*,*:before,*:after{box-sizing:border-box}:root{--bg: #f4f7fb;--surface: #ffffff;--text: #0f172a;--muted: #64748b;--line: #e2e8f0;--brand: #0d9488;--brand-dark: #0f766e;--brand-soft: #ccfbf1;--accent: #0891b2;--danger: #dc2626;--danger-bg: #fef2f2;--shadow: 0 12px 40px rgba(15, 23, 42, .08);--radius: 14px;--max: 1120px}html{scroll-behavior:smooth}body{margin:0;font-family:Manrope,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}a{color:var(--brand-dark)}.site{min-height:100vh;display:flex;flex-direction:column}.header{position:sticky;top:0;z-index:50;background:#ffffffeb;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.header-inner{max-width:var(--max);margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;min-width:0}.brand-text{display:flex;flex-direction:column;line-height:1.2}.brand-text strong{font-size:1.1rem}.brand-text small{font-size:.75rem;color:var(--muted)}.menu-toggle{margin-left:auto;display:none;flex-direction:column;gap:5px;padding:8px;border:none;background:transparent;cursor:pointer}.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px}.nav{display:flex;align-items:center;gap:8px;margin-left:auto}.nav-link{text-decoration:none;color:var(--muted);font-weight:500;font-size:.92rem;padding:8px 12px;border-radius:999px;transition:background .15s,color .15s}.nav-link:hover{color:var(--text);background:#f1f5f9}.nav-link--active{color:var(--brand-dark);background:var(--brand-soft)}.nav-cta{margin-left:4px;text-decoration:none;background:var(--brand);color:#fff;font-weight:600;font-size:.88rem;padding:9px 14px;border-radius:999px}.nav-cta:hover{background:var(--brand-dark)}.main{flex:1}.footer{border-top:1px solid var(--line);background:#fff;margin-top:48px}.footer-inner{max-width:var(--max);margin:0 auto;padding:28px 20px;color:var(--muted);font-size:.92rem}.footer-copy{margin:8px 0 0;font-size:.82rem}.section{max-width:var(--max);margin:0 auto;padding:40px 20px}.section--muted{max-width:none;background:linear-gradient(180deg,#eef7f6,#f8fafc);padding-left:0;padding-right:0}.section--muted>*{max-width:var(--max);margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px}.section-head h1,.section-head h2{margin:0 0 10px;font-size:clamp(1.6rem,3vw,2rem);letter-spacing:-.02em}.section-head p{margin:0;color:var(--muted);max-width:640px}.section-head--center{text-align:center}.section-head--center p{margin-left:auto;margin-right:auto}.hero{max-width:var(--max);margin:0 auto;padding:48px 20px 24px}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}.eyebrow{margin:0 0 8px;font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}.hero h1{margin:0 0 14px;font-size:clamp(2rem,4.5vw,2.75rem);line-height:1.12;letter-spacing:-.03em}.hero-lead{margin:0 0 24px;color:var(--muted);font-size:1.05rem;max-width:520px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.hero-visual{display:flex;justify-content:center}.hero-illustration{width:100%;max-width:420px;height:auto;filter:drop-shadow(var(--shadow))}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:12px;font-family:inherit;font-weight:600;font-size:.95rem;padding:11px 18px;cursor:pointer;text-decoration:none;transition:transform .12s,background .15s,box-shadow .15s}.btn:active{transform:translateY(1px)}.btn--primary{background:var(--brand);color:#fff;box-shadow:0 8px 24px #0d948840}.btn--primary:hover{background:var(--brand-dark)}.btn--secondary{background:#fff;color:var(--text);border:1px solid var(--line)}.btn--secondary:hover{background:#f8fafc}.btn--ghost{background:transparent;color:var(--text);border:1px solid var(--line)}.btn--ghost:hover{background:#fff}.btn--light{background:#fff;color:var(--brand-dark)}.btn--lg{padding:13px 22px;font-size:1rem}.btn--sm{padding:7px 12px;font-size:.85rem}.btn:disabled{opacity:.55;cursor:not-allowed}.card-grid{display:grid;gap:18px}.card-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 4px 18px #0f172a0a;height:100%}.card h3{margin:12px 0 8px;font-size:1.08rem}.card p{margin:0;color:var(--muted);font-size:.95rem}.card-icon{width:48px;height:48px;display:grid;place-items:center}.card--flat{box-shadow:none}.