/* Invoice Scout — App CSS (Etapa 4.4B) */
/* Design tokens: warm_dark / warm_white */

/* ─── Warm Dark (default) ─────────────────────────────── */
:root,
[data-theme="warm_dark"] {
  --bg:            #141316;
  --bg-sidebar:    #18171a;
  --bg-panel:      #17161a;
  --bg-card:       #1c1b1e;
  --bg-card-border: rgba(200,180,150,0.04);
  --accent:        #c0873a;
  --accent-light:  #e8c596;
  --accent-bg:     rgba(192,135,58,0.1);
  --text:          #ece4d8;
  --text-muted:    #8a8580;
  --text-dim:      #6b6560;
  --green:         #6bc98a;
  --amber:         #e2a94e;
  --red:           #d45a5a;
  --purple:        #a78bfa;
  --border:        rgba(200,180,150,0.06);
  --border-strong: rgba(200,180,150,0.14);
  --shadow:        0 2px 16px rgba(0,0,0,0.4);
  --sidebar-width: 240px;
}

/* ─── Warm White ──────────────────────────────────────── */
[data-theme="warm_white"] {
  --bg:            #faf8f4;
  --bg-sidebar:    #f3efe8;
  --bg-panel:      #f6f2ec;
  --bg-card:       #ffffff;
  --bg-card-border: #e0d8cc;
  --accent:        #9b6b2f;
  --accent-light:  #7a5a28;
  --accent-bg:     rgba(155,107,47,0.08);
  --text:          #3d3529;
  --text-muted:    #998e7e;
  --text-dim:      #b0a594;
  --green:         #2d7a3e;
  --amber:         #c99030;
  --red:           #c45050;
  --purple:        #7850c8;
  --border:        #e0d8cc;
  --border-strong: #c8bfb0;
  --shadow:        0 2px 12px rgba(60,40,20,0.08);
}

/* ─── Reset & Base ────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 14px; }

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-light); }

/* ─── Layout ──────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  flex-shrink: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow-x: hidden;
}

.main-content {
  flex: 1;
  padding: 24px;
  max-width: 1200px;
  width: 100%;
}

/* ─── Sidebar Brand ───────────────────────────────────── */
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--border);
}

.brand-logo svg {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.brand-name {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.brand-tagline {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 1px;
}

/* ─── Sidebar Sections ────────────────────────────────── */
.sidebar-section {
  padding: 14px 16px 8px;
  border-bottom: 1px solid var(--border);
}

.section-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.client-selector { display: flex; flex-direction: column; gap: 2px; }

.client-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: all 0.15s;
}

.client-item:hover { background: var(--accent-bg); color: var(--text); }
.client-item.active { background: var(--accent-bg); color: var(--accent-light); font-weight: 500; }

.client-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
}
.client-item.active .client-dot { background: var(--green); }

/* ─── Sidebar Nav ─────────────────────────────────────── */
.sidebar-nav {
  padding: 12px 10px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: all 0.15s;
}

.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.nav-item:hover { background: var(--accent-bg); color: var(--text); }
.nav-item.active { background: var(--accent-bg); color: var(--accent-light); font-weight: 500; }

/* ─── Upload Zone ─────────────────────────────────────── */
.sidebar-upload {
  padding: 12px 12px 8px;
  border-top: 1px solid var(--border);
}

.upload-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 10px;
  border: 1.5px dashed var(--border-strong);
  border-radius: 10px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-align: center;
  transition: all 0.15s;
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-bg);
  color: var(--accent-light);
}

.upload-zone svg { width: 22px; height: 22px; }
.upload-hint { font-size: 0.7rem; color: var(--text-dim); }

/* ─── Sidebar Footer ──────────────────────────────────── */
.sidebar-footer {
  padding: 10px 14px 14px;
  border-top: 1px solid var(--border);
}

.legal-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.legal-links a {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.legal-links a:hover { color: var(--text-muted); }

.dsgvo-badge {
  font-size: 0.65rem;
  color: var(--text-dim);
}

/* ─── Topbar ──────────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 56px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
  flex-shrink: 0;
  gap: 16px;
}

.topbar-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

/* Plan badge */
.plan-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 10px;
  font-size: 0.75rem;
}

.plan-label {
  font-weight: 600;
  color: var(--accent-light);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.plan-usage-bar {
  width: 60px;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.plan-usage-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.3s;
}

.plan-count { color: var(--text-muted); font-size: 0.72rem; }

/* Theme switcher */
.theme-switcher {
  display: flex;
  gap: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px;
}

.theme-btn {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-size: 12px;
  color: var(--text-muted);
  transition: all 0.15s;
}

.theme-btn:hover,
.theme-btn.active { background: var(--accent-bg); color: var(--accent); }

/* User */
.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.logout-btn {
  font-size: 0.75rem;
  color: var(--text-dim);
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 5px;
  transition: all 0.15s;
}

.logout-btn:hover { color: var(--red); border-color: var(--red); background: rgba(212,90,90,0.06); }

/* ─── Flash Messages ──────────────────────────────────── */
.flash-container {
  padding: 0 24px;
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.flash {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  gap: 12px;
}

.flash button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  opacity: 0.6;
  flex-shrink: 0;
  color: inherit;
}

