:root {
    /* Primary Colors - Passionate Red Theme */
    --color-navy: #8B0000;
    /* Deep Dark Red (replacing Navy for text/headers) */
    --color-primary-red: #C41E3A;
    /* Cardinal Red */
    --color-gold: #FFD700;
    /* Keeping Gold for accents */
    --color-gold-dark: #B22222;
    /* Firebrick (Dark Red accent) */
    --color-white: #ffffff;
    --color-light-gray: #fff5f5;
    /* Very light reddish gray */
    --color-text-main: #2c0b0e;
    /* Dark reddish brown for text */
    --color-text-light: #888888;

    /* Gradients */
    --gradient-gold: linear-gradient(135deg, #FF4500 0%, #C41E3A 100%);
    /* Orange-Red to Red */
    --gradient-navy: linear-gradient(to bottom, #8B0000, #500000);
    /* Dark Red Gradient */

    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-accent: 'Cinzel', serif;
    /* For English headings if needed */

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    /* Shadows */
    --shadow-soft: 0 4px 6px rgba(139, 0, 0, 0.1);
    --shadow-strong: 0 10px 20px rgba(139, 0, 0, 0.2);
}

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

body {
    font-family: var(--font-primary);
    color: var(--color-text-main);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Typography Utilities */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-navy);
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--gradient-gold);
    margin: var(--spacing-sm) auto 0;
}

.text-gold {
    color: var(--color-gold-dark);
}

.text-navy {
    color: var(--color-navy);
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.grid-cols-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

/* Header */
.header {
    background-color: var(--color-white);
    /* Solid white to match logo */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-soft);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo img {
    height: 50px;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: 0.05em;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-weight: 500;
    color: var(--color-navy);
    position: relative;
    text-transform: uppercase;
    /* Uniform english look */
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary-red);
    transition: width 0.3s;
}

.nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(10, 25, 47, 0.5), rgba(10, 25, 47, 0.7)), url('../images/hero_lighthouse_night.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--color-white);
    padding-top: 80px;
    /* Offset for fixed header */
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    text-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0) translateX(-50%);
    }

    40% {
        transform: translateY(-10px) translateX(-50%);
    }

    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

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

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-navy);
}

.about-text p {
    margin-bottom: var(--spacing-sm);
    text-align: justify;
}

/* Recruitment Teaser */
.recruit-teaser {
    background-color: var(--color-light-gray);
    position: relative;
    overflow: hidden;
}

.recruit-card {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    box-shadow: var(--shadow-strong);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.cta-button {
    display: inline-block;
    background: var(--color-navy);
    color: var(--color-white);
    padding: 1rem 3rem;
    border-radius: 4px;
    font-size: 1.2rem;
    font-weight: 700;
    margin-top: var(--spacing-md);
    letter-spacing: 0.1em;
}

.cta-button:hover {
    background: var(--color-gold-dark);
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo img {
    height: 40px;
    margin-bottom: var(--spacing-sm);
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a:hover {
    color: var(--color-gold);
}

.copyright {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        padding: 0 var(--spacing-sm);
    }

    .nav-menu {
        display: none;
        /* Implement mobile menu later */
    }

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

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

    .section-title {
        font-size: 1.8rem;
    }
}