/* ==========================================================================
   Piccadilly Networks — Main stylesheet
   Palette: white + blue.  Edit the variables below to rebrand the whole site.
   ========================================================================== */

:root{
  /* =========================================================================
     BRAND PALETTE — every colour on the site comes from here.
     The hue is sampled straight from the Piccadilly Networks logo: #0048D0.
     Change these ten values and the whole site re-skins, light and dark.
     ====================================================================== */
  --blue-050:#eef4fe;   /* tinted section backgrounds */
  --blue-100:#e0eafe;   /* icon tiles, nav hover */
  --blue-200:#9ebefa;
  --blue-300:#6296f8;   /* dark-mode accent */
  --blue-400:#1f6bf9;   /* hero gradient highlight */
  --blue-500:#0048d0;   /* BRAND BLUE — buttons, links, active states */
  --blue-600:#0040b8;   /* button hover */
  --blue-700:#043490;
  --blue-800:#062765;   /* hero gradient base */
  --blue-900:#071b40;   /* headings, footer */

  /* ---- Semantic tokens (cool-tinted greys, mixed toward the brand hue) ---- */
  --bg:#ffffff;
  --bg-alt:var(--blue-050);
  --bg-card:#ffffff;
  --text:#0f1e33;
  --text-muted:#55647d;
  --heading:var(--blue-900);
  --accent:var(--blue-500);
  --accent-hover:var(--blue-600);
  --border:#dbe4f2;
  --shadow:0 1px 2px rgba(7,27,64,.05), 0 8px 24px rgba(7,27,64,.06);
  --shadow-lg:0 2px 4px rgba(7,27,64,.07), 0 16px 40px rgba(7,27,64,.11);

  --header-bg:rgba(255,255,255,.88);
  --footer-bg:var(--blue-900);
  --footer-text:#c3d4ee;

  --radius:14px;
  --radius-sm:8px;
  --maxw:1160px;
  --gutter:24px;
  --font:'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
}

html[data-theme="dark"]{
  --bg:#0a1424;
  --bg-alt:#0f1c31;
  --bg-card:#12213a;
  --text:#dbe5f5;
  --text-muted:#93a5c1;
  --heading:#ffffff;
  --accent:var(--blue-300);
  --accent-hover:#8fb4fa;
  --border:#22344f;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
  --shadow-lg:0 2px 4px rgba(0,0,0,.45), 0 16px 40px rgba(0,0,0,.45);
  --header-bg:rgba(10,20,36,.9);
  --footer-bg:#070f1c;
  --footer-text:#93a5c1;
  --blue-100:#16294a;
  --blue-050:#0f1c31;
}

/* --------------------------------------------------------------- reset -- */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.65;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  transition:background .25s ease,color .25s ease;
}
img{max-width:100%;display:block;}
a{color:var(--accent);text-decoration:none;}
a:hover{color:var(--accent-hover);}
h1,h2,h3,h4{color:var(--heading);line-height:1.2;margin:0 0 .5em;font-weight:700;}
h1{font-size:clamp(2rem,4.6vw,3.25rem);letter-spacing:-.02em;}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem);letter-spacing:-.01em;}
h3{font-size:1.2rem;}
p{margin:0 0 1rem;}
ul{margin:0 0 1rem;padding-left:1.2rem;}

/* ------------------------------------------------------- focus states --- */
/* Keyboard users must always be able to see where they are. */
:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:3px;
  border-radius:4px;
}
.hero :focus-visible,.cta :focus-visible,.pagehead :focus-visible,
.footer :focus-visible{outline-color:#fff;}
/* Skip link — hidden until focused, then pinned to the top-left. */
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--accent);color:#fff;padding:12px 20px;
  border-radius:0 0 var(--radius-sm) 0;font-weight:600;
}
.skip-link:focus{left:0;color:#fff;}

/* ------------------------------------------------------------- layout --- */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}
.section{padding:84px 0;}
.section--alt{background:var(--bg-alt);}
.section__head{max-width:720px;margin:0 auto 48px;text-align:center;}
.section__head p{color:var(--text-muted);font-size:1.05rem;margin:0;}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);margin-bottom:.6rem;
}
.grid{display:grid;gap:26px;}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(290px,1fr));}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(210px,1fr));}
/* Seven cards in a three-column grid leaves one orphan on the last row.
   This centres it instead of stranding it on the left. */
@media (min-width:960px){
  .grid--center-last > :last-child:nth-child(3n+1){grid-column:2;}
}

