:root{--ink:#07111f;--ink-soft:#101e31;--blue:#3e7cff;--cyan:#57d2ff;--mint:#48dfa7;--line:#dce5ee;--pale:#f2f7fb;--muted:#627083;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Inter,"Microsoft YaHei",Arial,sans-serif;background:var(--white)}a{color:inherit;text-decoration:none}.wrap{width:min(1180px,calc(100% - 48px));margin:0 auto}.site-header{height:76px;padding:0 max(24px,calc((100vw - 1260px)/2));display:flex;align-items:center;gap:38px;background:#07101c;color:#f8fbff;position:sticky;top:0;z-index:20;border-bottom:1px solid #ffffff12}.brand{display:inline-flex;align-items:center;gap:9px;font-size:22px;font-weight:800;letter-spacing:-.8px;white-space:nowrap}.brand-mark{position:relative;display:inline-flex;width:30px;height:25px;transform:skewY(-9deg)}.brand-mark i{display:block;position:absolute;border-radius:2px;background:linear-gradient(135deg,#5de9e2,#3370ff)}.brand-mark i:nth-child(1){width:14px;height:9px;left:0;top:6px}.brand-mark i:nth-child(2){width:14px;height:17px;left:10px;top:0}.brand-mark i:nth-child(3){width:9px;height:22px;right:0;top:3px}.site-nav{display:flex;align-items:center;gap:29px;flex:1;margin-left:35px}.site-nav a,.text-link{font-size:14px;font-weight:600;color:#d9e4f4;transition:color .2s}.site-nav a:hover,.text-link:hover{color:#73a3ff}.header-actions{display:flex;align-items:center;gap:20px}.button{border:0;display:inline-flex;align-items:center;justify-content:center;gap:17px;padding:15px 24px;border-radius:9px;font-weight:750;font-size:15px;transition:transform .2s,box-shadow .2s;cursor:pointer}.button:hover{transform:translateY(-2px)}.button-small{padding:10px 15px;font-size:14px}.button-solid,.button-primary{color:white;background:linear-gradient(115deg,#4887ff,#376bfa);box-shadow:0 10px 28px #2e6eff40}.button-outline{color:#f4f7ff;border:1px solid #9aa9c0;background:#ffffff08}.button-primary span{font-size:21px;line-height:12px}.menu-button{display:none}.hero{min-height:648px;color:white;position:relative;isolation:isolate;overflow:hidden;background:radial-gradient(circle at 72% 46%,#173a71 0,#091426 29%,#050910 66%)}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#02060c 3%,#03080ef0 38%,#05081272 73%,#020815);z-index:-1}.hero-grid{position:absolute;inset:0;z-index:-2;opacity:.22;background-image:linear-gradient(#75a5ff13 1px,transparent 1px),linear-gradient(90deg,#75a5ff13 1px,transparent 1px);background-size:75px 75px;mask-image:linear-gradient(90deg,#000 28%,transparent 91%)}.hero-copy{padding-top:118px;position:relative;z-index:2}.eyebrow{margin:0 0 16px;font-size:12px;font-weight:800;letter-spacing:1.7px;color:#8da8d2}.eyebrow.blue{color:#437eff}.hero h1{font-size:clamp(42px,5vw,64px);letter-spacing:-3px;line-height:1.12;margin:0;font-weight:800}.hero-description{width:min(550px,100%);margin:22px 0 30px;line-height:1.85;color:#c5d2e8;font-size:16px}.hero-actions{display:flex;gap:14px}.hero-notes{display:flex;gap:23px;margin-top:55px;color:#a9b9d0;font-size:13px}.hero-notes span{position:relative}.hero-notes span+span:before{content:"";width:3px;height:3px;border-radius:50%;background:#4c80d5;position:absolute;left:-13px;top:7px}.hero-visual{position:absolute;left:50%;top:42px;width:800px;height:550px}.analysis-screen{position:absolute;width:590px;height:394px;padding:15px 18px;right:7px;top:95px;border:1px solid #6d95ff99;border-radius:16px;background:linear-gradient(145deg,#172846e8,#0a1120ef);box-shadow:0 35px 70px #0008,0 0 