:root {
    --primary-text-color: #1F2937; 
    --secondary-text-color: #6B7280; 
    --accent-color: #6366F1; 
    --accent-color-darker: #4F46E5;
    --background-color: #F9FAFB; 
    --card-background-color: #FFFFFF;
    --border-color: #E5E7EB;
    --border-color-transparent: rgba(229, 231, 235, 0.6); 
    
    --font-primary: 'Poppins', sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    --container-width: 1280px; 
    
    --section-padding: 80px 0;
    --card-padding: 24px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.05);
    --transition-speed: 0.3s ease;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--background-color);
    color: var(--primary-text-color);
    line-height: 1.6;
    font-weight: var(--font-weight-normal);
    overflow-x: hidden; 
    position: relative; 
}

.background-blobs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1; 
}

.blob {
    position: absolute;
    border-radius: 50%;
    opacity: 0.15; 
    filter: blur(80px); 
    animation: moveBlob 20s infinite alternate ease-in-out;
}

.blob1 {
    width: 500px;
    height: 500px;
    background-color: var(--accent-color); 
    top: -150px;
    left: -150px;
}

.blob2 {
    width: 400px;
    height: 400px;
    background-color: #A78BFA; 
    bottom: -100px;
    right: -100px;
    animation-delay: -5s;
}
.blob3 { 
    width: 300px;
    height: 300px;
    background-color: #FBBF24; 
    top: 30%;
    left: 40%;
    animation-delay: -10s;
}

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

.container { 
    width: 90%; 
    max-width: var(--container-width); 
    margin: 0 auto; 
    padding: 0 15px; 
    position: relative; 
    z-index: 1;
}

h1, h2, h3, h4 {
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.8rem, 6vw, 3.5rem); font-weight: var(--font-weight-extrabold);}
h2 { font-size: clamp(2rem, 5vw, 2.5rem); } 
h3 { font-size: clamp(1.3rem, 4vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    color: var(--secondary-text-color);
    font-size: 1rem;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color var(--transition-speed);
}
a:hover {
    color: var(--accent-color-darker);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.section-padding {
    padding: var(--section-padding);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

#navbar {
    width: 100%; 
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px calc(5% + 15px); 
    
    backdrop-filter: blur(8px); 
    border-bottom: 1px solid var(--border-color-transparent); 

    position: sticky;
    top: 0;
    z-index: 1000; 
}

#navbar .logo a {
    font-size: 1.6rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-text-color);
    text-decoration: none;
}

#navbar .nav-links ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 50px;
    margin: 0;
    padding: 0;
}

#navbar .nav-links ul li a {
    color: var(--primary-text-color); 
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    padding-bottom: 5px; 
    position: relative;
    text-decoration: none;
    transition: color var(--transition-speed);
}

#navbar .nav-links ul li a:hover {
    color: var(--accent-color); 
}

#navbar .nav-links ul li a.active { 
    color: var(--accent-color); 
    font-weight: var(--font-weight-semibold); 
}

#navbar .nav-links ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width var(--transition-speed);
}

#navbar .nav-links ul li a:hover::after,
#navbar .nav-links ul li a.active::after {
    width: 20px; 
}

#navbar nav.nav-links ul li a i.fa-phone-alt { 
    font-size: 1rem; 
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-text-color);
    cursor: pointer;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background-color: var(--accent-color);
    color: #fff !important; 
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-medium);
    font-size: 0.9rem;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
    border: 1px solid transparent;
    text-decoration: none;
}
.cta-button:hover {
    background-color: var(--accent-color-darker);
    color: #fff !important;
    transform: translateY(-2px);
}
.cta-button.nav-cta i {
    font-size: 0.8em;
}

#hero {
    min-height: calc(90vh - 74px);
    display: flex;
    align-items: center;
    padding: 50px 0;
}

.hero-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px; 
    width: 100%;
}

.hero-text {
    flex-basis: 58%; 
    padding-right: 0; 
}
.hero-text h1 .wave {
    display: inline-block;
    animation: wave-animation 2.5s infinite;
    transform-origin: 70% 70%;
}
@keyframes wave-animation {
    0% { transform: rotate(0.0deg) } 10% { transform: rotate(14.0deg) }
    20% { transform: rotate(-8.0deg) } 30% { transform: rotate(14.0deg) }
    40% { transform: rotate(-4.0deg) } 50% { transform: rotate(10.0deg) }
    60% { transform: rotate(0.0deg) } 100% { transform: rotate(0.0deg) }
}

.hero-text h2 {
    font-size: 1.8rem;
    color: var(--accent-color);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1.5rem;
}

