/* ============================================================
   Blue Bird Supply Chain — bilingual corporate site
   ============================================================ */
:root{
  --navy:#0b2b47;
  --navy-2:#123e63;
  --blue:#185fa5;
  --blue-soft:#eaf3fb;
  --teal:#0fa3a8;
  --teal-soft:#e4f6f5;
  --orange:#f39237;
  --ink:#14212f;
  --body:#425568;
  --muted:#728496;
  --line:#e1e9f0;
  --tint:#f4f8fb;
  --white:#fff;
  --shadow-sm:0 4px 18px rgba(13,48,78,.06);
  --shadow:0 14px 40px rgba(13,48,78,.10);
  --shadow-lg:0 26px 70px rgba(9,35,60,.18);
  --r:16px;
  --r-sm:10px;
  --max:1240px;
  --font:"Inter","Segoe UI",-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:78px}
body{margin:0;font-family:var(--font);color:var(--body);background:var(--white);line-height:1.7;-webkit-font-smoothing:antialiased;font-size:15.5px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4{color:var(--ink);margin:0;line-height:1.28;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
.container{width:min(100% - 48px,var(--max));margin-inline:auto}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}
.icon{width:1em;height:1em;display:inline-block;vertical-align:-.14em;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;padding:13px 24px;border-radius:999px;font-weight:650;font-size:14.5px;border:1.5px solid transparent;transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease;white-space:nowrap}
.btn .icon{font-size:1.05em}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(120deg,var(--teal),#159fb0);color:#fff;box-shadow:0 10px 24px rgba(15,163,168,.28)}
.btn-primary:hover{box-shadow:0 14px 30px rgba(15,163,168,.38)}
.btn-ghost{border-color:rgba(255,255,255,.42);color:#fff;background:rgba(255,255,255,.06);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.15)}
.btn-outline{border-color:var(--blue);color:var(--blue);background:transparent}
.btn-outline:hover{background:var(--blue-soft)}
.btn-sm{padding:9px 19px;font-size:13.5px}
.btn-block{width:100%;margin-top:16px}

/* ---------- header ---------- */
.site-header{position:fixed;inset:0 0 auto;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(225,233,240,.8);transition:box-shadow .25s ease,background .25s ease}
.site-header.scrolled{box-shadow:0 6px 24px rgba(11,43,71,.09);background:rgba(255,255,255,.97)}
.header-inner{height:74px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none}
.brand-mark{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy),var(--blue));color:#8fe6e2;box-shadow:0 6px 16px rgba(18,62,99,.22)}
.brand-mark svg{width:26px;height:26px}
.brand-text{display:flex;flex-direction:column;line-height:1.18}
.brand-text strong{color:var(--navy);font-size:16px;font-weight:800;letter-spacing:.01em}
.brand-text small{color:var(--muted);font-size:9.5px;letter-spacing:.14em;font-weight:600;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto}
.main-nav a{font-size:14px;font-weight:600;color:#3c5064;position:relative;padding:6px 0;transition:color .2s}
.main-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--teal);transition:right .25s ease}
.main-nav a:hover,.main-nav a.active{color:var(--blue)}
.main-nav a:hover::after,.main-nav a.active::after{right:0}
.header-actions{display:flex;align-items:center;gap:12px;flex:none}
.lang-switch{display:inline-flex;background:#eef3f7;border-radius:999px;padding:3px;border:1px solid var(--line)}
.lang-switch button{border:0;background:transparent;padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:700;color:var(--muted);transition:.2s}
.lang-switch button.active{background:var(--white);color:var(--navy);box-shadow:0 2px 8px rgba(11,43,71,.12)}
.lang-switch-dark{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16)}
.lang-switch-dark button{color:rgba(255,255,255,.65)}
.lang-switch-dark button.active{background:rgba(255,255,255,.16);color:#fff;box-shadow:none}
.menu-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--navy);align-items:center;justify-content:center;font-size:20px}

