/* Custom Style (Aman, Ringan, dan Modern) */
:root {
  --primary-color: #0056b3;
  --dark-bg: #0a1a2a;
  --light-bg: #f8f9fa;
}

body {
  font-family: "Nunito Sans", sans-serif;
  background: var(--light-bg);
}

/* HERO */
.hero {
  height: 100vh;
  background: url('https://sdi.net.id/assets/images/hero/hero-fix.jpg') center/cover no-repeat;
  display: flex;
  align-items: center;
  padding-left: 6%;
  color: #fff;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
}
.hero-content h1 {
  font-size: 58px;
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.1;
}

/* FEATURE CARD */
.support-card {
  background: #fff;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.06);
  transition: 0.3s ease-in-out;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.support-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 22px rgba(0,0,0,0.09);
}
.support-card img {
  width: 100%;
  border-radius: 14px;
  object-fit: cover;
  height: 240px;
}

/* NAVBAR */
.site-header {
  background: var(--dark-bg);
  padding: 12px 0;
}
.site-header a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  margin: 0 14px;
}
.site-header a:hover {
  opacity: 0.8;
}

/* FOOTER */
footer {
  background: var(--dark-bg);
  color: #fff;
  padding: 50px 0 30px;
}
.footer-menu a {
  color: #fff;
  margin: 0 10px;
  font-weight: 600;
}
.footer-menu a:hover {
  opacity: 0.7;
}
.copyright-text {
  font-size: 15px;
  opacity: 0.6;
}


/* Tombol chat di pojok bawah kanan */
.chat-opener {
  position:fixed;
  bottom:24px;
  right:24px;
  background:var(--primary-color, #0056b3);
  width:56px;
  height:56px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:26px;
  box-shadow:0 4px 14px rgba(0,0,0,0.25);
  z-index:999;
  cursor:pointer;
}

/* ===== Footer SDI-Style ===== */
.sdi-footer {
  background:#0a1a2a;
  color:#fff;
  padding-top:60px;
  padding-bottom:30px;
}

.sdi-footer .footer-logo img {
  max-height:150px;
}

.sdi-footer .footer-iso img {
  max-height:50px;
}

.sdi-footer .info-icon {
  font-size:36px;
  opacity:0.7;
  margin-bottom:12px;
  display:inline-block;
}

.sdi-footer .info-title {
  font-weight:700;
  margin-top:8px;
  opacity:0.6;
  font-size:15px;
  text-transform:uppercase;
}

.sdi-footer .footer-nav a {
  color:#fff;
  font-weight:600;
  margin:0 14px;
  text-decoration:none;
  font-size:16px;
}

.sdi-footer .footer-nav a:hover {
  opacity:0.7;
}

.sdi-footer .copyright {
  margin-top:20px;
  opacity:0.5;
  font-size:15px;
}

.sdi-footer .social-icons a {
  color:#fff;
  font-size:20px;
  margin:0 6px;
  opacity:0.8;
}

.sdi-footer .social-icons a:hover {
  opacity:1;
}

/* Tombol chat di pojok bawah kanan */
.chat-opener {
  position:fixed;
  bottom:24px;
  right:24px;
  background:var(--primary-color, #0056b3);
  width:56px;
  height:56px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:26px;
  box-shadow:0 4px 14px rgba(0,0,0,0.25);
  z-index:999;
  cursor:pointer;
}

/* Header SDI-style */
header nav a {
  font-size:17px;
  font-weight:700;
  text-transform:uppercase;
}
header nav a:hover {
  color:#0056b3;
}
.fw-bold { font-weight:700 !important; }
.me-3, .me-4 { margin-right:12px; }
.shadow-sm { box-shadow:0 2px 10px rgba(0,0,0,0.08); }

.sdi-footer {
  background:#0a1a2a;
  color:#fff;
}

.testimonial-card {
  min-height:260px;
  max-width:380px;
  border-radius:18px;
  padding:20px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.testimonial-text {
  font-style:italic;
  color:#555;
  font-size:15px;
  line-height:1.5;
}