:root{--bg: #0a0a0a;--surface: #161616;--surface-2: #1e1e1e;--surface-raised: #232323;--border: #2a2a2a;--border-soft: #202020;--text: #f2f0ee;--text-dim: #9c9994;--text-faint: #6b6864;--pink: #ff2d78;--orange: #ff8230;--gradient: linear-gradient(135deg, var(--pink), var(--orange));--gradient-soft: linear-gradient(135deg, rgba(255, 45, 120, .16), rgba(255, 130, 48, .16));--danger: #ff5c5c;--success: #4ade80;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px;--radius-full: 999px;--font-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;--font-body: "Inter", ui-sans-serif, system-ui, sans-serif;--font-hand: "Caveat", cursive;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}button{font-family:inherit}input,textarea,select{font-family:inherit;color-scheme:dark}a{color:inherit}::selection{background:#ff823059}.app-shell{display:flex;flex-direction:column;height:100%;max-width:560px;margin:0 auto;position:relative;background:var(--bg)}.screen{flex:1;overflow-y:auto;padding-top:calc(var(--safe-top) + 20px);padding-bottom:calc(84px + var(--safe-bottom));-webkit-overflow-scrolling:touch}.screen-inner{padding:0 20px}.eyebrow{font-family:var(--font-hand);font-size:22px;color:var(--orange);line-height:1;margin:0 0 2px}.h1{font-family:var(--font-display);font-weight:600;font-size:26px;letter-spacing:-.02em;margin:0}.muted{color:var(--text-dim)}.faint{color:var(--text-faint)}.card{background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-md)}.btn{border:none;border-radius:var(--radius-full);font-family:var(--font-display);font-weight:600;font-size:15px;padding:12px 20px;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:transform .15s ease,opacity .15s ease;-webkit-tap-highlight-color:transparent}.btn:active{transform:scale(.96)}.btn-primary{background:var(--gradient);color:#120a08}.btn-secondary{background:var(--surface-raised);color:var(--text);border:1px solid var(--border)}.btn-ghost{background:transparent;color:var(--text-dim);border:1px solid var(--border)}.btn-danger{background:#ff5c5c1f;color:var(--danger);border:1px solid rgba(255,92,92,.3)}.btn:disabled{opacity:.4;cursor:not-allowed}.icon-btn{background:var(--surface-raised);border:1px solid var(--border);color:var(--text);border-radius:var(--radius-full);width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;-webkit-tap-highlight-color:transparent}.icon-btn:active{transform:scale(.94)}.field-label{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);margin-bottom:6px;display:block}.text-input,.textarea-input{width:100%;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);padding:12px 14px;font-size:15px;outline:none}.text-input:focus,.textarea-input:focus{border-color:var(--orange)}.textarea-input{resize:vertical;line-height:1.5;font-family:var(--font-body)}.tag-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-full);font-size:13px;font-weight:500;border:1px solid var(--border);background:var(--surface-2);color:var(--text-dim);cursor:pointer;-webkit-tap-highlight-color:transparent;white-space:nowrap}.tag-chip.active{background:var(--gradient-soft);border-color:#ff823080;color:var(--text)}.tag-row{display:flex;flex-wrap:wrap;gap:8px}.bottom-nav{position:absolute;bottom:0;left:0;right:0;display:flex;background:#0f0f0feb;backdrop-filter:blur(16px);border-top:1px solid var(--border-soft);padding-bottom:var(--safe-bottom);z-index:20}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 0 8px;color:var(--text-faint);text-decoration:none;font-size:11px;font-weight:500;-webkit-tap-highlight-color:transparent}.nav-item.active{color:var(--orange)}.nav-item svg{width:22px;height:22px}.focus-ring:focus-visible{outline:2px solid var(--orange);outline-offset:2px}.help-steps{padding:16px}.help-step{display:flex;gap:12px;align-items:flex-start;padding:8px 0;font-size:14px;color:var(--text);line-height:1.5}.help-step-number{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--gradient-soft);color:var(--orange);font-family:var(--font-display);font-weight:600;font-size:12px;display:flex;align-items:center;justify-content:center;margin-top:1px}.settings-stat-row{display:flex;justify-content:space-between;align-items:center;padding:4px 0;font-size:14px}.settings-section-title{font-family:var(--font-display);font-size:15px;font-weight:600;margin:0 0 8px;color:var(--text)}.detail-topbar{display:flex;align-items:center;justify-content:space-between}.idea-title-input{font-family:var(--font-display);font-size:20px;font-weight:600}.detail-export-row{display:flex;gap:10px}.detail-export-row .btn{flex:1}.delete-confirm{margin-top:24px;padding:16px}.search-bar{position:relative;margin-bottom:12px}.