/* ================================================
   PORTFOLIO — STYLES
   Theme: Digital Architect (Dark + Neon Accents)
   ================================================ */

/* ---------- CSS CUSTOM PROPERTIES ---------- */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a2e;
    --bg-card: rgba(22, 22, 35, 0.7);

    --text-primary: #e8e8ef;
    --text-secondary: #9898b0;
    --text-muted: #5a5a78;

    --accent-cyan: #00f0ff;
    --accent-violet: #8b5cf6;
    --accent-pink: #ec4899;
    --accent-green: #34d399;

    --gradient-main: linear-gradient(135deg, #00f0ff 0%, #8b5cf6 50%, #ec4899 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(0, 240, 255, 0.15) 0%, rgba(139, 92, 246, 0.15) 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 240, 255, 0.3) 0%, rgba(139, 92, 246, 0.3) 100%);

    --glass-bg: rgba(18, 18, 26, 0.6);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);

    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1200px;
    --container-padding: 0 24px;

    /* Fonts */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    --transition-fast: 0.2s var(--ease-out-expo);
    --transition-medium: 0.4s var(--ease-out-expo);
    --transition-slow: 0.8s var(--ease-out-expo);
}

/* ---------- RESET & BASE ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-violet) var(--bg-secondary);
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    cursor: none;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar {
    width: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent-violet);
    border-radius: 3px;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
    max-width: 100%;
}

/* ---------- CUSTOM CURSOR ---------- */
.cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-cyan);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.15s var(--ease-out-expo), opacity 0.3s;
    mix-blend-mode: difference;
}

.cursor-trail {
    position: fixed;
    top: 0;
    left: 0;
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.08s linear;
    opacity: 0.6;
}

.cursor.hover {
    transform: scale(2.5);
    border-color: var(--accent-violet);
    background: rgba(139, 92, 246, 0.1);
}

/* ---------- NAVBAR ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 40px;
    transition: all var(--transition-medium);
    backdrop-filter: blur(0px);
}

.navbar.scrolled {
    padding: 14px 40px;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -1px;
    transition: color var(--transition-fast);
}

.logo-bracket {
    color: var(--accent-cyan);
    transition: color var(--transition-fast);
}

.nav-logo:hover .logo-bracket {
    color: var(--accent-violet);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-links a {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 8px 18px;
    border-radius: 6px;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transition: all var(--transition-medium);
    transform: translateX(-50%);
    border-radius: 1px;
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 60%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: none;
    padding: 5px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
    border-radius: 1px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- BUTTONS ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    border: none;
    cursor: none;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-main);
    color: #fff;
    box-shadow: 0 4px 20px rgba(0, 240, 255, 0.2), 0 4px 20px rgba(139, 92, 246, 0.2);
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 240, 255, 0.3), 0 8px 30px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-ghost:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 240, 255, 0.1);
}

/* ---------- TEXT UTILITIES ---------- */
.text-gradient {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---------- SECTION COMMON ---------- */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--container-padding);
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 60px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.title-number {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent-cyan);
    font-weight: 400;
}

/* ---------- SCROLL REVEAL ---------- */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s var(--ease-out-expo);
}

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

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#particle-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
}

.hero-greeting {
    font-family: var(--font-mono);
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    color: var(--accent-cyan);
    margin-bottom: 16px;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) 0.3s forwards;
}

.hero-name {
    font-family: var(--font-primary);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -3px;
    margin-bottom: 24px;
}

.name-line {
    display: block;
    opacity: 0;
    animation: nameReveal 1s var(--ease-out-expo) forwards;
}

.name-line:nth-child(1) {
    animation-delay: 0.5s;
}

.name-line:nth-child(2) {
    animation-delay: 0.7s;
}

.name-line.accent {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    min-height: 2em;
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) 1s forwards;
}

.tagline-static {
    margin-right: 8px;
}

.tagline-rotating {
    color: var(--accent-cyan);
    font-weight: 500;
}

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

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) 1.3s forwards;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: clamp(0.85rem, 1.5vw, 1rem);
    color: var(--text-muted);
    margin-bottom: 32px;
    letter-spacing: 1px;
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) 1.15s forwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeInUp 0.8s var(--ease-out-expo) 1.8s forwards;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-cyan), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

/* ================================================
   ABOUT SECTION
   ================================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: start;
}

.about-terminal {
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid var(--glass-border);
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red {
    background: #ff5f57;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #28c840;
}

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.terminal-body {
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
    min-height: 300px;
}

.terminal-output {
    color: var(--text-secondary);
}

.terminal-prompt {
    color: var(--accent-green);
    font-weight: 500;
}

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

.terminal-text {
    display: block;
    margin-top: 12px;
    color: var(--text-secondary);
}

