body{
margin:0;
font-family:Arial;
background:#f4f7fb;
color:#2b3a4a;
}

a:link {text-decoration: none;}
a:visited {text-decoration: none;}
a:hover {text-decoration: none;}
a:active {text-decoration: none;}

/* CONTAINER */

.container{
max-width:1200px;
margin:auto;
padding:0 30px;
}

/* HEADER */

header{
background:white;
border-bottom:1px solid #e6edf4;
position:sticky;
top:0;
z-index:10;
}

.navbar{
display:flex;
align-items:center;
justify-content:space-between;
height:90px;
}

/* LOGO */

.logo img{
height:100px;
}

.logo{
display:flex;
align-items:center;
gap:14px;
}

.logo-text{
line-height:1.1;
}

.logo-text strong{
display:block;
font-size:20px;
color:#0d3b66;
letter-spacing:1px;
}

.logo-text span{
font-size:16px;
color:#6c7a89;
letter-spacing:1px;
}

/* MENU */

nav ul{
display:flex;
list-style:none;
margin:0;
padding:0;
}

nav li{
position:relative;
}

nav a{
text-decoration:none;
color:#0d3b66;
font-weight:600;
padding:14px 18px;
display:block;
font-family:'Inter', sans-serif;
letter-spacing:0.5px;
text-transform:uppercase;
font-size:16px;
position:relative;
}


nav a:hover{
color:#f47a20;
}

nav a::after{
content:"";
position:absolute;
left:18px;
bottom:8px;
width:0;
height:2px;
background:#f47a20;
transition:0.3s;
}

nav a:hover::after{
width:calc(100% - 36px);
}

.lang-switch{
margin-left:10px;
padding-left:10px;
border-left:1px solid #ddd;
}

.lang-switch:hover{
color:#f47a20;
}

.lang-switch::after{
display:none;
}

/* DROPDOWN */

.dropdown{
display:none;
position:absolute;
top:45px;
left:0;
background:white;
min-width:220px;
box-shadow:0 10px 30px rgba(0,0,0,0.12);
border-radius:10px;
overflow:hidden;
}

.dropdown a{
padding:12px 16px;
font-weight:500;
color:#2b3a4a;
}

.dropdown a:hover{
background:#f3f7fc;
}

nav li:hover .dropdown{
display:block;
}

/* HERO */

.hero{
padding:100px 0;
background:linear-gradient(135deg,#edf4fb 0%, #ffffff 60%);
}

.hero-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:60px;
align-items:center;
}

.hero h1{
font-size:52px;
color:#0d3b66;
margin-bottom:20px;
font-weight:700;
line-height:1.2;
letter-spacing:-0.5px;
}

.hero p{
font-size:18px;
line-height:1.8;
color:#5f6f80;
max-width:500px;
}

.hero-buttons{
margin-top:25px;
}

.hero img{
border-radius:12px;
box-shadow:0 10px 30px rgba(0,0,0,0.15);
}

.btn{
padding:14px 24px;
border-radius:8px;
font-weight:600;
text-decoration:none;
display:inline-block;
margin-right:12px;
transition:0.25s;
}

.btn-primary{
background:#167cc1;
color:white;
box-shadow:0 6px 16px rgba(0,0,0,0.15);
}

.btn-primary:hover{
background:#0d3b66;
transform:translateY(-2px);
}

.hero-btn-orange{
background:#f47a20;
}

.hero-btn-orange:hover{
background:#d86515;
}

.btn-secondary{
background:white;
border:1px solid #d7e1ea;
color:#0d3b66;
}

.btn-secondary:hover{
background:#f3f7fc;
}

/* SECTORS */

.section{
padding:80px 0;
}

.section h2{
text-align:center;
margin-bottom:50px;
font-size:34px;
color:#0d3b66;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:30px;
}

.card{
background:#fff0e6;
padding:30px;
border-radius:12px;
box-shadow:0 12px 30px rgba(0,0,0,0.08);
transition:0.25s;
}

.card:hover{
background:white;
transform:translateY(-6px);
box-shadow:0 18px 40px rgba(0,0,0,0.12);
}
.card h3{
margin-top:0;
color:#0d3b66;
}

.card:hover h3{
color:#f47a20;
}

.card p{
color:#607080;
line-height:1.6;
}

.card-button{
margin-top:18px;
display:inline-block;
padding:10px 16px;
background:#167cc1;
color:white;
border-radius:6px;
font-size:14px;
font-weight:600;
text-decoration:none;
transition:0.2s;
}

