:root {
  color-scheme: dark;
  font-family: "SF Pro Display", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --studio-bg: #070b14;
  --studio-surface: #101725;
  --studio-surface-2: #151e2f;
  --studio-border: rgba(255, 255, 255, 0.09);
  --studio-text: #f4f7fb;
  --studio-muted: #92a0b5;
  --studio-accent: #66d9ff;
  --studio-warm: #ffb86b;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--studio-bg); color: var(--studio-text); }
body { min-height: 100vh; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.studio-hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-end;
  padding: 54px clamp(20px, 5vw, 76px) 34px;
  background:
    radial-gradient(circle at 12% 0%, rgba(43, 198, 255, .18), transparent 35%),
    radial-gradient(circle at 85% 10%, rgba(255, 138, 76, .13), transparent 30%),
    linear-gradient(180deg, #0c1423 0%, var(--studio-bg) 100%);
  border-bottom: 1px solid var(--studio-border);
}
.studio-brand { display: inline-block; margin-bottom: 22px; color: var(--studio-accent); font-size: 12px; font-weight: 800; letter-spacing: .2em; }
.studio-hero h1 { margin: 0; font-size: clamp(34px, 5vw, 66px); letter-spacing: -.04em; }
.studio-hero p { margin: 12px 0 0; color: var(--studio-muted); font-size: 16px; }
.studio-account { width: min(430px, 42vw); padding: 15px; border: 1px solid rgba(255,255,255,.12); border-radius: 17px; background: linear-gradient(145deg, rgba(20,30,47,.94), rgba(9,15,26,.94)); box-shadow: 0 18px 54px rgba(0,0,0,.24); backdrop-filter: blur(18px); }
.studio-account-identity { display: flex; align-items: center; gap: 11px; min-width: 0; }
.studio-account-identity > div { min-width: 0; flex: 1; }
.studio-account-identity small, .studio-account-identity strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-account-identity small { margin-bottom: 3px; color: var(--studio-muted); font-size: 10px; letter-spacing: .08em; }
.studio-account-identity strong { font-size: 15px; }
.studio-account-avatar { display: grid; width: 38px; height: 38px; flex: 0 0 auto; place-items: center; border: 1px solid rgba(102,217,255,.34); border-radius: 12px; color: #071019; background: linear-gradient(135deg, #9beaff, #56c9f5); font-size: 16px; font-weight: 900; }
.studio-account-avatar.is-guest { color: var(--studio-accent); background: rgba(102,217,255,.08); }
.studio-account-tier { flex: 0 0 auto; padding: 5px 8px; border: 1px solid var(--studio-border); border-radius: 999px; font-size: 10px; white-space: nowrap; }
.studio-account-tier.is-unlocked { color: #83efba; border-color: rgba(91,229,158,.3); background: rgba(50,179,118,.09); }
.studio-account-tier.is-partial { color: #ffd184; border-color: rgba(255,190,93,.32); background: rgba(255,176,66,.08); }
.studio-account-tier.is-basic { color: var(--studio-muted); }
.studio-account-permissions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.studio-account-permissions span { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; padding: 9px 10px; border: 1px solid rgba(255,255,255,.07); border-radius: 10px; background: rgba(255,255,255,.025); }
.studio-account-permissions b { color: var(--studio-text); font-size: 14px; }
.studio-account-permissions small { color: var(--studio-muted); font-size: 10px; text-align: right; }
.studio-account-description { margin: 10px 1px 0 !important; color: var(--studio-muted) !important; font-size: 11px !important; line-height: 1.55; }
.studio-account-description strong { color: #dce8f7; font-weight: 700; }
.studio-wechat-login { display: flex; align-items: center; gap: 10px; min-height: 48px; margin-top: 12px; padding: 8px 11px; border: 1px solid rgba(81,211,113,.42); border-radius: 11px; color: #f4fff7; background: linear-gradient(135deg, rgba(27,176,74,.94), rgba(18,144,57,.94)); box-shadow: 0 10px 28px rgba(8,110,39,.18); }
.studio-wechat-login:hover { color: #fff; border-color: rgba(124,240,151,.72); filter: brightness(1.05); transform: translateY(-1px); }
.studio-wechat-login > span:nth-child(2) { min-width: 0; flex: 1; }
.studio-wechat-login strong, .studio-wechat-login small { display: block; }
.studio-wechat-login strong { font-size: 13px; }
.studio-wechat-login small { margin-top: 2px; color: rgba(240,255,244,.76); font-size: 9px; }
.studio-wechat-login > b { font-size: 17px; }
.studio-wechat-mark { display: grid; width: 30px; height: 30px; flex: 0 0 auto; place-items: center; border-radius: 10px; color: #179143; background: #fff; font-size: 12px; font-weight: 900; }
.studio-login-target { margin-top: 10px; padding: 8px 10px; border: 1px solid rgba(102,217,255,.2); border-radius: 9px; color: var(--studio-muted); background: rgba(54,159,204,.07); font-size: 10px; }