/* ------------------------------------------------------------ buttons --- */
.btn{
  display:inline-block;padding:13px 26px;border-radius:var(--radius-sm);
  font-weight:600;font-size:.97rem;border:2px solid transparent;cursor:pointer;
  transition:transform .15s ease,background .2s ease,color .2s ease,box-shadow .2s ease;
  font-family:inherit;
}
.btn:hover{transform:translateY(-2px);}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(0,72,208,.30);}
.btn--primary:hover{background:var(--accent-hover);color:#fff;}
.btn--ghost{border-color:currentColor;color:var(--accent);background:transparent;}
.btn--ghost:hover{background:var(--accent);color:#fff;border-color:var(--accent);}
.btn--light{background:#fff;color:var(--blue-800);}
.btn--light:hover{background:var(--blue-100);color:var(--blue-900);}
.btn--outline-light{border-color:rgba(255,255,255,.7);color:#fff;}
.btn--outline-light:hover{background:#fff;color:var(--blue-800);}

/* ------------------------------------------------------------- header --- */
.header{
  position:sticky;top:0;z-index:50;background:var(--header-bg);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border);
}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px;}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--heading);letter-spacing:-.02em;}
.logo:hover{color:var(--heading);}
/* The logo ships as two SVGs — brand blue for light backgrounds, white for
   dark ones. Both are in the markup; CSS shows whichever fits. */
.logo__img{width:36px;height:36px;flex:0 0 36px;}
.logo__img--dark{display:none;}
html[data-theme="dark"] .logo__img--light{display:none;}
html[data-theme="dark"] .logo__img--dark{display:block;}
.footer .logo__img--light{display:none;}
.footer .logo__img--dark{display:block;}

.nav{display:flex;align-items:center;gap:6px;}
.nav a{
  padding:9px 14px;border-radius:var(--radius-sm);color:var(--text);
  font-weight:500;font-size:.96rem;transition:background .18s ease,color .18s ease;
}
.nav a:hover{background:var(--blue-100);color:var(--accent);}
.nav a.is-active{color:var(--accent);font-weight:700;}
.nav .btn{margin-left:8px;color:#fff;}
.nav .btn:hover{background:var(--accent-hover);color:#fff;}

.header__tools{display:flex;align-items:center;gap:8px;}
.theme-toggle,.nav-toggle{
  width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--border);
  background:var(--bg-card);border-radius:var(--radius-sm);cursor:pointer;color:var(--text);
  transition:background .18s ease,border-color .18s ease;
}
.theme-toggle:hover,.nav-toggle:hover{border-color:var(--accent);color:var(--accent);}
.theme-toggle svg,.nav-toggle svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.theme-toggle .icon-sun{display:none;}
html[data-theme="dark"] .theme-toggle .icon-sun{display:block;}
html[data-theme="dark"] .theme-toggle .icon-moon{display:none;}
.nav-toggle{display:none;}

/* ---------------------------------------------------------------- hero -- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,var(--blue-900) 0%,var(--blue-700) 55%,var(--blue-500) 100%);
  padding:100px 0 108px;
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.35;pointer-events:none;
  background:
    radial-gradient(circle at 82% 18%,rgba(255,255,255,.22),transparent 42%),
    radial-gradient(circle at 12% 88%,rgba(255,255,255,.14),transparent 45%);
}
.hero .container{position:relative;z-index:1;}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero h1{color:#fff;margin-bottom:.4em;}
.hero__lead{font-size:1.13rem;color:rgba(255,255,255,.9);max-width:56ch;margin-bottom:1.9rem;}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.25);padding:6px 14px;border-radius:999px;
  font-size:.8rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-bottom:1.2rem;
}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;}
.hero__stats{display:flex;gap:34px;margin-top:44px;flex-wrap:wrap;}
.hero__stats div strong{display:block;font-size:1.75rem;font-weight:800;line-height:1.1;}
.hero__stats div span{font-size:.85rem;color:rgba(255,255,255,.75);}

