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

:root {
  --navy: #10213d;
  --navy-mid: #182c49;
  --steel: #6f829e;
  --steel-light: #aebaca;
  --cream: #f3f6fa;
  --white: #ffffff;
  --gray: #6d7a8d;
  --light-gray: #e2e8f0;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--navy);
  color: var(--white);
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.8rem 4rem;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(16,33,61,0.10);
}
.nav-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem; font-weight: 700;
  color: var(--white); text-decoration: none;
  letter-spacing: 0.02em;
}
.nav-logo span { color: var(--steel); }
.nav-links { display: flex; gap: 2.5rem; list-style: none; justify-content: center; flex: 1; }
.nav-links a {
  color: var(--gray); text-decoration: none;
  font-size: 0.9rem; font-weight: 500; letter-spacing: 0.05em;
  text-transform: uppercase; transition: color 0.3s;
}
.nav-links a:hover { color: var(--steel); }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  background: none; border: none;
  cursor: pointer;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 100%; height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-cta {
  background: var(--steel); color: var(--navy);
  padding: 0.65rem 1.6rem; border-radius: 2px;
  font-weight: 600; font-size: 0.85rem; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none;
  transition: background 0.3s, transform 0.2s;
}
.nav-cta:hover { background: var(--steel-light); transform: translateY(-1px); }

.nav-logo-img {
  display: block;
  height: 58px;
  width: auto;
  object-fit: contain;
}

.hero-brand-lockup {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.hero-logo {
  display: block;
  width: min(330px, 75vw);
  height: auto;
  object-fit: contain;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: grid; grid-template-columns: 1.1fr 1fr;
  align-items: center;
  gap: 3rem;
  padding: 8rem 4rem 4rem;
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #f9f7f4 0%, #ede4d6 100%);
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle 700px at 85% -5%, rgba(138,106,26,0.25) 0%, transparent 35%),
    radial-gradient(circle 500px at -10% 90%, rgba(111,130,158,0.12) 0%, transparent 45%),
    radial-gradient(circle 300px at 95% 80%, rgba(138,106,26,0.12) 0%, transparent 40%),
    linear-gradient(90deg, rgba(249,247,244,0.95) 0%, transparent 50%);
  z-index: 1;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute; top: -15%; right: -8%;
  width: 650px; height: 650px;
  background:
    conic-gradient(from 45deg, rgba(138,106,26,0.2) 0deg, rgba(138,106,26,0.08) 90deg, transparent 180deg);
  border-radius: 50%;
  z-index: 0;
  box-shadow: inset -40px -40px 60px rgba(138,106,26,0.06);
}

.hero-grid-bg { display: none; }
.hero-bg-logo {
  position: absolute; bottom: -80px; right: -100px;
  width: 600px; height: 600px;
  opacity: 0.06;
  z-index: 0;
  pointer-events: none;
}
.hero-bg-logo img {
  width: 100%; height: 100%;
  object-fit: contain;
}
.hero-content { position: relative; z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(111,130,158,0.20); border: 1px solid rgba(111,130,158,0.50);
  padding: 0.4rem 1rem; border-radius: 20px;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: #8a6a1a;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s ease both;
}
.hero-badge::before { content: '●'; font-size: 0.5rem; }

/* ── HERO FORM ── */
.hero-form-container {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: center;
  animation: fadeIn 1.2s ease 0.4s both;
}
.hero-form {
  background: var(--white);
  border: 1px solid rgba(111,130,158,0.12);
  border-radius: 12px;
  padding: 3rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 10px 40px rgba(16,33,61,0.08), 0 2px 8px rgba(16,33,61,0.04);
}
.hero-form h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.75rem;
  text-align: left;
  line-height: 1.2;
}
.form-subtext {
  color: #667a8a;
  font-size: 0.95rem;
  text-align: left;
  margin-bottom: 2rem;
  line-height: 1.5;
}
.hero-form input,
.hero-form select,
.hero-form textarea {
  width: 100%;
  padding: 1rem 1.1rem;
  margin-bottom: 1.2rem;
  background: #fafbfc;
  border: 1px solid #e0e6ed;
  color: var(--navy);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.25s, background-color 0.25s, box-shadow 0.25s;
}
.hero-form input:focus,
.hero-form select:focus,
.hero-form textarea:focus {
  background: #ffffff;
  border-color: var(--steel);
  box-shadow: 0 0 0 4px rgba(111,130,158,0.08);
}
.hero-form input::placeholder,
.hero-form textarea::placeholder {
  color: #a5aeb8;
}
.hero-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236f829e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 1.1rem center;
  background-size: 1.2em;
  padding-right: 2.8rem;
}
.hero-form textarea {
  min-height: 100px;
  resize: none;
}
.form-submit {
  width: 100%;
  padding: 1.1rem 1.5rem;
  margin-top: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s;
}
.form-note {
  font-size: 0.75rem;
  color: #8a93a0;
  text-align: center;
  margin-top: 1.25rem;
  line-height: 1.5;
}

