/* Reference: user screenshots. Charcoal surfaces, green controls, large calculator, colored category rows. */
:root{color-scheme:dark;--bg:#171717;--panel:#252525;--line:#434343;--text:#f3f3f3;--muted:#aaa;--green:#46c34b;--red:#fa7f79;font-family:-apple-system,BlinkMacSystemFont,'Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;font-size:16px;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,input,textarea,select{font:inherit}button{border:0;cursor:pointer;color:inherit;background:none;-webkit-tap-highlight-color:transparent}button:disabled{opacity:.5;cursor:wait}button,a,input,textarea,select{touch-action:manipulation}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--green);outline-offset:4px}button:hover{filter:brightness(1.12)}a{color:var(--green);text-decoration:none}.icon{width:24px;height:24px;flex-shrink:0;vertical-align:middle}.muted{color:var(--muted)}.green{color:var(--green)}.app-shell{max-width:1080px;margin:auto;min-height:100dvh;background:var(--panel);position:relative;padding-bottom:110px}.demo-banner{background:#203822;color:#d6eed7;padding:10px 24px;display:flex;gap:16px;justify-content:center;font-size:12px}.demo-banner a{display:flex;align-items:center;gap:3px;color:#a7e5a9}.demo-banner .icon{width:14px;height:14px}header{height:86px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;padding:0 32px;position:relative}h1{font-size:23px;margin:0;font-weight:650}h2{font-size:18px;font-weight:650;margin:0}.brand{position:absolute;left:32px;display:flex;align-items:center;gap:10px;font-size:13px;color:#ccc}.brand .icon{color:var(--green)}.settings{position:absolute;right:22px}.icon-button{display:inline-grid;place-items:center;width:44px;height:44px;padding:8px;border-radius:8px}.back-button{position:absolute;left:24px;display:flex;align-items:center;gap:6px;background:var(--panel);height:50px;z-index:1}header:has(.back-button) .brand{display:none}main{padding:0 32px 24px}nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:min(100%,1080px);height:88px;padding-bottom:env(safe-area-inset-bottom);display:flex;justify-content:space-around;background:#252525f5;backdrop-filter:blur(12px);border-top:1px solid var(--line);z-index:5}nav button{display:flex;align-items:center;justify-content:center;gap:9px;flex:1;color:#c9c9c9}nav .icon{width:28px;height:28px}nav button[aria-current]{color:var(--green)}.month-picker{height:85px;display:flex;align-items:center;justify-content:space-between;max-width:430px;margin:0 auto 10px}.month-picker strong{font-size:20px;letter-spacing:.04em}.month-picker button{color:var(--green)}.home-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:38px}.budget-card{background:#1a1a1a;border:1px solid #353535;border-radius:14px;padding:28px;height:fit-content}.card-label{display:flex;align-items:center;justify-content:space-between;color:#ddd}.text-button{color:var(--green);font-size:14px;padding:8px 0;display:inline-flex;align-items:center;gap:4px}.text-button .icon{width:17px;height:17px}.budget-value{font-size:28px;font-weight:650;font-variant-numeric:tabular-nums;margin:12px 0 30px}.spent-line{display:flex;align-items:center;justify-content:space-between;padding-bottom:23px;border-bottom:1px solid var(--line);font-size:15px}.spent-line strong{font-size:23px;font-variant-numeric:tabular-nums}.remaining{display:flex;flex-direction:column;gap:10px;margin:25px 0 22px}.remaining>span{color:#ddd;font-size:15px}.remaining>strong{font-size:43px;letter-spacing:-.02em;font-variant-numeric:tabular-nums;font-weight:650;line-height:1.2}.remaining.over>strong{color:var(--red)}.remaining small{font-size:16px;margin-left:8px}.progress{height:9px;border-radius:5px;overflow:hidden;background:#4b4b4b}.progress i{height:100%;display:block;background:var(--green);border-radius:5px}.progress i.over{background:var(--red)}.progress-label{display:flex;justify-content:space-between;gap:10px;color:#b7b7b7;font-size:12px;margin-top:12px}.primary{background:var(--green);color:#fff;border-radius:8px;min-height:52px;padding:12px 20px;display:flex;align-items:center;justify-content:center;gap:8px;font-weight:600;width:100%;font-size:17px}.record-cta{margin-top:31px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 16px}.mini-analysis{display:flex;align-items:center;gap:28px;padding:5px 