*, *:before, *:after { -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; }
html { font-size: 16px; }
body {
  margin: 0; padding: 0;
  font-family: "Segoe UI", "Consolas", "Microsoft YaHei", "寰蒋闆呴粦", Arial, sans-serif;
  font-size: 15px; line-height: 1.7;
  color: #1a2840;
  background: #f2f6fc;
  -webkit-font-smoothing: antialiased;
}
a { color: #2e6ab8; text-decoration: none; }
a:hover { color: #4a90d8; text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0 0 .6em; font-weight: 700; line-height: 1.25; }

.clearfix:after { content: ""; display: table; clear: both; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.wrap-narrow { max-width: 780px; margin: 0 auto; padding: 0 24px; }


.site-header {
  position: fixed; top: 0; left: 0; right: 0; height: 64px;
  background: #2a4a88;
  border-bottom: 2px solid #5a9adc;
  z-index: 999;
  -webkit-box-shadow: 0 2px 14px rgba(30,50,110,.4);
  box-shadow: 0 2px 14px rgba(30,50,110,.4);
}
.header-inner { height: 64px; display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; }
.channel-logo { margin-right: 14px; }
.channel-logo-img { height: 20px; width: auto; }

.logo { display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 10px; text-decoration: none; }
.logo:hover { text-decoration: none; }
.logo-box {
  width: 44px; height: 44px;
  background: transparent; border-radius: 8px; border: none;
  display: -ms-flexbox; display: flex;
  -webkit-box-align: center; -ms-flex-align: center; align-items: center;
  -webkit-box-pack: center; -ms-flex-pack: center; justify-content: center;
  padding: 0; -webkit-box-shadow: none; box-shadow: none;
}
.logo-img { width: 44px; height: 44px; object-fit: contain; border-radius: 8px; }
.logo-text { font-size: 18px; font-weight: 700; color: #fff; letter-spacing: .02em; font-family: "Consolas", "Courier New", monospace; }
.logo-text b { color: #7ec0f8; }

.main-nav { margin: 0 12px 0 48px; }
.main-nav ul { display: -ms-flexbox; display: flex; gap: 2px; }
.main-nav li a { display: block; padding: 6px 10px; font-size: 14px; font-weight: 500; color: rgba(190,220,255,.85); border-radius: 6px; white-space: nowrap; -webkit-transition: background .2s, color .2s; transition: background .2s, color .2s; }
.main-nav li a:hover { color: #fff; background: rgba(90,154,220,.25); text-decoration: none; }

.btn-nav { white-space: nowrap; font-size: 14px !important; padding: 8px 20px !important; margin-left: auto; }

.btn { display: inline-block; padding: 11px 28px; border-radius: 8px; font-size: 15px; font-weight: 600; text-align: center; cursor: pointer; border: 2px solid transparent; -webkit-transition: all .2s; transition: all .2s; text-decoration: none; }
.btn:hover { text-decoration: none; }

.btn-primary { background: #3070c8; color: #fff !important; border-color: #3070c8; }
.btn-primary:hover { background: #2460b0; border-color: #2460b0; color: #fff !important; -webkit-transform: translateY(-2px); transform: translateY(-2px); -webkit-box-shadow: 0 6px 18px rgba(48,112,200,.4); box-shadow: 0 6px 18px rgba(48,112,200,.4); }

.btn-ghost { background: rgba(255,255,255,.10); color: #fff !important; border-color: rgba(255,255,255,.55); }
.btn-ghost:hover { background: rgba(255,255,255,.20); border-color: #fff; }

.btn-lg { padding: 14px 36px; font-size: 16px; border-radius: 10px; }
.btn-block { display: block; width: 100%; text-align: center; }
.ic-dl:before { content: "\2193 "; font-size: 1.1em; }


