/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1e40af;
    --secondary-color: #3b82f6;
    --accent-color: #60a5fa;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --text-color: #334155;
    --text-light: #64748b;
    --white: #ffffff;
    --gradient-1: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    --gradient-2: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

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

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

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

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

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

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0f2557 0%, #1e40af 50%, #3b82f6 100%);
    color: var(--white);
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: floatShape 20s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--white);
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--accent-color);
    top: 60%;
    right: 10%;
    animation-delay: 5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--white);
    bottom: 20%;
    left: 15%;
    animation-delay: 10s;
}

@keyframes floatShape {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: start;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.6rem 1.2rem;
    border-radius: 30px;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.8s ease;
}

.hero-badge i {
    color: #fbbf24;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.title-greeting {
    display: block;
    font-size: 1.8rem;
    font-weight: 400;
    opacity: 0.9;
    margin-bottom: 0.5rem;
    animation: fadeInUp 0.8s ease 0.1s backwards;
}

.title-name {
    display: block;
    font-size: 4.5rem;
    font-weight: 800;
    background: linear-gradient(to right, #ffffff, #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-subtitle {
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

.typing-text {
    display: inline-block;
    border-right: 3px solid var(--white);
    padding-right: 5px;
    white-space: nowrap;
    overflow: hidden;
}

.typing-text.typing {
    animation: blink 0.7s steps(1) infinite;
}

@keyframes blink {
    50% {
        border-color: transparent;
    }
}

.hero-description {
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-description strong {
    color: #60a5fa;
    font-weight: 600;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 2.5rem 0;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeInUp 0.8s ease 0.5s backwards;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-item i {
    font-size: 2.5rem;
    color: #60a5fa;
}

.stat-item h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.stat-item p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin: 0;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn i {
    font-size: 1.1rem;
    position: relative;
    z-index: 1;
}

.btn span {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(255, 255, 255, 0.4);
}

.btn-secondary {
    background: rgba(96, 165, 250, 0.2);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(96, 165, 250, 0.3);
    border-color: var(--white);
    transform: translateY(-3px);
}

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

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

.hero-image {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    animation: fadeInRight 0.8s ease;
    position: relative;
    padding-top: 2rem;
}

.profile-container {
    position: relative;
    width: 400px;
    height: 400px;
}

.profile-circle {
    width: 350px;
    height: 350px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 5px solid rgba(255, 255, 255, 0.2);
    animation: float 3s ease-in-out infinite;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}

.profile-fallback {
    font-size: 150px;
    color: var(--white);
    opacity: 0.9;
    display: none;
}

/* Show fallback icon only when image fails to load */
.profile-circle:has(.profile-img[src=""]) .profile-fallback,
.profile-circle:has(.profile-img:not([src])) .profile-fallback {
    display: block;
}

.profile-circle:has(.profile-img[src=""]) .profile-img,
.profile-circle:has(.profile-img:not([src])) .profile-img {
    display: none;
}

.profile-decoration {
    position: absolute;
    border-radius: 50%;
    background: rgba(96, 165, 250, 0.3);
    backdrop-filter: blur(5px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.deco-1 {
    width: 80px;
    height: 80px;
    top: 0;
    right: 0;
    animation: float 4s ease-in-out infinite;
}

.deco-2 {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 0;
    animation: float 5s ease-in-out infinite 1s;
}

.deco-3 {
    width: 100px;
    height: 100px;
    bottom: 0;
    right: 10%;
    animation: float 6s ease-in-out infinite 2s;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: fadeInUp 1s ease 1s backwards;
    z-index: 2;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    margin: 0 auto 10px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 10px;
    background: var(--white);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        top: 8px;
    }
    100% {
        opacity: 0;
        top: 30px;
    }
}

.scroll-indicator p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--gradient-1);
    margin: 0 auto;
    border-radius: 2px;
}

.section-description {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-top: 1rem;
}