/* ---------- hero ---------- */
.hero{position:relative;min-height:min(94vh,880px);display:flex;align-items:center;overflow:hidden;background:var(--navy);padding:130px 0 110px}
.hero-bg{position:absolute;inset:0;background:url("../img/hero-map.jpg") center/cover no-repeat;opacity:.9}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(6,25,44,.95) 0%,rgba(8,34,58,.86) 42%,rgba(8,34,58,.42) 72%,rgba(8,34,58,.6) 100%)}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(90deg,#000,transparent 75%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:64px;align-items:center}
.hero-inner > *{min-width:0}
.hero-copy{max-width:680px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:11.5px;font-weight:800;letter-spacing:.14em;color:var(--blue);text-transform:uppercase;margin-bottom:20px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(15,163,168,.15)}
.eyebrow-light{color:#8ce4e0}
.hero h1{color:#fff;font-size:clamp(34px,4.4vw,58px);line-height:1.24;letter-spacing:-.025em;margin-bottom:24px;font-weight:800}
.hero h1 em{font-style:normal;font-size:.66em;font-weight:500;color:#b7d8ee;letter-spacing:.01em;display:inline-block;margin-top:12px}
.hero-lead{color:rgba(226,240,250,.86);font-size:16.5px;line-height:1.85;max-width:600px;margin-bottom:34px}
.hero-buttons{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.hero-tags{display:flex;flex-wrap:wrap;gap:12px 26px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-tags span{display:inline-flex;align-items:center;gap:8px;color:rgba(226,240,250,.78);font-size:13.5px}
.hero-tags .icon{color:#66d6cd;font-size:16px}
.hero-card{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.2);border-radius:22px;padding:28px;backdrop-filter:blur(18px);box-shadow:0 24px 60px rgba(0,0,0,.22);color:#fff}
.hero-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.hero-card-kicker{font-size:11.5px;font-weight:800;letter-spacing:.12em;color:#77ded7;text-transform:uppercase}
.hero-card-badge{font-size:10.5px;color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:3px 10px}
.hero-card h2{color:#fff;font-size:21px;margin-bottom:20px;font-weight:650}
.hero-routes{display:flex;flex-direction:column;gap:9px;margin-bottom:20px}
.hero-route{display:flex;align-items:center;gap:13px;padding:12px 14px;border-radius:12px;background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.1);transition:.22s;cursor:pointer;text-align:left;width:100%;min-width:0;color:#fff}
.hero-route:hover{background:rgba(255,255,255,.16);transform:translateX(4px)}
.hero-route .ri{width:34px;height:34px;border-radius:9px;background:rgba(102,214,205,.16);color:#7ce4da;display:grid;place-items:center;font-size:17px;flex:none}
.hero-route .rt{flex:1 1 auto;min-width:0}
.hero-route .rt strong{display:block;font-size:13.5px;font-weight:650;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hero-route .rt small{display:block;font-size:11px;color:rgba(255,255,255,.6);margin-top:2px}
.hero-route .rv{font-size:11.5px;font-weight:700;color:#8ce4e0;white-space:nowrap;flex:none}
.hero-card-link{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:650;color:#8ce4e0}
.hero-card-link:hover{gap:13px}
.scroll-hint{position:absolute;left:50%;bottom:100px;z-index:3;width:24px;height:38px;border:1.5px solid rgba(255,255,255,.4);border-radius:14px;display:grid;place-items:start center;padding-top:7px}
.scroll-hint span{width:4px;height:8px;border-radius:3px;background:#8ce4e0;animation:scrollDot 1.8s infinite}
@keyframes scrollDot{0%{transform:translateY(0);opacity:1}70%{transform:translateY(14px);opacity:0}100%{transform:translateY(0);opacity:0}}

/* ---------- stats ---------- */
.stats-strip{position:relative;z-index:4;margin-top:-46px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}
.stat{padding:26px 30px;border-right:1px solid var(--line);display:flex;align-items:center;gap:16px}
.stat:last-child{border-right:0}
.stat-icon{width:44px;height:44px;border-radius:12px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:21px;flex:none}
.stat:nth-child(2) .stat-icon{background:var(--teal-soft);color:var(--teal)}
.stat:nth-child(3) .stat-icon{background:#fff2e5;color:var(--orange)}
.stat:nth-child(4) .stat-icon{background:#eef0fb;color:#5b62b5}
.stat strong{display:block;color:var(--navy);font-size:25px;font-weight:800;line-height:1.15}
.stat small{display:block;color:var(--muted);font-size:12.5px;margin-top:3px}

