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

body {
  min-height: 100vh;
  background: radial-gradient(circle at top, #1b1b1b 0%, #080808 50%, #000 100%);
  color: #fff;
}

.topbar {
  width: 100%;
  padding: 24px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-size: 1.4rem;
  font-weight: 700;
  color: #ff9f1a;
  letter-spacing: 0.5px;
}

.auth-buttons {
  display: flex;
  gap: 12px;
}

.btn {
  border: 1px solid #ff9f1a;
  color: #fff;
  padding: 10px 20px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 159, 26, 0.35);
}

.btn-outline {
  background: transparent;
}

.btn-solid {
  background: linear-gradient(135deg, #ff9f1a, #ff6a00);
  border-color: transparent;
}

.hero {
  width: min(1200px, 92%);
  margin: 40px auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-left h1 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.2;
  margin-bottom: 18px;
}

.hero-left p {
  color: #d3d3d3;
  max-width: 460px;
  line-height: 1.6;
}

.hero-center {
  display: flex;
  justify-content: center;
}

.hero-center img {
  width: min(500px, 100%);
  border-radius: 22px;
  border: 2px solid rgba(255, 159, 26, 0.5);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 30px rgba(255, 159, 26, 0.15);
}

.status-area {
  width: min(1200px, 92%);
  margin: 30px auto;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #ffcc80;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.74);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-card {
  width: min(420px, 92%);
  background: #121212;
  border: 1px solid #ff9f1a;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.55);
}

.modal-card h2 {
  margin-bottom: 16px;
}

#authForm {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#authForm input {
  background: #1f1f1f;
  border: 1px solid #3c3c3c;
  color: #fff;
  border-radius: 8px;
  padding: 10px;
  margin-bottom: 8px;
}

#closeModalBtn {
  width: 100%;
  margin-top: 12px;
}

.hidden {
  display: none;
}

@media (max-width: 900px) {
  .topbar {
    padding: 16px 20px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 20px;
  }
}