/* ===== Solutions page – v19 ===== */
.feat{scroll-margin-top:110px}
#catalogue,#estimer,#questions{scroll-margin-top:90px}

/* --- Par besoin --- */
.needs{padding:clamp(48px,6vw,80px) 0 0}
.needs__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px 32px;margin-bottom:28px}
.needs__head .eyebrow{flex:1 0 100%}
.needs__h{font:800 clamp(26px,2.6vw,38px)/1.1 var(--font);letter-spacing:-.025em;color:var(--navy);margin:0}
.needs__h em{font-style:normal;color:#3D5A73;font-weight:500}
.needs__all{font:700 14px var(--font);color:var(--navy);text-decoration:none;border-bottom:2px solid var(--green);padding-bottom:3px}
.needs__all:hover{color:var(--green-ink)}
.needs__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.need{position:relative;display:flex;flex-direction:column;gap:8px;padding:24px 22px 22px;background:#fff;border:1px solid var(--line);border-radius:18px;text-decoration:none;color:var(--navy);overflow:hidden;transition:translate .35s var(--ease),box-shadow .35s var(--ease),border-color .35s}
.need::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--thermal);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.need:hover,.need:focus-visible{translate:0 -4px;border-color:rgba(6,40,65,.18);box-shadow:0 18px 40px rgba(6,40,65,.10)}
.need:hover::before,.need:focus-visible::before{transform:none}
.need__ico{width:52px;height:52px;border-radius:14px;background:#FCEFE2;display:grid;place-items:center;margin-bottom:6px}
.need__ico svg{width:34px;height:34px;fill:none;stroke:var(--navy);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.need__ico .nd-a{stroke:var(--green-ink)}
.need__n{position:absolute;top:22px;right:22px;font:500 12px var(--mono);color:var(--slate)}
.need strong{font:800 18px/1.25 var(--font);letter-spacing:-.01em}
.need__d{font-size:14px;line-height:1.5;color:var(--ink-2)}
.need__codes{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:10px}
.need__codes .code{background:#F2F5F8;border-radius:6px;padding:5px 7px;font-size:11px}
.need__go{position:absolute;right:18px;bottom:18px;width:30px;height:30px;border-radius:50%;background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M7 2v10M3 8l4 4 4-4'/%3E%3C/svg%3E") center no-repeat;opacity:0;transform:translateY(-6px);transition:opacity .3s,transform .3s}
.need:hover .need__go,.need:focus-visible .need__go{opacity:1;transform:none}
.need .need__codes{padding-right:38px}

/* --- Fiches enrichies --- */
.feat__body{display:flex;flex-direction:column;flex:1}
.feat__art{overflow:hidden}
.feat__art svg{transition:transform .8s var(--ease)}
.feat:hover .feat__art svg{transform:scale(1.035)}
.ba{display:grid;grid-template-columns:minmax(0,1fr) 34px minmax(0,1fr);align-items:stretch;margin-top:20px}
.ba__i{background:#F3F5F8;border-radius:12px;padding:12px 14px}
.ba__i--after{background:#EAF2E2}
.ba__k{display:block;font:500 11px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--slate);margin-bottom:4px}
.ba__i--after .ba__k{color:var(--green-ink)}
.ba__i p{margin:0;font-size:13.5px;line-height:1.45;color:var(--navy)}
.ba__arrow{align-self:center;justify-self:center;width:22px;height:3px;border-radius:2px;background:var(--thermal);position:relative}
.ba__arrow::after{content:"";position:absolute;right:-1px;top:-4px;width:8px;height:8px;border-top:3px solid #3E78A3;border-right:3px solid #3E78A3;transform:rotate(45deg);border-radius:1px}
.feat__foot{margin-top:auto;padding-top:18px;display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:10px 18px}
.feat__also+.feat__foot,.feat__facts+.feat__foot{margin-top:18px}
.feat__more{flex:1 1 260px}
.feat__more summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:8px;font:700 14px var(--font);color:var(--navy);padding:8px 14px;border-radius:999px;background:#F2F5F8;transition:background .2s}
.feat__more summary::-webkit-details-marker{display:none}
