/* import google fonts */
@import url("https://fonts.googleapis.com/css2?family=Bai+Jamjuree:wght@300;500;600;700&display=swap");

:root {
    /* color */

    --bdy-clr: #040d1a;
    --txt-clr: #ffffff;
    --txt-clr-2: #000000;
    --span: #0c85e9;
    --nav-clr: #040d1a;
    --nav-shdw: 0 0.5px 0.5px #9C9C9C;
    --overlay: #030303a9;
    --shadow-2: 0 0 15px #0f477a;
    --shadow-3: 0 0 6px #000000;
    --gray: #9C9C9C;
    --border: 3px solid #0a3153;
    --border-2: 0.2rem solid var(--txt-clr-2);
    --border-3: 0.2rem solid var(--txt-clr);
    --border-4: 0.2rem solid var(--span);
    --border-5: 5px solid #071f35;
    --section: #010813c7;
    /* fonts */
    --fnt-jamjuree: "Bai Jamjuree", sans-serif;

    --fw-300: 300;
    --fw-500: 500;
    --fw-600: 600;
    --fw-700: 700;

    /* transition */
    --transition-1: 0.3s;
    --transition-2: 0.4s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    outline: none;
    border: none;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--fnt-jamjuree);
    background-color: var(--bdy-clr);
    color: var(--txt-clr);
    min-height: 5000px;
}

body.light {
    --txt-clr: #000000;
    --txt-clr-2: #ffffff;
    --bdy-clr: #ffffff;
    --nav-clr: #ffffff;
    --nav-shdw: 0 0.5px 0.5px #9C9C9C;
    --shadow: 0px 0px 3px 2px #2c2c2c;
    --border: 3px solid #0a3153bd;
    --border-2: 0.2rem solid var(--txt-clr-2);
    --border-3: 0.2rem solid var(--txt-clr);
    --border-4: 0.2rem solid var(--span);
    --border-5: 5px solid #3d3c3c;
    --section: #414141e0;

}

section {
    padding: 3rem 7% 1rem;
}

li {
    list-style: none;
}

/* animation background start*/

.wrapper {
    position: fixed;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.wrapper .box .kubus {
    position: absolute;
    width: 50px;
    height: 50px;
    background-color: transparent;
    border: var(--border);
}

.wrapper .box .kubus:nth-child(1) {
    top: 12%;
    left: 42%;
    animation: animate 10s linear infinite;
}

.wrapper .box .kubus:nth-child(2) {
    top: 70%;
    left: 50%;
    animation: animate 7s linear infinite;
}

.wrapper .box .kubus:nth-child(3) {
    top: 17%;
    left: 6%;
    animation: animate 9s linear infinite;
}

.wrapper .box .kubus:nth-child(4) {
    top: 20%;
    left: 60%;
    animation: animate 10s linear infinite;
}

.wrapper .box .kubus:nth-child(5) {
    top: 67%;
    left: 10%;
    animation: animate 6s linear infinite;
}

.wrapper .box .kubus:nth-child(6) {
    top: 80%;
    left: 70%;
    animation: animate 12s linear infinite;
}

.wrapper .box .kubus:nth-child(7) {
    top: 60%;
    left: 80%;
    animation: animate 15s linear infinite;
}

.wrapper .box .kubus:nth-child(8) {
    top: 32%;
    left: 25%;
    animation: animate 16s linear infinite;
}

.wrapper .box .kubus:nth-child(9) {
    top: 90%;
    left: 25%;
    animation: animate 9s linear infinite;
}

.wrapper .box .kubus:nth-child(10) {
    top: 20%;
    left: 80%;
    animation: animate 5s linear infinite;
}

@keyframes animate {
    0% {
        transform: scale(0) translateY(0) rotate(0);
        opacity: 1;
    }

    100% {
        transform: scale(1.3) translateY(-90px) rotate(360deg);
        opacity: 0;
    }
}

/* animation background end*/

/* header */

.header {
    position: fixed;
    top: 0;
    left: 0;
    height: 70px;
    width: 100%;
    z-index: 9999;
    transition: 0.3s;
}

.header.active {
    position: fixed;
    top: 0;
    left: 0;
    height: 60px;
    width: 100%;
    background-color: var(--nav-clr);
    box-shadow: var(--nav-shdw);
    transition: 0.3s;
}

