/* SPS Security v2 — Shared Design System
   Light theme · Manrope + Inter · Material Design 3 tokens
   Matches "The Sentinel Ethos" design doc exactly
*/

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }

:root {
  /* Material Design 3 token palette — exact from DESIGN.md */
  --surface:                #f7f9fb;
  --surface-bright:         #f7f9fb;
  --surface-dim:            #d8dadc;
  --surface-container-lowest: #ffffff;
  --surface-container-low:  #f2f4f6;
  --surface-container:      #eceef0;
  --surface-container-high: #e6e8ea;
  --surface-container-highest: #e0e3e5;
  --on-surface:             #191c1e;
  --on-surface-variant:     #44474d;
  --inverse-surface:        #2d3133;
  --inverse-on-surface:     #eff1f3;
  --outline:                #75777e;
  --outline-variant:        #c5c6cd;
  --primary:                #000000;
  --primary-container:      #001c37;
  --on-primary:             #ffffff;
  --on-primary-container:   #6e85a5;
  --primary-fixed:          #d2e4ff;
  --primary-fixed-dim:      #b0c8eb;
  --on-primary-fixed:       #001c37;
  --on-primary-fixed-variant: #314865;
  --secondary:              #515f74;
  --secondary-container:    #d5e3fc;
  --on-secondary:           #ffffff;
  --on-secondary-container: #57657a;
  --secondary-fixed:        #d5e3fc;
  --secondary-fixed-dim:    #b9c7df;
  --on-secondary-fixed:     #0d1c2e;
  --on-secondary-fixed-variant: #3a485b;
  --tertiary:               #000000;
  --tertiary-container:     #001f23;
  --on-tertiary:            #ffffff;
  --on-tertiary-container:  #0d919e;
  --tertiary-fixed:         #90f1ff;
  --tertiary-fixed-dim:     #6dd6e3;
  --on-tertiary-fixed:      #001f23;
  --on-tertiary-fixed-variant: #004f56;
  --error:                  #ba1a1a;
  --error-container:        #ffdad6;
  --on-error:               #ffffff;
  --on-error-container:     #93000a;
  --surface-tint:           #49607e;
  --on-background:          #191c1e;
  --background:             #f7f9fb;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--surface);
  color: var(--on-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4, h5 { font-family: 'Manrope', sans-serif; }

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
}

/* ── Primary gradient (signature) ── */
.primary-gradient { background: linear-gradient(135deg, #000000 0%, #001c37 100%); }
.glass-effect {
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  background-color: rgba(255,255,255,0.7);
}

/* ── Nav ── */
.sps-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 1px 3px rgba(25,28,30,0.06);
  height: 72px;
}
.sps-nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2.5rem; height: 100%; max-width: 1440px; margin: 0 auto; gap: 2rem;
}
.nav-brand {
  display: flex; align-items: center; gap: .75rem; flex-shrink: 0; text-decoration: none;
}
.nav-logo { height: 28px; width: auto; }
.nav-logo-box {
  background: linear-gradient(135deg, #000, #001c37);
  color: #fff;
  font-family: 'Manrope', sans-serif;
  font-weight: 900;
  font-size: .7rem;
  letter-spacing: .08em;
  padding: .3rem .55rem;
  border-radius: 4px;
}
.nav-brand-name {
  font-family: 'Manrope', sans-serif;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--on-surface);
  letter-spacing: -.02em;
}
.nav-brand-name span { color: #000; }
.nav-links { display: flex; align-items: center; gap: .25rem; }
.nav-link {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  font-size: .875rem;
  color: var(--on-surface-variant);
  padding: .5rem .875rem;
  border-radius: 8px;
  transition: all .18s ease;
  display: inline-flex; align-items: center; gap: .3rem;
  text-decoration: none;
}
.nav-link:hover, .nav-link.active { color: var(--on-surface); background: var(--surface-container-low); }
.nav-link.active { border-bottom: 2px solid var(--on-surface); border-radius: 0; background: none; padding-bottom: calc(.5rem - 2px); }
.nav-chevron { font-size: .7rem; opacity: .5; transition: transform .18s ease; }
.nav-item:hover .nav-chevron { transform: rotate(90deg); }

