/* ============================================================
   NavigSurLeb — styles.css
   Palette carried over from AI GeoSolutions, tuned for contrast.
   ============================================================ */

:root{
  --yellow:      #FBD500;
  --yellow-dk:   #E0BE00;
  --ink:         #14161C;
  --ink-2:       #1E212B;
  --ink-3:       #2C2C2C;
  --grey:        #6E7480;
  --grey-lt:     #A8ADB6;
  --line:        #E4E7EB;
  --paper:       #F4F6F7;
  --white:       #FFFFFF;

  --ff-head: "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ff-body: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;

  --wrap: 1200px;
  --pad: clamp(1.1rem, 4vw, 2.5rem);
  --r: 14px;
  --shadow: 0 2px 4px rgba(20,22,28,.04), 0 12px 32px rgba(20,22,28,.07);
  --shadow-lg: 0 4px 8px rgba(20,22,28,.06), 0 24px 60px rgba(20,22,28,.13);
  --ease: cubic-bezier(.2,.7,.3,1);
}

/* ---------- reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; scroll-padding-top:96px; }
body{
  margin:0; background:var(--white); color:var(--ink-3);
  font-family:var(--ff-body); font-size:clamp(1rem,.97rem + .18vw,1.09rem);
  line-height:1.72; -webkit-font-smoothing:antialiased;
}
img,svg{ max-width:100%; }
h1,h2,h3{ font-family:var(--ff-head); color:var(--ink); line-height:1.15; margin:0; letter-spacing:-.01em; }
p{ margin:0 0 1em; }
ul{ margin:0; padding:0; list-style:none; }
a{ color:inherit; text-decoration:none; }

.wrap{ width:min(100% - var(--pad)*2, var(--wrap)); margin-inline:auto; }
.sprite{ position:absolute; width:0; height:0; overflow:hidden; }
svg use, .ico, .card__ico, .detail__ico{ fill:none; stroke:currentColor; stroke-width:1.7; stroke-linecap:round; stroke-linejoin:round; }

.skip-link{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--yellow); color:var(--ink); padding:.7rem 1.2rem; font-weight:700;
}
.skip-link:focus{ left:.5rem; top:.5rem; }
:focus-visible{ outline:3px solid var(--yellow); outline-offset:3px; border-radius:4px; }

/* ---------- utility bar ---------- */
.utility{ background:var(--ink); color:var(--grey-lt); font-size:.82rem; }
.utility__inner{ display:flex; flex-wrap:wrap; gap:.4rem 1.8rem; align-items:center; padding:.62rem 0; }
.utility__item{ display:inline-flex; align-items:center; gap:.5rem; transition:color .2s var(--ease); }
a.utility__item:hover{ color:var(--yellow); }
.utility .ico{ width:15px; height:15px; color:var(--yellow); flex:none; }
.utility__item--hours{ margin-left:auto; }

/* ---------- header ---------- */
.header{
  position:sticky; top:0; z-index:100; background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px); border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease);
}
.header.is-stuck{ box-shadow:0 6px 24px rgba(20,22,28,.09); }
.header__inner{ display:flex; align-items:center; gap:1.5rem; min-height:78px; }

.brand{ display:flex; align-items:center; gap:.75rem; margin-right:auto; }
.brand__mark{ width:36px; height:36px; color:var(--ink); flex:none; }
.brand__name{
  font-family:var(--ff-head); font-weight:800; font-size:1.16rem;
  letter-spacing:.06em; text-transform:uppercase; color:var(--ink); display:block;
}
.brand__name em{ font-style:normal; color:var(--yellow-dk); }
.brand__tag{
  display:block; font-size:.6rem; letter-spacing:.24em; text-transform:uppercase;
  color:var(--grey); margin-top:2px;
}

.nav{ display:flex; align-items:center; gap:.3rem; }
.nav a{
  font-family:var(--ff-head); font-weight:600; font-size:.83rem; letter-spacing:.08em;
  text-transform:uppercase; padding:.6rem .85rem; border-radius:8px; position:relative;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.nav a:not(.nav__cta)::after{
  content:""; position:absolute; left:.85rem; right:.85rem; bottom:.34rem; height:2px;
  background:var(--yellow); transform:scaleX(0); transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav a:not(.nav__cta):hover::after,
.nav a.is-active::after{ transform:scaleX(1); }
.nav__cta{
  background:var(--yellow); color:var(--ink) !important; margin-left:.6rem;
  box-shadow:0 4px 14px rgba(251,213,0,.4);
}
.nav__cta:hover{ background:var(--yellow-dk); }

