/* SchoolOS — purposeful productive society (chrome-free) */
:root {
  --bg: #f7f4ee;
  --bg-deep: #0f2419;
  --panel: #ffffff;
  --text: #1a2e24;
  --muted: #4a5f54;
  --maroon: #6b2d3c;
  --gold: #c4a35a;
  --green: #2d6a4f;
  --green-bright: #40916c;
  --orange: #f08a24;
  --blue: #4a90d9;
  --line: #d9e0d6;
  --shadow: 0 14px 40px rgba(15, 36, 25, 0.12);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Ubuntu, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.sos-body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
}
a { color: var(--green); text-decoration: none; font-weight: 600; }
a:hover { color: var(--maroon); text-decoration: underline; }

.sos-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(900px 500px at 0% 0%, rgba(64,145,108,.12), transparent 55%),
    radial-gradient(700px 400px at 100% 10%, rgba(196,163,90,.14), transparent 50%),
    linear-gradient(180deg, #fbf9f4 0%, #eef5ef 40%, #f7f4ee 100%);
}
.sos-topnav, .sos-hero, .sos-section, .sos-ecosystem, .sos-footer {
  position: relative; z-index: 1;
}

.sos-topnav {
  display: flex; justify-content: space-between; align-items: center;
  padding: .75rem 1.25rem;
  background: rgba(255,255,255,.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 30;
}
.sos-brand { display: flex; align-items: center; }
.sos-logo { height: 42px; width: auto; max-width: 200px; object-fit: contain; }
.sos-topnav nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.sos-topnav nav a { color: var(--muted); font-weight: 700; font-size: .92rem; }
.sos-topnav nav a:hover { color: var(--green); text-decoration: none; }

.sos-hero {
  min-height: 88vh;
  display: flex; align-items: center; justify-content: center;
  padding: 3rem 1.25rem 2.5rem;
  text-align: center;
}
.sos-hero-inner { max-width: 820px; }
.sos-logo-hero {
  height: 88px; width: auto; max-width: 92vw;
  object-fit: contain; margin: 0 auto 1.2rem; display: block;
  filter: drop-shadow(0 8px 20px rgba(45,106,79,.18));
}
.sos-kicker {
  text-transform: uppercase; letter-spacing: .14em;
  font-size: .78rem; font-weight: 800; color: var(--gold);
}
.sos-hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.5rem);
  line-height: 1.08; margin: .5rem 0 1rem; font-weight: 900;
  color: var(--bg-deep);
}
.sos-hero h1 .grad {
  background: linear-gradient(90deg, var(--green), var(--gold), var(--maroon));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sos-tagline {
  font-size: 1.2rem; font-weight: 650; color: var(--maroon);
  max-width: 36rem; margin: 0 auto 1rem;
}
.sos-lead { font-size: 1.08rem; color: var(--text); max-width: 38rem; margin: 0 auto .75rem; font-weight: 550; }
.sos-body-text { color: var(--muted); max-width: 40rem; margin: 0 auto 1.5rem; }

.sos-cta-row {
  display: flex; flex-wrap: wrap; gap: .65rem; justify-content: center; margin: 1rem 0;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; padding: .75rem 1.25rem; font-weight: 800;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: transform .15s ease;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary {
  background: linear-gradient(135deg, var(--green-bright), var(--green));
  color: #fff !important; box-shadow: 0 8px 22px rgba(45,106,79,.28);
}
.btn-ghost {
  background: #fff; border-color: var(--line); color: var(--text) !important;
}
.btn-ghost:hover { border-color: var(--green); color: var(--green) !important; }

.sos-ecosystem {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem;
  padding: 1rem; background: var(--bg-deep); text-align: center;
}
.sos-ecosystem a {
  color: #d8f3dc; font-weight: 700; padding: .65rem; border-radius: 10px;
}
.sos-ecosystem a:hover { background: rgba(255,255,255,.08); color: #fff; text-decoration: none; }
@media (max-width: 700px) {
  .sos-ecosystem { grid-template-columns: 1fr 1fr; }
  .sos-topnav nav { display: none; }
}

