/* ==========================================================================
   Coates Construction — website styles
   Brand Foundation: Concept E (Oswald wordmark + two-tone underline)
   Palette: Navy / Deep Navy / Slate / Signal Red / Warm Paper
   ========================================================================== */

:root {
  --navy:      #17324A;
  --navy-deep: #0F2333;
  --slate:     #6B7B7D;
  --slate-lt:  #AEB8B8;
  --red:       #C0392B;
  --red-dark:  #A5311F;
  --paper:     #F7F5F1;
  --white:     #FFFFFF;
  --ink:       #26303A;
  --line:      #E7E3DB;
  --wa:        #1EAA52;   /* WhatsApp action green (deepened for white-text legibility) */
  --wa-dark:   #178A43;

  --maxw: 1180px;
  --gap: clamp(1rem, 3vw, 2rem);
  --radius: 8px;
  --shadow-sm: 0 2px 10px rgba(15, 35, 51, 0.06);
  --shadow-md: 0 10px 34px rgba(15, 35, 51, 0.12);

  --ff-head: 'Oswald', 'Arial Narrow', sans-serif;
  --ff-body: 'Source Sans 3', -apple-system, 'Segoe UI', Roboto, sans-serif;
}

/* ---------- reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--ff-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  font-size: 17px;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- layout helpers ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1.1rem, 4vw, 2.4rem); }
.section { padding-block: clamp(3.4rem, 8vw, 6rem); }
.section--paper { background: var(--paper); }
.section--navy  { background: var(--navy); color: var(--white); }
.narrow { max-width: 780px; }
.center { text-align: center; }
.mt-s { margin-top: 1rem; } .mt-m { margin-top: 1.8rem; } .mt-l { margin-top: 2.8rem; }

/* ---------- typography ---------- */
h1, h2, h3, h4 { font-family: var(--ff-head); color: var(--navy); font-weight: 700; line-height: 1.08; letter-spacing: .4px; text-transform: uppercase; }
.section--navy h1, .section--navy h2, .section--navy h3 { color: var(--white); }
h1 { font-size: clamp(2.3rem, 6vw, 3.9rem); }
h2 { font-size: clamp(1.8rem, 4.4vw, 2.9rem); }
h3 { font-size: clamp(1.2rem, 2.4vw, 1.55rem); }
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }
.lead { font-size: clamp(1.12rem, 2vw, 1.32rem); color: var(--navy); font-weight: 600; }
.section--navy .lead { color: var(--white); }
.muted { color: var(--slate); }
.section--navy .muted { color: var(--slate-lt); }
strong { font-weight: 700; color: var(--navy); }
.section--navy strong { color: var(--white); }

/* ---------- kicker + signature two-tone rule ---------- */
.kicker { font-family: var(--ff-body); font-weight: 700; font-size: .8rem; letter-spacing: 3px; text-transform: uppercase; color: var(--red); margin-bottom: .5rem; }
.section--navy .kicker { color: var(--slate-lt); }
.rule { height: 6px; width: 78px; border-radius: 3px; margin: 0 0 1.4rem; background: linear-gradient(to right, var(--red) 0 34%, var(--slate) 34% 100%); }
.center .rule, .rule--center { margin-inline: auto; }
.section--navy .rule { background: linear-gradient(to right, var(--red) 0 34%, var(--slate-lt) 34% 100%); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--ff-head); text-transform: uppercase; letter-spacing: .6px;
  font-weight: 600; font-size: 1rem; line-height: 1;
  padding: .95rem 1.5rem; border-radius: 50px; border: 2px solid transparent;
  cursor: pointer; transition: transform .12s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn svg { width: 1.15em; height: 1.15em; flex: none; }
.btn--wa    { background: var(--wa); color: #fff; }
.btn--wa:hover { background: var(--wa-dark); }
.btn--red   { background: var(--red); color: #fff; }
.btn--red:hover { background: var(--red-dark); }
.btn--navy  { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--navy-deep); }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--ghost:hover { background: var(--navy); color: #fff; }
/* on any dark background, ghost buttons switch to white outline */
.section--navy .btn--ghost, .hero .btn--ghost, .cta-band .btn--ghost, .est-band .btn--ghost, .nf .btn--ghost { color: #fff; border-color: rgba(255,255,255,.6); }
.section--navy .btn--ghost:hover, .hero .btn--ghost:hover, .cta-band .btn--ghost:hover, .est-band .btn--ghost:hover, .nf .btn--ghost:hover { background: #fff; color: var(--navy); border-color: #fff; }
.btn--lg { font-size: 1.12rem; padding: 1.15rem 1.9rem; }
.btn--block { width: 100%; justify-content: center; }
.btn-row { display: flex; flex-wrap: wrap; gap: .9rem; }
.center .btn-row, .btn-row--center { justify-content: center; }

