:root {
  --bg: #f5f7fa;
  --bg-elevated: #ffffff;
  --bg-muted: #e5e8f0;
  --border-subtle: #d0d4e0;

  --text-main: #111827;
  --text-soft: #4b5563;
  --text-softer: #6b7280;

  --accent: #0ea5e9;
  --accent-soft: rgba(14, 165, 233, 0.08);
  --accent-strong: #0369a1;

  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.07);
  --shadow-lift: 0 14px 28px rgba(15, 23, 42, 0.14);

  --radius-xl: 14px;

  --radius-card: 14px;
  --radius-control: 10px;
  --radius-button: 10px;


  /* NEW: one width for shell/header/footer */
  --shell-max: 1120px;

  /* NEW: typography scale */
  --text-xs: 0.86rem;
  --text-sm: 0.94rem;
  --text-md: 1.02rem;
  --text-lg: 1.12rem;

  /* NEW: semantic tokens (use across modules) */
  --text-muted: var(--text-softer);

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-active: #1e40af;

  --danger: #b42318;
  --danger-soft: rgba(180, 35, 24, 0.12);

  --hot-bg: #ffd6d6;
  --hot-fg: #8a1f2b;
  --hot-border: rgba(138, 31, 43, 0.18);

  --shadow-control: 0 8px 20px rgba(15, 23, 42, 0.18);
  --shadow-control-soft: 0 10px 24px rgba(15, 23, 42, 0.10);
  --shadow-button: 0 14px 30px rgba(15, 23, 42, 0.22);
  --shadow-button-hover: 0 18px 45px rgba(15, 23, 42, 0.26);
  --shadow-badge: 0 10px 22px rgba(0, 0, 0, 0.12);
}

html[data-theme="dark"] {
  --bg: #020617;
  --bg-elevated: #0b1220;
  --bg-muted: #0a0f1a;
  --border-subtle: #1f2937;

  --text-main: #e5e7eb;
  --text-soft: #cbd5f5;
  --text-softer: #9ca3af;

  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.12);
  --accent-strong: #0ea5e9;

  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.6);
  --shadow-lift: 0 18px 50px rgba(0, 0, 0, 0.55);

  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-active: #1d4ed8;

  --danger: #fb7185;
  --danger-soft: rgba(251, 113, 133, 0.14);

  --hot-bg: rgba(251, 113, 133, 0.16);
  --hot-fg: #fecaca;
  --hot-border: rgba(251, 113, 133, 0.28);

  --shadow-control: 0 10px 28px rgba(0, 0, 0, 0.55);
  --shadow-control-soft: 0 12px 32px rgba(0, 0, 0, 0.45);
  --shadow-button: 0 18px 48px rgba(0, 0, 0, 0.55);
  --shadow-button-hover: 0 22px 60px rgba(0, 0, 0, 0.60);
  --shadow-badge: 0 12px 30px rgba(0, 0, 0, 0.55);
}

* { box-sizing: border-box; }

html {
  overflow-y: scroll;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

html, body {
  margin: 0;
  padding: 0;
  /* font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; */
  font-family: -apple-system, system-ui, BlinkMacSystemFont, 'Segoe UI',
          Roboto, Oxygen, Ubuntu, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text-main);
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body {
  font-family: 'Inter', sans-serif;
}
h1, h2, h3 {
  font-family: 'Poppins', sans-serif;
}

a { color: inherit; text-decoration: none; }

.shell {
  max-width: var(--shell-max);
  width: 100%;
  margin: 0 auto;
  padding: 1.6rem 1.25rem 2.25rem;
}

header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background-color: color-mix(in srgb, var(--bg) 85%, transparent);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1001;
}

.header-inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand { display: flex; align-items: center; gap: 0.6rem; }

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 14px;
  background: linear-gradient(135deg, #020617, #0f172a, #1e293b);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #f9fafb;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.4);
}

html[data-theme="dark"] .brand-mark {
  background: linear-gradient(135deg, #e5e7eb, #f9fafb);
  color: #020617;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.8);
}

.brand-text-main {
  font-size: var(--text-sm);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.brand-text-sub {
  font-size: 0.78rem;
  color: var(--text-softer);
  margin-top: 0.15rem;
}

.header-actions { display: flex; align-items: center; gap: 0.55rem; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  font-size: 0.92rem;
  color: var(--text-softer);
}

