/* Chronoclarity — black & white editorial theme */
:root{
  --black:#111111;
  --white:#ffffff;
  --gray-1:#f7f7f7;
  --gray-2:#e5e5e5;
  --gray-3:#999999;
  --gray-4:#555555;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',Helvetica,Arial,sans-serif;background:var(--white);color:var(--black);line-height:1.7;font-size:16px}
h1,h2,h3,.serif{font-family:Georgia,'Times New Roman',serif;font-weight:700}
.container{max-width:1040px;margin:0 auto;padding:0 24px}
a{color:var(--black)}

/* NAV */
nav{position:sticky;top:0;z-index:200;background:var(--white);border-bottom:1px solid var(--black)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:1040px;margin:0 auto;padding:16px 24px}
.logo{font-family:Georgia,serif;font-size:1.2rem;font-weight:700;letter-spacing:4px;text-transform:uppercase;text-decoration:none}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{text-decoration:none;font-size:.85rem;letter-spacing:.5px;color:var(--gray-4);padding-bottom:2px}
.nav-links a:hover{color:var(--black)}
.nav-links a.active{color:var(--black);border-bottom:2px solid var(--black)}
.btn{display:inline-block;background:var(--black);color:var(--white);padding:12px 28px;text-decoration:none;font-size:.9rem;font-weight:600;letter-spacing:1px;border:1px solid var(--black);cursor:pointer;transition:all .15s}
.btn:hover{background:var(--white);color:var(--black)}
.btn-outline{background:var(--white);color:var(--black)}
.btn-outline:hover{background:var(--black);color:var(--white)}
.btn-sm{padding:8px 18px;font-size:.8rem}
.menu-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer}
@media(max-width:820px){
  .menu-toggle{display:block}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--white);border-bottom:1px solid var(--black);flex-direction:column;padding:20px;gap:16px}
  .nav-links.open{display:flex}
}

/* SECTIONS */
section{padding:72px 0}
.section-gray{background:var(--gray-1);border-top:1px solid var(--gray-2);border-bottom:1px solid var(--gray-2)}
h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.15}
h2{font-size:clamp(1.4rem,3vw,2rem);margin-bottom:10px}
.kicker{font-size:.75rem;letter-spacing:3px;text-transform:uppercase;color:var(--gray-3);margin-bottom:14px}
.lead{color:var(--gray-4);font-size:1.05rem;max-width:640px}
.rule{width:48px;height:2px;background:var(--black);margin:18px 0 28px}

/* HERO */
.hero{padding:80px 0}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr}}
.hero-photo{width:100%;aspect-ratio:4/5;object-fit:cover;filter:grayscale(100%);border:1px solid var(--black)}
.photo-placeholder{width:100%;aspect-ratio:4/5;border:1px dashed var(--gray-3);display:flex;align-items:center;justify-content:center;color:var(--gray-3);font-size:.85rem;text-align:center;padding:20px}

/* CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--gray-2);border:1px solid var(--gray-2)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--gray-2);border:1px solid var(--gray-2)}
@media(max-width:820px){.grid-3,.grid-2{grid-template-columns:1fr}}
.cell{background:var(--white);padding:32px}
.cell h3{font-size:1.1rem;margin-bottom:8px}
.cell p{color:var(--gray-4);font-size:.93rem}
.cell a.more{display:inline-block;margin-top:14px;font-size:.85rem;font-weight:600;text-decoration:none;border-bottom:1px solid var(--black)}

/* LISTS */
.item-list{list-style:none}
.item-list li{border-bottom:1px solid var(--gray-2)}
.item-list li:first-child{border-top:1px solid var(--gray-2)}
.item-row{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:18px 4px;text-decoration:none}
.item-row:hover{background:var(--gray-1)}
.item-row .t{font-weight:600}
.item-row .d{font-size:.85rem;color:var(--gray-4);display:block;font-weight:400;margin-top:2px}
.tag{font-size:.7rem;letter-spacing:1.5px;text-transform:uppercase;border:1px solid var(--black);padding:4px 10px;white-space:nowrap}
.tag.soon{border-color:var(--gray-3);color:var(--gray-3)}

/* VIDEOS */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media(max-width:820px){.video-grid{grid-template-columns:1fr}}
.video-card{border:1px solid var(--gray-2);background:var(--white)}
.video-card img{width:100%;aspect-ratio:16/9;object-fit:cover;filter:grayscale(100%);transition:filter .2s;display:block}
.video-card:hover img{filter:grayscale(0)}
.video-card .vc-body{padding:18px}
.video-card .vc-body h3{font-size:1rem;line-height:1.4;margin:8px 0 10px}
.vc-links{display:flex;gap:16px;font-size:.83rem}
.vc-links a{font-weight:600}

/* FORM */
form.reg{max-width:520px}
form.reg label{display:block;font-size:.8rem;letter-spacing:1px;text-transform:uppercase;margin:22px 0 6px;color:var(--gray-4)}
form.reg input,form.reg select{width:100%;padding:12px 14px;border:1px solid var(--black);font-size:1rem;background:var(--white);font-family:inherit}
form.reg input:focus,form.reg select:focus{outline:2px solid var(--black)}
form.reg .btn{margin-top:28px;width:100%}
.checkline{display:flex;gap:10px;align-items:flex-start;margin-top:22px;font-size:.9rem;color:var(--gray-4)}
.checkline input{width:auto;margin-top:5px}

/* MODAL */
.modal-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:500;align-items:center;justify-content:center;padding:24px}
.modal-backdrop.show{display:flex}
.modal{background:var(--white);max-width:460px;width:100%;padding:40px;border:1px solid var(--black);text-align:center}
.modal h3{font-size:1.4rem;margin-bottom:12px}
.modal p{color:var(--gray-4);margin-bottom:24px}
.modal .btn{margin:4px}

/* GATE OVERLAY */
.gate{position:fixed;inset:0;background:rgba(255,255,255,.75);backdrop-filter:blur(6px);z-index:400;display:flex;align-items:center;justify-content:center;padding:24px}
.gate-card{background:var(--white);border:1px solid var(--black);padding:44px;max-width:440px;text-align:center}
.gate-card h3{font-size:1.3rem;margin-bottom:10px}
.gate-card p{color:var(--gray-4);margin-bottom:22px;font-size:.95rem}

/* ARTICLE (notes) */
article.note{max-width:720px;margin:0 auto;padding:56px 24px}
article.note h1{font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:8px}
article.note .meta{color:var(--gray-3);font-size:.85rem;margin-bottom:36px}
article.note h2{margin:36px 0 8px;font-size:1.4rem}
article.note p{margin-bottom:16px}
article.note ul,article.note ol{margin:0 0 18px 22px}
article.note li{margin-bottom:6px}
article.note table{width:100%;border-collapse:collapse;margin:18px 0;font-size:.92rem}
article.note th,article.note td{border:1px solid var(--gray-2);padding:10px 12px;text-align:left;vertical-align:top}
article.note th{background:var(--black);color:var(--white);font-size:.8rem;letter-spacing:1px}
article.note img{max-width:100%;border:1px solid var(--gray-2);margin:10px 0}
.callout{border-left:3px solid var(--black);background:var(--gray-1);padding:16px 20px;margin:20px 0;font-size:.93rem}

/* FOOTER */
footer{border-top:1px solid var(--black);padding:40px 0;margin-top:40px}
.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.85rem;color:var(--gray-4)}
.foot a{color:var(--gray-4);text-decoration:none;margin-right:18px}
.foot a:hover{color:var(--black)}
.todo{outline:2px dashed #c00;outline-offset:2px}