:root{
  --bg:#fff; --fg:#0f172a; --muted:#64748b; --primary:#0ea5e9;
  --danger:#ef4444; --border:#e5e7eb; --card:#f8fafc; --chip:#ffffff;
  --nav-h: 72px;
}
:root.dark{
  --bg:#0b1220; --fg:#ebf2ff; --muted:#9fb1d0; --primary:#38bdf8;
  --danger:#f87171; --border:#1e293b; --card:#0f172a; --chip:#111827;
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial;
  color:var(--fg);
  background:var(--bg);
  padding-top: calc(env(safe-area-inset-top) + 10px);
  padding-bottom: calc(var(--nav-h) + env(safe-area-inset-bottom));
}

.sidebar-brand{ display:none; }
/* ── HEADER ── */
.app-header{
  position:sticky;
  top:0;
  background:var(--bg);
  border-bottom:1px solid var(--border);
  padding:10px 16px;
  z-index:10;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
}
.brand-icon{
  width:30px;
  height:30px;
  border-radius:8px;
}
.brand h1{margin:0;letter-spacing:.2px;font-size:1.1rem}
.brand .tm{font-weight:800}

/* ── BOTTOM NAV ── */
.bottom-nav{
  position:fixed;
  bottom:0;
  left:0; right:0;
  z-index:100;
  display:flex;
  justify-content:center;
  padding:0 16px calc(env(safe-area-inset-bottom) + 8px);
  background: transparent;
  pointer-events:none;
}

/* Pill container */
.bottom-nav::before{
  content:'';
  position:absolute;
  bottom:0; left:0; right:0;
  height:calc(var(--nav-h) + env(safe-area-inset-bottom));
  background:var(--bg);
  border-top:1px solid var(--border);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}

.nav-item{
  pointer-events:all;
  flex:1;
  max-width:80px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  padding:8px 0;
  background:none;
  border:none;
  cursor:pointer;
  color:var(--muted);
  position:relative;
  z-index:1;
  transition:color .15s, transform .15s;
  -webkit-tap-highlight-color:transparent;
}
.nav-item svg{
  width:22px; height:22px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.8;
  stroke-linecap:round;
  stroke-linejoin:round;
  transition:stroke .15s;
}
.nav-item span{
  font-size:10px;
  font-weight:600;
  letter-spacing:.2px;
}
.nav-item.active{
  color:var(--primary);
}
.nav-item.active svg{
  stroke:var(--primary);
}

/* FAB */
.nav-fab{
  background:var(--primary) !important;
  width:52px; height:52px;
  border-radius:16px !important;
  margin:-16px 8px 0;
  flex:0 0 52px;
  max-width:52px;
  color:#fff !important;
  box-shadow:0 6px 20px rgba(14,165,233,.45);
  transition:transform .15s, box-shadow .15s !important;
  align-self:center;
}
.nav-fab svg{
  stroke:#fff !important;
  stroke-width:2.5 !important;
  width:24px; height:24px;
}
.nav-fab:hover,.nav-fab:active{
  transform:scale(1.07);
  box-shadow:0 8px 24px rgba(14,165,233,.55);
}

/* Desktop: vertical sidebar */
@media(min-width:600px){
  body{
    padding-bottom: 0;
    padding-left: 220px;
  }
  .app-header{ display: none; }

  /* Sidebar brand */
  .sidebar-brand{
    position: fixed;
    top: 0; left: 0;
    width: 220px;
    padding: 20px 20px 12px;
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: -.2px;
    background: var(--bg);
    border-right: 1px solid var(--border);
    z-index: 101;
  }

  /* Sidebar nav */
  .bottom-nav{
    position: fixed;
    top: 60px; left: 0; bottom: 0;
    width: 220px;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 8px 10px 20px;
    background: var(--bg);
    border-right: 1px solid var(--border);
    border-top: none;
    pointer-events: all;
    gap: 2px;
    overflow-y: auto;
    z-index: 100;
  }
  .bottom-nav::before,
  .bottom-nav::after{ display: none; }

  .nav-item{
    flex-direction: row;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    max-width: none;
    width: 100%;
    justify-content: flex-start;
    font-size: .9rem;
    color: var(--muted);
  }
  .nav-item span{
    font-size: .9rem;
    font-weight: 500;
    letter-spacing: 0;
  }
  .nav-item svg{
    width: 18px; height: 18px;
    flex-shrink: 0;
  }
  .nav-item:hover{
    background: var(--card);
    color: var(--fg);
  }
  .nav-item.active{
    background: rgba(14,165,233,.1);
    color: var(--primary);
    font-weight: 600;
  }
  .nav-item.active svg{ stroke: var(--primary); }

