/* ===============================
   GLOBAL RESET & VARIABLES
================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --dark: #1f2933;
  --dark-soft: #111827;
  --grey: #6b7280;
  --light: #f8f9fb;
  --white: #ffffff;
  --accent: #f59e0b; /* modern amber */
  --shadow: 0 15px 35px rgba(0,0,0,0.08);
  --radius: 14px;
}

body {
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  color: var(--dark);
  line-height: 1.7;
  background: var(--white);
}

.container {
  width: 90%;
  max-width: 1150px;
  margin: auto;
}

/* ===============================
   TOP BAR
================================ */
.top-bar {
  background: var(--dark-soft);
  color: #e5e7eb;
  text-align: center;
  font-size: 14px;
  padding: 8px 10px;
}

/* ===============================
   HEADER / HERO
================================ */
.main-header {
  background: linear-gradient(
      rgba(31,41,51,0.9),
      rgba(31,41,51,0.9)
    ),
    url("hero.jpg") center/cover no-repeat;
  text-align: center;
  color: var(--white);
  padding: 110px 20px;
}

.logo {
  width: 150px;
  margin-bottom: 20px;
}

.main-header h1 {
  font-size: 44px;
  margin-bottom: 10px;
}

.main-header p {
  font-size: 18px;
  color: #e5e7eb;
  margin-bottom: 35px;
}

.header-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

/* ===============================
   NAVIGATION
================================ */
.navbar {
  background: var(--white);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar ul {
  list-style: none;
  display: flex;
  justify-content: center;
  padding: 15px;
  flex-wrap: wrap;
}

.navbar ul li {
  margin: 0 15px;
}

.navbar ul li a {
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  transition: color 0.3s;
}

.navbar ul li a:hover {
  color: var(--accent);
}

/* ===============================
   BUTTONS
================================ */
.btn {
  padding: 14px 30px;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.btn.primary {
  background: var(--accent);
  color: #111;
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

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

.btn.whatsapp:hover {
  background: #1ebe57;
}

.btn.large {
  font-size: 16px;
  margin-top: 25px;
}

/* ===============================
   SECTIONS
================================ */
.section {
  padding: 90px 0;
}

.section-light {
  background: var(--light);
}

.section h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 20px;
}

.section-intro {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 55px;
  color: var(--grey);
  font-size: 17px;
}

/* ===============================
   ABOUT / INFO CARDS
================================ */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.info-card {
  background: var(--white);
  padding: 35px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.info-card:hover {
  transform: translateY(-6px);
}

/* ===============================
   SERVICES
================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 25px;
}

.service-card {
  background: var(--white);
  padding: 30px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  font-weight: 600;
  transition: transform 0.3s;
}

.service-card i {
  font-size: 38px;
  color: var(--accent);
  margin-bottom: 15px;
}

.service-card:hover {
  transform: translateY(-6px);
}

/* ===============================
   STRENGTHS
================================ */
.strengths-list {
  list-style: none;
  max-width: 850px;
  margin: auto;
}

.strengths-list li {
  background: var(--white);
  padding: 18px 25px;
  margin-bottom: 15px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ===============================
   REVIEWS
================================ */
#reviews iframe {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ===============================
   CONTACT
================================ */
.contact-section {
  background: linear-gradient(
    rgba(17,24,39,0.95),
    rgba(17,24,39,0.95)
  );
  color: var(--white);
}

.contact-box {
  text-align: center;
}

.contact-box p {
  font-size: 17px;
  margin-bottom: 10px;
}

/* ===============================
   FOOTER
================================ */
.footer {
  background: #020617;
  color: #9ca3af;
  text-align: center;
  padding: 20px 10px;
  font-size: 14px;
}

/* ===============================
   FLOATING WHATSAPP
================================ */
.whatsapp-float {
  position: fixed;
  right: 25px;
  bottom: 25px;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.3);
  z-index: 999;
}

.whatsapp-float:hover {
  background: #1ebe57;
}

/* ===============================
   ANIMATIONS
================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}

/* ===============================
   RESPONSIVE
================================ */
@media (max-width: 768px) {
  .main-header {
    padding: 90px 15px;
  }

  .main-header h1 {
    font-size: 32px;
  }

  .section h2 {
    font-size: 30px;
  }
}

@media (max-width: 480px) {
  .main-header h1 {
    font-size: 26px;
  }

  .main-header p {
    font-size: 16px;
  }
}