/* ===========================================
   高顺 Goosun | 个人名片网站
   配色：金蓝主调（贴合 GoosunPay 品牌）
   =========================================== */

/* ===== 移动端兜底：防止白屏（针对 微信/QQ/UC/华为 内置浏览器） ===== */
html, body {
    min-height: 100%;
    background: #0a1530;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

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

:root {
    --navy-900: #0a1530;
    --navy-800: #0f1e45;
    --navy-700: #172a5c;
    --navy-600: #1e3a7a;
    --navy-500: #274894;
    --blue-primary: #1e3a7a;
    --blue-accent: #2d5cb8;
    --gold-500: #c9a449;
    --gold-400: #d4b560;
    --gold-300: #e4c97a;
    --gold-100: #f5e9c4;
    --white: #ffffff;
    --gray-50: #f7f9fc;
    --gray-100: #edf1f7;
    --gray-200: #dde4ee;
    --gray-500: #6b7a99;
    --gray-700: #3a4761;
    --gray-900: #1a2544;

    --shadow-sm: 0 2px 8px rgba(10, 21, 48, 0.06);
    --shadow-md: 0 8px 24px rgba(10, 21, 48, 0.1);
    --shadow-lg: 0 20px 50px rgba(10, 21, 48, 0.15);
    --shadow-xl: 0 30px 70px rgba(10, 21, 48, 0.2);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont,
                 "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
                 "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: var(--gray-900);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

a {
    color: inherit;
    text-decoration: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ===== 顶部导航 ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 21, 48, 0.95);
    border-bottom: 1px solid rgba(201, 164, 73, 0.2);
}

/* 仅支持 backdrop-filter 的浏览器使用磨砂效果 */
@supports ((backdrop-filter: blur(20px)) or (-webkit-backdrop-filter: blur(20px))) {
    .site-header {
        background: rgba(10, 21, 48, 0.85);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
}

.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 14px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 顶部 Logo - 纯 CSS 风格 */
.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    transition: opacity 0.2s;
}

.brand-logo:hover {
    opacity: 0.85;
}

.logo-mark {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-500) 0%, var(--gold-300) 100%);
    color: var(--navy-900);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 20px;
    font-family: 'Inter', sans-serif;
    box-shadow: 0 4px 12px rgba(201, 164, 73, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.15);
    letter-spacing: -1px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
    color: var(--white);
    font-weight: 700;
    font-size: 17px;
    letter-spacing: 0.5px;
}

.logo-sub {
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 10px;
    color: var(--gold-300);
    font-weight: 500;
    letter-spacing: 2px;
    margin-top: 3px;
}

.header-nav {
    display: flex;
    gap: 32px;
}

.header-nav a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

.header-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gold-400);
    transition: width 0.3s ease;
}

.header-nav a:hover {
    color: var(--gold-300);
}

.header-nav a:hover::after {
    width: 100%;
}

/* ===== Hero 区域 ===== */
.hero-section {
    position: relative;
    min-height: 100vh;
    padding: 120px 32px 60px;
    background-color: var(--navy-900);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    isolation: isolate;
}

/* 品牌图虚化背景层 - 仅桌面端 */
.hero-section::before {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    bottom: -40px;
    left: -40px;
    background-image: url('../images/goosunpay-hero.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(28px) saturate(1.15) brightness(0.85);
    transform: scale(1.15);
    opacity: 0.55;
    z-index: -2;
    animation: bgDrift 20s ease-in-out infinite alternate;
}

/* 移动端：禁用虚化大图，改用纯 CSS 背景（节省 830KB 流量） */
@media (max-width: 768px) {
    .hero-section::before {
        background-image: none;
        background: radial-gradient(circle at 30% 30%, rgba(201, 164, 73, 0.15), transparent 50%),
                    radial-gradient(circle at 70% 70%, rgba(45, 92, 184, 0.2), transparent 50%);
        filter: none;
        animation: none;
        transform: none;
        top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    }
}

/* 深色渐变叠层，提升文字可读性 */
.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background:
        linear-gradient(135deg, rgba(10, 21, 48, 0.85) 0%, rgba(15, 30, 69, 0.75) 50%, rgba(10, 21, 48, 0.9) 100%),
        radial-gradient(ellipse at top right, rgba(201, 164, 73, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom left, rgba(30, 58, 122, 0.35) 0%, transparent 50%);
    z-index: -1;
}

