/* 共享样式：/zh/ 和 /ja/ 静态首页。
   颜色、圆角、阴影一律来自 tokens.css；这里只保留旧变量名的别名，
   避免把整份布局重写一遍。 */
:root {
  --ink: var(--text);
  --muted: var(--text-muted);
  --line: var(--border);
  --brand: var(--accent);
  --brand-soft: var(--accent-soft);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Hiragino Kaku Gothic ProN", sans-serif;
  line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

header { display: flex; align-items: center; gap: 12px; padding: 22px 0; }
header img { width: 32px; height: 32px; border-radius: 9px; }
header .name { font-weight: 700; letter-spacing: .2px; }
header nav { margin-left: auto; display: flex; align-items: center; gap: 20px;
             font-size: 14px; color: var(--muted); flex-wrap: wrap; }
header nav a:hover { color: var(--brand); }
header nav .langs { display: flex; gap: 8px; }
header nav .langs a { border: 1px solid var(--line); border-radius: 999px;
                      padding: 3px 10px; background: var(--surface); font-size: 12.5px; }
header nav .langs a[aria-current="true"] { color: var(--brand); border-color: var(--brand); }

.hero { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px;
        align-items: start; padding: 40px 0 24px; }
h1 { font-size: clamp(34px, 4.4vw, 54px); line-height: 1.16; margin: 0 0 18px;
     letter-spacing: -.4px; }
.lead { font-size: 17px; color: var(--muted); margin: 0 0 26px; max-width: 34em; }

ul.points { list-style: none; margin: 0 0 30px; padding: 0; }
ul.points li { display: flex; gap: 10px; margin-bottom: 16px; }
ul.points .tick { color: var(--brand); flex: 0 0 auto; font-weight: 700; }
ul.points b { display: block; font-size: 15px; }
ul.points span { font-size: 14.5px; color: var(--muted); }

.cta { display: inline-flex; align-items: center; gap: 10px;
       background: var(--brand); color: var(--surface); padding: 15px 26px;
       border-radius: 999px; font-weight: 600; font-size: 15px; }
.cta:hover { filter: brightness(1.06); }
.cta.secondary { background: var(--surface); color: var(--ink); border: 1px solid var(--line);
                 font-weight: 500; }
.cta.secondary:hover { border-color: var(--brand); color: var(--brand); filter: none; }
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.cta-note { margin: 12px 0 0; font-size: 13px; color: var(--muted); }

.waitlist { margin-top: 18px; padding-top: 18px; border-top: 1px dashed var(--line); }
.waitlist p { margin: 0 0 10px; font-size: 13px; color: var(--muted); }
.waitlist form { display: flex; gap: 8px; flex-wrap: wrap; }
.waitlist input { flex: 1 1 210px; min-width: 0; padding: 10px 14px;
                  border: 1px solid var(--line); border-radius: 999px;
                  font: inherit; font-size: 14px; background: var(--surface); color: var(--ink); }
.waitlist input:focus { outline: none; border-color: var(--brand); }
.waitlist button { border: 1px solid var(--line); background: var(--surface); color: var(--ink);
                   border-radius: 999px; padding: 10px 16px; font: inherit;
                   font-size: 13.5px; cursor: pointer; }
.waitlist button:hover { border-color: var(--brand); color: var(--brand); }
.waitlist button:disabled { opacity: .6; cursor: default; }
.waitlist .status { margin: 8px 0 0; font-size: 12.5px; min-height: 1em; }
.waitlist .status.ok { color: var(--success); }
.waitlist .status.err { color: var(--danger); }

.cards { position: relative; overflow: hidden; }
.cards-track { display: grid; gap: 12px; }
.card { display: flex; gap: 12px; padding: 13px; border-radius: var(--radius);
        background: var(--surface); border: 1px solid var(--line); }
.card img { width: 52px; height: 52px; border-radius: 14px; object-fit: cover; flex: 0 0 auto;
            background: var(--brand-soft); }
.card .who { display: flex; align-items: baseline; gap: 7px; flex-wrap: wrap; }
.card .who b { font-size: 14.5px; }
.card .who i { font-style: normal; font-size: 11.5px; color: var(--muted); }
.card-meta { display: flex; gap: 8px; align-items: center; margin-top: 5px;
             font-size: 11.5px; color: var(--muted); flex-wrap: wrap; }
.card-meta .live { display: inline-flex; align-items: center; gap: 4px; }
.card-meta .live i { width: 5px; height: 5px; border-radius: 50%; background: var(--success);
                     display: inline-block; }
.card p { margin: 3px 0 0; font-size: 13.5px; color: var(--muted);
          display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
          overflow: hidden; }

