/* ==========================================================================
   호치민풀빌라 — Shared Stylesheet
   File: css/style.css  (mọi trang dùng chung file này)
   ========================================================================== */

:root{
  --primary:#00bfa5;
  --primary-dark:#00897b;
  --primary-light:#e0f2f1;
  --kakao:#fee500;
  --naver:#03c75a;

  --white:#ffffff;
  --light:#f8f9fa;
  --gray:#6c757d;
  --border:#e9ecef;
  --dark:#1a1a2e;
  --text:#333333;

  --radius:16px;
  --shadow:0 4px 16px rgba(0,0,0,.1);
  --shadow-hover:0 10px 32px rgba(0,0,0,.15);
  --container:1200px;
}

/* ============ RESET ============ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans KR",Arial,sans-serif;color:var(--text);background:var(--white);line-height:1.6;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit}
button{border:none;cursor:pointer}

/* ============ COMMON ============ */
.container{width:min(100% - 32px,var(--container));margin:0 auto}
.section{padding:60px 20px}
.section-title{
  font-family:"Jua",sans-serif;font-size:clamp(24px,4vw,36px);text-align:center;
  color:var(--dark);margin-bottom:8px;position:relative;padding-bottom:14px;
}
.section-title::after{
  content:"";position:absolute;left:50%;bottom:0;width:64px;height:3px;border-radius:3px;
  background:var(--primary);transform:translateX(-50%) scaleX(0);transform-origin:center;
  animation:underline .7s ease .3s forwards;
}
.section-subtitle{text-align:center;color:var(--gray);margin-bottom:36px;font-size:15px;padding:0 16px}
.section-more{margin-top:32px;text-align:center}
.more-btn{
  display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;
  background:#fff;color:var(--primary-dark);border:2px solid var(--primary);border-radius:30px;
  font-size:15px;font-weight:700;transition:.3s;
}
.more-btn:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}

/* ============ HEADER ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,255,255,.95);backdrop-filter:blur(10px);
  box-shadow:0 2px 20px rgba(0,0,0,.1);padding:0 20px;
}
.header-inner{max-width:var(--container);height:60px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.logo{
  font-family:"Jua",sans-serif;font-size:28px;font-weight:700;display:inline-block;
  background:linear-gradient(90deg,#00bfa5,#03c75a,#00bfa5,#00c2ff,#00bfa5);
  background-size:400% 400%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  animation:logoGradient 6s linear infinite,logoWave 2.5s ease-in-out infinite;
}
.logo span{
  background:linear-gradient(90deg,#ff9800,#ff5722,#ff9800);background-size:300% 300%;
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  animation:logoGradient 4s linear infinite;
}
.logo:hover{transform:scale(1.05);transition:.3s}
.header-btns{display:flex;align-items:center;gap:10px}
.btn-kakao,.btn-naver{padding:8px 16px;border-radius:20px;font-size:13px;font-weight:700;white-space:nowrap;transition:.25s ease}
.btn-kakao{background:var(--kakao);color:#000}
.btn-naver{background:var(--naver);color:var(--white)}
.btn-kakao:hover,.btn-naver:hover{transform:scale(1.05)}

/* ============ HERO (홈) ============ */
.hero{position:relative;height:100vh;min-height:600px;margin-top:60px;overflow:hidden}
.hero-slider,.hero-slide{width:100%;height:100%}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease}
.hero-slide.active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover}
.hero-slide.active img{animation:ken 6s ease-out forwards}
.hero-overlay{position:absolute;inset:0;z-index:2;background:linear-gradient(to bottom,rgba(0,0,0,.2),rgba(0,0,0,.65))}
.hero-content{position:absolute;left:0;right:0;bottom:0;z-index:3;text-align:center;color:var(--white);padding:40px 20px 60px}
.hero-content>*{opacity:0;transform:translateY(26px);animation:heroUp .9s cubic-bezier(.22,.61,.36,1) forwards}
.hero-badge{
  display:inline-block;background:var(--primary);color:var(--white);padding:6px 16px;border-radius:20px;
  font-size:13px;font-weight:700;margin-bottom:16px;
  animation:heroUp .9s cubic-bezier(.22,.61,.36,1) .2s forwards,pulse 2s 1.2s infinite;
}
.hero-title{font-family:"Jua",sans-serif;font-size:clamp(28px,6vw,56px);line-height:1.2;margin-bottom:12px;text-shadow:0 2px 10px rgba(0,0,0,.5);animation-delay:.4s}
.hero-subtitle{font-size:clamp(14px,3vw,18px);opacity:.9;margin-bottom:28px;animation-delay:.6s}
.hero-cta{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;animation-delay:.8s}
.cta-main,.cta-sub{padding:14px 30px;border-radius:30px;font-size:16px;font-weight:700;transition:.25s ease}
.cta-main{background:var(--kakao);color:#000;box-shadow:0 4px 20px rgba(0,0,0,.3)}
.cta-sub{background:rgba(255,255,255,.2);color:var(--white);border:2px solid var(--white);backdrop-filter:blur(5px)}
.cta-main:hover,.cta-sub:hover{transform:translateY(-2px)}
.scroll-cue{position:absolute;left:50%;bottom:18px;z-index:3;transform:translateX(-50%);color:rgba(255,255,255,.85);font-size:26px;animation:cueBounce 2s ease-in-out infinite;pointer-events:none}

