/* ============================================================
   Generator Metallic Theme — 고급 오디오 장비 느낌
   적용 범위: #pageGenerator 내부 전용
   ============================================================ */

/* ── Splash + Intro ── */
@keyframes genLogoIn { 0%{opacity:0;transform:scale(0.3)} 60%{opacity:1;transform:scale(1.08)} 100%{opacity:1;transform:scale(1)} }
@keyframes genTextIn { 0%{opacity:0;transform:translateY(20px);letter-spacing:0px} 100%{opacity:1;transform:translateY(0);letter-spacing:6px} }
@keyframes genSubIn { 0%,40%{opacity:0;transform:translateY(10px)} 100%{opacity:1;transform:translateY(0)} }
@keyframes genGlowPulse { 0%,100%{opacity:0.4;transform:scale(1)} 50%{opacity:0.8;transform:scale(1.1)} }
@keyframes genRing { 0%{transform:rotate(0deg)} 100%{transform:rotate(360deg)} }
@keyframes genFadeOut { 0%{opacity:1} 100%{opacity:0;visibility:hidden} }
@keyframes genFadeIn { 0%{opacity:0;transform:translateY(10px)} 100%{opacity:1;transform:translateY(0)} }

#genSplashOverlay.fade-out { animation: genFadeOut 0.8s ease forwards; }

.gen-intro-section { background:#1A1A2E; border:1px solid #2A2A45; border-radius:14px; padding:20px; margin-bottom:14px; }
.gen-intro-section h2 { font-size:15px; font-weight:600; color:#3ECFCF; margin-bottom:10px; display:flex; align-items:center; gap:8px; }
.gen-intro-section h2 .num { background:#7C5CFC; color:#fff; width:24px; height:24px; border-radius:50%; display:inline-flex; align-items:center; justify-content:center; font-size:12px; }
.gen-intro-section p { font-size:14px; line-height:1.7; color:#A0A0C0; white-space:pre-line; }
.gen-intro-section p + p { margin-top:10px; }
.gen-intro-enter-btn { display:block; width:100%; padding:18px; margin-top:24px; border:none; border-radius:14px; background:linear-gradient(135deg,#7C5CFC,#5A3AD9); color:#fff; font-size:16px; font-weight:600; cursor:pointer; transition:all 0.3s; box-shadow:0 8px 24px rgba(124,92,252,0.3); letter-spacing:1px; }
.gen-intro-enter-btn:hover { transform:translateY(-2px); box-shadow:0 12px 32px rgba(124,92,252,0.4); }


#pageGenerator {
  background: linear-gradient(180deg, #1c1c1e 0%, #222224 100%);
  min-height: 100%;
}

#pageGenerator .osc-wrap {
  background: #0a0a0c;
  border-bottom: 1px solid #3a3a3c;
  box-shadow: inset 0 -2px 8px rgba(0,0,0,.6);
}

/* ── 모드 스위치 바 ── */
.gen-mode-bar {
  display: flex;
  margin: 10px 14px 4px;
  background: linear-gradient(180deg, #3a3a3c, #2a2a2c);
  border-radius: 10px;
  padding: 3px;
  border: 1px solid #505052;
  box-shadow: 0 1px 0 rgba(255,255,255,.06) inset, 0 2px 6px rgba(0,0,0,.4);
}
.gen-mode-btn {
  flex: 1; padding: 9px 6px; border: none; border-radius: 7px;
  background: transparent; color: #636366;
  font-size: 12px; font-weight: 700; letter-spacing: .5px;
  cursor: pointer; transition: all .18s; text-transform: uppercase;
}
.gen-mode-btn.active {
  background: linear-gradient(180deg, #545456, #3a3a3c);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.1) inset, 0 2px 4px rgba(0,0,0,.4);
}
.gen-mode-btn:hover:not(.active) { color: #aeaeb2; }

/* ── 히어로 ── */
.gen-hero {
  padding: 16px 20px 10px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.gen-hz-display { display: flex; align-items: baseline; gap: 6px; }
.gen-hz-num {
  font-size: 52px; font-weight: 800; line-height: 1;
  font-variant-numeric: tabular-nums;
  color: #d4efb8;
  text-shadow: 0 0 16px rgba(130,220,80,.55), 0 0 32px rgba(100,200,60,.25);
  letter-spacing: -2px;
}
.gen-hz-unit {
  font-size: 15px; font-weight: 700; color: #5a8a3a;
  letter-spacing: 1px; text-transform: uppercase;
}
.gen-transport { display: flex; gap: 8px; flex-shrink: 0; }
.gen-play-btn, .gen-stop-btn {
  padding: 11px 18px; border-radius: 8px; font-size: 13px; font-weight: 700;
  cursor: pointer; letter-spacing: .3px; transition: all .12s; border: 1px solid transparent;
}
.gen-play-btn {
  background: linear-gradient(180deg, #34c759, #248a3d);
  border-color: #1a6b2e; color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.22) inset, 0 3px 8px rgba(52,199,89,.28), 0 1px 2px rgba(0,0,0,.4);
  text-shadow: 0 1px 2px rgba(0,0,0,.4);
}
.gen-play-btn:hover { background: linear-gradient(180deg, #3dda65, #2ca147); }
.gen-play-btn:active { transform: translateY(1px); }
.gen-stop-btn {
  background: linear-gradient(180deg, #48484a, #3a3a3c);
  border-color: #5a5a5c; color: #8e8e93;
  box-shadow: 0 1px 0 rgba(255,255,255,.07) inset, 0 1px 3px rgba(0,0,0,.4);
}
.gen-stop-btn:hover { color: #e5e5ea; background: linear-gradient(180deg, #545456, #444446); }
.gen-stop-btn:active { transform: translateY(1px); }

