:root {
    --primary: #3b82f6;
    --primary-dark: #60a5fa;
    --success: #4ade80;
    --danger: #f87171;
    --muted: #9ca3af;
    --bg: #0f172a;
    --card-bg: #1e293b;
    --input-bg: #111827;
    --border: #334155;
    --text: #e5e7eb;
    --radius: 10px;
    --success-bg: #14532d;
    --error-bg: #450a0a;
    --error-text: #fca5a5;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Tahoma', 'Segoe UI', Arial, sans-serif;
}

.topbar {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.topbar h1 { font-size: 18px; margin: 0; }

.container {
    max-width: 1000px;
    margin: 24px auto;
    padding: 0 16px 60px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 20px;
}

.card h2 { margin-top: 0; font-size: 17px; }
.card h3 { margin-top: 0; font-size: 15px; color: var(--muted); }

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

.muted { color: var(--muted); font-size: 13px; word-break: break-all; }

.stats-row { display: flex; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 24px;
    flex: 1;
    min-width: 140px;
    text-align: center;
}

.stat-number { display: block; font-size: 28px; font-weight: bold; color: var(--primary); }
.stat-label { display: block; font-size: 13px; color: var(--muted); margin-top: 4px; }

.form-grid { display: grid; gap: 14px; max-width: 560px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 13px; color: var(--muted); }

input[type="text"], input[type="url"], input[type="password"], select, textarea {
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    width: 100%;
    background: var(--input-bg);
    color: var(--text);
    font-family: inherit;
}

textarea {
    resize: vertical;
    min-height: 80px;
    font-family: monospace;
    font-size: 13px;
}

.field-help {
    font-size: 12px;
    color: var(--muted);
    margin: 2px 0 0;
}

.input-with-prefix {
    display: flex;
    align-items: center;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    background: var(--input-bg);
}
.input-with-prefix span {
    padding: 10px 10px;
    background: var(--bg);
    color: var(--muted);
    font-size: 13px;
    white-space: nowrap;
    border-right: 1px solid var(--border);
}
.input-with-prefix input {
    border: none;
    flex: 1;
}
.input-with-prefix input:focus { outline: none; }

.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
    text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--bg); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-small { padding: 6px 10px; font-size: 12px; }

.topbar-actions { display: flex; align-items: center; gap: 10px; }

.inline-form { display: inline; }

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

table { width: 100%; border-collapse: collapse; margin-top: 12px; }
th, td { padding: 10px 8px; border-bottom: 1px solid var(--border); text-align: left; font-size: 13px; }
th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }

.truncate { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mono { font-family: monospace; }

.badge { padding: 3px 10px; border-radius: 999px; font-size: 12px; }
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-muted { background: var(--bg); color: var(--muted); }

.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.alert-success { background: var(--success-bg); color: var(--success); }
.alert-error { background: var(--error-bg); color: var(--error-text); }

.empty-state { color: var(--muted); font-size: 14px; padding: 20px 0; text-align: center; }

.search-form { display: flex; gap: 8px; }
.search-form input { width: 180px; }

/* ===== صفحة تسجيل الدخول ===== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0f172a, #1e3a8a);
}
.login-box {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 32px 28px;
    width: 100%;
    max-width: 360px;
    box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.login-box h1 { font-size: 18px; text-align: center; margin-bottom: 20px; }
.login-box form { display: flex; flex-direction: column; gap: 10px; }
.login-box label { font-size: 13px; color: var(--muted); }
.login-box button { margin-top: 10px; }

/* ===== الرسم البياني للنقرات ===== */
.bar-chart {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 140px;
    border-bottom: 1px solid var(--border);
    padding-top: 10px;
    overflow-x: auto;
}
.bar-col {
    flex: 1;
    min-width: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
}
.bar {
    width: 100%;
    background: var(--primary);
    border-radius: 3px 3px 0 0;
    min-height: 2px;
    transition: height .2s;
}
.bar-label {
    font-size: 9px;
    color: var(--muted);
    margin-top: 4px;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    height: 30px;
}

@media (max-width: 640px) {
    .stats-row { flex-direction: column; }
    .card-header-row { flex-direction: column; align-items: flex-start; }
}