/* ==========================================================================
   M1 Solutions — Design System
   Palette: deep ink navy + signal blue + warm amber accent on paper white
   Type: Fraunces (display) / Inter (body, UI) / IBM Plex Mono (data, labels)
   Signature motif: "Resolution mark" — scattered nodes converging to one,
   representing many source systems resolving into a single record.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --ink:        #0B1B33;
  --ink-soft:   #16294A;
  --signal:     #2A4FE0;
  --signal-dim: #E8ECFC;
  --amber:      #C6811F;
  --amber-soft: #FBF1DF;
  --paper:      #F5F7FB;
  --white:      #FFFFFF;
  --slate:      #48536B;
  --slate-soft: #7A85A0;
  --line:       #DEE3EE;
  --line-dark:  rgba(255,255,255,0.14);

  --display: 'Fraunces', Georgia, serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'IBM Plex Mono', 'SFMono-Regular', Menlo, monospace;

  --max: 1180px;
  --radius: 10px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
.wrap{ max-width:var(--max); margin:0 auto; padding:0 32px; }

@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; }

/* ---------- Type scale ---------- */
h1,h2,h3,h4{ font-family:var(--display); color:var(--ink); margin:0; font-weight:600; letter-spacing:-0.01em; }
h1{ font-size:clamp(2.4rem, 4.4vw, 3.9rem); line-height:1.05; }
h2{ font-size:clamp(1.7rem, 2.6vw, 2.5rem); line-height:1.15; }
h3{ font-size:1.3rem; line-height:1.3; }
p{ margin:0; color:var(--slate); }
.eyebrow{
  font-family:var(--mono); font-size:0.72rem; letter-spacing:0.14em; text-transform:uppercase;
  color:var(--signal); display:flex; align-items:center; gap:10px; margin-bottom:16px; font-weight:500;
}
.eyebrow::before{ content:""; width:16px; height:1px; background:var(--signal); display:inline-block; }
.lede{ font-size:1.15rem; color:var(--slate); max-width:640px; }

/* ---------- Nav ---------- */
header.site{
  position:sticky; top:0; z-index:50;
  background:rgba(245,247,251,0.88); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 32px; max-width:var(--max); margin:0 auto;
}
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--display); font-weight:600; font-size:1.15rem; color:var(--ink); }
.brand .mark{ width:26px; height:26px; }
.navlinks{ display:flex; gap:34px; align-items:center; }
.navlinks a{ font-size:0.92rem; font-weight:500; color:var(--slate); transition:color .15s; }
.navlinks a:hover, .navlinks a.active{ color:var(--ink); }
.nav-cta{
  font-size:0.88rem; font-weight:600; color:var(--white) !important; background:var(--ink);
  padding:10px 20px; border-radius:100px; transition:background .15s;
}
.nav-cta:hover{ background:var(--signal); }
.navtoggle{ display:none; background:none; border:none; cursor:pointer; padding:6px; }
.navtoggle span{ display:block; width:22px; height:2px; background:var(--ink); margin:5px 0; }

@media (max-width: 860px){
  .navlinks{
    position:absolute; top:100%; left:0; right:0; background:var(--white);
    flex-direction:column; align-items:flex-start; padding:20px 32px 28px;
    border-bottom:1px solid var(--line); display:none; gap:18px;
  }
  .navlinks.open{ display:flex; }
  .navtoggle{ display:block; }
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px; font-weight:600; font-size:0.94rem;
  padding:13px 26px; border-radius:100px; transition:all .15s; border:1px solid transparent; cursor:pointer;
}
.btn-primary{ background:var(--ink); color:var(--white); }
.btn-primary:hover{ background:var(--signal); }
.btn-ghost{ border-color:var(--line); color:var(--ink); background:transparent; }
.btn-ghost:hover{ border-color:var(--ink); }
.btn-on-dark{ border-color:var(--line-dark); color:var(--white); }
.btn-on-dark:hover{ border-color:var(--white); }

/* ---------- Hero ---------- */
.hero{ padding:88px 0 76px; position:relative; overflow:hidden; }
.hero-grid{ display:grid; grid-template-columns:1.15fr 0.85fr; gap:60px; align-items:center; }
.hero h1{ margin-bottom:22px; }
.hero .lede{ margin-bottom:34px; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; }
@media (max-width: 900px){ .hero-grid{ grid-template-columns:1fr; } }

/* Resolution mark — signature motif */
.resmark-field{ position:relative; height:340px; }
.resmark-field svg{ width:100%; height:100%; }
.resnode{ animation:converge 4.5s ease-in-out infinite; }
.resnode:nth-child(2){ animation-delay:.3s; }
.resnode:nth-child(3){ animation-delay:.6s; }
.resnode:nth-child(4){ animation-delay:.9s; }
.resnode:nth-child(5){ animation-delay:1.2s; }
@keyframes converge{
  0%,100%{ opacity:0.35; }
  50%{ opacity:1; }
}
.resmark-inline{ width:38px; height:38px; flex-shrink:0; }

