@import "https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700&family=Montserrat:wght@600;700&display=swap";:root{--color-text:#4a4048;--color-text-soft:#6b6268;--color-text-faint:#847a80;--color-accent:#c8899e;--color-accent-strong:#b87a90;--color-accent-icon:#c08ba0;--color-accent-active:#c4879e;--color-accent-inactive:#847a80;--color-send:#e8c4d4;--color-bubble-me:#fce4ec80;--color-bubble-them:#ffffff80;--color-bubble-text:#75707a;--glass-weak:#ffffff4d;--glass-soft:#fff6;--glass-mid:#ffffff80;--glass-strong:#ffffff8c;--glass-solid:#ffffffbf;--glass-border:#ffffff4d;--shadow-soft:0 1px 3px #3a32360d;--shadow-card:0 4px 16px #3a32360f;--shadow-float:0 6px 16px #c8899e73}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:#d9cdd2 transparent}::-webkit-scrollbar{width:2.5px;height:2.5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#d9cdd2;border-radius:3px}::-webkit-scrollbar-button{width:0;height:0;display:none}html,body,#root{height:100%;margin:0}body{color:var(--color-text);-webkit-font-smoothing:antialiased;font-family:Noto Sans SC,-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,sans-serif;font-weight:400}input,button,textarea,select{font-family:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}.num{font-family:Montserrat,sans-serif;font-weight:600}@keyframes sheetUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes sealStamp{0%{transform:scale(1)rotate(0)}35%{transform:scale(.8)rotate(-8deg)}60%{transform:scale(1.1)rotate(4deg)}to{transform:scale(1)rotate(0)}}.app-outer{background:radial-gradient(circle at 30% 15%,#fbf5f7 0%,#f6e9ee 45%,#f0dee6 100%);justify-content:center;align-items:center;width:100%;min-height:100dvh;padding:0;display:flex}@media (width>=560px){.app-outer{padding:40px 20px}}.phone{background:linear-gradient(#f8f8f8 0%,#f2f1f1 45%,#e9e7e8 100%);flex-direction:column;width:100%;max-width:440px;height:100dvh;display:flex;position:relative;overflow:hidden}@media (width>=560px){.phone{border-radius:44px;height:min(874px,92dvh);box-shadow:0 30px 70px #3a323640}}.phone__bg{z-index:0;background-position:50%;background-size:cover;position:absolute;inset:0}.phone__noise{z-index:0;opacity:.05;mix-blend-mode:multiply;pointer-events:none;background-image:url(/noise.svg);background-size:140px 140px;position:absolute;inset:0}.phone__safe-top{height:max(env(safe-area-inset-top), 6px);-webkit-backdrop-filter:blur(20px);z-index:2;background:#ffffff4d;flex-shrink:0;position:relative}.phone__header{-webkit-backdrop-filter:blur(20px);z-index:2;border-bottom:1px solid var(--glass-border);background:#ffffff4d;flex-shrink:0;padding:8px 20px 10px;position:relative}.phone__header-row{justify-content:space-between;align-items:center;display:flex}.icon-btn{background:var(--glass-mid);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;display:flex;box-shadow:0 1px 4px #3a323614}.header-titles{text-align:center;flex:1}.header-titles__sub{color:var(--color-text-soft);letter-spacing:.2px;font-size:12px;font-weight:500}.header-titles__main{color:var(--color-text);margin-top:1px;font-size:16px;font-weight:500}.nickname-row{flex:1;justify-content:center;align-items:center;gap:6px;display:flex}.nickname-text{color:var(--color-text);font-size:18px;font-weight:500}.nickname-icon-btn{background:#fff9;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;padding:0;display:flex}.nickname-icon-btn--confirm{background:#f6e2e8}.nickname-input{color:var(--color-text);text-align:center;background:0 0;border:none;border-bottom:1.5px solid #c8899e;outline:none;width:110px;padding:0 0 2px;font-size:17px;font-weight:700}.phone__content{z-index:1;flex-direction:column;flex:1;min-height:0;display:flex;position:relative}.mode-pill{z-index:10;background:var(--glass-soft);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:999px;gap:3px;padding:3px;display:flex;position:absolute;top:8px;left:50%;transform:translate(-50%);box-shadow:0 4px 14px #3a32361f}.mode-pill__btn{white-space:nowrap;border:none;border-radius:999px;padding:6px 