:root {
  --lambo-gold: #FFC000;
  --dark-gold: #917300;
  --gold-text: #FFCE3E;
  --pure-white: #FFFFFF;
  --absolute-black: #000000;
  --charcoal: #202020;
  --dark-iron: #181818;
  --graphite: #494949;
  --border-gray: #313131;
  --ash: #7D7D7D;
  --steel: #969696;
  --slate: #666666;
  --mist: #E6E6E6;
  --near-white: #F8F8F8;
  --cyan-pulse: #29ABE2;
  --link-blue: #3860BE;
  --teal-action: #1EAEDB;
  --font-primary: 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'Roboto Mono', 'SFMono-Regular', Consolas, monospace;
}

@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@400;500&display=swap');

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background: var(--absolute-black);
  color: var(--pure-white);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.50;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 40px;
  background: rgba(0,0,0,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--charcoal);
}

.nav-logo {
  display: flex; align-items: center; gap: 12px;
}

.nav-logo-img {
  height: 28px; width: auto;
}

.nav-logo-text {
  display: none;
}

.nav-links {
  display: flex; align-items: center; gap: 32px; list-style: none;
}

.nav-links a {
  font-size: 13px; font-weight: 400; color: var(--pure-white);
  text-transform: uppercase; letter-spacing: 0.2px;
  transition: color 0.3s;
}

.nav-links a:hover { color: var(--link-blue); }

.nav-cta {
  background: var(--lambo-gold); color: var(--absolute-black);
  padding: 12px 24px; border-radius: 0; font-size: 13px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.2px;
  transition: background 0.3s;
}

.nav-cta:hover { background: var(--dark-gold); }

.nav-menu-toggle {
  display: none;
  background: none; border: none; color: var(--pure-white);
  cursor: pointer;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 140px 40px 100px;
  background: var(--absolute-black);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-canvas {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0; opacity: 0.85; pointer-events: none;
}

.hero::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at center, rgba(255,192,0,0.025) 0%, transparent 55%);
  pointer-events: none;
}

.hero-logo {
  position: relative; margin-bottom: 24px;
}

.hero-logo, .hero h1, .hero .subtitle, .hero-buttons {
  position: relative; z-index: 1;
}

.hero-logo svg {
  height: 56px; width: auto; margin: 0 auto;
}

.hero h1 {
  font-size: clamp(34px, 8vw, 100px);
  font-weight: 400; line-height: 0.95;
  letter-spacing: normal; color: var(--pure-white);
  text-transform: uppercase;
  margin-bottom: 24px; position: relative;
  max-width: 1100px;
  overflow-wrap: break-word;
  word-wrap: break-word;
  hyphens: auto;
}

.hero h1 span {
  display: inline-block;
  white-space: nowrap;
}

.hero .subtitle {
  font-size: 18px; font-weight: 300; color: var(--ash);
  margin-bottom: 48px; text-transform: none;
  max-width: 680px; position: relative;
}

.hero-buttons {
  display: flex; gap: 16px; position: relative;
  flex-wrap: wrap; justify-content: center;
}

.hero-visual {
  position: relative; z-index: 1;
  margin-top: 48px;
  width: min(960px, 92vw);
  border: 1px solid var(--border-gray);
  background: var(--dark-iron);
}

.hero-visual::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.02) 0%, transparent 40%, rgba(255,192,0,0.02) 100%);
  pointer-events: none;
}

.hero-visual svg { display: block; width: 100%; height: auto; }

.model-bar {
  border-top: 1px solid var(--border-gray);
  border-bottom: 1px solid var(--border-gray);
  padding: 16px 0;
  text-align: center;
  background: var(--absolute-black);
}

.model-bar-label {
  font-size: 11px; font-weight: 500; color: var(--ash);
  text-transform: uppercase; letter-spacing: 2px;
  margin-bottom: 12px;
}

.model-bar-list {
  display: flex; flex-wrap: wrap; gap: 12px 22px;
  justify-content: center; align-items: center;
  font-size: 13px; font-weight: 500; color: var(--pure-white);
  text-transform: uppercase; letter-spacing: 1px;
}

.model-sep { color: var(--steel); }

.flow-section {
  position: relative;
  background: var(--charcoal);
  border-top: 1px solid var(--border-gray);
  border-bottom: 1px solid var(--border-gray);
  overflow: hidden;
}

