/* ==========================================================================
   Portfolio: SAP Data & Analytics Architect
   Plain CSS, no build step. Colours are tokens; dark mode redefines them.
   ========================================================================== */

:root {
  --bg: #f6f5f1;
  --surface: #ffffff;
  --surface-2: #efede6;
  --ink: #101826;
  --ink-2: #2a3445;
  --muted: #5d6677;
  --line: #e2dfd6;
  --accent: #0e7c70;
  --accent-ink: #ffffff;
  --accent-soft: #ddefec;
  --accent-text: #0a5f56;
  --signal: #b4530a;
  --ok: #15803d;
  --panel: #101826;
  --panel-ink: #f6f5f1;
  --panel-muted: #a9b3c2;
  --shadow: 0 1px 2px rgba(16, 24, 38, 0.06), 0 10px 30px rgba(16, 24, 38, 0.07);

  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-head: "Space Grotesk", var(--font-body);
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --radius: 16px;
  --radius-sm: 10px;
  --wrap: 1120px;
  --gutter: clamp(16px, 4vw, 32px);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1118;
    --surface: #111a24;
    --surface-2: #172230;
    --ink: #e8edf3;
    --ink-2: #c9d2dd;
    --muted: #93a0b1;
    --line: #223142;
    --accent: #34d3be;
    --accent-ink: #06201c;
    --accent-soft: #0f2e2a;
    --accent-text: #34d3be;
    --signal: #f59e0b;
    --ok: #4ade80;
    --panel: #10302b;
    --panel-ink: #e8edf3;
    --panel-muted: #9fc2bc;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 30px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0b1118;
  --surface: #111a24;
  --surface-2: #172230;
  --ink: #e8edf3;
  --ink-2: #c9d2dd;
  --muted: #93a0b1;
  --line: #223142;
  --accent: #34d3be;
  --accent-ink: #06201c;
  --accent-soft: #0f2e2a;
  --accent-text: #34d3be;
  --signal: #f59e0b;
  --ok: #4ade80;
  --panel: #10302b;
  --panel-ink: #e8edf3;
  --panel-muted: #9fc2bc;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 30px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.1; letter-spacing: -0.02em; margin: 0; text-wrap: balance; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--font-mono); }
.muted { color: var(--muted); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.skip {
  position: absolute; left: -9999px; top: 12px; z-index: 50;
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 8px;
}
.skip:focus { left: 12px; }

/* Placeholders still to be filled in: visible on purpose until replaced. */
.todo { outline: 1.5px dashed var(--signal); outline-offset: 2px; border-radius: 3px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 64px; position: relative; }
.brand {
  display: flex; align-items: center; gap: 10px; text-decoration: none;
  font-family: var(--font-head); font-weight: 700; font-size: 17px; letter-spacing: -0.01em;
}
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px; background: var(--ink); color: var(--bg);
  display: grid; place-items: center; flex: none;
}
.nav { display: flex; gap: 2px; margin-left: auto; }
.nav a {
  padding: 8px 12px; border-radius: 999px; text-decoration: none;
  color: var(--muted); font-weight: 500; font-size: 15px;
}
.nav a:hover { color: var(--ink); background: var(--surface-2); }
.header-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 38px; height: 38px; border-radius: 999px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); display: grid; place-items: center; cursor: pointer; padding: 0;
}
.icon-btn:hover { background: var(--surface-2); }
.icon-sun { display: none; }
:root[data-theme="dark"] .icon-sun { display: block; }
:root[data-theme="dark"] .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .icon-sun { display: block; }
  :root:not([data-theme="light"]) .icon-moon { display: none; }
}
.menu-btn { display: none; }

@media (max-width: 760px) {
  .nav {
    display: none; position: absolute; top: 64px; left: calc(-1 * var(--gutter)); right: calc(-1 * var(--gutter));
    flex-direction: column; gap: 0; padding: 8px var(--gutter) 16px;
    background: var(--bg); border-bottom: 1px solid var(--line);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 4px; border-radius: 0; font-size: 16px; }
  .header-actions { margin-left: auto; }
  .menu-btn { display: grid; }
}

