/* =====================================================
   Keystone Bathroom & Tile — premium black & gold theme
   ===================================================== */

:root {
  --black: #0B0B0B;
  --charcoal: #1A1A1A;
  --charcoal-2: #141414;
  --gold: #E0A11A;
  --gold-dark: #B67F0B;
  --white: #FFFFFF;
  --gray: #D9D9D9;
  --muted: #9a9a9a;
  --line: rgba(224, 161, 26, 0.18);

  --maxw: 1200px;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --font-display: "Oswald", "Arial Narrow", system-ui, sans-serif;
  --font-body: "Montserrat", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--gray);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.section { padding: 96px 0; position: relative; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); color: var(--white); font-weight: 600; line-height: 1.08; letter-spacing: 0.5px; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  position: relative;
  padding-left: 38px;
}
.eyebrow::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 28px; height: 2px;
  background: var(--gold);
  transform: translateY(-50%);
}

.section-title { font-size: clamp(1.9rem, 4vw, 3rem); text-transform: uppercase; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section-head .eyebrow { padding-left: 0; }
.section-head .eyebrow::before { display: none; }
.section-lead { color: var(--muted); font-size: 1.05rem; margin-top: 14px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 14px 26px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
}
.btn-lg { padding: 17px 34px; font-size: 0.95rem; }
.btn-block { width: 100%; }

.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1407;
  box-shadow: 0 10px 24px rgba(224, 161, 26, 0.28);
}
.btn-gold:hover { transform: translateY(-3px); box-shadow: 0 16px 32px rgba(224, 161, 26, 0.42); }

.btn-outline {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--white);
  backdrop-filter: blur(4px);
}
.btn-outline:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-3px); }

/* ---------- Hex / honeycomb pattern ---------- */
.hex-pattern {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='100' viewBox='0 0 56 100'%3E%3Cg fill='none' stroke='%23E0A11A' stroke-width='1.4' stroke-opacity='0.5'%3E%3Cpath d='M28 0 L56 16 L56 50 L28 66 L0 50 L0 16 Z'/%3E%3Cpath d='M28 66 L56 82 L56 116 L28 132 L0 116 L0 82 Z'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 56px 100px;
  opacity: 0.10;
  pointer-events: none;
  z-index: 0;
}
.hex-pattern--soft { opacity: 0.06; }

/* =====================================================
   HEADER
   ===================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background .35s var(--ease), box-shadow .35s var(--ease), padding .35s var(--ease), border-color .35s var(--ease);
  padding: 18px 0;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(11, 11, 11, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand-logo { height: 46px; width: auto; transition: height .35s var(--ease); }
.site-header.scrolled .brand-logo { height: 40px; }

.main-nav { display: flex; align-items: center; gap: 32px; }
.nav-link {
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.4px;
  color: var(--gray);
  position: relative;
  padding: 6px 0;
  transition: color .25s var(--ease);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width .3s var(--ease);
}
.nav-link:hover { color: var(--white); }
.nav-link:hover::after { width: 100%; }
.nav-call svg { flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 26px; height: 2px; background: var(--white); transition: transform .3s var(--ease), opacity .3s var(--ease); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =====================================================
   HERO
   ===================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url("../images/hero.jpg") center/cover no-repeat;
  transform: scale(1.05);
  animation: heroZoom 18s ease-out forwards;
}
@keyframes heroZoom { to { transform: scale(1.14); } }
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11,11,11,0.78) 0%, rgba(11,11,11,0.55) 45%, rgba(11,11,11,0.92) 100%),
    radial-gradient(circle at 75% 30%, rgba(224,161,26,0.18), transparent 55%);
}
.hero .hex-pattern { opacity: 0.07; }

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 120px;
  padding-bottom: 80px;
  max-width: 860px;
}
.hero-logo { height: 92px; width: auto; margin-bottom: 28px; filter: drop-shadow(0 6px 20px rgba(0,0,0,0.5)); }
.hero-title {
  font-size: clamp(2.3rem, 6vw, 4.4rem);
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 18px;
  text-shadow: 0 4px 24px rgba(0,0,0,0.5);
}
.hero-sub { font-size: clamp(1.05rem, 2.2vw, 1.4rem); color: var(--gray); max-width: 640px; margin-bottom: 36px; font-weight: 400; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 38px; }

.hero-phone { display: inline-flex; flex-direction: column; border-left: 3px solid var(--gold); padding-left: 18px; }
.hero-phone-label { font-size: 0.78rem; letter-spacing: 2px; text-transform: uppercase; color: var(--gold); font-weight: 700; }
.hero-phone-number { font-family: var(--font-display); font-size: clamp(1.6rem, 4vw, 2.3rem); font-weight: 600; color: var(--white); letter-spacing: 1px; }