  /* Neuer Eintrag button */
  .nav-fab{
    width: auto; height: auto;
    border-radius: 10px !important;
    margin: 4px 0 8px;
    flex: none; max-width: none;
    background: var(--primary) !important;
    color: #fff !important;
    box-shadow: 0 2px 10px rgba(14,165,233,.3);
    padding: 10px 12px;
    justify-content: flex-start;
    gap: 10px;
  }
  .nav-fab::after{
    content: attr(data-label-new);
    font-size: .9rem;
    font-weight: 600;
  }
  .nav-fab svg{
    width: 18px; height: 18px;
    stroke: #fff !important;
    stroke-width: 2.5 !important;
    flex-shrink: 0;
  }
  .nav-fab:hover{
    background: var(--primary-dark, #0284c7) !important;
    transform: none;
    box-shadow: 0 4px 14px rgba(14,165,233,.4);
  }

  main{
    padding: 28px 32px;
  }
}

main{padding:16px}

/* ── CARDS & GRID ── */
.grid{
  display:grid;
  gap:12px;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr))
}
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
  padding:14px;
  display:grid;
  gap:6px
}
h2{margin:8px 0 12px}
.title{font-weight:600}
.row{display:flex;gap:10px}
.half{flex:1}

label{display:grid;gap:6px;margin-bottom:12px}

input,select,textarea,button{
  border:1px solid var(--border);
  border-radius:12px;
  padding:10px 12px;
  font-size:16px;
  background:var(--chip);
  color:var(--fg);
  font-family:inherit;
}
input[type=file]{padding:8px}
button.primary{background:var(--primary);border-color:var(--primary);color:#fff}
button.danger{background:var(--danger);border-color:var(--danger);color:#fff}

select{
  -webkit-appearance:none;
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 12px center;
  padding-right:40px;
}

.list{display:grid;gap:10px}
.item{
  border:1px solid var(--border);
  border-radius:14px;
  padding:12px;
  background:var(--chip)
}
.meta{color:var(--muted);font-size:12px}
.btnrow{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.attach{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.attach .chip{
  border:1px solid var(--border);
  background:var(--chip);
  border-radius:999px;
  padding:4px 8px;
  font-size:12px
}

/* Sub-tabs (Termine / Aufgaben) */
.sub-tabs{
  display:flex;
  gap:8px;
  margin-bottom:14px;
}
.sub-tab{
  padding:7px 16px;
  border-radius:999px;
  border:1px solid var(--border);
  background:var(--chip);
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:all .15s;
}
.sub-tab.active{
  background:var(--primary);
  border-color:var(--primary);
  color:#fff;
}

.err{
  position:fixed;
  bottom:calc(var(--nav-h) + 12px);
  left:12px;
  right:12px;
  background:var(--danger);
  color:#fff;
  border-radius:12px;
  padding:10px 14px;
  z-index:200;
}

/* ── OVERVIEW LAYOUT ── */
.ov-layout{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.ov-greet{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 4px;
}
.ov-greet-title{
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.ov-greet-date{
  color: var(--muted);
  font-size: .9rem;
}

.ov-section{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 12px;
}
.ov-section-title{
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--muted);
  margin-bottom: 12px;
}

.ov-appt{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  border-left: 3px solid var(--primary);
  background: var(--bg);
  margin-bottom: 6px;
  cursor: pointer;
  transition: opacity .15s;
}
.ov-appt:hover{ opacity: .8; }
.ov-appt-info{ flex: 1; min-width: 0; }
.ov-appt-title{ font-weight: 600; font-size: .9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ov-appt-meta{ font-size: .78rem; color: var(--muted); margin-top: 2px; }

.ov-badge{
  font-size: .7rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

.ov-empty{
  color: var(--muted);
  font-size: .88rem;
  padding: 8px 0;
}

.ov-more{
  font-size: .8rem;
  color: var(--primary);
  cursor: pointer;
  padding: 6px 0 2px;
  font-weight: 600;
}

/* Stats */
.ov-stats{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}
.ov-stat{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 10px;
  text-align: center;
}
.ov-stat-num{
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}
.ov-stat-lbl{
  font-size: .72rem;
  color: var(--muted);
  font-weight: 500;
}

/* Tasks */
.ov-task{
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.ov-task:last-child{ border-bottom: none; }
.ov-task-cb{
  width: 18px; height: 18px;
  border: 2px solid var(--border);
  border-radius: 5px;
  flex-shrink: 0;
  margin-top: 2px;
  transition: all .15s;
  cursor: pointer;
}
.ov-task-cb:hover{ border-color: var(--primary); background: rgba(14,165,233,.1); }
.ov-task-info{ flex: 1; min-width: 0; }
.ov-task-title{ font-size: .88rem; font-weight: 500; margin-bottom: 3px; }

.ov-qa{
  width: 100%;
  margin-top: 4px;
  border-radius: 12px;
  padding: 12px;
  font-size: .9rem;
}

/* Desktop 2-col */
@media(min-width:600px){
  .ov-layout{
    grid-template-columns: 1fr 340px;
    gap: 20px;
    align-items: start;
  }
  .ov-greet{
    padding: 28px;
  }
  .ov-greet-title{
    font-size: 1.8rem;
  }
  .ov-section{
    margin-bottom: 16px;
  }
}