/* =========================================================
   Vinyl Labels Redesign — Design Tokens (bc- prefix)
   Palette: Navy #0033a0 (primary) + Amber #f59e0b (sun/outdoor accent)
   ========================================================= */
:root{
  /* Brand palette */
  --bc-navy:#0033a0;
  --bc-navy-ink:#0a1c5c;
  --bc-navy-deep:#031f6e;
  --bc-navy-night:#050a20;
  --bc-amber:#f59e0b;
  --bc-amber-deep:#b45309;
  --bc-amber-glow:#fde68a;
  --bc-sun:#fbbf24;

  /* Neutrals */
  --bc-paper:#ffffff;
  --bc-pearl:#fdfcfa;
  --bc-sand:#faf6ed;
  --bc-cloud:#f4f3f7;
  --bc-mist:#eef2fb;
  --bc-line:#e5e7eb;
  --bc-line-strong:#cbd5e1;
  --bc-ink:#0f172a;
  --bc-slate:#475569;
  --bc-slate-soft:#64748b;
  --bc-white-pure:#ffffff;

  /* Semantic */
  --bc-good:#16a34a;
  --bc-warn:#f59e0b;
  --bc-bad:#dc2626;

  /* Layout */
  --bc-max:1280px;
  --bc-pad:clamp(16px,4vw,40px);
  --bc-radius-sm:8px;
  --bc-radius:14px;
  --bc-radius-lg:22px;
  --bc-radius-xl:32px;

  /* Shadows */
  --bc-shadow-sm:0 1px 2px rgba(15,23,42,0.06),0 1px 3px rgba(15,23,42,0.04);
  --bc-shadow:0 4px 12px rgba(15,23,42,0.08),0 2px 6px rgba(15,23,42,0.04);
  --bc-shadow-lg:0 20px 50px rgba(15,23,42,0.12),0 8px 20px rgba(15,23,42,0.06);
  --bc-shadow-navy:0 20px 50px rgba(0,51,160,0.18),0 8px 20px rgba(0,51,160,0.10);

  /* Type */
  --bc-font-display:'Sora',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --bc-font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;

  /* Motion */
  --bc-ease:cubic-bezier(.22,.61,.36,1);
  --bc-dur:.35s;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bc-font-body);
  font-size:clamp(15px,1.05vw,17px);
  line-height:1.65;
  color:var(--bc-ink);
  background:var(--bc-paper);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--bc-navy);text-decoration:none;transition:color var(--bc-dur) var(--bc-ease)}
a:hover{color:var(--bc-navy-ink)}
button{font-family:inherit;cursor:pointer}

h1,h2,h3,h4,h5{font-family:var(--bc-font-display);font-weight:700;line-height:1.18;color:var(--bc-ink);margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.4vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.7rem,3vw,2.6rem)}
h3{font-size:clamp(1.05rem,1.4vw,1.3rem)}
p{margin:0 0 1em}

/* ========== Layout primitives ========== */
.bc-container{max-width:var(--bc-max);margin-inline:auto;padding-inline:var(--bc-pad);width:100%}
.bc-narrow{max-width:760px}
.section{padding-block:clamp(48px,7vw,88px)}
.section--alt{background:var(--bc-cloud)}
.section--sand{background:var(--bc-sand)}
.section--navy{background:linear-gradient(160deg,var(--bc-navy-ink) 0%,var(--bc-navy-deep) 55%,var(--bc-navy-night) 100%);color:var(--bc-white-pure)}
.section--navy h2,.section--navy h3{color:var(--bc-white-pure)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--bc-font-display);
  font-size:.78rem;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;
  color:var(--bc-navy);
  background:rgba(0,51,160,.08);
  padding:6px 14px;border-radius:999px;
  margin-bottom:18px;
}
.eyebrow--amber{color:var(--bc-amber-deep);background:rgba(245,158,11,.14)}
.eyebrow--on-navy{color:var(--bc-amber-glow);background:rgba(245,158,11,.18)}
.eyebrow--on-light{color:var(--bc-navy);background:rgba(0,51,160,.08)}

