/* SAGI foundations. The original landing mockup is the visual reference.
 * Shared tokens and components; the catalogue retains its own preview shell.
 */
:root {
  --sagi-font: 'Inter', Arial, sans-serif;
  --sagi-ink: #171717;
  --sagi-secondary: #525252;
  --sagi-muted: #666666;
  --sagi-border: #ededed;
  --sagi-border-strong: #a3a3a3;
  --sagi-surface: #fafafa;
  --sagi-white: #ffffff;
  --sagi-accent: #a9b6f3;
  --sagi-accent-secondary: #e1b6f4;
  --sagi-control-border: #737373;
  --sagi-shadow-small: 0 1px 2px rgb(0 0 0 / .04);
  --sagi-shadow-overlay: 0 12px 40px rgb(0 0 0 / .1);
  --sagi-space-1: 4px;
  --sagi-space-2: 8px;
  --sagi-space-3: 12px;
  --sagi-space-4: 16px;
  --sagi-space-5: 24px;
  --sagi-space-6: 32px;
  --sagi-space-7: 48px;
  --sagi-space-8: 64px;
  --sagi-space-9: 96px;
  --sagi-radius-small: 6px;
  --sagi-radius: 8px;
  --sagi-type-caption: 13px;
  --sagi-type-body: 14px;
  --sagi-type-copy: 16px;
  --sagi-type-title: 20px;
  --sagi-type-section: clamp(30px, 3.2vw, 40px);
  --sagi-type-display: clamp(40px, 4.7vw, 60px);
  --sagi-container: 1040px;
  --sagi-duration: 160ms;
}
.sagi-ds {
  /* Bridge the inherited Alliance rules through their own variables, rather
   * than countering them with more !important declarations. */
  --sans: var(--sagi-font);
  --head: var(--sagi-heading, var(--sagi-font));
  font-family: var(--sagi-font);
  color: var(--sagi-ink);
  background: var(--sagi-white);
  font-size: var(--sagi-type-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.sagi-ds *, .sagi-ds *::before, .sagi-ds *::after { box-sizing: border-box; }
.sagi-ds :where(h1,h2,h3,p,ol) { margin: 0; }
.sagi-ds a { color: inherit; text-decoration: none; }
.sagi-skip { position: fixed; top: -100px; left: var(--sagi-space-4); z-index: 100; padding: var(--sagi-space-3) var(--sagi-space-4); background: var(--sagi-white); border: 1px solid var(--sagi-ink); border-radius: var(--sagi-radius-small); }
.sagi-skip:focus { top: var(--sagi-space-2); }
#landing-v2 .sagi-ds :is(h1,h2,h3), .sagi-reference :is(h1,h2,h3) {
  font-family: var(--sagi-font);
  font-feature-settings: normal;
  font-weight: 400;
  text-wrap: balance;
}
.landing-v2 #landing-v2 :is(h1,h2) { font-family: var(--sagi-heading); font-feature-settings: "ss04"; font-weight: 400; }
#landing-v2 .sagi-ds h2, .sagi-reference h2 {
  font-size: var(--sagi-type-section);
  line-height: 1.2;
  letter-spacing: -.035em;
}
#landing-v2 .sagi-ds h3, .sagi-reference h3 {
  font-size: var(--sagi-type-title);
  line-height: 1.4;
  letter-spacing: -.02em;
}
.sagi-ds :is(a,button):focus-visible { outline: 2px solid var(--sagi-ink); outline-offset: var(--sagi-space-1); }
.sagi-section { padding-block: 80px; scroll-margin-top: 96px; }
.sagi-container { width: min(var(--sagi-container), calc(100% - var(--sagi-space-8))); margin-inline: auto; }
.sagi-section .sagi-container { display: flex; flex-direction: column; gap: var(--sagi-space-6); }
.sagi-panel { border: 1px solid var(--sagi-border); border-radius: var(--sagi-radius); background: var(--sagi-white); overflow: hidden; }
.sagi-caption { color: var(--sagi-muted); font-size: var(--sagi-type-caption); line-height: 1.5; }
.sagi-label { color: var(--sagi-muted); font-size: var(--sagi-type-caption); letter-spacing: .06em; text-transform: uppercase; }
.sagi-chip { display: inline-flex; align-items: center; gap: var(--sagi-space-2); padding: var(--sagi-space-1) var(--sagi-space-2); border: 1px solid var(--sagi-border); border-radius: var(--sagi-radius-small); color: var(--sagi-secondary); font-size: var(--sagi-type-caption); line-height: 1.5; background: var(--sagi-white); }
.sagi-chips { display: flex; flex-wrap: wrap; gap: var(--sagi-space-2); align-items: center; }
.sagi-layer { display: grid; grid-template-columns: 200px minmax(0,1fr); gap: var(--sagi-space-5); align-items: center; padding: 24px; }
.sagi-layer-heading { display: flex; flex-direction: column; gap: var(--sagi-space-1); }
.sagi-layer-heading strong { font-size: var(--sagi-type-copy); font-weight: 500; letter-spacing: -.02em; }
