/* Variables & Reset */
:root {
    --dark-bg: #0a0a12;
    --darker-bg: #050508;
    --neon-blue: #0ff0fc;
    --neon-purple: #bc13fe;
    --neon-pink: #ff00ff;
    --neon-green: #39ff14;
    --neon-orange: #ff6b00;
    --text-color: #e6e6e6;
    --card-bg: rgba(15, 15, 25, 0.8);
    --accent-blue: #4dabf7;
    --accent-green: #51cf66;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        linear-gradient(rgba(10, 10, 18, 0.9), rgba(10, 10, 18, 0.9)),
        url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%230a0a12"/><path d="M0 0L100 100M100 0L0 100" stroke="%231a1a2a" stroke-width="0.5"/></svg>');
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

h2 {
    font-size: 2.5rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    position: relative;
    display: inline-block;
    margin-bottom: 2rem;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    box-shadow: 0 0 10px var(--neon-blue);
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* Layout */
section {
    padding: 100px 10%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background-color: rgba(5, 5, 8, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(188, 19, 254, 0.2);
    transition: all 0.3s ease;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
    letter-spacing: 1px;
    cursor: pointer;
}

.logo span {
    color: var(--neon-purple);
    text-shadow: 0 0 10px var(--neon-purple);
}

.nav-links {
    display: flex;
    gap: 25px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.nav-links a:hover {
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--neon-blue);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--neon-blue);
    transition: transform 0.3s ease;
}

.menu-toggle:hover {
    transform: scale(1.1);
}

/* Hero Section */
#hero {
    position: relative;
    text-align: center;
    background-image: 
        linear-gradient(rgba(10, 10, 18, 0.8), rgba(10, 10, 18, 0.8)),
        url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="200" height="200" viewBox="0 0 200 200"><rect width="200" height="200" fill="%230a0a12"/><path d="M0 0L200 200M200 0L0 200" stroke="%231a1a2a" stroke-width="1"/></svg>');
    background-size: cover;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 0 0 15px var(--neon-blue);
    animation: glitch 3s infinite;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.3rem;
    margin-bottom: 30px;
    color: var(--neon-purple);
    text-shadow: 0 0 10px var(--neon-purple);
    font-weight: 600;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 25px;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.btn-primary {
    background-color: var(--neon-blue);
    color: var(--dark-bg);
    box-shadow: 0 0 15px var(--neon-blue);
}

.btn-primary:hover {
    background-color: var(--neon-purple);
    box-shadow: 0 0 20px var(--neon-purple);
    transform: translateY(-3px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--neon-blue);
    border: 2px solid var(--neon-blue);
    box-shadow: 0 0 10px var(--neon-blue);
}

.btn-secondary:hover {
    background-color: var(--neon-blue);
    color: var(--dark-bg);
    transform: translateY(-3px);
}

.btn-outline {
    background-color: transparent;
    color: var(--neon-green);
    border: 2px solid var(--neon-green);
    box-shadow: 0 0 10px var(--neon-green);
}

.btn-outline:hover {
    background-color: var(--neon-green);
    color: var(--dark-bg);
    transform: translateY(-3px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.hero-stats .stat {
    background-color: rgba(15, 15, 25, 0.7);
    padding: 20px 30px;
    border-radius: 12px;
    border: 1px solid rgba(188, 19, 254, 0.3);
    box-shadow: 0 5px 15px rgba(188, 19, 254, 0.2);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    min-width: 130px;
}

.hero-stats .stat:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(188, 19, 254, 0.4);
    border-color: var(--neon-purple);
}

.hero-stats .stat h3 {
    font-size: 2rem;
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
    margin-bottom: 5px;
    font-weight: 700;
}

.hero-stats .stat p {
    color: var(--neon-purple);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* About Section */
#about {
    background-color: var(--darker-bg);
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    align-items: center;
}

.about-photo {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 0 30px rgba(15, 240, 252, 0.3);
}

.about-photo img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    border: 3px solid var(--neon-blue);
    transition: transform 0.5s ease;
}

.about-photo:hover img {
    transform: scale(1.05);
}

.about-text {
    padding-right: 20px;
}

.highlight {
    color: var(--neon-green);
    font-weight: 600;
    text-shadow: 0 0 5px var(--neon-green);
}

