/* ===== 变量 ===== */
:root {
    --blue: #3db83d;
    --blue-dark: #2ea02e;
    --blue-light: #f0faf0;
    --cyan: #8fd400;
    --text: #1f2e1f;
    --text-gray: #556655;
    --text-light: #90a890;
    --bg: #f6fbf6;
    --white: #ffffff;
    --border: #dceedd;
    --shadow-sm: 0 2px 12px rgba(61,184,61,0.07);
    --shadow: 0 6px 30px rgba(61,184,61,0.11);
    --shadow-lg: 0 16px 48px rgba(61,184,61,0.15);
    --radius: 12px;
    --radius-lg: 20px;
    --ease: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: var(--text);
    background: var(--white);
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ===== 导航 ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: var(--ease);
}
.navbar.scrolled {
    border-color: var(--border);
    box-shadow: var(--shadow-sm);
}
.navbar .container {
    display: flex; align-items: center; justify-content: space-between;
    height: 68px;
}
.logo { display: flex; align-items: center; gap: 12px; cursor: pointer; }
.logo-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.logo-icon img {
    width: 100%; height: 100%; object-fit: cover;
}
.logo-info { display: flex; flex-direction: column; }
.logo-name { font-size: 18px; font-weight: 700; color: var(--text); line-height: 1.2; }
.logo-slogan { font-size: 11px; color: var(--text-light); letter-spacing: 0.05em; }

.nav-menu { display: flex; gap: 36px; }
.nav-menu a {
    font-size: 14px; font-weight: 500; color: var(--text-gray);
    position: relative; padding-bottom: 4px;
    transition: var(--ease);
}
.nav-menu a::after {
    content: ''; position: absolute; bottom: 0; left: 0;
    width: 0; height: 2px;
    background: var(--blue); border-radius: 2px;
    transition: var(--ease);
}
.nav-menu a:hover { color: var(--blue); }
.nav-menu a:hover::after { width: 100%; }

.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.mobile-menu-btn span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--ease); }

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex; align-items: center;
    position: relative; overflow: hidden;
    background: linear-gradient(135deg, #1a4d1a 0%, #2a8c2a 40%, #3db83d 70%, #8fd400 100%);
}

/* 光晕底层 */
.hero-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse 55% 60% at 75% 45%, rgba(180,255,80,0.18) 0%, transparent 65%),
        radial-gradient(ellipse 45% 55% at 15% 75%, rgba(30,120,30,0.4) 0%, transparent 60%),
        radial-gradient(ellipse 35% 40% at 50% 10%, rgba(100,220,50,0.12) 0%, transparent 55%);
}

/* SVG 动态网格线 */
.hero-grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
    pointer-events: none;
}
@keyframes gridMove {
    0%   { background-position: 0 0; }
    100% { background-position: 60px 60px; }
}

/* Canvas 波浪 */
.hero-wave {
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 220px;
    pointer-events: none;
    z-index: 1;
    opacity: 0.55;
}

/* 漂浮光环 */
.hero-orbs { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
}
.orb1 {
    width: 420px; height: 420px;
    background: radial-gradient(circle, rgba(143,212,0,0.28) 0%, transparent 70%);
    top: -80px; right: 5%;
    animation: orbFloat1 9s ease-in-out infinite;
}
.orb2 {
    width: 280px; height: 280px;
    background: radial-gradient(circle, rgba(60,200,60,0.22) 0%, transparent 70%);
    bottom: 10%; left: 8%;
    animation: orbFloat2 11s ease-in-out infinite;
}
.orb3 {
    width: 180px; height: 180px;
    background: radial-gradient(circle, rgba(200,255,100,0.2) 0%, transparent 70%);
    top: 40%; left: 45%;
    animation: orbFloat3 7s ease-in-out infinite;
}
@keyframes orbFloat1 {
    0%,100% { transform: translate(0,0) scale(1); }
    33%     { transform: translate(-30px, 40px) scale(1.08); }
    66%     { transform: translate(20px, -20px) scale(0.95); }
}
@keyframes orbFloat2 {
    0%,100% { transform: translate(0,0) scale(1); }
    40%     { transform: translate(40px,-30px) scale(1.12); }
    70%     { transform: translate(-20px,20px) scale(0.92); }
}
@keyframes orbFloat3 {
    0%,100% { transform: translate(0,0) scale(1); opacity:0.7; }
    50%     { transform: translate(-40px,30px) scale(1.2); opacity:1; }
}

/* JS动态粒子容器（保留备用） */
.hero-particles { display: none; }


.hero-particles {
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle, rgba(255,255,255,0.15) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: drift 20s linear infinite;
}
@keyframes drift { from { transform: translateY(0); } to { transform: translateY(-60px); } }

.hero .container { position: relative; z-index: 1; padding-top: 80px; padding-bottom: 80px; }
.hero-content { max-width: 720px; color: #fff; }

.hero-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 20px;
    padding: 5px 16px;
    font-size: 13px;
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
    animation: fadeUp 0.6s ease both;
}
.hero h1 {
    font-size: 54px; font-weight: 800;
    line-height: 1.2; margin-bottom: 12px;
    animation: fadeUp 0.6s ease 0.1s both;
}
.hero-subtitle {
    font-size: 20px; opacity: 0.85; margin-bottom: 16px;
    animation: fadeUp 0.6s ease 0.2s both;
}
.hero-desc {
    font-size: 15px; opacity: 0.75; margin-bottom: 36px; max-width: 560px;
    animation: fadeUp 0.6s ease 0.3s both;
}
.hero-btns {
    display: flex; gap: 16px; margin-bottom: 40px;
    animation: fadeUp 0.6s ease 0.4s both;
}
.btn {
    padding: 12px 32px; border-radius: 30px;
    font-size: 15px; font-weight: 600;
    cursor: pointer; transition: var(--ease);
    display: inline-block;
}
.btn-primary { background: #fff; color: var(--blue); }
.btn-primary:hover { background: var(--blue-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,87,231,0.3); }
.btn-outline { border: 2px solid rgba(255,255,255,0.6); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.15); transform: translateY(-2px); }

.hero-tags {
    display: flex; flex-wrap: wrap; gap: 10px;
    animation: fadeUp 0.6s ease 0.5s both;
}
.hero-tags span {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 6px; padding: 4px 12px;
    font-size: 12px; opacity: 0.9;
}
.hero-scroll {
    position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    animation: bounce 2.5s infinite;
}
.scroll-dot {
    width: 6px; height: 6px;
    background: rgba(255,255,255,0.7);
    border-radius: 50%;
}
@keyframes bounce {
    0%,100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(12px); }
}
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== 核心业务快捷入口 ===== */
.core-services {
    background: var(--white);
    padding: 0;
    position: relative; z-index: 2;
}
.core-grid {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-radius: 0;
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-top: -1px;
}
.core-card {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: 40px 20px;
    background: var(--white);
    cursor: pointer;
    transition: var(--ease);
    border-right: 1px solid var(--border);
    text-align: center;
    position: relative;
}
.core-card:last-child { border-right: none; }
.core-card::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue), var(--cyan));
    transform: scaleX(0); transition: var(--ease);
}
.core-card:hover { background: var(--bg); }
.core-card:hover::after { transform: scaleX(1); }
.core-icon { font-size: 40px; margin-bottom: 14px; }
.core-card h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.core-card p { font-size: 12px; color: var(--text-light); line-height: 1.5; }

/* ===== 关于我们 ===== */
.about { padding: 100px 0; background: var(--bg); }
.about-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-left .section-label { margin-bottom: 12px; }
.about-left h2 { font-size: 40px; font-weight: 800; margin-bottom: 24px; }
.about-main { font-size: 16px; color: var(--text); margin-bottom: 16px; line-height: 1.8; }
.about-left p { color: var(--text-gray); margin-bottom: 16px; line-height: 1.8; }
.about-stats {
    display: flex; gap: 36px; margin-top: 32px;
    padding-top: 28px; border-top: 1px solid var(--border);
}
.stat { display: flex; flex-direction: column; }
.stat .num { font-size: 36px; font-weight: 800; color: var(--blue); line-height: 1; }
.stat .num small { font-size: 22px; }
.stat .label { font-size: 12px; color: var(--text-light); margin-top: 6px; line-height: 1.4; }

