/* ==========================================================================
   Tradewebsite.uk — shared stylesheet
   Dark navy base, blue + green accents, mobile first, no JS required.
   ========================================================================== */

:root {
  --navy:        #0b1220;   /* page base */
  --navy-2:      #111c33;   /* card / section background */
  --navy-3:      #0e1729;   /* alt section background */
  --line:        #1e2c47;   /* borders */
  --blue:        #2e9bff;   /* logo blue */
  --blue-dark:   #1f7fe0;
  --green:       #25d07d;   /* logo green */
  --green-dark:  #1bae67;
  --text:        #ffffff;
  --muted:       #aebbd2;   /* secondary text */
  --radius:      14px;
  --radius-sm:   10px;
  --maxw:        1080px;
  --shadow:      0 10px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--navy);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Typography ---------- */
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 5vw, 3rem); }
h2 { font-size: clamp(1.4rem, 3.5vw, 2rem); margin-top: 0; }
h3 { font-size: 1.15rem; }
p  { margin: 0 0 1rem; color: var(--muted); }
.lead { font-size: 1.15rem; color: #c7d2e6; max-width: 60ch; }

.accent-blue  { color: var(--blue); }
.accent-green { color: var(--green); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-wa {
  background: var(--green);
  color: #04210f;
  box-shadow: 0 6px 18px rgba(37,208,125,.25);
}
.btn-wa:hover { background: var(--green-dark); }
.btn-email {
  background: var(--blue);
  color: #04162b;
  box-shadow: 0 6px 18px rgba(46,155,255,.25);
}
.btn-email:hover { background: var(--blue-dark); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--blue); }
.btn-sm { padding: .55rem 1rem; font-size: .92rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11,18,32,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .7rem 20px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 700; color: #fff; }
.brand:hover { text-decoration: none; }
.brand img { height: 38px; width: auto; }
.brand span { font-size: 1.05rem; }
.brand span b { color: var(--blue); }

.nav { display: none; gap: 1.3rem; align-items: center; }
.nav a { color: var(--muted); font-size: .95rem; font-weight: 500; }
.nav a:hover { color: #fff; text-decoration: none; }

.header-cta { display: flex; align-items: center; gap: .5rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(3rem, 8vw, 6rem) 0 clamp(2.5rem, 6vw, 4rem);
  background:
    radial-gradient(900px 400px at 80% -10%, rgba(46,155,255,.16), transparent 60%),
    radial-gradient(700px 380px at 0% 10%, rgba(37,208,125,.12), transparent 55%);
}
.hero h1 { max-width: 16ch; }
.hero .lead { margin-bottom: 1.6rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.2rem; }
.eyebrow {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--green);
  background: rgba(37,208,125,.1);
  border: 1px solid rgba(37,208,125,.25);
  padding: .35rem .75rem;
  border-radius: 999px;
  margin-bottom: 1.1rem;
}
.price-pill {
  display: inline-flex;
  align-items: baseline;
  gap: .4rem;
  margin-top: 1.4rem;
  color: var(--muted);
  font-size: .95rem;
}
.price-pill b { color: #fff; font-size: 1.6rem; }

/* ---------- Sections ---------- */
section { padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.section-alt { background: var(--navy-3); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 60ch; margin-bottom: 2rem; }
.section-head p { font-size: 1.05rem; }

/* ---------- Cards / grid ---------- */
.grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
.grid-2 { display: grid; gap: 1rem; grid-template-columns: 1fr; }
.grid-3 { display: grid; gap: 1rem; grid-template-columns: 1fr; }

.card {
  background: var(--navy-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem;
}
.card h3 { margin-bottom: .4rem; }
.card p:last-child { margin-bottom: 0; }
.card .ico {
  width: 42px; height: 42px;
  display: grid; place-items: center;
  border-radius: 11px;
  background: rgba(46,155,255,.12);
  color: var(--blue);
  margin-bottom: .9rem;
  font-size: 1.3rem;
}
.card.green .ico { background: rgba(37,208,125,.12); color: var(--green); }

/* ---------- Feature / "what you get" list ---------- */
.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: .7rem; }
.ticks li { position: relative; padding-left: 2rem; color: #d4dcec; }
.ticks li::before {
  content: "✓";
  position: absolute; left: 0; top: 0;
  width: 1.4rem; height: 1.4rem;
  display: grid; place-items: center;
  background: rgba(37,208,125,.15);
  color: var(--green);
  border-radius: 50%;
  font-size: .8rem;
  font-weight: 700;
}

/* ---------- Price card ---------- */
.price-card {
  background: linear-gradient(180deg, var(--navy-2), var(--navy-3));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem;
  box-shadow: var(--shadow);
}
.price-card .amount { font-size: 2.6rem; font-weight: 800; color: #fff; }
.price-card .amount small { font-size: 1rem; color: var(--muted); font-weight: 500; }

/* ---------- Image placeholder ---------- */
.shot {
  border: 1px dashed var(--line);
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.012) 0 12px, transparent 12px 24px),
    var(--navy-2);
  border-radius: var(--radius);
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--muted);
  padding: 1rem;
}
.shot .label { font-size: .9rem; }
.shot .label b { color: #fff; display: block; font-size: 1rem; }
figure { margin: 0; }
figcaption { color: var(--muted); font-size: .85rem; margin-top: .6rem; text-align: center; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: .8rem; }
.faq details {
  background: var(--navy-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0 1.1rem;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 1.05rem 0;
  font-weight: 600;
  color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--blue); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details > p { padding: 0 0 1.05rem; margin: 0; }

/* ---------- Prose (content pages) ---------- */
.prose { max-width: 70ch; }
.prose h2 { margin-top: 2.2rem; }
.prose h3 { margin-top: 1.6rem; color: #e7edf8; }
.prose ul { padding-left: 1.2rem; color: #d4dcec; }
.prose li { margin-bottom: .4rem; }
.prose p { color: #c7d2e6; }
.prose a { text-decoration: underline; }

/* ---------- Trade link cards (home) ---------- */
.trade-links { display: grid; gap: .8rem; grid-template-columns: 1fr; }
.trade-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--navy-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  color: #fff;
  font-weight: 600;
}
.trade-links a:hover { border-color: var(--blue); text-decoration: none; transform: translateY(-1px); transition: .12s; }
.trade-links a span.arrow { color: var(--blue); }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, rgba(46,155,255,.14), rgba(37,208,125,.12));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.6rem, 4vw, 2.6rem);
  text-align: center;
}
.cta-band h2 { margin-bottom: .4rem; }
.cta-band .cta-row { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-3);
  border-top: 1px solid var(--line);
  padding: 2.5rem 0 2rem;
  margin-top: 1rem;
}
.footer-grid {
  display: grid;
  gap: 1.6rem;
  grid-template-columns: 1fr;
}
.footer-brand .brand { margin-bottom: .6rem; }
.footer-col h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 .8rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.footer-col a { color: #c7d2e6; font-size: .95rem; }
.footer-col a:hover { color: #fff; }
.footer-contact a { display: flex; align-items: center; gap: .5rem; }
.footer-bottom {
  border-top: 1px solid var(--line);
  margin-top: 2rem;
  padding-top: 1.2rem;
  color: var(--muted);
  font-size: .85rem;
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  justify-content: space-between;
}

/* ---------- Screenshot slideshow (pure CSS auto-rotate, no JS) ---------- */
.ss { margin: 0; }
.ss-track {
  position: relative;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--navy-3);
}
.ss-track img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
  opacity: 0;
  animation: ss-fade 15s infinite;
}
.ss-track img:nth-of-type(1) { animation-delay: 0s; }
.ss-track img:nth-of-type(2) { animation-delay: 3s; }
.ss-track img:nth-of-type(3) { animation-delay: 6s; }
.ss-track img:nth-of-type(4) { animation-delay: 9s; }
.ss-track img:nth-of-type(5) { animation-delay: 12s; }

@keyframes ss-fade {
  0%   { opacity: 0; }
  2%   { opacity: 1; }
  20%  { opacity: 1; }
  24%  { opacity: 0; }
  100% { opacity: 0; }
}

