:root {
--bg:#12151b;         /* 약간 밝게 */
--panel:#1a1f27;
--text:#e8ecf2;
--muted:#99a1b6;
--border:#2b3142;
--accent:#3b82f6;
--shadow:0 8px 24px rgba(0,0,0,.25);
}

body.light {
--bg:#f3f5f9;         /* 완전 흰색 대신 은은한 회백색 */
--panel:#ffffff;
--text:#1b1e25;
--muted:#6f7380;
--border:#d5d7df;
--accent:#2563eb;
--shadow:0 4px 12px rgba(0,0,0,.1);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
margin:0; background:var(--bg); color:var(--text);
font:14px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Noto Sans KR,Apple SD Gothic Neo,Arial,sans-serif;
transition:background .3s, color .3s;
}
html, body, .card, .btn, .site-header, textarea, select, input, .chip, .output {
transition:
background-color 0.6s ease,
color 0.6s ease,
border-color 0.6s ease,
box-shadow 0.6s ease;
}

.main{max-width:1100px; margin:24px auto; padding:16px}
.stack{display:grid; gap:16px}
.card{
background:var(--panel); border:1px solid var(--border);
border-radius:16px; padding:16px; box-shadow:var(--shadow);
transition:background .3s, border-color .3s;
}
.card h3{margin:0 0 10px 0}
.small{color:var(--muted); font-size:12px}
.hint{border-left:3px solid var(--border); padding-left:10px}

.row{display:grid; gap:12px}
.row.cols-2{grid-template-columns:1fr 1fr}
@media (max-width:880px){ .row.cols-2{grid-template-columns:1fr} }

textarea, select, input[type="text"]{
width:100%; background:transparent; color:var(--text);
border:1px solid var(--border); border-radius:12px; padding:12px; outline:none;
transition:border-color .2s, background .3s, color .3s;
}
textarea{min-height:180px; resize:vertical}

.toolbar{display:flex; gap:8px; flex-wrap:wrap; align-items:center}
.spacer{flex:1}
.btn{
appearance:none; border:none; cursor:pointer; padding:10px 14px;
border-radius:12px; font-weight:700; background:var(--accent); color:#fff;
transition:.15s transform ease, .15s opacity;
}
.btn.secondary{background:none; border:1px solid var(--border); color:var(--text)}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:transparent; border:1px solid var(--border); color:var(--text)}

/* 멀티 선택 / 칩 */
.chipbox{display:flex; flex-wrap:wrap; gap:8px; margin-top:8px}
.chip{
display:inline-flex; align-items:center; gap:8px;
background:transparent; border:1px solid var(--accent); color:var(--text);
padding:6px 10px; border-radius:999px; cursor:pointer; user-select:none;
}
.chip .x{font-weight:700; opacity:.8}
.input-group{display:flex; gap:8px; align-items:center}
.input-group > *:first-child{flex:1}

.output{
min-height:180px; white-space:pre-wrap; word-break:break-word;
background:transparent; border:1px solid var(--border);
border-radius:12px; padding:12px;
}

.theme-toggle{cursor:pointer; background:none; border:1px solid var(--border);
color:var(--text); padding:8px 12px; border-radius:12px; font-size:13px}

.checkbox-group{
display:flex; flex-wrap:wrap; gap:16px; margin-top:10px;
font-size:13px; color:var(--text); align-items:center;
}
.checkbox-item{display:inline-flex; align-items:center; gap:8px}
.checkbox-item input{transform:scale(1.2);}

/* 헤더 */
.site-header{
position: sticky; top:0; z-index:50;
backdrop-filter: blur(10px);
background: color-mix(in srgb, var(--bg) 88%, transparent);
border-bottom: 1px solid var(--border);
}
.site-header .inner{
max-width:1100px; margin:0 auto; padding:10px 16px;
display:flex; align-items:center; justify-content:space-between; gap:12px;
}
.brand{ display:inline-flex; align-items:center; gap:10px; text-decoration:none; color:var(--text); }
.brand-mark{
width:28px; height:28px; border-radius:10px; display:inline-grid; place-items:center;
background: linear-gradient(135deg, var(--accent), #91f2c3);
box-shadow: 0 6px 16px rgba(0,0,0,.20), inset 0 0 0 1px rgba(255,255,255,.12);
}
.brand-mark svg{ width:16px; height:16px; fill:#0b1020 }
.brand-title{
font-weight:800; letter-spacing:.2px;
background: linear-gradient(90deg, var(--accent), #91f2c3);
-webkit-background-clip:text; background-clip:text; color:transparent; font-size:16px;
}
.header-actions{ display:flex; align-items:center; gap:8px }

/* 브라우저 컨트롤 힌트 */
body { color-scheme: dark; }
body.light { color-scheme: light; }

