:root {
  --bg: #0a0a0f;
  --bg-elevated: #13131a;
  --bg-card: #1a1a24;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --fg-dim: #55556a;
  --accent: #ff5c35;
  --accent-glow: rgba(255, 92, 53, 0.15);
  --accent-2: #ff8c35;
  --green: #34d399;
  --radius: 12px;
  --radius-lg: 20px;
  --max-w: 1140px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
}

/* ── Hero ── */
.hero {
  padding: 100px 24px 80px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 24px;
  padding: 6px 14px;
  border: 1px solid rgba(255, 92, 53, 0.3);
  border-radius: 100px;
}

.hero h1 {
  font-size: clamp(32px, 4.5vw, 52px);
  margin-bottom: 24px;
  color: var(--fg);
}

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

.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
}

/* Phone stack visual */
.phone-stack {
  display: flex;
  gap: 16px;
  justify-content: center;
  perspective: 800px;
}

.phone {
  width: 130px;
  height: 230px;
  background: var(--bg-card);
  border-radius: 18px;
  border: 2px solid rgba(255,255,255,0.06);
  overflow: hidden;
  transition: transform 0.4s ease;
}

.phone:hover { transform: translateY(-8px); }

.phone-1 { transform: rotate(-5deg) translateY(20px); }
.phone-2 { transform: translateY(-10px); }
.phone-3 { transform: rotate(5deg) translateY(20px); }
.phone-1:hover { transform: rotate(-5deg) translateY(12px); }
.phone-3:hover { transform: rotate(5deg) translateY(12px); }

.phone-screen {
  padding: 20px 14px;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.phone-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--fg-dim);
}

.phone-bar {
  height: 6px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  border-radius: 3px;
  opacity: 0.7;
}

.phone-stats {
  margin-top: auto;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
}

/* ── Problem ── */
.problem {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.problem h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  margin-bottom: 60px;
  max-width: 600px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.problem-card {
  padding: 36px 28px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.04);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.problem-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.problem-card p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.65;
}

/* ── How it works ── */
.how {
  padding: 100px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.how-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 16px;
}

.how h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  margin-bottom: 60px;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.how-step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  padding: 40px 0;
}

.step-num {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-glow);
  border-radius: 14px;
  border: 1px solid rgba(255, 92, 53, 0.2);
}

.step-content h3 {
  font-size: 22px;
  margin-bottom: 8px;
}

.step-content p {
  color: var(--fg-muted);
  font-size: 16px;
  max-width: 520px;
  line-height: 1.65;
}

.how-divider {
  width: 2px;
  height: 32px;
  background: rgba(255, 92, 53, 0.15);
  margin-left: 27px;
}

/* ── Niches ── */
.niches {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.niches-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.niches h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  margin-bottom: 60px;
  max-width: 600px;
}

.niches-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.niche-item {
  padding: 32px 24px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.04);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.niche-item:hover {
  border-color: rgba(255, 92, 53, 0.2);
  transform: translateY(-4px);
}

.niche-emoji {
  font-size: 32px;
  margin-bottom: 16px;
}

.niche-item h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.niche-item p {
  color: var(--fg-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ── Pricing ── */
.pricing {
  padding: 100px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.pricing-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 16px;
}

.pricing h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  margin-bottom: 60px;
}

.pricing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 820px;
}

.pricing-card {
  padding: 40px 32px;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.06);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent);
  background: linear-gradient(170deg, rgba(255, 92, 53, 0.08), var(--bg-card) 40%);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--bg);
  background: var(--accent);
  padding: 4px 14px;
  border-radius: 100px;
}

.pricing-tier {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--fg-muted);
  margin-bottom: 12px;
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 4px;
}

.pricing-amount span {
  font-size: 18px;
  font-weight: 500;
  color: var(--fg-muted);
}

.pricing-desc {
  color: var(--fg-muted);
  font-size: 15px;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.pricing-features li {
  font-size: 15px;
  color: var(--fg-muted);
  padding-left: 24px;
  position: relative;
}

.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
}

.pricing-ideal {
  font-size: 13px;
  color: var(--fg-dim);
  font-style: italic;
}

/* ── Closing ── */
.closing {
  padding: 120px 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--bg) 0%, rgba(255, 92, 53, 0.04) 50%, var(--bg) 100%);
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(28px, 4vw, 46px);
  margin-bottom: 24px;
}

