/* ============================================================
   Quadalpha — shared design system
   Corporate / high-end B2B licensing brand
   ============================================================ */

:root{
  /* Brand */
  --blue:#4b4fa6;
  --blue-deep:#33356f;
  --blue-light:#6f73c4;
  --olive:#c3cb6e;
  --red:#ed3237;

  /* Corporate neutrals */
  --navy:#12142c;
  --navy-2:#1b1e42;
  --ink:#14141c;
  --muted:#666877;
  --muted-2:#9496a3;
  --line:#e6e6ec;
  --line-dark:#2c2e54;
  --bg:#ffffff;
  --soft:#f6f6f9;
  --cream:#faf9f5;

  --radius:14px;
  --radius-sm:8px;
  --shadow:0 20px 50px -20px rgba(18,20,44,.18);
  --shadow-sm:0 8px 24px -12px rgba(18,20,44,.14);
  --maxw:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html,body{margin:0;padding:0;}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Fraunces',Georgia,'Times New Roman',serif;
  font-weight:600;letter-spacing:-.01em;margin:0;color:var(--navy);
}
p{margin:0 0 1em;}
a{color:var(--blue);text-decoration:none;}
img{max-width:100%;display:block;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:'Inter',sans-serif;
  font-weight:700;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);
  margin:0 0 14px;
}
.eyebrow::before{content:'';width:22px;height:2px;background:var(--red);display:inline-block;}
.eyebrow.on-dark{color:var(--olive);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:'Inter',sans-serif;font-weight:700;font-size:14.5px;letter-spacing:.01em;
  padding:15px 26px;border-radius:999px;border:1.5px solid transparent;cursor:pointer;
  transition:all .18s ease;white-space:nowrap;
}
.btn-primary{background:var(--navy);color:#fff;}
.btn-primary:hover{background:var(--blue-deep);transform:translateY(-1px);}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--line);}
.btn-outline:hover{border-color:var(--navy);}
.btn-light{background:#fff;color:var(--navy);}
.btn-light:hover{background:var(--olive);}
.btn-on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.35);}
.btn-on-dark:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- Header ---------- */
header.site{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;max-width:var(--maxw);margin:0 auto;gap:24px;}
.topbar .brand{display:flex;align-items:center;gap:12px;}
.topbar img.logo{height:38px;width:auto;display:block;}
.topbar nav.main{display:flex;align-items:center;gap:6px;position:relative;}
.topbar nav.main > a, .topbar nav.main > .has-drop > .drop-label{
  padding:10px 14px;border-radius:8px;text-decoration:none;color:var(--navy);
  font-weight:600;font-size:14.5px;cursor:pointer;display:inline-block;
}
.topbar nav.main > a:hover, .topbar nav.main > .has-drop:hover > .drop-label{color:var(--blue);background:var(--soft);}
.topbar nav.main > a.current{color:var(--blue);}
.has-drop{position:relative;}
.dropdown{
  position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow);padding:10px;min-width:250px;opacity:0;visibility:hidden;transform:translateY(6px);
  transition:all .16s ease;
}
.has-drop:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown a{display:block;padding:9px 12px;border-radius:8px;font-size:14px;font-weight:600;color:var(--ink);}
.dropdown a:hover{background:var(--soft);color:var(--blue);}
.topbar .cta{display:flex;align-items:center;gap:10px;}
.topbar .btn{padding:11px 20px;font-size:13.5px;}
.navtoggle{display:none;background:none;border:none;cursor:pointer;padding:8px;}
.navtoggle span{display:block;width:22px;height:2px;background:var(--navy);margin:5px 0;}

/* ---------- Hero (home) ---------- */
.hero{
  position:relative;padding:96px 0 84px;text-align:center;overflow:hidden;
  background:radial-gradient(1100px 480px at 50% -10%,rgba(75,79,166,.10),transparent 60%),
             linear-gradient(180deg,var(--soft) 0%,#fff 70%);
}
.hero::before{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(18,20,44,.035) 1px,transparent 1px),
                    linear-gradient(90deg,rgba(18,20,44,.035) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(700px 340px at 50% 0%,#000,transparent 75%);
}
.hero .wrap{position:relative;}
.stripes{height:4px;width:104px;margin:0 auto 30px;border-radius:6px;
  background:linear-gradient(90deg,var(--blue) 0 25%,var(--navy) 25% 50%,var(--olive) 50% 75%,var(--red) 75% 100%);}
.hero h1{font-size:52px;line-height:1.08;margin:0 0 22px;font-weight:600;letter-spacing:-.015em;}
.hero .lead{font-size:19px;color:var(--muted);max-width:760px;margin:0 auto 16px;}
.hero .sub{font-size:15.5px;color:var(--muted-2);max-width:700px;margin:0 auto 34px;}
.hero .stat-line{
  font-family:'Fraunces',serif;font-weight:600;font-size:17px;color:var(--navy);
  margin:0 auto 34px;letter-spacing:-.005em;
}
.hero .btn-row{justify-content:center;margin-top:6px;}

