:root{
  --bg:#0f1220; --panel:#171a2e; --card:#1d2140; --primary:#ff2d78; --primary-2:#7a3bff;
  --text:#f4f5fb; --muted:#9aa0c3; --border:#282c50; --accent:#20d4a8;
  --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{background:linear-gradient(90deg,#12142a,#1b1638);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;gap:24px;padding:14px 20px}
.logo{font-size:26px;font-weight:800;letter-spacing:-.5px}
.logo span{background:linear-gradient(90deg,var(--primary),var(--primary-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.main-nav{display:flex;gap:20px;flex:1}
.main-nav a{padding:8px 4px;font-weight:500;color:#dcdff5;border-bottom:2px solid transparent;transition:.2s}
.main-nav a:hover{color:var(--primary);border-color:var(--primary)}
.header-search{display:flex;gap:0}
.header-search input{padding:9px 14px;border-radius:8px 0 0 8px;border:1px solid var(--border);background:var(--panel);color:var(--text);min-width:240px;outline:none}
.header-search button{padding:9px 18px;border:none;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;font-weight:600;cursor:pointer;border-radius:0 8px 8px 0}

/* Hero */
.hero{padding:60px 0;background:radial-gradient(circle at 20% 20%,rgba(255,45,120,.25),transparent 50%),radial-gradient(circle at 80% 30%,rgba(122,59,255,.25),transparent 50%)}
.hero h1{font-size:44px;font-weight:800;letter-spacing:-1px;margin-bottom:14px}
.hero p{color:var(--muted);font-size:18px;max-width:600px;margin-bottom:28px}
.hero-search{background:var(--panel);border:1px solid var(--border);padding:18px;border-radius:var(--radius);display:grid;grid-template-columns:2fr 1fr 1fr 1fr auto;gap:10px;max-width:960px}
.hero-search input,.hero-search select{padding:11px 12px;background:var(--card);border:1px solid var(--border);border-radius:8px;color:var(--text);outline:none;font-size:14px}
.hero-search button{padding:11px 22px;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;border:none;border-radius:8px;font-weight:700;cursor:pointer}

/* Sections */
.section{padding:50px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:24px}
.section-head h2{font-size:26px;font-weight:700}
.section-head a{color:var(--primary);font-weight:600;font-size:14px}

/* Cards grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s,border-color .2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);border-color:var(--primary)}
.card-img{aspect-ratio:16/10;background:linear-gradient(135deg,#332a5e,#1a1636);display:flex;align-items:center;justify-content:center;color:#fff;font-size:34px;font-weight:800;position:relative}
.card-img .cat{position:absolute;top:10px;left:10px;background:rgba(0,0,0,.55);padding:4px 10px;border-radius:20px;font-size:12px;font-weight:500}
.card-body{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card-body h3{font-size:17px;font-weight:700;line-height:1.3}
.card-body .meta{color:var(--muted);font-size:13px}
.card-body .price{margin-top:auto;padding-top:10px;color:var(--accent);font-weight:700}

/* City chips */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.chip{padding:8px 16px;background:var(--panel);border:1px solid var(--border);border-radius:20px;font-size:14px;cursor:pointer;transition:.2s}
.chip:hover,.chip.active{background:linear-gradient(90deg,var(--primary),var(--primary-2));border-color:transparent}

/* Filter sidebar */
.layout{display:grid;grid-template-columns:280px 1fr;gap:28px}
.filter-panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;height:fit-content;position:sticky;top:80px}
.filter-panel h3{font-size:14px;text-transform:uppercase;margin-bottom:14px;color:var(--muted);letter-spacing:.5px}
.filter-panel label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;margin-top:12px}
.filter-panel input,.filter-panel select{width:100%;padding:9px;background:var(--card);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:14px}
.filter-panel button{margin-top:16px;width:100%;padding:11px;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer}

/* Calendar */
.calendar-wrap{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.cal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.cal-header h2{font-size:22px;font-weight:700}
.cal-header a{padding:8px 14px;background:var(--card);border:1px solid var(--border);border-radius:8px;font-size:14px}
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal-dow{padding:8px;text-align:center;font-size:12px;color:var(--muted);text-transform:uppercase;font-weight:600}
.cal-day{background:var(--card);border:1px solid var(--border);border-radius:8px;min-height:96px;padding:8px;font-size:13px;position:relative}
.cal-day.empty{background:transparent;border:none}
.cal-day.today{border-color:var(--primary)}
.cal-day .n{font-weight:700;color:var(--muted)}
.cal-day .ev{display:block;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;padding:3px 6px;border-radius:4px;font-size:11px;margin-top:4px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}

