/* ==========================================================================
   HeartFold Main Stylesheet (Clean, Bright, Delightful & Trustworthy)
   ========================================================================== */

/* Typography Defaults */
:root {
  --hf-font-display: 'Plus Jakarta Sans', 'Outfit', 'Zen Maru Gothic', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --hf-font-body: 'Plus Jakarta Sans', 'Noto Sans JP', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Transitions */
  --hf-transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --hf-transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Layout */
  --hf-container-max: 1200px;
  --hf-container-narrow: 840px;
  --hf-header-height: 76px;
}

/* ==========================================================================
   Language-specific Typography
   ========================================================================== */
html[lang="zh-CN"] body,
body[data-lang="zh-hans"] {
  font-family: 'Plus Jakarta Sans', 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'SimHei', sans-serif !important;
}

html[lang="zh-CN"] h1, html[lang="zh-CN"] h2, html[lang="zh-CN"] h3,
body[data-lang="zh-hans"] h1, body[data-lang="zh-hans"] h2, body[data-lang="zh-hans"] h3 {
  font-family: 'Plus Jakarta Sans', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif !important;
  font-weight: 700;
}

html[lang="ja"] body,
body[data-lang="ja"] {
  font-family: 'Plus Jakarta Sans', 'Zen Maru Gothic', 'Noto Sans JP', 'Hiragino Sans', 'Meiryo', sans-serif;
}

html[lang="en"] body,
body[data-lang="en"] {
  font-family: 'Plus Jakarta Sans', 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ==========================================================================
   Ambient Floating Background Orbs
   ========================================================================== */
.hf-ambient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.hf-ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.45;
  animation: hf-float-orb 18s ease-in-out infinite alternate;
}

.hf-ambient-orb--1 {
  top: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #ffd1dc 0%, rgba(255, 209, 220, 0) 70%);
}

.hf-ambient-orb--2 {
  top: 40%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #e0f2fe 0%, rgba(224, 242, 254, 0) 70%);
  animation-duration: 24s;
  animation-delay: -5s;
}

.hf-ambient-orb--3 {
  bottom: -10%;
  right: 15%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #fef3c7 0%, rgba(254, 243, 199, 0) 70%);
  animation-duration: 20s;
  animation-delay: -10s;
}

@keyframes hf-float-orb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.08); }
  100% { transform: translate(-30px, 50px) scale(0.95); }
}

.hf-site {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.hf-main {
  flex: 1 0 auto;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.hf-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--hf-header-height);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: var(--hf-transition);
}

.hf-header.scrolled {
  box-shadow: 0 4px 20px rgba(30, 41, 59, 0.05);
}

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

/* Brand */
.hf-brand__link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.hf-brand__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.hf-brand__link:hover .hf-brand__icon {
  transform: scale(1.1) rotate(-6deg);
}

.hf-brand__name {
  font-family: var(--hf-font-display);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--hf-text-main);
}

.hf-brand__name span {
  color: var(--hf-primary);
}

/* Desktop Menu */
.hf-nav-desktop .hf-nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.hf-nav-menu li a {
  font-size: 15px;
  font-weight: 600;
  color: var(--hf-text-main);
  padding: 8px 4px;
  position: relative;
  transition: var(--hf-transition);
}

.hf-nav-menu li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--hf-primary);
  border-radius: 2px;
  transition: all 0.25s ease;
  transform: translateX(-50%);
}

.hf-nav-menu li a:hover {
  color: var(--hf-primary);
}

.hf-nav-menu li a:hover::after {
  width: 100%;
}

/* Header Actions */
.hf-header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Language Switcher */
.hf-lang-switcher {
  position: relative;
}

.hf-lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--hf-bg-subtle);
  border: 1px solid var(--hf-border);
  padding: 7px 12px;
  border-radius: var(--hf-radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--hf-text-main);
  cursor: pointer;
  transition: var(--hf-transition);
}

.hf-lang-btn:hover {
  background: #ffffff;
  border-color: var(--hf-primary);
  color: var(--hf-primary);
}

.hf-lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-md);
  box-shadow: var(--hf-shadow-lg);
  padding: 6px;
  min-width: 130px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: var(--hf-transition);
  z-index: 100;
}

.hf-lang-switcher:hover .hf-lang-dropdown,
.hf-lang-switcher.open .hf-lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.hf-lang-dropdown li a {
  display: block;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--hf-text-main);
  border-radius: var(--hf-radius-sm);
  transition: var(--hf-transition);
}

.hf-lang-dropdown li a:hover,
.hf-lang-dropdown li a.active {
  background: var(--hf-primary-light);
  color: var(--hf-primary);
  font-weight: 700;
}

/* Burger Button */
.hf-burger-btn {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 36px;
  height: 36px;
  background: var(--hf-bg-subtle);
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-sm);
  padding: 8px;
  cursor: pointer;
}

.hf-burger-line {
  width: 100%;
  height: 2px;
  background: var(--hf-text-main);
  border-radius: 2px;
  transition: var(--hf-transition);
}

/* Mobile Nav Drawer */
.hf-mobile-nav {
  position: fixed;
  top: var(--hf-header-height);
  left: 0;
  width: 100%;
  background: #ffffff;
  border-bottom: 1px solid var(--hf-border);
  box-shadow: var(--hf-shadow-lg);
  padding: 20px 24px;
}

.hf-mobile-links li {
  margin-bottom: 14px;
}

.hf-mobile-links li a {
  font-size: 17px;
  font-weight: 600;
  color: var(--hf-text-main);
  display: block;
}

@media (max-width: 860px) {
  .hf-nav-desktop { display: none; }
  .hf-burger-btn { display: flex; }
}

/* ==========================================================================
   Buttons, Badges & Micro-Interactions
   ========================================================================== */
.hf-bounce-hover {
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease;
}

.hf-bounce-hover:hover {
  transform: translateY(-3px) scale(1.02);
}

.hf-bounce-hover:active {
  transform: translateY(0) scale(0.98);
}

.hf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--hf-radius-full);
  font-family: var(--hf-font-display);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--hf-transition);
  text-decoration: none;
}

.hf-btn--primary {
  background: linear-gradient(135deg, var(--hf-primary) 0%, #ff2e52 100%);
  color: #ffffff !important;
  box-shadow: var(--hf-shadow-glow);
}

.hf-btn--primary:hover {
  background: linear-gradient(135deg, #ff5977 0%, #ff1c43 100%);
  box-shadow: 0 12px 28px rgba(255, 71, 102, 0.38);
}

.hf-btn--secondary {
  background: #ffffff;
  color: var(--hf-text-main) !important;
  border-color: var(--hf-border);
  box-shadow: var(--hf-shadow-sm);
}

.hf-btn--secondary:hover {
  background: var(--hf-bg-subtle);
  border-color: #cbd5e1;
}

.hf-btn--outline {
  background: transparent;
  color: var(--hf-primary) !important;
  border-color: var(--hf-primary);
}

.hf-btn--outline:hover {
  background: var(--hf-primary-light);
}

.hf-btn--sm {
  padding: 8px 18px;
  font-size: 13px;
}

.hf-btn--block {
  width: 100%;
}

/* Store Buttons */
.hf-store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hf-btn-store {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  border-radius: var(--hf-radius-md);
  font-family: var(--hf-font-display);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  box-shadow: var(--hf-shadow-sm);
  color: #ffffff !important;
  text-decoration: none;
  transition: var(--hf-transition);
}

.hf-btn-store--ms_store {
  background: #0078d4;
  border-color: #0078d4;
  color: #ffffff !important;
  box-shadow: 0 6px 18px rgba(0, 120, 212, 0.25);
}

.hf-btn-store--ms_store:hover {
  background: #0068b8;
  border-color: #0068b8;
}

.hf-btn-store--steam {
  background: #171a21;
  border-color: #171a21;
  color: #ffffff !important;
}

.hf-btn-store--steam:hover {
  background: #2a475e;
  border-color: #2a475e;
}

.hf-btn-store--booth {
  background: #fc4d50;
  border-color: #fc4d50;
  color: #ffffff !important;
  box-shadow: 0 6px 18px rgba(252, 77, 80, 0.25);
}

.hf-btn-store--booth:hover {
  background: #e63946;
  border-color: #e63946;
}

.hf-btn-store__text {
  display: flex;
  flex-direction: column;
  text-align: left;
  line-height: 1.2;
}

.hf-btn-store__badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9) !important;
  letter-spacing: 0.5px;
}

.hf-btn-store__name {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff !important;
}

.hf-btn-store .hf-store-icon,
.hf-btn-store .hf-btn-store__arrow {
  color: #ffffff !important;
}

/* Badges & Tags */
.hf-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: var(--hf-radius-full);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.hf-badge--onetime {
  background: var(--hf-secondary-light);
  color: #0284c7;
  border: 1px solid #bae6fd;
}

.hf-badge--free {
  background: #ecfdf5;
  color: var(--hf-success);
  border: 1px solid #a7f3d0;
}

.hf-badge--sale-tag {
  background: var(--hf-sale);
  color: #ffffff;
  animation: hf-pulse-glow 2s infinite;
}

@keyframes hf-pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(255, 51, 102, 0); }
}

.hf-os-tag, .hf-ver-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--hf-radius-sm);
  background: var(--hf-bg-subtle);
  color: var(--hf-text-muted);
}

/* Price Display Component */
.hf-price-display {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  min-height: 42px;
}

.hf-price-values {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.hf-price-original {
  font-size: 16px;
  color: var(--hf-text-subtle);
  text-decoration: line-through;
  font-weight: 500;
}

.hf-price-sale {
  font-size: 28px;
  font-weight: 800;
  color: var(--hf-sale);
  font-family: var(--hf-font-display);
  line-height: 1;
}

.hf-price-regular {
  font-size: 26px;
  font-weight: 800;
  color: var(--hf-text-main);
  font-family: var(--hf-font-display);
  line-height: 1;
}

.hf-price-type-sub {
  font-size: 13px;
  font-weight: 600;
  color: var(--hf-text-muted);
}

/* ==========================================================================
   Hero Section & TOP Page
   ========================================================================== */
.hf-hero {
  padding: 80px 0 60px;
  text-align: center;
}

.hf-hero__inner {
  max-width: 820px;
  margin: 0 auto;
}

.hf-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ffffff;
  border: 1px solid var(--hf-border);
  padding: 6px 16px;
  border-radius: var(--hf-radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--hf-text-muted);
  box-shadow: var(--hf-shadow-sm);
  margin-bottom: 24px;
}

.hf-hero__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--hf-success);
}

.hf-hero__title {
  font-size: clamp(34px, 5.5vw, 56px);
  letter-spacing: -1px;
  margin-bottom: 20px;
  font-weight: 800;
  line-height: 1.25;
}

.hf-text-gradient {
  background: linear-gradient(135deg, var(--hf-primary) 0%, #ff758c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hf-hero__lead {
  font-size: 18px;
  color: var(--hf-text-muted);
  margin-bottom: 36px;
  line-height: 1.8;
}

.hf-hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Common Section Headers */
.hf-section {
  padding: 80px 0;
  position: relative;
}

.hf-section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 50px;
}

.hf-subheading {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--hf-primary);
  display: block;
  margin-bottom: 8px;
}

.hf-heading {
  font-size: clamp(26px, 3.5vw, 36px);
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.hf-lead-text {
  font-size: 16px;
  color: var(--hf-text-muted);
}

/* ==========================================================================
   Featured Product Showcase (Single Product Highlight on Front Page)
   ========================================================================== */
.hf-featured-showcase {
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-lg);
  box-shadow: var(--hf-shadow-lg);
  padding: 44px;
  position: relative;
  overflow: hidden;
}

.hf-featured-showcase::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--hf-primary), var(--hf-secondary), var(--hf-accent));
}

