/* =========================================================
   84-涂料之家建材 - 色板刷痕主题
   配色: 天蓝#58b8e8 + 白#ffffff + 灰#f0f2f5
   ========================================================= */

:root {
  --sky: #58b8e8;
  --sky-dark: #3fa9dc;
  --sky-deep: #1f7fae;
  --white: #ffffff;
  --grey: #f0f2f5;
  --grey-dark: #d5dce3;
  --ink: #2e3d49;
  --ink-light: #71808e;
  --text: #56636f;
  --shadow: 0 8px 24px rgba(31, 127, 174, 0.12);
  --radius: 0;
  --font: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background-color: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  /* 油漆刷痕纹理 */
  background-image:
    repeating-linear-gradient(112deg,
      transparent 0 9px, rgba(88, 184, 232, 0.05) 9px 13px, transparent 13px 26px,
      rgba(240, 242, 245, 0.9) 26px 30px, transparent 30px 44px,
      rgba(88, 184, 232, 0.04) 44px 49px, transparent 49px 62px);
  background-size: 90px 90px;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 顶部导航 ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(31, 127, 174, 0.08);
  border-bottom: 3px solid var(--sky);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-paint {
  width: 42px;
  height: 42px;
  background:
    linear-gradient(140deg, var(--sky) 0 45%, var(--sky-dark) 45% 70%, var(--sky-deep) 70%);
  clip-path: polygon(15% 0, 85% 0, 100% 25%, 90% 75%, 100% 100%, 0 100%, 10% 60%, 0 20%);
  box-shadow: 0 3px 8px rgba(31, 127, 174, 0.3);
}
.logo-text .logo-main { font-size: 20px; font-weight: 700; color: var(--sky-deep); letter-spacing: 2px; }
.logo-text .logo-sub { display: block; font-size: 10px; letter-spacing: 3px; color: var(--ink-light); }
.nav { display: flex; gap: 6px; }
.nav a {
  padding: 8px 16px;
  color: var(--ink);
  font-size: 15px;
  position: relative;
  transition: color 0.3s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 4px;
  background: var(--sky);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform 0.3s;
  transform-origin: left;
}
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); }
.nav a:hover, .nav a.active { color: var(--sky-deep); }
.hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { width: 26px; height: 3px; background: var(--sky-deep); border-radius: 2px; transition: 0.3s; }
.hamburger.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero 大色块分层 ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 20px 80px;
  overflow: hidden;
}
.hero-block {
  position: absolute;
  border-radius: 4px;
}
/* 三块大色卡叠加 */
.block-sky {
  width: 60%;
  height: 70%;
  top: 8%;
  right: -8%;
  background: linear-gradient(135deg, var(--sky), var(--sky-dark));
  transform: rotate(-8deg);
  box-shadow: 0 24px 60px rgba(31, 127, 174, 0.3);
}
.block-blue {
  width: 46%;
  height: 55%;
  top: 22%;
  left: -6%;
  background: linear-gradient(135deg, #6ec4f0, var(--sky-deep));
  transform: rotate(10deg);
  box-shadow: 0 24px 60px rgba(31, 127, 174, 0.25);
}
.block-white {
  width: 34%;
  height: 44%;
  top: 34%;
  right: 20%;
  background: var(--white);
  border: 2px solid var(--grey-dark);
  transform: rotate(4deg);
  box-shadow: 0 18px 44px rgba(46, 61, 73, 0.15);
}
/* 色块上的色号标签 */
.hero-swatch {
  position: absolute;
  z-index: 2;
  background: rgba(255, 255, 255, 0.92);
  padding: 8px 14px;
  border-left: 5px solid var(--sky);
  box-shadow: 0 6px 16px rgba(31, 127, 174, 0.2);
  font-family: Consolas, monospace;
  animation: float 5s ease-in-out infinite;
}
.hero-swatch span { font-size: 12px; color: var(--ink); display: block; }
.hero-swatch em { font-style: normal; font-size: 12px; color: var(--sky-deep); }
.swatch-1 { top: 22%; left: 12%; animation-delay: 0s; }
.swatch-2 { top: 48%; right: 14%; animation-delay: 1.2s; }
.swatch-3 { bottom: 18%; left: 22%; animation-delay: 2.4s; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 720px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(6px);
  padding: 54px 44px;
  border: 2px solid var(--grey-dark);
  box-shadow: 0 24px 60px rgba(31, 127, 174, 0.2);
}
.hero-badge {
  display: inline-block;
  padding: 6px 20px;
  background: var(--sky);
  color: #fff;
  font-size: 13px;
  letter-spacing: 3px;
  margin-bottom: 22px;
  border-radius: 20px;
}
.hero h1 {
  font-size: 56px;
  font-weight: 900;
  color: var(--sky-deep);
  line-height: 1.15;
  letter-spacing: 2px;
}
.hero h1 span { color: var(--sky-dark); }
.hero p {
  margin: 20px auto 30px;
  font-size: 16px;
  color: var(--ink-light);
  line-height: 1.9;
}
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 14px 38px;
  font-size: 15px;
  letter-spacing: 2px;
  transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
  cursor: pointer;
  border: none;
  border-radius: 30px;
}
.btn-darkblue {
  background: linear-gradient(135deg, var(--sky-dark), var(--sky-deep));
  color: #fff;
  box-shadow: 0 6px 16px rgba(31, 127, 174, 0.3);
}
.btn-darkblue:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(31, 127, 174, 0.4); }
.btn-white {
  background: var(--white);
  color: var(--sky-deep);
  border: 2px solid var(--sky);
}
.btn-white:hover { background: var(--grey); transform: translateY(-3px); }
.hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--sky-deep);
  z-index: 3;
  text-align: center;
  font-size: 13px;
  letter-spacing: 3px;
}
.hero-scroll .arrow { display: block; font-size: 22px; animation: bounce 1.6s infinite; }
@keyframes bounce { 0%,100% { transform: translateY(0); } 50% { transform: translateY(8px); } }