@keyframes bgDrift {
    0% { transform: scale(1.15) translate(0, 0); }
    100% { transform: scale(1.2) translate(-20px, -15px); }
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
}

.glow-1 {
    width: 500px;
    height: 500px;
    background: var(--gold-400);
    top: -150px;
    right: -100px;
    animation: floatGlow 12s ease-in-out infinite;
}

.glow-2 {
    width: 450px;
    height: 450px;
    background: var(--blue-accent);
    bottom: -150px;
    left: -100px;
    animation: floatGlow 14s ease-in-out infinite reverse;
}

@keyframes floatGlow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, -30px) scale(1.1); }
}

.bg-grid {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image:
        linear-gradient(rgba(201, 164, 73, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 164, 73, 0.08) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    opacity: 0.6;
}

.hero-container {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: minmax(380px, 1fr) minmax(380px, 1.1fr);
    gap: 48px;
    align-items: center;
}

/* ===== 个人名片 ===== */
.profile-card {
    position: relative;
    background: rgba(255, 255, 255, 0.98);
    border-radius: var(--radius-xl);
    box-shadow:
        0 30px 80px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(201, 164, 73, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    overflow: hidden;
    animation: slideInLeft 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

@supports ((backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px))) {
    .profile-card {
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

.card-accent-top {
    height: 6px;
    background: linear-gradient(90deg, var(--gold-500) 0%, var(--gold-300) 50%, var(--gold-500) 100%);
}

.profile-header {
    padding: 36px 36px 24px;
    text-align: center;
    background:
        radial-gradient(circle at top right, rgba(201, 164, 73, 0.08), transparent 60%),
        radial-gradient(circle at bottom left, rgba(30, 58, 122, 0.05), transparent 60%);
    border-bottom: 1px solid var(--gray-100);
}

.avatar-ring {
    position: relative;
    display: inline-block;
    margin-bottom: 18px;
}

.avatar-ring::before {
    content: '';
    position: absolute;
    top: -6px;
    right: -6px;
    bottom: -6px;
    left: -6px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, var(--gold-500), var(--blue-accent), var(--gold-500));
    animation: rotateRing 6s linear infinite;
    z-index: 0;
}

@keyframes rotateRing {
    to { transform: rotate(360deg); }
}

.avatar {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy-800) 0%, var(--blue-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 4px solid var(--white);
    z-index: 1;
    overflow: hidden;
}

.avatar-text {
    font-family: 'Noto Sans SC', serif;
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.online-dot {
    position: absolute;
    bottom: 4px;
    right: 4px;
    width: 18px;
    height: 18px;
    background: #3ac569;
    border: 3px solid var(--white);
    border-radius: 50%;
    z-index: 2;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(58, 197, 105, 0.7); }
    50% { box-shadow: 0 0 0 8px rgba(58, 197, 105, 0); }
}

.profile-name {
    font-size: 30px;
    font-weight: 700;
    color: var(--navy-800);
    margin-bottom: 14px;
    letter-spacing: 1px;
}

.name-en {
    font-family: 'Inter', sans-serif;
    color: var(--gold-500);
    font-weight: 600;
    margin-left: 6px;
}

.profile-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
    margin-bottom: 18px;
}

.tag {
    padding: 5px 12px;
    background: linear-gradient(135deg, rgba(30, 58, 122, 0.08), rgba(201, 164, 73, 0.08));
    color: var(--navy-700);
    border: 1px solid rgba(30, 58, 122, 0.15);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.profile-quote {
    font-size: 13px;
    color: var(--gray-500);
    font-style: italic;
    line-height: 1.5;
    padding: 0 10px;
}

.profile-quote i {
    color: var(--gold-400);
    font-size: 10px;
    margin: 0 4px;
    vertical-align: top;
}

.profile-body {
    padding: 24px 36px 32px;
}

.profile-intro {
    font-size: 14px;
    color: var(--gray-700);
    line-height: 1.75;
    margin-bottom: 22px;
}

