.ai-practices { border-top: 1px solid var(--line); }
.ai-practices-heading { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(260px, .75fr); gap: 70px; align-items: end; width: min(1280px, 100%); margin: 0 auto 52px; }
.ai-practices-heading h2 { margin: 18px 0 0; font-size: clamp(36px, 4.2vw, 60px); font-weight: 500; line-height: 1.24; letter-spacing: .02em; }
.ai-practices-heading > p { margin: 0; color: var(--soft-ink); font-size: 14px; line-height: 1.95; }
.ai-practice-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; width: min(1280px, 100%); margin: auto; }
.ai-practice-card { position: relative; min-height: 290px; padding: 28px 30px 27px; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.48); box-shadow: inset 0 1px rgba(255,255,255,.72), 0 10px 32px rgba(65,92,130,.035); transition: transform .25s ease, background .25s ease, box-shadow .25s ease, border-color .25s ease; }
.ai-practice-card:hover { transform: translateY(-4px); border-color: rgba(57,115,215,.24); background: rgba(255,255,255,.9); box-shadow: 0 16px 36px rgba(46,78,126,.09); }
.ai-practice-card.wide { grid-column: 1 / -1; min-height: 250px; }
.ai-practice-number { color: rgba(39,55,83,.14); font: italic 28px/1 "DM Mono", monospace; }
.ai-practice-tag { position: absolute; top: 28px; right: 30px; padding: 5px 10px; border-radius: 999px; color: white; background: #56657a; font: 500 9px/1.2 "DM Mono", monospace; letter-spacing: .08em; }
.ai-practice-tag.blue { background: #3973d7; }.ai-practice-tag.violet { background: #7557d9; }.ai-practice-tag.orange { background: #e4783d; }.ai-practice-tag.cyan { background: #218fa9; }.ai-practice-tag.pink { background: #c75889; }.ai-practice-tag.green { background: #2f9d79; }
.ai-practice-card h3 { margin: 34px 0 11px; font-size: 23px; font-weight: 600; letter-spacing: .01em; }
.ai-practice-card > p { max-width: 570px; margin: 0; color: var(--soft-ink); font-size: 13.5px; line-height: 1.9; }
.ai-practice-pills { display: flex; flex-wrap: wrap; gap: 8px; margin: 19px 0 25px; }
.ai-practice-pills span { padding: 5px 10px; border-radius: 999px; color: #69778c; background: rgba(104,118,141,.08); font-size: 11px; }
.ai-practice-card b { position: absolute; left: 30px; bottom: 25px; color: var(--jade); font-size: 12px; font-weight: 500; }
.ai-practice-card b i { margin-left: 6px; font-style: normal; transition: margin .2s ease; }.ai-practice-card:hover b i { margin-left: 11px; }

.practice-detail-body { min-height: 100vh; }
.practice-detail-header { position: sticky; z-index: 10; top: 0; display: flex; align-items: center; justify-content: space-between; width: min(calc(100% - 80px), 1140px); height: 76px; margin: auto; border-bottom: 1px solid var(--line); background: rgba(247,249,252,.9); backdrop-filter: blur(16px); }
.practice-detail-header img { display: block; width: 210px; }.practice-detail-back { color: var(--jade); font-size: 13px; }
.practice-detail { width: min(calc(100% - 48px), 760px); margin: auto; padding: 92px 0 96px; }
.practice-detail-index { color: var(--jade); font: 11px "DM Mono", monospace; letter-spacing: .12em; }
.practice-detail h1 { margin: 20px 0 10px; font-size: clamp(43px, 5.5vw, 68px); font-weight: 500; line-height: 1.18; letter-spacing: .035em; }
.practice-detail-lead { margin: 0; color: var(--soft-ink); font-size: 16px; line-height: 1.9; }
.practice-detail-rule { width: 100%; height: 1px; margin: 58px 0 44px; background: var(--line); }
.practice-detail-section { margin-bottom: 34px; }.practice-detail-section h2 { margin-bottom: 10px; color: var(--jade); font-size: 15px; font-weight: 600; }.practice-detail-section p { margin-bottom: 14px; color: #40516b; font-size: 15px; line-height: 2; }
.practice-workflow { margin: 16px 0 0; padding: 0; list-style: none; counter-reset: step; border-top: 1px solid var(--line); }.practice-workflow li { position: relative; padding: 16px 0 16px 48px; border-bottom: 1px solid var(--line); color: #40516b; line-height: 1.85; }.practice-workflow li::before { counter-increment: step; content: "0" counter(step); position: absolute; left: 0; color: var(--jade); font: 11px "DM Mono", monospace; }
.practice-package { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 17px; }.practice-package article { padding: 18px 19px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.58); }.practice-package small { display: block; margin-bottom: 8px; color: var(--jade); font: 10px "DM Mono", monospace; letter-spacing: .09em; }.practice-package p { margin: 0; color: #56657b; font-size: 13px; line-height: 1.75; }
.practice-boundary { margin-top: 38px; padding: 20px 22px; border-left: 3px solid var(--jade); color: #56657b; background: #eaf1fc; font-size: 13.5px; line-height: 1.9; }
.practice-detail-nav { display: flex; justify-content: space-between; gap: 20px; margin-top: 58px; padding-top: 24px; border-top: 1px solid var(--line); }.practice-detail-nav a { color: var(--jade); font-size: 13px; }

@media (max-width: 760px) {
  .ai-practices-heading { display: block; margin-bottom: 34px; }.ai-practices-heading h2 { font-size: 35px; line-height: 1.35; }.ai-practices-heading > p { margin-top: 18px; }.ai-practice-grid { grid-template-columns: 1fr; gap: 12px; }.ai-practice-card,.ai-practice-card.wide { grid-column: auto; min-height: 265px; padding: 23px 22px; }.ai-practice-card h3 { margin-top: 30px; font-size: 21px; }.ai-practice-tag { top: 23px; right: 22px; }.ai-practice-card b { left: 22px; bottom: 22px; }
  .practice-detail-header { width: calc(100% - 32px); height: 65px; }.practice-detail-header img { width: 155px; }.practice-detail { width: calc(100% - 40px); padding: 65px 0 72px; }.practice-detail h1 { font-size: 39px; }.practice-detail-rule { margin: 44px 0 34px; }.practice-package { grid-template-columns: 1fr; }
}