@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-vietnamese-wdth-normal-rJmnGBSt.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-latin-ext-wdth-normal-7khWdh9v.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo Variable;font-style:normal;font-display:swap;font-weight:100 900;font-stretch:62% 125%;src:url(/assets/archivo-latin-wdth-normal-DY7AcnAa.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-sans-latin-400-normal-CDDApCn2.woff2) format("woff2"),url(/assets/ibm-plex-sans-latin-400-normal-CYLoc0-x.woff) format("woff")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-sans-latin-500-normal-6ng42L7E.woff2) format("woff2"),url(/assets/ibm-plex-sans-latin-500-normal-BgVn5rGT.woff) format("woff")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/ibm-plex-sans-latin-600-normal-CuJfVYMP.woff2) format("woff2"),url(/assets/ibm-plex-sans-latin-600-normal-Cu4Hd6ag.woff) format("woff")}:root{--deep: #062b3a;--deep-2: #0b3d50;--deep-3: #12546b;--paper: #f4f7f7;--white: #ffffff;--ink: #10232c;--slate: #4f636c;--line: #d3dee1;--teal: #0f8b7e;--teal-bright: #3fd0bd;--amber: #e9a23b;--coral: #e0705c;--display: "Archivo Variable", "Archivo", "Segoe UI", system-ui, sans-serif;--body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;--step--1: .875rem;--step-0: 1.0625rem;--step-1: 1.3125rem;--step-2: 1.75rem;--step-3: 2.375rem;--step-4: clamp(2.5rem, 5.2vw, 4.25rem);--wrap: 1180px;--gutter: clamp(16px, 4vw, 40px);--radius-s: 6px;--radius-l: 14px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:var(--step-0);line-height:1.6;-webkit-font-smoothing:antialiased}img,svg,canvas{display:block;max-width:100%}a{color:var(--teal);text-underline-offset:3px}a:hover{color:var(--deep-3)}:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:3px}h1,h2,h3,h4{font-family:var(--display);font-stretch:112%;line-height:1.08;letter-spacing:-.015em;margin:0 0 .5em;text-wrap:balance}h1{font-size:var(--step-4);font-weight:760}h2{font-size:var(--step-3);font-weight:720}h3{font-size:var(--step-1);font-weight:680;line-height:1.2}h4{font-size:var(--step-0);font-weight:680}p{margin:0 0 1em;max-width:68ch}ul,ol{padding-left:1.2em}li{margin-bottom:.4em}.wrap{width:min(100% - 2 * var(--gutter),var(--wrap));margin-inline:auto}.skip{position:absolute;left:-999px;top:8px;background:var(--amber);color:var(--ink);padding:8px 14px;z-index:100}.skip:focus{left:8px}.site-header{position:sticky;top:0;z-index:50;background:#062b3af0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--white);border-bottom:1px solid rgba(255,255,255,.08)}.site-header .bar{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:68px}.brand{display:flex;align-items:center;gap:10px;color:var(--white);text-decoration:none}.brand:hover{color:var(--white)}.brand img{height:42px;width:42px;background:var(--white);border-radius:8px;padding:4px;object-fit:contain}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:6px;background:var(--teal);font-family:var(--display);font-weight:800;font-size:15px;color:var(--white)}.brand-name{font-family:var(--display);font-stretch:112%;font-weight:720;font-size:1.08rem;letter-spacing:-.01em;line-height:1.1}.brand-name small{display:block;font-family:var(--body);font-weight:400;font-size:.72rem;opacity:.7;letter-spacing:0;font-stretch:100%}.nav{display:flex;align-items:center;gap:4px}.nav a{color:#ffffffd1;text-decoration:none;font-size:.95rem;padding:8px 11px;border-radius:var(--radius-s)}.nav a:hover{color:var(--white);background:#ffffff12}.nav a.active{color:var(--white);box-shadow:inset 0 -2px 0 var(--teal-bright);border-radius:0}.nav .nav-cta{margin-left:8px;background:var(--amber);color:var(--ink);font-weight:600;border-radius:var(--radius-s)}.nav .nav-cta:hover{background:#f3b55a;color:var(--ink)}.nav .nav-cta.active{box-shadow:none}.menu-btn{display:none;background:none;border:1px solid rgba(255,255,255,.3);color:var(--white);border-radius:var(--radius-s);padding:8px 12px;font:inherit;cursor:pointer}@media (max-width: 1060px){.menu-btn{display:block}.nav{display:none;position:absolute;left:0;right:0;top:68px;flex-direction:column;align-items:stretch;background:var(--deep);padding:10px var(--gutter) 20px;border-bottom:1px solid rgba(255,255,255,.1)}.nav.open{display:flex}.nav a{padding:12px 8px;font-size:1.05rem}.nav a.active{box-shadow:inset 3px 0 0 var(--teal-bright);padding-left:14px}.nav .nav-cta{margin:10px 0 0;text-align:center}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 