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


:root {

    --primary: #38bdf8;
    --secondary: #2563eb;
    --background: #020617;
    --surface: #0f172a;
    --card: #1e293b;
    --text: #f8fafc;
    --muted: #94a3b8;

}


html {
    scroll-behavior: smooth;
}


body {

    font-family: "Poppins", sans-serif;
    background: var(--background);
    color: var(--text);
    line-height: 1.7;

}


a {

    color: inherit;
    text-decoration: none;

}


img {

    max-width: 100%;
    display: block;

}


/* ===========================
   Container
=========================== */


.container {

    width: min(1200px, 90%);
    margin: auto;

}



/* ===========================
   Header
=========================== */


header {

    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;

    background: rgba(2,6,23,.75);
    backdrop-filter: blur(15px);

    border-bottom: 1px solid rgba(255,255,255,.08);

}


header .container {

    height: 85px;

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

}


.logo {

    font-size: 1.6rem;
    font-weight: 700;

}


.logo span {

    color: var(--primary);

}


nav {

    display: flex;
    gap: 35px;

}


nav a {

    color: #cbd5e1;
    transition: .3s;

}


nav a:hover,
nav .active {

    color: var(--primary);

}



/* ===========================
   Buttons
=========================== */


.button {

    display: inline-block;

    padding: 14px 30px;

    background: linear-gradient(
        135deg,
        var(--primary),
        var(--secondary)
    );

    border-radius: 50px;

    font-weight: 600;

    transition: .3s;

}


.button:hover {

    transform: translateY(-4px);

    box-shadow:
    0 10px 30px rgba(56,189,248,.35);

}


.button.secondary {

    background: transparent;

    border: 1px solid var(--primary);

}



/* ===========================
   Hero
=========================== */


.hero {

    min-height: 100vh;

    display:flex;
    align-items:center;

    background:

    radial-gradient(
        circle at top right,
        rgba(56,189,248,.25),
        transparent 35%
    );

}


.hero-grid {

    display:grid;

    grid-template-columns:
    repeat(2,1fr);

    gap:60px;

}


.tag {

    color:var(--primary);

    font-weight:600;

    margin-bottom:20px;

}


.hero h1 {

    font-size:4rem;

    line-height:1.1;

    margin-bottom:25px;

}


.hero-text {

    color:var(--muted);

    font-size:1.2rem;

    max-width:600px;

}


.hero-buttons {

    margin-top:40px;

    display:flex;

    gap:20px;

}



/* Browser Mockup */


.browser {

    background:#111827;

    border-radius:20px;

    overflow:hidden;

    box-shadow:
    0 30px 70px rgba(0,0,0,.5);

}


.browser-top {

    padding:15px;

    background:#020617;

}


.browser-top span {

    display:inline-block;

    width:12px;
    height:12px;

    background:#64748b;

    border-radius:50%;

    margin-right:8px;

}


.browser-content {

    padding:60px;

    text-align:center;

}



/* ===========================
   Sections
=========================== */


section {

    padding:100px 0;

}


section h2 {

    text-align:center;

    font-size:2.8rem;

    margin-bottom:60px;

}



/* ===========================
   Cards
=========================== */


.cards,
.features,
.mission-cards,
.steps,
.pricing-grid,
.testimonial-grid {

    display:grid;

    grid-template-columns:
    repeat(auto-fit,minmax(250px,1fr));

    gap:30px;

}



.card,
.service-card,
.project-card,
.plan,
.testimonial,
.step {

    background:var(--card);

    padding:35px;

    border-radius:20px;

    border:1px solid rgba(255,255,255,.05);

    transition:.3s;

}


.card:hover,
.service-card:hover,
.project-card:hover {

    transform:translateY(-8px);

    border-color:var(--primary);

}


.card h3,
.service-card h2 {

    margin-bottom:15px;

}


.card p,
.service-card p {

    color:var(--muted);

}



/* ===========================
   Page Hero
=========================== */


.page-hero {

    padding-top:180px;

    text-align:center;

    background:

    radial-gradient(
    circle,
    rgba(56,189,248,.2),
    transparent 40%
    );

}


.page-hero h1 {

    font-size:3.5rem;

}



/* ===========================
   About
=========================== */


.about-grid,
.contact-grid {

    display:grid;

    grid-template-columns:
    repeat(2,1fr);

    gap:60px;

}


.about-image img {

    border-radius:20px;

}



/* ===========================
   Lists
=========================== */


ul {

    margin-top:20px;

}


li {

    margin:8px 0;

    color:#cbd5e1;

}



/* ===========================
   Contact Form
=========================== */


form {

    display:flex;

    flex-direction:column;

    gap:20px;

}


input,
textarea,
select {

    width:100%;

    padding:16px;

    background:#020617;

    border:1px solid #334155;

    color:white;

    border-radius:10px;

}


textarea {

    height:180px;

}



/* ===========================
   Stats
=========================== */


.stats {

    background:#0f172a;

}


.stats .container {

    display:grid;

    grid-template-columns:
    repeat(3,1fr);

    text-align:center;

}


.stats h2 {

    color:var(--primary);

    margin:0;

}



/* ===========================
   CTA
=========================== */


.cta {

    text-align:center;

    background:

    linear-gradient(
    135deg,
    #0f172a,
    #1e293b
    );

}



/* ===========================
   Footer
=========================== */


footer {

    background:#020617;

    padding-top:60px;

}


.footer {

    display:grid;

    grid-template-columns:
    repeat(4,1fr);

    gap:30px;

}


.footer a {

    display:block;

    color:#94a3b8;

    margin:8px 0;

}


.footer p {

    color:#94a3b8;

}


.copyright {

    text-align:center;

    padding:25px;

    margin-top:40px;

    border-top:1px solid rgba(255,255,255,.1);

}



/* ===========================
   Responsive
=========================== */


@media(max-width:900px){


.hero-grid,
.about-grid,
.contact-grid {

    grid-template-columns:1fr;

}


.hero h1 {

    font-size:2.8rem;

}


nav {

    display:none;

}


.stats .container,
.footer {

    grid-template-columns:1fr;

}


}