/* ==========================================================================
   LUMIFLOWER SKY GARDEN - DESIGN SYSTEM & STYLESHEET
   Thương hiệu: LUMIFLOWER
   Tagline: “Chạm vào Cảm Xúc, Chia Sẻ Câu Chuyện”
   Mục đích: Website phi thương mại - Giáo dục, Trưng bày & Kể chuyện
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. COLOR LOCK & CSS VARIABLES (TUYỆT ĐỐI KHÔNG TỰ Ý ĐỔI)
   -------------------------------------------------------------------------- */
:root {
  /* COLOR LOCK PALETTE */
  --primary-blue: #6BAED6;
  --deep-blue: #245B82;
  --baby-blue: #B9DDF3;
  --sky-blue: #DCEFFA;
  --cloud-white: #F8FCFF;
  --ice-blue: #EEF7FC;
  --sage-green: #A8C8C5;
  --soft-charcoal: #263238;

  /* THEME DERIVATIVES */
  --bg-main: var(--cloud-white);
  --bg-alt: var(--ice-blue);
  --bg-card: #FFFFFF;
  --text-main: var(--soft-charcoal);
  --text-muted: #536471;
  --text-light: #7E93A3;
  --border-light: var(--sky-blue);
  --border-medium: var(--baby-blue);
  --accent-sage: var(--sage-green);

  /* GRADIENTS (NHẸ NHÀNG, KHÔNG QUÁ ĐẬM) */
  --gradient-sky: linear-gradient(135deg, #F8FCFF 0%, #DCEFFA 100%);
  --gradient-card: linear-gradient(180deg, #FFFFFF 0%, #F8FCFF 100%);
  --gradient-hero: linear-gradient(180deg, #EEF7FC 0%, #F8FCFF 50%, #DCEFFA 100%);
  --gradient-glow: radial-gradient(circle at 50% 30%, rgba(185, 221, 243, 0.45) 0%, rgba(248, 252, 255, 0) 70%);

  /* TYPOGRAPHY */
  --font-heading: 'Cormorant Garamond', 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-script: 'Alex Brush', cursive, 'Playfair Display', serif;

  /* ELEVATION & SHADOWS (TINH TẾ, NHẸ NHÀNG) */
  --shadow-sm: 0 2px 8px rgba(36, 91, 130, 0.04);
  --shadow-md: 0 8px 24px rgba(36, 91, 130, 0.07);
  --shadow-lg: 0 16px 40px rgba(36, 91, 130, 0.10);
  --shadow-hover: 0 12px 32px rgba(107, 174, 214, 0.22);

  /* RADIUS */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* TRANSITIONS */
  --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  /* LAYOUT */
  --header-height: 80px;
  --container-max: 1320px;
}

/* --------------------------------------------------------------------------
   2. GLOBAL RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-main);
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(circle at 10% 15%, rgba(220, 239, 250, 0.4) 0%, transparent 40%),
    radial-gradient(circle at 90% 85%, rgba(168, 200, 197, 0.2) 0%, transparent 45%);
  background-attachment: fixed;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography styles */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--deep-blue);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.85rem, 3.8vw, 2.75rem); }
h3 { font-size: clamp(1.4rem, 2.6vw, 1.95rem); }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1.2rem;
  color: var(--text-muted);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--deep-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

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

button, input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

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

/* Section Common */
.section {
  padding: 85px 0;
  position: relative;
}

.section-bg-alt {
  background-color: var(--ice-blue);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 52px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.825rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  color: var(--deep-blue);
  background: var(--sky-blue);
  border: 1px solid var(--baby-blue);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-badge svg {
  width: 14px;
  height: 14px;
  stroke: var(--deep-blue);
}

.section-title {
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.quote-script {
  font-family: var(--font-script);
  font-size: 1.85rem;
  color: var(--deep-blue);
  line-height: 1.3;
}

/* --------------------------------------------------------------------------
   3. BUTTONS & INTERACTIVE ELEMENTS
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 28px;
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: 0.975rem;
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-smooth);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: #FFFFFF;
  border-color: var(--primary-blue);
  box-shadow: 0 4px 14px rgba(107, 174, 214, 0.35);
}

.btn-primary:hover {
  background-color: var(--deep-blue);
  border-color: var(--deep-blue);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--deep-blue);
  border-color: var(--baby-blue);
}