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}.steps-list{margin:16px 0 20px;padding-left:1.2rem;color:var(--text)}.steps-list li{margin-bottom:8px}.text-link{font-weight:600;text-decoration:none}.info-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}.info-panel h3{margin:0 0 8px;font-size:1rem}.info-panel p{margin:0 0 16px;color:var(--muted);font-size:.95rem}.info-panel h3:not(:first-child){margin-top:8px}.cta-band{padding-top:16px;padding-bottom:56px}.cta-band-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 32px;border-radius:calc(var(--radius) + 4px);background:linear-gradient(135deg,#0d9488,#0891b2);color:#fff;box-shadow:var(--shadow)}.cta-band-inner h2{margin:0 0 6px;font-size:1.5rem}.cta-band-inner p{margin:0;opacity:.92}.content-page .section{padding-top:32px}.prose h2{margin:28px 0 10px;font-size:1.2rem}.prose p{margin:0 0 12px;color:var(--muted);max-width:720px}.faq{margin-top:36px}.faq-list{margin:16px 0 0}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:10px}.faq-item dt{font-weight:700;margin-bottom:6px}.faq-item dd{margin:0;color:var(--muted)}.content-cta{margin-top:28px}.about-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:8px}.bullet-list{margin:0;padding-left:1.1rem;color:var(--muted)}.bullet-list li{margin-bottom:6px}.about-note{display:flex;gap:14px;align-items:flex-start;margin-top:24px;padding:16px 18px;background:var(--brand-soft);border-radius:12px;border:1px solid #99f6e4}.about-note p{margin:0;color:#134e4a;font-size:.95rem}.editor-page .editor-hero{padding-bottom:12px}.editor-workspace{padding-top:0}.template-picker{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 16px;margin-bottom:14px}.template-picker-head h2{margin:0 0 6px;font-size:1.1rem}.template-picker-head p{margin:0 0 14px;color:var(--muted);font-size:.92rem}.template-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}.template-card{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left;border:1px solid var(--line);border-radius:12px;padding:14px;background:#f8fafc;cursor:pointer;font:inherit;color:inherit;transition:border-color .15s,box-shadow .15s,background .15s}.template-card:hover{border-color:var(--brand);background:#fff;box-shadow:0 8px 24px #0d94881f}.template-card-title{font-weight:700;font-size:.98rem}.template-card-desc{font-size:.84rem;color:var(--muted);line-height:1.4}.template-card-action{margin-top:4px;font-size:.82rem;font-weight:700;color:var(--brand-dark)}.template-picker--loading{color:var(--muted);font-size:.92rem}.editor-bar{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;margin-bottom:14px}.editor-bar-left{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:flex-end;min-width:0}.file-name-label{display:flex;flex-direction:column;gap:4px;font-size:.78rem;color:var(--muted);font-weight:600}.file-name-input{min-width:min(280px,70vw);padding:9px 12px;border:1px solid var(--line);border-radius:10px;font:inherit}.save-badge{font-size:.82rem;padding:6px 10px;border-radius:999px;background:#f1f5f9;color:var(--muted);white-space:nowrap}.save-badge--saved{background:#ecfdf5;color:#047857}.save-badge--saving,.save-badge--pending{background:#fffbeb;color:#b45309}.save-badge--error{background:var(--danger-bg);color:var(--danger)}.editor-bar-actions{display:flex;flex-wrap:wrap;gap:8px}.banner{margin:0 0 12px;padding:10px 14px;border-radius:10px;font-size:.92rem}.banner--error{background:var(--danger-bg);color:var(--danger);border:1px solid #fecaca}.editor-loading{display:grid;place-items:center;gap:12px;min-height:280px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted)}.spinner{width:36px;height:36px;border:3px solid #e2e8f0;border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.spreadsheet{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 4px 18px #0f172a0a}.sheet-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:10px 12px;border-bottom:1px solid var(--line);background:#f8fafc}.sheet-tab{display:flex;align-items:center;border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}.sheet-tab--active{border-color:var(--brand);box-shadow:0 0 0 1px #0d948826}.sheet-tab-btn{border:none;background:transparent;padding:7px 12px;cursor:pointer;font:inherit;font-size:.82rem;color:inherit;max-width:160px}.sheet-tab-label{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sheet-tab-name{border:none;width:120px;padding:7px 8px;font:inherit;font-size:.82rem;background:#fff}.sheet-tab-name--edit{outline:2px solid rgba(13,148,136,.4);border-radius:6px;margin:2px 4px}.sheet-tab-close{border:none;background:transparent;padding:0 8px;cursor:pointer;color:var(--muted);font-size:1.1rem;line-height:1}.sheet-tab-add{border:1px dashed var(--line);background:transparent;border-radius:8px;padding:7px 10px;font:inherit;font-size:.82rem;cursor:pointer;color:var(--brand-dark)}.sheet-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:8px 12px;border-bottom:1px solid var(--line)}.sheet-toolbar-divider{width:1px;height:22px;background:var(--line);margin:0 4px}.sheet-selection{font-size:.82rem;color:var(--muted);min-width:120px}.sheet-toolbar-error{margin:0;padding:6px 12px 10px;font-size:.85rem;color:var(--danger);background:var(--danger-bg);border-bottom:1px solid #fecaca}.sheet-scroll{overflow:auto;max-height:min(62vh,640px)}.sheet-grid{border-collapse:separate;border-spacing:0;min-width:100%;font-size:.85rem}.sheet-grid th,.sheet-grid td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:0;background:#fff}.sheet-corner,.sheet-row-head,.sheet-col-head{position:sticky;background:#f1f5f9;color:var(--muted);font-weight:600;text-align:center;z-index:2}.sheet-corner{left:0;top:0;z-index:3;width:42px;min-width:42px}.sheet-row-head{left:0;width:42px;min-width:42px}.sheet-col-head{top:0;min-width:72px;padding:0}.sheet-col-head-btn{width:100%;border:none;background:transparent;font:inherit;font-weight:600;color:inherit;padding:6px 4px;cursor:pointer}.sheet-col-head-btn:hover{background:#e2e8f0}.sheet-col-head--selected{background:#ccfbf1;color:var(--brand-dark)}.sheet-td--col-selected{background:#f0fdfa}.sheet-cell-wrap{min-height:34px}.sheet-cell-wrap--selected{box-shadow:inset 0 0 0 2px #0d948873;background:#f0fdfa}.sheet-cell-wrap--image{position:relative;padding:6px;cursor:pointer;min-height:88px;display:flex;align-items:center;justify-content:center}.sheet-cell-wrap--image-placeholder{padding:10px;min-height:88px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;background:#f8fafc}.sheet-cell-wrap--image-placeholder p{margin:0;font-size:.78rem;color:var(--muted)}.sheet-cell-wrap--image-missing{background:#fff7ed}.sheet-cell-img-fallback{font-size:.78rem;color:#c2410c;padding:8px;text-align:center}.sheet-cell-img{display:block;max-width:100%;max-height:160px;width:auto;height:auto;border-radius:6px;object-fit:contain}.sheet-cell-img-clear{position:absolute;top:4px;right:4px;width:24px;height:24px;border:none;border-radius:999px;background:#0f172aa6;color:#fff;font-size:1rem;line-height:1;cursor:pointer}.sheet-cell-img-clear:hover{background:#dc2626e6}.sheet-cell,.sheet-cell--text{width:100%;min-width:0;border:none;padding:7px 8px;font:inherit;background:transparent;resize:none;overflow:hidden;line-height:1.4;white-space:pre-wrap;word-break:break-word}.sheet-cell:focus,.sheet-cell--text:focus{outline:none}.sheet-cell-wrap:focus-within{box-shadow:inset 0 0 0 2px #0d948859;background:#f0fdfa}.editor-hint{margin:14px 0 0;font-size:.88rem;color:var(--muted)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media (max-width: 960px){.hero-grid,.split,.card-grid--3,.about-grid{grid-template-columns:1fr}.cta-band-inner{flex-direction:column;align-items:flex-start}}@media (max-width: 768px){.menu-toggle{display:flex}.nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;padding:12px 20px 18px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.nav--open{display:flex}.header-inner{position:relative;flex-wrap:wrap}.nav-link,.nav-cta{width:100%;text-align:center}.nav-cta{margin-left:0}.editor-bar{flex-direction:column;align-items:stretch}.editor-bar-actions .btn{flex:1 1 calc(50% - 4px)}}@media (max-width: 360px){.hero-actions .btn{width:100%}.editor-bar-actions{flex-direction:column}.editor-bar-actions .btn{width:100%}}