/* ---------- sections ---------- */
.section{padding:96px 0;position:relative}
.section-tint{background:var(--tint)}
.section-dark{background:var(--navy);color:rgba(255,255,255,.8)}
.section-head{margin-bottom:52px}
.split-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px}
.section-head h2{font-size:clamp(27px,3vw,38px);color:var(--navy)}
.section-intro{max-width:440px;color:var(--muted);font-size:15px;margin:0}
.center-head{text-align:center}
.center-head .eyebrow{justify-content:center}
.center-head .section-intro{margin:18px auto 0;max-width:660px}
.section-dark .section-head h2,.section-dark h3{color:#fff}

/* ---------- about ---------- */
.about-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;margin-bottom:52px}
.about-text p{font-size:15.5px;line-height:1.95;color:var(--body)}
.callout{display:flex;gap:14px;background:var(--teal-soft);border-left:3px solid var(--teal);border-radius:0 12px 12px 0;padding:18px 20px;margin-top:26px}
.callout .icon{font-size:20px;color:var(--teal);flex:none;margin-top:3px}
.callout p{font-size:13.5px;color:#33666a;margin:0;line-height:1.75}
.about-visual{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}
.about-visual img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.about-visual:hover img{transform:scale(1.04)}
.about-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(7,32,54,.72))}
.about-visual-badge{position:absolute;left:22px;bottom:22px;z-index:2;color:#fff}
.about-visual-badge strong{display:block;color:#fff;font-size:17px;margin-bottom:4px}
.about-visual-badge span{font-size:12.5px;color:rgba(255,255,255,.8);letter-spacing:.04em}
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pillar{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 22px;transition:.25s;box-shadow:var(--shadow-sm)}
.pillar:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#bcd9ef}
.pillar-num{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--teal);margin-bottom:12px}
.pillar h3{font-size:16px;margin-bottom:9px}
.pillar p{font-size:13px;color:var(--muted);line-height:1.75;margin:0}

/* ---------- services ---------- */
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:.28s}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.service-media{height:186px;position:relative;overflow:hidden;background:var(--navy)}
.service-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.service-card:hover .service-media img{transform:scale(1.06)}
.service-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,35,60,.15),rgba(9,35,60,.78))}
.service-media .sm-tag{position:absolute;z-index:2;left:20px;bottom:18px;color:#fff;font-size:11px;font-weight:800;letter-spacing:.14em}
.service-media .sm-icon{position:absolute;z-index:2;right:20px;top:18px;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(8px);color:#fff;display:grid;place-items:center;font-size:21px}
.service-body{padding:26px 24px 24px;display:flex;flex-direction:column;flex:1}
.service-body h3{font-size:20px;margin-bottom:10px}
.service-body > p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-bottom:18px}
.service-sub{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:18px}
.service-sub span{font-size:11.5px;font-weight:650;color:var(--blue);background:var(--blue-soft);border-radius:6px;padding:5px 9px}
.service-points{list-style:none;padding:0;margin:0 0 22px;display:flex;flex-direction:column;gap:9px}
.service-points li{display:flex;gap:9px;font-size:13px;color:var(--body);line-height:1.6}
.service-points .icon{color:var(--teal);font-size:15px;margin-top:2px}
.service-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:13px;font-weight:700;padding-top:16px;border-top:1px solid var(--line)}
.service-link:hover{gap:13px}
/* Four service cards in a row: compact type so the cards stay scannable */
@media (min-width:1101px){
  .service-media{height:150px}
  .service-media .sm-tag{left:16px;bottom:15px;font-size:10px}
  .service-media .sm-icon{right:16px;top:15px;width:36px;height:36px;font-size:18px}
  .service-body{padding:20px 18px 18px}
  .service-body h3{font-size:18px;margin-bottom:8px}
  .service-body > p{font-size:12.5px;line-height:1.75;margin-bottom:14px}
  .service-sub{gap:6px;margin-bottom:14px}
  .service-sub span{font-size:10.5px;padding:4px 7px}
  .service-points{gap:7px;margin-bottom:16px}
  .service-points li{font-size:12px;gap:7px;line-height:1.55}
  .service-points .icon{font-size:13px;margin-top:1px}
  .service-link{font-size:12.5px;padding-top:13px}
}

