@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
}

:root {
  --deep: #031424;
  --deep-2: #06263f;
  --ocean: #0b4a6b;
  --aqua: #3fd6e0;
  --aqua-soft: #8fe9ee;
  --coral: #ff7a6b;
  --coral-hot: #ff5a5f;
  --coral-soft: #ffb199;
  --text: #f1faff;
  --muted: #b7d2e0;
}

/* overflow-x lives on html only: setting it on body too would make body a scroll container and break sticky nav */
html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--deep);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layer 0: static ocean gradient background */
.bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 70% at 50% -10%, rgba(63, 214, 224, 0.22) 0%, rgba(63, 214, 224, 0) 60%),
    radial-gradient(80% 60% at 85% 100%, rgba(255, 122, 107, 0.16) 0%, rgba(255, 122, 107, 0) 65%),
    linear-gradient(180deg, #0a3a5c 0%, var(--deep-2) 45%, var(--deep) 100%);
}

/* Layer 1: animated canvas */
#sea {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  display: block;
}

/* ---- Nav (full width, direct child of the layout main) ---- */

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  padding: 22px 32px;
  background: rgba(3, 20, 36, 0.35);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(143, 233, 238, 0.08);
  transition: padding 250ms ease, background-color 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

nav.nav-scrolled {
  padding: 10px 32px;
  background: rgba(3, 20, 36, 0.92);
  box-shadow: 0 8px 28px rgba(0, 8, 20, 0.45);
  border-bottom-color: rgba(143, 233, 238, 0.16);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.wordmark {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 1.85rem;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
  text-decoration: none;
  transition: font-size 250ms ease;
}

.wordmark:hover {
  color: var(--text);
}

.wordmark .lift {
  background: linear-gradient(120deg, var(--coral-soft), var(--coral) 55%, var(--coral-hot));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.wordmark .tld {
  font-weight: 400;
  color: var(--muted);
  font-size: 0.6em;
  margin-left: 2px;
}

nav.nav-scrolled .wordmark {
  font-size: 1.4rem;
}

#buy_now_link {
  display: inline-block;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: #2a0c0a;
  text-decoration: none;
  white-space: nowrap;
  padding: 12px 24px;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--coral-soft), var(--coral));
  box-shadow: 0 6px 20px rgba(255, 122, 107, 0.3);
  transition: transform 250ms ease, box-shadow 250ms ease, padding 250ms ease, font-size 250ms ease, filter 250ms ease;
}

nav.nav-scrolled #buy_now_link {
  padding: 8px 18px;
  font-size: 0.85rem;
}

#buy_now_link:hover {
  color: #2a0c0a;
  transform: translateY(-2px);
  filter: brightness(1.06);
  box-shadow: 0 10px 28px rgba(255, 122, 107, 0.45);
}

#buy_now_link:focus-visible,
#buy_now_bottom:focus-visible {
  outline: 3px solid var(--aqua-soft);
  outline-offset: 3px;
}

/* ---- Content sections: always above the fixed background and canvas ---- */

.hero,
.cards-section,
.cta,
.signal-line {
  position: relative;
  z-index: 2;
}

/* ---- Hero ---- */

.hero {
  padding: 12vh 24px 8vh;
  text-align: center;
}

.hero h1 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: clamp(2rem, 6vw, 5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 auto;
  max-width: 1100px;
  color: var(--text);
  text-shadow: 0 4px 30px rgba(3, 20, 36, 0.55);
}

.hero h1 span {
  display: block;
}

.hero h1 span + span {
  background: linear-gradient(100deg, var(--aqua-soft) 0%, var(--aqua) 40%, var(--coral-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: none;
}

.hero p {
  max-width: 680px;
  margin: 32px auto 0;
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--muted);
  text-shadow: 0 2px 16px rgba(3, 20, 36, 0.7);
}

/* ---- Cards ---- */

.cards {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4vh 24px 10vh;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  padding: 38px;
  border-radius: 24px;
  background: linear-gradient(160deg, rgba(10, 42, 68, 0.9), rgba(4, 22, 38, 0.92));
  border: 1px solid rgba(143, 233, 238, 0.16);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 14px 40px rgba(0, 8, 20, 0.35);
  transition: transform 300ms ease, box-shadow 300ms ease, border-color 300ms ease;
}

.card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 177, 153, 0.4);
  box-shadow: 0 22px 54px rgba(0, 8, 20, 0.5), 0 0 0 1px rgba(255, 122, 107, 0.12);
}

.card .icon {
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(63, 214, 224, 0.22), rgba(255, 122, 107, 0.22));
  border: 1px solid rgba(143, 233, 238, 0.2);
}

.card .icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--aqua-soft);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h2 {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--text);
}

.card p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---- CTA / signal line ---- */

.cta {
  padding: 4vh 24px 12vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.signal-status {
  margin: 0 0 28px;
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.24em;
  color: var(--aqua-soft);
  padding: 8px 18px;
  border: 1px solid rgba(143, 233, 238, 0.28);
  border-radius: 999px;
  background: rgba(3, 20, 36, 0.6);
}

.signal-cta {
  display: inline-block;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: clamp(1.1rem, 2.6vw, 1.5rem);
  letter-spacing: 0.02em;
  color: #2a0c0a;
  text-decoration: none;
  padding: 22px 52px;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--coral-soft), var(--coral) 55%, var(--coral-hot));
  box-shadow: 0 12px 36px rgba(255, 122, 107, 0.4);
  transition: transform 250ms ease, box-shadow 250ms ease, filter 250ms ease;
}

.signal-cta:hover {
  color: #2a0c0a;
  transform: translateY(-3px) scale(1.02);
  filter: brightness(1.06);
  box-shadow: 0 18px 48px rgba(255, 122, 107, 0.55);
}

.signal-sub {
  margin: 24px 0 0;
  font-size: 0.95rem;
  color: var(--muted);
  text-shadow: 0 2px 14px rgba(3, 20, 36, 0.8);
}

/* ---- Footer ---- */
/* Footer markup is injected via SSI; keep it readable above the canvas. */

footer {
  position: relative;
  z-index: 2;
  padding: 20px 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text);
  background: rgba(3, 20, 36, 0.94);
  border-top: 1px solid rgba(143, 233, 238, 0.14);
}

footer div {
  margin: 4px 0;
}

footer a {
  color: var(--aqua-soft);
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
  nav { padding: 16px 20px; }
  nav.nav-scrolled { padding: 8px 20px; }
  .hero { padding-top: 10vh; }
}

@media (max-width: 480px) {
  nav { padding: 14px 16px; }
  nav.nav-scrolled { padding: 8px 16px; }
  .wordmark { font-size: 1.4rem; }
  nav.nav-scrolled .wordmark { font-size: 1.2rem; }
  #buy_now_link { padding: 9px 16px; font-size: 0.85rem; }
  nav.nav-scrolled #buy_now_link { padding: 7px 14px; font-size: 0.8rem; }
  .hero { padding: 10vh 16px 6vh; }
  .hero p { font-size: 1.02rem; }
  .cards { padding: 3vh 16px 8vh; }
  .card { padding: 28px; }
  .signal-cta { padding: 18px 32px; }
  .signal-status { letter-spacing: 0.16em; font-size: 0.78rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  .card:hover, #buy_now_link:hover, .signal-cta:hover { transform: none; }
}