:root{
  --sign:#00613a;
  --sign-deep:#004a2c;
  --white:#f6f7f2;
  --warn:#ffc629;
  --asphalt:#2b2d2c;
  --asphalt-2:#353837;
  --sky:#d9e0e2;
  --sky-2:#cfd7da;
  --steel:#8a9397;
  --reg:#ffffff;
  --ink:#1a1c1b;
  --muted:#4d5553;
  --gutter:clamp(16px,4vw,48px);
  --ease:cubic-bezier(.2,.9,.2,1);
}
*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:16px}
body{background:var(--sky);color:var(--asphalt);font-family:Overpass,system-ui,sans-serif;line-height:1.55;font-size:18px;overscroll-behavior-y:none}
img,svg{display:block}
a{color:inherit}
::selection{background:var(--warn);color:var(--asphalt)}
:focus-visible{outline:4px solid var(--warn);outline-offset:3px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.icon{width:1em;height:1em;flex:none}

/* header */
.top{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px var(--gutter)}
.brand{font-weight:900;font-size:18px;letter-spacing:-.01em;display:flex;align-items:center;gap:10px;text-decoration:none}
.brand .mini{width:34px;height:24px;border-radius:5px;background:var(--sign);box-shadow:inset 0 0 0 2px var(--sign),inset 0 0 0 4px var(--white)}
.top nav{display:flex;gap:26px;font-weight:600;font-size:16px;align-items:center}
.top nav a{text-decoration:none}
.top nav a:hover{text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:2px}
.top .navcall{font-weight:800;display:inline-flex;gap:8px;align-items:center}

/* gantry + signs */
.gantry{padding:28px var(--gutter) 0}
.truss{height:30px;background:
  linear-gradient(var(--steel),var(--steel)) top/100% 4px no-repeat,
  linear-gradient(var(--steel),var(--steel)) bottom/100% 4px no-repeat,
  repeating-linear-gradient(60deg,transparent 0 13px,var(--steel) 13px 16px),
  repeating-linear-gradient(-60deg,transparent 0 13px,var(--steel) 13px 16px);border-radius:2px}
.signs{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:clamp(12px,1.6vw,22px);margin-top:-6px;position:relative}
.signs::before,.signs::after{content:"";position:absolute;top:-10px;width:10px;height:18px;background:var(--steel);left:22%}
.signs::after{left:78%}
.sign{position:relative;background:var(--sign);color:var(--white);border-radius:14px;padding:clamp(20px,2.6vw,36px);box-shadow:inset 0 0 0 4px var(--sign),inset 0 0 0 7px var(--white),0 20px 40px -26px #0b1f16}
.tab{position:absolute;top:-38px;right:28px;background:var(--sign);color:var(--white);font-weight:800;font-size:17px;padding:8px 16px 4px;border-radius:10px 10px 0 0;box-shadow:inset 0 0 0 3px var(--sign),inset 3px 3px 0 3px var(--white),inset -3px 0 0 3px var(--white);text-decoration:none;display:flex;gap:8px;align-items:center}
h1{font-weight:900;font-size:clamp(44px,6.4vw,92px);line-height:.95;letter-spacing:-.015em;text-wrap:balance}
.sub{margin-top:18px;font-weight:600;font-size:clamp(19px,1.8vw,24px);max-width:32ch;line-height:1.3}
.arrow-row{margin-top:clamp(22px,3vw,36px);display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.call{display:inline-flex;align-items:center;gap:14px;background:var(--white);color:var(--sign-deep);text-decoration:none;font-weight:900;font-size:clamp(20px,2vw,26px);padding:16px 24px 12px;border-radius:10px;transition:transform .25s var(--ease),background .2s}
.call:hover{transform:translateY(-2px);background:#fff}
.call .icon{font-size:26px}
.down{width:52px;height:52px;flex:none}
.small{font-weight:600;font-size:16px;opacity:.92;max-width:22ch;line-height:1.3}
.dest h2{font-weight:800;font-size:clamp(18px,1.6vw,21px);line-height:1.2;opacity:.94}
.shields{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.shield{appearance:none;background:none;border:0;padding:4px;border-radius:8px;cursor:pointer;line-height:0;transition:transform .2s var(--ease),background .2s}
.shield svg{width:52px;height:52px}
.shield[aria-pressed=true]{background:#ffffff26;transform:translateY(-2px)}
.shield:hover{background:#ffffff17}
.cities{margin-top:16px;padding:0;list-style:none;font-weight:800;font-size:clamp(22px,2.1vw,30px);line-height:1.18;min-height:6.2em}
.cities li{border-top:2px solid #f6f7f233}
.cities li:first-child{border-top:0}
.cities a{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:6px 0 2px;text-decoration:none}
.cities a:hover span:first-child{text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:3px}
.cities .mi{font-weight:600;font-size:.62em;opacity:.82}
.cities.swap li{animation:flip .5s var(--ease) both}
.cities.swap li:nth-child(2){animation-delay:.05s}.cities.swap li:nth-child(3){animation-delay:.1s}.cities.swap li:nth-child(4){animation-delay:.15s}.cities.swap li:nth-child(5){animation-delay:.2s}
@keyframes flip{from{opacity:0;transform:translateY(-.4em);filter:blur(3px)}to{opacity:1;transform:none;filter:none}}
.posts{display:flex;justify-content:space-between;padding:0 12%;height:clamp(40px,6vw,90px)}
.posts span{width:16px;background:linear-gradient(90deg,#727b7f,#a5adb0 40%,#6f787c)}