13px;font-size:10.5px;font-weight:600}.chat{flex-direction:column;flex:1;min-height:0;display:flex}.chat__list{flex-direction:column;flex:1;gap:11px;padding:52px 16px 10px;display:flex;overflow-y:auto}.chat__row{display:flex}.chat__bubble-wrap{flex-direction:column;max-width:74%;display:flex}.chat__bubble{box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);color:var(--color-bubble-text);padding:10px 14px;font-size:15px;line-height:1.45}.chat__photo-bubble{-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);background:linear-gradient(135deg,#f6e2e880,#f1e0e880);border-radius:16px;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:150px;height:110px;display:flex;box-shadow:0 1px 3px #3a323614}.chat__photo-label{color:var(--color-accent-strong);font-size:12px;font-weight:600}.chat__time{color:var(--color-text-faint);margin-top:3px;padding:0 4px;font-size:11px}.chat__typing{background:var(--glass-mid);color:var(--color-text-soft);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px 16px 16px 4px;align-self:flex-start;padding:10px 14px;font-size:14px}.chat__footer{flex-shrink:0;padding:8px 14px 16px}.chat__stickers{gap:8px;margin-bottom:9px;display:flex}.sticker-btn{border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;display:flex;box-shadow:0 1px 3px #3a323614}.chat__input-row{align-items:center;gap:8px;display:flex}.chat__input{border:1px solid var(--glass-border);background:var(--glass-mid);-webkit-backdrop-filter:blur(12px);height:50px;color:var(--color-text);border-radius:25px;outline:none;flex:1;padding:0 18px;font-size:16px;box-shadow:inset 0 1px 2px #3a32360f}.chat__send{background:var(--color-send);border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex;box-shadow:0 3px 8px #e8c4d480}.diary-scroll{flex:1;padding:52px 20px 20px;overflow-y:auto}.glass-card{background:var(--glass-solid);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--shadow-card);border-radius:16px}.diary-picker-card{margin-bottom:14px;padding:16px 14px 14px}.diary-picker-title{text-align:center;color:var(--color-text-soft);letter-spacing:.3px;margin-bottom:14px;font-size:14px}.diary-picker-row{flex-wrap:wrap;justify-content:center;gap:14px;display:flex}.diary-picker-row+.diary-picker-row{margin-top:14px}.diary-icon-btn{border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(10px);background:#fff6;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;transition:box-shadow .2s;display:flex}.diary-icon-btn--add{background:var(--glass-mid)}.diary-tag-input-row{align-items:center;gap:8px;margin-top:12px;display:flex}.diary-tag-input{border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(8px);height:36px;color:var(--color-text);background:#fff9;border-radius:999px;outline:none;flex:1;padding:0 14px;font-size:13px}.diary-tag-confirm{border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(8px);background:#ffffffb3;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.diary-paper{-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--shadow-soft), 0 10px 22px #3a32360d;background-image:repeating-linear-gradient(#0000 0 29px,#3a32360f 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var(--glass-border);-webkit-backdrop-filter:blur(10px);background:#fff9;border-radius:999px;align-items:center;gap:5px;padding:9px 14px;display:flex;position:absolute;bottom:14px;right:14px;box-shadow:0 3px 10px #3a32361f}.diary-paper-save span{color:var(--color-accent-strong);font-size:12.5px;font-weight:600}.diary-attachment-note{color:var(--color-accent-icon);align-items:center;gap:6px;margin:-4px 0 16px;font-size:12px;display:flex}.diary-past-link{background:0 0;border:none;justify-content:center;align-items:center;gap:6px;width:100%;padding:14px 0 26px;display:flex}.diary-past-link span{color:var(--color-text-soft);font-size:13px;font-weight:500}.diary-search{background:var(--glass-soft);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:999px;align-items:center;gap:10px;margin-bottom:24px;padding:9px 