/* === Global Variables === */
:root {
    /* Light Theme - Clean Futuristic Contrast */
    --bg-primary: #e6e9f0;
    --bg-gradient: linear-gradient(135deg, #e6e9f0 0%, #ffffff 50%, #d4e0eb 100%);
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(0, 102, 204, 0.3);
    --text-primary: #0a0a0a; /* High contrast black */
    --text-secondary: #2c3e50; /* High contrast dark gray */
    --accent-primary: #0066cc; /* Deep Blue */
    --accent-secondary: #cc0052; /* Deep Magenta */
    --accent-tertiary: #5c00e6;
    --accent-glow: rgba(0, 102, 204, 0.4);
    --card-shadow: 0 10px 40px 0 rgba(0, 102, 204, 0.15);
    --sidebar-width: 280px;
    --navbar-height: 80px;
}

.en p,
.ar p {
    text-align: justify;
    line-height: 2.0;
    margin-bottom: 16px;
}

.en,
.ar {
    line-height: 1.8;
    margin-bottom: 16px;
}

li {
    margin-bottom: 18px;
}

ul li {
    position: relative;
    padding-left: 22px;
}

ul {
    list-style: none;
    padding-left: 0;
}

ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.7em;
    width: 8px;
    height: 8px;
    background-color: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-glow);
    animation: pulse-dot 2s ease-in-out infinite;
}

[lang="ar"] ul li {
    padding-left: 0;
    padding-right: 22px;
}

[lang="ar"] ul li::before {
    left: auto;
    right: 0;
}

/* === Courses Accordion Details Styling === */
.acc-item h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.acc-item .nested-list li {
    font-size: 0.9rem;
    font-weight: 400;
    line-height: 1.8;
    color: var(--text-secondary);
}

[lang="ar"] .acc-item .nested-list li {
    font-size: 0.95rem;
}

.acc-item .nested-list {
    margin-top: 8px;
    padding-left: 0;
}

/* Dark Theme Variables - Cyberpunk Sci-Fi */
body.dark {
    --bg-primary: #02040f;
    --bg-gradient: radial-gradient(circle at center, #0a0e27 0%, #02040f 100%);
    --glass-bg: rgba(10, 14, 39, 0.7);
    --glass-border: rgba(0, 212, 212, 0.3);
    --text-primary: #ffffff;
    --text-secondary: #a3c2c2;
    --accent-primary: #00ffff; /* Neon Cyan */
    --accent-secondary: #ff007f; /* Neon Pink */
    --accent-tertiary: #9d00ff; /* Neon Purple */
    --accent-glow: rgba(0, 255, 255, 0.6);
    --card-shadow: 0 0 20px rgba(0, 255, 255, 0.1), inset 0 0 10px rgba(0, 255, 255, 0.05);
}

/* === Reset & Base Styles === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    /* Parallax effect */
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    padding-top: var(--navbar-height);
}

/* Arabic Font Support */
[lang="ar"] {
    font-family: 'Cairo', sans-serif;
    direction: rtl;
}

/* === Glassmorphism Classes (Holographic Upgrade) === */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.glass-effect::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: skewX(-20deg);
    transition: left 0.7s ease;
}

.glass-effect:hover::before {
    left: 200%;
}

/* === 3D Icons Global Styling === */
i.fas, i.fab {
    display: inline-block;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), filter 0.4s ease, color 0.4s ease;
}

/* Base 3D Effect for Specific Large Icons */
.cert-card i, .contact-item i, .icon-large, .sidebar i {
    text-shadow: 
        1px 1px 0px var(--accent-secondary),
        2px 2px 0px rgba(0,0,0,0.1),
        3px 3px 5px var(--accent-glow);
}

.cert-card:hover i, .contact-item:hover i {
    transform: scale(1.3) translateY(-5px) rotateX(15deg) rotateY(15deg);
    color: #fff;
    text-shadow: 
        2px 2px 0px var(--accent-secondary),
        4px 4px 0px rgba(0,0,0,0.2),
        0px 0px 20px var(--accent-primary);
}

/* === Navbar === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    transform: none;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
}

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

.nav-controls {
    display: flex;
    gap: 15px;
    align-items: center;
}

.icon-btn,
.lang-btn {
    background: transparent;
    border: 1px solid var(--text-secondary);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
}

