/* ==========================================================================
   AI Business Mate — shared stylesheet
   Tokens · reset · type · shared components · page layouts (Home + Live Session)
   ========================================================================== */

/* ---------- Design tokens (brief §5) ---------- */
:root{
  /* surfaces */
  --stone:#F5F2EC;        /* page background */
  --stone-deep:#ECE7DC;   /* alt section fill */
  --paper:#FBFAF6;        /* cards, raised surfaces */
  /* text */
  --ink:#15181C;          /* primary text */
  --ink-soft:#3A3F46;     /* secondary text */
  /* navy (primary accent) */
  --navy:#1B2A47;         /* buttons, panels, primary accent */
  --navy-tint:#2C3E60;    /* hover, gradients */
  --navy-deep:#172339;    /* footer, deepest fills */
  /* brass (premium accent — use sparingly) */
  --brass:#B08542;        /* premium accent */
  --brass-soft:#C8A463;   /* accent on navy */
  /* lines */
  --line:#D9D2C4;         /* hairline borders */
  --line-strong:#C4BBA8;  /* inputs, stronger rules */
  /* error */
  --error:#B23A3A;
  /* type */
  --serif:"Newsreader",Georgia,serif;
  --sans:"Archivo",system-ui,sans-serif;
  --mono:"Spline Sans Mono",monospace;
  /* layout */
  --maxw:1200px;
  --gutter:40px;
}

/* ---------- Reset ---------- */
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);color:var(--ink);background:var(--stone);
  -webkit-font-smoothing:antialiased;line-height:1.5;
}
img{max-width:100%;display:block;}
a{color:inherit;}

/* ---------- Layout ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}

/* ---------- Type primitives (brief §6) ---------- */
.eyebrow{font-size:12px;font-weight:600;letter-spacing:0.2em;text-transform:uppercase;color:var(--brass);}
.sec-navy .eyebrow,.dark .eyebrow{color:var(--brass-soft);}
.h2{font-family:var(--serif);font-weight:500;font-size:40px;line-height:1.08;letter-spacing:-0.02em;text-wrap:balance;}
.lead{font-size:17px;line-height:1.6;color:var(--ink-soft);max-width:52ch;}
.dark .lead,.sec-navy .lead{color:rgba(245,242,236,0.72);}

/* ---------- Buttons (brief §8) ---------- */
.btn{font-family:var(--sans);font-size:14.5px;font-weight:600;padding:13px 24px;border-radius:9px;
  border:1.5px solid transparent;cursor:pointer;display:inline-flex;align-items:center;gap:8px;
  text-decoration:none;white-space:nowrap;transition:all .18s ease;}
.btn .arw{font-family:var(--serif);font-size:16px;transition:transform .18s ease;}
.btn:hover .arw{transform:translateX(3px);}
.btn-primary{background:var(--navy);color:var(--stone);border-color:var(--navy);}
.btn-primary:hover{background:var(--navy-tint);box-shadow:0 8px 22px -10px rgba(27,42,71,0.6);}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--line-strong);}
.btn-outline:hover{border-color:var(--navy);background:rgba(27,42,71,0.04);}
.dark .btn-outline,.sec-navy .btn-outline{color:var(--stone);border-color:rgba(245,242,236,0.32);}
.dark .btn-outline:hover,.sec-navy .btn-outline:hover{border-color:var(--stone);background:rgba(245,242,236,0.06);}
.btn-brass{background:var(--brass);color:#fff;border-color:var(--brass);}
.btn-brass:hover{background:var(--brass-soft);box-shadow:0 8px 22px -10px rgba(176,133,66,0.55);}

/* ---------- Brand lockup / logo tile (brief §8) ---------- */
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;}
.tile{width:40px;height:40px;border-radius:23%;background:var(--navy);color:var(--stone);
  display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-weight:600;
  font-size:20px;letter-spacing:-0.02em;position:relative;flex:none;}
.tile::after{content:"";position:absolute;left:16%;right:16%;bottom:18%;height:7%;border-radius:2px;background:var(--brass);}
.brandname{font-family:var(--serif);font-weight:500;font-size:18px;line-height:0.95;}
.brandname .m{color:var(--ink-soft);}

