/*
Theme Name: Apple Signature
Theme URI: https://www.loqub.cn
Author: Apple Signature Team
Description: 鑻规灉绛惧悕楂樼鎶€涓婚 - 浼佷笟绛惧悕銆佽秴绾х鍚嶃€乀F绛惧悕
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: apple-signature
Tags: blue, technology, responsive, apple-signature
*/

/* ============================================
   CSS Variables (璁捐绯荤粺)
   ============================================ */
:root {
    /* 涓昏壊璋� - 楂樼鎶€钃濇笎鍙� */
    --gradient-start: #001a40;
    --gradient-mid: #003366;
    --gradient-end: #0066ff;
    
    /* 寮鸿皟鑹� */
    --accent-cyan: #00d4ff;
    --accent-blue: #0066ff;
    
    /* 鏂囨湰鑹� */
    --text-primary: #ffffff;
    --text-secondary: #b8d4ff;
    --text-dark: #1a1a2e;
    
    /* 鑳屾櫙鑹� */
    --bg-dark: #001a40;
    --bg-card: rgba(255, 255, 255, 0.05);
    
    /* 娣辫壊钃� */
    --dark-blue: #001a33;
}

/* ============================================
   Reset & Base (閲嶇疆涓庡熀纭€鏍峰紡)
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid), var(--gradient-end));
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

.container {
    width: 100%;
    max-width: 1680px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   Typography (鎺掔増绯荤粺)
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: 1.5rem; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: 1rem; }
h5 { font-size: 0.9rem; }
h6 { font-size: 0.85rem; }

/* ============================================
   Header (椤靛ご)
   ============================================ */
.site-header {
    background: rgba(0, 26, 64, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.header-container,
.header-inner {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1680px;
    margin: 0 auto;
    gap: 3rem;
}

.header-cta {
    margin-left: 1.5rem;
}

.btn-small {
    padding: 0.5rem 1.2rem;
    font-size: 0.9rem;
}

.site-logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.logo-text {
    background: linear-gradient(135deg, #00ffff 0%, #0088ff 50%, #00ffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% {
        filter: drop-shadow(0 0 10px rgba(0, 255, 255, 0.3));
    }
    50% {
        filter: drop-shadow(0 0 25px rgba(0, 255, 255, 0.6));
    }
}

.site-logo img {
    height: 40px;
    width: auto;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}
#articles{padding: 10px 0px 10px 0px;}
.main-nav a {
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-cyan);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.main-nav a:hover::after {
    transform: scaleX(1);
}

.main-nav a:hover {
    color: var(--accent-cyan);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--accent-cyan);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ============================================
   Hero Section (棣栧睆)
   ============================================ */
.hero-section {
    padding: 180px 0 120px;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 26, 64, 0.8) 0%, rgba(0, 50, 120, 0.6) 50%, rgba(0, 26, 64, 0.8) 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -30%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle at 70% 80%, rgba(0, 100, 200, 0.1) 0%, transparent 50%);
    animation: pulse 10s ease-in-out infinite reverse;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(0, 100, 200, 0.2) 100%);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 30px;
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #00d4ff 50%, #00ffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(0, 212, 255, 0.3);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.1); }
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    max-width: 900px;
    margin: 0 auto 3.5rem;
    line-height: 1.8;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-buttons .btn {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.hero-buttons .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.hero-buttons .btn:hover::before {
    left: 100%;
}

.hero-buttons .btn-primary {
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.4), 0 0 40px rgba(0, 212, 255, 0.2);
}

.hero-buttons .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.5), 0 0 60px rgba(0, 212, 255, 0.3);
}

.hero-buttons .btn-secondary:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 212, 255, 0.6);
}

/* ============================================
   Buttons (鎸夐挳)
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    color: var(--dark-blue);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-cyan);
    border: 2px solid var(--accent-cyan);
}

.btn-secondary:hover {
    background: var(--accent-cyan);
    color: var(--dark-blue);
    transform: translateY(-3px);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* ============================================
   Stats Section (缁熻鏁版嵁)
   ============================================ */
.stats-section {
    padding: 60px 0;
    background: rgba(0, 26, 64, 0.3);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
}
#main-nav { padding-left: 10%; }
.stat-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-cyan);
    text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
    margin-bottom: 0.5rem;
    display: inline-block;
    transition: transform 0.1s ease;
}

.stat-number.animate {
    animation: pulse-bounce 0.5s ease-in-out infinite;
}

@keyframes pulse-bounce {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.stat-number.timer {
    animation: count-bounce 2s ease-out;
}