.header .navbar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.7rem 5%;
}

.header .navbar-nav h1 a {
    color: var(--txt-clr);
    font-family: var(--fnt-jamjuree);
    font-weight: var(--fw-700);
    font-size: 1.8rem;
}

.header .navbar-nav h1 span {
    color: var(--span);
}

.header .navbar-nav .nav-links {
    display: flex;
    justify-content: space-between;
    text-decoration: none;
    transition: 0.15s ease-in;
}

.header .navbar-nav .nav-links a {
    position: relative;
    font-family: var(--fnt-jamjuree);
    font-size: 1.1rem;
    font-weight: var(--fw-600);
    color: var(--txt-clr);
    margin: 0 0.8rem;
    transition: var(--transition-1);
}

.header .navbar-nav .nav-links a:hover {
    color: var(--span);
    transition: var(--transition-1);
}

.header .navbar-nav .nav-links a::after {
    content: "";
    position: absolute;
    background-color: var(--span);
    height: 2px;
    width: 0;
    left: 0;
    bottom: -3px;
    transition: var(--transition-1);
}

.header .navbar-nav .nav-links a:hover:after,
.header .navbar-nav .nav-links a:hover::before {
    width: 100%;
}

.header .navbar-nav .nav-links a.active,
.portfolio .port-container .port-gallery .port-box .port-content a i:hover {
    color: var(--span);
}

.header .navbar-nav .nav-links a.active::after,
.header .navbar-nav .nav-links a.active::before {
    width: 100%;
}

.header .navbar-nav .nav-menu {
    display: flex;
    color: var(--txt-clr);
    font-size: 1.2rem;
}

.header .navbar-nav .nav-menu i {
    display: flex;
    cursor: pointer;
    font-weight: var(--fw-700);
    justify-content: space-between;
    align-items: center;
    margin: 0.5rem;
}

.toggle-menu,
.fa-moon {
    transition: var(--transition-1);
}

.fa-sun {
    transition: var(--transition-1);
    color: var(--txt-clr);
}

#hamburger {
    display: none;
}

/* Hero */

.hero {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero .hero-content {
    margin-top: 1rem;
}

.hero .hero-content h3 {
    font-size: 2rem;
    line-height: 2.5rem;
}

.hero .hero-content h3 span,
.hero .hero-content h4 span,
.about h3 span,
.skills h3 span,
.portfolio h3 span,
.certificate h3 span,
.contact h3 span {
    color: var(--span);
}

.hero .hero-content h1 {
    font-size: 4rem;
    font-weight: var(--fw-700);
    color: var(--span);
    letter-spacing: 0.2rem;
    line-height: 4.5rem;
}

.hero .hero-content h4 {
    font-size: 2rem;
    line-height: 3.5rem;
}

.hero .hero-content h4:nth-of-type(2) {
    margin-bottom: 2rem;
}

.hero .hero-img img {
    width: 60vh;
    margin-top: 5rem;
    transition: 0.5s ease;
    animation: floatImage 4s ease-in-out infinite;
}

@keyframes floatImage {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-1.4rem);
    }

    100% {
        transform: translateY(0);
    }
}

.hero .hero-content .social-media a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 3rem;
    height: 3rem;
    background: transparent;
    border: var(--border-4);
    border-radius: 50%;
    font-size: 1.5rem;
    color: var(--span);
    cursor: pointer;
    margin: 1.5rem 1rem 1.5rem 0;
    transition: var(--transition-2);
}

.hero .hero-content .social-media a:hover {
    background: var(--span);
    color: var(--bdy-clr);
    box-shadow: var(--shadow-2);
}

.hero .hero-content .btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: var(--span);
    color: var(--txt-clr-2);
    font-size: 1.2rem;
    font-weight: var(--fw-700);
    border-radius: 4rem;
    font-weight: var(--fw-700);
    transition: var(--transition-2);
    border: var(--border-2);
}

.hero .hero-content .btn:hover {
    background: transparent;
    color: var(--txt-clr);
    border: var(--border-3);
}