/* ---------- 板块标题 ---------- */
.section-title {
  font-size: 36px;
  font-weight: 800;
  text-align: center;
  color: var(--sky-deep);
  letter-spacing: 4px;
  position: relative;
  padding-bottom: 16px;
}
.section-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 120px;
  height: 10px;
  /* 刷痕 */
  background:
    linear-gradient(100deg, var(--sky) 0 30%, transparent 30% 42%,
      var(--sky-dark) 42% 65%, transparent 65% 78%, var(--sky) 78% 100%);
  border-radius: 4px;
  opacity: 0.6;
}
.section-subtitle {
  text-align: center;
  color: var(--ink-light);
  margin: 16px 0 50px;
  letter-spacing: 2px;
  font-size: 15px;
}

/* ---------- 色彩理念 ---------- */
.philosophy { padding: 90px 0; }
.phil-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.phil-block {
  padding: 36px 28px 30px;
  border: 1px solid var(--grey-dark);
  background: var(--white);
  box-shadow: var(--shadow);
  position: relative;
  transition: transform 0.3s;
  overflow: hidden;
}
.phil-block:hover { transform: translateY(-8px); }
.phil-block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 14px;
}
.block-a::before { background: var(--sky); }
.block-b::before { background: #f3c14b; }
.block-c::before { background: #9aa7ad; }
.phil-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-family: Consolas, monospace;
  font-size: 13px;
  color: var(--ink);
}
.chip-dot { width: 22px; height: 22px; border-radius: 50%; box-shadow: inset 0 0 0 2px rgba(255,255,255,0.6); }
.phil-block h3 { font-size: 20px; color: var(--ink); margin-bottom: 10px; }
.phil-block p { font-size: 14px; color: var(--ink-light); line-height: 1.85; }

