/* ===========================
   부광솔라 통합 스타일시트
   =========================== */

:root {
    --primary: #2d8c4e;
    --primary-dark: #1e5e34;
    --primary-light: #e8f5ee;
    --accent: #f39c12;
    --secondary: #1a2744;
    --white: #ffffff;
    --bg: #f8fafc;
    --text: #2d3436;
    --text-sub: #636e72;
    --border: #e2e8f0;
    --shadow: 0 10px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
    --radius: 16px;
    --transition: all 0.3s ease;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Noto Sans KR', 'Malgun Gothic', sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    /* ── GTE(Google Translate Element) 인페이지 번역 방식 v6.0 ──
       GTE 가 번역 활성화 시 body 에 top:-40px 를 주입할 수 있음.
       top:0 !important 를 제거하여 GTE 가 정상 동작하도록 유지.
       대신 아래 #goog-gt-VIpgNf-i1, .skiptranslate 규칙으로
       GTE 툴바 배너만 완전히 숨겨 레이아웃 틀어짐 방지. */
    overflow-x: hidden;
}

/* ── Google Translate Element (GTE) 인페이지 번역 — UI 요소 전부 숨김 ──
   크롬 번역과 동일한 translate.googleapis.com 엔진을 사용하되
   사용자에게 보이는 모든 위젯/배너/툴팁을 투명하게 처리.
   GTE 는 번역 적용 시 body.top 을 조작하므로 top 은 강제 고정하지 않는다.
──────────────────────────────────────────────────────────────────────── */

/* GTE 상단 배너 프레임 숨김 */
.goog-te-banner-frame.skiptranslate {
    display: none !important;
}
/* GTE 가 body 에 추가하는 top 보정값 상쇄 */
body {
    top: 0 !important;
}
/* 숨겨진 GTE 컨테이너 div */
#google_translate_element {
    position: absolute !important;
    top: -9999px !important;
    left: -9999px !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    visibility: hidden !important;
    pointer-events: none !important;
}
/* GTE 툴팁·하이라이트·말풍선 */
.goog-te-balloon-frame, .goog-te-balloon-body,
#goog-gt-tt, .goog-tooltip, .goog-text-highlight,
body > .skiptranslate,
.goog-te-gadget-icon, .goog-te-gadget,
.VIpgJd-ZVi9od-aZ2wEe-wOHMyf { /* GTE 내부 클래스 */
    display: none !important;
    visibility: hidden !important;
}

/* ===== HEADER ===== */
#main-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.header-inner {
    max-width: 1400px; margin: 0 auto;
    display: flex; align-items: center;
    padding: 0 5%;
    height: 72px; gap: 30px;
}

.logo { height: 52px; width: auto; object-fit: contain; }
.logo-text { font-size: 1.4rem; font-weight: 800; color: var(--primary); }
.logo-wrap { text-decoration: none; }

.main-nav {
    display: flex; gap: 5px; margin-left: auto;
}

.main-nav a {
    text-decoration: none; color: var(--text);
    font-weight: 600; font-size: 0.9rem;
    padding: 8px 14px; border-radius: 8px;
    transition: var(--transition);
}

.main-nav a:hover { color: var(--primary); background: var(--primary-light); }

.header-tools {
    display: flex; align-items: center; gap: 12px;
}

/* 도메인 기반 자동 언어 인디케이터 (Google Translate 대체) */
.lang-indicator {
    display: flex; align-items: center; gap: 6px;
    padding: 7px 14px; border-radius: 10px;
    border: 1px solid var(--border); background: var(--bg);
    color: var(--secondary); font-size: 0.8rem; font-weight: 700;
    letter-spacing: 0.5px; cursor: default;
}
.lang-indicator i { color: var(--primary); font-size: 0.85rem; }

.menu-toggle {
    display: none; background: none; border: none;
    font-size: 1.3rem; color: var(--text); cursor: pointer;
    padding: 8px;
}

.mobile-nav {
    display: none; flex-direction: column;
    background: var(--white); border-top: 1px solid var(--border);
    padding: 10px 5%;
}

.mobile-nav a {
    text-decoration: none; color: var(--text);
    font-weight: 600; padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.mobile-nav.open { display: flex; }

/* ===== HERO ===== */
/* #hero → 하단 단일 정의 참조 */

.hero-bg {
    position: absolute; inset: 0;
    overflow: hidden;
}

/* 켄번즈 효과: 정지 이미지를 천천히 확대·이동시켜 영상처럼 보이게 함
   background-position: top center → 상부 태양광 패널이 항상 보이도록 */
/* .hero-kenburns → 하단 단일 정의 참조 */

/* @keyframes kenburns → 하단 단일 정의 참조 */

.hero-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(
        180deg,
        rgba(0,0,0,0.18) 0%,
        rgba(0,0,0,0.25) 40%,
        rgba(10,37,24,0.80) 100%
    );
}

.hero-content {
    position: relative; z-index: 1;
    text-align: center; color: var(--white);
    padding: 60px 5%; max-width: 900px;
}

.hero-content-minimal { padding: 40px 5%; }

.hero-single-line {
    font-size: clamp(1.5rem, 3.2vw, 2.3rem);
    font-weight: 800; line-height: 1.55;
    margin-bottom: 40px;
    text-shadow: 0 3px 18px rgba(0,0,0,0.45);
    letter-spacing: -0.3px;
}