.hero__panel{
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);
  border-radius:20px;padding:26px;backdrop-filter:blur(6px);
}
.hero__panel h3{color:#fff;font-size:1rem;letter-spacing:.06em;text-transform:uppercase;opacity:.85;margin-bottom:16px;}
.hero__panel ul{list-style:none;padding:0;margin:0;}
.hero__panel li{
  display:flex;align-items:center;gap:12px;padding:11px 0;font-size:.97rem;
  border-bottom:1px solid rgba(255,255,255,.14);
}
.hero__panel li:last-child{border-bottom:0;}
.hero__panel li svg{width:19px;height:19px;flex:0 0 19px;stroke:#fff;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}

/* ------------------------------------------------------------ pagehead -- */
.pagehead{
  background:linear-gradient(135deg,var(--blue-900),var(--blue-700));
  color:#fff;padding:64px 0;text-align:center;
}
.pagehead h1{color:#fff;margin-bottom:.35em;}
.pagehead p{color:rgba(255,255,255,.85);max-width:640px;margin:0 auto;}
.crumbs{font-size:.85rem;color:rgba(255,255,255,.7);margin-top:14px;}
.crumbs a{color:rgba(255,255,255,.9);}

/* --------------------------------------------------------------- cards -- */
.card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 26px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--accent);}
.card h3{margin-bottom:.5rem;}
.card p{color:var(--text-muted);font-size:.96rem;margin-bottom:1rem;}
.card__icon{
  width:52px;height:52px;border-radius:12px;background:var(--blue-100);
  display:grid;place-items:center;margin-bottom:18px;
}
.card__icon svg{width:26px;height:26px;stroke:var(--accent);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.card__list{list-style:none;padding:0;margin:0 0 1rem;}
.card__list li{
  position:relative;padding-left:22px;font-size:.9rem;color:var(--text-muted);margin-bottom:6px;
}
.card__list li::before{
  content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;
  border-radius:2px;background:var(--accent);
}
.card__link{font-weight:600;font-size:.92rem;display:inline-flex;align-items:center;gap:6px;}
.card__link::after{content:"→";transition:transform .18s ease;}
.card:hover .card__link::after{transform:translateX(4px);}

/* --------------------------------------------------------- feature row -- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split--reverse .split__media{order:2;}
.checklist{list-style:none;padding:0;margin:0 0 1.6rem;}
.checklist li{position:relative;padding-left:32px;margin-bottom:12px;color:var(--text-muted);}
.checklist li strong{color:var(--text);display:block;}
.checklist li::before{
  content:"✓";position:absolute;left:0;top:0;width:21px;height:21px;border-radius:50%;
  background:var(--blue-100);color:var(--accent);display:grid;place-items:center;
  font-size:.75rem;font-weight:700;
}
html[data-theme="dark"] .checklist li::before{background:var(--blue-700);color:#fff;}
.panel{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:32px;box-shadow:var(--shadow);
}

/* ---------------------------------------------------------- stats band -- */
.stats{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:10px;text-align:center;
}
.stats div{padding:26px 14px;border-radius:var(--radius);background:var(--bg-card);border:1px solid var(--border);}
.stats strong{display:block;font-size:2.1rem;color:var(--accent);font-weight:800;line-height:1.1;}
.stats span{font-size:.88rem;color:var(--text-muted);}

/* ----------------------------------------------------------- processes -- */
.steps{counter-reset:step;display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));}
.step{position:relative;padding:26px 22px;border-radius:var(--radius);background:var(--bg-card);border:1px solid var(--border);}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:1.9rem;font-weight:800;color:var(--blue-100);display:block;line-height:1;margin-bottom:10px;
}
html[data-theme="dark"] .step::before{color:var(--blue-700);}
.step h3{font-size:1.05rem;}
.step p{font-size:.92rem;color:var(--text-muted);margin:0;}

/* ---------------------------------------------------------------- cta --- */
.cta{
  background:linear-gradient(135deg,var(--blue-800),var(--blue-600));
  color:#fff;text-align:center;padding:72px 0;
}
.cta h2{color:#fff;}
.cta p{color:rgba(255,255,255,.88);max-width:560px;margin:0 auto 1.8rem;}
.cta__buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* --------------------------------------------------------------- forms -- */
.form-grid{display:grid;gap:18px;grid-template-columns:1fr 1fr;}
.field{display:flex;flex-direction:column;gap:6px;}
.field--full{grid-column:1/-1;}
.field label{font-size:.88rem;font-weight:600;color:var(--text);}
.field label .req{color:#d13b3b;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);
  font-family:inherit;font-size:.97rem;background:var(--bg);color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,72,208,.18);
}
.field textarea{resize:vertical;min-height:140px;}
.field .btn{align-self:flex-start;}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}
/* Visible to screen readers only — used to give repeated links unique names. */
.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;
}

