/* 温馨家园 — 风景与家庭 静态站样式 */

:root {
  --color-bg: #f8f6f2;
  --color-bg-alt: #eef3ee;
  --color-text: #2c3e2d;
  --color-text-muted: #5a6b5c;
  --color-accent: #3d6b4f;
  --color-accent-light: #5a8f6a;
  --color-white: #ffffff;
  --shadow: 0 4px 24px rgba(44, 62, 45, 0.08);
  --radius: 12px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Noto Serif SC", "SimSun", Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-accent-light);
}

/* 顶栏 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(248, 246, 242, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(61, 107, 79, 0.1);
}

.nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--color-accent);
}

/* 首屏 */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 1.5rem 4rem;
  background:
    linear-gradient(180deg, rgba(135, 185, 220, 0.5) 0%, transparent 35%),
    linear-gradient(160deg, rgba(61, 107, 79, 0.85) 0%, rgba(44, 62, 45, 0.7) 100%),
    linear-gradient(0deg, #5a7d5e 0%, #3d5c45 40%, #2a4535 100%);
  color: var(--color-white);
  text-align: center;
}

.hero-content {
  max-width: 640px;
}

.hero-tag {
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  opacity: 0.9;
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 1.25rem;
}

.hero-desc {
  font-size: 1.05rem;
  opacity: 0.92;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  background: var(--color-white);
  color: var(--color-accent);
  border-radius: 999px;
  font-weight: 500;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  color: var(--color-accent);
}

/* 通用区块 */
.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.section-alt {
  background: var(--color-bg-alt);
  max-width: none;
}

.section-alt > .section-head,
.section-alt > .family-grid {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section-head {
  text-align: center;
  margin-bottom: 3rem;
}

.section-head h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.section-head p {
  color: var(--color-text-muted);
}

/* 风景卡片 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.card {
  padding: 2rem 1.5rem;
  border-radius: var(--radius);
  background: var(--color-white);
  box-shadow: var(--shadow);
  border-top: 4px solid var(--color-accent);
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-4px);
}

.card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: var(--color-accent);
}

.card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.card-spring { border-top-color: #7cb87c; }
.card-summer { border-top-color: #5b9bd5; }
.card-autumn { border-top-color: #c97b3d; }
.card-winter { border-top-color: #8ba4b8; }

/* 家庭区块 */
.family-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.family-item {
  text-align: center;
  padding: 1.5rem;
}

.family-item .icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.family-item h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--color-accent);
}

.family-item p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* 户外烧烤 */
.section-bbq {
  background: linear-gradient(180deg, #faf6f0 0%, var(--color-bg) 100%);
  max-width: none;
}

.section-bbq > .section-head,
.section-bbq > .bbq-intro,
.section-bbq > .bbq-grid,
.section-bbq > .bbq-tips {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section-bbq > .section-head {
  padding-top: 5rem;
  padding-bottom: 0;
}

.section-bbq > .bbq-intro,
.section-bbq > .bbq-grid,
.section-bbq > .bbq-tips {
  padding-bottom: 0;
}

.section-bbq > .bbq-tips {
  padding-bottom: 5rem;
}

.bbq-intro {
  margin-bottom: 2.5rem;
}

.bbq-intro p {
  max-width: 800px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  background: var(--color-white);
  border-radius: var(--radius);
  border-left: 4px solid #c97b3d;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  box-shadow: var(--shadow);
}

.bbq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.bbq-card {
  padding: 2rem 1.5rem;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.2s;
}

.bbq-card:hover {
  transform: translateY(-4px);
}

.bbq-icon {
  font-size: 2.25rem;
  display: block;
  margin-bottom: 1rem;
}

.bbq-card h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: #a65d2e;
  margin-bottom: 0.75rem;
}

.bbq-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  text-align: left;
}

.bbq-tips {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 2rem 2.25rem;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.bbq-tips h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: #a65d2e;
  margin-bottom: 1rem;
  text-align: center;
}

.bbq-tips ul {
  margin-left: 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.bbq-tips li {
  margin-bottom: 0.5rem;
}

.bbq-tips li:last-child {
  margin-bottom: 0;
}

/* 页脚 */
.site-footer {
  text-align: center;
  padding: 2rem 1.5rem 2.5rem;
  background: #2c3e2d;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9rem;
}

.footer-legal {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-copyright {
  margin-bottom: 0.5rem;
}

.footer-icp a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: underline;
}

.footer-icp a:hover {
  color: #fff;
}

.footer-note {
  font-size: 0.8rem;
  opacity: 0.7;
}

/* 响应式 */
@media (max-width: 640px) {
  .nav-links {
    gap: 0.75rem;
    font-size: 0.8rem;
  }

  .section {
    padding: 3.5rem 1rem;
  }

  .section-bbq > .section-head {
    padding-top: 3.5rem;
  }

  .section-bbq > .bbq-tips {
    padding-bottom: 3.5rem;
  }
}