/* Booking Systems suite — neutral shell that frames 5 iframed booking demos in tabs. */
:root{
  --ink:#141821; --ink-2:#2b3240; --muted:#5b6472; --faint:#8a93a1;
  --paper:#f5f6f8; --card:#ffffff; --line:#e5e8ec; --line-2:#eef1f4;
  --acc:#7C3AED; /* overridden per active tab */
  --r:14px; --r-lg:20px; --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,30,45,.05),0 2px 10px rgba(20,30,45,.05);
  --shadow:0 18px 50px rgba(20,30,45,.12),0 4px 14px rgba(20,30,45,.07);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --display:'Bricolage Grotesque',system-ui,sans-serif; --font:'Hanken Grotesk',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--font);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;overflow:hidden}
button{font:inherit;color:inherit;cursor:pointer;border:none;background:none}
:focus-visible{outline:2.5px solid var(--acc);outline-offset:2px;border-radius:8px}
.suite{display:flex;flex-direction:column;height:100dvh;background:
  radial-gradient(900px 380px at 85% -8%, color-mix(in srgb, var(--acc) 12%, transparent), transparent 70%), var(--paper);
  transition:background .4s ease}

/* top bar */
.topbar{display:flex;align-items:center;justify-content:space-between;height:56px;padding:0 clamp(14px,3vw,28px);
  background:rgba(255,255,255,.8);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);flex:none;z-index:5}
.brand{display:flex;align-items:center;gap:8px;font-family:var(--display);font-weight:800;font-size:1.02rem;letter-spacing:-.02em;color:var(--ink)}
.brand-dot{width:9px;height:9px;border-radius:50%;background:var(--acc);box-shadow:0 0 0 4px color-mix(in srgb,var(--acc) 20%,transparent);transition:background .3s,box-shadow .3s}
.topbar-mid{display:flex;align-items:center;gap:12px;min-width:0}
.suite-name{font-family:var(--display);font-weight:600;color:var(--ink-2)}
.live-pill{display:inline-flex;align-items:center;gap:6px;font-family:var(--font);font-size:.72rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);border-radius:var(--r-pill);padding:4px 10px}
.live-dot{width:7px;height:7px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 3px rgba(34,197,94,.18);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}
.topbar-cta{font-family:var(--display);font-weight:600;font-size:.86rem;color:#fff;background:var(--ink);border-radius:var(--r-pill);padding:8px 16px;transition:transform .15s var(--ease-out),background .2s}
.topbar-cta:hover{transform:translateY(-1px);background:#000}

/* head + tabs */
.head{padding:clamp(14px,2.4vw,24px) clamp(14px,3vw,28px) 0;flex:none}
.head-copy h1{font-family:var(--display);font-weight:800;font-size:clamp(1.4rem,1.1rem+1.4vw,2.1rem);letter-spacing:-.03em;line-height:1.08;color:var(--ink)}
.head-copy h1 span{color:var(--acc);transition:color .3s}
.head-copy p{color:var(--muted);font-size:clamp(.9rem,.86rem+.2vw,1.02rem);margin-top:6px;max-width:64ch}
.tabs{display:flex;gap:10px;margin-top:18px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.tabs::-webkit-scrollbar{display:none}
.tab{flex:none;display:flex;align-items:center;gap:10px;padding:9px 15px 9px 10px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);
  transition:transform .16s var(--ease-out),box-shadow .2s,border-color .2s,background .2s}
.tab:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:color-mix(in srgb,var(--acc) 45%,var(--line))}
.tab-ic{width:36px;height:36px;flex:none;display:grid;place-items:center;border-radius:10px;background:color-mix(in srgb,var(--acc) 14%,#fff);color:var(--acc);transition:background .2s,color .2s}
.tab-ic svg{width:20px;height:20px}
.tab-tx{display:flex;flex-direction:column;line-height:1.15;text-align:left}
.tab-tx b{font-family:var(--display);font-weight:700;font-size:.9rem;color:var(--ink)}
.tab-tx i{font-style:normal;font-size:.72rem;color:var(--faint)}
.tab[aria-selected="true"]{background:var(--acc);border-color:var(--acc);box-shadow:0 10px 26px color-mix(in srgb,var(--acc) 32%,transparent)}
.tab[aria-selected="true"] .tab-ic{background:rgba(255,255,255,.22);color:#fff}
.tab[aria-selected="true"] .tab-tx b{color:#fff}
.tab[aria-selected="true"] .tab-tx i{color:rgba(255,255,255,.8)}

/* stage */
.stage{flex:1;min-height:0;display:flex;flex-direction:column;padding:16px clamp(14px,3vw,28px) clamp(14px,3vw,28px)}
.stage-bar{height:4px;border-radius:4px 4px 0 0;background:linear-gradient(90deg,var(--acc),color-mix(in srgb,var(--acc) 40%,#fff));transition:background .3s}
.stage-inner{position:relative;flex:1;min-height:0;background:var(--card);border:1px solid var(--line);border-top:none;border-radius:0 0 var(--r-lg) var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}
#frame{width:100%;height:100%;border:0;display:block;background:#fff;opacity:0;transition:opacity .4s var(--ease-out)}
#frame.ready{opacity:1}
.loader{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--muted);font-size:.9rem;background:var(--card);transition:opacity .3s;z-index:2}
.loader.hide{opacity:0;pointer-events:none}
.spin{width:34px;height:34px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--acc);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spin{animation-duration:2s}.live-dot{animation:none}#frame{transition:none}}

/* responsive */
@media (max-width:760px){
  body{overflow:auto}
  .suite{height:auto;min-height:100dvh}
  .topbar-cta{display:none}
  .head-copy p{display:none}
  .tabs{margin-top:14px}
  .tab-tx i{display:none}
  .stage{height:calc(100dvh - 190px);min-height:520px}
}