body.inner-page {
  background: linear-gradient(to right, #dbdce0 50%, #232637 50%);
  overflow: hidden;
  overflow-x: hidden;
}

.inner-page main {
  justify-content: flex-start;
  align-items: center;
  padding: 1.5rem clamp(1rem, 3vw, 2.5rem);
}

.page-shell {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.86);
  border-radius: 1.2rem;
  padding: clamp(1rem, 2.4vw, 2rem);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.1),
    0 8px 18px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(4px);
}

.page-head {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.8rem;
  text-align: center;
}

.page-head h1 {
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
  color: #191d2e;
}

.page-head p {
  color: #4b4f5e;
  font-weight: 500;
}

.tagline {
  color: #740d99;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 700;
}

.form-block {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid #e8e9ee;
  border-radius: 0.9rem;
  padding: clamp(0.9rem, 2vw, 1.2rem);
}

.form-block h2 {
  margin-bottom: 0.9rem;
  color: #191d2e;
  text-align: center;
}

.form-field {
  display: block;
  margin-bottom: 0.7rem;
}

.form-field span {
  display: block;
  margin-bottom: 0.3rem;
  color: #4b4f5e;
  font-size: 0.92rem;
}

.form-field input {
  width: 100%;
  border: 1px solid #d7dae5;
  border-radius: 0.5rem;
  padding: 0.72rem 0.75rem;
  font-size: clamp(0.92rem, 1.2vw, 0.98rem);
}

.accent-btn {
  display: inline-block;
  border: 0;
  border-radius: 999px;
  padding: 0.8rem 1.6rem;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(120deg, #232637, #740d99);
  text-decoration: none;
  cursor: pointer;
}

.accent-btn:hover {
  background: linear-gradient(120deg, #191c2c, #4d0968);
}

.form-block .accent-btn {
  display: block;
  margin: 1rem auto 0;
}

#signup-feedback {
  margin-top: 0.8rem;
  font-weight: 600;
  color: #232637;
  text-align: center;
}

@media (max-width: 900px) {
  body.inner-page {
    overflow-y: auto;
  }

  body.inner-page main {
    padding: 1rem 0.2rem 0.5rem;
  }

  .page-shell {
    padding: 1rem;
  }

  .page-head {
    align-items: center;
    margin-bottom: 1rem;
  }
}

@media (max-width: 600px) {
  .inner-page .navbar {
    padding: 12px 6px;
  }

  .page-head {
    gap: 0.55rem;
    margin-bottom: 1rem;
  }

  .page-head h1 {
    font-size: 1.9rem;
    line-height: 1.15;
  }

  .page-head p {
    font-size: 0.95rem;
  }

  .form-block {
    border-radius: 0.75rem;
  }

  .form-field span {
    font-size: 0.88rem;
  }

  .form-block .accent-btn {
    width: 100%;
    text-align: center;
  }
}