/* ============================================
   VIVO PARTNER — Premium Design System
   ============================================ */

:root {
  /* Core palette — extracted from logo */
  --vp-black: #0A0F0D;
  --vp-black-2: #0E1512;
  --vp-black-3: #101713;
  --vp-bordeaux: #2A3A34;
  --vp-bordeaux-deep: #161E1A;
  --vp-bordeaux-glow: #64746B;
  --vp-green: #123D32;
  --vp-green-deep: #0B2B22;
  --vp-green-glow: #2F855A;
  --vp-gold: #2F855A;
  --vp-gold-light: #4FB07A;
  --vp-gold-dark: #1E5A3C;
  --vp-cream: #F4F7F5;
  --vp-cream-dim: rgba(244, 247, 245, 0.66);
  --vp-cream-faint: rgba(244, 247, 245, 0.4);
  --vp-cream-ghost: rgba(244, 247, 245, 0.12);
  --vp-steel: #64746B;
  --vp-line: rgba(47, 133, 90, 0.2);
  --vp-line-strong: rgba(47, 133, 90, 0.38);

  /* Gradients */
  --grad-gold: linear-gradient(135deg, #4FB07A 0%, #2F855A 45%, #1E5A3C 100%);
  --grad-gold-soft: linear-gradient(135deg, rgba(79,176,122,0.95), rgba(30,90,60,0.85));
  --grad-bordeaux: linear-gradient(135deg, #64746B 0%, #161E1A 100%);
  --grad-green: linear-gradient(135deg, #2F855A 0%, #0B2B22 100%);
  --grad-luxury: linear-gradient(135deg, #2A3A34 0%, #0A0F0D 50%, #123D32 100%);

  /* Type */
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--vp-black);
  color: var(--vp-cream);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Ambient luxury background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 15% 10%, rgba(18, 61, 50, 0.32), transparent 60%),
    radial-gradient(ellipse 700px 500px at 85% 30%, rgba(47, 133, 90, 0.16), transparent 60%),
    radial-gradient(ellipse 900px 700px at 50% 100%, rgba(100, 116, 107, 0.1), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Subtle grain */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.035;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='3'/></filter><rect width='200' height='200' filter='url(%23n)' opacity='0.5'/></svg>");
  mix-blend-mode: overlay;
}

#app { position: relative; z-index: 2; }

/* ============================================
   Typography
   ============================================ */

.display-xl {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(48px, 7.4vw, 112px);
  line-height: 0.96;
  letter-spacing: -0.035em;
  font-variation-settings: "SOFT" 30, "WONK" 0, "opsz" 144;
}

.display-lg {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(40px, 5.4vw, 80px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-variation-settings: "SOFT" 30, "opsz" 144;
}

.display-md {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.display-italic {
  font-style: italic;
  font-weight: 300;
  font-variation-settings: "SOFT" 100, "WONK" 1, "opsz" 144;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--vp-gold);
}

.eyebrow-line {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow-line::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--vp-gold);
}

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

.body-lg {
  font-size: clamp(16px, 1.2vw, 19px);
  line-height: 1.6;
  color: var(--vp-cream-dim);
  font-weight: 400;
}

.body-md {
  font-size: 15px;
  line-height: 1.6;
  color: var(--vp-cream-dim);
}

.mono { font-family: var(--font-mono); }

/* ============================================
   Layout
   ============================================ */

.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px;
}

@media (max-width: 720px) {
  .container { padding: 0 20px; }
}

section { position: relative; }

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 56px;
  padding: 0 28px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.4s cubic-bezier(0.2, 0.7, 0.2, 1),
              box-shadow 0.4s ease,
              background 0.4s ease,
              color 0.4s ease;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--grad-gold);
  color: #07140E;
  font-weight: 600;
  box-shadow:
    0 1px 0 rgba(210, 240, 222, 0.5) inset,
    0 -1px 0 rgba(8, 30, 18, 0.4) inset,
    0 12px 30px -10px rgba(47, 133, 90, 0.5),
    0 0 0 1px rgba(47, 133, 90, 0.4);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-20deg);
  transition: left 0.7s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 1px 0 rgba(210, 240, 222, 0.6) inset,
    0 -1px 0 rgba(8, 30, 18, 0.4) inset,
    0 18px 40px -10px rgba(47, 133, 90, 0.7),
    0 0 0 1px rgba(47, 133, 90, 0.6);
}
.btn-primary:hover::after { left: 130%; }

.btn-ghost {
  background: rgba(244, 247, 245, 0.04);
  color: var(--vp-cream);
  border: 1px solid var(--vp-cream-ghost);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  background: rgba(244, 247, 245, 0.08);
  border-color: var(--vp-line-strong);
  color: var(--vp-gold-light);
}

.btn-arrow {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ============================================
   Cards / surfaces
   ============================================ */

.surface {
  background:
    linear-gradient(180deg, rgba(244, 247, 245, 0.025), rgba(244, 247, 245, 0.005));
  border: 1px solid var(--vp-cream-ghost);
  border-radius: 24px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.surface-gold-edge {
  position: relative;
  background:
    linear-gradient(180deg, rgba(244, 247, 245, 0.03), rgba(244, 247, 245, 0.005));
  border-radius: 24px;
}
.surface-gold-edge::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(180deg, rgba(47, 133, 90, 0.45), rgba(47, 133, 90, 0.05) 50%, rgba(47, 133, 90, 0.2));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* ============================================
   Animations
   ============================================ */

@keyframes vp-fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes vp-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes vp-orb-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -30px) scale(1.05); }
  66% { transform: translate(-15px, 20px) scale(0.97); }
}

@keyframes vp-line-trace {
  0% { stroke-dashoffset: 200; opacity: 0; }
  20% { opacity: 1; }
  100% { stroke-dashoffset: 0; opacity: 1; }
}

@keyframes vp-pulse-ring {
  0% { transform: scale(0.95); opacity: 0.7; }
  100% { transform: scale(1.6); opacity: 0; }
}

@keyframes vp-bar-grow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

@keyframes vp-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s cubic-bezier(0.2, 0.7, 0.2, 1),
              transform 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }
.reveal[data-delay="4"] { transition-delay: 320ms; }
.reveal[data-delay="5"] { transition-delay: 400ms; }

/* ============================================
   Decorative orbs
   ============================================ */

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.orb-bordeaux {
  background: radial-gradient(circle, rgba(18, 61, 50, 0.6), transparent 70%);
  animation: vp-orb-float 18s ease-in-out infinite;
}
.orb-green {
  background: radial-gradient(circle, rgba(47, 133, 90, 0.55), transparent 70%);
  animation: vp-orb-float 22s ease-in-out infinite reverse;
}
.orb-gold {
  background: radial-gradient(circle, rgba(47, 133, 90, 0.28), transparent 70%);
  animation: vp-orb-float 26s ease-in-out infinite;
}

/* ============================================
   Section dividers
   ============================================ */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--vp-line-strong), transparent);
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--vp-black); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--vp-gold-dark), #173f29);
  border-radius: 6px;
}

/* Selection */
::selection {
  background: rgba(47, 133, 90, 0.35);
  color: var(--vp-cream);
}