/* ---------- rates ---------- */
.rates-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:20px}
.filter-tabs{display:flex;gap:8px;flex-wrap:wrap}
.filter-tabs button{border:1px solid var(--line);background:#fff;color:var(--body);border-radius:999px;padding:9px 17px;font-size:13px;font-weight:650;transition:.2s}
.filter-tabs button:hover{border-color:var(--teal);color:var(--teal)}
.filter-tabs button.active{background:var(--navy);border-color:var(--navy);color:#fff;box-shadow:0 6px 16px rgba(11,43,71,.18)}
.search-box{display:flex;align-items:center;gap:9px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:9px 16px;min-width:260px;color:var(--muted)}
.search-box .icon{font-size:16px}
.search-box input{border:0;outline:0;background:transparent;width:100%;font-size:13.5px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm);background:#fff}
.rates-table{width:100%;border-collapse:collapse;min-width:880px;font-size:13.5px}
.rates-table thead th{background:#f0f6fa;color:var(--navy);font-size:12px;font-weight:800;letter-spacing:.03em;text-align:left;padding:15px 18px;border-bottom:1px solid var(--line);white-space:nowrap}
.rates-table tbody td{padding:15px 18px;border-bottom:1px solid #eef2f6;vertical-align:top;color:var(--body)}
.rates-table tbody tr:last-child td{border-bottom:0}
.rates-table tbody tr:hover{background:#f9fcfe}
.rates-table .r-name{font-weight:700;color:var(--ink);display:block;margin-bottom:4px;line-height:1.5}
.rates-table .r-code{font-size:11.5px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.02em}
.rates-table .r-price{font-weight:700;color:var(--navy);white-space:nowrap}
.rates-table .r-price small{display:block;font-weight:500;color:var(--muted);font-size:11.5px;margin-top:3px;white-space:normal}
.rates-table .r-transit{font-weight:650;color:var(--teal);white-space:nowrap}
.rates-table .r-updated{color:var(--muted);font-size:12.5px;white-space:nowrap}
.group-chip{display:inline-block;font-size:10.5px;font-weight:700;padding:2px 8px;border-radius:5px;margin-bottom:6px}
.group-mexico{background:#fff0e4;color:#b45f14}
.group-brazil{background:#e9f5e9;color:#2f7a3d}
.group-parcels{background:var(--blue-soft);color:var(--blue)}
.group-global{background:#eeeefb;color:#5658a8}
.empty-state{text-align:center;padding:38px;color:var(--muted);font-size:14px}
.rates-foot{display:flex;justify-content:space-between;align-items:center;gap:28px;margin-top:22px;flex-wrap:wrap}
.rates-note{display:flex;gap:12px;max-width:900px}
.rates-note .icon{font-size:19px;color:var(--orange);flex:none;margin-top:3px}
.rates-note p{font-size:12.5px;color:var(--muted);line-height:1.8;margin:0}

/* ---------- calculator ---------- */
.calculator-section{overflow:hidden}
.calc-bg{position:absolute;inset:0;background:url("../img/cta-glow.jpg") center/cover no-repeat;opacity:.35;mix-blend-mode:screen}
.calc-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,31,52,.9),rgba(8,31,52,.55))}
.calc-layout{position:relative;z-index:2;display:grid;grid-template-columns:1fr minmax(340px,440px);gap:70px;align-items:center}
.calc-copy h2{font-size:clamp(27px,3vw,38px);margin-bottom:20px}
.calc-copy > p{color:rgba(226,240,250,.78);font-size:15.5px;line-height:1.9;max-width:520px}
.calc-points{list-style:none;padding:0;margin:30px 0 0;display:flex;flex-direction:column;gap:14px}
.calc-points li{display:flex;gap:12px;align-items:flex-start;color:rgba(255,255,255,.82);font-size:14px}
.calc-points .icon{color:#7ce4da;font-size:17px;margin-top:3px}
.calc-card{background:#fff;border-radius:20px;padding:28px;box-shadow:var(--shadow-lg);color:var(--body)}
.calc-card-head{display:flex;align-items:center;gap:13px;margin-bottom:22px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.calc-icon{width:44px;height:44px;border-radius:12px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:22px}
.calc-card-head strong{display:block;color:var(--navy);font-size:17px}
.calc-card-head small{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:17px}
.field > label,.field > span{font-size:12.5px;font-weight:700;color:var(--ink)}
.field input,.field select,.field textarea{border:1.5px solid var(--line);border-radius:10px;padding:11px 13px;outline:0;background:#fff;transition:.2s;font-size:14px;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(15,163,168,.12)}
.field textarea{resize:vertical;line-height:1.6}
.select-wrap{position:relative;display:block}
.select-wrap select{appearance:none;padding-right:36px;cursor:pointer}
.select-wrap > .icon{position:absolute;right:13px;top:50%;transform:translateY(-50%);pointer-events:none;color:var(--muted);font-size:16px}
.field-hint{font-size:11.5px;color:var(--muted)}
.calc-result{background:linear-gradient(120deg,#eef7fb,#e8f7f5);border:1px solid #d5ebee;border-radius:14px;padding:20px;margin:4px 0 16px}
.calc-result-label{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.04em}
.calc-result-value{color:var(--navy);font-size:15px;font-weight:650;margin:4px 0 6px}
.calc-result-value strong{font-size:34px;font-weight:800;letter-spacing:-.02em}
.calc-result-detail{font-size:12px;color:var(--muted);line-height:1.6;min-height:19px}
.calc-meta{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:12.5px;color:var(--muted);margin-bottom:14px}
.calc-meta span{display:inline-flex;align-items:center;gap:6px}
.calc-meta .icon{color:var(--teal);font-size:15px}
.calc-meta b{color:var(--ink);font-weight:700}
.calc-disclaimer{font-size:11.5px;color:var(--muted);line-height:1.7;background:#f6f9fb;border-radius:9px;padding:11px 13px;margin:0}

