HTML
<label class="if-pw">
<span class="if-pw-label">Password</span>
<span class="if-pw-wrap">
<input
type="password"
name="pw"
autocomplete="new-password"
placeholder="At least 8 characters"
minlength="8"
data-if-pw
/>
<button
type="button"
class="if-pw-toggle"
aria-label="Show password"
aria-pressed="false"
data-if-pw-toggle
>
<svg class="if-pw-eye" viewBox="0 0 24 24" aria-hidden="true">
<path d="M2 12s4-7 10-7 10 7 10 7-4 7-10 7-10-7-10-7Z" />
<circle cx="12" cy="12" r="3" />
</svg>
<svg class="if-pw-eye-off" viewBox="0 0 24 24" aria-hidden="true">
<path
d="M3 3l18 18M9.9 5.1A10 10 0 0 1 22 12a16 16 0 0 1-2.7 3.7M6.7 6.7A16 16 0 0 0 2 12s4 7 10 7a10 10 0 0 0 4.1-.9"
/>
</svg>
</button>
</span>
</label> CSS
.if-pw {
display: grid;
gap: 6px;
width: 100%;
max-width: 280px;
font-size: 11px;
color: #b8b6d4;
}
.if-pw-label {
font-weight: 600;
}
.if-pw input {
width: 100%;
box-sizing: border-box;
padding: 11px 14px;
background: #1a1a22;
border: 1px solid rgba(255, 255, 255, 0.1);
border-radius: 8px;
color: #f0eeff;
font-size: 14px;
outline: none;
transition: border-color 0.2s;
}
.if-pw input:focus {
border-color: #c084fc;
}
.if-pw-meter {
position: relative;
height: 4px;
border-radius: 99px;
background: rgba(255, 255, 255, 0.08);
overflow: hidden;
}
.if-pw-fill {
position: absolute;
inset: 0;
width: 0;
background: linear-gradient(90deg, #ef4444, #f59e0b, #22c55e);
border-radius: inherit;
transition: width 0.3s ease;
}
.if-pw:has(input:placeholder-shown) .if-pw-fill {
width: 0;
}
.if-pw:has(input:not(:placeholder-shown):invalid) .if-pw-fill {
width: 30%;
}
.if-pw:has(input:not(:placeholder-shown):valid) .if-pw-fill {
width: 65%;
}
.if-pw:has(input:focus:valid) .if-pw-fill {
width: 100%;
}
.if-pw-hint {
font-size: 10.5px;
color: #b8b6d4;
}
.if-pw {
display: grid;
gap: 6px;
width: 100%;
max-width: 280px;
}
.if-pw-label {
font-family: "JetBrains Mono", monospace;
font-size: 10px;
letter-spacing: 0.12em;
color: #b8b6d4;
text-transform: uppercase;
}
.if-pw-wrap {
display: inline-flex;
align-items: center;
padding: 0 6px 0 14px;
background: #1a1a22;
border: 1px solid rgba(255, 255, 255, 0.12);
border-radius: 10px;
transition: border-color 0.2s;
}
.if-pw-wrap:focus-within {
border-color: #7c6cff;
}
.if-pw input {
flex: 1;
min-width: 0;
padding: 12px 0;
border: 0;
outline: none;
background: transparent;
color: #f0eeff;
font:
500 14px/1 system-ui,
sans-serif;
letter-spacing: 0.08em;
}
.if-pw input::placeholder {
color: #b8b6d4;
}
.if-pw-toggle {
width: 32px;
height: 32px;
border: 0;
cursor: pointer;
background: transparent;
border-radius: 6px;
display: flex;
align-items: center;
justify-content: center;
transition: background 0.15s;
}
.if-pw-toggle:hover {
background: rgba(255, 255, 255, 0.05);
}
.if-pw-toggle svg {
width: 16px;
height: 16px;
fill: none;
stroke: #b8b6d4;
stroke-width: 2;
stroke-linecap: round;
stroke-linejoin: round;
}
.if-pw-eye-off {
display: none;
}
.if-pw-toggle[aria-pressed="true"] .if-pw-eye {
display: none;
}
.if-pw-toggle[aria-pressed="true"] .if-pw-eye-off {
display: block;
}
.if-pw-toggle[aria-pressed="true"] svg {
stroke: #7c6cff;
} JS
// Toggle Password — swap input type + reflect state via aria-pressed
document.querySelectorAll("[data-if-pw-toggle]").forEach(function (btn) {
var input = btn.closest(".if-pw-wrap").querySelector("input");
btn.addEventListener("click", function () {
var on = btn.getAttribute("aria-pressed") === "true";
btn.setAttribute("aria-pressed", on ? "false" : "true");
btn.setAttribute("aria-label", on ? "Show password" : "Hide password");
input.type = on ? "password" : "text";
});
});