/* ==============================
   CROAISSANT — Premium CRO Lab
   ============================== */

:root {
  --bg:          #0C0C0C;
  --bg-2:        #141414;
  --bg-3:        #1C1C1C;
  --bg-4:        #242424;
  --text:        #F0EDE8;
  --text-muted:  #888880;
  --text-faint:  #555550;
  --accent:      #D4892A;
  --accent-light:#E8A84A;
  --accent-dim:  rgba(212, 137, 42, 0.12);
  --border:      #2A2A2A;
  --border-light:#333333;
  --green:       #4ADE80;
  --amber:       #FBBF24;
  --red:         #F87171;
  --radius:      12px;
  --radius-lg:   20px;
  --max-w:       1120px;
  --transition:  0.2s ease;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
input, textarea, select, button { font-family: inherit; }

/* ---- LAYOUT ---- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==============================
   NAV
   ============================== */
.nav-wrap {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(12, 12, 12, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: opacity var(--transition);
}
.logo:hover { opacity: 0.8; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links li a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
  font-weight: 500;
}
.nav-links li a:hover { color: var(--text); }
.nav-links li a.nav-cta {
  color: var(--accent);
  font-weight: 600;
}
.nav-links li a.nav-cta:hover { color: var(--accent-light); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 16px 24px 20px;
  border-top: 1px solid var(--border);
  gap: 4px;
}
.mobile-menu.is-open { display: flex; }
.mobile-link {
  padding: 12px 0;
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.mobile-link:hover { color: var(--text); }
.mobile-link--cta {
  color: var(--accent);
  font-weight: 600;
  border-bottom: none;
  margin-top: 8px;
}

/* ==============================
   BUTTONS
   ============================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #0C0C0C;
}
.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 32px rgba(212, 137, 42, 0.35);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-light);
}
.btn-ghost:hover {
  border-color: var(--text-muted);
  background: var(--bg-3);
}
.btn-full { width: 100%; }
.btn-large {
  padding: 18px 32px;
  font-size: 1.05rem;
}

/* ==============================
   HERO
   ============================== */
.hero {
  padding: 140px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(212, 137, 42, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid rgba(212, 137, 42, 0.25);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.tag-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-headline {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  max-width: 800px;
}
.accent { color: var(--accent); }

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 40px;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.hero-price {
  font-size: 0.85rem;
  color: var(--text-faint);
}
.hero-price strong { color: var(--text-muted); }

.hero-scroll-hint {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  color: var(--text-faint);
  font-size: 1.2rem;
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ==============================
   STATS STRIP
   ============================== */
.stats-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
  padding: 40px 0;
}
.stats-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 20px 48px;
  flex: 1;
  min-width: 200px;
}
.stat-num {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 160px;
  line-height: 1.4;
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  flex-shrink: 0;
}

/* ==============================
   SECTION SHARED
   ============================== */
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 60px;
}

/* ==============================
   PROBLEM / PERSONAS
   ============================== */
.problem {
  padding: 100px 0;
}
.personas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.persona-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition);
}
.persona-card:hover { border-color: var(--border-light); }
.persona-card--featured {
  border-color: rgba(212, 137, 42, 0.3);
  background: linear-gradient(135deg, var(--bg-2), rgba(212, 137, 42, 0.04));
}
.persona-card--featured:hover { border-color: rgba(212, 137, 42, 0.5); }

.persona-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.persona-badge--green { background: rgba(74, 222, 128, 0.12); color: var(--green); }
.persona-badge--amber { background: rgba(251, 191, 36, 0.12); color: var(--amber); }
.persona-badge--red   { background: rgba(248, 113, 113, 0.12); color: var(--red); }

.persona-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.persona-company {
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-bottom: 20px;
}
.persona-pain {
  font-size: 0.9rem;
  color: var(--text-muted);
  border-left: 3px solid var(--border-light);
  padding-left: 16px;
  margin-bottom: 20px;
  font-style: normal;
  line-height: 1.65;
}
.persona-pain em { font-style: italic; color: var(--text-faint); }
.persona-jtbd {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.persona-jtbd strong { color: var(--text); }

