:root {
  --black: #0a0a0a;
  --white: #f5f0e8;
  --accent: #e8c84a;
  --accent-dark: #c9a82e;
  --gray: #1e1e1e;
  --muted: #888;
  --border: #2a2a2a;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

/* NOISE TEXTURE OVERLAY */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.5;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 5vw 60px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: 'BNER';
  position: absolute;
  right: -2vw;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(200px, 35vw, 500px);
  color: transparent;
  -webkit-text-stroke: 1px rgba(232, 200, 74, 0.08);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.label {
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.8s ease forwards 0.2s;
}

h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(80px, 18vw, 220px);
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--white);
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.4s;
}

h1 span {
  color: var(--accent);
  display: block;
}

.tagline {
  margin-top: 32px;
  font-size: clamp(16px, 2.5vw, 22px);
  font-weight: 300;
  color: var(--muted);
  max-width: 540px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.6s;
}

.tagline strong {
  color: var(--white);
  font-weight: 500;
}

.hero-cta {
  margin-top: 48px;
  opacity: 0;
  animation: fadeUp 0.9s ease forwards 0.8s;
}

.btn {
  display: inline-block;
  padding: 16px 40px;
  background: var(--accent);
  color: var(--black);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.btn:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

.scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 5vw;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  animation: fadeUp 1s ease forwards 1.2s;
}

.scroll-hint::before {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: var(--muted);
}

/* WHY SECTION */
.section {
  padding: 100px 5vw;
  border-top: 1px solid var(--border);
}

.section-label {
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
}

.section h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(40px, 7vw, 80px);
  line-height: 1;
  margin-bottom: 48px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  margin-top: 48px;
}

.card {
  background: var(--gray);
  padding: 40px 32px;
  border-left: 3px solid transparent;
  transition: border-color 0.3s;
}

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

.card-number {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* USE CASES */
.usecases {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2px;
  margin-top: 48px;
}

.usecase {
  background: var(--gray);
  padding: 28px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: background 0.2s;
}

.usecase:hover {
  background: #272727;
}

.usecase-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.usecase span {
  font-size: 14px;
  font-weight: 400;
}

/* STATS BAR */
.stats {
  background: var(--accent);
  padding: 48px 5vw;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 56px;
  color: var(--black);
  line-height: 1;
}

.stat-label {
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(0,0,0,0.6);
  margin-top: 6px;
}

/* FORM SECTION */
#contact {
  padding: 100px 5vw;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

@media (max-width: 768px) {
  #contact { grid-template-columns: 1fr; gap: 48px; }
}

.contact-intro h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1;
  margin-bottom: 24px;
}

.contact-intro p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
}

.contact-detail::before {
  content: '\2192';
  color: var(--accent);
}

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

label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

input, textarea, select {
  width: 100%;
  background: var(--gray);
  border: 1px solid var(--border);
  border-radius: 0;
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 300;
  padding: 14px 16px;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
}

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

select option {
  background: var(--gray);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 480px) {
  .form-row { grid-template-columns: 1fr; }
}

.submit-btn {
  width: 100%;
  padding: 18px;
  background: var(--accent);
  color: var(--black);
  border: none;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  margin-top: 8px;
}

.submit-btn:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.form-note {
  font-size: 12px;
  color: var(--muted);
  margin-top: 14px;
  text-align: center;
}

/* SUCCESS STATE */
.success-msg {
  display: none;
  background: var(--gray);
  border-left: 3px solid var(--accent);
  padding: 24px;
  margin-top: 20px;
  font-size: 15px;
}

.success-msg.visible { display: block; }

/* FIELD ERRORS */
.field-error {
  display: block;
  color: #e85454;
  font-size: 12px;
  margin-top: 4px;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 5vw;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 12px;
  color: var(--muted);
}

footer strong {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px;
  color: var(--white);
  letter-spacing: 0.05em;
}

/* ANIMATIONS */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}