/* style.css - Premium Modern Design System & CSS Variables */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* =============================================
   DESIGN SYSTEM TOKENS & ROOT VARIABLES
   ============================================= */
:root {
  --font-primary: 'Outfit', 'Inter', system-ui, sans-serif;
  --font-secondary: 'Inter', system-ui, sans-serif;
  
  /* Light Mode Colors */
  --bg-gradient: linear-gradient(135deg, #f5f7fb 0%, #e4ecf5 100%);
  --bg-main: #f0f4f9;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-sidebar: #0f172a;
  --bg-navbar: rgba(15, 23, 42, 0.95);
  --border-color: rgba(226, 232, 240, 0.8);
  --border-card-hover: rgba(99, 102, 241, 0.4);
  
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-white: #ffffff;
  
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-glow: rgba(79, 70, 229, 0.15);
  --accent: #a855f7;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  
  /* Glassmorphism & Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.12);
  --backdrop-blur: blur(14px);
  --card-radius: 16px;
  --btn-radius: 10px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.dark-mode {
  /* Dark Mode Colors */
  --bg-gradient: linear-gradient(135deg, #090d16 0%, #111322 100%);
  --bg-main: #070911;
  --bg-card: rgba(15, 23, 42, 0.65);
  --bg-sidebar: #05070e;
  --bg-navbar: rgba(5, 7, 14, 0.95);
  --border-color: rgba(51, 65, 85, 0.4);
  --border-card-hover: rgba(129, 140, 248, 0.4);
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.25);
  --accent: #c084fc;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
  --backdrop-blur: blur(20px);
}

/* =============================================
   GENERAL RESET & BASE STYLES
   ============================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}

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

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

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* =============================================
   LOGIN PAGE
   ============================================= */
#loginPage {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
  position: relative;
}

#loginPage::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary) 0%, rgba(255,255,255,0) 70%);
  opacity: 0.15;
  top: 10%;
  left: 10%;
  z-index: -1;
  filter: blur(40px);
}

#loginPage::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0%, rgba(255,255,255,0) 70%);
  opacity: 0.12;
  bottom: 10%;
  right: 10%;
  z-index: -1;
  filter: blur(50px);
}

.login-box {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  padding: 45px 40px;
  border-radius: 24px;
  width: 100%;
  max-width: 440px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.login-box h1 {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
}

.subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 30px;
  font-weight: 400;
}

/* Tab Switcher */
.tab-buttons {
  display: flex;
  margin-bottom: 28px;
  background: rgba(0, 0, 0, 0.05);
  padding: 5px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}
body.dark-mode .tab-buttons {
  background: rgba(255, 255, 255, 0.03);
}

.tab-btn {
  flex: 1;
  padding: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: 8px;
  transition: var(--transition);
}

.tab-btn.active {
  background: var(--bg-card);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}
body.dark-mode .tab-btn.active {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.08);
}

/* Form Styling */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 7px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--btn-radius);
  font-size: 14px;
  background: rgba(255, 255, 255, 0.5);
  color: var(--text-main);
  outline: none;
  transition: var(--transition);
}
body.dark-mode .form-group input,
body.dark-mode .form-group select,
body.dark-mode .form-group textarea {
  background: rgba(0, 0, 0, 0.2);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 85px;
}

/* Buttons */
.btn-main {
  width: 100%;
  padding: 13px 24px;
  background: var(--primary);
  color: var(--text-white);
  border: none;
  border-radius: var(--btn-radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px var(--primary-glow);
}

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

.btn-main:active {
  transform: translateY(1px);
}

.btn-cancel {
  padding: 12px 24px;
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: var(--btn-radius);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}
body.dark-mode .btn-cancel {
  background: rgba(255, 255, 255, 0.05);
}

.btn-cancel:hover {
  background: rgba(0, 0, 0, 0.1);
}
body.dark-mode .btn-cancel:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-danger {
  padding: 12px 24px;
  background: var(--danger);
  color: var(--text-white);
  border: none;
  border-radius: var(--btn-radius);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}

.btn-danger:hover {
  filter: brightness(0.9);
  transform: translateY(-1px);
}

.btn-logout {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-white);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: var(--transition);
}

.btn-logout:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
}

.error-msg {
  color: var(--danger);
  font-size: 13px;
  margin-bottom: 12px;
  font-weight: 500;
  min-height: 18px;
}

.required {
  color: var(--danger);
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  background: var(--bg-navbar);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  color: var(--text-white);
  padding: 16px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar h2 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #818cf8 0%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

#welcomeMsg {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
}

/* Dark mode switch */
.theme-toggle-btn {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  color: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.theme-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-white);
  transform: rotate(15deg);
}

body.dark-mode .theme-toggle-btn {
  color: #f59e0b;
  border-color: rgba(245, 158, 11, 0.2);
}

/* =============================================
   APP LAYOUT & SIDEBAR
   ============================================= */
.app-layout {
  display: flex;
  min-height: calc(100vh - 71px);
}

.sidebar {
  width: 260px;
  background: var(--bg-sidebar);
  padding: 30px 14px;
  flex-shrink: 0;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-label {
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 0 16px 4px;
}

