/* =========================================================
   BREWCONTROL — LANDING v2
   Industrial Cinematográfico · Dark · Cobre
   ========================================================= */

:root {
  /* Paleta base — profunda, neutra, metálica */
  --ink-000: #050508;
  --ink-050: #0A0A10;
  --ink-100: #0E0E16;
  --ink-200: #14141E;
  --ink-300: #1A1A26;
  --ink-400: #222230;
  --ink-500: #2D2D3E;
  --ink-600: #3C3C50;

  --fog-100: #E8E8EE;
  --fog-200: #C9C9D4;
  --fog-400: #8A8A9A;
  --fog-600: #5A5A6A;

  /* Cobre premium (acento único) */
  --copper-50:  oklch(0.92 0.04 55);
  --copper-200: oklch(0.80 0.10 55);
  --copper-400: oklch(0.68 0.14 55);
  --copper-500: oklch(0.60 0.15 52);
  --copper-600: oklch(0.50 0.14 48);
  --copper-glow: oklch(0.68 0.14 55 / 0.35);

  /* Âmbar herdado (ponte de marca com o app) */
  --amber-400: #FBBF24;
  --amber-500: #F59E0B;
  --amber-dim: rgba(251,191,36,0.12);

  /* Status (sutis) */
  --status-ok:   oklch(0.76 0.14 155);
  --status-warn: oklch(0.78 0.14 85);
  --status-hot:  oklch(0.70 0.20 35);
  --status-cool: oklch(0.72 0.12 220);

  /* Superfícies metálicas — gradients reutilizáveis */
  --metal-brushed:
    linear-gradient(180deg, #1C1C28 0%, #14141E 55%, #0E0E16 100%);
  --metal-brushed-soft:
    linear-gradient(180deg, #181822 0%, #101018 100%);
  --metal-light:
    linear-gradient(180deg, #2A2A3A 0%, #1C1C28 100%);

  /* Luz volumétrica — glows */
  --vol-copper: radial-gradient(ellipse at 50% 40%, var(--copper-glow) 0%, transparent 65%);
  --vol-amber:  radial-gradient(ellipse at 50% 50%, rgba(251,191,36,0.22) 0%, transparent 60%);

  /* Tipografia */
  --f-display: 'Cabinet Grotesk', system-ui, sans-serif;
  --f-body:    'Satoshi', system-ui, sans-serif;
  --f-mono:    'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;

  --text-xs:   clamp(0.72rem, 0.68rem + 0.18vw, 0.82rem);
  --text-sm:   clamp(0.86rem, 0.80rem + 0.28vw, 1.0rem);
  --text-md:   clamp(1.0rem,  0.94rem + 0.3vw, 1.15rem);
  --text-lg:   clamp(1.2rem,  1.05rem + 0.7vw, 1.6rem);
  --text-xl:   clamp(1.6rem,  1.2rem  + 1.6vw, 2.6rem);
  --text-2xl:  clamp(2.2rem,  1.4rem  + 3.2vw, 4.2rem);
  --text-3xl:  clamp(2.8rem,  1.4rem  + 5.5vw, 6.6rem);

  --s-1: 0.25rem; --s-2: 0.5rem; --s-3: 0.75rem; --s-4: 1rem;
  --s-5: 1.25rem; --s-6: 1.5rem; --s-8: 2rem; --s-10: 2.5rem;
  --s-12: 3rem; --s-16: 4rem; --s-20: 5rem; --s-24: 6rem; --s-32: 8rem;

  --r-sm: 6px; --r-md: 10px; --r-lg: 16px; --r-xl: 22px;

  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --dur-1: 180ms;
  --dur-2: 380ms;
  --dur-3: 700ms;

  --w-narrow: 680px;
  --w-default: 1080px;
  --w-wide: 1280px;

  /* Intensidade animações (controlável via Tweaks) */
  --fx-intensity: 1;
}

/* =========================================================
   Reset
   ========================================================= */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; scroll-padding-top:72px; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; }
body {
  background: var(--ink-000);
  color: var(--fog-100);
  font-family: var(--f-body);
  font-size: var(--text-md);
  line-height: 1.55;
  overflow-x: hidden;
  font-feature-settings: 'ss01' on, 'cv11' on;
}
img,svg,video { display:block; max-width:100%; }
button { font: inherit; cursor:pointer; background:none; border:none; color:inherit; }
a { color: inherit; text-decoration: none; }
input, textarea { font: inherit; color: inherit; }

