/* Premium Banking Frontend Design System */
:root {
    /* Sophisticated Color Palette */
    --primary: #2E8B57; /* Sea Green */
    --primary-dark: #1A5D3A;
    --primary-light: #5FBB8F;
    --primary-soft: #E8F5EE;
    --accent: #4CAF50;
    --dark: #1A1A1A;
    --light: #FFFFFF;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-500: #9E9E9E;
    --gray-700: #616161;
    --gray-800: #424242;
    --gold: #FFD700;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Poppins', sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

a {
    color: inherit;
    text-decoration: none;
    transition: all var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section {
    padding: var(--space-2xl) 0;
}

.grid {
    display: grid;
    gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 992px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .section { padding: var(--space-xl) 0; }
}

/* Common Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    gap: 0.5rem;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--light);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
    background-color: var(--primary-soft);
    transform: translateY(-2px);
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    height: 80px;
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-dark);
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 600;
    color: var(--gray-800);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
}

/* Navigation Dropdowns */
.nav-dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 240px;
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-md);
    padding: 1rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-normal);
    z-index: 1100;
    border: 1px solid var(--gray-100);
}

.nav-dropdown:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-content a {
    display: block;
    padding: 0.8rem 1.5rem;
    color: var(--gray-800);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.dropdown-content a:hover {
    background: var(--gray-50);
    color: var(--primary);
    padding-left: 1.75rem;
}

.nav-link i {
    margin-left: 6px;
    transition: transform 0.3s ease;
}

.nav-dropdown:hover .nav-link i {
    transform: rotate(180deg);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, var(--primary-soft) 0%, #fff 100%);
    overflow: hidden;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

/* Cards */
/* Advanced Banking Design Enhancements */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Card Enhancements */
.card {
    background: var(--light);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-slow);
    position: relative;
    border: 1px solid var(--gray-100);
}

.card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: var(--radius-xl);
    background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(46, 139, 87, 0.06), transparent 40%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.card:hover::before {
    opacity: 1;
}

/* Button Shimmer Effect */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.2), transparent);
    transform: rotate(45deg);
    transition: 0.8s;
    left: -100%;
}

.btn-primary:hover::after {
    left: 100%;
}

/* Floating Action Button */
.fab-support {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    cursor: pointer;
    transition: var(--transition-normal);
}

.fab-support:hover {
    transform: scale(1.1) rotate(5deg);
    background: var(--primary-dark);
}

/* Table Enhancements */
table {
    border-spacing: 0;
    width: 100%;
}

th, td {
    transition: var(--transition-normal);
}

tbody tr:hover td {
    background: var(--gray-50);
}

/* Timeline Responsive Fixes */
@media (max-width: 768px) {
    div[style*="left: 50%"] {
        left: 20px !important;
    }
    div[style*="width: 50%"] {
        width: 100% !important;
        padding-left: 3rem !important;
        text-align: left !important;
        margin-left: 0 !important;
    }
}

/* Social Icons & Links */
.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    color: white;
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-5px);
}

.card-icon {
    width: 64px;
    height: 64px;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header span {
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.875rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-top: 0.5rem;
}

/* Footer */
footer {
    background: var(--dark);
    color: var(--gray-500);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand h2 {
    color: var(--light);
    margin-bottom: 1rem;
}

.footer-links h4 {
    color: var(--light);
    margin-bottom: 1.5rem;
}

.footer-links ul li {
    margin-bottom: 0.75rem;
}

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

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    text-align: center;
    font-size: 0.875rem;
}


/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--light);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
    transition: var(--transition-slow);
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.testimonial-text {
    font-style: italic;
    color: var(--gray-700);
    margin-bottom: 2rem;
    position: relative;
}

.testimonial-text::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-soft);
    position: absolute;
    top: -2rem;
    left: -1rem;
    z-index: -1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1rem;
    margin: 0;
}

.author-info span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* Statistics */
.stats-section {
    background: var(--primary-dark);
    color: white;
    padding: 5rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    text-align: center;
    gap: 2rem;
}

.stat-item h3 {
    font-size: 3rem;
    color: var(--gold);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.8;
}

/* Responsive Overrides */
@media (max-width: 1024px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .container { padding: 0 var(--space-sm); }
    .grid-2, .grid-3, .stats-grid { grid-template-columns: 1fr; }
    .nav-links { display: none; } /* Add mobile menu later */
    .hero h1 { font-size: 2.5rem; }
    .section-header h2 { font-size: 2rem; }
    .stats-section { padding: 3rem 0; }
}