.flash-success { background: rgba(107,201,138,0.12); border: 1px solid rgba(107,201,138,0.25); color: var(--green); }
.flash-error   { background: rgba(212,90,90,0.12); border: 1px solid rgba(212,90,90,0.25); color: var(--red); }
.flash-warning { background: rgba(226,169,78,0.12); border: 1px solid rgba(226,169,78,0.25); color: var(--amber); }
.flash-info    { background: var(--accent-bg); border: 1px solid rgba(192,135,58,0.2); color: var(--accent-light); }

/* ─── KPI Cards ───────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

@media (max-width: 900px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .kpi-grid { grid-template-columns: 1fr; } }

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: 12px;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color 0.15s;
}

.kpi-card:hover { border-color: var(--border-strong); }

.kpi-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.kpi-value {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  line-height: 1.1;
}

.kpi-sub {
  font-size: 0.72rem;
  color: var(--text-dim);
}

/* ─── Section Header ──────────────────────────────────── */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 12px;
  flex-wrap: wrap;
}

.section-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

/* ─── Export Buttons ──────────────────────────────────── */
.export-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-light);
  color: #fff;
  border-color: var(--accent-light);
}

.btn-outline {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border-strong);
}

.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-bg); }

.btn-sm { padding: 4px 10px; font-size: 0.75rem; }

/* ─── Invoice Table ───────────────────────────────────── */
.table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: 12px;
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

thead th {
  padding: 10px 14px;
  text-align: left;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--accent-bg); }

tbody td {
  padding: 10px 14px;
  color: var(--text);
  vertical-align: middle;
}

/* Status dot */
.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.status-dot::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.verified::before { background: var(--green); }
.status-dot.pending::before  { background: var(--amber); }
.status-dot.error::before    { background: var(--red); }

/* Score badge */
.score-badge {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 4px;
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  font-weight: 500;
  min-width: 38px;
  text-align: center;
}

.score-high  { background: rgba(107,201,138,0.12); color: var(--green); }
.score-mid   { background: rgba(226,169,78,0.12); color: var(--amber); }
.score-low   { background: rgba(212,90,90,0.12); color: var(--red); }

/* Currency */
.currency-tag {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  background: var(--bg-panel);
  padding: 1px 5px;
  border-radius: 3px;
}

.amount-eur {
  font-family: 'DM Mono', monospace;
  font-weight: 500;
}

.invoice-nr {
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ─── Empty State ─────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-dim);
}

.empty-state h3 { font-size: 1rem; color: var(--text-muted); margin-bottom: 8px; }
.empty-state p  { font-size: 0.85rem; }

/* ─── Forms ───────────────────────────────────────────── */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: 12px;
  padding: 24px;
  max-width: 560px;
}

.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.form-control {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  border-radius: 7px;
  color: var(--text);
  font-size: 0.875rem;
  font-family: inherit;
  transition: border-color 0.15s;
  outline: none;
}

.form-control:focus { border-color: var(--accent); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ─── Login Page ──────────────────────────────────────── */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  width: 100%;
  background: var(--bg);
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: 16px;
  padding: 40px 36px;
  width: 100%;
  max-width: 380px;
  box-shadow: var(--shadow);
}

.login-logo {
  text-align: center;
  margin-bottom: 24px;
}

.login-logo svg { width: 56px; height: 56px; }

.login-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.login-sub {
  font-size: 0.82rem;
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 28px;
}

/* ─── Admin / Audit ───────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: 10px;
  padding: 16px 18px;
}

.stat-value { font-size: 2rem; font-weight: 700; color: var(--text); }
.stat-label { font-size: 0.72rem; color: var(--text-muted); margin-top: 2px; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
}

.badge-green  { background: rgba(107,201,138,0.12); color: var(--green); }
.badge-amber  { background: rgba(226,169,78,0.12); color: var(--amber); }
.badge-red    { background: rgba(212,90,90,0.12); color: var(--red); }
.badge-purple { background: rgba(167,139,250,0.12); color: var(--purple); }

/* ─── Cookie Banner ───────────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow);
  z-index: 1000;
  max-width: 560px;
  width: calc(100% - 32px);
  font-size: 0.78rem;
  color: var(--text-muted);
}

.cookie-banner button {
  white-space: nowrap;
  padding: 5px 12px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.78rem;
  flex-shrink: 0;
}

/* ─── Legal Pages ─────────────────────────────────────── */
.legal-page {
  max-width: 760px;
}

.legal-page h1 { font-size: 1.4rem; font-weight: 700; margin-bottom: 20px; }
.legal-page h2 { font-size: 1rem; font-weight: 600; margin: 20px 0 8px; color: var(--text); }
.legal-page p  { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 10px; line-height: 1.6; }

.legal-md h3 { font-size: 1.05rem; font-weight: 600; margin: 18px 0 8px; color: var(--text); }
.legal-md h4 { font-size: 0.95rem; font-weight: 600; margin: 14px 0 6px; color: var(--text); }
.legal-md ul { margin: 8px 0 12px 1.1rem; font-size: 0.875rem; color: var(--text-muted); line-height: 1.55; }
.legal-md table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  margin: 12px 0 16px;
  color: var(--text-muted);
}
.legal-md th, .legal-md td {
  border: 1px solid var(--border-strong);
  padding: 8px 10px;
  text-align: left;
}
.legal-md a { color: var(--accent-light); }

/* ─── Utility ─────────────────────────────────────────── */
.mt-4  { margin-top: 16px; }
.mt-6  { margin-top: 24px; }
.mb-4  { margin-bottom: 16px; }
.text-muted { color: var(--text-muted); }
.text-small { font-size: 0.78rem; }
.font-mono  { font-family: 'DM Mono', monospace; }