/* RESET CSS START */
@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

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

}   

:root {
    --bg-color: #A59D84;
    --second-bg-color: #C1BAA1;
    --text-color: #ffffff;
    --main-color: #D7D3BF;

}

html{
    font-size: 60%;
    overflow-x: hidden;
}

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

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

section{
    min-height: 10vh;
    padding: 10rem 12% 10rem;
}

/* RESET CSS END */


/* HEADER CSS START */

.header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 4rem 12% 4rem;
    background-color: rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 5;
}

.logo {
    font-size: 3rem;
    color: var(--text-color);
    font-weight: 800;
    cursor: pointer;
    transition: 0.3s ease-in-out;
}

.logo:hover{
    transform: scale(1.1);

}

.navbar a {
    font-size: 1.8rem;
    color: var(--text-color);
    margin-left: 4rem;
    font-weight: 500;
    transition: 0.3s ease;
    border-bottom: 3px solid transparent;
}

.navbar a:hover,
.navbar a:active{
    color: var(--main-color);
    border-bottom: 3px solid var(--main-color);
}

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


/* HEADER CSS END */


/* HOME START */
.home {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15rem;
    
}

.home-content {
    display: flex;
    flex-direction: column;
    align-items: baseline;
    justify-content: center;
    text-align: left;
    margin-top: 3rem;
}

.home-content h1 {
    font-size: 6rem; 
    font-weight: 700;
    margin-top: 1.5rem;
    line-height: 1;
}

.home-content h3 {
    margin-bottom: 2rem;
    margin-top: 1rem;
    font-size: 3rem; 
}

.home-img {
    border-radius: 50%;
    text-align: center;
}

.home-img img {
    width: 28vw; 
    max-width: 200px; 
    position: relative;
    top: 3rem;
    border-radius: 50%;
    box-shadow: 0 0 25px var(--main-color);
    cursor: pointer;
    transition: 0.4s ease-in-out;
}

.home-img img:hover {
    box-shadow: 0 0 25px var(--main-color), 0 0 50px var(--main-color), 0 0 100px var(--main-color);
}

.home-content p {
    font-size: 1.4rem;
    font-weight: 500;
    line-height: 1.8;
    max-width: 1000px;
    text-align: justify;
}

.social-icon a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4.5rem;
    height: 4.5rem;
    background-color: transparent;
    border: 2px solid var(--main-color);
    font-size: 2.2rem; 
    border-radius: 50%;
    color: var(--main-color);
    margin: 2rem 1rem;
    transition: 300ms ease-in-out;
}

.social-icon a:hover {
    color: var(--text-color);
    transform: scale(1.3) translateY(-5px);
    box-shadow: 0 0 25px var(--main-color);
    background-color: var(--main-color);
}

.btn {
    display: inline-block;
    padding: 1rem 2.4rem; 
    background-color: var(--main-color);
    box-shadow: 0 0 25px var(--main-color);
    border-radius: 4rem;
    font-size: 1.4rem;
    color: black;
    border: 2px solid transparent;
    letter-spacing: 0.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: 300ms ease-in-out;
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 50px var(--main-color);
}

.btn-group {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap; 
}

.text-animation {
    font-size: 2.8rem; 
    font-weight: 600;
    min-width: 250px;
}

/* Animasyonlar */
.text-animation span::after {
    content: "";
    background-color: var(--bg-color);
    height: 100%;
    width: calc(100% - 8px);
    position: absolute;
    right: -8px;
    border-left: 3px solid var(--bg-color);
    animation: cursor 0.6s infinite, typing 20s steps(14) infinite;
}

@keyframes cursor {
    to {
        border-left: 2px solid var(--main-color);
    }
}

@keyframes words {
    0%, 20% {
        content: "Front-end Developer'ım";
    }
    21%, 40% {
        content: "Back-end Developer'ım";
    }
    41%, 60% {
        content: "Software Developer'ım";
    }
    61%, 80% {
        content: "Full Stack Developer'ım";
    }
    81%, 100% {
        content: "Software Tester'ım";
    }
}

/* Responsive Düzenlemeler */


@media (min-width: 768px) {
    .home {
        gap: 10rem;
    }

    .home-content h1 {
        font-size: 5rem;
    }

    .home-content h3 {
        font-size: 2.8rem;
    }

    .home-img img {
        width: 30vw;
    }
}


@media (max-width: 767px) {
    .home {
        flex-direction: column; 
        gap: 2rem;
    }

    .home-content {
        text-align: center; 
        align-items: center;
    }

    .home-content h1 {
        font-size: 4.5rem;
    }

    .home-content h3 {
        font-size: 2.4rem;
    }

    .home-content p {
        font-size: 1.2rem;
    }

    .social-icon a {
        font-size: 2rem;
        width: 4rem;
        height: 4rem;
        margin: 1.5rem 0.5rem;
    }

    .btn {
        font-size: 1.2rem;
        padding: 0.8rem 2rem;
    }

    .text-animation {
        font-size: 2.4rem;
    }
}
/* HOME END */



@keyframes typing{
    
    10%,
    15%,
    30%,
    35%,
    50%,
    55%,
    70%,
    75%,
    90%,
    95% {
        width: 0;
    }
    5%,
    20%,
    25%,
    40%,
    45%,
    60%,
    65%,
    80%,
    85% {
        width: calc(100% + 8px);
    }
}
/*  HOME END  */


/* EDUCATION START */
.heading {
    font-size: 6rem; 
    text-align: center;
    margin: 3rem 0;
}

.education {
    background-color: var(--second-bg-color);
    padding: 60px 15px;
}


