/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* HEADER */
.site-header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
  max-width: 1200px;
  margin: auto;
  padding: 16px 20px;

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

/* LOGO */
.logo {
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: .5px;
}

.logo span {
  color: #06b6d4;
}

/* NAVIGATION */
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  transition: all 0.3s ease;
}

.nav-links a {
  text-decoration: none;
  color: white;
  opacity: .85;
  font-size: .95rem;
  font-weight: 500;
}

.nav-links a:hover {
  opacity: 1;
}

/* CTA BUTTON */
.nav-cta {
  padding: 8px 16px;
  border-radius: 6px;
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  color: white;
}

/* HAMBURGER */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
}

/* MOBILE MENU */
@media (max-width: 768px) {

  .hamburger {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 80px;
    right: 20px;

    flex-direction: column;
    align-items: flex-start;

    width: 220px;
    padding: 1.2rem;

    background: rgba(15, 23, 42, 0.98);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);

    display: none;
  }

  .nav-links.active {
    display: flex;
  }

  .project-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
}

/* SPACING FOR FIXED HEADER */
.hero {
  padding-top: 80px;
}

body {
  background: #0f172a;
  color: white;
}

/* HERO */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* HERO GRADIENT ANIMATION */
.hero::before {
  content: "";
  position: absolute;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    #4f46e5,
    #06b6d4,
    #9333ea,
    #3b82f6
  );
  animation: gradientMove 12s linear infinite;
  opacity: 0.35;
}

@keyframes gradientMove {
  0% { transform: translate(-25%, -25%); }
  50% { transform: translate(-35%, -35%); }
  100% { transform: translate(-25%, -25%); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 20px;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.8;
  margin-bottom: 30px;
}

/* HERO BUTTONS */
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 14px 26px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all .3s ease;
}

.primary {
  background: linear-gradient(90deg, #6366f1, #06b6d4);
  color: white;
}

.primary:hover {
  transform: translateY(-3px);
}

.secondary {
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
}

.secondary:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* PARTICLES */
#particles {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 1;
}

/* RESPONSIVE HERO */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.2rem;
  }
  .hero p {
    font-size: 1rem;
  }
}

/* PROJECTS SECTION */
.projects {
  padding: 100px 20px;
  max-width: 1200px;
  margin: auto;
}

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

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

.section-header p {
  opacity: .7;
}

/* GRID */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

/* PROJECT CARD */
.project-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.project-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.project-content {
  padding: 20px;
}

.project-content h3 {
  margin-bottom: 10px;
}

.description {
  opacity: .8;
  margin-bottom: 16px;
}

.project-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* TECH STACK */
.tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.tech span {
  background: rgba(255,255,255,0.08);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: .85rem;
}

/* PROBLEM / SOLUTION */
.problem-solution {
  font-size: .9rem;
  opacity: .85;
  margin-bottom: 18px;
}

.problem-solution p {
  margin-bottom: 6px;
}

/* DEMO BUTTON */
.demo-btn {
  text-decoration: none;
  color: #06b6d4;
  font-weight: 600;
}

.demo-btn:hover {
  text-decoration: underline;
}

/* PROJECTS SECTION */

.projects{
padding:100px 20px;
max-width:1200px;
margin:auto;
}

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

.section-header h2{
font-size:2.5rem;
margin-bottom:10px;
}

.section-header p{
opacity:.7;
}

/* GRID */

.projects-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
gap:30px;
}

/* CARD */

.project-card{
background:rgba(255,255,255,0.03);
border:1px solid rgba(255,255,255,0.08);
border-radius:14px;
overflow:hidden;
transition:transform .3s ease, box-shadow .3s ease;
}

.project-card:hover{
transform:translateY(-6px);
box-shadow:0 10px 30px rgba(0,0,0,0.3);
}

.project-card img{
width:100%;
height:200px;
object-fit:cover;
}

/* CONTENT */

.project-content{
padding:20px;
}

.project-content h3{
margin-bottom:10px;
}

.description{
opacity:.8;
margin-bottom:16px;
}

/* TECH STACK */

.tech{
display:flex;
flex-wrap:wrap;
gap:8px;
margin-bottom:16px;
}

.tech span{
background:rgba(255,255,255,0.08);
padding:4px 10px;
border-radius:6px;
font-size:.85rem;
}

/* PROBLEM / SOLUTION */

.problem-solution{
font-size:.9rem;
opacity:.85;
margin-bottom:18px;
}

.problem-solution p{
margin-bottom:6px;
}

/* DEMO BUTTON */

.demo-btn{
text-decoration:none;
color:#06b6d4;
font-weight:600;
}

.demo-btn:hover{
text-decoration:underline;
}

/* SERVICES SECTION */

.services{
padding:100px 20px;
max-width:1200px;
margin:auto;
}

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

/* SERVICE CARD */

.service-card{
background:rgba(255,255,255,0.03);
border:1px solid rgba(255,255,255,0.08);
border-radius:14px;
padding:28px;
transition:transform .3s ease, box-shadow .3s ease;
}

.service-card:hover{
transform:translateY(-6px);
box-shadow:0 10px 30px rgba(0,0,0,0.3);
}

.service-card h3{
margin-bottom:12px;
font-size:1.3rem;
}

.service-card p{
opacity:.8;
margin-bottom:16px;
}

.service-card ul{
list-style:none;
padding-left:0;
}

.service-card li{
margin-bottom:8px;
opacity:.85;
position:relative;
padding-left:16px;
}

.service-card li::before{
content:"•";
position:absolute;
left:0;
color:#06b6d4;
}

/* PROCESS SECTION */

.process{
padding:100px 20px;
max-width:1100px;
margin:auto;
}

/* PROCESS STEPS */

.process-steps{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:30px;
margin-top:60px;
margin-bottom:80px;
}

