/* ==========================================================================
   Thai2Tickets — style.css  (light, trust-first, mobile-first)
   ========================================================================== */
:root{
  --brand:#2f5bff; --brand-d:#1e3fb8; --accent:#a855f7; --accent2:#ec4899;
  --ink:#131832; --muted:#6b7391; --line:#e6e8f2; --bg:#f6f7fc; --card:#ffffff;
  --ok:#16a34a; --warn:#d97706; --danger:#e11d48; --line-green:#06c755;
  --radius:14px; --shadow:0 6px 22px rgba(24,32,64,.08); --shadow-lg:0 14px 40px rgba(24,32,64,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Sarabun",-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans Thai",sans-serif;
  line-height:1.6;font-size:16px}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em}
h1{font-size:30px;font-weight:800}
h2{font-size:24px;font-weight:800}
h3{font-size:18px;font-weight:700}
p{margin:0 0 1em}
.container{max-width:1140px;margin:0 auto;padding:0 18px}
.muted{color:var(--muted)}
.small{font-size:13px}
.center{text-align:center}
.link{color:var(--brand);font-weight:600}
.link:hover{text-decoration:underline}
.section{padding:44px 18px}
.narrow{max-width:820px}
.grad{background:linear-gradient(90deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;cursor:pointer;
  border:1px solid transparent;border-radius:10px;padding:10px 18px;font-family:inherit;
  font-size:15px;font-weight:700;transition:.15s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-line{background:var(--line-green);color:#fff}
.btn-line:hover{filter:brightness(1.05)}
.btn-lg{padding:13px 26px;font-size:16px}
.btn-sm{padding:7px 14px;font-size:13px}
.btn-block{display:flex;width:100%}

/* header */
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr{display:flex;align-items:center;justify-content:space-between;height:64px;gap:14px}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:var(--ink)}
.logo-badge{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px}
.logo-badge.lg{width:54px;height:54px;font-size:22px;border-radius:14px;margin:0 auto 6px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{padding:8px 12px;border-radius:8px;font-weight:600;color:var(--ink);font-size:15px}
.nav a:not(.btn):hover{background:var(--bg);color:var(--brand)}
.nav a:not(.btn).active{color:var(--brand)}
.nav a.btn-primary,.nav a.btn-primary:hover,.nav a.btn-line,.nav a.btn-line:hover{color:#fff}
.nav .btn{padding:8px 15px}
.nav-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--ink)}

/* safety bar */
.safety-bar{background:linear-gradient(90deg,rgba(47,91,255,.08),rgba(168,85,247,.08));border-bottom:1px solid var(--line)}
.safety-inner{display:flex;flex-wrap:wrap;gap:6px 22px;justify-content:center;padding:9px 18px;font-size:13.5px;font-weight:600;color:var(--ink)}

/* hero */
.hero{background:radial-gradient(1200px 400px at 50% -50px,rgba(168,85,247,.10),transparent),var(--bg);padding:56px 18px 40px}
.hero-inner{text-align:center;max-width:820px;margin:0 auto}
.hero h1{font-size:40px;margin-bottom:12px}
.hero .lead{font-size:18px;color:var(--muted);margin-bottom:24px}
.lead{font-size:18px;color:var(--muted)}
.search{display:flex;gap:8px;max-width:600px;margin:0 auto;background:#fff;padding:8px;border-radius:14px;box-shadow:var(--shadow);border:1px solid var(--line)}
.search input{flex:1;border:none;outline:none;font-family:inherit;font-size:16px;padding:10px 14px;background:transparent;color:var(--ink)}
.search-sm{box-shadow:none;max-width:360px;margin:0}
.hero-tags{margin-top:18px;font-size:14px;color:var(--muted);display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.hero-tags a{color:var(--brand);font-weight:700}

/* section head */
.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;flex-wrap:wrap}

/* event cards grid */
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.ecard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.15s;display:flex;flex-direction:column}
.ecard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.ecard-cover{height:130px;position:relative;display:flex;align-items:flex-end;padding:14px}
.ecard-artist{color:#fff;font-weight:800;font-size:20px;text-shadow:0 2px 8px rgba(0,0,0,.3)}
.ecard-badge{position:absolute;top:10px;right:10px;background:rgba(255,255,255,.92);color:var(--danger);font-size:11px;font-weight:800;padding:3px 9px;border-radius:999px}
.ecard-body{padding:14px;display:flex;flex-direction:column;gap:6px;flex:1}
.ecard-body h3{font-size:16px;margin:0}
.ecard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:10px;border-top:1px solid var(--line)}
.from{font-weight:800;color:var(--brand)}
.verified{font-size:12px;color:var(--ok);font-weight:700}

/* band / steps */
.band{background:linear-gradient(135deg,#111634,#1c2350);color:#fff;padding:48px 18px;margin-top:20px}
.band h2{color:#fff}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:26px 0}
.steps-vertical{grid-template-columns:1fr;max-width:640px;margin:26px auto}
.step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:20px}
.band .step p{color:#c9cfef;margin:0}
.steps-vertical .step{background:#fff;border-color:var(--line)}
.steps-vertical .step p{color:var(--muted)}
.step-n{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:10px}

