:root {
  --color-bg: #1a1e24;
  --color-bg-alt: #22272f;
  --color-surface: #2a303c;
  --color-surface-hover: #323a48;
  --color-border: #2a303c;
  --color-border-light: #3a4454;
  --color-accent: #7a4bce;
  --color-accent-light: #9b75e0;
  --color-accent-cyan: #5f6b7d;
  --color-accent-glow: rgba(122, 75, 206, 0.12);
  --color-accent-glow-strong: rgba(122, 75, 206, 0.28);
  --color-text: #f4f6f9;
  --color-text-secondary: #5f6b7d;
  --color-text-muted: #3d4a5c;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --section-padding: 6rem 0;
  --container-max: 1200px;
  --container-pad: 1.5rem;
  --nav-height: 72px;
  --transition-fast: 0.15s ease;
  --transition: 0.3s ease;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); background-color: var(--color-bg); color: var(--color-text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img, svg { display: block; max-width: 100%; }

/* ===== Layout ===== */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad); }
.section { padding: var(--section-padding); }

.section-label {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--color-accent); margin-bottom: 1rem;
}
.section-label::before { content: ''; width: 20px; height: 2px; background: var(--color-accent); }
.section-title { font-family: var(--font-heading); font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 700; color: var(--color-text); line-height: 1.2; margin-bottom: 1rem; }
.section-body { font-size: 1rem; color: var(--color-text-secondary); max-width: 60ch; margin-bottom: 1rem; line-height: 1.7; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .section-label { display: inline-flex; }
.section-header .section-body { margin: 0 auto; }
.section-footer { text-align: center; margin-top: 3rem; }
.accent { color: var(--color-accent); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.75rem; border-radius: var(--radius);
  font-family: var(--font-body); font-size: 0.95rem; font-weight: 600;
  cursor: pointer; border: 2px solid transparent; transition: all var(--transition); white-space: nowrap;
}
.btn--primary { background: #7a4bce; color: #ffffff; border-color: #7a4bce; }
.btn--primary:hover { background: #9b75e0; border-color: #9b75e0; box-shadow: 0 0 28px rgba(122,75,206,0.40); transform: translateY(-1px); }
.btn--outline { background: transparent; color: var(--color-text); border-color: var(--color-border-light); }
.btn--outline:hover { border-color: var(--color-accent); color: var(--color-accent); box-shadow: 0 0 16px var(--color-accent-glow); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--color-accent); border-color: transparent; padding-left: 0; }
.btn--ghost:hover { color: var(--color-accent-light); transform: translateX(4px); }

/* ===== Navigation ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-height);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(26, 30, 36, 0.96); border-color: var(--color-border);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}
.nav__inner { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad); height: 100%; display: flex; align-items: center; justify-content: space-between; }
.nav__logo { display: flex; align-items: center; gap: 0.65rem; }
.nav__logo-tree { flex-shrink: 0; display: block; }
.logo-structure { stroke: var(--color-text); }
.logo-foliage   { fill: var(--color-accent); }
.nav__logo-wordmark { display: flex; flex-direction: column; line-height: 1; gap: 3px; }
.nav__logo-state,
.nav__logo-dynamics { font-family: var(--font-heading); font-weight: 600; font-size: 0.72rem; letter-spacing: 0.10em; text-transform: uppercase; }
.nav__logo-state    { color: var(--color-text); }
.nav__logo-dynamics { color: var(--color-accent); }
.nav__links { display: flex; align-items: center; gap: 0.25rem; }
.nav__link { padding: 0.5rem 1rem; font-size: 0.9rem; font-weight: 500; color: var(--color-text-secondary); border-radius: var(--radius-sm); transition: all var(--transition-fast); }
.nav__link:hover, .nav__link.active { color: var(--color-text); background: rgba(255,255,255,0.05); }
.nav__link--cta { background: var(--color-accent); color: #fff !important; padding: 0.5rem 1.25rem; }
.nav__link--cta:hover { background: var(--color-accent-light); }
.nav__hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav__hamburger span { display: block; width: 24px; height: 2px; background: var(--color-text); border-radius: 2px; transition: all var(--transition-fast); }

