:root {
    --bg: #f3efe6;
    --panel: rgba(255, 253, 248, 0.92);
    --ink: #202018;
    --muted: #6b665d;
    --accent: #0a7f63;
    --accent-strong: #085b48;
    --line: rgba(32, 32, 24, 0.08);
    --danger: #b2483b;
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top right, rgba(10, 127, 99, 0.16), transparent 24%),
        radial-gradient(circle at left bottom, rgba(176, 148, 90, 0.18), transparent 22%),
        var(--bg);
}

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

.shell {
    min-height: 100vh;
    padding: 20px;
}

.login-card,
.app-shell {
    max-width: 1280px;
    margin: 0 auto;
}

.login-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 28px;
    padding: 28px;
    box-shadow: var(--shadow);
}

.login-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
    margin-top: 24px;
}

.login-real {
    margin-top: 20px;
}

.login-divider {
    margin-top: 20px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--muted);
}

.demo-button,
.primary-button,
.ghost-button {
    border: 0;
    border-radius: 18px;
    padding: 14px 16px;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

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

.demo-button,
.primary-button {
    background: var(--accent);
    color: white;
}

.ghost-button {
    background: transparent;
    color: var(--accent-strong);
    border: 1px solid rgba(10, 127, 99, 0.18);
}

.app-shell {
    display: grid;
    grid-template-columns: 330px 1fr;
    gap: 18px;
}

.app-shell-wide {
    grid-template-columns: 340px minmax(0, 1fr);
}

.sidebar,
.content {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 28px;
    box-shadow: var(--shadow);
}

.sidebar {
    padding: 18px;
}

.content {
    display: grid;
    grid-template-rows: auto 1fr auto;
    min-height: calc(100vh - 40px);
}

.brand {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.eyebrow {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--muted);
}

.viewer-card,
.conversation-card,
.composer,
.detail-card {
    border: 1px solid var(--line);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.72);
}

.viewer-card,
.detail-card,
.composer {
    padding: 16px;
}

.conversation-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.conversation-card {
    padding: 14px;
    cursor: pointer;
}

.conversation-card.active {
    border-color: rgba(10, 127, 99, 0.45);
    background: rgba(10, 127, 99, 0.08);
}

.content-header {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 18px 8px;
    border-bottom: 1px solid var(--line);
}

.content-body {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 16px;
    padding: 16px 18px;
    min-height: 0;
}

.content-body-wide {
    grid-template-columns: minmax(0, 1fr) 360px;
}

.messages {
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow: auto;
    padding-right: 8px;
}

.message {
    padding: 14px 16px;
    border-radius: 22px;
    max-width: 85%;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.84);
}

.message.staff {
    align-self: flex-end;
    background: rgba(10, 127, 99, 0.12);
}

.message-meta,
.item-meta {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 12px;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(10, 127, 99, 0.12);
    color: var(--accent-strong);
    font-size: 12px;
}

.composer {
    margin: 0 18px 18px;
}

.composer textarea,
.detail-card textarea,
.field input,
.field select {
    width: 100%;
    padding: 12px 14px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.86);
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.stack {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.aside-scroll {
    max-height: calc(100vh - 210px);
    overflow: auto;
    padding-right: 4px;
}

.row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.muted {
    color: var(--muted);
}

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

.hidden {
    display: none;
}

.badge-warn {
    background: rgba(178, 72, 59, 0.12);
    color: var(--danger);
}

.file-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.file-link {
    color: var(--accent-strong);
    text-decoration: none;
}

.admin-panel {
    gap: 12px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.stat-box {
    border-radius: 18px;
    padding: 12px;
    background: rgba(10, 127, 99, 0.08);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-box strong {
    font-size: 20px;
}

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

.mini-item {
    padding: 10px 12px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.68);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.inline-actions {
    display: flex;
    gap: 10px;
}

.embedded-form {
    padding: 14px;
}

.composer-mode {
    max-width: 260px;
}

@media (max-width: 980px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .content {
        min-height: auto;
    }

    .content-body,
    .content-body-wide {
        grid-template-columns: 1fr;
    }

    .aside-scroll {
        max-height: none;
        overflow: visible;
    }

    .inline-actions {
        flex-direction: column;
    }
}