/* AI workshop landing page.

   The palette, typography, and component styling below are lifted from the live idssystems.com
   theme (Avada/Fusion), read from its compiled stylesheet on 2026-08-23, so this page reads as part
   of the same site rather than as a separate property. */

:root {
    /* Theme palette, verbatim from the site's --awb-color1 through --awb-color8. */
    --white: #ffffff;
    --shade: #f9f9fb;
    --line: #f2f3f5;
    --green: #65bd7d;
    --blue: #198fd9;
    --blue-dark: #1478b6;
    --blue-text: #10618f;
    --muted: #434549;
    --dark: #212326;
    --ink: #141617;
    --error: #b3261e;
    --radius: 4px;
    --wrap: 1120px;
}

* { box-sizing: border-box; }

/* Author rules such as `form { display: grid }` outrank the user-agent [hidden] rule, so this has
   to be stated explicitly or hiding an element with a display of its own silently does nothing. */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--white);
    color: var(--ink);
    font-family: Inter, Arial, Helvetica, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.72;
    letter-spacing: 0.015em;
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.wrap.narrow { max-width: 760px; }

/* Heading scale follows the theme: typography1 at 600 weight, -0.015em, line-height 1.2. */

h1, h2 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.015em;
    margin: 0 0 16px;
    color: var(--ink);
}

h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); }

h1 .light { color: var(--ink); }

h1 .accent { color: var(--blue-text); }

h2 { font-size: clamp(1.75rem, 3.2vw, 2.25rem); }

a { color: var(--blue); }

a:hover { color: var(--blue-dark); }

/* Masthead and sponsor lockup */

.masthead { background: var(--white); border-bottom: 1px solid var(--line); padding: 16px 0; }

.sponsors { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }

.sponsor { font-weight: 600; font-size: 1.05rem; letter-spacing: 0; color: var(--ink); }

.sponsor-logo { display: block; height: 42px; width: auto; }

.rule { width: 1px; height: 28px; background: var(--line); }

/* Hero */

.hero { background: var(--shade); border-bottom: 1px solid var(--line); padding: 64px 0 72px; }

.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }

.tagline {
    color: var(--blue-text);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.015em;
    text-transform: uppercase;
    margin: 0 0 18px;
}

.lede { color: var(--muted); max-width: 58ch; margin: 0 0 28px; }

.facts { display: grid; gap: 18px; margin: 0 0 28px; padding: 26px 0 0; border-top: 1px solid #e4e6ea; }

.facts dt {
    color: var(--blue-text);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.2;
}

.facts dd { margin: 4px 0 0; color: var(--ink); }

.limited { font-weight: 600; color: var(--ink); margin: 0 0 22px; }

.art-frame {
    aspect-ratio: 3 / 4;
    border: 1px dashed #d7dae0;
    border-radius: var(--radius);
    display: grid;
    place-items: center;
    color: var(--muted);
    background: var(--white);
}

/* Buttons: solid theme blue, white label, darker on hover, as on the site. */

.button {
    display: inline-block;
    background: var(--blue-dark);
    color: var(--white);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.015em;
    line-height: 1.2;
    border: 0;
    border-radius: var(--radius);
    padding: 15px 32px;
    text-decoration: none;
    cursor: pointer;
}

.button:hover { background: var(--blue-text); color: var(--white); }

.button:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; }

.button[disabled] { opacity: 0.55; cursor: default; }

/* Agenda and takeaways */

.agenda { background: var(--white); padding: 64px 0; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }

.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 24px; }

.timeline li { border-left: 3px solid var(--green); padding-left: 20px; }

.timeline .time { display: block; color: var(--blue-text); font-weight: 600; }

.timeline .what { display: block; color: var(--ink); font-weight: 600; }

.timeline .detail { display: block; color: var(--muted); font-size: 0.95rem; }

.takeaways { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }

.takeaways li { position: relative; padding-left: 32px; color: var(--muted); }

.takeaways li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 10px;
    width: 14px;
    height: 8px;
    border-left: 2.5px solid var(--green);
    border-bottom: 2.5px solid var(--green);
    transform: rotate(-45deg);
}

/* Registration form */

.register { background: var(--shade); border-top: 1px solid var(--line); padding: 64px 0 80px; }

.register .sub { color: var(--muted); margin: 0 0 30px; }

form { display: grid; gap: 20px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.field { display: grid; gap: 6px; }

label { color: var(--ink); font-size: 0.95rem; font-weight: 500; line-height: 1.4; }

.req { color: var(--blue-text); }

.optional { color: var(--muted); font-weight: 400; }

input[type="text"], input[type="email"], input[type="tel"] {
    background: var(--white);
    border: 1px solid #d9dce1;
    border-radius: var(--radius);
    color: var(--ink);
    padding: 12px 14px;
    font-size: 1rem;
    font-family: inherit;
    letter-spacing: 0.015em;
    width: 100%;
}

input:focus-visible { outline: 3px solid var(--blue-text); outline-offset: 0; border-color: var(--blue-text); }

input[aria-invalid="true"] { border-color: var(--error); }

.checkbox { grid-template-columns: auto 1fr; align-items: start; gap: 12px; }

.checkbox input { margin-top: 6px; width: 18px; height: 18px; accent-color: var(--blue); }

