/* ============================================================
   โอม จง รวย — ตรวจหวย
   Layout: 2-column (main + sticky sidebar)
   Theme: white / blue / gold-yellow
   ============================================================ */

:root{
  --blue-900:#0b3a91;
  --blue-700:#0b5fd7;
  --blue-600:#1c72ef;
  --blue-100:#e8f1ff;
  --blue-50:#f4f8ff;
  --gold-700:#c98f00;
  --gold-500:#f4b400;
  --gold-400:#ffce3d;
  --gold-100:#fff6df;
  --white:#ffffff;
  --ink-900:#0f1b2d;
  --ink-700:#3a4a63;
  --ink-500:#6b7a94;
  --line:#e3ebf7;
  --grey-50:#f5f7fa;
  --success:#1a9d5c;
  --radius-lg:18px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(15,27,45,.06);
  --shadow-md:0 8px 24px rgba(11,58,145,.10);
  --shadow-gold:0 8px 22px rgba(244,180,0,.32);
  --container:1180px;
  --font-body:'Noto Sans Thai', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-head:'Prompt', 'Noto Sans Thai', system-ui, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink-900);
  background:var(--grey-50);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.25;margin:0 0 .5em;color:var(--blue-900);}
p{margin:0 0 1em;color:var(--ink-700);}
a{color:var(--blue-700);text-decoration:none;}
img,svg{max-width:100%;display:block;}
button{font-family:inherit;}

.wrap{max-width:var(--container);margin:0 auto;padding:0 20px;}

.skip-link{position:absolute;left:-999px;top:0;background:var(--blue-900);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:200;}
.skip-link:focus{left:0;}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-family:var(--font-head);font-size:1.05rem;color:var(--blue-900);}
.brand-text small{font-size:.72rem;color:var(--ink-500);}
.main-nav{display:flex;gap:24px;}
.main-nav a{color:var(--ink-700);font-weight:600;font-size:.92rem;padding:8px 0;}
.main-nav a:hover{color:var(--blue-700);}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;width:40px;height:38px;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;}
.menu-toggle span{width:20px;height:2px;background:var(--blue-900);border-radius:2px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;font-weight:700;font-size:.96rem;
  border:2px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:linear-gradient(135deg,var(--blue-600),var(--blue-900));color:#fff;box-shadow:var(--shadow-md);}
.btn-primary:hover{box-shadow:0 12px 30px rgba(11,58,145,.22);}
.btn-ghost{background:#fff;border-color:var(--blue-100);color:var(--blue-900);}
.btn-ghost:hover{border-color:var(--blue-600);}
.btn-scan{background:var(--gold-100);color:var(--gold-700);border-color:var(--gold-400);}
.btn-scan:hover{box-shadow:var(--shadow-gold);}
.btn-block{width:100%;}
.btn:disabled{opacity:.6;cursor:not-allowed;box-shadow:none;}

/* ---------- Slim hero ---------- */
.hero-slim{
  background:linear-gradient(135deg,var(--blue-900),var(--blue-700) 60%,#2b86ff);
  color:#fff;padding:30px 0;
}
.hero-slim-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;}
.hero-slim h1{color:#fff;font-size:clamp(1.4rem,3vw,2rem);margin-bottom:.25em;}
.hero-slim .hl{background:linear-gradient(90deg,var(--gold-400),#fff3c4);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-slim .lede{color:#d6e6ff;font-size:.95rem;margin:0;max-width:58ch;}
.hero-slim-actions{display:flex;gap:12px;flex-wrap:wrap;}
.hero-slim .btn-primary{background:#fff;color:var(--blue-900);box-shadow:0 8px 20px rgba(0,0,0,.18);}
.hero-slim .btn-scan{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.5);}
.hero-slim .btn-scan:hover{background:rgba(255,255,255,.2);box-shadow:none;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{display:flex;align-items:center;gap:8px;padding:16px 0;font-size:.86rem;color:var(--ink-500);}
.breadcrumb a{color:var(--ink-500);}
.breadcrumb a:hover{color:var(--blue-700);}
.breadcrumb [aria-current]{color:var(--blue-700);font-weight:600;}

/* ---------- Two-column layout ---------- */
.layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:22px;
  align-items:start;
  padding-bottom:48px;
}
.col-main{display:grid;gap:22px;min-width:0;}
.col-side{display:grid;gap:22px;position:sticky;top:78px;}

/* ---------- Card shell ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);padding:22px;
}
.card-title{font-size:1.15rem;text-align:center;margin-bottom:.6em;}
.card-sub{font-size:.88rem;text-align:center;color:var(--ink-500);}