.icon-btn:hover,
.lang-btn:hover,
.active-lang {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-glow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    width: 30px;
    height: 20px;
    position: relative;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: var(--text-primary);
    border-radius: 2px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: .25s ease-in-out;
}

.mobile-menu-btn span:nth-child(1) { top: 0px; }
.mobile-menu-btn span:nth-child(2) { top: 9px; }
.mobile-menu-btn span:nth-child(3) { top: 18px; }

.mobile-menu-btn.active span:nth-child(1) {
    top: 9px;
    transform: rotate(135deg);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

.mobile-menu-btn.active span:nth-child(3) {
    top: 9px;
    transform: rotate(-135deg);
}

/* === Layout Container === */
.container {
    display: flex;
    max-width: 1200px;
    margin: 60px auto 40px;
    padding: 0 20px;
    gap: 30px;
    min-height: 80vh;
}

/* === Sidebar === */
.sidebar {
    width: var(--sidebar-width);
    height: fit-content;
    padding: 20px;
    position: sticky;
    top: calc(var(--navbar-height) + 20px);
    max-height: calc(100vh - var(--navbar-height) - 40px);
    overflow-y: auto;
}


.sidebar::-webkit-scrollbar {
    width: 5px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 10px;
}

.nav-links {
    list-style: none;
}

.nav-links li {
    margin-bottom: 10px;
}

.nav-links a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 10px;
    font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
    transform: translateX(5px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Main Content === */
.main-content {
    flex: 1;
}

.content-card {
    padding: 40px;
    margin-bottom: 20px;
    min-height: 500px;
}

.hidden {
    display: none;
}

/* === Hero Section === */
.hero-content {
    text-align: center;
}

.profile-container {
    position: relative;
    width: 180px;
    height: 180px;
    margin: 0 auto 20px;
}

.profile-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--accent-primary);
    padding: 5px;
    box-shadow: 0 0 25px var(--accent-glow), 0 0 40px rgba(99, 102, 241, 0.2);
    animation: float 4s ease-in-out infinite;
}

.status-badge {
    position: absolute;
    bottom: 15px;
    right: 15px;
    width: 20px;
    height: 20px;
    background: #2ecc71;
    border-radius: 50%;
    border: 3px solid #fff;
}

.glow-text {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

body.dark .glow-text {
    text-shadow: 0 0 10px var(--accent-primary), 0 0 20px var(--accent-primary), 0 0 30px rgba(0, 212, 212, 0.3);
}

.typing-container {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

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

.btn-neon {
    background: transparent;
    color: var(--accent-primary);
    padding: 12px 30px;
    border-radius: 4px;
    border: 1px solid var(--accent-primary);
    text-decoration: none;
    font-weight: bold;
    box-shadow: 0 0 10px var(--accent-glow), inset 0 0 10px var(--accent-glow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--accent-secondary);
    color: var(--accent-secondary);
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 0 10px rgba(204, 0, 82, 0.3);
}

.btn-neon:hover {
    background: var(--accent-primary);
    color: #000;
    transform: translateY(-5px);
    box-shadow: 0 0 30px var(--accent-glow), inset 0 0 20px rgba(255,255,255,0.5);
}

.btn-outline:hover {
    background: var(--accent-secondary);
    color: #fff;
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(204, 0, 82, 0.6);
}

.btn-neon::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transform: skewX(-20deg);
    transition: left 0.5s ease;
}

.btn-neon:hover,
.btn-outline:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-neon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.5s ease;
}

.btn-neon:hover::before {
    left: 100%;
}

/* === Contact Grid === */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
    margin-top: 30px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-primary);
    text-align: center;
    word-break: break-word;
    overflow-wrap: break-word;
}

.contact-item i {
    font-size: 2rem;
    margin-bottom: 10px;
    color: var(--accent-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-item:hover {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: #fff;
    border-color: var(--accent-primary);
    transform: translateY(-8px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

.contact-item:hover i {
    color: #fff;
    transform: scale(1.15) rotate(-10deg);
}

.special-link {
    border: 2px dashed var(--accent-primary);
    background: rgba(0, 212, 212, 0.05);
}

/* === Timeline (Work) === */
.timeline {
    border-left: 3px solid transparent;
    border-image: linear-gradient(180deg, var(--accent-primary) 0%, var(--accent-secondary) 100%) 1;
    margin-left: 20px;
    padding-left: 30px;
    position: relative;
}

[lang="ar"] .timeline {
    border-left: none;
    border-right: 3px solid transparent;
    border-image: linear-gradient(180deg, var(--accent-primary) 0%, var(--accent-secondary) 100%) 1;
    margin-right: 20px;
    padding-right: 30px;
    padding-left: 0;
}

.timeline-item {
    margin-bottom: 30px;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -38px;
    top: 5px;
    width: 14px;
    height: 14px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--accent-glow), inset 0 0 10px rgba(255, 255, 255, 0.4);
    animation: pulse-timeline 2s ease-in-out infinite;
}

[lang="ar"] .timeline-item::before {
    left: auto;
    right: -38px;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 10px;
}

.date {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 5px 0;
}

.link-highlight {
    color: var(--accent-primary);
    font-weight: bold;
    text-decoration: none;
    position: relative;
}

.link-highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.link-highlight:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* === Certificates Grid === */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.cert-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--glass-border);
}

.cert-card i {
    font-size: 3rem;
    color: var(--accent-primary);
    margin-bottom: 15px;
    display: block;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.cert-card:hover i {
    transform: scale(1.2) rotateY(10deg);
    filter: drop-shadow(0 0 10px var(--accent-glow));
}

.cert-card a {
    display: inline-block;
    margin-top: 15px;
    padding: 5px 15px;
    border: 1px solid var(--accent-primary);
    border-radius: 15px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.cert-card a:hover {
    background: var(--accent-primary);
    color: #fff;
    box-shadow: 0 4px 12px var(--accent-glow);
}

/* === Skills === */
.skills-wrapper {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.tags span {
    background: rgba(255, 255, 255, 0.1);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    border: 1px solid var(--glass-border);
}

body.dark .tags span:hover {
    background: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-glow);
    transform: translateY(-2px);
    border-color: var(--accent-primary);
}

/* === Footer === */
footer {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* === Animations === */
@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-15px) scale(1.02);
    }
}

@keyframes pulse-dot {
    0%, 100% {
        box-shadow: 0 0 8px var(--accent-glow), inset 0 0 5px rgba(255, 255, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 15px var(--accent-glow), inset 0 0 10px rgba(255, 255, 255, 0.5);
    }
}

@keyframes pulse-timeline {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 15px var(--accent-glow), inset 0 0 10px rgba(255, 255, 255, 0.4);
    }
    50% {
        transform: scale(1.3);
        box-shadow: 0 0 25px var(--accent-glow), inset 0 0 15px rgba(255, 255, 255, 0.2);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

@keyframes glow-pulse {
    0%, 100% {
        box-shadow: 0 0 10px var(--accent-glow);
    }
    50% {
        box-shadow: 0 0 20px var(--accent-glow), 0 0 30px rgba(0, 212, 212, 0.2);
    }
}

/* =========================================
   === ARTICLES SECTION STYLES (NEW) ===
   ========================================= */

/* Search Bar */
.search-container {
    margin-bottom: 20px;
    position: relative;
}

.search-input {
    width: 100%;
    padding: 12px 45px;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    outline: none;
}

.search-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-glow);
    outline: none;
}

.search-icon {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Left for EN, Right for AR handled in JS/HTML direction */
[dir="ltr"] .search-icon {
    left: 15px;
}

[dir="rtl"] .search-icon {
    right: 15px;
}


/* Category Filters */
.filter-dropdown {
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
}

#filter-dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--accent-primary);
    border-radius: 12px;
    padding: 15px;
    width: 300px;
    max-width: 90vw;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    transition: all 0.3s;
}

#filter-dropdown-content.hidden {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    pointer-events: none;
    display: flex !important; /* Override standard hidden display:none to allow animation */
}

[dir="rtl"] #filter-dropdown-content {
    left: auto;
    right: 0;
}

.filter-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.filter-btn {
    padding: 8px 16px;
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: #fff;
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px var(--accent-glow);
    transform: translateY(-2px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.article-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 0;
    /* Override default card padding */
    transition: transform 0.3s;
}

.article-card:hover {
    transform: translateY(-5px);
}

.article-img {
    position: relative;
    height: 180px;
    overflow: hidden;
}

