@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{color-scheme:dark;--bg: #060a10;--surface: rgba(10, 16, 27, .97);--border: #1b2a40;--border-focus: #2563eb;--text-1: #e8edf8;--text-2: #627893;--accent: #f97316;--accent-glow: rgba(249, 115, 22, .35);--blue: #2563eb;--blue-dim: rgba(37, 99, 235, .15);--success: #10b981;--success-dim: rgba(16, 185, 129, .12);--error: #ef4444;--error-dim: rgba(239, 68, 68, .12);--radius: 12px;--radius-sm: 8px;--led-glow: 0 0 0 1px rgba(37,99,235,.25), 0 0 32px rgba(37,99,235,.12), 0 0 64px rgba(37,99,235,.06)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.5;color:var(--text-1);background:var(--bg);background-image:radial-gradient(ellipse 80% 40% at 50% 0%,#0e1e35 0%,transparent 70%),radial-gradient(ellipse 60% 30% at 80% 100%,#08101c 0%,transparent 60%);min-height:100dvh;-webkit-font-smoothing:antialiased}#root{width:100%}.app{max-width:880px;margin:0 auto;padding:1.5rem 1.25rem 4rem}.toast{position:fixed;top:1.25rem;right:1.25rem;z-index:200;padding:.7rem 1.1rem;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;box-shadow:0 8px 32px #00000080;animation:toast-in .2s cubic-bezier(.34,1.4,.64,1) both}.toast--success{background:var(--success-dim);border:1px solid rgba(16,185,129,.35);color:#6ee7b7}.toast--error{background:var(--error-dim);border:1px solid rgba(239,68,68,.35);color:#fca5a5}@keyframes toast-in{0%{transform:translate(110%);opacity:0}to{transform:translate(0);opacity:1}}.header{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-bottom:1.25rem;margin-bottom:1.75rem;border-bottom:1px solid var(--border)}.header__brand{display:flex;align-items:center;gap:.7rem}.header__icon{width:28px;height:28px;color:var(--blue);flex-shrink:0}.header__title{font-size:1.3rem;font-weight:700;letter-spacing:-.025em;background:linear-gradient(135deg,var(--text-1) 0%,#8ab4dc 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.badge{display:flex;align-items:center;gap:.45rem;background:var(--blue-dim);border:1px solid rgba(37,99,235,.28);border-radius:100px;padding:.3rem .9rem;font-size:.75rem;font-weight:600;color:#93c5fd;text-transform:uppercase;letter-spacing:.07em}.badge__dot{width:6px;height:6px;border-radius:50%;background:var(--success);box-shadow:0 0 6px var(--success);animation:dot-pulse 2.5s ease-in-out infinite}@keyframes dot-pulse{0%,to{opacity:1;box-shadow:0 0 6px var(--success)}50%{opacity:.45;box-shadow:0 0 3px var(--success)}}.main{display:flex;flex-direction:column;gap:1.5rem}.section-label{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--text-2);margin-bottom:.7rem}.led-wrapper{background:#000;border-radius:var(--radius);padding:1rem 1rem .5rem;border:1px solid #111d2e;box-shadow:var(--led-glow)}.led-canvas{display:block;width:100%;height:auto;border-radius:4px;image-rendering:pixelated;image-rendering:crisp-edges}.led-labels{display:flex;padding-top:.4rem;padding-bottom:.15rem}.led-label{flex:1;text-align:center;font-size:.65rem;color:#2d4a6a;letter-spacing:.04em;font-variant-numeric:tabular-nums}.preview-hint{margin-top:.45rem;font-size:.775rem;color:var(--text-2)}.tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:.4rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.35rem}.tab{display:flex;align-items:center;justify-content:center;gap:.45rem;padding:.55rem .75rem;border:1px solid transparent;border-radius:calc(var(--radius) - 4px);background:transparent;color:var(--text-2);font-family:inherit;font-size:.875rem;font-weight:500;cursor:pointer;transition:color .15s,background .15s,border-color .15s}.tab