/* ============================================
   CHALLENGE DETAIL PAGE (.chd__)
   Dark, urgent, campaign-fundraiser aesthetic
   ============================================ */

/* ─── Custom Properties ─── */
.page--challenge {
  --ch-bg: #080810;
  --ch-surface: #111119;
  --ch-surface-2: #1a1a24;
  --ch-yellow: #f5c518;
  --ch-yellow-dim: rgba(245, 197, 24, 0.15);
  --ch-yellow-soft: rgba(245, 197, 24, 0.08);
  --ch-green: #34d399;
  --ch-red: #ef4444;
  --ch-text: #ffffff;
  --ch-text-dim: rgba(255, 255, 255, 0.6);
  --ch-text-muted: rgba(255, 255, 255, 0.4);
  --ch-border: rgba(255, 255, 255, 0.08);
  background: var(--ch-bg);
  color: var(--ch-text);
}

/* ─── Section Labels / Titles (shared) ─── */
.chd__section-label {
  display: block;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ch-yellow);
  margin-bottom: 8px;
}
.chd__section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--ch-text);
  margin-bottom: var(--space-lg);
}

/* ============================================
   HERO
   ============================================ */
.chd__hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.chd__hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.chd__hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(8, 8, 16, 1) 0%,
    rgba(8, 8, 16, 0.85) 30%,
    rgba(8, 8, 16, 0.4) 60%,
    rgba(8, 8, 16, 0.2) 100%
  );
}
.chd__hero-content {
  position: relative;
  z-index: 2;
  padding: 0 var(--space-lg) var(--space-xl);
  width: 100%;
  max-width: 640px;
}

/* Hero badges */
.chd__hero-badges {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.chd__hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.chd__hero-badge--challenge {
  background: var(--ch-yellow-dim);
  color: var(--ch-yellow);
  border-color: rgba(245, 197, 24, 0.25);
}

/* Hero text */
.chd__hero-eyebrow {
  font-size: 13px;
  font-weight: 500;
  color: var(--ch-text-dim);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}
.chd__hero-artist {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 10vw, 5rem);
  font-weight: 900;
  line-height: 0.95;
  text-transform: uppercase;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

/* Challenge ask block */
.chd__hero-ask {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 20px;
}
.chd__hero-ask-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ch-yellow);
  margin-bottom: 6px;
}
.chd__hero-ask-text {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
  margin-bottom: 6px;
  font-style: italic;
}
.chd__hero-ask-reward {
  font-size: 14px;
  color: var(--ch-text-dim);
  margin: 0;
}
.chd__hero-ask-reward strong {
  color: var(--ch-yellow);
}

/* Countdown */
.chd__countdown {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 20px;
}
.chd__countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 44px;
}
.chd__countdown-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.chd__countdown-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ch-text-muted);
  margin-top: 2px;
}
.chd__countdown-sep {
  font-size: 22px;
  font-weight: 700;
  color: var(--ch-text-muted);
  padding-bottom: 14px;
}

/* Hero actions */
.chd__hero-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}
.chd__hero-cta {
  flex: 1;
  padding: 14px 28px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #000;
  background: var(--ch-yellow);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.chd__hero-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(245, 197, 24, 0.4);
}
.chd__hero-share {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
}
.chd__hero-share:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ============================================
   MOMENTUM TICKER
   ============================================ */
.chd__momentum {
  background: var(--ch-surface);
  border-bottom: 1px solid var(--ch-border);
  padding: var(--space-lg) var(--space-lg) var(--space-md);
}
.chd__momentum-inner {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 16px;
}
.chd__momentum-stat {
  text-align: center;
  flex: 1;
}
.chd__momentum-stat--primary .chd__momentum-num {
  color: var(--ch-yellow);
}
.chd__momentum-stat--urgent .chd__momentum-num {
  color: var(--ch-red);
}
.chd__momentum-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4vw, 1.75rem);
  font-weight: 800;
  line-height: 1.1;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.chd__momentum-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ch-text-muted);
  margin-top: 2px;
}
.chd__momentum-divider {
  width: 1px;
  background: var(--ch-border);
  align-self: stretch;
}

