/* Glass Groove. Mobile first: one hand, big targets, nothing smaller than a thumb. Wider screens get the same page with room to breathe. */
:root {
  --tint-rgb: 150, 112, 255;
  --tint: rgb(var(--tint-rgb));
  --ink: #070b18;
  --panel: rgba(13, 19, 40, 0.9);
  --panel-2: rgba(30, 40, 78, 0.7);
  --line: rgba(170, 190, 255, 0.16);
  --text: #eaf1ff;
  --dim: #8e9cc6;
  --good: #40f0d0;
  --dock-h: calc(64px + env(safe-area-inset-bottom));
  --sheet-h: 0px;
  --radius: 16px;
  --font: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; background: var(--ink); color: var(--text); font: 16px/1.4 var(--font); overflow: hidden; overscroll-behavior: none; }
button { font: inherit; color: inherit; cursor: pointer; touch-action: manipulation; }
button:focus-visible, input:focus-visible, select:focus-visible, a:focus-visible { outline: 2px solid var(--text); outline-offset: 2px; }
::selection { background: rgba(var(--tint-rgb), 0.5); }
.icon { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; display: block; }

#stage { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; user-select: none; -webkit-user-select: none; }

/* ---- top bar ---- */
#top { position: fixed; z-index: 5; top: 0; left: 0; right: 0; display: flex; align-items: center; gap: 4px; padding: calc(8px + env(safe-area-inset-top)) calc(10px + env(safe-area-inset-right)) 8px calc(14px + env(safe-area-inset-left)); transition: opacity 0.35s, transform 0.35s; pointer-events: none; }
#top > * { pointer-events: auto; }
.logo { font-weight: 800; letter-spacing: 0.04em; font-size: 1.05rem; text-shadow: 0 0 18px rgba(var(--tint-rgb), 0.9); }
.grow { flex: 1; pointer-events: none !important; }
.ico { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; border: 0; background: rgba(13, 19, 40, 0.55); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); color: var(--text); }
.ico[aria-pressed="true"], .ico[aria-expanded="true"] { background: rgba(var(--tint-rgb), 0.35); }
body:not(.awake) #top .ico { display: none; }

/* ---- start ---- */
#start { position: fixed; inset: 0; z-index: 6; display: grid; place-content: center; justify-items: center; gap: 18px; text-align: center; padding: 24px; transition: opacity 0.7s, transform 0.7s; }
#start p { margin: 0; color: var(--dim); max-width: 26ch; font-size: 0.95rem; }
#start b { color: var(--text); }
#wake { background: none; border: 0; display: grid; justify-items: center; gap: 20px; padding: 16px; }
.orb { width: 120px; height: 120px; border-radius: 50%; background: radial-gradient(circle at 50% 38%, #fff, rgb(var(--tint-rgb)) 55%, rgba(var(--tint-rgb), 0.15) 72%); box-shadow: 0 0 80px rgba(var(--tint-rgb), 0.6), 0 0 200px rgba(var(--tint-rgb), 0.3); animation: breathe 3.4s ease-in-out infinite; }
.cap { font-weight: 700; font-size: 1.1rem; }
@keyframes breathe { 50% { transform: scale(1.08); box-shadow: 0 0 110px rgba(var(--tint-rgb), 0.8), 0 0 240px rgba(var(--tint-rgb), 0.4); } }
body.awake #start { opacity: 0; transform: scale(1.15); pointer-events: none; }