/* Detail */
.detail{display:grid;grid-template-columns:1fr 380px;gap:30px;padding:40px 0}
.detail-hero{background:linear-gradient(135deg,#332a5e,#1a1636);border-radius:var(--radius);aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;color:#fff;font-size:44px;font-weight:800;text-align:center;padding:20px}
.detail h1{font-size:32px;font-weight:800;margin:24px 0 8px}
.detail .desc{color:var(--muted);margin:16px 0;font-size:16px}
.detail-info{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:24px;height:fit-content;position:sticky;top:80px}
.detail-info .row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}
.detail-info .row span:first-child{color:var(--muted)}
.buy-btn{width:100%;padding:14px;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;border:none;border-radius:10px;font-size:16px;font-weight:700;cursor:pointer;margin-top:16px}

/* Campaigns */
.camp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.camp{background:linear-gradient(135deg,#2a1f4d,#1a1636);border:1px solid var(--border);border-radius:var(--radius);padding:24px;position:relative;overflow:hidden}
.camp::before{content:"";position:absolute;top:-40px;right:-40px;width:140px;height:140px;background:radial-gradient(circle,var(--primary),transparent);opacity:.4}
.camp h3{font-size:20px;margin-bottom:10px}
.camp p{color:var(--muted);font-size:14px;margin-bottom:14px}
.camp .code{display:inline-block;padding:6px 14px;background:#000;border:1px dashed var(--primary);color:var(--primary);border-radius:6px;font-family:monospace;font-weight:700}
.camp .valid{font-size:12px;color:var(--muted);margin-top:12px}

/* Footer */
.site-footer{background:#0a0c1a;border-top:1px solid var(--border);padding:40px 0 20px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-bottom:30px}
.footer-grid h4{font-size:14px;margin-bottom:14px;text-transform:uppercase;color:var(--muted);letter-spacing:.5px}
.footer-grid a{display:block;padding:4px 0;font-size:14px;color:#dcdff5}
.footer-grid a:hover{color:var(--primary)}
.footer-grid p{color:var(--muted);font-size:14px;margin-top:8px}
.copy{padding-top:20px;border-top:1px solid var(--border);color:var(--muted);font-size:13px;text-align:center}

/* Modal */
.modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:100;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-box{background:var(--panel);border-radius:var(--radius);padding:28px;max-width:480px;width:100%;border:1px solid var(--border)}
.modal-box h3{margin-bottom:16px}
.modal-box label{display:block;margin:10px 0 4px;font-size:13px;color:var(--muted)}
.modal-box input{width:100%;padding:10px;background:var(--card);border:1px solid var(--border);border-radius:6px;color:var(--text)}
.modal-actions{display:flex;gap:10px;margin-top:20px}
.modal-actions button{flex:1;padding:11px;border:none;border-radius:8px;font-weight:600;cursor:pointer}
.btn-cancel{background:var(--card);color:var(--text);border:1px solid var(--border)!important}
.btn-primary{background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff}

.auth-card{max-width:440px;margin:30px auto;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));border:1px solid var(--border);border-radius:18px;padding:28px;box-shadow:0 20px 40px rgba(0,0,0,.2)}
.auth-card h1{margin-bottom:6px;font-size:28px;font-weight:800}
.auth-subtitle{color:var(--muted);margin-bottom:20px}
.auth-form{display:flex;flex-direction:column;gap:14px}
.auth-field{display:flex;flex-direction:column;gap:6px;color:var(--muted);font-size:14px;font-weight:600}
.auth-field input{width:100%;padding:12px 14px;background:var(--card);border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:15px;outline:none;transition:border-color .2s,box-shadow .2s,transform .2s}
.auth-field input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,45,120,.16);transform:translateY(-1px)}
.auth-btn{width:100%;padding:13px 16px;border:none;border-radius:10px;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;font-size:16px;font-weight:700;cursor:pointer;box-shadow:0 12px 24px rgba(255,45,120,.25);transition:transform .15s,box-shadow .15s}
.auth-btn:hover{transform:translateY(-1px);box-shadow:0 16px 28px rgba(255,45,120,.32)}
.auth-link{color:var(--primary);font-weight:600}

.notice{background:var(--card);border:1px solid var(--accent);color:var(--accent);padding:14px;border-radius:8px;margin-bottom:20px}

.breadcrumb{padding:16px 0;color:var(--muted);font-size:14px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}

@media(max-width:900px){
  .main-nav{display:none}
  .header-search input{min-width:0;width:100%}
  .hero-search{grid-template-columns:1fr}
  .layout{grid-template-columns:1fr}
  .detail{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .filter-panel{position:static}
}

/* Logo image */
.logo-img{max-height:40px;max-width:180px;display:block}

/* Slider */
.slider{position:relative;width:100%;height:460px;overflow:hidden;background:var(--panel)}
.slider .slides{position:relative;width:100%;height:100%}
.slider .slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity .6s ease}
.slider .slide.active{opacity:1}
.slide-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.1),rgba(0,0,0,.7));display:flex;align-items:flex-end;padding-bottom:70px}
.slide-overlay h2{font-size:38px;font-weight:800;color:#fff;max-width:720px;text-shadow:0 3px 20px rgba(0,0,0,.6)}
.slide-overlay p{color:#e6e6f0;font-size:17px;margin-top:10px;max-width:600px}
.slide-btn{display:inline-block;margin-top:16px;padding:10px 22px;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;border-radius:8px;font-weight:700}
.slider-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.4);color:#fff;border:none;width:44px;height:44px;border-radius:50%;cursor:pointer;font-size:26px;z-index:2;transition:.2s}
.slider-nav:hover{background:var(--primary)}
.slider-nav.prev{left:16px}.slider-nav.next{right:16px}
.slider-dots{position:absolute;bottom:20px;left:0;right:0;display:flex;justify-content:center;gap:8px;z-index:2}
.slider-dots .dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;transition:.2s}
.slider-dots .dot.active{background:var(--primary);width:26px;border-radius:6px}