.hf-featured-showcase__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hf-featured-showcase__tags {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.hf-featured-showcase__title {
  font-size: 32px;
  margin-bottom: 10px;
}

.hf-featured-showcase__title a {
  color: var(--hf-text-main);
}

.hf-featured-showcase__title a:hover {
  color: var(--hf-primary);
}

.hf-featured-showcase__tagline {
  font-size: 16px;
  color: var(--hf-text-muted);
  font-weight: 500;
  margin-bottom: 18px;
}

.hf-featured-showcase__price {
  margin-bottom: 20px;
}

.hf-featured-showcase__desc {
  font-size: 15px;
  color: var(--hf-text-muted);
  margin-bottom: 24px;
}

.hf-featured-bullets {
  margin-bottom: 30px;
}

.hf-featured-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--hf-text-main);
  margin-bottom: 10px;
}

.hf-bullet-icon {
  font-size: 16px;
}

.hf-featured-showcase__cta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Mockup Window */
.hf-mockup-window {
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-md);
  box-shadow: var(--hf-shadow-md);
  overflow: hidden;
}

.hf-mockup-header {
  background: #f1f5f9;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--hf-border);
}

.hf-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.hf-dot.red { background: #ff5f56; }
.hf-dot.yellow { background: #ffbd2e; }
.hf-dot.green { background: #27c93f; }

.hf-mockup-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--hf-text-muted);
  margin-left: 8px;
}

.hf-mockup-body {
  padding: 60px 20px;
  text-align: center;
  background: linear-gradient(180deg, #f8faff 0%, #eef2ff 100%);
}

.hf-mockup-player-icon {
  width: 68px;
  height: 68px;
  background: linear-gradient(135deg, var(--hf-primary) 0%, #ff2e52 100%);
  color: #ffffff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: var(--hf-shadow-glow);
  margin-bottom: 16px;
}

.hf-showcase-img-wrap img {
  border-radius: var(--hf-radius-md);
  box-shadow: var(--hf-shadow-md);
  cursor: zoom-in;
}

@media (max-width: 900px) {
  .hf-featured-showcase__grid {
    grid-template-columns: 1fr;
  }
  .hf-featured-showcase {
    padding: 28px 20px;
  }
}

/* ==========================================================================
   Brand Values Section
   ========================================================================== */
.hf-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.hf-value-card {
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-md);
  padding: 36px 28px;
  box-shadow: var(--hf-shadow-sm);
  transition: var(--hf-transition);
}

.hf-value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--hf-shadow-md);
  border-color: #cbd5e1;
}

.hf-value-card__icon {
  font-size: 36px;
  margin-bottom: 16px;
}

.hf-value-card__title {
  font-size: 19px;
  margin-bottom: 12px;
}

.hf-value-card__desc {
  font-size: 14px;
  color: var(--hf-text-muted);
  line-height: 1.7;
}

@media (max-width: 800px) {
  .hf-values-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   News / Updates Cards
   ========================================================================== */
.hf-news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.hf-news-card {
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-md);
  padding: 24px;
  box-shadow: var(--hf-shadow-sm);
  transition: var(--hf-transition);
}

.hf-news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--hf-shadow-md);
  border-color: var(--hf-primary);
}

.hf-news-card__date {
  font-size: 13px;
  font-weight: 600;
  color: var(--hf-text-subtle);
  margin-bottom: 8px;
}

.hf-news-card__title {
  font-size: 18px;
  margin-bottom: 10px;
}

.hf-news-card__title a {
  color: var(--hf-text-main);
}

.hf-news-card__title a:hover {
  color: var(--hf-primary);
}

.hf-news-card__excerpt {
  font-size: 14px;
  color: var(--hf-text-muted);
}

/* ==========================================================================
   Trust Banner & Footer
   ========================================================================== */
.hf-trust-banner {
  background: #ffffff;
  border-top: 1px solid var(--hf-border);
  border-bottom: 1px solid var(--hf-border);
  padding: 40px 0;
}