/* Progress bar */
.chd__progress-wrap {
  position: relative;
}
.chd__progress {
  position: relative;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: visible;
}
.chd__progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--ch-yellow), #ffd700);
  border-radius: 4px;
  transition: width 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.chd__progress-text {
  font-size: 13px;
  color: var(--ch-text-dim);
  margin-top: 8px;
  text-align: right;
}

/* Milestones */
.chd__milestone {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
}
.chd__milestone-marker {
  display: block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ch-surface);
  border: 2px solid rgba(255, 255, 255, 0.2);
  transition: border-color 0.3s, background 0.3s;
}
.chd__milestone--reached .chd__milestone-marker {
  background: var(--ch-yellow);
  border-color: var(--ch-yellow);
}
.chd__milestone-label {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
  font-size: 10px;
  font-weight: 600;
  color: var(--ch-text-muted);
  letter-spacing: 0.02em;
}
.chd__milestone--reached .chd__milestone-label {
  color: var(--ch-yellow);
}

/* ============================================
   FAN WALL - social proof strip
   ============================================ */
.chd__fanwall {
  background: var(--ch-surface-2);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--ch-border);
}
.chd__fanwall-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 var(--space-lg);
}
.chd__fanwall-avatars {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.chd__fanwall-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ch-yellow), #e8a000);
  color: #000;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ch-surface-2);
  margin-left: -8px;
  animation: fadeInUp 0.3s ease both;
}
.chd__fanwall-avatar:first-child {
  margin-left: 0;
}
.chd__fanwall-more {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--ch-text-dim);
  font-size: 10px;
  font-weight: 700;
  margin-left: -8px;
  border: 2px solid var(--ch-surface-2);
}
.chd__fanwall-text {
  font-size: 13px;
  color: var(--ch-text-dim);
  line-height: 1.4;
  margin: 0;
}
.chd__fanwall-text strong {
  color: #fff;
}

/* ============================================
   PHOTO GALLERY
   ============================================ */
.chd__gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  padding: var(--space-xl) 0;
}
.chd__gallery-item {
  aspect-ratio: 1;
  overflow: hidden;
}
.chd__gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.chd__gallery-item:hover img {
  transform: scale(1.03);
}
.chd__gallery-item--hero {
  grid-column: 1 / -1;
  aspect-ratio: 16/9;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.chd__how {
  padding: var(--space-2xl) 0;
  background: var(--ch-bg);
}
.chd__how-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}
.chd__how-step {
  position: relative;
  background: var(--ch-surface);
  border: 1px solid var(--ch-border);
  border-radius: 12px;
  padding: var(--space-lg);
  text-align: center;
}
.chd__how-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}
.chd__how-icon--accent {
  background: var(--ch-yellow-dim);
  color: var(--ch-yellow);
}
.chd__how-icon--accent svg {
  stroke: var(--ch-yellow);
}
.chd__how-icon--safe {
  background: rgba(52, 211, 153, 0.12);
  color: var(--ch-green);
}
.chd__how-icon--safe svg {
  stroke: var(--ch-green);
}
.chd__how-num {
  display: block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--ch-text-muted);
  margin-bottom: 6px;
}
.chd__how-heading {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}
.chd__how-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ch-text-dim);
  margin: 0;
}
.chd__how-text strong {
  color: #fff;
}

/* ============================================
   CROWD BREAK - full-bleed image
   ============================================ */
.chd__crowd-break {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.chd__crowd-break-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.chd__crowd-break-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 8, 16, 0.7);
}
.chd__crowd-break-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  max-width: 600px;
}
.chd__crowd-break-eyebrow {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ch-yellow);
  margin-bottom: 12px;
}
.chd__crowd-break-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
}

/* ============================================
   OUTCOME VISUALIZATION
   ============================================ */
.chd__outcome {
  padding: var(--space-2xl) 0;
  background: var(--ch-surface);
}
.chd__outcome-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}
.chd__outcome-card {
  width: 100%;
  background: var(--ch-surface-2);
  border: 1px solid var(--ch-border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.chd__outcome-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}
.chd__outcome-card-body {
  padding: var(--space-md);
}
.chd__outcome-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 4px;
}
.chd__outcome-card-body p {
  font-size: 14px;
  color: var(--ch-text-dim);
  margin: 0;
}
.chd__outcome-card--artist {
  border-color: rgba(245, 197, 24, 0.2);
}
.chd__outcome-card--cause {
  border-color: rgba(52, 211, 153, 0.2);
}
.chd__outcome-card--fans {
  border-color: rgba(255, 255, 255, 0.15);
}
.chd__outcome-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(90deg);
}