@keyframes count-bounce {
    0%, 100% {
        transform: translateY(0);
    }
    25% {
        transform: translateY(-5px);
    }
    75% {
        transform: translateY(5px);
    }
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ============================================
   Section Styles (閫氱敤鐗堝潡鏍峰紡)
   ============================================ */
.section {
padding: 80px 0px 10px 0px;
}

.section-dark {
    background: rgba(0, 26, 64, 0.5);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #ffffff, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

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

/* ============================================
   Core Services Section (鍥涘垪鏈嶅姟鍗＄墖)
   ============================================ */
.services-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.service-card-4 {
    background: rgba(0, 30, 80, 0.6);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.service-card-4::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    opacity: 0.8;
}

.service-card-4.blue::before { background: linear-gradient(90deg, #0066ff, #00ccff); }
.service-card-4.green::before { background: linear-gradient(90deg, #00c853, #69f0ae); }
.service-card-4.purple::before { background: linear-gradient(90deg, #9c27b0, #e040fb); }
.service-card-4.orange::before { background: linear-gradient(90deg, #ff9100, #ffab40); }

.service-card-4:hover {
    transform: translateY(-8px);
    border-color: var(--accent-cyan);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
    background: rgba(0, 40, 100, 0.7);
}

.service-icon-4 {
    font-size: 3rem;
    margin-bottom: 1.2rem;
    opacity: 0.9;
}

.service-title-4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

.service-desc-4 {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.service-features li {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    padding: 0.3rem 0;
}

.service-price {
    margin-bottom: 1.5rem;
}

.service-price .price {
    font-size: 2rem;
    font-weight: 800;
}

.service-card-4.blue .price { color: #00ccff; text-shadow: 0 0 20px rgba(0, 204, 255, 0.5); }
.service-card-4.green .price { color: #69f0ae; text-shadow: 0 0 20px rgba(105, 240, 174, 0.5); }
.service-card-4.purple .price { color: #e040fb; text-shadow: 0 0 20px rgba(224, 64, 251, 0.5); }
.service-card-4.orange .price { color: #ffab40; text-shadow: 0 0 20px rgba(255, 171, 64, 0.5); }

.service-price .unit {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-left: 0.3rem;
}

.btn-service {
    width: 100%;
    justify-content: center;
    border-radius: 8px;
    padding: 0.9rem 1.5rem;
    font-weight: 600;
}

.btn-service.blue-btn {
    background: linear-gradient(135deg, #0066ff, #0088ff);
    color: white;
}

.btn-service.green-btn {
    background: linear-gradient(135deg, #00c853, #2ecc71);
    color: white;
}

.btn-service.purple-btn {
    background: linear-gradient(135deg, #9c27b0, #ba68c8);
    color: white;
}

.btn-service.orange-btn {
    background: linear-gradient(135deg, #ff9100, #ffab40);
    color: white;
}

.btn-service:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* ============================================
   FAQ Section (甯歌闂)
   ============================================ */
.faq-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.faq-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(0, 212, 255, 0.3);
    background: rgba(0, 212, 255, 0.05);
}

.faq-question {
    width: 100%;
    padding: 0;
    background: transparent;
    border: none;
    outline: none;
    cursor: default;
    display: block;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    margin-bottom: 1rem;
}

.faq-icon {
    display: none;
}

.faq-answer {
    max-height: none;
    overflow: visible;
    padding: 0;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ============================================
   Features Section (浼樺娍鐗圭偣)
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-cyan);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.feature-content h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.feature-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ============================================
   Process Section (娴佺▼姝ラ)
   ============================================ */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    counter-reset: step-counter;
}

.process-step {
    text-align: center;
    position: relative;
    padding: 2rem 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    border: 1px solid rgba(0, 212, 255, 0.1);
    transition: all 0.3s ease;
}

.process-step::before {
    counter-increment: step-counter;
    content: counter(step-counter);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    color: var(--dark-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-weight: 800;
    font-size: 1.3rem;
}

.process-step:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-5px);
}

.process-step h4 {
    color: var(--text-primary);
    margin-bottom: 0.8rem;
    font-size: 1rem;
}

.process-step p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ============================================
   Articles Section (鏂囩珷璋冪敤)
   ============================================ */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.article-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
}

.article-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.article-title {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    flex-grow: 1;
}

.article-title a {
    color: inherit;
}

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

.article-meta {
    display: flex;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: auto;
}

