:root {
    --bg: #faf5ff;
    --card: #ffffff;
    --purple: #7c3aed;
    --purple-dark: #5b21b6;
    --purple-soft: #ede9fe;
    --pink: #ec4899;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --warn: #f59e0b;
    --danger: #ef4444;
    --success: #10b981;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(180deg, #faf5ff 0%, #f3e8ff 100%);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3 {
    font-family: 'Fredoka', sans-serif;
    margin: 0;
}

.hidden {
    display: none !important;
}

.chat-header {
    background: var(--card);
    border-bottom: 2px solid var(--purple-soft);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.chat-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-brand-icon {
    font-size: 28px;
}

.chat-title {
    font-size: 1.25rem;
    color: var(--purple-dark);
}

.chat-subtitle {
    margin: 0;
    font-size: 0.8rem;
    color: var(--muted);
}

.chat-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-badge {
    background: var(--purple-soft);
    color: var(--purple-dark);
    padding: 6px 12px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9rem;
}

.chat-main {
    flex: 1;
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
}

.gate-card {
    background: var(--card);
    border-radius: 24px;
    padding: 36px 24px;
    text-align: center;
    max-width: 480px;
    margin: 40px auto;
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.1);
}

.gate-emoji {
    font-size: 3rem;
    margin-bottom: 12px;
}

.gate-divider {
    margin: 20px 0;
    position: relative;
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
}

.chat-shell {
    background: var(--card);
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.1);
    display: flex;
    flex-direction: column;
    height: calc(100vh - 120px);
    min-height: 460px;
    overflow: hidden;
}

.safety-banner {
    background: #fef3c7;
    color: #92400e;
    padding: 10px 16px;
    font-size: 0.85rem;
    text-align: center;
    border-bottom: 1px solid #fde68a;
}

.frozen-banner {
    background: #ede9fe;
    color: var(--purple-dark);
    padding: 10px 16px;
    font-weight: 600;
    text-align: center;
}

.message-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.msg-row {
    display: flex;
    flex-direction: column;
    max-width: 78%;
    align-self: flex-start;
}

.msg-row.own {
    align-self: flex-end;
    align-items: flex-end;
}

.msg-meta {
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 4px;
    display: flex;
    gap: 6px;
    align-items: center;
}

.msg-bubble {
    background: #f3f4f6;
    color: var(--text);
    padding: 10px 14px;
    border-radius: 18px 18px 18px 4px;
    font-size: 1rem;
    line-height: 1.4;
    word-break: break-word;
}

.msg-row.own .msg-bubble {
    background: var(--purple);
    color: #ffffff;
    border-radius: 18px 18px 4px 18px;
}

.msg-sticker {
    font-size: 2rem;
    display: block;
    margin-top: 4px;
}

.chat-composer {
    border-top: 1px solid var(--border);
    padding: 12px 16px;
    background: #fafafa;
}

.sticker-tray {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.sticker-btn {
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 12px;
    padding: 6px 10px;
    font-size: 1.2rem;
    cursor: pointer;
    transition: transform 0.1s ease;
}

.sticker-btn:hover {
    transform: scale(1.1);
    background: var(--purple-soft);
}

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

.composer-row input {
    flex: 1;
    padding: 12px 14px;
    border: 2px solid var(--purple-soft);
    border-radius: 14px;
    font-size: 1rem;
    font-family: inherit;
}

.composer-error {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 6px;
    font-weight: 600;
}

button {
    font-family: inherit;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    padding: 10px 16px;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--purple);
    color: #fff;
}

.btn-secondary {
    background: var(--purple-soft);
    color: var(--purple-dark);
}

.btn-warning {
    background: var(--warn);
    color: #fff;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
    padding: 6px 10px;
    font-size: 0.8rem;
}

.btn-ghost {
    background: transparent;
    color: var(--muted);
}

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

.admin-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.admin-top-actions {
    display: flex;
    gap: 8px;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 16px;
}

.admin-card {
    background: var(--card);
    border-radius: 18px;
    padding: 18px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

.admin-card h3 {
    margin-bottom: 12px;
    color: var(--purple-dark);
}

.admin-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.admin-form label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.85rem;
    font-weight: 600;
}

.admin-form input,
.admin-form select {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-family: inherit;
    font-size: 0.95rem;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.invite-result {
    margin-top: 12px;
    padding: 10px;
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    border-radius: 10px;
    font-size: 0.85rem;
    word-break: break-all;
}

.admin-list,
.admin-log-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 360px;
    overflow-y: auto;
}

.admin-item {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.admin-item-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.admin-item-actions button {
    padding: 6px 10px;
    font-size: 0.8rem;
}

.card-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 12px;
}

.digest-controls {
    display: flex;
    gap: 8px;
}

.digest-controls input {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 10px;
}

.digest-preview {
    background: #f9fafb;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    font-size: 0.9rem;
    white-space: pre-wrap;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(17, 24, 39, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    z-index: 50;
}

.modal-card {
    background: var(--card);
    border-radius: 20px;
    padding: 24px;
    width: 100%;
    max-width: 380px;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 8px;
}