/* ==========================================================================
   BISWAJIT BANIK & SOLUTIONS — LUXURY FINANCIAL DESIGN SYSTEM (LIGHT THEME)
   ========================================================================== */

:root {
    /* Primary Colors */
    --color-emerald-primary: #063C32;
    --color-emerald-hover: #042E27;
    --color-forest-dark: #0B5143;
    --color-forest-light: #126857;
    
    /* Luxury Gold Accents */
    --color-gold-accent: #C9A34E;
    --color-gold-light: #E4C885;
    --color-gold-dark: #9A7730;
    --color-gold-badge: #F4E8CB;
    
    /* Background Surface Tokens (Light Theme) */
    --bg-warm-ivory: #FAF8F2;
    --bg-soft-beige: #F2EEE3;
    --bg-muted-sage: #E7EFE9;
    --bg-surface-white: #FFFFFF;
    --bg-surface-card: #FFFFFF;
    
    /* Text & Neutral Tokens */
    --text-charcoal: #17211E;
    --text-emerald: #063C32;
    --text-body-muted: #4A5B55;
    --text-subtle: #768A82;
    --text-light-ivory: #FAF8F2;
    
    /* Border & Separator Tokens */
    --border-sage-light: #E2E8E4;
    --border-gold-soft: rgba(201, 163, 78, 0.3);
    --border-emerald-soft: rgba(6, 60, 50, 0.15);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(23, 33, 30, 0.04);
    --shadow-md: 0 6px 20px rgba(6, 60, 50, 0.06);
    --shadow-lg: 0 12px 35px rgba(6, 60, 50, 0.10);
    --shadow-gold: 0 8px 25px rgba(201, 163, 78, 0.25);
    --shadow-emerald: 0 10px 30px rgba(6, 60, 50, 0.25);
}

/* Base Document Styling */
body {
    background-color: var(--bg-warm-ivory);
    color: var(--text-charcoal);
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow-x: hidden;
    line-height: 1.6;
    animation: pageFadeIn 0.4s ease-out forwards;
}

@keyframes pageFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: #FAF8F2;
}
::-webkit-scrollbar-thumb {
    background: #063C32;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #C9A34E;
}

/* Hide Scrollbar Utility */
.scrollbar-none::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}
.scrollbar-none {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* Utility Color Backgrounds */
.bg-warm-ivory { background-color: var(--bg-warm-ivory); }
.bg-soft-beige { background-color: var(--bg-soft-beige); }
.bg-muted-sage { background-color: var(--bg-muted-sage); }
.bg-surface-white { background-color: var(--bg-surface-white); }
.bg-emerald-primary { background-color: var(--color-emerald-primary); }
.bg-forest-dark { background-color: var(--color-forest-dark); }
.bg-gold-accent { background-color: var(--color-gold-accent); }
.bg-gold-badge { background-color: var(--color-gold-badge); }

/* Utility Text Colors */
.text-charcoal { color: var(--text-charcoal); }
.text-emerald-primary { color: var(--color-emerald-primary); }
.text-forest-dark { color: var(--color-forest-dark); }
.text-gold-accent { color: var(--color-gold-accent); }
.text-gold-dark { color: var(--color-gold-dark); }
.text-body-muted { color: var(--text-body-muted); }
.text-subtle { color: var(--text-subtle); }

/* Utility Borders */
.border-sage-light { border-color: var(--border-sage-light); }
.border-gold-soft { border-color: var(--border-gold-soft); }
.border-emerald-soft { border-color: var(--border-emerald-soft); }

/* Buttons & Micro-Interactions */
.btn-emerald {
    background-color: var(--color-emerald-primary);
    color: #FFFFFF;
    font-weight: 700;
    padding: 0.75rem 1.75rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--shadow-emerald);
    will-change: transform, box-shadow;
}
.btn-emerald:hover {
    background-color: var(--color-emerald-hover);
    transform: translateY(-3px) scale(1.01);
    box-shadow: 0 14px 35px rgba(6, 60, 50, 0.35);
    color: #FFFFFF;
}
.btn-emerald:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-gold {
    background: linear-gradient(135deg, #C9A34E 0%, #E4C885 50%, #B8934A 100%);
    color: #063C32;
    font-weight: 700;
    padding: 0.75rem 1.75rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--shadow-gold);
    will-change: transform, box-shadow;
}
.btn-gold:hover {
    transform: translateY(-3px) scale(1.01);
    box-shadow: 0 14px 32px rgba(201, 163, 78, 0.45);
    color: #042E27;
}
.btn-gold:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-outline-emerald {
    background-color: transparent;
    border: 1.5px solid var(--color-emerald-primary);
    color: var(--color-emerald-primary);
    font-weight: 600;
    padding: 0.75rem 1.75rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn-outline-emerald:hover {
    background-color: var(--color-emerald-primary);
    color: #FFFFFF;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn-outline-gold {
    background-color: transparent;
    border: 1.5px solid var(--color-gold-accent);
    color: #8C6E25;
    font-weight: 600;
    padding: 0.75rem 1.75rem;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.btn-outline-gold:hover {
    background-color: #FAF4E4;
    border-color: #B8934A;
    color: #063C32;
    transform: translateY(-3px);
}

/* Luxury Light Card System */
.luxury-card-light {
    background-color: #FFFFFF;
    border: 1px solid var(--border-sage-light);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform, box-shadow;
}
.luxury-card-light:hover {
    border-color: var(--color-gold-accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.luxury-card-highlight {
    background: linear-gradient(145deg, #063C32 0%, #0B5143 100%);
    border: 1.5px solid var(--color-gold-accent);
    color: #FFFFFF;
    border-radius: 20px;
    box-shadow: var(--shadow-emerald);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform, box-shadow;
}
.luxury-card-highlight:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 45px rgba(6, 60, 50, 0.35);
}

/* Form Components */
.form-input-light {
    width: 100%;
    background-color: #FFFFFF;
    border: 1.5px solid var(--border-sage-light);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: var(--text-charcoal);
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.form-input-light:focus {
    outline: none;
    border-color: var(--color-emerald-primary);
    box-shadow: 0 0 0 4px rgba(6, 60, 50, 0.08);
}

/* Range Slider Styling for Calculator */
input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 8px;
    border-radius: 4px;
    background: #E2E8E4;
    outline: none;
}
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--color-emerald-primary);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(6, 60, 50, 0.4);
    border: 3px solid #FFFFFF;
    transition: transform 0.2s ease;
}
input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--color-gold-accent);
}

/* Trust Pill Badge */
.trust-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: #E7EFE9;
    border: 1px solid rgba(6, 60, 50, 0.15);
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-emerald-primary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Sticky Bottom Mobile Bar */
.mobile-sticky-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-top: 1.5px solid var(--border-sage-light);
}

/* Smooth 60fps Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}
.animate-float {
    animation: float 4s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 15px rgba(201, 163, 78, 0.2); }
    50% { box-shadow: 0 0 30px rgba(201, 163, 78, 0.5); }
}
.pulse-glow {
    animation: pulseGlow 3s infinite;
}