem;
    height: 4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 1.2rem;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    color: #fff;
    box-shadow: 0 22px 36px rgba(15, 118, 110, 0.28);
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.sidebar-compose-button:hover,
.sidebar-compose.is-open .sidebar-compose-button {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 26px 42px rgba(15, 118, 110, 0.34);
}

.sidebar-compose-button svg {
    width: 1.35rem;
    height: 1.35rem;
}

.sidebar-search {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 0.55rem;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface-strong);
    padding: 0.1rem 0.3rem 0.1rem 0.85rem;
}

.sidebar-search input {
    border: 0;
    background: transparent;
    box-shadow: none;
    padding: 0.72rem 0.75rem 0.72rem 0;
    font-size: 0.94rem;
}

.sidebar-search input:focus {
    box-shadow: none;
}

.sidebar-search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.sidebar-search-icon {
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
}

.sidebar-search-hint {
    margin: 0;
    color: var(--muted);
    font-size: 0.8rem;
    line-height: 1.45;
}

.sidebar-section-head h2 {
    margin: 0;
    font-family: var(--font-display);
    font-size: 0.96rem;
}

.sidebar-section-head p {
    font-size: 0.78rem;
}

.employee-directory-list,
.telegram-conversation-list {
    display: grid;
    gap: 0.35rem;
    align-content: start;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: 0.2rem;
    scrollbar-gutter: stable;
    overscroll-behavior: contain;
}

.employee-directory-list {
    margin-top: 0.6rem;
}

.telegram-conversation-list {
    margin-top: 0.6rem;
}

.employee-entry-form {
    margin: 0;
}

.employee-entry {
    width: 100%;
    border: 0;
    background: transparent;
    box-sizing: border-box;
    display: grid;
    grid-template-columns: 2.6rem minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.65rem;
    height: 4rem;
    padding: 0.56rem 0.65rem;
    border-radius: 16px;
    text-align: left;
    color: inherit;
    transition: background 160ms ease, transform 160ms ease;
}

.employee-entry:hover,
.employee-entry.is-active {
    background: rgba(15, 118, 110, 0.1);
}

.group-member-option {
    position: relative;
    box-sizing: border-box;
    display: grid;
    grid-template-columns: auto auto minmax(0, 1fr);
    align-items: center;
    gap: 0.65rem;
    height: 4.1rem;
    padding: 0.62rem 0.65rem;
    border-radius: 18px;
    border: 1px solid transparent;
    background: transparent;
    cursor: pointer;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.group-member-option:hover {
    background: rgba(15, 118, 110, 0.08);
    border-color: rgba(15, 118, 110, 0.16);
}

.group-member-checkbox {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.group-member-mark {
    width: 1.35rem;
    height: 1.35rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.4rem;
    border: 1px solid rgba(15, 118, 110, 0.26);
    background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
    color: transparent;
    transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.group-member-mark svg {
    width: 0.85rem;
    height: 0.85rem;
}

.group-member-checkbox:focus-visible + .group-member-mark {
    box-shadow: 0 0 0 4px var(--accent-soft);
}

.group-member-checkbox:checked + .group-member-mark {
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    border-color: transparent;
    color: #fff;
    transform: scale(1.02);
}

.group-member-checkbox:checked ~ .employee-avatar {
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12), 0 10px 20px rgba(15, 118, 110, 0.22);
}

.group-member-checkbox:checked ~ .employee-meta strong {
    color: var(--accent-strong);
}

.employee-avatar,
.conversation-avatar {
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 0.85rem;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    color: #fff;
    font-weight: 800;
    font-size: 0.82rem;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 8px 16px rgba(15, 118, 110, 0.2);
}

.employee-avatar img,
.conversation-avatar img,
.conversation-header-avatar img,
.message-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.employee-meta,
.conversation-card-body {
    min-width: 0;
}

.employee-meta strong,
.conversation-card-body strong,
.conversation-card-bottom p,
.conversation-card-bottom small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.employee-meta strong,
.conversation-card-body strong {
    font-size: 0.92rem;
}

.employee-meta small,
.conversation-card-bottom p,
.conversation-card-bottom small {
    font-size: 0.8rem;
}

.employee-action {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent-strong);
}

.conversation-list {
    display: grid;
    gap: 0.35rem;
}

.conversation-card {
    box-sizing: border-box;
    display: grid;
    gap: 0.45rem;
    height: 5.2rem;
    padding: 0.62rem 0.68rem;
    border-radius: 16px;
    border: 1px solid transparent;
    background: transparent;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.conversation-card-telegram {
    grid-template-columns: 2.6rem minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.68rem;
}

.conversation-card-title {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 0.45rem;
}

.conversation-card-title strong {
    min-width: 0;
}

.conversation-card-meta {
    display: flex;
    min-width: 0;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    gap: 0.36rem;
}

.conversation-card:hover,
.conversation-card.is-active {
    border-color: rgba(15, 118, 110, 0.24);
    background: rgba(15, 118, 110, 0.1);
}

.conversation-updated-time,
.conversation-kind-pill {
    font-size: 0.72rem;
    color: var(--muted);
}

.conversation-updated-time {
    flex-shrink: 0;
}

.conversation-unread-badge {
    display: inline-flex;
    min-width: 1.45rem;
    height: 1.45rem;
    align-items: center;
    justify-content: center;
    padding: 0 0.42rem;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent-strong), #14b8a6);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 800;
    line-height: 1;
    box-shadow: 0 10px 20px rgba(15, 118, 110, 0.24);
}

.conversation-unread-badge-inline {
    display: none;
    flex-shrink: 0;
}

.conversation-card-bottom p {
    margin: 0;
    font-weight: 500;
}

.conversation-card[data-unread-count]:not([data-unread-count="0"]) .conversation-card-bottom p {
    font-weight: 700;
}

.conversation-card-bottom small {
    color: var(--muted);
}

.conversation-kind-pill {
    border-radius: 999px;
    padding: 0.2rem 0.38rem;
    background: rgba(15, 118, 110, 0.1);
    border: 1px solid rgba(15, 118, 110, 0.18);
    font-weight: 800;
    letter-spacing: 0.08em;
}

