/* =============================================
   Progress Tracker - Design System (Light Theme)
   ============================================= */

/* CSS Variables - Design Tokens */
:root {
  /* Colors - Primary Palette */
  --color-primary: #6366f1;
  --color-primary-light: #818cf8;
  --color-primary-dark: #4f46e5;

  /* Colors - Status */
  --color-success: #10b981;
  --color-success-light: #34d399;
  --color-warning: #f59e0b;
  --color-warning-light: #fbbf24;
  --color-pending: #94a3b8;
  --color-pending-light: #64748b;

  /* Colors - Neutrals (Light Theme) */
  --color-bg: #f8fafc;
  --color-bg-secondary: #ffffff;
  --color-bg-card: #ffffff;
  --color-text: #1e293b;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-border: #e2e8f0;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
  --gradient-bg: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows (Light Theme) */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background: var(--gradient-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

p {
  color: var(--color-text-secondary);
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: 800px;
}

/* Card */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn--primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.4);
}

.btn--secondary {
  background: var(--color-bg-secondary);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn--secondary:hover {
  background: #f1f5f9;
  border-color: var(--color-primary);
}

.btn--success {
  background: var(--gradient-success);
  color: white;
}

.btn--danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
}

.btn--danger:hover {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn--ghost:hover {
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.05);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-xs);
}

.btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn--loading {
  opacity: 0.7;
  cursor: wait;
  pointer-events: none;
}

/* Loading Spinner */
.loading-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.loading-spinner--lg {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

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

/* Input Fields */
.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.input-group label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.input::placeholder {
  color: var(--color-text-muted);
}

.input--lg {
  padding: var(--space-4) var(--space-6);
  font-size: var(--font-size-lg);
}

/* Search Box */
.search-box {
  display: flex;
  gap: var(--space-3);
  align-items: stretch;
}

.search-box .input {
  flex: 1;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge--success {
  background: rgba(16, 185, 129, 0.2);
  color: var(--color-success-light);
}

.badge--warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--color-warning-light);
}

.badge--pending {
  background: rgba(148, 163, 184, 0.2);
  color: var(--color-pending-light);
}

.badge--primary {
  background: rgba(99, 102, 241, 0.2);
  color: var(--color-primary-light);
}

/* =============================================
   Progress Tracker Components
   ============================================= */

/* Header */
.header {
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.header__logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.header__logo-text {
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.header__nav {
  display: flex;
  gap: var(--space-2);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: var(--space-16) 0;
}

.hero__title {
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, #1e293b 0%, #6366f1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

/* Progress Steps */
.progress-container {
  margin: var(--space-8) 0;
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-bottom: var(--space-8);
}

.progress-steps::before {
  content: '';
  position: absolute;
  top: 24px;
  left: 40px;
  right: 40px;
  height: 4px;
  background: var(--color-bg-secondary);
  border-radius: var(--radius-full);
  z-index: 0;
}

.progress-steps__line {
  position: absolute;
  top: 24px;
  left: 40px;
  height: 4px;
  background: var(--gradient-success);
  border-radius: var(--radius-full);
  z-index: 1;
  transition: width var(--transition-slow);
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 2;
  flex: 1;
  max-width: 120px;
}

.step__circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-3);
  transition: all var(--transition-base);
  position: relative;
}

.step--completed .step__circle {
  background: var(--gradient-success);
  color: white;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
}

.step--current .step__circle {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
  animation: pulse 2s infinite;
}

.step--pending .step__circle {
  background: #f1f5f9;
  color: var(--color-text-muted);
  border: 2px solid var(--color-border);
}

.step__label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  max-width: 100px;
  line-height: 1.4;
}

.step--completed .step__label,
.step--current .step__label {
  color: var(--color-text);
}

@keyframes pulse {

  0%,
  100% {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
  }

  50% {
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.6);
  }
}

/* Status Card */
.status-card {
  text-align: center;
  padding: var(--space-10);
}

.status-card__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-6);
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  box-shadow: var(--shadow-glow);
}

