/* ==========================================================================
   Clean Clean Commercial Cleaning — Stylesheet
   ========================================================================== */

:root {
  --navy-900: #0f2a4a;
  --navy-800: #163a63;
  --blue-700: #1a5fa0;
  --blue-600: #1e73b8;
  --blue-500: #2f8fd1;
  --blue-100: #e8f3fc;
  --sky-50: #f5fafe;
  --gold: #f5a623;
  --whatsapp: #25d366;
  --whatsapp-dark: #1ebe5d;
  --gray-900: #1a2433;
  --gray-700: #3d4a5c;
  --gray-600: #5b6b7f;
  --gray-300: #d7e0ea;
  --gray-100: #f2f6fa;
  --white: #ffffff;

  --font-head: "Playfair Display", Georgia, serif;
  --font-body: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container: 1180px;
  --radius: 14px;
  --shadow-sm: 0 2px 10px rgba(15, 42, 74, 0.08);
  --shadow-md: 0 12px 32px rgba(15, 42, 74, 0.14);
  --transition: 220ms ease;
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.2; margin: 0 0 0.5em; color: var(--navy-900); }
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }
svg { width: 22px; height: 22px; flex-shrink: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy-900);
  color: #fff;
  padding: 12px 18px;
  z-index: 200;
}
.skip-link:focus { left: 12px; top: 12px; }

.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--blue-600);
  margin-bottom: 0.75em;
}

.section-sub {
  color: var(--gray-600);
  font-size: 1.05rem;
  max-width: 620px;
}

.section-head { margin-bottom: 44px; }
.section-head.light .eyebrow { color: var(--blue-100); }
.section-head.light h2 { color: #fff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--navy-900);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--blue-700); box-shadow: var(--shadow-md); }
.btn-outline {
  background: transparent;
  border-color: var(--navy-900);
  color: var(--navy-900);
}
.btn-outline:hover { background: var(--navy-900); color: #fff; }
.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
}
.btn-whatsapp svg { width: 20px; height: 20px; }
.btn-whatsapp:hover { background: var(--whatsapp-dark); box-shadow: var(--shadow-md); }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-300);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 10px;
  padding-bottom: 10px;
}
.brand-logo { height: 58px; width: auto; }

.main-nav ul { display: flex; gap: 30px; }
.main-nav a {
  font-weight: 600;
  font-size: 0.94rem;
  color: var(--gray-700);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition);
}
.main-nav a:hover { color: var(--blue-600); }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--blue-600);
  transition: width var(--transition);
}
.main-nav a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 14px; }
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--navy-900);
  font-size: 0.95rem;
}
.header-phone svg { width: 18px; height: 18px; color: var(--blue-600); }
.header-actions .btn-whatsapp { padding: 10px 18px; font-size: 0.9rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  padding: 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--navy-900);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--sky-50) 0%, #ffffff 55%);
  padding: 72px 0 56px;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.3rem, 4.2vw, 3.4rem);
  margin-bottom: 0.4em;
}
.hero h1 span { color: var(--blue-600); }
.hero-lead {
  font-size: 1.12rem;
  color: var(--gray-600);
  max-width: 540px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin: 28px 0 36px; }
.hero-actions.center { justify-content: center; }

.hero-stats {
  display: flex;
  gap: 36px;
  border-top: 1px solid var(--gray-300);
  padding-top: 26px;
}
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong {
  font-family: var(--font-head);
  font-size: 1.9rem;
  color: var(--navy-900);
}
.hero-stats span { font-size: 0.85rem; color: var(--gray-600); }

.hero-media img {
  border-radius: 22px;
  box-shadow: var(--shadow-md);
  width: 100%;
  height: 560px;
  object-fit: cover;
}

/* ---------- Trust Strip ---------- */
.trust-strip {
  background: var(--navy-900);
  padding: 22px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-weight: 600;
  font-size: 0.92rem;
  justify-content: center;
}
.trust-item svg { color: var(--gold); width: 22px; height: 22px; }

/* ---------- About ---------- */
.about { padding: 96px 0; }
.about-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.about-media img {
  display: block;
  width: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.08) brightness(1.04);
}
.about-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(15, 42, 74, 0.4), rgba(47, 143, 209, 0.22) 55%, rgba(15, 42, 74, 0.08));
  mix-blend-mode: multiply;
  pointer-events: none;
}
.about-copy h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.about-copy p { color: var(--gray-700); }
.about-copy blockquote {
  margin: 24px 0;
  padding: 18px 24px;
  border-left: 4px solid var(--blue-600);
  background: var(--blue-100);
  border-radius: 0 10px 10px 0;
  font-family: var(--font-head);
  font-size: 1.15rem;
  color: var(--navy-900);
  font-style: italic;
}

/* ---------- Services ---------- */
.services { padding: 96px 0; background: var(--gray-100); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.service-icon {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: var(--blue-100);
  color: var(--blue-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.service-card h3 { font-size: 1.2rem; margin-bottom: 0.4em; }
.service-card p { color: var(--gray-600); font-size: 0.96rem; margin: 0; }

