/* ===== PRO TRUMPET SIMULATOR ===== */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --trp-bg:      #0a0600;
    --trp-surface: #120c02;
    --trp-card:    #1c1404;
    --trp-border:  #3d2c06;
    --trp-brass:   #b5860d;
    --trp-gold:    #f0c040;
    --trp-shine:   #fde68a;
    --trp-dark:    #0a0600;
    --trp-text:    #fef3c7;
    --trp-muted:   #92703a;
    --trp-red:     #dc2626;
    --trp-green:   #10b981;
    --trp-blue:    #38bdf8;
    --trp-valve-off: #2d1e04;
    --trp-valve-on:  #b5860d;
}

/* Header */
.trp-header { background: linear-gradient(135deg, #0a0600 0%, #3d2000 50%, #1a0e00 100%) !important; }

/* Wrap */
.trp-wrap { background: var(--trp-surface); border-radius: 20px; overflow: hidden; box-shadow: 0 8px 60px rgba(181,134,13,.15), 0 20px 60px rgba(0,0,0,.7); border: 1px solid var(--trp-border); }

/* Toolbar */
.trp-toolbar { background: var(--trp-card); border-bottom: 1px solid var(--trp-border); padding: 12px 18px; display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between; }
.trp-modes { display: flex; gap: 6px; }
.trp-mode-btn { background: var(--trp-dark); border: 1px solid var(--trp-border); border-radius: 20px; padding: 7px 16px; font-size: .82rem; font-weight: 600; color: var(--trp-muted); cursor: pointer; transition: all .2s; font-family: 'Inter', sans-serif; }
.trp-mode-btn:hover, .trp-mode-btn.active { background: var(--trp-brass); color: #000; border-color: var(--trp-brass); box-shadow: 0 0 14px rgba(181,134,13,.4); }
.trp-ctrl-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.trp-ctrl { display: flex; align-items: center; gap: 7px; }
.trp-ctrl label { color: var(--trp-muted); font-size: .78rem; white-space: nowrap; font-family: 'Inter', sans-serif; }
.trp-ctrl input[type="range"] { width: 70px; accent-color: var(--trp-gold); }
.trp-toggle { background: var(--trp-dark); border: 1px solid var(--trp-border); border-radius: 8px; padding: 5px 12px; font-size: .78rem; color: var(--trp-muted); cursor: pointer; transition: all .2s; font-family: 'Inter', sans-serif; }
.trp-toggle.active { background: var(--trp-brass); color: #000; border-color: var(--trp-brass); }
.trp-octave-btns { display: flex; align-items: center; gap: 8px; }
.trp-oct-btn { background: var(--trp-dark); border: 1px solid var(--trp-border); border-radius: 6px; width: 26px; height: 26px; color: var(--trp-gold); cursor: pointer; font-size: 1rem; display: flex; align-items: center; justify-content: center; transition: all .2s; }
.trp-oct-btn:hover { background: var(--trp-brass); color: #000; }
#trpOctVal { font-family: 'Bebas Neue', cursive; font-size: 1.2rem; color: var(--trp-gold); min-width: 20px; text-align: center; }

/* Buttons */
.trp-btn { background: var(--trp-card); color: var(--trp-text); border: 1px solid var(--trp-border); border-radius: 8px; padding: 7px 14px; font-size: .82rem; font-weight: 600; cursor: pointer; transition: all .2s; white-space: nowrap; font-family: 'Inter', sans-serif; }
.trp-btn:disabled { opacity: .4; cursor: not-allowed; }
.trp-btn.green { background: var(--trp-green); color: #000; border-color: var(--trp-green); }
.trp-btn.red   { background: var(--trp-red);   color: #fff; border-color: var(--trp-red); }
.trp-btn.blue  { background: var(--trp-blue);  color: #000; border-color: var(--trp-blue); }
.trp-btn.big   { padding: 10px 20px; font-size: .88rem; }
.trp-btn.small { padding: 4px 10px; font-size: .75rem; }

/* Panel */
.trp-panel { padding: 14px 18px; border-bottom: 1px solid var(--trp-border); background: var(--trp-card); }

