/* ============================================
   Concept Renovations Ltd. — Design System
   Palette sampled directly from brand logo
   ============================================ */

:root {
  --charcoal-900: #14171a;
  --charcoal-800: #1c2024;
  --charcoal-700: #2d3238;
  --steel-500: #60686f;
  --steel-300: #9aa1a8;
  --steel-200: #c2c7cc;
  --blue-700: #023c8d;
  --blue-600: #0b4fa8;
  --blue-400: #5587c9;
  --off-white: #f4f5f6;
  --white: #ffffff;

  --font-display: "Barlow Condensed", sans-serif;
  --font-body: "Inter", sans-serif;

  --container: 1160px;
  --radius: 6px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--charcoal-900);
  color: var(--steel-200);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--off-white);
  letter-spacing: 0.3px;
  line-height: 1.1;
  text-transform: uppercase;
}

.eyebrow {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue-400);
  margin-bottom: 12px;
  display: block;
}

p { color: var(--steel-300); }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--blue-400);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-400), var(--blue-700));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(2, 60, 141, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(2, 60, 141, 0.5); }

.btn-outline {
  background: transparent;
  border-color: var(--steel-500);
  color: var(--off-white);
}
.btn-outline:hover { border-color: var(--blue-400); color: var(--blue-400); }

/* ============ Nav ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(20, 23, 26, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(96, 104, 111, 0.25);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo img { height: 48px; width: auto; }
.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--off-white);
  letter-spacing: 0.5px;
  line-height: 1.15;
  text-transform: uppercase;
}
.nav-logo-text span { display: block; font-size: 12px; color: var(--blue-400); letter-spacing: 3px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-links a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--steel-200);
  position: relative;
  padding: 4px 0;
  transition: color var(--transition);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--blue-400);
  transition: width var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--off-white); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta { display: flex; align-items: center; gap: 24px; }
.nav-phone {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  color: var(--off-white);
  letter-spacing: 0.5px;
}

.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav-links { position: fixed; top: 78px; left: 0; right: 0; background: var(--charcoal-800);
    flex-direction: column; gap: 0; border-bottom: 1px solid rgba(96,104,111,0.25);
    transform: translateY(-150%); transition: transform var(--transition); }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { display: block; width: 100%; padding: 18px 24px; border-bottom: 1px solid rgba(96,104,111,0.15); }
  .nav-phone { display: none; }
  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px;
  }
  .nav-toggle span { width: 26px; height: 2px; background: var(--off-white); transition: var(--transition); }
}

/* ============ Roofline divider (signature element) ============ */
.roofline {
  position: relative;
  height: 64px;
  margin-top: -1px;
}
.roofline svg { width: 100%; height: 100%; display: block; }

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: 120px 0 100px;
  background:
    radial-gradient(ellipse 900px 500px at 80% -10%, rgba(2, 60, 141, 0.35), transparent 60%),
    linear-gradient(180deg, var(--charcoal-900), var(--charcoal-800));
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(96,104,111,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(96,104,111,0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 800px 500px at 70% 0%, black, transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 720px; }
.hero h1 {
  font-size: clamp(42px, 6vw, 74px);
  margin-bottom: 22px;
}
.hero h1 .accent { color: var(--blue-400); }
.hero p.lead {
  font-size: 19px;
  max-width: 540px;
  margin-bottom: 36px;
  color: var(--steel-300);
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* fade-up reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ============ Trust strip ============ */
.trust-strip {
  background: var(--charcoal-800);
  border-top: 1px solid rgba(96,104,111,0.2);
  border-bottom: 1px solid rgba(96,104,111,0.2);
  padding: 22px 0;
}
.trust-strip .container {
  display: flex;
  flex-wrap: wrap;
  gap: 28px 44px;
  justify-content: space-between;
  align-items: center;
}
.trust-item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--steel-300); font-family: var(--font-display); letter-spacing: 1px; text-transform: uppercase; font-weight: 600;}
.trust-item svg { flex-shrink: 0; width: 20px; height: 20px; color: var(--blue-400); }

/* ============ Section generic ============ */
.section { padding: 96px 0; }
.section-head { max-width: 620px; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(30px, 4vw, 44px); }

/* ============ Service cards ============ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  background: var(--charcoal-800);
  border: 1px solid rgba(96,104,111,0.25);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--blue-400);
  background: #22262b;
}
.service-card .icon {
  width: 44px; height: 44px;
  color: var(--blue-400);
  margin-bottom: 18px;
}
.service-card h3 {
  font-size: 22px;
  margin-bottom: 10px;
  text-transform: none;
}
.service-card p { font-size: 15px; }

