:root {
  --bg-1: #f7efe1;
  --bg-2: #ffe3c2;
  --bg-3: #f6b167;
  --ink: #1f2a32;
  --accent: #d63324;
  --accent-2: #0f9f9b;
  --card: #fffdf8;
  --line: #e6d5bf;
  --ok: #1e7f4f;
  --warn: #b04a00;
  --error: #a31515;

  /* Party-but-professional additions */
  --party-pink: #ff2e87;
  --party-cyan: #00d6ff;
  --party-amber: #ffb547;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --shadow-1: 0 10px 28px #0b12201f;
  --shadow-2: 0 20px 70px #0b122026;
}

:root[data-theme="geburtstag"] {
  --bg-2: #efe7ff;
  --bg-3: #9d7cff;
  --accent: #7c3aed;
  --accent-2: #22c55e;
  --party-pink: #7c3aed;
  --party-cyan: #22c55e;
  --party-amber: #facc15;
}

:root[data-theme="hochzeit"] {
  --bg-2: #fff1f2;
  --bg-3: #f8c8d6;
  --accent: #be185d;
  --accent-2: #d97706;
  --party-pink: #be185d;
  --party-cyan: #f8fafc;
  --party-amber: #d97706;
}

:root[data-theme="neutral"] {
  --bg-2: #dbeafe;
  --bg-3: #94a3b8;
  --accent: #123d33;
  --accent-2: #0f766e;
  --party-pink: #123d33;
  --party-cyan: #0f766e;
  --party-amber: #d65a31;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: "Bahnschrift", "Segoe UI Variable Text", "Segoe UI", "Trebuchet MS", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 10%, #ffffff, transparent 42%),
    radial-gradient(circle at 10% 14%, #ff2e8726, transparent 44%),
    radial-gradient(circle at 86% 16%, #00d6ff24, transparent 46%),
    radial-gradient(circle at 22% 92%, #ffb5472b, transparent 54%),
    radial-gradient(circle at 78% 86%, #0f9f9b1f, transparent 58%),
    linear-gradient(160deg, var(--bg-1), var(--bg-2) 55%, #ffffff 100%);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.page {
  width: min(1080px, 94vw);
  margin: 0 auto;
  padding: 1.25rem 0 2.5rem;
  animation: page-in 520ms ease both;
}

@keyframes page-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.brand {
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--accent);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .brand {
    background: linear-gradient(90deg, var(--accent), var(--party-amber), var(--party-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
}

.badge {
  background: #ffffffde;
  border: 1px solid #ffffff;
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 6px 18px #0b122014;
}

.card {
  background: #ffffffc7;
  border: 1px solid #ffffff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  backdrop-filter: blur(10px);
  padding: 1rem;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 10% 12%, #ff2e8717, transparent 42%),
    radial-gradient(circle at 92% 16%, #00d6ff17, transparent 46%),
    radial-gradient(circle at 34% 122%, #ffb5471f, transparent 44%);
  pointer-events: none;
}

.card > * {
  position: relative;
}

.intro {
  margin-bottom: 1rem;
}

.intro h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.45rem, 3.4vw, 2.2rem);
}

.intro p {
  margin: 0;
  line-height: 1.45;
}

.upload-actions {
  display: grid;
  gap: 0.75rem;
}

.dropzone {
  position: relative;
  display: grid;
  gap: 0.35rem;
  padding: 1.1rem 1rem;
  border-radius: var(--radius-lg);
  border: 3px dashed #ff2e87cc;
  background:
    radial-gradient(circle at 18% 12%, #ff2e8747, transparent 45%),
    radial-gradient(circle at 84% 18%, #00d6ff33, transparent 46%),
    radial-gradient(circle at 32% 110%, #ffb54752, transparent 45%),
    linear-gradient(135deg, #ffffffee, #fff7ef);
  box-shadow:
    0 22px 70px #0b12201f,
    0 0 0 2px #ff2e8726,
    inset 0 1px 0 #ffffff;
  text-align: center;
  cursor: pointer;
  user-select: none;
  transition: transform 140ms ease, box-shadow 220ms ease, filter 220ms ease;
}

.dropzone:hover {
  transform: translateY(-1px);
  box-shadow:
    0 28px 90px #0b122026,
    0 0 0 2px #ff2e8733,
    inset 0 1px 0 #ffffff;
  filter: saturate(1.04);
}