.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(10px);
    padding: 8px 20px; border-radius: 50px;
    font-size: 0.9rem; font-weight: 600;
    margin-bottom: 30px;
}

.hero-content h1 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 900; line-height: 1.25;
    margin-bottom: 25px;
    letter-spacing: -1px;
}

.hero-content h1 strong { color: #7fde98; }

.hero-content p {
    font-size: 1.15rem; opacity: 0.85;
    margin-bottom: 40px; line-height: 1.8;
}

.hero-actions {
    display: flex; gap: 15px; justify-content: center;
    flex-wrap: wrap; margin-bottom: 20px;
}

.btn-primary, .btn-outline {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 15px 32px; border-radius: 50px;
    font-weight: 700; font-size: 1rem;
    text-decoration: none; transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background: var(--white); color: var(--primary);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 35px rgba(0,0,0,0.3); }

.btn-outline {
    background: rgba(255,255,255,0.1);
    border: 2px solid rgba(255,255,255,0.5);
    color: var(--white);
    backdrop-filter: blur(10px);
}
.btn-outline:hover { background: rgba(255,255,255,0.2); transform: translateY(-3px); }

.hero-stats {
    display: flex; align-items: center; justify-content: center; gap: 30px;
}

.stat { text-align: center; }
.stat strong { display: block; font-size: 2.2rem; font-weight: 900; color: #7fde98; }
.stat span { font-size: 0.85rem; opacity: 0.75; }
.stat-div { width: 1px; height: 40px; background: rgba(255,255,255,0.2); }

.hero-scroll {
    position: absolute; bottom: 30px; left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.5); font-size: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* ===== SECTIONS ===== */
section { padding: 100px 0; }
section:nth-child(even) { background: var(--bg); }

#about { background: var(--white); }
#revenue-section { background: linear-gradient(180deg, #f0f9f4 0%, #e8f5ee 100%); min-height: 100vh; }
#site3d-section { background: linear-gradient(180deg, #eef6ff 0%, #e3f0ff 100%); min-height: 100vh; }
#tech { background: var(--bg); }
#contact { background: linear-gradient(180deg, #1a2744 0%, #0d1b2a 100%); color: var(--white); min-height: 100vh; }

.section-inner { max-width: 1300px; margin: 0 auto; padding: 0 5%; }

.section-header { text-align: center; margin-bottom: 60px; }

.section-tag {
    display: inline-block;
    background: var(--primary-light); color: var(--primary);
    font-weight: 700; font-size: 0.8rem; letter-spacing: 1px;
    padding: 6px 16px; border-radius: 50px;
    margin-bottom: 15px; text-transform: uppercase;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 900; color: var(--secondary);
    line-height: 1.3; margin-bottom: 15px;
    letter-spacing: -0.5px;
}

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

.section-header p {
    font-size: 1.05rem; color: var(--text-sub);
    max-width: 700px; margin: 0 auto;
}

#contact .section-header p { color: rgba(255,255,255,0.7); }

/* ===== ABOUT CARDS ===== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

/* 회사소개 2열 고정 레이아웃 */
.cards-grid--2col {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 640px) {
    .cards-grid--2col {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    background: var(--white); border-radius: var(--radius);
    padding: 40px 30px; text-align: center;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative; overflow: hidden;
}

.feature-card::before {
    content: ''; position: absolute;
    top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--primary), #7fde98);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 72px; height: 72px; border-radius: 20px;
    background: var(--primary-light); display: flex;
    align-items: center; justify-content: center;
    margin: 0 auto 20px; font-size: 1.8rem;
    color: var(--primary);
}

.feature-card h3 { font-size: 1.2rem; color: var(--secondary); margin-bottom: 12px; font-weight: 700; }
.feature-card p { color: var(--text-sub); font-size: 0.9rem; }

/* ===== 스위치뷰 패널 (5개 독립 화면) ===== */
.view-panel { display: none; padding-top: 72px; }
.view-panel#view-home { padding-top: 0; } /* hero가 자체적으로 헤더 높이를 보정함 */
.view-panel.active { display: block; animation: viewFadeIn 0.35s ease; }

@keyframes viewFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

#mainNav a.active, .mobile-nav a.active {
    color: var(--primary);
    background: var(--primary-light);
}

/* ===== 퀵 네비게이션 카드 (홈 화면) ===== */
.quick-nav-section { background: var(--bg); padding: 90px 0; }

.quicknav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.quicknav-card {
    background: var(--white); border-radius: var(--radius);
    padding: 36px 28px; text-align: center; cursor: pointer;
    border: 1px solid var(--border); box-shadow: var(--shadow);
    transition: var(--transition);
}

.quicknav-card:hover {
    transform: translateY(-8px); border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.qn-icon {
    width: 64px; height: 64px; border-radius: 18px;
    background: var(--primary-light); display: flex;
    align-items: center; justify-content: center;
    margin: 0 auto 16px; font-size: 1.6rem; color: var(--primary);
}

.quicknav-card h3 { font-size: 1.0rem; color: var(--secondary); margin-bottom: 10px; font-weight: 700; line-height: 1.45; }
.quicknav-card p { font-size: 0.85rem; color: var(--text-sub); }
.quicknav-card p i { color: var(--primary); margin-right: 4px; }
.yolo-card { text-align: left; }
.yolo-card .qn-icon { margin: 0 0 16px; }