/* ===== Hero ===== */
.hero { min-height: 100vh; display: flex; align-items: center; position: relative; overflow: hidden; padding-top: var(--nav-height); }
.hero__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(122, 75, 206, 0.12) 0%, transparent 70%),
    var(--color-bg);
}
.hero__bg::after {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(122,75,206,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(122,75,206,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
}
.hero__content {
  position: relative; z-index: 1;
  padding-top: 6rem; padding-bottom: 6rem;
  max-width: 820px;
}
.hero__badge { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.4rem 1rem; background: var(--color-accent-glow); border: 1px solid rgba(122,75,206,0.40); border-radius: 100px; font-size: 0.78rem; font-weight: 600; color: var(--color-accent); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 1.5rem; }
.hero__overline {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--color-text-secondary); margin-bottom: 0.6rem;
}
.hero__tagline {
  font-family: var(--font-serif); font-style: italic;
  font-size: clamp(0.95rem, 1.3vw, 1.15rem);
  color: var(--color-text-secondary); margin-bottom: 3rem;
}
.hero__title {
  font-family: var(--font-serif); font-size: clamp(2.8rem, 6.5vw, 5.5rem);
  font-weight: 400; line-height: 1.08; letter-spacing: -0.01em; margin-bottom: 2.5rem;
}
.hero__title em { font-style: italic; color: var(--color-accent-light); }
.hero__rule {
  border: none; border-top: 1px solid var(--color-border-light);
  margin: 0 0 2rem; max-width: 640px;
}
.hero__subtitle { font-size: clamp(1rem, 1.3vw, 1.1rem); color: var(--color-text-secondary); max-width: 58ch; line-height: 1.8; }
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__scroll { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 0.5rem; font-size: 0.72rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.1em; }
.hero__scroll-indicator { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--color-accent), transparent); animation: scrollPulse 2s ease infinite; }
@keyframes scrollPulse { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }

/* ===== Stats ===== */
.stats { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); padding: 3rem 0; }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.stat-card { text-align: center; padding: 1.5rem; }
.stat-card__number { font-family: var(--font-heading); font-size: 2.5rem; font-weight: 700; color: var(--color-accent); letter-spacing: -0.04em; margin-bottom: 0.5rem; }
.stat-card__label { font-size: 0.8rem; color: var(--color-text-secondary); font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }

/* ===== About Intro ===== */
.about-intro__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about-intro__text .section-body { max-width: 100%; }
.data-graphic { display: flex; align-items: flex-end; gap: 10px; height: 220px; padding: 1.5rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); position: relative; overflow: hidden; }
.data-graphic::before { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(122,75,206,0.08), transparent); }
.data-graphic__bar { flex: 1; height: var(--h); background: linear-gradient(to top, var(--color-accent), var(--color-accent-cyan)); border-radius: 4px 4px 0 0; opacity: 0.75; transition: opacity var(--transition); position: relative; }
.data-graphic__bar:hover { opacity: 1; }

/* ===== Services Preview ===== */
.services-preview { background: var(--color-bg-alt); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card { display: flex; flex-direction: column; padding: 2rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); transition: all var(--transition); }
.service-card:hover { background: var(--color-surface-hover); border-color: var(--color-accent); transform: translateY(-4px); box-shadow: 0 8px 32px var(--color-accent-glow); }
.service-card__icon { width: 48px; height: 48px; color: var(--color-accent); margin-bottom: 1.25rem; }
.service-card__title { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--color-text); }
.service-card__desc { font-size: 0.9rem; color: var(--color-text-secondary); line-height: 1.7; flex: 1; margin-bottom: 1.25rem; }
.service-card__link { font-size: 0.85rem; font-weight: 600; color: var(--color-accent); }
.service-card:hover .service-card__link { color: var(--color-accent-light); }

/* ===== Why Us ===== */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.why-card { padding: 2rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); transition: all var(--transition); }
.why-card:hover { border-color: var(--color-border-light); transform: translateY(-2px); }
.why-card__icon { width: 40px; height: 40px; color: var(--color-accent-cyan); margin-bottom: 1rem; }
.why-card h3 { font-family: var(--font-heading); font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--color-text); }
.why-card p { font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.7; }

