/* =========================================
   1. RESET & VARIABLES
   ========================================= */
:root { --primary-blue: #1c64f2; --bg-light-blue: #f0f6ff; --text-dark: #111827; --text-gray: #4b5563; --text-light-gray: #9ca3af; --border-color: #e5e7eb;  --max-width: 1480px; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; overflow: hidden;}
.text-blue { color: var(--primary-blue); font-weight: 700; }
.pill { display: inline-block; padding: 10px 20px; background: #E1F3FF; color: #30A0DA;  -webkit-border-radius: 50px;-moz-border-radius: 50px;border-radius: 50px;font-size: 18px; font-weight: 300; }
#problem, #solution, #process, #faq {scroll-margin-top: 100px; }
/* =========================================
   2. HEADER
   ========================================= */
header {position: fixed; height: 80px; width: 100%;display: flex; align-items: center; border-bottom: 1px solid #f3f4f6; left: 0;top: 0;  z-index: 1000; }
header .header-inner { width: 100%; display: flex; justify-content: space-between; align-items: center; }
header .header-inner .logo { font-size: 24px; font-weight: 900; color: #1e293b; display: flex; align-items: center; gap: 8px; }
header .header-inner .nav-menu { display: flex; gap: 50px; font-size: 16px; font-weight: 500; color: #222 }
header .header-inner .btn-header { background: var(--primary-blue); color: white; padding: 10px 20px; border-radius: 40px; font-weight: 600; font-size: 16px; transition: 0.3s; }
header .header-inner .btn-header:hover { background: #1e40af; }
header {transition: background-color 0.4s ease, height 0.4s ease, box-shadow 0.4s ease;}
header.scrolled {background-color: rgba(255, 255, 255, 0.9) !important;backdrop-filter: blur(10px);box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);height: 70px;}

/* =========================================
   3. HERO SECTION
   ========================================= */
.hero { padding: 80px 0 0;height: 100vh; background-image: url(../images/main_visual_bg.png); overflow: hidden; background-repeat: no-repeat; }
.hero .hero-layout { display: flex; align-items: center;  height: 100%;}
.hero .hero-layout .hero-text { flex: 1; }
.hero .hero-layout .hero-text .title { font-size: 54px;line-height: 64px; line-height: 1.3; font-weight: 500; margin-top: 50px; color: #1e293b; letter-spacing: -1px; }
.hero .hero-layout .hero-text .title strong{font-weight: 700;}
.hero .hero-layout .hero-text p { font-size: 22px; color: #666; margin-top: 26px; line-height: 32px; }
.hero .hero-layout .hero-text .stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px 30px; max-width: 450px; margin-top: 122px; }
.hero .hero-layout .hero-text .stats-grid .stat-item { padding-left: 20px; border-left: 3px solid #e2e8f0; }
.hero .hero-layout .hero-text .stats-grid .stat-item .stat-val { font-size: 24px;line-height: 25px; font-weight: 700; color: #08BAAD; margin-bottom: 10px; }
.hero .hero-layout .hero-text .stats-grid .stat-item .stat-desc { font-size: 16px; line-height: 18px; color:#222; font-weight: 400; }
.hero .hero-layout .hero-img { flex: 1.1; text-align: right; }
.hero .hero-layout .hero-img img { width: 100%; max-width: 600px; filter: drop-shadow(0 20px 40px rgba(0,0,0,0.1)); }

.title-area{text-align: center;margin-bottom: 80px;}
.section-tag { display: inline-block;font-size: 20px; font-weight: 700; color: #1D2F5F; letter-spacing: 2px; margin-bottom: 10px;  text-transform: uppercase; }
.section-tag:before, .section-tag:after{content:"";display: inline-block;clear: both;font-size: 0;text-indent: -9999px;width: 5px;height: 5px; -webkit-border-radius: 50%;-moz-border-radius: 50%; border-radius: 50%;background-color: #1D2F5F;vertical-align: middle; margin: -2px 10px 0 ;}
.section-tag:after{margin-left: 8px;}
.section-title { font-size: 46px; font-weight: 800; margin-top: 50px; color: #1e293b;-ms-word-break: keep-all;word-break: keep-all; }
.section-sub { font-size: 18px; color: #666;margin-top: 20px;-ms-word-break: keep-all;word-break: keep-all;  }
.section-sub em{color: #2F77E3;-ms-word-break: keep-all;word-break: keep-all;}