/* why grid */
.grid-why{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.why-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.why-ico{font-size:28px;margin-bottom:8px}
.why-item h3{font-size:16px}
.why-item p{color:var(--muted);margin:0;font-size:14px}

/* cta sell */
.cta-sell{background:linear-gradient(135deg,rgba(47,91,255,.10),rgba(236,72,153,.10));border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:36px 18px;margin-top:24px}
.cta-sell.inline{border-radius:var(--radius);margin-top:34px;border:1px solid var(--line)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.cta-inner h2{margin:0 0 4px}
.cta-inner p{margin:0;color:var(--muted)}

/* breadcrumb */
.crumb{font-size:13px;color:var(--muted);margin-bottom:14px}
.crumb a{color:var(--brand)}

/* event detail */
.event-hero{border-radius:var(--radius);padding:28px;color:#fff;min-height:150px;display:flex;align-items:flex-end;box-shadow:var(--shadow);margin-bottom:24px}
.event-hero h1{color:#fff;margin:8px 0 6px;text-shadow:0 2px 10px rgba(0,0,0,.3)}
.event-hero p{color:#eef;margin:0}
.event-grid{display:grid;grid-template-columns:1fr 340px;gap:24px;align-items:start}
.listing-list{display:flex;flex-direction:column;gap:12px}
.listing{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;justify-content:space-between;gap:14px;align-items:center;box-shadow:var(--shadow)}
.listing-top{display:flex;align-items:center;gap:10px;margin-bottom:2px}
.verified-badge{font-size:11px;color:var(--ok);font-weight:800;background:rgba(22,163,74,.1);padding:2px 8px;border-radius:999px}
.new-badge{font-size:11px;color:var(--warn);font-weight:800;background:rgba(217,119,6,.1);padding:2px 8px;border-radius:999px}
.listing-buy{text-align:right;display:flex;flex-direction:column;gap:6px;align-items:flex-end}
.listing-price{font-size:20px;font-weight:800;color:var(--brand)}
.pf{display:inline-block;font-size:11px;font-weight:800;padding:2px 8px;border-radius:999px;margin-top:6px}
.pf-fair{color:var(--ok);background:rgba(22,163,74,.12)}
.pf-high{color:var(--warn);background:rgba(217,119,6,.12)}
.pf-low{color:var(--danger);background:rgba(225,29,72,.12)}
.note{background:rgba(217,119,6,.08);border:1px solid rgba(217,119,6,.25);border-radius:10px;padding:12px 14px;font-size:14px;color:#7a4d09}
.note.center{text-align:center}
.card-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);margin-bottom:16px}
.card-box h3{font-size:16px}
.safe-box{background:linear-gradient(135deg,rgba(47,91,255,.06),rgba(168,85,247,.06))}
.price-table{width:100%;border-collapse:collapse;font-size:14px}
.price-table th,.price-table td{text-align:left;padding:7px 6px;border-bottom:1px solid var(--line)}
.price-table th{color:var(--muted);font-weight:700}
.mini-steps{margin:6px 0 10px;padding-left:20px}
.mini-steps li{margin-bottom:4px}

/* faq accordion */
.faq-block{margin-top:36px}
.acc{display:flex;flex-direction:column;gap:10px}
.acc-item{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.acc-q{width:100%;text-align:left;background:none;border:none;font-family:inherit;font-size:16px;font-weight:700;color:var(--ink);padding:15px 18px;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.acc-q::after{content:"+";font-size:22px;color:var(--brand);font-weight:400}
.acc-item.open .acc-q::after{content:"−"}
.acc-a{max-height:0;overflow:hidden;transition:max-height .25s ease,padding .25s ease;padding:0 18px;color:var(--muted)}
.acc-item.open .acc-a{max-height:300px;padding:0 18px 16px}

/* tracker */
.tracker{display:flex;flex-direction:column;gap:0;margin:20px 0}
.tk-step{display:flex;gap:14px;align-items:flex-start;position:relative;padding-bottom:20px}
.tk-step:not(:last-child)::before{content:"";position:absolute;left:8px;top:20px;bottom:0;width:2px;background:var(--line)}
.tk-step.done:not(:last-child)::before{background:var(--ok)}
.tk-dot{width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--line);flex:none;margin-top:2px;z-index:1}
.tk-step.done .tk-dot{background:var(--ok);border-color:var(--ok)}
.tk-step.current .tk-dot{background:var(--brand);border-color:var(--brand);box-shadow:0 0 0 4px rgba(47,91,255,.18)}
.tracker-h{flex-direction:row;justify-content:space-between;gap:6px}
.tracker-h .tk-step{flex-direction:column;align-items:center;text-align:center;flex:1;padding-bottom:0}
.tracker-h .tk-step:not(:last-child)::before{left:50%;top:8px;right:-50%;bottom:auto;width:auto;height:2px}
.tracker-h small{font-size:11.5px;color:var(--muted);margin-top:6px}

