/*-----------------------------------*\
 * #CUSTOM PROPERTY
\*-----------------------------------*/

@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;1,100;1,200;1,300;1,400;1,500;1,600;1,700&display=swap');

:root {

    /**
   * colors
   */

    --raw-seinna: hsl(108, 87%, 45%);
    --sizzling-sunrise: hsl(108, 87%, 45%);
    /**hsl(51, 95%, 54%);*/
    --scarlet: hsl(29, 96%, 47%);
    --black: hsl(0, 0%, 0%);
    --white: hsl(0, 0%, 100%);

    /**
   * typography
   */

    --ff-logo: 'Roboto Mono', monospace;
    --ff-poppins: 'Poppins', sans-serif;
    --ff-roboto: 'Roboto', sans-serif;

    --fs-1: 2rem;
    --fs-2: calc(1.813rem + 1vw);
    --fs-3: calc(1.313rem + 1vw);
    --fs-4: 1.4rem;
    --fs-5: 1rem;
    --fs-6: 0.813rem;
    --fs-7: 0.75rem;

    --fw-400: 400;
    --fw-700: 700;

    /**
   * transition
   */

    --transition-1: 0.25s ease-in-out;

    /**
   * spacing
   */

    --section-padding: 80px;

    /**
   * radius
   */

    --radius-4: 4px;
    --radius-12: 12px;

}

/*-----------------------------------*\
 * #THEME COLORS
\*-----------------------------------*/

body.dark_theme {

    --bg-primary: hsl(0, 0%, 0%);
    --bg-secondary: hsl(0, 0%, 15%);
    --color-primary: hsl(0, 0%, 100%);
    --color-secondary: hsl(0, 0%, 60%);
    --card-shadow: hsla(0, 0%, 30%, 0.5);
    --input-bg: hsl(0, 0%, 20%);

    --shadow-1: 10px 10px 40px var(--card-shadow);

}

body.light_theme {

    --bg-primary: hsl(0, 0%, 90%);
    --bg-secondary: hsl(0, 0%, 100%);
    --color-primary: hsl(0, 0%, 12%);
    --color-secondary: hsl(0, 0%, 37%);
    --card-shadow: hsla(0, 0%, 0%, 0.1);
    --input-bg: hsl(0, 0%, 93%);

    --shadow-1: 10px 10px 40px var(--card-shadow);

}

/*-----------------------------------*\
 * #RESET
\*-----------------------------------*/

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

li {
    list-style: none;
}

a {
    text-decoration: none;
}

a,
img,
time,
span,
input,
label,
select,
button,
textarea,
ion-icon {
    display: block;
}

input,
button,
select,
textarea {
    background: none;
    border: none;
    font: inherit;
}

button,
select {
    cursor: pointer;
}

input,
textarea {
    width: 100%;
}

ion-icon {
    pointer-events: none;
}

:is(a, button, select) {
    outline-color: var(--scarlet);
    outline-offset: 3px;
}

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

html {
    font-family: var(--ff-roboto);
    scroll-behavior: smooth;
}

body {
    background: var(--bg-primary);
    transition: var(--transition-1);
}

body.active {
    overflow: hidden;
}

/*-----------------------------------*\
 * #REUSED STYLE
\*-----------------------------------*/

.container {
    padding-inline: 10px;
}

.h1 {
    font-size: var(--fs-1);
    line-height: 1.2;
    font-weight: 400;
}

.h2,
.h3,
.h4 {
    color: var(--color-primary);
    font-family: var(--ff-poppins);
    line-height: 1.2;
}

.h2 {
    font-size: var(--fs-2);
}

.h3 {
    font-size: var(--fs-3);
}

.h4 {
    font-size: var(--fs-5);
}

.w-100 {
    width: 100%;
}

.btn {
    max-width: max-content;
    color: var(--color-primary);
    font-weight: var(--fw-700);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 25px;
    border: 1px solid transparent;
    border-radius: var(--radius-4);
    transition: var(--transition-1);
}

