/**
 * AlMity Digital Marketing - Delta Airways Enterprise Color System
 * Corporate Professional Aesthetic with Enterprise Authority
 * Fortune 500 Brand Inspired Design Standards
 */

:root {
  /* ====== PRIMARY BRAND COLORS (Delta Airways Inspired) ====== */
  /* Corporate Red: Powerful, authoritative, prestigious */
  --primary: #C60C30;              /* Delta Bold Red - Power, Authority */
  --primary-dark: #A20828;         /* Darker red for hover/press */
  --primary-light: #E63246;        /* Lighter red for accents */
  --primary-ultra-light: rgba(198, 12, 48, 0.1);  /* Red tint background */
  
  /* ====== SECONDARY COLORS (Navy Blue - Enterprise Professional) ====== */
  /* Navy Blue: Trust, corporate stability, professionalism */
  --secondary: #003D66;            /* Deep Navy - Corporate trust */
  --secondary-dark: #001F40;       /* Darker navy for hover/active */
  --secondary-light: #0052A3;      /* Lighter navy for accents */
  --secondary-ultra-light: rgba(0, 61, 102, 0.1);  /* Navy tint background */
  
  /* ====== ACCENT COLORS (Sophisticated Enterprise) ====== */
  /* Burgundy: Premium, heritage, sophisticated */
  --accent-burgundy: #8B3A3A;
  --accent-burgundy-dark: #6B2626;
  --accent-burgundy-light: #A84C4C;
  
  /* Silver/Platinum: Modern, premium, metallic */
  --accent-silver: #B0B8C1;
  --accent-silver-dark: #8E96A0;
  --accent-silver-light: #D0D8E0;
  
  /* Forest Green: Stability, growth, environmental responsibility */
  --accent-green: #1B4332;
  --accent-green-dark: #081B15;
  --accent-green-light: #2D6A4F;
  
  /* ====== NEUTRALS (Corporate Theme) ====== */
  /* Background: Premium dark gray, not pure black */
  --bg-darkest: #0A0E14;          /* Premium dark page background */
  --bg-dark: #141B27;             /* Corporate dark cards */
  --bg-medium: #1F2937;           /* Hover backgrounds */
  --bg-light: #2D3748;            /* Lighter corporate backgrounds */
  --bg-white: #FFFFFF;            /* Pure white for contrast */
  
  /* ====== TEXT COLORS (Corporate Readability) ====== */
  --text-primary: #FFFFFF;           /* Main text - 100% white */
  --text-secondary: #E5E7EB;         /* Secondary text - light gray */
  --text-tertiary: #D1D5DB;          /* Tertiary text - medium gray */
  --text-muted: #9CA3AF;             /* Muted text - disabled, hints */
  --text-disabled: #6B7280;          /* Disabled state */
  
  /* ====== GRADIENT COLORS (Enterprise Sophistication) ====== */
  /* Elegant corporate gradients */
  --gradient-primary: linear-gradient(135deg, #C60C30, #A20828);
  --gradient-corporate: linear-gradient(135deg, #C60C30, #003D66);
  --gradient-vibrant: linear-gradient(135deg, #C60C30, #003D66);
  --gradient-premium: linear-gradient(135deg, #8B3A3A, #003D66);
  --gradient-authority: linear-gradient(135deg, #003D66, #1B4332);
  
  /* ====== SEMANTIC COLORS (Professional Standards) ====== */
  --success: #2D6A4F;        /* Forest Green - Stable success */
  --warning: #D97706;        /* Professional amber */
  --error: #C60C30;          /* Corporate red - Errors */
  --info: #0052A3;           /* Navy blue - Information */
  
  /* ====== OPACITY LAYERS ====== */
  --overlay-10: rgba(0, 0, 0, 0.1);
  --overlay-20: rgba(0, 0, 0, 0.2);
  --overlay-30: rgba(0, 0, 0, 0.3);
  --overlay-50: rgba(0, 0, 0, 0.5);
  --overlay-80: rgba(0, 0, 0, 0.8);
  
  /* ====== BORDER COLORS (Enterprise Grade) ====== */
  --border-primary: rgba(198, 12, 48, 0.3);     /* Corporate red borders */
  --border-secondary: rgba(0, 61, 102, 0.3);    /* Navy borders */
  --border-light: rgba(255, 255, 255, 0.1);     /* Subtle light borders */
  --border-medium: rgba(255, 255, 255, 0.15);   /* Standard borders */
  --border-gold: rgba(176, 184, 193, 0.2);      /* Silver borders */
  