/* ---------- 产品色卡 ---------- */
.products {
  padding: 90px 0;
  background: var(--grey);
  position: relative;
}
.products::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 12px;
  background: linear-gradient(100deg,
    var(--sky) 0 8%, transparent 8% 16%,
    #f3c14b 16% 24%, transparent 24% 32%,
    var(--sky-dark) 32% 40%, transparent 40% 48%,
    #9aa7ad 48% 56%, transparent 56% 64%,
    var(--sky) 64% 72%, transparent 72% 80%,
    #f3c14b 80% 88%, transparent 88% 100%);
}
.swatches-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.swatch-card {
  background: var(--white);
  box-shadow: var(--shadow);
  border: 1px solid var(--grey-dark);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.swatch-card:hover { transform: translateY(-8px); box-shadow: 0 16px 36px rgba(31, 127, 174, 0.22); }
.swatch-color { height: 150px; position: relative; }
.swatch-color::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.25), transparent 40%);
}
.c-sky { background: linear-gradient(135deg, #7cc8f0, var(--sky)); }
.c-blue { background: linear-gradient(135deg, var(--sky-dark), var(--sky-deep)); }
.c-yellow { background: linear-gradient(135deg, #f6cf6e, #f3c14b); }
.c-grey { background: linear-gradient(135deg, #b3bfc7, #8c9aa4); }
.c-pink { background: linear-gradient(135deg, #f9cbd6, #f5b7c6); }
.c-beige { background: linear-gradient(135deg, #e6dcc8, #d8cdbc); }
.c-white { background: linear-gradient(135deg, #ffffff, #e8edf1); }
.c-grey2 { background: linear-gradient(135deg, #c8d1d9, #b9c4cc); }
.swatch-info { padding: 18px 20px 22px; }
.swatch-info h3 { font-size: 17px; color: var(--ink); margin-bottom: 4px; }
.swatch-num { font-family: Consolas, monospace; font-size: 12px; color: var(--sky-deep); margin-bottom: 8px; }
.swatch-info p { font-size: 13.5px; color: var(--ink-light); line-height: 1.75; }
.swatch-tags { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.swatch-tags span {
  font-size: 12px;
  padding: 3px 10px;
  background: var(--grey);
  border: 1px solid var(--grey-dark);
  color: var(--ink);
  border-radius: 20px;
}

/* ---------- 案例 ---------- */
.cases { padding: 90px 0; }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card {
  background: var(--white);
  box-shadow: var(--shadow);
  border: 1px solid var(--grey-dark);
  transition: transform 0.3s;
  overflow: hidden;
}
.case-card:hover { transform: translateY(-8px); }
.case-img { height: 220px; background-size: cover; background-position: center; }
.case-body { padding: 20px 22px; border-left: 6px solid var(--sky); }
.case-body h3 { color: var(--ink); margin-bottom: 8px; font-size: 18px; }
.case-body p { font-size: 13.5px; color: var(--ink-light); line-height: 1.8; }

/* ---------- 数据 ---------- */
.stats {
  padding: 70px 0;
  background: linear-gradient(135deg, var(--sky-deep), #155f83);
  position: relative;
  overflow: hidden;
}
.stats::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(100deg,
    transparent 0 20px, rgba(255,255,255,0.05) 20px 24px, transparent 24px 46px);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  position: relative;
  z-index: 2;
  text-align: center;
}
.stat-number { font-size: 52px; font-weight: 900; color: #fff; font-family: Georgia, serif; text-shadow: 0 3px 10px rgba(0,0,0,0.3); }
.stat-label { color: rgba(255, 255, 255, 0.8); letter-spacing: 3px; margin-top: 8px; font-size: 14px; }

/* ---------- 联系三色块 ---------- */
.cta { padding: 90px 0; }
.cta-blocks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cta-block {
  padding: 40px 28px;
  color: #fff;
  transition: transform 0.3s;
  text-align: center;
}
.cta-block:hover { transform: translateY(-8px) rotate(-1deg); }
.cta-sky { background: linear-gradient(135deg, #7cc8f0, var(--sky)); }
.cta-blue { background: linear-gradient(135deg, var(--sky-dark), var(--sky-deep)); }
.cta-dark { background: linear-gradient(135deg, #2f9bd4, #155f83); }
.cta-block h3 { font-size: 22px; margin-bottom: 10px; letter-spacing: 2px; }
.cta-block p { font-size: 14px; opacity: 0.92; line-height: 1.8; }

/* ---------- 页脚 ---------- */
.footer {
  background: linear-gradient(160deg, #1d4b64, #12303f);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 60px;
  position: relative;
}
.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 12px;
  background: linear-gradient(100deg,
    var(--sky) 0 8%, transparent 8% 16%,
    #f3c14b 16% 24%, transparent 24% 32%,
    var(--sky-dark) 32% 40%, transparent 40% 48%,
    #9aa7ad 48% 56%, transparent 56% 64%,
    var(--sky) 64% 72%, transparent 72% 80%,
    #f3c14b 80% 88%, transparent 88% 100%);
  opacity: 0.7;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer .logo-main { color: #fff; }
.footer .logo-sub { color: var(--sky); }
.footer-about p { margin-top: 16px; font-size: 14px; line-height: 1.9; color: rgba(255,255,255,0.6); }
.footer h4 {
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 2px;
  font-size: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 5px;
  background: var(--sky);
  border-radius: 3px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; transition: color 0.3s, padding-left 0.3s; }
.footer-links a:hover { color: var(--sky); padding-left: 6px; }
.footer-contact li { font-size: 14px; margin-bottom: 12px; line-height: 1.7; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