.closing-text {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.75;
}

/* ── Footer ── */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
}

.footer-tagline {
  color: var(--fg-dim);
  font-size: 14px;
}

.footer-contact {
  color: var(--fg-muted);
  font-size: 14px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero { padding: 60px 20px 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; }
  .phone-stack { gap: 10px; }
  .phone { width: 100px; height: 180px; }

  .problem-grid { grid-template-columns: 1fr; gap: 20px; }

  .how-step { flex-direction: column; gap: 16px; }
  .how-divider { margin-left: 0; height: 20px; }

  .niches-grid { grid-template-columns: 1fr; gap: 16px; }

  .pricing-cards { grid-template-columns: 1fr; }

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  body { font-size: 15px; }
  .hero h1 { font-size: 28px; }
  .phone { width: 85px; height: 150px; }
}

/* ── Nav ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.nav-cta {
  font-family: var(--font-display) !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent) !important;
  padding: 8px 16px;
  border: 1px solid rgba(255, 92, 53, 0.35);
  border-radius: 100px;
  transition: background 0.2s ease, color 0.2s ease !important;
}

.nav-cta:hover {
  background: var(--accent) !important;
  color: #fff !important;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  padding: 14px 28px;
  border-radius: var(--radius);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 20px rgba(255, 92, 53, 0.3);
}

.btn-primary:hover {
  background: #e84d27;
  transform: translateY(-1px);
  box-shadow: 0 6px 28px rgba(255, 92, 53, 0.4);
}

.btn-ghost {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  color: var(--fg-muted);
  padding: 14px 0;
  text-decoration: none;
  transition: color 0.2s ease;
}

.btn-ghost:hover { color: var(--fg); }

.btn-outline {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--fg);
  padding: 14px 28px;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.15);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

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

/* Hero action row */
.hero-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 36px;
}

/* Pricing card buttons */
.pricing-btn {
  display: block;
  text-align: center;
  margin-top: 28px;
}

/* ── Audit Form ── */
.audit-form-section {
  padding: 100px 24px;
  background: var(--bg-elevated);
  border-top: 1px solid rgba(255,255,255,0.04);
}

.audit-form-inner {
  max-width: 720px;
  margin: 0 auto;
}

.audit-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 16px;
}

.audit-form-header {
  margin-bottom: 52px;
}

.audit-form-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  margin-bottom: 20px;
}

.audit-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
}

.audit-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--fg-muted);
}

.form-optional {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-body);
}

.form-group input,
.form-group select {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--fg);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
  outline: none;
  -webkit-appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%238888a0' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-group input::placeholder { color: var(--fg-dim); }

.form-group input:focus,
.form-group select:focus {
  border-color: rgba(255, 92, 53, 0.4);
  box-shadow: 0 0 0 3px rgba(255, 92, 53, 0.08);
}

/* Submit button */
.btn-submit {
  align-self: flex-start;
  font-size: 16px;
  padding: 16px 36px;
  position: relative;
}

.btn-submit .btn-loading {
  display: none;
}

.btn-submit.loading .btn-text {
  display: none;
}

.btn-submit.loading .btn-loading {
  display: inline;
}

/* Success & error states */
.audit-success {
  text-align: center;
  padding: 60px 0;
}

.success-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.3);
  color: var(--green);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.audit-success h3 {
  font-size: 26px;
  margin-bottom: 12px;
}

.audit-success p {
  color: var(--fg-muted);
  font-size: 16px;
  max-width: 400px;
  margin: 0 auto;
  line-height: 1.7;
}

.audit-error {
  margin-top: 12px;
  padding: 14px 18px;
  background: rgba(255, 92, 53, 0.08);
  border: 1px solid rgba(255, 92, 53, 0.2);
  border-radius: var(--radius);
  color: var(--accent);
  font-size: 14px;
}

/* ── Responsive additions ── */
@media (max-width: 768px) {
  .nav-links a:not(.nav-cta) { display: none; }

  .hero-actions { flex-direction: column; align-items: flex-start; gap: 16px; }

  .form-row { grid-template-columns: 1fr; }

  .btn-submit { align-self: stretch; text-align: center; }
}

@media (max-width: 480px) {
  .audit-form-section { padding: 60px 20px; }
}