.hero .hero-content .btn-cont,
.contact form .btn {
    margin: 0.5rem;
    display: inline-block;
    padding: 0.8rem 2rem;
    background: transparent;
    color: var(--txt-clr);
    font-size: 1.2rem;
    font-weight: var(--fw-700);
    border-radius: 4rem;
    border: var(--border-3);
    font-weight: var(--fw-700);
    transition: var(--transition-2);
}

.hero .hero-content .btn-cont:hover,
.contact form .btn:hover {
    background: var(--span);
    color: var(--txt-clr-2);
    border: var(--border-2);
}

/* About */

.about {
    position: relative;
    background: var(--section);
}

.about .about-content {
    display: flex;
}

.about .heading,
.skills .skills-title,
.portfolio .portfolio-title,
.certificate .certificate-title,
.contact .contact-title {
    text-align: center;
    font-size: 2.5rem;
    margin: 4rem 0;
}

.about .about-img {
    flex: 1 1 45rem;
}

.about .about-img img {
    width: 80vh;
}

.about .about-content .content {
    flex: 1 1 50rem;
    align-items: center;
    justify-content: center;
    padding: 6rem 1rem;
}

.about .about-content .content p {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    font-weight: var(--fw-500);
    line-height: 1.2;
}

/* Skills */

.skills {
    position: relative;
}

.skills .skills-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin: 5rem 0;
}

.skills .skills-container .skills-box {
    flex: 1 1 20rem;
    background: transparent;
    padding: 1rem 1% 0.5rem;
    border-radius: 1rem;
    text-align: center;
    border: var(--border-5);
    transition: 0.5s ease;
}

.skills .skills-container .skills-box:hover {
    color: var(--txt-clr);
    border-color: var(--span);
    transform: scale(1.01);
}

.skills .skills-container .skills-box i {
    font-size: 7rem;
    color: var(--span);
    margin: 0.5rem;
}

.skills .skills-container .skills-box h3 {
    font-size: 2rem;
}

.skills .skills-container .skills-box P {
    font-size: 1rem;
    margin: 0.5rem;
}

/* Testimonial Skills */

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(calc(-250px * 7));
    }
}

.testimoni {
    position: relative;
    background-color: var(--section);
    margin: auto;
    height: 50%;
    width: 100%;
}

.testimoni .testimoni-track {
    animation: scroll 40s linear infinite;
    display: flex;
    width: calc(40% * 3);
}

.testimoni .testimoni-track::after {
    animation: scroll 40s linear infinite;
    display: flex;
    width: calc(40% * 3);
}

.testimoni .testimoni-track .testimoni-item img {
    height: 70%;
    width: 50%;
}

/* Certificate */
.certificate {
    position: relative;
    background-color: var(--section);
}

.certificate .certificate-container .certificate-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(370px, 1fr));
    gap: 2rem;
    margin: 5rem 0;
}

.certificate .certificate-container .certificate-gallery .certificate-box {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    background: var(--gray);
    display: flex;
    grid-template-rows: 1fr auto;
    justify-content: center;
    align-items: center;
    border: var(--border-5);
}

.certificate .certificate-container .certificate-gallery .certificate-box .certificate-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.certificate .certificate-container .certificate-gallery .certificate-box .certificate-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
}

.certificate .certificate-container .certificate-gallery .certificate-box:hover .certificate-item img {
    transform: scale(1.1);
}


/* Modal Certificate*/
.modal {
    position: fixed;
    height: 100%;
    width: 100%;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    z-index: 1;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
}

.modal.active {
    opacity: 1;
    pointer-events: all;
}

.modal.active .modal-content img {
    animation: zoom 0.3s linear;
}

@keyframes zoom {
    from {
        transform: scale(0);
    }

    to {
        transform: scale(1);
    }
}

.modal .close-icon {
    position: absolute;
    top: 3.5em;
    color: var(--txt-clr);
    right: 1.5em;
    font-size: 1.5em;
    cursor: pointer;
}

.modal .modal-content {
    display: flex;
    margin-top: 3.9rem;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.modal .modal-content img {
    width: 55%;
    height: 50%;
    border-radius: 10px;
    border: var(--border-5);
}

/* Portfolio */

.portfolio {
    position: relative;
}

.portfolio .port-container .port-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 2rem;
    margin: 5rem 0;
}

