:root {
    --bg: #f6f8fb;
    --panel: #ffffff;
    --text: #152033;
    --muted: #6f7b8c;
    --line: #e6ebf2;
    --primary: #1f6f5b;
    --primary-soft: #e8f5f0;
    --danger: #b42318;
    --danger-soft: #fff0ee;
    --warning: #a15c07;
    --warning-soft: #fff6e6;
    --shadow: 0 18px 50px rgba(21, 32, 51, .07);
    --radius: 22px;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Cairo", "Segoe UI", Tahoma, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}
a { color: inherit; text-decoration: none; }
.sidebar {
    position: fixed;
    top: 18px;
    right: 18px;
    bottom: 18px;
    width: 270px;
    background: #0f1b2e;
    color: white;
    border-radius: 28px;
    padding: 24px;
    box-shadow: var(--shadow);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 16px;
    background: linear-gradient(135deg, #39b386, #1f6f5b);
    display: inline-block;
}
.brand strong { display: block; font-size: 18px; }
.brand small { color: rgba(255,255,255,.62); }
.sidebar nav { display: grid; gap: 8px; margin-top: 38px; }
.nav-link {
    padding: 13px 15px;
    border-radius: 15px;
    color: rgba(255,255,255,.82);
    transition: .15s ease;
}
.nav-link:hover { background: rgba(255,255,255,.08); color: white; }
.nav-link.muted { color: rgba(255,255,255,.48); margin-top: 18px; }
.main { margin-right: 306px; padding: 22px 24px 50px; }
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 22px;
}
.topbar h1 { margin: 0 0 6px; font-size: 30px; letter-spacing: -1px; }
.topbar p { margin: 0; color: var(--muted); }
.user-pill {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 11px 18px;
    color: var(--muted);
}
.panel, .stat-card, .login-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.panel { padding: 22px; margin-bottom: 22px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.panel-head h2 { margin: 0; font-size: 19px; }
.panel-head a { color: var(--primary); font-weight: 700; }
.stats-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(130px, 1fr));
    gap: 14px;
    margin-bottom: 22px;
}
.stat-card { padding: 20px; }
.stat-card span { display: block; color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.stat-card strong { font-size: 30px; }
.stat-card.warning { background: var(--warning-soft); border-color: #ffdf9c; }
.stat-card.danger { background: var(--danger-soft); border-color: #ffd0ca; }
.stat-card.muted-card { background: #f9fafb; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.list { display: grid; gap: 10px; }
.list-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fbfcfe;
}
.list-row strong { display: block; margin-bottom: 4px; }
.list-row small { color: var(--muted); }
.list-row span { color: var(--muted); font-size: 13px; }
.form-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.form-stack { display: grid; gap: 12px; }
.form-grid textarea { grid-column: span 2; min-height: 45px; }
input, select, textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 13px 14px;
    background: #fff;
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    outline: none;
}
textarea { min-height: 110px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: rgba(31,111,91,.55); box-shadow: 0 0 0 4px rgba(31,111,91,.08); }
.btn {
    border: 0;
    border-radius: 14px;
    padding: 12px 18px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 800;
    background: #edf1f5;
    color: var(--text);
}
.btn.primary { background: var(--primary); color: #fff; }
.btn.danger-btn { background: var(--danger); color: #fff; }
.btn.small { padding: 8px 12px; font-size: 13px; }
.filters { display: grid; grid-template-columns: 1fr 220px auto; gap: 12px; margin-bottom: 16px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th { text-align: right; color: var(--muted); font-size: 13px; font-weight: 700; padding: 13px; border-bottom: 1px solid var(--line); }
td { padding: 15px 13px; border-bottom: 1px solid var(--line); color: #243044; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: #fbfcfe; }
.badge {
    display: inline-flex;
    padding: 7px 10px;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: 12px;
    font-weight: 800;
}
.client-layout { display: grid; grid-template-columns: 1fr 1.2fr; gap: 22px; align-items: start; }
.client-name { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.client-name h2 { margin: 0; font-size: 26px; }
.info-list { display: grid; gap: 12px; margin: 0; }
.info-list div { display: flex; justify-content: space-between; gap: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.info-list dt { color: var(--muted); }
.info-list dd { margin: 0; font-weight: 800; }
.note-box { margin-top: 16px; padding: 14px; border-radius: 16px; background: #fbfcfe; color: var(--muted); }
.inline-form { display: grid; grid-template-columns: 1fr auto; gap: 12px; margin-top: 18px; }
.divider { height: 1px; background: var(--line); margin: 22px 0; }
.timeline { display: grid; gap: 16px; }
.timeline.small { gap: 10px; }
.timeline-item { display: grid; grid-template-columns: 16px 1fr; gap: 14px; }
.timeline-item > span {
    width: 12px;
    height: 12px;
    border-radius: 999px;
    background: var(--primary);
    margin-top: 8px;
}
.timeline-item > div { padding: 0 0 16px; border-bottom: 1px solid var(--line); }
.timeline-item strong { display: block; margin-bottom: 7px; }
.timeline-item p { margin: 0 0 7px; color: #344052; line-height: 1.8; }
.timeline-item small, .timeline-item em { display: block; color: var(--muted); font-size: 12px; margin-top: 4px; }
.empty { padding: 24px; color: var(--muted); text-align: center; }
.flash-wrap { margin-bottom: 16px; }
.flash { padding: 13px 16px; border-radius: 15px; margin-bottom: 10px; background: #edf1f5; }
.flash.success { background: var(--primary-soft); color: var(--primary); }
.flash.error { background: var(--danger-soft); color: var(--danger); }
.login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: radial-gradient(circle at top right, rgba(31,111,91,.16), transparent 35%), var(--bg);
}
.login-card { width: min(430px, calc(100vw - 32px)); padding: 32px; }
.login-brand { margin-bottom: 26px; color: var(--text); }
.login-brand small { color: var(--muted); }
.login-card h1 { margin: 0 0 8px; }
.login-card p { color: var(--muted); line-height: 1.8; margin-bottom: 22px; }
label { color: var(--muted); font-size: 13px; }

