:root {
    --color-primary: #60A5FA;
    --color-secondary: #FFFFFF;
    --color-accent: #EAB308;
    --color-background: #050505;
    --color-surface: #18181B;
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #A1A1AA;
    --color-border: #27272A;

    --font-display: "Inter", sans-serif;
    --font-body: "JetBrains Mono", monospace;

    --radius-card: 16px;
    --radius-control: 8px;
    --radius-pill: 9999px;

    --spacing-base: 8px;
    --spacing-gap: 16px;
    --spacing-card-padding: 24px;
    --spacing-section-padding: 80px;
}

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

body {
    background-color: var(--color-background);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
}

::selection {
    background-color: rgba(96, 165, 250, 0.3);
}

/* Background Layers */
.background-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.light-core {
    position: absolute;
    top: 50%;
    left: 75%;
    transform: translateY(-50%);
    width: 80vw;
    height: 80vw;
    max-width: 800px;
    max-height: 800px;
    border-radius: 50%;
    background-color: rgba(8, 145, 178, 0.2);
    filter: blur(120px);
}

.light-halo {
    position: absolute;
    top: 50%;
    left: 75%;
    transform: translateY(-50%);
    width: 40vw;
    height: 40vw;
    max-width: 400px;
    max-height: 400px;
    border-radius: 50%;
    background-color: rgba(6, 182, 212, 0.1);
    filter: blur(80px);
}

.blur-mask {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 160px;
    z-index: 10;
    mask-image: linear-gradient(to bottom, transparent 0%, black 100%);
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 100%);
}

.blur-backdrop {
    width: 100%;
    height: 100%;
    backdrop-filter: blur(24px);
    background-color: rgba(5, 5, 5, 0.4);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    padding: 20px 0;
    background: linear-gradient(to bottom, rgba(5,5,5,0.9), transparent);
    backdrop-filter: blur(10px);
}

.nav-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 20px;
    color: var(--color-text-primary);
}

.nav-links {
    display: flex;
    gap: 24px;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

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

/* Typography Utilities */
.display-title {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

.section-title {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

.text-primary {
    color: var(--color-primary);
}

.body-text {
    font-size: 16px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    max-width: 600px;
}

/* Main Container */
.container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 100px 24px 60px;
    display: flex;
    flex-direction: column;
    gap: 120px;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.badge .ping {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-primary);
    opacity: 0.75;
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.badge .dot {
    position: relative;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-primary);
    box-shadow: 0 0 8px var(--color-primary);
}

.badge-text {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    text-transform: uppercase;
}

@keyframes ping {
    75%, 100% {
        transform: scale(2.5);
        opacity: 0;
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-control);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: var(--font-body);
}

.btn-small {
    padding: 8px 16px;
    font-size: 12px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #000;
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: #3B82F6;
    box-shadow: 0 0 16px rgba(96, 165, 250, 0.4);
}

.btn-surface {
    background-color: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-surface:hover {
    background-color: #27272A;
    border-color: rgba(255, 255, 255, 0.2);
}

/* Hero Section */
.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 80vh;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-top: 16px;
}

.hero-image-wrapper {
    display: flex;
    justify-content: flex-end;
}

.image-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius-card);
    overflow: hidden;
    border: 1px solid var(--color-border);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.image-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(5,5,5,0.8), transparent);
    pointer-events: none;
}

.profile-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 4/5;
    transition: transform 0.5s ease;
}

.image-container:hover .profile-img {
    transform: scale(1.02);
}

/* Feature Sections (Projects & Organizations) */
.feature-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-section.reverse {
    grid-template-columns: 1fr 1fr;
}

.section-header {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.feature-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    cursor: default;
}

.icon-box {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background-color: rgba(255, 255, 255, 0.02);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

.feature-card:hover .icon-box {
    border-color: rgba(96, 165, 250, 0.3);
    background-color: rgba(96, 165, 250, 0.1);
}

.icon-glow {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover .icon-glow {
    opacity: 1;
}

.icon {
    font-size: 20px;
    color: var(--color-text-secondary);
    transition: color 0.3s ease;
    position: relative;
    z-index: 10;
}

.feature-card:hover .icon {
    color: var(--color-primary);
}

.feature-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-top: 2px;
}

.feature-title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text-primary);
}

.feature-desc {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* CV Section (Terminal) */
.cv-section {
    display: flex;
    justify-content: center;
    width: 100%;
}

.terminal-container {
    width: 100%;
    max-width: 800px;
    border-radius: var(--radius-card);
    background-color: #0a0a0a;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
    position: relative;
    transform: perspective(1000px);
    transition: transform 0.7s ease;
}

.terminal-container:hover {
    transform: scale(1.01);
}

.terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    background-color: rgba(255, 255, 255, 0.01);
}

.terminal-dots {
    display: flex;
    gap: 8px;
}

.dot-red { width: 12px; height: 12px; border-radius: 50%; background-color: #ef4444; border: 1px solid rgba(0,0,0,0.2); }
.dot-yellow { width: 12px; height: 12px; border-radius: 50%; background-color: #eab308; border: 1px solid rgba(0,0,0,0.2); }
.dot-green { width: 12px; height: 12px; border-radius: 50%; background-color: #22c55e; border: 1px solid rgba(0,0,0,0.2); }

.terminal-title {
    font-family: var(--font-body);
    font-size: 10px;
    color: var(--color-text-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 500;
}

.terminal-body {
    padding: 24px;
    height: 400px;
    font-size: 14px;
    position: relative;
    overflow: hidden;
}

#term-content {
    display: flex;
    flex-direction: column;
}

.term-line {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.term-prompt {
    color: var(--color-text-secondary);
    margin-right: 12px;
}

.term-command {
    color: #e5e5e5;
}

.info-text {
    color: var(--color-primary);
}

.status-line {
    color: var(--color-text-secondary);
    display: flex;
    justify-content: space-between;
    padding-right: 16px;
}

.success-text {
    color: var(--color-primary);
    letter-spacing: 0.025em;
    text-shadow: 0 0 8px rgba(96, 165, 250, 0.3);
}

.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }

.progress-bar-container {
    height: 6px;
    width: calc(100% - 16px);
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 9999px;
    overflow: hidden;
    position: relative;
}

.progress-bar-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: var(--color-primary);
    box-shadow: 0 0 12px rgba(96, 165, 250, 0.8);
    border-radius: 9999px;
    transition: width 1.8s ease-out;
}

.terminal-blur {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 64px;
    pointer-events: none;
    z-index: 10;
    background: linear-gradient(to top, #0a0a0a 10%, transparent 100%);
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 24px;
    border-top: 1px solid var(--color-border);
    margin-top: 60px;
}

.footer p {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .display-title { font-size: 40px; }
    .hero-section { grid-template-columns: 1fr; text-align: center; gap: 40px; }
    .hero-actions { justify-content: center; }
    .hero-image-wrapper { justify-content: center; }
    .hero-content { align-items: center; }
    
    .feature-section { grid-template-columns: 1fr; gap: 40px; }
    .feature-section.reverse { grid-template-columns: 1fr; }
    .feature-section.reverse .section-header { grid-row: 1; }
}

@media (max-width: 768px) {
    .display-title { font-size: 32px; }
    .section-title { font-size: 28px; }
    .container { padding-top: 80px; gap: 80px; }
    .nav-links { display: none; }
}