/* Wunderkind platform skin — dark, gold, editorial. Mirrors the design
   language of the main Wunderkind site (near-black canvas, gold accent with a
   glow, Bebas Neue display over Montserrat, film-grain, springy motion). Used
   for the IELTS platform's public pages. */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Montserrat:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --yellow: #F5C800;
  --yellow-dim: #D4AC00;
  --yellow-glow: rgba(245, 200, 0, 0.35);
  --black: #0D0D0D;
  --black-mid: #181818;
  --black-soft: #222222;
  --white: #FAFAF5;
  --muted: #8b8b86;
  --border: rgba(245, 200, 0, 0.16);
  --hairline: rgba(250, 250, 245, 0.10);
  --red: #E63B2E;
  /* RGB triple for body text, so rgba(var(--ink), .x) flips with the theme */
  --ink: 250, 250, 245;
  --input-bg: #0f0f0e;
  --nav-bg: rgba(13, 13, 13, 0.78);
  --grain-opacity: 0.5;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'Montserrat', sans-serif;
  --font-ui: 'Inter', sans-serif;
  --radius: 6px;
  --radius-lg: 16px;
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Light mode — warm paper canvas, same gold accent. Opt-in via the nav toggle
   (data-theme="light" on <html>), or the OS preference when the visitor hasn't
   chosen. Kept token-only so every component flips without per-rule edits. */
:root[data-theme="light"] {
  --yellow-glow: rgba(245, 200, 0, 0.26);
  --black: #F4F1E9;
  --black-mid: #FFFFFF;
  --black-soft: #ECE7DA;
  --white: #1C1913;
  --muted: #6b675e;
  --border: rgba(199, 158, 0, 0.42);
  --hairline: rgba(28, 25, 19, 0.12);
  --ink: 28, 25, 19;
  --input-bg: #FFFFFF;
  --nav-bg: rgba(244, 241, 233, 0.82);
  --grain-opacity: 0;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --yellow-glow: rgba(245, 200, 0, 0.26);
    --black: #F4F1E9;
    --black-mid: #FFFFFF;
    --black-soft: #ECE7DA;
    --white: #1C1913;
    --muted: #6b675e;
    --border: rgba(199, 158, 0, 0.42);
    --hairline: rgba(28, 25, 19, 0.12);
    --ink: 28, 25, 19;
    --input-bg: #FFFFFF;
    --nav-bg: rgba(244, 241, 233, 0.82);
    --grain-opacity: 0;
  }
}

*, *::before, *::after { box-sizing: border-box; }
.pf { font-family: var(--font-body); color: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; background: var(--black); }
/* Ambient aurora on its own fixed compositor layer. Using a fixed element (not
   background-attachment: fixed, which repaints the whole background every scroll
   frame) keeps scrolling smooth — the layer just stays put on the GPU. */
.pf-bg { position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(62vw 52vw at 12% -8%, rgba(245,200,0,0.16), transparent 58%),
    radial-gradient(52vw 46vw at 92% 6%, rgba(124,92,255,0.11), transparent 60%),
    radial-gradient(60vw 50vw at 78% 108%, rgba(245,200,0,0.12), transparent 62%);
}
:root[data-theme="light"] .pf-bg {
  background:
    radial-gradient(62vw 52vw at 12% -8%, rgba(245,200,0,0.20), transparent 58%),
    radial-gradient(52vw 46vw at 92% 6%, rgba(124,92,255,0.09), transparent 60%),
    radial-gradient(60vw 50vw at 78% 108%, rgba(245,200,0,0.14), transparent 62%);
}
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .pf-bg {
  background:
    radial-gradient(62vw 52vw at 12% -8%, rgba(245,200,0,0.20), transparent 58%),
    radial-gradient(52vw 46vw at 92% 6%, rgba(124,92,255,0.09), transparent 60%),
    radial-gradient(60vw 50vw at 78% 108%, rgba(245,200,0,0.14), transparent 62%);
}}
.pf a { text-decoration: none; color: inherit; }
.pf img { max-width: 100%; display: block; }

/* film grain */
.pf::before {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 9999; opacity: var(--grain-opacity);
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}

/* ── Nav ─────────────────────────────────────────────── */
.pf-nav {
  position: sticky; top: 0; z-index: 1000; height: 68px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 clamp(18px, 5vw, 48px);
  background: var(--nav-bg); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(90deg, transparent, rgba(245,200,0,0.35), transparent) 1;
}
.pf-brand { display: inline-flex; align-items: center; gap: 11px; }
.pf-brand-mark { height: 30px; width: auto; transition: transform .3s var(--ease); }
.pf-brand:hover .pf-brand-mark { transform: rotate(-8deg) scale(1.06); }
.pf-brand-text { font-family: var(--font-display); font-size: 20px; letter-spacing: 0.06em; line-height: 1; }
.pf-brand-text span { display: block; font-family: var(--font-ui); font-size: 9.5px; font-weight: 600; letter-spacing: 0.22em; color: var(--yellow); margin-top: 3px; }
.pf-nav-right { display: inline-flex; align-items: center; gap: 22px; }
.pf-navlink { position: relative; z-index: 0; display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-ui); font-size: 13px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: rgba(var(--ink),0.7); transition: color .2s var(--ease); }
.pf-navlink svg { width: 15px; height: 15px; flex: none; opacity: .85; transition: transform .2s var(--ease-liquid); }
.pf-navlink:hover svg, .pf-navlink.active svg { transform: translateY(-1px) scale(1.08); opacity: 1; }
/* Highlighter swipe behind the words — a chunky, marker-style gold mark that
   sweeps in from the left on hover / active. */
.pf-navlink::after {
  content: ''; position: absolute; z-index: -1; left: -5px; right: -5px; bottom: 1px; height: 60%;
  background: linear-gradient(100deg, rgba(245,200,0,0) 0%, rgba(245,200,0,.5) 9%, rgba(245,200,0,.5) 91%, rgba(245,200,0,0) 100%);
  border-radius: 5px 9px 6px 8px;
  transform: rotate(-1.6deg) scaleX(0); transform-origin: left center;
  transition: transform .42s var(--ease-liquid);
}
.pf-navlink:hover::after, .pf-navlink.active::after { transform: rotate(-1.6deg) scaleX(1); }
.pf-navlink:hover, .pf-navlink.active { color: var(--white); }

