/* ==============================================
   base.css
   CSS variables, reset, global, buttons, footer
   ============================================== */

:root {
  --bg:           #060610;
  --surface:      #0d0d1f;
  --surface2:     #12122a;
  --glass:        rgba(255,255,255,0.03);
  --glass-border: rgba(255,255,255,0.06);
  --accent:       #7C6FFF;
  --accent2:      #FF6B9D;
  --accent3:      #00E5FF;
  --text:         #dcdcf0;
  --muted:        #5a5a7a;
  --white:        #ffffff;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 15px;
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none;
}

/* ── Custom Cursor ── */
#cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .2s, height .2s;
  mix-blend-mode: screen;
}
#cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(124,111,255,0.4);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: all .15s ease;
}

/* ── Three.js Canvas ── */
#hero-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Sections ── */
section {
  display: none;
  min-height: 100vh;
  padding-top: 70px;
  position: relative;
  z-index: 1;
}
section.active { display: block; }
#home          { display: none; }
#home.active   { display: block; }

/* ── Page Wrap ── */
.page-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 5%;
}

/* ── Page Header ── */
.page-header { text-align: center; margin-bottom: 3.5rem; }
.page-header .label {
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
  display: block;
  font-weight: 500;
}
.page-header h2 {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.03em;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: 10px;
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: none;
  text-decoration: none;
  transition: all .25s;
  border: none;
  letter-spacing: 0.02em;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #9b6bff);
  color: #fff;
  box-shadow: 0 0 30px rgba(124,111,255,0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(124,111,255,0.4);
}
.btn-ghost {
  background: var(--glass);
  color: var(--text);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(124,111,255,0.06);
}

/* ── Footer ── */
footer {
  text-align: center;
  padding: 2rem 5%;
  border-top: 1px solid var(--glass-border);
  color: var(--muted);
  font-size: 0.76rem;
  position: relative;
  z-index: 1;
}
footer a { color: var(--accent); text-decoration: none; }

/* ── Scroll Hint ── */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: fadeUp 1s ease .8s forwards;
  opacity: 0;
  z-index: 2;
}
.scroll-mouse {
  width: 20px; height: 32px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.scroll-wheel {
  width: 3px; height: 6px;
  background: var(--accent);
  border-radius: 2px;
  animation: scroll-wheel 1.5s ease infinite;
}

/* ── Keyframes ── */
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(124,111,255,0.6); }
  50%       { box-shadow: 0 0 0 6px rgba(124,111,255,0); }
}
@keyframes gradient-shift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes scroll-wheel {
  0%   { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(8px); opacity: 0; }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px) translateX(-50%); }
  to   { opacity: 1; transform: translateY(0) translateX(-50%); }
}
@keyframes fadeUpEl {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

/* ── Entrance animation helpers ── */
.fu { animation: fadeUpEl .65s ease forwards; }
.d1 { animation-delay: .05s; opacity: 0; }
.d2 { animation-delay: .15s; opacity: 0; }
.d3 { animation-delay: .25s; opacity: 0; }
.d4 { animation-delay: .35s; opacity: 0; }
.d5 { animation-delay: .45s; opacity: 0; }

/* ── Responsive ── */
@media (max-width: 780px) {
  .page-wrap { padding: 3rem 5%; }
}