:root {
    --primary-blue: #0b1d33;
    --nav-blue: #081526;
    --accent-gold: #c5a059;
    --bg-light: #fdfbfa;
    --text-dark: #333333;
}

body {
    font-family: 'Cairo', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    overflow-x: hidden;
}

/* --- Hero Section --- */
.hero-section {
    background-color: var(--primary-blue);
    color: #ffffff;
    padding: 40px 0 0 0;
    position: relative;
   
    background-image: linear-gradient(to left, rgba(11, 29, 51, 0.95), rgba(11, 29, 51, 0.8)), radial-gradient(circle at right, rgba(197, 160, 89, 0.1) 0%, transparent 60%);
}

.hero-title {
    font-family: 'Amiri', serif;
    font-size: 2.8rem;
    color: var(--accent-gold);
    font-weight: 700;
    margin-bottom: 15px;
}

.hero-subtitle {
    font-size: 1.1rem;
    font-weight: 300;
    opacity: 0.9;
    margin-bottom: 30px;
}

.btn-gold {
    background-color: var(--accent-gold);
    color: var(--primary-blue);
    font-weight: 600;
    border: 2px solid var(--accent-gold);
    padding: 10px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-gold:hover {
    background-color: transparent;
    color: var(--accent-gold);
}

.btn-outline-white {
    background-color: transparent;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.4);
    padding: 10px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-outline-white:hover {
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.hero-img {
    max-height: 320px;
    object-fit: cover;
    display: block;
    margin-top: auto;
}

/* --- Navbar --- */
.custom-nav {
    background-color: var(--nav-blue);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 0;
}

.custom-nav .nav-link {
    color: #ffffff !important;
    font-size: 0.95rem;
    padding: 0 12px !important;
    position: relative;
}

.custom-nav .nav-link:not(:last-child)::after {
    content: "|";
    position: absolute;
    left: -3px;
    color: rgba(255, 255, 255, 0.3);
}

.custom-nav .nav-link:hover {
    color: var(--accent-gold) !important;
}

/* --- Features Grid --- */
.feature-box {
    text-align: center;
    padding: 20px;
    transition: transform 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--accent-gold);
    margin-bottom: 15px;
}

.feature-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.feature-sub {
    font-size: 0.85rem;
    color: #6c757d;
}

/* --- Section Titles --- */
.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 10px;
    margin-bottom: 25px;
}

/* --- Lessons Cards --- */
.lesson-card {
    background: #ffffff;
    border: 1px solid #eaeaea;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    text-align: center;
    margin-bottom: 20px;
}

.video-thumbnail {
    position: relative;
    background-color: #333;
}

.video-thumbnail img {
    width: 100%;
    height: auto;
    opacity: 0.85;
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #ffffff;
    font-size: 2.5rem;
    opacity: 0.9;
    transition: all 0.3s ease;
}

.lesson-card:hover .play-btn {
    color: var(--accent-gold);
    scale: 1.1;
}

.lesson-body {
    padding: 15px;
}

.lesson-card-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.btn-card {
    background-color: #fff6e5;
    color: #8a6d3b;
    border: 1px solid #edd6a4;
    font-size: 0.85rem;
    padding: 5px 15px;
    border-radius: 5px;
}

.btn-card:hover {
    background-color: var(--accent-gold);
    color: #fff;
}

/* --- Research Sidebar --- */
.research-sidebar {
    background: #ffffff;
    border: 1px solid #eaeaea;
    border-radius: 8px;
    padding: 20px;
}

.research-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed #e5e5e5;
}

.research-item:last-child {
    border-bottom: none;
}

.research-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pdf-icon {
    color: #dc3545;
    font-size: 1.5rem;
}

.research-text h5 {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0;
}

.research-text span {
    font-size: 0.75rem;
    color: #999;
}

.btn-read {
    background-color: #fff6e5;
    color: #8a6d3b;
    border: 1px solid #edd6a4;
    font-size: 0.8rem;
    padding: 3px 10px;
    border-radius: 4px;
    white-space: nowrap;
}

.btn-read:hover {
    background-color: var(--accent-gold);
    color: #fff;
}
 
.custom-nav {
    background-color: var(--nav-blue);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 0;
}
 
.custom-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.custom-nav ul li {
    display: inline-block;
    position: relative;
}

.custom-nav ul li a {
    color: #ffffff !important;
    font-size: 0.95rem;
    padding: 0 12px !important;
    text-decoration: none;
    display: block;
    transition: all 0.3s ease;
}

 
.custom-nav ul li:not(:last-child)::after {
    content: "|";
    position: absolute;
    left: -3px;
    top: 0;
    color: rgba(255, 255, 255, 0.3);
}

.custom-nav ul li a:hover {
    color: var(--accent-gold) !important;
}



 

/*  cv page styles */
.nav-pills .nav-link {
    color: var(--primary-blue) !important;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-pills .nav-link.active {
    background-color: var(--primary-blue) !important;
    color: var(--accent-gold) !important;
}

.nav-pills .nav-link:hover:not(.active) {
    background-color: #f8f9fa;
    color: var(--accent-gold) !important;
}

.cv-text-box p {
    font-size: 1.05rem;
    color: #444;
    position: relative;
    padding-right: 20px;
}

/* إضافة نقطة جمالية ذهبية قبل كل سطر برمجياً */
.cv-text-box p::before {
    content: "•";
    color: var(--accent-gold);
    font-size: 1.5rem;
    position: absolute;
    right: 0;
    top: -2px;
}