/* ============================================================
   ZhiWei Tech Theme - Main Stylesheet
   科技蓝深色风格 - IT服务企业主题
   ============================================================ */

/* ========== CSS Variables ========== */
:root {
    --color-primary: #0066ff;
    --color-primary-dark: #0044cc;
    --color-primary-light: #3d8bff;
    --color-accent: #00d4ff;
    --color-accent-glow: rgba(0, 212, 255, 0.4);

    --color-bg-dark: #0a0e1a;
    --color-bg-darker: #050811;
    --color-bg-card: #131826;
    --color-bg-card-hover: #1a2238;
    --color-bg-section: #0d1320;
    --color-bg-section-alt: #0f1626;

    --color-text: #e8ecf5;
    --color-text-secondary: #a3b1cc;
    --color-text-muted: #6b7a99;

    --color-border: rgba(0, 102, 255, 0.15);
    --color-border-hover: rgba(0, 212, 255, 0.4);

    --gradient-primary: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    --gradient-dark: linear-gradient(180deg, #0a0e1a 0%, #050811 100%);
    --gradient-card: linear-gradient(145deg, rgba(19, 24, 38, 0.9) 0%, rgba(10, 14, 26, 0.95) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(0, 102, 255, 0.3) 0%, rgba(0, 212, 255, 0.15) 50%, rgba(10, 14, 26, 0.95) 100%);

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 24px rgba(0, 212, 255, 0.3);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;

    --container-max: 1200px;
    --header-height: 72px;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.custom-background {
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-primary-light);
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: #fff;
}

/* ========== Container ========== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
    white-space: nowrap;
    line-height: 1.2;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn .dashicons {
    font-size: 18px;
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 102, 255, 0.35);
}

.btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn-outline:hover {
    color: var(--color-accent);
    border-color: var(--color-border-hover);
    background: rgba(0, 212, 255, 0.05);
}

.btn-taobao {
    background: linear-gradient(135deg, #ff6700 0%, #ff9500 100%);
    color: #fff;
    box-shadow: 0 4px 16px rgba(255, 103, 0, 0.3);
}

.btn-taobao:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 103, 0, 0.5);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 17px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ========== Top Bar ========== */
.top-bar {
    background: var(--color-bg-darker);
    border-bottom: 1px solid var(--color-border);
    font-size: 13px;
    color: var(--color-text-secondary);
    padding: 8px 0;
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.top-bar-left, .top-bar-right {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.top-bar-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.top-bar-item svg {
    width: 14px;
    height: 14px;
    color: var(--color-accent);
}

.top-bar-item a {
    color: var(--color-text-secondary);
}

.top-bar-item a:hover {
    color: var(--color-accent);
}

/* ========== Site Header ========== */
.site-header {
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

/* Site Branding */
.site-branding {
    flex-shrink: 0;
}

.site-logo img {
    max-height: 50px;
    width: auto;
}

.site-logo-text {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    font-weight: 700;
}

.logo-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    color: #fff;
    font-weight: 900;
    font-size: 18px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 16px rgba(0, 212, 255, 0.4);
    letter-spacing: -1px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text strong {
    font-size: 18px;
    color: #fff;
}

.logo-text small {
    font-size: 10px;
    color: var(--color-text-muted);
    letter-spacing: 2px;
    font-weight: 400;
}

/* Main Navigation */
.main-navigation {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu > li > a {
    display: block;
    padding: 10px 18px;
    color: var(--color-text);
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-menu > li > a:hover,
.nav-menu > li.current-menu-item > a,
.nav-menu > li.current_page_item > a {
    color: var(--color-accent);
    background: rgba(0, 212, 255, 0.08);
}

.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    min-width: 200px;
    padding: 8px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
}

.nav-menu li {
    position: relative;
}

.nav-menu li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu .sub-menu a {
    display: block;
    padding: 8px 12px;
    color: var(--color-text-secondary);
    font-size: 14px;
    border-radius: var(--radius-sm);
}

.nav-menu .sub-menu a:hover {
    color: var(--color-accent);
    background: rgba(0, 212, 255, 0.05);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    padding: 0 8px;
}

.menu-toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ========== Breadcrumb ========== */
.breadcrumb {
    background: var(--color-bg-section);
    padding: 16px 0;
    font-size: 14px;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
}

.breadcrumb a {
    color: var(--color-text-secondary);
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.breadcrumb .separator {
    margin: 0 8px;
    color: var(--color-text-muted);
}

.breadcrumb .current {
    color: var(--color-accent);
}

/* ========== Hero Section ========== */
.hero-section {
    position: relative;
    height: 600px;
    overflow: hidden;
    background: var(--color-bg-darker);
}

