:root {
    --c-primary: #cf7a1e;
    --c-primary-l: #e8a640;
    --c-primary-d: #b5680f;
    --c-primary-bg: #fdf6e9;
    --c-accent: #cf7a1e;
    --c-accent-bg: #fdf6e9;
    --c-green: #5a7c47;
    --c-green-bg: #eef2e8;
    --c-text: #1a1f2e;
    --c-text2: #4a4f5c;
    --c-muted: #6b7280;
    --c-border: #e0d8cc;
    --c-bg: #ffffff;
    --c-bg2: #f5f0ea;
    --c-card-bg: #fbf7f1;
    --sidebar-bg: #e8dfd2;
    --sidebar-text: #1a1f2e;
    --sidebar-text2: #7a6e5e;
    --sidebar-border: #d5ccb8;
    --sidebar-active-bg: rgba(207,122,30,0.12);
    --sidebar-active-text: #b86a15;
    --sidebar-w: 280px;
    --f-serif: 'Noto Serif SC', Georgia, serif;
    --f-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius: 16px;
    --radius-btn: 10px;
    --shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02);
    --shadow-md: 0 4px 14px rgba(0,0,0,0.07);
    --shadow-glow: 0 4px 16px rgba(207,122,30,0.25);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--f-sans);
    color: var(--c-text);
    background: var(--c-bg2);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

:focus-visible {
    outline: 2px solid var(--c-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--c-primary);
    outline-offset: 2px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: var(--radius-btn);
    font-family: var(--f-sans);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-l));
    color: #fff;
    border-color: transparent;
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--c-primary-d), var(--c-primary));
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}
.btn-outline {
    background: transparent;
    color: var(--c-primary);
    border-color: var(--c-primary);
}
.btn-outline:hover {
    background: var(--c-primary);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(207,122,30,0.2);
}
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    overflow-y: auto;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-inner {
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.sidebar-profile {
    text-align: center;
    margin-bottom: 28px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(207,122,30,0.12);
}

.sp-avatar {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 14px;
    border: 2.5px solid #cf7a1e;
    box-shadow: 0 0 0 4px rgba(207,122,30,0.10);
}

.sp-avatar img { width: 100%; height: 100%; object-fit: cover; object-position: center 6%; }

.sp-name {
    font-family: var(--f-serif);
    font-size: 22px;
    font-weight: 700;
    color: var(--sidebar-text);
    margin-bottom: 4px;
}

.sp-bio {
    font-size: 14px;
    color: var(--sidebar-active-text);
    font-weight: 500;
    margin-bottom: 0;
}

.sidebar-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(0,0,0,0.04);
    border-radius: var(--radius-btn);
    margin-bottom: 16px;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.sidebar-search:focus-within {
    background: rgba(255,255,255,0.6);
    border-color: var(--sidebar-border);
    box-shadow: 0 0 0 2px rgba(207,122,30,0.12);
}

.ss-icon {
    flex-shrink: 0;
    color: var(--sidebar-text2);
}

.sidebar-search:focus-within .ss-icon {
    color: var(--c-primary);
}

.ss-input {
    border: none;
    background: transparent;
    outline: none;
    font-family: var(--f-sans);
    font-size: 13px;
    color: var(--sidebar-text);
    width: 100%;
}

.ss-input::placeholder {
    color: var(--sidebar-text2);
    opacity: 0.7;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-bottom: 16px;
    flex: 1;
    padding-top: 20px;
    border-top: 1px solid var(--sidebar-border);
}

.sn-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--sidebar-text2);
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.sn-item:hover {
    background: rgba(207,122,30,0.08);
    color: var(--sidebar-active-text);
}

.sn-item.active {
    background: var(--sidebar-active-bg);
    color: var(--sidebar-active-text);
    font-weight: 600;
    border-left-color: #cf7a1e;
}

.sn-item svg { flex-shrink: 0; opacity: 0.7; }
.sn-item.active svg { opacity: 1; }

.sidebar-copyright {
    font-size: 11px;
    color: #7a6e5e;
    text-align: center;
}

.sidebar-beian {
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 10px;
    text-align: center;
    line-height: 1.5;
}

.sidebar-beian a {
    color: #7a6e5e;
    transition: color 0.2s ease;
}

.sidebar-beian a:hover {
    color: var(--c-primary);
}

.main {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
}

.section {
    padding: 40px 0;
}

.section:nth-child(odd) {
    background: var(--c-bg2);
}

.section:nth-child(even) {
    background: #ffffff;
}

.section:nth-child(even) .bcc,
.section:nth-child(even) .product-card,
.section:nth-child(even) .av-card,
.section:nth-child(even) .art-card,
.section:nth-child(even) .kmlw-card {
    border-color: #d5ccb8;
}

