/* ==========================================================================
   VAPEXXL — Design System
   Built to the spec in "网站建设完整教程" Part 8.1
   Palette / fonts / radii are frozen here. Every page uses ONLY these values.
   ========================================================================== */

/* ---------- 1. Design tokens --------------------------------------------- */
:root{
  /* Colour — 60 / 30 / 10 */
  --navy:        #0A1730;   /* 主色 60% — header, footer, hero            */
  --navy-90:     #0E1F3E;
  --navy-70:     #16294C;
  --navy-line:   #22365C;
  --bg:          #F6F8FB;   /* 底色 30% — never pure white                */
  --paper:       #FFFFFF;   /* cards / inputs on the light canvas         */
  --accent:      #C9A227;   /* 强调色 10% — ON DARK ONLY (7.37:1)         */
  --accent-ink:  #8A6D12;   /* gold for light backgrounds (4.61:1)        */
  --accent-wash: #FBF3DC;

  /* Text */
  --text:        #0D1526;   /* 正文 — near-black, never #000              */
  --text-2:      #5A6780;   /* 次级 (5.05:1 on --bg)                      */
  --text-3:      #8B96AA;   /* 仅用于装饰性/大字号                        */
  --on-navy:     #E8ECF4;
  --on-navy-2:   #A9B5CB;

  /* Semantic */
  --ok:          #1F6B45;
  --ok-wash:     #E7F3EC;
  --warn:        #9A3412;
  --warn-wash:   #FDEEE6;
  --info:        #1E4C8A;
  --info-wash:   #E8F0FB;

  /* Radii — 定一套就不再改 */
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 10px;

  /* Type */
  --ff-display: 'Archivo', 'Segoe UI', system-ui, sans-serif;
  --ff-body:    'IBM Plex Sans', 'Segoe UI', system-ui, sans-serif;
  --ff-mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* Space */
  --wrap: 1220px;
  --gut: 24px;
  --sect: 84px;

  /* Hairline */
  --rule: #DDE3EC;
  --rule-strong: #C4CDDB;
  --rule-navy: rgba(255,255,255,.14);

  --shadow-1: 0 1px 2px rgba(10,23,48,.06), 0 1px 1px rgba(10,23,48,.04);
  --shadow-2: 0 8px 28px rgba(10,23,48,.10);
}

/* ---------- 2. Reset ------------------------------------------------------ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--ff-body);
  font-size:16px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--accent-ink);outline-offset:2px;border-radius:2px}
[hidden]{display:none !important}

/* ---------- 3. Typography ------------------------------------------------- */
h1,h2,h3,h4,.display{font-family:var(--ff-display);font-weight:700;line-height:1.12;letter-spacing:-.015em}
h1{font-size:clamp(34px,4.4vw,58px)}
h2{font-size:clamp(26px,3vw,38px)}
h3{font-size:clamp(19px,2vw,23px);font-weight:600;letter-spacing:-.01em}
h4{font-size:17px;font-weight:600;letter-spacing:0}

.eyebrow{
  font-family:var(--ff-mono);
  font-size:12px;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-ink);
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:currentColor;flex:none}
.eyebrow.on-navy{color:var(--accent)}

.lede{font-size:18px;line-height:1.65;color:var(--text-2);max-width:62ch}
.muted{color:var(--text-2)}
.small{font-size:13.5px}
.tiny{font-size:12.5px}
.num{font-family:var(--ff-mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* ---------- 4. Layout ----------------------------------------------------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.wrap-wide{max-width:1420px}
.sect{padding:var(--sect) 0}
.sect-tight{padding:56px 0}
.sect-rule{border-top:1px solid var(--rule)}
.bg-paper{background:var(--paper)}
.bg-navy{background:var(--navy);color:var(--on-navy)}
.bg-navy h1,.bg-navy h2,.bg-navy h3,.bg-navy h4{color:#fff}

.sect-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px;flex-wrap:wrap}
.sect-head .lede{margin-top:12px}