.hero-slider {
    position: relative;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 0.8s ease;
    display: flex;
    align-items: center;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide:not(.active) {
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 760px;
}

.hero-subtitle {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--color-border-hover);
    color: var(--color-accent);
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 56px;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 24px;
    font-weight: 900;
    letter-spacing: -1px;
    text-shadow: 0 2px 24px rgba(0, 0, 0, 0.5);
}

.hero-desc {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-controls {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 3;
}

.hero-prev, .hero-next {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    backdrop-filter: blur(8px);
}

.hero-prev:hover, .hero-next:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.hero-prev svg, .hero-next svg {
    width: 20px;
    height: 20px;
}

.hero-dots {
    display: flex;
    gap: 8px;
}

.hero-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.hero-dot.active {
    background: var(--color-accent);
    box-shadow: 0 0 12px var(--color-accent-glow);
    width: 28px;
    border-radius: 5px;
}

/* ========== Sections ========== */
.section {
    padding: 80px 0;
    position: relative;
}

.section-services {
    background: var(--color-bg-dark);
}

.section-stats {
    background: var(--gradient-dark);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.section-about {
    background: var(--color-bg-section-alt);
}

.section-ssl {
    background: var(--color-bg-dark);
}

.section-cases {
    background: var(--color-bg-section-alt);
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 56px;
}

.section-tag {
    display: inline-block;
    color: var(--color-accent);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 3px;
    margin-bottom: 12px;
    padding: 4px 0;
    position: relative;
}

.section-tag::before, .section-tag::after {
    content: '';
    display: inline-block;
    width: 24px;
    height: 1px;
    background: var(--color-accent);
    vertical-align: middle;
    margin: 0 8px;
}

.section-title {
    font-size: 36px;
    color: #fff;
    margin-bottom: 16px;
    font-weight: 800;
}

.section-desc {
    color: var(--color-text-secondary);
    font-size: 16px;
    line-height: 1.7;
}

.section-action {
    text-align: center;
    margin-top: 48px;
}

/* ========== Services Grid ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: block;
    color: var(--color-text);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
    color: var(--color-text);
    box-shadow: var(--shadow-glow);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    background: rgba(0, 102, 255, 0.1);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 32px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: #fff;
    transform: rotate(-6deg) scale(1.05);
    box-shadow: 0 0 24px rgba(0, 212, 255, 0.4);
}

.service-icon .dashicons {
    font-size: 32px;
    width: 32px;
    height: 32px;
}

.service-icon-text {
    font-size: 32px;
    font-weight: 900;
}

.service-title {
    font-size: 20px;
    color: #fff;
    margin-bottom: 12px;
    font-weight: 700;
}

.service-short {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 16px;
    min-height: 48px;
}

.service-more {
    display: inline-block;
    color: var(--color-accent);
    font-size: 14px;
    font-weight: 500;
}

.service-card:hover .service-more {
    color: var(--color-primary-light);
}

/* ========== Stats Block ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}

.stat-item {
    padding: 24px;
}

.stat-num {
    font-size: 48px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    color: var(--color-text-secondary);
    font-size: 15px;
    letter-spacing: 1px;
}

/* ========== About Section ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-text {
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: 16px;
    font-size: 15px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 32px 0;
}

.about-features li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.about-features svg {
    width: 22px;
    height: 22px;
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.about-features strong {
    display: block;
    color: #fff;
    font-size: 15px;
    margin-bottom: 4px;
}

.about-features span {
    color: var(--color-text-muted);
    font-size: 13px;
}

.about-visual {
    position: relative;
}

.about-image-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    padding: 32px;
    aspect-ratio: 4 / 5;
    display: flex;
    align-items: center;
}

.about-image-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 20%, rgba(0, 102, 255, 0.3), transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(0, 212, 255, 0.2), transparent 50%);
    z-index: 1;
}

.about-image-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    width: 100%;
}

.about-stat {
    text-align: center;
}

.about-stat strong {
    display: block;
    font-size: 42px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 8px;
}

.about-stat span {
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* ========== SSL Cards ========== */
.ssl-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.ssl-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.ssl-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.ssl-thumb {
    height: 160px;
    background: var(--color-bg-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
    position: relative;
}

.ssl-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ssl-thumb-placeholder {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.15), rgba(0, 212, 255, 0.05));
}

.ssl-thumb-placeholder .dashicons {
    font-size: 56px;
    width: 56px;
    height: 56px;
    color: var(--color-accent);
    opacity: 0.6;
}

.ssl-card-body {
    padding: 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ssl-brand {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 4px;
    margin-bottom: 10px;
    align-self: flex-start;
    letter-spacing: 0.5px;
}