.scroll-cue { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); width: 26px; height: 44px; border: 2px solid rgba(255,255,255,0.4); border-radius: 14px; z-index: 2; }
.scroll-cue span { position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; background: var(--gold); border-radius: 2px; transform: translateX(-50%); animation: scrollDot 1.8s infinite; }
@keyframes scrollDot { 0% { opacity: 0; transform: translate(-50%, 0); } 40% { opacity: 1; } 80% { opacity: 0; transform: translate(-50%, 16px); } 100% { opacity: 0; } }

/* =====================================================
   ABOUT
   ===================================================== */
.about { background: var(--charcoal); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-media { position: relative; }
.about-media img { border-radius: var(--radius); box-shadow: var(--shadow); }
.about-media::before {
  content: ""; position: absolute; inset: -14px -14px auto auto;
  width: 120px; height: 120px;
  border-top: 3px solid var(--gold); border-right: 3px solid var(--gold);
  border-top-right-radius: var(--radius);
}
.about-badge {
  position: absolute; bottom: -22px; left: -22px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1407; padding: 18px 24px; border-radius: var(--radius);
  display: flex; flex-direction: column; box-shadow: var(--shadow);
}
.about-badge strong { font-family: var(--font-display); font-size: 1.9rem; line-height: 1; }
.about-badge span { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }

.about-text p { margin-bottom: 26px; color: var(--gray); }
.about-points { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; margin-bottom: 30px; }
.about-points li { display: flex; align-items: center; gap: 12px; font-weight: 600; color: var(--white); }
.about-points .dot { width: 10px; height: 10px; background: var(--gold); border-radius: 2px; transform: rotate(45deg); flex-shrink: 0; }

/* =====================================================
   SERVICES
   ===================================================== */
.services { background: var(--black); }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.service-card {
  background: linear-gradient(160deg, var(--charcoal) 0%, var(--charcoal-2) 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 34px 26px;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
  position: relative;
  overflow: hidden;
}
.service-card::after {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
  transition: width .35s var(--ease);
}
.service-card:hover { transform: translateY(-8px); border-color: var(--line); box-shadow: var(--shadow); }
.service-card:hover::after { width: 100%; }
.service-icon {
  width: 58px; height: 58px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: rgba(224,161,26,0.12); margin-bottom: 20px;
  transition: background .3s var(--ease);
}
.service-icon svg { width: 30px; height: 30px; color: var(--gold); }
.service-card:hover .service-icon { background: var(--gold); }
.service-card:hover .service-icon svg { color: #1a1407; }
.service-card h3 { font-size: 1.25rem; margin-bottom: 10px; text-transform: uppercase; }
.service-card p { font-size: 0.92rem; color: var(--muted); }

.service-cta { background: linear-gradient(160deg, #241b07, #1a1305); border-color: var(--line); display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: 14px; }
.service-cta h3 { color: var(--gold); }
.service-cta .btn { margin-top: 6px; }

/* =====================================================
   GALLERY
   ===================================================== */
.gallery { background: var(--charcoal); }
.gallery-grid {
  column-count: 3;
  column-gap: 16px;
}
.gallery-item {
  position: relative;
  display: block;
  width: 100%;
  margin-bottom: 16px;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  break-inside: avoid;
}
.gallery-item img { width: 100%; height: auto; display: block; transition: transform .6s var(--ease); }
.gallery-item::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(11,11,11,0.85));
  opacity: 0.55; transition: opacity .35s var(--ease);
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item:hover::after { opacity: 0.9; }
.gallery-item:hover { box-shadow: inset 0 0 0 3px var(--gold); }
.gallery-cap {
  position: absolute; left: 18px; bottom: 16px; z-index: 2;
  font-family: var(--font-display); font-size: 1rem; text-transform: uppercase;
  letter-spacing: 1px; color: var(--white);
  transform: translateY(8px); opacity: 0; transition: transform .35s var(--ease), opacity .35s var(--ease);
}
.gallery-item:hover .gallery-cap { transform: translateY(0); opacity: 1; }

/* =====================================================
   WHY CHOOSE US
   ===================================================== */
.why { background: linear-gradient(180deg, var(--black), var(--charcoal-2)); position: relative; overflow: hidden; }
.why-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: start; position: relative; z-index: 1; }
.why-intro { position: sticky; top: 110px; }
.why-list { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.why-list li {
  display: flex; gap: 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 22px;
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}
.why-list li:hover { transform: translateY(-5px); border-color: var(--line); }
.why-check {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1407; font-weight: 800; display: flex; align-items: center; justify-content: center;
}
.why-list strong { display: block; color: var(--white); font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; font-size: 1.05rem; }
.why-list p { font-size: 0.88rem; color: var(--muted); }

/* =====================================================
   CONTACT
   ===================================================== */
.contact { background: linear-gradient(180deg, var(--charcoal-2), var(--black)); position: relative; overflow: hidden; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; position: relative; z-index: 1; align-items: start; }

