/* ==========================================================================
   business.css: Business subdomain
   Token warna dan font sama dengan Portfolio dan Lab. Jangan tambah warna baru;
   tambahan khusus Business hanya token semantik non-warna (--business-*).
   ========================================================================== */

:root {
  color-scheme: dark;

  /* Shared ecosystem tokens */
  --bg: #060709;
  --surface: #0b0d10;
  --card: #0f1217;
  --surface-elevated: #151a21;

  --border: #1f252d;
  --border-strong: #2e3742;

  --text: #eef2f6;
  --text-secondary: #a3adba;
  --text-muted: #7c8796;

  --accent: #3db8f5;
  --accent-bright: #7ad3ff;

  --success: #3dd68c;
  --warning: #f5b94a;
  --error: #f2727a;

  --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --radius: 6px;
  --radius-lg: 10px;

  /* Business-specific semantic tokens (non-color) */
  --business-section-gap: clamp(3rem, 2rem + 4vw, 6rem);
  --business-card-min-height: 9.5rem;
  --business-container: 72rem;
  --business-gap: 1.25rem;
  --business-header-h: 4rem;
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--business-header-h) + 1rem); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 1rem/1.65 var(--font-sans);
  overflow-x: hidden;
}
img, svg { max-width: 100%; height: auto; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-bright); }
:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 3px; border-radius: 2px; }
main:focus { outline: none; }
p { margin: 0 0 1rem; }
ul, ol { padding-left: 1.25rem; margin: 0 0 1rem; }
dl, dd { margin: 0; }

h1, h2, h3 { font-weight: 600; letter-spacing: -0.015em; }
h1 { font-size: clamp(2rem, 1.4rem + 2.8vw, 3.25rem); line-height: 1.1; margin: 0 0 1rem; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.4rem, 1.15rem + 1.1vw, 1.9rem); line-height: 1.2; margin: 0 0 0.75rem; }
h3 { font-size: 1.1rem; line-height: 1.3; margin: 0 0 0.5rem; }

.lead { color: var(--text-secondary); font-size: 1.125rem; max-width: 62ch; }
.muted { color: var(--text-muted); }
.mono { font-family: var(--font-mono); }

.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--bg); padding: 0.5rem 1rem; z-index: 300; }
.skip:focus { left: 0; }

/* ---------- Layout ---------- */
.wrap { width: min(100% - 2rem, var(--business-container)); margin-inline: auto; }
.section { padding-block: var(--business-section-gap); }
.section-tight { padding-block: 1rem var(--business-section-gap); }
.section-alt { background: var(--surface); border-block: 1px solid var(--border); }
.page-head { padding-block: clamp(2.5rem, 2rem + 3vw, 4.5rem) 1.5rem; border-bottom: 1px solid var(--border); }
.page-head + .section-tight { padding-top: 2rem; }

.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 0.5rem 2rem; margin-bottom: 2rem; }
.section-head h2 { margin-bottom: 0.5rem; }
.section-head .lead { margin: 0; font-size: 1rem; }
.section-link { font-weight: 500; white-space: nowrap; }
.h-sub { margin-top: 2.5rem; }
.stack { display: flex; flex-direction: column; gap: 1.5rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.5rem 0 0; }

/* ---------- Ecosystem bar ---------- */
.eco { background: var(--bg); border-bottom: 1px solid var(--border); font-size: 0.8125rem; }
.eco-bar { display: flex; align-items: center; gap: 1rem; padding-block: 0.4rem; }
.eco-label { color: var(--text-muted); }
.eco ul { display: flex; gap: 0.25rem; list-style: none; margin: 0; padding: 0; }
.eco a, .eco-off { display: inline-block; padding: 0.25rem 0.6rem; border-radius: var(--radius); color: var(--text-secondary); text-decoration: none; font-family: var(--font-mono); }
.eco a:hover { color: var(--text); background: var(--surface-elevated); }
.eco a[aria-current] { color: var(--accent); background: var(--surface-elevated); }
.eco-off { color: var(--text-muted); cursor: default; }

/* ---------- Header & navigation ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(11, 13, 16, 0.96); border-bottom: 1px solid var(--border); }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: var(--business-header-h); }
.brand { font: 500 1rem var(--font-mono); letter-spacing: 0.08em; color: var(--text); text-decoration: none; }
.brand span { color: var(--accent); }
.brand:hover { color: var(--text); }

