/* ========================================================
   Golden Paragon Land — 企业官网样式表
   设计语言：金色 + 深蓝，沉稳豪华，国际化商务风
   ======================================================== */

/* ---------- 字体栈 ---------- */
:root {
  --font-en: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-zh: "Noto Sans SC", "WenQuanYi Micro Hei", "Microsoft YaHei", sans-serif;
  --font-my: "Noto Sans Myanmar", "Padauk", "Myanmar Text", "Zawgyi-One", system-ui, sans-serif;

  --color-gold: #c9a84c;
  --color-gold-light: #e6d59e;
  --color-gold-dark: #9c8030;
  --color-navy: #0f1f3a;
  --color-navy-2: #1a3056;
  --color-bg: #ffffff;
  --color-bg-soft: #f7f5f0;
  --color-bg-dark: #0a1628;
  --color-text: #1c1c1c;
  --color-text-soft: #555;
  --color-text-light: #888;
  --color-border: #e8e3d8;

  --maxw: 1200px;
  --radius: 12px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.18);
  --t: 0.3s ease;
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font-en);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* 语言字体自动适配 */
body[lang="zh"] { font-family: var(--font-zh); }
body[lang="my"] { font-family: var(--font-my); }
body[lang="my"] h1, body[lang="my"] h2, body[lang="my"] h3 { line-height: 1.5; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- 导航栏 ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 168, 76, 0.25);
  transition: var(--t);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  color: #fff; font-weight: 700; font-size: 18px;
  letter-spacing: 0.5px;
}
.brand-mark {
  width: 36px; height: 36px; border-radius: 8px;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  display: flex; align-items: center; justify-content: center;
  color: var(--color-navy); font-weight: 900; font-size: 18px;
}
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  color: rgba(255,255,255,0.85); font-size: 14px; font-weight: 500;
  transition: var(--t); position: relative;
}
.nav-links a:hover { color: var(--color-gold); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 0; height: 2px; background: var(--color-gold);
  transition: var(--t);
}
.nav-links a:hover::after { width: 100%; }

/* 语言切换器 */
.lang-switcher { display: flex; gap: 4px; align-items: center; margin-left: 8px; }
.lang-btn {
  padding: 6px 12px; border-radius: 6px; font-size: 13px; font-weight: 600;
  color: rgba(255,255,255,0.7); transition: var(--t);
  border: 1px solid rgba(255,255,255,0.15);
}
.lang-btn:hover { color: #fff; border-color: var(--color-gold); }
.lang-btn.active {
  background: var(--color-gold); color: var(--color-navy);
  border-color: var(--color-gold);
}

/* 移动端菜单 */
.menu-toggle { display: none; color: #fff; font-size: 24px; }
@media (max-width: 860px) {
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--color-navy); flex-direction: column; padding: 20px; gap: 16px;
    border-bottom: 1px solid rgba(201,168,76,0.2); }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
  .lang-switcher { margin-left: 0; }
}

/* ---------- Hero 区 ---------- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  color: #fff; text-align: center; overflow: hidden;
  background: linear-gradient(135deg, var(--color-navy) 0%, #1a3a6a 50%, #0d2347 100%);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 40%, rgba(201,168,76,0.15), transparent 60%),
              radial-gradient(ellipse at 70% 60%, rgba(100,180,255,0.08), transparent 50%);
}
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0.18; z-index: 0;
}
.hero-content { position: relative; z-index: 1; max-width: 900px; padding: 0 24px; }
.hero-badge {
  display: inline-block; padding: 8px 20px; border-radius: 100px;
  background: rgba(201,168,76,0.15); border: 1px solid rgba(201,168,76,0.4);
  color: var(--color-gold-light); font-size: 13px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase; margin-bottom: 28px;
}
.hero h1 {
  font-size: clamp(40px, 6vw, 72px); font-weight: 800; line-height: 1.15;
  margin-bottom: 24px; letter-spacing: -1px;
}
.hero h1 .accent { color: var(--color-gold); }
.hero-sub {
  font-size: clamp(16px, 2vw, 20px); color: rgba(255,255,255,0.85);
  max-width: 700px; margin: 0 auto 40px; line-height: 1.8;
}
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 8px; font-size: 15px; font-weight: 600;
  transition: var(--t);
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-navy); box-shadow: 0 4px 20px rgba(201,168,76,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(201,168,76,0.5); }
.btn-outline {
  border: 2px solid rgba(255,255,255,0.4); color: #fff;
}
.btn-outline:hover { border-color: var(--color-gold); color: var(--color-gold); }

/* 滚动提示 */
.scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,0.5); font-size: 13px; z-index: 1;
  animation: bounce 2s infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0);} 50%{transform:translateX(-50%) translateY(8px);} }

/* ---------- 通用区块 ---------- */
section { padding: 100px 0; }
.section-head { text-align: center; margin-bottom: 64px; }
.section-eyebrow {
  color: var(--color-gold-dark); font-size: 13px; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: 12px;
}
.section-title {
  font-size: clamp(32px, 4vw, 44px); font-weight: 800;
  color: var(--color-navy); line-height: 1.2; margin-bottom: 16px;
}
.section-desc {
  font-size: 17px; color: var(--color-text-soft); max-width: 680px;
  margin: 0 auto; line-height: 1.8;
}

/* ---------- 关于我们 ---------- */
.about { background: var(--color-bg-soft); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center;
}
.about-text h3 {
  font-size: 28px; color: var(--color-navy); margin-bottom: 20px; line-height: 1.3;
}
.about-text p { color: var(--color-text-soft); margin-bottom: 16px; font-size: 16px; }
.about-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 36px; }
.stat {
  text-align: center; padding: 24px 16px;
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow);
  border-top: 3px solid var(--color-gold);
}
.stat-num { font-size: 36px; font-weight: 800; color: var(--color-navy); }
.stat-label { font-size: 13px; color: var(--color-text-soft); margin-top: 4px; }

.about-visual {
  position: relative; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg); min-height: 400px;
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-2));
  display: flex; align-items: center; justify-content: center;
}
.about-visual::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(201,168,76,0.2), transparent 60%);
}
.vision-card {
  position: relative; z-index: 1; text-align: center; color: #fff; padding: 40px;
}
.vision-card .icon { font-size: 48px; margin-bottom: 16px; }
.vision-card h4 { font-size: 22px; color: var(--color-gold); margin-bottom: 12px; }
.vision-card p { color: rgba(255,255,255,0.85); font-size: 15px; }

@media (max-width: 860px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ---------- 业务板块 ---------- */
.business { background: #fff; }
.biz-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.biz-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: var(--t); cursor: default;
  background: #fff;
}
.biz-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.biz-img {
  height: 240px; overflow: hidden; position: relative;
}
.biz-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--t); }
.biz-card:hover .biz-img img { transform: scale(1.05); }
.biz-img::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,31,58,0.7), transparent 60%);
}
.biz-icon {
  position: absolute; bottom: 16px; left: 20px; z-index: 1;
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--color-gold); display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: var(--color-navy);
}
.biz-body { padding: 28px; }
.biz-body h3 { font-size: 22px; color: var(--color-navy); margin-bottom: 12px; }
.biz-body p { color: var(--color-text-soft); font-size: 15px; margin-bottom: 16px; }
.biz-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.biz-tag {
  padding: 4px 14px; border-radius: 100px; font-size: 12px; font-weight: 600;
  background: var(--color-bg-soft); color: var(--color-navy); border: 1px solid var(--color-border);
}

@media (max-width: 760px) { .biz-grid { grid-template-columns: 1fr; } }

/* ---------- 联系我们 ---------- */
.contact { background: var(--color-navy); color: #fff; }
.contact .section-title { color: #fff; }
.contact .section-eyebrow { color: var(--color-gold); }
.contact .section-desc { color: rgba(255,255,255,0.75); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 48px;
}
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-item {
  display: flex; gap: 16px; align-items: flex-start;
  padding: 24px; border-radius: var(--radius);
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
}
.contact-item .icon {
  width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
  background: rgba(201,168,76,0.15); display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: var(--color-gold);
}
.contact-item h4 { font-size: 16px; color: var(--color-gold); margin-bottom: 6px; }
.contact-item p, .contact-item a { color: rgba(255,255,255,0.85); font-size: 15px; line-height: 1.6; }

.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; color: var(--color-gold-light); font-weight: 600; }
.form-group input, .form-group select, .form-group textarea {
  padding: 14px 16px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06); color: #fff; font: inherit; font-size: 15px;
  transition: var(--t);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--color-gold); background: rgba(255,255,255,0.1);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-group select option { background: var(--color-navy-2); color: #fff; }
.contact-form .btn { align-self: flex-start; margin-top: 8px; }

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ---------- 页脚 ---------- */
.footer {
  background: var(--color-bg-dark); color: rgba(255,255,255,0.6);
  padding: 48px 0 24px; text-align: center; font-size: 14px;
}
.footer-brand {
  font-size: 20px; font-weight: 700; color: var(--color-gold);
  margin-bottom: 12px; letter-spacing: 1px;
}
.footer-links { display: flex; justify-content: center; gap: 24px; margin: 20px 0; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,0.5); transition: var(--t); }
.footer-links a:hover { color: var(--color-gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); margin-top: 32px; padding-top: 20px;
  font-size: 13px; color: rgba(255,255,255,0.35);
}

/* ---------- 语言切换动画 ---------- */
.lang-fade { animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- 通知条 ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(100px);
  background: var(--color-gold); color: var(--color-navy); padding: 14px 28px;
  border-radius: 8px; font-weight: 600; font-size: 15px; z-index: 999;
  box-shadow: var(--shadow-lg); opacity: 0; transition: var(--t);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }