* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Georgia, "Times New Roman", serif;
  color: #27323b;
  background:
    radial-gradient(circle at 50% 12%, rgba(255, 236, 184, .72), transparent 34%),
    radial-gradient(circle at 18% 78%, rgba(142, 190, 197, .55), transparent 34%),
    linear-gradient(145deg, #dce9e7 0%, #f5ead0 45%, #a9c4ca 100%);
  overflow-x: hidden;
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
  position: relative;
}

.mist {
  position: fixed;
  inset: -20%;
  background:
    radial-gradient(circle at 30% 40%, rgba(255,255,255,.34), transparent 26%),
    radial-gradient(circle at 70% 60%, rgba(255,255,255,.22), transparent 30%),
    radial-gradient(circle at 48% 10%, rgba(255,255,255,.20), transparent 22%);
  filter: blur(24px);
  animation: drift 18s ease-in-out infinite alternate;
  pointer-events: none;
}

.hero {
  width: min(760px, 100%);
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 34px 24px 30px;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 30px;
  background: rgba(255, 255, 255, .22);
  box-shadow: 0 30px 90px rgba(55, 83, 92, .22);
  backdrop-filter: blur(10px);
}

.logo {
  letter-spacing: .34em;
  font-size: 14px;
  font-family: Arial, Helvetica, sans-serif;
  color: rgba(39, 50, 59, .72);
  margin-bottom: 24px;
}

.cover-wrap {
  width: min(340px, 80vw);
  aspect-ratio: 1;
  margin: 0 auto 24px;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 24px 70px rgba(32, 48, 54, .30);
  background: linear-gradient(135deg, #d8e2df, #eedfae, #87aeb7);
}

.cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* εμφανίζεται μόνο αν δεν υπάρχει ακόμη images/cover.jpg */
.cover-placeholder {
  width: 100%;
  height: 100%;
  display: none;
  place-items: center;
  color: rgba(39,50,59,.82);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 700;
  letter-spacing: .16em;
  line-height: 1.4;
}

.eyebrow {
  margin: 10px 0 6px;
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: .22em;
  text-transform: uppercase;
  font-size: 12px;
  color: rgba(39, 50, 59, .63);
}

h1 {
  margin: 0;
  font-size: clamp(32px, 6vw, 62px);
  font-weight: 400;
  line-height: 1.05;
}

.subtitle {
  max-width: 560px;
  margin: 18px auto 28px;
  font-size: clamp(18px, 2.4vw, 23px);
  line-height: 1.55;
  color: rgba(39, 50, 59, .78);
}

.links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.links a {
  min-width: 132px;
  padding: 13px 18px;
  border-radius: 999px;
  text-decoration: none;
  color: #27323b;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  border: 1px solid rgba(39,50,59,.22);
  background: rgba(255,255,255,.32);
  transition: transform .25s ease, background .25s ease;
}

.links a:hover {
  transform: translateY(-2px);
  background: rgba(255,255,255,.55);
}

.note {
  margin: 22px 0 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(39, 50, 59, .55);
}

@keyframes drift {
  from { transform: translate3d(-2%, -1%, 0) scale(1); }
  to   { transform: translate3d(2%, 1%, 0) scale(1.06); }
}