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 999px;
  font-weight: 600; font-size: 15px; text-decoration: none; border: 1px solid transparent;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-ghost { background: var(--surface); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--muted); }
.btn-small { padding: 8px 14px; font-size: 14px; }
.btn-light { background: var(--panel-ink); color: var(--panel); }
.btn-outline-light { border-color: color-mix(in srgb, var(--panel-ink) 35%, transparent); color: var(--panel-ink); }
.text-link {
  display: inline-flex; align-items: center; gap: 6px; color: var(--accent);
  font-weight: 600; text-decoration: none;
}
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- Hero ---------- */
.hero { padding: clamp(48px, 8vw, 104px) 0 clamp(48px, 7vw, 88px); }
.hero-grid { display: grid; grid-template-columns: 1.12fr 0.88fr; gap: clamp(36px, 5vw, 72px); align-items: center; }
.eyebrow, .kicker {
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); display: block; margin-bottom: 14px;
}
.hero h1 { font-size: clamp(40px, 6.2vw, 68px); font-weight: 700; }
.hero h1 em { font-style: normal; color: var(--accent); }
.lede { text-wrap: pretty; font-size: clamp(17px, 1.6vw, 19.5px); color: var(--ink-2); max-width: 54ch; margin: 22px 0 30px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.meta-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 10px; color: var(--muted); font-size: 15px; }
.meta-list li { display: flex; gap: 10px; align-items: center; }
.meta-list svg { color: var(--accent); flex: none; }

@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

/* Pipeline status card */
.pipeline-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
}
.pc-head {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 18px; border-bottom: 1px solid var(--line); font-size: 13px;
}
.status { display: inline-flex; align-items: center; gap: 8px; color: var(--ok); font-family: var(--font-mono); font-size: 12px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 45%, transparent); }
  50% { box-shadow: 0 0 0 6px color-mix(in srgb, var(--ok) 0%, transparent); }
}
.pc-steps { list-style: none; margin: 0; padding: 8px 0; }
.pc-steps li {
  display: grid; grid-template-columns: 32px 1fr auto; gap: 14px; align-items: center;
  padding: 11px 18px; position: relative;
}
.pc-steps li + li::before {
  content: ""; position: absolute; left: 33px; top: -9px; height: 18px;
  border-left: 1.5px dashed var(--line);
}
.step-no {
  width: 32px; height: 32px; border-radius: 9px; background: var(--surface-2); color: var(--muted);
  display: grid; place-items: center; font-family: var(--font-mono); font-size: 12px;
}
.pc-steps strong { display: block; font-size: 15px; font-weight: 600; }
.pc-steps .sub { display: block; color: var(--muted); font-size: 13.5px; line-height: 1.4; }
.ok { color: var(--ok); }
.pc-foot {
  display: flex; justify-content: space-between; gap: 12px; padding: 12px 18px;
  border-top: 1px solid var(--line); font-size: 12.5px; color: var(--muted);
}
.pc-foot a { color: var(--accent); text-decoration: none; font-weight: 600; }

/* ---------- Stats strip ---------- */
.stats { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 30px 22px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat-value { font-family: var(--font-head); font-size: clamp(30px, 3.4vw, 42px); font-weight: 700; letter-spacing: -0.03em; line-height: 1; }
.stat-label { color: var(--muted); font-size: 14px; margin-top: 10px; line-height: 1.45; }
@media (max-width: 760px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { padding: 24px 16px; }
  .stat:nth-child(odd) { border-left: 0; padding-left: 0; }
  .stat:nth-child(n + 3) { border-top: 1px solid var(--line); }
}

/* ---------- Sections ---------- */
.section { padding: clamp(56px, 7.5vw, 96px) 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-head { margin-bottom: clamp(32px, 4vw, 48px); max-width: 720px; }
.section-head h2 { font-size: clamp(30px, 3.8vw, 44px); }
.section-head p { color: var(--muted); font-size: 17px; margin-top: 14px; }

/* ---------- Work ---------- */
.work-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 20px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(22px, 3vw, 34px); display: flex; flex-direction: column; gap: 16px; min-width: 0;
}
.card h3 { font-size: clamp(22px, 2.4vw, 28px); }
.card > p, .card-body > p { color: var(--ink-2); }
.card-feature { grid-column: span 12; display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(24px, 4vw, 48px); }
.card-feature .card-body { display: flex; flex-direction: column; gap: 16px; }
.card-half { grid-column: span 6; }
@media (max-width: 900px) { .card-feature { grid-template-columns: 1fr; } }
@media (max-width: 760px) { .card-half { grid-column: span 12; } }

