/* ─────────────────────────────────────────────
   Scheduler — shared modern stylesheet
───────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root{
  --bg: #f3f4fb;
  --primary: #5b4fe9;
  --primary-dark: #4438c9;
  --primary-light: #eeecff;
  --accent: #22c3a6;
  --text: #22223b;
  --muted: #6b7280;
  --card: #ffffff;
  --border: #e7e7f3;
  --danger: #e5484d;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(80, 70, 200, 0.08);
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}

/* ── Auth pages (login) ───────────────────── */
.auth-body{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  background: radial-gradient(circle at 20% 20%, #7c6ff0 0%, transparent 45%),
              radial-gradient(circle at 80% 80%, #22c3a6 0%, transparent 45%),
              linear-gradient(135deg, #4438c9, #5b4fe9);
  padding:20px;
}
.auth-card{
  width:100%;
  max-width:380px;
  background:var(--card);
  border-radius:var(--radius);
  padding:40px 34px;
  box-shadow:0 20px 60px rgba(0,0,0,.25);
  text-align:center;
}
.auth-logo{font-size:40px;margin-bottom:6px}
.auth-card h1{margin:4px 0 2px;font-size:24px;font-weight:800}
.auth-sub{color:var(--muted);margin:0 0 24px;font-size:14px}
.auth-form{text-align:left;display:flex;flex-direction:column;gap:6px}
.auth-form label{font-size:13px;font-weight:600;color:var(--muted);margin-top:10px}
.auth-form input{
  padding:12px 14px;border:1.5px solid var(--border);border-radius:10px;
  font-size:15px;font-family:inherit;outline:none;transition:.15s;
}
.auth-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.auth-form button{
  margin-top:20px;padding:13px;border:none;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;font-size:15px;font-weight:700;cursor:pointer;transition:.15s;
}
.auth-form button:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(91,79,233,.35)}
.auth-hint{margin-top:18px;font-size:12px;color:var(--muted)}
.alert{
  background:#fdeceb;color:var(--danger);border-radius:10px;padding:10px 14px;
  font-size:13.5px;margin-bottom:10px;font-weight:600;
}

/* ── App shell (dashboard / calendar pages) ── */
.app-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 32px;background:var(--card);border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:20;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px}
.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--accent)}
.header-right{display:flex;align-items:center;gap:14px}
.badge{
  padding:5px 12px;border-radius:20px;font-size:12px;font-weight:700;
  background:var(--primary-light);color:var(--primary-dark);
}
.btn{
  border:none;border-radius:10px;padding:9px 16px;font-weight:600;font-size:13.5px;
  cursor:pointer;transition:.15s;font-family:inherit;
}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(91,79,233,.3)}
.btn-ghost{background:var(--primary-light);color:var(--primary-dark)}
.btn-ghost:hover{background:#e2deff}
.btn-danger{background:#fdeceb;color:var(--danger)}
.btn-danger:hover{background:#fadbda}
.btn-sm{padding:6px 12px;font-size:12.5px}

.container{max-width:1100px;margin:0 auto;padding:28px 20px 60px}

/* ── Calendar ─────────────────────────────── */
.cal-card{
  background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:24px;
}
.cal-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.cal-title{font-size:20px;font-weight:800}
.cal-nav{display:flex;gap:8px}
.cal-nav button{
  width:34px;height:34px;border-radius:9px;border:1px solid var(--border);
  background:#fff;cursor:pointer;font-size:15px;color:var(--text);
}
.cal-nav button:hover{background:var(--primary-light);border-color:var(--primary)}

.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.cal-dow{text-align:center;font-size:12px;font-weight:700;color:var(--muted);padding-bottom:6px;text-transform:uppercase;letter-spacing:.04em}
.cal-cell{
  min-height:92px;border-radius:12px;border:1px solid var(--border);
  padding:8px;cursor:pointer;transition:.15s;background:#fff;
  display:flex;flex-direction:column;gap:4px;position:relative;
}
.cal-cell:hover{border-color:var(--primary);box-shadow:0 4px 14px rgba(91,79,233,.12)}
.cal-cell.empty{background:transparent;border:none;cursor:default}
.cal-cell.empty:hover{box-shadow:none}
.cal-cell.today{border-color:var(--accent);box-shadow:0 0 0 2px rgba(34,195,166,.25) inset}
.cal-daynum{font-size:13px;font-weight:700;color:var(--text)}
.cal-cell.today .cal-daynum{color:var(--accent)}
.cal-events{display:flex;flex-direction:column;gap:3px;overflow:hidden}
.cal-event-pill{
  font-size:10.5px;background:var(--primary-light);color:var(--primary-dark);
  padding:2px 6px;border-radius:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  font-weight:600;
}
.cal-more{font-size:10px;color:var(--muted);font-weight:600}