/* ── 퀵 프리셋 ── */
.gen-quick-strip { padding: 4px 14px 10px; }
.gen-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.gen-chips .gen-chip {
  padding: 6px 13px; border-radius: 16px; font-size: 12px; font-weight: 600; cursor: pointer;
  background: linear-gradient(180deg, #3a3a3c, #2c2c2e);
  border: 1px solid #505052; color: #8e8e93;
  box-shadow: 0 1px 0 rgba(255,255,255,.05) inset, 0 1px 3px rgba(0,0,0,.3);
  transition: all .15s;
}
.gen-chips .gen-chip:hover { color: #e5e5ea; border-color: #636366; }
.gen-chips .gen-chip.active {
  background: linear-gradient(180deg, #0a84ff, #0060cc);
  border-color: #0050aa; color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.18) inset, 0 2px 6px rgba(10,132,255,.3);
}

/* ── 패널 ── */
.gen-panels { padding: 0 14px 20px; display: flex; flex-direction: column; gap: 6px; }
.gen-panel {
  border-radius: 12px; overflow: hidden;
  background: linear-gradient(180deg, #2c2c2e 0%, #252527 100%);
  border: 1px solid #3a3a3c;
  box-shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 2px 6px rgba(0,0,0,.3);
}
.gen-panel-title {
  display: flex; align-items: center; gap: 9px;
  padding: 13px 14px; font-weight: 700; font-size: 11px; color: #636366;
  cursor: pointer; user-select: none; list-style: none;
  letter-spacing: .6px; text-transform: uppercase;
  background: linear-gradient(180deg, rgba(255,255,255,.03), transparent);
  border-bottom: 1px solid transparent; transition: color .15s;
}
.gen-panel-title::-webkit-details-marker { display: none; }
.gen-panel-title svg { width: 14px; height: 14px; opacity: .4; flex-shrink: 0; }
.gen-panel[open] .gen-panel-title {
  color: #c7c7cc; border-bottom-color: #3a3a3c;
}
.gen-panel[open] .gen-panel-title svg { opacity: 1; stroke: #30db50; }
.gen-panel-body { padding: 14px; display: flex; flex-direction: column; gap: 14px; }

/* ── 필드 ── */
.gen-field { display: flex; flex-direction: column; gap: 6px; }
.gen-field-label {
  font-size: 10px; color: #545456; font-weight: 700;
  text-transform: uppercase; letter-spacing: .7px;
}
.gen-field-row { display: flex; align-items: center; gap: 8px; }
.gen-unit { font-size: 11px; color: #545456; white-space: nowrap; font-weight: 600; }

/* ── 슬라이더 ── */
.gen-slider {
  flex: 1; -webkit-appearance: none; height: 4px; border-radius: 2px;
  background: linear-gradient(90deg, #0a84ff 0%, #3a3a3c 0%);
  outline: none; cursor: pointer;
}
.gen-slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%;
  background: linear-gradient(180deg, #d1d1d6, #aeaeb2);
  border: 1px solid #636366;
  box-shadow: 0 1px 0 rgba(255,255,255,.4) inset, 0 2px 6px rgba(0,0,0,.5);
  cursor: pointer;
}
.gen-slider::-webkit-slider-thumb:active {
  background: linear-gradient(180deg, #e5e5ea, #c7c7cc);
}

/* ── 숫자 입력 ── */
.gen-num-input {
  width: 78px; padding: 8px 10px; border-radius: 8px; text-align: right;
  background: #111113; border: 1px solid #3a3a3c;
  color: #e5e5ea; font-size: 14px; font-weight: 600;
  font-variant-numeric: tabular-nums;
  box-shadow: 0 1px 3px rgba(0,0,0,.6) inset; transition: border-color .15s;
}
.gen-num-input:focus {
  outline: none; border-color: #0a84ff;
  box-shadow: 0 1px 3px rgba(0,0,0,.6) inset, 0 0 0 2px rgba(10,132,255,.2);
}

/* ── 셀렉트 ── */
.gen-select {
  width: 100%; padding: 9px 30px 9px 10px; border-radius: 8px;
  background: #111113; border: 1px solid #3a3a3c;
  color: #e5e5ea; font-size: 13px; font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,.4) inset; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23636366' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center;
}