.section-head{max-width:1080px;margin:0 auto clamp(32px,4vw,56px);text-align:center}
.section-head h2{margin-bottom:.4em}
.section-head p{color:var(--bc-slate);font-size:1.05rem;margin:0}

/* ========== Buttons ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--bc-font-display);font-weight:600;font-size:.98rem;
  padding:14px 26px;border-radius:999px;border:1.5px solid transparent;
  transition:all var(--bc-dur) var(--bc-ease);
  text-decoration:none;cursor:pointer;line-height:1;
}
.btn svg{width:18px;height:18px;flex-shrink:0}
.btn--primary{background:var(--bc-navy);color:#fff}
.btn--primary:hover{background:var(--bc-navy-ink);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,51,160,.28)}
.btn--amber{background:var(--bc-amber);color:var(--bc-ink)}
.btn--amber:hover{background:var(--bc-amber-deep);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(245,158,11,.35)}
.btn--ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.32);backdrop-filter:blur(8px)}
.btn--ghost:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px)}
.btn--outline{background:transparent;color:var(--bc-navy);border-color:var(--bc-navy)}
.btn--outline:hover{background:var(--bc-navy);color:#fff}
.btn--lg{padding:16px 32px;font-size:1.05rem}
.btn--sm{padding:10px 18px;font-size:.88rem}
.btn--block{display:flex;width:100%}

/* ========== Skip link ========== */
.skip-link{
  position:absolute;left:-9999px;top:8px;
  background:var(--bc-navy);color:#fff;
  padding:10px 16px;border-radius:8px;z-index:200;
}
.skip-link:focus{left:8px}

/* ========== Header ========== */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--bc-line);
}
.header-inner{
  max-width:var(--bc-max);margin-inline:auto;
  padding:14px var(--bc-pad);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--bc-font-display);font-weight:700;color:var(--bc-ink);font-size:1.1rem}
.brand:hover{color:var(--bc-navy)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--bc-navy) 0%,var(--bc-navy-ink) 100%);
  color:#fff;font-size:.85rem;font-weight:700;letter-spacing:.04em;
}
.nav-menu{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-menu a{
  padding:8px 14px;border-radius:8px;font-weight:500;font-size:.95rem;color:var(--bc-ink);
}
.nav-menu a:hover{background:var(--bc-mist);color:var(--bc-navy)}
.nav-cta{margin-left:8px}

/* Mobile nav toggle */
.nav-toggle{
  display:none;
  background:transparent;border:1px solid var(--bc-line);border-radius:10px;
  padding:8px 10px;cursor:pointer;
}
.nav-toggle svg{width:22px;height:22px;color:var(--bc-ink)}

/* ========== Breadcrumb ========== */
.breadcrumbs{background:var(--bc-pearl);border-bottom:1px solid var(--bc-line)}
.breadcrumbs ol{
  max-width:var(--bc-max);margin-inline:auto;padding:12px var(--bc-pad);
  display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0;
  font-size:.88rem;color:var(--bc-slate);
}
.breadcrumbs a{color:var(--bc-slate)}
.breadcrumbs a:hover{color:var(--bc-navy)}
.breadcrumbs li[aria-current]{color:var(--bc-ink);font-weight:500}
.breadcrumbs li+li::before{content:"/";margin-right:6px;color:var(--bc-line-strong)}

