/* ============================================
   CSS VARIABLES & RESET
   ============================================ */
:root {
    --primary-dark: #0a0e27;
    --primary-medium: #0f1441;
    --primary-blue: #1a237e;
    --accent-cyan: #00e5ff;
    --accent-cyan-dim: rgba(0, 229, 255, 0.15);
    --accent-cyan-glow: rgba(0, 229, 255, 0.4);
    --accent-purple: #7c4dff;
    --accent-gradient: linear-gradient(135deg, #00e5ff 0%, #7c4dff 100%);
    --text-primary: #ffffff;
    --text-secondary: #b0bec5;
    --text-muted: #607d8b;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-hover: rgba(255, 255, 255, 0.07);
    --border: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(0, 229, 255, 0.2);
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s ease;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-main);
    background-color: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

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

::-webkit-scrollbar-thumb {
    background: var(--accent-cyan-dim);
    border-radius: 10px;
}

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

/* ============================================
   ANIMATED BACKGROUND
   ============================================ */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.bg-animation .grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: orbFloat 20s ease-in-out infinite;
}

.bg-orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.08), transparent 70%);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.bg-orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(124, 77, 255, 0.06), transparent 70%);
    bottom: -150px;
    left: -150px;
    animation-delay: -7s;
}

.bg-orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.05), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -40px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(40px, 30px) scale(1.02); }
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition-medium);
    backdrop-filter: blur(0px);
}

.navbar.scrolled {
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0.7rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
    text-decoration: none;
}

.nav-logo span {
    font-weight: 300;
    opacity: 0.7;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    position: relative;
    transition: var(--transition-fast);
    padding: 0.3rem 0;
}

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

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

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

.nav-links a.active {
    color: var(--accent-cyan);
}

.nav-cta {
    padding: 0.5rem 1.2rem !important;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    color: var(--primary-dark) !important;
    font-weight: 600 !important;
    -webkit-text-fill-color: var(--primary-dark) !important;
    -webkit-background-clip: unset !important;
    background-clip: unset !important;
    transition: var(--transition-fast);
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-cyan-glow);
}

.nav-cta::after {
    display: none !important;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

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

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

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

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

/* ============================================
   SECTIONS COMMON
   ============================================ */
section {
    position: relative;
    z-index: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    position: relative;
    padding: 0.3rem 1rem;
}

.section-label::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent-cyan-dim);
    border-radius: 20px;
    z-index: -1;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-title .gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    position: relative;
}

.hero-content {
    max-width: 900px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    animation: fadeInDown 0.8s ease forwards;
}

.hero-badge .pulse-dot {
    width: 8px;
    height: 8px;
    background: #00e676;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-name {
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

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

.hero-tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-tagline strong {
    color: var(--accent-cyan);
    font-weight: 600;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    background: var(--accent-gradient);
    color: var(--primary-dark);
    font-weight: 700;
    font-size: 0.95rem;
    border: none;
    border-radius: var(--radius-sm);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-main);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-cyan-glow);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    background: transparent;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-main);
}

.btn-secondary:hover {
    border-color: var(--accent-cyan);
    background: var(--accent-cyan-dim);
    color: var(--accent-cyan);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: fadeInUp 0.8s ease 1s forwards;
    opacity: 0;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent-cyan), transparent);
    animation: scrollLine 2s ease infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

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

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

/* ============================================
   ABOUT SECTION
   ============================================ */
#about {
    padding: 7rem 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-visual {
    position: relative;
}

.about-image-frame {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    aspect-ratio: 1;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-dark));
    border: 1px solid var(--border);
}

.about-image-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-gradient);
    opacity: 0.1;
    z-index: 1;
}

.about-avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.avatar-initials {
    font-size: 5rem;
    font-weight: 900;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.6;
}

.about-floating-card {
    position: absolute;
    background: rgba(15, 20, 65, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem 1.2rem;
    z-index: 3;
}

.floating-card-1 {
    bottom: -20px;
    right: -20px;
    animation: float 6s ease-in-out infinite;
}

.floating-card-2 {
    top: -15px;
    left: -15px;
    animation: float 6s ease-in-out infinite 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-card-icon {
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.floating-card-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.floating-card-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.about-text h3 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.about-text h3 .gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    font-size: 0.95rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.8rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.highlight-item:hover {
    border-color: var(--border-glow);
    background: var(--surface-hover);
}

.highlight-icon {
    color: var(--accent-cyan);
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.highlight-text {
    font-size: 0.85rem;
    font-weight: 500;
}

/* ============================================
   EXPERIENCE / JOURNEY SECTION
   ============================================ */
#journey {
    padding: 7rem 0;
    background: linear-gradient(180deg, transparent, rgba(0, 229, 255, 0.02), transparent);
}

.timeline {
    position: relative;
    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-purple), transparent);
}

.timeline-item {
    position: relative;
    padding-left: 80px;
    margin-bottom: 3rem;
}

.timeline-dot {
    position: absolute;
    left: 22px;
    top: 8px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-dark);
    border: 3px solid var(--accent-cyan);
    z-index: 2;
    transition: var(--transition-fast);
}