.btn-primary {
    border-color: var(--color-primary);
    text-align: center;
}

.btn-primary:is(:hover, :focus) {
    background: var(--color-primary);
    color: var(--bg-primary);
}

.btn-secondary {
    background: var(--raw-seinna);
    border-color: var(--raw-seinna);
    color: var(--white);
}

.btn-secondary:is(:hover, :focus) {
    --raw-seinna: hsl(24, 74%, 64%);
}

.section-subtitle {
    position: relative;
    color: var(--color-secondary);
    text-transform: uppercase;
    padding-bottom: 5px;
    margin-bottom: 20px;
}

.section-subtitle::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--color-secondary);
}

.section-title {
    max-width: 350px;
    margin-bottom: 30px;
}

.section-text {
    color: var(--color-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
}

.tooltip {
    position: absolute;
    top: -40px;
    background: var(--raw-seinna);
    min-width: max-content;
    color: var(--white);
    font-size: 15px;
    font-weight: var(--fw-700);
    padding: 5px 10px;
    border-radius: var(--radius-4);
    box-shadow: var(--shadow-1);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-1);
    z-index: 1;
}

/*-----------------------------------*\
 * #CANVAS Matrix
\*-----------------------------------*/

canvas {
    width: 100%;
    height: 800px;
    position: absolute;
    top: 95px;
    z-index: -1;
}

/*-----------------------------------*\
 * #HEADER
\*-----------------------------------*/

.header {
    padding-block: 15px;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    transition: var(--transition-1);
    z-index: 4;
}

.header.active {
    padding-block: 12px;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.logo {
    position: relative;
    min-width: 77px;
    z-index: 2;
}

.logo a {
    color: var(--color-primary);
    font-family: var(--ff-logo);
}

.logo span {
    display: inline-block;
    color: var(--raw-seinna);
    margin-left: 2px;
    font-weight: bolder;
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-left: auto;
}

.navbar-actions select {
    color: var(--color-primary);
    width: 45px;
}

.navbar-actions option {
    background: var(--bg-primary);
    color: var(--color-primary);
}

.theme-btn {
    padding: 4px;
    width: 48px;
    background: var(--bg-secondary);
    border-radius: 100px;
    transition: var(--transition-1);
    border: 1px solid var(--bg-primary);
}

.header.active .theme-btn {
    background: var(--bg-primary);
}

.theme-btn .icon {
    position: relative;
    left: 0;
    width: 20px;
    height: 20px;
    border-radius: 50px;
    box-shadow: inset 9px -6px var(--color-primary);
    transition: var(--transition-1);
}

.theme-btn.active .icon {
    left: 20px;
    box-shadow: inset 20px -20px var(--sizzling-sunrise);
}

.nav-toggle-btn {
    position: relative;
    transform: rotate(-55deg);
    transition: var(--transition-1);
    z-index: 2;
}

.nav-toggle-btn.active {
    transform: rotate(-45deg);
}

.nav-toggle-btn span {
    width: 20px;
    height: 2px;
    background: var(--color-primary);
    margin: 5px;
    transition: var(--transition-1);
}

.nav-toggle-btn :is(.one, .three) {
    width: 10px;
}

.nav-toggle-btn .one {
    margin-left: auto;
    transform-origin: left;
}

.nav-toggle-btn .three {
    transform-origin: right;
}

.nav-toggle-btn.active .one {
    transform: rotate(90deg) translateX(-3px);
}

.nav-toggle-btn.active .three {
    transform: rotate(90deg) translateX(3px);
}

.navbar {
    position: fixed;
    background: var(--bg-secondary);
    top: 100%;
    left: 0;
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    visibility: hidden;
    transition: 0.75s cubic-bezier(0.71, 0.01, 0.24, 0.99);
    transition-delay: 0.5s;
    z-index: 1;
}

.navbar.active {
    top: 0;
    visibility: visible;
    transition-delay: 0s;
}

.navbar-list>li {
    margin-block: 20px;
    padding-inline: 50px;
    overflow: hidden;
}

