/* ============================================
   VapeRisk — Shared chrome + tokens
   Used by all non-home pages
   ============================================ */

/* RESET */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:17px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Helvetica Neue',Arial,sans-serif;
  background:#0a0a0a;color:#f5f5f7;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
ul{list-style:none}
button{cursor:pointer;font-family:inherit;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit}

/* TOKENS */
:root{
  --bg:#0a0a0a;--bg2:#111;--bg3:#1a1a1a;
  --fg:#f5f5f7;--fg2:#8e8e93;--fg3:#636366;
  --accent:#3b9eff;--accent-h:#5aadff;--accent-bg:rgba(59,158,255,.12);
  --warn:#f5a524;--warn-bg:rgba(245,165,36,.12);
  --good:#22c55e;--good-bg:rgba(34,197,94,.12);
  --bad:#ef4444;--bad-bg:rgba(239,68,68,.12);
  --gold:#c9a227;--silver:#8a8a8a;--bronze:#b06a40;
  --border:rgba(255,255,255,.08);--border-l:rgba(255,255,255,.05);
  --shadow-sm:0 2px 12px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.05);
  --shadow-md:0 4px 24px rgba(0,0,0,.6),0 0 20px rgba(59,158,255,.06);
  --shadow-lg:0 8px 40px rgba(0,0,0,.7),0 0 40px rgba(59,158,255,.10);
  --ease:cubic-bezier(.25,.1,.25,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --max:1120px;--max-narrow:760px;
  --r:12px;--rl:18px;--rx:24px;--pill:980px;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}

/* SMOKE CANVAS */
#smoke-canvas{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}

/* NICOTINE BAR */
.nic-bar{
  background:rgba(255,255,255,.04);border-bottom:1px solid var(--border-l);
  text-align:center;font-size:.7rem;color:var(--fg3);
  padding:.45rem 1rem;letter-spacing:.01em;position:relative;z-index:100;
}

/* NAV */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,10,10,.82);
  backdrop-filter:blur(24px) saturate(180%);
  -webkit-backdrop-filter:blur(24px) saturate(180%);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s var(--ease);
}
.site-header.scrolled{box-shadow:0 1px 30px rgba(0,0,0,.5)}
.nav-inner{max-width:var(--max);margin:0 auto;padding:0 2rem;
  display:flex;align-items:center;height:52px;gap:2rem}
.nav-logo{font-size:1.1rem;font-weight:700;letter-spacing:-.03em;color:var(--fg);flex-shrink:0}
.nav-logo span{color:var(--accent)}
.main-nav>ul{display:flex;align-items:center;gap:0}
.main-nav>ul>li>a{
  display:block;padding:0 .85rem;font-size:.8rem;font-weight:500;
  color:var(--fg2);line-height:52px;white-space:nowrap;
  transition:color .15s var(--ease);
}
.main-nav>ul>li>a:hover,.main-nav>ul>li>a.active{color:var(--fg)}
.nav-right{display:flex;align-items:center;gap:.6rem;margin-left:auto;flex-shrink:0}
.nav-search{
  display:flex;align-items:center;gap:.4rem;
  padding:.4rem .75rem;border-radius:var(--pill);
  background:rgba(255,255,255,.05);border:1px solid var(--border);
  font-size:.75rem;color:var(--fg3);min-width:200px;
  transition:all .18s var(--ease);
}
.nav-search:hover{border-color:rgba(59,158,255,.25);color:var(--fg2)}
.nav-search svg{width:13px;height:13px;flex-shrink:0;opacity:.6}
.nav-search kbd{
  margin-left:auto;font-family:var(--mono);font-size:.62rem;
  padding:1px 5px;border-radius:4px;background:rgba(255,255,255,.06);
  border:1px solid var(--border);color:var(--fg3);
}
.nav-cta{
  padding:.42rem .95rem;background:var(--accent);color:#fff;
  border-radius:var(--pill);font-size:.78rem;font-weight:600;
  transition:all .2s var(--ease);
}
.nav-cta:hover{background:var(--accent-h);transform:scale(1.02)}

/* LAYOUT */
.container{max-width:var(--max);margin:0 auto;padding:0 2rem;position:relative;z-index:1}
.container-narrow{max-width:var(--max-narrow);margin:0 auto;padding:0 2rem;position:relative;z-index:1}
.section{padding:3rem 0;position:relative;z-index:1}
.section-tight{padding:1.75rem 0;position:relative;z-index:1}
.section-alt{background:rgba(255,255,255,.02)}

/* TYPE PRIMITIVES */
.section-label{font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:.6rem;font-family:var(--mono)}
.section-title{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;letter-spacing:-.04em;line-height:1.12;margin-bottom:.65rem}
.section-title em{font-style:italic;color:var(--accent)}
.section-subtitle{font-size:1rem;color:var(--fg2);line-height:1.65;max-width:560px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:1.6rem;gap:1rem;flex-wrap:wrap}

.link-all{font-size:.84rem;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:.3rem;transition:gap .18s var(--ease)}
.link-all:hover{gap:.5rem}
.link-all::after{content:'→'}