.hf-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.hf-trust-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.hf-trust-card__icon {
  font-size: 28px;
  line-height: 1;
}

.hf-trust-card__text h4 {
  font-size: 15px;
  margin-bottom: 6px;
}

.hf-trust-card__text p {
  font-size: 13px;
  color: var(--hf-text-muted);
  line-height: 1.6;
}

@media (max-width: 800px) {
  .hf-trust-grid { grid-template-columns: 1fr; }
}

.hf-footer {
  background: var(--hf-bg-surface);
  padding: 60px 0 30px;
}

.hf-footer__top {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 40px;
  margin-bottom: 50px;
}

.hf-footer__brand .hf-brand__name {
  font-size: 24px;
  margin-bottom: 12px;
  display: inline-block;
}

.hf-footer__tagline {
  font-size: 14px;
  color: var(--hf-text-muted);
  max-width: 320px;
}

.hf-footer__nav-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.hf-footer__heading {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.hf-footer__links li {
  margin-bottom: 10px;
}

.hf-footer__links li a {
  font-size: 14px;
  color: var(--hf-text-muted);
}

.hf-footer__links li a:hover {
  color: var(--hf-primary);
}

.hf-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--hf-border);
  padding-top: 24px;
  font-size: 13px;
  color: var(--hf-text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

.hf-mini-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--hf-bg-subtle);
  border: 1px solid var(--hf-border);
  margin-left: 6px;
}

@media (max-width: 768px) {
  .hf-footer__top { grid-template-columns: 1fr; }
  .hf-footer__nav-group { grid-template-columns: 1fr 1fr; }
}

/* ==========================================================================
   Page Headers & Prose
   ========================================================================== */
.hf-page-header {
  padding: 60px 0 40px;
  text-align: center;
  background: linear-gradient(180deg, #ffffff 0%, var(--hf-bg-body) 100%);
  border-bottom: 1px solid var(--hf-border);
}

.hf-page-title {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 12px;
}

.hf-prose {
  font-size: 16px;
  line-height: 1.8;
  color: #334155;
}

.hf-prose h2 {
  font-size: 24px;
  margin: 36px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--hf-border);
}

.hf-prose h3 {
  font-size: 19px;
  margin: 24px 0 12px;
}

.hf-prose p {
  margin-bottom: 18px;
}

.hf-about-values-box {
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-md);
  padding: 28px;
  box-shadow: var(--hf-shadow-sm);
  margin: 30px 0;
}

.hf-about-value-item {
  margin-bottom: 20px;
}

.hf-about-value-item:last-child {
  margin-bottom: 0;
}

.hf-about-value-item h4 {
  font-size: 16px;
  color: var(--hf-primary);
  margin-bottom: 4px;
}

/* Support Form */
.hf-support-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.hf-support-card {
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-md);
  padding: 28px;
}

.hf-support-card__icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.hf-contact-box {
  background: #ffffff;
  border: 1px solid var(--hf-border);
  border-radius: var(--hf-radius-lg);
  padding: 36px;
  box-shadow: var(--hf-shadow-md);
}

.hf-form-group {
  margin-bottom: 20px;
}

.hf-form-group label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
}

.hf-req { color: var(--hf-primary); }

.hf-input, .hf-textarea, .hf-select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--hf-border);
  border-radius: var(--hf-radius-sm);
  background: #ffffff;
  font-size: 15px;
  transition: var(--hf-transition);
}

.hf-input:focus, .hf-textarea:focus, .hf-select:focus {
  outline: none;
  border-color: var(--hf-primary);
  box-shadow: 0 0 0 3px var(--hf-primary-glow);
}

/* Lightbox Modal */
.hf-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--hf-transition);
}

.hf-lightbox.active {
  opacity: 1;
  visibility: visible;
}

.hf-lightbox__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
}

.hf-lightbox__content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  z-index: 2;
}

.hf-lightbox__content img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--hf-radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.hf-lightbox__close {
  position: absolute;
  top: -40px;
  right: -10px;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 32px;
  cursor: pointer;
}