/* ─── Reset & Base ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #fff8f0;
  --surface: #ffffff;
  --surface2: #fef3e8;
  --border: #fddcb5;
  --text: #2d1b00;
  --muted: #a07850;
  --yt: #ff4040;
  --tt: #00c8a0;
  --accent: #ff8c42;
  --accent2: #ffc947;
  --pink: #ff6b9d;
  --font-display: 'Fredoka One', cursive;
  --font-body: 'Nunito', sans-serif;
  --sidebar-w: 300px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  background-image:
    radial-gradient(circle at 15% 20%, rgba(255,200,71,0.18) 0%, transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(255,107,157,0.12) 0%, transparent 40%),
    radial-gradient(circle at 80% 10%, rgba(180,143,255,0.12) 0%, transparent 35%);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Decorative blobs */
body::before, body::after {
  content: ''; position: fixed; border-radius: 50%; pointer-events: none; z-index: 0;
}
body::before {
  width: 320px; height: 320px; top: -80px; right: -80px;
  background: radial-gradient(circle, rgba(255,200,71,0.22), transparent 70%);
  animation: float1 8s ease-in-out infinite;
}
body::after {
  width: 260px; height: 260px; bottom: 60px; left: -60px;
  background: radial-gradient(circle, rgba(255,107,157,0.16), transparent 70%);
  animation: float2 10s ease-in-out infinite;
}
@keyframes float1 { 0%,100%{transform:translateY(0) rotate(0deg)} 50%{transform:translateY(20px) rotate(5deg)} }
@keyframes float2 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-18px)} }

/* ─── Sidebar Overlay ───────────────────────────────────── */
#sidebarOverlay {
  background: rgba(45,27,0,0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  cursor: pointer;
  transition: opacity 0.3s ease;
  opacity: 0;
}
#sidebarOverlay.open { opacity: 1; }

/* ─── Sidebar ───────────────────────────────────────────── */
#sidebar {
  background: var(--surface);
  border-right: 2px solid var(--border);
  box-shadow: 8px 0 40px rgba(255,140,66,0.12);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overscroll-behavior: contain;
  transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1),
              visibility 0.32s;
}

#sidebar.open {
  transform: translateX(0) !important;
  visibility: visible !important;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 20px 18px;
  background: var(--surface2);
  border-bottom: 2px solid var(--border);
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--text);
}

.sidebar-logo .logo-icon {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  width: 32px; height: 32px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  box-shadow: 0 3px 0 rgba(255,100,0,0.2);
}

.sidebar-close {
  background: var(--surface);
  border: 2px solid var(--border);
  color: var(--muted);
  width: 36px; height: 36px;
  border-radius: 10px;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}
.sidebar-close:hover { border-color: var(--yt); color: var(--yt); background: #fff1f1; }

.sidebar-section {
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar-section-label {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 2px;
}

.sidebar-divider { height: 2px; background: var(--border); }

/* Mode row */
.sidebar-mode-row {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  box-shadow: 0 3px 0 var(--border);
}
.sidebar-mode-icon { font-size: 1.3rem; flex-shrink: 0; }
.sidebar-mode-text { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.sidebar-mode-title { font-weight: 800; font-size: 0.9rem; color: var(--text); }
.sidebar-mode-sub   { font-size: 0.72rem; font-weight: 600; color: var(--muted); }

/* Sidebar auth buttons */
.sidebar-auth-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 14px 16px;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 14px;
  cursor: pointer;
  text-align: left;
  box-shadow: 0 3px 0 var(--border);
  transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1),
              box-shadow 0.2s,
              border-color 0.2s,
              background 0.2s;
}
.sidebar-auth-btn:hover { transform: translateY(-2px); box-shadow: 0 5px 0 var(--border); }

.sidebar-auth-btn svg { width: 22px; height: 22px; flex-shrink: 0; color: var(--muted); transition: color 0.2s; }

.sidebar-auth-text { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.sidebar-auth-name   { font-weight: 800; font-size: 0.88rem; color: var(--text); }
.sidebar-auth-status { font-size: 0.72rem; font-weight: 600; color: var(--muted); transition: color 0.2s; }

.sidebar-auth-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
  transition: background 0.3s, box-shadow 0.3s;
}
.sidebar-auth-dot.connected { background: #22c55e; box-shadow: 0 0 0 3px rgba(34,197,94,0.2); }

.sidebar-auth-btn.yt.connected { border-color: var(--yt); background: #fff1f1; box-shadow: 0 3px 0 rgba(255,64,64,0.2); }
.sidebar-auth-btn.yt.connected svg { color: var(--yt); }
.sidebar-auth-btn.yt.connected .sidebar-auth-status { color: var(--yt); }

