/* ==========================================================================
   WorldwideSuperYachts.com — Design System
   Concept: the "builder's blueprint" — shipyards & size classes as
   naval-architecture drawings. Blueprint blue + copper nameplate accents.
   ========================================================================== */

:root{
  --ink:        #123C55;
  --ink-70:     rgba(18,60,85,.72);
  --ink-45:     rgba(18,60,85,.48);
  --paper:      #EAF1F5;
  --paper-dim:  #DCE7ED;
  --white:      #FFFFFF;
  --copper:     #B5794A;
  --copper-dim: #D3A578;
  --blue:       #2F7A9E;
  --blue-dim:   #6FA8C0;
  --rust:       #A64B3A;
  --line:       rgba(18,60,85,.18);
  --line-soft:  rgba(18,60,85,.09);
  --shadow:     0 1px 2px rgba(18,60,85,.08), 0 10px 26px rgba(18,60,85,.07);
  --radius-sm:  3px;
  --radius-md:  6px;
  --font-display: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --font-body:    "Source Sans 3", -apple-system, Segoe UI, sans-serif;
  --font-mono:    "Space Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  background-image:
    linear-gradient(var(--paper) 0%, var(--paper) 100%),
    repeating-linear-gradient(0deg, rgba(18,60,85,.045) 0, rgba(18,60,85,.045) 1px, transparent 1px, transparent 32px),
    repeating-linear-gradient(90deg, rgba(18,60,85,.045) 0, rgba(18,60,85,.045) 1px, transparent 1px, transparent 32px);
}
img{max-width:100%;display:block;}
a{color:var(--blue);text-decoration:none;}
a:hover{color:var(--copper);}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--copper);
  outline-offset:2px;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  color:var(--ink);
  margin:0 0 .45em;
  letter-spacing:.005em;
  text-transform:none;
}
h1{font-size:clamp(2.4rem,5vw,3.9rem);line-height:1.03;font-weight:700;text-transform:uppercase;letter-spacing:.01em;}
h2{font-size:clamp(1.6rem,2.7vw,2.2rem);line-height:1.15;font-weight:700;text-transform:uppercase;}
h3{font-size:1.3rem;line-height:1.3;font-weight:600;}
p{margin:0 0 1em;color:var(--ink-70);}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}
.container--narrow{max-width:800px;}

/* ---------- Utility ---------- */
.mono{font-family:var(--font-mono);}
.eyebrow{
  font-family:var(--font-mono);
  text-transform:uppercase;
  letter-spacing:.14em;
  font-size:.7rem;
  color:var(--blue);
  display:inline-flex;
  align-items:center;
  gap:.5em;
  margin-bottom:.9em;
}
.eyebrow::before{content:"";width:20px;height:1px;background:var(--copper);display:inline-block;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--white);padding:10px 16px;z-index:200;}
.skip-link:focus{left:8px;top:8px;}

/* ---------- Top bar ---------- */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.03em;
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding-top:7px;padding-bottom:7px;flex-wrap:wrap;gap:6px;}
.topbar span{color:var(--copper-dim);}

/* ---------- Header / Nav ---------- */
.site-header{
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:100;
  backdrop-filter:saturate(140%) blur(6px);
  background:rgba(234,241,245,.92);
}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.35rem;color:var(--ink);text-transform:uppercase;letter-spacing:.01em;}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:36px;height:36px;border:2px solid var(--ink);border-radius:2px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:.68rem;font-weight:700;color:var(--ink);
  background:repeating-linear-gradient(45deg, var(--copper-dim) 0, var(--copper-dim) 2px, transparent 2px, transparent 6px);
}
.brand small{display:block;font-family:var(--font-mono);font-weight:400;font-size:.58rem;letter-spacing:.1em;color:var(--blue);text-transform:uppercase;}
.main-nav ul{list-style:none;display:flex;gap:26px;margin:0;padding:0;}
.main-nav a{
  font-size:.86rem;font-weight:600;color:var(--ink-70);
  padding:4px 0;border-bottom:1px solid transparent;
  text-transform:uppercase;letter-spacing:.03em;
}
.main-nav a:hover, .main-nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--copper);}
.nav-toggle{display:none;}

@media (max-width: 820px){
  .main-nav ul{gap:16px;flex-wrap:wrap;}
}
@media (max-width: 620px){
  .main-nav{width:100%;order:3;display:none;}
  .main-nav.is-open{display:block;}
  .nav-row{flex-wrap:wrap;}
  .nav-toggle{
    display:inline-flex;margin-left:auto;background:none;border:1px solid var(--line);
    border-radius:var(--radius-sm);padding:8px 12px;font-family:var(--font-mono);font-size:.75rem;
  }
}

