:root {
    --bg: #0b0a12;
    --panel: rgba(21, 19, 33, 0.88);
    --panel-strong: rgba(16, 14, 28, 0.94);
    --panel-soft: rgba(39, 31, 63, 0.62);
    --stroke: rgba(171, 141, 255, 0.15);
    --stroke-strong: rgba(180, 154, 255, 0.3);
    --primary: #8f5cff;
    --primary-strong: #a978ff;
    --primary-soft: rgba(143, 92, 255, 0.18);
    --accent: #4ee4c6;
    --text: #f4f1ff;
    --muted: #b8b3d1;
    --danger: #ff6b89;
    --warning: #ffc857;
    --shadow: 0 24px 80px rgba(4, 2, 10, 0.45);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --transition: 220ms ease;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    position: relative;
    overflow-x: hidden;
    font-family: "Sora", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(143, 92, 255, 0.24), transparent 30%),
        radial-gradient(circle at bottom right, rgba(78, 228, 198, 0.1), transparent 24%),
        linear-gradient(145deg, #09070f 0%, #110f1c 48%, #07060d 100%);
}

button,
input,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
    border: 0;
}

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

.ambient {
    position: fixed;
    inset: auto;
    width: 30rem;
    height: 30rem;
    border-radius: 999px;
    filter: blur(80px);
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
    animation: float 12s ease-in-out infinite;
}

.ambient-one {
    top: -12rem;
    left: -8rem;
    background: rgba(143, 92, 255, 0.6);
}

.ambient-two {
    right: -10rem;
    bottom: -10rem;
    background: rgba(49, 80, 255, 0.35);
    animation-delay: -4s;
}

.app-shell {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 320px minmax(0, 1fr);
    gap: 24px;
    min-height: 100vh;
    padding: 24px;
}

.glass-card {
    background: linear-gradient(180deg, rgba(30, 27, 48, 0.88), rgba(14, 13, 24, 0.92));
    border: 1px solid var(--stroke);
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.brand-card,
.sidebar-footer,
.topbar,
.hero-card,
.stats-card,
.chat-panel,
.info-card,
.auth-card,
.modal-card {
    border-radius: var(--radius-xl);
}

.brand-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
}

.brand-card h1,
.topbar h2,
.hero-card h3,
.chat-empty-state h3,
.info-card h3,
.auth-card h2,
.modal-card h3,
.chat-header h3,
.stats-card strong {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
}

.brand-badge,
.status-chip,
.status-pill,
.count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.brand-badge {
    background: var(--primary-soft);
    color: var(--primary-strong);
}

.sidebar-section {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-height: 0;
    gap: 14px;
}

.section-header,
.status-cluster,
.chat-header,
.modal-actions,
.auth-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.ticket-list {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 12px;
    min-height: 220px;
    overflow-y: auto;
    padding-right: 6px;
}

.ticket-list::-webkit-scrollbar,
.message-list::-webkit-scrollbar {
    width: 10px;
}

.ticket-list::-webkit-scrollbar-thumb,
.message-list::-webkit-scrollbar-thumb {
    background: rgba(170, 144, 255, 0.16);
    border-radius: 999px;
}

.ticket-item {
    position: relative;
    overflow: hidden;
    padding: 16px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(166, 146, 233, 0.08);
    background: rgba(20, 18, 31, 0.8);
    text-align: left;
    transition: transform var(--transition), border-color var(--transition), background var(--transition);
}

.ticket-item::before {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.ticket-item:hover,
.ticket-item:focus-visible {
    transform: translateY(-2px);
    border-color: rgba(180, 154, 255, 0.24);
    background: rgba(29, 25, 45, 0.92);
}

.ticket-item:hover::before,
.ticket-item.active::before {
    opacity: 1;
}

.ticket-item.active {
    border-color: rgba(180, 154, 255, 0.42);
    background: linear-gradient(180deg, rgba(41, 31, 70, 0.95), rgba(22, 20, 35, 0.94));
}

.ticket-item h4,
.message-content strong,
.message-content p {
    margin: 0;
}

.ticket-item h4 {
    margin-bottom: 8px;
    font-size: 0.98rem;
}

.ticket-meta,
.message-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: 10px;
    color: var(--muted);
    font-size: 0.78rem;
}

.empty-list-card,
.chat-empty-state {
    display: grid;
    place-items: center;
    min-height: 180px;
    padding: 24px;
    border-radius: var(--radius-lg);
    border: 1px dashed rgba(180, 154, 255, 0.18);
    background: rgba(17, 15, 26, 0.75);
    text-align: center;
    color: var(--muted);
}

.sidebar-footer,
.topbar,
.hero-card,
.stats-card,
.chat-panel,
.info-card {
    padding: 22px;
}

.sidebar-footer {
    display: grid;
    gap: 14px;
}

.main-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 0;
}

.hero-grid,
.workspace-grid {
    display: grid;
    gap: 24px;
}

.hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(220px, 0.75fr) minmax(220px, 0.75fr);
}

.workspace-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.7fr);
    min-height: 0;
    flex: 1;
}