.card-button:hover{
background:#0d3b66;
}

.card-image{
width:100%;
height:180px;
object-fit:cover;
border-radius:8px;
margin-bottom:18px;
}

.industries-section .card-button{
background:#f47a20;
}

.industries-section .card-button:hover{
background:#d86515;
}

/* PRODUCTS */

.product-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:25px;
}

.product{
background:#fff0e6;
padding:25px;
border-radius:10px;
box-shadow:0 8px 20px rgba(0,0,0,0.08);
transition:0.25s;
}

.product:hover{
background:white;
transform:translateY(-5px);
box-shadow:0 16px 35px rgba(0,0,0,0.12);
}

.product h4{
margin-top:0;
color:#0d3b66;
}

.product:hover h4{
color:#f47a20;
}

/* CONTACT BUTTONS */

.contact-form-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 18px;   /* LinkedIn ile aynı */
    background-color: #ffffff;
    color: #333;
    border: 1px solid #ccc;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;     /* aynı yaptık */
    transition: 0.3s;
}

.contact-form-btn:hover {
    background-color: #f2f2f2;
}

/* FOOTER */

footer{
background:#0d3b66;
color:white;
padding:40px 0;
margin-top:60px;
text-align:center;
}


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

@media (max-width: 900px){

.hero-grid{
grid-template-columns:1fr;
text-align:center;
}

.hero img{
margin:auto;
margin-top:30px;
}

.hero h1{
font-size:36px;
}

.hero p{
font-size:16px;
}

.solutions-images{
grid-template-columns:1fr;
}

.product-images{
grid-template-columns:1fr;
}

}

@media (max-width:900px){

.footer-grid{
grid-template-columns:1fr 1fr;
}

}

.image-grid{
grid-template-columns:1fr 1fr;
}

}

/* TABLET */

@media (max-width: 768px){

.navbar{
flex-direction:column;
height:auto;
padding:15px 0;
}

.logo{
margin-bottom:10px;
}

nav ul{
flex-direction:column;
width:100%;
text-align:center;
}

nav li{
width:100%;
}

.dropdown{
position:relative;
top:0;
box-shadow:none;
border-radius:0;
}

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

.product-grid{
grid-template-columns:1fr;
}

.section{
padding:60px 0;
}

}

/* SMALL MOBILE */

@media (max-width:480px){

.hero h1{
font-size:28px;
}

.hero p{
font-size:15px;
}

.btn{
padding:12px 16px;
}

.image-grid{
grid-template-columns:1fr;
}

}

body, p, h1, h2, h3, h4, h5, h6, a, li{
font-family: Arial, Helvetica, sans-serif;
}

.about-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:60px;
align-items:center;
}

.about-text h1{
font-size:42px;
color:#0d3b66;
margin-bottom:20px;
}

.about-text p{
line-height:1.8;
color:#5f6f80;
margin-bottom:20px;
}

.about-image img{
width:100%;
border-radius:12px;
box-shadow:0 10px 30px rgba(0,0,0,0.15);
}

/* EXPERTISE SECTION */

.expertise{
background:#f4f7fb;
padding:80px 0;
}

.expertise h2{
text-align:center;
font-size:34px;
color:#0d3b66;
margin-bottom:50px;
}

.expertise-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
gap:30px;
}

.expertise-card{
background:white;
padding:30px;
border-radius:12px;
text-align:center;
box-shadow:0 10px 25px rgba(0,0,0,0.08);
transition:0.25s;
}

.expertise-card:hover{
transform:translateY(-6px);
}

.expertise-icon{
font-size:36px;
margin-bottom:15px;
}

.expertise-card h3{
color:#0d3b66;
margin-bottom:10px;
}

.expertise-card p{
color:#607080;
line-height:1.6;
font-size:15px;
}

/* CONTACT PAGE */

.contact-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:60px;
align-items:start;
}

.contact-info h1{
font-size:42px;
color:#0d3b66;
margin-bottom:20px;
}

.contact-info h3{
color:#0d3b66;
margin-top:20px;
}

.contact-info p{
color:#5f6f80;
line-height:1.8;
}

.contact-map iframe{
border-radius:12px;
box-shadow:0 10px 30px rgba(0,0,0,0.15);
}

.linkedin-btn{
display:inline-block;
margin-top:20px;
padding:12px 18px;
background:#0a66c2;
color:white;
border-radius:6px;
text-decoration:none;
font-weight:600;
}

