:root {
  --bg: #0f172a;
  --bg-dark: #020617;
  --card: rgba(30, 41, 59, 0.74);
  --card-strong: rgba(15, 23, 42, 0.88);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --muted-soft: #64748b;
  --primary: #38bdf8;
  --primary-2: #86efac;
  --warm: #fbbf24;
  --danger: #fb7185;
  --violet: #c4b5fd;
  --border: rgba(148, 163, 184, 0.18);
  --border-strong: rgba(56, 189, 248, 0.38);
  --shadow: rgba(0, 0, 0, 0.35);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --safe-bottom: env(safe-area-inset-bottom);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  text-align: center;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.14), transparent 34%),
    radial-gradient(circle at top right, rgba(134, 239, 172, 0.08), transparent 30%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-dark) 100%);
  padding: 18px 12px calc(26px + var(--safe-bottom));
  overflow-x: hidden;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

button:disabled {
  opacity: 0.58;
  cursor: not-allowed;
}

a { color: inherit; }

.page {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--primary);
  background: rgba(15, 23, 42, 0.74);
  margin-bottom: 16px;
  font-weight: 900;
  text-decoration: none;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #03101c;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(2.35rem, 11vw, 5.2rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(1.45rem, 7vw, 2.3rem);
  letter-spacing: -0.055em;
}

h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  letter-spacing: -0.03em;
}

p {
  color: var(--muted);
  line-height: 1.6;
}

.hero,
.console,
.save-panel,
.legal-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(30, 41, 59, 0.92), rgba(15, 23, 42, 0.72)),
    radial-gradient(circle at 20% 20%, rgba(56,189,248,.12), transparent 32%);
  box-shadow: 0 24px 70px var(--shadow);
}

.hero {
  margin: 0 auto 14px;
  padding: 24px 18px;
  overflow: hidden;
}

.subtitle {
  margin: 0 auto 18px;
  max-width: 720px;
  font-size: clamp(1rem, 4vw, 1.2rem);
}

.primary-btn,
.secondary-btn,
.soft-btn,
.tiny-btn,
.play-btn,
.mode-btn,
.section-btn,
.track-action,
.solo-btn,
.mute-btn {
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--text);
  background: rgba(15, 23, 42, 0.68);
  font-weight: 900;
  text-decoration: none;
}

.primary-btn,
.play-btn,
.mode-btn.active,
.section-btn.active {
  color: #03101c;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  border-color: rgba(125, 211, 252, 0.72);
}

.secondary-btn {
  background: rgba(56,189,248,.08);
  border-color: var(--border-strong);
}

.soft-btn,
.tiny-btn {
  background: rgba(255,255,255,.055);
}

.console {
  margin: 14px 0;
  padding: 14px;
  text-align: left;
}

.section-kicker {
  margin: 0 0 8px;
  color: var(--primary);
  text-transform: uppercase;
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .12em;
}

.console-head {
  display: grid;
  gap: 12px;
  margin-bottom: 14px;
}

.status-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(15, 23, 42, 0.62);
}

.play-btn {
  width: 64px;
  height: 64px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 0;
  font-size: 1.55rem;
}

.now-playing {
  min-width: 0;
}

.now-playing strong {
  display: block;
  font-size: 1.08rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.now-playing span {
  display: block;
  color: var(--muted);
  font-size: .92rem;
  margin-top: 2px;
}

.energy-strip {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 5px;
  height: 22px;
  margin-top: 8px;
}

.energy-strip i {
  display: block;
  border-radius: 999px;
  background: rgba(148,163,184,.16);
}

.energy-strip i.on {
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  box-shadow: 0 0 12px rgba(56,189,248,.32);
}

.top-controls {
  display: grid;
  gap: 10px;
}

.control-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(15,23,42,.55);
  padding: 12px;
}

.control-card label,
.label-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-weight: 800;
  margin-bottom: 8px;
}

