/* ===== 360 Home Engineering - CR ===== */

:root {
  --color-navy: #2f4b63;
  --color-blue: #3d5a73;
  --color-blue-soft: #7a95a7;
  --color-accent: #6fa8c2;
  --color-cream: #f6f1e4;
  --color-cream-dark: #ece3cd;
  --color-white: #ffffff;
  --color-text: #263443;
  --color-text-light: #5b6b78;

  --font-heading: 'Montserrat', Arial, sans-serif;
  --font-body: 'Inter', Arial, sans-serif;

  --max-width: 1200px;
  --radius: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.6;
  background: var(--color-white);
}

img { max-width: 100%; display: block; }

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.2;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 16px;
}

.section-intro {
  max-width: 640px;
  color: var(--color-text-light);
  margin-bottom: 48px;
}

.section-intro.center { margin-left: auto; margin-right: auto; text-align: center; }

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.25s ease;
  text-align: center;
}

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

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

.btn-whatsapp {
  background: #25d366;
  color: var(--color-white);
}
.btn-whatsapp:hover { background: #1eb958; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(122, 149, 167, 0.92);
  backdrop-filter: blur(6px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  padding-bottom: 12px;
}

.logo img { height: 56px; }

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-weight: 600;
  color: var(--color-navy);
  font-size: 1rem;
}
.nav-links a:hover { color: var(--color-white); }

.header-cta { display: flex; align-items: center; gap: 16px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--color-navy);
  cursor: pointer;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  color: var(--color-white);
  background:
    linear-gradient(180deg, rgba(30,45,60,0.35) 0%, rgba(20,32,44,0.65) 100%),
    url('../img/hero/hero-inspection.jpg') center/cover no-repeat;
  margin-top: 0;
}

.hero .container { padding-top: 140px; padding-bottom: 80px; }

.hero-content { max-width: 720px; }

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-cream);
  margin-bottom: 18px;
}

.hero h1 {
  color: var(--color-cream);
  font-size: clamp(2.4rem, 5vw, 4rem);
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.15rem;
  max-width: 560px;
  margin-bottom: 34px;
  color: #f0ede1;
}

.hero-actions { display: flex; gap: 18px; flex-wrap: wrap; }

/* ===== Services ===== */
.services { padding: 100px 0; background: var(--color-white); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--color-cream);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 30px rgba(47, 75, 99, 0.15);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-blue-soft);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-card h3 { font-size: 1.2rem; margin-bottom: 12px; }
.service-card p { color: var(--color-text-light); font-size: 0.96rem; }

/* ===== About ===== */
.about {
  padding: 100px 0;
  background: var(--color-cream);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image img {
  border-radius: var(--radius);
  box-shadow: 0 20px 40px rgba(47, 75, 99, 0.2);
}

.about-list { margin-top: 24px; display: grid; gap: 14px; }

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--color-text-light);
}

.about-list li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== Process ===== */
.process { padding: 100px 0; background: var(--color-white); }

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.process-step { text-align: center; padding: 0 12px; }

.process-number {
  width: 48px;
  height: 48px;
  margin: 0 auto 18px;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
}

.process-step h3 { font-size: 1.05rem; margin-bottom: 10px; }
.process-step p { color: var(--color-text-light); font-size: 0.92rem; }

/* ===== Projects ===== */
.projects { padding: 100px 0; background: var(--color-cream); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.project-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover img { transform: scale(1.06); }

.project-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 18px 20px;
  background: linear-gradient(180deg, transparent, rgba(20,32,44,0.85));
  color: var(--color-white);
  font-weight: 600;
}

/* ===== Testimonials ===== */
.testimonials { padding: 100px 0; background: var(--color-navy); color: var(--color-white); }
.testimonials .section-label { color: var(--color-accent); }
.testimonials .section-title { color: var(--color-white); }
.testimonials .section-intro { color: #cfd9e0; }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.testimonial-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 30px;
}

.testimonial-card p { color: #dfe6ea; font-style: italic; margin-bottom: 18px; }
.testimonial-author { font-weight: 700; color: var(--color-white); }
.testimonial-role { font-size: 0.85rem; color: var(--color-accent); }

/* ===== Contact ===== */
.contact { padding: 100px 0; background: var(--color-white); }

.contact .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info { display: grid; gap: 24px; align-content: start; }

.contact-item h4 { font-size: 1rem; margin-bottom: 6px; }
.contact-item p, .contact-item a { color: var(--color-text-light); }

.contact-form { display: grid; gap: 16px; }

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #d9d2bd;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--color-cream);
  color: var(--color-text);
}

.contact-form textarea { min-height: 130px; resize: vertical; }

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-note { font-size: 0.82rem; color: var(--color-text-light); }

.hidden-field { display: none; }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-navy);
  color: #cfd9e0;
  padding: 50px 0 24px;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.footer-logo { height: 40px; margin-bottom: 12px; filter: brightness(0) invert(1); }

.footer-col h4 {
  color: var(--color-white);
  font-size: 0.95rem;
  margin-bottom: 14px;
}

.footer-col a, .footer-col p {
  display: block;
  color: #b9c6d0;
  font-size: 0.92rem;
  margin-bottom: 8px;
}
.footer-col a:hover { color: var(--color-white); }

.footer-bottom {
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: #94a5b3;
}

/* ===== WhatsApp floating button ===== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.6rem;
  box-shadow: 0 10px 22px rgba(0,0,0,0.25);
  z-index: 90;
  transition: transform 0.2s ease;
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ===== Responsive ===== */
@media (max-width: 860px) {
  .about .container,
  .contact .container {
    grid-template-columns: 1fr;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-blue-soft);
    flex-direction: column;
    padding: 20px 24px;
    gap: 18px;
    display: none;
  }

  .nav-links.open { display: flex; }

  .nav-toggle { display: block; }

  .header-cta .btn-primary { padding: 10px 20px; font-size: 0.82rem; }
}