/* ==========================================================================
   SHARED — top navigation (light) + mobile menu
   ========================================================================== */
.nav{position:sticky;top:0;z-index:40;background:rgba(245,242,236,0.85);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:74px;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--ink-soft);text-decoration:none;transition:color .15s;}
.nav-links a:hover{color:var(--ink);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.nav .btn{padding:10px 18px;font-size:13.5px;}

/* hamburger (hidden on desktop) */
.burger{display:none;width:44px;height:44px;border:1px solid var(--line-strong);border-radius:10px;
  background:var(--paper);flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;}
.burger span{width:18px;height:1.8px;background:var(--ink);border-radius:2px;transition:transform .25s,opacity .2s;}

/* full-screen navy menu overlay */
.menu{position:fixed;inset:0;z-index:60;background:var(--navy);color:var(--stone);
  padding:20px;display:flex;flex-direction:column;
  transform:translateY(-101%);transition:transform .42s cubic-bezier(.4,0,.1,1);
  visibility:hidden;}
.menu.open{transform:translateY(0);visibility:visible;}
.menu-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;}
.menu .brandname{color:var(--stone);}
.menu .brandname .m{color:rgba(245,242,236,0.6);}
.menu .tile{background:var(--brass);color:var(--navy);}
.menu .tile::after{background:var(--navy);}
.menu-close{width:44px;height:44px;border:1px solid rgba(245,242,236,0.25);border-radius:10px;
  background:transparent;color:var(--stone);font-size:22px;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;}
.menu-links{display:flex;flex-direction:column;margin-top:24px;}
.menu-links a{font-family:var(--serif);font-size:30px;font-weight:500;color:var(--stone);text-decoration:none;
  padding:17px 0;border-bottom:1px solid rgba(245,242,236,0.14);letter-spacing:-0.01em;
  display:flex;justify-content:space-between;align-items:center;}
.menu-links a .idx{font-family:var(--sans);font-size:12px;font-weight:600;color:var(--brass-soft);letter-spacing:0.1em;}
.menu-foot{margin-top:auto;padding-top:20px;}
.menu-cta{display:block;text-align:center;background:var(--brass);color:#fff;font-weight:600;
  font-size:15.5px;padding:15px;border-radius:10px;text-decoration:none;}
.menu-meta{text-align:center;font-size:12px;color:rgba(245,242,236,0.55);margin-top:16px;letter-spacing:0.08em;}

/* ==========================================================================
   SHARED — section scaffold + footer
   ========================================================================== */
section.block{padding:96px 0;}
.block-navy{background:var(--navy);color:var(--stone);}
.block-stone{background:var(--stone-deep);}
.head-wrap{max-width:62ch;margin-bottom:48px;}
.head-wrap .eyebrow{margin-bottom:16px;display:block;}
.head-wrap .h2{color:inherit;}
.head-wrap .lead{margin-top:18px;}

.foot{background:var(--navy-deep);color:rgba(245,242,236,0.7);padding:64px 0 40px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.foot .brand{margin-bottom:16px;}
.foot .brandname{color:var(--stone);}
.foot .brandname .m{color:rgba(245,242,236,0.55);}
.foot .tile{background:var(--brass);color:var(--navy);}
.foot .tile::after{background:var(--navy);}
.foot-blurb{font-size:14px;line-height:1.6;max-width:34ch;color:rgba(245,242,236,0.6);}
.foot-col h4{font-size:11px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:rgba(245,242,236,0.5);margin-bottom:16px;}
.foot-col a{display:block;font-size:14px;color:rgba(245,242,236,0.72);text-decoration:none;margin-bottom:11px;}
.foot-col a:hover{color:var(--stone);}
.foot-bottom{margin-top:48px;padding-top:24px;border-top:1px solid rgba(245,242,236,0.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;letter-spacing:0.03em;color:rgba(245,242,236,0.45);}

/* ==========================================================================
   HOMEPAGE
   ========================================================================== */
/* hero */
.hero{padding:78px 0 88px;}
.hero-grid{display:grid;grid-template-columns:1.04fr 0.96fr;gap:60px;align-items:center;}
.hero h1{font-family:var(--serif);font-weight:500;font-size:60px;line-height:1.02;letter-spacing:-0.025em;margin-top:20px;text-wrap:balance;}
.hero .sub{font-size:18px;line-height:1.6;color:var(--ink-soft);max-width:46ch;margin-top:24px;}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.hero .btn{padding:15px 26px;font-size:15px;}
.trust{margin-top:32px;padding-top:24px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-soft);display:flex;align-items:center;gap:11px;max-width:44ch;line-height:1.5;}
.trust .dot{width:7px;height:7px;border-radius:50%;background:var(--brass);flex:none;}

