/* =========================================
   متغيرات الألوان (حسب الهوية البصرية الرسمية)
   ========================================= */
:root {
    --primary-blue: #0F6E8C;    /* الأزرق الكحلي - الأساسي */
    --primary-green: #2E9A7B;   /* الأخضر - الثانوي */
    --accent-orange: #F5A623;   /* البرتقالي/الذهبي */
    --accent-purple: #7B4BA1;   /* البنفسجي */
    --accent-lightgreen: #A6D96A; /* الأخضر الفاتح */
    --text-dark: #4A4AAA;       /* الرمادي الداكن للنصوص */
    --bg-light: #f9f9f9;        /* الرمادي الفاتح للخلفيات */
    --white: #ffffff;           /* الأبيض */
}

/* =========================================
   الإعدادات العامة
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Tajawal', sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5vw;
}

/* =========================================
   الترويسة (Header)
   ========================================= */
.main-header {
    background-color: var(--white);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    padding-bottom: 15px;
}

.brand-logo {
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 24px;
    color: var(--primary-blue);
    font-weight: 800;
}

.logo-title span {
    color: var(--primary-green);
}

.logo-slogan {
    font-size: 13px;
    color: var(--primary-green);
    margin-top: 5px;
    font-weight: 500;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 35px;
}

.nav-list a {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 17px;
    transition: all 0.3s ease;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
}

.nav-list a:hover, .nav-list a.active {
    color: var(--primary-green);
    border-bottom: 2px solid var(--accent-orange);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-green);
    color: var(--white);
    box-shadow: 0 4px 10px rgba(46, 154, 123, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-blue);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--primary-blue);
    transition: 0.3s;
}

/* =========================================
   القسم الرئيسي (Hero)
   ========================================= */
.hero-section {
    background: linear-gradient(rgba(15, 110, 140, 0.85), rgba(46, 154, 123, 0.85)), 
                url('https://images.unsplash.com/photo-1552664730-d307ca884978?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-content h2 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.4;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* =========================================
   قسم الخدمات (Services)
   ========================================= */
.services-section {
    padding: 80px 0;
    background-color: var(--bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    color: var(--primary-blue);
    font-size: 32px;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-dark);
    font-size: 18px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    padding: 40px 25px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s ease;
    border-bottom: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-card .icon {
    font-size: 45px;
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--primary-blue);
    margin-bottom: 15px;
    font-size: 20px;
}

.service-card p {
    line-height: 1.6;
    font-size: 15px;
}

/* =========================================
   الإحصائيات (Stats)
   ========================================= */
.stats-section {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.stats-grid {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.stat-item .stat-number {
    display: block;
    font-size: 45px;
    font-weight: 800;
    color: var(--accent-orange);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 18px;
    font-weight: 500;
}

/* =========================================
   التذييل (Footer)
   ========================================= */
.main-footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 70px 0 20px;
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-title {
    color: var(--accent-lightgreen);
    font-size: 22px;
    margin-bottom: 25px;
}

.footer-widget p, .contact-info li {
    color: #e0e0e0;
    line-height: 1.8;
    font-size: 16px;
    list-style: none;
    margin-bottom: 15px;
}

.links-widget ul {
    list-style: none;
}

.links-widget ul li {
    margin-bottom: 12px;
}

.links-widget ul li a {
    color: #e0e0e0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.links-widget ul li a:hover {
    color: var(--accent-orange);
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #a0a0a0;
}

/* =========================================
   زر الصعود للأعلى
   ========================================= */
#scrollToTopBtn {
    display: none;
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 99;
    border: none;
    background-color: var(--primary-green);
    color: var(--white);
    cursor: pointer;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 24px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

#scrollToTopBtn:hover {
    background-color: var(--primary-blue);
    transform: translateY(-5px);
}

/* =========================================
   التجاوب مع الشاشات (Responsive)
   ========================================= */
@media (max-width: 992px) {
    .header-container { flex-wrap: wrap; }
    .mobile-menu-toggle { display: flex; }
    .main-nav {
        display: none;
        width: 100%;
        order: 3;
        margin-top: 20px;
    }
    .main-nav.active { display: block; }
    .nav-list {
        flex-direction: column;
        text-align: center;
        background-color: var(--bg-light);
        padding: 20px;
        border-radius: 10px;
    }
    .header-action { display: none; }
    .hero-content h2 { font-size: 36px; }
    .hero-buttons { flex-direction: column; }
}
/* =========================================
   تنسيقات الصفحات الداخلية 
   ========================================= */
.page-banner {
    background: linear-gradient(rgba(15, 110, 140, 0.9), rgba(46, 154, 123, 0.9)), 
                url('https://images.unsplash.com/photo-1552664730-d307ca884978?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
    height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    margin-bottom: 50px;
}
.banner-content h2 { font-size: 36px; margin-bottom: 15px; color: var(--accent-orange); }
.banner-content p { font-size: 18px; color: #e0e0e0; }

/* صفحة عن المركز */
.about-us-section { padding-bottom: 80px; }
.about-text { text-align: center; margin-bottom: 50px; max-width: 800px; margin-left: auto; margin-right: auto; }
.about-text h3 { color: var(--primary-blue); font-size: 32px; margin-bottom: 20px; }
.about-text p { color: var(--text-dark); font-size: 18px; line-height: 1.8; }
.vision-mission-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.vm-card { background-color: var(--white); padding: 40px 30px; border-radius: 15px; text-align: center; border-top: 4px solid var(--accent-orange); box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
.vm-card .icon { font-size: 50px; margin-bottom: 20px; }
.vm-card h4 { color: var(--primary-blue); font-size: 24px; margin-bottom: 15px; }

/* صفحة الخبراء */
.experts-section { padding-bottom: 80px; }
.experts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; }
.expert-card { background-color: var(--white); border-radius: 20px; overflow: hidden; box-shadow: 0 8px 20px rgba(0,0,0,0.05); }
.expert-img { width: 100%; height: 280px; overflow: hidden; }
.expert-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.expert-card:hover .expert-img img { transform: scale(1.05); }
.expert-info { padding: 25px; text-align: center; border-bottom: 4px solid var(--primary-green); }
.expert-info h3 { color: var(--primary-blue); font-size: 20px; margin-bottom: 5px; }
.expert-info h4 { color: var(--accent-orange); font-size: 15px; margin-bottom: 15px; }

/* صفحة تواصل معنا */
.contact-section { padding-bottom: 80px; }
.contact-container { display: grid; grid-template-columns: 1fr 1fr; gap: 0; background-color: var(--white); border-radius: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); overflow: hidden; }
.contact-form-box { padding: 50px; }
.contact-form-box h3 { color: var(--primary-blue); font-size: 28px; margin-bottom: 25px; }
.contact-form .input-group { margin-bottom: 20px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 15px; border: 1px solid #e0e0e0; border-radius: 10px; font-size: 15px; font-family: 'Tajawal', sans-serif; }
.contact-info-box { padding: 50px; background-color: var(--primary-blue); color: var(--white); }
.contact-info-box h3 { color: var(--accent-orange); font-size: 28px; margin-bottom: 15px; }
.contact-info-box > p { color: #e0e0e0; margin-bottom: 40px; line-height: 1.8; }
.info-item { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 30px; }
.info-item .icon { font-size: 24px; background-color: rgba(255, 255, 255, 0.1); padding: 15px; border-radius: 50%; }
.info-item h4 { font-size: 18px; color: var(--accent-orange); margin-bottom: 5px; }

@media (max-width: 768px) {
    .contact-container { grid-template-columns: 1fr; }
    .contact-form-box, .contact-info-box { padding: 30px 20px; }
}