:root {
  --bg: #f2eee3;
  --bg-soft: #f8f4eb;
  --panel: rgba(255, 252, 246, 0.9);
  --panel-strong: #fffdf8;
  --line: #d7d3c2;
  --text: #173528;
  --muted: #55695e;
  --accent: #2f6e49;
  --accent-strong: #1f5435;
  --accent-soft: #e7f1e5;
  --warm: #df7f41;
  --warn: #bb4d36;
  --shadow: 0 24px 60px rgba(28, 52, 38, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Avenir Next", "Trebuchet MS", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(233, 245, 226, 0.9), transparent 34%),
    radial-gradient(circle at bottom right, rgba(250, 226, 205, 0.75), transparent 26%),
    linear-gradient(180deg, #f7f3ea 0%, #eef4ea 100%);
}

img {
  max-width: 100%;
  display: block;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1,
h2,
h3,
h4,
strong {
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  letter-spacing: -0.02em;
}

button,
.primary-link {
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #fff;
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 0.18s ease,
    filter 0.18s ease,
    box-shadow 0.18s ease;
  box-shadow: 0 12px 24px rgba(47, 110, 73, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

button:hover,
.primary-link:hover {
  filter: brightness(1.04);
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.58;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.ghost,
.ghost-link {
  background: rgba(255, 255, 255, 0.7);
  color: var(--text);
  border: 1px solid rgba(93, 118, 104, 0.2);
  box-shadow: none;
  text-decoration: none;
}

.danger {
  background: linear-gradient(135deg, #c95b43 0%, #a33d2f 100%);
}

.error {
  color: var(--warn);
  background: #fff0eb;
  border: 1px solid rgba(187, 77, 54, 0.22);
  padding: 11px 14px;
  border-radius: 18px;
}

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #5f7d6b;
  font-weight: 800;
}

.panel-surface,
.welcome-card,
.welcome-preview,
.member-box,
.info-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(251, 248, 240, 0.92)),
    repeating-linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.18) 0,
      rgba(255, 255, 255, 0.18) 16px,
      rgba(241, 237, 225, 0.18) 16px,
      rgba(241, 237, 225, 0.18) 32px
    );
  border: 1px solid rgba(110, 126, 109, 0.16);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.landing-page,
.game-page {
  min-height: 100vh;
}

.topbar {
  padding: 18px 24px 0;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.brand-stack,
.topbar-meta {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.topbar-user {
  color: var(--muted);
  font-size: 14px;
}

.status-pill {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(76, 110, 88, 0.18);
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 700;
}

.welcome-layout {
  width: min(1220px, calc(100% - 40px));
  margin: 0 auto;
  min-height: 100vh;
  padding: 30px 0 34px;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 22px;
  align-items: center;
}

.welcome-card,
.welcome-preview {
  padding: 28px;
}

.welcome-card {
  display: grid;
  gap: 16px;
}

.welcome-card h1,
.welcome-card h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 0.96;
}

.welcome-copy {
  font-size: 17px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 42ch;
}

.welcome-preview {
  display: grid;
  gap: 18px;
}

.welcome-preview img {
  width: 100%;
  border-radius: 24px;
  border: 1px solid rgba(108, 124, 104, 0.12);
}

.preview-copy {
  display: grid;
  gap: 8px;
}

.preview-copy h2 {
  font-size: clamp(1.6rem, 3vw, 2.5rem);
}

.preview-copy p {
  color: var(--muted);
  line-height: 1.65;
}

.auth-form {
  display: grid;
  gap: 12px;
}

.auth-form label {
  display: grid;
  gap: 7px;
  font-size: 14px;
  color: var(--muted);
}

input {
  width: 100%;
  border: 1px solid rgba(105, 124, 111, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.76);
  padding: 13px 16px;
  font: inherit;
  color: var(--text);
}

input:focus {
  outline: 2px solid rgba(47, 110, 73, 0.18);
  border-color: rgba(47, 110, 73, 0.4);
}

.lobby-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.game-layout {
  width: min(1360px, calc(100% - 40px));
  margin: 14px auto 0;
  padding-bottom: 40px;
}

.board-panel {
  display: grid;
  gap: 24px;
  align-content: start;
}

.hero-banner,
.studio-panel,
.tray-panel,
.final-stage {
  padding: 22px;
}

.hero-banner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
}

.hero-copy {
  display: grid;
  gap: 10px;
}

.hero-copy h2 {
  font-size: clamp(2rem, 2.8vw, 3rem);
  line-height: 0.95;
}

.hero-copy p:last-child {
  max-width: 54ch;
  color: var(--muted);
  line-height: 1.55;
}

.round-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.info-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #5e7b6c;
  font-weight: 800;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.metric-card {
  padding: 22px;
  min-height: 150px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.metric-card strong {
  font-size: clamp(1.44rem, 1.9vw, 1.92rem);
}

.metric-card p {
  color: var(--muted);
  line-height: 1.65;
  font-size: 14px;
  max-width: 28ch;
}

.waiting-preview {
  display: grid;
  gap: 18px;
  justify-items: center;
  text-align: center;
  padding: 28px;
}

.workspace-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(520px, 560px));
  gap: 28px;
  align-items: stretch;
  justify-content: center;
}

.tray-panel {
  display: grid;
  gap: 16px;
  align-content: start;
}

.task-card,
.tray-copy-card {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  border-radius: 22px;
  border: 1px solid rgba(102, 120, 102, 0.16);
  background: linear-gradient(180deg, rgba(252, 254, 250, 0.98), rgba(241, 247, 239, 0.9));
}

.tray-copy-card p {
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
}

.action-checklist {
  display: grid;
  gap: 10px;
}

.check-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid rgba(107, 126, 105, 0.14);
  background: rgba(255, 255, 255, 0.84);
}

.check-item.active {
  border-color: rgba(47, 110, 73, 0.28);
  background: linear-gradient(180deg, rgba(234, 245, 232, 0.95), rgba(255, 255, 255, 0.92));
}

.check-item.done {
  border-color: rgba(47, 110, 73, 0.18);
}

.check-item-copy {
  display: grid;
  gap: 4px;
}

.check-item-copy strong {
  font-size: 1rem;
}

.check-item-copy p {
  color: var(--muted);
  line-height: 1.5;
  font-size: 13px;
}

.check-item-state {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(233, 239, 231, 0.96);
  color: #527060;
  font-size: 13px;
  font-weight: 800;
  flex-shrink: 0;
}

.check-item.done .check-item-state {
  background: linear-gradient(135deg, #6da657 0%, #4e8742 100%);
  color: #fff;
}

.check-item.active .check-item-state {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #fff;
}

.studio-panel {
  display: grid;
  gap: 16px;
  height: 100%;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(247, 244, 236, 0.96)),
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.06) 0,
      rgba(255, 255, 255, 0.06) 24px,
      rgba(236, 229, 212, 0.08) 24px,
      rgba(236, 229, 212, 0.08) 48px
    );
}