/* hero visual — enquiry thread */
.enquiry{position:relative;}
.thread{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:24px;
  box-shadow:0 2px 4px rgba(10,15,25,0.05),0 36px 70px -34px rgba(10,15,25,0.42);position:relative;}
.thread-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:20px;}
.thread-src{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--ink);}
.thread-src .pin{width:28px;height:28px;border-radius:8px;background:rgba(27,42,71,0.08);display:flex;align-items:center;justify-content:center;color:var(--navy);}
.thread-time{font-size:12.5px;color:var(--ink-soft);font-variant-numeric:tabular-nums;}
.bubble{max-width:84%;padding:14px 17px;font-size:14.5px;line-height:1.5;border-radius:16px;}
.b-in{background:var(--stone-deep);color:var(--ink);border-bottom-left-radius:5px;}
.b-meta{font-size:11px;color:var(--ink-soft);margin:7px 0 0 4px;letter-spacing:0.02em;}
.b-out-wrap{display:flex;flex-direction:column;align-items:flex-end;margin-top:18px;}
.b-out{background:var(--navy);color:var(--stone);border-bottom-right-radius:5px;}
.b-out-meta{font-size:11px;color:var(--ink-soft);margin-top:7px;margin-right:4px;display:flex;align-items:center;gap:6px;}
.b-out-meta .tk{width:13px;height:13px;border-radius:50%;background:var(--navy);color:var(--stone);display:flex;align-items:center;justify-content:center;font-size:8px;}
.reply-badge{position:absolute;top:-16px;right:22px;background:var(--brass);color:#fff;font-size:12.5px;font-weight:600;
  padding:8px 15px;border-radius:100px;box-shadow:0 10px 22px -10px rgba(176,133,66,0.6);display:flex;align-items:center;gap:8px;letter-spacing:0.01em;white-space:nowrap;}
.reply-badge .pulse{position:relative;width:7px;height:7px;}
.reply-badge .pulse span{position:absolute;inset:0;border-radius:50%;background:#fff;}
.reply-badge .pulse span::after{content:"";position:absolute;inset:0;border-radius:50%;background:#fff;animation:pulse 2s ease-out infinite;}
@keyframes pulse{0%{transform:scale(1);opacity:.7}70%{transform:scale(3);opacity:0}100%{opacity:0}}
.thread-foot{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:12px;color:var(--ink-soft);display:flex;align-items:center;gap:8px;}
.thread-foot .tile-sm{width:18px;height:18px;border-radius:23%;background:var(--navy);color:var(--stone);display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:9px;font-weight:600;position:relative;}

/* problem cards */
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.pcard{background:rgba(245,242,236,0.04);border:1px solid rgba(245,242,236,0.16);border-radius:14px;padding:26px 24px;display:flex;flex-direction:column;}
.pcard .idx{font-family:var(--serif);font-style:italic;font-size:16px;color:var(--brass-soft);margin-bottom:16px;}
.pcard h3{font-family:var(--serif);font-weight:500;font-size:21px;line-height:1.2;letter-spacing:-0.01em;}
.pcard p{font-size:14px;line-height:1.55;color:rgba(245,242,236,0.66);margin-top:12px;}

/* outcome cards */
.ogrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.ocard{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:34px 32px;display:flex;flex-direction:column;
  box-shadow:0 1px 2px rgba(21,24,28,0.03),0 18px 36px -28px rgba(21,24,28,0.18);transition:transform .2s,box-shadow .2s;}
.ocard:hover{transform:translateY(-4px);box-shadow:0 1px 2px rgba(21,24,28,0.03),0 28px 50px -30px rgba(21,24,28,0.28);}
.otag{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--navy);margin-bottom:20px;}
.otag .d{width:6px;height:6px;border-radius:50%;background:var(--brass);}
.ocard h3{font-family:var(--serif);font-weight:500;font-size:25px;line-height:1.15;letter-spacing:-0.01em;}
.ocard p{font-size:14.5px;line-height:1.6;color:var(--ink-soft);margin:14px 0 22px;}
.ocard .link{margin-top:auto;font-size:14px;font-weight:600;color:var(--navy);text-decoration:none;display:inline-flex;align-items:center;gap:8px;}
.ocard .link .arw{font-family:var(--serif);transition:transform .18s;}
.ocard:hover .link .arw{transform:translateX(3px);}