.control-card strong {
  color: var(--text);
}

select,
input[type="range"] {
  width: 100%;
}

select {
  min-height: 44px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(15,23,42,.86);
  color: var(--text);
  padding: 0 12px;
  font-weight: 850;
}

input[type="range"] {
  accent-color: var(--primary);
}

.mode-row,
.section-row,
.global-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mode-row,
.section-row {
  margin: 12px 0;
}

.mode-btn,
.section-btn,
.tiny-btn {
  min-height: 38px;
  padding: 8px 12px;
  font-size: .9rem;
}

.global-actions {
  margin: 12px 0 2px;
}

.global-actions .tiny-btn {
  flex: 1 1 120px;
}

.learn-note {
  display: none;
  margin: 10px 0 0;
  border: 1px solid rgba(56,189,248,.24);
  border-radius: 18px;
  padding: 10px 12px;
  background: rgba(56,189,248,.07);
  color: var(--muted);
  font-size: .92rem;
}

body.learn-on .learn-note {
  display: block;
}

.editor-shell {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(15,23,42,.45);
  margin-top: 14px;
  overflow: hidden;
}

.editor-scroll {
  overflow-x: auto;
  padding: 10px;
  scrollbar-color: var(--primary) transparent;
}

.pattern-editor {
  display: grid;
  gap: 8px;
  min-width: var(--editor-width, 1180px);
}

.pattern-header,
.pattern-row {
  display: grid;
  grid-template-columns: 92px 58px 54px 64px 64px 92px repeat(var(--steps), 30px);
  gap: 6px;
  align-items: center;
}

.pattern-header {
  color: var(--muted);
  font-size: .72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.pattern-header span:not(:first-child) {
  text-align: center;
}

.track-name {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.track-name strong {
  color: var(--text);
  font-size: .95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-name small {
  color: var(--muted);
  font-size: .76rem;
}

.mute-btn,
.solo-btn,
.track-action,
.track-preset {
  min-height: 30px;
  padding: 4px 8px;
  font-size: .76rem;
  text-align: center;
}

.mute-btn.is-muted {
  color: var(--text);
  background: rgba(255,255,255,.06);
  border-color: var(--border);
}

.solo-btn.is-solo {
  color: #03101c;
  background: linear-gradient(135deg, var(--warm), var(--primary-2));
}

.track-preset {
  width: 92px;
  min-height: 32px;
  border-radius: 999px;
  font-size: .74rem;
  padding: 0 8px;
}

.track-volume {
  display: none;
  width: 74px;
}

body.mode-pro .track-volume {
  display: block;
}

body.mode-pro .pattern-header,
body.mode-pro .pattern-row {
  grid-template-columns: 92px 58px 54px 64px 64px 92px 80px repeat(var(--steps), 30px);
}

.pattern-step {
  width: 30px;
  height: 30px;
  padding: 0;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(148,163,184,.12);
  position: relative;
}

.pattern-step[aria-pressed="true"] {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 0 14px rgba(56,189,248,.18);
}

.pattern-step.current {
  outline: 2px solid var(--warm);
  outline-offset: 2px;
}

.pattern-step.bar-start::before {
  content: "";
  position: absolute;
  left: -5px;
  top: -5px;
  width: 2px;
  height: 40px;
  border-radius: 999px;
  background: rgba(251,191,36,.55);
}

.pattern-step.bar-alt {
  background-color: rgba(56,189,248,.07);
}

.pattern-step.bar-alt[aria-pressed="true"] {
  background: linear-gradient(135deg, #7dd3fc, #c4b5fd);
}

.row-hint {
  grid-column: 1 / -1;
  display: none;
  color: var(--muted);
  font-size: .86rem;
  padding: 0 0 4px 2px;
}

body.learn-on .row-hint {
  display: block;
}

body.mode-simple .track-action,
body.mode-simple .track-preset,
body.mode-simple .global-create,
body.mode-simple .track-volume {
  display: none;
}

body.mode-simple .pattern-header,
body.mode-simple .pattern-row {
  grid-template-columns: 92px 58px 54px repeat(var(--steps), 30px);
}