/* ---------- Bands ---------- */
.band{ padding:80px 0; }
.band-dark{ background:var(--ink); color:var(--white); }
.band-dark p{ color:#B9C2DA; }
.band-dark h2,.band-dark h3{ color:var(--white); }
.band-tint{ background:var(--white); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }

.section-head{ max-width:640px; margin-bottom:52px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---------- Cards / grids ---------- */
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:28px; }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; }
.grid-4{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
@media (max-width: 900px){ .grid-2,.grid-3,.grid-4{ grid-template-columns:1fr; } }

.card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:36px; transition:border-color .15s, transform .15s;
}
.card:hover{ border-color:var(--signal); transform:translateY(-2px); }
.card .tag{ font-family:var(--mono); font-size:0.7rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--amber); background:var(--amber-soft); padding:5px 10px; border-radius:5px; display:inline-block; margin-bottom:18px; }
.card h3{ margin-bottom:12px; }
.card p{ margin-bottom:0; font-size:0.96rem; }

.feature-list{ list-style:none; margin:22px 0 0; padding:0; display:grid; gap:12px; }
.feature-list li{ display:flex; gap:10px; font-size:0.93rem; color:var(--slate); align-items:flex-start; }
.feature-list li svg{ flex-shrink:0; margin-top:3px; }

.stat-row{ display:flex; gap:56px; flex-wrap:wrap; }
.stat b{ display:block; font-family:var(--display); font-size:2.1rem; color:var(--ink); }
.band-dark .stat b{ color:var(--white); }
.stat span{ font-family:var(--mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase; color:var(--slate-soft); }

/* ---------- Product / service detail blocks ---------- */
.detail-block{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:64px; align-items:start; padding:72px 0; border-bottom:1px solid var(--line); }
.detail-block:last-child{ border-bottom:none; }
.detail-block.reverse{ direction:rtl; }
.detail-block.reverse > *{ direction:ltr; }
@media (max-width: 900px){ .detail-block{ grid-template-columns:1fr; gap:32px; } }

.platform-panel{
  background:var(--ink); border-radius:14px; padding:38px; color:var(--white); height:100%;
}
.platform-panel .plabel{ font-family:var(--mono); font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; color:#8DA0D6; margin-bottom:10px; }

/* ---------- Trust / privacy strip ---------- */
.trust-strip{ display:flex; gap:40px; flex-wrap:wrap; align-items:flex-start; }
.trust-item{ flex:1; min-width:220px; }
.trust-item .num{ font-family:var(--mono); color:var(--signal); font-size:0.85rem; margin-bottom:10px; display:block; }

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--ink); border-radius:20px; padding:64px; text-align:center;
  display:flex; flex-direction:column; align-items:center; gap:26px;
  background-image: radial-gradient(circle at 20% 20%, rgba(42,79,224,0.35), transparent 45%);
}
.cta-band h2{ color:var(--white); max-width:600px; }
.cta-band p{ color:#B9C2DA; max-width:520px; }

/* ---------- Forms ---------- */
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.form-grid .full{ grid-column:1 / -1; }
label{ display:block; font-size:0.82rem; font-weight:600; color:var(--ink); margin-bottom:7px; }
input, textarea, select{
  width:100%; padding:12px 14px; border:1px solid var(--line); border-radius:7px;
  font-family:var(--body); font-size:0.94rem; background:var(--white); color:var(--ink);
}
input:focus, textarea:focus, select:focus{ border-color:var(--signal); }
textarea{ resize:vertical; min-height:120px; }

/* ---------- Footer ---------- */
footer.site{ background:var(--ink); color:#B9C2DA; padding:64px 0 32px; margin-top:0; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:44px; border-bottom:1px solid var(--line-dark); }
.footer-grid h4{ color:var(--white); font-family:var(--body); font-size:0.82rem; letter-spacing:0.06em; text-transform:uppercase; margin-bottom:16px; }
.footer-grid a{ display:block; color:#B9C2DA; font-size:0.92rem; margin-bottom:10px; transition:color .15s; }
.footer-grid a:hover{ color:var(--white); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding-top:26px; font-size:0.83rem; flex-wrap:wrap; gap:12px; }
@media (max-width: 860px){ .footer-grid{ grid-template-columns:1fr 1fr; } }

