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

html {
    scroll-behavior: smooth;
    overflow: hidden;
}

section {
    position: relative;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

/* Scroll Progress Indicator */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #2c5f5f, #1a4d4d);
    z-index: 10000;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 77, 77, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(44, 95, 95, 0.3);
}

.navbar.scrolled {
    background: rgba(26, 77, 77, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 25px;
    padding: 5px;
    position: relative;
    align-items: center;
}

.nav-item {
    display: flex;
    align-items: center;
    margin: 0;
}

.nav-slider {
    position: absolute;
    top: 5px;
    left: 5px;
    height: calc(100% - 10px);
    background: linear-gradient(135deg, #2c5f5f 0%, #1a4d4d 100%);
    border-radius: 20px;
    transition: all 0.3s ease;
    z-index: 0;
    opacity: 0;
    pointer-events: none;
}

.nav-link {
    text-decoration: none;
    color: #ffffff;
    font-weight: 500;
    position: relative;
    padding: 12px 24px;
    border-radius: 20px;
    background: transparent;
    white-space: nowrap;
    z-index: 1;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.nav-link.active {
    color: #2c5f5f;
    background: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.exit-button {
    position: absolute;
    top: 50%;
    right: 20px;
    transform: translateY(-50%);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #dc3545;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.3);
    z-index: 1000;
}

.exit-button:hover {
    background: #c82333;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.4);
}

.exit-button:active {
    transform: translateY(-50%) scale(0.95);
}

.exit-button svg {
    transition: transform 0.2s ease;
}

.exit-button:hover svg {
    transform: rotate(90deg);
}

.exit-text {
    display: none;
    font-size: 0.8rem;
    font-weight: 600;
    margin-left: 5px;
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
}

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

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

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

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

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(90deg, rgba(44, 95, 95, 0.85) 0%, rgba(44, 95, 95, 0.85) 50%, rgba(44, 95, 95, 0) 100%), 
                url('images/dinuop-Timeline1.jpg');
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
    padding: 80px 20px 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 2;
    opacity: 1;
    visibility: visible;
    transition: all 0.6s ease-in-out;
}

.hero.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.hero .container {
    transform: translateY(0);
    transition: transform 0.6s ease-in-out;
}

.hero.hidden .container {
    transform: translateY(30px);
}


.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    width: 50%;
    max-width: 600px;
    margin: 0;
    padding-right: 2rem;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50%;
    position: relative;
}

.image-container {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border: 4px solid white;
}

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

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(44, 95, 95, 0.3), rgba(26, 77, 77, 0.3));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-container:hover .image-overlay {
    opacity: 1;
}

.hero-text {
    color: white;
}

.greeting {
    display: block;
    font-size: 1.2rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.name {
    display: block;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(45deg, #fff, #f0f0f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title {
    display: block;
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: white;
    color: #2c5f5f;
    border-color: white;
}

.btn-primary:hover {
    background: transparent;
    color: white;
    border-color: white;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: white;
    color: #2c5f5f;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}



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

.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, #2c5f5f 0%, #1a4d4d 100%);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: #f8f9fa;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 20px 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s ease-in-out;
}

.about.active {
    opacity: 1;
    visibility: visible;
}

.about .container {
    transform: translateY(30px);
    transition: transform 0.6s ease-in-out;
}

.about.active .container {
    transform: translateY(0);
}

.about .section-header,
.about .about-content-inner {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease-in-out;
}

.about.active .section-header {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.about.active .about-content-inner {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.about-content-inner {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: #666;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c5f5f;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

.about-image {
    text-align: center;
}

.about-img {
    width: 100%;
    max-width: 400px;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Experience Section */
.experience {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    height: 100vh;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s ease-in-out;
    padding: 80px 20px 20px 20px;
    align-items: flex-start;
    justify-content: center;
}

.experience.active {
    opacity: 1;
    visibility: visible;
}

.experience .container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.experience .section-header {
    padding: 80px 0 40px 0;
    text-align: center;
    flex-shrink: 0;
}

/* Experience Carousel */
.experience-carousel {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0;
    max-height: calc(100vh - 200px);
}

/* Company Icons Container */
.company-icons-container {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

/* Company Details Area */
.company-details-area {
    width: 100%;
    max-width: 800px;
    margin-bottom: 30px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease-in-out;
}

.company-details-area.show {
    opacity: 1;
    transform: translateY(0);
}

.company-details-area .details-content {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 2px solid #f0f0f0;
    transition: all 0.3s ease;
}

.company-details-area .details-content:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    border-color: #2c5f5f;
}

