/* ═══════════════════════════════════════════════════════════════════
   QUAFI — Landing page styles
   Built on top of quafi.css tokens; matches the in-app brand identity.
   ═══════════════════════════════════════════════════════════════════ */

.landing-body {
  background: var(--marble);
  color: var(--dark1);
  font-family: var(--ff);
  line-height: 1.5;
  overflow-x: hidden;
}

/* ── Top navigation ────────────────────────────────────────────────── */
.landing-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 3rem;
  background: rgba(242, 242, 238, 0.85);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--marble2);
}
.landing-nav .brand-mark {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--dark1);
}
.landing-nav .brand-word {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  gap: 2rem;
  font-size: 0.92rem;
}
.nav-links a {
  color: var(--dark1);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.01em;
  position: relative;
  transition: color 200ms;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms;
}
.nav-links a:hover { color: var(--teal); }
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta { display: flex; gap: 0.5rem; align-items: center; }

@media (max-width: 880px) {
  .landing-nav { padding: 1rem 1.4rem; }
  .nav-links { display: none; }
}

/* ── Hero ────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 6rem 3rem 4.5rem;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}
.hero-eyebrow {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1.4rem;
}
.hero-headline {
  font-size: clamp(2.4rem, 5vw, 3.7rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.04;
  color: var(--dark1);
  margin-bottom: 1.8rem;
}
.hero-accent {
  color: var(--teal);
  position: relative;
  display: inline-block;
}
.hero-accent::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 4px;
  background: linear-gradient(90deg, var(--teal) 0%, var(--gold) 100%);
  border-radius: 2px;
  opacity: 0.4;
}
.hero-sub {
  font-size: 1.08rem;
  line-height: 1.65;
  color: var(--dark2);
  max-width: 620px;
  margin-bottom: 2.2rem;
}
.hero-sub strong { color: var(--dark1); }
.hero-cta-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 1.6rem;
}
.hero-trust {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.84rem;
  color: var(--dark2);
  font-weight: 500;
}
.hero-trust .dot { color: var(--marble3); }

.hero-art {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  position: relative;
}
.hero-art .quafi-mark-xl {
  width: 320px;
  height: 320px;
  filter: drop-shadow(0 8px 28px rgba(58, 106, 114, 0.22));
}
.hero-art::before {
  content: '';
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(58,106,114,0.10) 0%, transparent 65%);
  z-index: 0;
}
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { order: -1; padding: 0; margin-bottom: 1rem; }
  .hero-art .quafi-mark-xl { width: 200px; height: 200px; }
  .hero-art::before { width: 280px; height: 280px; }
  .hero { padding: 3.5rem 1.5rem 3rem; }
}

/* ── Generic section heading ──────────────────────────────────────── */
.section-eyebrow {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.7rem;
}
.section-eyebrow.inverse,
.section-h.inverse { color: var(--gold); }
.section-h {
  font-size: clamp(1.6rem, 3.3vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--dark1);
  margin-bottom: 1.2rem;
}
.section-h.inverse { color: var(--white); }
.section-lede {
  font-size: 1rem;
  color: var(--dark2);
  max-width: 720px;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

/* ── Pillars (Why QUAFI) ──────────────────────────────────────────── */
.pillars {
  max-width: 1280px;
  margin: 0 auto;
  padding: 4.5rem 3rem;
  border-top: 1px solid var(--marble2);
}
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}
.pillar {
  background: var(--white);
  border: 1px solid var(--marble2);
  border-radius: var(--radius-lg);
  padding: 1.8rem 1.7rem;
  transition: transform 220ms, box-shadow 220ms;
}
.pillar:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.pillar-num {
  font-family: 'SF Mono', Menlo, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 0.8rem;
  letter-spacing: 0.08em;
}
.pillar-h {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark1);
  letter-spacing: -0.015em;
  margin-bottom: 0.6rem;
}
.pillar p {
  font-size: 0.94rem;
  color: var(--dark2);
  line-height: 1.6;
}
@media (max-width: 880px) {
  .pillar-grid { grid-template-columns: 1fr; }
  .pillars { padding: 3rem 1.5rem; }
}

