/* ============================================================
   Quscer — Marketing Site Design System
   Type:  Space Grotesk (display/headline) + IBM Plex Sans (body)
   Color: brand navy + signal blue + mint, sampled from the Quscer mark
   ============================================================ */

:root {
  --ink: #10162B;
  --ink-soft: #3B4257;
  --gray: #626C7E;
  --gray-light: #98A2B3;
  --paper: #FAFBFD;
  --paper-dim: #F0F2F8;
  --line: #E1E5EE;
  --blue: #0C4BFD;
  --blue-deep: #083BC9;
  --navy: #062167;
  --navy-deep: #050F3D;
  --blue-tint: #E9EDFF;
  --mint: #2ACEB7;
  --mint-deep: #1FA88F;
  --mint-tint: #E4FAF6;
  --white: #FFFFFF;
  --success: #1DA980;
  --success-tint: #E1F5EC;
  --warn: #B9822A;
  --warn-tint: #FBEED9;
  --danger: #C05B4A;
  --danger-tint: #FBE7E4;
  --radius-sm: 6px;
  --radius: 10px;
  --shadow-card: 0 1px 2px rgba(6,33,103,0.06), 0 8px 24px -12px rgba(6,33,103,0.16);
  --maxw: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'IBM Plex Sans', -apple-system, Segoe UI, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'IBM Plex Sans', sans-serif;
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.1rem, 4.4vw, 3.4rem); font-weight: 600; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 600; }
h3 { font-size: 1.25rem; font-weight: 600; }
p { margin: 0 0 1em; color: var(--ink-soft); max-width: 62ch; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
ul { padding: 0; margin: 0; list-style: none; }

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  text-decoration: none;
  line-height: 1;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-deep); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-on-dark { background: var(--mint); color: var(--navy-deep); }
.btn-on-dark:hover { background: var(--mint-deep); color: var(--white); }
.btn-outline-dark { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.35); }
.btn-outline-dark:hover { border-color: var(--white); }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250,249,246,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
}
.brand-logo {
  height: 30px;
  width: auto;
  display: block;
}
.footer-brand .brand-logo { height: 34px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav-links > li { position: relative; }
.nav-link {
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
}
.nav-link:hover { color: var(--ink); text-decoration: none; }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-actions .btn { padding: 10px 18px; font-size: 0.9rem; }

.mega {
  position: absolute;
  top: calc(100% + 14px);
  left: -20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 14px;
  width: 300px;
  display: none;
  grid-template-columns: 1fr;
  gap: 2px;
}
.nav-links > li:hover .mega { display: grid; }
.mega a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--ink);
}
.mega a:hover { background: var(--paper-dim); text-decoration: none; }
.mega a span.mega-label { font-weight: 600; font-size: 0.92rem; }
.mega a span.mega-desc { font-weight: 400; font-size: 0.8rem; color: var(--gray); }

/* Products mega-menu: promo panel + tile grid */
.mega-products {
  position: absolute;
  top: calc(100% + 14px);
  left: -20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 20px;
  width: 620px;
  display: none;
  gap: 20px;
}
.nav-links > li:hover .mega-products { display: flex; }
.mega-promo {
  width: 190px;
  flex: none;
  background: linear-gradient(160deg, var(--navy), var(--navy-deep));
  border-radius: var(--radius-sm);
  padding: 20px;
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.mega-promo .promo-tag {
  font-size: 0.7rem; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--mint); font-weight: 700; margin-bottom: 10px;
}
.mega-promo h4 { font-family: 'Space Grotesk', sans-serif; font-size: 1.1rem; margin: 0 0 8px; color: var(--white); }
.mega-promo p { font-size: 0.83rem; color: rgba(255,255,255,0.72); margin: 0 0 16px; }
.mega-promo .btn { align-self: flex-start; padding: 8px 14px; font-size: 0.82rem; }
.mega-product-panel { flex: 1; min-width: 0; }
.panel-label {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--gray-light); font-weight: 700; margin-bottom: 10px;
}
.panel-label a { text-transform: none; letter-spacing: 0; font-weight: 600; font-size: 0.82rem; }
.product-tile-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; }
.product-tile {
  display: flex; flex-direction: column; gap: 6px;
  padding: 10px; border-radius: var(--radius-sm); position: relative; color: var(--ink);
}
.product-tile:hover { background: var(--paper-dim); text-decoration: none; }
.product-tile .tile-icon {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--blue-tint); color: var(--blue);
  display: flex; align-items: center; justify-content: center; font-size: 0.9rem;
}
.product-tile .tile-label { font-weight: 600; font-size: 0.85rem; font-family: 'Space Grotesk', sans-serif; }
.product-tile .tile-new {
  position: absolute; top: 8px; right: 8px;
  font-size: 0.6rem; font-weight: 700; color: var(--mint-deep);
  background: var(--mint-tint); padding: 2px 7px; border-radius: 999px;
}