/* ---------- Latest draw card ---------- */
.latest-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px;}
.latest-period{margin:0;color:var(--gold-700);font-weight:700;font-size:.95rem;}
.link-all{font-weight:700;font-size:.9rem;color:var(--blue-700);}
.link-all:hover{text-decoration:underline;}

.prize-pills{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.pill-col{text-align:center;display:flex;flex-direction:column;gap:6px;}
.pill{
  background:linear-gradient(135deg,var(--blue-600),var(--blue-900));
  color:#fff;border-radius:999px;padding:9px 8px;font-weight:700;font-size:.88rem;
  font-family:var(--font-head);
}
.pill-col:first-child .pill{background:linear-gradient(135deg,var(--gold-500),var(--gold-700));color:#4a2f00;}
.pill-meta{font-size:.72rem;color:var(--ink-500);line-height:1.45;}
.pill-number{
  font-family:var(--font-head);font-weight:800;color:var(--blue-900);
  font-size:clamp(1.3rem,2.6vw,1.75rem);letter-spacing:.06em;margin-top:2px;
}
.pill-number.pending{color:#c3ccda;}
.pill-number small{display:block;font-size:.95rem;letter-spacing:.04em;}

/* ---------- History ---------- */
.history-card{padding-bottom:0;}
.history-list{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.history-loading{padding:24px;text-align:center;color:var(--ink-500);margin:0;}

.history-row{
  display:grid;grid-template-columns:78px minmax(0,1fr) 24px;
  align-items:center;gap:10px;
  border-bottom:1px solid var(--line);
  background:none;border-left:none;border-right:none;border-top:none;
  width:100%;text-align:left;cursor:pointer;padding:0;font:inherit;color:inherit;
  transition:background .15s ease;
}
.history-row:hover{background:var(--blue-50);}
.history-date{
  background:var(--grey-50);align-self:stretch;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:14px 6px;font-family:var(--font-head);color:var(--blue-900);
}
.history-row:hover .history-date{background:var(--blue-100);}
.history-date .d{font-size:1.35rem;font-weight:800;line-height:1;}
.history-date .m{font-size:.82rem;font-weight:600;color:var(--ink-500);margin-top:2px;}
.history-nums{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:12px 4px;min-width:0;}
.history-cell{text-align:center;min-width:0;}
.history-cell .lbl{
  display:block;background:var(--grey-50);border-radius:999px;
  font-size:.7rem;color:var(--ink-500);padding:3px 6px;margin-bottom:5px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.history-cell .val{
  font-family:var(--font-head);font-weight:800;color:var(--ink-900);
  font-size:clamp(.95rem,1.7vw,1.2rem);letter-spacing:.03em;
}
.history-cell .val.pending{color:#c3ccda;}
.history-cell .val small{display:block;font-size:.82em;line-height:1.3;}
.history-chev{color:var(--ink-500);justify-self:center;}

.history-more{
  width:100%;background:#fff;border:none;border-top:1px solid var(--line);
  padding:16px;font-weight:700;color:var(--blue-700);cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:8px;font-size:.95rem;
  border-radius:0 0 var(--radius-lg) var(--radius-lg);
}
.history-more:hover{background:var(--blue-50);}
.history-more:disabled{color:var(--ink-500);cursor:default;background:#fff;}

/* ---------- Check form (sidebar) ---------- */
.check-card{border-top:4px solid var(--gold-500);}
.field-label{display:block;font-weight:700;margin-bottom:8px;color:var(--blue-900);font-size:.9rem;}
#periodDate{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);border:1.5px solid var(--line);
  font-size:1rem;appearance:none;color:var(--ink-900);
  background:var(--white) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="%230b3a91" stroke-width="2"><path d="M6 9l6 6 6-6"/></svg>') no-repeat right 14px center;
}
#periodDate:focus{outline:2px solid var(--blue-600);outline-offset:1px;}
.divider{height:1px;background:repeating-linear-gradient(90deg,var(--line) 0 6px,transparent 6px 12px);margin:16px 0;}

.tickets-grid{display:grid;gap:10px;margin-bottom:14px;}
.ticket-field{
  border:1.5px solid var(--line);border-radius:var(--radius-md);padding:8px 12px;
  background:var(--blue-50);transition:border-color .15s,box-shadow .15s,background .15s;
}
.ticket-field:focus-within{border-color:var(--blue-600);box-shadow:0 0 0 4px var(--blue-100);background:#fff;}
.ticket-field-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:2px;}
.ticket-field-head label{font-size:.72rem;font-weight:700;color:var(--blue-700);}
.ticket-clear{border:none;background:none;color:var(--ink-500);cursor:pointer;font-size:.72rem;padding:2px 5px;border-radius:6px;}
.ticket-clear:hover{color:#c0392b;}
.ticket-field input{
  width:100%;border:none;background:transparent;font-family:var(--font-head);
  font-size:1.3rem;letter-spacing:.16em;font-weight:700;color:var(--ink-900);
  text-align:center;padding:2px 0;
}
.ticket-field input:focus{outline:none;}
.ticket-field input::placeholder{color:#b9c4d6;letter-spacing:.16em;}
.ticket-field.has-value{border-color:var(--gold-500);background:var(--gold-100);}

