79 lines
4.5 KiB
XML
79 lines
4.5 KiB
XML
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 750 580" preserveAspectRatio="xMidYMid slice">
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<defs>
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<!-- theme-dark-gold: 深色黑金，右下角金色光晕 -->
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<linearGradient id="main" x1="0" y1="1" x2="0.8" y2="0">
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<stop offset="0%" stop-color="#1a1a1a"/>
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<stop offset="40%" stop-color="#2a2520"/>
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<stop offset="100%" stop-color="#1f1c18"/>
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</linearGradient>
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<linearGradient id="silk" x1="0" y1="0" x2="1" y2="1">
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<stop offset="0%" stop-color="white" stop-opacity="0"/>
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<stop offset="20%" stop-color="white" stop-opacity="0.03"/>
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<stop offset="45%" stop-color="white" stop-opacity="0.08"/>
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<stop offset="55%" stop-color="white" stop-opacity="0.08"/>
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<stop offset="80%" stop-color="white" stop-opacity="0.03"/>
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<stop offset="100%" stop-color="white" stop-opacity="0"/>
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</linearGradient>
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<radialGradient id="darkTL" cx="-0.1" cy="-0.05" r="0.75" gradientUnits="objectBoundingBox">
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<stop offset="0%" stop-color="black" stop-opacity="0.3"/>
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<stop offset="45%" stop-color="black" stop-opacity="0"/>
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</radialGradient>
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<linearGradient id="darkTop" x1="0" y1="0" x2="0" y2="1">
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<stop offset="0%" stop-color="black" stop-opacity="0.2"/>
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<stop offset="40%" stop-color="black" stop-opacity="0"/>
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</linearGradient>
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<radialGradient id="glowL" cx="0.05" cy="0.4" r="0.65" gradientUnits="objectBoundingBox">
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<stop offset="0%" stop-color="white" stop-opacity="0.06"/>
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<stop offset="50%" stop-color="white" stop-opacity="0"/>
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</radialGradient>
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<!-- 金色右下光晕 (::after dark-gold 特殊处理) -->
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<radialGradient id="glowGold" cx="0.6" cy="0.7" r="0.6" gradientUnits="objectBoundingBox">
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<stop offset="0%" stop-color="#ffc400" stop-opacity="0.25"/>
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<stop offset="50%" stop-color="#ffbb00" stop-opacity="0"/>
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</radialGradient>
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<linearGradient id="goldDiag" x1="0" y1="0" x2="1" y2="1">
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<stop offset="0%" stop-color="#ffbb00" stop-opacity="0"/>
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<stop offset="30%" stop-color="#ffbb00" stop-opacity="0.15"/>
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<stop offset="60%" stop-color="#ffb700" stop-opacity="0.2"/>
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<stop offset="100%" stop-color="#ffb700" stop-opacity="0"/>
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</linearGradient>
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<linearGradient id="edgeHL" x1="0" y1="1" x2="0" y2="0">
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<stop offset="0%" stop-color="#ffc400" stop-opacity="0.1"/>
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<stop offset="25%" stop-color="#ffc400" stop-opacity="0"/>
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</linearGradient>
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<linearGradient id="r1" x1="0%" y1="0%" x2="100%" y2="100%">
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<stop offset="0%" stop-color="white" stop-opacity="0.3"/>
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<stop offset="50%" stop-color="white" stop-opacity="0.1"/>
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<stop offset="100%" stop-color="white" stop-opacity="0.2"/>
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</linearGradient>
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<linearGradient id="r2" x1="0%" y1="100%" x2="100%" y2="0%">
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<stop offset="0%" stop-color="black" stop-opacity="0.2"/>
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<stop offset="50%" stop-color="white" stop-opacity="0.15"/>
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<stop offset="100%" stop-color="black" stop-opacity="0.1"/>
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</linearGradient>
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<linearGradient id="r3" x1="0%" y1="0%" x2="100%" y2="0%">
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<stop offset="0%" stop-color="white" stop-opacity="0"/>
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<stop offset="30%" stop-color="white" stop-opacity="0.25"/>
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<stop offset="70%" stop-color="white" stop-opacity="0.25"/>
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<stop offset="100%" stop-color="white" stop-opacity="0"/>
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</linearGradient>
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<filter id="aBlur"><feGaussianBlur stdDeviation="2"/></filter>
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</defs>
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<rect width="750" height="580" fill="url(#main)"/>
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<rect width="750" height="580" fill="url(#silk)"/>
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<rect width="750" height="580" fill="url(#darkTL)"/>
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<rect width="750" height="580" fill="url(#darkTop)"/>
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<rect width="750" height="580" fill="url(#glowL)"/>
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<!-- 金色光晕 -->
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<rect width="750" height="580" fill="url(#glowGold)"/>
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<rect width="750" height="580" fill="url(#goldDiag)"/>
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<rect width="750" height="580" fill="url(#edgeHL)"/>
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<!-- Aurora 丝带（opacity 降低，配合深色主题） -->
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<g opacity="0.35" transform="translate(-62,73) scale(2.184,1.456)">
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<path d="M-50 180 Q80 100 180 140 T350 100 T500 140" fill="none" stroke="url(#r2)" stroke-width="60" stroke-linecap="round" filter="url(#aBlur)"/>
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<path d="M-30 50 Q100 120 200 70 T380 110 T520 60" fill="none" stroke="url(#r1)" stroke-width="45" stroke-linecap="round"/>
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<path d="M0 120 Q120 60 220 100 T420 70" fill="none" stroke="url(#r3)" stroke-width="25" stroke-linecap="round"/>
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<path d="M50 90 Q150 150 280 90 T450 120" fill="none" stroke="white" stroke-opacity="0.15" stroke-width="8" stroke-linecap="round"/>
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</g>
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</svg>
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