/* tankfires.com: Xtreme Tank Technology / Freedom Tool
   Palette: near-black steel + controlled fire red-orange, blue (from the original logo) kept for links and focus rings. */
@font-face{font-family:'Outfit';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/Outfit-400-latin.woff2) format('woff2');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:'Outfit';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/Outfit-400-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Outfit';font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/Outfit-600-latin.woff2) format('woff2');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:'Outfit';font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/Outfit-600-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/Inter-400-latin.woff2) format('woff2');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:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/Inter-400-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/Inter-500-latin.woff2) format('woff2');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:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/Inter-500-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --ink:#07090c;        /* page background */
  --steel-900:#0c1016;
  --steel-800:#121821;
  --steel-700:#1a222d;
  --line:#28323f;
  --text:#eef2f6;
  --muted:#a6b1be;
  --fire:#ff5a2c;       /* fire-safety red-orange (accent) */
  --fire-deep:#c93a16;
  --blue:#6fa8e6;       /* from the original blue X logo; links/focus only */
  --paper:#eef1f4;      /* light section */
  --paper-ink:#0f141b;
  --paper-muted:#4a5564;
  --radius:14px;
  --wrap:1180px;
  --head-h:68px;
  --font-head:'Outfit',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --font-body:'Inter',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--head-h) + 12px);-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;background:var(--ink);color:var(--text);font-family:var(--font-body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)}
a:hover{color:#9cc5f0}
h1,h2,h3{font-family:var(--font-head);font-weight:600;line-height:1.12;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2.3rem,5.2vw,4rem)}
h2{font-size:clamp(1.85rem,3.6vw,2.75rem)}
h3{font-size:1.25rem;letter-spacing:0}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:var(--fire);color:var(--ink);padding:8px 14px;border-radius:8px;z-index:100;font-weight:600}
.skip:focus{left:12px}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,9,12,.88);backdrop-filter:saturate(140%) blur(10px);-webkit-backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:var(--head-h)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}
.brand img{width:42px;height:42px;border-radius:9px}
.brand-name{display:block;font-family:var(--font-head);font-weight:600;font-size:1.08rem;line-height:1.1;letter-spacing:.01em}
.brand-line{display:block;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:3px}
.nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav a{display:flex;align-items:center;min-height:44px;padding:8px 12px;border-radius:8px;color:var(--muted);text-decoration:none;font-size:.92rem;font-weight:500;white-space:nowrap}
.nav a:hover{color:var(--text);background:var(--steel-700)}
.nav a.cta{color:var(--ink);background:var(--fire);margin-left:6px}
.nav a.cta:hover{background:#ff7650;color:var(--ink)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 22px;border-radius:999px;font-weight:600;font-size:.98rem;text-decoration:none;border:1.5px solid transparent;line-height:1.2}
.btn-fire{background:var(--fire);color:var(--ink)}
.btn-fire:hover{background:#ff7650;color:var(--ink)}
.btn-ghost{border-color:#3a4656;color:var(--text)}
.btn-ghost:hover{border-color:var(--text);color:var(--text)}
.btn-dark{background:var(--paper-ink);color:#fff}
.btn-dark:hover{background:#222b37;color:#fff}

/* Section scaffolding */
.section{padding:96px 0}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--fire);margin:0 0 14px}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor}
.lead{font-size:1.15rem;color:#d4dbe4;max-width:62ch}
.muted{color:var(--muted)}
.section-head{max-width:760px;margin-bottom:44px}