::selection { background: var(--copper-400); color: var(--ink-000); }

/* Utility containers */
.wrap { width: 100%; max-width: var(--w-wide); margin: 0 auto; padding: 0 clamp(1rem, 3vw, 2.5rem); }
.wrap-narrow { max-width: var(--w-default); }
.wrap-slim { max-width: var(--w-narrow); }

/* Headings */
h1,h2,h3,h4 { font-family: var(--f-display); font-weight: 800; letter-spacing: -0.02em; line-height: 1.02; }

/* Film grain overlay — performance-friendly */
.grain {
  position: fixed; inset: 0; z-index: 100; pointer-events: none;
  opacity: 0.35; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 240 240' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='1.2' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.35 0'/></filter><rect width='240' height='240' filter='url(%23n)'/></svg>");
  background-size: 240px 240px;
}

/* Scanlines (sutil, só em superfícies específicas) */
.scanlines::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: repeating-linear-gradient(0deg, rgba(255,255,255,0.02) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay; opacity: 0.6;
}

/* =========================================================
   Labels & small UI
   ========================================================= */
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper-200);
  padding: 0.4rem 0.75rem;
  border: 1px solid oklch(0.68 0.14 55 / 0.25);
  border-radius: 999px;
  background: oklch(0.68 0.14 55 / 0.05);
}
.eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 999px;
  background: var(--copper-400);
  box-shadow: 0 0 10px var(--copper-glow);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.8); } }

.section-label {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fog-400);
  display: inline-flex; align-items: center; gap: var(--s-3);
  margin-bottom: var(--s-4);
}
.section-label::before {
  content: ""; width: 28px; height: 1px; background: var(--copper-400);
}

.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: 0.9rem 1.3rem;
  border-radius: var(--r-md);
  transition: all var(--dur-1) var(--ease);
  white-space: nowrap;
  position: relative;
}
.btn-primary {
  background: linear-gradient(180deg, var(--copper-400), var(--copper-600));
  color: var(--ink-000);
  box-shadow:
    inset 0 1px 0 oklch(0.95 0.05 55 / 0.6),
    0 1px 0 var(--ink-000),
    0 8px 24px -4px var(--copper-glow);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow:
    inset 0 1px 0 oklch(0.95 0.05 55 / 0.8),
    0 1px 0 var(--ink-000),
    0 12px 32px -4px var(--copper-glow);
}
.btn-ghost {
  color: var(--fog-100);
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.02);
}
.btn-ghost:hover {
  border-color: var(--copper-400);
  color: var(--copper-200);
}
.btn-outline {
  color: var(--fog-100);
  border: 1px solid rgba(255,255,255,0.15);
  background: transparent;
}
.btn-outline:hover { border-color: var(--copper-400); color: var(--copper-200); }
.btn-full { width: 100%; }

/* =========================================================
   Header
   ========================================================= */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  background: rgba(5,5,8,0.72);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: var(--s-8);
}
.brand {
  display: flex; align-items: center; gap: 0.7rem;
}
.brand-mark {
  width: 32px; height: 32px; display: grid; place-items: center;
  background: linear-gradient(180deg, var(--copper-400), var(--copper-600));
  color: var(--ink-000);
  border-radius: 8px;
  font-family: var(--f-display); font-weight: 900;
  box-shadow: inset 0 1px 0 oklch(0.92 0.05 55 / 0.6), 0 2px 6px rgba(0,0,0,0.4);
}
.brand-text {
  display: flex; flex-direction: column; line-height: 1;
}
.brand-name {
  font-family: var(--f-display); font-weight: 800; letter-spacing: 0.1em;
  font-size: 0.92rem; color: var(--fog-100);
}
.brand-tag {
  font-family: var(--f-mono); font-size: 0.62rem; letter-spacing: 0.2em;
  color: var(--fog-600); margin-top: 3px;
}
.nav { display: flex; gap: var(--s-6); }
.nav a {
  font-size: 0.88rem; color: var(--fog-200);
  padding: 0.4rem 0; transition: color var(--dur-1) var(--ease);
  position: relative;
}
.nav a:hover { color: var(--copper-200); }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: var(--copper-400);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-2) var(--ease);
}
.nav a:hover::after { transform: scaleX(1); }
.menu-toggle { display: none; }