.timeline-items {
    max-width: 1200px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
    position: relative;
}

.timeline-items::before {
    content: "";
    position: absolute;
    width: 5px;
    height: 100%;
    background-color: var(--main-color);
    left: calc(50% - 2.5px);
}

.timeline-item {
    margin-bottom: 40px;
    width: 100%;
    position: relative;
}

.timeline-item:nth-child(odd) {
    padding-right: calc(50% + 30px);
}

.timeline-item:nth-child(even) {
    padding-left: calc(50% + 30px);
}


.timeline-dot {
    height: 21px;
    width: 21px;
    background-color: var(--main-color);
    box-shadow: 0 0 25px var(--main-color), 0 0 50% var(--main-color);
    position: absolute;
    left: calc(50% - 10px);
    border-radius: 50%;
    top: 10px;
}

.timeline-date {
    font-size: 18px;
    font-weight: 800;
    color: #fff;
    margin: 6px 0 15px;
}

.timeline-content {
    background-color: var(--bg-color);
    border: 3px solid var(--main-color);
    padding: 20px 30px;
    border-radius: 4rem;
    box-shadow: 0 0 10px var(--main-color);
    cursor: pointer;
    transition: 0.3s ease-in-out;
}

.timeline-content:hover {
    box-shadow: 0 0 25px var(--main-color);
    transform: scale(1.05);
}

.timeline-content h3 {
    font-size: 18px;
    color: #fff;
    margin: 0 0 10px;
    font-weight: 500;
}

.timeline-content p {
    color: #fff;
    font-size: 14px;
    font-weight: 300;
    line-height: 20px;
}

/* Scrollbar düzenlemeleri */
::-webkit-scrollbar {
    width: 15px;
}

::-webkit-scrollbar-thumb {
    background-color: var(--main-color);
    border-radius: 4rem;
}

::-webkit-scrollbar-track {
    background-color: var(--bg-color);
    width: 50px;
}

/* Responsive Düzenlemeler */

@media (min-width: 768px) {
    .heading {
        font-size: 7rem;
    }

    .timeline-item:nth-child(odd) {
        padding-right: calc(50% + 20px);
    }

    .timeline-item:nth-child(even) {
        padding-left: calc(50% + 20px);
    }

    .timeline-content {
        padding: 25px 40px;
    }

    .timeline-content h3 {
        font-size: 20px;
    }

    .timeline-content p {
        font-size: 16px;
    }
}

/* Mobil cihazlar (768px altı) */
@media (max-width: 767px) {
    .timeline-items {
        flex-direction: column;
    }

    .timeline-items::before {
        left: 20px; 
    }

    .timeline-item {
        padding: 0 0 0 50px;
    }

    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        padding: 0 0 0 50px; 
    }

    .timeline-dot {
        left: 10px; 
    }

    .timeline-content {
        padding: 20px;
        margin-left: 20px; 
    }

    .timeline-content h3 {
        font-size: 16px;
    }

    .timeline-content p {
        font-size: 14px;
    }
}

/* EDUCATION END */


/*  CONTACT START  */
.contact {
    background-color: var(--bg-color);
    padding: 2rem;
}

/* Form düzenlemeleri */
.contact form {
    display: flex;
    flex-direction: column; 
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin: 3rem auto;
    text-align: center;
}


.contact form .input-box {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    width: 100%; 
}


.contact form .input-box input,
.contact form textarea {
    width: 100%;
    max-width: 500px; 
    padding: 1.5rem;
    font-size: 1.6rem;
    color: var(--text-color);
    background-color: var(--bg-color);
    border-radius: 1.5rem;
    border: 2px solid var(--main-color);
    margin: 1rem 0;
    resize: none;
    box-sizing: border-box;
}


input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
}

/* Responsive Düzenlemeler */


@media (min-width: 768px) {
    .contact form {
        flex-direction: row; 
        gap: 2.5rem;
    }

    .contact form .input-box {
        gap: 1.5rem;
    }

    .contact form .input-box input,
    .contact form textarea {
        font-size: 1.8rem;
    }
}


@media (min-width: 1024px) {
    .contact form {
        max-width: 1200px;
        margin: 5rem auto;
    }

    .contact form .input-box input,
    .contact form textarea {
        max-width: 600px;
    }
}

/*  CONTACT END  */


/*  FOOTER START  */
.footer{
    position: relative;
    bottom: 0;
    width: 100%;
    padding: 40px 0;
    background-color: var(--bg-color);
}


.footer .social{
    text-align: center;
    padding-bottom: 25px;
    color: var(--main-color);
}


.footer .social a{
    font-size: 25px;
    color: var(--main-color);
    border: 2px solid var(--main-color);
    width: 42px;
    height: 42px;
    line-height: 42px;
    display: inline-block;
    text-align: center;
    border-radius: 50%;
    margin: 0 10px;
    transition: 0.3s ease-in-out;
}


.footer .social a:hover{
    transform: scale(1.2) translateY(-10px);
    background-color: var(--main-color);
    color: black;
    box-shadow: 0 0 25px var(--main-color);
}


.footer ul{
    margin-top: 0;
    padding: 0;
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 0;
    text-align: center;
}


footer ul li a{
    color: #fff;
    border-bottom: 3px solid transparent;
    transition: 0.3s ease-in-out;
}


.footer ul li a:hover{
    border-bottom: 3px solid var(--main-color);
    color: var(--main-color);
}


.footer ul li{
    display: inline-block;
    padding: 0 15px;
}


.footer .copyright{
    margin-top: 50px;
    text-align: center;
    color: #fff;
    font-size: 16px;
}
/*  FOOTER END  */