0 30px}.donut{width:280px;height:280px;border-radius:50%;display:grid;place-items:center;flex-shrink:0}.donut>div{height:51%;width:51%;border-radius:50%;background:var(--panel);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}.donut strong{font-size:22px;white-space:nowrap;font-variant-numeric:tabular-nums}.donut span{font-size:15px;font-weight:600}.donut.small{width:136px;height:136px}.donut.small strong{font-size:12px}.donut.small span{font-size:10px}.donut.small>div{width:60%;height:60%;gap:5px}.legend{flex:1;min-width:0}.legend>div{margin:13px 0;display:flex;flex-direction:column;gap:5px;font-size:13px}.legend span{color:#ccc;display:flex;align-items:center;gap:7px}.legend i{width:7px;height:7px;border-radius:50%;display:inline-block}.legend strong{font-size:16px;padding-left:14px}.entry-list{width:100%}.entry-row{display:flex;align-items:center;gap:15px;min-height:80px;width:100%;padding:13px 0;text-align:left;border-bottom:1px solid var(--line)}.category-icon .icon{width:28px;height:28px}.entry-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}.entry-text strong{font-size:16px;font-weight:500}.entry-text small{font-size:12px;color:#aaa;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.entry-amount{font-size:18px;font-variant-numeric:tabular-nums;white-space:nowrap}.entry-row>.icon{width:16px}.save-status{display:flex;justify-content:center;align-items:center;gap:5px;font-size:11px;color:#999;margin:30px 0 0}.save-status .icon{width:14px;height:14px}.empty{text-align:center;padding:40px 15px;color:#aaa;font-size:14px}.empty>.icon{width:35px;height:35px;color:#666}.empty .text-button{margin:auto}.view-record{padding:0;max-width:600px;margin:auto}.record-top{display:flex;align-items:center;justify-content:space-between;padding:27px 30px 0}.record-top>.muted{font-size:13px}.expense-pill{padding:8px 26px;border-radius:30px;background:var(--green);font-size:17px}.amount-display{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:38px 24px;min-height:160px}.amount-display>span{font-size:24px;font-weight:600;display:flex;flex-direction:column;align-items:center}.amount-display small{font-size:13px}.amount-display output,.amount-display>strong{font-size:54px;font-weight:400;text-align:right;line-height:1.2;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;min-width:0}.amount-display output{max-width:85%;font-size:clamp(28px,7vw,54px)}.keypad{display:grid;grid-template-columns:repeat(4,1fr);background:#f0f0f0;color:#252525;padding:8px 10px 16px;gap:4px}.keypad>button{min-height:76px;font-size:38px;border-radius:8px;font-weight:400}.keypad>button:hover{background:#e2e2e2;filter:none}.keypad>button:active{background:#d2d2d2}.keypad .operator,.keypad .erase-key{color:#43b349}.keypad .choose-key{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;font-size:11px;color:#43b349}.choose-key .icon{width:24px;height:24px}.keypad .next-key{grid-column:span 2;background:#3db443;color:white;border-radius:40px;align-self:center;min-height:57px;font-size:25px;margin:8px 0}.keypad .next-key:hover{background:#349f39}.category-heading{padding:28px 22px 14px;display:flex;align-items:center;justify-content:space-between;font-size:14px;color:#bbb;border-bottom:1px solid var(--line)}.category-list{padding:0 22px}.category-row{display:flex;align-items:center;gap:20px;min-height:74px;border-bottom:1px solid var(--line);width:100%;text-align:left;font-size:21px}.category-row>span:nth-child(2){flex:1}.category-row .icon{width:27px;height:27px}.category-row>.icon{width:18px}.detail{padding:0 24px 20px}.detail .amount-display{padding-left:0;padding-right:0;min-height:160px}.detail-row{display:flex;align-items:center;gap:19px;width:100%;min-height:68px;font-size:19px;text-align:left}.detail-row>span:nth-child(2){flex:1}.detail-row>.icon:last-child{width:18px}.detail-row input{background:transparent;color:inherit;border:0;font-size:18px;width:100%;padding:12px 0;color-scheme:dark;min-width:0}.memo-label{display:block;margin:23px 0 10px;color:#ccc}.memo-label small{color:#aaa;font-size:11px;margin-left:7px}textarea{display:block;width:100%;min-height:118px;resize:vertical;background:#414141;color:white;border:1px solid #555;border-radius:5px;padding:16px;line-height:1.6}textarea::placeholder{color:#b9b9b9}.detail-hint{font-size:12px;color:#999;margin:13px 