/* T&QLine Core Design System & Styling */

:root {
  /* Colors - Lancaster University Official Palette & Premium Accents */
  --primary-red: #B5121B;
  --primary-red-hover: #980F16;
  --primary-red-glow: rgba(181, 18, 27, 0.35);
  --dark-bg: #0C0C0E;
  --dark-surface: #141417;
  --dark-surface-glass: rgba(20, 20, 23, 0.75);
  --dark-border: rgba(255, 255, 255, 0.07);
  --dark-border-glow: rgba(181, 18, 27, 0.2);
  --text-primary: #F3F4F6;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  
  /* Lancaster Secondary Palette */
  --accent-orange: #FD9029;
  --accent-green: #38614A;
  --accent-blue: #205479;
  --accent-grey: #BEC0C2;
  
  /* Fonts */
  --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Playfair Display', 'Georgia', serif;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--dark-bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 99px;
  border: 2px solid var(--dark-bg);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-red);
}

/* Base Layout Structure */
#app {
  min-height: 100vh;
  display: flex;
}

/* Premium Layout Components */
.app-container {
  display: flex;
  width: 100%;
  min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
  width: 280px;
  background-color: var(--dark-surface);
  border-right: 1px solid var(--dark-border);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
  transition: var(--transition-normal);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  padding: 0 0.5rem;
}

.logo-shield {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary-red), #E01E26);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px var(--primary-red-glow);
  color: white;
  font-weight: 800;
  font-size: 1.25rem;
}

.logo-text {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, #ffffff, var(--accent-grey));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-sub {
  color: var(--primary-red);
  font-weight: 900;
}

.nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-item {
  width: 100%;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
}

.nav-link i {
  width: 18px;
  height: 18px;
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
}

.nav-link.active {
  background-color: var(--primary-red-glow);
  color: var(--text-primary);
  border-color: rgba(181, 18, 27, 0.25);
  box-shadow: inset 0 0 12px rgba(181, 18, 27, 0.15);
}

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

.user-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--primary-red));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.1);
}

.user-info {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.user-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Main Content Area */
.main-content {
  flex: 1;
  margin-left: 280px;
  min-height: 100vh;
  padding: 2.5rem 3rem;
  display: flex;
  flex-direction: column;
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--dark-surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--dark-border);
  border-radius: 16px;
  padding: 1.75rem;
  transition: var(--transition-normal);
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

/* Header & Banner Styles */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.page-title-group h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 0.25rem;
}

.page-title-group p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Premium Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
  outline: none;
}

.btn-primary {
  background-color: var(--primary-red);
  color: white;
  box-shadow: 0 4px 15px var(--primary-red-glow);
}

.btn-primary:hover {
  background-color: var(--primary-red-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(181, 18, 27, 0.5);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border-color: var(--dark-border);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-glow {
  position: relative;
  overflow: hidden;
}

.btn-glow::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transform: rotate(45deg);
  transition: var(--transition-slow);
  opacity: 0;
}

.btn-glow:hover::after {
  opacity: 1;
  left: 120%;
  top: 120%;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-lums { background-color: rgba(253, 144, 41, 0.15); color: var(--accent-orange); border: 1px solid rgba(253, 144, 41, 0.25); }
.badge-fst { background-color: rgba(32, 84, 121, 0.15); color: #3b82f6; border: 1px solid rgba(32, 84, 121, 0.25); }
.badge-fass { background-color: rgba(56, 97, 74, 0.15); color: #34d399; border: 1px solid rgba(56, 97, 74, 0.25); }
.badge-fhm { background-color: rgba(181, 18, 27, 0.15); color: #ef4444; border: 1px solid rgba(181, 18, 27, 0.25); }

.badge-thinking { background-color: rgba(255, 255, 255, 0.05); color: var(--text-secondary); }
.badge-proposal { background-color: rgba(253, 144, 41, 0.1); color: var(--accent-orange); }
.badge-writing { background-color: rgba(32, 84, 121, 0.1); color: #60a5fa; }
.badge-ethics { background-color: rgba(56, 97, 74, 0.1); color: #10b981; }

/* Grid systems */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* Hero Page Styles */
.hero-wrapper {
  display: flex;
  flex-direction: column;
  gap: 4rem;
  padding: 2rem 0;
  animation: fadeIn 0.8s ease-out;
}

.hero-main {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 1.5rem;
}

.hero-title span {
  font-family: var(--font-serif);
  font-weight: 400;
  font-style: italic;
  background: linear-gradient(to right, var(--primary-red), #F87171);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}

.stat-card {
  text-align: center;
  padding: 1.5rem 1rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--dark-border);
}

.stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.stat-number.red {
  color: var(--primary-red);
  text-shadow: 0 0 10px rgba(181, 18, 27, 0.2);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Feature grid in Hero */
.hero-features-section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.section-subtitle {
  font-size: 0.85rem;
  color: var(--primary-red);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(181, 18, 27, 0.1);
  border: 1px solid rgba(181, 18, 27, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-red);
  margin-bottom: 1.25rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Interactive Dashboard Hub */
.dashboard-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2rem;
  align-items: flex-start;
}

.dashboard-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: sticky;
  top: 2rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.filter-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.filter-options {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.filter-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
  background: transparent;
  text-align: left;
}

.filter-btn:hover {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
}

.filter-btn.active {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-weight: 600;
}

.filter-count {
  font-size: 0.75rem;
  background-color: rgba(255, 255, 255, 0.07);
  padding: 0.1rem 0.4rem;
  border-radius: 6px;
  color: var(--text-secondary);
}

/* Feed layout */
.dashboard-feed-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feed-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.search-bar {
  position: relative;
  flex: 1;
}

.search-bar i {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 16px;
  height: 16px;
}

.search-input {
  width: 100%;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  padding: 0.65rem 1rem 0.65rem 2.75rem;
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.search-input:focus {
  border-color: var(--primary-red);
  box-shadow: 0 0 10px var(--primary-red-glow);
  outline: none;
}

.feed-tabs {
  display: flex;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  padding: 0.25rem;
  border-radius: 12px;
  gap: 0.25rem;
}

.tab-btn {
  padding: 0.5rem 1.25rem;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  border: none;
  background: transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tab-btn i {
  width: 14px;
  height: 14px;
}

.tab-btn.active {
  background-color: var(--primary-red);
  color: white;
  box-shadow: 0 4px 10px var(--primary-red-glow);
}

/* Feed Cards */
.feed-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.idea-card {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.idea-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.idea-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.author-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.author-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--text-muted);
}

.post-time {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.idea-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.5rem;
}

.idea-pitch {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.thesis-statement {
  background: rgba(181, 18, 27, 0.04);
  border-left: 3px solid var(--primary-red);
  padding: 1rem;
  border-radius: 0 12px 12px 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin: 0.5rem 0;
}

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

.methodology-tag {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--dark-border);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.idea-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--dark-border);
  padding-top: 1rem;
  margin-top: 0.5rem;
}

.interaction-group {
  display: flex;
  gap: 1rem;
}

.interact-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  transition: var(--transition-fast);
}

.interact-btn i {
  width: 15px;
  height: 15px;
}

.interact-btn:hover {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.interact-btn.upvoted {
  color: var(--primary-red);
}

.interact-btn.upvoted i {
  fill: var(--primary-red);
}

/* Comment section */
.comments-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background-color: rgba(0, 0, 0, 0.1);
  padding: 1.25rem;
  border-radius: 12px;
  border-top: 1px solid var(--dark-border);
  margin-top: 0.5rem;
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.comment-card {
  display: flex;
  gap: 0.75rem;
  background-color: rgba(255, 255, 255, 0.015);
  padding: 0.85rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.02);
}

.comment-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--dark-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--dark-border);
  flex-shrink: 0;
}

.comment-body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

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

.comment-author {
  font-size: 0.85rem;
  font-weight: 600;
}

.comment-time {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.comment-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.comment-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.comment-input {
  flex: 1;
  background: var(--dark-bg);
  border: 1px solid var(--dark-border);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  transition: var(--transition-fast);
}

.comment-input:focus {
  border-color: var(--primary-red);
  outline: none;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.modal-content {
  width: 100%;
  max-width: 650px;
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 40px var(--primary-red-glow);
  padding: 2.5rem;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  animation: scaleUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-primary);
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
}

.form-label span {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--dark-border);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--primary-red);
  box-shadow: 0 0 8px var(--primary-red-glow);
  outline: none;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.pitcher-wizard-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2rem;
  position: relative;
}

.pitcher-wizard-steps::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--dark-border);
  z-index: 1;
}

.step-indicator {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--dark-surface);
  border: 2px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  z-index: 2;
  transition: var(--transition-normal);
}

.step-indicator.active {
  border-color: var(--primary-red);
  background-color: var(--primary-red);
  color: white;
  box-shadow: 0 0 15px var(--primary-red-glow);
}

.step-indicator.completed {
  border-color: var(--primary-red);
  background-color: var(--dark-bg);
  color: var(--primary-red);
}

/* Mentor Showcase styles */
.mentors-layout {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.mentors-filters {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.mentor-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.mentor-profile-header {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.mentor-avatar {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1.5rem;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

