*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}:root{--bg-deep:#020203;--bg-base:#050506;--bg-elevated:#0a0a0c;--bg-glass:rgba(255,255,255,0.03);--bg-glass-hover:rgba(255,255,255,0.055);--bg-input:rgba(255,255,255,0.04);--bg-input-focus:rgba(255,255,255,0.07);--border-subtle:rgba(255,255,255,0.06);--border-mid:rgba(255,255,255,0.10);--border-strong:rgba(255,255,255,0.16);--border-focus:rgba(138,120,255,0.55);--accent:#8A78FF;--accent-dim:#6C5CE7;--accent-glow:rgba(138,120,255,0.16);--accent-deep:rgba(108,92,231,0.12);--rose:#FF6B9D;--rose-glow:rgba(255,107,157,0.10);--teal:#4ECDC4;--teal-glow:rgba(78,205,196,0.12);--amber:#FFB347;--text-1:#EDEDEF;--text-2:#8A8F98;--text-3:#7B8190;--r-xs:6px;--r-sm:10px;--r-md:14px;--r-lg:20px;--r-xl:28px;--shadow-card:0 1px 1px rgba(0,0,0,0.45),0 8px 32px rgba(0,0,0,0.4),0 0 0 1px var(--border-subtle);--shadow-input:0 2px 8px rgba(0,0,0,0.3);--shadow-btn:0 4px 24px rgba(108,92,231,0.35),0 1px 2px rgba(0,0,0,0.4);--shadow-glow:0 0 40px rgba(138,120,255,0.10);--ease-out:cubic-bezier(0.16,1,0.3,1);--ease-snappy:cubic-bezier(0.4,0,0.2,1);--t-fast:0.15s;--t-base:0.25s;--t-slow:0.4s}@font-face{font-family:'Outfit';src:url('/font/Outfit-VariableFont_wght.ttf') format('truetype');font-weight:100 900;font-style:normal;font-display:swap}html{font-size:16px;scroll-behavior:smooth}body{font-family:'Outfit',system-ui,-apple-system,sans-serif;background:linear-gradient(180deg,var(--bg-base) 0%,var(--bg-deep) 100%);color:var(--text-1);min-height:100dvh;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;display:flex;flex-direction:column}body::before{content:'';position:fixed;inset:0;pointer-events:none;z-index:0;background:radial-gradient(ellipse 700px 500px at 12% 8%,rgba(108,92,231,0.08) 0%,transparent 70%),radial-gradient(ellipse 500px 400px at 88% 80%,rgba(255,107,157,0.05) 0%,transparent 70%),radial-gradient(ellipse 400px 350px at 50% 40%,rgba(78,205,196,0.03) 0%,transparent 70%)}body::after{content:'';position:fixed;inset:0;pointer-events:none;z-index:0;opacity:0.45;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23g)' opacity='0.035'/%3E%3C/svg%3E");background-repeat:repeat}.header{position:relative;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;border-bottom:1px solid var(--border-subtle);background:rgba(5,5,6,0.8);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%)}.header::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent 0%,rgba(138,120,255,0.2) 30%,rgba(255,107,157,0.15) 50%,rgba(78,205,196,0.15) 70%,transparent 100% );pointer-events:none}.logo{display:flex;align-items:center;gap:0.75rem;text-decoration:none;outline:none}.logo-icon{position:relative;width:38px;height:38px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;color:#fff;background:linear-gradient(135deg,var(--accent-dim) 0%,#5B21B6 50%,var(--rose) 100%);box-shadow:0 2px 14px rgba(108,92,231,0.3),inset 0 1px 0 rgba(255,255,255,0.15)}.logo-icon::after{content:'';position:absolute;inset:0;border-radius:inherit;background:linear-gradient(135deg,rgba(255,255,255,0.12) 0%,transparent 60%);pointer-events:none}.logo-text{display:flex;flex-direction:column;gap:1px}.logo-title{font-size:1.05rem;font-weight:700;letter-spacing:-0.3px;color:var(--text-1);line-height:1}.logo-sub{font-size:0.68rem;font-weight:400;color:var(--text-3);letter-spacing:0.02em}.header-badge{font-size:0.62rem;font-weight:600;color:var(--text-3);background:rgba(255,255,255,0.03);border:1px solid var(--border-subtle);padding:0.25rem 