.about-right { display: flex; justify-content: center; }
.about-card {
    width: 100%; max-width: 380px;
    background: linear-gradient(135deg, #2a9d2a 0%, #7cc832 100%);
    border-radius: var(--radius-lg);
    padding: 48px 36px;
    color: #fff;
    box-shadow: var(--shadow-lg);
    display: flex; flex-direction: column; align-items: center; gap: 30px;
}
.about-card-logo {
    text-align: center;
    display: flex; flex-direction: column; align-items: center;
}
.about-logo-img {
    width: 120px; height: 120px;
    object-fit: contain;
    border-radius: 16px;
    background: rgba(255,255,255,0.9);
    padding: 8px;
    margin-bottom: 6px;
}
.about-card-sub {
    font-size: 13px; opacity: 0.7; letter-spacing: 0.2em; margin-top: 6px;
}
.about-tags { width: 100%; display: flex; flex-direction: column; gap: 10px; }
.about-tag {
    background: rgba(255,255,255,0.15);
    border-radius: 8px; padding: 10px 16px;
    font-size: 13px;
    backdrop-filter: blur(4px);
}

/* ===== 通用标题 ===== */
.section-label {
    font-size: 13px; font-weight: 600; color: var(--blue);
    text-transform: uppercase; letter-spacing: 0.1em;
    margin-bottom: 10px; display: block;
}
.section-header { text-align: center; margin-bottom: 56px; }
.section-header .section-label { display: block; }
.section-header h2 { font-size: 38px; font-weight: 800; margin-bottom: 12px; }
.section-header p { font-size: 15px; color: var(--text-gray); }

/* ===== 业务服务 ===== */
.services { padding: 100px 0; background: var(--white); }
.service-block {
    margin-bottom: 60px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--ease);
}
.service-block:last-child { margin-bottom: 0; }
.service-block:hover { box-shadow: var(--shadow); }
.service-block-alt { background: var(--bg); }
.service-block-header {
    display: flex; align-items: center; gap: 20px;
    padding: 32px 36px;
    border-bottom: 1px solid var(--border);
}
.service-block-icon { font-size: 42px; flex-shrink: 0; }
.service-block-header h3 { font-size: 24px; font-weight: 700; margin-bottom: 6px; }
.service-block-header p { font-size: 14px; color: var(--text-gray); }

.service-features {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 0;
}
.feature-card {
    padding: 28px 24px;
    border-right: 1px solid var(--border);
    transition: var(--ease);
}
.feature-card:last-child { border-right: none; }
.feature-card:hover { background: var(--blue-light); }
.fc-icon { font-size: 28px; margin-bottom: 12px; }
.feature-card h4 { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 13px; color: var(--text-gray); line-height: 1.6; }

/* ===== 合作伙伴 ===== */
.partners { padding: 80px 0; background: var(--bg); }
.partner-list {
    display: flex; flex-wrap: wrap; justify-content: center; gap: 16px;
}
.partner-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 36px;
    font-size: 15px; font-weight: 600;
    color: var(--text-gray);
    transition: var(--ease);
    cursor: default;
}
.partner-item:hover {
    border-color: var(--blue);
    color: var(--blue);
    transform: translateY(-4px);
    box-shadow: var(--shadow-sm);
}

/* ===== 荣誉资质 ===== */
.honor { padding: 100px 0; background: var(--white); }
.honor-list {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.honor-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    position: relative;
    transition: var(--ease);
    border: 1px solid var(--border);
}
.honor-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
    border-color: var(--blue);
}
.honor-year {
    position: absolute; top: 20px; right: 20px;
    font-size: 12px; font-weight: 700;
    color: var(--blue); background: var(--blue-light);
    border-radius: 6px; padding: 3px 10px;
}
.honor-icon { font-size: 36px; margin-bottom: 14px; }
.honor-card h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.honor-card p { font-size: 13px; color: var(--text-gray); line-height: 1.6; }