.nav-links a { position: relative; padding-bottom: 0.15rem; }

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background-color: var(--accent);
  transition: width 0.18s ease-out;
}

.nav-links a:hover::after { width: 100%; }

.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  color: var(--text-softer);
  background-color: color-mix(in srgb, var(--bg-elevated) 88%, transparent);
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s ease, background-color 0.15s ease, transform 0.08s ease, box-shadow 0.15s ease;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  box-shadow: var(--shadow-control);
  transform: translateY(-1px);
}

.theme-toggle:active { transform: translateY(0); box-shadow: none; }

/* main { 
  flex: 1; 
  margin: 0 auto;
  padding: 22px;
  width: var(--shell-max);
} */
 main { 
  flex: 1; 
  margin: 0 auto;
  padding: 22px;
  max-width: var(--shell-max);
  width: 100%;
  box-sizing: border-box; 
}

.hero {
  padding-top: 2.8rem;
  padding-bottom: 2.2rem;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
  gap: 2.75rem;
  align-items: center;
}

@media (max-width: 800px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 2.2rem;
    padding-bottom: 1.75rem;
  }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.8rem;
  border-radius: 999px;
  background-color: var(--accent-soft);
  font-size: 0.86rem;
  color: var(--accent-strong);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2.2rem, 3vw + 1rem, 2.85rem);
  line-height: 1.06;
  font-weight: 850;
  letter-spacing: -0.04em;
  margin: 0 0 0.95rem;
}

.hero-title span.highlight {
  background-image: linear-gradient(90deg, #0ea5e9, #22c55e, #6366f1);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-size: var(--text-md);
  color: var(--text-soft);
  max-width: 34rem;
  margin-bottom: 1.35rem;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 0.9rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  border: none;
  background-color: var(--accent-strong);
  color: #f9fafb;
  font-size: 0.98rem;
  font-weight: 650;
  cursor: pointer;
  box-shadow: var(--shadow-button);
  transition: background-color 0.12s ease, transform 0.08s ease, box-shadow 0.12s ease;
}

.btn-primary:hover {
  background-color: color-mix(in srgb, var(--accent-strong) 85%, var(--accent));
  transform: translateY(-1px);
  box-shadow: var(--shadow-button-hover);
}

.btn-primary:active { transform: translateY(0); box-shadow: none; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  background-color: color-mix(in srgb, var(--bg-elevated) 75%, transparent);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-soft);
  cursor: pointer;
  transition: border-color 0.12s ease, background-color 0.12s ease, color 0.12s ease, box-shadow 0.12s ease;
}

.btn-ghost:hover {
  border-color: var(--accent);
  background-color: color-mix(in srgb, var(--bg-muted) 55%, transparent);
  color: var(--accent-strong);
  box-shadow: var(--shadow-control-soft);
}

.hero-meta {
  font-size: 0.92rem;
  color: var(--text-softer);
  line-height: 1.45;
}

.hero-right-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-elevated);
  box-shadow: var(--shadow-soft);
  padding: 1.35rem 1.35rem 1.25rem;
  font-size: var(--text-sm);
}

.hero-right-header {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.05rem;
}

.hero-right-icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: radial-gradient(circle at 0% 0%, #22c55e, #0ea5e9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #f9fafb;
  font-size: 1.15rem;
  flex-shrink: 0;
}

html[data-theme="dark"] .hero-right-icon {
  background: radial-gradient(circle at 0% 0%, #22c55e, #38bdf8);
}

.hero-right-title {
  font-weight: 750;
  font-size: var(--text-md);
  margin-bottom: 0.15rem;
}

.hero-right-sub {
  font-size: 0.92rem;
  color: var(--text-softer);
  line-height: 1.45;
}

.hero-right-columns {
  display: grid;
  grid-template-columns: 1.3fr 1.2fr;
  gap: 0.95rem;
  margin-top: 0.5rem;
}

@media (max-width: 800px) {
  .hero-right-card { margin-top: 0.6rem; }
  .hero-right-columns { grid-template-columns: 1fr; }
}

.hero-right-block {
  border-radius: 14px;
  background-color: color-mix(in srgb, var(--bg-muted) 60%, transparent);
  padding: 0.85rem 0.9rem;
  font-size: 0.95rem;
  border: 1px solid color-mix(in srgb, var(--border-subtle) 70%, transparent);
}

.hero-right-block-title {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--text-main);
  font-size: 0.98rem;
}