.navbar-link {
    position: relative;
    width: max-content;
    margin-inline: auto;
    color: var(--color-primary);
    font-family: var(--ff-poppins);
    font-size: var(--fs-1);
    padding: 10px;
    transform: translateY(50px);
    transition: 0.75s cubic-bezier(0.68, -0.55, 0.27, 2);
}

.navbar.active .navbar-link {
    transform: translateY(0);
    transition-delay: 0.5s;
}

.navbar-link::before {
    content: "";
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    height: 5px;
    width: 0;
    background: var(--raw-seinna);
    transition: var(--transition-1);
}

.navbar-link:is(:hover, :focus)::before {
    width: 100%;
}

/*-----------------------------------*\
 * #HERO
\*-----------------------------------*/

main {
    overflow-x: hidden;
}

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--section-padding);
}

.hero-banner {
    max-width: 400px;
    width: 100%;
    margin-bottom: 30px;
}

:is(.hero-social-list, .scroll-down) {
    display: none;
}

.hero-content {
    max-width: 450px;
}

.hero-title {
    text-align: center;
    margin-bottom: 30px;
}

.hero .btn-primary {
    margin-inline: auto;
}

/*-----------------------------------*\
 * #STATS
\*-----------------------------------*/

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

.stats-list {
    display: grid;
    gap: 30px;
}

.stats-card {
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 25px;
    border-radius: var(--radius-12);
    box-shadow: var(--shadow-1);
    transition: var(--transition-1);
}

.stats-card:is(:hover, :focus) {
    transform: translateY(-5px);
}

.stats-card .card-icon {
    background: var(--raw-seinna);
    width: 60px;
    height: 60px;
    display: grid;
    place-items: center;
    border-radius: 30%;
}

.stats-card .card-icon img {
    width: 70%;
    filter: invert(1);
}

.stats-card .card-title {
    width: calc(100% - 95px);
    color: var(--raw-seinna);
    text-align: center;
}

.stats-card .card-title strong {
    display: block;
    color: var(--color-primary);
    font-size: initial;
    line-height: 1.3;
    margin-top: 5px;
}

.stats-card>ion-icon {
    color: var(--color-secondary);
}

/*-----------------------------------*\
 * #ABOUT, COURSES
\*-----------------------------------*/

.about,
.courses,
.courseSkill {
    padding-block: var(--section-padding);
}

.about-banner,
.courseSkill-banner {
    max-width: 600px;
    margin-inline: auto;
    margin-bottom: 80px;
}

.about .btn,
.courses .btn,
.courseSkill .btn {
    max-width: unset;
    width: 100%;
}

.about .btn-secondary,
.courses .btn-secondary,
.courseSkill .btn-secondary {
    margin-bottom: 10px;
    text-align: center;
}

/*-----------------------------------*\
 * #COURSES MODAL
\*-----------------------------------*/

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: var(--bg-primary);
    margin: 20% auto;
    padding: 25px;
    border: 1px solid #888;
    width: 93%;
    border-radius: var(--radius-12);
}

.modal-headline {
    margin-top: 1rem;
    margin-bottom: 2rem;
}

/*
.close {
    color: var(--color-primary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: var(--color-primary);
    text-decoration: none;
    cursor: pointer;
}
*/

/*-----------------------------------*\
 * #SKILLS
\*-----------------------------------*/

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

.skills-content {
    margin-bottom: 50px;
}

.skills-toggle {
    background: var(--bg-secondary);
    position: relative;
    width: max-content;
    margin-inline: auto;
    display: flex;
    align-items: center;
    padding: 5px;
    border-radius: 100px;
    box-shadow: var(--shadow-1);
    z-index: 1;
}

.skills-toggle::before {
    content: "";
    position: absolute;
    top: 5px;
    left: 5px;
    bottom: 5px;
    width: 93px;
    background: var(--raw-seinna);
    border-radius: 100px;
    transition: var(--transition-1);
    z-index: -1;
}

.skills-toggle.active::before {
    left: 98px;
}

.toggle-btn {
    color: var(--color-primary);
    font-family: var(--ff-poppins);
    padding: 5px 25px;
    transition: var(--transition-1);
}