.dropzone:focus-within {
  outline: 4px solid #ff2e874d;
  outline-offset: 4px;
}

.dropzone-title {
  font-size: clamp(1.25rem, 4vw, 2.2rem);
  font-weight: 900;
  letter-spacing: 0.01em;
  color: #b8002d;
  text-shadow: 0 10px 30px #0000001f;
}

.dropzone-subtitle {
  font-size: 1.02rem;
  font-weight: 800;
  color: #0b1220;
  opacity: 0.85;
}

.file-input.file-input--overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  padding: 0;
  margin: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.file-input {
  display: block;
  width: 100%;
  padding: 0.65rem;
  border: 1px dashed #0f9f9b99;
  border-radius: var(--radius-sm);
  background: #ffffffd6;
  box-shadow: inset 0 1px 0 #ffffff;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.file-input:hover {
  border-color: var(--accent-2);
}

.file-input:focus {
  outline: 3px solid #00d6ff3b;
  outline-offset: 3px;
}

.file-input::file-selector-button {
  border: 0;
  border-radius: 9px;
  padding: 0.55rem 0.75rem;
  margin-right: 0.75rem;
  font-weight: 800;
  cursor: pointer;
  color: #081018;
  background: linear-gradient(135deg, #ffffff, #fff2e2);
  box-shadow: 0 10px 20px #0b122012;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

button,
.button-link {
  border: 0;
  border-radius: var(--radius-sm);
  padding: 0.68rem 0.95rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  letter-spacing: 0.01em;
  transition: transform 140ms ease, box-shadow 220ms ease, filter 220ms ease;
}

button:hover:not(:disabled),
.button-link:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 36px #0b122024;
  filter: saturate(1.05);
}

button:active:not(:disabled),
.button-link:active {
  transform: translateY(0);
  box-shadow: 0 10px 26px #0b12201f;
}

button:focus-visible,
.button-link:focus-visible,
input:focus-visible {
  outline: 3px solid #00d6ff54;
  outline-offset: 3px;
}

.button-link {
  color: var(--ink);
  background: #ffffffd6;
  border: 1px solid #ffffff;
}

.button-link.btn-primary,
.button-link.btn-secondary,
.button-link.btn-danger {
  border: 0;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #ff3a27, #ff8a00);
  box-shadow: 0 16px 40px #ff3a2721;
}

.btn-secondary {
  color: #fff;
  background: linear-gradient(135deg, #0f9f9b, #00d6ff);
  box-shadow: 0 16px 40px #00d6ff1a;
}

.filter-btn.is-active {
  outline: 3px solid #ffffffc9;
  box-shadow: 0 0 0 2px #0c7a77;
}

.btn-danger {
  color: #fff;
  background: linear-gradient(135deg, #bf2b2b, #7f0b0b);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.note {
  font-size: 0.9rem;
  opacity: 0.85;
}

.status {
  margin-top: 0.8rem;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid #ffffff;
  background: #ffffffd6;
  box-shadow: 0 10px 26px #0b122017;
}

.status.ok {
  border-color: #cbe9d7;
  color: var(--ok);
  background: #f4fff8;
}

.status.warn {
  border-color: #f5dabd;
  color: var(--warn);
  background: #fff8ef;
}

.status.error {
  border-color: #f2c1c1;
  color: var(--error);
  background: #fff5f5;
}

.list {
  margin: 0;
  padding-left: 1.1rem;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}

.meta-box {
  background: #ffffffd6;
  border: 1px solid #ffffff;
  border-radius: 12px;
  padding: 0.65rem;
}

.moderator-tools {
  display: grid;
  gap: 0.6rem;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}

.field-label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 800;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 0.75rem;
}

.photo-card {
  background: #ffffffd6;
  border: 1px solid #ffffff;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 230px;
  transition: transform 160ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.photo-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
}

.photo-card.selected {
  outline: 3px solid #00d6ff8a;
  box-shadow: var(--shadow-2);
}

.photo-card.is-bulk-selected {
  box-shadow: 0 0 0 2px #ff2e8754, var(--shadow-1);
}

.bulk-check-wrap {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 6;
  border-radius: 12px;
  padding: 6px;
  background: #00000066;
  border: 1px solid #ffffff1a;
  backdrop-filter: blur(10px);
  box-shadow: 0 16px 44px #00000055;
}

.bulk-check {
  width: 22px;
  height: 22px;
  accent-color: var(--party-pink);
  cursor: pointer;
}