.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3rem, 5vw, 5rem);
  font-weight: 900; line-height: 1.05;
  margin-bottom: 1.5rem;
  color: var(--navy);
  animation: fadeUp 0.8s ease 0.1s both;
}
.hero h1 em { color: var(--steel); font-style: normal; }
.hero p {
  font-size: 1.1rem; color: #445; line-height: 1.7;
  max-width: 480px; margin-bottom: 2.5rem;
  animation: fadeUp 0.8s ease 0.2s both;
}
.hero-buttons {
  display: flex; gap: 1rem; flex-wrap: wrap;
  animation: fadeUp 0.8s ease 0.3s both;
}
.btn-primary {
  background: var(--steel); color: var(--navy);
  padding: 1rem 2.2rem; border-radius: 2px;
  font-weight: 700; font-size: 0.95rem;
  text-decoration: none; letter-spacing: 0.05em;
  transition: all 0.3s; display: inline-block;
}
.btn-primary:hover { background: var(--steel-light); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(111,130,158,0.25); }
.btn-secondary {
  background: transparent; color: var(--navy);
  padding: 1rem 2.2rem; border-radius: 2px;
  font-weight: 500; font-size: 0.95rem;
  text-decoration: none; letter-spacing: 0.05em;
  border: 1px solid rgba(10,22,40,0.3);
  transition: all 0.3s; display: inline-block;
}
.btn-secondary:hover { border-color: var(--steel); color: var(--steel); }

/* ── STATS ── */
.stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0; border-top: 1px solid rgba(111,130,158,0.20);
  border-bottom: 1px solid rgba(111,130,158,0.20);
  background: var(--navy-mid);
}
.stat {
  padding: 2.5rem 3rem; text-align: center;
  border-right: 1px solid rgba(111,130,158,0.20);
  transition: background 0.3s;
}
.stat:last-child { border-right: none; }
.stat:hover { background: rgba(111,130,158,0.08); }
.stat-num {
  font-family: 'Playfair Display', serif;
  font-size: 2.8rem; font-weight: 900;
  color: var(--steel); line-height: 1;
  margin-bottom: 0.4rem;
}
.stat-label { font-size: 0.85rem; color: var(--gray); letter-spacing: 0.05em; text-transform: uppercase; }

/* ── SERVICES ── */
.services {
  padding: 7rem 4rem;
  background: var(--navy);
}
.section-header { text-align: center; margin-bottom: 4rem; }
.section-tag {
  display: inline-block;
  color: var(--steel); font-size: 0.8rem;
  letter-spacing: 0.2em; text-transform: uppercase;
  font-weight: 500; margin-bottom: 1rem;
}
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700; line-height: 1.2;
  margin-bottom: 1rem;
}
.section-sub { color: var(--steel-light); font-size: 1rem; max-width: 500px; margin: 0 auto; line-height: 1.7; }

