*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;--bg-gradient: linear-gradient(135deg, #f7f8fc 0%, #e6eaf4 50%, #eef1f6 100%);--card-bg: rgba(255, 255, 255, .78);--card-border: rgba(255, 255, 255, .6);--card-shadow: 0 8px 32px rgba(0, 0, 0, .07), 0 1px 3px rgba(0, 0, 0, .03);--card-shadow-hover: 0 12px 48px rgba(0, 0, 0, .1), 0 2px 6px rgba(0, 0, 0, .04);--text: #1e1e2e;--text-secondary: #6b7280;--accent-grad: linear-gradient(135deg, #6366f1, #8b5cf6);--accent-grad-hover: linear-gradient(135deg, #4f46e5, #7c3aed);--accent-light: rgba(99, 102, 241, .12);--focus-ring: 0 0 0 3px rgba(99, 102, 241, .25);--shadow: 0 1px 3px rgba(0, 0, 0, .06);--radius: 16px;--radius-sm: 10px;--success: #10b981;--success-bg: rgba(16, 185, 129, .1);--success-border: rgba(16, 185, 129, .25);--error: #ef4444;--error-bg: rgba(239, 68, 68, .08);--error-border: rgba(239, 68, 68, .2);--transition: .3s cubic-bezier(.4, 0, .2, 1);--bounce: .5s cubic-bezier(.34, 1.56, .64, 1)}body.dark{--bg-gradient: linear-gradient(135deg, #0a0f1e 0%, #0f1535 50%, #0f172a 100%);--card-bg: rgba(22, 30, 46, .82);--card-border: rgba(51, 65, 85, .35);--card-shadow: 0 8px 32px rgba(0, 0, 0, .4);--card-shadow-hover: 0 12px 48px rgba(0, 0, 0, .5);--text: #f1f5f9;--text-secondary: #94a3b8;--accent-light: rgba(129, 140, 248, .15);--focus-ring: 0 0 0 3px rgba(129, 140, 248, .3);--shadow: 0 1px 3px rgba(0, 0, 0, .15);--success-bg: rgba(16, 185, 129, .12);--success-border: rgba(16, 185, 129, .2);--error-bg: rgba(239, 68, 68, .1);--error-border: rgba(239, 68, 68, .15)}body{font-family:var(--font);background:var(--bg-gradient);color:var(--text);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;transition:background var(--transition),color var(--transition);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#theme-toggle{position:fixed;top:16px;right:16px;background:var(--card-bg);border:1px solid var(--card-border);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;box-shadow:var(--card-shadow);transition:background var(--transition),border var(--transition),transform var(--transition),box-shadow var(--transition);z-index:10}#theme-toggle:hover{transform:scale(1.1) rotate(12deg);box-shadow:var(--card-shadow-hover)}#theme-toggle:active{transform:scale(.95)}main{width:100%;max-width:460px}.card{background:var(--card-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--card-border);border-radius:var(--radius);padding:48px 36px 36px;box-shadow:var(--card-shadow);transition:background var(--transition),box-shadow var(--transition),border var(--transition),transform var(--transition);opacity:0;transform:translateY(20px)}.card.visible{opacity:1;transform:translateY(0);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1),background var(--transition),box-shadow var(--transition),border var(--transition)}@supports not (backdrop-filter: blur(20px)){.card{background:#fffffff5}body.dark .card{background:#161e2ef5}}.logo-wrap{display:flex;justify-content:center;margin-bottom:20px}.logo-wrap svg{filter:drop-shadow(0 2px 8px rgba(99,102,241,.25));transition:filter var(--transition)}body.dark .logo-wrap svg{filter:drop-shadow(0 2px 10px rgba(129,140,248,.3))}h1{font-size:34px;font-weight:200;letter-spacing:.06em;text-align:center;text-transform:lowercase}.subtitle{color:var(--text-secondary);font-size:14px;text-align:center;margin-top:2px;margin-bottom:32px}.field{margin-bottom:20px}.field label{display:block;font-size:12px;font-weight:600;margin-bottom:6px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}.field input{width:100%;padding:12px 14px;font-size:15px;font-family:var(--font);border:1.5px solid var(--card-border);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--card-bg) 100%,transparent);background:var(--card-bg);color:var(--text);outline:none;transition:border var(--transition),box-shadow var(--transition),background var(--transition),color var(--transition)}.field input:focus{border-color:#a78bfa;box-shadow:var(--focus-ring)}.field input::placeholder{color:var(--text-secondary);opacity:.5}.link-btn{background:none;border:none;color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;padding:4px 