/* ===================================================
   2K TEKNOLOJİ
   Premium Corporate Website
=================================================== */

:root{

--black:#111111;
--white:#ffffff;
--red:#C1262D;
--gray:#666666;
--light:#F5F5F5;

--container:1240px;

--transition:.35s;

}

*{

margin:0;
padding:0;
box-sizing:border-box;

}

html{

scroll-behavior:smooth;

}

body{

font-family:"Inter",sans-serif;

color:var(--black);

background:white;

line-height:1.7;

overflow-x:hidden;

}

img{

display:block;

max-width:100%;

}

a{

text-decoration:none;

color:inherit;

}

.container{

width:min(var(--container),92%);

margin:auto;

}



/* =======================================
HEADER
======================================= */

header{

position:fixed;

left:0;

top:0;

width:100%;

z-index:999;

transition:.4s;

}

header .container{

height:90px;

display:flex;

justify-content:center;

align-items:center;

}

}

header nav{

display:flex;

gap:42px;

}

header nav a{

font-size:14px;

letter-spacing:.08em;

text-transform:uppercase;

font-weight:500;

color:white;

transition:.35s;

}

header nav a:hover{

color:var(--red);

}





header.scrolled{

background:white;

box-shadow:0 5px 30px rgba(0,0,0,.05);

}

header.scrolled nav a{

color:#222;

}



/* =======================================
HERO
======================================= */

.hero{

position:relative;

height:100vh;

overflow:hidden;

display:flex;

align-items:center;

}

.hero-image{

position:absolute;

inset:0;

width:100%;

height:100%;

object-fit:cover;

animation:heroZoom 18s ease-in-out infinite alternate;

}

.overlay{

position:absolute;

inset:0;

background:rgba(0,0,0,.40);

}

.hero-content{

position:relative;

z-index:2;

width:min(760px,90%);

margin-left:8%;

}

.hero-top{

font-size:13px;

letter-spacing:.35em;

color:white;

opacity:.9;

margin-bottom:18px;

}

.hero-line{

width:110px;

height:1px;

background:rgba(255,255,255,.6);

margin-bottom:20px;

}

.hero-small{

font-size:13px;

letter-spacing:.22em;

text-transform:uppercase;

color:white;

margin-bottom:35px;

}

.hero h1{

font-size:88px;

font-weight:800;

line-height:1.02;

color:white;

margin-bottom:35px;

}

.hero p{

font-size:24px;

max-width:620px;

color:white;

opacity:.95;

}

.hero-button{

display:inline-flex;

margin-top:55px;

padding:18px 42px;

border:1px solid white;

color:white;

text-transform:uppercase;

font-size:13px;

letter-spacing:.15em;

transition:.35s;

}

.hero-button:hover{

background:white;

color:#111;

}

.scroll-down{

position:absolute;

bottom:45px;

left:8%;

color:white;

font-size:12px;

letter-spacing:.30em;

text-transform:uppercase;

opacity:.75;

z-index:2;

}



/* =======================================
MANIFESTO
======================================= */

.manifesto{

padding:170px 0;

text-align:center;

}

.manifesto-title{

font-size:13px;

letter-spacing:.30em;

color:var(--red);

margin-bottom:25px;

}

.manifesto h2{

font-size:78px;

font-weight:800;

line-height:1.1;

margin-bottom:35px;

}

.manifesto p{

max-width:760px;

margin:auto;

font-size:22px;

color:#666;

}



/* =======================================
SECTION TITLE
======================================= */

.section-header{

margin-bottom:80px;

}

.section-header span{

font-size:13px;

letter-spacing:.30em;

color:var(--red);

}

.section-header h2{

font-size:58px;

margin-top:18px;

font-weight:700;

line-height:1.15;

}


/* ===================================================
   ABOUT
=================================================== */

.about{

    padding:150px 0;

}

.about .container{

    display:grid;
    grid-template-columns:320px 1fr;
    gap:120px;
    align-items:start;

}

.about-left{

    border-left:2px solid #e8e8e8;
    padding-left:35px;

}

.about-left .number{

    font-size:56px;
    font-weight:800;
    line-height:1;
    margin-top:40px;
    color:#111;

}

.about-left .number:first-child{

    margin-top:0;