.btn-outline:hover {
  background-color: var(--sky-blue);
  border-color: var(--primary-blue);
  color: var(--deep-blue);
  transform: translateY(-2px);
}

.btn-soft {
  background-color: var(--sky-blue);
  color: var(--deep-blue);
  border-color: var(--border-light);
}

.btn-soft:hover {
  background-color: var(--baby-blue);
  color: var(--deep-blue);
  transform: translateY(-2px);
}

.btn-link {
  background: transparent;
  color: var(--deep-blue);
  padding: 0;
  border: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-link:hover {
  color: var(--primary-blue);
}

.btn-link svg {
  transition: transform var(--transition-fast);
}

.btn-link:hover svg {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   4. NAVIGATION & HEADER
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(248, 252, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: all var(--transition-smooth);
}

.site-header.scrolled {
  height: 72px;
  background-color: rgba(248, 252, 255, 0.98);
  box-shadow: 0 4px 20px rgba(36, 91, 130, 0.06);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo-icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-logo-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--deep-blue);
  line-height: 1.1;
}

.brand-tagline {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  font-weight: 400;
  margin-top: 2px;
}

/* Desktop Menu */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--soft-charcoal);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--primary-blue);
  border-radius: var(--radius-full);
  transition: width var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: var(--deep-blue);
  font-weight: 600;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ice-blue);
  border: 1px solid var(--border-light);
  color: var(--deep-blue);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: var(--sky-blue);
  color: var(--primary-blue);
  transform: translateY(-2px);
}

.icon-btn svg {
  width: 19px;
  height: 19px;
}

.btn-hamburger {
  display: none;
}

/* --------------------------------------------------------------------------
   5. MOBILE DRAWER & SEARCH MODAL
   -------------------------------------------------------------------------- */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 82%;
  max-width: 340px;
  height: 100vh;
  background: #FFFFFF;
  z-index: 1100;
  box-shadow: -8px 0 32px rgba(36, 91, 130, 0.15);
  transition: right var(--transition-smooth);
  display: flex;
  flex-direction: column;
  padding: 28px 24px;
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mobile-nav-link {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--soft-charcoal);
  display: block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: var(--ice-blue);
  color: var(--deep-blue);
  font-weight: 600;
  padding-left: 18px;
}

.mobile-drawer-footer {
  margin-top: auto;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
}

.mobile-badge {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
  background: var(--ice-blue);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

.backdrop-overlay {
  position: fixed;
  inset: 0;
  background: rgba(36, 91, 130, 0.35);
  backdrop-filter: blur(4px);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
}

.backdrop-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* Modal Search */
.search-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  width: 90%;
  max-width: 600px;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(36, 91, 130, 0.2);
  border: 1px solid var(--baby-blue);
  z-index: 1200;
  padding: 28px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
}

.search-modal.open {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  visibility: visible;
}

.search-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  border: 1px solid var(--baby-blue);
  background: var(--cloud-white);
  border-radius: var(--radius-full);
  padding: 10px 20px;
}

.search-input-wrap input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  font-size: 1rem;
  color: var(--soft-charcoal);
  padding-left: 12px;
}

.search-results-list {
  margin-top: 20px;
  max-height: 340px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.search-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: var(--cloud-white);
  transition: all var(--transition-fast);
}

.search-item:hover {
  background: var(--ice-blue);
  border-color: var(--primary-blue);
  transform: translateX(4px);
}

.search-item-thumb {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.search-item-info h5 {
  font-size: 0.95rem;
  color: var(--deep-blue);
}

.search-item-info span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   6. HERO SECTION (HOMEPAGE)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  padding: 70px 0 100px;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  align-items: center;
  gap: 48px;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-headline {
  font-size: clamp(2.4rem, 5.2vw, 4rem);
  font-family: var(--font-heading);
  color: var(--deep-blue);
  margin-bottom: 24px;
  line-height: 1.18;
}

.hero-subheading {
  font-size: 1.18rem;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 36px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-media {
  position: relative;
  z-index: 2;
}

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 4px solid #FFFFFF;
  box-shadow: 0 20px 48px rgba(107, 174, 214, 0.28);
  aspect-ratio: 4/5;
  background: var(--ice-blue);
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.hero-image-frame:hover img {
  transform: scale(1.03);
}

