:root {
    --tool-ink: #07111f;
    --tool-muted: #516176;
    --tool-soft: #f3f8fd;
    --tool-line: #d7e5f4;
    --tool-card: #ffffff;
    --tool-cyan: #22aae2;
    --tool-yellow: #ffe600;
    --tool-radius: 12px;
}

.tool-page {
    background: linear-gradient(180deg, #eef8ff 0, #ffffff 34%, #f7fbff 100%);
    color: var(--tool-ink);
}

.tool-hero {
    padding: 132px 0 56px;
}

.tool-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.78fr);
    gap: 44px;
    align-items: center;
}

.tool-hero__content {
    display: grid;
    gap: 16px;
}

.tool-kicker,
.tool-badge {
    display: inline-flex;
    width: fit-content;
    max-width: 100%;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 8px 12px;
    border: 1px solid var(--tool-line);
    border-radius: var(--tool-radius);
    background: rgba(255, 255, 255, 0.9);
    color: var(--tool-ink);
    font-size: 0.86rem;
    font-weight: 900;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.tool-hero h1 {
    max-width: 780px;
    margin: 0;
    color: var(--tool-ink);
    font-size: clamp(2.25rem, 5vw, 4.15rem);
    line-height: 1;
}

.tool-hero__lead {
    max-width: 720px;
    margin: 0;
    color: var(--tool-muted);
    font-size: clamp(1rem, 1.6vw, 1.16rem);
    line-height: 1.65;
}

.tool-check-list {
    display: grid;
    gap: 10px;
    max-width: 720px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.tool-check-list li {
    position: relative;
    padding-left: 24px;
    color: #26384f;
    font-weight: 800;
    line-height: 1.45;
}

.tool-check-list li::before {
    content: "";
    position: absolute;
    top: 0.68em;
    left: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--tool-cyan), #247a93);
}

.tool-actions,
.tool-button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.tool-visual {
    position: relative;
    display: grid;
    min-height: 360px;
    place-items: center;
    border: 1px solid rgba(151, 198, 229, 0.48);
    border-radius: 28px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(190, 231, 244, 0.45)),
        linear-gradient(90deg, rgba(34, 170, 226, 0.1) 1px, transparent 1px) 0 0 / 38px 38px,
        linear-gradient(0deg, rgba(34, 170, 226, 0.08) 1px, transparent 1px) 0 0 / 38px 38px;
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.12);
    overflow: hidden;
}

.tool-visual::before,
.tool-visual::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    background: rgba(34, 170, 226, 0.32);
    filter: blur(22px);
}

.tool-visual::before {
    inset: auto auto 22px 26px;
    width: 150px;
    height: 150px;
}

.tool-visual::after {
    top: 20px;
    right: 26px;
    width: 130px;
    height: 130px;
    background: rgba(255, 230, 0, 0.22);
}

.tool-visual__card {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 14px;
    width: min(86%, 360px);
    padding: 26px;
    border: 1px solid var(--tool-line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 22px 52px rgba(15, 23, 42, 0.13);
}

.tool-visual__logos {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.tool-logo-chip {
    display: grid;
    min-height: 62px;
    min-width: 132px;
    place-items: center;
    padding: 10px 14px;
    border: 1px solid var(--tool-line);
    border-radius: 14px;
    background: #ffffff;
}

.tool-logo-chip img {
    display: block;
    max-width: 110px;
    max-height: 38px;
    object-fit: contain;
}

.tool-section {
    padding: 72px 0;
}

.tool-section--soft {
    background: var(--tool-soft);
}

.tool-section__head {
    display: grid;
    gap: 12px;
    max-width: 760px;
    margin-bottom: 28px;
}

.tool-section__head.center {
    margin-right: auto;
    margin-left: auto;
    text-align: center;
    justify-items: center;
}

.tool-section__head h2 {
    margin: 0;
    color: var(--tool-ink);
    font-size: clamp(1.8rem, 3vw, 2.7rem);
    line-height: 1.08;
}

.tool-section__head p {
    margin: 0;
    color: var(--tool-muted);
    font-size: 1.05rem;
    line-height: 1.65;
}