/* ========== Hero — Weather Gauntlet ========== */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(ellipse 60% 50% at 88% 10%, rgba(245,158,11,.18) 0%, transparent 60%),
    radial-gradient(ellipse 70% 50% at 10% 90%, rgba(0,51,160,.10) 0%, transparent 60%),
    linear-gradient(180deg,var(--bc-pearl) 0%,var(--bc-paper) 100%);
  padding-block:clamp(48px,7vw,84px);
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(32px,5vw,72px);
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--bc-font-display);font-size:.78rem;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;color:var(--bc-amber-deep);
  background:rgba(245,158,11,.14);padding:6px 14px;border-radius:999px;margin-bottom:22px;
}
.hero h1{margin-bottom:.4em}
.hero h1 .accent{color:var(--bc-navy)}
.hero h1 .accent-amber{color:var(--bc-amber-deep)}
.hero-lead{
  font-size:clamp(1rem,1.15vw,1.13rem);color:var(--bc-slate);
  max-width:560px;margin-bottom:28px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.hero-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:.88rem;color:var(--bc-slate)}
.hero-meta-item{display:inline-flex;align-items:center;gap:6px}
.hero-meta-item svg{width:16px;height:16px;color:var(--bc-navy)}

/* Weather Gauntlet visual */
.gauntlet{
  background:#fff;border-radius:var(--bc-radius-lg);
  padding:clamp(20px,2.5vw,32px);
  box-shadow:var(--bc-shadow-lg);
  border:1px solid var(--bc-line);
}
.gauntlet-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:18px;padding-bottom:14px;border-bottom:1px dashed var(--bc-line);
}
.gauntlet-title{
  font-family:var(--bc-font-display);font-weight:600;font-size:.92rem;
  letter-spacing:.1em;text-transform:uppercase;color:var(--bc-slate);
}
.gauntlet-status{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.78rem;font-weight:600;color:var(--bc-good);
  background:rgba(22,163,74,.1);padding:4px 10px;border-radius:999px;
}
.gauntlet-status::before{content:"";width:6px;height:6px;background:var(--bc-good);border-radius:50%}

.gauntlet-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}
.gcard{
  background:linear-gradient(180deg,#fff 0%,var(--bc-sand) 100%);
  border:1px solid var(--bc-line);border-radius:var(--bc-radius);
  padding:18px 14px;text-align:center;position:relative;overflow:hidden;
}
.gcard-viz{
  height:88px;position:relative;margin-bottom:12px;
  display:flex;align-items:center;justify-content:center;
}
.gcard-name{font-family:var(--bc-font-display);font-weight:600;font-size:.92rem;color:var(--bc-ink);margin-bottom:4px}
.gcard-rating{
  display:inline-flex;align-items:center;gap:4px;
  font-size:.74rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  color:var(--bc-navy);background:rgba(0,51,160,.1);padding:3px 10px;border-radius:999px;
}
.gcard-rating svg{width:11px;height:11px}

/* Sun UV viz */
.sun-viz{position:relative;width:100%;height:100%}
.sun-orb{
  position:absolute;left:50%;top:54%;transform:translate(-50%,-50%);
  width:48px;height:48px;border-radius:50%;
  background:radial-gradient(circle at 35% 35%,#fef3c7 0%,var(--bc-sun) 55%,var(--bc-amber-deep) 100%);
  box-shadow:0 0 26px rgba(251,191,36,.55);
  z-index:2;
}
.sun-ray{
  position:absolute;left:50%;top:54%;width:3px;height:18px;
  background:linear-gradient(180deg,var(--bc-amber) 0%,transparent 100%);
  transform-origin:50% 0%;
}
/* Rain viz */
.rain-viz{position:relative;width:100%;height:100%}
.rain-film{
  position:absolute;left:8%;right:8%;bottom:14%;height:30%;
  background:linear-gradient(180deg,#dbeafe 0%,#bfdbfe 100%);
  border-radius:6px 6px 4px 4px;border:1px solid #93c5fd;
}
.rain-drop{
  position:absolute;width:3px;height:10px;border-radius:0 0 50% 50%;
  background:linear-gradient(180deg,#60a5fa 0%,#2563eb 100%);
}
/* Scrape / Tear viz */
.scrape-viz{position:relative;width:100%;height:100%}
.scrape-strip{
  position:absolute;left:8%;right:8%;top:46%;height:24%;
  background:linear-gradient(180deg,#e2e8f0 0%,#cbd5e1 100%);
  border-radius:4px;border:1px solid #94a3b8;
}
.scrape-arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  font-family:var(--bc-font-display);font-weight:700;font-size:18px;color:var(--bc-bad);
}