  /* ====== SHADOW COLORS (Sophisticated Depth) ====== */
  --shadow-red: 0 0 20px rgba(198, 12, 48, 0.25);
  --shadow-navy: 0 0 20px rgba(0, 61, 102, 0.2);
  --shadow-premium: 0 0 30px rgba(139, 58, 58, 0.15);
  --shadow-gold: 0 0 15px rgba(176, 184, 193, 0.1);
}

/* ====== ENTERPRISE COLOR APPLICATION ====== */

/* PRIMARY BRAND COLOR - Corporate Red (#C60C30) */
/* Psychology: Authority, Power, Premium, Prestige */
/* Usage: CTAs, Key emphasis, Executive presence */
.btn-primary,
.btn-cta {
  background-color: var(--primary);
  color: white;
  transition: background-color 0.3s ease;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  box-shadow: var(--shadow-red);
}

.text-primary,
.heading-primary {
  color: var(--primary);
}

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

.bg-primary-light {
  background-color: var(--primary-ultra-light);
}

/* SECONDARY BRAND COLOR - Navy Blue (#003D66) */
/* Psychology: Trust, Authority, Stability, Corporate */
/* Usage: Secondary CTAs, Professional elements, Sections */
.btn-secondary,
.btn-secondary-action {
  background-color: var(--secondary);
  color: white;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  border: 1px solid var(--secondary);
}

.btn-secondary:hover {
  background-color: var(--secondary-light);
  box-shadow: var(--shadow-navy);
}

.accent-navy,
.highlight-navy {
  color: var(--secondary);
}

.border-secondary {
  border-color: var(--secondary);
}

/* ACCENT COLORS (Enterprise Premium) */

/* Burgundy - Heritage & Sophistication */
.accent-burgundy {
  color: var(--accent-burgundy);
}

.btn-burgundy {
  background-color: var(--accent-burgundy);
  color: white;
  font-weight: 600;
}

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

/* Silver - Premium & Grace */
.accent-silver {
  color: var(--accent-silver);
}

.btn-silver {
  background-color: var(--accent-silver);
  color: #05000A;
  font-weight: 600;
  border: 1px solid var(--accent-silver-dark);
}

.btn-silver:hover {
  background-color: var(--accent-silver-dark);
  box-shadow: var(--shadow-premium);
}

/* Forest Green - Growth & Stability */
.accent-green {
  color: var(--accent-green);
}

.accent-green-dark {
  color: var(--accent-green-dark);
}

.btn-green {
  background-color: var(--accent-green);
  color: white;
  font-weight: 600;
}

.btn-green:hover {
  background-color: var(--accent-green-dark);
  box-shadow: var(--shadow-success);
}

/* ====== SEMANTIC COLORS ====== */

.text-success {
  color: var(--success);
}

.text-warning {
  color: var(--warning);
}

.text-error {
  color: var(--error);
}

.text-info {
  color: var(--info);
}

.bg-success {
  background-color: rgba(16, 185, 129, 0.1);
}

.bg-error {
  background-color: rgba(239, 68, 68, 0.1);
}

/* ====== TEXT COLOR HIERARCHY ====== */

.text-primary-white {
  color: var(--text-primary);
}

.text-secondary-light {
  color: var(--text-secondary);
}

.text-tertiary {
  color: var(--text-tertiary);
}

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

.text-disabled {
  color: var(--text-disabled);
  pointer-events: none;
  opacity: 0.5;
}

/* ====== GRADIENT APPLICATIONS ====== */

.gradient-primary {
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-vibrant {
  background: var(--gradient-vibrant);
}

.gradient-creative {
  background: var(--gradient-creative);
}

.gradient-text-vibrant {
  background: var(--gradient-vibrant);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ====== CARD & CONTAINER COLORS ====== */

.card {
  background-color: var(--bg-dark);
  border: 1px solid var(--border-light);
  border-radius: 1rem;
  transition: all 0.3s ease;
}

.card:hover {
  border-color: var(--border-secondary);
  background-color: var(--bg-medium);
  box-shadow: var(--shadow-navy);
}

.card-primary {
  background-color: var(--primary-ultra-light);
  border: 1px solid var(--border-primary);
}

.card-secondary {
  background-color: var(--secondary-ultra-light);
  border: 1px solid var(--border-secondary);
}