.sidebar-list-empty,
.sidebar-search-empty {
    border-radius: 16px;
    padding: 0.7rem;
    text-align: center;
    color: var(--muted);
    background: var(--surface-muted);
    border: 1px solid var(--line);
    font-size: 0.82rem;
}

.sidebar-search-empty {
    margin-top: 0.75rem;
}

.sidebar-search-empty[hidden] {
    display: none !important;
}

[data-sidebar-search-item][hidden] {
    display: none !important;
}

.sidebar-card,
.conversation-list-card,
.empty-panel,
.empty-thread {
    border-radius: 18px;
    padding: 0.82rem;
}

.conversation-stage {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    gap: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
    background:
        radial-gradient(circle at top right, rgba(15, 118, 110, 0.09), transparent 26%),
        linear-gradient(180deg, color-mix(in srgb, var(--surface) 70%, transparent), color-mix(in srgb, var(--bg) 70%, transparent));
}

.conversation-header {
    padding: 1rem 1.35rem;
    border-radius: 0;
    background: color-mix(in srgb, var(--surface) 95%, transparent);
    border: 0;
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(16px);
}

.conversation-header h2,
.conversation-header-title {
    font-size: 1.12rem;
}

.conversation-header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}

.conversation-header-avatar {
    width: 2.9rem;
    height: 2.9rem;
    border-radius: 0.95rem;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    color: #fff;
    font-weight: 800;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 10px 22px rgba(15, 118, 110, 0.18);
}

.conversation-header-copy {
    display: grid;
    gap: 0.22rem;
    min-width: 0;
}

.conversation-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.conversation-header-actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex: 0 0 auto;
}

.conversation-header-action {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding-inline: 0.92rem;
}

.conversation-header-action svg {
    width: 1rem;
    height: 1rem;
    flex: 0 0 auto;
}

.conversation-header-action-label {
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
}

.conversation-header-title {
    margin: 0;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.conversation-header-toggle {
    width: 2.7rem;
    height: 2.7rem;
    flex: 0 0 auto;
    display: none;
    align-items: center;
    justify-content: center;
    border-radius: 0.95rem;
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--text);
}

.conversation-header-toggle svg {
    width: 1.2rem;
    height: 1.2rem;
}

.presence-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    border-radius: 999px;
    padding: 0.42rem 0.68rem;
    background: rgba(255, 159, 107, 0.12);
    color: var(--muted);
    border: 1px solid var(--line);
    font-size: 0.78rem;
}

.presence-pill.is-live {
    background: rgba(15, 118, 110, 0.14);
    color: var(--accent-strong);
}

.group-settings-modal {
    position: fixed;
    inset: 0;
    z-index: 34;
    display: grid;
    place-items: center;
    padding: 1.5rem;
}

.group-settings-modal[hidden] {
    display: none !important;
}

.group-settings-modal-backdrop {
    position: absolute;
    inset: 0;
    border: 0;
    padding: 0;
    background: rgba(4, 12, 16, 0.68);
}

.group-settings-modal-card {
    position: relative;
    z-index: 1;
    width: min(780px, 100%);
    max-height: min(88dvh, 960px);
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    padding: 1rem;
    border-radius: 28px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-strong) 95%, transparent);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.group-settings-modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.2rem 0.15rem 0.95rem;
    border-bottom: 1px solid color-mix(in srgb, var(--line) 84%, transparent);
}

.group-settings-modal-copy {
    min-width: 0;
    display: grid;
    gap: 0.28rem;
}

.group-settings-modal-title,
.group-settings-modal-subtitle {
    overflow: hidden;
    text-overflow: ellipsis;
}

.group-settings-modal-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    letter-spacing: -0.03em;
}

.group-settings-modal-subtitle,
.group-settings-note,
.group-settings-hint,
.group-danger-copy p {
    margin: 0;
    color: var(--muted);
    font-size: 0.82rem;
    line-height: 1.5;
}

.group-settings-modal-body {
    min-height: 0;
    overflow: auto;
    padding: 0.95rem 0.1rem 0.1rem;
}

.group-settings-layout {
    display: grid;
    gap: 1rem;
}

.group-settings-modal-close svg {
    width: 1rem;
    height: 1rem;
}

.group-settings-member-list {
    display: grid;
    gap: 0.55rem;
}

.group-settings-member {
    display: grid;
    grid-template-columns: 2.6rem minmax(0, 1fr);
    align-items: center;
    gap: 0.7rem;
    padding: 0.62rem 0.7rem;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface-muted);
}

.group-settings-member .employee-meta {
    gap: 0.2rem;
}

.group-settings-member .employee-meta strong,
.group-settings-member .employee-meta small {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.group-settings-member-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 1.35rem;
    margin-left: 0.45rem;
    padding: 0.1rem 0.45rem;
    border-radius: 999px;
    background: rgba(15, 118, 110, 0.12);
    color: var(--accent-strong);
    font-size: 0.7rem;
    font-weight: 800;
    vertical-align: middle;
}

.group-settings-divider {
    padding-inline: 0.3rem;
}

.group-settings-form {
    padding: 1rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
}

.user-settings-modal-card {
    width: min(720px, 100%);
}

.user-settings-layout {
    display: grid;
    gap: 1rem;
}

.user-settings-panel {
    display: grid;
    gap: 1rem;
    padding: 1rem;
    border-radius: 20px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-strong) 94%, transparent);
}

.user-settings-profile {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.user-settings-avatar-mark {
    width: 4.4rem;
    height: 4.4rem;
    border-radius: 1.35rem;
    flex: 0 0 auto;
}

.user-settings-profile-copy {
    min-width: 0;
    display: grid;
    gap: 0.25rem;
}

.user-settings-profile-copy strong,
.user-settings-profile-copy p {
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-settings-profile-copy p {
    color: var(--muted);
}

