/* ==========================================
   CSS Root Variables & Base Settings
   ========================================== */
:root {
  --bg-main: #FFFDF0;           /* 메인 영역: 연한 파스텔 옐로우 톤 */
  --bg-sidebar: #FFF9D6;        /* 사이드바: 캔버스 특유의 또렷하고 따뜻한 버터크림 톤 */
  --bg-card: #FFFFFF;
  --border-color: #F3E9BD;       /* 테두리도 버터 톤에 맞춰 따뜻하게 변경 */

  --primary-accent: #FFE57E;     /* 선택된 메뉴 버튼: 선명한 버터 옐로우 */
  --mint-accent: #D4F0E2;        /* 포인트 민트 */
  --sage-dark: #2A4335;          /* 딥그린: 글자와 아이콘이 또렷하게 보이도록 진하게 */
  --sage-light: #3D5F4C;
  --text-main: #232D27;
  --text-muted: #526358;
  --danger-color: #E55353;
  --danger-bg: #FDEDED;

  --font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
  --sidebar-width: 280px;
  --radius-lg: 16px;
  --radius-md: 10px;
  --shadow-sm: 0 4px 12px rgba(42, 67, 53, 0.06);
  --shadow-md: 0 8px 24px rgba(42, 67, 53, 0.1);
  --transition-fast: all 0.2s ease-in-out;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
}

/* ==========================================
   Layout & Sidebar
   ========================================== */
.app-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 2.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
}

.sidebar-header {
  text-align: center;
  position: relative;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.avatar-box {
  width: 75px;
  height: 75px;
  background: var(--primary-accent);
  border: 2px solid var(--sage-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin: 0 auto 1rem auto;
  box-shadow: 0 4px 10px rgba(55, 83, 69, 0.06);
}

.sidebar-header h2 {
  font-size: 1.25rem;
  color: var(--sage-dark);
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.sidebar-header p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.sidebar-close-btn {
  position: absolute;
  top: -0.5rem;
  right: 0;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.9rem 1rem;
  border: none;
  background: transparent;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: left;
  width: 100%;
}

.nav-btn:hover {
  background-color: rgba(255, 232, 133, 0.3);
  color: var(--sage-dark);
}

.nav-btn.active {
  background-color: var(--primary-accent);
  color: var(--sage-dark);
  font-weight: 600;
}

.sidebar-footer {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
}

.cf-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--sage-dark);
  background: rgba(255, 255, 255, 0.7);
  padding: 0.3rem 0.6rem;
  border-radius: 20px;
  border: 1px solid var(--border-color);
}

.cf-dot {
  width: 8px;
  height: 8px;
  background-color: #F6821F; /* Cloudflare orange */
  border-radius: 50%;
  display: inline-block;
}

.main-content {
  margin-left: var(--sidebar-width);
  flex-grow: 1;
  padding: 2.5rem 3rem;
  max-width: 1200px;
}

/* ==========================================
   Tab Content & Header
   ========================================== */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.section-header {
  margin-bottom: 2rem;
}

.header-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
}

.section-header h1 {
  font-size: 2rem;
  color: var(--sage-dark);
}

.section-header p {
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* ==========================================
   Buttons
   ========================================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--sage-dark);
  color: #FFFFFF;
  border: none;
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-primary:hover {
  background-color: var(--sage-light);
  transform: translateY(-1px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: #FFFFFF;
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  padding: 0.65rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-secondary:hover {
  background-color: var(--bg-main);
  color: var(--text-main);
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--danger-bg);
  color: var(--danger-color);
  border: 1px solid rgba(229, 83, 83, 0.3);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-danger:hover {
  background-color: var(--danger-color);
  color: #FFFFFF;
}

/* ==========================================
   Filters & Search
   ========================================== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  width: 320px;
}

.search-box input {
  border: none;
  outline: none;
  width: 100%;
  font-size: 0.95rem;
  background: transparent;
}

.tag-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tag-btn {
  border: 1px solid var(--border-color);
  background: #FFFFFF;
  padding: 0.4rem 0.9rem;
  border-radius: 20px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-fast);
  color: var(--text-muted);
}

.tag-btn.active, .tag-btn:hover {
  background-color: var(--mint-accent);
  border-color: var(--mint-accent);
  color: var(--sage-dark);
  font-weight: 600;
}

/* ==========================================
   Cards & Grid
   ========================================== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.log-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.log-card:hover {
  transform: translateY(-4px);
  border-color: var(--sage-light);
  box-shadow: var(--shadow-md);
}

.card-thumb-box {
  width: 100%;
  height: 160px;
  background-color: #FAF8EE;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.card-thumb {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
  display: block;
}

.log-card:hover .card-thumb {
  transform: scale(1.05);
}

.card-tag {
  align-self: flex-start;
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  background-color: var(--primary-accent);
  color: var(--sage-dark);
  border-radius: 12px;
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.card-title {
  font-size: 1.15rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.card-excerpt {
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-grow: 1;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.card-footer-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px dashed var(--border-color);
  padding-top: 0.8rem;
}

