/* GridDrum — style.css
   Copyright (c) 2026 Brent Benson — MIT License (see LICENSE) */

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

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: #1a1a2e;
  color: #e0e0e0;
  min-height: 100vh;
  padding: 1rem;
}

header {
  position: relative;
  text-align: center;
  margin-bottom: 1.5rem;
}

h1 {
  font-size: 2rem;
  letter-spacing: 0.1em;
}

.logo-grid {
  color: transparent;
  -webkit-text-stroke: 1.5px #e94560;
}

.logo-drum {
  color: #e94560;
}

.github-link {
  color: #888;
  position: absolute;
  top: 1rem;
  right: 1rem;
}

.github-link:hover {
  color: #e0e0e0;
}

main {
  max-width: 1100px;
  margin: 0 auto;
}

/* ---- Grid ---- */

#grid-container {
  display: grid;
  gap: 2px;
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

/* Row label area */
.row-label {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  min-width: 240px;
}

.row-label input[type="text"] {
  width: 54px;
  background: #16213e;
  border: 1px solid #0f3460;
  color: #e0e0e0;
  padding: 4px 6px;
  border-radius: 3px;
  font-size: 0.8rem;
}

.row-label button {
  background: #0f3460;
  border: none;
  color: #e0e0e0;
  padding: 4px 8px;
  border-radius: 3px;
  cursor: pointer;
  font-size: 0.75rem;
}

.row-label button:hover {
  background: #e94560;
}

.row-label button.row-add-remove {
  padding: 2px 5px;
  font-size: 0.8rem;
  font-weight: bold;
  line-height: 1;
}

/* Beat number headers */
.beat-header {
  text-align: center;
  font-size: 0.7rem;
  color: #888;
  padding: 2px 0;
}

.beat-header.current {
  color: #e94560;
  font-weight: bold;
}

/* Grid cells */
.cell {
  width: 100%;
  aspect-ratio: 1;
  min-width: 28px;
  min-height: 28px;
  background: #16213e;
  border: 1px solid #0f3460;
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.1s;
}

.cell:hover {
  background: #1a3a6e;
}

.cell.active {
  background: #e94560;
  border-color: #ff6b81;
}

.cell.current {
  box-shadow: inset 0 0 0 2px #fff;
}

.cell.active.current {
  background: #ff2e4d;
  box-shadow: inset 0 0 0 2px #fff;
}

/* Corner spacer (top-left of grid) */
.corner-spacer {
  min-width: 240px;
}

/* ---- Controls ---- */

#controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem;
  background: #16213e;
  border-radius: 6px;
}

#transport {
  display: flex;
  gap: 0.5rem;
}

#transport button {
  font-size: 1.4rem;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 6px;
  background: #0f3460;
  color: #e0e0e0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

#transport button:hover {
  background: #e94560;
}

#swing-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#swing-control label {
  font-size: 0.85rem;
}

#swing-slider {
  width: 100px;
  accent-color: #e94560;
}

#swing-value {
  font-size: 0.8rem;
  min-width: 2em;
}

#config {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#config label {
  font-size: 0.85rem;
}

#config input {
  width: 60px;
  background: #1a1a2e;
  border: 1px solid #0f3460;
  color: #e0e0e0;
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 0.85rem;
  text-align: center;
}

#file-controls label {
  font-size: 0.85rem;
}

#input-pattern-name {
  width: 200px;
  text-align: left;
  background: #1a1a2e;
  border: 1px solid #0f3460;
  color: #e0e0e0;
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 0.85rem;
}

#file-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#file-controls button {
  font-size: 0.85rem;
  padding: 6px 14px;
  border: none;
  border-radius: 4px;
  background: #0f3460;
  color: #e0e0e0;
  cursor: pointer;
}

#file-controls button:hover {
  background: #e94560;
}

/* ---- Row Mixer Controls ---- */

.row-mixer {
  display: flex;
  align-items: center;
  gap: 4px;
  width: 100%;
}

.vol-slider {
  width: 80px;
  accent-color: #e94560;
}

.btn-mute,
.btn-solo {
  background: #0f3460;
  border: none;
  color: #e0e0e0;
  padding: 2px 6px;
  border-radius: 3px;
  cursor: pointer;
  font-size: 0.7rem;
  font-weight: bold;
}

.btn-mute:hover,
.btn-solo:hover {
  opacity: 0.85;
}

.btn-mute.engaged {
  background: #c0392b;
  color: #fff;
}

.btn-solo.engaged {
  background: #d4a017;
  color: #fff;
}

/* ---- Directions ---- */

#directions {
  margin-top: 1.5rem;
  padding: 1rem 1.5rem;
  background: #16213e;
  border-radius: 6px;
  color: #888;
  font-size: 0.85rem;
  line-height: 1.6;
}

#directions h2 {
  font-size: 0.95rem;
  color: #aaa;
  margin-bottom: 0.5rem;
}

#directions ul {
  margin-left: 1.2rem;
}

#directions ul ul {
  margin-top: 0.2rem;
}