.tool-card-grid,
.tool-two-grid,
.tool-three-grid {
    display: grid;
    gap: 16px;
}

.tool-two-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tool-three-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tool-card {
    display: grid;
    gap: 12px;
    min-width: 0;
    padding: 22px;
    border: 1px solid var(--tool-line);
    border-radius: var(--tool-radius);
    background: var(--tool-card);
    box-shadow: 0 16px 44px rgba(15, 23, 42, 0.06);
}

.tool-card h3,
.tool-card h2 {
    margin: 0;
    color: var(--tool-ink);
    font-size: 1.18rem;
    line-height: 1.24;
}

.tool-card p {
    margin: 0;
    color: var(--tool-muted);
    line-height: 1.65;
}

.tool-card ul {
    display: grid;
    gap: 8px;
    margin: 0;
    padding-left: 18px;
    color: #2d3f56;
    line-height: 1.55;
}

.tool-callout {
    display: grid;
    gap: 14px;
    padding: 28px;
    border: 1px solid rgba(34, 170, 226, 0.32);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(224, 247, 255, 0.96), rgba(255, 255, 255, 0.9));
    box-shadow: 0 22px 60px rgba(15, 23, 42, 0.08);
}

.tool-callout strong {
    color: var(--tool-ink);
    font-size: clamp(1.35rem, 2.4vw, 2rem);
    line-height: 1.15;
}

.tool-comparison {
    overflow-x: auto;
    border: 1px solid var(--tool-line);
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 16px 44px rgba(15, 23, 42, 0.06);
}

.tool-comparison table {
    width: 100%;
    min-width: 760px;
    border-collapse: collapse;
}

.tool-comparison th,
.tool-comparison td {
    padding: 16px;
    border-bottom: 1px solid var(--tool-line);
    text-align: left;
    vertical-align: top;
}

.tool-comparison th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: #edf8fe;
    color: var(--tool-ink);
    font-size: 0.9rem;
    text-transform: uppercase;
}

.tool-comparison tr:last-child td {
    border-bottom: 0;
}

.tool-comparison td:first-child {
    color: var(--tool-ink);
    font-weight: 850;
}

.calculator-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: 22px;
    align-items: start;
}

.calculator__card {
    display: grid;
    gap: 24px;
    padding: 28px;
    border: 1px solid var(--tool-line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 22px 60px rgba(15, 23, 42, 0.08);
}

.calculator-form {
    display: grid;
    gap: 16px;
}

.form__group {
    display: grid;
    gap: 8px;
}

.form__label {
    color: var(--tool-ink);
    font-weight: 850;
}

.form__input {
    width: 100%;
    min-height: 52px;
    padding: 0 14px;
    border: 1px solid #cddced;
    border-radius: 10px;
    background: #fff;
    color: var(--tool-ink);
    font: inherit;
}

.form__input:focus {
    border-color: var(--tool-cyan);
    outline: 3px solid rgba(34, 170, 226, 0.18);
}

.calculator__result {
    display: none;
    gap: 18px;
    padding-top: 4px;
}

.calculator__result.active {
    display: grid;
}

.calculator__result.active + #calculator-placeholder {
    display: none;
}

.calculator__result h3 {
    margin: 0;
    text-align: center;
}

.calculator__bars {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    align-items: end;
}

.calculator__bar {
    display: grid;
    gap: 8px;
    justify-items: center;
    text-align: center;
}

.calculator__bar-visual {
    display: flex;
    align-items: flex-end;
    width: 76px;
    height: 170px;
    overflow: hidden;
    border: 1px solid var(--tool-line);
    border-radius: 999px 999px 14px 14px;
    background: #eef5fb;
}

.calculator__bar-fill {
    width: 100%;
    min-height: 8px;
    transition: height 520ms ease-out;
}

.calculator__bar--ml .calculator__bar-fill {
    background: linear-gradient(180deg, var(--tool-yellow), #f6b300);
}

.calculator__bar--tn .calculator__bar-fill {
    background: linear-gradient(180deg, var(--tool-cyan), #0988c3);
}