.timeline-item:hover .timeline-dot {
    background: var(--accent-cyan);
    box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.timeline-item.current .timeline-dot {
    background: var(--accent-cyan);
    box-shadow: 0 0 15px var(--accent-cyan-glow);
}

.timeline-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    transition: var(--transition-medium);
}

.timeline-card:hover {
    border-color: var(--border-glow);
    transform: translateX(5px);
}

.timeline-date {
    font-size: 0.8rem;
    color: var(--accent-cyan);
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.timeline-role {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.timeline-company {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.timeline-desc ul {
    list-style: none;
    margin-top: 0.5rem;
}

.timeline-desc ul li {
    position: relative;
    padding-left: 1.2rem;
    margin-bottom: 0.4rem;
}

.timeline-desc ul li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-cyan);
    font-size: 0.9rem;
}

.timeline-tag {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    background: var(--accent-cyan-dim);
    color: var(--accent-cyan);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 0.8rem;
}

/* ============================================
   SKILLS SECTION
   ============================================ */
#skills {
    padding: 7rem 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-medium);
}

.skill-card:hover {
    border-color: var(--border-glow);
    background: var(--surface-hover);
    transform: translateY(-4px);
}

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

.skill-card-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.skill-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    padding: 0.35rem 0.8rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.skill-tag:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    background: var(--accent-cyan-dim);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
#projects {
    padding: 7rem 0;
    background: linear-gradient(180deg, transparent, rgba(124, 77, 255, 0.02), transparent);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-medium);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.project-card-header {
    padding: 2rem 2rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.project-icon {
    font-size: 2.5rem;
}

.project-links {
    display: flex;
    gap: 0.8rem;
}

.project-links a {
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: var(--transition-fast);
}

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

.project-card-body {
    padding: 0 2rem 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-card-body h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.project-card-body p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    flex-grow: 1;
    margin-bottom: 1.2rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-tech span {
    font-size: 0.75rem;
    color: var(--accent-cyan);
    background: var(--accent-cyan-dim);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-weight: 500;
}

/* ============================================
   EDUCATION / CERTIFICATIONS
   ============================================ */
#education {
    padding: 7rem 0;
}

.edu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.edu-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition-medium);
    position: relative;
}

.edu-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
}

.edu-card-badge {
    display: inline-block;
    padding: 0.2rem 0.7rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.badge-degree {
    background: rgba(0, 229, 255, 0.15);
    color: var(--accent-cyan);
}

.badge-program {
    background: rgba(124, 77, 255, 0.15);
    color: var(--accent-purple);
}

.edu-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.edu-card .edu-institution {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.edu-card .edu-date {
    font-size: 0.8rem;
    color: var(--accent-cyan);
    font-weight: 600;
}

.edu-card .edu-detail {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 0.8rem;
    line-height: 1.7;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
#contact {
    padding: 7rem 0 5rem;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h3 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.contact-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.contact-method:hover {
    border-color: var(--border-glow);
    background: var(--surface-hover);
    transform: translateX(5px);
}

.contact-method i {
    font-size: 1.2rem;
    color: var(--accent-cyan);
    width: 24px;
    text-align: center;
}

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

.contact-method-text .value {
    font-size: 0.9rem;
    font-weight: 500;
}

.contact-form-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.9rem;
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px var(--accent-cyan-dim);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-submit {
    width: 100%;
    padding: 0.9rem;
    background: var(--accent-gradient);
    color: var(--primary-dark);
    font-weight: 700;
    font-size: 0.95rem;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-main);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-cyan-glow);
}

.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-status {
    margin-top: 1rem;
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    display: none;
    text-align: center;
}

.form-status.success {
    display: block;
    background: rgba(0, 230, 118, 0.1);
    color: #00e676;
    border: 1px solid rgba(0, 230, 118, 0.2);
}

.form-status.error {
    display: block;
    background: rgba(255, 82, 82, 0.1);
    color: #ff5252;
    border: 1px solid rgba(255, 82, 82, 0.2);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    position: relative;
    z-index: 1;
    padding: 3rem 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-socials {
    display: flex;
    gap: 1rem;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.footer-socials a:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    background: var(--accent-cyan-dim);
    transform: translateY(-2px);
}

/* ============================================
   MOBILE MENU
   ============================================ */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 39, 0.97);
    backdrop-filter: blur(20px);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

.mobile-menu.open {
    display: flex;
    opacity: 1;
    visibility: visible;
}

.mobile-menu a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
    transition: var(--transition-fast);
}

.mobile-menu a:hover {
    color: var(--accent-cyan);
}

/* ============================================
   PARTICLES CANVAS
   ============================================ */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-name {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-visual {
        order: -1;
    }

    .about-image-frame {
        max-width: 250px;
    }

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

    .timeline::before {
        left: 15px;
    }

    .timeline-item {
        padding-left: 50px;
    }

    .timeline-dot {
        left: 7px;
    }

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

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

    .floating-card-1,
    .floating-card-2 {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .hero {
        padding: 6rem 1rem 3rem;
    }

    .hero-cta-group {
        flex-direction: column;
        align-items: center;
    }

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

    .skill-card,
    .project-card-body,
    .contact-form-card {
        padding: 1.5rem;
    }
}