.insights-page { min-height: 100svh; }
.insights-header { width: min(1140px, calc(100% - 64px)); margin: auto; min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.insights-header .brand { font-size: 22px; font-weight: 800; letter-spacing: -.04em; }
.insights-header .brand img { width: 40px; height: 40px; border-radius: 10px; }
.insights-header nav { display: flex; align-items: center; gap: 26px; font-size: 13px; color: var(--muted); }
.insights-header nav a[aria-current], .insights-header nav a:hover { color: var(--green); }
.insights-page :focus-visible { outline: 2px solid var(--green); outline-offset: 5px; }
.insights-hero { text-align: center; padding: 82px 24px 72px; }
.insights-hero h1 { font-size: clamp(40px, 6.5vw, 76px); font-weight: 850; letter-spacing: -.06em; line-height: 1.12; margin: 14px 0 24px; }
.insights-hero h1 span { color: var(--green); }
.insights-hero > p:last-child { color: var(--muted); font-size: 18px; line-height: 1.7; max-width: 740px; margin: auto; }
.insights-list { width: min(940px, calc(100% - 48px)); margin: 0 auto 100px; display: grid; gap: 26px; }
.insight-card { padding: 36px; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 10px 25px #173e2b06; transition: border-color .2s, transform .2s; }
@media (hover: hover) { .insight-card:hover { transform: translateY(-3px); border-color: var(--green); } }
.insight-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 17px; margin-bottom: 20px; }
.insight-meta > span { border-radius: 999px; padding: 5px 12px; background: #29d58b12; color: var(--green); font-size: 12px; }
.insight-meta small { color: var(--muted); font-size: 12px; }
.insight-card h2 { font: 800 clamp(23px, 3vw, 32px)/1.2 var(--sans); letter-spacing: -.035em; margin: 0 0 16px; max-width: 770px; }
.insight-card p { color: var(--muted); margin: 0 0 23px; max-width: 760px; font-size: 16px; line-height: 1.75; }
.insight-read { display: inline-flex; align-items: center; gap: 20px; padding: 10px 17px; border-radius: 999px; color: var(--green); background: #29d58b0e; font-size: 13px; font-weight: 650; }
.insights-footer { border-top: 1px solid var(--line); width: min(1140px, calc(100% - 48px)); margin: auto; padding: 28px 0 40px; display: flex; flex-wrap: wrap; gap: 22px; font-size: 12px; color: var(--muted); }
.insights-footer > a:first-child { font-weight: 800; color: var(--text); }
.insights-footer > span { margin-right: auto; }
.insight-article { max-width: 820px; padding: 50px 24px 90px; margin: auto; }
.article-back { display: inline-block; color: var(--muted); font-size: 13px; margin-bottom: 42px; }
.insight-article h1 { font: 850 clamp(35px, 5vw, 56px)/1.13 var(--sans); letter-spacing: -.055em; margin: 14px 0 25px; }
.insight-article h2 { font: 750 25px/1.25 var(--sans); letter-spacing: -.035em; margin: 40px 0 15px; }
.insight-article p, .insight-article li { color: var(--muted); font-size: 16px; line-height: 1.85; }
.insight-article .article-intro { font-size: 20px; color: var(--text); line-height: 1.7; }
.article-note { border: 1px solid var(--line); border-left: 3px solid var(--green); padding: 20px 24px; border-radius: 0 12px 12px 0; margin: 30px 0; background: var(--surface); }
.article-note strong { font-size: 14px; }
.article-note p { font-size: 13px; line-height: 1.75; margin: 8px 0 0; }
.article-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 27px 0; border-bottom: 1px solid var(--line); }
.article-stats strong { display: block; color: var(--green); font-size: 40px; line-height: 1.3; letter-spacing: -.06em; }
.article-stats span { font-size: 11px; color: var(--muted); }
.article-source a, .article-next { color: var(--green); text-decoration: underline; text-underline-offset: 4px; }
.insight-article .article-source { font-size: 12px; }
.article-next { display: inline-block; font-size: 14px; font-weight: 650; margin-top: 30px; }
.time-calculator { margin-top: 38px; border: 1px solid var(--line); border-radius: 20px; padding: 28px; background: var(--surface); }
.time-calculator h2 { margin-top: 15px; }
.time-calculator > p { font-size: 14px; }
#time-form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 24px; }
#time-form label { font: 600 12px/1.6 var(--sans); color: var(--muted); }
#time-form input { width: 100%; display: block; border: 1px solid var(--line); border-radius: 9px; padding: 10px 12px; margin-top: 6px; font: 600 16px var(--sans); background: var(--bg); color: var(--text); }
.calculator-results { margin-top: 26px; border-top: 1px solid var(--line); }
.calculator-results > div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; font-size: 13px; color: var(--muted); }
.calculator-results output { font-weight: 700; color: var(--text); text-align: right; }
.calculator-results .calc-highlight { padding: 16px 12px; border-radius: 10px; background: #29d58b0f; color: var(--green); }
.calc-highlight output { color: var(--green); }
.time-calculator .calculator-note { font-size: 11px; margin-bottom: 0; }
.measurement-table { overflow-x: auto; margin: 30px 0; }
.measurement-table table { width: 100%; border-collapse: collapse; font-size: 13px; }
.measurement-table th, .measurement-table td { text-align: left; padding: 12px; border-bottom: 1px solid var(--line); }
.measurement-table td { color: var(--muted); }
.measurement-table caption { text-align: left; font-weight: 700; margin-bottom: 15px; }
@media (max-width: 700px) {
  .insights-header { width: calc(100% - 40px); min-height: 80px; gap: 15px; flex-wrap: wrap; padding: 17px 0; }
  .insights-header .brand { font-size: 20px; }
  .insights-header nav { gap: 14px; font-size: 12px; }
  .insights-header nav a:first-child { display: none; }
  .insights-hero { padding: 50px 24px 40px; }
  .insights-hero > p:last-child { font-size: 15px; }
  .insights-list { width: calc(100% - 32px); gap: 18px; margin-bottom: 60px; }
  .insight-card { padding: 25px; border-radius: 18px; }
  .insight-card p { font-size: 14px; }
  .insight-article { padding-top: 26px; }
  .article-back { margin-bottom: 28px; }
  .insight-article .article-intro { font-size: 18px; }
  .article-stats { gap: 10px; }
  .article-stats strong { font-size: 29px; }
  .article-stats span { font-size: 10px; line-height: 1.5; display: block; }
  .time-calculator { padding: 21px; }
  #time-form { gap: 14px; }
  .calculator-results > div { font-size: 12px; }
}
@media (max-width: 360px) { .insights-header nav { gap: 10px; } .insights-header .brand span { font-size: 18px; } }
@media (prefers-reduced-motion: reduce) { .insight-card { transform: none !important; transition: none; } }