/* ============ PAGE HERO (목록/내부) ============ */
.page-hero{padding:100px 20px 40px;text-align:center;background:linear-gradient(135deg,var(--primary-light),#fff)}
.page-hero h1{font-family:"Jua",sans-serif;font-size:clamp(26px,5vw,42px);color:var(--dark);margin-bottom:14px;opacity:0;transform:translateY(24px);animation:heroUp .8s ease .1s forwards}
.page-hero p{max-width:760px;margin:0 auto;color:var(--gray);font-size:clamp(14px,2.4vw,16px);opacity:0;transform:translateY(24px);animation:heroUp .8s ease .3s forwards}

/* ============ FEATURES ============ */
.features{background:var(--primary-light);padding:40px 20px}
.features-grid{max-width:900px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:20px;text-align:center}
.feature-item{background:var(--white);border-radius:var(--radius);padding:20px 12px;box-shadow:0 2px 10px rgba(0,0,0,.06);transition:.25s ease}
.feature-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.feature-icon{font-size:32px;margin-bottom:8px}
.feature-name{font-family:"Jua",sans-serif;font-size:15px;color:var(--primary-dark)}

/* ============ FILTER (목록) ============ */
.villa-filter-section{background:#fff;padding:24px 16px;border-bottom:1px solid #eee;position:sticky;top:60px;z-index:100}
.villa-filter-buttons{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;max-width:var(--container);margin:0 auto}
.villa-filter-btn{padding:11px 22px;border-radius:999px;background:#f5f5f5;color:var(--primary-dark);border:1px solid rgba(0,191,165,.2);font-size:15px;font-weight:700;transition:.25s ease}
.villa-filter-btn:hover{background:var(--primary-light);transform:translateY(-2px)}
.villa-filter-btn.active{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(0,191,165,.25)}

/* ============ VILLAS GRID + CARD ============ */
.villas-section{background:#f5f5f5;padding:36px 0 60px}
.villas-grid{max-width:var(--container);margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:24px 16px 40px}
.villa-card{position:relative;display:block;width:100%;background:var(--white);border:1px solid #e8e8e8;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease}
.villa-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.villa-photos{position:relative;width:100%;height:220px;background:#eee;overflow:hidden}
.villa-photos img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.villa-card:hover .villa-photos img{transform:scale(1.06)}
.villa-photos.ph{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-light),#f5f5f5)}
.villa-photos.ph span{font-family:"Jua",sans-serif;font-size:15px;color:var(--primary-dark);opacity:.8}
.villa-badge{position:absolute;top:10px;left:10px;z-index:2;background:#ff6b35;color:var(--white);padding:3px 9px;border-radius:10px;font-size:12px;font-weight:700}
.villa-info{padding:16px}
.villa-name{font-family:"Jua",sans-serif;font-size:18px;color:var(--dark);margin-bottom:4px}
.villa-rooms{color:var(--primary-dark);font-size:13px;font-weight:700;margin-bottom:6px}
.villa-price{font-size:13px;color:var(--text);font-weight:500;margin-bottom:10px}
.villa-price b{color:var(--primary-dark)}
.villa-desc{font-size:13px;color:var(--gray);line-height:1.5;margin-bottom:12px}
.villa-amenities{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.amenity-tag{background:var(--primary-light);color:var(--primary-dark);padding:3px 8px;border-radius:20px;font-size:11px;font-weight:500}
.villa-cta{display:block;width:100%;background:var(--primary);color:var(--white);text-align:center;padding:12px;border-radius:10px;font-size:15px;font-weight:700;transition:.25s ease}
.villa-cta:hover{background:var(--primary-dark)}
.villa-empty{max-width:var(--container);margin:0 auto;text-align:center;color:var(--gray);padding:40px 16px;font-size:15px}