.tray-panel {
  height: 100%;
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(247, 244, 236, 0.96)),
    repeating-linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.06) 0,
      rgba(255, 255, 255, 0.06) 24px,
      rgba(236, 229, 212, 0.08) 24px,
      rgba(236, 229, 212, 0.08) 48px
    );
}

.workspace-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 14px;
}

.workspace-head h3 {
  font-size: clamp(1.45rem, 2.1vw, 2rem);
}

.workspace-hint {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(236, 243, 233, 0.92);
  border: 1px solid rgba(103, 124, 102, 0.16);
  color: #486151;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.final-grid {
  display: grid;
  width: 100%;
  max-width: 1100px;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.final-round {
  padding: 16px;
  border-radius: 22px;
  border: 1px solid rgba(93, 116, 101, 0.12);
  background: rgba(255, 255, 255, 0.78);
  display: grid;
  gap: 4px;
  transition: transform 0.2s ease;
}

.final-round.current {
  border-color: rgba(223, 127, 65, 0.36);
  background: linear-gradient(180deg, rgba(255, 245, 232, 0.98), rgba(255, 255, 255, 0.78));
  transform: translateY(-2px);
}

.final-round.done {
  border-color: rgba(47, 110, 73, 0.22);
  background: linear-gradient(180deg, rgba(230, 244, 229, 0.98), rgba(255, 255, 255, 0.78));
}

.final-round-index {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #638170;
  font-weight: 800;
}

.hero-result-card {
  width: 100%;
  max-width: 980px;
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: 24px;
  border: 1px solid rgba(102, 117, 100, 0.14);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(243, 248, 240, 0.9));
}

#hero-image {
  width: 100%;
  border-radius: 20px;
  border: 1px solid rgba(113, 121, 99, 0.14);
  object-fit: cover;
  max-height: 420px;
}

.lifecycle-map {
  color: var(--muted);
  line-height: 1.65;
  font-size: 15px;
  max-width: 72ch;
  margin: 0 auto;
}

.result-lead {
  font-size: 1.1rem;
  color: var(--accent-strong);
  font-weight: 800;
  margin-bottom: 6px;
}

.trap-note {
  margin-top: 10px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 241, 233, 0.9);
  border: 1px solid rgba(223, 127, 65, 0.24);
  color: #855233;
}

.slot-grid {
  --slot-columns: 4;
  display: grid;
  grid-template-columns: repeat(var(--slot-columns), minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.slot-grid.slots-finished {
  display: block;
}

.waiting-board {
  grid-column: 1 / -1;
  min-height: 280px;
  border-radius: 28px;
  border: 1px dashed rgba(88, 117, 97, 0.3);
  background:
    linear-gradient(135deg, rgba(233, 244, 231, 0.76), rgba(255, 249, 242, 0.78)),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.75), transparent 28%);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
  gap: 10px;
}

.waiting-board h3 {
  font-size: clamp(1.6rem, 2.4vw, 2.3rem);
}

.waiting-board p:last-child {
  max-width: 50ch;
  line-height: 1.6;
  color: var(--muted);
}

.slot {
  border: 2px solid rgba(163, 150, 125, 0.34);
  border-radius: 28px;
  aspect-ratio: 1 / 1;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 8px;
  padding: 14px;
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.98), rgba(246, 241, 231, 0.98)),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.66), transparent 32%);
  transition:
    border-color 0.18s ease,
    transform 0.18s ease,
    box-shadow 0.18s ease;
  overflow: hidden;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.75),
    0 14px 24px rgba(60, 48, 28, 0.08);
}

.slot.drag-over {
  border-color: rgba(47, 110, 73, 0.78);
  box-shadow: 0 0 0 5px rgba(47, 110, 73, 0.12);
  transform: translateY(-1px);
}

.slot-label {
  font-size: 12px;
  color: #5e7768;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.slot-placeholder {
  min-height: 0;
  height: 100%;
  border-radius: 22px;
  border: 1px dashed rgba(163, 150, 125, 0.34);
  display: grid;
  place-items: center;
  text-align: center;
  color: #6a806f;
  padding: 16px;
  background: linear-gradient(180deg, rgba(251, 249, 242, 0.96), rgba(242, 237, 226, 0.96));
}

.slot-card-wrap {
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  gap: 8px;
  min-height: 0;
  height: 100%;
  position: relative;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.sidebar-card-grid {
  grid-template-columns: repeat(var(--tray-columns, 4), minmax(0, 1fr));
  align-content: start;
}

.cards-state {
  padding: 20px;
  text-align: center;
  border-radius: 22px;
  border: 1px dashed rgba(100, 122, 108, 0.24);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.72);
  grid-column: 1 / -1;
}

.card {
  display: grid;
  gap: 8px;
  padding: 10px;
  border-radius: 28px;
  border: 2px solid rgba(163, 150, 125, 0.26);
  background:
    linear-gradient(180deg, rgba(255, 253, 248, 0.98), rgba(246, 241, 231, 0.98)),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.66), transparent 32%);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    opacity 0.18s ease;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.75),
    0 14px 24px rgba(60, 48, 28, 0.08);
}

.card-draggable {
  cursor: grab;
}

.card-draggable:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(39, 68, 49, 0.1);
}

.card-used {
  opacity: 0.42;
  filter: grayscale(0.15);
}

.compact-card {
  padding: 8px;
}

.tray-card {
  gap: 8px;
  aspect-ratio: 1 / 1;
  height: 100%;
  grid-template-rows: minmax(0, 1fr) auto;
}

.tray-card-hint {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  border-radius: 14px;
  background: rgba(232, 242, 230, 0.95);
  color: var(--accent-strong);
  font-size: 12px;
  font-weight: 800;
}

.card-media {
  overflow: hidden;
  border-radius: 20px;
  min-height: 0;
}

.card-image {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid rgba(110, 122, 107, 0.12);
}

.card-image-compact {
  height: 100%;
  min-height: 0;
}

.card-content {
  display: grid;
  gap: 4px;
}

.slot-card {
  height: 100%;
  min-height: 0;
  grid-template-rows: minmax(0, 1fr) auto;
}

.slot-card-display {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
  gap: 6px;
}

.slot-filled .slot-card-display .card-tags {
  display: none;
}

.slot-filled .slot-card-display .card-media {
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(163, 150, 125, 0.2);
}

.slot-filled .slot-card-display .card-image-compact {
  object-fit: contain;
  background: rgba(255, 255, 255, 0.96);
}

.slot-filled .slot-card-display .card-content {
  padding: 0 2px 2px;
  align-content: start;
}

.slot-filled .slot-card-display .card-content strong {
  font-size: 0.9rem;
  line-height: 1.2;
}

