/* ============================================================
   COLLAGE RENOVATIONS — Main Stylesheet
   ============================================================ */

/* ---- CSS Custom Properties -------------------------------- */
:root {
  --primary:       #1B3A5C;
  --primary-light: #2d5f8a;
  --primary-dark:  #122840;
  --accent:        #E87722;
  --accent-dark:   #c9651a;
  --text:          #222222;
  --text-muted:    #5c6370;
  --bg:            #ffffff;
  --bg-light:      #f5f7fa;
  --bg-dark:       #0f1f30;
  --border:        #dde2e8;
  --shadow:        0 4px 24px rgba(0,0,0,.09);
  --shadow-lg:     0 8px 40px rgba(0,0,0,.14);
  --radius:        10px;
  --radius-lg:     18px;
  --transition:    .25s ease;
  --container:     1200px;
  --font:          'Inter', system-ui, sans-serif;
}

/* ---- Reset ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ---- Typography ------------------------------------------- */
h1 { font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; line-height: 1.15; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; line-height: 1.25; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p  { line-height: 1.75; }

/* ---- Layout ----------------------------------------------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; }
.section    { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }

.section-label {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--accent);
  margin-bottom: .6rem;
}

.section-title { color: var(--primary); margin-bottom: 1rem; }
.section-subtitle { color: var(--text-muted); max-width: 640px; font-size: 1.05rem; }
.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* ---- Buttons ---------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232,119,34,.35);
}
.btn-secondary {
  background: var(--primary);
  color: #fff;
}
.btn-secondary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}
.btn-outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid #fff;
}
.btn-outline-white:hover {
  background: #fff;
  color: var(--primary);
}
.btn-lg { padding: 1rem 2.25rem; font-size: 1.05rem; }

/* ---- Navbar ----------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--primary);
  box-shadow: 0 2px 12px rgba(0,0,0,.18);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.navbar-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.navbar-logo-img {
  height: 50px;
  width: auto;
  display: block;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: .25rem;
}
.navbar-links > li { position: relative; }
.navbar-links > li > a,
.navbar-links > li > button {
  color: rgba(255,255,255,.88);
  font-weight: 500;
  font-size: .92rem;
  padding: .55rem .85rem;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  display: flex;
  align-items: center;
  gap: .3rem;
  background: none;
}
.navbar-links > li > a:hover,
.navbar-links > li > button:hover,
.navbar-links > li > a.active {
  color: #fff;
  background: rgba(255,255,255,.1);
}

/* Dropdown */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  min-width: 230px;
  border: 1px solid var(--border);
  overflow: hidden;
}
.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .75rem 1.1rem;
  color: var(--text);
  font-size: .9rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.dropdown-menu a i {
  width: 18px;
  color: var(--accent);
  font-size: .85rem;
}
.dropdown-menu a:hover {
  background: var(--bg-light);
  color: var(--primary);
}
.dropdown.open .dropdown-menu { display: block; }

.navbar-cta { margin-left: .5rem; }

/* Hamburger */
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
  background: none;
  border: none;
  cursor: pointer;
}
.navbar-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.navbar-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-toggle.open span:nth-child(2) { opacity: 0; }
.navbar-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.navbar-mobile {
  display: none;
  background: var(--primary-dark);
  padding: 1rem 0 1.5rem;
}
.navbar-mobile.open { display: block; }
.navbar-mobile a,
.navbar-mobile .mobile-group-label {
  display: block;
  padding: .7rem 1.5rem;
  color: rgba(255,255,255,.85);
  font-size: .95rem;
  font-weight: 500;
}
.navbar-mobile a:hover { color: #fff; background: rgba(255,255,255,.06); }
.mobile-group-label {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(255,255,255,.45) !important;
  padding-top: 1.25rem !important;
}
.navbar-mobile .sub-link { padding-left: 2.25rem; font-size: .9rem; }

/* ---- Hero ------------------------------------------------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, #245285 100%);
  color: #fff;
  padding: 5.5rem 0 4rem;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-content { position: relative; z-index: 1; max-width: 680px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: rgba(232,119,34,.2);
  border: 1px solid rgba(232,119,34,.4);
  color: #ffb366;
  font-size: .82rem;
  font-weight: 600;
  padding: .35rem .9rem;
  border-radius: 50px;
  margin-bottom: 1.25rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.hero h1 { margin-bottom: 1.1rem; }
.hero h1 span { color: var(--accent); }
.hero p { font-size: 1.1rem; color: rgba(255,255,255,.82); margin-bottom: 2rem; max-width: 580px; }
.hero-btns { display: flex; flex-wrap: wrap; gap: .85rem; }
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,.12);
}
.hero-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.hero-stat-label { font-size: .82rem; color: rgba(255,255,255,.65); margin-top: .25rem; }