.sidebar-auth-btn.tt.connected { border-color: var(--tt); background: #f0fffc; box-shadow: 0 3px 0 rgba(0,200,160,0.2); }
.sidebar-auth-btn.tt.connected svg { color: var(--tt); }
.sidebar-auth-btn.tt.connected .sidebar-auth-status { color: var(--tt); }

.sidebar-link {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--muted);
  text-decoration: none;
  transition: all 0.2s;
}
.sidebar-link:hover { background: var(--surface2); color: var(--text); }

/* ─── Hamburger ─────────────────────────────────────────── */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  padding: 8px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1),
              border-color 0.2s, box-shadow 0.2s;
  box-shadow: 0 3px 0 var(--border);
}
.hamburger:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: 0 5px 0 var(--border); }
.hamburger span {
  display: block; height: 2px;
  background: var(--text); border-radius: 2px;
  transition: transform 0.28s ease, opacity 0.2s;
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── Header ────────────────────────────────────────────── */
header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(255,248,240,0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  animation: slideDown 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
@keyframes slideDown { from{opacity:0;transform:translateY(-20px)} to{opacity:1;transform:translateY(0)} }

.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-size: 1.5rem;
  color: var(--text); flex: 1;
}
.logo-icon {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; width: 34px; height: 34px;
  border-radius: 10px; display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; box-shadow: 0 3px 0 rgba(255,100,0,0.22);
}

/* Header status pills */
.header-status { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }

.status-pill {
  font-size: 0.68rem; font-weight: 800;
  padding: 4px 10px; border-radius: 50px;
  border: 2px solid var(--border);
  background: var(--surface2); color: var(--muted);
  white-space: nowrap; transition: all 0.3s;
}
.status-pill.live-pill  { background: #f0fff4; border-color: #86efac; color: #16a34a; }
.status-pill.yt-pill    { background: #fff1f1; border-color: var(--yt); color: var(--yt); }
.status-pill.tt-pill    { background: #f0fffc; border-color: var(--tt); color: var(--tt); }

/* ─── Main ──────────────────────────────────────────────── */
main {
  max-width: 720px; margin: 0 auto;
  padding: 48px 18px 100px;
  position: relative; z-index: 1;
}

/* ─── Hero ──────────────────────────────────────────────── */
.hero { margin-bottom: 32px; animation: fadeUp 0.6s 0.1s cubic-bezier(0.34,1.56,0.64,1) both; }
@keyframes fadeUp { from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:translateY(0)} }

h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  line-height: 1.1; margin-bottom: 12px; color: var(--text);
}
h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent), var(--pink));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.sub { font-size: 0.95rem; color: var(--muted); line-height: 1.7; font-weight: 600; max-width: 420px; }

/* ─── Mode Banner ───────────────────────────────────────── */
.mode-banner {
  display: flex; align-items: center; gap: 12px;
  background: #f5f0ff; border: 2px solid #d4b8f0;
  border-radius: 16px; padding: 14px 16px; margin-bottom: 20px;
  font-size: 0.84rem; font-weight: 700; color: #6b3fa0;
  box-shadow: 0 4px 0 #d4b8f0;
  animation: fadeUp 0.4s cubic-bezier(0.34,1.56,0.64,1) both;
}
.mode-banner-icon { font-size: 1.2rem; flex-shrink: 0; }
.mode-banner > div { flex: 1; min-width: 0; }
.mode-banner strong { color: #5b2d9e; }

.mode-banner-switch {
  flex-shrink: 0; background: #b48fff; color: #fff; border: none;
  padding: 6px 13px; border-radius: 50px;
  font-family: var(--font-body); font-size: 0.75rem; font-weight: 800;
  cursor: pointer; white-space: nowrap; transition: all 0.2s;
}
.mode-banner-switch:hover { background: #9d6ff0; transform: translateY(-1px); }

body.live-mode .mode-banner { background: #f0fff4; border-color: #86efac; color: #166534; box-shadow: 0 4px 0 #86efac; }
body.live-mode .mode-banner strong { color: #15803d; }
body.live-mode .mode-banner-switch { background: #22c55e; }
body.live-mode .mode-banner-switch:hover { background: #16a34a; }

