/* Main CSS for Techrise Consulting Web App */

:root {
    /* Techrise branding colors */
    --primary-navy: #1a237e;
    --primary-orange: #ff5722;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --medium-gray: #e0e0e0;
    --dark-gray: #424242;
    --text-color: #333333;
    --error-red: #d32f2f;
    --success-green: #388e3c;
    --success-green: #2ecc71;   /* Success color */
    --warning-yellow: #f1c40f;  /* Warning color */
    
    /* Typography */
    --heading-font: 'Montserrat', sans-serif;
    --body-font: 'Open Sans', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

main {
    padding-top: 90px; /* Account for fixed header */
    min-height: calc(100vh - 300px); /* Ensure footer stays at bottom */
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--primary-navy);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-orange);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-orange);
}

ul {
    list-style: none;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-family: var(--heading-font);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--primary-orange);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #e64a19;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--primary-navy);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #151b60;
    transform: translateY(-2px);
}

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: 90px;
    transition: all 0.3s ease;
}

.header.scrolled {
    height: 60px;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.header.scrolled .logo img {
    height: 40px;
    transition: height 0.3s ease;
}

.header.scrolled .nav-links a {
    padding: 0.4rem 0.8rem;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 55px;
    width: auto;
    transition: height 0.3s ease;
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--dark-gray);
    font-weight: 500;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-orange);
    background-color: var(--light-gray);
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(0, 0, 0, 0.05);
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    margin-left: 1rem;
}

.language-selector a {
    color: var(--dark-gray);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
}

.language-selector a.active {
    color: var(--primary-orange);
    background-color: rgba(255, 87, 34, 0.1);
}

.language-selector a:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

/* Hero Section */
.hero {
    background-color: var(--primary-navy);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(26, 35, 126, 0.95), rgba(255, 87, 34, 0.9));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* Services Section */
.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title h2 {
    position: relative;
    display: inline-block;
    padding-bottom: var(--spacing-sm);
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-orange);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.service-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-top: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    border-top: 4px solid var(--primary-orange);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(26, 35, 126, 0.03), rgba(255, 87, 34, 0.03));
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.service-card h3 {
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.service-card:hover h3 {
    color: var(--primary-orange);
}

.service-card p {
    position: relative;
    z-index: 1;
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-md);
}

/* Quiz Section */
.quiz-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.quiz-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform var(--transition-medium);
}

.quiz-card:hover {
    transform: translateY(-5px);
}

.quiz-card img {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-md);
}

/* Footer */
footer {
    background-color: var(--primary-navy);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-logo p {
    margin-top: var(--spacing-md);
    opacity: 0.9;
}

.footer-nav h3,
.footer-social h3,
.footer-contact h3 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-nav a {
    color: var(--white);
    opacity: 0.9;
    transition: opacity var(--transition-fast);
}

.footer-nav a:hover {
    opacity: 1;
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
}

.social-icons a {
    color: var(--white);
    font-size: 1.25rem;
    opacity: 0.9;
    transition: opacity var(--transition-fast);
}

.social-icons a:hover {
    opacity: 1;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        padding: var(--spacing-md);
        flex-direction: column;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-icons {
        justify-content: center;
    }
}

/* Leaderboard */
.leaderboard-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-xl);
}

.leaderboard-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
}

.leaderboard-table th,
.leaderboard-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--medium-gray);
}

.leaderboard-table th {
    background-color: var(--light-gray);
    font-weight: 600;
}

.leaderboard-table tr:nth-child(even) {
    background-color: var(--light-gray);
}

.leaderboard-table tr:hover {
    background-color: rgba(230, 126, 34, 0.1);
}

.rank {
    font-weight: 700;
    text-align: center;
}

.rank-1, .rank-2, .rank-3 {
    font-size: 1.2rem;
}

.rank-1 {
    color: gold;
}

.rank-2 {
    color: silver;
}

.rank-3 {
    color: #cd7f32; /* bronze */
}

.score {
    font-weight: 600;
    color: var(--primary-navy);
}

/* Contact Form */
.contact-form-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-xl);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

input,
textarea,
select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius-sm);
    font-family: var(--body-font);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-orange);
}

textarea {
    min-height: 150px;
    resize: vertical;
}

/* Results */
.results-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.results-header {
    margin-bottom: var(--spacing-lg);
}

.results-header i {
    font-size: 3rem;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-md);
}

.score-display {
    margin: var(--spacing-xl) 0;
}

.score-circle {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    border: 8px solid var(--primary-navy);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    background-color: var(--white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.score-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-navy);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.score-label {
    font-size: 1rem;
    color: var(--dark-gray);
}

#score-message {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin: var(--spacing-lg) 0;
}

.badges-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.badge {
    background-color: var(--light-gray);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    transition: transform var(--transition-fast);
}

.badge:hover {
    transform: translateY(-5px);
}

.badge-icon {
    font-size: 2rem;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-md);
}

.badge h4 {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.badge p {
    color: var(--dark-gray);
    font-size: 0.9rem;
    margin: 0;
}

.result-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.error-message {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--error-red);
}

.error-message i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.error-message p {
    margin-bottom: var(--spacing-lg);
}

/* Courses Section */
.courses-overview {
    padding: calc(var(--spacing-xl) * 2) 0 var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.course-card {
    background: var(--white);
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform var(--transition-medium);
}

.course-card:hover {
    transform: translateY(-5px);
}

.course-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.course-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.course-info {
    padding: var(--spacing-lg);
}

.course-info h2 {
    color: var(--primary-navy);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.course-highlights {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.course-highlights li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--dark-gray);
}

.course-highlights i {
    color: var(--primary-orange);
}

.course-info .btn {
    margin-top: var(--spacing-md);
    width: 100%;
}

@media (max-width: 768px) {
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .course-card {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        height: 0;
        flex-direction: column;
        background-color: var(--white);
        overflow: hidden;
        transition: height var(--transition-medium);
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
        z-index: 999;
        gap: 0;
    }
    
    .nav-links.active {
        height: auto;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-links a {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--medium-gray);
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .footer-content {
        gap: var(--spacing-lg);
    }
}

@media (max-width: 576px) {
    .header-content {
        padding: var(--spacing-sm) 0;
    }
    
    .logo img {
        height: 40px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .quiz-container,
    .leaderboard-container,
    .contact-form-container {
        padding: var(--spacing-md);
    }
    
    .badges-container {
        gap: var(--spacing-sm);
    }
    
    .badge {
        width: 100px;
    }
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    will-change: opacity, transform;
}

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

/* Staggered animations for multiple items */
.services-grid .service-card:nth-child(1) {
    transition-delay: 0.1s;
}

.services-grid .service-card:nth-child(2) {
    transition-delay: 0.2s;
}

.services-grid .service-card:nth-child(3) {
    transition-delay: 0.3s;
}

.services-grid .service-card:nth-child(4) {
    transition-delay: 0.4s;
}

/* Menu Toggle Button */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1000;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--primary-navy);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.menu-toggle span:first-child {
    top: 0;
}

.menu-toggle span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.menu-toggle span:last-child {
    bottom: 0;
}

.menu-toggle.active span:first-child {
    transform: translateY(11px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:last-child {
    transform: translateY(-11px) rotate(-45deg);
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 1rem;
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .services-grid,
    .quiz-categories {
        grid-template-columns: 1fr;
    }
}