/* Nana Labs 2026 brand system — a single presentation layer shared by every public page. */
:root {
  --brand-night: #0b0b0b;
  --brand-deep: #1a1a18;
  --brand-forest: #242320;
  --brand-paper: #f2f0e9;
  --brand-mist: #e7e2d8;
  --brand-lime: #c65a2e;
  --brand-lime-soft: #9e4930;
  --brand-ink: #0b0b0b;
  --brand-muted: #625f58;
  --brand-line: rgba(11, 11, 11, .14);
  --brand-glow: 0 32px 90px rgba(11, 11, 11, .14), 0 8px 24px rgba(11, 11, 11, .08);
  --brand-glow-dark: 0 40px 110px rgba(0, 0, 0, .30), inset 0 1px rgba(255, 255, 255, .06);
  --brand-radius: clamp(20px, 2vw, 30px);
}

/* Centralized compatibility tokens keep legacy components on the same palette. */
:root {
  --accent: #c65a2e;
  --accent-dark: #9e4930;
  --paper: #f2f0e9;
  --ink: #0b0b0b;
  --deep: #0b0b0b;
  --muted: #625f58;
  --line: rgba(11, 11, 11, .14);
  --labs-night: #0b0b0b;
  --labs-deep: #1a1a18;
  --labs-cream: #f2f0e9;
  --labs-mist: #e7e2d8;
  --labs-lime: #c65a2e;
}

html { background: var(--brand-night); }
body { background: var(--brand-paper); font-size: 17px; line-height: 1.62; }
body::before { content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none; background: radial-gradient(circle at 82% 8%, rgba(198,90,46,.10), transparent 28%), radial-gradient(circle at 8% 42%, rgba(158,73,48,.06), transparent 31%); }
.container { width: min(calc(100% - clamp(32px, 5vw, 88px)), 1240px); }
.section, .story-section { padding-block: clamp(72px, 7vw, 108px); }
.section-kicker, .eyebrow, .project-tag, .lab-label, .labs-kicker, .story-no, .workflow-panel-label { font-size: .74rem; font-weight: 850; letter-spacing: .15em; }
.section h2, .contact h2, .labs-section-head h2, .story-head h2 { text-wrap: balance; }
p { text-wrap: pretty; }

/* Premium navigation with crisp states and a restrained luminous edge. */
.site-header { padding-top: 12px; }
.site-header .nav-wrap { height: 66px; padding-inline: 18px; border: 1px solid rgba(255,255,255,.66); border-radius: 18px; background: rgba(248,248,243,.78); box-shadow: 0 18px 48px rgba(10,28,22,.10), inset 0 1px rgba(255,255,255,.9); backdrop-filter: blur(22px) saturate(1.25); }
.site-header.scrolled { border: 0; background: transparent; backdrop-filter: none; }
.brand { font-size: 1.5rem; }
.site-nav { gap: clamp(18px, 2.3vw, 32px); font-size: .86rem; }
.site-nav a { font-weight: 760; }
.site-nav .nav-cta { min-height: 46px; display: inline-flex; align-items: center; gap: 10px; padding: 10px 17px; border-radius: 12px; box-shadow: 0 12px 26px rgba(8,22,18,.18); }

/* Home hero: sharper commercial hierarchy and cinematic portrait treatment. */
.hero { min-height: 100svh; padding-top: 126px; background: radial-gradient(circle at 76% 22%, rgba(198,90,46,.13), transparent 25%), radial-gradient(circle at 10% 75%, rgba(158,73,48,.06), transparent 32%), linear-gradient(145deg, #f7f5ee, #e9e4db); }
.hero-grid { gap: clamp(48px, 7vw, 100px); }
.hero-copy { max-width: 720px; padding-bottom: 0; }
.hero h1 { margin: clamp(42px, 5vw, 70px) 0 38px; font-size: clamp(5.6rem, 9.6vw, 9.1rem); filter: drop-shadow(0 12px 30px rgba(12,27,21,.07)); }
.headline { max-width: 700px; font-size: .83rem; line-height: 1.65; letter-spacing: .105em; }
.hero-statement { max-width: 680px; margin: 26px 0 30px; font-size: clamp(1.25rem, 1.75vw, 1.58rem); color: #4f4b45; }
.hero-scope { border-color: rgba(17,31,25,.16); background: rgba(17,31,25,.11); box-shadow: 0 22px 54px rgba(11,31,24,.09); }
.hero-scope div { background: rgba(250,250,246,.82); }
.hero-scope strong { font-size: .88rem; }
.button { border-radius: 12px; min-height: 52px; padding-inline: 20px; }
.button-primary { box-shadow: 0 16px 34px rgba(158,73,48,.22); }
.button:hover { transform: translateY(-3px); }
.hero-portrait { overflow: hidden; border: 1px solid rgba(255,255,255,.72); border-radius: var(--brand-radius); box-shadow: 0 42px 100px rgba(8,28,22,.23), 0 12px 32px rgba(8,28,22,.12); }
.hero-portrait::after { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background: linear-gradient(180deg, transparent 58%, rgba(4,18,14,.32)); }
.hero-portrait img { filter: saturate(.82) contrast(1.04) brightness(1.02); transition: transform .8s cubic-bezier(.2,.7,.2,1), filter .6s; }
.hero-portrait:hover img { transform: scale(1.025); filter: saturate(.9) contrast(1.04) brightness(1.035); }
.hero-portrait figcaption { position: absolute; z-index: 2; right: 18px; bottom: 16px; left: 18px; padding: 11px 13px; border: 1px solid rgba(255,255,255,.22); border-radius: 10px; background: rgba(6,20,16,.52); color: #f5f6f0; backdrop-filter: blur(14px); }

