/* ============================================
   梵尼拉官网 — 内页通用样式
   ============================================ */

/* Inner Page Top Bar & Nav — solid, not overlaying banner */
.top-bar {
  position: relative;
  background-color: rgba(27,94,32,0.92);
}
.main-nav {
  background-color: var(--warm-beige);
  border-bottom: 2px solid var(--khaki);
  position: relative;
  top: 0;
  box-shadow: 0 2px 20px rgba(62,39,35,0.08);
}
.main-nav.scrolled {
  position: fixed;
  top: 0;
  background-color: rgba(250,247,242,0.97);
}
.main-nav .main-nav-logo img {
  filter: none;
}
.main-nav .main-nav-menu > li > a {
  color: var(--dark-brown);
  text-shadow: none;
}
.main-nav .main-nav-menu > li > a:hover,
.main-nav .main-nav-menu > li > a.active {
  color: var(--dark-red);
  border-bottom-color: var(--dark-red);
}

/* Page Banner */
.page-banner { position: relative; width: 100%; height: 55vh; min-height: 400px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.page-banner-bg { position: absolute; inset: 0; }
.page-banner-bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.85) contrast(1.05) saturate(1.1) sepia(0.03); }
.page-banner-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(30,15,10,0.25) 0%, rgba(30,15,10,0.15) 50%, rgba(30,15,10,0.35) 100%); }
.page-banner-content { position: relative; z-index: 2; text-align: center; padding: 0 32px; text-shadow: 0 2px 20px rgba(0,0,0,0.4); }
.page-banner-label { font-family: var(--font-latin); font-size: 13px; letter-spacing: 4px; text-transform: uppercase; color: var(--khaki); margin-bottom: 20px; display: block; }
.page-banner-content h1 { font-size: clamp(36px, 5vw, 56px); font-weight: 700; color: var(--paper-white); margin-bottom: 16px; line-height: 1.3; }
.page-banner-content p { font-size: clamp(16px, 2vw, 20px); color: rgba(245,240,232,0.85); font-weight: 400; }

/* Two Column Layout */
.page-two-col { display: grid; grid-template-columns: 5fr 7fr; gap: 56px; align-items: start; }
.page-two-col-image { position: relative; margin-top: 20px; }
.page-two-col-image img { width: 100%; height: 400px; object-fit: cover; filter: sepia(0.08); border-radius: 2px; }
.page-two-col-image .image-caption { font-family: var(--font-latin); font-size: 12px; color: var(--light-brown); text-align: center; margin-top: 12px; font-style: italic; letter-spacing: 1px; }
.page-two-col-image::before { content: ''; position: absolute; top: -12px; left: -12px; right: 12px; bottom: 12px; border: 1px solid var(--khaki); border-radius: 2px; z-index: -1; }
.page-two-col-content .section-label { text-align: left; }
.page-two-col-content h2 { margin-bottom: 8px; }
.page-two-col-content p { font-size: 16px; color: var(--warm-brown); }

/* Full Banner (inner page) */
.full-banner { position: relative; width: 100%; height: 40vh; min-height: 280px; overflow: hidden; }
.full-banner img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.08) brightness(0.75); transition: transform 8s var(--ease-out); }
.full-banner:hover img { transform: scale(1.03); }
.full-banner-overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: linear-gradient(180deg, rgba(30,15,10,0.15) 0%, rgba(30,15,10,0.35) 100%); }
.full-banner-text { font-family: var(--font-latin); font-size: clamp(18px, 3vw, 28px); color: var(--paper-white); letter-spacing: 4px; text-transform: uppercase; opacity: 0.9; text-shadow: 0 2px 12px rgba(0,0,0,0.3); }