.profile-intro strong {
    color: var(--navy-700);
    font-weight: 600;
}

.contact-list {
    list-style: none;
    margin-bottom: 22px;
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
    transition: transform 0.2s;
}

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

.contact-list li:hover {
    transform: translateX(4px);
}

.contact-list li > i {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--navy-700), var(--blue-accent));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

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

.contact-list .label {
    font-size: 11px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.contact-list a {
    font-size: 14px;
    color: var(--navy-800);
    font-weight: 500;
    transition: color 0.2s;
}

.contact-list a:hover {
    color: var(--gold-500);
}

.profile-actions {
    display: flex;
    gap: 10px;
}

.btn {
    flex: 1;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--navy-700), var(--blue-primary));
    color: var(--white);
    box-shadow: 0 6px 16px rgba(30, 58, 122, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(30, 58, 122, 0.4);
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-accent));
}

.btn-ghost {
    background: transparent;
    color: var(--navy-700);
    border: 1.5px solid var(--gray-200);
}

.btn-ghost:hover {
    border-color: var(--gold-500);
    color: var(--gold-500);
    transform: translateY(-2px);
}

/* ===== 右侧品牌展示 ===== */
.brand-showcase {
    animation: slideInRight 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.15s both;
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

.showcase-banner {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(201, 164, 73, 0.15);
    margin-bottom: 24px;
    border: 1px solid rgba(201, 164, 73, 0.25);
}

@supports ((backdrop-filter: blur(6px)) or (-webkit-backdrop-filter: blur(6px))) {
    .showcase-banner {
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
    }
}

.showcase-banner img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.showcase-banner:hover img {
    transform: scale(1.03);
}

.tagline-card {
    background: rgba(10, 21, 48, 0.75);
    border: 1px solid rgba(201, 164, 73, 0.3);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

@supports ((backdrop-filter: blur(20px)) or (-webkit-backdrop-filter: blur(20px))) {
    .tagline-card {
        background: rgba(10, 21, 48, 0.35);
        backdrop-filter: blur(20px) saturate(1.2);
        -webkit-backdrop-filter: blur(20px) saturate(1.2);
    }
}

.tagline-main {
    font-size: 32px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.tagline-sub {
    font-size: 18px;
    color: var(--gold-300);
    font-weight: 500;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}

.tagline-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 14px;
}

.tagline-divider span {
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold-400), transparent);
}

.tagline-divider i {
    color: var(--gold-400);
    font-size: 14px;
}

.tagline-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    letter-spacing: 0.5px;
}

/* ===== 滚动提示 ===== */
.scroll-indicator {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 12px;
    letter-spacing: 1px;
    animation: bounceDown 2.4s infinite;
}

.scroll-indicator:hover {
    color: var(--gold-300);
}

@keyframes bounceDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== 通用 Section ===== */
.section {
    padding: 100px 32px;
    position: relative;
    overflow: hidden;
}

.section-head {
    max-width: 1280px;
    margin: 0 auto 60px;
    text-align: center;
}

.section-eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--gold-500);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 12px;
    padding: 4px 16px;
    background: rgba(201, 164, 73, 0.1);
    border-radius: 20px;
}

.section-eyebrow.light {
    color: var(--gold-300);
    background: rgba(201, 164, 73, 0.15);
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    color: var(--navy-800);
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.section-title.light {
    color: var(--white);
}

.section-desc {
    font-size: 16px;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

.section-desc.light {
    color: rgba(255, 255, 255, 0.75);
}

/* ===== 业务版图（合并版） ===== */
.portfolio-section {
    position: relative;
    background:
        linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 50%, var(--navy-700) 100%);
    overflow: hidden;
}

.portfolio-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image:
        radial-gradient(circle at 15% 20%, rgba(201, 164, 73, 0.16), transparent 45%),
        radial-gradient(circle at 85% 80%, rgba(45, 92, 184, 0.22), transparent 45%);
    pointer-events: none;
}

.portfolio-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image:
        linear-gradient(rgba(201, 164, 73, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 164, 73, 0.04) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 85%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 85%);
    pointer-events: none;
}

.portfolio-grid {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    z-index: 1;
}

/* 卡片 */
.portfolio-card {
    position: relative;
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: rgba(20, 35, 70, 0.5);
    border: 1px solid rgba(201, 164, 73, 0.2);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 0;
}

@supports ((backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px))) {
    .portfolio-card {
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold-500), var(--gold-300), var(--gold-500));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
    z-index: 2;
}

.portfolio-card[data-accent="gold"]::before {
    transform: scaleX(1);
}

.portfolio-card:hover {
    transform: translateY(-8px);
    border-color: var(--gold-400);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

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

/* Logo 展示区 */
.portfolio-logo {
    position: relative;
    width: 100%;
    height: 150px;
    overflow: hidden;
    background: linear-gradient(135deg, #0a1530 0%, #172a5c 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    flex-shrink: 0;
}

.portfolio-logo.light-bg {
    background: linear-gradient(135deg, #ffffff 0%, #f4f7fc 100%);
    position: relative;
}

.portfolio-logo.light-bg::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(201, 164, 73, 0.08), transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(30, 58, 122, 0.06), transparent 50%);
    pointer-events: none;
}

.portfolio-logo img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform 0.6s ease;
    display: block;
    position: relative;
    z-index: 1;
}

.portfolio-card:hover .portfolio-logo img {
    transform: scale(1.05);
}

/* GoosunPay Wordmark */
.brand-wordmark {
    position: relative;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 1;
}

.wm-main {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1;
    font-family: 'Inter', sans-serif;
}

.wm-navy {
    color: var(--navy-800);
}

.wm-gold {
    color: var(--gold-500);
}

.wm-sub {
    font-size: 11px;
    color: var(--navy-700);
    font-weight: 500;
    letter-spacing: 2px;
}

/* 占位 Logo */
.placeholder-logo {
    background: linear-gradient(135deg, rgba(30, 58, 122, 0.4) 0%, rgba(10, 21, 48, 0.6) 100%);
    flex-direction: column;
    gap: 10px;
    color: var(--gold-300);
}

.placeholder-logo i {
    font-size: 34px;
    background: linear-gradient(135deg, var(--gold-500), var(--gold-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.placeholder-logo span {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--gold-300);
    white-space: nowrap;
}

/* 卡片主体 */
.portfolio-body {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
    border-top: 1px solid rgba(201, 164, 73, 0.15);
}

.portfolio-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
}

.portfolio-head h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--white);
    line-height: 1.3;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.portfolio-head h3 .en {
    font-size: 12px;
    font-weight: 500;
    color: var(--gold-300);
    letter-spacing: 0.5px;
}

.portfolio-badge {
    padding: 4px 10px;
    background: rgba(201, 164, 73, 0.15);
    color: var(--gold-300);
    border-radius: 20px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    white-space: nowrap;
    border: 1px solid rgba(201, 164, 73, 0.25);
    flex-shrink: 0;
}

.portfolio-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
    flex: 1;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--gold-400);
    font-weight: 600;
    transition: all 0.2s;
    margin-top: auto;
    text-decoration: none;
}

.portfolio-link:hover {
    color: var(--gold-300);
    transform: translateX(3px);
}

.portfolio-link i {
    font-size: 10px;
}

/* ===== BitShun 币顺 专属板块（金色主调） ===== */
.bitshun-section {
    position: relative;
    background: linear-gradient(135deg, #0a0805 0%, #161108 45%, #1f1709 100%);
    color: #fff;
    overflow: hidden;
    padding: 100px 24px;
}

.bitshun-bg {
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(228, 201, 122, 0.18) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(201, 164, 73, 0.22) 0%, transparent 55%);
    pointer-events: none;
}

.bitshun-grid {
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
    background-image:
        linear-gradient(rgba(201, 164, 73, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 164, 73, 0.07) 1px, transparent 1px);
    background-size: 60px 60px;
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    pointer-events: none;
}

.bitshun-glow {
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    opacity: 0.5;
}

.bitshun-glow-1 {
    top: -120px;
    left: -120px;
    background: radial-gradient(circle, #e4c97a 0%, transparent 70%);
}

.bitshun-glow-2 {
    bottom: -120px;
    right: -120px;
    background: radial-gradient(circle, #c9a449 0%, transparent 70%);
}

.bitshun-eyebrow {
    color: #e4c97a !important;
    letter-spacing: 4px !important;
}

.bitshun-title {
    background: linear-gradient(135deg, #c9a449 0%, #f5e9c4 50%, #c9a449 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: #e4c97a;
}

.bitshun-slogan {
    text-align: center;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-top: 12px;
    letter-spacing: 1px;
}

.bitshun-inner {
    position: relative;
    z-index: 2;
    max-width: 1180px;
    margin: 56px auto 0;
}

.bitshun-hero {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.2fr);
    gap: 48px;
    align-items: center;
    background: rgba(20, 14, 6, 0.6);
    border: 1px solid rgba(201, 164, 73, 0.28);
    border-radius: var(--radius-xl);
    padding: 48px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5),
                inset 0 1px 0 rgba(228, 201, 122, 0.1);
}

@supports ((backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px))) {
    .bitshun-hero {
        background: rgba(20, 14, 6, 0.5);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
    }
}

.bitshun-logo-wrap {
    background: linear-gradient(135deg, #ffffff 0%, #faf6ec 100%);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 50px rgba(201, 164, 73, 0.25),
                inset 0 1px 0 rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(201, 164, 73, 0.3);
}

.bitshun-logo-wrap img {
    max-width: 100%;
    width: 100%;
    height: auto;
    display: block;
}

.bitshun-intro p {
    font-size: 16px;
    line-height: 1.85;
    color: rgba(255, 255, 255, 0.88);
    margin-bottom: 22px;
}

.bitshun-intro p strong {
    color: #e4c97a;
    font-weight: 700;
}

.bitshun-intro p em {
    font-style: normal;
    color: #fff;
    font-weight: 600;
}

.bitshun-pillars {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin: 8px 0 20px;
    padding: 0;
}

.bitshun-pillars li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    background: rgba(201, 164, 73, 0.1);
    border: 1px solid rgba(201, 164, 73, 0.35);
    border-radius: 999px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
}

.bitshun-pillars li i {
    color: #e4c97a;
    font-size: 15px;
}

.bitshun-pillars li strong {
    color: #fff;
    font-weight: 700;
}

.bitshun-mission {
    padding: 16px 20px;
    background: linear-gradient(90deg, rgba(201, 164, 73, 0.15), rgba(228, 201, 122, 0.08));
    border-left: 3px solid #c9a449;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 24px !important;
}

.bitshun-mission strong {
    color: #e4c97a;
}

.bitshun-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #c9a449 0%, #e4c97a 50%, #c9a449 100%);
    color: #1a1208 !important;
    font-weight: 700;
    font-size: 15px;
    border-radius: 999px;
    letter-spacing: 0.5px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 30px rgba(201, 164, 73, 0.4);
}

.bitshun-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 38px rgba(228, 201, 122, 0.55);
}

.bitshun-cta i {
    transition: transform 0.3s ease;
}

.bitshun-cta:hover i {
    transform: translateX(4px);
}

/* 四大品牌价值 */
.bitshun-values {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.bitshun-value {
    background: rgba(20, 14, 6, 0.6);
    border: 1px solid rgba(201, 164, 73, 0.22);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
                border-color 0.3s ease,
                box-shadow 0.3s ease;
}

@supports ((backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px))) {
    .bitshun-value {
        background: rgba(20, 14, 6, 0.45);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
}

.bitshun-value:hover {
    transform: translateY(-6px);
    border-color: rgba(228, 201, 122, 0.6);
    box-shadow: 0 20px 40px rgba(201, 164, 73, 0.22);
}

.bitshun-value-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(228, 201, 122, 0.2), rgba(201, 164, 73, 0.18));
    border: 1px solid rgba(201, 164, 73, 0.4);
    font-size: 22px;
    color: #e4c97a;
}

.bitshun-value h4 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
}

.bitshun-value-en {
    font-size: 11px;
    letter-spacing: 2px;
    color: rgba(228, 201, 122, 0.85);
    margin: 0 !important;
    text-transform: uppercase;
}