.user-settings-form {
    gap: 0.9rem;
}

.user-settings-file-picker {
    display: grid;
    grid-template-columns: 3rem minmax(0, 1fr);
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--surface-muted);
    cursor: pointer;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.user-settings-file-picker:hover {
    transform: translateY(-1px);
    border-color: rgba(15, 118, 110, 0.3);
    background: rgba(15, 118, 110, 0.08);
}

.user-settings-file-icon {
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.18), rgba(239, 124, 87, 0.18));
    color: var(--accent-strong);
}

.user-settings-file-icon svg {
    width: 1.2rem;
    height: 1.2rem;
}

.user-settings-file-copy {
    min-width: 0;
    display: grid;
    gap: 0.18rem;
}

.user-settings-file-copy strong,
.user-settings-file-copy small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-settings-file-copy small {
    color: var(--muted);
}

.user-settings-file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    border: 0;
    margin: -1px;
    opacity: 0;
    pointer-events: none;
}

.user-settings-theme-grid {
    display: grid;
    gap: 0.55rem;
}

.user-settings-theme-option {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--surface-muted);
}

.user-settings-theme-option:hover,
.user-settings-theme-option.is-active {
    border-color: rgba(15, 118, 110, 0.28);
}

.group-settings-selection {
    margin-top: 0;
    max-height: min(320px, 36dvh);
    padding: 0.25rem;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface) 92%, transparent);
}

.group-settings-actions {
    display: flex;
    justify-content: flex-start;
}

.group-danger-form {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.95rem 1rem;
    border-radius: 18px;
    border: 1px solid rgba(180, 35, 24, 0.2);
    background: color-mix(in srgb, rgba(180, 35, 24, 0.08) 70%, var(--surface-strong));
}

.group-danger-copy {
    display: grid;
    gap: 0.3rem;
}

.group-danger-copy p {
    margin: 0;
}

.group-danger-button {
    border-color: rgba(180, 35, 24, 0.22);
    color: var(--danger);
    background: rgba(180, 35, 24, 0.08);
}

.group-danger-button:hover {
    border-color: rgba(180, 35, 24, 0.36);
    background: rgba(180, 35, 24, 0.12);
}

.message-stream {
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    display: grid;
    align-content: start;
    gap: 0.72rem;
    padding: 1.2rem 1.35rem;
    scrollbar-gutter: stable;
    overscroll-behavior: contain;
}

.message-day-divider {
    display: flex;
    justify-content: center;
    width: 100%;
}

.message-day-divider span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.28rem 0.75rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: color-mix(in srgb, var(--surface-muted) 86%, transparent);
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1;
}

.message-row {
    display: grid;
    grid-template-columns: 2.35rem minmax(0, 1fr);
    gap: 0.55rem;
    align-items: end;
    max-width: min(820px, 88%);
    position: relative;
    outline: none;
}

.message-row.is-mine {
    margin-left: auto;
    grid-template-columns: minmax(0, 1fr) 2.35rem;
}

.message-row.is-direct-thread,
.message-row.is-direct-thread.is-mine {
    grid-template-columns: minmax(0, 1fr);
}

.message-row.is-mine .message-avatar {
    order: 2;
}

.message-row.is-mine .message-bubble {
    order: 1;
    background: linear-gradient(145deg, rgba(15, 118, 110, 0.16), rgba(239, 124, 87, 0.16));
}

.message-row.is-targeted .message-bubble {
    border-color: rgba(15, 118, 110, 0.42);
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.12), 0 14px 28px rgba(15, 118, 110, 0.16);
}

.message-row.is-grouped .message-avatar {
    visibility: hidden;
}

.message-row.is-direct-thread .message-avatar {
    display: none;
}

.message-row.is-deleted .message-bubble {
    background: color-mix(in srgb, var(--surface-muted) 82%, transparent);
}

.message-avatar {
    width: 2.35rem;
    height: 2.35rem;
    border-radius: 0.8rem;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    color: #fff;
    font-weight: 700;
    font-size: 0.78rem;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.message-bubble {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 0.72rem 0.82rem;
    box-shadow: 0 8px 18px rgba(24, 33, 38, 0.08);
}

.message-reply-reference {
    width: 100%;
    display: grid;
    gap: 0.14rem;
    justify-items: start;
    margin-top: 0.4rem;
    padding: 0.55rem 0.7rem;
    border-radius: 14px;
    border: 1px solid rgba(15, 118, 110, 0.18);
    background: rgba(15, 118, 110, 0.07);
    color: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.message-reply-reference:hover {
    transform: translateY(-1px);
    border-color: rgba(15, 118, 110, 0.32);
    background: rgba(15, 118, 110, 0.12);
}

.message-reply-reference.is-deleted {
    border-color: rgba(117, 131, 145, 0.18);
    background: rgba(117, 131, 145, 0.08);
}

.message-reply-reference-author {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--accent-strong);
}

.message-reply-reference-preview {
    width: 100%;
    font-size: 0.82rem;
    color: var(--muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.message-author {
    font-weight: 700;
    font-size: 0.88rem;
}

.message-row.is-grouped .message-author,
.message-row.is-direct-thread .message-author {
    display: none;
}

.message-meta.is-compact {
    justify-content: flex-end;
    gap: 0.5rem;
}

.message-meta-trailing {
    display: inline-flex;
    align-items: center;
    gap: 0.28rem;
    flex-shrink: 0;
}

.message-time {
    color: var(--muted);
    font-size: 0.74rem;
}

.message-status {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.15rem;
    height: 0.78rem;
    position: relative;
    color: rgba(117, 131, 145, 0.92);
}

.message-status svg {
    width: 0.88rem;
    height: 0.68rem;
    overflow: visible;
}

.message-status-secondary {
    position: absolute;
    left: 0.26rem;
    top: 0.02rem;
    opacity: 0;
    transform: translateX(-0.08rem);
}

.message-status.is-read {
    color: #37aee2;
}

.message-status.is-read .message-status-secondary {
    opacity: 1;
}

.message-row.is-mine .message-status {
    color: rgba(79, 97, 112, 0.88);
}

.message-row.is-mine .message-status.is-read {
    color: #2d9cdb;
}

.message-body {
    line-height: 1.45;
    margin-top: 0.35rem;
    font-size: 0.94rem;
    word-break: break-word;
}