.photo-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: #f4f4f4;
}

.photo-body {
  padding: 0.5rem;
  display: grid;
  gap: 0.45rem;
}

.photo-name {
  font-weight: 700;
  font-size: 0.88rem;
  word-break: break-word;
}

.photo-meta {
  font-size: 0.78rem;
  opacity: 0.82;
}

.photo-uploader {
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  opacity: 0.9;
}

.wall-root {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 14%, #ff2e872e, transparent 45%),
    radial-gradient(circle at 82% 18%, #00d6ff2b, transparent 42%),
    radial-gradient(circle at 40% 92%, #ffb5472b, transparent 55%),
    radial-gradient(circle at 70% 88%, #0f9f9b21, transparent 55%),
    linear-gradient(160deg, #050713 0%, #0b0b10 38%, #070b12 100%);
  color: #f2ece1;
  display: grid;
  place-items: center;
  overflow: hidden;
  font-family: "Bahnschrift", "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
}

.wall-frame {
  width: 100vw;
  height: 100vh;
  position: relative;
  isolation: isolate;
  --wall-bg: none;
  --wall-pad-x: 2.8vw;
  --wall-pad-y: 3.2vh;
}

.wall-frame::before {
  content: "";
  position: absolute;
  inset: -70px;
  background-image: var(--wall-bg);
  background-size: cover;
  background-position: center;
  filter: blur(44px) saturate(1.25) contrast(1.05);
  transform: scale(1.06);
  opacity: 0.55;
  transition: opacity 550ms ease;
  z-index: 0;
}

.wall-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 15%, #ffffff0f, transparent 35%),
    radial-gradient(circle at 80% 22%, #ffffff0c, transparent 38%),
    radial-gradient(circle at 55% 95%, #ffffff0b, transparent 45%),
    linear-gradient(180deg, #0000003b 0%, transparent 35%, #00000052 100%);
  pointer-events: none;
  z-index: 1;
}

.wall-image {
  position: absolute;
  top: var(--wall-pad-y);
  right: var(--wall-pad-x);
  bottom: var(--wall-pad-y);
  left: var(--wall-pad-x);
  width: calc(100% - var(--wall-pad-x) - var(--wall-pad-x));
  height: calc(100% - var(--wall-pad-y) - var(--wall-pad-y));
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.75s ease, transform 0.75s ease;
  border-radius: 22px;
  background: #00000024;
  box-shadow:
    0 26px 80px #00000066,
    0 0 0 1px #ffffff14,
    0 0 0 10px #00000012;
  z-index: 2;
  transform: translateZ(0) scale(1.01);
}

.wall-image.active {
  opacity: 1;
  animation: wall-kenburns 5s linear both;
}

@keyframes wall-kenburns {
  from {
    transform: translateZ(0) scale(1.01);
  }
  to {
    transform: translateZ(0) scale(1.06);
  }
}

.wall-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 1rem;
  z-index: 3;
}

.wall-empty h1 {
  margin: 0;
  font-size: clamp(1.4rem, 4vw, 2.6rem);
  letter-spacing: 0.01em;
  text-shadow: 0 12px 38px #0000007a;
}

.wall-empty p {
  margin: 0.6rem 0 0;
  opacity: 0.85;
  text-shadow: 0 10px 34px #00000070;
}

.wall-qr {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 2rem;
  z-index: 5;
  background:
    radial-gradient(circle at 15% 15%, #ffea0040, transparent 50%),
    radial-gradient(circle at 80% 18%, #ff2e8740, transparent 45%),
    radial-gradient(circle at 60% 85%, #00d6ff3d, transparent 55%),
    linear-gradient(180deg, #000000cc 0%, #00000066 55%, #000000cc 100%);
  text-align: center;
}

.wall-qr[hidden] {
  display: none;
}

.wall-qr-card {
  width: min(960px, 92vw);
  display: grid;
  grid-template-columns: minmax(220px, 320px) 1fr;
  gap: clamp(1rem, 2.6vw, 2rem);
  align-items: center;
  padding: clamp(1rem, 3.2vw, 2.2rem);
  border-radius: 26px;
  background: #ffffffeb;
  border: 2px solid #ffea00;
  box-shadow:
    0 30px 120px #0000008a,
    0 0 0 10px #ff2e871a;
  color: #0b0b10;
}

.wall-qr-img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 22px 80px #0000002e;
}