.burger{
  display:none; width:44px; height:44px; border:0; background:transparent; cursor:pointer;
  padding:10px; flex-direction:column; justify-content:space-between;
}
.burger span{ display:block; height:2px; background:var(--ink); border-radius:2px; transition:.3s var(--ease); }
.burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(10px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.burger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-10px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero{
  position:relative; isolation:isolate; overflow:hidden;
  background:var(--ink); color:var(--white);
  min-height:clamp(560px, 82vh, 820px);
  display:grid; place-items:center; text-align:center;
  padding:clamp(4rem,10vh,7rem) 0 clamp(5rem,11vh,8rem);
}
.hero__bg{ position:absolute; inset:0; z-index:-1; }
.hero__grid{
  position:absolute; inset:-10%;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:120px 120px, 120px 120px, 24px 24px, 24px 24px;
  transform:perspective(700px) rotateX(52deg) scale(1.9); transform-origin:center 32%;
  mask-image:radial-gradient(ellipse 75% 62% at 50% 42%, #000 20%, transparent 78%);
  animation:drift 26s linear infinite;
}
@keyframes drift{ to{ background-position:120px 120px, 120px 120px, 24px 24px, 24px 24px; } }

.hero__routes{ position:absolute; inset:0; opacity:.75; }
.hero__routes svg{ width:100%; height:100%; }
.routes path{
  stroke:var(--yellow); stroke-width:1.6; opacity:.5;
  stroke-dasharray:14 10; animation:flow 3.2s linear infinite;
}
.routes path:nth-child(2){ animation-delay:-.8s; opacity:.32; }
.routes path:nth-child(3){ animation-delay:-1.6s; opacity:.24; }
.routes path:nth-child(4){ animation-delay:-2.4s; opacity:.24; }
@keyframes flow{ to{ stroke-dashoffset:-48; } }
.nodes circle{ fill:var(--yellow); opacity:.85; }

.hero__glow{
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse 60% 45% at 50% 55%, rgba(251,213,0,.13), transparent 70%),
    linear-gradient(180deg, rgba(20,22,28,.72) 0%, rgba(20,22,28,.35) 45%, rgba(20,22,28,.96) 100%);
}

.hero__content{ position:relative; }
.hero__eyebrow{
  font-family:var(--ff-head); font-weight:500; font-size:clamp(1rem,.9rem + .5vw,1.35rem);
  color:rgba(255,255,255,.82); margin:0 0 .35rem;
}
.hero__title{
  font-size:clamp(2.4rem, 1.2rem + 5.6vw, 5.1rem); font-weight:800; color:var(--white);
  display:flex; align-items:center; justify-content:center; gap:clamp(.5rem,2vw,1.4rem);
  margin:0 0 .5rem; letter-spacing:-.02em;
}
.chev{ color:var(--yellow); font-size:.52em; letter-spacing:-.16em; line-height:1; }
.hero__sub{
  font-family:var(--ff-head); font-weight:500;
  font-size:clamp(1.05rem,.9rem + .8vw,1.65rem); color:rgba(255,255,255,.9); margin:0 0 1.4rem;
}
.hero__lede{
  max-width:56ch; margin:0 auto 2.2rem; color:rgba(255,255,255,.72);
  font-size:clamp(1rem,.96rem + .25vw,1.16rem);
}
.hero__actions{ display:flex; flex-wrap:wrap; gap:.9rem; justify-content:center; }

