/* ============================================================
   aufgaben.wipke.de – Helles Design
   Hintergrund: weiß · Sidebar/Header: grau · Aufgaben: hellgelb · Text: schwarz
============================================================ */

:root {
  /* Hintergrund */
  --bg-base:    #ffffff;
  --bg-surface: #f5f5f5;
  --bg-card:    #fafafa;
  --bg-hover:   #e8e8e8;
  --bg-active:  #e0e0e0;
  --bg-input:   #ffffff;

  /* Sidebar & Header */
  --sidebar-bg: #e8e8e8;
  --header-bg:  #d8d8d8;

  /* Aufgaben: helles Gelb */
  --task-bg:       #fffde7;
  --task-bg-hover: #fff9c4;
  --task-border:   #f0e68c;
  --task-selected: #fff176;

  /* Akzent (für Buttons, Fokus) */
  --accent:        #f59e0b;
  --accent-dark:   #d97706;
  --accent-bright: #fbbf24;
  --accent-subtle: rgba(245,158,11,0.15);

  /* Text */
  --text-primary:   #111111;
  --text-secondary: #333333;
  --text-muted:     #777777;
  --text-accent:    #92400e;

  /* Rahmen */
  --border:       #cccccc;
  --border-light: #bbbbbb;

  /* Prioritäten */
  --priority-none: #9ca3af;
  --priority-low:  #3b82f6;
  --priority-med:  #f59e0b;
  --priority-high: #ef4444;

  /* Status */
  --status-open:      #374151;
  --status-progress:  #2563eb;
  --status-done:      #16a34a;
  --status-cancelled: #9ca3af;

  --success: #16a34a;
  --warning: #d97706;
  --danger:  #dc2626;

  /* Layout */
  --r-sm: 8px; --r-md: 12px; --r-lg: 16px; --r-xl: 20px;
  --sidebar-w: 255px; --detail-w: 680px; --t: 150ms ease;
}

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { font-size:14px; }
body {
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-dark); text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input, textarea, select {
  font: inherit;
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  padding: .5rem .8rem;
  outline: none;
  transition: border-color var(--t), box-shadow var(--t);
  width: 100%;
}
input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(245,158,11,0.2);
}
input::placeholder, textarea::placeholder { color: #aaaaaa; }
select option { background: #fff; color: #111; }
ul { list-style: none; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #f0f0f0; }
::-webkit-scrollbar-thumb { background: #cccccc; border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: #aaaaaa; }

/* ── LOGIN ─────────────────────────────────────────────────── */
.login-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; overflow: auto;
  background: #f5f5f5;
}
.login-box {
  width: 100%; max-width: 420px;
  padding: 2.5rem 2rem;
  background: #ffffff;
  border: 1.5px solid var(--border);
  border-radius: var(--r-xl);
  margin: 1rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}
.login-logo { display:flex; align-items:center; gap:.7rem; justify-content:center; margin-bottom:1.8rem; }
.login-logo .logo-icon {
  width:40px; height:40px;
  background: var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 700; color: #fff;
}
.login-logo h1 { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); }
.login-subtitle { text-align:center; color:var(--text-muted); font-size:.9rem; margin-bottom:1.8rem; }
.form-group { margin-bottom: 1rem; }
.form-group label { display:block; font-size:.82rem; color:var(--text-secondary); margin-bottom:.3rem; font-weight:600; }
.form-error { color: var(--danger); font-size:.82rem; margin-top:.3rem; display:none; }
.form-error.show { display:block; }
.login-tabs { display:flex; gap:.5rem; margin-bottom:1.5rem; }
.login-tab {
  flex:1; padding:.5rem;
  background: #f5f5f5;
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  color: var(--text-secondary); font-size:.9rem; font-weight:500;
  transition: all var(--t);
}
.login-tab.active {
  background: var(--accent);
  border-color: var(--accent-dark); color:#fff; font-weight:700;
}

/* ── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap:.4rem;
  padding: .45rem 1rem;
  border-radius: var(--r-md);
  font-size: .85rem; font-weight: 600;
  transition: all var(--t); white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: 1.5px solid var(--accent-dark);
}
.btn-primary:hover { background: var(--accent-dark); box-shadow: 0 4px 12px rgba(245,158,11,0.3); }
.btn-ghost {
  background: transparent; color: var(--text-secondary);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-primary); }
.btn-danger { background: transparent; color: var(--danger); border: 1.5px solid transparent; }
.btn-danger:hover { background: rgba(220,38,38,.08); border-color: var(--danger); }
.btn-icon { padding: .4rem; border-radius: var(--r-sm); }
.btn-full { width: 100%; padding: .7rem; font-size: .95rem; }
.btn:disabled { opacity: .4; cursor: not-allowed; }

/* ── APP LAYOUT ─────────────────────────────────────────────── */
.app-layout { display: flex; height: 100vh; overflow: hidden; }

/* ── SIDEBAR ────────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  background: var(--sidebar-bg);
  border-right: 1.5px solid var(--border);
  display: flex; flex-direction: column; overflow: hidden;
}
.sidebar-header {
  padding: 1rem 1rem .8rem;
  display: flex; align-items: center; gap: .6rem;
  border-bottom: 1.5px solid var(--border); flex-shrink: 0;
  background: var(--header-bg);
}
.sidebar-logo {
  width: 30px; height: 30px;
  background: var(--accent);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: .95rem; font-weight: 700; color: #fff;
}
.sidebar-title { font-size: .95rem; font-weight: 700; color: var(--text-primary); flex: 1; }
.sidebar-nav { flex: 1; overflow-y: auto; padding: .5rem 0; }
.sidebar-section { padding: .2rem 0; }
.sidebar-section-label {
  padding: .5rem 1rem .3rem;
  display: flex; align-items: center; justify-content: space-between;
  font-size: .68rem; font-weight: 700; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .1em;
}
.sidebar-section-label .sec-actions { display:flex; gap:.2rem; opacity:0; transition: opacity var(--t); }
.sidebar-section-label:hover .sec-actions { opacity: 1; }
.sec-btn {
  padding: .2rem .35rem; border-radius: var(--r-sm);
  color: var(--text-muted); font-size: .8rem; font-weight: 700; transition: all var(--t);
}
.sec-btn:hover { background: rgba(0,0,0,.08); color: var(--text-primary); }