.section + .section {
    border-top: 1px solid var(--c-border);
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

.sec-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--c-primary);
    letter-spacing: 2px;
    margin-bottom: 6px;
}

.sec-title {
    font-family: var(--f-serif);
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--c-text);
}

.sec-desc {
    font-size: 15px;
    color: var(--c-text2);
    margin-bottom: 28px;
    max-width: 560px;
}

.sec-desc-center {
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.sec-statement-center {
    text-align: center;
    margin-bottom: 12px;
}

.hero-full {
    min-height: calc(100vh - 0px);
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f5f0ea 0%, #efe8de 40%, #e8dcc8 100%);
    position: relative;
    overflow: hidden;
}

.hero-full::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(ellipse, rgba(232,166,64,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 40px;
    width: 100%;
    position: relative;
}

.hero-left {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(207,122,30,0.08);
    border: 1px solid rgba(207,122,30,0.15);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: #b86a15;
    margin-bottom: 28px;
    width: fit-content;
}

.hero-badge svg { color: #cf7a1e; }

.hero-title {
    font-family: var(--f-serif);
    font-size: clamp(32px, 4.5vw, 52px);
    font-weight: 700;
    color: #1a1f2e;
    line-height: 1.35;
    margin-bottom: 20px;
}

.hero-hl {
    color: #cf7a1e;
    position: relative;
}

.hero-hl::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 2px;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #cf7a1e, #e8a640);
    border-radius: 2px;
    opacity: 0.55;
}

.hero-desc {
    font-size: 16px;
    color: #6b6050;
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 460px;
}

.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-cta .btn-primary {
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-l));
    border-color: transparent;
    color: #fff;
    font-weight: 600;
    padding: 14px 32px;
    font-size: 15px;
}
.hero-cta .btn-primary:hover {
    box-shadow: 0 4px 16px rgba(207,122,30,0.3);
    transform: translateY(-2px);
}

.hero-cta .btn-outline {
    border-color: #cf7a1e;
    color: #cf7a1e;
    padding: 14px 32px;
    font-size: 15px;
}
.hero-cta .btn-outline:hover {
    background: rgba(207,122,30,0.06);
    color: #b86a15;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hs-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hs-num {
    font-family: var(--f-serif);
    font-size: 28px;
    font-weight: 700;
    color: #cf7a1e;
    line-height: 1.1;
}

.hs-label {
    font-size: 13px;
    color: #8b7e6e;
}

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

.hero-img {
    max-width: 100%;
    height: auto;
    max-height: 480px;
    object-fit: contain;
    filter: drop-shadow(0 8px 30px rgba(207,122,30,0.10));
}

.sec-subtitle {
    font-size: 15px;
    color: #8b7e6e;
    margin-bottom: 32px;
    max-width: 560px;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 48px;
}

.about-illust {
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-img {
    max-width: 100%;
    height: auto;
    max-height: 380px;
    object-fit: contain;
    filter: drop-shadow(0 8px 24px rgba(207,122,30,0.08));
}

.about-text {
    display: flex;
    flex-direction: column;
}

.about-heading {
    font-family: var(--f-serif);
    font-size: 22px;
    font-weight: 700;
    color: var(--c-text);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.about-heading::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #cf7a1e, #e8a640);
    border-radius: 2px;
}

.about-text p {
    font-size: 15px;
    color: var(--c-text2);
    line-height: 1.8;
    margin-bottom: 14px;
    text-indent: 2em;
}

.about-text p:last-child { margin-bottom: 0; }

.about-hl {
    color: #cf7a1e;
    font-weight: 600;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.av-card {
    padding: 24px 20px;
    background: var(--c-bg);
    border-radius: var(--radius);
    border: 1px solid var(--c-border);
    text-align: center;
    transition: all 0.3s ease;
}

.av-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(207,122,30,0.2);
}

.av-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    background: rgba(207,122,30,0.08);
    border-radius: 12px;
    color: #cf7a1e;
}

.av-card h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--c-text);
}

.av-card p {
    font-size: 13px;
    color: var(--c-muted);
    line-height: 1.5;
}

