/* ===========================
   Aktion451 — Custom CSS
   Grain, Fade-In, Slider
   =========================== */

:root {
  --signal-red: #bd1622;
  --signal-red-rgb: 189, 22, 34;
  --deep-black: #050505;
  --bone: #F5F5F5;
  --card-bg: #1A1A1A;
  --card-border: #2A2A2A;
}

/* --- Grain Overlay --- */
.grain::after {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 128px 128px;
  opacity: 0.04;
  pointer-events: none;
  z-index: 9999;
  animation: grain 0.5s steps(1) infinite;
}

@keyframes grain {
  0% { transform: translate(0, 0); }
  20% { transform: translate(-5%, -5%); }
  40% { transform: translate(3%, 7%); }
  60% { transform: translate(-7%, 3%); }
  80% { transform: translate(5%, -3%); }
  100% { transform: translate(0, 0); }
}

/* --- Fade-In Base --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.fade-in-stagger > *:nth-child(1) { transition-delay: 0s; }
.fade-in-stagger > *:nth-child(2) { transition-delay: 0.1s; }
.fade-in-stagger > *:nth-child(3) { transition-delay: 0.2s; }
.fade-in-stagger > *:nth-child(4) { transition-delay: 0.3s; }

/* --- Slider Styles --- */
.slider-container {
  overflow: hidden;
  position: relative;
  width: 100%;
  touch-action: pan-y;
}

.slider-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
  will-change: transform;
}

.slider-slide {
  min-width: 100%;
  position: relative;
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #2A2A2A;
  border: none;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease;
  padding: 0;
}

.slider-dot.active {
  background: var(--signal-red);
  transform: scale(1.3);
}

/* --- Glow Pulse --- */
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 15px rgba(var(--signal-red-rgb), 0.4); }
  50% { box-shadow: 0 0 30px rgba(var(--signal-red-rgb), 0.7); }
}

.glow-pulse {
  animation: glow-pulse 2s ease-in-out infinite;
}

/* --- Selection Color --- */
::selection {
  background: rgba(var(--signal-red-rgb), 0.4);
  color: var(--bone);
}

/* --- City Info Panel --- */
.city-info-panel {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s ease, opacity 0.4s ease, margin 0.4s ease;
}

.city-info-panel.show {
  max-height: 200px;
  opacity: 1;
  margin-top: 1rem;
}

/* --- Form Focus --- */
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--signal-red);
  box-shadow: 0 0 0 2px rgba(var(--signal-red-rgb), 0.25);
}

/* --- Form Validation --- */
input:invalid:not(:placeholder-shown),
select:invalid:not([value=""]) {
  border-color: #ff4444;
}

/* --- Scrollbar Styling --- */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--deep-black);
}
::-webkit-scrollbar-thumb {
  background: var(--card-border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--signal-red);
}

/* ===========================
   Hero Video Background
   =========================== */

.hero-video {
  position: relative;
  overflow: hidden;
  background: var(--deep-black);
}

/* Video — fixed fullscreen behind hero content */
.hero-video__bg {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 0;
  filter: blur(3px);
  -webkit-filter: blur(3px);
}

/* Dark filter — dampens brightness for text readability */
.hero-video__dark {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
  pointer-events: none;
}

/* Vignette — strong radial fade, center glows, edges dissolve to black */
.hero-video__vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 70% 65% at 50% 45%,
    transparent 0%,
    rgba(5, 5, 5, 0.2) 40%,
    rgba(5, 5, 5, 0.6) 65%,
    rgba(5, 5, 5, 0.85) 80%,
    var(--deep-black) 100%
  );
  z-index: 2;
  pointer-events: none;
}

/* Bottom fade — seamless transition from video into #050505 body */
.hero-video__bottom-fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(5, 5, 5, 0.3) 30%,
    rgba(5, 5, 5, 0.7) 60%,
    var(--deep-black) 100%
  );
  z-index: 3;
  pointer-events: none;
}

/* Sections — Subtle Fire Glow */
.fire-section {
  position: relative;
  overflow: hidden;
}

.fire-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(189, 22, 34, 0.15) 0%, rgba(120, 0, 0, 0.08) 40%, transparent 70%);
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
  animation: fire-section-glow 12s ease-in-out infinite;
}

@keyframes fire-section-glow {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.05); opacity: 0.4; }
}

.fire-section > * {
  position: relative;
  z-index: 1;
}

/* (Vignette is now part of .hero-video__vignette) */

/* ===========================
   Image Dark Overlay
   =========================== */
.img-dark-overlay {
  position: relative;
  overflow: hidden;
}

.img-dark-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.4) 40%, rgba(0, 0, 0, 0.2) 100%);
  pointer-events: none;
  z-index: 1;
}

