/* ========== CSS Custom Properties ========== */
:root {
    --bg-base: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #999999;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    --accent-1: #ccff00;          /* liquid lime */
    --accent-2: #9dff00;
    --accent-3: #00cc66;
    --gradient-accent: linear-gradient(135deg, #ccff00, #00cc66);
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    --blur-layer-1: 85px;
    --blur-layer-2: 75px;
    --blur-layer-3: 70px;
    --blur-layer-4: 175px;
    --blur-layer-5: 80px;
    --blur-layer-6: 138px;
}

@media (min-width: 768px) {
    :root {
        --blur-layer-1: 122px;
        --blur-layer-2: 108px;
        --blur-layer-3: 101px;
        --blur-layer-4: 252px;
        --blur-layer-5: 115px;
        --blur-layer-6: 198px;
    }
}

/* ========== Reset & Base ========== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ========== Aurora Background ========== */
.aura-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.aura-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    transform: translateZ(0);
    will-change: transform;
}

.aura-layer-1 {
    background: linear-gradient(154deg, transparent 18%, rgba(20,80,30,0.06) 29%, rgba(204,255,0,0.35) 36%, rgb(255,255,255) 42%, rgba(157,255,0,0.28) 48%, rgba(0,204,102,0.22) 55%, rgba(153,255,0,0.30) 62%, rgba(30,80,40,0.08) 68%, transparent 82%);
    mix-blend-mode: screen;
    filter: blur(var(--blur-layer-1));
}

.aura-layer-2 {
    background: linear-gradient(128deg, transparent 28%, rgba(30,80,40,0.06) 38%, rgba(153,255,0,0.35) 43%, rgb(255,255,255) 48%, rgba(0,204,102,0.22) 52%, rgba(204,255,0,0.25) 57%, rgba(50,100,50,0.10) 62%, transparent 76%);
    mix-blend-mode: screen;
    filter: blur(var(--blur-layer-2));
    opacity: 0.9;
}

.aura-layer-3 {
    background: radial-gradient(ellipse 78% 20% at 51% 53%, rgba(157,255,0,0.24) 0%, rgba(0,204,102,0.10) 45%, transparent 82%);
    mix-blend-mode: screen;
    filter: blur(var(--blur-layer-3));
    opacity: 0.9;
}

.aura-layer-4 {
    background: radial-gradient(ellipse 48% 9% at 52% 50%, rgba(204,255,0,0.14) 0%, rgba(157,255,0,0.06) 45%, transparent 80%);
    mix-blend-mode: screen;
    filter: blur(var(--blur-layer-4));
}

.aura-layer-5 {
    background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(10,10,10,0.75) 28%, rgba(20,20,20,0.30) 55%, transparent 78%);
    mix-blend-mode: multiply;
    filter: blur(var(--blur-layer-5));
    opacity: 0.9;
}

.aura-layer-6 {
    background: radial-gradient(ellipse 50% 28% at 72% 18%, rgba(157,255,0,0.10) 0%, rgba(100,150,50,0.04) 45%, transparent 82%);
    mix-blend-mode: screen;
    filter: blur(var(--blur-layer-6));
    opacity: 0.7;
}

.aura-grain {
    position: absolute;
    inset: 0;
    mix-blend-mode: overlay;
    opacity: 0.85;
    pointer-events: none;
}

/* ========== Utility ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition-smooth);
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    background-size: 200% auto;
    animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
    to {
        background-position: 200% center;
    }
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 3rem;
}

.btn {
    display: inline-block;
    padding: 0.9rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-family: var(--font-body);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    border: 1px solid transparent;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: #0a0a0a;
    border: none;
    box-shadow: 0 4px 15px rgba(204, 255, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(204, 255, 0, 0.5);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    backdrop-filter: blur(8px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-1);
    transform: translateY(-2px);
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-base);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(204, 255, 0, 0.4);
}

/* ========== Navigation ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1rem 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--text-primary);
    text-decoration: none;
}

.logo span {
    color: var(--accent-1);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width 0.3s;
}

