/* ==========================
   Brand (DHL-inspired)
   ========================== */
:root{
  --brand:#ffd200;           /* DHL yellow */
  --brand-ink:#111;          /* dark ink on yellow */
  --brand-accent:#d40511;    /* DHL red */
  --bg:#fff3cd;              /* warm pale backdrop */
  --ink:#1f2937;             /* slate-ish text */
  --muted:#6b7280;
  --panel:#ffffff;
  --border:#e5e7eb;
  --shadow:0 10px 30px rgba(0,0,0,.08);
  --radius:16px;
}

/* Reset / Base */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(1200px 600px at 0% -10%, rgba(255,210,0,.2), transparent 40%),
    radial-gradient(1000px 500px at 100% 0%, rgba(212,5,17,.12), transparent 45%),
    var(--bg);
  font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,"Helvetica Neue",Arial,"Apple Color Emoji","Segoe UI Emoji";
}

img{max-width:100%;display:block}
a{color:var(--brand-accent);text-decoration:none}
a:hover{text-decoration:underline}

/* Container */
.container{max-width:1120px;margin-inline:auto;padding-inline:20px}

/* Top CTA (Back/Home Pickup) */
.top-cta{
  text-align:center;
  padding:12px 0;
}
.back-btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:12px 20px;border-radius:999px;border:2px solid var(--brand-accent);
  background:linear-gradient(90deg,var(--brand),#ffe45e);
  color:var(--brand-ink);font-weight:800;letter-spacing:.2px;
  box-shadow:0 6px 18px rgba(212,5,17,.12);
  transition:transform .08s ease,filter .2s ease,box-shadow .2s ease;
}
.back-btn:hover{filter:brightness(1.03);box-shadow:0 10px 26px rgba(212,5,17,.2)}
.back-btn:active{transform:translateY(1px)}

/* Loader */
.page-loader{
  position:fixed;inset:0;background:rgba(255,255,255,.9);
  display:grid;place-items:center;z-index:9999;
  transition:opacity .25s ease,visibility .25s ease;
}
.page-loader.hide{opacity:0;visibility:hidden}
.spinner{
  width:40px;height:40px;border:4px solid #eee;border-top-color:var(--brand-accent);
  border-radius:50%;animation:spin 1s linear infinite
}
@keyframes spin{to{transform:rotate(360deg)}}

/* Header / Nav */
.site-header{
  position:sticky;top:0;z-index:50;
  background:linear-gradient(0deg,var(--brand),#ffde33);
  border-bottom:1px solid #f5c400;
  box-shadow:var(--shadow);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:12px 0;
}
.brand{display:flex;align-items:center;gap:.7rem}
.brand-mark{
  width:28px;height:28px;border-radius:6px;
  background:linear-gradient(135deg,var(--brand-accent),#ff5548);
  box-shadow:0 6px 16px rgba(212,5,17,.3)
}
.brand-name{color:var(--brand-ink);font-weight:900;font-size:1.2rem;letter-spacing:.3px}

/* Nav */
.top-nav{display:flex;gap:1rem}
.nav-link{
  color:#332d00;background:rgba(255,255,255,.0);
  padding:.5rem .7rem;border-radius:10px;font-weight:700
}
.nav-link:hover,.nav-link.is-active{background:rgba(255,255,255,.3)}
/* Hamburger */
.nav-toggle{display:none;background:none;border:none;width:40px;height:40px;position:relative}
.nav-toggle span{position:absolute;left:9px;right:9px;height:2px;background:#332d00;border-radius:2px;transition:transform .2s}
.nav-toggle span:nth-child(1){top:12px}
.nav-toggle span:nth-child(2){top:19px}
.nav-toggle span:nth-child(3){top:26px}

@media (max-width:880px){
  .nav-toggle{display:inline-block}
  .top-nav{
    position:absolute;right:20px;top:64px;
    background:var(--panel);border:1px solid var(--border);
    box-shadow:var(--shadow);border-radius:12px;padding:10px;display:none;flex-direction:column
  }
  .top-nav.open{display:flex}
}

/* Hero */
.hero{padding:48px 0}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
@media (max-width:980px){.hero-inner{grid-template-columns:1fr}}
.hero-copy .h1{margin:0 0 .4rem;font-size:clamp(1.8rem,3vw+1rem,2.6rem);font-weight:900;color:#1a1a1a}
.hero-copy .muted{color:#4b5563;max-width:56ch}
.hero-ctas{margin-top:16px;display:flex;gap:12px;flex-wrap:wrap}
.btn{--bg:var(--brand-accent);--fg:#fff;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  background:linear-gradient(135deg,var(--bg),#f03a2e);color:var(--fg);
  padding:12px 18px;border:none;border-radius:14px;font-weight:900;letter-spacing:.2px;
  box-shadow:var(--shadow);cursor:pointer;transition:transform .07s ease,filter .2s ease}
.btn:hover{filter:brightness(1.05) saturate(1.1)}
.btn:active{transform:translateY(1px)}
.btn-primary{--bg:var(--brand-accent)}
.btn-ghost{
  --fg:#111;background:#fff;color:#111;border:2px solid #111
}

.hero-art .plane{
  width:100%;height:220px;border-radius:16px;
  background:
    linear-gradient(135deg, rgba(212,5,17,.12), rgba(255,210,0,.22)),
    url('images/hero.jpg') center/cover no-repeat;
  box-shadow:var(--shadow)
}

/* Sections */
.section{padding:56px 0}
.section-alt{background:#fff;height:auto}
.section-title{text-align:center;margin:0 0 24px}

/* Cards (Services) */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:980px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.cards{grid-template-columns:1fr}}
.card{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);transition:transform .2s ease
}
.card:hover{transform:translateY(-3px)}
.card-icon{width:44px;height:44px;border-radius:10px;background:#fff;display:grid;place-items:center;margin-bottom:10px;border:1px solid var(--border)}

/* Forms */
.form-group{display:grid;gap:8px}
label{font-weight:800}
.input{
  width:100%;border:1px solid var(--border);border-radius:12px;background:#fff;
  padding:.8rem .95rem;outline:none;transition:box-shadow .2s,border-color .2s
}
.input:focus{
  border-color:#111;box-shadow:0 0 0 6px rgba(17,17,17,.07)
}
textarea.input{resize:vertical;min-height:110px}

/* Tracking form */
.track-form{display:flex;gap:12px;justify-content:center;max-width:680px;margin:0 auto}
.track-input{flex:1}
@media (max-width:560px){.track-form{flex-direction:column}}
.status{font-size:.95rem;color:var(--muted);text-align:center}
.status-success{color:#137333}
.status-error{color:#b00020}
.mt-8{margin-top:16px}

/* Contact form */
.contact-form{max-width:720px;margin:0 auto;display:grid;gap:16px}
.grid-2{display:grid;gap:16px}
@media (min-width:680px){.grid-2{grid-template-columns:1fr 1fr}}

/* Footer */
.site-footer{
  border-top:1px solid var(--border);
  background:#fff; padding:22px 0; margin-top:24px
}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-brand{display:flex;align-items:center;gap:.6rem}
.fine{color:var(--muted);font-size:.9rem}

/* A11y helpers */
.sr-only{
  position:absolute !important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0
}

/* Honeypot */
.honeypot{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}