.hero-card {
    min-height: 170px;
}

.hero-card p,
.info-card p,
.auth-copy,
.modal-copy,
.chat-empty-state p,
.stats-card span {
    color: var(--muted);
    line-height: 1.7;
}

.stats-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 170px;
    background: linear-gradient(160deg, rgba(31, 28, 48, 0.9), rgba(14, 13, 24, 0.96));
}

.chat-panel {
    display: flex;
    flex-direction: column;
    min-height: 620px;
}

.chat-view {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-height: 0;
    gap: 18px;
}

.chat-header {
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(180, 154, 255, 0.12);
}

.chat-meta {
    display: grid;
    justify-items: end;
    gap: 10px;
    color: var(--muted);
    font-size: 0.85rem;
}

.message-list {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 14px;
    min-height: 320px;
    overflow-y: auto;
    padding-right: 6px;
}

.message-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px;
    border-radius: var(--radius-lg);
    background: rgba(16, 15, 26, 0.84);
    border: 1px solid rgba(180, 154, 255, 0.08);
    animation: fadeUp 260ms ease;
}

.message-card.admin {
    background: rgba(18, 25, 38, 0.82);
    border-color: rgba(78, 228, 198, 0.18);
}

.message-avatar {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(143, 92, 255, 0.85), rgba(100, 74, 255, 0.75));
    font-weight: 700;
}

.message-card.admin .message-avatar {
    background: linear-gradient(135deg, rgba(78, 228, 198, 0.78), rgba(64, 171, 223, 0.82));
}

.message-content {
    flex: 1;
}

.message-content p {
    margin-top: 8px;
    color: #e8e4fa;
    white-space: pre-wrap;
    line-height: 1.65;
}

.composer,
.auth-form,
.ticket-form,
.auth-card,
.modal-card,
.side-stack {
    display: grid;
    gap: 16px;
}

.composer textarea,
.auth-form input,
.ticket-form input,
.ticket-form textarea {
    width: 100%;
    padding: 15px 16px;
    border: 1px solid rgba(180, 154, 255, 0.14);
    border-radius: var(--radius-md);
    outline: none;
    background: rgba(10, 10, 16, 0.66);
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.composer textarea:focus,
.auth-form input:focus,
.ticket-form input:focus,
.ticket-form textarea:focus {
    border-color: rgba(180, 154, 255, 0.52);
    box-shadow: 0 0 0 4px rgba(143, 92, 255, 0.12);
    transform: translateY(-1px);
}

.composer textarea,
.ticket-form textarea {
    resize: vertical;
    min-height: 100px;
}

.primary-button,
.ghost-button,
.tab-button {
    border-radius: var(--radius-md);
    transition: transform var(--transition), background var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.primary-button {
    padding: 14px 18px;
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    color: #fff;
    font-weight: 700;
    box-shadow: 0 12px 30px rgba(143, 92, 255, 0.3);
}

.primary-button:hover,
.primary-button:focus-visible,
.ghost-button:hover,
.ghost-button:focus-visible,
.tab-button:hover,
.tab-button:focus-visible {
    transform: translateY(-2px);
}

.ghost-button {
    padding: 13px 18px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    border: 1px solid rgba(180, 154, 255, 0.16);
}

.ghost-button:hover,
.ghost-button:focus-visible {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(180, 154, 255, 0.26);
}

.primary-button:disabled,
.ghost-button:disabled {
    cursor: not-allowed;
    opacity: 0.45;
    transform: none;
    box-shadow: none;
}

.full-width {
    width: 100%;
}

.status-chip.offline,
.status-pill.closed {
    background: rgba(255, 107, 137, 0.12);
    color: #ff8ea7;
}

.status-chip.online,
.status-pill.open {
    background: rgba(78, 228, 198, 0.12);
    color: #88f3de;
}

.status-chip.pending {
    background: rgba(255, 200, 87, 0.12);
    color: #ffdc87;
}

.count-badge {
    min-width: 2rem;
    background: rgba(143, 92, 255, 0.14);
    color: var(--primary-strong);
}

.eyebrow,
.label {
    margin: 0 0 8px;
    color: #a59cc9;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.info-list {
    display: grid;
    gap: 12px;
    margin: 0;
    padding-left: 18px;
    color: var(--muted);
    line-height: 1.65;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.detail-item {
    padding: 14px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(180, 154, 255, 0.12);
    background: rgba(11, 10, 20, 0.55);
}

.detail-item strong {
    display: block;
    font-size: 0.95rem;
    line-height: 1.55;
    word-break: break-word;
}

.detail-item-wide {
    grid-column: 1 / -1;
}

.overlay {
    position: fixed;
    inset: 0;
    z-index: 5;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(7, 6, 12, 0.78);
    backdrop-filter: blur(12px);
}

.overlay.visible {
    display: flex;
    animation: fadeIn 180ms ease;
}

.auth-card {
    width: 100%;
    padding: 28px;
}

.modal-card {
    width: min(100%, 520px);
    padding: 28px;
}

.tab-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.tab-button {
    padding: 13px 16px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--muted);
    border: 1px solid transparent;
}