/* ===== CTA ===== */
.cta-section { background: var(--color-bg-alt); }
.cta-box { display: flex; align-items: center; justify-content: space-between; gap: 3rem; padding: 3rem 3.5rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl); position: relative; overflow: hidden; }
.cta-box::before { content: ''; position: absolute; top: -50%; left: -10%; width: 400px; height: 400px; background: radial-gradient(circle, var(--color-accent-glow) 0%, transparent 70%); pointer-events: none; }
.cta-box__content h2 { font-family: var(--font-heading); font-size: clamp(1.25rem, 2vw, 1.75rem); font-weight: 700; margin-bottom: 0.5rem; }
.cta-box__content p { color: var(--color-text-secondary); font-size: 0.95rem; }
.cta-box__actions { display: flex; gap: 1rem; flex-shrink: 0; flex-wrap: wrap; }

/* ===== Footer ===== */
.footer { background: var(--color-bg); border-top: 1px solid var(--color-border); }
.footer__inner { display: grid; grid-template-columns: 1.5fr 1fr; gap: 4rem; padding: 4rem 1.5rem; }
.footer__tagline { font-size: 0.875rem; color: var(--color-text-muted); margin-top: 1rem; max-width: 250px; }
.footer__links { display: flex; gap: 3rem; }
.footer__col h4 { font-family: var(--font-heading); font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-secondary); margin-bottom: 1rem; }
.footer__col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__col a { font-size: 0.875rem; color: var(--color-text-muted); transition: color var(--transition-fast); }
.footer__col a:hover { color: var(--color-accent); }
.footer__bottom { border-top: 1px solid var(--color-border); padding: 1.25rem 1.5rem; }
.footer__bottom p { font-size: 0.8rem; color: var(--color-text-muted); text-align: center; }

/* ===== Page Hero (inner pages) ===== */
.page-hero { padding: calc(var(--nav-height) + 4rem) 0 4rem; background: var(--color-bg); position: relative; overflow: hidden; }
.page-hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 70% 70% at 50% 0%, rgba(122,75,206,0.12) 0%, transparent 70%); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero__label { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent); margin-bottom: 1rem; }
.page-hero__title { font-family: var(--font-heading); font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 1rem; max-width: 600px; }
.page-hero__subtitle { font-size: 1.05rem; color: var(--color-text-secondary); max-width: 540px; line-height: 1.7; }

/* ===== About Page ===== */

/* Centrepiece: tree behind, story + intro overlaid */
.about-centrepiece {
  position: relative;
  overflow: hidden;
  background: var(--color-bg);
  padding-top: var(--nav-height);
  min-height: calc(96vh - var(--nav-height));
}
.about-centrepiece__tree {
  position: absolute;
  top: -80px; bottom: 0; right: 0;
  left: 32%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
  --tree-near: var(--color-text-secondary);
  --tree-far:  var(--color-border-light);
  --tree-lit:  var(--color-accent-light);
  --fruit:     var(--color-accent);
  --fruit-glow: var(--color-accent-light);
}
.about-centrepiece__tree #tree-root { position: absolute; inset: 0; pointer-events: none; }
.about-centrepiece__tree svg.tree   { width: 100%; height: 100%; display: block; }
.about-centrepiece__grid {
  position: relative;
  z-index: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex;
  align-items: center;
  min-height: calc(85vh - var(--nav-height));
}
.about-centrepiece__context {
  max-width: 560px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 5rem 0;
}
.about-centrepiece__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.2vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-text);
}
.about-centrepiece__bottom {
  position: relative;
  z-index: 1;
  padding: 2rem 0 7rem;
}
.about-centrepiece__bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.about-centrepiece__mission,
.about-centrepiece__roots {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.about-centrepiece__mission-quote {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
  margin: 0.75rem 0 1.25rem;
  max-width: 720px;
}

/* Values — at the roots */
.about-values { position: relative; }
.about-values::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 1px; height: 56px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
}