.badge {
  display: inline-flex; align-items: center; gap: 6px; width: fit-content;
  font-family: var(--font-mono); font-size: 12px; padding: 5px 10px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-text);
}
.badge-muted { background: var(--surface-2); color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.tags li { font-size: 13px; padding: 5px 11px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }
.link-row { display: flex; flex-wrap: wrap; gap: 20px; margin-top: auto; padding-top: 4px; }

.findings { display: grid; gap: 10px; align-content: start; }
.findings-title { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.finding {
  display: grid; grid-template-columns: 92px 1fr; gap: 14px; align-items: center;
  padding: 14px 16px; border-radius: var(--radius-sm); background: var(--surface-2);
}
.finding b { font-family: var(--font-head); font-size: 22px; letter-spacing: -0.02em; color: var(--signal); }
.finding span { font-size: 14.5px; color: var(--ink-2); line-height: 1.45; }

.list-plain { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.list-plain li { display: grid; grid-template-columns: 18px 1fr; gap: 10px; color: var(--ink-2); }
.list-plain li::before { content: ""; width: 7px; height: 7px; border-radius: 2px; background: var(--accent); margin-top: 9px; }

/* ---------- Services ---------- */
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .cols-3 { grid-template-columns: 1fr; } }
.service { padding: clamp(24px, 3vw, 32px); border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); }
.service-icon {
  width: 42px; height: 42px; border-radius: 11px; background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; margin-bottom: 20px;
}
.service h3 { font-size: 21px; margin-bottom: 10px; }
.service > p { color: var(--muted); margin-bottom: 16px; }

/* ---------- Skills ---------- */
.skill-groups { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px 48px; }
@media (max-width: 760px) { .skill-groups { grid-template-columns: 1fr; } }
.skill-group h3 {
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 14px;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chips li { padding: 7px 12px; border-radius: 9px; background: var(--surface); border: 1px solid var(--line); font-size: 14.5px; }

/* ---------- Experience ---------- */
.exp-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(32px, 5vw, 64px); }
@media (max-width: 900px) { .exp-grid { grid-template-columns: 1fr; } }
.timeline { list-style: none; padding: 0; margin: 0 0 0 6px; border-left: 1.5px solid var(--line); }
.role { position: relative; padding: 0 0 40px 30px; }
.role:last-child { padding-bottom: 0; }
.role::before {
  content: ""; position: absolute; left: -7.5px; top: 5px; width: 13px; height: 13px;
  border-radius: 50%; background: var(--bg); border: 2px solid var(--accent);
}
.role-head { display: flex; justify-content: space-between; gap: 8px 16px; flex-wrap: wrap; align-items: baseline; }
.role h3 { font-size: 20px; }
.when { font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.org { color: var(--ink-2); margin: 4px 0 14px; }
.role ul { margin: 0; padding-left: 18px; color: var(--ink-2); }
.role li + li { margin-top: 8px; }
.side-stack { display: grid; gap: 20px; align-content: start; }
.side-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.side-card h3 { font-size: 17px; margin-bottom: 14px; }
.side-card dl { margin: 0; display: grid; gap: 12px; }
.side-card dt { font-weight: 600; }
.side-card dd { margin: 2px 0 0; color: var(--muted); font-size: 14.5px; }

/* ---------- Contact ---------- */
.contact {
  background: var(--panel); color: var(--panel-ink); border-radius: 24px;
  padding: clamp(32px, 6vw, 72px); display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: end;
}
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
.contact h2 { font-size: clamp(30px, 4.2vw, 48px); }
.contact p { color: var(--panel-muted); margin-top: 16px; font-size: 17px; max-width: 46ch; }
.contact .kicker { color: var(--panel-muted); }
.contact-links { display: grid; gap: 12px; }
.contact-links .btn { justify-content: space-between; }

/* ---------- Footer ---------- */
.site-footer { padding: 40px 0 56px; color: var(--muted); font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--muted); }