body.mode-simple .hide-simple {
  display: none;
}

.save-panel {
  padding: 18px;
  text-align: center;
}

.button-row {
  justify-content: center;
}

.output-list {
  margin-top: 12px;
  display: grid;
  gap: 8px;
  justify-items: center;
}

footer {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-bottom: 12px;
}

footer a {
  color: var(--muted);
  text-decoration: none;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(18px + var(--safe-bottom));
  transform: translate(-50%, 140%);
  color: #03101c;
  background: #e2e8f0;
  border-radius: 999px;
  padding: 12px 16px;
  box-shadow: 0 20px 60px rgba(0,0,0,.4);
  z-index: 50;
  transition: transform .18s ease;
  max-width: min(480px, calc(100% - 32px));
}

.toast.show {
  transform: translate(-50%, 0);
}

.legal-card {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(22px, 5vw, 42px);
  text-align: left;
}

.legal-card h1 {
  font-size: clamp(2rem, 6vw, 4rem);
  text-align: left;
}

.legal-card h2 {
  margin-top: 26px;
  font-size: 1.45rem;
}

.legal-card p,
.legal-card li {
  color: var(--muted);
  line-height: 1.7;
}

@media (min-width: 780px) {
  body {
    padding: 28px 18px;
  }

  .hero {
    padding: 38px;
  }

  .console {
    padding: 18px;
  }

  .console-head {
    grid-template-columns: .9fr 1.2fr;
    align-items: stretch;
  }

  .top-controls {
    grid-template-columns: repeat(2, 1fr);
  }

  .control-card--vibe {
    grid-column: 1 / -1;
  }

  .save-panel {
    padding: 24px;
  }
}

@media (max-width: 520px) {
  .primary-btn,
  .secondary-btn,
  .soft-btn {
    width: 100%;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 86px 54px 50px 60px 60px 88px repeat(var(--steps), 28px);
    gap: 5px;
  }

  .pattern-step {
    width: 28px;
    height: 28px;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 86px 54px 50px repeat(var(--steps), 28px);
  }
}


/* v2.1 mobile polish */
html, body { max-width: 100%; }

.console-head {
  position: sticky;
  top: 8px;
  z-index: 8;
  border-radius: var(--radius-xl);
  backdrop-filter: blur(18px);
}

.editor-scroll::before {
  content: "Swipe horizontally to see all steps →";
  display: block;
  color: var(--muted);
  font-size: .86rem;
  margin-bottom: 8px;
}

.pattern-header {
  position: sticky;
  top: 0;
  z-index: 4;
  background: rgba(15, 23, 42, .96);
  padding-block: 4px;
  border-radius: 14px;
}

.pattern-step { touch-action: manipulation; }
.pattern-step:active { transform: scale(.92); }

.custom-upload {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(15,23,42,.46);
  padding: 14px;
  text-align: left;
}

.custom-upload h3 { margin-top: 0; }

.upload-grid {
  display: grid;
  gap: 10px;
}

.upload-grid label span {
  display: block;
  color: var(--muted);
  font-weight: 850;
  margin-bottom: 6px;
}

.upload-button {
  display: grid;
  place-items: center;
}

.custom-sounds-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.custom-sounds-list span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 10px;
  color: var(--muted);
  background: rgba(255,255,255,.045);
}

@media (min-width: 700px) {
  .upload-grid {
    grid-template-columns: 1fr auto;
    align-items: end;
  }
}

@media (max-width: 560px) {
  body { padding-inline: 10px; }
  .hero { padding: 22px 14px; }
  .console, .save-panel { padding: 12px; }
  .console-head { top: 4px; }

  .status-card {
    grid-template-columns: 56px 1fr;
    padding: 10px;
  }

  .play-btn {
    width: 56px;
    height: 56px;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 84px 54px 50px 58px 58px 86px repeat(var(--steps), 32px);
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 84px 54px 50px repeat(var(--steps), 32px);
  }

  .pattern-step {
    width: 32px;
    height: 32px;
  }

  .track-name small { display: none; }

  .mode-row,
  .section-row,
  .global-actions {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
  }