/* ─── Uploader Card ─────────────────────────────────────── */
.uploader-card {
  background: var(--surface); border: 2px solid var(--border);
  border-radius: 28px; overflow: hidden;
  box-shadow: 0 8px 0 var(--border), 0 12px 40px rgba(255,140,66,0.08);
  animation: fadeUp 0.6s 0.2s cubic-bezier(0.34,1.56,0.64,1) both;
}
.step { padding: 26px 24px; border-bottom: 2px solid var(--border); }
.step:last-of-type { border-bottom: none; }
.step-label {
  display: inline-block; font-size: 0.68rem; font-weight: 800;
  letter-spacing: 0.1em; text-transform: uppercase; color: #fff;
  background: linear-gradient(120deg, var(--accent), var(--accent2));
  padding: 3px 10px; border-radius: 50px; margin-bottom: 16px;
}

/* ─── Drop Zone ─────────────────────────────────────────── */
.drop-zone {
  cursor: pointer; border-radius: 16px;
  border: 2.5px dashed var(--border); padding: 24px 16px;
  display: flex; justify-content: center;
  background: var(--surface2);
  transition: all 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.drop-zone:hover, .drop-zone.dragging { border-color: var(--accent); background: #fff5ec; transform: scale(1.01); }
.drop-inner { display: flex; flex-direction: column; align-items: center; gap: 14px; }

.phone-frame {
  width: 96px; height: 168px;
  border: 3px solid var(--border); border-radius: 22px;
  padding: 6px; background: #fff;
  box-shadow: 0 4px 0 var(--border);
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}
.drop-zone:hover .phone-frame { box-shadow: 0 6px 0 #ffc947; border-color: var(--accent2); transform: rotate(-2deg); }
.phone-frame::before {
  content: ''; display: block; width: 24px; height: 4px;
  background: var(--border); border-radius: 4px; margin: 0 auto 5px;
}
.phone-screen {
  width: 100%; height: calc(100% - 13px); border-radius: 14px;
  background: linear-gradient(160deg, #fff5ec, #ffe8d6);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; overflow: hidden;
}
.phone-screen video { width: 100%; height: 100%; object-fit: cover; border-radius: 14px; }

.drop-icon { font-size: 1.4rem; animation: bounce 2s ease-in-out infinite; }
@keyframes bounce { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-5px)} }

.drop-hint { font-size: 0.74rem; font-weight: 700; color: var(--muted); text-align: center; line-height: 1.6; }

.file-meta {
  margin-top: 10px; display: flex; align-items: center; gap: 10px;
  font-size: 0.76rem; font-weight: 700; color: var(--muted);
  flex-wrap: wrap; background: var(--surface2);
  border: 2px solid var(--border); border-radius: 12px; padding: 10px 13px;
}
#fileName { color: var(--text); word-break: break-all; }
.clear-btn {
  background: none; border: 2px solid var(--border);
  color: var(--muted); font-family: var(--font-body); font-weight: 700;
  font-size: 0.72rem; padding: 4px 10px; border-radius: 50px;
  cursor: pointer; transition: all 0.2s; margin-left: auto; flex-shrink: 0;
}
.clear-btn:hover { border-color: var(--yt); color: var(--yt); background: #fff1f1; }

/* ─── Title Input ───────────────────────────────────────── */
.title-input-wrap { position: relative; margin-bottom: 12px; }
.title-input {
  width: 100%; background: var(--surface2);
  border: 2px solid var(--border); border-radius: 14px;
  padding: 14px 64px 14px 16px;
  font-family: var(--font-display); font-size: 1.1rem; color: var(--text);
  outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.title-input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(255,140,66,0.12); }
.title-input::placeholder { color: #d4a07a; }
.char-count {
  position: absolute; right: 13px; top: 50%; transform: translateY(-50%);
  font-size: 0.67rem; font-weight: 700; color: var(--muted);
  background: var(--border); padding: 2px 8px; border-radius: 50px;
}
.desc-input {
  width: 100%; background: var(--surface2);
  border: 2px solid var(--border); border-radius: 14px;
  padding: 12px 16px; font-family: var(--font-body);
  font-size: 0.85rem; font-weight: 600; color: var(--text);
  outline: none; resize: vertical; min-height: 78px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.desc-input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(255,140,66,0.12); }
.desc-input::placeholder { color: #d4a07a; }

/* ─── Platform Toggles ──────────────────────────────────── */
.platform-toggles { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.platform-toggle { display: block; cursor: pointer; }
.platform-toggle input { display: none; }
.toggle-card {
  display: flex; flex-direction: column; align-items: center; gap: 9px;
  padding: 20px 12px; border-radius: 18px;
  border: 2.5px solid var(--border); background: var(--surface2);
  position: relative; box-shadow: 0 4px 0 var(--border);
  transition: all 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.toggle-card:hover { transform: translateY(-3px); }
.toggle-card svg { width: 28px; height: 28px; color: #c9a07a; transition: color 0.25s; }
.toggle-card span { font-size: 0.8rem; font-weight: 800; color: var(--muted); transition: color 0.25s; }

