/* Cyber, Tech & Civics Convention — shared design system.
   Tokens/components mirror public/index.html's inline block. New pages link this;
   index.html keeps its own inline copy so it can't regress. */

:root{ --ink:#0A0E1A; --ink2:#152142; --blue:#2E5BD8; --blue-d:#1E3E96; --red:#C62A2F; --paper:#fff; --bg:#F4F6FA; --line:#D8DEE9; --text:#1B2230; --muted:#5C6883; --cream:#F6F4EC; --green:#1F7A4D; --gold:#8A6A1F; }
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:"IBM Plex Sans",system-ui,sans-serif;line-height:1.55}
a{color:var(--blue);text-decoration:none}
.wrap{max-width:1000px;margin:0 auto;padding:0 22px}
.wrap.wide{max-width:1140px}
.btn{display:inline-block;background:var(--blue);color:#fff;border:none;border-radius:8px;padding:12px 22px;font:inherit;font-weight:700;font-size:15px;cursor:pointer}
.btn:hover{background:var(--blue-d)}
.btn.ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.btn.ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn.red{background:var(--red)} .btn.red:hover{background:#a71f24}
.btn.sm{padding:9px 16px;font-size:13.5px}
.btn.line{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn.line:hover{background:rgba(46,91,216,.07)}

/* NAV */
nav{position:sticky;top:0;z-index:30;background:rgba(10,14,26,.92);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08)}
nav .wrap{display:flex;align-items:center;gap:18px;padding:12px 22px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-family:"Archivo";font-weight:900;letter-spacing:.06em;font-size:16px}
.logo .g{width:26px;height:26px;border:2px solid #fff;border-radius:6px;background:conic-gradient(from 45deg,var(--blue) 0 25%,transparent 0 50%,var(--red) 0 75%,transparent 0)}
nav .links{margin-left:auto;display:flex;gap:20px;align-items:center}
nav .links a{color:#cdd6e6;font-size:14px;font-weight:500}
nav .links a:hover{color:#fff}
@media(max-width:820px){ nav .links a:not(.btn){display:none} }
/* Longer "CYBER · TECH · CIVICS" wordmark needs room on small screens */
@media(max-width:420px){ .logo{font-size:12.5px;letter-spacing:.02em} .logo .g{width:22px;height:22px} }

/* PAGE HEAD */
header.hero{background:linear-gradient(120deg,var(--ink) 0%,var(--ink2) 55%,var(--blue-d) 100%);color:#fff;position:relative;overflow:hidden}
header.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:5px;background:linear-gradient(90deg,var(--red) 0 33%,#fff 33% 66%,var(--blue) 66% 100%)}
.hero .wrap{padding:56px 22px 50px}
.kick{font-family:"IBM Plex Mono";letter-spacing:.26em;font-size:12px;color:#AEB9D0;text-transform:uppercase}
.hero h1{font-family:"Archivo";font-weight:900;font-size:48px;line-height:1.02;margin:12px 0 10px;max-width:18ch}
.hero p.lead{font-size:18px;color:#DCE3F2;max-width:56ch;margin:0 0 24px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:640px){ .hero h1{font-size:34px} }

section{padding:54px 0;border-bottom:1px solid var(--line)}
section.alt{background:var(--bg)}
h2.sec{font-family:"Archivo";font-weight:800;font-size:30px;margin:0 0 6px;color:var(--ink)}
h3.sub-sec{font-family:"Archivo";font-weight:800;font-size:20px;margin:0 0 4px;color:var(--ink)}
.sub{color:var(--muted);font-size:15px;max-width:66ch;margin:0 0 26px}

/* BAND HEADERS — the three time blocks of the day */
.band{border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:26px;background:#fff}
.band-head{padding:18px 22px;color:#fff;display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 16px}
.band-a .band-head{background:linear-gradient(100deg,var(--blue-d),var(--blue))}
.band-b .band-head{background:linear-gradient(100deg,#7a1a1e,var(--red))}
.band-c .band-head{background:linear-gradient(100deg,#000,var(--ink2))}
.band-head .when{font-family:"IBM Plex Mono";font-size:11px;letter-spacing:.16em;text-transform:uppercase;opacity:.82}
.band-head h3{font-family:"Archivo";font-weight:900;font-size:23px;margin:0}
.band-head .range{margin-left:auto;font-family:"IBM Plex Mono";font-size:13px;font-weight:600;opacity:.95}
.band-body{padding:20px 22px 24px}
.band-note{font-size:13.5px;color:var(--muted);margin:0 0 18px;max-width:70ch}

