/* ================================================================
   KABRATH LANDING PAGE — style.css
   Theme: Deep dark space, purple/cyan gradient
   Light mode: Soft indigo/white surfaces
   ================================================================ */

/* ── Tokens ──────────────────────────────────────────────────── */
:root, [data-theme="dark"] {
  --kb-bg:         #09091A;
  --kb-surface:    #10102A;
  --kb-surface-2:  #1A1A38;
  --kb-border:     rgba(255,255,255,0.08);
  --kb-border-solid: #2A2A55;
  --kb-purple:     #8B5CF6;
  --kb-purple-d:   #6D28D9;
  --kb-purple-glow: rgba(139,92,246,0.25);
  --kb-cyan:       #06B6D4;
  --kb-cyan-d:     #0891B2;
  --kb-cyan-glow:  rgba(6,182,212,0.2);
  --kb-text:       #F1F5F9;
  --kb-muted:      #94A3B8;
  --kb-faint:      #475569;
  --kb-live:       #EF4444;
  --kb-success:    #22C55E;
  --kb-warning:    #F59E0B;
  --kb-gradient:   linear-gradient(135deg, #8B5CF6, #06B6D4);
  --kb-gradient-r: linear-gradient(135deg, #06B6D4, #8B5CF6);

  /* Type */
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body:    'Inter', 'Segoe UI', system-ui, sans-serif;

  /* Spacing */
  --space-1: .25rem; --space-2: .5rem; --space-3: .75rem;
  --space-4: 1rem;   --space-6: 1.5rem; --space-8: 2rem;
  --space-10: 2.5rem; --space-12: 3rem; --space-16: 4rem;
  --space-20: 5rem;  --space-24: 6rem;

  /* Radius */
  --r-sm: .375rem; --r-md: .625rem; --r-lg: 1rem; --r-xl: 1.5rem; --r-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16,1,0.3,1);
  --ease-in:  cubic-bezier(0.4,0,1,1);
  --t-int: 180ms cubic-bezier(0.16,1,0.3,1);

  /* Shadows */
  --shadow-purple: 0 0 32px rgba(139,92,246,.35), 0 0 80px rgba(139,92,246,.12);
  --shadow-cyan:   0 0 32px rgba(6,182,212,.3), 0 0 60px rgba(6,182,212,.1);
  --shadow-card:   0 4px 24px rgba(0,0,0,.4);
  --shadow-modal:  0 12px 48px rgba(0,0,0,.6);

  /* Content widths */
  --w-narrow: 640px; --w-default: 960px; --w-wide: 1200px;

  /* Type scale — caps reais; Space Grotesk só tem até 700 (900 fica sintético e estoura) */
  --text-xs:   clamp(.75rem,.7rem + .2vw,.8125rem);
  --text-sm:   clamp(.875rem,.82rem + .2vw,.9375rem);
  --text-base: clamp(1rem,.95rem + .2vw,1.0625rem);
  --text-lg:   clamp(1.0625rem,1rem + .4vw,1.25rem);
  --text-xl:   clamp(1.25rem,1.1rem + .8vw,1.75rem);
  --text-2xl:  clamp(1.75rem,1.35rem + 1.4vw,2.5rem);
  --text-hero: clamp(2rem,1.35rem + 2.2vw,3.25rem);
}

[data-theme="light"] {
  --kb-bg:         #F0F2FF;
  --kb-surface:    #FFFFFF;
  --kb-surface-2:  #EEF0FA;
  --kb-border:     rgba(0,0,0,0.08);
  --kb-border-solid: #D5D9F0;
  --kb-purple:     #7C3AED;
  --kb-purple-d:   #6D28D9;
  --kb-purple-glow: rgba(124,58,237,0.15);
  --kb-cyan:       #0891B2;
  --kb-cyan-d:     #0E7490;
  --kb-cyan-glow:  rgba(8,145,178,0.12);
  --kb-text:       #0F172A;
  --kb-muted:      #475569;
  --kb-faint:      #94A3B8;
  --kb-gradient:   linear-gradient(135deg, #7C3AED, #0891B2);
  --shadow-card:   0 4px 24px rgba(0,0,0,.08);
  --shadow-modal:  0 12px 48px rgba(0,0,0,.18);
  --kb-border-solid: #D5D9F0;
}

/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  overflow-x: clip;
}
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--kb-text);
  background: var(--kb-bg);
  line-height: 1.65;
  /* clip (não hidden): overflow-x hidden no body cria scroll container e quebra o position:sticky do header */
  overflow-x: clip;
  transition: background .3s var(--ease-out), color .3s var(--ease-out);
}
img, svg { display: block; max-width: 100%; height: auto; }
ul { list-style: none; }
button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  text-wrap: balance;
  overflow-wrap: anywhere;
}
p, li { text-wrap: pretty; }
::selection { background: rgba(139,92,246,.25); color: var(--kb-text); }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
:focus-visible { outline: 2px solid var(--kb-purple); outline-offset: 3px; border-radius: var(--r-sm); }

/* Scrollbar */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--kb-surface); }
::-webkit-scrollbar-thumb { background: var(--kb-border-solid); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--kb-purple); }

/* ── Utilities ─────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--w-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}

.gradient-text {
  background: var(--kb-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  /* evita glifo “fantasma” maior quando o clip falha no paint */
  color: var(--kb-purple);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