/* ── Buttons ─────────────────────────────────────────── */
.pf-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-ui); font-weight: 600; font-size: 14px; letter-spacing: 0.02em;
  padding: 13px 24px; border-radius: var(--radius); border: 1px solid transparent; cursor: pointer;
  transition: transform .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease), color .2s var(--ease);
}
.pf-btn svg { width: 15px; height: 15px; }
.pf-btn--gold { background: var(--yellow); color: #1a1500; box-shadow: 0 8px 30px var(--yellow-glow); }
.pf-btn--gold:hover { transform: translateY(-2px); box-shadow: 0 14px 44px var(--yellow-glow); }
.pf-btn--ghost { background: transparent; border-color: var(--border); color: var(--white); }
.pf-btn--ghost:hover { border-color: var(--yellow); color: var(--yellow); }
.pf-btn--lg { padding: 16px 30px; font-size: 15px; }
.pf-btn--block { width: 100%; }

/* ── Hero ────────────────────────────────────────────── */
.pf-hero { position: relative; overflow: hidden; padding: clamp(72px, 12vw, 150px) clamp(18px,5vw,48px) clamp(48px,8vw,96px); text-align: center; }
.pf-hero-grid {
  position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(var(--hairline) 1px, transparent 1px), linear-gradient(90deg, var(--hairline) 1px, transparent 1px);
  background-size: 64px 64px; mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 40%, transparent 78%);
}
.pf-hero-glow { position: absolute; top: -10%; left: 50%; width: 780px; height: 520px; transform: translateX(-50%); pointer-events: none;
  background: radial-gradient(circle, var(--yellow-glow), transparent 62%); filter: blur(40px); opacity: .5; }
.pf-hero-inner { position: relative; max-width: 900px; margin: 0 auto; }
.pf-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-ui); font-size: 12px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--yellow); }
.pf-eyebrow::before { content: ''; width: 26px; height: 1px; background: var(--yellow); }
.pf-hero-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(52px, 10vw, 118px); line-height: 0.92; letter-spacing: -0.015em; margin: 20px 0 0; text-transform: uppercase; }
.pf-hero-title .accent { color: var(--yellow); }
.pf-hero-desc { font-size: clamp(16px, 2.2vw, 19px); color: rgba(var(--ink),0.72); max-width: 44ch; margin: 22px auto 0; }
.pf-hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
.pf-hero-free { margin-top: 16px; font-family: var(--font-ui); font-size: 12.5px; letter-spacing: 0.04em; color: var(--muted); }

.pf-chips { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-top: 40px; }
.pf-chip { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-ui); font-size: 13px; font-weight: 500; letter-spacing: 0.03em; padding: 9px 16px; border-radius: 999px; background: var(--black-mid); border: 1px solid var(--hairline); }
.pf-chip svg { width: 15px; height: 15px; color: var(--yellow); }

/* ── Sections ────────────────────────────────────────── */
.pf-section { max-width: 1040px; margin: 0 auto; padding: clamp(56px, 9vw, 104px) clamp(18px,5vw,48px); }
.pf-label { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-ui); font-size: 12px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--yellow); }
.pf-label::before { content: ''; width: 22px; height: 1px; background: var(--yellow); }
.pf-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(32px, 5vw, 56px); line-height: 1; letter-spacing: -0.01em; text-transform: uppercase; margin: 14px 0 0; }
.pf-lead { color: rgba(var(--ink),0.66); max-width: 52ch; margin: 12px 0 0; }
.pf-center { text-align: center; }
.pf-center .pf-label, .pf-center .pf-lead,
.pf-label.pf-center, .pf-lead.pf-center { margin-left: auto; margin-right: auto; }

/* feature cards */
.pf-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 34px; }
.pf-card { padding: 26px; background: var(--black-mid); border: 1px solid var(--hairline); border-radius: var(--radius-lg); transition: border-color .25s var(--ease), transform .25s var(--ease); }
.pf-card:hover { border-color: var(--border); transform: translateY(-3px); }
.pf-card-ico { width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center; background: rgba(245,200,0,0.10); color: var(--yellow); margin-bottom: 16px; }
.pf-card-ico svg { width: 22px; height: 22px; }
.pf-card-title { font-family: var(--font-ui); font-weight: 700; font-size: 16px; }
.pf-card-meta { font-size: 13.5px; color: var(--muted); margin-top: 6px; line-height: 1.5; }
.pf-lock { float: right; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--yellow); background: rgba(245,200,0,.1); padding: 3px 9px; border-radius: 999px; }