58px #2771ff44;transform:perspective(1100px) rotateY(-8deg) rotateX(3deg)}.screen-bar{display:flex;gap:5px;align-items:center;height:18px;font-size:10px;color:#b8d0ef}.screen-bar span{height:5px;width:5px;border-radius:50%;background:#4d6c93}.screen-bar b{margin-left:9px;font-weight:600}.drt-plot{width:100%;height:332px}.plot-grid{stroke:#6c8bbd33;stroke-width:1;fill:none}.plot-line{fill:none;stroke-width:4;stroke-linecap:round}.plot-shadow{fill:none;stroke-width:12;filter:url(#blur);opacity:.42}.plot-green{stroke:url(#greenGlow)}.plot-pink{stroke:#ff708f}.plot-purple{stroke:#a774ff}.plot-blue{stroke:#56a4ff}.drt-plot text{fill:#a9bee2;font-size:13px}.screen-footer{display:flex;gap:15px;margin:-4px 10px 0;font-size:10px;color:#b5c9e8}.legend:before{content:"";width:14px;height:3px;border-radius:3px;background:currentColor;display:inline-block;margin-right:4px}.legend.green{color:#48dfa7}.legend.pink{color:#ff708f}.legend.purple{color:#a774ff}.orbit{position:absolute;border:1px solid #477fff55;border-radius:50%;filter:drop-shadow(0 0 10px #3b70ff77)}.orbit-one{width:540px;height:165px;transform:rotate(-31deg);right:45px;top:166px}.orbit-two{width:425px;height:120px;transform:rotate(-31deg);right:88px;top:188px;border-color:#67e2ff44}.floating-card{position:absolute;z-index:3;border:1px solid #7b9effa1;border-radius:12px;background:linear-gradient(135deg,#16284de6,#11182ae8);box-shadow:0 16px 35px #0006;padding:12px;color:#e8efff}.floating-card strong{display:block;font-size:12px}.card-nyquist{left:75px;top:120px;width:220px;transform:rotate(-2deg)}.card-nyquist svg{width:100%;margin-top:5px}.grid-line{stroke:#8aa4ce3b;fill:none}.line-muted{stroke:#95a6bf;fill:none;stroke-width:2;stroke-dasharray:4 4}.line-blue{stroke:#62b4ff;fill:none;stroke-width:3}.card-peaks{right:8px;bottom:19px;width:199px;padding:17px}.badge{display:inline-block;font-size:10px;color:#b9c9ff;padding:4px 7px;border-radius:5px;background:#7076f044;margin-bottom:7px}.card-peaks small{color:#92a6c7;font-size:10px}.mini-bars{height:25px;display:flex;gap:5px;align-items:end;margin-top:9px}.mini-bars i{width:9px;background:linear-gradient(#8a78ff,#4f80ff);border-radius:2px}.mini-bars i:nth-child(1){height:8px}.mini-bars i:nth-child(2){height:17px}.mini-bars i:nth-child(3){height:25px}.mini-bars i:nth-child(4){height:13px}.mini-bars i:nth-child(5){height:7px}.trust-bar{border-bottom:1px solid var(--line);background:#fff}.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);padding:30px 0;gap:25px}.trust-grid div{display:grid;gap:6px;padding-left:20px;border-left:2px solid #c8dbfc}.trust-grid b{font-size:16px}.trust-grid span{font-size:13px;color:var(--muted)}.section{padding:112px 0}.section-heading{max-width:680px}.section-heading h2{font-size:clamp(30px,4vw,45px);letter-spacing:-2px;line-height:1.18;margin:0}.section-heading>p:last-child{font-size:16px;line-height:1.8;color:var(--muted);margin:20px 0 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ul{padding:0;list-style:none;margin:0;color:#43526a;font-size:14px;line-height:2}.pricing-card li:before{content:"✓";color:#2bac80;font-weight:800;margin-right:9px}.button-dark{background:#0c1b2d;color:white;white-space:nowrap}.support-section{padding:104px 0;display:grid;grid-template-columns:1fr 1fr;gap:105px;align-items:center}.support-links{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.support-links a{padding:22px 16px;min-height:118px;border:1px solid #e1e9f2;border-radius:13px;display:grid;align-content:space-between;font-size:16px;transition:all .2s}.support-links a:hover{border-color:#8eb3fc;box-shadow:0 8px 20px #3968a31c}.support-links span{display:block;color:#8190a4;font-size:12px;margin-top:13px}.site-footer{padding:39px 0;background:#07111f;color:#f4f8ff}.footer-content{display:flex;justify-content:space-between;align-items:end;gap:30px}.site-footer .brand{font-size:20px}.site-footer p{font-size:13px;color:#9cacbf;margin:12px 0 0}.footer-meta{display:flex;gap:20px;flex-wrap:wrap;justify-content:flex-end;font-size:12px;color:#8f9eb2}
@media(max-width:980px){.site-nav{gap:17px;margin-left:0}.site-header{gap:18px}.hero-visual{opacity:.62;left:42%;transform:scale(.87);transform-origin:top left}.workflow-layout,.download-section,.support-section{gap:50px}.pricing-card{grid-template-columns:1fr 1fr}.pricing-card .button{grid-column:span 2}.feature-grid{grid-template-columns:repeat(2,1fr)}.feature-large{grid-row:span 1;min-height:350px;grid-column:span 2}.feature-graph{display:none}}
@media(max-width:720px){.wrap{width:min(100% - 34px,1180px)}.site-header{height:66px;padding:0 17px;justify-content:space-between}.menu-button{display:block;order:2;border:0;background:none;color:#fff;font-size:21px}.site-nav{display:none;position:absolute;top:66px;left:0;width:100%;padding:18px;flex-direction:column;align-items:stretch;background:#091526;border-bottom:1px solid #ffffff18}.site-nav.open{display:flex}.header-actions{display:none}.hero{min-height:670px}.hero-copy{padding-top:77px}.hero h1{font-size:42px;letter-spacing:-2px}.hero-description{font-size:15px}.hero-actions{flex-direction:column;align-items:stretch;width:min(285px,100%)}.hero-notes{display:grid;gap:9px;margin-top:35px}.hero-notes span+span:before{display:none}.hero-visual{transform:scale(.58);left:6%;top:360px;opacity:.75}.trust-grid{grid-template-columns:1fr;gap:18px;padding:23px 0}.section,.pricing-section{padding:75px 0}.feature-grid{grid-template-columns:1fr}.feature-large{grid-column:span 1;min-height:270px}.workflow-section{padding:75px 0}.workflow-layout,.download-section,.support-section{grid-template-columns:1fr;gap:35px}.download-panel{padding:29px}.pricing-card{grid-template-columns:1fr;padding:30px}.pricing-card .button{grid-column:span 1}.support-links{grid-template-columns:1fr}.support-links a{min-height:78px;grid-template-columns:1fr auto;align-items:center}.support-links span{margin:4px 0 0}.footer-content{align-items:flex-start;flex-direction:column}.footer-meta{justify-content:flex-start;gap:10px}.section-heading h2{letter-spacing:-1.4px}.pricing-card h3{font-size:23px}}

/* Light technology theme: the hero uses white space, data grids and blue-cyan glow. */
.site-header{background:#ffffffed;color:#10203a;border-bottom:1px solid #dbe6f3;backdrop-filter:blur(16px)}
.site-nav a,.text-link{color:#41536d}.site-nav a:hover,.text-link:hover{color:#2769ef}.brand{color:#10203a}.button-outline{color:#2855a2;border-color:#b4c7e7;background:#ffffffb8}.hero{color:#10213d;background:radial-gradient(circle at 73% 45%,#bdeaff 0,#eaf6ff 29%,#f9fcff 67%)}
.hero:before{background:linear-gradient(90deg,#fafdfff5 6%,#fafdffee 39%,#f4faffaa 72%,#f8fcff80)}.hero-grid{opacity:.75;background-image:linear-gradient(#4386d818 1px,transparent 1px),linear-gradient(90deg,#4386d818 1px,transparent 1px)}