16px;display:flex}.diary-search button{background:0 0;border:none;flex-shrink:0;align-items:center;padding:0;display:flex}.diary-search input{color:var(--color-text);background:0 0;border:none;outline:none;flex:1;font-size:13.5px}.diary-date-row{align-items:center;gap:8px;margin:-14px 0 22px;display:flex}.diary-date-input{border:1px solid var(--glass-border);background:var(--glass-mid);-webkit-backdrop-filter:blur(10px);height:38px;color:var(--color-text);border-radius:12px;outline:none;flex:1;padding:0 12px;font-size:13.5px}.diary-date-clear{border:1px solid var(--glass-border);background:var(--glass-mid);-webkit-backdrop-filter:blur(8px);color:var(--color-text-soft);border-radius:999px;flex-shrink:0;padding:9px 12px;font-size:12.5px}.diary-entry-card{background:var(--glass-strong);-webkit-backdrop-filter:blur(14px);border:1px solid var(--glass-border);cursor:pointer;border-radius:4px 14px 14px;margin-bottom:22px;padding:16px 17px;box-shadow:0 1px 2px #3a32360f,0 8px 16px 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0;font-size:14.5px;font-weight:600}.letter-scroll{flex:1;padding:52px 20px 20px;overflow-y:auto}.letter-mailbox-link{justify-content:flex-end;align-items:center;margin-bottom:12px;display:flex}.letter-mailbox-link button{background:0 0;border:none;align-items:center;gap:5px;padding:4px;display:flex}.letter-mailbox-link span{color:var(--color-text-soft);font-size:12.5px;font-weight:500}.letter-card{background:var(--glass-solid);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--shadow-card);border-radius:12px;padding:22px}.letter-dear-row{justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:18px;display:flex}.letter-dear-label-group{flex:1;align-items:baseline;gap:6px;min-width:0;display:flex}.letter-dear-static{color:#8a7a6e;flex-shrink:0;font-size:19px;font-weight:500}.letter-dear-input{color:#8a7a6e;background:0 0;border:none;outline:none;flex:1;min-width:0;padding:0;font-size:19px;font-weight:500}.letter-heart-wrap{flex-shrink:0;position:relative}.letter-heart-btn{-webkit-backdrop-filter:blur(10px);width:24px;height:24px;clip-path:path("M12 21.35l-1.45-1.32C5.4 15.36 2 12.28 2 8.5 2 5.42 4.42 3 7.5 3c1.74 0 3.41.81 4.5 2.09C13.09 3.81 14.76 3 16.5 3 19.58 3 22 5.42 22 8.5c0 3.78-3.4 6.86-8.55 11.54L12 21.35z");filter:drop-shadow(0 2px 4px #3a323626);background:#ffd6e073;border:1px solid #ffffff80;padding:0}.letter-recipient-menu{z-index:20;-webkit-backdrop-filter:blur(16px);background:#ffffffd9;border:1px solid #fff6;border-radius:14px;flex-direction:column;gap:2px;min-width:92px;padding:6px;display:flex;position:absolute;top:30px;right:0;box-shadow:0 8px 20px #3a323626}.letter-recipient-menu-label{color:var(--color-text-faint);padding:4px 8px 2px;font-size:10.5px}.letter-recipient-option{text-align:left;border:none;border-radius:9px;padding:8px 10px;font-size:13.5px;font-weight:600}.letter-textarea{width:100%;height:200px;color:var(--color-text);resize:none;background-color:#0000;background-image:repeating-linear-gradient(#0000 0 27px,#c8b4be26 28px);border:none;outline:none;padding:0;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;font-size:15px;line-height:28px}.letter-signature-row{justify-content:flex-end;align-items:baseline;gap:6px;margin-top:10px;display:flex}.letter-signature-input{color:#8a7a6e;text-align:right;background:0 0;border:none;outline:none;width:100px;padding:0;font-size:16px;font-weight:500}.letter-send-row{justify-content:center;margin-top:16px;display:flex}.letter-send-btn{background:var(--color-send);color:#fff;border:none;border-radius:999px;padding:12px 36px;font-size:14.5px;font-weight:600;box-shadow:0 3px 10px #e8c4d480}.mailbox__head{align-items:center;gap:8px;margin-bottom:14px;display:flex}.mailbox__head-title{color:var(--color-text);font-size:16px;font-weight:500}.mailbox__tabs{background:var(--glass-mid);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:16px;gap:4px;margin-bottom:14px;padding:4px;display:flex}.mailbox__tab{border:none;border-radius:13px;flex:1;padding:9px 