@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Noto+Sans+TC:wght@300;400;500;700&display=swap");

:root {
  --kilo-bg: #fafafa;
  --kilo-panel: #ffffff;
  --kilo-panel-soft: #f8fafc;
  --kilo-ink: #1f2937;
  --kilo-muted: #64748b;
  --kilo-line: #e5e7eb;
  --kilo-line-strong: #d1d5db;
  --kilo-accent: #374151;
  --kilo-accent-soft: #f3f4f6;
  --kilo-blue: #2563eb;
  --kilo-rose: #e11d48;
  --kilo-radius: 8px;
  --kilo-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 14px 32px rgba(15, 23, 42, 0.08);
  --kilo-font: "Inter", "Noto Sans TC", "Noto Sans HK", "Noto Sans JP", system-ui, sans-serif;
}

* {
  letter-spacing: 0;
}

html {
  background: var(--kilo-bg);
}

body {
  background: var(--kilo-bg) !important;
  color: var(--kilo-ink) !important;
  font-family: var(--kilo-font) !important;
}

body > nav,
.kilo-site-nav,
.topbar,
body > header {
  position: sticky !important;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--kilo-line) !important;
  background: rgba(255, 255, 255, 0.88) !important;
  backdrop-filter: blur(16px);
  color: var(--kilo-ink) !important;
  box-shadow: none !important;
}

.kilo-nav-inner,
.topbar-inner,
body > nav > div {
  width: min(1180px, calc(100% - 32px));
  min-height: 68px;
  margin: 0 auto;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 16px !important;
}

body > header {
  width: 100%;
  min-height: 68px;
  margin: 0;
  padding: 0 !important;
}

.topbar-inner,
body > header .kilo-nav-inner {
  justify-content: flex-start !important;
}

.topbar-inner .top-actions,
body > header .header-actions {
  margin-left: auto;
}

.kilo-brand-link,
body > nav a[href="/"]:first-child {
  display: inline-flex !important;
  align-items: center !important;
  min-height: 40px;
  color: var(--kilo-ink) !important;
  font-size: 20px !important;
  font-weight: 700 !important;
  text-decoration: none !important;
  white-space: nowrap;
}

.kilo-nav-actions,
.top-actions,
.header-actions {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  flex-wrap: wrap;
}

.kilo-page-title {
  color: var(--kilo-muted);
  font-size: 14px;
  font-weight: 600;
}

.kilo-back-link,
.back-link,
.top-actions .button,
body > nav a[href="/"]:not(:first-child),
body > nav a[href="#about-section"] {
  min-height: 36px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  border: 1px solid var(--kilo-line) !important;
  border-radius: var(--kilo-radius) !important;
  background: var(--kilo-panel-soft) !important;
  color: var(--kilo-ink) !important;
  padding: 8px 12px !important;
  font-size: 14px !important;
  font-weight: 600 !important;
  text-decoration: none !important;
  box-shadow: none !important;
  transform: none !important;
}

.kilo-back-link:hover,
.back-link:hover,
.top-actions .button:hover,
body > nav a[href="/"]:not(:first-child):hover,
body > nav a[href="#about-section"]:hover {
  border-color: var(--kilo-line-strong) !important;
  background: #eef2f7 !important;
  color: #111827 !important;
}

main,
.main-container,
.workspace {
  color: var(--kilo-ink);
}

.portfolio-item,
.panel,
.document,
.output-zone,
.control-panel,
.canvas-wrapper,
.panel-section {
  border: 1px solid var(--kilo-line) !important;
  border-radius: var(--kilo-radius) !important;
  background: var(--kilo-panel) !important;
  box-shadow: var(--kilo-shadow) !important;
}

button,
select,
input,
.button,
.btn-primary,
.btn-secondary,
.btn-toggle {
  border-radius: var(--kilo-radius) !important;
  font-family: var(--kilo-font) !important;
}

select,
input[type="text"],
input[type="number"],
input[type="month"] {
  border: 1px solid var(--kilo-line) !important;
  background: var(--kilo-panel) !important;
  color: var(--kilo-ink) !important;
  box-shadow: none !important;
}

select:focus,
input:focus {
  border-color: var(--kilo-blue) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14) !important;
  outline: none !important;
}

.kilo-footer {
  margin-top: auto;
  border-top: 1px solid var(--kilo-line);
  background: var(--kilo-bg);
  padding: 24px 16px;
  text-align: center;
  color: #9ca3af;
  font-size: 14px;
}

footer {
  border-color: var(--kilo-line) !important;
  background: var(--kilo-bg) !important;
  color: #9ca3af !important;
}

/* PDF Composer */
.topbar .kilo-brand-link {
  margin-right: 8px;
}

.brand-mark {
  border-radius: var(--kilo-radius) !important;
  background: var(--kilo-accent-soft) !important;
  color: var(--kilo-accent) !important;
  box-shadow: none !important;
}

.brand h1,
.logo {
  color: var(--kilo-ink) !important;
  background: none !important;
  -webkit-text-fill-color: currentColor !important;
}

.brand p,
label,
.preview-tips,
.upload-overlay span {
  color: var(--kilo-muted) !important;
}

.button.primary,
.btn-primary {
  border-color: var(--kilo-accent) !important;
  background: var(--kilo-accent) !important;
  color: #fff !important;
}

.button.danger,
.icon-button.danger {
  border-color: rgba(225, 29, 72, 0.2) !important;
  background: #fff1f2 !important;
  color: var(--kilo-rose) !important;
}

/* ZIP Viewer */
body.kilo-zip {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

body.kilo-zip > a[href="/"] {
  display: none !important;
}

body.kilo-zip #app-container {
  width: 100% !important;
  height: auto !important;
  min-height: calc(100vh - 68px - 69px) !important;
  background: var(--kilo-bg) !important;
  color: var(--kilo-ink) !important;
}

body.kilo-zip #viewport,
body.kilo-zip #anim-wrapper {
  background: var(--kilo-bg) !important;
}

body.kilo-zip #sidebar,
body.kilo-zip #floating-dock,
body.kilo-zip #loading-screen,
body.kilo-zip #upload-screen {
  border-color: var(--kilo-line) !important;
  background: rgba(255, 255, 255, 0.94) !important;
  color: var(--kilo-ink) !important;
  box-shadow: var(--kilo-shadow) !important;
}

body.kilo-zip #upload-screen {
  top: 70px !important;
  bottom: 71px !important;
  height: auto !important;
  z-index: 60 !important;
}

body.kilo-zip #drop-zone {
  border: 2px dashed var(--kilo-line-strong) !important;
  border-radius: var(--kilo-radius) !important;
  background: var(--kilo-panel) !important;
  color: var(--kilo-ink) !important;
}

body.kilo-zip #upload-screen h1,
body.kilo-zip #upload-screen p,
body.kilo-zip #loading-text,
body.kilo-zip #ui-filename {
  color: var(--kilo-ink) !important;
}

body.kilo-zip #upload-screen span,
body.kilo-zip #ui-counter {
  color: var(--kilo-muted) !important;
}

body.kilo-zip button,
body.kilo-zip #floating-dock button {
  color: var(--kilo-ink) !important;
}

body.kilo-zip .thumb-active {
  border-color: var(--kilo-blue) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14) !important;
  background: #eff6ff !important;
}

/* Selphy Calendar */
body > header .logo {
  font-size: 18px !important;
  font-weight: 700 !important;
}

body > header .lang-selector {
  max-width: 224px;
  min-height: 36px;
}

.main-container {
  min-height: calc(100vh - 68px - 69px) !important;
  height: auto !important;
  background: var(--kilo-bg) !important;
}

.preview-area {
  background: var(--kilo-bg) !important;
}

.control-panel {
  border-left: 1px solid var(--kilo-line) !important;
  padding: 24px !important;
}

.section-title {
  color: var(--kilo-ink) !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
}

.section-title i,
.logo i {
  color: var(--kilo-accent) !important;
}

.btn-toggle-group {
  border: 1px solid var(--kilo-line) !important;
  background: var(--kilo-panel-soft) !important;
}

.btn-toggle {
  color: var(--kilo-muted) !important;
  min-height: 38px !important;
  line-height: 1.2 !important;
}

.btn-toggle.active {
  background: var(--kilo-panel) !important;
  color: var(--kilo-ink) !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08) !important;
}