.contact-list { list-style: none; margin: 30px 0 26px; display: grid; gap: 18px; }
.contact-list li { display: flex; align-items: center; gap: 16px; }
.contact-ico { width: 48px; height: 48px; border-radius: var(--radius-sm); background: rgba(224,161,26,0.12); color: var(--gold); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-label { display: block; font-size: 0.74rem; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); }
.contact-list a, .contact-list div span:not(.contact-label) { font-family: var(--font-display); font-size: 1.25rem; color: var(--white); }
.contact-list a:hover { color: var(--gold); }

.service-areas { display: flex; flex-wrap: wrap; gap: 8px; }
.service-areas span {
  font-size: 0.78rem; padding: 6px 12px; border-radius: 40px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); color: var(--gray);
}

.contact-form {
  background: var(--charcoal);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: var(--shadow);
}
.field { margin-bottom: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; color: var(--gray); margin-bottom: 8px; }
.field input, .field select, .field textarea {
  width: 100%;
  background: var(--black);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(224,161,26,0.15);
}
.field input::placeholder, .field textarea::placeholder { color: #6a6a6a; }
.field input.invalid, .field textarea.invalid { border-color: #c0392b; }
.form-note { margin-top: 14px; font-size: 0.9rem; min-height: 20px; text-align: center; }
.form-note.success { color: var(--gold); font-weight: 600; }
.form-note.error { color: #e57373; }

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer { background: #060606; padding-top: 64px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer-logo { height: 54px; width: auto; margin-bottom: 18px; }
.footer-brand p { color: var(--muted); font-size: 0.92rem; max-width: 340px; margin-bottom: 18px; }
.footer-ig { display: inline-flex; align-items: center; gap: 8px; color: var(--gold); font-weight: 600; }
.footer-ig:hover { color: var(--white); }
.footer-col h4 { font-size: 1rem; text-transform: uppercase; letter-spacing: 1px; color: var(--white); margin-bottom: 18px; }
.footer-col a, .footer-area { display: block; color: var(--muted); font-size: 0.92rem; margin-bottom: 12px; transition: color .2s var(--ease); }
.footer-col a:hover { color: var(--gold); }
.footer-phone { font-family: var(--font-display); font-size: 1.5rem; color: var(--white) !important; margin-bottom: 6px !important; }
.footer-col .btn { margin-top: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.07); padding: 22px 0; }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.footer-bottom span { color: var(--muted); font-size: 0.85rem; }
.footer-domain { color: var(--gold) !important; font-weight: 600; letter-spacing: 0.5px; }

/* =====================================================
   MOBILE CALL BAR
   ===================================================== */
.mobile-call-bar {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #1a1407; font-family: var(--font-display); font-size: 1.15rem; letter-spacing: 1px;
  align-items: center; justify-content: center; gap: 10px;
  padding: 15px; box-shadow: 0 -6px 20px rgba(0,0,0,0.4);
}

/* =====================================================
   LIGHTBOX
   ===================================================== */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(6,6,6,0.94);
  display: none; align-items: center; justify-content: center; flex-direction: column;
  padding: 30px;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 80vh; border-radius: var(--radius); box-shadow: var(--shadow); }
.lightbox-cap { color: var(--gold); margin-top: 16px; font-family: var(--font-display); letter-spacing: 1px; text-transform: uppercase; }
.lightbox-close { position: absolute; top: 24px; right: 30px; background: none; border: 0; color: var(--white); font-size: 2.6rem; line-height: 1; cursor: pointer; transition: color .2s var(--ease); }
.lightbox-close:hover { color: var(--gold); }

/* =====================================================
   SCROLL REVEAL
   ===================================================== */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { column-count: 2; }
  .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .why-intro { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 70px 0; }

  /* nav -> slide-in panel */
  .main-nav {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(78vw, 320px);
    background: var(--charcoal);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 26px;
    padding: 40px;
    transform: translateX(100%);
    transition: transform .4s var(--ease);
    box-shadow: -10px 0 40px rgba(0,0,0,0.5);
    border-left: 1px solid var(--line);
  }
  .main-nav.open { transform: translateX(0); }
  .nav-link { font-size: 1.2rem; }
  .nav-call { margin-top: 10px; }
  .nav-toggle { display: flex; z-index: 101; }

  .about-grid { grid-template-columns: 1fr; gap: 60px; }
  .about-points { grid-template-columns: 1fr; }
  .about-badge { left: auto; right: -10px; }

  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .why-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .footer-brand { grid-column: 1 / -1; }

  .mobile-call-bar { display: flex; }
  body { padding-bottom: 56px; }
  .footer-bottom { margin-bottom: 56px; }

  .hero-content { padding-top: 110px; }
  .hero-logo { height: 70px; }
  .scroll-cue { display: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .service-grid { grid-template-columns: 1fr; }
  .gallery-grid { column-count: 1; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-bg { animation: none; }
  html { scroll-behavior: auto; }
}