:root {
  --bg: #303030;
  --bg-soft: #383838;
  --panel: #404040;
  --panel-2: #4a4a4a;
  --text: #ffffff;
  --muted: #C8C8C8;
  --accent: #7BB928;
  --accent-2: #5cb85c;
  --accent-hover: #4cae4c;
  --accent-rgb: 123,185,40;
  --line: rgba(255,255,255,0.1);
  --shadow: 0 20px 50px rgba(0,0,0,0.4);
  --radius: 22px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Open Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(123,185,40,0.1), transparent 24%),
    radial-gradient(circle at left 20%, rgba(123,185,40,0.06), transparent 18%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
}

/* ---- Top bar / nav ---- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(51,51,51,0.85);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.topbar-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 1.05rem;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: block;
}

nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  color: var(--muted);
  font-size: 0.96rem;
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 10px 22px rgba(123,185,40,0.26);
  transition: background 0.15s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.nav-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(123,185,40,0.32);
}

/* ---- Hero ---- */
.hero { padding: 4.5rem 0 2.5rem; }

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.85rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 999px;
  color: var(--accent-2);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero p.lead {
  margin: 0 0 1.3rem;
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 52ch;
}

.trust-row {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  line-height: 1.8;
}

.trust-row li {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.trust-row .check {
  color: var(--accent);
  font-weight: 800;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 52px;
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.15s ease;
  border: 1px solid transparent;
  font-family: inherit;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 14px 28px rgba(123,185,40,0.26);
}

.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
  border-color: rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
}

.btn-sm {
  min-height: 40px;
  padding: 0.5rem 1rem;
  font-size: 0.92rem;
}

.btn-block { display: flex; width: 100%; }

/* ---- Cards ---- */
.card {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card { padding: 2rem; }

/* ---- Install grid (landing) ---- */
.install-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
}

.install-note {
  margin: 0.8rem 0 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}

.install-item {
  position: relative;
  display: block;
  padding: 1.2rem 1.1rem;
  border-radius: 18px;
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(123,185,40,0.26);
  text-align: center;
  font-weight: 700;
  font-size: 1.02rem;
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.install-item:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(123,185,40,0.34);
}

.install-item strong {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.2;
}

.install-item small {
  display: block;
  margin-top: 0.3rem;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
  font-size: 0.78rem;
}

/* ---- Security callout ---- */
.security-callout {
  display: block;
  margin-top: 1rem;
  padding: 1.1rem 1.2rem;
  border-radius: 18px;
  background: rgba(123,185,40,0.1);
  border: 1px solid rgba(123,185,40,0.3);
  transition: transform 0.15s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.security-callout:hover {
  transform: translateY(-1px);
  border-color: rgba(123,185,40,0.55);
  background: rgba(123,185,40,0.16);
  box-shadow: 0 10px 24px rgba(123,185,40,0.2);
}

.security-callout h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  color: var(--text);
}

.security-callout p {
  margin: 0;
  color: #e8e8e8;
  font-size: 0.95rem;
}

.security-callout .callout-tagline {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.98rem;
}

.security-callout .arrow {
  float: right;
  font-weight: 900;
  color: var(--accent);
}

/* ---- Sections ---- */
.section { padding: 2rem 0; }

.section h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.section p.section-lead {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 1.05rem;
}

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

.feature,
.audience { padding: 1.25rem; }

.feature h3,
.audience h3 {
  margin-top: 0;
  margin-bottom: 0.55rem;
  font-size: 1.1rem;
}

.feature p,
.audience p {
  margin: 0;
  color: var(--muted);
}

/* ---- Page header (non-landing pages) ---- */
.page-hero {
  padding: 4rem 0 1.5rem;
}

.page-hero h1 {
  margin: 0 0 0.8rem;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.page-hero .page-intro {
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

/* ---- Pricing plans (subscribe) ---- */
.plan-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  align-items: stretch;
}

.plan-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  position: relative;
}

.plan-card .plan-name {
  margin: 0 0 0.35rem;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.plan-card .plan-price {
  margin: 0 0 0.2rem;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}

.plan-card .plan-price small {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
}

.plan-card .plan-seats {
  margin: 0 0 1rem;
  font-weight: 700;
  color: var(--text);
  font-size: 1.02rem;
}

.plan-card .plan-desc {
  margin: 0 0 1.2rem;
  color: var(--muted);
  font-size: 0.95rem;
  flex: 1;
}

.plan-card .plan-desc strong { color: var(--accent); }

.plan-card .btn { margin-top: auto; }

.plan-card.featured {
  border: 1px solid rgba(123,185,40,0.55);
  background: linear-gradient(180deg, rgba(123,185,40,0.08), transparent 60%), var(--panel);
}

.plan-card.featured::after {
  content: "Most Popular";
  position: absolute;
  top: -10px;
  right: 16px;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
}

/* ---- Article list ---- */
.article-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.article-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
}

.article-card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.25rem;
  color: var(--text);
}

.article-card p {
  margin: 0 0 0.8rem;
  color: var(--muted);
  font-size: 0.98rem;
}

.article-card .article-meta {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.article-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ---- Prose (help / articles body) ---- */
.prose {
  color: var(--text);
}

.prose > *:first-child {
  margin-top: 0;
}

.prose h2 {
  margin: 2rem 0 0.6rem;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.prose h3 {
  margin: 1.6rem 0 0.5rem;
  font-size: 1.2rem;
}

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

.prose a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(123,185,40,0.4);
}

.prose a:hover {
  color: var(--accent-hover);
  text-decoration-color: var(--accent-hover);
}

/* ---- Modal ---- */
.ff-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.ff-modal.is-open { display: flex; }

.ff-modal-dialog {
  width: 100%;
  max-width: 480px;
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.8rem;
}

.ff-modal-title {
  margin: 0 0 1rem;
  font-size: 1.25rem;
  color: var(--accent);
  font-weight: 800;
}

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

.ff-modal label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.ff-modal input[type="email"],
.ff-modal input[type="text"] {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  background: var(--bg-soft);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  margin-bottom: 1rem;
}

.ff-modal input[type="email"]:focus,
.ff-modal input[type="text"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(123,185,40,0.2);
}

.ff-modal-alert {
  padding: 0.75rem 1rem;
  margin: 0 0 1rem;
  border-radius: 12px;
  background: rgba(123,185,40,0.1);
  border: 1px solid rgba(123,185,40,0.3);
  color: #e8e8e8;
  font-size: 0.95rem;
}

.ff-modal-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
  margin-top: 0.5rem;
}

.ff-modal-close {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--text);
}

/* ---- Footer ---- */
footer {
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

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

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .hero-grid,
  .feature-grid,
  .audience-grid,
  .plan-grid {
    grid-template-columns: 1fr 1fr;
  }

  .article-list { grid-template-columns: 1fr; }

  .topbar-inner {
    flex-wrap: wrap;
    padding: 0.8rem 0;
  }

  nav {
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  .hero { padding-top: 3rem; }
  .install-grid { grid-template-columns: 1fr; }
  .plan-grid,
  .hero-grid,
  .feature-grid,
  .audience-grid { grid-template-columns: 1fr; }
  h1 { font-size: 2.45rem; }
}