/* ---------- advantages ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.adv-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 24px;box-shadow:var(--shadow-sm);transition:.25s;position:relative;overflow:hidden}
.adv-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--teal),var(--blue));opacity:0;transition:.25s}
.adv-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.adv-card:hover::before{opacity:1}
.adv-icon{width:46px;height:46px;border-radius:13px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:22px;margin-bottom:18px}
.adv-card:nth-child(2) .adv-icon{background:var(--teal-soft);color:var(--teal)}
.adv-card:nth-child(3) .adv-icon{background:#fff2e5;color:var(--orange)}
.adv-card:nth-child(4) .adv-icon{background:#eeeefb;color:#5658a8}
.adv-card h3{font-size:17px;margin-bottom:10px}
.adv-card p{font-size:13px;color:var(--muted);line-height:1.8;margin:0}
.flow-block{margin-top:56px;background:var(--tint);border:1px solid var(--line);border-radius:20px;padding:38px 36px}
.flow-head{text-align:center;margin-bottom:30px}
.flow-head h3{font-size:22px;margin-bottom:8px}
.flow-head p{font-size:13.5px;color:var(--muted);margin:0}
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.flow-step{position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 20px;text-align:center}
.flow-step:not(:last-child)::after{content:"";position:absolute;right:-17px;top:50%;width:16px;height:2px;background:#bcd9e9;z-index:2}
.flow-step-num{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.12em;color:var(--teal);margin-bottom:10px}
.flow-step h4{font-size:14.5px;margin-bottom:7px}
.flow-step p{font-size:12px;color:var(--muted);line-height:1.7;margin:0}
.flow-note{text-align:center;font-size:12px;color:var(--muted);margin:24px 0 0}

/* ---------- network ---------- */
.network-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:stretch}
.network-visual{position:relative;border-radius:18px;overflow:hidden;min-height:420px}
.network-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.network-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,32,54,.1) 30%,rgba(8,32,54,.86))}
.network-visual-overlay{position:absolute;left:26px;bottom:26px;z-index:2;color:#fff}
.network-visual-overlay span{display:block;font-size:11px;font-weight:800;letter-spacing:.14em;color:#8ce4e0;margin-bottom:8px}
.network-visual-overlay strong{display:block;color:#fff;font-size:19px;line-height:1.5}
.network-nodes{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.node-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:23px;box-shadow:var(--shadow-sm)}
.node-card .pin{width:38px;height:38px;border-radius:11px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:19px;margin-bottom:15px}
.node-card:nth-child(3) .pin,.node-card:nth-child(4) .pin{background:var(--teal-soft);color:var(--teal)}
.node-card .node-tag{font-size:10.5px;font-weight:800;letter-spacing:.12em;color:var(--muted);text-transform:uppercase;margin-bottom:6px}
.node-card h3{font-size:17px;margin-bottom:8px}
.node-card p{font-size:12.5px;color:var(--muted);line-height:1.75;margin:0}