/* Temp envelope */
.temp-envelope{
  background:var(--bc-cloud);border-radius:var(--bc-radius);
  padding:14px 16px;border:1px solid var(--bc-line);
}
.temp-envelope-head{
  display:flex;justify-content:space-between;align-items:center;
  margin-bottom:10px;font-size:.78rem;font-weight:600;color:var(--bc-slate);
  letter-spacing:.08em;text-transform:uppercase;
}
.temp-track{
  position:relative;height:14px;border-radius:8px;
  background:linear-gradient(90deg,#1e3a8a 0%,#3b82f6 14%,#22c55e 38%,#fbbf24 65%,#f97316 82%,#dc2626 100%);
  margin-bottom:10px;
}
.temp-safe{
  position:absolute;top:-3px;bottom:-3px;
  left:0%;right:0%;
  border:2px dashed rgba(255,255,255,.7);border-radius:8px;
  pointer-events:none;
}
.temp-ticks{display:flex;justify-content:space-between;font-size:.72rem;color:var(--bc-slate-soft);font-family:var(--bc-font-display);font-weight:500}

.verdict{
  display:flex;align-items:center;justify-content:center;gap:10px;
  padding:12px;background:var(--bc-navy);color:#fff;
  border-radius:var(--bc-radius);margin-top:14px;
  font-family:var(--bc-font-display);font-weight:600;font-size:.92rem;
  text-align:center;
}
.verdict svg{width:18px;height:18px;color:var(--bc-amber-glow)}

/* ========== Trust strip ========== */
.trust-strip{
  background:var(--bc-navy);color:#fff;
  padding:18px 0;
}
.trust-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:18px;
  max-width:var(--bc-max);margin-inline:auto;padding-inline:var(--bc-pad);
}
.trust-item{display:flex;flex-direction:column;align-items:center;text-align:center;gap:2px}
.trust-num{font-family:var(--bc-font-display);font-weight:700;font-size:clamp(1.1rem,1.6vw,1.5rem);color:var(--bc-amber-glow);line-height:1.1}
.trust-label{font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.72)}

/* ========== Short answer ========== */
.short-answer{
  background:var(--bc-sand);
  border-left:5px solid var(--bc-amber);
  padding:clamp(24px,3vw,40px);
  border-radius:var(--bc-radius);
  font-size:1.05rem;color:var(--bc-ink);
}
.short-answer p{margin:0}

/* ========== Cards grid ========== */
.card-grid{display:grid;gap:20px}
.card-grid--3{grid-template-columns:repeat(3,1fr)}
.card-grid--4{grid-template-columns:repeat(4,1fr)}
.card-grid--2{grid-template-columns:repeat(2,1fr)}

.card{
  background:#fff;border:1px solid var(--bc-line);
  border-radius:var(--bc-radius);padding:26px 22px;
  transition:transform var(--bc-dur) var(--bc-ease),box-shadow var(--bc-dur) var(--bc-ease),border-color var(--bc-dur) var(--bc-ease);
  display:flex;flex-direction:column;gap:8px;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--bc-shadow);border-color:var(--bc-navy)}
.card-icon{
  width:44px;height:44px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(0,51,160,.1);color:var(--bc-navy);
  margin-bottom:6px;
}
.card-icon svg{width:22px;height:22px}
.card--amber-icon .card-icon{background:rgba(245,158,11,.16);color:var(--bc-amber-deep)}
.card h3{margin:0 0 4px}
.card p{margin:0;color:var(--bc-slate);font-size:.96rem}

.card-stat{
  font-family:var(--bc-font-display);font-weight:700;font-size:1.2rem;
  color:var(--bc-navy);margin-top:6px;
}