.eyebrow{color:#5679aa}.hero-description{color:#536781}.hero-notes{color:#58708f}.hero-notes span+span:before{background:#5b90e8}.analysis-screen{border-color:#92b6ff;background:linear-gradient(145deg,#ffffffef,#eaf4ffed);box-shadow:0 35px 70px #3b7ac733,0 0 58px #55b4ff36}.screen-bar{color:#5275a6}.screen-bar span{background:#8aa6c8}.drt-plot text{fill:#5e7da8}.screen-footer{color:#5c79a2}.orbit{border-color:#579aff88;filter:drop-shadow(0 0 10px #4da2ff66)}.orbit-two{border-color:#61d8e066}.floating-card{border-color:#a3c6ff;background:linear-gradient(135deg,#ffffffef,#e7f3ffed);box-shadow:0 16px 35px #3c78b62b;color:#1d3d66}.card-peaks small{color:#6683aa}.badge{color:#4269bd;background:#dce7ff}.card-nyquist .grid-line{stroke:#77a0ce55}.card-nyquist .line-muted{stroke:#7190b3}.workflow-section{color:#13274a;background:linear-gradient(145deg,#e9f5ff,#f8fcff 55%,#e3f4f6)}.light>p:last-child{color:#5d7190}.workflow-list{border-color:#aac7e244}.workflow-list li{border-color:#aac7e244}.workflow-list h3{color:#102b52}.workflow-list p{color:#607792}.workflow-list li>span{color:#367cff}.download-panel{background:linear-gradient(145deg,#e8f5ff,#d9edff);color:#17345f;box-shadow:0 25px 52px #4385c42c}.panel-label{color:#4479bc}.download-panel>p:not(.panel-label){color:#587496}.sub-action{color:#2e72ce}.site-footer{background:#eef6ff;color:#163052;border-top:1px solid #d5e4f3}.site-footer p,.footer-meta{color:#687c96}
@media(max-width:720px){.menu-button{color:#173152}.site-nav{background:#fff;border-color:#dbe6f3}.hero{min-height:670px}}

.drt-plot .axis-label{fill:#050b15!important;font-family:"Times New Roman",Times,serif;font-weight:700}.card-peaks small{display:block;margin-top:5px}.product-showcase{display:grid;gap:20px;margin-top:48px}.product-module{display:grid;grid-template-columns:minmax(240px,.78fr) minmax(380px,1.22fr);align-items:center;gap:46px;min-height:332px;padding:38px 42px;border:1px solid #dce8f4;border-radius:19px;overflow:hidden;background:linear-gradient(128deg,#fbfdff,#eef7ff);box-shadow:0 15px 36px #2a54850d}.product-module.reverse{grid-template-columns:minmax(380px,1.22fr) minmax(240px,.78fr);background:linear-gradient(128deg,#f8fcff,#f0fbfa)}.product-module.reverse .product-copy{order:2}.product-module.reverse figure{order:1}.product-copy{position:relative;padding-left:62px}.module-number{position:absolute;left:0;top:-9px;font-size:42px;letter-spacing:-2px;line-height:1;font-weight:800;color:#d1e1f7}.product-copy .card-kicker{margin:0 0 12px;color:#4b7dca;font-size:11px}.product-copy h3{margin:0;font-size:27px;letter-spacing:-1px}.product-copy h3 sub{font-size:60%}.product-copy>p:last-child{margin:15px 0 0;color:#526780;font-size:15px;line-height:1.85}.product-module figure{margin:0;padding:12px;border:1px solid #c7dcf5;border-radius:13px;background:#fff;box-shadow:0 18px 32px #1d5c9d1c}.product-module figure img{display:block;width:100%;height:240px;object-fit:contain;object-position:center;border-radius:7px;background:#fff}.product-module:nth-child(3) figure img{height:278px}.product-module:nth-child(3){min-height:370px}.product-module:nth-child(4) figure img,.product-module:nth-child(5) figure img{height:250px}
@media(max-width:720px){.product-showcase{gap:14px;margin-top:32px}.product-module,.product-module.reverse{grid-template-columns:1fr;gap:25px;padding:26px 20px}.product-module.reverse .product-copy,.product-module.reverse figure{order:initial}.product-copy{padding-left:49px}.module-number{font-size:34px;top:-4px}.product-copy h3{font-size:23px}.product-copy>p:last-child{font-size:14px}.product-module figure img,.product-module:nth-child(3) figure img,.product-module:nth-child(4) figure img,.product-module:nth-child(5) figure img{height:auto;max-height:265px}}