/* ---------- 5. Buttons ---------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:46px;padding:0 22px;
  border:1px solid transparent;border-radius:var(--r-md);
  font-family:var(--ff-body);font-size:15px;font-weight:600;
  cursor:pointer;transition:background .16s,border-color .16s,color .16s,transform .16s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#211A00;border-color:var(--accent)}
.btn-primary:hover{background:#D8B33C}
.btn-navy{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-navy:hover{background:var(--navy-70)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--rule-strong)}
.btn-ghost:hover{border-color:var(--navy);background:rgba(10,23,48,.03)}
.btn-on-navy{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-on-navy:hover{background:rgba(255,255,255,.08);border-color:#fff}
.btn-lg{min-height:54px;padding:0 30px;font-size:16px}
.btn-block{width:100%}
.btn-sm{min-height:38px;padding:0 15px;font-size:14px}

.link-arrow{
  display:inline-flex;align-items:center;gap:7px;
  font-weight:600;font-size:15px;color:var(--navy);
  border-bottom:1px solid var(--rule-strong);padding-bottom:2px;
}
.link-arrow:hover{border-color:var(--navy);gap:11px}
.link-arrow svg{transition:transform .16s}

/* ---------- 6. Badges / pills -------------------------------------------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 9px;border-radius:var(--r-sm);
  font-family:var(--ff-mono);font-size:11.5px;font-weight:500;
  letter-spacing:.04em;text-transform:uppercase;
  border:1px solid var(--rule-strong);color:var(--text-2);background:var(--paper);
}
.pill-ok{background:var(--ok-wash);color:var(--ok);border-color:#BEDCCB}
.pill-warn{background:var(--warn-wash);color:var(--warn);border-color:#F0C9B4}
.pill-info{background:var(--info-wash);color:var(--info);border-color:#C3D5F0}
.pill-gold{background:var(--accent-wash);color:var(--accent-ink);border-color:#EBDCA4}
.pill-18{background:var(--navy);color:#fff;border-color:var(--navy);font-weight:600}

/* ---------- 7. Trust bar -------------------------------------------------- */
.trustbar{background:var(--navy);color:var(--on-navy-2);border-bottom:1px solid var(--rule-navy)}
.trustbar .wrap{display:flex;align-items:center;gap:14px;min-height:38px;flex-wrap:wrap;font-size:12.5px}
.trustbar .t{display:flex;align-items:center;gap:7px;white-space:nowrap}
.trustbar .t svg{flex:none;opacity:.85}
.trustbar .dot{width:3px;height:3px;border-radius:50%;background:var(--navy-line);flex:none}
.trustbar .push{margin-left:auto}
.trustbar a{color:var(--accent);font-weight:500}
.trustbar a:hover{text-decoration:underline}

/* ---------- 8. Header ----------------------------------------------------- */
.hdr{background:var(--navy)}
.hdr-sticky{position:sticky;top:0;z-index:60;background:var(--navy);box-shadow:0 1px 0 rgba(255,255,255,.06)}
.hdr-row{display:flex;align-items:center;gap:26px;min-height:70px}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo-mark{width:30px;height:30px;flex:none}
.logo-txt{font-family:var(--ff-display);font-weight:700;font-size:21px;letter-spacing:-.02em;color:#fff}
.logo-txt em{font-style:normal;color:var(--accent)}

.nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav > li{position:relative}
.nav a.nav-link{
  display:flex;align-items:center;gap:6px;
  padding:9px 12px;border-radius:var(--r-sm);
  font-size:14.5px;font-weight:500;color:var(--on-navy);
}
.nav a.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav a.nav-link[aria-current="page"]{color:#fff}
.nav a.nav-link[aria-current="page"]::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;background:var(--accent);
}
.dropdown{
  position:absolute;top:calc(100% + 8px);left:0;min-width:280px;
  background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-lg);
  box-shadow:var(--shadow-2);padding:8px;
  opacity:0;visibility:hidden;transform:translateY(-4px);transition:.16s;
}
.nav li:hover .dropdown,.nav li:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{
  display:block;padding:9px 12px;border-radius:var(--r-sm);
  font-size:14.5px;color:var(--text);
}
.dropdown a small{display:block;color:var(--text-2);font-size:12.5px;line-height:1.45;margin-top:1px}
.dropdown a:hover{background:var(--bg)}
.dropdown .dd-rule{height:1px;background:var(--rule);margin:6px 4px}