.card--link{display:block;text-decoration:none;color:inherit}
.card--link:hover{color:inherit}
.card--link h3{color:var(--bc-navy);transition:color var(--bc-dur) var(--bc-ease)}
.card--link:hover h3{color:var(--bc-amber-deep)}
.card-border-amber{border-top:3px solid var(--bc-amber)}
.card-border-navy{border-top:3px solid var(--bc-navy)}

/* ========== Survival Matrix (UNIQUE dark navy 3-part section) ========== */
.matrix{padding-block:clamp(56px,8vw,100px)}
.matrix-part{margin-bottom:clamp(40px,5vw,64px)}
.matrix-part:last-child{margin-bottom:0}
.matrix-part-head{
  display:flex;align-items:baseline;gap:14px;
  margin-bottom:clamp(20px,3vw,32px);flex-wrap:wrap;
}
.matrix-part-num{
  font-family:var(--bc-font-display);font-weight:800;font-size:.95rem;
  letter-spacing:.12em;color:var(--bc-amber-glow);
  background:rgba(245,158,11,.18);padding:5px 14px;border-radius:999px;
}
.matrix-part-title{
  font-family:var(--bc-font-display);font-weight:700;font-size:clamp(1.3rem,2vw,1.8rem);
  color:#fff;margin:0;flex:1;min-width:260px;
}
.matrix-part-sub{color:rgba(255,255,255,.72);font-size:.98rem;margin:0;max-width:560px}

/* Part 01 — UV Lifespan Showdown */
.uv-arena{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--bc-radius-lg);padding:clamp(24px,3vw,40px);
}
.uv-track-wrap{margin-bottom:22px}
.uv-track-labels{
  display:flex;justify-content:space-between;align-items:end;
  margin-bottom:8px;font-family:var(--bc-font-display);
  font-size:.78rem;color:rgba(255,255,255,.7);font-weight:600;
}
.uv-track-labels strong{color:var(--bc-amber-glow);font-weight:700}
.uv-track{
  position:relative;height:18px;border-radius:10px;
  background:linear-gradient(90deg,#dc2626 0%,#f97316 12%,#fbbf24 25%,#84cc16 50%,#22c55e 75%,#16a34a 100%);
  margin-bottom:8px;
}
.uv-marker{
  position:absolute;top:-6px;bottom:-6px;width:2px;
  background:#fff;border-radius:1px;
}
.uv-marker-label{
  position:absolute;top:-32px;left:50%;transform:translateX(-50%);
  font-family:var(--bc-font-display);font-weight:600;font-size:.74rem;
  color:#fff;background:rgba(0,0,0,.5);padding:2px 8px;border-radius:4px;
  white-space:nowrap;
}
.uv-years{display:flex;justify-content:space-between;font-family:var(--bc-font-display);font-size:.72rem;color:rgba(255,255,255,.55);font-weight:500}

.uv-compare{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}
.uv-compare-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--bc-radius);padding:18px 16px;text-align:center;
}
.uv-compare-card.is-winner{
  background:linear-gradient(180deg,rgba(245,158,11,.18) 0%,rgba(245,158,11,.06) 100%);
  border-color:rgba(245,158,11,.4);
}
.uv-compare-name{font-family:var(--bc-font-display);font-weight:600;font-size:.92rem;color:#fff;margin-bottom:6px}
.uv-compare-life{
  font-family:var(--bc-font-display);font-weight:800;font-size:1.5rem;
  color:var(--bc-amber-glow);line-height:1.1;margin-bottom:4px;
}
.uv-compare-card:not(.is-winner) .uv-compare-life{color:rgba(255,255,255,.8)}
.uv-compare-note{font-size:.78rem;color:rgba(255,255,255,.65)}