/* ==========================================================================
   Case study page
   ========================================================================== */
.cs-hero { padding: clamp(40px, 7vw, 88px) 0 clamp(32px, 5vw, 56px); }
.crumb { display: inline-flex; gap: 8px; align-items: center; color: var(--muted); text-decoration: none; font-size: 14.5px; margin-bottom: 28px; }
.crumb:hover { color: var(--ink); }
.cs-hero h1 { font-size: clamp(34px, 5vw, 56px); max-width: 24ch; }
.cs-hero .lede { max-width: 62ch; }
.meta-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 8px 0 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.meta-grid div { padding: 20px 20px 20px 0; }
.meta-grid div + div { border-left: 1px solid var(--line); padding-left: 20px; }
.meta-grid dt { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.meta-grid dd { margin: 6px 0 0; font-weight: 500; }
@media (max-width: 760px) {
  .meta-grid { grid-template-columns: 1fr 1fr; }
  .meta-grid div:nth-child(odd) { border-left: 0; padding-left: 0; }
  .meta-grid div:nth-child(n + 3) { border-top: 1px solid var(--line); }
}

.prose { max-width: 720px; }
.prose p + p { margin-top: 16px; }
.prose p { color: var(--ink-2); font-size: 17px; }

.q-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; counter-reset: q; }
.q-list li {
  counter-increment: q; display: grid; grid-template-columns: 40px 1fr auto; gap: 16px; align-items: center;
  padding: 16px 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
.q-list li::before { content: "0" counter(q); font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.q-list .who { font-size: 13.5px; color: var(--muted); text-align: right; }
@media (max-width: 760px) {
  .q-list li { grid-template-columns: 32px 1fr; }
  .q-list .who { grid-column: 2; text-align: left; }
}

/* Architecture diagram */
.arch { display: grid; grid-template-columns: 1fr auto 1.25fr auto 1fr; gap: 14px; align-items: stretch; }
.arch-group {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  padding: 18px; display: flex; flex-direction: column; gap: 0;
}
.arch-label { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.node {
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--bg);
  padding: 12px 14px; font-weight: 600; font-size: 15px; position: relative;
}
.node small { display: block; font-weight: 400; color: var(--muted); font-size: 13px; margin-top: 2px; line-height: 1.4; }
.node-accent { border-color: var(--accent); background: var(--accent-soft); }
.node-gate { border-color: var(--signal); }
.node + .node { margin-top: 26px; }
.node + .node::before {
  content: ""; position: absolute; top: -21px; left: 50%; width: 1.5px; height: 16px; background: var(--muted);
}
.node + .node::after {
  content: ""; position: absolute; top: -9px; left: calc(50% - 3.5px);
  border-left: 4.5px solid transparent; border-right: 4.5px solid transparent; border-top: 5px solid var(--muted);
}
.arch-link { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 2px; color: var(--muted); font-family: var(--font-mono); font-size: 12px; text-align: center; }
.arch-link span { display: block; }
.arch-link .arrow::after { content: "→"; font-size: 22px; font-family: var(--font-body); }
@media (max-width: 900px) {
  .arch { grid-template-columns: 1fr; }
  .arch-link { padding: 4px 0; }
  .arch-link .arrow::after { content: "↓"; }
}

.result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .result-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .result-grid { grid-template-columns: 1fr; } }
.result { padding: 24px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); display: flex; flex-direction: column; gap: 8px; }
.result-value { font-family: var(--font-head); font-size: clamp(32px, 3.4vw, 40px); font-weight: 700; letter-spacing: -0.03em; color: var(--signal); line-height: 1.05; }
.result h3 { font-size: 17px; font-family: var(--font-body); font-weight: 600; letter-spacing: 0; line-height: 1.35; }
.result p { color: var(--muted); font-size: 14.5px; }

.layer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .layer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .layer-grid { grid-template-columns: 1fr; } }
.layer { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.layer .mono { font-size: 12px; color: var(--accent); }
.layer h3 { font-size: 19px; margin: 8px 0 10px; }
.layer p { color: var(--muted); font-size: 14.5px; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 560px; }
th, td { text-align: left; padding: 13px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); background: var(--surface-2); }
tr:last-child td { border-bottom: 0; }
td code, .prose code, .decision code {
  font-family: var(--font-mono); font-size: 0.88em; background: var(--surface-2);
  padding: 2px 6px; border-radius: 5px; white-space: nowrap;
}

