/* ============================================================
   SPS, Inc. — Global Stylesheet
   Design System: "The Digital Bastion" / Cobalt Flux
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:wght,FILL@100..700,0..1&display=swap');

/* ── Design Tokens ── */
:root {
  --primary:               #001f60;
  --primary-container:     #00328f;
  --primary-fixed:         #dbe1ff;
  --on-primary:            #ffffff;
  --on-primary-container:  #82a0ff;
  --secondary:             #4659a7;
  --secondary-container:   #96aafd;
  --tertiary:              #002a2d;
  --tertiary-container:    #004246;
  --tertiary-fixed:        #74f5ff;
  --tertiary-fixed-dim:    #00dbe7;
  --on-tertiary-fixed:     #002022;
  --surface:               #fcf9f8;
  --surface-bright:        #fcf9f8;
  --surface-dim:           #dcd9d9;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f6f3f2;
  --surface-container:     #f0edec;
  --surface-container-high:#eae7e7;
  --surface-container-highest: #e5e2e1;
  --on-surface:            #1c1b1b;
  --on-surface-variant:    #444653;
  --outline:               #757684;
  --outline-variant:       #c5c5d5;
  --error:                 #ba1a1a;
  --inverse-surface:       #313030;
  --shadow-ambient:        0 16px 32px rgba(28,27,27,0.06);
  --radius-sm:             0.125rem;
  --radius-md:             0.375rem;
  --radius-lg:             0.5rem;
  --radius-xl:             0.75rem;
  --radius-2xl:            1rem;
  --radius-full:           999px;
  --transition:            all 0.2s cubic-bezier(0.4,0,0.2,1);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--surface);
  color: var(--on-surface);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.font-headline { font-family: 'Plus Jakarta Sans', sans-serif; }
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
}
/* ── Logo blending — removes white background on nav ── */
.nav-logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
  mix-blend-mode: multiply;
  filter: contrast(1.2);
}
.footer-logo img {
  mix-blend-mode: multiply;
  filter: contrast(1.1);
}
/* ── Navigation ── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: #ffffff;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition: var(--transition);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.site-nav.scrolled {
  box-shadow: var(--shadow-ambient);
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-link {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--on-surface-variant);
  transition: var(--transition);
  padding-bottom: 2px;
  letter-spacing: -0.01em;
}
.nav-link:hover { color: var(--primary); }
.nav-link.nav-active {
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.btn-ghost {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.btn-ghost:hover { background: var(--surface-container); }
.btn-primary {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0,31,96,0.3); }
.btn-primary:active { transform: scale(0.97); }
.btn-secondary {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--surface-container-high);
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(197,197,213,0.3);
  transition: var(--transition);
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.btn-secondary:hover { background: var(--surface-container-highest); }
.btn-large {
  padding: 1rem 2rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}
.btn-white {
  background: white;
  color: var(--primary);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  display: inline-flex; align-items: center; gap: 0.5rem;
  transition: var(--transition);
}
.btn-white:hover { background: #f0f4ff; transform: translateY(-1px); }
.btn-outline-white {
  border: 2px solid rgba(255,255,255,0.4);
  color: white;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  display: inline-flex; align-items: center; gap: 0.5rem;
  transition: var(--transition);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.1); }
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}
.nav-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; }
.nav-hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── Layout Utilities ── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 2rem; }
.section { padding: 6rem 2rem; }
.section-sm { padding: 4rem 2rem; }
.section-lg { padding: 8rem 2rem; }
.page-wrap { padding-top: 72px; }

/* ── Trust Badge ── */
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--tertiary-fixed);
  color: var(--on-tertiary-fixed);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
}
.trust-badge-dark {
  background: rgba(116,245,255,0.15);
  color: var(--tertiary-fixed);
}

/* ── Cards ── */
.card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-ambient); }
.card-primary {
  background: var(--primary);
  color: white;
}
.card-body { padding: 2rem; }

/* ── Hero shared styles ── */
.hero-eyebrow {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  font-family: 'Inter', sans-serif;
  margin-bottom: 1rem;
  display: block;
}
.display-xl {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
.display-lg {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.headline-lg {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.gradient-text-teal {
  background: linear-gradient(135deg, var(--tertiary-fixed-dim), var(--tertiary-fixed));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.lead {
  font-size: 1.125rem;
  color: var(--on-surface-variant);
  line-height: 1.75;
  max-width: 600px;
}

/* ── Section headers ── */
.section-header { text-align: center; margin-bottom: 4rem; }
.section-header .eyebrow {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  display: block;
  margin-bottom: 0.75rem;
}
.section-header h2 { margin-bottom: 1rem; }
.section-header p { color: var(--on-surface-variant); max-width: 560px; margin: 0 auto; }

/* ── Stat items ── */
.stat-grid { display: flex; gap: 3rem; flex-wrap: wrap; }
.stat-item .stat-value {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--tertiary-fixed-dim);
}
.stat-item .stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.7;
  color: var(--primary-fixed);
}