@media (max-width: 900px) {
  .nav { display: none; }
  .brand-tag { display: none; }
  .header-inner .btn-primary { display: none; }
  .menu-toggle { display: grid; place-items: center; width: 40px; height: 40px; color: var(--fog-100); border: 1px solid rgba(255,255,255,0.1); border-radius: 8px; }
}

/* =========================================================
   Sections
   ========================================================= */
.section { position: relative; padding: clamp(4rem, 8vw, 8rem) 0; }
.section-hd { margin-bottom: clamp(2rem, 4vw, 4rem); }
.section-title {
  font-size: var(--text-2xl);
  max-width: 22ch;
  text-wrap: balance;
  color: var(--fog-100);
}
.section-title .accent { color: var(--copper-400); font-style: italic; font-weight: 700; }
.section-sub {
  margin-top: var(--s-5);
  color: var(--fog-400);
  font-size: var(--text-md);
  max-width: 56ch;
  text-wrap: pretty;
}

/* =========================================================
   HERO — split cinematográfico
   ========================================================= */
.hero { position: relative; padding-top: 120px; padding-bottom: 60px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
}
.hero-bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(1000px 600px at 80% 20%, oklch(0.68 0.14 55 / 0.14), transparent 60%),
    radial-gradient(700px 500px at 10% 80%, rgba(251,191,36,0.08), transparent 55%);
}
.hero-bg::after {
  /* Grade técnica sutil */
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 40%, rgba(0,0,0,0.9), transparent 80%);
}

.hero-grid {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; } }

.hero-copy { max-width: 640px; }
.hero-title {
  font-size: var(--text-3xl);
  line-height: 0.98;
  font-weight: 900;
  margin-top: var(--s-6);
  text-wrap: balance;
}
.hero-title .line-2 { color: var(--copper-400); font-style: italic; font-weight: 800; }
.hero-sub {
  margin-top: var(--s-6);
  color: var(--fog-200);
  font-size: var(--text-md);
  max-width: 52ch;
  line-height: 1.6;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--s-4); margin-top: var(--s-8); }

.hero-telemetry {
  margin-top: var(--s-10);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-5);
  padding-top: var(--s-6);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.tele-item .tele-label {
  font-family: var(--f-mono); font-size: 0.68rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--fog-600); margin-bottom: var(--s-1);
}
.tele-item .tele-value {
  font-family: var(--f-display); font-weight: 800; font-size: 1.8rem; line-height: 1;
  color: var(--fog-100);
}
.tele-item .tele-unit {
  font-family: var(--f-mono); color: var(--fog-400); font-size: 0.8rem; margin-left: 4px;
}

/* Canvas industrial (lado direito do hero) */
.hero-canvas {
  position: relative;
  aspect-ratio: 5 / 6;
  max-height: 720px;
  border-radius: var(--r-xl);
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 30%, oklch(0.22 0.03 55) 0%, var(--ink-100) 50%, var(--ink-050) 100%);
  border: 1px solid rgba(255,255,255,0.07);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.06),
    0 30px 80px -20px rgba(0,0,0,0.9);
}

/* Overlay do dashboard sobreposto na metade inferior direita */
.hero-app-float {
  position: absolute;
  right: -4%;
  bottom: -2%;
  width: 58%;
  z-index: 5;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.7));
  animation: float-up 6s var(--ease) infinite;
}
@keyframes float-up {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.hud-bar {
  position: absolute; top: 14px; left: 14px; right: 14px; z-index: 4;
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--f-mono); font-size: 0.66rem;
  color: var(--fog-400);
  letter-spacing: 0.15em; text-transform: uppercase;
  padding: 0.5rem 0.7rem;
  background: rgba(5,5,8,0.55);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
}
.hud-dot { width: 6px; height: 6px; border-radius: 999px; background: var(--copper-400); box-shadow: 0 0 10px var(--copper-glow); animation: pulse 2s infinite; }
.hud-group { display: flex; align-items: center; gap: 0.6rem; }

