/* ============================================
   SALAIRE TRACKER — Feuille de style principale
   Design : Logiciel comptable professionnel
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ---- Variables ---- */
:root {
  --bg:          #0f1117;
  --bg2:         #171b25;
  --bg3:         #1e2433;
  --border:      #2a3148;
  --border2:     #3a4460;
  --accent:      #3b7eff;
  --accent2:     #6fa3ff;
  --accent-glow: rgba(59,126,255,0.18);
  --green:       #22d3a0;
  --green2:      rgba(34,211,160,0.12);
  --amber:       #f59e0b;
  --amber2:      rgba(245,158,11,0.12);
  --red:         #f43f5e;
  --red2:        rgba(244,63,94,0.10);
  --text:        #e8ecf5;
  --text2:       #8b96b0;
  --text3:       #5a6480;
  --radius:      10px;
  --radius2:     6px;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --font:        'IBM Plex Sans', sans-serif;
  --mono:        'IBM Plex Mono', monospace;
  --transition:  all 0.2s ease;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent2); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--text); }

/* ---- Layout ---- */
.app-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.main-content {
  flex: 1;
  padding: 40px 0 80px;
}

/* ---- Header ---- */
.app-header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.logo-icon {
  width: 32px; height: 32px;
  background: var(--accent);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}

.logo span { color: var(--text2); font-weight: 400; }

.app-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 6px 14px;
  border-radius: var(--radius2);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text2);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link:hover { background: var(--bg3); color: var(--text); }
.nav-link.active { background: var(--accent-glow); color: var(--accent2); }
.nav-link .nav-icon { font-size: 14px; }

/* ---- Footer ---- */
.app-footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 20px 0;
  font-size: 12px;
  color: var(--text3);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ---- Page Header ---- */
.page-header {
  margin-bottom: 36px;
}

.page-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-glow);
  border: 1px solid rgba(59,126,255,0.3);
  color: var(--accent2);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.page-title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 8px;
}

.page-subtitle {
  font-size: 14px;
  color: var(--text2);
}

/* ---- Cards ---- */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text2);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-title .icon { font-size: 15px; }

.step-badge {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: 6px;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text3);
  font-family: var(--mono);
}

/* ---- Forms ---- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.form-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full { grid-column: 1 / -1; }

label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text2);
}

input[type="text"],
input[type="number"],
input[type="date"],
select,
textarea {
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius2);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 10px 14px;
  width: 100%;
  transition: var(--transition);
  outline: none;
  appearance: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

input::placeholder, textarea::placeholder { color: var(--text3); }

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b96b0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

input[type="number"] { font-family: var(--mono); }

/* Checkbox */
.checkbox-group {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
}

.checkbox-group input[type="checkbox"] {
  width: 18px; height: 18px;
  border-radius: 4px;
  border: 2px solid var(--border2);
  background: var(--bg3);
  cursor: pointer;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.checkbox-group label {
  font-size: 14px;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text);
  cursor: pointer;
}

/* Radio group (type contrat) */
.radio-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.radio-option {
  flex: 1;
  min-width: 100px;
}

.radio-option input[type="radio"] { display: none; }

.radio-option label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 10px;
  background: var(--bg3);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text2);
}

.radio-option label .radio-icon { font-size: 22px; margin-bottom: 2px; }

.radio-option input[type="radio"]:checked + label {
  border-color: var(--accent);
  background: var(--accent-glow);
  color: var(--accent2);
}

.radio-option label:hover {
  border-color: var(--border2);
  color: var(--text);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius2);
  font-family: var(--font);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  outline: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: #2d6ee0; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(59,126,255,0.4); }

.btn-secondary {
  background: var(--bg3);
  color: var(--text);
  border: 1px solid var(--border2);
}
.btn-secondary:hover { background: var(--border2); }

.btn-success {
  background: var(--green);
  color: var(--bg);
}
.btn-success:hover { opacity: 0.9; transform: translateY(-1px); }

.btn-danger {
  background: var(--red2);
  color: var(--red);
  border: 1px solid rgba(244,63,94,0.3);
}
.btn-danger:hover { background: var(--red); color: #fff; }

.btn-sm { padding: 7px 14px; font-size: 12.5px; }
.btn-lg { padding: 14px 28px; font-size: 15px; border-radius: var(--radius); }
.btn-full { width: 100%; }

.btn-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---- Stat Cards ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.stat-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 8px;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  font-family: var(--mono);
  letter-spacing: -0.02em;
  color: var(--text);
}

.stat-value.green { color: var(--green); }
.stat-value.amber { color: var(--amber); }
.stat-value.blue  { color: var(--accent2); }

.stat-sub {
  font-size: 11px;
  color: var(--text3);
  margin-top: 4px;
}

/* ---- Table des heures ---- */
.hours-table {
  width: 100%;
  border-collapse: collapse;
}

.hours-table th {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text3);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.hours-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.hours-table tr:last-child td { border-bottom: none; }
.hours-table tr:hover td { background: var(--bg3); }