/* Shared editorial sections and cards. */
.impact-strip { position: relative; padding-block: clamp(60px, 6vw, 88px); background: linear-gradient(180deg, #eeeae2, #e4ded4); }
.impact-grid { gap: 12px; }
.impact-card { min-height: 200px; padding: 26px 23px; border-radius: 20px; background: linear-gradient(145deg, rgba(255,255,255,.78), rgba(244,246,238,.56)); box-shadow: 0 20px 55px rgba(15,37,29,.08), inset 0 1px rgba(255,255,255,.8); }
.impact-card strong { font-size: clamp(1.35rem, 2vw, 1.8rem); }
.impact-card > span:not(.impact-icon) { font-size: .94rem; }
.impact-card small { font-size: .78rem; }
.about-grid { padding: clamp(38px, 5vw, 68px); border-radius: var(--brand-radius); background: radial-gradient(circle at 90% 10%, rgba(198,90,46,.11), transparent 24%), rgba(255,255,255,.57); box-shadow: var(--brand-glow); }
.about-copy > p { font-size: 1.05rem; }
.about-copy .lead { font-size: clamp(1.42rem, 2.2vw, 1.9rem); }
.principles { gap: 8px; }
.principles span { padding: 11px 13px; border: 1px solid var(--brand-line); border-radius: 999px; background: rgba(255,255,255,.58); text-align: center; }
.section-ink { background: radial-gradient(circle at 88% 12%, rgba(198,90,46,.10), transparent 25%), linear-gradient(145deg, #1a1a18, #0b0b0b 70%); }
.service-row { min-height: 102px; padding: 26px 18px; border-radius: 16px; transition: background .28s, transform .28s, border-color .28s; }
.service-row:hover { transform: translateX(5px); background: rgba(255,255,255,.055); border-color: rgba(198,90,46,.42); }
.service-row h3 { font-size: clamp(1.5rem, 2.7vw, 2.45rem); }
.service-row p { font-size: 1rem; }
.experience-item { border-radius: 18px; transition: padding .28s, background .28s; }
.experience-item:hover { padding-inline: 18px; background: rgba(255,255,255,.54); }
.experience-item h3 { font-size: clamp(1.45rem, 2vw, 1.78rem); }
.experience-item p { font-size: 1rem; }

/* Selected work: aligned product covers and denser case-study cards. */
.work-section { background: radial-gradient(circle at 78% 5%, rgba(198,90,46,.09), transparent 25%), linear-gradient(155deg, #1a1a18, #0b0b0b); }
.project-grid { gap: 24px; align-items: stretch; }
.project-card { border-radius: 26px; border-color: rgba(255,255,255,.18); box-shadow: var(--brand-glow-dark); }
.project-card:hover { transform: translateY(-6px); }
.project-visual { min-height: 280px; }
.project-body { padding: clamp(28px, 3vw, 38px); }
.project-body h3 { font-size: clamp(1.72rem, 2.5vw, 2.2rem); }
.project-body dd { font-size: .93rem; }
.impact-model p { font-size: .88rem; }
.impact-row { background: linear-gradient(145deg, #eee9df, #dfd8cc); }
.project-visual.visual-work { min-height: 280px; }
.project-visual.visual-work .orbit { width: 118px; height: 118px; }
.project-visual.visual-work > small { color: #26302b; font-size: .64rem; }

