:root {
  --bg: #050d0a;
  --bg-soft: #091711;
  --mint: #52b788;
  --mint-bright: #95d5b2;
  --text: #f3fbf7;
  --muted: rgba(243, 251, 247, 0.66);
  --line: rgba(149, 213, 178, 0.2);
  --font-display: "Syne", sans-serif;
  --font-body: "Outfit", sans-serif;
  --pad: clamp(1rem, 4.2vw, 4rem);
  --radius: 20px;
  --maxw: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

a { color: var(--mint-bright); text-decoration: none; }

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  opacity: 0.04;
  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='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.ref-banner {
  position: relative;
  z-index: 6;
  margin: 0 auto;
  padding: 1rem var(--pad);
  background: linear-gradient(90deg, rgba(82, 183, 136, 0.22), rgba(82, 183, 136, 0.08));
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.ref-title { font-weight: 600; }
.ref-banner p { margin: 0; }
.ref-code-line {
  margin-top: 0.5rem !important;
  font-size: 1.05rem;
}
.ref-banner strong {
  color: var(--mint-bright);
  letter-spacing: 0.14em;
  font-size: 1.25rem;
}
.ref-copy {
  margin-left: 0.5rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--mint-bright);
  border-radius: 999px;
  padding: 0.25rem 0.75rem;
  font: inherit;
  cursor: pointer;
}
.ref-steps {
  margin: 0.75rem auto 0;
  padding: 0;
  max-width: 28rem;
  text-align: left;
  color: var(--muted);
  font-size: 0.92rem;
  list-style-position: inside;
}
.ref-steps li { margin: 0.2rem 0; }
.ref-steps b { color: var(--text); }
.ref-note {
  margin: 0.75rem 0 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.top {
  max-width: var(--maxw);
  margin: 0 auto;
  position: relative;
  z-index: 5;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.35rem var(--pad);
}

.brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.04em;
  color: var(--text);
}
.brand span { color: var(--mint); }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2rem);
}

.nav a {
  color: var(--muted);
  font-weight: 400;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}
.nav a:hover { color: var(--text); }

.top-cta {
  color: var(--text) !important;
  padding: 0.6rem 1.15rem;
  border-radius: 999px;
  border: 1px solid rgba(82, 183, 136, 0.4);
  background: rgba(82, 183, 136, 0.12);
  font-weight: 500 !important;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--text);
}

/* ——— HERO wide ——— */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  position: relative;
  width: 100%;
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding: 3rem var(--pad) 4.5rem;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 85% 20%, rgba(82, 183, 136, 0.28), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(27, 67, 50, 0.5), transparent 50%),
    linear-gradient(160deg, #071510, #050d0a 50%, #040a08);
  z-index: -1;
  border-radius: calc(var(--radius) + 8px);
}

.hero-content {
  width: min(100%, 1200px);
  animation: rise 0.9s ease both;
}

.eyebrow {
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--mint-bright);
  font-weight: 500;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 8vw, 5.5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.hero h1 span {
  color: var(--mint);
  text-shadow: 0 0 48px rgba(82, 183, 136, 0.4);
}

.lead {
  margin: 1.4rem 0 2rem;
  max-width: 34rem;
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 300;
  color: var(--muted);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 0.85rem;
}

.dl-hint {
  margin: 0 0 1.2rem;
  max-width: 36rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.45;
}
.dl-hint code {
  color: var(--mint-bright);
  font-size: 0.9em;
}
.dl-more {
  margin: 0 0 2.5rem;
  max-width: 36rem;
  color: var(--muted);
  font-size: 0.92rem;
}
.dl-more summary {
  cursor: pointer;
  color: var(--mint-bright);
  font-weight: 500;
}
.dl-more ol {
  margin: 0.75rem 0 0;
  padding-left: 1.2rem;
}
.dl-more li { margin: 0.35rem 0; }
.dl-checksums {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  word-break: break-all;
  opacity: 0.85;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.05rem 1.8rem;
  border-radius: 16px;
  font-weight: 600;
  font-size: 1.05rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn.primary {
  background: linear-gradient(135deg, #95d5b2, #52b788 60%, #2d6a4f);
  color: #03140c;
  box-shadow: 0 16px 40px rgba(82, 183, 136, 0.35);
}
.btn.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 50px rgba(82, 183, 136, 0.48);
}
.btn.primary.lg {
  padding: 1.2rem 2.2rem;
  font-size: 1.1rem;
}

.btn.ghost {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}
.btn.ghost:hover {
  border-color: var(--mint);
  background: rgba(82, 183, 136, 0.1);
}

.hero-stats {
  list-style: none;
  margin: 0;
  padding: 1.5rem 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem 2rem;
  border-top: 1px solid var(--line);
  width: min(100%, 720px);
}

.hero-stats li {
  display: grid;
  gap: 0.25rem;
}
.hero-stats strong {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.03em;
  color: var(--mint-bright);
}
.hero-stats span {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 300;
}

/* ——— INTERACTIVE FEATURES ——— */
.features {
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  padding: clamp(4rem, 10vh, 7rem) var(--pad);
  background: linear-gradient(180deg, transparent, rgba(27, 67, 50, 0.25), transparent);
}