.alert{padding:14px 18px;border-radius:var(--radius-sm);margin-bottom:22px;font-size:.95rem;border:1px solid;}
.alert--ok{background:#e7f7ee;border-color:#8fd6b0;color:#1c6b45;}
.alert--err{background:#fdeaea;border-color:#f0b0b0;color:#9b2c2c;}
html[data-theme="dark"] .alert--ok{background:#10301f;border-color:#2c6647;color:#8fe0b6;}
html[data-theme="dark"] .alert--err{background:#341616;border-color:#7a3232;color:#f0a5a5;}

/* ---------------------------------------------------------- info items -- */
.info-list{list-style:none;padding:0;margin:0;}
.info-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--border);}
.info-list li:last-child{border-bottom:0;}
.info-list svg{width:22px;height:22px;flex:0 0 22px;stroke:var(--accent);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;margin-top:3px;}
.info-list strong{display:block;font-size:.86rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-weight:700;}
.info-list a,.info-list span{font-size:1rem;color:var(--text);}
.info-list a:hover{color:var(--accent);}

/* ---------------------------------------------------------------- map --- */
.map{
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);background:var(--bg-alt);
}
.map iframe{width:100%;height:340px;border:0;display:block;}
html[data-theme="dark"] .map iframe{filter:invert(.9) hue-rotate(180deg) saturate(.7);}
.map__foot{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  flex-wrap:wrap;padding:14px 18px;border-top:1px solid var(--border);
  background:var(--bg-card);font-size:.9rem;
}
.map__foot span{color:var(--text-muted);}

/* -------------------------------------------------------------- faq ----- */
.faq details{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:16px 20px;margin-bottom:12px;
}
.faq summary{font-weight:600;cursor:pointer;color:var(--heading);list-style:none;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";float:right;color:var(--accent);font-weight:700;font-size:1.2rem;line-height:1;}
.faq details[open] summary::after{content:"–";}
.faq details p{margin:12px 0 0;color:var(--text-muted);font-size:.95rem;}

/* -------------------------------------------------------------- footer -- */
.footer{background:var(--footer-bg);color:var(--footer-text);padding:60px 0 0;font-size:.94rem;}
.footer h4{color:#fff;font-size:.86rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px;}
.footer a{color:var(--footer-text);}
.footer a:hover{color:#fff;}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer__grid ul{list-style:none;padding:0;margin:0;}
.footer__grid li{margin-bottom:9px;}
.footer .logo{color:#fff;margin-bottom:14px;}
.footer .logo:hover{color:#fff;}
.footer__about p{max-width:38ch;color:var(--footer-text);}
.socials{display:flex;gap:10px;margin-top:16px;}
.socials a{
  width:36px;height:36px;border-radius:8px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);transition:background .18s ease;
}
.socials a:hover{background:var(--accent);}
.socials svg{width:17px;height:17px;fill:currentColor;}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.86rem;
}

/* ------------------------------------------------------- scroll reveal -- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease;}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  .btn:hover,.card:hover{transform:none;}
}

/* ---------------------------------------------------------- responsive -- */
@media (max-width:960px){
  .hero__grid,.split{grid-template-columns:1fr;gap:38px;}
  .split--reverse .split__media{order:0;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:820px){
  .nav-toggle{display:grid;}
  .nav{
    position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:var(--bg);border-bottom:1px solid var(--border);padding:12px var(--gutter) 20px;
    gap:2px;box-shadow:var(--shadow);display:none;
  }
  .nav.is-open{display:flex;}
  .nav a{padding:12px 14px;}
  .nav .btn{margin:8px 0 0;text-align:center;}
  .section{padding:64px 0;}
  .hero{padding:70px 0 78px;}
  .form-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  body{font-size:16px;}
  :root{--gutter:18px;}
  .hero__stats{gap:22px;}
  .footer__grid{grid-template-columns:1fr;}
  .footer__bottom{justify-content:center;text-align:center;}
}