/* =====================================================================
   LONG GIANG — Enterprise Logistics Design System
   Bespoke layer on top of Tailwind (Play CDN). Source of truth for
   tokens, base typography, components, patterns and motion.
   Brand: royal-blue + sky-cyan (dragon logo) · Maersk/Flexport/Stripe feel.
   ===================================================================== */

:root {
  /* Brand */
  --ink-950: #04102A;
  --ink-900: #071A3A;
  --ink-800: #0A2350;
  --ink-700: #0E2E63;
  --brand-50: #EEF4FF;
  --brand-100: #D9E6FF;
  --brand-200: #B7CEFF;
  --brand-400: #5385F6;
  --brand-500: #2563EB;
  --brand-600: #1D4ED8;
  --brand-700: #1E40AF;
  --brand-800: #1B3791;
  --sky-300: #6FD4F6;
  --sky-400: #2FB8EF;
  --sky-500: #0BA5E0;

  /* Nature freshness accents (fresh water · stream · calm) — blended with the enterprise blue */
  --teal-300: #5FE6D4;
  --teal-400: #2DD4BF;
  --teal-500: #14B8A6;
  --teal-600: #0E8C82;
  --aqua-200: #BFF1EA;
  --green-400: #34D399;
  --green-500: #10B981;
  --nature-deep: #06181F;   /* deep teal-navy base for dark sections */
  --nature-deep2: #04121C;

  /* Neutrals */
  --paper: #FFFFFF;
  --mist: #F5F8FC;
  --cloud: #EAF0F8;
  --line: #E2E8F2;
  --line-strong: #CBD7E8;
  --text: #0C1A33;
  --muted: #51607A;
  --muted-soft: #6B7A93;

  /* Effects */
  --shadow-card: 0 1px 2px rgba(4,16,42,.05), 0 16px 36px -20px rgba(4,16,42,.20);
  --shadow-lift: 0 2px 8px rgba(4,16,42,.06), 0 34px 64px -30px rgba(4,16,42,.34);
  --radius: 1.25rem;
  --ease: cubic-bezier(.22,.61,.36,1);

  /* Layout */
  --container: 1200px;
  --gutter: clamp(1.25rem, 4vw, 2rem);
  --section-y: clamp(4.5rem, 9vw, 8rem);

  /* Fluid type scale */
  --fs-display: clamp(2.6rem, 1.4rem + 4.6vw, 5rem);
  --fs-h1: clamp(2.2rem, 1.3rem + 3.4vw, 3.75rem);
  --fs-h2: clamp(1.85rem, 1.2rem + 2.4vw, 3rem);
  --fs-h3: clamp(1.3rem, 1.05rem + 1.05vw, 1.7rem);
  --fs-lead: clamp(1.06rem, .98rem + .45vw, 1.3rem);
}

/* ----------------------------- Base ----------------------------- */
* { -webkit-tap-highlight-color: transparent; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', 'Be Vietnam Pro', system-ui, sans-serif;
  color: var(--text);
  background: var(--paper);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, .font-display {
  font-family: 'Be Vietnam Pro', system-ui, sans-serif;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.08;
  text-wrap: balance;
}

p { text-wrap: pretty; }

a { color: inherit; text-decoration: none; }

::selection { background: var(--brand-500); color: #fff; }

img { max-width: 100%; height: auto; display: block; }

/* Focus accessibility */
:focus-visible {
  outline: 2px solid var(--brand-500);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: fixed; left: 1rem; top: -100px; z-index: 100;
  background: var(--ink-900); color: #fff; padding: .7rem 1.1rem;
  border-radius: 10px; transition: top .2s var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ----------------------------- Layout --------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container-wide { max-width: 1320px; }

.section { padding-block: var(--section-y); }
.section-sm { padding-block: clamp(3rem, 6vw, 5rem); }

.display { font-size: var(--fs-display); letter-spacing: -0.035em; line-height: 1.02; }
.h1 { font-size: var(--fs-h1); }
.h2 { font-size: var(--fs-h2); }
.h3 { font-size: var(--fs-h3); }
.lead {
  font-size: var(--fs-lead);
  line-height: 1.62;
  color: var(--muted);
  font-weight: 400;
}
.measure { max-width: 42rem; }
.measure-sm { max-width: 34rem; }