/* Dropdown */
.nav-item { position: relative; }
.nav-dropdown {
  position: absolute; top: calc(100% + .75rem); left: -1rem;
  background: var(--surface-container-lowest);
  border-radius: 12px;
  padding: .5rem;
  min-width: 260px;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: all .18s ease;
  box-shadow: 0 8px 24px -2px rgba(25,28,30,0.12), 0 0 0 1px rgba(197,198,205,.3);
}
.nav-item:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dd-item {
  display: flex; align-items: flex-start; gap: .875rem;
  padding: .7rem .875rem; border-radius: 8px;
  color: var(--on-surface-variant);
  transition: all .15s ease; text-decoration: none;
}
.dd-item:hover { background: var(--surface-container-low); color: var(--on-surface); }
.dd-item strong { display: block; font-weight: 600; font-size: .83rem; color: var(--on-surface); margin-bottom: .1rem; }
.dd-item small { font-size: .72rem; color: var(--on-surface-variant); }
.dd-item .material-symbols-outlined { font-size: .95rem; color: var(--on-tertiary-container); margin-top: .2rem; flex-shrink: 0; }

.nav-actions { display: flex; align-items: center; gap: .75rem; flex-shrink: 0; }
.nav-myid-btn {
  display: inline-flex; align-items: center; gap: .4rem;
  font-family: 'Manrope', sans-serif;
  font-weight: 700; font-size: .78rem;
  color: var(--on-tertiary-container);
  border: 1.5px solid rgba(13,145,158,.25);
  background: rgba(13,145,158,.06);
  padding: .45rem .875rem; border-radius: 8px;
  transition: all .18s ease; text-decoration: none;
}
.nav-myid-btn:hover { background: rgba(13,145,158,.12); border-color: rgba(13,145,158,.4); }
.nav-myid-btn .material-symbols-outlined { font-size: .9rem; }
.nav-cta {
  display: inline-flex; align-items: center; gap: .4rem;
  font-family: 'Manrope', sans-serif; font-weight: 700; font-size: .82rem;
  color: #fff; padding: .55rem 1.25rem; border-radius: 8px;
  background: linear-gradient(135deg, #000, #001c37);
  box-shadow: 0 4px 12px rgba(0,0,0,.18);
  transition: all .18s ease; border: none; cursor: pointer; text-decoration: none;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(0,0,0,.24); }
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: .5rem;
}
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--on-surface); border-radius: 2px; transition: all .18s ease; }
.mobile-menu { display: none; flex-direction: column; background: var(--surface-container-lowest); padding: 1.5rem 2rem; border-top: 1px solid var(--surface-container); }
.mobile-menu.open { display: flex; }
.mobile-menu a { font-family: 'Manrope', sans-serif; font-weight: 600; font-size: .95rem; color: var(--on-surface-variant); padding: .75rem 0; border-bottom: 1px solid var(--surface-container-low); }
.mobile-menu a:hover { color: var(--on-surface); }
@media (max-width: 1024px) { .nav-links { display: none; } .nav-hamburger { display: flex; } }

/* ── Layout ── */
.container { max-width: 1440px; margin: 0 auto; padding: 0 2.5rem; }
.section { padding: 6rem 0; }
.section-lg { padding: 8rem 0; }
.section-sm { padding: 3.5rem 0; }

/* ── Typography helpers ── */
.eyebrow {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .15em;
  color: var(--on-tertiary-container);
  background: var(--tertiary-container);
  padding: .3rem .875rem; border-radius: 999px; margin-bottom: 1.25rem;
}
.eyebrow-neutral {
  background: var(--surface-container); color: var(--on-surface-variant);
  font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .15em;
  display: inline-block; padding: .3rem .875rem; border-radius: 999px; margin-bottom: 1.25rem;
}
.h1 { font-size: clamp(2.5rem, 5.5vw, 4.5rem); font-weight: 900; letter-spacing: -.03em; line-height: 1.05; color: var(--on-background); }
.h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); font-weight: 800; letter-spacing: -.025em; line-height: 1.1; color: var(--on-background); }
.h3 { font-size: 1.25rem; font-weight: 700; letter-spacing: -.015em; color: var(--on-surface); }
.section-sub { font-size: 1.1rem; color: var(--on-surface-variant); max-width: 600px; line-height: 1.75; }
.accent-text { color: var(--secondary); }
.teal-text { color: var(--on-tertiary-container); }