/* ---------- Page hero (inner pages) ---------- */
.page-hero{ padding:64px 0 56px; border-bottom:1px solid var(--line); }
.page-hero .lede{ margin-top:18px; }
.breadcrumb{ font-family:var(--mono); font-size:0.75rem; color:var(--slate-soft); margin-bottom:18px; }
.breadcrumb a:hover{ color:var(--signal); }

/* util */
.mt-64{ margin-top:64px; }
.center-text{ text-align:center; }

/* ==========================================================================
   Insights — index listing + article template
   ========================================================================== */

.pillar-filter{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:48px; }
.pillar-pill{
  font-family:var(--mono); font-size:0.74rem; letter-spacing:0.04em;
  border:1px solid var(--line); border-radius:100px; padding:8px 16px; color:var(--slate);
}
.pillar-pill.p-resolution{ border-color:#2A4FE0; color:#2A4FE0; }
.pillar-pill.p-ai{ border-color:#C6811F; color:#C6811F; }
.pillar-pill.p-privacy{ border-color:#0B1B33; color:#0B1B33; }
.pillar-pill.p-platform{ border-color:#177A5C; color:#177A5C; }

.insight-list{ display:flex; flex-direction:column; }
.insight-row{
  display:grid; grid-template-columns:120px 1fr auto; gap:28px; align-items:baseline;
  padding:30px 0; border-bottom:1px solid var(--line); transition:opacity .15s;
}
.insight-row:hover{ opacity:0.72; }
.insight-row .date{ font-family:var(--mono); font-size:0.78rem; color:var(--slate-soft); }
.insight-row h3{ margin-bottom:8px; }
.insight-row p{ font-size:0.94rem; }
.insight-row .arrow{ font-family:var(--mono); font-size:1.1rem; color:var(--signal); }
@media (max-width: 700px){
  .insight-row{ grid-template-columns:1fr; gap:8px; }
  .insight-row .arrow{ display:none; }
}

.insight-featured{
  display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center;
  background:var(--white); border:1px solid var(--line); border-radius:14px; padding:44px; margin-bottom:56px;
}
@media (max-width: 900px){ .insight-featured{ grid-template-columns:1fr; } }
.insight-featured .resmark-mini{ width:100%; height:220px; }

/* Article template */
.article-hero{ padding:64px 0 44px; border-bottom:1px solid var(--line); }
.article-meta{ display:flex; gap:18px; align-items:center; margin-top:24px; flex-wrap:wrap; }
.article-meta .date{ font-family:var(--mono); font-size:0.82rem; color:var(--slate-soft); }
.article-meta .readtime{ font-family:var(--mono); font-size:0.82rem; color:var(--slate-soft); }
.article-meta .readtime::before{ content:"·"; margin-right:18px; color:var(--line); }

.article-body{ max-width:720px; margin:0 auto; padding:64px 0; }
.article-body p{ font-size:1.06rem; color:var(--slate); margin-bottom:22px; }
.article-body h2{ font-size:1.55rem; margin:52px 0 18px; }
.article-body h3{ font-size:1.2rem; margin:36px 0 14px; color:var(--ink); }
.article-body ul, .article-body ol{ color:var(--slate); font-size:1.02rem; padding-left:22px; margin-bottom:22px; }
.article-body li{ margin-bottom:10px; }
.article-body strong{ color:var(--ink); }
.article-body blockquote{
  margin:36px 0; padding:4px 0 4px 24px; border-left:3px solid var(--signal);
  font-family:var(--display); font-size:1.2rem; color:var(--ink); font-style:italic;
}

.diagram-card{
  background:var(--white); border:1px solid var(--line); border-radius:14px;
  padding:36px; margin:44px 0;
}
.diagram-card svg{ width:100%; height:auto; }
.diagram-caption{
  font-family:var(--mono); font-size:0.76rem; color:var(--slate-soft);
  margin-top:18px; padding-top:16px; border-top:1px solid var(--line);
}

.article-callout{
  background:var(--paper); border:1px solid var(--line); border-radius:10px;
  padding:24px 28px; margin:32px 0; font-size:0.96rem; color:var(--slate);
}
.article-callout strong{ color:var(--ink); display:block; margin-bottom:6px; font-family:var(--mono); font-size:0.74rem; letter-spacing:0.08em; text-transform:uppercase; }

.article-author{
  display:flex; align-items:center; gap:14px; padding:28px 0; margin-top:20px;
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
}
.article-author .initials{
  width:42px; height:42px; border-radius:50%; background:var(--ink); color:#fff;
  display:flex; align-items:center; justify-content:center; font-family:var(--mono); font-size:0.85rem; flex-shrink:0;
}
.article-author .name{ font-weight:600; font-size:0.92rem; color:var(--ink); }
.article-author .role{ font-size:0.85rem; color:var(--slate-soft); }