/* ============================================
   LIVE PLEDGE FEED
   ============================================ */
.chd__feed {
  padding: var(--space-2xl) 0;
  background: var(--ch-bg);
}
.chd__feed-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
  padding: 0 var(--space-lg);
}
.chd__feed-live-dot {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ch-green);
  flex-shrink: 0;
}
.chd__feed-live-dot span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ch-green);
  animation: livePulse 1.5s ease-in-out infinite;
}
@keyframes livePulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.chd__feed-list {
  display: flex;
  flex-direction: column;
}
.chd__feed-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px var(--space-lg);
  border-bottom: 1px solid var(--ch-border);
  animation: fadeInUp 0.3s ease both;
}
.chd__feed-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ch-yellow-dim), rgba(255, 255, 255, 0.08));
  color: var(--ch-yellow);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.chd__feed-info {
  flex: 1;
  font-size: 14px;
  color: var(--ch-text-dim);
  line-height: 1.4;
}
.chd__feed-info strong {
  color: #fff;
}
.chd__feed-city {
  color: var(--ch-text-muted);
}
.chd__feed-amount {
  color: var(--ch-yellow);
  font-weight: 700;
}
.chd__feed-time {
  font-size: 12px;
  color: var(--ch-text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ============================================
   THE CAUSE - split layout
   ============================================ */
.chd__cause {
  background: var(--ch-surface);
  overflow: hidden;
}
.chd__cause-split {
  display: flex;
  flex-direction: column;
}
.chd__cause-image {
  aspect-ratio: 16/10;
  overflow: hidden;
}
.chd__cause-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.chd__cause-content {
  padding: var(--space-xl) var(--space-lg);
}
.chd__cause-org {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
}
.chd__cause-mission {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ch-text-dim);
  margin-bottom: var(--space-lg);
}
.chd__cause-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.chd__cause-stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--ch-yellow);
}
.chd__cause-stat-label {
  font-size: 13px;
  color: var(--ch-text-muted);
}

/* ============================================
   PLEDGE SECTION
   ============================================ */
.chd__pledge {
  position: relative;
  padding: var(--space-3xl) 0;
  background-size: cover;
  background-position: center;
}
.chd__pledge-overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 8, 16, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.chd__pledge-inner {
  position: relative;
  z-index: 2;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  text-align: center;
}
.chd__pledge-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 900;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 8px;
}
.chd__pledge-sub {
  font-size: 14px;
  color: var(--ch-text-dim);
  margin-bottom: var(--space-lg);
  line-height: 1.5;
}
.chd__pledge-sub strong {
  color: var(--ch-green);
}

/* Pledge tiers */
.chd__pledge-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: var(--space-md);
}
.chd__tier {
  position: relative;
  padding: 14px 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: #fff;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.chd__tier:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
}
.chd__tier--active {
  border-color: var(--ch-yellow);
  background: var(--ch-yellow-soft);
}
.chd__tier--active:hover {
  border-color: var(--ch-yellow);
}
.chd__tier-amount {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
}
.chd__tier-tag {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ch-yellow);
  background: var(--ch-yellow-dim);
  padding: 2px 8px;
  border-radius: 10px;
}
.chd__tier--custom {
  grid-column: 1 / -1;
}

/* Custom input */
.chd__custom-input-wrap {
  position: relative;
  margin-bottom: var(--space-md);
}
.chd__custom-prefix {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--ch-yellow);
}
.chd__custom-input {
  width: 100%;
  padding: 14px 16px 14px 36px;
  background: var(--ch-surface);
  border: 2px solid var(--ch-yellow);
  border-radius: 10px;
  color: #fff;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  outline: none;
  box-sizing: border-box;
}
.chd__custom-input::placeholder {
  color: var(--ch-text-muted);
  font-weight: 400;
}

/* Pledge CTA */
.chd__pledge-cta {
  width: 100%;
  padding: 16px 28px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #000;
  background: var(--ch-yellow);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
  margin-bottom: 12px;
}
.chd__pledge-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(245, 197, 24, 0.35);
}
.chd__pledge-fine {
  font-size: 12px;
  color: var(--ch-text-muted);
}