.km-layout {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
}

.kml-core {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.kmlc-ring {
    position: absolute;
    top: -10px;
    border-radius: 50%;
    border: 2px solid var(--c-primary);
    opacity: 0.12;
    width: 120px;
    height: 120px;
}

.kmlc-body {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--c-primary), var(--c-primary-l));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 24px rgba(207,122,30,0.25);
    position: relative;
    z-index: 2;
}

.kmlc-name { font-family: var(--f-serif); font-size: 16px; font-weight: 700; color: #fff; }
.kmlc-sub { font-size: 10px; color: rgba(255,255,255,0.75); margin-top: 2px; }

.kmlc-branches {
    width: 100%;
    max-width: 800px;
    height: 48px;
    margin-top: 2px;
    position: relative;
    z-index: 1;
}

.kml-wings {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
}

.kmlw-card {
    background: var(--c-bg);
    border-radius: var(--radius);
    padding: 16px 18px;
    border: 1px solid var(--c-border);
    transition: all 0.3s ease;
}

.kmlw-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(207,122,30,0.2);
}

.kmlw-head {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--c-primary);
    margin-bottom: 4px;
}

.kmlw-head h4 { font-family: var(--f-serif); font-size: 16px; font-weight: 600; color: var(--c-text); }

.kmlw-card > p { font-size: 12px; color: var(--c-muted); margin-bottom: 12px; }

.kmlw-pain { margin-bottom: 10px; }

.pain-tag {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(207,122,30,0.08);
    color: #b86a15;
    font-size: 10px;
    font-weight: 500;
    border-radius: 100px;
    margin-bottom: 6px;
}

.kmlw-pain ul { list-style: none; }

.kmlw-pain li {
    font-size: 12px;
    color: var(--c-text2);
    line-height: 1.5;
    padding: 1px 0;
    padding-left: 14px;
    position: relative;
}

.kmlw-pain li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #cf7a1e;
    opacity: 0.35;
}

.kmlw-solve { padding-top: 8px; border-top: 1px dashed var(--c-border); }

.solve-tag {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(90,124,71,0.08);
    color: #5a7c47;
    font-size: 10px;
    font-weight: 500;
    border-radius: 100px;
    margin-bottom: 6px;
}

.kmlw-solve ul { list-style: none; display: flex; gap: 12px; flex-wrap: wrap; }

.kmlw-solve li {
    font-size: 12px;
    color: #5a7c47;
    font-weight: 500;
}

.value-compact {
    margin-top: 36px;
    padding: 24px 28px;
    background: linear-gradient(135deg, rgba(207,122,30,0.04), rgba(232,166,64,0.06));
    border-radius: var(--radius);
    border: 1px solid rgba(207,122,30,0.10);
}

.value-compact h3 {
    font-family: var(--f-serif);
    font-size: 17px;
    font-weight: 600;
    color: var(--c-text);
    margin-bottom: 16px;
    text-align: center;
}

.vc-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 28px;
    justify-content: center;
}

.vc-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--c-text2);
    line-height: 1.6;
}

.vc-item svg {
    flex-shrink: 0;
    color: var(--c-primary);
    opacity: 0.7;
}

#connect .sec-desc {
    margin-bottom: 14px;
}

.connect-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
    max-width: 520px;
    margin: 0 auto;
    padding: 12px 0 24px;
}

.cc-qrcode {
    width: 100%;
    display: flex;
    justify-content: center;
    flex-shrink: 0;
}

.cc-qr-placeholder {
    width: 100%;
    max-width: 460px;
    aspect-ratio: 1816 / 624;
    background: var(--c-card-bg);
    border-radius: 14px;
    border: 1px solid rgba(207,122,30,0.12);
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.cc-qr-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 10px;
}

.cc-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    text-align: center;
}

.cc-title {
    font-family: var(--f-serif);
    font-size: 22px;
    font-weight: 700;
    color: var(--c-text);
    margin: 0;
}

.cc-tagline {
    font-size: 14px;
    color: var(--c-text2);
    line-height: 1.7;
}

.cc-action {
    color: var(--c-primary);
    font-weight: 600;
}

.cc-benefits {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
}

.ccb-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--c-muted);
}

.ccb-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 2px;
    background: var(--c-primary);
    opacity: 0.5;
    flex-shrink: 0;
}

.connect-contact {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
    padding-top: 0;
}

.cc-envelope {
    flex-shrink: 0;
    color: var(--c-primary);
    opacity: 0.7;
}

.cclabel {
    font-size: 12px;
    color: var(--c-muted);
}

.ccemail {
    font-size: 13px;
    color: var(--c-primary);
    text-decoration: none;
    font-weight: 500;
    opacity: 0.8;
}

