/* ============= متغيرات الألوان (مع إضافات للتوهج التفاعلي) ============= */
:root {
    --primary-dark: #0A0A1A;
    --primary-light: #F5F5F5;
    --accent-blue: #00FFFF;
    --accent-gold: #FFD700;
    --accent-purple: #9D00FF;
    --glow-color: rgba(0, 255, 255, 0.7);
    --border-color: rgba(0, 255, 255, 0.25);
    --card-bg: rgba(15, 22, 41, 0.6);
    /* --- جديد: متغيرات لمؤشر الفأرة المتوهج --- */
    --cursor-glow-color: rgba(0, 255, 255, 0.3); 
}

/* ============= حركات الأنيميشن المتقدمة ============= */
@keyframes flicker {
    0%, 100% { opacity: 1; text-shadow: 0 0 8px var(--glow-color); }
    50% { opacity: 0.85; text-shadow: 0 0 12px var(--glow-color); }
}

/* --- جديد: أنيميشن دخول أكثر تعقيدًا --- */
@keyframes hud-enter {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.98);
        clip-path: polygon(0 100%, 100% 100%, 100% 100%, 0% 100%);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 var(--glow-color); }
    70% { transform: scale(1); box-shadow: 0 0 10px 15px rgba(0, 255, 255, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 255, 0); }
}

/* ============= إعدادات الصفحة العامة (مع تأثيرات تفاعلية) ============= */
body {
    font-family: 'Tajawal', sans-serif;
    background-color: var(--primary-dark);
    color: var(--primary-light);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    cursor: crosshair;
    /* --- جديد: خلفية شبكية (Grid) لإحساس الـ VR --- */
    background-image: 
        /* طبقة التوهج التي ستتبع الفأرة (يتم التحكم بها عبر JS) */
        radial-gradient(
            circle at var(--mouse-x) var(--mouse-y),
            var(--cursor-glow-color) 0%,
            transparent 20%
        ),
        /* طبقة خطوط المسح */
        repeating-linear-gradient(
            0deg,
            transparent, transparent 2px,
            rgba(0, 255, 255, 0.03) 2px, rgba(0, 255, 255, 0.03) 3px
        ),
        /* طبقة الشبكة */
        repeating-linear-gradient(
            90deg,
            rgba(0, 255, 255, 0.02), rgba(0, 255, 255, 0.02) 1px,
            transparent 1px, transparent 50px
        ),
        repeating-linear-gradient(
            0deg,
            rgba(0, 255, 255, 0.02), rgba(0, 255, 255, 0.02) 1px,
            transparent 1px, transparent 50px
        );
}

/* ============= شريط التنقل العلوي (يبقى كما هو، فهو ممتاز) ============= */
/* ... (الكود من الإصدار السابق يبقى كما هو هنا) ... */
.main-nav { padding: 1rem 0; position: fixed; top: 0; width: 100%; z-index: 1000; background: rgba(10, 10, 26, 0.8); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-color); transition: background 0.3s ease; }
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: bold; font-size: 1.8rem; background: linear-gradient(45deg, var(--accent-blue), var(--accent-purple)); -webkit-background-clip: text; background-clip: text; color: transparent; text-decoration: none; }
.nav-links { display: flex; gap: 1.5rem; }
.nav-link { color: var(--primary-light); text-decoration: none; transition: all 0.3s ease; position: relative; padding: 0.5rem 0; font-size: 1.1rem; }
.nav-link:hover, .nav-link.active { color: var(--accent-blue); transform: translateY(-2px); text-shadow: 0 0 10px var(--glow-color); }
.nav-link::after { content: ''; position: absolute; width: 0; height: 3px; bottom: 0; right: 0; background: var(--accent-blue); border-radius: 5px; box-shadow: 0 0 10px var(--glow-color); transition: width 0.3s ease-in-out; }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-toggler { display: none; cursor: pointer; }
.nav-toggler div { width: 25px; height: 3px; background-color: var(--primary-light); margin: 5px 0; border-radius: 5px; transition: all 0.4s ease; }
@media screen and (max-width: 992px) { .nav-links { position: absolute; right: 0; top: 100%; width: 100%; background: rgba(10, 10, 26, 0.95); backdrop-filter: blur(15px); flex-direction: column; align-items: center; gap: 0; clip-path: polygon(0 0, 100% 0, 100% 0, 0 0); transition: clip-path 0.5s ease-in-out; } .nav-links.nav-active { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); } .nav-link { width: 100%; text-align: center; padding: 1.5rem 0; border-bottom: 1px solid var(--border-color); } .nav-link:hover, .nav-link.active { background: rgba(0, 255, 255, 0.1); } .nav-link::after { display: none; } .nav-toggler { display: block; } }
.toggle .line1 { transform: rotate(-45deg) translate(-5px, 6px); }
.toggle .line2 { opacity: 0; }
.toggle .line3 { transform: rotate(45deg) translate(-5px, -6px); }