/* Hero */
.hero{position:relative;overflow:hidden;padding:84px 0 72px;background:
  radial-gradient(900px 480px at 85% 10%,rgba(111,168,230,.16),transparent 60%),
  radial-gradient(640px 360px at 8% 62%,rgba(255,90,44,.11),transparent 70%),
  linear-gradient(180deg,var(--steel-900),var(--ink))}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:56px 56px;pointer-events:none;mask-image:linear-gradient(180deg,#000,transparent 85%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 85%)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,620px);gap:56px;align-items:center;min-height:min(62vh,560px)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:70% 50%;z-index:0}
.hero::before{content:"";position:absolute;inset:0;z-index:0;background:linear-gradient(90deg,rgba(7,9,12,.92) 0%,rgba(7,9,12,.78) 38%,rgba(7,9,12,.25) 70%,rgba(7,9,12,.1) 100%),linear-gradient(180deg,rgba(7,9,12,0) 55%,rgba(7,9,12,.85) 100%)}
.hero::after{z-index:0}
.hero .wrap{position:relative;z-index:1}
.hero h1 span{color:var(--fire)}
.hero .lead{margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-media figcaption{margin-top:12px;font-size:.88rem;color:var(--muted)}
.facts{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:64px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.fact{background:var(--steel-800);padding:22px 22px 20px}
.fact strong{display:block;font-family:var(--font-head);font-weight:600;font-size:1.15rem;color:var(--text);margin-bottom:4px}
.fact span{font-size:.9rem;color:var(--muted);line-height:1.45;display:block}

/* Video facade */
.video{position:relative;display:block;aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;background:#000;border:1px solid var(--line);box-shadow:0 24px 60px -24px rgba(0,0,0,.8)}
.video img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease,filter .3s}
.video .play{position:absolute;left:50%;top:50%;width:76px;height:76px;margin:-38px 0 0 -38px;border-radius:50%;background:var(--fire);display:grid;place-items:center;box-shadow:0 0 0 10px rgba(255,90,44,.22);transition:transform .2s}
.video .play::before{content:"";margin-left:6px;border-style:solid;border-width:14px 0 14px 23px;border-color:transparent transparent transparent var(--ink)}
.video:hover img{transform:scale(1.03);filter:brightness(1.08)}
.video:hover .play{transform:scale(1.07)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-meta{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-top:14px}
.video-meta h3{margin:0;font-size:1.12rem}
.yt-link{font-size:.9rem;font-weight:500;white-space:nowrap}

/* Fire suppression */
.fire{background:var(--ink)}
.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:32px}
.videos p{color:var(--muted);font-size:.97rem;margin:8px 0 0}

/* Foam delivery & tank sizes */
.foam{background:var(--steel-900);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cards2{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.card{background:var(--steel-800);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.card h3{font-size:1.45rem;margin-bottom:14px}
.card p{color:#cfd7e0}
.ticks{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px}
.ticks li{position:relative;padding-left:30px;color:var(--text);font-weight:500}
.ticks li::before{content:"";position:absolute;left:0;top:.42em;width:16px;height:9px;border-left:2.5px solid var(--fire);border-bottom:2.5px solid var(--fire);transform:rotate(-45deg)}
.sizes{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0 22px}
.size{border:1px solid var(--line);border-radius:12px;padding:18px;background:var(--steel-700)}
.size b{display:block;font-family:var(--font-head);font-weight:600;font-size:1.6rem;line-height:1.1;color:var(--text)}
.size small{display:block;margin-top:6px;color:var(--muted);font-size:.86rem;line-height:1.4}

