:root {
    --bg: #f3f7ff;
    --bg-accent: radial-gradient(circle at top left, rgba(92, 133, 255, 0.18), transparent 30%), linear-gradient(180deg, #f7fbff 0%, #eff4ff 100%);
    --sidebar: #0f172f;
    --sidebar-soft: rgba(255, 255, 255, 0.08);
    --card: rgba(255, 255, 255, 0.92);
    --text: #10203a;
    --muted: #62718f;
    --border: rgba(121, 139, 177, 0.18);
    --blue: #4672ff;
    --violet: #6a5cff;
    --green: #0f9f73;
    --amber: #e79c20;
    --red: #d95d64;
    --gray: #7a879d;
    --shadow: 0 20px 45px rgba(18, 36, 76, 0.09);
    --radius: 24px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Plus Jakarta Sans", sans-serif;
    color: var(--text);
    background: var(--bg-accent);
}

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

.prosperia-shell {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    padding: 28px 22px;
    background: linear-gradient(180deg, #0b1430 0%, #121d44 100%);
    color: #f6f8ff;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-mark {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: linear-gradient(135deg, #7b90ff, #6b5cff);
    font-weight: 800;
}

.sidebar-brand span {
    display: block;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.9rem;
}

.sidebar-nav {
    display: grid;
    gap: 8px;
}

.sidebar-nav a {
    padding: 13px 16px;
    border-radius: 16px;
    color: rgba(255, 255, 255, 0.78);
    transition: 0.2s ease;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: var(--sidebar-soft);
    color: white;
}

.sidebar-footer {
    margin-top: auto;
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.main-panel {
    padding: 30px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    gap: 16px;
}

.topbar h1,
.login-card h1 {
    margin: 0 0 8px;
    font-size: clamp(2rem, 2vw, 2.8rem);
}

.topbar p,
.muted,
.login-card p {
    margin: 0;
    color: var(--muted);
}

.topbar-actions,
.form-actions,
.queue-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.inline-form {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.stat-grid,
.grid.two-col,
.card-grid {
    display: grid;
    gap: 20px;
    margin-bottom: 22px;
}

.stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-grid.compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.two-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-card,
.panel,
.persona-card,
.login-card,
.queue-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}

.stat-card {
    padding: 24px;
}

.stat-card span {
    display: block;
    color: var(--muted);
    margin-bottom: 14px;
}

.stat-card strong {
    font-size: 2rem;
}

.panel,
.persona-card,
.queue-card {
    padding: 24px;
}

.panel-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.panel-heading h2,
.persona-card h3,
.queue-card h2 {
    margin: 0;
    font-size: 1.1rem;
}

.premium-table {
    width: 100%;
    border-collapse: collapse;
}

.premium-table th,
.premium-table td {
    text-align: left;
    padding: 16px 10px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.premium-table th {
    font-size: 0.82rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.premium-table tr:last-child td {
    border-bottom: 0;
}

.table-wrap {
    overflow-x: auto;
}

.metric-list,
.details-list,
.thread-list,
.queue-list {
    display: grid;
    gap: 14px;
}

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

.metric-list li,
.details-list div {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}

.metric-list li:last-child,
.details-list div:last-child {
    border-bottom: 0;
}

.details-list span,
.eyebrow {
    color: var(--muted);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    border-radius: 14px;
    padding: 11px 18px;
    cursor: pointer;
    font: inherit;
}

.button-primary {
    background: linear-gradient(135deg, var(--blue), var(--violet));
    color: white;
}

.button-secondary {
    background: #eef3ff;
    color: var(--text);
}

.button-ghost {
    background: transparent;
    color: var(--muted);
    border: 1px solid var(--border);
}