.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2px; background: rgba(111,130,158,0.12);
  border: 1px solid rgba(111,130,158,0.12);
}
.service-card {
  background: var(--navy-mid) center/cover no-repeat;
  padding: 3rem 2.5rem;
  transition: all 0.4s; cursor: default;
  position: relative; overflow: hidden;
}
.service-card::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(24,44,73,0.55) 0%, rgba(16,33,61,0.45) 100%);
  z-index: 1;
  pointer-events: none;
}
.service-card::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--steel);
  transform: scaleX(0); transition: transform 0.4s;
  z-index: 3;
}
.service-card:hover { transform: translateY(-4px); }
.service-card:hover::before { transform: scaleX(1); }
.service-card > * { position: relative; z-index: 2; }
.service-card:nth-child(1) { background-image: url('images/install.jfif'); }
.service-card:nth-child(2) { background-image: url('images/replacement.jfif'); }
.service-card:nth-child(3) { background-image: url('images/repair.jfif'); }
.service-icon {
  width: 60px; height: 60px; margin-bottom: 1.5rem;
  display: flex; align-items: center; justify-content: center;
}
.service-icon svg { width: 100%; height: 100%; }
.service-card h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem; font-weight: 700;
  margin-bottom: 1rem; color: var(--white);
}
.service-card p { color: #e8ecf2; line-height: 1.7; font-size: 0.95rem; margin-bottom: 1.5rem; }
.service-link {
  color: #aebaca; font-size: 0.85rem;
  font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none;
  display: inline-flex; align-items: center; gap: 0.5rem;
  transition: gap 0.3s;
}
.service-card:hover .service-link { gap: 0.8rem; }

/* ── WHY US ── */
.why {
  padding: 7rem 4rem;
  background: var(--cream); color: var(--navy);
  position: relative; overflow: hidden;
}
.why::before {
  content: '';
  position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px;
  border: 60px solid rgba(111,130,158,0.08);
  border-radius: 50%;
}
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.why-content .section-tag { color: var(--steel); }
.why-content .section-title { color: var(--navy); text-align: left; }
.why-content .section-sub { color: #556; text-align: left; margin: 0 0 2.5rem; }
.why-features { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.why-feature {
  display: flex; gap: 1rem; align-items: flex-start;
}
.why-feature-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--steel); border-radius: 2px;
  display: flex; align-items: center; justify-content: center;
  color: var(--navy); font-size: 1.1rem; font-weight: 700;
}
.why-feature h4 { font-weight: 600; font-size: 0.95rem; margin-bottom: 0.3rem; color: var(--navy); }
.why-feature p { font-size: 0.85rem; color: #667; line-height: 1.5; }
.why-visual {
  display: grid; grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr; gap: 1rem;
  height: 420px;
}
.why-box {
  border-radius: 4px; display: flex; align-items: center; justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 0.9rem; font-weight: 600;
  text-align: center; padding: 1.5rem;
  transition: transform 0.3s;
}
.why-box:hover { transform: scale(1.02); }
.why-box-1 { background: var(--navy); color: var(--white); grid-row: span 2; font-size: 1.1rem; flex-direction: column; gap: 1rem; }
.why-box-1 .big-num { font-size: 3.5rem; font-weight: 900; color: var(--steel); line-height: 1; }
.why-box-2 { background: var(--steel); color: var(--navy); }
.why-box-3 { background: #dfe5ed; color: var(--navy); }

/* ── PROCESS ── */
.process {
  padding: 7rem 4rem;
  background: var(--navy-mid);
}
.process-steps {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0; margin-top: 4rem; position: relative;
}
.process-steps::before {
  content: '';
  position: absolute; top: 40px; left: 10%; right: 10%;
  height: 1px; background: linear-gradient(90deg, transparent, var(--steel), transparent);
}
.process-step { padding: 2rem; text-align: center; }
.step-num {
  width: 80px; height: 80px; margin: 0 auto 1.5rem;
  border: 2px solid var(--steel); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem; font-weight: 900; color: var(--steel);
  background: var(--navy-mid); position: relative; z-index: 1;
  transition: all 0.3s;
}
.process-step:hover .step-num { background: var(--steel); color: var(--navy); }
.process-step h4 { font-family: 'Playfair Display', serif; font-size: 1.1rem; margin-bottom: 0.7rem; }
.process-step p { color: var(--gray); font-size: 0.9rem; line-height: 1.6; }

/* ── TESTIMONIALS ── */
.testimonials {
  padding: 7rem 4rem;
  background: var(--navy);
}
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.testimonial-card {
  background: var(--navy-mid); padding: 2.5rem;
  border: 1px solid rgba(111,130,158,0.12);
  border-radius: 2px; position: relative;
  transition: border-color 0.3s, transform 0.3s;
}
.testimonial-card:hover { border-color: rgba(111,130,158,0.40); transform: translateY(-4px); }
.testimonial-card::before {
  content: '"';
  font-family: 'Playfair Display', serif;
  font-size: 5rem; color: var(--steel); opacity: 0.3;
  position: absolute; top: 0.5rem; left: 1.5rem; line-height: 1;
}
.testimonial-text { color: var(--gray); line-height: 1.7; margin-bottom: 1.5rem; font-size: 0.95rem; padding-top: 1rem; }
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.author-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--steel), var(--navy));
  display: flex; align-items: center; justify-content: center;
  font-family: 'Playfair Display', serif; font-weight: 700; font-size: 1.1rem;
}
.author-name { font-weight: 600; font-size: 0.95rem; }
.author-loc { color: var(--gray); font-size: 0.8rem; }
.stars { color: var(--steel); font-size: 0.9rem; margin-bottom: 0.3rem; }

  /* ── ABOUT ── */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 6rem 4rem;
  background: var(--white);
  color: var(--navy);
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}

.about-content {
  max-width: 650px;
}

.section-tag {
  display: inline-block;
  color: var(--steel);
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.about-content h2 {
  font-family: 'Playfair Display', serif;
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: var(--navy);
}

.about-content p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: #445;
  margin-bottom: 1.5rem;
}

.about-contact {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.about-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.8rem;
  background: var(--steel);
  color: var(--navy);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.about-btn:hover {
  background: var(--steel-light);
  transform: translateY(-2px);
}

.about-btn.secondary {
  background: transparent;
  border: 1px solid var(--steel);
  color: var(--navy);
}

.about-btn.secondary:hover {
  background: var(--steel);
}

@media (max-width: 900px) {
  .nav-logo-img { height: 48px; max-width: 210px; }
  .hero-brand-lockup { align-items: center; text-align: center; }
  .hero-logo { width: min(300px, 78vw); }
  .hero-content { text-align: center; display: flex; flex-direction: column; align-items: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-form-container { margin-top: 2.5rem; }

  .about {
    grid-template-columns: 1fr;
    padding: 4rem 2rem;
  }

  .about-content h2 {
    font-size: 2.4rem;
  }
}


/* ── CTA ── */
.cta-section {
  padding: 7rem 4rem;
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
  text-align: center; position: relative; overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(111,130,158,0.12) 0%, transparent 60%);
}
.cta-section .section-title { position: relative; z-index: 1; }
.cta-section p { color: var(--steel-light); font-size: 1.1rem; max-width: 500px; margin: 1rem auto 2.5rem; position: relative; z-index: 1; }
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; position: relative; z-index: 1; }
.phone-link {
  display: inline-flex; align-items: center; gap: 0.6rem;
  color: var(--white); font-size: 1.4rem;
  font-family: 'Playfair Display', serif; font-weight: 700;
  text-decoration: none; margin-top: 1.5rem;
  transition: color 0.3s; position: relative; z-index: 1;
}
.phone-link:hover { color: var(--steel); }
.phone-icon { font-size: 1.2rem; }

/* ── FOOTER ── */
footer {
  background: #0b172b;
  padding: 3rem 4rem;
  border-top: 1px solid rgba(111,130,158,0.20);

  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem 3rem;

  text-align: center;
}
/* Modal Background */
.modal {
  display: none;
  position: fixed;
  z-index: 9999;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  justify-content: center;
  align-items: center;
  padding: 1rem;
}

/* Modal Box */
.modal-content {
  background: #0a1628;
  width: 100%;
  max-width: 550px;
  padding: 3rem;
  border: 1px solid rgba(111,130,158,0.25);
  border-radius: 10px;
  position: relative;
  animation: fadeIn 0.3s ease;
}

.modal-content h2 {
  color: #6f829e;
  margin-bottom: 0.5rem;
  font-size: 2rem;
}

.modal-content p {
  color: #8892a4;
  margin-bottom: 2rem;
}

.close-btn {
  position: absolute;
  top: 15px;
  right: 20px;
  color: white;
  font-size: 2rem;
  cursor: pointer;
}

/* Form Styling */
.estimate-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.estimate-form input,
.estimate-form textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(111,130,158,0.20);
  color: white;
  border-radius: 4px;
  font-size: 1rem;
  outline: none;
}

.estimate-form input:focus,
.estimate-form textarea:focus {
  border-color: #6f829e;
}

.submit-btn {
  background: #6f829e;
  color: #0a1628;
  border: none;
  padding: 1rem;
  font-weight: 700;
  cursor: pointer;
  text-transform: uppercase;
  transition: 0.3s;
}