/* Freedom Tool (light) */
.tool{background:var(--paper);color:var(--paper-ink)}
.tool .eyebrow{color:var(--fire-deep)}
.tool .lead{color:#2a3442}
.tool-intro{display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:center;margin-bottom:56px}
.tool-intro p{color:#2f3a48}
.stats{display:flex;gap:36px;margin:28px 0 0;flex-wrap:wrap}
.stats div{border-left:3px solid var(--fire);padding-left:14px}
.stats b{display:block;font-family:var(--font-head);font-weight:600;font-size:2.3rem;line-height:1}
.stats span{font-size:.9rem;color:var(--paper-muted)}
.cutaway{background:#fff;border-radius:var(--radius);padding:20px;box-shadow:0 30px 60px -30px rgba(15,20,27,.35);border:1px solid #dde3ea}
.cutaway img{margin:0 auto;max-height:430px;width:auto}
.cutaway figcaption{text-align:center;font-size:.85rem;color:var(--paper-muted);margin-top:8px}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature{background:#fff;border:1px solid #dde3ea;border-radius:var(--radius);padding:28px}
.feature .ico{width:44px;height:44px;border-radius:10px;background:var(--paper-ink);display:grid;place-items:center;margin-bottom:18px}
.feature .ico svg{width:24px;height:24px;stroke:var(--fire);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feature h3{margin-bottom:8px}
.feature p{color:#3a4554;font-size:.97rem;margin:0}
.why{margin-top:48px;max-width:820px}
.why p{color:#2f3a48;margin:0}
.tool-cta{margin-top:44px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;background:var(--paper-ink);color:#fff;border-radius:var(--radius);padding:28px 32px}
.tool-cta p{margin:0;font-size:1.12rem}
.tool-cta a.mail{color:#fff;font-weight:600}

/* Gallery */
.gallery{background:var(--ink)}
.grid-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.grid-gallery a{position:relative;display:block;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--steel-800);aspect-ratio:4/3}
.grid-gallery a:first-child{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.grid-gallery img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.grid-gallery a:hover img{transform:scale(1.04)}
.lightbox{border:0;padding:0;background:transparent;max-width:min(1000px,94vw);max-height:92vh}
.lightbox::backdrop{background:rgba(3,5,8,.9)}
.lightbox img{max-height:84vh;width:auto;border-radius:10px}
.lightbox p{color:var(--text);margin:10px 0 0;font-size:.95rem}
.lightbox button{position:absolute;top:8px;right:8px;width:40px;height:40px;border-radius:50%;border:0;background:rgba(7,9,12,.75);color:#fff;font-size:24px;line-height:1;cursor:pointer}

/* Contact */
.contact{background:linear-gradient(180deg,var(--steel-900),var(--ink));border-top:1px solid var(--line)}
.contact-card{display:grid;grid-template-columns:auto 1fr;gap:48px;align-items:center;background:var(--steel-800);border:1px solid var(--line);border-radius:20px;padding:44px}
.contact-card .logo{width:220px;height:220px;border-radius:18px;box-shadow:0 0 0 1px var(--line),0 30px 60px -30px rgba(255,90,44,.38)}
.contact-card h2{margin-bottom:6px}
.contact-list{list-style:none;margin:26px 0 30px;padding:0;display:grid;gap:14px}
.contact-list li{display:grid;grid-template-columns:110px 1fr;gap:12px;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:12px}
.contact-list span{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.contact-list a,.contact-list b{color:var(--text);font-size:1.12rem;font-weight:500;text-decoration:none}
.contact-list a:hover{color:var(--fire)}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap}

.site-footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.88rem}
.site-footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-footer a{color:var(--muted)}

/* Responsive */
@media (max-width:1020px){
  .nav a:not(.cta){display:none}
  .hero-grid,.tool-intro{grid-template-columns:1fr;gap:40px}
  .facts{grid-template-columns:1fr 1fr}
  .features{grid-template-columns:1fr 1fr}
  .cutaway{max-width:420px}
}
@media (max-width:760px){
  :root{--head-h:60px}
  body{font-size:16px}
  .section{padding:68px 0}
  .wrap{padding:0 20px}
  .brand img{width:36px;height:36px}
  .brand-name{font-size:.98rem}
  .brand-line{font-size:.62rem}
  .nav a.cta{padding:8px 13px;margin-left:0;font-size:.88rem}
  .hero{padding:52px 0 52px}
  .hero::before{background:linear-gradient(180deg,rgba(7,9,12,.75),rgba(7,9,12,.88))}
  .hero-grid{min-height:0}
  .facts{margin-top:44px}
  .stats{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:20px}
  .stats b{font-size:1.8rem}
  .brand{min-width:0;flex:1 1 auto}
  .brand > span{min-width:0}
  .brand-line{letter-spacing:.03em;font-size:.6rem}
  .site-header .wrap{gap:12px}
  .nav a.cta{display:none}
  .stats span{display:block;line-height:1.35;margin-top:4px}
  .fact{padding:18px 16px}
  .videos,.cards2,.features{grid-template-columns:1fr}
  .card{padding:26px}
  .grid-gallery{grid-template-columns:1fr 1fr;gap:10px}
  .grid-gallery a:first-child{grid-column:span 2;grid-row:auto;aspect-ratio:4/3}
  .contact-card{grid-template-columns:1fr;padding:28px;gap:26px}
  .contact-card .logo{width:120px;height:120px}
  .contact-list li{grid-template-columns:1fr;gap:2px}
  .tool-cta{padding:24px}
  .stats{gap:24px}
}
@media (max-width:400px){
  .sizes{grid-template-columns:1fr}
  .fact strong{font-size:1.02rem}
}
@media (max-width:340px){
  .facts{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
}

/* tap targets 44px (2026-10-24) */
.site-footer a{display:inline-flex;align-items:center;min-height:44px}
.hero-actions .btn{min-height:44px}
.hero-actions .btn-ghost{border-color:rgba(236,231,220,.6);background:rgba(7,9,12,.35)}

/* ☰ Menu below 1020px (2026-10-24) */
.nav{display:flex;align-items:center;gap:8px;position:relative}
.nav-toggle{display:none}
@media (max-width:1020px){
  .nav-toggle{display:inline-flex;align-items:center;min-height:44px;padding:8px 14px;border:1.5px solid #3a4656;border-radius:8px;background:transparent;color:var(--text);font:inherit;font-size:.92rem;font-weight:500;cursor:pointer}
  .nav.open ul{position:absolute;top:calc(100% + 10px);right:0;flex-direction:column;gap:2px;background:var(--steel-800);border:1px solid var(--line);border-radius:12px;padding:8px;min-width:220px;box-shadow:0 12px 30px rgba(0,0,0,.45)}
  .nav.open a:not(.cta){display:flex}
  .nav.open a.cta{display:flex;margin-left:0;justify-content:center}
}
.yt-link{display:inline-flex;align-items:center;min-height:44px}
.brand{min-height:44px}
.cform{margin:0 0 28px;display:grid;gap:14px}
.cform h3{margin:0}
.cform-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cform label{display:grid;gap:6px;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.cform input,.cform textarea{font:inherit;font-size:1rem;letter-spacing:normal;text-transform:none;color:var(--text);background:rgba(7,9,12,.5);border:1px solid var(--line);border-radius:10px;padding:12px;min-height:44px}
.cform input:focus,.cform textarea:focus{outline:2px solid var(--fire);outline-offset:1px}
.cform button{justify-self:start;min-height:44px}
.cform .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cform-status{margin:0;padding:10px 14px;border-radius:10px;background:rgba(30,122,60,.25);color:var(--text)}
.cform-status.err{background:rgba(255,90,44,.2)}
@media (max-width:640px){.cform-grid{grid-template-columns:1fr}}
.does{background:#fff;color:#1f2833;border:1px solid #dde3ea;border-radius:18px;padding:28px 32px;margin:0 0 32px}
.does h3{margin:0 0 14px}
.does-list{margin:0 0 14px;padding-left:1.3em;display:grid;gap:10px}
.does-list b{color:var(--fire-deep)}
.does .small{font-size:.9rem;margin:0;color:#3a4554}
.does a{color:var(--fire-deep);display:inline-flex;align-items:center;min-height:44px}
.does .usp{font-size:1.08rem;font-weight:600;color:#1f2833;margin:0 0 14px}