/* ===== 통합 분석 박스 (수익분석/입지분석 공용 컨테이너) ===== */
.analysis-box {
    background: var(--white); border-radius: 24px;
    padding: 50px; box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

/* ===== 주소 검색 카드 ===== */
.address-card { margin-bottom: 25px; background: var(--white); box-shadow: var(--shadow); }

/* 통화 선택 토글 */
.currency-card { margin-bottom: 25px; background: var(--white); box-shadow: var(--shadow); }

.currency-toggle-group {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 10px; margin-bottom: 10px;
}

.currency-btn {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px; border-radius: 12px;
    border: 2px solid var(--border); background: var(--bg);
    color: var(--text-sub); font-weight: 700; font-size: 0.92rem;
    cursor: pointer; transition: var(--transition);
}

.currency-btn .currency-symbol { font-size: 1.1rem; font-weight: 900; }

.currency-btn:hover { border-color: var(--primary); color: var(--primary); }

.currency-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: var(--primary); color: var(--white);
}

.currency-hint {
    font-size: 0.78rem; color: var(--text-sub); line-height: 1.6;
}

.cur-unit { font-weight: 400; opacity: 0.85; }


.addr-row { display: flex; gap: 12px; margin-bottom: 14px; }

.addr-row input {
    flex: 1; padding: 14px 16px;
    border: 2px solid var(--border); border-radius: 12px;
    font-size: 0.95rem; background: var(--bg); font-family: inherit;
    transition: var(--transition);
}

.addr-row input:focus { border-color: var(--primary); outline: none; background: var(--white); }

.btn-geocode {
    padding: 14px 26px; border: none; border-radius: 12px;
    background: linear-gradient(135deg, var(--secondary), #2c3e5c);
    color: var(--white); font-weight: 700; font-size: 0.92rem;
    cursor: pointer; white-space: nowrap; transition: var(--transition);
    display: flex; align-items: center; gap: 8px;
}

.btn-geocode:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(26,39,68,0.3); }

.geo-result {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 14px 16px; background: var(--bg);
    border-radius: 10px; font-size: 0.86rem; color: var(--text-sub);
    line-height: 1.6;
}

.geo-result i { margin-top: 2px; color: var(--primary); flex-shrink: 0; }

/* ===== 좌표 직접 입력 (주소 검색 대체 수단) ===== */
.coord-divider {
    display: flex; align-items: center; gap: 12px;
    margin: 16px 0 14px; font-size: 0.78rem; color: var(--text-sub); opacity: 0.85;
}
.coord-divider::before, .coord-divider::after {
    content: ''; flex: 1; height: 1px; background: var(--border);
}

.coord-row { display: flex; gap: 12px; margin-bottom: 4px; flex-wrap: wrap; }

.coord-row input {
    flex: 1; min-width: 160px; padding: 14px 16px;
    border: 2px solid var(--border); border-radius: 12px;
    font-size: 0.95rem; background: var(--bg); font-family: inherit;
    transition: var(--transition);
}

.coord-row input:focus { border-color: var(--primary); outline: none; background: var(--white); }

.site-input-grid {
    display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 14px;
    align-items: flex-end;
}

.site-input-grid .input-group { flex: 1; min-width: 220px; margin-bottom: 0; }

/* ===== NASA 상태 배너 ===== */
.nasa-status {
    display: flex; align-items: center; gap: 10px;
    padding: 14px 18px; background: #fef9e7;
    border: 1px dashed #f0c93b; border-radius: 12px;
    font-size: 0.85rem; color: #92700a; margin-bottom: 22px;
}

.nasa-status.nasa-active {
    background: var(--primary-light); border-color: var(--primary);
    color: var(--primary-dark);
}

/* ===== PV/BESS 자기자본 서브그룹 ===== */
.pi-sub {
    background: var(--white); border: 1px dashed var(--border);
    border-radius: 10px; padding: 12px; margin-top: 8px;
}

/* ===== 3D 입지분석 ===== */
.site3d-info {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px; margin-bottom: 20px;
}

.site3d-wrap {
    display: grid; grid-template-columns: 2fr 1fr; gap: 20px;
}

/* ── 3D 입지분석 메인 컨테이너 ── */
.site3d-map-container {
    position: relative;
    height: 500px;
    border-radius: 16px; overflow: hidden;
    border: 1px solid var(--border);
    background: #1a2030;
}

/* Three.js 3D 메인 뷰 */
#site3d-canvas {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    border-radius: 16px; overflow: hidden;
    background: #87CEEB;
    z-index: 1;
}

#site3d-canvas canvas {
    display: block; width: 100% !important; height: 100% !important;
}

/* ── Leaflet 2D 토포: 3D 하단 독립 섹션 ── */
/* leaflet-standalone-wrap 및 헤더는 모달로 대체됨 */

.site3d-controls {
    background: var(--bg); border-radius: 16px;
    padding: 22px; border: 1px solid var(--border);
}

.site3d-controls label {
    font-weight: 700; font-size: 0.9rem; color: var(--secondary);
    display: block; margin-bottom: 10px;
}

.site3d-controls input[type="range"] {
    width: 100%; margin-bottom: 18px;
    accent-color: var(--primary);
}

.site3d-hint {
    font-size: 0.82rem; color: var(--text-sub); line-height: 1.7;
}

