/* Xeppy – hip dark theme */
:root {
  --bg-deep: #06060a;
  --bg-card: rgba(18, 18, 28, 0.65);
  --border: rgba(255, 255, 255, 0.08);
  --text: #e4e4e7;
  --muted: #a1a1aa;
  --cyan: #22d3ee;
  --violet: #a78bfa;
  --gradient: linear-gradient(135deg, var(--cyan) 0%, var(--violet) 100%);
  --glow: 0 0 80px rgba(34, 211, 238, 0.12);
  --radius: 20px;
  --font: "Outfit", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Mesh gradient background */
.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(34, 211, 238, 0.18), transparent 50%),
    radial-gradient(ellipse 60% 40% at 90% 20%, rgba(167, 139, 250, 0.15), transparent 45%),
    radial-gradient(ellipse 50% 30% at 50% 100%, rgba(34, 211, 238, 0.08), transparent 40%),
    var(--bg-deep);
}

.grid-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(6, 6, 10, 0.75);
  border-bottom: 1px solid var(--border);
}

header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  max-width: 1100px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--text);
}

.logo-link img {
  height: 40px;
  width: auto;
}

.logo-link span {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

nav {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--cyan);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
  background: var(--gradient);
  color: #06060a;
  box-shadow: 0 4px 24px rgba(34, 211, 238, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(167, 139, 250, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

/* Hero */
.hero {
  padding: 5rem 0 6rem;
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.25);
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s ease-out;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin: 0 0 1.25rem;
  animation: fadeUp 0.8s ease-out 0.08s both;
}

.hero h1 .grad {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .lead {
  font-size: 1.2rem;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 2.25rem;
  animation: fadeUp 0.8s ease-out 0.16s both;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  animation: fadeUp 0.8s ease-out 0.24s both;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
section {
  padding: 4.5rem 0;
}

section h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 0.5rem;
}

.section-intro {
  color: var(--muted);
  max-width: 620px;
  margin-bottom: 2.5rem;
  font-size: 1.05rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  backdrop-filter: blur(12px);
  transition: border-color 0.25s, box-shadow 0.25s;
}

.card:hover {
  border-color: rgba(34, 211, 238, 0.25);
  box-shadow: var(--glow);
}

.card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.card h3 .icon {
  display: inline-flex;
  width: 2.25rem;
  height: 2.25rem;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--gradient);
  color: #06060a;
  font-size: 1rem;
  margin-right: 0.6rem;
  vertical-align: middle;
}

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

/* Receppy block */
.receppy-section {
  position: relative;
}

.receppy-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
  background: linear-gradient(145deg, rgba(18, 18, 28, 0.9), rgba(12, 12, 20, 0.95));
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  padding: 2.5rem;
  overflow: hidden;
}

.receppy-panel::before {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  right: -100px;
  top: -100px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.12), transparent 70%);
  pointer-events: none;
}

.receppy-brand {
  position: relative;
  z-index: 1;
}

.receppy-brand a.domain {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.receppy-brand a.domain:hover {
  opacity: 0.9;
}

.receppy-desc {
  color: var(--muted);
  margin: 1rem 0 1.5rem;
  font-size: 1.05rem;
}

.receppy-pros {
  position: relative;
  z-index: 1;
}

.receppy-pros h4 {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.receppy-pros ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.receppy-pros li {
  padding: 0.5rem 0 0.5rem 1.75rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.receppy-pros li:last-child {
  border-bottom: none;
}

.receppy-pros .plus li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #34d399;
  font-weight: 700;
}

@media (max-width: 900px) {
  header .inner {
    flex-wrap: wrap;
    gap: 1rem;
  }
  nav {
    order: 3;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border);
  }
}

@media (max-width: 768px) {
  .receppy-panel {
    grid-template-columns: 1fr;
    padding: 1.75rem;
  }
}

/* Contact */
.contact-block {
  text-align: center;
  padding: 3rem 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.contact-block p {
  color: var(--muted);
  margin: 0 0 1rem;
}

.contact-block a.mail {
  color: var(--cyan);
  font-size: 1.15rem;
  font-weight: 600;
  text-decoration: none;
}

.contact-block a.mail:hover {
  text-decoration: underline;
}

.address {
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Footer */
footer {
  padding: 2rem 1.5rem 3rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.875rem;
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--violet);
  text-decoration: none;
}