:root {
    --bg: #111;
    --panel: #151515;
    --ink: #eaeaea;
    --muted: #a8a8a8;
    --line: #262626;
    --accent: #ff5e00;
    --accent-2: #ff842b;
    --ok: #7ee787;
    --err: #ff8a80;
    --warn: #ffd54f;
    --shadow: 0 10px 30px rgba(0, 0, 0, .35);
    --radius: 14px;

    --btn-fg: #111;
    --btn-grad-1: var(--accent);
    --btn-grad-2: var(--accent-2);
    --btn-grad-1-hover: #ff7a1f;
    --btn-grad-2-hover: #ffa366;
}

* {
    box-sizing: border-box
}

html, body {
    height: 100%
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 16px/1.45 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.container {
    max-width: 820px;
    margin: 48px auto;
    padding: 0 20px
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--line);
    padding: 0 0 14px
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px
}

.logo {
    width: 28px;
    height: 28px;
    display: block
}

.titles h1 {
    margin: 0;
    font-size: 26px;
    letter-spacing: .2px;
    line-height: 1.2
}

.sub {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 14px;
    max-width: 560px
}

.lang-btn {
    flex: none;
    background: #1a1a1a;
    border: 1px solid var(--line);
    color: var(--muted);
    border-radius: 8px;
    padding: 6px 10px;
    font-size: 12px;
    letter-spacing: 1px;
    cursor: pointer;
    transition: color .15s ease, border-color .15s ease;
}

.lang-btn:hover {
    color: var(--ink);
    border-color: #2e2e2e
}

.card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px clamp(16px, 2.5vw, 24px);
}

/* Mode switch */
.modes {
    display: inline-flex;
    gap: 4px;
    background: #0f0f0f;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 4px;
    margin-bottom: 16px;
}

.modes__btn {
    border: 0;
    background: transparent;
    color: var(--muted);
    font-size: 13px;
    padding: 7px 14px;
    border-radius: 7px;
    cursor: pointer;
    transition: background .15s ease, color .15s ease;
}

.modes__btn:hover {
    color: var(--ink)
}

.modes__btn--active {
    background: #262626;
    color: var(--ink)
}

.modes__btn:focus-visible,
.btn:focus-visible,
.field__input:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px #111, 0 0 0 4px rgba(255, 94, 0, .45);
}

/* Inputs */
.field {
    display: block
}

.field__label {
    display: block;
    font-size: 13px;
    color: var(--muted);
    margin: 0 0 6px;
}

.field__input {
    width: 100%;
    background: #0f0f0f;
    color: var(--ink);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 14px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    letter-spacing: .2px;
    outline: none;
}

input.field__input {
    height: 40px
}

.field__input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255, 94, 0, .15);
}

.field__input--area {
    resize: vertical;
    min-height: 140px;
    line-height: 1.5;
}

.file-row {
    display: flex;
    align-items: center;
    gap: 10px
}

.file-name {
    color: var(--muted);
    font-size: 13px;
    word-break: break-all
}

/* Buttons */
.btn {
    background: #1a1a1a;
    border: 1px solid var(--line);
    color: var(--ink);
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 14px;
    cursor: pointer;
    transition: transform .06s ease,
    border-color .15s ease,
    background .15s ease,
    box-shadow .15s ease;
}

.btn:hover {
    background: #202020;
    border-color: #2e2e2e
}

.btn:active {
    transform: translateY(1px)
}

.btn-accent {
    height: 40px;
    padding: 0 22px;
    background: linear-gradient(180deg, var(--btn-grad-1), var(--btn-grad-2));
    border-color: transparent;
    color: var(--btn-fg);
    font-weight: 600;
    text-shadow: 0 1px 0 rgba(255, 255, 255, .15);
}

.btn-accent:hover {
    background: linear-gradient(180deg, var(--btn-grad-1-hover), var(--btn-grad-2-hover));
    box-shadow: 0 0 0 3px rgba(255, 94, 0, .18), 0 8px 24px rgba(0, 0, 0, .35);
}

.btn-accent:active {
    transform: translateY(1px);
    box-shadow: 0 0 0 2px rgba(255, 94, 0, .22) inset;
}

.actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 14px;
}

/* Note / status */
.note {
    margin: 14px 0 0;
    font-size: 12px;
    color: var(--muted);
}

.status {
    margin: 12px 0 0;
    font-size: 13px;
    color: var(--muted);
}

.status:empty {
    display: none;
}

.status.error {
    color: var(--err);
}

/* Results */
.results {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px dashed #1f1f1f;
}

.results[hidden] {
    display: none;
}

.verdict {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 14px;
}

.verdict--ok {
    color: var(--ok);
    border-color: rgba(126, 231, 135, .35);
    background: rgba(126, 231, 135, .06);
}

.verdict--bad {
    color: var(--err);
    border-color: rgba(255, 138, 128, .35);
    background: rgba(255, 138, 128, .06);
}

.verdict .verdict__count {
    font-size: 13px;
    font-weight: 400;
    color: var(--muted);
}

.verdict .verdict__count strong {
    color: var(--ink);
}

.messages {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px;
}

.msg {
    overflow: hidden;
    border: 1px solid var(--line);
    border-left: 3px solid var(--muted);
    border-radius: 10px;
    padding: 10px 14px;
    background: #121212;
}

.msg--error {
    border-left-color: var(--err)
}

.msg--warning {
    border-left-color: var(--warn)
}

.msg--info {
    border-left-color: var(--accent)
}

.msg__meta {
    margin: 0 0 4px;
    font-size: 12px;
    color: var(--muted);
}

.msg__type {
    display: inline-block;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .6px;
    font-size: 11px;
    margin-right: 10px;
}

.msg--error .msg__type {
    color: var(--err)
}

.msg--warning .msg__type {
    color: var(--warn)
}

.msg--info .msg__type {
    color: var(--accent-2)
}

.msg__text {
    margin: 0;
    font-size: 14px;
    overflow-wrap: anywhere;
}

.msg__extract {
    margin: 8px 0 0;
    padding: 8px 10px;
    background: #0f0f0f;
    border: 1px solid #1f1f1f;
    border-radius: 8px;
    overflow-x: auto;
}

.msg__extract code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 12px;
    line-height: 1.5;
    color: var(--muted);
    white-space: pre;
}

.msg__extract mark {
    background: rgba(255, 94, 0, .25);
    color: var(--ink);
    border-radius: 3px;
}

/* Footer */
.footer {
    margin: 18px 0 40px;
    font-size: 12px;
    color: var(--muted);
}

.footer a {
    color: var(--accent-2);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline
}

@media (max-width: 560px) {
    .container {
        margin: 24px auto;
    }

    .actions .btn-accent {
        width: 100%;
    }

    .file-row {
        flex-wrap: wrap;
    }
}

@media (prefers-reduced-motion: reduce) {
    .btn, .btn-accent, .modes__btn, .lang-btn {
        transition: none
    }
}