/* Part 02 — Temperature Envelope */
.env-arena{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--bc-radius-lg);padding:clamp(24px,3vw,40px);
}
.env-big-track{margin-bottom:26px}
.env-bt-labels{
  display:flex;justify-content:space-between;align-items:end;
  margin-bottom:8px;font-family:var(--bc-font-display);
  font-size:.78rem;color:rgba(255,255,255,.7);font-weight:600;
}
.env-bt-labels strong{color:var(--bc-amber-glow);font-weight:700}
.env-bt-track{
  position:relative;height:22px;border-radius:11px;
  background:linear-gradient(90deg,#1e3a8a 0%,#3b82f6 14%,#22c55e 35%,#fbbf24 60%,#f97316 80%,#dc2626 100%);
  margin-bottom:10px;
}
.env-bt-safe{
  position:absolute;top:-4px;bottom:-4px;
  left:0%;right:0%;
  border:2px dashed var(--bc-amber-glow);border-radius:11px;
  pointer-events:none;
}
.env-bt-ticks{display:flex;justify-content:space-between;font-family:var(--bc-font-display);font-size:.74rem;color:rgba(255,255,255,.65);font-weight:500}

.env-zones{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.env-zone{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--bc-radius);padding:14px 12px;text-align:center;
}
.env-zone.is-no{opacity:.55}
.env-zone-temp{font-family:var(--bc-font-display);font-weight:800;font-size:1.05rem;color:var(--bc-amber-glow);margin-bottom:2px}
.env-zone-name{font-size:.82rem;color:#fff;font-weight:600;margin-bottom:4px}
.env-zone-flag{font-size:.7rem;color:rgba(255,255,255,.6);font-family:var(--bc-font-display);font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.env-zone.is-ok .env-zone-flag{color:var(--bc-good)}
.env-zone.is-no .env-zone-flag{color:#fca5a5}

/* Part 03 — Surface Adaptability */
.surface-arena{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.surface-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--bc-radius);padding:20px 16px;text-align:center;
}
.surface-viz{
  height:74px;margin-bottom:12px;position:relative;
  display:flex;align-items:center;justify-content:center;
}
.surface-name{font-family:var(--bc-font-display);font-weight:600;font-size:.94rem;color:#fff;margin-bottom:4px}
.surface-note{font-size:.76rem;color:rgba(255,255,255,.65);line-height:1.4}

/* Flat surface */
.sv-flat{width:70%;height:8px;background:linear-gradient(180deg,#cbd5e1,#94a3b8);border-radius:2px;box-shadow:0 8px 0 -4px rgba(255,255,255,.1)}
/* Curved surface */
.sv-curved{width:70%;height:34px;background:linear-gradient(180deg,#cbd5e1,#94a3b8);border-radius:50% / 100% 100% 0 0}
/* Textured surface */
.sv-textured{width:70%;height:14px;background:repeating-linear-gradient(90deg,#cbd5e1 0,#cbd5e1 6px,#94a3b8 6px,#94a3b8 12px);border-radius:2px}
/* Cylinder */
.sv-cyl{width:30%;height:50px;background:linear-gradient(90deg,#94a3b8 0%,#e2e8f0 50%,#94a3b8 100%);border-radius:50% / 18%;box-shadow:inset 0 -8px 0 rgba(0,0,0,.1)}

.surface-label{
  display:inline-flex;align-items:center;gap:4px;
  font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--bc-amber-glow);background:rgba(245,158,11,.16);
  padding:3px 8px;border-radius:999px;margin-top:6px;
}

/* ========== Spec table ========== */
.spec-wrap{overflow-x:auto;border-radius:var(--bc-radius);box-shadow:var(--bc-shadow-sm);border:1px solid var(--bc-line)}
.spec-table{width:100%;border-collapse:collapse;background:#fff;min-width:520px}
.spec-table th,.spec-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--bc-line);font-size:.96rem}
.spec-table thead{background:var(--bc-navy);color:#fff}
.spec-table thead th{font-family:var(--bc-font-display);font-weight:600;font-size:.88rem;letter-spacing:.04em}
.spec-table tbody tr:hover{background:var(--bc-mist)}
.spec-table td:first-child{font-weight:600;color:var(--bc-navy);background:var(--bc-pearl);width:38%}
.spec-table tbody tr:last-child td{border-bottom:none}

