/* ── Variables ─────────────────────────────────────────────────── */
:root {
  --c-primary:   #14a0de;
  --c-primary-d: #1186ba;
  --c-dark:      #023648;
  --c-accent:    #ED1E24;
  --c-bg:        #f0f4f8;
  --c-surface:   #ffffff;
  --c-border:    #dde4ec;
  --c-text:      #1a2744;
  --c-muted:     #64748b;
  --c-success:   #16a34a;
  --c-error:     #dc2626;
  --c-warning:   #d97706;
  --r-card:      10px;
  --r-sm:        6px;
  --nav-h:       60px;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md:   0 4px 12px rgba(0,0,0,.10);
  --shadow-lg:   0 12px 32px rgba(0,0,0,.14);
  --transition:  150ms ease;
  --font:        -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
}

/* ── Reset & Base ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--c-bg); color: var(--c-text); line-height: 1.5; }
a { color: var(--c-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ── Top Navigation ──────────────────────────────────────────────── */
.top-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  background: var(--c-dark);
  display: flex; align-items: center; gap: 1rem;
  padding: 0 1.25rem;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.nav-brand {
  display: flex; align-items: center; gap: .6rem;
  color: #fff; font-weight: 700; font-size: 1rem;
  text-decoration: none; flex-shrink: 0;
}
.nav-brand svg { flex-shrink: 0; }
.brand-name { letter-spacing: .04em; }
.nav-brand:hover { text-decoration: none; opacity: .9; }

.nav-main { display: flex; align-items: center; gap: .25rem; flex: 1; }
.nav-link {
  display: flex; align-items: center; gap: .4rem;
  padding: .45rem .8rem; border-radius: var(--r-sm);
  color: rgba(255,255,255,.75); font-size: .875rem; font-weight: 500;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}
.nav-link svg { width: 16px; height: 16px; flex-shrink: 0; }
.nav-link:hover, .nav-link.active { background: rgba(255,255,255,.12); color: #fff; text-decoration: none; }

.nav-user { display: flex; align-items: center; gap: .5rem; margin-left: auto; flex-shrink: 0; }
.user-info-wrap { display: flex; align-items: center; gap: .6rem; padding: .25rem .4rem; }
.user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .875rem; font-weight: 700; flex-shrink: 0;
}
.user-info { display: flex; flex-direction: column; }
.user-name  { color: #fff; font-size: .875rem; font-weight: 500; line-height: 1.2; }
.user-role  { color: rgba(255,255,255,.5); font-size: .7rem; }

.btn-icon {
  background: none; border: none;
  color: rgba(255,255,255,.6); padding: .4rem;
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  transition: color var(--transition); position: relative;
}
.btn-icon:hover { color: #fff; }
.btn-icon svg { width: 18px; height: 18px; }

/* ── Notification bell ──────────────────────────────────────────── */
.notif-bell-wrap { position: relative; }
.notif-badge {
  position: absolute; top: 2px; right: 2px;
  background: var(--c-accent); color: #fff;
  border-radius: 20px; font-size: .62rem; font-weight: 700;
  min-width: 15px; height: 15px; display: flex; align-items: center; justify-content: center;
  padding: 0 3px; line-height: 1;
}
.notif-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 200;
  width: 320px; max-width: 90vw;
  background: var(--c-surface); border-radius: var(--r-card);
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.notif-dropdown-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: .75rem 1rem; border-bottom: 1px solid var(--c-border);
  font-weight: 700; font-size: .85rem; color: var(--c-dark);
}
.notif-dropdown-list { max-height: 340px; overflow-y: auto; }
.notif-empty { padding: 1.5rem 1rem; text-align: center; color: var(--c-muted); font-size: .82rem; }
.notif-item {
  display: block; padding: .65rem 1rem; border-bottom: 1px solid var(--c-bg);
  font-size: .8rem; color: var(--c-text); text-decoration: none;
}
.notif-item:hover { background: var(--c-bg); text-decoration: none; }
.notif-item--unread { background: rgba(20,160,222,.06); }
.notif-item-title { font-weight: 600; }
.notif-item-time { color: var(--c-muted); font-size: .7rem; margin-top: .15rem; }
.notif-dropdown-footer {
  display: block; text-align: center; padding: .6rem; font-size: .8rem;
  border-top: 1px solid var(--c-border); color: var(--c-primary);
}

.notif-row {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .9rem 1.25rem; border-bottom: 1px solid var(--c-bg);
}
.notif-row:last-child { border-bottom: none; }
.notif-row--unread { background: rgba(20,160,222,.05); }
.notif-row-title { font-weight: 600; font-size: .875rem; }
.notif-row-message { font-size: .8rem; margin-top: .2rem; }
.notif-row-time { font-size: .72rem; margin-top: .3rem; }

