/* BASIC css start */
/* ============================================================
   perzoom-about.css  v2
   따뜻한 블루 테마 | 학원·유치원 타겟 | 친근하고 생동감 있는 디자인
   ============================================================ */

:root {
  --blue-deep:   #2563c8;
  --blue:        #3b7de8;
  --blue-mid:    #5a97f0;
  --blue-soft:   #e8f0fe;
  --blue-pale:   #f0f6ff;
  --yellow:      #ffd84d;
  --text:        #1e2533;
  --muted:       #6b7685;
  --white:       #ffffff;
  --bg-pale:     #f5f9ff;
  --border:      #dce8fb;
  --radius-sm:   8px;
  --radius:      16px;
  --radius-lg:   24px;
  --shadow-sm:   0 2px 10px rgba(59,125,232,.10);
  --shadow:      0 6px 24px rgba(59,125,232,.14);
  --shadow-lg:   0 12px 40px rgba(59,125,232,.18);
  --max-w:       1100px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif; font-size: 16px; line-height: 1.7; color: var(--text); background: var(--white); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }

.bg-dots { position: fixed; inset: 0; pointer-events: none; z-index: 0; background-image: radial-gradient(circle, #c8dbfa 1px, transparent 1px); background-size: 28px 28px; opacity: .35; }

h1 { font-family: 'Noto Sans KR', sans-serif; font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; line-height: 1.25; color: var(--text); letter-spacing: -1px; }
h1 em { font-style: normal; color: var(--blue-deep); position: relative; }
h1 em::after { content: ''; position: absolute; left: 0; bottom: 2px; width: 100%; height: 10px; background: var(--yellow); z-index: -1; border-radius: 3px; opacity: .6; }
.h1-brand { display: block; font-family: 'Gaegu', cursive; font-size: clamp(1.2rem, 2.5vw, 1.9rem); font-weight: 700; color: var(--blue-mid); margin-top: 6px; }
h2 { font-size: clamp(1.4rem, 2.5vw, 2rem); font-weight: 800; color: var(--text); margin-bottom: 10px; letter-spacing: -0.5px; }
h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }

.sec-hd { text-align: center; margin-bottom: 40px; }
.sec-hd.light h2 { color: var(--white); }
.sec-hd.light .sec-lead { color: rgba(255,255,255,.85); }
.sec-tag { display: inline-block; background: var(--blue-soft); color: var(--blue-deep); font-size: 0.78rem; font-weight: 700; padding: 5px 14px; border-radius: 20px; margin-bottom: 10px; letter-spacing: .5px; }
.sec-tag.light { background: rgba(255,255,255,.18); color: #fff; }
.sec-lead { font-size: 1rem; color: var(--muted); margin-top: 8px; line-height: 1.8; }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 13px 24px; border-radius: 50px; font-size: 0.95rem; font-weight: 700; transition: all .22s ease; cursor: pointer; border: 2.5px solid transparent; white-space: nowrap; position: relative; z-index: 1; }
.btn.primary { background: var(--blue-deep); color: #fff; border-color: var(--blue-deep); box-shadow: 0 4px 14px rgba(37,99,200,.3); }
.btn.primary:hover { background: #1a50b0; border-color: #1a50b0; transform: translateY(-2px); }
.btn.outline { background: transparent; color: var(--blue-deep); border-color: var(--blue-deep); }
.btn.outline:hover { background: var(--blue-soft); transform: translateY(-2px); }
.btn.outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.btn.outline-white:hover { background: rgba(255,255,255,.15); border-color: #fff; transform: translateY(-2px); }
.full-btn { width: 100%; justify-content: center; }

/* HERO */
.hero { position: relative; background: linear-gradient(145deg, #e8f0fe 0%, #deeaff 40%, #fef9ec 100%); padding: 64px 0 0; overflow: hidden; z-index: 1; }
.hero-blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .45; pointer-events: none; }
.hero-blob.b1 { width: 420px; height: 420px; background: radial-gradient(circle, #a8c4f8, transparent); top: -80px; left: -100px; }
.hero-blob.b2 { width: 320px; height: 320px; background: radial-gradient(circle, #ffd84d, transparent); bottom: 40px; right: -60px; }
.hero-inner { position: relative; display: flex; flex-direction: column; gap: 32px; padding-bottom: 60px; z-index: 2; }
.hero-text { flex: 1; }
.hero-eyebrow { display: inline-block; background: var(--yellow); color: #6b4e00; font-size: 0.82rem; font-weight: 700; padding: 5px 14px; border-radius: 20px; margin-bottom: 16px; }
.hero-desc { font-size: 1.05rem; color: var(--muted); margin: 16px 0 20px; line-height: 1.85; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.hero-tags span { background: rgba(255,255,255,.75); border: 1.5px solid var(--border); color: var(--blue-deep); font-size: 0.82rem; font-weight: 600; padding: 5px 13px; border-radius: 20px; backdrop-filter: blur(6px); }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-wave { position: relative; margin-top: -2px; line-height: 0; }
.hero-wave svg { width: 100%; display: block; }