.about-story__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.values-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2rem; }
.value-item { padding: 1.25rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); }
.value-item__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); margin-bottom: 0.75rem; }
.value-item h4 { font-size: 0.9rem; font-weight: 700; color: var(--color-text); margin-bottom: 0.4rem; }
.value-item p { font-size: 0.8rem; color: var(--color-text-secondary); line-height: 1.6; }

/* ===== Services Page ===== */
.service-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; padding: 4rem 0; border-bottom: 1px solid var(--color-border); }
.service-detail:last-child { border-bottom: none; }
.service-detail:nth-child(even) .service-detail__graphic { order: -1; }
.service-detail__label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--color-accent-cyan); margin-bottom: 0.75rem; }
.service-detail__title { font-family: var(--font-heading); font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; margin-bottom: 1rem; letter-spacing: -0.02em; }
.service-detail__desc { color: var(--color-text-secondary); line-height: 1.75; margin-bottom: 1.5rem; }
.service-detail__features { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 2rem; }
.service-feature { display: flex; align-items: center; gap: 0.75rem; font-size: 0.9rem; color: var(--color-text-secondary); padding: 0.25rem 0; }
.service-feature::before { content: '✓'; display: inline-flex; align-items: center; justify-content: center; width: 18px; height: 18px; min-width: 18px; background: var(--color-accent-glow); border: 1px solid rgba(122,75,206,0.40); border-radius: 50%; color: var(--color-accent); font-size: 0.6rem; font-weight: 700; }
.service-detail__graphic { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: 2.5rem; aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.service-detail__graphic::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 50%, var(--color-accent-glow) 0%, transparent 70%); }
.graphic-icon { width: 100px; height: 100px; color: var(--color-accent); opacity: 0.5; position: relative; z-index: 1; }
.service-detail__graphic--image { padding: 0; }
.service-detail__graphic--image::before { display: none; }
.service-detail__graphic--image img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ===== Contact Page ===== */
.contact-grid { max-width: 760px; margin: 0 auto; }
.contact-form-wrap { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: 2.5rem; }
.contact-form-wrap h2 { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; }
.contact-form-wrap > p { color: var(--color-text-secondary); font-size: 0.9rem; margin-bottom: 2rem; }
.form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.78rem; font-weight: 600; color: var(--color-text-secondary); text-transform: uppercase; letter-spacing: 0.06em; }
.form-group input,
.form-group select,
.form-group textarea { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius); color: var(--color-text); font-family: var(--font-body); font-size: 0.95rem; padding: 0.75rem 1rem; transition: border-color var(--transition-fast), box-shadow var(--transition-fast); outline: none; resize: vertical; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-text-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--color-accent); box-shadow: 0 0 0 3px var(--color-accent-glow); }
.form-group select option { background: var(--color-surface); }
.form-group textarea { min-height: 120px; }
.form-success { display: none; padding: 1rem; background: rgba(122,75,206,0.08); border: 1px solid rgba(122,75,206,0.35); border-radius: var(--radius); color: var(--color-accent-light); font-size: 0.9rem; text-align: center; margin-top: 1rem; }
.contact-info { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-info__title { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; }
.contact-info__desc { color: var(--color-text-secondary); font-size: 0.9rem; line-height: 1.7; }
.contact-info-items { display: flex; flex-direction: column; gap: 1rem; }
.contact-info-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1.25rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); }
.contact-info-item__icon { width: 32px; height: 32px; min-width: 32px; color: var(--color-accent); }
.contact-info-item__text h4 { font-size: 0.875rem; font-weight: 700; margin-bottom: 0.25rem; }
.contact-info-item__text p { font-size: 0.825rem; color: var(--color-text-secondary); line-height: 1.5; }

/* ===== Bento Grid (Problem section) ===== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}
/* Layout:
   [ Card 1 — 2col × 2rows ] [ Card 2 ]
   [                        ] [ Card 3 ]
   [ Card 4 — 2col          ] [ Card 5 ] */
.bento-grid .bento-card:nth-child(1) { grid-column: 1 / 3; grid-row: 1 / 3; }
.bento-grid .bento-card:nth-child(2) { grid-column: 3;     grid-row: 1; }
.bento-grid .bento-card:nth-child(3) { grid-column: 3;     grid-row: 2; }
.bento-grid .bento-card:nth-child(4) { grid-column: 1 / 3; grid-row: 3; }
.bento-grid .bento-card:nth-child(5) { grid-column: 3;     grid-row: 3; }