/* TIER CARDS */
.tiers{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tiers.t3{grid-template-columns:repeat(3,1fr)}
.tiers.t2{grid-template-columns:repeat(2,1fr)}
.tier{border:1px solid var(--line);border-radius:11px;padding:16px;background:#fff;display:flex;flex-direction:column}
.tier.feature{border-color:var(--blue);box-shadow:0 0 0 3px rgba(46,91,216,.09)}
.tier .name{font-family:"Archivo";font-weight:800;font-size:16px;margin:0 0 2px}
.tier .price{font-family:"Archivo";font-weight:900;font-size:26px;color:var(--ink);margin:4px 0 2px;letter-spacing:-.01em}
.tier .price .per{font-family:"IBM Plex Mono";font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.04em}
.tier .who{font-size:12.5px;color:var(--muted);margin:0 0 12px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.tier ul{margin:0 0 14px;padding-left:17px;flex:1}
.tier li{font-size:13px;color:#3a4351;margin-bottom:6px}
.tier li.on{color:var(--ink);font-weight:600}
.tier .cap{font-family:"IBM Plex Mono";font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--red);margin-bottom:8px}
@media(max-width:900px){ .tiers,.tiers.t3{grid-template-columns:1fr 1fr} }
@media(max-width:600px){ .tiers,.tiers.t3,.tiers.t2{grid-template-columns:1fr} }

/* A-LA-CARTE / EXPERIENCE ROWS */
.exp{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.exp .x{border:1px solid var(--line);border-left:4px solid var(--red);border-radius:9px;padding:14px 16px;background:#fff}
.exp .x .top{display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.exp .x h4{font-family:"Archivo";font-weight:800;font-size:15px;margin:0}
.exp .x .amt{font-family:"Archivo";font-weight:900;font-size:17px;color:var(--red);white-space:nowrap}
.exp .x p{font-size:12.5px;color:var(--muted);margin:5px 0 0}
.exp .x .win{font-family:"IBM Plex Mono";font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:7px}
@media(max-width:860px){ .exp{grid-template-columns:1fr 1fr} }
@media(max-width:560px){ .exp{grid-template-columns:1fr} }

/* MATRIX TABLE */
.matrix-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:11px;background:#fff}
table.matrix{border-collapse:collapse;width:100%;min-width:760px;font-size:13px}
table.matrix th,table.matrix td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:center}
table.matrix th{font-family:"Archivo";font-weight:800;font-size:12.5px;background:var(--bg);position:sticky;top:0}
table.matrix td:first-child,table.matrix th:first-child{text-align:left;font-weight:600;min-width:220px}
table.matrix .yes{color:var(--green);font-weight:800}
table.matrix .no{color:#c3cad6}
table.matrix tr:last-child td{border-bottom:none}
table.matrix .amtrow td{font-family:"Archivo";font-weight:900;color:var(--ink);font-size:15px}

/* SLOT / FACULTY CARDS */
.slots{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.slot-card{border:1px solid var(--line);border-top:5px solid var(--blue);border-radius:12px;padding:18px;background:#fff}
.slot-card.cy{border-top-color:var(--ink2)} .slot-card.cv{border-top-color:var(--red)} .slot-card.et{border-top-color:var(--green)} .slot-card.tk{border-top-color:var(--blue)}
.slot-card .disc{font-family:"IBM Plex Mono";font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.slot-card h4{font-family:"Archivo";font-weight:800;font-size:18px;margin:6px 0 8px}
.slot-card p{font-size:13.5px;color:#3a4351;margin:0 0 10px}
.slot-card ul{margin:0 0 12px;padding-left:17px}
.slot-card li{font-size:13px;color:var(--muted);margin-bottom:4px}
.slot-card .meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.pill{font-family:"IBM Plex Mono";font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line);border-radius:99px;padding:4px 10px;color:var(--muted);background:var(--bg)}
.pill.open{color:var(--green);border-color:#bfe0cd;background:#f0f8f3}
.pill.pay{color:var(--gold);border-color:#e6d5a8;background:#fbf7ec}
@media(max-width:760px){ .slots{grid-template-columns:1fr} }

/* FOUR-UP CALLOUT CARDS (mirrors index.html's inline .four) */
.four{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.four .c{border:1px solid var(--line);border-radius:10px;padding:14px;background:#fff}
.four .c h4{font-family:"Archivo";font-weight:800;font-size:15px;margin:0 0 4px}
.four .c p{font-size:12.5px;color:var(--muted);margin:0}
@media(max-width:760px){ .four{grid-template-columns:1fr 1fr} }

/* NOTICE / POLICY CALLOUT */
.notice{border:1px solid #E7CE92;background:#FFF7E6;color:#6b5212;border-radius:11px;padding:16px 18px;font-size:13.5px;margin:0 0 26px}
.notice strong{color:#4d3a0c}
.notice.blue{border-color:#c3d3f5;background:#f2f6ff;color:#233a6b} .notice.blue strong{color:#152142}

/* CTA BLOCK */
.cta-block{background:var(--ink);color:#fff;border-radius:14px;padding:32px;text-align:center}
.cta-block h2{font-family:"Archivo";font-weight:900;font-size:28px;margin:0 0 8px}
.cta-block p{color:#AEB9D0;margin:0 auto 20px;max-width:56ch}

footer{background:var(--ink);color:#9aa4b5;padding:30px 0}
footer .wrap{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;font-family:"IBM Plex Mono"}
footer .civic{color:#cdd6e6}
.working{background:#FFF7E6;border-top:1px solid #E7CE92;color:#6b5212;font-size:12px;text-align:center;padding:8px 16px}