/* zyyo 暗紫主题 - 协议/教程页 */
:root {
    --zyyo-primary: #747bff;
    --zyyo-accent: #f76cc6;
    --zyyo-bg: #131418;
    --zyyo-bg-card: rgba(19, 20, 24, 0.85);
    --zyyo-border: rgba(116, 123, 255, 0.25);
    --zyyo-text: #ffffff;
    --zyyo-muted: #8e8e8e;
    --zyyo-warning: #ffd43b;
    --zyyo-danger: #ff6b6b;
    --zyyo-success: #51cf66;
    --zyyo-gradient: linear-gradient(135deg, #747bff 0%, #a855f7 50%, #f76cc6 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    min-height: 100vh;
}

body.zyyo-content-page {
    font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
    background: linear-gradient(135deg, #0f0c29 0%, #1a0430 40%, #24243e 100%);
    background-attachment: fixed;
    color: var(--zyyo-text);
    line-height: 1.6;
}

.zyyo-content-filter {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    pointer-events: none;
    z-index: 0;
}

.zyyo-content-wrap {
    position: relative;
    z-index: 1;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 16px 40px;
}

/* 导航 */
.zyyo-content-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(19, 20, 24, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--zyyo-border);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.zyyo-content-nav-inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 16px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.zyyo-content-logo {
    font-size: 17px;
    font-weight: 700;
    background: var(--zyyo-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.zyyo-content-nav-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.zyyo-content-nav-links a {
    color: var(--zyyo-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

.zyyo-content-nav-links a:hover,
.zyyo-content-nav-links a.active {
    color: var(--zyyo-primary);
}

/* 头部 */
.zyyo-content-header {
    margin: 28px 0 24px;
    padding: 36px 24px;
    text-align: center;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(116, 123, 255, 0.18) 0%, rgba(247, 108, 198, 0.12) 100%);
    border: 1px solid var(--zyyo-border);
    box-shadow: 0 8px 32px rgba(116, 123, 255, 0.12);
}

.zyyo-content-header h1 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 12px;
    text-shadow: 0 2px 12px rgba(116, 123, 255, 0.3);
}

.zyyo-content-header p {
    font-size: 15px;
    color: var(--zyyo-muted);
    max-width: 640px;
    margin: 0 auto;
}

/* 警告 */
.zyyo-content-warning {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 16px 18px;
    margin-bottom: 22px;
    border-radius: 10px;
    background: rgba(255, 212, 59, 0.1);
    border: 1px solid rgba(255, 212, 59, 0.35);
    border-left: 4px solid var(--zyyo-warning);
    font-size: 14px;
    color: #ffeaa7;
}

.zyyo-content-warning strong {
    color: var(--zyyo-warning);
}

/* 卡片 */
.zyyo-section-card {
    background: var(--zyyo-bg-card);
    border: 1px solid var(--zyyo-border);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
    backdrop-filter: blur(12px);
}

.zyyo-section-card:hover {
    transform: translateY(-3px);
    border-color: rgba(116, 123, 255, 0.45);
    box-shadow: 0 10px 28px rgba(116, 123, 255, 0.15);
}

.zyyo-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    cursor: pointer;
    background: linear-gradient(90deg, rgba(116, 123, 255, 0.12), rgba(247, 108, 198, 0.08));
    border-bottom: 1px solid var(--zyyo-border);
}

.zyyo-card-header h2 {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.zyyo-btn-details {
    flex-shrink: 0;
    background: var(--zyyo-gradient);
    color: #fff;
    border: none;
    padding: 7px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 3px 12px rgba(116, 123, 255, 0.35);
    transition: transform 0.2s, box-shadow 0.2s;
}

.zyyo-btn-details:hover {
    transform: translateY(-1px);
    box-shadow: 0 5px 16px rgba(247, 108, 198, 0.4);
}

.zyyo-card-body {
    padding: 18px 20px;
    font-size: 14px;
    color: #c8c8c8;
    line-height: 1.85;
}

.zyyo-card-body h3 {
    font-size: 15px;
    color: var(--zyyo-primary);
    margin: 14px 0 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--zyyo-border);
}

.zyyo-card-body h3.danger {
    color: var(--zyyo-danger);
}

.zyyo-card-body li {
    margin-bottom: 8px;
    list-style: none;
    padding-left: 14px;
    position: relative;
}

.zyyo-card-body li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--zyyo-accent);
}

/* 模态框 */
.zyyo-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(6px);
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.zyyo-modal.open {
    display: flex;
}

.zyyo-modal-box {
    width: 100%;
    max-width: 820px;
    max-height: 90vh;
    overflow: auto;
    background: linear-gradient(180deg, rgba(26, 4, 48, 0.98) 0%, rgba(19, 20, 24, 0.98) 100%);
    border: 1px solid var(--zyyo-border);
    border-radius: 14px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: zyyoModalIn 0.28s ease;
}

@keyframes zyyoModalIn {
    from { opacity: 0; transform: translateY(-16px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.zyyo-modal-head {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: linear-gradient(90deg, rgba(116, 123, 255, 0.15), rgba(247, 108, 198, 0.1));
    border-bottom: 1px solid var(--zyyo-border);
}

.zyyo-modal-head h2 {
    font-size: 17px;
    font-weight: 600;
}

.zyyo-modal-close {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: var(--zyyo-muted);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}

.zyyo-modal-close:hover {
    background: rgba(255, 107, 107, 0.2);
    color: #fff;
}

.zyyo-modal-body {
    padding: 22px 24px 28px;
    font-size: 14px;
    color: #c8c8c8;
    line-height: 1.85;
}

.zyyo-modal-body h3 {
    font-size: 16px;
    color: var(--zyyo-primary);
    margin: 20px 0 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--zyyo-border);
}

.zyyo-modal-body h3.danger { color: var(--zyyo-danger); }

.zyyo-modal-body h4 {
    font-size: 15px;
    color: #fff;
    margin: 14px 0 8px;
}

.zyyo-modal-body ol,
.zyyo-modal-body ul {
    padding-left: 22px;
    margin: 10px 0;
}

.zyyo-modal-body li {
    margin-bottom: 8px;
}

.zyyo-modal-body .note {
    background: rgba(116, 123, 255, 0.12);
    border-left: 3px solid var(--zyyo-primary);
    padding: 12px 14px;
    margin: 14px 0;
    border-radius: 0 8px 8px 0;
    font-size: 13px;
    color: #ddd;
}

.zyyo-modal-body a {
    color: var(--zyyo-accent);
    word-break: break-all;
}

.zyyo-modal-body strong.danger { color: var(--zyyo-danger); }
.zyyo-modal-body strong.primary { color: var(--zyyo-primary); }

/* 页脚 */
.zyyo-content-footer {
    margin-top: 32px;
    padding: 24px;
    text-align: center;
    border-radius: 12px;
    background: var(--zyyo-bg-card);
    border: 1px solid var(--zyyo-border);
    color: var(--zyyo-muted);
    font-size: 12px;
}

.zyyo-content-footer p + p {
    margin-top: 8px;
}

@media (max-width: 768px) {
    .zyyo-content-nav-inner {
        flex-direction: column;
        height: auto;
        padding: 14px 16px;
    }
    .zyyo-content-header h1 { font-size: 20px; }
    .zyyo-card-header {
        flex-direction: column;
        align-items: flex-start;
    }
}