/* ========================================
   PROFESSIONAL PORTFOLIO THEME
   Modern, Clean & Interactive
   ======================================== */

/* --- CSS Variables --- */
:root {
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-card: #0d1117;
    --bg-card-hover: #161b22;
    --text-primary: #00d4ff;
    --text-secondary: #e0e0e0;
    --text-muted: #7a8599;
    --accent-cyan: #00d4ff;
    --accent-magenta: #ff0066;
    --accent-green: #00ff88;
    --accent-yellow: #ffcc00;
    --border-color: #1a3a4a;
    --border-light: #30363d;
    --glow-cyan: 0 0 20px rgba(0, 212, 255, 0.4);
    --glow-magenta: 0 0 20px rgba(255, 0, 102, 0.4);
    --gradient-primary: linear-gradient(135deg, var(--accent-cyan), var(--accent-magenta));
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-secondary);
    font-family: "JetBrains Mono", "Fira Code", "Consolas", monospace;
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Scanlines Overlay (Subtle) --- */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 212, 255, 0.01) 2px,
        rgba(0, 212, 255, 0.01) 4px
    );
    pointer-events: none;
    z-index: 9999;
}

/* --- Selection --- */
::selection {
    background: var(--accent-cyan);
    color: var(--bg-dark);
}

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}

/* --- Links --- */
a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: var(--transition-normal);
}

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

/* --- Highlight Text --- */
.highlight {
    color: var(--accent-cyan);
    font-weight: 600;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    background: rgba(10, 10, 10, 0.8) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    padding: 15px 0;
    transition: var(--transition-normal);
    z-index: 1000;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95) !important;
    border-bottom-color: var(--border-color);
    padding: 10px 0;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.5);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-secondary) !important;
    display: flex;
    align-items: center;
    gap: 5px;
}

.terminal-prompt {
    color: var(--accent-cyan);
}

.cursor-blink {
    color: var(--accent-cyan);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.nav-link {
    color: var(--text-muted) !important;
    font-size: 0.85rem;
    padding: 8px 15px !important;
    transition: var(--transition-normal);
    position: relative;
}

.nav-number {
    color: var(--accent-cyan);
    font-size: 0.75rem;
    margin-right: 5px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-cyan) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: var(--transition-normal);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 70%;
}

.cruz-link {
    margin-left: 15px;
    font-size: 1.1rem;
    opacity: 0.7;
    transition: var(--transition-normal);
}

.cruz-link:hover {
    opacity: 1;
    transform: scale(1.1);
}

.navbar-toggler {
    border: 1px solid var(--border-color);
    padding: 8px 12px;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero-section {
    min-height: 100vh;
    background: var(--bg-dark);
    position: relative;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 0, 102, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-greeting {
    margin-bottom: 20px;
}

.greeting-text {
    color: var(--accent-cyan);
    font-size: 1rem;
    letter-spacing: 1px;
}

.hero-name {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    color: var(--text-secondary);
    margin-bottom: 10px;
    line-height: 1.1;
}

/* Glitch Effect */
.glitch-text {
    position: relative;
    color: #fff !important;
}

.glitch-text::before,
.glitch-text::after {
    display: none !important;
}

.hero-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--text-muted);
    font-weight: 400;
    margin-bottom: 25px;
    min-height: 1.5em;
}

.typing-text {
    color: var(--accent-cyan);
}

.cursor {
    color: var(--accent-cyan);
    animation: blink 0.7s infinite;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-muted);
    max-width: 540px;
    margin-bottom: 30px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.btn-primary-custom {
    background: transparent;
    color: var(--accent-cyan);
    border: 2px solid var(--accent-cyan);
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.btn-primary-custom:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark);
    box-shadow: var(--glow-cyan);
    transform: translateY(-3px);
}

.btn-secondary-custom {
    background: transparent;
    color: var(--text-muted);
    border: 2px solid var(--border-color);
    padding: 12px 28px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.btn-secondary-custom:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-3px);
}

.hero-social {
    display: flex;
    gap: 20px;
}

.social-link {
    width: 45px;
    height: 45px;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text-muted);
    transition: var(--transition-normal);
}

.social-link:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-5px);
    box-shadow: var(--glow-cyan);
}

/* Code Window */
.code-window {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.code-header {
    background: var(--bg-darker);
    padding: 12px 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca40; }

.file-name {
    margin-left: 10px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.code-content {
    padding: 20px;
    font-size: 0.85rem;
    line-height: 1.6;
    margin: 0;
    background: transparent;
}

.code-content code {
    color: var(--text-secondary);
}

.keyword { color: var(--accent-magenta); }
.variable { color: var(--text-secondary); }
.property { color: var(--accent-cyan); }
.string { color: var(--accent-green); }
.method { color: var(--accent-yellow); }