/* ── Fade-in scroll animations ─────────────────────────────────── */
.fade-in {
  opacity: 1;
}
@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 60%;
  }
}
@keyframes reveal-fade { to { opacity: 1; } }

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: .7rem 1.5rem;
  border-radius: var(--r-full);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: .02em;
  transition: transform var(--t-int), box-shadow var(--t-int), background var(--t-int), border-color var(--t-int);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--kb-gradient);
  color: #fff;
  box-shadow: 0 0 24px var(--kb-purple-glow);
}
.btn-primary:hover { box-shadow: 0 0 40px var(--kb-purple-glow), 0 4px 20px rgba(0,0,0,.3); }

.btn-outline {
  border: 1.5px solid var(--kb-border-solid);
  color: var(--kb-text);
  background: transparent;
}
.btn-outline:hover { border-color: var(--kb-purple); color: var(--kb-purple); }

.btn-ghost {
  color: var(--kb-muted);
  padding: .5rem .875rem;
  border-radius: var(--r-md);
  font-size: var(--text-sm);
}
.btn-ghost:hover { background: var(--kb-surface-2); color: var(--kb-text); }

.btn-outline-sm {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: .5rem 1.125rem;
  border-radius: var(--r-full);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1.5px solid var(--kb-border-solid);
  color: var(--kb-text);
  transition: border-color var(--t-int), color var(--t-int), transform var(--t-int);
}
.btn-outline-sm:hover { border-color: var(--kb-cyan); color: var(--kb-cyan); transform: translateY(-1px); }

/* ── Badges ────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: .3rem .75rem;
  border-radius: var(--r-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.badge-version {
  background: rgba(139,92,246,.12);
  color: var(--kb-purple);
  border: 1px solid rgba(139,92,246,.3);
}
.badge-live {
  background: rgba(6,182,212,.1);
  color: var(--kb-cyan);
  border: 1px solid rgba(6,182,212,.25);
}
.live-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--kb-live);
  animation: pulse-dot 1.5s ease-in-out infinite;
}
.live-dot.sm { width: 5px; height: 5px; }
@keyframes pulse-dot {
  0%,100% { opacity:1; box-shadow: 0 0 0 0 rgba(239,68,68,.4); }
  50% { opacity:.7; box-shadow: 0 0 0 4px rgba(239,68,68,0); }
}

/* ── Header ────────────────────────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--kb-bg) 80%, transparent);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--kb-border);
  transition: box-shadow .3s var(--ease-out), background .3s var(--ease-out);
}
.header.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  max-width: var(--w-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}
.logo-icon { width: 28px; height: 28px; }
.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .08em;
  line-height: 1;
  color: var(--kb-text);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex: 1;
}
.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--kb-muted);
  transition: color var(--t-int);
}
.nav-link:hover { color: var(--kb-text); }

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.lang-switcher {
  display: flex;
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-full);
  overflow: hidden;
}
.lang-btn {
  padding: .25rem .6rem;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--kb-muted);
  border: none;
  background: transparent;
  cursor: pointer;
  transition: color var(--t-int), background var(--t-int);
}
.lang-btn.active, .lang-btn:hover {
  background: var(--kb-purple);
  color: #fff;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--r-md);
  color: var(--kb-muted);
  transition: background var(--t-int), color var(--t-int);
}
.theme-toggle:hover { background: var(--kb-surface-2); color: var(--kb-text); }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px; height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
}
.menu-toggle span {
  display: block;
  width: 20px; height: 2px;
  background: var(--kb-text);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  flex-direction: column;
  padding: var(--space-4) clamp(var(--space-6), 5vw, var(--space-16)) var(--space-6);
  gap: var(--space-4);
  border-top: 1px solid var(--kb-border);
}
.mobile-menu .nav-link { font-size: var(--text-base); }
.mobile-menu.open { display: flex; }
.mobile-lang {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}
.mobile-lang .lang-btn {
  padding: .35rem .85rem;
  font-size: .75rem;
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-full);
}

/* ── Section shared ─────────────────────────────────────────────── */
.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}
.section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--kb-purple);
  margin-bottom: var(--space-4);
}
.section-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
  max-width: 22ch;
}

/* ── Particle Canvas ────────────────────────────────────────────── */
#particle-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
}
[data-theme="light"] #particle-canvas { opacity: 0.15; }

/* ── Reveal animations ──────────────────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s cubic-bezier(0.16,1,0.3,1), transform .7s cubic-bezier(0.16,1,0.3,1);
  transition-delay: var(--delay, 0s);
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── HERO ───────────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 8vw, 7rem) clamp(var(--space-16), 8vw, var(--space-24));
  overflow: hidden;
  z-index: 1;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-photo-overlay {
  position: absolute;
  inset: 0;
  background: url('assets/hero-bg.avif') center/cover no-repeat;
  opacity: 0.08;
  filter: saturate(1.4);
}
[data-theme="light"] .hero-photo-overlay { opacity: 0.12; }
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .55;
}
.hero-orb-1 {
  width: clamp(300px, 50vw, 600px);
  height: clamp(300px, 50vw, 600px);
  background: radial-gradient(circle, rgba(139,92,246,.45) 0%, transparent 70%);
  top: -10%;
  right: -5%;
  animation: float1 8s ease-in-out infinite;
}
.hero-orb-2 {
  width: clamp(200px, 35vw, 400px);
  height: clamp(200px, 35vw, 400px);
  background: radial-gradient(circle, rgba(6,182,212,.35) 0%, transparent 70%);
  bottom: 10%;
  left: 5%;
  animation: float2 10s ease-in-out infinite;
}
@keyframes float1 {
  0%,100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}
@keyframes float2 {
  0%,100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(20px) scale(.95); }
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(139,92,246,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,92,246,.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 60% 30%, rgba(0,0,0,.6) 0%, transparent 70%);
}