/* ============================================
   CTA Section (杞寲琛屽姩)
   ============================================ */
.cta-section {
    padding: 80px 0;
    background: rgba(0, 26, 64, 0.8);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #ffffff, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* ============================================
   寰俊瀹㈡湇寮圭獥
   ============================================ */
.wechat-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    padding: 20px;
}

.wechat-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.wechat-modal-content {
    position: relative;
    background: linear-gradient(135deg, #1a365d 0%, #0d1b2a 100%);
    border-radius: 20px;
    padding: 30px;
    max-width: 400px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.wechat-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 24px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.wechat-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.wechat-modal-title {
    font-size: 1.6rem;
    color: #fff;
    margin-bottom: 10px;
}

.wechat-modal-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.wechat-modal-qrcode {
    background: #fff;
    border-radius: 15px;
    padding: 15px;
    display: inline-block;
    margin-bottom: 20px;
}

.wechat-modal-qrcode img {
    width: 220px;
    height: 220px;
    display: block;
    border-radius: 10px;
}

.wechat-modal-wxid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

.wxid-label {
    color: var(--text-secondary);
    font-size: 1rem;
}

.wxid-text {
    color: var(--accent-cyan);
    font-size: 1.2rem;
    font-weight: 600;
    font-family: monospace;
}

.wxid-copy-btn {
    background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
    border: none;
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.wxid-copy-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.wechat-modal-tip {
    font-size: 0.9rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

/* ============================================
   Footer (椤佃剼)
   ============================================ */
.site-footer {
    background: rgba(0, 26, 64, 0.95);
    padding: 60px 0 30px;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-links h4 {
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

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

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

.footer-contact p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.footer-logo {
    display: inline-block;
    font-weight: 700;
    font-size: 1.3rem;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.footer-logo-text {
    background: linear-gradient(135deg, #00ffff 0%, #0088ff 50%, #00ffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
    color: var(--text-secondary);
}

/* ============================================
   Breadcrumb Navigation (闈㈠寘灞戝鑸�)
   ============================================ */
.breadcrumb {
    background: rgba(0, 26, 64, 0.8);
    padding: 75px 0 1rem;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.breadcrumb ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.breadcrumb li:not(:last-child)::after {
    content: '鈫�';
    color: var(--accent-cyan);
    margin: 0 0.5rem;
}

.breadcrumb a {
    color: var(--accent-cyan);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb li:last-child span {
    color: var(--text-secondary);
}

/* ============================================
   Content Page Layout (鍐呭椤靛竷灞€)
   ============================================ */
.single-wrapper {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2.5rem;
    max-width: 1680px;
    margin: 0 auto;
    padding: 0 20px;
}

.archive-wrapper {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2.5rem;
    max-width: 1680px;
    margin: 0 auto;
    padding: 0 20px;
}

.single-main {
    min-width: 0;
    width: 100%;
}

.archive-content {
    min-width: 0;
}

.single-sidebar,
.archive-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.single-content .container {
    padding: 0;
}

/* ============================================
   Single Post (鍐呭椤�)
   ============================================ */
.single-header {
    padding: 150px 0 60px;
    text-align: center;
    background: rgba(0, 26, 64, 0.5);
}

.single-category {
    display: inline-block;
    background: var(--accent-cyan);
    color: var(--dark-blue);
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.single-title {
    font-size: 1.5rem;
    max-width: 800px;
    margin: 0 auto 1rem;
}

.single-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.single-content {
 padding: 0px 0;
}

.single-article {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 20px;
    padding: 0 3rem 3rem 3rem;
    width: 100%;
}

.article-header-inner {
    text-align: center;
    padding: 2rem 0 2.5rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

.article-main-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 1rem 0;
    line-height: 1.4;
}

.single-article p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 2;
}

.single-article h2 {
    font-size: 1.3rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 2px solid var(--accent-cyan);
}

.single-article h3 {
    font-size: 1.15rem;
    color: var(--accent-cyan);
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.single-article ul, .single-article ol {
    color: var(--text-secondary);
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.single-article li {
    margin-bottom: 0.8rem;
}

.single-article blockquote {
    background: rgba(0, 212, 255, 0.1);
    border-left: 4px solid var(--accent-cyan);
    padding: 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 10px 10px 0;
    font-style: italic;
    color: var(--text-secondary);
}

.single-article img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 1.5rem 0;
}

.single-tags {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 212, 255, 0.2);
}