.btn-submit{margin-top:10px;}
.form-hint{margin:12px 0 0;font-size:.85rem;color:var(--ink-500);min-height:1.3em;}
.form-hint.is-error{color:#c0392b;font-weight:600;}

/* ---------- Results panel ---------- */
.results-panel{margin-top:18px;display:grid;gap:10px;}
.results-panel[hidden]{display:none;}
.result-row{
  display:flex;align-items:center;gap:12px;background:#fff;border:1.5px solid var(--line);
  border-radius:var(--radius-md);padding:12px 14px;
}
.result-row.win{border-color:var(--gold-500);background:linear-gradient(90deg,var(--gold-100),#fff);}
.result-badge{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-family:var(--font-head);flex:none;font-size:.85rem;
  background:var(--blue-100);color:var(--blue-700);
}
.result-row.win .result-badge{background:var(--gold-500);color:#5c3d00;}
.result-num{font-family:var(--font-head);font-weight:800;font-size:1.05rem;letter-spacing:.08em;}
.result-desc{font-size:.8rem;color:var(--ink-500);}
.result-info{flex:1;min-width:0;}
.result-amt{font-family:var(--font-head);font-weight:800;color:var(--success);font-size:.9rem;white-space:nowrap;}
.result-row.lose .result-amt{color:var(--ink-500);font-weight:600;}

/* ---------- Prize table ---------- */
.prize-table-wrap{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--line);margin-top:14px;}
.prize-table{width:100%;border-collapse:collapse;min-width:480px;}
.prize-table th,.prize-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:.92rem;}
.prize-table thead th{background:var(--blue-900);color:#fff;font-family:var(--font-head);font-size:.88rem;}
.prize-table tbody tr:nth-child(even){background:var(--blue-50);}
.prize-table tbody tr:hover{background:var(--gold-100);}
.prize-table .amt{font-weight:800;color:var(--gold-700);font-family:var(--font-head);}

/* ---------- How-to ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;}
.steps li{display:flex;gap:12px;background:var(--blue-50);border:1px solid var(--line);border-radius:var(--radius-md);padding:16px;}
.step-num{
  flex:none;width:32px;height:32px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-400),var(--gold-700));
  color:#5c3d00;font-family:var(--font-head);font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.steps h3{font-size:.98rem;margin-bottom:.25em;}
.steps p{font-size:.86rem;margin:0;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:8px;}
.faq-list details{border:1px solid var(--line);border-radius:var(--radius-md);padding:12px 14px;background:#fff;}
.faq-list summary{
  font-weight:600;cursor:pointer;color:var(--blue-900);list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:.9rem;
}
.faq-list summary::-webkit-details-marker{display:none;}
.faq-list summary::after{content:'⌄';font-size:1.1rem;color:var(--blue-600);flex:none;transition:transform .2s;}
.faq-list details[open] summary::after{transform:rotate(180deg);}
.faq-list p{margin:10px 0 0;font-size:.86rem;}

/* ---------- Footer ---------- */
.site-footer{background:var(--blue-900);color:#cfe0ff;padding:36px 0 16px;}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px;}
.site-footer strong{color:#fff;font-family:var(--font-head);font-size:1.05rem;}
.site-footer p{color:#a9c1ec;font-size:.84rem;max-width:46ch;}
.footer-links{display:flex;flex-direction:column;gap:8px;}
.footer-links a{color:#cfe0ff;font-size:.88rem;}
.footer-links a:hover{color:var(--gold-400);}
.copyright{text-align:center;color:#7d97c9;font-size:.76rem;margin:26px 0 0;}

/* ---------- Modal ----------
   Modals are HIDDEN BY DEFAULT and only shown when JS adds .is-open.
   Do not give .modal-overlay a bare `display:flex` — an author rule like that
   overrides the browser's built-in [hidden]{display:none} (author styles beat
   the UA stylesheet regardless of specificity), which makes every modal appear
   on first load and become impossible to close. */
.modal-overlay{
  position:fixed;inset:0;background:rgba(11,20,38,.6);
  display:none;align-items:center;justify-content:center;padding:16px;z-index:100;
}
.modal-overlay.is-open{display:flex;animation:fadeIn .18s ease;}
.modal-overlay[hidden]{display:none;}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}