.ssl-title {
    font-size: 18px;
    color: #fff;
    margin-bottom: 16px;
    line-height: 1.4;
    font-weight: 700;
}

.ssl-attrs {
    margin-bottom: 16px;
    flex: 1;
}

.ssl-attrs li {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 13px;
}

.ssl-attrs li:last-child {
    border-bottom: none;
}

.ssl-attrs span {
    color: var(--color-text-muted);
}

.ssl-attrs b {
    color: var(--color-text);
    font-weight: 500;
}

.ssl-price {
    margin: 16px 0;
    padding: 12px;
    background: rgba(255, 103, 0, 0.08);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.price-num {
    color: #ff9500;
    font-size: 24px;
    font-weight: 900;
}

.price-unit {
    color: var(--color-text-secondary);
    font-size: 13px;
}

.ssl-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
}

.ssl-actions .btn {
    flex: 1;
    padding: 10px 12px;
    font-size: 13px;
}

/* ========== Cases Grid ========== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.cases-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.case-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: block;
    color: var(--color-text);
}

.case-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
    color: var(--color-text);
}

.case-thumb {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: var(--color-bg-darker);
}

.case-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.case-card:hover .case-thumb img {
    transform: scale(1.08);
}

.case-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.15), rgba(0, 212, 255, 0.05));
}

.case-thumb-placeholder .dashicons {
    font-size: 64px;
    width: 64px;
    height: 64px;
    color: var(--color-accent);
    opacity: 0.5;
}

.case-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 102, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    font-weight: 500;
    opacity: 0;
    transition: var(--transition);
}

.case-card:hover .case-overlay {
    opacity: 1;
}

.case-card-body {
    padding: 24px;
}

.case-title {
    font-size: 18px;
    color: #fff;
    margin-bottom: 12px;
    line-height: 1.4;
    font-weight: 700;
}

.case-meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
    font-size: 12px;
    color: var(--color-text-muted);
}

.case-meta span {
    padding: 2px 8px;
    background: rgba(0, 212, 255, 0.08);
    border-radius: 4px;
    color: var(--color-text-secondary);
}

.case-card-body p {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

.case-services {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--color-border);
    font-size: 13px;
}

.case-services-label {
    color: var(--color-text-muted);
}

.case-services-val {
    color: var(--color-accent);
}

/* ========== CTA Banner ========== */
.cta-banner {
    background: var(--gradient-dark);
    padding: 64px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 50%, rgba(0, 102, 255, 0.2), transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(0, 212, 255, 0.15), transparent 50%);
    z-index: 1;
}

.cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 760px;
    margin: 0 auto;
}

.cta-title {
    font-size: 32px;
    color: #fff;
    margin-bottom: 16px;
    font-weight: 800;
}

.cta-desc {
    color: var(--color-text-secondary);
    font-size: 16px;
    margin-bottom: 32px;
    line-height: 1.7;
}

/* ========== Page Header Banner ========== */
.page-header-banner {
    background: var(--gradient-dark);
    padding: 80px 0 56px;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.page-header-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(0, 102, 255, 0.2), transparent 60%);
    z-index: 1;
}

.page-header-banner .container {
    position: relative;
    z-index: 2;
}

.page-banner-title {
    font-size: 40px;
    color: #fff;
    margin-bottom: 12px;
    font-weight: 900;
    letter-spacing: -1px;
}

.page-banner-desc {
    color: var(--color-text-secondary);
    font-size: 16px;
}

.ssl-banner {
    background: linear-gradient(135deg, rgba(10, 14, 26, 0.95), rgba(0, 102, 255, 0.2));
}

.ssl-banner-tags {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 24px;
    flex-wrap: wrap;
}

.banner-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--color-border-hover);
    color: var(--color-accent);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
}

/* ========== About Page ========== */
.about-page-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-page-content p {
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: 16px;
    font-size: 15px;
}

.info-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    position: sticky;
    top: 100px;
}

.info-card h3 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.info-list li {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed var(--color-border);
    align-items: center;
}

.info-list li:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--color-text-muted);
    font-size: 14px;
}

.info-value {
    color: var(--color-accent);
    font-size: 16px;
    font-weight: 700;
}

/* Values Grid */
.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.value-card {
    text-align: center;
    padding: 32px 20px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.value-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.value-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 28px;
}

.value-icon .dashicons {
    font-size: 28px;
    width: 28px;
    height: 28px;
}

.value-card h3 {
    color: #fff;
    font-size: 20px;
    margin-bottom: 8px;
}

.value-card p {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 32px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    padding-bottom: 40px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -32px;
    top: 4px;
    width: 18px;
    height: 18px;
    background: var(--color-bg-dark);
    border: 3px solid var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--color-accent-glow);
}

