/* Island Oak Tree Care, galvestontreeservice.com
   CUBE CSS: Composition / Utility / Block / Exception
   Breakpoints: 600 / 900 / 1200
*/

/* ---------- Composition: reset + tokens ---------- */
:root{
  --navy:#0b2545;
  --navy-ink:#0e2c50;
  --sky:#f2f6f9;
  --seafoam:#8ecae6;
  --orange:#ff6b35;
  --driftwood:#cbcfc3;
  --white:#ffffff;
  --font-display:'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body:'Figtree', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius-s:.5rem;
  --radius-m:1rem;
  --radius-l:2rem;
  --shadow-soft:0 .5rem 1.5rem rgba(11,37,69,.08);
  --shadow-med:0 1rem 2.5rem rgba(11,37,69,.14);
  --space-s: 1rem;
  --space-m: 1.5rem;
  --space-l: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --bar-height: 4.25rem;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--sky);
  color:var(--navy);
  font-family:var(--font-body);
  line-height:1.6;
  font-size:1rem;
  padding-bottom:var(--bar-height);
}
img{max-width:100%;display:block;height:auto}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--navy);line-height:1.15;margin:0 0 .6em}
h1{font-size:clamp(1.9rem,4vw + 1rem,3.1rem)}
h2{font-size:clamp(1.5rem,2.4vw + 1rem,2.2rem)}
h3{font-size:clamp(1.15rem,1.2vw + 1rem,1.5rem)}
p{margin:0 0 1em}
a{color:var(--navy)}
ul,ol{padding-left:1.25em}
em{font-style:italic}

a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid var(--orange);
  outline-offset:2px;
}

/* ---------- Utilities ---------- */
.u-wrap{width:min(72rem,100% - 2.5rem);margin-inline:auto}
.u-wrap-narrow{width:min(46rem,100% - 2.5rem);margin-inline:auto}
.u-stack > * + *{margin-top:var(--space-m)}
.u-stack-s > * + *{margin-top:var(--space-s)}
.u-stack-l > * + *{margin-top:var(--space-l)}
.u-center-text{text-align:center}
.u-pad-block{padding-block:var(--space-xl)}
.u-pad-block-s{padding-block:var(--space-l)}
.u-visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.u-italic-serif{font-family:var(--font-display);font-style:italic}
.u-text-orange{color:var(--orange)}
.u-bg-navy{background:var(--navy);color:var(--sky)}
.u-bg-navy h1,.u-bg-navy h2,.u-bg-navy h3{color:var(--white)}
.u-bg-white{background:var(--white)}
.u-rounded{border-radius:var(--radius-m)}
.u-shadow{box-shadow:var(--shadow-soft)}

/* ---------- Block: header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(242,246,249,.86);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(11,37,69,.08);
}
.site-header__bar{
  display:flex;align-items:center;justify-content:space-between;
  gap:var(--space-s);
  padding-block:.85rem;
}
.brand{
  display:flex;align-items:center;gap:.6rem;
  font-family:var(--font-display);font-weight:600;
  font-size:1.2rem;color:var(--navy);text-decoration:none;
}
.brand__mark{
  width:2.1rem;height:2.1rem;border-radius:50%;
  background:linear-gradient(160deg,var(--seafoam),var(--navy));
  flex:none;
}
.site-nav{display:flex;align-items:center;gap:var(--space-m)}
.site-nav__links{display:flex;gap:1.15rem;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.site-nav__links a{
  text-decoration:none;font-weight:600;font-size:.92rem;color:var(--navy-ink);
  padding:.3rem .1rem;border-bottom:2px solid transparent;
}
.site-nav__links a:hover,.site-nav__links a[aria-current="page"]{border-color:var(--orange)}
.header-phone{
  font-weight:700;font-size:1.05rem;color:var(--navy);text-decoration:none;
  white-space:nowrap;
}
.header-phone span{color:var(--orange)}

@media (max-width:900px){
  .site-nav__links{display:none}
}

/* ---------- Block: storm alert band ---------- */
.storm-band{
  background:var(--orange);color:var(--white);
  font-weight:600;font-size:.92rem;
  padding:.65rem 0;
}
.storm-band__wrap{display:flex;flex-wrap:wrap;gap:.5rem 1rem;align-items:center;justify-content:center;text-align:center}
.storm-band a{color:var(--white);text-decoration:underline}