/* ==========================================================================
   Header / navigation
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 74px; }
.brand { display: flex; align-items: center; }
.brand img { height: 42px; width: auto; }
.nav { display: flex; align-items: center; gap: 1.7rem; }
.nav-links { display: flex; align-items: center; gap: 1.7rem; }
.nav-links a {
  font-family: var(--ff-head); text-transform: uppercase; letter-spacing: .8px;
  font-weight: 500; font-size: .98rem; color: var(--navy); padding: .3rem 0; position: relative;
}
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -3px; height: 3px; width: 0; background: var(--red); transition: width .2s ease; }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--navy); }
.nav-cta { display: flex; align-items: center; gap: .7rem; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .4rem; }
.nav-toggle span { display: block; width: 26px; height: 3px; background: var(--navy); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle span + span { margin-top: 5px; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: 74px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line);
    padding: .6rem 0 1.2rem; box-shadow: var(--shadow-md);
    transform: translateY(-140%); transition: transform .28s ease; visibility: hidden;
  }
  .nav.open { transform: translateY(0); visibility: visible; }
  .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-links a { padding: .95rem clamp(1.1rem, 4vw, 2.4rem); border-bottom: 1px solid var(--line); font-size: 1.1rem; }
  .nav-links a::after { display: none; }
  .nav-cta { padding: 1rem clamp(1.1rem, 4vw, 2.4rem) 0; }
  .nav-cta .btn { width: 100%; justify-content: center; }
  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; background: var(--navy); color: #fff; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(255,255,255,.06), transparent 55%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
}
.hero::after { /* subtle blueprint grid */
  content: ""; position: absolute; inset: 0; opacity: .05; pointer-events: none;
  background-image: linear-gradient(var(--white) 1px, transparent 1px), linear-gradient(90deg, var(--white) 1px, transparent 1px);
  background-size: 46px 46px;
}
.hero .container { position: relative; z-index: 1; padding-block: clamp(3.6rem, 9vw, 6.6rem); }
.hero-inner { max-width: 760px; }
.hero h1 { color: #fff; }
.hero h1 .accent { color: #fff; display: block; }
.hero .lead { color: var(--slate-lt); font-weight: 500; margin-top: 1.2rem; }
.hero .btn-row { margin-top: 2.1rem; }
.hero-note { margin-top: 1.5rem; font-size: .95rem; color: var(--slate-lt); display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.hero-note strong { color: #fff; }
.hero--page .container { padding-block: clamp(2.8rem, 6vw, 4rem); }
.hero--page h1 { color: #fff; }

/* breadcrumb-ish page intro on inner pages */
.pagehead { background: var(--navy); color: #fff; }

/* ==========================================================================
   Services
   ========================================================================== */
.grid { display: grid; gap: var(--gap); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.8rem; box-shadow: var(--shadow-sm); transition: transform .16s ease, box-shadow .16s ease;
  height: 100%;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card .card-icon { width: 52px; height: 52px; border-radius: 10px; background: var(--navy); color: #fff; display: grid; place-items: center; margin-bottom: 1rem; }
.card .card-icon svg { width: 28px; height: 28px; }
.card h3 { margin-bottom: .5rem; }
.card p { color: var(--ink); font-size: .98rem; }
.card .card-link { display: inline-flex; align-items: center; gap: .4rem; margin-top: 1rem; font-family: var(--ff-head); text-transform: uppercase; letter-spacing: .6px; font-size: .9rem; font-weight: 600; color: var(--red); }
.card .card-link svg { width: .9em; transition: transform .16s ease; }
.card:hover .card-link svg { transform: translateX(3px); }

/* ---------- trust / feature strip ---------- */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
@media (max-width: 860px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .features { grid-template-columns: 1fr; } }
.feature { padding-left: 1rem; border-left: 3px solid var(--red); }
.feature h3 { font-size: 1.12rem; margin-bottom: .35rem; }
.feature p { font-size: .96rem; color: var(--slate); margin: 0; }
.section--navy .feature p { color: var(--slate-lt); }