.hdr-tools{display:flex;align-items:center;gap:6px;margin-left:auto;flex:none}
.icon-btn{
  width:40px;height:40px;display:grid;place-items:center;
  border:1px solid transparent;border-radius:var(--r-md);
  color:var(--on-navy);background:transparent;cursor:pointer;position:relative;
}
.icon-btn:hover{background:rgba(255,255,255,.09);color:#fff}
.icon-btn .count{
  position:absolute;top:3px;right:3px;min-width:17px;height:17px;padding:0 4px;
  background:var(--accent);color:#211A00;border-radius:9px;
  font-family:var(--ff-mono);font-size:11px;font-weight:600;
  display:grid;place-items:center;
}
.burger{display:none}

/* Mobile drawer */
.drawer{
  display:none;background:var(--navy);border-top:1px solid var(--rule-navy);
  padding:10px var(--gut) 22px;
}
.drawer.open{display:block}
.drawer a{
  display:block;padding:12px 2px;border-bottom:1px solid var(--rule-navy);
  color:var(--on-navy);font-size:16px;
}
.drawer .drawer-cta{margin-top:16px;display:grid;gap:10px}

/* ---------- 9. Hero (asymmetric — Part 8.2 #3) ---------------------------- */
.hero{background:var(--navy);color:var(--on-navy);position:relative;overflow:hidden}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(105deg,transparent 42%,#000 100%);
}
.hero-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center;
  padding:74px 0 78px;
}
.hero h1{color:#fff;margin:20px 0 18px;max-width:16ch}
.hero h1 .hl{color:var(--accent)}
.hero .lede{color:var(--on-navy-2);font-size:17.5px;max-width:52ch}
.hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero-note{
  margin-top:26px;padding-top:20px;border-top:1px solid var(--rule-navy);
  display:flex;gap:26px;flex-wrap:wrap;
}
.hero-note .n{display:flex;flex-direction:column;gap:2px}
.hero-note .n b{font-family:var(--ff-mono);font-size:20px;font-weight:500;color:#fff}
.hero-note .n span{font-size:12.5px;color:var(--on-navy-2)}

/* Hero proof panel — replaces the generic "3 cards" pattern */
.proof{
  background:rgba(255,255,255,.045);
  border:1px solid var(--rule-navy);border-radius:var(--r-lg);
  backdrop-filter:blur(2px);overflow:hidden;
}
.proof-top{
  padding:16px 20px;border-bottom:1px solid var(--rule-navy);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.proof-top .lbl{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--on-navy-2)}
.proof-body{padding:6px 20px 18px}
.prow{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:13px 0;border-bottom:1px solid var(--rule-navy);
}
.prow:last-child{border-bottom:0}
.prow .k{font-size:14px;color:var(--on-navy-2)}
.prow .v{font-family:var(--ff-mono);font-size:17px;color:#fff;text-align:right}
.prow .v small{font-size:12.5px;color:var(--on-navy-2);display:block;font-family:var(--ff-body)}
.proof-foot{
  padding:13px 20px;border-top:1px solid var(--rule-navy);
  background:rgba(201,162,39,.09);
  font-size:13px;color:var(--on-navy);display:flex;gap:9px;align-items:flex-start;
}
.proof-foot svg{flex:none;margin-top:3px;color:var(--accent)}

/* stat strip under hero */
.strip{background:var(--navy-90);border-top:1px solid var(--rule-navy)}
.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule-navy)}
.strip .cell{background:var(--navy);padding:24px 26px}
.strip .cell b{display:block;font-family:var(--ff-mono);font-size:26px;font-weight:500;color:var(--accent);letter-spacing:-.02em}
.strip .cell span{display:block;margin-top:5px;font-size:13px;color:var(--on-navy-2)}

/* ---------- 10. Value props — one hairline block (Part 8.2 #4) ----------- */
.props{
  border:1px solid var(--rule);border-radius:var(--r-lg);background:var(--paper);
  display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;
}
.props .p{padding:28px 26px;border-right:1px solid var(--rule)}
.props .p:last-child{border-right:0}
.props .p .ic{color:var(--accent-ink);margin-bottom:14px}
.props .p h4{margin-bottom:7px}
.props .p p{font-size:14px;color:var(--text-2);line-height:1.6}