.linkedin-btn:hover{
background:#084a8a;
}

/* CONTACT FORM PAGE */

.form-container{
max-width:700px;
text-align:center;
}

.form-intro{
color:#5f6f80;
margin-bottom:40px;
}

.contact-form{
margin-top:20px;
}

.form-row{
display:grid;
grid-template-columns:1fr 1fr;
gap:15px;
margin-bottom:15px;
}

.contact-form input,
.contact-form textarea{
width:100%;
padding:14px;
border:1px solid #d7e1ea;
border-radius:6px;
font-size:14px;
margin-bottom:15px;
box-sizing:border-box;
}

.contact-form textarea{
resize:vertical;
}

.contact-form button{
background:#167cc1;
color:white;
border:none;
padding:14px 24px;
border-radius:6px;
font-weight:600;
cursor:pointer;
}

.contact-form button:hover{
background:#0d3b66;
}

/* SOLUTIONS INTRO */

.solutions-intro{
max-width:900px;
text-align:center;
}

.solutions-intro h1{
font-size:42px;
color:#0d3b66;
margin-bottom:25px;
}

.solutions-text{
font-size:18px;
line-height:1.8;
color:#5f6f80;
}

/* WHY CHOOSE US */

.expertise{
background:#f7fbff;
padding:80px 0;
}

.expertise h2{
text-align:center;
font-size:34px;
color:#0d3b66;
margin-bottom:50px;
}

.expertise-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:30px;
}

.expertise-card{
background:white;
padding:35px;
border-radius:12px;
box-shadow:0 10px 30px rgba(0,0,0,0.08);
text-align:center;
transition:0.2s;
}

.expertise-card:hover{
transform:translateY(-6px);
}

.expertise-icon{
font-size:36px;
margin-bottom:15px;
}

.expertise-card h3{
color:#0d3b66;
margin-bottom:12px;
}

.expertise-card p{
color:#607080;
line-height:1.6;
}

/* SOLUTIONS IMAGES */

.solutions-images{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:25px;
margin-top:40px;
}

.solutions-images img{
width:100%;
height:220px;
object-fit:cover;
border-radius:10px;
box-shadow:0 8px 20px rgba(0,0,0,0.15);
transition:0.25s;
}

.solutions-images img:hover{
transform:scale(1.04);
}

/* PRODUCT PAGE */

.product-page{
max-width:900px;
}

.product-subtitle{
color:#167cc1;
font-weight:600;
margin-bottom:25px;
}

.product-intro{
font-size:18px;
line-height:1.7;
color:#5f6f80;
margin-bottom:40px;
}

.product-images{
display:grid;
grid-template-columns:1fr 1fr;
gap:25px;
margin-bottom:40px;
}

.product-images img{
width:100%;
height:320px;
object-fit:cover;
border-radius:10px;
box-shadow:0 10px 25px rgba(0,0,0,0.15);
}

.product-images-single{
margin:40px 0;
text-align:center;
}

.product-images-single img{
max-width:500px;
width:100%;
border-radius:10px;
box-shadow:0 10px 25px rgba(0,0,0,0.15);
}

.features-title{
margin-top:20px;
margin-bottom:20px;
color:#0d3b66;
}

.features-list{
line-height:1.7;
color:#607080;
}

.features-list li{
margin-bottom:18px;
}

.brochure-section{
margin-top:40px;
margin-bottom:30px;
}

.product-contact{
margin-top:30px;
font-size:18px;
}

/* MEASURED GASES */

.gas-section{
margin-top:40px;
margin-bottom:40px;
}

.gas-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:25px;
margin-top:20px;
}

.gas-card{
background:#f7fbff;
padding:30px;
border-radius:10px;
text-align:center;
box-shadow:0 8px 20px rgba(0,0,0,0.08);
transition:0.2s;
}

.gas-card:hover{
transform:translateY(-4px);
}

.gas-icon{
font-size:34px;
font-weight:700;
color:#167cc1;
margin-bottom:10px;
letter-spacing:1px;
}

.gas-card p{
color:#5f6f80;
font-size:14px;
}

/* MEGA FOOTER */

.mega-footer{
background:#0d3b66;
color:white;
margin-top:80px;
}

.footer-grid{
display:grid;
grid-template-columns:2fr 1fr 1fr 1fr 1.2fr;
gap:40px;
padding:60px 30px;
}