/* payment note */
.pay-note{margin:12px 0;padding:10px 14px;background:var(--card);border:1px solid var(--border);border-radius:8px;font-size:14px;color:var(--muted)}
.pay-note strong{color:var(--text)}

/* Admin slide list */
.slide-list{display:grid;gap:12px}
.slide-item{display:grid;grid-template-columns:120px 1fr auto;gap:16px;align-items:center;padding:10px;background:var(--card);border:1px solid var(--border);border-radius:10px}
.slide-item img{width:120px;height:70px;object-fit:cover;border-radius:6px}
.slide-item .actions{display:flex;gap:6px}

/* ============ MOBILE RESPONSIVE FIXES ============ */
img,video{max-width:100%;height:auto}
html,body{overflow-x:hidden;max-width:100%}
.container{width:100%}
table{max-width:100%}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* Burger button (hidden on desktop) */
.burger{display:none;background:transparent;border:1px solid var(--border);color:var(--text);width:42px;height:42px;border-radius:8px;font-size:22px;cursor:pointer;align-items:center;justify-content:center;flex-shrink:0}

@media(max-width:900px){
  .header-inner{gap:10px;padding:10px 14px;flex-wrap:wrap}
  .logo{font-size:20px;flex:1;min-width:0}
  .logo-img{max-height:34px;max-width:140px}
  .burger{display:inline-flex}
  .main-nav{display:none;order:3;flex-basis:100%;flex-direction:column;gap:0;background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:8px;margin-top:6px}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px;border-bottom:1px solid var(--border);border-radius:0}
  .main-nav a:last-child{border-bottom:none}
  .header-search{order:4;flex-basis:100%;margin-top:6px}
  .header-search input{flex:1;min-width:0;width:auto}
  .hero{padding:36px 0}
  .hero h1{font-size:28px}
  .hero p{font-size:15px}
  .hero-search{padding:12px;gap:8px}
  .section{padding:32px 0}
  .section-head{flex-wrap:wrap;gap:8px;margin-bottom:16px}
  .section-head h2{font-size:20px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
  .card-body h3{font-size:15px}
  .card-body{padding:12px}
  .breadcrumb{padding:12px 0;font-size:13px;word-break:break-word}
  /* Slider */
  .slider{height:260px}
  .slide-overlay{padding:16px;padding-bottom:56px}
  .slide-overlay h2{font-size:20px}
  .slide-overlay p{font-size:13px;margin-top:6px}
  .slide-btn{padding:8px 14px;font-size:13px;margin-top:10px}
  .slider-nav{width:36px;height:36px;font-size:20px}
  .slider-nav.prev{left:8px}.slider-nav.next{right:8px}
  /* Detail */
  .detail{padding:20px 0;gap:20px}
  .detail-hero{aspect-ratio:16/10;font-size:26px}
  .detail h1{font-size:22px;margin:16px 0 6px}
  .detail-info{position:static;padding:18px}
  /* Calendar */
  .calendar-wrap{padding:12px}
  .cal-header{flex-wrap:wrap;gap:8px}
  .cal-header h2{font-size:18px}
  .calendar{gap:3px}
  .cal-day{min-height:60px;padding:4px;font-size:11px}
  .cal-day .ev{font-size:9px;padding:2px 3px}
  .cal-dow{font-size:10px;padding:4px 2px}
  /* Footer */
  .site-footer{padding:28px 0 16px;margin-top:36px}
  .footer-grid{gap:20px;margin-bottom:20px}
  /* Modal */
  .modal{padding:10px}
  .modal-box{padding:20px}
  /* Chips scrolling */
  .chips{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;margin-left:-4px;margin-right:-4px;padding-left:4px;padding-right:4px}
  .chip{flex-shrink:0}
  /* Slide admin list */
  .slide-item{grid-template-columns:80px 1fr;gap:10px}
  .slide-item .actions{grid-column:1/-1;flex-wrap:wrap}
  .slide-item img{width:80px;height:50px}
}

@media(max-width:560px){
  .grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:24px}
  .card-img{aspect-ratio:4/3}
  .card-body h3{font-size:14px}
  .card-body .meta{font-size:12px}
  .card-body .price{font-size:14px}
}

@media(max-width:380px){
  .grid{grid-template-columns:1fr}
  .slider{height:220px}
}