0.65rem;border-radius:20px;letter-spacing:0.1em;text-transform:uppercase}.app{position:relative;z-index:1;max-width:1400px;margin:0 auto;padding:2.25rem 2rem;display:grid;grid-template-columns:1fr 400px;gap:1.75rem;align-items:start;flex:1;width:100%}.form-panel,.preview-frame{background:var(--bg-glass);border:1px solid var(--border-subtle);border-radius:var(--r-lg);backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);box-shadow:var(--shadow-card);position:relative;overflow:hidden}.form-panel::before,.preview-frame::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent 0%,rgba(138,120,255,0.45) 25%,rgba(255,107,157,0.35) 50%,rgba(78,205,196,0.35) 75%,transparent 100% );pointer-events:none}.form-panel{padding:2rem}.form-panel h1{font-size:1.5rem;font-weight:800;letter-spacing:-0.5px;color:var(--text-1);line-height:1.2;margin-bottom:0.4rem}.form-panel .subtitle{font-size:0.84rem;color:var(--text-2);line-height:1.6;margin-bottom:2rem;max-width:46ch}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem}.form-group{display:flex;flex-direction:column;gap:0.45rem}.form-group.full-width{grid-column:1 / -1}.form-group label{font-size:0.75rem;font-weight:700;color:var(--text-3);text-transform:uppercase;letter-spacing:0.09em;display:flex;align-items:center;gap:0.35rem}.form-group label .optional{font-weight:400;font-size:0.68rem;text-transform:none;letter-spacing:0;color:var(--text-3);opacity:0.7}input,select,textarea{font-family:'Outfit',sans-serif;font-size:0.9rem;font-weight:500;color:var(--text-1);background:var(--bg-input);border:1px solid var(--border-mid);border-radius:var(--r-sm);padding:0.72rem 1rem;width:100%;outline:none;transition:border-color var(--t-base) var(--ease-snappy),background var(--t-base) var(--ease-snappy),box-shadow var(--t-base) var(--ease-snappy);box-shadow:var(--shadow-input)}input::placeholder,textarea::placeholder{color:var(--text-3);font-weight:400}input:hover,select:hover,textarea:hover{border-color:var(--border-strong);background:var(--bg-input-focus)}input:focus,select:focus,textarea:focus{border-color:var(--border-focus);background:var(--bg-input-focus);box-shadow:0 0 0 3px var(--accent-glow),var(--shadow-input)}select{cursor:pointer;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' stroke='%237B8190' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 0.875rem center;padding-right:2.75rem}select option{background:var(--bg-elevated);color:var(--text-1);font-family:'Outfit',sans-serif}input[type="date"],input[type="time"]{color-scheme:dark;cursor:pointer}textarea#eventTitle{resize:none;height:4.5rem;line-height:1.55;overflow:hidden}.custom-input-wrap{display:none;margin-top:0.5rem;animation:slideDown var(--t-base) var(--ease-out)}.custom-input-wrap.visible{display:block}@keyframes slideDown{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.date-presets{display:flex;flex-wrap:wrap;gap:0.5rem;margin-top:0.4rem}.date-preset{font-family:'Outfit',sans-serif;font-size:0.72rem;font-weight:600;padding:0.45rem 0.8rem;min-height:44px;display:inline-flex;align-items:center;background:rgba(255,255,255,0.03);color:var(--text-3);border:1px solid var(--border-subtle);border-radius:20px;cursor:pointer;transition:border-color var(--t-fast) var(--ease-snappy),color var(--t-fast) var(--ease-snappy),background var(--t-fast) var(--ease-snappy);letter-spacing:0.01em;white-space:nowrap}.date-preset:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-deep)}.date-preset.active{border-color:var(--accent);color:#fff;background:linear-gradient(135deg,var(--accent-dim),var(--accent));box-shadow:0 2px 8px rgba(108,92,231,0.25)}.layout-options{grid-column:1 / -1;display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem}.section-divider{grid-column:1 / -1;height:1px;background:linear-gradient(90deg,transparent 0%,var(--border-mid) 20%,var(--border-mid) 80%,transparent 100% );margin:0.375rem 0}.bg-section{grid-column:1 / -1}.bg-section>label{font-size:0.75rem;font-weight:700;color:var(--text-3);text-transform:uppercase;letter-spacing:0.09em;display:block;margin-bottom:0.75rem}.bg-toggle{display:flex;gap:0;margin-bottom:1.125rem;background:rgba(255,255,255,0.025);border:1px solid var(--border-subtle);border-radius:var(--r-sm);padding:3px;width:fit-content}.bg-toggle button{font-family:'Outfit',sans-serif;font-size:0.8rem;font-weight:600;padding:0.5rem 1.125rem;background:transparent;color:var(--text-3);border:none;border-radius:7px;cursor:pointer;transition:background var(--t-base) var(--ease-snappy),color var(--t-base) var(--ease-snappy),box-shadow var(--t-base) var(--ease-snappy);letter-spacing:0.01em;position:relative}.bg-toggle button.active{background:linear-gradient(135deg,var(--accent-dim) 0%,#5B21B6 100%);color:#fff;box-shadow:0 2px 10px rgba(108,92,231,0.3),inset 0 1px 0 rgba(255,255,255,0.12)}.bg-toggle button:not(.active):hover{color:var(--text-2);background:rgba(255,255,255,0.04)}.gradient-area{display:block}.gradient-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0.6rem}.gradient-swatch{aspect-ratio:16 / 10;border-radius:var(--r-sm);cursor:pointer;border:2px solid transparent;transition:transform var(--t-fast) var(--ease-out),border-color var(--t-fast) var(--ease-snappy),box-shadow var(--t-fast) var(--ease-snappy);position:relative;overflow:hidden}.gradient-swatch::after{content:'';position:absolute;inset:0;background:linear-gradient(to bottom,rgba(0,0,0,0) 40%,rgba(0,0,0,0.45) 100%);pointer-events:none}.gradient-swatch:hover{transform:scale(1.06) translateY(-1px);border-color:rgba(255,255,255,0.18);box-shadow:0 6px 20px rgba(0,0,0,0.5)}.gradient-swatch.selected{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-deep),0 6px 20px rgba(108,92,231,0.25)}.gradient-swatch .swatch-name{position:absolute;bottom:5px;left:0;right:0;text-align:center;font-size:0.52rem;font-weight:700;color:rgba(255,255,255,0.9);text-transform:uppercase;letter-spacing:0.08em;z-index:1;text-shadow:0 1px 4px rgba(0,0,0,0.6)}.upload-area{display:none}.upload-area.visible{display:block}.upload-zone{border:2px dashed var(--border-mid);border-radius:var(--r-md);padding:2.25rem 2rem;text-align:center;cursor:pointer;transition:border-color var(--t-base) var(--ease-snappy),background var(--t-base) var(--ease-snappy);position:relative;overflow:hidden;background:rgba(255,255,255,0.015)}.upload-zone:hover{border-color:var(--accent);border-style:solid;background:var(--accent-deep)}.upload-zone.has-file{border-style:solid;border-color:var(--teal);background:rgba(78,205,196,0.04)}.upload-icon{font-size:0;margin-bottom:0.75rem;opacity:0.4;display:flex;justify-content:center}.upload-icon::before{content:'';display:block;width:40px;height:40px;background-color:var(--text-3);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke='currentColor' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6.827 6.175A2.31 2.31 0 0 1 5.186 7.23c-.38.054-.757.112-1.134.175C2.999 7.58 2.25 8.507 2.25 9.574V18a2.25 2.25 0 0 0 2.25 2.25h15A2.25 2.25 0 0 0 21.75 18V9.574c0-1.067-.75-1.994-1.802-2.169a47.865 47.865 0 0 0-1.134-.175 2.31 2.31 