:root {
  --bg: #07111f;
  --bg-elevated: rgba(10, 21, 40, 0.78);
  --panel: rgba(12, 26, 48, 0.78);
  --panel-strong: rgba(8, 18, 34, 0.92);
  --border: rgba(255, 255, 255, 0.12);
  --text: #eef4ff;
  --muted: #9db0c9;
  --accent: #70e1c8;
  --accent-strong: #b8ffea;
  --secondary: #7ca4ff;
  --danger: #ff8a8a;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(112, 225, 200, 0.18), transparent 26%),
    radial-gradient(circle at bottom right, rgba(124, 164, 255, 0.16), transparent 28%),
    linear-gradient(145deg, #02060e, #081222 38%, #09172c 100%);
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
}

body {
  position: relative;
  overflow-x: hidden;
}

.backdrop {
  position: fixed;
  inset: auto;
  border-radius: 999px;
  filter: blur(10px);
  opacity: 0.75;
  pointer-events: none;
}

.backdrop-a {
  top: 80px;
  left: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(124, 164, 255, 0.28), transparent 70%);
  animation: drift 14s ease-in-out infinite;
}

.backdrop-b {
  right: -60px;
  bottom: 40px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(112, 225, 200, 0.26), transparent 72%);
  animation: drift 18s ease-in-out infinite reverse;
}

.app-shell {
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 24px 48px;
}

.panel {
  background: linear-gradient(180deg, rgba(14, 30, 54, 0.88), rgba(8, 18, 34, 0.88));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.eyebrow,
.section-kicker,
.detail-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  color: var(--muted);
}

.panel-header h2 {
  margin: 0;
  font-family: "Trebuchet MS", "Avenir Next Condensed", "Segoe UI", sans-serif;
}

.studio-grid {
  display: grid;
  grid-template-columns: minmax(340px, 520px) minmax(0, 1fr);
  gap: 24px;
  animation: rise 700ms ease-out both;
}

.panel {
  border-radius: 28px;
  padding: 24px;
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
}

.status-pill,
.meta-chip {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 0.9rem;
}

.preview-chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.status-pill.running {
  color: #03140f;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
}

.status-pill.error {
  background: rgba(255, 138, 138, 0.12);
  color: #ffd6d6;
}

.field,
.field-grid {
  display: grid;
  gap: 10px;
}

.field {
  margin-bottom: 18px;
}

.field span {
  color: #d9e4f8;
  font-weight: 700;
  font-size: 0.93rem;
}

.field-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field-grid.triple {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

textarea,
input,
select,
.resolution-tab,
.generate-button {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
  border-radius: 18px;
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

textarea,
input,
select {
  padding: 14px 16px;
  outline: none;
}

textarea:focus,
input:focus,
select:focus {
  border-color: rgba(112, 225, 200, 0.8);
  box-shadow: 0 0 0 4px rgba(112, 225, 200, 0.12);
}

textarea {
  resize: vertical;
  min-height: 148px;
}

.resolution-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.resolution-tab {
  width: auto;
  padding: 12px 16px;
  cursor: pointer;
}

.resolution-tab:hover,
.generate-button:hover {
  transform: translateY(-1px);
}

.resolution-tab.active {
  background: linear-gradient(135deg, rgba(124, 164, 255, 0.2), rgba(112, 225, 200, 0.18));
  border-color: rgba(112, 225, 200, 0.46);
  box-shadow: inset 0 0 0 1px rgba(184, 255, 234, 0.22);
}

.generate-button {
  margin-top: 10px;
  padding: 16px 22px;
  cursor: pointer;
  background: linear-gradient(135deg, #6edfc7, #7a9eff 48%, #b2d4ff);
  color: #05111f;
  font-weight: 800;
  letter-spacing: 0.02em;
  box-shadow: 0 18px 36px rgba(102, 171, 255, 0.28);
}

.generate-button:disabled {
  cursor: wait;
  opacity: 0.75;
  transform: none;
}

.helper-copy {
  margin: 14px 2px 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.preview-frame {
  position: relative;
  min-height: 560px;
  display: grid;
  place-items: center;
  border-radius: 24px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015)),
    radial-gradient(circle at top, rgba(124, 164, 255, 0.16), transparent 40%);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.preview-frame.empty img {
  display: none;
}

.preview-placeholder {
  max-width: 360px;
  text-align: center;
  padding: 24px;
}

.placeholder-title {
  margin: 0 0 10px;
  font-family: "Trebuchet MS", "Avenir Next Condensed", "Segoe UI", sans-serif;
  font-size: 1.35rem;
}

.placeholder-text {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

#result-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: rgba(1, 5, 11, 0.66);
}

.result-details {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.detail-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.stat-card {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.result-details p {
  margin: 6px 0 0;
  color: #dce7fb;
  line-height: 1.55;
}

.error-box {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 138, 138, 0.12);
  border: 1px solid rgba(255, 138, 138, 0.16);
  color: #ffd4d4;
}

.hidden {
  display: none;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(18px, -12px, 0) scale(1.05);
  }
}

@media (max-width: 1100px) {
  .studio-grid {
    grid-template-columns: 1fr;
  }

  .preview-frame {
    min-height: 460px;
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 20px 14px 28px;
  }

  .hero-card,
  .panel {
    padding: 18px;
    border-radius: 22px;
  }

  .field-grid,
  .field-grid.triple,
  .detail-row,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .preview-frame {
    min-height: 320px;
  }
}

/* LoRA Studio Styles */
.mini-btn {
  width: auto;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 0.8rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  cursor: pointer;
  color: var(--text);
  transition: all 0.2s ease;
}

.mini-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--accent);
}

.lora-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.lora-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lora-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px;
  animation: slideIn 300ms ease-out;
}

.lora-item-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.lora-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.remove-lora {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  transition: background 0.2s;
}

.remove-lora:hover {
  background: rgba(255, 138, 138, 0.1);
}

.lora-slider-container {
  display: flex;
  gap: 12px;
  align-items: center;
}

.lora-slider {
  flex: 1;
  height: 5px;
  -webkit-appearance: none;
  appearance: none;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  outline: none;
}

.lora-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent);
  border: 2px solid #07111f;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 8px rgba(112, 225, 200, 0.4);
}

.lora-weight-display {
  font-size: 0.85rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color: var(--muted);
  min-width: 32px;
  text-align: right;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}