/* Timeline */
.timeline { position: relative; max-width: 900px; margin: 0 auto; padding: 20px 0; }
.timeline::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background-color: var(--khaki); transform: translateX(-50%); }
.timeline-item { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-bottom: 64px; align-items: center; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-item.reverse { direction: rtl; }
.timeline-item.reverse > * { direction: ltr; }
.timeline-marker { position: absolute; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; flex-direction: column; align-items: center; }
.timeline-year { font-family: var(--font-latin); font-size: 18px; font-weight: 700; color: var(--brand-green); background-color: var(--paper-white); border: 2px solid var(--khaki); border-radius: 50%; width: 80px; height: 80px; display: flex; align-items: center; justify-content: center; }
.timeline-content { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; padding: 32px; }
.timeline-content h3 { font-size: 22px; margin-bottom: 16px; color: var(--dark-brown); }
.timeline-content h3::after { content: ''; display: block; width: 28px; height: 2px; background-color: var(--dark-red); margin-top: 12px; }
.timeline-content p { font-size: 15px; color: var(--warm-brown); line-height: 1.8; margin-bottom: 16px; }
.timeline-img { width: 100%; border-radius: 4px; margin-top: 8px; }

/* Region Grid */
.region-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; }
.region-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; overflow: hidden; transition: all var(--transition-normal); }
.region-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(62,39,35,0.1); }
.region-card-img { height: 180px; overflow: hidden; }
.region-card-img img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.06); transition: transform var(--transition-slow); }
.region-card:hover .region-card-img img { transform: scale(1.05); }
.region-card-body { padding: 24px; }
.region-card-body h3 { font-size: 18px; margin-bottom: 8px; }
.region-percent { font-family: var(--font-latin); font-size: 28px; font-weight: 700; color: var(--brand-green); margin-bottom: 8px; }
.region-card-body p { font-size: 13.5px; color: var(--light-brown); line-height: 1.6; margin-bottom: 0; }

/* Classroom Grid */
.classroom-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.classroom-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; overflow: hidden; transition: all var(--transition-normal); }
.classroom-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(62,39,35,0.1); }
.classroom-card-img { height: 200px; overflow: hidden; }
.classroom-card-img img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.06); transition: transform var(--transition-slow); }
.classroom-card:hover .classroom-card-img img { transform: scale(1.05); }
.classroom-card-body { padding: 24px; }
.classroom-card-body h3 { font-size: 17px; margin-bottom: 12px; color: var(--dark-brown); }
.classroom-card-body p { font-size: 14px; color: var(--light-brown); line-height: 1.7; margin-bottom: 0; }

/* News Cards */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.news-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; overflow: hidden; transition: all var(--transition-normal); }
.news-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(62,39,35,0.1); }
.news-card-img { height: 220px; overflow: hidden; background-color: var(--warm-beige); }
.news-card-img img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.06); transition: transform var(--transition-slow); }
.news-card:hover .news-card-img img { transform: scale(1.05); }
.news-card-body { padding: 24px; }
.news-card-date { font-family: var(--font-latin); font-size: 12px; color: var(--light-brown); letter-spacing: 1px; margin-bottom: 8px; }
.news-card-body h4 { font-size: 18px; margin-bottom: 12px; line-height: 1.4; }
.news-card-body p { font-size: 14px; color: var(--warm-brown); line-height: 1.6; margin-bottom: 0; }
.news-placeholder { display: flex; align-items: center; justify-content: center; height: 220px; color: var(--light-brown); font-family: var(--font-latin); font-size: 14px; letter-spacing: 2px; background: linear-gradient(135deg, var(--warm-beige) 0%, var(--paper-white) 100%); }

/* Award Card */
.award-card { background-color: var(--paper-white); border: 1px solid var(--khaki); border-radius: 2px; padding: 48px; text-align: center; max-width: 700px; margin: 0 auto; }
.award-card .award-icon { margin-bottom: 20px; display: flex; justify-content: center; }
.award-card .award-icon img { max-width: 200px; height: auto; border-radius: 8px; }
.award-card h3 { font-size: 24px; margin-bottom: 16px; color: var(--brand-green); }
.award-card p { font-size: 16px; color: var(--warm-brown); line-height: 1.8; margin-bottom: 0; }

