@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";
:root{--bg-primary:#0d0d0f;--bg-secondary:#161618;--bg-card:#1c1c1f;--bg-input:#242428;--bg-hover:#2a2a2f;--border-subtle:#2e2e35;--border-focus:#6c5ce7;--text-primary:#f0f0f5;--text-secondary:#9898a8;--text-muted:#5c5c72;--text-on-accent:#fff;--accent-primary:#6c5ce7;--accent-secondary:#a29bfe;--accent-glow:#6c5ce740;--accent-gradient:linear-gradient(135deg, #6c5ce7, #a29bfe);--success:#00b894;--success-bg:#00b8941f;--qr-preview-bg:#fff;--shadow-sm:0 1px 3px #0006;--shadow-md:0 4px 16px #00000080;--shadow-lg:0 8px 32px #0009;--shadow-glow:0 0 30px var(--accent-glow);--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}[data-theme=light]{--bg-primary:#f7f7fa;--bg-secondary:#fff;--bg-card:#fff;--bg-input:#f0f0f5;--bg-hover:#e8e8f0;--border-subtle:#e0e0ea;--border-focus:#6c5ce7;--text-primary:#1a1a2e;--text-secondary:#5a5a72;--text-muted:#9898b0;--text-on-accent:#fff;--accent-glow:#6c5ce726;--qr-preview-bg:#fff;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 16px #0000001f;--shadow-lg:0 8px 32px #00000026}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-primary);min-height:100dvh;transition:background-color var(--transition-base), color var(--transition-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6}.app-wrapper{background:radial-gradient(ellipse at top left, #6c5ce714 0%, transparent 50%), radial-gradient(ellipse at bottom right, #a29bfe0f 0%, transparent 50%), var(--bg-primary);flex-direction:column;min-height:100dvh;display:flex}.container{width:100%;max-width:640px;padding:0 var(--space-5);transition:max-width var(--transition-base);margin:0 auto}.header{padding:var(--space-5) 0;border-bottom:1px solid var(--border-subtle);background:rgba(var(--bg-secondary), .8);-webkit-backdrop-filter:blur(12px);z-index:100;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;display:flex;position:relative}.header-hero{display:none}@media (min-width:900px){.header-hero{text-align:center;pointer-events:none;flex-direction:column;justify-content:center;align-items:center;width:max-content;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.header-title{letter-spacing:-.5px;margin-bottom:2px;font-size:1.25rem;font-weight:700;line-height:1.2}.header-title .highlight{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.header-subtitle{color:var(--text-secondary);margin:0;font-size:.8rem;font-weight:400}}.logo{align-items:center;gap:var(--space-2);text-decoration:none;display:flex}.logo-icon{border-radius:var(--radius-sm);background:var(--accent-gradient);width:36px;height:36px;box-shadow:var(--shadow-glow);justify-content:center;align-items:center;font-size:18px;display:flex}.logo-text{color:var(--text-primary);letter-spacing:-.5px;font-size:1.25rem;font-weight:700}.logo-text span{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.theme-toggle{border-radius:var(--radius-full);border:1px solid var(--border-subtle);background:var(--bg-card);width:44px;height:44px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0;justify-content:center;align-items:center;font-size:18px;display:flex}.theme-toggle:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-focus);transform:rotate(20deg)}.theme-toggle:active{transform:rotate(20deg)scale(.92)}.main{padding:var(--space-8) 0 var(--space-12);flex:1}.main-hero{text-align:center;margin-bottom:var(--space-8);padding-top:var(--space-6)}.hero-title{letter-spacing:-1px;margin-bottom:var(--space-3);font-size:clamp(1.75rem,5vw,2.5rem);font-weight:700;line-height:1.2}.hero-title .highlight{background:var(--accent-gradient);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-subtitle{color:var(--text-secondary);max-width:400px;margin:0 auto;font-size:1rem}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-md);transition:box-shadow var(--transition-base)}.input-section{margin-bottom:var(--space-5)}.input-label{color:var(--text-secondary);margin-bottom:var(--space-2);letter-spacing:.3px;font-size:.875rem;font-weight:500;display:block}.label-row{align-items:center;gap:var(--space-2);margin-bottom:var(--space-2);display:flex}.label-row .input-label{margin-bottom:0}.optional-badge{color:var(--text-muted);background:var(--bg-hover);border:1px solid var(--border-subtle);border-radius:var(--radius-full);letter-spacing:.3px;padding:1px 8px;font-size:.7rem;font-weight:500;line-height:1.6}.desc-toggle{align-items:center;gap:var(--space-2);cursor:pointer;color:var(--text-muted);font-size:.8rem;font-family:var(--font-family);transition:color var(--transition-fast);margin-top:var(--space-3);background:0 0;border:none;padding:0;display:flex}.desc-toggle:hover{color:var(--accent-primary)}.desc-toggle