/* ── Tradematics — Global Stylesheet ── */
:root {
  --blue:     #1D4ED8;
  --blue-dk:  #1E3A8A;
  --blue-lt:  #EFF6FF;
  --blue-mid: #DBEAFE;
  --gold:     #D97706;
  --gold-lt:  #FEF3C7;
  --gold-mid: #FDE68A;
  --navy:     #0F172A;
  --slate:    #475569;
  --slate-lt: #94A3B8;
  --off-wht:  #F8FAFC;
  --white:    #FFFFFF;
  --border:   #E2E8F0;
  --green:    #16A34A;
  --green-lt: #DCFCE7;
  --red:      #DC2626;
  --red-lt:   #FEF2F2;
  --radius:   10px;
  --radius-lg:14px;
  --shadow:   0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
  --shadow-md:0 4px 6px rgba(0,0,0,.07),0 2px 4px rgba(0,0,0,.06);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;font-size:16px;line-height:1.6;color:var(--navy);background:var(--off-wht);min-height:100vh}
h1{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:700;line-height:1.2}
h2{font-size:clamp(1.25rem,3vw,1.75rem);font-weight:700;line-height:1.3}
h3{font-size:1.1rem;font-weight:600}
h4{font-size:.95rem;font-weight:600}
p{color:var(--slate)}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1200px;margin:0 auto;padding:0 1rem}
.container-sm{max-width:860px;margin:0 auto;padding:0 1rem}

/* NAV */
.nav{background:var(--navy);position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;max-width:1200px;margin:0 auto}
.nav-logo{display:flex;align-items:center;gap:.5rem;text-decoration:none}
.nav-logo-icon{width:36px;height:36px;background:var(--blue);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.75rem;color:#fff;font-weight:800;letter-spacing:-.5px}
.nav-logo-text{color:#fff;font-weight:700;font-size:1.05rem}
.nav-logo-text span{color:#93C5FD}
.nav-links{display:flex;gap:.25rem;list-style:none;flex-wrap:wrap}
.nav-links a{color:rgba(255,255,255,.75);font-size:.85rem;padding:.4rem .7rem;border-radius:6px;transition:all .15s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1);text-decoration:none}
.nav-hamburger{display:none;background:none;border:none;cursor:pointer;color:#fff;font-size:1.5rem;padding:.25rem}

/* HERO */
.hero{background:linear-gradient(135deg,var(--navy) 0%,#1E3A8A 100%);color:#fff;padding:3.5rem 1rem 3rem;text-align:center}
.hero h1{color:#fff;margin-bottom:.75rem}
.hero p{color:rgba(255,255,255,.8);font-size:1.05rem;max-width:620px;margin:0 auto 1.5rem}
.hero-badge{display:inline-block;background:rgba(29,78,216,.3);border:1px solid rgba(147,197,253,.4);color:#93C5FD;font-size:.8rem;font-weight:600;padding:.25rem .85rem;border-radius:999px;margin-bottom:1rem;letter-spacing:.04em}
.hero-stats{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;margin-top:1.75rem;padding-top:1.75rem;border-top:1px solid rgba(255,255,255,.1)}
.hero-stat .val{font-size:1.5rem;font-weight:800;color:#93C5FD}
.hero-stat .lbl{font-size:.78rem;color:rgba(255,255,255,.5)}