0;font-family:var(--font);transition:color var(--transition);display:inline-flex;align-items:center;gap:4px}.link-btn:hover{color:var(--accent)}.hidden{display:none!important}#custom-key-wrapper{margin-top:12px;animation:fadeSlideUp .25s ease}#submit-btn{width:100%;padding:14px;font-size:15px;font-weight:600;font-family:var(--font);background:var(--accent-grad);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:transform var(--transition),box-shadow var(--transition);display:flex;align-items:center;justify-content:center;gap:8px;position:relative;overflow:hidden}#submit-btn:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--accent-grad-hover);opacity:0;transition:opacity var(--transition)}#submit-btn:hover:before{opacity:1}#submit-btn:hover{transform:translateY(-1px);box-shadow:0 4px 20px #6366f159}#submit-btn:active{transform:translateY(0) scale(.98)}#submit-btn:disabled{opacity:.65;cursor:not-allowed;transform:none!important;box-shadow:none!important}#submit-btn>:not(.hidden){position:relative;z-index:1}.spinner{animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}#result{margin-top:24px;animation:fadeSlideUp .4s cubic-bezier(.22,1,.36,1)}.result-card{background:var(--success-bg);border:1px solid var(--success-border);border-radius:var(--radius-sm);padding:14px 16px;transition:background var(--transition),border var(--transition)}.result-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--success);margin-bottom:8px;display:flex;align-items:center;gap:6px}.result-label:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--success);animation:pulse-dot 2s ease-in-out infinite}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.85)}}.result-row{display:flex;align-items:center;gap:8px}.result-row a{flex:1;color:var(--text);font-weight:500;font-size:14px;word-break:break-all;text-decoration:none;transition:color var(--transition);padding:6px 10px;border-radius:6px;background:#0000000a}body.dark .result-row a{background:#ffffff0f}.result-row a:hover{color:var(--accent);text-decoration:underline}.icon-btn{position:relative;background:none;border:1px solid var(--success-border);border-radius:var(--radius-sm);padding:8px;cursor:pointer;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background var(--transition),border var(--transition),color var(--transition),transform var(--bounce)}.icon-btn:hover{background:var(--card-bg);color:var(--success);border-color:var(--success);transform:scale(1.05)}.icon-btn:active{transform:scale(.95)}.icon-btn.copied{color:var(--success);border-color:var(--success);animation:copyPulse .5s ease}@keyframes copyPulse{0%{box-shadow:0 0 #10b98166}70%{box-shadow:0 0 0 8px #10b98100}to{box-shadow:0 0 #10b98100}}.copy-tooltip{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);background:#1e293b;color:#fff;font-size:11px;font-weight:600;padding:5px 10px;border-radius:6px;white-space:nowrap;pointer-events:none;animation:tooltipIn .2s ease}.copy-tooltip:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border:5px solid transparent;border-top-color:#1e293b}@keyframes tooltipIn{0%{opacity:0;transform:translate(-50%) translateY(4px)}to{opacity:1;transform:translate(-50%) translateY(0)}}#error{margin-top:20px;padding:12px 14px;background:var(--error-bg);border:1px solid var(--error-border);border-radius:var(--radius-sm);animation:fadeSlideUp .3s ease}#error-text{color:var(--error);font-size:14px;font-weight:500}#redirect-view{margin-top:24px}.redirect-status{display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--text-secondary);font-size:14px;padding:24px 0;animation:fadeSlideUp .4s cubic-bezier(.22,1,.36,1)}.redirect-status .spinner{width:28px;height:28px}#redirect-error{margin-top:4px;padding:12px 14px;background:var(--error-bg);border:1px solid var(--error-border);border-radius:var(--radius-sm);animation:fadeSlideUp .3s ease}#redirect-error-text{color:var(--error);font-size:14px;font-weight:500;text-align:center}#redirect-error-text a{color:var(--error);font-weight:600;text-decoration:underline}#redirect-error-text a:hover{opacity:.8}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:520px){.card{padding:36px 24px 28px}h1{font-size:28px}}