.services-footer-cta {
  margin-top: 56px;
  text-align: center;
}

/* ============ Process ============ */
.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
@media (max-width: 900px) { .process-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .process-list { grid-template-columns: 1fr; } }

.process-step {
  position: relative;
  padding-top: 20px;
  border-top: 2px solid var(--steel-500);
}
.process-step .num {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--blue-400);
  letter-spacing: 2px;
  font-weight: 700;
  margin-bottom: 10px;
  display: block;
}
.process-step h3 { font-size: 21px; margin-bottom: 8px; text-transform: none; }
.process-step p { font-size: 14.5px; }

/* ============ CTA band ============ */
.cta-band {
  position: relative;
  background: linear-gradient(120deg, var(--blue-700), #041f4d);
  padding: 84px 0;
  text-align: center;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 40px 40px;
}
.cta-band .container { position: relative; }
.cta-band h2 { font-size: clamp(30px, 4vw, 46px); margin-bottom: 14px; color: var(--white); }
.cta-band p { color: rgba(244,245,246,0.8); margin-bottom: 32px; font-size: 17px; }
.cta-band .btn-outline { border-color: rgba(255,255,255,0.5); color: var(--white); }
.cta-band .btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

/* ============ Footer ============ */
.site-footer {
  background: var(--charcoal-900);
  border-top: 1px solid rgba(96,104,111,0.2);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-brand img { height: 40px; }
.footer-brand-text { font-family: var(--font-display); font-weight: 700; color: var(--off-white); text-transform: uppercase; font-size: 16px; }
.footer-col h4 {
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--steel-300);
  margin-bottom: 16px;
}
.footer-col p, .footer-col a { font-size: 14.5px; color: var(--steel-300); display: block; margin-bottom: 8px; }
.footer-col a:hover { color: var(--blue-400); }
.footer-bottom {
  border-top: 1px solid rgba(96,104,111,0.15);
  padding-top: 24px;
  font-size: 13px;
  color: var(--steel-500);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ Page header (services/contact) ============ */
.page-hero {
  padding: 76px 0 60px;
  background: linear-gradient(180deg, var(--charcoal-900), var(--charcoal-800));
  border-bottom: 1px solid rgba(96,104,111,0.2);
}
.page-hero h1 { font-size: clamp(36px, 5vw, 56px); }
.page-hero p { max-width: 560px; margin-top: 16px; font-size: 17px; }

/* ============ Contact page ============ */
.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
}
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }

.form-group { margin-bottom: 22px; }
.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--steel-300);
  margin-bottom: 8px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--charcoal-800);
  border: 1px solid rgba(96,104,111,0.35);
  border-radius: var(--radius);
  padding: 13px 14px;
  color: var(--off-white);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-400);
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 120px; }

.file-drop {
  border: 1.5px dashed rgba(96,104,111,0.45);
  border-radius: var(--radius);
  padding: 26px;
  text-align: center;
  font-size: 14px;
  color: var(--steel-300);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}
.file-drop:hover { border-color: var(--blue-400); background: rgba(85,135,201,0.05); }
.file-drop input { display: none; }
.file-drop .file-name { margin-top: 8px; color: var(--blue-400); font-size: 13px; }

.form-note { font-size: 13px; color: var(--steel-500); margin-top: 8px; }

.contact-info-card {
  background: var(--charcoal-800);
  border: 1px solid rgba(96,104,111,0.25);
  border-radius: var(--radius);
  padding: 36px 30px;
  height: fit-content;
}
.contact-info-card h3 { font-size: 20px; margin-bottom: 22px; text-transform: none; }
.info-row { display: flex; gap: 14px; margin-bottom: 22px; }
.info-row svg { width: 22px; height: 22px; color: var(--blue-400); flex-shrink: 0; margin-top: 2px; }
.info-row .label { font-family: var(--font-display); font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--steel-500); margin-bottom: 3px; }
.info-row .value { color: var(--off-white); font-size: 15.5px; }
.info-row a.value:hover { color: var(--blue-400); }

.form-success {
  display: none;
  background: rgba(85,135,201,0.1);
  border: 1px solid var(--blue-400);
  border-radius: var(--radius);
  padding: 18px 20px;
  color: var(--off-white);
  font-size: 15px;
  margin-bottom: 24px;
}
.form-success.show { display: block; }