.button-full {
    width: 100%;
}

.mt-16 {
    margin-top: 16px;
}

.chip,
.badge,
.score-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
}

.chip {
    background: #edf1ff;
    color: var(--blue);
}

.chip-glow {
    background: rgba(70, 114, 255, 0.12);
    color: var(--blue);
}

.badge-amber { background: rgba(231, 156, 32, 0.12); color: var(--amber); }
.badge-blue { background: rgba(70, 114, 255, 0.12); color: var(--blue); }
.badge-indigo { background: rgba(79, 99, 202, 0.12); color: #4f63ca; }
.badge-violet { background: rgba(106, 92, 255, 0.12); color: var(--violet); }
.badge-green { background: rgba(15, 159, 115, 0.12); color: var(--green); }
.badge-red { background: rgba(217, 93, 100, 0.12); color: var(--red); }
.badge-gray { background: rgba(122, 135, 157, 0.12); color: var(--gray); }

.score-pill {
    background: linear-gradient(135deg, rgba(70, 114, 255, 0.12), rgba(106, 92, 255, 0.12));
    color: var(--blue);
    font-weight: 700;
}

.form-grid,
.filter-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.filter-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    align-items: end;
}

.field-full {
    grid-column: 1 / -1;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 600;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid rgba(107, 123, 162, 0.2);
    border-radius: 16px;
    padding: 12px 14px;
    font: inherit;
    background: white;
    color: var(--text);
}

textarea {
    resize: vertical;
}

small,
.field-error {
    display: block;
    margin-top: 8px;
}

.field-error {
    color: var(--red);
}

.messages-stack {
    display: grid;
    gap: 12px;
    margin-bottom: 20px;
}

.flash {
    padding: 15px 18px;
    border-radius: 16px;
    background: white;
    box-shadow: var(--shadow);
}

.flash.success { border-left: 4px solid var(--green); }
.flash.error { border-left: 4px solid var(--red); }
.flash.info { border-left: 4px solid var(--blue); }

.activity-chart {
    display: grid;
    gap: 12px;
}

.activity-row {
    display: grid;
    grid-template-columns: 70px 1fr 40px;
    align-items: center;
    gap: 12px;
}

.bar-track {
    height: 10px;
    border-radius: 999px;
    background: #edf2ff;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--blue), var(--violet));
}

.queue-head,
.queue-body {
    display: grid;
    gap: 12px;
}

.queue-head {
    grid-template-columns: 1fr auto;
    align-items: start;
    margin-bottom: 18px;
}

.inbox-layout {
    display: grid;
    grid-template-columns: 0.95fr 1.35fr 1fr;
    gap: 20px;
}

.inbox-column {
    min-height: 72vh;
}

.thread-item {
    display: grid;
    gap: 4px;
    padding: 16px;
    border-radius: 18px;
    border: 1px solid transparent;
}

.thread-item.active,
.thread-item:hover {
    background: #f3f7ff;
    border-color: rgba(70, 114, 255, 0.15);
}

.conversation-stream,
.ai-stack {
    display: grid;
    gap: 14px;
}

.message-bubble {
    padding: 16px;
    border-radius: 18px;
    max-width: 95%;
}

.message-bubble.inbound {
    background: #eef4ff;
}

.message-bubble.outbound {
    background: #f6f2ff;
    margin-left: auto;
}

.draft-form,
.draft-preview {
    display: grid;
    gap: 10px;
}

.stacked {
    justify-content: flex-start;
}

.empty-state {
    padding: 26px;
    border-radius: 20px;
    background: rgba(70, 114, 255, 0.06);
    color: var(--muted);
    text-align: center;
}

.login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background: var(--bg-accent);
}

.user-chip {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--border);
}

.user-chip img,
.user-chip span {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--blue), var(--violet));
    color: white;
    font-weight: 700;
    object-fit: cover;
}

.user-chip.large img,
.user-chip.large span {
    width: 52px;
    height: 52px;
}

.user-chip small {
    color: var(--muted);
}

.team-list {
    display: grid;
    gap: 14px;
}

.team-card {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 20px;
}

.team-meta {
    display: grid;
    gap: 8px;
    justify-items: end;
    color: var(--muted);
}

.login-card {
    width: min(480px, 100%);
    padding: 34px;
}

@media (max-width: 1200px) {
    .stat-grid,
    .grid.two-col,
    .card-grid,
    .inbox-layout,
    .filter-grid {
        grid-template-columns: 1fr;
    }
}

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

    .sidebar {
        position: static;
        height: auto;
    }

    .main-panel {
        padding: 20px;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }

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