/* =========================================
   4. PROBLEM SECTION
   ========================================= */
.problem { padding: 120px 0 120px; background: white; text-align: center; }
.problem .card-row { display: flex; gap: 24px; justify-content: center; margin-top: 80px; }
.problem .card-row .card { flex: 1; padding: 60px 60px; border: 1px solid #e2e8f0; border-radius: 20px; text-align: right; transition: 0.3s; background: white; }
.problem .card-row .card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.08); border-color: var(--primary-blue); }
.problem .card-row .card .card-icon { width: 60px; height: 50px;  display: inline-block; background-repeat: no-repeat;justify-content: center; margin-bottom: 24px;  }
.problem .card-row .card .card-icon.i01{background-image: url(../images/ico-problem01.svg);}
.problem .card-row .card .card-icon.i02{background-image: url(../images/ico-problem02.svg);}
.problem .card-row .card .card-icon.i03{background-image: url(../images/ico-problem03.svg);}
.problem .card-row .card h3 {text-align: left; font-size: 24px;color: #222;line-height: 1; font-weight: 700; margin-bottom: 20px; }
.problem .card-row .card p {text-align: left; font-size: 16px; color: #666; line-height: 26px;}

/* =========================================
   5. SOLUTION SECTION
   ========================================= */
.solution { padding: 100px 0; background: #F6F7F9; }
.solution .sol-row { display: flex; align-items: center; gap: 80px; margin-bottom: 100px; }
.solution .sol-row.reverse { flex-direction: row-reverse; }
.solution .sol-row .sol-img { flex: 1; border-radius: 20px; overflow: hidden; box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.solution .sol-row .sol-img img { width: 100%; height: auto; display: block; }
.solution .sol-row .sol-text { flex: 1; }
.solution .sol-row .sol-text .sol-pill { display: inline-block; background: #FF9800; color: white; padding: 10px 20px; border-radius: 40px; font-size: 12px; font-weight: 500;letter-spacing: 0.2px; }
.solution .sol-row .sol-text .sol-pill.blue { background: #0ea5e9; }
.solution .sol-row .sol-text h3 { font-size: 36px; font-weight: 700; margin-top: 40px; line-height: 1.3; }
.solution .sol-row .sol-text p { font-size: 16px; color: #555; line-height: 26px; margin-top: 20px;}
.solution .sol-row .sol-text .check-box{padding: 30px 40px ;background-color: #fff;margin-top: 50px;-webkit-border-radius: 10px;-moz-border-radius: 10px;border-radius: 10px;}
.solution .sol-row .sol-text .check-box li{border-radius: 12px; margin-top: 10px; display: flex; gap: 10px; align-items: center;}
.solution .sol-row .sol-text .check-box li:first-child{margin-top: 0;}
.solution .sol-row .sol-text .check-box li em { color: #10b981; }
.solution .logic-grid { display: flex; gap: 15px;width: 530px;margin-top: 50px; }
.solution .logic-box { flex: 1; background-color: #fff; border: 1px solid #eaeaea;border-radius: 12px; padding: 30px 30px;display: flex; flex-direction: column; gap: 11px;}
.solution .logic-label{font-size: 15px; color: #71717a; font-weight: 400;}
.solution .logic-value{font-size: 22px; font-weight: 700; color: #222;}
.solution .logic-value.highlight { color: #2CAAE2; }

/* =========================================
   6. PROCESS SECTION
   ========================================= */
.process { padding: 100px 0 120px; text-align: center; background-image: url(../images/process_bg.png);background-repeat: no-repeat;background-position: 50% 100%;}
.process .step-container { width: 1100px;display: flex; justify-content: space-between; margin: 0 auto ; margin-top: 60px; position: relative; gap: 40px; }
.process .step-container::before { content: ''; position: absolute; width: calc(100% - 150px);top: 65px; left: 50%;-webkit-transform: translateX(-50%); -ms-transform: translateX(-50%); transform: translateX(-50%); height: 1px; background-image: linear-gradient(to right, #2CAAE2 50%, rgba(255, 255, 255, 0) 0%);background-position: top;background-size: 15px 1px;background-repeat: repeat-x;-webkit-background-size: 15px 1px; }
.process .step-container .step-box { position: relative; padding: 0 20px; width: 280px; }
.process .step-container .step-box .step-circle { width: 128px; height: 128px; border-radius: 50%; background: white; border: 2px solid #2CAAE2; margin: 0 auto 24px; display: flex; align-items: center; justify-content: center; font-size: 32px; font-weight: 700; color: #2CAAE2; transition: 0.3s; }
.process .step-container .step-box:last-child .step-circle {  background-color: #2CAAE2; box-shadow: 0 0 40px rgb(8 79 195 / 50%);background-image: url(../images/ico-step-circle.svg); background-repeat: no-repeat;background-position: center;}
.process .step-container .step-box h4 { font-size: 24px; font-weight: 700; margin-bottom: 9px; }
.process .step-container .step-box p { font-size: 16px; line-height: 26px;color: #666; }

/* =========================================
7. APP DOWNLOAD BANNER
========================================= */
.app-banner { padding: 120px 0 0; }
.app-banner .banner-box { background: #F6F7F9; border-radius: 30px; padding: 45px 60px 45px 120px; display: flex; align-items: center; justify-content: space-between; overflow: hidden; position: relative; }
.app-banner .banner-box .banner-text .title { font-size: 38px; font-weight: 700; margin-bottom: 20px; line-height: 50px; -ms-word-break: keep-all;word-break: keep-all;}
.app-banner .banner-box .banner-text .title span{font-size: 32px;font-weight: 500;}
.app-banner .banner-box .banner-text .banner-btns { display: flex; gap: 10px; margin-top: 30px; }


/* =========================================
   8. FAQ
   ========================================= */
.faq {padding: 120px 0 180px;background: #fff;}
.faq .faq-title {font-size: 32px;font-weight: 800;text-align: center;margin-bottom: 60px;color: #111;}
.faq .faq-list {max-width: 1200px;margin: 0 auto;display: flex;flex-direction: column;gap: 20px;}
.faq .faq-list .faq-item {border: 1px solid #e2e8f0;border-radius: 16px;background: #fff;overflow: hidden;transition: all 0.3s ease;}
.faq .faq-list .faq-item.active {border-color: #dbeafe;background: #f8fbff;}
.faq .faq-list .faq-item .faq-header {padding: 25px 30px;display: flex;align-items: center;cursor: pointer;}
.faq .faq-list .faq-item .faq-header .faq-q-icon {font-weight: 700;color: #3b82f6;margin-right: 30px;font-size: 28px;}
.faq .faq-list .faq-item .faq-header .faq-question {font-size: 22px;font-weight: 700;color: #333;flex: 1;}
.faq .faq-list .faq-item .faq-header .faq-arrow {width: 20px;height: 11px;background-image: url(../images/ico-faq-array.svg);}
.faq .faq-list .faq-item.active .faq-header .faq-arrow {transform: rotate(180deg);}
.faq .faq-list .faq-item .faq-body {max-height: 0;overflow: hidden;transition: max-height 0.3s ease-out;}
.faq .faq-list .faq-item.active .faq-body {max-height: 500px;border-top: 1px solid #e2e8f0;}
.faq .faq-list .faq-item .faq-body .faq-content {padding: 30px;color: #64748b;line-height: 1.8;font-size: 15px;display: flex;gap: 30px;}
.faq .faq-list .faq-item .faq-body .faq-content .faq-a-icon {font-weight: 700;color: #111;font-size: 28px;line-height: 1;}
.faq .faq-list .faq-item .faq-body .faq-content p { font-size: 18px;flex: 1; -ms-word-break: keep-all;word-break: keep-all;}
/* =========================================
   9. FOOTER
   ========================================= */

footer { background: #fff; padding: 50px 0; color: #666; font-size: 14px; border-top: 1px solid #999; }
footer .container { max-width: 1480px; margin: 0 auto; padding: 0 20px; }
footer .container .footer-logo { margin-bottom: 25px; }
footer .container .footer-logo img { height: 30px; }
footer .container .footer-contact { display: flex; gap:30px;margin-bottom: 10px; line-height: 1.8; font-size: 15px; }
footer .container .footer-contact span { display: block; }
footer .container .footer-contact b { color: #333; margin-right: 8px; }
footer .container .disclaimer { font-size: 14px; color: #999; line-height: 1.6; border-top: 1px solid #f2f2f2; padding-top: 20px; }
footer .container .disclaimer strong { color: #777; display: block; margin-bottom: 5px; }
footer .container .copyright { font-size: 14px; color: #bbb; margin-top: 20px; }

/* =========================================
   10. RESPONSIVE (Tablet & Mobile Optimized)
   ========================================= */

/* [Tablet] 1024px 이하 : 무조건 내리지 않고 '비율'과 '여백'으로 조정 */
@media screen and (max-width: 1024px) {
    .container { max-width: 100%; padding: 0 40px; }
	.title-area{margin-bottom: 30px;}
    .hero { height: auto; min-height: 800px; padding-top: 100px; background-size: cover; background-position: center; }
    .hero .hero-layout { align-items: center; justify-content: space-between; gap: 40px; }
    .hero .hero-layout .hero-text { flex: 1; }
    .hero .hero-layout .hero-text .title { font-size: 44px; line-height: 1.2; font-weight: 400;}
    .hero .hero-layout .hero-text .stats-grid { margin-top: 60px; grid-template-columns: 1fr 1fr; gap: 30px; }
    .hero .hero-layout .hero-img { flex: 1; text-align: right; }
    .hero .hero-layout .hero-img img { width: 100%; max-width: 450px; } /* 이미지 크기만 줄임 */
	
	.pill{font-size: 12px;padding: 7px 12px;}
    .problem { padding: 80px 0; }
    .problem .card-row { gap: 15px; }
    .problem .card-row .card { padding: 40px 30px; } /* 내부 여백 축소 */
    .problem .card-row .card h3 { font-size: 20px; }
    .problem .card-row .card p { font-size: 15px; line-height: 1.5; }
    .solution .sol-row { gap: 40px; }
    .solution .sol-row .sol-img { flex: 0.8; } /* 이미지 영역 축소 */
    .solution .sol-row .sol-text { flex: 1.2; }
    .solution .sol-row .sol-text h3 { font-size: 30px; }
    .solution .sol-row .sol-text p{font-size: 14px;line-height: 1.4;}
	.solution .sol-row .sol-text p br{display: none;}
	.solution .sol-row .sol-text .check-box{padding: 30px;}
    .solution .logic-grid { width: 100%; gap: 10px; } 
    .solution .logic-box { padding: 20px; }
    .process .step-container { width: 100%; gap: 10px; padding-bottom: 60px;justify-content: space-between; }
    .process .step-container::before { width: 90%; top: 50px; } /* 라인 위치 조정 */
    .process .step-container .step-box { width: 24%; padding: 0; }
    .process .step-container .step-box .step-circle { width: 100px; height: 100px; font-size: 24px; margin-bottom: 15px; }
    .process .step-container .step-box h4 { font-size: 20px; }
    .process .step-container .step-box p { font-size: 14px; line-height: 1.4; word-break: keep-all; }
}

/* [Mobile] 768px 이하 : 가독성 중심 + 스크롤 최소화 (Grid 활용) */
@media screen and (max-width: 768px) {

	.container { padding: 0 25px; }
	.section-title { font-size: 22px; margin-top: 12px;}
	.section-sub { display: none;font-size: 15px; margin-top: 10px; }

	.section-tag{font-size: 14px;margin-bottom: 0;color: #777;}
	.section-tag:before, .section-tag:after{background-color: #777;}
	header { height: 60px; }
	header .header-inner .logo { font-size: 20px; width: 100px;}
	header .header-inner .nav-menu { display: none; } /* 햄버거 메뉴 필요 */
	header .header-inner .btn-header { padding: 8px 14px; font-size: 13px; }

	.hero { padding: 120px 0 80px; height: auto; min-height: auto;background-image: linear-gradient(rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.6)), url(../images/main_visual_bg.png);}
	.hero .hero-layout { flex-direction: column; text-align: center; gap: 30px; }
	.hero .hero-layout .hero-text .title { font-size: 30px; margin-top: 20px; }
	.hero .hero-layout .hero-text p { font-size: 15px; margin-top: 15px;line-height: 1.3; }
	.hero .hero-layout .hero-text .stats-grid { margin-top: 70px; grid-template-columns: 1fr 1fr; gap: 20px; border: none;}
	.hero .hero-layout .hero-text .stats-grid .stat-item { padding-left: 0; border: none; background: rgba(255,255,255,0.8); padding: 15px; border-radius: 10px; border: 1px solid #f5f5f5;}
	.hero .hero-layout .hero-text .stats-grid .stat-item .stat-val{font-size: 18px;}
	.hero .hero-layout .hero-text .stats-grid .stat-item .stat-desc{font-size: 14px;}
	.hero .hero-layout .hero-text .stats-grid{gap:10px;}
	.hero .hero-layout .hero-img { width: 100%; margin: 0; }
	.hero .hero-layout .hero-img img { max-width: 320px; margin: 0 auto; }