/* ---------- tools ---------- */
.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tool-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 23px;box-shadow:var(--shadow-sm);transition:.25s;display:flex;flex-direction:column}
.tool-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#bcd9ef}
.tool-icon{width:45px;height:45px;border-radius:12px;background:linear-gradient(135deg,var(--navy),var(--blue));color:#8fe6e2;display:grid;place-items:center;font-size:21px;margin-bottom:17px}
.tool-card h3{font-size:16.5px;margin-bottom:9px}
.tool-card p{font-size:12.8px;color:var(--muted);line-height:1.8;margin-bottom:16px}
.tool-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px}
.tool-tags span{font-size:11px;color:var(--blue);background:var(--blue-soft);border-radius:5px;padding:4px 8px;font-weight:650}
.tool-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--blue)}
.tool-link:hover{gap:12px}
.tool-link .icon{font-size:14px}

/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start}
.faq-side h2{font-size:clamp(26px,2.7vw,34px);margin-bottom:16px}
.faq-side p{color:var(--muted);font-size:14.5px;line-height:1.85;margin-bottom:26px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;overflow:hidden;box-shadow:var(--shadow-sm)}
.faq-item summary{list-style:none;display:flex;align-items:center;gap:14px;padding:18px 22px;cursor:pointer;font-weight:700;color:var(--ink);font-size:14.5px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .q-num{font-size:11px;font-weight:800;color:var(--teal);letter-spacing:.08em}
.faq-item summary .icon{margin-left:auto;color:var(--muted);font-size:17px;transition:transform .25s}
.faq-item[open] summary .icon{transform:rotate(180deg)}
.faq-item[open] summary{border-bottom:1px solid var(--line)}
.faq-item .a{padding:18px 22px 20px;font-size:13.5px;color:var(--body);line-height:1.85}

/* ---------- contact ---------- */
.contact-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:16px}
.contact-card{background:var(--tint);border:1px solid var(--line);border-radius:16px;padding:25px}
.contact-card h3{font-size:16px;margin-bottom:16px;color:var(--navy)}
.contact-line{display:flex;gap:12px;align-items:flex-start;padding:9px 0;border-bottom:1px dashed #dce6ee}
.contact-line:last-child{border-bottom:0;padding-bottom:0}
.contact-line > .icon{font-size:17px;color:var(--teal);margin-top:4px}
.contact-line span{display:flex;flex-direction:column;min-width:0}
.contact-line small{font-size:11.5px;color:var(--muted);line-height:1.5}
.contact-line strong{font-size:14px;color:var(--ink);font-weight:650;line-height:1.55;word-break:break-word}
a.contact-line:hover strong{color:var(--blue)}
.wechat-card{display:flex;align-items:center;gap:18px;background:linear-gradient(120deg,#eaf6f5,#f4f9fc);border:1px solid var(--line);border-radius:16px;padding:18px}
.wechat-card img{width:96px;height:96px;border-radius:10px;background:#fff;padding:5px;border:1px solid var(--line);flex:none}
.wechat-card strong{display:block;color:var(--navy);font-size:15px;margin-bottom:6px}
.wechat-card p{font-size:12.5px;color:var(--muted);line-height:1.7;margin:0}
.quote-form{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.form-head{margin-bottom:22px}
.form-head h3{font-size:20px;margin-bottom:6px}
.form-head p{font-size:13px;color:var(--muted);margin:0}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.form-grid .field{margin-bottom:0;gap:6px}
.field-full{grid-column:1/-1}
.form-grid .field input,.form-grid .field select,.form-grid .field textarea{font-size:13.5px}
.form-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.form-hint{font-size:11.5px;color:var(--muted);margin:14px 0 0;line-height:1.7}
.form-status{margin-top:12px;font-size:13px;font-weight:650;color:var(--teal);min-height:0}
.form-status.error{color:#c2410c}

/* ---------- footer ---------- */
.site-footer{background:#082139;color:rgba(255,255,255,.62);padding:66px 0 24px}
.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:44px}
.brand-light .brand-text strong{color:#fff}
.brand-light .brand-text small{color:rgba(255,255,255,.5)}
.footer-brand > p{font-size:13px;line-height:1.85;margin:20px 0 22px;max-width:310px;color:rgba(255,255,255,.6)}
.footer-lang{display:flex;align-items:center;gap:12px;font-size:12.5px}
.footer-col{display:flex;flex-direction:column;gap:11px}
.footer-col h4{color:#fff;font-size:14px;margin-bottom:6px}
.footer-col a,.footer-col span{font-size:12.8px;line-height:1.6;color:rgba(255,255,255,.62);transition:color .2s}
.footer-col a:hover{color:#8ce4e0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-bottom p{font-size:11.5px;margin:0;color:rgba(255,255,255,.5);line-height:1.7}
.footer-disclaimer{max-width:640px;text-align:right}

