@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --primary: #0D0D0D;
  --primary-light: #161616;
  --surface: #141414;
  --accent: #d90000;
  --accent-dark: #b80000;
  --accent-rgb: 217, 79, 0;
  --light: #111111;
  --white: #FFFFFF;
  --text: #F2F2F2;
  --muted: #C0C0C0;
  --border: #252525;
  --max-w: 1200px;
  --r: 3px;
  --r-lg: 4px;
  --shadow: 0 2px 20px rgba(0,0,0,.6);
  --shadow-md: 0 4px 30px rgba(0,0,0,.75);
  --shadow-lg: 0 8px 50px rgba(0,0,0,.9);
  --t: .25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 18px; }
body { font-family: 'Space Grotesk', sans-serif; color: var(--text); background: var(--primary); line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { font-family: 'Sora', sans-serif; color: var(--white); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }
.section--alt { background: var(--light); }
.section--dark { background: #080808; }

h1 { font-size: clamp(2.8rem, 5.5vw, 5rem); font-weight: 800; line-height: 1.0; letter-spacing: -.03em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 700; line-height: 1.2; letter-spacing: -.02em; margin-bottom: 1rem; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 700; line-height: 1.3; }
h4 { font-size: .88rem; font-weight: 700; }
p { color: var(--muted); line-height: 1.75; font-size: 1rem; }

.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-header h2 { margin-bottom: .75rem; }
.section-header p { max-width: 580px; margin: 0 auto; }

.tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .6rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 1.9rem;
  border-radius: var(--r);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .07em;
  text-transform: uppercase;
  transition: var(--t);
  border: 2px solid transparent;
  white-space: nowrap;
  line-height: 1;
}
.btn--primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn--primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); box-shadow: 0 0 0 3px rgba(var(--accent-rgb),.2); }
.btn--outline { background: transparent; color: var(--text); border-color: rgba(255,255,255,.2); }
.btn--outline:hover { border-color: var(--accent); color: var(--accent); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--sm { padding: .55rem 1.15rem; font-size: .75rem; }
.btn--full { width: 100%; justify-content: center; }

/* Scroll animations */
[data-anim] { opacity: 0; transform: translateY(26px); transition: opacity .65s ease, transform .65s ease; }
[data-anim].in { opacity: 1; transform: none; }
[data-anim-d="1"] { transition-delay: .1s; }
[data-anim-d="2"] { transition-delay: .2s; }
[data-anim-d="3"] { transition-delay: .3s; }
[data-anim-d="4"] { transition-delay: .4s; }