@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&family=DM+Sans:wght@300;400;500;600&display=swap');

:root {
  --charcoal: #1a1a1a;
  --charcoal-mid: #2d2d2d;
  --charcoal-light: #3d3d3d;
  --blue: #2563eb;
  --blue-light: #3b82f6;
  --blue-pale: #dbeafe;
  --white: #ffffff;
  --off-white: #f8f8f8;
  --gray-100: #f3f4f6;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --accent-bar: 5px;
  --radius: 8px;
  --radius-lg: 14px;
  --transition: 0.2s ease;
  --max-width: 1160px;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--charcoal);
  line-height: 1.7;
  font-size: 16px;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── NAVIGATION ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--charcoal);
  border-bottom: 3px solid var(--blue);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo-bar {
  width: 4px;
  height: 32px;
  background: var(--blue);
  border-radius: 2px;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--white);
  letter-spacing: -0.3px;
}

.nav-logo-text span { color: var(--blue-light); }

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--gray-300);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--white); }
.nav-links a.active { color: var(--blue-light); }

.nav-cta {
  background: var(--blue);
  color: var(--white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 600 !important;
  transition: background var(--transition) !important;
}

.nav-cta:hover { background: var(--blue-light) !important; color: var(--white) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── HERO ── */
.hero {
  background: var(--charcoal);
  color: var(--white);
  padding: 6rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 40%;
  height: 100%;
  background: var(--charcoal-mid);
  clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 1.5rem;
}

.hero-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--blue-light);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.1;
  font-weight: 700;
  max-width: 700px;
  margin-bottom: 1.5rem;
}

.hero h1 em {
  font-style: normal;
  color: var(--blue-light);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--gray-300);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
}

.btn-primary:hover { background: var(--blue-light); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid var(--gray-500);
}

.btn-outline:hover { border-color: var(--white); }

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--charcoal-light);
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.stat-num span { color: var(--blue-light); }
.stat-label { font-size: 0.8rem; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 0.25rem; }

/* ── SECTION BASE ── */
section { padding: 5rem 0; }

.section-tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-tag::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--blue);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--charcoal);
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1rem;
  color: var(--gray-500);
  max-width: 540px;
  line-height: 1.7;
}

/* ── SERVICES GRID ── */
.services-section { background: var(--off-white); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  border-top: 3px solid transparent;
}

.service-card:hover {
  border-top-color: var(--blue);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.service-icon {
  width: 44px;
  height: 44px;
  background: var(--blue-pale);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.service-icon svg { width: 22px; height: 22px; stroke: var(--blue); }

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--charcoal);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ── PRODUCTS ── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 3rem;
}

.product-card {
  background: var(--charcoal);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  color: var(--white);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.product-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%;
  height: 3px;
  background: var(--blue);
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}

.product-card:hover::after { transform: scaleX(1); }
.product-card:hover { transform: translateY(-2px); }

.product-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.product-card .price {
  font-size: 0.85rem;
  color: var(--blue-light);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.product-card .min-qty {
  font-size: 0.78rem;
  color: var(--gray-500);
}

/* ── WHY US ── */
.why-section { background: var(--charcoal); color: var(--white); }
.why-section .section-title { color: var(--white); }
.why-section .section-sub { color: var(--gray-300); }
.why-section .section-tag { color: var(--blue-light); }
.why-section .section-tag::before { background: var(--blue-light); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.why-item {
  border-left: 3px solid var(--blue);
  padding-left: 1.5rem;
}

.why-item h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.why-item p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.6; }

/* ── QUOTE FORM ── */
.quote-section { background: var(--off-white); }

.quote-form {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  padding: 3rem;
  max-width: 780px;
  margin: 3rem auto 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--charcoal);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--charcoal);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.upload-zone {
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 1.5rem;
}

.upload-zone:hover { border-color: var(--blue); background: var(--blue-pale); }
.upload-zone.drag-over { border-color: var(--blue); background: var(--blue-pale); }

.upload-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1rem;
  stroke: var(--gray-500);
}

.upload-zone h4 { font-size: 1rem; font-weight: 600; margin-bottom: 0.25rem; }
.upload-zone p { font-size: 0.825rem; color: var(--gray-500); }
.upload-zone input[type="file"] { display: none; }
.upload-zone .file-list { margin-top: 1rem; font-size: 0.825rem; color: var(--blue); }

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-visual {
  background: var(--charcoal);
  border-radius: var(--radius-lg);
  padding: 3rem;
  color: var(--white);
  text-align: center;
}

.about-years {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 700;
  color: var(--blue-light);
  line-height: 1;
}

.about-years-label {
  font-size: 0.85rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

/* ── CONTACT ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  margin-top: 3rem;
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  background: var(--blue-pale);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg { width: 18px; height: 18px; stroke: var(--blue); }
.contact-item-label { font-size: 0.78rem; color: var(--gray-500); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 0.2rem; }
.contact-item-value { font-size: 0.95rem; color: var(--charcoal); font-weight: 500; }

/* ── CTA BANNER ── */
.cta-banner {
  background: var(--blue);
  padding: 4rem 0;
  text-align: center;
}

.cta-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-banner p { color: rgba(255,255,255,0.8); margin-bottom: 2rem; font-size: 1rem; }

.btn-white {
  background: var(--white);
  color: var(--blue);
}

.btn-white:hover { background: var(--off-white); transform: translateY(-1px); }

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  background: var(--charcoal);
  color: var(--white);
  padding: 4rem 0 3rem;
  border-bottom: 3px solid var(--blue);
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.page-hero p { color: var(--gray-300); font-size: 1rem; }

/* ── FOOTER ── */
footer {
  background: var(--charcoal);
  color: var(--gray-500);
  padding: 3rem 0 1.5rem;
  border-top: 3px solid var(--blue);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer-brand p { font-size: 0.875rem; line-height: 1.7; margin-top: 0.75rem; max-width: 280px; }

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 0.5rem;
  transition: color var(--transition);
}

.footer-col a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid var(--charcoal-light);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.footer-bottom a { color: var(--blue-light); }

/* ── UTILITIES ── */
.text-blue { color: var(--blue); }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; width: 100%; background: var(--charcoal); padding: 1rem 2rem 2rem; gap: 1rem; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero::before { display: none; }
  .hero { padding: 4rem 0 3rem; }
  .hero-stats { gap: 2rem; flex-wrap: wrap; }
  .form-row { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}