.status-dot {
  width: 9px; height: 9px; border-radius: 50%; background: var(--border);
  position: absolute; top: 10px; right: 10px; transition: background 0.3s, box-shadow 0.3s;
}
.status-dot.connected { background: #22c55e; box-shadow: 0 0 0 3px rgba(34,197,94,0.2); }

.yt-toggle input:checked ~ .toggle-card { border-color: var(--yt); background: #fff1f1; box-shadow: 0 4px 0 rgba(255,64,64,0.2); }
.yt-toggle input:checked ~ .toggle-card svg,
.yt-toggle input:checked ~ .toggle-card span { color: var(--yt); }

.tt-toggle input:checked ~ .toggle-card { border-color: var(--tt); background: #f0fffc; box-shadow: 0 4px 0 rgba(0,200,160,0.2); }
.tt-toggle input:checked ~ .toggle-card svg,
.tt-toggle input:checked ~ .toggle-card span { color: var(--tt); }

/* ─── Upload Button ─────────────────────────────────────── */
.upload-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  width: calc(100% - 48px); margin: 22px 24px;
  padding: 17px; color: #fff; border: none; border-radius: 18px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--pink) 100%);
  font-family: var(--font-display); font-size: 1.1rem; letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 6px 0 rgba(255,80,100,0.3), 0 12px 32px rgba(255,107,157,0.2);
  transition: all 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.upload-btn:hover { transform: translateY(-3px); box-shadow: 0 9px 0 rgba(255,80,100,0.3), 0 16px 40px rgba(255,107,157,0.25); }
.upload-btn:active { transform: translateY(1px); box-shadow: 0 3px 0 rgba(255,80,100,0.3); }
.btn-arrow { font-size: 1.2rem; transition: transform 0.2s; }
.upload-btn:hover .btn-arrow { transform: translateX(5px) scale(1.2); }

/* ─── Progress Panel ────────────────────────────────────── */
.progress-panel {
  background: var(--surface); border: 2px solid var(--border);
  border-radius: 28px; padding: 32px 24px;
  box-shadow: 0 8px 0 var(--border); margin-top: 20px;
  animation: popIn 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
@keyframes popIn { from{opacity:0;transform:scale(0.92)} to{opacity:1;transform:scale(1)} }
.progress-title { font-family: var(--font-display); font-size: 1.5rem; color: var(--text); margin-bottom: 26px; }
.progress-track { display: flex; flex-direction: column; gap: 20px; }
.progress-platform { display: flex; flex-direction: column; gap: 7px; }
.progress-label { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; font-weight: 700; color: var(--muted); }
.bar-wrap { background: var(--surface2); border-radius: 50px; height: 10px; overflow: hidden; border: 2px solid var(--border); }
.bar { height: 100%; border-radius: 50px; width: 0%; transition: width 0.4s ease; }
.yt-bar { background: linear-gradient(90deg, #ff6b6b, var(--yt)); }
.tt-bar { background: linear-gradient(90deg, #00e8b8, var(--tt)); }
.progress-status { font-size: 0.72rem; font-weight: 700; color: var(--muted); }
.cancel-btn {
  margin-top: 22px; background: var(--surface2);
  border: 2px solid var(--border); color: var(--muted);
  font-family: var(--font-body); font-weight: 700; font-size: 0.8rem;
  padding: 9px 20px; border-radius: 50px; cursor: pointer; transition: all 0.2s;
}
.cancel-btn:hover { border-color: var(--yt); color: var(--yt); background: #fff1f1; }