/* 축적(스케일) 선택 버튼 그룹 */
.scale-preset-group {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 6px; margin-bottom: 8px;
}

.scale-btn {
    padding: 9px 4px; border-radius: 8px;
    border: 1.5px solid var(--border); background: var(--white);
    color: var(--text-sub); font-size: 0.78rem; font-weight: 700;
    cursor: pointer; transition: var(--transition);
}

.scale-btn:hover { border-color: var(--primary); color: var(--primary); }

.scale-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: var(--primary); color: var(--white);
}

.scale-hint {
    font-size: 0.78rem; color: var(--primary-dark);
    background: var(--primary-light); padding: 6px 10px;
    border-radius: 8px; margin-bottom: 10px; text-align: center;
    font-weight: 600;
}

/* 확대/축소 버튼 그룹 */
.zoom-btn-group {
    display: flex; gap: 6px; margin-bottom: 16px;
}

.zoom-btn {
    flex: 1; padding: 9px 4px; border-radius: 8px;
    border: 1.5px solid var(--border); background: var(--white);
    color: var(--text-sub); font-size: 0.88rem;
    cursor: pointer; transition: var(--transition);
    display: flex; align-items: center; justify-content: center;
}

.zoom-btn:hover {
    border-color: var(--primary); color: var(--primary);
    background: var(--primary-light);
}

.zoom-btn:active { transform: scale(0.93); }

/* 패널 설치 위치 토글 (토지 위 / 건물 위) */
.install-toggle-group {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 8px; margin-bottom: 8px;
}

.install-btn {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 6px; border-radius: 10px;
    border: 1.5px solid var(--border); background: var(--white);
    color: var(--text-sub); font-size: 0.8rem; font-weight: 700;
    cursor: pointer; transition: var(--transition);
}

.install-btn i { font-size: 1rem; }

.install-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: var(--primary); color: var(--white);
}

.install-hint {
    font-size: 0.76rem; color: var(--text-sub); line-height: 1.6;
    margin-bottom: 16px;
}

/* 클릭으로 패널 배치 모드 */
.placement-toggle-btn {
    width: 100%; display: flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px; border-radius: 10px; border: 2px dashed var(--primary);
    background: var(--white); color: var(--primary); font-weight: 700; font-size: 0.85rem;
    cursor: pointer; transition: var(--transition); margin-bottom: 8px;
}

.placement-toggle-btn:hover { background: var(--primary-light); }

.placement-toggle-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-style: solid; color: var(--white);
}

.placement-hint {
    font-size: 0.74rem; color: var(--text-sub); line-height: 1.6;
    margin-bottom: 16px;
}

#site3d-canvas.placement-active { cursor: crosshair; }

@media (max-width: 480px) {
    .scale-preset-group { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
    .site3d-wrap { grid-template-columns: 1fr; }
    .site3d-map-container { height: 380px; }
    .topo-modal-panel { width: 100vw; }
    .site-input-grid { flex-direction: column; align-items: stretch; }
}

.input-group { display: flex; flex-direction: column; gap: 8px; }

.input-group label {
    font-weight: 700; font-size: 0.85rem;
    color: var(--secondary); display: flex;
    align-items: center; gap: 6px;
}

.input-group input, .input-group select, .styled-select {
    width: 100%; padding: 14px 16px;
    border: 2px solid var(--border); border-radius: 12px;
    font-size: 0.95rem; color: var(--text);
    background: var(--bg); font-weight: 500;
    transition: var(--transition);
    font-family: inherit;
}

.input-group input:focus, .input-group select:focus, .styled-select:focus {
    border-color: var(--primary); outline: none;
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(45,140,78,0.1);
}

.area-wrap { display: flex; gap: 10px; }
.area-wrap input { flex: 2; }
.area-wrap select { flex: 1; }

.btn-analyze {
    width: 100%; padding: 18px; border: none;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white); font-size: 1.05rem; font-weight: 800;
    cursor: pointer; transition: var(--transition);
    display: flex; align-items: center; justify-content: center; gap: 10px;
    box-shadow: 0 8px 25px rgba(45,140,78,0.3);
}

.btn-analyze:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(45,140,78,0.4);
}

.result-box {
    margin-top: 30px; padding: 35px;
    background: var(--primary-light); border-radius: 20px;
    border: 2px dashed var(--primary); min-height: 160px;
    display: flex; align-items: center; justify-content: center;
}

.result-placeholder {
    text-align: center; color: var(--primary); opacity: 0.6;
}

.result-placeholder p { margin-top: 15px; font-weight: 600; }

/* ===== 23년 현금흐름 패널 내부 카드 ===== */
.pi-card-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px; margin-bottom: 25px;
}

.pi-card {
    background: var(--bg); border-radius: var(--radius);
    padding: 22px; border: 1px solid var(--border);
    min-width: 0; /* 그리드 자식이 콘텐츠 때문에 폭을 넘어서는 것을 방지 */
}

.pi-card h4 {
    font-size: 0.95rem; font-weight: 700; color: var(--secondary);
    margin-bottom: 16px; padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-light);
    display: flex; align-items: center; gap: 8px;
}

.pi-card h4 i { color: var(--primary); }

.pi-row {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center; gap: 10px; margin-bottom: 10px;
}