.message-body.is-deleted {
    color: var(--muted);
    font-style: italic;
}

.message-attachments,
.file-preview-list {
    display: grid;
    gap: 0.55rem;
    margin-top: 0.55rem;
}

.attachment-card {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 0.6rem;
    align-items: center;
    padding: 0.56rem;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: var(--surface-muted);
}

.attachment-thumb {
    width: 100%;
    border-radius: 14px;
    object-fit: cover;
}

.attachment-thumb {
    height: 64px;
}

.attachment-icon {
    display: grid;
    place-items: center;
    width: 72px;
    height: 64px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.18), rgba(239, 124, 87, 0.18));
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.14em;
}

.attachment-icon.is-pdf {
    background: linear-gradient(135deg, rgba(180, 35, 24, 0.22), rgba(239, 124, 87, 0.2));
    color: #922018;
}

.attachment-icon.is-video {
    background: linear-gradient(135deg, rgba(15, 118, 110, 0.22), rgba(46, 142, 255, 0.16));
}

.attachment-copy {
    min-width: 0;
    display: grid;
    gap: 0.3rem;
}

.attachment-copy strong,
.attachment-copy small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.composer-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0.5rem;
    position: relative;
    padding: 0.9rem 1.35rem calc(1rem + env(safe-area-inset-bottom));
    border-radius: 0;
    border: 0;
    border-top: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface) 95%, transparent);
    box-shadow: none;
    backdrop-filter: blur(16px);
    transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.composer-reply-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.65rem 0.8rem;
    border-radius: 16px;
    border: 1px solid rgba(15, 118, 110, 0.18);
    background: rgba(15, 118, 110, 0.08);
}

.composer-reply-banner[hidden],
.message-context-menu[hidden] {
    display: none !important;
}

.composer-reply-copy {
    min-width: 0;
    display: grid;
    gap: 0.12rem;
}

.composer-reply-copy strong,
.composer-reply-copy span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.composer-reply-copy strong {
    font-size: 0.78rem;
    color: var(--accent-strong);
}

.composer-reply-copy span {
    font-size: 0.82rem;
    color: var(--muted);
}

.composer-reply-cancel {
    flex: 0 0 auto;
}

.composer-card.is-dragover {
    border-color: rgba(15, 118, 110, 0.32);
    background: linear-gradient(145deg, rgba(15, 118, 110, 0.08), rgba(239, 124, 87, 0.06)), var(--surface);
    box-shadow: 0 14px 30px rgba(15, 118, 110, 0.12);
}

.composer-input-row {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 0.55rem;
    align-items: center;
}

.composer-upload {
    width: 2.9rem;
    height: 2.9rem;
    display: grid;
    place-items: center;
    gap: 0;
    border-radius: 999px;
    border: 1px dashed rgba(15, 118, 110, 0.35);
    padding: 0;
    background: rgba(15, 118, 110, 0.08);
    text-align: center;
    color: var(--accent-strong);
    cursor: pointer;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
    flex: 0 0 auto;
}

.composer-upload:hover {
    transform: translateY(-1px);
    border-color: rgba(15, 118, 110, 0.54);
    background: rgba(15, 118, 110, 0.14);
}

.composer-upload input {
    display: none;
}

.composer-upload-icon {
    width: 1.2rem;
    height: 1.2rem;
}

.composer-card textarea {
    min-height: 2.95rem;
    max-height: 9rem;
    padding: 0.72rem 0.9rem;
    border-radius: 18px;
    resize: none;
    overflow-y: auto;
    line-height: 1.35;
    transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
    min-width: 0;
}

.composer-card.is-dragover textarea {
    border-color: rgba(15, 118, 110, 0.35);
    background: rgba(15, 118, 110, 0.05);
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.08);
}

.composer-send-button {
    width: 2.9rem;
    height: 2.9rem;
    border: 0;
    border-radius: 999px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--accent), var(--highlight));
    color: #fff;
    font-size: 1.05rem;
    font-weight: 800;
    box-shadow: 0 10px 24px rgba(15, 118, 110, 0.22);
    transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
    flex: 0 0 auto;
}

.composer-send-button:hover {
    transform: translateY(-1px);
}

.composer-send-button:disabled {
    opacity: 0.55;
    cursor: wait;
    transform: none;
}

.composer-send-icon {
    width: 1rem;
    height: 1rem;
    transform: translateX(1px);
}

.composer-status {
    font-size: 0.76rem;
    padding-left: 0.15rem;
    line-height: 1.4;
}

.file-preview-list:empty,
.composer-status:empty {
    display: none;
}

.message-context-menu {
    position: fixed;
    z-index: 30;
    display: grid;
    gap: 0.25rem;
    min-width: 11.5rem;
    padding: 0.35rem;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface) 97%, transparent);
    box-shadow: 0 18px 48px rgba(24, 33, 38, 0.18);
    backdrop-filter: blur(18px);
}

.message-context-action {
    width: 100%;
    padding: 0.72rem 0.82rem;
    border: 0;
    border-radius: 12px;
    background: transparent;
    color: inherit;
    text-align: left;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 160ms ease, color 160ms ease;
}

.message-context-action:hover {
    background: rgba(15, 118, 110, 0.1);
}

.message-context-action.is-danger:hover {
    background: rgba(180, 35, 24, 0.12);
    color: var(--danger);
}

.composer-status.is-error {
    color: var(--danger);
}

.composer-status.is-success {
    color: var(--accent-strong);
}

.file-preview-item {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.56rem 0.72rem;
    border-radius: 14px;
    background: var(--surface-muted);
    border: 1px solid var(--line);
    font-size: 0.82rem;
}

.stage-empty,
.empty-thread,
.empty-panel {
    display: grid;
    gap: 0.5rem;
    place-content: center;
    text-align: center;
    min-height: 220px;
}

.stage-empty {
    min-height: 100%;
    padding: clamp(2rem, 5vw, 4rem);
    border-radius: 0;
    border: 0;
    background:
        radial-gradient(circle at center, rgba(239, 124, 87, 0.1), transparent 34%),
        transparent;
    box-shadow: none;
}

.stage-empty p {
    max-width: 34rem;
    margin-inline: auto;
}

.sidebar-overlay,
.media-modal {
    position: fixed;
    inset: 0;
    z-index: 20;
}

.sidebar-overlay {
    background: rgba(6, 12, 18, 0.48);
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms ease;
}

.media-modal {
    display: grid;
    place-items: center;
    padding: 2rem;
}

.media-modal[hidden] {
    display: none;
}

.media-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(4, 12, 16, 0.7);
}

.media-modal-card {
    position: relative;
    z-index: 2;
    width: min(980px, 100%);
    padding: 1rem;
    border-radius: 28px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-strong) 92%, transparent);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
}

.media-modal-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.2rem 0.2rem 0.8rem;
}

html[data-theme="dark"] .messenger-shell {
    background:
        radial-gradient(circle at 12% 12%, rgba(53, 140, 255, 0.18), transparent 22%),
        radial-gradient(circle at 88% 16%, rgba(0, 236, 195, 0.12), transparent 24%),
        linear-gradient(140deg, rgba(3, 6, 13, 0.96) 0%, rgba(7, 17, 29, 0.94) 46%, rgba(9, 24, 40, 0.98) 100%);
}

html[data-theme="dark"] .conversation-stage {
    position: relative;
}

html[data-theme="dark"] .messenger-sidebar {
    border-right-color: rgba(107, 194, 255, 0.12);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 26%),
        linear-gradient(180deg, rgba(8, 16, 28, 0.92), rgba(7, 14, 24, 0.98));
}

html[data-theme="dark"] .messenger-sidebar::before,
html[data-theme="dark"] .conversation-stage::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
}

html[data-theme="dark"] .messenger-sidebar::before {
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.04), transparent 22%),
        radial-gradient(circle at top right, rgba(0, 234, 255, 0.08), transparent 34%);
}

html[data-theme="dark"] .conversation-stage {
    background:
        radial-gradient(circle at top right, rgba(53, 140, 255, 0.14), transparent 24%),
        radial-gradient(circle at bottom left, rgba(255, 94, 76, 0.08), transparent 24%),
        linear-gradient(180deg, rgba(8, 16, 28, 0.78), rgba(6, 13, 23, 0.9));
}

html[data-theme="dark"] .conversation-stage::before {
    background:
        linear-gradient(120deg, rgba(255, 255, 255, 0.04), transparent 20%),
        radial-gradient(circle at top right, rgba(0, 234, 255, 0.06), transparent 28%);
}

html[data-theme="dark"] .conversation-header,
html[data-theme="dark"] .composer-card,
html[data-theme="dark"] .theme-menu,
html[data-theme="dark"] .sidebar-compose-menu,
html[data-theme="dark"] .group-settings-modal-card,
html[data-theme="dark"] .media-modal-card,
html[data-theme="dark"] .group-settings-form,
html[data-theme="dark"] .group-settings-selection,
html[data-theme="dark"] .sidebar-list-empty,
html[data-theme="dark"] .sidebar-search-empty,
html[data-theme="dark"] .empty-thread,
html[data-theme="dark"] .empty-panel,
html[data-theme="dark"] .stage-empty,
html[data-theme="dark"] .message-bubble,
html[data-theme="dark"] .attachment-card,
html[data-theme="dark"] .file-preview-item,
html[data-theme="dark"] .group-settings-member {
    border-color: rgba(112, 204, 255, 0.16);
    background: linear-gradient(180deg, rgba(8, 16, 28, 0.78), rgba(7, 14, 24, 0.92));
    box-shadow: 0 24px 80px rgba(1, 5, 12, 0.26);
}

html[data-theme="dark"] .conversation-header,
html[data-theme="dark"] .composer-card {
    background: linear-gradient(180deg, rgba(8, 16, 28, 0.88), rgba(7, 14, 24, 0.96));
}

html[data-theme="dark"] .sidebar-search,
html[data-theme="dark"] input,
html[data-theme="dark"] select,
html[data-theme="dark"] textarea {
    border-color: rgba(107, 194, 255, 0.18);
    background: linear-gradient(180deg, rgba(10, 18, 30, 0.96), rgba(8, 16, 27, 0.9));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

html[data-theme="dark"] .sidebar-search:focus-within,
html[data-theme="dark"] input:focus,
html[data-theme="dark"] select:focus,
html[data-theme="dark"] textarea:focus {
    border-color: rgba(33, 244, 211, 0.84);
    box-shadow: 0 0 0 4px rgba(33, 244, 211, 0.12), 0 0 32px rgba(45, 118, 255, 0.24);
}

html[data-theme="dark"] .icon-action-button,
html[data-theme="dark"] .sidebar-quick-button,
html[data-theme="dark"] .sidebar-back-button,
html[data-theme="dark"] .conversation-header-toggle {
    border-color: rgba(107, 194, 255, 0.16);
    background: rgba(10, 20, 34, 0.72);
}

html[data-theme="dark"] .icon-action-button:hover,
html[data-theme="dark"] .sidebar-quick-button:hover,
html[data-theme="dark"] .sidebar-back-button:hover,
html[data-theme="dark"] .theme-menu-root.is-open .theme-toggle-button,
html[data-theme="dark"] .conversation-header-toggle:hover,
html[data-theme="dark"] .employee-entry:hover,
html[data-theme="dark"] .employee-entry.is-active,
html[data-theme="dark"] .group-member-option:hover,
html[data-theme="dark"] .conversation-card:hover,
html[data-theme="dark"] .conversation-card.is-active,
html[data-theme="dark"] .theme-menu-option:hover,
html[data-theme="dark"] .theme-menu-option.is-active,
html[data-theme="dark"] .sidebar-compose-option:hover {
    border-color: rgba(107, 194, 255, 0.24);
    background: rgba(33, 244, 211, 0.1);
}