/* SEARCH */
.search-box{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden}
.search-wrap{position:relative;padding:.75rem 1rem;border-bottom:1px solid var(--border)}
.search-icon{position:absolute;left:1.25rem;top:50%;transform:translateY(-50%);font-size:1.1rem;pointer-events:none}
.search-input{width:100%;padding:.65rem 1rem .65rem 2.5rem;border:1.5px solid var(--border);border-radius:8px;font-size:1rem;color:var(--navy);background:var(--off-wht);transition:border-color .15s,box-shadow .15s}
.search-input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,78,216,.12);background:var(--white)}
.search-filters{display:flex;gap:.375rem;flex-wrap:wrap;padding:.75rem 1rem}
.filter-chip{padding:.3rem .75rem;border-radius:999px;font-size:.78rem;font-weight:600;border:1.5px solid var(--border);background:var(--white);color:var(--slate);cursor:pointer;transition:all .15s;white-space:nowrap}
.filter-chip:hover{border-color:var(--blue);color:var(--blue)}
.filter-chip.active{background:var(--blue);border-color:var(--blue);color:#fff}
.search-results{min-height:200px}
.search-empty{text-align:center;padding:2rem;color:var(--slate-lt);font-size:.9rem}
.result-item{padding:1rem 1.25rem;border-bottom:1px solid var(--border);cursor:pointer;transition:background .12s}
.result-item:hover{background:var(--blue-lt)}
.result-item:last-child{border-bottom:none}
.result-item.selected{background:var(--blue-lt);border-left:3px solid var(--blue)}
.result-hs{font-size:.82rem;font-weight:700;color:var(--blue);font-family:monospace;letter-spacing:.04em}
.result-desc{font-size:.9rem;font-weight:600;color:var(--navy);margin:.2rem 0}
.result-meta{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.25rem}
.result-badge{font-size:.72rem;padding:.15rem .5rem;border-radius:4px;font-weight:600}
.badge-duty{background:var(--gold-lt);color:#92400E}
.badge-vat-zero{background:var(--green-lt);color:#166534}
.badge-vat-std{background:var(--blue-mid);color:var(--blue-dk)}

/* DETAIL PANEL */
.detail-panel{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);position:sticky;top:80px;max-height:calc(100vh - 100px);overflow-y:auto}
.detail-header{background:var(--navy);color:#fff;padding:1.25rem;border-radius:var(--radius-lg) var(--radius-lg) 0 0}
.detail-hs{font-family:monospace;font-size:1.5rem;font-weight:800;color:#93C5FD;letter-spacing:.04em}
.detail-body{padding:1.25rem}
.detail-row{display:flex;justify-content:space-between;align-items:flex-start;padding:.5rem 0;border-bottom:1px solid var(--border);gap:.5rem}
.detail-row:last-child{border-bottom:none}
.detail-label{font-size:.8rem;font-weight:600;color:var(--slate-lt);flex-shrink:0}
.detail-value{font-size:.9rem;font-weight:600;color:var(--navy);text-align:right}
.detail-value.duty-zero{color:var(--green)}
.detail-value.duty-low{color:var(--blue)}
.detail-value.duty-high{color:var(--red)}
.empty-detail{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;text-align:center;padding:2rem;color:var(--slate-lt)}
.empty-detail .icon{font-size:3rem;margin-bottom:1rem;opacity:.4}

/* PAGE HEADER */
.page-header{background:var(--navy);padding:2rem 1rem 1.75rem;color:#fff}
.page-header h1{color:#fff;font-size:clamp(1.4rem,3.5vw,2rem)}
.page-header p{color:rgba(255,255,255,.7);margin-top:.375rem;font-size:.95rem}
.breadcrumb{font-size:.8rem;color:rgba(255,255,255,.5);margin-bottom:.625rem}
.breadcrumb a{color:rgba(255,255,255,.6)}
.breadcrumb span{color:#93C5FD}

/* CALC CARDS */
.calc-layout{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;margin:1.5rem 0}
@media(max-width:720px){.calc-layout{grid-template-columns:1fr}}
.calc-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.calc-card-head{background:var(--navy);padding:1rem 1.25rem;color:#fff}
.calc-card-head h3{color:#fff;font-size:1rem}
.calc-card-head p{color:rgba(255,255,255,.6);font-size:.8rem;margin-top:.2rem}
.calc-body{padding:1.25rem}