0 0 1-1.64-1.055l-.822-1.316a2.192 2.192 0 0 0-1.736-1.039 48.774 48.774 0 0 0-5.232 0 2.192 2.192 0 0 0-1.736 1.039l-.821 1.316Z'/%3E%3Cpath stroke='currentColor' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M16.5 12.75a4.5 4.5 0 1 1-9 0 4.5 4.5 0 0 1 9 0ZM18.75 10.5h.008v.008h-.008V10.5Z'/%3E%3C/svg%3E");mask-repeat:no-repeat;mask-size:contain;-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24'%3E%3Cpath stroke='currentColor' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6.827 6.175A2.31 2.31 0 0 1 5.186 7.23c-.38.054-.757.112-1.134.175C2.999 7.58 2.25 8.507 2.25 9.574V18a2.25 2.25 0 0 0 2.25 2.25h15A2.25 2.25 0 0 0 21.75 18V9.574c0-1.067-.75-1.994-1.802-2.169a47.865 47.865 0 0 0-1.134-.175 2.31 2.31 0 0 1-1.64-1.055l-.822-1.316a2.192 2.192 0 0 0-1.736-1.039 48.774 48.774 0 0 0-5.232 0 2.192 2.192 0 0 0-1.736 1.039l-.821 1.316Z'/%3E%3Cpath stroke='currentColor' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M16.5 12.75a4.5 4.5 0 1 1-9 0 4.5 4.5 0 0 1 9 0ZM18.75 10.5h.008v.008h-.008V10.5Z'/%3E%3C/svg%3E");-webkit-mask-repeat:no-repeat;-webkit-mask-size:contain}.upload-zone.has-file .upload-icon{display:none}.upload-text{font-size:0.82rem;color:var(--text-2);line-height:1.5}.upload-text strong{color:var(--accent);font-weight:600}.upload-zone.has-file .upload-text{display:none}.upload-preview{display:none;width:100%;max-height:130px;object-fit:cover;border-radius:var(--r-sm);margin-top:0.75rem}.upload-zone.has-file .upload-preview{display:block}.upload-remove{display:none;margin-top:0.75rem;font-family:'Outfit',sans-serif;font-size:0.75rem;font-weight:500;color:var(--rose);cursor:pointer;background:none;border:none;padding:0.6rem 0.8rem;min-height:44px;border-radius:var(--r-xs);transition:opacity var(--t-fast);letter-spacing:0.01em}.upload-remove:hover{opacity:0.7}.upload-zone.has-file~.upload-remove{display:inline-flex;align-items:center;gap:0.3rem}input[type="file"]{display:none}.travel-fields{display:none;grid-column:1 / -1;grid-template-columns:1fr 1fr;gap:1.25rem;animation:slideDown var(--t-base) var(--ease-out)}.travel-fields.visible{display:grid}.actions{grid-column:1 / -1;margin-top:0.25rem}.btn-download{position:relative;width:100%;font-family:'Outfit',sans-serif;font-size:0.975rem;font-weight:700;letter-spacing:0.01em;padding:0.95rem 2rem;background:linear-gradient(135deg,var(--accent-dim) 0%,#5B21B6 45%,#4C1D95 100%);color:#fff;border:none;border-radius:var(--r-sm);cursor:pointer;overflow:hidden;transition:transform var(--t-fast) var(--ease-out),box-shadow var(--t-fast) var(--ease-out);box-shadow:var(--shadow-btn);display:flex;align-items:center;justify-content:center;gap:0.6rem}.btn-download::before{content:'';position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,0.15) 50%,transparent 100% );transition:left 0.5s var(--ease-out);pointer-events:none}.btn-download::after{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:rgba(255,255,255,0.25);pointer-events:none}.btn-download:hover{transform:translateY(-2px);box-shadow:0 8px 36px rgba(108,92,231,0.45),0 2px 4px rgba(0,0,0,0.4)}.btn-download:hover::before{left:160%}.btn-download:active{transform:translateY(0) scale(0.98);box-shadow:0 4px 16px rgba(108,92,231,0.3)}.btn-download svg{flex-shrink:0}.actions-secondary{display:flex;gap:0.6rem;margin-top:0.6rem}.btn-secondary{flex:1;font-family:'Outfit',sans-serif;font-size:0.82rem;font-weight:600;padding:0.7rem 1rem;background:var(--bg-glass);color:var(--text-2);border:1px solid