.bento-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  overflow: hidden;
}
.bento-card:hover {
  border-color: var(--color-accent);
  background: var(--color-surface-hover);
  transform: translateY(-2px);
}
.bento-card__tag {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.bento-card__tag::before { content: ''; width: 14px; height: 2px; background: var(--color-accent); }
.bento-card__graphic { width: 100%; height: auto; border-radius: var(--radius); }
.bento-card__icon-art { width: 56px; height: 56px; }
.bento-card__title { font-family: var(--font-heading); font-size: 1rem; font-weight: 600; color: var(--color-text); line-height: 1.4; }
.bento-card__desc { font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.65; margin-top: auto; }

.approach-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.approach-step { padding: 2rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); position: relative; overflow: hidden; }
.approach-step::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--color-accent); transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease; }
.approach-step:hover::before { transform: scaleX(1); }
.approach-step__num { font-family: var(--font-heading); font-size: 2.5rem; font-weight: 700; color: var(--color-accent); opacity: 0.18; letter-spacing: -0.04em; line-height: 1; margin-bottom: 1.25rem; }
.approach-step h3 { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--color-text); }
.approach-step p { font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.7; }

.caps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.cap-card { padding: 2rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); transition: all var(--transition); }
.cap-card:hover { border-color: var(--color-accent); transform: translateY(-3px); box-shadow: 0 8px 32px var(--color-accent-glow); }
.cap-card__icon { width: 40px; height: 40px; color: var(--color-accent); margin-bottom: 1.25rem; }
.cap-card h3 { font-family: var(--font-heading); font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--color-text); }
.cap-card p { font-size: 0.875rem; color: var(--color-text-secondary); line-height: 1.7; }

@media (max-width: 1024px) {
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-grid .bento-card:nth-child(1) { grid-column: 1 / 3; grid-row: 1; }
  .bento-grid .bento-card:nth-child(2) { grid-column: 1;     grid-row: 2; }
  .bento-grid .bento-card:nth-child(3) { grid-column: 2;     grid-row: 2; }
  .bento-grid .bento-card:nth-child(4) { grid-column: 1 / 3; grid-row: 3; }
  .bento-grid .bento-card:nth-child(5) { grid-column: 1 / 3; grid-row: 4; }
  .approach-grid, .caps-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .bento-grid { grid-template-columns: 1fr; }
  .bento-grid .bento-card:nth-child(n) { grid-column: 1; grid-row: auto; }
  .approach-grid, .caps-grid { grid-template-columns: 1fr; }
}

/* ===== Scroll Animations — handled by GSAP in script.js ===== */
.fade-up { opacity: 0; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-box { flex-direction: column; text-align: center; }
  .about-intro__inner, .about-story__inner, .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-centrepiece__tree { left: 28%; }
  .service-detail { grid-template-columns: 1fr; gap: 2rem; }
  .service-detail:nth-child(even) .service-detail__graphic { order: 0; }
  .service-detail__graphic { aspect-ratio: 16/7; }
}
@media (max-width: 768px) {
  :root { --section-padding: 4rem 0; }
  .nav__links { display: none; position: fixed; top: var(--nav-height); left: 0; right: 0; background: rgba(26, 30, 36, 0.98); backdrop-filter: blur(12px); flex-direction: column; padding: 1.5rem; border-bottom: 1px solid var(--color-border); gap: 0.25rem; }
  .nav__links.open { display: flex; }
  .nav__link { padding: 0.75rem 1rem; width: 100%; }
  .nav__hamburger { display: flex; }
  .nav__hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav__hamburger.open span:nth-child(2) { opacity: 0; }
  .nav__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .services-grid, .why-grid { grid-template-columns: 1fr; }
  .about-centrepiece__tree { left: 0; opacity: 0.35; }
  .about-centrepiece__grid { min-height: auto; }
  .about-centrepiece__context { max-width: 100%; padding: 4rem 0 2rem; }
  .about-centrepiece__bottom-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-centrepiece { min-height: auto; }
  .about-values::before { display: none; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer__links { flex-wrap: wrap; gap: 2rem; }
  .cta-box { padding: 2rem 1.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .nav__links { background: rgba(26, 30, 36, 0.98); }
}