1rem/1 var(--body);text-decoration:none;cursor:pointer;padding:14px 22px;border-radius:var(--radius-s);border:2px solid transparent;transition:background-color .15s,color .15s,border-color .15s}.btn-primary{background:var(--amber);color:var(--ink)}.btn-primary:hover{background:#f3b55a;color:var(--ink)}.btn-ghost{border-color:currentColor;color:inherit;background:transparent}.btn-ghost:hover{background:#ffffff14;color:inherit}.on-paper .btn-ghost:hover{background:#0f8b7e14}.btn-teal{background:var(--teal);color:var(--white)}.btn-teal:hover{background:var(--deep-3);color:var(--white)}.btn[disabled]{opacity:.6;cursor:progress}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.band{padding-block:clamp(64px,9vw,112px)}.band-deep{background:var(--deep);color:var(--white)}.band-deep a:not(.btn){color:var(--teal-bright)}.band-white{background:var(--white)}.band-tight{padding-block:clamp(40px,6vw,72px)}.lede{font-size:var(--step-1);line-height:1.5;color:var(--slate);max-width:60ch}.band-deep .lede{color:#ffffffc7}.section-head{max-width:760px;margin-bottom:clamp(32px,5vw,56px)}.muted{color:var(--slate)}.band-deep .muted{color:#ffffffa8}.small{font-size:var(--step--1)}.hero{background:var(--deep);color:var(--white);overflow:hidden}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:clamp(28px,4vw,56px);align-items:center;padding-block:clamp(48px,7vw,88px)}.hero h1{margin-bottom:.4em;font-size:clamp(2.3rem,4.1vw,3.5rem)}.hero .lede{color:#fffc}.hero-sub{font-size:var(--step--1);color:#ffffff9e;margin-top:22px}.tank-frame{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid rgba(255,255,255,.12);background:#04202c}.tank-caption{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 16px;padding:12px 16px;font-size:.85rem;color:#ffffffb8;border-top:1px solid rgba(255,255,255,.08);background:#0000002e}@media (max-width: 900px){.hero-grid{grid-template-columns:1fr}}.page-hero{background:var(--deep);color:var(--white);padding-block:clamp(56px,8vw,96px) clamp(40px,6vw,72px)}.page-hero p{color:#fffc;font-size:var(--step-1);line-height:1.5;max-width:62ch}.crumbs{font-size:var(--step--1);color:#fff9;margin-bottom:18px}.crumbs a{color:#fffc}.tank{position:relative;width:100%;aspect-ratio:16 / 10}.tank canvas{width:100%;height:100%;cursor:crosshair}.tank-tip{position:absolute;pointer-events:none;background:var(--white);color:var(--ink);border-radius:var(--radius-s);padding:8px 12px;font-size:.85rem;line-height:1.35;box-shadow:0 6px 24px #00000040;transform:translate(-50%,calc(-100% - 14px));white-space:nowrap}.tank-tip strong{display:block;font-family:var(--display);font-stretch:110%}.tank-legend{display:flex;flex-wrap:wrap;gap:6px 16px}.tank-legend span{display:inline-flex;align-items:center;gap:6px}.tank-legend i{width:10px;height:10px;border-radius:50%;display:inline-block}.tank-controls{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:14px 16px;background:#00000038;border-top:1px solid rgba(255,255,255,.08);color:var(--white);font-size:.9rem}.tank-controls input[type=range]{width:100%;accent-color:var(--teal-bright)}.tank-controls output{font-family:var(--display);font-stretch:110%;font-weight:700;min-width:4.5em;text-align:right}.tank-controls button{background:none;border:1px solid rgba(255,255,255,.35);color:var(--white);border-radius:var(--radius-s);padding:6px 12px;font:inherit;cursor:pointer}.tank-stats{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.08)}.tank-stats div{padding:12px 16px;border-right:1px solid rgba(255,255,255,.08);color:#ffffffb3;font-size:.82rem}.tank-stats div:last-child{border-right:0}.tank-stats b{display:block;font-family:var(--display);font-stretch:110%;font-size:1.5rem;color:var(--white);line-height:1.1}@media (max-width: 560px){.tank-stats{grid-template-columns:repeat(2,1fr)}.tank-stats div:nth-child(2){border-right:0}}.service-list{border-top:1px solid var(--line)}.service-row{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.3fr) auto;gap:24px 40px;align-items:start;padding:32px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink)}.service-row:hover{color:var(--ink);background:linear-gradient(90deg,rgba(15,139,126,.06),transparent 70%)}.service-row h3{margin:0;font-size:var(--step-2)}.service-row p{margin:0;color:var(--slate)}.service-row .go{font-weight:600;color:var(--teal);white-space:nowrap;padding-top:6px}.service-row .tagline{display:block;margin-top:8px;font-size:var(--step--1);color:var(--teal);font-family:var(--body);font-weight:500}@media (max-width: 780px){.service-row{grid-template-columns:1fr;gap:10px}}.leak{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center}@media (max-width: 860px){.leak{grid-template-columns:1fr}}.leak-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-l);padding:clamp(20px,3vw,32px)}.band-deep .leak-card{background:var(--deep-2);border-color:#ffffff1a}.leak-row{margin-bottom:22px}.leak-row header{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:8px}.leak-row header strong{font-family:var(--display);font-stretch:110%;font-size:1.05rem}.leak-row header span{font-size:.9rem;color:var(--slate)}.band-deep .leak-row header span{color:#ffffffb3}.leak-bar{position:relative;height:46px;border-radius:var(--radius-s);background:repeating-linear-gradient(135deg,#e9a23b47 0,#e9a23b47 8px,#e9a23b24 8px,#e9a23b24 16px);overflow:hidden}.leak-bar .kept{position:absolute;inset:0 auto 0 0;background:var(--teal);display:flex;align-items:center;padding-left:14px;color:var(--white);font-weight:600;font-size:.95rem;transition:width .5s cubic-bezier(.2,.7,.2,1);white-space:nowrap}.leak-bar .lost{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-weight:600;font-size:.9rem;color:#8a5a10}.band-deep .leak-bar .lost{color:var(--amber)}.leak-slider{display:grid;gap:6px;margin-top:8px}.leak-slider input{width:100%;accent-color:var(--teal)}.leak-gap{font-family:var(--display);font-stretch:112%;font-weight:760;font-size:var(--step-3);line-height:1;color:var(--amber)}.leak-note{font-size:var(--step--1);color:var(--slate);margin-top:14px}.band-deep .leak-note{color:#fff9}.funnel{display:grid;gap:14px}.funnel-step{display:grid;grid-template-columns:minmax(150px,.35fr) 1fr;gap:18px;align-items:center}.funnel-step .lbl{font-size:.95rem}.funnel-step .lbl b{display:block;font-family:var(--display);font-stretch:110%;font-size:1.35rem;line-height:1.1}.funnel-track{height:30px;background:#ffffff12;border-radius:4px;overflow:hidden}.on-paper .funnel-track{background:#e4ecee}.funnel-fill{height:100%;width:0;background:var(--deep-3);transition:width 1.1s cubic-bezier(.2,.7,.2,1)}.funnel-step:nth-child(2) .funnel-fill{background:var(--amber)}.funnel-step:nth-child(3) .funnel-fill{background:var(--teal-bright)}.funnel.in .funnel-step:nth-child(2) .funnel-fill{transition-delay:.25s}.funnel.in .funnel-step:nth-child(3) .funnel-fill{transition-delay:.5s}@media (max-width: 560px){.funnel-step{grid-template-columns:1fr;gap:6px}}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:start}.split-wide{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}@media (max-width: 860px){.split,.split-wide{grid-template-columns:1fr}}.checks{list-style:none;padding:0;margin:0}.checks li{position:relative;padding-left:30px;margin-bottom:14px}.checks li:before{content:"";position:absolute;left:0;top:.45em;width:16px;height:9px;border-left:2.5px solid var(--teal);border-bottom:2.5px solid var(--teal);transform:rotate(-45deg)}.band-deep .checks li:before{border-color:var(--teal-bright)}.crosses li:before{width:14px;height:2.5px;border:0;background:var(--coral);transform:none;top:.8em}.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}.facts>div{padding:22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--white)}.facts b{display:block;font-family:var(--display);font-stretch:112%;font-size:var(--step-3);line-height:1;color:var(--deep);margin-bottom:6px}.facts span{color:var(--slate);font-size:.95rem}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-l);background:var(--white)}table{width:100%;border-collapse:collapse;font-size:.97rem;min-width:640px}th,td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}thead th{background:#eaf1f2;font-family:var(--display);font-stretch:108%;font-weight:680;font-size:.95rem}tbody tr:last-child td{border-bottom:0}td.focus{font-weight:600}.tag{display:inline-block;font-size:.78rem;font-weight:600;color:var(--teal);background:#0f8b7e1a;border-radius:4px;padding:2px 8px;margin-top:6px}.phases{counter-reset:phase;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:0;border-top:3px solid var(--teal)}.phase{counter-increment:phase;padding:24px 22px 8px 0;position:relative}.phase+.phase{padding-left:22px;border-left:1px solid var(--line)}.band-deep .phase+.phase{border-color:#ffffff1f}.phase:before{content:counter(phase);display:block;font-family:var(--display);font-stretch:115%;font-weight:800;font-size:2.6rem;line-height:1;color:var(--teal);margin-bottom:12px}.band-deep .phase:before{color:var(--teal-bright)}.phase .time{display:inline-block;font-size:.85rem;font-weight:600;color:var(--deep-3);background:#e3eef0;border-radius:4px;padding:3px 9px;margin-bottom:12px}.band-deep .phase .time{background:#ffffff1a;color:var(--white)}.phase p{font-size:.97rem}@media (max-width: 760px){.phase+.phase{border-left:0;padding-left:0;border-top:1px solid var(--line)}}.visual-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px}.visual-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-l);padding:20px;display:flex;flex-direction:column;gap:10px}.visual-item h3{margin:0;font-size:1.15rem}.visual-item p{margin:0;color:var(--slate);font-size:.95rem;flex:1}.visual-item a{font-weight:600}.vis-thumb{height:74px;border-radius:var(--radius-s);background:var(--deep);position:relative;overflow:hidden}.download-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.download-list li{margin:0;border-bottom:1px solid var(--line)}.download-list a{display:flex;justify-content:space-between;gap:16px;padding:14px 4px;text-decoration:none;color:var(--ink);font-weight:500}.download-list a:hover{color:var(--teal)}.download-list a span:last-child{color:var(--teal);font-weight:600}.callout{border-left:4px solid var(--amber);background:#fdf6ea;padding:18px 22px;border-radius:0 var(--radius-s) var(--radius-s) 0}.callout p:last-child{margin-bottom:0}.compare td:nth-child(2){color:var(--teal);font-weight:600}.form{display:grid;gap:18px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media (max-width: 620px){.form-row{grid-template-columns:1fr}}.field{display:grid;gap:6px}.field label{font-weight:600;font-size:.95rem}.field label .opt{font-weight:400;color:var(--slate)}.field input,.field select,.field textarea{font:inherit;color:var(--ink);background:var(--white);border:1.5px solid #b9c8cc;border-radius:var(--radius-s);padding:12px 14px;width:100%}.field textarea{min-height:140px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px #0f8b7e33}.field [aria-invalid=true]{border-color:var(--coral)}.field .err{color:#b23b27;font-size:.88rem}.hp{position:absolute;left:-5000px;width:1px;height:1px;overflow:hidden}.form-status{padding:14px 18px;border-radius:var(--radius-s);font-weight:500}.form-status.ok{background:#e2f4f1;color:#0b5e55}.form-status.bad{background:#fbe9e5;color:#8f2c1b}.form-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-l);padding:clamp(22px,4vw,40px)}.contact-lines{list-style:none;padding:0;margin:0 0 28px}.contact-lines li{padding:14px 0;border-bottom:1px solid var(--line);margin:0}.contact-lines li span{display:block;font-size:.85rem;color:var(--slate)}.contact-lines a{font-size:1.15rem;font-weight:600;text-decoration:none}.cta-band{background:var(--deep-2);color:var(--white);padding-block:clamp(56px,8vw,88px)}.cta-band .inner{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:28px}.cta-band h2{margin:0;max-width:18ch}.cta-band p{color:#ffffffbf;margin:12px 0 0}.cta-band .actions{margin-top:0}.site-footer{background:#041d28;color:#ffffffb8;padding-block:56px 28px;font-size:.95rem}.site-footer a{color:#ffffffd9;text-decoration:none}.site-footer a:hover{color:var(--white);text-decoration:underline}.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}.foot-grid h4{color:var(--white);font-size:1rem;margin-bottom:14px}.foot-grid ul{list-style:none;padding:0;margin:0}.foot-grid li{margin-bottom:8px}.foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:.85rem}@media (max-width: 860px){.foot-grid{grid-template-columns:1fr 1fr}}@media (max-width: 520px){.foot-grid{grid-template-columns:1fr}}.prose h2{font-size:var(--step-2);margin-top:1.6em}.prose h3{margin-top:1.4em}.prose{max-width:760px}.wa-float{position:fixed;right:18px;bottom:18px;z-index:40;width:54px;height:54px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 6px 20px #00000040}.wa-float svg{width:28px;height:28px;fill:var(--white)}@media (max-width: 700px){.stack table,.stack tbody,.stack tr,.stack td{display:block;min-width:0}.stack thead{display:none}.stack tr{border-bottom:1px solid var(--line);padding:10px 0}.stack tbody tr:last-child{border-bottom:0}.stack td{border:0;padding:6px 18px}.stack td[data-label]:before{content:attr(data-label);display:block;font-size:.8rem;font-weight:600;color:var(--slate)}}@media (max-width: 560px){.tank{aspect-ratio:4 / 3.4}}.foot-logo{width:200px;height:auto;background:var(--white);border-radius:10px;padding:10px 14px;margin-bottom:16px}
