.page { padding: 40px 20px; max-width: 1100px; margin: 0 auto; }
.page h1 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.page .subtitle { color: #888; margin-bottom: 24px; font-size: 14px; }

label {
  display: block; font-size: 12px; font-weight: 600; color: #aaa;
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px;
}

.main-grid {
  display: grid; grid-template-columns: 320px 1fr; gap: 24px;
  margin-bottom: 30px;
}

.swatch-col { display: flex; flex-direction: column; gap: 12px; }
.swatch {
  width: 100%; height: 220px; border-radius: 12px;
  background: #ff4444; border: 1px solid #262626;
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
  background-image:
    linear-gradient(45deg, #222 25%, transparent 25%),
    linear-gradient(-45deg, #222 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #222 75%),
    linear-gradient(-45deg, transparent 75%, #222 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}
.swatch-controls {
  display: flex; align-items: center; gap: 10px;
  background: #141414; border: 1px solid #262626;
  border-radius: 8px; padding: 10px 14px;
}
#picker {
  width: 48px; height: 36px; border: 1px solid #2a2a2a;
  border-radius: 6px; background: transparent; cursor: pointer;
  padding: 2px;
}
.picker-label {
  margin: 0; font-size: 13px; color: #aaa;
  text-transform: none; letter-spacing: normal; font-weight: 500;
}

.nearest-box {
  background: #141414; border: 1px solid #262626;
  border-radius: 8px; padding: 12px 14px;
}
.nearest-label {
  font-size: 11px; color: #888; text-transform: uppercase;
  letter-spacing: 0.5px; font-weight: 600; margin-bottom: 4px;
}
.nearest-name {
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 15px; color: #fff; font-weight: 600;
}

.fields-col { display: flex; flex-direction: column; gap: 14px; }
#parse-input {
  width: 100%; padding: 12px 14px;
  background: #0d0d0d; border: 1px solid #2a2a2a; border-radius: 8px;
  color: #e1e1e1; font-size: 14px;
  font-family: 'SF Mono', Monaco, monospace; outline: none;
  transition: border-color 0.15s;
}
#parse-input:focus { border-color: #ff4444; }
#parse-input.invalid { border-color: #f87171; }

.row { display: flex; flex-direction: column; gap: 6px; }
.row label { margin: 0; display: flex; align-items: center; gap: 8px; }
.field {
  display: flex; gap: 8px; align-items: stretch;
}
.field input {
  flex: 1; padding: 9px 12px;
  background: #0d0d0d; border: 1px solid #2a2a2a; border-radius: 6px;
  color: #e1e1e1; font-size: 13px;
  font-family: 'SF Mono', Monaco, monospace; outline: none;
}
.small-btn {
  padding: 5px 14px; background: transparent; border: 1px solid #333;
  color: #aaa; border-radius: 4px; font-size: 12px; cursor: pointer;
  transition: all 0.15s; font-family: inherit;
}
.small-btn:hover { border-color: #ff4444; color: #fff; }

.alpha-val {
  font-family: 'SF Mono', Monaco, monospace; color: #888;
  font-weight: 500; text-transform: none; letter-spacing: normal;
  font-size: 11px;
}
.alpha-slider {
  width: 100%; margin-top: 6px; accent-color: #ff4444;
}

.harmony {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.harmony-block {
  background: #141414; border: 1px solid #262626;
  border-radius: 10px; padding: 16px;
}
.harmony-block h3 {
  font-size: 12px; color: #fff; margin-bottom: 10px;
  text-transform: uppercase; letter-spacing: 0.5px; font-weight: 700;
}
.swatch-row { display: flex; gap: 6px; flex-wrap: wrap; }
.mini-swatch {
  flex: 1; min-width: 40px; height: 56px; border-radius: 6px;
  cursor: pointer; border: 1px solid #262626;
  transition: transform 0.15s, border-color 0.15s;
  display: flex; align-items: flex-end; justify-content: center;
  padding: 4px;
}
.mini-swatch:hover {
  transform: translateY(-2px); border-color: #444;
}
.mini-swatch span {
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 9px; color: #fff;
  background: rgba(0,0,0,0.5); padding: 1px 4px; border-radius: 3px;
  text-shadow: 0 1px 2px rgba(0,0,0,0.6);
}

@media (max-width: 800px) {
  .main-grid { grid-template-columns: 1fr; }
  .swatch { height: 160px; }
  .harmony { grid-template-columns: 1fr; }
}