var(--border-mid);border-radius:var(--r-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:0.45rem;transition:border-color var(--t-fast) var(--ease-snappy),color var(--t-fast) var(--ease-snappy),background var(--t-fast) var(--ease-snappy),transform var(--t-fast) var(--ease-out)}.btn-secondary:hover{border-color:var(--accent);color:var(--text-1);background:var(--accent-deep)}.btn-secondary:active{transform:scale(0.97)}.btn-secondary svg{flex-shrink:0;opacity:0.7}.btn-secondary:hover svg{opacity:1}.btn-secondary.copied{border-color:var(--teal);color:var(--teal);background:rgba(78,205,196,0.08)}.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999;display:flex;flex-direction:column;gap:0.5rem;pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:center;gap:0.6rem;padding:0.8rem 1.2rem;background:var(--bg-elevated);border:1px solid var(--border-mid);border-radius:var(--r-sm);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 8px 32px rgba(0,0,0,0.5),0 0 0 1px var(--border-subtle);font-family:'Outfit',sans-serif;font-size:0.84rem;font-weight:500;color:var(--text-1);animation:toastIn 0.35s var(--ease-out) both;max-width:340px}.toast.toast-out{animation:toastOut 0.25s var(--ease-snappy) both}.toast-icon{flex-shrink:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center}.toast.toast-success{border-color:rgba(78,205,196,0.3)}.toast.toast-success .toast-icon{color:var(--teal)}.toast.toast-error{border-color:rgba(255,107,157,0.3)}.toast.toast-error .toast-icon{color:var(--rose)}.toast.toast-info{border-color:rgba(138,120,255,0.3)}.toast.toast-info .toast-icon{color:var(--accent)}@keyframes toastIn{from{opacity:0;transform:translateY(12px) scale(0.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes toastOut{from{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-8px) scale(0.95)}}.preview-panel{position:sticky;top:2.25rem}.preview-label-desktop{display:flex;align-items:center;gap:0.5rem;font-size:0.7rem;font-weight:700;color:var(--text-3);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:0.75rem;padding-left:0.25rem}.preview-toggle{display:none;width:100%;font-family:'Outfit',sans-serif;font-size:0.78rem;font-weight:700;color:var(--text-3);text-transform:uppercase;letter-spacing:0.1em;background:var(--bg-glass);border:1px solid var(--border-subtle);border-radius:var(--r-sm);padding:0.75rem 1rem;cursor:pointer;align-items:center;gap:0.5rem;margin-bottom:0.75rem;transition:border-color var(--t-fast) var(--ease-snappy)}.preview-toggle:hover{border-color:var(--border-mid)}.preview-toggle .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 8px var(--teal-glow);flex-shrink:0;animation:pulse-dot 2.4s ease-in-out infinite}.preview-toggle-chevron{margin-left:auto;transition:transform var(--t-base) var(--ease-out)}.preview-toggle[aria-expanded="false"] .preview-toggle-chevron{transform:rotate(-90deg)}.preview-content{}.preview-label .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 8px var(--teal-glow);flex-shrink:0;animation:pulse-dot 2.4s ease-in-out infinite}@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.4;transform:scale(0.85)}}.preview-frame{padding:1rem}.preview-canvas-wrap{width:100%;aspect-ratio:9 / 16;border-radius:var(--r-md);overflow:hidden;position:relative;background:var(--bg-elevated);box-shadow:0 2px 16px rgba(0,0,0,0.5)}.preview-canvas-wrap canvas{width:100%;height:100%;display:block}.footer{position:relative;z-index:1;border-top:1px solid var(--border-subtle);padding:1.5rem 2rem;text-align:center;background:rgba(5,5,6,0.