.footer-about p{
color:#c8d3e0;
line-height:1.6;
}

.footer-column h4{
margin-bottom:15px;
font-size:16px;
}

.footer-column ul{
list-style:none;
padding:0;
margin:0;
}

.footer-column li{
margin-bottom:10px;
}

.footer-column a{
color:#c8d3e0;
text-decoration:none;
font-size:14px;
}

.footer-column a:hover{
color:white;
}

.linkedin-footer{
display:inline-block;
margin-top:10px;
background:#0a66c2;
color:white;
padding:8px 14px;
border-radius:5px;
font-size:14px;
text-decoration:none;
}

.linkedin-footer:hover{
background:#084c91;
}

.footer-bottom{
border-top:1px solid rgba(255,255,255,0.15);
padding:20px 0;
text-align:center;
font-size:14px;
color:#c8d3e0;
}

/* ================================= */
/* PRODUCT / SOLUTION PAGES */
/* ================================= */

.product-page{
max-width:900px;
margin:auto;
}

.product-page h1{
font-size:42px;
color:#0d3b66;
margin-bottom:10px;
text-align:center;
}

.product-subtitle{
text-align:center;
font-weight:500;
color:#607080;
margin-bottom:35px;
}

.product-intro{
font-size:17px;
line-height:1.8;
color:#506070;
margin-bottom:40px;
}


/* IMAGE AREA */

.product-images{
display:flex;
gap:30px;
margin:40px 0;
justify-content:center;
flex-wrap:wrap;
}

.product-images img{
width:420px;
border-radius:10px;
box-shadow:0 8px 25px rgba(0,0,0,0.12);
}


/* APPLICATION CARDS */

.solution-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:30px;
margin-top:30px;
}

.solution-card{
background:#fff0e6;
padding:28px;
border-radius:10px;
box-shadow:0 10px 25px rgba(0,0,0,0.08);
text-decoration:none;
color:#2b3a4a;
transition:0.25s;
}

.solution-card:hover{
background:white;
transform:translateY(-6px);
box-shadow:0 14px 35px rgba(0,0,0,0.12);
}

.solution-card h3{
margin-top:0;
color:#0d3b66;
}

.solution-card:hover h3{
color:#f47a20;
}

.solution-card:hover .solution-button{
background:#0d3b66;
}

.solution-card p{
color:#607080;
line-height:1.6;
}

.solution-card:hover img{
transform:scale(1.05);
transition:0.25s;
}


/* BROCHURE */

.brochure-section{
text-align:center;
margin:50px 0;
}


/* CONTACT CTA */

.product-contact{
text-align:center;
margin-top:40px;
}

.product-contact p{
margin-bottom:15px;
font-size:17px;
}

.solution-button{
display:inline-block;
margin-top:18px;
padding:10px 16px;
background:#167cc1;
color:white;
border-radius:6px;
font-size:14px;
font-weight:600;
}

.solution-card:hover .solution-button{
background:#0d3b66;
}

.solution-image{
width:100%;
height:180px;
object-fit:cover;
border-radius:8px;
margin-bottom:16px;
}

/* STAMPING PAGE */

.stamping-page{
max-width:950px;
margin:auto;
}

.stamping-page h1{
text-align:center;
}

.feature-list{
margin:25px 0 40px 20px;
line-height:1.7;
color:#506070;
}

.feature-list li{
margin-bottom:10px;
}

.section-title{
margin-top:60px;
text-align:center;
color:#0d3b66;
}


/* IMAGE GRID */

.image-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:20px;
margin:40px 0;
}

.image-grid img{
width:100%;
height:160px;
object-fit:cover;
border-radius:8px;
box-shadow:0 8px 20px rgba(0,0,0,0.12);
}

.sensor-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:20px;
margin:40px 0;
}

.sensor-grid img{
width:100%;
height:180px;
object-fit:contain;
background:white;
padding:6px;
border-radius:8px;
box-shadow:0 8px 20px rgba(0,0,0,0.12);
}

/* HEAT TREATMENT PAGE IMAGES */

.ht-image{
width:100%;
height:240px;
object-fit:contain;
background:#f8fbff;
padding:10px;
border-radius:8px;
margin-bottom:16px;
}

.ht-intro{
text-align:center;
max-width:800px;
margin:0 auto 30px auto;
line-height:1.8;
color:#506070;
}

.brochure-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:30px;
margin-top:30px;
}

