/* =====================================================
   AQUA SPHERE — CERTIFICATES / REPORTS
   SAAS PRO MAX CLEAN CSS
===================================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', 'Segoe UI', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  color: #0f172a;
  background:
    radial-gradient(circle at 8% 8%, rgba(14, 165, 233, 0.22), transparent 28%),
    radial-gradient(circle at 92% 12%, rgba(99, 102, 241, 0.15), transparent 30%),
    linear-gradient(135deg, #eaf8ff 0%, #f8fcff 45%, #ffffff 100%);
}

/* ================= TOP BAR ================= */

.top-bar {
  width: 100%;
  min-height: 46px;
  padding: 9px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: linear-gradient(135deg, #020617, #075985, #0284c7);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  box-shadow: 0 10px 35px rgba(2, 132, 199, 0.28);
}

.top-bar div {
  flex: 1;
  white-space: nowrap;
}

/* ================= NAVBAR ================= */

.navbar {
  width: 100%;
  height: 78px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 23, 42, 0.94);
  border-bottom: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 18px 55px rgba(15, 23, 42, 0.22);
}

.logo img {
  height: 50px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
}

.nav-links a {
  display: inline-block;
  padding: 10px 15px;
  border-radius: 999px;
  color: #ffffff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 800;
  transition: 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  background: linear-gradient(135deg, #e0f2fe, #67e8f9);
  color: #082f49;
}

.menu-toggle {
  display: none;
  color: white;
  font-size: 28px;
  cursor: pointer;
}

/* ================= PAGE ================= */

.docs-showcase,
.certificates-showcase,
.reports-showcase {
  width: 100%;
  min-height: 100vh;
  padding: 70px 22px 90px;
  position: relative;
}

.docs-showcase::before,
.certificates-showcase::before,
.reports-showcase::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(2,132,199,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2,132,199,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  z-index: -1;
}

/* ================= HEADER ================= */

.showcase-header {
  max-width: 900px;
  margin: 0 auto 55px;
  text-align: center;
}

.showcase-tag {
  display: inline-block;
  padding: 10px 20px;
  margin-bottom: 18px;
  border-radius: 999px;
  background: rgba(224, 242, 254, 0.95);
  border: 1px solid rgba(125, 211, 252, 0.9);
  color: #0369a1;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.4px;
}

.showcase-header h1 {
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.08;
  font-weight: 950;
  color: #0f172a;
  letter-spacing: -1.8px;
  margin-bottom: 16px;
}

.showcase-header h1 span {
  background: linear-gradient(135deg, #0284c7, #06b6d4, #2563eb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.showcase-header p {
  max-width: 720px;
  margin: 0 auto;
  color: #64748b;
  font-size: 18px;
  line-height: 1.75;
}

/* ================= GRID ================= */

.docs-grid-premium {
  width: min(96%, 1450px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
  align-items: start;
}

.single-report-grid {
  width: min(96%, 1050px);
  grid-template-columns: 1fr;
}

/* ================= CARD ================= */

.doc-premium-card {
  width: 100%;
  padding: 28px;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.98), rgba(248,250,252,0.96));
  border: 1px solid rgba(203, 213, 225, 0.9);
  box-shadow:
    0 28px 80px rgba(15, 23, 42, 0.11),
    inset 0 1px 0 rgba(255,255,255,0.9);
  overflow: hidden;
  transition: 0.35s ease;
}

.doc-premium-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 40px 100px rgba(2, 132, 199, 0.20);
}

.doc-card-top-line {
  width: 92px;
  height: 6px;
  border-radius: 999px;
  margin-bottom: 18px;
  background: linear-gradient(90deg, #0284c7, #06b6d4, #6366f1);
}

.doc-premium-card h3 {
  font-size: 28px;
  font-weight: 950;
  color: #075985;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.doc-premium-card p {
  color: #64748b;
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 20px;
}

/* ================= PDF VIEWER ================= */

.pdf-frame {
  width: 100%;
  height: 760px;
  border-radius: 24px;
  overflow: hidden;
  background: #f8fafc;
  border: 1px solid #dbeafe;
  box-shadow: 0 20px 55px rgba(2, 132, 199, 0.16);
}