/* ---------- Page header (inner pages) ---------- */
.page-hero{
  padding:76px 0 60px;background:var(--navy);color:#fff;position:relative;overflow:hidden;
}
.page-hero::after{
  content:'';position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(111,115,196,.35),transparent 70%);
}
.page-hero .wrap{position:relative;}
.breadcrumb{font-size:13px;color:var(--olive);font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px;}
.breadcrumb a{color:rgba(255,255,255,.7);text-decoration:none;}
.breadcrumb a:hover{color:#fff;}
.page-hero h1{color:#fff;font-size:42px;line-height:1.12;margin:0 0 18px;max-width:760px;}
.page-hero .lead{color:rgba(255,255,255,.78);font-size:18px;max-width:680px;margin:0;}

/* ---------- Sections ---------- */
section{padding:76px 0;}
section.tight{padding:56px 0;}
section.on-soft{background:var(--soft);}
section.on-cream{background:var(--cream);}
section.on-navy{background:var(--navy);color:#fff;}
section.on-navy h2,section.on-navy h3{color:#fff;}
section.on-navy p{color:rgba(255,255,255,.72);}
section.bordered{border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
h2{font-size:32px;line-height:1.18;margin:0 0 18px;}
h2.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-head{max-width:680px;margin:0 0 44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head p{font-size:16.5px;color:var(--muted);margin:0;}

/* ---------- Stat bar ---------- */
.statbar{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.statbar .stat{padding:34px 24px;text-align:center;border-left:1px solid var(--line);}
.statbar .stat:first-child{border-left:none;}
.statbar .num{font-family:'Fraunces',serif;font-size:34px;font-weight:600;color:var(--navy);display:block;margin-bottom:4px;}
.statbar .label{font-size:13px;color:var(--muted);letter-spacing:.03em;}
section.on-navy .statbar{border-color:var(--line-dark);}
section.on-navy .statbar .stat{border-color:var(--line-dark);}
section.on-navy .statbar .num{color:#fff;}
section.on-navy .statbar .label{color:rgba(255,255,255,.62);}

/* ---------- Cards / grids ---------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.grid-7{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}

.card{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:#fff;transition:box-shadow .18s ease,transform .18s ease;}
.card:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px);}
.card .bar{height:4px;width:32px;border-radius:4px;margin-bottom:16px;}
.card h3{font-size:18px;margin:0 0 8px;}
.card p{margin:0;font-size:14.5px;color:var(--muted);}
.card .icon{width:40px;height:40px;border-radius:10px;background:var(--soft);display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:19px;}

.industry-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:#fff;
  display:flex;flex-direction:column;gap:10px;transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.industry-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px);border-color:var(--blue-light);}
.industry-card .icon{width:44px;height:44px;border-radius:11px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:6px;}
.industry-card h3{font-size:17px;margin:0;}
.industry-card p{font-size:14px;color:var(--muted);margin:0;flex:1;}
.industry-card .go{font-size:13px;font-weight:700;color:var(--blue);}

/* ---------- Feature list (checks) ---------- */
.check-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;}
.check-list li{display:flex;gap:12px;font-size:15.5px;color:var(--ink);align-items:flex-start;}
.check-list .tick{
  flex:none;width:22px;height:22px;border-radius:50%;background:var(--olive);color:var(--navy);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:900;margin-top:2px;
}

/* ---------- Steps ---------- */
.steps{counter-reset:step;display:flex;flex-direction:column;gap:0;}
.step{display:flex;gap:22px;padding:26px 0;border-top:1px solid var(--line);}
.step:first-child{border-top:none;}
.step .num{
  counter-increment:step;flex:none;width:46px;height:46px;border-radius:50%;
  background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;
  font-family:'Fraunces',serif;font-weight:600;font-size:17px;
}
.step h3{font-size:18px;margin:0 0 6px;}
.step p{margin:0;color:var(--muted);font-size:15px;}

/* ---------- Pull / CTA band ---------- */
.cta-band{
  border-radius:24px;padding:64px 56px;background:var(--navy);color:#fff;text-align:center;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(600px 260px at 20% 0%,rgba(195,203,110,.18),transparent 60%),
             radial-gradient(600px 260px at 80% 100%,rgba(237,50,55,.14),transparent 60%);
}
.cta-band > *{position:relative;}
.cta-band h2{color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.72);max-width:560px;margin:0 auto 30px;font-size:16.5px;}
.cta-band .btn-row{justify-content:center;}

/* ---------- Timeline (decades) ---------- */
.timeline{display:flex;flex-wrap:wrap;gap:14px;}
.timeline .deck{
  flex:1 1 140px;border:1px solid var(--line-dark);border-radius:var(--radius-sm);padding:18px 16px;
  background:rgba(255,255,255,.04);
}
.timeline .deck .era{font-family:'Fraunces',serif;font-weight:600;color:var(--olive);font-size:16px;margin-bottom:4px;}
.timeline .deck .desc{font-size:13.5px;color:rgba(255,255,255,.7);}