.studio-login-target strong { margin-left: 4px; color: var(--studio-text); }
.studio-account-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 11px; }
.studio-account-actions a { padding: 7px 10px; border: 1px solid var(--studio-border); border-radius: 8px; color: #d6e0ed; background: rgba(255,255,255,.035); font-size: 11px; }
.studio-account-actions a:hover { border-color: rgba(102,217,255,.42); color: var(--studio-accent); }
.studio-account-actions a.is-primary { color: #071019; border-color: var(--studio-accent); background: var(--studio-accent); font-weight: 800; }
.studio-account-actions a.is-muted { color: #78869a; }

.studio-shell { padding: 28px clamp(20px, 5vw, 76px) 70px; }
.studio-section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin: 2px 0 24px; }
.studio-section-heading span { display: block; margin-bottom: 6px; color: var(--studio-accent); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.studio-section-heading h2 { margin: 0; font-size: clamp(22px, 3vw, 32px); letter-spacing: -.025em; }
.studio-section-heading small { color: var(--studio-muted); font-size: 13px; }

.studio-category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; }
.studio-category-card { overflow: hidden; border: 1px solid var(--studio-border); border-radius: 16px; background: linear-gradient(145deg, rgba(22,32,49,.98), rgba(12,18,29,.98)); box-shadow: 0 14px 42px rgba(0,0,0,.16); transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease; }
.studio-category-card:hover { transform: translateY(-5px); border-color: rgba(102,217,255,.38); box-shadow: 0 26px 80px rgba(0,0,0,.28); }
.studio-category-cover { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: #05070c; }
.studio-category-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 46%, rgba(4,7,12,.78) 100%); pointer-events: none; }
.studio-category-cover img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.studio-category-card:hover .studio-category-cover img { transform: scale(1.035); }
.studio-category-count { position: absolute; right: 10px; bottom: 9px; z-index: 1; padding: 5px 8px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; color: #fff; background: rgba(5,10,18,.72); backdrop-filter: blur(10px); font-size: 10px; }
.studio-category-body { padding: 14px 15px 16px; }
.studio-category-kicker { color: var(--studio-accent); font-size: 10px; font-weight: 850; letter-spacing: .17em; }
.studio-category-body h2 { margin: 5px 0; font-size: 21px; letter-spacing: -.025em; }
.studio-category-body h2 a { display: inline-block; }
.studio-category-body p { min-height: 38px; margin: 0; display: -webkit-box; overflow: hidden; color: var(--studio-muted); font-size: 12px; line-height: 1.55; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.studio-category-enter { display: inline-flex; align-items: center; gap: 8px; margin-top: 10px; color: var(--studio-text); font-size: 12px; font-weight: 750; }
.studio-category-enter b { color: var(--studio-accent); font-size: 18px; transition: transform .2s ease; }
.studio-category-card:hover .studio-category-enter b { transform: translateX(4px); }
.studio-category-hero { padding-top: 28px; padding-bottom: 20px; }
.studio-category-hero .studio-brand { margin-bottom: 16px; letter-spacing: .08em; }
.studio-category-hero h1 { font-size: clamp(30px, 3vw, 42px); }
.studio-total-tabs, .studio-sub-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.studio-sub-tabs { margin-top: 12px; }
.studio-total-tabs button, .studio-sub-tabs button {
  padding: 9px 15px;
  border: 1px solid var(--studio-border);
  border-radius: 999px;
  color: var(--studio-muted);
  background: transparent;
}
.studio-total-tabs button.is-active { color: #071019; background: var(--studio-accent); border-color: var(--studio-accent); }
.studio-sub-tabs button.is-active { color: var(--studio-text); background: var(--studio-surface-2); }
.studio-sub-tabs button[hidden] { display: none; }

.studio-card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 22px; margin-top: 30px; }
.studio-compact-grid { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; margin-top: 18px; }
.studio-template-card { overflow: hidden; border: 1px solid var(--studio-border); border-radius: 18px; background: var(--studio-surface); transition: transform .2s ease, border-color .2s ease; }
.studio-template-card:hover { transform: translateY(-4px); border-color: rgba(102,217,255,.35); }
.studio-template-card[hidden] { display: none; }
.studio-card-preview { display: block; position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #05070c; }
.studio-card-preview img { display: block; width: 100%; height: 100%; object-fit: cover; }
.studio-card-preview::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 -50px 70px rgba(0,0,0,.24); pointer-events: none; }