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  font-family:var(--ff-head); font-weight:700; font-size:.86rem;
  letter-spacing:.08em; text-transform:uppercase;
  padding:1rem 2rem; border-radius:999px; border:2px solid transparent;
  transition:transform .22s var(--ease), background .22s var(--ease),
             color .22s var(--ease), box-shadow .22s var(--ease);
}
.btn--solid{ background:var(--yellow); color:var(--ink); box-shadow:0 8px 24px rgba(251,213,0,.32); }
.btn--solid:hover{ background:var(--yellow-dk); transform:translateY(-2px); }
.btn--ghost{ border-color:rgba(255,255,255,.4); color:var(--white); }
.btn--ghost:hover{ border-color:var(--yellow); color:var(--yellow); transform:translateY(-2px); }
.approach .btn--solid{ box-shadow:0 8px 24px rgba(251,213,0,.28); }

.hero__scroll{
  position:absolute; bottom:1.8rem; left:50%; translate:-50% 0;
  width:26px; height:42px; border:2px solid rgba(255,255,255,.35); border-radius:14px;
}
.hero__scroll span{
  position:absolute; left:50%; top:8px; translate:-50% 0;
  width:3px; height:7px; border-radius:2px; background:var(--yellow);
  animation:wheel 1.9s var(--ease) infinite;
}
@keyframes wheel{ 0%{opacity:0;transform:translateY(0)} 25%{opacity:1} 75%{opacity:0;transform:translateY(14px)} }

/* ---------- vision / mission / goals ---------- */
.vmg{ background:var(--paper); }
.vmg__grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(270px,1fr));
  gap:0; margin-block:0; transform:translateY(-2.6rem);
  border-radius:var(--r); overflow:hidden; box-shadow:var(--shadow-lg);
}
.vmg__card{ background:var(--white); padding:clamp(2rem,3.4vw,3.1rem); }
.vmg__card--accent{ background:var(--yellow); }
.vmg__card--accent .vmg__title, .vmg__card--accent p{ color:var(--ink); }
.vmg__card--accent .rule{ background:var(--ink); }
.vmg__title{ font-size:1.12rem; letter-spacing:.14em; text-transform:uppercase; font-weight:700; }
.rule{ display:block; width:44px; height:3px; background:var(--yellow); margin:.95rem 0 1.15rem; }
.vmg__card p{ margin:0; color:var(--grey); }
.vmg__card--accent p{ color:rgba(20,22,28,.82); }

/* ---------- section head ---------- */
.section-head{ max-width:64ch; margin:0 0 clamp(2.2rem,4vw,3.4rem); }
.section-head__eyebrow{
  font-family:var(--ff-head); font-weight:700; font-size:.76rem; letter-spacing:.2em;
  text-transform:uppercase; color:var(--yellow-dk); margin:0 0 .55rem;
}
.section-head__title{ font-size:clamp(1.8rem,1.2rem + 2.2vw,2.9rem); font-weight:800; }
.section-head__lede{ margin:.9rem 0 0; color:var(--grey); font-size:1.08rem; }

/* ---------- services ---------- */
.services{ padding:clamp(3.4rem,7vw,6rem) 0; }
.cards{ display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:clamp(1rem,2vw,1.6rem); }
.card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--r);
  padding:clamp(1.6rem,2.4vw,2.1rem); position:relative; overflow:hidden;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.card::before{
  content:""; position:absolute; inset:0 auto 0 0; width:4px; background:var(--yellow);
  transform:scaleY(0); transform-origin:top; transition:transform .35s var(--ease);
}
.card:hover{ transform:translateY(-5px); box-shadow:var(--shadow-lg); border-color:transparent; }
.card:hover::before{ transform:scaleY(1); }
.card__ico{ width:34px; height:34px; color:var(--yellow-dk); margin-bottom:1rem; }
.card__title{ font-size:1.09rem; font-weight:700; margin-bottom:.9rem; }
.card__list li{
  position:relative; padding-left:1.35rem; margin-bottom:.42rem;
  color:var(--grey); font-size:.97rem; line-height:1.55;
}
.card__list li::before{
  content:""; position:absolute; left:0; top:.62em;
  width:6px; height:6px; border-radius:50%; background:var(--yellow);
}

/* ---------- approach ---------- */
.approach{ background:var(--ink); color:rgba(255,255,255,.74); padding:clamp(3.4rem,7vw,6rem) 0; }
.approach .section-head__title{ color:var(--white); }
.approach .section-head__eyebrow{ color:var(--yellow); }
.approach__grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); gap:clamp(2rem,4vw,4rem); align-items:start; }
.approach__intro p{ margin-bottom:1.8rem; max-width:46ch; }