.feat__more summary::before{content:"";width:16px;height:16px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23062841' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 1.5h5.5L13 5v9.5H4z'/%3E%3Cpath d='M9 1.5V5h4M6.5 8.5h4M6.5 11h4'/%3E%3C/svg%3E") center/contain no-repeat}
.feat__more summary::after{content:"";width:8px;height:8px;border-right:2px solid var(--navy);border-bottom:2px solid var(--navy);transform:rotate(45deg) translate(-2px,-2px);transition:transform .25s}
.feat__more[open] summary::after{transform:rotate(-135deg) translate(-2px,-2px)}
.feat__more summary:hover{background:#E7EDF3}
.feat__more ul{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:8px}
.feat__more li{position:relative;padding-left:26px;font-size:13.5px;line-height:1.45;color:var(--ink-2)}
.feat__more li::before{content:"";position:absolute;left:0;top:1px;width:17px;height:17px;border-radius:50%;background:#EAF2E2 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18' fill='none' stroke='%234C6E30' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 9.5l2.6 2.5L13 6.5'/%3E%3C/svg%3E") center/contain no-repeat}
.feat__more[open] li{animation:sl-in .45s var(--ease) both}
.feat__more[open] li:nth-child(2){animation-delay:.08s}.feat__more[open] li:nth-child(3){animation-delay:.16s}
@keyframes sl-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.feat__link{display:inline-flex;align-items:center;gap:8px;font:700 14px var(--font);color:var(--green-ink);text-decoration:none;padding:8px 0;white-space:nowrap}
.feat__link::after{content:"";width:14px;height:14px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14' fill='none' stroke='%234C6E30' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M5 2h7v7M12 2L3 11'/%3E%3C/svg%3E") center/contain no-repeat;transition:transform .25s}
.feat__link:hover::after{transform:translate(2px,-2px)}
.feat__link:hover{color:var(--navy)}

/* --- Animated illustrations --- */
@media (prefers-reduced-motion:no-preference){
  .feat__art .a-spin{animation:s-spin 2.6s linear infinite}
  .feat__art .a-slow{animation-duration:9s}
  .feat__art .a-flow{animation:s-flow 6s linear infinite}
  .feat__art .a-rev{animation-direction:reverse}
  .feat__art .a-b1{animation:s-b1 7s ease-in-out infinite alternate}
  .feat__art .a-b2{animation:s-b2 7s ease-in-out infinite alternate}
  .feat__art .a-b3{animation:s-b3 7s ease-in-out infinite alternate}
  .feat__art .a-b4{animation:s-b4 7s ease-in-out infinite alternate}
  .feat__art .a-pulse>*{transform-box:fill-box;transform-origin:center;animation:s-pulse 1.8s ease-in-out infinite}
  .feat__art .a-pulse>*:nth-child(2){animation-delay:.3s}.feat__art .a-pulse>*:nth-child(3){animation-delay:.6s}.feat__art .a-pulse>*:nth-child(4){animation-delay:.9s}
  .feat__art .a-draw{stroke-dasharray:1;animation:s-draw 4s ease-in-out infinite}
  .feat__art .a-drift{animation:s-drift 2.6s ease-in-out infinite alternate}
  .feat__art .a-rise>*{animation:s-rise 2.4s ease-in-out infinite}
  .feat__art .a-rise>*:nth-child(2){animation-delay:.4s}.feat__art .a-rise>*:nth-child(3){animation-delay:.8s}
  .feat__art .a-blow>*{animation:s-blow 2.2s ease-in-out infinite}
  .feat__art .a-blow>*:nth-child(2){animation-delay:.35s}
  .feat__art .a-late>*{animation-delay:.7s}
  .feat__art .a-fill{transform-box:fill-box;transform-origin:50% 100%;animation:s-fill 6s ease-in-out infinite}
  .feat__art .a-nudge{animation:s-nudge 1.6s ease-in-out infinite alternate}
  .feat__art .a-warm{animation:s-warm 3.5s ease-in-out infinite alternate}
  .feat__art .a-glow{animation:s-glow 2.6s ease-in-out infinite alternate}
  .feat__art .a-up{animation:s-up 1.4s ease-in-out infinite alternate}
  .js-reveal .feat:not(.in) .feat__art *{animation-play-state:paused}
  .need:hover .nd-spin,.need:focus-visible .nd-spin{transform-box:fill-box;transform-origin:center;animation:s-spin 1.6s linear infinite}
  .need .nd-a{stroke-dasharray:4 4}
  .need:hover .nd-a,.need:focus-visible .nd-a{animation:s-flow 5s linear infinite}
  .js-reveal .need.reveal{transition:opacity .7s var(--ease),transform .7s var(--ease),translate .35s var(--ease),box-shadow .35s,border-color .35s;transition-delay:var(--d,0s),var(--d,0s),0s,0s,0s}