/* ---------- 11. Category nav --------------------------------------------- */
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:var(--r-lg);overflow:hidden}
.cat{
  background:var(--paper);padding:24px;display:flex;flex-direction:column;gap:16px;
  min-height:186px;transition:background .16s;
}
.cat:hover{background:#FCFDFF}
.cat .ci{width:44px;height:44px;border-radius:var(--r-md);background:var(--bg);display:grid;place-items:center;color:var(--navy);border:1px solid var(--rule)}
.cat h4{font-family:var(--ff-display);font-size:17px}
.cat p{font-size:13px;color:var(--text-2);line-height:1.55}
.cat .go{margin-top:auto;font-family:var(--ff-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-ink);display:flex;align-items:center;gap:6px}

/* ---------- 12. Product cards -------------------------------------------- */
.grid-prod{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.pcard{
  background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:border-color .16s,box-shadow .16s;
}
.pcard:hover{border-color:var(--rule-strong);box-shadow:var(--shadow-1)}
.pcard-media{
  position:relative;aspect-ratio:1/1;background:#fff;
  border-bottom:1px solid var(--rule);display:grid;place-items:center;padding:18px;
}
.pcard-media img{width:100%;height:100%;object-fit:contain}
.pcard-flags{position:absolute;top:10px;left:10px;display:flex;flex-direction:column;gap:5px;align-items:flex-start}
.pcard-body{padding:16px 17px 18px;display:flex;flex-direction:column;gap:9px;flex:1}
.pcard-brand{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-2)}
.pcard h4{font-family:var(--ff-display);font-size:15.5px;font-weight:600;line-height:1.3}
.pcard .specs{display:flex;flex-wrap:wrap;gap:5px}
.pcard .specs span{font-family:var(--ff-mono);font-size:11px;color:var(--text-2);border:1px solid var(--rule);border-radius:var(--r-sm);padding:2px 6px;background:var(--bg)}
.pcard-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--rule);display:flex;align-items:flex-end;justify-content:space-between;gap:12px}
.price{display:flex;flex-direction:column;line-height:1.25}
.price .p-b2c{font-family:var(--ff-mono);font-size:19px;font-weight:500;color:var(--navy)}
.price .p-b2b{font-family:var(--ff-mono);font-size:12px;color:var(--accent-ink)}
.price .p-old{font-family:var(--ff-mono);font-size:12.5px;color:var(--text-3);text-decoration:line-through}
.price .p-note{font-size:11.5px;color:var(--text-3)}

/* ---------- 13. Tier pricing explainer (Part 8.2 #7) --------------------- */
.tiers{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  border:1px solid var(--rule);border-radius:var(--r-lg);overflow:hidden;background:var(--paper);
}
.tiers-left{padding:38px 38px 34px;border-right:1px solid var(--rule)}
.tiers-right{padding:38px 38px 34px;background:#FBFCFE}
.tier-scale{display:flex;flex-direction:column;gap:0;margin-top:26px;border-top:1px solid var(--rule)}
.tier-row{
  display:grid;grid-template-columns:92px 1fr 92px;align-items:center;gap:16px;
  padding:15px 0;border-bottom:1px solid var(--rule);
}
.tier-row .q{font-family:var(--ff-mono);font-size:13.5px;color:var(--text)}
.tier-row .bar{height:9px;border-radius:2px;background:linear-gradient(90deg,var(--navy) 0%,var(--navy) var(--w,40%),#EEF1F6 var(--w,40%),#EEF1F6 100%)}
.tier-row .p{font-family:var(--ff-mono);font-size:15px;text-align:right;color:var(--navy);font-weight:500}
.tier-row .p em{font-style:normal;font-size:11.5px;color:var(--accent-ink);display:block}
.tier-calc{margin-top:24px;border:1px solid var(--rule);border-radius:var(--r-md);overflow:hidden}
.tier-calc .r{display:flex;justify-content:space-between;padding:11px 15px;font-size:14px;border-bottom:1px solid var(--rule)}
.tier-calc .r:last-child{border-bottom:0;background:var(--accent-wash);font-weight:600}
.tier-calc .r span:last-child{font-family:var(--ff-mono)}

