:root {
  --bg: #0a0e17;
  --bg-alt: #0d1220;
  --card: #131a2b;
  --card-border: #232c42;
  --text: #eef1f8;
  --text-dim: #98a2b8;
  --text-dimmer: #6b7590;
  --orange: #ff7a1a;
  --orange-dark: #e2650a;
  --orange-soft: rgba(255, 122, 26, 0.12);
  --blue: #4d8dff;
  --purple: #b26bff;
  --red: #ff5c6c;
  --radius: 16px;
  --max-width: 1200px;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; }
p { margin: 0; color: var(--text-dim); }
ul { margin: 0; padding: 0; list-style: none; }

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  color: #fff;
  box-shadow: 0 8px 20px -6px rgba(255, 122, 26, 0.5);
}
.btn-primary:hover { box-shadow: 0 10px 26px -6px rgba(255, 122, 26, 0.65); }
.btn-outline {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text);
}
.btn-outline:hover { border-color: var(--orange); color: var(--orange); }
.btn-blue {
  background: linear-gradient(135deg, #5a9bff, #3d6fe0);
  color: #fff;
}
.btn-block { width: 100%; }
.btn-link { color: var(--text-dim); font-size: 15px; }
.btn-link:hover { color: var(--text); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 23, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--card-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  flex-shrink: 0;
}
.logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  color: #fff;
}
.logo-accent { color: var(--orange); }
.main-nav {
  display: flex;
  gap: 32px;
  flex: 1;
  justify-content: center;
}
.main-nav a { color: var(--text-dim); font-size: 15px; font-weight: 500; transition: color .15s; }
.main-nav a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }

.burger { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 32px; height: 32px; background: none; border: none; cursor: pointer; }
.burger span { display: block; width: 100%; height: 2px; background: var(--text); border-radius: 2px; }
.mobile-nav { display: none; flex-direction: column; gap: 4px; padding: 12px 24px 20px; border-top: 1px solid var(--card-border); }
.mobile-nav a { padding: 10px 0; color: var(--text-dim); }
.mobile-nav .btn { margin-top: 10px; }
.mobile-nav.open { display: flex; }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 96px; overflow: hidden; position: relative; }
.hero::before {
  content: "";
  position: absolute;
  top: -180px; right: -160px;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(255,122,26,0.25), transparent 70%);
  filter: blur(10px);
  z-index: 0;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: start;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--orange-soft);
  color: var(--orange);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 24px;
}
.badge-orange { background: var(--orange-soft); color: var(--orange); }
.badge-dot { font-size: 14px; }
.hero-text h1 {
  font-size: 56px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.hero-sub { font-size: 18px; margin-bottom: 32px; max-width: 520px; }
.checklist { display: flex; flex-direction: column; gap: 14px; }
.checklist li { display: flex; align-items: center; gap: 12px; font-size: 16px; color: var(--text); }
.check-ico {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--orange-soft); color: var(--orange);
  font-size: 13px; font-weight: 700; flex-shrink: 0;
}

.hero-form-card, .roi-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: 0 20px 50px -20px rgba(0,0,0,0.5);
}
.form-eyebrow { display: flex; align-items: center; gap: 8px; color: var(--orange); font-weight: 600; font-size: 14px; margin-bottom: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { margin-bottom: 16px; }
.form-field label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 6px; font-weight: 500; }
.form-field input, .form-field textarea {
  width: 100%;
  background: var(--bg-alt);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  color: var(--text);
  font-family: inherit;
  transition: border-color .15s;
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-dimmer); }
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--orange); }
.form-field textarea { resize: vertical; }
.consent { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; color: var(--text-dim); margin-bottom: 20px; cursor: pointer; }
.consent input { margin-top: 3px; accent-color: var(--orange); }
.link { color: var(--orange); text-decoration: underline; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.eyebrow {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--orange-soft);
  color: var(--orange);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 20px;
}
.eyebrow-blue { background: rgba(77,141,255,0.12); color: var(--blue); }
.eyebrow-orange { background: var(--orange-soft); color: var(--orange); }
.section-head h2 { font-size: 40px; letter-spacing: -0.01em; margin-bottom: 16px; }
.section-sub { font-size: 17px; text-align: center; }

.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

/* ---------- Feature cards ---------- */
.feature-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .18s ease, border-color .18s ease;
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--orange); }
.feature-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  margin-bottom: 18px;
}
.icon-1 { background: rgba(255,122,26,0.15); }
.icon-2 { background: rgba(255,92,108,0.15); }
.icon-3 { background: rgba(178,107,255,0.15); }
.icon-4 { background: rgba(77,141,255,0.15); }
.icon-5 { background: rgba(255,122,26,0.15); }
.icon-6 { background: rgba(77,141,255,0.15); }
.icon-7 { background: rgba(178,107,255,0.15); }
.icon-8 { background: rgba(255,92,108,0.15); }
.feature-card h3 { font-size: 18px; margin-bottom: 8px; }
.feature-card p { font-size: 14px; }

/* ---------- Integrations ---------- */
.integration-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
}
.integration-icon {
  width: 48px; height: 48px;
  margin: 0 auto 16px;
  border-radius: 12px;
  background: rgba(77,141,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.integration-card h4 { font-size: 15px; margin-bottom: 6px; }
.integration-card p { font-size: 13px; }

.tech-caps { margin-top: 64px; text-align: center; }
.tech-caps h3 { font-size: 22px; margin-bottom: 28px; }
.tech-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 18px;
  display: flex; align-items: center; gap: 14px;
  text-align: left;
}
.tech-ico {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: 10px;
  background: var(--orange-soft);
  color: var(--orange);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700;
}
.tech-card strong { font-size: 14px; display: block; margin-bottom: 2px; }
.tech-card p { font-size: 12px; }