/* FORMS */
.field{margin-bottom:1rem}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--navy);margin-bottom:.35rem}
.field .hint{font-size:.75rem;color:var(--slate-lt);margin-top:.2rem}
.input-wrap{position:relative}
.input-prefix,.input-suffix{position:absolute;top:50%;transform:translateY(-50%);font-size:.85rem;color:var(--slate);font-weight:600;pointer-events:none}
.input-prefix{left:.75rem}
.input-suffix{right:.75rem}
input[type=number],input[type=text],input[type=email],select,textarea{width:100%;padding:.6rem .875rem;border:1.5px solid var(--border);border-radius:8px;font-size:.95rem;color:var(--navy);background:var(--white);transition:border-color .15s,box-shadow .15s;-webkit-appearance:none;appearance:none;font-family:inherit}
input.has-prefix{padding-left:2rem}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,78,216,.12)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.7rem 1.5rem;border-radius:8px;font-size:.95rem;font-weight:600;cursor:pointer;border:none;transition:all .15s;text-decoration:none}
.btn-primary{background:var(--blue);color:#fff;width:100%}
.btn-primary:hover{background:var(--blue-dk);text-decoration:none;color:#fff}
.btn-secondary{background:transparent;color:var(--blue);border:1.5px solid var(--blue);width:auto}
.btn-secondary:hover{background:var(--blue-lt);text-decoration:none}
.btn-sm{padding:.45rem 1rem;font-size:.85rem}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.25);font-size:.85rem;padding:.5rem 1rem}
.btn-ghost:hover{background:rgba(255,255,255,.2);text-decoration:none;color:#fff}

/* RESULTS PANEL */
.results-panel{background:var(--navy);border-radius:var(--radius);padding:1.25rem;color:#fff;margin-top:1rem}
.result-row{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;border-bottom:1px solid rgba(255,255,255,.08)}
.result-row:last-child{border-bottom:none}
.result-label{font-size:.82rem;color:rgba(255,255,255,.6)}
.result-value{font-size:1rem;font-weight:700;color:#fff}
.result-value.highlight{font-size:1.3rem;color:#93C5FD}
.result-value.warn{color:#FCA5A5}
.result-value.good{color:#6EE7B7}
.result-value.gold{color:#FCD34D}

/* TOOL GRID */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin:2rem 0}
.tool-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem;text-decoration:none;color:inherit;transition:all .18s;display:block;box-shadow:var(--shadow)}
.tool-card:hover{border-color:var(--blue);box-shadow:0 0 0 3px rgba(29,78,216,.1),var(--shadow-md);transform:translateY(-2px);text-decoration:none}
.tool-card-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:.875rem}
.tool-card h3{font-size:1rem;margin-bottom:.3rem;color:var(--navy)}
.tool-card p{font-size:.85rem;color:var(--slate);line-height:1.5}
.tool-card .tag{display:inline-block;margin-top:.625rem;font-size:.75rem;font-weight:600;padding:.2rem .6rem;border-radius:999px;background:var(--blue-lt);color:var(--blue)}

/* INFO BOXES */
.info-box{background:var(--gold-lt);border:1px solid var(--gold-mid);border-radius:var(--radius);padding:.875rem 1rem;font-size:.85rem;color:#78350F;line-height:1.6;margin-top:1rem}
.info-box strong{display:block;margin-bottom:.25rem}
.tip-box{background:var(--blue-lt);border:1px solid var(--blue-mid);border-radius:var(--radius);padding:.875rem 1rem;font-size:.85rem;color:var(--blue-dk);margin-top:.75rem}
.warn-box{background:var(--red-lt);border:1px solid #FECACA;border-radius:var(--radius);padding:.875rem 1rem;font-size:.85rem;color:#991B1B;margin-top:.75rem}

