/* 株式会社 衛宝 | EIHO - 主样式 */

:root {
  --brand: #0b3b66;          /* 深蓝 */
  --brand-2: #0f5ea6;        /* 亮蓝 */
  --text: #1b1f24;
  --muted: #6c757d;
  --bg: #0a0f16;
}

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans JP", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
}

/* ===== Top Nav (fixed) ===== */
.navbar {
  transition: background .25s ease, box-shadow .25s ease;
  background: rgba(10, 15, 22, .35);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.navbar.scrolled {
  background: rgba(10, 15, 22, .92);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .25);
}

.navbar .nav-link {
  color: rgba(255, 255, 255, .82);
  font-weight: 700;
  border-radius: 999px;
  padding: .4rem .72rem;
  transition: color .18s ease, background-color .2s ease, box-shadow .2s ease;
}

.navbar .nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, .08);
}

.navbar .nav-link.active {
  color: #fff;
  background: rgba(39, 179, 255, .20);
  box-shadow: inset 0 0 0 1px rgba(39, 179, 255, .35);
}

.navbar .nav-link:focus-visible {
  outline: 2px solid rgba(39, 179, 255, .6);
  outline-offset: 2px;
}

.navbar-brand {
  color: #fff;
  font-weight: 800;
  letter-spacing: .5px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand-2), #27b3ff);
  display: inline-grid;
  place-items: center;
  box-shadow: 0 10px 25px rgba(39, 179, 255, .25);
}

/* ===== Hero ===== */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  color: #fff;
  background: #0a0f16;
  overflow: hidden;
}

.hero-bg-slider {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.08) translate3d(0, 0, 0) rotate(0.2deg);
  animation: hero-bg-flow 35s linear infinite;
  will-change: transform, opacity;
}

.hero-bg-slide:nth-child(1) { animation-delay: 0s; }
.hero-bg-slide:nth-child(2) { animation-delay: 6s; }
.hero-bg-slide:nth-child(3) { animation-delay: 12s; }
.hero-bg-slide:nth-child(4) { animation-delay: 18s; }
.hero-bg-slide:nth-child(5) { animation-delay: 24s; }

.hero-bg-slide:nth-child(1) { background-image: url("https://images.unsplash.com/photo-1493238792000-8113da705763?auto=format&fit=crop&w=2400&q=80"); }
.hero-bg-slide:nth-child(2) { background-image: url("https://images.unsplash.com/photo-1502877338535-766e1452684a?auto=format&fit=crop&w=2400&q=80"); }
.hero-bg-slide:nth-child(3) { background-image: url("https://images.unsplash.com/photo-1489824904134-891ab64532f1?auto=format&fit=crop&w=2400&q=80"); }
.hero-bg-slide:nth-child(4) { background-image: url("https://images.unsplash.com/photo-1503376780353-7e6692767b70?auto=format&fit=crop&w=2400&q=80"); }
.hero-bg-slide:nth-child(5) { background-image: url("https://images.unsplash.com/photo-1492144534655-ae79c964c9d7?auto=format&fit=crop&w=2400&q=80"); }

@keyframes hero-bg-flow {
  0% {
    opacity: 0;
    transform: scale(1.08) translate3d(-1.5%, -1%, 0) rotate(0.2deg);
  }
  6% {
    opacity: 1;
  }
  20% {
    opacity: 1;
    transform: scale(1.16) translate3d(1.5%, 1%, 0) rotate(-0.2deg);
  }
  24% {
    opacity: 0;
  }
  100% {
    opacity: 0;
    transform: scale(1.16) translate3d(1.5%, 1%, 0) rotate(-0.2deg);
  }
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 15, 22, .82), rgba(10, 15, 22, .25) 55%, rgba(10, 15, 22, .75));
  pointer-events: none;
}

.hero > .container { position: relative; z-index: 2; }

.kicker {
  display: inline-flex;
  gap: .5rem;
  align-items: center;
  padding: .35rem .7rem;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 999px;
  background: rgba(255, 255, 255, .06);
  font-size: .92rem;
}

.hero h1 {
  font-size: clamp(2.0rem, 3.4vw, 3.2rem);
  line-height: 1.15;
  font-weight: 800;
  margin-top: 1rem;
}

.hero p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, .88);
  max-width: 48rem;
  margin-top: 1rem;
}

.hero .btn {
  padding: .9rem 1.1rem;
  border-radius: 14px;
}

.btn-brand {
  background: linear-gradient(135deg, var(--brand-2), #27b3ff);
  border: none;
  box-shadow: 0 18px 40px rgba(39, 179, 255, .22);
}

.btn-brand:hover { filter: brightness(1.03); }

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, .25);
  color: #fff;
  background: rgba(255, 255, 255, .06);
}

.hero-cards {
  margin-top: 2.1rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  max-width: 56rem;
}

.hero-card {
  padding: 1rem 1.1rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(10, 15, 22, .45);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.hero-card .num {
  font-size: 1.35rem;
  font-weight: 800;
}

.hero-card .label {
  color: rgba(255, 255, 255, .78);
  font-size: .92rem;
  margin-top: .25rem;
}

