/* Self-contained brand styles for the PairedUp booker (no Tailwind dependency). */
:root{
  --navy:#0f172a; --slate:#334155; --gray:#64748b; --gray-light:#94a3b8;
  --blue:#2563eb; --blue-dim:#1d4ed8; --blue-50:#eff6ff; --blue-200:#bfdbfe;
  --bg:#f7f9fc; --card:#fff; --border:#e2e8f0; --green:#10b981; --red:#ef4444;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--navy);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--blue);text-decoration:none}

.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:60rem;margin:0 auto;padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between}
.nav img{height:2.5rem;width:auto}
.nav a.back{font-size:.875rem;font-weight:500;color:var(--gray)}

.wrap{max-width:60rem;margin:0 auto;padding:3rem 1.5rem 5rem}
.kicker{font-size:.8rem;font-weight:700;letter-spacing:.25em;text-transform:uppercase;color:var(--blue);margin-bottom:1rem}
h1{font-size:clamp(2rem,5vw,3rem);font-weight:700;letter-spacing:-.02em;line-height:1.1}
.sub{margin-top:1rem;font-size:1.2rem;color:var(--slate);max-width:42rem}
.scarcity{margin-top:1rem;display:inline-flex;align-items:center;gap:.5rem;font-size:.85rem;font-weight:600;color:var(--blue-dim);background:var(--blue-50);border:1px solid var(--blue-200);border-radius:999px;padding:.35rem .9rem}

.week{margin-top:2.5rem}
.week h2{font-size:.8rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);margin-bottom:1rem}
.slots{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:.75rem}
.slot{display:flex;flex-direction:column;gap:.15rem;border:1px solid var(--border);background:var(--card);border-radius:.85rem;padding:1rem 1.1rem;cursor:pointer;transition:all .15s;text-align:left;font:inherit}
.slot:hover{border-color:var(--blue);box-shadow:0 4px 14px -6px rgba(37,99,235,.4)}
.slot.sel{border-color:var(--blue);background:var(--blue-50);box-shadow:0 0 0 1px var(--blue-200) inset}
.slot .d{font-weight:600}
.slot .t{color:var(--gray);font-size:.9rem}

.empty{margin-top:2.5rem;border:1px dashed var(--border);border-radius:1rem;padding:2.5rem;text-align:center;color:var(--gray)}

.panel{margin-top:2rem;border:1px solid var(--border);background:var(--card);border-radius:1.25rem;padding:1.75rem;display:none}
.panel.show{display:block}
.panel .chosen{font-weight:600;color:var(--blue-dim);margin-bottom:1rem}
.field{margin-bottom:.75rem}
.field input,.field textarea{width:100%;padding:.8rem 1rem;border:1px solid var(--border);border-radius:.7rem;font:inherit;background:#fff}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-50)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.btn{width:100%;margin-top:.5rem;background:var(--blue);color:#fff;border:none;border-radius:999px;padding:.9rem 1.5rem;font:inherit;font-weight:600;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--blue-dim)}
.btn:disabled{background:var(--gray-light);cursor:not-allowed}
.msg{margin-top:.85rem;font-size:.9rem;text-align:center;color:var(--gray)}

.done{margin-top:2rem;border:1px solid var(--blue-200);background:var(--blue-50);border-radius:1.25rem;padding:2.5rem;text-align:center;display:none}
.done.show{display:block}
.done .check{width:3rem;height:3rem;border-radius:999px;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin:0 auto 1rem}
.done h3{font-size:1.4rem}
.done p{color:var(--slate);margin-top:.5rem}

@media(max-width:520px){.row{grid-template-columns:1fr}}