.hud-footer {
  position: absolute; bottom: 14px; left: 14px; right: 14px; z-index: 4;
  display: flex; gap: var(--s-3);
  padding: 0.5rem 0.7rem;
  background: rgba(5,5,8,0.55);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  font-family: var(--f-mono); font-size: 0.62rem;
  color: var(--fog-400);
  letter-spacing: 0.15em; text-transform: uppercase;
  flex-wrap: wrap;
}
.hud-footer .kv b { color: var(--fog-100); font-weight: 600; }

/* =========================================================
   Factory Floor — fábrica animada (SVG + CSS)
   ========================================================= */
.factory {
  position: absolute; inset: 0;
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 60px 30px 80px;
}
.factory svg { width: 100%; height: 100%; }
.ff-plant { width: 100%; height: 100%; }

/* Vapor / steam */
.steam {
  position: absolute;
  width: 80px; height: 140px;
  filter: blur(18px);
  opacity: calc(0.55 * var(--fx-intensity));
  pointer-events: none;
}
.steam span {
  position: absolute; bottom: 0; left: 50%;
  width: 50px; height: 50px;
  background: radial-gradient(circle, rgba(255,255,255,0.9) 0%, transparent 70%);
  border-radius: 50%;
  transform: translateX(-50%) scale(0);
  animation: steam-rise 4s ease-out infinite;
}
.steam span:nth-child(2) { animation-delay: 1s; left: 40%; }
.steam span:nth-child(3) { animation-delay: 2s; left: 60%; }
.steam span:nth-child(4) { animation-delay: 3s; left: 45%; }
@keyframes steam-rise {
  0% { transform: translate(-50%, 0) scale(0); opacity: 0; }
  15% { opacity: 0.9; }
  100% { transform: translate(-50%, -160px) scale(2); opacity: 0; }
}

/* Bubbles CO2 no fermentador */
.bubbles { position: absolute; inset: 0; overflow: hidden; }
.bubbles i {
  position: absolute; bottom: -10px;
  width: 8px; height: 8px;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.85), rgba(255,255,255,0.35) 40%, transparent 70%);
  border-radius: 50%;
  opacity: calc(0.9 * var(--fx-intensity));
  animation: bubble-up linear infinite;
}
@keyframes bubble-up {
  0% { transform: translate(0, 0) scale(0.3); opacity: 0; }
  10% { opacity: 0.9; }
  80% { opacity: 0.9; }
  100% { transform: translate(var(--dx, 0), -240px) scale(1); opacity: 0; }
}

/* Beer fill (inside tank) */
.beer-fill {
  position: absolute;
  background:
    linear-gradient(180deg, oklch(0.78 0.16 75) 0%, oklch(0.62 0.15 55) 100%);
  box-shadow: inset 0 -10px 20px rgba(0,0,0,0.35);
}
.beer-fill::before {
  content: ""; position: absolute; top: -6px; left: 0; right: 0; height: 12px;
  background: repeating-linear-gradient(
    -20deg,
    oklch(0.95 0.08 85) 0 8px,
    oklch(0.90 0.1 80) 8px 16px
  );
  border-radius: 40% 40% 0 0 / 10px;
  filter: blur(1px);
  opacity: 0.85;
  animation: foam 5s linear infinite;
}
@keyframes foam {
  0% { transform: translateX(0); }
  100% { transform: translateX(-24px); }
}

/* Beer stream (tap) */
.stream {
  position: absolute;
  width: 6px;
  background: linear-gradient(180deg,
    oklch(0.75 0.16 75 / 0.7),
    oklch(0.62 0.15 55 / 0.85));
  border-radius: 3px;
  box-shadow: 0 0 8px oklch(0.70 0.15 60 / 0.5);
  animation: stream-flow 1s linear infinite;
  pointer-events: none;
}
@keyframes stream-flow {
  0% { opacity: 0.7; transform: scaleY(0.95); }
  50% { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0.7; transform: scaleY(0.95); }
}