/* ── 파형 버튼 ── */
.gen-waveform-btns { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.gen-wave-btn {
  padding: 10px 4px; border-radius: 8px; font-size: 11px; font-weight: 700;
  letter-spacing: .4px; cursor: pointer; text-transform: uppercase;
  background: linear-gradient(180deg, #2c2c2e, #222224);
  border: 1px solid #3a3a3c; color: #545456;
  box-shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 1px 3px rgba(0,0,0,.3);
  transition: all .15s;
}
.gen-wave-btn.active {
  background: linear-gradient(180deg, #1a3a1a, #122212);
  border-color: #30db50; color: #30db50;
  box-shadow: 0 0 8px rgba(48,219,80,.25), 0 1px 0 rgba(255,255,255,.05) inset;
  text-shadow: 0 0 8px rgba(48,219,80,.5);
}
.gen-wave-btn:hover:not(.active) { color: #aeaeb2; border-color: #505052; }

/* ── 토글 스위치 ── */
.gen-toggle-row { display: flex; align-items: center; justify-content: space-between; }
.gen-switch { position: relative; display: inline-block; width: 44px; height: 26px; cursor: pointer; }
.gen-switch input { opacity: 0; width: 0; height: 0; }
.gen-switch-track {
  position: absolute; inset: 0; border-radius: 13px;
  background: #3a3a3c; border: 1px solid #505052;
  transition: background .2s; box-shadow: 0 1px 3px rgba(0,0,0,.5) inset;
}
.gen-switch-track:before {
  content: ''; position: absolute; width: 20px; height: 20px;
  left: 2px; top: 2px; border-radius: 50%;
  background: linear-gradient(180deg, #d1d1d6, #aeaeb2);
  box-shadow: 0 1px 0 rgba(255,255,255,.4) inset, 0 2px 4px rgba(0,0,0,.5);
  transition: transform .2s;
}
.gen-switch input:checked + .gen-switch-track {
  background: #30db50; border-color: #26b040;
  box-shadow: 0 0 8px rgba(48,219,80,.3) inset;
}
.gen-switch input:checked + .gen-switch-track:before { transform: translateX(18px); }

/* ── 듀얼 ── */
.gen-dual-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.gen-dual-item { display: flex; flex-direction: column; gap: 6px; }
.gen-dual-label { font-size: 10px; color: #545456; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; }

/* ── 내보내기 ── */
.gen-export-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }

/* ── 액션 버튼 ── */
.gen-action-btn {
  padding: 9px 12px; border-radius: 8px; font-size: 11px; font-weight: 700; letter-spacing: .3px;
  cursor: pointer; text-transform: uppercase;
  background: linear-gradient(180deg, #3a3a3c, #2c2c2e);
  border: 1px solid #505052; color: #8e8e93;
  box-shadow: 0 1px 0 rgba(255,255,255,.05) inset, 0 1px 3px rgba(0,0,0,.3);
  transition: all .15s;
}
.gen-action-btn:hover { color: #e5e5ea; background: linear-gradient(180deg, #48484a, #383838); }
.gen-action-btn:active { transform: translateY(1px); }
.gen-action-btn--primary {
  width: 100%; padding: 13px; font-size: 13px;
  background: linear-gradient(180deg, #0a84ff, #0060cc);
  border-color: #004aaa; color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.2) inset, 0 3px 8px rgba(10,132,255,.28), 0 1px 2px rgba(0,0,0,.4);
  text-shadow: 0 1px 2px rgba(0,0,0,.3);
}
.gen-action-btn--primary:hover { background: linear-gradient(180deg, #1a8fff, #0070dd); }
.gen-preset-row { display: flex; gap: 8px; margin-bottom: 8px; }
.gen-icon-btn {
  width: 38px; height: 38px; border-radius: 8px;
  border: 1px solid #505052; background: linear-gradient(180deg, #3a3a3c, #2c2c2e);
  font-size: 16px; cursor: pointer; color: #636366;
  box-shadow: 0 1px 0 rgba(255,255,255,.05) inset; transition: all .15s;
}
.gen-icon-btn:hover, .gen-icon-btn.active { color: #ffd60a; text-shadow: 0 0 8px rgba(255,214,10,.5); }
.gen-preset-actions { display: flex; flex-wrap: wrap; gap: 5px; }

/* ── 배너 영역 (글라스모피즘) ── */
#pageGenerator .ad-banner-wrap {
  display: block;
  border: 1px solid rgba(124, 92, 252, 0.25);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.04) inset;
  background: rgba(26, 26, 46, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  position: relative;
}
#pageGenerator .ad-banner-wrap:hover {
  transform: translateY(-2px);
  border-color: rgba(124, 92, 252, 0.5);
  box-shadow: 0 12px 36px rgba(124, 92, 252, 0.25), 0 0 0 1px rgba(255, 255, 255, 0.06) inset;
}
#pageGenerator .ad-banner-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
}
#pageGenerator .ad-banner-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 10px;
}
#pageGenerator .ad-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all 0.25s ease;
}
#pageGenerator .ad-dot.active {
  background: linear-gradient(135deg, #9B7FFF, #3ECFCF);
  width: 22px;
  border-radius: 4px;
}