/* DATA TABLES */
.data-wrap{overflow-x:auto;margin-top:1rem;border-radius:var(--radius);border:1px solid var(--border)}
.data-table{width:100%;border-collapse:collapse;font-size:.85rem}
.data-table th{background:var(--navy);color:rgba(255,255,255,.85);padding:.6rem .75rem;text-align:right;font-weight:600;white-space:nowrap}
.data-table th:first-child{text-align:left}
.data-table td{padding:.5rem .75rem;text-align:right;border-bottom:1px solid var(--border);color:var(--slate)}
.data-table td:first-child{text-align:left;font-weight:600;color:var(--navy)}
.data-table tr:nth-child(even) td{background:var(--off-wht)}
.data-table tr:hover td{background:var(--blue-lt)}

/* FAQ */
.faq-item{border-bottom:1px solid var(--border);padding:1rem 0}
.faq-q{font-weight:600;font-size:.95rem;color:var(--navy);cursor:pointer;display:flex;justify-content:space-between;align-items:center;user-select:none}
.faq-q::after{content:'+';font-size:1.2rem;color:var(--blue);transition:transform .2s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{display:none;margin-top:.625rem;font-size:.88rem;color:var(--slate);line-height:1.7}
.faq-item.open .faq-a{display:block}

/* AD SLOTS */
.ad-slot{text-align:center;overflow:hidden;min-height:0}
.ad-slot ins.adsbygoogle{display:block}
.ad-slot-leaderboard{margin:1rem 0}
.ad-slot-rectangle{margin:1rem 0}
.ad-slot-banner{margin:.75rem 0}

/* FOOTER */
.footer{background:var(--navy);color:rgba(255,255,255,.6);padding:2.5rem 1rem 1.5rem;margin-top:3rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem;max-width:1200px;margin:0 auto 2rem}
.footer h4{color:#fff;font-size:.9rem;margin-bottom:.75rem}
.footer ul{list-style:none}
.footer ul li{margin-bottom:.4rem}
.footer ul a{color:rgba(255,255,255,.5);font-size:.85rem}
.footer ul a:hover{color:#93C5FD;text-decoration:none}
.footer-brand p{font-size:.85rem;line-height:1.6;margin-top:.75rem}
.footer-bottom{max-width:1200px;margin:0 auto;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem;font-size:.78rem}
.footer-bottom a{color:rgba(255,255,255,.4)}

/* TRADE AGREEMENT BADGES */
.ta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.75rem;margin:1rem 0}
.ta-card{border:1px solid var(--border);border-radius:var(--radius);padding:.875rem;background:var(--white)}
.ta-card h4{font-size:.85rem;margin-bottom:.25rem;color:var(--navy)}
.ta-card p{font-size:.78rem;color:var(--slate-lt);line-height:1.5}
.ta-badge{display:inline-block;font-size:.72rem;font-weight:700;padding:.2rem .5rem;border-radius:4px;margin-bottom:.375rem}
.ta-free{background:var(--green-lt);color:#166534}
.ta-reduced{background:var(--gold-lt);color:#92400E}
.ta-standard{background:var(--red-lt);color:#991B1B}

/* UTILS */
.text-center{text-align:center}
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}
.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}
.fw-bold{font-weight:700}
.d-flex{display:flex;gap:.5rem;align-items:center}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.section{padding:2.5rem 0}
.section-title{font-size:1.4rem;font-weight:700;margin-bottom:.375rem}
.section-sub{color:var(--slate);font-size:.9rem;margin-bottom:1.5rem}
@media(max-width:580px){.grid-2{grid-template-columns:1fr}}
@media(max-width:768px){
  .nav-links{display:none;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--navy);padding:.5rem 1rem 1rem;gap:0}
  .nav-links.open{display:flex}
  .nav-hamburger{display:block}
  .footer-grid{grid-template-columns:1fr;gap:1.5rem}
  .tool-grid{grid-template-columns:1fr 1fr}
  .hero{padding:2rem 1rem}
  .detail-panel{position:static;max-height:none}
}
@media(max-width:400px){.tool-grid{grid-template-columns:1fr}}
@media print{.nav,.footer,.ad-slot,.btn{display:none !important}}