.sagi-layer-heading p { color: var(--sagi-muted); font-size: var(--sagi-type-caption); }
.sagi-layer--core { background: var(--sagi-surface); border-left: 2px solid var(--sagi-accent); padding-left: 18px; }
.sagi-capabilities { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: var(--sagi-space-3); }
.sagi-capability { display: flex; flex-direction: column; gap: var(--sagi-space-2); }
#landing-v2 .sagi-ds .sagi-capability h3, .sagi-reference .sagi-capability h3 { display: flex; align-items: center; gap: var(--sagi-space-2); font-size: var(--sagi-type-body); font-weight: 500; line-height: 1.5; letter-spacing: -.01em; }
.sagi-capability i { font-size: var(--sagi-type-copy); }
.sagi-capability p { font-size: var(--sagi-type-caption); line-height: 1.6; color: var(--sagi-secondary); max-width: 26ch; }
.sagi-relation { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-evenly; gap: var(--sagi-space-5); padding: var(--sagi-space-2) var(--sagi-space-5); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--sagi-muted); }
.sagi-steps { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: var(--sagi-space-5); list-style: none; padding: 0; }
.sagi-step { min-width: 0; display: flex; flex-direction: column; gap: var(--sagi-space-4); padding: 0; }
.sagi-step-visual { min-height: 112px; display: flex; align-items: center; justify-content: center; gap: var(--sagi-space-2); flex-wrap: wrap; background: var(--sagi-surface); border-radius: var(--sagi-radius-small); padding: var(--sagi-space-4); }
.sagi-chip--selected { color: var(--sagi-white); background: var(--sagi-ink); border-color: var(--sagi-ink); }
.sagi-step-copy { display: flex; flex-direction: column; gap: var(--sagi-space-2); }
.sagi-step-heading { display: flex; align-items: baseline; gap: var(--sagi-space-3); }
.sagi-step-number { color: var(--sagi-muted); font-size: var(--sagi-type-caption); font-variant-numeric: tabular-nums; }
.sagi-step-copy p { color: var(--sagi-secondary); font-size: var(--sagi-type-body); line-height: 1.6; max-width: 34ch; }
.sagi-button { display: inline-flex; justify-content: center; align-items: center; gap: var(--sagi-space-2); min-height: 44px; padding: var(--sagi-space-3) var(--sagi-space-4); border: 1px solid var(--sagi-ink); border-radius: var(--sagi-radius-small); background: var(--sagi-ink); color: var(--sagi-white); text-decoration: none; font: 500 var(--sagi-type-body)/1.4 var(--sagi-font); cursor: pointer; transition: background var(--sagi-duration); }
.sagi-button:hover { background: var(--sagi-secondary); }
.sagi-button--secondary { background: var(--sagi-white); color: var(--sagi-ink); border-color: var(--sagi-border); }
.sagi-button--secondary:hover { background: var(--sagi-surface); }
.sagi-button:disabled { cursor: not-allowed; color: var(--sagi-muted); background: var(--sagi-surface); border-color: var(--sagi-border); }
/* The landing's diagrams are separate lightweight cards, as in the mockup. */
#architecture h2 { text-align: center; }
#architecture .sagi-panel, #fonctionnement .sagi-panel { border: 0; overflow: visible; background: transparent; }
#architecture .sagi-layer { border: 1px solid var(--sagi-border); border-radius: var(--sagi-radius); }
#architecture .sagi-layer--core { background: #171719; color: var(--sagi-white); border-color: #171719; border-left: 1px solid #171719; padding-left: 24px; }
#architecture .sagi-layer:last-child { background: var(--sagi-surface); }
#architecture .sagi-label { font-size: 12px; }
#architecture .sagi-layer-heading strong { font-size: 18px; }
#architecture .sagi-layer-heading p { font-size: 13px; }
#architecture .sagi-layer--core :is(.sagi-label, .sagi-layer-heading p) { color: #aaaab2; }
#architecture .sagi-chips { gap: 6px; }
#architecture .sagi-chip { border-color: #f0f0f0; padding: 5px 9px; border-radius: 5px; font-size: 13px; }
#architecture .sagi-capability { background: var(--sagi-white); border: 1px solid var(--sagi-border); border-radius: 6px; padding: 16px; gap: 8px; }