/* Graceful fallback: if motion is reduced, just show the first screenshot */
@media (prefers-reduced-motion: reduce) {
  .ss-track img { animation: none; }
  .ss-track img:nth-of-type(1) { opacity: 1; }
}

/* ---------- Blog ---------- */
.breadcrumb { font-size: .85rem; color: var(--muted); margin-bottom: 1rem; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: #fff; }

.post-meta { color: var(--muted); font-size: .9rem; margin: 0 0 1.4rem; }
.post-tag {
  display: inline-block; background: rgba(46,155,255,.12); color: var(--blue);
  border: 1px solid rgba(46,155,255,.25); border-radius: 999px;
  padding: .25rem .75rem; font-size: .72rem; font-weight: 600; margin-bottom: 1rem;
  text-transform: uppercase; letter-spacing: .06em;
}

.post-list { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
.post-card {
  display: flex; flex-direction: column;
  background: var(--navy-2); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.4rem;
  transition: transform .12s, border-color .12s;
}
.post-card:hover { transform: translateY(-2px); border-color: var(--blue); }
.post-card .date { color: var(--muted); font-size: .8rem; }
.post-card h2 { font-size: 1.2rem; margin: .35rem 0 .5rem; }
.post-card h2 a { color: #fff; }
.post-card h2 a:hover { color: var(--blue); text-decoration: none; }
.post-card p { color: var(--muted); margin: 0 0 1rem; font-size: .96rem; }
.post-card .read { margin-top: auto; color: var(--blue); font-weight: 600; font-size: .95rem; }

.post-cta {
  margin-top: 2.5rem; padding: 1.6rem;
  background: linear-gradient(120deg, rgba(46,155,255,.12), rgba(37,208,125,.1));
  border: 1px solid var(--line); border-radius: var(--radius);
}
.post-cta h3 { margin-top: 0; }
.post-cta p:last-child { margin-bottom: 0; }
.post-foot { margin-top: 2rem; padding-top: 1.2rem; border-top: 1px solid var(--line); font-size: .95rem; color: var(--muted); }

@media (min-width: 720px) {
  .post-list { grid-template-columns: 1fr 1fr; }
}

/* ---------- Contact form ---------- */
.form { display: grid; gap: 1rem; }
.form .row { display: grid; gap: 1rem; grid-template-columns: 1fr; }
.form label { display: block; font-size: .85rem; font-weight: 600; color: #d4dcec; margin-bottom: .4rem; }
.form input, .form textarea {
  width: 100%; padding: .8rem .9rem; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--navy-3); color: #fff;
  font: inherit; font-size: 1rem;
}
.form textarea { min-height: 150px; resize: vertical; }
.form input:focus, .form textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(46,155,255,.18);
}
.form input::placeholder, .form textarea::placeholder { color: #6b7a96; }
.form .btn { width: 100%; justify-content: center; }
.form-note { font-size: .82rem; color: var(--muted); margin: 0; }
.form-status { display: none; padding: 1rem 1.1rem; border-radius: var(--radius-sm); margin-bottom: 1.1rem; font-weight: 500; }
.form-status.ok { display: block; background: rgba(37,208,125,.12); border: 1px solid rgba(37,208,125,.35); color: #a8f0cd; }
.form-status.err { display: block; background: rgba(255,90,90,.1); border: 1px solid rgba(255,90,90,.35); color: #ffb3b3; }
.contact-grid { display: grid; gap: 1.2rem; grid-template-columns: 1fr; align-items: start; }
.contact-card { background: var(--navy-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.contact-card h2 { font-size: 1.2rem; }
.contact-methods { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: .9rem; }
.contact-methods a { display: flex; align-items: center; gap: .6rem; color: #e7edf8; }

@media (min-width: 560px) { .form .row { grid-template-columns: 1fr 1fr; } }
@media (min-width: 860px) { .contact-grid { grid-template-columns: .85fr 1.15fr; } }

/* ---------- Responsive ---------- */
@media (min-width: 720px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .trade-links { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .hero-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 2.5rem; align-items: center; }
}

@media (min-width: 900px) {
  .nav { display: flex; }
}

/* ---------- Utilities ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; }
.muted { color: var(--muted); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}