/* ═══════════════════════════════════════════════════════════════
   VARIABLES & RESET
═══════════════════════════════════════════════════════════════ */
:root {
    --primary-color: #00ff00;
    --primary-dark: #00cc00;
    --primary-glow: rgba(0, 255, 0, 0.3);
    --bg-dark: #0a0a0a;
    --bg-card: #1a1a1a;
    --bg-card-hover: #222222;
    --text-primary: #ffffff;
    --text-secondary: #888888;
    --border-color: #2a2a2a;
    --border-glow: rgba(0, 255, 0, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ═══════════════════════════════════════════════════════════════
   MATRIX RAIN CANVAS
═══════════════════════════════════════════════════════════════ */
#matrix {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.15;
}

/* ═══════════════════════════════════════════════════════════════
   MAIN CONTAINER
═══════════════════════════════════════════════════════════════ */
.container {
    display: flex;
    max-width: 1200px;
    margin: 40px auto;
    padding: 20px;
    gap: 30px;
    position: relative;
    z-index: 1;
}

/* ═══════════════════════════════════════════════════════════════
   SIDEBAR
═══════════════════════════════════════════════════════════════ */
.sidebar {
    width: 300px;
    min-width: 300px;
    background: var(--bg-card);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5),
                0 0 60px var(--primary-glow);
    position: sticky;
    top: 40px;
    height: fit-content;
    transition: all 0.3s ease;
}

.sidebar:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.6),
                0 0 80px var(--primary-glow);
}

/* Profile Section */
.profile-section {
    text-align: center;
    margin-bottom: 30px;
}

.avatar-container {
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
}

.avatar {
    width: 150px;
    height: 150px;
    border-radius: 20px;
    object-fit: cover;
    border: 3px solid var(--primary-color);
    box-shadow: 0 0 20px var(--primary-glow);
    transition: all 0.3s ease;
}

.avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--primary-glow);
}

.status-indicator {
    position: absolute;
    bottom: 10px;
    right: 10px;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 3px solid var(--bg-card);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 var(--primary-glow); }
    50% { box-shadow: 0 0 0 10px transparent; }
}

.name {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.role {
    display: inline-block;
    background: linear-gradient(135deg, var(--bg-dark), #1a1a1a);
    color: var(--primary-color);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--primary-color);
    text-shadow: 0 0 10px var(--primary-glow);
}

/* Info Section */
.info-section {
    border-top: 1px solid var(--border-color);
    padding-top: 25px;
    margin-bottom: 25px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.info-item i {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-top: 3px;
    text-shadow: 0 0 10px var(--primary-glow);
}

.info-item .status-online {
    font-size: 0.6rem;
    animation: pulse 2s infinite;
}

.info-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 3px;
}

.info-value {
    font-size: 0.9rem;
    color: var(--text-primary);
    word-break: break-all;
}

.info-value.online {
    color: var(--primary-color);
    font-weight: 600;
    text-shadow: 0 0 10px var(--primary-glow);
}

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}

.social-btn {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px var(--primary-glow);
}

/* Binary Decoration */
.binary-decoration {
    font-family: 'Fira Code', monospace;
    font-size: 0.65rem;
    color: var(--primary-color);
    opacity: 0.3;
    text-align: center;
    word-break: break-all;
    line-height: 1.8;
}

/* ═══════════════════════════════════════════════════════════════
   MAIN CONTENT
═══════════════════════════════════════════════════════════════ */
.main-content {
    flex: 1;
    background: var(--bg-card);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
}

/* Navigation */
.nav-menu {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.nav-item {
    padding: 10px 25px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.nav-item:hover,
.nav-item.active {
    color: var(--primary-color);
    background: rgba(0, 255, 0, 0.1);
    text-shadow: 0 0 10px var(--primary-glow);
}

/* Sections */
.section {
    margin-bottom: 50px;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.title-line {
    width: 50px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
    margin-bottom: 25px;
    box-shadow: 0 0 10px var(--primary-glow);
}

.about-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.highlight {
    color: var(--primary-color);
    font-weight: 500;
}

/* Services */
.subsection-title {
    font-size: 1.3rem;
    margin: 35px 0 20px;
    color: var(--text-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.services-grid .service-card:last-child {
    grid-column: 1 / -1;
    max-width: 50%;
    justify-self: center;
}

@media (max-width: 900px) {
    .services-grid .service-card:last-child {
        grid-column: auto;
        max-width: 100%;
        justify-self: stretch;
    }
}

.service-card {
    display: flex;
    gap: 15px;
    padding: 25px;
    background: var(--bg-dark);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--primary-glow);
}

.service-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    font-size: 1.3rem;
    color: var(--bg-dark);
}

.service-content h4 {
    font-size: 1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.service-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Skills */
.skills-category {
    margin-bottom: 30px;
}

.category-title {
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-title i {
    font-size: 0.9rem;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.skill-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 15px var(--primary-glow);
    transform: translateY(-2px);
}

.skill-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

/* Contact */
.contact-info {
    text-align: center;
    padding: 30px;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 35px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--bg-dark);
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.95rem;
    margin: 10px;
    transition: all 0.3s ease;
}

.contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--primary-glow);
}

.contact-btn.github {
    background: var(--bg-dark);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.contact-btn.github:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
}

/* Footer Quote */
.footer-quote {
    text-align: center;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.quote {
    display: block;
    font-style: italic;
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 10px;
}

.author {
    color: var(--primary-color);
    font-size: 0.9rem;
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .container {
        flex-direction: column;
        margin: 15px;
        gap: 20px;
    }

    .sidebar {
        width: 100%;
        min-width: auto;
        position: relative;
        top: 0;
    }

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

    .services-grid .service-card:last-child {
        max-width: 100%;
    }

    .nav-menu {
        justify-content: center;
        flex-wrap: wrap;
        gap: 5px;
    }

    .skills-grid {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .container {
        margin: 10px;
        padding: 5px;
    }

    .sidebar,
    .main-content {
        padding: 20px 15px;
        border-radius: 15px;
    }

    .avatar {
        width: 120px;
        height: 120px;
    }

    .name {
        font-size: 1.4rem;
    }

    .role {
        font-size: 0.75rem;
        padding: 6px 15px;
    }

    .info-value {
        font-size: 0.8rem;
        word-break: break-word;
    }

    .info-label {
        font-size: 0.65rem;
    }

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

    .nav-menu {
        gap: 3px;
    }

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

    .about-text {
        font-size: 0.9rem;
    }

    .service-card {
        padding: 15px;
        flex-direction: column;
        text-align: center;
    }

    .service-icon {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }

    .service-content h4 {
        font-size: 0.95rem;
    }

    .service-content p {
        font-size: 0.8rem;
    }

    .skills-grid {
        gap: 8px;
    }

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

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

    .category-title {
        font-size: 0.9rem;
    }

    .contact-btn {
        padding: 12px 25px;
        font-size: 0.85rem;
        display: flex;
        justify-content: center;
        width: 100%;
        max-width: 250px;
        margin: 10px auto;
    }

    .social-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .binary-decoration {
        font-size: 0.55rem;
    }
}

@media (max-width: 380px) {
    .container {
        margin: 5px;
    }

    .sidebar,
    .main-content {
        padding: 15px 10px;
    }

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

    .name {
        font-size: 1.2rem;
    }

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

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

    .skill-item i {
        font-size: 0.9rem;
    }
}

/* ═══════════════════════════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════════════════════════ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sidebar,
.main-content {
    animation: fadeInUp 0.6s ease forwards;
}

.main-content {
    animation-delay: 0.2s;
}

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

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}