/* Decorative Floating Botanical Petals */
.floating-petal {
  position: absolute;
  pointer-events: none;
  opacity: 0.7;
  z-index: 1;
  animation: floatPetal 8s ease-in-out infinite alternate;
}

.floating-petal-1 {
  top: 10%;
  left: 3%;
  width: 48px;
  animation-duration: 9s;
}

.floating-petal-2 {
  bottom: 12%;
  right: 6%;
  width: 64px;
  animation-duration: 11s;
  animation-delay: -3s;
}

.floating-petal-3 {
  top: 18%;
  right: 3%;
  width: 38px;
  animation-duration: 7s;
  animation-delay: -5s;
}

@keyframes floatPetal {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-16px) rotate(8deg); }
  100% { transform: translateY(8px) rotate(-6deg); }
}

/* Floating Card Accent */
.hero-accent-card {
  position: absolute;
  bottom: -24px;
  left: -28px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: 270px;
  z-index: 3;
}

.hero-accent-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--sky-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--deep-blue);
  flex-shrink: 0;
}

.hero-accent-text p {
  font-size: 0.825rem;
  margin: 0;
  line-height: 1.4;
  color: var(--soft-charcoal);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   7. SECTION 1: DANH MỤC HOA (CATEGORIES)
   -------------------------------------------------------------------------- */
.categories-slider-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.category-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  text-align: center;
  text-decoration: none;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.category-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-hover);
  background: var(--cloud-white);
}

.category-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--ice-blue);
  border: 1px solid var(--baby-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--deep-blue);
  transition: all var(--transition-smooth);
}

.category-card:hover .category-icon-wrap {
  background: var(--sky-blue);
  transform: scale(1.08);
}

.category-name {
  font-size: 1.05rem;
  color: var(--deep-blue);
  margin-bottom: 4px;
}

.category-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
}

/* --------------------------------------------------------------------------
   8. SECTION 2: CÂU CHUYỆN HOA CỦA TUẦN (WEEKLY STORIES)
   -------------------------------------------------------------------------- */
.story-weekly-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 26px;
}

.weekly-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: all var(--transition-smooth);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.weekly-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--baby-blue);
}

.weekly-card-media {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--ice-blue);
}

.weekly-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.weekly-card:hover .weekly-card-media img {
  transform: scale(1.06);
}

.weekly-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.weekly-card-title {
  font-size: 1.35rem;
  color: var(--deep-blue);
  margin-bottom: 8px;
}

.weekly-card-quote {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   9. SECTION 3: CÂU CHUYỆN CỦA HOA (SPLIT EDITORIAL)
   -------------------------------------------------------------------------- */
.split-editorial {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.editorial-media-wrapper {
  position: relative;
}

.editorial-img-primary {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 4px solid #FFFFFF;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
}

.editorial-img-primary img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.editorial-floating-badge {
  position: absolute;
  top: 24px;
  right: -20px;
  background: rgba(248, 252, 255, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  padding: 14px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  max-width: 240px;
}

.editorial-floating-badge span {
  font-size: 0.825rem;
  color: var(--deep-blue);
  font-weight: 500;
  display: block;
}

.editorial-content h2 {
  margin-bottom: 20px;
}

.editorial-lead {
  font-size: 1.15rem;
  color: var(--soft-charcoal);
  font-weight: 400;
  line-height: 1.8;
  margin-bottom: 24px;
}

/* --------------------------------------------------------------------------
   10. SECTION 4: VÌ SAO LUMIFLOWER? (4 GIÁ TRỊ CỐT LÕI)
   -------------------------------------------------------------------------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.value-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 34px 26px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.value-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-hover);
  background: var(--cloud-white);
}

.value-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--sky-blue);
  line-height: 1;
  margin-bottom: 16px;
  transition: color var(--transition-fast);
}

.value-card:hover .value-number {
  color: var(--baby-blue);
}

.value-title {
  font-size: 1.35rem;
  color: var(--deep-blue);
  margin-bottom: 12px;
}

.value-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}

/* --------------------------------------------------------------------------
   11. SECTION 5: BLOG & CHIA SẺ (MAGAZINE CARDS)
   -------------------------------------------------------------------------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.blog-card {
  background: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--baby-blue);
}

.blog-card-media {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.blog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-media img {
  transform: scale(1.05);
}

.blog-category-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(248, 252, 255, 0.95);
  backdrop-filter: blur(8px);
  color: var(--deep-blue);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
}