.slot-card .card-content,
.tray-card .card-content {
  align-content: start;
}

.slot-card .card-content strong,
.tray-card .card-content strong {
  font-size: 0.95rem;
  line-height: 1.2;
}

.slot-card .card-tags,
.tray-card .card-tags {
  gap: 6px;
}

.slot-card .card-step,
.slot-card .impact-pill,
.tray-card .card-step,
.tray-card .impact-pill {
  padding: 4px 8px;
  font-size: 10px;
}

.card-content strong {
  font-size: 1rem;
}

.card-content small {
  color: #5b7064;
  font-size: 13px;
}

.card-tags {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.card-step,
.impact-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-step {
  background: rgba(240, 242, 234, 0.9);
  color: #537063;
}

.impact-pill {
  color: #fff;
}

.impact-good {
  background: linear-gradient(135deg, #6da657 0%, #4e8742 100%);
}

.impact-bad {
  background: linear-gradient(135deg, #db8e4a 0%, #c15e3a 100%);
}

.card-feedback {
  color: var(--muted);
  line-height: 1.55;
  font-size: 13px;
}

.action-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.action-note {
  max-width: 28ch;
  text-align: right;
}

.trash-zone {
  min-width: 270px;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: 20px;
  border: 2px dashed rgba(187, 77, 54, 0.28);
  background: rgba(255, 242, 238, 0.84);
  color: #9a4b3e;
  padding: 12px 14px;
}

.trash-zone.drag-over {
  border-color: rgba(187, 77, 54, 0.72);
  background: rgba(255, 232, 225, 0.96);
}

.remove-slot {
  background: rgba(255, 255, 255, 0.8);
  color: #8d4a3d;
  border: 1px solid rgba(184, 108, 92, 0.24);
  box-shadow: none;
  padding: 8px 12px;
  width: 100%;
}

.slot-filled .remove-slot {
  position: absolute;
  top: 10px;
  right: 10px;
  width: auto;
  min-width: 0;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  z-index: 2;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 14px;
}

.section-meta {
  color: var(--muted);
  font-size: 13px;
  text-align: right;
}

.member-box {
  padding: 16px;
  display: grid;
  gap: 10px;
}

.member-title {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 14px;
  align-items: baseline;
}

.member-title strong {
  font-size: 1.18rem;
}

.member-detail {
  color: var(--muted);
  font-size: 13px;
}

.member-rounds {
  display: grid;
  gap: 10px;
}

.member-round-block {
  border-radius: 20px;
  border: 1px dashed rgba(97, 120, 101, 0.22);
  padding: 12px;
  background: rgba(255, 255, 255, 0.72);
  display: grid;
  gap: 8px;
}

.member-round-title {
  font-size: 12px;
  color: #4c6758;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.member-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.member-card {
  border-radius: 16px;
  border: 1px solid rgba(114, 129, 109, 0.14);
  background: rgba(255, 255, 255, 0.88);
  padding: 7px;
  display: grid;
  gap: 6px;
  font-size: 12px;
}

.member-card-image {
  width: 100%;
  height: 90px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid rgba(110, 122, 107, 0.12);
}

.member-empty {
  padding: 14px;
  border-radius: 18px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed rgba(100, 122, 108, 0.24);
  background: rgba(255, 255, 255, 0.74);
}

.result-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.mega-board {
  display: grid;
  gap: 16px;
}

.result-hero-banner {
  display: grid;
  grid-template-columns: minmax(280px, 0.86fr) minmax(0, 1.14fr);
  gap: 16px;
  padding: 18px;
  border-radius: 28px;
  border: 1px solid rgba(95, 115, 99, 0.14);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(238, 247, 236, 0.92));
}

.result-hero-image {
  width: 100%;
  border-radius: 22px;
  border: 1px solid rgba(111, 121, 98, 0.14);
}

.result-hero-copy {
  display: grid;
  align-content: center;
  gap: 10px;
}

.result-hero-copy h3 {
  font-size: clamp(1.7rem, 2.6vw, 2.5rem);
}

.result-hero-copy p:last-child {
  color: var(--muted);
  line-height: 1.65;
}

.mega-row {
  padding: 16px;
  border-radius: 24px;
  border: 1px solid rgba(95, 115, 99, 0.14);
  background: rgba(255, 255, 255, 0.82);
  display: grid;
  gap: 12px;
}

.mega-row-header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  color: #44604f;
  font-size: 13px;
}

.mega-track {
  --result-columns: 4;
  display: grid;
  grid-template-columns: repeat(var(--result-columns), minmax(0, 1fr));
  gap: 10px;
}

.mega-piece {
  padding: 7px;
  border-radius: 18px;
  border: 1px solid rgba(111, 121, 98, 0.14);
  background: rgba(247, 251, 246, 0.95);
  display: grid;
  gap: 6px;
}

.mega-piece-empty {
  min-height: 110px;
  place-items: center;
  color: var(--muted);
}

.mega-piece-image {
  width: 100%;
  height: 126px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid rgba(110, 122, 107, 0.12);
}

.mega-piece-label {
  color: #496252;
  font-size: 12px;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1180px) {
  .metric-strip {
    grid-template-columns: 1fr;
  }

  .workspace-layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 980px) {
  .welcome-layout {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 16px;
  }

  .topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-banner,
  .section-head,
  .action-row,
  .workspace-head {
    flex-direction: column;
    align-items: stretch;
  }

  .result-hero-banner {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .sidebar-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tray-card,
  .slot {
    aspect-ratio: auto;
    min-height: 220px;
  }

  .card-image-compact {
    height: 132px;
  }
}

@media (max-width: 760px) {
  .slot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-strip,
  .member-cards,
  .mega-track {
    grid-template-columns: 1fr;
  }

  .final-grid,
  .sidebar-card-grid {
    grid-template-columns: 1fr;
  }

  .trash-zone,
  .action-note {
    min-width: auto;
    max-width: none;
    text-align: left;
  }
}

@media (max-width: 560px) {
  .welcome-layout,
  .game-layout {
    width: min(100%, calc(100% - 24px));
  }

  .topbar {
    padding: 14px 12px 0;
  }

  .hero-banner,
  .waiting-preview,
  .studio-panel,
  .tray-panel,
  .final-stage,
  .welcome-card,
  .welcome-preview {
    padding: 18px;
    border-radius: 22px;
  }

  .slot-grid,
  .member-cards {
    grid-template-columns: 1fr;
  }
}

.is-hidden {
  display: none !important;
}

.workshop-page {
  background:
    radial-gradient(circle at top, rgba(215, 239, 228, 0.6), transparent 34%),
    linear-gradient(180deg, #eff3ef 0%, #f6f4ee 100%);
}

.workshop-topbar {
  width: min(1360px, calc(100% - 40px));
  margin: 0 auto;
  padding-top: 24px;
}

.workshop-topbar-meta {
  gap: 16px;
}

.workshop-shell {
  width: min(1360px, calc(100% - 40px));
  margin: 18px auto 44px;
  display: grid;
  gap: 18px;
}

