@font-face{font-family:"Space Grotesk";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/space-grotesk-400.woff2") format("woff2");}
@font-face{font-family:"Space Grotesk";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/space-grotesk-500.woff2") format("woff2");}
@font-face{font-family:"Space Grotesk";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/space-grotesk-700.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/inter-400.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/inter-500.woff2") format("woff2");}
@font-face{font-family:"Inter";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/inter-700.woff2") format("woff2");}

:root{
  --evergreen:#0B3D2E;
  --emerald:#2BB673;
  --offwhite:#F7F8F6;
  --ink:#141917;
  --link:#1E7A50;
  --tint:rgba(43,182,115,0.10);
  --danger:#B3452C;
  --font-head:"Space Grotesk",ui-sans-serif,system-ui,sans-serif;
  --font-body:"Inter",ui-sans-serif,system-ui,sans-serif;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--offwhite);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.55;
  overflow-x:hidden;
}
h1,h2,h3{font-family:var(--font-head);line-height:1.15;letter-spacing:-0.01em;color:var(--evergreen);margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
a{color:var(--link);}
[hidden]{display:none !important;}

.wrap{max-width:960px;margin:0 auto;padding:0 20px;}

/* --- Top bar --- */
.topbar{
  position:relative;
  background:var(--evergreen);
  color:var(--offwhite);
  overflow:hidden;
}
.topbar::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='48' height='48'><path d='M48 0H0V48' fill='none' stroke='%232BB673' stroke-width='0.75'/></svg>");
  background-size:48px 48px;
  opacity:0.12;
  pointer-events:none;
}
.topbar-inner{position:relative;display:flex;align-items:center;justify-content:space-between;padding:20px;gap:16px;flex-wrap:wrap;}
.brand{font-family:var(--font-head);font-weight:700;font-size:1.3rem;color:var(--offwhite);letter-spacing:-0.01em;}
.brand-tag{color:var(--emerald);font-weight:500;font-size:0.85rem;margin-left:8px;}
.nav-tabs{display:flex;gap:4px;flex-wrap:wrap;}
.nav-tab{
  font-family:var(--font-head);
  font-weight:500;
  font-size:0.85rem;
  color:var(--offwhite);
  background:transparent;
  border:1px solid rgba(247,248,246,0.25);
  border-radius:6px;
  padding:8px 14px;
  cursor:pointer;
}
.nav-tab.active{background:var(--emerald);border-color:var(--emerald);color:var(--evergreen);}
.logout-btn{
  font-family:var(--font-head);
  font-size:0.8rem;
  color:var(--offwhite);
  background:transparent;
  border:1px solid var(--emerald);
  border-radius:6px;
  padding:8px 14px;
  cursor:pointer;
}

/* --- Login --- */
.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--evergreen);padding:24px;}
.login-card{
  background:var(--offwhite);
  border-radius:12px;
  padding:40px 32px;
  width:100%;
  max-width:380px;
  box-shadow:0 20px 60px rgba(0,0,0,0.35);
}
.login-card h1{font-size:1.6rem;margin-bottom:4px;}
.login-sub{color:#4a544f;font-size:0.9rem;margin:0 0 24px;}
.field{margin-bottom:16px;}
.field label{display:block;font-family:var(--font-head);font-weight:500;font-size:0.82rem;margin-bottom:6px;color:var(--evergreen);}
.field input,.field select,.field textarea{
  width:100%;
  padding:10px 12px;
  border:1px solid rgba(11,61,46,0.25);
  border-radius:6px;
  background:#fff;
  color:var(--ink);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--emerald);outline-offset:1px;}
.btn{
  display:inline-block;
  font-family:var(--font-head);
  font-weight:500;
  text-decoration:none;
  color:var(--offwhite);
  background:var(--evergreen);
  border:1px solid var(--evergreen);
  border-radius:6px;
  padding:11px 22px;
  cursor:pointer;
}
.btn:hover:not(:disabled),.btn:focus:not(:disabled){background:var(--emerald);border-color:var(--emerald);color:var(--evergreen);}
.btn:disabled{opacity:0.6;cursor:not-allowed;}
.btn-block{width:100%;text-align:center;}
.btn-secondary{background:transparent;color:var(--evergreen);border-color:rgba(11,61,46,0.3);}
.btn-danger{background:transparent;color:var(--danger);border-color:var(--danger);}
.error-msg{color:var(--danger);font-size:0.88rem;margin:0 0 16px;min-height:1.2em;}