/* asphalt sections */
.asphalt{background:var(--asphalt);color:var(--white);position:relative;padding:clamp(48px,7vw,96px) var(--gutter)}
.asphalt.lane::before{content:"";position:absolute;left:0;right:0;top:0;height:8px;background:repeating-linear-gradient(90deg,var(--white) 0 60px,transparent 60px 110px);opacity:.9}
.sec-h{font-weight:900;font-size:clamp(32px,4vw,56px);line-height:1;letter-spacing:-.01em;max-width:20ch;text-wrap:balance}
.sec-p{margin-top:14px;font-size:19px;max-width:52ch;opacity:.88}

/* warning diamonds */
.diamonds{margin-top:44px;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:clamp(12px,2vw,28px)}
.dia{text-decoration:none;display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center}
.dia .d{width:78%;aspect-ratio:1;transform:rotate(45deg);background:var(--warn);border-radius:12%;box-shadow:inset 0 0 0 4px var(--warn),inset 0 0 0 7px var(--asphalt);display:grid;place-items:center;transition:transform .3s var(--ease)}
.dia .d span{transform:rotate(-45deg);color:var(--asphalt);font-weight:900;font-size:clamp(13px,1.25vw,17px);line-height:1.02;text-transform:uppercase;padding:0 8%}
.dia:hover .d{transform:rotate(45deg) scale(1.05)}
.dia small{font-size:15px;opacity:.82;max-width:17ch;line-height:1.3}

/* exits (process) */
.exits{background:var(--sky);padding:clamp(56px,8vw,110px) var(--gutter) 0;position:relative}
.road{margin-top:48px;position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,2vw,26px);padding-bottom:120px}
.road::after{content:"";position:absolute;left:calc(-1*var(--gutter));right:calc(-1*var(--gutter));bottom:0;height:96px;background:
  linear-gradient(var(--white),var(--white)) 0 14px/100% 4px no-repeat,
  repeating-linear-gradient(90deg,var(--warn) 0 70px,transparent 70px 120px) 0 46px/100% 5px no-repeat,
  linear-gradient(var(--white),var(--white)) 0 78px/100% 4px no-repeat,
  var(--asphalt)}
.exit{position:relative;display:flex;flex-direction:column}
.exit .plate{background:var(--sign);color:var(--white);border-radius:12px;padding:22px 22px 20px;box-shadow:inset 0 0 0 3px var(--sign),inset 0 0 0 6px var(--white);flex:1}
.exit .tabn{align-self:flex-start;margin-left:18px;background:var(--sign);color:var(--white);font-weight:800;font-size:15px;padding:6px 14px 2px;border-radius:9px 9px 0 0;box-shadow:inset 3px 3px 0 0 var(--white),inset -3px 0 0 0 var(--white)}
.exit h3{font-weight:900;font-size:clamp(22px,2vw,27px);line-height:1.1}
.exit p{margin-top:10px;font-size:16.5px;line-height:1.45;opacity:.94}
.exit .post{width:12px;height:120px;margin:0 auto -120px;background:linear-gradient(90deg,#727b7f,#a5adb0 40%,#6f787c);position:relative;z-index:1}

