@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;900&family=JetBrains+Mono:wght@400;500&display=swap');
@import url('https://cdn.jsdelivr.net/npm/@tabler/icons-webfont@latest/tabler-icons.min.css');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root[data-theme="dark"], .dark {
  --bg:      #111111;
  --bg2:     #181818;
  --bg3:     #1f1f1f;
  --border:  #222222;
  --border2: #2a2a2a;
  --text:    #DDDBD5;
  --text2:   #888888;
  --text3:   #444444;
  --btn-bg:  #DDDBD5;
  --btn-text:#111111;
}

:root[data-theme="light"], .light {
  --bg:      #F5F4F0;
  --bg2:     #FFFFFF;
  --bg3:     #EBEBEB;
  --border:  #E0DFDA;
  --border2: #D0CFCA;
  --text:    #111111;
  --text2:   #777777;
  --text3:   #BBBBBB;
  --btn-bg:  #111111;
  --btn-text:#F5F4F0;
}

:root { color-scheme: dark; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  height: 100%;
  transition: background 0.3s, color 0.3s;
}

/* ── Typography ── */
.font-hero {
  font-family: 'Inter', sans-serif;
  font-weight: 900;
  line-height: 0.88;
  letter-spacing: -3px;
  color: var(--text);
}

.font-label {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text3);
}

.font-mono {
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.5px;
  color: var(--text2);
}

.font-body {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text2);
  letter-spacing: -0.2px;
}

/* ── Layout ── */
#app {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(17, 17, 17, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  flex-shrink: 0;
  z-index: 100;
}

[data-theme="light"] header {
  background: rgba(245, 244, 240, 0.78);
  border-bottom-color: rgba(0, 0, 0, 0.07);
}

.logo {
  font-family: 'Inter', sans-serif;
  font-weight: 900;
  font-size: 14px;
  color: var(--text3);
  letter-spacing: 3px;
}

/* ── Buttons ── */
.btn-primary {
  background: var(--btn-bg);
  color: var(--btn-text);
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 2px;
  padding: 10px 22px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: opacity 0.18s, transform 0.24s cubic-bezier(0.25,0.46,0.45,0.94), box-shadow 0.24s;
  user-select: none;
}
.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--btn-bg) 30%, transparent);
}
.btn-primary:active {
  opacity: 1;
  transform: translateY(1px) scale(0.98);
  box-shadow: none;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: transparent;
  color: var(--text2);
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  font-size: 11px;
  letter-spacing: 1px;
  padding: 10px 18px;
  border-radius: 6px;
  border: 1px solid var(--border2);
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s, transform 0.24s cubic-bezier(0.25,0.46,0.45,0.94);
  user-select: none;
}
.btn-ghost:hover {
  border-color: var(--text3);
  color: var(--text);
  background: color-mix(in srgb, var(--text) 5%, transparent);
  transform: translateY(-1px);
}
.btn-ghost:active {
  transform: translateY(1px) scale(0.98);
  background: color-mix(in srgb, var(--text) 8%, transparent);
}

/* ── Export menu ── */
.export-menu {
  position: absolute;
  bottom: calc(100% + 8px);
  top: auto;
  left: 0;
  min-width: 230px;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: 8px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  z-index: 200;
  padding: 6px;
}
[data-theme="light"] .export-menu {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.14);
}
.export-menu-item {
  padding: 10px 12px;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text2);
  border-radius: 5px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.12s, color 0.12s;
}
.export-menu-item:hover {
  background: color-mix(in srgb, var(--text) 8%, transparent);
  color: var(--text);
}
.export-menu-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 4px;
}

/* ── Cards ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
}

/* ── Badge ── */
.badge {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Toggle ── */
.toggle-wrap { display: flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; transition: transform 0.12s; }
.toggle-wrap:hover { transform: translateY(-1px); }
.toggle-wrap:active { transform: scale(0.97); }
.toggle {
  width: 38px;
  height: 22px;
  border-radius: 11px;
  background: var(--border2);
  border: 1px solid var(--border2);
  position: relative;
  transition: background 0.2s, border-color 0.2s;
}
.toggle.on { background: var(--text); border-color: var(--text); }
.toggle-thumb {
  width: 16px;
  height: 16px;
  background: var(--bg);
  border-radius: 50%;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: left 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.toggle.on .toggle-thumb { left: 18px; }

/* ── Upload Box ── */
.upload-box {
  border: 1px solid var(--border2);
  border-radius: 10px;
  background: var(--bg2);
  cursor: pointer;
  transition: border-color 0.2s;
  min-height: 300px;
}
.upload-box:hover { border-color: var(--text3); }
.upload-box.drag-over { border-color: var(--text2); }