/* ── Page Body ───────────────────────────────────────────────────── */
.page-body { padding-top: calc(var(--nav-h) + 1.25rem); min-height: 100vh; padding-left: 1.25rem; padding-right: 1.25rem; padding-bottom: 2rem; }

/* ── Alerts ──────────────────────────────────────────────────────── */
.alert {
  display: flex; align-items: center; justify-content: space-between;
  padding: .75rem 1.25rem; gap: 1rem; margin-bottom: 1rem;
  font-size: .875rem; font-weight: 500; border-radius: var(--r-sm);
}
.alert-success { background: #dcfce7; color: #166534; border-left: 4px solid var(--c-success); }
.alert-error   { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--c-error); }
.alert-warning { background: #fef3c7; color: #92400e; border-left: 4px solid var(--c-warning); }
.alert-info    { background: #dbeafe; color: #1e40af; border-left: 4px solid var(--c-primary); }
.alert-close   { background: none; border: none; font-size: 1.2rem; line-height: 1; opacity: .6; padding: 0; }
.alert-close:hover { opacity: 1; }

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .5rem 1rem; border-radius: var(--r-sm); font-size: .875rem; font-weight: 600;
  border: 1.5px solid transparent; cursor: pointer;
  transition: all var(--transition); text-decoration: none; white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.btn-primary:hover { background: var(--c-primary-d); border-color: var(--c-primary-d); }
.btn-outline { background: transparent; color: var(--c-dark); border-color: var(--c-border); }
.btn-outline:hover { border-color: var(--c-primary); color: var(--c-primary); }
.btn-danger  { background: var(--c-error); color: #fff; border-color: var(--c-error); }
.btn-danger:hover { background: #b91c1c; }
.btn-success { background: var(--c-success); color: #fff; border-color: var(--c-success); font-weight: 700; box-shadow: 0 2px 8px rgba(22,163,74,.35); }
.btn-success:hover { background: #15803d; border-color: #15803d; }
.btn-sm      { padding: .3rem .7rem; font-size: .8rem; }
.btn-block   { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ── Forms ───────────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: .35rem; }
.form-group + .form-group { margin-top: .9rem; }
.form-group--half { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.form-group label { font-size: .8rem; font-weight: 600; color: var(--c-dark); }
.required { color: var(--c-accent); }
.form-input, .form-select {
  padding: .5rem .75rem; border-radius: var(--r-sm);
  border: 1.5px solid var(--c-border); background: #fff;
  font-size: .875rem; color: var(--c-text);
  transition: border-color var(--transition);
  width: 100%;
}
.form-input:focus, .form-select:focus {
  outline: none; border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(20,160,222,.15);
}
textarea.form-input { resize: vertical; }
.form-hint { font-size: .75rem; color: var(--c-muted); }
.form-actions { display: flex; gap: .6rem; margin-top: 1rem; flex-wrap: wrap; }
.form-select--sm { padding: .35rem .6rem; font-size: .8rem; }

/* ── Login Page ──────────────────────────────────────────────────── */
.login-wrapper {
  min-height: calc(100vh - var(--nav-h)); display: flex;
  align-items: center; justify-content: center; padding: 2rem;
  background: linear-gradient(135deg, var(--c-dark) 0%, #034f6e 100%);
  margin: calc(var(--nav-h) * -1) -1.25rem -2rem;
}
.login-card {
  background: #fff; border-radius: var(--r-card);
  padding: 2.5rem; width: 100%; max-width: 400px;
  box-shadow: var(--shadow-lg);
}
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo svg { margin: 0 auto .75rem; width: 48px; height: 48px; }
.login-logo h1 { font-size: 1.5rem; color: var(--c-dark); font-weight: 800; }
.login-subtitle { color: var(--c-muted); font-size: .875rem; margin-top: .25rem; }
.login-form .btn-block { margin-top: 1.25rem; padding: .7rem; font-size: 1rem; }

/* ── Content headers / panels ───────────────────────────────────── */
.admin-content-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.25rem; flex-wrap: wrap; gap: .75rem; }
.admin-title { font-size: 1.4rem; font-weight: 800; color: var(--c-dark); }
.admin-subtitle { font-size: .85rem; color: var(--c-muted); margin: .25rem 0 0; }

.panel { background: var(--c-surface); border-radius: var(--r-card); padding: 1.25rem; box-shadow: var(--shadow-sm); margin-bottom: 1.25rem; }
.panel-title { font-size: .95rem; font-weight: 700; margin-bottom: 1rem; color: var(--c-dark); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card {
  background: var(--c-surface); border-radius: var(--r-card);
  padding: 1.25rem; box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--c-primary);
}
.stat-card--sm { border-left-color: var(--c-border); }
.stat-number { font-size: 1.75rem; font-weight: 800; color: var(--c-dark); line-height: 1; }
.stat-label  { font-size: .78rem; color: var(--c-muted); margin-top: .3rem; }