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; }

@media (max-width: 880px) {
  .nav-links { position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: var(--paper); flex-direction: column; align-items: stretch; gap: 0; padding: 10px 24px 30px; overflow-y: auto; display: none; }
  .nav-links.open { display: flex; }
  .nav-links > li { border-bottom: 1px solid var(--line); padding: 14px 0; }
  .mega { position: static; display: none !important; width: 100%; border: none; box-shadow: none; padding: 6px 0 0; }
  .nav-links > li.mega-open .mega { display: grid !important; }
  .mega-products { position: static; display: none !important; width: 100%; border: none; box-shadow: none; padding: 10px 0 0; flex-direction: column; }
  .nav-links > li.mega-open .mega-products { display: flex !important; }
  .mega-promo { width: 100%; }
  .product-tile-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-actions { display: none; }
  .nav-actions.mobile-shown { display: flex; flex-direction: column; padding: 18px 0 0; gap: 10px; }
  .nav-toggle { display: block; }
}

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 64px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
}
.eyebrow-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue-tint);
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.eyebrow-tag .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--blue); }
.hero-cta-row { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 36px; margin-top: 40px; flex-wrap: wrap; }
.hero-stat b { display: block; font-family: 'Space Grotesk', sans-serif; font-size: 1.5rem; color: var(--ink); }
.hero-stat span { font-size: 0.82rem; color: var(--gray); }

/* Live module rail preview (hero visual) */
.rail-card {
  background: var(--navy);
  border-radius: 16px;
  padding: 22px;
  color: var(--white);
  box-shadow: 0 20px 50px -20px rgba(11,46,46,0.55);
}
.rail-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.rail-card-head span { font-size: 0.82rem; color: rgba(255,255,255,0.6); }
.rail-dots { display: flex; gap: 6px; }
.rail-dots i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.25); display: block; }
.rail-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 14px; border-radius: 8px; margin-bottom: 6px;
  background: rgba(255,255,255,0.04);
  opacity: 0; transform: translateY(6px);
  animation: railIn 0.5s ease forwards;
}
.rail-row:last-child { margin-bottom: 0; }
.rail-row .label { display: flex; align-items: center; gap: 10px; font-size: 0.92rem; }
.rail-row .swatch { width: 8px; height: 8px; border-radius: 2px; flex: none; }
.rail-row .val { font-size: 0.85rem; color: rgba(255,255,255,0.65); font-family: 'Space Grotesk', sans-serif; }
.rail-row .val.good { color: #7FD9A6; }
.rail-row .val.warn { color: var(--mint); }
@keyframes railIn { to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) {
  .rail-row { animation: none; opacity: 1; transform: none; }
}

/* ---------- Sections ---------- */
section { padding: 84px 0; }
.section-head { max-width: 620px; margin-bottom: 48px; }
.section-head p { color: var(--gray); }
.dark-section { background: var(--navy); color: var(--white); }
.dark-section h2, .dark-section h3 { color: var(--white); }
.dark-section p { color: rgba(255,255,255,0.68); }
.dim-section { background: var(--paper-dim); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
@media (max-width: 880px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.feature-card .icon-chip {
  width: 38px; height: 38px; border-radius: 9px;
  background: var(--blue-tint); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem; margin-bottom: 14px;
}
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { margin: 0; font-size: 0.94rem; }

/* Suite rail (home) */
.suite-rail { display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--white); }
.suite-row {
  display: grid; grid-template-columns: 200px 1fr 140px;
  align-items: center; gap: 18px;
  padding: 20px 24px; border-bottom: 1px solid var(--line);
  transition: background 0.15s ease;
}
.suite-row:last-child { border-bottom: none; }
.suite-row:hover { background: var(--paper-dim); text-decoration: none; }
.suite-row-name { display: flex; align-items: center; gap: 12px; font-family: 'Space Grotesk', sans-serif; font-weight: 600; color: var(--ink); font-size: 1.02rem; }
.suite-row-name .dot { width: 9px; height: 9px; border-radius: 2px; flex: none; }
.suite-row-desc { color: var(--gray); font-size: 0.9rem; }
.suite-row-status { text-align: right; font-size: 0.82rem; font-weight: 600; }
.status-live { color: var(--blue); }
.status-new { color: var(--mint-deep); }
@media (max-width: 700px) {
  .suite-row { grid-template-columns: 1fr; gap: 6px; text-align: left; }
  .suite-row-status { text-align: left; }
}

/* Proof strip */
.proof-strip { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 28px; padding: 34px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* Trusted-by logo grid */
.trust-head { text-align: center; max-width: 560px; margin: 0 auto 40px; }
.trust-head .trust-count { color: var(--blue); }
.logo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 700px) { .logo-grid { grid-template-columns: repeat(2, 1fr); } }
.logo-tile {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  height: 168px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px;
  padding: 22px 18px 18px;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.logo-tile:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); }
.logo-tile img { max-height: 92px; max-width: 100%; width: auto; object-fit: contain; }
.logo-tile .logo-name { font-size: 0.82rem; font-weight: 600; color: var(--gray); font-family: 'Space Grotesk', sans-serif; }
.logo-tile.hbl-tile { padding: 0; overflow: hidden; gap: 0; }
.logo-tile.hbl-tile img { max-height: 100%; height: 100%; width: 100%; object-fit: cover; }
.proof-strip .proof-item { font-family: 'Space Grotesk', sans-serif; color: var(--gray-light); font-size: 1rem; font-weight: 600; }