.pi-row label {
    font-size: 0.8rem; font-weight: 600; color: var(--text-sub);
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.pi-row input {
    width: 100%; min-width: 0; box-sizing: border-box;
    padding: 8px 10px;
    border: 1.5px solid var(--border); border-radius: 8px;
    font-size: 0.88rem; color: var(--text);
    background: var(--white); font-family: inherit;
    transition: var(--transition);
}

.pi-row input:focus {
    border-color: var(--primary); outline: none;
}

.readonly-input { background: #f1f5f9 !important; color: var(--primary) !important; font-weight: 700 !important; }

.profit-actions {
    display: flex; gap: 15px; margin-bottom: 25px;
}

.btn-download {
    padding: 18px 30px; border: none; border-radius: 14px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: var(--white); font-size: 1rem; font-weight: 700;
    cursor: pointer; transition: var(--transition);
    display: flex; align-items: center; gap: 8px;
    white-space: nowrap;
}

.btn-download:hover { transform: translateY(-2px); box-shadow: 0 10px 25px rgba(16,185,129,0.3); }

.chart-wrap {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 25px;
    height: 380px; margin-bottom: 25px;
}

/* 23년 결과 테이블 — 가로 스크롤 없이 한 화면에 전부 들어오도록
   고정폭(min-width) 제거, table-layout:fixed + 가변 폰트로 자동 압축 */
.table-wrap {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

.table-scroll-y {
    max-height: 640px; /* 23행 + 헤더가 보통 이 안에 들어옴, 넘으면 세로 스크롤만 발생 */
    overflow-y: auto;
}

#profitTable {
    width: 100%; border-collapse: collapse;
    table-layout: fixed;
    font-size: clamp(0.6rem, 0.85vw, 0.8rem);
}

#profitTable th, #profitTable td {
    padding: 7px 4px;
    border-bottom: 1px solid #f1f5f9;
    text-align: right;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

#profitTable th {
    background: var(--secondary); color: var(--white);
    font-weight: 700; font-size: clamp(0.6rem, 0.85vw, 0.78rem);
    text-align: center; position: sticky; top: 0; z-index: 1;
}

#profitTable td:first-child, #profitTable th:first-child { text-align: center; width: 6%; }

#profitTable tbody tr:hover { background: #f0f9f4; }

.col-blue { background: #eff6ff !important; color: #2563eb !important; font-weight: 700 !important; }
.col-green { background: #f0fdf4 !important; color: #10b981 !important; font-weight: 700 !important; }
.neg { color: #ef4444; }

/* ===== TECH ===== */
.tech-cards {
    display: flex; gap: 25px; justify-content: center;
    flex-wrap: wrap; margin-bottom: 60px;
}

.tech-card {
    background: var(--white); border-radius: var(--radius);
    padding: 40px 30px; text-align: center;
    cursor: pointer; transition: var(--transition);
    border: 1px solid var(--border); box-shadow: var(--shadow);
    min-width: 220px; flex: 1; max-width: 300px;
}

.tech-card:hover {
    transform: translateY(-8px); border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.tc-icon {
    width: 64px; height: 64px; border-radius: 18px;
    background: var(--primary-light); display: flex;
    align-items: center; justify-content: center;
    margin: 0 auto 15px; font-size: 1.6rem; color: var(--primary);
}

.tech-card h3 { font-size: 1.05rem; color: var(--secondary); margin-bottom: 8px; font-weight: 700; }
.tech-card p { font-size: 0.85rem; color: var(--text-sub); margin-bottom: 15px; }

.tc-badge {
    display: inline-flex; align-items: center; gap: 6px;
    background: var(--primary); color: var(--white);
    padding: 6px 16px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 700;
}

.patent-title {
    text-align: center; margin-bottom: 25px;
    font-size: 1.2rem; color: var(--secondary);
}

.cert-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 18px;
    padding: 10px 0;
}

.cert-gallery img {
    width: 100%; height: auto; aspect-ratio: 3/4;
    object-fit: cover;
    border-radius: 12px; border: 1px solid var(--border);
    box-shadow: var(--shadow); cursor: zoom-in;
    transition: var(--transition);
}

.cert-gallery img:hover { transform: scale(1.03); }

.assets-loading, .assets-empty {
    width: 100%; text-align: center; padding: 40px;
    color: var(--text-sub); font-size: 0.95rem;
}
.assets-loading i { color: var(--primary); margin-right: 8px; }

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px; align-items: start;
}

.contact-info { width: 100%; }

.contact-form-wrap form {
    display: flex; flex-direction: column; gap: 15px;
}

.contact-form-wrap input,
.contact-form-wrap textarea {
    padding: 15px 18px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px; font-size: 0.95rem;
    background: rgba(255,255,255,0.08);
    color: var(--white); font-family: inherit;
    transition: var(--transition);
}

.contact-form-wrap input::placeholder,
.contact-form-wrap textarea::placeholder { color: rgba(255,255,255,0.4); }

.contact-form-wrap input:focus,
.contact-form-wrap textarea:focus {
    outline: none; border-color: #7fde98;
    background: rgba(255,255,255,0.12);
}

.btn-submit {
    padding: 16px; border: none; border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), #7fde98);
    color: var(--white); font-size: 1rem; font-weight: 800;
    cursor: pointer; transition: var(--transition);
    display: flex; align-items: center; justify-content: center; gap: 8px;
}

.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(45,140,78,0.4); }

.info-card {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius); padding: 35px;
}

.info-card h3 { font-size: 1.1rem; margin-bottom: 25px; color: #7fde98; }

.info-row {
    display: flex; align-items: flex-start; gap: 12px;
    margin-bottom: 18px; font-size: 0.95rem;
    color: rgba(255,255,255,0.8);
}

.info-row i { color: #7fde98; margin-top: 3px; min-width: 16px; }

.blog-link {
    display: inline-flex; align-items: center; gap: 8px;
    color: #7fde98; text-decoration: none;
    font-weight: 700; margin-top: 10px;
    padding: 10px 20px; border: 1px solid #7fde98;
    border-radius: 50px; transition: var(--transition);
}

.blog-link:hover { background: #7fde98; color: var(--secondary); }

/* ===== FOOTER ===== */
footer {
    background: #0a0f1c; color: rgba(255,255,255,0.5);
    text-align: center; padding: 40px 5%;
    font-size: 0.85rem;
}

.footer-inner { max-width: 800px; margin: 0 auto; }

.footer-logo { font-size: 1.4rem; font-weight: 900; color: var(--white); margin-bottom: 10px; }

/* ===== MODALS ===== */
.modal {
    display: none; position: fixed; inset: 0; z-index: 9000;
    background: rgba(0,0,0,0.92); overflow-y: auto;
    flex-direction: column;
}

.modal.open { display: flex; }

/* ── 2D 토포 지도 비교 버튼 ── */
.topo-map-btn {
    width: 100%; margin-top: 12px; padding: 11px;
    border-radius: 10px; border: 1.5px solid var(--primary);
    background: var(--primary-light); color: var(--primary-dark);
    font-weight: 700; font-size: 0.88rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    transition: var(--transition);
}
.topo-map-btn:hover {
    background: var(--primary); color: #fff;
}

/* ── 2D 토포 지도 비교 모달 (우측 슬라이드 패널) ── */
.topo-modal-overlay {
    display: none; position: fixed; inset: 0;
    z-index: 8500; background: rgba(0,0,0,0.45);
    backdrop-filter: blur(2px);
}

.topo-modal-overlay.open { display: flex; align-items: stretch; justify-content: flex-end; }

.topo-modal-panel {
    width: min(520px, 100vw); height: 100vh;
    background: var(--white); display: flex; flex-direction: column;
    box-shadow: -8px 0 40px rgba(0,0,0,0.3);
    animation: slideInRight 0.28s ease;
    overflow: hidden;
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to   { transform: translateX(0);    opacity: 1; }
}

.topo-modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    flex-shrink: 0;
}

.topo-modal-title {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
    color: #fff;
}

.topo-modal-title span { font-weight: 800; font-size: 1rem; }
.topo-modal-title small {
    font-size: 0.75rem; opacity: 0.85;
    display: block; width: 100%;
}

.topo-modal-close {
    background: rgba(255,255,255,0.2); border: none;
    color: #fff; width: 36px; height: 36px; border-radius: 50%;
    cursor: pointer; font-size: 1rem;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition); flex-shrink: 0;
}
.topo-modal-close:hover { background: rgba(255,255,255,0.4); }

#site3d-leaflet-map {
    flex: 1; min-height: 0;
    background: #e8f0d8;
}

.topo-modal-footer {
    padding: 10px 16px; font-size: 0.78rem;
    color: var(--text-sub); background: var(--bg);
    border-top: 1px solid var(--border);
    display: flex; align-items: center; gap: 6px; flex-shrink: 0;
}

.modal-header {
    position: sticky; top: 0; z-index: 10;
    background: rgba(0,0,0,0.8); backdrop-filter: blur(10px);
    padding: 15px 30px;
    display: flex; align-items: center; justify-content: space-between;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.modal-header span { color: var(--white); font-weight: 700; font-size: 1.1rem; }

.modal-header button {
    background: var(--primary); color: var(--white);
    border: none; padding: 10px 22px; border-radius: 50px;
    cursor: pointer; font-size: 0.95rem; font-weight: 700;
    display: flex; align-items: center; gap: 6px;
}

.modal-body {
    display: flex; flex-wrap: wrap; gap: 15px;
    padding: 30px; justify-content: center; align-items: flex-start;
    flex: 1;
}

.modal-body img {
    width: calc(33.33% - 10px); min-width: 280px;
    height: 220px; object-fit: cover;
    border-radius: 12px; border: 2px solid rgba(255,255,255,0.08);
}

/* ===== RESULT DISPLAY ===== */
.result-report {
    width: 100%;
}

.result-title {
    font-size: 1.2rem; font-weight: 800; color: var(--primary);
    margin-bottom: 20px; display: flex; align-items: center; gap: 8px;
}

.mini-chart {
    display: flex; align-items: flex-end; gap: 4px;
    height: 60px; margin: 0 auto 20px; justify-content: center;
}

.chart-bar {
    background: var(--primary); width: 14px;
    border-radius: 4px 4px 0 0; opacity: 0.75;
    transition: height 0.5s ease;
}

.result-badges {
    display: grid; grid-template-columns: repeat(2, 1fr);
    gap: 10px; margin-bottom: 20px;
}

.r-badge {
    background: var(--white); padding: 10px 14px;
    border-radius: 10px; font-size: 0.85rem; font-weight: 600;
    border: 1px solid var(--border);
    display: flex; flex-direction: column; gap: 2px;
}

.r-badge span { font-size: 0.75rem; color: var(--text-sub); }

.result-revenue {
    background: var(--white); border-radius: 16px;
    padding: 25px; box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.rev-row {
    display: flex; justify-content: space-between;
    align-items: center; padding: 10px 0;
    border-bottom: 1px solid var(--border); font-size: 0.95rem;
}

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

.rev-total {
    font-size: 1.1rem; font-weight: 800; color: var(--primary);
    margin-top: 10px; padding-top: 15px;
    border-top: 2px solid var(--primary-light);
    display: flex; justify-content: space-between; align-items: center;
}

.rev-total strong { font-size: 2rem; color: var(--primary); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .main-nav { display: none; }
    .menu-toggle { display: block; }

    #hero { min-height: 100vh; }
    .hero-stats { gap: 15px; }
    .stat strong { font-size: 1.8rem; }

    section { padding: 70px 0; }
    .section-header h2 { font-size: 1.8rem; }

    .analysis-box { padding: 25px 20px; }
    .addr-row { flex-direction: column; }
    .btn-geocode { justify-content: center; }
    .coord-row { flex-direction: column; }
    .coord-row .btn-geocode { justify-content: center; }
    .pi-card-row { grid-template-columns: 1fr; }
    .pi-row { grid-template-columns: 1fr; gap: 4px; }
    .pi-row label { white-space: normal; }
    .profit-actions { flex-direction: column; }
    .btn-analyze { flex: 1; }