/* pricing */
.pf-plans { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 36px; }
.pf-plan { padding: 30px; border-radius: var(--radius-lg); border: 1px solid var(--hairline); background: var(--black-mid); }
.pf-plan--pro { border-color: var(--yellow); box-shadow: 0 20px 60px var(--yellow-glow); position: relative; }
.pf-plan-tag { position: absolute; top: -12px; left: 30px; font-family: var(--font-ui); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; background: var(--yellow); color: #1a1500; padding: 5px 12px; border-radius: 999px; }
.pf-plan-name { font-family: var(--font-ui); font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.pf-plan-price { font-family: var(--font-display); font-size: 56px; line-height: 1; margin: 10px 0 4px; }
.pf-plan-price small { font-family: var(--font-ui); font-size: 14px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.pf-plan ul { list-style: none; padding: 0; margin: 20px 0 24px; }
.pf-plan li { font-size: 14px; padding: 8px 0 8px 28px; position: relative; }
.pf-plan li::before { content: '✓'; position: absolute; left: 0; color: var(--yellow); font-weight: 800; }
.pf-plan li.pf-no { color: var(--muted); } .pf-plan li.pf-no::before { content: '×'; color: var(--muted); }
.pf-pay-note { text-align: center; font-family: var(--font-ui); font-size: 12.5px; color: var(--muted); margin-top: 16px; letter-spacing: .03em; }

/* steps */
.pf-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px,1fr)); gap: 20px; margin-top: 36px; }
.pf-step-n { font-family: var(--font-display); font-size: 40px; color: var(--yellow); line-height: 1; }
.pf-step-title { font-family: var(--font-ui); font-weight: 700; font-size: 16px; margin-top: 8px; }
.pf-step-meta { font-size: 13.5px; color: var(--muted); margin-top: 5px; line-height: 1.5; }

/* CTA band + footer */
.pf-cta { position: relative; overflow: hidden; text-align: center; margin: clamp(40px,7vw,80px) clamp(18px,5vw,48px) 0; padding: clamp(48px,7vw,80px) 24px; border: 1px solid var(--border); border-radius: 24px; background: radial-gradient(ellipse at 50% 0%, rgba(245,200,0,0.10), transparent 70%), var(--black-mid); }
.pf-footer { border-top: 1px solid var(--hairline); margin-top: clamp(56px,9vw,104px); padding: 34px clamp(18px,5vw,48px); display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--muted); font-family: var(--font-ui); font-size: 12.5px; }

@media (max-width: 560px) { .pf-plans { grid-template-columns: 1fr; } .pf-navlink { display: none; } }

/* ── Inner pages (dashboard, results, auth, profile) ─────────── */
.pf-page { max-width: 860px; margin: 0 auto; padding: clamp(36px, 6vw, 68px) clamp(18px,5vw,48px) 100px; }
.pf-page-head { margin-bottom: 30px; }
.pf-page-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(34px, 6vw, 60px); line-height: 0.95; text-transform: uppercase; }
.pf-page-sub { color: rgba(var(--ink),0.6); margin-top: 8px; }
.pf-backlink { display: inline-block; margin-bottom: 22px; color: var(--yellow); font-family: var(--font-ui); font-weight: 600; font-size: 13px; letter-spacing: .03em; }

/* Auth cards */
.pf-auth { max-width: 440px; margin: clamp(28px,6vw,64px) auto 0; }
.pf-auth-head { text-align: center; margin-bottom: 24px; }
.pf-authcard { background: var(--black-mid); border: 1px solid var(--hairline); border-radius: var(--radius-lg); padding: clamp(24px,4vw,34px); }
.pf-field { margin-top: 18px; }
.pf-field:first-child { margin-top: 0; }
.pf-field label { display: block; font-family: var(--font-ui); font-size: 11.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.pf-input { width: 100%; padding: 13px 15px; border-radius: var(--radius); background: var(--input-bg); border: 1px solid var(--hairline); color: var(--white); font: inherit; font-size: 15px; transition: border-color .2s var(--ease), box-shadow .2s var(--ease); }
.pf-input:focus { outline: none; border-color: var(--yellow); box-shadow: 0 0 0 3px rgba(245,200,0,.16); }
.pf-input::placeholder { color: #565650; }
.pf-error { margin-top: 18px; padding: 12px 14px; border-radius: var(--radius); background: rgba(230,59,46,.12); border: 1px solid rgba(230,59,46,.32); color: #ff9d94; font-size: 14px; }
.pf-ok { margin-top: 18px; padding: 12px 14px; border-radius: var(--radius); background: rgba(245,200,0,.10); border: 1px solid var(--border); color: var(--yellow); font-size: 14px; }
.pf-switch { text-align: center; margin-top: 20px; font-size: 14px; color: var(--muted); }
.pf-switch a { color: var(--yellow); font-weight: 600; }

/* Dashboard tiles */
.pf-block2 { margin-top: 36px; }
.pf-tile { display: flex; align-items: center; gap: 16px; padding: 18px 20px; background: var(--black-mid); border: 1px solid var(--hairline); border-radius: var(--radius-lg); transition: border-color .2s var(--ease), transform .2s var(--ease); }
.pf-tile + .pf-tile { margin-top: 12px; }
.pf-tile:hover { border-color: var(--border); }
.pf-tile-ico { flex: none; width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: rgba(245,200,0,.10); color: var(--yellow); }
.pf-tile-ico svg { width: 22px; height: 22px; }
.pf-tile-body { flex: 1; min-width: 0; }
.pf-tile-title { font-family: var(--font-ui); font-weight: 700; font-size: 16px; }
.pf-tile-meta { font-size: 13px; color: var(--muted); margin-top: 3px; }
.pf-tag { display: inline-block; padding: 6px 13px; border-radius: 999px; font-family: var(--font-ui); font-size: 12px; font-weight: 600; white-space: nowrap; }
.pf-tag--wait { background: rgba(245,200,0,.12); color: var(--yellow); }
.pf-empty { text-align: center; padding: 60px 20px; border: 1px dashed var(--hairline); border-radius: var(--radius-lg); color: var(--muted); margin-top: 34px; }
.pf-empty h3 { font-family: var(--font-ui); color: var(--white); font-size: 18px; margin-bottom: 6px; }