.btn-secondary {
  border: 1px solid var(--kilo-line) !important;
  background: var(--kilo-panel-soft) !important;
  color: var(--kilo-ink) !important;
}

.upload-overlay {
  background: rgba(255, 255, 255, 0.88) !important;
  color: var(--kilo-ink) !important;
}

.upload-overlay p {
  color: var(--kilo-ink) !important;
}

.slider-val,
.color-input-wrapper,
.color-input-wrapper span {
  color: var(--kilo-muted) !important;
}

.theme-btn {
  min-height: 40px !important;
  line-height: 1.2 !important;
}

.theme-btn.t-glass-dark {
  background: rgba(15, 23, 42, 0.78) !important;
  color: #fff !important;
}

body:has(#editorCanvas) .control-panel .panel-section {
  padding: 20px 24px 24px !important;
  gap: 18px !important;
}

body:has(#editorCanvas) .control-panel .control-group {
  gap: 10px !important;
}

body:has(#editorCanvas) .control-panel .slider-container {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) 52px;
  align-items: center !important;
  gap: 16px !important;
}

body:has(#editorCanvas) .control-panel input[type="range"] {
  height: 8px !important;
  border: 0 !important;
  border-radius: 999px !important;
  background: linear-gradient(90deg, #c7d2fe, #e5e7eb) !important;
  box-shadow: inset 0 0 0 1px rgba(100, 116, 139, 0.22) !important;
}

body:has(#editorCanvas) .control-panel input[type="range"]::-webkit-slider-thumb {
  width: 18px !important;
  height: 18px !important;
  border: 2px solid #fff !important;
  background: #6366f1 !important;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.35) !important;
}

body:has(#editorCanvas) .control-panel input[type="range"]::-moz-range-track {
  height: 8px !important;
  border-radius: 999px !important;
  background: linear-gradient(90deg, #c7d2fe, #e5e7eb) !important;
}

body:has(#editorCanvas) .control-panel input[type="range"]::-moz-range-thumb {
  width: 18px !important;
  height: 18px !important;
  border: 2px solid #fff !important;
  background: #6366f1 !important;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.35) !important;
}

body:has(#editorCanvas) .control-panel .slider-val {
  min-width: 52px !important;
  color: #475569 !important;
  font-size: 14px !important;
}

body:has(#editorCanvas) .control-panel .btn-secondary {
  min-height: 42px !important;
  line-height: 1.25 !important;
  padding: 10px 12px !important;
}

@media (max-width: 720px) {
  .kilo-nav-inner,
  .topbar-inner,
  body > nav > div {
    width: min(100% - 24px, 1180px);
    min-height: 64px;
  }

  .kilo-brand-link,
  body > nav a[href="/"]:first-child {
    font-size: 18px !important;
  }

  .kilo-footer {
    padding: 18px 12px;
  }

  body.kilo-zip #upload-screen {
    top: 66px !important;
    bottom: 59px !important;
  }

  body > header .kilo-nav-inner {
    min-height: 86px;
    padding: 10px 0 !important;
    align-content: center;
    align-items: center !important;
    flex-wrap: wrap;
    row-gap: 8px !important;
  }

  body > header .logo {
    order: 3;
    width: 100%;
    min-height: 18px;
    font-size: 15px !important;
    line-height: 1.2;
  }

  body > header .header-actions {
    margin-left: auto;
    align-items: center !important;
    flex-wrap: nowrap;
    gap: 8px !important;
  }

  body > header .back-link {
    min-height: 36px !important;
    white-space: nowrap;
  }

  body > header .lang-selector {
    max-width: min(224px, 44vw);
    min-height: 36px;
  }
}

@media (max-width: 520px) {
  .theme-grid,
  .color-picker-row {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .theme-btn {
    height: auto !important;
    padding: 8px 10px !important;
  }
}

@media (max-width: 420px) {
  body > header .kilo-nav-inner {
    width: min(100% - 20px, 1180px);
    min-height: 96px;
  }

  body > header .kilo-brand-link {
    font-size: 17px !important;
  }

  body > header .header-actions {
    flex: 1 1 auto;
    justify-content: flex-end;
    min-width: 0;
  }

  body > header .lang-selector {
    flex: 1 1 auto;
    min-width: 0;
    max-width: calc(100vw - 225px);
  }
}