/* ========== Decision table ========== */
.decision-table th,.decision-table td{font-size:.95rem}
.decision-table td:first-child{background:var(--bc-sand);color:var(--bc-ink)}

/* ========== Honest limitations ========== */
.limitations-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.lim-card{
  background:#fff;border:1px solid var(--bc-line);
  border-top:3px solid var(--bc-bad);
  border-radius:var(--bc-radius);padding:22px 20px;
}
.lim-card-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.lim-card-icon{
  width:36px;height:36px;border-radius:10px;
  background:rgba(220,38,38,.1);color:var(--bc-bad);
  display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;
}
.lim-card-icon svg{width:20px;height:20px}
.lim-card h3{margin:0;font-size:1rem}
.lim-card p{margin:0;color:var(--bc-slate);font-size:.92rem}
.lim-card-alt{
  margin-top:10px;font-size:.84rem;color:var(--bc-navy);font-weight:600;
  display:inline-flex;align-items:center;gap:6px;
}

/* ========== Why Us band ========== */
.why-band{padding-block:clamp(48px,7vw,80px)}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:32px}
.why-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--bc-radius);padding:24px 20px;text-align:center;
}
.why-num{font-family:var(--bc-font-display);font-weight:800;font-size:clamp(1.8rem,3vw,2.6rem);color:var(--bc-amber-glow);line-height:1.1;margin-bottom:6px}
.why-label{font-size:.9rem;color:rgba(255,255,255,.78);font-weight:500}
.why-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 18px;background:rgba(245,158,11,.18);color:var(--bc-amber-glow);
  border-radius:999px;font-family:var(--bc-font-display);font-weight:600;font-size:.85rem;
  margin-top:8px;
}

/* ========== Sample banner ========== */
.sample-banner{
  background:linear-gradient(135deg,var(--bc-navy) 0%,var(--bc-navy-ink) 100%);
  color:#fff;border-radius:var(--bc-radius-lg);
  padding:clamp(28px,4vw,48px);
  display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
  box-shadow:var(--bc-shadow-navy);
}
.sample-banner h2{color:#fff;margin-bottom:10px}
.sample-banner p{color:rgba(255,255,255,.78);margin:0}
.sample-price-card{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--bc-radius);padding:22px;text-align:center;backdrop-filter:blur(8px);
}
.sample-price{font-family:var(--bc-font-display);font-weight:800;font-size:2.6rem;color:var(--bc-amber-glow);line-height:1}
.sample-label{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.7);margin:6px 0 16px;display:block}

/* ========== FAQ ========== */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--bc-line);
  border-radius:var(--bc-radius);margin-bottom:12px;overflow:hidden;
  transition:box-shadow var(--bc-dur) var(--bc-ease),border-color var(--bc-dur) var(--bc-ease);
}
.faq-item[open]{box-shadow:var(--bc-shadow);border-color:var(--bc-navy)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-family:var(--bc-font-display);font-weight:600;font-size:1rem;color:var(--bc-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--bc-navy)}
.faq-q-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:rgba(0,51,160,.1);color:var(--bc-navy);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform var(--bc-dur) var(--bc-ease),background var(--bc-dur) var(--bc-ease);
}
.faq-item[open] .faq-q-icon{background:var(--bc-amber);color:#fff;transform:rotate(45deg)}
.faq-q-icon svg{width:14px;height:14px}
.faq-a{padding:0 22px 22px;color:var(--bc-slate);font-size:.96rem}
.faq-a p{margin:0}