/* Test Report Form (dark) */
.pf-trf { background: var(--black-mid); border: 1px solid var(--hairline); border-radius: var(--radius-lg); overflow: hidden; }
.pf-trf-head { padding: 26px; border-bottom: 1px solid var(--hairline); }
.pf-trf-eyebrow { font-family: var(--font-ui); font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--yellow); }
.pf-trf-title { font-family: var(--font-display); font-size: 30px; text-transform: uppercase; margin: 8px 0 2px; }
.pf-trf-sub { font-size: 13px; color: var(--muted); }
.pf-skills { display: grid; grid-template-columns: 1fr 1fr; }
.pf-skill { padding: 22px 26px; border-bottom: 1px solid var(--hairline); display: flex; align-items: baseline; justify-content: space-between; }
.pf-skill:nth-child(odd) { border-right: 1px solid var(--hairline); }
.pf-skill-name { font-family: var(--font-ui); font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.pf-skill-band { font-family: var(--font-display); font-size: 36px; color: var(--white); }
.pf-overall { display: flex; align-items: center; justify-content: space-between; padding: 24px 26px; background: rgba(245,200,0,.07); }
.pf-overall-label { font-family: var(--font-ui); font-weight: 700; letter-spacing: .03em; }
.pf-overall-band { font-family: var(--font-display); font-size: 54px; color: var(--yellow); }
@media (max-width: 520px) { .pf-skills { grid-template-columns: 1fr; } .pf-skill:nth-child(odd) { border-right: none; } }

/* Profile */
.pf-panel { background: var(--black-mid); border: 1px solid var(--hairline); border-radius: var(--radius-lg); padding: clamp(22px,4vw,30px); }
.pf-panel + .pf-panel { margin-top: 18px; }
.pf-panel-title { font-family: var(--font-ui); font-weight: 700; font-size: 15px; letter-spacing: .02em; margin-bottom: 4px; }
.pf-panel-sub { color: var(--muted); font-size: 13px; margin-bottom: 18px; }
.pf-readonly { color: var(--muted); font-size: 14px; }

/* ── Not-Boring tactility + hero confetti ─────────────────────────── */
/* Solid offset under the primary buttons that depresses on click. */
.pf-btn--gold { box-shadow: 0 4px 0 #b8940a, 0 10px 30px var(--yellow-glow); }
.pf-btn--gold:hover { transform: translateY(-1px); box-shadow: 0 5px 0 #b8940a, 0 14px 40px var(--yellow-glow); }
.pf-btn--gold:active { transform: translateY(3px); box-shadow: 0 1px 0 #b8940a, 0 6px 16px var(--yellow-glow); }
.pf-btn--ghost { box-shadow: 0 4px 0 rgba(var(--ink),0.06); }
.pf-btn--ghost:hover { transform: translateY(-1px); }
.pf-btn--ghost:active { transform: translateY(3px); box-shadow: 0 1px 0 rgba(var(--ink),0.06); }

.pf-confetti { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }
.pf-hero-inner { position: relative; z-index: 2; }

/* ════════════════════════════════════════════════════════
   GLASS · MOTION · LIQUID — the "hyper-saturated fluid" layer.
   Same gold-on-void palette; adds frosted glass, organic curves,
   scroll reveals and the exploded-view assembly. Reduced-motion safe.
   ════════════════════════════════════════════════════════ */

:root {
  --glass-bg: rgba(255, 255, 255, 0.07);
  --glass-brd: rgba(255, 255, 255, 0.16);
  --glass-hi: rgba(255, 255, 255, 0.28);
  --ease-liquid: cubic-bezier(0.22, 1, 0.36, 1);
}
:root[data-theme="light"], :root:not([data-theme="dark"]) {
}
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) {
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-brd: rgba(28, 25, 19, 0.10);
  --glass-hi: rgba(255, 255, 255, 0.7);
}}
:root[data-theme="light"] {
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-brd: rgba(28, 25, 19, 0.10);
  --glass-hi: rgba(255, 255, 255, 0.7);
}

/* Frosted glass utility + a bright top edge and diagonal sheen for depth */
.pf-glass {
  position: relative;
  background:
    linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,0) 42%),
    var(--glass-bg);
  -webkit-backdrop-filter: blur(18px) saturate(1.5);
  backdrop-filter: blur(18px) saturate(1.5);
  border: 1px solid var(--glass-brd);
  box-shadow: 0 24px 60px rgba(0,0,0,.30), inset 0 1px 0 var(--glass-hi);
}

/* Nav becomes a floating glass pill */
.pf-nav { border-image: none; border-bottom: 1px solid var(--glass-brd);
  background: var(--glass-bg); -webkit-backdrop-filter: blur(20px) saturate(1.4); backdrop-filter: blur(20px) saturate(1.4); }