@media (max-width: 1100px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .grid-2, .client-layout { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .form-grid textarea { grid-column: span 1; }
}
@media (max-width: 760px) {
    .sidebar { position: static; width: auto; margin: 14px; }
    .main { margin: 0; padding: 14px; }
    .filters { grid-template-columns: 1fr; }
    .topbar { align-items: flex-start; gap: 12px; flex-direction: column; }
}

.form-note {
    grid-column: span 2;
    color: var(--muted);
    line-height: 1.8;
    padding: 0 4px;
}
.period-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 18px;
}
.tab {
    background: var(--panel);
    border: 1px solid var(--line);
    padding: 11px 18px;
    border-radius: 999px;
    color: var(--muted);
    font-weight: 800;
}
.tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
.performance-stats {
    grid-template-columns: repeat(5, minmax(140px, 1fr));
}
.stat-text {
    font-size: 20px !important;
    line-height: 1.5;
}
.chart-panel small {
    color: var(--muted);
}
.chart-canvas {
    width: 100%;
    min-height: 260px;
    display: block;
}
.sentiment-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 12px;
}
.sentiment-row {
    background: #fbfcfe;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 13px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.sentiment-row span {
    color: var(--muted);
}
.sentiment-row strong {
    font-size: 22px;
}
.badge.sentiment-إيجابي {
    background: var(--primary-soft);
    color: var(--primary);
}
.badge.sentiment-سلبي {
    background: var(--danger-soft);
    color: var(--danger);
}
.badge.sentiment-محايد {
    background: #eef2f6;
    color: #536071;
}

@media (max-width: 1100px) {
    .performance-stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
    .period-tabs { flex-wrap: wrap; }
    .sentiment-summary { grid-template-columns: 1fr; }
    .form-note { grid-column: span 1; }
}