/* ---------- 14. FAQ ------------------------------------------------------- */
.faq{border-top:1px solid var(--rule)}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 44px 20px 0;position:relative;
  font-family:var(--ff-display);font-size:17px;font-weight:600;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:8px;top:50%;width:12px;height:12px;
  border-right:1.6px solid var(--text-2);border-bottom:1.6px solid var(--text-2);
  transform:translateY(-70%) rotate(45deg);transition:transform .18s;
}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{padding:0 60px 22px 0;color:var(--text-2);font-size:15px;max-width:78ch}

/* ---------- 15. Footer ---------------------------------------------------- */
.ftr{background:var(--navy);color:var(--on-navy-2);padding:64px 0 0;font-size:14px}
.ftr-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:44px}
.ftr h5{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;color:#fff;margin-bottom:15px}
.ftr li{margin-bottom:9px}
.ftr a:hover{color:#fff}
.ftr .about p{line-height:1.7;margin-bottom:14px;max-width:34ch}
.ftr-legal{border-top:1px solid var(--rule-navy);padding:22px 0 34px;display:flex;gap:24px;flex-wrap:wrap;align-items:flex-start;font-size:12.5px}
.ftr-legal .row{display:flex;gap:18px;flex-wrap:wrap}
.ftr-legal a{text-decoration:underline;text-decoration-color:var(--navy-line);text-underline-offset:3px}
.ftr-legal a:hover{color:#fff}
.payflags{display:flex;gap:8px;flex-wrap:wrap;margin-left:auto}
.payflag{
  border:1px solid var(--rule-navy);border-radius:var(--r-sm);
  padding:5px 9px;font-family:var(--ff-mono);font-size:11px;color:var(--on-navy-2);
}
.ftr-warn{border-top:1px solid var(--rule-navy);padding:20px 0 30px;font-size:12px;color:#8D9AB2;line-height:1.65;max-width:96ch}

/* ---------- 16. Forms ----------------------------------------------------- */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13.5px;font-weight:600}
.field .hint{font-size:12.5px;color:var(--text-2)}
.field .req{color:var(--warn)}
input[type=text],input[type=email],input[type=tel],input[type=number],input[type=date],input[type=search],select,textarea{
  width:100%;min-height:46px;padding:10px 13px;
  background:var(--paper);border:1px solid var(--rule-strong);border-radius:var(--r-md);
  font-size:15px;transition:border-color .16s,box-shadow .16s;
}
textarea{min-height:118px;resize:vertical;line-height:1.6}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(10,23,48,.09)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-grid .span2{grid-column:1/-1}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.55}
.check input{width:17px;height:17px;margin-top:2px;flex:none;accent-color:var(--navy)}

/* ---------- 17. Age gate -------------------------------------------------- */
#agegate{
  position:fixed;inset:0;z-index:9999;background:var(--navy);
  display:grid;place-items:center;padding:24px;
}
.ag-box{
  width:100%;max-width:486px;background:#fff;border-radius:var(--r-lg);
  padding:38px 38px 32px;box-shadow:var(--shadow-2);
}
.ag-box .ag-mark{margin-bottom:20px}
.ag-box h2{font-size:26px;margin-bottom:10px}
.ag-box p{color:var(--text-2);font-size:14.5px;line-height:1.65}
.ag-fields{display:grid;grid-template-columns:1.2fr .7fr 1fr;gap:12px;margin:24px 0 16px}
.ag-note{
  margin-top:18px;padding:13px 15px;background:var(--warn-wash);border:1px solid #F0C9B4;
  border-radius:var(--r-md);font-size:12.5px;color:var(--warn);line-height:1.55;
}
.ag-err{color:var(--warn);font-size:13px;margin-top:10px;font-weight:600}
.ag-foot{margin-top:22px;padding-top:18px;border-top:1px solid var(--rule);font-size:12px;color:var(--text-2);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* ---------- 18. Cookie bar ------------------------------------------------ */
#cookiebar{
  position:fixed;left:0;right:0;bottom:0;z-index:900;
  background:var(--navy);color:var(--on-navy);border-top:1px solid var(--accent);
  padding:18px 0;
}
#cookiebar .wrap{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
#cookiebar p{font-size:13.5px;color:var(--on-navy-2);max-width:70ch;flex:1;min-width:280px}
#cookiebar .acts{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- 19. WhatsApp float -------------------------------------------- */
.wa-float{
  position:fixed;right:20px;bottom:22px;z-index:880;
  display:flex;align-items:center;gap:10px;
  background:#1F8A4C;color:#fff;border-radius:999px;
  padding:12px 20px 12px 15px;box-shadow:0 8px 24px rgba(10,23,48,.22);
  font-weight:600;font-size:14.5px;
}
.wa-float:hover{background:#18733E}
.wa-float svg{flex:none}

