/* ============================================
   SAGE SOLUTIONS — DESIGN TOKENS
   ============================================ */
:root {
  --ink: #0E1512;
  --ink-soft: #16211C;
  --sage-deep: #3F5C43;
  --sage: #7FA184;
  --sage-pale: #E7ECE4;
  --paper: #F8F9F6;
  --paper-warm: #F2F3EE;
  --signal: #D6A24A;
  --signal-soft: #EFDCB4;
  --line: rgba(14, 21, 18, 0.12);
  --line-on-dark: rgba(247, 249, 245, 0.16);

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --max-width: 1180px;
  --radius: 3px;
}

/* ============================================
   RESET
   ============================================ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0;
  color: var(--ink);
  letter-spacing: -0.01em;
}
p { margin: 0; }
button { font-family: inherit; cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

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

.skip-link a {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75rem 1.25rem;
  z-index: 200;
}
.skip-link a:focus { left: 1rem; top: 1rem; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--sage-deep);
  margin: 0 0 0.9rem;
  font-weight: 500;
}
.eyebrow-light { color: var(--sage); }

.section-lede {
  max-width: 46ch;
  color: rgba(22, 33, 28, 0.72);
  font-size: 1.02rem;
  margin-top: 0.9rem;
}
.section-lede-light { color: rgba(247, 249, 245, 0.72); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-primary {
  background: var(--sage-deep);
  color: var(--paper);
}
.btn-primary:hover { background: var(--ink); transform: translateY(-1px); }
.btn-ghost {
  border-color: var(--line);
  color: var(--ink-soft);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--sage-deep); color: var(--sage-deep); }
.btn-small { padding: 0.6rem 1.1rem; font-size: 0.75rem; }
.btn-wide { width: 100%; margin-top: 0.4rem; }

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 249, 246, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
}
.brand-mark { color: var(--sage-deep); display: flex; }
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
}
.brand-word-light { color: var(--sage-deep); font-weight: 500; margin-left: 0.28em; }

.main-nav { display: flex; align-items: center; gap: 2.1rem; }
.main-nav a:not(.nav-cta) {
  font-size: 0.88rem;
  color: var(--ink-soft);
  position: relative;
  padding-bottom: 2px;
}
.main-nav a:not(.nav-cta):hover { color: var(--sage-deep); }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  border: 1px solid var(--ink);
  padding: 0.55rem 1rem;
  border-radius: var(--radius);
}
.nav-cta:hover { background: var(--ink); color: var(--paper); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 0.5rem;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); }

/* ============================================
   HERO
   ============================================ */
.hero { padding: 4.5rem 0 3.5rem; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.1rem, 4vw, 3.15rem);
  line-height: 1.06;
  margin-bottom: 1.3rem;
}
.hero-lede {
  font-size: 1.08rem;
  color: rgba(22, 33, 28, 0.75);
  max-width: 46ch;
  margin-bottom: 2rem;
}
.hero-actions { display: flex; gap: 0.9rem; margin-bottom: 2.6rem; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 2.4rem;
  margin: 0;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}
.hero-stats dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: rgba(22,33,28,0.5);
  margin-bottom: 0.35rem;
}
.hero-stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--ink);
}
.status-pending { color: var(--signal); font-family: var(--font-mono); font-size: 0.88rem !important; font-weight: 500 !important; }

/* Hero graph */
.hero-graph { position: relative; }
.graph-svg { width: 100%; height: auto; }
.graph-ring { fill: none; stroke: var(--line); stroke-width: 1; stroke-dasharray: 2 5; }
.graph-lines line { stroke: var(--sage); stroke-width: 1.2; opacity: 0.55; }

.node circle { fill: var(--paper); stroke: var(--sage-deep); stroke-width: 1.4; }
.node text { font-family: var(--font-mono); text-anchor: middle; fill: var(--ink); }
.node text:first-of-type { font-size: 13px; font-weight: 500; }
.node-tag { font-size: 8.4px; letter-spacing: 0.05em; fill: var(--sage-deep) !important; }

.node-center circle { fill: var(--ink); stroke: var(--sage); animation: pulse 3.2s ease-in-out infinite; }
.node-label-center { fill: var(--paper) !important; font-size: 11px !important; font-weight: 600 !important; }
.node-label-center-sub { fill: var(--sage) !important; font-size: 8px !important; letter-spacing: 0.1em; }

@keyframes pulse {
  0%, 100% { stroke-width: 1.4; }
  50% { stroke-width: 3; }
}

/* ============================================
   TRUST STRIP
   ============================================ */
.trust-strip {
  background: var(--ink);
  color: rgba(247, 249, 245, 0.65);
  padding: 0.85rem 0;
  overflow: hidden;
}
.trust-row {
  display: flex;
  gap: 2.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  flex-wrap: wrap;
}
.trust-note { color: var(--sage); font-style: normal; }

/* ============================================
   SERVICES
   ============================================ */
.services { padding: 6rem 0; }
.services h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: 0; max-width: 20ch; }

