:root {
    --bg-color: #0f1114;
    --text-white: #ffffff;
    --accent-green: #3befb7;
    --font-primary: MiSans, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
    --secondary-text: rgba(255, 255, 255, 0.6);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-white);
    font-family: var(--font-primary);
    display: flex;
    justify-content: center;
    min-height: 100vh;
    overflow-x: hidden; /* Prevent horizontal scroll from wide elements */
}

.container {
    width: 100%;
    /* Removed max-width to allow full-screen coverage */
    position: relative;
    overflow-x: hidden; /* Prevent horizontal scroll */
    background-color: var(--bg-color); /* Reset to dark background */
    min-height: 100vh; /* Ensure it covers height */
}

/* Background Glow */
.background-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 675px;
    height: 235px;
    z-index: 0;
    pointer-events: none;
}

.glow-circle-1 {
    position: absolute;
    top: 0;
    left: 0;
    width: 466px;
    height: 235px;
    border-radius: 50%;
    background: #2cffa9;
    opacity: 0.2;
    filter: blur(68px);
}

.glow-circle-2 {
    position: absolute;
    top: 44px;
    left: 353px;
    width: 322px;
    height: 139px;
    border-radius: 50%;
    background: #2ebaff;
    opacity: 0.2;
    filter: blur(68px);
}

/* Header */
.header-section {
    position: relative;
    z-index: 5;
    display: flex;
    justify-content: center;
    padding-top: 20px;
    margin-bottom: 0; /* Remove margin to connect with hero section */
    background: rgba(255, 255, 255, 0.05); /* Added gray background */
    padding-bottom: 20px; /* Add bottom padding */
}

.header-frame {
    position: relative;
    width: 109px;
    height: 26px;
}

.logo-icon {
    position: absolute;
    top: 3px;
    left: 2px;
    width: 31px;
    height: 21px;
}

.logo-text {
    position: absolute;
    top: 5px;
    left: 41px;
    width: 66px;
    height: 16px;
}

/* Hero Section */
.hero-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 5;
    background: rgba(255, 255, 255, 0.05); /* Match hero-image-area background */
    padding-top: 20px; /* Add some padding if needed since we added background */
}

.hero-title {
    font-size: 24px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.3;
    margin-bottom: 5px;
}

.hero-subtitle {
    font-size: 24px;
    font-weight: 300;
    color: #ffffff;
    line-height: 1.3;
    margin-bottom: 30px;
}

.features-row {
    display: flex;
    justify-content: space-between;
    width: 240px;
    margin-bottom: 30px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 42px;
}

.feature-icon-img {
    width: 42px;
    height: 42px;
    margin-bottom: 8px;
}

.feature-text {
    font-size: 12px;
    font-weight: 500;
    color: #ffffff;
    opacity: 0.6;
    line-height: 17px;
    white-space: nowrap;
}

/* Complex Global Node Icon */
.global-node-icon {
    position: relative;
    width: 42px;
    height: 42px;
    margin-bottom: 8px;
}

.ring-outer {
    position: absolute;
    top: 0;
    left: 0;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.ring-middle {
    display: flex;
    position: absolute;
    top: 12px;
    left: 12px;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    padding: 2px;
}

.ring-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    border: 2px solid #ffffff;
    border-radius: 50%;
}

.dot-core {
    width: 3px;
    height: 3px;
    background: var(--accent-green);
    border-radius: 50%;
}

.tick-mark {
    position: absolute;
    top: 13px;
    left: 23px;
    width: 2px;
    height: 9px;
    background: var(--accent-green);
    border-radius: 1px;
    transform: rotate(45deg);
}

.download-btn-wrapper {
    margin-bottom: 40px;
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 115px;
    height: 40px;
    background: var(--accent-green);
    color: #26282b;
    border-radius: 38px;
    padding: 10px 20px;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(59, 239, 183, 0.3);
}

.btn-icon {
    width: 14px;
    height: 14px;
}

.btn-text {
    font-size: 14px;
    font-weight: 600;
    color: inherit;
    line-height: 20px;
}

/* Hero Image Area */
.hero-image-area {
    width: 100%;
    display: flex;
    justify-content: center;
    overflow: hidden;
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.05); /* Added gray background */
}

.hero-bg-frame {
    position: relative;
    width: 100%;
    max-width: 427px;
    height: auto;
    aspect-ratio: 427 / 442;
    background-image: url('img/mks93iwi-afdm280.png');
    background-position: center top;
    background-size: contain;
    background-repeat: no-repeat;
    margin: 0 auto;
}

.float-tag {
    position: absolute;
    background: #fff;
    border-radius: 8px;
    padding: 2px 6px;
    font-size: 8px;
    font-weight: 700;
    color: #26282b;
}

.tag-50m {
    top: 14.9%;
    left: 8.9%;
}

.tag-10gbps {
    position: absolute;
    top: 69.2%;
    right: 9.4%;
    display: flex;
    align-items: center;
    gap: 4px;
}

.tag-icon {
    width: 15px;
    height: 9px;
    transform: rotate(90deg);
}

.tag-content {
    background: #fff;
    border-radius: 8px;
    padding: 2px 6px;
    display: flex;
    align-items: center;
}

.tag-text {
    font-size: 8px;
    font-weight: 700;
    color: #26282b;
}

/* Apps Section */
.apps-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    position: relative;
    padding-top: 20px;
    background-color: var(--bg-color); /* Black background */
    margin-top: 0;
}

.apps-title-group {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    padding-top: 20px;
}

.bracket-icon {
    width: 19px;
    height: 14px;
}

.apps-text-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 33px;
}

.apps-title {
    font-size: 18px;
    font-weight: 800;
    color: #ffffff;
    line-height: 24px;
}

.apps-title.small {
    font-size: 18px; /* Maintain same size for "多平台" */
    margin-bottom: 0;
}

.apps-subtitle {
    font-size: 18px;
    font-weight: 300;
    color: #ffffff;
    line-height: 24px;
    margin-top: 2px;
}

.apps-orbit-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    overflow: hidden;
    padding-bottom: 20px;
}

.orbit-image {
    width: 383px;
    height: 383px;
    max-width: 100%;
    height: auto;
}

/* Feature List */
.features-list {
    padding: 30px 0;
    background: rgba(255, 255, 255, 0.05); /* Match hero-image-area gray background */
}

.feature-block {
    text-align: center;
    margin-bottom: 70px;
    padding: 0 10px;
}

.feature-title {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-white);
}

.feature-desc {
    font-size: 12px;
    line-height: 1.8;
    color: var(--secondary-text);
    margin-bottom: 35px; /* Increased from 25px */
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.6;
}

.feature-img {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 10px 0; /* Added padding */
}

.feature-img img {
    max-width: 100%;
    height: auto;
    max-height: 200px; /* Reduced to match original visual size */
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

/* Footer */
.footer {
    background: #0f1114; /* Match bg */
    padding: 20px 15px; /* Reduced from 40px 15px 30px */
    font-size: 12px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0; /* Reduced from 30px since it's the only content */
}

.footer-logo {
    position: relative;
    width: 109px;
    height: 26px;
}

.contact-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 15px;
    border-radius: 20px;
    color: var(--text-white);
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
}

.contact-btn img {
    height: 14px;
}