.workflow-heading{max-width:760px;margin:0 auto;text-align:center}.workflow-compare{display:grid;grid-template-columns:minmax(0,1fr) 92px minmax(0,1fr);gap:21px;align-items:center;margin-top:48px}.workflow-track{min-height:595px;padding:29px 34px;border:1px solid #b8d4f1;border-radius:20px;background:linear-gradient(145deg,#ffffffd9,#eff8ffdf);box-shadow:0 20px 42px #286aa820}.workflow-track h3{margin:0 0 27px;text-align:center;color:#102a50;font-size:20px;letter-spacing:-.7px}.flow-stack{list-style:none;margin:0;padding:0 20px;counter-reset:flow;display:grid;gap:19px}.flow-stack li{counter-increment:flow;position:relative;display:flex;align-items:center;justify-content:center;min-height:42px;padding:9px 16px;border-radius:7px;background:linear-gradient(102deg,#2f82f7,#2371e7);box-shadow:0 7px 13px #277ce329;color:#fff;text-align:center;font-size:15px;font-weight:750;line-height:1.35}.flow-stack li:before{content:counter(flow) "、";font-weight:850;margin-right:2px}.flow-stack li:not(:last-child):after{content:"↓";position:absolute;left:50%;top:100%;transform:translateX(-50%);height:20px;color:#6fa947;font-size:26px;line-height:20px;text-shadow:0 2px 3px #3f7e2526}.flow-stack .key-flow{background:linear-gradient(102deg,#276ed8,#1e64cb);box-shadow:0 0 0 3px #8f98a244,0 7px 13px #246dc42b}.flow-stack .flow-long{min-height:64px;padding:10px 17px;font-size:14px}.key-note{margin:27px 0 0;color:#e03b35;text-align:center;font-weight:800;font-size:13px;line-height:1.55}.workflow-arrow{display:grid;justify-items:center;gap:8px;color:#d9413c;font-size:10px;font-weight:800;letter-spacing:.3px}.workflow-arrow i{font-style:normal;font-family:Arial,sans-serif;font-size:57px;line-height:1;filter:drop-shadow(0 4px 5px #d9413c33)}
@media(max-width:720px){.workflow-compare{grid-template-columns:1fr;gap:22px;margin-top:32px}.workflow-track{min-height:0;padding:25px 16px}.workflow-track h3{font-size:18px;margin-bottom:23px}.flow-stack{padding:0 13px;gap:17px}.flow-stack li{font-size:14px}.flow-stack .flow-long{font-size:13px}.workflow-arrow{grid-template-columns:1fr auto 1fr;width:100%}.workflow-arrow i{font-size:44px}.workflow-arrow span{align-self:center}.workflow-arrow span:first-child{justify-self:end}.workflow-arrow span:last-child{justify-self:start}.key-note{margin-top:23px}}

/* Grouped key steps and a text-free comparison arrow. */
.flow-stack{padding:0 20px;gap:19px}.flow-step{position:relative;display:flex;align-items:center;justify-content:center;min-height:42px;padding:9px 16px;border-radius:7px;background:linear-gradient(102deg,#2f82f7,#2371e7);box-shadow:0 7px 13px #277ce329;color:#fff;text-align:center;font-size:15px;font-weight:750;line-height:1.35}.flow-step>span{font-weight:850;margin-right:2px}.flow-step:not(:last-child):after{content:"↓";position:absolute;left:50%;top:100%;transform:translateX(-50%);height:20px;color:#6fa947;font-size:26px;line-height:20px;text-shadow:0 2px 3px #3f7e2526}.key-group{position:relative;display:grid;gap:19px;padding:10px 15px;border:2px solid #89929d;border-radius:19px;background:#ffffffa8}.key-group:not(:last-child):after{content:"↓";position:absolute;left:50%;bottom:-25px;transform:translateX(-50%);height:20px;color:#6fa947;font-size:26px;line-height:20px;text-shadow:0 