:root {
  --pico-primary: #0b63ce;
  --pico-primary-hover: #0d74f5;
  --pico-background-color: #061a2f;
  --pico-color: #f5fbff;
  --pico-muted-color: #d6e7f5;
  --pico-card-background-color: rgba(255, 255, 255, 0.05);
  --pico-card-border-color: rgba(255, 255, 255, 0.08);
}

/* =========================
   Shared Background
========================= */

body.splash-page,
body:not(.splash-page) {
  min-height: 100vh;

  background:
    linear-gradient(rgba(3, 17, 32, 0.88),
                    rgba(3, 17, 32, 0.94)),
    url("../images/hero-banner.webp") center/cover no-repeat fixed;

  color: var(--pico-color);
}

/* =========================
   Splash Page
========================= */

body.splash-page {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
}

body.splash-page main {
  max-width: 700px;
  padding: 2rem;
}

.logo {
  width: 150px;
  height: auto;
  display: block;
  margin: 0 auto 1rem;
}

body.splash-page main > p:first-of-type {
  font-size: 1.2rem;
  color: var(--pico-muted-color);
  margin-bottom: 1rem;
}

.launch-line {
  font-size: 1.1rem;
  opacity: 0.85;
  letter-spacing: 0.04rem;
  margin-top: 1rem;
  margin-bottom: 2rem;
  font-style: italic;
}

.already-subscribed {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: #c6dcf2;
}

.already-subscribed a {
  color: #f8fcff;
  text-decoration: underline;
}

/* =========================
   Typography
========================= */

h1 {
  margin-bottom: 0.5rem;
  font-size: clamp(3rem, 8vw, 5rem);
  letter-spacing: 0.08rem;
  color: #f8fcff;

  text-shadow:
    0 4px 18px rgba(0, 0, 0, 0.75);
}

h2 {
  color: #eef7ff;
}

p {
  color: #c6dcf2;
}

small {
  display: block;
  margin-top: 1rem;
  color: var(--pico-muted-color);
}

h2,
p,
small {
  text-shadow:
    0 2px 10px rgba(0, 0, 0, 0.55);
}

/* =========================
   Cards / Forms / Buttons
========================= */

article {
  margin-top: 2rem;
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1rem;
}

form {
  margin-top: 1rem;
}

input[type="email"] {
  text-align: center;
}

button,
[role="button"] {
  border-radius: 999px;
}

/* =========================
   Welcome Page Layout
========================= */

nav {
  padding: 1rem;
}

nav ul {
  flex-wrap: wrap;
}

.hero {
  text-align: center;
  padding: 3rem 1rem;
}

.hero p {
  color: #c6dcf2;
}

.feature-stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature-stack .section-card {
  width: 100%;
}

.section-card {
  padding: 1.5rem;
  border-radius: 1rem;
  backdrop-filter: blur(10px);
}

#welcome-main {
  padding-top: 1rem;
}

#contact {
  margin-top: 3rem;
}

textarea {
  min-height: 160px;
}

@media (min-width: 768px) {
  .hero {
    padding: 5rem 1rem;
  }

  .section-card {
    padding: 2rem;
  }
}

/* =========================
   Footer
========================= */

footer {
  text-align: center;
  padding: 2rem 0;
  color: var(--pico-muted-color);
}