/*
Theme Name: Stylish Mono LP
Theme URI: https://example.com
Author: Your Name
Author URI: https://example.com
Description: A stylish monochrome landing page theme with hero, about, and contact sections
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: stylish-mono-lp
*/

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans JP', sans-serif;
    color: #1a1a1a;
    background: #ffffff;
    line-height: 1.8;
    font-size: 16px;
}

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

a:hover {
    opacity: 0.7;
}

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

/* Header & Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 20px 0;
    border-bottom: 1px solid #e0e0e0;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

.main-nav a {
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 500;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></svg>');
    background-size: 50px 50px;
    opacity: 0.3;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    padding: 0 40px;
}

.hero-title {
    font-size: clamp(20px, 4vw, 48px);
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 30px;
    letter-spacing: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 24px);
    font-weight: 300;
    letter-spacing: 4px;
    opacity: 0.9;
}

.hero-cta {
    margin-top: 50px;
}

.cta-button {
    display: inline-block;
    padding: 18px 50px;
    border: 2px solid #ffffff;
    background: transparent;
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: #ffffff;
    color: #1a1a1a;
    opacity: 1;
}

/* About Section */
.about-section {
    padding: 120px 0;
    background: #ffffff;
}

.section-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 40px;
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 80px;
    text-align: center;
    letter-spacing: 2px;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: #1a1a1a;
}

.company-info {
    background: #ffffff;
    padding: 60px;
    border-left: none;
}

.info-table {
    width: 100%;
}

.info-row {
    display: flex;
    padding: 20px 0;
    border-bottom: 1px solid #f0f0f0;
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    width: 200px;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 1px;
    flex-shrink: 0;
}

.info-value {
    flex: 1;
    font-size: 15px;
    line-height: 1.8;
}

.info-value ul {
    list-style: none;
}

.info-value li {
    padding: 5px 0;
}

.info-value li::before {
    content: '';
    margin-right: 0;
}

/* Contact Section */
.contact-section {
    padding: 120px 0;
    background: #f5f5f5;
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background: #ffffff;
    padding: 60px;
    border: 1px solid #e0e0e0;
}

.form-group {
    margin-bottom: 30px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.required {
    color: #d32f2f;
    margin-left: 5px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #d0d0d0;
    background: #fafafa;
    font-size: 15px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #1a1a1a;
    background: #ffffff;
}

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

.form-submit {
    width: 100%;
    padding: 18px;
    background: #1a1a1a;
    color: #ffffff;
    border: none;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-submit:hover {
    background: #2d2d2d;
}

/* Footer */
.site-footer {
    background: #1a1a1a;
    color: #ffffff;
    padding: 40px 0;
    text-align: center;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.copyright {
    font-size: 12px;
    letter-spacing: 1px;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        padding: 0 20px;
    }
    
    .main-nav ul {
        gap: 20px;
    }
    
    .main-nav a {
        font-size: 12px;
    }
    
    .hero-content {
        padding: 0 20px;
    }
    
    .section-container {
        padding: 0 20px;
    }
    
    .about-section,
    .contact-section {
        padding: 80px 0;
    }
    
    .company-info {
        padding: 40px 20px;
    }
    
    .info-row {
        flex-direction: row;
        gap: 15px;
        padding: 15px 0;
    }
    
    .info-label {
        width: 100px;
        font-size: 13px;
        flex-shrink: 0;
    }
    
    .info-value {
        font-size: 13px;
        word-break: break-all;
    }
    
    .contact-form {
        padding: 40px 20px;
    }
}

@media (max-width: 480px) {
    .site-logo {
        font-size: 20px;
    }
    
    .main-nav ul {
        gap: 15px;
    }
    
    .main-nav a {
        font-size: 11px;
    }
    
    .company-info {
        padding: 30px 15px;
    }
    
    .info-row {
        gap: 10px;
        padding: 12px 0;
    }
    
    .info-label {
        width: 85px;
        font-size: 12px;
    }
    
    .info-value {
        font-size: 12px;
    }
    
    .contact-form {
        padding: 30px 15px;
    }
}