/* Hero two-column layout */
.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
}
.hero-content {
  position: relative;
  z-index: 2;
}
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}
.hero-title {
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
  max-width: 18ch;
}
.hero-title .title-line {
  display: block;
}
.hero-title .title-accent {
  background: var(--kb-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: var(--kb-purple);
}
.hero-title .gradient-text {
  display: inline;
}
.hero-sub {
  font-size: var(--text-lg);
  color: var(--kb-muted);
  max-width: 38rem;
  line-height: 1.65;
  margin-bottom: var(--space-10);
}
[data-theme="light"] .hero-content {
  position: relative;
  z-index: 2;
}
[data-theme="light"] .hero-sub {
  color: #1e293b;
}
[data-theme="light"] .hero-photo-overlay {
  opacity: 0.12;
  filter: saturate(1.05) brightness(1.2);
}
[data-theme="light"] .hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(240,242,255,.96) 0%, rgba(240,242,255,.88) 42%, rgba(240,242,255,.45) 72%, rgba(240,242,255,.2) 100%),
    linear-gradient(180deg, rgba(240,242,255,.55) 0%, transparent 35%);
}
[data-theme="light"] .stat-label {
  color: #475569;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  align-items: center;
}
.stat-item { display: flex; flex-direction: column; gap: var(--space-1); }
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.5vw + .8rem, 1.75rem);
  font-weight: 700;
  line-height: 1.15;
  background: var(--kb-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: var(--kb-purple);
}
.stat-label {
  font-size: var(--text-xs);
  color: var(--kb-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--kb-border-solid);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.scroll-dot {
  width: 24px;
  height: 38px;
  border: 2px solid var(--kb-border-solid);
  border-radius: var(--r-full);
  position: relative;
}
.scroll-dot::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--kb-purple);
  border-radius: var(--r-full);
  animation: scroll-bob 1.8s ease-in-out infinite;
}
@keyframes scroll-bob {
  0%,100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  60% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

/* Mockup glow ring */
.mockup-glow {
  position: absolute;
  inset: -30px;
  border-radius: var(--r-xl);
  background: radial-gradient(ellipse at center, rgba(139,92,246,.18) 0%, transparent 70%);
  filter: blur(20px);
  pointer-events: none;
  z-index: -1;
}

/* Dashboard mockup */
.hero-mockup-wrap {
  position: relative;
  z-index: 2;
  perspective: 1200px;
  min-width: 0;
  width: 100%;
  overflow: hidden;
}
.hero-mockup {
  background: var(--kb-surface);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--shadow-purple), var(--shadow-modal);
  transform: rotateX(4deg) scale(1);
  transition: transform .6s var(--ease-out);
  max-width: 900px;
  margin-inline: auto;
}
.hero-mockup:hover { transform: rotateX(0deg) scale(1.01); }
.mockup-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--kb-surface-2);
  border-bottom: 1px solid var(--kb-border);
}
.mockup-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.mockup-dot.red { background: #FF5F57; }
.mockup-dot.yellow { background: #FEBC2E; }
.mockup-dot.green { background: #28C840; }
.mockup-title {
  font-size: var(--text-xs);
  color: var(--kb-muted);
  margin-left: var(--space-2);
}
.mockup-body {
  display: flex;
  min-height: 220px;
}
.mockup-sidebar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-3);
  background: var(--kb-surface-2);
  border-right: 1px solid var(--kb-border);
  width: 44px;
}
.mockup-sidebar-logo { color: var(--kb-purple); }
.mockup-nav-item {
  width: 28px; height: 28px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--kb-faint);
  transition: background var(--t-int), color var(--t-int);
}
.mockup-nav-item.active,
.mockup-nav-item:hover {
  background: rgba(139,92,246,.15);
  color: var(--kb-purple);
}
.mockup-main {
  flex: 1;
  padding: var(--space-4) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.mockup-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mockup-channel-name {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--kb-text);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.mockup-live-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .65rem;
  font-weight: 700;
  color: var(--kb-live);
  letter-spacing: .1em;
}

/* ── Video Preview Panel ─────────────────────────────── */
.mockup-video-preview {
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(139,92,246,.25);
  background: #000;
  box-shadow: 0 0 20px rgba(139,92,246,.15);
}
.mvp-screen {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #030308;
}
.mvp-noise-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 1;
}
/* Scan lines overlay */
.mvp-scanlines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,.18) 2px,
    rgba(0,0,0,.18) 4px
  );
  z-index: 2;
}
/* Top overlay: LIVE badge + CH label */
.mvp-overlay {
  position: absolute;
  top: 6px;
  left: 6px;
  right: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 3;
}
.mvp-live-badge {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: #fff;
  background: rgba(220,38,38,.85);
  padding: 2px 6px;
  border-radius: 3px;
}
.live-dot.xs {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #fff;
  animation: livePulse 1s ease-in-out infinite;
}
.mvp-channel-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: rgba(255,255,255,.7);
  background: rgba(0,0,0,.5);
  padding: 2px 6px;
  border-radius: 3px;
}
/* Bottom bar: timecode + signal */
.mvp-bottom-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 8px;
  background: linear-gradient(to top, rgba(0,0,0,.8), transparent);
  z-index: 3;
}
.mvp-tc {
  font-family: 'Space Grotesk', monospace;
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .12em;
  color: #06B6D4;
}
.mvp-signal {
  font-family: 'Space Grotesk', sans-serif;
  font-size: .55rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: rgba(139,92,246,.9);
}
/* Pulse glow on the screen border when live */
@keyframes screenGlow {
  0%, 100% { box-shadow: 0 0 8px rgba(139,92,246,.2), inset 0 0 8px rgba(139,92,246,.05); }
  50% { box-shadow: 0 0 18px rgba(139,92,246,.45), inset 0 0 14px rgba(139,92,246,.12); }
}
.mockup-video-preview {
  animation: screenGlow 2.5s ease-in-out infinite;
}

