:root { color: #17233b; background: #fff; font-family: Arial, "Microsoft YaHei", sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; min-width: 0; background: #fff; }
#mobile-app { width: min(750px, 100%); margin: 0 auto; padding: 18px 22px 96px; background: #fff; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.success-ticker { display: flex; align-items: center; justify-content: space-between; min-height: 34px; color: #56657a; font-size: 13px; }
#success-message, .testimonial-grid { transition: opacity .25s ease, transform .25s ease; }
.is-changing { transform: translateY(-12px); opacity: 0; }
.is-entering { transition: none !important; transform: translateY(12px); opacity: 0; }
.query-example { padding: 4px 13px; border: 1px solid #c7d5e7; border-radius: 18px; color: #4387e8; background: #fff; font: inherit; text-decoration: none; }
.brand-block { padding: 35px 0 14px; text-align: center; }
.brand-title { display: flex; align-items: center; justify-content: center; gap: 11px; }
.apple-mark { display: block; width: 51px; height: 61px; color: #29283a; }
.apple-mark img { display: block; width: 100%; height: 100%; object-fit: contain; }
.brand-block h1 { margin: 0; color: #111; font-size: 27px; line-height: 1.2; }
.brand-block p { margin: 5px 0; color: #111; font-size: 14px; font-weight: 700; }
.help-pill { margin-top: 15px; padding: 5px 14px; border: 0; border-radius: 18px; color: #f29331; background: #fff1e2; font: 13px inherit; }
.query-panel { text-align: center; }
.device-input { display: block; width: 100%; max-width: 420px; height: 54px; margin: 10px auto 0; padding: 0 20px; border: 1px solid #20242d; border-radius: 27px; color: #182033; background: #fff; font: 15px inherit; outline: 0; }
.device-input::placeholder { color: #b4bdca; }
.device-input:focus-visible, input:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid #f3b055; outline-offset: 3px; }
.agreement { display: flex; width: min(420px, 100%); margin: 15px auto 0; gap: 7px; align-items: flex-start; text-align: left; color: #8995a8; font-size: 12px; line-height: 1.55; }
.agreement input { width: 15px; height: 15px; margin: 2px 0 0; accent-color: #2f7fe8; }
.agreement a { color: #3a83e8; text-decoration: none; }
#query-button { width: 196px; min-height: 42px; margin: 21px auto 0; border: 0; border-radius: 24px; color: #fff; background: #2480ee; font: 14px inherit; }
#query-button:disabled { cursor: not-allowed; background: #2480ee; }
.price-summary, .status, .field-error { min-height: 1.4em; margin: 12px 0 0; color: #7c899b; font-size: 13px; line-height: 1.5; }
.query-panel > .status:empty, .field-error:empty { display: none; }
.field-error { color: #d5534d; }
.notice-card { margin: 31px 0 0; padding: 21px 24px; border-radius: 11px; background: #fff; box-shadow: 0 6px 23px rgb(35 69 122 / 11%); }
.notice-card h2, .faq h2, .testimonials h2 { margin: 0 0 17px; color: #27344a; font-size: 17px; text-align: center; }
.notice-card p { margin: 10px 0; color: #8995a8; font-size: 13px; line-height: 1.75; }
.notice-card strong { color: #536176; }
.text-button, .payment-button { min-height: 42px; border: 0; border-radius: 9px; color: #fff; background: #3584ed; font: 14px inherit; font-weight: 700; }
.progress-card, .report-card { text-align: center; }
.report-nodes { margin: 16px 0 0; text-align: left; }
.report-nodes dt { margin-top: 14px; color: #43516a; font-weight: 700; }
.report-nodes dd { margin: 4px 0 0; overflow-wrap: anywhere; color: #6f7d91; white-space: pre-wrap; }
.report-nodes .nested { margin-left: 16px; border-left: 2px solid #dbe7f8; padding-left: 12px; }
.faq { margin: 37px 0 0; }
.faq details { padding: 14px 2px; border-bottom: 1px solid #edf0f4; }
.faq summary { cursor: pointer; color: #4b5870; font-size: 14px; }