/* ====== GLASS-MORPHISM WITH COLOR THEORY ====== */

.glass {
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.glass-primary {
  background: rgba(198, 12, 48, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-primary);
}

.glass-secondary {
  background: rgba(0, 61, 102, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-secondary);
}

/* ====== HOVER & INTERACTIVE STATES ====== */

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(198, 12, 48, 0.15);
}

.hover-glow-red:hover {
  box-shadow: var(--shadow-red), 0 0 40px rgba(198, 12, 48, 0.2);
}

.hover-glow-navy:hover {
  box-shadow: var(--shadow-navy), 0 0 40px rgba(0, 61, 102, 0.15);
}

.hover-color-shift:hover {
  color: var(--secondary);
  transition: color 0.3s ease;
}

/* ====== INPUT & FORM COLORS ====== */

input,
textarea,
select {
  background-color: var(--bg-medium);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px var(--secondary-ultra-light);
  outline: none;
}

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

/* ====== LINK COLORS ====== */

a {
  color: var(--secondary);
  transition: color 0.2s ease;
}

a:hover {
  color: var(--secondary-light);
}

a.link-primary {
  color: var(--primary);
}

a.link-primary:hover {
  color: var(--primary-light);
}

/* ====== BADGE & TAG COLORS ====== */

.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-primary {
  background-color: var(--primary-ultra-light);
  color: var(--primary);
  border: 1px solid var(--border-primary);
}

.badge-secondary {
  background-color: var(--secondary-ultra-light);
  color: var(--secondary);
  border: 1px solid var(--border-secondary);
}

.badge-success {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

/* ====== ANIMATION & TRANSITION COLORS ====== */

@keyframes color-pulse {
  0%, 100% {
    color: var(--text-primary);
  }
  50% {
    color: var(--primary);
  }
}

@keyframes glow-red {
  0%, 100% {
    box-shadow: 0 0 10px rgba(198, 12, 48, 0.5);
  }
  50% {
    box-shadow: 0 0 20px rgba(198, 12, 48, 1);
  }
}

@keyframes glow-navy {
  0%, 100% {
    box-shadow: 0 0 10px rgba(0, 61, 102, 0.3);
  }
  50% {
    box-shadow: 0 0 20px rgba(0, 61, 102, 0.6);
  }
}

.animate-pulse-primary {
  animation: color-pulse 2s ease-in-out infinite;
}

.animate-glow-red {
  animation: glow-red 2s ease-in-out infinite;
}

.animate-glow-navy {
  animation: glow-navy 2s ease-in-out infinite;
}

/* ====== SCROLLBAR COLORS ====== */

::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 4px;
}

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

/* ====== DARK MODE OPTIMIZATIONS ====== */

@media (prefers-color-scheme: dark) {
  body {
    background-color: var(--bg-darkest);
    color: var(--text-primary);
  }
}

/* ====== CODE HIGHLIGHTING COLORS ====== */

code {
  background-color: var(--bg-medium);
  color: var(--secondary);
  padding: 0.2rem 0.4rem;
  border-radius: 0.25rem;
  font-family: 'Monaco', 'Courier New', monospace;
}

pre {
  background-color: var(--bg-dark);
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  overflow-x: auto;
}

/* ====== UTILITY CLASSES ====== */

.color-primary { color: var(--primary); }
.color-secondary { color: var(--secondary); }
.color-burgundy { color: var(--accent-burgundy); }
.color-silver { color: var(--accent-silver); }
.color-green { color: var(--accent-green); }

.bg-primary { background-color: var(--primary); }
.bg-secondary { background-color: var(--secondary); }
.bg-burgundy { background-color: var(--accent-burgundy); }
.bg-silver { background-color: var(--accent-silver); }
.bg-green { background-color: var(--accent-green); }

.border-1-primary { border: 1px solid var(--primary); }
.border-1-secondary { border: 1px solid var(--secondary); }
.border-1-light { border: 1px solid var(--border-light); }

.shadow-red { box-shadow: var(--shadow-red); }
.shadow-navy { box-shadow: var(--shadow-navy); }
.shadow-burgundy { box-shadow: var(--shadow-premium); }

/* ====== RESPONSIVE COLOR ADJUSTMENTS ====== */

@media (max-width: 768px) {
  :root {
    /* Slightly reduce opacity on mobile for better readability */
    --primary-ultra-light: rgba(198, 12, 48, 0.15);
    --secondary-ultra-light: rgba(0, 61, 102, 0.15);
  }
}