.solar-wrapper {
    --solar-p: #f97316;
    --solar-winter: #3b82f6;
    --solar-summer: #eab308;

    width: 100%;
    padding: 1rem 0;
  }

  .solar-card {
    background: var(--bg-surface);
    width: calc(100% - 24px);
    max-width: 960px;
    margin: 0 auto;
    border-radius: 24px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    color: var(--text-main);
  }

  @media (min-width: 768px) {
    .solar-card {
      flex-direction: row;
      min-height: 560px;
    }
  }

  .solar-left {
    flex: 0 0 auto;
    width: 100%;
    padding: 32px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 24px;
  }

  @media (min-width: 768px) {
    .solar-left {
      width: 340px;
      border-bottom: none;
      border-right: 1px solid var(--border-color);
    }
  }

  .solar-right {
    flex: 1;
    background: #020617;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 380px;
  }

  .viz-dots {
    position: absolute;
    inset: 0;
    opacity: 0.15;
    pointer-events: none;
    background-image: radial-gradient(#fff 1px, transparent 1px);
    background-size: 24px 24px;
  }

  .viz-svg {
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 1;
    padding: 1rem;
  }

  .sun-pulse {
    animation: pulse 2s ease-in-out infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 0.2; }
    50% { opacity: 0.5; }
  }

  .field-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .field-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
  }

  .lat-row {
    position: relative;
  }

  .lat-input {
    width: 100%;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--text-main);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border-color);
    padding: 4px 2.5rem 4px 0;
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
  }

  .lat-input:focus {
    border-color: var(--solar-p);
  }

  .deg-unit {
    position: absolute;
    right: 8px;
    bottom: 8px;
    font-size: 1.5rem;
    color: var(--text-muted);
    font-weight: 300;
  }

  .locate-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: var(--solar-p);
    font-size: 0.8125rem;
    font-weight: 700;
    cursor: pointer;
    padding: 0;
    transition: opacity 0.2s;
  }

  .locate-btn:hover {
    opacity: 0.75;
  }

  .locate-btn.loading {
    opacity: 0.5;
    pointer-events: none;
  }

  .locate-btn svg {
    width: 16px;
    height: 16px;
  }

  .optimal-card {
    background: var(--bg-muted);
    border-radius: 16px;
    padding: 20px;
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
  }

  .optimal-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle at top right, rgba(249, 115, 22, 0.2), transparent);
    border-radius: 0 0 0 80px;
  }

  .optimal-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-weight: 500;
    margin: 0 0 4px;
  }

  .optimal-value-row {
    display: flex;
    align-items: baseline;
    gap: 4px;
  }

  .optimal-value {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--text-main);
    line-height: 1;
  }

  .optimal-deg {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--solar-p);
  }

  .efficiency-tag {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: #16a34a;
    font-weight: 600;
    margin: 8px 0 0;
  }

  .efficiency-tag svg {
    width: 12px;
    height: 12px;
  }

  .season-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .season-card {
    border-radius: 12px;
    padding: 14px;
    border: 1px solid transparent;
  }

  .season-card.winter {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.2);
  }

  .season-card.summer {
    background: rgba(234, 179, 8, 0.08);
    border-color: rgba(234, 179, 8, 0.2);
  }

  .season-header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
  }

  .season-header svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
  }

  .season-card.winter .season-header svg {
    color: var(--solar-winter);
  }

  .season-card.summer .season-header svg {
    color: var(--solar-summer);
  }

  .season-name {
    font-size: 0.6875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }

  .season-card.winter .season-name {
    color: var(--solar-winter);
  }

  .season-card.summer .season-name {
    color: var(--solar-summer);
  }

  .season-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 0;
  }

  .hemi-badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--bg-muted);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    align-self: flex-start;
  }