/* Infoharbor. Tokens are driven by /js/theme.js; these are the no-JS fallbacks. */
:root {
  --bg: hsl(210 33% 98%);
  --bg-elev: #fff;
  --bg-sunk: hsl(210 32% 95%);
  --ink: hsl(218 48% 11%);
  --ink-soft: hsl(218 20% 31%);
  --ink-faint: hsl(218 14% 42%);
  --line: hsl(214 26% 86%);
  --accent: hsl(187 78% 31%);
  --accent-strong: hsl(187 80% 24%);
  --accent-soft: hsl(187 70% 94%);
  --on-accent: #fff;
  --earth: hsl(28 56% 40%);
  --earth-soft: hsl(28 50% 91%);
  --glow: hsl(187 90% 55% / .2);
  --shadow: 0 12px 36px hsl(218 40% 20% / .10);
  --scroll: 0;
  --radius: 16px;
  --font: ui-sans-serif, "Avenir Next", "Segoe UI Variable Display", "Segoe UI", "Helvetica Neue", Arial, system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not(.js) {
    --bg: hsl(218 42% 7%); --bg-elev: hsl(218 34% 11%); --bg-sunk: hsl(218 44% 5%);
    --ink: hsl(210 30% 95%); --ink-soft: hsl(214 18% 76%); --ink-faint: hsl(214 14% 63%);
    --line: hsl(216 26% 20%); --accent: hsl(187 80% 60%); --accent-strong: hsl(187 82% 70%);
    --accent-soft: hsl(187 50% 15%); --on-accent: hsl(218 45% 8%);
    --earth: hsl(30 55% 58%); --earth-soft: hsl(28 30% 15%);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink); font-family: var(--font);
  font-size: 1.0625rem; line-height: 1.65; -webkit-font-smoothing: antialiased;
  transition: background-color .25s ease, color .25s ease;
}
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
img, svg { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-strong); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 .5em; font-weight: 750; }
h1 { font-size: clamp(2.5rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
.muted { color: var(--ink-faint); }
.container { width: min(1160px, 100% - 3rem); margin-inline: auto; }
.container.narrow { width: min(820px, 100% - 3rem); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--on-accent); padding: .6rem 1rem; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

.icon { width: 1.25em; height: 1.25em; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(1.4) blur(14px); background: color-mix(in srgb, var(--bg) 82%, transparent); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; gap: 1.5rem; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; }
.logo-mark { width: 34px; height: 34px; }
.logo-word { height: 17px; width: auto; }
.m-a { fill: var(--accent); }
.m-as { stroke: var(--accent); }
.m-e { fill: var(--earth); }
.wm-a { stroke: var(--ink); }
.wm-b { stroke: var(--accent); }
.nav { display: flex; align-items: center; gap: 1.6rem; margin-left: auto; }
.nav a:not(.btn) { color: var(--ink-soft); text-decoration: none; font-weight: 550; font-size: .98rem; padding: .3rem 0; border-bottom: 2px solid transparent; }
.nav a:not(.btn):hover, .nav a[aria-current="page"] { color: var(--ink); border-color: var(--accent); }
.tools { display: flex; align-items: center; gap: .4rem; }
.icon-btn { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line); background: var(--bg-elev); color: var(--ink); cursor: pointer; }
.icon-btn:hover { border-color: var(--accent); color: var(--accent); }
.menu-btn { display: none; }

.theme-menu { position: relative; }
.theme-panel { position: absolute; right: 0; top: calc(100% + 10px); width: 270px; padding: 1rem; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); }
.theme-panel[hidden] { display: none; }
.panel-label { margin: 0 0 .5rem; font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); font-weight: 700; }
.panel-label:not(:first-child) { margin-top: 1rem; }
.seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px; background: var(--bg-sunk); border-radius: 11px; }
.seg button { display: inline-flex; flex-direction: column; align-items: center; gap: 4px; padding: .5rem 0; border: 0; border-radius: 8px; background: transparent; color: var(--ink-soft); font: inherit; font-size: .8rem; font-weight: 600; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--bg-elev); color: var(--accent); box-shadow: 0 1px 4px rgb(0 0 0 / .15); }
.swatches { display: flex; gap: .6rem; }
.swatch { width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--bg-elev); background: var(--sw); cursor: pointer; box-shadow: 0 0 0 1px var(--line); }
.swatch[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--ink); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: .55rem; padding: .85rem 1.4rem; border-radius: 12px; font: inherit; font-weight: 650; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, box-shadow .2s ease, background-color .2s ease; }
.btn-sm { padding: .5rem 1rem; font-size: .93rem; }
.btn-primary { background: var(--accent); color: var(--on-accent); box-shadow: 0 8px 24px var(--glow); }
.btn-primary:hover { background: var(--accent-strong); color: var(--on-accent); transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--bg-elev); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: .6; cursor: progress; }
.link-arrow { display: inline-flex; align-items: center; gap: .4rem; font-weight: 650; text-decoration: none; }
.link-arrow .icon { transition: transform .2s ease; }
.link-arrow:hover .icon { transform: translateX(4px); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 5vw, 4rem); }
.hero::before { content: ""; position: absolute; inset: -20% -10% auto auto; width: 70vw; height: 70vw; max-width: 900px; max-height: 900px; background: radial-gradient(closest-side, var(--glow), transparent 70%); opacity: calc(1 - var(--scroll) * .6); pointer-events: none; }
.hero::after { content: ""; position: absolute; inset: auto 0 0 0; height: 38%; background: linear-gradient(to top, color-mix(in srgb, var(--earth) 14%, transparent), transparent); opacity: calc(.5 + var(--scroll) * .5); pointer-events: none; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.eyebrow { margin: 0 0 1rem; font-size: .8rem; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
.grad { white-space: nowrap; background: linear-gradient(100deg, var(--earth), var(--accent) 55%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 1.2rem; color: var(--ink-soft); max-width: 62ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; margin: 2rem 0 1.6rem; }
.values { list-style: none; display: flex; gap: 1.4rem; padding: 0; margin: 0; color: var(--ink-soft); font-weight: 650; }
.values li { display: inline-flex; align-items: center; gap: .5rem; }
.values .icon { color: var(--accent); }