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.footer-inner{max-width:1400px;margin:0 auto}.footer-brand{font-size:0.78rem;font-weight:500;color:var(--text-2)}.footer-brand a{color:var(--accent);text-decoration:none;font-weight:600;transition:color var(--t-fast)}.footer-brand a:hover{color:var(--text-1)}.footer-meta{font-size:0.68rem;color:var(--text-3);margin-top:0.3rem}.breadcrumb{position:absolute;top:0;left:2rem;right:2rem;overflow:hidden;height:0;opacity:0;pointer-events:none}.breadcrumb ol{display:flex;gap:0.4rem;list-style:none;font-size:0.7rem;color:var(--text-3)}.breadcrumb ol li::after{content:'›';margin-left:0.4rem;opacity:0.5}.breadcrumb ol li:last-child::after{display:none}.breadcrumb a{color:var(--text-3);text-decoration:none}.howto-section{position:relative;z-index:1;padding:4rem 2rem;border-top:1px solid var(--border-subtle);background:rgba(5,5,6,0.4)}.howto-inner{max-width:1000px;margin:0 auto;text-align:center}.howto-inner h2{font-size:1.6rem;font-weight:800;letter-spacing:-0.5px;color:var(--text-1);margin-bottom:0.5rem}.howto-sub{font-size:0.88rem;color:var(--text-2);margin-bottom:2.5rem}.howto-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.howto-step{background:var(--bg-glass);border:1px solid var(--border-subtle);border-radius:var(--r-lg);padding:1.75rem 1.5rem;text-align:left;position:relative;transition:border-color var(--t-base) var(--ease-snappy),background var(--t-base) var(--ease-snappy)}.howto-step:hover{border-color:var(--border-mid);background:var(--bg-glass-hover)}.howto-step-num{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--accent-dim),var(--accent));color:#fff;font-size:0.85rem;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:1rem;box-shadow:0 2px 12px var(--accent-glow)}.howto-step h3{font-size:1rem;font-weight:700;color:var(--text-1);margin-bottom:0.5rem;letter-spacing:-0.2px}.howto-step p{font-size:0.82rem;color:var(--text-2);line-height:1.6}.faq-section{position:relative;z-index:1;padding:4rem 2rem;border-top:1px solid var(--border-subtle);background:rgba(5,5,6,0.3)}.faq-inner{max-width:720px;margin:0 auto}.faq-inner h2{font-size:1.6rem;font-weight:800;letter-spacing:-0.5px;color:var(--text-1);text-align:center;margin-bottom:2rem}.faq-list{display:flex;flex-direction:column;gap:0}.faq-item{border-top:1px solid var(--border-subtle)}.faq-item:last-child{border-bottom:1px solid var(--border-subtle)}.faq-item summary{font-size:0.92rem;font-weight:600;color:var(--text-1);padding:1.1rem 2rem 1.1rem 0;cursor:pointer;list-style:none;position:relative;transition:color var(--t-fast);line-height:1.4}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:'';position:absolute;right:0;top:50%;transform:translateY(-50%);width:20px;height:20px;background-color:var(--text-2);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");mask-repeat:no-repeat;mask-size:contain;-webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");-webkit-mask-repeat:no-repeat;-webkit-mask-size:contain;transition:transform var(--t-base) var(--ease-out)}.