/* ===== CSS Variables ===== */
:root {
  --color-bg: #f4f5f7;
  --color-surface: #ffffff;
  --color-surface-2: #f0f1f4;
  --color-border: #e2e4e9;

  --color-sidebar-bg: #1a1b2e;
  --color-sidebar-text: #a8b2d0;
  --color-sidebar-active: #ffffff;
  --color-sidebar-active-bg: rgba(108, 99, 255, 0.2);

  --color-primary: #6c63ff;
  --color-primary-dark: #5348d4;
  --color-primary-light: #ebe9ff;

  --color-text: #1a1b2e;
  --color-text-2: #5a5f7d;
  --color-text-3: #9098b1;

  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;

  /* 헬로아지 카테고리 컬러 */
  --cat-기획-bg: #ede9fe; --cat-기획-text: #6d28d9;
  --cat-디자인-bg: #fce7f3; --cat-디자인-text: #be185d;
  --cat-개발-bg: #dbeafe; --cat-개발-text: #1d4ed8;
  --cat-마케팅-bg: #ffedd5; --cat-마케팅-text: #c2410c;
  --cat-운영-bg: #d1fae5; --cat-운영-text: #065f46;
  --cat-미분류-bg: #f1f5f9; --cat-미분류-text: #475569;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10);

  --sidebar-width: 260px;
  --header-height: 76px;

  --font-base: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --transition: 0.2s ease;
}

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

html { font-size: 17px; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-base);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  min-height: 100vh;
  font-size: 1rem;
}

a { color: inherit; text-decoration: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

ul, ol { list-style: none; }

img { max-width: 100%; display: block; }

/* ===== Utilities ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.95rem;
  transition: background var(--transition), opacity var(--transition);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover { background: var(--color-primary-dark); }

.btn-ghost {
  background: transparent;
  color: var(--color-text-2);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover { background: var(--color-surface-2); }

.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 20px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-primary { background: var(--color-primary-light); color: var(--color-primary); }
.badge-success { background: #dcfce7; color: #16a34a; }
.badge-warning { background: #fef3c7; color: #b45309; }
.badge-danger  { background: #fee2e2; color: #dc2626; }

/* ===== 인라인 자연어 입력 ===== */
.inline-nl-wrap {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 22px 18px;
  margin-bottom: 28px;
}

.inline-nl-wrap:focus-within {
  border-color: rgba(108, 99, 255, 0.35);
}

.inline-nl-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-2);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.inline-nl-label::before {
  content: '✦';
  color: var(--color-primary);
  font-size: 0.78rem;
}

.inline-nl-input {
  width: 100%;
  padding: 16px 20px;
  font-size: 1.05rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.inline-nl-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
}

.inline-nl-input::placeholder { color: var(--color-text-3); }
.inline-nl-input:disabled { opacity: 0.5; cursor: not-allowed; }

.inline-nl-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.inline-nl-status {
  font-size: 0.78rem;
  color: var(--color-text-3);
  margin-top: 6px;
  min-height: 18px;
}

.inline-nl-status.error { color: var(--color-danger); }

/* ===== 공통 빠른 입력 폼 (quick-add-wrap) ===== */

@property --qa-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

@keyframes qa-rainbow-spin {
  to { --qa-angle: 360deg; }
}

/* 바깥 래퍼 = 회전하는 무지개 그라디언트 배경 (테두리 역할) */
.quick-add-wrap {
  --qa-angle: 0deg;
  border-radius: var(--radius-md);
  padding: 3px;
  margin-bottom: 24px;
  background: conic-gradient(
    from var(--qa-angle),
    #f87171, #fb923c, #facc15, #4ade80,
    #60a5fa, #a78bfa, #f472b6, #f87171
  );
  animation: qa-rainbow-spin 5s linear infinite;
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.07);
  transition: box-shadow var(--transition);
}

/* 포커스 시 더 빠르게 + 그림자 강조 */
.quick-add-wrap:focus-within {
  animation-duration: 2s;
  box-shadow: 0 4px 28px rgba(108, 99, 255, 0.2);
}

/* 안쪽 흰 배경 패널 — 이 덕에 테두리만 무지개로 보임 */
.quick-add-inner {
  background: #fff;
  border-radius: calc(var(--radius-md) - 1px);
  padding: 18px 22px;
}

