/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #4f46e5;
  --primary-hover: #4338ca;
  --success-color: #10b981;
  --error-color: #ef4444;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --border-color: #e5e7eb;
  --bg-light: #f9fafb;
  --bg-white: #ffffff;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  padding: 2rem 1rem;
}

/* Container */
.container {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* Header */
.header {
  background: linear-gradient(135deg, var(--primary-color) 0%, #6366f1 100%);
  color: white;
  padding: 2rem;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.subtitle {
  font-size: 1rem;
  opacity: 0.95;
  font-weight: 400;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.username-display {
  font-size: 0.9rem;
  opacity: 0.95;
  font-weight: 500;
}

.logout-btn {
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

.logout-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-1px);
}

/* Form */
.ticket-form {
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.field-number {
  color: var(--primary-color);
  font-weight: 700;
  margin-right: 0.25rem;
}

.required::after {
  content: ' *';
  color: var(--error-color);
}

.optional {
  font-weight: 400;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.help-text {
  display: block;
  margin-top: 0.375rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Form Inputs */
input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all 0.2s ease;
  background: var(--bg-white);
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
textarea::placeholder {
  color: #9ca3af;
}

input[type="email"][readonly] {
  background-color: #f3f4f6;
  color: var(--text-secondary);
  cursor: not-allowed;
  border-color: #e5e7eb;
}

input[type="email"][readonly]:focus {
  box-shadow: none;
  border-color: #e5e7eb;
}

select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

textarea {
  resize: vertical;
  min-height: 80px;
}

/* Upload Hint */
.upload-hint {
  margin-top: 0.5rem;
  padding: 0.75rem;
  background: var(--bg-light);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.upload-hint a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.upload-hint a:hover {
  text-decoration: underline;
}

/* Buttons */
.form-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.btn {
  flex: 1;
  padding: 0.875rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
  background: var(--primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--bg-light);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: #e5e7eb;
  border-color: #d1d5db;
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Messages */
.message {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  margin-top: 1.5rem;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message-success {
  background: #d1fae5;
  border: 1px solid #6ee7b7;
  color: #065f46;
}

.message-error {
  background: #fee2e2;
  border: 1px solid #fca5a5;
  color: #991b1b;
}

.message-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.message-content {
  flex: 1;
}

.message-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.message-content p {
  margin-bottom: 0.75rem;
}

.ticket-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--success-color);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
  margin-top: 0.5rem;
}

.ticket-link:hover {
  background: #059669;
  transform: translateX(2px);
}

/* Responsive Design */
@media (max-width: 640px) {
  body {
    padding: 1rem 0.5rem;
  }

  .container {
    border-radius: 0;
  }

  .header {
    padding: 1.5rem;
  }

  .header-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-actions {
    width: 100%;
    justify-content: space-between;
  }

  .header h1 {
    font-size: 1.5rem;
  }

  .ticket-form {
    padding: 1.5rem;
  }

  .form-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .message {
    flex-direction: column;
    text-align: center;
  }

  .message-icon {
    font-size: 2rem;
  }
}

/* Print Styles */
@media print {
  body {
    background: white;
    padding: 0;
  }

  .container {
    box-shadow: none;
  }

  .form-actions,
  .message {
    display: none;
  }
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  padding: 2.5rem;
  max-width: 500px;
  width: 90%;
  text-align: center;
  animation: slideUp 0.3s ease;
}

.modal-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  animation: bounceIn 0.6s ease;
}

.modal-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.modal-body {
  margin-bottom: 2rem;
}

.modal-text {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.ticket-number-display {
  background: linear-gradient(135deg, var(--primary-color) 0%, #6366f1 100%);
  color: white;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  margin: 1.5rem 0;
  box-shadow: var(--shadow-md);
}

.ticket-number-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0.9;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ticket-number-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  font-family: 'SF Mono', 'Monaco', 'Courier New', monospace;
  letter-spacing: 0.025em;
}

.modal-ticket-title {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-top: 1rem;
}

.modal-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.modal-actions .btn {
  flex: 1;
  min-width: 140px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounceIn {
  0% {
    transform: scale(0.3);
    opacity: 0;
  }
  50% {
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}