/* 响应式：BitShun 板块 */
@media (max-width: 1024px) {
    .bitshun-hero {
        grid-template-columns: minmax(0, 1fr);
        gap: 32px;
        padding: 36px;
    }
    .bitshun-logo-wrap {
        max-width: 380px;
        margin: 0 auto;
    }
    .bitshun-values {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 540px) {
    .bitshun-section {
        padding: 70px 18px;
    }
    .bitshun-hero {
        padding: 28px 22px;
        border-radius: var(--radius-lg);
    }
    .bitshun-slogan {
        font-size: 15px;
        padding: 0 8px;
    }
    .bitshun-intro p {
        font-size: 15px;
        line-height: 1.8;
    }
    .bitshun-pillars li {
        padding: 8px 14px;
        font-size: 13px;
    }
    .bitshun-values {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
        margin-top: 28px;
    }
    .bitshun-value {
        padding: 22px 14px;
    }
    .bitshun-value-icon {
        width: 50px;
        height: 50px;
        font-size: 19px;
        margin-bottom: 12px;
    }
    .bitshun-value h4 {
        font-size: 16px;
    }
}

/* ===== 技术能力 ===== */
.capability-section {
    background: var(--white);
}

.capability-grid {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 28px;
}

.cap-card {
    position: relative;
    padding: 40px 32px 32px;
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
    border: 1px solid var(--gray-100);
    transition: all 0.4s;
}

.cap-card:hover {
    border-color: var(--gold-400);
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}

.cap-number {
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 48px;
    font-weight: 800;
    color: rgba(30, 58, 122, 0.06);
    letter-spacing: -2px;
    line-height: 1;
}

.cap-head {
    margin-bottom: 18px;
}

.cap-head i {
    font-size: 32px;
    background: linear-gradient(135deg, var(--navy-700), var(--gold-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 14px;
    display: block;
}

.cap-head h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--navy-800);
    margin-bottom: 4px;
}

.cap-en {
    font-size: 13px;
    color: var(--gold-500);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.cap-desc {
    font-size: 14px;
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px dashed var(--gray-200);
}

.cap-list {
    list-style: none;
}

.cap-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    font-size: 13px;
    color: var(--gray-700);
}

.cap-list li i {
    color: var(--gold-500);
    font-size: 11px;
}

/* ===== 做事原则 ===== */
.principles-section {
    background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 100%);
    position: relative;
    overflow: hidden;
}

.principles-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(201, 164, 73, 0.15), transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(45, 92, 184, 0.2), transparent 40%);
}

.principles-grid {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.principle-card {
    background: rgba(20, 35, 70, 0.5);
    border: 1px solid rgba(201, 164, 73, 0.2);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    text-align: center;
    transition: all 0.4s;
}

@supports ((backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px))) {
    .principle-card {
        background: rgba(255, 255, 255, 0.04);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
}

.principle-card:hover {
    transform: translateY(-6px);
    border-color: var(--gold-400);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.pri-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 18px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--navy-900);
    box-shadow: 0 8px 20px rgba(201, 164, 73, 0.3);
}

.principle-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.principle-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

/* ===== 联系方式 ===== */
.contact-section {
    background: var(--gray-50);
}

.contact-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 40px;
    align-items: center;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 20px 24px;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
    transition: all 0.3s;
}

.contact-card:hover {
    transform: translateX(6px);
    border-color: var(--gold-400);
    box-shadow: var(--shadow-md);
}

.contact-card > i:first-child {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--white);
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(10, 21, 48, 0.18);
}

.contact-card.whatsapp > i:first-child {
    background: linear-gradient(135deg, #25d366, #128c7e);
}

.contact-card.telegram > i:first-child {
    background: linear-gradient(135deg, #229ed9, #0088cc);
}

.contact-card.email > i:first-child {
    background: linear-gradient(135deg, var(--navy-700), var(--blue-primary));
}

.contact-card > div {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact-label {
    font-size: 12px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
}

.contact-value {
    font-size: 16px;
    color: var(--navy-800);
    font-weight: 600;
}

.contact-card .arrow {
    color: var(--gray-500);
    font-size: 14px;
    transition: all 0.3s;
}

.contact-card:hover .arrow {
    color: var(--gold-500);
    transform: translateX(4px);
}

.qr-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    border: 1px solid var(--gray-100);
    box-shadow: var(--shadow-md);
}

.qr-wrapper {
    display: inline-block;
    padding: 16px;
    background: linear-gradient(135deg, var(--navy-800), var(--blue-primary));
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    position: relative;
}