  .mode-btn,
  .section-btn,
  .tiny-btn { flex: 0 0 auto; }
}


/* v2.3 hip-hop layout fix */
.track-sound {
  width: 108px;
  min-height: 32px;
  border-radius: 999px;
  font-size: .74rem;
  padding: 0 8px;
}

.pattern-header,
.pattern-row {
  grid-template-columns: 100px 108px 58px 54px 64px 70px 96px repeat(var(--steps), 30px) !important;
}

body.mode-pro .pattern-header,
body.mode-pro .pattern-row {
  grid-template-columns: 100px 108px 58px 54px 64px 70px 96px 80px repeat(var(--steps), 30px) !important;
}

body.mode-simple .pattern-header,
body.mode-simple .pattern-row {
  grid-template-columns: 100px 58px 54px repeat(var(--steps), 30px) !important;
}

body.mode-simple .track-sound,
body.mode-simple .hide-simple {
  display: none !important;
}

.editor-scroll {
  min-height: 292px;
}

.pattern-editor {
  align-items: start;
}

.pattern-row,
.pattern-header {
  width: max-content;
}

.track-name strong {
  font-size: .88rem;
}

.track-name small {
  font-size: .70rem;
}

@media (max-width: 560px) {
  .pattern-header,
  .pattern-row {
    grid-template-columns: 90px 105px 54px 50px 58px 64px 86px repeat(var(--steps), 32px) !important;
  }
  body.mode-pro .pattern-header,
  body.mode-pro .pattern-row {
    grid-template-columns: 90px 105px 54px 50px 58px 64px 86px 76px repeat(var(--steps), 32px) !important;
  }
  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 90px 54px 50px repeat(var(--steps), 32px) !important;
  }
}


/* v2.4: separate sound rows + live effects */
.live-effects {
  display: grid;
  gap: 8px;
  margin: 12px 0;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(15,23,42,.55);
}

.live-effects strong {
  display: block;
  color: var(--text);
  margin-top: -3px;
}

.effect-btn {
  min-height: 42px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 9px 12px;
  color: var(--text);
  background: rgba(255,255,255,.055);
  font-weight: 900;
}

.effect-btn.active {
  color: #03101c;
  background: linear-gradient(135deg, var(--warm), var(--primary-2));
  border-color: rgba(251,191,36,.76);
  box-shadow: 0 0 18px rgba(251,191,36,.18);
}

.pattern-header,
.pattern-row {
  grid-template-columns: 150px 58px 54px 64px 64px 92px repeat(var(--steps), 30px) !important;
}

body.mode-simple .pattern-header,
body.mode-simple .pattern-row {
  grid-template-columns: 150px 58px 54px repeat(var(--steps), 30px) !important;
}

body.mode-pro .pattern-header,
body.mode-pro .pattern-row {
  grid-template-columns: 150px 58px 54px 64px 64px 92px 80px repeat(var(--steps), 30px) !important;
}

.track-name small,
.row-hint {
  display: none !important;
}

.track-name strong {
  white-space: normal;
  line-height: 1.15;
}

.track-preset {
  width: 92px;
}

@media (min-width: 760px) {
  .live-effects {
    grid-template-columns: 1.4fr repeat(5, auto);
    align-items: center;
  }
}

@media (max-width: 560px) {
  .live-effects {
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    overflow-x: auto;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 132px 54px 50px 58px 58px 86px repeat(var(--steps), 32px) !important;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 132px 54px 50px repeat(var(--steps), 32px) !important;
  }

  body.mode-pro .pattern-header,
  body.mode-pro .pattern-row {
    grid-template-columns: 132px 54px 50px 58px 58px 86px 74px repeat(var(--steps), 32px) !important;
  }
}

/* v2.5 bootfix */
.boot-error {
  color: #fb7185;
  border: 1px solid rgba(251, 113, 133, .38);
  border-radius: 18px;
  padding: 16px;
  background: rgba(251, 113, 133, .08);
  font-weight: 900;
}

.pattern-editor:empty::after {
  content: "Loading beat grid...";
  display: block;
  color: var(--muted);
  padding: 16px;
}