.timeline-year {
    display: inline-block;
    background: var(--gradient-primary);
    color: #fff;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 8px;
}

.timeline-content h3 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 8px;
}

.timeline-content p {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

/* Qualifications */
.qual-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
}

.qual-card {
    text-align: center;
    padding: 32px 16px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.qual-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.qual-card .dashicons {
    font-size: 40px;
    width: 40px;
    height: 40px;
    color: var(--color-accent);
    margin-bottom: 12px;
}

.qual-card h3 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 6px;
}

.qual-card p {
    color: var(--color-text-muted);
    font-size: 13px;
}

/* ========== Services Detail Page ========== */
.service-detail-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 64px;
    align-items: center;
    margin-bottom: 80px;
    padding-bottom: 80px;
    border-bottom: 1px solid var(--color-border);
}

.service-detail-row:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.service-detail-row.reverse {
    direction: rtl;
}

.service-detail-row.reverse > * {
    direction: ltr;
}

.service-detail-num {
    display: inline-block;
    font-size: 48px;
    font-weight: 900;
    color: transparent;
    -webkit-text-stroke: 1px var(--color-accent);
    margin-bottom: 16px;
    line-height: 1;
}

.service-detail-title {
    font-size: 28px;
    color: #fff;
    margin-bottom: 16px;
    font-weight: 800;
}

.service-detail-short {
    color: var(--color-accent);
    font-size: 15px;
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-detail-text {
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: 24px;
}

.service-detail-text p {
    margin-bottom: 12px;
}

.service-detail-visual {
    display: flex;
    justify-content: center;
}

.service-detail-icon-box {
    width: 240px;
    height: 240px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 96px;
    position: relative;
    overflow: hidden;
}

.service-detail-icon-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.15), transparent 70%);
}

.service-detail-icon-box .dashicons {
    font-size: 96px;
    width: 96px;
    height: 96px;
    position: relative;
    z-index: 1;
}

/* Process Grid */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
}

.process-step {
    text-align: center;
    padding: 28px 16px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    position: relative;
    transition: var(--transition);
}

.process-step:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.process-num {
    font-size: 32px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
}

.process-step h3 {
    color: #fff;
    font-size: 17px;
    margin-bottom: 8px;
}

.process-step p {
    color: var(--color-text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

/* ========== SSL Filters ========== */
.ssl-filters {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
    padding: 20px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.ssl-filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-label {
    color: var(--color-text-muted);
    font-size: 14px;
    min-width: 60px;
}

.filter-chip {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 13px;
    transition: var(--transition);
}

.filter-chip:hover, .filter-chip.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #fff;
}

.case-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
    padding: 20px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

/* ========== Compare Table ========== */
.table-wrap {
    overflow-x: auto;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

.compare-table th, .compare-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
}

.compare-table th {
    background: rgba(0, 102, 255, 0.1);
    color: #fff;
    font-weight: 700;
    font-size: 15px;
}

.compare-table td {
    color: var(--color-text-secondary);
}

.compare-table tr:last-child td {
    border-bottom: none;
}

.compare-table tr:hover td {
    background: rgba(0, 212, 255, 0.03);
}

.compare-table td:first-child {
    color: #fff;
    font-weight: 500;
}

/* Guarantee Grid */
.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.guarantee-item {
    text-align: center;
    padding: 32px 20px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.guarantee-item:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.guarantee-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
}

.guarantee-icon .dashicons {
    font-size: 28px;
    width: 28px;
    height: 28px;
}

.guarantee-item h3 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 8px;
}

.guarantee-item p {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* ========== Contact Page ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info {
    padding-right: 16px;
}

.contact-desc {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.contact-list {
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
    align-items: flex-start;
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 20px;
    height: 20px;
}

.contact-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact-label {
    color: var(--color-text-muted);
    font-size: 13px;
}

.contact-value {
    color: #fff;
    font-size: 17px;
    font-weight: 600;
}

.contact-text small {
    color: var(--color-text-muted);
    font-size: 12px;
    margin-top: 4px;
}

/* Wechat QR */
.wechat-qr {
    text-align: center;
    margin: 32px 0;
    padding: 24px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.qr-img, .qr-placeholder {
    width: 180px;
    height: 180px;
    margin: 0 auto 12px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.qr-img {
    object-fit: cover;
}

.qr-placeholder {
    background: rgba(0, 212, 255, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    gap: 8px;
}

.qr-placeholder .dashicons {
    font-size: 64px;
    width: 64px;
    height: 64px;
    color: var(--color-accent);
    opacity: 0.4;
}