2px 3px #3f7e2526}.flow-stack .key-flow{background:linear-gradient(102deg,#276ed8,#1e64cb);box-shadow:0 7px 13px #246dc42b}.flow-stack .flow-long{min-height:64px;padding:10px 17px;font-size:14px}.workflow-arrow{display:flex;align-items:center;justify-content:center}.workflow-arrow i{position:relative;display:block;width:67px;height:18px;border-radius:2px;background:#db403a;filter:drop-shadow(0 4px 5px #d9413c33)}.workflow-arrow i:after{content:"";position:absolute;right:-22px;top:-10px;border-top:19px solid transparent;border-bottom:19px solid transparent;border-left:24px solid #db403a}.key-note{display:none}
@media(max-width:720px){.flow-stack{padding:0 13px;gap:17px}.flow-step{font-size:14px}.flow-stack .flow-long{font-size:13px}.key-group{gap:17px;padding:10px 11px}.workflow-arrow{height:50px}.workflow-arrow i{transform:rotate(90deg)}}

.workflow-explanation{margin:25px 11px 0;padding-top:17px;border-top:1px solid #aec7e244;color:#4d6481;font-size:14px;line-height:1.75}.drt-intuition{margin:43px 0 0;color:#ef1717;text-align:center;font-size:clamp(21px,2.8vw,31px);font-weight:850;letter-spacing:-.9px;line-height:1.35}
@media(max-width:720px){.workflow-explanation{margin:22px 4px 0;font-size:13px}.drt-intuition{margin-top:32px;font-size:21px;letter-spacing:-.6px}}

.workflow-explanation{color:#101820;font-weight:750}.flow-step:not(:last-child):after,.key-group:not(:last-child):after{content:"";width:20px;height:25px;background:#0ca544;clip-path:polygon(28% 0,72% 0,72% 56%,100% 56%,50% 100%,0 56%,28% 56%);font-size:0;line-height:0;text-shadow:none;filter:drop-shadow(0 2px 2px #1f7b2733)}.flow-step:not(:last-child):after{top:100%}.key-group:not(:last-child):after{top:100%;bottom:auto}

/* Leave clear space for every solid green arrow between workflow boxes. */
.workflow-track{min-height:668px}.flow-stack{gap:34px}.key-group{gap:34px;padding-top:12px;padding-bottom:12px}
@media(max-width:720px){.workflow-track{min-height:0}.flow-stack{gap:34px}.key-group{gap:34px;padding-top:11px;padding-bottom:11px}}

.flow-step:not(:last-child):after,.key-group:not(:last-child):after{top:calc(100% + 5px)}
.checksum{display:inline-block;max-width:100%;padding:3px 6px;border-radius:4px;background:#edf2f7;color:#40536e;font-size:11px;line-height:1.45;word-break:break-all;vertical-align:middle}

.support-links{grid-template-columns:1fr}

.download-panel .button-primary{display:flex;width:fit-content;margin:22px auto 0}

.purchase-page{background:linear-gradient(145deg,#f8fcff,#edf6ff 48%,#fff)}.purchase-main{padding:47px 0 92px}.back-link{display:inline-block;color:#3978df;font-size:14px;font-weight:700}.purchase-heading{max-width:720px;margin:31px 0 35px}.purchase-heading h1{margin:0;color:#102344;font-size:clamp(34px,5vw,52px);letter-spacing:-2px}.purchase-heading>p:last-child{margin:16px 0 0;color:#607590;font-size:16px;line-height:1.8}.checkout-card{display:grid;grid-template-columns:1fr 430px;align-items:center;gap:42px;padding:44px 50px;border:1px solid #cddff4;border-radius:21px;background:linear-gradient(140deg,#fff,#f4faff);box-shadow:0 22px 52px #1f5d9817}.checkout-product h2{margin:12px 0 8px;font-size:30px;letter-spacing:-1px}.checkout-product>p{color:#60738c;line-height:1.7}.checkout-price{display:flex;align-items:baseline;gap:15px;margin:30px 0 22px;padding-bottom:22px;border-bottom:1px solid #dce8f4}.checkout-price span{color:#74869b;font-size:14px}.checkout-price