* { box-sizing: border-box; }

:root {
  --bg: #080b0f;
  --panel: rgba(16, 22, 30, 0.88);
  --panel-solid: #10161e;
  --line: rgba(255, 255, 255, 0.12);
  --text: #f4f7fb;
  --muted: #aeb8c5;
  --orange: #ff8a1c;
  --orange-soft: rgba(255, 138, 28, 0.18);
  --green: #75ffb0;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 20% 10%, rgba(255, 138, 28, 0.16), transparent 26rem),
    radial-gradient(circle at 80% 20%, rgba(64, 138, 255, 0.11), transparent 28rem),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

.site-glow {
  position: fixed;
  right: -10rem;
  bottom: 8rem;
  width: 26rem;
  height: 26rem;
  background: rgba(255, 138, 28, 0.11);
  filter: blur(80px);
  pointer-events: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 4rem);
  background: rgba(8, 11, 15, 0.84);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  color: var(--text);
  text-decoration: none;
  font-weight: 900;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  letter-spacing: -0.04em;
}

.brand-rf { color: var(--orange); }

.brand small {
  color: var(--muted);
  font-size: 0.7em;
  margin-left: 0.05rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 700;
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
}

.site-nav a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.06);
}

.nav-button {
  color: #120903 !important;
  background: var(--orange) !important;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 40px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  border-radius: 12px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  margin: 5px auto;
}

.section {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 6rem) 0;
}

.hero {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
  min-height: calc(100vh - 82px);
}

.eyebrow {
  color: var(--orange);
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  margin: 0 0 1rem;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  font-size: clamp(2.8rem, 8vw, 6.4rem);
  line-height: 0.9;
  letter-spacing: -0.08em;
  margin-bottom: 1.3rem;
}

h2 {
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 0.96;
  letter-spacing: -0.055em;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.45rem;
  line-height: 1.1;
}

.hero-text,
.section-heading p,
.contact-copy p,
.about-card p,
.notice p,
.split p {
  color: var(--muted);
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  max-width: 62ch;
}

.founder-note {
  max-width: 62ch;
  margin: 1.5rem 0 0;
  padding: 1rem 1.15rem;
  color: #ffd5aa;
  font-weight: 900;
  background: rgba(255, 138, 28, 0.12);
  border: 1px solid rgba(255, 138, 28, 0.55);
  border-left: 5px solid var(--orange);
  border-radius: 16px;
}

.hero-actions {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin: 2rem 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  border-radius: 14px;
  border: 1px solid transparent;
  padding: 0.82rem 1.1rem;
  font-weight: 900;
  text-decoration: none;
  cursor: pointer;
  font-size: 1rem;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.button:hover { transform: translateY(-2px); }

.primary {
  color: #120903;
  background: linear-gradient(135deg, #ffb03b, var(--orange));
  box-shadow: 0 12px 30px rgba(255, 138, 28, 0.24);
}

.secondary {
  color: var(--text);
  background: rgba(255,255,255,0.06);
  border-color: var(--line);
}

.full { width: 100%; }

.signal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.signal-row span {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.045);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.5rem 0.8rem;
  font-weight: 800;
}

.hero-card {
  position: relative;
  padding: clamp(1rem, 2vw, 1.35rem);
  border: 1px solid var(--line);
  border-radius: 32px;
  background: linear-gradient(145deg, rgba(255,255,255,0.1), rgba(255,255,255,0.035));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent, rgba(255,255,255,0.12), transparent);
  transform: translateX(-100%);
  animation: sweep 7s infinite;
}

@keyframes sweep {
  0%, 55% { transform: translateX(-100%); }
  75%, 100% { transform: translateX(100%); }
}

.hero-card img {
  display: block;
  width: 100%;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,0.14);
  position: relative;
  z-index: 1;
}

.status-panel {
  position: absolute;
  z-index: 2;
  left: 2rem;
  right: 2rem;
  bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.8rem 1rem;
  border-radius: 16px;
  background: rgba(8,11,15,0.78);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px);
  font-weight: 800;
}

.pulse {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(117, 255, 176, 0.6);
  animation: pulse 1.7s infinite;
}

@keyframes pulse {
  to { box-shadow: 0 0 0 12px rgba(117, 255, 176, 0); }
}

.notice { padding-top: 1rem; }

.notice > div,
.about-card,
.product-card,
.contact-form {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.notice > div {
  padding: clamp(1.35rem, 3vw, 2.25rem);
  border-left: 5px solid var(--orange);
}

.section-heading { margin-bottom: 2rem; }

.product-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.85fr 0.85fr;
  gap: 1rem;
}

.product-card {
  padding: clamp(1.3rem, 2.5vw, 2rem);
}

.product-card.featured {
  background:
    linear-gradient(135deg, rgba(255,138,28,0.14), rgba(16,22,30,0.9)),
    var(--panel-solid);
}

.product-badge {
  display: inline-flex;
  width: fit-content;
  color: #ffd5aa;
  background: var(--orange-soft);
  border: 1px solid rgba(255,138,28,0.3);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font-weight: 900;
  font-size: 0.78rem;
  margin-bottom: 1rem;
}

.product-card p,
.product-card li {
  color: var(--muted);
}

.product-card ul {
  padding-left: 1.1rem;
  margin-bottom: 1.4rem;
}

.locked { opacity: 0.82; }

.text-link {
  color: var(--orange);
  font-weight: 900;
  text-decoration: none;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.use-list {
  display: grid;
  gap: 0.8rem;
}

.use-list div {
  display: grid;
  gap: 0.2rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,0.045);
}

.use-list strong { color: var(--text); }
.use-list span { color: var(--muted); }

.about-card {
  padding: clamp(1.5rem, 4vw, 3rem);
  max-width: 900px;
}

.contact {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.email-service-note {
  color: #ffd5aa;
  background: var(--orange-soft);
  border: 1px solid rgba(255,138,28,0.28);
  border-radius: 18px;
  padding: 1rem;
  max-width: 62ch;
}

.contact-form {
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
  color: var(--text);
  font-weight: 900;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  color: var(--text);
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
  font: inherit;
  outline: none;
}

textarea { resize: vertical; }

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(255, 138, 28, 0.8);
  box-shadow: 0 0 0 4px rgba(255, 138, 28, 0.12);
}

select option { color: #111; }

.form-note {
  color: var(--muted);
  font-size: 0.92rem;
  margin: 0;
  text-align: center;
}

.form-note.success { color: var(--green); }

.site-footer {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer p { margin: 0; }

.site-footer a {
  color: var(--orange);
  font-weight: 900;
  text-decoration: none;
}

@media (max-width: 880px) {
  .nav-toggle { display: block; }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: rgba(8, 11, 15, 0.96);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: var(--shadow);
  }

  .site-nav.open { display: flex; }

  .site-nav a {
    padding: 0.9rem 1rem;
    text-align: center;
  }

  .hero,
  .product-grid,
  .split,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 3rem;
  }

  .status-panel {
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    margin-top: 1rem;
  }
}

@media (max-width: 560px) {
  .section { width: min(100% - 1rem, 1180px); }
  .site-header { padding: 0.75rem; }
  h1 { font-size: clamp(2.4rem, 15vw, 4rem); }
  .hero-actions .button { width: 100%; }
  .site-footer { flex-direction: column; }
}