:root{color-scheme:light;--ink:#102826;--deep:#0a201f;--paper:#f4f5ef;--line:#d8dfd8;--muted:#61716b;--gold:#efcc59;--white:#fff;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans CJK SC",sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-size:16px}button,input{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,.file-action:focus-within{outline:3px solid var(--gold);outline-offset:3px}[hidden]{display:none!important}
.app-header{height:72px;padding:12px max(20px,env(safe-area-inset-right)) 12px max(20px,env(safe-area-inset-left));display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:var(--white)}.header-title{display:flex;gap:11px;align-items:center}.header-mark{display:grid;place-items:center;width:37px;height:37px;border:1px solid #a8c3b8;border-radius:10px;color:var(--gold);font-size:26px;line-height:1}.header-title small{display:block;color:#a6beb5;font-size:9px;letter-spacing:.24em;font-weight:700}.header-title h1{font-size:19px;letter-spacing:.06em;margin:1px 0 0;font-weight:650}.local-badge{border:1px solid #52736b;border-radius:99px;padding:6px 9px;color:#d4e8df;font-size:11px;white-space:nowrap}
main{max-width:560px;margin:0 auto;padding:0 0 calc(88px + env(safe-area-inset-bottom))}.screen{padding:22px 18px 34px}.section-intro{margin:0 2px 18px}.eyebrow{margin:0 0 5px;text-transform:uppercase;letter-spacing:.24em;font-size:10px;font-weight:800;color:#4b766b}.section-intro h2{margin:0;font-size:25px;line-height:1.23;letter-spacing:-.03em;font-weight:750}.intro-note{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.5}
.camera-stage{position:relative;overflow:hidden;width:100%;aspect-ratio:3/4;background:#213c36;border-radius:10px;box-shadow:0 12px 32px #10282618}.camera-stage video,.camera-stage img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.camera-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#e4ebe5;background:radial-gradient(circle at 50% 42%,#34594e 0%,#102826 75%)}.camera-placeholder strong{font-size:18px}.camera-placeholder span:last-child{font-size:12px;color:#bed1c7}.camera-glyph{border:1px solid #709183;border-radius:50%;width:72px;height:72px;display:grid;place-items:center;font-size:52px;line-height:1;color:var(--gold);margin-bottom:8px}.live-label{position:absolute;top:13px;left:13px;background:#0a201fb8;color:#eaf1e8;border:1px solid #ffffff44;padding:5px 8px;border-radius:4px;font-size:10px;letter-spacing:.08em}.watermark-preview{position:absolute;left:0;right:0;bottom:0;padding:55px 16px 14px;color:#fff;background:linear-gradient(transparent,#071a18b9);text-shadow:0 1px 5px #0009}.watermark-line{display:flex;align-items:center;gap:10px}.watermark-line strong{font-size:clamp(34px,10vw,48px);line-height:1;font-weight:700;letter-spacing:-.05em;font-variant-numeric:tabular-nums}.watermark-line i{width:3px;height:38px;background:var(--gold)}.watermark-line span{display:flex;flex-direction:column;gap:3px}.watermark-line b{font-size:14px}.watermark-line em{font-style:normal;font-size:12px}.watermark-preview p{font-size:14px;margin:12px 0 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.camera-actions{display:flex;align-items:center;justify-content:center;gap:9px;flex-wrap:wrap;min-height:88px;padding:12px 0}.action-subtle{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:99px;padding:10px 12px;font-size:12px;font-weight:650;white-space:nowrap}.shutter{width:68px;height:68px;border:3px solid var(--ink);background:transparent;border-radius:50%;padding:6px;flex:none}.shutter span{display:block;width:100%;height:100%;border-radius:50%;background:var(--ink)}.file-action{display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.checkin-form{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px;box-shadow:0 