.flow-section::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(rgba(73,73,73,0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(73,73,73,0.12) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.4;
  pointer-events: none;
}

.flow-section::after {
  content: ''; position: absolute; top: 50%; left: 50%;
  width: 600px; height: 600px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.flow-diagram {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  gap: 0; margin-top: 28px;
}

.flow-node {
  position: relative;
  display: flex; align-items: center; gap: 14px;
  width: min(520px, 92vw);
  padding: 12px 14px;
  background: var(--absolute-black);
  border: 1px solid var(--border-gray);
  transition: border-color 0.4s, box-shadow 0.4s;
}

.flow-node.active {
  border-color: rgba(255,255,255,0.5);
  box-shadow: 0 0 20px rgba(255,255,255,0.10), 0 0 6px rgba(255,192,0,0.15);
}

.flow-node.glow {
  background: linear-gradient(90deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0.06) 50%, rgba(255,192,0,0.02) 100%);
}

.flow-node-pulse {
  position: absolute; top: 50%; left: 50%;
  width: 100%; height: 100%;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255,255,255,0.2);
  opacity: 0;
  animation: flowPulse 2s ease-out infinite;
}

.flow-node.active .flow-node-pulse { opacity: 1; }

@keyframes flowPulse {
  0% { transform: translate(-50%, -50%) scale(1); opacity: 0.4; }
  100% { transform: translate(-50%, -50%) scale(1.05); opacity: 0; }
}

.flow-node-icon {
  width: 36px; height: 36px; flex: 0 0 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--dark-iron);
  border: 1px solid var(--border-gray);
}

.flow-node-icon svg {
  width: 20px; height: 20px; fill: none; stroke: var(--lambo-gold); stroke-width: 1.5;
}

.flow-node-body { flex: 1; }

.flow-node-title {
  font-size: 13px; font-weight: 500; color: var(--pure-white);
  text-transform: uppercase; letter-spacing: 0.5px;
}

.flow-node-desc {
  font-size: 12px; color: var(--steel);
}

.flow-branch {
  display: flex; justify-content: center; gap: 8px;
  width: min(520px, 92vw);
}

.flow-branch .flow-node { width: 100%; }

.flow-connector {
  width: 1px; height: 16px;
  background: linear-gradient(180deg, var(--border-gray), var(--steel));
  position: relative;
}

.flow-connector::after {
  content: ''; position: absolute; top: 0; left: -1px;
  width: 3px; height: 100%;
  background: linear-gradient(180deg, rgba(255,192,0,0.4), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.flow-node.active + .flow-connector::after,
.flow-connector.active::after { opacity: 1; }

.flow-ticker {
  position: relative; z-index: 1;
  margin-top: 20px;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 9px 16px;
  background: var(--absolute-black);
  border: 1px solid var(--border-gray);
  font-family: var(--font-mono);
  font-size: 11px; color: var(--steel);
  text-transform: uppercase; letter-spacing: 0.5px;
}

.flow-ticker-dot {
  width: 6px; height: 6px;
  background: var(--lambo-gold);
  animation: tickerPulse 1.2s ease-in-out infinite;
}

@keyframes tickerPulse {
  0%, 100% { opacity: 0.4; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.1); }
}

@media (max-width: 768px) {
  .hero-visual { margin-top: 36px; }
  .flow-diagram { margin-top: 20px; }
  .flow-node { padding: 11px; }
  .flow-branch { flex-direction: column; }
}
.cta-band {
  border-top: 1px solid var(--border-gray);
  border-bottom: 1px solid var(--border-gray);
  background: var(--absolute-black);
  padding: 80px 40px;
}

.cta-band-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 40px; flex-wrap: wrap;
}

.cta-band-title {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  color: var(--pure-white);
  text-transform: uppercase;
  letter-spacing: 1px;
  line-height: 1.1;
}

.cta-band-sub {
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 400;
  color: var(--ash);
  margin-top: 8px;
}

.footer {
  background: var(--absolute-black);
  padding: 0;
}

.footer-top {
  max-width: 1100px; margin: 0 auto;
  padding: 64px 40px 48px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 80px;
}

.footer-logo {
  display: inline-flex;
}

.footer-logo img { height: 28px; width: auto; }

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-col h6 {
  font-size: 11px; font-weight: 500;
  color: var(--ash);
  text-transform: uppercase; letter-spacing: 2px;
  margin-bottom: 18px;
}

