/* Modern Professional TPRM Page Styles */
:root {
    --primary-color: #1a237e;
    --secondary-color: #3949ab;
    --accent-color: #5c6bc0;
    --text-color: #2c3e50;
    --light-text: #7f8c8d;
    --background-color: #f8f9fa;
    --card-background: #ffffff;
    --border-color: #e0e0e0;
    --success-color: #2ecc71;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* Base Styles */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.main-header {
    background-color: var(--card-background);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transform: translateY(0);
    transition: transform 0.3s ease;
}

.main-header.hidden {
    transform: translateY(-100%);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.logo-container:hover {
    transform: scale(1.05);
}

.logo {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: rotate(5deg);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
    transition: color 0.3s ease;
}

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

.tagline {
    font-size: 0.9rem;
    color: var(--light-text);
    margin: 0;
}

.main-nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8rem 0 4rem;
    text-align: center;
    margin-top: 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(26, 35, 126, 0.8), rgba(57, 73, 171, 0.8));
    animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 1s ease 0.2s;
}

/* Content Sections */
section {
    padding: 4rem 0;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

section.visible {
    opacity: 1;
    transform: translateY(0);
}

section h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    animation: widthGrow 1s ease forwards;
}

@keyframes widthGrow {
    from { width: 0; }
    to { width: 100px; }
}

/* Cards and Grids */
.grid {
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: var(--card-background);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
    transform: translateY(0);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

/* Statistics Section */
.statistics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    transition: transform 0.3s ease;
}

.stat-card:hover .stat-number {
    transform: scale(1.1);
}

/* Expert Quote */
.expert-quote {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    margin: 3rem 0;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.expert-quote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 5rem;
    color: rgba(26, 35, 126, 0.1);
    font-family: serif;
    line-height: 1;
}

.expert-quote blockquote {
    font-size: 1.25rem;
    font-style: italic;
    margin: 0 0 1rem 0;
    color: var(--text-color);
    position: relative;
    z-index: 1;
}

.expert-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.expert-name {
    font-weight: 600;
    color: var(--primary-color);
}

.expert-title {
    color: var(--light-text);
    font-size: 0.9rem;
}

/* Framework Steps */
.framework-steps {
    display: grid;
    gap: 2rem;
}

.step {
    display: flex;
    gap: 1.5rem;
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.step:hover::before {
    width: 8px;
}

.step-number {
    background: var(--primary-color);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.step:hover .step-number {
    transform: scale(1.1) rotate(5deg);
}

.step-content h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.step-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.step-content li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.step-content li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

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

.domain-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.domain-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.domain-card:hover::after {
    transform: scaleX(1);
}

.domain-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}

.domain-card:hover .domain-icon {
    transform: scale(1.2) rotate(5deg);
}

/* Best Practices */
.practices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.practice-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.practice-card h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Challenges */
.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.challenge-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.challenge-card h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Trends */
.trends-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.trend-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.trend-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Tools */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.tool-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.tool-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* FAIR Section */
.fair-content {
    max-width: 1200px;
    margin: 0 auto;
}

.fair-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.fair-card {
    background: var(--card-background);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.fair-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(26, 35, 126, 0.1), rgba(57, 73, 171, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.fair-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.fair-card:hover .fair-icon {
    transform: scale(1.2) rotate(5deg);
}

.implementation-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Footer */
.main-footer {
    background: var(--primary-color);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .main-nav ul {
        gap: 1rem;
    }

    .grid,
    .statistics-grid,
    .domains-grid,
    .practices-grid,
    .challenges-grid,
    .trends-grid,
    .tools-grid,
    .fair-grid {
        grid-template-columns: 1fr;
    }

    .step {
        flex-direction: column;
        align-items: flex-start;
    }

    .step-number {
        margin-bottom: 1rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideIn {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

[data-aos] {
    opacity: 0;
    transition-property: transform, opacity;
}

[data-aos].aos-animate {
    opacity: 1;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
    transform: scale(0.8);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

.back-to-top:hover {
    background: var(--secondary-color);
    transform: scale(1.1);
}