/* ============ 汇报站专用样式 ============ */

/* ---------- Hero ---------- */
.r-hero { position: relative; min-height: 100vh; display: flex; align-items: center; color: #fff; overflow: hidden; }
.r-hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; animation: heroZoom 18s ease-in-out infinite alternate; }
@keyframes heroZoom { from { transform: scale(1); } to { transform: scale(1.08); } }
.r-hero__mask { position: absolute; inset: 0; background: linear-gradient(120deg, rgba(18, 18, 20, .88) 0%, rgba(120, 12, 18, .62) 55%, rgba(18, 18, 20, .45)); }
.r-hero__grid { position: absolute; inset: 0; opacity: .14; background-image: linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px); background-size: 56px 56px; mask-image: radial-gradient(ellipse at 30% 60%, #000 20%, transparent 70%); }
.r-hero__content { position: relative; z-index: 2; padding: 140px 0 90px; }
.r-hero__tag { display: inline-flex; align-items: center; gap: 10px; background: rgba(215, 25, 32, .22); border: 1px solid rgba(255, 120, 125, .45); color: #ffd9db; padding: 7px 18px; border-radius: 999px; font-size: 13.5px; font-weight: 600; letter-spacing: 1px; }
.r-hero__tag .dot { width: 8px; height: 8px; border-radius: 50%; background: #ff5257; animation: pulse 1.6s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.r-hero h1 { font-size: clamp(34px, 5.4vw, 62px); font-weight: 800; line-height: 1.24; margin: 22px 0 18px; text-shadow: 0 6px 30px rgba(0, 0, 0, .4); }
.r-hero h1 em { font-style: normal; background: linear-gradient(92deg, #ff5a5f, #ffb37e); -webkit-background-clip: text; background-clip: text; color: transparent; }
.r-hero__sub { font-size: clamp(15px, 1.6vw, 18.5px); color: rgba(255, 255, 255, .82); max-width: 640px; margin-bottom: 34px; }
.r-hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 54px; }
.r-hero__stats { display: flex; gap: clamp(20px, 4vw, 56px); flex-wrap: wrap; }
.r-stat { min-width: 110px; }
.r-stat b { display: block; font-size: clamp(26px, 3vw, 38px); font-weight: 800; color: #fff; }
.r-stat b small { font-size: .5em; font-weight: 600; margin-left: 2px; }
.r-stat span { color: rgba(255, 255, 255, .62); font-size: 13px; }
.r-hero__scroll { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 2; color: rgba(255, 255, 255, .6); font-size: 12px; letter-spacing: 3px; text-align: center; }
.r-hero__scroll::after { content: ""; display: block; width: 1px; height: 34px; margin: 8px auto 0; background: linear-gradient(#fff, transparent); animation: drop 1.6s infinite; }
@keyframes drop { from { transform: scaleY(0); transform-origin: top; } to { transform: scaleY(1); transform-origin: top; } }

/* ---------- 痛点对比 ---------- */
.vs__wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 44px; }
.vs__col { border-radius: var(--radius); padding: 30px 30px 24px; }
.vs__col--old { background: #f0f0f0; border: 1px dashed #c9c9c9; }
.vs__col--new { background: linear-gradient(150deg, #fff 60%, var(--bjt-red-light)); border: 1.5px solid rgba(215, 25, 32, .4); box-shadow: var(--shadow-md); position: relative; }
.vs__col--new::after { content: "本系统"; position: absolute; top: -13px; right: 22px; background: var(--bjt-red); color: #fff; font-size: 12.5px; font-weight: 700; padding: 4px 14px; border-radius: 999px; }
.vs__col h3 { display: flex; align-items: center; gap: 10px; font-size: 18px; margin-bottom: 18px; }
.vs__col--old h3 { color: var(--bjt-gray-500); }
.vs__col--new h3 { color: var(--bjt-red); }
.vs__item { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid rgba(0, 0, 0, .06); font-size: 14.5px; }
.vs__item:last-child { border-bottom: 0; }
.vs__item i { flex: none; font-style: normal; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; margin-top: 2px; }
.vs__col--old .vs__item i { background: #ddd; color: #999; }
.vs__col--new .vs__item i { background: var(--bjt-red); color: #fff; }
.vs__col--old .vs__item { color: var(--bjt-gray-500); }
.vs__item b { display: block; font-size: 15px; }
.vs__col--new .vs__item b { color: var(--ink); }
.vs__col--old .vs__item b { color: var(--bjt-gray-700); }