.studio-card-placeholder { display: flex; width: 100%; height: 100%; flex-direction: column; justify-content: center; align-items: center; gap: 10px; background: radial-gradient(circle, rgba(102,217,255,.18), transparent 46%), linear-gradient(135deg,#111a2a,#080c14); }
.studio-card-placeholder b { color: var(--studio-accent); letter-spacing: .22em; }
.studio-card-placeholder small { color: var(--studio-muted); }
.studio-card-body { padding: 18px; }
.studio-card-meta { display: flex; justify-content: space-between; gap: 10px; color: var(--studio-muted); font-size: 11px; }
.studio-card-body h2 { margin: 10px 0 6px; font-size: 19px; }
.studio-card-body p { min-height: 42px; margin: 0; color: var(--studio-muted); font-size: 13px; line-height: 1.6; }
.studio-open-button { display: inline-flex; margin-top: 16px; padding: 9px 13px; border-radius: 9px; color: #071019; background: linear-gradient(135deg, #8ce7ff, #5cc9ff); font-size: 13px; font-weight: 750; }
.studio-template-card-compact { border-radius: 12px; }
.studio-template-card-compact:hover { transform: translateY(-3px); }
.studio-template-card-compact .studio-card-preview::after { box-shadow: inset 0 -30px 45px rgba(0,0,0,.2); }
.studio-compact-body { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 11px 11px; }
.studio-compact-body h2 { min-width: 0; margin: 0; font-size: 14px; font-weight: 720; }
.studio-compact-body h2 a { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-compact-actions { display: flex; flex: 0 0 auto; align-items: center; gap: 8px; }
.studio-template-price { padding: 3px 6px; border: 1px solid rgba(255,184,107,.28); border-radius: 6px; color: var(--studio-warm); background: rgba(255,184,107,.06); font-size: 9px; white-space: nowrap; }
.studio-template-price.is-owned { color: #82f2bd; border-color: rgba(130,242,189,.25); background: rgba(55,186,126,.07); }
.studio-compact-edit { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 5px; color: var(--studio-accent); font-size: 11px; white-space: nowrap; }
.studio-compact-edit b { font-size: 14px; }
.studio-empty { margin-top: 42px; color: var(--studio-muted); text-align: center; }

.dayu-studio-viewer { height: 100vh; overflow: hidden; }
.studio-viewer-bar { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px; height: 62px; padding: 0 18px; border-bottom: 1px solid var(--studio-border); background: #0c111c; }
.studio-viewer-bar > a { color: var(--studio-accent); font-size: 13px; }
.studio-viewer-bar > div { min-width: 0; display: flex; gap: 10px; align-items: baseline; }
.studio-viewer-bar strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.studio-viewer-bar span, .studio-viewer-bar em { color: var(--studio-muted); font-size: 12px; font-style: normal; }
.studio-viewer-bar em { color: var(--studio-warm); }
.studio-access { padding: 7px 10px; border-radius: 999px; border: 1px solid var(--studio-border); }
.studio-access.is-unlocked { color: #82f2bd; }
.studio-access.is-locked { color: var(--studio-warm); }
.studio-frame-wrap { position: relative; height: calc(100vh - 62px); background: #030508; }
.studio-frame-wrap iframe { width: 100%; height: 100%; border: 0; background: #030508; }
.studio-purchase-overlay { position: fixed; inset: 0; z-index: 2147483647; display: grid; place-items: center; padding: 20px; background: rgba(2,6,12,.76); backdrop-filter: blur(14px); }
.studio-purchase-overlay[hidden] { display: none; }
.studio-purchase-dialog { position: relative; width: min(480px, 100%); padding: 26px; border: 1px solid rgba(255,255,255,.13); border-radius: 20px; background: linear-gradient(145deg,#172235,#0c1422); box-shadow: 0 30px 90px rgba(0,0,0,.55); }
.studio-purchase-close { position: absolute; top: 13px; right: 13px; width: 34px; height: 34px; padding: 0; border: 1px solid var(--studio-border); border-radius: 10px; color: var(--studio-muted); background: rgba(255,255,255,.04); font-size: 21px; line-height: 1; }
.studio-purchase-kicker { color: var(--studio-accent); font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.studio-purchase-dialog h2 { margin: 7px 42px 5px 0; font-size: 23px; }
.studio-purchase-copy { margin: 0 0 16px; color: var(--studio-muted); font-size: 12px; line-height: 1.65; }
.studio-purchase-price, .studio-purchase-balance { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 13px; border: 1px solid rgba(255,255,255,.07); background: rgba(255,255,255,.025); }
.studio-purchase-price { border-radius: 12px 12px 0 0; }
.studio-purchase-balance { border-top: 0; border-radius: 0 0 12px 12px; }
.studio-purchase-price span, .studio-purchase-balance span { color: var(--studio-muted); font-size: 11px; }
