* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #667eea;
  --primary-dark: #5a67d8;
  --primary-light: #a3bffa;
  --accent: #764ba2;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --text-dark: #1e293b;
  --text-gray: #64748b;
  --text-light: #94a3b8;
  --border-color: #e2e8f0;
  --success: #4ade80;
  --danger: #ef4444;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.2);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
  min-height: 100vh;
  padding: 30px 20px;
  color: var(--text-dark);
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 480px 1fr;
  gap: 35px;
  align-items: start;
}

@media (max-width: 1024px) {
  .container {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  body {
    padding: 16px;
  }
}

/* ===== FORM ===== */

.form-section {
  background: var(--bg-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  position: sticky;
  top: 30px;
}

@media (max-width: 1024px) {
  .form-section {
    position: static;
  }
}

.header {
  margin-bottom: 28px;
}

.header h1 {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 6px;
  letter-spacing: -0.5px;
}

.subtitle {
  font-size: 14px;
  color: var(--text-gray);
  font-weight: 400;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-dark);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

input[type="text"],
input[type="number"],
input[type="date"],
textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background: var(--bg-white);
  color: var(--text-dark);
  transition: var(--transition);
}

textarea {
  resize: vertical;
  min-height: 70px;
  line-height: 1.5;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.12);
}

.input-group {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0 12px;
  background: var(--bg-white);
  transition: var(--transition);
}

.input-group:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.12);
}

.currency {
  font-weight: 700;
  color: var(--text-gray);
  font-size: 14px;
}

.input-group input {
  flex: 1;
  border: none !important;
  padding: 11px 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.help-text {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 6px;
  line-height: 1.4;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 580px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.radio-group {
  display: flex;
  gap: 20px;
  margin-top: 8px;
}

.radio-label {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: 500;
  font-size: 14px;
  color: var(--text-dark);
  transition: var(--transition);
  padding: 8px 16px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  flex: 1;
  justify-content: center;
}

.radio-label:has(input:checked) {
  border-color: var(--primary);
  background: linear-gradient(135deg, #eef2ff, #f0f4ff);
  color: var(--primary);
  font-weight: 600;
}

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

.radio-label:hover {
  border-color: var(--primary-light);
}

.btn-submit {
  width: 100%;
  padding: 13px 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.3px;
  box-shadow: var(--shadow-md);
  margin-top: 6px;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.35);
}

.btn-submit:active {
  transform: translateY(0);
}

/* ===== CARD SECTION ===== */

.card-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card-header-section {
  display: flex;
  align-items: center;
  gap: 14px;
}

.card-header-section h2 {
  font-size: 20px;
  font-weight: 700;
  color: white;
  letter-spacing: -0.3px;
}

.count-badge {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
  color: white;
  font-size: 13px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

#cardContainer {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.empty-state {
  background: var(--bg-white);
  padding: 60px 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 350px;
}

.empty-icon {
  font-size: 56px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state p {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.6;
}

/* ===== LOADING TOAST ===== */

.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  z-index: 1000;
  transition: opacity 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.toast.hidden {
  opacity: 0;
  pointer-events: none;
}

/* ===== CLIENT GROUP ===== */

.client-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.client-group-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.client-group-icon {
  font-size: 20px;
}

.client-group-name {
  font-size: 16px;
  font-weight: 700;
  color: white;
  letter-spacing: -0.2px;
}

.client-group-count {
  background: rgba(255, 255, 255, 0.15);
  color: white;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 12px;
  margin-left: auto;
}

/* ===== SERVICE CARD ===== */

.service-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: slideUp 0.35s ease;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-left: 24px;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.service-card-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: white;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.service-card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}

.service-card-meta {
  font-size: 12px;
  opacity: 0.85;
  line-height: 1.5;
}

.service-card-badge {
  background: rgba(255, 255, 255, 0.2);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.service-card-desc {
  padding: 0 24px 16px;
  font-size: 13px;
  color: var(--text-gray);
  line-height: 1.5;
  border-bottom: 1px solid var(--border-color);
  padding-top: 16px;
}

.service-card-body {
  padding: 20px 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

@media (max-width: 640px) {
  .service-card-body {
    grid-template-columns: repeat(2, 1fr);
  }
}

.service-info {
  display: flex;
  flex-direction: column;
}

.service-info-label {
  font-size: 10px;
  color: var(--text-light);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.service-info-value {
  font-size: 16px;
  color: var(--text-dark);
  font-weight: 700;
}

.service-card-footer {
  padding: 14px 24px;
  background: linear-gradient(135deg, #f8fafc, #f0f4ff);
  border-top: 1px solid var(--border-color);
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.fin-item {
  display: flex;
  flex-direction: column;
}

.fin-label {
  font-size: 10px;
  color: var(--text-light);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.fin-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  margin-top: 2px;
}

/* ===== ACTION BUTTONS ===== */

.btn-edit {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  padding: 0;
  line-height: 1;
}

.btn-edit:hover {
  background: rgba(255, 255, 255, 0.35);
  transform: scale(1.1);
}

.btn-delete {
  background: rgba(239, 68, 68, 0.25);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  padding: 0;
  line-height: 1;
}

.btn-delete:hover {
  background: rgba(239, 68, 68, 0.45);
  transform: scale(1.1);
}

/* ===== SUMMARY CARD ===== */

.summary-card {
  background: linear-gradient(135deg, #eef2ff, #f0f4ff);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  margin-left: 24px;
  border: 1px solid rgba(102, 126, 234, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.summary-card-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
}

.summary-card-icon {
  font-size: 18px;
}

.summary-card-value {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.5px;
}

.summary-card-detail {
  font-size: 12px;
  color: var(--text-gray);
  font-weight: 500;
}

/* ===== SCROLLBAR ===== */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.35);
}