.quick-add-top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.quick-add-input {
  flex: 1;
  padding: 6px 0;
  font-size: 1.1rem;
  border: none;
  background: transparent;
  color: var(--color-text);
  outline: none;
}
.quick-add-input::placeholder { color: var(--color-text-3); }
.quick-add-input:disabled { opacity: 0.5; cursor: not-allowed; }

.quick-add-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.quick-add-hint {
  font-size: 0.85rem;
  color: var(--color-text-3);
}

.quick-add-status {
  font-size: 0.78rem;
  color: var(--color-text-3);
}
.quick-add-status:not(:empty) { margin-top: 6px; }
.quick-add-status.error { color: var(--color-danger); }

/* ===== 공통 인라인 항목 추가 행 (mp-add-row) ===== */
/* roadmap, myprojects, 기타 리스트 내 "할 일/항목 추가" 행에 공통 사용 */
.mp-add-row {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 9px 13px;
  cursor: text;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.mp-add-row:hover {
  border-color: var(--color-primary);
  background: rgba(108, 99, 255, 0.02);
}
.mp-add-row:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.08);
}
.mp-add-row::before {
  content: '+';
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-3);
  flex-shrink: 0;
  line-height: 1;
  transition: color var(--transition);
}
.mp-add-row:hover::before,
.mp-add-row:focus-within::before {
  color: var(--color-primary);
}
.mp-add-input {
  flex: 1;
  padding: 0;
  font-size: 0.88rem;
  border: none;
  background: transparent;
  color: var(--color-text);
  outline: none;
}
.mp-add-input::placeholder { color: var(--color-text-3); }
.mp-add-hint {
  font-size: 0.7rem;
  color: var(--color-text-3);
  background: var(--color-surface-2);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity var(--transition);
}
.mp-add-row:focus-within .mp-add-hint { opacity: 1; }

/* ===== 자연어 입력 오버레이 (NL Input) ===== */
.nl-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nl-box {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 24px;
  width: 460px;
  box-shadow: var(--shadow-lg);
}

.nl-heading {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-2);
  margin-bottom: 12px;
}

.nl-textarea {
  width: 100%;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 0.95rem;
  font-family: var(--font-base);
  line-height: 1.6;
  resize: none;
  outline: none;
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.nl-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
}

.nl-textarea::placeholder { color: var(--color-text-3); }

.nl-rules {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.nl-rule-chip {
  padding: 2px 9px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.nl-rule-sep { color: var(--color-border); font-size: 0.8rem; }

.nl-rule-hint {
  font-size: 0.72rem;
  color: var(--color-text-3);
}

.nl-status {
  min-height: 24px;
  margin-top: 10px;
  font-size: 0.8rem;
}

.nl-loading { color: var(--color-text-3); display: flex; align-items: center; gap: 6px; }
.nl-error   { color: var(--color-danger); }

.nl-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}
.cat-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.cat-pill {
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-text-3);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.cat-pill:hover { border-color: var(--color-text-2); color: var(--color-text); }

.cat-pill.selected-기획  { background: var(--cat-기획-bg);  color: var(--cat-기획-text);  border-color: var(--cat-기획-text);  font-weight: 600; }
.cat-pill.selected-디자인 { background: var(--cat-디자인-bg); color: var(--cat-디자인-text); border-color: var(--cat-디자인-text); font-weight: 600; }
.cat-pill.selected-개발  { background: var(--cat-개발-bg);  color: var(--cat-개발-text);  border-color: var(--cat-개발-text);  font-weight: 600; }
.cat-pill.selected-마케팅 { background: var(--cat-마케팅-bg); color: var(--cat-마케팅-text); border-color: var(--cat-마케팅-text); font-weight: 600; }
.cat-pill.selected-운영  { background: var(--cat-운영-bg);  color: var(--cat-운영-text);  border-color: var(--cat-운영-text);  font-weight: 600; }

/* ── AI 배지 (공통) ── */
.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-primary);
  background: linear-gradient(135deg, #ede9fe 0%, #e0e7ff 100%);
  border: 1px solid #c4b5fd;
  border-radius: var(--radius-full);
  padding: 2px 8px;
  vertical-align: middle;
  user-select: none;
}