/* v2.6 module syntax fix */




@media (max-width: 900px) {
  :root {
    --radius-xl: 18px;
    --radius-lg: 16px;
  }

  html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    padding: 8px 6px calc(12px + var(--safe-bottom));
    text-align: left;
  }

  .page {
    width: 100%;
    max-width: none;
    margin: 0;
  }

  .logo {
    margin: 4px auto 8px;
    padding: 5px 10px;
    font-size: .78rem;
  }

  .logo-mark {
    width: 22px;
    height: 22px;
  }

  .hero {
    margin-bottom: 8px;
    padding: 12px 10px;
    text-align: center;
  }

  .hero h1 {
    font-size: clamp(1.55rem, 7vw, 2.35rem);
    line-height: 1;
    letter-spacing: -.055em;
    margin-bottom: 4px;
  }

  .subtitle {
    font-size: .82rem;
    line-height: 1.35;
    margin-bottom: 8px;
  }

  .hero .primary-btn {
    min-height: 32px;
    padding: 7px 12px;
    font-size: .78rem;
    width: auto;
  }

  .console,
  .save-panel {
    margin: 8px 0;
    padding: 8px;
    border-radius: 18px;
  }

  .section-kicker {
    font-size: .62rem;
    margin-bottom: 3px;
  }

  h2 {
    font-size: 1.08rem;
    margin-bottom: 8px;
    letter-spacing: -.035em;
  }

  .console-head {
    position: static;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 8px;
    backdrop-filter: none;
  }

  .status-card {
    min-height: 0;
    grid-template-columns: 48px 1fr;
    padding: 8px;
    border-radius: 16px;
  }

  .play-btn {
    width: 48px;
    height: 48px;
    font-size: 1.1rem;
  }

  .now-playing strong {
    font-size: .9rem;
  }

  .now-playing span {
    font-size: .76rem;
    line-height: 1.25;
  }

  .energy-strip {
    height: 16px;
    gap: 4px;
    margin-top: 6px;
  }

  .top-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
  }

  .control-card {
    padding: 8px;
    border-radius: 15px;
  }

  .control-card--vibe {
    grid-column: 1 / -1;
  }

  .control-card label,
  .label-line {
    font-size: .74rem;
    margin-bottom: 4px;
  }

  select {
    min-height: 34px;
    border-radius: 12px;
    font-size: .82rem;
    padding: 0 8px;
  }

  input[type="range"] {
    height: 24px;
  }

  .live-effects {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    margin: 8px 0;
    padding: 8px;
    border-radius: 16px;
    align-items: center;
  }

  .live-effects > div {
    min-width: 86px;
    flex: 0 0 auto;
  }

  .live-effects strong {
    font-size: .72rem;
    line-height: 1.1;
  }

  .effect-btn {
    min-height: 34px;
    padding: 7px 10px;
    font-size: .72rem;
    flex: 0 0 auto;
  }

  .mode-row,
  .section-row,
  .global-actions {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 6px;
    margin: 7px 0;
    padding-bottom: 3px;
  }

  .mode-btn,
  .section-btn,
  .tiny-btn {
    min-height: 32px;
    padding: 6px 10px;
    font-size: .72rem;
    flex: 0 0 auto;
  }





  .editor-shell {
    margin-top: 7px;
    border-radius: 16px;
    max-width: 100%;
    overflow: hidden;
  }

  .editor-scroll {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 58vh;
    padding: 7px;
    -webkit-overflow-scrolling: touch;
  }

  .editor-scroll::before {
    font-size: .68rem;
    margin-bottom: 5px;
  }

  .pattern-editor {
    min-width: var(--editor-width, 980px);
    gap: 4px;
  }

  .pattern-header {
    position: sticky;
    top: 0;
    z-index: 5;
    padding: 3px 0;
    font-size: .58rem;
    border-radius: 9px;
  }