}
@keyframes s-spin{to{transform:rotate(360deg)}}
@keyframes s-flow{to{stroke-dashoffset:-84}}
@keyframes s-b1{to{fill:#EDB15E}}
@keyframes s-b2{to{fill:#F0C27C}}
@keyframes s-b3{to{fill:#F2CB8C}}
@keyframes s-b4{to{fill:#EDC383}}
@keyframes s-pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.55);opacity:.55}}
@keyframes s-draw{0%{stroke-dashoffset:1}45%,85%{stroke-dashoffset:0;opacity:1}100%{stroke-dashoffset:0;opacity:0}}
@keyframes s-drift{to{transform:translateX(10px)}}
@keyframes s-rise{0%{transform:translateY(4px);opacity:0}40%{opacity:1}100%{transform:translateY(-8px);opacity:0}}
@keyframes s-blow{0%,100%{transform:translateY(-3px);opacity:.35}50%{transform:translateY(4px);opacity:1}}
@keyframes s-fill{0%{transform:scaleY(.25)}55%,85%{transform:scaleY(1)}100%{transform:scaleY(.25)}}
@keyframes s-nudge{to{transform:translateX(6px)}}
@keyframes s-warm{from{stroke:#B9CBD3}to{stroke:#F0C27C}}
@keyframes s-glow{from{opacity:.45}to{opacity:1}}
@keyframes s-up{to{transform:translateY(-6px)}}

/* --- Catalogue vivant --- */
.catalog__list li{cursor:pointer;position:relative;border-radius:10px;transition:background .2s,padding .2s;padding-right:36px}
.catalog__list li::after{content:"";position:absolute;right:10px;top:50%;width:18px;height:18px;margin-top:-9px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18' fill='none' stroke='%23062841' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M7 4l5 5-5 5'/%3E%3C/svg%3E") center/contain no-repeat;opacity:0;transform:translateX(-6px);transition:opacity .2s,transform .2s}
.catalog__list li:hover,.catalog__list li:focus-visible{background:#F2F7EC;outline:none}
.catalog__list li:focus-visible{box-shadow:inset 0 0 0 2px var(--green)}
.catalog__list li:hover::after,.catalog__list li:focus-visible::after{opacity:1;transform:none}
.catalog__list li:hover .cat__t{color:var(--navy)}
.catalog__list li.is-feat .cat__t::after{content:"Fiche détaillée";margin-left:8px;font:700 10.5px var(--font);letter-spacing:.03em;text-transform:uppercase;color:var(--green-ink);background:#EAF2E2;border-radius:5px;padding:2px 6px;vertical-align:1px;white-space:nowrap}
@media (prefers-reduced-motion:no-preference){
  .catalog__list.is-anim li:not([hidden]){animation:row-in .5s var(--ease) both;animation-delay:calc(var(--i,0)*16ms)}
  .fchip{transition:all .25s var(--ease)}
  .fchip:active{transform:scale(.96)}
  .fchip.is-on{box-shadow:0 6px 16px rgba(238,138,46,.28)}
  .catalog__count strong.bump{display:inline-block;animation:bump .45s var(--ease)}
}
@keyframes row-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes bump{40%{transform:scale(1.25);color:var(--green-ink)}}

/* drawer */
.cd-bd{position:fixed;inset:0;background:rgba(4,26,44,.48);backdrop-filter:blur(2px);opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;z-index:200}
.cd{position:fixed;top:0;right:0;bottom:0;width:min(460px,100%);background:#fff;z-index:201;display:flex;flex-direction:column;transform:translateX(104%);transition:transform .45s cubic-bezier(.2,.8,.2,1);box-shadow:-20px 0 60px rgba(4,26,44,.25);visibility:hidden}
.cd.is-open{transform:none;visibility:visible}
.cd-bd.is-open{opacity:1;visibility:visible}
.cd__head{position:relative;background:var(--navy);color:#fff;padding:28px 28px 26px;overflow:hidden}
.cd__head::after{content:"";position:absolute;left:0;right:0;bottom:0;height:4px;background:var(--thermal)}
.cd__head .code{color:#F2B76A;font-size:13px}
.cd__head h3{font:800 24px/1.2 var(--font);letter-spacing:-.015em;margin:10px 40px 14px 0;color:#fff}
.cd__tags{display:flex;flex-wrap:wrap;gap:6px}
.cd__tags span{font:600 12px var(--font);background:rgba(255,255,255,.12);border-radius:999px;padding:5px 10px}
.cd__x{position:absolute;top:18px;right:18px;width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M2 2l10 10M12 2L2 12'/%3E%3C/svg%3E") center no-repeat;cursor:pointer;transition:background .2s,transform .3s}