/* ---- the Rise button: hold to build, let go to drop ---- */
#rise { position: fixed; z-index: 6; left: 50%; bottom: calc(var(--dock-h) + var(--sheet-h) + 14px); width: 92px; height: 92px; margin-left: -46px; border-radius: 50%; border: 0; background: radial-gradient(circle at 50% 35%, rgba(255, 255, 255, 0.25), rgba(var(--tint-rgb), 0.55) 60%, rgba(var(--tint-rgb), 0.9)); color: #fff; font-weight: 800; letter-spacing: 0.05em; box-shadow: 0 6px 30px rgba(var(--tint-rgb), 0.5); touch-action: none; user-select: none; -webkit-user-select: none; transition: transform 0.25s cubic-bezier(0.3, 1.6, 0.5, 1), bottom 0.3s, opacity 0.35s; }
#rise .word { position: relative; text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5); }
#rise .ring { position: absolute; inset: -8px; border-radius: 50%; border: 2px solid rgba(var(--tint-rgb), 0.5); opacity: 0; }
#rise.holding { transform: scale(1.18, 0.92); }
#rise.holding .ring { opacity: 1; animation: ripple 0.9s ease-out infinite; }
@keyframes ripple { to { inset: -34px; opacity: 0; } }
body:not(.awake) #rise, body.ui-hidden #rise { opacity: 0; pointer-events: none; transform: scale(0.6); }
body.lefty #rise { left: auto; right: 18px; margin-left: 0; }

/* ---- the dock and the sheet ---- */
#dock { position: fixed; z-index: 7; left: 0; right: 0; bottom: 0; height: var(--dock-h); padding: 6px calc(6px + env(safe-area-inset-right)) env(safe-area-inset-bottom) calc(6px + env(safe-area-inset-left)); display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; background: var(--panel); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border-top: 1px solid var(--line); transition: transform 0.35s; }
#dock button { display: grid; place-items: center; align-content: center; gap: 2px; border: 0; border-radius: 14px; background: none; color: var(--dim); min-height: 52px; }
#dock button .t { font-size: 0.72rem; font-weight: 600; }
#dock button[aria-pressed="true"] { color: var(--text); background: rgba(var(--tint-rgb), 0.22); }
body:not(.awake) #dock { transform: translateY(110%); }
#sheet { position: fixed; z-index: 6; left: 0; right: 0; bottom: var(--dock-h); max-height: min(52vh, 460px); overflow: auto; overscroll-behavior: contain; padding: 4px 16px 18px; background: var(--panel); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); border-top: 1px solid var(--line); border-radius: 22px 22px 0 0; box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.45); animation: lift 0.28s ease-out; }
#sheet[hidden], .pane[hidden] { display: none; }
@keyframes lift { from { transform: translateY(24px); opacity: 0; } }
.grab { width: 44px; height: 5px; border-radius: 3px; background: var(--line); margin: 6px auto 12px; }
body.ui-hidden #top, body.ui-hidden #dock { opacity: 0; transform: translateY(20px); pointer-events: none; }
body.ui-hidden #sheet { display: none; }

h2 { margin: 6px 0 10px; font-size: 1.05rem; font-weight: 700; }
h3 { margin: 18px 0 8px; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--dim); }
p { margin: 6px 0; }
.fine { color: var(--dim); font-size: 0.85rem; }

/* ---- shared controls ---- */
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.btn, .chip { min-height: 48px; padding: 0 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--panel-2); color: var(--text); font-weight: 600; display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; }
.chip { border-radius: 999px; padding: 0 14px; min-height: 44px; }
.btn:active, .chip:active { transform: scale(0.96); }
.btn.primary { background: rgb(var(--tint-rgb)); color: #0b1020; border-color: transparent; }
.btn.danger { color: #ff8da0; }
.btn:disabled { opacity: 0.45; }
.chip[aria-pressed="true"], .chip[aria-selected="true"] { background: rgba(var(--tint-rgb), 0.3); border-color: rgb(var(--tint-rgb)); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.field { display: grid; gap: 4px; margin: 10px 0; }
.field .top { display: flex; justify-content: space-between; align-items: baseline; font-weight: 600; }
.field .top small { color: var(--dim); font-weight: 400; }
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 44px; background: none; margin: 0; }
input[type="range"]::-webkit-slider-runnable-track { height: 6px; border-radius: 3px; background: linear-gradient(90deg, rgb(var(--tint-rgb)) var(--fill, 50%), rgba(170, 190, 255, 0.2) var(--fill, 50%)); }
input[type="range"]::-moz-range-track { height: 6px; border-radius: 3px; background: rgba(170, 190, 255, 0.2); }
input[type="range"]::-moz-range-progress { height: 6px; border-radius: 3px; background: rgb(var(--tint-rgb)); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 28px; height: 28px; margin-top: -11px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 4px rgba(var(--tint-rgb), 0.5); border: 0; }
input[type="range"]::-moz-range-thumb { width: 28px; height: 28px; border-radius: 50%; background: #fff; border: 0; box-shadow: 0 0 0 4px rgba(var(--tint-rgb), 0.5); }
.switch { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 52px; padding: 6px 0; border-top: 1px solid var(--line); }
.switch small { display: block; color: var(--dim); font-weight: 400; }
.switch input { width: 52px; height: 30px; appearance: none; -webkit-appearance: none; border-radius: 15px; background: rgba(170, 190, 255, 0.25); position: relative; flex: none; transition: background 0.2s; }
.switch input::after { content: ""; position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%; background: #fff; transition: transform 0.2s; }
.switch input:checked { background: rgb(var(--tint-rgb)); }
.switch input:checked::after { transform: translateX(22px); }