/* Commercial pathways and contact. */
.help-grid { gap: 16px; }
.help-card { min-height: 320px; border-radius: 22px; background: radial-gradient(circle at 85% 10%, rgba(198,90,46,.11), transparent 26%), rgba(255,255,255,.66); box-shadow: 0 24px 64px rgba(11,11,11,.09); }
.help-card h3 { font-size: clamp(1.65rem, 2.5vw, 2.1rem); }
.help-card > p:last-of-type { font-size: 1rem; }
.skills-section { background: linear-gradient(160deg, #e5dfd5, #f2f0e9); }
.skill-group { padding: 22px; border: 1px solid var(--brand-line); border-radius: 18px; background: rgba(255,255,255,.5); }
.skill-group li { font-size: .96rem; }
.contact { background: radial-gradient(circle at 82% 15%, rgba(198,90,46,.14), transparent 28%), linear-gradient(145deg, #1a1a18, #0b0b0b 75%); }
.contact-form { border: 1px solid rgba(255,255,255,.13); border-radius: 24px; background: rgba(255,255,255,.055); box-shadow: var(--brand-glow-dark); backdrop-filter: blur(14px); }
.contact-form input, .contact-form select, .contact-form textarea { min-height: 50px; font-size: .96rem; }
.footer { border-top: 1px solid rgba(255,255,255,.08); }

/* Nana Labs product-library system. */
.home-labs { background: radial-gradient(circle at 20% 20%, rgba(198,90,46,.10), transparent 24%), #e7e2d8; }
.home-labs-card { border-radius: 32px; box-shadow: 0 40px 110px rgba(7,31,25,.23); }
.home-labs-copy { background: linear-gradient(150deg, #1a1a18, #0b0b0b); }
.home-labs-visual { background: radial-gradient(circle at 82% 18%, rgba(198,90,46,.18), transparent 26%), linear-gradient(145deg, #282622, #1a1a18); }
.labs-flow-step { min-height: 170px; }
.labs-flow-step strong { font-size: 1.28rem; }
.labs-flow-step small { font-size: .78rem; }
.labs-product-note { box-shadow: 0 18px 38px rgba(2,17,13,.32); }
.labs-page { background: var(--brand-paper); }
.labs-hero { min-height: 80svh; background: radial-gradient(circle at 78% 12%, rgba(198,90,46,.14), transparent 28%), linear-gradient(145deg, #f7f5ee, #e7e2d8); }
.labs-hero-copy > p:last-child { font-size: clamp(1.2rem, 2vw, 1.55rem); }
.labs-hero-aside { padding: 30px; border: 1px solid var(--brand-line); border-radius: 20px; background: rgba(255,255,255,.44); box-shadow: var(--brand-glow); }
.labs-library { background: radial-gradient(circle at 82% 10%, rgba(198,90,46,.10), transparent 26%), linear-gradient(145deg, #0b0b0b, #1a1a18); }
.lab-card { border-radius: 28px; box-shadow: var(--brand-glow-dark); }
.lab-card-copy { padding: clamp(34px, 5vw, 72px); }
.lab-card-copy > p { font-size: 1.02rem; }
.lab-card-visual { background: radial-gradient(circle at 72% 18%, rgba(198,90,46,.17), transparent 29%), #1a1a18; }
.focus-column, .roadmap-track, .roadmap-future, .continue-card { border-radius: 20px; box-shadow: 0 22px 60px rgba(12,35,27,.08); }
.focus-column p, .focus-item span, .roadmap-item span, .roadmap-future p { font-size: .88rem; }

/* ORION keeps its confidentiality-safe story while gaining readable technical density. */
.orion-hero { background: radial-gradient(circle at 76% 12%, rgba(198,90,46,.14), transparent 26%), linear-gradient(145deg, #0b0b0b, #1a1a18); }
.hero-system-map { border-radius: 24px; box-shadow: var(--brand-glow-dark); }
.story-section.ink { background: radial-gradient(circle at 88% 5%, rgba(198,90,46,.075), transparent 25%), linear-gradient(145deg, #0b0b0b, #1a1a18); }
.story-card, .principle-card, .status-column, .lesson-card, .direction-column { border-radius: 18px; }
.story-card h3, .principle-card h3 { font-size: 1.08rem; }
.story-card p, .principle-card p, .status-column li, .direction-column li, .lesson-card p { font-size: .86rem; line-height: 1.55; }
.workflow-panel, .architecture-panel, .system-in-action { border-radius: 22px; box-shadow: var(--brand-glow-dark); }
.orion-step { min-height: 238px; }
.orion-step h3 { font-size: .83rem; }
.orion-step p { font-size: .72rem; }
.decision-outcomes strong { font-size: .8rem; }
.decision-outcomes span, .architecture-flow li, .feedback-card p, .system-in-action p { font-size: .72rem; }
.system-actions i { font-size: .68rem; }