.qr-wrapper::before,
.qr-wrapper::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gold-400);
}

.qr-wrapper::before {
    top: 6px;
    left: 6px;
    border-right: none;
    border-bottom: none;
    border-top-left-radius: 6px;
}

.qr-wrapper::after {
    bottom: 6px;
    right: 6px;
    border-left: none;
    border-top: none;
    border-bottom-right-radius: 6px;
}

#qr-code {
    padding: 10px;
    background: var(--white);
    border-radius: 8px;
    display: inline-block;
}

#qr-code canvas {
    display: block;
}

.qr-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--navy-800);
    margin-bottom: 4px;
}

.qr-sub {
    font-size: 12px;
    color: var(--gray-500);
    letter-spacing: 0.5px;
}

/* ===== 页脚 ===== */
.site-footer {
    background: var(--navy-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 40px 32px;
    border-top: 1px solid rgba(201, 164, 73, 0.15);
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

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

.footer-brand strong {
    font-size: 20px;
    color: var(--white);
    letter-spacing: 1px;
}

.footer-brand span {
    font-size: 12px;
    color: var(--gold-400);
    letter-spacing: 1px;
}

.footer-links {
    display: flex;
    gap: 14px;
    align-items: center;
    font-size: 14px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--gold-300);
}

.footer-links span {
    color: rgba(255, 255, 255, 0.3);
}

.footer-copy {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.5px;
}

/* ===== Toast ===== */
.toast {
    position: fixed;
    top: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(-120px);
    background: linear-gradient(135deg, var(--navy-800), var(--blue-primary));
    color: var(--white);
    padding: 14px 28px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 12px 30px rgba(10, 21, 48, 0.3);
    z-index: 1000;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    border: 1px solid rgba(201, 164, 73, 0.3);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ===== 响应式 ===== */

/* 平板（中屏）：业务版图 3 列 → 2 列 */
@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px;
        max-width: 760px;
    }

    .capability-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .portfolio-logo {
        height: 140px;
    }

    .wm-main {
        font-size: 28px;
    }
}

/* 平板竖屏 / 大屏手机 */
@media (max-width: 960px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

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

    .header-nav {
        gap: 18px;
        font-size: 13px;
    }

    .header-nav a {
        font-size: 13px;
    }

    .section {
        padding: 70px 24px;
    }

    .hero-section {
        padding: 100px 24px 60px;
    }

    .capability-grid {
        grid-template-columns: 1fr;
    }
}

/* 手机（小屏）：全部单列 */
@media (max-width: 720px) {
    .portfolio-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 16px;
        max-width: 460px;
    }

    .principles-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .header-nav {
        display: none;
    }

    .portfolio-logo {
        height: 150px;
    }

    .portfolio-body {
        padding: 18px 20px 20px;
    }

    .wm-main {
        font-size: 28px;
    }

    .wm-sub {
        font-size: 11px;
    }
}

@media (max-width: 540px) {
    .header-inner {
        padding: 12px 18px;
    }

    .logo-mark {
        width: 32px;
        height: 32px;
        font-size: 18px;
    }

    .logo-text {
        font-size: 15px;
    }

    .logo-sub {
        font-size: 9px;
        letter-spacing: 1.5px;
    }

    .profile-header {
        padding: 28px 24px 20px;
    }

    .profile-body {
        padding: 20px 24px 28px;
    }

    .profile-name {
        font-size: 24px;
    }

    .tagline-main {
        font-size: 24px;
    }

    .tagline-sub {
        font-size: 15px;
    }

    .tagline-card {
        padding: 22px 20px;
    }

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

    .section-eyebrow {
        font-size: 11px;
        letter-spacing: 2px;
    }

    .cap-card, .principle-card {
        padding: 24px 22px;
    }

    .contact-card {
        padding: 16px 18px;
        gap: 14px;
    }

    .contact-card > i:first-child {
        width: 56px;
        height: 56px;
        font-size: 24px;
        border-radius: 14px;
    }

    .contact-value {
        font-size: 14px;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .principles-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-logo {
        height: 140px;
    }

    .portfolio-head h3 {
        font-size: 16px;
    }

    .section {
        padding: 56px 18px;
    }

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