.portfolio .port-container .port-gallery .port-box {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    background: var(--gray);
    display: flex;
    grid-template-rows: 1fr auto;
    align-items: center;
    border: var(--border-5);
}

.portfolio .port-container .port-gallery .port-box .port-item {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.portfolio .port-container .port-gallery .port-box .port-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
}

.portfolio .port-container .port-gallery .port-box:hover .port-item img {
    transform: scale(1.1);
}

.portfolio .port-container .port-gallery .port-box .port-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000000dc;
    display: flex;
    transform: translateY(100%);
    flex-direction: column;
    transition: var(--transition-1);
    padding: 3rem 3%;
}

.portfolio .port-container .port-gallery .port-box:hover .port-content {
    transform: translateY(0);
}

.portfolio .port-container .port-gallery .port-box .port-content h3 {
    font-size: 1.3rem;
    color: var(--span);
}

.portfolio .port-container .port-gallery .port-box .port-content p {
    font-size: 0.8rem;
    color: #ffff;
    margin: 1rem 0;
}

.portfolio .port-container .port-gallery .port-box .port-content a {
    cursor: pointer;
    display: flex;
    justify-content: flex-end;
}

.portfolio .port-container .port-gallery .port-box .port-content a i {
    color: var(--gray);
    font-size: 2rem;
}

/* Contact */
.contact {
    position: relative;
    background-color: var(--section);
}

.contact form {
    max-width: 60rem;
    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 .input input,
.contact form textarea {
    width: 100%;
    padding: 1.5rem;
    font-size: 1.6rem;
    color: var(--txt-clr);
    background: var(--bdy-clr);
    border-radius: 0.8rem;
    margin: 0.7rem 0;
}

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

.contact form textarea {
    resize: none;
}

/* Footer */
.footer {
    background-color: var(--bdy-clr);
    position: relative;
    display: flex;
    justify-content: center;
    align-items: end;
    flex-wrap: wrap;
}

.footer-text p {
    font-size: 1.3rem;
    margin: 2rem;
}

.footer-text a {
    font-size: 1.3rem;
    color: var(--span);
    cursor: pointer;
}

.footer-text a:hover {
    color: var(--span);
}

/* BACK TO TOP */

.back-top-btn {
    background-color: var(--section);
    color: var(--gray);
    position: fixed;
    bottom: 10px;
    right: 20px;
    border: 1px solid var(--span);
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-1);
    z-index: 4;
}

.back-top-btn.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(-10px);
}

/* media queries */

@media (max-width: 991px) {
    #hamburger {
        display: block;
    }

    .overlay {
        position: fixed;
        inset: 0;
        pointer-events: none;
        z-index: 1;
        transition: var(--transition-1);
    }

    .overlay.active {
        pointer-events: all;
        background: var(--overlay);
    }

    .header .navbar-nav h1 a {
        font-size: 1.8rem;
    }

    .header .navbar-nav .nav-links {
        position: fixed;
        top: 87vh;
        height: 10%;
        width: 90%;
        transform: translateY(150%);
        background-color: var(--nav-clr);
        align-items: center;
        justify-content: space-evenly;
        transition: var(--transition-2);
    }

    .header .navbar-nav .nav-links.active {
        transform: translateY(0%);
        transition: var(--transition-2);
    }

    .hero .hero-content h3 {
        font-size: 1.5rem;
        line-height: 2rem;
    }

    .hero .hero-content h1 {
        font-size: 3.3rem;
        line-height: 3.5rem;
    }

    .hero .hero-content h4 {
        font-size: 1.5rem;
        line-height: 2rem;
    }

    .hero .hero-content .social-media a {
        width: 2.3rem;
        height: 2.3rem;
        margin: 1.5rem 1rem 1.5rem 0;
        font-size: 1rem;
    }

    .hero .hero-content .btn {
        padding: 0.8rem 1rem;
        font-size: 1rem;
        transition: var(--transition-2);
    }

    .hero .hero-content .btn-cont {
        padding: 0.8rem 1rem;
        font-size: 1rem;
        transition: var(--transition-2);
    }

    .hero .hero-img img {
        width: 45vh;
    }

    .about .about-content {
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .about .about-img img {
        width: 55vh;
    }