.sidebar-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-menu li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  border-radius: 10px;
  transition: var(--transition);
}

.sidebar-menu li a:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-white);
}

body.dark-mode .sidebar-menu li a:hover {
  background: rgba(255, 255, 255, 0.03);
}

.sidebar-menu li a.active {
  background: var(--primary);
  color: var(--text-white);
  font-weight: 600;
}

.sidebar hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin: 10px 0;
}

/* =============================================
   MAIN CONTENT
   ============================================= */
.main-content {
  flex: 1;
  padding: 35px 40px;
  overflow-y: auto;
}

/* =============================================
   STATS ROW
   ============================================= */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-box {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 20px 24px;
  text-align: left;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
}

.stat-box:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-card-hover);
}

.stat-box .stat-number {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--text-main);
  line-height: 1.1;
}

.stat-box .stat-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* =============================================
   TOOLBAR & FILTER BAR
   ============================================= */
.toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.toolbar input[type="text"] {
  flex: 1;
  min-width: 220px;
  padding: 12px 18px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  color: var(--text-main);
  border-radius: var(--btn-radius);
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.toolbar input[type="text"]:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.toolbar select {
  padding: 12px 18px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  border-radius: var(--btn-radius);
  font-size: 14px;
  cursor: pointer;
  outline: none;
  transition: var(--transition);
}

.toolbar select:focus {
  border-color: var(--primary);
}

.toolbar .btn-main {
  width: auto;
  padding: 12px 22px;
  margin-top: 0;
}

/* Filter buttons row */
.filter-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-btn.active {
  background: var(--primary);
  color: var(--text-white);
  border-color: var(--primary);
  box-shadow: 0 4px 12px var(--primary-glow);
}

/* =============================================
   TASK CARDS
   ============================================= */
#tasksList, #todayList, #upcomingList, #completedList {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.task-card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 20px 24px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
  border-left: 6px solid var(--border-color);
  transition: var(--transition);
  animation: fadeIn 0.4s ease forwards;
}

.task-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-card-hover);
}

/* Priority Indicator Left Strips */
.task-card.priority-high {
  border-left-color: var(--danger);
  background: linear-gradient(90deg, rgba(239, 68, 68, 0.03) 0%, transparent 100%), var(--bg-card);
}
.task-card.priority-medium {
  border-left-color: var(--warning);
  background: linear-gradient(90deg, rgba(245, 158, 11, 0.03) 0%, transparent 100%), var(--bg-card);
}
.task-card.priority-low {
  border-left-color: var(--success);
  background: linear-gradient(90deg, rgba(16, 185, 129, 0.03) 0%, transparent 100%), var(--bg-card);
}

.task-card.done {
  opacity: 0.65;
  background: rgba(241, 245, 249, 0.4), var(--bg-card);
}
body.dark-mode .task-card.done {
  background: rgba(15, 23, 42, 0.3), var(--bg-card);
}

.task-card.done .task-title {
  text-decoration: line-through;
  color: var(--text-muted);
}

/* Task Header: Checkbox + Title + Actions */
.task-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.task-left-block {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex: 1;
}

/* Custom Checkbox Design */
.task-check-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  margin-top: 2px;
}

.task-check {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.task-checkbox-custom {
  height: 22px;
  width: 22px;
  background-color: transparent;
  border: 2px solid var(--text-muted);
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
  flex-shrink: 0;
}

.task-check:checked ~ .task-checkbox-custom {
  background-color: var(--success);
  border-color: var(--success);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}

.task-checkbox-custom::after {
  content: "";
  position: absolute;
  display: none;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.task-check:checked ~ .task-checkbox-custom::after {
  display: block;
  animation: checkmarkPop 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.task-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}

.task-desc {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.5;
}

/* Task Meta and Badges */
.task-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 10px;
}

.badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 30px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-high {
  background: rgba(239, 68, 68, 0.12);
  color: var(--danger);
}
.badge-medium {
  background: rgba(245, 158, 11, 0.12);
  color: var(--warning);
}
.badge-low {
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
}

.badge-category {
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary);
}
body.dark-mode .badge-category {
  background: rgba(99, 102, 241, 0.18);
}

.task-due {
  font-size: 13px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 500;
}

.task-due.overdue {
  color: var(--danger);
  font-weight: 700;
}

/* Action Buttons inside Task Card */
.task-actions {
  display: flex;
  gap: 6px;
}

.btn-edit, .btn-del {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-edit {
  background: rgba(79, 70, 229, 0.08);
  color: var(--primary);
}
.btn-edit:hover {
  background: var(--primary);
  color: var(--text-white);
}

.btn-del {
  background: rgba(239, 68, 68, 0.08);
  color: var(--danger);
}
.btn-del:hover {
  background: var(--danger);
  color: var(--text-white);
}

/* =============================================
   SUBTASKS SECTION (NEW FEATURE)
   ============================================= */
.subtasks-section {
  margin-top: 8px;
  padding-top: 14px;
  border-top: 1px dashed var(--border-color);
}