/* Songs */
.trp-songs-header { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 12px; }
.trp-songs-header span { color: var(--trp-text); font-weight: 600; font-size: .9rem; font-family: 'Inter', sans-serif; }
.trp-speed-row { display: flex; align-items: center; gap: 6px; color: var(--trp-muted); font-size: .8rem; font-family: 'Inter', sans-serif; }
.trp-speed-row select { background: var(--trp-dark); color: var(--trp-text); border: 1px solid var(--trp-border); border-radius: 6px; padding: 4px 8px; font-size: .78rem; outline: none; }
.trp-songs-grid { display: flex; flex-wrap: wrap; gap: 7px; }
.trp-song-btn { background: var(--trp-dark); color: var(--trp-text); border: 1px solid var(--trp-border); border-radius: 20px; padding: 6px 14px; font-size: .8rem; cursor: pointer; transition: all .2s; white-space: nowrap; font-family: 'Inter', sans-serif; font-weight: 500; }
.trp-song-btn:hover { border-color: var(--trp-brass); color: var(--trp-gold); }
.trp-song-btn.playing { background: var(--trp-brass); color: #000; border-color: var(--trp-brass); animation: trpBlink 1s ease-in-out infinite alternate; }
@keyframes trpBlink { from { box-shadow: 0 0 8px rgba(181,134,13,.3); } to { box-shadow: 0 0 20px rgba(181,134,13,.8); } }
.trp-song-cat { color: var(--trp-muted); font-size: .72rem; padding: 3px 10px; border-radius: 20px; border: 1px solid var(--trp-border); background: var(--trp-surface); pointer-events: none; font-family: 'Inter', sans-serif; }

/* Record */
.trp-rec-panel { display: flex; flex-direction: column; gap: 12px; }
.trp-rec-status { display: flex; align-items: center; gap: 10px; background: var(--trp-dark); border: 1px solid var(--trp-border); border-radius: 10px; padding: 10px 14px; }
.trp-rec-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--trp-muted); transition: background .3s; }
.trp-rec-dot.recording { background: var(--trp-red); animation: trpRecPulse .8s ease-in-out infinite alternate; }
@keyframes trpRecPulse { from { box-shadow: 0 0 4px rgba(220,38,38,.4); } to { box-shadow: 0 0 14px rgba(220,38,38,.9); } }
#trpRecStatus { color: var(--trp-text); font-weight: 600; font-size: .9rem; flex: 1; font-family: 'Inter', sans-serif; }
.trp-rec-time { color: var(--trp-gold); font-weight: 700; font-size: 1.1rem; font-variant-numeric: tabular-nums; font-family: 'Bebas Neue', cursive; }
.trp-rec-btns { display: flex; flex-wrap: wrap; gap: 8px; }
.trp-rec-hint { color: var(--trp-muted); font-size: .8rem; margin: 0; font-family: 'Inter', sans-serif; }

/* Instrument */
.trp-instrument { padding: 24px 20px; display: flex; flex-direction: column; gap: 24px; }

/* Valves */
.trp-valves-section { display: flex; flex-direction: column; gap: 14px; }
.trp-valves-label { font-family: 'Bebas Neue', cursive; font-size: 1.1rem; color: var(--trp-gold); letter-spacing: 2px; }
.trp-valves-row { display: flex; gap: 20px; align-items: flex-end; }
.trp-valve-wrap { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.trp-valve-cap { width: 54px; height: 22px; background: linear-gradient(180deg, var(--trp-gold), var(--trp-brass)); border-radius: 6px 6px 0 0; display: flex; align-items: center; justify-content: center; font-family: 'Bebas Neue', cursive; font-size: 1rem; color: #0a0600; font-weight: 900; box-shadow: 0 -3px 8px rgba(240,192,64,.3); }
.trp-valve-body { width: 54px; height: 90px; background: linear-gradient(180deg, #2d2010, #1c1404); border: 2px solid var(--trp-border); border-radius: 0 0 4px 4px; display: flex; align-items: flex-end; justify-content: center; padding-bottom: 4px; position: relative; overflow: hidden; }
.trp-valve-body::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 40%; background: linear-gradient(180deg, rgba(181,134,13,.08) 0%, transparent 100%); }
.trp-valve-btn { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(145deg, var(--trp-valve-off), #1a1004); border: 3px solid var(--trp-border); cursor: pointer; transition: all .1s; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0,0,0,.5); position: relative; }
.trp-valve-btn.pressed { background: linear-gradient(145deg, var(--trp-gold), var(--trp-brass)); border-color: var(--trp-shine); transform: translateY(8px); box-shadow: 0 1px 4px rgba(0,0,0,.8); }
.trp-valve-btn.pressed .trp-valve-inner { background: rgba(240,192,64,.3); }
.trp-valve-inner { width: 20px; height: 20px; border-radius: 50%; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); transition: all .1s; }
.trp-valve-key { font-size: .7rem; color: var(--trp-muted); font-family: 'Inter', sans-serif; }
.trp-valve-combo { background: rgba(181,134,13,.08); border: 1px solid rgba(181,134,13,.2); border-radius: 10px; padding: 8px 14px; font-size: .85rem; color: var(--trp-gold); font-family: 'Inter', sans-serif; font-weight: 500; text-align: center; }

