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

:root {
  /* Dark Gradients & Colors */
  --bg-dark-start: #0A0A0A;
  --bg-dark-mid: #1A0B2E;
  --bg-dark-end: #2B0F3F;
  --text-light: #F8FAFC;
  --text-muted: #94A3B8;

  /* Pink/Purple Glows */
  --glow-purple: #8A2BE2;
  --glow-pink: #C026D3;
  --glow-bright-pink: #FF2FD1;

  /* Accents */
  --text-gradient-start: #4F9CF9;
  --text-gradient-end: #A855F7;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
}

html {
  font-size: 14px;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  margin: 0;
  font-family: 'Poppins', 'Segoe UI', sans-serif;
  height: 100dvh;
  /* Use 100dvh instead of 100vh to ensure mobile browsers address bar don't clip content */
  overflow: auto;
  display: flex;
  flex-direction: column;
}

body.dark-theme {
  background: linear-gradient(135deg, var(--bg-dark-start), var(--bg-dark-mid), var(--bg-dark-end));
  background-attachment: fixed;
  color: var(--text-light);
}

/* Background Ambient Glow */
body.dark-theme::before {
  content: '';
  position: fixed;
  top: -20%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--glow-purple) 0%, transparent 60%);
  opacity: 0.15;
  z-index: -1;
  pointer-events: none;
  filter: blur(80px);
}

body.dark-theme::after {
  content: '';
  position: fixed;
  bottom: -10%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--glow-pink) 0%, transparent 60%);
  opacity: 0.15;
  z-index: -1;
  pointer-events: none;
  filter: blur(80px);
}

/* Base Overrides for the SaaS layout */
.btn {
  transition: all 0.3s ease;
}

.btn-primary {
  background: linear-gradient(90deg, var(--glow-purple), var(--glow-pink)) !important;
  border: none !important;
  color: white !important;
  border-radius: 30px;
  padding: 8px 16px;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(138, 43, 226, 0.4);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  box-shadow: 0 6px 25px rgba(192, 38, 211, 0.6);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--glass-bg) !important;
  border: 1px solid var(--glass-border) !important;
  color: var(--text-light) !important;
  border-radius: 30px;
  padding: 8px 16px;
  font-weight: 600;
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  transform: translateY(-2px);
}

a {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--text-gradient-start);
}

/* Top Navigation Bar - Broad layout */
.saas-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 5%;
  /* Thinner size */
  background: #0A0A0A; /* Solid dark color to match sidebar */
  position: sticky;
  top: 0;
  z-index: 1030;
  border-bottom: 1px solid var(--glass-border);
}

.app-footer {
  background: #0A0A0A;
  color: #fff;
  border-top: 1px solid var(--glass-border);
  z-index: 1030;
}

.btn-sm.btn-primary, .btn-sm.btn-secondary {
    padding: 0.25rem 0.6rem !important;
    font-size: 0.875rem !important;
    border-radius: 6px !important;
    font-weight: 500 !important;
}

.saas-nav .brand-link {
  font-size: 1.5rem;
  /* Standard font size for brand */
  font-weight: 800;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: white !important;
}

.nav-links-upper a {
  font-weight: 500;
  font-size: 1rem;
  margin-left: 24px;
  position: relative;
}

.nav-links-upper a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: linear-gradient(90deg, var(--text-gradient-start), var(--text-gradient-end));
  transition: width 0.3s ease;
}

.nav-links-upper a:hover::after {
  width: 100%;
}

.app-shell {
  margin-top: 0;
  flex-grow: 1;
  background: transparent !important;
  overflow: hidden !important;
  /* prevents full shell scroll */
}

/* Utility to style text gradients */
.text-gradient {
  background: linear-gradient(90deg, var(--text-gradient-start), var(--text-gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* App overrides to keep existing functional UI clean inside dark theme */
body.dark-theme .card,
body.dark-theme .dashboard-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  color: var(--text-light);
}

body.dark-theme .card .text-muted {
  color: var(--text-muted) !important;
}

body.dark-theme .app-sidebar {
  background: rgba(10, 10, 10, 0.8) !important;
  backdrop-filter: blur(10px);
  border-right: 1px solid var(--glass-border);
  overflow-y: auto;
  /* Let sidebar have its own scroll */
}

body.dark-theme .app-content,
body.dark-theme .content-area {
  background: transparent !important;
  overflow-y: auto;
  /* Let content have its own scroll */
}

body.dark-theme .table {
  color: var(--text-light) !important;
}

body.dark-theme .table-light th,
body.dark-theme .table-light td {
  background-color: rgba(255, 255, 255, 0.05);
  color: white;
  border-color: var(--glass-border);
}

/* Premium Form Controls for Dark Theme */
body.dark-theme .form-control, 
body.dark-theme .form-select {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-light);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

body.dark-theme .form-control:focus, 
body.dark-theme .form-select:focus {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--glow-purple);
    box-shadow: 0 0 0 0.25rem rgba(138, 43, 226, 0.25);
    color: var(--text-light);
}

body.dark-theme .form-control::placeholder {
    color: var(--text-muted);
}

/* Light Theme Overrides */
body.light-theme {
    background: #f5f6fa !important;
    color: #333 !important;
}

body.light-theme .app-shell {
    background: #f5f6fa !important;
}

body.light-theme .table {
    color: #333 !important;
}

body.light-theme .card .text-muted {
    color: #6c757d !important;
}