/* ---------- Block: hero ---------- */
.hero{
  position:relative;
  background:linear-gradient(180deg,var(--sky) 0%,#e7f0f5 100%);
  overflow:hidden;
}
.hero__grid{
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:var(--space-l);
  align-items:center;
  padding-block:var(--space-xl) var(--space-l);
}
.hero__copy p.lede{font-size:1.15rem;color:var(--navy-ink)}
.hero__cta-row{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:var(--space-m)}
.hero__art{
  border-radius:var(--radius-l);
  overflow:hidden;
  box-shadow:var(--shadow-med);
  aspect-ratio:4/3;
  background:linear-gradient(135deg,#bfe3f0,#3f6b8c 60%,#0b2545);
}
.hero__art svg{width:100%;height:100%;display:block}

@media (max-width:900px){
  .hero__grid{grid-template-columns:1fr;padding-block:var(--space-l)}
  .hero__art{order:-1;aspect-ratio:16/10}
}

/* ---------- Block: buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-weight:700;font-size:1rem;
  padding:.85rem 1.5rem;border-radius:999px;
  text-decoration:none;border:2px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease;
  cursor:pointer;
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--orange);color:var(--white);box-shadow:var(--shadow-soft)}
.btn--outline{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn--outline-light{background:transparent;color:var(--white);border-color:var(--white)}
.btn--block{width:100%}

/* ---------- Block: trust bar ---------- */
.trust-bar{background:var(--white);border-block:1px solid var(--driftwood)}
.trust-bar__grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-m);
  padding-block:var(--space-m);
}
.trust-item{text-align:center}
.trust-item__label{
  display:block;font-family:var(--font-display);font-weight:600;
  font-size:1.05rem;color:var(--navy);margin-bottom:.2rem;
}
.trust-item__sub{font-size:.85rem;color:#4d6076}

@media (max-width:900px){
  .trust-bar__grid{grid-template-columns:repeat(2,1fr)}
}

/* ---------- Block: service tiles ---------- */
.tiles{
  display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-m);
}
.tile{
  background:var(--white);border-radius:var(--radius-m);
  padding:var(--space-m);box-shadow:var(--shadow-soft);
  display:flex;flex-direction:column;gap:.5rem;
  border-top:4px solid var(--seafoam);
}
.tile h3{margin-bottom:.15rem}
.tile a.tile__link{
  font-weight:700;color:var(--navy);text-decoration:none;
  border-bottom:2px solid var(--orange);align-self:flex-start;
}
@media (max-width:900px){ .tiles{grid-template-columns:1fr 1fr} }
@media (max-width:600px){ .tiles{grid-template-columns:1fr} }

/* ---------- Block: wave divider ---------- */
.wave-divider{display:block;width:100%;line-height:0}
.wave-divider svg{width:100%;height:auto;display:block}

/* ---------- Block: explainer / pull-quote ---------- */
.explainer{
  display:grid;grid-template-columns:1fr 1fr;gap:var(--space-l);align-items:center;
}
.pull-quote{
  font-family:var(--font-display);font-style:italic;
  font-size:1.4rem;color:var(--navy);
  border-left:4px solid var(--orange);
  padding-left:var(--space-m);
}
@media (max-width:900px){ .explainer{grid-template-columns:1fr} }

/* ---------- Block: gallery ---------- */
.gallery{
  display:grid;grid-template-columns:repeat(4,1fr);gap:.75rem;
}
.gallery__item{
  border-radius:var(--radius-s);overflow:hidden;aspect-ratio:1/1;
  background:linear-gradient(160deg,var(--seafoam),var(--navy));
}
@media (max-width:900px){ .gallery{grid-template-columns:repeat(2,1fr)} }

/* ---------- Block: area chips ---------- */
.area-chips{display:flex;flex-wrap:wrap;gap:.6rem}
.area-chip{
  background:var(--white);border:1px solid var(--driftwood);
  padding:.4rem .9rem;border-radius:999px;font-size:.9rem;font-weight:600;
}

/* ---------- Block: quote form ---------- */
.quote-section{
  background:var(--navy);color:var(--sky);
  border-radius:var(--radius-l);
  padding:var(--space-l);
}
.quote-section h2{color:var(--white)}
.quote-form{display:grid;gap:var(--space-s);grid-template-columns:1fr 1fr}
.quote-form .full{grid-column:1 / -1}
.quote-form label{display:block;font-weight:600;margin-bottom:.35rem;font-size:.92rem}
.quote-form input,.quote-form select,.quote-form textarea{
  width:100%;padding:.75rem .9rem;border-radius:var(--radius-s);
  border:1px solid var(--driftwood);font:inherit;background:var(--white);color:var(--navy);
}
.quote-form small{opacity:.75}
@media (max-width:600px){ .quote-form{grid-template-columns:1fr} }

