.calculator-progress{flex:1 1;margin-bottom:24px}.calculator-progress__info{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.calculator-progress__step{font-size:13px;font-weight:600;color:var(--white)}.calculator-progress__percent{font-size:13px;color:var(--accent);font-weight:600}.calculator-progress__bar{height:6px;background:hsla(0,0%,100%,.08);border-radius:999px;overflow:hidden}.calculator-progress__fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accentLight));border-radius:999px;transition:width .4s cubic-bezier(.4,0,.2,1)}.calculator-price{overflow:hidden;max-height:0;opacity:0;margin-top:0;transition:max-height .4s ease,opacity .3s ease,margin-top .4s ease}.calculator-price--visible{max-height:200px;opacity:1;margin-top:24px}.calculator-price__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;background:var(--accent-alpha-10);border:1px solid 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20px;height:44px;font-size:15px;font-weight:600;border-radius:12px;cursor:pointer;transition:all .2s ease}.calculator-nav__btn:disabled{opacity:.4;cursor:not-allowed}.calculator-nav__btn--back{background:rgba(0,0,0,0);border:1px solid var(--border-subtle);color:var(--color-text-secondary)}.calculator-nav__btn--back:hover:not(:disabled){border-color:hsla(0,0%,100%,.25);color:var(--white);background:var(--accent-alpha-10)}.calculator-nav__btn--back:disabled{visibility:hidden}.calculator-nav__btn--next{margin-left:auto}.calculator-nav__btn--next svg{transition:transform .2s ease}.calculator-nav__btn--next:hover:not(:disabled) svg{transform:translateX(3px)}.calculator-nav__btn--submit{min-width:180px;justify-content:center}.calculator-nav__spinner{animation:calc-spin 1s linear infinite}@keyframes calc-spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@media(max-width:480px){.calculator-nav{flex-direction:column-reverse;gap:10px}.calculator-nav__btn{width:100%;justify-content:center}.calculator-nav__btn--back:disabled{display:none}.calculator-nav__btn--next{margin-left:0}}.option-card{display:flex;align-items:flex-start;gap:14px;width:100%;padding:14px 18px;text-align:left;background:hsla(0,0%,100%,.04);border:1px solid var(--border-subtle);border-radius:14px;cursor:pointer;transition:all .2s ease}.option-card:hover:not(:disabled){border-color:rgba(55,93,251,.5);background:var(--accent-alpha-10)}.option-card--selected{background:var(--accent-alpha-10)}.option-card--selected,.option-card--selected .option-card__radio{border-color:var(--accent)}.option-card--selected 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.option-card__radio{display:none}.calculator-step{animation:step-in .3s ease}@keyframes step-in{0%{opacity:0;transform:translateX(16px)}to{opacity:1;transform:translateX(0)}}.calculator-step__header{text-align:center;margin-bottom:28px}.calculator-step__title{font-size:clamp(18px,3vw,24px);font-weight:700;color:var(--white);margin:0 0 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8px}.calculator-step__slider-value{display:flex;align-items:baseline;justify-content:center;gap:8px;margin-bottom:4px}.calculator-step__slider-number{font-size:clamp(48px,10vw,72px);font-weight:700;color:var(--accent);line-height:1;letter-spacing:-.03em}.calculator-step__slider-label{font-size:16px;color:var(--color-text-secondary)}.calculator-step__slider-size{text-align:center;font-size:12px;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.08em;margin-bottom:24px}.calculator-step__slider-track{position:relative;padding:10px 0}.calculator-step__slider-input{width:100%;height:6px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:hsla(0,0%,100%,.08);border-radius:999px;outline:none;cursor:pointer;background:linear-gradient(to right,var(--accent) 0,var(--accent) var(--progress,0),rgba(255,255,255,.08) var(--progress,0),rgba(255,255,255,.08) 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ease}.calculator-step__slider-input::-moz-range-thumb:hover{transform:scale(1.15)}.calculator-step__slider-input::-moz-range-thumb:active{cursor:grabbing;transform:scale(.95)}.calculator-step__slider-labels{display:flex;justify-content:space-between;margin-top:8px;font-size:12px;color:var(--color-text-tertiary)}.calculator-step__summary{max-width:500px;margin:0 auto 24px;padding:20px;background:hsla(0,0%,100%,.04);border:1px solid var(--border-subtle);border-radius:14px}.calculator-step__summary-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-size:14px}.calculator-step__summary-row:not(:last-child){border-bottom:1px solid hsla(0,0%,100%,.06)}.calculator-step__summary-row span{color:var(--color-text-secondary)}.calculator-step__summary-row strong{color:var(--white);text-align:right;max-width:60%;font-weight:500}.calculator-step__summary-row--total{padding-top:14px;margin-top:6px;border-top:1px solid 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var(--accent-alpha-10);letter-spacing:.06em;text-transform:uppercase}.calculator__title{font-size:clamp(24px,4vw,36px);font-weight:700;color:var(--white);margin:0;letter-spacing:-.02em}.calculator__subtitle{font-size:16px;color:var(--color-text-secondary);margin:0;max-width:500px;line-height:1.6}.calculator__card{background:rgba(13,13,27,.6);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--border-subtle);border-radius:24px;padding:32px}@media(max-width:600px){.calculator__card{padding:24px 16px;border-radius:16px}}.calculator__card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px}.calculator__card-top .calculator-progress{flex:1 1;margin-bottom:0}.calculator__reset{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;font-size:13px;font-weight:500;color:var(--color-text-secondary);background:rgba(0,0,0,0);border:1px solid var(--border-subtle);border-radius:8px;cursor:pointer;transition:all .2s ease;white-space:nowrap;flex-shrink:0;margin-top:4px}.calculator__reset:hover{color:var(--white);border-color:hsla(0,0%,100%,.25);background:var(--accent-alpha-10)}.calculator__error{margin:16px 0;padding:12px 16px;background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);border-radius:10px;color:#f87171;font-size:14px;text-align:center}.calculator__content{margin-top:8px;min-height:320px}@media(max-width:480px){.calculator__content{min-height:240px}}