.site-nav ul { display: flex; align-items: center; flex-wrap: wrap; gap: 0.25rem; list-style: none; margin: 0; padding: 0; }
.site-nav a { display: inline-flex; align-items: center; min-height: 2.5rem; padding: 0.35rem 0.75rem; border-radius: var(--radius); color: var(--text-secondary); text-decoration: none; font-weight: 500; }
.site-nav a:hover { color: var(--text); background: var(--surface-elevated); }
.site-nav a[aria-current="page"] { color: var(--accent); background: var(--surface-elevated); box-shadow: inset 0 -2px 0 var(--accent); }
.site-nav a.nav-cta { border: 1px solid var(--accent); color: var(--accent); margin-left: 0.5rem; }
.site-nav a.nav-cta:hover, .site-nav a.nav-cta[aria-current="page"] { background: var(--accent); color: var(--bg); box-shadow: none; }

.nav-toggle { display: none; min-height: 2.5rem; padding: 0.4rem 0.9rem; background: transparent; color: var(--text); border: 1px solid var(--border-strong); border-radius: var(--radius); font: 500 0.9rem var(--font-sans); cursor: pointer; }
.nav-toggle:hover { background: var(--surface-elevated); }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 2.75rem; padding: 0.6rem 1.2rem; border: 1px solid var(--border-strong); border-radius: var(--radius); background: transparent; color: var(--text); font: 500 1rem var(--font-sans); text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--surface-elevated); color: var(--text); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.btn.primary:hover { background: var(--accent-bright); border-color: var(--accent-bright); color: var(--bg); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(3rem, 2rem + 5vw, 6rem) clamp(2.5rem, 2rem + 3vw, 5rem); border-bottom: 1px solid var(--border); }
.hero-grid { display: grid; gap: 2.5rem; grid-template-columns: minmax(0, 1fr); align-items: start; }
.hero h1 { max-width: 20ch; }
.hero-owner { color: var(--accent); font-size: 0.875rem; margin-bottom: 1rem; }

.panel { background: var(--card); border: 1px solid var(--border-strong); border-radius: var(--radius-lg); padding: 1.5rem; min-width: 0; }
.panel-title { font: 500 0.875rem var(--font-mono); color: var(--text-secondary); margin: 0 0 1rem; letter-spacing: 0; }
.panel-list { list-style: none; margin: 0 0 1rem; padding: 0; }
.panel-list li { border-top: 1px solid var(--border); }
.panel-list a { display: block; padding: 0.6rem 0; color: var(--text); text-decoration: none; overflow-wrap: anywhere; }
.panel-list a:hover { color: var(--accent-bright); }
.panel-note { margin: 0; padding-top: 0.75rem; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 0.875rem; }

/* ---------- Cards & grids ---------- */
.grid { display: grid; gap: var(--business-gap); grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); }
.card { position: relative; min-width: 0; min-height: var(--business-card-min-height); background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; overflow-wrap: anywhere; }
.card:not(.card-static):hover, .card:not(.card-static):focus-within { border-color: var(--border-strong); background: var(--surface-elevated); }
.card h2, .card h3 { margin-top: 0.25rem; }
.card h2 a, .card h3 a { color: var(--text); text-decoration: none; }
.card h2 a::after, .card h3 a::after { content: ""; position: absolute; inset: 0; }
.card p { color: var(--text-secondary); font-size: 0.95rem; }
.card-top { display: flex; justify-content: space-between; align-items: center; gap: 0.5rem; font-size: 0.8125rem; min-height: 1.5rem; }

.badge { display: inline-block; font: 500 0.75rem var(--font-mono); padding: 0.1rem 0.5rem; border: 1px solid currentColor; border-radius: 3px; white-space: nowrap; }
.tone-success { color: var(--success); }
.tone-warning { color: var(--warning); }
.tone-accent { color: var(--accent); }
.tone-muted { color: var(--text-muted); }

.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; list-style: none; margin: 0.75rem 0 0; padding: 0; }
.tags li { font: 400 0.78rem var(--font-mono); color: var(--text-secondary); border: 1px solid var(--border-strong); border-radius: 3px; padding: 0.1rem 0.5rem; }