/* Quote */
.quote-block { border-left: 3px solid var(--mint); padding-left: 24px; max-width: 640px; }
.quote-block p { font-size: 1.15rem; color: var(--ink); font-family: 'Space Grotesk', sans-serif; font-weight: 500; }
.quote-block cite { font-size: 0.88rem; color: var(--gray); font-style: normal; }

/* CTA band */
.cta-band { text-align: center; }
.cta-band h2 { max-width: 560px; margin: 0 auto 20px; }
.cta-band .hero-cta-row { justify-content: center; }

/* ---------- Pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
@media (max-width: 1000px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .pricing-grid { grid-template-columns: 1fr; } }
.price-card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; display: flex; flex-direction: column;
}
.price-card.featured { border-color: var(--blue); box-shadow: 0 0 0 1px var(--blue); }
.price-card .tier-index { font-family: 'Space Grotesk', sans-serif; color: var(--gray-light); font-size: 0.85rem; margin-bottom: 6px; }
.price-card h3 { margin-bottom: 4px; }
.price-card .price-sub { color: var(--gray); font-size: 0.85rem; margin-bottom: 18px; }
.price-card .price-amt { font-family: 'Space Grotesk', sans-serif; font-size: 2.1rem; font-weight: 600; margin-bottom: 2px; }
.price-card .price-amt sup { font-size: 0.9rem; font-weight: 500; color: var(--gray); top: -0.6em; }
.price-card ul { margin: 18px 0 24px; display: flex; flex-direction: column; gap: 10px; }
.price-card ul li { font-size: 0.9rem; color: var(--ink-soft); padding-left: 20px; position: relative; }
.price-card ul li::before { content: '✓'; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
.price-card .btn { margin-top: auto; justify-content: center; }
.pricing-note { text-align: center; color: var(--gray); font-size: 0.88rem; margin-top: 28px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy); color: rgba(255,255,255,0.75); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 0.9fr 0.9fr 0.9fr 0.9fr; gap: 32px; margin-bottom: 48px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-grid h4 { color: var(--white); font-size: 0.85rem; letter-spacing: 0.02em; margin-bottom: 16px; font-family: 'IBM Plex Sans', sans-serif; font-weight: 600; }
.footer-grid ul li { margin-bottom: 10px; font-size: 0.9rem; }
.footer-grid ul a { color: rgba(255,255,255,0.75); }
.footer-grid ul a:hover { color: var(--white); }
.footer-brand .brand { color: var(--white); margin-bottom: 12px; }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 0.88rem; max-width: 280px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,0.12); font-size: 0.82rem; color: rgba(255,255,255,0.5); }
.footer-bottom a { color: rgba(255,255,255,0.6); }
.legal-links a + a { margin-left: 18px; }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.tag-list { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.tag-pill { font-size: 0.78rem; color: var(--gray); background: var(--paper-dim); border-radius: 999px; padding: 5px 12px; }

/* Inner page hero (module pages) */
.page-hero { padding: 56px 0 48px; }
.page-hero .eyebrow-tag { margin-bottom: 16px; }
.breadcrumb { font-size: 0.85rem; color: var(--gray); margin-bottom: 14px; }
.breadcrumb a { color: var(--gray); }

/* Mock UI panels used on module pages */
.mock-panel { background: var(--white); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-card); overflow: hidden; }
.mock-panel-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--line); background: var(--paper-dim); }
.mock-panel-head span { font-size: 0.8rem; color: var(--gray); font-family: 'Space Grotesk', sans-serif; }
.mock-panel-body { padding: 18px; }
.mock-line { display: flex; justify-content: space-between; align-items: center; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
.mock-line:last-child { border-bottom: none; }
.mock-line .badge { font-size: 0.72rem; font-weight: 600; padding: 3px 9px; border-radius: 999px; }
.badge-paid { background: var(--success-tint); color: var(--success); }
.badge-pending { background: var(--warn-tint); color: var(--warn); }
.badge-low { background: var(--danger-tint); color: var(--danger); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; gap: 32px; } }
.two-col.reverse .col-visual { order: -1; }
@media (max-width: 900px) { .two-col.reverse .col-visual { order: 0; } }

.check-list { display: flex; flex-direction: column; gap: 12px; margin: 20px 0; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem; color: var(--ink-soft); }
.check-list li .mark { flex: none; width: 18px; height: 18px; border-radius: 5px; background: var(--blue-tint); color: var(--blue); font-size: 0.72rem; display: flex; align-items: center; justify-content: center; margin-top: 2px; font-weight: 700; }

/* Simple contact form */
.form-row { margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 0.85rem; font-weight: 600; color: var(--ink); }
.form-row input, .form-row textarea, .form-row select {
  padding: 11px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-family: 'IBM Plex Sans', sans-serif; font-size: 0.95rem; background: var(--white); color: var(--ink);
}
.form-row input:focus, .form-row textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue); }