/* assets/css/main.css */
/* Global Styles and Reusable Components */

:root {
    --primary-blue: #0A4D68;
    --accent-cyan: #05BFDB;
    --background: #F8FAFC;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --white: #FFFFFF;
    --border-light: #E2E8F0;
    --border-radius: 12px;
    --box-shadow: 0 4px 20px rgba(10, 77, 104, 0.08);
    --box-shadow-hover: 0 8px 30px rgba(10, 77, 104, 0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

html, body {
    width: 100%;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--white);
    position: relative; /* Important for containing absolute elements */
    font-weight: 400;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.125rem;
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.section-header {
    margin-bottom: 4rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border: none;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    gap: 8px;
    line-height: 1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), #0B5D8A);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(10, 77, 104, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(10, 77, 104, 0.3);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    box-shadow: 0 2px 10px rgba(10, 77, 104, 0.1);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(10, 77, 104, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-light);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-logo .logo-link {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    line-height: 1.1;
}

/* ==============================================================
   MASTER SETTINGS: NAVBAR LOGO SIZE & SPACING CONTROL
   ============================================================== */

.nav-flex {
    height: 70px;  
    align-items: center; 
}


.logo-wrapper {
    display: flex;
    flex-direction: row;
    align-items: center;
    text-decoration: none;
    gap: 0px;

    margin-top: 0px; 
    padding: 0;       
}



.krishna-char-img {
    height: 65px;
    width: auto;   
    display: block;     
    flex-shrink: 0;
}



.nav-logo {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

/* ==============================================================
  TEXT STYLING
   ============================================================== */
.nav-logo .logo-text {
    font-size: 1.7rem;
    font-weight: 800;
    color: #0b2e61;
    letter-spacing: -0.5px;
}
.nav-logo .dot {
    color: #e63946;
}
.nav-logo .logo-subtext {
    font-size: 0.78rem;
    font-weight: 600;
    color: #444;
    margin-top: -2px;
    letter-spacing: 0.5px;
}


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

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 8px 0;
    font-size: 0.95rem;
    white-space: nowrap;
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-cyan));
    border-radius: 2px;
}

/* Dropdown Menu */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
}

.dropdown-toggle::after {
    content: '▼';
    font-size: 0.7rem;
    transition: var(--transition);
}

.nav-dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 0.5rem 0;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 1000;
}

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

.dropdown-link {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-light);
}

.dropdown-link:last-child {
    border-bottom: none;
}

.dropdown-link:hover {
    background: var(--background);
    color: var(--primary-blue);
    padding-left: 2rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
}

.bar {
    width: 24px;
    height: 2px;
    background-color: var(--primary-blue);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border: none;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    gap: 8px;
    line-height: 1;
    min-height: 56px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), #0B5D8A);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(10, 77, 104, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(10, 77, 104, 0.3);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    box-shadow: 0 2px 10px rgba(10, 77, 104, 0.1);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(10, 77, 104, 0.2);
}


/* Footer */
.footer {
    background: var(--background);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-light);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.footer-heading {
    font-size: 1.125rem;
    margin-bottom: 1.25rem;
    color: var(--primary-blue);
    font-weight: 600;
}

.footer-description {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--primary-blue);
    transform: translateX(4px);
}

.contact-info p {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-bottom {
    border-top: 1px solid var(--border-light);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--primary-blue);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 56px;
    height: 56px;
    background: var(--white);
    color: var(--primary-blue);
    border: 1px solid var(--border-light);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--box-shadow);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}


/* --- Footer Logo White Variation --- */
.nav-logo.white-version .logo-text {
    color: #ffffff; /* Pure white for the main text */
}

.nav-logo.white-version .logo-subtext {
    color: #cbd5e1; /* Light grey (Slate-300) for readability */
}

/* Optional: Make the red dot slightly brighter for dark backgrounds */
.nav-logo.white-version .dot {
    color: #ff6b6b; 
}