/* ============================================================
   NetScrutiny — marketing site
   See everything. Miss nothing.
   ============================================================ */

:root {
  /* Palette */
  --bg:           #0d1117;
  --bg-elev:     #11161d;
  --bg-card:     #161B22;
  --bg-card-2:   #1c232c;
  --line:        rgba(0, 191, 255, 0.10);
  --line-strong: rgba(0, 191, 255, 0.22);
  --text:        #E6EDF3;
  --text-mute:   #8B949E;
  --text-dim:    #6c7884;

  --cyan:        #00BFFF;
  --cyan-soft:   rgba(0, 191, 255, 0.14);
  --violet:      #7B5EA7;
  --violet-soft: rgba(123, 94, 167, 0.18);
  --grad:        linear-gradient(135deg, var(--violet) 0%, var(--cyan) 100%);

  --radius:      14px;
  --radius-lg:   22px;
  --shadow:      0 24px 60px -24px rgba(0,0,0,0.6);

  --maxw:        1200px;
  --pad:         clamp(20px, 4vw, 40px);

  --font-display: 'Sora', system-ui, -apple-system, sans-serif;
  --font-body:    'Manrope', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Subtle grain overlay for depth */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.04;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' seed='3'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.6'/></svg>");
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s; }

::selection { background: var(--cyan); color: #000; }

/* Layout */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
  position: relative;
  z-index: 2;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 .6em;
}

h1 { font-size: clamp(2.4rem, 5.5vw, 4.2rem); font-weight: 700; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.25rem; font-weight: 600; }

p { margin: 0 0 1em; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(0,191,255,0.04);
  margin-bottom: 1.2rem;
}

.accent {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.lead { font-size: 1.1rem; color: var(--text-mute); max-width: 56ch; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 14px 0;
  transition: background .25s, border-color .25s, backdrop-filter .25s;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(13, 17, 23, 0.82);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
}
.header-row {
  display: flex;
  align-items: center;
  gap: 28px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 36px; width: auto; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}
.brand-name .b { color: var(--violet); }
.brand-name .a { color: var(--cyan); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
}
.nav-links a:not(.btn) {
  color: var(--text-mute);
  font-size: 0.93rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav-links a:not(.btn):hover { color: var(--text); }
.nav-links a:not(.btn)::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s;
}
.nav-links a:not(.btn):hover::after { transform: scaleX(1); }

.lang-switch {
  display: flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.02);
}
.lang-switch button {
  border: none;
  background: transparent;
  color: var(--text-mute);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  border-radius: 999px;
  cursor: pointer;
  transition: all .2s;
}
.lang-switch button:hover { color: var(--text); }
.lang-switch button.is-active {
  background: var(--cyan);
  color: #000;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all .2s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--cyan);
  color: #000;
  box-shadow: 0 0 0 0 var(--cyan-soft);
}
.btn-primary:hover {
  background: #33ccff;
  box-shadow: 0 0 0 6px var(--cyan-soft);
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line-strong);
}
.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--text);
  width: 40px; height: 40px;
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: 160px 0 120px;
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 70% 35%, rgba(0,191,255,0.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 25% 60%, rgba(123,94,167,0.22), transparent 60%);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,191,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,191,255,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 80%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-text h1 { margin-bottom: 1.2rem; }
.hero-text h1 br + .accent { margin-top: .15em; }
.hero-text .subtitle {
  font-size: 1.18rem;
  color: var(--text-mute);
  max-width: 52ch;
  margin-bottom: 2rem;
}
.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--text-mute);
  background: rgba(255,255,255,0.02);
}
.badge::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-visual::before {
  content: '';
  position: absolute;
  inset: -10%;
  background: radial-gradient(circle, rgba(123,94,167,0.35), transparent 60%);
  filter: blur(40px);
  z-index: -1;
}
.hero-iris {
  width: 100%;
  max-width: 480px;
  filter: drop-shadow(0 20px 50px rgba(0, 191, 255, 0.25));
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ============================================================
   SECTIONS
   ============================================================ */
section { padding: 100px 0; position: relative; }
section + section { border-top: 1px solid var(--line); }

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px;
}
.section-head .lead { margin: 0 auto; }

/* Reveal on scroll — only when JS active (avoids hidden content if JS fails) */
.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s ease, transform .7s ease;
}
.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   PROBLEM CARDS
   ============================================================ */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.card {
  position: relative;
  padding: 32px 28px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color .25s, transform .25s;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(0,191,255,0.08), transparent 50%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.card:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}
.card:hover::before { opacity: 1; }

.card-num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--violet);
  margin-bottom: 18px;
  display: block;
}
.card h3 { color: var(--text); margin-bottom: .7rem; }
.card p { color: var(--text-mute); font-size: 0.96rem; margin: 0; }

/* ============================================================
   FEATURES (6 cards with icons)
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.feature {
  padding: 28px 24px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: all .25s;
}
.feature:hover {
  border-color: var(--line-strong);
  background: var(--bg-card-2);
}
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--violet-soft), var(--cyan-soft));
  border: 1px solid var(--line-strong);
  margin-bottom: 18px;
  color: var(--cyan);
}
.feature-icon svg { width: 22px; height: 22px; }
.feature h3 { font-size: 1.08rem; margin-bottom: .5rem; }
.feature p { color: var(--text-mute); font-size: 0.93rem; margin: 0; line-height: 1.55; }