.img-dark-overlay img {
  filter: brightness(0.7) contrast(1.1);
}

/* Galerie-Tile — wie img-dark-overlay aber OHNE den unteren Schatten-Gradient,
   damit direkt aneinanderstoßende Galerie-Bilder keinen sichtbaren Balken bilden. */
.gallery-tile {
  position: relative;
  overflow: hidden;
}
.gallery-tile img {
  filter: brightness(0.7) contrast(1.1);
}

/* Slider image slides */
.slider-slide .slide-img-wrap {
  position: relative;
  overflow: hidden;
}

.slider-slide .slide-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7) contrast(1.1);
}

.slider-slide .slide-img-wrap .slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.4) 40%, rgba(0, 0, 0, 0.2) 100%);
  z-index: 1;
}

.slider-slide .slide-img-wrap .slide-content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

/* ===========================
   Scroll Progress Bar
   =========================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--signal-red);
  z-index: 10000;
  transition: none;
  box-shadow: 0 0 8px rgba(var(--signal-red-rgb), 0.6);
}

/* ===========================
   Hero Text Reveal
   =========================== */
.hero-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  animation: char-reveal 0.5s ease-out forwards;
}

@keyframes char-reveal {
  to {
    opacity: 1;
    transform: translateY(0);
    text-shadow: 0 0 20px rgba(var(--signal-red-rgb), 0.3);
  }
}

.hero-char.space {
  width: 0.3em;
}

/* ===========================
   Fade-In Directions
   =========================== */
.fade-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in-left.visible,
.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ===========================
   Section Heading Underline
   =========================== */
.section-heading {
  position: relative;
  display: inline-block;
}

.section-heading::after {
  content: '';
  display: block;
  width: 0;
  height: 3px;
  background: var(--signal-red);
  margin-top: 0.5rem;
  transition: width 0.8s ease-out 0.3s;
  box-shadow: 0 0 8px rgba(var(--signal-red-rgb), 0.4);
}

.section-heading.visible::after {
  width: 80px;
}


/* ===========================
   Hero Ember Particles
   =========================== */
.ember {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--signal-red-rgb), 0.9), rgba(255, 120, 0, 0.6));
  pointer-events: none;
  z-index: 4;
  animation: ember-float linear infinite;
  box-shadow: 0 0 6px rgba(var(--signal-red-rgb), 0.5);
}

@keyframes ember-float {
  0% {
    opacity: 0;
    transform: translateY(0) translateX(0) scale(1);
  }
  10% {
    opacity: 1;
  }
  80% {
    opacity: 0.6;
  }
  100% {
    opacity: 0;
    transform: translateY(-100vh) translateX(var(--drift-x, 30px)) scale(0.3);
  }
}

/* ===========================
   Value Numbers — Roman Numerals
   =========================== */
.value-number {
  opacity: 0;
  transform: scale(0.5) translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out, text-shadow 1.2s ease-out;
  text-shadow: none;
}

.fade-in-left.visible .value-number,
.fade-in.visible .value-number,
.fade-in-right.visible .value-number {
  opacity: 1;
  transform: scale(1) translateY(0);
  text-shadow: 0 0 40px rgba(var(--signal-red-rgb), 0.5), 0 0 80px rgba(var(--signal-red-rgb), 0.2);
}


/* ===========================
   Spenden / Förderer Section
   =========================== */

/* QR-Frame mit pulsierendem Glow */
.qr-frame {
  position: relative;
  padding: 6px;
  background: var(--deep-black);
  border-radius: 18px;
  box-shadow:
    0 0 0 1px rgba(var(--signal-red-rgb), 0.5),
    0 0 24px rgba(var(--signal-red-rgb), 0.45),
    0 0 60px rgba(var(--signal-red-rgb), 0.2);
  animation: qr-glow-pulse 3.6s ease-in-out infinite;
  transition: transform 0.3s ease;
}

.qr-frame:hover {
  transform: translateY(-2px) scale(1.01);
}

.qr-frame::before,
.qr-frame::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--signal-red);
  border-style: solid;
  pointer-events: none;
}
.qr-frame::before {
  top: -3px; left: -3px;
  border-width: 2px 0 0 2px;
  border-top-left-radius: 4px;
}
.qr-frame::after {
  bottom: -3px; right: -3px;
  border-width: 0 2px 2px 0;
  border-bottom-right-radius: 4px;
}

@keyframes qr-glow-pulse {
  0%, 100% {
    box-shadow:
      0 0 0 1px rgba(var(--signal-red-rgb), 0.4),
      0 0 24px rgba(var(--signal-red-rgb), 0.35),
      0 0 60px rgba(var(--signal-red-rgb), 0.15);
  }
  50% {
    box-shadow:
      0 0 0 1px rgba(var(--signal-red-rgb), 0.7),
      0 0 36px rgba(var(--signal-red-rgb), 0.6),
      0 0 90px rgba(var(--signal-red-rgb), 0.25);
  }
}