/* ---------- Block: FAQ ---------- */
.faq details{
  background:var(--white);border-radius:var(--radius-s);
  padding:1rem 1.25rem;margin-bottom:.75rem;box-shadow:var(--shadow-soft);
}
.faq summary{font-weight:700;cursor:pointer;font-family:var(--font-display);font-size:1.05rem}
.faq details[open] summary{margin-bottom:.6rem}

/* ---------- Block: process steps ---------- */
.steps{counter-reset:step;list-style:none;padding:0;margin:0;display:grid;gap:var(--space-s)}
.steps li{
  counter-increment:step;position:relative;background:var(--white);
  border-radius:var(--radius-s);padding:1rem 1.25rem 1rem 3.4rem;box-shadow:var(--shadow-soft);
}
.steps li::before{
  content:counter(step);position:absolute;left:1rem;top:1rem;
  width:1.6rem;height:1.6rem;border-radius:50%;background:var(--orange);color:var(--white);
  font-weight:700;font-size:.9rem;display:flex;align-items:center;justify-content:center;
}

/* ---------- Block: pricing table ---------- */
.price-table{width:100%;border-collapse:collapse;background:var(--white);border-radius:var(--radius-s);overflow:hidden;box-shadow:var(--shadow-soft)}
.price-table th,.price-table td{text-align:left;padding:.85rem 1rem;border-bottom:1px solid var(--sky)}
.price-table th{background:var(--navy);color:var(--white);font-family:var(--font-display);font-weight:600}
.price-table tr:last-child td{border-bottom:none}
.table-scroll{overflow-x:auto}

/* ---------- Block: footer ---------- */
.site-footer{background:var(--navy);color:var(--driftwood);margin-top:var(--space-2xl)}
.footer-grid{
  display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:var(--space-l);
  padding-block:var(--space-xl) var(--space-l);
}
.site-footer h4{color:var(--white);font-size:1rem;margin-bottom:.75rem}
.site-footer a{color:var(--driftwood);text-decoration:none}
.site-footer a:hover{color:var(--white)}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.4rem}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding-block:var(--space-m);font-size:.85rem;
  display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between;
}
@media (max-width:900px){ .footer-grid{grid-template-columns:1fr 1fr} }
@media (max-width:600px){ .footer-grid{grid-template-columns:1fr} }

/* ---------- Block: breadcrumbs ---------- */
.breadcrumbs{font-size:.85rem;color:#4d6076;padding-block:var(--space-s)}
.breadcrumbs a{color:#4d6076;text-decoration:underline}
.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.35rem;padding:0;margin:0}
.breadcrumbs li:not(:last-child)::after{content:"/";margin-left:.35rem;color:var(--driftwood)}

/* ---------- Block: page hero (interior pages) ---------- */
.page-hero{background:linear-gradient(180deg,var(--sky),#e7f0f5);padding-block:var(--space-l)}
.page-hero p.lede{font-size:1.1rem;color:var(--navy-ink);max-width:42rem}

/* ---------- Block: limitation callout ---------- */
.limit-note{
  background:#fff3ec;border:1px solid var(--orange);border-radius:var(--radius-s);
  padding:1rem 1.25rem;font-weight:600;
}

/* ---------- Block: sticky mobile CTA bar ---------- */
.mobile-cta-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  display:grid;grid-template-columns:1fr 1fr;
  height:var(--bar-height);
  box-shadow:0 -.4rem 1rem rgba(11,37,69,.18);
}
.mobile-cta-bar a{
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:1rem;text-decoration:none;min-height:48px;
}
.mobile-cta-bar__call{background:var(--orange);color:var(--white)}
.mobile-cta-bar__quote{background:var(--navy);color:var(--white);border-left:1px solid rgba(255,255,255,.25)}
@media (min-width:900px){ .mobile-cta-bar{display:none} body{padding-bottom:0} }

/* ---------- Section spacing rhythm ---------- */
section{padding-block:var(--space-xl)}
section.tight{padding-block:var(--space-l)}
.section-heading{max-width:42rem;margin-inline:auto;text-align:center;margin-bottom:var(--space-l)}

/* ---------- misc content blocks ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-l)}
@media (max-width:900px){ .two-col{grid-template-columns:1fr} }
.card{background:var(--white);border-radius:var(--radius-m);padding:var(--space-m);box-shadow:var(--shadow-soft)}
.chip-list{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;padding:0;margin:0}
.chip-list li{background:var(--sky);border:1px solid var(--driftwood);padding:.3rem .8rem;border-radius:999px;font-size:.85rem}