/* ==========================================================================
   Placeholder image blocks (ready for real job photos)
   ========================================================================== */
.ph {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: linear-gradient(150deg, #e9e5dc 0%, #dcd7cc 100%);
  border: 1px solid var(--line);
  display: grid; place-items: center; text-align: center; color: var(--slate);
  aspect-ratio: 4 / 3; padding: 1rem;
}
.ph--wide { aspect-ratio: 16 / 9; }
.ph--tall { aspect-ratio: 3 / 4; }
.ph::before { /* corner tick, brand accent */
  content: ""; position: absolute; left: 0; top: 0; width: 46px; height: 6px; background: var(--red);
}
.ph-inner { display: grid; place-items: center; gap: .5rem; }
.ph-inner svg { width: 40px; height: 40px; color: var(--slate); opacity: .8; }
.ph-label { font-family: var(--ff-head); text-transform: uppercase; letter-spacing: 1.5px; font-size: .72rem; color: var(--slate); }
.ph-cap { font-family: var(--ff-body); font-weight: 700; color: var(--navy); font-size: 1rem; text-transform: none; letter-spacing: 0; }
.gallery-item .ph-caption { padding: .8rem .2rem 0; }
.gallery-item .ph-caption h3 { font-size: 1.08rem; color: var(--navy); }
.gallery-item .ph-caption p { font-size: .9rem; color: var(--slate); margin: .2rem 0 0; }

/* ==========================================================================
   Testimonials
   ========================================================================== */
.quote { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.9rem; box-shadow: var(--shadow-sm); height: 100%; display: flex; flex-direction: column; }
.section--navy .quote { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.12); }
.stars { display: flex; gap: 3px; margin-bottom: .9rem; }
.stars svg { width: 20px; height: 20px; color: var(--red); }
.quote p { font-size: 1.05rem; color: var(--ink); font-style: italic; }
.section--navy .quote p { color: #fff; }
.quote cite { margin-top: auto; padding-top: 1rem; font-style: normal; font-family: var(--ff-head); text-transform: uppercase; letter-spacing: .8px; font-size: .85rem; color: var(--slate); }
.section--navy .quote cite { color: var(--slate-lt); }

/* ==========================================================================
   Split media / about rows
   ========================================================================== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.6rem, 4vw, 3.4rem); align-items: center; }
.split--reverse .split-media { order: 2; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } .split--reverse .split-media { order: 0; } }

/* ---------- established band ---------- */
.est-band { background: var(--navy); color: #fff; text-align: center; }
.est-band .est-num { font-family: var(--ff-head); font-weight: 700; font-size: clamp(3rem, 11vw, 6.5rem); line-height: 1; color: #fff; letter-spacing: 2px; }
.est-band .est-sub { font-family: var(--ff-head); text-transform: uppercase; letter-spacing: 4px; color: var(--slate-lt); font-size: clamp(.9rem, 2vw, 1.15rem); margin-top: .4rem; }
.est-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); margin-top: 2.6rem; }
@media (max-width: 620px) { .est-stats { grid-template-columns: 1fr; gap: 1.4rem; } }
.est-stat .n { font-family: var(--ff-head); font-weight: 700; font-size: clamp(2rem, 6vw, 3rem); color: #fff; line-height: 1; }
.est-stat .l { color: var(--slate-lt); font-size: .95rem; margin-top: .3rem; }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%); color: #fff; text-align: center; position: relative; overflow: hidden; }
.cta-band::before { content: ""; position: absolute; left: 50%; top: -40%; width: 120%; height: 120%; transform: translateX(-50%); background: radial-gradient(closest-side, rgba(192,57,43,.16), transparent); }
.cta-band .container { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; }
.cta-band p { color: var(--slate-lt); max-width: 620px; margin-inline: auto; }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(1.8rem, 4vw, 3.4rem); align-items: start; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-methods { display: grid; gap: 1rem; }
.method { display: flex; gap: 1rem; align-items: flex-start; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.3rem; box-shadow: var(--shadow-sm); }
.method .m-icon { flex: none; width: 46px; height: 46px; border-radius: 10px; display: grid; place-items: center; color: #fff; }
.method .m-icon svg { width: 24px; height: 24px; }
.method--wa .m-icon { background: var(--wa); }
.method--phone .m-icon { background: var(--navy); }
.method--area .m-icon { background: var(--red); }
.method h3 { font-size: 1.05rem; margin-bottom: .15rem; }
.method a { color: var(--navy); font-weight: 700; }
.method a:hover { color: var(--red); }
.method p { margin: 0; font-size: .95rem; color: var(--slate); }

