@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400&display=swap');

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Montserrat', sans-serif;
  color: #fff;
  position: relative;
}

/* Fixed background layer keeps the image covering the full viewport
   regardless of page content height (more reliable than
   background-attachment: fixed on mobile browsers). */
.bg-layer {
  position: fixed;
  inset: 0;
  background: url('background.jpg') center center / cover no-repeat;
  z-index: -2;
}

.vignette-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0) 45%, rgba(0, 0, 0, 0.65) 100%);
  box-shadow: inset 0 0 15vw rgba(0, 0, 0, 0.55);
}

.page-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.content {
  width: 100%;
  max-width: 720px;
}

.brand-heading {
  color: #fff;
  font-weight: 400;
  text-align: center;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6);
  margin-bottom: 2.5rem;
}

/* Shared "glass" button style used across all pages */
.btn-glass {
  display: block;
  width: 100%;
  padding: 0.9rem 1.25rem;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2px solid rgba(255, 255, 255, 0.85);
  border-radius: 10px;
  color: #fff;
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
  text-align: center;
  text-decoration: none;
  line-height: 1.3;
  transition: box-shadow 0.25s ease, background-color 0.25s ease, transform 0.15s ease;
}

.btn-glass:hover,
.btn-glass:focus {
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  box-shadow: 0 0 18px 4px rgba(255, 255, 255, 0.65);
  transform: translateY(-2px);
}

.btn-glass:active {
  transform: translateY(0);
}

.btn-glass .btn-title {
  display: block;
  font-weight: 400;
}

.btn-glass .btn-subtitle {
  display: block;
  font-weight: 400;
  font-size: 0.85rem;
  opacity: 0.9;
  margin-top: 0.15rem;
}

.back-arrow {
  position: fixed;
  top: 1.25rem;
  left: 1.25rem;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 2px solid rgba(255, 255, 255, 0.85);
  border-radius: 10px;
  color: #fff;
  text-decoration: none;
  transition: box-shadow 0.25s ease, background-color 0.25s ease, transform 0.15s ease;
}

.back-arrow svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #fff;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.back-arrow:hover,
.back-arrow:focus {
  background: rgba(0, 0, 0, 0.4);
  box-shadow: 0 0 18px 4px rgba(255, 255, 255, 0.65);
  transform: translateY(-2px);
}