.steps{ display:grid; gap:.4rem; counter-reset:s; }
.step{
  display:grid; grid-template-columns:auto 1fr; gap:0 1.2rem;
  padding:1.3rem 0; border-bottom:1px solid rgba(255,255,255,.1);
}
.step:last-child{ border-bottom:0; }
.step__n{
  font-family:var(--ff-head); font-weight:800; font-size:1.5rem; color:var(--yellow);
  grid-row:span 2; line-height:1;
}
.step h3{ color:var(--white); font-size:1.05rem; font-weight:700; margin-bottom:.3rem; }
.step p{ margin:0; font-size:.97rem; }

/* ---------- contact ---------- */
.contact{ padding:clamp(3.4rem,7vw,6rem) 0; background:var(--paper); }
.contact__grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:clamp(2rem,4vw,3.5rem); align-items:start; }
.contact__intro p{ color:var(--grey); max-width:44ch; }
.contact__details{ display:grid; gap:.7rem; }
.detail{
  display:grid; grid-template-columns:auto 1fr; gap:1rem; align-items:start;
  background:var(--white); border:1px solid var(--line); border-radius:var(--r);
  padding:1.1rem 1.3rem;
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
a.detail:hover{ transform:translateX(4px); box-shadow:var(--shadow); border-color:var(--yellow); }
.detail__ico{ width:22px; height:22px; color:var(--yellow-dk); margin-top:.28rem; }
.detail strong{
  display:block; font-family:var(--ff-head); font-size:.7rem; letter-spacing:.16em;
  text-transform:uppercase; color:var(--grey); font-weight:700; margin-bottom:.2rem;
}
.detail span{ color:var(--ink); font-weight:600; line-height:1.5; }

/* ---------- footer ---------- */
.footer{ background:var(--ink); color:var(--grey-lt); padding:clamp(2.6rem,5vw,4rem) 0 2rem; }
.footer__inner{ display:grid; gap:1.6rem; }
.footer__brand .brand__name{ color:var(--white); font-size:1.2rem; }
.footer__brand em{ color:var(--yellow); font-style:normal; }
.footer__brand p{ margin:.6rem 0 0; max-width:48ch; font-size:.95rem; }
.footer__nav{ display:flex; flex-wrap:wrap; gap:.4rem 1.6rem; }
.footer__nav a{
  font-family:var(--ff-head); font-weight:600; font-size:.8rem; letter-spacing:.1em;
  text-transform:uppercase; transition:color .2s var(--ease);
}
.footer__nav a:hover{ color:var(--yellow); }
.footer__legal{ margin:0; padding-top:1.4rem; border-top:1px solid rgba(255,255,255,.1); font-size:.85rem; }

/* ---------- reveal ---------- */
[data-reveal]{ opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-in{ opacity:1; transform:none; }

/* ---------- responsive ---------- */
@media (max-width:900px){
  .utility__item--hours{ display:none; }
  .burger{ display:flex; }
  .nav{
    position:absolute; inset:100% 0 auto; flex-direction:column; align-items:stretch;
    gap:0; background:var(--white); border-bottom:1px solid var(--line);
    padding:.6rem var(--pad) 1.2rem; box-shadow:var(--shadow);
    display:none;
  }
  .nav.is-open{ display:flex; }
  .nav a{ padding:.85rem .2rem; font-size:.9rem; }
  .nav a:not(.nav__cta)::after{ display:none; }
  .nav__cta{ margin:.6rem 0 0; text-align:center; }
  .vmg__grid{ transform:translateY(-1.6rem); }
}
@media (max-width:560px){
  .utility__inner{ justify-content:center; text-align:center; font-size:.76rem; }
  .hero__title{ flex-wrap:wrap; }
  .chev{ font-size:.4em; }
  .brand__tag{ display:none; }
}

/* ---------- motion / print ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
  html{ scroll-behavior:auto; }
  [data-reveal]{ opacity:1; transform:none; }
}
@media print{
  .utility,.header,.hero__scroll,.burger,.hero__actions{ display:none; }
  .hero{ min-height:auto; background:none; color:#000; }
  body{ font-size:11pt; }
}