.footer-col a, .footer-col span {
  display: block;
  font-size: 14px; color: var(--pure-white);
  text-decoration: none;
  margin-bottom: 12px;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--lambo-gold); }

.footer-bottom {
  border-top: 1px solid var(--border-gray);
  max-width: 1100px; margin: 0 auto;
  padding: 24px 40px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}

.footer-left {
  display: flex; align-items: center; gap: 16px;
  font-size: 12px; color: var(--steel);
}

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--border-gray);
  font-size: 11px; font-weight: 500; color: var(--pure-white);
  text-transform: uppercase; letter-spacing: 0.5px;
}

.badge svg { width: 12px; height: 12px; stroke: var(--lambo-gold); fill: none; stroke-width: 2; }

.footer-socials {
  display: flex; align-items: center; gap: 18px;
}

.footer-socials a {
  display: inline-flex; color: var(--pure-white);
  transition: color 0.2s;
}

.footer-socials a:hover { color: var(--lambo-gold); }

.footer-socials svg { width: 18px; height: 18px; fill: currentColor; }

.back-to-top {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--steel);
  text-decoration: none; text-transform: uppercase; letter-spacing: 1px;
  transition: color 0.2s;
  cursor: pointer;
}

.back-to-top:hover { color: var(--pure-white); }

.back-to-top svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; }

.page-shell {
  position: relative;
  z-index: 2;
  background: var(--absolute-black);
  margin-bottom: clamp(150px, 20vw, 240px);
}

.brand-shutter {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 1;
  background: var(--lambo-gold);
  overflow: hidden;
  height: clamp(150px, 20vw, 240px);
  display: flex; align-items: center; justify-content: center;
}

.brand-shutter-text {
  font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', Arial, sans-serif;
  font-size: clamp(280px, 52vw, 680px);
  font-weight: 900;
  color: var(--absolute-black);
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 0.58;
  white-space: nowrap;
  transform: translateY(26%);
  user-select: none;
}

.brand-shutter-mark {
  position: absolute;
  right: clamp(36px, 10vw, 160px);
  top: 50%; transform: translateY(-50%);
  width: clamp(64px, 12vw, 140px);
  height: clamp(64px, 12vw, 140px);
}

.brand-shutter-mark svg { width: 100%; height: 100%; fill: var(--absolute-black); }

@media (max-width: 768px) {
  .cta-band { padding: 56px 24px; }
  .cta-band-inner { flex-direction: column; align-items: flex-start; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; padding: 48px 24px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: column; align-items: flex-start; padding: 24px; }
  .brand-shutter { height: 115px; }
  .brand-shutter-text { font-size: 170px; transform: translateY(28%); }
  .brand-shutter-mark { right: 20px; }
  .page-shell { margin-bottom: 115px; }
}

.btn-gold {
  background: var(--lambo-gold); color: var(--absolute-black);
  padding: 20px 36px; font-size: 15px; font-weight: 500;
}

.btn-gold:hover { background: var(--dark-gold); }

.btn-ghost {
  background: transparent; color: var(--pure-white);
  border: 1px solid rgba(255,255,255,0.5);
  padding: 20px 36px; font-size: 14.4px; font-weight: 300;
  opacity: 0.85;
}

.btn-ghost:hover { background: var(--teal-action); opacity: 1; color: var(--pure-white); border-color: var(--teal-action); }

.btn-white {
  background: var(--pure-white); color: var(--charcoal);
  padding: 16px 32px; font-size: 14.4px; font-weight: 500;
}

.btn-black {
  background: var(--absolute-black); color: var(--pure-white);
  border: 1px solid var(--pure-white);
  padding: 16px 32px; font-size: 14.4px; font-weight: 500;
}

.btn-block { width: 100%; }

/* SECTIONS */
.section {
  padding: 96px 40px; max-width: 1200px; margin: 0 auto;
}

.section-dark {
  background: var(--dark-iron);
  max-width: 100%;
}

.section-dark .section-inner {
  max-width: 1200px; margin: 0 auto;
}

.section-label {
  font-size: 12px; font-weight: 500; color: var(--lambo-gold);
  text-transform: uppercase; letter-spacing: 2px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(32px, 5vw, 54px);
  font-weight: 400; color: var(--pure-white);
  margin-bottom: 16px; text-transform: uppercase;
  line-height: 1.10;
}