.qr-placeholder small {
    font-size: 12px;
}

.qr-tip {
    color: var(--color-text-secondary);
    font-size: 14px;
}

/* Taobao Entry */
.taobao-entry {
    margin-top: 24px;
}

.taobao-tip {
    color: var(--color-text-muted);
    font-size: 13px;
    text-align: center;
    margin-top: 8px;
}

/* Contact Form */
.contact-form-wrap {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.form-title {
    color: #fff;
    font-size: 24px;
    margin-bottom: 8px;
}

.form-desc {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    color: var(--color-text);
    font-size: 14px;
    margin-bottom: 6px;
    font-weight: 500;
}

.required {
    color: #ff6b6b;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 14px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-actions {
    margin-top: 8px;
}

.form-message {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    display: none;
}

.form-message.success {
    background: rgba(40, 200, 100, 0.1);
    border: 1px solid rgba(40, 200, 100, 0.3);
    color: #4ade80;
    display: block;
}

.form-message.error {
    background: rgba(255, 80, 80, 0.1);
    border: 1px solid rgba(255, 80, 80, 0.3);
    color: #ff6b6b;
    display: block;
}

.form-tip {
    color: var(--color-text-muted);
    font-size: 12px;
    margin-top: 12px;
    text-align: center;
}

/* Map */
.map-wrap {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.map-tip {
    color: var(--color-text-muted);
    font-size: 13px;
    padding: 12px 16px;
    text-align: center;
    background: var(--color-bg-darker);
}

/* ========== Single / Archive ========== */
.content-with-sidebar {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 48px;
}

.post-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.post-item {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: grid;
    grid-template-columns: 280px 1fr;
    transition: var(--transition);
}

.post-item:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-2px);
}

.post-thumb {
    display: block;
    overflow: hidden;
    background: var(--color-bg-darker);
}

.post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4 / 3;
    transition: transform 0.6s ease;
}

.post-item:hover .post-thumb img {
    transform: scale(1.08);
}

.post-content {
    padding: 24px;
}

.post-title {
    font-size: 22px;
    margin-bottom: 12px;
    line-height: 1.4;
}

.post-title a {
    color: #fff;
}

.post-title a:hover {
    color: var(--color-accent);
}

.post-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 13px;
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.post-meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.post-meta .dashicons {
    font-size: 14px;
    width: 14px;
    height: 14px;
}

.post-excerpt {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 16px;
}

.read-more {
    color: var(--color-accent);
    font-size: 14px;
    font-weight: 500;
}

/* Single Post */
.single-post .post-featured-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 32px;
}

.single-post .entry-content {
    color: var(--color-text-secondary);
    line-height: 1.9;
    font-size: 16px;
}

.single-post .entry-content p {
    margin-bottom: 20px;
}

.single-post .entry-content h2,
.single-post .entry-content h3 {
    color: #fff;
    margin: 32px 0 16px;
}

.single-post .entry-content img {
    border-radius: var(--radius-md);
    margin: 24px 0;
}

.single-post .entry-content ul,
.single-post .entry-content ol {
    margin: 16px 0 16px 24px;
}

.single-post .entry-content li {
    margin-bottom: 8px;
}

.single-post .entry-content blockquote {
    border-left: 4px solid var(--color-accent);
    padding: 16px 24px;
    margin: 24px 0;
    background: rgba(0, 212, 255, 0.05);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text);
}

.single-post .entry-content code {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-accent);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}

.single-post .entry-content pre {
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px;
    overflow-x: auto;
    margin: 16px 0;
}

.single-post .entry-content pre code {
    background: none;
    color: var(--color-text);
    padding: 0;
}

.post-tags {
    margin: 32px 0;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.tag-label {
    color: var(--color-text-muted);
    margin-right: 8px;
}

.post-tags a {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 13px;
    margin: 0 4px 4px 0;
}

.post-tags a:hover {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    margin: 32px 0;
    padding: 24px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: 16px;
}

.post-navigation a {
    color: var(--color-text-secondary);
    font-size: 14px;
}

.post-navigation a:hover {
    color: var(--color-accent);
}

/* Sidebar */
.content-sidebar .widget {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
}

.widget-title {
    color: #fff;
    font-size: 16px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.widget ul {
    list-style: none;
}

.widget ul li {
    padding: 8px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 14px;
}

.widget ul li:last-child {
    border-bottom: none;
}

.widget ul li a {
    color: var(--color-text-secondary);
}

.widget ul li a:hover {
    color: var(--color-accent);
}

.widget_search .search-form {
    display: flex;
    gap: 8px;
}

.search-form {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.search-field {
    flex: 1;
    padding: 10px 12px;
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 14px;
}

.search-field:focus {
    outline: none;
    border-color: var(--color-accent);
}

.search-submit {
    width: 40px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-sm);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-submit svg {
    width: 18px;
    height: 18px;
}