/* ============= المنطقة الرئيسية وعناوين الأقسام ============= */
#workbench { min-height: 50vh; padding: 2rem 0; margin-top: 80px; }
.section-title { color: var(--accent-blue); position: relative; padding-bottom: 1rem; margin-bottom: 3rem; text-align: center; font-size: 2.2rem; text-shadow: 0 0 15px var(--glow-color); animation: flicker 5s infinite ease-in-out; }
.section-title::after { content: ''; position: absolute; bottom: -5px; left: 50%; transform: translateX(-50%); width: 80px; height: 3px; background: linear-gradient(90deg, transparent, var(--accent-blue), transparent); box-shadow: 0 0 10px var(--glow-color); }
.section-title::before { content: "[ " attr(data-title) " ]"; font-family: monospace; font-size: 1rem; color: var(--accent-blue); opacity: 0.6; display: block; margin-bottom: 0.5rem; }


/* =================================================================== */
/* --- النمط الأساسي للبطاقات (Card) مع تأثيرات أكثر عمقًا --- */
/* =================================================================== */
.project-card, .service-card, .skill-item, .personal-info, .timeline-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    position: relative;
    padding: 1.5rem;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    margin-bottom: 2rem;
    
    /* --- جديد: استخدام أنيميشن الدخول المتقدم --- */
    opacity: 0; /* يبدأ شفافًا */
    animation: hud-enter 0.8s forwards;
    animation-delay: var(--animation-delay, 0s); /* تأخير يمكن تخصيصه لكل عنصر عبر JS */

    clip-path: polygon(
        0 20px, 20px 0, calc(100% - 20px) 0, 100% 20px, 
        100% calc(100% - 20px), calc(100% - 20px) 100%, 20px 100%, 0 calc(100% - 20px)
    );
}

.project-card:hover, .service-card:hover, .skill-item:hover, .personal-info:hover, .timeline-content:hover {
    transform: translateY(-12px) perspective(1200px) rotateX(4deg) scale(1.02); /* زيادة التأثير */
    border-color: var(--accent-blue);
    background: rgba(20, 30, 55, 0.8);
    box-shadow: 0 20px 40px rgba(0, 255, 255, 0.2);
}

/* أقواس الزوايا (Corner Brackets) تبقى كما هي */
.project-card::before, .project-card::after, .service-card::before, .service-card::after, .skill-item::before, .skill-item::after, .personal-info::before, .personal-info::after, .timeline-content::before, .timeline-content::after { content: ''; position: absolute; width: 25px; height: 25px; border-color: var(--accent-blue); border-style: solid; transition: all 0.4s ease; opacity: 0.7; }
.project-card::before, .service-card::before, .skill-item::before, .personal-info::before, .timeline-content::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.project-card::after, .service-card::after, .skill-item::after, .personal-info::after, .timeline-content::after { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }
.project-card:hover::before, .service-card:hover::before, .skill-item:hover::before, .personal-info:hover::before, .timeline-content:hover::before, .project-card:hover::after, .service-card:hover::after, .skill-item:hover::after, .personal-info:hover::after, .timeline-content:hover::after { width: 40px; height: 40px; opacity: 1; }