/* VU Meters */
.mockup-vu {
  display: flex;
  align-items: flex-end;
  gap: var(--space-3);
}
.vu-label {
  font-size: .6rem;
  font-weight: 700;
  color: var(--kb-muted);
  letter-spacing: .1em;
  writing-mode: vertical-lr;
  text-orientation: mixed;
  transform: rotate(180deg);
}
.vu-bars {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 36px;
}
.vu-bar {
  width: 6px;
  height: var(--h, 50%);
  border-radius: 2px 2px 0 0;
  background: linear-gradient(to top, var(--kb-success) 0%, var(--kb-warning) 75%, var(--kb-live) 100%);
  animation: vu-anim 1.2s ease-in-out infinite alternate;
  animation-delay: calc(var(--i, 0) * 0.1s);
}
.vu-bar:nth-child(1) { animation-delay: .0s; }
.vu-bar:nth-child(2) { animation-delay: .1s; }
.vu-bar:nth-child(3) { animation-delay: .2s; }
.vu-bar:nth-child(4) { animation-delay: .05s; }
.vu-bar:nth-child(5) { animation-delay: .15s; }
.vu-bar:nth-child(6) { animation-delay: .08s; }
.vu-bar:nth-child(7) { animation-delay: .18s; }
.vu-bar:nth-child(8) { animation-delay: .12s; }
@keyframes vu-anim {
  0% { transform: scaleY(.3); }
  100% { transform: scaleY(1); }
}

/* Rundown */
.mockup-rundown {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.rundown-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 6px var(--space-3);
  border-radius: var(--r-sm);
  border-left: 3px solid transparent;
  background: var(--kb-surface-2);
  font-size: .7rem;
}
.rundown-item.playing { border-left-color: var(--kb-success); }
.rundown-item.cued    { border-left-color: var(--kb-warning); }
.rundown-item.pending { border-left-color: var(--kb-border-solid); }
.ri-status {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.running-item.playing .ri-status,
.rundown-item.playing .ri-status { background: var(--kb-success); }
.rundown-item.cued .ri-status    { background: var(--kb-warning); }
.rundown-item.pending .ri-status { background: var(--kb-faint); }
.ri-name {
  flex: 1;
  color: var(--kb-muted);
  font-family: 'SF Mono', 'Fira Code', monospace;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rundown-item.playing .ri-name { color: var(--kb-text); font-weight: 600; }
.ri-time { color: var(--kb-faint); font-size: .65rem; }

/* Output badges */
.mockup-outputs {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.output-badge {
  padding: .2rem .5rem;
  border-radius: var(--r-sm);
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.output-badge.hls  { background: rgba(139,92,246,.15); color: var(--kb-purple); }
.output-badge.srt  { background: rgba(6,182,212,.12); color: var(--kb-cyan); }
.output-badge.rtmp { background: rgba(34,197,94,.1); color: var(--kb-success); }
.output-badge.yt   { background: rgba(239,68,68,.12); color: #EF4444; }
.output-badge.scte { background: rgba(245,158,11,.1); color: var(--kb-warning); }

/* ── Problem section ─────────────────────────────────────────────── */
.section-problem { background: var(--kb-bg); }
.two-col-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}
.problem-card {
  background: rgba(239,68,68,.05);
  border: 1px solid rgba(239,68,68,.18);
  border-radius: var(--r-lg);
  padding: var(--space-8);
  transition: transform var(--t-int), border-color var(--t-int);
}
.problem-card:hover { transform: translateY(-2px); border-color: rgba(239,68,68,.35); }
.problem-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  border-radius: var(--r-md);
  background: var(--kb-purple-glow);
  color: var(--kb-purple);
}
.problem-icon svg { width: 22px; height: 22px; }
.problem-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  color: #FCA5A5;
  margin-bottom: var(--space-3);
}
.problem-card p { color: var(--kb-muted); font-size: var(--text-sm); }

.solution-bridge {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}
.solution-line { flex: 1; height: 1px; background: var(--kb-gradient); opacity: .4; }
.solution-badge {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--kb-purple);
  white-space: nowrap;
}

