.customer-page { background: #f4f7fc; color: #18314f; padding-bottom: 0; }
.customer-page::before, .customer-page::after { display: none; }
.customer-page .site-header { margin: 0; border-bottom: 1px solid #e3eaf4; }
.customer-page .top-nav a[aria-current="page"] { color: #245bdb; background: #edf3ff; }
.customer-main { display: block; padding-top: 26px; padding-bottom: 30px; }
.customer-breadcrumb { display: flex; align-items: center; gap: 12px; font-size: 13px; color: #7a889c; }
.customer-breadcrumb a { color: #61718b; }
.customer-breadcrumb a:hover, .customer-footer a:hover { color: #245bdb; }
.customer-heading { margin: 28px 0 26px; }
.customer-eyebrow { margin: 0 0 9px; color: #356ade; font-size: 12px; font-weight: 700; letter-spacing: 2px; }
.customer-heading h1 { margin: 0; font-size: clamp(30px, 4vw, 42px); line-height: 1.25; letter-spacing: -1px; }
.customer-heading > p:last-child { margin: 12px 0 0; color: #6b7a90; font-size: 15px; line-height: 1.7; }
.tutorial-card { display: grid; grid-template-columns: minmax(260px, .85fr) minmax(0, 1.65fr); overflow: hidden; border: 1px solid #d9e5f7; border-radius: 20px; background: #fff; box-shadow: 0 14px 40px #244e9010; }
.tutorial-intro { position: relative; display: flex; flex-direction: column; align-items: flex-start; padding: 35px; background: radial-gradient(ellipse at 100% 0, #c9f7ff 0, transparent 60%), linear-gradient(145deg, #f8fbff, #eaf1ff); }
.tutorial-icon { display: grid; place-items: center; width: 62px; height: 62px; margin-bottom: 24px; color: #2986de; border: 1px solid #fff; border-radius: 18px; background: #ffffff99; box-shadow: 0 8px 24px #5ba7e51a; }
.tutorial-icon svg { width: 42px; height: 42px; }
.tutorial-tag { margin: 0 0 12px; color: #3475cd; font-size: 12px; font-weight: 600; letter-spacing: 1px; }
.tutorial-intro h2 { margin: 0; color: #183c65; font-size: clamp(27px, 3vw, 36px); line-height: 1.35; letter-spacing: -1px; }
.tutorial-description { margin: 18px 0; color: #4f6a8b; font-size: 14px; line-height: 1.9; }
.tutorial-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.tutorial-meta span { padding: 5px 10px; border: 1px solid #d5e3f5; border-radius: 5px; background: #ffffff80; color: #507397; font-size: 11px; }
.tutorial-tip { margin: auto 0 0; padding-top: 24px; color: #71849e; font-size: 12px; line-height: 1.8; }
.tutorial-player { min-width: 0; align-self: center; background: #fff; }
.tutorial-player video { display: block; width: 100%; height: auto; aspect-ratio: 1280 / 833; object-fit: contain; background: #10151c; }
.tutorial-player video:focus-visible { outline: 3px solid #1677ff; outline-offset: -3px; }
.video-caption { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 66px; padding: 12px 22px; color: #263f61; font-size: 13px; }
.video-caption > span { font-weight: 600; }
.video-caption a { display: inline-flex; align-items: center; gap: 4px; min-height: 40px; color: #2b64da; font-size: 12px; white-space: nowrap; }
.video-caption a:hover { text-decoration: underline; }
.customer-note { display: flex; align-items: flex-start; gap: 12px; margin-top: 20px; padding: 16px 20px; border: 1px solid #dce7fb; border-radius: 12px; background: #edf3ff; color: #5c7295; }
.note-icon { display: inline-grid; flex: 0 0 18px; place-items: center; height: 18px; margin-top: 3px; border: 1px solid #7e9ecd; border-radius: 50%; font-size: 12px; font-weight: 700; }
.customer-note p { margin: 0; font-size: 12px; line-height: 2; }
.customer-support { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 28px 0; border-bottom: 1px solid #dfe7f2; }
.customer-support h2 { margin: 0 0 7px; color: #294564; font-size: 16px; }
.customer-support p { margin: 0; color: #7a8799; font-size: 13px; line-height: 1.7; }
.customer-contact { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 44px; padding: 10px 16px; border: 1px solid #d4e1f4; border-radius: 8px; background: #fff; color: #2c65cc; font-size: 13px; cursor: pointer; }
.customer-contact:hover { background: #eaf2ff; }
.customer-footer { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-bottom: 30px; color: #8b97a8; font-size: 12px; }
.customer-footer a { display: inline-flex; align-items: center; min-height: 44px; color: #5e7390; }
.customer-page .toast { bottom: 24px; }
@media (max-width: 1000px) {
  .tutorial-intro { padding: 28px; }
  .tutorial-icon { margin-bottom: 18px; }
}
@media (max-width: 720px) {
  .customer-main { padding-top: 20px; padding-bottom: 20px; }
  .customer-heading { margin: 22px 0; }
  .customer-heading > p:last-child { font-size: 13px; }
  .tutorial-card { display: flex; flex-direction: column; border-radius: 16px; }
  .tutorial-intro { display: block; padding: 24px; }
  .tutorial-icon { position: absolute; top: 26px; right: 22px; width: 56px; height: 56px; margin: 0; }
  .tutorial-icon svg { width: 36px; height: 36px; }
  .tutorial-tag { font-size: 11px; }
  .tutorial-intro h2 { padding-right: 60px; font-size: 28px; }
  .tutorial-description { margin: 14px 0; font-size: 13px; }
  .tutorial-tip { padding-top: 16px; font-size: 11px; }
  .desktop-break { display: none; }
  .tutorial-player { width: 100%; }
  .video-caption { flex-wrap: wrap; gap: 2px 12px; padding: 10px 16px; font-size: 12px; }
  .video-caption a { font-size: 11px; }
  .customer-note { gap: 9px; padding: 13px 14px; border-radius: 10px; }
  .customer-note p { font-size: 11px; }
  .customer-support { align-items: flex-start; flex-direction: column; gap: 16px; padding: 24px 0; }
  .customer-support p { font-size: 12px; }
  .customer-contact { width: 100%; }
  .customer-footer { padding-bottom: 20px; }
}