.blog-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: 10px;
}

.blog-title {
  font-size: 1.3rem;
  color: var(--deep-blue);
  margin-bottom: 12px;
  line-height: 1.4;
}

.blog-excerpt {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   12. SECTION 6: KHÁM PHÁ THẾ GIỚI HOA (BOTTOM BANNER)
   -------------------------------------------------------------------------- */
.explore-banner {
  background: var(--gradient-sky);
  border: 1px solid var(--baby-blue);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.explore-banner::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  border-radius: var(--radius-full);
  background: radial-gradient(circle, rgba(168, 200, 197, 0.3) 0%, transparent 70%);
}

.explore-banner-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
}

.explore-banner h2 {
  margin-bottom: 14px;
}

.explore-banner p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

/* --------------------------------------------------------------------------
   13. TRANG GIỚI THIỆU BẢN THÂN (VỀ TÔI)
   -------------------------------------------------------------------------- */
.about-hero-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 56px;
  margin-bottom: 70px;
}

.about-author-frame {
  position: relative;
  border-radius: var(--radius-lg);
  border: 4px solid #FFFFFF;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  background: var(--ice-blue);
}

.about-author-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-author-frame:hover img {
  transform: scale(1.02);
}

.about-author-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(180deg, transparent 0%, rgba(36, 91, 130, 0.85) 100%);
  padding: 24px 20px 16px;
  color: #FFFFFF;
}

.about-author-caption h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
}

.about-author-caption p {
  color: var(--sky-blue);
  font-size: 0.825rem;
  margin: 0;
}

/* Timeline */
.timeline-container {
  position: relative;
  max-width: 900px;
  margin: 40px auto;
  padding: 20px 0;
}

.timeline-track {
  position: absolute;
  top: 50%;
  left: 5%;
  right: 5%;
  height: 3px;
  background: var(--baby-blue);
  transform: translateY(-50%);
  z-index: 1;
}

.timeline-steps {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.timeline-step {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.timeline-node {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  border: 2px solid var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--deep-blue);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  transition: all var(--transition-fast);
}

.timeline-step:hover .timeline-node {
  background: var(--sky-blue);
  transform: scale(1.12);
}

.timeline-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--deep-blue);
  margin-bottom: 4px;
}

.timeline-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
}

/* About 4 Info Blocks */
.about-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin: 48px 0;
}

.about-pillar-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.about-pillar-card:hover {
  border-color: var(--primary-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.pillar-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--ice-blue);
  color: var(--deep-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.pillar-title {
  font-size: 1.18rem;
  color: var(--deep-blue);
  margin-bottom: 10px;
}

.about-callout-quote {
  background: var(--ice-blue);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--primary-blue);
  border-radius: var(--radius-md);
  padding: 32px 36px;
  text-align: center;
  margin-top: 50px;
}

.about-callout-quote p {
  font-size: 1.25rem;
  font-family: var(--font-heading);
  color: var(--deep-blue);
  font-weight: 600;
  margin: 0;
}

/* --------------------------------------------------------------------------
   14. TRANG THƯ VIỆN CÁC LOÀI HOA (GRID & FILTER TABS)
   -------------------------------------------------------------------------- */
.filter-tabs-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-tab {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  background: #FFFFFF;
  color: var(--text-muted);
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--primary-blue);
  color: #FFFFFF;
  border-color: var(--primary-blue);
  box-shadow: 0 4px 12px rgba(107, 174, 214, 0.3);
}

.flower-library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}

.flower-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.flower-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--baby-blue);
}

.flower-card-media {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--ice-blue);
}

.flower-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.flower-card:hover .flower-card-media img {
  transform: scale(1.06);
}

.flower-season-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(248, 252, 255, 0.95);
  backdrop-filter: blur(8px);
  font-size: 0.75rem;
  color: var(--deep-blue);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  font-weight: 500;
}

.flower-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.flower-card-title {
  font-size: 1.35rem;
  color: var(--deep-blue);
  margin-bottom: 2px;
}

.flower-card-scientific {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--text-light);
  margin-bottom: 12px;
}

.flower-card-meaning {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   15. TRANG CHI TIẾT LOÀI HOA (BOTANICAL ANATOMY & 7-STEP PROCESS)
   -------------------------------------------------------------------------- */
.detail-hero-section {
  padding: 60px 0 80px;
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--border-light);
}