.article-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.article-card:hover .article-img img {
    transform: scale(1.1);
}

.article-category {
    position: absolute;
    top: 10px;
    right: 10px;
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: #fff;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: bold;
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

[lang="ar"] .article-category {
    right: auto;
    left: 10px;
}

.article-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.article-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.article-content h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    line-height: 1.4;
}

.article-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    flex-grow: 1;
    /* Pushes button down */
    margin-bottom: 15px;
    line-height: 1.6;
}

.article-tags {
    margin-bottom: 15px;
}

.hashtag {
    font-size: 0.8rem;
    color: var(--accent-primary);
    margin-right: 5px;
    font-style: italic;
    font-weight: 500;
}

.btn-small {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 15px;
    border: 1px solid var(--accent-primary);
    border-radius: 20px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.85rem;
    width: fit-content;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-small:hover {
    background: var(--accent-primary);
    color: #fff;
    box-shadow: 0 4px 12px var(--accent-glow);
    transform: translateX(3px);
}

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 30px;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* === Enhanced Links and CTAs === */
a {
    position: relative;
    text-decoration: none;
    color: var(--accent-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a:hover {
    color: var(--accent-secondary);
}

/* === PDF and External Link Icons === */
a[href*=".pdf"]::after,
a[href*=".docx"]::after,
a[href*="drive.google.com"]::after,
a[target="_blank"]::after {
    content: ' ↗';
    font-size: 0.8em;
    vertical-align: super;
    opacity: 0.7;
    transition: all 0.3s ease;
}

a[href*=".pdf"]:hover::after,
a[href*=".docx"]:hover::after,
a[href*="drive.google.com"]:hover::after,
a[target="_blank"]:hover::after {
    opacity: 1;
    transform: translateX(3px) translateY(-3px);
}

/* === Professional Hover Effects for Links === */
a[target="_blank"],
a[href*=".pdf"] {
    padding: 2px 4px;
    border-radius: 4px;
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.1), transparent);
    transition: all 0.3s ease;
}

a[target="_blank"]:hover,
a[href*=".pdf"]:hover {
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.2), rgba(99, 102, 241, 0.1));
    box-shadow: 0 2px 8px rgba(0, 212, 212, 0.2);
}

/* === Video/Media Embed Styles === */
iframe {
    border-radius: 12px;
    border: 2px solid var(--glass-border);
    box-shadow: 0 4px 12px var(--card-shadow);
    transition: all 0.3s ease;
    max-width: 100%;
    height: auto;
}

iframe:hover {
    box-shadow: 0 8px 25px var(--accent-glow);
    border-color: var(--accent-primary);
}

/* === Image Styles === */
img {
    border-radius: 12px;
    max-width: 100%;
    height: auto;
    display: block;
    transition: all 0.3s ease;
}

img:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 212, 212, 0.2);
}

/* === Code Block Styles === */
code {
    background: rgba(0, 212, 212, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: var(--accent-primary);
    font-size: 0.9em;
}

pre {
    background: rgba(0, 0, 0, 0.2);
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    border: 1px solid var(--glass-border);
    margin: 15px 0;
}

pre code {
    background: transparent;
    color: var(--text-primary);
    padding: 0;
}

/* === Lists Styling === */
ul, ol {
    margin-left: 20px;
    margin-bottom: 15px;
}

[lang="ar"] ul,
[lang="ar"] ol {
    margin-left: 0;
    margin-right: 20px;
}

/* === Blockquote Styling === */
blockquote {
    border-left: 4px solid var(--accent-primary);
    padding: 15px 20px;
    margin: 15px 0;
    background: rgba(0, 212, 212, 0.08);
    border-radius: 8px;
    font-style: italic;
    color: var(--text-secondary);
}

[lang="ar"] blockquote {
    border-left: none;
    border-right: 4px solid var(--accent-primary);
    padding: 15px 20px;
}

/* === Table Styles === */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
    border-radius: 10px;
    overflow: hidden;
    background: rgba(0, 212, 212, 0.05);
    border: 1px solid var(--glass-border);
}

th {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #fff;
    padding: 12px;
    font-weight: 700;
    text-align: left;
}

td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--glass-border);
}

tr:hover {
    background: rgba(0, 212, 212, 0.08);
}

/* === Divider Styles === */
hr {
    border: none;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    margin: 30px 0;
    border-radius: 1px;
}