svg{width:16px;height:16px;flex-shrink:0}.tab:hover:not(.tab--active){color:var(--text-1);background:#ffffff0a}.tab:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.tab--active{color:var(--accent);background:#f973161a;border-color:#f9731647}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem}.form{display:flex;flex-direction:column;gap:1.1rem}.form__row{display:flex;flex-wrap:wrap;gap:1rem}.field{display:flex;flex-direction:column;gap:.4rem;flex:1;min-width:0}.field__label{font-size:.78rem;font-weight:500;color:var(--text-2);letter-spacing:.02em}.field__input{width:100%;background:#00000047;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-1);padding:.6rem .8rem;font-size:.9rem;font-family:inherit;transition:border-color .15s,box-shadow .15s}.field__input:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px #2563eb2e}.field__input--narrow{min-width:80px;max-width:100px}.field--color{flex:0 0 auto;min-width:120px}.color-row{display:flex;align-items:center;gap:.6rem}.color-swatch{width:44px;height:40px;padding:3px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;cursor:pointer;flex-shrink:0;transition:border-color .15s}.color-swatch:hover{border-color:var(--border-focus)}.color-swatch::-webkit-color-swatch-wrapper{padding:0}.color-swatch::-webkit-color-swatch{border-radius:5px;border:none}.color-hex{font-family:Courier New,monospace;font-size:.82rem;color:var(--text-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1.5rem;border:none;border-radius:var(--radius-sm);font-family:inherit;font-size:.925rem;font-weight:600;cursor:pointer;transition:transform .12s,box-shadow .15s,background .15s;letter-spacing:.01em;width:100%}.btn:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.btn--primary{background:linear-gradient(135deg,#f97316,#ea6d0a);color:#fff;box-shadow:0 2px 10px #f9731647}.btn--primary:hover:not(:disabled){background:linear-gradient(135deg,#fb923c,#f97316);box-shadow:0 4px 20px #f9731666;transform:translateY(-1px)}.btn--primary:active:not(:disabled){transform:translateY(0);box-shadow:0 2px 8px #f9731640}.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}.clock-panel{display:flex;flex-direction:column;gap:1.5rem}.clock-info{display:flex;align-items:flex-start;gap:.9rem;padding:1rem;background:#2563eb0f;border:1px solid rgba(37,99,235,.15);border-radius:var(--radius-sm)}.clock-info svg{width:22px;height:22px;color:var(--blue);flex-shrink:0;margin-top:1px}.clock-info__title{font-weight:600;font-size:.9rem;margin-bottom:.2rem}.clock-info__desc{font-size:.845rem;color:var(--text-2)}.file-drop{position:relative;border:2px dashed var(--border);border-radius:var(--radius-sm);padding:2.5rem 1.5rem;text-align:center;cursor:pointer;transition:border-color .15s,background .15s}.file-drop:hover,.file-drop--has-file{border-color:var(--blue);background:var(--blue-dim)}.file-drop__input{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;opacity:0;cursor:pointer}.file-drop__body{display:flex;flex-direction:column;align-items:center;gap:.7rem;pointer-events:none}.file-drop__body svg{width:36px;height:36px;color:var(--blue);opacity:.6}.file-drop__hint{font-size:.875rem;color:var(--text-2)}.file-drop__hint u{color:var(--blue);text-decoration-color:var(--blue)}.file-drop__name{font-size:.875rem;font-weight:500;color:var(--text-1);word-break:break-all}@media (max-width: 520px){.app{padding:1rem .75rem 3rem}.header__title{font-size:1.1rem}.tab{font-size:.8rem;gap:.3rem;padding:.5rem .4rem}.tab svg{width:15px;height:15px}.panel{padding:1.1rem}.form__row{flex-direction:column}.field--color{min-width:unset}.field__input--narrow{max-width:unset}}