.mentor-meta-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.mentor-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.mentor-role {
  font-size: 0.8rem;
  color: var(--primary-red);
  font-weight: 600;
  margin-top: 0.1rem;
}

.mentor-dept {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.mentor-bio {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.mentor-skills {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.skill-tag {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--dark-border);
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  font-size: 0.7rem;
  color: var(--accent-grey);
}

/* Resources Hub styles */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.resource-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.resource-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
}

.resource-icon-box.red { background-color: rgba(181, 18, 27, 0.1); color: var(--primary-red); border: 1px solid rgba(181, 18, 27, 0.2); }
.resource-icon-box.orange { background-color: rgba(253, 144, 41, 0.1); color: var(--accent-orange); border: 1px solid rgba(253, 144, 41, 0.2); }
.resource-icon-box.blue { background-color: rgba(32, 84, 121, 0.1); color: #60a5fa; border: 1px solid rgba(32, 84, 121, 0.2); }
.resource-icon-box.green { background-color: rgba(56, 97, 74, 0.1); color: #34d399; border: 1px solid rgba(56, 97, 74, 0.2); }

.resource-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.resource-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* Premium / Pricing Grid */
.pricing-wrapper {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  align-items: center;
}

.pricing-intro {
  text-align: center;
  max-width: 600px;
}

.pricing-intro h2 {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

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

.premium-alert-banner {
  background: linear-gradient(135deg, rgba(181, 18, 27, 0.15), rgba(253, 144, 41, 0.15));
  border: 1px solid rgba(181, 18, 27, 0.3);
  border-radius: 12px;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 800px;
  width: 100%;
  margin-bottom: 1rem;
}

.premium-alert-banner i {
  color: var(--accent-orange);
  flex-shrink: 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  max-width: 850px;
  width: 100%;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
}

.pricing-card.premium-tier {
  border-color: rgba(181, 18, 27, 0.3);
  background: linear-gradient(180deg, var(--dark-surface-glass), rgba(181, 18, 27, 0.05));
}

.pricing-card.premium-tier::before {
  content: 'PHASE 2 COMING SOON';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--primary-red);
  color: white;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 0.25rem 0.75rem;
  border-radius: 99px;
  box-shadow: 0 0 10px var(--primary-red-glow);
}

.pricing-card.free-tier::before {
  content: 'ACTIVE BETA';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--accent-green);
  color: white;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 0.25rem 0.75rem;
  border-radius: 99px;
  box-shadow: 0 0 10px rgba(56, 97, 74, 0.4);
}

.tier-name {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.tier-price {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: baseline;
}

.tier-price span {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-left: 0.25rem;
}

.tier-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 1.5rem 0 2rem 0;
  flex-grow: 1;
}

.tier-features li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.tier-features li i {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.tier-features li i.check { color: #10b981; }
.tier-features li i.lock { color: var(--text-muted); }

/* Booking Calendar Widget inside Mentors */
.calendar-widget {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--dark-border);
  border-radius: 12px;
  padding: 1.25rem;
  margin-top: 1rem;
}

.calendar-header {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.calendar-day-label {
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.calendar-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
  background: transparent;
  color: var(--text-secondary);
}

.calendar-cell:hover:not(.disabled) {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.calendar-cell.selected {
  background-color: var(--primary-red) !important;
  color: white !important;
  box-shadow: 0 0 10px var(--primary-red-glow);
}

.calendar-cell.today {
  border: 1px solid var(--primary-red);
  color: var(--text-primary);
}

.calendar-cell.disabled {
  color: var(--text-muted);
  opacity: 0.3;
  cursor: not-allowed;
}

.time-slots {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

.time-slot-btn {
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--dark-border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.time-slot-btn:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.time-slot-btn.selected {
  background-color: var(--primary-red);
  color: white;
  border-color: var(--primary-red);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleUp {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .sidebar {
    width: 80px;
    padding: 2rem 0.5rem;
    align-items: center;
  }
  .logo-text, .user-info, .sidebar-footer {
    display: none;
  }
  .logo-container {
    padding: 0;
    margin-bottom: 2rem;
  }
  .nav-link {
    justify-content: center;
    padding: 1rem;
  }
  .nav-link span {
    display: none;
  }
  .main-content {
    margin-left: 80px;
    padding: 2rem;
  }
  .hero-main {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4, .pricing-grid {
    grid-template-columns: 1fr;
  }
  .dashboard-layout {
    grid-template-columns: 1fr;
  }
  .dashboard-sidebar {
    position: static;
  }
  .feed-header {
    flex-direction: column;
    align-items: stretch;
  }
}