/* ═══════════════════════════════════════════════════════════════════════════
   COLINA LIVE · main.css  —  Variables · Reset · Base · Buttons · Utilities
   ═══════════════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=JetBrains+Mono:wght@400;700&display=swap');

/* ── CSS CUSTOM PROPERTIES ─────────────────────────────────────────────── */
:root {
  /* Brand */
  --primary:       #8E00D5;
  --primary-glow:  #a020f0;
  --primary-dim:   rgba(142, 0, 213, 0.18);
  --secondary:     #FF4081;
  --secondary-glow:rgba(255, 64, 129, 0.35);
  --gradient:      linear-gradient(135deg, #8E00D5 0%, #FF4081 100%);
  --gradient-r:    linear-gradient(135deg, #FF4081 0%, #8E00D5 100%);
  --gradient-text: linear-gradient(135deg, #c060ff 0%, #FF4081 100%);

  /* Backgrounds */
  --bg:            #06020e;
  --surface:       #0a0319;
  --card:          #0f0620;
  --card-hover:    #160930;
  --glass:         rgba(15, 6, 32, 0.7);

  /* Borders */
  --border:        rgba(142, 0, 213, 0.14);
  --border-md:     rgba(142, 0, 213, 0.28);
  --border-hot:    rgba(255, 64, 129, 0.25);

  /* Text */
  --text:          #f0ecf8;
  --muted:         #9a88bb;
  --faint:         #4a3870;

  /* Shadows & Glows */
  --glow-primary:  0 0 60px rgba(142, 0, 213, 0.45);
  --glow-secondary:0 0 40px rgba(255, 64, 129, 0.35);
  --shadow-card:   0 8px 40px rgba(0, 0, 0, 0.45);

  /* Typography */
  --font-display:  'Syne', sans-serif;
  --font-body:     'Plus Jakarta Sans', sans-serif;
  --font-mono:     'JetBrains Mono', monospace;

  /* Spacing & Layout */
  --radius:        18px;
  --radius-sm:     10px;
  --radius-lg:     28px;
  --section-gap:   130px;
  --nav-h:         78px;

  /* Transitions */
  --ease:          cubic-bezier(0.4, 0, 0.2, 1);
  --transition:    all 0.35s var(--ease);
}

/* ── RESET ─────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; background: none; border: none; }
input, textarea, select { font-family: inherit; color: inherit; }
strong { font-weight: 700; color: var(--text); }

/* ── SCROLLBAR ─────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 2px; }

/* ── TYPOGRAPHY ────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
}
h1 { font-size: clamp(2rem, 3.8vw, 4.2rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3vw, 3rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 1.8vw, 1.55rem); font-weight: 700; }
h4 { font-size: clamp(1rem, 1.6vw, 1.25rem); font-weight: 600; }

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.71rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--primary-glow);
}
.label::before {
  content: '';
  width: 22px; height: 2px;
  background: var(--gradient);
  border-radius: 1px;
  flex-shrink: 0;
}

/* ── LAYOUT ────────────────────────────────────────────────────────────── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 28px; }
section { padding: var(--section-gap) 0; position: relative; }

.section-header { text-align: center; margin-bottom: 68px; }
.section-header .label { margin-bottom: 14px; }
.section-header h2 { margin-bottom: 18px; }
.section-header .lead {
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.82;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-md) 35%, var(--border-hot) 65%, transparent);
}

/* ── BUTTONS ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: 50px;
  border: 2px solid transparent;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
  letter-spacing: 0.025em;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 24px rgba(142,0,213,0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-primary);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border-md);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary-glow);
  background: var(--primary-dim);
}
.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover {
  background: var(--primary-dim);
  border-color: var(--primary);
}
.btn-sm { padding: 10px 22px; font-size: 0.85rem; }
.btn-lg { padding: 18px 42px; font-size: 1.05rem; }

/* ── BADGE / PILL ──────────────────────────────────────────────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  background: rgba(142,0,213,0.1);
  border: 1px solid var(--border-md);
  color: var(--muted);
}
.pill .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gradient);
}
.pill.live {
  background: rgba(255,64,129,0.1);
  border-color: var(--border-hot);
  color: var(--secondary);
}
.pill.live .dot { background: var(--secondary); animation: blink 1.4s ease-in-out infinite; }

/* ── ANIMATIONS ────────────────────────────────────────────────────────── */
@keyframes blink    { 0%,100%{opacity:1} 50%{opacity:0.3} }
@keyframes float    { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-14px)} }
@keyframes pulse    { 0%,100%{transform:scale(1);opacity:0.6} 50%{transform:scale(1.18);opacity:0.9} }
@keyframes spin     { to { transform: rotate(360deg); } }
@keyframes shimmer  { 0%{background-position:-200% center} 100%{background-position:200% center} }
@keyframes fadeUp   { from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:none} }
@keyframes glow-pulse { 0%,100%{box-shadow:var(--glow-primary)} 50%{box-shadow:var(--glow-secondary)} }
@keyframes counter  { from { opacity: 0; } to { opacity: 1; } }

/* ── REVEAL ON SCROLL ──────────────────────────────────────────────────── */
.reveal, .reveal-l, .reveal-r {
  opacity: 0;
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.reveal        { transform: translateY(38px); }
.reveal-l      { transform: translateX(-38px); }
.reveal-r      { transform: translateX(38px); }
.reveal.in, .reveal-l.in, .reveal-r.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── BACKGROUND DECORATIONS ────────────────────────────────────────────── */
.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(142,0,213,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142,0,213,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, black 15%, transparent 80%);
  pointer-events: none;
}
.bg-radial {
  position: absolute;
  border-radius: 50%;
  filter: blur(130px);
  pointer-events: none;
}
.orb-purple {
  background: radial-gradient(circle, rgba(142,0,213,0.5), transparent 70%);
  animation: pulse 7s ease-in-out infinite;
}
.orb-pink {
  background: radial-gradient(circle, rgba(255,64,129,0.35), transparent 70%);
  animation: pulse 9s ease-in-out infinite reverse;
}

/* ── CARD BASE ─────────────────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.card:hover { border-color: var(--border-md); background: var(--card-hover); }
.card-gradient-top::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient);
}

/* ── NOISE TEXTURE ─────────────────────────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9998;
}

/* ── ACCESSIBILITY ─────────────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--primary-glow);
  outline-offset: 3px;
  border-radius: 4px;
}
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border-width: 0;
}

/* ── LANGUAGE SWITCH ─────────────────────────────────────────────────────── */
.lang-switch {
  display: flex; align-items: center; gap: 4px;
  background: transparent;
  border: 1px solid var(--border-md);
  border-radius: 50px;
  padding: 5px 12px;
  cursor: pointer;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--muted);
  transition: var(--transition);
  white-space: nowrap;
  flex-shrink: 0;
}
.lang-switch:hover { border-color: var(--primary); color: var(--text); }
.lang-switch .ls-sep { opacity: 0.3; }
.lang-switch .ls-active { color: var(--text); }
.lang-switch .ls-es.ls-active,
.lang-switch .ls-en.ls-active { color: var(--secondary); }