/* ---------- Mexico warehouse ---------- */
.wh-layout{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.wh-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.wh-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px 22px;box-shadow:var(--shadow-sm);transition:.25s}
.wh-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.wh-icon{width:40px;height:40px;border-radius:11px;background:var(--blue-soft);color:var(--blue);display:grid;place-items:center;font-size:20px;margin-bottom:16px}
.wh-card:nth-child(2) .wh-icon{background:var(--teal-soft);color:var(--teal)}
.wh-card:nth-child(3) .wh-icon{background:#fff2e5;color:var(--orange)}
.wh-card:nth-child(4) .wh-icon{background:#eeeefb;color:#5658a8}
.wh-card h3{font-size:16px;margin-bottom:9px}
.wh-card p{font-size:12.5px;color:var(--muted);line-height:1.8;margin:0}
.wh-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:var(--shadow-sm)}
.wh-panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.wh-panel h3{font-size:18px;margin:0}
.wh-badge{font-size:10.5px;font-weight:800;letter-spacing:.08em;color:var(--teal);background:var(--teal-soft);padding:5px 11px;border-radius:999px;white-space:nowrap}
.wh-panel-sub{font-size:12.5px;color:var(--muted);margin:8px 0 16px}
.wh-table{width:100%;border-collapse:collapse;font-size:13px}
.wh-table th{text-align:left;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;padding:0 10px 10px;border-bottom:1px solid var(--line)}
.wh-table th:last-child{text-align:right}
.wh-table td{padding:10px;border-bottom:1px solid #f0f4f7;color:var(--navy)}
.wh-table tr:last-child td{border-bottom:0}
.wh-table .wh-rate{text-align:right;font-weight:800;color:var(--blue);white-space:nowrap}
.wh-note{font-size:11.5px;line-height:1.75;color:var(--muted);background:var(--tint);border-radius:10px;padding:12px 14px;margin:16px 0 22px}
.wh-cover h4{font-size:14px;margin:0 0 12px}
.wh-chips{display:flex;flex-wrap:wrap;gap:8px}
.wh-chips span{font-size:11.5px;font-weight:650;color:var(--blue);background:var(--blue-soft);border:1px solid #d8e7f5;padding:6px 11px;border-radius:999px}
.wh-cover-note{font-size:11.5px;line-height:1.7;color:var(--muted);margin:12px 0 0}
.wh-cta{margin-top:22px}