/* ---------- 20. Layout helpers for inner pages --------------------------- */
.page-head{background:var(--navy);color:var(--on-navy);padding:44px 0 46px}
.page-head h1{color:#fff;font-size:clamp(30px,3.3vw,42px);margin:14px 0 12px}
.page-head .lede{color:var(--on-navy-2)}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--on-navy-2)}
.crumb a:hover{color:#fff}
.crumb .sep{opacity:.5}

.shop-layout{display:grid;grid-template-columns:246px 1fr;gap:38px;align-items:start}
.filters{position:sticky;top:96px;background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-lg);overflow:hidden}
.filters .fg{padding:18px 19px;border-bottom:1px solid var(--rule)}
.filters .fg:last-child{border-bottom:0}
.filters h6{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-2);margin-bottom:12px}
.filters label{display:flex;align-items:center;gap:9px;font-size:14px;padding:5px 0;cursor:pointer}
.filters input[type=checkbox],.filters input[type=radio]{width:16px;height:16px;accent-color:var(--navy);flex:none}
.filters .cnt{margin-left:auto;font-family:var(--ff-mono);font-size:11.5px;color:var(--text-3)}

.toolbar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding-bottom:16px;margin-bottom:22px;border-bottom:1px solid var(--rule);flex-wrap:wrap;
}
.toolbar .res{font-size:13.5px;color:var(--text-2)}
.toolbar select{width:auto;min-height:40px}

/* Product detail */
.pdp{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:start}
.pdp > div{min-width:0}
.pdp-gallery{position:sticky;top:96px;min-width:0}
.pdp-main{
  aspect-ratio:1/1;background:#fff;border:1px solid var(--rule);border-radius:var(--r-lg);
  display:grid;place-items:center;padding:28px;position:relative;
}
.pdp-main img{width:100%;height:100%;max-width:100%;object-fit:contain}
.pdp-thumbs{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:12px}
.pdp-thumbs button{
  aspect-ratio:1/1;background:#fff;border:1px solid var(--rule);border-radius:var(--r-md);
  padding:7px;cursor:pointer;min-width:0;display:grid;place-items:center;
}
.pdp-thumbs button img{width:100%;height:100%;object-fit:contain}
.pdp-thumbs button[aria-pressed="true"]{border-color:var(--navy);border-width:2px;padding:6px}
.pdp h1{font-size:clamp(26px,2.7vw,34px);margin:12px 0 10px}
.pdp-price{
  display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);margin:20px 0;
}
.pdp-price .now{font-family:var(--ff-mono);font-size:32px;font-weight:500;color:var(--navy)}
.pdp-price .was{font-family:var(--ff-mono);font-size:16px;color:var(--text-3);text-decoration:line-through}
.pdp-price .vat{font-size:13px;color:var(--text-2)}
.opt-group{margin-bottom:20px}
.opt-group .og-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:10px}
.opt-group .og-head b{font-family:var(--ff-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-2);font-weight:500}
.opts{display:flex;flex-wrap:wrap;gap:9px}
.opt{
  border:1px solid var(--rule-strong);background:var(--paper);border-radius:var(--r-md);
  padding:9px 15px;cursor:pointer;font-size:14px;min-height:42px;
}
.opt[aria-pressed="true"]{border-color:var(--navy);background:var(--navy);color:#fff;font-weight:600}
.opt:disabled{opacity:.42;cursor:not-allowed;text-decoration:line-through}
.qty{display:inline-flex;align-items:center;border:1px solid var(--rule-strong);border-radius:var(--r-md);overflow:hidden;background:var(--paper)}
.qty button{width:44px;height:46px;border:0;background:transparent;cursor:pointer;font-size:19px;color:var(--navy)}
.qty button:hover{background:var(--bg)}
.qty input{width:66px;min-height:46px;border:0;text-align:center;font-family:var(--ff-mono);font-size:16px;background:transparent}
.qty input:focus{box-shadow:none}

