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

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: #050a15;
    color: #fff;
    overflow-x: hidden;
}

.bg-image {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: url(../image/bg_desktop.png) center / cover no-repeat;
    background-color: #050a15;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.6) 70%, rgba(0,0,0,0.8) 100%);
    z-index: 1;
}

#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.main-wrapper {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.content-card {
    width: 100%;
    max-width: 440px;
    background: rgba(10, 15, 30, 0.65);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(100, 220, 255, 0.1);
    border-radius: 28px;
    padding: 44px 32px 36px;
    box-shadow:
        0 0 60px rgba(100, 220, 255, 0.03),
        0 20px 60px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    animation: cardIn 0.7s ease-out;
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(40px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.logo-area {
    text-align: center;
    margin-bottom: 8px;
}

.logo-area img {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    box-shadow: 0 6px 24px rgba(0,0,0,0.4), 0 0 20px rgba(100, 220, 255, 0.08);
    object-fit: cover;
}

.brand-name {
    margin-top: 12px;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #fff 0%, #64dcff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 11px;
    color: #4ade80;
    font-weight: 600;
    margin: 16px 0 28px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.badge-text {
    padding: 4px 12px;
    background: rgba(74, 222, 128, 0.08);
    border: 1px solid rgba(74, 222, 128, 0.2);
    border-radius: 20px;
}

.badge-dot {
    width: 5px;
    height: 5px;
    background: #4ade80;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.4); }
    50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
}

.link-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
}

.link-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(100,220,255,0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    text-decoration: none;
    color: #fff;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    animation: itemIn 0.5s ease-out backwards;
}

@keyframes itemIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.link-item:hover {
    background: linear-gradient(135deg, rgba(100,220,255,0.08) 0%, rgba(100,220,255,0.03) 100%);
    border-color: rgba(100, 220, 255, 0.25);
    transform: translateY(-3px) scale(1.01);
    box-shadow: 0 12px 32px rgba(0,0,0,0.2), 0 0 20px rgba(100, 220, 255, 0.06);
}

.link-item:active {
    transform: translateY(0) scale(0.98);
}

.link-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.link-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(100, 220, 255, 0.08);
    border: 1px solid rgba(100, 220, 255, 0.15);
    border-radius: 12px;
    color: #64dcff;
    flex-shrink: 0;
}

.link-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.link-label {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.link-url {
    font-size: 11px;
    color: rgba(255,255,255,0.35);
    font-family: 'SF Mono', 'Fira Code', monospace;
}

.link-right {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    font-weight: 500;
}

.link-action {
    display: none;
}

.link-status {
    width: 7px;
    height: 7px;
    background: #4ade80;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(74, 222, 128, 0.6);
    animation: statusBlink 3s infinite;
}

@keyframes statusBlink {
    0%, 90%, 100% { opacity: 1; }
    95% { opacity: 0.3; }
}

.link-right svg {
    opacity: 0.4;
    transition: all 0.3s;
}

.link-item:hover .link-right svg {
    opacity: 1;
    transform: translateX(4px);
    color: #64dcff;
}

.link-item:hover .link-right {
    color: #64dcff;
}

.link-item:hover .link-action {
    display: inline;
}

.link-item:hover .link-icon {
    background: rgba(100, 220, 255, 0.15);
    border-color: rgba(100, 220, 255, 0.3);
    box-shadow: 0 0 12px rgba(100, 220, 255, 0.15);
}

.service-area {
    text-align: center;
    margin-bottom: 20px;
}

.service-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 28px;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50px;
    color: rgba(255,255,255,0.55);
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.25s;
    background: rgba(255,255,255,0.02);
}

.service-btn:hover {
    border-color: rgba(100, 220, 255, 0.3);
    color: #64dcff;
    background: rgba(100, 220, 255, 0.05);
    box-shadow: 0 0 16px rgba(100, 220, 255, 0.08);
}

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

.footer-note p {
    font-size: 10px;
    color: rgba(255,255,255,0.25);
    letter-spacing: 0.5px;
}

@media (max-width: 738px) {
    .bg-image {
        background-image: url(../image/start1242_2688.png);
    }
    .content-card {
        padding: 36px 22px 30px;
        border-radius: 24px;
    }
    .logo-area img {
        width: 60px;
        height: 60px;
        border-radius: 14px;
    }
    .brand-name {
        font-size: 18px;
    }
    .link-item {
        padding: 14px 16px;
    }
    .link-icon {
        width: 38px;
        height: 38px;
        border-radius: 10px;
    }
    .link-icon svg {
        width: 18px;
        height: 18px;
    }
    .link-label {
        font-size: 14px;
    }
    .link-action {
        display: inline;
    }
}