/* ── Progress Bar ── */
.progress-track {
  width: 100%;
  height: 1px;
  background: var(--border2);
  border-radius: 1px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--text2);
  border-radius: 1px;
  transition: width 0.5s ease;
}

/* ── Animations ── */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}
@keyframes countUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.anim-fade-slide { animation: fadeSlideUp 0.5s ease both; }
.anim-fade       { animation: fadeIn 0.4s ease both; }
.anim-delay-1    { animation-delay: 0.1s; }
.anim-delay-2    { animation-delay: 0.2s; }
.anim-delay-3    { animation-delay: 0.3s; }
.anim-delay-4    { animation-delay: 0.4s; }

.cursor-blink::after {
  content: '|';
  animation: blink 1s step-end infinite;
  color: var(--text2);
}

/* ── Screens ── */
.screen { flex: 1; overflow: hidden; }
.hidden { display: none !important; }

/* ── Nav ── */
.nav-btn {
  background: var(--bg);
  border: 1px solid var(--border2);
  color: var(--text2);
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  padding: 7px 16px;
  border-radius: 4px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-decoration: none;
  transition: border-color 0.18s, color 0.18s, background 0.18s, transform 0.24s cubic-bezier(0.25,0.46,0.45,0.94);
  font-weight: 500;
  user-select: none;
}
.nav-btn:hover {
  border-color: var(--text3);
  color: var(--text);
  background: color-mix(in srgb, var(--text) 5%, transparent);
  transform: translateY(-1px);
}
.nav-btn:active { transform: translateY(1px) scale(0.98); }
.nav-btn.active { border-color: var(--text3); color: var(--text); }

/* ── Editor ── */
#editor-textarea {
  flex: 1;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 17px;
  font-weight: 400;
  line-height: 2.4;
  letter-spacing: -0.2px;
  border: none;
  outline: none;
  resize: none;
  padding: 32px calc(50% - 380px);
  overflow-y: auto;
  caret-color: var(--text);
}

/* ── Bottom Bar ── */
.bottom-bar {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
  padding: 20px 40px;
}

/* Glass effect only inside the editor — text scrolls behind */
#editor-screen .bottom-bar {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  border-top: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  z-index: 10;
}
#editor-screen .bottom-bar::before {
  content: '';
  position: absolute;
  top: -36px; left: 0; right: 0; height: 36px;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent, color-mix(in srgb, var(--bg) 65%, transparent));
}

select {
  background: var(--bg3);
  border: 1px solid var(--border2);
  color: var(--text2);
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  padding: 8px 10px;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
}

/* ── Range slider — cross-browser smooth feel ── */
input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 20px;
  background: transparent;
  cursor: grab;
  outline: none;
}
input[type=range]:active { cursor: grabbing; }

/* Track */
input[type=range]::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 2px;
  background: var(--border2);
  transition: background 0.2s;
}
input[type=range]::-moz-range-track {
  height: 4px;
  border-radius: 2px;
  background: var(--border2);
  transition: background 0.2s;
}

/* Thumb */
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--text);
  margin-top: -6px;
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
}
input[type=range]::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: none;
  background: var(--text);
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
}

/* Hover state */
input[type=range]:hover::-webkit-slider-thumb {
  transform: scale(1.2);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--text) 12%, transparent);
}
input[type=range]:hover::-moz-range-thumb {
  transform: scale(1.2);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--text) 12%, transparent);
}

/* Active/drag state */
input[type=range]:active::-webkit-slider-thumb {
  transform: scale(1.1);
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--text) 18%, transparent);
}
input[type=range]:active::-moz-range-thumb {
  transform: scale(1.1);
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--text) 18%, transparent);
}

/* ── Word highlight pill (video playback) ── */
.word-hl {
  color: #E05252;
  background: color-mix(in srgb, #E05252 13%, transparent);
  border-radius: 3px;
  padding: 1px 3px;
  margin: 0 -2px;
  animation: wordHlIn 0.14s ease both;
}
@keyframes wordHlIn {
  from { background: transparent; }
  to   { background: color-mix(in srgb, #E05252 13%, transparent); }
}

/* ── Editor scrollbar — thin & subtle ── */
#editor-textarea::-webkit-scrollbar { width: 3px; }
#editor-textarea::-webkit-scrollbar-track { background: transparent; }
#editor-textarea::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px; }
#editor-textarea::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* ── Global scrollbar refinement ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text3); }

/* ── Theme transition ── */
* { transition: background-color 0.3s, border-color 0.3s, color 0.3s; }