.features-intro {
  margin-bottom: 2rem;
  width: 100%;
}
.features-intro h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4rem);
  letter-spacing: -0.04em;
}
.features-intro p {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-weight: 300;
  font-size: 1.15rem;
}

.feature-board {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.feature {
  text-align: left;
  border: 1px solid var(--line);
  background: rgba(8, 22, 16, 0.65);
  color: inherit;
  border-radius: 22px;
  padding: 1.4rem 1.5rem;
  cursor: pointer;
  font: inherit;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "idx title"
    "idx preview"
    "panel panel";
  column-gap: 1rem;
  row-gap: 0.25rem;
  transition:
    border-color 0.25s ease,
    background 0.25s ease,
    transform 0.25s ease,
    box-shadow 0.25s ease;
  min-height: 7.5rem;
  overflow: hidden;
}

.feature:hover {
  border-color: rgba(82, 183, 136, 0.45);
  transform: translateY(-2px);
}

.feature.is-open {
  border-color: rgba(149, 213, 178, 0.55);
  background: linear-gradient(145deg, rgba(45, 106, 79, 0.45), rgba(8, 22, 16, 0.9));
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(82, 183, 136, 0.15);
  transform: translateY(-4px);
}

.f-index {
  grid-area: idx;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  color: rgba(82, 183, 136, 0.4);
  line-height: 1;
  padding-top: 0.15rem;
}
.feature.is-open .f-index { color: var(--mint-bright); }

.f-title {
  grid-area: title;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  letter-spacing: -0.03em;
}

.f-preview {
  grid-area: preview;
  color: var(--muted);
  font-weight: 300;
  font-size: 0.98rem;
}

.f-panel {
  grid-area: panel;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease, margin 0.3s ease;
  margin-top: 0;
}
.f-panel p {
  margin: 0;
  color: rgba(243, 251, 247, 0.82);
  font-weight: 300;
  line-height: 1.55;
  font-size: 1.05rem;
  max-width: 40rem;
}

.feature.is-open .f-panel {
  max-height: 12rem;
  opacity: 1;
  margin-top: 1rem;
}

.feature.is-open .f-preview {
  opacity: 0.35;
}

/* ——— TRUST strip ——— */
.how, .price, .faq {
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  padding: clamp(2.6rem, 7vh, 4.5rem) var(--pad);
}

.section-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.3rem);
  letter-spacing: -0.03em;
}
.section-head p {
  margin: 0.7rem 0 1.3rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.steps {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.step-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(12, 31, 22, 0.9), rgba(7, 19, 14, 0.8));
  padding: 1.25rem;
}
.step-n {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--mint-bright);
}
.step-card h3 {
  margin: 0.55rem 0 0.45rem;
  font-size: 1.15rem;
}
.step-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.use-cases {
  max-width: var(--maxw);
  margin: 0 auto;
  width: 100%;
  padding: clamp(2rem, 6vh, 3.5rem) var(--pad);
}

.use-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.use-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(8, 22, 16, 0.55);
  padding: 1.25rem 1.35rem;
}

.use-card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.use-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.98rem;
}

/* ——— PRICE ——— */
.price-wide {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  padding: 2.5rem 0;
  border-top: 1px solid rgba(82, 183, 136, 0.35);
  border-bottom: 1px solid rgba(82, 183, 136, 0.35);
  background: radial-gradient(ellipse 40% 100% at 0% 50%, rgba(82, 183, 136, 0.12), transparent 60%);
  border-radius: var(--radius);
  padding-left: 1.4rem;
  padding-right: 1.4rem;
}

.price-copy h2 {
  margin: 0.3rem 0 0.8rem;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 6.5rem);
  letter-spacing: -0.05em;
  line-height: 0.9;
  color: var(--mint-bright);
}
.price-copy h2 small {
  font-size: 0.28em;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0;
  margin-left: 0.25rem;
}
.price-note {
  margin: 0;
  max-width: 28rem;
  color: var(--muted);
  font-weight: 300;
  line-height: 1.5;
}

.faq-list {
  display: grid;
  gap: 0.7rem;
}
.faq-list details {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(7, 20, 15, 0.78);
  padding: 0.9rem 1rem;
}
.faq-list summary {
  cursor: pointer;
  font-weight: 600;
}
.faq-list p {
  margin: 0.75rem 0 0.15rem;
  color: var(--muted);
  line-height: 1.55;
}

.foot {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem var(--pad) 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 0.92rem;
}
.foot p { margin: 0; }

@keyframes rise {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1100px) {
  .feature-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .feature-board { grid-template-columns: 1fr; }
  .use-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; width: 100%; }
  .menu-toggle { display: inline-block; }
  .nav {
    position: absolute;
    top: calc(100% + 8px);
    left: var(--pad);
    right: var(--pad);
    background: #081710;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 0.8rem;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    box-shadow: 0 18px 38px rgba(0,0,0,0.32);
  }
  .nav.open { display: flex; }
  .nav .top-cta {
    margin-top: 0.2rem;
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 560px) {
  .hero { min-height: auto; padding-top: 2rem; }
  .hero h1 {
    font-size: clamp(2.4rem, 13vw, 3.4rem);
    letter-spacing: -0.04em;
  }
  .hero-actions {
    width: 100%;
  }
  .btn {
    width: 100%;
  }
  .foot { font-size: 0.85rem; }
}