.toggle-btn.active {
    color: var(--white);
}

.skills-box.active .skills-list,
.skills-box .tools-list {
    display: none;
}

.skills-box .skills-list,
.skills-box.active .tools-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 15px;
    animation: fadeIn 0.5s ease-out forwards;
}

@keyframes fadeIn {

    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }

}

.skill-card {
    position: relative;
    background: var(--bg-secondary);
    width: 80px;
    height: 80px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-12);
    box-shadow: var(--shadow-1);
    cursor: help;
}

.skill-card:hover .tooltip {
    transform: translateY(0);
    opacity: 1;
}

/*-----------------------------------*\
 * #PROJECT
\*-----------------------------------*/

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

.project-list>li {
    margin-bottom: 25px;
}

.project-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-12);
    box-shadow: 2px 4px 6px hsla(0, 0%, 0%, 0.2);
}

.project-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    transition: var(--transition-1);
}

.project-card:is(:hover, :focus)::after {
    background: hsla(0, 0%, 100%, 0.1);
    backdrop-filter: blur(0.5px);
}

.project-card .card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
}

.project-card .card-content .card-tag {
    font-size: var(--fs-6);
    color: var(--color-primary);
    transition-delay: 0s;
}


.project-card .card-content h3,
time {
    border-radius: var(--radius-4);
}

.project-card .card-title {
    margin-bottom: 10px;
}

.project-card :is(.card-title, .card-tag) {
    background: var(--bg-primary);
    padding: 6px 12px;
    width: max-content;
    box-shadow: var(--shadow-1);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-1);
}

.project-card .card-tag {
    font-size: var(--fs-6);
    color: var(--color-primary);
    transition-delay: 0s;
}

.project-card:is(:hover, :focus) :is(.card-title, .card-tag) {
    transform: translateY(0);
    opacity: 1;
}

.project-card:is(:hover, :focus) .card-tag {
    transition-delay: 0.1s;
    border-radius: 15px;
    margin-bottom: 0.15em;
}

.load-more {
    font-size: var(--fs-4);
    color: var(--raw-seinna);
    text-decoration: underline;
    margin-inline: auto;
}

/*-----------------------------------*\
 * #CONTACT
\*-----------------------------------*/

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

.contact-content {
    margin-bottom: 50px;
}

.contact-list-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.contact-item-icon {
    font-size: 25px;
    color: var(--color-primary);
}

.contact-item-icon ion-icon {
    --ionicon-stroke-width: 40px;
}

.contact-item-title {
    margin-bottom: 10px;
}

.contact-list-item .contact-info {
    color: var(--color-secondary);
    font-style: normal;
    line-height: 1.6;
    transition: var(--transition-1);
}

.contact-info:not(address):is(:hover, :focus) {
    color: var(--color-primary);
}

.contac-social-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: center;
    gap: 15px;
    padding-inline: 40px;
}

.contact-social-link {
    position: relative;
    background: var(--color-primary);
    color: var(--bg-primary);
    width: 35px;
    height: 35px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    transition: var(--transition-1);
}

.contact-social-link:is(:hover, :focus) {
    background: var(--raw-seinna);
    color: var(--white);
    transform: scale(1.1);
}

.contact-social-link:is(:hover, :focus) .tooltip {
    transform: translateY(0);
    opacity: 1;
}

.contact-form {
    background: var(--bg-secondary);
    padding: 20px;
    border-radius: var(--radius-12);
    box-shadow: var(--shadow-1);
}

.form-wrapper {
    margin-bottom: 25px;
}

.form-label {
    color: var(--color-primary);
    font-size: var(--fs-7);
    font-family: var(--ff-poppins);
    margin-bottom: 8px;
    margin-left: 5px;
}

.input-wrapper {
    position: relative;
}

.input-field {
    background: var(--input-bg);
    color: var(--raw-seinna);
    padding: 10px;
    padding-left: 40px;
    border-radius: var(--radius-12);
    transition: var(--transition-1);
}