/* ── How it works ─────────────────────────────────────────────────── */
.how {
  max-width: 1280px;
  margin: 0 auto;
  padding: 4.5rem 3rem;
  border-top: 1px solid var(--marble2);
}
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  position: relative;
}
.how-step {
  background: linear-gradient(180deg, var(--white) 0%, var(--marble) 100%);
  border: 1px solid var(--marble2);
  border-radius: var(--radius-lg);
  padding: 1.8rem 1.7rem;
  position: relative;
}
.how-step-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--teal);
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}
.how-step h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark1);
  letter-spacing: -0.015em;
  margin-bottom: 0.55rem;
  line-height: 1.3;
}
.how-step p {
  font-size: 0.92rem;
  color: var(--dark2);
  line-height: 1.6;
}
@media (max-width: 880px) {
  .how-grid { grid-template-columns: 1fr; }
  .how { padding: 3rem 1.5rem; }
}

/* ── Methodology strip (dark inverse band) ────────────────────────── */
.methodology {
  background: linear-gradient(135deg, var(--dark1) 0%, var(--dark2) 100%);
  color: var(--white);
  padding: 4.5rem 3rem;
  margin: 3rem 0 0;
}
.methodology-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}
.methodology-left .section-eyebrow.inverse { margin-bottom: 0.7rem; }
.methodology-body {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
}
.methodology-body strong { color: var(--white); }

.methodology-right {
  display: grid;
  gap: 0.8rem;
}
.method-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 10px;
  padding: 1rem 1.2rem;
}
.method-card-label {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}
.method-card-value {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white);
  margin: 0.25rem 0 0.3rem;
}
.method-card-sub {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.45;
}
@media (max-width: 880px) {
  .methodology-inner { grid-template-columns: 1fr; gap: 2rem; }
  .methodology { padding: 3rem 1.5rem; }
}

/* ── Pricing ─────────────────────────────────────────────────────── */
.pricing {
  max-width: 1280px;
  margin: 0 auto;
  padding: 5rem 3rem 4rem;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0 1.5rem;
}
.plan-card {
  background: var(--white);
  border: 1px solid var(--marble2);
  border-radius: var(--radius-lg);
  padding: 1.7rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  position: relative;
  transition: transform 220ms, box-shadow 220ms;
}
.plan-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.plan-card.featured {
  border: 2px solid var(--teal);
  background: linear-gradient(180deg, var(--white) 0%, var(--teal-pale) 100%);
  box-shadow: var(--shadow-md);
}
.plan-card.enterprise {
  background: linear-gradient(180deg, var(--marble) 0%, var(--marble2) 100%);
}
.plan-badge {
  position: absolute;
  top: -10px;
  left: 1.5rem;
  background: var(--teal);
  color: var(--white);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
}
.plan-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark1);
  letter-spacing: -0.015em;
}
.plan-discount {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--gold);
  text-transform: uppercase;
}
.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  margin: 0.4rem 0 0.6rem;
}
.plan-price .amount {
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--dark1);
  line-height: 1;
}
.plan-price .period {
  font-size: 0.85rem;
  color: var(--dark2);
}
.plan-features {
  list-style: none;
  padding: 0;
  margin: 0.4rem 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.plan-features li {
  font-size: 0.88rem;
  color: var(--dark1);
  padding-left: 1.3rem;
  position: relative;
  line-height: 1.45;
}
.plan-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--teal);
  font-weight: 700;
}
.plan-features li strong { color: var(--teal); font-weight: 700; }
.full-w { width: 100%; justify-content: center; }
.pricing-note {
  font-size: 0.82rem;
  color: var(--dark2);
  text-align: center;
  margin-top: 1.5rem;
  font-style: italic;
}
@media (max-width: 1080px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 580px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing { padding: 3rem 1.5rem; }
}