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-color);
  color: var(--text-muted);
}

.empty-state p {
  margin-top: 0.5rem;
  font-size: 0.95rem;
}

/* Profile Card */
.profile-card {
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.profile-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.avatar {
  font-size: 3rem;
  background: var(--primary-accent);
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 2px solid var(--sage-dark);
}

.character-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.character-chip {
  background: var(--mint-accent);
  color: var(--sage-dark);
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* ==========================================
   Modal Component
   ========================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(42, 67, 53, 0.4);
  backdrop-filter: blur(2px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-overlay.open {
  display: flex;
}

.modal-content {
  background: white;
  width: 90%;
  max-width: 650px;
  max-height: 85vh;
  overflow-y: auto;
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  position: relative;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.5rem;
  font-size: 1.8rem;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-muted);
  line-height: 1;
}

.modal-close:hover {
  color: var(--sage-dark);
}

.detail-modal-img-box {
  width: 100%;
  max-height: 280px;
  background-color: #FAF8EE;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0.8rem;
}

.detail-modal-img {
  max-width: 100%;
  max-height: 260px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  display: block;
  box-shadow: 0 2px 8px rgba(42, 67, 53, 0.05);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-color);
}

/* ==========================================
   Form & Input Styles
   ========================================== */
.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--sage-dark);
  margin-bottom: 0.4rem;
}

.form-group input[type="text"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--text-main);
  background: #FFFDF8;
  outline: none;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--sage-light);
  box-shadow: 0 0 0 3px rgba(61, 95, 76, 0.1);
  background: #FFFFFF;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.8rem;
  margin-top: 1.8rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-color);
}

/* ==========================================
   Cloudflare R2 File Upload Styles
   ========================================== */
.upload-dropzone {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem 1rem;
  background: #FFFDF5;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
}

.upload-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: var(--primary-accent);
  color: var(--sage-dark);
  border: 1px solid var(--border-color);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.upload-btn:hover {
  background-color: #ffd954;
}

.upload-status {
  font-size: 0.85rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.image-preview-container {
  position: relative;
  margin-top: 0.8rem;
  display: inline-flex;
  background: #FAF8EE;
  padding: 0.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  align-items: center;
  justify-content: center;
}

.image-preview-container img {
  max-width: 220px;
  max-height: 140px;
  width: auto;
  height: auto;
  border-radius: 6px;
  object-fit: contain;
  display: block;
}

.preview-remove-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  background: rgba(42, 67, 53, 0.8);
  color: #FFFFFF;
  border: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preview-remove-btn:hover {
  background: var(--danger-color);
}

/* ==========================================
   Toast Notification Styles
   ========================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  z-index: 2000;
}

.toast {
  background: var(--sage-dark);
  color: #FFFFFF;
  padding: 0.8rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  animation: slideIn 0.3s ease;
  min-width: 240px;
}

.toast.toast-error {
  background: var(--danger-color);
}

.toast.toast-success {
  background: var(--sage-dark);
  border-left: 4px solid var(--primary-accent);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  body {
    overflow-x: hidden;
  }

  .sidebar {
    top: 0;
    bottom: 0;
    left: 0;
    width: 96px;
    height: 100vh;
    height: 100dvh;
    padding: 1rem 0.5rem;
    z-index: 100;
  }

  .sidebar-header {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
  }

  .avatar-box {
    width: 48px;
    height: 48px;
    font-size: 1.4rem;
  }

  .sidebar-header h2 {
    font-size: 0.75rem;
    overflow-wrap: anywhere;
  }

  .sidebar-header p,
  .sidebar-footer,
  .sidebar-close-btn {
    display: none;
  }

  .nav-menu {
    flex-direction: column;
    gap: 0.35rem;
  }

  .nav-btn {
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.7rem 0.2rem;
    font-size: 0.65rem;
    text-align: center;
  }

  .nav-btn span {
    overflow-wrap: anywhere;
  }

  .main-content {
    width: calc(100% - 96px);
    min-width: 0;
    max-width: none;
    margin-left: 96px;
    padding: 1.5rem 0.75rem;
  }

  .header-title-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .filter-bar {
    align-items: stretch;
  }

  .search-box {
    width: 100%;
    min-width: 0;
  }

  .card-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .modal-overlay {
    height: 100vh;
    height: 100dvh;
    padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
  }

  .modal-content {
    width: calc(100% - 1rem);
    max-height: 100%;
    padding: 1.5rem 1rem;
  }

  .form-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .form-group input[type="text"],
  .form-group input[type="date"],
  .form-group select,
  .form-group textarea,
  .search-box input {
    font-size: 16px;
  }

  .toast-container {
    right: 1rem;
    bottom: 1rem;
    left: 1rem;
  }

  .toast {
    min-width: 0;
  }
}