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

.terminal-cursor {
    display: inline-block;
    width: 8px;
    height: 16px;
    background: var(--accent-green);
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
    margin-left: 2px;
}

/* About image / stats */
.about-image {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.image-frame {
    position: relative;
    width: 280px;
    height: 340px;
    margin: 0 auto;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-subtle);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.image-initials {
    font-family: var(--font-primary);
    font-size: 4rem;
    font-weight: 700;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.image-border {
    position: absolute;
    inset: -4px;
    border-radius: 20px;
    background: var(--gradient-main);
    z-index: -1;
    opacity: 0.4;
    filter: blur(2px);
    animation: borderGlow 4s ease-in-out infinite alternate;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.stat {
    text-align: center;
    padding: 16px 8px;
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

.stat-number {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.stat-plus {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-violet);
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ================================================
   SKILLS SECTION
   ================================================ */
.skills-universe {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 500px;
}

.skills-orbit-container {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    max-width: 500px;
    margin: 0 auto;
}

.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-main);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.orbit-center-text {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
}

.orbit-pulse {
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    background: var(--gradient-main);
    opacity: 0.3;
    animation: pulse 3s ease-in-out infinite;
}

.orbit-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.ring-1 {
    width: 60%;
    height: 60%;
    transform: translate(-50%, -50%);
}

.ring-2 {
    width: 78%;
    height: 78%;
    transform: translate(-50%, -50%);
}

.ring-3 {
    width: 96%;
    height: 96%;
    transform: translate(-50%, -50%);
}

.skill-node {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    cursor: none;
    transition: all var(--transition-medium);
    z-index: 3;
    animation: float var(--float-duration, 6s) ease-in-out infinite;
    animation-delay: var(--float-delay, 0s);
}

.skill-node:hover {
    transform: scale(1.2);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.skill-node span {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.2;
}

.skill-node.active {
    border-color: var(--accent-cyan);
    background: rgba(0, 240, 255, 0.1);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
}

.skill-node.active span {
    color: var(--accent-cyan);
}

/* Skills List */
.skills-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.skill-detail {
    padding: 20px 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    transition: all var(--transition-medium);
    cursor: none;
}

.skill-detail:hover,
.skill-detail.active {
    border-color: var(--accent-cyan);
    background: rgba(0, 240, 255, 0.05);
}

.skill-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.skill-detail-name {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
}

.skill-detail-level {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-cyan);
}

.skill-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    overflow: hidden;
}

.skill-bar-fill {
    height: 100%;
    background: var(--gradient-main);
    border-radius: 2px;
    width: 0;
    transition: width 1.2s var(--ease-out-expo);
}

.skill-bar-fill.animate {
    width: var(--skill-level);
}

/* ================================================
   EXPERIENCE SECTION
   ================================================ */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--accent-cyan), var(--accent-violet), transparent);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    display: flex;
    margin-bottom: 60px;
}

.timeline-item[data-side="right"] {
    justify-content: flex-end;
    padding-left: calc(50% + 40px);
}

.timeline-item[data-side="left"] {
    justify-content: flex-start;
    padding-right: calc(50% + 40px);
}

.timeline-node {
    position: absolute;
    left: 50%;
    top: 20px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-cyan);
    transform: translateX(-50%);
    z-index: 2;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
}

.timeline-node::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid rgba(0, 240, 255, 0.2);
    animation: pulse 3s ease-in-out infinite;
}

.timeline-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 28px;
    backdrop-filter: blur(10px);
    transition: all var(--transition-medium);
    max-width: 400px;
}

.timeline-card:hover {
    border-color: rgba(0, 240, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-cyan);
    margin-bottom: 8px;
    display: block;
}

.timeline-role {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline-company {
    font-size: 0.9rem;
    color: var(--accent-violet);
    margin-bottom: 12px;
}

.timeline-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.timeline-tags span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 4px 10px;
    background: rgba(0, 240, 255, 0.07);
    color: var(--accent-cyan);
    border-radius: 4px;
    border: 1px solid rgba(0, 240, 255, 0.12);
}

.education-card {
    border-color: rgba(139, 92, 246, 0.15);
}

.education-card:hover {
    border-color: rgba(139, 92, 246, 0.3);
}

.education-card .timeline-date {
    color: var(--accent-violet);
}

/* ================================================
   PROJECTS SECTION
   ================================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.project-card {
    perspective: 1000px;
    height: 380px;
}

.project-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.7s var(--ease-out-expo);
    transform-style: preserve-3d;
}

.project-card:hover .project-card-inner {
    transform: rotateY(180deg);
}

.project-front,
.project-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    border-radius: 20px;
    padding: 36px;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
}

.project-front {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.project-back {
    transform: rotateY(180deg);
    justify-content: center;
    background: linear-gradient(145deg, rgba(18, 18, 26, 0.9), rgba(26, 26, 46, 0.9));
}