/* Notes grid */
.trp-notes-section { display: flex; flex-direction: column; gap: 10px; }
.trp-notes-label { font-family: 'Bebas Neue', cursive; font-size: 1.1rem; color: var(--trp-gold); letter-spacing: 2px; }
.trp-notes-grid { display: flex; gap: 6px; flex-wrap: wrap; }

/* Note button */
.trp-note-pad { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; padding-bottom: 8px; cursor: pointer; border-radius: 0 0 6px 6px; transition: all .08s; user-select: none; }
.trp-note-pad.white { width: 52px; height: 140px; background: linear-gradient(180deg, #f5e6c0, #ede0b0); border: 1px solid var(--trp-brass); box-shadow: inset 0 -4px 8px rgba(0,0,0,.2), 0 2px 6px rgba(0,0,0,.4); }
.trp-note-pad.black { width: 34px; height: 90px; background: linear-gradient(180deg, #1a1004, #0d0800); border: 1px solid var(--trp-border); margin: 0 -17px; z-index: 2; box-shadow: 0 4px 10px rgba(0,0,0,.6); border-radius: 0 0 5px 5px; }
.trp-note-pad.white.active { background: linear-gradient(180deg, var(--trp-gold), var(--trp-brass)); transform: translateY(2px); box-shadow: inset 0 -2px 4px rgba(0,0,0,.3); }
.trp-note-pad.black.active { background: linear-gradient(180deg, var(--trp-brass), #8a6209); transform: translateY(2px); }
.trp-note-pad .trp-pad-name { font-size: .68rem; font-weight: 700; color: #5a3d0a; font-family: 'Inter', sans-serif; }
.trp-note-pad.black .trp-pad-name { color: var(--trp-muted); }
.trp-note-pad .trp-pad-key { font-size: .6rem; color: var(--trp-muted); margin-bottom: 2px; font-family: 'Inter', sans-serif; }
.trp-note-pad.white:hover:not(.active) { background: linear-gradient(180deg, #fef3c7, #fde68a); }
.trp-note-pad.black:hover:not(.active) { background: linear-gradient(180deg, #2d2010, #1a1004); border-color: var(--trp-brass); }

/* Note display */
.trp-note-display { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 16px; background: rgba(0,0,0,.3); border-radius: 14px; border: 1px solid var(--trp-border); }
.trp-note-name { font-family: 'Bebas Neue', cursive; font-size: 3rem; color: var(--trp-gold); line-height: 1; filter: drop-shadow(0 0 16px rgba(240,192,64,.5)); }
.trp-note-freq { font-size: .8rem; color: var(--trp-muted); font-family: 'Inter', sans-serif; }
.trp-key-hints { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; font-size: .72rem; color: var(--trp-muted); font-family: 'Inter', sans-serif; padding-top: 4px; }

/* Visualizer */
.trp-viz { width: 100%; height: 60px; background: var(--trp-dark); display: block; }

/* Responsive */
@media (max-width: 768px) {
    .trp-toolbar { padding: 10px 14px; }
    .trp-instrument { padding: 18px 14px; gap: 18px; }
    .trp-note-pad.white { width: 40px; height: 110px; }
    .trp-note-pad.black { width: 26px; height: 70px; margin: 0 -13px; }
    .trp-valve-btn { width: 38px; height: 38px; }
    .trp-valve-body { height: 76px; width: 48px; }
    .trp-valve-cap { width: 48px; }
}
@media (max-width: 480px) {
    .trp-note-pad.white { width: 32px; height: 90px; }
    .trp-note-pad.black { width: 20px; height: 58px; margin: 0 -10px; }
    .trp-valve-wrap { gap: 2px; }
}