/* Layout: a sari-sari store counter. Left column talks, right column is the vendo machine itself; below, one narrow reading column with wide tables. */
:root{
  --bg:#F3F6F4;          /* cool shop-wall white */
  --surface:#FFFFFF;
  --ink:#10231C;         /* deep bottle green */
  --muted:#4B5F57;
  --line:#D5DFDA;
  --band:#E2EDE7;
  --hero:#FFF3C4;
  --accent:#F2B705;      /* jeepney yellow, the button color */
  --accent-ink:#1A1400;
  --machine:#1E6B52;     /* vendo plastic */
  --machine-2:#165440;
  --lcd-bg:#0C1A13;
  --lcd-on:#A6F06A;
  --warn:#B4441C;
  --ok:#1E7A4F;
  --display:"Big Shoulders Display","Arial Narrow",Impact,sans-serif;
  --body:"Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0D1612;--surface:#14211B;--ink:#E6EFEA;--muted:#A3B5AC;--line:#26372F;--band:#11201A;--hero:#1B1A0C;
  --accent:#F2B705;--accent-ink:#1A1400;--machine:#1F7055;--machine-2:#17583F;
  --lcd-bg:#07110C;--lcd-on:#A6F06A;--warn:#F08A5D;--ok:#6CD39B;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0D1612;--surface:#14211B;--ink:#E6EFEA;--muted:#A3B5AC;--line:#26372F;--band:#11201A;--hero:#1B1A0C;
  --accent:#F2B705;--accent-ink:#1A1400;--machine:#1F7055;--machine-2:#17583F;
  --lcd-bg:#07110C;--lcd-on:#A6F06A;--warn:#F08A5D;--ok:#6CD39B;color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
h1,h2,h3{font-family:var(--display);line-height:1.02;text-wrap:balance;margin:0;letter-spacing:.005em}
h2{font-size:clamp(2rem,5vw,2.9rem);font-weight:800}
h3{font-size:1.5rem;font-weight:700;margin-top:1.6rem}
p{margin:0}
.wrap{max-width:1120px;margin:0 auto}
.read{max-width:720px}
.wrap.read{max-width:1120px}
.wrap.read > *{max-width:720px}
/* alternating full-bleed bands for rhythm */
section.band{background:var(--band);box-shadow:0 0 0 100vmax var(--band);clip-path:inset(0 -100vmax);padding-bottom:56px;margin-top:56px}
section.band .fig,section.band .answer,section.band .note,section.band .checker,section.band .scroll,section.band .about-guide{background:var(--surface)}
section.band .tabs button[aria-selected="true"]{background:transparent}

h2{color:var(--ink)}
section.block > .wrap > h2:first-child,section.block .read > h2:first-child{padding-top:4px}

/* top bar */
.bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);border-bottom:1px solid var(--line);
  margin-left:calc(-1*max(16px,env(safe-area-inset-left,0px)));margin-right:calc(-1*max(16px,env(safe-area-inset-right,0px)));
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.bar .wrap{display:flex;align-items:center;gap:20px;padding-block:10px;overflow-x:auto;scrollbar-width:none}
.brand{font-family:var(--display);font-weight:800;font-size:1.35rem;text-decoration:none;white-space:nowrap;display:flex;align-items:center;gap:8px}
.coin{width:22px;height:22px;border-radius:50%;background:var(--accent);box-shadow:inset 0 0 0 3px #d39c00;flex:none}
.bar nav{display:flex;gap:18px;font-size:.95rem;margin-left:auto}
.bar nav a{text-decoration:none;color:var(--muted);white-space:nowrap}
.bar nav a:hover{color:var(--ink)}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;padding-block:44px 36px}
.hero h1{font-size:clamp(2.7rem,7.2vw,5rem);font-weight:800}
.updated{color:var(--muted);font-size:.92rem;margin-top:14px}
.answer{margin-top:22px;background:var(--surface);border:1px solid var(--line);border-left:6px solid var(--accent);border-radius:6px;padding:16px 18px;max-width:60ch}
.answer strong{font-weight:700}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 24px;border-radius:999px;font-weight:700;font-size:1.05rem;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:var(--body)}
.btn-main{background:var(--accent);color:var(--accent-ink);box-shadow:0 3px 0 #b88a00}
.btn-main:active{transform:translateY(2px);box-shadow:0 1px 0 #b88a00}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.hint{font-size:.9rem;color:var(--muted);margin-top:10px;max-width:56ch}