/* ... (بقية الأنماط الخاصة بكل بطاقة تبقى كما هي) ... */
.project-card { overflow: hidden; }
.project-img { width: 100%; height: 200px; object-fit: cover; filter: saturate(1.1) contrast(1.1); opacity: 0.8; transition: opacity 0.3s ease, transform 0.4s ease; }
.project-card:hover .project-img { opacity: 1; transform: scale(1.05); }
.project-info { padding: 1.5rem; position: relative; z-index: 2; background: none; }
.project-tech { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0; }
.project-tech span { background: rgba(0, 255, 255, 0.1); padding: 0.3rem 0.8rem; border-radius: 20px; font-size: 0.8rem; }
.project-links { display: flex; gap: 1rem; margin-top: 1rem; }
.service-card { text-align: center; }
.service-icon { font-size: 2.5rem; color: var(--accent-blue); margin-bottom: 1rem; text-shadow: 0 0 15px var(--glow-color); }
.skill-item { text-align: center; }
.skill-icon { font-size: 2rem; color: var(--accent-blue); margin-bottom: 1rem; }
.progress { height: 8px; background: rgba(255, 255, 255, 0.1); border-radius: 4px; overflow: hidden; margin-top: 1rem; }
.progress-bar { height: 100%; background: var(--accent-blue); border-radius: 4px; transition: width 1s ease; box-shadow: 0 0 8px var(--glow-color); }
.personal-info { max-width: 700px; margin: 0 auto; }
.info-item { display: flex; justify-content: space-between; padding: 1rem 0; border-bottom: 1px solid var(--border-color); }
.info-label { font-weight: bold; color: var(--accent-blue); }
.info-value { color: var(--primary-light); }
.detailed-bio-list { list-style: none; margin: 0; padding: 0; }
.detailed-bio-list li { background: rgba(255, 255, 255, 0.03); border-radius: 8px; padding: 1.25rem; margin-bottom: 1rem; display: flex; align-items: center; border-left: 3px solid transparent; transition: all 0.3s ease; }
.detailed-bio-list li:hover { transform: translateX(10px); background: rgba(0, 255, 255, 0.05); border-left-color: var(--accent-blue); }
.detailed-bio-list li i { color: var(--accent-blue); font-size: 1.5rem; margin-left: 1rem; }
.detailed-bio-list li span { color: var(--primary-light); opacity: 0.9; font-size: 1.1rem; }


/* =================================================================== */
/* --- الأزرار (Buttons) وشريط التحكم السفلي (Dock) --- */
/* =================================================================== */
/* ... (الكود من الإصدار السابق يبقى كما هو هنا) ... */
.btn-primary, .btn-outline-accent { padding: 0.7rem 1.8rem; border: 2px solid var(--accent-blue); background: transparent; color: var(--accent-blue); text-decoration: none; font-weight: bold; position: relative; overflow: hidden; transition: all 0.3s ease; z-index: 1; font-size: 1rem; display: inline-flex; align-items: center; gap: 0.5rem; }
.btn-primary::before, .btn-outline-accent::before { content: ''; position: absolute; top: 0; right: 0; width: 0; height: 100%; background: var(--accent-blue); transition: width 0.4s ease-in-out; z-index: -1; }
.btn-primary:hover, .btn-outline-accent:hover { color: var(--primary-dark); box-shadow: 0 0 20px var(--glow-color); transform: translateY(-3px); }
.btn-primary:hover::before, .btn-outline-accent:hover::before { width: 100%; right: auto; left: 0; }
.btn-primary { background: var(--accent-blue); color: var(--primary-dark); }
.btn-primary:hover { background: transparent; color: var(--accent-blue); }
.btn-primary:hover::before { width: 0; }
#element-selector { position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%); display: flex; gap: 1.5rem; background: rgba(10, 10, 26, 0.7); padding: 1rem 2rem; border-radius: 15px; backdrop-filter: blur(10px); border: 1px solid var(--border-color); box-shadow: 0 0 25px rgba(0,0,0,0.4); }
.element-icon { font-size: 1.5rem; color: var(--primary-light); cursor: pointer; transition: all 0.3s ease; padding: 0.5rem; }
.element-icon:hover { color: var(--accent-blue); transform: scale(1.2) translateY(-5px); text-shadow: 0 0 15px var(--glow-color); }
#particles-js { position: fixed; width: 100%; height: 100%; top: 0; left: 0; z-index: -2; }

