/* trustpulse360 – Design-System */
:root {
  --bg: #0B1120;
  --bg-2: #0F172A;
  --surface: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.08);
  --text: #F8FAFC;
  --muted: #94A3B8;
  --pink: #F43F5E;
  --teal: #14B8A6;
  --gold: #F59E0B;
  --radius: 20px;
  --font: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}
::selection { background: rgba(20, 184, 166, 0.35); }

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  backdrop-filter: blur(18px);
  background: rgba(11, 17, 32, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav .logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
.nav .logo img { width: 40px; height: 40px; }
.nav .logo span { font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em; }
.nav .logo span b { color: var(--teal); font-weight: 800; }
.nav-links { display: flex; gap: 28px; align-items: center; list-style: none; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.92rem; font-weight: 600; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; gap: 12px; align-items: center; }
.lang-toggle {
  background: var(--surface); border: 1px solid var(--border); color: var(--muted);
  padding: 7px 12px; border-radius: 10px; cursor: pointer; font-weight: 700; font-size: 0.8rem;
}
.lang-toggle:hover { color: var(--text); border-color: var(--teal); }
.burger { display: none; background: none; border: none; color: var(--text); cursor: pointer; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 14px; font-weight: 700; font-size: 0.95rem;
  text-decoration: none; cursor: pointer; border: none; transition: transform .15s, box-shadow .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--teal), #0D9488);
  color: #06251F; box-shadow: 0 8px 30px rgba(20, 184, 166, 0.3);
}
.btn-primary:hover { box-shadow: 0 12px 40px rgba(20, 184, 166, 0.45); }
.btn-ghost {
  background: var(--surface); color: var(--text); border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--teal); }
.btn-pink {
  background: linear-gradient(135deg, var(--pink), #E11D48);
  color: #fff; box-shadow: 0 8px 30px rgba(244, 63, 94, 0.3);
}
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 170px 0 100px; overflow: hidden; }
.hero-glow {
  position: absolute; border-radius: 50%; filter: blur(120px); opacity: .35; pointer-events: none;
}
.hero-glow.teal { width: 480px; height: 480px; background: #134E4A; top: -140px; right: -100px; }
.hero-glow.pink { width: 380px; height: 380px; background: #4C1D2E; bottom: -120px; left: -120px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: 999px;
  background: rgba(245, 158, 11, 0.1); border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--gold); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 26px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); animation: blink 2s infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.25; } }
h1 { font-size: clamp(2.4rem, 5.2vw, 4rem); line-height: 1.08; letter-spacing: -0.03em; font-weight: 800; }
h1 .grad {
  background: linear-gradient(90deg, var(--pink), #FDA4AF, var(--teal));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { color: var(--muted); font-size: 1.15rem; max-width: 540px; margin: 24px 0 36px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 26px; margin-top: 44px; flex-wrap: wrap; }
.hero-trust div { color: var(--muted); font-size: 0.85rem; display: flex; align-items: center; gap: 8px; }
.hero-trust svg { color: var(--teal); flex-shrink: 0; }

/* Pulse-Monitor (Hero Visual) */
.monitor {
  position: relative; border-radius: 28px; padding: 34px;
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--border); backdrop-filter: blur(20px);
  box-shadow: 0 40px 90px rgba(0,0,0,0.5);
}
.monitor-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.monitor-head .label { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.monitor-head .status { display: flex; align-items: center; gap: 8px; color: var(--teal); font-weight: 700; font-size: 0.82rem; }
.monitor-head .status .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--teal); animation: blink 1.6s infinite; }
.ecg-wrap { background: rgba(2, 6, 23, 0.55); border-radius: 18px; padding: 18px 10px; border: 1px solid rgba(255,255,255,0.05); }
#ecg { width: 100%; height: 130px; display: block; }
.monitor-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.mstat { background: rgba(255,255,255,0.03); border: 1px solid var(--border); border-radius: 14px; padding: 14px; text-align: center; }
.mstat .v { font-size: 1.3rem; font-weight: 800; }
.mstat .l { font-size: 0.68rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }
.mstat .v.teal { color: var(--teal); } .mstat .v.gold { color: var(--gold); } .mstat .v.pink { color: var(--pink); }
.monitor-note {
  margin-top: 16px; font-size: 0.78rem; color: var(--muted); text-align: center;
  display: flex; align-items: center; justify-content: center; gap: 7px;
}

/* ---------- Sections ---------- */
section { padding: 100px 0; }
.section-head { text-align: center; max-width: 700px; margin: 0 auto 64px; }
.section-head .tag {
  color: var(--teal); font-weight: 700; font-size: 0.8rem; letter-spacing: 0.14em;
  text-transform: uppercase; display: block; margin-bottom: 14px;
}
.section-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); letter-spacing: -0.02em; line-height: 1.15; }
.section-head p { color: var(--muted); margin-top: 16px; font-size: 1.05rem; }

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.015));
  border: 1px solid var(--border); border-radius: var(--radius); padding: 34px 30px;
  transition: transform .25s, border-color .25s;
}
.card:hover { transform: translateY(-6px); border-color: rgba(20,184,166,0.4); }
.card .icon {
  width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px; background: rgba(20,184,166,0.12); border: 1px solid rgba(20,184,166,0.25);
}
.card:nth-child(2) .icon { background: rgba(244,63,94,0.12); border-color: rgba(244,63,94,0.25); }
.card:nth-child(3) .icon { background: rgba(245,158,11,0.12); border-color: rgba(245,158,11,0.25); }
.card h3 { font-size: 1.2rem; margin-bottom: 12px; }
.card p { color: var(--muted); font-size: 0.95rem; }