/* About Section */
.about {
    background: var(--white);
}

.about-content {
    display: grid;
    gap: 3rem;
}

.about-text {
    max-width: 900px;
    margin: 0 auto;
}

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

.about-info {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
}

.info-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.stat-card {
    background: var(--light-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

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

.stat-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.stat-card h3 {
    font-size: 1.25rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.stat-card p {
    color: var(--text-light);
}

/* Experience Section */
.experience {
    background: var(--light-color);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 2rem;
}

.timeline-dot {
    position: absolute;
    left: 11px;
    top: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 4px solid var(--white);
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.timeline-date {
    display: inline-block;
    background: var(--gradient-1);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.timeline-content h3 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.timeline-location {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.timeline-location i {
    margin-right: 0.5rem;
}

.timeline-type {
    display: inline-block;
    background: var(--light-color);
    color: var(--text-color);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.timeline-description {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.timeline-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    background: var(--gradient-2);
    color: var(--white);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
}

/* Education Section */
.education {
    background: var(--white);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 600px;
    margin: 0 auto;
}

.education-card {
    background: var(--light-color);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

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

.education-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-1);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.education-icon i {
    font-size: 2rem;
}

.education-card h3 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 0.75rem;
}

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

.education-period {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.education-status {
    display: inline-block;
    background: var(--gradient-1);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: 1rem;
}

.education-description {
    color: var(--text-color);
    line-height: 1.8;
}

/* Certifications Section */
.certifications {
    background: var(--white);
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.cert-card {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(30, 64, 175, 0.15);
    border-color: var(--primary-color);
}

.cert-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-1);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.cert-card:hover .cert-icon {
    transform: rotate(360deg) scale(1.1);
}

.cert-icon i {
    font-size: 2.5rem;
}

.cert-card h3 {
    font-size: 1.4rem;
    color: var(--dark-color);
    margin-bottom: 0.75rem;
}

.cert-issuer {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.cert-description {
    color: var(--text-color);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.cert-date {
    display: inline-block;
    background: var(--light-color);
    color: var(--text-color);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

/* Services Section */
.services {
    background: var(--light-color);
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
}

.service-card.featured {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    color: var(--white);
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(30, 64, 175, 0.3);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #fbbf24;
    color: var(--dark-color);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.service-card.featured:hover {
    transform: scale(1.08);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-2);
    color: var(--white);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.service-card:hover .service-icon {
    transform: rotateY(360deg);
}

.service-icon i {
    font-size: 2.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-card.featured h3 {
    color: var(--white);
}

.service-card p {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.service-card.featured p {
    color: rgba(255, 255, 255, 0.9);
}

.service-features {
    list-style: none;
    padding: 0;
}

.service-features li {
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
    border-bottom: 1px solid var(--light-color);
}

.service-card.featured .service-features li {
    color: var(--white);
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.service-features li:last-child {
    border-bottom: none;
}

.service-features i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.service-card.featured .service-features i {
    color: #60a5fa;
}

/* Skills Section */
.skills {
    background: var(--white);
}

.skills-content {
    display: grid;
    gap: 3rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
}

.skill-category h3 i {
    color: var(--primary-color);
}

.skill-category ul {
    list-style: none;
}

.skill-category li {
    padding: 0.5rem 0;
    color: var(--text-color);
    position: relative;
    padding-left: 1.5rem;
}

.skill-category li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.skills-divider {
    margin: 5rem 0 3rem;
    text-align: center;
    position: relative;
}

.skills-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, #cbd5e1, transparent);
    z-index: 0;
}

.skills-subheading {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 0.75rem;
    font-weight: 700;
    background: var(--light-color);
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.skills-subheading i {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.skills-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-top: 0.75rem;
    font-weight: 400;
}

.skills-proficiency {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem 4rem;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.proficiency-item {
    margin-bottom: 2.5rem;
}

.proficiency-item:last-child {
    margin-bottom: 0;
}

.proficiency-item {
    margin-bottom: 2rem;
}

.proficiency-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    color: var(--dark-color);
    font-weight: 600;
    font-size: 1.1rem;
}