.solution-card-big {
  background: rgba(139,92,246,.07);
  border: 1px solid rgba(139,92,246,.25);
  border-radius: var(--r-xl);
  padding: var(--space-10);
}
.solution-card-content {
  display: flex;
  gap: var(--space-6);
  align-items: flex-start;
  margin-bottom: var(--space-6);
}
.solution-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, var(--kb-purple-glow), var(--kb-cyan-glow));
  color: var(--kb-cyan);
}
.solution-icon svg { width: 28px; height: 28px; }
.solution-card-content h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--kb-text);
  margin-bottom: var(--space-3);
}
.solution-card-content p { color: var(--kb-muted); line-height: 1.7; }
.solution-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.tag {
  padding: .3rem .8rem;
  border-radius: var(--r-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .04em;
}
.tag-purple { background: rgba(139,92,246,.15); color: var(--kb-purple); border: 1px solid rgba(139,92,246,.25); }
.tag-cyan   { background: rgba(6,182,212,.12); color: var(--kb-cyan); border: 1px solid rgba(6,182,212,.22); }

/* ── Features ───────────────────────────────────────────────────── */
.section-features { background: var(--kb-surface); }
[data-theme="light"] .section-features { background: #FAFAFE; }

.features-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  align-items: center;
  margin-bottom: 0;
}
.features-visual-wrap {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--kb-border-solid);
}
.features-visual-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  filter: saturate(1.1);
  transition: transform .6s var(--ease-out);
}
.features-visual-wrap:hover .features-visual-img { transform: scale(1.04); }
.features-visual-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(139,92,246,.12) 0%, rgba(6,182,212,.08) 100%);
  pointer-events: none;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.feature-card {
  background: var(--kb-bg);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: transform var(--t-int), border-color var(--t-int), box-shadow var(--t-int);
}
.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--kb-purple);
  box-shadow: 0 0 24px var(--kb-purple-glow);
}
[data-theme="light"] .feature-card { background: #fff; }
.feature-icon-wrap {
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-icon-wrap.purple {
  background: rgba(139,92,246,.15);
  color: var(--kb-purple);
}
.feature-icon-wrap.cyan {
  background: rgba(6,182,212,.12);
  color: var(--kb-cyan);
}
.feature-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
}
.feature-card p {
  color: var(--kb-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
  flex: 1;
}
.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.feature-list li {
  font-size: var(--text-xs);
  color: var(--kb-muted);
  padding-left: var(--space-4);
  position: relative;
}
.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--kb-gradient);
}

/* ── Market ─────────────────────────────────────────────────────── */
.section-market { background: var(--kb-bg); }
.market-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}
.market-metric {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  text-align: center;
  padding: var(--space-8);
  background: var(--kb-surface);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-lg);
}
.metric-num {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.125rem);
  font-weight: 700;
  line-height: 1.15;
}
.metric-label {
  font-size: var(--text-xs);
  color: var(--kb-muted);
  line-height: 1.5;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.metric-label small { display: block; opacity: .7; }

/* Comparison table */
.market-comparison {}
.comparison-header {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--kb-muted);
  margin-bottom: var(--space-4);
}
.comparison-table {
  background: var(--kb-surface);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.comp-note {
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  color: var(--kb-muted);
  text-align: center;
}
.comp-row {
  display: grid;
  grid-template-columns: 1.35fr 1.35fr 1.35fr;
  border-bottom: 1px solid var(--kb-border);
}
.comp-row:last-child { border-bottom: none; }
.comp-header-row {
  background: var(--kb-surface-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--kb-muted);
}
.comp-cell {
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-sm);
  color: var(--kb-muted);
  display: flex;
  align-items: center;
  border-right: 1px solid var(--kb-border);
}
.comp-cell:last-child { border-right: none; }
.comp-label { font-weight: 600; color: var(--kb-text); }
.comp-highlight {
  background: rgba(139,92,246,.06);
  font-weight: 700;
  color: var(--kb-text);
}
.comp-header-row .comp-highlight { color: var(--kb-purple); }
.comp-good { color: var(--kb-success) !important; }
.comp-bad  { color: var(--kb-live); }
.comp-ok   { color: var(--kb-warning); }

/* ── Stack ──────────────────────────────────────────────────────── */
.section-stack { background: var(--kb-surface); }
[data-theme="light"] .section-stack { background: #FAFAFE; }
.stack-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}
.stack-card {
  background: var(--kb-bg);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  transition: border-color var(--t-int), transform var(--t-int);
}
.stack-card:hover { transform: translateY(-2px); border-color: var(--kb-cyan); }
[data-theme="light"] .stack-card { background: #fff; }
.stack-category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--kb-cyan);
  margin-bottom: var(--space-5);
}
.stack-items { display: flex; flex-direction: column; gap: var(--space-4); }
.stack-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}
.stack-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}
.stack-dot.purple { background: var(--kb-purple); }
.stack-dot.cyan   { background: var(--kb-cyan); }
.stack-item strong { display: block; font-size: var(--text-sm); font-weight: 700; margin-bottom: 2px; }
.stack-item small  { display: block; font-size: var(--text-xs); color: var(--kb-muted); }