0 28px}.detail-save{border-radius:4px}.tabs{display:flex;border-bottom:1px solid #626262;margin:0 -32px}.tabs button{flex:1;min-height:68px;font-size:18px;font-weight:600;position:relative}.tabs .active{color:var(--green)}.tabs .active:after{content:'';position:absolute;bottom:0;left:6%;right:6%;height:3px;background:var(--green)}.history-tools{display:flex;gap:15px;justify-content:space-between;margin-bottom:20px}.search{display:flex;align-items:center;background:#323232;border:1px solid #444;border-radius:6px;padding:8px 12px;gap:10px;flex:1;max-width:420px}.search .icon{width:18px;color:#aaa}.search input{background:none;border:none;min-width:0;width:100%;font-size:14px;color:#eee;padding:3px 0}.history-tools select{background:#323232;border:1px solid #444;border-radius:6px;padding:8px;font-size:13px;max-width:45%;color:#eee}.list-summary{display:flex;justify-content:space-between;align-items:center;padding:10px 0 23px;border-bottom:1px solid var(--line)}.list-summary strong{font-size:25px;font-variant-numeric:tabular-nums}.date-heading{margin-top:24px;background:#303030;padding:11px 12px;font-size:13px;display:flex;justify-content:space-between;color:#bbb}.date-heading span{color:#ddd}.calendar{margin-top:20px}
.weekdays,.days{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}.weekdays span{text-align:center;padding:12px;font-size:14px}.weekdays span:nth-last-child(2){color:#80c8e5}.weekdays span:last-child{color:#ed8087}.days{gap:1px;background:#101010;border:1px solid #101010}.days button,.days .blank{background:#282828;min-height:100px;display:flex;align-items:center;flex-direction:column;gap:17px;padding:14px 3px}.days .blank{background:#1b1b1b}.days button span{font-size:16px;display:grid;place-items:center;min-width:27px;min-height:27px}.days button strong{font-size:14px;max-width:100%;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}.days .today span{border-radius:50%;background:var(--green);color:white}.days .selected{box-shadow:inset 0 0 0 2px var(--green);background:#2f3a30}.calendar-hint{text-align:center;color:#aaa;font-size:13px;margin:25px 0}.calendar+.section-heading{margin-top:26px}.analysis-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:45px;margin-top:25px}.chart-panel{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding-top:10px}.chart-panel>p{font-size:13px;color:#aaa;margin-top:25px}.analysis-row{width:100%;display:flex;align-items:center;gap:16px;padding:19px 0;border-bottom:1px solid var(--line);text-align:left}.analysis-row>div{flex:1;min-width:0}.analysis-line{display:flex;justify-content:space-between;gap:12px;font-size:16px}.analysis-line strong{font-size:18px;white-space:nowrap;font-variant-numeric:tabular-nums}.analysis-bar{height:4px;background:#484848;border-radius:3px;margin-top:12px;overflow:hidden}.analysis-bar i{height:100%;display:block}.analysis-row small{display:block;color:#aaa;font-size:11px;margin-top:6px}.analysis-row>.icon{width:16px}dialog{width:min(440px,calc(100% - 32px));background:#292929;color:var(--text);border:1px solid #555;border-radius:14px;padding:30px 24px 24px;box-shadow:0 20px 100px #0009;max-height:85dvh}dialog::backdrop{background:#000a;backdrop-filter:blur(3px)}dialog h2{margin-right:30px;margin-bottom:16px;font-size:21px}dialog p{font-size:13px;line-height:1.8}.dialog-close{position:absolute;top:15px;right:12px}dialog form>label{display:block;font-size:13px;margin:25px 0 10px}dialog input[type=number]{width:100%;padding:15px 12px;font-size:28px;border:1px solid #666;border-radius:7px;background:#393939;color:white;font-variant-numeric:tabular-nums}.fine{font-size:12px!important;margin:15px 0 25px}.settings-list{margin:20px 0}.settings-list>button{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;border-bottom:1px solid var(--line);padding:20px 0;font-size:14px}.settings-list .icon{width:18px;color:#aaa}.storage-note{background:#202020;border-radius:7px;padding:16px;margin-bottom:20px}.storage-note strong{font-size:13px}.storage-note p{margin-bottom:0;color:#aaa;font-size:12px}.text-link{font-size:13px}.category-options{margin:20px 0}.category-options label{display:flex;align-items:center;gap:15px;min-height:46px;font-size:15px}.category-options input{margin-left:auto;accent-color:var(--green);width:20px;height:20px}#toast{position:fixed;left:50%;bottom:105px;transform:translate(-50%,20px);z-index:30;background:#eef5ed;color:#203720;border:1px solid #94af91;border-radius:8px;padding:13px 18px;font-size:13px;opacity:0;pointer-events:none;width:max-content;max-width:calc(100% - 32px);transition:opacity .18s,transform .18s}#toast.show{opacity:1;transform:translate(-50%,0)}.loading{text-align:center;padding:70px 20px;color:#aaa}