.notice{
  display:flex;gap:12px;padding:15px 17px;border-radius:var(--r-md);
  font-size:13.5px;line-height:1.6;border:1px solid;
}
.notice svg{flex:none;margin-top:2px}
.notice-warn{background:var(--warn-wash);border-color:#F0C9B4;color:#7A2A0E}
.notice-info{background:var(--info-wash);border-color:#C3D5F0;color:#173C6E}
.notice-ok{background:var(--ok-wash);border-color:#BEDCCB;color:#175034}
.notice-gold{background:var(--accent-wash);border-color:#EBDCA4;color:#6E570E}

.spec-table{width:100%;font-size:14px}
.spec-table th,.spec-table td{padding:11px 14px;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top}
.spec-table th{width:210px;font-weight:600;color:var(--text-2);background:var(--bg)}
.spec-table td{font-family:var(--ff-mono);font-size:13.5px}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--rule);margin-bottom:26px;flex-wrap:wrap}
.tabs button{
  border:0;background:transparent;padding:13px 16px;cursor:pointer;
  font-size:15px;font-weight:600;color:var(--text-2);
  border-bottom:2px solid transparent;margin-bottom:-1px;
}
.tabs button[aria-selected="true"]{color:var(--navy);border-bottom-color:var(--navy)}
.tabpanel[hidden]{display:none}

/* Checkout */
.co-layout{display:grid;grid-template-columns:1.35fr .85fr;gap:44px;align-items:start}
.co-block{background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-lg);padding:26px 26px 24px;margin-bottom:20px}
.co-block h3{font-size:18px;margin-bottom:18px;display:flex;align-items:center;gap:11px}
.co-block h3 .step{
  width:25px;height:25px;border-radius:50%;background:var(--navy);color:#fff;
  display:grid;place-items:center;font-family:var(--ff-mono);font-size:12.5px;flex:none;
}
.summary{background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-lg);padding:24px;position:sticky;top:96px}
.summary h3{font-size:17px;margin-bottom:18px}
.sum-line{display:flex;justify-content:space-between;gap:14px;padding:10px 0;font-size:14.5px;border-bottom:1px solid var(--rule)}
.sum-line .v{font-family:var(--ff-mono)}
.sum-line.total{border-bottom:0;border-top:2px solid var(--navy);margin-top:6px;padding-top:15px;font-family:var(--ff-display);font-size:18px;font-weight:700}
.sum-line.total .v{font-family:var(--ff-mono)}
.cart-item{display:grid;grid-template-columns:78px 1fr auto;gap:16px;padding:18px 0;border-bottom:1px solid var(--rule);align-items:start}
.cart-item:last-child{border-bottom:0}
.cart-item .ci-img{aspect-ratio:1/1;background:#fff;border:1px solid var(--rule);border-radius:var(--r-md);padding:9px;display:grid;place-items:center}
.cart-item h4{font-size:15px;margin-bottom:4px}
.cart-item .meta{font-size:12.5px;color:var(--text-2);margin-bottom:10px}
.pay-opt{display:flex;gap:13px;padding:15px;border:1px solid var(--rule-strong);border-radius:var(--r-md);margin-bottom:11px;cursor:pointer;align-items:flex-start}
.pay-opt:has(input:checked){border-color:var(--navy);background:#FAFBFD;box-shadow:0 0 0 1px var(--navy)}
.pay-opt input{margin-top:3px;flex:none;width:17px;height:17px;accent-color:var(--navy)}
.pay-opt .po-body{flex:1}
.pay-opt b{display:block;font-size:15px;margin-bottom:3px}
.pay-opt p{font-size:13px;color:var(--text-2);line-height:1.55}

/* Legal prose */
.prose{max-width:74ch;font-size:15.5px;line-height:1.75}
.prose h2{font-size:24px;margin:44px 0 14px;padding-top:8px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:17.5px;margin:28px 0 9px}
.prose p{margin-bottom:15px;color:#22304A}
.prose ul{margin:0 0 16px;padding-left:0}
.prose ul li{position:relative;padding-left:20px;margin-bottom:8px;color:#22304A}
.prose ul li::before{content:"";position:absolute;left:4px;top:10px;width:5px;height:5px;background:var(--accent-ink);border-radius:1px}
.prose a{color:var(--navy);text-decoration:underline;text-decoration-color:var(--rule-strong);text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--navy)}
.prose table{font-size:14px;border:1px solid var(--rule);border-radius:var(--r-md);overflow:hidden;margin-bottom:20px}
.prose th,.prose td{padding:10px 13px;border-bottom:1px solid var(--rule);text-align:left}
.prose th{background:var(--bg);font-weight:600;font-size:13px}
.prose thead tr:last-child th{border-bottom:1px solid var(--rule-strong)}

.side-nav{position:sticky;top:96px;background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-lg);padding:10px}
.side-nav a{display:block;padding:9px 13px;border-radius:var(--r-sm);font-size:14px;color:var(--text-2)}
.side-nav a:hover{background:var(--bg);color:var(--text)}
.side-nav a[aria-current="page"]{background:var(--navy);color:#fff;font-weight:600}

.legal-layout{display:grid;grid-template-columns:250px 1fr;gap:44px;align-items:start}
.legal-layout > div{min-width:0}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.two-col > div{min-width:0}
.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.four-col{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.co-layout > *{min-width:0}
.shop-layout > *{min-width:0}

/* ---------- 21. Responsive ------------------------------------------------ */
@media (max-width:1120px){
  .hero-grid{grid-template-columns:1fr;gap:40px;padding:56px 0 60px}
  .hero h1{max-width:22ch}
  .ftr-grid{grid-template-columns:1fr 1fr 1fr}
  .grid-prod{grid-template-columns:repeat(3,1fr)}
  .props{grid-template-columns:repeat(2,1fr)}
  .props .p:nth-child(2){border-right:0}
  .props .p:nth-child(1),.props .p:nth-child(2){border-bottom:1px solid var(--rule)}
  .cats{grid-template-columns:repeat(2,1fr)}
  .legal-layout,.shop-layout{grid-template-columns:1fr}
  .filters,.side-nav,.pdp-gallery{position:static}
  .pdp{grid-template-columns:1fr;gap:34px}
  .co-layout{grid-template-columns:1fr}
  .summary{position:static}
  .tiers{grid-template-columns:1fr}
  .tiers-left{border-right:0;border-bottom:1px solid var(--rule)}
}
@media (max-width:900px){
  :root{--sect:58px}
  .nav{display:none}
  .burger{display:grid}
  .hdr-row{gap:12px}
  .hdr-tools{flex:1;min-width:0;justify-content:flex-end}
  .hdr-tools .hdr-cta{display:none}
  .grid-prod{grid-template-columns:repeat(2,1fr)}
  .strip .wrap{grid-template-columns:1fr 1fr}
  .two-col{grid-template-columns:1fr}
  .three-col{grid-template-columns:1fr}
  .four-col{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .ag-fields{grid-template-columns:1fr 1fr}
}
@media (max-width:620px){
  :root{--gut:16px}
  .grid-prod{grid-template-columns:1fr}
  .props{grid-template-columns:1fr}
  .props .p{border-right:0;border-bottom:1px solid var(--rule)}
  .props .p:last-child{border-bottom:0}
  .cats{grid-template-columns:1fr}
  .ftr-grid{grid-template-columns:1fr 1fr}
  .trustbar .hide-sm{display:none}
  .hero-actions .btn{width:100%}
  .wa-float span{display:none}
  .wa-float{padding:14px;border-radius:50%}
  .ag-box{padding:28px 22px 24px}
  .ag-fields{grid-template-columns:1fr}
  .cart-item{grid-template-columns:64px 1fr}
  .strip .wrap{grid-template-columns:1fr}
  .tier-row{grid-template-columns:74px 1fr 74px;gap:10px}
  .hdr-row{gap:8px}
  .icon-btn{width:36px;height:36px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}