#landing-v2 #architecture .sagi-capability h3 { font-size: 16px; }
#architecture .sagi-capability p { font-size: 14px; line-height: 1.55; }
#architecture .sagi-layer--core .sagi-capability { background: #202024; border-color: #303035; }
#architecture .sagi-layer--core .sagi-capability p { color: #b9b9c1; }
#architecture .sagi-caption { text-align: center; font-size: 13px; }
/* Approved vertical flow: three distinct levels, no nested cards or chips. */
#architecture.sagi-architecture--vertical .sagi-layer { grid-template-columns: 220px minmax(0,1fr); gap: 32px; padding: 26px 28px; border-color: #d5d5dc; border-radius: 12px; }
#architecture.sagi-architecture--vertical .sagi-layer-heading { gap: 6px; }
#architecture.sagi-architecture--vertical .sagi-layer-heading strong { display: flex; align-items: center; gap: 10px; font-size: 21px; line-height: 1.3; }
#architecture.sagi-architecture--vertical .sagi-layer-heading p { color: #3a3a42; font-size: 16px; }
.sagi-team-list { display: flex; align-items: center; justify-content: flex-end; flex-wrap: wrap; gap: 8px 20px; color: #3a3a42; font-size: 15px; }
.sagi-team-list span:last-child { color: var(--sagi-muted); }
.sagi-architecture-arrow { display: flex; justify-content: center; align-items: center; height: 44px; color: #73737c; font-size: 24px; }
#architecture.sagi-architecture--vertical .sagi-layer--core { display: flex; flex-direction: column; align-items: stretch; gap: 26px; background: #0d0d12; border-color: #0d0d12; border-radius: 14px; padding: 28px; }
#architecture.sagi-architecture--vertical .sagi-layer--core .sagi-layer-heading { flex-direction: row; align-items: center; justify-content: space-between; }
#architecture.sagi-architecture--vertical .sagi-layer--core .sagi-layer-heading p { color: #b9b9c1; font-size: 15px; }
#architecture.sagi-architecture--vertical .sagi-capabilities { gap: 24px; }
#architecture.sagi-architecture--vertical .sagi-capability { background: transparent; border: 0; border-radius: 0; padding: 0; gap: 9px; }
#architecture.sagi-architecture--vertical .sagi-capability + .sagi-capability { border-left: 1px solid #64646e; padding-left: 24px; }
#landing-v2 #architecture.sagi-architecture--vertical .sagi-capability h3 { font-size: 16px; color: #d5d5dc; font-weight: 400; }
#architecture.sagi-architecture--vertical .sagi-capability i { font-size: 20px; }
#architecture.sagi-architecture--vertical .sagi-capability p { color: #fff; font-size: 20px; font-weight: 500; line-height: 1.4; max-width: none; }
#architecture.sagi-architecture--vertical .sagi-layer:last-child { align-items: center; padding-block: 22px; background: #f5f5f7; border-color: #e2e2e6; }
.sagi-tool-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 12px 20px; }
.sagi-tool-item { display: flex; align-items: flex-start; gap: 9px; color: #3a3a42; font-size: 14px; line-height: 1.45; }
.sagi-tool-item i { flex: 0 0 19px; font-size: 19px; margin-top: 1px; color: #52525b; }
#architecture.sagi-architecture--vertical .sagi-caption { font-size: 14px; max-width: 76ch; align-self: center; }
@media (max-width: 1000px) {
  #architecture.sagi-architecture--vertical .sagi-layer { grid-template-columns: 190px minmax(0,1fr); gap: 24px; }
  .sagi-tool-list { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 700px) {
  #architecture.sagi-architecture--vertical .sagi-layer { grid-template-columns: 1fr; padding: 22px; gap: 20px; }
  .sagi-team-list { justify-content: flex-start; gap: 8px 16px; }
  #architecture.sagi-architecture--vertical .sagi-layer--core { padding: 24px; }
  #architecture.sagi-architecture--vertical .sagi-capabilities { grid-template-columns: 1fr; gap: 20px; }
  #architecture.sagi-architecture--vertical .sagi-capability + .sagi-capability { border-left: 0; border-top: 1px solid #64646e; padding: 20px 0 0; }
  .sagi-tool-list { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px 14px; }
}
#fonctionnement .sagi-step-visual { min-height: 144px; border: 1px solid var(--sagi-border); }
#fonctionnement .sagi-chip { font-size: 14px; padding: 6px 10px; border-radius: 5px; }