.single-tags h4 {
    color: var(--accent-cyan);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.tags-list {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tags-list a {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: var(--accent-cyan);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    text-decoration: none;
}

.tags-list a:hover {
    background: rgba(0, 212, 255, 0.2);
}

.single-navigation {
    margin-top: 2rem;
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.post-nav {
    flex: 1;
    min-width: 200px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    padding: 1rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    text-decoration: none;
}

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

.post-nav .nav-label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.post-nav .nav-title {
    display: block;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

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

/* ============================================
   Archive/List Page (鍒楄〃椤�)
   ============================================ */
.archive-header {
    padding: 50px 0 50px;
    text-align: center;
    background: rgba(0, 26, 64, 0.5);
}

.archive-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.archive-info .article-title {
    font-size: 1.1rem;
}

.archive-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.archive-list {
    padding: 60px 0;
}

.archive-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.archive-card {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.archive-card:hover {
    border-color: var(--accent-cyan);
    transform: translateX(10px);
}

.archive-thumb {
    width: 200px;
    min-width: 200px;
    background: linear-gradient(135deg, var(--gradient-mid), var(--gradient-end));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.archive-info {
    padding: 1.5rem;
    flex: 1;
}

.archive-info .article-title {
    font-size: 1.2rem;
}

.archive-info .article-excerpt {
    -webkit-line-clamp: 2;
}

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.sidebar:last-child {
    margin-bottom: 0;
}

.sidebar h3 {
    font-size: 1rem;
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--accent-cyan);
}

.sidebar ul {
    list-style: none;
    padding: 0;
}

.sidebar li {
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

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

.sidebar a {
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    text-decoration: none;
}

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

/* ============================================
   Pagination
   ============================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 45px;
    height: 45px;
    padding: 0 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 10px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.pagination a:hover,
.pagination .current {
    background: var(--accent-cyan);
    color: var(--dark-blue);
    border-color: var(--accent-cyan);
}
@media (min-width: 1025px) {
    .breadcrumb {padding: 75px 0 0.6rem 6rem !important;}
    .pagination{text-align: center; margin-top: 3rem;padding-bottom: 3rem;}
}
/* ============================================
   Responsive Design (鍝嶅簲寮忛€傞厤)
   ============================================ */
@media (max-width: 1024px) {
    .hero-title { font-size: 2rem; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    #articles{padding: 40px 0px 10px 0px;}
    .menu-toggle { display: flex; }
    .pagination{text-align: center; margin-top: 1rem;padding-bottom:1rem;}
    .footer-links{display:none;}
    .single-sidebar{display:none;}
    .archive-desc {font-size: 15px;}
    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(0, 26, 64, 0.98);
        padding: 2rem;
        transform: translateY(-150%);
        transition: transform 0.3s ease;
    }
    
    .main-nav.active {
        transform: translateY(0);
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-section { padding: 140px 0 60px; }
    .hero-title { font-size: 1.8rem; }
    .hero-subtitle { font-size: 1rem; }
    
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .archive-header {padding: 50px 0 0px;}
     .section {padding: 40px 0;}
    .services-grid,
    .services-grid-4,
    .articles-grid { grid-template-columns: repeat(1, 1fr); }
    
    .features-grid { grid-template-columns: 1fr; }
    
    .faq-container { grid-template-columns: 1fr; }
    
    .process-steps { grid-template-columns: repeat(2, 1fr); }
    
    .archive-grid { grid-template-columns: 1fr; }
    .archive-card { flex-direction: column; }
    .archive-thumb { width: 100%; height: 150px; }
    
    .single-wrapper,
    .archive-wrapper { grid-template-columns: 1fr; }
    
    .single-sidebar,
    .archive-sidebar {
        position: static;
        order: 2;
    }
    
    .single-main,
    .archive-wrapper > div:first-child {
        order: 1;
    }
    
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    
    .single-content article { padding: 1.5rem; }
    .single-title { font-size: 1.3rem; }
    
    .cta-title { font-size: 1.3rem; }
}

@media (max-width: 480px) {
    .hero-buttons { flex-direction: column; }
    .btn { width: 100%; justify-content: center; }
    .stats-grid { grid-template-columns: 1fr; }
    .process-steps { grid-template-columns: 1fr; }
    .section { padding: 60px 0; }
    .services-grid-4 { grid-template-columns: 1fr; }
    .section {padding: 40px 0;}
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-gradient {
    background: linear-gradient(90deg, var(--text-primary), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.mb-0 { margin-bottom: 0; }
.mt-2 { margin-top: 2rem; }