/* DocxTool shared visual system. Page-specific composition lives in each page stylesheet. */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
:root{
  --navy-950:#06182c;
  --navy-900:#08233f;
  --navy-800:#0b3156;
  --primary:#2f73f5;
  --primary-hover:#4b88ff;
  --primary-dark:#1756c7;
  --primary-bg:#eaf1ff;
  --bg:#f4f7fc;
  --bg-soft:#f7f9fd;
  --surface:#fff;
  --surface-glass:rgba(255,255,255,.88);
  --text:#14243a;
  --muted:#63738a;
  --muted-2:#91a0b5;
  --line:#dfe7f2;
  --green:#16845a;
  --danger:#c73747;
  --shadow-sm:0 5px 16px rgba(16,42,76,.06);
  --shadow-md:0 16px 40px rgba(16,42,76,.1);
  --shadow-lg:0 24px 70px rgba(4,22,43,.2);
  --radius:12px;
  --radius-lg:18px;
  --max:1160px;
}
body{
  min-height:100vh;
  display:flex;
  flex-direction:column;
  color:var(--text);
  background:var(--bg);
  font-family:"Inter","Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
main{flex:1}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img,svg{display:block}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(75,136,255,.42);outline-offset:3px}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}

/* Shared image-free hero for the public inner pages. */
.page-hero{position:relative;isolation:isolate;overflow:hidden;color:#fff;background:radial-gradient(ellipse at 78% 20%,rgba(87,165,229,.38),transparent 45%),radial-gradient(ellipse at 16% 95%,rgba(44,118,186,.46),transparent 52%),linear-gradient(135deg,#071d37,#0e3d69 57%,#092844)}
.page-hero::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:repeating-linear-gradient(120deg,transparent 0 95px,rgba(191,225,255,.055) 96px 97px,transparent 98px 192px)}

/* Transparent navigation sits over the hero on every public page. */
.site-header{position:absolute;inset:0 0 auto;z-index:60;color:#fff;background:linear-gradient(180deg,rgba(4,20,39,.54),rgba(4,20,39,0));}
.site-header>.container{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:10px;white-space:nowrap;color:#fff}
.brand .mark{width:35px;height:35px;border-radius:7px;display:grid;place-items:center;background:#347cf7;color:#fff;font-size:21px;font-weight:800;line-height:1;box-shadow:0 6px 18px rgba(20,92,220,.38)}
.brand strong{display:block;font-size:21px;letter-spacing:-.45px;line-height:1.1}
.brand small{display:none}
.navlinks{display:flex;align-items:center;gap:8px;margin-left:auto}
.navlinks a{position:relative;padding:12px 17px;color:rgba(241,247,255,.78);font-size:14px;line-height:1.2;transition:color .18s ease}
.navlinks a::after{content:"";position:absolute;left:17px;right:17px;bottom:2px;height:2px;border-radius:999px;background:transparent;transform:scaleX(.35);transition:background .18s ease,transform .18s ease}
.navlinks a:hover,.navlinks a.active{color:#fff}
.navlinks a.active{font-weight:700}
.navlinks a.active::after{background:#5b91ff;transform:scaleX(1)}
.nav-side{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid rgba(255,255,255,.35);border-radius:10px;background:rgba(7,31,57,.3);color:#fff;font-size:18px;align-items:center;justify-content:center}
.nav-mobile{display:none;border-top:1px solid rgba(255,255,255,.16);background:rgba(5,25,48,.97);padding:10px 0 16px}
.nav-mobile a{display:block;padding:11px 4px;color:rgba(255,255,255,.82);font-size:15px;border-radius:8px}
.nav-mobile a.active{color:#fff;font-weight:700}
.nav-mobile.open{display:block}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 21px;border:1px solid transparent;border-radius:9px;background:var(--primary);color:#fff;font-size:14px;font-weight:700;line-height:1.2;white-space:nowrap;transition:background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease}
.btn:hover{background:var(--primary-hover);box-shadow:0 8px 20px rgba(47,115,245,.2);transform:translateY(-1px)}
.btn:active{background:var(--primary-dark);transform:translateY(0)}
.btn:disabled{opacity:.58;cursor:not-allowed;transform:none;box-shadow:none}
.btn-primary{background:var(--primary);color:#fff}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--text)}
.btn-secondary:hover{background:#fff;border-color:#a9c5fa;color:var(--primary);box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent;color:var(--primary)}
.btn-ghost:hover{background:var(--primary-bg);box-shadow:none}
.btn-lg{min-height:50px;padding:0 29px;border-radius:10px;font-size:16px}
.btn-sm,.btn-small{min-height:35px;padding:0 14px;border-radius:8px;font-size:13px}

@media(max-width:860px){
  .site-header>.container{min-height:74px}
  .navlinks{display:none}
  .nav-toggle{display:inline-flex}
}
@media(max-width:720px){
  .container{width:calc(100% - 32px)}
  .brand strong{font-size:18px}
  .brand .mark{width:32px;height:32px;font-size:19px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}