/* BREADCRUMB */
.breadcrumb{
  display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;
  font-size:.74rem;color:var(--fg3);margin-bottom:1.4rem;
  font-family:var(--mono);letter-spacing:.02em;
}
.breadcrumb a{color:var(--fg3);transition:color .15s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .here{color:var(--fg2)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.78rem 1.5rem;border-radius:var(--pill);font-size:.9rem;font-weight:600;transition:all .2s var(--ease);cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-h);transform:scale(1.02);box-shadow:0 4px 20px rgba(59,158,255,.35)}
.btn-secondary{background:rgba(255,255,255,.08);color:var(--fg);border:1px solid var(--border)}
.btn-secondary:hover{background:rgba(255,255,255,.13);transform:scale(1.01)}
.btn-ghost{background:transparent;color:var(--fg2);border:1px solid var(--border)}
.btn-ghost:hover{color:var(--fg);border-color:rgba(255,255,255,.2)}
.btn-sm{padding:.4rem .9rem;font-size:.78rem}

/* CHIPS / FILTERS */
.chip-row{display:flex;flex-wrap:wrap;gap:.45rem;align-items:center}
.chip-row-label{font-size:.66rem;font-weight:700;letter-spacing:.1em;color:var(--fg3);text-transform:uppercase;margin-right:.5rem;font-family:var(--mono)}
.chip{
  display:inline-flex;align-items:center;gap:.35rem;
  padding:.4rem .85rem;border-radius:var(--pill);
  background:rgba(255,255,255,.04);border:1px solid var(--border);
  font-size:.78rem;font-weight:500;color:var(--fg2);
  transition:all .15s var(--ease);cursor:pointer;
}
.chip:hover{color:var(--fg);border-color:rgba(255,255,255,.18)}
.chip.active{background:var(--accent-bg);border-color:rgba(59,158,255,.4);color:#7dc4ff;font-weight:600}
.chip .count{font-family:var(--mono);font-size:.7rem;opacity:.7}
.chip .x{font-size:.85rem;line-height:0;opacity:.6;margin-left:.15rem}
.chip:hover .x{opacity:1}

/* SHARED CARD STYLES used across pages */
.card{
  background:var(--bg2);border:1px solid var(--border);
  border-radius:var(--rl);box-shadow:var(--shadow-sm);
  transition:all .25s var(--ease);
}
.card:hover{box-shadow:var(--shadow-md);border-color:rgba(59,158,255,.2)}

/* PAGE HERO (compact) */
.page-hero{
  padding:1.4rem 0 1.2rem;border-bottom:1px solid var(--border);
  position:relative;z-index:1;
}
.page-hero h1{
  font-size:clamp(1.7rem,3vw,2.3rem);font-weight:800;letter-spacing:-.04em;
  line-height:1.1;margin-bottom:.45rem;
}
.page-hero h1 em{font-style:italic;color:var(--accent)}
.page-hero .lede{font-size:.95rem;color:var(--fg2);max-width:600px;line-height:1.6}
.page-hero-row{display:flex;align-items:flex-end;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.page-hero-meta{display:flex;align-items:center;gap:1.25rem;font-size:.74rem;color:var(--fg3);font-family:var(--mono);letter-spacing:.02em}
.page-hero-meta b{color:var(--fg);font-weight:700;margin-right:.25rem}

/* SCORE / RATING PRIMITIVES */
.score-pill{
  display:inline-flex;align-items:baseline;gap:.2rem;
  background:var(--accent);color:#fff;border-radius:var(--pill);
  padding:.18rem .55rem;font-size:.75rem;font-weight:700;font-family:var(--mono);
}
.score-pill.s-9{background:#22c55e}
.score-pill.s-8{background:var(--accent)}
.score-pill.s-7{background:#f5a524;color:#1a1300}
.score-pill.s-6{background:#737373}

/* FOOTER */
.site-footer{background:var(--bg2);border-top:1px solid var(--border);padding:2.5rem 0 1.5rem;position:relative;z-index:1;margin-top:3rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:2.5rem}
.footer-logo{font-size:1.1rem;font-weight:700;letter-spacing:-.03em;color:var(--fg);margin-bottom:.65rem}
.footer-logo span{color:var(--accent)}
.footer-tagline{font-size:.8rem;color:var(--fg2);line-height:1.65;max-width:240px;margin-bottom:.85rem}
.footer-note{font-size:.68rem;color:var(--fg3);line-height:1.55}
.footer-col h4{font-size:.75rem;font-weight:700;color:var(--fg);margin-bottom:.75rem;letter-spacing:-.01em}
.footer-col ul{display:flex;flex-direction:column;gap:.45rem}
.footer-col a{font-size:.78rem;color:var(--fg2);transition:color .15s}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--border);padding-top:1.5rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.65rem;align-items:center}
.footer-copy{font-size:.75rem;color:var(--fg3)}
.footer-links{display:flex;gap:1.25rem}
.footer-links a{font-size:.75rem;color:var(--fg3);transition:color .15s}
.footer-links a:hover{color:var(--accent)}

/* IMAGE PLACEHOLDERS */
.img-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:2rem;opacity:.18;color:var(--fg)}
.img-ph svg{opacity:.65}

/* ENTRANCE */
.fade-in{opacity:0;transform:translateY(18px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* RESPONSIVE BASE */
@media(max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .main-nav{display:none}
  .nav-search{min-width:0;width:38px;padding:.4rem;justify-content:center}
  .nav-search span,.nav-search kbd{display:none}
}
@media(max-width:640px){
  .footer-grid{grid-template-columns:1fr}
  .container,.container-narrow{padding:0 1.25rem}
}