/* Material and accent normalization. This layer intentionally changes color only. */
::selection { background: rgba(198, 90, 46, .28); color: var(--brand-ink); }
:focus-visible { outline-color: var(--brand-lime); }
.brand span,
.hero h1 em,
.section-heading h2 em,
.contact h2 em,
.section-kicker,
.project-tag,
.service-no,
.story-no,
.workflow-panel-label,
.labs-kicker,
.labs-flow-step span,
.home-labs .section-kicker,
.home-labs h2 em,
.lab-card-copy h2 em,
.orion-hero h1 em { color: var(--brand-lime); }
.eyebrow span,
.lab-status i,
.progress-bar,
.timeline-dot,
.roadmap-dot { background: var(--brand-lime); box-shadow: 0 0 0 5px rgba(198,90,46,.10); }
.button-primary,
.home-labs .button-primary,
.labs-product-note { background: var(--brand-lime); border-color: var(--brand-lime); color: var(--brand-night); }
.button-primary:hover,
.home-labs .button-primary:hover { background: var(--brand-lime-soft); border-color: var(--brand-lime-soft); color: var(--brand-paper); }
.site-nav a:hover,
.site-nav a.active { color: var(--brand-lime-soft); }
.site-nav .nav-cta,
.site-nav .nav-cta:hover { background: var(--brand-night); color: var(--brand-paper); }
.home-labs .section-kicker,
.home-labs h2 em,
.labs-flow-step span { color: #d77a55; }
.lab-status i { background: #d77a55; }
.labs-flow-step:hover { background: rgba(198,90,46,.10); }
.labs-product-note { border-color: rgba(198,90,46,.55); box-shadow: 0 18px 38px rgba(11,11,11,.28); }
.project-visual.visual-work,
.visual-dashboard,
.visual-process,
.visual-ai { background-color: var(--brand-mist); }
.project-visual svg [fill="#B6D741"],
.project-visual svg [fill="#bfd94f"],
.project-visual svg [fill="#dbea66"] { fill: var(--brand-lime); }
.project-visual svg [stroke="#B6D741"],
.project-visual svg [stroke="#bfd94f"],
.project-visual svg [stroke="#dbea66"] { stroke: var(--brand-lime); }
.workflow-panel,
.architecture-panel,
.system-in-action,
.hero-system-map { border-color: rgba(198,90,46,.18); }

@media (max-width: 900px) {
  body { font-size: 16px; }
  .container { width: min(calc(100% - 36px), 1240px); }
  .hero { min-height: auto; }
  .hero-grid { gap: 48px; }
  .hero-copy { max-width: none; }
  .project-visual { min-height: 360px; }
  .labs-hero { min-height: auto; }
  .site-nav { font-size: .82rem; }
}

@media (max-width: 700px) {
  .container { width: min(calc(100% - 28px), 1240px); }
  .section, .story-section { padding-block: 66px; }
  .site-header { padding-top: 8px; }
  .site-header .nav-wrap { height: 60px; padding-inline: 14px; border-radius: 16px; }
  .site-nav { inset: 68px 10px auto; padding: 72px 22px 24px; border-radius: 20px; background: rgba(248,248,243,.98); box-shadow: 0 24px 70px rgba(5,24,18,.22); backdrop-filter: blur(24px); }
  .site-nav a { font-size: 1.45rem; }
  .hero { padding-top: 104px; }
  .hero h1 { margin: 40px 0 28px; font-size: clamp(4.6rem, 24vw, 7rem); }
  .hero-statement { font-size: 1.15rem; }
  .hero-scope { border-radius: 16px; }
  .hero-portrait img { min-height: 500px; }
  .impact-grid { gap: 10px; }
  .impact-card { min-height: 172px; padding: 19px; }
  .about-grid { padding: 28px 21px; }
  .service-row { min-height: 0; padding: 23px 8px; }
  .service-row p { font-size: .94rem; }
  .project-card { border-radius: 21px; }
  .project-visual { min-height: 0; aspect-ratio: 16 / 10; }
  .project-body { padding: 25px 20px; }
  .project-body dd { font-size: .89rem; }
  .help-card { min-height: 275px; }
  .home-labs-card { border-radius: 23px; }
  .labs-flow-step { min-height: 145px; }
  .labs-product-note { display: flex; align-items: center; flex-wrap: wrap; gap: 5px; }
  .labs-product-note strong { margin: 0 6px; }
  .labs-hero h1, .orion-hero h1 { font-size: clamp(4.7rem, 22vw, 7rem); }
  .story-card p, .principle-card p, .status-column li, .direction-column li, .lesson-card p { font-size: .82rem; }
  .orion-step { min-height: 186px; }
  .orion-step h3 { font-size: .76rem; }
  .orion-step p { font-size: .67rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}