/*
Theme Name: VCdial Auto Dark Theme
Author: OpenAI
Version: 2.0
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root{
--bg:#f4f7fb;
--text:#111827;
--card:#ffffff;
--sub:#475569;
--border:#dbe3ee;
--blue1:#2563eb;
--blue2:#38bdf8;
}

body.dark{
--bg:#0f172a;
--text:#f8fafc;
--card:#111827;
--sub:#cbd5e1;
--border:#1e293b;
}

*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:'Inter',sans-serif;
}

body{
background:var(--bg);
color:var(--text);
transition:.3s ease;
}

.container{
width:90%;
max-width:1200px;
margin:auto;
}

header{
position:sticky;
top:0;
background:rgba(255,255,255,.85);
backdrop-filter:blur(10px);
border-bottom:1px solid var(--border);
padding:20px 0;
z-index:999;
}

body.dark header{
background:rgba(15,23,42,.9);
}

nav{
display:flex;
justify-content:space-between;
align-items:center;
}

.logo{
font-size:34px;
font-weight:900;
color:var(--blue1);
}

.nav-links{
display:flex;
gap:24px;
align-items:center;
}

.nav-links a{
text-decoration:none;
font-weight:600;
color:var(--text);
}

.mode-toggle{
width:72px;
height:36px;
background:linear-gradient(135deg,var(--blue1),var(--blue2));
border-radius:50px;
padding:4px;
cursor:pointer;
position:relative;
}

.mode-circle{
width:28px;
height:28px;
border-radius:50%;
background:#fff;
display:flex;
align-items:center;
justify-content:center;
transition:.3s;
}

body.dark .mode-circle{
transform:translateX(36px);
}

.hero{
padding:90px 0;
}

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

.badge{
display:inline-block;
padding:10px 18px;
border-radius:50px;
background:#dbeafe;
color:#2563eb;
font-weight:700;
margin-bottom:20px;
}

.hero h1{
font-size:58px;
font-weight:900;
line-height:1.1;
margin-bottom:25px;
}

.hero p{
font-size:18px;
line-height:1.8;
color:var(--sub);
margin-bottom:30px;
}

.btns{
display:flex;
gap:15px;
}

.btn{
padding:15px 28px;
border-radius:14px;
text-decoration:none;
font-weight:700;
}

.primary{
background:linear-gradient(135deg,var(--blue1),var(--blue2));
color:#fff;
}

.secondary{
background:var(--card);
border:1px solid var(--border);
color:var(--text);
}

.stats{
background:var(--card);
padding:35px;
border-radius:30px;
border:1px solid var(--border);
box-shadow:0 10px 30px rgba(0,0,0,.08);
}

.stats h2{
font-size:44px;
margin-bottom:30px;
}

.stats-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:20px;
}

.card{
background:linear-gradient(135deg,var(--blue1),var(--blue2));
padding:28px;
border-radius:24px;
}

.card h3,
.card p{
color:#fff;
}

.card h3{
font-size:36px;
margin-bottom:10px;
}

.card p{
font-size:19px;
line-height:1.6;
}

section{
padding:90px 0;
}

.section-title{
text-align:center;
margin-bottom:60px;
}

.section-title h2{
font-size:48px;
margin-bottom:15px;
}

.section-title p{
max-width:700px;
margin:auto;
line-height:1.8;
color:var(--sub);
}

.features{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:25px;
}

.feature{
background:var(--card);
padding:35px;
border-radius:28px;
border:1px solid var(--border);
}

.feature h3{
margin-bottom:18px;
font-size:24px;
}

.feature ul{
padding-left:20px;
}

.feature li{
margin-bottom:12px;
line-height:1.8;
color:var(--sub);
}

.services{
background:linear-gradient(135deg,var(--blue1),var(--blue2));
color:white;
}

.services .section-title p{
color:white;
}

.service-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
}

.service{
background:rgba(255,255,255,.14);
padding:30px;
border-radius:24px;
backdrop-filter:blur(10px);
}

.service h3{
margin-bottom:15px;
}

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

.contact-box{
background:var(--card);
padding:40px;
border-radius:30px;
border:1px solid var(--border);
}

input,textarea{
width:100%;
padding:16px;
margin-bottom:16px;
border-radius:14px;
border:1px solid var(--border);
background:transparent;
color:var(--text);
}

textarea{
height:140px;
}

button{
width:100%;
padding:16px;
border:none;
border-radius:14px;
background:linear-gradient(135deg,var(--blue1),var(--blue2));
color:#fff;
font-weight:700;
cursor:pointer;
}

footer{
padding:35px 0;
text-align:center;
border-top:1px solid var(--border);
background:var(--card);
margin-top:40px;
}

@media(max-width:900px){
.hero-grid,
.contact-grid{
grid-template-columns:1fr;
}

.hero h1{
font-size:40px;
}
}