/* ─── Success Panel ─────────────────────────────────────── */
.success-panel {
  background: var(--surface); border: 2px solid var(--border);
  border-radius: 28px; padding: 48px 24px; text-align: center;
  box-shadow: 0 8px 0 var(--border); margin-top: 20px;
  animation: popIn 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
.success-icon {
  width: 68px; height: 68px;
  background: linear-gradient(135deg, #4ade80, #22c55e);
  color: #fff; border-radius: 50%; font-size: 1.9rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 6px 0 rgba(34,197,94,0.3), 0 0 40px rgba(34,197,94,0.2);
  animation: wiggle 0.6s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes wiggle { 0%{transform:scale(0) rotate(-20deg)} 60%{transform:scale(1.15) rotate(5deg)} 100%{transform:scale(1) rotate(0)} }
.success-title { font-family: var(--font-display); font-size: 2.5rem; color: var(--text); margin-bottom: 6px; }
.success-links { display: flex; flex-direction: column; gap: 10px; margin: 16px 0 26px; }
.success-links a {
  color: var(--muted); font-size: 0.84rem; font-weight: 700; text-decoration: none;
  border: 2px solid var(--border); padding: 10px 18px; border-radius: 50px;
  background: var(--surface2); display: inline-block;
  transition: all 0.2s cubic-bezier(0.34,1.56,0.64,1);
}
.success-links a:hover { transform: translateY(-2px); border-color: var(--accent); color: var(--accent); background: #fff5ec; }
.reset-btn {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; border: none; padding: 14px 30px; border-radius: 50px;
  font-family: var(--font-display); font-size: 1rem; letter-spacing: 0.02em;
  cursor: pointer; box-shadow: 0 5px 0 rgba(255,140,66,0.3);
  transition: all 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.reset-btn:hover { transform: translateY(-2px); box-shadow: 0 7px 0 rgba(255,140,66,0.3); }

/* ─── Mode Slider ───────────────────────────────────────── */
.mode-slider-label { cursor: pointer; display: flex; align-items: center; flex-shrink: 0; }
.mode-slider-label input { display: none; }
.mode-track {
  display: block; width: 44px; height: 24px;
  background: #e8d5f5; border-radius: 50px; border: 2px solid #d4b8f0;
  position: relative; transition: background 0.3s, border-color 0.3s;
}
.mode-thumb {
  display: block; width: 16px; height: 16px; background: #b48fff;
  border-radius: 50%; position: absolute; top: 2px; left: 2px;
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1), background 0.3s;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}
.mode-slider-label input:checked ~ .mode-track { background: #d4f5e0; border-color: #86efac; }
.mode-slider-label input:checked ~ .mode-track .mode-thumb { transform: translateX(20px); background: #22c55e; }

/* ─── Toast ─────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 26px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface); border: 2px solid var(--border);
  border-radius: 50px; padding: 11px 22px;
  font-size: 0.82rem; font-weight: 700; color: var(--text);
  pointer-events: none; opacity: 0; z-index: 500; white-space: nowrap;
  box-shadow: 0 4px 0 var(--border), 0 8px 24px rgba(0,0,0,0.08);
  transition: all 0.35s cubic-bezier(0.34,1.56,0.64,1);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error   { border-color: var(--yt); color: var(--yt); background: #fff1f1; }
.toast.success { border-color: #22c55e; color: #16a34a; background: #f0fff4; }

/* ─── Responsive ────────────────────────────────────────── */
@media (max-width: 480px) {
  main { padding: 32px 14px 80px; }
  .step { padding: 22px 16px; }
  .upload-btn { width: calc(100% - 32px); margin: 18px 16px; }
  h1 { font-size: 2.1rem; }
  .mode-banner { flex-wrap: wrap; gap: 10px; }
  .mode-banner-switch { align-self: flex-start; }
  /* On very small screens hide mode pill so header doesn't overflow */
  #headerModePill { display: none !important; }
}

/* ─── Ko-fi Banner ──────────────────────────────────────── */
.kofi-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #29ABE0;
  border: 2px solid #1a8fbf;
  border-radius: 16px;
  padding: 16px 18px;
  margin-bottom: 24px;
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  text-decoration: none;
  box-shadow: 0 4px 0 #1a8fbf;
  transition: all 0.2s cubic-bezier(0.34,1.56,0.64,1);
}
.kofi-banner:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 #1a8fbf;
  background: #1a9fd4;
}
.kofi-banner-icon { font-size: 1.4rem; flex-shrink: 0; }
.kofi-banner-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
  min-width: 0;
}
.kofi-banner-text strong { color: #ffffff; font-size: 0.95rem; display: block; margin-bottom: 4px; }
.kofi-banner-text span { font-size: 0.76rem; font-weight: 600; opacity: 0.88; line-height: 1.4; display: block; }
.kofi-banner-cta {
  flex-shrink: 0;
  background: rgba(255,255,255,0.25);
  padding: 6px 13px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
  border: 1.5px solid rgba(255,255,255,0.4);
}

/* ─── Header status stacked layout ─────────────────────── */
.header-status {
  display: flex !important;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.header-status-row {
  display: flex;
  align-items: center;
  gap: 5px;
}

.status-pill.mode-pill {
  font-size: 0.62rem;
  padding: 2px 8px;
}