.cd__x:hover{background-color:rgba(255,255,255,.24);transform:rotate(90deg)}
.cd__body{padding:26px 28px 32px;overflow:auto;flex:1}
.cd__body h4{font:500 11px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--slate);margin:0 0 12px}
.cd__body p{font-size:14.5px;line-height:1.55;color:var(--ink-2);margin:0 0 18px}
.cd__steps{list-style:none;margin:0 0 24px;padding:0;display:grid;gap:0;counter-reset:cd}
.cd__steps li{counter-increment:cd;display:grid;grid-template-columns:28px 1fr;gap:12px;align-items:baseline;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--navy)}
.cd__steps li::before{content:counter(cd,decimal-leading-zero);font:500 12px var(--mono);color:var(--green-ink)}
.cd__acts{display:grid;gap:10px;margin-bottom:28px}
.cd__acts .btn{justify-content:center;width:100%}
.cd__off{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;border-radius:var(--r-btn);border:1.5px solid var(--navy);font:700 15px var(--font);color:var(--navy);text-decoration:none;transition:background .2s,color .2s}
.cd__off:hover{background:var(--navy);color:#fff}
.cd__feat{display:flex;align-items:center;justify-content:center;min-height:44px;border-radius:var(--r-btn);background:#EAF2E2;color:var(--green-ink);font:700 14px var(--font);text-decoration:none}
.cd__feat:hover{background:#DDEACF}
.cd__rel{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.cd__rel button{width:100%;text-align:left;display:grid;grid-template-columns:92px 1fr;gap:10px;align-items:baseline;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;font:500 13.5px/1.4 var(--font);color:var(--navy);cursor:pointer;transition:border-color .2s,background .2s}
.cd__rel button:hover{border-color:var(--green);background:#F7FAF3}
@media (prefers-reduced-motion:no-preference){
  .cd.is-open .cd__body>*{animation:sl-in .5s var(--ease) both}
  .cd.is-open .cd__body>*:nth-child(2){animation-delay:.05s}.cd.is-open .cd__body>*:nth-child(3){animation-delay:.1s}.cd.is-open .cd__body>*:nth-child(4){animation-delay:.15s}.cd.is-open .cd__body>*:nth-child(5){animation-delay:.2s}.cd.is-open .cd__body>*:nth-child(6){animation-delay:.25s}
}
@media (prefers-reduced-motion:reduce){.cd,.cd-bd{transition:none}}
html.cd-lock{overflow:hidden}

/* --- Estimateur --- */
.est{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden}
.est__form{padding:clamp(22px,3.2vw,40px)}
.est__tabs{display:inline-flex;flex-wrap:wrap;gap:4px;padding:4px;background:#F2F5F8;border-radius:14px;margin-bottom:26px}
.est__tabs button{border:0;background:none;border-radius:11px;padding:10px 16px;font:700 14px var(--font);color:var(--slate);cursor:pointer;display:inline-flex;gap:8px;align-items:center;transition:background .25s,color .25s,box-shadow .25s}
.est__tabs button .code{font-size:11px;color:inherit;opacity:.8}
.est__tabs button.is-on{background:#fff;color:var(--navy);box-shadow:0 2px 10px rgba(6,40,65,.10)}
.est__tabs button.is-on .code{color:var(--green-ink);opacity:1}
.ef{margin-bottom:22px}
.ef--row{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:18px}
.ef label,.ef__lab{display:block;font:700 14px/1.35 var(--font);color:var(--navy);margin-bottom:8px}
.ef label small{font-weight:500;color:var(--slate)}
.ef input[type=text],.ef input[type=number]{font:600 16px var(--font);color:var(--navy);border:1.5px solid var(--border);border-radius:10px;padding:10px 12px;width:100%;background:#fff;transition:border-color .2s,box-shadow .2s;font-variant-numeric:tabular-nums}
.ef input:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 4px rgba(238,138,46,.18)}
.ef__top{display:flex;justify-content:space-between;align-items:flex-end;gap:16px}
.ef__top label{margin-bottom:10px}
.ef__val{display:inline-flex;align-items:center;gap:8px;font:600 14px var(--font);color:var(--slate);white-space:nowrap;margin-bottom:8px}
.ef__val input[type=number]{width:96px;text-align:right;padding:8px 10px}
.ef__val--wide input[type=number]{width:150px}
.ef__help{font-size:13px;line-height:1.5;color:var(--muted);margin:-6px 0 22px}