.personal-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(15, 15, 25, 0.5);
    padding: 15px;
    border-radius: 10px;
    border-left: 3px solid var(--neon-blue);
    transition: transform 0.3s ease;
}

.info-item:hover {
    transform: translateX(5px);
    border-left-color: var(--neon-green);
}

.info-item i {
    color: var(--neon-blue);
    font-size: 1.2rem;
    width: 30px;
}

.info-item h4 {
    color: var(--neon-blue);
    margin-bottom: 5px;
    font-size: 0.9rem;
}

.info-item p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
    font-size: 0.9rem;
    word-break: break-all;
}

/* Education Section */
#education {
    background-color: var(--dark-bg);
}

.education-card {
    background: rgba(15, 15, 25, 0.7);
    border-radius: 15px;
    padding: 30px;
    display: flex;
    gap: 30px;
    border: 1px solid rgba(188, 19, 254, 0.2);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    margin-bottom: 40px;
}

.edu-icon {
    width: 80px;
    height: 80px;
    min-width: 80px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--dark-bg);
    box-shadow: 0 0 20px var(--neon-blue);
}

.edu-content {
    flex: 1;
}

.edu-content h3 {
    color: var(--neon-blue);
    margin-bottom: 5px;
    font-size: 1.8rem;
}

.edu-subtitle {
    color: var(--neon-purple);
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.edu-location {
    color: var(--neon-green);
    margin-bottom: 20px;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.edu-description {
    background: rgba(10, 10, 20, 0.5);
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
}

.edu-description p {
    color: var(--text-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.edu-description ul {
    list-style: none;
    padding-left: 20px;
}

.edu-description li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 8px;
    position: relative;
    padding-left: 25px;
}

.edu-description li::before {
    content: '▸';
    color: var(--neon-blue);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

.edu-achievements {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.achievement-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(188, 19, 254, 0.15);
    padding: 8px 15px;
    border-radius: 20px;
    color: var(--neon-purple);
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid rgba(188, 19, 254, 0.3);
}

.achievement-badge i {
    font-size: 0.9rem;
}

.additional-training {
    background: rgba(15, 15, 25, 0.7);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(57, 255, 20, 0.2);
}

.additional-training h3 {
    color: var(--neon-green);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
}

.training-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.training-item {
    background: rgba(10, 10, 20, 0.5);
    padding: 20px;
    border-radius: 10px;
    border-left: 3px solid var(--neon-green);
    transition: transform 0.3s ease;
}

.training-item:hover {
    transform: translateY(-5px);
}

.training-item h4 {
    color: var(--text-color);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.training-item p {
    color: var(--neon-green);
    margin-bottom: 0;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Experience Section */
#experience {
    background-color: var(--darker-bg);
}

.experience-tabs {
    background: rgba(15, 15, 25, 0.7);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(188, 19, 254, 0.2);
}

.tab-buttons {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 25px;
    background: rgba(10, 10, 20, 0.5);
    border: 1px solid rgba(188, 19, 254, 0.3);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.tab-btn:hover {
    color: var(--neon-blue);
    border-color: var(--neon-blue);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: var(--dark-bg);
    border-color: transparent;
    box-shadow: 0 0 15px var(--neon-blue);
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-content.active {
    display: block;
}

.experience-card {
    background: rgba(10, 10, 20, 0.5);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.exp-header h3 {
    color: var(--neon-blue);
    margin-bottom: 0;
    font-size: 1.5rem;
}

.exp-date {
    color: var(--neon-purple);
    font-weight: 600;
    font-size: 0.9rem;
    background: rgba(188, 19, 254, 0.15);
    padding: 5px 15px;
    border-radius: 20px;
}

.exp-details {
    margin-bottom: 20px;
}

.exp-item {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    align-items: flex-start;
}

.exp-item i {
    color: var(--neon-green);
    margin-top: 5px;
    font-size: 0.9rem;
}

.exp-item p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
    flex: 1;
}

.exp-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-tag {
    background: rgba(15, 240, 252, 0.15);
    color: var(--neon-blue);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(15, 240, 252, 0.3);
}

