.nav-links a.active {
    color: #5ee7ff;
}

.tools-hero {
    position: relative;
    overflow: hidden;
    padding: 92px 20px 84px;
    background:
        radial-gradient(circle at 20% 18%, rgba(94, 231, 255, 0.16), transparent 34%),
        radial-gradient(circle at 82% 18%, rgba(143, 92, 255, 0.18), transparent 34%),
        radial-gradient(circle at 60% 86%, rgba(158, 255, 195, 0.10), transparent 34%);
}

.tools-hero-inner {
    max-width: 1180px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 60px;
    align-items: center;
}

.tools-hero-left h1 {
    margin: 0;
    font-size: clamp(42px, 5.8vw, 70px);
    line-height: 1.08;
    letter-spacing: -2px;
}

.tools-hero-left p {
    margin: 24px 0 0;
    max-width: 650px;
    color: #c4ccef;
    font-size: 18px;
}

.tools-hero-right {
    display: flex;
    justify-content: center;
}

.tool-dashboard-card {
    width: min(100%, 460px);
    padding: 28px;
    border-radius: 34px;
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05)),
        radial-gradient(circle at top, rgba(94, 231, 255, 0.12), transparent 55%);
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
}

.dashboard-title {
    color: #dce4ff;
    font-size: 18px;
    font-weight: 800;
}

.dashboard-list {
    display: grid;
    gap: 14px;
    margin: 26px 0;
}

.dashboard-item {
    display: grid;
    grid-template-columns: 46px 1fr;
    gap: 14px;
    align-items: center;
    padding: 16px;
    border-radius: 22px;
    background: rgba(5, 8, 22, 0.38);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.dashboard-item.active {
    background: rgba(94, 231, 255, 0.09);
    border-color: rgba(94, 231, 255, 0.22);
}

.dashboard-item span {
    width: 42px;
    height: 42px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #06101f;
    font-weight: 900;
    background: linear-gradient(135deg, #5ee7ff, #9effc3);
}

.dashboard-item strong {
    display: block;
    color: #ffffff;
}

.dashboard-item p {
    margin: 4px 0 0;
    color: #aeb8d8;
    font-size: 14px;
}

.dashboard-tip {
    padding: 16px;
    border-radius: 18px;
    color: #cffff0;
    background: rgba(158, 255, 195, 0.10);
    border: 1px solid rgba(158, 255, 195, 0.18);
}

.tool-list-section,
.result-explain-section {
    background: rgba(255, 255, 255, 0.025);
}

.tool-list-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.big-tool-card {
    display: block;
    min-height: 230px;
    padding: 24px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.10);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.big-tool-card:hover {
    transform: translateY(-4px);
    border-color: rgba(94, 231, 255, 0.35);
}

.big-tool-card.available {
    background:
        linear-gradient(145deg, rgba(94, 231, 255, 0.14), rgba(143, 92, 255, 0.08)),
        rgba(255, 255, 255, 0.07);
    border-color: rgba(94, 231, 255, 0.25);
}

.big-tool-card.coming-soon {
    opacity: 0.78;
}

.big-tool-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.big-tool-top span {
    padding: 5px 11px;
    border-radius: 999px;
    color: #5ee7ff;
    background: rgba(94, 231, 255, 0.12);
    font-size: 13px;
    font-weight: 900;
}

.big-tool-top strong {
    color: rgba(255, 255, 255, 0.20);
    font-size: 44px;
    line-height: 1;
}

.big-tool-card h3 {
    margin: 22px 0 10px;
    font-size: 24px;
}

.big-tool-card p {
    margin: 0;
    color: #b8c1e2;
}

.checker-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 24px;
    align-items: start;
}

.checker-panel {
    padding: 26px;
    border-radius: 32px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.checker-question {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.checker-question:last-child {
    border-bottom: none;
}

.checker-question label {
    display: flex;
    gap: 14px;
    padding: 17px 0;
    color: #d9def6;
    cursor: pointer;
}

.checker-question input {
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
    margin-top: 3px;
    accent-color: #5ee7ff;
}

