:root {
    --primary: #0056b3;
    --secondary: #00a8ff;
    --accent: #0078d4;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --text-dark: #1a1a2e;
    --text-light: #6c757d;
    --border-color: #e9ecef;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-white);
    color: var(--text-dark);
    overflow-x: hidden;
    line-height: 1.6;
    cursor: none;
}

/* Cursor Glow */
.cursor-glow {
    position: fixed;
    width: 30px;
    height: 30px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    display: none;
    box-shadow: 0 0 20px rgba(0, 86, 179, 0.5), inset 0 0 20px rgba(0, 86, 179, 0.2);
}

.cursor-glow.active {
    display: block;
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(40px);
}

.blob-1 {
    width: 300px;
    height: 300px;
    background: var(--primary);
    top: -50px;
    left: -50px;
    animation: float 8s ease-in-out infinite;
}

.blob-2 {
    width: 250px;
    height: 250px;
    background: var(--secondary);
    bottom: 100px;
    right: -50px;
    animation: float 10s ease-in-out infinite reverse;
}

.blob-3 {
    width: 200px;
    height: 200px;
    background: var(--accent);
    top: 50%;
    left: 50%;
    animation: float 12s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 999;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

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

.logo-dot {
    color: var(--secondary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 5px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--secondary);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: slideInLeft 0.8s ease-out;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 1rem 0;
    animation: slideInLeft 0.8s ease-out 0.1s backwards;
}

.word {
    display: inline-block;
    margin-right: 0.3rem;
}

.word:nth-child(4) {
    color: var(--primary);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-light);
    margin: 1.5rem 0;
    animation: slideInLeft 0.8s ease-out 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
    animation: slideInLeft 0.8s ease-out 0.3s backwards;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-image-container {
    perspective: 1000px;
    animation: slideInRight 0.8s ease-out 0.2s backwards;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px) rotateY(20deg);
    }
    to {
        opacity: 1;
        transform: translateX(0) rotateY(0deg);
    }
}

.image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
}

.image-card {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
}

.image-card:hover {
    transform: translateY(-10px) rotateX(5deg);
}

.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-border {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary);
    border-radius: 20px;
    opacity: 0;
    animation: borderPulse 2s ease-in-out infinite;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left 0.3s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    box-shadow: 0 10px 25px rgba(0, 86, 179, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 86, 179, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

/* Sections */
section {
    padding: 100px 0;
    position: relative;
}

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

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

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-underline {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
    margin: 1rem auto;
    border-radius: 2px;
    animation: expandWidth 0.8s ease-out;
}

@keyframes expandWidth {
    from { width: 0; }
    to { width: 100px; }
}

/* Story Section */
.story {
    background: linear-gradient(135deg, var(--bg-white) 0%, var(--bg-light) 100%);
}

.story-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.story-card {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border-left: 5px solid var(--primary);
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    align-items: center;
    transition: all 0.3s ease;
}

.story-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.story-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.story-paragraph {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out;
}

.story-paragraph strong {
    color: var(--primary);
    font-weight: 600;
}

.story-paragraph.highlight {
    background: linear-gradient(135deg, rgba(0, 86, 179, 0.1) 0%, rgba(0, 168, 255, 0.1) 100%);
    padding: 1rem;
    border-radius: 10px;
    border-left: 4px solid var(--secondary);
}

.story-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.story-icon {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* About Section */
.about {
    background: linear-gradient(135deg, var(--bg-white) 0%, var(--bg-light) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.about-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary);
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.info-card {
    background: var(--bg-white);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.info-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.info-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.info-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Experience Section */
.experience {
    background: var(--bg-white);
}

.timeline-container {
    position: relative;
    padding: 2rem 0;
}

.timeline-container::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
}

.timeline-item {
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: 0;
    margin-right: 50%;
    padding-right: 3rem;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 50%;
    margin-right: 0;
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--bg-white);
    border: 4px solid var(--primary);
    border-radius: 50%;
    z-index: 10;
    animation: scaleIn 0.6s ease-out;
    transition: all 0.3s ease;
}

.timeline-marker:hover {
    width: 30px;
    height: 30px;
    top: -5px;
    box-shadow: 0 0 20px rgba(0, 86, 179, 0.5);
}

@keyframes scaleIn {
    from {
        transform: translateX(-50%) scale(0);
    }
    to {
        transform: translateX(-50%) scale(1);
    }
}

.timeline-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    border-top: 4px solid var(--primary);
    transition: all 0.3s ease;
}

.timeline-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.timeline-year {
    color: var(--secondary);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-card h3 {
    font-size: 1.5rem;
    margin: 0.5rem 0;
}

.timeline-card h4 {
    color: var(--primary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.timeline-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Skills Section */
.skills {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-card-3d {
    perspective: 1000px;
    height: 300px;
}

.skill-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.skill-card-3d:hover .skill-card-inner {
    transform: rotateY(180deg);
}

.skill-card-front, .skill-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.skill-card-front {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
}

.skill-card-back {
    background: var(--bg-white);
    border: 2px solid var(--primary);
    transform: rotateY(180deg);
}

.skill-card-front i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.skill-card-front h3 {
    font-size: 1.5rem;
    text-align: center;
}

.skill-card-back ul {
    list-style: none;
    width: 100%;
    text-align: center;
}

.skill-card-back li {
    padding: 0.5rem 0;
    color: var(--text-dark);
    font-weight: 500;
}

/* Contact Section */
.contact {
    background: var(--bg-white);
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 15px;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.contact-item:hover {
    border-left-color: var(--primary);
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item h3 {
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--text-light);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--bg-white);
}

.contact-form input:focus, .contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
}

.contact-form button {
    margin-top: 1rem;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--text-dark) 0%, #0a0a1a 100%);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-content p {
    font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        gap: 0;
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }

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

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .story-card {
        grid-template-columns: 1fr;
    }

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

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

    .timeline-container::before {
        left: 20px;
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 0;
        margin-right: 0;
        padding-left: 60px;
    }

    .timeline-marker {
        left: 20px;
    }

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

    .section-title {
        font-size: 2rem;
    }
}

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 86, 179, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(0, 168, 255, 0.6);
    }
}