/* HERO ICONS ROW */
.hero-icons-row { display: flex; gap: 16px; justify-content: flex-start; flex-wrap: wrap; }
.hero-icon-card { background: rgba(255,255,255,.88); border: 2px solid var(--border); border-radius: var(--radius); padding: 14px 20px; display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 2.35rem; box-shadow: var(--shadow); animation: floatY 3s ease-in-out infinite; min-width: 100px; flex: 1; }
.hero-icon-card:nth-child(2) { animation-delay: .5s; }
.hero-icon-card:nth-child(3) { animation-delay: 1s; }
.hero-icon-card:nth-child(4) { animation-delay: 1.5s; }
.hero-icon-card small { font-size: .94rem; font-weight: 700; color: var(--blue-deep); white-space: nowrap; }
@keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* STATS */
.stats-bar { background: var(--blue-deep); padding: 22px 0; position: relative; z-index: 1; }
.stats-inner { display: flex; justify-content: space-around; align-items: center; flex-wrap: wrap; gap: 16px; }
.stat { text-align: center; color: #fff; }
.stat-ico  { font-size: 1.9rem; margin-bottom: 6px; }
.stat-num  { font-size: 1.875rem; font-weight: 800; line-height: 1; }
.stat-num span { font-size: 1.875rem; font-weight: 800; }
.stat-lbl  { font-size: 1rem; opacity: .9; margin-top: 5px; font-weight: 600; }
.stat-div  { width: 1px; height: 48px; background: rgba(255,255,255,.2); }

/* ABOUT */
.about-sec { background: var(--white); position: relative; z-index: 1; }
.about-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 36px; }
.acard { background: var(--blue-pale); border: 2px solid var(--border); border-radius: var(--radius-lg); padding: 28px 24px; transition: transform .25s ease, box-shadow .25s ease; position: relative; overflow: hidden; }
.acard::before { content: ''; position: absolute; top: -30px; right: -30px; width: 80px; height: 80px; background: var(--blue-soft); border-radius: 50%; z-index: 0; }
.acard:hover { transform: translateY(-5px) rotate(-0.5deg); box-shadow: var(--shadow-lg); }
.acard-ico { font-size: 2rem; margin-bottom: 12px; position: relative; z-index: 1; }
.acard h3 { position: relative; z-index: 1; }
.acard p  { font-size: 0.92rem; color: var(--muted); position: relative; z-index: 1; margin-top: 6px; }
.about-img-wrap { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-img-wrap img { width: 100%; object-fit: cover; }
.about-badge { position: absolute; bottom: 16px; left: 16px; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); color: var(--blue-deep); font-size: 0.82rem; font-weight: 700; padding: 7px 16px; border-radius: 50px; box-shadow: var(--shadow-sm); }

/* TARGET */
.target-sec { background: linear-gradient(135deg, var(--blue-deep) 0%, #1a50b0 60%, #2563c8 100%); position: relative; padding: 0; }
.target-wave-top, .target-wave-bot { line-height: 0; }
.target-wave-top svg, .target-wave-bot svg { width: 100%; display: block; }
.target-sec .wrap { padding-top: 0; padding-bottom: 0; }
.target-sec .sec-hd { padding-top: 12px; }
.target-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding-bottom: 12px; }
.tcard { background: rgba(255,255,255,.1); border: 1.5px solid rgba(255,255,255,.2); border-radius: var(--radius-lg); padding: 28px 22px; backdrop-filter: blur(10px); color: #fff; transition: transform .25s ease, background .25s ease; position: relative; overflow: hidden; }
.tcard:hover { transform: translateY(-5px); background: rgba(255,255,255,.18); }
.tcard.featured { background: rgba(255,255,255,.2); border-color: var(--yellow); box-shadow: 0 0 0 2px var(--yellow), var(--shadow-lg); }
.tcard-badge { position: absolute; top: 14px; right: 14px; background: var(--yellow); color: #6b4e00; font-size: 0.72rem; font-weight: 800; padding: 3px 10px; border-radius: 20px; }
.tcard-ico { font-size: 2.4rem; margin-bottom: 12px; }
.tcard h3  { font-size: 1.05rem; font-weight: 800; margin-bottom: 8px; }
.tcard p   { font-size: 0.88rem; opacity: .85; line-height: 1.6; }
.tcard-link { display: inline-block; margin-top: 14px; font-size: 0.82rem; font-weight: 700; color: var(--yellow); }
.tcard-link:hover { opacity: .8; }


