/* ======================================== */
/* RESET & BASE                             */
/* ======================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background: radial-gradient(circle at top, #1a1b2f, #10111d 80%);
  color: #fff;
  overflow-x: hidden;
  line-height: 1.6;
}

html { scroll-behavior: smooth; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }

/* ======================================== */
/* TOPBAR                                   */
/* ======================================== */
.topbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1rem 2rem;
  background: rgba(15, 16, 30, 0.75);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 100;
}

.topbar h1 {
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(90deg, #7289da, #9b6bff, #5865f2);
  -webkit-background-clip: text;
  color: transparent;
  display: flex;
  align-items: center;
  gap: 10px;
  text-shadow: 0 0 15px rgba(114,137,218,0.4);
  transition: all 0.3s ease;
}

.topbar h1:hover {
  transform: scale(1.05);
  text-shadow: 0 0 25px rgba(155,107,255,0.8);
}

/* ======================================== */
/* BUTTONS                                  */
/* ======================================== */
.btn {
  padding: 12px 24px;
  border-radius: 12px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn.primary {
  background: linear-gradient(90deg, #5865f2, #4752c4);
  color: #fff;
}

.btn.secondary {
  background: linear-gradient(90deg, #3c3f5a, #2c2f48);
  color: #fff;
}

.btn.glow::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
}

.btn.glow:hover::before {
  opacity: 1;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 20px rgba(88,101,242,0.4);
}

/* ======================================== */
/* HERO SECTION                             */
/* ======================================== */
.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 10%;
  background: radial-gradient(circle at 30% 40%, #2a2d4a, #10111d 70%);
}

.hero h2 {
  font-size: 3.2rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.hero .highlight {
  color: #9b6bff;
  text-shadow: 0 0 15px rgba(155,107,255,0.5);
}

.hero p {
  font-size: 1.3rem;
  color: #ccc;
  margin-bottom: 40px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ======================================== */
/* FEATURE SECTION                          */
/* ======================================== */
#features {
  padding: 120px 10%;
  background: linear-gradient(180deg, #14152a 0%, #0e0f1d 100%);
  text-align: center;
}

#features h2 {
  font-size: 2.6rem;
  color: #9ecbff;
  margin-bottom: 60px;
  text-shadow: 0 0 20px rgba(80, 180, 255, 0.4);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 35px;
}

.card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 40px 25px;
  transition: all 0.4s ease;
  box-shadow: 0 0 25px rgba(0, 0, 0, 0.3);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 0 35px rgba(0, 150, 255, 0.25);
}

.card h3 {
  color: #00f0ff;
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.card p {
  color: #ccc;
  font-size: 1.05rem;
}

/* ======================================== */
/* INFO SECTION + FOOTER                    */
/* ======================================== */
.info-section {
  background: radial-gradient(circle at top, #1e1f3a, #0f0f1f);
  padding: 100px 10%;
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.info-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 60px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  padding: 50px;
  transition: all 0.4s ease;
}

.info-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 35px rgba(120, 120, 255, 0.25);
}

.info-card.reverse {
  flex-direction: row-reverse;
}

.info-text h2 {
  font-size: 2rem;
  color: #9ecbff;
  margin-bottom: 15px;
}

.info-text p {
  color: #ddd;
  margin-bottom: 25px;
}

.info-image img {
  width: 100%;
  max-width: 480px;
  border-radius: 15px;
  transition: transform 0.4s ease;
}

.info-card:hover img {
  transform: scale(1.05);
}

.footer {
  text-align: center;
  background: #0a0b14;
  color: #aaa;
  padding: 40px 20px;
  font-size: 0.95rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}