  .pattern-row {
    min-height: 28px;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 104px 42px 38px 46px 54px 68px repeat(var(--steps), 24px) !important;
    gap: 4px !important;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 104px 42px 38px repeat(var(--steps), 24px) !important;
  }

  body.mode-pro .pattern-header,
  body.mode-pro .pattern-row {
    grid-template-columns: 104px 42px 38px 46px 54px 68px 58px repeat(var(--steps), 24px) !important;
  }

  .track-name strong {
    font-size: .68rem;
    line-height: 1.05;
  }

  .mute-btn,
  .solo-btn,
  .track-action,
  .track-preset {
    min-height: 25px;
    padding: 2px 5px;
    font-size: .58rem;
    border-radius: 999px;
  }

  .track-preset {
    width: 68px;
  }

  .track-volume {
    width: 58px;
  }

  .pattern-step {
    width: 24px;
    height: 24px;
    border-radius: 7px;
  }

  .pattern-step.bar-start::before {
    height: 32px;
    top: -4px;
    left: -4px;
  }

  .save-panel {
    text-align: center;
  }

  .save-panel h2 {
    font-size: 1.18rem;
  }

  .save-panel p {
    font-size: .78rem;
  }

  .button-row {
    gap: 6px;
  }

  .primary-btn,
  .secondary-btn,
  .soft-btn {
    min-height: 34px;
    padding: 8px 10px;
    font-size: .74rem;
    width: auto;
  }

  .custom-upload {
    margin-top: 10px;
    padding: 9px;
    border-radius: 16px;
  }

  .custom-upload h3 {
    font-size: .85rem;
  }

  .custom-upload p,
  .custom-sounds-list span {
    font-size: .68rem;
  }

  footer {
    margin-top: 14px;
    padding-top: 12px;
    text-align: center;
    font-size: .68rem;
  }
}

@media (max-width: 900px) and (orientation: landscape) {
  body {
    padding: 5px max(8px, env(safe-area-inset-left)) calc(8px + var(--safe-bottom)) max(8px, env(safe-area-inset-right));
  }

  .logo {
    display: none;
  }

  .hero {
    display: none;
  }

  .console {
    margin-top: 0;
  }

  .console > .section-kicker,
  .console > h2 {
    display: none;
  }

  .console-head {
    grid-template-columns: 0.78fr 1.22fr;
    align-items: stretch;
    gap: 7px;
    margin-bottom: 6px;
  }

  .status-card {
    grid-template-columns: 42px 1fr;
    min-height: 76px;
  }

  .play-btn {
    width: 42px;
    height: 42px;
  }

  .top-controls {
    grid-template-columns: 1.1fr .9fr .9fr .9fr;
    gap: 6px;
  }

  .control-card--vibe {
    grid-column: auto;
  }

  .control-card {
    padding: 7px;
  }

  .control-card label,
  .label-line {
    font-size: .64rem;
    margin-bottom: 2px;
  }

  select {
    min-height: 30px;
    font-size: .7rem;
  }

  .live-effects {
    margin: 5px 0;
    padding: 6px;
  }

  .mode-row,
  .section-row {
    display: inline-flex;
    vertical-align: top;
    width: auto;
    max-width: 48%;
    margin: 4px 0;
  }

  .global-actions {
    margin: 4px 0;
  }

  .editor-scroll {
    max-height: calc(100vh - 218px);
    padding: 6px;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 112px 42px 38px 46px 54px 68px repeat(var(--steps), 24px) !important;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 112px 42px 38px repeat(var(--steps), 24px) !important;
  }

  body.mode-pro .pattern-header,
  body.mode-pro .pattern-row {
    grid-template-columns: 112px 42px 38px 46px 54px 68px 58px repeat(var(--steps), 24px) !important;
  }

  .save-panel {
    padding: 8px;
  }

  .save-panel .section-kicker,
  .save-panel h2 {
    display: none;
  }

  .save-panel p {
    margin: 0 0 6px;
  }

  .custom-upload {
    display: none;
  }

  footer {
    display: none;
  }
}

@media (max-width: 420px) and (orientation: portrait) {
  .editor-scroll {
    max-height: 54vh;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 96px 40px 36px 44px 52px 66px repeat(var(--steps), 23px) !important;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 96px 40px 36px repeat(var(--steps), 23px) !important;
  }

