:root {
  --primary: #1e3a8a;
  --primary-hover: #1d4ed8;
  --secondary: #3b82f6;
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 12px;
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  padding: 16px;
  max-width: 600px;
  margin: 0 auto;
  min-height: 100vh;
  padding-bottom: 90px;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding: 4px 0;
}

.logo-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #ffffff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 20px;
  box-shadow: var(--shadow);
}

.app-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.app-subtitle {
  font-size: 12px;
  color: var(--text-muted);
}

.user-badge {
  font-size: 12px;
  background: #e2e8f0;
  padding: 4px 10px;
  border-radius: 20px;
  color: var(--text-main);
  font-weight: 600;
}

.nav-tabs {
  display: flex;
  background: #e2e8f0;
  padding: 4px;
  border-radius: 10px;
  margin-bottom: 20px;
  gap: 4px;
}

.nav-tab {
  flex: 1;
  text-align: center;
  padding: 10px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s ease;
}

.nav-tab.active {
  background: #ffffff;
  color: var(--primary);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 18px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-main);
}

.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 11px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 14px;
  background: #ffffff;
  color: var(--text-main);
  outline: none;
  transition: border-color 0.2s;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.logo-uploader {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.logo-preview {
  width: 72px;
  height: 72px;
  border-radius: 12px;
  border: 2px dashed var(--border);
  background: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.logo-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.upload-btn {
  padding: 8px 14px;
  background: #f1f5f9;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  color: var(--text-main);
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 8px;
}

.palette-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 11px;
  font-weight: 600;
  transition: all 0.15s ease;
}

.palette-item.active {
  border-color: var(--text-main);
  background: #f1f5f9;
}

.color-dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  flex-shrink: 0;
}

.pills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.pill {
  font-size: 11px;
  background: #f1f5f9;
  padding: 5px 10px;
  border-radius: 16px;
  color: var(--text-muted);
  cursor: pointer;
  border: 1px solid var(--border);
}

.pill:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

.save-btn {
  width: 100%;
  padding: 14px;
  background: var(--primary);
  color: #ffffff;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.25);
  transition: background 0.2s;
}

.save-btn:active {
  transform: scale(0.99);
}

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #0f172a;
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s ease;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

.proposal-item {
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

.proposal-item:last-child {
  border-bottom: none;
}

.proposal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 6px;
}

.proposal-code {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
}

.proposal-client {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

.proposal-title {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.proposal-actions {
  display: flex;
  gap: 8px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.btn-primary-sm {
  background: var(--primary);
  color: #ffffff;
  border: none;
}

.btn-secondary-sm {
  background: #f1f5f9;
  color: var(--text-main);
  border: 1px solid var(--border);
}