/*
Theme Name: 인천누수탐지
Theme URI: https://incheon.forcing.co.kr
Author: Forcing
Author URI: https://forcing.co.kr
Description: 인천누수탐지 전용 테마 - 포트폴리오 그리드 레이아웃, 프로스티드 글래스 배경, 텍스트 스크램블 효과
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: incheon-nusu
Tags: portfolio, grid-layout, custom-colors, custom-menu, featured-images, responsive-layout
*/

:root {
    --primary-color: #3a7bd5;
    --primary-dark: #2d62b3;
    --primary-light: #5a9be5;
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #f8f9fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 25px rgba(58, 123, 213, 0.3);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Frosted Glass Effect */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 15px 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.site-title a {
    color: var(--text-color);
}

.site-title a:hover {
    color: var(--primary-color);
}

/* Icon Navigation */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 16px;
    color: var(--text-color);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 12px;
    transition: var(--transition);
}

.nav-menu a i {
    font-size: 1.25rem;
}

.nav-menu a:hover,
.nav-menu .current-menu-item a {
    background: var(--primary-color);
    color: var(--white);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
    padding: 8px;
}

/* Main Content */
main {
    margin-top: 80px;
    min-height: calc(100vh - 160px);
}

/* Hero Section */
.hero-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    text-align: center;
    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="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></svg>') repeat;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.hero-description {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Buttons - Shadow Hover Style */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(58, 123, 213, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: var(--white);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: var(--shadow);
}

.btn-secondary:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

/* Portfolio Grid Layout */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    padding: 60px 0;
}

/* Review Card Style */
.card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

.card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 24px;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.card-title a {
    color: var(--text-color);
}

.card-title a:hover {
    color: var(--primary-color);
}

.card-excerpt {
    color: var(--text-light);
    font-size: 0.9375rem;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--text-light);
}

.card-date {
    display: flex;
    align-items: center;
    gap: 6px;
}

.card-category a {
    background: var(--bg-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8125rem;
    color: var(--primary-color);
}

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

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Content Area */
.content-area {
    padding: 60px 0;
}

.entry-header {
    margin-bottom: 2rem;
}

.entry-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    color: var(--text-light);
    font-size: 0.9375rem;
}

.entry-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.entry-content {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.entry-content h2 {
    margin-top: 2.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.entry-content h3 {
    margin-top: 2rem;
}

.entry-content ul,
.entry-content ol {
    margin: 1rem 0 1rem 1.5rem;
}

.entry-content li {
    margin-bottom: 0.5rem;
}

.entry-content blockquote {
    margin: 2rem 0;
    padding: 1.5rem 2rem;
    background: var(--bg-color);
    border-left: 4px solid var(--primary-color);
    border-radius: 0 12px 12px 0;
}

/* Sidebar */
.sidebar {
    padding: 30px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.widget {
    margin-bottom: 2rem;
}

.widget:last-child {
    margin-bottom: 0;
}

.widget-title {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

/* Footer */
.site-footer {
    background: var(--text-color);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-widget h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

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

.footer-widget ul li {
    margin-bottom: 0.75rem;
}

.footer-widget a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-widget a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    font-size: 1rem;
    font-family: inherit;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    transition: var(--transition);
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(58, 123, 213, 0.1);
}

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

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 3rem;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 16px;
    border-radius: 12px;
    background: var(--white);
    color: var(--text-color);
    font-weight: 500;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.pagination a:hover,
.pagination .current {
    background: var(--primary-color);
    color: var(--white);
}

/* 404 Page */
.error-404 {
    text-align: center;
    padding: 100px 20px;
}

.error-404 h1 {
    font-size: 8rem;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 1rem;
}

.error-404 h2 {
    margin-bottom: 1rem;
}

.error-404 p {
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* Search Form */
.search-form {
    display: flex;
    gap: 10px;
}

.search-form .search-field {
    flex: 1;
}

.search-form .search-submit {
    padding: 14px 24px;
}

/* FAQ */
.faq-item {
    margin-bottom: 1rem;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-color);
}

.faq-question i {
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 0 24px 20px;
    color: var(--text-light);
}

.faq-item.active .faq-answer {
    display: block;
}

/* Text Scramble Effect */
.scramble-text {
    display: inline-block;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

/* Screen Reader Text */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

/* Responsive Design - Mobile First */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .main-navigation {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 20px;
        box-shadow: var(--shadow);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .main-navigation.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu {
        flex-direction: column;
        gap: 8px;
    }

    .nav-menu a {
        flex-direction: row;
        justify-content: flex-start;
        padding: 12px 16px;
    }

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

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

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

    .section {
        padding: 60px 0;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }

    .entry-title {
        font-size: 1.75rem;
    }

    .footer-widgets {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-section {
        padding: 60px 0;
    }

    .btn {
        padding: 12px 24px;
        width: 100%;
    }

    .card-content {
        padding: 16px;
    }
}

/* Print Styles */
@media print {
    .site-header,
    .site-footer,
    .sidebar {
        display: none;
    }

    main {
        margin-top: 0;
    }

    .entry-content {
        font-size: 12pt;
    }
}