/*
Theme Name: LZStudy Tech
Theme URI: https://www.lzstudy.cn/
Author: LZStudy
Description: 深空蓝与电光青配色的个人技术博客主题。
Version: 1.1.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: lzstudy-tech
*/

:root{--ink:#eaf4ff;--muted:#8fa7bd;--paper:#07111f;--panel:#0e1b2b;--cyan:#19d3ff;--blue:#397bff;--line:#1b3145}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","Noto Sans SC",Arial,sans-serif}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 48px));margin:auto}
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/* Quantum violet visual system */
:root{--ink:#f8f5ff;--muted:#a8a0bc;--paper:#07050d;--panel:#100c1a;--cyan:#9b5cff;--blue:#6840ff;--line:#2b223c}
body{background:
radial-gradient(circle at 82% 3%,rgba(128,65,255,.22),transparent 30rem),
radial-gradient(circle at 5% 34%,rgba(81,34,172,.14),transparent 32rem),
linear-gradient(180deg,#080610 0%,#06050b 100%);background-attachment:fixed}
.site-header{top:12px;width:min(1180px,calc(100% - 32px));margin:12px auto 0;border:1px solid rgba(255,255,255,.09);border-radius:18px;background:rgba(13,9,23,.75);box-shadow:0 20px 70px rgba(0,0,0,.32);backdrop-filter:blur(24px)}
.nav{height:68px;padding:0 18px}.brand-mark{background:#fff;color:#120821;box-shadow:0 0 28px rgba(164,103,255,.55)}.nav-links a{color:#aca3bf}.nav-links a:hover{color:#fff;text-shadow:0 0 18px rgba(176,112,255,.7)}
.hero{min-height:690px;position:relative}.hero:before{content:"";position:absolute;width:520px;height:520px;left:-210px;top:-150px;border-radius:50%;background:radial-gradient(circle at 65% 62%,rgba(156,86,255,.18),rgba(63,26,111,.08) 42%,transparent 70%);filter:blur(2px);pointer-events:none}
.hero h1{font-weight:500;letter-spacing:.01em}.hero h1 span{color:#fff;text-shadow:0 0 15px #b87aff,0 0 38px rgba(125,62,255,.85)}.eyebrow{color:#b984ff}
.button{border-color:rgba(255,255,255,.15);border-radius:12px;background:rgba(255,255,255,.025)}.button.primary{background:linear-gradient(135deg,#b26cff,#6d35f2);border-color:#bd87ff;color:#fff;box-shadow:0 0 24px rgba(143,70,255,.38),inset 0 1px rgba(255,255,255,.35)}.button:hover{border-color:#b984ff;box-shadow:0 0 28px rgba(153,85,255,.3)}
.hero-visual{height:470px;border:1px solid rgba(208,174,255,.2);border-radius:32px;background:
radial-gradient(circle at 50% 62%,rgba(245,224,255,.95) 0 1%,rgba(188,104,255,.9) 4%,rgba(98,45,183,.88) 16%,rgba(22,13,39,.95) 43%,transparent 44%),
radial-gradient(ellipse at 50% 65%,rgba(172,84,255,.5),transparent 44%),
linear-gradient(150deg,#120a20,#08060e 60%);box-shadow:0 35px 100px rgba(0,0,0,.5),inset 0 0 80px rgba(143,73,255,.1);overflow:hidden}
.hero-visual:before{content:"";position:absolute;width:620px;height:230px;left:50%;top:45%;transform:translate(-50%,-50%) rotate(-8deg);border:4px solid rgba(233,214,255,.42);border-radius:50%;box-shadow:0 0 24px rgba(182,108,255,.75),inset 0 0 22px rgba(182,108,255,.5)}
.hero-visual:after{content:"";position:absolute;inset:auto -10% -25% 15%;height:60%;background:radial-gradient(ellipse,rgba(147,69,255,.35),transparent 67%);filter:blur(18px)}
.chip{z-index:2;width:172px;height:172px;border-radius:50%;transform:translate(-50%,-52%);border:1px solid rgba(255,255,255,.24);background:radial-gradient(circle at 38% 30%,#d9b3ff,#7f42d7 18%,#2b173f 52%,#0e0916 75%);box-shadow:inset -28px -25px 42px rgba(0,0,0,.68),0 0 55px rgba(154,79,255,.45)}
.chip-inner{transform:none}.chip strong{font-size:42px;color:#fff;text-shadow:0 0 18px #c794ff}.chip small{color:#eee4ff}
.stats{border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.018);padding:22px 28px}.featured,.article-card{border-radius:24px;background:linear-gradient(145deg,rgba(22,15,35,.94),rgba(11,8,18,.98));border-color:rgba(204,168,255,.13);box-shadow:0 24px 70px rgba(0,0,0,.28);overflow:hidden}.featured:hover{border-color:rgba(181,116,255,.5);box-shadow:0 28px 80px rgba(0,0,0,.4),0 0 40px rgba(136,61,255,.12)}
.featured-placeholder{background:
radial-gradient(circle at 50% 62%,rgba(213,169,255,.9),rgba(116,50,205,.7) 13%,rgba(20,12,33,.85) 38%,transparent 39%),
radial-gradient(circle at 48% 72%,rgba(153,72,255,.34),transparent 38%),
linear-gradient(145deg,#171023,#090710);color:#fff;text-shadow:0 0 18px #c78dff}
.meta span{color:#d7b4ff;background:rgba(163,87,255,.1);border-color:rgba(191,130,255,.22);border-radius:999px}.post-row{border-color:var(--line)}.post-row:hover h2,.post-row:hover .arrow{color:#c796ff}
.topics{background:
radial-gradient(circle at 50% 10%,rgba(121,54,216,.16),transparent 35rem),
#050409;border-color:#21172f}.topic-card{border-radius:22px;background:linear-gradient(145deg,rgba(26,17,42,.92),rgba(10,7,17,.96));border-color:rgba(198,157,255,.14)}.topic-card:hover{border-color:#a966ff;box-shadow:0 0 45px rgba(126,51,236,.18)}
.topic-card b{color:#b984ff}.article-header:after{background:#a965ff;box-shadow:0 0 18px rgba(180,102,255,.7)}.entry-content p:has(>strong:only-child),.entry-content p:has(>em:only-child>strong:only-child){border-left-color:#a965ff;background:linear-gradient(90deg,rgba(156,83,255,.1),transparent 70%)}.entry-content a{color:#c696ff}
.site-footer{background:#030207;border-color:#1b1326}
@media(max-width:560px){.site-header{top:7px;margin-top:7px}.hero{min-height:auto}.hero-visual{height:350px;border-radius:22px}.hero-visual:before{width:410px;height:150px}.chip{width:132px;height:132px}.chip strong{font-size:32px}.stats{padding:18px 8px;border-radius:14px}}