.proficiency-header span:first-child {
    font-size: 1.15rem;
}

.proficiency-header span:last-child {
    color: var(--primary-color);
    font-weight: 700;
}

.proficiency-bar {
    height: 16px;
    background: #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.08);
    position: relative;
}

.proficiency-fill {
    height: 100%;
    background: var(--gradient-1);
    border-radius: 12px;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.proficiency-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    align-items: start;
}

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

.contact-card {
    background: var(--light-color);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.contact-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.contact-card h3 {
    font-size: 1.1rem;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.contact-card p,
.contact-card a {
    color: var(--text-color);
    text-decoration: none;
}

.contact-card a:hover {
    color: var(--primary-color);
}

.contact-form {
    background: var(--light-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid transparent;
    background: var(--white);
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

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

/* Footer */
.footer {
    background: var(--dark-color);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Responsive Design */

/* Tablet Design (1024px and below) */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }

    .hero-content {
        gap: 3rem;
    }

    .profile-container {
        width: 350px;
        height: 350px;
    }

    .profile-circle {
        width: 300px;
        height: 300px;
        left: 0;
        top: 14%;
    }

    .title-name {
        font-size: 3.5rem;
    }

    .services-grid,
    .certifications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile Design (768px and below) */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
        gap: 1rem;
        max-height: calc(100vh - 70px);
        overflow-y: auto;
        z-index: 999;
    }

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

    .nav-link {
        padding: 0.75rem 1rem;
        display: block;
        font-size: 1.1rem;
    }

    .nav-link::after {
        display: none;
    }

    .container {
        padding: 0 20px;
    }

    .hero {
        padding: 120px 0 60px;
        min-height: auto;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-text {
        order: 2;
    }

    .hero-badge {
        justify-content: center;
        font-size: 0.85rem;
        padding: 0.5rem 1rem;
    }

    .title-name {
        font-size: 2.8rem !important;
    }

    .title-greeting {
        font-size: 1.3rem !important;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .hero-description {
        font-size: 1rem;
        line-height: 1.7;
    }

    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
        padding: 1.5rem 0;
        margin: 1.5rem 0;
    }

    .stat-item {
        justify-content: center;
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .stat-item i {
        font-size: 1.8rem;
        margin-bottom: 0.3rem;
    }

    .stat-item h4 {
        font-size: 1.1rem;
        line-height: 1.2;
        margin-bottom: 0.2rem;
    }

    .stat-item p {
        font-size: 0.8rem;
        line-height: 1.2;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.8rem;
    }

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }

    .hero-image {
        order: 1;
        display: flex;
        justify-content: center;
        align-items: center;
        padding-top: 0;
        width: 100%;
    }

    .profile-container {
        width: 260px;
        height: 260px;
        margin: 0 auto;
        position: relative;
        left: 0;
        right: 0;
    }

    .profile-circle {
        width: 240px;
        height: 240px;
        border-width: 3px;
    }

    .profile-circle i {
        font-size: 90px;
    }

    .profile-decoration {
        display: none;
    }

    .scroll-indicator {
        display: none;
    }

    section {
        padding: 60px 0;
    }

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

    .section-description {
        font-size: 1rem;
    }

    .about-stats,
    .skills-grid,
    .services-grid,
    .certifications-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .stat-card,
    .service-card,
    .cert-card,
    .skill-category {
        padding: 1.8rem;
    }

    .skill-category h3 {
        font-size: 1.15rem;
        margin-bottom: 1.2rem;
    }

    .skill-category li {
        font-size: 0.95rem;
        padding: 0.4rem 0;
    }

    .service-card.featured {
        transform: scale(1);
    }

    .service-card.featured:hover {
        transform: translateY(-5px);
    }

    .timeline {
        padding-left: 0;
    }

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

    .timeline-item {
        padding-left: 45px;
        margin-bottom: 1.5rem;
    }

    .timeline-dot {
        left: 7px;
        width: 18px;
        height: 18px;
    }

    .timeline-content {
        padding: 1.5rem;
    }

    .timeline-content h3 {
        font-size: 1.3rem;
        margin-bottom: 0.4rem;
    }

