.calc-info-container{max-width:1280px;margin:0 auto;padding:0 24px}.calc-info-section{padding:72px 0}.bg-white{background:#fff}.bg-light{background:#f8fafc}.calc-section-title{font-size:clamp(1.5rem,3vw,2.2rem);font-weight:800;color:#0f172a;text-align:center;margin:0 0 12px;letter-spacing:-.02em}.calc-section-sub{color:#64748b;text-align:center;max-width:640px;margin:0 auto 40px;line-height:1.65}.calc-hero{position:relative;background:#0a0f1e;padding:72px 24px 140px;overflow:hidden}.calc-hero-glow{position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none}.calc-hero-glow.g1{width:500px;height:500px;background:#0891b21f;top:-120px;right:-60px}.calc-hero-glow.g2{width:360px;height:360px;background:#0085ff14;bottom:-80px;left:-40px}.calc-hero-content{position:relative;z-index:1;max-width:1280px;margin:0 auto}.calc-hero-left{max-width:760px}.calc-back-link{display:inline-flex;align-items:center;gap:6px;color:#475569;font-size:.82rem;text-decoration:none;margin-bottom:24px;transition:color .15s}.calc-back-link:hover{color:#94a3b8}.calc-hero-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.calc-hero-badge{display:inline-block;background:#ffffff0d;border:1px solid #ffffff1a;color:#94a3b8;font-size:.72rem;font-weight:500;padding:4px 12px;border-radius:99px}.calc-hero-badge.free{background:#0891b222;border-color:#0891b240;color:#67e8f9}.calc-hero h1{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:800;color:#fff;margin:0 0 16px;letter-spacing:-.02em;line-height:1.15}.calc-hero-desc{color:#94a3b8;font-size:1.05rem;line-height:1.7;margin:0 0 24px;max-width:680px}.calc-hero-chips{display:flex;flex-wrap:wrap;gap:10px}.calc-hero-chips span{display:inline-flex;align-items:center;gap:6px;background:#ffffff09;border:1px solid #ffffff14;color:#cbd5e1;font-size:.78rem;padding:5px 14px;border-radius:99px}.calc-hero-chips svg{color:#4ade80}.calc-wrapper{max-width:1280px;margin:-100px auto 0;padding:0 24px 64px;position:relative;z-index:10}.calc-card{background:#fff;border-radius:24px;box-shadow:0 20px 60px #00000018,0 4px 16px #0000000a;border:1px solid #e2e8f0;display:grid;grid-template-columns:1fr auto 1fr;overflow:hidden}.calc-inputs{padding:36px 32px}.calc-inputs-header{display:flex;align-items:center;gap:12px;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid #f1f5f9}.calc-inputs-icon{width:36px;height:36px;background:#ecfeff;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#0891b2}.calc-inputs-header span{font-size:1rem;font-weight:700;color:#0f172a}.calc-divider{width:1px;background:#f1f5f9;margin:24px 0}.calc-results{padding:36px 32px;background:#fafbfc}.calc-field{display:flex;flex-direction:column;gap:7px;margin-bottom:20px}.calc-field label{font-size:.82rem;font-weight:600;color:#374151}.calc-hint{font-size:.72rem;color:#94a3b8;line-height:1.4}.calc-field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.calc-input-row{display:flex;align-items:center;border:1.5px solid #e2e8f0;border-radius:10px;overflow:hidden;transition:border-color .15s;background:#fff}.calc-input-row:focus-within{border-color:#0891b2;box-shadow:0 0 0 3px #0891b214}.calc-prefix,.calc-suffix{background:#f8fafc;padding:0 14px;color:#64748b;font-size:.83rem;font-weight:600;height:46px;display:flex;align-items:center;white-space:nowrap}.calc-prefix{border-right:1.5px solid #e2e8f0}.calc-suffix{border-left:1.5px solid #e2e8f0}.calc-input-row input,.calc-select{flex:1;border:none;outline:none;padding:0 14px;height:46px;font-size:.88rem;color:#0f172a;background:transparent}.calc-select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%236b7280' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}.calc-radio-group{display:grid;grid-template-columns:1fr 1fr;gap:10px}.calc-radio-group-3{grid-template-columns:repeat(3,1fr)}.calc-radio-opt{cursor:pointer}.calc-radio-opt input{display:none}.calc-radio-box{display:flex;flex-direction:column;gap:2px;padding:12px 14px;border:1.5px solid #e2e8f0;border-radius:12px;transition:all .15s;height:100%}.calc-radio-opt input:checked+.calc-radio-box{border-color:#0891b2;background:#ecfeff}.calc-radio-title{font-size:.84rem;font-weight:600;color:#0f172a}.calc-radio-desc{font-size:.7rem;color:#64748b}.calc-checkbox-list{display:flex;flex-direction:column;gap:8px}.calc-checkbox-row{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;border:1.5px solid #e2e8f0;border-radius:10px;cursor:pointer;transition:all .15s}.calc-checkbox-row:hover{border-color:#cbd5e1}.calc-checkbox-row input{margin-top:2px;accent-color:#0891b2}.calc-checkbox-row