.process-step{
background:rgba(255,255,255,0.03);
border:1px solid rgba(255,255,255,0.08);
border-radius:14px;
padding:28px;
transition:transform .3s ease, box-shadow .3s ease;
}

.process-step:hover{
transform:translateY(-6px);
box-shadow:0 10px 30px rgba(0,0,0,0.3);
}

.step-number{
width:40px;
height:40px;
display:flex;
align-items:center;
justify-content:center;
border-radius:10px;
margin-bottom:14px;
font-weight:600;

background:linear-gradient(135deg,#6366f1,#06b6d4);
}

.process-step h3{
margin-bottom:10px;
}

.process-step p{
opacity:.8;
}

/* WHO I WORK WITH */

.who-i-work-with{
text-align:center;
}

.who-i-work-with h3{
margin-bottom:30px;
font-size:1.6rem;
}

.clients-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
gap:20px;
}

.client-type{
background:rgba(255,255,255,0.03);
border:1px solid rgba(255,255,255,0.08);
border-radius:12px;
padding:22px;
display:flex;
gap:12px;
align-items:center;
justify-content:center;
text-align:left;
}

.client-type span{
font-size:24px;
}

.client-type p{
opacity:.85;
font-size:.95rem;
}

/* PRICING */

.pricing{
padding:100px 20px;
max-width:1200px;
margin:auto;
}

.pricing-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:30px;
margin-top:50px;
}

.pricing-card{
background:rgba(255,255,255,0.03);
border:1px solid rgba(255,255,255,0.08);
border-radius:14px;
padding:30px;
transition:transform .3s ease, box-shadow .3s ease;
}

.pricing-card:hover{
transform:translateY(-6px);
box-shadow:0 10px 30px rgba(0,0,0,0.3);
}

.price{
font-size:1.8rem;
font-weight:600;
margin:10px 0 16px 0;
color:#06b6d4;
}

.pricing-desc{
opacity:.8;
margin-bottom:16px;
}

.pricing-card ul{
list-style:none;
}

.pricing-card li{
margin-bottom:8px;
opacity:.85;
}

/* FEATURED CARD */

.featured{
border:1px solid rgba(99,102,241,0.6);
background:rgba(99,102,241,0.08);
}

/* PAYMENT MODEL */

.payment-model{
margin-top:80px;
text-align:center;
}

.payment-steps{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
gap:20px;
margin-top:30px;
}

.payment-step{
background:rgba(255,255,255,0.03);
border:1px solid rgba(255,255,255,0.08);
padding:20px;
border-radius:10px;
}

.payment-step span{
display:inline-flex;
align-items:center;
justify-content:center;
width:30px;
height:30px;
border-radius:8px;
background:linear-gradient(135deg,#6366f1,#06b6d4);
margin-bottom:10px;
font-weight:600;
}

/* CONTACT SECTION */

.contact{
padding:100px 20px;
max-width:1100px;
margin:auto;
}

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

/* CONTACT INFO */

.contact-info h2{
font-size:2.2rem;
margin-bottom:16px;
}

.contact-info p{
opacity:.8;
margin-bottom:20px;
}

.contact-benefits{
list-style:none;
}

.contact-benefits li{
margin-bottom:10px;
opacity:.9;
}

/* FORM */

.contact-form{
background:rgba(255,255,255,0.03);
border:1px solid rgba(255,255,255,0.08);
padding:30px;
border-radius:14px;
}

.form-group{
margin-bottom:16px;
display:flex;
flex-direction:column;
}

.form-group label{
font-size:.9rem;
margin-bottom:6px;
opacity:.8;
}

.form-group input,
.form-group select,
.form-group textarea{
padding:12px;
border-radius:8px;
border:1px solid rgba(255,255,255,0.1);
background:rgba(255,255,255,0.05);
color:white;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus{
outline:none;
border-color:#06b6d4;
}

/* SUBMIT BUTTON */

.submit-btn{
margin-top:10px;
padding:14px;
border:none;
border-radius:8px;
font-weight:600;
cursor:pointer;

background:linear-gradient(90deg,#6366f1,#06b6d4);
color:white;
transition:transform .2s ease;
}

.submit-btn:hover{
transform:translateY(-2px);
}

/* MOBILE */

@media(max-width:800px){

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

}

/* FOOTER */

.site-footer{
margin-top:100px;
background:rgba(255,255,255,0.02);
border-top:1px solid rgba(255,255,255,0.08);
padding-top:50px;
}

.footer-container{
max-width:1200px;
margin:auto;
padding:40px 20px;
display:grid;
grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
gap:40px;
}

.footer-container h4{
margin-bottom:12px;
}

.footer-links a{
display:block;
margin-bottom:8px;
text-decoration:none;
color:white;
opacity:.8;
}

.footer-links a:hover{
opacity:1;
}

.footer-brand p{
opacity:.8;
margin-top:10px;
}

.footer-contact p{
opacity:.8;
margin-bottom:6px;
}

.footer-contact a {
  color: #06b6d4;
  text-decoration: none;
}

.footer-contact a:hover {
  text-decoration: underline;
}

/* BOTTOM */

.footer-bottom{
border-top:1px solid rgba(255,255,255,0.06);
text-align:center;
padding:16px;
font-size:.9rem;
opacity:.7;
}

.section-divider{
height:1px;
width:100%;
background:linear-gradient(
90deg,
transparent,
rgba(255,255,255,0.15),
transparent
);
margin:80px 0;
}

section{
border-top:1px solid rgba(255,255,255,0.06);
}

section:nth-of-type(even){
background:rgba(255,255,255,0.02);
}