.hero-right-block p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.5;
}

.section {
  margin-top: 2.35rem;
  width: 100%;
}

.section-title {
  font-size: 1.18rem;
  font-weight: 750;
  margin: 0 0 0.45rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: var(--text-sm);
  color: var(--text-soft);
  /* max-width: 42rem; */
  line-height: 1.55;
}

.modules-grid {
  margin-top: 1.35rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.05rem;
}

@media (max-width: 900px) {
  .modules-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .modules-grid { grid-template-columns: minmax(0, 1fr); }
}

.module-card {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-elevated);
  padding: 1.05rem 1.05rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  box-shadow: 0 0 0 rgba(0,0,0,0);
}

.module-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
  border-color: color-mix(in srgb, var(--accent) 60%, var(--border-subtle));
}

.module-card::before {
  content: "";
  position: absolute;
  top: var(--spot-y, 50%);
  left: var(--spot-x, 50%);
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(14, 165, 233, 0.16) 0%,
    rgba(14, 165, 233, 0.08) 40%,
    rgba(14, 165, 233, 0.00) 75%
  );
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.22s ease;
}

.module-card:hover::before { opacity: 1; }

html[data-theme="dark"] .module-card::before {
  background: radial-gradient(
    circle,
    rgba(56, 189, 248, 0.18) 0%,
    rgba(56, 189, 248, 0.10) 40%,
    rgba(56, 189, 248, 0.00) 75%
  );
}

.module-icon {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  color: #0f172a;
  background-color: rgba(148, 163, 184, 0.18);
}

html[data-theme="dark"] .module-icon {
  color: #e5e7eb;
  background-color: rgba(30, 64, 175, 0.35);
}

.module-title {
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.module-body {
  color: var(--text-soft);
  font-size: 0.96rem;
  line-height: 1.55;
}

.module-meta {
  margin-top: 0.25rem;
  font-size: 0.88rem;
  color: var(--text-softer);
}

.modules-footnote {
  margin-top: 0.95rem;
  font-size: 0.92rem;
  color: var(--text-softer);
}

/* PRIVATE LABEL (new, consistent surfaces) */
.p3-pl-wrap {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(0deg, color-mix(in srgb, var(--bg-elevated) 92%, transparent), color-mix(in srgb, var(--bg-elevated) 92%, transparent)),
    radial-gradient(circle at 10% 0%, var(--accent-soft), transparent 55%);
  box-shadow: var(--shadow-soft);
  padding: 1.35rem;
  width: 100%;
}

.p3-pl-head {
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.1rem;
}

.p3-pl-cta { flex: 0 0 auto; }

.p3-pl-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 1.1rem;
}

.p3-pl-summary,
.p3-pl-note,
.p3-pl-card {
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--border-subtle) 80%, transparent);
  background-color: color-mix(in srgb, var(--bg-muted) 45%, transparent);
}

html[data-theme="dark"] .p3-pl-summary,
html[data-theme="dark"] .p3-pl-note,
html[data-theme="dark"] .p3-pl-card {
  background-color: color-mix(in srgb, var(--bg-elevated) 35%, transparent);
}

.p3-pl-summary { padding: 1.15rem; }

.p3-pl-summary-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 850;
  font-size: 1.06rem;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.p3-pl-summary-text {
  margin: 0 0 1rem 0;
  line-height: 1.6;
  color: var(--text-soft);
  font-size: 0.98rem;
}

.p3-pl-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  font-size: 0.96rem;
}

.p3-pl-points li {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  color: var(--text-soft);
}

.p3-pl-points i { color: var(--accent-strong); }

.p3-pl-note {
  margin-top: 0.95rem;
  padding: 0.95rem 1.05rem;
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.p3-pl-note-icon {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--border-subtle) 80%, transparent);
  background-color: color-mix(in srgb, var(--bg-elevated) 60%, transparent);
  color: var(--accent-strong);
  flex-shrink: 0;
}

.p3-pl-note-title {
  font-weight: 850;
  margin-bottom: 0.15rem;
  letter-spacing: -0.01em;
}

.p3-pl-note-text {
  color: var(--text-soft);
  line-height: 1.55;
  font-size: 0.96rem;
}