.day-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--text);
}

.day-sub { font-size: 11px; color: var(--text3); }

.hours-input {
  width: 90px !important;
  font-family: var(--mono);
  text-align: center;
  font-size: 14px;
  font-weight: 500;
}

.day-total {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent2);
}

.day-total.zero { color: var(--text3); }

.total-row td {
  background: var(--bg3);
  font-weight: 700;
  color: var(--green);
  border-top: 2px solid var(--border2);
}

/* ---- Résultats / Fiche de paie ---- */
.payslip {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.payslip-header {
  background: linear-gradient(135deg, var(--accent) 0%, #5b3fff 100%);
  padding: 28px 28px;
  color: #fff;
}

.payslip-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: 6px;
}

.payslip-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.payslip-meta {
  font-size: 13px;
  opacity: 0.8;
  margin-top: 4px;
}

.payslip-body { padding: 0; }

.payslip-section {
  padding: 20px 28px;
  border-bottom: 1px solid var(--border);
}

.payslip-section:last-child { border-bottom: none; }

.payslip-section-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 14px;
}

.payslip-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 13.5px;
}
.payslip-row:last-child { border-bottom: none; }

.payslip-row .label { color: var(--text2); }
.payslip-row .value { font-family: var(--mono); font-weight: 600; color: var(--text); }
.payslip-row .value.green { color: var(--green); }
.payslip-row .value.red   { color: var(--red); }
.payslip-row .value.amber { color: var(--amber); }

.payslip-total {
  background: var(--bg3);
  padding: 20px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.payslip-total .total-label {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

.payslip-total .total-value {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: -0.03em;
}

.disclaimer {
  background: var(--amber2);
  border: 1px solid rgba(245,158,11,0.3);
  border-radius: var(--radius2);
  padding: 12px 16px;
  font-size: 12px;
  color: var(--amber);
  margin-top: 16px;
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

/* ---- Alerts / Notifications ---- */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius2);
  font-size: 13px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
}
.alert-success { background: var(--green2); border: 1px solid rgba(34,211,160,0.3); color: var(--green); }
.alert-error   { background: var(--red2);   border: 1px solid rgba(244,63,94,0.3);  color: var(--red); }
.alert-info    { background: var(--accent-glow); border: 1px solid rgba(59,126,255,0.3); color: var(--accent2); }
.alert-warning { background: var(--amber2); border: 1px solid rgba(245,158,11,0.3); color: var(--amber); }

/* ---- Progress / Stepper ---- */
.steps-bar {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}

.step-item:last-child { flex: 0; }

.step-dot {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--bg3);
  border: 2px solid var(--border2);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--text3);
  flex-shrink: 0;
  font-family: var(--mono);
}

.step-item.active .step-dot {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.step-item.done .step-dot {
  background: var(--green);
  border-color: var(--green);
  color: var(--bg);
}

.step-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text3);
}

.step-item.active .step-label,
.step-item.done .step-label { color: var(--text); }

.step-line {
  flex: 1;
  height: 1px;
  background: var(--border2);
  margin: 0 6px;
}

.step-item.done .step-line { background: var(--green); }

/* ---- Homepage hero ---- */
.hero {
  padding: 60px 0 40px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-glow);
  border: 1px solid rgba(59,126,255,0.3);
  color: var(--accent2);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 16px;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--accent2), var(--green));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 17px;
  color: var(--text2);
  max-width: 540px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  text-align: left;
}

.feature-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--border2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.feature-icon {
  font-size: 26px;
  margin-bottom: 12px;
}

.feature-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.feature-desc {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.6;
}

/* ---- Helper ---- */
.text-mono { font-family: var(--mono); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.hidden { display: none !important; }
.divider { height: 1px; background: var(--border); margin: 20px 0; }

/* ---- Animations ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeInUp 0.4s ease both; }
.fade-in-1 { animation-delay: 0.05s; }
.fade-in-2 { animation-delay: 0.1s; }
.fade-in-3 { animation-delay: 0.15s; }
.fade-in-4 { animation-delay: 0.2s; }

/* ---- Print ---- */
@media print {
  .app-header, .app-footer, .btn, .btn-group, .no-print { display: none !important; }
  body { background: #fff; color: #000; font-family: Arial, sans-serif; }
  .card { border: 1px solid #ccc; }
  .payslip-header { background: #1a237e; -webkit-print-color-adjust: exact; }
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .main-content { padding: 24px 0 60px; }

  .app-nav .nav-link span { display: none; }
  .nav-link { padding: 6px 10px; }

  .form-grid-3 { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .steps-bar .step-label { display: none; }

  .hero { padding: 36px 0 28px; }
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 15px; }

  .btn-group { flex-direction: column; }
  .btn-group .btn { width: 100%; justify-content: center; }

  .payslip-total { flex-direction: column; gap: 4px; text-align: center; }
}

@media (max-width: 480px) {
  .form-grid { grid-template-columns: 1fr; }
  .form-grid-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .radio-group { flex-direction: column; }
}