/* ---------- Search / Catalogue ---------- */
.searchbox{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px;}
.searchbox input[type=search]{
  flex:1;min-width:260px;padding:15px 18px;font-size:16px;border:1px solid var(--line);
  border-radius:10px;background:#fff;outline:none;font-family:'Inter',sans-serif;}
.searchbox input[type=search]:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(75,79,166,.15);}
.searchbox select{padding:15px 14px;font-size:15px;border:1px solid var(--line);border-radius:10px;background:#fff;font-family:'Inter',sans-serif;}
.count{font-size:14px;color:var(--muted);margin-bottom:14px;}
.count b{color:var(--ink);}

table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;}
thead th{background:var(--soft);text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);
  padding:13px 14px;border-bottom:1px solid var(--line);}
tbody td{padding:12px 14px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:top;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:#fbfbfd;}
td.ref{font-variant-numeric:tabular-nums;color:var(--muted);font-size:12.5px;white-space:nowrap;}
td.title{font-weight:600;}
a.track-link{color:var(--blue);text-decoration:none;}
a.track-link:hover{text-decoration:underline;}
td.artist{color:#333;}
td.movie,td.genre,td.year{color:var(--muted);}
.more{display:block;margin:24px auto 0;padding:13px 26px;font-size:14.5px;font-weight:700;border:1px solid var(--line);
  background:#fff;border-radius:999px;cursor:pointer;font-family:'Inter',sans-serif;}
.more:hover{border-color:var(--navy);color:var(--navy);}
.empty{text-align:center;color:var(--muted);padding:48px 0;}
mark{background:#fff2a8;padding:0 1px;border-radius:2px;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.contact-block{border:1px solid var(--line);border-radius:var(--radius);padding:28px;background:#fff;}
.contact-block h3{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 10px;font-family:'Inter',sans-serif;font-weight:700;}
.contact-block p{margin:0;font-size:16px;line-height:1.7;}
.contact-block a{font-weight:700;text-decoration:none;color:var(--blue);}
.contact-block a:hover{text-decoration:underline;}

/* ---------- Footer ---------- */
footer.site{background:var(--navy);color:rgba(255,255,255,.7);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;border-bottom:1px solid var(--line-dark);}
.footer-brand img{height:128px;margin-bottom:16px;}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.55);max-width:280px;}
.footer-col h4{font-family:'Inter',sans-serif;font-size:12.5px;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.5);margin:0 0 16px;font-weight:700;}
.footer-col a{display:block;color:rgba(255,255,255,.78);font-size:14.5px;margin-bottom:11px;text-decoration:none;}
.footer-col a:hover{color:#fff;}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;padding-top:26px;font-size:13px;color:rgba(255,255,255,.45);}
.footer-bottom .tag{color:var(--olive);font-weight:700;letter-spacing:.02em;}

/* ---------- Misc ---------- */
.mono-tag{font-family:'Inter',sans-serif;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2);}

/* ---------- SBI Karaoke sub-brand ---------- */
.sbi-hero{
  padding:88px 0 68px;text-align:center;position:relative;overflow:hidden;
  background:radial-gradient(900px 420px at 50% -10%,rgba(75,79,166,.12),transparent 60%),
             linear-gradient(180deg,var(--soft) 0%,#fff 70%);
}
.sbi-mark{display:flex;align-items:baseline;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:22px;}
.sbi-word{
  font-family:'Fraunces',serif;font-weight:700;font-size:64px;letter-spacing:.01em;color:var(--navy);line-height:1;
}
.sbi-script{
  font-family:'Playfair Display',serif;font-style:italic;font-weight:600;font-size:44px;color:var(--red);line-height:1;
}
.sbi-hero .lead{font-size:18px;color:var(--muted);max-width:600px;margin:0 auto 30px;}
.sbi-legend-band{
  border-radius:24px;padding:56px 48px;background:var(--navy);color:#fff;position:relative;overflow:hidden;
}
.sbi-legend-band::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(600px 260px at 15% 10%,rgba(237,50,55,.16),transparent 60%);
}
.sbi-legend-band > *{position:relative;}
.sbi-legend-band h2{color:#fff;}
.sbi-legend-band p{color:rgba(255,255,255,.75);font-size:16.5px;max-width:640px;}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-7{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(1,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .statbar{grid-template-columns:repeat(2,1fr);}
  .statbar .stat:nth-child(3){border-left:none;}
  .contact-grid{grid-template-columns:1fr;}
}
@media(max-width:860px){
  .grid-2{grid-template-columns:1fr;gap:32px;}
  .topbar nav.main{display:none;}
  .navtoggle{display:block;}
  .hero h1{font-size:38px;}
  .page-hero h1{font-size:32px;}
  .cta-band{padding:48px 28px;}
}
@media(max-width:640px){
  .grid-4{grid-template-columns:1fr;}
  .grid-7{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  thead th:nth-child(4),tbody td.movie{display:none;}
  thead th:nth-child(5),tbody td.genre{display:none;}
  .statbar{grid-template-columns:1fr 1fr;}
}