:root {
--primary: #00d4ff;
--dark: #0a0a0a;
--card: #111;
--text: #ccc;
}

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

body {
font-family: 'Poppins', sans-serif;
background: var(--dark);
color: white;
line-height: 1.6;
}

/* NAV */
header {
position: fixed;
width: 100%;
padding: 15px 5%;
display: flex;
justify-content: space-between;
align-items: center;
background: rgba(0,0,0,0.85);
backdrop-filter: blur(10px);
z-index: 1000;
}

.logo {
font-weight: 700;
font-size: 20px;
color: var(--primary);
}

nav {
display: flex;
gap: 20px;
}

nav a {
text-decoration: none;
color: var(--text);
font-size: 14px;
}

nav a:hover {
color: var(--primary);
}

/* HERO */
.hero {
min-height: 100vh;
display: flex;
align-items: center;
padding: 120px 5% 60px;
}

.hero-text {
max-width: 600px;
}

.hero h1 {
font-size: clamp(32px, 5vw, 52px);
margin-bottom: 20px;
}

.hero span {
color: var(--primary);
}

.hero p {
color: var(--text);
margin-bottom: 30px;
}

.btn {
padding: 14px 28px;
background: var(--primary);
border: none;
border-radius: 30px;
font-weight: 600;
cursor: pointer;
}

.btn:hover {
opacity: 0.85;
}

/* SECTIONS */
.section {
padding: 70px 5%;
text-align: center;
}

.section h2 {
font-size: 28px;
margin-bottom: 40px;
}

/* SERVICES */
.services {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 20px;
}

.card {
background: var(--card);
padding: 25px;
border-radius: 12px;
transition: 0.3s;
}

.card:hover {
transform: translateY(-5px);
}

.card h3 {
color: var(--primary);
margin-bottom: 10px;
}

/* ABOUT */
#about p {
max-width: 700px;
margin: auto;
color: var(--text);
}

/* CONTACT */
.contact form {
max-width: 500px;
margin: auto;
display: flex;
flex-direction: column;
}

.contact input,
.contact textarea {
padding: 14px;
margin-bottom: 15px;
border: none;
border-radius: 8px;
font-size: 14px;
}

/* FOOTER */
footer {
text-align: center;
padding: 20px;
color: #777;
border-top: 1px solid #222;
}

/* MOBILE NAV (optional hamburger ready) */
@media (max-width: 768px) {
nav {
gap: 12px;
}

nav a {
font-size: 13px;
}

.hero {
text-align: center;
justify-content: center;
}

.btn {
width: 100%;
max-width: 280px;
}
}

/* SMALL PHONES */
@media (max-width: 480px) {
header {
padding: 12px 4%;
}

.hero {
padding-top: 100px;
}

.section {
padding: 60px 4%;
}
}