.hero-bio {
    font-size: 1.05rem;
    color: var(--secondary-text-color);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-socials {
    display: flex;
    gap: 20px;
}
.hero-socials a {
    color: var(--secondary-text-color);
    font-size: 1.5rem;
}
.hero-socials a:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

.hero-image-container {
    flex-basis: 38%; 
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-profile-img {
    width: 100%;
    max-width: 350px;
    border-radius: 50%;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: flex-start;
}
@media (min-width: 768px) {
    .about-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 50px;
    }
}
.about-text p {
    margin-bottom: 1.5em;
}

.skills-section h3 {
    margin-bottom: 1.5rem;
    font-weight: var(--font-weight-semibold);
}

.skills-grid {
    display: grid;
    grid-template-columns: 1fr; 
    gap: 15px;
}

@media (min-width: 576px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.skill-item {
    background-color: var(--card-background-color);
    padding: 12px 15px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: var(--font-weight-medium);
    color: var(--primary-text-color);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.skill-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.skill-item i {
    color: var(--accent-color);
    font-size: 1.2em;
}

.experience-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.experience-item {
    display: flex; 
    position: relative;
    margin-bottom: 40px; 
}

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

.experience-dot-container {
    display: flex;
    flex-direction: column; 
    align-items: center;
    margin-right: 25px; 
    flex-shrink: 0; 
}

.experience-dot {
    width: 16px;
    height: 16px;
    background-color: var(--accent-color);
    border-radius: 50%;
    border: 3px solid var(--background-color); 
    z-index: 1; 
    box-shadow: 0 0 0 3px var(--accent-color); 
}

.experience-line {
    width: 2px;
    flex-grow: 1; 
    background-color: var(--border-color);
}

.experience-item:last-child .experience-line {
    display: none;
}

.experience-info {
    background-color: var(--card-background-color);
    padding: 20px 25px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--box-shadow);
    flex-grow: 1;
}

.experience-date {
    font-size: 0.9rem;
    color: var(--secondary-text-color);
    margin-bottom: 8px;
    font-weight: var(--font-weight-medium);
}
.experience-duration, .experience-achievement { 
    font-style: italic;
    font-size: 0.85em;
    color: var(--secondary-text-color);
}
.experience-achievement {
    font-weight: var(--font-weight-medium);
    color: var(--accent-color);
    display: block;
    margin-top: -2px;
    margin-bottom: 8px;
}


.experience-content h3 {
    font-size: 1.25rem; 
    font-weight: var(--font-weight-semibold);
    color: var(--primary-text-color);
    margin-top: 0; 
    margin-bottom: 5px;
}

.experience-company {
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    color: var(--accent-color); 
    margin-bottom: 15px;
}
.experience-location {
    color: var(--secondary-text-color);
    font-style: normal;
    font-size: 0.9em;
}

.experience-content ul {
    list-style: disc; 
    padding-left: 20px; 
    margin: 0;
}

.experience-content ul li {
    font-size: 0.95rem;
    color: var(--secondary-text-color);
    margin-bottom: 8px;
    line-height: 1.7;
}

.experience-content ul li:last-child {
    margin-bottom: 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.see-all-projects {
    text-align: center;
    margin-top: 50px;
}

.project-card {
    background-color: var(--card-background-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-speed), box-shadow 0.3s ease-out;
    display: flex;
    flex-direction: column;
}
.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
}

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

.project-info {
    padding: var(--card-padding);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.project-info h3 {
    font-size: 1.3rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 0.5rem;
}
.project-description {
    font-size: 0.95rem;
    color: var(--secondary-text-color);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}
.project-link {
    color: var(--accent-color);
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}
.project-link i {
    transition: transform var(--transition-speed);
}
.project-link:hover i {
    transform: translateX(3px);
}


.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}
.contact-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}
.contact-email {
    display: block;
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-text-color);
    margin-bottom: 2rem;
    transition: color var(--transition-speed);
}
.contact-email:hover {
    color: var(--accent-color);
}
.contact-socials {
    display: flex;
    justify-content: center;
    gap: 25px;
}
.contact-socials a {
    color: var(--secondary-text-color);
    font-size: 1.6rem;
}
.contact-socials a:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

footer {
    backdrop-filter: blur(8px); 
    padding: 60px 0 30px 0; 
    border-top: 1px solid var(--border-color-transparent, rgba(229, 231, 235, 0.6)); 
    margin-top: 60px;
    color: var(--secondary-text-color); 
    position: relative; 
    z-index: 1; 
}

.footer-content {
    display: flex;
    flex-wrap: wrap; 
    justify-content: space-between;
    gap: 30px; 
    margin-bottom: 40px;
}