/* 鈹€鈹€ HERO 鈹€鈹€ 涓瓑钃濓紝姣斿師鏉ユ祬寰堝 */
.hero {
  position: relative;
  background: #2a4a88;
  background-image:
    -webkit-linear-gradient(135deg, #1a3060 0%, #2a4a88 40%, #4070c0 70%, #1e3870 100%);
  background-image:
    linear-gradient(135deg, #1a3060 0%, #2a4a88 40%, #4070c0 70%, #1e3870 100%);
  padding: 100px 0 60px; overflow: hidden;
}
.grid-bg {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    -webkit-repeating-linear-gradient(0deg, rgba(126,192,248,.06) 0, rgba(126,192,248,.06) 1px, transparent 1px, transparent 60px),
    -webkit-repeating-linear-gradient(90deg, rgba(126,192,248,.06) 0, rgba(126,192,248,.06) 1px, transparent 1px, transparent 60px);
  background-image:
    repeating-linear-gradient(0deg, rgba(126,192,248,.06) 0, rgba(126,192,248,.06) 1px, transparent 1px, transparent 60px),
    repeating-linear-gradient(90deg, rgba(126,192,248,.06) 0, rgba(126,192,248,.06) 1px, transparent 1px, transparent 60px);
  pointer-events: none;
}
.hero-inner { display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 48px; }
.hero-text { -webkit-box-flex: 1; -ms-flex: 1; flex: 1; min-width: 0; }

.hero-tag { font-size: 13px; color: #7ec0f8; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 16px; display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 8px; font-family: "Consolas", monospace; }
.dot { display: inline-block; width: 8px; height: 8px; background: #5a9adc; border-radius: 50%; -webkit-box-shadow: 0 0 8px #5a9adc; box-shadow: 0 0 8px #5a9adc; }

.hero-title { font-size: 48px; font-weight: 800; color: #fff; line-height: 1.15; margin-bottom: 20px; font-family: "Consolas", "Segoe UI", monospace; }
.hero-title em { font-style: normal; color: #7ec0f8; }
.hero-desc { font-size: 16px; color: #a8c8ec; line-height: 1.8; margin-bottom: 32px; max-width: 520px; }
.hero-desc b { color: #fff; }
.hero-actions { display: -ms-flexbox; display: flex; gap: 14px; margin-bottom: 36px; -ms-flex-wrap: wrap; flex-wrap: wrap; }

.hero-meta { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; }
.hero-meta li { margin-right: 32px; margin-bottom: 8px; }
.hero-meta b { display: block; font-size: 26px; font-weight: 800; color: #fff; line-height: 1.1; }
.hero-meta b i { font-style: normal; font-size: 16px; color: #7ec0f8; }
.hero-meta span { display: block; font-size: 12px; color: #7a9abf; margin-top: 2px; }

.hero-media { position: relative; -webkit-box-flex: 0; -ms-flex: 0 0 45%; flex: 0 0 45%; max-width: 520px; width: 45%; }
.media-glow { position: absolute; top: 50%; left: 50%; -webkit-transform: translate(-50%,-50%); transform: translate(-50%,-50%); width: 400px; height: 300px; background: radial-gradient(ellipse, rgba(90,154,220,.25) 0%, transparent 70%); pointer-events: none; border-radius: 50%; }