html[data-theme="dark"] .theme-menu-option-icon,
html[data-theme="dark"] .sidebar-compose-option-icon,
html[data-theme="dark"] .attachment-icon,
html[data-theme="dark"] .message-row.is-mine .message-bubble,
html[data-theme="dark"] .composer-card.is-dragover,
html[data-theme="dark"] .group-member-checkbox:checked + .group-member-mark {
    background: linear-gradient(145deg, rgba(28, 243, 210, 0.16), rgba(47, 124, 255, 0.2) 58%, rgba(255, 98, 76, 0.14));
}

html[data-theme="dark"] .profile-mark,
html[data-theme="dark"] .employee-avatar,
html[data-theme="dark"] .conversation-avatar,
html[data-theme="dark"] .conversation-header-avatar,
html[data-theme="dark"] .message-avatar,
html[data-theme="dark"] .sidebar-compose-button,
html[data-theme="dark"] .sidebar-confirm-button,
html[data-theme="dark"] .composer-send-button {
    background: linear-gradient(135deg, #1cf3d2 0%, #2f7cff 54%, #ff624c 100%);
    box-shadow: 0 18px 40px rgba(22, 96, 255, 0.3);
}

html[data-theme="dark"] .conversation-kind-pill,
html[data-theme="dark"] .presence-pill.is-live,
html[data-theme="dark"] .group-settings-member-badge {
    border-color: rgba(107, 194, 255, 0.22);
    background: rgba(33, 244, 211, 0.12);
    color: #8ef8ff;
}

html[data-theme="dark"] .conversation-unread-badge {
    box-shadow: 0 10px 24px rgba(20, 184, 166, 0.28);
}

html[data-theme="dark"] .presence-pill {
    border-color: rgba(255, 126, 111, 0.18);
    background: rgba(255, 98, 76, 0.12);
    color: rgba(227, 235, 246, 0.82);
}

html[data-theme="dark"] .conversation-updated-time,
html[data-theme="dark"] .conversation-kind-pill,
html[data-theme="dark"] .theme-menu-option-copy small,
html[data-theme="dark"] .sidebar-search-icon,
html[data-theme="dark"] .sidebar-search-hint,
html[data-theme="dark"] .group-settings-modal-subtitle,
html[data-theme="dark"] .group-settings-note,
html[data-theme="dark"] .group-settings-hint,
html[data-theme="dark"] .group-danger-copy p,
html[data-theme="dark"] .message-time,
html[data-theme="dark"] .attachment-copy small,
html[data-theme="dark"] .composer-status {
    color: rgba(190, 206, 223, 0.74);
}

html[data-theme="dark"] .message-status {
    color: rgba(174, 194, 214, 0.76);
}

html[data-theme="dark"] .message-row.is-mine .message-status.is-read {
    color: #5cc7ff;
}

html[data-theme="dark"] .message-bubble {
    backdrop-filter: blur(20px);
}

html[data-theme="dark"] .message-reply-reference,
html[data-theme="dark"] .composer-reply-banner,
html[data-theme="dark"] .message-context-menu {
    border-color: rgba(107, 194, 255, 0.18);
    background: rgba(10, 20, 34, 0.82);
}

html[data-theme="dark"] .message-reply-reference:hover,
html[data-theme="dark"] .message-context-action:hover {
    background: rgba(33, 244, 211, 0.12);
}

html[data-theme="dark"] .message-reply-reference-author,
html[data-theme="dark"] .composer-reply-copy strong {
    color: #8ef8ff;
}

html[data-theme="dark"] .message-reply-reference-preview,
html[data-theme="dark"] .message-body.is-deleted,
html[data-theme="dark"] .composer-reply-copy span {
    color: rgba(190, 206, 223, 0.74);
}

html[data-theme="dark"] .message-row.is-targeted .message-bubble {
    border-color: rgba(33, 244, 211, 0.42);
    box-shadow: 0 0 0 4px rgba(33, 244, 211, 0.12), 0 18px 40px rgba(18, 32, 58, 0.22);
}

html[data-theme="dark"] .stage-empty {
    background:
        radial-gradient(circle at center, rgba(53, 140, 255, 0.12), transparent 34%),
        radial-gradient(circle at 58% 72%, rgba(255, 94, 76, 0.08), transparent 30%),
        transparent;
}

html[data-theme="dark"] .sidebar-overlay {
    background: rgba(4, 10, 18, 0.58);
}

html[data-theme="dark"] .group-settings-modal-backdrop,
html[data-theme="dark"] .media-modal-backdrop {
    background: rgba(3, 9, 16, 0.76);
}

.media-modal-copy {
    min-width: 0;
    display: grid;
    gap: 0.18rem;
}

.media-modal-copy small,
.media-modal-copy strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.media-modal-copy small {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.68rem;
}

.media-modal-copy strong {
    font-size: 0.95rem;
}

.media-modal-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.media-modal-open,
.media-modal-fullscreen,
.media-modal-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.5rem;
    padding: 0.62rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--surface-muted);
    color: var(--text);
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.media-modal-open:hover,
.media-modal-fullscreen:hover,
.media-modal-close:hover {
    transform: translateY(-1px);
    border-color: rgba(15, 118, 110, 0.28);
}

.media-modal-fullscreen.is-active {
    background: rgba(15, 118, 110, 0.16);
    border-color: rgba(15, 118, 110, 0.28);
    color: var(--accent-strong);
}

.media-modal-body {
    padding: 0.25rem;
}

.preview-surface {
    width: 100%;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: rgba(10, 16, 22, 0.92);
}

.preview-surface-image {
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, 0.04);
}

.preview-video {
    display: block;
    width: 100%;
    max-height: 72vh;
    margin: 0 auto;
    object-fit: contain;
}

.preview-image {
    display: block;
    width: auto;
    max-width: 100%;
    max-height: 72vh;
    margin: 0 auto;
    object-fit: contain;
}

.preview-pdf {
    display: block;
    width: 100%;
    height: 72vh;
    border: 0;
    background: #fff;
}

