:root {
    --bg-color: #020418;
    --text-color-primary: #E0E7FF;
    --text-color-secondary: #94A3B8;
    --card-bg-color: rgba(17, 24, 39, 0.45);
    --card-border-color: #1e293b;
    --header-bg-color: rgba(2, 4, 24, 0.8);
    --accent-color-cyan: #00E7FF;
    --accent-color-green: #00FF80;
    --accent-color-white: #FFFFFF;
    --accent-text-color-dark: #020418;
}

@keyframes text-shimmer {
    0% { background-position: -300% 0; }
    100% { background-position: 300% 0; }
}

@keyframes blink {
    50% { border-color: transparent; }
}

body {
    font-family: 'Roboto Mono', monospace;
    background-color: var(--bg-color);
    color: var(--text-color-primary);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.05em;
}

#name-heading {
    letter-spacing: 0.08em;
}

#tsparticles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -10;
}

.shimmer-text {
    color: var(--text-color-primary);
    background: linear-gradient(90deg,
            var(--text-color-primary),
            var(--text-color-primary),
            var(--accent-color-white),
            var(--text-color-primary),
            var(--text-color-primary));
    background-size: 300% 100%;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    animation: text-shimmer 6s infinite linear;
    display: inline-block;
}

#name-heading.shimmer-text {
    animation-duration: 8s;
}

.blinking-cursor {
    border-right: 3px solid var(--accent-color-cyan);
    animation: blink 1s step-end infinite;
}

.nav-link {
    transition: all 0.3s;
    border-bottom: 2px solid transparent;
    border-radius: 2px;
    padding-bottom: 4px;
}

.nav-link.active {
    color: var(--accent-color-cyan);
    text-shadow: 0 0 10px var(--accent-color-cyan);
    border-bottom-color: var(--accent-color-cyan);
}

.nav-link:hover {
    color: var(--accent-color-cyan);
    text-shadow: 0 0 10px var(--accent-color-cyan);
}

.tag,
.project-filter-btn {
    background-color: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(8px);
    color: var(--text-color-secondary);
    border: 1px solid var(--card-border-color);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.project-filter-btn {
    padding: 8px 18px;
    cursor: pointer;
}

.tag:hover,
.project-filter-btn:hover {
    background-color: rgba(0, 231, 255, 0.2);
    border-color: var(--accent-color-cyan);
    color: var(--text-color-primary);
    box-shadow: 0 0 15px rgba(0, 231, 255, 0.4);
}

.project-filter-btn.active {
    background-color: var(--accent-color-cyan);
    color: var(--accent-text-color-dark);
    border-color: var(--accent-color-cyan);
    font-weight: bold;
    box-shadow: 0 0 20px rgba(0, 231, 255, 0.6);
}

.card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    backdrop-filter: blur(12px);
    border-radius: 6px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}

.card-content {
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.card:hover {
    border-color: var(--accent-color-cyan);
    box-shadow: 0 0 25px rgba(0, 231, 255, 0.4);
    transform: translateY(-8px) scale(1.02);
    background-color: rgba(25, 34, 50, 0.6);
}

.card:hover .card-content h3 {
    color: var(--accent-color-cyan);
}

.card:hover .card-content,
.card:hover .card-content p,
.card:hover .card-content li {
    color: var(--text-color-primary);
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

main {
    position: relative;
    min-height: 100vh;
}

.page-content {
    opacity: 0;
    transform: translateY(10px);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    pointer-events: none;
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
    z-index: 0;
}

.page-content.is-active {
    opacity: 1;
    transform: translateY(0);
    position: relative;
    pointer-events: auto;
    z-index: 1;
}

#mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(2, 4, 24, 0.95);
    backdrop-filter: blur(10px);
    z-index: 40;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

#mobile-menu-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-link {
    font-size: 1.5rem;
    margin: 1rem 0;
    color: var(--text-color-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-color-cyan);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
    mix-blend-mode: difference;
}