/* Pagination */
.pagination {
    margin-top: 40px;
}

.pagination .page-numbers {
    display: flex;
    justify-content: center;
    gap: 8px;
    list-style: none;
    padding: 0;
    flex-wrap: wrap;
}

.pagination .page-numbers li {
    list-style: none;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 14px;
    transition: var(--transition);
}

.pagination a:hover,
.pagination .current {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
}

/* ========== SSL Detail Page ========== */
.ssl-detail-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 32px;
    align-items: start;
}

.ssl-detail-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-bg-darker);
    margin-bottom: 24px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ssl-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ssl-detail-image.ssl-thumb-placeholder .dashicons {
    font-size: 96px;
    width: 96px;
    height: 96px;
    color: var(--color-accent);
    opacity: 0.5;
}

.ssl-detail-side {
    position: sticky;
    top: 100px;
}

.ssl-detail-card {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.ssl-detail-card-title {
    color: #fff;
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.ssl-detail-list li {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 14px;
}

.ssl-detail-list li:last-child {
    border-bottom: none;
}

.ssl-detail-list span {
    color: var(--color-text-muted);
}

.ssl-detail-list b {
    color: var(--color-text);
    font-weight: 500;
}

.ssl-detail-price {
    margin: 20px 0;
    padding: 16px;
    background: rgba(255, 103, 0, 0.08);
    border-radius: var(--radius-sm);
    text-align: center;
}

.ssl-detail-price .price-label {
    display: block;
    color: var(--color-text-muted);
    font-size: 13px;
    margin-bottom: 4px;
}

.ssl-detail-price .price-value {
    color: #ff9500;
    font-size: 32px;
    font-weight: 900;
}

.ssl-detail-price .price-unit {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-left: 4px;
}

.ssl-detail-tip {
    color: var(--color-text-muted);
    font-size: 12px;
    text-align: center;
    margin: 12px 0;
}

/* Case Detail Page */
.case-detail-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 32px;
    align-items: start;
}

.case-detail-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 24px;
}

.case-detail-card,
.case-detail-cta {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}

.case-detail-card-title {
    color: #fff;
    font-size: 16px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.case-detail-list li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed var(--color-border);
    font-size: 13px;
}

.case-detail-list li:last-child {
    border-bottom: none;
}

.case-detail-list span {
    color: var(--color-text-muted);
}

.case-detail-cta h4 {
    color: #fff;
    font-size: 16px;
    margin-bottom: 8px;
}

.case-detail-cta p {
    color: var(--color-text-secondary);
    font-size: 13px;
    margin-bottom: 16px;
}

/* Service Detail Page */
.service-detail-page {
    max-width: 900px;
    margin: 0 auto;
}

.service-detail-banner {
    text-align: center;
    margin-bottom: 32px;
}

.service-icon-large {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 56px;
    position: relative;
    overflow: hidden;
}

.service-icon-large::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.2), transparent 70%);
}

.service-icon-large .dashicons {
    font-size: 56px;
    width: 56px;
    height: 56px;
    position: relative;
    z-index: 1;
}

.service-detail-cta {
    text-align: center;
    padding: 48px;
    background: var(--gradient-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    margin-top: 48px;
}

.service-detail-cta h3 {
    color: #fff;
    font-size: 24px;
    margin-bottom: 8px;
}

.service-detail-cta p {
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

/* ========== 404 Page ========== */
.section-404 {
    padding: 120px 0;
}

.error-404-wrap {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.error-code {
    font-size: 160px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 24px;
}

.error-title {
    font-size: 32px;
    color: #fff;
    margin-bottom: 16px;
}

.error-desc {
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    font-size: 16px;
}

.error-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.error-search, .error-quick-links {
    margin-top: 32px;
    padding: 24px;
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.error-search h3, .error-quick-links h3 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 16px;
}

.error-quick-links ul {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.error-quick-links a {
    color: var(--color-text-secondary);
}

.error-quick-links a:hover {
    color: var(--color-accent);
}

.no-posts, .no-search-results, .zhiwei-empty {
    text-align: center;
    padding: 64px 24px;
    color: var(--color-text-secondary);
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.no-search-results h2 {
    color: #fff;
    margin-bottom: 16px;
    font-size: 24px;
}

.search-result-count {
    color: var(--color-text-muted);
    margin-bottom: 24px;
    font-size: 14px;
}

/* ========== Footer ========== */
.site-footer {
    background: var(--color-bg-darker);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.footer-widgets {
    padding: 64px 0 32px;
}

.footer-widgets-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-desc {
    color: var(--color-text-muted);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 36px;
    height: 36px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-title {
    color: #fff;
    font-size: 16px;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-menu li {
    padding: 6px 0;
}