/* Grain particles */
.grains { position: absolute; inset: 0; pointer-events: none; overflow: hidden; opacity: calc(0.6 * var(--fx-intensity)); }
.grains i {
  position: absolute;
  width: 3px; height: 5px;
  background: oklch(0.72 0.12 75);
  border-radius: 50%;
  animation: grain-fall linear infinite;
}
@keyframes grain-fall {
  0% { transform: translate(0, -20px) rotate(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translate(var(--dx, 20px), calc(var(--fall, 600px))) rotate(360deg); opacity: 0; }
}

/* Pressure gauge */
@keyframes gauge-needle {
  0%, 100% { transform: rotate(-20deg); }
  50% { transform: rotate(32deg); }
}

/* Rotating gear */
@keyframes gear-rotate { to { transform: rotate(360deg); } }

/* Flicker for warning lamps */
@keyframes flicker {
  0%, 18%, 22%, 25%, 53%, 57%, 100% { opacity: 1; }
  20%, 24%, 55% { opacity: 0.4; }
}

/* =========================================================
   App preview mini (sobreposto ao hero)
   ========================================================= */
.app-mini {
  position: relative;
  background: var(--metal-brushed);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 20px 60px -10px rgba(0,0,0,0.8);
}
.app-mini .bar {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 12px;
  background: rgba(0,0,0,0.35);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.app-mini .bar span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.15); }
.app-mini .bar .url {
  margin-left: auto; font-family: var(--f-mono); font-size: 0.65rem;
  color: var(--fog-600); letter-spacing: 0.1em;
}
.app-mini .screen {
  display: grid; grid-template-columns: 70px 1fr;
  min-height: 220px;
}
.app-mini .side {
  background: rgba(0,0,0,0.25);
  padding: 12px 8px;
  display: flex; flex-direction: column; gap: 6px;
  border-right: 1px solid rgba(255,255,255,0.04);
}
.app-mini .side b {
  font-family: var(--f-mono); font-size: 0.55rem;
  color: var(--copper-400); letter-spacing: 0.15em; margin-bottom: 6px;
}
.app-mini .side u {
  text-decoration: none;
  display: block; height: 8px; border-radius: 3px;
  background: rgba(255,255,255,0.08);
}
.app-mini .side u.on { background: var(--copper-400); }
.app-mini .main { padding: 14px; display: grid; grid-template-rows: auto 1fr; gap: 10px; }
.app-mini .main .head {
  display: flex; justify-content: space-between; align-items: flex-end;
}
.app-mini .main .head b {
  font-family: var(--f-display); font-weight: 800; font-size: 0.95rem; color: var(--fog-100);
}
.app-mini .main .head .sub { font-family: var(--f-mono); font-size: 0.55rem; color: var(--fog-600); letter-spacing: 0.15em; }
.app-mini .cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.app-mini .card {
  border-radius: 8px; padding: 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.05);
  display: flex; flex-direction: column; justify-content: space-between;
  min-height: 80px;
}
.app-mini .card b { font-family: var(--f-mono); font-size: 0.55rem; color: var(--fog-400); letter-spacing: 0.15em; }
.app-mini .card u { text-decoration: none; font-family: var(--f-display); font-size: 1rem; color: var(--copper-400); font-weight: 800; }

/* =========================================================
   PROBLEMS / DIFERENCIAIS — denso, minimal
   ========================================================= */
.prob-grid, .diff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.prob-card, .diff-item {
  background: var(--ink-050);
  padding: clamp(1.25rem, 2vw, 2rem);
  transition: background var(--dur-2) var(--ease);
}
.prob-card:hover, .diff-item:hover { background: var(--ink-100); }
.prob-card h3, .diff-item h3 {
  font-size: 1.15rem; color: var(--fog-100); margin: 0.6rem 0 0.4rem;
}
.prob-card p, .diff-item p {
  color: var(--fog-400); font-size: 0.92rem; line-height: 1.55;
}
.prob-icon {
  width: 36px; height: 36px; display: grid; place-items: center;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--copper-400);
  background: rgba(255,255,255,0.02);
}
.diff-num {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--copper-400);
  margin-bottom: var(--s-3);
}

