.aed-tool {
    --aed-bg: #f7f8fb;
    --aed-panel: #ffffff;
    --aed-ink: #17202a;
    --aed-muted: #667085;
    --aed-border: #d8e0ea;
    --aed-blue: #2563eb;
    --aed-green: #138a5b;
    background: var(--aed-bg);
    color: var(--aed-ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    padding: 34px 16px;
}

.aed-tool * {
    box-sizing: border-box;
}

.aed-shell {
    margin: 0 auto;
    max-width: 1120px;
}

.aed-hero {
    margin-bottom: 18px;
}

.aed-kicker {
    color: var(--aed-blue);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0;
    margin: 0 0 6px;
    text-transform: uppercase;
}

.aed-hero h2 {
    color: var(--aed-ink);
    font-size: 34px;
    line-height: 1.15;
    margin: 0;
}

.aed-hero p:not(.aed-kicker) {
    color: var(--aed-muted);
    font-size: 15px;
    line-height: 1.55;
    margin: 10px 0 0;
    max-width: 820px;
}

.aed-grid {
    display: grid;
    gap: 18px;
    grid-template-columns: minmax(300px, 0.9fr) minmax(360px, 1.1fr);
}

.aed-panel {
    background: var(--aed-panel);
    border: 1px solid var(--aed-border);
    border-radius: 8px;
    box-shadow: 0 16px 40px rgba(18, 32, 53, 0.1);
    padding: 20px;
}

.aed-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.aed-field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.aed-field label {
    color: #344054;
    font-size: 13px;
    font-weight: 800;
}

.aed-field select,
.aed-field textarea {
    background: #ffffff;
    border: 1px solid var(--aed-border);
    border-radius: 8px;
    color: var(--aed-ink);
    font: inherit;
    padding: 11px 12px;
    width: 100%;
}

.aed-field textarea {
    min-height: 270px;
    resize: vertical;
}

.aed-field select:focus,
.aed-field textarea:focus {
    border-color: var(--aed-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    outline: 0;
}

.aed-button {
    background: var(--aed-blue);
    border: 0;
    border-radius: 8px;
    color: #ffffff;
    cursor: pointer;
    font: inherit;
    font-weight: 800;
    min-height: 46px;
    padding: 11px 14px;
}

.aed-button:hover {
    background: #1d4ed8;
}

.aed-button:disabled {
    cursor: wait;
    opacity: 0.65;
}

.aed-hint {
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: 8px;
    color: #7c4a03;
    font-size: 13px;
    line-height: 1.45;
    margin: 0;
    padding: 10px 12px;
}

.aed-output {
    min-height: 460px;
}

.aed-output h2 {
    color: var(--aed-ink);
    font-size: 21px;
    line-height: 1.25;
    margin: 0 0 10px;
}

.aed-output h2:not(:first-child) {
    margin-top: 22px;
}

.aed-output p,
.aed-output li {
    color: #344054;
    line-height: 1.6;
}

.aed-output ul,
.aed-output ol {
    padding-left: 22px;
}

.aed-output a {
    color: var(--aed-blue);
    font-weight: 700;
}

.aed-spinner {
    animation: aed-spin 0.8s linear infinite;
    border: 3px solid #d8e0ea;
    border-radius: 50%;
    border-top-color: var(--aed-blue);
    display: inline-block;
    height: 28px;
    width: 28px;
}

@keyframes aed-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 820px) {
    .aed-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .aed-tool {
        padding: 22px 10px;
    }

    .aed-hero h2 {
        font-size: 26px;
    }

    .aed-panel {
        padding: 14px;
    }
}