/* ── Tables ──────────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; border-radius: var(--r-card); box-shadow: var(--shadow-sm); background: var(--c-surface); }
.data-table { width: 100%; border-collapse: collapse; background: var(--c-surface); font-size: .85rem; }
.data-table th {
  background: var(--c-bg); padding: .65rem 1rem; text-align: left;
  font-size: .72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .05em; color: var(--c-muted); white-space: nowrap;
}
.data-table td { padding: .7rem 1rem; border-top: 1px solid var(--c-border); vertical-align: middle; }
.data-table tr:hover td { background: rgba(20,160,222,.03); }
.row-inactive td { opacity: .5; }

.role-badge { padding: .2rem .55rem; border-radius: 20px; font-size: .72rem; font-weight: 700; }
.role-admin       { background: rgba(237,30,36,.12);  color: #b91c1c; }
.role-mitarbeiter { background: rgba(100,116,139,.12); color: var(--c-muted); }

.status-dot { display: inline-flex; align-items: center; gap: .3rem; font-size: .78rem; font-weight: 600; }
.status-dot::before { content: ''; width: 7px; height: 7px; border-radius: 50%; display: block; }
.status-active::before { background: var(--c-success); }
.status-inactive::before { background: var(--c-muted); }

.action-badge { display: inline-block; padding: .15rem .5rem; border-radius: 4px; font-size: .72rem; background: var(--c-bg); color: var(--c-muted); }
.count-badge { display: inline-block; background: var(--c-bg); color: var(--c-muted); border-radius: 20px; padding: .1rem .6rem; font-size: .8rem; font-weight: 600; margin-left: .5rem; vertical-align: middle; }

.tag {
  display: inline-block; padding: .2rem .55rem; border-radius: 20px;
  background: #fff; font-size: .73rem; border: 1.5px solid var(--c-border);
}

.filter-bar { display: flex; align-items: center; gap: .6rem; margin-bottom: 1rem; flex-wrap: wrap; }
.filter-pill {
  padding: .3rem .75rem; border-radius: 20px; font-size: .8rem; font-weight: 500;
  border: 1.5px solid var(--c-border); color: var(--c-muted);
  transition: all var(--transition); text-decoration: none;
}
.filter-pill:hover, .filter-pill.active {
  border-color: var(--c-primary); color: var(--c-primary);
  background: rgba(20,160,222,.07); text-decoration: none;
}
.two-col-layout { display: grid; gap: 1.5rem; align-items: start; }

.meta-cell { max-width: 280px; }
.user-avatar-sm {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--c-primary); color: #fff; font-size: .75rem; font-weight: 700;
  margin-right: .5rem; vertical-align: middle;
}

.nowrap { white-space: nowrap; }
.muted  { color: var(--c-muted); }
.link-more { font-size: .8rem; color: var(--c-primary); display: inline-block; }

code { background: var(--c-bg); padding: .1rem .4rem; border-radius: 4px; font-size: .8rem; }

.empty-state { text-align: center; padding: 4rem 2rem; color: var(--c-muted); }
.empty-state p { margin-bottom: 1rem; }

.error-page { max-width: 500px; margin: 6rem auto; text-align: center; padding: 2rem; }
.error-code { font-size: 5rem; font-weight: 900; color: var(--c-border); line-height: 1; margin-bottom: 1rem; }
.error-page h1 { font-size: 1.25rem; color: var(--c-dark); margin-bottom: 1.5rem; }

/* ── Admin layout ────────────────────────────────────────────────── */
.admin-layout-inner { display: grid; grid-template-columns: 200px 1fr; gap: 1.5rem; align-items: start; }
.admin-sidebar {
  background: var(--c-dark); padding: 1.25rem 0; border-radius: var(--r-card);
  position: sticky; top: calc(var(--nav-h) + 1.25rem);
  display: flex; flex-direction: column;
}
.admin-sidebar-title {
  font-size: .65rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .1em; color: rgba(255,255,255,.4);
  padding: 0 1rem .75rem;
}
.admin-nav { flex: 1; }
.admin-nav-item {
  display: block; padding: .55rem 1.25rem; font-size: .85rem; font-weight: 500;
  color: rgba(255,255,255,.65); transition: all var(--transition); text-decoration: none;
}
.admin-nav-item:hover, .admin-nav-item.active { background: rgba(255,255,255,.08); color: #fff; text-decoration: none; }
.admin-nav-item.active { border-left: 3px solid var(--c-primary); }
.admin-sidebar-footer { border-top: 1px solid rgba(255,255,255,.1); padding-top: .5rem; margin-top: .5rem; }
.admin-content { min-width: 0; }

/* ── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .admin-layout-inner { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; flex-direction: row; flex-wrap: wrap; padding: .5rem; }
  .admin-nav { display: flex; flex-wrap: wrap; }
  .admin-nav-item { padding: .4rem .75rem; }
  .nav-user .user-info { display: none; }
  .form-group--half { grid-template-columns: 1fr; }
}