.seminar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.seminar-card {
    background: rgba(10, 10, 20, 0.5);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid rgba(57, 255, 20, 0.2);
    transition: transform 0.3s ease;
    position: relative;
}

.seminar-card:hover {
    transform: translateY(-5px);
    border-color: var(--neon-green);
}

.seminar-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--neon-green), var(--neon-blue));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--dark-bg);
    margin-bottom: 15px;
}

.seminar-card h4 {
    color: var(--text-color);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.seminar-org {
    color: var(--neon-purple);
    font-weight: 500;
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.seminar-card p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

.org-card {
    background: rgba(10, 10, 20, 0.5);
    border-radius: 12px;
    padding: 25px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.org-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(188, 19, 254, 0.3);
}

.org-header {
    display: flex;
    gap: 20px;
    align-items: center;
    margin-bottom: 20px;
}

.org-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--dark-bg);
}

.org-header h3 {
    color: var(--neon-blue);
    margin-bottom: 5px;
}

.org-role {
    color: var(--neon-purple);
    font-weight: 500;
    font-size: 0.9rem;
}

.org-responsibilities {
    background: rgba(15, 15, 25, 0.7);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.org-responsibilities h4 {
    color: var(--neon-green);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.org-responsibilities ul {
    list-style: none;
    padding-left: 20px;
}

.org-responsibilities li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 10px;
    position: relative;
    padding-left: 25px;
}

.org-responsibilities li::before {
    content: '✓';
    color: var(--neon-green);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.org-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    background: rgba(188, 19, 254, 0.15);
    color: var(--neon-purple);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(188, 19, 254, 0.3);
}

/* Achievements Section (used in experience tab) */
.achievement-card {
    background: rgba(15, 15, 25, 0.7);
    border-radius: 15px;
    padding: 25px;
    display: flex;
    gap: 25px;
    align-items: flex-start;
    border: 1px solid rgba(188, 19, 254, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.achievement-card.highlight {
    border: 2px solid var(--neon-orange);
    box-shadow: 0 0 20px rgba(255, 107, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.achievement-card.highlight::before {
    content: 'TOP ACHIEVEMENT';
    position: absolute;
    top: 10px;
    right: -30px;
    background: var(--neon-orange);
    color: var(--dark-bg);
    padding: 5px 30px;
    font-size: 0.7rem;
    font-weight: bold;
    transform: rotate(45deg);
    letter-spacing: 1px;
}

.achievement-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(15, 240, 252, 0.2);
}

.achievement-medal {
    width: 70px;
    height: 70px;
    min-width: 70px;
    background: linear-gradient(135deg, #ffd700, #ff6b00);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--dark-bg);
    box-shadow: 0 0 20px #ffd700;
}

.achievement-icon {
    width: 70px;
    height: 70px;
    min-width: 70px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--dark-bg);
    box-shadow: 0 0 20px var(--neon-blue);
}

.achievement-content {
    flex: 1;
}

.achievement-content h3 {
    color: var(--neon-blue);
    margin-bottom: 5px;
    font-size: 1.5rem;
}

.achievement-category {
    color: var(--neon-purple);
    font-weight: 500;
    margin-bottom: 15px;
    font-size: 1rem;
}

.achievement-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.achievement-details {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--neon-green);
    font-size: 0.9rem;
}

.detail-item i {
    font-size: 1rem;
}

.achievement-skills {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.skill-badge {
    background: rgba(57, 255, 20, 0.15);
    color: var(--neon-green);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(57, 255, 20, 0.3);
}

.ctf-stats {
    display: flex;
    gap: 30px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.ctf-stat {
    text-align: center;
}

.ctf-stat h4 {
    color: var(--neon-blue);
    font-size: 2rem;
    margin-bottom: 5px;
}

.ctf-stat p {
    color: var(--neon-purple);
    margin-bottom: 0;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Skills Section */
#skills {
    background-color: var(--darker-bg);
}

.skills-tabs {
    background: rgba(15, 15, 25, 0.7);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid rgba(188, 19, 254, 0.2);
}

.skill-category-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.skill-tab {
    padding: 12px 25px;
    background: rgba(10, 10, 20, 0.5);
    border: 1px solid rgba(15, 240, 252, 0.3);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.skill-tab:hover {
    color: var(--neon-blue);
    border-color: var(--neon-blue);
}

