/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

/* Variables */
:root {
    --bg-color: #080808;
    --second-bg-color: #131313;
    --text-color: #ededed;
    --main-color: #00abf0; /* Vibrant blue */
    --main-color-hover: #0088cc;
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: 'Poppins', sans-serif;
}

html {
    font-size: 62.5%; /* 1rem = 10px */
    overflow-x: hidden;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
}

/* Utility Classes */
section {
    min-height: 100vh;
    padding: 10rem 9% 2rem;
}

.heading {
    text-align: center;
    font-size: 4.5rem;
    margin-bottom: 3rem;
}

.heading span {
    color: var(--main-color);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 9%;
    background: rgba(8, 8, 8, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    font-size: 2.5rem;
    color: var(--text-color);
    font-weight: 600;
    cursor: default;
}

.logo span {
    color: var(--main-color);
}

.navbar a {
    font-size: 1.7rem;
    color: var(--text-color);
    margin-left: 4rem;
    transition: .3s;
}

.navbar a:hover,
.navbar a.active {
    color: var(--main-color);
}

#menu-icon {
    font-size: 3.6rem;
    color: var(--text-color);
    display: none;
    cursor: pointer;
}

/* Home Section */
.home {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 5rem;
}

.home-content h3 {
    font-size: 3.2rem;
    font-weight: 700;
}

.home-content h3:nth-of-type(2) {
    margin-bottom: 2rem;
}

.home-content h1 {
    font-size: 5.6rem;
    font-weight: 700;
    line-height: 1.3;
}

.multiple-text {
    color: var(--main-color);
}

.home-content p {
    font-size: 1.6rem;
    margin: 2rem 0;
    line-height: 1.8;
}

.social-media a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4rem;
    height: 4rem;
    background: transparent;
    border: .2rem solid var(--main-color);
    border-radius: 50%;
    font-size: 2rem;
    color: var(--main-color);
    margin: 3rem 1.5rem 3rem 0;
    transition: .5s ease;
}

.social-media a:hover {
    background: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 1rem var(--main-color);
}

.btn {
    display: inline-block;
    padding: 1rem 2.8rem;
    background: var(--main-color);
    border-radius: 4rem;
    box-shadow: 0 0 1rem var(--main-color);
    font-size: 1.6rem;
    color: var(--bg-color);
    letter-spacing: .1rem;
    font-weight: 600;
    transition: .5s ease;
}

.btn:hover {
    box-shadow: none;
    background: var(--main-color-hover);
}

.home-img .img-box {
    width: 35vw;
    height: 35vw;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    box-shadow: 0 0 2rem var(--main-color);
    animation: floatImage 4s ease-in-out infinite;
}

.home-img .img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@keyframes floatImage {
    0% { transform: translateY(0); }
    50% { transform: translateY(-24px); }
    100% { transform: translateY(0); }
}

/* Skills Section */
.skills {
    background: var(--second-bg-color);
}

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

.skill-box {
    background: var(--bg-color);
    padding: 3rem 2rem;
    border-radius: 2rem;
    text-align: center;
    border: .2rem solid var(--bg-color);
    transition: .5s ease;
}

.skill-box:hover {
    border-color: var(--main-color);
    transform: scale(1.02);
}

.skill-box i {
    font-size: 5rem;
    color: var(--main-color);
    margin-bottom: 1.5rem;
}

.skill-box h3 {
    font-size: 2.4rem;
    margin-bottom: 1rem;
}

.skill-box p {
    font-size: 1.6rem;
    margin: 1rem 0 2rem;
}

/* Training (Timeline) */
.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    background-color: var(--main-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
    border-radius: 3px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
}

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

.timeline-dot {
    position: absolute;
    width: 20px;
    height: 20px;
    right: -10px;
    background-color: var(--bg-color);
    border: 4px solid var(--main-color);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -10px;
}

.timeline-content {
    padding: 20px 30px;
    background-color: var(--second-bg-color);
    position: relative;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.1);
    transition: .3s;
}

.timeline-content:hover {
    border-color: var(--main-color);
}

.timeline-content h3 {
    font-size: 2rem;
    color: var(--main-color);
}

.timeline-content p {
    font-size: 1.5rem;
    margin-top: 10px;
}

/* Projects Section */
.projects {
    background: var(--second-bg-color);
}

.portfolio-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
    gap: 3rem;
}

.portfolio-box {
    position: relative;
    border-radius: 2rem;
    box-shadow: 0 0 1rem rgba(0,0,0,0.1);
    overflow: hidden;
    display: flex;
}

.portfolio-box img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: .5s ease;
}

.portfolio-box:hover img {
    transform: scale(1.1);
}

.portfolio-layer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.1), var(--main-color));
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    padding: 0 4rem;
    transform: translateY(100%);
    transition: .5s ease;
    opacity: 0;
}

.portfolio-box:hover .portfolio-layer {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-layer h4 {
    font-size: 3rem;
}

.portfolio-layer p {
    font-size: 1.6rem;
    margin: .3rem 0 1rem;
}

.portfolio-layer a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 5rem;
    height: 5rem;
    background: var(--text-color);
    border-radius: 50%;
    color: var(--second-bg-color);
}

