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

:root {
    --primary-blue: #0066cc;
    --dark-blue: #003366;
    --light-blue: #4da6ff;
    --ocean-blue: #006994;
    --text-dark: #333;
    --text-light: #666;
    --background: #f8f9fa;
    --white: #ffffff;
    --accent: #00a8cc;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
}

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

/* Navigation */
.navbar {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--ocean-blue) 100%);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--white);
}

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

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

.nav-links a:hover {
    color: var(--light-blue);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.9) 0%, rgba(0, 105, 148, 0.9) 100%),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%23003366" width="1200" height="600"/><path fill="%23004080" d="M0 300 Q 300 250 600 300 T 1200 300 V600 H0 Z"/></svg>');
    background-size: cover;
    background-position: center;
    color: var(--white);
    text-align: center;
    padding: 120px 20px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.subtitle {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--light-blue);
}

.tagline {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent);
    color: var(--white);
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 168, 204, 0.3);
}

.cta-button:hover {
    background-color: var(--light-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 168, 204, 0.4);
}

/* Section Styles */
section {
    padding: 80px 20px;
}

section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--dark-blue);
}

section h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--ocean-blue);
}

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

.problem-text .intro {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--dark-blue);
}

.problem-text ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 2rem;
}

.problem-text ul li {
    padding: 10px 0 10px 30px;
    position: relative;
    font-size: 1.1rem;
}

.problem-text ul li:before {
    content: "▪";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.5rem;
}

.challenge {
    font-size: 1.2rem;
    margin: 1.5rem 0;
    padding: 15px;
    background: var(--background);
    border-left: 4px solid var(--ocean-blue);
}

.solution-preview {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent);
    margin-top: 2rem;
    padding: 20px;
    background: linear-gradient(135deg, rgba(0, 168, 204, 0.1) 0%, rgba(77, 166, 255, 0.1) 100%);
    border-radius: 10px;
}

/* Solution Section */
.solution {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.05) 0%, rgba(0, 105, 148, 0.05) 100%);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 3rem;
}

.solution-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.solution-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.solution-item h3 {
    color: var(--ocean-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

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

.solution-item ul li {
    padding: 8px 0 8px 25px;
    position: relative;
}

.solution-item ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.critical-ip {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-left: 5px solid var(--accent);
}

.critical-ip h3 {
    color: var(--dark-blue);
    margin-bottom: 1rem;
}

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

.critical-ip ul li {
    padding: 10px 0 10px 30px;
    position: relative;
    font-size: 1.1rem;
}

.critical-ip ul li:before {
    content: "★";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.3rem;
}

/* Platform Section */
.platform {
    background: var(--white);
}

.platform-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 3rem;
}

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

.specs ul li {
    padding: 12px 0;
    border-bottom: 1px solid var(--background);
    font-size: 1.05rem;
}

.specs ul li strong {
    color: var(--ocean-blue);
    display: inline-block;
    min-width: 130px;
}

.equipment-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.equipment-table th,
.equipment-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--background);
}

.equipment-table th {
    background: var(--ocean-blue);
    color: var(--white);
    font-weight: 600;
}

.equipment-table tr:hover {
    background: rgba(0, 168, 204, 0.05);
}

.equipment-table .total {
    background: var(--background);
    font-weight: bold;
}

.why-catamaran {
    margin-top: 3rem;
    padding: 30px;
    background: linear-gradient(135deg, rgba(0, 168, 204, 0.1) 0%, rgba(77, 166, 255, 0.1) 100%);
    border-radius: 10px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 2rem;
}

.advantage {
    background: var(--white);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.advantage h4 {
    color: var(--ocean-blue);
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
}

/* Use Cases Section */
.use-cases {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.05) 0%, rgba(0, 105, 148, 0.05) 100%);
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.use-case {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.use-case:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.use-case h3 {
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

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

.use-case ul li {
    padding: 8px 0 8px 25px;
    position: relative;
}

.use-case ul li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* Competitive Advantage Section */
.advantage {
    background: var(--white);
}

.advantage-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.advantage-item {
    padding: 30px;
    background: linear-gradient(135deg, rgba(0, 168, 204, 0.1) 0%, rgba(77, 166, 255, 0.1) 100%);
    border-radius: 10px;
    border-left: 5px solid var(--accent);
    transition: transform 0.3s;
}

.advantage-item:hover {
    transform: translateX(5px);
}

.advantage-item h3 {
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Autonomy Section */
.autonomy {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.05) 0%, rgba(0, 105, 148, 0.05) 100%);
}

.autonomy .intro {
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.autonomy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.autonomy-feature {
    background: var(--white);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
    font-weight: 500;
    transition: all 0.3s;
}

.autonomy-feature:hover {
    background: var(--accent);
    color: var(--white);
    transform: scale(1.05);
}

/* Market Section */
.market {
    background: var(--white);
}

.market-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.market-column {
    padding: 30px;
    background: var(--background);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.market-column h3 {
    color: var(--dark-blue);
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.market-size {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--accent);
    margin-bottom: 1.5rem;
    text-align: center;
}

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

.market-column ul li {
    padding: 10px 0 10px 25px;
    position: relative;
    font-size: 1.05rem;
}

.market-column ul li:before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 1.3rem;
}

/* Roadmap Section */
.roadmap {
    background: linear-gradient(135deg, rgba(0, 51, 102, 0.05) 0%, rgba(0, 105, 148, 0.05) 100%);
}

.timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.timeline-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: transform 0.3s;
}

.timeline-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
}

.timeline-date {
    background: var(--accent);
    color: var(--white);
    display: inline-block;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: bold;
    margin-bottom: 1rem;
}

.timeline-item h3 {
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.milestone {
    margin-top: 1rem;
    padding: 10px;
    background: rgba(0, 168, 204, 0.1);
    border-left: 3px solid var(--accent);
    font-weight: 500;
}

/* Team Section */
.team {
    background: var(--white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.team-member {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, rgba(0, 168, 204, 0.1) 0%, rgba(77, 166, 255, 0.1) 100%);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.team-member:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.team-member h3 {
    color: var(--dark-blue);
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.role {
    color: var(--accent);
    font-weight: bold;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.experience {
    color: var(--text-light);
    font-size: 1rem;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--ocean-blue) 100%);
    color: var(--white);
}

.contact h2 {
    color: var(--white);
}

.contact-info {
    text-align: center;
    font-size: 1.1rem;
}

.contact-info p {
    margin: 10px 0;
}

.company-name {
    font-size: 1.8rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
}

.email, .website {
    margin-top: 1.5rem;
    font-size: 1.3rem;
}

.email a, .website a {
    color: var(--light-blue);
    text-decoration: none;
    transition: color 0.3s;
}

.email a:hover, .website a:hover {
    color: var(--white);
}

/* Footer */
footer {
    background: var(--dark-blue);
    color: var(--white);
    text-align: center;
    padding: 30px 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.4rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    section h2 {
        font-size: 2rem;
    }

    .platform-content,
    .market-content {
        grid-template-columns: 1fr;
    }

    .timeline {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1.2rem;
    }

    section {
        padding: 50px 20px;
    }

    section h2 {
        font-size: 1.8rem;
    }
}