/* Theme toggle button */
.pf-theme { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 999px;
  border: 1px solid var(--glass-brd); background: var(--glass-bg); color: var(--white); cursor: pointer;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: transform .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease); }
.pf-theme:hover { transform: translateY(-2px) rotate(-8deg); border-color: var(--yellow); color: var(--yellow); }
.pf-theme:active { transform: scale(.92); }
.pf-theme svg { width: 18px; height: 18px; }
.pf-theme .pf-theme-moon { display: none; }
:root[data-theme="light"] .pf-theme .pf-theme-sun { display: none; }
:root[data-theme="light"] .pf-theme .pf-theme-moon { display: block; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .pf-theme .pf-theme-sun { display: none; }
  :root:not([data-theme="dark"]) .pf-theme .pf-theme-moon { display: block; } }

/* Cards & tiles pick up the glass look + springy hover */
.pf-card, .pf-tile, .pf-plan { -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.pf-card { transition: transform .3s var(--ease-liquid), border-color .3s var(--ease); }
.pf-card:hover { transform: translateY(-6px) scale(1.015); border-color: var(--border); box-shadow: 0 26px 60px rgba(0,0,0,.30); }
.pf-card-ico { transition: transform .35s var(--ease-liquid); }
.pf-card:hover .pf-card-ico { transform: rotate(-10deg) scale(1.12); }
.pf-tile-ico { transition: transform .35s var(--ease-liquid); }
.pf-tile:hover { transform: translateY(-3px); }
.pf-tile:hover .pf-tile-ico { transform: rotate(-8deg) scale(1.1); }
.pf-chip { transition: transform .2s var(--ease-liquid), border-color .2s var(--ease); }
.pf-chip:hover { transform: translateY(-3px) rotate(-2deg); border-color: var(--border); }

/* Gold button: shine sweep + squish */
.pf-btn--gold { position: relative; overflow: hidden; }
.pf-btn--gold::after { content: ''; position: absolute; top: 0; left: -130%; width: 55%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.55), transparent); transform: skewX(-18deg);
  transition: left .6s var(--ease-liquid); pointer-events: none; }
.pf-btn--gold:hover::after { left: 150%; }
.pf-btn:active { transform: scale(.95); }

/* Step numbers shimmer */
.pf-step-n { background: linear-gradient(110deg, var(--yellow), #fff2b0, var(--yellow)); background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  animation: pf-shimmer 4.5s linear infinite; }
@keyframes pf-shimmer { to { background-position: 220% center; } }

/* Hero: glow pulse + a liquid gold blob bleeding behind the copy */
.pf-hero-glow { animation: pf-glow 7s ease-in-out infinite; }
@keyframes pf-glow { 0%,100% { opacity:.42; transform: translateX(-50%) scale(1); } 50% { opacity:.72; transform: translateX(-50%) scale(1.1); } }
.pf-hero::after { content: ''; position: absolute; z-index: 0; width: 46vw; height: 46vw; max-width: 620px; max-height: 620px;
  right: -8vw; bottom: -14vw; border-radius: 47% 53% 44% 56% / 55% 46% 54% 45%;
  background: radial-gradient(circle at 40% 40%, var(--yellow-glow), transparent 68%); filter: blur(30px);
  pointer-events: none; animation: pf-morph 16s ease-in-out infinite; }
@keyframes pf-morph {
  0%,100% { border-radius: 47% 53% 44% 56% / 55% 46% 54% 45%; transform: rotate(0deg) translateY(0); }
  50% { border-radius: 58% 42% 60% 40% / 42% 58% 42% 58%; transform: rotate(14deg) translateY(-16px); }
}

/* Hero entrance on load */
.pf-hero-inner > * { animation: pf-rise .85s var(--ease-liquid) both; }
.pf-hero-inner > *:nth-child(3) { animation-delay: .05s; }
.pf-hero-inner > *:nth-child(4) { animation-delay: .12s; }
.pf-hero-inner > *:nth-child(5) { animation-delay: .19s; }
.pf-hero-inner > *:nth-child(6) { animation-delay: .26s; }
.pf-hero-inner > *:nth-child(7) { animation-delay: .33s; }
@keyframes pf-rise { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }

/* Scroll reveal + stagger */
.pf-reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease-liquid), transform .7s var(--ease-liquid); will-change: opacity, transform; }
.pf-reveal.in { opacity: 1; transform: none; }
.pf-stagger > * { opacity: 0; transform: translateY(20px); transition: opacity .6s var(--ease-liquid), transform .6s var(--ease-liquid); transition-delay: calc(var(--i, 0) * 85ms); }
.pf-stagger.in > * { opacity: 1; transform: none; }