0;font-size:13.5px;font-weight:600}.mailbox__letter{background:var(--glass-strong);-webkit-backdrop-filter:blur(14px);border:1px solid var(--glass-border);cursor:pointer;border-radius:16px;margin-bottom:12px;padding:14px 16px}.mailbox__letter-row{align-items:center;gap:12px;display:flex}.mailbox__letter-info{flex:1;min-width:0}.mailbox__letter-label{color:var(--color-text);font-size:14.5px;font-weight:600}.mailbox__letter-meta{color:var(--color-text-soft);white-space:nowrap;text-overflow:ellipsis;margin-top:2px;font-size:12px;overflow:hidden}.mailbox__letter-expand{transition:max-height .3s;overflow:hidden}.mailbox__letter-hint{color:var(--color-text-soft);border-top:1px solid #fff6;margin-top:12px;padding-top:12px;font-size:13px}.mailbox__letter-full{border-top:1px solid #fff6;margin-top:12px;padding-top:12px;position:relative}.mailbox__letter-heart{-webkit-backdrop-filter:blur(8px);width:20px;height:20px;clip-path:path("M10 17.79l-1.21-1.1C4.5 12.8 1.67 10.23 1.67 7.08 1.67 4.52 3.68 2.5 6.25 2.5c1.45 0 2.84.68 3.75 1.74.91-1.06 2.3-1.74 3.75-1.74 2.57 0 4.58 2.02 4.58 4.58 0 3.15-2.83 5.72-7.12 9.62L10 17.79z");pointer-events:none;filter:drop-shadow(0 1px 3px 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0;border:none;flex-direction:column;flex:1;align-items:center;gap:3px;padding:6px 0;display:flex}.bottom-nav__label{font-size:10.5px}.sheet-overlay{z-index:60;background:#3a323659;align-items:flex-end;display:flex;position:absolute;inset:0}.sheet-panel{-webkit-backdrop-filter:blur(24px);width:100%;padding:20px 20px max(env(safe-area-inset-bottom), 20px);background:#ffffffeb;border-top-left-radius:24px;border-top-right-radius:24px;max-height:84%;animation:.3s sheetUp;overflow-y:auto}.sheet-panel__head{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.sheet-panel__title{color:var(--color-text);font-size:16px;font-weight:500}.sheet-panel__close{background:#3a32360f;border:none;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.ai-provider-toggle{background:#3a32360d;border-radius:999px;gap:3px;margin-bottom:16px;padding:3px;display:flex}.ai-provider-toggle__btn{border:none;border-radius:999px;flex:1;padding:9px 3px;font-size:10.5px;font-weight:600;line-height:1.3}.ai-settings-section{margin-bottom:16px}.ai-settings-label{color:var(--color-text-faint);margin-bottom:8px;font-size:12.5px}.ai-key-row{gap:8px;display:flex}.ai-key-input{height:44px;color:var(--color-text);background:#3a323608;border:1px solid #3a32361a;border-radius:12px;outline:none;flex:1;padding:0 14px;font-size:14px}.ai-key-save-btn{background:var(--color-accent);color:#fff;border:none;border-radius:12px;flex-shrink:0;padding:0 18px;font-size:13.5px;font-weight:600}.ai-key-status{color:var(--color-text-soft);margin-top:8px;font-size:12.5px}.ai-cli-hint{color:var(--color-text-soft);background:#3a323608;border-radius:12px;padding:12px 14px;font-size:12.5px;line-height:1.6}.ai-cli-hint code{background:#3a323614;border-radius:6px;padding:1px 6px;font-size:12px}.ai-availability-dot{align-items:center;gap:6px;margin-top:8px;font-size:12.5px;display:inline-flex}.ai-availability-dot__circle{border-radius:50%;width:8px;height:8px}.ai-test-btn{width:100%;color:var(--color-text);background:#3a323608;border:1px solid #3a32361a;border-radius:999px;padding:12px 0;font-size:14px;font-weight:600}.ai-test-result{text-align:center;margin-top:10px;font-size:12.5px;line-height:1.5}.placeholder-tab{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;padding:40px 32px;display:flex}.placeholder-tab__icon{background:var(--glass-solid);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);width:64px;height:64px;box-shadow:var(--shadow-card);border-radius:50%;justify-content:center;align-items:center;display:flex}.placeholder-tab__title{color:var(--color-text);font-size:16px;font-weight:500}.placeholder-tab__desc{color:var(--color-text-soft);font-size:13px;line-height:1.6}