}

.about-left .text{

    font-size:14px;
    color:#777;
    letter-spacing:.08em;
    text-transform:uppercase;
    margin-top:8px;

}

.about-right h2{

    font-size:58px;
    line-height:1.1;
    margin-bottom:40px;

}

.about-right p{

    font-size:20px;
    color:#666;
    margin-bottom:28px;
    max-width:760px;

}



/* ===================================================
   TIMELINE
=================================================== */

.timeline{

    padding:170px 0;
    background:#fafafa;

}

.timeline-bar{

    position:relative;
    width:100%;
    height:2px;
    background:#ddd;
    margin:70px 0 80px;

}

.timeline-progress{

    position:absolute;
    left:0;
    top:0;
    width:25%;
    height:100%;
    background:var(--red);

}

.timeline-years{

    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:50px;

}

.timeline-years h3{

    font-size:34px;
    margin-bottom:12px;

}

.timeline-years h4{

    margin-bottom:15px;
    font-size:20px;

}

.timeline-years p{

    color:#666;
    font-size:16px;

}



/* ===================================================
   EXPERTISE
=================================================== */

.expertise{

    padding:170px 0;

}

.expertise-list{

    display:flex;
    flex-direction:column;
    gap:0;

}

.expertise-list a{

    font-size:34px;
    font-weight:300;
    color:#222;

    padding:28px 0;

    border-bottom:1px solid #ededed;

    transition:.35s;

    position:relative;

}

.expertise-list a::before{

    content:"";

    position:absolute;

    left:-35px;

    top:50%;

    width:0;

    height:2px;

    background:var(--red);

    transition:.35s;

}

.expertise-list a:hover{

    color:var(--red);
    padding-left:20px;

}

.expertise-list a:hover::before{

    width:22px;

}



/* ===================================================
   KAREFON
=================================================== */

.karefon{

    background:#111;
    color:white;
    text-align:center;
    padding:170px 0;

}

.karefon-logo{

    width:180px;
    margin:auto;
    margin-bottom:40px;

}

.karefon span{

    display:block;
    letter-spacing:.30em;
    font-size:13px;
    margin-bottom:25px;
    color:#8dc63f;

}

.karefon h2{

    font-size:62px;
    line-height:1.15;
    margin-bottom:35px;

}

.karefon p{

    max-width:760px;
    margin:auto;
    color:#cfcfcf;
    font-size:21px;

}

.karefon-button{

    display:inline-block;
    margin-top:55px;
    padding:18px 42px;
    border:1px solid rgba(255,255,255,.4);
    color:white;
    transition:.35s;
    letter-spacing:.10em;
    text-transform:uppercase;
    font-size:13px;

}

.karefon-button:hover{

    background:#8dc63f;
    border-color:#8dc63f;
    color:#111;

}



/* ===================================================
   FOOTER
=================================================== */

footer{

    padding:90px 0 50px;
    background:white;

}

footer h2{

    font-size:48px;
    line-height:1.1;
    margin-bottom:20px;

}

footer p{

    color:#777;

}

.footer-divider{

    margin:55px 0;
    height:1px;
    background:#ececec;

}

.footer-bottom{

    display:flex;
    justify-content:space-between;
    align-items:center;
    color:#888;
    font-size:14px;

}



/* ===================================================
   ANIMATIONS
=================================================== */

@keyframes heroZoom{

    from{

        transform:scale(1);

    }

    to{

        transform:scale(1.08);

    }

}



/* ===================================================
   RESPONSIVE
=================================================== */

@media(max-width:992px){

.hero h1{

font-size:60px;

}

.about .container{

grid-template-columns:1fr;
gap:70px;

}

.timeline-years{

grid-template-columns:1fr 1fr;

}

.footer-bottom{

flex-direction:column;
gap:20px;
text-align:center;

}

}

@media(max-width:768px){

header nav{

display:flex;

align-items:center;

gap:55px;

}

.hero{

height:90vh;

}

.hero-content{

margin:0 auto;
width:90%;

}

.hero h1{

font-size:46px;

}

.hero p{

font-size:18px;

}

.manifesto h2{

font-size:46px;

}

.about-right h2{

font-size:42px;

}

.section-header h2{

font-size:42px;

}

.timeline-years{

grid-template-columns:1fr;

}

.expertise-list a{

font-size:26px;

}

.karefon h2{

font-size:42px;

}

}