/* ── Exploded-view assembly ──────────────────────────────
   A tall track pins a stage; scroll drives --p (0 scattered → 1
   locked). platform.js writes each piece's transform from data-*. */
.pf-explode { position: relative; }
.pf-explode-track { position: relative; height: 260vh; }
.pf-explode-stage { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; overflow: hidden; padding: clamp(72px, 11vh, 120px) 20px 40px; }
.pf-explode-head { text-align: center; z-index: 5; flex: none; margin-bottom: clamp(20px, 5vh, 48px); }
.pf-explode-scene { position: relative; flex: none; width: min(500px, 84vw); height: min(430px, 72vw); }
.pf-xc { position: absolute; will-change: transform, opacity; }
.pf-xc-core { inset: 4% 15%; }
/* resting (locked) spots — satellites tuck tight around the core at --p = 1 */
.pf-xc[data-slot="tl"] { top: -5%;  left: -7%; }
.pf-xc[data-slot="tr"] { top: -3%;  right: -7%; }
.pf-xc[data-slot="ml"] { top: 40%; left: -12%; }
.pf-xc[data-slot="mr"] { top: 44%; right: -12%; }
.pf-xc[data-slot="bl"] { bottom: -4%; left: 3%; }
.pf-xc[data-slot="br"] { bottom: -6%; right: 1%; }
.pf-mock { border-radius: 28px; padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.pf-mock-bar { display: flex; gap: 6px; }
.pf-mock-bar i { width: 10px; height: 10px; border-radius: 999px; background: var(--hairline); }
.pf-mock-bar i:first-child { background: var(--yellow); }
.pf-mock-title { font-family: var(--font-display); font-size: 22px; letter-spacing: .02em; text-transform: uppercase; }
.pf-mock-line { height: 8px; border-radius: 999px; background: var(--hairline); }
.pf-mock-line.w70 { width: 70%; } .pf-mock-line.w50 { width: 50%; } .pf-mock-line.w85 { width: 85%; }
.pf-chiplet { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 16px; font-family: var(--font-ui); font-weight: 600; font-size: 13px; }
.pf-chiplet svg { width: 16px; height: 16px; color: var(--yellow); }
.pf-chiplet .big { font-family: var(--font-display); font-size: 26px; color: var(--yellow); line-height: 1; }
.pf-wave { display: flex; align-items: center; gap: 3px; height: 22px; }
.pf-wave i { width: 3px; border-radius: 2px; background: var(--yellow); animation: pf-eq 1s ease-in-out infinite; }
@keyframes pf-eq { 0%,100% { height: 6px; } 50% { height: 20px; } }

/* Glass drift float for standalone glass accents */
.pf-float { animation: pf-floaty 6s ease-in-out infinite; }
@keyframes pf-floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

@media (prefers-reduced-motion: reduce) {
  .pf-hero-inner > *, .pf-reveal, .pf-stagger > * { animation: none !important; opacity: 1 !important; transform: none !important; transition: none !important; }
  .pf-hero-glow, .pf-hero::after, .pf-step-n, .pf-wave i, .pf-float { animation: none !important; }
  .pf-explode-track { height: auto; }
  .pf-explode-stage { position: static; height: auto; padding: 40px 0; }
  .pf-xc { position: relative !important; inset: auto !important; transform: none !important; opacity: 1 !important; margin: 8px auto; }
}

/* Hand-drawn underline that draws itself when scrolled into view. Wrap a
   keyword in <span class="pf-underline">word<svg…><path pathLength="1"…/></svg></span>.
   platform.js adds .in via the same reveal observer. */
.pf-underline { position: relative; display: inline-block; white-space: nowrap; }
.pf-underline > svg { position: absolute; left: -3%; bottom: -.16em; width: 106%; height: .5em; overflow: visible; color: var(--yellow); pointer-events: none; }
.pf-underline > svg path { fill: none; stroke: currentColor; stroke-width: 5; stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset .9s var(--ease-liquid) .1s; }
.pf-underline.in > svg path { stroke-dashoffset: 0; }
@media (prefers-reduced-motion: reduce) { .pf-underline > svg path { transition: none; stroke-dashoffset: 0; } }

/* ── Creative layer: progress bar, tilt, burst, stats ──── */
.pf-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 2000;
  background: linear-gradient(90deg, var(--yellow-dim), var(--yellow)); box-shadow: 0 0 10px var(--yellow-glow); }
.pf-burst { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 3000; }

/* Pointer tilt — JS drives the transform; suppress the flat hover-lift for these */
.pf-card[data-tilt], .pf-plan[data-tilt] { transition: transform .25s var(--ease-liquid), border-color .3s var(--ease), box-shadow .3s var(--ease); transform-style: preserve-3d; }
.pf-card[data-tilt]:hover { transform: none; }

/* "By the numbers" stats strip */
.pf-stats { max-width: 1040px; margin: 0 auto; padding: 0 clamp(18px,5vw,48px); }
.pf-stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 14px; }
.pf-stat { padding: 28px 22px; border-radius: 20px; text-align: center; transition: transform .3s var(--ease-liquid), border-color .3s var(--ease), box-shadow .3s var(--ease); }
.pf-stat:hover { transform: translateY(-4px); border-color: var(--border); box-shadow: 0 26px 60px rgba(0,0,0,.32), inset 0 1px 0 var(--glass-hi); }
.pf-stat .n { font-family: var(--font-display); font-size: clamp(46px,6vw,66px); line-height: .9; color: var(--yellow); text-shadow: 0 0 26px var(--yellow-glow); }
.pf-stat .n .suf { font-size: .5em; color: var(--white); text-shadow: none; }
.pf-stat .l { font-family: var(--font-ui); font-size: 13px; font-weight: 600; letter-spacing: .04em; color: rgba(var(--ink),.7); margin-top: 8px; }
@media (prefers-reduced-motion: reduce) { .pf-progress { display: none; } }

/* ── Landing: format cards, benefits, features, FAQ ────── */
.pf-formats { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px,1fr)); gap: 18px; margin-top: 36px; text-align: left; }
.pf-format { position: relative; overflow: hidden; padding: clamp(26px,4vw,40px); border-radius: 26px; display: flex; flex-direction: column; }
.pf-format::before { content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background: radial-gradient(70% 60% at 100% 0%, var(--yellow-glow), transparent 60%); }
.pf-format > * { position: relative; }
.pf-format .tag { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-ui); font-weight: 700; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--yellow); }
.pf-format h3 { font-family: var(--font-display); font-size: clamp(30px,4.4vw,44px); text-transform: uppercase; line-height: 1; margin: 14px 0 8px; }
.pf-format .sub { font-family: var(--font-ui); font-weight: 600; font-size: 15px; margin-bottom: 12px; }
.pf-format p { color: rgba(var(--ink),.72); font-size: 14.5px; line-height: 1.6; margin-bottom: 26px; flex: 1; }
.pf-format .pf-btn { align-self: flex-start; }