svg{transition:transform var(--transition-fast);flex-shrink:0}.desc-toggle.open svg{transform:rotate(180deg)}.desc-field{margin-top:var(--space-3);animation:.18s slideDown}@keyframes slideDown{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.input-wrapper{align-items:center;display:flex;position:relative}.qr-input{width:100%;padding:var(--space-4) var(--space-10) var(--space-4) var(--space-4);background:var(--bg-input);border:1.5px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-family);transition:all var(--transition-fast);-webkit-appearance:none;outline:none;font-size:1rem}.qr-input::placeholder{color:var(--text-muted)}.qr-input:focus{border-color:var(--border-focus);background:var(--bg-input);box-shadow:0 0 0 3px var(--accent-glow)}.input-clear-btn{right:var(--space-3);border-radius:var(--radius-full);background:var(--bg-hover);width:28px;height:28px;color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);border:none;flex-shrink:0;justify-content:center;align-items:center;font-size:14px;display:flex;position:absolute}.input-clear-btn:hover{background:var(--border-subtle);color:var(--text-primary)}.qr-preview-section{align-items:center;gap:var(--space-5);margin-bottom:var(--space-5);flex-direction:column;display:flex}.qr-canvas-wrapper{border-radius:var(--radius-lg);background:var(--qr-preview-bg);box-shadow:var(--shadow-lg), var(--shadow-glow);transition:transform var(--transition-base), box-shadow var(--transition-base);width:220px;position:relative;overflow:hidden}.qr-canvas-wrapper:hover{box-shadow:var(--shadow-lg), 0 0 40px var(--accent-glow);transform:translateY(-2px)}.qr-canvas-wrapper img,.qr-canvas-wrapper canvas{border-radius:4px;width:100%;height:auto;display:block}.qr-placeholder{justify-content:center;align-items:center;gap:var(--space-3);border-radius:var(--radius-lg);border:2px dashed var(--border-subtle);width:100%;height:220px;color:var(--text-muted);background:var(--bg-input);flex-direction:column;display:flex}.qr-placeholder-icon{opacity:.4;font-size:3rem}.qr-placeholder-text{text-align:center;font-size:.875rem;line-height:1.4}.action-buttons{gap:var(--space-3);grid-template-columns:1fr 1fr;width:100%;max-width:340px;display:grid}.btn{justify-content:center;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-family:var(--font-family);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;-webkit-tap-highlight-color:transparent;border:none;font-size:.9rem;font-weight:500;text-decoration:none;display:inline-flex}.btn:active{transform:scale(.96)}.btn-primary{background:var(--accent-gradient);color:var(--text-on-accent);box-shadow:0 2px 12px #6c5ce759}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 20px #6c5ce780}.btn-primary:active{transform:scale(.96)translateY(0)}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border-subtle)}.btn-secondary:hover:not(:disabled){background:var(--bg-hover);border-color:var(--border-focus)}.btn-ghost{color:var(--text-secondary);border:1px solid var(--border-subtle);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-icon{font-size:1rem}.btn-full{width:100%}.btn-copy{width:100%;max-width:340px}.btn-copy.copied{background:var(--success-bg);color:var(--success);border-color:var(--success)}.options-toggle{align-items:center;gap:var(--space-2);width:100%;padding:var(--space-3) var(--space-4);background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;font-family:var(--font-family);transition:all var(--transition-fast);-webkit-tap-highlight-color:transparent;margin-bottom:var(--space-3);font-size:.875rem;font-weight:500;display:flex}.options-toggle:hover{background:var(--bg-hover);color:var(--text-primary)}.options-toggle-arrow{transition:transform var(--transition-base);margin-left:auto}.options-toggle-arrow.open{transform:rotate(180deg)}.options-panel{transition:grid-template-rows var(--transition-base);grid-template-rows:0fr;display:grid;overflow:hidden}.options-panel.open{grid-template-rows:1fr}.options-panel-inner{gap:var(--space-4);padding-bottom:var(--space-1);flex-direction:column;display:flex;overflow:hidden}.option-group{gap:var(--space-2);flex-direction:column;display:flex}.option-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;font-size:.8rem;font-weight:500}.option-row{align-items:center;gap:var(--space-3);flex-wrap:wrap;display:flex}.color-option{align-items:center;gap:var(--space-3);display:flex}.color-picker-wrapper{align-items:center;gap:var(--space-2);background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);cursor:pointer;transition:border-color var(--transition-fast);display:flex}.color-picker-wrapper:hover{border-color:var(--border-focus)}.color-swatch{border-radius:var(--radius-sm);border:1px