.rules-page .page-wrap {
    width: min(calc(100% - 32px), 66rem);
}

.notebook {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255, 240, 188, 0.32);
}

.paper-head {
    padding: clamp(26px, 5vw, 52px) clamp(20px, 5vw, 54px) 26px;
    border-bottom: 1px solid var(--line);
}

.rules-eyebrow {
    margin: 0 0 7px;
    color: var(--accent);
    font-family: ui-monospace, Consolas, monospace;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.paper-head h1 {
    max-width: 18ch;
    margin: 0;
    letter-spacing: -0.045em;
    font-size: clamp(1.9rem, 4.5vw, 3.25rem);
    line-height: 1.02;
}

.rules-subtitle {
    max-width: 54rem;
    margin: 12px 0 0;
    color: var(--ink-soft);
}

.rule-list {
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: rule;
}

.rule-list li {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr) auto;
    gap: 14px;
    min-height: 45px;
    align-items: center;
    padding: 10px clamp(18px, 5vw, 54px);
    border-bottom: 1px solid rgba(76, 40, 16, 0.34);
    background: linear-gradient(to bottom, transparent calc(100% - 1px), rgba(87, 45, 16, 0.08) calc(100% - 1px));
    counter-increment: rule;
    font-family: "Roboto", Arial, sans-serif;
    font-size: 1.05rem;
    line-height: 1.55;
    transition: background 120ms ease;
}

.rule-list li:hover {
    background-color: rgba(255, 246, 208, 0.5);
}

.rule-list li::before {
    content: counter(rule, decimal-leading-zero);
    align-self: start;
    padding-top: 0.12em;
    color: var(--accent);
    font-family: ui-monospace, Consolas, monospace;
    font-size: 0.79rem;
    font-style: italic;
    font-weight: 800;
}

.rule-text {
    outline: none;
    border-radius: 4px;
    padding: 2px 4px;
    transition: background 120ms ease;
}

.rule-text:focus {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 0 2px var(--accent);
}

/* Ẩn hoàn toàn icon, chỉ hiện mờ ở góc phải khi rê chuột vào dòng đó */
.rule-list .item-actions {
    opacity: 0;
    pointer-events: none;
    transition: opacity 150ms ease;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.rule-list li:hover .item-actions {
    opacity: 1;
    pointer-events: auto;
}

.rule-list li:last-child {
    border-bottom: 0;
}

@media (max-width: 560px) {
    .rules-page .page-wrap {
        width: min(calc(100% - 24px), 66rem);
    }

    .paper-head {
        padding: 24px 20px 20px;
    }

    .rule-list li {
        grid-template-columns: 38px minmax(0, 1fr) auto;
        gap: 8px;
        padding: 10px 14px;
        font-size: 1rem;
    }

    /* Trên điện thoại, luôn hiện mờ icon ở góc phải */
    .rule-list .item-actions {
        opacity: 0.6;
        pointer-events: auto;
    }
}