/* ===========================================================
   Hernandez Heating & Air — mature HVAC service site
   Design system: deep navy + warm heating red, sturdy type,
   trust-first, zero SaaS gloss.
   =========================================================== */

:root{
  --ink:#14202e;
  --navy:#0c2b47;
  --navy-800:#0a2138;
  --navy-700:#123a5e;
  --red:#c0392b;
  --red-700:#a32d22;
  --cool:#1c6cae;
  --paper:#ffffff;
  --mist:#f3f6fa;
  --mist-2:#e9eef4;
  --line:#dde5ee;
  --muted:#59697a;
  --gold:#e8a13a;
  --container:1160px;
  --radius:10px;
  --shadow:0 10px 30px rgba(12,43,71,.10);
  --shadow-sm:0 4px 14px rgba(12,43,71,.08);
  --ff-head:"Barlow Semi Condensed",system-ui,sans-serif;
  --ff-body:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--ff-body);color:var(--ink);
  background:var(--paper);line-height:1.6;font-size:17px;
}
img{max-width:100%;display:block}
a{color:var(--red-700);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--ff-head);color:var(--navy);line-height:1.08;margin:0 0 .4em;font-weight:700;letter-spacing:.2px}
h1{font-size:clamp(2.35rem,5vw,3.6rem)}
h2{font-size:clamp(1.9rem,3.4vw,2.6rem)}
h3{font-size:1.3rem}
p{margin:0 0 1rem}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--ff-head);font-weight:600;font-size:1.06rem;letter-spacing:.4px;
  padding:.82rem 1.5rem;border-radius:8px;border:2px solid transparent;
  cursor:pointer;transition:.15s ease;white-space:nowrap;text-decoration:none;
}
.btn svg{width:19px;height:19px}
.btn--primary{background:var(--red);color:#fff;border-color:var(--red)}
.btn--primary:hover{background:var(--red-700);border-color:var(--red-700);text-decoration:none}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn--ghost:hover{background:rgba(255,255,255,.12);text-decoration:none}
.btn--navy{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn--navy:hover{background:var(--navy-700);border-color:var(--navy-700);text-decoration:none}
.btn--lg{font-size:1.18rem;padding:1rem 1.8rem}

/* ---------- top utility bar ---------- */
.topbar{background:var(--navy-800);color:#cdd9e6;font-size:.86rem}
.topbar__inner{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:40px;flex-wrap:wrap}
.topbar strong{color:#fff}
.topbar a{color:#fff}
.topbar__meta{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.topbar__meta span{display:inline-flex;align-items:center;gap:6px}
.topbar svg{width:15px;height:15px;opacity:.85}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(12,43,71,.05)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:78px}
.brand{display:flex;align-items:center;gap:12px}
.brand__mark{width:46px;height:46px;flex:0 0 auto;display:grid;place-items:center;background:var(--navy);border-radius:9px;color:#fff}
.brand__mark svg{width:28px;height:28px}
.brand__name{font-family:var(--ff-head);font-weight:700;line-height:1;color:var(--navy);font-size:1.4rem;letter-spacing:.3px}
.brand__name small{display:block;font-family:var(--ff-body);font-weight:600;font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--red);margin-top:3px}
.nav__list{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav__link{font-family:var(--ff-head);font-weight:600;font-size:1.08rem;color:var(--navy);padding:.5rem .85rem;border-radius:6px;letter-spacing:.3px}
.nav__link:hover,.nav__link[aria-current="page"]{background:var(--mist);color:var(--red-700);text-decoration:none}
.header__actions{display:flex;align-items:center;gap:14px}
.header__phone{font-family:var(--ff-head);font-weight:700;font-size:1.28rem;color:var(--navy);letter-spacing:.4px;display:inline-flex;align-items:center;gap:8px}
.header__phone svg{width:20px;height:20px;color:var(--red)}
.nav-toggle{display:none;background:none;border:2px solid var(--line);border-radius:8px;width:46px;height:44px;cursor:pointer;color:var(--navy)}
.nav-toggle svg{width:24px;height:24px;margin:auto}