.window { border-radius: 8px; overflow: hidden; -webkit-box-shadow: 0 24px 60px rgba(0,0,0,.5), 0 0 0 1px rgba(90,154,220,.3); box-shadow: 0 24px 60px rgba(0,0,0,.5), 0 0 0 1px rgba(90,154,220,.3); position: relative; z-index: 1; }
.window-bar { background: #2a3c60; border-bottom: 1px solid #3a5080; padding: 0 0 0 14px; height: 34px; line-height: 34px; }
.wb-title { font-size: 12px; color: #8aacd0; font-weight: 500; vertical-align: middle; font-family: "Consolas", monospace; }
.wb-controls { float: right; }
.wb-btn { display: inline-block; width: 30px; height: 34px; position: relative; vertical-align: middle; cursor: default; }
.wb-btn:before { content: ""; position: absolute; left: 50%; top: 50%; }
.wb-min:before { width: 11px; height: 0; border-top: 1px solid #8aacd0; margin: 0 0 0 -6px; }
.wb-max:before { width: 10px; height: 10px; border: 1px solid #8aacd0; margin: -6px 0 0 -6px; }
.wb-close:before { width: 12px; height: 0; border-top: 1px solid #8aacd0; margin: 0 0 0 -6px; -webkit-transform: rotate(45deg); -ms-transform: rotate(45deg); transform: rotate(45deg); }
.wb-close:after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 0; border-top: 1px solid #8aacd0; margin: 0 0 0 -6px; -webkit-transform: rotate(-45deg); -ms-transform: rotate(-45deg); transform: rotate(-45deg); }
.wb-close:hover:before, .wb-close:hover:after { border-top-color: #e74c3c; }
.window-body { background: #162040; font-size: 0; line-height: 0; overflow: hidden; width: 100%; height: 300px; }
.hero-img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: center top; vertical-align: top; }


.trustbar { background: #3070c8; padding: 14px 0; -webkit-box-shadow: 0 3px 12px rgba(48,112,200,.4); box-shadow: 0 3px 12px rgba(48,112,200,.4); }
.trustbar .wrap { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; -webkit-box-pack: center; -ms-flex-pack: center; justify-content: center; }
.trust-item { font-size: 14px; color: #fff; font-weight: 600; padding: 4px 24px; display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 6px; border-right: 1px solid rgba(255,255,255,.25); }
.trust-item:last-child { border-right: none; }
.trust-ic:before { content: "\2713"; font-size: 16px; color: #d0eaff; font-weight: 800; display: inline-block; width: 20px; height: 20px; text-align: center; line-height: 20px; background: rgba(255,255,255,.2); border-radius: 50%; }


.section { padding: 72px 0; background: #f2f6fc; }
.section-alt { background: #e4edf8; }

.sec-head { text-align: center; margin-bottom: 52px; }
.sec-eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: #3070c8; margin-bottom: 10px; font-family: "Consolas", monospace; }
.sec-title { font-size: 34px; font-weight: 800; color: #1a3060; margin-bottom: 14px; }
.sec-sub { font-size: 16px; color: #2e5080; max-width: 640px; margin: 0 auto; }


.cards { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; gap: 24px; margin-bottom: 28px; }
.card { -webkit-box-flex: 1; -ms-flex: 1 1 230px; flex: 1 1 230px; background: #fff; border-radius: 14px; border: 1px solid #c4d8f0; -webkit-box-shadow: 0 4px 16px rgba(30,60,140,.07); box-shadow: 0 4px 16px rgba(30,60,140,.07); -webkit-transition: -webkit-box-shadow .2s, -webkit-transform .2s, border-color .2s; transition: box-shadow .2s, transform .2s, border-color .2s; position: relative; overflow: hidden; }
.card:hover { border-color: #3070c8; -webkit-box-shadow: 0 10px 32px rgba(48,112,200,.18); box-shadow: 0 10px 32px rgba(48,112,200,.18); -webkit-transform: translateY(-4px); transform: translateY(-4px); }
.card-hot { border-color: rgba(48,112,200,.4); -webkit-box-shadow: 0 6px 24px rgba(48,112,200,.14); box-shadow: 0 6px 24px rgba(48,112,200,.14); }
.card-inner { padding: 24px 20px 20px; }

.card-badge { position: absolute; top: 0; right: 0; background: linear-gradient(135deg, #3070c8, #5a9adc); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 0 12px 0 10px; letter-spacing: .06em; }

.card-icon { margin-bottom: 14px; }
.card-icon img { width: 52px; height: 52px; border-radius: 10px; object-fit: contain; background: #deeaf8; padding: 5px; -webkit-box-shadow: 0 2px 8px rgba(30,60,140,.12); box-shadow: 0 2px 8px rgba(30,60,140,.12); }