.p3-pl-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.p3-pl-card {
  padding: 1rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.p3-pl-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border-subtle));
}

html[data-theme="dark"] .p3-pl-card:hover {
  box-shadow: var(--shadow-lift);
}

.p3-pl-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--border-subtle) 80%, transparent);
  background-color: color-mix(in srgb, var(--bg-elevated) 65%, transparent);
  margin-bottom: 0.75rem;
  color: var(--accent-strong);
  font-size: 1.05rem;
}

.p3-pl-card-title {
  font-weight: 850;
  margin-bottom: 0.35rem;
  letter-spacing: -0.01em;
}

.p3-pl-card-text {
  color: var(--text-soft);
  line-height: 1.55;
  font-size: 0.96rem;
}

/* Responsive */
@media (max-width: 980px) {
  .p3-pl-head {
    align-items: flex-start;
    flex-direction: column;
  }
  .p3-pl-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .p3-pl-cards { grid-template-columns: 1fr; }
}

/* STACK / CONTACT */
.stack-section {
  margin-top: 2.2rem;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 1.5rem;
  font-size: var(--text-sm);
}

@media (max-width: 800px) {
  .stack-section { grid-template-columns: minmax(0, 1fr); }
}

.stack-box {
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  padding: 1.1rem 1.15rem;
  background-color: var(--bg-elevated);
  box-shadow: var(--shadow-soft);
}

.stack-box h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 850;
  letter-spacing: -0.01em;
}

.stack-box p {
  margin: 0 0 0.6rem;
  color: var(--text-soft);
  line-height: 1.55;
  font-size: 0.96rem;
}

.stack-list {
  list-style: none;
  padding: 0;
  margin: 0.55rem 0 0;
}

.stack-list li {
  display: flex;
  gap: 0.55rem;
  margin-bottom: 0.35rem;
  color: var(--text-soft);
  line-height: 1.55;
  font-size: 0.96rem;
}

.stack-bullet {
  font-size: 0.75rem;
  margin-top: 0.25rem;
  color: var(--accent-strong);
}

/* Legacy / app-specific styles kept (unchanged) */
.p3app-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
  display: block;
  width: 100%;
}

@media (max-width: 640px) {
  .p3app-main { padding: 15px; }
}

.p3app-section { margin-bottom: 30px; }
.p3app-card { max-width: 900px; margin: 0 auto; }

.p3app-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--bg-elevated) 72%, var(--bg-muted));
  color: var(--text-soft);
  border: 1px solid var(--border-subtle);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.p3app-btn:hover { background: var(--bg-muted); border-color: color-mix(in srgb, var(--accent) 35%, var(--border-subtle)); }
.p3app-btn:active { background: color-mix(in srgb, var(--bg-muted) 85%, var(--border-subtle)); }

.p3app-btn:disabled,
.p3app-btn[disabled] { opacity: 0.55; cursor: not-allowed; }

.p3app-btn-primary {
  background: var(--primary);
  border-color: color-mix(in srgb, var(--primary) 78%, var(--border-subtle));
  color: #ffffff;
}

.p3app-btn-primary:hover { background: var(--primary-hover); border-color: color-mix(in srgb, var(--primary-hover) 78%, var(--border-subtle)); }
.p3app-btn-primary:active { background: var(--primary-active); }

.p3app-row-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.p3app-row-line { line-height: 1.3em; }

.p3app-table-rows td {
  vertical-align: top;
  padding-top: 8px;
  padding-bottom: 8px;
}

/* WHO IT'S FOR (Option 1) */
.who-wrap {
  width: 100%;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(0deg, color-mix(in srgb, var(--bg-elevated) 92%, transparent), color-mix(in srgb, var(--bg-elevated) 92%, transparent)),
    radial-gradient(circle at 12% 0%, var(--accent-soft), transparent 58%);
  box-shadow: var(--shadow-soft);
  padding: 1.35rem;
}

.who-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.1rem;
}

.who-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

@media (max-width: 900px) {
  .who-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  .who-grid { grid-template-columns: minmax(0, 1fr); }
}

.who-card {
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--border-subtle) 80%, transparent);
  background-color: color-mix(in srgb, var(--bg-muted) 45%, transparent);
  padding: 1rem 1rem 0.95rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  position: relative;
  overflow: hidden;
}

html[data-theme="dark"] .who-card {
  background-color: color-mix(in srgb, var(--bg-elevated) 35%, transparent);
}

.who-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border-subtle));
}

html[data-theme="dark"] .who-card:hover {
  box-shadow: var(--shadow-lift);
}

.who-card::before {
  content: "";
  position: absolute;
  top: var(--spot-y, 45%);
  left: var(--spot-x, 60%);
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(14, 165, 233, 0.14) 0%,
    rgba(14, 165, 233, 0.06) 42%,
    rgba(14, 165, 233, 0.00) 75%
  );
  transform: translate(-50%, -50%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.22s ease;
}

html[data-theme="dark"] .who-card::before {
  background: radial-gradient(
    circle,
    rgba(56, 189, 248, 0.16) 0%,
    rgba(56, 189, 248, 0.08) 42%,
    rgba(56, 189, 248, 0.00) 75%
  );
}

.who-card:hover::before { opacity: 1; }

.who-card-top {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.85rem;
}

.who-ic {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--border-subtle) 80%, transparent);
  background-color: color-mix(in srgb, var(--bg-elevated) 65%, transparent);
  color: var(--accent-strong);
  font-size: 1.05rem;
  flex-shrink: 0;
}

.who-title {
  font-weight: 900;
  letter-spacing: -0.01em;
  font-size: 1.02rem;
  margin-bottom: 0.15rem;
}

.who-sub {
  color: var(--text-soft);
  font-size: 0.95rem;
  line-height: 1.45;
}

.who-points {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.25rem;
}

.who-point {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  color: var(--text-soft);
  font-size: 0.94rem;
}

.who-point i {
  color: var(--accent-strong);
  font-size: 0.9rem;
}

/* Optional: softer background accent for "Who it's for" section */
#who {
  background:
    radial-gradient(circle at 10% 0%, var(--accent-soft), transparent 55%);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
}

/* --- Section separation: "Who it's for" --- */
/* Add this class to the WHO section: <section class="section section-surface" id="who"> ... */

.section-surface {
  margin-top: 2.4rem;
  padding: 1.35rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background:
    radial-gradient(circle at 12% 0%, var(--accent-soft), transparent 60%),
    linear-gradient(0deg, color-mix(in srgb, var(--bg-elevated) 92%, transparent), color-mix(in srgb, var(--bg-elevated) 92%, transparent));
  box-shadow: var(--shadow-soft);
}

.section-surface .section-title {
  margin-top: 0;
}

/* Optional: give the "Who" cards a subtle variant without creating a new component */
.section-surface .module-card {
  background-color: color-mix(in srgb, var(--bg-muted) 35%, transparent);
}
html[data-theme="dark"] .section-surface .module-card {
  background-color: color-mix(in srgb, var(--bg-elevated) 30%, transparent);
}

/* HOT corner badge (drop into your existing stylesheet) */
.card-badge {
  position: absolute;
  top: 12px;
  right: -44px;            /* pushes it into the corner */
  z-index: 3;

  display: inline-flex;
  align-items: center;
  gap: 8px;

  padding: 8px 56px;
  border-radius: 999px;

  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;

  transform: rotate(35deg);
  transform-origin: center;
  user-select: none;
  pointer-events: none;

  box-shadow: var(--shadow-badge);
}

.card-badge i {
  font-size: 12px;
}

/* Pastel red */
.card-badge--hot {
  background: var(--hot-bg);
  color: var(--hot-fg);
  border: 1px solid var(--hot-border);
}

/* Make sure the card can host absolute children cleanly */
.core-card,
.module-card,
.card {
  position: relative;
  overflow: hidden; /* keeps the badge crisp at the edges */
}

.auth-status {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 16px;
}

.auth-user {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.auth-link {
  font-size: 0.9rem;
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 6px;
}

.auth-link.login {
  background: var(--primary);
  color: #fff;
}

.auth-link.logout {
  color: var(--danger);
}

.auth-link:hover {
  opacity: 0.9;
}

.modules-secondary {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border-subtle);
}

.modules-header {
  max-width: 900px;
  margin-bottom: 2rem;
}

.modules-header h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.modules-header p {
  font-size: 1.05rem;
  color: var(--text-soft);
}

.module-features {
  margin-top: 1rem;
  padding-left: 1.2rem;
}

.module-features li {
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
  color: var(--text-soft);
}

/* CHANGE #4: small CSS tweak so the username button still looks like your current header text */
.auth-status .auth-user {
  border: none;
  background: transparent;
  padding: 0;
  border-radius: 0;
  color: var(--text-soft);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.auth-status .auth-user:hover { color: var(--text-main); }




.docs-wrap {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 18px 16px 40px;
  box-sizing: border-box;
}