/* ========== CTA band ========== */
.cta-band{
  background:linear-gradient(135deg,var(--bc-amber) 0%,var(--bc-amber-deep) 100%);
  color:var(--bc-ink);
  padding-block:clamp(40px,6vw,68px);
  text-align:center;
}
.cta-band h2{color:var(--bc-ink);margin-bottom:.3em}
.cta-band p{color:rgba(15,23,42,.78);max-width:600px;margin:0 auto 24px;font-size:1.05rem}
.cta-band .btn--primary{background:var(--bc-navy);color:#fff}
.cta-band .btn--primary:hover{background:var(--bc-navy-ink)}
.cta-band .btn--outline{color:var(--bc-ink);border-color:var(--bc-ink)}
.cta-band .btn--outline:hover{background:var(--bc-ink);color:#fff}
.cta-band-buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ========== Footer ========== */
.site-footer{background:var(--bc-navy-night);color:rgba(255,255,255,.78);padding-block:56px 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:32px;margin-bottom:40px}
.footer-brand .brand{color:#fff}
.footer-brand p{font-size:.92rem;margin-top:14px;max-width:280px}
.footer-col h4{font-family:var(--bc-font-display);font-weight:600;font-size:.88rem;letter-spacing:.08em;text-transform:uppercase;color:var(--bc-amber-glow);margin:0 0 14px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.footer-col a{color:rgba(255,255,255,.78);font-size:.92rem}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  font-size:.84rem;color:rgba(255,255,255,.55);
}

/* ========== Sticky CTA ========== */
.sticky-cta{
  position:fixed;left:50%;bottom:20px;transform:translateX(-50%) translateY(120%);
  z-index:80;opacity:0;pointer-events:none;
  transition:transform .45s var(--bc-ease),opacity var(--bc-dur) var(--bc-ease);
  background:#fff;border-radius:999px;padding:8px;box-shadow:var(--bc-shadow-lg);
  display:flex;gap:6px;border:1px solid var(--bc-line);
  max-width:calc(100vw - 32px);
}
.sticky-cta.is-visible{transform:translateX(-50%) translateY(0);opacity:1;pointer-events:auto}
.sticky-cta .btn{padding:10px 18px;font-size:.88rem}

/* ========== Reveal animation ========== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--bc-ease),transform .7s var(--bc-ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.1s}
.reveal[data-delay="2"]{transition-delay:.2s}
.reveal[data-delay="3"]{transition-delay:.3s}

/* ========== Responsive ========== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .uv-compare{grid-template-columns:repeat(2,1fr)}
  .env-zones{grid-template-columns:repeat(3,1fr)}
  .surface-arena{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:900px){
  .nav-menu{
    position:fixed;top:64px;left:0;right:0;
    flex-direction:column;background:#fff;
    padding:18px var(--bc-pad);gap:4px;
    border-bottom:1px solid var(--bc-line);
    transform:translateY(-110%);opacity:0;pointer-events:none;
    transition:transform .4s var(--bc-ease),opacity var(--bc-dur) var(--bc-ease);
    z-index:85;align-items:stretch;
  }
  .nav-menu.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-menu a{padding:12px 14px;border-radius:8px}
  .nav-cta{margin:8px 0 0}
  .nav-toggle{display:inline-flex}
  .card-grid--3,.card-grid--4{grid-template-columns:repeat(2,1fr)}
  .limitations-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(3,1fr);gap:22px}
  .sample-banner{grid-template-columns:1fr;gap:20px}
}
@media (max-width:768px){
  .hero h1{font-size:2rem}
  .gauntlet-grid{grid-template-columns:1fr;gap:10px}
  .gcard{padding:14px 10px}
  .gcard-viz{height:70px;margin-bottom:8px}
  .uv-compare{grid-template-columns:1fr}
  .env-zones{grid-template-columns:repeat(2,1fr)}
  .surface-arena{grid-template-columns:repeat(2,1fr)}
  .card-grid--3,.card-grid--4,.card-grid--2{grid-template-columns:1fr}
  .limitations-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:520px){
  :root{--bc-pad:18px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .matrix-part-head{flex-direction:column;align-items:flex-start;gap:6px}
  .why-grid{grid-template-columns:1fr}
  .sticky-cta{flex-direction:column;border-radius:18px;width:calc(100vw - 32px);max-width:none}
  .sticky-cta .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  .reveal{opacity:1;transform:none}
}