:root {
    --ksrft-primary: #facc15;
    --ksrft-primary-dark: #d97706;
    --ksrft-secondary: #fb923c;
    --ksrft-bg: #0f172a;
    --ksrft-card: #111c33;
    --ksrft-card-2: #0b1220;
    --ksrft-text: #f8fafc;
    --ksrft-muted: #9db6d8;
    --ksrft-border: rgba(250, 204, 21, 0.18);
    --ksrft-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
    --ksrft-radius: 22px;
}

.ksrft-tool, .ksrft-tool * {
    box-sizing: border-box;
}

.ksrft-tool {
    width: 100%;
    margin: 32px auto;
    padding: 28px;
    border-radius: 28px;
    color: var(--ksrft-text);
    background:
        radial-gradient(circle at top left, rgba(250, 204, 21, 0.16), transparent 32%),
        radial-gradient(circle at bottom right, rgba(251, 146, 60, 0.14), transparent 30%),
        var(--ksrft-bg);
    border: 1px solid var(--ksrft-border);
    box-shadow: var(--ksrft-shadow);
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.ksrft-tool__header {
    max-width: 820px;
    margin-bottom: 24px;
}

.ksrft-tool__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 12px;
    border-radius: 999px;
    color: #0f172a;
    background: linear-gradient(135deg, var(--ksrft-primary), var(--ksrft-secondary));
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ksrft-tool__title {
    margin: 14px 0 10px;
    color: var(--ksrft-text);
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.05;
    font-weight: 900;
}

.ksrft-tool__intro {
    margin: 0;
    color: var(--ksrft-muted);
    font-size: 17px;
    line-height: 1.7;
}

.ksrft-tool__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 22px;
}

.ksrft-card {
    padding: 22px;
    border-radius: var(--ksrft-radius);
    background: rgba(17, 28, 51, 0.82);
    border: 1px solid rgba(157, 182, 216, 0.16);
    backdrop-filter: blur(10px);
}

.ksrft-card--result {
    background: rgba(11, 18, 32, 0.92);
}

.ksrft-card__top h3 {
    margin: 0 0 6px;
    color: var(--ksrft-text);
    font-size: 22px;
    font-weight: 850;
}

.ksrft-card__top p {
    margin: 0 0 18px;
    color: var(--ksrft-muted);
    line-height: 1.6;
}

.ksrft-faq-list {
    display: grid;
    gap: 16px;
}

.ksrft-faq-item {
    padding: 18px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.72);
    border: 1px solid rgba(250, 204, 21, 0.13);
}

.ksrft-faq-item label {
    display: block;
    margin: 0 0 7px;
    color: #fef3c7;
    font-size: 14px;
    font-weight: 750;
}

.ksrft-faq-item input,
.ksrft-faq-item textarea {
    width: 100%;
    margin: 0 0 13px;
    padding: 13px 14px;
    border: 1px solid rgba(157, 182, 216, 0.24);
    border-radius: 14px;
    color: var(--ksrft-text);
    background: rgba(2, 6, 23, 0.58);
    outline: none;
    font: inherit;
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.ksrft-faq-item input:focus,
.ksrft-faq-item textarea:focus {
    border-color: rgba(250, 204, 21, 0.8);
    box-shadow: 0 0 0 4px rgba(250, 204, 21, 0.12);
}

.ksrft-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 18px;
}

.ksrft-button,
.ksrft-link-button {
    appearance: none;
    border: 0;
    cursor: pointer;
    font: inherit;
}

.ksrft-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border-radius: 999px;
    font-weight: 850;
    transition: transform 0.16s ease, box-shadow 0.16s ease, opacity 0.16s ease;
}

.ksrft-button:hover {
    transform: translateY(-1px);
}

.ksrft-button--primary {
    color: #111827;
    background: linear-gradient(135deg, var(--ksrft-primary), var(--ksrft-secondary));
    box-shadow: 0 12px 30px rgba(251, 146, 60, 0.24);
}

.ksrft-button--secondary {
    color: #fef3c7;
    background: rgba(250, 204, 21, 0.1);
    border: 1px solid rgba(250, 204, 21, 0.35);
}

.ksrft-button--ghost {
    color: var(--ksrft-text);
    background: rgba(148, 163, 184, 0.12);
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.ksrft-link-button {
    padding: 0;
    color: #fbbf24;
    background: transparent;
    font-size: 14px;
    font-weight: 800;
}

.ksrft-note {
    margin: 16px 0 0;
    color: var(--ksrft-muted);
    font-size: 14px;
    line-height: 1.6;
}

.ksrft-status {
    margin-bottom: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    color: #fef3c7;
    background: rgba(250, 204, 21, 0.08);
    border: 1px solid rgba(250, 204, 21, 0.16);
    font-size: 14px;
    line-height: 1.55;
}

.ksrft-status.is-success {
    color: #bbf7d0;
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.22);
}

.ksrft-status.is-error {
    color: #fecaca;
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.22);
}

.ksrft-output {
    min-height: 360px;
    max-height: 540px;
    overflow: auto;
    margin: 0;
    padding: 16px;
    border-radius: 18px;
    color: #dbeafe;
    background: #020617;
    border: 1px solid rgba(157, 182, 216, 0.14);
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 13px;
    line-height: 1.65;
}

@media (max-width: 860px) {
    .ksrft-tool {
        padding: 18px;
        border-radius: 22px;
    }

    .ksrft-tool__grid {
        grid-template-columns: 1fr;
    }

    .ksrft-card {
        padding: 18px;
    }

    .ksrft-actions {
        flex-direction: column;
    }

    .ksrft-button {
        width: 100%;
    }
}