.checker-question span {
    font-size: 16px;
}

.score-panel {
    position: sticky;
    top: 96px;
    padding: 26px;
    border-radius: 32px;
    background:
        linear-gradient(145deg, rgba(94, 231, 255, 0.12), rgba(143, 92, 255, 0.08)),
        rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(94, 231, 255, 0.20);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
}

.score-ring {
    width: 178px;
    height: 178px;
    margin: 0 auto;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.32), transparent 25%),
        linear-gradient(135deg, #5ee7ff, #8f5cff);
    box-shadow:
        0 0 0 12px rgba(255, 255, 255, 0.05),
        0 0 70px rgba(94, 231, 255, 0.24);
}

.score-number {
    color: #ffffff;
    font-size: 54px;
    font-weight: 900;
    line-height: 1;
}

.score-label {
    margin-top: 8px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 14px;
}

.score-result {
    margin-top: 26px;
    padding: 18px;
    border-radius: 20px;
    color: #d9def6;
    background: rgba(5, 8, 22, 0.34);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.score-level {
    margin-top: 14px;
    padding: 13px 16px;
    text-align: center;
    border-radius: 18px;
    color: #5ee7ff;
    background: rgba(94, 231, 255, 0.10);
    border: 1px solid rgba(94, 231, 255, 0.18);
    font-weight: 900;
}

.score-actions {
    margin-top: 18px;
}

.score-actions button {
    width: 100%;
    min-height: 46px;
    border: none;
    border-radius: 999px;
    color: #06101f;
    background: linear-gradient(135deg, #5ee7ff, #9effc3);
    font-weight: 900;
    cursor: pointer;
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.result-card {
    padding: 26px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.result-card span {
    display: inline-flex;
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 900;
}

.result-card.low span {
    color: #ff9aae;
    background: rgba(255, 154, 174, 0.12);
}

.result-card.middle span {
    color: #ffcc70;
    background: rgba(255, 204, 112, 0.12);
}

.result-card.high span {
    color: #9effc3;
    background: rgba(158, 255, 195, 0.12);
}

.result-card h3 {
    margin: 16px 0 10px;
    font-size: 23px;
}

.result-card p {
    margin: 0;
    color: #b8c1e2;
}

.next-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
    padding: 34px;
    border-radius: 34px;
    background:
        linear-gradient(135deg, rgba(94, 231, 255, 0.14), rgba(143, 92, 255, 0.14)),
        rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.next-box h2 {
    margin: 0;
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.2;
}

.next-box p {
    margin: 14px 0 0;
    color: #b8c1e2;
    font-size: 17px;
}

@media (max-width: 980px) {
    .tools-hero-inner {
        grid-template-columns: 1fr;
    }

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

    .checker-layout {
        grid-template-columns: 1fr;
    }

    .score-panel {
        position: relative;
        top: 0;
    }

    .result-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .tools-hero {
        padding: 58px 16px 62px;
    }

    .tools-hero-left h1 {
        font-size: 40px;
    }

    .tools-hero-left p {
        font-size: 16px;
    }

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

    .checker-panel,
    .score-panel {
        padding: 22px;
    }

    .score-ring {
        width: 150px;
        height: 150px;
    }

    .score-number {
        font-size: 46px;
    }

    .next-box {
        flex-direction: column;
        align-items: flex-start;
    }
}

.score-level.level-empty {
    color: #5ee7ff;
    background: rgba(94, 231, 255, 0.10);
    border-color: rgba(94, 231, 255, 0.18);
}

.score-level.level-low {
    color: #ff9aae;
    background: rgba(255, 154, 174, 0.12);
    border-color: rgba(255, 154, 174, 0.22);
}

.score-level.level-middle {
    color: #ffcc70;
    background: rgba(255, 204, 112, 0.12);
    border-color: rgba(255, 204, 112, 0.22);
}

.score-level.level-high {
    color: #9effc3;
    background: rgba(158, 255, 195, 0.12);
    border-color: rgba(158, 255, 195, 0.22);
}