.skill-tab:hover::after {
    content: '🔍';
    position: absolute;
    right: 10px;
    font-size: 0.8rem;
}

.skill-tab.active {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: var(--dark-bg);
    border-color: transparent;
    box-shadow: 0 0 15px var(--neon-blue);
}

.skill-category {
    display: none;
    animation: fadeIn 0.5s ease;
}

.skill-category.active {
    display: block;
}

.skill-item {
    margin-bottom: 25px;
}

.skill-name {
    display: flex;
    justify-content: space-between;
    font-weight: 500;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.skill-name span:first-child {
    color: var(--text-color);
}

.skill-name span:last-child {
    color: var(--neon-blue);
    font-weight: 600;
}

.skill-bar {
    width: 100%;
    height: 12px;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    overflow: hidden;
    position: relative;
}

.skill-level {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    border-radius: 6px;
    transition: width 1s ease;
    position: relative;
    overflow: hidden;
}

.skill-level::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

/* Contact Section */
#contact {
    background-color: var(--dark-bg);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    margin-top: 50px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 100%;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background-color: rgba(15, 15, 25, 0.5);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(188, 19, 254, 0.2);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.contact-item:hover {
    transform: translateX(5px);
    border-color: var(--neon-blue);
}

.contact-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--dark-bg);
    box-shadow: 0 0 10px var(--neon-blue);
}

.contact-text h3 {
    margin-bottom: 5px;
    color: var(--neon-blue);
    font-size: 1.2rem;
}

.contact-text p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
    font-size: 0.95rem;
    word-break: break-all;
}

.contact-form {
    width: 100%;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--neon-blue);
    font-size: 1rem;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(188, 19, 254, 0.3);
    border-radius: 5px;
    color: var(--text-color);
    transition: all 0.3s ease;
    font-size: 1rem;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.form-control:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 10px var(--neon-blue);
    background-color: rgba(255, 255, 255, 0.08);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    background-color: var(--darker-bg);
    padding: 40px 10% 20px;
    border-top: 1px solid rgba(188, 19, 254, 0.2);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    margin-bottom: 30px;
}

.footer-logo .logo {
    font-size: 2rem;
    margin-bottom: 10px;
}

.footer-tagline {
    color: var(--neon-purple);
    font-size: 1rem;
    margin-bottom: 20px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.footer-column h4 {
    color: var(--neon-blue);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 8px;
    transition: color 0.3s ease;
    font-size: 0.9rem;
}

.footer-column a:hover {
    color: var(--neon-blue);
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 8px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.social-link {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon-blue);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(188, 19, 254, 0.2);
    font-size: 1.1rem;
}

.social-link:hover {
    background-color: var(--neon-blue);
    color: var(--dark-bg);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 5px 15px var(--neon-blue);
    border-color: var(--neon-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.quote {
    color: var(--neon-purple);
    font-style: italic;
    font-size: 0.9rem;
    margin-top: 10px;
}

/* View Certificate Button */
.view-certificate-btn {
    margin-top: 15px;
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-blue));
    color: var(--dark-bg);
    border: none;
    padding: 8px 20px;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.view-certificate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(188, 19, 254, 0.4);
}

.view-cert-btn {
    background: linear-gradient(135deg, var(--neon-green), var(--neon-blue));
    color: var(--dark-bg);
    border: none;
    padding: 8px 20px;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.view-cert-btn:hover {
    transform: translateY(-2px);
}