/* ── Buttons ── */
.btn-primary {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: 'Manrope', sans-serif; font-weight: 700; font-size: .82rem;
  text-transform: uppercase; letter-spacing: .06em;
  color: #fff; background: linear-gradient(135deg, #000, #001c37);
  padding: .85rem 2rem; border-radius: 6px; border: none; cursor: pointer;
  transition: all .2s ease; text-decoration: none;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.2); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: 'Manrope', sans-serif; font-weight: 700; font-size: .82rem;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--on-surface);
  background: var(--surface-container-highest);
  padding: .85rem 2rem; border-radius: 6px; border: none; cursor: pointer;
  transition: all .2s ease; text-decoration: none;
}
.btn-secondary:hover { background: var(--surface-container-high); }
.btn-ghost {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: 'Manrope', sans-serif; font-weight: 600; font-size: .875rem;
  color: var(--on-surface-variant); background: transparent;
  border: 1.5px solid var(--outline-variant); border-radius: 6px;
  padding: .7rem 1.5rem; cursor: pointer; transition: all .2s ease; text-decoration: none;
}
.btn-ghost:hover { background: var(--surface-container-low); color: var(--on-surface); }
.btn-white {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: 'Manrope', sans-serif; font-weight: 700; font-size: .82rem;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--on-surface); background: #fff;
  padding: .85rem 2rem; border-radius: 6px; border: none; cursor: pointer;
  transition: all .2s ease; text-decoration: none;
}
.btn-white:hover { background: var(--surface-container-low); }
.btn-lg { padding: 1.1rem 2.5rem; font-size: .875rem; }

/* ── Cards ── */
.card {
  background: var(--surface-container-lowest);
  border-radius: 12px;
  padding: 2rem;
}
.card-lifted {
  background: var(--surface-container-lowest);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 2px 8px rgba(25,28,30,.06), 0 0 0 1px rgba(197,198,205,.2);
  transition: all .2s ease;
}
.card-lifted:hover { box-shadow: 0 8px 32px rgba(25,28,30,.1), 0 0 0 1px rgba(197,198,205,.25); transform: translateY(-2px); }
.card-dark {
  background: var(--primary-container);
  border-radius: 12px;
  padding: 2rem;
  color: #fff;
}
.card-teal {
  background: var(--tertiary-container);
  border-radius: 12px;
  padding: 2rem;
  color: #fff;
}

/* ── Stats ── */
.stat-num { font-family: 'Manrope', sans-serif; font-weight: 900; font-size: 3rem; letter-spacing: -.03em; color: var(--on-background); line-height: 1; }
.stat-label { font-size: .75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--outline); margin-top: .35rem; }

/* ── Feature list ── */
.feat-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: .65rem; }
.feat-list li { font-size: .9rem; color: var(--on-surface-variant); display: flex; align-items: flex-start; gap: .65rem; line-height: 1.55; }
.feat-list li .material-symbols-outlined { font-size: 1rem; color: var(--on-tertiary-container); flex-shrink: 0; margin-top: .1rem; }

/* ── Step numbers ── */
.step-num { font-family: 'Manrope', sans-serif; font-weight: 900; font-size: 3.5rem; color: var(--surface-container-highest); line-height: 1; margin-bottom: 1rem; }

/* ── Tag / badge ── */
.badge {
  display: inline-flex; align-items: center; gap: .3rem;
  font-size: .65rem; font-weight: 800; text-transform: uppercase; letter-spacing: .1em;
  padding: .25rem .6rem; border-radius: 4px;
}
.badge-teal { background: rgba(13,145,158,.1); color: var(--on-tertiary-container); }
.badge-dark { background: var(--primary-container); color: rgba(255,255,255,.7); }
.badge-grey { background: var(--surface-container); color: var(--on-surface-variant); }

/* ── Divider ── */
.wire { border: none; border-top: 1px solid var(--surface-container-high); }

/* ── Grid helpers ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 960px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
@media (max-width: 1200px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .grid-4 { grid-template-columns: 1fr; } }

/* ── Process steps ── */
.process-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
@media (max-width: 960px) { .process-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .process-grid { grid-template-columns: 1fr; } }
.process-card {
  background: var(--surface-container-lowest);
  border-radius: 12px; padding: 2rem;
  transition: all .2s ease; cursor: default;
}
.process-card:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.process-card:hover p, .process-card:hover .process-num, .process-card:hover .material-symbols-outlined { color: rgba(255,255,255,.8); }
.process-card:hover h3 { color: #fff; }
.process-num { font-family: 'Manrope', sans-serif; font-weight: 900; font-size: 2.5rem; opacity: .18; margin-bottom: 1.25rem; }

/* ── FAQ ── */
.faq-item { border-bottom: 1px solid var(--surface-container-high); }
.faq-q { width: 100%; background: none; border: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; padding: 1.25rem 0; font-family: 'Manrope', sans-serif; font-weight: 700; font-size: .95rem; color: var(--on-surface); text-align: left; gap: 1rem; }
.faq-q:hover { color: var(--secondary); }
.faq-icon { font-size: 1.5rem; color: var(--outline); flex-shrink: 0; transition: transform .2s ease; }
.faq-item.open .faq-icon { transform: rotate(45deg); color: var(--secondary); }
.faq-a { display: none; padding-bottom: 1.25rem; font-size: .9rem; color: var(--on-surface-variant); line-height: 1.8; max-width: 720px; }
.faq-item.open .faq-a { display: block; }