.decisions { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 760px) { .decisions { grid-template-columns: 1fr; } }
.decision { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.decision h3 { font-size: 18px; margin-bottom: 10px; }
.decision p { color: var(--ink-2); font-size: 15px; }

.callout {
  display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start;
  padding: 18px 20px; border-radius: var(--radius-sm); background: var(--surface-2); color: var(--ink-2); font-size: 15px;
}
.callout svg { color: var(--accent); margin-top: 2px; }

/* ==========================================================================
   Portrait with 3D tilt and depth
   ========================================================================== */
@property --rx { syntax: "<angle>"; inherits: true; initial-value: 0deg; }
@property --ry { syntax: "<angle>"; inherits: true; initial-value: 0deg; }

.portrait { perspective: 1100px; display: grid; place-items: center; padding: 24px 0; }
.portrait-stage {
  --px: 50%; --py: 30%;
  position: relative; width: min(420px, 74vw); aspect-ratio: 4 / 5;
  transform-style: preserve-3d;
  transform: rotateX(var(--rx)) rotateY(var(--ry));
  transition: --rx 0.5s cubic-bezier(0.2, 0.8, 0.2, 1), --ry 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
  animation: portrait-drift 10s ease-in-out infinite;
}
.portrait.is-active .portrait-stage { animation: none; transition-duration: 0.15s; }
@keyframes portrait-drift {
  0%, 100% { --rx: 3deg; --ry: -7deg; }
  50% { --rx: -2deg; --ry: 6deg; }
}
.portrait-glow {
  position: absolute; inset: -4% -16% -8% -16%; border-radius: 40%;
  background: radial-gradient(52% 48% at 52% 48%, color-mix(in srgb, var(--accent) 55%, transparent), transparent 74%);
  filter: blur(34px); opacity: 0.9; transform: translateZ(-90px) scale(1.05);
}
.portrait-frame {
  position: absolute; inset: 0; margin: 0; border-radius: 28px; overflow: hidden;
  background: var(--surface-2); transform: translateZ(0);
  box-shadow: 0 0 0 1px var(--line), 0 40px 70px -28px rgba(16, 24, 38, 0.55);
}
.portrait-frame img { width: 100%; height: 100%; object-fit: cover; }
.portrait-shine {
  position: absolute; inset: 0; pointer-events: none; mix-blend-mode: soft-light;
  background: radial-gradient(circle at var(--px) var(--py), rgba(255, 255, 255, 0.35), transparent 50%);
}
.float-chip {
  position: absolute; display: inline-flex; align-items: center; gap: 8px; white-space: nowrap;
  padding: 8px 13px; border-radius: 999px; font-family: var(--font-mono); font-size: 12.5px;
  background: var(--surface); color: var(--ink); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.chip-sap { top: 9%; left: -13%; transform: translateZ(70px); }
.chip-fabric { top: 44%; right: -15%; transform: translateZ(115px); }
.chip-bi { bottom: 20%; left: -9%; transform: translateZ(90px); }
.chip-status { bottom: -3%; right: 8%; transform: translateZ(55px); color: var(--ok); }
@media (max-width: 600px) {
  .chip-sap { left: -6%; }
  .chip-fabric { right: -6%; top: 60%; }
  .chip-bi { left: -4%; }
  .float-chip { font-size: 11.5px; padding: 7px 11px; }
}
@media (prefers-reduced-motion: reduce) {
  .portrait-stage { animation: none; transform: none; }
}

/* Pipeline strip below the hero */
.hero { padding-bottom: clamp(32px, 4vw, 48px); }
.pipeline-band { padding: 0 0 clamp(48px, 6vw, 72px); }
.pipeline-strip .pc-steps { display: grid; grid-template-columns: repeat(6, 1fr); padding: 4px 0; }
.pipeline-strip .pc-steps li { grid-template-columns: 32px 1fr; gap: 12px; padding: 16px 16px; align-items: start; }
.pipeline-strip .pc-steps li + li::before {
  content: ""; position: absolute; left: 0; top: 18px; bottom: 18px; height: auto; border-left: 1px solid var(--line);
}
@media (max-width: 1000px) { .pipeline-strip .pc-steps { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) {
  .pipeline-strip .pc-steps { grid-template-columns: 1fr 1fr; }
  .pipeline-strip .pc-steps li:nth-child(odd)::before { display: none; }
}