.pdf-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #ffffff;
}

.pdf-frame-portrait {
  height: 820px;
}

.pdf-frame-landscape {
  height: 540px;
}

.pdf-frame-large {
  height: 880px;
}

/* ================= BUTTON ================= */

.file-link {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 18px;
  padding: 14px 30px;
  border-radius: 999px;
  background: linear-gradient(135deg, #0284c7, #06b6d4, #67e8f9);
  color: #ffffff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 900;
  box-shadow: 0 18px 42px rgba(2, 132, 199, 0.32);
  transition: 0.35s ease;
}

.file-link:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 58px rgba(2, 132, 199, 0.44);
}

/* ================= WHATSAPP ================= */

.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366, #16a34a);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  text-decoration: none;
  box-shadow: 0 18px 45px rgba(37, 211, 102, 0.45);
}

.whatsapp-float i {
  color: #ffffff;
  font-size: 34px;
}

/* ================= RESPONSIVE ================= */

@media (max-width: 1200px) {
  .docs-grid-premium {
    width: min(96%, 1100px);
    gap: 28px;
  }

  .pdf-frame {
    height: 680px;
  }

  .pdf-frame-portrait {
    height: 720px;
  }

  .pdf-frame-landscape {
    height: 480px;
  }
}

@media (max-width: 992px) {
  .top-bar {
    padding: 9px 16px;
    font-size: 12px;
    gap: 8px;
  }

  .navbar {
    padding: 0 22px;
  }

  .docs-grid-premium,
  .single-report-grid {
    width: min(94%, 760px);
    grid-template-columns: 1fr;
  }

  .pdf-frame {
    height: 650px;
  }

  .pdf-frame-portrait {
    height: 690px;
  }

  .pdf-frame-landscape {
    height: 430px;
  }
}

@media (max-width: 768px) {
  .top-bar {
    flex-direction: column;
    gap: 5px;
    padding: 9px 12px;
    font-size: 11px;
    line-height: 1.4;
  }

  .top-bar div {
    width: 100%;
    white-space: normal;
  }

  .navbar {
    height: 66px;
    padding: 0 15px;
  }

  .logo img {
    height: 36px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 66px;
    left: 12px;
    right: 12px;
    flex-direction: column;
    padding: 10px;
    border-radius: 18px;
    background: #020617;
    box-shadow: 0 20px 50px rgba(0,0,0,0.35);
    z-index: 9999;
  }

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

  .nav-links a {
    width: 100%;
    text-align: center;
    padding: 12px;
  }

  .docs-showcase,
  .certificates-showcase,
  .reports-showcase {
    padding: 38px 12px 55px;
  }

  .showcase-header {
    margin-bottom: 34px;
  }

  .showcase-tag {
    padding: 8px 15px;
    font-size: 12px;
  }

  .showcase-header h1 {
    font-size: 31px;
    letter-spacing: -1px;
  }

  .showcase-header p {
    font-size: 15px;
  }

  .docs-grid-premium,
  .single-report-grid {
    width: 100%;
    gap: 24px;
  }

  .doc-premium-card {
    padding: 18px;
    border-radius: 24px;
  }

  .doc-premium-card h3 {
    font-size: 24px;
  }

  .doc-premium-card p {
    font-size: 14px;
  }

  .pdf-frame {
    height: 560px;
    border-radius: 18px;
  }

  .pdf-frame-portrait {
    height: 590px;
  }

  .pdf-frame-landscape {
    height: 340px;
  }

  .file-link {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .docs-showcase,
  .certificates-showcase,
  .reports-showcase {
    padding: 30px 10px 45px;
  }

  .showcase-header h1 {
    font-size: 27px;
  }

  .showcase-header p {
    font-size: 14px;
  }

  .doc-premium-card {
    padding: 14px;
    border-radius: 22px;
  }

  .pdf-frame {
    height: 500px;
    border-radius: 16px;
  }

  .pdf-frame-portrait {
    height: 520px;
  }

  .pdf-frame-landscape {
    height: 290px;
  }

  .whatsapp-float {
    width: 56px;
    height: 56px;
    right: 15px;
    bottom: 15px;
  }

  .whatsapp-float i {
    font-size: 28px;
  }
}