:root {
  --blue: #1688f8;
  --deep: #1557b7;
  --dark: #20283a;
  --text: #64666d;
  --soft: #eef7ff;
  --line: #d7e9ff;
  --shadow: 0 18px 50px rgba(30, 112, 210, 0.13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--dark);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  background: #f8fbff;
  line-height: 1.65;
}
button, a { font: inherit; }
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 103px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 60px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 6px 18px rgba(40, 111, 188, 0.08);
  backdrop-filter: blur(12px);
}
.brand { display: flex; align-items: center; gap: 18px; color: var(--deep); }
.brand-logo {
  width: 168px;
  height: auto;
  display: block;
}
.logo-mark {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, #113f9d, #2a84f2);
  border-radius: 50% 42% 50% 42%;
  font-size: 28px;
  font-weight: 900;
  font-style: italic;
}
.logo-text { display: grid; gap: 0; color: var(--deep); line-height: 1; }
.logo-text b { font-size: 24px; letter-spacing: 6px; }
.logo-text i { font-size: 11px; font-style: normal; letter-spacing: 2px; }
.brand strong { font-size: 28px; line-height: 1; }
.nav { display: flex; gap: 56px; font-size: 20px; color: #30384b; }
.nav a:hover { color: var(--blue); }

.hero {
  background: #fff;
  border-bottom: 1px solid #dcecff;
}
.hero-inner {
  width: min(1560px, calc(100% - 88px));
  min-height: 555px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 620px;
  align-items: center;
  gap: 92px;
  padding: 56px 0 42px;
}
.hero-copy { padding-left: 90px; }
.hero h1 {
  margin: 0 0 20px;
  color: var(--deep);
  font-size: 44px;
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: 0;
}
.hero h2 { margin: 0 0 34px; font-size: 19px; color: #252d3e; }
.check-list { margin: 0 0 38px; padding: 0; list-style: none; color: #666; font-size: 17px; }
.check-list li { position: relative; margin: 19px 0; padding-left: 46px; }
.check-list li::before {
  position: absolute;
  left: 0;
  top: 1px;
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  content: "✓";
  font-weight: 900;
}
.check-list span { color: #5d6673; }
.hero-actions { display: flex; gap: 20px; }
.primary-btn, .outline-btn {
  min-width: 168px;
  height: 56px;
  padding: 0 28px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 800;
  white-space: nowrap;
  transition: transform .2s ease, box-shadow .2s ease;
}
.primary-btn {
  color: #fff;
  border: 1px solid var(--blue);
  background: linear-gradient(135deg, #43a4ff, #0785f8);
  box-shadow: 0 9px 17px rgba(22, 136, 248, .32);
}
.outline-btn { color: var(--deep); border: 3px solid var(--deep); background: #fff; }
.primary-btn:hover, .outline-btn:hover { transform: translateY(-2px); }

.erp-board {
  padding: 21px;
  background: #252e46;
  border: 12px solid #1d263f;
  border-radius: 18px;
  box-shadow: 0 28px 45px rgba(0, 0, 0, .22);
}
.board-title {
  height: 46px;
  display: grid;
  place-items: center;
  color: #fff;
  background: #424b64;
  border-radius: 7px;
  font-size: 20px;
  font-weight: 900;
}
.board-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; margin: 20px 0; }
.board-grid span { height: 44px; display: grid; place-items: center; color: #fff; border-radius: 7px; font-weight: 800; }
.orange { background: #ff7446; } .blue { background: #2d99e7; } .green { background: #50af56; }
.purple { background: #9c2bb5; } .pink { background: #df2869; } .teal { background: #168d84; }
.gray { background: #919aa4; } .cyan { background: #1fa7b9; } .yellow { background: #ffad12; }
.board-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.board-metrics div {
  min-height: 124px;
  display: grid;
  place-items: center;
  text-align: center;
  color: #fff;
  background: #48536d;
  border-radius: 9px;
}
.board-metrics b { font-size: 19px; line-height: 1.22; }
.board-metrics span { font-size: 25px; color: #dce3f0; }

