/* ============================================================
   app-shell.css — locked app shell post-paywall.
   Home (live workshops, programs, videos), Certificates,
   AI Chat, AI Tools tabs, lock overlay, bottom nav, toast.
   ============================================================ */

/* ============================================ */
/* APP SHELL                                    */
/* ============================================ */
.app-shell {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 100;
  display: none;
  flex-direction: column;
  overflow: hidden;
}
.app-shell.active { display: flex; }

.app-header {
  padding: 18px 20px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: rgba(7,9,10,0.92);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.app-brand {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
}
.app-brand .x { color: var(--green); }

.header-actions { display: flex; gap: 10px; align-items: center; }
.header-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
}

.app-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding-bottom: 96px;
}

.lock-overlay {
  position: absolute;
  inset: 0;
  background: rgba(7,9,10,0.55);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: inherit;
  z-index: 5;
  pointer-events: none;
}
.lock-badge {
  background: rgba(0,0,0,0.7);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 999px;
  padding: 6px 12px;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
}

.tab-pane { display: none; padding: 16px; }
.tab-pane.active { display: block; }

.home-hero {
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 18px;
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #ff8a3d, #d63384 50%, #2c4ba6 100%);
  cursor: pointer;
}
.home-hero .hero-info {
  position: absolute;
  left: 16px;
  bottom: 14px;
  right: 16px;
  z-index: 6;
}
.home-hero .hero-tag {
  display: inline-block;
  background: rgba(0,0,0,0.5);
  color: var(--green);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.home-hero h3 {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.section-title {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 28px 0 16px;
  color: #fff;
  line-height: 1.15;
}

.video-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.video-tile { cursor: pointer; position: relative; }
.video-tile .vt-thumb {
  border-radius: 12px;
  aspect-ratio: 16 / 11;
  margin-bottom: 8px;
  position: relative;
  overflow: hidden;
}
.video-tile .vt-duration {
  position: absolute;
  bottom: 6px;
  right: 6px;
  background: rgba(0,0,0,0.8);
  color: #fff;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 3px;
  z-index: 4;
}
.video-tile .vt-title {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 4px;
  color: #fff;
}
.video-tile .vt-meta { font-size: 11px; color: var(--text-dim); }

.h-scroll {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin: 0 -16px;
  padding-left: 16px;
  padding-right: 16px;
  scrollbar-width: none;
}
.h-scroll::-webkit-scrollbar { display: none; }

.h-tile { flex-shrink: 0; width: 200px; cursor: pointer; }
.h-tile .vt-thumb { aspect-ratio: 16/10; }

.cert-intro {
  color: var(--text-dim);
  font-size: 14px;
  margin-bottom: 18px;
  line-height: 1.5;
}
.cert-list { display: flex; flex-direction: column; gap: 14px; }

.cert-card {
  position: relative;
  background: linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  cursor: pointer;
  overflow: hidden;
}
.cert-card-inner { display: flex; align-items: center; gap: 14px; }
.cert-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.cert-icon.c1 { background: linear-gradient(135deg, #6a3a9a, #2c4ba6); }
.cert-icon.c2 { background: linear-gradient(135deg, #d63384, #ff8a3d); }
.cert-icon.c3 { background: linear-gradient(135deg, #2c4ba6, #00BAF2); }
.cert-icon.c4 { background: linear-gradient(135deg, #2fd07c, #00BAF2); }
.cert-icon.c5 { background: linear-gradient(135deg, #ff8a3d, #d63384); }

.cert-info { flex: 1; min-width: 0; }
.cert-title {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.cert-meta { color: var(--text-dim); font-size: 12px; }
.cert-lock-pill {
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 11px;
  color: var(--text-dim);
}

.ai-intro { color: var(--text-dim); font-size: 14px; margin-bottom: 14px; }

.model-picker {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin: 0 -16px 16px;
  padding-left: 16px;
  padding-right: 16px;
  scrollbar-width: none;
}
.model-picker::-webkit-scrollbar { display: none; }
.model-chip {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 8px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
}
.model-chip.active {
  background: rgba(47, 208, 124, 0.12);
  border-color: var(--green);
  color: var(--green);
}
.model-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.model-avatar.gpt { background: #10a37f; }
.model-avatar.claude { background: #d97757; }
.model-avatar.gemini { background: linear-gradient(135deg, #4285f4, #ea4335); }
.model-avatar.llama { background: #1c4ed8; }
.model-avatar.grok { background: #1a1a1a; border: 1px solid #444; }
.model-avatar.mistral { background: linear-gradient(135deg, #ff7000, #ffaa00); }