/* Flow diagram */
.flow-diagram {
  position: relative;
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-xl);
  padding: var(--space-10) var(--space-8);
  overflow: hidden;
}
.flow-diagram-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.flow-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: saturate(0.8);
}
[data-theme="light"] .flow-bg-img { opacity: 0.07; }
.flow-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    var(--kb-bg) 0%,
    rgba(9,9,26,0.82) 40%,
    rgba(9,9,26,0.82) 60%,
    var(--kb-bg) 100%
  );
}
[data-theme="light"] .flow-bg-overlay {
  background: linear-gradient(
    to bottom,
    var(--kb-bg) 0%,
    rgba(240,242,255,0.88) 40%,
    rgba(240,242,255,0.88) 60%,
    var(--kb-bg) 100%
  );
}
.flow-title {
  position: relative;
  z-index: 1;
  text-align: center;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--kb-muted);
  margin-bottom: var(--space-8);
}
.flow-nodes {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.flow-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
  min-width: 80px;
}
.flow-node-icon {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  background: var(--kb-surface);
  border: 1px solid var(--kb-border-solid);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--kb-purple);
  transition: box-shadow .3s, transform .3s var(--ease-out);
  position: relative;
}
.flow-node:hover .flow-node-icon {
  transform: translateY(-3px);
}
.flow-node-icon.pulse-purple {
  animation: node-pulse-purple 3s ease-in-out infinite;
}
.flow-node-icon.pulse-cyan {
  color: var(--kb-cyan);
  animation: node-pulse-cyan 3s ease-in-out infinite;
}
@keyframes node-pulse-purple {
  0%,100% { box-shadow: 0 0 0 0 rgba(139,92,246,0); }
  50% { box-shadow: 0 0 0 8px rgba(139,92,246,0); }
  25% { box-shadow: 0 0 12px 3px rgba(139,92,246,.35); }
}
@keyframes node-pulse-cyan {
  0%,100% { box-shadow: 0 0 0 0 rgba(6,182,212,0); }
  25% { box-shadow: 0 0 12px 3px rgba(6,182,212,.35); }
}
.flow-node span {
  font-size: .7rem;
  color: var(--kb-muted);
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.flow-arrow {
  width: 80px;
  flex-shrink: 0;
}
.flow-arrow svg { width: 100%; }
.arrow-track { stroke-dasharray: none; }
@keyframes flow-anim {
  0% { stroke-dashoffset: 80; }
  100% { stroke-dashoffset: 0; }
}
.arrow-path {
  stroke-dasharray: 80;
  animation: flow-anim 1.8s linear infinite;
}

/* Throughput bar */
.flow-throughput {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--kb-border);
}
.throughput-label {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--kb-muted);
  flex-shrink: 0;
  white-space: nowrap;
}
.throughput-bar-wrap {
  flex: 1;
  height: 5px;
  background: var(--kb-border-solid);
  border-radius: var(--r-full);
  overflow: hidden;
}
.throughput-bar {
  height: 100%;
  width: 72%;
  background: var(--kb-gradient);
  border-radius: var(--r-full);
  animation: throughput-pulse 2s ease-in-out infinite alternate;
}
@keyframes throughput-pulse {
  from { width: 65%; }
  to   { width: 82%; }
}
.throughput-value {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--kb-cyan);
  flex-shrink: 0;
}

/* ── Invest ─────────────────────────────────────────────────────── */
.section-invest {
  background: var(--kb-bg);
  position: relative;
  overflow: hidden;
}
.invest-bg { position: absolute; inset: 0; pointer-events: none; }
.invest-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .4;
}
.invest-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(139,92,246,.5) 0%, transparent 70%);
  top: -20%;
  right: -10%;
}
.invest-orb-2 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(6,182,212,.4) 0%, transparent 70%);
  bottom: -10%;
  left: -5%;
}
.invest-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--space-6);
  max-width: 22ch;
  position: relative;
  z-index: 1;
}
.invest-sub {
  font-size: var(--text-lg);
  color: var(--kb-muted);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: var(--space-12);
  position: relative;
  z-index: 1;
}
.invest-cards {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: var(--space-6);
  position: relative;
  z-index: 1;
  margin-bottom: var(--space-12);
}
.invest-card {
  background: var(--kb-surface);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: transform var(--t-int), border-color var(--t-int);
}
.invest-card:hover { transform: translateY(-3px); }
.invest-card-featured {
  border-color: rgba(139,92,246,.5);
  background: rgba(139,92,246,.08);
  box-shadow: 0 0 40px var(--kb-purple-glow);
}
.invest-card-featured:hover { border-color: var(--kb-purple); }
.invest-card-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
  background: var(--kb-cyan-glow);
  color: var(--kb-cyan);
}
.invest-card-icon svg { width: 22px; height: 22px; }
.invest-card h3 { font-size: var(--text-lg); font-weight: 700; }
.invest-card p { color: var(--kb-muted); font-size: var(--text-sm); line-height: 1.65; flex: 1; }
.invest-contact {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-sm);
  color: var(--kb-muted);
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}
.contact-email {
  font-weight: 600;
  color: var(--kb-purple);
  transition: color var(--t-int);
}
.contact-email:hover { color: var(--kb-cyan); }

/* ── Footer ─────────────────────────────────────────────────────── */
.footer {
  background: var(--kb-surface);
  border-top: 1px solid var(--kb-border);
  padding-block: var(--space-10);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-6);
}
.footer-brand { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-tagline { font-size: var(--text-xs); color: var(--kb-muted); }
.footer-links {
  display: flex;
  gap: var(--space-6);
}
.footer-links a {
  font-size: var(--text-sm);
  color: var(--kb-muted);
  transition: color var(--t-int);
}
.footer-links a:hover { color: var(--kb-purple); }
.footer-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-align: right;
  font-size: var(--text-xs);
  color: var(--kb-muted);
}