.input-wrapper i {
    position: absolute;
    top: 10px;
    left: 10px;
    color: var(--color-secondary);
    font-size: 20px;
    transition: var(--transition-1);
}

textarea.input-field {
    min-height: 60px;
    height: 120px;
    max-height: 200px;
    resize: vertical;
}

.input-field:focus {
    outline: 1px solid;
}

.input-field:focus+ion-icon {
    color: var(--raw-seinna);
}

.contact .btn-primary {
    max-width: unset;
    width: 100%;
    background: var(--color-primary);
    color: var(--bg-primary);
}

/*-----------------------------------*\
 * #FOOTER
\*-----------------------------------*/

.footer {
    background: var(--bg-secondary);
    padding-block: 20px;
    text-align: center;
    box-shadow: var(--shadow-1);
}

.footer .logo {
    margin-bottom: 15px;
}

.copyright {
    color: var(--color-secondary);
    line-height: 1.6;
}

.copyright a {
    display: inline-block;
    color: var(--raw-seinna);
}

/*-----------------------------------*\
 * #GO TO TOP
\*-----------------------------------*/

.go-top {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 45px;
    height: 45px;
    display: grid;
    place-items: center;
    font-size: 20px;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: var(--transition-1);
    z-index: 2;
}

.go-top.active {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

/*-----------------------------------*\
 * #MEDIA QUERIES
\*-----------------------------------*/

/**
 * responsive for larger than 550px screen
 */

@media (min-width: 550px) {

    /**
   * REUSED STYLE
   */

    .container {
        max-width: 550px;
        margin-inline: auto;
    }

    .section-title {
        max-width: 380px;
    }

    /**
   * PROJECT
   */

    .project-list {
        column-count: 2;
        column-gap: 25px;
    }

    .project-list>li:first-child {
        column-span: all;
    }

}

/**
 * responsive for larger than 768px screen
 */

@media (min-width: 768px) {

    /**
   * REUSED STYLE
   */

    .container {
        max-width: 720px;
    }

    .section-title {
        max-width: 430px;
    }

    /**
   * STATS
   */

    .stats-list {
        grid-template-columns: 1fr 1fr;
    }

    /**
   * ABOUT, COURSES
   */

    .btn-group {
        display: flex;
        justify-content: flex-start;
        align-items: center;
        gap: 20px;
    }

    .about .btn,
    .courses .btn,
    .courseSkill .btn {
        max-width: max-content;
    }

    .about .btn-secondary,
    .courses .btn-secondary,
    .courseSkill .btn-secondary {
        margin-bottom: 0;
    }

    /**
   * CONTACT
   */

    .contact-form {
        max-width: 450px;
        margin-inline: auto;
    }

}

/**
 * responsive for larger than 992px screen
 */

@media (min-width: 992px) {

    /**
   * CUSTOM PROPERTY
   */

    :root {

        /**
     * typography
     */

        --fs-2: 3rem;

        /**
     * spacing
     */

        --section-padding: 100px;

    }

    /**
   * REUSED STYLE
   */

    .container {
        max-width: 980px;
    }

    .section-content {
        position: relative;
        padding-left: 40px;
    }

    .section-subtitle {
        position: absolute;
        top: 0;
        left: 0;
        transform: rotate(0.75turn) translateX(-100%);
        transform-origin: left top;
        margin-bottom: 0;
    }

    .section-subtitle::after {
        top: 8px;
        left: auto;
        right: calc(100% + 20px);
    }

    /**
   * HEADER
   */

    .header {
        padding-block: 30px;
    }

    .header.active {
        padding-block: 15px;
    }

    .navbar-actions {
        order: 1;
        margin-left: 0;
    }

    .nav-toggle-btn {
        display: none;
    }

    .navbar {
        all: unset;
    }

    .navbar-link {
        transform: translateY(0);
        font-size: unset;
        padding-inline: 5px;
    }

    .navbar-list>li {
        margin: 0;
        padding: 0;
        overflow: visible;
    }

    .navbar-list {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 20px;
    }

    .navbar-link::before {
        height: 2px;
    }

    /**
   * HERO
   */

    .hero {
        position: relative;
        padding-top: 0;
        height: 100vh;
    }