/* === Loading Animation === */
@keyframes shimmer-loading {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading {
    animation: shimmer-loading 2s infinite;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.1));
    background-size: 1000px 100%;
}

/* === Badge Styles === */
.badge {
    display: inline-block;
    padding: 4px 10px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #fff;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px var(--accent-glow);
}

/* === Hidden Class === */
.hidden {
    display: none !important;
}

/* === Enhanced Content Cards === */
.content-card {
    padding: 40px;
    margin-bottom: 20px;
    min-height: auto;
    animation: slideInUp 0.5s ease-out;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.content-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    animation: shimmer 3s infinite;
}

.content-card.active-section {
    animation: slideInUp 0.5s ease-out;
}

/* === Section Titles === */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 2px;
}

/* === Specialization Cards === */
.specialization-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.specialization-card {
    padding: 25px;
    border-radius: 15px;
    background: rgba(0, 212, 212, 0.05);
    border: 2px solid var(--accent-primary);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.specialization-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--accent-glow), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.specialization-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-secondary);
    box-shadow: 0 8px 25px var(--accent-glow);
    background: rgba(0, 212, 212, 0.1);
}

.specialization-card:hover::before {
    opacity: 1;
}

.specialization-card i {
    font-size: 2.5rem;
    color: var(--accent-primary);
    margin-bottom: 15px;
    display: block;
    transition: all 0.3s ease;
}

.specialization-card:hover i {
    transform: scale(1.2) rotateZ(10deg);
    color: var(--accent-secondary);
}

.specialization-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

/* === Enhanced Timeline Content === */
.timeline-content {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(0, 212, 212, 0.05));
    padding: 20px;
    border-radius: 12px;
    border-left: 3px solid var(--accent-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[lang="ar"] .timeline-content {
    border-left: none;
    border-right: 3px solid var(--accent-primary);
}

.timeline-content:hover {
    transform: translateX(5px);
    box-shadow: 0 8px 20px var(--accent-glow);
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.1), rgba(99, 102, 241, 0.08));
}

/* === Certificate Cards Enhanced === */
.cert-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(0, 212, 212, 0.05));
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    border: 2px solid var(--glass-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.cert-card:hover::before {
    left: 100%;
}

.cert-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 30px var(--accent-glow);
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.15), rgba(99, 102, 241, 0.1));
}

/* === Project Card Styling === */
.project-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(0, 212, 212, 0.05));
    padding: 25px;
    border-radius: 15px;
    border: 2px solid var(--glass-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.project-header {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
}

.project-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.project-header span {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: 0 12px 30px var(--accent-glow);
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.12), rgba(99, 102, 241, 0.08));
}

/* === Education Card Styling === */
.card-simple {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(0, 212, 212, 0.05));
    border-radius: 15px;
    border: 2px solid var(--glass-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    align-items: flex-start;
}

.card-simple:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 8px 20px var(--accent-glow);
    transform: translateY(-5px);
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.1), rgba(99, 102, 241, 0.08));
}

.icon-large {
    font-size: 2.5rem;
    color: var(--accent-primary);
    min-width: 60px;
    text-align: center;
}

.card-simple h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.card-simple a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-left: 10px;
}

.card-simple a:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.card-simple p {
    margin: 5px 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* === Skill Category Styling === */
.skill-category {
    margin-bottom: 25px;
    padding: 20px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(0, 212, 212, 0.03));
    border-radius: 12px;
    border-left: 4px solid var(--accent-primary);
    transition: all 0.3s ease;
}

[lang="ar"] .skill-category {
    border-left: none;
    border-right: 4px solid var(--accent-primary);
}

.skill-category:hover {
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.08), rgba(99, 102, 241, 0.05));
    transform: translateX(5px);
}

.skill-category h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--accent-primary);
}

/* === Enhanced Tags === */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.tags span {
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.1), rgba(99, 102, 241, 0.1));
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid var(--accent-primary);
    transition: all 0.3s ease;
    display: inline-block;
}

.tags span:hover {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #fff;
    box-shadow: 0 4px 12px var(--accent-glow);
    transform: scale(1.05);
}