/* regulatory panels: math */
.math{padding:clamp(56px,8vw,110px) var(--gutter)}
.math-grid{margin-top:40px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:clamp(20px,3vw,40px);align-items:start}
.reg{background:var(--reg);color:var(--ink);border-radius:12px;padding:clamp(20px,2.4vw,30px);box-shadow:inset 0 0 0 3px var(--reg),inset 0 0 0 6px var(--ink),0 18px 36px -24px #1a1c1b66}
.reg h3{font-weight:900;font-size:24px;line-height:1.1}
.routes{display:grid;gap:14px}
.route{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;align-items:center}
.route .rs{grid-row:span 2;width:58px;height:58px;border-radius:10px;display:grid;place-items:center;font-weight:900;font-size:13px;line-height:1;text-align:center}
.route .rs.a{background:var(--asphalt);color:var(--white)}
.route .rs.b{background:var(--sign);color:var(--white);box-shadow:inset 0 0 0 2px var(--sign),inset 0 0 0 4px var(--white)}
.route b{font-size:20px;font-weight:900}
.route span{font-size:16px;color:var(--muted);line-height:1.35}
.field{margin-top:16px}
.field label{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-weight:700;font-size:16px}
.field output{font-weight:900;font-size:22px;font-variant-numeric:tabular-nums}
input[type=range]{width:100%;margin-top:8px;appearance:none;height:30px;background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:var(--sky-2)}
input[type=range]::-moz-range-track{height:6px;border-radius:3px;background:var(--sky-2)}
input[type=range]::-webkit-slider-thumb{appearance:none;width:26px;height:26px;margin-top:-10px;background:var(--sign);border:4px solid var(--white);border-radius:50%;box-shadow:0 0 0 2px var(--sign)}
input[type=range]::-moz-range-thumb{width:18px;height:18px;background:var(--sign);border:4px solid var(--white);border-radius:50%;box-shadow:0 0 0 2px var(--sign)}
.tbl{margin-top:18px;width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:16px}
.tbl th,.tbl td{padding:9px 0;border-bottom:1px solid #1a1c1b1f;text-align:right}
.tbl th:first-child,.tbl td:first-child{text-align:left}
.tbl thead th{font-weight:900;font-size:15px;border-bottom:3px solid var(--ink)}
.tbl .neg{color:var(--muted)}
.tbl .tot td{font-weight:900;font-size:19px;border-bottom:0;padding-top:14px}
.tbl .time td{color:var(--muted);font-size:15px}
.fine{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.45}

/* cities by county */
.counties{margin-top:40px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,2vw,24px)}
.county{background:var(--sign);color:var(--white);border-radius:12px;padding:20px 22px;box-shadow:inset 0 0 0 3px var(--sign),inset 0 0 0 6px var(--white)}
.county h3{font-weight:900;font-size:21px;padding-bottom:10px;border-bottom:2px solid #f6f7f244}
.county ul{list-style:none;padding:0;margin-top:8px;columns:2;column-gap:18px}
.county li{break-inside:avoid}
.county a{display:block;padding:4px 0;text-decoration:none;font-weight:700;font-size:17px}
.county a:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}