/* ----------------------------- Eyebrow -------------------------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: .8rem; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--brand-600);
  font-family: 'Inter', sans-serif;
}
.eyebrow::before {
  content: ""; width: 1.6rem; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--brand-600), var(--sky-400));
}
.eyebrow.on-dark { color: var(--sky-300); }
.eyebrow.centered { justify-content: center; }
.eyebrow.no-rule::before { display: none; }

/* ----------------------------- Buttons -------------------------- */
.btn {
  --_bg: var(--brand-600);
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-family: 'Inter', sans-serif; font-weight: 600; font-size: .98rem;
  padding: .92rem 1.55rem; border-radius: 999px; cursor: pointer;
  border: 1px solid transparent; line-height: 1; white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease),
              background-color .25s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.btn svg { width: 1.05em; height: 1.05em; transition: transform .25s var(--ease); }
.btn:hover svg.arrow { transform: translateX(3px); }

.btn-primary {
  background: linear-gradient(180deg, var(--brand-500), var(--brand-700));
  color: #fff;
  box-shadow: 0 10px 26px -12px rgba(29,78,216,.7), inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px -14px rgba(29,78,216,.78), inset 0 1px 0 rgba(255,255,255,.22);
}
.btn-secondary {
  background: #fff; color: var(--ink-900);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-card);
}
.btn-secondary:hover { transform: translateY(-2px); border-color: var(--brand-400); color: var(--brand-700); }

.btn-ghost { background: transparent; color: var(--brand-700); padding-inline: .4rem; }
.btn-ghost:hover { color: var(--brand-500); }

.btn-on-dark {
  background: rgba(255,255,255,.08); color: #fff;
  border-color: rgba(255,255,255,.18); backdrop-filter: blur(6px);
}
.btn-on-dark:hover { background: rgba(255,255,255,.16); transform: translateY(-2px); }

.btn-lg { padding: 1.05rem 1.9rem; font-size: 1.02rem; }

/* ----------------------------- Cards ---------------------------- */
.card {
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: clamp(1.5rem, 2.2vw, 2.1rem);
  box-shadow: var(--shadow-card);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card-hover:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: var(--brand-200);
}

.icon-chip {
  display: inline-grid; place-items: center;
  width: 3.25rem; height: 3.25rem; border-radius: 14px;
  background: linear-gradient(155deg, var(--brand-50), #fff);
  border: 1px solid var(--line);
  color: var(--brand-600);
  box-shadow: 0 8px 20px -14px rgba(29,78,216,.5);
}
.icon-chip svg { width: 1.55rem; height: 1.55rem; stroke-width: 1.7; }
.icon-chip.on-dark {
  background: rgba(47,184,239,.10);
  border-color: rgba(111,212,246,.28);
  color: var(--sky-300);
}

/* Numbered step */
.step-num {
  font-family: 'Be Vietnam Pro', sans-serif; font-weight: 700;
  font-size: .95rem; letter-spacing: .02em;
  display: inline-grid; place-items: center;
  width: 2.6rem; height: 2.6rem; border-radius: 999px;
  color: var(--brand-700); background: var(--brand-50);
  border: 1px solid var(--brand-100);
}

/* ----------------------------- Stats ---------------------------- */
.stat-value {
  font-family: 'Be Vietnam Pro', sans-serif; font-weight: 700;
  font-size: clamp(2.1rem, 1.3rem + 2.6vw, 3.4rem);
  letter-spacing: -0.03em; line-height: 1;
  color: var(--ink-900);
}
.stat-value.grad {
  background: linear-gradient(120deg, var(--brand-600), var(--sky-500));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-label { color: var(--muted); font-size: .96rem; margin-top: .5rem; }

/* ----------------------------- Dark sections -------------------- */
.surface-dark {
  background:
    radial-gradient(120% 90% at 85% -10%, rgba(37,99,235,.22), transparent 55%),
    radial-gradient(115% 80% at -5% 112%, rgba(11,165,224,.14), transparent 55%),
    linear-gradient(165deg, #061327 0%, #08203f 52%, #061a33 100%);
  color: #E6EDFA;
  position: relative;
  overflow: hidden;
}
.surface-dark > .container,
.surface-dark > .container-wide { position: relative; z-index: 2; }
.surface-dark h1, .surface-dark h2, .surface-dark h3, .surface-dark h4 { color: #fff; }
.surface-dark .lead { color: #AFC0DD; }
.surface-ink { background: var(--ink-900); color: #E6EDFA; }
.surface-mist { background: var(--mist); }