5px 18px #1028260d}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-row label{display:flex;flex-direction:column;gap:7px;font-size:12px;font-weight:700;color:#486158}.form-row label span{font-weight:400;color:#84958e}.form-row input{width:100%;border:1px solid #cfdad2;background:#fafbf8;color:var(--ink);border-radius:7px;padding:12px 11px;outline:none;font-size:15px;min-width:0}.form-row input:focus{border-color:#2f7564;box-shadow:0 0 0 3px #2f75641b}.previous-hint{margin:12px 0 16px;padding:9px 11px;background:#eff5ef;color:#3c6355;border-left:3px solid #7aa98d;font-size:12px;line-height:1.5}.secondary-row{margin-bottom:18px}.primary-button,.outline-button{border-radius:8px;padding:13px 14px;font-size:14px;font-weight:750}.primary-button{background:var(--ink);border:1px solid var(--ink);color:white;width:100%}.primary-button:disabled{opacity:.48;cursor:not-allowed}.outline-button{border:1px solid #aebfb4;background:white;color:var(--ink)}.privacy-note{margin:15px 3px 0;color:#65776f;font-size:12px;line-height:1.65}
.result-image{display:block;width:100%;height:auto;border:1px solid #d7dfd8;background:#d9e1da}.result-actions{display:grid;gap:9px;margin-top:14px}.text-button{display:block;margin:17px auto 0;padding:10px;border:0;background:none;color:#2a6958;font-size:14px;font-weight:700}.backup-panel{border:1px solid #9cb8a9;background:#e7efe8;border-radius:10px;padding:17px;margin:0 0 20px}.backup-panel strong{font-size:16px}.backup-panel p{font-size:12px;color:#526e60;margin:5px 0 13px;line-height:1.55}.backup-actions{display:flex;gap:8px}.backup-actions>*{flex:1;font-size:12px;padding:10px 6px}.history-list{display:grid;gap:10px}.history-card{display:grid;grid-template-columns:72px 1fr;gap:12px;padding:11px;background:#fff;border:1px solid var(--line);border-radius:9px}.history-card img{width:72px;height:94px;object-fit:cover;border-radius:4px}.history-card h3{margin:2px 0 4px;font-size:15px}.history-card p{margin:0 0 9px;font-size:12px;color:var(--muted)}.history-card strong{font-size:14px}.history-card-actions{display:flex;gap:9px;margin-top:9px}.history-card-actions button{border:0;background:none;color:#286b57;padding:0;font-size:12px;font-weight:700}.empty-state{padding:26px;text-align:center;color:var(--muted);border:1px dashed #afc0b6;border-radius:10px;font-size:13px;line-height:1.6}.status-message{position:fixed;z-index:20;bottom:calc(76px + env(safe-area-inset-bottom));left:18px;right:18px;max-width:520px;margin:auto;padding:12px 15px;background:#234538;color:#fff;border-radius:8px;box-shadow:0 8px 24px #0003;font-size:13px;line-height:1.4}.status-message.error{background:#8c342d}
.bottom-nav{position:fixed;z-index:10;bottom:0;left:0;right:0;display:flex;justify-content:center;gap:6px;padding:8px 18px calc(8px + env(safe-area-inset-bottom));background:#ffffffeb;backdrop-filter:blur(15px);border-top:1px solid #dce5dd}.bottom-nav button{min-width:140px;border:0;background:transparent;color:#668175;padding:10px 16px;border-radius:8px;font-size:13px;font-weight:750}.bottom-nav button.active{background:#e3eee6;color:var(--ink)}
@media(max-width:360px){.screen{padding-left:12px;padding-right:12px}.form-row{gap:8px}.form-row input{padding:10px 8px}.camera-actions{gap:6px}.action-subtle{font-size:11px;padding:9px}}
@media(min-width:700px){.app-header{justify-content:center;gap:240px}.camera-stage{max-width:420px;margin:auto}.camera-actions,.checkin-form,.privacy-note{max-width:420px;margin-left:auto;margin-right:auto}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}