/*
Theme Name: SafeW Solutions
Theme URI: https://safew.solutions/
Description: SafeW 企业沟通方案单页主题：深蓝灰底色、编号章节、方案化排版，面向团队协作与加密通信评估。
Version: 1.0.0
Author: SafeW
Text Domain: safew-solutions
Requires at least: 6.0
Tested up to: 6.8
*/

:root {
  --navy: #0d1726;
  --navy-2: #132036;
  --ink: #e9eef7;
  --muted: #93a4bf;
  --blue: #4c8dff;
  --blue-soft: #8fb7ff;
  --line: rgba(147, 164, 191, .22);
  --card: rgba(255, 255, 255, .045);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--navy);
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, sans-serif;
  line-height: 1.85;
}

a { color: var(--blue-soft); text-decoration: none; }
a:hover { color: #fff; }

.page { width: min(1150px, calc(100% - 44px)); margin: 0 auto; }

.nav-bar {
  border-bottom: 1px solid var(--line);
  background: rgba(13, 23, 38, .92);
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(10px);
}
.nav-bar .page { display: flex; align-items: center; justify-content: space-between; min-height: 70px; gap: 18px; }
.logo { font-weight: 700; letter-spacing: .5px; display: flex; align-items: center; gap: 10px; }
.logo i {
  font-style: normal; width: 34px; height: 34px; border-radius: 9px;
  background: var(--blue); color: #04101f;
  display: grid; place-items: center; font-weight: 800;
}
.nav-bar nav { display: flex; gap: 24px; font-size: 14.5px; color: var(--muted); }
.nav-bar nav a { color: var(--muted); }

.btn {
  display: inline-block; padding: 12px 22px; border-radius: 10px;
  background: var(--blue); color: #04101f; font-weight: 700; font-size: 14.5px;
}
.btn:hover { color: #04101f; background: #6ea4ff; }
.btn.edge { background: transparent; color: var(--ink); border: 1px solid var(--line); }

section { padding: 74px 0; border-bottom: 1px solid var(--line); }
section.tight { padding: 54px 0; }

.hero .page { display: grid; grid-template-columns: 1.1fr .9fr; gap: 44px; align-items: start; }
.kicker {
  font-size: 12.5px; letter-spacing: 2.4px; text-transform: uppercase;
  color: var(--blue-soft); margin-bottom: 16px;
}
h1 { font-size: clamp(31px, 4.4vw, 48px); line-height: 1.28; margin: 0 0 20px; letter-spacing: -.4px; }
h2 { font-size: clamp(23px, 2.9vw, 33px); margin: 0 0 16px; }
h3 { font-size: 18.5px; margin: 0 0 9px; }
p { color: var(--muted); margin: 0 0 16px; }
.strong { color: #d8e3f7; font-size: 17px; }

.sec-no {
  font-family: ui-monospace, Consolas, monospace;
  color: var(--blue); font-size: 13px; letter-spacing: 2px; margin-bottom: 12px;
}

.shot { border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: var(--card); }
.shot img { display: block; width: 100%; height: auto; }
.shot figcaption { padding: 12px 16px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); }

.tiles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.tile {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 14px; padding: 24px 22px;
}
.tile .num { color: var(--blue); font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
.tile p:last-child { margin: 0; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; align-items: center; }

.spec { width: 100%; border-collapse: collapse; font-size: 15px; }
.spec th, .spec td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; }
.spec th { color: var(--blue-soft); font-weight: 600; background: rgba(76, 141, 255, .08); }
.spec td { color: var(--muted); }
.spec tr:last-child td { border-bottom: 0; }

.facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.fact { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; }
.fact b { display: block; font-size: 26px; color: #fff; letter-spacing: -.5px; }
.fact span { font-size: 13.5px; color: var(--muted); }

.quote {
  border-left: 2px solid var(--blue); padding-left: 22px;
  color: #cfdcf1; font-size: 17.5px;
}

.qa { display: grid; gap: 12px; }
.qa details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; }
.qa summary { cursor: pointer; font-weight: 600; color: #dbe6f8; }
.qa p { margin: 10px 0 0; }

.callout {
  border: 1px solid var(--line); border-radius: 16px;
  background: linear-gradient(120deg, rgba(76, 141, 255, .16), rgba(76, 141, 255, .03));
  padding: 40px 42px; display: grid; grid-template-columns: 1.5fr 1fr; gap: 24px; align-items: center;
}
.callout h2 { margin-bottom: 10px; }

footer { padding: 38px 0 52px; color: var(--muted); font-size: 14px; }
footer .page { display: flex; justify-content: space-between; gap: 22px; flex-wrap: wrap; }

.friend-links { padding: 34px 0 8px; border-top: 1px solid var(--line); }
.friend-links p { margin: 0; font-size: 13px; line-height: 1.95; color: #7d8ca6; word-break: break-word; }
.friend-links .fl-title { color: #8b99b2; }
.friend-links a { color: #7d8ca6; margin-right: 5px; }
.friend-links a:hover { color: var(--blue-soft); text-decoration: underline; }

@media (max-width: 920px) {
  .hero .page, .split, .tiles, .facts, .callout { grid-template-columns: 1fr; }
  .nav-bar nav { display: none; }
  section { padding: 54px 0; }
}