/* Extracted page CSS from calculating-scuba-cylinder-capacities.html | v7.1.2 | 2026-04-28 */

:root {
  --bg-top: #e1e4e8;
  --bg-mid: #e5e8ec;
  --paper: #ffffff;
  --ink: #17212b;
  --muted: #566473;
  --line: #aebbc6;
  --accent: #5a646e;
  --accent-dark: #3f4952;
  --soft: #f7fafc;
  --shadow: 0 8px 24px rgba(0,0,0,.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.65;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-mid) 100%);
}

main {
  padding: 24px 16px 40px;
}

.container {
  width: 1000px;
  max-width: 96%;
  margin: 0 auto 48px;
  padding: 0 56px 44px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.container > h1 {
  margin: 0 -56px 12px;
  padding: 28px 56px 16px;
  font-size: 2.15rem;
  line-height: 1.12;
  letter-spacing: -0.025em;
  font-weight: 700;
  color: #13202d;
  text-align: center;
  border-bottom: 1px solid #c3cdd6;
  background: linear-gradient(180deg, #fcfdfe 0%, #f4f6f8 100%);
}

.header-summary {
  max-width: 820px;
  margin: 16px auto 24px;
  padding: 14px 18px 14px;
  background: #f8fafc;
  border: 1px solid #d2dbe3;
  border-left: 4px solid #5a646e;
  border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,.03);
}

.header-summary h4 {
  margin: 0 0 6px 0;
  font-size: 1.02rem;
  font-weight: 700;
  color: #16324d;
  text-align: left;
}

.header-summary p {
  margin: 0;
}

.header-summary .summary-divider {
  margin: 12px 0 10px;
  border: 0;
  border-top: 1px solid #d7dee5;
}

.header-summary ul {
  margin: 0;
  padding-left: 1.1em;
}

.header-summary li {
  margin: 0 0 0.28em;
  font-size: 0.98rem;
}

.header-summary li:last-child {
  margin-bottom: 0;
}

.about-author {
  width: 1000px;
  max-width: 96%;
  margin: 34px auto 18px auto;
  padding: 0 56px;
  font-size: 0.94rem;
  color: #4a5560;
  box-sizing: border-box;
}

.about-author p {
  margin: 0 0 0.7em 0;
}

.about-author p:last-child {
  margin-bottom: 0;
}

footer h4 {
  text-align: center;
  margin: 0 0 20px 0;
  font-weight: 500;
  font-size: 0.98rem;
  color: #4c5864;
}

p, li {
  font-size: 1.04rem;
}

p {
  margin: 0 0 0.85em;
}

ul, ol {
  margin: 0 0 1em 1.35em;
  padding: 0;
}

li {
  margin: 0 0 0.35em;
}

h2 {
  margin: 34px 0 14px;
  font-size: 1.42rem;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #10283f;
  position: relative;
  padding-top: 8px;
}

h2::before {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  margin: 0 0 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent) 0%, #7f95a8 100%);
}

h3 {
  margin: 30px 0 10px;
  font-size: 1.16rem;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #153047;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover,
a:focus {
  color: var(--accent-dark);
  text-decoration-thickness: 2px;
}

img {
  max-width: 100%;
  height: auto;
}

blockquote {
  margin: 22px 0;
  padding: 20px 22px;
  background: var(--soft);
  border: 1px solid #c7d3dc;
  border-left: 5px solid var(--accent);
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,.04);
}

blockquote p:last-child {
  margin-bottom: 0;
}

hr {
  border: 0;
  border-top: 1px solid #ccd4db;
  margin: 2.15rem 0;
}

.table-responsive {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.6rem 0;
  border: 1px solid #cfd7de;
  border-radius: 12px;
  background: #fbfcfd;
  box-shadow: 0 2px 8px rgba(0,0,0,.03);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

.table-responsive table {
  min-width: 900px;
}

.table-responsive .zfactor-table {
  min-width: 1080px;
}

caption {
  caption-side: top;
  padding: 12px 14px 10px;
  font-weight: 700;
  color: #233646;
  text-align: left;
  background: #f5f7f9;
  border-bottom: 1px solid #d8e0e6;
}

th, td {
  padding: 11px 12px;
  vertical-align: top;
}

.zfactor-table th:first-child,
.zfactor-table td:first-child {
  width: 165px;
  min-width: 165px;
}

sup a,
sup a:link,
sup a:visited,
sup a:hover,
sup a:active {
  text-decoration: none !important;
  border-bottom: none !important;
}

.caution-callout {
  margin: 22px 0 18px;
  padding: 16px 18px;
  background: #f8fafc;
  border: 1px solid #cfd8e0;
  border-left: 5px solid #4f6274;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,.03);
}

.caution-callout p:last-child {
  margin-bottom: 0;
}

.capacity-reserve-note {
  margin: 1.25rem 0 1.4rem;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.55;
  color: #223546;
}

.table-note {
  margin-top: -0.2rem;
}

.editorial-note {
  font-size: 0.95rem;
  color: #5b6772;
}

@media (max-width: 920px) {
  .container {
    margin: 0 auto 32px;
    padding: 0 24px 34px;
    border-radius: 16px;
  }

  .container > h1 {
    margin: 0 -24px 12px;
    padding: 24px 24px 16px;
    font-size: 1.82rem;
  }

  .header-summary {
    margin: 16px auto 18px;
  }

  .about-author {
    padding: 0 24px;
  }
}



/* Former inline style attributes from calculating-scuba-cylinder-capacities.html | v7.1.2 | 2026-04-28 */

.n2-calculating-scuba-cylinder-capacities-style-001 { width:100%; display:table; }

.n2-calculating-scuba-cylinder-capacities-style-002 { text-align:center; }

.n2-calculating-scuba-cylinder-capacities-style-003 { background-color:#666666;color:white;text-align:center; }

.n2-calculating-scuba-cylinder-capacities-style-004 { text-align:left; }

.n2-calculating-scuba-cylinder-capacities-style-005 { background-color:#dddddd;text-align:center; }

.n2-calculating-scuba-cylinder-capacities-style-006 { color:#5b6772;font-size:1rem;font-weight:500; }

.n2-calculating-scuba-cylinder-capacities-style-007 { width: 100%; display:table; }

.n2-calculating-scuba-cylinder-capacities-style-008 { background-color:#666666;color:white; }

.n2-calculating-scuba-cylinder-capacities-style-009 { background-color:#dddddd; }

.n2-calculating-scuba-cylinder-capacities-style-010 { background-color:white; }