/* Company Info Cards */
.info-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; margin-bottom: 48px; }
.info-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; padding: 32px; text-align: center; transition: all var(--transition-normal); }
.info-card:hover { transform: translateY(-3px); box-shadow: 0 6px 24px rgba(62,39,35,0.08); }
.info-card-icon { font-size: 36px; margin-bottom: 16px; }
.info-card h4 { font-size: 18px; margin-bottom: 12px; }
.info-card p { font-size: 14px; color: var(--warm-brown); line-height: 1.6; margin-bottom: 0; }
.quality-map { position: relative; max-width: 900px; margin: 0 auto; border-radius: 2px; border: 1px solid var(--khaki); overflow: hidden; }
.quality-map img { width: 100%; height: auto; display: block; }
.quality-map-overlay { position: absolute; inset: 0; background-color: rgba(30, 80, 140, 0.35); pointer-events: none; }

/* Product Category */
.product-category { margin-bottom: 64px; }
.product-category-header { display: flex; align-items: center; gap: 20px; margin-bottom: 32px; }
.product-category-header h3 { font-size: 26px; margin-bottom: 0; }
.product-category-header .cat-line { flex: 1; height: 1px; background-color: var(--khaki); }
.product-category-header .cat-number { font-family: var(--font-latin); font-size: 48px; font-weight: 700; color: var(--khaki); opacity: 0.3; }
.product-category-desc { font-size: 16px; color: var(--warm-brown); margin-bottom: 32px; line-height: 1.8; }

/* Product Grid (inner page) */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-item { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; overflow: hidden; transition: all var(--transition-normal); }
.product-item:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(62,39,35,0.1); }
.product-item-img { height: 240px; overflow: hidden; background-color: #fff; display: flex; align-items: center; justify-content: center; }
.product-item-img img { width: 100%; height: 100%; object-fit: contain; filter: sepia(0.04); transition: transform var(--transition-slow); }
.product-item:hover .product-item-img img { transform: scale(1.05); }
.product-item-body { padding: 20px 16px; }
.product-item-body h4 { font-size: 15px; margin-bottom: 4px; line-height: 1.3; }
.product-item-body p { font-size: 12px; color: var(--light-brown); margin-bottom: 0; }

/* Chain Process */
.chain-process { display: flex; align-items: stretch; gap: 0; margin: 48px 0; overflow-x: auto; }
.chain-step { flex: 1; min-width: 160px; text-align: center; padding: 32px 20px; background-color: var(--paper-white); border: 1px solid var(--khaki-light); position: relative; }
.chain-step:not(:last-child)::after { content: ''; position: absolute; right: -1px; top: 30%; height: 40%; width: 2px; background-color: var(--khaki); }
.chain-step-num { font-family: var(--font-latin); font-size: 32px; font-weight: 700; color: var(--khaki); opacity: 0.4; margin-bottom: 12px; }
.chain-step h4 { font-size: 16px; margin-bottom: 8px; }
.chain-step p { font-size: 13px; color: var(--light-brown); line-height: 1.5; margin-bottom: 0; }

/* Contact Layout */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; padding: 40px; }
.contact-info-card h3 { font-size: 24px; margin-bottom: 24px; }
.contact-info-list { list-style: none; }
.contact-info-list li { padding: 16px 0; border-bottom: 1px solid var(--khaki-light); display: flex; align-items: flex-start; gap: 16px; }
.contact-info-list li:last-child { border-bottom: none; }
.contact-info-label { font-family: var(--font-latin); font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--brand-green); min-width: 80px; padding-top: 2px; }
.contact-info-value { font-size: 16px; color: var(--dark-brown); line-height: 1.6; }
.contact-info-value a { color: var(--dark-brown); }
.contact-info-value a:hover { color: var(--dark-red); }
.contact-map { border-radius: 2px; overflow: hidden; border: 1px solid var(--khaki-light); min-height: 400px; background-color: var(--warm-beige); display: flex; align-items: center; justify-content: center; }
.contact-map-placeholder { text-align: center; color: var(--light-brown); padding: 40px; }
.contact-map-placeholder .map-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.4; }
.contact-map-placeholder p { font-family: var(--font-latin); font-size: 14px; letter-spacing: 2px; }