/* ===== Page Transition Overlay ===== */
.page-transition {
  position: fixed;
  inset: 0;
  background: #1a1e24;
  z-index: 8000;
  opacity: 1;
  will-change: opacity;
  pointer-events: none;
}

/* ===== Custom Cursor ===== */
@media (hover: hover) and (pointer: fine) {
  * { cursor: none !important; }

  .cursor {
    position: fixed;
    top: 0; left: 0;
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.25s ease, height 0.25s ease, opacity 0.2s ease;
    will-change: transform;
  }

  .cursor-follower {
    position: fixed;
    top: 0; left: 0;
    width: 32px;
    height: 32px;
    border: 1.5px solid rgba(122, 75, 206, 0.40);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.35s ease, height 0.35s ease, background 0.35s ease, border-color 0.35s ease;
    will-change: transform;
  }

  .cursor.is-hovering {
    width: 0;
    height: 0;
    opacity: 0;
  }

  .cursor-follower.is-hovering {
    width: 48px;
    height: 48px;
    background: rgba(122, 75, 206, 0.08);
    border-color: rgba(122, 75, 206, 0.65);
  }
}

/* ===== Hero will-change hints ===== */
.hero__content, .hero__bg { will-change: transform; }

/* ===== Hero Tree Panel ===== */
.hero__tree, .page-hero__tree {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  pointer-events: none;
  --tree-near: var(--color-text-secondary);
  --tree-far:  var(--color-border-light);
  --tree-lit:  var(--color-accent-light);
  --fruit:     var(--color-accent);
  --fruit-glow: var(--color-accent-light);
}
.hero__tree { width: 62%; }
.page-hero__tree { width: 55%; opacity: 0.6; }
.hero__tree #tree-root, .page-hero__tree #tree-root {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero__tree svg.tree, .page-hero__tree svg.tree { width: 100%; height: 100%; display: block; }

/* Tree animation classes */
.sway-group { transform-origin: 50% 100%; transform-box: fill-box; will-change: transform; }
.branch { stroke: var(--tree-near); transition: stroke 700ms ease-out; }
.branch.lit { stroke: var(--tree-lit); }
@keyframes breathe {
  0%,100% { opacity: 0.55; transform: scale(0.9); }
  50%     { opacity: 1;    transform: scale(1.05); }
}
.fruit-core, .fruit-halo {
  transform-box: fill-box; transform-origin: center;
  animation: breathe var(--bdur, 4s) ease-in-out infinite;
  animation-delay: var(--bdel, 0s);
}
.fruit-halo { opacity: 0.35; }
@keyframes burst {
  0%   { filter: brightness(2.4); }
  60%  { filter: brightness(1.6); }
  100% { filter: brightness(1); }
}
.fruit-core.burst { animation: burst 1.1s ease-out, breathe var(--bdur, 4s) ease-in-out infinite; }
.tracer { fill: var(--tree-lit); filter: drop-shadow(0 0 4px var(--fruit-glow)) drop-shadow(0 0 10px var(--fruit-glow)); }

/* ===== Globe Animation ===== */
@keyframes globeDotPulse {
  0%, 100% { opacity: 0.55; transform: scale(0.88); }
  50%       { opacity: 1;    transform: scale(1.08); }
}
@keyframes globeLinkFlow {
  to { stroke-dashoffset: -36; }
}
.globe-dot {
  transform-box: fill-box;
  transform-origin: center;
  animation: globeDotPulse var(--dur, 3.5s) ease-in-out var(--del, 0s) infinite;
  filter: drop-shadow(0 0 3px var(--fruit-glow));
}
.globe-dot-halo {
  transform-box: fill-box;
  transform-origin: center;
  animation: globeDotPulse var(--dur, 3.5s) ease-in-out var(--del, 0s) infinite;
  opacity: 0.30;
}
.globe-link {
  stroke-dasharray: 8 6;
  animation: globeLinkFlow 2.5s linear infinite;
}