.member-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.member-chip {
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  border: 1px solid rgba(98, 120, 106, 0.16);
  background: rgba(255, 255, 255, 0.78);
}

.member-chip.is-online {
  color: var(--accent-strong);
}

.member-chip.is-offline {
  color: #847e72;
}

.group-badge {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(108, 123, 111, 0.18);
  display: grid;
  place-items: center;
  text-align: center;
  box-shadow: 0 18px 42px rgba(38, 52, 43, 0.1);
}

.group-badge span {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7a877e;
  font-weight: 800;
}

.group-badge strong {
  font-size: 2rem;
  line-height: 1;
}

.message-banner {
  padding: 14px 18px;
  border-radius: 18px;
  font-weight: 700;
  border: 1px solid transparent;
}

.message-banner.tone-info {
  background: rgba(234, 242, 255, 0.92);
  color: #375271;
  border-color: rgba(55, 82, 113, 0.12);
}

.message-banner.tone-success {
  background: rgba(231, 243, 232, 0.96);
  color: #24553a;
  border-color: rgba(36, 85, 58, 0.12);
}

.message-banner.tone-error {
  background: rgba(255, 239, 233, 0.96);
  color: #974a33;
  border-color: rgba(151, 74, 51, 0.14);
}

.waiting-panel {
  padding: 28px;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 28px;
  align-items: center;
}

.waiting-copy {
  display: grid;
  gap: 18px;
}

.waiting-copy h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.96;
}

.waiting-copy p {
  color: var(--muted);
  line-height: 1.7;
}

.waiting-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.waiting-preview-frame {
  padding: 16px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(107, 121, 109, 0.12);
}

.waiting-board-preview {
  width: 100%;
  border-radius: 22px;
}

.waiting-members {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
}

.waiting-member {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(107, 121, 109, 0.12);
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.waiting-member span {
  color: var(--muted);
  font-size: 13px;
}

.play-panel {
  display: grid;
  gap: 18px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 1.08fr 1fr 1fr 1fr;
  gap: 16px;
}

.dashboard-card {
  padding: 20px;
  display: grid;
  gap: 12px;
  min-height: 148px;
  align-content: start;
}

.dashboard-card-progress {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(246, 249, 247, 0.92)),
    repeating-linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.22) 0,
      rgba(255, 255, 255, 0.22) 20px,
      rgba(243, 247, 243, 0.16) 20px,
      rgba(243, 247, 243, 0.16) 40px
    );
}

.dashboard-card-carbon {
  background: linear-gradient(135deg, rgba(255, 244, 239, 0.98), rgba(255, 253, 250, 0.92));
}

.dashboard-card-innovation {
  background: linear-gradient(135deg, rgba(241, 247, 255, 0.98), rgba(255, 255, 255, 0.92));
}

.dashboard-card-circularity {
  background: linear-gradient(135deg, rgba(240, 252, 246, 0.98), rgba(255, 255, 255, 0.92));
}

.metric-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.metric-line h2 {
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1;
}

.metric-chip {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(46, 106, 160, 0.94);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.big-metric {
  font-size: clamp(2.15rem, 4vw, 3.35rem);
  line-height: 0.95;
}

.dashboard-copy {
  color: var(--muted);
  line-height: 1.6;
}

.phase-banner {
  padding: 20px 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.phase-banner h2 {
  font-size: clamp(1.45rem, 2vw, 2.2rem);
}

.phase-banner-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.phase-inline-metric {
  min-width: 170px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(104, 120, 108, 0.12);
  display: grid;
  gap: 6px;
}

.phase-inline-metric span {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6f8176;
  font-weight: 700;
}

.phase-inline-metric strong {
  font-size: 1.35rem;
}

.workspace-grid {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.library-panel,
.workshop-board-panel,
.discussion-panel {
  padding: 20px;
}

.library-panel {
  display: grid;
  gap: 14px;
  align-content: start;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.panel-head h3 {
  font-size: 1.85rem;
  line-height: 0.95;
}

.panel-meta {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.tab-switch,
.filter-switch {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tab-button,
.filter-button {
  border-radius: 16px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  border: 1px solid rgba(96, 115, 102, 0.14);
  box-shadow: none;
}

.tab-button.is-active,
.filter-button.is-active {
  background: #254b3d;
  color: #fff;
}

.tab-button.is-disabled {
  opacity: 0.42;
}

.library-card-grid {
  display: grid;
  gap: 14px;
  max-height: 860px;
  overflow: auto;
  padding-right: 4px;
}

.library-card {
  padding: 10px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(106, 122, 111, 0.14);
  box-shadow: 0 14px 30px rgba(31, 46, 35, 0.08);
  display: grid;
  gap: 12px;
}

.library-card[draggable="true"] {
  cursor: grab;
}

.library-card.is-placed {
  border-color: rgba(47, 110, 73, 0.28);
}

.library-card.is-selected {
  border-color: rgba(218, 149, 48, 0.46);
  box-shadow: 0 16px 34px rgba(218, 149, 48, 0.14);
}

.library-card.is-misplaced {
  border-color: rgba(186, 88, 62, 0.32);
}

.library-card.is-locked {
  opacity: 0.52;
}

.library-card-media {
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid rgba(117, 133, 122, 0.12);
  aspect-ratio: 0.72;
  background: #faf8f1;
}

.library-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.library-card-body {
  display: grid;
  gap: 10px;
}

.library-card-headline {
  display: grid;
  gap: 8px;
}

.library-card-headline strong {
  font-size: 1rem;
  line-height: 1.2;
}

.library-card-chip,
.mini-chip {
  width: fit-content;
  padding: 6px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  background: rgba(245, 246, 243, 0.96);
  color: #4a5f54;
}

.library-card-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.mini-chip.is-soft {
  background: rgba(230, 243, 234, 0.96);
  color: #25543a;
}

.mini-chip.is-warn {
  background: rgba(255, 239, 233, 0.96);
  color: #9c4a35;
}

.mini-chip.is-highlight {
  background: rgba(255, 244, 222, 0.96);
  color: #946718;
}

.select-innovation-button {
  width: 100%;
  box-shadow: none;
  border-radius: 14px;
  padding: 10px 14px;
}

.select-innovation-button.is-active {
  background: linear-gradient(135deg, #d89b2f 0%, #b87c1f 100%);
}

.empty-library {
  padding: 26px 18px;
  text-align: center;
  color: var(--muted);
  border-radius: 18px;
  border: 1px dashed rgba(105, 122, 110, 0.22);
}

.board-head {
  align-items: center;
}

.board-head-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.board-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 24px;
  overflow: hidden;
  background-color: rgba(247, 245, 238, 0.98);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  border: 1px solid rgba(108, 122, 110, 0.12);
}

.zone-layer {
  position: absolute;
  inset: 0;
}

.board-zone {
  position: absolute;
  border-radius: 20px;
  padding: 2.8% 1.2% 0.8%;
  display: grid;
  gap: 6px;
  align-content: end;
  background: rgba(255, 255, 255, 0.06);
}

.board-zone.is-drag-over {
  background: rgba(243, 253, 246, 0.72);
  outline: 2px solid rgba(47, 110, 73, 0.45);
}

.zone-progress-pill {
  position: absolute;
  top: 8px;
  right: 8px;
  min-width: 44px;
  padding: 5px 8px;
  border-radius: 999px;
  text-align: center;
  background: rgba(255, 255, 255, 0.96);
  color: #5b6d61;
  font-size: 11px;
  font-weight: 800;
  border: 1px solid rgba(104, 120, 108, 0.12);
}

.zone-progress-pill.is-complete {
  background: rgba(230, 243, 234, 0.96);
  color: #25543a;
}

.zone-card-lane {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-content: flex-start;
  min-height: 0;
}

.zone-card-lane-innovation {
  min-height: 0;
}

.zone-card-lane-innovation.has-cards {
  padding-top: 4px;
  border-top: 1px solid rgba(109, 124, 112, 0.16);
}

.placed-card {
  position: relative;
  width: 40px;
  aspect-ratio: 0.72;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(104, 120, 108, 0.14);
  box-shadow: 0 8px 16px rgba(31, 46, 35, 0.14);
}

.placed-card[draggable="true"] {
  cursor: grab;
}

.placed-card.is-innovation {
  border: 2px solid rgba(44, 94, 73, 0.7);
}

.placed-card.is-misplaced {
  border: 2px solid rgba(184, 86, 62, 0.75);
}

.placed-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.remove-card-button {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  padding: 0;
  background: rgba(20, 25, 21, 0.82);
  color: #fff;
  box-shadow: none;
  font-size: 12px;
  line-height: 1;
}

.board-zone[data-zone-key="product_design"] {
  left: 37.1%;
  top: 24.7%;
  width: 24.2%;
  height: 15.3%;
}

.board-zone[data-zone-key="raw_materials"] {
  left: 21.6%;
  top: 41.2%;
  width: 14.2%;
  height: 19.1%;
}

.board-zone[data-zone-key="manufacturing"] {
  left: 36.9%;
  top: 42%;
  width: 15.6%;
  height: 18.2%;
}

.board-zone[data-zone-key="packaging_logistics"] {
  left: 53.1%;
  top: 42.2%;
  width: 17.2%;
  height: 18%;
}

.board-zone[data-zone-key="retail"] {
  left: 71.9%;
  top: 40.8%;
  width: 10.7%;
  height: 19.5%;
}

.board-zone[data-zone-key="use"] {
  left: 31.2%;
  top: 61.7%;
  width: 20.4%;
  height: 23.2%;
}

.board-zone[data-zone-key="end_of_life"] {
  left: 52.5%;
  top: 61.8%;
  width: 17.3%;
  height: 23.2%;
}

.board-footer-note {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  color: var(--muted);
  line-height: 1.6;
}

.end-game-button {
  flex-shrink: 0;
}

.discussion-panel {
  display: grid;
  gap: 18px;
}

.discussion-labels {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.discussion-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.discussion-field {
  display: grid;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
}

.discussion-field span {
  line-height: 1.45;
}

.discussion-field textarea {
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(105, 124, 111, 0.18);
  background: rgba(255, 255, 255, 0.86);
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  resize: vertical;
  min-height: 140px;
}

.discussion-field textarea:focus {
  outline: 2px solid rgba(47, 110, 73, 0.18);
  border-color: rgba(47, 110, 73, 0.4);
}

@media (max-width: 1180px) {
  .dashboard-grid,
  .workspace-grid,
  .discussion-grid,
  .waiting-panel {
    grid-template-columns: 1fr;
  }

  .phase-banner,
  .discussion-labels,
  .board-footer-note {
    flex-direction: column;
    align-items: flex-start;
  }

  .member-summary {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  .workshop-shell,
  .workshop-topbar {
    width: min(100%, calc(100% - 24px));
  }

  .topbar,
  .brand-stack,
  .workshop-topbar-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .group-badge {
    width: 74px;
    height: 74px;
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .phase-banner-meta {
    width: 100%;
  }

  .phase-inline-metric {
    min-width: 0;
    flex: 1 1 150px;
  }

  .board-head-actions {
    width: 100%;
  }

  .board-head-actions button,
  .discussion-labels button,
  .end-game-button {
    width: 100%;
  }

  .placed-card {
    width: 36px;
  }
}

/* Workshop 01 refresh */
.player-shell,
.lecturer-shell {
  width: min(1520px, calc(100% - 40px));
  margin: 18px auto 0;
  padding-bottom: 40px;
  display: grid;
  gap: 18px;
}

.player-topbar,
.lecturer-topbar {
  padding-bottom: 8px;
}

.secondary-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.group-badge {
  min-width: 104px;
  padding: 12px 16px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(99, 126, 111, 0.18);
  display: grid;
  gap: 2px;
  justify-items: center;
}

.group-badge span {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #688070;
  font-weight: 800;
}

.group-badge strong {
  font-size: clamp(2rem, 3.2vw, 3rem);
  line-height: 0.92;
}

.player-status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.mini-status-card {
  padding: 20px 22px;
  display: grid;
  gap: 8px;
  min-height: 162px;
}

.dashboard-copy {
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
}

.big-metric {
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 0.96;
}

.player-workspace-grid {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}

.side-rail,
.puzzle-stage,
.player-library-panel,
.lecturer-groups-panel,
.lecturer-feedback-panel {
  padding: 18px;
}

.side-rail {
  display: grid;
  align-content: start;
  gap: 16px;
}

.side-rail-stack {
  display: grid;
  gap: 12px;
}

.info-chip-card,
.member-list-card {
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid rgba(100, 125, 108, 0.14);
  background: rgba(255, 255, 255, 0.84);
  display: grid;
  gap: 6px;
}

.info-chip-card span {
  font-size: 12px;
  color: #648073;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
}

.info-chip-card strong {
  font-size: 1.28rem;
}

.member-list {
  display: grid;
  gap: 10px;
}

.member-list-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 14px;
}

.member-list-row strong {
  color: var(--text);
  font-size: 0.98rem;
}

.puzzle-stage {
  display: grid;
  gap: 16px;
}

.puzzle-stage-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 18px;
  align-items: start;
}

.puzzle-board-shell {
  display: grid;
  gap: 14px;
}

.board-frame-dynamic {
  position: relative;
  min-height: 840px;
  border-radius: 34px;
  overflow: hidden;
  border: 1px solid rgba(95, 120, 104, 0.16);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(246, 241, 231, 0.96)),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.68), transparent 34%);
}

.board-base-art {
  position: absolute;
  inset: 0;
  background-image: url('/workshop-board/fashion%20cycle%20tshirt%20puzzle%20base.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: 92% auto;
  opacity: 0.95;
  pointer-events: none;
}

.zone-layer {
  position: absolute;
  inset: 0;
}

.board-zone {
  position: absolute;
  border-radius: 28px;
  border: 2px dashed rgba(91, 117, 103, 0.18);
  background: rgba(255, 255, 255, 0.08);
  transition: border-color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
  overflow: visible;
}

.board-zone.drag-over {
  border-color: rgba(47, 110, 73, 0.72);
  background: rgba(231, 241, 229, 0.38);
  box-shadow: 0 0 0 6px rgba(47, 110, 73, 0.12);
}

.board-zone-label {
  position: absolute;
  top: 10px;
  left: 12px;
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(95, 121, 106, 0.14);
  box-shadow: 0 12px 26px rgba(43, 57, 45, 0.08);
  z-index: 1;
}

.board-zone-label strong {
  font-size: 0.95rem;
}

.board-zone-label span,
.board-zone-drop-hint {
  color: var(--muted);
  font-size: 12px;
}

.board-zone-drop-hint {
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 8px 10px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(95, 121, 106, 0.12);
}

.placed-card {
  position: absolute;
  width: clamp(100px, 7.4vw, 118px);
  transform: translate(-50%, -50%);
  z-index: 2;
}

.placed-card-face {
  width: 100%;
  padding: 8px;
  border-radius: 20px;
  border: 1px solid rgba(117, 130, 111, 0.18);
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 16px 30px rgba(43, 57, 45, 0.18);
  display: grid;
  gap: 8px;
  cursor: pointer;
}

.placed-card-image {
  width: 100%;
  aspect-ratio: 3 / 4.35;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid rgba(95, 121, 106, 0.12);
  background: #fff;
}

.placed-card-caption {
  display: grid;
  gap: 2px;
}

.placed-card-caption strong {
  font-size: 0.82rem;
  line-height: 1.15;
}

.placed-card-caption span {
  font-size: 11px;
  color: var(--muted);
}

.placed-card-remove {
  position: absolute;
  top: -10px;
  right: -10px;
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.96);
  color: #924739;
  border: 1px solid rgba(187, 77, 54, 0.2);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.08);
}

.player-library-panel {
  display: grid;
  gap: 14px;
  align-content: start;
  min-height: 840px;
}

.compact-panel-head {
  align-items: start;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.panel-meta {
  color: var(--muted);
  font-size: 13px;
}

.phase-chip,
.filter-pill,
.tiny-action {
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.phase-chip {
  display: inline-flex;
  align-items: center;
  padding: 9px 14px;
  background: rgba(231, 241, 229, 0.86);
  color: var(--accent-strong);
  border: 1px solid rgba(95, 121, 106, 0.14);
}

.tab-switch,
.filter-switch {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-pill,
.tiny-action {
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--text);
  border: 1px solid rgba(99, 126, 111, 0.16);
  box-shadow: none;
}

.filter-pill.is-active {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #fff;
}

.library-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-content: start;
}

.library-card {
  border-radius: 24px;
  border: 1px solid rgba(99, 126, 111, 0.14);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 14px 30px rgba(43, 57, 45, 0.08);
  overflow: hidden;
  cursor: pointer;
  display: grid;
}

.library-card[draggable='true'] {
  cursor: grab;
}

.library-card-media-wrap {
  padding: 10px 10px 0;
}

.library-card-image {
  width: 100%;
  aspect-ratio: 3 / 3.9;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid rgba(100, 125, 108, 0.12);
  background: #fff;
}

.library-card-body {
  padding: 12px;
  display: grid;
  gap: 8px;
}

.library-card-body strong {
  font-size: 0.96rem;
  line-height: 1.18;
}

.library-card-actions-row {
  display: grid;
  gap: 10px;
}

.library-action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.card-metric-inline {
  color: var(--muted);
  font-size: 12px;
}

.empty-library {
  grid-column: 1 / -1;
  padding: 24px;
  border-radius: 22px;
  border: 1px dashed rgba(99, 126, 111, 0.2);
  background: rgba(255, 255, 255, 0.76);
  color: var(--muted);
  text-align: center;
  line-height: 1.6;
}

.board-footer-note-wide {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  color: var(--muted);
  font-size: 14px;
}

.discussion-panel {
  padding: 22px;
  display: grid;
  gap: 16px;
}

.discussion-labels {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.discussion-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.discussion-field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

textarea {
  width: 100%;
  min-height: 140px;
  padding: 14px 16px;
  border-radius: 20px;
  border: 1px solid rgba(95, 121, 106, 0.16);
  background: rgba(255, 255, 255, 0.84);
  font: inherit;
  color: var(--text);
  resize: vertical;
}

textarea:focus {
  outline: 2px solid rgba(47, 110, 73, 0.16);
  border-color: rgba(47, 110, 73, 0.38);
}

.card-preview-modal {
  position: fixed;
  inset: 0;
  z-index: 60;
}

.card-preview-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 35, 26, 0.56);
  backdrop-filter: blur(6px);
}

.card-preview-dialog {
  position: relative;
  width: min(980px, calc(100% - 40px));
  margin: 40px auto;
  padding: 20px;
  border-radius: 30px;
  background: rgba(255, 252, 247, 0.98);
  border: 1px solid rgba(95, 121, 106, 0.16);
  box-shadow: 0 36px 90px rgba(0, 0, 0, 0.2);
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.preview-close {
  position: absolute;
  top: 14px;
  right: 14px;
  box-shadow: none;
}

.card-preview-media-wrap {
  padding-top: 24px;
}

.card-preview-image {
  width: 100%;
  border-radius: 24px;
  border: 1px solid rgba(95, 121, 106, 0.14);
  background: #fff;
}

.card-preview-content {
  padding: 28px 12px 12px 0;
  display: grid;
  gap: 12px;
}

.preview-meta,
.preview-blurb {
  color: var(--muted);
  line-height: 1.65;
}

.lecturer-metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.lecturer-metric-card {
  padding: 20px;
  display: grid;
  gap: 8px;
}

.lecturer-metric-card strong {
  font-size: 2rem;
}

.lecturer-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 18px;
  align-items: start;
}

.lecturer-group-list,
.lecturer-feedback-list {
  display: grid;
  gap: 14px;
}

.lecturer-group-card,
.lecturer-feedback-card {
  padding: 18px;
  border-radius: 24px;
  border: 1px solid rgba(99, 126, 111, 0.14);
  background: rgba(255, 255, 255, 0.82);
  display: grid;
  gap: 14px;
}

.lecturer-group-head,
.lecturer-feedback-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.lecturer-group-metrics,
.lecturer-feedback-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.lecturer-member-block,
.lecturer-feedback-text-block {
  display: grid;
  gap: 10px;
}