.card-title { font-size: 16px; font-weight: 700; color: #1a3060; margin-bottom: 4px; font-family: "Consolas", monospace; }
.card-ver { font-size: 13px; color: #3a6898; margin-bottom: 12px; }

.card-rate { display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 8px; margin-bottom: 16px; }
.stars { color: #5a9adc; font-size: 14px; letter-spacing: 2px; }
.rate-num { font-size: 14px; font-weight: 700; color: #1a3060; }
.rate-cnt { font-size: 12px; color: #6a90b8; }

.card-note { font-size: 12px; color: #4a7aaa; margin-top: 10px; display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 5px; }
.note-ic:before { content: "\2714"; color: #3070c8; font-weight: 700; }

.cards-tip { text-align: center; font-size: 14px; color: #5a8ab0; }
.cards-tip a { color: #3070c8; cursor: pointer; text-decoration: underline; }


.features { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; gap: 32px; margin-bottom: 64px; }
.feature { -webkit-box-flex: 1; -ms-flex: 1 1 220px; flex: 1 1 220px; text-align: center; }
.feat-ic { width: 72px; height: 72px; margin: 0 auto 20px; border-radius: 16px; overflow: hidden; background: #c8dcf4; -webkit-box-shadow: 0 4px 14px rgba(30,60,140,.12); box-shadow: 0 4px 14px rgba(30,60,140,.12); }
.feat-ic img { width: 100%; height: 100%; object-fit: cover; }
.feature h3 { font-size: 17px; font-weight: 700; color: #1a3060; margin-bottom: 10px; }
.feature p { font-size: 14px; color: #2e5080; line-height: 1.75; }


.usecase { display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 52px; -ms-flex-wrap: wrap; flex-wrap: wrap; background: -webkit-linear-gradient(135deg, #1a3060, #2e5098); background: linear-gradient(135deg, #1a3060, #2e5098); border-radius: 16px; padding: 48px 52px; -webkit-box-shadow: 0 8px 32px rgba(20,48,130,.2); box-shadow: 0 8px 32px rgba(20,48,130,.2); }
.usecase-media { position: relative; -webkit-box-flex: 0; -ms-flex: 0 0 420px; flex: 0 0 420px; max-width: 420px; }
.uc-glow { position: absolute; top: 50%; left: 50%; -webkit-transform: translate(-50%,-50%); transform: translate(-50%,-50%); width: 300px; height: 200px; background: radial-gradient(ellipse, rgba(90,154,220,.2) 0%, transparent 70%); border-radius: 50%; pointer-events: none; }
.usecase-media img { border-radius: 14px; -webkit-box-shadow: 0 12px 36px rgba(0,0,0,.22); box-shadow: 0 12px 36px rgba(0,0,0,.22); position: relative; z-index: 1; }
.usecase-text { -webkit-box-flex: 1; -ms-flex: 1; flex: 1; min-width: 260px; }
.usecase-title { font-size: 26px; font-weight: 800; color: #fff; margin-bottom: 20px; }
.ticks { margin-bottom: 30px; }
.ticks li { font-size: 15px; color: #b0d0f0; padding: 8px 0 8px 28px; border-bottom: 1px solid rgba(255,255,255,.15); position: relative; }
.ticks li:last-child { border-bottom: none; }
.ticks li:before { content: "\2714"; position: absolute; left: 0; color: #7ec0f8; font-weight: 800; font-size: 14px; }


.shots { display: -ms-grid; display: grid; -ms-grid-columns: 1fr 20px 1fr; grid-template-columns: 1fr 1fr; gap: 20px; }
.shot { min-width: 0; }
.shot-frame { border-radius: 10px; overflow: hidden; border: 1px solid #c4d8f0; -webkit-box-shadow: 0 4px 16px rgba(30,60,140,.08); box-shadow: 0 4px 16px rgba(30,60,140,.08); -webkit-transition: -webkit-box-shadow .2s, -webkit-transform .2s; transition: box-shadow .2s, transform .2s; }
.shot-frame:hover { -webkit-transform: translateY(-3px); transform: translateY(-3px); -webkit-box-shadow: 0 10px 28px rgba(48,112,200,.2); box-shadow: 0 10px 28px rgba(48,112,200,.2); border-color: rgba(48,112,200,.5); }
.shot-frame img { width: 100%; height: auto; display: block; }


.faq-list { margin: 0; padding: 0; }
.faq-item { border-radius: 10px; overflow: hidden; margin-bottom: 14px; border: 1px solid #c4d8f0; border-left: 4px solid #3070c8; -webkit-box-shadow: 0 3px 14px rgba(30,60,140,.07); box-shadow: 0 3px 14px rgba(30,60,140,.07); background: #fff; -webkit-transition: border-color .2s, -webkit-box-shadow .2s; transition: border-color .2s, box-shadow .2s; }
.faq-item:hover { -webkit-box-shadow: 0 6px 22px rgba(48,112,200,.15); box-shadow: 0 6px 22px rgba(48,112,200,.15); }
.faq-q { padding: 18px 22px; font-size: 15px; font-weight: 600; color: #1a3060; cursor: pointer; display: -ms-flexbox; display: flex; -webkit-box-pack: justify; -ms-flex-pack: justify; justify-content: space-between; -webkit-box-align: center; -ms-flex-align: center; align-items: center; background: -webkit-linear-gradient(left, #ecf3fc 0%, #fff 60%); background: linear-gradient(to right, #ecf3fc 0%, #fff 60%); -webkit-transition: background .2s, color .2s; transition: background .2s, color .2s; }
.faq-q:hover { background: -webkit-linear-gradient(left, #deeaf8 0%, #f4f9ff 60%); background: linear-gradient(to right, #deeaf8 0%, #f4f9ff 60%); }
.faq-arrow { display: inline-block; width: 26px; height: 26px; border-radius: 50%; background: #3070c8; position: relative; -ms-flex-negative: 0; flex-shrink: 0; -webkit-box-shadow: 0 2px 6px rgba(48,112,200,.4); box-shadow: 0 2px 6px rgba(48,112,200,.4); -webkit-transition: background .2s, -webkit-transform .2s; transition: background .2s, transform .2s; }
.faq-arrow:before { content: "+"; position: absolute; top: 50%; left: 50%; -webkit-transform: translate(-50%,-50%); transform: translate(-50%,-50%); color: #fff; font-size: 17px; font-weight: 700; line-height: 1; }
.faq-a { max-height: 0; overflow: hidden; -webkit-transition: max-height .22s ease-out; transition: max-height .22s ease-out; background: -webkit-linear-gradient(left, #e4f0fc 0%, #f4f9ff 100%); background: linear-gradient(to right, #e4f0fc 0%, #f4f9ff 100%); border-top: 1px solid #c4d8f0; }
.faq-a p { padding: 0 24px 18px; font-size: 14px; color: #1a3858; line-height: 1.85; margin: 0; }
.faq-item.open { border-left-color: #1a3060; -webkit-box-shadow: 0 6px 24px rgba(30,60,140,.13); box-shadow: 0 6px 24px rgba(30,60,140,.13); }
.faq-item.open .faq-q { background: -webkit-linear-gradient(left, #1a3060 0%, #2e5098 100%); background: linear-gradient(to right, #1a3060 0%, #2e5098 100%); color: #fff; }
.faq-item.open .faq-arrow { background: rgba(255,255,255,.22); -webkit-box-shadow: none; box-shadow: none; -webkit-transform: rotate(45deg); transform: rotate(45deg); }
.faq-item.open .faq-arrow:before { color: #7ec0f8; }
.faq-item.open .faq-a { max-height: 220px; }
.faq-item.open .faq-a p { padding-top: 16px; }