.status-card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-2);
}

.status-card__description {
  font-size: var(--font-size-base);
  max-width: 400px;
  margin: 0 auto;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: var(--space-8);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-6);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__dot {
  position: absolute;
  left: calc(-1 * var(--space-8) + 8px);
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #f1f5f9;
  border: 2px solid var(--color-border);
}

.timeline__item--completed .timeline__dot {
  background: var(--color-success);
  border-color: var(--color-success);
}

.timeline__item--current .timeline__dot {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

.timeline__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.timeline__title {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.timeline__expand {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  cursor: pointer;
  padding: var(--space-1);
  transition: transform var(--transition-fast);
}

.timeline__expand:hover {
  transform: scale(1.2);
}

.timeline__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  width: 100%;
}

.timeline__item--pending .timeline__title {
  color: var(--color-text-muted);
}

.timeline__date {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.timeline__description {
  margin-top: var(--space-2);
  padding: var(--space-3);
  background: #f8fafc;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  border-left: 3px solid var(--color-primary);
}

/* Collapsible Toggle */
.timeline__details-wrapper {
  margin-top: var(--space-2);
}

.timeline__toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.timeline__toggle:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.timeline__toggle-icon {
  font-size: var(--font-size-xs);
  transition: transform var(--transition-fast);
}

.timeline__toggle-text {
  font-weight: 500;
}

.timeline__details {
  margin-top: var(--space-2);
  animation: fadeIn var(--transition-fast);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.timeline__url {
  margin-top: var(--space-2);
}

.timeline__url a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-primary);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.timeline__url a:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* Project Info */
.project-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.project-info__item {
  padding: var(--space-4);
  background: #f8fafc;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.project-info__label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-1);
}

.project-info__value {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
}

/* Admin Specific Styles */
.admin-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-8);
  min-height: calc(100vh - 200px);
}

.sidebar {
  background: var(--color-bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  height: fit-content;
  position: sticky;
  top: var(--space-6);
}

.sidebar__title {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.project-list {
  list-style: none;
}

.project-list__item {
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-2);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.project-list__item:hover {
  background: #f1f5f9;
}

.project-list__item--active {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--color-primary);
}

.project-list__group {
  list-style: none;
}

.project-list__group-header {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
  gap: var(--space-2);
}

.project-list__group-header:first-child {
  margin-top: 0;
}

.project-list__group-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  flex: 1;
  text-align: left;
}

.project-list__group-toggle {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  margin-right: var(--space-1);
}

.project-list__group-id {
  display: none;
}

.project-list__add-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
  opacity: 0.7;
}

.project-list__group-header:hover .project-list__add-btn {
  opacity: 1;
}

.project-list__add-btn:hover {
  background: var(--color-primary-dark);
  transform: scale(1.1);
}

.project-list__add-btn:active {
  background: var(--color-success);
  transform: scale(0.95);
}

/* Project List Enhanced Display */
.project-list__content {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.project-list__name-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.project-list__name {
  font-weight: 600;
  font-size: var(--font-size-sm);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--color-text);
}

.project-list__middle-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.project-list__bottom-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.project-indicators {
  display: flex;
  gap: 6px;
}

.project-indicator {
  font-size: 12px;
  filter: grayscale(100%);
  opacity: 0.4;
  transition: all var(--transition-fast);
}

.project-indicator--active {
  filter: grayscale(0%);
  opacity: 1;
}

.project-list__item:hover .project-indicator {
  opacity: 0.6;
}

.project-list__item:hover .project-indicator--active {
  opacity: 1;
}

/* Progress percentage colors */
.project-list__progress {
  font-weight: 600;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  min-width: 36px;
  text-align: center;
}

.progress--low {
  background: rgba(239, 68, 68, 0.15);
  color: #dc2626;
}

.progress--mid {
  background: rgba(245, 158, 11, 0.15);
  color: #d97706;
}

.progress--high {
  background: rgba(34, 197, 94, 0.15);
  color: #16a34a;
}

.progress--complete {
  background: rgba(99, 102, 241, 0.15);
  color: var(--color-primary);
}