.faq p { margin: 10px 0 0; color: #8e99aa; font-size: 13px; line-height: 1.65; }
.testimonials { margin-top: 40px; }
.testimonial-grid { display: grid; gap: 10px; }
.testimonial-grid p { margin: 0; padding: 13px 15px; border-radius: 9px; color: #4c5a71; background: #f8fafc; font-size: 13px; }
.testimonial-grid span { margin-left: 8px; color: #8a96a7; }
.site-footer { margin-top: 37px; color: #a0aaba; font-size: 11px; line-height: 1.7; text-align: center; }
.site-footer p { margin: 3px 0; }
.recovery-card { position: fixed; z-index: 2; right: 18px; bottom: 88px; width: min(310px, calc(100% - 36px)); padding: 18px; border-radius: 12px; background: #fff; box-shadow: 0 8px 30px rgb(28 55 98 / 22%); }
.recovery-card h2 { margin: 0 0 12px; font-size: 16px; }
.recovery-card input { width: 100%; height: 42px; padding: 0 12px; border: 1px solid #c8d3e1; border-radius: 8px; font: inherit; }
.recovery-card button { width: 100%; margin-top: 10px; }
.recovery-float { position: fixed; z-index: 3; right: 22px; bottom: 24px; width: 58px; height: 58px; border: 0; border-radius: 50%; color: #fff; background: #3985ed; box-shadow: 0 5px 14px rgb(53 132 237 / 34%); font: 13px/1.25 inherit; }
dialog { width: min(420px, calc(100% - 32px)); padding: 0; border: 0; border-radius: 16px; box-shadow: 0 18px 50px rgb(18 40 76 / 28%); }
dialog::backdrop { background: rgb(13 29 53 / 55%); }
.dialog-card { position: relative; padding: 26px 22px 22px; text-align: center; }
.close { position: absolute; top: 12px; right: 12px; width: 38px; min-height: 38px; border: 0; color: #526175; background: transparent; font-size: 26px; }
.dialog-kicker { margin: 0 0 8px; color: #4387e8; font-size: 12px; }
.dialog-card h2 { margin: 0 0 10px; }
.dialog-card p { color: #6e7a8e; }
.product-line { margin: 20px 0 6px; color: #243047 !important; font-weight: 700; }
.price-line { margin: 0; color: #3584ed !important; font-size: 22px; font-weight: 700; }
.payment-button { width: 100%; margin-top: 18px; }
.help-dialog { width: min(360px, calc(100% - 28px)); border-radius: 2px; }
.help-card { padding: 20px 18px 22px; }
.help-card h2 { margin: 0 0 18px; color: #333; font-size: 24px; font-weight: 400; text-align: center; }
.help-card p { margin: 10px 0 6px; color: #333; font-size: 12px; }
.guide-image { display: block; width: 100%; height: auto; }
.got-it { display: block; width: 180px; height: 60px; margin: 20px auto 0; border: 0; border-radius: 31px; color: #fff; background: #2480ee; font: 20px inherit; }
#example-page { width: min(740px, 100%); min-height: 100vh; margin: 0 auto; padding: 58px 20px 40px; background: #fff; }
.example-header { position: fixed; z-index: 4; top: 0; left: 50%; display: flex; width: min(740px, 100%); height: 40px; transform: translateX(-50%); align-items: center; border-bottom: 1px solid #eee; background: #fff; box-shadow: 0 2px 7px rgb(0 0 0 / 8%); }
.example-header a { width: 48px; color: #222; font-size: 31px; line-height: 38px; text-align: center; text-decoration: none; }
.example-header h1 { flex: 1; margin: 0 48px 0 0; color: #111; font-size: 20px; text-align: center; }
.phone-lineup { height: 545px; padding: 0 80px; text-align: center; }
.phone-lineup img { width: min(520px, 100%); height: auto; }
.report-section { margin: 0 0 18px; padding: 24px 20px; border-radius: 10px; box-shadow: 0 1px 10px rgb(0 0 0 / 12%); }
.report-section h2 { margin: 0 0 5px; color: #222; font-size: 16px; }
.report-section p { margin: 4px 18px; color: #333; font-size: 15px; line-height: 1.4; }
@media (prefers-reduced-motion: reduce) { #success-message, .testimonial-grid { transition: none; } }
@media (min-width: 769px) { #mobile-app { padding-top: 14px; } .brand-block { padding-top: 34px; } }