/* ── Partners ──────────────────────────────────────────────────── */
.section-partners {
  overflow: hidden;
  padding-bottom: var(--space-16);
}
.partners-track-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin: var(--space-12) 0 var(--space-10);
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}
.partners-track {
  display: flex;
  gap: var(--space-6);
  width: max-content;
  animation: marquee 28s linear infinite;
}
.partners-track-wrap:hover .partners-track {
  animation-play-state: paused;
}
@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.partner-card {
  flex-shrink: 0;
  width: 200px;
  height: 90px;
  border-radius: 12px;
  border: 1px solid rgba(139,92,246,0.18);
  background: var(--kb-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-4);
  overflow: hidden;
  transition: border-color .3s, box-shadow .3s;
  cursor: default;
}
.partner-card:hover {
  border-color: rgba(139,92,246,0.45);
  box-shadow: 0 0 18px rgba(139,92,246,0.12);
}
[data-theme="light"] .partner-card {
  background: #fff;
  border-color: rgba(124,58,237,0.14);
}
.partner-name {
  font-family: var(--font-display);
  font-size: clamp(.8rem, 1.6vw, .95rem);
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.25;
  color: var(--kb-muted);
  max-width: 100%;
  overflow-wrap: break-word;
  hyphens: manual;
  transition: color var(--t-int);
}
.partner-card:hover .partner-name { color: var(--kb-text); }
.partners-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  padding: 0 var(--space-6);
  text-align: center;
}
.partners-cta p {
  color: var(--kb-muted);
  font-size: var(--text-base);
  margin: 0;
}

/* ── Founders ──────────────────────────────────────────────────── */
.section-founders { background: var(--kb-surface); }
[data-theme="light"] .section-founders { background: #FAFAFE; }

.founders-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.founder-card {
  background: var(--kb-bg);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-5);
  transition: transform var(--t-int), border-color var(--t-int), box-shadow var(--t-int);
}
.founder-card:hover {
  transform: translateY(-4px);
  border-color: var(--kb-purple);
  box-shadow: 0 0 32px var(--kb-purple-glow);
}
[data-theme="light"] .founder-card { background: #fff; }
[data-theme="light"] .founder-card:hover { box-shadow: 0 0 24px rgba(124,58,237,.15); }

.founder-avatar {
  position: relative;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: var(--kb-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 3px; /* creates the gradient border ring around photo */
  overflow: hidden;
}
.founder-avatar.cyan {
  background: var(--kb-gradient-r);
}

.founder-avatar-glow {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: var(--kb-purple-glow);
  filter: blur(16px);
  z-index: -1;
  opacity: 0;
  transition: opacity .3s var(--ease-out);
}
.founder-avatar-glow.cyan {
  background: var(--kb-cyan-glow);
}
.founder-card:hover .founder-avatar-glow { opacity: 1; }

.founder-initials {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: .04em;
  user-select: none;
}

/* Photo replaces initials */
.founder-photo {
  width: calc(100% - 6px);
  height: calc(100% - 6px);
  object-fit: cover;
  object-position: center top;
  border-radius: 50%;
  display: block;
  margin: 3px;
  transition: transform .45s var(--ease-out);
  position: relative;
  z-index: 1;
}
.founder-card:hover .founder-photo { transform: scale(1.07); }

.founder-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  flex: 1;
  width: 100%;
}

.founder-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--kb-text);
  line-height: 1.2;
}

.founder-role {
  display: inline-block;
  padding: .25rem .75rem;
  border-radius: var(--r-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  background: rgba(139,92,246,.12);
  color: var(--kb-purple);
  border: 1px solid rgba(139,92,246,.25);
}

.founder-bio {
  font-size: var(--text-sm);
  color: var(--kb-muted);
  line-height: 1.65;
}

.founder-linkedin {
  margin-top: auto;
}
.founder-linkedin svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ── LinkedIn CTA ───────────────────────────────────────────────── */
.linkedin-cta {
  max-width: 720px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: clamp(var(--space-4), 3vw, var(--space-8));
  background: var(--kb-surface);
  border: 1px solid var(--kb-border-solid);
  border-radius: var(--r-xl);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-card);
}
[data-theme="light"] .linkedin-cta { background: #fff; }

.linkedin-cta-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: var(--r-lg);
  background: var(--kb-gradient);
  color: #fff;
  box-shadow: 0 0 24px var(--kb-purple-glow);
}

.linkedin-cta-text { flex: 1; }

.linkedin-cta-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-2);
}

.linkedin-cta-sub {
  font-size: var(--text-sm);
  color: var(--kb-muted);
}

.footer-social {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--kb-muted);
  transition: color var(--t-int);
}
.footer-social:hover { color: var(--kb-cyan); }

/* ── btn-sm (header CTA) ────────────────────────────────────────── */
.btn-sm {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: .45rem 1.1rem;
  border-radius: var(--r-full);
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .02em;
  background: var(--kb-gradient);
  color: #fff;
  transition: transform var(--t-int), box-shadow var(--t-int);
  white-space: nowrap;
}
.btn-sm:hover { transform: translateY(-1px); box-shadow: 0 0 20px var(--kb-purple-glow); }

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-layout    { grid-template-columns: 1fr; }
  /* texto primeiro, mockup depois no tablet/mobile */
  .hero-mockup-wrap { order: 2; }
  .hero-content     { order: 1; }
  .features-header { grid-template-columns: 1fr; }
  .features-visual-wrap { max-height: 220px; }
  .features-grid  { grid-template-columns: repeat(2, 1fr); }
  .stack-grid     { grid-template-columns: repeat(2, 1fr); }
  .market-metrics { grid-template-columns: repeat(2, 1fr); }
  .founders-grid  { grid-template-columns: repeat(2, 1fr); }
  .comp-row { grid-template-columns: 1.2fr 1.2fr 1.2fr; }
}