#fonctionnement .sagi-step-heading { display: flex; flex-direction: column; align-items: flex-start; gap: 3px; }
#fonctionnement .sagi-step-number { font-size: 12px; letter-spacing: .08em; }
#fonctionnement .sagi-step-copy p { font-size: 16px; }
.landing-v2 .sagi-button { min-height: 44px; padding: 8px 16px; border: 0; border-radius: 10px; background: var(--sagi-button-ink); color: var(--sagi-white); font: 500 14px/20px var(--sagi-font); letter-spacing: 0; gap: 6px; transition: .12s; }
.landing-v2 .sagi-button:hover { background: var(--sagi-button-hover); }
.landing-v2 .sagi-button--secondary { background: var(--sagi-button-surface); color: var(--sagi-button-ink); box-shadow: none; }
.landing-v2 .sagi-button--secondary:hover { background: var(--sagi-button-surface); }
.landing-v2 :is(.v2-hero, #agents, .v2-final-box) .sagi-button { padding: 12px 22px; font-size: 15px; }
.landing-v2 #agents .sagi-button { border: 1px solid transparent; }
.landing-v2 #agents .sagi-button--secondary { background: var(--sagi-white); border-color: var(--sagi-button-border); }
.landing-v2 #agents .sagi-button--secondary:hover { background: var(--sagi-button-surface); }
.landing-v2 .sagi-button:disabled { color: var(--sagi-muted); background: var(--sagi-surface); cursor: not-allowed; }
/* Component reference uses precisely the same foundations and components. */
.sagi-reference {
  margin: 0;
  /* Compatibility tokens for the shared header; isolated to the reference. */
  --ink: var(--sagi-ink);
  --ink-2: var(--sagi-secondary);
  --muted: var(--sagi-muted);
  --faint: var(--sagi-muted);
  --card: var(--sagi-white);
  --line: var(--sagi-border);
  --line-2: var(--sagi-border);
  --surface: var(--sagi-surface);
  --accent: var(--sagi-ink);
  --accent-2: var(--sagi-secondary);
  --accent-tint: var(--sagi-surface);
}
.sagi-reference .sagi-reference-intro { display: flex; flex-direction: column; gap: var(--sagi-space-5); padding-top: var(--sagi-space-9); }
.sagi-reference h1 { font-size: var(--sagi-type-display); line-height: 1.1; letter-spacing: -.04em; }
.sagi-reference-intro p { max-width: 64ch; color: var(--sagi-secondary); font-size: var(--sagi-type-copy); }
.sagi-reference-heading { display: flex; flex-direction: column; gap: var(--sagi-space-2); }
.sagi-reference-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: var(--sagi-space-4); }
.sagi-reference-card { padding: var(--sagi-space-5); display: flex; flex-direction: column; gap: var(--sagi-space-4); }
.sagi-reference-actions { display: flex; gap: var(--sagi-space-3); flex-wrap: wrap; align-items: center; }
.sagi-swatch { height: var(--sagi-space-7); border-radius: var(--sagi-radius-small); border: 1px solid var(--sagi-border); }
.sagi-swatch--ink { background: var(--sagi-ink); }
.sagi-swatch--surface { background: var(--sagi-surface); }
.sagi-swatch--accent { background: var(--sagi-accent); }
.sagi-reference-type { display: flex; flex-direction: column; gap: var(--sagi-space-4); }
.sagi-reference-note { padding-bottom: var(--sagi-space-8); }
@media (max-width: 900px) {
  .sagi-layer { grid-template-columns: 160px minmax(0,1fr); gap: var(--sagi-space-5); }
  .sagi-capabilities { gap: var(--sagi-space-4); }
}
@media (max-width: 700px) {
  .sagi-container { width: calc(100% - var(--sagi-space-7)); }
  .sagi-section { padding-block: var(--sagi-space-7); }
  .sagi-layer { grid-template-columns: 1fr; gap: var(--sagi-space-4); }
  .sagi-capabilities { grid-template-columns: 1fr; gap: var(--sagi-space-4); }
  .sagi-capability p { max-width: none; }
  .sagi-steps, .sagi-reference-grid { grid-template-columns: 1fr; }
  .sagi-step + .sagi-step { border-left: 0; }
  .sagi-step-visual { min-height: 96px; }
  .sagi-relation { gap: var(--sagi-space-3); }
  .sagi-reference .sagi-reference-intro { padding-top: var(--sagi-space-8); }
  .landing-v2 .sagi-button { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  .sagi-ds *, .sagi-ds *::before, .sagi-ds *::after { animation: none; transition: none; scroll-behavior: auto; }
}