/* ── Modal ────────────────────────────────── */
.modal-overlay{
  display:none;position:fixed;inset:0;background:rgba(20,15,50,.45);
  align-items:center;justify-content:center;z-index:100;padding:16px;
  backdrop-filter:blur(2px);
}
.modal-overlay.open{display:flex}
.modal{
  background:#fff;border-radius:18px;width:100%;max-width:440px;
  padding:26px 26px 22px;box-shadow:0 30px 80px rgba(0,0,0,.3);
  max-height:90vh;overflow-y:auto;
}
.modal h2{margin:0 0 4px;font-size:18px;font-weight:800}
.modal .modal-date{color:var(--muted);font-size:13px;margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;font-weight:700;color:var(--muted);margin-bottom:6px}
.field input,.field textarea{
  width:100%;padding:10px 12px;border:1.5px solid var(--border);border-radius:9px;
  font-family:inherit;font-size:14px;outline:none;
}
.field input:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.field textarea{resize:vertical;min-height:70px}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}

.day-event-item{
  display:flex;justify-content:space-between;align-items:flex-start;gap:10px;
  padding:10px 12px;border:1px solid var(--border);border-radius:10px;margin-bottom:8px;
}
.day-event-item .time{font-weight:700;font-size:12.5px;color:var(--primary-dark)}
.day-event-item .title{font-weight:600;font-size:13.5px;margin-top:2px}
.day-event-item .note{font-size:12px;color:var(--muted);margin-top:2px}
.day-event-item .actions{display:flex;gap:6px;flex-shrink:0}
.icon-btn{
  border:none;background:var(--primary-light);color:var(--primary-dark);
  width:26px;height:26px;border-radius:7px;cursor:pointer;font-size:12px;
}
.icon-btn.del{background:#fdeceb;color:var(--danger)}

.empty-note{color:var(--muted);font-size:13px;text-align:center;padding:14px 0}

/* ── Time-slots panel (below calendar) ───── */
.slots-card{
  background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:24px;margin-top:20px;
}
.slots-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:6px}
.slots-title{font-size:17px;font-weight:800}
.slots-title .slots-date{color:var(--primary-dark)}
.slots-count{font-size:12.5px;color:var(--muted);font-weight:600;background:var(--primary-light);padding:4px 10px;border-radius:20px}

.slots-list{display:flex;flex-direction:column;gap:10px}
.slot-card{
  display:flex;align-items:flex-start;gap:14px;
  padding:14px 16px;border:1px solid var(--border);border-radius:14px;
  background:linear-gradient(180deg,#fff,#fbfbff);
  transition:.15s;
  animation:slotIn .25s ease both;
}
.slot-card:hover{border-color:var(--primary);box-shadow:0 6px 18px rgba(91,79,233,.1);transform:translateY(-1px)}
.slot-time{
  flex-shrink:0;min-width:78px;text-align:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;font-weight:800;font-size:13.5px;
  padding:8px 10px;border-radius:10px;
}
.slot-body{flex:1;min-width:0}
.slot-title{font-weight:700;font-size:14.5px;color:var(--text)}
.slot-note{font-size:12.5px;color:var(--muted);margin-top:3px;line-height:1.4;word-wrap:break-word}
.slot-empty{
  text-align:center;padding:40px 20px;color:var(--muted);
}
.slot-empty .emoji{font-size:32px;display:block;margin-bottom:10px}
.slot-empty .sub{font-size:12.5px;margin-top:4px;color:#a1a1b5}

@keyframes slotIn{
  from{opacity:0;transform:translateY(6px)}
  to{opacity:1;transform:translateY(0)}
}

.cal-cell.selected{
  border-color:var(--primary);
  box-shadow:0 0 0 2px var(--primary) inset;
  background:var(--primary-light);
}
.cal-cell.selected .cal-daynum{color:var(--primary-dark)}

@media (max-width:640px){
  .cal-cell{min-height:64px;padding:6px}
  .cal-event-pill{font-size:9px}
  .app-header{padding:14px 16px}
  .container{padding:18px 12px 40px}
}