/* ---------- 架构图 ---------- */
.arch { margin-top: 44px; display: flex; flex-direction: column; gap: 14px; }
.arch__layer { border-radius: var(--radius); padding: 20px 26px; display: flex; align-items: center; gap: 20px; color: #fff; transition: transform .3s, box-shadow .3s; }
.arch__layer:hover { transform: translateX(8px); box-shadow: var(--shadow-md); }
.arch__layer h4 { font-size: 16px; white-space: nowrap; min-width: 108px; }
.arch__chips { display: flex; gap: 8px; flex-wrap: wrap; }
.arch__chips span { background: rgba(255, 255, 255, .16); border: 1px solid rgba(255, 255, 255, .22); padding: 4px 13px; border-radius: 999px; font-size: 12.5px; }
.arch__layer--l5 { background: linear-gradient(92deg, #d71920, #8f1118); }
.arch__layer--l4 { background: linear-gradient(92deg, #4a4a4a, #2b2b2b); }
.arch__layer--l3 { background: linear-gradient(92deg, #6d6d6d, #4d4d4d); }
.arch__layer--l2 { background: linear-gradient(92deg, #8f8f8f, #6d6d6d); }
.arch__layer--l1 { background: linear-gradient(92deg, #b0b0b0, #8a8a8a); }
.arch__arrow { text-align: center; color: var(--bjt-gray-500); font-size: 18px; line-height: 1; }

/* ---------- 模块展示 ---------- */
.mod__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 44px; }
.mod__card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--bjt-gray-200); display: flex; flex-direction: column; transition: transform .3s, box-shadow .3s; }
.mod__card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.mod__img { position: relative; height: 190px; overflow: hidden; }
.mod__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.mod__card:hover .mod__img img { transform: scale(1.07); }
.mod__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(0, 0, 0, .45)); }
.mod__no { position: absolute; top: 14px; left: 16px; z-index: 2; color: #fff; font-weight: 800; font-size: 15px; background: rgba(215, 25, 32, .92); padding: 4px 13px; border-radius: 999px; }
.mod__body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.mod__body h3 { font-size: 18px; margin-bottom: 8px; }
.mod__body > p { color: var(--bjt-gray-500); font-size: 13.5px; margin-bottom: 14px; }
.mod__feats { margin-bottom: 18px; }
.mod__feats li { font-size: 13.5px; padding: 5px 0 5px 20px; position: relative; color: var(--bjt-gray-700); }
.mod__feats li::before { content: "▸"; position: absolute; left: 2px; color: var(--bjt-red); }
.mod__link { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; color: var(--bjt-red); font-weight: 700; font-size: 14px; padding: 10px 16px; border: 1.5px solid rgba(215, 25, 32, .4); border-radius: 10px; justify-content: center; transition: all .25s; }
.mod__link:hover { background: var(--bjt-red); color: #fff; border-color: var(--bjt-red); }