.pdf-preview-stage {
    display: grid;
    gap: 1rem;
    max-height: 72vh;
    padding: 1rem;
    overflow: auto;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent),
        linear-gradient(180deg, rgba(14, 21, 27, 0.98), rgba(14, 21, 27, 0.92));
}

.pdf-preview-frame {
    display: grid;
    gap: 0.55rem;
    justify-items: center;
}

.pdf-preview-page-label {
    font-size: 0.74rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.72);
}

.pdf-preview-page {
    display: block;
    width: 100%;
    max-width: 860px;
    height: auto;
    border-radius: 18px;
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
    background: #fff;
}

.pdf-preview-loading,
.video-preview-loading,
.preview-fallback {
    display: grid;
    gap: 0.85rem;
    place-items: center;
    min-height: 48vh;
    text-align: center;
    color: #f4efe4;
}

.preview-fallback a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.6rem;
    padding: 0.7rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.08);
}

.preview-surface-video {
    display: grid;
    place-items: center;
    padding: 0;
}

.preview-surface-video .plyr__video-wrapper {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background: #000;
}

.preview-surface-video .plyr,
.preview-surface-video video {
    width: 100%;
    max-height: 72vh;
    background: #000;
}

.preview-surface-video .plyr {
    border-radius: 24px;
}

.preview-surface-video .plyr video,
.preview-surface-video video,
.preview-surface-video .plyr__poster {
    object-fit: contain !important;
    object-position: center center !important;
}

.preview-surface-video .plyr.plyr--fullscreen-active,
.preview-surface-video .plyr.plyr--fullscreen-fallback,
.preview-surface-video .plyr:fullscreen,
.preview-surface-video .plyr:-webkit-full-screen,
.preview-surface-video video:fullscreen,
.preview-surface-video video:-webkit-full-screen {
    width: 100vw;
    height: 100dvh;
    max-height: none;
    background: #000;
}

.preview-surface-video .plyr.plyr--fullscreen-active .plyr__video-wrapper,
.preview-surface-video .plyr.plyr--fullscreen-fallback .plyr__video-wrapper,
.preview-surface-video .plyr:fullscreen .plyr__video-wrapper,
.preview-surface-video .plyr:-webkit-full-screen .plyr__video-wrapper {
    width: 100%;
    height: 100%;
}

.preview-surface-video .plyr.plyr--fullscreen-active video,
.preview-surface-video .plyr.plyr--fullscreen-fallback video,
.preview-surface-video .plyr:fullscreen video,
.preview-surface-video .plyr:-webkit-full-screen video,
.preview-surface-video video:fullscreen,
.preview-surface-video video:-webkit-full-screen {
    position: absolute;
    inset: 0;
    width: auto;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    margin: auto;
}

.media-modal.is-immersive {
    padding: 0;
}

.media-modal.is-immersive .media-modal-card,
.media-modal-card:fullscreen,
.media-modal-card:-webkit-full-screen {
    width: 100vw;
    max-width: none;
    height: 100dvh;
    border-radius: 0;
    padding: 0.6rem;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
}

.media-modal.is-immersive .media-modal-topbar,
.media-modal-card:fullscreen .media-modal-topbar,
.media-modal-card:-webkit-full-screen .media-modal-topbar {
    padding: 0 0 0.5rem;
}

.media-modal.is-immersive .media-modal-body,
.media-modal-card:fullscreen .media-modal-body,
.media-modal-card:-webkit-full-screen .media-modal-body {
    min-height: 0;
    overflow: hidden;
    padding: 0;
}

.media-modal.is-immersive .preview-surface,
.media-modal-card:fullscreen .preview-surface,
.media-modal-card:-webkit-full-screen .preview-surface {
    height: 100%;
    max-height: none;
}

.media-modal.is-immersive .pdf-preview-stage,
.media-modal-card:fullscreen .pdf-preview-stage,
.media-modal-card:-webkit-full-screen .pdf-preview-stage {
    height: 100%;
    max-height: none;
    padding: 0.8rem;
}

.media-modal.is-immersive .preview-video,
.media-modal.is-immersive .preview-image,
.media-modal.is-immersive .preview-pdf,
.media-modal.is-immersive .preview-surface-video .plyr,
.media-modal.is-immersive .preview-surface-video video,
.media-modal-card:fullscreen .preview-video,
.media-modal-card:fullscreen .preview-image,
.media-modal-card:fullscreen .preview-pdf,
.media-modal-card:fullscreen .preview-surface-video .plyr,
.media-modal-card:fullscreen .preview-surface-video video,
.media-modal-card:-webkit-full-screen .preview-video,
.media-modal-card:-webkit-full-screen .preview-image,
.media-modal-card:-webkit-full-screen .preview-pdf,
.media-modal-card:-webkit-full-screen .preview-surface-video .plyr,
.media-modal-card:-webkit-full-screen .preview-surface-video video {
    max-height: calc(100dvh - 5.25rem);
}

@keyframes float {
    0%,
    100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    50% {
        transform: translate3d(10px, 22px, 0) scale(1.04);
    }
}

@keyframes drift {
    from {
        transform: translate3d(0, 0, 0);
    }
    to {
        transform: translate3d(-44px, -44px, 0);
    }
}

@keyframes orbitSpin {
    from {
        transform: rotate(0deg) scale(1);
    }
    to {
        transform: rotate(360deg) scale(1.04);
    }
}

@keyframes beamSweep {
    0%,
    100% {
        transform: translateX(-54%) skewX(-20deg) scaleY(0.96);
        opacity: 0.42;
    }
    50% {
        transform: translateX(-42%) skewX(-16deg) scaleY(1.08);
        opacity: 0.82;
    }
}

@keyframes gridSurge {
    from {
        transform: perspective(1100px) rotateX(78deg) translate3d(0, 0, 0) scale(1.2);
    }
    to {
        transform: perspective(1100px) rotateX(78deg) translate3d(0, -58px, 0) scale(1.2);
    }
}

@keyframes scanShift {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(12px);
    }
}

@keyframes pulseField {
    0% {
        transform: scale(1) translate3d(0, 0, 0);
        opacity: 0.44;
    }
    100% {
        transform: scale(1.12) translate3d(0, -12px, 0);
        opacity: 0.86;
    }
}

@keyframes sidebarPanelReveal {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1120px) {
    .auth-panel {
        grid-template-columns: 1fr;
    }

    .auth-hero {
        min-height: auto;
    }

    .auth-card {
        order: -1;
    }

    .ambient-beam {
        left: 58%;
        width: 24rem;
    }

    .messenger-shell {
        grid-template-columns: 1fr;
        height: 100dvh;
    }

    .mobile-only {
        display: inline-flex;
    }

    .messenger-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        width: min(420px, 100vw);
        z-index: 30;
        transform: translateX(-102%);
        transition: transform 220ms ease;
        height: auto;
        box-shadow: 0 24px 48px rgba(2, 9, 14, 0.28);
    }

    .messenger-shell.sidebar-open .messenger-sidebar {
        transform: translateX(0);
    }

    .messenger-shell.sidebar-open .sidebar-overlay {
        opacity: 1;
        pointer-events: auto;
    }

    .conversation-stage {
        height: 100%;
    }
}

@media (max-width: 760px) {
    .auth-shell,
    .media-modal {
        padding: 0.75rem;
    }

    .auth-hero,
    .auth-card {
        border-radius: 24px;
        padding: 0.82rem;
    }

    .messenger-sidebar {
        padding: 0.85rem;
    }

    .auth-card-top,
    .conversation-header,
    .sidebar-header {
        grid-template-columns: 1fr;
        display: grid;
    }

    .auth-badges {
        gap: 0.5rem;
    }

    .auth-badges span {
        font-size: 0.7rem;
        letter-spacing: 0.1em;
    }

    .auth-body .logo-slot {
        min-width: 0;
        width: 100%;
    }

    .ambient-orbit {
        width: 100vw;
    }

    .ambient-grid {
        inset: -8% -40% auto -40%;
    }

    .ambient-beam {
        left: 64%;
        width: 18rem;
    }

    .conversation-header {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        padding: 0.82rem 1rem;
    }

    .conversation-header-left {
        gap: 0.55rem;
    }

    .conversation-header-avatar {
        width: 2.5rem;
        height: 2.5rem;
        border-radius: 0.82rem;
        font-size: 0.82rem;
    }

    .conversation-header-title {
        font-size: 0.98rem;
    }

    .conversation-header-action-label {
        display: none;
    }

    .group-settings-modal {
        padding: 0.75rem;
    }

    .group-settings-modal-card {
        width: 100%;
        max-height: calc(100dvh - 1.5rem);
        padding: 0.85rem;
        border-radius: 24px;
    }

    .group-settings-modal-header,
    .group-danger-form {
        align-items: stretch;
        flex-direction: column;
    }

    .user-settings-panel {
        padding: 0.9rem;
    }

    .user-settings-profile {
        align-items: flex-start;
    }

    .user-settings-file-picker {
        grid-template-columns: 1fr;
    }

    .group-settings-modal-close {
        align-self: flex-end;
    }

    .group-settings-actions .primary-button,
    .group-danger-button {
        width: 100%;
        justify-content: center;
    }

    .conversation-header-toggle {
        display: inline-flex;
    }

    .composer-card {
        display: grid;
        gap: 0.45rem;
        padding: 0.82rem 1rem calc(0.9rem + env(safe-area-inset-bottom));
    }

    .composer-reply-banner {
        padding: 0.58rem 0.72rem;
    }

    .composer-input-row {
        grid-template-columns: auto minmax(0, 1fr) auto;
        gap: 0.45rem;
    }

    .sidebar-header-actions {
        justify-content: stretch;
    }

    .theme-menu-root {
        align-self: flex-start;
    }

    .theme-menu {
        left: 0;
        right: auto;
        width: min(280px, calc(100vw - 2.5rem));
    }

    .employee-entry,
    .conversation-card-telegram {
        grid-template-columns: 2.8rem minmax(0, 1fr);
    }

    .conversation-card-title {
        gap: 0.38rem;
    }

    .conversation-unread-badge-inline {
        display: inline-flex;
    }

    .conversation-card-meta {
        display: none;
    }

    .employee-action,
    .conversation-kind-pill {
        display: none;
    }

    .logo-slot,
    .composer-upload {
        min-width: 0;
    }

    .composer-upload,
    .composer-send-button {
        width: 2.7rem;
        height: 2.7rem;
    }

    .media-modal-topbar {
        flex-direction: column;
        align-items: stretch;
    }

    .sidebar-action-row {
        padding-bottom: calc(0.15rem + env(safe-area-inset-bottom));
    }

    .message-stream {
        padding: 0.9rem 1rem;
    }

    .sidebar-compose {
        min-height: 3.85rem;
    }

    .sidebar-compose-menu {
        width: min(100%, 320px);
    }

    .sidebar-compose-button {
        width: 3.55rem;
        height: 3.55rem;
        border-radius: 1.05rem;
    }

    .sidebar-confirm-button {
        width: 2.95rem;
        height: 2.95rem;
    }

    .media-modal-actions {
        width: 100%;
        justify-content: space-between;
    }

    .preview-pdf,
    .preview-video,
    .preview-image,
    .preview-surface-video .plyr,
    .preview-surface-video video {
        max-height: 62vh;
    }

    .preview-pdf {
        height: 62vh;
    }

    .pdf-preview-stage {
        max-height: 62vh;
        padding: 0.75rem;
    }


    .member-strip {
        padding: 0.75rem;
    }

    .message-row,
    .message-row.is-mine {
        max-width: 100%;
    }

    .attachment-card {
        grid-template-columns: 1fr;
    }

    .message-context-menu {
        min-width: min(11.5rem, calc(100vw - 1.5rem));
    }
}

@media (prefers-reduced-motion: reduce) {
    .ambient {
        animation: none !important;
    }

    .primary-button,
    .ghost-button,
    input,
    select,
    textarea {
        transition: none;
    }
}