.portfolio-layer a i {
    font-size: 2rem;
}

/* Certifications */
.cert-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
}

.cert-box {
    background: var(--second-bg-color);
    padding: 3rem 2rem;
    border-radius: 2rem;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.1);
    transition: .3s;
}

.cert-box:hover {
    border-color: var(--main-color);
    transform: translateY(-10px);
}

.cert-icon {
    font-size: 4rem;
    color: var(--main-color);
    margin-bottom: 2rem;
}

.cert-box h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.cert-box p {
    font-size: 1.4rem;
    margin-bottom: 2rem;
    color: #ccc;
}

.btn-sm {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: transparent;
    border: 1px solid var(--main-color);
    border-radius: 3rem;
    font-size: 1.4rem;
    color: var(--text-color);
    transition: .3s;
}

.btn-sm:hover {
    background: var(--main-color);
    color: var(--bg-color);
}

/* CV Section */
.cv-section {
    background: var(--bg-color);
}

.cv-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
    width: 100%;
}

.cv-preview {
    width: 100%;
    max-width: 800px;
    height: 600px;
    border: 2px solid var(--main-color);
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
    background: var(--second-bg-color);
}

.cv-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 10;
    pointer-events: none;
    background: rgba(8,8,8,0.8);
    padding: 3rem;
    border-radius: 1rem;
    border: 1px dashed var(--main-color);
    width: 80%;
}

.cv-overlay i {
    font-size: 5rem;
    color: var(--main-color);
    margin-bottom: 1rem;
}

.cv-overlay p {
    font-size: 1.6rem;
}

/* Hide overlay if PDF loads. This is a simple trick, but normally we would handle this with JS if there's no PDF */

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

.contact form {
    max-width: 70rem;
    margin: 1rem auto;
    text-align: center;
    margin-bottom: 3rem;
}

.contact form .input-box {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.contact form .input-box input,
.contact form textarea {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.6rem;
    color: var(--text-color);
    background: var(--bg-color);
    border-radius: .8rem;
    margin: .7rem 0;
}

.contact form .input-box input {
    width: 49%;
}

.contact form textarea {
    resize: none;
}

.contact form .btn {
    margin-top: 2rem;
    cursor: pointer;
}

/* Footer */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 2rem 9%;
    background: var(--bg-color);
}

.footer-text p {
    font-size: 1.6rem;
}

.footer-iconTop a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: .8rem;
    background: var(--main-color);
    border-radius: .8rem;
    transition: .5s ease;
}

.footer-iconTop a:hover {
    box-shadow: 0 0 1rem var(--main-color);
}

.footer-iconTop a i {
    font-size: 2.4rem;
    color: var(--bg-color);
}

/* Media Queries */
@media (max-width: 1200px) {
    html {
        font-size: 55%;
    }
}

@media (max-width: 991px) {
    .header {
        padding: 2rem 3%;
    }
    section {
        padding: 10rem 3% 2rem;
    }
    .footer {
        padding: 2rem 3%;
    }
}

@media (max-width: 768px) {
    #menu-icon {
        display: block;
    }
    
    .navbar {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        padding: 1rem 3%;
        background: var(--bg-color);
        border-top: .1rem solid rgba(0,0,0,.2);
        box-shadow: 0 .5rem 1rem rgba(0,0,0,.1);
        display: none;
    }
    
    .navbar.active {
        display: block;
    }
    
    .navbar a {
        display: block;
        font-size: 2rem;
        margin: 3rem 0;
    }
    
    .home {
        flex-direction: column-reverse;
    }
    
    .home-content h3 {
        font-size: 2.6rem;
    }
    
    .home-content h1 {
        font-size: 5rem;
    }
    
    .home-img .img-box {
        width: 70vw;
        height: 70vw;
        margin-top: 4rem;
    }

    .timeline::after {
        left: 31px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }

    .timeline-item:nth-child(even) {
        left: 0%;
    }

    .timeline-item:nth-child(even) .timeline-dot,
    .timeline-item:nth-child(odd) .timeline-dot {
        left: 21px;
    }
}

@media (max-width: 617px) {
    .home-img .img-box {
        width: 80vw;
        height: 80vw;
    }
}

@media (max-width: 450px) {
    html {
        font-size: 50%;
    }
    .contact form .input-box input {
        width: 100%;
    }
}

/* Lightbox Styles */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s ease;
}

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

.lightbox-img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 1rem;
    box-shadow: 0 0 2rem var(--main-color);
    transform: scale(0.8);
    transition: 0.3s ease;
}

.lightbox.active .lightbox-img {
    transform: scale(1);
}

.close-lightbox {
    position: absolute;
    top: 3rem;
    right: 4rem;
    font-size: 5rem;
    color: var(--text-color);
    cursor: pointer;
    transition: 0.3s ease;
}

.close-lightbox:hover {
    color: var(--main-color);
}

.cert-box .cert-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 1rem;
    margin-bottom: 2rem;
    cursor: pointer;
    transition: 0.3s ease;
    border: .2rem solid transparent;
}

.cert-box .cert-img:hover {
    border-color: var(--main-color);
    transform: scale(1.05);
}