:root{
  --navy:#0B1D3A;
  --navy-deep:#081428;
  --cyan:#4FB3D9;
  --paper:#F5F2EA;
  --ink:#14213D;
  --flame:#E8743B;
  --line:rgba(20,33,61,0.14);
  --max:1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.mono{
  font-family:'Space Grotesk',system-ui,sans-serif;
}
img{max-width:100%;display:block;}
a{color:inherit;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px;}

/* ---------- NAV ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 0;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:700;font-size:1.25rem;letter-spacing:-0.01em;
  text-decoration:none;color:var(--ink);
}
nav.links{display:flex;gap:28px;align-items:center;}
nav.links a{
  text-decoration:none;color:var(--ink);font-size:0.95rem;font-weight:500;
  opacity:0.8;transition:opacity .15s ease;
}
nav.links a:hover{opacity:1;}
.nav-auth{display:flex;gap:16px;align-items:center;}
.nav-auth a{
  text-decoration:none;color:var(--ink);font-size:0.95rem;font-weight:600;
  opacity:0.85;
}
.nav-auth a:hover{opacity:1;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:3px;color:var(--ink);
  opacity:0.75;transition:opacity .15s ease, background .15s ease;
}
.icon-btn:hover{opacity:1;background:rgba(20,33,61,0.06);}
.icon-btn svg{width:19px;height:19px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:3px;
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:0.92rem;
  text-decoration:none;border:1.5px solid transparent;cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-flame{background:var(--flame);color:#fff;}
.btn-flame:hover{background:#d3652c;}
.btn-outline{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-outline:hover{background:var(--ink);color:var(--paper);}
.btn-small{padding:8px 16px;font-size:0.85rem;}
.btn-danger{border-color:#B23A3A;color:#B23A3A;background:transparent;}
.btn-danger:hover{background:#B23A3A;color:#fff;}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:4px;}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;}

/* ---------- PAGE HERO (small) ---------- */
.page-hero{
  background:var(--navy);color:var(--paper);
  border-bottom:1px solid var(--line);
}
.page-hero .wrap{padding:56px 28px;}
.page-hero .eyebrow-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Space Grotesk',sans-serif;font-size:0.82rem;font-weight:500;
  color:var(--cyan);border:1px solid rgba(79,179,217,0.4);
  padding:5px 12px;border-radius:3px;margin-bottom:18px;
}
.page-hero h1{font-size:clamp(1.9rem,3.6vw,2.6rem);font-weight:700;letter-spacing:-0.01em;margin:0 0 10px;}
.page-hero p{font-size:1.03rem;color:rgba(245,242,234,0.82);max-width:52ch;margin:0;}

/* ---------- SECTION SHARED ---------- */
section{padding:64px 0;}
.section-head{max-width:56ch;margin-bottom:36px;}
.kicker{
  font-family:'Space Grotesk',sans-serif;font-size:0.82rem;font-weight:600;
  color:var(--flame);letter-spacing:0.02em;margin:0 0 12px;
}
h2{font-size:clamp(1.5rem,2.6vw,1.9rem);font-weight:700;letter-spacing:-0.01em;margin:0 0 14px;}
.section-head p{color:rgba(20,33,61,0.72);font-size:1.02rem;margin:0;}

/* ---------- CARDS / PANELS ---------- */
.panel{
  background:#fff;border:1px solid var(--line);border-radius:4px;
  padding:28px;
}
.panel + .panel{margin-top:24px;}
.panel h3{margin:0 0 18px;font-size:1.1rem;font-weight:600;}

/* ---------- FORMS ---------- */
.field{margin-bottom:16px;}
.field label{
  display:block;font-size:0.85rem;font-weight:600;margin-bottom:6px;
  font-family:'Space Grotesk',sans-serif;color:var(--ink);
}
.field input, .field select, .field textarea{
  width:100%;padding:11px 13px;border:1.5px solid var(--line);border-radius:3px;
  background:#fff;color:var(--ink);font-family:'Inter',sans-serif;font-size:0.95rem;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;border-color:var(--cyan);
}
.field textarea{resize:vertical;min-height:80px;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.form-msg{
  font-size:0.9rem;padding:10px 13px;border-radius:3px;margin-bottom:16px;
}
.form-msg.error{background:rgba(178,58,58,0.1);color:#8f2f2f;}
.form-msg.success{background:rgba(79,179,217,0.14);color:#1a5a73;}
.hint{font-size:0.85rem;color:rgba(20,33,61,0.55);margin-top:6px;}
.tab-row{display:flex;gap:4px;margin-bottom:24px;border-bottom:1.5px solid var(--line);}
.tab-btn{
  background:none;border:none;cursor:pointer;padding:10px 18px;
  font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:0.92rem;
  color:rgba(20,33,61,0.55);border-bottom:2px solid transparent;margin-bottom:-1.5px;
}
.tab-btn.active{color:var(--ink);border-bottom-color:var(--flame);}

