/* ExifMate 官网样式 —— 配色取自品牌图标（光圈蓝→紫→橙渐变）
   品牌紫 #5A3FC0 / 品牌橙 #F07830 / 深靛紫 #1D1656 */
:root {
  --ink: #1b1b33; --sub: #5d6470; --line: #e2e1ea; --bg: #f7f6fa;
  --accent: #5a3fc0; --accent2: #7b3fd0; --orange: #f07830; --orange-d: #e0661d;
  --ok: #2f7d42; --warn: #b8860b;
  --hero1: #1d1656; --hero2: #5a3fc0; --card: #ffffff;
}
* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; }
body {
  color: var(--ink); background: var(--bg); line-height: 1.75; font-size: 16px;
  font-family: "Microsoft YaHei UI", "Segoe UI", system-ui, -apple-system, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部导航 ---------- */
nav {
  position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 20px; height: 60px; }
.brand { font-size: 20px; font-weight: 700; color: var(--ink);
  display: inline-flex; align-items: center; gap: 9px; }
.brand img { height: 30px; width: 30px; border-radius: 7px; display: block; }
.brand .dot { color: var(--orange); }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 18px; font-size: 14px; }
.nav-links a { color: var(--sub); }
.lang-switch { border-left: 1px solid var(--line); padding-left: 18px; }
.lang-switch b { color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--hero1) 0%, #3a2a86 55%, var(--hero2) 100%);
  color: #fff; padding: 72px 0 64px;
}
.hero-logo {
  height: 88px; width: 88px; border-radius: 20px; display: block;
  box-shadow: 0 8px 28px rgba(0,0,0,.28); margin-bottom: 22px;
}
.hero h1 { font-size: 42px; line-height: 1.3; margin-bottom: 14px; }
.hero p.sub { font-size: 18px; opacity: .92; max-width: 640px; }
.hero .pitch { font-size: 18px; margin-bottom: 8px; opacity: .95; }
.platform-pills { display: flex; gap: 10px; margin: 22px 0 30px; flex-wrap: wrap; }
.pill {
  font-size: 13px; padding: 4px 14px; border-radius: 16px;
  background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.35);
}
.pill.dim { opacity: .7; }
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 13px 30px;
  border-radius: 8px; font-size: 16px; font-weight: 600; border: none; cursor: pointer;
}
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { background: var(--orange-d); text-decoration: none; }
.btn-ghost {
  background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.6);
}
.btn-ghost:hover { background: rgba(255,255,255,.12); text-decoration: none; }
.btn svg { flex: none; }

/* ---------- 通用区块 ---------- */
section.block { padding: 64px 0 8px; }
h2.title { font-size: 28px; margin-bottom: 8px; color: var(--accent); }
p.lead { color: var(--sub); max-width: 720px; margin-bottom: 28px; }

/* 痛点卡片 */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pain-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 24px; box-shadow: 0 1px 3px rgba(28,22,86,.06);
}
.pain-card .scene { font-size: 15px; color: var(--warn); margin-bottom: 10px; }
.pain-card .scene::before { content: "痛点 · "; font-weight: 700; }
.pain-card h3 { font-size: 17px; margin-bottom: 8px; }
.pain-card p { font-size: 14px; color: var(--sub); }
.pain-card p.fix { margin-top: 10px; color: var(--ok); }
.pain-card p.fix::before { content: "✓ "; font-weight: 700; }

/* 功能网格 */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feat {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 22px;
}
.feat .ico {
  width: 42px; height: 42px; border-radius: 10px; display: flex;
  align-items: center; justify-content: center; margin-bottom: 12px;
  background: #efeafc; color: var(--accent);
}
.feat h3 { font-size: 16px; margin-bottom: 6px; }
.feat p { font-size: 14px; color: var(--sub); }

/* 截图占位 */
.shot {
  border-radius: 12px; border: 1px dashed #c3bfd6; background:
  repeating-linear-gradient(45deg,#f0eef8,#f0eef8 14px,#f7f6fa 14px,#f7f6fa 28px);
  display: flex; align-items: center; justify-content: center;
  color: var(--sub); font-size: 14px; height: 320px; margin: 26px 0;
}

/* 对比表 */
.compare { width: 100%; border-collapse: collapse; background: var(--card);
  border: 1px solid var(--line); border-radius: 12px; overflow: hidden; font-size: 15px; }
.compare th, .compare td { padding: 13px 18px; border-bottom: 1px solid var(--line); text-align: left; }
.compare thead th { background: #f0eef8; font-size: 15px; }
.compare .col-pro { border-left: 3px solid var(--orange); }
.compare td.yes { color: var(--ok); font-weight: 600; }
.compare td.no { color: var(--sub); }
.badge-free, .badge-pro {
  display: inline-block; font-size: 12px; padding: 2px 10px; border-radius: 12px; margin-left: 8px;
}
.badge-free { background: #eef6ef; color: var(--ok); }
.badge-pro { background: #efeafc; color: var(--accent); }
.table-note { font-size: 13px; color: var(--sub); margin-top: 10px; }

/* 赞助 */
.sponsor {
  margin: 56px 0 8px; background: linear-gradient(135deg, #fffdf5, #fdf6e3);
  border: 1px solid #eadfb8; border-radius: 12px; padding: 30px 28px;
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
}
.sponsor h3 { font-size: 18px; margin-bottom: 4px; }
.sponsor p { font-size: 14px; color: var(--sub); }
.sponsor .btns { margin-left: auto; display: flex; gap: 12px; }
.btn-sponsor {
  background: #f0b429; color: #4a3300; border-radius: 8px; padding: 10px 22px;
  font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px;
}
.btn-sponsor:hover { background: #eaa818; text-decoration: none; }
.btn-sponsor.gh { background: #24292e; color: #fff; }
.sponsor-qr { text-align: center; margin-left: auto; }
.sponsor-qr img {
  width: 150px; height: auto; border-radius: 10px;
  border: 1px solid #eadfb8; background: #fff; padding: 6px; display: block;
}
.sponsor-qr span { font-size: 12px; color: var(--sub); margin-top: 6px; display: block; }

/* 页脚 */
footer { border-top: 1px solid var(--line); margin-top: 64px; padding: 30px 0 44px;
  color: var(--sub); font-size: 13.5px; background: #fff; }
footer .cols { display: flex; gap: 40px; flex-wrap: wrap; }
footer h4 { color: var(--accent); font-size: 14px; margin-bottom: 8px; }
footer ul { list-style: none; padding: 0; }
footer li { margin: 4px 0; }
footer .legal { margin-top: 24px; color: #8a8a99; }

@media (max-width: 820px) {
  .pain-grid, .feat-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
  .nav-links a.hide-sm { display: none; }
  .sponsor .btns { margin-left: 0; }
}