    .hero-banner {
        max-width: unset;
        height: 90%;
        margin-bottom: 0;
    }

    .hero img {
        height: 100%;
        width: auto;
        margin-inline: auto;
    }

    .hero-content {
        --color-primary: var(--white);

        position: absolute;
        top: 65%;
        filter: drop-shadow(4px 4px 20px var(--black));
    }

    .hero .btn-primary:is(:hover, :focus) {
        color: hsl(0, 0%, 12%);
    }

    .hero-social-list {
        display: block;
        position: absolute;
        bottom: 92px;
        left: -30px;
    }

    .hero-social-list::after {
        content: "";
        position: absolute;
        bottom: -40px;
        left: 13px;
        width: 2px;
        height: 30px;
        background: var(--color-secondary);
    }

    .hero-social-link {
        position: relative;
        color: var(--color-secondary);
        margin-block: 5px;
        padding: 5px;
        font-size: 18px;
        transition: var(--transition-1);
    }

    .hero-social-link:is(:hover, :focus) {
        color: var(--color-primary);
        transform: scale(1.3);
    }

    .hero-social-link .tooltip {
        --trans-x: 10px;

        left: calc(100% + 10px);
        top: 50%;
        transform: translateY(-50%) translateX(var(--trans-x));
    }

    .hero-social-link:is(:hover, :focus) .tooltip {
        --trans-x: 0;
        opacity: 1;
    }

    .scroll-down {
        display: block;
        position: absolute;
        bottom: 80px;
        right: -30px;
        color: var(--color-secondary);
        font-size: 1.125rem;
        text-transform: uppercase;
        transform: rotate(90deg);
        transform-origin: top right;
    }

    .scroll-down::after {
        content: "";
        position: absolute;
        top: 8px;
        right: -50px;
        width: 30px;
        height: 2px;
        background: var(--color-secondary);
    }

    /**
   * STATS
   */

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

    .stats-card {
        height: 100%;
    }

    /**
   * ABOUT, COURSES
   */

    .about,
    .courses,
    .courseSkill {
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: center;
        gap: 30px;
    }

    .about-banner,
    .courses-banner,
    .courseSkill-banner {
        margin-bottom: 0;
    }

    /**
   * SKILLS
   */

    .skills {
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: center;
        gap: 50px;
    }

    .skills-content {
        margin-bottom: 0;
    }

    .skills-toggle {
        margin-inline: 0;
    }

    /**
   * PROJECT
   */

    .project-list {
        column-count: 3;
    }

    .project-list>li:first-child {
        column-span: unset;
        margin: 25px;
        margin-left: 0;
    }

    /**
   * CONTACT
   */

    .contact {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .contact-content {
        margin-bottom: 0;
    }

    .contact-form {
        width: 100%;
    }

    .contact-list {
        margin-left: -40px;
    }

    /* Loading state */
    button[disabled] {
        opacity: 0.7;
        cursor: not-allowed;
    }

    /* Alert styling */
    .alert {
        position: fixed;
        bottom: 20px;
        right: 20px;
        z-index: 1000;
        min-width: 300px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .btn-close {
        float: right;
    }

    .alert-success {
        background: #d1e7dd;
        border-color: #badbcc;
        color: #0f5132;
    }

    .alert-error {
        background: #f8d7da;
        border-color: #f5c2c7;
        color: #842029;
    }

    /**
   * FOOTER
   */

    .footer .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .footer .logo {
        margin-bottom: 0;
    }

}

/**
 * responsive for larger than 1200px screen
 */

@media (min-width: 1200px) {

    /**
   * REUSED STYLE
   */

    .container {
        max-width: 1150px;
    }

    .section-title {
        max-width: 460px;
    }

    /**
   * HERO
   */

    .hero-social-list {
        left: -80px;
    }

    .scroll-down {
        right: -80px;
    }

    /**
   * ABOUT, COURSES
   */

    .about-banner,
    .courses-banner,
    .courseSkill-banner {
        max-width: 450px;
    }

}