@charset "UTF-8";

/* ========== 全域性變數 ========== */
:root {
  --color-primary: #5993BC;
  --color-primary-dark: #427CA3;
  --color-primary-light: #E8F1F8;
  --color-accent: #5CB85C;
  --color-accent-dark: #4A9C4A;
  --color-accent-light: #EAF7EA;
  --color-text: #1F2937;
  --color-text-secondary: #4B5563;
  --color-text-muted: #6B7280;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F7FAFC;
  --color-bg-section: #F4F8FB;
  --color-border: #E5E9F0;
  --color-shadow: 0 4px 24px rgba(89, 147, 188, 0.08);
  --color-shadow-lg: 0 12px 40px rgba(89, 147, 188, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 10px;
  --radius-xl: 28px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial,
    sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-dark);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== 通用按鈕 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--transition);
  cursor: pointer;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(92, 184, 92, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(92, 184, 92, 0.45);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-ghost:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ========== Header / 導航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--color-border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav-brand:hover {
  color: inherit;
}

.nav-logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.nav-brand-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.01em;
}
.nav-brand-vendor {
  font-size: 12px;
  color: var(--color-text-muted);
  font-weight: 500;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  flex: 1;
  justify-content: center;
}
.nav-menu a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--transition);
}
.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-actions .btn {
  padding: 10px 18px;
  font-size: 14px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  color: var(--color-primary);
  transition: all var(--transition);
}
.nav-toggle:hover {
  background: var(--color-primary);
  color: #fff;
}
.nav-toggle .bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  position: relative;
  transition: all var(--transition);
}
.nav-toggle .bar::before,
.nav-toggle .bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-toggle .bar::before { top: -7px; }
.nav-toggle .bar::after  { top:  7px; }

/* 移動選單展開狀態 */
.nav-toggle.is-open .bar { background: transparent; }
.nav-toggle.is-open .bar::before { top: 0; transform: rotate(45deg); }
.nav-toggle.is-open .bar::after  { top: 0; transform: rotate(-45deg); }

/* ========== 移動端選單抽屜 ========== */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 1100;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition);
}
.mobile-drawer.is-open {
  pointer-events: auto;
  opacity: 1;
}
.mobile-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 30, 45, 0.45);
  backdrop-filter: blur(4px);
}
.mobile-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(86vw, 360px);
  height: 100%;
  background: #fff;
  box-shadow: -16px 0 60px rgba(89, 147, 188, 0.18);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}
.mobile-drawer.is-open .mobile-drawer-panel {
  transform: translateX(0);
}
.mobile-drawer-header {
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(135deg, var(--color-primary-light), #fff);
}
.mobile-drawer-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.mobile-drawer-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all var(--transition);
}
.mobile-drawer-close:hover {
  color: var(--color-primary);
  transform: rotate(90deg);
}
.mobile-drawer-nav {
  list-style: none;
  padding: 16px;
  flex: 1;
}
.mobile-drawer-nav li {
  margin-bottom: 4px;
}
.mobile-drawer-nav a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 16px;
  font-weight: 500;
  transition: all var(--transition);
  position: relative;
}
.mobile-drawer-nav a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0;
  transform: scale(0.5);
  transition: all var(--transition);
}
.mobile-drawer-nav a:hover,
.mobile-drawer-nav a.active {
  background: linear-gradient(90deg, var(--color-primary-light), transparent);
  color: var(--color-primary-dark);
}
.mobile-drawer-nav a:hover::before,
.mobile-drawer-nav a.active::before {
  opacity: 1;
  transform: scale(1);
}
.mobile-drawer-actions {
  padding: 20px 24px 28px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mobile-drawer-actions .btn {
  justify-content: center;
  width: 100%;
}
.mobile-drawer-footer {
  padding: 16px 24px 24px;
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.6;
}

/* ========== Footer ========== */
.site-footer {
  position: relative;
  background: linear-gradient(180deg, #F4F8FB 0%, #E8F1F8 100%);
  color: var(--color-text-secondary);
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}
.footer-glow {
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
}
.footer-glow.glow-a {
  top: -200px; left: -150px;
  background: radial-gradient(circle, rgba(89, 147, 188, 0.5), transparent 70%);
}
.footer-glow.glow-b {
  bottom: -240px; right: -120px;
  background: radial-gradient(circle, rgba(92, 184, 92, 0.35), transparent 70%);
}

.footer-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 56px;
  padding: 64px 24px 32px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.footer-brand img {
  width: 48px;
  height: 48px;
}
.footer-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.footer-brand-name {
  font-size: 19px;
  font-weight: 700;
  color: var(--color-text);
}
.footer-brand-vendor {
  font-size: 12px;
  color: var(--color-text-muted);
}
.footer-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-muted);
  max-width: 420px;
}
/* 授權宣告：整寬細橫條，置於主區與版權之間 */
.footer-notice-bar {
  position: relative;
  border-top: 1px solid rgba(89, 147, 188, 0.15);
}
.footer-notice-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--color-text-muted);
  text-align: center;
}
.footer-notice-tag {
  flex-shrink: 0;
  font-family: "SF Mono", Consolas, "Courier New", monospace;
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(89, 147, 188, 0.10);
}
.footer-notice-text {
  margin: 0;
  max-width: 720px;
}
.footer-notice-text strong {
  color: var(--color-text-secondary);
  font-weight: 600;
}
@media (max-width: 720px) {
  .footer-notice-inner {
    flex-direction: column;
    gap: 10px;
  }
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: 18px;
}

.footer-contact {
  list-style: none;
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 14px;
}
.footer-contact .ico {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(89, 147, 188, 0.12);
}
.footer-contact .label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}
.footer-contact .value {
  color: var(--color-text);
  font-weight: 600;
}
.footer-contact a.value:hover {
  color: var(--color-primary);
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}
.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: #fff;
  font-size: 12px;
  color: var(--color-text-secondary);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}
.footer-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.footer-bottom {
  position: relative;
  border-top: 1px solid rgba(89, 147, 188, 0.18);
  padding: 20px 24px;
}
.footer-bottom-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ========== 響應式 ========== */
@media (max-width: 960px) {
  .nav-menu,
  .nav-actions .btn {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 48px 24px 24px;
  }
}

@media (max-width: 600px) {
  .nav-brand-vendor { display: none; }
  .nav-wrap { height: 64px; }
}