.sos-section {
  max-width: 1040px; margin: 0 auto; padding: 3.5rem 1.25rem;
}
.sos-section.sos-alt {
  max-width: none;
  background: linear-gradient(180deg, #e9f5ee 0%, #f7f4ee 100%);
  padding-left: max(1.25rem, calc((100% - 1040px) / 2));
  padding-right: max(1.25rem, calc((100% - 1040px) / 2));
}
.sos-section h2 {
  text-align: center; font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--bg-deep); margin: 0 0 1rem;
}
.sos-section-lead {
  text-align: center; max-width: 44rem; margin: 0 auto 1rem;
  color: var(--muted); font-size: 1.05rem;
}
.sos-section-body {
  text-align: center; max-width: 44rem; margin: 0 auto 1.75rem;
  color: var(--text); font-weight: 500;
}
.sos-pillars-img {
  text-align: center; margin: 1.5rem auto 0;
}
.sos-pillars-img img {
  max-width: min(920px, 100%); height: auto;
  border-radius: 16px; box-shadow: var(--shadow);
  background: #fff; border: 1px solid var(--line);
}

.sos-pillars-grid, .sos-apps-grid, .sos-vision-grid {
  display: grid; gap: 1.1rem; margin-top: 1.75rem;
}
.sos-pillars-grid { grid-template-columns: repeat(3, 1fr); max-width: 1040px; margin-left: auto; margin-right: auto; }
.sos-apps-grid { grid-template-columns: repeat(4, 1fr); }
.sos-vision-grid { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) {
  .sos-pillars-grid, .sos-vision-grid { grid-template-columns: 1fr; }
  .sos-apps-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .sos-apps-grid { grid-template-columns: 1fr; }
}

.sos-pillar, .sos-app-card, .sos-vision-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.25rem;
  box-shadow: var(--shadow);
}
.sos-pillar { border-top: 5px solid var(--pillar, var(--green)); }
.sos-pillar-emoji, .sos-v-emoji { font-size: 1.6rem; }
.sos-pillar h3 {
  margin: .4rem 0; color: var(--pillar, var(--green));
  letter-spacing: .06em; font-size: 1.4rem;
}
.sos-pillar-name { font-weight: 800; color: var(--text); margin: 0 0 .4rem; }
.sos-pillar p, .sos-app-card p, .sos-vision-card p { color: var(--muted); margin: 0; }

.sos-app-img {
  border-radius: 12px; overflow: hidden; margin-bottom: .85rem;
  background: #eef2ee; aspect-ratio: 3/4; max-height: 280px;
}
.sos-app-img img {
  width: 100%; height: 100%; object-fit: cover; object-position: top;
  display: block;
}
.sos-app-card h3, .sos-vision-card h3 {
  margin: 0 0 .45rem; color: var(--bg-deep);
}

.sos-reveal { opacity: 0; transform: translateY(18px); transition: .55s ease; }
.sos-reveal.visible { opacity: 1; transform: none; }

.sos-footer {
  text-align: center;
  padding: 3rem 1.25rem;
  background: var(--bg-deep);
  color: #e8f5e9;
}
.sos-footer a { color: #95d5b2; }
.sos-footer h2 { margin: .5rem 0; color: #fff; }
.sos-logo-footer {
  height: 56px; width: auto; max-width: 260px;
  object-fit: contain; filter: brightness(0) invert(1) opacity(.95);
  margin-bottom: .5rem;
}
.sos-copy { opacity: .65; font-size: .9rem; margin-top: 1.5rem; }

/* Hide accidental Odoo chrome */
header.o_header_standard, .o_main_nav, .o_footer, #wrapwrap > header, #wrapwrap > footer {
  display: none !important;
}