/* results / case cards */
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.ccard{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:32px;display:flex;flex-direction:column;}
.ctag{font-size:11px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:18px;}
.cnum{font-family:var(--serif);font-weight:500;font-size:42px;line-height:1;letter-spacing:-0.02em;color:var(--navy);}
.cnum .u{color:var(--brass);}
.cdesc{font-size:14.5px;line-height:1.55;color:var(--ink-soft);margin-top:14px;}
.cquote{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-soft);font-style:italic;font-family:var(--serif);}
.cquote b{display:block;font-style:normal;font-family:var(--sans);font-size:11.5px;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink);margin-top:8px;}

/* live session banner */
.banner{background:radial-gradient(120% 130% at 88% 0%, rgba(176,133,66,0.18), transparent 55%), var(--navy);color:var(--stone);
  border-radius:20px;padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:40px;text-decoration:none;}
.banner-left{max-width:62%;}
.banner .eyebrow{color:var(--brass-soft);}
.banner h3{font-family:var(--serif);font-weight:500;font-size:30px;line-height:1.12;letter-spacing:-0.015em;margin:12px 0 14px;text-wrap:balance;}
.banner-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:14px;color:rgba(245,242,236,0.78);}
.seats{display:inline-flex;align-items:center;gap:9px;background:rgba(176,133,66,0.14);border:1px solid rgba(176,133,66,0.36);padding:7px 14px;border-radius:100px;font-size:13px;font-weight:600;}
.seats .pulse{position:relative;width:8px;height:8px;}
.seats .pulse span{position:absolute;inset:0;border-radius:50%;background:var(--brass-soft);}
.seats .pulse span::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--brass-soft);animation:pulse 2s ease-out infinite;}
.banner-right{flex:none;}

/* founders */
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.founder{background:var(--paper);border:1px solid var(--line);border-radius:18px;overflow:hidden;display:flex;}
.founder-photo{width:170px;flex:none;background:repeating-linear-gradient(135deg,#E4DECF 0 11px,#EDE8DC 11px 22px);
  border-right:1px solid var(--line);display:flex;align-items:center;justify-content:center;}
.founder-photo .ph{font-family:var(--mono),"Courier New",monospace;font-size:10.5px;letter-spacing:0.1em;color:#A79F8E;text-transform:uppercase;transform:rotate(-90deg);white-space:nowrap;}
.founder-body{padding:30px;}
.founder-body .nm{font-family:var(--serif);font-weight:600;font-size:22px;letter-spacing:-0.01em;}
.founder-body .ro{font-size:12px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:var(--brass);margin-top:5px;}
.founder-body p{font-size:14.5px;line-height:1.6;color:var(--ink-soft);margin-top:16px;}

/* final CTA */
.final{text-align:center;}
.final .eyebrow{display:block;margin-bottom:18px;}
.final h2{font-family:var(--serif);font-weight:500;font-size:46px;line-height:1.06;letter-spacing:-0.02em;max-width:18ch;margin:0 auto;text-wrap:balance;}
.final .lead{margin:20px auto 0;text-align:center;}
.final .hero-cta{justify-content:center;margin-top:34px;}

/* ==========================================================================
   LIVE SESSION
   ========================================================================== */
.stage{
  min-height:100vh;
  background:
    radial-gradient(120% 90% at 85% -10%, rgba(176,133,66,0.13), transparent 55%),
    radial-gradient(90% 80% at -5% 110%, rgba(44,62,96,0.55), transparent 60%),
    var(--navy);
  color:var(--stone);
  padding:40px 40px 64px;
}
.stage .container{padding:0;}

/* topbar */
.topbar{display:flex;align-items:center;justify-content:space-between;padding-bottom:40px;}
.lockup{display:flex;align-items:center;gap:13px;text-decoration:none;color:inherit;}
.lockup .tile{width:42px;height:42px;font-size:21px;background:var(--brass);color:var(--navy);}
.lockup .tile::after{height:6%;background:var(--navy);}
.lockup-wm{font-family:var(--serif);font-weight:500;line-height:0.92;font-size:18px;letter-spacing:-0.01em;}
.lockup-wm .b{display:block;}
.lockup-wm .m{display:block;color:rgba(245,242,236,0.6);}
.topbar-meta{font-size:12px;letter-spacing:0.16em;text-transform:uppercase;color:rgba(245,242,236,0.5);}