/* ---------- 内页横幅 ---------- */
.page-banner {
  position: relative;
  padding: 160px 20px 90px;
  text-align: center;
  background: var(--grey);
  overflow: hidden;
}
.banner-color { position: absolute; }
.banner-color.c1 {
  width: 300px;
  height: 300px;
  top: -80px;
  left: -60px;
  background: linear-gradient(135deg, #7cc8f0, var(--sky));
  transform: rotate(-20deg);
  border-radius: 30px;
}
.banner-color.c2 {
  width: 240px;
  height: 240px;
  top: 40px;
  right: 30px;
  background: linear-gradient(135deg, var(--sky-dark), var(--sky-deep));
  transform: rotate(18deg);
  border-radius: 50%;
}
.banner-color.c3 {
  width: 200px;
  height: 200px;
  bottom: -70px;
  left: 40%;
  background: linear-gradient(135deg, #f6cf6e, #f3c14b);
  transform: rotate(12deg);
  border-radius: 20px;
  opacity: 0.85;
}
.banner-content { position: relative; z-index: 2; }
.banner-content h1 { font-size: 46px; letter-spacing: 6px; color: var(--sky-deep); text-shadow: 0 2px 0 rgba(255,255,255,0.8); }
.banner-content p { margin-top: 12px; letter-spacing: 5px; color: var(--ink-light); font-size: 15px; }

/* ---------- 关于页 ---------- */
.story { padding: 90px 0; }
.story-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; align-items: center; }
.story-text h2 { font-size: 30px; color: var(--sky-deep); margin-bottom: 20px; letter-spacing: 2px; position: relative; padding-bottom: 14px; }
.story-text h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100px;
  height: 10px;
  background: linear-gradient(100deg, var(--sky) 0 35%, transparent 35% 50%, var(--sky-dark) 50% 100%);
  border-radius: 4px;
}
.story-text p { margin-bottom: 14px; color: var(--ink-light); line-height: 2; }
.story-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.chip-big {
  padding: 8px 16px;
  color: #fff;
  font-family: Consolas, monospace;
  font-size: 13px;
  border-radius: 24px;
  box-shadow: 0 4px 10px rgba(31,127,174,0.2);
}
.story-paint { position: relative; height: 420px; }
.paint-roller {
  position: absolute;
  left: 10%;
  top: 8%;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #7cc8f0, var(--sky-deep));
  box-shadow: 0 16px 40px rgba(31,127,174,0.35);
}
.paint-roller::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 30px;
  height: 30px;
  background: var(--white);
  border-radius: 50%;
  box-shadow: 0 0 0 8px rgba(255,255,255,0.4);
}
.paint-can {
  position: absolute;
  width: 130px;
  padding: 16px;
  text-align: center;
  color: #fff;
  font-weight: 700;
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(46,61,73,0.2);
}
.can-1 { top: 42%; left: 0; background: linear-gradient(160deg, var(--sky), var(--sky-dark)); }
.can-2 { top: 52%; right: 4%; background: linear-gradient(160deg, #6ec4f0, var(--sky-deep)); }
.can-3 { bottom: 0; left: 30%; background: linear-gradient(160deg, #f6cf6e, #e3a93b); }

/* 历程 */
.history { padding: 90px 0; background: var(--grey); }
.history-grid { max-width: 820px; margin: 0 auto; }
.h-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 2px dashed var(--grey-dark);
  transition: background 0.3s, padding 0.3s;
}
.h-row:hover { background: rgba(255,255,255,0.8); padding-left: 14px; }
.h-year {
  font-size: 28px;
  font-weight: 900;
  color: var(--sky);
  font-family: Georgia, serif;
  position: relative;
}
.h-year::after {
  content: "";
  position: absolute;
  right: -10px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  background: var(--sky);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(88, 184, 232, 0.25);
}
.h-desc h3 { color: var(--ink); font-size: 18px; }
.h-desc p { color: var(--ink-light); font-size: 14px; margin-top: 4px; }