/* 폼 컨트롤 토큰 */
:root{
--control-bg: #10141c; --control-bg-focus: #151b26;
--control-text: var(--text); --control-border: var(--border);
--control-placeholder: color-mix(in srgb, var(--text) 45%, transparent);
}
body.light{
--control-bg: #ffffff; --control-bg-focus: #f4f7fb;
--control-text: #1a1c22; --control-border: #d6d8e0;
--control-placeholder: #9aa0ae;
}

select, textarea, input[type="text"]{
background-color: var(--control-bg);
color: var(--control-text);
border: 1px solid var(--control-border);
border-radius: 12px;
padding: 12px;
outline: none;
transition: border-color .15s ease, background-color .15s ease, color .15s ease;
}
input::placeholder, textarea::placeholder{ color: var(--control-placeholder); }
select:focus, textarea:focus, input[type="text"]:focus{
background-color: var(--control-bg-focus);
border-color: var(--accent);
outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
outline-offset: 1px;
}
select option{ background: var(--panel); color: var(--text); }
select:hover, textarea:hover, input[type="text"]:hover{
border-color: color-mix(in srgb, var(--accent) 35%, var(--control-border));
}

/* 모델 선택 토글 */
.segmented{
display:inline-flex; gap:0; border:1px solid var(--border);
border-radius:12px; overflow:hidden; background:transparent; box-shadow: var(--shadow);
}
.segmented button{
appearance:none; background:transparent; border:0; cursor:pointer;
padding:8px 12px; font-weight:700; color:var(--text);
transition: background .15s ease, color .15s ease;
}
.segmented button:not(.active):hover{ background: color-mix(in srgb, var(--accent) 10%, transparent); }
.segmented button.active{ background: var(--accent); color:#fff; }
/* 버튼 로딩 상태 */
.btn .spinner {
display: none;
width: 16px; height: 16px;
border: 2px solid currentColor;
border-right-color: transparent;
border-radius: 50%;
animation: nice-spin .8s linear infinite;
vertical-align: -2px;
margin-right: 8px;
}
.btn.loading .spinner { display: inline-block; }
.btn.loading .btn-label { opacity: .0; }  /* 텍스트 숨김(필요시 제거) */

@keyframes nice-spin {
to { transform: rotate(360deg); }
}

/* 비활성화된 상태 시각 피드백(선택 사항) */
.btn[disabled] {
opacity: .7;
cursor: not-allowed;
}
/* ===========================
템플릿 바 / 버튼 통합 스타일
=========================== */
.template-toolbar {
display: flex;
align-items: center;
gap: 8px;
flex-wrap: wrap;
justify-content: flex-end;
margin-bottom: 6px;
}

/* Select Box */
.template-select {
min-width: 220px;
max-width: 300px;
padding: 6px 10px;
border-radius: 8px;
border: 1px solid var(--border);
background: var(--panel);
color: var(--text);
font-size: 0.95rem;
transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.template-select:focus {
outline: none;
border-color: var(--accent);
background: color-mix(in srgb, var(--panel) 92%, var(--accent) 8%);
}

/* Buttons */
.btn.small {
font-size: 0.9rem;
padding: 6px 12px;
border-radius: 8px;
cursor: pointer;
transition: all 0.2s ease;
border: 1px solid transparent;
background: var(--accent);
color: #fff;
}
.btn.small:hover {
transform: translateY(-1px);
box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
.btn.small.ghost {
background: transparent;
border: 1px solid var(--border);
color: var(--text);
}
.btn.small.ghost:hover {
border-color: var(--accent);
color: var(--accent);
}
.btn.small.accent {
background: var(--accent);
color: #fff;
}

/* Badge Styles */
.template-badge {
font-size: 0.85rem;
padding: 4px 10px;
border-radius: 999px;
border: 1px dashed var(--border);
opacity: 0.85;
}
.badge-locked {
color: #ef4444;
border-color: #ef4444;
}
.badge-pro {
color: #22c55e;
border-color: #22c55e;
}

/* 다크/라이트 대비 강화 */
body.light .template-select {
background: #fff;
color: #111;
border-color: #ccc;
}
body.light .btn.small.ghost {
color: #222;
border-color: #bbb;
}
body.light .btn.small.ghost:hover {
border-color: #3b82f6;
color: #3b82f6;
}


/* ===== MyPage Nickname block ===== */
.nick-card {
  margin-top: 14px;
  padding: 14px;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 12px;
  background: rgba(0,0,0,.02);
}

.nick-head {
  display: grid;
  gap: 4px;
  margin-bottom: 10px;
}

.nick-title {
  font-weight: 700;
  font-size: 14px;
}

.nick-desc {
  font-size: 12px;
  opacity: .75;
}

.nick-current {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin: 10px 0 12px;
}

.nick-form {
  display: grid;
  gap: 8px;
}

.nick-label {
  font-size: 12px;
  font-weight: 600;
  opacity: .85;
}

.nick-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.nick-input {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid rgba(0,0,0,.18);
  border-radius: 10px;
  outline: none;
  background: #fff;
}

.nick-input:focus {
  border-color: rgba(0,0,0,.35);
}

.nick-btn {
  white-space: nowrap;
  padding: 10px 14px;
  border-radius: 10px;
}

.nick-hint {
  font-size: 12px;
  opacity: .7;
}

/* 좁은 화면에서 버튼을 아래로 내리기 */
@media (max-width: 520px) {
  .nick-row {
    flex-direction: column;
    align-items: stretch;
  }
  .nick-btn {
    width: 100%;
  }
}

/* ===== MyPage Account Top ===== */
.account-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.account-left {
  min-width: 0;
}

.account-email {
  word-break: break-word;
}