.cta { position: relative; padding: 72px 0; background: #1a3060; background-image: -webkit-linear-gradient(135deg, #102040 0%, #2e5098 50%, #102040 100%); background-image: linear-gradient(135deg, #102040 0%, #2e5098 50%, #102040 100%); overflow: hidden; text-align: center; }
.cta-glow { position: absolute; top: 50%; left: 50%; -webkit-transform: translate(-50%,-50%); transform: translate(-50%,-50%); width: 600px; height: 300px; background: radial-gradient(ellipse, rgba(90,154,220,.25) 0%, transparent 70%); border-radius: 50%; pointer-events: none; }
.cta-inner { position: relative; z-index: 1; }
.cta-title { font-size: 36px; font-weight: 800; color: #fff; margin-bottom: 12px; font-family: "Consolas", "Segoe UI", monospace; }
.cta-sub { font-size: 16px; color: #a8c8ec; margin-bottom: 32px; }


.site-footer { background: #1a3060; color: #7aaad0; }
.footer-inner { display: -ms-flexbox; display: flex; -ms-flex-wrap: wrap; flex-wrap: wrap; gap: 40px; padding-top: 52px; padding-bottom: 40px; }
.foot-col { -webkit-box-flex: 1; -ms-flex: 1 1 180px; flex: 1 1 180px; }
.foot-about { -webkit-box-flex: 2; -ms-flex: 2 1 280px; flex: 2 1 280px; }
.foot-logo { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 14px; font-family: "Consolas", monospace; }
.foot-logo b { color: #7ec0f8; }
.foot-col p { font-size: 14px; color: #5a8ab0; line-height: 1.75; }
.foot-col h4 { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 16px; text-transform: uppercase; letter-spacing: .08em; }
.foot-col ul li { margin-bottom: 10px; }
.foot-col ul li a { font-size: 14px; color: #5a8ab0; -webkit-transition: color .2s; transition: color .2s; }
.foot-col ul li a:hover { color: #7ec0f8; text-decoration: none; }
.footer-bottom { background: #0e1e3a; padding: 18px 0; text-align: center; }
.footer-bottom p { font-size: 12px; color: #304a6a; margin: 4px 0; }
.copyright { color: #1e3050 !important; }


.reviews { display: -ms-grid; display: grid; -ms-grid-columns: 1fr 24px 1fr 24px 1fr; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.review-item { background: #fff; border-radius: 14px; border: 1px solid #c4d8f0; -webkit-box-shadow: 0 4px 18px rgba(30,60,140,.07); box-shadow: 0 4px 18px rgba(30,60,140,.07); padding: 28px 26px 22px; -webkit-transition: -webkit-box-shadow .2s, -webkit-transform .2s, border-color .2s; transition: box-shadow .2s, transform .2s, border-color .2s; display: -ms-flexbox; display: flex; -webkit-box-orient: vertical; -webkit-box-direction: normal; -ms-flex-direction: column; flex-direction: column; }
.review-item:hover { border-color: rgba(48,112,200,.4); -webkit-box-shadow: 0 8px 28px rgba(48,112,200,.15); box-shadow: 0 8px 28px rgba(48,112,200,.15); -webkit-transform: translateY(-4px); transform: translateY(-4px); }
.review-body { -webkit-box-flex: 1; -ms-flex: 1; flex: 1; margin-bottom: 20px; position: relative; padding-top: 10px; }
.review-body:before { content: "\201C"; position: absolute; top: -8px; left: -4px; font-size: 52px; color: #3070c8; opacity: .16; font-family: Georgia, serif; line-height: 1; }
.review-text { font-size: 14px; color: #1a3858; line-height: 1.85; margin: 0; }
.review-footer { display: -ms-flexbox; display: flex; -webkit-box-align: center; -ms-flex-align: center; align-items: center; gap: 12px; border-top: 1px solid #d8eaf8; padding-top: 16px; }
.review-avatar { display: inline-block; width: 42px; height: 42px; border-radius: 50%; background: -webkit-linear-gradient(135deg, #2a4a88, #3070c8); background: linear-gradient(135deg, #2a4a88, #3070c8); color: #fff; font-size: 16px; font-weight: 700; text-align: center; line-height: 42px; -ms-flex-negative: 0; flex-shrink: 0; -webkit-box-shadow: 0 2px 8px rgba(30,60,140,.28); box-shadow: 0 2px 8px rgba(30,60,140,.28); }
.review-info { -webkit-box-flex: 1; -ms-flex: 1; flex: 1; display: -ms-flexbox; display: flex; -webkit-box-orient: vertical; -webkit-box-direction: normal; -ms-flex-direction: column; flex-direction: column; gap: 2px; }
.review-name { font-size: 14px; font-weight: 700; color: #1a3060; display: block; }
.review-role { font-size: 12px; color: #4a7aaa; display: block; }
.review-stars { font-size: 14px; color: #5a9adc; letter-spacing: 2px; -ms-flex-negative: 0; flex-shrink: 0; }