/* ---------- LISTS / TABLES ---------- */
.data-list{display:flex;flex-direction:column;gap:2px;background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden;}
.data-row{
  background:#fff;padding:18px 22px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.data-row .info h4{margin:0 0 4px;font-size:1rem;font-weight:600;}
.data-row .info p{margin:0;font-size:0.9rem;color:rgba(20,33,61,0.65);}
.data-row .meta{font-size:0.85rem;color:rgba(20,33,61,0.55);}
.data-row .actions{display:flex;gap:8px;align-items:center;flex-shrink:0;}
.pill{
  display:inline-block;font-size:0.78rem;font-weight:600;padding:3px 10px;
  border-radius:20px;background:rgba(79,179,217,0.14);color:#1a5a73;
}
.pill.full{background:rgba(178,58,58,0.1);color:#8f2f2f;}
.empty-state{
  text-align:center;padding:40px 20px;color:rgba(20,33,61,0.5);font-size:0.95rem;
}
.signup-list{margin-top:10px;padding-top:10px;border-top:1px solid var(--line);font-size:0.88rem;color:rgba(20,33,61,0.7);}
.signup-list ul{margin:6px 0 0;padding-left:18px;}

/* ---------- CALENDAR ---------- */
.cal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.cal-header h3{margin:0;font-size:1.2rem;}
.cal-nav{display:flex;gap:8px;}
.cal-nav button{
  background:#fff;border:1.5px solid var(--line);border-radius:3px;width:34px;height:34px;
  cursor:pointer;font-size:1rem;color:var(--ink);
}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden;}
.cal-dow{background:var(--navy);color:var(--paper);text-align:center;padding:8px 0;font-size:0.78rem;font-weight:600;font-family:'Space Grotesk',sans-serif;}
.cal-cell{background:#fff;min-height:78px;padding:8px;cursor:pointer;position:relative;}
.cal-cell:hover{background:rgba(79,179,217,0.06);}
.cal-cell.empty{background:var(--paper);cursor:default;}
.cal-cell.today .cal-date{color:var(--flame);font-weight:700;}
.cal-cell.selected{outline:2px solid var(--cyan);outline-offset:-2px;}
.cal-date{font-size:0.85rem;font-weight:600;}
.cal-dot{width:6px;height:6px;border-radius:50%;background:var(--flame);position:absolute;bottom:8px;left:8px;}
.event-item{padding:12px 0;border-bottom:1px solid var(--line);}
.event-item:last-child{border-bottom:none;}
.event-item h4{margin:0 0 3px;font-size:0.95rem;font-weight:600;}
.event-item p{margin:0;font-size:0.88rem;color:rgba(20,33,61,0.65);}

/* ---------- FOOTER ---------- */
footer{background:var(--navy-deep);color:rgba(245,242,234,0.7);padding:56px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;margin-bottom:40px;}
footer .brand{color:var(--paper);}
footer h4{
  font-family:'Space Grotesk',sans-serif;color:var(--paper);font-size:0.9rem;
  margin:0 0 14px;font-weight:600;
}
footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px;}
footer a{text-decoration:none;color:inherit;font-size:0.92rem;}
footer a:hover{color:var(--paper);}
.footer-bottom{
  border-top:1px solid rgba(245,242,234,0.12);padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:0.82rem;color:rgba(245,242,234,0.45);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 880px){
  nav.links{
    position:fixed;inset:64px 0 0 0;background:var(--paper);
    flex-direction:column;align-items:flex-start;padding:28px;gap:20px;
    transform:translateX(100%);transition:transform .25s ease;
  }
  nav.links.open{transform:translateX(0);}
  .menu-toggle{display:block;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  section{padding:48px 0;}
  .field-row{grid-template-columns:1fr;}
  .cal-cell{min-height:56px;padding:6px;font-size:0.8rem;}
}