/* =========================================================
   MODULES — cards industriais
   ========================================================= */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}
.mod-card {
  position: relative;
  padding: 1.5rem;
  background: var(--metal-brushed-soft);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--r-lg);
  transition: border-color var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
  overflow: hidden;
}
.mod-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.14), transparent);
}
.mod-card:hover { border-color: oklch(0.68 0.14 55 / 0.4); transform: translateY(-2px); }
.mod-card.featured {
  grid-column: span 2;
  background:
    radial-gradient(circle at 100% 0%, oklch(0.68 0.14 55 / 0.1), transparent 50%),
    var(--metal-brushed);
  border-color: oklch(0.68 0.14 55 / 0.25);
}
@media (max-width: 700px) { .mod-card.featured { grid-column: span 1; } }
.mod-head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.mod-icon {
  width: 44px; height: 44px; display: grid; place-items: center;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  color: var(--copper-400);
}
.mod-tag {
  font-family: var(--f-mono); font-size: 0.62rem; letter-spacing: 0.2em;
  color: var(--copper-400);
  padding: 0.25rem 0.5rem;
  border: 1px solid oklch(0.68 0.14 55 / 0.3);
  border-radius: 4px;
}
.mod-title { font-size: 1.3rem; color: var(--fog-100); margin-bottom: 0.4rem; }
.mod-desc { color: var(--fog-400); font-size: 0.92rem; line-height: 1.55; }
.mod-list {
  margin-top: 1rem;
  display: flex; flex-direction: column; gap: 0.5rem;
  list-style: none;
}
.mod-list li {
  padding-left: 1.2rem;
  position: relative;
  color: var(--fog-200); font-size: 0.87rem;
}
.mod-list li::before {
  content: "/"; position: absolute; left: 0; top: 0;
  color: var(--copper-400); font-family: var(--f-mono); font-weight: 700;
}

/* =========================================================
   DEMO — screenshots com moldura
   ========================================================= */
.demo-tabs {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem;
  padding: 0.4rem;
  background: var(--ink-100);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  width: fit-content;
}
.demo-tab {
  font-family: var(--f-mono); font-size: 0.72rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--fog-400);
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  transition: all var(--dur-1) var(--ease);
}
.demo-tab:hover { color: var(--fog-100); }
.demo-tab.active {
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  color: var(--copper-200);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.demo-stage {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 2rem;
  align-items: center;
}
@media (max-width: 900px) { .demo-stage { grid-template-columns: 1fr; } }

.demo-panel { display: none; }
.demo-panel.active { display: grid; grid-template-columns: subgrid; grid-column: 1 / -1; animation: fade-in var(--dur-3) var(--ease); }
@keyframes fade-in { from { opacity: 0; transform: translateY(10px);} to { opacity: 1; transform: none; } }

.demo-frame {
  position: relative;
  background: var(--metal-brushed);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.9);
}
.demo-frame::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 38px;
  background: linear-gradient(180deg, #202030, #14141E);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  z-index: 2;
}
.demo-frame::after {
  content: ""; position: absolute; top: 14px; left: 14px; width: 10px; height: 10px;
  border-radius: 999px; background: #3a3a4a; z-index: 3;
  box-shadow: 18px 0 0 #3a3a4a, 36px 0 0 #3a3a4a;
}
.demo-frame img {
  display: block; width: 100%; height: auto;
  margin-top: 38px;
}

.demo-caption .cap-badge {
  display: inline-block; font-family: var(--f-mono); font-size: 0.68rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--copper-200);
  padding: 0.3rem 0.6rem; border: 1px solid oklch(0.68 0.14 55 / 0.3);
  border-radius: 4px; margin-bottom: 1rem;
  background: oklch(0.68 0.14 55 / 0.08);
}
.demo-caption h3 { font-size: 1.6rem; color: var(--fog-100); margin-bottom: 0.7rem; text-wrap: balance; }
.demo-caption p { color: var(--fog-400); line-height: 1.6; }

/* =========================================================
   PRICING
   ========================================================= */
.price-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
@media (max-width: 1100px) { .price-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .price-grid { grid-template-columns: 1fr; } }

