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

/* CSS Variables */
:root {
    --bg-color: #0b0c10;
    --second-bg-color: #1f2833;
    --text-color: #c5c6c7;
    --main-color: #66fcf1;
    --accent-color: #45a29e;
    --purple-accent: #9d4edd;
    
    --primary-font: 'Inter', sans-serif;
    --heading-font: 'Outfit', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: var(--primary-font);
}

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

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

/* Global Typography */
h1, h2, h3, h4, h5, h6, .logo {
    font-family: var(--heading-font);
}

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

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

.heading span {
    color: var(--main-color);
    text-shadow: 0 0 10px rgba(102, 252, 241, 0.4);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 9%;
    background: rgba(11, 12, 16, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}

.logo {
    font-size: 2.5rem;
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
}

.brand-logo {
    height: 3.5rem;
    vertical-align: middle;
    filter: invert(1);
}

.logo:hover {
    transform: scale(1.05);
}

.navbar a {
    font-size: 1.7rem;
    color: #fff;
    margin-left: 4rem;
    font-weight: 500;
    transition: 0.3s;
}

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

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

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

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

.home-content h1 span {
    background: linear-gradient(90deg, var(--main-color), var(--purple-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.home-content h3 {
    font-size: 3.2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 2rem;
}

.home-content p {
    font-size: 1.6rem;
    font-weight: 300;
    line-height: 1.6;
    margin-bottom: 4rem;
    max-width: 600px;
}

.home-img img {
    width: 25vw;
    max-width: 400px;
    border-radius: 50%;
    box-shadow: 0 0 25px rgba(157, 78, 221, 0.5);
    transition: 0.4s ease-in-out;
    border: 3px solid var(--purple-accent);
}

.home-img img:hover {
    transform: scale(1.02);
    box-shadow: 0 0 50px rgba(102, 252, 241, 0.6);
    border-color: var(--main-color);
}

/* Buttons */
.btn-box {
    display: flex;
    gap: 2rem;
}

.btn {
    display: inline-block;
    padding: 1.2rem 2.8rem;
    background: var(--purple-accent);
    border-radius: 4rem;
    box-shadow: 0 0 10px rgba(157, 78, 221, 0.4);
    font-size: 1.6rem;
    color: #fff;
    letter-spacing: .1rem;
    font-weight: 600;
    transition: 0.3s ease;
}

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

.btn-outline {
    background: transparent;
    border: 2px solid var(--main-color);
    color: var(--main-color);
    box-shadow: none;
}

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

/* Social Icons */
.home-sci {
    margin-top: 3rem;
}

.home-sci a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4rem;
    height: 4rem;
    background: transparent;
    border: 2px solid var(--main-color);
    border-radius: 50%;
    font-size: 2rem;
    color: var(--main-color);
    margin-right: 1.5rem;
    transition: 0.3s ease;
}

.home-sci a:hover {
    background: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 10px var(--main-color);
}

/* About Section */
.about {
    background: var(--second-bg-color);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.about-content {
    text-align: center;
    max-width: 800px;
}

.about-content h3 {
    font-size: 2.6rem;
    color: #fff;
    margin-bottom: 2rem;
}

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

/* Skills Section */
.skills-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 4rem;
}

.skill-category {
    background: var(--second-bg-color);
    padding: 3rem;
    border-radius: 2rem;
    flex: 1 1 400px;
    border: 1px solid rgba(102, 252, 241, 0.2);
    transition: 0.3s ease;
}

.skill-category:hover {
    border-color: var(--purple-accent);
    transform: translateY(-5px);
}

.skill-category h3 {
    font-size: 2.4rem;
    color: var(--main-color);
    margin-bottom: 2rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.skill-tags span {
    padding: 1rem 2rem;
    background: var(--bg-color);
    color: #fff;
    border-radius: 3rem;
    font-size: 1.4rem;
    border: 1px solid var(--accent-color);
    font-weight: 500;
}

/* Portfolio */
.portfolio {
    background: var(--second-bg-color);
}

.portfolio-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    align-items: center;
    gap: 2.5rem;
}

.portfolio-box {
    position: relative;
    border-radius: 2rem;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    overflow: hidden;
    display: flex;
    height: 300px;
    background: var(--bg-color);
    border: 1px solid rgba(255,255,255,0.1);
}