solid var(--border-subtle);flex-shrink:0;width:24px;height:24px}.color-input{opacity:0;width:0;height:0;position:absolute}.color-hex-label{color:var(--text-secondary);font-family:monospace;font-size:.8rem}.segmented{background:var(--bg-input);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);gap:2px;padding:3px;display:flex}.seg-btn{padding:var(--space-2) var(--space-3);border-radius:calc(var(--radius-sm) - 2px);color:var(--text-secondary);cursor:pointer;font-family:var(--font-family);transition:all var(--transition-fast);-webkit-tap-highlight-color:transparent;background:0 0;border:none;flex:1;font-size:.8rem;font-weight:500}.seg-btn.active{background:var(--accent-gradient);color:#fff;box-shadow:0 1px 4px #6c5ce766}.seg-btn:not(.active):hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-section{margin-top:var(--space-8);gap:var(--space-6);flex-direction:column;display:flex}.ads-container{justify-content:center;align-items:center;width:100%;display:flex}.ads-desktop{display:none}.ads-mobile{display:block}.ads-placeholder{background:var(--bg-card);border:1px dashed var(--border-subtle);border-radius:var(--radius-md);width:100%;max-width:320px;height:100px;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;justify-content:center;align-items:center;font-size:.75rem;display:flex}.history-title{color:var(--text-secondary);margin-bottom:var(--space-3);align-items:center;gap:var(--space-2);font-size:.875rem;font-weight:600;display:flex}.history-clear{color:var(--text-muted);cursor:pointer;font-size:.75rem;font-family:var(--font-family);transition:color var(--transition-fast);border-radius:var(--radius-sm);background:0 0;border:none;margin-left:auto;padding:2px 6px}.history-clear:hover{color:var(--text-secondary);background:var(--bg-hover)}.history-list{gap:var(--space-2);flex-direction:column;display:flex}.history-item{align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);-webkit-tap-highlight-color:transparent;width:100%;display:flex}.history-item:hover{background:var(--bg-hover);border-color:var(--border-focus);transform:translate(2px)}.history-item-icon{flex-shrink:0;font-size:1rem}.history-item-text{flex-direction:column;flex:1;min-width:0;display:flex}.history-item-url{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;font-size:.875rem;display:block;overflow:hidden}.history-item-time{color:var(--text-muted);font-size:.75rem}.history-item-arrow{color:var(--text-muted);flex-shrink:0;font-size:.75rem}.footer{padding:var(--space-6) 0;border-top:1px solid var(--border-subtle);text-align:center;color:var(--text-muted);font-size:.8rem}.footer a{color:var(--accent-secondary);transition:color var(--transition-fast);text-decoration:none}.footer a:hover{color:var(--text-primary)}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.divider{background:var(--border-subtle);height:1px;margin:var(--space-5) 0}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes popIn{0%{opacity:0;transform:scale(.92)}60%{transform:scale(1.02)}to{opacity:1;transform:scale(1)}}.card{animation:.3s forwards fadeIn}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (min-width:480px){.hero-title{font-size:2rem}.card{padding:var(--space-8)}}@media (min-width:640px){.main{padding:var(--space-10) 0 var(--space-12)}.color-option{flex-direction:row}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}@media (min-width:900px){.main-hero{display:none}.container{max-width:1024px}.generator-layout{gap:var(--space-8);grid-template-columns:minmax(0,1fr) 320px;align-items:flex-start;display:grid}.sidebar-section{top:var(--space-8);margin-top:0;position:sticky}.ads-desktop{display:flex}.ads-mobile{display:none}.ads-placeholder.desktop-ad{max-width:300px;height:250px}}.lang-toggle{align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-3);background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-full);font-family:var(--font-family);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);letter-spacing:.02em;font-size:.8rem;font-weight:600;display:inline-flex}.lang-toggle:hover{background:var(--bg-hover);border-color:var(--border-focus);color:var(--text-primary)}.btn svg,.options-toggle svg,.history-item svg,.history-title svg{vertical-align:middle;flex-shrink:0;display:inline-block}.history-item-icon-svg{color:var(--text-secondary);flex-shrink:0}.history-item-arrow-svg{color:var(--text-muted);transition:transform var(--transition-fast), color var(--transition-fast);flex-shrink:0}.history-item:hover .history-item-arrow-svg{color:var(--text-primary);transform:translate(1px)}.title-icon-svg{color:var(--text-secondary)}.btn-icon-svg{color:currentColor}