/* hero band: sari-sari signage yellow */
.hero-band{background:var(--hero);box-shadow:0 0 0 100vmax var(--hero);clip-path:inset(0 -100vmax);border-bottom:1px solid color-mix(in srgb,var(--accent) 45%,var(--line))}
.hero-band .answer{background:var(--surface)}
.hero-band .btn-main{background:var(--machine);color:#fff;box-shadow:0 3px 0 var(--machine-2)}
.hero-band .btn-ghost{background:var(--surface)}
.trust{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:18px;padding:0;list-style:none;font-size:.92rem;color:var(--muted)}
.trust li{display:flex;align-items:center;gap:6px}
.trust li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--ok);flex:none}
/* side table of contents on wide screens */
.side-toc{display:none}
@media (min-width:1240px){
  .side-toc{display:block;position:fixed;top:96px;right:max(24px,calc((100vw - 1120px)/2));width:250px;font-size:.92rem;opacity:0;transform:translateY(6px);transition:opacity .2s,transform .2s;pointer-events:none}
  .side-toc.show{opacity:1;transform:none;pointer-events:auto}
  .side-toc b{display:block;margin-bottom:8px;font-family:var(--display);font-size:1.15rem}
  .side-toc ol{list-style:none;margin:0;padding:0 0 0 12px;border-left:2px solid var(--line);display:grid;gap:7px}
  .side-toc a{text-decoration:none;color:var(--muted);display:block;margin-left:-14px;padding-left:12px;border-left:2px solid transparent}
  .side-toc a:hover{color:var(--ink)}
  .side-toc a.on{color:var(--ink);font-weight:700;border-left-color:var(--accent)}
}
/* the vendo machine */
.vendo{background:linear-gradient(160deg,var(--machine),var(--machine-2));border-radius:22px 22px 14px 14px;padding:22px 22px 26px;color:#EAF7F0;
  box-shadow:0 18px 40px -18px rgba(8,30,22,.55),inset 0 2px 0 rgba(255,255,255,.12);max-width:400px;justify-self:center;width:100%}
.vendo-top{display:flex;justify-content:space-between;align-items:baseline}
.vendo-name{font-family:var(--display);font-weight:800;font-size:1.9rem;line-height:1}
.vendo-sub{font-size:.8rem;opacity:.8}
.lcd{margin-top:14px;background:var(--lcd-bg);border-radius:10px;padding:14px 14px 12px;box-shadow:inset 0 3px 10px rgba(0,0,0,.6)}
.lcd-row{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.78rem;color:var(--lcd-on)}
.lcd-row .dim{opacity:.55}
.digits{display:flex;align-items:center;justify-content:center;gap:6px;margin:10px 0 6px}
.digits svg{width:30px;height:auto;flex:none}
.digits .seg{fill:var(--lcd-on)}
.digits .off{opacity:.1}
.colon{display:flex;flex-direction:column;gap:12px}
.colon i{width:5px;height:5px;background:var(--lcd-on);display:block}
.lcd.paused .digits{animation:blink 1.2s steps(2,start) infinite}
@keyframes blink{to{opacity:.35}}
.status{font-family:var(--mono);font-size:.85rem;color:var(--lcd-on);text-align:center}
.panel{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.key{min-height:50px;border-radius:12px;border:0;font-family:var(--body);font-weight:700;font-size:1rem;cursor:pointer;color:#10231C;box-shadow:0 4px 0 rgba(0,0,0,.35)}
.key:active{transform:translateY(3px);box-shadow:0 1px 0 rgba(0,0,0,.35)}
.key-pause{background:#F7F2E6}
.key-resume{background:var(--accent)}
.key[aria-pressed="true"]{outline:3px solid #fff;outline-offset:2px}
.slot{margin-top:16px;display:flex;align-items:center;gap:14px;background:rgba(0,0,0,.18);border-radius:10px;padding:10px 12px}
.slot-hole{width:10px;height:42px;border-radius:5px;background:#0a0f0c;box-shadow:inset 0 0 0 2px #c9a227;flex:none}
.slot button{background:none;border:1px dashed rgba(255,255,255,.55);color:#fff;border-radius:8px;padding:8px 12px;font:inherit;font-size:.92rem;cursor:pointer}
.slot small{display:block;font-size:.75rem;opacity:.75}
.vendo-cap{font-size:.85rem;color:rgba(234,247,240,.82);text-align:center;margin-top:12px}

/* quick jumps */
.fig{margin:22px 0 0;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px}
.fig img{display:block;width:100%;height:auto;border-radius:6px}
.fig figcaption{font-size:.9rem;color:var(--muted);margin-top:8px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:18px}
.split h3{margin-top:0}
.about-guide{margin-top:18px;padding:18px;border:1px solid var(--line);border-radius:10px;background:var(--surface);display:grid;gap:8px}
@media (max-width:640px){.split{grid-template-columns:minmax(0,1fr)}}
.jumps{border-block:1px solid var(--line);padding-block:18px;display:flex;flex-wrap:wrap;gap:10px 28px;align-items:baseline}
.jumps span{color:var(--muted);font-size:.95rem}
.jumps a{font-weight:700;text-decoration:none;border-bottom:2px solid var(--accent)}