/* two column */
.two-col{display:grid;grid-template-columns:1fr 462px;gap:64px;align-items:start;}

/* ---- pitch ---- */
.pitch .eyebrow{display:block;font-size:12px;font-weight:600;letter-spacing:0.22em;text-transform:uppercase;color:var(--brass-soft);margin-bottom:22px;}
.pitch-h{font-family:var(--serif);font-weight:500;font-size:50px;line-height:1.04;letter-spacing:-0.02em;max-width:15ch;text-wrap:balance;}
.pitch-blurb{font-size:17px;line-height:1.62;color:rgba(245,242,236,0.74);max-width:46ch;margin-top:24px;}

.details{margin-top:38px;display:flex;flex-direction:column;gap:2px;}
.detail{display:flex;gap:18px;align-items:flex-start;padding:18px 0;border-top:1px solid rgba(245,242,236,0.12);}
.detail:last-child{border-bottom:1px solid rgba(245,242,236,0.12);}
.detail-ic{width:42px;height:42px;border-radius:10px;flex:none;display:flex;align-items:center;justify-content:center;
  color:var(--brass-soft);background:rgba(245,242,236,0.05);border:1px solid rgba(245,242,236,0.12);}
.detail-label{font-size:11px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:rgba(245,242,236,0.5);margin-bottom:4px;}
.detail-value{font-family:var(--serif);font-size:21px;font-weight:500;line-height:1.15;}
.detail-sub{font-size:13.5px;color:rgba(245,242,236,0.6);margin-top:3px;line-height:1.45;}

.scarcity{margin-top:30px;display:inline-flex;align-items:center;gap:11px;
  font-size:13.5px;font-weight:600;letter-spacing:0.02em;color:var(--stone);
  background:rgba(176,133,66,0.12);border:1px solid rgba(176,133,66,0.35);
  padding:10px 18px;border-radius:100px;white-space:nowrap;}
.pulse{position:relative;width:9px;height:9px;display:inline-flex;}
.pulse-dot{position:absolute;inset:0;border-radius:50%;background:var(--brass-soft);}
.pulse-dot::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--brass-soft);animation:pulse 2s ease-out infinite;}

/* ---- card column ---- */
.card-col{position:relative;}

/* registration + confirmation card shell */
.reg-card,.confirm-card{
  background:var(--paper);color:var(--ink);border-radius:18px;padding:34px 34px 30px;
  box-shadow:0 2px 4px rgba(10,15,25,0.2), 0 30px 60px -28px rgba(10,15,25,0.65);
  border:1px solid rgba(245,242,236,0.4);
  animation:rise .5s cubic-bezier(.2,.7,.3,1);
}
@keyframes rise{from{transform:translateY(12px);}to{transform:translateY(0);}}
.reg-head{margin-bottom:22px;}
.reg-title{font-family:var(--serif);font-weight:600;font-size:28px;letter-spacing:-0.01em;line-height:1.1;}
.reg-sub{font-size:14px;color:var(--ink-soft);margin-top:6px;line-height:1.5;}

/* form fields (brief §8) */
.field{display:block;margin-bottom:15px;}
.field-label{display:block;font-size:12px;font-weight:600;letter-spacing:0.04em;color:var(--ink-soft);margin-bottom:7px;}
.field-input{width:100%;font-family:var(--sans);font-size:15px;color:var(--ink);
  background:#fff;border:1px solid var(--line-strong);border-radius:9px;padding:12px 14px;
  transition:border-color .15s, box-shadow .15s;}
.field-input::placeholder{color:#A79F8E;}
.field-input:focus{outline:none;border-color:var(--navy);box-shadow:0 0 0 3px rgba(27,42,71,0.12);}
.field-input.err{border-color:var(--error);box-shadow:0 0 0 3px rgba(178,58,58,0.1);}
.field-err{display:block;font-size:12px;color:var(--error);margin-top:5px;min-height:0;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:13px;}