/* ── Grain/noise texture overlay ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 10000;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  opacity: 0.038;
  mix-blend-mode: overlay;
}

#auth-screen,
#loading-screen,
#insufficient-screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

#upload-screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

#auth-screen > *,
#loading-screen > *,
#insufficient-screen > * {
  width: 100%;
  max-width: 680px;
}

#auth-screen { text-align: center; }
#auth-screen > * { text-align: center; }

@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
@keyframes scanline {
  from { transform: translateX(-100%); }
  to   { transform: translateX(400%); }
}
@keyframes pulse {
  0%,100% { opacity: 1; }
  50%      { opacity: 0.35; }
}
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.anim-fade-slide   { animation: fadeSlideUp 0.6s cubic-bezier(0.16,1,0.3,1) both; }
.anim-delay-1      { animation-delay: 0.1s; }
.anim-delay-2      { animation-delay: 0.2s; }
.anim-delay-3      { animation-delay: 0.3s; }
.anim-delay-4      { animation-delay: 0.45s; }

@keyframes uploadGlow {
  0%, 100% { box-shadow: 0 0 0px 0px color-mix(in srgb, var(--text) 0%, transparent); }
  50%       { box-shadow: 0 0 32px 8px color-mix(in srgb, var(--text) 7%, transparent); }
}

.upload-box {
  animation: uploadGlow 3.5s ease-in-out infinite;
}
.upload-box:hover {
  animation: none;
  transform: scale(1.01);
}
.upload-box.drag-over {
  animation: none;
}

.progress-track-scan {
  position: relative;
  overflow: hidden;
}
.progress-scan-glow {
  position: absolute;
  top: 0;
  width: 60px;
  height: 100%;
  background: var(--text2);
  opacity: 0.5;
  border-radius: 1px;
  animation: scanline 1.5s ease-in-out infinite;
}

.pulse-text {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes breathe {
  0%,100% { opacity: 1; letter-spacing: -3px; }
  50%      { opacity: 0.5; letter-spacing: -1px; }
}

#upload-screen .font-hero {
  animation: breathe 3.5s ease-in-out infinite;
}


.drop-zone { min-height: 140px; }

/* ── Mobile Burger Button ── */
.burger-btn {
  display: none;
  background: none;
  border: 1px solid var(--border2);
  border-radius: 6px;
  cursor: pointer;
  padding: 7px 9px;
  color: var(--text2);
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.burger-btn span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: currentColor;
  border-radius: 1px;
}

/* ── Mobile Nav Overlay ── */
#mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9992;
  background: var(--bg);
  flex-direction: column;
}
#mobile-nav.open {
  display: flex;
  animation: mnavIn 0.18s ease both;
}
@keyframes mnavIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
#mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
#mobile-nav-links {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 0 24px 24px;
  overflow-y: auto;
}
.mob-nav-item {
  display: none;
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  font-family: 'Inter', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.5px;
  background: none;
  border-left: none;
  border-right: none;
  border-top: none;
  cursor: pointer;
  width: 100%;
  text-align: left;
  transition: opacity 0.15s;
}
.mob-nav-item:active { opacity: 0.5; }
.mob-nav-item.mob-nav-dimmed { color: var(--text3) !important; }
#mobile-nav-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

/* ── Mobile Media Query ── */
@media (max-width: 640px) {
  header { padding: 12px 16px; }
  .font-hero { font-size: 48px !important; letter-spacing: -1px !important; }
  #loading-pct-display { font-size: clamp(80px, 18vw, 140px) !important; }
  #auth-screen, #insufficient-screen { padding: 20px; padding-bottom: 100px !important; }
  #loading-screen { padding: 20px; }
  .bottom-bar { padding: 12px 14px; }
  #editor-textarea { padding: 20px 16px !important; font-size: 15px !important; }
  .badge { display: none !important; }
  #progress-badge { display: none !important; }
  .toggle-wrap > svg { display: none !important; }
  .toggle-wrap { margin-left: 2px !important; }

  /* Upload box: seitliche Luft lassen */
  #upload-box { width: min(600px, calc(100vw - 48px)) !important; }

  /* Burger anzeigen, alle anderen Nav-Elemente verstecken */
  .burger-btn { display: flex !important; }
  header nav > *:not(.toggle-wrap):not(.burger-btn):not(.mob-keep) { display: none !important; }
}



#upload-screen.screen,
#loading-screen.screen,
#summary-screen.screen {
  display: flex !important;
}
#upload-screen.screen.hidden,
#loading-screen.screen.hidden,
#summary-screen.screen.hidden {
  display: none !important;
}

#float-player:hover #float-player-header {
  opacity: 1 !important;
}