/* Due date styling */
.project-due-date {
  font-size: 10px;
  padding: 1px 4px;
  border-radius: 3px;
  font-weight: 500;
}

.due-date--normal {
  background: rgba(148, 163, 184, 0.15);
  color: var(--color-text-muted);
}

.due-date--soon {
  background: rgba(245, 158, 11, 0.2);
  color: #b45309;
}

.due-date--overdue {
  background: rgba(239, 68, 68, 0.2);
  color: #dc2626;
}

.due-date--none {
  background: transparent;
  color: var(--color-text-muted);
  opacity: 0.6;
}

/* Approval badge */
.project-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
}

.project-badge--approval {
  background: #ef4444;
  color: white;
  animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* Main Content */
.main-content {
  flex: 1;
}

/* Step Editor */
.step-editor {
  display: grid;
  gap: var(--space-3);
}

.step-editor__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4);
  background: #f8fafc;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.step-editor__item:hover {
  border-color: var(--color-primary);
}

.step-editor__item--completed {
  background: rgba(16, 185, 129, 0.05);
  border-color: rgba(16, 185, 129, 0.3);
}

.step-editor__item--current {
  background: rgba(99, 102, 241, 0.05);
  border-color: rgba(99, 102, 241, 0.3);
}

.step-editor__number {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: 600;
  font-size: var(--font-size-sm);
  background: #e2e8f0;
  color: var(--color-text-muted);
  flex-shrink: 0;
  margin-top: var(--space-1);
}

.step-editor__item--completed .step-editor__number {
  background: var(--color-success);
  color: white;
}

.step-editor__item--current .step-editor__number {
  background: var(--color-primary);
  color: white;
}

.step-editor__info {
  flex: 1;
}

.step-editor__name {
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.step-editor__date {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.step-editor__due-date {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex-shrink: 0;
}

.step-editor__actions {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* Form Grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.form-grid--full {
  grid-column: 1 / -1;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: var(--space-16);
}

.empty-state__icon {
  font-size: 64px;
  margin-bottom: var(--space-6);
  opacity: 0.3;
}

.empty-state__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
}

.empty-state__description {
  color: var(--color-text-muted);
  max-width: 400px;
  margin: 0 auto;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-6);
}

.modal__title {
  font-size: var(--font-size-xl);
}

.modal__close {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 24px;
  cursor: pointer;
  padding: var(--space-2);
  transition: color var(--transition-fast);
}

.modal__close:hover {
  color: var(--color-text);
}

.modal__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

/* Modal Mobile Responsive */
@media (max-width: 480px) {
  .modal {
    width: 95%;
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    max-height: 85vh;
  }
  .modal__header {
    margin-bottom: var(--space-4);
  }
  .modal__title {
    font-size: var(--font-size-lg);
  }
  .modal__close {
    font-size: 20px;
    padding: var(--space-1);
  }
  .modal__body {
    gap: var(--space-3);
  }
  .modal__footer {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    gap: var(--space-2);
    flex-wrap: wrap;
  }
  .modal__footer .btn {
    flex: 1;
    min-width: 100px;
    font-size: var(--font-size-sm);
  }
}

@media (max-width: 360px) {
  .modal {
    padding: var(--space-3);
  }
  .modal__title {
    font-size: var(--font-size-base);
  }
  .modal__footer .btn {
    padding: var(--space-2) var(--space-3);
  }
}

/* Copy Link */
.copy-link {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.copy-link__input {
  flex: 1;
  padding: var(--space-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: monospace;
  font-size: var(--font-size-sm);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  box-shadow: var(--shadow-xl);
  transform: translateX(120%);
  transition: transform var(--transition-base);
  z-index: 1001;
}

.toast.show {
  transform: translateX(0);
}

.toast--success {
  border-color: var(--color-success);
  border-left: 4px solid var(--color-success);
}

.toast--error {
  border-color: #ef4444;
  border-left: 4px solid #ef4444;
  background: #fef2f2;
}

.toast--warning {
  border-color: #f59e0b;
  border-left: 4px solid #f59e0b;
  background: #fffbeb;
}