.proof { padding: 46px 0 10px; }
.proof h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 8px; letter-spacing: -.3px; }
.proof .sub { color: var(--muted); margin: 0 0 22px; max-width: 44em; font-size: 15px; }
.proof-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 14px; }
.proof-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
              padding: 18px; min-height: 210px; min-width: 0; }
.proof-card h3 { font-size: 16px; margin: 0 0 10px; }
.bubble { font-size: 13.5px; line-height: 1.5; padding: 9px 12px; border-radius: 12px;
          margin: 8px 0; background: var(--brand-soft); max-width: 92%;
          overflow-wrap: anywhere; word-break: break-word; }
.bubble.me { margin-left: auto; background: var(--surface-2); }
.bubble .t { display: block; color: var(--muted); font-size: 11px; margin-bottom: 2px; }
.day-divider { display: flex; align-items: center; gap: 10px; margin: 14px 0;
               color: var(--muted); font-size: 11.5px; }
.day-divider::before, .day-divider::after { content: ""; flex: 1; height: 1px;
               background: var(--line); }
.proof-card .cta { font-size: 14px; padding: 11px 18px; margin-top: 16px; }
.chat-note { color: var(--muted); font-size: 12px; line-height: 1.7; margin: 12px 0 0; }
.proof-shots { margin-top: 14px; }
.shots { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.shot-phone { margin: 0; min-width: 0; }
.phone { border-radius: 26px; padding: 8px; background: var(--surface); border: 1px solid var(--line);
         box-shadow: var(--shadow); }
.phone-screen { display: flex; flex-direction: column; height: 268px; overflow: hidden;
                border-radius: 19px; padding: 10px 10px 12px;
                background: linear-gradient(180deg, var(--surface), var(--surface-2));
                border: 1px solid var(--border); }
.statusbar { display: flex; justify-content: space-between; font-size: 9px;
             color: var(--muted); margin-bottom: 8px; letter-spacing: .02em; }
.statusbar .bat { letter-spacing: .12em; }
.mini-head { display: flex; align-items: center; gap: 6px; font-size: 10.5px; font-weight: 600;
             padding-bottom: 8px; border-bottom: 1px solid var(--line); margin-bottom: 8px;
             min-width: 0; }
.avatar-dot { width: 18px; height: 18px; border-radius: 50%; background: var(--brand-soft);
              color: var(--brand); font-size: 9px; display: inline-flex; align-items: center;
              justify-content: center; font-weight: 700; flex: 0 0 auto; }
.mini-head i { font-style: normal; color: var(--muted); font-weight: 400; font-size: 9px;
               overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mini-head .online { margin-left: auto; color: var(--success); font-size: 9px; font-weight: 500;
                     display: inline-flex; align-items: center; gap: 3px; flex: 0 0 auto; }
.mini-head .online::before { content: ""; width: 4px; height: 4px; border-radius: 50%;
                             background: var(--success); }
.mini-bubble { font-size: 10px; line-height: 1.45; padding: 6px 8px; border-radius: 9px;
               background: var(--brand-soft); margin-bottom: 5px; max-width: 94%;
               overflow-wrap: anywhere; word-break: break-word; }
.mini-bubble.me { margin-left: auto; background: var(--surface-2); }
.mini-time { font-size: 8.5px; color: var(--muted); margin: 2px 0 5px; }
.mini-time.right { text-align: right; }
.mini-tag { display: inline-block; align-self: flex-start; font-size: 9px; color: var(--brand);
            background: var(--brand-soft); border-radius: 999px; padding: 2px 8px; margin-bottom: 4px;
            max-width: 100%; overflow-wrap: anywhere; }
.mini-role { font-size: 9px; color: var(--muted); margin-bottom: 6px; }
.mini-section { font-size: 9.5px; color: var(--muted); margin: 8px 0 5px; letter-spacing: .04em; }
.mini-sched { font-size: 9.5px; line-height: 1.65; margin: 0; white-space: pre-line;
              overflow-wrap: anywhere; }
.timeline { display: flex; flex-direction: column; gap: 8px; }
.tl-item { display: flex; gap: 6px; align-items: flex-start; font-size: 10px; line-height: 1.45; }
.tl-item::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--brand);
                   margin-top: 4px; flex: 0 0 auto; }
.tl-when { color: var(--muted); font-size: 8.5px; flex: 0 0 52px; }
.tl-text { min-width: 0; overflow-wrap: anywhere; }
.shot-phone figcaption { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap;
                         font-size: 11.5px; color: var(--muted); margin-top: 8px; }
.shot-phone .mock { font-size: 9px; letter-spacing: .06em; text-transform: uppercase;
                    border: 1px solid var(--line); border-radius: 999px; padding: 1px 6px;
                    color: var(--muted); background: var(--surface); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding-top: 16px; }
  .proof-grid { grid-template-columns: 1fr; }
  header nav { gap: 12px; }
  header nav .langs { display: none; }
}

@media (max-width: 700px) {
  .shots { grid-template-columns: 1fr; gap: 16px; }
  .phone-screen { height: auto; min-height: 236px; }
}