.case-page { background: #fff; }
.case-page > .skip-link { position: fixed; z-index: 1000; top: 8px; left: 12px; padding: 12px 18px; border-radius: 10px; background: #fff; color: #2549b6; transform: translateY(-160%); }
.case-page > .skip-link:focus { transform: translateY(0); }
.case-page main { overflow: clip; }
.case-hero { padding: 34px 0 70px; background: linear-gradient(145deg,#f3f7ff,#fff 65%,#f4efff); }
.case-back { display: inline-flex; padding: 10px 0; margin-bottom: 32px; color: #435271; font-size: 14px; font-weight: 700; text-decoration: none; }
.case-hero-grid { display: grid; grid-template-columns: .85fr 1.15fr; align-items: center; gap: 48px; }
.case-hero h1 { margin: 10px 0 20px; font-size: clamp(44px,5.4vw,70px); line-height: 1.04; letter-spacing: -.055em; color: #101d37; }
.case-hero h1 span { display: block; margin-top: 14px; font-size: .49em; line-height: 1.2; letter-spacing: -.03em; }
.case-intro { max-width: 520px; color: #526077; font-size: 18px; line-height: 1.7; }
.case-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin-top: 25px; }
.case-actions .button { min-height: 48px; text-align: center; }
.case-live { color: #2848a0; font-size: 14px; font-weight: 800; text-underline-offset: 5px; }
.case-visual { margin: 0; min-width: 0; }
.case-browser { overflow: hidden; border: 1px solid #dbe1ee; border-radius: 20px; box-shadow: 0 24px 60px #1c32651c; background: #fff; }
.case-browser-bar { display: flex; align-items: center; gap: 5px; padding: 12px 16px; border-bottom: 1px solid #e4e9f1; color: #657187; background: #f8faff; font-size: 11px; }
.case-browser-bar i { width: 7px; height: 7px; border-radius: 50%; background: #c4cddd; }
.case-browser-bar span { margin-left: 9px; }
.case-browser img { display: block; width: 100%; height: auto; }
.case-visual figcaption, .case-gallery figcaption { margin-top: 13px; color: #667189; font-size: 12px; line-height: 1.6; }
.case-facts { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; padding: 28px 0; margin: 36px 0 0; border-top: 1px solid #dce3ef; }
.case-facts dt { color: #6a7488; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; }
.case-facts dd { margin: 7px 0 0; color: #192945; font-size: 15px; font-weight: 700; line-height: 1.5; }
.case-section { padding: 70px 0; }
.case-story { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.case-page h2 { margin: 10px 0 18px; color: #15223b; font-size: clamp(30px,3.4vw,42px); letter-spacing: -.04em; line-height: 1.13; }
.case-story p:not(.eyebrow), .case-section-intro { color: #59667b; line-height: 1.8; font-size: 16px; }
.case-features { background: #f5f7fc; }
.case-section-intro { max-width: 620px; }
.case-feature-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 32px; }
.case-feature { padding: 28px; border: 1px solid #e0e6f0; border-radius: 20px; background: #fff; }
.case-feature-number { color: #526ad1; font-size: 12px; font-weight: 800; }
.case-feature h3 { margin: 15px 0 12px; color: #1b2943; font-size: 21px; line-height: 1.2; }
.case-feature p { margin: 0; font-size: 14px; line-height: 1.7; color: #5d687a; }
.case-gallery { margin: 36px 0 0; }
.case-gallery img { display: block; width: 100%; height: auto; border-radius: 20px; border: 1px solid #e0e6f0; }
.case-note { padding: 18px 22px; margin-top: 28px; border-left: 3px solid #5475df; background: #eef3fc; color: #465771; font-size: 14px; line-height: 1.7; }
.case-next { display: grid; grid-template-columns: 1fr .6fr; gap: 40px; align-items: center; padding: 40px; border: 1px solid #e0e6f0; border-radius: 28px; background: linear-gradient(135deg,#f4f7ff,#faf5ff); }
.case-next img { width: 100%; max-height: 290px; object-fit: contain; }
.case-next p:not(.eyebrow) { max-width: 580px; color: #5c6981; line-height: 1.7; }
.case-related { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 28px; font-size: 14px; font-weight: 700; }
.case-related a { color: #3553aa; text-underline-offset: 4px; }
.case-context { padding: 12px 15px; border: 1px solid #d4dff5; border-radius: 12px; background: #f1f5fe; color: #334d88; font-size: 14px; line-height: 1.5; }
.case-page a:focus-visible, .case-page button:focus-visible { outline: 3px solid #4165df; outline-offset: 4px; }
@media (max-width: 850px) {
 .case-hero-grid, .case-story { grid-template-columns: 1fr; gap: 32px; }
 .case-hero h1 { max-width: 620px; }
 .case-intro { max-width: 650px; }
 .case-feature-grid { grid-template-columns: 1fr; }
 .case-next { grid-template-columns: 1fr; }
 .case-next img { max-height: 240px; }
 .case-facts { gap: 18px; }
}
@media (max-width: 520px) {
 .case-hero { padding: 20px 0 35px; }
 .case-back { margin-bottom: 20px; }
 .case-section { padding: 45px 0; }
 .case-facts { grid-template-columns: 1fr; gap: 18px; padding-bottom: 0; }
 .case-next { padding: 25px; }
 .case-actions { align-items: flex-start; flex-direction: column; }
 .case-hero h1 { font-size: 46px; }
}