/* ── Feature list ── */
.feature-list { display: flex; flex-direction: column; gap: 1.5rem; }
.feature-item { display: flex; gap: 1rem; align-items: flex-start; }
.feature-icon {
  width: 2.5rem; height: 2.5rem;
  background: var(--primary-fixed);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
}
.feature-icon .material-symbols-outlined { font-size: 1.25rem; }
.feature-item h4 { font-weight: 700; margin-bottom: 0.25rem; font-family: 'Plus Jakarta Sans', sans-serif; }
.feature-item p { font-size: 0.875rem; color: var(--on-surface-variant); }

/* ── Bento Grid ── */
.bento-grid { display: grid; gap: 1.5rem; }
.bento-2col { grid-template-columns: repeat(2, 1fr); }
.bento-3col { grid-template-columns: repeat(3, 1fr); }
.bento-span2 { grid-column: span 2; }

/* ── Page Hero dark ── */
.hero-dark {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: white;
  position: relative;
  overflow: hidden;
}
.hero-dark::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-dark .container { position: relative; z-index: 1; }

/* ── Comparison Table ── */
.compare-table { border-radius: var(--radius-xl); overflow: hidden; background: var(--surface-container); }
.compare-header {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  background: var(--primary);
  color: white;
  padding: 1.25rem 1.5rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
}
.compare-header .col-new { color: var(--tertiary-fixed-dim); }
.compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(197,197,213,0.1);
}
.compare-row:last-child { border-bottom: none; }
.compare-row:nth-child(even) { background: var(--surface-container-low); }
.compare-row .col-label { font-weight: 700; }
.compare-row .col-old { color: var(--on-surface-variant); }
.compare-row .col-new { color: var(--primary); font-weight: 600; }

/* ── CTA Band ── */
.cta-band {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  border-radius: var(--radius-2xl);
  padding: 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  color: white;
}
.cta-band::after {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 400px; height: 400px;
  background: rgba(116,245,255,0.08);
  border-radius: 50%;
  filter: blur(60px);
}
.cta-band h2 { color: white; margin-bottom: 1rem; }
.cta-band p { color: rgba(255,255,255,0.75); margin-bottom: 2.5rem; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; position: relative; z-index: 1; }

/* ── Footer ── */
.site-footer { background: var(--surface-container-low); border-top: 1px solid rgba(197,197,213,0.2); }
.footer-inner {
  max-width: 1280px; margin: 0 auto;
  padding: 4rem 2rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}
.footer-logo {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--primary);
  display: block;
  margin-bottom: 1rem;
}
.footer-brand p { font-size: 0.875rem; color: var(--on-surface-variant); line-height: 1.7; margin-bottom: 1.5rem; }
.footer-social { display: flex; gap: 1rem; }
.footer-social a { color: var(--outline); transition: var(--transition); }
.footer-social a:hover { color: var(--primary); }
.footer-col h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col a { font-size: 0.875rem; color: var(--on-surface-variant); transition: var(--transition); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  max-width: 1280px; margin: 0 auto;
  padding: 1.5rem 2rem;
  border-top: 1px solid rgba(197,197,213,0.15);
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
}
.footer-bottom span { font-size: 0.8rem; color: var(--outline); }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { font-size: 0.8rem; color: var(--outline); transition: var(--transition); }
.footer-legal a:hover { color: var(--primary); }

/* ── Page-specific Section backgrounds ── */
.bg-surface       { background: var(--surface); }
.bg-surface-low   { background: var(--surface-container-low); }
.bg-surface-con   { background: var(--surface-container); }
.bg-white         { background: var(--surface-container-lowest); }
.bg-primary       { background: var(--primary); }

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.animate-fade-up { animation: fadeUp 0.6s cubic-bezier(0.4,0,0.2,1) both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .bento-3col { grid-template-columns: repeat(2, 1fr); }
  .bento-span2 { grid-column: span 1; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(252,249,248,0.98);
    backdrop-filter: blur(24px);
    padding: 1.5rem 2rem;
    flex-direction: column;
    gap: 1rem;
    border-bottom: 1px solid rgba(197,197,213,0.2);
    box-shadow: var(--shadow-ambient);
  }
  .nav-links.open { display: flex; }
  .nav-hamburger { display: flex; }
  .bento-2col, .bento-3col { grid-template-columns: 1fr; }
  .bento-span2 { grid-column: span 1; }
  .stat-grid { gap: 1.5rem; }
  .cta-band { padding: 2.5rem 1.5rem; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .nav-actions .btn-ghost { display: none; }
  .section { padding: 4rem 1.5rem; }
}
@media (max-width: 480px) {
  .display-xl { font-size: 2rem; }
  .display-lg { font-size: 1.75rem; }
  .container { padding: 0 1.25rem; }
}