.select-wrap{position:relative;}
.field-input.select{appearance:none;-webkit-appearance:none;cursor:pointer;padding-right:36px;}
.field-input.select.placeholder{color:#A79F8E;}
.select-arrow{position:absolute;right:14px;top:50%;transform:translateY(-50%);pointer-events:none;color:var(--ink-soft);font-size:13px;}

/* honeypot — visually hidden, off-screen, not focusable */
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}

.reserve-btn{width:100%;margin-top:8px;font-family:var(--sans);font-size:15.5px;font-weight:600;
  background:var(--navy);color:var(--stone);border:1.5px solid var(--navy);padding:15px;border-radius:10px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:9px;white-space:nowrap;
  transition:background .18s, box-shadow .18s, transform .05s;}
.reserve-btn svg{transition:transform .18s;}
.reserve-btn:hover{background:var(--navy-tint);box-shadow:0 8px 22px -10px rgba(27,42,71,0.6);}
.reserve-btn:hover svg{transform:translateX(3px);}
.reserve-btn:active{transform:translateY(1px);}
.reserve-btn:disabled{opacity:0.65;cursor:default;box-shadow:none;background:var(--navy);}
.reserve-btn:disabled:hover svg{transform:none;}
.reserve-btn.ghost-on-light{background:transparent;color:var(--navy);border-color:var(--line-strong);}
.reserve-btn.ghost-on-light:hover{border-color:var(--navy);background:rgba(27,42,71,0.04);box-shadow:none;}

/* spinner shown while submitting */
.spinner{width:17px;height:17px;border-radius:50%;border:2px solid rgba(245,242,236,0.35);border-top-color:var(--stone);
  animation:spin .7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}

/* form-level error message (network/retry) */
.form-error{display:none;font-size:13px;color:var(--error);background:rgba(178,58,58,0.08);
  border:1px solid rgba(178,58,58,0.3);border-radius:9px;padding:11px 14px;margin-bottom:14px;line-height:1.45;}
.form-error.show{display:block;}

.privacy{font-size:11.5px;line-height:1.5;color:var(--ink-soft);margin-top:14px;}

/* ---- confirmation ---- */
.confirm-head{text-align:center;margin-bottom:24px;}
.check-badge{width:60px;height:60px;border-radius:50%;background:var(--navy);color:var(--stone);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;box-shadow:0 0 0 6px rgba(27,42,71,0.08);}
.confirm-head .reg-sub b{color:var(--ink);font-weight:600;}

.ticket{background:var(--navy);color:var(--stone);border-radius:14px;overflow:hidden;position:relative;
  box-shadow:0 14px 30px -18px rgba(10,15,25,0.55);}
.ticket-top{display:flex;align-items:center;justify-content:space-between;padding:18px 22px 16px;}
.ticket-brand{display:flex;align-items:center;gap:10px;}
.ticket-tile{width:30px;height:30px;border-radius:23%;background:var(--brass);color:var(--navy);
  display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-weight:600;font-size:15px;}
.ticket-brandname{font-family:var(--serif);font-size:16px;font-weight:500;}
.ticket-kind{font-size:10px;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;color:var(--brass-soft);}
.ticket-perf{position:relative;height:0;border-top:1.5px dashed rgba(245,242,236,0.28);margin:0 14px;}
.notch{position:absolute;top:-9px;width:18px;height:18px;border-radius:50%;background:var(--paper);}
.notch.left{left:-23px;}
.notch.right{right:-23px;}
.ticket-body{padding:20px 22px 22px;}
.ticket-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px;}
.tk-l{font-size:10px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:rgba(245,242,236,0.5);margin-bottom:4px;}
.tk-v{font-family:var(--serif);font-size:17px;font-weight:500;line-height:1.2;}
.ticket-seat{display:flex;align-items:flex-end;justify-content:space-between;margin-top:20px;padding-top:18px;border-top:1px solid rgba(245,242,236,0.16);}
.seat-no{font-family:var(--serif);font-size:34px;font-weight:600;line-height:0.9;letter-spacing:-0.01em;color:var(--brass-soft);white-space:nowrap;}
.ticket-code{font-family:var(--sans);font-size:12px;letter-spacing:0.14em;color:rgba(245,242,236,0.55);}

