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

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  color: white;
  overflow-x: hidden;

  background: linear-gradient(-45deg, #020617, #0f172a, #0ea5e9, #0369a1);
  background-size: 400% 400%;
  animation: gradientMove 12s ease infinite;
}

@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* GLOW */
.cursor-glow {
  position: fixed;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(56,189,248,0.2), transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
}

/* NAVBAR */
.navbar {
  display: flex;
  justify-content: space-between;
  padding: 20px 40px;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  width: 40px;
  padding: 6px;
  border-radius: 12px;
  border: 1px solid rgba(56,189,248,0.4);
  box-shadow: 0 0 10px rgba(56,189,248,0.4);
}

/* НЕОН ЛОГО */
.logo-text {
  font-weight: 700;
  background: linear-gradient(90deg, #38bdf8, #0ea5e9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;

  text-shadow:
    0 0 10px rgba(56,189,248,0.7),
    0 0 20px rgba(56,189,248,0.4);
}

/* NAV */
.nav-btn {
  margin-left: 15px;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid rgba(56,189,248,0.4);
  text-decoration: none;
  color: white;
  transition: 0.3s;
}

.nav-btn:hover {
  background: rgba(56,189,248,0.2);
  box-shadow: 0 0 10px #38bdf8;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 28px;
  cursor: pointer;
}

/* обычный вид (десктоп) */
nav.nav-menu {
  display: flex;
  gap: 15px;
}

/* HERO */
.hero {
  text-align: center;
  padding: 120px 20px;
}

.neon-title {
  font-size: 50px;
  background: linear-gradient(90deg, #38bdf8, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;

  text-shadow:
    0 0 10px #38bdf8,
    0 0 20px #0ea5e9;
}

.hero p {
  margin: 20px 0;
  opacity: 0.8;
}

.main-btn {
  padding: 12px 25px;
  border: 2px solid #38bdf8;
  background: transparent;
  color: white;
  border-radius: 12px;
  cursor: pointer;
  transition: 0.3s;
}

.main-btn:hover {
  background: #38bdf8;
  box-shadow: 0 0 20px #38bdf8;
}

/* PROJECTS */
.projects {
  max-width: 1100px;
  margin: auto;
  padding: 60px 20px;
  perspective: 1000px;
}

.project-card {
  display: flex;
  gap: 20px;
  margin-bottom: 40px;
  padding: 20px;
  border-radius: 20px;

  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(10px);

  transition: 0.5s;
  transform-style: preserve-3d;
  opacity: 0;
  transform: translateY(40px);
}

.project-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.project-card:hover {
  transform: rotateX(4deg) rotateY(-4deg) scale(1.02);
  box-shadow: 0 20px 60px rgba(0,0,0,0.8);
}

/* SLIDER */
.slider img {
  width: 300px;
  border-radius: 15px;
  display: none;
}

.slider img.active {
  display: block;
}

.controls {
  margin-top: 10px;
  display: flex;
  gap: 10px;
}

.controls button {
  padding: 6px 10px;
  border: 1px solid #38bdf8;
  background: transparent;
  color: white;
  border-radius: 8px;
  cursor: pointer;
}

.controls button:hover {
  background: #38bdf8;
}

/* STATUS */
.status {
  display: inline-block;
  margin-top: 10px;
  padding: 5px 10px;
  border-radius: 8px;
}

.dev { background: orange; }
.beta { background: blue; }
.done { background: green; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .project-card {
    flex-direction: column;
    align-items: center;
  }

  .slider img {
    width: 100%;
  }
}

.footer {
  margin-top:60px;
  padding:20px 40px;

  background:rgba(0,0,0,0.6);
  backdrop-filter:blur(10px);

  border-top:1px solid rgba(255,255,255,0.08);
}

.footer-inner {
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;

  font-size:14px;
  opacity:0.7;
}

.footer a {
  color:#38bdf8;
  text-decoration:none;
  transition:0.3s;
}

.footer a:hover {
  text-shadow:0 0 10px rgba(56,189,248,0.7);
}

/* мобильная версия */
@media (max-width: 768px) {

  .nav-toggle {
    display: block;
  }

  nav.nav-menu {
    position: absolute;
    top: 60px;
    right: 20px;

    flex-direction: column;
    gap: 10px;

    background: rgba(10,15,30,0.85);
    backdrop-filter: blur(15px);

    padding: 15px;
    border-radius: 12px;

    display: none; /* скрыто по умолчанию */
  }

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