.hero-art { -webkit-mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent), linear-gradient(to bottom, #000 78%, transparent); -webkit-mask-composite: source-in; mask-image: linear-gradient(to right, transparent, #000 12%, #000 88%, transparent), linear-gradient(to bottom, #000 78%, transparent); mask-composite: intersect; }
.hero-art-svg { width: 100%; height: auto; display: block; }
.hero-art-svg .cloud circle, .hero-art-svg .cloud rect { fill: color-mix(in srgb, var(--accent) 24%, var(--bg-elev)); stroke: none; }
.hero-art-svg .cloud { filter: drop-shadow(0 6px 18px var(--glow)); }
.hero-art-svg .cloud-glyph { stroke: var(--accent); }
.hero-art-svg .flow { stroke: var(--accent); stroke-dasharray: 3 9; animation: flow 1.6s linear infinite; opacity: .9; }
.hero-art-svg .f2 { animation-duration: 1.2s; }
.hero-art-svg .f3 { animation-duration: 2s; }
.hero-art-svg .strata { transform: translateY(calc(var(--scroll) * 22px)); transition: transform .1s linear; }
.hero-art-svg .s1 { fill: var(--earth); opacity: .26; }
.hero-art-svg .s2 { fill: var(--earth); opacity: .42; }
.hero-art-svg .s3 { fill: var(--earth); opacity: .62; }
.hero-art-svg .stake { fill: var(--earth); }
.hero-art-svg .node { fill: var(--accent); stroke: var(--bg); stroke-width: 2; }
.hero-art-svg .ring { fill: none; stroke: var(--accent); stroke-width: 2; transform-box: fill-box; transform-origin: center; animation: pulse 2.4s ease-out infinite; }
.hero-art-svg .r2 { animation-delay: .8s; }
.hero-art-svg .r3 { animation-delay: 1.6s; }
.art-label { font: 700 12px var(--font); letter-spacing: .22em; fill: var(--ink-faint); }
.art-label.end { text-anchor: end; fill: var(--accent); }
@keyframes flow { to { stroke-dashoffset: -24; } }
@keyframes pulse { from { transform: scale(1); opacity: .8; } to { transform: scale(2.8); opacity: 0; } }

/* Sections */
.section { padding: clamp(3.5rem, 8vw, 6rem) 0; }
.section.alt { background: var(--bg-sunk); border-block: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: 2.6rem; }
.page-hero { padding: clamp(3rem, 7vw, 5rem) 0 1rem; border-bottom: 1px solid var(--line); background: radial-gradient(60% 120% at 90% 0%, var(--glow), transparent 70%); }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
.page-hero .lead { margin-bottom: 2rem; }
.grid { display: grid; gap: 1.4rem; }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card { display: flex; flex-direction: column; align-items: flex-start; padding: 1.7rem; background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); box-shadow: var(--shadow); }
.card p { color: var(--ink-soft); }
.card .link-arrow { margin-top: auto; }
.icon-badge { display: inline-grid; place-items: center; width: 46px; height: 46px; margin-bottom: 1.1rem; border-radius: 13px; background: var(--accent-soft); color: var(--accent); }
.icon-badge .icon { width: 24px; height: 24px; }
.icon-badge.lg { width: 56px; height: 56px; border-radius: 16px; }
.icon-badge.lg .icon { width: 28px; height: 28px; }
.feature { padding: 2.2rem; background: linear-gradient(160deg, var(--bg-elev), var(--accent-soft)); }

/* Vertical integration stack */
.stack { list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; padding: 0; margin: 0; counter-reset: step; position: relative; }
.stack.four { grid-template-columns: repeat(4, 1fr); }
.step { position: relative; padding: 1.4rem 1.2rem 1.5rem; background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius); }
.step:not(:last-child)::after { content: ""; position: absolute; top: 2.4rem; right: -1rem; width: 1rem; height: 2px; background: linear-gradient(90deg, var(--accent), transparent); }
.step h3 { font-size: 1.05rem; margin-bottom: .4rem; }
.step p { font-size: .94rem; color: var(--ink-soft); margin: 0; }
.step-tag { position: absolute; top: 1.1rem; right: 1.1rem; font-size: .68rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--earth); }
.step:first-child .step-tag { color: var(--earth); }
.step:last-child .step-tag { color: var(--accent); }