.nav-item {
  display: flex; align-items: center; gap: .6rem;
  padding: .48rem 1rem;
  color: var(--text-secondary); font-size: .88rem; font-weight: 500;
  cursor: pointer; transition: all var(--t); position: relative; user-select: none;
}
.nav-item:hover { background: rgba(0,0,0,.06); color: var(--text-primary); }
.nav-item.active {
  background: rgba(245,158,11,0.15);
  color: var(--accent-dark); font-weight: 700;
}
.nav-item.active::before {
  content:''; position: absolute; left:0; top:0; bottom:0;
  width: 3px; background: var(--accent);
  border-radius: 0 2px 2px 0;
}
.nav-item .nav-icon { font-size: .9rem; width: 20px; text-align: center; flex-shrink: 0; }
.nav-item .nav-label { flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.nav-item .nav-count {
  font-size: .7rem; font-weight: 700;
  background: rgba(245,158,11,0.2); color: var(--accent-dark);
  padding: .1rem .45rem; border-radius: 99px; flex-shrink: 0;
}
.nav-item .nav-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.nav-item .nav-actions { display: none; gap:.1rem; margin-left:.2rem; }
.nav-item:hover .nav-actions { display: flex; }
.nav-action-btn {
  padding: .15rem .3rem; border-radius: 4px;
  font-size: .7rem; color: var(--text-muted); transition: all var(--t);
}
.nav-action-btn:hover { background: rgba(0,0,0,.1); color: var(--text-primary); }

.project-item { padding-left: 1.8rem; }
.folder-group {}
.folder-header {
  display: flex; align-items: center; gap: .4rem;
  padding: .38rem .8rem .38rem 1rem;
  cursor: pointer; transition: background var(--t);
}
.folder-header:hover { background: rgba(0,0,0,.06); }
.folder-icon { font-size: .85rem; flex-shrink: 0; }
.folder-name { font-size: .85rem; font-weight: 600; color: var(--text-secondary); flex: 1; }
.folder-toggle { font-size: .65rem; color: var(--text-muted); transition: transform var(--t); flex-shrink: 0; }
.folder-toggle.open { transform: rotate(90deg); }
.folder-projects { padding-left: .5rem; }

.sidebar-footer {
  padding: .7rem; border-top: 1.5px solid var(--border); flex-shrink: 0;
  background: var(--header-bg);
  overflow: visible !important; position: relative; z-index: 300;
}
.user-card {
  display: flex; align-items: center; gap: .65rem;
  padding: .5rem .65rem; border-radius: var(--r-md);
  cursor: pointer; transition: background var(--t);
}
.user-card:hover { background: rgba(0,0,0,.07); }
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700; color: #fff; flex-shrink: 0;
}
.user-info { flex: 1; min-width: 0; }
.user-name { font-size: .85rem; font-weight: 700; color: var(--text-primary); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.user-role { font-size: .72rem; color: var(--text-muted); }

/* ── MAIN CONTENT ───────────────────────────────────────────── */
.main-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }
.content-header {
  padding: .8rem 1.4rem .7rem;
  border-bottom: 1.5px solid var(--border);
  display: flex; align-items: center; gap: .8rem; flex-shrink: 0;
  background: var(--header-bg);
  position: relative; z-index: 100;
}
.content-header h2 { font-size: 1.05rem; font-weight: 700; color: var(--text-primary); flex: 1; }
.header-actions { display: flex; gap: .4rem; align-items: center; }
.view-toggle {
  display: flex;
  background: #e0e0e0;
  border: 1.5px solid var(--border); border-radius: var(--r-md);
  padding: .2rem; gap: .1rem;
}
.view-btn {
  padding: .3rem .6rem; border-radius: var(--r-sm);
  font-size: .78rem; color: var(--text-muted); transition: all var(--t);
}
.view-btn.active { background: var(--accent); color: #fff; font-weight: 700; }
.view-btn:hover:not(.active) { background: rgba(0,0,0,.07); color: var(--text-secondary); }
.search-bar { position: relative; }
.search-bar input { padding-left: 2.1rem; width: 210px; font-size: .83rem; }
.search-icon {
  position: absolute; left: .65rem; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); font-size: .85rem; pointer-events: none;
}

/* ── CONTEXT MENU ───────────────────────────────────────────── */
.ctx-menu {
  position: fixed;
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--r-md); min-width: 160px; z-index: 500;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15); overflow: hidden; display: none;
}
.ctx-menu.show { display: block; }
.ctx-item {
  display: flex; align-items: center; gap: .6rem;
  padding: .5rem .9rem; font-size: .85rem; color: var(--text-secondary);
  cursor: pointer; transition: all var(--t);
}
.ctx-item:hover { background: #f5f5f5; color: var(--text-primary); }
.ctx-item.danger { color: var(--danger); }
.ctx-divider { height: 1px; background: var(--border); margin: .2rem 0; }