/* ===== 联系我们 ===== */
.contact { padding: 100px 0; background: var(--bg); }
.contact-wrap {
    display: grid; grid-template-columns: auto 1fr auto; gap: 60px;
    align-items: center;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 56px 60px;
    box-shadow: var(--shadow);
}
.contact-vip { text-align: center; }
.vip-label {
    font-size: 12px; font-weight: 700; letter-spacing: 0.15em;
    color: var(--blue); margin-bottom: 10px;
}
.vip-phone {
    display: block;
    font-size: 42px; font-weight: 900;
    background: linear-gradient(90deg, var(--blue), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    transition: var(--ease);
}
.vip-phone:hover { opacity: 0.8; }
.vip-tip { font-size: 13px; color: var(--text-light); }

.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.ci-icon { font-size: 28px; flex-shrink: 0; margin-top: 2px; }
.contact-item h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.contact-item p { font-size: 14px; color: var(--text-gray); }

/* 二维码 */
.contact-qr { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.qr-wrap {
    width: 140px; height: 140px;
    padding: 8px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    border: 2px solid var(--border);
    transition: var(--ease);
}
.qr-wrap:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow);
    border-color: var(--blue);
}
.qr-wrap img { width: 100%; height: 100%; object-fit: contain; display: block; border-radius: 6px; }
.qr-tip { font-size: 13px; color: var(--text-light); text-align: center; }

/* ===== 页脚 ===== */
.footer { background: #152615; color: rgba(255,255,255,0.7); padding: 60px 0 0; }
.footer-inner {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px;
    padding-bottom: 48px;
}
.footer-brand p { font-size: 13px; margin-top: 6px; }
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-logo-img {
    width: 44px; height: 44px;
    object-fit: contain;
    border-radius: 8px;
    background: rgba(255,255,255,0.1);
    padding: 4px;
    flex-shrink: 0;
}
.fl-name { font-size: 16px; font-weight: 700; color: #fff; }
.fl-slogan { font-size: 11px; opacity: 0.6; }

.footer-links h5, .footer-contact h5 {
    font-size: 14px; font-weight: 700; color: #fff;
    margin-bottom: 16px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 13px; transition: var(--ease); }
.footer-links a:hover { color: #fff; }
.footer-contact p { font-size: 13px; margin-bottom: 6px; }
.footer-phone { font-size: 20px; font-weight: 700; color: #fff !important; margin-bottom: 10px !important; }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px 0;
    text-align: center;
}
.footer-bottom p { font-size: 12px; opacity: 0.5; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .hero h1 { font-size: 42px; }
    .core-grid { grid-template-columns: repeat(2, 1fr); }
    .service-features { grid-template-columns: repeat(2, 1fr); }
    .feature-card:nth-child(2) { border-right: none; }
    .feature-card:nth-child(1), .feature-card:nth-child(2) { border-bottom: 1px solid var(--border); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-menu { display: none; flex-direction: column; position: absolute; top: 68px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--border); padding: 20px 24px; gap: 16px; box-shadow: var(--shadow); }
    .nav-menu.open { display: flex; }
    .mobile-menu-btn { display: flex; }

    .hero h1 { font-size: 32px; }
    .hero-subtitle { font-size: 17px; }
    .hero-btns { flex-wrap: wrap; }

    .about-wrap { grid-template-columns: 1fr; }
    .about-right { order: -1; }
    .about-card { max-width: 100%; }

    .honor-list { grid-template-columns: repeat(2, 1fr); }

    .contact-wrap {
        grid-template-columns: 1fr;
        padding: 36px 28px;
        gap: 32px;
        text-align: center;
    }
    .contact-item { flex-direction: column; align-items: center; text-align: center; }
    .contact-qr { margin: 0 auto; }

    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .service-block-header { padding: 24px; }
    .service-features { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
    .core-grid { grid-template-columns: repeat(2, 1fr); }
    .honor-list { grid-template-columns: 1fr; }
    .service-features { grid-template-columns: 1fr; }
    .feature-card { border-right: none !important; border-bottom: 1px solid var(--border); }
    .feature-card:last-child { border-bottom: none; }
    .hero h1 { font-size: 26px; }
    .about-stats { flex-wrap: wrap; gap: 20px; }
    .vip-phone { font-size: 32px; }
}