/* =================================================================== */
/* --- الجدول الزمني (Timeline) والصورة الشخصية --- */
/* =================================================================== */
/* ... (الكود من الإصدار السابق يبقى كما هو هنا) ... */
.timeline-wrapper { position: relative; max-width: 900px; margin: 0 auto; }
.timeline-wrapper::before { content: ''; position: absolute; top: 15px; left: 50%; transform: translateX(-50%); width: 3px; height: calc(100% - 15px); background: var(--accent-blue); box-shadow: 0 0 10px var(--glow-color); z-index: 1; }
.timeline-item { position: relative; margin-bottom: 50px; width: 100%; overflow: auto; }
.timeline-icon { position: absolute; left: 50%; transform: translateX(-50%); width: 40px; height: 40px; background-color: var(--accent-blue); color: var(--primary-dark); border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 18px; border: 3px solid var(--primary-dark); z-index: 10; }
.timeline-content { width: calc(50% - 40px); }
.timeline-item:nth-child(odd) .timeline-content { float: right; text-align: right; }
.timeline-item:nth-child(even) .timeline-content { float: left; text-align: right; }
.timeline-content .time { display: inline-block; padding: 4px 12px; background: rgba(0, 255, 255, 0.1); border-radius: 20px; font-size: 0.8rem; font-weight: 600; color: var(--primary-light); margin-bottom: 10px; }
.timeline-content .title { font-size: 1.4rem; font-weight: bold; color: var(--accent-gold); margin: 5px 0; }
.timeline-content .institution { font-size: 1.1rem; color: var(--accent-purple); font-weight: 500; margin-bottom: 15px; }
.timeline-content .description { font-size: 1rem; line-height: 1.7; color: var(--primary-light); opacity: 0.85; }
.profile-image-wrapper { position: relative; max-width: 280px; margin: 0 auto; }
.profile-image-container { position: relative; clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%); transition: transform 0.4s ease; }
.profile-image-container:hover { transform: scale(1.05) rotate(5deg); }
.profile-image { width: 100%; height: auto; display: block; }
.experience-badge { position: absolute; bottom: 0px; right: 0px; transform: rotate(0); z-index: 10; }
.circle-effect { position: absolute; top: -5px; left: -5px; width: calc(100% + 10px); height: calc(100% + 10px); clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%); border: 2px solid var(--accent-blue); animation: pulse 6s infinite; pointer-events: none; opacity: 0.5; }


/* =================================================================== */
/* --- التصميم المتجاوب (Responsive) --- */
/* =================================================================== */
/* ... (الكود من الإصدار السابق يبقى كما هو هنا) ... */
@media (max-width: 768px) {
    #element-selector { gap: 1rem; padding: 0.8rem 1.5rem; }
    .element-icon { font-size: 1.2rem; }
    .info-item { flex-direction: column; gap: 0.5rem; }
    .project-links { flex-direction: column; }
    .section-title { font-size: 1.8rem; }
    .timeline-wrapper::before { left: auto; right: 15px; transform: none; }
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content { width: calc(100% - 60px); float: none; text-align: right; margin-right: 45px; margin-left: auto; }
    .timeline-icon { left: auto; right: 15px; transform: translateX(50%); }
}



/* --- أضف هذا إلى نهاية ملف style.css --- */

/* تأثير التشويش الرقمي (Glitch) */
.glitch-text {
    position: relative;
}

.glitch-text::before,
.glitch-text::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-dark);
    overflow: hidden;
    clip-path: inset(50% 50% 50% 50%); /* يبدأ مخفيًا */
}

.glitch-text::before {
    left: 2px;
    text-shadow: -1px 0 var(--accent-purple);
    animation: glitch-anim 2.5s infinite linear alternate-reverse;
}

.glitch-text::after {
    left: -2px;
    text-shadow: 1px 0 var(--accent-gold);
    animation: glitch-anim 2s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip-path: inset(34% 0 60% 0); }
    10% { clip-path: inset(6% 0 88% 0); }
    20% { clip-path: inset(80% 0 3% 0); }
    30% { clip-path: inset(54% 0 23% 0); }
    40% { clip-path: inset(13% 0 65% 0); }
    50% { clip-path: inset(45% 0 45% 0); }
    60% { clip-path: inset(70% 0 12% 0); }
    70% { clip-path: inset(92% 0 5% 0); }
    80% { clip-path: inset(28% 0 70% 0); }
    90% { clip-path: inset(62% 0 32% 0); }
    100% { clip-path: inset(42% 0 52% 0); }
}