/* 团队 */
.team { padding: 90px 0; }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.member { transition: transform 0.3s; }
.member:hover { transform: translateY(-6px); }
.member-img {
  height: 260px;
  background-size: cover;
  background-position: center top;
  border: 6px solid var(--white);
  box-shadow: var(--shadow);
  border-radius: 50% 50% 0 0;
}
.member h3 { margin-top: 18px; color: var(--ink); }
.member p { color: var(--sky-deep); font-size: 13px; margin-top: 4px; }

/* ---------- 产品页 ---------- */
.filter-bar { padding: 150px 20px 20px; }
.filter-group { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center; }
.filter-btn {
  padding: 9px 26px;
  border: 2px solid var(--sky);
  background: transparent;
  color: var(--sky-deep);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.3s;
  border-radius: 24px;
}
.filter-btn:hover { background: var(--grey); }
.filter-btn.active { background: var(--sky); border-color: var(--sky); color: #fff; }
.product-page { margin-top: 30px; grid-template-columns: repeat(4, 1fr); }

/* 调色提示 */
.tip { padding: 60px 0 90px; }
.tip-band {
  display: flex;
  align-items: center;
  gap: 26px;
  background: var(--white);
  border: 1px solid var(--grey-dark);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.tip-color {
  width: 180px;
  min-height: 160px;
  background: linear-gradient(135deg, var(--sky) 0 30%, #f3c14b 30% 60%, var(--sky-deep) 60% 100%);
  flex-shrink: 0;
}
.tip-text { padding: 30px 30px 30px 0; }
.tip-text h3 { color: var(--ink); margin-bottom: 10px; font-size: 20px; }
.tip-text p { color: var(--ink-light); font-size: 14px; line-height: 1.9; }

/* ---------- 新闻页 ---------- */
.news-cats { padding: 150px 20px 20px; }
.news-cats .container { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.news-cat {
  padding: 9px 26px;
  border: 2px solid var(--sky);
  background: transparent;
  color: var(--sky-deep);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.3s;
  border-radius: 24px;
}
.news-cat:hover { background: var(--grey); }
.news-cat.active { background: var(--sky); border-color: var(--sky); color: #fff; }
.news-list { padding: 40px 0 60px; }
.news-item {
  display: flex;
  gap: 24px;
  background: var(--white);
  border: 1px solid var(--grey-dark);
  box-shadow: var(--shadow);
  margin-bottom: 22px;
  padding: 16px;
  transition: transform 0.3s;
}
.news-item:hover { transform: translateX(8px); }
.news-thumb { width: 250px; min-height: 160px; background-size: cover; background-position: center; flex-shrink: 0; }
.news-body { flex: 1; }
.news-body .news-date { color: var(--sky-deep); font-size: 13px; }
.news-body h3 { margin: 8px 0 10px; font-size: 19px; color: var(--ink); }
.news-body h3 a:hover { color: var(--sky-deep); }
.news-body p { color: var(--ink-light); font-size: 14px; line-height: 1.8; }
.news-more { display: inline-block; margin-top: 10px; color: var(--sky-deep); font-size: 13px; border-bottom: 2px solid var(--sky); }
.pagination { display: flex; justify-content: center; gap: 10px; padding: 20px 0 0; }
.page {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--sky);
  color: var(--sky-deep);
  transition: all 0.3s;
  border-radius: 50%;
}
.page:hover, .page.active { background: var(--sky); border-color: var(--sky); color: #fff; }

/* ---------- 联系页 ---------- */
.contact-info { padding: 150px 20px 60px; }
.info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.info-card {
  text-align: center;
  padding: 36px 20px;
  background: var(--white);
  border: 1px solid var(--grey-dark);
  box-shadow: var(--shadow);
  border-top: 8px solid var(--sky);
  transition: transform 0.3s;
}
.info-card:hover { transform: translateY(-6px); }
.info-icon { font-size: 34px; color: var(--sky-deep); margin-bottom: 14px; }
.info-card h3 { color: var(--ink); margin-bottom: 10px; letter-spacing: 2px; }
.info-card p { font-size: 14px; color: var(--ink-light); line-height: 1.9; }

.contact-form { padding: 30px 0 90px; }
.form-wrap {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 50px;
  align-items: start;
  background: var(--white);
  box-shadow: var(--shadow);
  padding: 50px;
  border: 1px solid var(--grey-dark);
  position: relative;
}
.form-wrap::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 10px;
  background: linear-gradient(100deg, var(--sky) 0 20%, #f3c14b 20% 40%, var(--sky-dark) 40% 60%, #9aa7ad 60% 80%, var(--sky) 80% 100%);
}
.form-side h2 { font-size: 28px; color: var(--sky-deep); margin-bottom: 16px; }
.form-side p { color: var(--ink-light); line-height: 1.9; }
.form-tips { margin-top: 20px; }
.form-tips li { padding: 8px 0 8px 26px; position: relative; color: var(--ink); font-size: 14.5px; }
.form-tips li::before { content: "●"; position: absolute; left: 0; color: var(--sky); font-size: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 8px; color: var(--ink); font-size: 14px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--grey-dark);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  color: var(--ink);
  background: var(--white);
  transition: border-color 0.3s, box-shadow 0.3s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--sky);
  box-shadow: 0 0 0 4px rgba(88, 184, 232, 0.18);
}
.form-group textarea { resize: vertical; }
.form-main .btn { width: 100%; }

.map-block { padding: 0 0 90px; }
.map-placeholder {
  height: 360px;
  background:
    repeating-linear-gradient(100deg, transparent 0 20px, rgba(31,127,174,0.06) 20px 24px, transparent 24px 46px),
    linear-gradient(160deg, var(--grey), #dfe7ee);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--sky-deep);
  box-shadow: var(--shadow);
  border: 1px solid var(--grey-dark);
}
.map-pin { font-size: 44px; animation: bounce 1.6s infinite; color: var(--sky); }

/* ---------- 滚动动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero h1 { font-size: 44px; }
  .swatches-grid, .product-page { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(255,255,255,0.98);
    flex-direction: column;
    padding: 20px;
    gap: 6px;
    box-shadow: 0 10px 30px rgba(31,127,174,0.15);
    transform: translateY(-130%);
    transition: transform 0.4s;
    z-index: 998;
  }
  .nav.active { transform: translateY(0); }
  .nav a { padding: 12px 16px; font-size: 16px; }
  .nav a::after { display: none; }
  .hero { padding-top: 140px; }
  .hero h1 { font-size: 32px; }
  .hero-content { padding: 40px 24px; }
  .section-title { font-size: 27px; }
  .phil-grid, .cases-grid, .cta-blocks, .info-grid { grid-template-columns: 1fr; }
  .swatches-grid, .product-page, .team-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .story-grid, .form-wrap { grid-template-columns: 1fr; padding: 30px 24px; }
  .story-paint { height: 320px; }
  .news-item { flex-direction: column; }
  .news-thumb { width: 100%; height: 200px; }
  .tip-band { flex-direction: column; }
  .tip-color { width: 100%; height: 90px; }
  .tip-text { padding: 20px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .page-banner { padding-top: 140px; }
  .filter-bar { padding-top: 130px; }
  .news-cats { padding-top: 130px; }
  .contact-info { padding-top: 130px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .hero-btns { flex-direction: column; align-items: center; }
  .btn { width: 220px; text-align: center; }
  .hero-swatch { display: none; }
}

/* =========================================================
   CMS 适配层（涂料之家建材）
   ========================================================= */

/* ---------- 动画（CMS：fade-in + visible） ---------- */
.reveal { opacity:0; transform:translateY(36px); transition:opacity .7s ease, transform .7s ease; }
.reveal.visible, .reveal.in-view { opacity:1; transform:translateY(0); }
.fade-in { opacity:0; transform:translateY(36px); transition:opacity .7s ease, transform .7s ease; }
.fade-in.visible { opacity:1; transform:translateY(0); }

/* ---------- 筛选页签（产品/新闻共用） ---------- */
.cat-tabs { display:flex; align-items:center; justify-content:center; gap:10px; flex-wrap:wrap; }
.cat-tab {
  padding:9px 26px;
  border:2px solid var(--sky);
  background:transparent;
  color:var(--sky-deep);
  cursor:pointer;
  font-size:14px;
  font-family:inherit;
  transition:all .3s;
  border-radius:24px;
}
.cat-tab:hover { background:var(--grey); }
.cat-tab.active { background:var(--sky); border-color:var(--sky); color:#fff; }

/* ---------- 色卡/案例图片约束 ---------- */
.swatch-color { background-size:cover; background-position:center; }
.swatch-color[data-ve-key] { background-size:cover; background-position:center; }
.swatch-info h3 a, .news-body h3 a { color:inherit; text-decoration:none; }
.swatch-info h3 a:hover, .news-body h3 a:hover { color:var(--sky-deep); }
.swatch-card a { color:inherit; text-decoration:none; }

/* ---------- 荣誉资质 ---------- */
.honor-grid { display:grid; grid-template-columns:repeat(4, 1fr); gap:24px; max-width:1000px; margin:0 auto; }
.honor-card {
  background:var(--white);
  border:1px solid var(--grey-dark);
  box-shadow:var(--shadow);
  padding:20px 18px;
  text-align:center;
  transition:transform .3s;
  overflow:hidden;
}
.honor-card:hover { transform:translateY(-6px); }
.honor-card img { width:100%; height:150px; object-fit:cover; margin-bottom:12px; }
.honor-card .h-date {
  display:inline-block;
  background:var(--sky);
  color:#fff;
  font-size:.8rem;
  padding:4px 14px;
  border-radius:20px;
  margin-bottom:8px;
}
.honor-card h3 { color:var(--ink); font-size:16px; margin-bottom:6px; }
.honor-card p { color:var(--ink-light); font-size:13.5px; line-height:1.8; }

/* ---------- 企业文化 ---------- */
.culture-block { text-align:center; }
.culture-chips { display:flex; flex-wrap:wrap; justify-content:center; gap:12px; margin-top:20px; }
.culture-chips span {
  padding:10px 24px;
  background:var(--sky);
  color:#fff;
  font-size:14px;
  letter-spacing:2px;
  border-radius:24px;
  box-shadow:0 6px 16px rgba(31,127,174,.25);
}

/* ---------- 团队成员占位 ---------- */
.team-placeholder {
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg, var(--sky), var(--sky-deep));
  color:#fff;
  font-size:3rem;
  font-weight:900;
  height:260px;
  border:6px solid var(--white);
  box-shadow:var(--shadow);
  border-radius:50% 50% 0 0;
}

/* ---------- 返回顶部 ---------- */
.back-top {
  position:fixed;
  right:26px;
  bottom:26px;
  width:48px;
  height:48px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--sky-dark), var(--sky-deep));
  color:#fff;
  border:none;
  font-size:1.2rem;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(16px);
  transition:.35s;
  z-index:999;
  box-shadow:0 8px 20px rgba(31,127,174,.4);
}
.back-top.show { opacity:1; visibility:visible; transform:none; }

/* ---------- CMS 详情 ---------- */
.cms-section { padding:80px 20px; background:var(--white); }
.cms-detail { max-width:900px; margin:0 auto; }
.cms-detail > img { margin:0 auto 12px; max-width:100%; }
.cms-detail h1 { font-size:2rem; margin:18px 0; color:var(--sky-deep); }
.cms-detail .lead { color:var(--ink-light); margin-bottom:20px; font-size:1.05rem; line-height:1.9; }
.cms-detail .news-date-label {
  display:inline-block;
  background:var(--sky-deep);
  color:#fff;
  font-size:.82rem;
  font-weight:700;
  padding:4px 14px;
  border-radius:20px;
  letter-spacing:1px;
}
.cms-content h2 { font-size:1.5rem; margin:24px 0 12px; color:var(--sky-deep); }
.cms-content h3 { font-size:1.25rem; margin:20px 0 10px; color:var(--sky-deep); }
.cms-content p, .cms-content ul, .cms-content li { color:var(--text); margin-bottom:15px; line-height:1.9; }
.cms-content ul { padding-left:18px; list-style:disc; }
.cms-content img { max-width:100%; }
.cms-back { display:inline-block; color:var(--sky-dark); font-size:.9rem; font-weight:700; margin-bottom:20px; }
.cms-back:hover { text-decoration:underline; }

/* ---------- 规格清单 ---------- */
.spec-list { list-style:none; padding:0; margin:0; }
.spec-list li { color:var(--text); padding:10px 0; border-bottom:2px dashed var(--grey-dark); font-size:.9rem; }
.spec-list li b { color:var(--sky-deep); }

/* ---------- 分页 ---------- */
.cms-pager { padding:30px 0; text-align:center; }
.cms-pager .pagination { display:flex; gap:8px; justify-content:center; flex-wrap:wrap; list-style:none; padding:0; margin:0; }
.cms-pager .page-link {
  padding:10px 16px;
  border:1px solid rgba(63,169,220,.4);
  border-radius:8px;
  background:#fff;
  color:var(--sky-deep);
  font-size:14px;
  transition:.3s;
  display:inline-block;
}
.cms-pager .page-link:hover { border-color:var(--sky); color:var(--sky); }
.cms-pager .page-item.active .page-link { background:var(--sky); border-color:var(--sky); color:#fff; }
.cms-pager .page-item.disabled .page-link { opacity:.5; pointer-events:none; }

/* ---------- 搜索结果 ---------- */
.cms-grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:24px; }
.cms-card {
  display:block;
  background:var(--white);
  border:1px solid var(--grey-dark);
  box-shadow:var(--shadow);
  padding:22px;
  transition:.3s;
}
.cms-card:hover { transform:translateY(-4px); border-color:var(--sky); }
.cms-card h3 { color:var(--ink); margin-bottom:8px; font-size:17px; }
.cms-card p { color:var(--ink-light); font-size:14px; line-height:1.8; }

/* ---------- 表单反馈 ---------- */
.form-success {
  background:#e8f7ee;
  border:1px solid #a5e0bd;
  color:#1e7a44;
  padding:14px 18px;
  border-radius:8px;
  margin-bottom:18px;
  font-size:.9rem;
}
.form-alert-err { background:#fdecea; border:1px solid #f3c6c0; color:#b23b35; padding:14px 18px; border-radius:8px; margin-bottom:18px; }
.form-alert-err li { color:#b23b35; }
.form-submit { width:100%; color:#fff; }

/* ---------- 响应式补充 ---------- */
@media (max-width: 1024px) {
  .honor-grid, .cms-grid { grid-template-columns:repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .honor-grid, .cms-grid { grid-template-columns:1fr; }
}

/* ===== CMS global link-color reset (fixes default blue/underline) ===== */
a:has(h1), a:has(h2), a:has(h3), a:has(h4), a:has(img),
a.logo, a.logo *, .logo, .logo *,
a.news-thumb, a.news-thumb *, a.prod-thumb, a.prod-thumb *,
a.img-wrap, a.img-wrap *, a.thumb, a.thumb *, a.cover, a.cover *,
a[style*='background-image'], a[style*='background'],
a.card, a.card *, a.work-card, a.work-card *, a.product-card, a.product-card *,
a.news-card, a.news-card *, a.news-item, a.news-item *, a.case-card, a.case-card *,
a.service-card, a.service-card *, a.svc-card, a.svc-card *, a.item-card, a.item-card * {
  color: inherit !important;
  text-decoration: none !important;
}
a:has(h1):hover, a:has(h2):hover, a:has(h3):hover, a:has(h4):hover,
a.logo:hover, .logo:hover, a.card:hover, a.card *:hover,
a.news-thumb:hover, a.prod-thumb:hover, a.work-card:hover, a.product-card:hover,
a.news-card:hover, a.news-item:hover, a.case-card:hover, a.service-card:hover { color: inherit !important; }
a.prod-img-link, a.prod-img-link *,
a.img-link, a.img-link *, a.thumb-link, a.thumb-link *,
a.cover-link, a.cover-link *, a.media-link, a.media-link *,
a[class*='-thumb'], a[class*='-img'], a[class*='-cover'],
a[class*='thumb-'], a[class*='img-'],
a.img-side, a.img-side *, a.pic, a.pic *, a.pic-link, a.pic-link * {
  color: inherit !important;
  text-decoration: none !important;
}
/* ===== CMS heading-link reset (anchor inside heading) ===== */
h1 a, h2 a, h3 a, h4 a, h5 a {
  color: inherit !important;
  text-decoration: none !important;
}
h1 a:hover, h2 a:hover, h3 a:hover, h4 a:hover, h5 a:hover { color: inherit !important; }