custom amount ui prettier (#4556)

## Description:

fixed font, 
sizing, 
back box wrapping, 
remove "buy for" 
centre the text by removing the ^ v arrows

before:
<img width="939" height="491" alt="image"
src="https://github.com/user-attachments/assets/3c747341-5238-47e8-b455-ea5827669e75"
/>



after:
<img width="936" height="746" alt="image"
src="https://github.com/user-attachments/assets/4b64f34b-98e4-4519-85bd-1f5c2799babd"
/>

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory

## Please put your Discord username so you can be contacted if a bug or
regression is found:

w.o.n

resources/lang/en.json

@@ -1310,7 +1310,6 @@
   },
   "store": {
     "already_subscribed": "Already subscribed.",
-    "buy_for": "Buy for {price}",
     "change_tier_failed": "Couldn't update your subscription. Please try again.",
     "change_tier_success": "Switched to {tier}.",
     "checkout_failed": "Failed to create checkout session.",
@@ -1319,7 +1318,7 @@
     "confirm_purchase_title": "Confirm Purchase",
     "confirm_upgrade": "Upgrade to {tier}? You'll be charged the prorated difference now.",
     "currency_pack_purchase_success": "Currency pack purchase successful!",
-    "custom_amount": "Custom Amount",
+    "custom_amount": "Choose Amount",
     "custom_currency_purchase_success": "Plutonium purchase successful!",
     "effects": "Effects",
     "flags": "Flags",
@@ -1332,6 +1331,7 @@
     "no_subscriptions": "No subscriptions available. Check back later for new items.",
     "packs": "Packs",
     "patterns": "Skins",
+    "plutonium_amount": "Plutonium amount",
     "price_per_month": "/mo",
     "purchase_currency": "Purchase {currency}",
     "purchase_failed": "Purchase failed. Please try again.",

src/client/components/CustomCurrencyCard.ts

@@ -2,7 +2,9 @@ import { html, LitElement } from "lit";
 import { customElement, state } from "lit/decorators.js";
 import { createCustomCurrencyCheckout } from "../Api";
 import { translateText } from "../Utils";
+import "./CosmeticContainer";
 import "./PlutoniumIcon";
+import "./PurchaseButton";
 
 // Fixed rate: 20 plutonium = $1.00 (5 cents each). Bounds and rate are
 // enforced server-side; these are for UX only.
@@ -13,7 +15,6 @@ const MAX_PLUTONIUM = 2000;
 export class CustomCurrencyCard extends LitElement {
   /** Always a clamped integer in [MIN_PLUTONIUM, MAX_PLUTONIUM]. */
   @state() private amount = 100;
-  @state() private busy = false;
 
   createRenderRoot() {
     return this;
@@ -36,73 +37,61 @@ export class CustomCurrencyCard extends LitElement {
     this.amount = this.clamp(Number((e.target as HTMLInputElement).value));
   }
 
-  private async buy() {
-    if (this.busy) return;
-    this.busy = true;
-    try {
-      const url = await createCustomCurrencyCheckout(this.amount);
-      if (url === false) {
-        alert(translateText("store.checkout_failed"));
-        return;
-      }
-      window.location.href = url;
-    } finally {
-      this.busy = false;
+  private buy = async () => {
+    const url = await createCustomCurrencyCheckout(this.amount);
+    if (url === false) {
+      alert(translateText("store.checkout_failed"));
+      return;
     }
-  }
+    window.location.href = url;
+  };
 