    .tech-card { max-width: 100%; }
    .modal-body img { width: 100%; }

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

/* ============================================================
   히어로(이미지 상단노출) + AI챗봇 — 단일 최종 정의
   ============================================================ */
#hero { position:relative; min-height:100vh; display:flex; align-items:flex-end; overflow:hidden; padding-bottom:80px; }
.hero-bg { position:absolute; inset:0; overflow:hidden; }
.hero-kenburns { position:absolute; inset:0; background-size:cover; background-position:top center; animation:kenburns 24s ease-in-out infinite alternate; transform-origin:top center; }
@keyframes kenburns { 0%{transform:scale(1)} 50%{transform:scale(1.05) translateX(-1%)} 100%{transform:scale(1.03) translateX(1%)} }
.hero-overlay { position:absolute; inset:0; background:linear-gradient(180deg,rgba(0,0,0,.15) 0%,rgba(0,0,0,.22) 40%,rgba(10,37,24,.82) 100%); }
.hero-agrivoltaic-scene { display:none; }
.hero-content-agrivoltaic { position:relative; z-index:2; padding:0 56px; max-width:960px; animation:heroFadeUp 1.2s ease forwards; }
@keyframes heroFadeUp { from{opacity:0;transform:translateY(28px)} to{opacity:1;transform:translateY(0)} }
.hero-badge-row { display:flex; gap:10px; flex-wrap:wrap; margin-bottom:20px; }
.hero-badge { background:rgba(46,204,113,.22); border:1px solid rgba(46,204,113,.55); color:#b8fcd1; padding:7px 18px; border-radius:24px; font-size:.82rem; font-weight:600; backdrop-filter:blur(6px); }
.hero-main-title { font-size:clamp(1.9rem,4vw,3.2rem); font-weight:900; color:#fff; line-height:1.26; text-shadow:0 3px 28px rgba(0,0,0,.8); margin:0 0 16px; }
.hero-sub-title { font-size:clamp(1rem,1.8vw,1.25rem); color:rgba(255,255,255,.8); font-weight:500; }
#bk-float-chat { position:fixed; bottom:28px; right:28px; z-index:9999; display:flex; flex-direction:column; align-items:flex-end; pointer-events:none; }
#bk-float-chat > * { pointer-events:auto; }
.bkfc-fab { width:60px; height:60px; background:linear-gradient(135deg,#2ecc71,#27ae60); border:none; border-radius:50%; color:#fff; font-size:1.4rem; cursor:pointer; box-shadow:0 6px 24px rgba(46,204,113,.5); transition:transform .25s; position:relative; display:flex; align-items:center; justify-content:center; }
.bkfc-fab:hover { transform:scale(1.1) translateY(-2px); }
.bkfc-fab-badge { position:absolute; top:-4px; right:-4px; width:20px; height:20px; background:#e74c3c; border-radius:50%; font-size:.7rem; font-weight:700; line-height:20px; text-align:center; border:2px solid #fff; display:none; }
.bkfc-panel { width:380px; max-height:580px; background:#0f1923; border:1px solid rgba(46,204,113,.3); border-radius:20px; display:none; flex-direction:column; box-shadow:0 12px 60px rgba(0,0,0,.65); margin-bottom:14px; overflow:hidden; }
.bkfc-wrap.bkfc-closed .bkfc-panel { display:none!important; }
.bkfc-wrap.bkfc-closed .bkfc-fab { display:flex!important; }
.bkfc-wrap.bkfc-open .bkfc-fab { display:none!important; }
.bkfc-wrap.bkfc-minimized .bkfc-panel { max-height:58px!important; overflow:hidden; display:flex!important; }
.bkfc-wrap.bkfc-minimized .bkfc-fab { display:none!important; }
.bkfc-header { display:flex; align-items:center; gap:12px; padding:14px 16px; background:rgba(46,204,113,.1); border-bottom:1px solid rgba(46,204,113,.18); flex-shrink:0; cursor:pointer; }
.bkfc-header:hover { background:rgba(46,204,113,.16); }
.bkfc-avatar { width:40px; height:40px; background:linear-gradient(135deg,#2ecc71,#1a8a4a); border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1.1rem; color:#fff; flex-shrink:0; }
.bkfc-title { font-size:.9rem; font-weight:700; color:#fff; }
.bkfc-subtitle { font-size:.72rem; color:rgba(255,255,255,.55); display:flex; align-items:center; gap:5px; margin-top:2px; }
.bkfc-dot { width:7px; height:7px; border-radius:50%; background:#2ecc71; animation:bkfcPulse 1.8s infinite; flex-shrink:0; }
@keyframes bkfcPulse { 0%,100%{opacity:1} 50%{opacity:.4;transform:scale(.7)} }
.bkfc-header-actions { margin-left:auto; display:flex; gap:4px; }
.bkfc-btn-icon { width:30px; height:30px; background:transparent; border:1px solid rgba(255,255,255,.15); border-radius:6px; color:rgba(255,255,255,.6); font-size:.75rem; cursor:pointer; }
.bkfc-btn-icon:hover { background:rgba(255,255,255,.1); color:#fff; }
.bkfc-screen-badge { padding:6px 14px; font-size:.75rem; color:rgba(255,255,255,.5); background:rgba(255,255,255,.04); border-bottom:1px solid rgba(255,255,255,.05); flex-shrink:0; }
.bkfc-screen-badge i { color:#2ecc71; margin-right:4px; }
.bkfc-messages { flex:1; overflow-y:auto; padding:16px 14px; display:flex; flex-direction:column; gap:10px; scroll-behavior:smooth; min-height:80px; }
.bkfc-messages::-webkit-scrollbar { width:3px; }
.bkfc-messages::-webkit-scrollbar-thumb { background:rgba(46,204,113,.3); border-radius:2px; }
.bkfc-msg { display:flex; max-width:90%; }
.bkfc-msg-bot { align-self:flex-start; }
.bkfc-msg-user { align-self:flex-end; }
.bkfc-bubble { padding:10px 14px; border-radius:14px; font-size:.85rem; line-height:1.6; word-break:break-word; }
.bkfc-msg-bot .bkfc-bubble { background:rgba(255,255,255,.08); color:rgba(255,255,255,.9); border-bottom-left-radius:3px; border:1px solid rgba(255,255,255,.07); }
.bkfc-msg-user .bkfc-bubble { background:linear-gradient(135deg,#2ecc71,#27ae60); color:#fff; border-bottom-right-radius:3px; }
.bkfc-dots { display:flex; align-items:center; gap:4px; padding:12px 14px; }
.bkfc-dots span { width:6px; height:6px; background:rgba(255,255,255,.45); border-radius:50%; animation:bkfcDot 1.2s infinite; }
.bkfc-dots span:nth-child(2){animation-delay:.2s} .bkfc-dots span:nth-child(3){animation-delay:.4s}
@keyframes bkfcDot { 0%,60%,100%{transform:translateY(0);opacity:.5} 30%{transform:translateY(-4px);opacity:1} }
.bkfc-quick { padding:8px 12px 10px; display:flex; flex-wrap:wrap; gap:6px; flex-shrink:0; max-height:130px; overflow-y:auto; }
.bkfc-qbtn { background:rgba(46,204,113,.12); border:1px solid rgba(46,204,113,.35); color:#a8ffc4; padding:7px 13px; border-radius:20px; font-size:.78rem; font-weight:600; cursor:pointer; transition:all .18s; display:flex; align-items:center; gap:6px; white-space:nowrap; }
.bkfc-qbtn:hover { background:rgba(46,204,113,.25); color:#fff; transform:translateY(-1px); }
.bkfc-input-row { display:flex; gap:8px; padding:10px 12px 14px; border-top:1px solid rgba(255,255,255,.06); flex-shrink:0; }
.bkfc-input-row input { flex:1; background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.14); border-radius:20px; padding:9px 16px; color:#fff; font-size:.85rem; outline:none; font-family:inherit; }
.bkfc-input-row input:focus { border-color:rgba(46,204,113,.55); }
.bkfc-input-row input::placeholder { color:rgba(255,255,255,.3); }
.bkfc-input-row button { width:38px; height:38px; background:linear-gradient(135deg,#2ecc71,#27ae60); border:none; border-radius:50%; color:#fff; font-size:.9rem; cursor:pointer; flex-shrink:0; transition:transform .15s; }
.bkfc-input-row button:hover { transform:scale(1.1); }
.bess-subsidy-row label { color:#e74c3c!important; font-weight:700; }
.bess-subsidy-row input { border-color:#e74c3c!important; }
.subsidy-result { background:#fff8e1!important; color:#e67e22!important; font-weight:700; }
.pi-card .cur-badge { margin-left:8px; padding:2px 8px; background:#f39c12; color:#fff; border-radius:10px; font-size:.72rem; font-weight:700; }
@media(max-width:768px){ .hero-content-agrivoltaic{padding:0 22px} .hero-main-title{font-size:1.75rem} }
@media(max-width:480px){ #bk-float-chat{bottom:16px;right:14px} .bkfc-panel{width:calc(100vw - 28px)} }