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    opacity: 0.5;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 15px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 1.5s infinite;
}

@keyframes scroll-wheel {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 20px; }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ========================================
   SECTIONS COMMON
   ======================================== */
.section-padding {
    padding: 100px 0;
}

.section-dark {
    background: var(--bg-darker);
}

.section-highlight {
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(0, 212, 255, 0.02) 50%, var(--bg-dark) 100%);
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 50px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--border-color), transparent);
    max-width: 300px;
}

.title-number {
    color: var(--accent-cyan);
    font-size: 1.2rem;
    font-weight: 400;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    text-align: center;
    margin-bottom: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about-image-wrapper {
    position: relative;
    max-width: 350px;
    margin: 0 auto 30px;
}

.about-image-frame {
    position: relative;
    border-radius: 5px;
    overflow: hidden;
}

.about-image {
    width: 100%;
    filter: grayscale(20%);
    transition: var(--transition-slow);
}

.about-image-frame:hover .about-image {
    filter: grayscale(0%);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(255, 0, 102, 0.1));
    mix-blend-mode: overlay;
    transition: var(--transition-normal);
}

.about-image-frame:hover .image-overlay {
    opacity: 0;
}

.image-decoration {
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 2px solid var(--accent-cyan);
    border-radius: 5px;
    z-index: -1;
    transition: var(--transition-normal);
}

.about-image-wrapper:hover .image-decoration {
    top: 15px;
    left: 15px;
}

.about-content p {
    margin-bottom: 20px;
    color: var(--text-muted);
    line-height: 1.8;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number, .stat-suffix {
    display: inline-block;
    vertical-align: middle;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent-cyan);
    margin-right: 0.15em;
}

.stat-suffix {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    margin-left: 0.05em;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-top: 5px;
}

/* ========================================
   SKILLS SECTION
   ======================================== */
.skills-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.skill-tab {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 12px 25px;
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 8px;
}

.skill-tab:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.skill-tab.active {
    background: var(--accent-cyan);
    border-color: var(--accent-cyan);
    color: var(--bg-dark);
}

.skill-panel {
    display: none;
}

.skill-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 25px;
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 25px;
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.skill-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.skill-card:hover::before {
    transform: scaleX(1);
}

.skill-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
}

.skill-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: grayscale(30%);
    transition: var(--transition-normal);
}

.skill-card:hover .skill-icon img {
    filter: grayscale(0%);
    transform: scale(1.1);
}

.skill-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.skill-bar {
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 10px;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
    width: 0;
    transition: width 1s ease-out;
}

.skill-level {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.skill-level.learning {
    color: var(--accent-yellow);
}

/* ========================================
   PROJECTS SECTION
   ======================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 30px;
    transition: var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 300px;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.project-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-card.featured {
    border-color: var(--accent-cyan);
}

.project-card.featured::before {
    transform: scaleX(1);
}

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

.project-folder {
    font-size: 2.5rem;
    color: var(--accent-cyan);
}

.project-links a {
    color: var(--text-muted);
    font-size: 1.3rem;
    margin-left: 15px;
    transition: var(--transition-normal);
}

.project-links a:hover {
    color: var(--accent-cyan);
    transform: translateY(-3px);
}

.project-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 15px;
    transition: var(--transition-normal);
}

.project-card:hover .project-title {
    color: var(--accent-cyan);
}

.project-description {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
    flex: 1;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
}

.project-tech span {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: rgba(0, 212, 255, 0.1);
    padding: 5px 12px;
    border-radius: 3px;
}

.projects-cta {
    text-align: center;
}

.btn-outline {
    background: transparent;
    color: var(--accent-cyan);
    border: 2px solid var(--accent-cyan);
    padding: 15px 35px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.btn-outline:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark);
    box-shadow: var(--glow-cyan);
    transform: translateY(-3px);
}

/* ========================================
   OPPORTUNITY SECTION
   ======================================== */
.opportunity-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 60px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.opportunity-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.opportunity-icon {
    width: 80px;
    height: 80px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--accent-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    font-size: 2rem;
    color: var(--accent-cyan);
}

.opportunity-card h3 {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.opportunity-card p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 30px;
    line-height: 1.8;
}

.opportunity-tags {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.opportunity-tags span {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-cyan);
    padding: 10px 20px;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.opportunity-tags i {
    color: var(--accent-green);
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group label i {
    color: var(--accent-cyan);
}

.form-control {
    width: 100%;
    background: var(--bg-darker) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 0 !important;
    color: var(--text-secondary) !important;
    padding: 15px !important;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.form-control:focus {
    border-color: var(--accent-cyan) !important;
    box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.1) !important;
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    width: 100%;
    background: transparent;
    color: var(--accent-cyan);
    border: 2px solid var(--accent-cyan);
    padding: 15px 30px;
    font-family: inherit;
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
}

