/* --- Global Styles & Variables --- */
:root {
    --bg-color: #0b0f19;       /* Deep Space Blue */
    --second-bg: #161e2d;      /* Slate Blue */
    --text-color: #f8fafc;
    --main-color: #38bdf8;     /* Cyan Cloud */
    --accent-color: #818cf8;   /* Soft Purple */
    --gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
}

/* --- Header / Navbar --- */
header {
    position: fixed;
    width: 100%;
    background: rgba(11, 15, 25, 0.85);
    backdrop-filter: blur(10px); /* تأثير الزجاج */
    padding: 15px 10%;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo span { color: var(--main-color); }

nav ul { display: flex; list-style: none; }

nav ul li { margin-left: 25px; }

nav ul li a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 14px;
    font-weight: 500;
    transition: 0.3s;
}

nav ul li a:hover { color: var(--main-color); }

/* --- Hero Section (The "Bariz" look) --- */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at center, #1e293b 0%, #0b0f19 100%);
    padding: 0 10%;
}

.profile-img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 3px solid var(--main-color);
    padding: 5px;
    object-fit: cover;
    margin-bottom: 20px;
    animation: float 3s ease-in-out infinite; /* حركة عائمة */
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero h1 {
    font-size: clamp(40px, 8vw, 70px); /* حجم خط كبير وبارز */
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 15px;
}

.hero .highlight {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 18px;
    color: #94a3b8;
    max-width: 600px;
}

.social-links {
    .social-links {
    margin: 25px 0;
    display: flex;
    gap: 20px;
    align-items: center;
    justify-content: center; /* هذا السطر هو السر في التوسيط */
    width: 100%;
}
}

.social-links a {
    color: var(--text-color);
    font-size: 22px;
    transition: 0.3s;
}

.social-links a:hover {
    color: var(--main-color);
    transform: scale(1.2);
}

.resume-link {
    font-size: 14px !important;
    background: rgba(56, 189, 248, 0.1);
    padding: 8px 18px;
    border-radius: 30px;
    border: 1px solid var(--main-color);
    text-decoration: none;
}

/* --- Skills Grid (Compact & Visual) --- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); /* مرونة عالية بجانب بعضهم */
    gap: 15px;
    margin-top: 30px;
}

.skill-box {
    background: var(--second-bg);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: 0.3s;
}

.skill-box i {
    font-size: 28px;
    margin-bottom: 8px;
    display: block;
}

.skill-box span {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.skill-box:hover {
    background: #1e293b;
    border-color: var(--main-color);
    transform: translateY(-5px);
}

/* --- Section Titles --- */
section { padding: 80px 10%; }

.section-title {
    font-size: 32px;
    margin-bottom: 40px;
    text-align: center;
}

/* --- Projects & Timeline (Clean-up) --- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.project-card {
    background: var(--second-bg);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.3s;
}

.project-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border-color: var(--accent-color);
}

.timeline-content {
    background: var(--second-bg);
    padding: 20px;
    border-radius: 12px;}

    .hero .btn {
    display: inline-block;
    margin-top: 30px;
    color: var(--main-color); /* اللون اللبني الواضح */
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--main-color);
    padding: 10px 25px;
    border-radius: 30px;
    transition: 0.3s;
}

.hero .btn:hover {
    background: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 20px rgba(56, 189, 248, 0.4);

}

/* --- Contact Section Styles --- */
.contact {
    background-color: var(--second-bg);
    text-align: center;
    padding: 100px 10% !important;
}

.contact-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.contact-msg {
    color: #94a3b8;
    margin-bottom: 40px;
    font-size: 18px;
}

.contact-details {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.contact-item i {
    font-size: 24px;
    color: var(--main-color);
}

.contact-item a, .contact-item span {
    color: var(--text-color);
    text-decoration: none;
    font-size: 14px;
    transition: 0.3s;
}

.contact-item a:hover {
    color: var(--main-color);
}

/* --- Improved Footer --- */
footer {
    padding: 40px 10%;
    background: var(--bg-color);
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content p {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 10px;
}

.footer-bottom {
    font-size: 12px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- About Section Fix --- */
.about-container {
    text-align: center; /* توسيط الكلام */
    max-width: 800px;
    margin: 0 auto;
}

.about-description {
    font-size: 18px;
    line-height: 1.8;
    color: #cbd5e1;
    margin-bottom: 30px;
}

.core-expertise h3 {
    color: var(--main-color);
    margin-bottom: 10px;
    font-size: 22px;
}

/* --- Services Cards Fix (بجانب بعضهم) --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* يخليهم بجانب بعض */
    gap: 25px;
    margin-top: 40px;
}

.service-card {
    background: var(--second-bg);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center; /* توسيط محتوى الكارت */
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.4s;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--main-color);
    box-shadow: 0 10px 30px rgba(56, 189, 248, 0.1);
}

.service-card i {
    font-size: 45px;
    color: var(--main-color);
    margin-bottom: 20px;
    display: block; /* لضمان إن الأيقونة في سطر لوحدها وتتوسط */
}

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

.service-card p {
    font-size: 15px;
    color: #94a3b8;
    line-height: 1.6;
}