/* ---------- hero ---------- */
.hero{background:linear-gradient(180deg,var(--navy) 0%,var(--navy-800) 100%);color:#eaf1f8;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle at center,rgba(28,108,174,.35),transparent 62%);pointer-events:none}
.hero__inner{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding:74px 0 66px}
.eyebrow{font-family:var(--ff-head);text-transform:uppercase;letter-spacing:.2em;font-weight:600;font-size:.9rem;color:var(--gold);margin-bottom:14px}
.hero h1{color:#fff;margin-bottom:.55em}
.hero__sub{font-size:1.24rem;color:#cfdcea;max-width:33ch;margin-bottom:1.8rem}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.hero__note{font-size:.92rem;color:#9fb4c9;display:flex;align-items:center;gap:8px}
.hero__note svg{width:17px;height:17px;color:var(--gold)}
.hero__visual{position:relative;z-index:1}
.comfort-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:26px;backdrop-filter:blur(2px)}
.comfort-card svg{width:100%;height:auto}
.comfort-stat{display:flex;align-items:center;gap:16px;margin-top:18px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14)}
.comfort-stat b{font-family:var(--ff-head);font-size:2.4rem;color:#fff;line-height:1}
.comfort-stat span{font-size:.92rem;color:#c3d3e3}

/* ---------- trust badges strip ---------- */
.badges{background:var(--navy-800);border-top:1px solid rgba(255,255,255,.08)}
.badges__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;text-align:center}
.badge{padding:20px 14px;color:#dbe6f1;display:flex;flex-direction:column;align-items:center;gap:9px}
.badge svg{width:30px;height:30px;color:var(--gold)}
.badge b{font-family:var(--ff-head);font-size:1.05rem;color:#fff;letter-spacing:.3px}
.badge span{font-size:.82rem;color:#9fb4c9}

/* ---------- sections ---------- */
.section{padding:76px 0}
.section--mist{background:var(--mist)}
.section--navy{background:var(--navy);color:#dce7f1}
.section__head{max-width:660px;margin:0 auto 46px;text-align:center}
.section--navy .section__head h2{color:#fff}
.section__eyebrow{font-family:var(--ff-head);text-transform:uppercase;letter-spacing:.18em;font-weight:600;font-size:.86rem;color:var(--red);margin-bottom:10px}
.section--navy .section__eyebrow{color:var(--gold)}
.section__intro{font-size:1.12rem;color:var(--muted)}
.section--navy .section__intro{color:#b9cadb}

/* ---------- service cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:.18s ease;display:flex;flex-direction:column}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.card__icon{width:60px;height:60px;border-radius:12px;background:var(--mist);display:grid;place-items:center;margin-bottom:18px;color:var(--red)}
.card__icon svg{width:32px;height:32px}
.card__title{margin-bottom:.4em}
.card__text{color:var(--muted);font-size:1rem;margin-bottom:18px;flex:1}
.card__link{font-family:var(--ff-head);font-weight:600;color:var(--red-700);display:inline-flex;align-items:center;gap:6px;letter-spacing:.3px}
.card__link svg{width:16px;height:16px;transition:.15s}
.card__link:hover{text-decoration:none}
.card__link:hover svg{transform:translateX(4px)}

/* ---------- why-us features ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:30px 40px}
.feature{display:flex;gap:16px}
.feature__icon{flex:0 0 auto;width:48px;height:48px;border-radius:10px;background:var(--navy);color:#fff;display:grid;place-items:center}
.feature__icon svg{width:26px;height:26px}
.feature h3{font-size:1.18rem;margin-bottom:.25em}
.feature p{color:var(--muted);font-size:.98rem;margin:0}