/* ---------- Problem list (home solutions) ---------- */
.problem-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0 var(--business-gap); grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); }
.problem-list li { padding: 1.25rem 0; border-top: 1px solid var(--border-strong); min-width: 0; }
.problem-list h3 a { color: var(--text); text-decoration: none; }
.problem-list h3 a:hover { color: var(--accent-bright); }
.problem-list p { color: var(--text-secondary); margin: 0; }

/* ---------- Process (urutan nyata, jadi bernomor) ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--business-gap); grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); counter-reset: step; }
.steps li { counter-increment: step; position: relative; padding-top: 1rem; border-top: 2px solid var(--border-strong); min-width: 0; }
.steps li::before { content: counter(step, decimal-leading-zero); display: block; font: 500 0.8125rem var(--font-mono); color: var(--accent); margin-bottom: 0.5rem; }
.steps li:first-child { border-top-color: var(--accent); }
.steps p { color: var(--text-secondary); margin: 0; font-size: 0.95rem; }

/* ---------- Solutions page ---------- */
.solution { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: clamp(1.25rem, 1rem + 1.5vw, 2rem); min-width: 0; }
.solution h2 { margin-bottom: 1.25rem; }
.flow { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr)); }
.flow > div { min-width: 0; padding-left: 1rem; border-left: 2px solid var(--border-strong); overflow-wrap: anywhere; }
.flow h3 { font: 500 0.8125rem var(--font-mono); color: var(--accent); margin-bottom: 0.4rem; letter-spacing: 0; }
.flow p { margin: 0; color: var(--text-secondary); }
.flow .tags { margin-top: 0; }
.solution-related { margin: 1.25rem 0 0; color: var(--text-muted); font-size: 0.9rem; }

/* ---------- Detail pages ---------- */
.crumb ol { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; margin: 0 0 1rem; padding: 0; font-size: 0.875rem; color: var(--text-muted); }
.crumb li + li::before { content: "/"; margin-right: 0.5rem; color: var(--border-strong); }
.meta-row { margin: 0 0 1rem; }
.detail { padding-block: 1rem var(--business-section-gap); }
.detail > section { padding-block: 1.75rem; border-bottom: 1px solid var(--border); max-width: 60rem; }
.detail > section:last-child { border-bottom: 0; }
.detail > section h2 { font-size: 1.25rem; }
.detail .tags { margin-top: 0; }
.check { list-style: none; padding: 0; }
.check li { position: relative; padding-left: 1.5rem; margin-bottom: 0.4rem; }
.check li::before { content: ""; position: absolute; left: 0; top: 0.7em; width: 0.7rem; height: 2px; background: var(--accent); }
.link-list { padding-left: 1.25rem; }
.meta { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr)); margin: 1.5rem 0 1rem; }
.meta dt { font: 400 0.75rem var(--font-mono); color: var(--text-muted); }
.meta dd { margin-top: 0.15rem; overflow-wrap: anywhere; }
.media-grid { display: grid; gap: var(--business-gap); grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); }
.media-grid img { display: block; width: 100%; border: 1px solid var(--border); border-radius: var(--radius); }
figcaption { color: var(--text-muted); font-size: 0.875rem; margin-top: 0.5rem; }
figure { margin: 0; min-width: 0; }

.defs { display: grid; gap: 0.75rem; }
.defs > div { display: grid; grid-template-columns: minmax(0, 11rem) minmax(0, 1fr); gap: 1rem; align-items: baseline; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.75rem 1rem; overflow-wrap: anywhere; }
.defs dt { font-weight: 600; }
.defs dd { color: var(--text-secondary); }
.defs-stack > div { grid-template-columns: 1fr; gap: 0.15rem; }

/* ---------- Empty, placeholder, notices ---------- */
.empty { background: var(--card); border: 1px dashed var(--border-strong); border-radius: var(--radius); padding: 1.5rem; color: var(--text-secondary); }
.empty p:last-child { margin: 0; }
.empty-title { color: var(--text); font-weight: 600; margin-bottom: 0.4rem; }
.placeholder { color: var(--text-muted); border: 1px dashed var(--border-strong); border-radius: var(--radius); padding: 0.75rem 1rem; margin: 0; font-size: 0.9rem; }