    .timeline-content h4 {
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }

    .timeline-description {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 0.8rem;
    }

    .timeline-skills {
        gap: 0.4rem;
    }

    .skill-tag {
        padding: 0.3rem 0.8rem;
        font-size: 0.8rem;
    }

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

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

    .contact-form {
        padding: 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
    }

    .skills-divider {
        margin: 3rem 0 2rem;
    }

    .skills-divider::before {
        display: none;
    }

    .skills-subheading {
        font-size: 1.5rem;
        flex-direction: column;
        gap: 0.5rem;
        padding: 0 1rem;
    }

    .skills-subheading i {
        font-size: 1.4rem;
    }

    .skills-subtitle {
        font-size: 0.95rem;
    }

    .skills-proficiency {
        padding: 2rem 1.5rem;
    }

    .proficiency-item {
        margin-bottom: 2rem;
    }

    .proficiency-item {
        margin-bottom: 1.5rem;
    }

    .proficiency-header {
        font-size: 0.95rem;
        margin-bottom: 0.6rem;
    }

    .proficiency-bar {
        height: 12px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 100px 0 50px;
    }

    .title-name {
        font-size: 2.2rem !important;
        line-height: 1.1;
    }

    .title-greeting {
        font-size: 1.1rem !important;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    .hero-stats {
        gap: 0.8rem;
        padding: 1.2rem 0;
        margin: 1.2rem 0;
        grid-template-columns: repeat(3, 1fr);
    }

    .stat-item {
        flex-direction: column;
        text-align: center;
        gap: 0.4rem;
        padding: 0;
    }

    .stat-item i {
        font-size: 1.6rem;
        margin-bottom: 0.2rem;
    }

    .stat-item h4 {
        font-size: 1rem;
        line-height: 1.1;
        margin-bottom: 0.1rem;
        white-space: nowrap;
    }

    .stat-item p {
        font-size: 0.75rem;
        line-height: 1.1;
    }

    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        gap: 0.75rem;
    }

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

    .profile-container {
        width: 220px;
        height: 220px;
        margin: 0 auto;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .profile-circle {
        width: 200px;
        height: 200px;
    }

    .profile-circle i {
        font-size: 75px;
    }

    section {
        padding: 50px 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-description {
        font-size: 0.95rem;
    }

    .stat-card h3,
    .service-card h3,
    .cert-card h3 {
        font-size: 1.2rem;
    }

    .stat-card,
    .service-card,
    .cert-card,
    .skill-category {
        padding: 1.5rem;
    }

    .service-icon,
    .cert-icon {
        width: 70px;
        height: 70px;
    }

    .service-icon i,
    .cert-icon i {
        font-size: 2rem;
    }

    .timeline-content {
        padding: 1.2rem;
    }

    .timeline-content h3 {
        font-size: 1.2rem;
        margin-bottom: 0.3rem;
        line-height: 1.3;
    }

    .timeline-content h4 {
        font-size: 0.95rem;
        line-height: 1.4;
    }

    .timeline-date {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    .timeline-description {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .timeline-location,
    .timeline-type {
        font-size: 0.85rem;
    }

    .skill-tag {
        padding: 0.3rem 0.7rem;
        font-size: 0.75rem;
    }

    .skill-category h3 {
        font-size: 1.1rem;
    }

    .skills-proficiency {
        margin-top: 1.5rem;
        padding: 1.5rem 1.2rem;
    }

    .proficiency-item {
        margin-bottom: 1.5rem;
    }

    .proficiency-header {
        font-size: 0.9rem;
        margin-bottom: 0.5rem;
        flex-wrap: wrap;
        gap: 0.3rem;
    }

    .proficiency-bar {
        height: 10px;
    }

    .contact-card {
        padding: 1.2rem;
    }

    .contact-form {
        padding: 1.2rem;
    }

    .form-group input,
    .form-group textarea {
        padding: 0.75rem;
        font-size: 0.95rem;
    }
}