/* Decorative patterns */
.bg-grid {
  background-image: linear-gradient(rgba(120,160,230,.10) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(120,160,230,.10) 1px, transparent 1px);
  background-size: 56px 56px;
}
.bg-grid-dark {
  background-image: linear-gradient(rgba(120,170,255,.07) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(120,170,255,.07) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-dots {
  background-image: radial-gradient(rgba(29,78,216,.16) 1px, transparent 1.4px);
  background-size: 22px 22px;
}
.glow {
  position: absolute; border-radius: 50%; filter: blur(70px);
  pointer-events: none; z-index: 0;
}
.glow-brand { background: radial-gradient(circle, rgba(37,99,235,.50), transparent 70%); }
.glow-sky { background: radial-gradient(circle, rgba(47,184,239,.40), transparent 70%); }
.glow-teal { background: radial-gradient(circle, rgba(20,184,166,.45), transparent 70%); }
.glow-green { background: radial-gradient(circle, rgba(16,185,129,.36), transparent 70%); }

.hairline {
  height: 1px; border: 0;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}
.hairline-dark {
  height: 1px; border: 0;
  background: linear-gradient(90deg, transparent, rgba(150,180,240,.22), transparent);
}

/* Pills / chips */
.chip {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem .9rem; border-radius: 999px; font-size: .9rem; font-weight: 500;
  background: #fff; border: 1px solid var(--line); color: var(--text);
  transition: transform .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.chip:hover { border-color: var(--brand-300); color: var(--brand-700); transform: translateY(-1px); }
.chip-dot { width: .5rem; height: .5rem; border-radius: 999px; background: var(--sky-400); }
.chip.on-dark { background: rgba(255,255,255,.05); border-color: rgba(150,180,240,.20); color: #DCE6F7; }

.tag {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .4rem .8rem; border-radius: 999px;
  font-size: .78rem; font-weight: 600; letter-spacing: .02em;
  background: var(--brand-50); color: var(--brand-700); border: 1px solid var(--brand-100);
}

/* ----------------------------- Header --------------------------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  padding-top: clamp(.6rem, 1.4vw, 1rem);
  transition: padding .3s var(--ease);
}
.nav-shell {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  background: rgba(255,255,255,.78);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  backdrop-filter: saturate(160%) blur(16px);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .6rem .7rem .6rem 1.1rem;
  box-shadow: 0 6px 24px -16px rgba(4,16,42,.35);
  transition: box-shadow .3s var(--ease), background .3s var(--ease);
}
.site-header.scrolled .nav-shell {
  background: rgba(255,255,255,.92);
  box-shadow: 0 10px 34px -18px rgba(4,16,42,.42);
}
.nav-link {
  position: relative; padding: .55rem .85rem; border-radius: 999px;
  font-size: .96rem; font-weight: 500; color: #34425C;
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav-link:hover { color: var(--brand-700); background: var(--brand-50); }
.nav-link.active { color: var(--brand-700); }
.nav-link.active::after {
  content: ""; position: absolute; left: 50%; bottom: .28rem; transform: translateX(-50%);
  width: .34rem; height: .34rem; border-radius: 999px; background: var(--sky-400);
}
.brand-mark { display: flex; align-items: center; gap: .65rem; }
.brand-mark img { height: 2.05rem; width: auto; }

.lang-switch {
  display: inline-flex; align-items: center; border: 1px solid var(--line);
  border-radius: 999px; overflow: hidden; background: #fff;
}
.lang-switch button {
  font-size: .8rem; font-weight: 600; padding: .4rem .7rem; cursor: pointer;
  background: transparent; color: var(--muted); border: 0; transition: all .2s var(--ease);
}
.lang-switch button.active { background: var(--ink-900); color: #fff; }
/* Larger, comfortable tap target for the language toggle inside the mobile menu */
.mobile-sheet .lang-switch button { padding: .7rem 1.15rem; font-size: .95rem; }

/* Mobile menu */
.menu-btn { display: none; }
.mobile-panel {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(4,16,42,.55); backdrop-filter: blur(4px);
  opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s;
}
.mobile-panel.open { opacity: 1; visibility: visible; }
.mobile-sheet {
  position: absolute; top: 0; right: 0; height: 100%;
  width: min(86%, 360px); background: #fff; padding: 1.4rem 1.3rem;
  display: flex; flex-direction: column; gap: .35rem;
  transform: translateX(100%); transition: transform .35s var(--ease);
  box-shadow: -20px 0 60px -30px rgba(4,16,42,.5);
}
.mobile-panel.open .mobile-sheet { transform: translateX(0); }
.mobile-sheet a.m-link {
  padding: .95rem .6rem; border-radius: 12px; font-size: 1.08rem; font-weight: 500;
  font-family: 'Be Vietnam Pro', sans-serif; color: var(--ink-900);
  border-bottom: 1px solid var(--line);
}
.mobile-sheet a.m-link:hover { color: var(--brand-700); }

