* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy: #062f4f;
  --navy-2: #0b4168;
  --blue: #0a85b8;
  --cyan: #18b8c5;
  --green: #2e9f47;
  --lime: #63c839;
  --orange: #ff9f1c;
  --cream: #f4f7f8;
  --white: #ffffff;
  --text: #102a3a;
  --muted: #657681;
  --border: rgba(9, 58, 88, 0.12);
  --shadow: 0 24px 80px rgba(7, 55, 83, 0.14);
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--cream);
  color: var(--text);
  font-family: "Inter", sans-serif;
  overflow-x: hidden;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  z-index: 99;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px clamp(20px, 5vw, 72px);
  color: var(--white);
  background: linear-gradient(to bottom, rgba(1, 24, 42, 0.78), transparent);
}

.brand-mini {
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 0.88rem;
}

.brand-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--lime));
  box-shadow: 0 0 20px rgba(41, 214, 181, 0.65);
}

.sound-toggle {
  border: 1px solid rgba(255,255,255,.24);
  background: rgba(255,255,255,.08);
  color: white;
  padding: 10px 14px;
  border-radius: 999px;
  cursor: pointer;
  backdrop-filter: blur(14px);
}

.sound-toggle.active {
  background: rgba(69, 204, 115, .18);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 130px 24px 90px;
  color: var(--white);
  background:
    radial-gradient(circle at 80% 18%, rgba(35, 196, 169, .18), transparent 28%),
    radial-gradient(circle at 18% 68%, rgba(0, 139, 191, .22), transparent 28%),
    linear-gradient(145deg, #031b30 0%, #062f4f 52%, #084e64 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .09;
  background-image:
    linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent);
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(5px);
  opacity: .24;
  animation: float 8s ease-in-out infinite;
}

.glow-one {
  width: 420px;
  height: 420px;
  background: var(--cyan);
  left: -190px;
  top: 14%;
}

.glow-two {
  width: 330px;
  height: 330px;
  background: var(--lime);
  right: -160px;
  bottom: 5%;
  animation-delay: -3s;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(950px, 100%);
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .18em;
  color: #7ce5dd;
  margin-bottom: 22px;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: currentColor;
}

.eyebrow.dark {
  color: var(--green);
}

.eyebrow.light {
  color: #7ce5dd;
}

h1, h2, h3 {
  font-family: "Montserrat", sans-serif;
}

h1 {
  font-size: clamp(3rem, 8vw, 7.3rem);
  line-height: .98;
  letter-spacing: -.055em;
  max-width: 920px;
  margin-inline: auto;
}

.gradient-text {
  display: block;
  background: linear-gradient(90deg, #39d0d3, #7ee449);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-copy {
  max-width: 700px;
  margin: 28px auto;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.75;
  color: rgba(255,255,255,.75);
}

.countdown-card {
  width: min(620px, 100%);
  margin: 36px auto 0;
  padding: 24px;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 24px;
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(16px);
  box-shadow: 0 24px 60px rgba(0,0,0,.22);
}

.countdown-label {
  display: block;
  color: rgba(255,255,255,.65);
  font-size: .88rem;
  margin-bottom: 16px;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.countdown div {
  padding: 14px 8px;
  border-radius: 18px;
  background: rgba(255,255,255,.07);
}

.countdown strong {
  display: block;
  font-family: "Montserrat", sans-serif;
  font-size: clamp(1.8rem, 5vw, 3rem);
}

.countdown span {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .11em;
  color: rgba(255,255,255,.58);
}

.countdown-card small {
  display: block;
  margin-top: 14px;
  color: rgba(255,255,255,.5);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 28px;
}

.btn {
  min-height: 54px;
  padding: 0 24px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  cursor: pointer;
  font-weight: 800;
  transition: .25s ease;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  color: #04314c;
  background: linear-gradient(135deg, #77e354, #27c6c6);
  box-shadow: 0 14px 35px rgba(50, 216, 164, .22);
}

.btn-ghost {
  color: white;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.06);
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 10px;
  color: rgba(255,255,255,.55);
  font-size: .72rem;
}

.scroll-hint i {
  width: 1px;
  height: 34px;
  background: linear-gradient(to bottom, #75e0d9, transparent);
  animation: pulse 1.8s infinite;
}

.mystery-section,
.features-section {
  padding: 110px clamp(20px, 6vw, 90px);
}

.section-heading {
  max-width: 780px;
  margin: 0 auto 54px;
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(2.1rem, 5vw, 4.3rem);
  line-height: 1.06;
  letter-spacing: -.045em;
}

.section-heading p {
  margin-top: 18px;
  color: var(--muted);
  line-height: 1.7;
}

.problem-grid,
.features-grid {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.problem-card,
.feature-card {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255,255,255,.78);
  padding: 32px;
  box-shadow: 0 18px 60px rgba(11, 61, 89, .07);
  transition: .3s ease;
}

.problem-card:hover,
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.number {
  font-family: "Montserrat", sans-serif;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(14, 118, 142, .12);
}

.problem-card h3,
.feature-card h3 {
  margin: 20px 0 12px;
  font-size: 1.25rem;
}