/* ==============================
   AUDYT / OFFER
   ============================== */
.audyt {
  padding: 100px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.audyt-inner {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 80px;
  align-items: start;
}
.audyt-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 40px;
}
.audyt-desc em { font-style: italic; color: var(--text); }
.audyt-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.audyt-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.audyt-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.audyt-list strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.audyt-list p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Price card */
.price-card {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: sticky;
  top: 88px;
}
.price-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 12px;
}
.price-amount {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: 8px;
}
.price-amount span {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-muted);
}
.price-delivery {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 28px;
}
.price-includes {
  background: var(--bg-3);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}
.price-includes-label {
  font-size: 0.75rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  margin-bottom: 12px;
}
.price-includes ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.price-includes li {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.price-secondary-cta {
  margin-top: 16px;
  font-size: 0.8rem;
  color: var(--text-faint);
  text-align: center;
  line-height: 1.6;
}
.price-secondary-cta a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ==============================
   PRICING
   ============================== */
.pricing {
  padding: 100px 0;
  background: var(--bg-1);
}
.pricing .section-title { text-align: center; }
.pricing .section-sub { text-align: center; max-width: 540px; margin: 0 auto 56px; }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.pricing-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-card--featured {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #000;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 3px 12px;
  border-radius: 20px;
  white-space: nowrap;
}
.pricing-step {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.pricing-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 6px;
}
.pricing-tagline {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0 0 20px;
}
.pricing-price {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 4px;
  line-height: 1.1;
}
.pricing-price span {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-muted);
}
.pricing-delivery {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  flex: 1;
}
.pricing-features li {
  font-size: 0.84rem;
  color: var(--text-muted);
  padding: 5px 0 5px 20px;
  position: relative;
}
.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.pricing-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto;
}

/* ==============================
   LAB
   ============================== */
.lab {
  padding: 100px 0;
}
.lab-inner { text-align: center; }
.lab-inner .section-sub { margin: 0 auto 64px; }

.lab-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.lab-pillar {
  background: var(--bg-2);
  padding: 40px 36px;
  text-align: left;
}
.lab-pillar-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}
.lab-pillar h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.lab-pillar p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ==============================
   FILARY / RESOURCES HUB
   ============================== */
.filary {
  padding: 100px 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.filary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.filar-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition);
}
.filar-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}
.filar-card--featured {
  border-color: rgba(212, 137, 42, 0.3);
  background: linear-gradient(160deg, var(--bg), rgba(212, 137, 42, 0.04));
}
.filar-card--featured:hover {
  border-color: rgba(212, 137, 42, 0.55);
}
.filar-icon {
  font-size: 2rem;
  margin-bottom: 20px;
}
.filar-num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.filar-title {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.filar-subtitle {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 16px;
}
.filar-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 24px;
}
.filar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: var(--bg-3);
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid var(--border);
}
.filar-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  transition: color var(--transition);
}
.filar-link:hover { color: var(--accent-light); }

/* ==============================
   CTA FINAL / CONTACT
   ============================== */
.cta-final {
  padding: 100px 0 120px;
}
.cta-final-inner {
  max-width: 680px;
  margin: 0 auto;
}
.cta-final-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.cta-final-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 48px;
  line-height: 1.65;
}

/* Form */
.contact-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-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-2);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition);
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-faint); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}
.form-group select {
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.form-group select option { background: var(--bg-3); color: var(--text); }
.form-disclaimer {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-faint);
  line-height: 1.6;
}

/* ==============================
   FOOTER
   ============================== */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 60px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.footer-logo {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 280px;
}
.footer-links {
  display: flex;
  gap: 60px;
  flex-wrap: wrap;
}
.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 16px;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-faint);
}

/* ==============================
   RESPONSIVE
   ============================== */
@media (max-width: 1024px) {
  .personas-grid,
  .filary-grid,
  .pricing-grid {
    grid-template-columns: 1fr 1fr;
  }
  .audyt-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .price-card { position: static; }
  .lab-pillars { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .hero { padding: 110px 0 80px; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; }

  .stats-grid { flex-direction: column; }
  .stat-divider { width: 80px; height: 1px; }

  .personas-grid,
  .filary-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-inner { flex-direction: column; gap: 40px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .section-title { font-size: 1.8rem; }
  .hero-headline { font-size: 2rem; }
  .price-amount { font-size: 2.4rem; }
}

/* ==============================
   ANIMATIONS (scroll reveal)
   ============================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }