/* 서호초등학교 바이브코딩 전시관 */

:root {
  color-scheme: light;
  --orange: #ff9a1f;
  --orange-deep: #ef7600;
  --brown: #5a3413;
  --brown-soft: #8a5a2b;
  --cream: #fff8ee;
  --ink: #2d2118;
  --muted: #86766a;
  --line: #eee3d3;
  --bar: #f5f0e9;
  --pink: #ff5c8a;
  --tv: #2a211b;
  --font-display: "Jua", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --font-body: "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #fff;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}

main {
  flex: 1;
}

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid rgba(255, 154, 31, 0.6);
  outline-offset: 2px;
}

[hidden] {
  display: none !important;
}

.wrap {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}

.display {
  font-family: var(--font-display);
  font-weight: 400;
}

/* ---------- 머리글 ---------- */

.site-header {
  background:
    radial-gradient(rgba(255, 255, 255, 0.16) 1.5px, transparent 2px) 0 0 / 18px 18px,
    linear-gradient(180deg, #ffab3a, #ff9010);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  padding-bottom: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.brand-logo {
  flex: none;
  width: 78px;
  height: 78px;
  padding: 5px;
  border-radius: 20px;
  background: #fff;
  object-fit: contain;
  box-shadow:
    0 0 0 4px var(--brown),
    0 7px 0 4px rgba(90, 52, 19, 0.3);
  transform: rotate(-3deg);
}

.brand-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(26px, 4.4vw, 46px);
  line-height: 1.15;
  color: #fff;
  letter-spacing: 0.5px;
  text-shadow:
    3px 0 0 var(--brown),
    -3px 0 0 var(--brown),
    0 3px 0 var(--brown),
    0 -3px 0 var(--brown),
    2px 2px 0 var(--brown),
    -2px -2px 0 var(--brown),
    2px -2px 0 var(--brown),
    -2px 2px 0 var(--brown),
    0 7px 0 rgba(90, 52, 19, 0.35);
}

.brand-title .school {
  color: #fff4a3;
}

.brand-sub {
  margin: 6px 0 0 2px;
  font-family: var(--font-display);
  font-size: 17px;
  color: #fff;
  text-shadow: 0 1px 0 rgba(90, 52, 19, 0.35);
}

.header-bubble {
  position: relative;
  flex: none;
  margin: 0;
  padding: 10px 18px;
  border-radius: 18px;
  background: #fff;
  color: var(--brown);
  font-family: var(--font-display);
  font-size: 18px;
  white-space: nowrap;
  box-shadow: 0 4px 0 rgba(90, 52, 19, 0.25);
}

.header-bubble::before {
  content: "";
  position: absolute;
  top: 50%;
  left: -9px;
  transform: translateY(-50%);
  border: 9px solid transparent;
  border-left: 0;
  border-right-color: #fff;
}

.header-bubble b {
  color: var(--orange-deep);
  font-size: 24px;
  font-weight: 400;
}

.tabs {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  overflow-x: auto;
  padding-top: 4px;
  scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
  display: none;
}

.tab {
  flex: none;
  padding: 10px 18px 8px;
  border-radius: 14px 14px 0 0;
  color: #fff;
  font-family: var(--font-display);
  font-size: 19px;
  text-decoration: none;
  text-shadow: 0 1px 0 rgba(90, 52, 19, 0.35);
  transition: background 0.15s;
}

.tab:hover {
  background: rgba(255, 255, 255, 0.2);
}

.tab.is-active {
  padding-top: 13px;
  background: #fff;
  color: var(--orange-deep);
  text-shadow: none;
}

.tab-register {
  margin-left: auto;
  background: var(--brown);
}

.tab-register:hover {
  background: #6f4421;
}

.tab-register.is-active {
  color: var(--brown);
}

/* ---------- 안내 상자 ---------- */

.notices:empty {
  display: none;
}

.notices {
  display: grid;
  gap: 8px;
  padding-top: 14px;
}

.notice {
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 14px;
}

.notice-error {
  background: #fff1f0;
  border: 2px solid #ffb4ad;
  color: #8a1c12;
}

.notice-demo {
  background: #eef6ff;
  border: 2px solid #c5defc;
  color: #1d3f6e;
}

/* ---------- 도구 줄 (분류 + 검색) ---------- */

.toolbar-band {
  background: var(--bar);
  border-bottom: 1px solid var(--line);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  padding-top: 12px;
  padding-bottom: 12px;
}

.chip-group {
  display: flex;
  gap: 2px;
  max-width: 100%;
  overflow-x: auto;
  padding: 4px;
  border-radius: 12px;
  background: #5d5047;
  scrollbar-width: none;
}

.chip-group::-webkit-scrollbar {
  display: none;
}

.chip-group button {
  flex: none;
  padding: 6px 12px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.chip-group button:hover {
  background: rgba(255, 255, 255, 0.12);
}

.chip-group button[aria-pressed="true"] {
  background: var(--orange);
}

.chip-group .n {
  margin-left: 3px;
  font-weight: 500;
  opacity: 0.75;
}

.search {
  display: flex;
  gap: 6px;
}

.search select,
.search input {
  height: 38px;
  border: 2px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.search select {
  padding: 0 8px;
}

.search input {
  width: 200px;
  padding: 0 12px;
}

.search button {
  display: grid;
  place-items: center;
  width: 42px;
  height: 38px;
  border: 0;
  border-radius: 10px;
  background: var(--orange);
  color: #fff;
}

.search button svg {
  width: 20px;
  height: 20px;
}

/* ---------- 본문 배치 ---------- */

.layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  align-items: start;
  gap: 28px;
  padding-top: 22px;
  padding-bottom: 56px;
}

.section + .section {
  margin-top: 36px;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 24px;
}

.section-title .accent {
  color: var(--orange-deep);
}

.section-title .count {
  margin-left: 4px;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 15px;
}

.sort {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
}

.sort select {
  padding: 6px 10px;
  border: 2px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

/* ---------- 왼쪽: 추천 작품 TV + 등록 버튼 ---------- */

.spotlight {
  padding: 14px 14px 16px;
  border-radius: 28px;
  background: var(--tv);
  color: #fff;
  box-shadow:
    inset 0 0 0 3px #43362d,
    0 8px 20px rgba(0, 0, 0, 0.18);
}

.spotlight-head {
  margin: 2px 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 20px;
  text-align: center;
}

.spotlight-head .hot {
  color: #ff7a45;
}

.spotlight-screen {
  position: relative;
  display: block;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 14px;
  background: #000;
  box-shadow: 0 0 0 3px #111;
  container-type: inline-size;
}

.spotlight-caption {
  margin: 10px 0 0;
  overflow: hidden;
  font-weight: 700;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.spotlight-by {
  margin: 0;
  color: #cbbfb3;
  font-size: 13px;
  text-align: center;
}

.spotlight-dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
  margin-top: 10px;
}

.spotlight-dots button {
  width: 24px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 5px;
  background: #554740;
  color: #d8cfc7;
  font-size: 12px;
  font-weight: 700;
}

.spotlight-dots button[aria-current="true"] {
  background: var(--orange);
  color: #fff;
}

.spotlight-empty {
  display: grid;
  place-items: center;
  height: 100%;
  padding: 16px;
  color: #cbbfb3;
  font-size: 14px;
  text-align: center;
}

.cta-register {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 26px 8px 0;
  padding: 14px 16px 11px;
  border-radius: 999px;
  background: linear-gradient(180deg, #ff8f5e, #ff4f6d);
  color: #fff;
  text-decoration: none;
  box-shadow:
    0 0 0 5px #fff,
    0 0 0 8px #ff4f6d,
    0 12px 20px rgba(255, 79, 109, 0.35);
  transition: transform 0.15s;
}

.cta-register:hover {
  transform: translateY(-2px) scale(1.02);
}

.cta-register strong {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 26px;
  line-height: 1.2;
  text-shadow: 0 2px 0 rgba(150, 20, 50, 0.35);
}

.cta-register small {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  opacity: 0.9;
}

.cta-register::before,
.cta-register::after {
  content: "✦";
  position: absolute;
  color: #fff27a;
  text-shadow: 0 0 6px rgba(255, 255, 255, 0.8);
}

.cta-register::before {
  top: -14px;
  left: 6px;
  font-size: 20px;
}

.cta-register::after {
  right: 2px;
  bottom: -12px;
  font-size: 16px;
}

.side-box {
  margin-top: 26px;
  padding: 14px 16px;
  border: 2px solid var(--line);
  border-radius: 16px;
  font-size: 14px;
}

.side-box h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 18px;
}

.side-box ol {
  margin: 0;
  padding-left: 20px;
}

.side-box li + li {
  margin-top: 3px;
}

/* ---------- 홈: 반별 전시실 문 ---------- */

.doors {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

.door {
  --door: var(--orange);
  --door-soft: #fff3e0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 3px solid var(--door);
  border-radius: 22px;
  background: var(--door-soft);
  color: inherit;
  text-decoration: none;
  transition:
    transform 0.15s,
    box-shadow 0.15s;
}

.door:nth-child(4n + 2) {
  --door: #36a2eb;
  --door-soft: #eaf5fe;
}

.door:nth-child(4n + 3) {
  --door: #3cb371;
  --door-soft: #eafaf0;
}

.door:nth-child(4n + 4) {
  --door: #ff5c8a;
  --door-soft: #ffeef3;
}

.door:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.12);
}

.door-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 12px 16px 10px;
  background: var(--door);
  color: #fff;
}

.door-name {
  font-family: var(--font-display);
  font-size: 26px;
  text-shadow: 0 2px 0 rgba(0, 0, 0, 0.15);
}

.door-count {
  font-size: 14px;
  font-weight: 700;
}

.door-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  padding: 14px 14px 4px;
}

.door-thumb {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.05);
  container-type: inline-size;
}

.door-go {
  margin: 10px 14px 14px;
  padding: 8px;
  border-radius: 12px;
  background: #fff;
  color: var(--door);
  font-family: var(--font-display);
  font-size: 17px;
  text-align: center;
}

/* ---------- 작품 타일 ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(128px, 1fr));
  gap: 18px 14px;
}

.card {
  display: block;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.card:focus-visible {
  outline: none;
}

.card-thumb {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 14px;
  background: #eee;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.06),
    0 3px 0 rgba(0, 0, 0, 0.08);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease;
  container-type: inline-size;
}

.card:hover .card-thumb,
.card:focus-visible .card-thumb {
  transform: translateY(-4px);
  box-shadow:
    0 0 0 3px var(--orange),
    0 10px 18px rgba(239, 118, 0, 0.25);
}

.thumb-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background:
    radial-gradient(rgba(255, 255, 255, 0.28) 2px, transparent 2.5px) 0 0 / 14px 14px,
    linear-gradient(135deg, var(--c1), var(--c2));
}

.thumb-emoji {
  font-size: 56px;
  font-size: 44cqw;
  line-height: 1;
  filter: drop-shadow(0 4px 0 rgba(0, 0, 0, 0.15));
}

.thumb-img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #fff;
}

.ribbon {
  position: absolute;
  top: 9px;
  left: -26px;
  z-index: 2;
  width: 90px;
  padding: 2px 0;
  background: #ff3d6e;
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1px;
  text-align: center;
  transform: rotate(-45deg);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.card-cat {
  position: absolute;
  right: 6px;
  bottom: 6px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  font-size: 15px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
}

.card-play {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.25);
  opacity: 0;
  transition: opacity 0.15s;
}

.card-play svg {
  width: 46px;
  height: 46px;
  padding: 10px 8px 10px 12px;
  border-radius: 50%;
  background: #fff;
  fill: var(--orange-deep);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
}

.card:hover .card-play,
.card:focus-visible .card-play {
  opacity: 1;
}

.card-title {
  display: -webkit-box;
  margin-top: 8px;
  overflow: hidden;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.35;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.card-author {
  overflow: hidden;
  color: var(--muted);
  font-size: 12.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.skeleton .card-thumb {
  background: linear-gradient(90deg, #f3eee8 25%, #faf6f1 50%, #f3eee8 75%) 0 0 / 200% 100%;
  box-shadow: none;
  animation: shimmer 1.2s infinite linear;
}

.skeleton .card-title {
  width: 70%;
  height: 14px;
  border-radius: 6px;
  background: #f3eee8;
}

@keyframes shimmer {
  to {
    background-position: -200% 0;
  }
}

.grid > .empty {
  grid-column: 1 / -1;
}

.empty {
  padding: 44px 16px;
  border: 2px dashed var(--line);
  border-radius: 18px;
  color: var(--muted);
  text-align: center;
}

.empty .big {
  display: block;
  margin-bottom: 6px;
  font-size: 46px;
}

.empty a,
.empty button {
  color: var(--orange-deep);
  font-weight: 700;
}

.empty button {
  padding: 0;
  border: 0;
  background: none;
  text-decoration: underline;
}

/* ---------- 버튼 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border: 0;
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  font-size: 14.5px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.btn-orange {
  background: var(--orange);
  color: #fff;
  box-shadow: 0 3px 0 var(--orange-deep);
}

.btn-orange:hover {
  background: #ffa634;
}

.btn-dark {
  background: #4a3c33;
  color: #fff;
}

.btn-dark:hover {
  background: #5d4b40;
}

.btn-line {
  border: 2px solid var(--line);
  background: #fff;
}

.btn-line:hover {
  border-color: #e0cfb6;
}

.btn-danger {
  border: 2px solid #ffd0cb;
  background: #fff;
  color: #c0392b;
}

.btn[disabled] {
  cursor: not-allowed;
  opacity: 0.55;
}

/* ---------- 작품 실행 화면 ---------- */

.more {
  padding-bottom: 56px;
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 16px;
  color: var(--muted);
  font-size: 14px;
}

.crumbs a {
  color: var(--brown-soft);
  font-weight: 700;
  text-decoration: none;
}

.play-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  align-items: start;
  gap: 24px;
  padding-top: 12px;
  padding-bottom: 40px;
}

.stage {
  display: flex;
  flex-direction: column;
  padding: 12px;
  border-radius: 24px;
  background: var(--tv);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
}

.stage-screen {
  position: relative;
  height: min(72vh, 680px);
  min-height: 360px;
  overflow: hidden;
  border-radius: 12px;
  background: #fff;
}

.stage-screen iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
}

.stage-loading {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 10px;
  color: var(--muted);
  font-size: 15px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #f1e6d6;
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.stage-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 4px 0;
  color: #d8cfc7;
  font-size: 13px;
}

.stage-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stage:fullscreen {
  padding: 8px;
  border-radius: 0;
}

.stage:fullscreen .stage-screen {
  flex: 1;
  height: auto;
}

.info {
  position: sticky;
  top: 16px;
  padding: 20px;
  border: 2px solid var(--line);
  border-radius: 22px;
  background: #fff;
}

.info-thumb {
  position: relative;
  width: 84px;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 16px;
  container-type: inline-size;
}

.info h1 {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 28px;
  line-height: 1.25;
  word-break: keep-all;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border: 1px solid #ffd9a8;
  border-radius: 999px;
  background: var(--cream);
  color: var(--orange-deep);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.meta {
  display: grid;
  gap: 4px;
  margin: 14px 0;
  padding: 0;
  font-size: 14px;
  list-style: none;
}

.meta li {
  display: flex;
  gap: 10px;
}

.meta span {
  flex: none;
  color: var(--muted);
}

.teacher {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 2px dashed var(--line);
  font-size: 14px;
}

.teacher summary {
  color: var(--muted);
  cursor: pointer;
}

.teacher .info-actions {
  margin-top: 10px;
}

.desc {
  margin: 0;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--cream);
  font-size: 14.5px;
  white-space: pre-line;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.info-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.fullview {
  margin: 0;
  overflow: hidden;
  background: #fff;
}

.fullview iframe {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ---------- 작품 등록 ---------- */

.page-hero {
  padding: 26px 0 4px;
  text-align: center;
}

.page-hero h1 {
  margin: 0;
  color: var(--brown);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(28px, 4vw, 38px);
}

.page-hero p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.how {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 880px;
  margin: 18px auto 0;
  padding: 0;
  list-style: none;
}

.how li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--cream);
  font-size: 14.5px;
  line-height: 1.4;
}

.how b {
  display: block;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 400;
}

.how-num {
  display: grid;
  flex: none;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--orange);
  color: #fff;
  font-family: var(--font-display);
  font-size: 20px;
  box-shadow: 0 3px 0 var(--orange-deep);
}

.register-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  align-items: start;
  gap: 24px;
  max-width: 880px;
  margin: 20px auto 0;
  padding-bottom: 56px;
}

.form-card {
  padding: 24px;
  border: 2px solid var(--line);
  border-radius: 22px;
  background: #fff;
}

.form-card h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 21px;
}

.form-card h2:not(:first-child) {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 2px dashed var(--line);
}

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

.field {
  display: grid;
  align-content: start;
  gap: 6px;
  min-width: 0;
}

.field.span-2 {
  grid-column: span 2;
}

.field.full {
  grid-column: 1 / -1;
}

.field > label,
.field > .label {
  font-size: 14.5px;
  font-weight: 700;
}

.req {
  color: var(--pink);
}

.field input[type="text"],
.field input[type="number"],
.field input[type="password"],
.field select,
.field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--orange);
  outline: none;
}

.field textarea {
  min-height: 110px;
  resize: vertical;
}

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

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pills label {
  position: relative;
}

.pills input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.pills span {
  display: inline-block;
  padding: 7px 14px;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
}

.pills input:checked + span {
  border-color: var(--orange);
  background: var(--orange);
  color: #fff;
}

.pills input:focus-visible + span {
  outline: 3px solid rgba(255, 154, 31, 0.6);
  outline-offset: 2px;
}

.dropzone {
  display: block;
  padding: 26px 16px;
  border: 3px dashed #ffc98a;
  border-radius: 18px;
  background: #fffbf5;
  text-align: center;
  cursor: pointer;
  transition:
    background 0.15s,
    border-color 0.15s;
}

.dropzone:hover,
.dropzone.is-over {
  border-color: var(--orange);
  background: #fff1dc;
}

.dropzone .big {
  display: block;
  font-size: 40px;
  line-height: 1.2;
}

.dropzone strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 19px;
}

.dropzone input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.file-chosen {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 2px solid #bfe6c8;
  border-radius: 14px;
  background: #f0fbf2;
}

.file-chosen .name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-chosen .size {
  color: var(--muted);
  font-size: 13px;
}

.preview-frame {
  position: relative;
  height: 380px;
  margin-top: 12px;
  overflow: hidden;
  border: 6px solid var(--tv);
  border-radius: 16px;
  background: #fff;
}

.preview-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.emoji-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.emoji-row button {
  width: 42px;
  height: 42px;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: #fff;
  font-size: 22px;
  line-height: 1;
}

.emoji-row button[aria-pressed="true"] {
  border-color: var(--orange);
  background: #fff1dc;
}

.thumb-pick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.form-error {
  margin: 18px 0 0;
  padding: 10px 14px;
  border-radius: 12px;
  background: #fff1f0;
  color: #b3261e;
  font-weight: 700;
}

.submit-row {
  display: flex;
  justify-content: center;
  margin-top: 22px;
}

.btn-submit {
  padding: 14px 40px;
  border-radius: 999px;
  background: linear-gradient(180deg, #ff8f5e, #ff4f6d);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  box-shadow: 0 5px 0 #d8365a;
}

.btn-submit:hover:not([disabled]) {
  transform: translateY(-1px);
}

.preview-side {
  position: sticky;
  top: 16px;
  padding: 16px;
  border-radius: 20px;
  background: var(--bar);
  text-align: center;
}

.preview-side h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
}

.preview-side .card {
  max-width: 170px;
  margin: 0 auto;
  text-align: left;
}

.help {
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: 16px;
  background: var(--cream);
  font-size: 14.5px;
}

.help summary {
  color: var(--orange-deep);
  font-weight: 700;
  cursor: pointer;
}

.help ol {
  margin: 10px 0 0;
  padding-left: 20px;
}

.help li + li {
  margin-top: 4px;
}

kbd {
  padding: 1px 6px;
  border: 1px solid #d9cbb8;
  border-bottom-width: 3px;
  border-radius: 6px;
  background: #fff;
  font-family: inherit;
  font-size: 13px;
}

code {
  padding: 1px 6px;
  border-radius: 6px;
  background: #fff1dc;
  font-size: 90%;
}

.done {
  max-width: 560px;
  margin: 40px auto 60px;
  padding: 36px 24px;
  border: 3px solid #ffd9a8;
  border-radius: 28px;
  background: var(--cream);
  text-align: center;
}

.done .big {
  font-size: 64px;
  line-height: 1.1;
}

.done h2 {
  margin: 10px 0 6px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 30px;
}

.done-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- 바닥글 ---------- */

.site-footer {
  padding: 20px 0;
  border-top: 1px solid var(--line);
  background: var(--bar);
  color: var(--muted);
  font-size: 13px;
}

.site-footer .wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
}

.site-footer img {
  width: 26px;
  height: 26px;
  border-radius: 6px;
}

/* ---------- 작은 화면 ---------- */

@media (max-width: 960px) {
  .play-layout {
    grid-template-columns: 1fr;
  }

  .info {
    position: static;
  }
}

@media (max-width: 880px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    order: 2;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 20px;
  }

  .sidebar .cta-register,
  .sidebar .side-box {
    margin-top: 0;
  }

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

  .preview-side {
    position: static;
  }
}

@media (max-width: 760px) {
  .header-bubble {
    display: none;
  }

  .brand-logo {
    width: 58px;
    height: 58px;
    border-radius: 16px;
  }

  .brand-sub {
    font-size: 14px;
  }

  .tab {
    padding: 9px 13px 7px;
    font-size: 16px;
  }

  .tab.is-active {
    padding-top: 11px;
  }

  .search {
    width: 100%;
  }

  .search input {
    flex: 1;
    width: auto;
    min-width: 0;
  }

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

  .form-card {
    padding: 18px 16px;
  }

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

  .field.span-2 {
    grid-column: 1 / -1;
  }

  .stage-screen {
    height: 64vh;
    min-height: 300px;
  }
}

@media (max-width: 560px) {
  .sidebar {
    grid-template-columns: 1fr;
  }

  .grid {
    grid-template-columns: repeat(auto-fill, minmax(104px, 1fr));
    gap: 14px 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}