.project-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
    color: var(--accent-cyan);
}

.project-icon svg {
    width: 100%;
    height: 100%;
}

.project-title {
    font-family: var(--font-primary);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.project-brief {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.project-flip-hint {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: auto;
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 24px;
}

.project-tech span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 4px 10px;
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-violet);
    border-radius: 4px;
    border: 1px solid rgba(139, 92, 246, 0.15);
}

.project-links {
    display: flex;
    gap: 12px;
    margin-top: auto;
}

.project-link {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.project-link svg {
    width: 18px;
    height: 18px;
}

.project-link:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-2px);
}

.project-link-wide {
    width: auto;
    padding: 8px 16px;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

/* ================================================
   PUBLICATIONS & AWARDS SECTION
   ================================================ */
.pubs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pub-card {
    padding: 32px 28px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all var(--transition-medium);
    text-align: center;
}

.pub-card:hover {
    border-color: rgba(0, 240, 255, 0.2);
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.pub-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 20px;
    color: var(--accent-cyan);
}

.pub-icon svg {
    width: 100%;
    height: 100%;
}

.pub-card h3 {
    font-family: var(--font-primary);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.pub-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* ================================================
   CONTACT SECTION
   ================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-headline {
    font-family: var(--font-primary);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.contact-subtext {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 24px;
}

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

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.contact-detail-item:hover {
    color: var(--accent-cyan);
}

.contact-detail-item svg {
    flex-shrink: 0;
    color: var(--accent-cyan);
}

.contact-socials {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-medium);
}

.social-link svg {
    width: 22px;
    height: 22px;
}

.social-link:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 240, 255, 0.15);
}

/* Contact form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 18px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: all var(--transition-medium);
    resize: none;
}

.form-input:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.08);
}

.form-label {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.9rem;
    color: var(--text-muted);
    pointer-events: none;
    transition: all var(--transition-fast);
}

.form-textarea~.form-label {
    top: 18px;
    transform: none;
}

.form-input:focus~.form-label,
.form-input:not(:placeholder-shown)~.form-label {
    top: -10px;
    left: 16px;
    transform: none;
    font-size: 0.75rem;
    color: var(--accent-cyan);
    background: var(--bg-primary);
    padding: 0 6px;
}

.form-highlight {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-main);
    transition: all var(--transition-medium);
    transform: translateX(-50%);
    border-radius: 0 0 12px 12px;
}

.form-input:focus~.form-highlight {
    width: 100%;
}

.btn-submit {
    align-self: flex-start;
}

.btn-submit.sent {
    background: linear-gradient(135deg, var(--accent-green), #059669);
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    padding: 40px 24px;
    text-align: center;
    border-top: 1px solid var(--glass-border);
}

.footer-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 8px;
}

/* ================================================
   KEYFRAME ANIMATIONS
   ================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes nameReveal {
    from {
        opacity: 0;
        transform: translateY(60px) skewY(3deg);
        filter: blur(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0) skewY(0);
        filter: blur(0);
    }
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scaleY(1);
    }

    50% {
        opacity: 1;
        transform: scaleY(1.2);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.3;
    }

    50% {
        transform: scale(1.3);
        opacity: 0.1;
    }
}

@keyframes borderGlow {
    0% {
        opacity: 0.3;
        filter: blur(2px);
    }

    100% {
        opacity: 0.6;
        filter: blur(6px);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .skills-universe {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .skills-orbit-container {
        max-width: 380px;
    }

    .timeline-line {
        left: 24px;
    }

    .timeline-item[data-side="right"],
    .timeline-item[data-side="left"] {
        padding-left: 64px;
        padding-right: 0;
        justify-content: flex-start;
    }

    .timeline-node {
        left: 24px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .pubs-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

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

@media (max-width: 768px) {
    .navbar {
        padding: 16px 20px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        padding: 100px 40px;
        gap: 8px;
        transition: right var(--transition-medium);
        border-left: 1px solid var(--glass-border);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
        padding: 16px 0;
    }

    .section {
        padding: 80px 0;
    }

    .section-title {
        margin-bottom: 40px;
    }

    .hero-name {
        letter-spacing: -1px;
    }

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

    .project-card {
        height: 340px;
    }

    /* Disable custom cursor on mobile */
    .cursor,
    .cursor-trail {
        display: none;
    }

    body {
        cursor: auto;
    }

    .btn,
    .nav-toggle,
    .project-card,
    .skill-node,
    .skill-detail,
    .social-link,
    .project-link {
        cursor: pointer;
    }

    .image-frame {
        width: 220px;
        height: 270px;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }

    .stat {
        padding: 12px 4px;
    }

    .stat-number {
        font-size: 1.5rem;
    }

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