/* ---- play: the keys ---- */
.keys { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
.key { height: 112px; border-radius: 12px; border: 1px solid var(--line); background: linear-gradient(180deg, var(--panel-2), rgba(var(--tint-rgb), 0.18)); font-weight: 700; touch-action: none; user-select: none; -webkit-user-select: none; display: grid; align-items: end; justify-items: center; padding-bottom: 8px; color: var(--dim); }
.key.on { background: rgb(var(--tint-rgb)); color: #0b1020; transform: scale(0.97); }

/* ---- beat: the ring and the bass grid ---- */
.parts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-bottom: 10px; }
.part { min-height: 56px; border-radius: 14px; border: 1px solid var(--line); background: var(--panel-2); display: grid; place-items: center; align-content: center; gap: 1px; font-weight: 700; }
.part small { font-weight: 400; color: var(--dim); font-size: 0.72rem; }
.part[aria-pressed="true"] { border-color: rgb(var(--tint-rgb)); background: rgba(var(--tint-rgb), 0.25); }
.part.muted { opacity: 0.55; }
.part.muted small { color: #ff8da0; }
.ringbox { display: grid; place-items: center; margin: 4px 0 10px; }
.ringbox svg { width: min(74vw, 300px); height: auto; touch-action: manipulation; }
.dot { fill: rgba(170, 190, 255, 0.08); stroke: rgba(170, 190, 255, 0.5); stroke-width: 1.2; cursor: pointer; transition: fill 0.1s; }
.dot.on { fill: rgb(var(--tint-rgb)); stroke: rgb(var(--tint-rgb)); }
.dot.ghost { fill: rgba(var(--tint-rgb), 0.3); }
.dot.now { stroke: #fff; stroke-width: 2; }
.dot:focus-visible { outline: none; stroke: #fff; stroke-width: 3; }
.dot.on.now { fill: #fff; }
.ringtext { fill: var(--text); font: 700 9px var(--font); text-anchor: middle; }
.ringsub { fill: var(--dim); font: 400 4.6px var(--font); text-anchor: middle; }
.bass { display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; margin: 4px 0 10px; }
.cell { aspect-ratio: 1; min-height: 34px; border-radius: 10px; border: 1px solid var(--line); background: rgba(170, 190, 255, 0.06); padding: 0; }
.cell.beat { background: rgba(170, 190, 255, 0.12); }
.cell.on { background: rgb(var(--tint-rgb)); border-color: transparent; }
.cell.now { outline: 2px solid #fff; outline-offset: -2px; }
.bassnote { color: var(--dim); font-size: 0.8rem; }

/* ---- sound ---- */
.vibes { display: flex; gap: 8px; overflow-x: auto; padding: 2px 0 8px; scroll-snap-type: x proximity; margin: 0 -16px; padding-left: 16px; padding-right: 16px; }
.vibe { flex: none; width: 148px; min-height: 92px; padding: 10px 12px; border-radius: 16px; border: 1px solid var(--line); background: var(--panel-2); text-align: left; scroll-snap-align: start; display: grid; gap: 4px; align-content: start; }
.vibe b { font-size: 1rem; }
.vibe small { color: var(--dim); font-size: 0.78rem; line-height: 1.25; }
.vibe[aria-selected="true"] { border-color: rgb(var(--tint-rgb)); background: rgba(var(--tint-rgb), 0.25); }
.tempo { display: grid; grid-template-columns: 56px 1fr 56px 84px; gap: 8px; align-items: center; }
.tempo .bpm { text-align: center; font-size: 1.9rem; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1; }
.tempo .bpm small { display: block; font-size: 0.7rem; font-weight: 600; color: var(--dim); letter-spacing: 0.08em; }
.tempo .btn { padding: 0; }