/* Benefit cards (reuse .pf-card look, add a gold icon bubble) */
.pf-bento { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 16px; margin-top: 36px; text-align: left; }
.pf-benefit { padding: 28px 26px; border-radius: 20px; }
.pf-benefit-ico { width: 48px; height: 48px; border-radius: 13px; display: grid; place-items: center; background: rgba(245,200,0,.12); color: var(--yellow); margin-bottom: 18px; }
.pf-benefit-ico svg { width: 24px; height: 24px; }
.pf-benefit h3 { font-family: var(--font-ui); font-weight: 700; font-size: 17px; line-height: 1.3; }
.pf-benefit p { color: rgba(var(--ink),.7); font-size: 14px; line-height: 1.6; margin-top: 8px; }

/* Feature strip (icon row) */
.pf-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 16px; margin-top: 34px; text-align: center; }
.pf-feature { padding: 26px 20px; border-radius: 20px; }
.pf-feature-ico { width: 52px; height: 52px; border-radius: 999px; display: grid; place-items: center; margin: 0 auto 14px; background: rgba(245,200,0,.12); color: var(--yellow); }
.pf-feature-ico svg { width: 26px; height: 26px; }
.pf-feature h3 { font-family: var(--font-ui); font-weight: 700; font-size: 15.5px; }
.pf-feature p { color: rgba(var(--ink),.66); font-size: 13.5px; line-height: 1.55; margin-top: 6px; }

/* FAQ accordion (grid-rows height animation, no library) */
.pf-faq { max-width: 820px; margin: 34px auto 0; text-align: left; display: grid; gap: 12px; }
.pf-faq-item { border-radius: 16px; overflow: hidden; }
.pf-faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 22px; background: transparent; border: 0; cursor: pointer; color: var(--white);
  font-family: var(--font-ui); font-weight: 600; font-size: clamp(15px,2vw,17px); text-align: left; }
.pf-faq-q .ic { flex: none; width: 24px; height: 24px; position: relative; }
.pf-faq-q .ic::before, .pf-faq-q .ic::after { content: ''; position: absolute; inset: 0; margin: auto; background: var(--yellow); border-radius: 2px; transition: transform .3s var(--ease-liquid), opacity .3s var(--ease); }
.pf-faq-q .ic::before { width: 14px; height: 2px; }
.pf-faq-q .ic::after { width: 2px; height: 14px; }
.pf-faq-item.open .pf-faq-q .ic::after { transform: rotate(90deg); opacity: 0; }
.pf-faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s var(--ease-liquid); }
.pf-faq-item.open .pf-faq-a { grid-template-rows: 1fr; }
.pf-faq-a > div { overflow: hidden; }
.pf-faq-a p { padding: 0 22px 20px; color: rgba(var(--ink),.72); font-size: 14.5px; line-height: 1.65; }

/* Accessibility: honour transparency + contrast preferences (apple-design §14).
   Reduced transparency -> frost the glass solid, drop the blur, calm the aurora.
   More contrast -> give surfaces a defined, contrasting edge. */
@media (prefers-reduced-transparency: reduce) {
  .pf-glass, .pf-nav, .pf-theme, .pf-faq-item, .pf-format, .pf-benefit, .pf-feature {
    -webkit-backdrop-filter: none !important; backdrop-filter: none !important;
    background: var(--black-mid) !important;
  }
  .pf-bg { opacity: .3; }
}
@media (prefers-contrast: more) {
  .pf-glass, .pf-card, .pf-tile, .pf-plan, .pf-faq-item, .pf-format, .pf-benefit, .pf-feature, .pf-stat {
    border: 1px solid var(--yellow);
  }
  .pf-navlink { color: var(--white); }
}

/* ── Booking form (was inline in offline_book.html; global so it stays styled
   when the confirm form is injected into a draggable sheet) ────────────── */
.ob-head { border:1px solid var(--hairline); border-radius:20px; background:var(--black-mid); padding:22px 24px; }
.ob-head h1 { font-family:var(--font-ui); font-weight:700; font-size:22px; line-height:1.25; }
.ob-maps { display:inline-flex; align-items:center; gap:5px; font-size:13px; color:var(--muted); margin-top:6px; }
.ob-maps:hover { color:var(--yellow); }
.ob-head-meta { display:flex; gap:26px; flex-wrap:wrap; margin-top:16px; font-size:13.5px; color:rgba(var(--ink),.82); }
.ob-head-meta span { display:inline-flex; align-items:center; gap:8px; }
.ob-head-meta svg { width:17px; height:17px; color:var(--yellow); }
.ob-sec { margin-top:28px; }
.ob-sec h2 { font-family:var(--font-ui); font-weight:700; font-size:20px; }
.ob-sec p.hint { color:var(--muted); font-size:14px; margin-top:6px; max-width:60ch; }
.ob-row { display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap;
  border:1px solid var(--hairline); border-radius:16px; background:var(--black-mid); padding:18px 20px; margin-top:14px; }
.ob-big { font-family:var(--font-ui); font-weight:700; font-size:22px; }
.ob-sub { color:var(--muted); font-size:13.5px; margin-top:3px; }
.ob-fixed { font-size:12px; color:var(--muted); border:1px solid var(--hairline); border-radius:999px; padding:8px 14px; }
select.ob-select { font:inherit; font-size:14px; color:var(--white); background:var(--input-bg);
  border:1px solid var(--hairline); border-radius:12px; padding:11px 14px; cursor:pointer; }
.ob-pay { display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap;
  border:1px solid var(--hairline); border-radius:16px; background:var(--black-mid); padding:20px 22px; margin-top:14px; }
.ob-price { font-family:var(--font-ui); font-weight:700; font-size:22px; }
.ob-agree { display:flex; align-items:center; gap:10px; font-size:14px; color:rgba(var(--ink),.85); flex:1; min-width:220px; }
.ob-agree input { width:18px; height:18px; accent-color: var(--yellow); }
.ob-agree a { color:var(--yellow); }