/* Page hero (service pages) */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: #fff;
  padding: 3.5rem 0;
}
.page-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .82rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 1rem;
}
.page-hero .breadcrumb a { color: rgba(255,255,255,.7); }
.page-hero .breadcrumb a:hover { color: #fff; }
.page-hero .breadcrumb i { font-size: .6rem; }
.page-hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
.page-hero p { color: rgba(255,255,255,.78); font-size: 1.05rem; margin-top: .75rem; max-width: 600px; }

/* ---- Service Cards (Homepage) ----------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.service-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--accent);
}
.service-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(232,119,34,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}
.service-card h3 { color: var(--primary); margin-bottom: .5rem; }
.service-card p { color: var(--text-muted); font-size: .93rem; flex: 1; margin-bottom: 1.25rem; }
.service-card .btn { align-self: flex-start; }

/* ---- Why Us ----------------------------------------------- */
.why-us { background: var(--bg-light); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.why-item {
  background: var(--bg);
  border-radius: var(--radius);
  padding: 1.75rem;
  border: 1px solid var(--border);
  text-align: center;
}
.why-item i {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 1rem;
}
.why-item h4 { color: var(--primary); margin-bottom: .4rem; }
.why-item p { color: var(--text-muted); font-size: .9rem; }

/* ---- Service Area Banner ---------------------------------- */
.area-banner {
  background: var(--primary);
  color: #fff;
  padding: 2.5rem 0;
  text-align: center;
}
.area-banner h3 { margin-bottom: .5rem; }
.area-banner p { color: rgba(255,255,255,.75); font-size: .95rem; max-width: 700px; margin: 0 auto 1.5rem; }

/* ---- CTA Strip -------------------------------------------- */
.cta-strip {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  padding: 4rem 0;
  text-align: center;
  color: #fff;
}
.cta-strip h2 { margin-bottom: .75rem; }
.cta-strip p { color: rgba(255,255,255,.85); margin-bottom: 2rem; font-size: 1.05rem; }
.cta-strip-btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 1rem; }

/* ---- Contact Strip ---------------------------------------- */
.contact-strip {
  background: var(--bg-light);
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}
.contact-strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  color: var(--text);
  font-size: .95rem;
}
.contact-item i {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  flex-shrink: 0;
}
.contact-item a { color: var(--primary); font-weight: 600; }
.contact-item a:hover { color: var(--accent); }
.contact-item small { display: block; color: var(--text-muted); font-size: .78rem; }

/* ---- Footer ----------------------------------------------- */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.72);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 3rem;
}
.footer-brand { color: #fff; }
.footer-logo { margin-bottom: 1rem; }
.footer-logo-img {
  height: 56px;
  width: auto;
  display: block;
}
.footer-brand p { font-size: .9rem; line-height: 1.7; }
.footer-col h5 {
  color: #fff;
  font-size: .88rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 1rem;
}
.footer-col ul li { margin-bottom: .45rem; }
.footer-col ul li a { font-size: .9rem; color: rgba(255,255,255,.65); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  margin-bottom: .85rem;
  font-size: .88rem;
}
.footer-contact-item i { color: var(--accent); margin-top: .2rem; width: 14px; }
.footer-contact-item a { color: rgba(255,255,255,.72); }
.footer-contact-item a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .75rem;
  font-size: .84rem;
  color: rgba(255,255,255,.4);
}
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ---- Service Detail Sections ------------------------------ */
.service-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.service-intro-grid.reverse { direction: rtl; }
.service-intro-grid.reverse > * { direction: ltr; }
.checklist { margin: 1.25rem 0; }
.checklist li {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .5rem 0;
  font-size: .95rem;
}
.checklist li i { color: var(--accent); margin-top: .2rem; flex-shrink: 0; }

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}
.pricing-card {
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.pricing-card:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.pricing-card-icon { font-size: 1.8rem; color: var(--accent); margin-bottom: .75rem; }
.pricing-card h4 { color: var(--primary); margin-bottom: .35rem; }
.pricing-card .price-range {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  margin: .5rem 0;
}
.pricing-card p { font-size: .82rem; color: var(--text-muted); }

/* ---- Estimate Form Section -------------------------------- */
.estimate-section {
  background: var(--bg-light);
  padding: 5rem 0;
}
.estimate-section .section-title { color: var(--primary); }

