/* ==========================================================================
   Excellence Global Consultancy (EGC) - Student Hub Design System
   Brand Tokens: Midnight Blue (#2C3E50), Gold (#F5B041), Sky Blue (#3498DB)
   ========================================================================== */

:root {
  --primary-navy: #2C3E50;
  --dark-navy: #1A252F;
  --accent-gold: #F5B041;
  --accent-gold-hover: #E59866;
  --accent-blue: #3498DB;
  --pale-blue: #AED6F1;
  --light-bg: #F8F9FA;
  --card-bg: #FFFFFF;
  --border-color: #E2E8F0;
  --text-primary: #1E293B;
  --text-muted: #64748B;
  --success-green: #10B981;
  --urgent-orange: #E67E22;
  --topbar-bg: #FFFFFF;
  --input-bg: #FFFFFF;
  --hover-bg: #F1F5F9;
  --table-head-bg: #F8FAFC;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  color-scheme: light;
}

[data-theme="dark"] {
  --primary-navy: #93C5FD;
  --dark-navy: #080E18;
  --accent-gold: #F5B041;
  --accent-gold-hover: #F8C471;
  --accent-blue: #3B82F6;
  --pale-blue: #1E293B;
  --light-bg: #0B1320;
  --card-bg: #141F30;
  --border-color: #243447;
  --text-primary: #F1F5F9;
  --text-muted: #94A3B8;
  --success-green: #34D399;
  --urgent-orange: #FB923C;
  --topbar-bg: #0E1726;
  --input-bg: #0B1320;
  --hover-bg: #1E2C3F;
  --table-head-bg: #0E1726;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
  background-color: var(--light-bg);
  color: var(--text-primary);
  display: flex;
  min-height: 100vh;
  transition: background-color 0.2s ease, color 0.2s ease;
  overflow-x: hidden;
}

/* ==========================================================================
   Theme Toggle Button (Matching Scholarship Map / Portal)
   ========================================================================== */
.theme-dark-only { display: none !important; }
.theme-light-only { display: inline !important; }
[data-theme="dark"] .theme-dark-only { display: inline !important; }
[data-theme="dark"] .theme-light-only { display: none !important; }

.theme-toggle {
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  min-height: 36px;
  color: var(--text-primary);
  cursor: pointer;
  white-space: nowrap;
  border-radius: 9px;
  justify-content: center;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
  display: inline-flex;
  transition: all 0.2s ease;
  user-select: none;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.theme-toggle > span {
  font-size: 15px;
  line-height: 1;
}

.theme-toggle b {
  font-weight: 700;
  font-size: 12px;
}

/* ==========================================================================
   Sidebar Navigation Styles
   ========================================================================== */
.sidebar {
  width: 280px;
  background-color: var(--primary-navy);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-right: 1px solid rgba(255,255,255,0.08);
  transition: background-color 0.2s ease;
}

[data-theme="dark"] .sidebar {
  background-color: #080E18;
  border-right: 1px solid #1E293B;
}

.sidebar-header {
  padding: 24px 20px;
  background-color: var(--dark-navy);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

[data-theme="dark"] .sidebar-header {
  background-color: #050911;
  border-bottom: 1px solid #1E293B;
}

.brand-badge {
  display: inline-block;
  background: var(--accent-gold);
  color: #1A252F;
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.sidebar-brand h2 {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.3px;
  color: #FFFFFF;
}

.sidebar-brand p {
  font-size: 11px;
  color: var(--pale-blue);
  margin-top: 2px;
}

.client-info-card {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
}

[data-theme="dark"] .client-info-card {
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid #1E293B;
}

.client-name {
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
}

.client-meta {
  font-size: 11px;
  color: var(--accent-gold);
  margin-top: 3px;
}

.nav-links {
  list-style: none;
  padding: 16px 12px;
  flex-grow: 1;
}

.nav-item {
  margin-bottom: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: #CBD5E1;
  text-decoration: none;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.nav-link:hover {
  background-color: rgba(255,255,255,0.06);
  color: #FFFFFF;
}

.nav-link.active {
  background-color: var(--accent-blue);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background-color: var(--dark-navy);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

[data-theme="dark"] .sidebar-footer {
  background-color: #050911;
  border-top: 1px solid #1E293B;
}

.sidebar-footer a {
  color: #94A3B8;
  font-size: 12px;
  text-decoration: none;
  transition: color 0.2s;
}

.sidebar-footer a:hover {
  color: var(--accent-gold);
}

/* ==========================================================================
   Main Content Area & Topbar
   ========================================================================== */
.main-wrapper {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow-x: hidden;
}

.topbar {
  background-color: var(--topbar-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.2s ease, border-color 0.2s ease;
  min-height: 64px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.page-title h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-navy);
  line-height: 1.3;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.status-badge {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success-green);
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success-green);
  border-radius: 50%;
  box-shadow: 0 0 0 rgba(16, 185, 129, 0.4);
  animation: pulse 1.8s infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.content-container {
  padding: 32px;
  max-width: 1400px;
  width: 100%;
}

/* ==========================================================================
   Component Cards & Layouts
   ========================================================================== */
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 10px;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-navy);
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.universities-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 20px;
  align-items: flex-start;
}

.comments-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  align-items: flex-start;
}

/* Buttons & Pills */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  white-space: nowrap;
}

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

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

.btn-gold {
  background-color: var(--accent-gold);
  color: #1A252F;
}

.btn-gold:hover {
  background-color: var(--accent-gold-hover);
}

.btn-outline {
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  color: var(--text-primary);
}

.btn-outline:hover {
  background-color: var(--hover-bg);
}

/* Form Controls & Inputs */
input, select, textarea {
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
  background-color: var(--input-bg) !important;
  color: var(--text-primary) !important;
  border-color: var(--border-color) !important;
}