.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 36px min(12vw, 360px);
  text-align: center;
  background: #e9f6ff;
}
.stats-band strong { display: block; color: var(--deep); font-size: 43px; line-height: 1.1; }
.stats-band span { color: #1c5fbd; font-size: 17px; }

.section { padding: 92px 0; background: #fff; }
.section-head { width: min(980px, calc(100% - 40px)); margin: 0 auto 64px; text-align: center; }
.section-head h2 { margin: 0 0 18px; color: var(--deep); font-size: 30px; line-height: 1.25; }
.section-head p { margin: 0; color: #737373; font-size: 17px; }
.challenge { background: linear-gradient(#fff, #fbfdff); }
.challenge-panel {
  width: min(1610px, calc(100% - 96px));
  margin: 0 auto;
  padding: 56px 58px 62px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 5px solid #1f82f0;
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.challenge-panel h3 { margin: 0 0 42px; text-align: center; color: var(--deep); font-size: 29px; }
.challenge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 46px; }
.challenge-grid article {
  min-height: 430px;
  padding: 40px 38px;
  background: #fff;
  border: 1px solid #e6effb;
  border-radius: 20px;
  box-shadow: var(--shadow);
}
.card-title { padding-bottom: 24px; border-bottom: 4px solid #edf3fb; color: var(--deep); font-size: 21px; font-weight: 900; }
.card-title span { margin-right: 18px; font-size: 31px; vertical-align: middle; }
.challenge-grid ul { display: grid; gap: 28px; margin: 36px 0 0; padding: 0; list-style: none; color: #747474; font-size: 21px; }
.challenge-grid li::before { content: "•"; margin-right: 20px; color: var(--blue); font-size: 34px; vertical-align: -3px; }

.intro { background: #fff; }
.intro-text {
  width: min(1500px, calc(100% - 140px));
  margin: 0 auto 64px;
  color: #575757;
  font-size: 24px;
  line-height: 1.85;
}
.value-grid {
  width: min(1660px, calc(100% - 120px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 44px;
}
.value-grid article {
  min-height: 278px;
  padding: 38px 32px;
  text-align: center;
  background: #fff;
  border: 1px solid #dfeaf8;
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.value-grid span { font-size: 45px; }
.value-grid h3 { margin: 18px 0 12px; color: var(--deep); font-size: 29px; }
.value-grid p { margin: 0; color: #696969; font-size: 18px; }

.flow-section { background: #fbfdff; }
.flow-wrap {
  width: min(1660px, calc(100% - 120px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 145px repeat(6, minmax(150px, 1fr));
  gap: 18px;
}
.flow-label {
  min-height: 480px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(#55a9ff, #0584f6);
  border-radius: 12px;
  font-size: 23px;
  font-weight: 900;
  text-align: center;
  line-height: 1.45;
}
.flow-card {
  position: relative;
  min-height: 480px;
  padding: 25px 24px;
  background: #fff;
  border: 1px solid #dfeaf8;
  border-radius: 12px;
  box-shadow: var(--shadow);
}
.flow-card:not(:last-child)::after {
  position: absolute;
  right: -21px;
  top: 48%;
  color: var(--blue);
  content: "→";
  font-size: 28px;
}
.flow-card h3 { margin: 0 0 18px; padding-bottom: 16px; border-bottom: 3px solid #e9f2ff; color: #1688f8; font-size: 20px; }
.flow-card h3 span {
  display: inline-grid;
  width: 29px;
  height: 29px;
  margin-right: 10px;
  place-items: center;
  color: #fff;
  background: #2388ee;
  border-radius: 50%;
}
.flow-card p {
  margin: 10px 0;
  padding: 6px 14px;
  color: #087cff;
  background: #f1f7ff;
  border-left: 3px solid #087cff;
  border-radius: 6px;
}

.modules { padding-top: 22px; background: #f8fbff; }
.module-tabs {
  width: min(1420px, calc(100% - 80px));
  margin: 0 auto 54px;
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}
.module-tabs button {
  min-width: 126px;
  height: 54px;
  padding: 0 18px;
  color: #222;
  background: #fff;
  border: 2px solid #cde5ff;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
  box-shadow: 0 12px 25px rgba(22, 136, 248, .08);
}
.module-tabs button.active { color: #fff; background: linear-gradient(135deg, #2b91f6, #1267cd); border-color: transparent; }
.module-detail {
  position: relative;
  width: min(1400px, calc(100% - 80px));
  min-height: 520px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.module-copy { padding: 40px 42px; }
.module-copy h3 { margin: 0 0 22px; color: var(--deep); font-size: 25px; }
.roles { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 42px; }
.roles span { padding: 7px 18px; color: #0b65ce; background: #eaf5ff; border-radius: 999px; }
#moduleDesc { color: #666; font-size: 15px; line-height: 1.75; }
.module-points { display: grid; gap: 20px; margin: 34px 0 0; padding: 0; list-style: none; color: #606060; font-size: 14px; }
.module-points li { position: relative; padding-left: 54px; }
.module-points li::before {
  position: absolute;
  left: 0;
  top: -4px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: #fff;
  background: #2379dd;
  border-radius: 50%;
  content: "✓";
  font-size: 25px;
  font-weight: 900;
}
.module-points b { color: var(--deep); }
.module-screen {
  display: grid;
  place-items: center;
  padding: 30px;
  background: #f3f9ff;
  border-left: 1px solid #eef5ff;
}

.module-image {
  display: block;
  width: 100%;
  max-height: 390px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 18px 34px rgba(33, 70, 120, .14);
}

.module-image:not([src]) {
  min-height: 260px;
  background:
    linear-gradient(135deg, #f7fbff, #eef6ff);
  border: 1px dashed #bdd9ff;
}

.module-image:not([src])::after {
  content: attr(alt);
}
.dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  display: flex;
  gap: 8px;
  transform: translateX(-50%);
}
.dots span { width: 13px; height: 13px; background: #aad5ff; border-radius: 50%; }
.dots .active { background: #2388ee; }

.bottom-cta {
  padding: 86px 24px;
  text-align: center;
  color: #fff;
  background: linear-gradient(135deg, #135dbd, #1697ff);
}
.bottom-cta h2 { margin: 0 0 12px; font-size: 34px; }
.bottom-cta p { margin: 0 0 28px; color: rgba(255,255,255,.88); }

.highlights,
.feature-cases,
.why-section {
  background: #f8fbff;
}

.highlight-panel,
.case-panel {
  width: min(1180px, 56vw);
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.highlight-panel {
  display: grid;
  grid-template-columns: .95fr 1fr;
  gap: 46px;
  align-items: center;
  padding: 42px;
  border-top: 6px solid #2588ff;
}

.visual-dashboard {
  min-height: 250px;
  padding: 22px;
  background: linear-gradient(135deg, #14243f, #0c67bd);
  border-radius: 16px;
  box-shadow: 0 22px 42px rgba(0, 43, 94, .18);
}

.dashboard-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  color: #fff;
  background: #2379dd;
  border-radius: 999px;
  font-size: 20px;
  font-weight: 900;
}

.image-dashboard {
  position: relative;
  min-height: auto;
  padding: 0;
  overflow: hidden;
  background: #0b1d38;
}

.image-dashboard img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.image-dashboard .dashboard-badge {
  position: absolute;
  top: 22px;
  left: 22px;
}

.factory-scene {
  position: relative;
  height: 200px;
  margin-top: 28px;
  overflow: hidden;
  border-radius: 10px;
  background:
    linear-gradient(120deg, rgba(255,255,255,.16), transparent 30%),
    repeating-linear-gradient(90deg, rgba(255,255,255,.12), rgba(255,255,255,.12) 1px, transparent 1px, transparent 44px),
    linear-gradient(#153c73, #0b1d38);
}

.factory-scene span {
  position: absolute;
  background: rgba(38, 150, 255, .8);
  border-radius: 5px;
}
.factory-scene span:nth-child(1) { width: 70%; height: 10px; left: 12%; top: 58%; }
.factory-scene span:nth-child(2) { width: 46%; height: 10px; left: 32%; top: 42%; transform: rotate(-16deg); }
.factory-scene span:nth-child(3) { width: 80px; height: 80px; right: 12%; bottom: 16%; border-radius: 50%; border: 12px solid #20b4ff; background: transparent; }
.factory-scene span:nth-child(4) { width: 44px; height: 94px; left: 12%; bottom: 10%; background: linear-gradient(#ffb11a, #ff7f1f); }

.highlight-copy h3,
.case-copy h3 {
  margin: 0 0 18px;
  color: var(--deep);
  font-size: 26px;
  line-height: 1.25;
}

.highlight-copy p,
.case-copy p {
  margin: 0 0 28px;
  color: #666;
  font-size: 16px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.feature-grid span {
  padding: 14px 18px;
  color: var(--deep);
  background: #f3f8ff;
  border: 1px solid #cfe4ff;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 900;
}

.feature-cases {
  display: grid;
  gap: 66px;
  padding-top: 36px;
}

.case-panel {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 36px;
  align-items: center;
  padding: 40px;
}

.case-reverse {
  grid-template-columns: 1.1fr .9fr;
}

.process-visual {
  min-height: 240px;
  display: grid;
  align-content: center;
  gap: 28px;
  padding: 24px;
  text-align: center;
  background: #f3f8ff;
  border: 1px solid #cfe0f6;
  border-radius: 12px;
}

.big-icon {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  justify-self: center;
  background: #247ce0;
  border-radius: 18px;
  font-size: 30px;
  box-shadow: 0 12px 25px rgba(22, 104, 205, .24);
}

.mini-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.mini-flow span {
  padding: 10px 14px;
  color: var(--deep);
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 10px 18px rgba(22, 104, 205, .12);
  font-weight: 900;
}

.mini-flow i,
.flow-pill i {
  color: var(--blue);
  font-style: normal;
}

.flow-pill,
.value-pill {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 14px 22px;
  color: var(--deep);
  background: #eef6ff;
  border: 1px solid #bfdbff;
  border-radius: 999px;
  font-size: 14px;
}

.flow-pill b {
  color: #ff5b66;
}

.strip-list {
  display: grid;
  gap: 22px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.strip-list li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  color: #666;
  background: #f7fbff;
  border-left: 4px solid var(--blue);
  border-radius: 10px;
  font-size: 14px;
}

.strip-list span {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: #e7f2ff;
  border-radius: 10px;
}

.strip-list b,
.value-pill b {
  color: var(--deep);
}

.value-pill {
  border-radius: 12px;
}

.value-pill b {
  flex: 0 0 auto;
  padding: 7px 18px;
  color: #fff;
  background: #186ad1;
  border-radius: 999px;
}

.why-grid {
  width: min(1180px, 56vw);
  margin: 0 auto 42px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.why-grid article {
  min-height: 220px;
  padding: 30px 22px;
  text-align: center;
  background: #fff;
  border: 1px solid #dfeaf8;
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.why-grid span {
  display: grid;
  width: 68px;
  height: 68px;
  margin: 0 auto 22px;
  place-items: center;
  background: #eaf4ff;
  border-radius: 18px;
  font-size: 34px;
}

.why-grid h3,
.capability-list h3 {
  margin: 0 0 12px;
  color: var(--deep);
  font-size: 21px;
}

.why-grid p,
.capability-list p {
  margin: 0;
  color: #666;
}

.capability-list {
  width: min(760px, 56vw);
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.capability-list div {
  display: grid;
  grid-template-columns: 64px 1fr;
  column-gap: 22px;
  align-items: center;
  padding: 22px 26px;
  background: #fff;
  border: 1px solid #dfeaf8;
  border-radius: 10px;
}

.capability-list span {
  grid-row: span 2;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  background: #eaf4ff;
  border-radius: 12px;
  font-size: 28px;
}

.benefit-cta {
  padding: 78px 0;
  color: #fff;
  background:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(135deg, #1c58b5, #2098ff);
  background-size: 56px 56px, 56px 56px, auto;
}

.benefit-inner {
  width: min(960px, 56vw);
  margin: 0 auto;
  text-align: center;
}