/* ============ DETAIL PAGE ============ */
.detail-section{background:var(--light);padding:90px 20px 60px}
.detail-wrap{max-width:900px;margin:0 auto}
.detail-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);animation:fadeUp .8s ease both}
.detail-main-image{width:100%;height:420px;object-fit:cover;animation:softZoom 1.2s ease both}
.detail-body{padding:24px}
.detail-title{font-family:"Jua",sans-serif;font-size:clamp(24px,4vw,36px);color:var(--dark);margin-bottom:8px}
.detail-meta{color:var(--primary-dark);font-weight:700;margin-bottom:16px}
.detail-body h2{position:relative;margin:38px 0 18px;padding-left:16px;font-family:"Jua",sans-serif;font-size:28px;color:var(--dark)}
.detail-body h2::before{content:"";position:absolute;left:0;top:6px;width:5px;height:28px;border-radius:20px;background:var(--primary)}
.detail-text{background:#fff;border-left:5px solid var(--primary);padding:20px 22px;border-radius:14px;box-shadow:0 4px 18px rgba(0,0,0,.06);line-height:1.8;margin-bottom:24px}
.detail-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:24px}
.detail-list li{background:linear-gradient(135deg,#fff,var(--primary-light));color:var(--primary-dark);padding:12px 14px;border-radius:10px;font-weight:600;border:1px solid rgba(0,191,165,.18);box-shadow:0 4px 14px rgba(0,0,0,.05);transition:.25s ease}
.detail-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow)}

/* ROOM OPTIONS (giá) */
.room-options{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:10px 0 24px}
.room-option{background:linear-gradient(135deg,#fff,var(--primary-light));border:1px solid rgba(0,191,165,.2);border-radius:8px;padding:10px 4px;text-align:center;transition:.25s ease}
.room-option:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.room-option-rooms{font-family:"Jua",sans-serif;font-size:13px;color:var(--primary-dark)}
.room-option-price{font-size:12px;color:var(--gray);margin-top:2px}

/* GALLERY */
.detail-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:24px}
.detail-gallery img{width:100%;aspect-ratio:1/1;height:auto;object-fit:cover;border-radius:12px;cursor:pointer;transition:.3s ease}
.detail-gallery img:hover{transform:scale(1.04);box-shadow:var(--shadow-hover)}

/* FAQ */
.faq-item{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 20px;margin-bottom:14px;box-shadow:0 4px 14px rgba(0,0,0,.05)}
.faq-item h3{margin-bottom:8px;color:var(--primary-dark);font-family:"Jua",sans-serif;font-size:20px}
.faq-item p{color:var(--gray);margin:0}

/* DETAIL ACTION BUTTONS */
.detail-actions{margin-top:40px;display:flex;gap:15px;flex-wrap:wrap}
.detail-actions a{flex:1;min-height:56px;display:flex;align-items:center;justify-content:center;border-radius:12px;font-size:16px;font-weight:700;transition:.3s}
.detail-kakao{background:#fee500;color:#000}
.detail-kakao:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(254,229,0,.35)}
.detail-naver{background:#03c75a;color:#fff}
.detail-naver:hover{transform:translateY(-3px);box-shadow:0 10px 20px rgba(3,199,90,.35)}

/* ============ BLOG ============ */
.blog-section{background:var(--light);padding:90px 20px 60px}
.blog-grid{max-width:900px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.blog-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s ease}
.blog-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.blog-card img{width:100%;height:220px;object-fit:cover;transition:transform .4s ease}
.blog-card:hover img{transform:scale(1.05)}
.blog-info{padding:18px}
.blog-date{display:block;color:var(--gray);font-size:12px;margin-bottom:8px}
.blog-title{font-family:"Jua",sans-serif;font-size:20px;color:var(--dark);margin-bottom:8px}
.blog-desc{color:var(--gray);font-size:14px}

/* BLOG DETAIL */
.blog-hero{position:relative;height:500px}
.blog-hero img{width:100%;height:100%;object-fit:cover}
.blog-hero-overlay{position:absolute;inset:0;background:rgba(0,0,0,.45)}
.blog-hero-content{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);text-align:center;color:#fff;width:90%;max-width:900px}
.blog-hero-content h1{font-size:clamp(28px,5vw,52px);line-height:1.3;margin:20px 0}
.blog-category{background:var(--primary);padding:8px 18px;border-radius:999px;font-weight:700}
.blog-meta{opacity:.8;margin-top:8px}
.blog-detail{padding:80px 20px}
.blog-detail-container{max-width:900px;margin:auto}
.blog-detail-body{background:#fff;padding:clamp(24px,5vw,50px);border-radius:24px;box-shadow:var(--shadow)}
.blog-detail-body p{font-size:18px;line-height:1.9;color:#555;margin-bottom:24px}
.blog-detail-body h2{margin:50px 0 20px;font-size:clamp(24px,4vw,32px);color:var(--dark)}
.blog-detail-body ul{margin:0 0 24px 20px;list-style:disc;color:#555}
.blog-detail-body li{margin-bottom:8px}
.blog-content-image{width:100%;border-radius:20px;margin:30px 0;display:block}
.blog-note{background:#f5fffb;border-left:5px solid var(--primary);padding:25px;border-radius:14px;margin:30px 0}
.blog-note p{margin:8px 0 0;font-size:16px}
.blog-intro{font-size:22px !important;font-weight:500;color:#333 !important}