/* ---------- Why Us ---------- */
.why-us { padding: 96px 0; }
.why-inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.why-media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  width: 100%;
  height: 460px;
  object-fit: cover;
}
.why-copy h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.why-list { margin: 28px 0 32px; display: flex; flex-direction: column; gap: 18px; }
.why-list li { display: flex; gap: 14px; align-items: flex-start; }
.why-list svg {
  color: #fff;
  background: var(--blue-600);
  border-radius: 50%;
  padding: 4px;
  width: 26px; height: 26px;
  flex-shrink: 0;
  margin-top: 2px;
}
.why-list strong { display: block; color: var(--navy-900); font-size: 1.02rem; }
.why-list span { color: var(--gray-600); font-size: 0.92rem; }

/* ---------- Gallery ---------- */
.gallery { padding: 96px 0; background: var(--gray-100); }
.gallery-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 28px;
}
.gallery-video video {
  width: 100%;
  height: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  background: #000;
  object-fit: cover;
  max-height: 460px;
}
.gallery-side img {
  width: 100%;
  height: 100%;
  max-height: 460px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

/* ---------- Service Areas ---------- */
.areas {
  padding: 90px 0;
  background: linear-gradient(135deg, var(--navy-900), var(--blue-700));
  text-align: center;
}
.areas-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.area-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 600;
  backdrop-filter: blur(4px);
}
.area-chip svg { color: var(--gold); width: 18px; height: 18px; }

/* ---------- CTA Banner ---------- */
.cta-banner {
  position: relative;
  background: url("../img/office-ambiance.jpg") center/cover no-repeat;
  padding: 110px 0;
  text-align: center;
}
.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(15, 42, 74, 0.92), rgba(30, 115, 184, 0.85));
}
.cta-content { position: relative; z-index: 1; }
.cta-content h2 { color: #fff; font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
.cta-content p { color: var(--blue-100); font-size: 1.08rem; max-width: 520px; margin: 0 auto 8px; }

/* ---------- Contact ---------- */
.contact { padding: 96px 0; }
.contact-inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
}
.contact-list { margin-top: 30px; display: flex; flex-direction: column; gap: 16px; }
.contact-list a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-radius: var(--radius);
  background: var(--gray-100);
  transition: background var(--transition), transform var(--transition);
}
.contact-list a:hover { background: var(--blue-100); transform: translateX(4px); }
.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--navy-900);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon svg { width: 20px; height: 20px; }
.contact-list strong { display: block; color: var(--navy-900); font-size: 0.98rem; }
.contact-list span { color: var(--gray-600); font-size: 0.88rem; word-break: break-word; }

.contact-form {
  background: var(--gray-100);
  padding: 36px;
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
}
.form-row { margin-bottom: 18px; display: flex; flex-direction: column; gap: 8px; }
.form-row.two-col { flex-direction: row; gap: 18px; }
.form-row.two-col > div { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.form-row label { font-weight: 600; font-size: 0.9rem; color: var(--navy-900); }
.form-row input,
.form-row select,
.form-row textarea {
  font-family: inherit;
  font-size: 0.96rem;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1.5px solid var(--gray-300);
  background: #fff;
  color: var(--gray-900);
  transition: border-color var(--transition);
  width: 100%;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue-600);
}
.hp-field { position: absolute; left: -9999px; }
.form-note { margin-top: 14px; font-size: 0.9rem; text-align: center; min-height: 1.2em; color: var(--blue-700); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-900); color: var(--blue-100); }
.footer-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 36px;
  padding: 64px 0 40px;
}
.footer-logo {
  height: 60px;
  width: auto;
  border-radius: 8px;
  background: #fff;
  padding: 6px 10px;
  margin-bottom: 14px;
}
.footer-brand p { font-family: var(--font-head); font-style: italic; color: #fff; font-size: 1.05rem; }
.footer-col h4 {
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.92rem; color: var(--blue-100); transition: color var(--transition); }
.footer-col a:hover { color: #fff; }
.footer-col ul.plain li { font-size: 0.92rem; color: var(--blue-100); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 0;
}
.footer-bottom p { margin: 0; font-size: 0.82rem; color: rgba(255, 255, 255, 0.6); text-align: center; }

/* ---------- Floating WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  z-index: 120;
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 30px; height: 30px; }

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-media { order: -1; }
  .hero-media img { height: 360px; }
  .about-inner, .why-inner, .contact-inner { grid-template-columns: 1fr; }
  .why-media img { height: 320px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    top: 78px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--gray-300);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
  }
  .main-nav.open { max-height: 400px; }
  .main-nav ul { flex-direction: column; gap: 0; padding: 10px 24px 20px; }
  .main-nav a { display: block; padding: 12px 0; }
  .nav-toggle { display: flex; }
  .header-phone span { display: none; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .hero { padding: 46px 0 40px; }
  .about, .services, .why-us, .gallery, .areas, .contact, .cta-banner { padding: 64px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 22px; flex-wrap: wrap; }
  .form-row.two-col { flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr; padding: 48px 0 30px; text-align: left; }
  .header-actions .btn-whatsapp span { display: none; }
  .header-actions .btn-whatsapp { padding: 10px; border-radius: 50%; width: 40px; height: 40px; }
  .header-actions .btn-whatsapp svg { width: 20px; height: 20px; }
  .whatsapp-float { width: 52px; height: 52px; bottom: 16px; right: 16px; }
}