.ccemail:hover {
    opacity: 1;
    text-decoration: underline;
}

.main-footer {
    padding: 24px 32px;
    border-top: 1px solid var(--c-border);
    text-align: center;
    font-size: 12px;
    color: var(--c-muted);
}

.main-footer p {
    margin: 0;
}

.footer-beian {
    margin-top: 8px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 6px 14px;
    font-size: 11px;
}

.footer-beian a {
    color: var(--c-muted);
    transition: color 0.2s ease;
}

.footer-beian a:hover {
    color: var(--c-primary);
}

.card-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.art-card {
    display: flex;
    background: var(--c-bg);
    border-radius: var(--radius);
    border: 1px solid var(--c-border);
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: default;
}

.art-card:hover {
    box-shadow: var(--shadow);
    transform: none;
    border-color: var(--c-border);
}

.art-card-link {
    cursor: pointer;
}

.art-card-link:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(207,122,30,0.2);
}

.art-card-link:hover h4 {
    color: var(--c-primary);
}

.insights-loading,
.insights-empty {
    grid-column: 1 / -1;
    padding: 28px;
    border: 1px dashed var(--c-border);
    border-radius: var(--radius);
    color: var(--c-muted);
    text-align: center;
    background: rgba(255,255,255,0.6);
}

.art-bar {
    width: 4px;
    flex-shrink: 0;
    background: var(--c-primary);
    opacity: 0.7;
}

.art-card:hover .art-bar {
    opacity: 1;
}

.art-body {
    padding: 16px 18px;
    flex: 1;
}

.art-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.art-meta time {
    font-size: 11px;
    color: var(--c-muted);
    margin-left: auto;
}

.art-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    line-height: 1.4;
    color: var(--c-text);
}

.art-card:hover h4 {
    color: var(--c-text);
}

.art-card p {
    font-size: 13px;
    color: var(--c-text2);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.beliefs-content { margin: 0 auto; }

.bc-core { text-align: center; margin-bottom: 32px; }

.bc-statement {
    font-family: var(--f-serif);
    font-size: 20px;
    font-weight: 600;
    color: var(--c-text);
    line-height: 1.7;
}

.bc-bridge {
    max-width: 720px;
    margin: 0 auto 40px;
    background: linear-gradient(135deg, rgba(207,122,30,0.02), rgba(232,166,64,0.04));
    border-radius: var(--radius);
    padding: 24px;
}

.bc-bridge-svg { width: 100%; height: auto; }

.bc-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.bcc {
    padding: 28px 22px;
    background: var(--c-bg);
    border-radius: var(--radius);
    border: 1px solid var(--c-border);
    text-align: center;
    transition: all 0.3s ease;
}

.bcc:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(207,122,30,0.2);
}

.bcc-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
}

.bcc-icon svg { width: 100%; height: 100%; }

.bcc h3 { font-family: var(--f-serif); font-size: 16px; font-weight: 600; margin-bottom: 10px; }
.bcc p { font-size: 13px; color: var(--c-text2); line-height: 1.7; }

.paths-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.path-tab {
    padding: 8px 22px;
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: 100px;
    font-family: var(--f-sans);
    font-size: 13px;
    font-weight: 500;
    color: var(--c-text2);
    cursor: pointer;
    transition: all 0.2s ease;
}

.path-tab:hover {
    border-color: var(--c-primary);
    color: var(--c-primary);
}

.path-tab.active {
    background: var(--c-primary);
    border-color: var(--c-primary);
    color: #fff;
}

.path-panel {
    display: none;
}

.path-panel.active {
    display: block;
}

.path-header {
    text-align: center;
    margin-bottom: 32px;
}

.path-header h3 {
    font-family: var(--f-serif);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--c-text);
}

.path-header p {
    font-size: 14px;
    color: var(--c-text2);
}

.path-subtitle {
    font-size: 15px;
    color: var(--c-primary) !important;
    font-weight: 500;
    font-style: italic;
}

.path-steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    max-width: 900px;
    margin: 0 auto;
}

.path-step {
    flex: 1;
    max-width: 200px;
    text-align: center;
}

.step-number {
    font-family: var(--f-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--c-primary);
    opacity: 0.5;
    margin-bottom: 10px;
    line-height: 1;
}

.step-content h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--c-text);
    margin-bottom: 5px;
}