/* ── Trust strip ─────────────────────────────────────────────────── */
.trust {
  max-width: 1280px;
  margin: 0 auto;
  padding: 4.5rem 3rem;
  border-top: 1px solid var(--marble2);
}
.trust-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}
.trust p {
  font-size: 1rem;
  color: var(--dark2);
  line-height: 1.7;
  margin-top: 1rem;
}
.trust-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}
.stat-card {
  background: var(--white);
  border: 1px solid var(--marble2);
  border-radius: 10px;
  padding: 1.3rem 1rem;
  text-align: center;
}
.stat-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--teal);
  line-height: 1;
}
.stat-label {
  font-size: 0.74rem;
  color: var(--dark2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
  margin-top: 0.6rem;
  line-height: 1.4;
}
@media (max-width: 880px) {
  .trust-grid { grid-template-columns: 1fr; }
  .trust { padding: 3rem 1.5rem; }
}

/* ── Contact ─────────────────────────────────────────────────────── */
.contact {
  max-width: 1280px;
  margin: 0 auto;
  padding: 4.5rem 3rem 5.5rem;
  border-top: 1px solid var(--marble2);
}
.contact-inner {
  background: linear-gradient(120deg, var(--teal) 0%, var(--teal-light) 100%);
  border-radius: var(--radius-lg);
  padding: 3rem 3rem;
  color: var(--white);
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: center;
}
.contact-inner .section-eyebrow { color: rgba(255,255,255,0.75); }
.contact-inner .section-h { color: var(--white); margin-bottom: 0.8rem; }
.contact-inner p { color: rgba(255,255,255,0.82); line-height: 1.6; }
.contact-mail {
  margin-top: 0.8rem;
  font-size: 1.1rem;
  font-weight: 700;
}
.contact-mail a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 2px solid rgba(255,255,255,0.4);
  padding-bottom: 2px;
  transition: border-color 200ms;
}
.contact-mail a:hover { border-color: var(--white); }
.contact-cta { display: flex; justify-content: flex-end; }
.contact-cta .btn-primary {
  background: var(--white);
  color: var(--teal);
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
}
.contact-cta .btn-primary:hover {
  background: var(--marble);
  transform: translateY(-2px);
}
@media (max-width: 880px) {
  .contact-inner { grid-template-columns: 1fr; padding: 2rem 1.5rem; }
  .contact-cta { justify-content: flex-start; }
  .contact { padding: 3rem 1.5rem; }
}

/* ── Footer ──────────────────────────────────────────────────────── */
.landing-footer {
  background: var(--dark1);
  color: rgba(255,255,255,0.65);
  padding: 3.5rem 3rem 1.8rem;
}
.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: 3rem;
  align-items: flex-start;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.footer-brand .quafi-mark-sm { color: var(--white); width: 38px; height: 38px; }
.footer-word {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1;
}
.footer-tag {
  font-size: 0.76rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 0.35rem;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.footer-cols a {
  display: block;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 0.88rem;
  padding: 0.25rem 0;
  transition: color 200ms;
}
.footer-cols a:hover { color: var(--white); }
.footer-col-h {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.7rem;
}
.footer-fineprint {
  max-width: 1280px;
  margin: 2.5rem auto 0;
  padding-top: 1.8rem;
  border-top: 1px solid rgba(255,255,255,0.10);
  font-size: 0.74rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.6;
  text-align: center;
}
.footer-fineprint strong { color: rgba(255,255,255,0.85); }
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); }
  .landing-footer { padding: 2.5rem 1.5rem 1.4rem; }
}

/* ── Quafi-mark size variant for hero ─────────────────────────────── */
.quafi-mark-xl {
  width: 320px;
  height: 320px;
  color: var(--teal);
}