.price-card {
  position: relative;
  padding: 1.75rem;
  background: var(--metal-brushed-soft);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--r-lg);
  display: flex; flex-direction: column; gap: 1rem;
  min-height: 500px;
}
.price-card .pct {
  font-family: var(--f-mono); font-size: 0.68rem; letter-spacing: 0.2em;
  color: var(--fog-600); text-transform: uppercase;
}
.price-card .pname {
  font-family: var(--f-display); font-weight: 800;
  font-size: 1.8rem; color: var(--fog-100);
}
.price-card .pprice {
  font-family: var(--f-display); font-weight: 800;
  font-size: 2.6rem;
  color: var(--fog-100);
  letter-spacing: -0.02em;
  line-height: 1;
}
.price-card .pprice small {
  font-family: var(--f-mono); font-size: 0.8rem; color: var(--fog-400);
  font-weight: 500; margin-left: 4px;
}
.price-card .pdesc {
  color: var(--fog-400); font-size: 0.88rem;
}
.price-card ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.price-card ul li {
  font-size: 0.87rem; color: var(--fog-200); padding-left: 1.3rem; position: relative;
}
.price-card ul li::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--copper-400);
}
.price-card .btn { margin-top: auto; }

.price-card.featured {
  background:
    radial-gradient(circle at 50% 0%, oklch(0.68 0.14 55 / 0.14), transparent 55%),
    var(--metal-brushed);
  border-color: oklch(0.68 0.14 55 / 0.35);
  box-shadow: 0 20px 60px -20px var(--copper-glow);
}
.price-card.featured .pbadge {
  position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
  font-family: var(--f-mono); font-size: 0.62rem; letter-spacing: 0.2em;
  background: linear-gradient(180deg, var(--copper-400), var(--copper-600));
  color: var(--ink-000); padding: 0.3rem 0.7rem; border-radius: 4px;
  font-weight: 700;
}

.enterprise-band {
  margin-top: 1rem; padding: 1.5rem;
  background: var(--metal-brushed-soft);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--r-lg);
  display: flex; justify-content: space-between; align-items: center; gap: 1.5rem;
  flex-wrap: wrap;
}
.enterprise-band .pname { font-size: 1.3rem; }
.enterprise-band .pdesc { max-width: 56ch; }
.pricing-note { margin-top: 1.25rem; text-align: center; color: var(--fog-600); font-size: 0.85rem; }

/* =========================================================
   FOUNDER
   ========================================================= */
.founder-grid {
  display: grid; grid-template-columns: 320px 1fr; gap: 3rem; align-items: start;
}
@media (max-width: 900px) { .founder-grid { grid-template-columns: 1fr; } }
.founder-photo-wrap {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  background: var(--metal-brushed);
}
.founder-photo-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  filter: contrast(1.05) saturate(0.9);
}
.founder-photo-wrap::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(5,5,8,0.75) 100%);
}
.founder-name-block { margin-top: 1rem; }
.founder-name { font-family: var(--f-display); font-size: 1.2rem; font-weight: 800; color: var(--fog-100); }
.founder-role { font-family: var(--f-mono); font-size: 0.75rem; color: var(--copper-400); letter-spacing: 0.1em; text-transform: uppercase; margin-top: 0.2rem; }
.founder-specialty { color: var(--fog-400); font-size: 0.85rem; margin-top: 0.5rem; }

.founder-story { display: flex; flex-direction: column; gap: 1rem; color: var(--fog-200); line-height: 1.7; margin-top: 1.5rem; }
.founder-story strong { color: var(--copper-200); }

.timeline { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.75rem; }
.timeline span {
  font-family: var(--f-mono); font-size: 0.78rem;
  padding: 0.5rem 0.8rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 6px;
  color: var(--fog-200);
}
.timeline span b { color: var(--copper-400); font-family: var(--f-display); margin-right: 6px; }

/* =========================================================
   CONTACT / WAITLIST
   ========================================================= */
.contact-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin-top: 2rem; }
.contact-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.2rem; border-radius: var(--r-lg);
  background: var(--metal-brushed-soft);
  border: 1px solid rgba(255,255,255,0.06);
  transition: all var(--dur-1) var(--ease);
}
.contact-card:hover { border-color: oklch(0.68 0.14 55 / 0.4); transform: translateY(-1px); }
.contact-card .ci {
  width: 44px; height: 44px; border-radius: 10px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  display: grid; place-items: center;
  color: var(--copper-400);
}
.contact-card .cl { font-family: var(--f-mono); font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--fog-600); }
.contact-card .cv { font-family: var(--f-display); font-weight: 700; color: var(--fog-100); font-size: 1rem; }