strong{color:#2568dd;font-size:42px;letter-spacing:-1px}.checkout-product ul{margin:0;padding:0;list-style:none;color:#40536e;font-size:14px;line-height:2}.checkout-product li:before{content:"+";color:#23ae7e;font-weight:900;margin-right:9px}.payment-card{padding:24px;border-radius:17px;background:linear-gradient(145deg,#e5f3ff,#d7edff);text-align:center}.payment-label{margin:0 0 15px;color:#3870bc;font-size:12px;font-weight:850;letter-spacing:1.1px}.qr-frame{width:min(100%,300px);margin:0 auto;border:8px solid #fff;border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 12px 27px #3a7eb72b}.qr-frame img{display:block;width:100%;height:auto}.payment-amount{margin:17px 0 5px;color:#335071;font-size:15px}.payment-amount b{color:#166ae9;font-size:21px}.payment-note{margin:0;color:#637e9f;font-size:12px;line-height:1.6}.purchase-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:13px;margin:27px 0}.purchase-steps>div{position:relative;min-height:141px;padding:21px;border:1px solid #d7e5f2;border-radius:14px;background:#fff}.purchase-steps span{display:grid;width:27px;height:27px;place-items:center;border-radius:50%;background:#dceaff;color:#3475e8;font-size:13px;font-weight:850}.purchase-steps h3{margin:15px 0 5px;font-size:16px}.purchase-steps p{margin:0;color:#6b7e95;font-size:13px;line-height:1.6}.order-form-card{display:grid;grid-template-columns:.72fr 1fr .54fr;gap:35px;align-items:start;margin-top:35px;padding:42px;border:1px solid #d4e3f1;border-radius:20px;background:#fff;box-shadow:0 18px 44px #20528e12}.order-form-card h2{margin:0;color:#10284b;font-size:29px;letter-spacing:-1px}.order-form-card>div>p:last-child{color:#6d7f95;font-size:14px;line-height:1.8}.purchase-form{display:grid;gap:14px}.purchase-form label{display:grid;gap:6px;color:#344d70;font-size:13px;font-weight:750}.purchase-form input,.purchase-form textarea{width:100%;border:1px solid #c9d9eb;border-radius:8px;padding:10px 11px;color:#1a3355;font:inherit;resize:vertical;background:#fbfdff}.purchase-form input:focus,.purchase-form textarea:focus{outline:2px solid #6fa3ff55;border-color:#6195f4}.purchase-form input[readonly]{background:#eef4fa;color:#55708f}.purchase-form .button{margin-top:5px}.form-status{min-height:18px;margin:0;color:#197857;font-size:13px;line-height:1.5}.form-status.error{color:#b72d2d}.manual-note{padding:19px;border-radius:12px;background:#fff7e6;color:#765a22;font-size:13px;line-height:1.75}.manual-note b{display:block;color:#9b6d12}.manual-note p{margin:9px 0 0}.purchase-disclaimer{margin:24px auto 0;max-width:850px;color:#6b7e94;text-align:center;font-size:13px;line-height:1.7}
@media(max-width:900px){.checkout-card{grid-template-columns:1fr;padding:34px}.payment-card{max-width:430px;width:100%;margin:auto}.order-form-card{grid-template-columns:1fr 1fr}.manual-note{grid-column:span 2}.purchase-steps{grid-template-columns:1fr 1fr}}@media(max-width:720px){.purchase-main{padding:29px 0 60px}.purchase-heading{margin:25px 0}.purchase-heading h1{font-size:36px}.checkout-card{padding:26px 19px;gap:28px}.checkout-product h2{font-size:26px}.checkout-price strong{font-size:37px}.purchase-steps{grid-template-columns:1fr 1fr;gap:9px}.purchase-steps>div{min-height:132px;padding:16px}.purchase-steps h3{font-size:14px}.purchase-steps p{font-size:12px}.order-form-card{grid-template-columns:1fr;padding:26px 19px;gap:25px}.manual-note{grid-column:span 1}.order-form-card h2{font-size:25px}}