.lecturer-member-tools {
  display: grid;
  gap: 10px;
  padding-top: 2px;
}

.lecturer-add-member-form {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.lecturer-add-member-form input {
  min-width: 0;
}

.lecturer-form-note {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.lecturer-member-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 18px;
  background: rgba(248, 244, 235, 0.86);
  border: 1px solid rgba(95, 121, 106, 0.12);
}

.lecturer-member-row div {
  display: grid;
  gap: 2px;
}

.lecturer-member-row span,
.lecturer-reflection-summary p,
.lecturer-feedback-text-block p {
  color: var(--muted);
  line-height: 1.6;
}

.lecturer-reflection-summary {
  display: grid;
  gap: 8px;
}

.is-hidden {
  display: none !important;
}

img,
.library-card-image,
.placed-card-image,
.card-preview-image {
  animation: none !important;
}

@media (max-width: 1320px) {
  .player-status-grid,
  .lecturer-metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .player-workspace-grid,
  .lecturer-main-grid,
  .puzzle-stage-body,
  .welcome-layout {
    grid-template-columns: 1fr;
  }

  .lecturer-add-member-form {
    grid-template-columns: 1fr;
  }

  .board-frame-dynamic,
  .player-library-panel {
    min-height: 720px;
  }
}

@media (max-width: 900px) {
  .topbar,
  .discussion-labels,
  .board-footer-note-wide,
  .lecturer-group-head,
  .lecturer-feedback-head {
    flex-direction: column;
    align-items: stretch;
  }

  .discussion-grid,
  .library-card-grid,
  .card-preview-dialog,
  .player-status-grid,
  .lecturer-metrics-grid {
    grid-template-columns: 1fr;
  }

  .player-shell,
  .lecturer-shell,
  .welcome-layout {
    width: min(100%, calc(100% - 24px));
  }

  .board-frame-dynamic,
  .player-library-panel {
    min-height: 620px;
  }

  .board-zone-drop-hint {
    display: none;
  }
}

/* Classic left-library workshop layout refinement */
.player-workspace-grid-classic {
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 18px;
}

.player-library-panel-left {
  min-height: 0;
  display: grid;
  gap: 14px;
  align-content: start;
  max-height: none;
}

.library-status-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.library-status-chip {
  padding: 12px 14px;
  border-radius: 18px;
  border: 1px solid rgba(99, 126, 111, 0.14);
  background: rgba(255, 255, 255, 0.86);
  display: grid;
  gap: 4px;
}

.library-status-chip span {
  font-size: 11px;
  color: #648073;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
}

.library-status-chip strong {
  font-size: 0.98rem;
  line-height: 1.25;
}

.puzzle-stage-classic {
  padding: 18px;
  display: grid;
  gap: 14px;
}

.board-frame-dynamic {
  min-height: 620px;
  aspect-ratio: 16 / 9;
  height: auto;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 244, 236, 0.96));
}

.board-base-art {
  background-size: 100% 100%;
  opacity: 0.98;
}

.board-zone {
  border: none;
  background: transparent;
  border-radius: 20px;
  box-shadow: none;
}

.board-zone.drag-over {
  border: 2px dashed rgba(47, 110, 73, 0.78);
  background: rgba(231, 241, 229, 0.2);
  box-shadow: 0 0 0 4px rgba(47, 110, 73, 0.1);
}

.placed-card {
  width: clamp(88px, 7vw, 108px);
}

.placed-card-face {
  padding: 6px;
  border-radius: 18px;
  box-shadow: 0 14px 26px rgba(43, 57, 45, 0.16);
}

.placed-card-image {
  aspect-ratio: 0.72 / 1;
  object-fit: contain;
  border-radius: 12px;
}

.player-library-panel {
  min-height: 620px;
}

.library-card-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.library-card {
  align-content: start;
}

.library-card-media-wrap {
  padding: 10px;
}

.library-card-image {
  width: 100%;
  aspect-ratio: 0.72 / 1;
  height: auto;
  object-fit: contain;
  object-position: center top;
  border-radius: 14px;
  background: #fff;
}

.library-card-body {
  padding: 10px 12px 12px;
  gap: 7px;
}

.library-card-body strong {
  font-size: 0.9rem;
}

.library-card-actions-row {
  grid-template-columns: 1fr;
}

.library-action-buttons {
  justify-content: flex-start;
}

.card-feedback {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.board-footer-note-wide {
  align-items: flex-start;
}

@media (max-width: 1320px) {
  .player-workspace-grid-classic {
    grid-template-columns: 1fr;
  }

  .player-library-panel-left {
    order: 2;
  }

  .puzzle-stage-classic {
    order: 1;
  }
}

@media (max-width: 900px) {
  .library-status-strip,
  .library-card-grid {
    grid-template-columns: 1fr;
  }

  .board-frame-dynamic {
    min-height: 460px;
  }
}

/* Formula + innovation visibility refinements */
.phase-chip-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(95, 121, 106, 0.14);
  background: rgba(255, 255, 255, 0.84);
  color: var(--text);
  box-shadow: none;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.phase-chip-button.is-active {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #fff;
}

.preview-toggle-button {
  margin-left: auto;
}

.phase-chip-lock {
  padding: 3px 7px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.library-card.is-preview-only {
  background: linear-gradient(180deg, rgba(252, 249, 242, 0.96), rgba(245, 241, 232, 0.94));
}

.card-lock-note {
  color: #7b624b;
  font-size: 12px;
  line-height: 1.5;
  font-weight: 700;
}

.board-zone {
  overflow: visible;
}

.placed-card {
  width: clamp(76px, 5.8vw, 92px);
}

.placed-card-face {
  padding: 5px;
  border-radius: 16px;
}

.placed-card-image {
  aspect-ratio: 0.72 / 1;
  object-fit: contain;
  border-radius: 11px;
}

.placed-card-remove {
  padding: 5px 9px;
  font-size: 11px;
}

/* Fixed-slot workshop board refinement */
:root {
  --board-slot-width: clamp(60px, 3.7vw, 84px);
}

.player-shell {
  width: min(1920px, calc(100% - 12px));
}

.player-workspace-grid-classic {
  grid-template-columns: 272px minmax(0, 1fr);
  gap: 12px;
}

.puzzle-stage-classic {
  padding: 12px 12px 16px;
}

.board-frame-dynamic {
  min-height: clamp(900px, 56vw, 1060px);
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.99), rgba(247, 244, 236, 0.97)),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.82), transparent 36%);
}

.board-base-art {
  background-repeat: no-repeat;
  background-position: 48% 52%;
  background-size: 143% auto;
  transform: none;
  opacity: 0.99;
}

.board-zone {
  --zone-slot-width: var(--board-slot-width);
  border: none;
  background: transparent;
  border-radius: 30px;
  overflow: visible;
}