.chat-area {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.msg { display: flex; gap: 10px; max-width: 85%; }
.msg.user { align-self: flex-end; flex-direction: row-reverse; }
.msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
}
.msg.user .msg-avatar { background: var(--green); color: #003a1f; }
.msg-bubble {
  background: rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.4;
  color: #e8e9ea;
}
.msg.user .msg-bubble {
  background: rgba(47, 208, 124, 0.15);
  color: #fff;
}

.chat-input-bar {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  align-items: center;
}
.chat-input {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 12px 18px;
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  outline: none;
}
.chat-input::placeholder { color: var(--text-dimmer); }
.chat-send {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--green);
  border: none;
  color: #003a1f;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}

/* ── YouTube-style home thumbnails ── */
.yt-thumb {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 16/10;
  cursor: pointer;
  background: #1a1a2a;
}
.yt-thumb .yt-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.18);
  transition: background 0.2s;
}
.yt-thumb:hover .yt-play, .yt-thumb:active .yt-play { background: rgba(0,0,0,0.38); }
.yt-play-circle {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: rgba(0,0,0,0.72);
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(4px);
  border: 1.5px solid rgba(255,255,255,0.25);
}
.yt-play-circle::after {
  content: '';
  width: 0; height: 0;
  border-left: 13px solid #fff;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  margin-left: 3px;
}
.yt-duration {
  position: absolute; bottom: 6px; right: 7px;
  background: rgba(0,0,0,0.82); color: #fff;
  font-size: 11px; font-weight: 600;
  padding: 2px 5px; border-radius: 3px;
}
.yt-views-bar {
  position: absolute; bottom: 6px; left: 7px;
  background: rgba(0,0,0,0.55); color: rgba(255,255,255,0.85);
  font-size: 10px; padding: 2px 6px; border-radius: 3px;
}

/* ── Certificate card UI ── */
.cert-card-v2 {
  background: linear-gradient(145deg, #1a1c24, #12141b);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 18px;
  overflow: hidden;
  margin-bottom: 18px;
  cursor: pointer;
  position: relative;
  transition: transform 0.2s;
}
.cert-card-v2:active { transform: scale(0.98); }
.cert-parchment {
  background: linear-gradient(160deg, #fdf6e3 0%, #f5e6c8 50%, #ede0b8 100%);
  margin: 14px 14px 0;
  border-radius: 12px 12px 0 0;
  padding: 18px 18px 14px;
  position: relative;
  overflow: hidden;
}
.cert-parchment::before {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 28px, rgba(0,0,0,0.04) 28px, rgba(0,0,0,0.04) 29px);
  pointer-events: none;
}
.cert-watermark {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-size: 80px; opacity: 0.055;
  pointer-events: none; user-select: none;
}
.cert-border-top {
  height: 4px;
  background: linear-gradient(90deg, #b8860b, #d4a017, #b8860b);
  border-radius: 2px;
  margin-bottom: 14px;
}
.cert-body { position: relative; z-index: 1; text-align: center; }
.cert-issued-to { font-size: 10px; color: #8a7a5a; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 2px; }
.cert-recipient {
  font-family: 'Instrument Serif', serif;
  font-size: 22px; color: #2a1f0a;
  font-style: italic; margin-bottom: 6px; line-height: 1.1;
}
.cert-title-text {
  font-size: 13px; font-weight: 700; color: #3a2c10;
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px;
}
.cert-subtitle-text { font-size: 11px; color: #7a6a4a; margin-bottom: 12px; }
.cert-seal-row { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; }
.cert-seal {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 2px solid #b8860b;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  background: radial-gradient(circle, #fff9e6, #f5e6c8);
}
.cert-sig { font-family: 'Instrument Serif', serif; font-style: italic; font-size: 14px; color: #3a2c10; }
.cert-sig-label { font-size: 9px; color: #8a7a5a; text-transform: uppercase; letter-spacing: 0.1em; margin-top: 1px; }
.cert-ribbon {
  background: linear-gradient(90deg, #b8860b, #d4a017, #b8860b);
  color: #fff; font-size: 10px; font-weight: 700;
  text-align: center; padding: 5px 14px;
  letter-spacing: 0.06em; text-transform: uppercase;
  margin: 0 14px;
}
.cert-footer-v2 {
  padding: 12px 14px 14px;
  display: flex; align-items: center; justify-content: space-between;
}
.cert-meta-v2 { font-size: 12px; color: var(--text-dim); }
.cert-unlock-btn {
  background: linear-gradient(135deg, var(--green-soft), var(--green));
  color: #003a1f; border: none;
  padding: 8px 16px; border-radius: 20px;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700; font-size: 12px; cursor: pointer;
}