/* Company Cards (about page) */
.company-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.company-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; padding: 32px; }
.company-logo { height: 28px; width: auto; margin-bottom: 16px; }
.company-card h4 { font-size: 18px; margin-bottom: 8px; color: var(--brand-green); }
.company-card .company-en { font-family: var(--font-latin); font-size: 13px; color: var(--light-brown); margin-bottom: 12px; font-style: italic; }
.company-card p { font-size: 14px; color: var(--warm-brown); line-height: 1.7; margin-bottom: 0; }

/* Future Plans */
.future-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.future-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; padding: 36px; position: relative; overflow: hidden; }
.future-card::before { content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background-color: var(--brand-green); }
.future-card h4 { font-size: 20px; margin-bottom: 12px; padding-left: 16px; }
.future-card p { font-size: 15px; color: var(--warm-brown); line-height: 1.7; margin-bottom: 0; padding-left: 16px; }

/* ========== Recipe Cards ========== */
.recipe-category-tabs { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-bottom: 48px; }
.recipe-tab { padding: 10px 24px; font-family: var(--font-serif); font-size: 14px; color: var(--warm-brown); background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; cursor: pointer; transition: all var(--transition-normal); letter-spacing: 1px; }
.recipe-tab:hover, .recipe-tab.active { color: var(--paper-white); background-color: var(--brand-green); border-color: var(--brand-green); }

.recipe-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.recipe-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; overflow: hidden; transition: all var(--transition-normal); }
.recipe-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(62,39,35,0.1); }
.recipe-card-img { height: 220px; overflow: hidden; background-color: var(--warm-beige); position: relative; }
.recipe-card-img img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.06); transition: transform var(--transition-slow); }
.recipe-card:hover .recipe-card-img img { transform: scale(1.05); }
.recipe-card-tag { position: absolute; top: 16px; left: 16px; font-family: var(--font-latin); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--paper-white); background-color: var(--dark-red); padding: 4px 12px; border-radius: 2px; }
.recipe-card-body { padding: 24px; }
.recipe-card-body h3 { font-size: 18px; margin-bottom: 8px; line-height: 1.4; color: var(--dark-brown); }
.recipe-card-meta { font-family: var(--font-latin); font-size: 12px; color: var(--light-brown); letter-spacing: 1px; margin-bottom: 12px; display: flex; gap: 16px; }
.recipe-card-body p { font-size: 14px; color: var(--warm-brown); line-height: 1.7; margin-bottom: 16px; }
.recipe-card-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 12px; border-top: 1px solid var(--khaki-light); }
.recipe-difficulty { font-size: 12px; color: var(--brand-green); letter-spacing: 1px; }
.recipe-link { font-size: 13px; color: var(--dark-red); letter-spacing: 1px; transition: color var(--transition-fast); }
.recipe-link:hover { color: var(--brand-green); }