/* ---------- form ---------- */
.form-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.4rem, 3vw, 2.2rem); box-shadow: var(--shadow-md); }
.form-row { display: grid; gap: 1.1rem; }
.form-row.two { grid-template-columns: 1fr 1fr; }
@media (max-width: 520px) { .form-row.two { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: .35rem; margin-bottom: 1.1rem; }
.field label { font-family: var(--ff-head); text-transform: uppercase; letter-spacing: .6px; font-size: .82rem; font-weight: 500; color: var(--navy); }
.field label .req { color: var(--red); }
.field input, .field select, .field textarea {
  font-family: var(--ff-body); font-size: 1rem; color: var(--ink);
  padding: .8rem .9rem; border: 1.5px solid var(--line); border-radius: 6px; background: var(--paper);
  transition: border-color .16s ease, box-shadow .16s ease; width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(23,50,74,.12); background: #fff; }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: .85rem; color: var(--slate); margin-top: .3rem; }
.form-status { display: none; padding: .9rem 1.1rem; border-radius: 6px; font-weight: 600; margin-bottom: 1rem; }
.form-status.show { display: block; }
.form-status.ok { background: #EAF5EC; color: #1F7A3D; border: 1px solid #Bfe3c6; }
.form-status.err { background: #FBF0EE; color: var(--red-dark); border: 1px solid #eecac4; }
/* honeypot */
.hp { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--navy); color: var(--slate-lt); }
.site-footer .container { padding-block: clamp(2.8rem, 6vw, 4rem); }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
@media (max-width: 780px) { .footer-top { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 480px) { .footer-top { grid-template-columns: 1fr; } }
.footer-brand img { height: 60px; margin-bottom: 1rem; }
.footer-brand p { color: var(--slate-lt); font-size: .96rem; max-width: 34ch; }
.footer-col h4 { color: #fff; font-size: 1rem; letter-spacing: 1px; margin-bottom: 1rem; }
.footer-col ul { display: grid; gap: .6rem; }
.footer-col a { color: var(--slate-lt); font-size: .98rem; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display: flex; gap: .55rem; align-items: center; font-size: .98rem; }
.footer-contact svg { width: 17px; height: 17px; color: var(--red); flex: none; }
.footer-bottom { margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid rgba(255,255,255,.12); display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; justify-content: space-between; align-items: center; font-size: .86rem; color: var(--slate-lt); }
.footer-bottom a:hover { color: #fff; }

/* ---------- floating WhatsApp (mobile quick action) ---------- */
.wa-float { position: fixed; right: 16px; bottom: 16px; z-index: 90; width: 58px; height: 58px; border-radius: 50%; background: var(--wa); color: #fff; display: grid; place-items: center; box-shadow: var(--shadow-md); transition: transform .16s ease, background .18s ease; }
.wa-float:hover { transform: scale(1.06); background: var(--wa-dark); }
.wa-float svg { width: 30px; height: 30px; }

/* ---------- misc ---------- */
.tag { display: inline-block; font-family: var(--ff-head); text-transform: uppercase; letter-spacing: 1px; font-size: .72rem; font-weight: 600; color: var(--red); background: rgba(192,57,43,.08); padding: .3rem .7rem; border-radius: 50px; }
.checklist { display: grid; gap: .7rem; margin-top: 1rem; }
.checklist li { display: flex; gap: .7rem; align-items: flex-start; }
.checklist svg { width: 22px; height: 22px; color: var(--red); flex: none; margin-top: 2px; }
.divider-note { text-align: center; color: var(--slate); font-size: .95rem; }

/* reveal on scroll — only hides when JS is active, so no-JS users & crawlers see everything */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- real project photos ---------- */
.photo { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: #e9e5dc; }
.photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.photo--wide { aspect-ratio: 16 / 9; }
.photo--43 { aspect-ratio: 4 / 3; }
.photo--tall { aspect-ratio: 3 / 4; }

/* ---------- footer Velyntic credit ---------- */
.footer-credit { display: inline-flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.velyntic-mark { height: 18px; width: auto; display: inline-block; vertical-align: middle; opacity: .9; transition: opacity .16s ease; }
.footer-credit a:hover .velyntic-mark { opacity: 1; }