.step-content p {
    font-size: 13px;
    color: var(--c-text2);
    line-height: 1.6;
    margin-bottom: 8px;
}

.step-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 500;
}

.step-tag.free { background: var(--c-green-bg); color: var(--c-green); }
.step-tag.premium { background: var(--c-accent-bg); color: var(--c-accent); }

.path-connector {
    width: 36px;
    height: 2px;
    background: var(--c-border);
    margin-top: 18px;
    flex-shrink: 0;
    position: relative;
}

.path-connector::after {
    content: '';
    position: absolute;
    right: -3px;
    top: -3px;
    width: 8px;
    height: 8px;
    border-top: 2px solid var(--c-primary);
    border-right: 2px solid var(--c-primary);
    transform: rotate(45deg);
    opacity: 0.4;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product-card {
    position: relative;
    padding: 28px 22px;
    background: var(--c-bg);
    border-radius: var(--radius);
    border: 1px solid var(--c-border);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(207,122,30,0.2);
}

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 3px 10px;
    background: var(--c-green-bg);
    color: var(--c-green);
    font-size: 11px;
    font-weight: 600;
    border-radius: 100px;
}

.product-badge.premium {
    background: var(--c-accent-bg);
    color: var(--c-accent);
}

.product-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 16px;
    color: var(--c-primary);
}

.product-icon svg { width: 100%; height: 100%; }

.product-card h3 {
    font-family: var(--f-serif);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--c-text);
}

.product-desc {
    font-size: 13px;
    color: var(--c-text2);
    line-height: 1.6;
    margin-bottom: 14px;
}

.product-features {
    list-style: none;
    margin-bottom: 18px;
    flex: 1;
}

.product-features li {
    font-size: 12px;
    color: var(--c-text2);
    padding: 4px 0;
    padding-left: 18px;
    position: relative;
}

.product-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 2px;
    background: var(--c-primary);
    opacity: 0.35;
}

.product-link {
    font-size: 13px;
    font-weight: 500;
    color: var(--c-primary);
    transition: all 0.2s ease;
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.product-link:hover {
    color: var(--c-primary-d);
    gap: 8px;
}

.product-link.soon {
    color: var(--c-muted);
    cursor: default;
}

.product-link.soon:hover {
    color: var(--c-muted);
    gap: 4px;
}

.post-main {
    min-height: 100vh;
    padding: 56px 32px 72px;
    background: linear-gradient(180deg, #fbf7f1 0%, #f5f0ea 100%);
}

.post-article {
    max-width: 760px;
    margin: 0 auto;
    padding: 48px 52px;
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.post-back {
    display: inline-flex;
    align-items: center;
    margin-bottom: 28px;
    color: var(--c-primary);
    font-size: 14px;
    font-weight: 500;
}

.post-back::before {
    content: '←';
    margin-right: 6px;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    color: var(--c-muted);
    font-size: 13px;
}

.post-article h1 {
    font-family: var(--f-serif);
    font-size: 36px;
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 18px;
    color: var(--c-text);
}

.post-summary {
    padding: 18px 20px;
    margin-bottom: 36px;
    border-left: 4px solid var(--c-primary);
    border-radius: 0 12px 12px 0;
    background: var(--c-primary-bg);
    color: var(--c-text2);
    font-size: 15px;
    line-height: 1.8;
}

.post-content {
    color: var(--c-text);
    font-size: 17px;
    line-height: 2;
}

.post-content h2 {
    font-family: var(--f-serif);
    font-size: 24px;
    margin: 36px 0 14px;
    color: var(--c-text);
}

.post-content h3 {
    font-size: 19px;
    margin: 28px 0 10px;
    color: var(--c-text);
}

.post-content p {
    margin: 0 0 18px;
}

.post-content ul,
.post-content ol {
    margin: 0 0 20px 1.4em;
    color: var(--c-text2);
}

.post-content li {
    margin-bottom: 8px;
    padding-left: 4px;
}

.post-content blockquote {
    margin: 24px 0;
    padding: 16px 20px;
    border-left: 4px solid var(--c-primary);
    background: #fbf7f1;
    color: var(--c-text2);
    border-radius: 0 12px 12px 0;
}

.post-content code {
    padding: 2px 6px;
    border-radius: 6px;
    background: var(--c-bg2);
    color: var(--c-primary-d);
    font-family: Consolas, Monaco, monospace;
    font-size: 0.92em;
}

.post-content figure {
    margin: 28px 0;
}

.post-content figure img {
    border-radius: 16px;
    border: 1px solid var(--c-border);
}