.qr-canvas-wrap {
  width: 290px;
  height: 290px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--deep-black);
  border-radius: 10px;
  overflow: hidden;
}
.qr-canvas-wrap canvas,
.qr-canvas-wrap svg,
.qr-canvas-wrap img {
  display: block;
  max-width: 100%;
  height: auto;
}

@media (max-width: 768px) {
  .qr-canvas-wrap { width: 250px; height: 250px; }
}

/* Cycle Icon (Option 2) — langsam rotierend */
.cycle-icon {
  display: inline-flex;
  color: var(--signal-red);
  filter: drop-shadow(0 0 6px rgba(var(--signal-red-rgb), 0.55));
  animation: cycle-rotate 12s linear infinite;
}

@keyframes cycle-rotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Bank-Row Copy-Flash */
.bank-row {
  position: relative;
  transition: background 0.3s ease;
}
.bank-row.copied::before {
  content: 'Kopiert!';
  position: absolute;
  top: 0;
  right: 0;
  background: var(--signal-red);
  color: var(--bone);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  box-shadow: 0 0 16px rgba(var(--signal-red-rgb), 0.65);
  animation: copy-toast 1.4s ease-out forwards;
  pointer-events: none;
  z-index: 5;
}

@keyframes copy-toast {
  0%   { opacity: 0; transform: translateY(8px) scale(0.9); }
  20%  { opacity: 1; transform: translateY(0) scale(1); }
  70%  { opacity: 1; transform: translateY(0) scale(1); }
  100% { opacity: 0; transform: translateY(-6px) scale(0.95); }
}

/* Amount-Button Active Glow */
.amount-btn.active {
  animation: amount-pulse 2.5s ease-in-out infinite;
}

@keyframes amount-pulse {
  0%, 100% { box-shadow: 0 0 18px rgba(var(--signal-red-rgb), 0.5); }
  50%      { box-shadow: 0 0 30px rgba(var(--signal-red-rgb), 0.85); }
}

/* Wizard Progress-Bar — glühende Lunte */
.wizard-progress-track {
  position: relative;
  width: 100%;
  height: 4px;
  background: var(--card-border);
  border-radius: 2px;
  overflow: visible;
}

.wizard-progress-fill {
  position: relative;
  height: 100%;
  width: 25%;
  background: linear-gradient(90deg, rgba(var(--signal-red-rgb), 0.7) 0%, var(--signal-red) 50%, rgba(255, 140, 30, 1) 100%);
  border-radius: 2px;
  transition: width 0.5s cubic-bezier(0.65, 0, 0.35, 1);
  box-shadow: 0 0 10px rgba(var(--signal-red-rgb), 0.7), 0 0 18px rgba(255, 140, 30, 0.45);
}

.wizard-progress-fill::after {
  content: '';
  position: absolute;
  right: -4px;
  top: 50%;
  width: 12px;
  height: 12px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 200, 80, 1), rgba(var(--signal-red-rgb), 0.85) 60%, transparent 100%);
  box-shadow: 0 0 14px rgba(255, 140, 30, 0.9), 0 0 28px rgba(var(--signal-red-rgb), 0.6);
  animation: progress-ember 1.6s ease-in-out infinite;
}

@keyframes progress-ember {
  0%, 100% { transform: translateY(-50%) scale(1);   opacity: 1;   }
  50%      { transform: translateY(-50%) scale(1.25); opacity: 0.75; }
}

/* Wizard Steps — Slide Transitions */
.wizard-step {
  display: none;
  opacity: 0;
}
.wizard-step.active {
  display: block;
  animation: wizard-slide-in 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}
.wizard-step.leaving {
  display: block;
  animation: wizard-slide-out 0.25s ease-in forwards;
}

@keyframes wizard-slide-in {
  from { opacity: 0; transform: translateX(28px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes wizard-slide-out {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(-28px); }
}

/* Wizard Card — Erscheinen / Verschwinden */
#foerderer-form-card {
  animation: wizard-fade-in 0.5s ease-out;
}

@keyframes wizard-fade-in {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Validation-Shake bei "Weiter" */
.shake-error {
  animation: shake-error 0.4s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}
@keyframes shake-error {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-8px); }
  40%, 60% { transform: translateX(8px); }
}

/* Wizard Summary List */
#wizard-summary > div {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 1rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
#wizard-summary > div:last-child { border-bottom: none; }
#wizard-summary dt {
  color: rgba(245, 245, 245, 0.45);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
  font-weight: 600;
}
#wizard-summary dd {
  color: var(--bone);
  font-size: 14px;
  word-break: break-word;
}
@media (max-width: 600px) {
  #wizard-summary > div { grid-template-columns: 1fr; gap: 0.1rem; }
}