:root{--color-bg:#fdf8ec;--color-surface:#fffdf6;--color-primary:#b8860b;--color-primary-light:#d8b54a;--color-primary-dark:#966611;--color-heading:#6b4f1c;--color-text:#5c4a2c;--color-text-muted:#8a7350;--color-border:#e6d3a0;--color-danger:#a13b2c;--color-bedtime:#4a3f7a;--color-anytime:#a45a3d;font-family:Noto Sans TC,PingFang TC,Microsoft JhengHei,system-ui,sans-serif}h1,h2,h3{font-family:"Noto Serif TC",Songti TC,SimSun,serif;color:var(--color-heading)}*{box-sizing:border-box}body,html{margin:0;padding:0;background-color:var(--color-bg);background-image:url(/bg-paper.jpg);background-size:cover;background-position:top;background-attachment:fixed;background-repeat:no-repeat;color:var(--color-text)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.app-main{flex:1 1;width:100%;max-width:640px;margin:0 auto;padding:24px 20px 40px}a{color:var(--color-primary)}button{font-family:inherit;cursor:pointer}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:18px;padding:20px;margin-bottom:16px;box-shadow:0 4px 16px rgba(168,130,47,.08)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:12px;padding:12px 20px;font-size:15px;font-weight:600;transition:opacity .15s ease}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));color:#fffaf0}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark))}.btn-secondary{background:var(--color-surface);border:1px solid var(--color-primary);color:var(--color-primary-dark)}.btn-block{width:100%}.field{margin-bottom:14px}.field label{display:block;font-size:13px;color:var(--color-text-muted);margin-bottom:6px}.feedback-textarea,.field input{width:100%;padding:12px 14px;border:1px solid var(--color-border);border-radius:10px;font-size:15px}.feedback-textarea{font-family:inherit;resize:vertical}.error-text{color:var(--color-danger)}.error-text,.success-text{font-size:13px;margin:8px 0 0}.success-text{color:#2e7d4f}.mode-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px;margin-bottom:20px}.mode-card{border-radius:16px;padding:18px 14px;text-align:center;border:2px solid transparent;background:var(--color-surface);box-shadow:0 1px 3px rgba(0,0,0,.06)}.mode-card.selected{border-color:var(--color-primary)}.mode-card .emoji{font-size:28px;display:block;margin-bottom:8px}.mode-card.bedtime .emoji{color:var(--color-bedtime)}.mode-card.anytime .emoji{color:var(--color-anytime)}.mode-card h3{margin:0 0 4px;font-size:15px}.mode-card p{margin:0;font-size:12px;color:var(--color-text-muted)}.recorder-box{text-align:center;padding:28px 16px}.record-button{width:96px;height:96px;border-radius:50%;border:none;background:var(--color-primary);color:white;font-size:32px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 4px 14px rgba(184,134,11,.35)}.record-button.recording{background:var(--color-danger);animation:pulse 1.4s infinite}@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(161,59,44,.5)}70%{box-shadow:0 0 0 16px rgba(161,59,44,0)}to{box-shadow:0 0 0 0 rgba(161,59,44,0)}}.recorder-status{font-size:14px;color:var(--color-text-muted);min-height:20px}.live-transcript{margin-top:16px;text-align:left;background:#f7f0de;border-radius:12px;padding:14px;font-size:14px;min-height:48px;white-space:pre-wrap}.entry-list{display:flex;flex-direction:column;gap:14px}.entry-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:14px;padding:16px}.entry-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.entry-time{font-size:12px;color:var(--color-text-muted)}.mode-tag{font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px}.mode-tag.bedtime{background:#e8e4f5;color:var(--color-bedtime)}.mode-tag.anytime{background:#f5e3d3;color:var(--color-anytime)}.entry-transcript{font-size:15px;line-height:1.6;margin:0 0 10px}.entry-mood{font-size:20px;margin-bottom:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.deep-analysis-badge{background:#e3f3e9;color:#2e7d4f}.entry-reflection{font-size:13px;color:var(--color-text-muted);margin:0;font-style:italic}.top-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.top-nav .brand{font-weight:700;font-size:18px;text-decoration:none;color:var(--color-primary)}.top-nav nav{font-size:14px;align-items:center}.top-nav nav,.top-nav-links{display:flex;gap:14px}.bottom-tab-bar{display:none}@media (max-width:640px){.top-nav-links{display:none}.bottom-tab-bar{display:flex;justify-content:space-evenly;align-items:stretch;position:fixed;left:0;right:0;bottom:0;z-index:100;background:var(--color-surface);border-top:1px solid var(--color-border);padding-bottom:max(20px,env(safe-area-inset-bottom))}.bottom-tab-bar-item{flex:1 1;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:8px 2px;text-decoration:none;color:var(--color-text-muted);white-space:nowrap}.bottom-tab-bar-item.active{color:var(--color-primary)}.bottom-tab-bar-icon{font-size:16px;line-height:1}.bottom-tab-bar-label{font-size:10px;line-height:1;white-space:nowrap}@media (max-width:380px){.bottom-tab-bar-item{padding:6px 1px}.bottom-tab-bar-icon{font-size:15px}.bottom-tab-bar-label{font-size:9px}}.app-shell{padding-bottom:calc(56px + max(20px, 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var(--color-border);border-radius:16px;padding:20px 0;transition:border-color .15s ease,transform .15s ease}.treasure-chest-button:hover:not(:disabled){border-color:var(--color-primary);transform:translateY(-2px)}.treasure-chest-button:disabled{opacity:.5;cursor:not-allowed}.deep-analysis-card{margin-top:12px;background:#f7f0de;border-radius:12px;padding:14px}.guest-preview-badge{background:#fff3cd;border-color:#f4dd9a;font-size:14px}.guest-preview-tag{background:#ffe7a3;color:#7a5b00;margin-right:8px}.guest-login-prompt-card{text-align:center}.ledger-list{display:flex;flex-direction:column;gap:10px}.ledger-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid 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rgba(184,134,11,0);transform:scale(.9)}}.ai-loading-text{font-size:14px;color:var(--color-text-muted);min-height:20px;text-align:center;margin:0}.landing-kicker{margin:0 0 14px;font-size:13px;font-weight:700;letter-spacing:.12em;text-align:center;color:var(--color-primary-dark)}.landing-hero-image{display:block;width:100%;height:auto;border-radius:18px;margin-bottom:20px;box-shadow:0 10px 30px rgba(168,130,47,.25)}