/* ===== Sections ===== */
section { padding: 88px 0; }
section[id], header[id] { scroll-margin-top: 92px; }

.section-title {
  font-weight: 900;
  letter-spacing: .2px;
  color: var(--brand);
}

.section-sub {
  color: var(--muted);
  max-width: 48rem;
}

.soft-bg {
  background:
    radial-gradient(1000px 450px at 15% 0%, rgba(39, 179, 255, .10), transparent 60%),
    radial-gradient(900px 450px at 85% 10%, rgba(15, 94, 166, .10), transparent 55%),
    linear-gradient(180deg, #f8fbff, #ffffff);
}

/* Service cards */
.svc-card {
  height: 100%;
  border: 1px solid rgba(11, 59, 102, .10);
  border-radius: 22px;
  box-shadow: 0 18px 40px rgba(11, 59, 102, .06);
}

.svc-card .icon {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: rgba(15, 94, 166, .10);
  color: var(--brand-2);
  font-size: 1.2rem;
}

/* Strengths */
.strength-item {
  border-radius: 22px;
  border: 1px solid rgba(11, 59, 102, .10);
  padding: 1.25rem;
  background: #fff;
  box-shadow: 0 18px 40px rgba(11, 59, 102, .06);
  height: 100%;
}

/* News list */
.news-board {
  border-radius: 24px;
  border: 1px solid rgba(11, 59, 102, .10);
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  box-shadow: 0 18px 40px rgba(11, 59, 102, .06);
  padding: 1.15rem;
}

.news-board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: .8rem;
}

.news-board-badge {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: .84rem;
  font-weight: 800;
  color: var(--brand-2);
  background: rgba(15, 94, 166, .08);
  border: 1px solid rgba(15, 94, 166, .16);
  border-radius: 999px;
  padding: .35rem .75rem;
}

.news-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem;
}

.news-more-wrap {
  margin-top: .95rem;
  display: flex;
  justify-content: flex-end;
}

.news-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.news-card {
  height: 100%;
  border: 1px solid rgba(11, 59, 102, .10);
  border-radius: 16px;
  background: #fff;
  padding: .95rem 1rem;
  transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
}

.news-card-link:hover .news-card {
  transform: translateY(-2px);
  border-color: rgba(15, 94, 166, .30);
  box-shadow: 0 14px 30px rgba(11, 59, 102, .10);
}

.news-card-title {
  color: var(--brand);
  font-weight: 800;
  line-height: 1.45;
  margin-bottom: .35rem;
}

.news-card-meta {
  color: var(--muted);
  font-size: .9rem;
}

.news-empty {
  grid-column: 1 / -1;
  border-style: dashed;
  background: rgba(15, 94, 166, .03);
}

/* Profile block */
.profile {
  border-radius: 26px;
  border: 1px solid rgba(11, 59, 102, .10);
  background: #fff;
  box-shadow: 0 22px 50px rgba(11, 59, 102, .08);
  overflow: hidden;
}

/* News detail */
.news-detail-image {
  max-width: 100%;
  border-radius: 12px;
}

.news-detail-body {
  white-space: pre-wrap;
}

.profile-head {
  background: linear-gradient(135deg, rgba(15, 94, 166, .10), rgba(39, 179, 255, .10));
  padding: 1.4rem 1.4rem;
}

.profile table { margin: 0; }

.profile th {
  width: 28%;
  color: var(--muted);
  font-weight: 700;
  background: #fbfdff;
}

.clients-list {
  display: grid;
  gap: .45rem;
}

.client-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .25rem;
  border: 1px solid rgba(11, 59, 102, .10);
  border-radius: 10px;
  background: #f8fbff;
  padding: .35rem .55rem;
}

.client-label {
  color: var(--brand);
  font-weight: 700;
}

.client-sep {
  color: var(--muted);
}

.client-value {
  color: #374151;
}

/* CTA */
.cta {
  border-radius: 28px;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(15, 94, 166, 1), rgba(39, 179, 255, 1));
  color: #fff;
  box-shadow: 0 24px 60px rgba(15, 94, 166, .25);
}

.cta p { color: rgba(255, 255, 255, .9); margin: 0.6rem 0 0; }

.footer {
  padding: 28px 0;
  background: #0a0f16;
  color: rgba(255, 255, 255, .75);
}

.footer a { color: rgba(255, 255, 255, .85); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* 工具类（替代内联样式） */
.border-brand-light { border-color: rgba(11, 59, 102, .10) !important; }
.text-brand { color: var(--brand) !important; }
.text-brand-2 { color: var(--brand-2); }
.btn-outline-brand { border-color: rgba(11, 59, 102, .35); color: var(--brand); }
.cta .small { color: rgba(255, 255, 255, .9); }
.bg-brand-tint { background: rgba(15, 94, 166, .08); color: var(--brand-2); }

/* Responsive */
@media (max-width: 991px) {
  .hero-cards { grid-template-columns: 1fr; max-width: 28rem; }
  .news-list { grid-template-columns: 1fr; }
  section { padding: 72px 0; }
}