/* Simulated Image background with gradient */
.portfolio-box:nth-child(1) { background: linear-gradient(135deg, rgba(157,78,221,0.2), var(--bg-color)); }
.portfolio-box:nth-child(2) { background: linear-gradient(135deg, rgba(102,252,241,0.2), var(--bg-color)); }
.portfolio-box:nth-child(3) { background: linear-gradient(135deg, rgba(69,162,158,0.2), var(--bg-color)); }

.portfolio-layer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(11, 12, 16, 0.9), rgba(11, 12, 16, 0.6));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 4rem;
    transform: translateY(20px);
    opacity: 0.8;
    transition: 0.5s ease;
}

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

.portfolio-layer h4 {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 1rem;
}

.portfolio-layer p {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.portfolio-layer b {
    color: var(--main-color);
}

.portfolio-layer a {
    margin-top: 1.5rem;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 5rem;
    height: 5rem;
    background: #fff;
    border-radius: 50%;
}

.portfolio-layer a i {
    font-size: 2rem;
    color: var(--bg-color);
}

/* Services */
.services-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.services-box {
    flex: 1 1 300px;
    background: var(--second-bg-color);
    padding: 3rem 2rem 4rem;
    border-radius: 2rem;
    text-align: center;
    border: .2rem solid var(--bg-color);
    transition: 0.5s ease;
}

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

.services-box i {
    font-size: 5rem;
    color: var(--purple-accent);
    margin-bottom: 1.5rem;
}

.services-box h3 {
    font-size: 2.6rem;
    color: #fff;
    margin-bottom: 1rem;
}

.services-box p {
    font-size: 1.6rem;
    line-height: 1.6;
}

/* Experience / Testimonials */
.experience {
    background: var(--second-bg-color);
}

.experience-wrapper {
    display: flex;
    gap: 4rem;
    flex-wrap: wrap;
}

.timeline {
    flex: 1 1 500px;
    border-left: 2px solid var(--main-color);
    padding-left: 3rem;
}

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

.timeline-item::before {
    content: '';
    position: absolute;
    left: -3.8rem;
    top: 0;
    width: 1.5rem;
    height: 1.5rem;
    background: var(--main-color);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--main-color);
}

.timeline-item h4 {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 1rem;
}

.timeline-item p {
    font-size: 1.5rem;
    color: var(--text-color);
}

.testimonial-card {
    flex: 1 1 400px;
    background: var(--bg-color);
    padding: 4rem;
    border-radius: 2rem;
    border: 1px solid rgba(157, 78, 221, 0.3);
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.testimonial-card i {
    font-size: 4rem;
    color: var(--purple-accent);
    margin-bottom: 2rem;
}

.testimonial-card p {
    font-size: 1.8rem;
    font-style: italic;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.testimonial-card span {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--main-color);
}

/* Contact */
.contact-wrapper {
    display: flex;
    gap: 4rem;
    flex-wrap: wrap;
}

.contact-info {
    flex: 1 1 300px;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.info-item i {
    font-size: 3rem;
    color: var(--main-color);
    background: var(--second-bg-color);
    padding: 1rem;
    border-radius: 50%;
}

.info-item p {
    font-size: 1.6rem;
    color: #fff;
}

.contact form {
    flex: 1 1 500px;
    max-width: 700px;
    text-align: center;
}

.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(--second-bg-color);
    border-radius: .8rem;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
}

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

.contact form .input-box input:focus,
.contact form textarea:focus {
    border-color: var(--main-color);
}

.contact form textarea {
    resize: none;
}

.contact form .btn {
    margin-top: 1rem;
    cursor: pointer;
}

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

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

@media (max-width: 991px) {
    .header {
        padding: 2rem 3%;
    }
    section {
        padding: 10rem 3% 2rem;
    }
    .services {
        padding-bottom: 7rem;
    }
    .home {
        flex-direction: column;
    }
    .home-img img {
        width: 60vw;
        margin-top: 4rem;
    }
}

@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,.2);
        display: none;
    }
    .navbar.active {
        display: block;
    }
    .navbar a {
        display: block;
        font-size: 2rem;
        margin: 3rem 0;
    }
    .contact form .input-box input {
        width: 100%;
    }
}