/* EpinGO — epingo.net */
:root {
  --bg-deep: #0a0e14;
  --bg-card: #121923;
  --bg-elevated: #1a2230;
  --border: rgba(255, 255, 255, 0.08);
  --text: #e8edf4;
  --text-muted: #8b98a8;
  --accent: #3ee8c7;
  --accent-dim: rgba(62, 232, 199, 0.15);
  --accent-hot: #ffb14a;
  --radius: 14px;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-display: "Outfit", var(--font-sans);
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg-deep);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.15s ease, opacity 0.15s ease;
}

a:hover {
  color: #6fffe4;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 999;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: var(--bg-deep);
  font-weight: 600;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
}

.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0.15rem;
  text-decoration: none;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

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

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: linear-gradient(135deg, var(--accent), #2bc4a8);
  color: var(--bg-deep);
  border-radius: 10px;
  font-size: 1.1rem;
}

.logo-accent {
  color: var(--accent);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.25rem;
}

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-elevated);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin-inline: auto;
  background: var(--text);
  border-radius: 1px;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: flex;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.25rem 1.25rem;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    gap: 0;
  }

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

  .nav a {
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--border);
  }

  .nav a:last-child {
    border-bottom: none;
  }
}

/* Hero */
.hero {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(4rem, 10vw, 7rem);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 20%, rgba(62, 232, 199, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 50% at 85% 60%, rgba(255, 177, 74, 0.08), transparent 50%),
    linear-gradient(180deg, var(--bg-deep) 0%, #0d1219 100%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr minmax(260px, 340px);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.eyebrow strong {
  color: var(--accent);
  font-weight: 600;
}

.hero h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 2.85rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.gradient-text {
  background: linear-gradient(105deg, var(--accent) 0%, #7af0d8 40%, var(--accent-hot) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  margin: 0 0 1.75rem;
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 36rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.35rem;
  border-radius: 12px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: linear-gradient(135deg, #3ee8c7, #2bb89c);
  color: #041210;
  box-shadow: 0 8px 28px rgba(62, 232, 199, 0.25);
}

.btn-primary:hover {
  color: #041210;
  transform: translateY(-1px);
  box-shadow: 0 12px 32px rgba(62, 232, 199, 0.35);
}

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

.btn-ghost:hover {
  background: var(--bg-elevated);
  color: var(--text);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.trust-row li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.trust-row li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.8;
}

.hero-card {
  background: linear-gradient(145deg, var(--bg-card), var(--bg-elevated));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
}

.hero-card-inner {
  border-left: 3px solid var(--accent);
  padding-left: 1.25rem;
}

.hero-card-label {
  margin: 0 0 1rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.hero-steps {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.hero-steps li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
  font-size: 0.95rem;
}

.hero-steps span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 8px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.hero-card-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Sections */
.section {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.section-alt {
  background: rgba(18, 25, 35, 0.6);
  border-block: 1px solid var(--border);
}

.section-title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-intro {
  margin: 0 0 2.5rem;
  color: var(--text-muted);
  max-width: 52rem;
}

.section-intro.tight {
  margin-bottom: 1.5rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

@media (max-width: 820px) {
  .cards {
    grid-template-columns: 1fr;
  }
}

.card {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.card:hover {
  border-color: rgba(62, 232, 199, 0.25);
  transform: translateY(-2px);
}

.card-icon {
  font-size: 1.25rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
}

.card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.timeline {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  max-width: 40rem;
}

.timeline li {
  position: relative;
  padding: 0 0 1.75rem 2.5rem;
  border-left: 2px solid var(--border);
}

.timeline li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.timeline li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: -0.85rem;
  top: 0;
  width: 1.5rem;
  height: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elevated);
  border: 2px solid var(--accent);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
}

.timeline strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.timeline span {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

@media (max-width: 720px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

.two-col p {
  margin: 0;
  color: var(--text-muted);
}

.checklist {
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}

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

.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.section-cta {
  background: linear-gradient(160deg, rgba(62, 232, 199, 0.08), transparent 45%);
}

.cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 800px) {
  .cta-inner {
    grid-template-columns: 1fr;
  }
}

.contact-block {
  margin: 0;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-style: normal;
}

.contact-block p {
  margin: 0 0 0.85rem;
  font-size: 0.98rem;
  line-height: 1.6;
}

.contact-block p:last-child {
  margin-bottom: 0;
}

.contact-block a {
  word-break: break-all;
}

.placeholder {
  color: var(--accent-hot);
  font-style: italic;
}

/* Footer */
.site-footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
  background: #070a0f;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }

  .footer-copy {
    grid-column: 1;
  }
}

.footer-brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
}

.footer-domain {
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  justify-content: center;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-copy {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: right;
}

@media (max-width: 640px) {
  .footer-copy {
    text-align: center;
  }
}

/* Legal page */
.legal-page {
  padding: 2rem 0 4rem;
}

.legal-page .container {
  max-width: 720px;
}

.legal-page h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.legal-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.legal-page h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.legal-page p,
.legal-page li {
  color: var(--text-muted);
}

.legal-page ul {
  padding-left: 1.25rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 1.5rem;
  font-weight: 500;
}