/* CSS Variables and Color Scheme */
:root {
    --primary-color: #1d3251;
    --secondary-color: #cdedda;
    --text-color: #1f2937;
    --light-text: #6b7280;
    --client-text: #7BCF9D;
    --background: #ffffff;
    --section-bg: #f2f2f2;
}

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

html {
    scroll-behavior: smooth;
}

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

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

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

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    /*background-color: #2a4a6b;*/
    background-image: linear-gradient(315deg, #000428 0%, #2a4a6b 75%);
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    align-items: center;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    font-size: 1.2rem;
}

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

.nav-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

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

.nav-links a:hover {
    color: var(--primary-color);
    /*color: inherit;*/
    text-decoration: underline 0.15em #cdedda;
    transition: text-decoration-color 1700ms;
}

.language-switcher {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: 0.25rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.lang-btn.active,
.lang-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    /*background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);*/
    background: linear-gradient(315deg, #1d3251 0%, #f0f9ff 75%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    /*background-color: #cdedda;*/
    text-align: center;
    z-index: 2;
    position: relative;
}

.hero-greeting {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 300;
    margin-bottom: 1rem;
    text-shadow:     
        1px 1px 2px black,
        0 0 1em white,
        0 0 0.2em #6b7280;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 0.5s;
}

.hero-title {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-shadow:     
        0px 0px 0px black,
        0 0 1em white,
        0 0 0.2em #6b7280;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 1s;
}

.hero-location {
    font-size: 1.4rem;
    /*color: var(--light-text);*/
    color: white;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 1.5s;
}

.hero-location i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1s ease forwards 2s;
}

/*.floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 50%;
    height: 50%;
    pointer-events: none;
}*/

.background-video {
    object-fit: cover;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    opacity: 0.3;
}

.background-video-content {
    position: absolute;
    z-index: 1;
}

video[poster] {
    object-fit: cover;
    width: 100%;
    height: 100%;
}

/* About Section */
.about {
    padding: 5rem 0;
    background-color: var(--section-bg);
}

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

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

.profile-img {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    border: 4px solid var(--primary-color);
    object-fit: cover;
    transition: transform 0.3s ease;
}

.profile-img:hover {
    transform: translateY(-10px);
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

/* Experience Timeline */
.experience {
    padding: 5rem 0;
    background-color: var(--background);
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--primary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 2rem;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 2rem;
}

.timeline-icon {
    position: absolute;
    top: 0;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.timeline-item:nth-child(odd) .timeline-icon {
    right: -25px;
}

.timeline-item:nth-child(even) .timeline-icon {
    left: -25px;
}

.timeline-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.timeline-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.timeline-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-company {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.company-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.company-link:hover {
    color: var(--primary-color);
    transform: translateX(2px);
}

.company-icon {
    width: 10x;
    height: 10px;
    object-fit: contain;
    border-radius: 2px;
    transition: transform 0.3s ease;
}

.company-link:hover .company-icon {
    transform: scale(1.1);
}

.timeline-date {
    font-size: 0.9rem;
    color: var(--light-text);
    margin-bottom: 0rem;
}

.timeline-client {
    font-size: 1rem;
    font-weight: 600;
    color: var(--client-text);

    margin-bottom: 1rem;
}

.timeline-description {
    color: var(--light-text);
    line-height: 1.6;
}

/* Technical Stack */
.stack {
    padding: 5rem 0;
    background-color: var(--background);
    text-align: center;
}

.stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.stack-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.stack-item {
    background: white;
    padding: 1.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.stack-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.stack-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.stack-item span {
    display: block;
    font-weight: 500;
    color: var(--text-color);
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    line-height: 1.3;
}

/* Contact Section */
.contact {
    padding: 5rem 0;
    background-color: var(--section-bg);
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: 1.2rem;
    color: var(--light-text);
    margin-bottom: 2rem;
}

.contact-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

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

.footer-text {
    color: white;
    font-size: 0.9rem;
}

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

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-container {
        grid-template-columns: 1fr auto;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 4rem !important;
        padding-right: 0 !important;
    }
    
    .timeline-icon {
        left: -5px !important;
        right: auto !important;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .nav-container {
        padding: 0 1rem;
    }
    
    .profile-img {
        width: 250px;
        height: 250px;
    }
    
    .timeline-item {
        padding-left: 3rem !important;
    }
    
    .stack-items {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
}