.back-top { position: fixed; right: 28px; bottom: 28px; width: 44px; height: 44px; background: #3070c8; color: #fff; border-radius: 50%; display: none; -webkit-box-shadow: 0 4px 14px rgba(48,112,200,.5); box-shadow: 0 4px 14px rgba(48,112,200,.5); -webkit-transition: background .2s, -webkit-transform .2s; transition: background .2s, transform .2s; z-index: 888; text-decoration: none; }
.back-top:before { content: "\2191"; color: #fff; display: block; text-align: center; line-height: 44px; width: 44px; height: 44px; font-size: 20px; }
.back-top:hover { background: #2460b0; -webkit-transform: translateY(-3px); transform: translateY(-3px); text-decoration: none; }
.back-top.show { display: block; }

.toast { position: fixed; bottom: 80px; left: 50%; -webkit-transform: translateX(-50%) translateY(20px); transform: translateX(-50%) translateY(20px); background: #1a3060; color: #7ec0f8; border: 1px solid #2e5098; padding: 12px 28px; border-radius: 28px; font-size: 14px; font-weight: 500; opacity: 0; pointer-events: none; -webkit-transition: opacity .3s, -webkit-transform .3s; transition: opacity .3s, transform .3s; z-index: 9999; white-space: nowrap; }
.toast.show { opacity: 1; -webkit-transform: translateX(-50%) translateY(0); transform: translateX(-50%) translateY(0); }


@media (max-width: 960px) {
  .hero-inner { -ms-flex-direction: column; flex-direction: column; text-align: center; }
  .hero-title { font-size: 36px; }
  .hero-media { -webkit-box-flex: 0; -ms-flex: none; flex: none; width: 100%; max-width: 480px; }
  .hero-actions { -webkit-box-pack: center; -ms-flex-pack: center; justify-content: center; }
  .hero-meta { -webkit-box-pack: center; -ms-flex-pack: center; justify-content: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
}
@media (max-width: 768px) {
  .site-header { height: 58px; } .header-inner { height: 58px; }
  .main-nav { display: none; }
  .hero { padding: 84px 0 48px; }
  .hero-title { font-size: 30px; }
  .usecase { -ms-flex-direction: column; flex-direction: column; }
  .usecase-media { -webkit-box-flex: 0; -ms-flex: none; flex: none; width: 100%; max-width: 100%; }
  .sec-title { font-size: 26px; } .cta-title { font-size: 26px; }
  .shot { -webkit-box-flex: 0; -ms-flex: 0 0 100%; flex: 0 0 100%; }
  .footer-inner { gap: 24px; }
  .reviews { -ms-grid-columns: 1fr; grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero-title { font-size: 26px; }
  .btn-lg { padding: 12px 24px; font-size: 14px; }
  .hero-actions { -ms-flex-direction: column; flex-direction: column; -webkit-box-align: center; -ms-flex-align: center; align-items: center; }
  .trust-item { border-right: none; padding: 4px 12px; font-size: 13px; }
  .card { -webkit-box-flex: 0; -ms-flex: 0 0 calc(50% - 12px); flex: 0 0 calc(50% - 12px); }
}