/* ---------- Latin America sea freight ---------- */
.latam-section{background:linear-gradient(155deg,#eaf3fb 0%,#f4f8fb 48%,#e4f6f5 100%)}
.rates-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.ls-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:32px}
.ls-stat{background:#fff;border:1px solid rgba(24,95,165,.12);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow-sm)}
.ls-stat strong{display:block;font-size:clamp(22px,2.4vw,30px);color:var(--navy);line-height:1.2;letter-spacing:-.02em}
.ls-stat small{display:block;font-size:12.5px;color:var(--muted);margin-top:6px;line-height:1.5}
.ls-template{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;box-shadow:var(--shadow-sm)}
.ls-template-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:20px}
.ls-template-head h3{font-size:19px;margin:0 0 6px}
.ls-template-head p{font-size:12.5px;color:var(--muted);margin:0;max-width:560px;line-height:1.7}
.ls-template-tools{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.ls-template-tools .search-box{min-width:210px}
.ls-badge{font-size:10.5px;font-weight:800;letter-spacing:.08em;color:var(--teal);background:var(--teal-soft);padding:7px 12px;border-radius:999px;white-space:nowrap}
.ls-table-wrap{box-shadow:none}
.ls-swipe{display:none;font-size:11.5px;color:var(--blue);font-weight:650;margin:0 0 10px;text-align:right}
.ls-table{width:100%;border-collapse:collapse;min-width:940px;font-size:13px}
.ls-table thead th{background:#f0f6fa;color:var(--navy);font-size:11.5px;font-weight:800;letter-spacing:.03em;text-align:left;padding:13px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.ls-table tbody td{padding:12px 14px;border-bottom:1px solid #eef2f6;vertical-align:top;color:var(--body);line-height:1.6}
.ls-table tbody tr:last-child td{border-bottom:0}
.ls-table tbody tr:hover{background:#f9fcfe}
.ls-name{font-weight:750;color:var(--ink);white-space:nowrap}
.ls-code{display:inline-block;font-size:11px;font-weight:800;color:var(--blue);background:var(--blue-soft);border-radius:5px;padding:3px 8px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.ls-price{font-weight:800;color:var(--navy);white-space:nowrap}
.ls-table tbody td small{display:block;font-weight:500;color:var(--muted);font-size:11px;margin-top:3px;white-space:normal;line-height:1.5}
.ls-transit{font-weight:650;color:var(--teal);white-space:nowrap}
.ls-delivery,.ls-cargo{font-size:12.5px}
.ls-note{font-size:11.5px;line-height:1.8;color:var(--muted);background:var(--tint);border-radius:10px;padding:13px 15px;margin:18px 0 0}
.ls-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.group-latamsea{background:#e4f6f5;color:#0b7f83}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .main-nav{gap:17px}
  .main-nav a{font-size:13px}
  .header-cta{display:none}
  .hero-inner{gap:36px;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr)}
  .adv-grid,.tool-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .ls-stats{grid-template-columns:repeat(2,1fr)}
  .ls-swipe{display:block}
  .wh-layout{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-col:last-child{grid-column:1/-1;flex-direction:row;flex-wrap:wrap;gap:18px}
  .footer-col:last-child h4{width:100%;margin-bottom:0}
}
@media (max-width:900px){
  .container{width:min(100% - 36px,var(--max))}
  .header-inner{height:66px}
  .menu-toggle{display:inline-flex}
  .main-nav{position:absolute;top:66px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0;padding:10px 18px 18px;display:none}
  .main-nav.open{display:flex}
  .main-nav a{padding:13px 6px;border-bottom:1px solid #f0f4f7;font-size:14.5px}
  .main-nav a::after{display:none}
  .hero{min-height:auto;padding:118px 0 100px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-card{max-width:100%;min-width:0}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .about-layout,.calc-layout,.network-layout,.faq-layout,.contact-layout{grid-template-columns:1fr;gap:36px}
  .about-visual{aspect-ratio:16/10}
  .pillars,.service-grid{grid-template-columns:repeat(2,1fr)}
  .flow-steps{grid-template-columns:repeat(2,1fr)}
  .flow-step:not(:last-child)::after{display:none}
  .network-visual{min-height:300px}
  .calc-copy{max-width:640px}
  .footer-disclaimer{text-align:left;max-width:none}
}
@media (max-width:640px){
  body{font-size:15px}
  .section{padding:68px 0}
  .section-head{margin-bottom:36px}
  .split-head{flex-direction:column;align-items:flex-start;gap:14px}
  .hero h1{font-size:32px}
  .hero h1 em{font-size:.7em}
  .hero-lead{font-size:15px}
  .hero-tags{gap:10px 18px}
  .hero-card{padding:22px}
  .stats-grid{grid-template-columns:1fr;margin-top:-30px}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:20px 22px}
  .stat:last-child{border-bottom:0}
  .pillars,.service-grid,.adv-grid,.tool-grid,.network-nodes,.flow-steps,.form-grid{grid-template-columns:1fr}
  .wh-cards{grid-template-columns:1fr}
  .wh-panel{padding:22px}
  .wh-cta{width:100%}
  .service-media{height:160px}
  .rates-toolbar{flex-direction:column;align-items:stretch}
  .search-box{min-width:0}
  .rates-foot{flex-direction:column;align-items:stretch}
  .rates-actions .btn{flex:1}
  .ls-template{padding:18px}
  .ls-template-tools{width:100%}
  .ls-template-tools .search-box{min-width:0;flex:1}
  .ls-actions .btn{flex:1}
  .ls-stats{gap:10px}
  .ls-stat{padding:16px}
  .flow-block{padding:28px 20px}
  .quote-form{padding:22px}
  .form-actions .btn{flex:1}
  .footer-main{grid-template-columns:1fr;gap:30px}
  .footer-col:last-child{flex-direction:column;gap:11px}
  .footer-col:last-child h4{width:auto}
  .footer-bottom{flex-direction:column}
  .wechat-card img{width:80px;height:80px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}