@font-face { font-family: 'Casa'; src: url('../fonts/Casa.ttf') format('truetype'); font-display: swap; }
@font-face { font-family: 'Casa'; src: url('../fonts/CasaB.ttf') format('truetype'); font-weight: bold; font-display: swap; }

:root {
    --bg-main: #0B1121; --bg-glass: rgba(30, 41, 59, 0.4); --bg-nav: rgba(11, 17, 33, 0.95);
    --primary: #3B82F6; --primary-hover: #2563EB;
    --text-main: #F8FAFC; --text-muted: #94A3B8;
    --border-glass: rgba(255, 255, 255, 0.1); --input-bg: rgba(15, 23, 42, 0.6);
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    
    --c-grn: #10B981; --bg-grn: rgba(16, 185, 129, 0.15);
    --c-wrn: #F59E0B; --bg-wrn: rgba(245, 158, 11, 0.15);
    --c-red: #EF4444; --bg-red: rgba(239, 68, 68, 0.15);
}
[data-theme="light"] {
    --bg-main: #F0F4F8; --bg-glass: rgba(255, 255, 255, 0.6); --bg-nav: rgba(255, 255, 255, 0.95);
    --text-main: #0F172A; --text-muted: #475569;
    --border-glass: rgba(255, 255, 255, 1); --input-bg: rgba(255, 255, 255, 0.8);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background: var(--bg-main); color: var(--text-main); direction: rtl;
    font-family: 'DM Sans', 'Casa', sans-serif;
    font-variant-numeric: tabular-nums; /* أرقام أجنبية 123 للكل */
    min-height: 100vh;
}
[dir="ltr"] body { direction: ltr; }

/* ── الهندسة البصرية والمحاذاة ── */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
nav { height: 75px; background: var(--bg-nav); border-bottom: 1px solid var(--border-glass); display: flex; }
.nav-wrapper { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.logo { font-size: 1.5rem; font-weight: bold; color: var(--primary); text-decoration: none; font-family: 'DM Sans', sans-serif; }
.nav-controls { display: flex; gap: 12px; }

.icon-btn, .lang-switch {
    width: 44px; height: 44px; border-radius: 50%; background: var(--bg-glass); border: 1px solid var(--border-glass);
    color: var(--text-main); cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: 0.3s; font-family: 'DM Sans', sans-serif; font-weight: bold; font-size: 1rem;
}
.icon-btn:hover, .lang-switch:hover, .btn:hover { background: var(--primary); border-color: var(--primary); color: #fff;}

.dashboard-wrapper { display: flex; flex-direction: column; gap: 24px; padding-top: 30px; padding-bottom: 50px; }
@media (min-width: 992px) {
    .dashboard-wrapper { flex-direction: row; }
    .sidebar { width: 340px; flex-shrink: 0; }
    .main-area { flex: 1; min-width: 0; }
}

.glass-card { background: var(--bg-glass); backdrop-filter: blur(20px); border: 1px solid var(--border-glass); border-radius: 20px; padding: 24px; box-shadow: var(--shadow-glass); }
.sec-header { font-size: 1.15rem; font-weight: bold; display: flex; gap: 10px; align-items: center; border-bottom: 1px solid var(--border-glass); padding-bottom: 15px; margin-bottom: 20px; }
.sec-header i { color: var(--primary); }
.mb-0 { margin-bottom: 0; border-bottom: none; padding-bottom: 0;}

/* ── الحقول والأزرار ── */
.form-group { margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
label { font-size: 0.9rem; font-weight: bold; color: var(--text-muted); }
.input-grid { display: flex; gap: 12px; }

.form-control {
    width: 100%; height: 48px; border-radius: 12px; border: 1px solid var(--border-glass);
    background: var(--input-bg); color: var(--text-main); padding: 0 16px;
    font-family: inherit; font-size: 1rem; outline: none; transition: 0.3s;
}
.form-control:focus { border-color: var(--primary); }
[data-theme="dark"] input[type="date"] { color-scheme: dark; }
.unit-select { flex-basis: 90px; flex-shrink: 0;}

.btn-row { display: flex; gap: 12px; margin-top: 24px; }
.btn { height: 48px; border-radius: 12px; border: 1px solid var(--border-glass); font-weight: bold; font-family: inherit; font-size: 1rem; display: flex; justify-content: center; align-items: center; gap: 8px; cursor: pointer; transition: 0.3s; background: transparent; color: var(--text-main);}
#btnShare { flex: 1; }
.btn-danger { background: var(--bg-red); border-color: var(--c-red); color: var(--c-red); width: 60px; }

/* ── التبويبات والمؤشرات ── */
.tabs-container { display: flex; gap: 12px; padding: 12px; margin-bottom: 24px;}
.tab-btn { flex: 1; height: 48px; border-radius: 12px; background: transparent; border: none; color: var(--text-muted); font-weight: bold; font-family: inherit; font-size: 1.05rem; display: flex; gap: 8px; align-items: center; justify-content: center; cursor: pointer; transition: 0.3s; }
.tab-btn.active { background: var(--primary-glass); color: var(--primary); border: 1px solid var(--border-primary); }
.tab-content { display: none; animation: fade 0.4s; }
.tab-content.active { display: block; }
@keyframes fade { from {opacity:0; transform:translateY(5px)} to {opacity:1;} }

.status-box { padding: 18px 24px; border-radius: 16px; display: flex; gap: 16px; align-items: center; background: var(--input-bg); border: 1px solid var(--border-glass); margin-bottom: 24px; transition: 0.3s; }
#stIcon { font-size: 2rem; }
.status-box h3 { font-size: 1.15rem; margin-bottom: 4px; }
.status-box p { font-size: 0.9rem; margin: 0; opacity: 0.8; }

.metrics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }
.metric { padding: 24px; border-radius: 16px; display: flex; flex-direction: column; justify-content: space-between; }
.primary-card { background: var(--primary); color: white; border: none; }
.primary-card .m-lbl { color: rgba(255,255,255,0.8); }
.m-lbl { font-size: 0.9rem; font-weight: bold; color: var(--text-muted); margin-bottom: 12px; }
.m-val-row { display: flex; align-items: baseline; gap: 6px; }
.m-val { font-size: 2rem; font-weight: bold; font-family: 'DM Sans', sans-serif;}
.text-sm { font-size: 1.4rem; }
.m-unit { font-size: 0.9rem; font-weight: normal; opacity: 0.8; }

.chart-wrapper { display: flex; flex-direction: column; gap: 30px; align-items: center; }
@media (min-width: 768px){ .chart-wrapper { flex-direction: row; } }
.chart-canvas { flex: 1; height: 220px; width: 100%; min-width: 200px; }
.chart-details { flex: 1; width: 100%; display: flex; flex-direction: column; gap: 18px; }
.d-row { display: flex; justify-content: space-between; border-bottom: 1px solid var(--border-glass); padding-bottom: 10px; font-size: 1rem; }
.d-row strong { font-family: 'DM Sans', sans-serif; font-size: 1.1rem;}

.result-box { height: 60px; background: var(--bg-main); border: 1px dashed var(--border-glass); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-weight: bold; font-family: 'DM Sans', sans-serif; font-size: 1.1rem; color: var(--primary); }