.nav-links a:hover {
    color: var(--text-primary);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-smooth);
}

/* ========== Hero ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 6rem;
    padding-bottom: 4rem;
}

.hero-content {
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1.2rem;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(8px);
    font-size: 0.9rem;
    color: var(--accent-1);
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out;
}

.hero-badge i {
    margin-right: 0.5rem;
}

.hero-name {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 8vw, 5.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-role {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2.5rem;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 2.5rem;
    animation: fadeInUp 1s ease-out 1s both;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    transition: var(--transition-smooth);
    text-decoration: none;
    font-size: 1.2rem;
}

.social-link:hover {
    color: var(--accent-1);
    border-color: var(--accent-1);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(204, 255, 0, 0.2);
}

.orb {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(204, 255, 0, 0.15), transparent 70%);
    filter: blur(20px);
    pointer-events: none;
    animation: floatOrb 6s ease-in-out infinite;
}

.orb-1 { width: 300px; height: 300px; top: 15%; right: 5%; }
.orb-2 {
    width: 200px; height: 200px; bottom: 20%; left: 10%;
    background: radial-gradient(circle, rgba(0, 204, 102, 0.1), transparent 70%);
    animation-delay: -2s;
}
.orb-3 {
    width: 150px; height: 150px; top: 40%; left: 30%;
    background: radial-gradient(circle, rgba(157, 255, 0, 0.15), transparent 70%);
    animation-delay: -4s;
}

@keyframes floatOrb {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-30px) scale(1.05); }
}

/* ========== About ========== */
.about { padding: 6rem 0; }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.about-text p + p { margin-top: 1rem; }

.about-cards { display: grid; gap: 1.5rem; }

.fact-card {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.fact-icon { font-size: 2rem; color: var(--accent-1); }

.fact-number {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.fact-label { color: var(--text-muted); }

.stats-row {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    flex: 1;
    min-width: 100px;
}

.stat-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-1);
    display: block;
}

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

/* ========== Skills ========== */
.skills { padding: 6rem 0; }

.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    padding: 1.8rem 1.5rem;
    text-align: center;
    transition: var(--transition-smooth);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(204, 255, 0, 0.1), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

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

.skill-card:hover {
    transform: translateY(-8px);
    border-color: rgba(204, 255, 0, 0.3);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
}

.skill-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
    color: var(--accent-1);
}

.skill-name { font-weight: 600; margin-bottom: 0.3rem; }
.skill-level { color: var(--text-muted); font-size: 0.85rem; }

/* ========== Projects ========== */
.projects { padding: 6rem 0; }

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    padding: 1.5rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: rgba(204, 255, 0, 0.3);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.project-image {
    width: 100%;
    height: 180px;
    background: linear-gradient(135deg, rgba(204, 255, 0, 0.1), rgba(0, 204, 102, 0.1));
    border-radius: 12px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.project-image .placeholder-icon {
    opacity: 0.5;
    color: var(--accent-1);
}

.project-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.project-description {
    color: var(--text-secondary);
    flex: 1;
    margin-bottom: 1rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tag {
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.project-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.project-link {
    color: var(--accent-1);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: gap 0.3s;
}

.project-link:hover { gap: 0.8rem; }

.github-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.github-link:hover { color: var(--accent-1); }

.coming-soon-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
    z-index: 1;
}

.project-card.coming-soon:hover .coming-soon-overlay {
    opacity: 1;
}

/* ========== Contact / Footer ========== */
.contact {
    padding: 6rem 0 3rem;
    text-align: center;
}

.contact-cta { margin: 2rem auto; }

.contact-socials {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 3rem 0;
}

.contact-social-link {
    font-size: 2rem;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.contact-social-link:hover {
    color: var(--accent-1);
    transform: translateY(-5px);
}

.footer {
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        font-size: 1.5rem;
        transform: translateX(100%);
        transition: transform 0.3s ease-in-out;
        z-index: 99;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .hamburger {
        display: flex;
        z-index: 100;
    }

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

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

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}