.footer-menu a {
    color: var(--color-text-secondary);
    font-size: 14px;
}

.footer-menu a:hover {
    color: var(--color-accent);
    padding-left: 4px;
}

.footer-contact-list li {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    align-items: flex-start;
}

.footer-contact-list svg {
    width: 18px;
    height: 18px;
    color: var(--color-accent);
    flex-shrink: 0;
    margin-top: 4px;
}

.footer-contact-list .label {
    display: block;
    color: var(--color-text-muted);
    font-size: 12px;
    margin-bottom: 2px;
}

.footer-contact-list a, .footer-contact-list span {
    color: var(--color-text);
    font-size: 14px;
}

.footer-contact-list a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding: 20px 0;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-copyright {
    color: var(--color-text-muted);
    font-size: 13px;
}

.footer-copyright a {
    color: var(--color-text-secondary);
}

.footer-copyright a:hover {
    color: var(--color-accent);
}

.footer-tech {
    color: var(--color-text-muted);
    font-size: 12px;
}

/* ========== Back to Top ========== */
#back-to-top {
    position: fixed;
    right: 24px;
    bottom: 96px;
    width: 44px;
    height: 44px;
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 50;
    box-shadow: 0 4px 16px rgba(0, 102, 255, 0.3);
}

#back-to-top.show {
    opacity: 1;
    visibility: visible;
}

#back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.5);
}

#back-to-top svg {
    width: 22px;
    height: 22px;
}

/* ========== Float Contact ========== */
.float-contact {
    position: fixed;
    right: 24px;
    bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 50;
}

.float-contact-item {
    width: 56px;
    height: 56px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    font-size: 11px;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.float-contact-item:hover {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    transform: translateX(-4px);
}

.float-contact-item svg {
    width: 20px;
    height: 20px;
}

.float-contact-item .dashicons {
    font-size: 20px;
    width: 20px;
    height: 20px;
}

/* ========== Comments ========== */
.comments-area {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
}

.comments-title {
    color: #fff;
    font-size: 22px;
    margin-bottom: 24px;
}

.comment-list {
    list-style: none;
    margin-bottom: 32px;
}

.comment-list .children {
    list-style: none;
    padding-left: 32px;
    margin-top: 16px;
}

.comment-body {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 16px;
}

.comment-author {
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 4px;
}

.comment-author img {
    float: left;
    margin-right: 12px;
    border-radius: 50%;
}

.comment-meta {
    color: var(--color-text-muted);
    font-size: 12px;
    margin-bottom: 8px;
}

.comment-content {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.7;
}

.comment-reply-link {
    color: var(--color-accent);
    font-size: 13px;
}

/* Comment Form */
.comment-form {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
}

.comment-form p {
    margin-bottom: 16px;
}

.comment-form label {
    display: block;
    color: var(--color-text);
    font-size: 14px;
    margin-bottom: 6px;
}

.comment-form input,
.comment-form textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--color-bg-darker);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 14px;
    font-family: inherit;
}

.comment-form input:focus,
.comment-form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
}

.comment-form .submit {
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    padding: 12px 32px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
    width: auto;
}

.comment-form .submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 102, 255, 0.4);
}

/* ========== Page Content ========== */
.page-content-wrap {
    max-width: 900px;
    margin: 0 auto;
}

.page-featured-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 32px;
}

.entry-content {
    color: var(--color-text-secondary);
    line-height: 1.9;
    font-size: 16px;
}

.entry-content p {
    margin-bottom: 20px;
}

.entry-content h2, .entry-content h3, .entry-content h4 {
    color: #fff;
    margin: 32px 0 16px;
}

.entry-content img {
    border-radius: var(--radius-md);
}

.entry-content ul, .entry-content ol {
    margin: 16px 0 16px 24px;
}

.entry-content li {
    margin-bottom: 8px;
}

.entry-content blockquote {
    border-left: 4px solid var(--color-accent);
    padding: 16px 24px;
    margin: 24px 0;
    background: rgba(0, 212, 255, 0.05);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-text);
}

.entry-content a {
    color: var(--color-accent);
    text-decoration: underline;
}

.page-links {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.page-links a {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    margin: 0 4px;
    color: var(--color-text);
}

/* ========== Screen Reader Text ========== */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 999;
    padding: 8px 16px;
    background: var(--color-accent);
    color: #000;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.skip-link:focus {
    left: 0;
    color: #000;
}

/* ========== Alignment ========== */
.alignleft {
    float: left;
    margin: 0 24px 16px 0;
}