/* ---------- Audience ---------- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.col-title { font-size: 18px; margin-bottom: 20px; color: var(--text-dim); font-weight: 600; }
.audience-list { display: flex; flex-direction: column; gap: 16px; }
.audience-item {
  display: flex; align-items: center; gap: 16px;
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 18px 20px;
}
.audience-icon {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 10px;
  background: var(--orange-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.audience-icon-blue { background: rgba(77,141,255,0.15); }
.audience-item strong { display: block; font-size: 15px; margin-bottom: 2px; }
.audience-item p { font-size: 13px; }

/* ---------- Case cards ---------- */
.case-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.case-tag { font-size: 12px; font-weight: 700; letter-spacing: 0.05em; color: var(--orange); margin-bottom: 10px; }
.case-card h4 { font-size: 19px; margin-bottom: 20px; }
.case-block { margin-bottom: 16px; }
.case-label { font-size: 11px; font-weight: 700; letter-spacing: 0.05em; color: var(--text-dimmer); display: block; margin-bottom: 6px; }
.case-block p { font-size: 14px; color: var(--text-dim); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255,122,26,0.1);
  border: 1px solid rgba(255,122,26,0.3);
  color: var(--orange);
}
.case-link { margin-top: auto; padding-top: 10px; font-size: 14px; font-weight: 600; color: var(--blue); }
.case-link:hover { text-decoration: underline; }

/* ---------- ROI ---------- */
.roi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.roi-point { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 24px; }
.roi-ico {
  width: 46px; height: 46px; flex-shrink: 0;
  border-radius: 12px;
  background: var(--orange-soft); color: var(--orange);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.roi-ico-blue { background: rgba(77,141,255,0.15); color: var(--blue); }
.roi-ico-purple { background: rgba(178,107,255,0.15); color: var(--purple); }
.roi-point strong { display: block; font-size: 16px; margin-bottom: 2px; }
.roi-point p { font-size: 14px; }
.roi-card-sub { font-size: 13px; color: var(--text-dim); margin-bottom: 20px; }
.calc-ico { font-size: 16px; }
.roi-note { font-size: 12px; color: var(--text-dimmer); text-align: center; margin-top: 14px; }
.roi-note.result { color: var(--orange); font-weight: 600; font-size: 14px; }

/* ---------- Security ---------- */
.sec-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 26px;
}
.sec-icon { font-size: 24px; margin-bottom: 14px; }
.sec-card h4 { font-size: 16px; margin-bottom: 8px; }
.sec-card p { font-size: 14px; }

/* ---------- Pricing ---------- */
.pricing-grid { align-items: stretch; }
.price-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
}
.price-featured {
  border-color: var(--orange);
  box-shadow: 0 0 0 1px var(--orange), 0 20px 50px -20px rgba(255,122,26,0.4);
  transform: translateY(-6px);
}
.price-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
  color: #fff; font-size: 12px; font-weight: 700;
  padding: 6px 16px; border-radius: 999px;
}
.price-card h3 { font-size: 20px; margin-bottom: 6px; }
.price-desc { font-size: 13px; margin-bottom: 20px; }
.price-value { font-size: 32px; font-weight: 800; margin-bottom: 24px; }
.price-value span { font-size: 15px; font-weight: 500; color: var(--text-dim); }
.price-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; flex: 1; }
.price-list li { font-size: 14px; color: var(--text-dim); }
.pricing-footnote { text-align: center; font-size: 13px; color: var(--text-dimmer); margin-top: 40px; max-width: 720px; margin-left: auto; margin-right: auto; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 18px 22px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--orange); font-size: 22px; font-weight: 400; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin-top: 14px; font-size: 14px; }

/* ---------- CTA / final form ---------- */
.cta-section { background: linear-gradient(160deg, #14100c, var(--bg-alt)); }
.cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.cta-text h2 { font-size: 36px; margin-bottom: 16px; }
.cta-text p { font-size: 16px; margin-bottom: 24px; }
.cta-contacts p { color: var(--text); font-size: 15px; margin-bottom: 8px; }
.cta-form {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--card-border); padding-top: 64px; background: var(--bg); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer-logo { margin-bottom: 16px; }
.footer-desc { font-size: 14px; max-width: 280px; }
.footer-col h5 { font-size: 14px; color: var(--text); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: var(--text-dim); margin-bottom: 12px; }
.footer-col a:hover { color: var(--orange); }
.footer-bottom {
  border-top: 1px solid var(--card-border);
  margin-top: 48px;
  padding: 24px 0;
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: var(--text-dimmer); }

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(5,7,12,0.7);
  display: none;
  align-items: center; justify-content: center;
  z-index: 1000;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 40px;
  width: 100%;
  max-width: 420px;
  text-align: center;
  position: relative;
}
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; color: var(--text-dim);
  font-size: 18px; cursor: pointer;
}
.modal-icon { font-size: 32px; margin-bottom: 12px; }
.modal-card h3 { font-size: 22px; margin-bottom: 8px; }
.modal-sub { font-size: 14px; margin-bottom: 24px; }
.modal-card .form-field { text-align: left; }
.modal-footer-text { font-size: 13px; margin-top: 20px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--card);
  border: 1px solid var(--orange);
  color: var(--text);
  padding: 14px 24px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
  z-index: 2000;
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.6);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 960px) {
  .main-nav { display: none; }
  .burger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-text h1 { font-size: 42px; }
  .roi-grid, .cta-grid { grid-template-columns: 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .header-actions .btn-link { display: none; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 30px; }
  .hero { padding: 48px 0 64px; }
  .footer-grid { grid-template-columns: 1fr; }
}