/* === Accordion Styling === */
.acc-item {
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    margin-bottom: 12px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.acc-item:hover {
    background: rgba(0, 212, 212, 0.08);
    border-color: var(--accent-primary);
    transform: translateX(5px);
}

.acc-item h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.acc-item h4:hover {
    color: var(--accent-primary);
}

/* === Info Box === */
.info-box {
    background: linear-gradient(135deg, rgba(0, 212, 212, 0.08), rgba(99, 102, 241, 0.05));
    padding: 20px;
    border-radius: 12px;
    border: 2px solid var(--accent-primary);
    margin-top: 20px;
}

.info-box p {
    margin: 10px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-weight: 500;
}

.info-box i {
    color: var(--accent-primary);
    font-size: 1.1rem;
}

/* === Text Content === */
.text-content {
    line-height: 1.8;
    color: var(--text-secondary);
}

.text-content p {
    margin-bottom: 15px;
    text-align: justify;
}

/* === Scrollbar Styling === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 10px;
    transition: all 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent-secondary), var(--accent-tertiary));
    box-shadow: 0 0 10px var(--accent-glow);
}

/* === Enhanced Glass Effect === */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(12px) brightness(1.1);
    -webkit-backdrop-filter: blur(12px) brightness(1.1);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--card-shadow);
    position: relative;
}

/* === Responsive Navbar Enhancement === */
.navbar {
    animation: slideInDown 0.5s ease-out;
}

/* === Responsive Design === */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 240px;
    }

    .container {
        gap: 20px;
    }

    .content-card {
        padding: 30px;
    }

    .profile-container {
        width: 160px;
        height: 160px;
    }

    .glow-text {
        font-size: 2rem;
    }

    .specialization-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}

@media (max-width: 900px) {

    :root {
        --navbar-height: 70px;
        --sidebar-width: 280px;
    }

    .navbar {
        padding: 10px 3%;
    }

    .logo {
        font-size: 1.2rem;
    }

    .icon-btn,
    .lang-btn {
        padding: 6px 10px;
        font-size: 0.85rem;
    }

    .container {
        flex-direction: column;
        margin-top: 20px;
        padding: 0 10px;
        gap: 0;
    }

    .sidebar {
        display: block;
        width: 100%;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        height: 100vh;
        z-index: 1000;
        background: var(--glass-bg);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
        padding: 100px 30px 40px;
        border-radius: 0;
        transform: translateY(-100%);
        transition: transform 0.6s cubic-bezier(0.85, 0, 0.15, 1);
        opacity: 0;
        visibility: hidden;
    }
    .sidebar.active-mobile {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links li {
        opacity: 0;
        transform: translateY(20px);
        transition: all 0.4s ease;
    }

    .sidebar.active-mobile .nav-links li {
        opacity: 1;
        transform: translateY(0);
    }

    .mobile-menu-btn {
        display: block;
    }

    .content-card {
        padding: 20px 15px;
        margin-top: 10px;
        min-height: auto;
    }

    .articles-grid {
        grid-template-columns: 1fr;
        justify-items: center;
        max-width: 100%;
        margin: 0 auto;
        padding: 0 5px;
        gap: 15px;
    }

    .article-card {
        width: 100%;
        max-width: none;
    }

    .glow-text {
        font-size: 1.8rem;
        margin-top: 10px;
        position: relative;
    }

    .glow-text::after {
        content: '';
        position: absolute;
        bottom: -5px;
        left: 50%;
        transform: translateX(-50%);
        width: 60px;
        height: 3px;
        background: var(--accent-primary);
        box-shadow: 0 0 10px var(--accent-glow);
    }

    .profile-container {
        width: 150px;
        height: 150px;
        margin-top: 10px;
    }

    .typing-container {
        font-size: 1rem;
        min-height: 40px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-neon,
    .btn-outline {
        width: 100%;
        text-align: center;
    }

    .contact-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
    }

    .contact-item {
        padding: 15px 10px;
        font-size: 0.85rem;
    }

    .contact-item i {
        font-size: 1.5rem;
    }

    .specialization-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 15px;
    }

    .specialization-card {
        padding: 20px 15px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .cert-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .timeline {
        margin-left: 10px;
        padding-left: 20px;
    }

    .timeline-item::before {
        left: -28px;
        width: 12px;
        height: 12px;
    }