/* ── AI Tools tab ── */
.tools-intro { color: var(--text-dim); font-size: 14px; margin-bottom: 18px; line-height: 1.5; }
.tools-cat { font-size: 11px; font-weight: 700; color: var(--green); letter-spacing: 0.1em; text-transform: uppercase; margin: 20px 0 10px; }
.tools-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.tool-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 14px 12px 12px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  display: flex; flex-direction: column; gap: 8px;
}
.tool-card:active { background: rgba(255,255,255,0.07); border-color: var(--green); }
.tool-icon-wrap {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.tool-name { font-family: 'Bricolage Grotesque', sans-serif; font-size: 13px; font-weight: 700; color: #fff; line-height: 1.2; }
.tool-desc { font-size: 11px; color: var(--text-dim); line-height: 1.4; }
.tool-credits {
  display: inline-flex; align-items: center; gap: 4px;
  background: rgba(47,208,124,0.1); border: 1px solid rgba(47,208,124,0.2);
  color: var(--green); font-size: 10px; font-weight: 700;
  padding: 3px 8px; border-radius: 20px; margin-top: 2px;
  align-self: flex-start;
}
.tool-cta-row { display: flex; align-items: center; justify-content: space-between; margin-top: 4px; }
.tool-try-btn {
  background: linear-gradient(135deg, var(--green-soft), var(--green));
  color: #003a1f; border: none;
  padding: 6px 12px; border-radius: 20px;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700; font-size: 11px; cursor: pointer;
}

/* feed/post (keep for potential reuse, just hidden) */
.feed-intro { color: var(--text-dim); font-size: 14px; margin-bottom: 18px; }
.post { display: none; }

/* ── Real thumbnail home tiles ── */
.yt-thumb-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}
.yt-thumb { background: #14161c; }

/* ── LIVE WORKSHOP CARDS (horizontal scroll) ── */
.live-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin: 30px 0 16px;
  padding-bottom: 2px;
}
.live-section-header .section-title { margin: 0; }
.live-see-all {
  font-size: 13px;
  color: var(--green);
  font-weight: 700;
  padding-bottom: 4px;
  cursor: pointer;
}

.live-scroll {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin: 0 -16px;
  padding-left: 16px;
  padding-right: 16px;
  scrollbar-width: none;
}
.live-scroll::-webkit-scrollbar { display: none; }

.live-card {
  flex-shrink: 0;
  width: 270px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.18s, border-color 0.2s;
}
.live-card:active { transform: scale(0.98); border-color: rgba(255,80,80,0.35); }
.live-card-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #14161c;
}
.live-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.live-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: #e53935;
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  padding: 4px 8px 4px 18px;
  border-radius: 4px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  z-index: 2;
  box-shadow: 0 2px 8px rgba(229,57,53,0.4);
}
.live-badge::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 50%;
  transform: translateY(-50%);
  width: 7px;
  height: 7px;
  background: #fff;
  border-radius: 50%;
  animation: livePulse 1.4s infinite;
}
@keyframes livePulse {
  0%,100% { opacity: 1; transform: translateY(-50%) scale(1); }
  50% { opacity: 0.5; transform: translateY(-50%) scale(0.75); }
}
.live-card-body { padding: 11px 12px 12px; }
.live-card-title {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700;
  font-size: 13.5px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 34px;
}
.live-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 9px;
}
.live-card-meta .dot-sep { color: var(--text-dimmer); }
.live-card-instructor {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 9px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.live-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 11px;
  font-family: 'Bricolage Grotesque', sans-serif;
}
.live-instructor-name {
  font-size: 12px;
  font-weight: 600;
  color: #e8e9ea;
  line-height: 1.2;
}
.live-instructor-role {
  font-size: 10px;
  color: var(--text-dim);
  line-height: 1.2;
}

