:root {
    --bg: #f5f6fa;
    --card: #ffffff;
    --text: #1a1d24;
    --muted: #6b7280;
    --primary: #2d8cff;
    --primary-hover: #1f76e0;
    --danger: #dc2626;
    --border: #e5e7eb;
    --tag-bg: #eef4ff;
    --tag-fg: #2d6ad0;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    background: var(--card);
    border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; letter-spacing: .3px; }
.user { display: flex; align-items: center; gap: 12px; color: var(--muted); }

.container {
    max-width: 880px;
    margin: 24px auto;
    padding: 0 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
}
.card.narrow { max-width: 560px; margin: 40px auto; }
h1 { margin-top: 0; font-size: 22px; }
h2 { margin-top: 0; font-size: 18px; }

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px 16px;
}
.grid > label, .grid > fieldset, .grid > button {
    grid-column: span 2;
}
@media (min-width: 640px) {
    .grid label[for="topic"], .grid > label:first-of-type { grid-column: 1 / -1; }
    .grid > label:nth-of-type(2) { grid-column: span 1; }
    .grid > label:nth-of-type(3) { grid-column: span 1; }
}
label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 14px;
}
input[type=text], input[type=number], input[type=datetime-local] {
    padding: 9px 11px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    background: #fff;
}
input:focus { outline: 2px solid var(--primary); outline-offset: -1px; }

fieldset.checks {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 14px 14px;
    margin: 0;
}
fieldset.checks legend { padding: 0 4px; color: var(--muted); font-size: 13px; }
.check { flex-direction: row; align-items: center; gap: 8px; font-size: 14px; }

button {
    cursor: pointer;
    font-family: inherit;
    font-size: 15px;
    border-radius: 8px;
    border: 1px solid transparent;
    padding: 10px 16px;
    background: #eef0f3;
}
button.primary {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}
button.primary:hover { background: var(--primary-hover); }
button.danger {
    background: transparent;
    color: var(--danger);
    border: 1px solid transparent;
    padding: 4px 8px;
    font-size: 13px;
}
button.danger:hover { text-decoration: underline; }
button.link {
    background: transparent;
    color: var(--primary);
    border: 0;
    padding: 0;
    font-size: 14px;
}
button.link:hover { text-decoration: underline; }
form.inline { display: inline; }

.muted { color: var(--muted); font-size: 13px; }
code { background: #f0f1f4; padding: 1px 6px; border-radius: 4px; font-size: 13px; }

.meetings { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.meeting {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    background: #fafbfc;
}
.meeting__head {
    display: flex;
    align-items: baseline;
    gap: 12px;
}
.meeting__head h3 {
    margin: 0;
    font-size: 16px;
    flex: 1;
    min-width: 0;
    overflow-wrap: anywhere;
}
.meeting__time {
    color: var(--muted);
    font-size: 13px;
    white-space: nowrap;
}
.meeting__delete {
    margin: 0;
    line-height: 1;
}
.meeting__delete button {
    background: transparent;
    border: 0;
    color: var(--muted);
    font-size: 20px;
    line-height: 1;
    padding: 0 4px;
    cursor: pointer;
    border-radius: 4px;
}
.meeting__delete button:hover {
    color: var(--danger);
    background: rgba(220, 38, 38, 0.08);
}
.meeting__body { margin-top: 8px; display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.meeting__flags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
    background: var(--tag-bg);
    color: var(--tag-fg);
    border-radius: 4px;
    padding: 1px 7px;
    font-size: 12px;
}
.rec { background: #eafbef; border-radius: 6px; padding: 6px 10px; font-size: 14px; }

.overlaps { padding-left: 18px; }
a.link, a { color: var(--primary); }

/* Header: ссылки между «встречи» и «пользователи» */
.user a.link { text-decoration: none; }
.user a.link:hover { text-decoration: underline; }

/* Admin: список пользователей */
.users { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.user-row {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    background: #fafbfc;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.user-row__head { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.user-row__invite { display: flex; gap: 8px; align-items: center; }
.invite-link {
    flex: 1;
    min-width: 0;
    padding: 6px 9px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: ui-monospace, "SF Mono", Menlo, monospace;
    font-size: 12px;
    background: #fff;
    color: var(--text);
}
.user-row__actions { display: flex; gap: 12px; }