.section-desc {
  font-size: 18px; color: var(--ash);
  margin-bottom: 56px; line-height: 1.60;
  max-width: 720px;
}

.section-divider {
  border: none; border-top: 1px solid var(--charcoal);
  max-width: 1200px; margin: 0 auto;
}

/* TRUST BAR */
.trust-bar {
  padding: 32px 40px; border-top: 1px solid var(--charcoal);
  border-bottom: 1px solid var(--charcoal);
  text-align: center;
}

.trust-bar-text {
  font-size: 13px; color: var(--steel);
  text-transform: uppercase; letter-spacing: 1.5px;
}

.trust-bar-text strong { color: var(--pure-white); font-weight: 500; }

/* CARDS */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

.card {
  background: var(--charcoal); padding: 32px;
  border: 1px solid var(--graphite);
  transition: border-color 0.3s;
}

.card:hover { border-color: var(--steel); }

.card-icon {
  width: 40px; height: 40px; margin-bottom: 20px;
  color: var(--lambo-gold);
}

.card-icon svg { width: 100%; height: 100%; fill: currentColor; }

.card-title {
  font-size: 22px; font-weight: 500; color: var(--pure-white);
  margin-bottom: 12px; text-transform: uppercase;
  line-height: 1.25;
}

.card-desc {
  font-size: 15px; color: var(--ash); line-height: 1.55;
}

/* USE CASES */
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.usecase {
  background: var(--charcoal);
  border: 1px solid var(--graphite);
  padding: 28px;
}

.usecase:hover { border-color: var(--steel); }

.usecase-title {
  font-size: 16px; font-weight: 500; color: var(--pure-white);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.usecase-desc {
  font-size: 14px; color: var(--ash); line-height: 1.50;
}

/* FORMS */
.form-group { margin-bottom: 20px; }

.form-label {
  display: block; font-size: 12px; font-weight: 500; color: var(--steel);
  text-transform: uppercase; letter-spacing: 0.96px;
  margin-bottom: 8px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  font-family: var(--font-primary); font-size: 16px; color: var(--pure-white);
  background: var(--dark-iron); border: 1px solid var(--graphite);
  border-radius: 0; padding: 14px 16px; min-height: 48px; outline: none;
  transition: border-color 0.3s;
}

.form-input::placeholder, .form-textarea::placeholder { color: var(--ash); }

.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--lambo-gold); }

.form-textarea { min-height: 120px; resize: vertical; }

.form-error {
  color: #E74C3C; font-size: 13px; margin-top: 6px;
}

.form-success {
  color: var(--lambo-gold); font-size: 15px; margin-top: 12px;
}

/* SIGNUP */
.signup-card {
  background: var(--charcoal);
  border: 1px solid var(--graphite);
  padding: 40px;
  max-width: 560px;
}

.signup-card .section-title { font-size: 32px; }

/* FOOTER */
.footer {
  padding: 64px 40px 32px;
  border-top: 1px solid var(--charcoal);
}

.footer-shell { max-width: 1200px; margin: 0 auto; }

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px; margin-bottom: 48px;
}

.footer-col h6 {
  font-size: 13px; font-weight: 700; color: var(--pure-white);
  text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 18px;
}

.footer-col a, .footer-col span {
  display: block; font-size: 14px; color: var(--ash);
  margin-bottom: 10px; transition: color 0.3s;
}

.footer-col a:hover { color: var(--link-blue); }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--charcoal);
  font-size: 13px; color: var(--ash);
  text-transform: uppercase; letter-spacing: 0.96px;
}

.footer-bottom a { color: var(--ash); }
.footer-bottom a:hover { color: var(--link-blue); }

.footer-logo svg { height: 24px; width: auto; }

/* RESPONSIVE */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-menu-toggle { display: block; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .nav { padding: 12px 20px; }
  .hero { padding: 120px 20px 80px; }
  .hero .subtitle { font-size: 16px; }
  .section { padding: 64px 20px; }
  .card-grid { grid-template-columns: 1fr; }
  .footer { padding: 48px 20px 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 12px; align-items: flex-start; }
  .btn-gold, .btn-ghost { padding: 16px 28px; font-size: 14px; }
  .signup-card { padding: 24px; }
}

/* UTILITY */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-0 { margin-bottom: 0; }