.studio-purchase-price strong { color: var(--studio-warm); font-size: 22px; }
.studio-purchase-balance strong { font-size: 15px; }
.studio-purchase-status { margin-top: 13px; padding: 11px 12px; border: 1px solid var(--studio-border); border-radius: 10px; color: var(--studio-muted); background: rgba(255,255,255,.025); font-size: 11px; line-height: 1.55; }
.studio-purchase-status.is-ready, .studio-purchase-status.is-success { color: #a7f3ce; border-color: rgba(84,220,151,.26); background: rgba(36,162,105,.08); }
.studio-purchase-status.is-low, .studio-purchase-status.is-error { color: #ffc38e; border-color: rgba(255,184,107,.28); background: rgba(190,105,32,.08); }
.studio-purchase-status.is-busy { color: var(--studio-accent); }
.studio-purchase-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 13px; }
.studio-purchase-actions > * { display: grid; min-height: 42px; place-items: center; padding: 9px 11px; border: 1px solid var(--studio-border); border-radius: 10px; text-align: center; font-size: 11px; font-weight: 750; }
.studio-purchase-buy { grid-column: 1 / -1; border: 0 !important; color: #1c1105; background: linear-gradient(135deg,#ffda91,#ffb34f); }
.studio-purchase-buy:disabled { cursor: wait; opacity: .7; }
.studio-purchase-recharge { color: #07150d; border-color: #62dc9e !important; background: #62dc9e; }
.studio-purchase-member { color: #071019; border-color: var(--studio-accent) !important; background: var(--studio-accent); }
.studio-purchase-refresh { width: 100%; min-height: 38px; margin-top: 8px; border: 1px solid rgba(255,255,255,.1); border-radius: 9px; color: #dbe7f5; background: rgba(255,255,255,.04); font-size: 10px; }

.dayu-studio-source { height: 100vh; overflow: hidden; }
.source-header { display: flex; height: 92px; padding: 16px 20px; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--studio-border); background: #0b111c; }
.source-header h1 { display: inline; margin: 0 12px; font-size: 21px; }
.source-header a { color: var(--studio-accent); font-size: 13px; }
.source-header p { margin: 8px 0 0; color: var(--studio-muted); font-size: 12px; }
.source-header > span { color: #82f2bd; font-size: 12px; }
.source-layout { display: grid; grid-template-columns: 280px 1fr; height: calc(100vh - 92px); }
.source-sidebar { overflow: auto; padding: 14px; border-right: 1px solid var(--studio-border); background: #0b111c; }
.source-sidebar label { display: grid; gap: 6px; color: var(--studio-muted); font-size: 12px; }
.source-sidebar select { width: 100%; padding: 9px; border: 1px solid var(--studio-border); border-radius: 8px; color: var(--studio-text); background: var(--studio-surface); }
.source-files { display: grid; gap: 5px; margin-top: 14px; }
.source-files button { width: 100%; padding: 8px 9px; border: 0; border-radius: 7px; color: var(--studio-muted); background: transparent; text-align: left; font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; overflow-wrap: anywhere; }
.source-files button.is-active { color: var(--studio-text); background: var(--studio-surface-2); }
.source-files small { float: right; color: var(--studio-warm); }
.source-workspace { display: grid; min-width: 0; grid-template-rows: auto 1fr; }
.source-toolbar { display: flex; align-items: center; gap: 8px; padding: 12px; border-bottom: 1px solid var(--studio-border); background: #0e1521; }
.source-toolbar > div { min-width: 0; flex: 1; }
.source-toolbar strong, .source-toolbar small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.source-toolbar small { margin-top: 4px; color: var(--studio-muted); }
.source-toolbar button { padding: 8px 11px; border: 1px solid var(--studio-border); border-radius: 8px; color: var(--studio-text); background: var(--studio-surface-2); }
.source-toolbar button.is-primary { color: #061017; background: var(--studio-accent); border-color: var(--studio-accent); }
#source-content { width: 100%; height: 100%; resize: none; border: 0; outline: 0; padding: 18px; color: #d9e5f4; background: #070b12; font: 13px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; tab-size: 2; }

@media (max-width: 760px) {
  .studio-hero { align-items: flex-start; flex-direction: column; }
  .studio-account { width: 100%; }
  .studio-section-heading { align-items: flex-start; flex-direction: column; gap: 8px; }
  .studio-category-grid { grid-template-columns: 1fr; }
  .studio-category-body p { min-height: 0; }
  .studio-card-grid { grid-template-columns: 1fr; }
  .source-layout { grid-template-columns: 180px 1fr; }
  .source-toolbar { flex-wrap: wrap; }
  .source-toolbar > div { flex-basis: 100%; }
  .studio-viewer-bar { grid-template-columns: auto 1fr; }
  .studio-access { display: none; }
}