:root {
  --primary-green: #006600;
  --accent-yellow: #FFCC00;
  --neutral-bg: #F9F9F9;
  --panel-bg: #ffffff;
  --text-color: #333333;
  --watermark-color: #2c5aa0;
  --watermark-hover: #1e3d6f;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif;
  background: var(--neutral-bg);
  color: var(--text-color);
  padding: 0.75rem;
  max-width: 726px;
  margin: 0 auto;
  position: relative;
  padding-top: 60px; /* Space for header watermark */
  padding-bottom: 80px; /* Space for footer watermark */
}

/* Watermark Header Styles */
.watermark-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-bottom: 2px solid var(--watermark-color);
  padding: 8px 15px;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Hide header and footer watermarks in embedded mode */
.embedded-mode .watermark-header,
.embedded-mode .watermark-footer {
  display: none !important;
}

/* Adjust body padding in embedded mode */
.embedded-mode {
  padding-top: 0.75rem !important;
  padding-bottom: 0.75rem !important;
}

/* Hidden SEO Links - Always present but invisible */
.accusunset-seo-links {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* Micro watermark - Extremely subtle, always visible */
.micro-watermark {
  position: fixed;
  bottom: 2px;
  right: 2px;
  font-size: 8px;
  color: rgba(200, 200, 200, 0.3);
  text-decoration: none;
  z-index: 9999;
  line-height: 1;
  font-family: serif;
  transition: color 0.3s ease;
}

.micro-watermark:hover {
  color: rgba(44, 90, 160, 0.4);
}

/* Keep panel watermarks in embedded mode but make them even more subtle */
.embedded-mode .panel::after {
  font-size: 0.55rem;
  opacity: 0.3;
}

.watermark-header a {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--watermark-color);
  transition: all 0.3s ease;
  max-width: 726px;
  margin: 0 auto;
}

.watermark-header a:hover {
  color: var(--watermark-hover);
  transform: translateY(-1px);
}

.watermark-logo {
  font-size: 1.2rem;
  font-weight: bold;
  margin-right: 10px;
  letter-spacing: 0.5px;
}

.watermark-tagline {
  font-size: 0.85rem;
  opacity: 0.9;
  font-style: italic;
}

/* Footer Watermark Styles */
.watermark-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-top: 1px solid #dee2e6;
  padding: 12px 15px;
  text-align: center;
  font-size: 0.85rem;
  color: #6c757d;
  z-index: 999;
  box-shadow: 0 -2px 4px rgba(0,0,0,0.05);
}

.watermark-footer p {
  margin: 3px 0;
}

.watermark-footer a {
  color: var(--watermark-color);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.watermark-footer a:hover {
  color: var(--watermark-hover);
  text-decoration: underline;
}

.watermark-contact {
  font-size: 0.8rem;
  margin-top: 5px;
}

/* Responsive adjustments for watermarks */
@media (max-width: 500px) {
  .watermark-header {
    padding: 6px 10px;
  }
  
  .watermark-logo {
    font-size: 1rem;
  }
  
  .watermark-tagline {
    font-size: 0.75rem;
  }
  
  body {
    padding-top: 50px;
    padding-bottom: 70px;
  }
  
  .watermark-footer {
    font-size: 0.75rem;
    padding: 10px;
  }
}

/* Add subtle branding to panels */
.panel {
  position: relative;
}

.panel::after {
  content: "AccuSunset";
  position: absolute;
  bottom: 5px;
  right: 10px;
  font-size: 0.65rem;
  color: #e0e0e0;
  font-style: italic;
  opacity: 0.5;
  pointer-events: none;
}

/* Original styles continue below */
.container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
}

.panel {
  background: var(--panel-bg);
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  padding: 1rem;
  width: 100%;
}

h2 {
  margin-bottom: 1rem;
  color: var(--primary-green);
  font-size: 1.25rem;
}

.grid-form {
  display: grid;
  gap: 1rem 1rem;
  grid-template-columns: 1fr 1fr;
  width: 100%;
}

@media (max-width: 500px) {
  .grid-form {
    grid-template-columns: 1fr; /* stack fields on narrow screens */
  }
}

label {
  display: flex;
  flex-direction: column;
  font-size: 0.9rem;
}

input {
  margin-top: 0.3rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
  width: 100%;
}

input:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 3px var(--primary-green);
}

#text-div,
#chart-div {
  margin-top: 1rem;
  width: 100%;
  overflow-x: auto;
}

#text-div p {
  margin: 0.5rem 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
}

th, td {
  padding: 0.5rem;
  text-align: right;
  border: 1px solid #e0e0e0;
}

th {
  background: #f0f0f0;
}

tr.highlight {
  background: var(--accent-yellow);
}

tr:hover {
  background: #f9f9f9;
}

#text-and-charts {
  display: flex;
  flex-direction: column;
  width: 100%;
}

/* Print styles - show watermarks clearly when printing */
@media print {
  .watermark-header,
  .watermark-footer {
    position: static;
    background: white !important;
    border: 1px solid #000 !important;
    margin: 10px 0;
  }
  
  .panel::after {
    color: #666 !important;
    opacity: 1 !important;
  }
}