.benefit-inner h2 {
  margin: 0 0 18px;
  font-size: 34px;
}

.benefit-inner > p {
  margin: 0 0 44px;
  color: rgba(255,255,255,.9);
  font-size: 18px;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.benefit-grid div,
.benefit-grid button {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 18px 26px;
  color: #fff;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  font-size: 18px;
  font-weight: 900;
}

.benefit-grid button {
  cursor: pointer;
}

.benefit-grid b,
.benefit-grid strong {
  display: block;
}

.benefit-grid strong {
  font-size: 17px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  padding: 48px 5vw 56px;
  color: #8d8d8d;
  background: #1a1a1a;
  border-bottom: 1px solid #2b2b2b;
}

.site-footer h3 {
  margin: 0 0 8px;
  color: #fff;
  font-size: 21px;
}

.site-footer p {
  margin: 0 0 6px;
}

.footer-right {
  text-align: right;
}

/* Layout tuning: shrink the main content again for a lighter, airier page. */
.hero-inner,
.challenge-panel,
.intro-text,
.value-grid,
.flow-wrap,
.module-tabs,
.module-detail {
  width: min(1180px, 56vw);
}

.section {
  padding: 92px 0;
}

.hero-inner {
  min-height: 500px;
  grid-template-columns: minmax(360px, 0.95fr) minmax(360px, 0.85fr);
  gap: 96px;
}

.hero-copy {
  padding-left: 20px;
}

.hero h1 {
  font-size: 34px;
}

.hero h2 { font-size: 17px; }
.check-list { font-size: 15px; }
.primary-btn, .outline-btn { height: 48px; padding: 0 22px; }
.hero-actions .primary-btn { min-width: 188px; }

.erp-board {
  width: min(100%, 430px);
  justify-self: end;
  transform: none;
}

.board-title {
  height: 40px;
  font-size: 18px;
}

.board-grid {
  gap: 10px;
  margin: 16px 0;
}

.board-grid span {
  height: 38px;
  font-size: 14px;
}

.board-metrics {
  gap: 12px;
}

.board-metrics div {
  min-height: 92px;
}

.board-metrics b {
  font-size: 15px;
}

.board-metrics span {
  font-size: 20px;
}

.challenge-panel {
  padding: 40px;
}

.challenge-grid {
  gap: 30px;
}

.challenge-grid article {
  min-height: 315px;
  padding: 30px 28px;
}

.challenge-panel h3 { font-size: 24px; }
.card-title { font-size: 18px; }
.challenge-grid ul { gap: 18px; font-size: 17px; }

.intro-text {
  font-size: 17px;
}

.value-grid {
  gap: 26px;
}

.flow-wrap {
  grid-template-columns: 108px repeat(6, minmax(112px, 1fr));
  gap: 10px;
}

.flow-label,
.flow-card {
  min-height: 350px;
}

.flow-label { font-size: 18px; }
.flow-card { padding: 18px 14px; }
.flow-card h3 { font-size: 16px; }
.flow-card p { font-size: 13px; padding: 5px 9px; }