.footer-section {
    flex: 1; 
    min-width: 250px; 
}

.footer-section h3.footer-logo {
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-text-color);
    margin-bottom: 15px;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-text-color);
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 8px;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 30px;
    height: 2px;
    background-color: var(--accent-color);
}

.footer-about p {
    margin-bottom: 20px;
    line-height: 1.7;
}

.footer-social-icons a {
    color: var(--secondary-text-color);
    font-size: 1.3rem; 
    margin-right: 15px;
    transition: color var(--transition-speed);
}

.footer-social-icons a:hover {
    color: var(--accent-color);
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links ul li a {
    color: var(--secondary-text-color);
    text-decoration: none;
    transition: color var(--transition-speed), padding-left var(--transition-speed);
}

.footer-links ul li a:hover {
    color: var(--accent-color);
    padding-left: 5px; 
}

.footer-contact p {
    margin-bottom: 10px;
    display: flex;
    align-items: center; 
}

.footer-contact p i {
    margin-right: 10px; 
    color: var(--accent-color); 
    width: 16px; 
    text-align: center;
}
.footer-contact p a {
    color: var(--secondary-text-color); 
}
.footer-contact p a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color-transparent, rgba(229, 231, 235, 0.6)); 
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: 5px; 
    color: var(--secondary-text-color);
}

.footer-bottom p:last-child {
    margin-bottom: 0;
}

.footer-bottom .fa-heart { 
    color: var(--accent-color);
    font-size: 0.8em;
}


@media (max-width: 1300px) { 
}

@media (max-width: 992px) { 
    #navbar { 
        padding: 15px calc(5% + 10px);
    }
    .hero-content {
        flex-direction: column-reverse; 
        text-align: center;
    }
    .hero-text {
        flex-basis: 100%;
        padding-right: 0;
    }
    .hero-bio {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-socials {
        justify-content: center;
    }
    .hero-image-container {
        margin-bottom: 30px;
        flex-basis: 100%;
    }
    .hero-profile-img {
        max-width: 300px;
    }
    .experience-dot-container { 
        margin-right: 20px; 
    }
}

@media (max-width: 768px) { 
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.8rem; } 

    #navbar { 
        padding: 15px 20px; 
    }

    #navbar nav.nav-links { 
        display: none; 
        position: absolute;
        top: 100%; 
        left: 0;
        width: 100%;
        background-color: rgba(255, 255, 255, 0.95); 
        backdrop-filter: blur(5px); 
        flex-direction: column;
        padding: 15px 0; 
        border-bottom: 1px solid var(--border-color-transparent);
        box-shadow: 0 5px 10px rgba(0,0,0,0.05);
    }
    #navbar nav.nav-links.active { 
        display: flex;
    }
    #navbar nav.nav-links ul {
        flex-direction: column;
        align-items: center;
        gap: 10px; 
        width: 100%;
    }
    #navbar nav.nav-links ul li {
        width: 100%;
        text-align: center;
    }
    #navbar nav.nav-links ul li a {
        padding: 12px 0; 
        width: 100%;
        display: block; 
        border-bottom: none; 
    }
    #navbar nav.nav-links ul li a::after {
        display: none; 
    }

    .mobile-menu-toggle {
        display: block;
    }
    
    #navbar .nav-cta { 
        display: none; 
    }

    .section-padding {
        padding: 60px 0;
    }
    .section-title {
        margin-bottom: 40px;
    }
    .about-content {
        grid-template-columns: 1fr;
    }
    .experience-dot-container { 
        margin-right: 15px; 
    }
    .experience-dot { 
        width: 14px; height: 14px; 
    }
    .experience-info { 
        padding: 15px 20px; 
    }
    .experience-content h3 { 
        font-size: 1.15rem; 
    }

    .container { 
        width: auto; 
        margin: 0 20px; 
        padding: 0 10px; 
    }
    .footer-content {
        flex-direction: column; 
        align-items: flex-start; 
    }
    .footer-section {
        min-width: 100%; 
        margin-bottom: 30px; 
    }
    .footer-section:last-child {
        margin-bottom: 0;
    }
    .footer-bottom p { 
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) { 
    #navbar {
        padding: 15px 15px; 
    }
    .container {
        margin: 0 15px; 
        padding: 0 5px; 
    }
    .hero-text h2 {
        font-size: 1.5rem;
    }
    .hero-bio {
        font-size: 1rem;
    }
    .cta-button {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    .project-info h3 {
        font-size: 1.2rem;
    }
    .contact-email {
        font-size: 1.2rem;
    }
}