.subtasks-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 10px;
  letter-spacing: 0.8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.subtasks-title span.subtask-pct {
  background: var(--primary-glow);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: none;
}

.subtasks-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
}

.subtask-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(0, 0, 0, 0.02);
  border-radius: 8px;
  font-size: 13px;
  border: 1px solid transparent;
  transition: var(--transition);
}
body.dark-mode .subtask-item {
  background: rgba(255, 255, 255, 0.02);
}

.subtask-item:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: var(--border-color);
}
body.dark-mode .subtask-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.subtask-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.subtask-check {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--primary);
}

.subtask-text {
  font-weight: 500;
  color: var(--text-main);
}

.subtask-item.done {
  opacity: 0.6;
}

.subtask-item.done .subtask-text {
  text-decoration: line-through;
  color: var(--text-muted);
}

.btn-subtask-del {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 12px;
  padding: 4px;
  border-radius: 4px;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-subtask-del:hover {
  color: var(--danger);
  background: rgba(239, 68, 68, 0.08);
}

.add-subtask-form {
  display: flex;
  gap: 8px;
}

.add-subtask-form input {
  flex: 1;
  padding: 8px 14px;
  border: 1px solid var(--border-color);
  background: rgba(0, 0, 0, 0.01);
  color: var(--text-main);
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  transition: var(--transition);
}
body.dark-mode .add-subtask-form input {
  background: rgba(255, 255, 255, 0.02);
}

.add-subtask-form input:focus {
  border-color: var(--primary);
  background: var(--bg-card);
}

.btn-subtask-add {
  padding: 8px 14px;
  background: var(--primary);
  color: var(--text-white);
  border: none;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-subtask-add:hover {
  background: var(--primary-hover);
}

/* =============================================
   PROGRESS VIEW & SVG CHARTS
   ============================================= */
.progress-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.progress-card {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 28px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.progress-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
}

/* SVG Circular Progress Ring */
.progress-ring-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 0;
}

.progress-ring {
  transform: rotate(-90deg);
}

.progress-ring__circle {
  transition: stroke-dashoffset 0.4s ease;
  transform-origin: 50% 50%;
}

.progress-ring-text {
  position: absolute;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.big-pct {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.big-pct-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Linear progress bar lists in cards */
.prog-item {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
  gap: 12px;
}

.prog-item:last-child {
  margin-bottom: 0;
}

.prog-label {
  width: 90px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  flex-shrink: 0;
  text-transform: capitalize;
}

.prog-bar-wrap {
  flex: 1;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 10px;
  height: 10px;
  overflow: hidden;
}
body.dark-mode .prog-bar-wrap {
  background: rgba(255, 255, 255, 0.05);
}

.prog-bar-fill {
  height: 100%;
  border-radius: 10px;
  background: var(--primary);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.prog-pct {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  width: 38px;
  text-align: right;
  flex-shrink: 0;
}

/* =============================================
   MODAL WINDOWS
   ============================================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 9, 17, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
  padding: 16px;
  animation: fadeIn 0.25s ease;
}

.modal-box {
  background: var(--bg-card);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.modal-box.small {
  max-width: 400px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.modal-header h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.modal-close:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-main);
}
body.dark-mode .modal-close:hover {
  background: rgba(255, 255, 255, 0.05);
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-row .form-group {
  flex: 1;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
}

.modal-footer .btn-main {
  width: auto;
  padding: 12px 24px;
  margin-top: 0;
}

/* =============================================
   TOASTS & EMPTY STATES
   ============================================= */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--bg-sidebar);
  color: var(--text-white);
  padding: 14px 24px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
  z-index: 9999;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-lg);
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state b {
  font-size: 18px;
  color: var(--text-main);
  display: block;
  margin-bottom: 6px;
}

.empty-state p {
  font-size: 14px;
}

.view-heading {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-color);
}

.loading-spinner {
  text-align: center;
  padding: 40px;
  color: var(--primary);
  font-size: 15px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* =============================================
   KEYFRAME ANIMATIONS
   ============================================= */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes checkmarkPop {
  0% { transform: scale(0) rotate(45deg); opacity: 0; }
  100% { transform: scale(1) rotate(45deg); opacity: 1; }
}

/* =============================================
   RESPONSIVE LAYOUTS
   ============================================= */
@media (max-width: 900px) {
  .app-layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 16px;
    flex-direction: row;
    overflow-x: auto;
    gap: 12px;
  }

  .sidebar hr {
    display: none;
  }

  .sidebar-label {
    display: none;
  }

  .sidebar-menu {
    flex-direction: row;
    gap: 6px;
  }

  .sidebar-menu li a {
    padding: 8px 14px;
    font-size: 13px;
    white-space: nowrap;
  }

  .main-content {
    padding: 24px;
  }
}

@media (max-width: 600px) {
  .navbar {
    padding: 14px 20px;
  }

  .sidebar {
    padding: 10px;
  }

  .main-content {
    padding: 16px;
  }

  .form-row {
    flex-direction: column;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .stat-box {
    padding: 16px;
  }

  .stat-box .stat-number {
    font-size: 28px;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar select, .toolbar .btn-main {
    width: 100%;
  }
}