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 70px;
  position: relative;
}
.steps::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 16%;
  right: 16%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--violet), transparent);
  opacity: 0.3;
  z-index: 0;
}
.step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 14px;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--cyan);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--cyan);
  margin-bottom: 22px;
  box-shadow: 0 0 0 6px rgba(13,17,23,1), 0 0 24px rgba(0,191,255,0.4);
}
.step h3 { font-size: 1.15rem; margin-bottom: .6rem; }
.step p { color: var(--text-mute); font-size: 0.96rem; max-width: 32ch; margin: 0 auto; }

.screenshots {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}
.screenshot {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-card);
  box-shadow: var(--shadow);
}
.screenshot::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--cyan), transparent 40%, var(--violet));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.35;
  pointer-events: none;
}
.screenshot img { display: block; width: 100%; }
.screenshot-caption {
  padding: 14px 22px;
  font-size: 0.88rem;
  color: var(--text-mute);
  border-top: 1px solid var(--line);
  background: rgba(13,17,23,0.6);
}

/* ============================================================
   MSP-ONLY BANNER
   ============================================================ */
.msp-section {
  background:
    radial-gradient(ellipse at top, rgba(123,94,167,0.12), transparent 60%),
    var(--bg);
}
.msp-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.msp-points { list-style: none; padding: 0; margin: 0; }
.msp-points li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 1rem;
  color: var(--text);
}
.msp-points li:last-child { border-bottom: 0; }
.msp-points svg {
  flex-shrink: 0;
  width: 22px; height: 22px;
  color: var(--cyan);
  margin-top: 1px;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section {
  background:
    radial-gradient(ellipse at center, rgba(0,191,255,0.08), transparent 70%);
}
.contact-card {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  padding: 56px 40px;
  background: var(--bg-card);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.contact-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(0,191,255,0.10), transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(123,94,167,0.10), transparent 50%);
  pointer-events: none;
}
.contact-card > * { position: relative; }
.contact-meta {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin: 28px 0;
}
.contact-meta-item {
  text-align: left;
}
.contact-meta-item .label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.contact-meta-item .value {
  font-size: 1.05rem;
  color: var(--text);
  font-weight: 500;
}
.contact-meta-item .value a:hover { color: var(--cyan); }
.contact-note {
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: italic;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  padding: 50px 0 30px;
  border-top: 1px solid var(--line);
  background: var(--bg-elev);
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-brand img { height: 38px; }
.footer-brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
}
.footer-tagline {
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: var(--cyan);
  letter-spacing: 0.04em;
  margin-top: 2px;
  display: block;
}
.footer-meta {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-align: right;
}
.footer-meta a:hover { color: var(--cyan); }
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  color: var(--text-dim);
  text-align: center;
}

/* ============================================================
   GDPR PAGE
   ============================================================ */
.gdpr-main {
  padding: 130px 0 80px;
  min-height: 80vh;
}
.gdpr-content {
  max-width: 760px;
  margin: 0 auto;
}
.gdpr-content h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin-bottom: 30px;
}
.gdpr-content h2 {
  font-size: 1.4rem;
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  color: var(--cyan);
}
.gdpr-content h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 30px; }
.gdpr-content p { color: var(--text-mute); }
.gdpr-content strong { color: var(--text); font-weight: 600; }
.gdpr-content a { color: var(--cyan); border-bottom: 1px solid transparent; }
.gdpr-content a:hover { border-bottom-color: var(--cyan); }
.gdpr-back {
  display: inline-block;
  margin-bottom: 30px;
  font-size: 0.9rem;
  color: var(--text-mute);
}
.gdpr-back:hover { color: var(--cyan); }
.gdpr-info {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 16px 24px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 24px 0;
  font-size: 0.95rem;
}
.gdpr-info dt { color: var(--text-dim); font-weight: 500; }
.gdpr-info dd { color: var(--text); margin: 0; font-weight: 500; }
.gdpr-updated {
  margin-top: 50px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: italic;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .hero { padding: 120px 0 80px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-text .subtitle, .hero-text .lead { margin-left: auto; margin-right: auto; }
  .hero-cta, .hero-badges { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-iris { max-width: 320px; }

  .cards-3, .features-grid, .steps { grid-template-columns: 1fr; }
  .steps::before { display: none; }
  .msp-grid { grid-template-columns: 1fr; gap: 40px; }
  section { padding: 70px 0; }
}

@media (max-width: 720px) {
  .menu-toggle { display: inline-flex; margin-left: auto; }
  .nav-links {
    position: fixed;
    top: 70px;
    left: var(--pad);
    right: var(--pad);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: all .2s;
  }
  .nav-links.is-open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a:not(.btn) {
    padding: 12px 8px;
    border-bottom: 1px solid var(--line);
  }
  .nav-links a:not(.btn):last-of-type { border-bottom: 0; }
  .nav-links a:not(.btn)::after { display: none; }

  .nav-links .lang-switch,
  .nav-links .btn { margin-top: 10px; align-self: flex-start; }

  .header-row { gap: 12px; }
  .brand-name { display: none; }

  .footer-grid { flex-direction: column; align-items: flex-start; }
  .footer-meta { text-align: left; }
  .contact-meta { gap: 24px; }
  .gdpr-info { grid-template-columns: 1fr; gap: 6px; }
  .gdpr-info dt { color: var(--text-dim); margin-top: 8px; }
  .gdpr-info dt:first-of-type { margin-top: 0; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero-iris { animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}