/* ---------- Hero ---------- */
.hero{padding:64px 0 40px;position:relative;}
.hero-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:48px;align-items:end;}
.hero h1{margin-bottom:.35em;}
.hero-lede{font-size:1.08rem;max-width:52ch;}
.hero-figure{
  border:1px solid var(--line);background:var(--white);border-radius:var(--radius-md);
  padding:22px 22px 18px;box-shadow:var(--shadow);
}
.hero-figure .eyebrow{margin-bottom:14px;}
.stat-row{display:flex;justify-content:space-between;padding:10px 0;border-top:1px dashed var(--line);}
.stat-row:first-of-type{border-top:none;}
.stat-row .k{font-family:var(--font-mono);font-size:.76rem;color:var(--ink-70);}
.stat-row .v{font-family:var(--font-mono);font-size:.95rem;font-weight:600;color:var(--ink);}

@media (max-width:880px){.hero-grid{grid-template-columns:1fr;}}

/* ---------- Ticker strip ---------- */
.ticker{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--white);overflow:hidden;
}
.ticker-track{display:flex;gap:48px;padding:11px 0;white-space:nowrap;font-family:var(--font-mono);font-size:.74rem;color:var(--ink-70);animation:scroll 46s linear infinite;width:max-content;}
.ticker-track span b{color:var(--copper);font-weight:600;}
@keyframes scroll{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@media (prefers-reduced-motion: reduce){.ticker-track{animation:none;overflow-x:auto;}}

/* ---------- Section shell ---------- */
.section{padding:56px 0;}
.section--tight{padding:36px 0;}
.section--alt{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.section-head p{margin:0;max-width:50ch;}

/* ---------- Category pill nav ---------- */
.region-pills{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 8px;}
.pill{
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.03em;
  border:1px solid var(--line);border-radius:2px;padding:7px 14px;
  color:var(--ink-70);background:var(--white);
}
.pill:hover{border-color:var(--copper);color:var(--ink);}
.pill.is-active{background:var(--ink);color:var(--white);border-color:var(--ink);}

/* ---------- Spec plate card (SIGNATURE ELEMENT) ---------- */
.plate-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:22px;}
.plate-card{
  position:relative;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:24px 20px 20px;
  box-shadow:var(--shadow);
  transition:transform .15s ease, box-shadow .15s ease;
}
.plate-card::before, .plate-card::after{
  content:"";position:absolute;width:6px;height:6px;border-radius:50%;
  background:var(--paper-dim);border:1px solid var(--line);
}
.plate-card::before{top:8px;left:8px;}
.plate-card::after{top:8px;right:8px;}
.plate-card .rivet-b{position:absolute;bottom:8px;left:8px;width:6px;height:6px;border-radius:50%;background:var(--paper-dim);border:1px solid var(--line);}
.plate-card .rivet-b2{position:absolute;bottom:8px;right:8px;width:6px;height:6px;border-radius:50%;background:var(--paper-dim);border:1px solid var(--line);}
.plate-card:hover{transform:translateY(-3px);box-shadow:0 4px 10px rgba(18,60,85,.1), 0 18px 34px rgba(18,60,85,.1);}
.plate-label{
  font-family:var(--font-mono);font-size:.62rem;letter-spacing:.1em;
  color:var(--copper);text-transform:uppercase;display:block;margin-bottom:8px;
  border-bottom:1px solid var(--line-soft);padding-bottom:8px;
}
.plate-card h3{font-size:1.15rem;margin-bottom:.2em;}
.plate-card h3 a{color:var(--ink);}
.plate-card h3 a:hover{color:var(--copper);}
.plate-card .meta{font-family:var(--font-mono);font-size:.7rem;color:var(--ink-45);margin-bottom:10px;display:block;}
.plate-card p{font-size:.9rem;margin-bottom:12px;}
.plate-card .read{font-family:var(--font-mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--blue);}
.plate-card .read::after{content:" →";}

/* ---------- Category hub header ---------- */
.region-hero{padding:44px 0 24px;border-bottom:1px solid var(--line);}
.region-hero .eyebrow{margin-bottom:10px;}

/* ---------- Profile layout ---------- */
.profile{padding:44px 0 64px;}
.profile-grid{display:grid;grid-template-columns:280px 1fr;gap:44px;align-items:start;}
@media (max-width:840px){.profile-grid{grid-template-columns:1fr;}}

.profile-file{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);
  position:sticky;top:96px;box-shadow:var(--shadow);
}
.profile-file .file-tab{
  display:inline-block;font-family:var(--font-mono);font-size:.64rem;letter-spacing:.08em;text-transform:uppercase;
  background:var(--ink);color:var(--paper);padding:5px 12px;border-radius:2px;margin:16px 0 0 16px;
}
.file-body{padding:8px 18px 20px;}
.file-body dt{font-family:var(--font-mono);font-size:.62rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-45);margin-top:14px;}
.file-body dd{margin:2px 0 0;font-family:var(--font-mono);font-size:.9rem;color:var(--ink);}