@media (max-width: 768px) {
  .hero__tree, .page-hero__tree { display: none; }
}

/* ===== Light Theme ===== */
[data-theme="light"] {
  --color-bg: #f4f6f9;
  --color-bg-alt: #eef0f4;
  --color-surface: #ffffff;
  --color-surface-hover: #f8f9fb;
  --color-border: #e2e6ed;
  --color-border-light: #d0d5df;
  --color-accent: #7a4bce;
  --color-accent-light: #9b75e0;
  --color-accent-cyan: #5f6b7d;
  --color-accent-glow: rgba(122, 75, 206, 0.08);
  --color-accent-glow-strong: rgba(122, 75, 206, 0.18);
  --color-text: #1a1e24;
  --color-text-secondary: #5f6b7d;
  --color-text-muted: #8892a0;
}

[data-theme="light"] .nav.scrolled {
  background: rgba(244, 246, 249, 0.96);
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nav__link:hover,
[data-theme="light"] .nav__link.active {
  background: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .nav__links {
  background: rgba(244, 246, 249, 0.98) !important;
}

[data-theme="light"] .page-transition {
  background: #f4f6f9;
}

[data-theme="light"] .hero__bg {
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(122, 75, 206, 0.10) 0%, transparent 70%),
    var(--color-bg);
}

[data-theme="light"] .cursor-follower {
  border-color: rgba(122, 75, 206, 0.45);
}

[data-theme="light"] .cursor-follower.is-hovering {
  background: rgba(122, 75, 206, 0.06);
  border-color: rgba(122, 75, 206, 0.65);
}

/* ===== Theme Toggle Button ===== */
.nav__right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__theme-toggle {
  position: relative;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
  flex-shrink: 0;
}

.nav__theme-toggle:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-glow);
}

.theme-icon { display: block; }
.theme-icon--moon { display: none; }

[data-theme="light"] .theme-icon--sun { display: none; }
[data-theme="light"] .theme-icon--moon { display: block; }

/* Theme toggle tooltip labels */
.theme-toggle__tip {
  position: absolute;
  top: 50%;
  right: calc(100% + 10px);
  transform: translateY(-50%);
  white-space: nowrap;
  font-size: 0.68rem;
  font-style: italic;
  letter-spacing: 0.01em;
  color: var(--color-accent);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 200;
}
.nav__theme-toggle:hover .theme-toggle__tip { opacity: 1; }

/* Show only the relevant label for the current theme */
.theme-toggle__tip--dark { display: none; }
[data-theme="light"] .theme-toggle__tip--light { display: none; }
[data-theme="light"] .theme-toggle__tip--dark  { display: block; }

/* ===== Solution Showcase ===== */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.showcase-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.showcase-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--color-accent-glow);
}

.showcase-card__preview {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 2rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 130px;
  position: relative;
  overflow: hidden;
}

.showcase-card__preview::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 80% at 50% 50%, var(--color-accent-glow) 0%, transparent 70%);
}

.showcase-mini-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
  position: relative;
  z-index: 1;
}

.smb {
  flex: 1;
  height: var(--h);
  background: linear-gradient(to top, var(--color-accent), var(--color-accent-light));
  border-radius: 3px 3px 0 0;
  opacity: 0.65;
  transition: opacity var(--transition);
}

.showcase-card:hover .smb { opacity: 1; }

.showcase-trend,
.showcase-network {
  width: 100%;
  max-width: 200px;
  position: relative;
  z-index: 1;
}

.showcase-card__body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.showcase-card__tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.showcase-card__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.showcase-card__desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 1.25rem;
}

.showcase-card__cta {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-block;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.showcase-card__cta:hover {
  color: var(--color-accent-light);
  transform: translateX(3px);
}

@media (max-width: 1024px) {
  .showcase-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .showcase-grid { grid-template-columns: 1fr; }
}