.alignright {
    float: right;
    margin: 0 0 16px 24px;
}

.aligncenter {
    display: block;
    margin: 24px auto;
}

.alignwide {
    max-width: 100%;
}

.alignfull {
    max-width: none;
    margin-left: calc(-1 * (100vw - 100%) / 2);
    margin-right: calc(-1 * (100vw - 100%) / 2);
}

.wp-caption {
    max-width: 100%;
}

.wp-caption-text {
    color: var(--color-text-muted);
    font-size: 13px;
    text-align: center;
    margin-top: 8px;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .footer-widgets-inner {
        grid-template-columns: 1fr 1fr;
    }

    .footer-col-about {
        grid-column: 1 / -1;
    }

    .content-with-sidebar {
        grid-template-columns: 1fr;
    }

    .content-sidebar {
        order: 2;
    }

    .hero-title {
        font-size: 44px;
    }

    .section-title {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    /* Hide top bar items on mobile */
    .top-bar-left {
        gap: 16px;
    }
    .top-bar-right {
        display: none;
    }

    /* Mobile Menu */
    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--color-bg-darker);
        border-left: 1px solid var(--color-border);
        padding: 80px 24px 24px;
        transition: right 0.3s ease;
        z-index: 99;
        overflow-y: auto;
        align-items: flex-start;
        justify-content: flex-start;
        display: block;
    }

    .main-navigation.active {
        right: 0;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .nav-menu > li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-menu > li > a {
        padding: 16px 12px;
        display: block;
    }

    .nav-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0 0 0 16px;
        display: none;
    }

    .nav-menu li:hover > .sub-menu {
        display: block;
    }

    .menu-toggle {
        display: flex;
    }

    .header-actions .btn {
        display: none;
    }

    /* Hero */
    .hero-section {
        height: 480px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-desc {
        font-size: 15px;
    }

    .hero-actions .btn {
        width: 100%;
    }

    /* Section */
    .section {
        padding: 56px 0;
    }

    .section-title {
        font-size: 26px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    /* Grids */
    .services-grid,
    .ssl-grid,
    .cases-grid,
    .cases-grid-3 {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .stat-num {
        font-size: 36px;
    }

    .values-grid,
    .guarantee-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-grid,
    .contact-grid,
    .about-page-grid,
    .ssl-detail-grid,
    .case-detail-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .about-page-grid .about-page-side {
        order: -1;
    }

    .info-card {
        position: static;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .about-image-card {
        aspect-ratio: 16 / 10;
    }

    /* Service detail */
    .service-detail-row,
    .service-detail-row.reverse {
        grid-template-columns: 1fr;
        gap: 32px;
        direction: ltr;
    }

    .service-detail-row .service-detail-visual {
        order: -1;
    }

    .service-detail-icon-box {
        width: 180px;
        height: 180px;
        font-size: 72px;
    }

    .service-detail-icon-box .dashicons {
        font-size: 72px;
        width: 72px;
        height: 72px;
    }

    .service-detail-num {
        font-size: 36px;
    }

    .service-detail-title {
        font-size: 22px;
    }

    /* Footer */
    .footer-widgets-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    /* Form */
    .contact-form .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    /* Post list */
    .post-item {
        grid-template-columns: 1fr;
    }

    .post-thumb {
        height: 200px;
    }

    .post-thumb img {
        aspect-ratio: 16 / 9;
    }

    /* Float contact */
    .float-contact-item {
        width: 48px;
        height: 48px;
    }

    /* Page banner */
    .page-banner-title {
        font-size: 28px;
    }

    .cta-title {
        font-size: 24px;
    }

    /* Error 404 */
    .error-code {
        font-size: 100px;
    }

    .error-quick-links ul {
        flex-direction: column;
        gap: 8px;
    }

    /* Process */
    .process-grid {
        grid-template-columns: 1fr 1fr;
    }

    /* SSL filters */
    .ssl-filter-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-label {
        margin-bottom: 4px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .stats-grid,
    .values-grid,
    .guarantee-grid,
    .process-grid {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 26px;
    }

    .section-title {
        font-size: 22px;
    }

    .btn-lg {
        padding: 14px 24px;
        font-size: 15px;
    }

    .logo-text strong {
        font-size: 16px;
    }

    .logo-text small {
        font-size: 9px;
    }

    .logo-mark {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }
}

/* ========== Print ========== */
@media print {
    .top-bar,
    .site-header,
    .float-contact,
    #back-to-top,
    .hero-controls,
    .footer-widgets,
    .breadcrumb,
    .section-cta {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
    }

    .container {
        max-width: 100%;
    }
}

/* ========== Animation ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.4);
    }
    50% {
        box-shadow: 0 0 0 12px rgba(0, 212, 255, 0);
    }
}

.pulse {
    animation: pulse 2s infinite;
}