.problem-card p,
.feature-card p {
  color: var(--muted);
  line-height: 1.65;
}

.reveal-section {
  padding: 40px clamp(20px, 6vw, 90px) 120px;
}

.reveal-panel {
  width: min(1180px, 100%);
  margin: auto;
  border-radius: 36px;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  align-items: center;
  gap: 40px;
  padding: clamp(30px, 6vw, 72px);
  color: white;
  background:
    radial-gradient(circle at 15% 20%, rgba(50, 218, 197, .18), transparent 30%),
    linear-gradient(135deg, #03233d, #07506d);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.logo-stage {
  position: relative;
  display: grid;
  place-items: center;
}

.logo-stage img {
  position: relative;
  z-index: 2;
  width: min(420px, 100%);
  border-radius: 26px;
  box-shadow: 0 30px 80px rgba(0,0,0,.28);
}

.logo-halo {
  position: absolute;
  width: 84%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(74, 225, 159, .32), transparent 67%);
  animation: halo 3s ease-in-out infinite;
}

.reveal-copy h2 {
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: .95;
  letter-spacing: -.05em;
  background: linear-gradient(90deg, #fff, #9ceab2);
  -webkit-background-clip: text;
  color: transparent;
}

.reveal-copy > p {
  margin: 24px 0;
  color: rgba(255,255,255,.72);
  font-size: 1.05rem;
  line-height: 1.75;
}

.purpose-list {
  display: grid;
  gap: 14px;
}

.purpose-list div {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,.87);
}

.purpose-list span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: #052e45;
  background: #79e16c;
  font-weight: 900;
}

.features-section {
  padding-top: 20px;
}

.feature-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  font-size: 1.7rem;
  background: linear-gradient(135deg, rgba(18,172,193,.14), rgba(90,207,76,.15));
}

.manifesto-section {
  padding: 70px 24px 120px;
}

.manifesto {
  width: min(900px, 100%);
  margin: auto;
  position: relative;
  text-align: center;
}

.quote-mark {
  display: block;
  font-family: Georgia, serif;
  font-size: 8rem;
  line-height: .7;
  color: rgba(0, 126, 154, .14);
}

.manifesto p {
  font-family: "Montserrat", sans-serif;
  font-size: clamp(1.7rem, 4vw, 3rem);
  line-height: 1.35;
  letter-spacing: -.03em;
}

.cta-section {
  padding: 0 24px 120px;
}

.cta-card {
  width: min(980px, 100%);
  margin: auto;
  padding: clamp(35px, 7vw, 80px);
  text-align: center;
  color: white;
  border-radius: 36px;
  background:
    radial-gradient(circle at 80% 10%, rgba(120, 222, 71, .22), transparent 30%),
    linear-gradient(135deg, #052a46, #087088);
  box-shadow: var(--shadow);
}

.cta-card h2 {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1.05;
}

.cta-card > p {
  margin: 18px auto 28px;
  max-width: 650px;
  color: rgba(255,255,255,.72);
}

.notify-form {
  display: flex;
  gap: 12px;
  width: min(670px, 100%);
  margin: auto;
}

.notify-form input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  padding: 18px 20px;
  border-radius: 15px;
  color: var(--text);
}

.notify-form button {
  border: 0;
  border-radius: 15px;
  padding: 0 23px;
  font-weight: 800;
  cursor: pointer;
  color: #04314c;
  background: linear-gradient(135deg, #77e354, #27c6c6);
}

.form-message {
  min-height: 24px;
  margin-top: 16px !important;
  color: #9aefa3 !important;
}

.cta-card small {
  color: rgba(255,255,255,.48);
}

footer {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: 45px 24px;
  text-align: center;
  color: var(--muted);
}

footer img {
  width: 90px;
  border-radius: 18px;
}

footer p {
  font-weight: 700;
  color: var(--text);
}

footer span {
  font-size: .82rem;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
  padding: 15px 20px;
  border-radius: 14px;
  color: white;
  background: #073854;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: .3s ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity .8s ease, transform .8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

@keyframes float {
  50% { transform: translateY(-24px) scale(1.03); }
}

@keyframes pulse {
  50% { opacity: .2; transform: scaleY(.65); }
}

@keyframes halo {
  50% { transform: scale(1.09); opacity: .65; }
}

@media (max-width: 850px) {
  .problem-grid,
  .features-grid,
  .reveal-panel {
    grid-template-columns: 1fr;
  }

  .reveal-copy {
    text-align: center;
  }

  .purpose-list {
    text-align: left;
  }

  .logo-stage img {
    width: min(340px, 100%);
  }
}

@media (max-width: 620px) {
  .topbar {
    padding: 18px;
  }

  .sound-label {
    display: none;
  }

  .hero {
    padding-inline: 18px;
  }

  .countdown-card {
    padding: 16px;
  }

  .countdown {
    gap: 7px;
  }

  .countdown div {
    padding: 12px 4px;
  }

  .problem-card,
  .feature-card {
    padding: 24px;
  }

  .notify-form {
    flex-direction: column;
  }

  .notify-form button {
    min-height: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }
}