:root {
    /* ألوان علم دولة الإمارات العربية المتحدة */
    --uae-red: #FF0000;
    --uae-green: #00843D;
    --uae-white: #FFFFFF;
    --uae-black: #000000;

    /* توزيع الألوان على خلفية بيضاء (PWA Mobile First) */
    --bg-dark: #f8fafc;
    --card-bg: #ffffff;
    --primary-blue: var(--uae-green); 
    --text-main: #1e293b;
    --text-dim: #64748b;
    --danger: var(--uae-red);
    --success: var(--uae-green);
    
    --gradient-primary: linear-gradient(90deg, #00843D, #00a34c);
    --safe-area-inset-bottom: env(safe-area-inset-bottom);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    height: -webkit-fill-available;
}

body {
    -webkit-font-smoothing: antialiased;
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    padding-bottom: calc(75px + var(--safe-area-inset-bottom));
    min-height: 100vh;
    min-height: -webkit-fill-available;
    user-select: none;
}

.container {
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header Section */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-top: 10px;
}

header h1 {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--uae-black);
}

header h1 span {
    color: var(--uae-green);
}

/* Mobile Optimized Cards */
.data-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 18px;
    margin-bottom: 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
    border: 1px solid #edf2f7;
    border-right: 5px solid var(--uae-red);
    transition: transform 0.1s ease;
    animation: fadeIn 0.4s ease-out;
}

.data-card:active {
    transform: scale(0.97);
    background-color: #fdfdfd;
}

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

.label { 
    color: var(--text-dim); 
    font-size: 0.8rem; 
    display: flex; 
    align-items: center; 
    gap: 6px;
}

.label i { color: var(--uae-green); width: 16px; text-align: center; }

.value { 
    font-weight: 600; 
    font-size: 0.9rem; 
    color: var(--uae-black);
}

.status-badge {
    padding: 4px 12px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
}

.active-status { 
    background: rgba(0, 132, 61, 0.1); 
    color: var(--uae-green); 
}

/* Buttons */
.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    border-radius: 14px;
    cursor: pointer;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.2s;
    width: 100%;
}

.btn:active {
    transform: scale(0.95);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 20px rgba(0, 132, 61, 0.25);
}

.btn-action { 
    padding: 8px 16px; 
    font-size: 0.8rem; 
    width: auto;
    border-radius: 10px;
}

.edit { background: #f1f5f9; color: var(--uae-green); }
.delete { background: rgba(255, 0, 0, 0.05); color: var(--uae-red); }

/* PWA Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    justify-content: space-around;
    padding: 12px 10px calc(12px + var(--safe-area-inset-bottom));
    border-top: 1px solid #edf2f7;
    z-index: 2000;
}

.nav-item {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.65rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: 0.2s;
    flex: 1;
}

.nav-item i {
    font-size: 1.4rem;
}

.nav-item.active {
    color: var(--uae-green);
}

/* Forms & Inputs */
.form-group { margin-bottom: 20px; }

.input-group { position: relative; }

.input-group i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dim);
    font-size: 1.1rem;
}

.input-control {
    width: 100%;
    padding: 16px 16px 16px 48px;
    background: #ffffff;
    border: 1.5px solid #e2e8f0;
    border-radius: 14px;
    color: var(--uae-black);
    font-size: 1rem;
    outline: none;
    transition: 0.3s;
}

.input-control:focus {
    border-color: var(--uae-green);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(0, 132, 61, 0.05);
}

/* Profile Section */
.profile-avatar {
    width: 90px;
    height: 90px;
    background: #fff;
    border: 3px solid var(--uae-green);
    border-radius: 50%;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    color: var(--uae-green);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.settings-item {
    background: var(--card-bg);
    padding: 16px;
    border-radius: 16px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 15px;
    border: 1px solid #edf2f7;
}

.settings-item i { color: var(--uae-green); font-size: 1.2rem; width: 24px; text-align: center; }

/* Notification UI */
.notif-card {
    display: flex;
    gap: 15px;
    padding: 16px;
    background: var(--card-bg);
    border-radius: 16px;
    margin-bottom: 12px;
    border: 1px solid #edf2f7;
}

.notif-card.unread {
    border-left: 4px solid var(--uae-green);
    background: linear-gradient(90deg, rgba(0, 132, 61, 0.03) 0%, #fff 100%);
}

/* Tracking & Status */
.pulse-circle {
    width: 80px;
    height: 80px;
    background: rgba(0, 132, 61, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 132, 61, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(0, 132, 61, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 132, 61, 0); }
}

/* Invoice Styles */
.invoice-box {
    background: #fff;
    border-radius: 24px;
    padding: 30px 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.05);
    border: 1px solid #edf2f7;
}

.total-row {
    color: var(--uae-green);
    font-size: 1.3rem;
    font-weight: 800;
    border-top: 2px dashed #edf2f7;
    margin-top: 20px;
    padding-top: 20px;
}

/* Chat UI */
.message {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.sent {
    background: var(--uae-green);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.received {
    background: #f1f5f9;
    color: var(--uae-black);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}
/* إذا كنت تستخدم كلاس معين للمودل، وليكن modal-content */
.modal-body, .modal-content {
    /* إضافة مساحة تساوي طول الـ nav + مساحة الأمان */
    padding-bottom: calc(90px + var(--safe-area-inset-bottom)) !important;
}

/* رفع الـ Modal ليكون فوق كل شيء */
.modal-overlay, .modal {
    z-index: 3000 !important; /* أعلى من الـ nav بـ 1000 درجة */
}
/* Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive Grid for Tablets */
@media (min-width: 768px) {
    .data-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
        gap: 20px;
    }
}