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg)}.faq-item summary:hover{color:var(--accent)}.faq-item p{font-size:0.84rem;color:var(--text-2);line-height:1.7;padding:0 0 1.1rem 0;animation:slideDown var(--t-base) var(--ease-out)}@keyframes fadeUp{from{opacity:0;transform:translateY(16px);filter:blur(2px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}.form-panel{animation:fadeUp 0.5s var(--ease-out) both}.preview-panel{animation:fadeUp 0.5s var(--ease-out) 0.1s both}.howto-section{animation:fadeUp 0.5s var(--ease-out) 0.15s both}.howto-step:nth-child(1){animation:fadeUp 0.5s var(--ease-out) 0.2s both}.howto-step:nth-child(2){animation:fadeUp 0.5s var(--ease-out) 0.3s both}.howto-step:nth-child(3){animation:fadeUp 0.5s var(--ease-out) 0.4s both}.faq-section{animation:fadeUp 0.5s var(--ease-out) 0.2s both}.footer{animation:fadeUp 0.5s var(--ease-out) 0.25s both}@media (max-width:960px){.app{grid-template-columns:1fr;padding:1rem;gap:1rem}.preview-panel{position:static;order:-1}.preview-toggle{display:flex}.preview-label-desktop{display:none}.preview-content{overflow:hidden;transition:max-height 0.4s var(--ease-out),opacity 0.3s var(--ease-snappy);max-height:520px;opacity:1}.preview-content.collapsed{max-height:0;opacity:0;pointer-events:none}.preview-frame{padding:0.5rem}.preview-canvas-wrap{max-height:460px;aspect-ratio:auto;display:flex;justify-content:center;background:transparent;box-shadow:none}.preview-canvas-wrap canvas{height:460px;width:auto;max-width:100%;border-radius:var(--r-md);box-shadow:0 2px 16px rgba(0,0,0,0.5)}.header{padding:0.75rem 1rem}.howto-steps{grid-template-columns:1fr;gap:0.75rem}.howto-section,.faq-section{padding:2.5rem 1rem}.howto-inner h2,.faq-inner h2{font-size:1.3rem}.howto-step{padding:1.25rem 1.25rem}.toast-container{bottom:1rem;right:0.75rem;left:0.75rem}.toast{max-width:100%}.footer{padding:1.25rem 1rem}}@media (max-width:600px){.app{padding:0.75rem;gap:0.75rem}.form-grid{grid-template-columns:1fr;gap:1rem}.travel-fields.visible{grid-template-columns:1fr}.gradient-grid{grid-template-columns:repeat(3,1fr);gap:0.5rem}.layout-options{grid-template-columns:1fr;gap:0.75rem}.header-badge{display:none}.form-panel{padding:1.25rem 1rem;border-radius:var(--r-md)}.form-panel h1{font-size:1.25rem}.form-panel .subtitle{font-size:0.8rem;margin-bottom:1.5rem}.bg-toggle{width:100%}.bg-toggle button{flex:1}.preview-content{max-height:400px}.preview-canvas-wrap{max-height:340px}.preview-canvas-wrap canvas{height:340px}.preview-toggle{padding:0.65rem 0.85rem;font-size:0.72rem;margin-bottom:0.5rem}.btn-download{padding:0.85rem 1.5rem;font-size:0.9rem}.actions-secondary{flex-direction:column;gap:0.5rem}.btn-secondary{padding:0.65rem 1rem}.upload-zone{padding:1.5rem 1rem}.section-divider{margin:0.2rem 0}.howto-section,.faq-section{padding:2rem 0.75rem}.howto-inner h2,.faq-inner h2{font-size:1.15rem;margin-bottom:1.25rem}.howto-sub{font-size:0.8rem;margin-bottom:1.5rem}.howto-step{padding:1rem}.howto-step-num{width:30px;height:30px;font-size:0.75rem;margin-bottom:0.75rem}.howto-step h3{font-size:0.9rem}.howto-step p{font-size:0.78rem}.faq-item summary{font-size:0.85rem;padding:0.9rem 2rem 0.9rem 0}.faq-item p{font-size:0.8rem;padding-bottom:0.9rem}.footer{padding:1rem 0.75rem}.footer-brand{font-size:0.72rem}.footer-meta{font-size:0.62rem}.logo-icon{width:32px;height:32px}.logo-icon svg{width:16px;height:16px}.logo-title{font-size:0.92rem}.logo-sub{font-size:0.6rem}.logo{gap:0.5rem}}@media (max-width:375px){.app{padding:0.5rem}.form-panel{padding:1rem 0.75rem}.gradient-grid{grid-template-columns:repeat(2,1fr)}.preview-canvas-wrap canvas{height:280px}.preview-canvas-wrap{max-height:280px}}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;transition-duration:0.01ms !important}}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:var(--r-xs)}::selection{background:rgba(138,120,255,0.3);color:#fff}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.08);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.14)}