.service-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service-card {
  background: var(--paper);
  padding: 2.1rem 1.9rem;
  display: flex;
  flex-direction: column;
  min-height: 240px;
}
.service-index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--sage);
  font-weight: 500;
  margin-bottom: 1.4rem;
}
.service-card h3 { font-size: 1.18rem; margin-bottom: 0.7rem; }
.service-card p { color: rgba(22,33,28,0.68); font-size: 0.94rem; flex-grow: 1; }
.service-tags { margin-top: 1.3rem; display: flex; flex-direction: column; gap: 0.4rem; }
.service-tags li {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--sage-deep);
  padding-left: 0.9rem;
  position: relative;
}
.service-tags li::before { content: '·'; position: absolute; left: 0; }

.service-card-cta {
  background: var(--sage-deep);
  color: var(--paper);
  justify-content: center;
}
.service-card-cta h3 { color: var(--paper); }
.service-card-cta p { color: rgba(247,249,245,0.8); margin-bottom: 1.3rem; }
.service-card-cta .btn-ghost { border-color: rgba(247,249,245,0.4); color: var(--paper); }
.service-card-cta .btn-ghost:hover { border-color: var(--paper); background: rgba(247,249,245,0.08); }

/* ============================================
   APPROACH
   ============================================ */
.approach { padding: 5rem 0; background: var(--paper-warm); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.approach-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3.5rem; align-items: start; }
.approach h2 { font-size: clamp(1.6rem, 2.8vw, 2.1rem); margin-bottom: 0.9rem; }

.approach-points { margin-top: 2.2rem; display: flex; flex-direction: column; gap: 1.6rem; }
.approach-point { display: flex; gap: 1rem; }
.point-mark { color: var(--sage-deep); font-family: var(--font-mono); flex-shrink: 0; margin-top: 0.15rem; }
.approach-point h4 { font-size: 1rem; margin-bottom: 0.3rem; }
.approach-point p { font-size: 0.9rem; color: rgba(22,33,28,0.65); }

.approach-panel {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 1.7rem;
  font-family: var(--font-mono);
}
.panel-header { display: flex; align-items: center; gap: 0.55rem; margin-bottom: 1.4rem; }
.panel-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--signal); animation: pulse 2s ease-in-out infinite; }
.panel-title { font-size: 0.72rem; letter-spacing: 0.1em; color: var(--sage); }
.panel-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--line-on-dark);
  font-size: 0.78rem;
}
.panel-row span:first-child { color: rgba(247,249,245,0.5); }
.panel-val { color: var(--paper); text-align: right; }
.panel-footer {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line-on-dark);
  font-size: 0.72rem;
  color: var(--sage);
}

/* ============================================
   CAPABILITIES / CREDENTIALS
   ============================================ */
.capabilities { padding: 6rem 0; }
.capabilities h2 { font-size: clamp(1.6rem, 2.8vw, 2.1rem); }

.cred-grid {
  margin-top: 2.6rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.cred-card {
  background: var(--paper);
  padding: 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.cred-label { font-family: var(--font-mono); font-size: 0.72rem; color: rgba(22,33,28,0.5); letter-spacing: 0.04em; }
.cred-value { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--ink); }
.cred-value.pending { color: var(--signal); }

/* ============================================
   CONTACT
   ============================================ */
.contact { background: var(--ink); color: var(--paper); padding: 6rem 0; }
.contact h2 { color: var(--paper); font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: 0.4rem; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; }

.contact-list { margin-top: 2.4rem; display: flex; flex-direction: column; gap: 1.1rem; }
.contact-list li { display: flex; flex-direction: column; gap: 0.25rem; }
.contact-list li span:first-child {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--sage);
}
.contact-list a { font-size: 1.02rem; }
.contact-list a:hover { color: var(--sage); }

.contact-form { background: var(--ink-soft); padding: 1.9rem; border-radius: var(--radius); border: 1px solid var(--line-on-dark); }
.form-row { margin-bottom: 1.1rem; display: flex; flex-direction: column; gap: 0.4rem; }
.form-row label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: rgba(247,249,245,0.6);
}
.form-row input, .form-row select, .form-row textarea {
  background: rgba(247,249,245,0.05);
  border: 1px solid var(--line-on-dark);
  color: var(--paper);
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.94rem;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  border-color: var(--sage);
  outline: none;
}
.form-row textarea { resize: vertical; }
.form-note { font-size: 0.82rem; color: var(--sage); margin-top: 0.9rem; min-height: 1.2em; }

/* ============================================
   FOOTER
   ============================================ */
.site-footer { background: var(--ink); border-top: 1px solid var(--line-on-dark); padding: 1.6rem 0 2.2rem; }
.footer-row {
  display: flex;
  justify-content: space-between;
  color: rgba(247,249,245,0.55);
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-note { color: rgba(247,249,245,0.4); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-graph { max-width: 400px; margin: 0 auto; }
  .approach-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .cred-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .service-grid { grid-template-columns: 1fr; }
  .cred-grid { grid-template-columns: 1fr; }
  .trust-row { font-size: 0.66rem; gap: 1.4rem; }
  .hero-stats { flex-wrap: wrap; gap: 1.5rem; }
}

/* Mobile nav (open state) */
.main-nav.open {
  display: flex;
  position: absolute;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--paper);
  flex-direction: column;
  padding: 1.5rem;
  gap: 1.2rem;
  border-bottom: 1px solid var(--line);
}

/* Scroll reveal */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }