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

/* ---- VARIABLES ---- */
:root {
  --red: #BE3144;
  --red-dark: #9A2636;
  --red-light: #FDF2F2;
  --gold: #D4A853;
  --gold-light: #FBF7EE;
  --cream: #FFFBF5;
  --warm-gray: #F5F1EC;
  --text: #2D2A26;
  --text-secondary: #6B635A;
  --border: #E8E2D9;
  --radius: 12px;
}

/* ---- BASE ---- */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Lora', Georgia, serif;
}

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate {
  opacity: 0;
  transition: opacity 0.6s ease;
}

.animate.visible {
  opacity: 1;
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* ---- NAV (default: always visible, white bg — used by subpages) ---- */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 2rem;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

nav .nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

nav .wordmark {
  font-family: 'Lora', Georgia, serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  text-decoration: none;
}

nav .nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

nav .nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.2s;
}

nav .nav-links a:hover {
  color: var(--text);
  background: var(--warm-gray);
}

nav .nav-links a.active {
  color: var(--text);
  font-weight: 600;
}

nav .nav-cta {
  background: var(--red) !important;
  color: #fff !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 8px !important;
}

nav .nav-cta:hover {
  background: var(--red-dark) !important;
}

/* ---- NAV: homepage variant (hidden until scroll) ---- */
body.homepage nav {
  transition: all 0.35s;
  opacity: 0;
  transform: translateY(-100%);
  pointer-events: none;
  background: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
}

body.homepage nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

body.homepage nav .wordmark {
  color: #fff;
  transition: color 0.35s;
}

body.homepage nav.scrolled .wordmark {
  color: var(--text);
}

body.homepage nav .nav-links a {
  color: rgba(255, 255, 255, 0.8);
}

body.homepage nav .nav-links a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

body.homepage nav.scrolled .nav-links a {
  color: var(--text-secondary);
}

body.homepage nav.scrolled .nav-links a:hover {
  color: var(--text);
  background: var(--warm-gray);
}

/* ---- MENU TOGGLE ---- */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  border-radius: 2px;
  transition: 0.3s;
}

body.homepage .menu-toggle span {
  background: #fff;
}

body.homepage nav.scrolled .menu-toggle span {
  background: var(--text);
}

/* ---- LAYOUT ---- */
section {
  padding: 4rem 2rem;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 2rem;
}

/* ---- PAGE HEADER (subpages) ---- */
.page-header {
  background: #3B3836;
  color: #fff;
  padding: 8rem 2rem 4rem;
  text-align: center;
}

.page-header .section-label {
  color: rgba(255,255,255,0.7);
}

.page-header h1 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--gold);
}

.page-header p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--red);
  color: #fff;
}

.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
}

/* ---- FOOTER ---- */
footer {
  background: var(--text);
  color: rgba(255, 255, 255, 0.6);
  padding: 3rem 2rem;
  text-align: center;
  font-size: 0.85rem;
}

footer .footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

footer .footer-subscribe {
  margin: 0 auto 2rem;
  max-width: 400px;
}

footer .footer-subscribe .subscribe-label,
footer .subscribe-label {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.5rem;
}

footer .footer-subscribe form,
footer form {
  display: flex;
  gap: 0.5rem;
}

footer .footer-subscribe input,
footer input[type="email"] {
  flex: 1;
  padding: 0.6rem 0.875rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  transition: border-color 0.2s;
}

footer .footer-subscribe input::placeholder,
footer input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

footer .footer-subscribe input:focus {
  border-color: var(--gold);
}

footer .footer-subscribe button,
footer button {
  padding: 0.6rem 1.25rem;
  border-radius: 8px;
  border: none;
  background: var(--red);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s;
}

footer .footer-subscribe button:hover,
footer button:hover {
  background: var(--red-dark);
}

footer .wordmark {
  font-family: 'Lora', Georgia, serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  margin-bottom: 0.25rem;
}

footer .chinese-footer {
  color: var(--gold);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  list-style: none;
}

footer .footer-links a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}

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

footer .made-in {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  section {
    padding: 3rem 1.5rem;
  }

  .page-header {
    padding: 7rem 1.5rem 3rem;
  }

  .menu-toggle {
    display: block;
  }

  /* Subpage mobile nav */
  nav .nav-links {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 1rem;
    gap: 0.25rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s;
  }

  nav .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  nav .nav-links a {
    color: var(--text-secondary);
    padding: 0.75rem 1rem;
    width: 100%;
    text-align: center;
  }

  /* Homepage mobile nav override */
  body.homepage nav .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 1.25rem 2rem 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  body.homepage nav .nav-links a:not(.nav-cta) {
    color: var(--text-secondary) !important;
  }

  body.homepage nav .nav-links a:not(.nav-cta):hover {
    color: var(--text) !important;
    background: var(--warm-gray) !important;
  }

  body.homepage nav .nav-links.open {
    display: flex;
  }

  footer .footer-subscribe form,
  footer form {
    flex-direction: column;
  }
}