/* =========================================================================
   TEKA EK Preiserhöhung — styles.css
   Leitfarbe TEKA-Dunkelblau #1B3A6B (Design-Doku). Ruhiges Werkzeug-Layout.
   ========================================================================= */

:root {
  --teka-blue: #1B3A6B;
  --teka-blue-700: #16315a;
  --teka-blue-50: #eef2f9;
  --ink: #1c2530;
  --muted: #6b7785;
  --line: #e2e6ec;
  --bg: #f5f7fa;
  --card: #ffffff;
  --ok: #1f7a4d;
  --ok-bg: #e7f4ed;
  --warn: #9a6700;
  --warn-bg: #fbf3e0;
  --skip: #8a3b3b;
  --skip-bg: #f6e9e9;
  --up: #b23b3b;
  --down: #1f7a4d;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 40, 80, .08), 0 1px 2px rgba(20, 40, 80, .04);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

/* ---------------- Login ---------------- */
#login-screen {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--teka-blue) 0%, var(--teka-blue-700) 100%);
}
.login-card {
  background: #fff; border-radius: 14px; padding: 40px 36px;
  width: min(92vw, 380px); text-align: center;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .25);
}
.login-logo {
  height: 46px; margin-bottom: 18px;
  filter: brightness(0) saturate(100%); /* dunkles Logo auf weißer Karte */
}
.login-title { font-size: 1.35rem; margin: 0 0 6px; color: var(--teka-blue); }
.login-sub { color: var(--muted); font-size: .92rem; margin: 0 0 22px; }
.btn-login {
  width: 100%; background: var(--teka-blue); color: #fff; border: none;
  padding: 12px; border-radius: 8px; font-weight: 600; cursor: pointer;
}
.btn-login:hover { background: var(--teka-blue-700); }
.login-error {
  margin-top: 14px; color: var(--skip); background: var(--skip-bg);
  padding: 10px; border-radius: 8px; font-size: .88rem;
}

/* ---------------- Header ---------------- */
#app-wrapper { display: flex; flex-direction: column; min-height: 100vh; }
.app-header {
  display: flex; align-items: center; gap: 16px;
  background: var(--teka-blue); color: #fff;
  padding: 14px 24px;
}
.header-logo { height: 30px; filter: brightness(0) invert(1); } /* weiß auf blau */
.header-titleblock { display: flex; flex-direction: column; line-height: 1.2; }
.header-title { font-weight: 700; font-size: 1.05rem; }
.header-subtitle { font-size: .78rem; opacity: .8; }
.header-user { margin-left: auto; font-size: .85rem; opacity: .9; }

/* ---------------- Stepbar ---------------- */
.stepbar {
  display: flex; gap: 8px; flex-wrap: wrap;
  background: #fff; border-bottom: 1px solid var(--line);
  padding: 12px 24px;
}
.step {
  display: flex; align-items: center; gap: 8px;
  font-size: .86rem; color: var(--muted); font-weight: 500;
}
.step:not(:last-child)::after {
  content: ""; width: 28px; height: 1px; background: var(--line); margin-left: 8px;
}
.step-no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--line); color: var(--muted); font-size: .78rem; font-weight: 700;
}
.step.is-active { color: var(--teka-blue); }
.step.is-active .step-no { background: var(--teka-blue); color: #fff; }
.step.is-done .step-no { background: var(--ok); color: #fff; }

/* ---------------- Panels ---------------- */
#content { flex: 1; padding: 28px 24px; max-width: 1080px; width: 100%; margin: 0 auto; }
.panel {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 26px; max-width: 720px; margin: 0 auto;
}
#panel-3 { max-width: 100%; }
.panel-h { font-size: 1.1rem; margin: 0 0 20px; color: var(--ink); }

