:root {
    --bg: #0b1020;
    --card: rgba(255, 255, 255, 0.08);
    --card-border: rgba(255, 255, 255, 0.14);
    --text: rgba(255, 255, 255, 0.92);
    --muted: rgba(255, 255, 255, 0.7);
    --muted2: rgba(255, 255, 255, 0.55);
    --accent: #79c0ff;
    --danger: #ff7b72;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial,
        "Noto Sans", "Liberation Sans", sans-serif;
    color: var(--text);
    background: radial-gradient(1000px 600px at 10% 10%, #18264f 0%, transparent 60%),
        radial-gradient(900px 600px at 90% 20%, #1a3b3c 0%, transparent 55%),
        var(--bg);
}

.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
    gap: 14px;
}

.title {
    margin: 0;
    font-size: 28px;
    letter-spacing: 0.2px;
}

.card {
    width: min(400px, 92vw);
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 18px;
    border-radius: 14px;
    background: var(--card);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.label {
    font-size: 13px;
    color: var(--muted);
}

input[type="text"] {
    width: 100%;
    padding: 12px 12px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(0, 0, 0, 0.25);
    color: var(--text);
    outline: none;
}

input[type="text"]:focus {
    border-color: rgba(121, 192, 255, 0.65);
    box-shadow: 0 0 0 3px rgba(121, 192, 255, 0.18);
}

.inputWrap {
    position: relative;
    width: 100%;
}

.inputWrap input[type="text"] {
    padding-right: 42px;
}

.clearBtn {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    padding: 0;
    margin: 0;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(0, 0, 0, 0.25);
    color: var(--muted);
    font-size: 18px;
    line-height: 26px;
}

.clearBtn:hover {
    color: var(--text);
    border-color: rgba(121, 192, 255, 0.45);
}

.clearBtn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.hint {
    min-height: 18px;
    font-size: 12px;
    color: var(--muted2);
}

.radios {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 12px;
    padding: 12px 0px;
}

.radios legend {
    padding: 0 8px;
}

.radio {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 6px 10px;
    font-size: 14px;
    color: var(--text);
}

button {
    margin-top: 6px;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: linear-gradient(180deg, rgba(121, 192, 255, 0.35), rgba(121, 192, 255, 0.15));
    color: var(--text);
    font-weight: 600;
    cursor: pointer;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.preview {
    margin-top: 2px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px dashed rgba(255, 255, 255, 0.18);
}

.previewLabel {
    font-size: 12px;
    color: var(--muted2);
    margin-bottom: 6px;
}

.previewValue {
    display: block;
    font-size: 13px;
    color: var(--text);
    word-break: break-all;
}

.footer {
    margin: 0;
    font-size: 12px;
    color: var(--muted2);
}

code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
        "Liberation Mono", "Courier New", monospace;
    font-size: 0.95em;
}

/* Auth gate (self-contained) */
.authOverlay {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
    z-index: 9999;
}

.authCard {
    width: min(420px, 92vw);
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 18px;
    border-radius: 14px;
    background: var(--card);
    border: 1px solid var(--card-border);
}

.authTitle {
    font-size: 14px;
    color: var(--muted);
}

.authForm {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.authInput {
    width: 100%;
    padding: 12px 12px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(0, 0, 0, 0.25);
    color: var(--text);
    outline: none;
}

.authInput:focus {
    border-color: rgba(121, 192, 255, 0.65);
    box-shadow: 0 0 0 3px rgba(121, 192, 255, 0.18);
}

.authActions {
    display: flex;
    justify-content: flex-end;
}

.authBtn {
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: linear-gradient(180deg, rgba(121, 192, 255, 0.35), rgba(121, 192, 255, 0.15));
    color: var(--text);
    font-weight: 600;
    cursor: pointer;
}

.authBtn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.authError {
    min-height: 16px;
    font-size: 12px;
    color: var(--danger);
}