/* sections */
section.block{padding-block:56px 8px;scroll-margin-top:70px}
section.block > .wrap > p,.read > p{margin-top:14px}
.lead{font-size:1.12rem;margin-top:14px}
.note{margin-top:18px;padding:14px 16px;border-radius:6px;background:var(--surface);border:1px solid var(--line);font-size:.96rem}
.tl{font-style:italic}
.scroll{overflow-x:auto;margin-top:20px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:560px;font-size:.96rem}
th,td{text-align:left;padding:11px 14px;vertical-align:top;border-bottom:1px solid var(--line)}
th{font-weight:700;background:color-mix(in srgb,var(--machine) 10%,var(--surface))}
tr:last-child td{border-bottom:0}
.yes{color:var(--ok);font-weight:700}
.no{color:var(--warn);font-weight:700}
code,.addr{font-family:var(--mono);font-size:.92em;background:color-mix(in srgb,var(--accent) 18%,transparent);padding:1px 6px;border-radius:4px;white-space:nowrap}

/* steps */
ol.steps{list-style:none;counter-reset:s;padding:0;margin:22px 0 0;display:grid;gap:14px}
ol.steps li{counter-increment:s;display:grid;grid-template-columns:44px minmax(0,1fr);gap:14px;align-items:start}
ol.steps li::before{content:counter(s);font-family:var(--display);font-weight:800;font-size:1.6rem;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--bg)}
ol.steps strong{display:block}

/* device tabs */
.tabs{display:flex;gap:6px;margin-top:28px;border-bottom:1px solid var(--line);overflow-x:auto}
.tabs button{border:0;background:none;font:inherit;font-weight:700;padding:10px 14px;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;white-space:nowrap}
.tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--accent)}
.tabpanel{padding-top:14px}
.tabpanel ul,.read ul{padding-left:1.2em;margin:10px 0 0;display:grid;gap:6px}

/* address checker */
.checker{margin-top:22px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px}
.checker label{font-weight:700;display:block}
.checker-row{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap}
.checker input{flex:1 1 220px;min-width:0;min-height:50px;border:2px solid var(--line);border-radius:10px;padding:0 14px;font-family:var(--mono);font-size:1.05rem;background:var(--bg);color:var(--ink)}
.checker input:focus{border-color:var(--ink);outline:none}
.verdict{margin-top:14px;padding:12px 14px;border-radius:8px;border-left:5px solid var(--line);background:var(--bg)}
.verdict.good{border-left-color:var(--ok)}
.verdict.bad{border-left-color:var(--warn)}
.verdict b{display:block;margin-bottom:2px}

/* faq */
.faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 40px;margin-top:20px}
.faq details{border-bottom:1px solid var(--line);padding-block:12px}
.faq summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--display);font-size:1.5rem;line-height:1;color:var(--muted);flex:none}
.faq details[open] summary::after{content:"\2212"}
.faq details p{margin-top:8px;color:var(--muted)}

/* link list */
.related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px 32px;margin-top:20px;padding:0;list-style:none}
.related a{display:block;padding:10px 0;border-bottom:1px solid var(--line);text-decoration:none;font-weight:700}
.related a span{display:block;font-weight:400;font-size:.88rem;color:var(--muted)}

footer{margin-top:72px;border-top:1px solid var(--line);padding-block:28px 40px;color:var(--muted);font-size:.9rem}
footer .wrap{display:grid;gap:10px}
footer nav{display:flex;flex-wrap:wrap;gap:8px 20px}

@media (max-width:860px){
  .hero{grid-template-columns:minmax(0,1fr);gap:32px;padding-block:28px}
  .faq,.related{grid-template-columns:minmax(0,1fr)}
  .bar nav{display:none}
}
@media (prefers-reduced-motion:reduce){.lcd.paused .digits{animation:none}*{transition:none!important}}

/* inner pages */
.crumbs{font-size:.9rem;color:var(--muted);padding-top:22px}
.crumbs a{color:var(--muted)}
.page-head{padding-block:14px 0}
.page-head h1{font-size:clamp(2.3rem,6vw,3.8rem);font-weight:800;max-width:20ch}
section.block.first{padding-top:18px}
.answer{margin-top:18px}
.read .answer{max-width:none}
.toc{margin-top:20px;padding:14px 18px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
.toc b{display:block;margin-bottom:6px}
.toc ol{margin:0;padding-left:1.2em;display:grid;gap:4px}
.toc a{text-decoration:none}
.toc a:hover{text-decoration:underline}
.legal h2{font-size:1.8rem;margin-top:28px}
.legal p,.legal ul{margin-top:12px}