/* ── Dark CTA section ── */
.dark-cta {
  background: linear-gradient(135deg, #000 0%, #001c37 100%);
  border-radius: 24px;
  padding: 5rem 4rem;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.dark-cta::after {
  content: '';
  position: absolute; top: 0; right: 0; bottom: 0;
  width: 50%;
  background: radial-gradient(ellipse at right, rgba(13,145,158,.12), transparent 70%);
  pointer-events: none;
}

/* ── Form elements ── */
.form-label { display: block; font-family: 'Manrope', sans-serif; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--on-surface-variant); margin-bottom: .5rem; }
.form-input, .form-select, .form-textarea {
  width: 100%; background: var(--surface-container-lowest);
  border: none; border-bottom: 1.5px solid var(--outline-variant);
  color: var(--on-surface); font-family: 'Inter', sans-serif; font-size: .9rem;
  padding: .75rem 0; outline: none; transition: border-color .18s ease;
  border-radius: 0;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-bottom-color: var(--primary); }
.form-input::placeholder, .form-textarea::placeholder { color: var(--outline); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-group { margin-bottom: 1.5rem; }
.form-select { background: var(--surface-container-lowest); cursor: pointer; }
.form-select option { background: #fff; }

/* ── Footer ── */
.sps-footer { background: var(--surface-container-low); border-top: 1px solid var(--surface-container-high); }
.footer-grid {
  max-width: 1440px; margin: 0 auto; padding: 5rem 2.5rem 3rem;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr 1.5fr; gap: 3rem;
}
@media (max-width: 1100px) { .footer-grid { grid-template-columns: repeat(3, 1fr); } .footer-brand { grid-column: span 3; } }
@media (max-width: 640px) { .footer-grid { grid-template-columns: 1fr; } .footer-brand { grid-column: span 1; } }
.footer-brand-logo { display: flex; align-items: center; gap: .6rem; margin-bottom: 1rem; }
.footer-logo { height: 24px; width: auto; }
.footer-tagline { font-size: .875rem; color: var(--on-surface-variant); line-height: 1.75; margin-bottom: 1.5rem; }
.footer-certs { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.25rem; }
.footer-cert { font-size: .62rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; padding: .2rem .5rem; background: var(--surface-container); color: var(--on-surface-variant); border-radius: 3px; }
.footer-col h4 { font-family: 'Manrope', sans-serif; font-size: .68rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; color: var(--on-surface); margin-bottom: 1.25rem; }
.footer-col a { display: block; font-size: .86rem; color: var(--on-surface-variant); margin-bottom: .65rem; transition: color .15s; }
.footer-col a:hover { color: var(--on-surface); }
.footer-contact h4 { font-family: 'Manrope', sans-serif; font-size: .68rem; font-weight: 800; text-transform: uppercase; letter-spacing: .14em; color: var(--on-surface); margin-bottom: 1.25rem; }
.footer-contact-line { font-size: .86rem; margin-bottom: .875rem; }
.footer-contact-line span { display: block; font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--outline); margin-bottom: .15rem; }
.footer-contact-line a { color: var(--secondary); transition: color .15s; }
.footer-contact-line a:hover { color: var(--on-surface); }
.footer-bottom { max-width: 1440px; margin: 0 auto; padding: 1.5rem 2.5rem; border-top: 1px solid var(--surface-container-high); display: flex; align-items: center; justify-content: space-between; font-size: .8rem; color: var(--outline); flex-wrap: wrap; gap: 1rem; }
.footer-bottom a { color: var(--outline); margin-left: 1.5rem; transition: color .15s; }
.footer-bottom a:hover { color: var(--on-surface); }

/* ── Animations ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.fade-up { animation: fadeUp .6s ease both; }
.delay-1 { animation-delay: .1s; }
.delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; }

/* ── Misc utils ── */
.text-center { text-align: center; }
.text-teal { color: var(--on-tertiary-container); }
.text-secondary { color: var(--secondary); }
.text-error { color: var(--error); }
.text-muted { color: var(--on-surface-variant); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm { gap: .75rem; }
.gap-md { gap: 1.5rem; }
.gap-lg { gap: 2rem; }
.mt-sm { margin-top: 1rem; }
.mt-md { margin-top: 2rem; }
.mt-lg { margin-top: 3rem; }
.mb-sm { margin-bottom: 1rem; }
.mb-md { margin-bottom: 2rem; }
.mb-lg { margin-bottom: 3rem; }
.w-full { width: 100%; }