:root {
    --bg-color: #050505;
    --text-color: #ffffff;
    --text-dim: #888888;
    --accent: #ffffff;
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Outfit', sans-serif;
    --border-color: rgba(255, 255, 255, 0.1);
}

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

body.dark-theme {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.5;
    overflow-x: hidden;
    cursor: none;
    /* custom cursor */
}

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

a {
    color: inherit;
    text-decoration: none;
    cursor: none;
    /* using custom cursor */
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5vw;
}

.section-padding {
    padding: 10vw 0;
}

.section-heading {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 6vw, 6rem);
    font-weight: 700;
    margin-bottom: 5vw;
    text-transform: uppercase;
    letter-spacing: -2px;
}

.reveal-text .char {
    display: inline-block;
    will-change: transform, opacity, filter;
}

/* Custom Cursor */
.cursor,
.cursor-follower {
    position: fixed;
    top: 0;
    left: 0;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
}

.cursor {
    width: 10px;
    height: 10px;
    background-color: var(--accent);
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid var(--text-dim);
    transition: width 0.3s, height 0.3s, background-color 0.3s;
}

.cursor-follower.hover {
    width: 80px;
    height: 80px;
    background-color: rgba(0, 229, 255, 0.1);
    border-color: var(--accent);
    backdrop-filter: blur(2px);
    box-shadow: var(--neon-glow);
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-color);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.preloader-text {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: 5px;
    display: flex;
    overflow: hidden;
}

.preloader-text span {
    display: inline-block;
    transform: translateY(100%);
}

.preloader-bar-wrap {
    width: 200px;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    margin-top: 2rem;
    overflow: hidden;
}

.preloader-bar {
    width: 0%;
    height: 100%;
    background: var(--text-color);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 5vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    mix-blend-mode: difference;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: rgba(5, 5, 5, 0.7);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 1rem 5vw;
    mix-blend-mode: normal;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-link {
    font-family: var(--font-body);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: none;
}

.menu-toggle span {
    width: 30px;
    height: 2px;
    background: var(--text-color);
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(5, 5, 5, 0.95);
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transform: translateY(-100%);
        transition: transform 0.6s cubic-bezier(0.77, 0, 0.175, 1);
        z-index: 999;
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .nav-link {
        font-size: 2rem;
    }

    .menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: translateY(4px) rotate(45deg);
    }

    .menu-toggle.active span:nth-child(2) {
        transform: translateY(-4px) rotate(-45deg);
    }

    .menu-toggle span {
        transition: transform 0.3s ease;
    }
}

/* Hero Section */
.hero {
    min-height: 120vh;
    padding-top: 15vh;
    padding-bottom: 10vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.spline-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: auto;
    overflow: hidden;
}

.spline-container spline-viewer {
    width: 100%;
    height: 100%;
    transform: scale(1.15);
    transform-origin: top left;
}

.hero .container {
    position: relative;
    z-index: 2;
    pointer-events: none;
}

.hero .container>* {
    pointer-events: auto;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0% 100%);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 9rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
}

.hero-title .block {
    display: block;
    overflow: hidden;
}

.text-gradient {
    background: linear-gradient(90deg, #fff, #555);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-footer {
    position: absolute;
    bottom: 5vw;
    left: 5vw;
}

.scroll-indicator {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-indicator .line {
    width: 50px;
    height: 1px;
    background: var(--text-color);
    animation: scaleLine 2s infinite ease-in-out;
    transform-origin: left;
}

@keyframes scaleLine {
    0% {
        transform: scaleX(0);
    }

    50% {
        transform: scaleX(1);
    }

    100% {
        transform: scaleX(0);
        transform-origin: right;
    }
}

/* About Grid */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5vw;
    align-items: start;
}

.about-text h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    margin-bottom: 2rem;
    line-height: 1.2;
}

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

/* About Right Column */
.about-right {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.about-img-wrap {
    position: relative;
    width: 100%;
    max-width: 280px;
    aspect-ratio: 1 / 1;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    margin: 0 auto;
}

.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    filter: grayscale(80%);
    transition: filter 0.6s ease, transform 0.6s ease;
}

.about-img-wrap:hover .about-img {
    filter: grayscale(0%);
    transform: scale(1.03);
}

.about-img-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background: linear-gradient(to top, var(--bg-color), transparent);
    pointer-events: none;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    text-align: center;
}

.stat-item {
    padding: 1.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: background 0.3s ease, transform 0.3s ease;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.03);
    transform: translateY(-4px);
}

.stat-item h3 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3vw, 3.5rem);
    line-height: 1;
}

.stat-item p {
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

@media (max-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-right {
        order: -1;
    }

    .about-img-wrap {
        aspect-ratio: 1 / 1;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Portfolio Work */
.portfolio-grid {
    display: flex;
    flex-direction: column;
    gap: 10vw;
}