.custom-cursor.hovered {
    width: 50px;
    height: 50px;
    background-color: rgba(0, 231, 255, 0.2);
    border-color: transparent;
}

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color-cyan), var(--accent-color-green));
    z-index: 100;
    width: 0%;
    transition: width 0.1s;
}

.ambient-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    z-index: -5;
    animation: floatOrb 10s infinite ease-in-out;
}

.orb-1 {
    top: 10%;
    left: 10%;
    width: 300px;
    height: 300px;
    background: var(--accent-color-cyan);
    animation-delay: 0s;
}

.orb-2 {
    bottom: 20%;
    right: 10%;
    width: 400px;
    height: 400px;
    background: var(--accent-color-green);
    animation-delay: -5s;
}

@keyframes floatOrb {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

.spotlight-card {
    position: relative;
    background-color: rgba(17, 24, 39, 0.6);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--card-border-color);
}

.spotlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 6px;
    padding: 1.5px;
    background: radial-gradient(800px circle at var(--mouse-x) var(--mouse-y),
            rgba(255, 255, 255, 0.4),
            transparent 40%);
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

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

.spotlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px -10px rgba(0, 231, 255, 0.15);
}

.glitch-wrapper {
    position: relative;
    display: inline-block;
}

.glitch-wrapper::before,
.glitch-wrapper::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
}

.glitch-wrapper::before {
    left: 2px;
    text-shadow: -1px 0 #ff00c1;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.glitch-wrapper::after {
    left: -2px;
    text-shadow: -1px 0 #00fff9;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(30px, 9999px, 10px, 0); }
    5% { clip: rect(80px, 9999px, 90px, 0); }
    10% { clip: rect(40px, 9999px, 20px, 0); }
    15% { clip: rect(10px, 9999px, 60px, 0); }
    20% { clip: rect(50px, 9999px, 30px, 0); }
    100% { clip: rect(70px, 9999px, 90px, 0); }
}

@keyframes glitch-anim2 {
    0% { clip: rect(10px, 9999px, 80px, 0); }
    5% { clip: rect(60px, 9999px, 10px, 0); }
    10% { clip: rect(20px, 9999px, 50px, 0); }
    15% { clip: rect(90px, 9999px, 30px, 0); }
    20% { clip: rect(10px, 9999px, 40px, 0); }
    100% { clip: rect(50px, 9999px, 20px, 0); }
}

.tech-chip {
    display: inline-block;
    padding: 6px 12px;
    margin: 4px;
    border-radius: 9999px;
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--card-border-color);
    color: var(--text-color-secondary);
    font-size: 0.875rem;
    transition: all 0.3s;
}

::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 5px;
    border: 1px solid var(--card-border-color);
}

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

::selection {
    background: var(--accent-color-cyan);
    color: #000;
}

.lang-bar-container {
    background: rgba(255, 255, 255, 0.1);
    height: 6px;
    border-radius: 3px;
    margin-top: 8px;
    overflow: hidden;
}

.lang-bar-fill {
    height: 100%;
    background: var(--accent-color-cyan);
    width: 0;
    transition: width 1s ease-out;
}

#back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--accent-color-cyan);
    color: #000;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s;
    z-index: 90;
    box-shadow: 0 0 15px rgba(0, 231, 255, 0.4);
    transform: translateY(20px);
}

#back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

#back-to-top:hover {
    transform: translateY(-5px);
}

@media print {
    header,
    #tsparticles,
    .ambient-orb,
    .custom-cursor,
    #back-to-top,
    #scroll-progress {
        display: none !important;
    }

    body {
        background: #fff !important;
        color: #000 !important;
    }

    .card {
        background: none !important;
        border: 1px solid #ccc !important;
        color: #000 !important;
        box-shadow: none !important;
    }

    .text-accent-color-cyan {
        color: #000 !important;
        font-weight: bold;
    }

    a {
        text-decoration: underline;
        color: #000 !important;
    }
}