span{font-size:.85rem;color:#0f172a;line-height:1.4}.calc-btn{width:100%;background:#0891b2;color:#fff;padding:14px 20px;border:none;border-radius:12px;font-size:.95rem;font-weight:700;cursor:pointer;transition:background .2s;margin-top:8px}.calc-btn:hover{background:#0e7490}.calc-note{font-size:.72rem;color:#94a3b8;text-align:center;margin:10px 0 0;line-height:1.5}.calc-results-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;min-height:340px;text-align:center;gap:12px}.calc-empty-icon{width:64px;height:64px;background:#ecfeff;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:4px}.calc-empty-title{font-size:.95rem;font-weight:700;color:#0f172a;margin:0}.calc-empty-desc{font-size:.83rem;color:#64748b;margin:0;max-width:280px;line-height:1.55}.calc-result-hero{background:linear-gradient(135deg,#0891b2,#0e7490);color:#fff;padding:28px 24px;border-radius:16px;text-align:center;margin-bottom:20px}.calc-result-hero-label{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;opacity:.85;margin-bottom:8px}.calc-result-hero-amount{display:block;font-size:clamp(2.2rem,4vw,2.8rem);font-weight:800;letter-spacing:-.02em;line-height:1}.calc-result-hero-sub{display:block;font-size:.82rem;opacity:.88;margin-top:8px}.calc-result-rows{display:flex;flex-direction:column;gap:0;background:#fff;border:1px solid #e2e8f0;border-radius:14px;overflow:hidden;margin-bottom:18px}.calc-result-row{display:flex;justify-content:space-between;align-items:center;padding:13px 18px;border-bottom:1px solid #f1f5f9}.calc-result-row:last-child{border-bottom:none}.calc-result-label{font-size:.82rem;color:#64748b}.calc-result-val{font-size:.92rem;font-weight:700;color:#0f172a}.calc-result-total{background:#ecfeff}.calc-result-total .calc-result-label{color:#0e7490;font-weight:600}.calc-result-total .calc-result-val{color:#0891b2;font-size:1rem}.calc-breakdown{background:#fff;border:1px solid #e2e8f0;border-radius:14px;overflow:hidden;margin-bottom:18px}.calc-breakdown summary{padding:13px 18px;cursor:pointer;font-size:.82rem;font-weight:600;color:#0891b2;list-style:none}.calc-breakdown summary::-webkit-details-marker{display:none}.calc-breakdown[open] summary{border-bottom:1px solid #f1f5f9}.calc-bd-rows{padding:8px 0}.calc-bd-row{display:flex;justify-content:space-between;padding:9px 18px;font-size:.82rem}.calc-bd-row span:first-child{color:#475569}.calc-bd-row span:last-child{color:#0f172a;font-weight:600}.calc-result-cta{display:block;width:100%;background:#0f172a;color:#fff;text-align:center;padding:14px;border-radius:12px;font-size:.9rem;font-weight:700;text-decoration:none;transition:background .2s}.calc-result-cta:hover{background:#1e293b}.calc-result-note{background:#fffbeb;border:1px solid #fde68a;color:#92400e;font-size:.8rem;line-height:1.55;padding:12px 14px;border-radius:10px;margin-bottom:16px}.calc-formula-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.calc-formula-card{background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:24px}.calc-formula-card.cyan{background:linear-gradient(135deg,#ecfeff,#fff);border-color:#a5f3fc}.calc-formula-badge{display:inline-block;background:#f1f5f9;color:#475569;font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:4px 10px;border-radius:99px;margin-bottom:14px}.calc-formula-badge.cyan{background:#0891b2;color:#fff}.calc-formula-eq{font-size:1.05rem;font-weight:700;color:#0f172a;margin-bottom:10px;letter-spacing:-.01em}.calc-formula-eq em{font-style:normal;color:#0891b2}.calc-formula-card p{font-size:.83rem;color:#64748b;line-height:1.6;margin:0}.calc-faq-container{max-width:880px}.calc-faq-list{display:flex;flex-direction:column;gap:12px}.calc-faq-item{background:#fff;border:1px solid #e2e8f0;border-radius:14px;overflow:hidden}.calc-faq-q{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;cursor:pointer;font-size:.95rem;font-weight:600;color:#0f172a;list-style:none}.calc-faq-q::-webkit-details-marker{display:none}.calc-faq-chevron{color:#64748b;transition:transform .2s}.calc-faq-item[open] .calc-faq-chevron{transform:rotate(180deg)}.calc-faq-a{padding:0 22px 20px;color:#475569;font-size:.9rem;line-height:1.65;margin:0}@media (max-width: 980px){.calc-card{grid-template-columns:1fr}.calc-divider{width:auto;height:1px;margin:0 32px}.calc-formula-grid{grid-template-columns:1fr 1fr}}@media (max-width: 640px){.calc-inputs,.calc-results{padding:24px 20px}.calc-field-row,.calc-radio-group-3,.calc-formula-grid{grid-template-columns:1fr}.calc-hero{padding:48px 20px 120px}.calc-wrapper{margin-top:-80px;padding:0 16px 48px}}