.carousel-container {
    position: relative;
    width: 100%;
    max-width: 800px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.company-tiles {
    display: flex;
    gap: 15px;
    justify-content: center;
    align-items: center;
    padding: 20px;
    flex-wrap: wrap;
}

.company-tile {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px solid transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
}

.company-tile:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    border-color: #2c5f5f;
}

.company-tile.active {
    border-color: #2c5f5f;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 20px rgba(44, 95, 95, 0.3);
}

/* Tooltip Styles */
.company-tile::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    pointer-events: none;
}

.company-tile::after {
    content: '';
    position: absolute;
    bottom: -32px;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-bottom-color: rgba(0, 0, 0, 0.9);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    pointer-events: none;
}

.company-tile:hover::before,
.company-tile:hover::after {
    opacity: 1;
    visibility: visible;
}

.company-logo {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
}

.company-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* Company Details Header */
.company-details-area .details-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
}

.company-details-area .details-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
}

.company-details-area .details-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.company-details-area .details-info h3 {
    margin: 0 0 8px 0;
    color: #2c5f5f;
    font-size: 1.5rem;
    font-weight: 700;
}

.company-details-area .details-info div {
    color: #666;
    font-size: 1rem;
    margin-bottom: 4px;
}

.company-details-area .details-description {
    margin-bottom: 20px;
}

.company-details-area .details-description p {
    color: #666;
    line-height: 1.6;
    font-size: 1rem;
}

.company-details-area .details-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.company-details-area .details-skills .skill {
    background: linear-gradient(135deg, #2c5f5f 0%, #1a4d4d 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(44, 95, 95, 0.3);
}

/* Awards & Recognitions Section */
.awards {
    background: white;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 20px 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s ease-in-out;
}

.awards.active {
    opacity: 1;
    visibility: visible;
}

.awards .container {
    transform: translateY(30px);
    transition: transform 0.6s ease-in-out;
}

.awards.active .container {
    transform: translateY(0);
}

.awards .section-header,
.awards .awards-grid {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease-in-out;
}

.awards.active .section-header {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.awards.active .awards-grid {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.award-item {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    transition: transform 0.3s ease;
}

.award-item:hover {
    transform: translateY(-5px);
}

.award-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.award-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.award-organization {
    display: block;
    color: #2c5f5f;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.award-year {
    display: block;
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.award-content p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* Certifications Section */
.certifications {
    background: #f8f9fa;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 20px 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s ease-in-out;
}

.certifications.active {
    opacity: 1;
    visibility: visible;
}

.certifications .container {
    transform: translateY(30px);
    transition: transform 0.6s ease-in-out;
}

.certifications.active .container {
    transform: translateY(0);
}

.certifications .section-header,
.certifications .certifications-grid {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease-in-out;
}

.certifications.active .section-header {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.certifications.active .certifications-grid {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.certification-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.certification-image {
    width: 80px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.certification-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.certification-issuer {
    display: block;
    color: #2c5f5f;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.certification-date {
    display: block;
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.certification-content p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* Education Section */
.education {
    background: white;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 20px 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s ease-in-out;
}

.education.active {
    opacity: 1;
    visibility: visible;
}

.education .container {
    transform: translateY(30px);
    transition: transform 0.6s ease-in-out;
}

.education.active .container {
    transform: translateY(0);
}

.education .section-header,
.education .education-grid {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease-in-out;
}

.education.active .section-header {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.education.active .education-grid {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.education-item {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.education-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.education-content {
    flex: 1;
}

.education-content h3 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.education-year {
    display: block;
    color: #2c5f5f;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.education-institution {
    display: block;
    color: #2c5f5f;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.education-location {
    display: block;
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.education-content p {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.education-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.highlight {
    background: linear-gradient(135deg, #2c5f5f 0%, #1a4d4d 100%);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}



/* Projects Section */
.projects {
    background: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(44, 95, 95, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

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

.project-link {
    width: 50px;
    height: 50px;
    background: white;
    color: #2c5f5f;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
}

.project-content {
    padding: 1.5rem;
}

.project-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.project-content p {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

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

.tech-tag {
    background: #f8f9fa;
    color: #2c5f5f;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid #e9ecef;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, #2c5f5f 0%, #1a4d4d 100%);
    color: white;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 20px 20px 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s ease-in-out;
}

.contact.active {
    opacity: 1;
    visibility: visible;
}

.contact .container {
    transform: translateY(30px);
    transition: transform 0.6s ease-in-out;
}

.contact.active .container {
    transform: translateY(0);
}

.contact .section-header,
.contact .contact-content-inner {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease-in-out;
}