/* ---------- split / about ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.split__media{border-radius:var(--radius);overflow:hidden}
.checklist{list-style:none;margin:1.4rem 0 0;padding:0;display:grid;gap:12px}
.checklist li{display:flex;gap:12px;align-items:flex-start;font-weight:500}
.checklist svg{flex:0 0 auto;width:22px;height:22px;color:var(--red);margin-top:2px}

/* ---------- service area ---------- */
.area__cities{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:8px}
.chip{background:#fff;border:1px solid var(--line);border-radius:100px;padding:.5rem 1.1rem;font-family:var(--ff-head);font-weight:600;color:var(--navy);letter-spacing:.3px}

/* ---------- reviews ---------- */
.reviews__agg{text-align:center;margin-bottom:40px}
.stars{color:var(--gold);letter-spacing:3px;font-size:1.5rem}
.reviews__agg b{font-family:var(--ff-head);font-size:1.35rem;color:#fff;display:block;margin-top:6px}
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);padding:26px}
.review .stars{font-size:1.1rem;letter-spacing:2px;margin-bottom:12px}
.review__text{color:#e6eef6;font-style:italic;margin-bottom:16px}
.review__name{font-family:var(--ff-head);font-weight:600;color:#fff;letter-spacing:.3px}
.review__name span{display:block;font-family:var(--ff-body);font-weight:400;font-size:.85rem;color:#9fb4c9;font-style:normal}

/* ---------- CTA band ---------- */
.cta-band{background:var(--red);color:#fff;padding:52px 0}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0}
.cta-band p{margin:.4rem 0 0;color:#ffe3df;font-size:1.08rem}
.cta-band .btn--navy{background:#fff;color:var(--navy);border-color:#fff}
.cta-band .btn--navy:hover{background:#f0f0f0;border-color:#f0f0f0}

/* ---------- photo placeholder (spec build) ---------- */
.photo-slot{border:2px dashed #9db4cb;border-radius:var(--radius);background:repeating-linear-gradient(45deg,#f3f6fa,#f3f6fa 12px,#eef2f7 12px,#eef2f7 24px);color:#6c8199;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;min-height:320px;padding:24px;font-size:.9rem}
.photo-slot svg{width:40px;height:40px;opacity:.6}
.photo-slot b{font-family:var(--ff-head);color:var(--navy);font-size:1.05rem}
.hero__visual .photo-slot{min-height:340px;border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.05);color:#bcd0e4}
.hero__visual .photo-slot b{color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-800);color:#aebfd0;padding:60px 0 0;font-size:.96rem}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px}
.footer__grid h4{color:#fff;font-size:1.05rem;letter-spacing:.4px;margin-bottom:1rem}
.footer__brand .brand__name{color:#fff}
.footer__brand p{max-width:32ch;margin-top:14px;color:#9fb4c9}
.footer__links{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.footer__links a{color:#c3d3e3}
.footer__links a:hover{color:#fff}
.footer__contact{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.footer__contact li{display:flex;gap:10px;align-items:flex-start}
.footer__contact svg{flex:0 0 auto;width:18px;height:18px;color:var(--gold);margin-top:3px}
.footer__contact a{color:#fff;font-family:var(--ff-head);font-size:1.15rem}
.footer__bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.85rem;color:#8398ae}
.footer__bottom a{color:#c3d3e3}

/* ---------- page hero (interior) ---------- */
.page-hero{background:var(--navy);color:#dce7f1;padding:56px 0}
.page-hero .eyebrow{color:var(--gold);margin-bottom:10px}
.page-hero h1{color:#fff;margin:0}
.page-hero p{max-width:56ch;color:#b9cadb;margin:.7rem 0 0;font-size:1.14rem}
.crumbs{font-size:.86rem;color:#8ea6bd;margin-bottom:16px}
.crumbs a{color:#bcd0e4}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .hero__inner{grid-template-columns:1fr;gap:34px;padding:56px 0}
  .hero__sub{max-width:46ch}
  .split{grid-template-columns:1fr;gap:30px}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:820px){
  .nav-toggle{display:grid}
  .nav{position:fixed;inset:78px 0 auto 0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-140%);transition:transform .25s ease;padding:10px 0}
  .nav[data-open="true"]{transform:translateY(0)}
  .nav__list{flex-direction:column;align-items:stretch;gap:2px;padding:8px 16px}
  .nav__link{padding:.85rem 1rem;font-size:1.15rem}
  .header__phone-text{display:none}
  .cards,.features,.reviews{grid-template-columns:1fr}
  .badges__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  body{font-size:16px}
  .section{padding:56px 0}
  .cta-band__inner{flex-direction:column;text-align:center;align-items:center}
  .footer__grid{grid-template-columns:1fr}
  .topbar__inner{justify-content:center}
}

/* ===========================================================
   Images + interior pages + mobile refinements
   =========================================================== */
html,body{overflow-x:hidden}

.hero__photo{border-radius:16px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.15);position:relative}
.hero__photo img{width:100%;height:100%;object-fit:cover;display:block;aspect-ratio:16/10}
.hero__badge-float{position:absolute;left:16px;bottom:16px;background:rgba(10,33,56,.92);border:1px solid rgba(255,255,255,.2);border-radius:11px;padding:11px 15px;display:flex;align-items:center;gap:11px}
.hero__badge-float .stars{font-size:1.05rem;letter-spacing:1px}
.hero__badge-float b{font-family:var(--ff-head);color:#fff;font-size:1.1rem;line-height:1.05;display:block}
.hero__badge-float span{display:block;font-size:.76rem;color:#c3d3e3}

.split__media img{width:100%;height:100%;object-fit:cover;border-radius:var(--radius);aspect-ratio:4/3}

/* interior page hero with a photo background */
.page-hero--photo{padding:0;position:relative;overflow:hidden}
.page-hero__img{position:absolute;inset:0}
.page-hero__img img{width:100%;height:100%;object-fit:cover}
.page-hero--photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,33,56,.95) 0%,rgba(10,33,56,.84) 42%,rgba(10,33,56,.55) 100%)}
.page-hero--photo .container{position:relative;z-index:2;padding-top:66px;padding-bottom:66px}

/* service detail figure */
.svc-figure{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.svc-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/2;display:block}

/* simple contact form */
.form-grid{display:grid;gap:16px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field label{display:block;font-family:var(--ff-head);font-weight:600;color:var(--navy);margin-bottom:6px;letter-spacing:.3px}
.field input,.field select,.field textarea{width:100%;padding:.8rem .9rem;border:1px solid var(--line);border-radius:8px;font:inherit;font-size:1rem;background:#fff;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cool);box-shadow:0 0 0 3px rgba(28,108,174,.15)}
.field textarea{min-height:130px;resize:vertical}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.info-card{background:var(--mist);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.info-list{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list svg{flex:0 0 auto;width:22px;height:22px;color:var(--red);margin-top:3px}
.info-list b{font-family:var(--ff-head);color:var(--navy);display:block;letter-spacing:.3px}
.info-list a{color:var(--ink)}

/* mobile refinements (flagged issues) */
@media (max-width:820px){
  .topbar__lead{display:none}
  .site-header__inner{min-height:66px}
  .brand__mark{width:40px;height:40px}
  .brand__name{font-size:1.2rem}
  .header__phone{font-size:1.05rem}
  .contact-grid{grid-template-columns:1fr;gap:30px}
}
@media (max-width:520px){
  .topbar{font-size:.8rem}
  .topbar__meta{gap:14px}
  .hero__cta{flex-direction:column}
  .hero__cta .btn{width:100%;justify-content:center}
  .badges__grid{gap:1px}
  .badge{padding:15px 8px}
  .badge b{font-size:.92rem}
  .badge span{font-size:.74rem}
  .chip{font-size:.9rem;padding:.45rem .9rem}
  .cta-band .btn{width:100%;justify-content:center}
  .form-row{grid-template-columns:1fr}
  h1{font-size:2.05rem}
}