.checkbox label { font-weight: 400; color: var(--muted); font-size: 0.9rem; }

.privacy { color: var(--muted); font-size: 0.82rem; line-height: 1.6; margin: 0; }

.errors {
    background: #fdf2f1;
    border: 1px solid var(--error);
    border-radius: var(--radius);
    color: var(--error);
    padding: 14px 18px;
}

.errors ul { margin: 0; padding-left: 20px; }

.errors a { color: var(--error); }

.thanks {
    background: var(--white);
    border: 1px solid var(--green);
    border-left: 4px solid var(--green);
    border-radius: var(--radius);
    color: var(--ink);
    padding: 20px 22px;
    margin: 0;
}

.thanks:focus-visible { outline: 3px solid var(--blue-text); outline-offset: 2px; }

/* A waitlist confirmation must not look like a seat. Same panel, different signal. */

.thanks.waitlist { border-color: #c98a00; border-left-color: #c98a00; }

/* Under review is neither a seat nor the waiting list, so it reads as neither. */

.thanks.review { border-color: #6d7278; border-left-color: #6d7278; }

/* Honeypot. display:none on purpose: off-screen positioning left a normal-sized input that
   password managers happily autofilled, which flagged real people as bots. Catching fewer naive
   bots is the right trade against discarding genuine registrations. */

.hp { display: none; }

/* Footer, matching the structure and contact details on idssystems.com */

footer {
    background: var(--dark);
    color: #c4c7cc;
    padding: 40px 0 26px;
    font-size: 0.9rem;
    line-height: 1.7;
}

footer p { margin: 0 0 6px; }

footer a { color: #c4c7cc; text-decoration: none; }

footer a:hover { color: var(--white); text-decoration: underline; }

footer a:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }

.footer-grid {
    display: grid;
    grid-template-columns: auto 1fr 1fr;
    gap: 40px;
    align-items: start;
    padding-bottom: 28px;
}

.footer-logo { display: block; height: 64px; width: auto; }

.footer-contact p { margin: 0 0 6px; }

.footer-name { color: var(--white); font-weight: 600; margin-bottom: 8px; }

.footer-label { color: #8f949b; }

.footer-legal {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
    justify-content: space-between;
    border-top: 1px solid #34373b;
    padding-top: 22px;
    font-size: 0.82rem;
}

.footer-legal p { margin: 0; }

.footer-legal span { padding: 0 6px; color: #6d7278; }

@media (max-width: 720px) {
    .footer-grid { grid-template-columns: 1fr; gap: 22px; }
    .footer-legal { justify-content: flex-start; }
}

@media (max-width: 860px) {
    .hero-grid, .two-col, .field-row { grid-template-columns: 1fr; }
    .hero-art { order: -1; }
    .art-frame { aspect-ratio: 16 / 9; }
    .hero { padding: 44px 0 48px; }
}

/* Event listing (root landing page) */

.listing { background: var(--white); padding: 56px 0 80px; }

.event-card {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 28px;
    align-items: start;
    border: 1px solid #e4e6ea;
    border-left: 4px solid var(--green);
    border-radius: var(--radius);
    padding: 28px;
    text-decoration: none;
    color: inherit;
    max-width: 860px;
}

.event-card:hover { border-color: var(--blue-text); border-left-color: var(--green); background: var(--shade); }

.event-card:focus-visible { outline: 3px solid var(--blue-text); outline-offset: 2px; }

.event-date { display: grid; text-align: center; align-content: start; padding-top: 4px; }

.event-month { color: var(--blue-text); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }

.event-day { color: var(--ink); font-size: 2.6rem; font-weight: 600; line-height: 1.1; letter-spacing: -0.015em; }

.event-year { color: var(--muted); font-size: 0.85rem; }

.event-body { display: grid; gap: 8px; }

.event-title { color: var(--ink); font-size: 1.35rem; font-weight: 600; line-height: 1.25; letter-spacing: -0.015em; }

.event-meta { color: var(--blue-text); font-size: 0.9rem; font-weight: 500; }

.event-detail { color: var(--muted); }

.event-cta { color: var(--white); background: var(--blue-dark); border-radius: var(--radius); padding: 10px 22px; font-weight: 500; justify-self: start; margin-top: 6px; }

.event-card:hover .event-cta { background: var(--blue-text); }

.listing-note { color: var(--muted); font-size: 0.9rem; margin: 32px 0 0; max-width: 860px; }

@media (max-width: 640px) {
    .event-card { grid-template-columns: 1fr; gap: 14px; }
    .event-date { text-align: left; display: flex; gap: 8px; align-items: baseline; }
    .event-day { font-size: 1.6rem; }
}