/* ---- keep ---- */
.recbtn { width: 100%; min-height: 64px; font-size: 1.1rem; border-radius: 18px; }
.recbtn .dotred { width: 14px; height: 14px; border-radius: 50%; background: #ff4d6d; }
body.recording .recbtn { background: #ff4d6d; color: #fff; animation: pulse 1.4s ease-in-out infinite; }
body.recording .recbtn .dotred { background: #fff; border-radius: 3px; }
@keyframes pulse { 50% { box-shadow: 0 0 24px rgba(255, 77, 109, 0.7); } }

/* ---- modals ---- */
.modal { position: fixed; z-index: 20; left: 8px; right: 8px; bottom: calc(8px + env(safe-area-inset-bottom)); max-height: 82vh; overflow: auto; padding: 16px; border-radius: 22px; background: rgba(10, 15, 34, 0.97); border: 1px solid var(--line); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6); }
.modal[hidden] { display: none; }
.modal h2 { display: flex; justify-content: space-between; align-items: center; }
.xbtn { width: 44px; height: 44px; border-radius: 50%; border: 0; background: var(--panel-2); font-size: 1.3rem; line-height: 1; }
.devlive { margin: 6px 0; padding: 8px 10px; background: rgba(0, 0, 0, 0.5); border: 1px solid var(--line); border-radius: 10px; font: 11px/1.5 ui-monospace, Consolas, monospace; white-space: pre-wrap; color: #9fe; }
.devsw { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 12px; margin: 6px 0 10px; }
.devsw label { display: flex; align-items: center; gap: 8px; min-height: 40px; }
#devpanel { z-index: 21; left: 8px; right: 8px; max-height: 60vh; }
body.dev #stage { outline: 1px dashed rgba(var(--tint-rgb), 0.5); outline-offset: -2px; }

/* ---- feedback ---- */
#toast { position: fixed; z-index: 30; left: 50%; bottom: calc(var(--dock-h) + var(--sheet-h) + 120px); transform: translate(-50%, 10px); max-width: min(92vw, 420px); padding: 12px 16px; border-radius: 14px; background: rgba(10, 15, 34, 0.96); border: 1px solid var(--line); opacity: 0; pointer-events: none; transition: opacity 0.3s, transform 0.3s; text-align: center; font-size: 0.95rem; }
#toast.show { opacity: 1; transform: translate(-50%, 0); }
#hint { position: fixed; z-index: 4; left: 0; right: 0; top: calc(64px + env(safe-area-inset-top)); margin: 0; text-align: center; color: var(--dim); font-size: 0.95rem; pointer-events: none; text-shadow: 0 1px 8px #000; }
#hint[hidden] { display: none; }
#dropzone { position: fixed; inset: 10px; z-index: 40; display: grid; place-items: center; border: 2px dashed rgb(var(--tint-rgb)); border-radius: 22px; background: rgba(var(--tint-rgb), 0.12); pointer-events: none; }
#dropzone[hidden] { display: none; }

/* trippy buttons: a burst under the finger, and a squash when pressed */
.vfx-burst { position: fixed; z-index: 50; width: 16px; height: 16px; border-radius: 50%; pointer-events: none; mix-blend-mode: screen; background: conic-gradient(#40f0d0, #9670ff, #ff7a6c, #ffd166, #40f0d0); filter: hue-rotate(var(--h, 0deg)); -webkit-mask: radial-gradient(circle, transparent 38%, #000 40%, #000 62%, transparent 64%); mask: radial-gradient(circle, transparent 38%, #000 40%, #000 62%, transparent 64%); animation: burst 0.8s cubic-bezier(0.15, 0.7, 0.3, 1) forwards; }
@keyframes burst { 0% { transform: translate(-50%, -50%) scale(0.2) rotate(0); opacity: 0.95; } 100% { transform: translate(-50%, -50%) scale(calc(11 * var(--s, 1))) rotate(160deg); opacity: 0; } }
body.vfx-motion .btn:active, body.vfx-motion .chip:active, body.vfx-motion .part:active, body.vfx-motion .vibe:active, body.vfx-motion #dock button:active { transform: scale(1.06, 0.9); transition: transform 0.08s; }
@media (prefers-reduced-motion: reduce) { .vfx-burst { display: none; } .orb { animation: none; } * { transition-duration: 0.01s !important; } }