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-faint)}.search-input{padding-left:40px}.sort-row{display:flex;gap:8px}.empty-state{padding:28px 20px;text-align:center}.record-screen-inner{display:flex;flex-direction:column;min-height:calc(100vh - 200px)}.record-header{text-align:left}.record-center{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;padding:30px 0}.record-timer{font-family:var(--font-display);font-size:32px;font-weight:600;letter-spacing:.02em;font-variant-numeric:tabular-nums}.record-transcript-preview{max-width:340px;text-align:center;color:var(--text-dim);font-size:14px;line-height:1.5;min-height:42px}.record-error{padding:14px;color:var(--danger);font-size:14px;text-align:center;margin-top:20px}.welcome-overlay{position:absolute;inset:0;z-index:100;background:radial-gradient(circle at 50% 0%,rgba(255,130,48,.12),transparent 55%),var(--bg);display:flex;align-items:center;justify-content:center;padding:28px;overflow-y:auto}.welcome-card{max-width:400px;width:100%;padding:8px 4px}.welcome-mark{width:56px;height:56px;border-radius:50%;background:var(--gradient);color:#16100c;display:flex;align-items:center;justify-content:center;margin-bottom:18px;box-shadow:0 8px 30px #ff2d784d}.welcome-body{color:var(--text-dim);font-size:15px;line-height:1.55;margin:0 0 14px}.welcome-points{display:flex;flex-direction:column;gap:12px;margin:20px 0 28px;padding:16px;background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius-md)}.welcome-point{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--text-dim);line-height:1.5}.welcome-point svg{color:var(--orange);flex-shrink:0;margin-top:2px}.idea-card{display:flex;gap:12px;padding:14px;text-decoration:none;color:var(--text);margin-bottom:10px;transition:border-color .15s ease}.idea-card:active{border-color:var(--orange)}.idea-card-icon{width:36px;height:36px;min-width:36px;border-radius:50%;background:var(--gradient-soft);display:flex;align-items:center;justify-content:center;color:var(--orange)}.idea-card-body{flex:1;min-width:0}.idea-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.idea-card-title{font-family:var(--font-display);font-size:16px;font-weight:600;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.idea-card-meta{font-size:12px;color:var(--text-faint);margin-top:2px}.idea-card-lyrics{font-size:13px;color:var(--text-dim);margin:6px 0 0;line-height:1.4;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.idea-card-tags{margin-top:8px}.tag-chip.small{padding:3px 9px;font-size:11px;cursor:default}.record-button-wrap{position:relative;width:220px;height:220px;display:flex;align-items:center;justify-content:center;margin:0 auto}.record-pulse-ring{position:absolute;top:50%;left:50%;width:190px;height:190px;border-radius:50%;background:var(--gradient-soft);transition:transform .08s linear;pointer-events:none}.record-main-btn{position:relative;width:148px;height:148px;border-radius:50%;border:none;background:var(--gradient);color:#16100c;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 0 0 6px #ff823014,0 10px 40px #ff2d7840;transition:transform .15s ease,box-shadow .15s ease;-webkit-tap-highlight-color:transparent;z-index:1}.record-main-btn:active{transform:scale(.95)}.record-main-btn.is-active{border-radius:32px;width:96px;height:96px;color:#fff;background:#1a1a1a;border:2px solid var(--pink)}.record-btn-loading{width:28px;height:28px;border-radius:50%;border:3px solid rgba(0,0,0,.25);border-top-color:#000000bf;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.pause-resume-btn{position:absolute;right:-4px;bottom:4px;background:var(--surface-raised)}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}