/* ── "Materialize" entrance — glass resolves from blur+scale (apple-design §12) */
.pf-materialize > * { opacity: 0; transform: scale(.94) translateY(16px); filter: blur(9px);
  will-change: opacity, transform, filter;
  transition: opacity .6s var(--ease-liquid), transform .6s var(--ease-liquid), filter .6s var(--ease-liquid);
  transition-delay: calc(var(--i, 0) * 85ms); }
.pf-materialize.in > * { opacity: 1; transform: none; filter: blur(0); }

/* ── Draggable bottom-sheet ──────────────────────────────── */
.pf-scrim { position: fixed; inset: 0; z-index: 1500; background: rgba(0,0,0,.5);
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); opacity: 0; }
.pf-sheet { position: fixed; left: 0; right: 0; bottom: 0; z-index: 1600; max-height: 92vh; overflow: hidden;
  display: flex; flex-direction: column; border-radius: 26px 26px 0 0; will-change: transform;
  background: var(--black-mid); border-top: 1px solid var(--glass-hi);
  box-shadow: 0 -20px 60px rgba(0,0,0,.5); margin: 0 auto; max-width: 720px; }
.pf-sheet-grab { position: relative; flex: none; height: 34px; border: 0; background: transparent; cursor: grab; touch-action: none; }
.pf-sheet-grab::before { content: ''; position: absolute; top: 12px; left: 50%; transform: translateX(-50%);
  width: 44px; height: 5px; border-radius: 999px; background: var(--hairline); }
.pf-sheet-grab:active { cursor: grabbing; }
.pf-sheet-body { overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 0 clamp(18px,4vw,28px) clamp(22px,4vw,30px); }
.pf-sheet-body .ob-sec:first-child { margin-top: 4px; }

@media (prefers-reduced-motion: reduce) {
  .pf-materialize > * { animation: none !important; opacity: 1 !important; transform: none !important; filter: none !important; transition: none !important; }
  .pf-scrim { opacity: 1 !important; }
}

/* ── Structured writing examiner feedback (practice + mock results) ── */
.wf-task { border: 1px solid var(--hairline); border-radius: var(--radius-lg); background: var(--black-mid); padding: clamp(18px,3vw,26px); margin-top: 18px; }
.wf-head { display: flex; align-items: center; justify-content: space-between; }
.wf-head h3 { font-family: var(--font-display); font-size: 26px; text-transform: uppercase; }
.wf-band { font-family: var(--font-display); font-size: 34px; color: var(--yellow); line-height: 1; }
.wf-crit { display: grid; gap: 16px; margin-top: 16px; }
.wf-c { border: 1px solid var(--hairline); border-radius: 14px; padding: 16px; background: rgba(255,255,255,.02); }
.wf-c-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.wf-c-name { font-family: var(--font-ui); font-weight: 700; font-size: 14.5px; }
.wf-c-band { font-family: var(--font-mono); font-weight: 600; color: var(--yellow); }
.wf-bar { height: 6px; border-radius: 999px; background: var(--hairline); margin: 9px 0 12px; overflow: hidden; }
.wf-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--yellow-dim), var(--yellow)); border-radius: 999px; }
.wf-c-sum { font-size: 14px; line-height: 1.6; color: rgba(var(--ink),.85); }
.wf-str { margin: 10px 0 0; padding-left: 18px; }
.wf-str li { font-size: 13.5px; color: #9fe6bf; line-height: 1.5; }
.wf-issue { margin-top: 12px; border-left: 2px solid #ff9d94; padding-left: 12px; }
.wf-quote { font-style: italic; color: rgba(var(--ink),.9); font-size: 13.5px; }
.wf-prob { font-size: 13px; color: var(--muted); margin-top: 3px; }
.wf-fix { font-size: 13.5px; color: #9fe6bf; margin-top: 3px; }
.wf-note { margin-top: 16px; border: 1px solid var(--border); background: rgba(245,200,0,.06); border-radius: 12px; padding: 14px 16px; font-size: 14px; line-height: 1.6; }
.wf-rewrite { border: 1px solid var(--border); border-radius: var(--radius-lg); background: rgba(245,200,0,.05); padding: clamp(18px,3vw,26px); margin-top: 18px; }
.wf-rewrite h4 { font-family: var(--font-ui); font-weight: 700; font-size: 16px; color: var(--yellow); }
.wf-essay { white-space: pre-wrap; line-height: 1.7; margin-top: 12px; color: rgba(var(--ink),.92); font-size: 15px; }
.wf-changes { display: grid; gap: 10px; margin-top: 16px; }
.wf-change { border: 1px solid var(--hairline); border-radius: 12px; padding: 12px 14px; background: var(--black-mid); }
.wf-change .aspect { font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.wf-change .ba { font-size: 14px; margin-top: 5px; line-height: 1.55; }
.wf-change .ba s { color: #ff9d94; }
.wf-change .ba b { color: #9fe6bf; }
.wf-change .why { font-size: 12.5px; color: var(--muted); margin-top: 5px; }