/* --- Sections --- */
.section{padding:28px 0;}
.section-title{font-size:1.25rem;font-weight:700;margin:0 0 16px;}
.rule{border:0;height:2px;margin:8px 0 0;background:linear-gradient(90deg,rgba(43,182,115,0) 0%,var(--emerald) 50%,rgba(43,182,115,0) 100%);}

/* --- Dashboard cards --- */
.stat-row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:20px;}
.stat-card{
  background:#fff;
  border:1px solid rgba(11,61,46,0.14);
  border-top:3px solid var(--emerald);
  border-radius:10px;
  padding:20px;
}
.stat-label{font-family:var(--font-head);font-weight:500;font-size:0.78rem;text-transform:uppercase;letter-spacing:0.06em;color:var(--link);margin-bottom:6px;}
.stat-value{font-family:var(--font-head);font-weight:700;font-size:2.1rem;color:var(--evergreen);}
.stat-target{font-size:0.9rem;color:#4a544f;}
.gap-line{
  background:var(--tint);
  border:1px solid rgba(43,182,115,0.3);
  border-radius:8px;
  padding:14px 16px;
  font-size:0.98rem;
  color:var(--evergreen);
  margin-bottom:20px;
}
.day-dots{display:flex;gap:8px;margin-bottom:20px;}
.day-dot{flex:1;text-align:center;}
.day-dot .dot{
  width:100%;
  height:36px;
  border-radius:6px;
  background:rgba(11,61,46,0.08);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:0.72rem;
  color:var(--evergreen);
  font-family:var(--font-head);
  font-weight:500;
  margin-bottom:4px;
}
.day-dot .dot.has-session{background:var(--emerald);color:var(--evergreen);}
.day-dot .lbl{font-size:0.7rem;color:#6b756f;}

/* --- Activity list --- */
.activity-list{list-style:none;margin:0;padding:0;}
.activity-item{
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 0;
  border-bottom:1px solid rgba(20,25,23,0.08);
}
.activity-item:last-child{border-bottom:0;}
.activity-icon{
  flex:none;
  width:38px;height:38px;
  border-radius:8px;
  background:var(--tint);
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;
}
.activity-main{flex:1;min-width:0;}
.activity-title{font-weight:500;color:var(--evergreen);}
.activity-meta{font-size:0.82rem;color:#5c655f;}
.badge{
  font-family:var(--font-head);
  font-size:0.68rem;
  font-weight:500;
  text-transform:uppercase;
  letter-spacing:0.05em;
  color:var(--link);
  border:1px solid var(--emerald);
  border-radius:999px;
  padding:2px 8px;
  flex:none;
}
.activity-actions{flex:none;display:flex;gap:6px;}
.icon-btn{
  background:transparent;
  border:1px solid rgba(11,61,46,0.2);
  border-radius:6px;
  padding:6px 10px;
  cursor:pointer;
  font-size:0.8rem;
  color:var(--evergreen);
}

/* --- Forms row --- */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;}
.form-actions{display:flex;gap:10px;margin-top:16px;}

/* --- Trends --- */
.trend-chart{width:100%;height:auto;}
.trend-legend{display:flex;gap:16px;font-size:0.82rem;color:#4a544f;margin-top:8px;}
.legend-swatch{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:6px;}

/* --- Sync --- */
.sync-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:16px;}
.sync-status{font-size:0.88rem;color:#4a544f;}

/* --- Utility --- */
.card{background:#fff;border:1px solid rgba(11,61,46,0.14);border-radius:10px;padding:20px;margin-bottom:20px;}
.muted{color:#6b756f;font-size:0.88rem;}

/* --- Responsive: 375px phone target (ISC-56) --- */
@media (max-width:480px){
  body{font-size:16px;}
  .wrap{padding:0 14px;}
  .stat-row{grid-template-columns:1fr 1fr;gap:10px;}
  .stat-value{font-size:1.6rem;}
  .form-grid{grid-template-columns:1fr;}
  .topbar-inner{padding:14px;}
  .day-dots{gap:4px;}
  .day-dot .lbl{font-size:0.62rem;}
}