.confirm-actions{margin-top:22px;}
.reset-link{display:block;margin:18px auto 0;background:none;border:none;cursor:pointer;
  font-family:var(--sans);font-size:13.5px;font-weight:600;color:rgba(245,242,236,0.7);transition:color .15s;}
.reset-link:hover{color:var(--stone);}

/* ---- past briefings ---- */
.past{margin-top:64px;}
.past-head{display:flex;align-items:center;gap:18px;margin-bottom:22px;}
.past-title{font-size:12px;font-weight:600;letter-spacing:0.2em;text-transform:uppercase;color:rgba(245,242,236,0.6);white-space:nowrap;}
.past-rule{flex:1;height:1px;background:rgba(245,242,236,0.16);}
.past-all{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--brass-soft);text-decoration:none;white-space:nowrap;}
.past-all svg{transition:transform .18s;}
.past-all:hover svg{transform:translateX(3px);}
.past-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.brief{text-decoration:none;color:inherit;display:block;}
.brief-thumb{position:relative;aspect-ratio:16/10;border-radius:12px;overflow:hidden;
  background:repeating-linear-gradient(135deg, rgba(245,242,236,0.045) 0 12px, transparent 12px 24px),
    linear-gradient(160deg, var(--navy-tint), var(--navy-deep));
  border:1px solid rgba(245,242,236,0.14);display:flex;align-items:center;justify-content:center;
  transition:border-color .2s, transform .2s;}
.brief:hover .brief-thumb{border-color:rgba(176,133,66,0.5);transform:translateY(-3px);}
.brief-play{width:54px;height:54px;border-radius:50%;background:rgba(245,242,236,0.95);color:var(--navy);
  display:flex;align-items:center;justify-content:center;padding-left:3px;
  box-shadow:0 6px 18px -6px rgba(0,0,0,0.5);transition:transform .2s, background .2s;}
.brief:hover .brief-play{transform:scale(1.08);background:#fff;}
.brief-len{position:absolute;bottom:10px;right:11px;font-size:11px;font-weight:600;color:var(--stone);background:rgba(15,20,32,0.6);padding:3px 8px;border-radius:5px;letter-spacing:0.02em;}
.brief-tag{position:absolute;top:11px;left:11px;font-size:10px;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--brass-soft);background:rgba(15,20,32,0.5);padding:4px 9px;border-radius:5px;}
.brief-meta{padding:14px 2px 0;}
.brief-t{font-family:var(--serif);font-size:17px;font-weight:500;line-height:1.25;letter-spacing:-0.005em;}
.brief-d{font-size:12.5px;color:rgba(245,242,236,0.55);margin-top:7px;letter-spacing:0.02em;}

/* utility */
[hidden]{display:none !important;}

/* ==========================================================================
   RESPONSIVE — stack below ~860px (brief §7)
   ========================================================================== */
@media(max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .hero h1{font-size:48px;}
  .pgrid{grid-template-columns:1fr 1fr;}
  .ogrid,.cgrid{grid-template-columns:1fr;}
  .banner{flex-direction:column;align-items:flex-start;}
  .banner-left{max-width:100%;}
  .fgrid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .two-col{grid-template-columns:1fr;gap:40px;}
  .pitch-h{font-size:42px;}
  .past-grid{grid-template-columns:1fr;}
  .card-col{max-width:520px;}
}

@media(max-width:860px){
  :root{--gutter:20px;}
  section.block{padding:72px 0;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .burger{display:flex;}
  .h2{font-size:32px;}
  .hero{padding:40px 0 56px;}
  .hero h1{font-size:39px;}
  .hero .sub{font-size:16px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero .btn,.final .btn{justify-content:center;}
  .pgrid{grid-template-columns:1fr;}
  .banner{padding:34px 26px;}
  .banner h3{font-size:26px;}
  .final h2{font-size:34px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr;}
  .stage{padding:20px 16px 44px;}
  .topbar{padding-bottom:26px;}
  .two-col{gap:32px;}
  .pitch-h{font-size:32px;}
  .pitch-blurb{font-size:15px;}
  .detail-value{font-size:19px;}
  .reg-card,.confirm-card{padding:24px 20px 22px;border-radius:15px;}
  .reg-title{font-size:24px;}
  .field-row{grid-template-columns:1fr;gap:0;}
  .ticket-grid{gap:14px;}
  .seat-no{font-size:30px;}
  .card-col{max-width:none;}
}