.modal-card{
  position:relative;background:#fff;border-radius:var(--radius-lg);
  max-width:440px;width:100%;padding:28px 24px 24px;text-align:center;
  box-shadow:0 30px 70px rgba(0,0,0,.35);overflow:hidden;
  max-height:88vh;overflow-y:auto;
  animation:popIn .28s cubic-bezier(.2,.9,.3,1.3);
}
@keyframes popIn{from{transform:scale(.85);opacity:0;}to{transform:scale(1);opacity:1;}}
.modal-close{position:absolute;top:10px;right:14px;background:none;border:none;font-size:1.6rem;color:var(--ink-500);cursor:pointer;line-height:1;z-index:5;}
.modal-fx{position:absolute;inset:0;pointer-events:none;overflow:hidden;}
.modal-body{position:relative;z-index:2;}

.result-icon{width:84px;height:84px;margin:0 auto 14px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.5rem;}
.result-icon.win{background:radial-gradient(circle at 35% 30%,var(--gold-400),var(--gold-700));box-shadow:var(--shadow-gold);}
.result-icon.lose{background:var(--blue-100);}
.modal-body h3{font-size:1.3rem;margin-bottom:.25em;}
.modal-amt{
  font-family:var(--font-head);font-weight:800;font-size:2rem;
  background:linear-gradient(90deg,var(--gold-700),var(--gold-500));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin:6px 0 4px;
}
.modal-tiers{margin-top:14px;display:grid;gap:6px;text-align:left;}
.modal-tier{display:flex;justify-content:space-between;gap:10px;font-size:.84rem;background:var(--gold-100);border-radius:8px;padding:8px 12px;color:var(--gold-700);font-weight:700;}
.modal-btn{margin-top:18px;width:100%;}

.confetti{position:absolute;top:-10%;width:8px;height:14px;border-radius:2px;opacity:.9;animation:fall linear forwards;}
@keyframes fall{to{transform:translateY(420px) rotate(540deg);opacity:0;}}

/* ---------- Draw detail modal ---------- */
.draw-card{max-width:560px;text-align:left;}
.draw-card h3{text-align:center;}
.draw-period{text-align:center;color:var(--gold-700);font-weight:700;font-size:.9rem;margin-bottom:14px;}
.draw-grid{display:grid;gap:10px;}
.draw-tier{border:1px solid var(--line);border-radius:var(--radius-md);padding:12px 14px;}
.draw-tier-head{display:flex;justify-content:space-between;gap:10px;align-items:baseline;margin-bottom:6px;}
.draw-tier-name{font-family:var(--font-head);font-weight:700;color:var(--blue-900);font-size:.95rem;}
.draw-tier-amt{font-size:.78rem;color:var(--gold-700);font-weight:700;white-space:nowrap;}
.draw-nums{display:flex;flex-wrap:wrap;gap:6px;}
.draw-num{
  font-family:var(--font-head);font-weight:700;background:var(--blue-50);
  border-radius:6px;padding:4px 9px;font-size:.9rem;letter-spacing:.04em;color:var(--ink-900);
}
.draw-tier.tier-first .draw-num{background:var(--gold-100);color:var(--gold-700);font-size:1.1rem;}
.draw-loading{text-align:center;color:var(--ink-500);padding:20px;}

/* ---------- QR modal ---------- */
.qr-card{max-width:380px;}
#qrReader{border-radius:var(--radius-md);overflow:hidden;background:#000;min-height:260px;margin-top:10px;}
.qr-hint{margin-top:10px;font-size:.85rem;color:var(--ink-500);}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .layout{grid-template-columns:1fr;}
  .col-side{position:static;order:-1;}
}
@media (max-width:860px){
  .main-nav{display:none;}
  .menu-toggle{display:flex;}
  .site-header.nav-open .main-nav{
    display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--line);gap:4px;
  }
  .site-header.nav-open .main-nav a{padding:12px 0;border-bottom:1px solid var(--line);}
  .hero-slim-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:640px){
  .card{padding:16px;}
  .prize-pills{grid-template-columns:repeat(2,1fr);gap:14px;}
  .history-row{grid-template-columns:64px minmax(0,1fr) 18px;}
  .history-nums{grid-template-columns:repeat(2,1fr);gap:10px;}
  .history-date .d{font-size:1.15rem;}
  .hero-slim-actions{width:100%;}
  .hero-slim-actions .btn{flex:1;}
  .footer-inner{flex-direction:column;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .modal-card,.confetti{animation:none !important;}
}