.calculator__bar span {
    color: var(--tool-muted);
    font-weight: 800;
}

.calculator__bar strong {
    color: var(--tool-ink);
    font-size: 1.15rem;
}

.calculator__savings {
    display: grid;
    gap: 4px;
    padding: 18px;
    border-radius: 14px;
    background: #eaf8fe;
    text-align: center;
}

.calculator__savings-label,
.calculator__savings-annual {
    color: var(--tool-muted);
    font-weight: 750;
}

.calculator__savings-value {
    color: var(--tool-ink);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 950;
}

.tool-faq-layout {
    display: grid;
    grid-template-columns: minmax(230px, 0.32fr) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
}

.tool-faq-nav {
    position: sticky;
    top: 92px;
    display: grid;
    gap: 8px;
    padding: 14px;
    border: 1px solid var(--tool-line);
    border-radius: 16px;
    background: #fff;
}

.tool-faq-nav a {
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--tool-muted);
    font-weight: 850;
}

.tool-faq-nav a:hover {
    background: var(--tool-soft);
    color: var(--tool-ink);
}

.tool-faq-stack,
.tool-faq-category {
    display: grid;
    gap: 14px;
}

.tool-faq-category {
    margin-bottom: 24px;
}

.tool-faq-category h2 {
    margin: 0;
    color: var(--tool-ink);
    font-size: clamp(1.35rem, 2vw, 1.8rem);
}

.tool-faq details {
    border: 1px solid var(--tool-line);
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.05);
    overflow: hidden;
}

.tool-faq summary {
    position: relative;
    cursor: pointer;
    list-style: none;
    padding: 18px 48px 18px 18px;
    color: var(--tool-ink);
    font-weight: 900;
    line-height: 1.35;
}

.tool-faq summary::-webkit-details-marker {
    display: none;
}

.tool-faq summary::after {
    content: "+";
    position: absolute;
    top: 15px;
    right: 18px;
    color: var(--tool-cyan);
    font-size: 1.4rem;
    font-weight: 900;
}

.tool-faq details[open] summary::after {
    content: "-";
}

.tool-faq details p {
    margin: 0;
    padding: 0 18px 18px;
    color: var(--tool-muted);
    line-height: 1.7;
}

.tool-final {
    margin-top: 34px;
    padding: 32px;
    border-radius: 20px;
    background: #081524;
    color: #fff;
}

.tool-final h2,
.tool-final p {
    color: #fff;
}

.tool-final p {
    opacity: 0.78;
}

@media (max-width: 980px) {
    .tool-hero__grid,
    .calculator-grid,
    .tool-faq-layout {
        grid-template-columns: 1fr;
    }

    .tool-visual {
        min-height: 300px;
    }

    .tool-three-grid {
        grid-template-columns: 1fr;
    }

    .tool-faq-nav {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 860px) {
    .tool-page .footer__grid {
        grid-template-columns: 1fr;
    }

    .tool-page .footer__bottom {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 767px) {
    .tool-hero {
        padding: 108px 0 42px;
    }

    .tool-hero h1 {
        font-size: clamp(2rem, 11vw, 2.85rem);
        line-height: 1.02;
    }

    .tool-hero__lead,
    .tool-section__head p {
        font-size: 1rem;
    }

    .tool-actions .tn-button,
    .tool-button-row .tn-button {
        width: 100%;
    }

    .tool-two-grid,
    .calculator__bars,
    .tool-faq-nav {
        grid-template-columns: 1fr;
    }

    .tool-section {
        padding: 52px 0;
    }

    .tool-card,
    .calculator__card,
    .tool-callout,
    .tool-final {
        padding: 18px;
    }

    .tool-comparison {
        margin-right: -14px;
        margin-left: -14px;
        border-right: 0;
        border-left: 0;
        border-radius: 0;
    }

    .tool-comparison th {
        position: static;
    }

    .tool-comparison th,
    .tool-comparison td {
        padding: 13px;
    }

    .calculator__bar-visual {
        width: 88px;
        height: 130px;
    }
}

@media (max-width: 380px) {
    .tool-hero h1 {
        font-size: 1.85rem;
    }

    .tool-kicker,
    .tool-badge {
        font-size: 0.78rem;
        line-height: 1.25;
    }
}