/* faq */
.faq{padding:clamp(56px,8vw,110px) var(--gutter);background:var(--sky-2);border-top:4px solid var(--steel)}
.faq-list{margin-top:36px;max-width:900px;display:grid;gap:10px}
.faq details{background:var(--reg);border-radius:10px;box-shadow:0 10px 24px -20px #1a1c1b80}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:18px;align-items:center;padding:18px 22px 16px;font-weight:800;font-size:19px;line-height:1.3}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";width:14px;height:14px;flex:none;border-right:4px solid var(--ink);border-bottom:4px solid var(--ink);transform:rotate(45deg) translate(-3px,-3px);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:rotate(-135deg) translate(-3px,-3px)}
.faq details p{padding:0 22px 20px;color:var(--muted);font-size:17px;max-width:70ch}

/* final call + form */
.final{padding:clamp(56px,8vw,110px) var(--gutter)}
.final-grid{margin-top:36px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(18px,3vw,36px);align-items:stretch}
.final .sign h2{font-weight:900;font-size:clamp(30px,3.4vw,48px);line-height:1}
.final .sign p{margin-top:12px;font-size:18px;max-width:34ch}
.form{display:grid;gap:14px}
.form label{display:grid;gap:6px;font-weight:700;font-size:16px}
.form input{font:inherit;font-size:18px;padding:13px 14px 11px;border:0;border-radius:8px;background:#fff;color:var(--ink);box-shadow:inset 0 0 0 2px #1a1c1b44}
.form input:focus{outline:none;box-shadow:inset 0 0 0 3px var(--sign)}
.form input:user-invalid{box-shadow:inset 0 0 0 3px #b3261e}
.form button{font:inherit;font-weight:900;font-size:20px;padding:16px 18px 13px;border:0;border-radius:10px;background:var(--sign);color:var(--white);cursor:pointer;box-shadow:inset 0 0 0 3px var(--sign),inset 0 0 0 5px var(--white);transition:transform .25s var(--ease)}
.form button:hover{transform:translateY(-2px)}
.form button[disabled]{opacity:.6;cursor:progress;transform:none}
.form .msg{font-size:16px;font-weight:700;min-height:1.4em}
.form .msg.err{color:#b3261e}

/* footer */
footer{background:var(--asphalt);color:#c9ceca;padding:48px var(--gutter) 110px;font-size:15px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
footer h4{color:var(--white);font-weight:800;font-size:16px;margin-bottom:10px}
footer ul{list-style:none;padding:0;display:grid;gap:6px}
footer a{text-decoration:none}
footer a:hover{color:var(--white);text-decoration:underline;text-underline-offset:4px}
footer .legal{margin-top:36px;padding-top:20px;border-top:1px solid #ffffff22;max-width:90ch;line-height:1.5}

.mobile-call{display:none}

@media (max-width:980px){
  .signs,.math-grid,.final-grid{grid-template-columns:1fr}
  .signs::after{display:none}
  .diamonds{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:34px}
  .road{grid-template-columns:1fr 1fr;row-gap:28px;padding-bottom:0}
  .road::after,.exit .post{display:none}
  .counties{grid-template-columns:1fr 1fr}
  .top nav a:not(.navcall){display:none}
  footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  body{font-size:17px}
  .posts{height:34px}
  .tab{right:16px;font-size:15px}
  .small{display:none}
  .diamonds{grid-template-columns:repeat(2,minmax(0,1fr))}
  .road,.counties{grid-template-columns:1fr}
  .exits{padding-bottom:56px}
  .top nav{display:none}
  footer .cols{grid-template-columns:1fr}
  .mobile-call{display:flex;position:sticky;bottom:0;z-index:5;justify-content:center;align-items:center;gap:10px;background:var(--sign);color:var(--white);font-weight:900;font-size:19px;padding:16px 16px 12px;text-decoration:none;box-shadow:inset 0 4px 0 var(--white)}
  .mobile-call .icon{font-size:22px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}