/* SERVICES */
.services-sec { background: var(--bg-pale); }
.svc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.svc-card { background: var(--white); border: 2px solid var(--border); border-radius: var(--radius-lg); padding: 28px; display: flex; gap: 18px; align-items: flex-start; transition: transform .25s ease, box-shadow .25s ease, border-color .25s; position: relative; overflow: hidden; }
.svc-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--blue-mid); }
.svc-num { position: absolute; top: 12px; right: 16px; font-size: 3rem; font-weight: 900; color: var(--blue-soft); line-height: 1; font-family: 'Gaegu', cursive; z-index: 0; pointer-events: none; }
.svc-ico { font-size: 2rem; flex-shrink: 0; position: relative; z-index: 1; }
.svc-body { display: flex; flex-direction: column; position: relative; z-index: 1; }
.svc-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; margin-top: 0; }
.svc-card p  { font-size: 0.88rem; color: var(--muted); line-height: 1.65; }
a.svc-card { display: flex; color: inherit; text-decoration: none; }

/* WHY */
.why-sec { background: var(--white); }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.why-card { background: var(--white); border: 2px solid var(--border); border-radius: var(--radius-lg); padding: 26px 20px; text-align: center; transition: transform .25s, box-shadow .25s, border-color .25s; position: relative; }
.why-card::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--blue), var(--blue-mid)); border-radius: 0 0 14px 14px; opacity: 0; transition: opacity .25s; }
.why-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--blue-mid); }
.why-card:hover::after { opacity: 1; }
.why-ico { font-size: 2rem; margin-bottom: 12px; }
.why-card h3 { font-size: 0.98rem; font-weight: 800; margin-bottom: 8px; }
.why-card p  { font-size: 0.86rem; color: var(--muted); line-height: 1.65; }

/* PRODUCTS */
.products-sec { background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%); position: relative; }
.pwave-top, .pwave-bot { line-height: 0; }
.pwave-top svg, .pwave-bot svg { width: 100%; display: block; }
.prod-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* FAQ */
.faq-sec { background: var(--bg-pale); }
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 740px; margin: 0 auto; }
details { background: var(--white); border: 2px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: border-color .2s, box-shadow .2s; }
details[open] { border-color: var(--blue-mid); box-shadow: var(--shadow); }
summary { display: flex; align-items: center; gap: 12px; padding: 18px 20px; cursor: pointer; list-style: none; font-size: 0.98rem; font-weight: 700; user-select: none; }
summary::-webkit-details-marker { display: none; }
summary span:last-child { flex: 1; }
summary::after {
  content: '\f078';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  font-size: 0.85rem;
  color: var(--blue);
  transition: transform .25s;
  flex-shrink: 0;
}
details[open] summary::after { transform: rotate(-180deg); }
.fq { background: var(--blue-deep); color: #fff; font-size: 0.78rem; font-weight: 800; width: 24px; height: 24px; border-radius: 6px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.fb { padding: 0 20px 18px 56px; font-size: 0.92rem; color: var(--muted); line-height: 1.75; }

/* CONTACT */
.contact-sec { background: var(--white); }
.contact-wrap { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; align-items: start; }
.contact-info h2 { font-size: 1.7rem; line-height: 1.3; margin: 10px 0 14px; }
.contact-info p   { color: var(--muted); font-size: 0.95rem; line-height: 1.75; }
.contact-ul { margin-top: 18px; display: flex; flex-direction: column; gap: 8px; }
.contact-ul li { font-size: 0.92rem; font-weight: 500; color: var(--text); }
.inquiry-form { background: var(--bg-pale); border: 2px solid var(--border); border-radius: var(--radius-lg); padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.inquiry-form label { display: flex; flex-direction: column; gap: 6px; font-size: 0.88rem; font-weight: 700; color: var(--text); }
.inquiry-form input, .inquiry-form textarea, .inquiry-form select { width: 100%; padding: 12px 14px; border: 2px solid var(--border); border-radius: var(--radius-sm); font-size: 0.93rem; font-family: inherit; background: var(--white); transition: border-color .2s, box-shadow .2s; color: var(--text); }
.inquiry-form input:focus, .inquiry-form textarea:focus, .inquiry-form select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(59,125,232,.15); }
.req { color: #e03c3c; }
.form-note { font-size: 0.78rem; color: var(--muted); text-align: center; margin-top: -4px; }

/* ANIMATIONS */
[data-anim] { opacity: 1; transform: translateY(0); transition: opacity .5s ease, transform .5s ease; }
[data-anim].visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 960px) {
  .about-cards { grid-template-columns: 1fr; }
  .target-cards { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .section { padding: 48px 0; }
  .svc-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .stat-div { display: none; }
  .prod-btns { flex-direction: column; align-items: center; }
  .hero-icons-row { gap: 10px; }
}
/* BASIC css end */