    .about .about-content .content p {
        font-size: 1rem;
    }

    .modal .modal-content img {
        width: 70%;
        height: 60%;
        border-radius: 10px;
        border: var(--border-5);
    }

    .portfolio .port-container .port-gallery .port-box .port-content {
        padding: 4rem 3%;
    }

    .contact {
        min-height: auto;
    }
}

@media (max-width: 768px) {
    .header .navbar-nav h1 a {
        font-size: 1.7rem;
    }

    .header .navbar-nav .nav-links a {
        font-size: 0.9rem;
    }

    .hero {
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        padding: 5rem 15%;
    }

    .hero .hero-content h3,
    .hero .hero-content h4 {
        font-size: 2rem;
        line-height: 3rem;
    }

    .hero .hero-content h1 {
        font-size: 3.5rem;
    }

    .hero .hero-img img {
        width: 100%;
    }

    .about .about-content {
        flex-wrap: wrap-reverse;
        justify-content: center;
        align-items: center;
        padding: 0.5rem 5%;
    }

    .about .heading,
    .skills .skills-title,
    .certificate .certificate-title,
    .portfolio .portfolio-title,
    .contact .contact-title {
        font-size: 2rem;
        margin-bottom: 0rem;
    }

    .about .about-content .content p {
        font-size: 1.8rem;
    }

    .about .about-content .about-img img {
        width: 100%;
    }

    .certificate .certificate-container .certificate-gallery {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
        gap: 2rem;
        margin: 5rem 0;
    }

    .modal .modal-content img {
        width: 85%;
        height: 80%;
        border-radius: 10px;
        border: var(--border-5);
    }

    .portfolio .port-container .port-gallery .port-box .port-content {
        padding: 10rem 3%;
    }
}

@media (max-width: 548px) {
    .header .navbar-nav .nav-links {
        padding: 0 3%;
    }

    .header .navbar-nav h1 a {
        font-size: 1rem;
    }

    .header .navbar-nav .nav-links a {
        font-size: 0.9rem;
        margin: 0 2%;
    }

    .hero .hero-content h4 {
        font-size: 1.3rem;
        line-height: 2rem;
    }

    .about .heading,
    .skills .skills-title,
    .certificate .certificate-title,
    .portfolio .portfolio-title,
    .contact .contact-title {
        font-size: 1.8rem;
    }

    .about .about-content .content p {
        font-size: 1.5rem;
        font-weight: var(--fw-300);
        line-height: 1.5rem;
    }

    .modal .modal-content img {
        width: 90%;
        height: 90%;
        border-radius: 10px;
        border: var(--border-5);
    }

    .portfolio .port-container .port-gallery .port-box .port-content {
        padding: 9rem 3%;
    }

    .contact form .input-box input {
        width: 100%;
    }

    .footer-text p {
        font-size: 1rem;
        margin: 2rem;
    }

    .footer-text a {
        font-size: 1rem;
    }
}

@media (max-width: 466px) {
    .header .navbar-nav .nav-links {
        left: 0;
        top: 90%;
        padding: 0% 2%;
        width: 100%;
    }

    .header .navbar-nav .nav-links a {
        font-size: 0.7rem;
    }

    .header .navbar-nav h1 a {
        font-size: 1.5rem;
    }

    .header .navbar-nav .nav-menu {
        font-size: 1rem;
    }

    .hero .hero-content h3 {
        font-size: 1.3rem;
        line-height: 2.5rem;
    }

    .hero .hero-content h1 {
        font-size: 2.3rem;
        line-height: 3rem;
        letter-spacing: 0.1rem;
    }

    .about .heading,
    .skills .skills-title,
    .certificate .certificate-title,
    .portfolio .portfolio-title,
    .contact .contact-title {
        font-size: 1.5rem;
    }

    .about .about-content .content p {
        font-size: 1.2rem;
        font-weight: var(--fw-300);
    }

    .modal .modal-content img {
        width: 90%;
        height: 80%;
        border-radius: 10px;
        border: var(--border-5);
    }

    .portfolio .port-container .port-gallery .port-box .port-content {
        padding: 9rem 3%;
    }

    .footer-text p {
        font-size: 0.8rem;
        margin: 2rem;
    }

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