/* Recipe Detail Section */
.recipe-detail { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; padding: 48px; margin-bottom: 48px; }
.recipe-detail-header { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; margin-bottom: 40px; }
.recipe-detail-img { height: 320px; overflow: hidden; border-radius: 2px; }
.recipe-detail-img img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.06); }
.recipe-detail-info .section-label { text-align: left; }
.recipe-detail-info h3 { font-size: 26px; margin-bottom: 16px; }
.recipe-detail-info p { font-size: 15px; color: var(--warm-brown); line-height: 1.8; margin-bottom: 16px; }
.recipe-ingredients { margin-bottom: 32px; }
.recipe-ingredients h4 { font-size: 18px; margin-bottom: 16px; color: var(--dark-brown); }
.recipe-ingredients h4::after { content: ''; display: block; width: 28px; height: 2px; background-color: var(--dark-red); margin-top: 8px; }
.recipe-ingredients ul { list-style: none; display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.recipe-ingredients ul li { font-size: 14px; color: var(--warm-brown); padding: 8px 0 8px 20px; position: relative; border-bottom: 1px dashed var(--khaki-light); }
.recipe-ingredients ul li::before { content: ''; position: absolute; left: 0; top: 50%; width: 6px; height: 6px; background-color: var(--brand-green); border-radius: 50%; transform: translateY(-50%); }
.recipe-steps { margin-bottom: 0; }
.recipe-steps h4 { font-size: 18px; margin-bottom: 16px; color: var(--dark-brown); }
.recipe-steps h4::after { content: ''; display: block; width: 28px; height: 2px; background-color: var(--dark-red); margin-top: 8px; }
.recipe-steps ol { list-style: none; counter-reset: step; }
.recipe-steps ol li { counter-increment: step; padding: 16px 0 16px 48px; position: relative; border-bottom: 1px solid var(--khaki-light); font-size: 15px; color: var(--warm-brown); line-height: 1.7; }
.recipe-steps ol li:last-child { border-bottom: none; }
.recipe-steps ol li::before { content: counter(step); position: absolute; left: 0; top: 16px; width: 32px; height: 32px; background-color: var(--brand-green); color: var(--paper-white); font-family: var(--font-latin); font-size: 14px; font-weight: 700; border-radius: 50%; display: flex; align-items: center; justify-content: center; }

/* Vanilla Tips Section */
.tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.tip-card { background-color: var(--paper-white); border: 1px solid var(--khaki-light); border-radius: 2px; padding: 32px; text-align: center; transition: all var(--transition-normal); position: relative; overflow: hidden; }
.tip-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background-color: var(--brand-green); }
.tip-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(62,39,35,0.1); }
.tip-card-icon { font-size: 36px; margin-bottom: 16px; }
.tip-card h4 { font-size: 17px; margin-bottom: 12px; color: var(--dark-brown); }
.tip-card p { font-size: 14px; color: var(--warm-brown); line-height: 1.7; margin-bottom: 0; }

@media (max-width: 1200px) {
  .region-grid { grid-template-columns: repeat(3, 1fr); }
  .classroom-grid { grid-template-columns: repeat(2, 1fr); }
  .recipe-grid { grid-template-columns: repeat(2, 1fr); }
  .tips-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Responsive */
@media (max-width: 1024px) {
  .page-two-col { grid-template-columns: 1fr; gap: 32px; }
  .page-two-col-image { margin-top: 0; order: -1; }
  .page-two-col-image img { height: 280px; }
  .region-grid { grid-template-columns: repeat(2, 1fr); }
  .classroom-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .info-cards { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .company-cards { grid-template-columns: 1fr; }
  .future-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 24px; }
  .timeline-item { grid-template-columns: 1fr; padding-left: 64px; }
  .timeline-item.reverse { direction: ltr; }
  .timeline-marker { left: 24px; }
  .timeline-year { width: 60px; height: 60px; font-size: 14px; }
  .chain-process { flex-direction: column; }
  .chain-step:not(:last-child)::after { right: 30%; top: auto; bottom: -1px; width: 40%; height: 2px; }
  .recipe-detail-header { grid-template-columns: 1fr; }
  .recipe-detail { padding: 32px; }
  .recipe-ingredients ul { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .page-banner { height: 40vh; min-height: 300px; }
  .page-banner-content h1 { font-size: clamp(28px, 7vw, 40px); }
  .full-banner { height: 30vh; min-height: 200px; }
  .region-grid { grid-template-columns: 1fr; }
  .classroom-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .product-item-img { height: 180px; }
  .award-card { padding: 32px 24px; }
  .recipe-grid { grid-template-columns: 1fr; }
  .tips-grid { grid-template-columns: 1fr; }
  .recipe-detail { padding: 24px; }
  .recipe-card-img { height: 200px; }
}