	.problem { padding: 50px 0; }
	.problem .card-row { flex-direction: column; gap: 20px; margin-top: 30px; }
	.problem .card-row .card { text-align: left; padding: 30px; width: 100%;  gap: 20px;-webkit-border-radius: 12px;-moz-border-radius: 12px;border-radius: 12px; }
	.problem .card-row .card .top{display: flex;        align-items: center;margin-bottom: 5px;}
	.problem .card-row .card .card-icon { width: 40px;height: 40px; -webkit-background-size: contain;background-size: contain;margin: 0; flex-shrink: 0; } /* 아이콘 좌측 고정 */
	.problem .card-row .card h3{font-size: 18px;margin-bottom: 0;padding-left: 15px;}
	.process .step-container .step-box h4{margin-top: 2px;}

	.solution { padding: 50px 0; }
	.solution .sol-row { flex-direction: column; gap: 30px; margin-bottom: 70px; }
	.solution .sol-row.reverse { flex-direction: column; margin-bottom: 0;}
	.solution .sol-row .sol-img{width: 100%;}
	.solution .sol-row .sol-text h3 { font-size: 22px; margin-top: 10px; }
	.solution .sol-row .sol-text p{font-size: 13px;margin-top: 11px;}
	.solution .sol-row .sol-text .sol-pill{padding: 6px 10px;font-weight: 300;}
	.solution .sol-row .sol-text .check-box {padding: 20px;font-size: 13px;margin-top: 20px;}
	.solution .logic-box{gap:7px;}
	.solution .logic-label{font-size: 12px;}
	.solution .logic-value{font-size: 16px;}
	.solution .logic-grid { flex-direction: row; margin-top: 20px;flex-wrap: wrap; gap: 10px; }
	.solution .logic-box { flex: 1 1 45%; padding: 15px 12px; } /* 2개씩 배치 */

	.process { padding: 60px 0 60px; background-size: cover;background-image: none; }
	.process .step-container { flex-direction: column; gap: 40px; margin-top: 40px; }
	.process .step-container .step-box p br{display: none;}
	.process .step-container::before { width: 2px; height: 90%; top: 0; left: 30px; transform: none; background: linear-gradient(to bottom, #2CAAE2 50%, rgba(255, 255, 255, 0) 0%);background-size: 1px 15px;}
	.process .step-container .step-box { width: auto; padding-left: 80px; text-align: left; position: relative; }
	.process .step-container .step-box .step-circle { width: 60px; height: 60px; font-size: 20px; position: absolute; left: 0; top: 0; margin: 0;}

	.app-banner { padding: 0 0 60px; }
	.app-banner .banner-box { padding: 40px 20px; flex-direction: column; text-align: center; }
	.app-banner .banner-box .banner-text .title { font-size: 26px; line-height: 1.3; }
	.app-banner .banner-box .banner-text .title span{font-size: 20px;}
	.app-banner .banner-box .banner-text .banner-btns { justify-content: center; flex-wrap: wrap; }
	.app-banner .banner-box .banner-text .banner-btns img { height: 45px; width: auto; }
	.process .step-container .step-box:last-child .step-circle{-webkit-background-size: 22px;background-size: 22px;}
	
	.banner-img{display: none;}
	.faq{padding-bottom: 70px;padding-top: 0;}
	.faq .faq-title{font-size: 26px;margin-bottom: 30px;}
	.faq .faq-list{gap:10px;}
	.faq .faq-list .faq-item .faq-header{ padding: 18px 20px;;}
	.faq .faq-list .faq-item .faq-header .faq-q-icon{font-size: 18px;margin-right: 15px;}
	.faq .faq-list .faq-item .faq-header .faq-arrow{width: 15px;height: 8px;background-repeat: no-repeat;-webkit-background-size: 15px;background-size: 15px;}
	
	.faq .faq-list .faq-item .faq-header .faq-question{font-size: 16px;}
	.faq .faq-list .faq-item .faq-body .faq-content .faq-a-icon{font-size: 18px;}
	.faq .faq-list .faq-item .faq-body .faq-content p{font-size: 15px;}
	.faq .faq-list .faq-item .faq-body .faq-content{padding: 20px;    gap: 15px;}

    footer { padding: 25px 0; }
    footer .container .footer-contact { display: block;flex-direction: column; gap: 0;font-size: 13px; }
    footer .container .footer-contact span { margin: 0;display: inline-block; margin-right: 20px;}
	footer .container .footer-logo{margin-bottom: 10px;}
	footer .container .footer-logo img{height: 18px;}
	footer .container .disclaimer{font-size: 12px;line-height: 1.3;}
	footer .container .copyright{font-size: 12px;margin-top: 10px;}
}