/* How it works */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.step { position: relative; padding: 30px 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.step .num {
  width: 44px; height: 44px; border-radius: 12px; font-weight: 800; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
  background: linear-gradient(135deg, var(--teal), #0D9488); color: #06251F;
}
.step:nth-child(2) .num { background: linear-gradient(135deg, var(--pink), #E11D48); color: #fff; }
.step:nth-child(3) .num { background: linear-gradient(135deg, var(--gold), #D97706); color: #3B2503; }
.step:nth-child(4) .num { background: linear-gradient(135deg, #6366F1, #4F46E5); color: #fff; }
.step h3 { font-size: 1.05rem; margin-bottom: 10px; }
.step p { color: var(--muted); font-size: 0.9rem; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; align-items: stretch; }
.plan {
  background: var(--surface); border: 1px solid var(--border); border-radius: 24px;
  padding: 34px 28px; display: flex; flex-direction: column; position: relative; transition: transform .25s;
}
.plan:hover { transform: translateY(-6px); }
.plan.featured {
  border-color: rgba(20,184,166,0.5);
  background: linear-gradient(170deg, rgba(20,184,166,0.12), rgba(15,23,42,0.4));
  box-shadow: 0 30px 70px rgba(20,184,166,0.12);
}
.plan .badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), #D97706); color: #3B2503;
  font-size: 0.7rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 6px 16px; border-radius: 999px; white-space: nowrap;
}
.plan h3 { font-size: 1.15rem; }
.plan .price { margin: 16px 0 4px; }
.plan .price .amount { font-size: 2.3rem; font-weight: 800; letter-spacing: -0.03em; }
.plan .price .per { color: var(--muted); font-size: 0.85rem; }
.plan .year { color: var(--muted); font-size: 0.8rem; margin-bottom: 22px; }
.plan ul { list-style: none; margin-bottom: 28px; flex: 1; }
.plan li { padding: 7px 0 7px 28px; position: relative; color: var(--muted); font-size: 0.9rem; }
.plan li::before {
  content: ""; position: absolute; left: 0; top: 12px; width: 16px; height: 16px;
  background: var(--teal); border-radius: 50%;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='4'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='4'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/contain no-repeat;
}
.plan li.no { opacity: 0.38; }
.plan li.no::before { background: var(--muted); }
.price-note { text-align: center; color: var(--muted); font-size: 0.82rem; margin-top: 30px; }

/* Security band */
.security { background: linear-gradient(180deg, transparent, rgba(20,184,166,0.05), transparent); }
.sec-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; max-width: 900px; margin: 0 auto; }
.sec-item { display: flex; gap: 18px; padding: 26px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.sec-item svg { color: var(--teal); flex-shrink: 0; margin-top: 3px; }
.sec-item h3 { font-size: 1.02rem; margin-bottom: 8px; }
.sec-item p { color: var(--muted); font-size: 0.9rem; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: 16px; margin-bottom: 14px; background: var(--surface); overflow: hidden; }
.faq-item summary {
  padding: 22px 26px; cursor: pointer; font-weight: 700; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-size: 1.5rem; color: var(--teal); font-weight: 400; transition: transform .2s; line-height: 1;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .answer { padding: 0 26px 22px; color: var(--muted); font-size: 0.95rem; }

/* CTA */
.cta {
  text-align: center; border-radius: 32px; padding: 80px 40px; position: relative; overflow: hidden;
  background: linear-gradient(150deg, #111C33, #0C1626); border: 1px solid var(--border);
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(600px 200px at 50% 0%, rgba(20,184,166,0.18), transparent);
}
.cta h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); letter-spacing: -0.02em; position: relative; }
.cta p { color: var(--muted); margin: 18px auto 34px; max-width: 520px; position: relative; }
.cta form { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; }
.cta input {
  padding: 15px 22px; border-radius: 14px; border: 1px solid var(--border);
  background: rgba(2,6,23,0.6); color: var(--text); min-width: 300px; font-size: 0.95rem; outline: none;
}
.cta input:focus { border-color: var(--teal); }
.form-msg { margin-top: 16px; font-size: 0.88rem; color: var(--teal); min-height: 1.4em; position: relative; }

/* Footer */
footer { border-top: 1px solid var(--border); padding: 60px 0 40px; background: #080D18; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.foot-grid p { color: var(--muted); font-size: 0.88rem; margin-top: 16px; max-width: 300px; }
.foot-grid h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin-bottom: 18px; }
.foot-grid ul { list-style: none; }
.foot-grid li { margin-bottom: 11px; }
.foot-grid a { color: #CBD5E1; text-decoration: none; font-size: 0.9rem; }
.foot-grid a:hover { color: var(--teal); }
.foot-bottom {
  border-top: 1px solid var(--border); padding-top: 28px; display: flex; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; color: #64748B; font-size: 0.82rem;
}

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .burger { display: block; }
  .features-grid, .steps, .pricing-grid, .sec-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 130px; }
  section { padding: 70px 0; }
  .cta input { min-width: 0; width: 100%; }
}