.btn-submit:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark);
    box-shadow: var(--glow-cyan);
}

.btn-submit .btn-loading {
    display: none;
}

.btn-submit.loading .btn-text {
    display: none;
}

.btn-submit.loading .btn-loading {
    display: inline-flex;
    align-items: center;
}

.contact-info-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    height: 100%;
}

.contact-info-wrapper h4 {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-icon {
    width: 45px;
    height: 45px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--accent-cyan);
    flex-shrink: 0;
}

.contact-details {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.contact-details a,
.contact-details span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.contact-details a:hover {
    color: var(--accent-cyan);
}

/* ========================================
   EXPERIENCE TIMELINE
   ======================================== */
.experience-section {
    background: var(--bg-darker);
}

.timeline {
    position: relative;
    padding: 20px 0;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-magenta));
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    padding-bottom: 50px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: 15px;
    top: 0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 3px solid var(--accent-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.timeline-marker i {
    font-size: 0.8rem;
    color: var(--accent-cyan);
}

.timeline-marker.current {
    border-color: var(--accent-magenta);
    box-shadow: 0 0 20px rgba(255, 0, 102, 0.4);
    animation: pulse-marker 2s infinite;
}

.timeline-marker.current i {
    color: var(--accent-magenta);
}

.timeline-marker.education {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

@keyframes pulse-marker {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 0, 102, 0.4);
    }
    50% {
        box-shadow: 0 0 30px rgba(255, 0, 102, 0.6);
    }
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 30px;
    position: relative;
    transition: var(--transition-normal);
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 10px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 10px solid var(--border-color);
}

.timeline-content::after {
    content: '';
    position: absolute;
    left: -8px;
    top: 11px;
    width: 0;
    height: 0;
    border-top: 9px solid transparent;
    border-bottom: 9px solid transparent;
    border-right: 9px solid var(--bg-card);
}

.timeline-content:hover {
    border-color: var(--accent-cyan);
    transform: translateX(5px);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 15px;
}

.timeline-company {
    color: var(--text-primary);
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
}

.timeline-role {
    color: var(--accent-cyan);
    font-size: 1rem;
    margin: 5px 0 0 0;
}

.timeline-date {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.timeline-badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 2px;
    margin-left: 10px;
}

.timeline-badge.current {
    background: rgba(255, 0, 102, 0.2);
    color: var(--accent-magenta);
    border: 1px solid var(--accent-magenta);
}

.timeline-badge.education {
    background: rgba(0, 212, 255, 0.2);
    color: var(--accent-cyan);
    border: 1px solid var(--accent-cyan);
}

.timeline-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.timeline-tech span {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-cyan);
    padding: 5px 12px;
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
}

.footer-content {
    text-align: center;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.footer-social a:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-5px);
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.footer-text i {
    color: var(--accent-magenta);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.8rem;
    opacity: 0.7;
}

/* ========================================
   MODAL
   ======================================== */
.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 0;
}

.modal-header {
    background: var(--bg-darker);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 25px;
}

.modal-title {
    color: var(--accent-cyan);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modal-body {
    padding: 30px 25px;
}

.modal-body blockquote {
    color: var(--text-secondary);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 15px;
}

.modal-body cite {
    color: var(--accent-cyan);
    font-size: 0.9rem;
}

.btn-close {
    filter: invert(1);
    opacity: 0.5;
}

.btn-close:hover {
    opacity: 1;
}

/* ========================================
   BACK TO TOP
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--accent-cyan);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark);
    transform: translateY(-5px);
    box-shadow: var(--glow-cyan);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 992px) {
    .hero-section {
        text-align: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-social {
        justify-content: center;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .section-title {
        justify-content: center;
    }
    
    .section-title::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 70px 0;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .opportunity-card {
        padding: 40px 25px;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
    
    .timeline-marker {
        left: 5px;
        width: 28px;
        height: 28px;
    }
    
    .timeline-content {
        padding: 20px;
    }
    
    .timeline-header {
        flex-direction: column;
        gap: 10px;
    }
    
    .timeline-badge {
        margin-left: 0;
    }
    
    .contact-form-wrapper,
    .contact-info-wrapper {
        padding: 30px 20px;
    }
    
    .contact-info-wrapper {
        margin-top: 30px;
    }
}

@media (max-width: 576px) {
    .hero-name {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 1.2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary-custom,
    .btn-secondary-custom {
        width: 100%;
        justify-content: center;
    }
    
    .skills-tabs {
        flex-direction: column;
    }
    
    .skill-tab {
        width: 100%;
        justify-content: center;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .opportunity-tags {
        flex-direction: column;
        align-items: center;
    }
}