/**
 * Klic2Help 3D Futuristic layer — additive overlay on Design System V2.
 * Warm premium depth; no cyberpunk neon. Respects prefers-reduced-motion.
 */
:root {
  /* Depth */
  --k2h-depth-1: 0 4px 14px rgba(14, 36, 56, 0.06), 0 1px 0 rgba(255, 255, 255, 0.55) inset;
  --k2h-depth-2: 0 12px 32px rgba(14, 36, 56, 0.1), 0 2px 0 rgba(255, 255, 255, 0.4) inset;
  --k2h-depth-3: 0 24px 56px rgba(14, 36, 56, 0.16), 0 1px 0 rgba(255, 255, 255, 0.35) inset;

  /* Glow */
  --k2h-glow-primary: 0 0 0 1px rgba(26, 127, 158, 0.18), 0 0 28px rgba(26, 127, 158, 0.28);
  --k2h-glow-secondary: 0 0 0 1px rgba(232, 93, 76, 0.16), 0 0 32px rgba(232, 93, 76, 0.22);

  /* Surfaces */
  --k2h-surface-glass: rgba(255, 255, 255, 0.72);
  --k2h-surface-metal: linear-gradient(145deg, #f4f8fb 0%, #e8eef4 48%, #f7fafc 100%);
  --k2h-surface-soft: #ffffff;

  /* FX */
  --k2h-shadow-3d: var(--k2h-depth-2);
  --k2h-blur: 16px;

  /* Motion */
  --k2h-motion-fast: 150ms;
  --k2h-motion-medium: 240ms;
  --k2h-motion-slow: 480ms;
  --k2h-ease: cubic-bezier(0.22, 1, 0.36, 1);

  /* Palette bridge */
  --k2h-ink: #0e2438;
  --k2h-ink-soft: #3d556a;
  --k2h-bg: #f3f7fb;
  --k2h-primary: #1a7f9e;
  --k2h-primary-deep: #0f5f78;
  --k2h-accent: #e85d4c;
  --k2h-accent-soft: #fff1ee;
  --k2h-ring: rgba(26, 127, 158, 0.22);
}

/* ========== Atmosphere ========== */
body.k2h-3d {
  background:
    radial-gradient(1200px 600px at 12% -10%, rgba(26, 127, 158, 0.09), transparent 60%),
    radial-gradient(900px 500px at 92% 8%, rgba(232, 93, 76, 0.07), transparent 55%),
    var(--k2h-bg);
}

/* ========== Header floating glass ========== */
.header-section.k2-header.k2h-header {
  background: var(--k2h-surface-glass) !important;
  backdrop-filter: blur(var(--k2h-blur)) saturate(1.15);
  -webkit-backdrop-filter: blur(var(--k2h-blur)) saturate(1.15);
  border-bottom: 1px solid rgba(228, 235, 241, 0.7);
  box-shadow: var(--k2h-depth-1);
  transition: box-shadow var(--k2h-motion-medium) var(--k2h-ease),
    background var(--k2h-motion-medium) var(--k2h-ease);
}

.header-section.k2-header.k2h-header.is-scrolled {
  box-shadow: var(--k2h-depth-2);
  background: rgba(255, 255, 255, 0.88) !important;
}

.k2h-header .btn--base,
.k2h-cta-glow {
  box-shadow: var(--k2h-glow-primary) !important;
}

.k2h-header .btn--base:hover,
.k2h-cta-glow:hover {
  box-shadow: var(--k2h-glow-primary), var(--k2h-depth-2) !important;
  transform: translateY(-1px);
}

/* ========== Hero immersive ========== */
.k2h-hero {
  position: relative;
  overflow: hidden;
  min-height: min(92vh, 820px);
  display: grid;
  place-items: end stretch;
  padding: clamp(5rem, 12vw, 8rem) 0 clamp(3.5rem, 7vw, 5rem);
  color: #fff;
  background: #0b1c2c;
  isolation: isolate;
}

.k2h-hero__fallback {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.k2h-hero__fallback img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 55% 28%;
  display: block;
  filter: saturate(0.92) contrast(1.05);
}

.k2h-hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(105deg, rgba(8, 24, 38, 0.92) 0%, rgba(8, 24, 38, 0.55) 46%, rgba(8, 24, 38, 0.28) 100%),
    linear-gradient(0deg, rgba(8, 24, 38, 0.72) 0%, transparent 42%);
  pointer-events: none;
}

.k2h-hero__scene {
  position: absolute;
  right: max(4%, 2rem);
  top: 46%;
  transform: translateY(-50%);
  width: min(46vw, 460px);
  height: min(46vw, 460px);
  z-index: 2;
  perspective: 900px;
  pointer-events: none;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.28));
}

.k2h-scene {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  animation: k2h-scene-in var(--k2h-motion-slow) var(--k2h-ease) both;
}

.k2h-scene__orb {
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.55), transparent 42%),
    radial-gradient(circle at 50% 55%, #ff7a6a 0%, #e85d4c 38%, #b83a2f 100%);
  box-shadow:
    var(--k2h-glow-secondary),
    0 28px 50px rgba(0, 0, 0, 0.35),
    inset 0 -18px 30px rgba(0, 0, 0, 0.22);
  transform: translateZ(40px);
  animation: k2h-float 5.5s ease-in-out infinite;
}

.k2h-scene__heart {
  position: absolute;
  inset: 28%;
  display: grid;
  place-items: center;
  transform: translateZ(70px);
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.25));
}

.k2h-scene__heart svg {
  width: 58%;
  height: auto;
  fill: #fff;
  opacity: 0.95;
}

.k2h-scene__ring {
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 0 0 1px rgba(26, 127, 158, 0.15), inset 0 0 24px rgba(26, 127, 158, 0.12);
  transform: rotateX(62deg) translateZ(10px);
  animation: k2h-ring 7s linear infinite;
}

.k2h-scene__ring--2 {
  inset: 0;
  border-color: rgba(232, 93, 76, 0.25);
  animation-duration: 11s;
  animation-direction: reverse;
}

.k2h-scene__pulse {
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #7fd4ea;
  box-shadow: 0 0 18px rgba(127, 212, 234, 0.85);
  transform: translateZ(90px);
  animation: k2h-pulse-dot 2.4s ease-in-out infinite;
}

.k2h-scene__pulse--a { left: 8%; top: 42%; animation-delay: 0s; }
.k2h-scene__pulse--b { right: 10%; top: 38%; animation-delay: 0.35s; background: #ff9a8c; box-shadow: 0 0 18px rgba(255, 154, 140, 0.85); }

.k2h-scene__path {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
}

.k2h-hero__content {
  position: relative;
  z-index: 3;
  max-width: 38rem;
}

.k2h-hero__promise {
  margin: 0 0 0.75rem;
  font-family: var(--k2-font, Manrope, sans-serif);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.82);
}

.k2h-hero__brand {
  font-family: var(--k2-display, Fraunces, Georgia, serif) !important;
  font-size: clamp(3rem, 8vw, 5.4rem);
  line-height: 0.94;
  margin: 0 0 1rem;
  color: #fff !important;
  text-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.k2h-hero__lead {
  font-size: clamp(1.05rem, 2.2vw, 1.28rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 34rem;
  margin-bottom: 1.5rem;
}

.k2h-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.k2h-hero__seam {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: clamp(2rem, 5vw, 3.25rem);
  z-index: 4;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent 0%, var(--k2h-bg) 55%, var(--k2h-bg) 100%);
}

@keyframes k2h-float {
  0%, 100% { transform: translateZ(40px) translateY(0); }
  50% { transform: translateZ(40px) translateY(-10px); }
}

@keyframes k2h-ring {
  to { transform: rotateX(62deg) rotateZ(360deg) translateZ(10px); }
}

@keyframes k2h-pulse-dot {
  0%, 100% { transform: translateZ(90px) scale(1); opacity: 0.85; }
  50% { transform: translateZ(90px) scale(1.35); opacity: 1; }
}

@keyframes k2h-scene-in {
  from { opacity: 0; transform: translateY(16px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ========== Cards 3D ========== */
.campaign-item.k2-card,
.k2-card.k2h-card-3d {
  position: relative;
  border: 1px solid rgba(228, 235, 241, 0.9);
  border-radius: 20px;
  background: var(--k2h-surface-soft);
  box-shadow: var(--k2h-depth-1);
  transform-style: preserve-3d;
  transition:
    transform var(--k2h-motion-medium) var(--k2h-ease),
    box-shadow var(--k2h-motion-medium) var(--k2h-ease),
    border-color var(--k2h-motion-fast) ease;
  will-change: transform;
  overflow: hidden;
}

.campaign-item.k2-card::before,
.k2h-card-3d::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(600px 200px at var(--k2h-mx, 50%) var(--k2h-my, 0%), rgba(26, 127, 158, 0.12), transparent 55%);
  opacity: 0;
  transition: opacity var(--k2h-motion-medium) ease;
  pointer-events: none;
  z-index: 1;
}

