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

:root {
    --primary-purple: #6B46C1;
    --dark-purple: #553C9A;
    --light-purple: #8B5CF6;
    --lighter-purple: #A78BFA;
    --white: #FFFFFF;
    --light-gray: #F9FAFB;
    --gray: #6B7280;
    --dark-gray: #1F2937;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(107, 70, 193, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    color: var(--primary-purple);
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--primary-purple);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-purple);
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--dark-purple) 100%);
    color: var(--white);
    padding: 150px 0 100px;
    text-align: center;
    margin-top: 70px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
}

.hero-tagline {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.4s;
    animation-fill-mode: both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s;
    animation-fill-mode: both;
}

/* Buttons */
.btn {
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--light-gray);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

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

/* Section Styles */
section {
    padding: 80px 0;
}

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

.section-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-purple);
    text-align: center;
    margin-bottom: 2rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--gray);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    line-height: 1.8;
}

/* About Section */
.about {
    background: var(--white);
}

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

.vision-item {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--light-purple) 0%, var(--primary-purple) 100%);
    border-radius: 15px;
    color: var(--white);
    transition: transform 0.3s;
}

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

.vision-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.vision-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
}

/* Problem Section */
.problem {
    background: var(--light-gray);
}

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

.problem-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(107, 70, 193, 0.1);
    border-left: 4px solid var(--primary-purple);
}

.problem-card h3 {
    color: var(--primary-purple);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.problem-card ul {
    list-style: none;
    padding-left: 0;
}

.problem-card li {
    padding: 0.5rem 0;
    color: var(--gray);
    position: relative;
    padding-left: 1.5rem;
}

.problem-card li:before {
    content: "⚠️";
    position: absolute;
    left: 0;
}

/* Market Section */
.market {
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--dark-purple) 100%);
    color: var(--white);
}

.market .section-title {
    color: var(--white);
}

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

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.stat-card p {
    opacity: 0.9;
    font-size: 0.95rem;
}

/* Solution Section */
.solution {
    background: var(--white);
}

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

.feature-card {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-purple);
    box-shadow: 0 10px 25px rgba(107, 70, 193, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--primary-purple);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--gray);
}

/* Technology Section */
.technology {
    background: var(--light-gray);
}

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

.tech-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(107, 70, 193, 0.1);
    transition: transform 0.3s;
}

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

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tech-card h3 {
    color: var(--primary-purple);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.tech-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Comparison Section */
.comparison {
    background: var(--white);
}

.comparison-table {
    overflow-x: auto;
    margin-top: 3rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(107, 70, 193, 0.1);
}

thead {
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--dark-purple) 100%);
    color: var(--white);
}

th, td {
    padding: 1.2rem;
    text-align: left;
}

th {
    font-weight: 600;
}

tbody tr {
    border-bottom: 1px solid var(--light-gray);
}

tbody tr:last-child {
    border-bottom: none;
}

tbody tr:nth-child(even) {
    background: var(--light-gray);
}

tbody td:last-child {
    text-align: center;
    font-size: 1.5rem;
}

/* Compliance Section */
.compliance {
    background: var(--light-gray);
}

.compliance-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.compliance-list h3,
.compliance-extra h3 {
    color: var(--primary-purple);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.compliance-list ul {
    list-style: none;
    padding-left: 0;
}

.compliance-list li {
    padding: 0.7rem 0;
    color: var(--gray);
    position: relative;
    padding-left: 2rem;
}

.compliance-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
    font-size: 1.2rem;
}

.compliance-extra {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(107, 70, 193, 0.1);
}

.compliance-extra p {
    color: var(--gray);
    line-height: 1.8;
}

/* Book Section */
.book {
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--dark-purple) 100%);
    color: var(--white);
}

.book .section-title,
.book .section-description {
    color: var(--white);
}

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

.book-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.book-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.book-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.email-link {
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 600;
    text-decoration: none;
    display: block;
    margin: 1rem 0;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    transition: all 0.3s;
}

.email-link:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.book-note {
    margin-top: 1rem;
    opacity: 0.9;
    font-size: 0.95rem;
}

.app-download {
    margin-top: 1rem;
}

/* Footer */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand h2 {
    color: var(--light-purple);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.footer-tagline {
    margin-top: 1rem;
    opacity: 0.8;
    font-style: italic;
}

.footer-links h3,
.footer-contact h3 {
    margin-bottom: 1rem;
    color: var(--light-purple);
}

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

.footer-links a,
.footer-contact a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-links a:hover,
.footer-contact a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .vision-grid,
    .problem-grid,
    .features-grid,
    .tech-grid {
        grid-template-columns: 1fr;
    }

    .compliance-content {
        grid-template-columns: 1fr;
    }

    table {
        font-size: 0.9rem;
    }

    th, td {
        padding: 0.8rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 60px;
    }

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

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
}