.board-zone[data-zone-key="product_design"] {
  --zone-accent: #7d97db;
}

.board-zone[data-zone-key="raw_materials"] {
  --zone-accent: #79b48d;
}

.board-zone[data-zone-key="manufacturing"] {
  --zone-accent: #d8a749;
}

.board-zone[data-zone-key="packaging_logistics"] {
  --zone-accent: #a07bde;
}

.board-zone[data-zone-key="retail"] {
  --zone-accent: #6eb8cf;
}

.board-zone[data-zone-key="use"] {
  --zone-accent: #de8a57;
}

.board-zone[data-zone-key="end_of_life"] {
  --zone-accent: #93a3ae;
}

.board-zone.drag-over {
  background: rgba(255, 255, 255, 0.18);
  box-shadow: inset 0 0 0 3px rgba(47, 110, 73, 0.2);
}

.board-slot {
  position: absolute;
  width: var(--zone-slot-width);
  aspect-ratio: 0.72 / 1;
  transform: translate(-50%, -50%);
  border-radius: 20px;
  border: 2px dashed var(--zone-accent, rgba(95, 121, 106, 0.58));
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(247, 244, 236, 0.84));
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.82),
    0 10px 22px rgba(43, 57, 45, 0.07);
  z-index: 1;
  transition:
    transform 0.14s ease,
    box-shadow 0.14s ease,
    border-color 0.14s ease,
    opacity 0.14s ease;
}

.board-slot::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(102, 120, 109, 0.1);
}

.board-slot.is-innovation-slot {
  background:
    linear-gradient(180deg, rgba(242, 248, 243, 0.92), rgba(231, 241, 229, 0.78));
}

.board-slot.is-filled {
  opacity: 0.2;
  transform: translate(-50%, -50%) scale(0.98);
}

.board-slot.is-targeted {
  border-color: rgba(47, 110, 73, 0.94);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.9),
    0 0 0 8px rgba(47, 110, 73, 0.12),
    0 16px 28px rgba(43, 57, 45, 0.14);
  transform: translate(-50%, -50%) scale(1.03);
}

.placed-card {
  width: calc(var(--zone-slot-width) - 8px);
  transform: translate(-50%, -50%);
  z-index: 2;
}

.placed-card[draggable="true"] {
  cursor: grab;
}

.placed-card-face {
  width: 100%;
  padding: 6px;
  border-radius: 16px;
  border: 1px solid rgba(117, 130, 111, 0.16);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 14px 24px rgba(43, 57, 45, 0.16);
  cursor: pointer;
}

.placed-card-image {
  width: 100%;
  aspect-ratio: 0.72 / 1;
  object-fit: contain;
  object-position: center top;
  border-radius: 10px;
  background: #fff;
}

.placed-card-remove {
  top: -8px;
  right: -8px;
  width: 22px;
  height: 22px;
  padding: 0;
  display: grid;
  place-items: center;
  border-radius: 999px;
  font-size: 17px;
  line-height: 1;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.98);
  color: #924739;
  border: 1px solid rgba(187, 77, 54, 0.22);
  box-shadow: 0 8px 18px rgba(17, 35, 26, 0.14);
}

.player-topbar {
  width: min(1900px, calc(100% - 28px));
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  padding-top: 18px;
}

.player-topbar .brand-stack {
  min-width: 0;
  align-items: flex-start;
  gap: 16px;
}

.player-topbar .brand-stack > div {
  min-width: 0;
}

.player-topbar .ghost-link {
  flex: 0 0 auto;
  margin-top: 10px;
}

.player-topbar #page-title {
  font-size: clamp(2rem, 2.8vw, 3rem);
  line-height: 0.95;
  max-width: 12ch;
}

.player-topbar .workshop-topbar-meta {
  justify-content: flex-end;
  align-items: center;
  gap: 12px;
  flex-wrap: nowrap;
  min-width: 0;
}

.player-topbar .member-summary {
  max-width: 260px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.player-topbar .topbar-user {
  display: none !important;
}

.player-topbar .group-badge {
  width: clamp(116px, 8vw, 132px);
  height: clamp(116px, 8vw, 132px);
  min-width: 0;
  min-height: 0;
  padding: 14px 12px 16px;
  border-radius: 34px;
  gap: 8px;
  align-content: center;
  justify-items: center;
  overflow: hidden;
}

.player-topbar .group-badge span {
  font-size: 0.82rem;
  letter-spacing: 0.24em;
  line-height: 1;
}

.player-topbar .group-badge strong {
  font-size: clamp(1.9rem, 2.45vw, 2.7rem);
  line-height: 0.86;
  letter-spacing: -0.05em;
  white-space: nowrap;
}

.enhanced-board-head {
  align-items: flex-start;
  gap: 18px;
}

#board-title {
  font-size: clamp(1.28rem, 1.75vw, 1.9rem);
  line-height: 1.12;
  max-width: 24ch;
}

.enhanced-board-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
}

.board-head-actions {
  flex: 0 0 auto;
}

.pointer-drag-ghost {
  position: fixed;
  width: clamp(72px, 5.2vw, 94px);
  aspect-ratio: 0.72 / 1;
  transform: translate(-50%, -50%) rotate(-3deg);
  pointer-events: none;
  z-index: 9999;
  padding: 5px;
  border-radius: 16px;
  border: 1px solid rgba(117, 130, 111, 0.16);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 18px 34px rgba(17, 35, 26, 0.28);
}

.pointer-drag-ghost img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center top;
  border-radius: 11px;
  background: #fff;
}

body.pointer-dragging,
body.pointer-dragging * {
  user-select: none !important;
}

body.pointer-dragging .library-card[draggable="true"],
body.pointer-dragging .placed-card[draggable="true"] {
  cursor: grabbing !important;
}

@media (max-width: 1480px) {
  .player-shell {
    width: min(100%, calc(100% - 18px));
  }
}

@media (max-width: 1320px) {
  .player-topbar {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }

  .player-topbar .workshop-topbar-meta {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .player-topbar .member-summary {
    max-width: none;
    justify-content: flex-start;
  }

  .player-workspace-grid-classic {
    grid-template-columns: 1fr;
  }

  .player-library-panel-left {
    order: 2;
  }

  .puzzle-stage-classic {
    order: 1;
  }

  .board-frame-dynamic {
    min-height: clamp(700px, 64vw, 900px);
  }
}

@media (max-width: 900px) {
  .library-status-strip,
  .library-card-grid {
    grid-template-columns: 1fr;
  }

  .player-topbar .brand-stack {
    flex-direction: column;
    gap: 10px;
  }

  #board-title {
    font-size: clamp(1.1rem, 6vw, 1.5rem);
    max-width: none;
  }

  .enhanced-board-head {
    gap: 12px;
  }

  .board-frame-dynamic {
    min-height: 480px;
  }

  .board-slot {
    width: var(--zone-slot-width);
  }
}