.campaign-item.k2-card:hover,
.k2h-card-3d:hover {
  box-shadow: var(--k2h-depth-3), var(--k2h-glow-primary);
  border-color: rgba(26, 127, 158, 0.28);
}

.campaign-item.k2-card:hover::before,
.k2h-card-3d:hover::before {
  opacity: 1;
}

.campaign-item .campaign-thumb {
  transform: translateZ(24px);
  overflow: hidden;
  border-radius: 16px 16px 0 0;
}

.campaign-item .campaign-thumb img {
  transition: transform var(--k2h-motion-slow) var(--k2h-ease);
}

.campaign-item.k2-card:hover .campaign-thumb img {
  transform: scale(1.04) translateY(-2px);
}

.campaign-item .campaign-content {
  position: relative;
  z-index: 2;
  transform: translateZ(18px);
}

.campaign-item .skill-bar .bar,
.k2h-progress__fill {
  background: linear-gradient(90deg, var(--k2h-primary), #3db4cf 55%, var(--k2h-accent));
  box-shadow: 0 0 12px rgba(26, 127, 158, 0.35);
  border-radius: 999px;
}

.campaign-item .campaign-category span {
  background: var(--k2h-surface-glass);
  backdrop-filter: blur(8px);
  box-shadow: var(--k2h-depth-1);
}

.campaign-item .btn--base {
  box-shadow: var(--k2h-depth-1);
}

.campaign-item .btn--base:hover {
  box-shadow: var(--k2h-glow-primary);
}

/* Reveal */
.k2h-reveal {
  opacity: 0;
  transform: translateY(18px) scale(0.985);
  transition:
    opacity var(--k2h-motion-slow) var(--k2h-ease),
    transform var(--k2h-motion-slow) var(--k2h-ease);
}

.k2h-reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ========== Quick donation signature ========== */
.quick-donation-card {
  position: relative;
  border-radius: 22px !important;
  background: var(--k2h-surface-glass) !important;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.65) !important;
  box-shadow: var(--k2h-depth-2), var(--k2h-glow-primary) !important;
  overflow: hidden;
}

.quick-donation-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% -20%;
  height: 60%;
  background: radial-gradient(circle, rgba(232, 93, 76, 0.12), transparent 70%);
  pointer-events: none;
}

.quick-donation-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--k2h-accent-soft);
  color: var(--k2h-accent);
  font-weight: 700;
  font-size: 0.78rem;
  box-shadow: var(--k2h-depth-1);
}

.k2h-click-track {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin: 0.85rem 0 1rem;
}

.k2h-click-track__step {
  position: relative;
  padding: 0.55rem 0.7rem;
  border-radius: 12px;
  background: rgba(26, 127, 158, 0.06);
  border: 1px solid rgba(26, 127, 158, 0.12);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--k2h-ink-soft);
  text-align: center;
}

.k2h-click-track__step.is-active {
  color: var(--k2h-primary-deep);
  border-color: rgba(26, 127, 158, 0.35);
  box-shadow: var(--k2h-glow-primary);
  background: rgba(26, 127, 158, 0.1);
}

.k2h-click-track__step.is-done {
  color: var(--k2h-accent);
  border-color: rgba(232, 93, 76, 0.35);
  box-shadow: var(--k2h-glow-secondary);
}

.quick-donation-amount-btn {
  position: relative;
  border-radius: 16px !important;
  border: 1px solid rgba(26, 127, 158, 0.16) !important;
  background: var(--k2h-surface-metal) !important;
  box-shadow: var(--k2h-depth-1) !important;
  font-weight: 800 !important;
  transition:
    transform var(--k2h-motion-fast) var(--k2h-ease),
    box-shadow var(--k2h-motion-fast) var(--k2h-ease),
    border-color var(--k2h-motion-fast) ease !important;
}

.quick-donation-amount-btn:hover,
.quick-donation-amount-btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--k2h-depth-2), var(--k2h-glow-primary) !important;
  border-color: rgba(26, 127, 158, 0.4) !important;
}

.quick-donation-amount-btn.is-selected,
.quick-donation-amount-btn[aria-pressed="true"] {
  border-color: var(--k2h-accent) !important;
  box-shadow: var(--k2h-glow-secondary), var(--k2h-depth-2) !important;
  background: linear-gradient(160deg, #fff 0%, var(--k2h-accent-soft) 100%) !important;
  color: var(--k2h-accent) !important;
  transform: translateY(-2px) scale(1.02);
}