/* Animations */
@keyframes glitch {
    0% {
        text-shadow: 0.05em 0 0 var(--neon-blue), -0.05em -0.025em 0 var(--neon-purple), -0.025em 0.05em 0 var(--neon-pink);
    }
    14% {
        text-shadow: 0.05em 0 0 var(--neon-blue), -0.05em -0.025em 0 var(--neon-purple), -0.025em 0.05em 0 var(--neon-pink);
    }
    15% {
        text-shadow: -0.05em -0.025em 0 var(--neon-blue), 0.025em 0.025em 0 var(--neon-purple), -0.05em -0.05em 0 var(--neon-pink);
    }
    49% {
        text-shadow: -0.05em -0.025em 0 var(--neon-blue), 0.025em 0.025em 0 var(--neon-purple), -0.05em -0.05em 0 var(--neon-pink);
    }
    50% {
        text-shadow: 0.025em 0.05em 0 var(--neon-blue), 0.05em 0 0 var(--neon-purple), 0 -0.05em 0 var(--neon-pink);
    }
    99% {
        text-shadow: 0.025em 0.05em 0 var(--neon-blue), 0.05em 0 0 var(--neon-purple), 0 -0.05em 0 var(--neon-pink);
    }
    100% {
        text-shadow: -0.025em 0 0 var(--neon-blue), -0.025em -0.025em 0 var(--neon-purple), -0.025em -0.05em 0 var(--neon-pink);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Notification */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: var(--dark-bg);
    padding: 15px 25px;
    border-radius: 8px;
    z-index: 9999;
    animation: slideIn 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.notification i {
    font-size: 1.5rem;
}

/* Modal Styles */
.certificate-modal,
.org-modal,
.skill-details-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.certificate-modal.active,
.org-modal.active,
.skill-details-modal.active {
    display: flex;
    opacity: 1;
    animation: fadeIn 0.3s ease;
}

.certificate-content,
.org-modal-content,
.skill-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    background: var(--dark-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 0 40px var(--neon-blue);
    border: 2px solid var(--neon-purple);
    animation: slideUp 0.4s ease;
}

/* Certificate Modal Specific */
.certificate-content {
    width: 800px;
}

.certificate-img {
    width: 100%;
    height: auto;
    max-height: 70vh;
    object-fit: contain;
    display: block;
    border-bottom: 2px solid var(--neon-purple);
}

.certificate-info {
    padding: 20px;
    text-align: center;
    background: rgba(10, 10, 20, 0.8);
}

.certificate-info h3 {
    color: var(--neon-blue);
    margin-bottom: 10px;
}

.certificate-info p {
    color: var(--neon-purple);
    margin-bottom: 20px;
}

/* Organization Modal Specific */
.org-modal-content {
    width: 700px;
    max-height: 85vh;
    overflow-y: auto;
}

.org-modal-header {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px;
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-blue));
    color: var(--dark-bg);
}

.org-modal-icon {
    width: 70px;
    height: 70px;
    background: var(--dark-bg);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--neon-purple);
}

.org-modal-header h3 {
    margin-bottom: 5px;
    color: var(--dark-bg);
}

.org-modal-subtitle {
    color: rgba(5, 5, 8, 0.8);
    font-weight: 600;
}

.org-modal-body {
    padding: 30px;
}

.org-modal-section {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(188, 19, 254, 0.2);
}

.org-modal-section:last-child {
    border-bottom: none;
}

.org-modal-section h4 {
    color: var(--neon-blue);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
}

.org-modal-section ul {
    list-style: none;
    padding-left: 25px;
}

.org-modal-section li {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 10px;
    position: relative;
    padding-left: 30px;
}

.org-modal-section li::before {
    content: '✓';
    color: var(--neon-green);
    position: absolute;
    left: 0;
    font-weight: bold;
    font-size: 1.1rem;
}

.tools-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.tool-tag {
    background: rgba(15, 240, 252, 0.15);
    color: var(--neon-blue);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(15, 240, 252, 0.3);
}

.skills-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 15px;
}

.skill-progress {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 15px;
    align-items: center;
}

.skill-progress span:first-child {
    color: var(--text-color);
    font-weight: 500;
}

.skill-progress span:last-child {
    color: var(--neon-blue);
    font-weight: 600;
    min-width: 40px;
    text-align: right;
}

.progress-bar {
    grid-column: 1 / -1;
    width: 100%;
    height: 10px;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 5px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
    border-radius: 5px;
    transition: width 1s ease;
}

/* Skill Details Modal Specific */
.skill-modal-content {
    width: 800px;
    max-height: 90vh;
    overflow-y: auto;
}

.skill-modal-header {
    padding: 25px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: var(--dark-bg);
    text-align: center;
}

.skill-modal-header h3 {
    color: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-size: 1.8rem;
}

.skill-modal-body {
    padding: 30px;
}

.skill-category-details h4 {
    color: var(--neon-green);
    margin: 25px 0 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid rgba(57, 255, 20, 0.3);
    font-size: 1.3rem;
}

.skill-category-details h4:first-child {
    margin-top: 0;
}

.skill-item-detail {
    margin-bottom: 25px;
    background: rgba(15, 15, 25, 0.5);
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid var(--neon-blue);
}

.skill-item-detail span {
    display: block;
    color: var(--neon-blue);
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.skill-examples {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.skill-examples p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.skill-examples strong {
    color: var(--neon-green);
}

/* CTF Achievements */
.ctf-achievements {
    background: rgba(188, 19, 254, 0.1);
    padding: 20px;
    border-radius: 10px;
    margin: 25px 0;
}

.ctf-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    text-align: center;
}

.ctf-stat-item {
    background: rgba(15, 15, 25, 0.7);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(15, 240, 252, 0.3);
}

.ctf-stat-number {
    color: var(--neon-blue);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
    text-shadow: 0 0 10px var(--neon-blue);
}

.ctf-stat-label {
    color: var(--text-color);
    font-size: 0.9rem;
}

/* Certifications */
.certifications {
    margin-top: 30px;
}

.cert-item {
    background: rgba(15, 15, 25, 0.7);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 15px;
    border: 1px solid rgba(57, 255, 20, 0.2);
}

.cert-item h5 {
    color: var(--neon-blue);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.cert-item p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
    font-size: 0.9rem;
}

/* Projects Showcase */
.projects-showcase {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid rgba(15, 240, 252, 0.3);
}

.project-item {
    background: rgba(15, 15, 25, 0.5);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.project-item h5 {
    color: var(--neon-blue);
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.project-item p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tags span {
    background: rgba(15, 240, 252, 0.15);
    color: var(--neon-blue);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Close Buttons */
.close-certificate,
.close-org,
.close-skill {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--neon-purple);
    color: var(--dark-bg);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-certificate:hover,
.close-org:hover,
.close-skill:hover {
    background: var(--neon-blue);
    transform: rotate(90deg);
    box-shadow: 0 0 15px var(--neon-blue);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .contact-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 992px) {
    section {
        padding: 80px 5%;
    }
    
    nav {
        padding: 15px 5%;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-text {
        padding-right: 0;
    }
    
    .personal-info {
        grid-template-columns: 1fr;
    }
    
    .education-card {
        flex-direction: column;
        gap: 20px;
    }
    
    .edu-icon {
        align-self: flex-start;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--darker-bg);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        border-top: 1px solid rgba(188, 19, 254, 0.2);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    
    .hero-stats .stat {
        width: 100%;
        max-width: 250px;
    }
    
    .tab-buttons {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
        text-align: center;
    }
    
    .exp-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .exp-date {
        align-self: flex-start;
    }
    
    .seminar-grid {
        grid-template-columns: 1fr;
    }
    
    .achievement-card {
        flex-direction: column;
        gap: 20px;
    }
    
    .achievement-medal,
    .achievement-icon {
        align-self: center;
    }
    
    .skill-category-tabs {
        flex-direction: column;
    }
    
    .skill-tab {
        width: 100%;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    /* Modal Responsive */
    .certificate-content,
    .org-modal-content,
    .skill-modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .ctf-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .org-modal-header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .skill-modal-header h3 {
        font-size: 1.5rem;
    }
    
    .skill-progress {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .skill-progress span:last-child {
        text-align: left;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .tagline {
        font-size: 1.1rem;
    }
    
    .experience-tabs,
    .skills-tabs {
        padding: 20px;
    }
    
    .training-grid {
        grid-template-columns: 1fr;
    }
    
    .ctf-stats {
        flex-direction: column;
        gap: 15px;
    }
    
    .social-links {
        gap: 15px;
    }
    
    .social-link {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    /* Modal Responsive */
    .certificate-content,
    .org-modal-content,
    .skill-modal-content {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
    }
    
    .ctf-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .certificate-img {
        max-height: 60vh;
    }
    
    .org-modal-body,
    .skill-modal-body {
        padding: 20px;
    }
    
    .close-certificate,
    .close-org,
    .close-skill {
        top: 10px;
        right: 10px;
        width: 35px;
        height: 35px;
    }
}