.ef__help a{color:var(--navy)}
.ef--price{border-top:1px solid var(--line);padding-top:22px;margin-bottom:0}
.ef--price .ef__help{margin:2px 0 0}
.seg{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:4px;background:#F2F5F8;border-radius:12px}
.seg label{margin:0;position:relative}
.seg input{position:absolute;opacity:0;inset:0;cursor:pointer}
.seg span{display:block;text-align:center;padding:8px 0;border-radius:9px;font:700 14px var(--font);color:var(--slate);transition:background .25s,color .25s,box-shadow .25s}
.seg input:checked+span{background:var(--navy);color:#fff;box-shadow:0 4px 12px rgba(6,40,65,.2)}
.seg input:focus-visible+span{box-shadow:0 0 0 3px rgba(238,138,46,.45)}
.seg.flash span{animation:none}
@media (prefers-reduced-motion:no-preference){.seg.flash input:checked+span{animation:bump .5s var(--ease)}}
.range{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:999px;background:linear-gradient(90deg,var(--green) var(--p,10%),#E3E8EE var(--p,10%));outline:none;margin:4px 0 0;cursor:pointer}
.range::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:#fff;border:2px solid var(--green-ink);box-shadow:0 2px 8px rgba(6,40,65,.22);transition:transform .2s}
.range::-webkit-slider-thumb:hover{transform:scale(1.15)}
.range::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#fff;border:2px solid var(--green-ink);box-shadow:0 2px 8px rgba(6,40,65,.22)}
.est__out{position:relative;background:linear-gradient(160deg,#0B3A5A 0%,#062841 60%,#041A2C 100%);color:#fff;padding:clamp(26px,3.2vw,44px);display:flex;flex-direction:column;overflow:hidden}
.est__out::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--grid,rgba(255,255,255,.045)) 1px,transparent 1px),linear-gradient(90deg,var(--grid,rgba(255,255,255,.045)) 1px,transparent 1px);background-size:32px 32px;pointer-events:none}
.est__out>*{position:relative}
.est__k{font:500 11px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:#9FB6C8}
.est__vol{font:800 clamp(28px,2.6vw,36px)/1.1 var(--font);margin:6px 0 22px;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.est__eur{font:800 clamp(44px,5vw,72px)/1 var(--font);margin:8px 0 18px;font-variant-numeric:tabular-nums;letter-spacing:-.035em;background:linear-gradient(90deg,#F0C27C,#FFFFFF 70%);-webkit-background-clip:text;background-clip:text;color:transparent}
.est__vol small,.est__eur small{font-size:.42em;font-weight:700;letter-spacing:0;color:#CFDCE6;-webkit-text-fill-color:#CFDCE6}
.est__bar{height:6px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden;margin-bottom:14px}
.est__bar i{display:block;height:100%;width:0;background:var(--thermal);border-radius:inherit;transition:width .8s cubic-bezier(.2,.8,.2,1)}
.est__calc{font:500 13px/1.5 var(--mono);color:#B9CBD8;margin:0 0 26px;min-height:2.6em}
.est__out .btn{align-self:flex-start}
.est__legal{margin:auto 0 0;padding-top:24px;font-size:12.5px;line-height:1.5;color:#A9BBCA}
.est__legal strong{color:#fff}
.est-sec .catalog__src{margin-top:18px}

/* --- FAQ --- */
.sfaq{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:24px clamp(32px,6vw,96px);align-items:start}
.sfaq .s-head{margin-bottom:0;position:sticky;top:120px}
.sfaq .s-head h2{max-width:12ch}

@media (max-width:1100px){
  .needs__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .est{grid-template-columns:1fr}
  .sfaq{grid-template-columns:1fr}
  .sfaq .s-head{position:static}
}
@media (max-width:860px){.feat:first-child .feat__art{flex:none}}
@media (max-width:640px){
  .needs__grid{grid-template-columns:1fr}
  .need{padding:20px 18px}
  .ba{grid-template-columns:1fr;gap:8px}
  .ba__arrow{transform:rotate(90deg);margin:4px 0}
  .ef--row{grid-template-columns:1fr}
  .ef__top{flex-direction:column;align-items:stretch;gap:0}
  .ef__val{margin-bottom:10px}
  .ef__val input[type=number]{flex:1;text-align:left}
  .est__tabs{display:flex}
  .est__tabs button{flex:1 1 auto;justify-content:center}
  .catalog__list li.is-feat .cat__t::after{display:none}
}