/* ============================================
   FAQ - reuses sdp__details-content inside
   ============================================ */
.chd__faq {
  padding: var(--space-2xl) var(--space-lg);
  background: var(--ch-bg);
}
.chd__faq details {
  border-bottom: 1px solid var(--ch-border);
}
.chd__faq summary {
  padding: var(--space-md) 0;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.chd__faq summary::-webkit-details-marker {
  display: none;
}
.chd__faq summary::after {
  content: '+';
  font-size: 20px;
  font-weight: 300;
  color: var(--ch-text-muted);
  transition: transform 0.2s;
  flex-shrink: 0;
  margin-left: 12px;
}
.chd__faq details[open] summary::after {
  content: '−';
}
.chd__faq .sdp__details-content {
  padding-bottom: var(--space-md);
}
.chd__faq .sdp__details-content p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ch-text-dim);
  margin: 0;
}

/* ============================================
   SHARE MODAL
   ============================================ */
.chd__share-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: none;
  align-items: flex-end;
  justify-content: center;
}
.chd__share-modal.active {
  display: flex;
}
.chd__share-modal-inner {
  background: var(--ch-surface);
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  padding: var(--space-xl) var(--space-lg) var(--space-2xl);
  width: 100%;
  max-width: 480px;
  position: relative;
}
.chd__share-modal-inner h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}
.chd__share-modal-inner p {
  font-size: 14px;
  color: var(--ch-text-dim);
  margin-bottom: var(--space-lg);
}
.chd__share-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}
.chd__share-btns {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.chd__share-btn {
  padding: 14px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid var(--ch-border);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
  text-align: center;
}
.chd__share-btn:hover {
  background: rgba(255, 255, 255, 0.08);
}
.chd__share-btn--copy { border-color: rgba(255, 255, 255, 0.15); }
.chd__share-btn--twitter { border-color: rgba(29, 161, 242, 0.3); }
.chd__share-btn--sms { border-color: rgba(52, 211, 153, 0.3); }

/* ============================================
   STICKY BOTTOM CTA
   ============================================ */
.chd__sticky {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(8, 8, 16, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--ch-border);
  padding: 10px var(--space-lg);
  padding-bottom: max(10px, env(safe-area-inset-bottom, 10px));
  transform: translateY(100%);
  transition: transform 0.3s ease;
}
.chd__sticky.visible {
  transform: translateY(0);
}
.chd__sticky-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 640px;
  margin: 0 auto;
}
.chd__sticky-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.chd__sticky-info strong {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chd__sticky-info span {
  font-size: 12px;
  color: var(--ch-text-muted);
}
.chd__sticky-cta {
  padding: 10px 24px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #000;
  background: var(--ch-yellow);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: transform 0.15s;
}
.chd__sticky-cta:hover {
  transform: translateY(-1px);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   DESKTOP BREAKPOINTS
   ============================================ */
@media (min-width: 768px) {
  .chd__hero {
    min-height: 90vh;
  }
  .chd__hero-content {
    padding: 0 var(--space-2xl) var(--space-2xl);
  }
  .chd__how-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .chd__gallery {
    grid-template-columns: repeat(3, 1fr);
  }
  .chd__gallery-item--hero {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
    aspect-ratio: auto;
  }
  .chd__cause-split {
    flex-direction: row;
  }
  .chd__cause-image {
    flex: 1;
    aspect-ratio: auto;
  }
  .chd__cause-content {
    flex: 1;
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .chd__outcome-grid {
    flex-direction: row;
    align-items: stretch;
  }
  .chd__outcome-arrow {
    transform: none;
    align-self: center;
  }
  .chd__outcome-card {
    flex: 1;
  }
  .chd__pledge-tiers {
    grid-template-columns: repeat(4, 1fr);
  }
  .chd__tier--custom {
    grid-column: auto;
  }
  .chd__feed-header {
    padding: 0;
  }
  .chd__feed-item {
    padding: 12px 0;
  }
}

@media (min-width: 1024px) {
  .chd__hero-content {
    max-width: 720px;
  }
  .chd__momentum-inner {
    max-width: 640px;
    margin: 0 auto var(--space-md);
  }
}