.profile-body h2{margin-top:1.6em;}
.profile-body h2:first-child{margin-top:0;}
.fact-list{list-style:none;margin:0 0 1.4em;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px 20px;}
.fact-list li{font-size:.92rem;border-top:1px dashed var(--line);padding:8px 0;color:var(--ink-70);}
.fact-list li b{color:var(--ink);display:block;font-family:var(--font-mono);font-size:.66rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:2px;}
@media (max-width:520px){.fact-list{grid-template-columns:1fr;}}

.callout{
  border-left:3px solid var(--copper);background:var(--white);padding:14px 18px;margin:1.6em 0;
  font-size:.92rem;border-radius:0 var(--radius-sm) var(--radius-sm) 0;
}

.breadcrumbs{font-family:var(--font-mono);font-size:.7rem;color:var(--ink-45);margin-bottom:18px;}
.breadcrumbs a{color:var(--blue);}
.breadcrumbs span{margin:0 6px;}

/* ---------- Dimension line ---------- */
.dim-line{
  display:flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.78rem;color:var(--ink-70);
  margin:6px 0 18px;
}
.dim-line .tick{flex:1;height:1px;background:var(--ink-45);position:relative;}
.dim-line .tick::before, .dim-line .tick::after{content:"";position:absolute;top:-4px;width:1px;height:9px;background:var(--ink-45);}
.dim-line .tick::before{left:0;}
.dim-line .tick::after{right:0;}

/* ---------- Ad slots ---------- */
.ad-slot{
  border:1px dashed var(--line);
  background:var(--paper-dim);
  border-radius:var(--radius-sm);
  padding:10px;
  text-align:center;
  margin:32px 0;
}
.ad-slot .ad-label{
  font-family:var(--font-mono);font-size:.6rem;text-transform:uppercase;letter-spacing:.1em;
  color:var(--ink-45);display:block;margin-bottom:8px;
}
.ad-slot--leaderboard{min-height:90px;display:flex;align-items:center;justify-content:center;}
.ad-slot--rect{min-height:250px;display:flex;align-items:center;justify-content:center;}
.ad-slot--inline{min-height:100px;display:flex;align-items:center;justify-content:center;}

/* ---------- Comparison table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--white);}
table.ledger{border-collapse:collapse;width:100%;font-size:.88rem;}
table.ledger th, table.ledger td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line-soft);white-space:nowrap;}
table.ledger thead th{font-family:var(--font-mono);font-size:.64rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-45);background:var(--paper-dim);}
table.ledger td.mono{font-family:var(--font-mono);color:var(--ink-70);}
table.ledger tbody tr:hover{background:var(--paper);}
table.ledger tbody tr:last-child td{border-bottom:none;}

/* ---------- Cards (about / method) ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px;}
.info-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px;}
.info-card .eyebrow{margin-bottom:10px;}

/* ---------- Forms ---------- */
.form-grid{display:grid;gap:16px;max-width:560px;}
label{display:block;font-family:var(--font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-70);margin-bottom:6px;}
input[type="text"], input[type="email"], textarea, select{
  width:100%;border:1px solid var(--line);border-radius:var(--radius-sm);padding:11px 12px;
  font-family:var(--font-body);font-size:.94rem;background:var(--white);color:var(--ink);
}
textarea{min-height:140px;resize:vertical;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:var(--paper);border:1px solid var(--ink);
  font-family:var(--font-mono);font-size:.76rem;letter-spacing:.04em;text-transform:uppercase;
  padding:12px 20px;border-radius:2px;cursor:pointer;width:fit-content;
}
.btn:hover{background:var(--copper);border-color:var(--copper);color:var(--white);}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.62);padding:52px 0 28px;margin-top:40px;}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:36px;margin-bottom:36px;}
.site-footer h4{color:var(--white);font-family:var(--font-mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px;}
.site-footer ul{list-style:none;margin:0;padding:0;}
.site-footer li{margin-bottom:8px;font-size:.86rem;}
.site-footer a{color:rgba(255,255,255,.62);}
.site-footer a:hover{color:var(--copper-dim);}
.footer-brand p{color:rgba(255,255,255,.55);font-size:.86rem;max-width:34ch;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.74rem;color:rgba(255,255,255,.45);font-family:var(--font-mono);}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:480px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- Disclaimer bar ---------- */
.disclaimer{background:var(--paper-dim);border-top:1px solid var(--line);padding:14px 0;font-size:.8rem;color:var(--ink-45);}