.notice { border: 1px solid var(--border-strong); border-left-width: 4px; border-radius: var(--radius); background: var(--card); padding: 0.9rem 1.1rem; margin: 1rem 0 1.5rem; }
.notice p { margin: 0; }
.notice ul { margin: 0.5rem 0 0; }
.notice-warning { border-color: var(--warning); }
.notice-success { border-color: var(--success); }
.notice-error { border-color: var(--error); }
.notice a { color: var(--text); }

/* ---------- CTA ---------- */
.cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem 2rem; background: var(--card); border: 1px solid var(--border-strong); border-radius: var(--radius-lg); padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); }
.cta h2 { margin-bottom: 0.4rem; }
.cta p { margin: 0; color: var(--text-secondary); max-width: 52ch; }

/* ---------- Contact form ---------- */
.contact-grid { display: grid; gap: 2.5rem; grid-template-columns: minmax(0, 1fr); }
.contact-info h2, .form h2 { font-size: 1.25rem; }
.form { display: grid; gap: 1.25rem; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(1.25rem, 1rem + 1.5vw, 2rem); }
.form h2 { margin: 0; }
.field { display: flex; flex-direction: column; gap: 0.35rem; min-width: 0; }
.field label { font-weight: 500; font-size: 0.9375rem; }
input, select, textarea { width: 100%; font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius); padding: 0.6rem 0.75rem; min-height: 2.75rem; }
textarea { resize: vertical; min-height: 9rem; }
input:hover, select:hover, textarea:hover { border-color: var(--text-muted); }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent-bright); outline-offset: 1px; border-color: var(--accent); }
[aria-invalid="true"] { border-color: var(--error); }
.hint { margin: 0; color: var(--text-muted); font-size: 0.8125rem; }
.field-error { margin: 0; color: var(--error); font-size: 0.875rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form .btn { justify-self: start; }

/* ---------- Footer ---------- */
.site-footer { margin-top: 0; background: var(--surface); border-top: 1px solid var(--border); color: var(--text-secondary); font-size: 0.9375rem; }
.footer-grid { display: grid; gap: 2rem; padding-block: 3rem 2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr)); }
.footer-grid > * { min-width: 0; overflow-wrap: anywhere; }
.footer-brand { font: 500 1rem var(--font-mono); letter-spacing: 0.08em; color: var(--text); margin-bottom: 0.5rem; }
.footer-brand span { color: var(--accent); }
.footer-h { font: 500 0.8125rem var(--font-mono); color: var(--text-muted); letter-spacing: 0; margin: 0 0 0.75rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 0.4rem; }
.site-footer a { color: var(--text-secondary); text-decoration: none; }
.site-footer a:hover { color: var(--accent-bright); text-decoration: underline; }
.footer-base { padding-block: 1.25rem; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 0.875rem; }
.footer-base p { margin: 0; }

/* ---------- Responsive ---------- */
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 4rem; }
  .contact-grid { grid-template-columns: minmax(0, 18rem) minmax(0, 1fr); gap: 3rem; }
}

@media (max-width: 860px) {
  /* Menu mobile hanya aktif bila JS ada; tanpa JS, tautan tampil biasa dan membungkus. */
  .js .nav-toggle { display: inline-flex; align-items: center; }
  .js .site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--surface); border-bottom: 1px solid var(--border); padding: 0.75rem 1rem 1rem; }
  .js .site-nav.is-open { display: block; }
  .js .site-nav ul { flex-direction: column; align-items: stretch; }
  .js .site-nav a { width: 100%; }
  .js .site-nav a.nav-cta { margin: 0.5rem 0 0; justify-content: center; }
  .bar { flex-wrap: wrap; }
}

@media (max-width: 640px) {
  .eco-label { display: none; }
  .defs > div { grid-template-columns: 1fr; gap: 0.25rem; }
  .cta .btn { width: 100%; }
  .actions .btn { flex: 1 1 100%; }
  .section-link { white-space: normal; }
}

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

/* ==========================================================================
   Phase 6 addition — append to the end of public/assets/css/business.css.
   Icon sizing for the ecosystem bar (.eco a / .eco-off), matching the
   shared stroke-icon language used on Root and Lab.
   ========================================================================== */
.eco-ico {
  width: 13px;
  height: 13px;
  margin-right: 0.35rem;
  vertical-align: -2px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}

.eco a, .eco-off {
  display: inline-flex;
  align-items: center;
}