.toast__icon {
  font-size: 20px;
}

.toast__message {
  font-size: var(--font-size-sm);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }

  h1 {
    font-size: var(--font-size-3xl);
  }

  h2 {
    font-size: var(--font-size-2xl);
  }

  .header__inner {
    flex-direction: column;
    gap: var(--space-4);
  }

  .hero {
    padding: var(--space-10) 0;
  }

  .progress-steps {
    flex-direction: column;
    gap: var(--space-4);
    align-items: flex-start;
  }

  .progress-steps::before,
  .progress-steps__line {
    display: none;
  }

  .step {
    flex-direction: row;
    text-align: left;
    max-width: none;
    width: 100%;
  }

  .step__circle {
    margin-bottom: 0;
    margin-right: var(--space-4);
    flex-shrink: 0;
  }

  .admin-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .project-info {
    grid-template-columns: 1fr;
  }
}

/* Print Styles */
@media print {
  body {
    background: white;
    color: black;
  }

  .header__nav,
  .btn {
    display: none;
  }
}

/* Admin Dashboard */
.dashboard-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-6);
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  transition: all var(--transition-base);
  cursor: pointer;
}

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

.stat-card__icon {
  font-size: 2rem;
}

.stat-card__value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  line-height: 1;
}

.stat-card__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.stat-card--warning {
  border-left: 4px solid #f59e0b;
}

.stat-card--danger {
  border-left: 4px solid #ef4444;
}

.stat-card--info {
  border-left: 4px solid var(--color-primary);
}

.dashboard-section {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  margin-bottom: var(--space-6);
}

.dashboard-section__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.dashboard-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.dashboard-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
}

.dashboard-item:hover {
  background: var(--color-bg-tertiary);
}

.dashboard-item__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.dashboard-item__title {
  font-weight: 500;
}

.dashboard-item__meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.dashboard-item__badge {
  font-size: var(--font-size-xs);
  padding: 2px 8px;
  border-radius: 99px;
  font-weight: 500;
}

.dashboard-item__badge--warning {
  background: #fef3c7;
  color: #b45309;
}

.dashboard-item__badge--danger {
  background: #fee2e2;
  color: #dc2626;
}

.dashboard-empty {
  text-align: center;
  padding: var(--space-6);
  color: var(--color-text-muted);
}

/* ========================================
   Global Mobile Responsive Styles
   ======================================== */

/* Small devices (phones, 480px and down) */
@media (max-width: 480px) {
  /* Header */
  .header__inner {
    flex-wrap: wrap;
    gap: var(--space-2);
  }
  .header__logo-text {
    font-size: var(--font-size-lg);
  }
  .header__nav {
    gap: var(--space-2);
  }

  /* Buttons */
  .btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
  }
  .btn--sm {
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
  }

  /* Inputs */
  .input {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
  }

  /* Input groups */
  .input-group label {
    font-size: var(--font-size-xs);
  }

  /* Container */
  .container {
    padding: 0 var(--space-3);
  }

  /* Cards */
  .card {
    padding: var(--space-3);
    border-radius: var(--radius-lg);
  }

  /* Dashboard stats */
  .dashboard-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
  }
  .stat-card {
    padding: var(--space-3);
    flex-direction: column;
    text-align: center;
    gap: var(--space-2);
  }
  .stat-card__value {
    font-size: var(--font-size-xl);
  }
  .stat-card__label {
    font-size: var(--font-size-xs);
  }

  /* Toast */
  .toast {
    bottom: var(--space-3);
    right: var(--space-3);
    left: var(--space-3);
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
  }
}

/* Extra small devices (iPhone SE 1st gen, 360px and down) */
@media (max-width: 360px) {
  .header__logo-text {
    font-size: var(--font-size-base);
  }
  .btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
  }
  .container {
    padding: 0 var(--space-2);
  }
  .dashboard-stats {
    grid-template-columns: 1fr 1fr;
  }
  .stat-card {
    padding: var(--space-2);
  }
  .stat-card__value {
    font-size: var(--font-size-lg);
  }
}