.modal[hidden] { display: none; }
.modal { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 18px; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(20, 32, 48, .36); backdrop-filter: blur(4px); }
.contact-dialog {
  position: relative;
  width: min(520px, 50vw);
  max-height: calc(100vh - 24px);
  padding: 34px 32px 32px;
  overflow: auto;
  background: #fff;
  box-shadow: 0 24px 70px rgba(20, 55, 92, .28);
}
.contact-dialog h2 { margin: 0 0 4px; color: var(--blue); font-size: 26px; font-weight: 900; }
.contact-subtitle { margin: 0 0 28px; color: #808080; font-size: 15px; }
.close-btn {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 44px;
  height: 44px;
  background: #f0f6ff;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
}
.close-btn span { position: absolute; left: 12px; top: 21px; width: 21px; height: 2px; background: #666; border-radius: 99px; }
.close-btn span:first-child { transform: rotate(45deg); }
.close-btn span:last-child { transform: rotate(-45deg); }
.contact-card {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 118px;
  margin-bottom: 20px;
  padding: 20px 22px;
  background: #fff;
  border: 2px solid #dcebff;
  border-radius: 16px;
  box-shadow: 0 16px 35px rgba(37, 136, 255, .08);
}
.contact-icon { width: 54px; height: 54px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, #2588ff, #5db4ff); border-radius: 14px; }
.contact-icon svg { width: 34px; height: 34px; }
.contact-content h3 { margin: 0 0 10px; font-size: 18px; font-weight: 900; }
.contact-content p { display: flex; align-items: center; gap: 14px; min-height: 28px; margin: 0 0 6px; color: #555; font-size: 14px; }
.contact-content span { flex: 0 0 54px; }
.contact-content strong { color: #333; font-weight: 500; }
.contact-content a { color: #147cff; font-family: Consolas, "Courier New", monospace; letter-spacing: 2px; }
.copy-btn { width: 32px; height: 32px; color: var(--blue); background: #eef6ff; border: 0; border-radius: 8px; cursor: pointer; font-size: 18px; }
.address-content strong { flex: 1; min-width: 0; }
.hours-card { padding: 20px 22px; background: #f7fbff; border: 1px solid #deecff; border-radius: 12px; }
.hours-card h3 { margin: 0 0 12px; font-size: 18px; }
.hours-card dl { display: grid; gap: 8px; margin: 0; }
.hours-card div { display: flex; justify-content: space-between; gap: 24px; color: #4c4c4c; font-size: 14px; }
.hours-card dt, .hours-card dd { margin: 0; }
.hours-card dt { color: #686868; }
.rest { color: #ff8a00; }
.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 60;
  padding: 10px 16px;
  color: #fff;
  background: rgba(24, 31, 45, .92);
  border-radius: 8px;
  opacity: 0;
  transform: translateY(8px);
  transition: .2s ease;
}
.toast.show { opacity: 1; transform: translateY(0); }
body.modal-open { overflow: hidden; }

.reveal { opacity: 0; transform: translateY(44px); transition: opacity .75s ease, transform .75s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .22s; }
.delay-3 { transition-delay: .32s; }

@media (max-width: 1200px) {
  .site-header { height: auto; min-height: 82px; padding: 16px 24px; }
  .brand strong { font-size: 24px; }
  .nav { gap: 24px; font-size: 17px; }
  .hero-inner { grid-template-columns: 1fr; width: min(900px, calc(100% - 36px)); }
  .erp-board { justify-self: start; width: min(100%, 520px); }
  .hero-copy { padding-left: 0; }
  .stats-band, .value-grid { grid-template-columns: repeat(2, 1fr); padding-left: 30px; padding-right: 30px; width: auto; }
  .challenge-grid, .module-detail { grid-template-columns: 1fr; }
  .flow-wrap { overflow-x: auto; grid-template-columns: 145px repeat(6, 230px); }
  .hero-inner,
  .challenge-panel,
  .intro-text,
  .flow-wrap,
  .module-tabs,
  .module-detail,
  .highlight-panel,
  .case-panel,
  .why-grid,
  .capability-list,
  .benefit-inner {
    width: min(900px, calc(100% - 36px));
  }
  .highlight-panel,
  .case-panel,
  .case-reverse {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .site-header { align-items: flex-start; gap: 14px; }
  .brand { gap: 10px; }
  .brand strong { display: none; }
  .nav { display: none; }
  .hero h1 { font-size: 34px; }
  .erp-board { border-width: 8px; padding: 12px; }
  .board-grid, .board-metrics, .stats-band, .value-grid { grid-template-columns: 1fr; }
  .challenge-panel, .intro-text, .value-grid, .flow-wrap, .module-tabs, .module-detail { width: calc(100% - 28px); }
  .challenge-panel { padding: 34px 18px; }
  .intro-text { font-size: 18px; }
  .contact-dialog { width: calc(100vw - 28px); padding: 28px 18px 20px; }
  .close-btn { top: 24px; right: 18px; width: 52px; height: 52px; }
  .contact-card { grid-template-columns: 1fr; padding: 24px; }
  .contact-content p { flex-wrap: wrap; gap: 8px 14px; font-size: 16px; }
  .contact-content span { flex-basis: auto; }
}