  .pattern-step {
    width: 23px;
    height: 23px;
  }
}


/* v2.8 ultra compact mobile test */
@media (max-width: 900px) {
  body {
    padding: 5px 5px calc(8px + var(--safe-bottom));
  }

  .logo {
    transform: scale(.88);
    margin: 1px auto 4px;
  }

  .hero {
    padding: 8px 8px;
    margin-bottom: 5px;
  }

  .hero h1 {
    font-size: clamp(1.25rem, 5.7vw, 1.95rem);
    margin-bottom: 2px;
  }

  .subtitle {
    font-size: .68rem;
    line-height: 1.22;
    margin-bottom: 5px;
  }

  .hero .primary-btn {
    min-height: 26px;
    padding: 5px 10px;
    font-size: .66rem;
  }

  .console,
  .save-panel {
    padding: 6px;
    margin: 5px 0;
    border-radius: 14px;
  }

  .section-kicker {
    font-size: .52rem;
    margin-bottom: 2px;
  }

  h2 {
    font-size: .92rem;
    margin-bottom: 5px;
  }

  .console-head {
    gap: 5px;
    margin-bottom: 5px;
  }

  .status-card {
    grid-template-columns: 40px 1fr;
    padding: 6px;
    border-radius: 13px;
  }

  .play-btn {
    width: 40px;
    height: 40px;
    font-size: .95rem;
  }

  .now-playing strong {
    font-size: .78rem;
  }

  .now-playing span {
    font-size: .64rem;
  }

  .energy-strip {
    height: 12px;
    gap: 3px;
    margin-top: 4px;
  }

  .top-controls {
    gap: 4px;
  }

  .control-card {
    padding: 6px;
    border-radius: 12px;
  }

  .control-card label,
  .label-line {
    font-size: .62rem;
    margin-bottom: 2px;
  }

  select {
    min-height: 28px;
    font-size: .68rem;
    border-radius: 10px;
    padding: 0 7px;
  }

  input[type="range"] {
    height: 18px;
  }

  .live-effects {
    gap: 4px;
    margin: 4px 0;
    padding: 5px;
    border-radius: 12px;
  }

  .live-effects > div {
    min-width: 68px;
  }

  .live-effects strong {
    font-size: .58rem;
  }

  .effect-btn {
    min-height: 28px;
    padding: 5px 8px;
    font-size: .58rem;
  }

  .mode-row,
  .section-row,
  .global-actions {
    gap: 4px;
    margin: 4px 0;
  }

  .mode-btn,
  .section-btn,
  .tiny-btn {
    min-height: 27px;
    padding: 4px 8px;
    font-size: .59rem;
  }

 
  .editor-shell {
    margin-top: 4px;
    border-radius: 12px;
  }

  .editor-scroll {
    max-height: 61vh;
    padding: 5px;
  }

  .editor-scroll::before {
    display: none;
  }

  .pattern-editor {
    gap: 3px;
  }

  .pattern-header {
    font-size: .48rem;
    padding: 2px 0;
    border-radius: 7px;
  }

  .pattern-row {
    min-height: 22px;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 90px 36px 34px 40px 46px 58px repeat(var(--steps), 20px) !important;
    gap: 3px !important;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 90px 36px 34px repeat(var(--steps), 20px) !important;
  }

  body.mode-pro .pattern-header,
  body.mode-pro .pattern-row {
    grid-template-columns: 90px 36px 34px 40px 46px 58px 50px repeat(var(--steps), 20px) !important;
  }

  .track-name strong {
    font-size: .56rem;
    line-height: 1;
  }

  .mute-btn,
  .solo-btn,
  .track-action,
  .track-preset {
    min-height: 21px;
    padding: 1px 4px;
    font-size: .49rem;
  }

  .track-preset {
    width: 58px;
  }

  .track-volume {
    width: 50px;
  }

  .pattern-step {
    width: 20px;
    height: 20px;
    border-radius: 6px;
  }

  .pattern-step.current {
    outline-width: 1px;
    outline-offset: 1px;
  }

  .pattern-step.bar-start::before {
    height: 26px;
    top: -3px;
    left: -3px;
    width: 1px;
  }