   render() {
     const price = `$${this.priceDollars}`;
     return html`
-      <div
-        class="relative flex flex-col items-center justify-between gap-2 p-3 w-48 rounded-xl border border-white/15 backdrop-blur-md"
-        style="background: linear-gradient(to top, rgba(80,80,80,0.55) 0%, rgba(15,15,20,0.85) 100%);"
+      <cosmetic-container
+        class="flex flex-col items-center justify-between gap-2 p-3 w-48 h-full"
+        .rarity=${"common"}
+        .name=${translateText("store.custom_amount")}
       >
         <div
-          class="text-xs font-bold uppercase tracking-wider text-center text-white/70 w-full"
+          class="relative flex flex-col items-center justify-center gap-1 w-full aspect-square bg-white/5 rounded-lg p-2 border border-white/10 overflow-hidden"
         >
-          ${translateText("store.custom_amount")}
-        </div>
-
-        <div class="flex flex-col items-center gap-2 w-full">
           <plutonium-icon .size=${64}></plutonium-icon>
-          <span class="text-lg font-black text-green-400"
-            >${this.amount.toLocaleString()}</span
+          <label for="custom-plutonium-amount" class="sr-only"
+            >${translateText("store.plutonium_amount")}</label
           >
-          <span class="text-[10px] font-bold text-white/50 uppercase"
-            >${translateText("cosmetics.hard")}</span
-          >
-
-          <input
-            type="range"
-            class="w-full accent-green-500 cursor-pointer"
-            min=${MIN_PLUTONIUM}
-            max=${MAX_PLUTONIUM}
-            step="1"
-            .value=${String(this.amount)}
-            @input=${this.onSlider}
-          />
-
           <input
+            id="custom-plutonium-amount"
             type="number"
-            class="w-24 text-center bg-black/30 border border-white/20 rounded px-2 py-1 text-white text-sm"
-            aria-label=${translateText("store.custom_amount")}
+            class="custom-plutonium-input w-24 text-center bg-black/30 border border-green-500/30 rounded px-1 py-0.5 text-lg font-black text-green-400 outline-none focus:border-green-400 focus:ring-1 focus:ring-green-400/40"
+            aria-label=${translateText("store.plutonium_amount")}
             min=${MIN_PLUTONIUM}
             max=${MAX_PLUTONIUM}
             step="1"
             .value=${String(this.amount)}
             @change=${this.onInputChange}
           />
+          <span class="text-[10px] font-bold text-white/50 uppercase"
+            >${translateText("cosmetics.hard")}</span
+          >
+          <input
+            type="range"
+            class="w-[90%] accent-green-500 cursor-pointer"
+            aria-label=${translateText("store.plutonium_amount")}
+            min=${MIN_PLUTONIUM}
+            max=${MAX_PLUTONIUM}
+            step="1"
+            .value=${String(this.amount)}
+            @input=${this.onSlider}
+          />
         </div>
 
-        <button
-          class="w-full mt-1 px-2 py-1.5 bg-green-500/20 text-green-400 border border-green-500/30 rounded-lg text-base font-bold cursor-pointer transition-all duration-200 hover:bg-green-500 hover:border-green-400 hover:text-white hover:shadow-[0_0_20px_rgba(74,222,128,0.6)] disabled:opacity-50 disabled:cursor-not-allowed"
-          ?disabled=${this.busy}
-          @click=${this.buy}
-        >
-          ${translateText("store.buy_for", { price })}
-        </button>
-      </div>
+        <purchase-button
+          .dollarPrice=${price}
+          .onPurchaseDollar=${this.buy}
+        ></purchase-button>
+      </cosmetic-container>
     `;
   }
 }

src/client/components/PurchaseButton.ts

@@ -184,6 +184,10 @@ export class PurchaseButton extends LitElement {
   @property({ type: Object })
   product: Product | null = null;
 
+  /** Price shown for a direct dollar checkout without a catalog product. */
+  @property({ type: String })
+  dollarPrice: string = "";
+
   @property({ type: Number })
   priceHard: number | null = null;
 
@@ -263,6 +267,9 @@ export class PurchaseButton extends LitElement {
   }
 
   private renderDollarButton() {
+    const price = this.dollarPrice || this.product?.price;
+    if (!price) return nothing;
+
     return html`
       <button
         class="purchase-sparkle-btn relative overflow-hidden w-full px-2 py-1.5 bg-green-500/20 text-green-400 border border-green-500/30 rounded-lg text-base font-bold cursor-pointer transition-all duration-200
@@ -272,7 +279,7 @@ export class PurchaseButton extends LitElement {
         <span class="purchase-sparkle-streak"></span>
         ${this.dollarLabelKey
           ? html`${translateText(this.dollarLabelKey)} `
-          : nothing}${this.product!.price}${this.priceSuffix}
+          : nothing}${price}${this.priceSuffix}
       </button>
     `;
   }
@@ -310,7 +317,8 @@ export class PurchaseButton extends LitElement {
   }
 
   render() {
-    const hasDollar = this.product && this.onPurchaseDollar;
+    const hasDollar =
+      (this.product ?? this.dollarPrice) && this.onPurchaseDollar;
     const hasHard = this.priceHard !== null && this.onPurchaseHard;
     const hasSoft = this.priceSoft !== null && this.onPurchaseSoft;
 

src/client/styles.css

@@ -58,6 +58,17 @@
     color: var(--color-gray-400);
   }
 
+  .custom-plutonium-input {
+    appearance: textfield;
+    -moz-appearance: textfield;
+  }
+
+  .custom-plutonium-input::-webkit-outer-spin-button,
+  .custom-plutonium-input::-webkit-inner-spin-button {
+    -webkit-appearance: none;
+    margin: 0;
+  }
+
   button:not(:disabled),
   [role="button"]:not(:disabled) {
     cursor: pointer;