/* ── PROGRAM CARDS ── */
.program-scroll {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin: 0 -16px;
  padding-left: 16px;
  padding-right: 16px;
  scrollbar-width: none;
}
.program-scroll::-webkit-scrollbar { display: none; }

.program-card {
  flex-shrink: 0;
  width: 240px;
  background: linear-gradient(160deg, rgba(47,208,124,0.08), rgba(47,208,124,0.02));
  border: 1px solid rgba(47,208,124,0.18);
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.18s, border-color 0.2s;
}
.program-card:active { transform: scale(0.98); border-color: var(--green); }
.program-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #14161c;
}
.program-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.program-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(47,208,124,0.92);
  color: #003a1f;
  font-size: 10px;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 4px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  z-index: 2;
}
.program-body { padding: 12px 13px 13px; }
.program-title {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 700;
  font-size: 14px;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: #fff;
  margin-bottom: 6px;
  min-height: 34px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.program-desc {
  font-size: 11.5px;
  color: var(--text-dim);
  line-height: 1.4;
  margin-bottom: 10px;
  min-height: 32px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.program-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 10.5px;
  color: var(--text-dim);
}
.program-pill {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 3px 7px;
  border-radius: 6px;
  color: #d6d8db;
  font-weight: 600;
}
.program-pill.green {
  background: rgba(47,208,124,0.12);
  border-color: rgba(47,208,124,0.25);
  color: var(--green);
}

/* ── CERTIFICATE LOGO (real issuer brand) ── */
.cert-issuer-logo {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 10px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.18);
}
.cert-issuer-logo svg { width: 42px; height: 42px; }
.cert-issuer-name {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 800;
  font-size: 13px;
  color: #2a1f0a;
  letter-spacing: 0.02em;
  margin-bottom: 4px;
}
.cert-issuer-tag {
  font-size: 10px;
  color: #7a6a4a;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── AI Tools — clean card (no credits, no try-free) ── */
.tool-card-clean {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 16px 13px 14px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 9px;
  text-align: left;
}
.tool-card-clean:active { background: rgba(255,255,255,0.07); border-color: var(--green); transform: scale(0.98); }
.tool-logo-wrap {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}
.tool-logo-wrap.dark { background: #1a1a1a; border: 1px solid rgba(255,255,255,0.1); }
.tool-logo-wrap svg { width: 28px; height: 28px; }
.tool-logo-wrap img { width: 28px; height: 28px; object-fit: contain; }
.tool-logo-text {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
}

/* AI Credits banner */
.credits-banner {
  background: linear-gradient(135deg, rgba(47,208,124,0.14), rgba(47,208,124,0.04));
  border: 1px solid rgba(47,208,124,0.28);
  border-radius: 16px;
  padding: 14px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.credits-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(47,208,124,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 22px;
}
.credits-text-row { flex: 1; min-width: 0; }
.credits-amount {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 800;
  font-size: 17px;
  color: #fff;
  letter-spacing: -0.01em;
}
.credits-sub {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 2px;
}


.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(10, 12, 14, 0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid rgba(255,255,255,0.06);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 10px 4px calc(10px + env(safe-area-inset-bottom));
  z-index: 200;
  box-shadow: 0 -8px 24px -8px rgba(0,0,0,0.4);
}
.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px 4px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.45);
  cursor: pointer;
  transition: color 0.2s;
  position: relative;
  border-radius: 12px;
}
.nav-item svg {
  width: 22px;
  height: 22px;
  stroke-width: 2;
  transition: transform 0.2s, filter 0.2s;
}
.nav-item.active {
  color: var(--green);
}
.nav-item.active::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 3px;
  background: var(--green);
  border-radius: 0 0 3px 3px;
  box-shadow: 0 2px 12px var(--green-glow);
}
.nav-item.active svg {
  transform: scale(1.06);
  filter: drop-shadow(0 2px 8px rgba(47,208,124,0.45));
}
.nav-item span {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
}

.toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(20, 22, 25, 0.95);
  backdrop-filter: blur(10px);
  color: #fff;
  padding: 14px 22px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s;
  z-index: 1000;
  max-width: 320px;
  text-align: center;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.toast.success { border-color: var(--green); }
.toast.error { border-color: #ff4d4f; }