    [lang="ar"] .timeline {
        margin-right: 10px;
        padding-right: 20px;
    }

    [lang="ar"] .timeline-item::before {
        left: auto;
        right: -28px;
    }
}

@media (max-width: 600px) {
    :root {
        --navbar-height: 65px;
    }

    .navbar {
        padding: 8px 2%;
    }

    .nav-controls {
        gap: 8px;
    }

    .icon-btn,
    .lang-btn {
        padding: 5px 8px;
        font-size: 0.75rem;
    }

    .container {
        margin-top: 15px;
        padding: 0 5px;
    }

    .content-card {
        padding: 15px 10px;
        margin-bottom: 10px;
    }

    .glow-text {
        font-size: 1.5rem;
    }

    .profile-container {
        width: 130px;
        height: 130px;
    }

    .typing-container {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .section-title::after {
        width: 40px;
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .contact-item {
        padding: 12px 8px;
        font-size: 0.75rem;
    }

    .contact-item i {
        font-size: 1.3rem;
        margin-bottom: 8px;
    }

    .specialization-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .specialization-card {
        padding: 18px 15px;
    }

    .specialization-card i {
        font-size: 2rem;
    }

    .specialization-card h3 {
        font-size: 1rem;
    }

    .cert-grid {
        grid-template-columns: 1fr;
    }

    .articles-grid {
        gap: 12px;
    }

    .article-card {
        max-width: 100%;
    }

    .filter-container {
        flex-direction: column;
    }

    .filter-btn {
        width: 100%;
        padding: 10px;
    }

    .timeline {
        margin-left: 5px;
        padding-left: 15px;
    }

    .timeline-item::before {
        left: -20px;
        width: 10px;
        height: 10px;
    }

    [lang="ar"] .timeline {
        margin-right: 5px;
        padding-right: 15px;
    }

    [lang="ar"] .timeline-item::before {
        right: -20px;
    }

    .timeline-content {
        padding: 15px;
    }

    .link-highlight {
        word-break: break-word;
    }
}

@media (max-width: 400px) {
    :root {
        --navbar-height: 60px;
    }

    .navbar {
        padding: 6px 2%;
    }

    .logo {
        font-size: 1.1rem;
        flex-shrink: 0;
    }

    .logo span {
        display: inline !important;
        visibility: visible !important;
        color: var(--accent-primary) !important;
    }

    .icon-btn,
    .lang-btn {
        padding: 4px 6px;
        font-size: 0.7rem;
    }

    .container {
        margin-top: 10px;
        padding: 0 3px;
    }

    .content-card {
        padding: 12px 8px;
    }

    .glow-text {
        font-size: 1.3rem;
        margin-bottom: 8px;
    }

    .profile-container {
        width: 110px;
        height: 110px;
    }

    .typing-container {
        font-size: 0.8rem;
        line-height: 1.3;
    }

    .cta-buttons {
        gap: 8px;
    }

    .btn-neon,
    .btn-outline {
        padding: 10px 20px;
        font-size: 0.85rem;
    }

    .section-title {
        font-size: 1.1rem;
    }

    .section-title::after {
        width: 30px;
        bottom: -8px;
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 6px;
    }

    .contact-item {
        padding: 10px 6px;
        font-size: 0.7rem;
    }

    .contact-item i {
        font-size: 1.2rem;
        margin-bottom: 5px;
    }

    .specialization-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .specialization-card {
        padding: 15px 12px;
    }

    .specialization-card i {
        font-size: 1.8rem;
    }

    .specialization-card h3 {
        font-size: 0.95rem;
    }

    .specialization-card p {
        font-size: 0.8rem;
    }

    .cert-card {
        padding: 15px;
    }

    .cert-card i {
        font-size: 2.5rem;
    }

    .cert-card a {
        padding: 4px 10px;
        font-size: 0.8rem;
    }

    .timeline {
        margin-left: 3px;
        padding-left: 12px;
    }

    .timeline-item::before {
        left: -18px;
        width: 9px;
        height: 9px;
    }

    [lang="ar"] .timeline {
        margin-right: 3px;
        padding-right: 12px;
    }