@media (max-width: 980px) {
  .nav-desktop { display: none !important; }
  .menu-btn { display: inline-grid; }
}

/* ----------------------------- Logo wall ------------------------ */
.logo-wall { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.logo-cell {
  background: #fff; display: grid; place-items: center; padding: 1.6rem 1rem; min-height: 6.2rem;
}
.logo-cell img {
  max-height: 2.5rem; width: auto; opacity: .62;
  filter: grayscale(1);
  transition: opacity .3s var(--ease), filter .3s var(--ease), transform .3s var(--ease);
}
.logo-cell:hover img { opacity: 1; filter: grayscale(0); transform: scale(1.05); }

.marquee-wrap { overflow: hidden; width: 100%; }
.marquee-track {
  display: flex; gap: clamp(2.5rem, 5vw, 4.5rem); align-items: center; width: max-content;
  animation: marquee 42s linear infinite;
}
.marquee-mask {
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }
.marquee-track img { height: 2.1rem; width: auto; opacity: .6; filter: grayscale(1); transition: opacity .3s, filter .3s; }
.marquee-track img:hover { opacity: 1; filter: grayscale(0); }

/* ----------------------------- Media frame ---------------------- */
.media-frame {
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow-lift);
  background: var(--ink-900);
}
.media-frame img { width: 100%; height: 100%; object-fit: cover; }
.media-frame.tint::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(7,26,58,.10) 0%, rgba(7,26,58,.42) 100%);
  mix-blend-mode: multiply;
}
.media-duotone img { filter: saturate(1.05) contrast(1.04); }

.float-card {
  position: absolute; background: rgba(255,255,255,.92);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border: 1px solid var(--line); border-radius: 16px;
  box-shadow: var(--shadow-lift); padding: .9rem 1.1rem;
}

/* ----------------------------- Feature list --------------------- */
.feature-li { display: flex; gap: .8rem; align-items: flex-start; }
.feature-li .tick {
  flex: none; margin-top: .15rem; width: 1.5rem; height: 1.5rem; border-radius: 999px;
  display: grid; place-items: center; background: var(--brand-50); color: var(--brand-600);
  border: 1px solid var(--brand-100);
}
.feature-li .tick svg { width: .9rem; height: .9rem; stroke-width: 2.4; }
.surface-dark .feature-li .tick { background: rgba(47,184,239,.12); color: var(--sky-300); border-color: rgba(111,212,246,.25); }

/* District chips grid */
.district-grid { display: flex; flex-wrap: wrap; gap: .6rem; }

/* Quote */
.pullquote {
  font-family: 'Be Vietnam Pro', sans-serif; font-weight: 600;
  font-size: clamp(1.35rem, 1rem + 1.6vw, 2.1rem); line-height: 1.32;
  letter-spacing: -0.02em;
}

/* Footer */
.site-footer { background: var(--ink-950); color: #AFC0DD; }
.footer-link { color: #AFC0DD; transition: color .2s var(--ease); font-size: .96rem; }
.footer-link:hover { color: #fff; }
.footer-logo-tile {
  background: #fff; border-radius: 14px; padding: .7rem .9rem; display: inline-flex;
  box-shadow: var(--shadow-card);
}
.footer-logo-tile img { height: 2.3rem; width: auto; }

/* Forms */
.field-label { font-size: .9rem; font-weight: 600; color: var(--ink-800); margin-bottom: .4rem; display: block; }
.field {
  width: 100%; font: inherit; font-size: 1rem; color: var(--text);
  background: #fff; border: 1px solid var(--line-strong); border-radius: 12px;
  padding: .85rem 1rem; transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field::placeholder { color: #93A1B8; }
.field:focus { outline: none; border-color: var(--brand-500); box-shadow: 0 0 0 4px rgba(37,99,235,.12); }
textarea.field { resize: vertical; min-height: 8rem; }
.field-error { color: #C2410C; font-size: .85rem; margin-top: .35rem; display: none; }
.field.invalid { border-color: #E0612F; box-shadow: 0 0 0 4px rgba(224,97,47,.12); }
.field.invalid + .field-error { display: block; }