.detail-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 50px;
}

.detail-hero-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 4px solid #FFFFFF;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.detail-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-attr-table {
  width: 100%;
  margin: 24px 0 28px;
  border-collapse: collapse;
}

.detail-attr-table tr {
  border-bottom: 1px solid var(--border-light);
}

.detail-attr-table td {
  padding: 10px 0;
  font-size: 0.95rem;
}

.detail-attr-label {
  color: var(--deep-blue);
  font-weight: 600;
  width: 32%;
}

.detail-attr-value {
  color: var(--text-muted);
}

/* Botanical Anatomy Diagram Section */
.anatomy-diagram-wrapper {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.anatomy-svg-box {
  background: var(--cloud-white);
  border: 1px solid var(--sky-blue);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.anatomy-svg-box svg {
  max-width: 100%;
  height: auto;
}

.anatomy-parts-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.anatomy-part-item {
  padding: 12px 18px;
  background: var(--ice-blue);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.anatomy-part-item:hover,
.anatomy-part-item.active {
  background: #FFFFFF;
  border-color: var(--primary-blue);
  box-shadow: var(--shadow-sm);
  transform: translateX(4px);
}

.anatomy-part-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--deep-blue);
  margin-bottom: 4px;
}

.anatomy-part-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

/* 7-Step Creation Process */
.creation-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 36px;
}

.step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  position: relative;
  transition: all var(--transition-smooth);
}

.step-card:hover {
  border-color: var(--primary-blue);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.step-number-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--sky-blue);
  color: var(--deep-blue);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.step-title {
  font-size: 1.2rem;
  color: var(--deep-blue);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* Facts "Bạn có biết?" */
.facts-box {
  background: var(--ice-blue);
  border: 1px solid var(--baby-blue);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  margin-top: 50px;
}

.facts-box h3 {
  color: var(--deep-blue);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.facts-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--soft-charcoal);
  line-height: 1.65;
}

.fact-item-icon {
  width: 22px;
  height: 22px;
  color: var(--primary-blue);
  flex-shrink: 0;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   16. TRANG KHÔNG GIAN TRƯNG BÀY (MASONRY GALLERY & LIGHTBOX)
   -------------------------------------------------------------------------- */
.gallery-masonry {
  columns: 3 320px;
  column-gap: 24px;
  margin-top: 30px;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 24px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
  position: relative;
  cursor: pointer;
}

.gallery-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--baby-blue);
}

.gallery-item img {
  width: 100%;
  display: block;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.04);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(36, 91, 130, 0.88) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay-title {
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.gallery-overlay-desc {
  color: var(--sky-blue);
  font-size: 0.825rem;
  margin: 0;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(36, 91, 130, 0.92);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
}

.lightbox-modal.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-img-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 3px solid #FFFFFF;
  box-shadow: var(--shadow-lg);
  max-height: 75vh;
}

.lightbox-img-wrap img {
  max-height: 75vh;
  width: auto;
  object-fit: contain;
}

.lightbox-caption {
  margin-top: 16px;
  text-align: center;
  color: #FFFFFF;
}

.lightbox-caption h4 {
  color: #FFFFFF;
  font-size: 1.3rem;
}

.lightbox-caption p {
  color: var(--sky-blue);
  font-size: 0.9rem;
  margin: 0;
}

.lightbox-close {
  position: absolute;
  top: -46px;
  right: 0;
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

/* --------------------------------------------------------------------------
   17. TRANG CÂU CHUYỆN CỦA HOA (MAGAZINE STORY MODAL)
   -------------------------------------------------------------------------- */
.story-reader-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.96);
  width: 92%;
  max-width: 820px;
  max-height: 88vh;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: 0 24px 60px rgba(36, 91, 130, 0.25);
  z-index: 1500;
  overflow-y: auto;
  padding: 44px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
}

.story-reader-modal.open {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
  visibility: visible;
}

.story-reader-header {
  position: relative;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}

.story-reader-close {
  position: absolute;
  top: -20px;
  right: -10px;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  background: var(--ice-blue);
  color: var(--deep-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
}

.story-reader-body {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--soft-charcoal);
}

.story-reader-body .lead {
  font-size: 1.2rem;
  color: var(--deep-blue);
  font-weight: 500;
  margin-bottom: 24px;
}

