:root {
  --primary: #1f2933;
  --secondary: #374151;
  --light-bg: #f9fafb;
  --text-dark: #1f2933;
  --text-light: #555;
  --white: #ffffff;
  --header-bg: rgb(74,112,140);
}

/* ================= RESET ================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", sans-serif;
}

html, body {
  width: 100%;
  overflow-x: hidden;
}

body {
  background: #fff;
}

/* ================= COMMON ================= */
.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
  padding: 0 15px;
}

section {
  padding: 70px 0;
  background: #fff;
  scroll-margin-top: 80px; /* offset for sticky navbar */
}

section h2 {
  text-align: center;
  margin-bottom: 40px;
  font-size: 28px;
  color: var(--text-dark);
}

.section-hr {
  border: none;
  height: 1px;
  background: #e5e7eb;
}

/* ================= WHATSAPP FLOAT ================= */
.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  padding: 10px 14px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  z-index: 3000;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.whatsapp-btn img {
  width: 26px;
}

.whatsapp-text {
  color: #fff;
  font-size: 14px;
}

@media (max-width: 768px) {
  .whatsapp-text { display: none; }
}

/* ================= HEADER (NOT STICKY) ================= */
.site-header {
  background: var(--header-bg);
}

.header-inner {
  max-width: 1300px;
  margin: auto;
  padding: 14px 20px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
}

.header-left img {
  width: 260px; /* slightly bigger logo */
}

.header-center {
  color: #fff;
  text-align: center;
  padding-right: 200px;
}

.header-center h1 {
  font-size: 26px;
  font-weight: 800;
  text-transform: uppercase;
}

.tagline { font-size: 14px; }
.subline { font-size: 13px; }

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  background: rgba(255,255,255,0.2);
  padding: 8px 16px;
  border-radius: 25px;
  transition: background 0.3s ease, transform 0.2s ease;
}

.header-phone:hover {
  background: rgba(255,255,255,0.35);
  transform: translateY(-1px);
}

/* ================= NAVBAR (STICKY - REAL) ================= */
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: #ffffff;
  display: flex;
  align-items: center;
  padding: 10px 20px;
  z-index: 9999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

/* Desktop nav */
.desktop-nav {
  display: flex;
  gap: 22px;
}

.desktop-nav a {
  color: var(--text-dark);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  position: relative;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--header-bg);
  transition: width 0.3s ease;
}

.desktop-nav a:hover::after {
  width: 100%;
}

/* ================= HAMBURGER ================= */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  border-radius: 8px;
  background: rgba(0,0,0,0.05);
  cursor: pointer;
}

.hamburger span {
  width: 26px;
  height: 3px;
  background: var(--text-dark);
  border-radius: 3px;
}

/* ================= MOBILE MENU ================= */
.nav-mobile {
  position: fixed;
  top: 0;
  left: -80%;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background: #ffffff;
  padding-top: 90px;
  transition: left 0.3s ease;
  z-index: 2500;
  box-shadow: 4px 0 20px rgba(0,0,0,0.25);
}

.nav-mobile a {
  display: block;
  padding: 16px 24px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
  border-bottom: 1px solid #e5e7eb;
}

.nav-mobile.open {
  left: 0;
}

/* ================= ABOUT & SERVICES ================= */
#about,
#why-us {
  background: linear-gradient(180deg, #fff, var(--light-bg));
}

.about-lead {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 40px;
  font-size: 16px;
  color: var(--text-light);
}

.about-grid,
.services-grid,
.why-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 25px;
}

.about-block,
.service-box,
.why-item {
  background: #fff;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.08);
  transition: transform 0.3s ease;
}

.about-block:hover,
.service-box:hover,
.why-item:hover {
  transform: translateY(-6px);
}

/* ================= ABOUT STATS ================= */
.about-stats {
  margin-top: 50px;
  display: flex;
  gap: 20px;
  text-align: center;
}

.about-stats div {
  flex: 1;
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(0,0,0,0.08);
}

.about-stats h4 {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
}

.about-stats p {
  font-size: 14px;
  color: var(--text-light);
}

/* ================= PROJECT SLIDER ================= */
#projects .container {
  padding-left: 20px;
  padding-right: 20px;
}

.work-box {
  margin: 0 auto;
  max-width: 900px;
  padding: 0;
}

.slider {
  width: 100%;
  overflow: hidden;
}

.slides {
  display: flex;
  transition: transform 0.5s ease;
}

.slides img {
  width: 100%;
  min-width: 100%;
  height: 420px;
  object-fit: contain;
  background: #f4f4f4;
  display: block;
}

.dots {
  text-align: center;
  margin-top: 15px;
}

.dot {
  width: 10px;
  height: 10px;
  background: #cbd5e1;
  border-radius: 50%;
  display: inline-block;
  margin: 0 6px;
}

.dot.active {
  background: var(--primary);
}

/* ================= CLIENTS ================= */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(5,1fr);
  gap: 25px;
}

.clients-grid img {
  height: 60px;
  object-fit: contain;
  filter: grayscale(40%);
}

/* ================= CONTACT ================= */
.contact-card {
  max-width: 800px;
  margin: auto;
  padding: 30px;
  background: var(--light-bg);
  border-radius: 10px;
  text-align: center;
}

.contact-actions {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-top: 25px;
  flex-wrap: wrap;
}

.call-now-btn,
.whatsapp-now-btn,
.instagram-btn {
  padding: 14px 28px;
  border-radius: 50px;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}

.call-now-btn { background: var(--primary); }
.whatsapp-now-btn { background: #25D366; }
.instagram-btn {
  background: linear-gradient(45deg,#f58529,#dd2a7b,#8134af,#515bd4);
}

/* ================= FOOTER ================= */
footer {
  background: #f1f1f1;
  padding: 15px;
  text-align: center;
  font-size: 14px;
}

/* ================= MOBILE ================= */
@media (max-width: 768px) {

  .header-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .header-left img {
    width: 160px;
    margin: auto;
  }

  .header-center {
    padding: 0;
    margin-top: 10px;
  }

  .desktop-nav { display: none; }
  .hamburger { display: flex; }

  .navbar { justify-content: space-between; }

  .about-grid,
  .services-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .about-stats {
    flex-direction: column;
  }

  .clients-grid {
    grid-template-columns: repeat(2,1fr);
  }

  .slides img {
    height: 220px;
    object-fit: cover;
  }

  .contact-actions a {
    width: 100%;
    text-align: center;
  }
}

/* ================= DESKTOP ================= */
@media (min-width: 769px) {
  .navbar {
    justify-content: flex-end;
  }
}


/* ===== FORCE FIXED NAVBAR (FINAL) ===== */
.navbar {
  position: fixed !important;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background: var(--header-bg);
}

/* Push page content below navbar */
body {
  padding-bottom: 100px;
}

.navbar {
  background: transparent;
  box-shadow: none;
}