:root{
  --primary:#4F46E5; /* indigo */
  --accent:#06B6D4;  /* cyan */
  --bg-1:#0F172A;
  --bg-2:#071226;
  --muted: rgba(255,255,255,0.75);
  --surface: rgba(255,255,255,0.03);
}

/* Base */
html {
    scroll-behavior: smooth;
}

body {
  background: linear-gradient(180deg,var(--bg-1),var(--bg-2));
  color: #eef2f7;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto;
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}

a {
    text-decoration: none;
}

.fw-medium {
    font-weight: 500 !important;
}

.fw-bold {
    font-weight: 700 !important;
}

.fw-black {
    font-weight: 900 !important;
}

.back-to-top {
    position: fixed;
    display: none;
    right: 45px;
    bottom: 45px;
    z-index: 9999;
    animation: bounce 1s infinite alternate;
}

@keyframes bounce {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-15px);
  }
}

/*** Button ***/
.btn {
    font-weight: 500;
    transition: .5s;
}

.btn-square {
    width: 38px;
    height: 38px;
}

.btn-sm-square {
    width: 32px;
    height: 32px;
}

.btn-lg-square {
    width: 48px;
    height: 48px;
}

.btn-square,
.btn-sm-square,
.btn-lg-square {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: normal;
}

/* hero */
.hero-graded {
  /*background: linear-gradient(135deg, rgba(79,70,229,0.95) 0%, rgba(6,182,212,0.95) 100%);*/
/*  min-height: calc(100vh - 50px);
  display: flex;
  justify-content: center;
  align-items: center;*/
  overflow: hidden;
}

.text-accent {
    color: var(--accent);
}

/* cards */
.service-card {
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 16px 40px rgba(79,70,229,0.12);
}

/* technologies */
.tech-icon {
  font-size: 3rem;
  color: var(--accent);
  transition: transform .3s;
}

.tech-icon:hover {
  transform: scale(1.2);
  color: var(--primary);
}

/* cta */
.cta-section {
  background: linear-gradient(135deg, var(--accent), var(--primary));
  color: #fff;
  border-radius: 16px;
}

/* project card */
.project-card {
    border-radius: 12px;
    overflow: hidden;
}

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

/* testimonial */
.testimonial .card {
    border-radius: 12px;
    background: #ffffff;
    color: #042032;
}

/* workflow */
.workflow-step {
    background: rgba(255,255,255,0.02);
    border-radius: 12px;
    padding: 1.75rem;
    transition: transform 0.25s ease;
}
.workflow-step:hover {
    transform: translateY(-6px);
}

/* small tweaks */
.text-muted {
    color: rgba(255,255,255,0.8) !important;
}

section {
/*    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;*/
    overflow: hidden;
}

.parallax-layer {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

/* generic rellax icon */
.rellax-icon {
    position: absolute;
    color: var(--accent);
    opacity: 0.10;
    font-size: 120px;
    filter: drop-shadow(0 8px 18px rgba(6,182,212,0.05));
    will-change: transform;
    transition: transform 0.25s ease, opacity 0.25s ease;
    z-index: 0;
    pointer-events: none;
}

.rellax {
    will-change: transform;
    -webkit-font-smoothing:antialiased;
    transform-style: preserve-3d;
}

/* scale down on smaller screens */
@media (max-width: 991px) {
  .rellax-icon {
      font-size: 80px;
      opacity:.08;
  }
}

@media (max-width: 575px) {
  .rellax-icon {
    font-size: 48px;
    opacity:.06;
  }
}

.parallax-layer i {
    pointer-events: none;
}