/* Service detail */
.detail { border-top: 1px solid var(--line); }
.detail:nth-of-type(even) { background: var(--bg-sunk); }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; scroll-margin-top: 90px; }
.outcome { color: var(--ink); font-weight: 650; border-left: 3px solid var(--accent); padding-left: 1rem; }
.checklist { list-style: none; padding: 0; margin: 0 0 1.6rem; display: grid; gap: .9rem; }
.checklist li { display: flex; gap: .8rem; align-items: flex-start; padding: 1rem 1.2rem; background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; }
.checklist .icon { color: var(--accent); margin-top: .15rem; }
.sub { gap: 1rem; }
.mini { padding: 1.2rem; border: 1px dashed var(--line); border-radius: 12px; }
.mini p { margin: 0; font-size: .95rem; color: var(--ink-soft); }
.detail[id] { scroll-margin-top: 70px; }

/* FAQ */
.faq details { background: var(--bg-elev); border: 1px solid var(--line); border-radius: 12px; margin-bottom: .8rem; }
.faq summary { cursor: pointer; padding: 1.1rem 1.3rem; font-weight: 650; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { padding: 0 1.3rem 1.2rem; margin: 0; color: var(--ink-soft); }

/* CTA */
.cta-band { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: clamp(1.8rem, 4vw, 3rem); border-radius: 22px; color: var(--on-accent); background: linear-gradient(120deg, var(--accent-strong), var(--accent)); box-shadow: 0 20px 50px var(--glow); }
.cta-band h2 { margin-bottom: .3rem; }
.cta-band p { margin: 0; opacity: .92; }
.cta-band .btn-primary { background: var(--on-accent); color: var(--accent-strong); box-shadow: none; flex: none; }
.cta-band .btn-primary:hover { background: var(--bg); color: var(--accent-strong); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 6vw, 4.5rem); align-items: start; }
.mailrow { display: flex; align-items: center; gap: .7rem; font-size: 1.2rem; font-weight: 650; }
.mailrow .icon { color: var(--accent); }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; padding: clamp(1.4rem, 3vw, 2.2rem); background: var(--bg-elev); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow); }
.field { display: flex; flex-direction: column; gap: .4rem; }
.field.full, .form-foot.full { grid-column: 1 / -1; }
label { font-size: .88rem; font-weight: 650; color: var(--ink-soft); }
input, select, textarea { width: 100%; padding: .8rem .95rem; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 10px; }
input:focus, select:focus, textarea:focus { outline: 3px solid color-mix(in srgb, var(--accent) 45%, transparent); border-color: var(--accent); }
textarea { resize: vertical; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-foot { display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; }
.status { margin: 0; font-weight: 600; }
.status[data-kind="ok"] { color: var(--accent); }
.status[data-kind="error"] { color: hsl(2 70% 52%); }

/* Footer */
.site-footer { margin-top: 2rem; border-top: 1px solid var(--line); background: var(--bg-sunk); padding-top: 3rem; }
.foot { display: grid; grid-template-columns: 1.3fr 1fr auto; gap: 2rem; align-items: start; }
.foot-brand { display: flex; gap: 1rem; align-items: flex-start; }
.foot-brand p { margin: 0; line-height: 1.5; }
.foot nav { display: grid; gap: .5rem; }
.foot nav a { color: var(--ink-soft); text-decoration: none; }
.foot nav a:hover { color: var(--accent); }
.foot-contact { display: flex; align-items: center; gap: .6rem; margin: 0; }
.foot-contact .icon { color: var(--accent); }
.legal { padding: 2rem 0; color: var(--ink-faint); font-size: .9rem; }
.legal p { margin: 0; }

/* Reveal (only hides content when JS is running) */
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }
.js .stack .step:nth-child(2) { transition-delay: .06s; } .js .stack .step:nth-child(3) { transition-delay: .12s; }
.js .stack .step:nth-child(4) { transition-delay: .18s; } .js .stack .step:nth-child(5) { transition-delay: .24s; }

@media (max-width: 960px) {
  .hero-grid, .detail-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-art { max-width: 520px; }
  .cols-3 { grid-template-columns: 1fr; }
  .stack, .stack.four { grid-template-columns: 1fr 1fr; }
  .step:not(:last-child)::after { display: none; }
  .foot { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 760px) {
  .menu-btn { display: inline-grid; }
  .nav { position: absolute; inset: 68px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; padding: 1rem 1.5rem 1.4rem; background: var(--bg); border-bottom: 1px solid var(--line); display: none; }
  .nav.open { display: flex; }
  .nav a:not(.btn) { padding: .8rem 0; border-bottom: 1px solid var(--line); }
  .nav .btn { margin-top: 1rem; justify-content: center; }
  .tools { margin-left: auto; }
  .cols-2, .stack, .stack.four, .form { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}