@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500&family=Space+Grotesk:wght@500;700&display=swap');

:root {
  --c-bg: #FFFFFF;
  --c-surface: #F4F4F4;
  --c-text: #0A0A0A;
  --c-muted: #666666;
  --c-accent: #CCFF00;
  --c-accent-dark: #AACC00;
  --c-border: #000000;
  
  --f-head: 'Space Grotesk', sans-serif;
  --f-body: 'Inter', sans-serif;
  
  --s-gap: clamp(1rem, 3vw, 2rem);
  --s-section: clamp(4rem, 8vw, 8rem);
  
  --radius-sm: 2px;
  --radius-lg: 0px; /* Brutalist sharp */
  
  --container-width: 1280px;
}

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

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

body {
  background-color: var(--c-bg);
  color: var(--c-text);
  font-family: var(--f-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--f-head);
  font-weight: 700;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(3rem, 8vw, 6.5rem); margin-bottom: var(--s-gap); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: 1.5rem; }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); margin-bottom: 1rem; }

p {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  margin-bottom: 1.5rem;
  max-width: 70ch;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

/* Layout System */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding-inline: clamp(1rem, 4vw, 3rem);
}

.section {
  padding-block: var(--s-section);
  border-bottom: 1px solid var(--c-border);
}

/* UI Elements */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--f-head);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.9rem;
  border: 2px solid var(--c-border);
  background: transparent;
  cursor: pointer;
  transition: all 0.2s;
}

.btn--primary {
  background: var(--c-text);
  color: var(--c-bg);
}

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

.btn--secondary {
  background: var(--c-accent);
  color: var(--c-text);
}

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

.tag {
  display: inline-block;
  font-family: var(--f-head);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  background: var(--c-accent);
  border: 1px solid var(--c-border);
  margin-bottom: 1rem;
}

/* Header Specifics */
.header {
  border-bottom: 3px solid var(--c-border);
  background: var(--c-bg);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-family: var(--f-head);
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.05em;
  border: 2px solid var(--c-border);
  padding: 0.2rem 0.6rem;
}

.nav__list {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav__link {
  font-family: var(--f-head);
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-accent);
  transition: width 0.3s;
}

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

.header__cta {
  padding: 0.6rem 1.2rem;
  font-size: 0.8rem;
}

/* Mobile Menu Toggle (Hidden on desktop) */
.menu-toggle {
  display: none;
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

/* Hero Section */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 500;
  margin-bottom: 2.5rem;
  border-left: 4px solid var(--c-accent);
  padding-left: 1rem;
}

.hero-btns {
  display: flex;
  gap: 1rem;
}

.hero-visual {
  width: 100%;
  height: auto;
  border: 2px solid var(--c-border);
  background: var(--c-surface);
  aspect-ratio: 4/3;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.2);
}

/* Cards Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 2rem;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 8px 8px 0px var(--c-border);
}

.card__title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--c-border);
  padding-bottom: 0.75rem;
}

/* Stats */
.stats-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 2rem;
}

.stat-item {
  flex: 1;
  min-width: 200px;
  text-align: left;
}

.stat-number {
  font-family: var(--f-head);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--c-text);
  line-height: 1;
  margin-bottom: 0.5rem;
  text-shadow: 2px 2px 0px var(--c-accent);
}

.stat-label {
  font-family: var(--f-body);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c-muted);
  font-weight: 700;
}

/* CTA Band */
.cta-band {
  background: var(--c-text);
  color: var(--c-bg);
  text-align: center;
}

.cta-band h2 {
  color: var(--c-bg);
}

.cta-band p {
  color: #999;
  margin-inline: auto;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
}

.faq-item {
  border: 1px solid var(--c-border);
  padding: 1.5rem;
  background: var(--c-bg);
}

.faq-question {
  font-family: var(--f-head);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--c-text);
}

.faq-answer {
  color: var(--c-muted);
  font-size: 0.95rem;
}

/* Footer */
.footer {
  background: var(--c-text);
  color: var(--c-bg);
  padding-block: 4rem 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer__brand h4 {
  font-size: 2rem;
  color: var(--c-accent);
  margin-bottom: 1rem;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
}

.footer__col h5 {
  color: var(--c-bg);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.footer__col ul {
  list-style: none;
}

.footer__col li {
  margin-bottom: 0.75rem;
}

.footer__col a {
  color: #888;
  font-size: 0.9rem;
}

.footer__col a:hover {
  color: var(--c-accent);
  text-decoration: underline;
}

.footer__bottom {
  border-top: 1px solid #333;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #666;
}

/* Responsive */
@media (max-width: 900px) {
  .header__nav, .header__cta {
    display: none; /* Simplified for this demo, would use JS toggle */
  }
  
  .menu-toggle {
    display: block;
  }
  
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .hero-grid {
    gap: 1rem;
  }
}

@media (min-width: 901px) {
  .hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}
img,svg,video{max-width:100%;height:auto}
html{-webkit-text-size-adjust:100%}
*{box-sizing:border-box}
body{margin:0}