    [lang="ar"] .timeline-item::before {
        right: -18px;
    }

    .timeline-content {
        padding: 12px;
        border-radius: 8px;
    }

    .search-input {
        padding: 10px 35px;
        font-size: 0.9rem;
    }

    .filter-btn {
        padding: 6px 10px;
        font-size: 0.8rem;
    }
}

/* =========================================
   === HOLOGRAPHIC DATA VAULT CSS (NEW)  ===
   ========================================= */

.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 1000px;
    transition: all 0.4s ease;
}

.modal-overlay.hidden {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.data-vault {
    width: 90%;
    max-width: 1000px;
    background: rgba(10, 14, 39, 0.85);
    border: 2px solid var(--accent-primary);
    border-radius: 12px;
    box-shadow: 0 0 40px rgba(0, 255, 255, 0.2), inset 0 0 20px rgba(0, 255, 255, 0.1);
    transform-style: preserve-3d;
    position: relative;
    overflow: hidden;
}

.vault-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: linear-gradient(90deg, rgba(0,255,255,0.1), transparent);
    border-bottom: 1px solid var(--accent-primary);
}

.vault-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: bold;
    font-size: 1.1rem;
}

.vault-close {
    background: transparent;
    border: 1px solid var(--accent-secondary);
    color: var(--accent-secondary);
    width: 35px; height: 35px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
}

.vault-close:hover {
    background: var(--accent-secondary);
    color: #fff;
    box-shadow: 0 0 15px var(--accent-secondary);
    transform: rotate(90deg);
}

/* === MOBILE RESPONSIVENESS TWEAKS === */
@media (max-width: 600px) {
    .data-vault {
        width: 95%;
        border-radius: 8px;
    }
    
    .vault-header {
        padding: 10px;
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .vault-title {
        font-size: 0.95rem;
        justify-content: center;
    }

    .vault-close {
        width: 30px; height: 30px;
        position: absolute;
        top: 10px;
        right: 10px;
    }
    [dir="rtl"] .vault-close {
        right: auto;
        left: 10px;
    }

    #filter-dropdown-content {
        width: 95vw;
        left: 50%;
        transform: translateX(-50%) translateY(-10px);
    }
    
    #filter-dropdown-content:not(.hidden) {
        transform: translateX(-50%) translateY(0);
    }

    [dir="rtl"] #filter-dropdown-content {
        left: 50%;
        right: auto;
    }
}

/* === Cyber Scan Animation === */
.section-title {
    position: relative;
    overflow: hidden;
}

.section-title::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
    animation: cyber-scan 3s infinite linear;
}

@keyframes cyber-scan {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* === Holographic Glow Effect for Mobile Touch === */
.touch-glow {
    position: fixed;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: screen;
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* === Responsive Nav Links Stagger === */
.sidebar.active-mobile .nav-links li:nth-child(1) { transition-delay: 0.1s; }
.sidebar.active-mobile .nav-links li:nth-child(2) { transition-delay: 0.15s; }
.sidebar.active-mobile .nav-links li:nth-child(3) { transition-delay: 0.2s; }
.sidebar.active-mobile .nav-links li:nth-child(4) { transition-delay: 0.25s; }
.sidebar.active-mobile .nav-links li:nth-child(5) { transition-delay: 0.3s; }
.sidebar.active-mobile .nav-links li:nth-child(6) { transition-delay: 0.35s; }
.sidebar.active-mobile .nav-links li:nth-child(7) { transition-delay: 0.4s; }
.sidebar.active-mobile .nav-links li:nth-child(8) { transition-delay: 0.45s; }
.sidebar.active-mobile .nav-links li:nth-child(9) { transition-delay: 0.5s; }
.sidebar.active-mobile .nav-links li:nth-child(10) { transition-delay: 0.55s; }
.sidebar.active-mobile .nav-links li:nth-child(11) { transition-delay: 0.6s; }
.sidebar.active-mobile .nav-links li:nth-child(12) { transition-delay: 0.65s; }
.sidebar.active-mobile .nav-links li:nth-child(13) { transition-delay: 0.7s; }

/* === FORCE LOGO VISIBILITY (FIX) === */
.logo {
    display: flex !important;
    align-items: center !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
}

.logo span {
    display: inline-block !important;
    visibility: visible !important;
    opacity: 1 !important;
    color: var(--accent-primary) !important;
    margin-left: 2px;
}

[dir="rtl"] .logo span {
    margin-left: 0;
    margin-right: 2px;
}