/* ---- wider screens: the sheet moves to the side, and the keyboard works ---- */
@media (min-width: 900px) and (pointer: fine), (min-width: 1000px) {
  #sheet { left: auto; right: 16px; bottom: calc(var(--dock-h) + 12px); top: 72px; width: 400px; max-height: none; border-radius: 22px; border: 1px solid var(--line); animation: none; }
  #dock { left: 50%; right: auto; width: 460px; margin-left: -230px; bottom: 12px; border-radius: 22px; border: 1px solid var(--line); height: 68px; }
  #rise { bottom: 96px; }
  .modal { left: 50%; right: auto; width: 460px; margin-left: -230px; bottom: 50%; transform: translateY(50%); }
  #toast { bottom: 150px; }
  .ico:hover, .btn:hover, .chip:hover, .part:hover, .vibe:hover { border-color: rgb(var(--tint-rgb)); }
}
@media (orientation: landscape) and (max-height: 520px) and (max-width: 999px) {
  #sheet { left: auto; right: 0; width: min(56vw, 440px); bottom: 0; top: 0; max-height: none; border-radius: 22px 0 0 22px; padding-top: calc(8px + env(safe-area-inset-top)); }
  #rise { bottom: calc(var(--dock-h) + 10px); width: 76px; height: 76px; margin-left: -38px; }
  #toast { bottom: calc(var(--dock-h) + 100px); }
}

.quiet { opacity: .6; font-size: 12px; margin-top: 10px; }

/* ---- wide buttons, forms ---- */
.btn.wide { width: 100%; margin-top: 8px; }
textarea { width: 100%; margin-top: 10px; padding: 12px; border-radius: 14px; border: 1px solid var(--line); background: rgba(0, 0, 0, 0.3); color: var(--text); font: inherit; resize: vertical; min-height: 110px; }
#leave, #feedback { z-index: 40; }
#leave h2 { margin-top: 0; }

/* ---- trippier presses: a colour wheel that spins around whatever you touch, and a glow that breathes with the kick ---- */
@property --a { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
.btn, .chip, .vibe, .part, .key, .ico, #dock button { position: relative; isolation: isolate; }
body.vfx-motion .btn:active::before, body.vfx-motion .chip:active::before, body.vfx-motion .vibe:active::before, body.vfx-motion .part:active::before,
body.vfx-motion .key:active::before, body.vfx-motion .ico:active::before, body.vfx-motion #dock button:active::before {
  content: ""; position: absolute; inset: -3px; border-radius: inherit; z-index: -1; pointer-events: none; filter: blur(5px); opacity: 0.95;
  background: conic-gradient(from var(--a), #40f0d0, #9670ff, #ff7a6c, #ffe14d, #40f0d0); animation: wheel 0.7s linear infinite;
}
@keyframes wheel { to { --a: 360deg; } }
body.vfx-motion .btn:active, body.vfx-motion .chip:active, body.vfx-motion .vibe:active { transform: scale(0.95) rotate(-0.6deg); }
body.vfx-motion .key.on { animation: keyglow 0.5s ease-out; }
@keyframes keyglow { from { box-shadow: 0 0 0 0 rgba(var(--tint-rgb), 0.9); } to { box-shadow: 0 0 0 22px rgba(var(--tint-rgb), 0); } }
body.vfx-motion #rise { animation: beatglow 1.9s ease-in-out infinite; }
@keyframes beatglow { 50% { box-shadow: 0 0 46px rgba(var(--tint-rgb), 0.75), 0 0 110px rgba(var(--tint-rgb), 0.35); } }
body.vfx-motion #rise.holding { animation: hue 1.6s linear infinite; }
@keyframes hue { to { filter: hue-rotate(360deg); } }
body.vfx-motion .logo { animation: logo 6s linear infinite; }
@keyframes logo { 50% { text-shadow: 0 0 30px rgba(var(--tint-rgb), 1), 0 0 4px rgba(var(--tint-rgb), 0.9); } }
body.vfx-motion .dot.on { animation: dotpulse 1.4s ease-in-out infinite; }
@keyframes dotpulse { 50% { filter: drop-shadow(0 0 4px rgb(var(--tint-rgb))); } }