.waitlist-card {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background:
    radial-gradient(circle at 50% 0%, oklch(0.68 0.14 55 / 0.12), transparent 60%),
    var(--metal-brushed);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r-xl);
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}
.waitlist-card h2 { font-size: var(--text-xl); margin: 0.5rem 0 1rem; color: var(--fog-100); text-wrap: balance; }
.waitlist-card p { color: var(--fog-400); max-width: 48ch; margin: 0 auto 1.5rem; }
.waitlist-form { display: grid; gap: 0.75rem; max-width: 520px; margin: 0 auto; }
.waitlist-form input {
  width: 100%;
  padding: 0.9rem 1rem;
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  color: var(--fog-100);
  font-size: 0.95rem;
  transition: border-color var(--dur-1) var(--ease);
}
.waitlist-form input:focus { outline: none; border-color: var(--copper-400); }

.form-success {
  display: none; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--fog-200);
}
.form-success.on { display: flex; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: var(--ink-050);
}
.footer-inner {
  display: grid; grid-template-columns: 1.5fr 3fr; gap: 3rem;
  margin-bottom: 2rem;
}
@media (max-width: 760px) { .footer-inner { grid-template-columns: 1fr; } }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.footer-col b {
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--copper-400);
  display: block; margin-bottom: 0.6rem;
}
.footer-col a { display: block; color: var(--fog-400); font-size: 0.88rem; padding: 0.25rem 0; }
.footer-col a:hover { color: var(--fog-100); }
.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  color: var(--fog-600); font-size: 0.8rem;
}

/* =========================================================
   TWEAKS PANEL
   ========================================================= */
.tweaks-panel {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 200;
  width: 320px;
  background: rgba(10,10,16,0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px;
  padding: 1.25rem;
  box-shadow: 0 20px 60px -10px rgba(0,0,0,0.9);
  display: none;
  font-family: var(--f-body);
}
.tweaks-panel.open { display: block; }
.tweaks-panel h4 {
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--copper-400);
  margin-bottom: 1rem; display: flex; justify-content: space-between; align-items: center;
}
.tweaks-panel h4 button { color: var(--fog-600); font-size: 1rem; }
.tweak-row { margin-bottom: 1rem; }
.tweak-row label {
  font-family: var(--f-mono); font-size: 0.64rem; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--fog-600); display: block; margin-bottom: 0.5rem;
}
.tweak-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.4rem; }
.tweak-options button {
  padding: 0.5rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  font-family: var(--f-mono); font-size: 0.7rem;
  color: var(--fog-200);
  transition: all var(--dur-1) var(--ease);
  text-transform: uppercase; letter-spacing: 0.05em;
}
.tweak-options button:hover { border-color: rgba(255,255,255,0.2); color: var(--fog-100); }
.tweak-options button.active {
  background: oklch(0.68 0.14 55 / 0.15);
  border-color: var(--copper-400);
  color: var(--copper-200);
}
.tweak-row input[type="range"] { width: 100%; accent-color: var(--copper-400); }

/* Direção conservadora */
body[data-dir="conservative"] {
  --copper-400: oklch(0.78 0.16 72); /* puxa pro âmbar */
  --copper-200: oklch(0.88 0.12 72);
  --copper-600: oklch(0.60 0.14 65);
  --copper-glow: oklch(0.78 0.16 72 / 0.3);
}
body[data-dir="conservative"] .hero-title .line-2 { color: var(--amber-400); font-style: normal; }
body[data-dir="conservative"] .grain { opacity: 0.15; }

/* Direção ousada — contraste, tipo massiva, mais denso */
body[data-dir="bold"] .hero-title { font-size: clamp(3rem, 7vw, 8rem); letter-spacing: -0.03em; }
body[data-dir="bold"] .section-title { font-size: var(--text-3xl); }
body[data-dir="bold"] .hero-grid { grid-template-columns: 1fr 1.2fr; }
body[data-dir="bold"] .hero-canvas { aspect-ratio: 1 / 1; }
body[data-dir="bold"] .mod-card { background: var(--ink-000); border-color: rgba(255,255,255,0.04); }
body[data-dir="bold"] .price-card { background: var(--ink-000); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}