@media (max-width: 768px) {
  /* Header */
  .nav { display: none; }
  .logo-text { display: none; }  /* só ícone no mobile */
  .header-actions { gap: var(--space-2); }
  .header-actions .btn-sm { display: none; }
  .menu-toggle { display: flex; }
  .header-inner { gap: var(--space-3); padding: 0 var(--space-4); }

  /* Hero */
  .hero { padding-top: 100px; padding-bottom: var(--space-16); }
  .hero-layout      { grid-template-columns: 1fr; gap: var(--space-6); text-align: center; }
  .hero-content     { order: 1; }
  .hero-mockup-wrap { order: 2; max-width: 480px; margin: 0 auto; width: 100%; }
  .hero-cta         { justify-content: center; }
  .badge-row        { justify-content: center; }
  .hero-stats       { justify-content: center; gap: var(--space-6); flex-wrap: wrap; }
  .stat-divider     { display: none; }
  .hero-title       { font-size: clamp(1.85rem, 6vw, 2.5rem); max-width: none; }
  .hero-sub         { font-size: var(--text-base); margin-inline: auto; }

  /* Mockup */
  .hero-mockup      { transform: none !important; width: 100%; max-width: 100%; }
  .mockup-body      { min-height: 160px; }
  .mockup-sidebar   { display: none; } /* esconde sidebar no mobile para ganhar espaço */
  .mockup-main      { padding: var(--space-3) var(--space-4); }

  /* Sections */
  .features-header  { grid-template-columns: 1fr; }
  .features-visual-wrap { display: none; }
  .features-grid    { grid-template-columns: 1fr; }
  .two-col-grid     { grid-template-columns: 1fr; }
  .invest-cards     { grid-template-columns: 1fr; }
  .stack-grid       { grid-template-columns: 1fr 1fr; }
  .market-metrics   { grid-template-columns: repeat(2, 1fr); }
  .founders-grid    { grid-template-columns: 1fr; }
  .linkedin-cta     { flex-direction: column; text-align: center; }
  .scroll-indicator { display: none; }

  /* Signal flow */
  .flow-nodes       { gap: var(--space-1); }
  .flow-arrow       { width: 32px; }
  .flow-node        { min-width: 56px; }
  .flow-node-icon   { width: 40px; height: 40px; font-size: 1rem; }

  /* Solution */
  .solution-card-content { flex-direction: column; gap: var(--space-4); }

  /* Comparison table */
  .comp-row { grid-template-columns: 1fr 1fr 1fr; }
  .comp-cell { padding: var(--space-3) var(--space-4); font-size: var(--text-xs); }

  /* Partners */
  .partner-card     { width: 160px; height: 80px; }
  .partners-cta     { flex-direction: column; gap: var(--space-3); }

  /* Footer */
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-meta { text-align: left; }
}

@media (max-width: 480px) {
  /* Header: mostrar só logo + hamburger + lang */
  .lang-switcher    { display: none; }
  .theme-toggle     { display: none; }
  .header-inner     { padding: 0 var(--space-3); }

  /* Hero */
  .hero-title       { font-size: clamp(1.75rem, 7.5vw, 2.15rem); }
  .hero-stats       { flex-direction: row; flex-wrap: wrap; gap: var(--space-4); justify-content: center; }
  .stat-item        { min-width: 100px; text-align: center; }

  /* Grids */
  .stack-grid     { grid-template-columns: 1fr; }
  .market-metrics { grid-template-columns: repeat(2, 1fr); }

  /* Signal flow */
  .flow-nodes { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--space-4); justify-items: center; }
  .flow-arrow { display: none; }

  /* Mockup */
  .hero-mockup { transform: none; }
  .mockup-outputs { flex-wrap: wrap; gap: 4px; }

  /* Partners */
  .partner-card { width: 148px; height: 76px; }
}

/* ── Light mode overrides — founders + form ─────────────────────── */
[data-theme="light"] .founder-role {
  background: rgba(124,58,237,.1);
  color: var(--kb-purple);
  border-color: rgba(124,58,237,.2);
}
[data-theme="light"] .linkedin-cta {
  box-shadow: 0 4px 32px rgba(0,0,0,.06);
}

/* ── Light mode overrides ────────────────────────────────────────── */
[data-theme="light"] .hero-orb-1 { opacity: .35; }
[data-theme="light"] .hero-orb-2 { opacity: .25; }
[data-theme="light"] .hero-grid  { opacity: .4; }
[data-theme="light"] .invest-orb-1 { opacity: .2; }
[data-theme="light"] .invest-orb-2 { opacity: .15; }
[data-theme="light"] .section-market { background: var(--kb-bg); }
[data-theme="light"] .problem-card { background: rgba(239,68,68,.04); }
[data-theme="light"] .problem-card h3 { color: #DC2626; }
[data-theme="light"] .market-metric { background: #fff; }
[data-theme="light"] .comp-row { background: transparent; }
[data-theme="light"] .comp-header-row { background: #F0F2FF; }
[data-theme="light"] .comparison-table { background: #fff; }
[data-theme="light"] .hero-mockup { box-shadow: 0 8px 48px rgba(124,58,237,.2), 0 2px 16px rgba(0,0,0,.08); }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}