.quick-donation-pay-btn,
#klic2help-quick-donation .btn--accent,
#klic2help-quick-donation .btn--base {
  border-radius: 999px !important;
  box-shadow: var(--k2h-glow-secondary) !important;
  transition: transform var(--k2h-motion-fast) var(--k2h-ease), box-shadow var(--k2h-motion-fast) ease !important;
}

.quick-donation-pay-btn:hover,
#klic2help-quick-donation .btn--accent:hover {
  transform: translateY(-1px);
}

.k2h-donation-sidebar {
  position: sticky;
  top: 5.5rem;
}

/* Sections depth */
.k2-section.k2h-section {
  position: relative;
}

.k2-section.k2h-section::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26, 127, 158, 0.22), transparent);
  opacity: 0.7;
}

.k2-trust-item,
.k2-empty {
  border-radius: 18px;
  background: var(--k2h-surface-soft);
  box-shadow: var(--k2h-depth-1);
  border: 1px solid rgba(228, 235, 241, 0.95);
  transition: box-shadow var(--k2h-motion-medium) var(--k2h-ease), transform var(--k2h-motion-medium) var(--k2h-ease);
}

.k2-trust-item:hover {
  box-shadow: var(--k2h-depth-2);
  transform: translateY(-2px);
}

/* How-it-works volumetric icons */
.k2-how__icon,
.k2-trust-item .icon,
.k2h-icon-3d {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: var(--k2h-surface-metal);
  box-shadow: var(--k2h-depth-2), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  color: var(--k2h-primary);
}

/* Wizard cinematic */
.k2-wizard-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.k2-wizard-steps button {
  border: 1px solid rgba(26, 127, 158, 0.16);
  background: var(--k2h-surface-metal);
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--k2h-ink-soft);
  box-shadow: var(--k2h-depth-1);
  transition: transform var(--k2h-motion-fast) var(--k2h-ease), box-shadow var(--k2h-motion-fast) ease;
}

.k2-wizard-steps button.is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--k2h-primary), var(--k2h-primary-deep));
  box-shadow: var(--k2h-glow-primary);
  border-color: transparent;
}

.k2-dropzone {
  display: grid;
  gap: 0.35rem;
  place-items: center;
  min-height: 180px;
  padding: 1.5rem;
  border-radius: 20px;
  border: 1.5px dashed rgba(26, 127, 158, 0.35);
  background:
    radial-gradient(400px 160px at 50% 0%, rgba(26, 127, 158, 0.1), transparent 70%),
    var(--k2h-surface-soft);
  box-shadow: var(--k2h-depth-1);
  cursor: pointer;
  transition: box-shadow var(--k2h-motion-medium) var(--k2h-ease), transform var(--k2h-motion-fast) ease;
}

.k2-dropzone:hover,
.k2-dropzone:focus-within {
  box-shadow: var(--k2h-depth-2), var(--k2h-glow-primary);
  transform: translateY(-2px);
}

.k2-create-campaign .k2-card {
  box-shadow: var(--k2h-depth-2);
  border-radius: 22px;
  border: 1px solid rgba(228, 235, 241, 0.95);
}

.k2-wizard-panel {
  animation: k2h-scene-in var(--k2h-motion-medium) var(--k2h-ease) both;
}
.dashboard-item.k2-card,
.user-count-wrapper,
.chart-wrapper {
  box-shadow: var(--k2h-depth-1) !important;
  border-radius: 18px !important;
  border: 1px solid rgba(228, 235, 241, 0.9);
  transition: box-shadow var(--k2h-motion-medium) var(--k2h-ease);
}

.dashboard-item.k2-card:hover {
  box-shadow: var(--k2h-depth-2) !important;
}

/* Mobile */
@media (max-width: 991px) {
  .k2h-hero__scene {
    width: min(58vw, 260px);
    height: min(58vw, 260px);
    right: -2%;
    top: 28%;
    opacity: 0.85;
  }

  .k2h-hero {
    min-height: min(86vh, 700px);
    align-items: end;
  }

  .campaign-item.k2-card:hover .campaign-thumb img {
    transform: none;
  }
}

@media (max-width: 575px) {
  .k2h-hero__scene {
    display: none; /* simplified mobile: photo + copy only for LCP */
  }
}

@media (prefers-reduced-motion: reduce) {
  .k2h-scene,
  .k2h-scene__orb,
  .k2h-scene__ring,
  .k2h-scene__pulse,
  .k2h-reveal,
  .campaign-item.k2-card,
  .quick-donation-amount-btn {
    animation: none !important;
    transition: none !important;
    transform: none !important;
  }

  .k2h-reveal {
    opacity: 1;
  }
}