@media all{:root{--bg:#252525}body{background:var(--panel)}.app-shell{padding-bottom:100px}header{height:66px;padding:0 18px}h1{font-size:20px}.brand{left:18px}.brand span{display:none}.brand .icon{width:25px;height:25px}.settings{right:10px}.back-button{left:8px;font-size:15px}main{padding:0 17px 24px}nav{height:calc(77px + env(safe-area-inset-bottom));padding-top:7px}nav button{flex-direction:column;gap:5px;padding:6px;font-size:11px}nav .icon{width:27px;height:27px}.month-picker{height:72px;margin-bottom:5px}.month-picker strong{font-size:18px}.home-grid{display:flex;flex-direction:column;gap:27px}.budget-card{padding:23px 22px;border-radius:10px;background:#1b1b1b}.budget-value{font-size:25px;margin:8px 0 22px}.spent-line{padding-bottom:20px}.spent-line strong{font-size:22px}.remaining{margin:20px 0}.remaining>strong{font-size:42px}.record-cta{margin-top:23px;min-height:49px}.section-heading{margin-bottom:10px}.section-heading h2{font-size:18px}.mini-analysis{gap:28px;padding:5px 13px 25px}.donut.small{width:130px;height:130px}.legend>div{margin:10px 0}.entry-row{min-height:73px;gap:13px}.entry-amount{font-size:18px}.view-record{padding:0}.record-top{padding:25px 22px 0}.amount-display{min-height:160px}.keypad{padding:9px 10px 13px}.keypad>button{min-height:clamp(67px,10.7dvh,92px);font-size:37px}.keypad .next-key{min-height:55px}.keypad .choose-key{font-size:10px}.keypad .erase-key{font-size:31px}.detail{padding:0 17px 20px}.detail .amount-display{min-height:155px}.detail .amount-display>strong{font-size:48px}.detail-row{font-size:18px;min-height:67px}.tabs{margin:0 -17px}.tabs button{min-height:59px;font-size:17px}.history-tools{gap:8px;margin-bottom:15px}.search{padding:8px;gap:6px}.search input{font-size:12px}.history-tools select{font-size:11px;padding:8px 4px;max-width:45%}.list-summary{padding:8px 0 19px;font-size:15px}.list-summary strong{font-size:24px}.weekdays span{padding:10px 0;font-size:12px}.calendar{margin-left:-16px;margin-right:-16px}.days button,.days .blank{min-height:87px;gap:12px;padding:10px 1px}.days button strong{font-size:10px;letter-spacing:-.03em}.days button span{font-size:14px}.analysis-grid{display:flex;flex-direction:column;gap:12px;margin-top:0}.chart-panel{padding-top:9px}.donut{width:256px;height:256px}.donut strong{font-size:22px}.chart-panel>p{margin:20px 0}.analysis-line{font-size:17px}.analysis-row{padding:19px 0}.analysis-line strong{font-size:19px}.analysis-row .category-icon .icon{width:27px;height:27px}.demo-banner{font-size:10px;padding:9px 8px;gap:9px}.save-status{font-size:10px}#toast{bottom:calc(91px + env(safe-area-inset-bottom))}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media all{.amount-display output{font-size:clamp(30px,12vw,54px)}.keypad{height:max(330px,calc(100dvh - 371px - env(safe-area-inset-bottom)));grid-template-rows:repeat(5,minmax(0,1fr))}.demo-banner+.app-shell .keypad{height:max(330px,calc(100dvh - 404px - env(safe-area-inset-bottom)))}.keypad>button{min-height:0}.keypad .next-key{min-height:50px;margin:3px 0}}

/* Single mobile layout; wider displays only frame the phone preview. */
.app-shell{max-width:430px}.demo-banner{max-width:430px;margin:0 auto}nav{width:min(100%,430px)}dialog{max-width:398px}.home-grid,.analysis-grid{display:flex;flex-direction:column}.remaining>strong{font-size:clamp(30px,10.7vw,42px);overflow-wrap:anywhere}.app-shell{overflow-wrap:break-word}body{background:#171717}.view-record .amount-display output{font-size:clamp(30px,12vw,48px)}
@media(display-mode:standalone){header{height:calc(66px + env(safe-area-inset-top));padding-top:env(safe-area-inset-top)}.keypad{height:max(330px,calc(100dvh - 371px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}.demo-banner+.app-shell .keypad{height:max(330px,calc(100dvh - 404px - env(safe-area-inset-top) - env(safe-area-inset-bottom)))}}