/* Info row */
.info-row { display: flex; gap: 1rem; align-items: flex-start; }
.info-row .info-ic {
  flex: none; width: 2.9rem; height: 2.9rem; border-radius: 12px; display: grid; place-items: center;
  background: var(--brand-50); color: var(--brand-600); border: 1px solid var(--brand-100);
}
.surface-dark .info-row .info-ic { background: rgba(47,184,239,.10); color: var(--sky-300); border-color: rgba(111,212,246,.22); }
.info-row .info-ic svg { width: 1.4rem; height: 1.4rem; stroke-width: 1.7; }

/* ----------------------------- Reveal motion --------------------
   Default = visible (safe if JS disabled). The hidden/animated state
   only applies when <html class="js"> is set (inline head script). */
.js .reveal {
  opacity: 0; transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  will-change: opacity, transform;
}
.js .reveal.in { opacity: 1; transform: none; }
.js .reveal-l { opacity: 0; transform: translateX(-26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal-l.in { opacity: 1; transform: none; }
.js .reveal-r { opacity: 0; transform: translateX(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal-r.in { opacity: 1; transform: none; }
.js .reveal-scale { opacity: 0; transform: scale(.96); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal-scale.in { opacity: 1; transform: none; }

[data-delay="1"] { transition-delay: .08s; }
[data-delay="2"] { transition-delay: .16s; }
[data-delay="3"] { transition-delay: .24s; }
[data-delay="4"] { transition-delay: .32s; }
[data-delay="5"] { transition-delay: .40s; }
[data-delay="6"] { transition-delay: .48s; }

/* Subtle hero image drift */
.kenburns { animation: kb 22s ease-in-out infinite alternate; }
@keyframes kb { from { transform: scale(1.02); } to { transform: scale(1.1); } }

/* Animated gradient mesh (GPU, light) */
.mesh { position: absolute; inset: -20%; z-index: 0; pointer-events: none; opacity: .85; }
.mesh::before, .mesh::after {
  content: ""; position: absolute; width: 60%; height: 60%; border-radius: 50%; filter: blur(80px);
}
.mesh::before { background: radial-gradient(circle, rgba(37,99,235,.50), transparent 65%); top: -8%; left: -6%; animation: meshA 18s ease-in-out infinite alternate; }
.mesh::after { background: radial-gradient(circle, rgba(20,184,166,.42), transparent 65%); bottom: -10%; right: -8%; animation: meshB 22s ease-in-out infinite alternate; }
@keyframes meshA { to { transform: translate3d(40px, 30px, 0) scale(1.12); } }
@keyframes meshB { to { transform: translate3d(-46px, -26px, 0) scale(1.15); } }

/* ----------------------------- Reduced motion ------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important;
  }
  .reveal, .reveal-l, .reveal-r, .reveal-scale { opacity: 1 !important; transform: none !important; }
  [data-parallax], .surface-dark .glow, .surface-dark .mesh { transform: none !important; }
}

/* ----------------------------- Utilities ------------------------ */
.grad-text {
  background: linear-gradient(115deg, var(--brand-600) 10%, var(--sky-500));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.grad-text-light {
  background: linear-gradient(115deg, #fff 20%, var(--sky-300));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.divider-y { width: 1px; background: var(--line); }
.noscroll { overflow: hidden; }
.text-muted { color: var(--muted); }
.text-soft { color: var(--muted-soft); }
[hidden] { display: none !important; }

/* ----------------------------- Nature & parallax ---------------- */
[data-parallax] { will-change: transform; }

/* Soft blue-green "fresh" light surface (optional calm sections) */
.surface-fresh {
  background:
    radial-gradient(110% 70% at 90% 0%, rgba(20,184,166,.09), transparent 60%),
    linear-gradient(180deg, #f4faf9 0%, #eef6fb 100%);
}
/* Gentle fresh tint on the existing light "mist" sections */
.surface-mist {
  background:
    radial-gradient(120% 70% at 85% -10%, rgba(20,184,166,.05), transparent 60%),
    var(--mist);
}
/* Fresh-water hairline accent */
.rule-fresh { height: 1px; border: 0; background: linear-gradient(90deg, transparent, var(--teal-400), transparent); }