.tab-button.active {
    background: rgba(143, 92, 255, 0.16);
    color: var(--text);
    border-color: rgba(180, 154, 255, 0.28);
}

.auth-form label,
.ticket-form label {
    display: grid;
    gap: 10px;
}

.remember-row {
    display: flex;
    align-items: center;
}

.remember-label {
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: var(--muted);
    font-size: 0.92rem;
    user-select: none;
}

.remember-checkbox {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
    flex-shrink: 0;
}

.notice {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    line-height: 1.55;
    font-size: 0.92rem;
}

.notice.warning {
    background: rgba(255, 200, 87, 0.12);
    color: #ffde8d;
    border: 1px solid rgba(255, 200, 87, 0.2);
}

.notice.error {
    background: rgba(255, 107, 137, 0.12);
    color: #ffb0bf;
    border: 1px solid rgba(255, 107, 137, 0.18);
}

.notice.success {
    background: rgba(78, 228, 198, 0.1);
    color: #92f0e0;
    border: 1px solid rgba(78, 228, 198, 0.15);
}

.identifier-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 16px 18px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(180, 154, 255, 0.16);
}

.identifier-box span {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.hidden {
    display: none !important;
}

.hidden-accessibility-input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ── Auth full-page overlay ─────────────────────────────────── */

.auth-overlay {
    background:
        radial-gradient(circle at 20% 15%, rgba(143, 92, 255, 0.26), transparent 42%),
        radial-gradient(circle at 80% 85%, rgba(78, 228, 198, 0.10), transparent 36%),
        linear-gradient(145deg, #09070f 0%, #110f1c 48%, #07060d 100%);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    overflow-y: auto;
    align-items: flex-start;
    padding: 48px 24px 64px;
}

.auth-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    width: min(100%, 480px);
    margin: 0 auto;
}

.auth-logo-wrapper {
    display: flex;
    justify-content: center;
}

.auth-page-logo {
    width: min(100%, 300px);
    border-radius: var(--radius-xl);
    box-shadow:
        0 32px 80px rgba(110, 55, 230, 0.45),
        0 0 0 1px rgba(180, 154, 255, 0.16);
    transition: transform 380ms ease, box-shadow 380ms ease;
}

.auth-page-logo:hover {
    transform: translateY(-5px) scale(1.015);
    box-shadow:
        0 44px 100px rgba(120, 60, 240, 0.55),
        0 0 0 1px rgba(200, 174, 255, 0.24);
}

/* ── Server selection ────────────────────────────────────────── */

.server-selection {
    padding: 24px;
    border-radius: var(--radius-xl);
}

.server-selection-header {
    margin-bottom: 20px;
}

.server-selection-header h3 {
    margin: 4px 0 0;
    font-family: "Space Grotesk", sans-serif;
}

.server-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.server-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(180, 154, 255, 0.14);
    background: rgba(18, 16, 30, 0.82);
    text-align: left;
    color: var(--text);
    transition: transform var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
    cursor: pointer;
}

.server-card:hover,
.server-card:focus-visible {
    transform: translateY(-3px);
    border-color: rgba(180, 154, 255, 0.38);
    background: rgba(28, 24, 46, 0.94);
    box-shadow: 0 16px 40px rgba(100, 55, 220, 0.22);
}

.server-card.active {
    border-color: var(--primary);
    background: linear-gradient(160deg, rgba(40, 28, 72, 0.96), rgba(20, 18, 34, 0.94));
    box-shadow: 0 16px 50px rgba(143, 92, 255, 0.28);
}

.server-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    object-fit: cover;
    flex-shrink: 0;
    background: rgba(143, 92, 255, 0.12);
}

.server-card-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.server-name {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
}

.server-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.server-badge.available {
    background: rgba(78, 228, 198, 0.12);
    color: #88f3de;
}

.server-badge.available::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4ee4c6;
}

.server-badge.unavailable {
    background: rgba(255, 107, 137, 0.10);
    color: #ff8ea7;
}

/* ─────────────────────────────────────────────────────────────── */

@keyframes float {
    0%,
    100% {
        transform: translate3d(0, 0, 0);
    }
    50% {
        transform: translate3d(0, 30px, 0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1200px) {
    .hero-grid,
    .workspace-grid {
        grid-template-columns: 1fr;
    }

    .chat-panel {
        min-height: 560px;
    }
}

@media (max-width: 960px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        order: 2;
    }

    .main-panel {
        order: 1;
    }
}

@media (max-width: 640px) {
    .app-shell {
        gap: 18px;
        padding: 16px;
    }

    .brand-card,
    .sidebar-footer,
    .topbar,
    .hero-card,
    .stats-card,
    .chat-panel,
    .info-card,
    .auth-card,
    .modal-card {
        padding: 18px;
        border-radius: 22px;
    }

    .status-cluster,
    .auth-header,
    .modal-actions,
    .chat-header,
    .identifier-box {
        align-items: stretch;
        flex-direction: column;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .ticket-item,
    .message-card {
        padding: 14px;
    }

    .identifier-box span {
        font-size: 1rem;
        word-break: break-all;
    }

    .message-avatar {
        width: 38px;
        height: 38px;
        border-radius: 12px;
    }
}