/* orders */
.order-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);margin-bottom:16px}
.order-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:6px}
.order-amt{font-size:20px;font-weight:800;color:var(--brand)}
.order-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.muted-card{opacity:.85}

/* auth */
.center-card{display:flex;justify-content:center}
.auth-box{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-lg);padding:34px;max-width:420px;width:100%;text-align:center}

/* empty */
.empty{background:var(--card);border:1px dashed var(--line);border-radius:var(--radius);padding:40px;text-align:center;color:var(--muted)}

/* swap */
.swap-hero{text-align:center;max-width:760px;margin:0 auto 10px}
.swap-hero h1{font-size:34px}
.pill-new{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-size:12px;font-weight:800;padding:4px 12px;border-radius:999px;margin-bottom:10px}
.swap-types{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.swap-type{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-align:center;box-shadow:var(--shadow)}
.swap-type h3{font-size:17px}
.swap-type p{color:var(--muted);margin:0;font-size:14px}
.swap-board{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.swap-req{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:8px}
.swap-req-head{display:flex;justify-content:space-between;align-items:center}
.swap-line{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px}
.have{background:rgba(47,91,255,.1);color:var(--brand-d);padding:4px 10px;border-radius:8px;font-weight:700}
.want{background:rgba(168,85,247,.1);color:#7e22ce;padding:4px 10px;border-radius:8px;font-weight:700}
.swap-arrow{font-weight:800;color:var(--muted)}
.swap-req .btn{align-self:flex-start;margin-top:4px}
.swap-promo{background:linear-gradient(135deg,rgba(168,85,247,.1),rgba(236,72,153,.08));border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.swap-promo h2{margin:6px 0 4px}
.swap-promo p{margin:0;color:var(--muted);max-width:620px}

/* footer */
.site-footer{background:#0f1430;color:#c9cfef;margin-top:40px;padding:38px 18px 20px}
.foot{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
.site-footer .logo{color:#fff}
.logo-foot{margin-bottom:8px}
.foot-col h4{color:#fff;font-size:14px;margin-bottom:10px}
.foot-col a{display:block;color:#aab2d8;font-size:14px;padding:3px 0}
.foot-col a:hover{color:#fff}
.foot-col .muted{color:#8890b8}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:22px;padding-top:16px;font-size:13px;color:#8890b8}

/* responsive */
@media(max-width:900px){
  .event-grid{grid-template-columns:1fr}
  .grid-why{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .swap-types{grid-template-columns:1fr}
  .foot{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  h1{font-size:26px}.hero h1{font-size:30px}
  .nav-toggle{display:block}
  .nav{position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:10px 18px;gap:4px;display:none;box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .nav a,.nav .btn{width:100%;text-align:left}
  .search{flex-direction:column}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .foot{grid-template-columns:1fr}
  .tracker-h{flex-wrap:wrap}
}

/* auth / alerts */
.alert{padding:11px 14px;border-radius:10px;margin:12px 0;font-size:14px;text-align:left}
.alert-err{background:rgba(225,29,72,.1);color:#be123c;border:1px solid rgba(225,29,72,.3)}
.alert-ok{background:rgba(22,163,74,.1);color:#15803d;border:1px solid rgba(22,163,74,.3)}
.alert-dev{background:rgba(47,91,255,.1);color:#1e3fb8;border:1px solid rgba(47,91,255,.3)}
.input-lg{width:100%;font-family:inherit;font-size:16px;padding:12px 14px;border:1px solid var(--line);border-radius:10px}
.otp-input{text-align:center;letter-spacing:8px;font-size:24px}

/* รับกดบัตร (grab) */
.grab-card{padding:16px}
.grab-top{display:flex;gap:12px;align-items:center;margin-bottom:10px}
.grab-avatar{width:48px;height:48px;border-radius:12px;color:#fff;display:grid;place-items:center;font-weight:800;font-size:22px;flex:none}
.grab-avatar.lg{width:80px;height:80px;font-size:36px;border-radius:18px}
.grab-card h3{font-size:16px;margin:0}
.grab-stats{display:flex;gap:14px;font-size:13px;font-weight:700;color:var(--ink);margin:6px 0}
.grab-stats span{background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:4px 10px}
.grab-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;border-top:1px solid var(--line);padding-top:10px;margin-top:6px}
.profile-head{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.profile-meta h1{margin:0}
.portfolio{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;margin-top:12px}
.pf-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.pf-item img{width:100%;height:160px;object-fit:cover;display:block}
.pf-body{padding:14px}
.pf-top{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:2px}

/* โปรเปิดตัว */
.promo-banner{background:linear-gradient(135deg,rgba(22,163,74,.12),rgba(47,91,255,.10));border:1px solid rgba(22,163,74,.4);border-radius:12px;padding:14px 16px;margin:16px 0;font-size:14.5px;color:var(--ink)}