.contact.active .section-header {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.contact.active .contact-content-inner {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.contact .section-title,
.contact .section-subtitle {
    color: white;
}

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

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.7;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-item i {
    width: 20px;
    margin-right: 1rem;
    color: #fff;
}

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

.social-link {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
}

.social-link:hover {
    background: white;
    color: #2c5f5f;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.form-message {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
}

.form-message.success {
    background: rgba(76, 175, 80, 0.2);
    color: #4caf50;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

.form-message.error {
    background: rgba(244, 67, 54, 0.2);
    color: #f44336;
    border: 1px solid rgba(244, 67, 54, 0.3);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background: white;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

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

/* Footer */
.footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 1rem 0;
}

.footer-content p {
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        height: 70px;
    }
    
    .nav-container .mobile-menu-toggle {
        order: 2;
    }
    
    .nav-container .exit-button {
        order: 3;
    }
    
    .nav-container .exit-button {
        position: static;
        margin-left: 15px;
        width: 28px;
        height: 28px;
        transform: none;
    }
    
    .nav-container .exit-button svg {
        width: 20px;
        height: 20px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(26, 77, 77, 0.98);
        width: 100%;
        text-align: center;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        z-index: 1000;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .name {
        font-size: 2.5rem;
    }
    
    .about-content-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about {
        height: 100vh;
        padding: 60px 10px 10px 10px;
        align-items: center;
        overflow-y: auto;
    }
    
    .awards {
        height: 100vh;
        padding: 60px 10px 10px 10px;
        align-items: center;
        overflow-y: auto;
    }
    
    .certifications {
        height: 100vh;
        padding: 60px 10px 10px 10px;
        align-items: center;
        overflow-y: auto;
    }
    
    .education {
        height: 100vh;
        padding: 60px 10px 10px 10px;
        align-items: center;
        overflow-y: auto;
    }
    
    .contact {
        height: 100vh;
        padding: 60px 10px 10px 10px;
        align-items: center;
        overflow-y: auto;
    }
    
    .experience {
        height: 100vh;
        padding: 60px 10px 10px 10px;
        align-items: flex-start;
        overflow-y: auto;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .carousel-container {
        max-width: 100%;
        padding: 0 10px;
    }
    
    .company-tiles {
        gap: 10px;
        padding: 15px;
    }
    
    .company-tile {
        width: 50px;
        height: 50px;
    }
    
    .company-tile::before {
        font-size: 0.7rem;
        padding: 6px 10px;
        bottom: -35px;
    }
    
    .company-tile::after {
        bottom: -27px;
        border-width: 4px;
    }
    
    .company-details-area .details-content {
        padding: 20px;
        margin: 10px;
    }
    
    .company-details-area .details-header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .company-details-area .details-logo {
        width: 60px;
        height: 60px;
        margin: 0 auto;
    }
    
    .company-details-area .details-info h3 {
        font-size: 1.3rem;
    }
    
    .company-details-area .details-skills .skill {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
    
    .contact-content-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    
    
    .nav-logo .logo-text {
        font-size: 1.3rem;
    }
    
    .hero {
        background: linear-gradient(180deg, rgba(44, 95, 95, 0.85) 0%, rgba(44, 95, 95, 0.85) 50%, rgba(44, 95, 95, 0) 100%), 
                    url('images/dinuop-Timeline1.jpg');
        background-size: 100% 100%;
        background-position: center;
        background-repeat: no-repeat;
    }
    
    .hero-container {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .hero-content {
        width: 100%;
        max-width: 100%;
        padding-right: 0;
        text-align: center;
        align-items: center;
        order: 1;
    }
    
    .hero-image {
        width: 100%;
        order: 2;
    }
    
    .image-container {
        width: 250px;
        height: 250px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    
    .awards-grid {
        grid-template-columns: 1fr;
    }
    
    .award-item {
        flex-direction: column;
        text-align: center;
    }
    
    .award-image {
        align-self: center;
    }
    
    .certifications-grid {
        grid-template-columns: 1fr;
    }
    
    .certification-item {
        flex-direction: column;
        text-align: center;
    }
    
    .certification-image {
        align-self: center;
    }
    
    .education-grid {
        grid-template-columns: 1fr;
    }
    
    .education-item {
        flex-direction: column;
        text-align: center;
    }
    
    .education-image {
        align-self: center;
    }
    
    
    
    .timeline-header {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .company-logo {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .name {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
        text-align: center;
    }
    
    .contact-content-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-info {
        order: 1;
    }
    
    .contact-form {
        order: 2;
    }
}