.story-reader-body blockquote {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--deep-blue);
  border-left: 3px solid var(--primary-blue);
  padding: 14px 24px;
  margin: 30px 0;
  background: var(--ice-blue);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* --------------------------------------------------------------------------
   18. TRANG LIÊN HỆ (FORM & GOOGLE MAPS EMBED)
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
}

.contact-form-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 38px;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 22px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--deep-blue);
  margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 18px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  background: var(--cloud-white);
  color: var(--soft-charcoal);
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary-blue);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(107, 174, 214, 0.25);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Contact Info Column */
.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-card-box {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.contact-method-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.contact-method-item:last-child {
  margin-bottom: 0;
}

.contact-method-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--ice-blue);
  color: var(--deep-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-method-content h5 {
  font-size: 0.95rem;
  color: var(--deep-blue);
  margin-bottom: 4px;
}

.contact-method-content p {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0;
}

/* Google Maps Box */
.map-embed-frame {
  width: 100%;
  height: 280px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-light);
  position: relative;
  background: var(--ice-blue);
}

.map-embed-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.map-note {
  font-size: 0.78rem;
  color: var(--text-light);
  font-style: italic;
  margin-top: 8px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   19. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--ice-blue);
  border-top: 1px solid var(--border-light);
  padding: 70px 0 30px;
  margin-top: 60px;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-top: 14px;
  max-width: 320px;
}

.footer-col-title {
  font-size: 1.15rem;
  color: var(--deep-blue);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--primary-blue);
  border-radius: var(--radius-full);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-blue);
  padding-left: 4px;
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}

.social-icon-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  color: var(--deep-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  background: var(--primary-blue);
  color: #FFFFFF;
  border-color: var(--primary-blue);
  transform: translateY(-2px);
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.newsletter-input-wrap {
  display: flex;
  align-items: center;
  background: #FFFFFF;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  padding: 4px 6px 4px 18px;
  transition: all var(--transition-fast);
}

.newsletter-input-wrap:focus-within {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(107, 174, 214, 0.2);
}

.newsletter-input-wrap input {
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  font-size: 0.88rem;
  color: var(--soft-charcoal);
}

.footer-newsletter-note {
  font-size: 0.78rem;
  color: var(--text-light);
  line-height: 1.4;
  margin-top: 4px;
}

.footer-bottom {
  padding-top: 26px;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.footer-noncommercial-pill {
  background: var(--sky-blue);
  border: 1px solid var(--baby-blue);
  color: var(--deep-blue);
  font-weight: 500;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
}

/* --------------------------------------------------------------------------
   20. TOAST NOTIFICATIONS & FEEDBACK
   -------------------------------------------------------------------------- */
.toast-notice {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #FFFFFF;
  border: 1px solid var(--baby-blue);
  border-left: 4px solid var(--primary-blue);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  z-index: 3000;
  display: flex;
  align-items: center;
  gap: 14px;
  transform: translateY(100px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-smooth);
}

.toast-notice.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.toast-icon {
  width: 24px;
  height: 24px;
  color: var(--primary-blue);
  flex-shrink: 0;
}

.toast-text h6 {
  font-size: 0.95rem;
  color: var(--deep-blue);
  margin-bottom: 2px;
}

.toast-text p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

/* --------------------------------------------------------------------------
   21. RESPONSIVE BREAKPOINTS (DESKTOP 1440px / TABLET 768px / MOBILE 375-430px)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid,
  .about-hero-grid,
  .detail-hero-grid,
  .split-editorial,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .anatomy-diagram-wrapper {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .timeline-steps {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .timeline-track {
    display: none;
  }

  .timeline-step {
    flex-direction: row;
    text-align: left;
    gap: 16px;
  }

  .timeline-node {
    margin-bottom: 0;
    flex-shrink: 0;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .section {
    padding: 60px 0;
  }

  .nav-menu {
    display: none;
  }

  .btn-hamburger {
    display: inline-flex;
  }

  .gallery-masonry {
    columns: 2 200px;
    column-gap: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .hero-accent-card {
    left: 10px;
    bottom: -16px;
  }
}

@media (max-width: 480px) {
  .hero-headline {
    font-size: 2.2rem;
  }

  .gallery-masonry {
    columns: 1 100%;
  }

  .anatomy-diagram-wrapper {
    padding: 20px;
  }

  .contact-form-card {
    padding: 24px 18px;
  }

  .story-reader-modal {
    padding: 28px 18px;
  }
}