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

:root {
    --bg: #0b0e14;
    --panel: #12161f;
    --elevated: #181d27;
    --border: rgba(48, 54, 61, 0.9);
    --text: #e6edf3;
    --muted: #8b949e;
    --accent: #3ecd9b;
    --accent-dim: #2da67c;
    --staff: #a78bfa;
    --danger: #e85d6f;
    --radius: 12px;
    --font: 'Outfit', system-ui, sans-serif;
    --mono: 'JetBrains Mono', ui-monospace, monospace;
}

body {
    margin: 0;
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.45;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 100% 70% at 0% -10%, rgba(62, 205, 155, 0.1), transparent 50%),
        radial-gradient(ellipse 80% 50% at 100% 0%, rgba(167, 139, 250, 0.07), transparent 45%);
    pointer-events: none;
    z-index: -1;
}

.container {
    --twa-top: max(
        12px,
        env(safe-area-inset-top, 0px),
        var(--tg-safe-area-inset-top, 0px),
        var(--tg-content-safe-area-inset-top, 0px)
    );
    max-width: 560px;
    margin: 0 auto;
    padding: 14px 16px;
    padding-top: calc(var(--twa-top) + 8px + 36px);
    padding-bottom: max(20px, env(safe-area-inset-bottom, 0px));
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.brand {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    min-width: 0;
}

.brand__dot {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dim) 100%);
    box-shadow: 0 4px 16px rgba(62, 205, 155, 0.3);
    flex-shrink: 0;
}

.brand h1 {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.subhead {
    margin: 4px 0 0;
    font-size: 0.8125rem;
    color: var(--muted);
}

.role-badge {
    flex-shrink: 0;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.role-badge--user {
    background: rgba(62, 205, 155, 0.15);
    color: var(--accent);
}

.role-badge--staff {
    background: rgba(167, 139, 250, 0.2);
    color: #c4b5fd;
}

.tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 12px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.tabs__btn {
    flex: 1;
    min-width: 0;
    padding: 10px 8px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--elevated);
    color: var(--muted);
    font-family: var(--font);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s, background 0.2s, transform 0.15s;
    white-space: nowrap;
}

.tabs__btn:hover {
    color: var(--text);
    border-color: #484f58;
}

.tabs__btn:active {
    transform: scale(0.98);
}

.tabs__btn.is-active {
    background: rgba(167, 139, 250, 0.12);
    border-color: rgba(167, 139, 250, 0.35);
    color: #ddd6fe;
}

.tabs__count {
    opacity: 0.85;
    font-variant-numeric: tabular-nums;
}

.toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    border-radius: 10px;
    border: 1px solid transparent;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    color: inherit;
    transition: transform 0.15s, box-shadow 0.2s, background 0.2s, border-color 0.2s;
}

.btn:active {
    transform: scale(0.97);
}

.btn--primary {
    background: linear-gradient(180deg, #4ed4a8 0%, var(--accent) 100%);
    color: #0b0e14;
    box-shadow: 0 2px 12px rgba(62, 205, 155, 0.25);
}

.btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(62, 205, 155, 0.35);
}

.btn--accent {
    background: linear-gradient(180deg, #9f8fef 0%, var(--staff) 100%);
    color: #0b0e14;
}

.btn--secondary {
    background: var(--elevated);
    border-color: var(--border);
    color: var(--text);
}

.btn--ghost {
    background: transparent;
    border-color: var(--border);
    color: var(--muted);
    min-width: 44px;
}

.btn--ghost:hover {
    color: var(--text);
    border-color: #484f58;
}

.btn--danger {
    background: rgba(232, 93, 111, 0.15);
    border-color: rgba(232, 93, 111, 0.4);
    color: #fda4af;
}

.btn--sm {
    padding: 7px 12px;
    font-size: 0.8125rem;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    margin-bottom: 12px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.panel--form h2,
.panel--thread .thread-head {
    margin-top: 0;
}

.panel--form h2 {
    font-size: 1rem;
    margin-bottom: 12px;
}

.field-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--muted);
    margin: 12px 0 6px;
}

.field-label:first-of-type {
    margin-top: 0;
}

.input {
    width: 100%;
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #0d1117;
    color: var(--text);
    font-family: var(--font);
    font-size: 0.9375rem;
}

.input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(62, 205, 155, 0.15);
}

.input--area {
    resize: vertical;
    min-height: 72px;
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 16px;
}

.ticket-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.ticket-card {
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--elevated);
    margin-bottom: 10px;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ticket-card:hover {
    border-color: rgba(62, 205, 155, 0.35);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.ticket-card__top {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 6px;
}

.ticket-card__id {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--muted);
}

.ticket-card__status {
    font-size: 0.625rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 3px 8px;
    border-radius: 4px;
    background: rgba(62, 205, 155, 0.12);
    color: var(--accent);
}

.ticket-card__status--closed {
    background: rgba(139, 148, 158, 0.15);
    color: var(--muted);
}

.ticket-card__subject {
    font-weight: 600;
    font-size: 0.9375rem;
    margin-bottom: 4px;
}

.ticket-card__hint {
    font-size: 0.75rem;
    color: var(--muted);
}

.empty-state {
    text-align: center;
    color: var(--muted);
    padding: 28px 12px;
    font-size: 0.875rem;
}

.hidden {
    display: none !important;
}

.panel--thread .thread-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.thread-head__meta {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.thread-id {
    font-family: var(--mono);
    font-size: 0.75rem;
    color: var(--muted);
}

.thread-status {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--accent);
}

.thread-subject {
    margin: 0 0 8px;
    font-size: 1.05rem;
}

.thread-desc {
    margin: 0 0 12px;
    font-size: 0.875rem;
    color: var(--muted);
    white-space: pre-wrap;
}

.thread-customer {
    font-size: 0.8125rem;
    color: var(--muted);
    margin-bottom: 12px;
}

.mono {
    font-family: var(--mono);
}

.staff-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 14px;
}

.close-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.messages {
    max-height: min(48vh, 360px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 12px;
    padding: 4px 0;
}

.msg {
    padding: 10px 12px;
    border-radius: 10px;
    max-width: 95%;
    font-size: 0.875rem;
}

.msg--system {
    align-self: center;
    background: rgba(139, 148, 158, 0.12);
    color: var(--muted);
    font-size: 0.75rem;
    text-align: center;
}

.msg--user {
    align-self: flex-end;
    background: rgba(62, 205, 155, 0.18);
    border: 1px solid rgba(62, 205, 155, 0.25);
}

.msg--operator {
    align-self: flex-start;
    background: rgba(167, 139, 250, 0.15);
    border: 1px solid rgba(167, 139, 250, 0.25);
}

.msg__meta {
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--muted);
    margin-bottom: 4px;
    font-weight: 700;
}

.composer {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.user-reopen {
    margin-bottom: 12px;
}