@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=Manrope:wght@400;500;600;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Palette: Concrete, Matte Black, Electric Blue, Raw White */
  --c-bg: #F8F9FA;
  --c-surface: #FFFFFF;
  --c-surface-alt: #E9ECEF;
  --c-text-main: #121212;
  --c-text-muted: #6C757D;
  --c-border: #DEE2E6;
  --c-border-dark: #343A40;
  --c-accent: #00FF41; /* Electric Green-Blue ~126 deg */
  --c-accent-dark: #00C834;
  
  /* Typography */
  --ff-display: 'Manrope', sans-serif;
  --ff-body: 'Inter', sans-serif;
  --ff-code: 'JetBrains Mono', monospace;
  
  /* Spacing Scale */
  --sp-xs: 0.5rem;
  --sp-sm: 1rem;
  --sp-md: 2rem;
  --sp-lg: 4rem;
  --sp-xl: 8rem;
  
  /* Layout */
  --w-container: 1280px;
  --w-gutter: clamp(1.5rem, 5vw, 4rem);
}

/* RESET */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  background-color: var(--c-bg);
  color: var(--c-text-main);
  font-family: var(--ff-body);
  line-height: 1.6;
  overflow-x: hidden;
  border-top: 1px solid var(--c-border);
}

/* UTILITIES */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* CONTAINER SYSTEM */
.cnt {
  width: 100%;
  max-width: var(--w-container);
  margin: 0 auto;
  padding: 0 var(--w-gutter);
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-display);
  font-weight: 800;
  color: var(--c-text-main);
  margin-bottom: var(--sp-sm);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); text-transform: uppercase; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); font-weight: 600; }
p { margin-bottom: var(--sp-sm); color: var(--c-text-muted); max-width: 65ch; }

.text-accent { color: var(--c-accent-dark); }
.text-mono { font-family: var(--ff-code); font-size: 0.875rem; letter-spacing: 0.05em; text-transform: uppercase; }

/* LINKS & BUTTONS */
a { color: inherit; text-decoration: none; transition: color 0.2s ease; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--ff-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  border: 2px solid var(--c-text-main);
  cursor: pointer;
  transition: all 0.2s ease;
  background: transparent;
  color: var(--c-text-main);
  position: relative;
}

.btn--primary {
  background-color: var(--c-text-main);
  color: #fff;
  border-color: var(--c-text-main);
}

.btn--primary:hover {
  background-color: transparent;
  color: var(--c-text-main);
}

.btn--accent {
  border-color: var(--c-accent);
  color: var(--c-text-main);
}

.btn--accent:hover {
  background-color: var(--c-accent);
  border-color: var(--c-accent);
}

/* HEADER */
.hdr {
  border-bottom: 2px solid var(--c-text-main);
  background: var(--c-surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.hdr__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.hdr__logo {
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hdr__logo-mark {
  display: inline-block;
  width: 12px;
  height: 12px;
  background-color: var(--c-accent);
  border: 1px solid var(--c-text-main);
}

.hdr__nav {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

.hdr__links {
  display: flex;
  gap: var(--sp-md);
  list-style: none;
}

.hdr__link {
  font-family: var(--ff-code);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--c-text-main);
  position: relative;
}

.hdr__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--c-accent);
  transition: width 0.2s;
}

.hdr__link:hover::after {
  width: 100%;
}

.hdr__cta {
  padding: 0.6rem 1.2rem;
  font-size: 0.8rem;
  border: 1px solid var(--c-text-main);
  background: transparent;
  font-family: var(--ff-code);
  font-weight: 600;
  cursor: pointer;
}

.hdr__cta:hover {
  background: var(--c-text-main);
  color: #fff;
}

@media (max-width: 900px) {
  .hdr__links { display: none; }
}

/* SECTIONS */
.sec {
  padding: var(--sp-xl) 0;
  border-bottom: 1px solid var(--c-border);
}

.sec--dark {
  background-color: var(--c-text-main);
  color: #fff;
}

.sec--dark h2, .sec--dark h3, .sec--dark p { color: #fff; }
.sec--dark .card { background-color: #1e1e1e; border-color: #333; }
.sec--dark .stat__num { color: var(--c-accent); }

/* HERO */
.hero {
  padding-top: var(--sp-lg);
  padding-bottom: var(--sp-lg);
  border-bottom: 2px solid var(--c-text-main);
  background-color: var(--c-surface);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--sp-lg);
  align-items: center;
}

.hero__eyebrow {
  display: inline-block;
  margin-bottom: var(--sp-md);
  padding: 0.25rem 0.5rem;
  background: var(--c-accent);
  border: 1px solid var(--c-text-main);
  font-family: var(--ff-code);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.hero__btns {
  display: flex;
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
}

.hero__img-wrapper {
  position: relative;
  border: 1px solid var(--c-border);
  padding: 1rem;
  background: var(--c-surface-alt);
}

.hero__img {
  width: 100%;
  height: auto;
  display: block;
  filter: grayscale(100%) contrast(1.1);
}

/* CARDS */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--sp-md);
  margin-top: var(--sp-lg);
}

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: var(--sp-md);
  transition: transform 0.2s, border-color 0.2s;
}

.card:hover {
  border-color: var(--c-text-main);
  transform: translateY(-4px);
}

.card__icon {
  font-family: var(--ff-code);
  color: var(--c-text-muted);
  margin-bottom: var(--sp-sm);
  display: block;
}

/* STATS */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-md);
  margin-top: var(--sp-lg);
}

.stat {
  border-left: 2px solid var(--c-accent);
  padding-left: var(--sp-sm);
}

.stat__num {
  display: block;
  font-family: var(--ff-display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  color: var(--c-text-main);
}

.stat__label {
  font-family: var(--ff-code);
  font-size: 0.85rem;
  color: var(--c-text-muted);
  text-transform: uppercase;
  margin-top: 0.5rem;
  display: block;
}

/* FAQ */
.faq-list {
  list-style: none;
  margin-top: var(--sp-md);
  border-top: 1px solid var(--c-border);
}

.faq-item {
  border-bottom: 1px solid var(--c-border);
}

.faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: var(--sp-md) 0;
  font-family: var(--ff-display);
  font-size: 1.25rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-q::after { content: '+'; font-family: var(--ff-code); }

.faq-a {
  display: none;
  padding-bottom: var(--sp-md);
  color: var(--c-text-muted);
}

/* FOOTER */
.ftr {
  background-color: #121212;
  color: #999;
  padding: var(--sp-lg) 0;
  font-size: 0.9rem;
}

.ftr__grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--sp-lg);
  margin-bottom: var(--sp-lg);
}

.ftr__col {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

.ftr__link {
  color: #999;
  font-family: var(--ff-code);
}

.ftr__link:hover { color: var(--c-accent); }

.ftr__bottom {
  border-top: 1px solid #333;
  padding-top: var(--sp-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 768px) {
  .hero__grid, .ftr__grid { grid-template-columns: 1fr; }
  .ftr__bottom { flex-direction: column; gap: 1rem; }
}
html{-webkit-text-size-adjust:100%}
*{box-sizing:border-box}
body{margin:0}
img,svg,video{max-width:100%;height:auto}