.portfolio-item-inner {
    display: flex;
    align-items: center;
    gap: 5vw;
}

.portfolio-item-inner.reverse {
    flex-direction: row-reverse;
}

.portfolio-info {
    flex: 1;
}

.portfolio-info span {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: transparent;
    -webkit-text-stroke: 1px var(--text-color);
    margin-bottom: 1rem;
    display: block;
}

.portfolio-info h3 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 4rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -1px;
}

.portfolio-info p {
    color: var(--text-dim);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    max-width: 400px;
}

.case-btn {
    display: inline-block;
    padding: 1rem 2rem;
    border: 1px solid var(--text-color);
    color: var(--text-color);
    border-radius: 50px;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: background 0.3s, color 0.3s;
}

.case-btn:hover {
    background: var(--text-color);
    color: var(--bg-color);
}

.portfolio-img-wrap {
    flex: 1.5;
    height: 60vh;
    overflow: hidden;
    border-radius: 20px;
}

.portfolio-img {
    position: absolute;
    top: -10%;
    left: 0;
    width: 100%;
    height: 120%;
    object-fit: cover;
    object-position: center top;
    display: block;
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-img {
    transform: scale(1.05);
}

@media (max-width: 768px) {

    .portfolio-item-inner,
    .portfolio-item-inner.reverse {
        flex-direction: column-reverse;
    }

    .portfolio-img-wrap {
        width: 100%;
        height: 40vh;
    }
}

/* Certification */
.cert-wrapper {
    width: 100%;
    max-width: 700px;
    margin: 5vw auto 0 auto;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.cert-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 20px;
    filter: grayscale(100%);
    transition: filter 0.5s ease, transform 0.5s ease;
}

.cert-img:hover {
    filter: grayscale(0%);
    transform: scale(1.02);
}

/* Services */
.services-wrapper {
    border-top: 1px solid var(--border-color);
}

.service-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 3rem 0;
    border-bottom: 1px solid var(--border-color);
    transition: padding 0.3s ease, background 0.3s ease;
}

.service-row:hover {
    padding-left: 2rem;
    padding-right: 2rem;
    background: rgba(255, 255, 255, 0.02);
}

.service-title h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
}

.service-desc {
    flex: 0 0 50%;
}

.service-desc p {
    color: var(--text-dim);
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .service-row {
        flex-direction: column;
        gap: 1rem;
    }

    .service-desc {
        flex: 0 0 100%;
    }
}

/* Contact */
.contact {
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.contact-wrap {
    width: 100%;
}

.huge-text {
    font-family: var(--font-heading);
    font-size: clamp(4rem, 12vw, 15rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -5px;
    margin-bottom: 3rem;
}

.contact-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.contact-link {
    font-size: clamp(1.5rem, 3vw, 3rem);
    text-decoration: underline;
    text-underline-offset: 8px;
    font-family: var(--font-heading);
}

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

.social-links a {
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    position: relative;
}

.social-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--text-color);
    transition: width 0.3s ease;
}

.social-links a:hover::after {
    width: 100%;
}

/* Footer */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    color: var(--text-dim);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Splitting text for GSAP */
.char {
    display: inline-block;
    overflow: hidden;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: whatsappPulse 2s infinite ease-in-out;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
    animation: none;
}

.whatsapp-float::after {
    content: 'Chat with me';
    position: absolute;
    right: 70px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-color);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-family: var(--font-body);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
    transform: translateX(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.whatsapp-float:hover::after {
    opacity: 1;
    transform: translateX(0);
}

@keyframes whatsappPulse {
    0% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }

    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7);
    }

    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 52px;
        height: 52px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }

    .whatsapp-float::after {
        display: none;
    }
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.skill-tag:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.skill-tag i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.skill-tag span {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Contact Form */
.contact-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5vw;
    margin-top: 5vw;
}

.contact-info p {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 2rem;
    max-width: 500px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.form-group {
    position: relative;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 0 0.5rem 0;
}

.form-group label {
    position: absolute;
    top: 1.5rem;
    left: 0;
    font-size: 1rem;
    color: var(--text-dim);
    pointer-events: none;
    transition: all 0.3s ease;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 1.1rem;
    padding: 0.5rem 0;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
}

.form-group input:focus~label,
.form-group input:not(:placeholder-shown)~label,
.form-group textarea:focus~label,
.form-group textarea:not(:placeholder-shown)~label {
    top: -0.5rem;
    font-size: 0.75rem;
    color: var(--accent);
}

.submit-btn {
    align-self: flex-start;
    background: var(--text-color);
    color: var(--bg-color);
    border: none;
    padding: 1.2rem 3rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.submit-btn:hover {
    transform: scale(1.05);
    background: var(--accent);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

@media (max-width: 992px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}