/* ============ CTA SECTION ============ */
.cta-section{background:linear-gradient(135deg,var(--primary-dark),var(--primary));padding:60px 20px;text-align:center;color:var(--white)}
.cta-section h2{font-family:"Jua",sans-serif;font-size:clamp(22px,4vw,36px);margin-bottom:12px}
.cta-section p{font-size:16px;opacity:.9;margin-bottom:32px}
.cta-buttons{display:flex;justify-content:center;flex-wrap:wrap;gap:16px}
.cta-kakao,.cta-naver{padding:16px 36px;border-radius:30px;font-size:17px;font-weight:700;transition:.25s ease}
.cta-kakao{background:var(--kakao);color:#000}
.cta-naver{background:rgba(255,255,255,.2);color:var(--white);border:2px solid var(--white)}
.cta-kakao:hover,.cta-naver:hover{transform:scale(1.05)}

/* ============ FOOTER + FLOAT ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.65);padding:40px 20px;text-align:center;font-size:13px;line-height:1.8}
.site-footer strong{color:var(--white)}
.float-kakao{position:fixed;right:20px;bottom:24px;z-index:999;display:flex;align-items:center;gap:8px;background:var(--kakao);color:#000;border-radius:50px;padding:14px 20px;font-size:15px;font-weight:700;box-shadow:0 4px 20px rgba(0,0,0,.2);animation:float 3s ease-in-out infinite}

/* ============ MODAL (이미지 확대) ============ */
.modal-overlay{display:none;position:fixed;inset:0;z-index:2000;background:rgba(0,0,0,.9);align-items:center;justify-content:center}
.modal-overlay.open{display:flex}
.modal-inner{position:relative;max-width:95vw;max-height:90vh}
.modal-inner img{max-width:100%;max-height:85vh;object-fit:contain;border-radius:12px}
.modal-close{position:absolute;top:-42px;right:0;background:none;color:var(--white);font-size:32px}

/* ============ SCROLL REVEAL (js/main.js 가 .active 추가) ============ */
.reveal{opacity:0;transform:translateY(28px);transition:.7s ease}
.reveal.active{opacity:1;transform:translateY(0)}

/* ============ KEYFRAMES ============ */
@keyframes underline{to{transform:translateX(-50%) scaleX(1)}}
@keyframes heroUp{to{opacity:1;transform:translateY(0)}}
@keyframes ken{from{transform:scale(1.1)}to{transform:scale(1)}}
@keyframes cueBounce{0%,100%{transform:translate(-50%,0);opacity:.6}50%{transform:translate(-50%,8px);opacity:1}}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:translateY(0)}}
@keyframes softZoom{from{transform:scale(1.04)}to{transform:scale(1)}}
@keyframes logoGradient{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@keyframes logoWave{0%,50%,100%{transform:skewX(0)}25%{transform:skewX(-3deg)}75%{transform:skewX(3deg)}}

/* ============ RESPONSIVE ============ */
@media(max-width:992px){
  .villas-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .villas-grid{grid-template-columns:1fr}
  .blog-grid{grid-template-columns:1fr}
  .hero{min-height:560px}
  .detail-main-image{height:300px}
  .detail-list{grid-template-columns:1fr}
  .detail-body h2{font-size:24px}
  .detail-gallery{grid-template-columns:repeat(3,1fr)}
  .detail-actions{flex-direction:column}
  .detail-actions a{width:100%}
}
@media(max-width:480px){
  .container{width:min(100% - 24px,var(--container))}
  .site-header{padding:0 12px}
  .logo{font-size:18px}
  .btn-naver{display:none}
  .hero-cta{flex-direction:column;align-items:center}
  .cta-main,.cta-sub{width:min(100%,280px);text-align:center}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .float-kakao{right:14px;bottom:18px;padding:12px 16px;font-size:14px}
  .room-options{grid-template-columns:repeat(2,1fr)}
  .detail-gallery{grid-template-columns:repeat(2,1fr)}
  .villa-filter-buttons{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px}
  .villa-filter-btn{flex:0 0 auto;font-size:14px;padding:10px 18px}
}