.brochure-card{
background:#fff0e6;
padding:25px;
border-radius:10px;
box-shadow:0 10px 25px rgba(0,0,0,0.08);
text-align:center;
transition:0.25s;
}

.brochure-card:hover{
background:white;
transform:translateY(-6px);
box-shadow:0 14px 35px rgba(0,0,0,0.12);
}

.brochure-card h4{
margin-top:0;
color:#0d3b66;
}

.brochure-card:hover h4{
color:#f47a20;
}

.brochure-card:hover .btn-primary{
background:#0d3b66;
}

.brochure-card p{
color:#607080;
line-height:1.6;
margin-bottom:20px;
}

.induction-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:30px;
margin-top:40px;
}

.induction-card{
background:white;
padding:20px;
border-radius:10px;
box-shadow:0 10px 25px rgba(0,0,0,0.08);
display:flex;
align-items:center;
justify-content:center;
}

.induction-card img{
max-width:100%;
max-height:260px;
object-fit:contain;
}

/* ============================= */
/* MOBILE HEADER FIX */
/* ============================= */

@media (max-width:768px){

nav ul{
flex-direction:column;
align-items:center;
gap:5px;
}

nav a{
padding:10px;
font-size:14px;
}

.navbar{
gap:10px;
}

.logo{
flex-direction:column;
text-align:center;
}

.logo img{
height:70px;
}

.logo-text strong{
font-size:18px;
}

.logo-text span{
font-size:14px;
}

.logo-text strong{
display:none;
}

}

@media (max-width:768px){

.dropdown{
position:static;
width:100%;
box-shadow:none;
border-radius:0;
}

.dropdown a{
text-align:center;
}

}

@media (max-width:768px){

.footer-grid{
grid-template-columns:1fr;
text-align:center;
gap:30px;
}

.footer-column{
margin-bottom:10px;
}

.footer-column ul{
padding:0;
}

}

@media (max-width:768px){

.hero-buttons{
display:flex;
flex-direction:column;
align-items:center;
gap:10px;
}

.btn{
width:80%;
text-align:center;
}

}

@media (max-width:768px){

.container{
padding:0 20px;
}

.section{
padding:50px 0;
}

}

@media (max-width:768px){

.navbar{
height:auto;
padding:8px 0;
}

header{
padding-bottom:5px;
}

}

@media (max-width:768px){

nav{
width:100%;
}

nav ul{
margin-top:10px;
}

}

@media (max-width:768px){

nav li{
margin-bottom:3px;
}

}

@media (max-width:768px){

.logo img{
height:65px;   /* 70 → küçülttük */
}

}

@media (max-width:768px){

.logo-text strong{
font-size:16px;
}

.logo-text span{
font-size:12px;
}

}

@media (max-width:768px){

nav a{
font-size:12.5px;
padding:6px;
}

}

@media (max-width:768px) and (orientation: landscape){

.navbar{
flex-direction:row;
flex-wrap:wrap;
justify-content:center;
}

.logo{
flex-direction:row;
}

nav ul{
flex-direction:row;
flex-wrap:wrap;
justify-content:center;
}

nav li{
margin:3px 6px;
}

}

@media (max-width:768px){

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

}

@media (max-width:768px){

.hero-grid{
width:100%;
overflow:hidden;
}

}

@media (max-width:768px){

.container{
max-width:100%;
overflow:hidden;
}

}

@media (max-width:768px){

.hero h1,
.hero p{
max-width:100%;
word-wrap:break-word;
}

}

@media (max-width:768px){

.hero-grid{
grid-template-columns:1fr;
gap:30px;
padding:0 5px;   /* kritik: sağa taşmayı keser */
}

}

@media (max-width:768px){

.hero img{
display:block;
width:100%;
max-width:100%;
height:auto;
}

}

@media (max-width:768px){

.solution-grid{
grid-template-columns:1fr;
}

}

@media (max-width:768px){

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

}

@media (max-width:768px){

.about-image{
order:2;
}

.about-text{
order:1;
}

}

@media (max-width:768px){

.about-image img{
width:100%;
max-width:100%;
height:auto;
}

}

@media (max-width:768px){

.about-text{
text-align:center;
}

}

@media (max-width:768px){

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

}

@media (max-width:768px){

.contact-map{
order:2;
}

.contact-info{
order:1;
}

}

@media (max-width:768px){

.contact-map iframe{
width:100%;
height:250px;   /* 400 → daha kompakt */
border-radius:10px;
}

}