/* ---- surge: a different set of controls, a countdown, and the whole screen takes the picture's colour ---- */
body.surging #dock, body.surging #rise, body.surging #sheet, body.surging #top, body.surging #hint { opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity 0.35s, transform 0.35s; }
body.surging::after { content: ""; position: fixed; inset: 0; z-index: 3; pointer-events: none; box-shadow: inset 0 0 calc(30px + var(--surge, 0) * 150px) calc(var(--surge, 0) * 40px) rgba(var(--tint-rgb), calc(0.15 + var(--surge, 0) * 0.55)); }
#surge { position: fixed; inset: 0; z-index: 12; pointer-events: none; display: flex; flex-direction: column; justify-content: space-between; padding: calc(18px + env(safe-area-inset-top)) 16px calc(16px + env(safe-area-inset-bottom)); }
#surge[hidden] { display: none; }
#surge > * { pointer-events: auto; }
.sg-top { text-align: center; text-shadow: 0 0 40px rgba(var(--tint-rgb), 0.9), 0 2px 10px rgba(0, 0, 0, 0.6); pointer-events: none !important; }
.sg-k { display: block; font-weight: 700; letter-spacing: 0.3em; text-transform: uppercase; font-size: 0.8rem; color: var(--dim); }
.sg-n { display: block; font-size: clamp(5rem, 28vw, 9rem); line-height: 1; font-weight: 800; font-variant-numeric: tabular-nums; }
.sg-u { display: block; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; margin-top: -4px; }
.sg-bar { height: 10px; border-radius: 6px; background: rgba(255, 255, 255, 0.14); overflow: hidden; margin: 16px auto 0; max-width: 520px; }
.sg-fill { display: block; height: 100%; width: 100%; transform-origin: left; transform: scaleX(0); background: linear-gradient(90deg, rgba(var(--tint-rgb), 0.4), #fff); box-shadow: 0 0 16px rgb(var(--tint-rgb)); }
.sg-beats { display: flex; justify-content: center; gap: 10px; margin-top: 14px; }
.sg-beats i { width: 16px; height: 16px; border-radius: 50%; background: rgba(255, 255, 255, 0.18); transition: background 0.1s, transform 0.1s; }
.sg-beats i.on { background: #fff; transform: scale(1.35); box-shadow: 0 0 14px #fff; }
.sg-panel { background: var(--panel); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border: 1px solid var(--line); border-radius: 20px; padding: 14px 16px 16px; max-width: 520px; width: 100%; margin: 0 auto; }
.sg-panel h3 { margin: 12px 0 6px; font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--dim); }
.sg-panel .row .btn { flex: 1; }
#surge.dropped .sg-panel, #surge.dropped .sg-bar, #surge.dropped .sg-beats, #surge.dropped .sg-k { opacity: 0; transition: opacity 0.2s; }
#surge.dropped .sg-n { animation: dropword 1.4s ease-out; font-size: clamp(4rem, 24vw, 8rem); }
@keyframes dropword { 0% { transform: scale(0.6); filter: brightness(3); } 30% { transform: scale(1.25); } 100% { transform: scale(1); filter: none; opacity: 0.2; } }
@media (prefers-reduced-motion: reduce) { body.vfx-motion #rise, body.vfx-motion .logo, body.vfx-motion .dot.on, #rise.holding .ring, #surge.dropped .sg-n, .recbtn, .key.on, #fab { animation: none !important; } #surge, body.surging::after { transition: none; } }