.post-content figcaption {
    margin-top: 8px;
    text-align: center;
    color: var(--c-muted);
    font-size: 13px;
}

.post-connect {
    margin-top: 44px;
    padding: 28px;
    border-radius: 18px;
    background: #fbf7f1;
    border: 1px solid var(--c-border);
    text-align: center;
}

.post-connect h2 {
    font-family: var(--f-serif);
    font-size: 22px;
    margin-bottom: 8px;
}

.post-connect p {
    margin-bottom: 18px;
    color: var(--c-text2);
    font-size: 14px;
}

.post-connect-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.post-wechat-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: var(--radius-btn);
    color: var(--c-primary);
    border: 2px solid var(--c-primary);
    font-size: 14px;
    font-weight: 500;
}

.post-wechat-link:hover {
    background: var(--c-primary);
    color: #fff;
}

.av-card,
.kmlw-card,
.art-card,
.bcc,
.product-card,
.post-connect,
.cc-qr-placeholder {
    background: var(--c-card-bg);
    transition: background-color 0.25s ease, box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}

.av-card:hover,
.kmlw-card:hover,
.art-card-link:hover,
.bcc:hover,
.product-card:hover {
    background: #fff;
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(207,122,30,0.2);
}

.art-card:not(.art-card-link):hover {
    background: #fff;
}

.post-connect:hover {
    background: #fff;
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.mobile-toggle {
    display: none;
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 200;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(207,122,30,0.08);
    border: 1px solid #e0d8cc;
    color: #1a1f2e;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(26,31,46,0.25);
    z-index: 90;
}

@media (max-width: 1024px) {
    .km-layout { gap: 20px; }
    .kml-wings { grid-template-columns: 1fr; }
    .about-layout { grid-template-columns: 1fr; gap: 28px; }
    .products-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-inner { grid-template-columns: 1fr; gap: 24px; padding: 40px 24px; }
    .hero-right { order: -1; }
    .hero-img { max-height: 280px; }
    .hero-stats { gap: 24px; }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .sidebar-overlay.open { display: block; }
    .main { margin-left: 0; }
    .post-main { padding: 80px 16px 40px; }
    .post-article { padding: 30px 22px; border-radius: 18px; }
    .post-article h1 { font-size: 28px; }
    .post-summary { padding: 14px 16px; font-size: 14px; }
    .post-content { font-size: 15px; line-height: 1.9; }
    .post-content h2 { font-size: 21px; }
    .mobile-toggle { display: flex; }
    .section-inner { padding: 0 20px; }
    .hero-full { min-height: auto; }
    .hero-inner { padding: 32px 20px; }
    .hero-title { font-size: 28px; }
    .hero-desc { font-size: 14px; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; text-align: center; }
    .hero-stats { gap: 20px; }
    .hs-num { font-size: 22px; }
    .card-grid-2 { grid-template-columns: 1fr; }
    .bc-cards { grid-template-columns: 1fr; gap: 12px; }
    .path-steps { flex-direction: column; align-items: center; }
    .path-connector { transform: rotate(90deg); margin-top: 0; width: 28px; }
    .paths-tabs { gap: 6px; flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; justify-content: flex-start; padding-bottom: 4px; }
    .paths-tabs::-webkit-scrollbar { display: none; }
    .path-tab { flex-shrink: 0; padding: 6px 14px; font-size: 12px; }
    .products-grid { grid-template-columns: 1fr; }
    .about-values { grid-template-columns: repeat(2, 1fr); }
    .about-img { max-height: 260px; }
    .km-layout { gap: 16px; }
    .kml-wings { grid-template-columns: 1fr; }
    .vc-list { flex-direction: column; gap: 8px; }
    .connect-card { flex-direction: column; gap: 24px; padding: 12px 0 24px; }
    .cc-qrcode { margin: 0 auto; width: 100%; display: flex; justify-content: center; }
    .cc-qr-placeholder { width: 100%; max-width: 420px; }
}

@media print {
    .sidebar, .mobile-toggle, .sidebar-overlay, .hero-right, .paths-tabs, .connect-card, .connect-contact { display: none !important; }
    .main { margin-left: 0 !important; }
    .section { padding: 20px 0 !important; break-inside: avoid; }
    .section-inner { padding: 0 20px !important; }
    .hero-full { min-height: auto !important; background: none !important; }
    body { background: #fff !important; color: #000 !important; }
    a { color: #000 !important; text-decoration: underline !important; }
}