.submit-btn:hover {
  background: #aebaca;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.footer-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem; font-weight: 700; color: var(--white);
}
.footer-logo span { color: var(--steel); }
.footer-info { color: var(--gray); font-size: 0.85rem; line-height: 1.8; text-align: center; }
.footer-info a { color: var(--steel); text-decoration: none; }
.footer-copy { color: var(--gray); font-size: 0.8rem; width: 100%; text-align: center; }
.footer-social { display: flex; gap: 1rem; align-items: center; justify-content: center; }
.footer-social a {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(111,130,158,0.25);
  color: var(--gray); text-decoration: none;
  transition: background 0.25s, border-color 0.25s, transform 0.2s;
}
.footer-social a:hover { background: var(--steel); border-color: var(--steel); color: var(--navy); transform: translateY(-2px); }
.footer-social svg { width: 18px; height: 18px; fill: currentColor; }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; } to { opacity: 1; }
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(16,33,61,0.10);
    box-shadow: 0 12px 24px rgba(16,33,61,0.12);
  }
  .nav-links.active { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(16,33,61,0.06);
  }
  .hero { grid-template-columns: 1fr; padding: 6rem 1.5rem 3rem; }
      .stats { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid rgba(16,33,61,0.10); }
  .services { padding: 4rem 1.5rem; }
  .services-grid { grid-template-columns: 1fr; gap: 2px; }
  .why { padding: 4rem 1.5rem; }
  .why-grid { grid-template-columns: 1fr; gap: 2rem; }
  .why-visual { display: none; }
  .process { padding: 4rem 1.5rem; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .testimonials { padding: 4rem 1.5rem; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .cta-section { padding: 4rem 1.5rem; }
  footer { flex-direction: column; gap: 1rem; text-align: center; padding: 2rem 1.5rem; }
}

/* ── BRANDS ── */
.brands {
  background: var(--cream);
  padding: 4rem 4rem;
  text-align: center;
  border-top: 1px solid rgba(111,130,158,0.18);
  border-bottom: 1px solid rgba(111,130,158,0.18);
}
.brands .section-tag { margin-bottom: 0.5rem; }
.brands-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem; font-weight: 700;
  color: var(--navy); margin-bottom: 0.5rem;
}
.brands-sub {
  color: #556; font-size: 0.9rem; margin-bottom: 2.5rem;
}
.brands-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3.5rem;
  flex-wrap: wrap;
}
.brand-item {
  background: var(--white);
  border-radius: 8px;
  padding: 1.2rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  min-height: 80px;
  transition: transform 0.25s, box-shadow 0.25s;
  box-shadow: 0 4px 16px rgba(16,33,61,0.1);
}
.brand-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(16,33,61,0.18);
}
.brand-item img, .brand-item svg {
  max-height: 52px;
  max-width: 160px;
  width: auto;
  object-fit: contain;
  display: block;
}
.westlake-brand .westlake-logo {
  width: 160px;
  height: 52px;
  max-width: 160px;
  max-height: 52px;
}
@media (max-width: 900px) {
  .brands { padding: 3rem 1.5rem; }
  .brands-grid { gap: 1.5rem; }
  .brand-item { min-width: 140px; padding: 1rem 1.4rem; }
}

/* ── FIRST-VISIT PROMO POPUP ── */
.promo-modal { display:none; position:fixed; z-index:10000; inset:0; background:rgba(5,12,24,.78); backdrop-filter:blur(7px); justify-content:center; align-items:center; padding:1rem; }
.promo-modal.show { display:flex; }
.promo-content { position:relative; width:100%; max-width:620px; padding:3.25rem 3rem 2.75rem; text-align:center; background:linear-gradient(145deg,#10213d 0%,#0a1628 100%); border:1px solid rgba(174,186,202,.35); border-radius:12px; box-shadow:0 25px 70px rgba(0,0,0,.45); animation:promoPop .35s ease-out; }
.promo-badge { display:inline-block; margin-bottom:1rem; padding:.4rem .8rem; border-radius:999px; background:rgba(111,130,158,.18); color:#aebaca; font-size:.72rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; }
.promo-content h2 { margin-bottom:.8rem; color:#fff; font-family:'Playfair Display',serif; font-size:clamp(2rem,5vw,3rem); line-height:1.08; }
.promo-content h2 span { color:#aebaca; }
.promo-content p { max-width:500px; margin:0 auto 1.75rem; color:#cbd5e1; font-size:1rem; line-height:1.6; }
.promo-cta { display:inline-block; border:none; border-radius:4px; padding:.95rem 1.8rem; background:#aebaca; color:#10213d; font-weight:800; font-size:.9rem; letter-spacing:.06em; text-transform:uppercase; cursor:pointer; transition:transform .2s,background .2s; }
.promo-cta:hover { background:#fff; transform:translateY(-2px); }
.promo-close { position:absolute; top:12px; right:18px; border:0; background:transparent; color:#fff; font-size:2rem; line-height:1; cursor:pointer; opacity:.75; }
.promo-close:hover { opacity:1; }
.promo-fine-print { margin-top:1rem !important; margin-bottom:0 !important; color:#8892a4 !important; font-size:.72rem !important; line-height:1.4 !important; }
@keyframes promoPop { from { opacity:0; transform:translateY(18px) scale(.97); } to { opacity:1; transform:translateY(0) scale(1); } }
@media (max-width:600px) { .promo-content { padding:2.75rem 1.5rem 2rem; } }
@media (max-width: 480px) {
  nav a[href^="tel:"] { display: none; }
  .hero-form { padding: 2rem 1.5rem; }
}

/* ── PORTFOLIO ── */
.portfolio {
  padding: 6rem 4rem;
  background: var(--cream);
}
.portfolio .section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.portfolio .section-title {
  color: var(--navy);
}
.portfolio .section-sub {
  font-size: 1rem;
  color: #556;
  max-width: 600px;
  margin: 0 auto;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}
.portfolio-item {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  background: var(--steel-light);
  box-shadow: 0 4px 16px rgba(16,33,61,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}
.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(16,33,61,0.18);
}
.portfolio-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s;
}
.portfolio-item:hover img { transform: scale(1.06); }
.portfolio-overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end;
  padding: 1.25rem;
  background: linear-gradient(180deg, transparent 40%, rgba(16,33,61,0.85) 100%);
  color: var(--white);
}
.portfolio-overlay span { font-weight: 600; font-size: 1rem; }
.portfolio-overlay small { color: var(--steel-light); font-size: 0.8rem; margin-top: 0.2rem; }

/* Gallery Modal */
.gallery-modal {
  display: none;
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(5,12,24,0.92);
  align-items: flex-start; justify-content: center;
  padding: 4rem 2rem 2rem;
  overflow-y: auto;
}
.gallery-modal.show { display: flex; }
.gallery-modal-content { max-width: 1100px; width: 100%; }
.gallery-modal-title {
  color: var(--white);
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 2rem;
}
.gallery-modal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.gallery-modal-item {
  border-radius: 6px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.gallery-modal-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.gallery-modal-close {
  position: fixed; top: 1.5rem; right: 2rem;
  background: transparent; border: none;
  font-size: 3rem; color: var(--white);
  cursor: pointer; line-height: 1;
  transition: opacity 0.3s;
  z-index: 10001;
}
.gallery-modal-close:hover { opacity: 0.7; }

@media (max-width: 768px) {
  .gallery-modal-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .gallery-modal-grid { grid-template-columns: 1fr; }
}

/* ── ABOUT ── */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 6rem 4rem;
  background: var(--cream);
  align-items: center;
}
.about-image {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
}
.about-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}
.about-content {
  color: var(--navy);
}
.about-content h2 {
  font-family: 'Playfair Display', serif;
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 1.5rem;
  margin-top: 0.5rem;
}
.about-content p {
  color: #445;
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}
.about-contact {
  display: flex;
  gap: 1.5rem;
  margin-top: 2rem;
}
.about-btn {
  display: inline-block;
  padding: 0.95rem 2.5rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.3s;
}
.about-btn {
  background: var(--steel-light);
  color: var(--navy);
}
.about-btn:hover {
  background: var(--white);
  color: var(--navy);
}
.about-btn.secondary {
  background: transparent;
  border: 2px solid var(--steel-light);
  color: var(--steel-light);
}
.about-btn.secondary:hover {
  background: var(--steel-light);
  color: var(--navy);
  border-color: var(--steel-light);
}

@media (max-width: 768px) {
  .about { grid-template-columns: 1fr; gap: 2rem; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
}