.field { margin-bottom: 18px; }
.field > label {
  display: block; font-size: .85rem; font-weight: 600; margin-bottom: 6px; color: var(--ink);
}
.field input[type="text"], .field input[type="date"], .field select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line);
  border-radius: 8px; font-size: .95rem; background: #fff; color: var(--ink);
}
.field input:focus, .field select:focus {
  outline: none; border-color: var(--teka-blue); box-shadow: 0 0 0 3px var(--teka-blue-50);
}
.hint { display: block; color: var(--muted); font-size: .8rem; margin-top: 6px; }
.hint code { background: var(--bg); padding: 1px 5px; border-radius: 4px; }

.radio-row { display: flex; gap: 10px; flex-wrap: wrap; }
.radio-pill {
  display: flex; align-items: center; gap: 7px; cursor: pointer;
  border: 1px solid var(--line); border-radius: 8px; padding: 9px 14px; font-size: .9rem;
}
.radio-pill input { accent-color: var(--teka-blue); }
.radio-pill:has(input:checked) {
  border-color: var(--teka-blue); background: var(--teka-blue-50); font-weight: 600;
}

.colmap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Modus-Umschalter */
.mode-toggle {
  display: inline-flex; background: var(--bg); border: 1px solid var(--line);
  border-radius: 10px; padding: 4px; gap: 4px; margin-bottom: 22px;
}
.mode-btn {
  display: inline-flex; align-items: center; gap: 7px;
  border: none; background: transparent; color: var(--muted);
  padding: 9px 18px; border-radius: 7px; font-size: .9rem; font-weight: 600; cursor: pointer;
}
.mode-btn:hover { color: var(--teka-blue); }
.mode-btn.is-active { background: #fff; color: var(--teka-blue); box-shadow: var(--shadow); }

/* Dropzone */
.dropzone {
  position: relative; border: 2px dashed var(--line); border-radius: 10px;
  padding: 28px; text-align: center; color: var(--muted); cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.dropzone:hover { border-color: var(--teka-blue); background: var(--teka-blue-50); }
.dropzone i { font-size: 1.8rem; color: var(--teka-blue); }
.dropzone input[type="file"] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer;
}

/* Anleitung: Google Tabelle als CSV */
.howto {
  margin-top: 12px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); overflow: hidden;
}
.howto summary {
  cursor: pointer; padding: 11px 14px; font-size: .86rem; font-weight: 600;
  color: var(--teka-blue); list-style: none; display: flex; align-items: center; gap: 8px;
}
.howto summary::-webkit-details-marker { display: none; }
.howto summary::after {
  content: "\f282"; font-family: "bootstrap-icons"; margin-left: auto;
  font-size: .8rem; transition: transform .15s; opacity: .6;
}
.howto[open] summary::after { transform: rotate(180deg); }
.howto summary:hover { background: #eef1f6; }
.howto-body { padding: 4px 16px 14px; font-size: .86rem; color: var(--ink); }
.howto-body ol { margin: 8px 0; padding-left: 22px; }
.howto-body li { margin-bottom: 6px; line-height: 1.45; }
.howto-note {
  background: var(--teka-blue-50); border-radius: 6px; padding: 9px 12px;
  font-size: .82rem; color: var(--teka-blue-700); margin: 6px 0 0;
}

/* Supplier banner */
.supplier-banner {
  background: var(--teka-blue-50); border: 1px solid #d4ddef; color: var(--teka-blue-700);
  border-radius: 8px; padding: 10px 14px; font-size: .9rem; margin-bottom: 22px;
}

/* ---------------- Kategorien ---------------- */
.cat-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 18px; }
.cat-card {
  text-align: left; background: #fff; border: 1px solid var(--line);
  border-radius: 10px; padding: 16px; cursor: pointer; display: flex; flex-direction: column;
  transition: border-color .12s, box-shadow .12s;
}
.cat-card:hover { border-color: var(--teka-blue); }
.cat-card.is-active { border-color: var(--teka-blue); box-shadow: 0 0 0 3px var(--teka-blue-50); }
.cat-count { font-size: 1.6rem; font-weight: 800; color: var(--teka-blue); line-height: 1; }
.cat-label { font-weight: 600; margin-top: 4px; }
.cat-note { font-size: .78rem; color: var(--muted); }

.skip-note {
  background: var(--warn-bg); border: 1px solid #efe0b8; color: var(--warn);
  border-radius: 8px; padding: 10px 14px; font-size: .85rem; margin-bottom: 14px;
}

/* ---------------- Tabelle ---------------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; }
.cmp-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.cmp-table th, .cmp-table td {
  padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap;
}
.cmp-table thead th {
  background: var(--bg); color: var(--muted); font-weight: 600;
  position: sticky; top: 0; text-transform: uppercase; font-size: .72rem; letter-spacing: .03em;
}
.cmp-table tbody tr:hover { background: var(--teka-blue-50); }
.cmp-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.cmp-table .empty { text-align: center; color: var(--muted); padding: 26px; }
.row-skip { opacity: .55; }

/* Artikel-Link aufs Dashboard */
.art-link { color: var(--teka-blue); text-decoration: none; font-weight: 600; white-space: nowrap; }
.art-link:hover { text-decoration: underline; }
.art-link i { font-size: .72rem; opacity: .6; }
.pct-up { color: var(--up); font-weight: 600; }
.pct-down { color: var(--down); font-weight: 600; }
.pct-flat { color: var(--muted); }

.badge-ok, .badge-warn, .badge-skip {
  font-size: .74rem; padding: 2px 8px; border-radius: 20px; font-weight: 600; white-space: nowrap;
}
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-skip { background: var(--skip-bg); color: var(--skip); }

/* ---------------- Buttons / Actions ---------------- */
.panel-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }
.btn {
  border: none; border-radius: 8px; padding: 11px 20px; font-size: .92rem;
  font-weight: 600; cursor: pointer;
}
.btn-primary { background: var(--teka-blue); color: #fff; }
.btn-primary:hover { background: var(--teka-blue-700); }
.btn-primary:disabled { background: #aab4c4; cursor: not-allowed; }
.btn-ghost { background: #fff; border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { background: var(--bg); }

.inline-error {
  margin-top: 16px; background: var(--skip-bg); color: var(--skip);
  border: 1px solid #e7c9c9; border-radius: 8px; padding: 11px 14px; font-size: .88rem;
}
.inline-ok {
  margin-top: 16px; background: var(--ok-bg); color: var(--ok);
  border: 1px solid #c2e3d1; border-radius: 8px; padding: 11px 14px; font-size: .88rem;
}

/* Rücknahme */
.rollback-row { display: flex; gap: 10px; margin-top: 12px; }
.rollback-text { margin: 8px 0 4px; line-height: 1.45; }
.btn-sm { padding: 8px 14px; font-size: .85rem; }
.btn-danger { background: #b23b3b; color: #fff; border: none; }
.btn-danger:hover { background: #9a2f2f; }

/* ---------------- Done ---------------- */
.done-box { text-align: center; padding: 30px 10px; }
.done-box i { font-size: 3rem; color: var(--ok); }
.done-box h2 { margin: 14px 0 8px; color: var(--ink); }
.done-box p { color: var(--muted); margin-bottom: 24px; }

/* ---------------- Loader ---------------- */
.loader-overlay {
  position: fixed; inset: 0; background: rgba(255, 255, 255, .8);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; z-index: 50;
}
.spinner {
  width: 42px; height: 42px; border: 4px solid var(--teka-blue-50);
  border-top-color: var(--teka-blue); border-radius: 50%; animation: spin .8s linear infinite;
}
.loader-text { color: var(--teka-blue); font-weight: 600; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- Responsive ---------------- */
@media (max-width: 720px) {
  .cat-cards { grid-template-columns: 1fr; }
  .colmap-grid { grid-template-columns: 1fr; }
  .header-subtitle { display: none; }
  .panel { padding: 20px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .spinner { animation: none; }
  * { transition: none !important; }
}