.wall-qr-text {
  display: grid;
  gap: 0.75rem;
  justify-items: start;
  text-align: left;
}

.wall-qr-title {
  font-weight: 1000;
  letter-spacing: 0.01em;
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: #ff2e87;
  text-shadow: 0 2px 0 #ffea00;
}

.wall-qr-sub {
  font-weight: 900;
  font-size: clamp(1.05rem, 2.4vw, 1.6rem);
  line-height: 1.2;
  color: #0b0b10;
}

.wall-qr-url {
  font-size: clamp(0.95rem, 1.8vw, 1.2rem);
  font-weight: 900;
  color: #111827;
  opacity: 0.92;
  word-break: break-word;
}

.wall-stamp {
  position: absolute;
  right: 0.8rem;
  bottom: 0.65rem;
  background: #00000066;
  border: 1px solid #ffffff14;
  backdrop-filter: blur(10px);
  padding: 0.36rem 0.6rem;
  border-radius: 12px;
  font-size: 0.74rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  z-index: 4;
}

.wall-caption {
  position: absolute;
  left: 0.8rem;
  bottom: 0.65rem;
  border-radius: 14px;
  padding: 0.5rem 0.75rem;
  font-size: clamp(0.95rem, 2vw, 1.25rem);
  max-width: min(72vw, 720px);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #f7f4ee;
  font-weight: 900;
  letter-spacing: 0.01em;
  background: linear-gradient(135deg, #ff2e8726, #00d6ff1f, #0000008a);
  border: 1px solid #ffffff18;
  backdrop-filter: blur(10px);
  box-shadow: 0 26px 80px #00000066;
  text-shadow: 0 14px 40px #0000007a;
  z-index: 4;
}

.wall-caption[hidden] {
  display: none;
}

@media (max-width: 720px) {
  .page {
    width: min(1080px, 96vw);
  }

  .header {
    align-items: flex-start;
    flex-direction: column;
  }

  .wall-frame {
    --wall-pad-x: 2.4vw;
    --wall-pad-y: 2.2vh;
  }

  .wall-image {
    border-radius: 18px;
  }

  .wall-qr-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .wall-qr-text {
    justify-items: center;
    text-align: center;
  }
}

.auth-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: #00000066;
  z-index: 50;
}

.auth-overlay[hidden] {
  display: none;
}

.lightbox-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  grid-template-rows: 1fr auto;
  padding: 1rem;
  background: #000000b0;
  z-index: 60;
}

.lightbox-overlay[hidden] {
  display: none;
}

.lightbox-stage {
  width: min(1280px, 96vw);
  height: min(78vh, 820px);
  margin: 0 auto;
  display: grid;
  place-items: center;
  position: relative;
}

.lightbox-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 18px;
  background: #0b0b10;
  box-shadow: 0 34px 160px #000000aa, 0 0 0 1px #ffffff14;
}

.lightbox-panel {
  width: min(1280px, 96vw);
  margin: 0.75rem auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  justify-content: space-between;
}

.lightbox-meta {
  display: grid;
  gap: 0.2rem;
}

.lightbox-title {
  font-weight: 900;
}

.lightbox-sub {
  font-size: 0.9rem;
  opacity: 0.85;
}

.auth-card {
  width: min(520px, 92vw);
}

.auth-input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid #ffffff;
  border-radius: var(--radius-sm);
  font-size: 1rem;
}

.text-input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid #ffffff;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  background: #ffffffd6;
  box-shadow: inset 0 1px 0 #ffffff, 0 10px 26px #0b122017;
}

.text-input::placeholder,
.auth-input::placeholder {
  opacity: 0.7;
}

progress {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  border-radius: 999px;
  overflow: hidden;
  background: #ffffffb3;
  box-shadow: inset 0 1px 0 #ffffff, 0 10px 26px #0b122017;
}

progress::-webkit-progress-bar {
  background: #ffffffb3;
}

progress::-webkit-progress-value {
  background: linear-gradient(90deg, var(--party-pink), var(--party-amber), var(--party-cyan));
}

progress::-moz-progress-bar {
  background: linear-gradient(90deg, var(--party-pink), var(--party-amber), var(--party-cyan));
}

@media (prefers-reduced-motion: reduce) {
  .page {
    animation: none;
  }

  button,
  .button-link,
  .photo-card,
  .file-input {
    transition: none;
  }

  .wall-image.active {
    animation: none;
  }
}