[data-theme="dark"] table th {
  background-color: var(--table-head-bg) !important;
  color: var(--primary-navy) !important;
  border-bottom-color: var(--border-color) !important;
}

[data-theme="dark"] table td {
  border-bottom-color: var(--border-color) !important;
  color: var(--text-primary) !important;
}

[data-theme="dark"] .login-box {
  background-color: var(--card-bg) !important;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

[data-theme="dark"] .login-box h2,
[data-theme="dark"] .login-box label {
  color: var(--primary-navy) !important;
}

/* Priority Badges */
.badge-a1 {
  background-color: rgba(230, 126, 34, 0.15);
  color: #D35400;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.badge-a2 {
  background-color: rgba(52, 152, 219, 0.15);
  color: #2980B9;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.badge-a3 {
  background-color: rgba(100, 116, 139, 0.15);
  color: #475569;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

/* ==========================================================================
   Mobile Navigation & Drawer Controls
   ========================================================================== */
.mobile-menu-btn {
  display: none;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.mobile-menu-btn:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.sidebar-close-btn {
  display: none;
  background: transparent;
  border: none;
  color: #94A3B8;
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}

.sidebar-close-btn:hover {
  color: #FFFFFF;
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(2px);
  z-index: 1040;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.sidebar-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

body.no-scroll {
  overflow: hidden !important;
}

/* Responsive Table Wrapper */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table-responsive table {
  min-width: 620px;
}

/* Layout Utilities for Structured Rows */
.profile-banner-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

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

.status-track-header,
.responses-header,
.documents-header,
.dossier-header,
.response-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

/* Tablet & Mobile Landscape (<= 992px) */
@media (max-width: 992px) {
  body {
    flex-direction: column;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .sidebar-close-btn {
    display: block;
  }

  .sidebar-backdrop {
    display: block;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    height: 100dvh;
    z-index: 1050;
    width: 290px;
    max-width: 85vw;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: none;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: 10px 0 35px rgba(0, 0, 0, 0.6);
  }

  .main-wrapper {
    width: 100%;
    min-height: 100vh;
  }

  .topbar {
    padding: 12px 20px;
  }

  .content-container {
    padding: 20px 16px;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .universities-layout,
  .comments-layout {
    grid-template-columns: 1fr;
  }
}

/* Mobile Portrait Phones (<= 768px) */
@media (max-width: 768px) {
  .topbar {
    padding: 10px 14px;
    min-height: 56px;
  }

  .topbar-left {
    gap: 10px;
    flex-grow: 1;
    min-width: 0;
  }

  .page-title h1 {
    font-size: 15px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
  }

  .topbar-right {
    gap: 8px;
  }

  .topbar-right .btn-gold {
    padding: 7px 10px;
    font-size: 12px;
  }

  .topbar-right .status-badge {
    padding: 4px 8px;
    font-size: 11px;
  }

  .theme-toggle {
    min-height: 34px;
    padding: 5px 9px;
    font-size: 11px;
  }

  .theme-toggle b {
    display: none !important;
  }

  .content-container {
    padding: 14px 10px;
  }

  .card {
    padding: 16px 14px;
    margin-bottom: 16px;
    border-radius: 10px;
  }

  .card-header {
    margin-bottom: 14px;
  }

  .card-title {
    font-size: 14px;
  }

  .grid-4,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr !important;
    gap: 12px;
  }

  /* Executive Profile Banner on Mobile */
  .profile-banner-content {
    flex-direction: column !important;
    gap: 14px !important;
  }

  .profile-banner-content > div:last-child {
    text-align: left !important;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 10px;
    width: 100%;
  }

  /* Shortlist rows */
  .shortlist-row {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 8px !important;
  }

  .shortlist-row > div:last-child {
    text-align: left !important;
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    width: 100%;
    justify-content: space-between;
  }

  .shortlist-row > div:last-child > div {
    margin-top: 0 !important;
  }

  /* Headers on mobile */
  .status-track-header,
  .responses-header,
  .documents-header {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 12px !important;
  }

  .status-track-header select,
  .responses-header select,
  .status-track-header form,
  .responses-header form,
  .documents-header .btn {
    width: 100% !important;
    justify-content: center !important;
  }

  .response-card-header,
  .dossier-header {
    flex-direction: column !important;
    gap: 12px !important;
  }

  .response-card-header .btn,
  .dossier-header .btn {
    width: 100% !important;
    justify-content: center !important;
  }

  /* Milestone Items */
  .milestone-item {
    gap: 12px !important;
    padding: 12px !important;
  }

  .milestone-header {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 6px !important;
  }

  .milestone-meta {
    flex-wrap: wrap !important;
    gap: 8px 16px !important;
  }

  /* Chat & Helpdesk */
  .chat-msg-bubble {
    max-width: 92% !important;
  }

  /* Auth Screens */
  .login-top-left {
    top: 14px !important;
    left: 14px !important;
  }

  .login-box,
  .change-box {
    padding: 24px 18px !important;
    margin-top: 40px !important;
    border-radius: 10px;
  }
}

/* Small Smart Phones (<= 480px) */
@media (max-width: 480px) {
  .page-title h1 {
    max-width: 120px;
    font-size: 13px;
  }

  .topbar-right .btn-text {
    display: none;
  }

  .topbar-right .btn-gold {
    padding: 7px 10px;
  }

  .topbar-right .status-badge span {
    max-width: 65px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .content-container {
    padding: 10px 8px;
  }

  .card {
    padding: 14px 12px;
  }

  input, select, textarea {
    font-size: 16px !important; /* Prevents auto-zoom in iOS Safari */
  }
}