.estimate-wrapper {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 2.5rem;
  align-items: start;
  margin-top: 2.5rem;
}
.estimate-form-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow);
}
.estimate-form-card h3 { color: var(--primary); margin-bottom: 1.5rem; font-size: 1.2rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.1rem; }
.form-group label {
  display: block;
  font-size: .83rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: .4rem;
  letter-spacing: .02em;
}
.form-group label span { color: var(--accent); }
.form-control {
  width: 100%;
  padding: .7rem .95rem;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: .93rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27,58,92,.1);
}
.form-control::placeholder { color: #adb5bd; }
textarea.form-control { resize: vertical; min-height: 90px; }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235c6370' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .9rem center; padding-right: 2.2rem; }

/* Estimate Sidebar */
.estimate-sidebar { position: sticky; top: 90px; }
.estimate-preview {
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 1.25rem;
}
.estimate-preview h4 { font-size: 1rem; color: rgba(255,255,255,.75); margin-bottom: 1.25rem; }
.estimate-range {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: .35rem;
  min-height: 2.4rem;
}
.estimate-note { font-size: .82rem; color: rgba(255,255,255,.55); }
.estimate-divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,.12);
  margin: 1.25rem 0;
}
.estimate-detail {
  display: flex;
  justify-content: space-between;
  font-size: .86rem;
  margin-bottom: .55rem;
  color: rgba(255,255,255,.75);
}
.estimate-detail span:last-child { font-weight: 600; color: #fff; }

.estimate-info-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.estimate-info-card h5 { color: var(--primary); margin-bottom: .85rem; font-size: .95rem; }
.estimate-info-card .info-item {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  margin-bottom: .7rem;
  font-size: .88rem;
  color: var(--text-muted);
}
.estimate-info-card .info-item i { color: var(--accent); margin-top: .1rem; }

/* Form submit area */
.form-submit-area {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.form-submit-area .btn { width: 100%; justify-content: center; }
.form-disclaimer {
  font-size: .78rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
}

/* Form success/error messages */
.form-message {
  display: none;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-size: .9rem;
  margin-top: 1rem;
  font-weight: 500;
}
.form-message.success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #6ee7b7;
  display: block;
}
.form-message.error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
  display: block;
}

/* ---- FAQ -------------------------------------------------- */
.faq-list { margin-top: 2rem; max-width: 800px; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.1rem .25rem;
  font-size: .97rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--accent); }
.faq-question i { flex-shrink: 0; transition: transform var(--transition); color: var(--accent); }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer {
  display: none;
  padding: 0 .25rem 1.1rem;
  font-size: .92rem;
  color: var(--text-muted);
  line-height: 1.75;
}
.faq-item.open .faq-answer { display: block; }

/* ---- Related Services ------------------------------------- */
.related-services {
  background: var(--bg-light);
  padding: 4rem 0;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}
.related-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: .85rem;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.related-card:hover { box-shadow: var(--shadow); border-color: var(--accent); }
.related-card i { font-size: 1.4rem; color: var(--accent); flex-shrink: 0; }
.related-card span { font-weight: 600; font-size: .92rem; color: var(--primary); }

/* ---- Contact Page ----------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.contact-info h3 { color: var(--primary); margin-bottom: 1.5rem; }
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(27,58,92,.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.contact-info-item h5 { color: var(--primary); margin-bottom: .25rem; font-size: .95rem; }
.contact-info-item p, .contact-info-item a {
  color: var(--text-muted);
  font-size: .92rem;
}
.contact-info-item a:hover { color: var(--accent); }

.contact-form-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow);
}

/* ---- Utilities -------------------------------------------- */
.bg-light { background: var(--bg-light); }
.bg-primary { background: var(--primary); color: #fff; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }

/* ---- Loading spinner -------------------------------------- */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  vertical-align: middle;
  margin-right: .4rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Responsive ------------------------------------------- */
@media (max-width: 992px) {
  .navbar-links { display: none; }
  .navbar-toggle { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .service-intro-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .service-intro-grid.reverse { direction: ltr; }
  .estimate-wrapper { grid-template-columns: 1fr; }
  .estimate-sidebar { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .section { padding: 3.5rem 0; }
  .hero { padding: 3.5rem 0 2.5rem; }
  .hero-stats { gap: 1.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-strip-btns { flex-direction: column; align-items: center; }
  .contact-strip-inner { flex-direction: column; align-items: flex-start; padding: 0 1.25rem; }
  .estimate-form-card { padding: 1.5rem; }
}