  .save-panel h2 {
    font-size: .98rem;
  }

  .save-panel p {
    font-size: .62rem;
    margin: 2px 0 6px;
  }

  .primary-btn,
  .secondary-btn,
  .soft-btn {
    min-height: 29px;
    padding: 6px 8px;
    font-size: .62rem;
  }

  .custom-upload {
    margin-top: 6px;
    padding: 7px;
    border-radius: 12px;
  }

  .custom-upload h3 {
    font-size: .72rem;
    margin-bottom: 4px;
  }

  .custom-upload p,
  .custom-sounds-list span {
    font-size: .56rem;
  }
}

@media (max-width: 900px) and (orientation: landscape) {
  body {
    padding: 3px max(5px, env(safe-area-inset-left)) calc(5px + var(--safe-bottom)) max(5px, env(safe-area-inset-right));
  }

  .console {
    padding: 5px;
  }

  .console-head {
    grid-template-columns: .72fr 1.28fr;
    gap: 4px;
    margin-bottom: 3px;
  }

  .status-card {
    grid-template-columns: 34px 1fr;
    min-height: 58px;
    padding: 5px;
  }

  .play-btn {
    width: 34px;
    height: 34px;
    font-size: .82rem;
  }

  .now-playing strong {
    font-size: .68rem;
  }

  .now-playing span {
    font-size: .55rem;
  }

  .energy-strip {
    height: 10px;
    margin-top: 3px;
  }

  .top-controls {
    grid-template-columns: 1.15fr .95fr .95fr .95fr;
    gap: 4px;
  }

  .control-card {
    padding: 5px;
    border-radius: 10px;
  }

  .control-card label,
  .label-line {
    font-size: .52rem;
  }

  select {
    min-height: 24px;
    font-size: .6rem;
  }

  .live-effects {
    margin: 3px 0;
    padding: 4px;
    gap: 4px;
  }

  .effect-btn {
    min-height: 25px;
    padding: 4px 7px;
    font-size: .52rem;
  }

  .mode-row,
  .section-row,
  .global-actions {
    margin: 2px 0;
  }

  .mode-btn,
  .section-btn,
  .tiny-btn {
    min-height: 24px;
    padding: 3px 7px;
    font-size: .52rem;
  }

 

  .editor-scroll {
    max-height: calc(100vh - 152px);
    padding: 4px;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 96px 34px 32px 38px 44px 56px repeat(var(--steps), 19px) !important;
    gap: 3px !important;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 96px 34px 32px repeat(var(--steps), 19px) !important;
  }

  body.mode-pro .pattern-header,
  body.mode-pro .pattern-row {
    grid-template-columns: 96px 34px 32px 38px 44px 56px 48px repeat(var(--steps), 19px) !important;
  }

  .track-name strong {
    font-size: .52rem;
  }

  .pattern-step {
    width: 19px;
    height: 19px;
  }

  .mute-btn,
  .solo-btn,
  .track-action,
  .track-preset {
    min-height: 20px;
    font-size: .46rem;
  }

  .track-preset {
    width: 56px;
  }

  .save-panel {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 6px;
    align-items: center;
    padding: 6px;
  }

  .save-panel p {
    display: none;
  }

  .button-row {
    justify-content: flex-end;
  }

  .custom-upload {
    display: none;
  }
}

@media (max-width: 420px) and (orientation: portrait) {
  .hero {
    display: none;
  }

  .editor-scroll {
    max-height: 64vh;
  }

  .pattern-header,
  .pattern-row {
    grid-template-columns: 84px 34px 32px 38px 44px 56px repeat(var(--steps), 19px) !important;
  }

  body.mode-simple .pattern-header,
  body.mode-simple .pattern-row {
    grid-template-columns: 84px 34px 32px repeat(var(--steps), 19px) !important;
  }

  .pattern-step {
    width: 19px;
    height: 19px;
  }
}