/* ---------- AI 对话演示 ---------- */
.ai__wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; margin-top: 44px; }
.ai__chat { background: #1d1f24; border-radius: 18px; padding: 24px; box-shadow: var(--shadow-lg); border: 1px solid #33363d; }
.ai__chat-head { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 15px; padding-bottom: 16px; border-bottom: 1px solid #33363d; margin-bottom: 18px; }
.ai__chat-head .avatar { width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--bjt-red), #ff7a45); display: grid; place-items: center; font-size: 17px; }
.ai__msg { max-width: 86%; padding: 12px 16px; border-radius: 14px; font-size: 13.8px; line-height: 1.65; margin-bottom: 14px; opacity: 0; transform: translateY(12px); transition: all .5s ease; }
.ai__msg.show { opacity: 1; transform: none; }
.ai__msg--user { margin-left: auto; background: var(--bjt-red); color: #fff; border-bottom-right-radius: 4px; }
.ai__msg--bot { background: #2c2f36; color: #e8e9eb; border-bottom-left-radius: 4px; }
.ai__msg--bot b { color: #ffb37e; }
.ai__suggest { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.ai__suggest button { background: transparent; border: 1px solid #4a4e57; color: #b9bcc2; font-size: 12.5px; padding: 6px 13px; border-radius: 999px; cursor: pointer; font-family: var(--font); transition: all .2s; }
.ai__suggest button:hover { border-color: var(--bjt-red); color: #fff; }
.ai__points li { display: flex; gap: 14px; margin-bottom: 20px; }
.ai__points .n { flex: none; width: 34px; height: 34px; border-radius: 10px; background: var(--bjt-red-light); color: var(--bjt-red); font-weight: 800; display: grid; place-items: center; }
.ai__points b { display: block; font-size: 16px; margin-bottom: 3px; }
.ai__points p { color: var(--bjt-gray-500); font-size: 14px; }

/* ---------- 实战价值 ---------- */
.value__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 44px; }
.value__card { background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .12); border-radius: var(--radius); padding: 26px 24px; transition: all .3s; }
.value__card:hover { background: rgba(215, 25, 32, .14); border-color: rgba(255, 120, 125, .4); transform: translateY(-6px); }
.value__card .ic { font-size: 28px; margin-bottom: 14px; }
.value__card h4 { color: #fff; font-size: 16.5px; margin-bottom: 8px; }
.value__card p { color: #b5b5b5; font-size: 13.5px; }
.value__card b { color: #ffb37e; }

/* ---------- 场景时间轴 ---------- */
.scene { position: relative; margin-top: 50px; padding-left: 34px; }
.scene::before { content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(var(--bjt-red), var(--bjt-gray-200)); }
.scene__item { position: relative; padding-bottom: 34px; }
.scene__item::before { content: ""; position: absolute; left: -31px; top: 7px; width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 3.5px solid var(--bjt-red); }
.scene__item time { color: var(--bjt-red); font-weight: 800; font-size: 15px; }
.scene__item h4 { font-size: 17px; margin: 4px 0 6px; }
.scene__item p { color: var(--bjt-gray-500); font-size: 14px; max-width: 720px; }
.scene__item p b { color: var(--ink); }

/* ---------- POC 直达 ---------- */
.poc__panel { background: linear-gradient(120deg, #2b2b2b, #17181b); border-radius: 20px; padding: clamp(30px, 5vw, 60px); color: #fff; display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.poc__panel::before { content: ""; position: absolute; right: -120px; top: -120px; width: 340px; height: 340px; border-radius: 50%; background: radial-gradient(circle, rgba(215, 25, 32, .4), transparent 70%); }
.poc__panel h3 { font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 12px; }
.poc__panel p { color: #b9b9b9; font-size: 15px; margin-bottom: 24px; }
.poc__account { background: rgba(255, 255, 255, .07); border: 1px dashed rgba(255, 255, 255, .3); border-radius: 12px; padding: 18px 22px; font-size: 14.5px; }
.poc__account code { background: rgba(215, 25, 32, .35); color: #ffd9db; padding: 2px 10px; border-radius: 6px; font-size: 14px; }
.poc__account .row { display: flex; justify-content: space-between; align-items: center; padding: 7px 0; }

/* ---------- 步骤进度条 ---------- */
.progress { position: fixed; top: 0; left: 0; height: 3px; background: linear-gradient(90deg, var(--bjt-red), #ff7a45); z-index: 200; width: 0; }

@media (max-width: 960px) {
  .vs__wrap, .ai__wrap, .poc__panel { grid-template-columns: 1fr; }
  .mod__grid, .value__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .mod__grid, .value__grid { grid-template-columns: 1fr; }
}