/* =========================================================
   Signal Timetable — Elementor widget styles.
   All rules are scoped under .signal-timetable-root so they
   don't leak into the rest of the page. Colors, row height,
   and time-column width are driven by CSS variables that the
   widget's Elementor controls write to.
   ========================================================= */

.signal-timetable-root {
    /* Design tokens — overridden by Elementor style controls. */
    --st-ink: #141210;
    --st-ink-soft: #3a342f;
    --st-paper: #f2ede4;
    --st-paper-warm: #e8e1d3;
    --st-rule: #1a1714;
    --st-accent: #d4411e;

    /* Layout tokens. */
    --st-time-col: 72px;
    --st-row-height: 72px;

    position: relative;
    background: var(--st-paper);
    color: var(--st-ink);
    -webkit-font-smoothing: antialiased;
    box-sizing: border-box;
}

.signal-timetable-root *,
.signal-timetable-root *::before,
.signal-timetable-root *::after {
    box-sizing: border-box;
}

/* ---------- Masthead ---------- */
.signal-timetable-root .st-masthead {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 32px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--st-rule);
    margin-bottom: 8px;
}
.signal-timetable-root .st-eyebrow {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--st-ink-soft);
    margin-bottom: 8px;
    display: flex;
    gap: 14px;
    align-items: center;
}
.signal-timetable-root .st-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--st-accent);
    display: inline-block;
    animation: st-pulse 2.4s ease-in-out infinite;
}
@keyframes st-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.35); opacity: 0.6; }
}
.signal-timetable-root .st-masthead h1 {
    font-family: 'Fraunces', Georgia, serif;
    font-weight: 900;
    font-size: clamp(44px, 7.5vw, 92px);
    line-height: 0.92;
    letter-spacing: -0.035em;
    margin: 0;
    color: var(--st-ink);
}
.signal-timetable-root .st-masthead h1 em {
    font-style: italic;
    font-weight: 500;
    color: var(--st-accent);
}
.signal-timetable-root .st-meta {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 12px;
    line-height: 1.6;
    color: var(--st-ink-soft);
    text-align: right;
    white-space: nowrap;
}
.signal-timetable-root .st-meta strong { color: var(--st-ink); font-weight: 700; }

.signal-timetable-root .st-subhead {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 12px 0 36px;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--st-ink-soft);
    gap: 16px;
    flex-wrap: wrap;
}

/* ---------- Timetable grid ---------- */
.signal-timetable-root .signal-timetable {
    position: relative;
}

.signal-timetable-root .st-tt-header {
    display: grid;
    grid-template-columns: var(--st-time-col) repeat(var(--st-cols, 2), 1fr);
    border-top: 2px solid var(--st-rule);
    border-bottom: 1px solid var(--st-rule);
    background: var(--st-paper);
}
.signal-timetable-root .st-tt-header .st-corner {
    border-right: 1px solid var(--st-rule);
}
.signal-timetable-root .st-loc {
    padding: 14px 18px;
    border-right: 1px solid var(--st-rule);
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.signal-timetable-root .st-loc:last-child { border-right: none; }
.signal-timetable-root .st-loc .st-tag {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--st-ink-soft);
    display: flex;
    align-items: center;
    gap: 8px;
}
.signal-timetable-root .st-loc .st-tag::before {
    content: "";
    width: 10px; height: 10px;
    background: var(--st-loc-color, var(--st-accent));
    display: inline-block;
}
.signal-timetable-root .st-loc-name {
    font-family: 'Fraunces', Georgia, serif;
    font-weight: 700;
    font-size: 22px;
    letter-spacing: -0.01em;
    color: var(--st-ink);
}

.signal-timetable-root .st-tt-body {
    position: relative;
    display: grid;
    grid-template-columns: var(--st-time-col) repeat(var(--st-cols, 2), 1fr);
}

.signal-timetable-root .st-time-col {
    position: relative;
    border-right: 1px solid var(--st-rule);
}
.signal-timetable-root .st-time-mark {
    height: var(--st-row-height);
    padding: 6px 10px 0 0;
    text-align: right;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 11px;
    color: var(--st-ink-soft);
    border-top: 1px dashed rgba(0,0,0,0.18);
}
.signal-timetable-root .st-time-mark:first-child { border-top: none; }
.signal-timetable-root .st-time-mark.st-hour {
    color: var(--st-ink);
    font-weight: 500;
    border-top: 1px solid rgba(0,0,0,0.35);
}

.signal-timetable-root .st-track {
    position: relative;
    border-right: 1px solid var(--st-rule);
    min-height: calc(var(--st-rows, 18) * var(--st-row-height));
}
.signal-timetable-root .st-track:last-child { border-right: none; }

.signal-timetable-root .st-track::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to bottom,
            rgba(0,0,0,0.35) 0 1px,
            transparent 1px calc(var(--st-row-height) * 2));
    background-size: 100% calc(var(--st-row-height) * 2);
    pointer-events: none;
    opacity: 0.5;
}
.signal-timetable-root .st-track::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to bottom,
            rgba(0,0,0,0.15) 0 1px,
            transparent 1px var(--st-row-height));
    background-size: 100% var(--st-row-height);
    background-position: 0 var(--st-row-height);
    pointer-events: none;
}

/* ---------- Event card ---------- */
.signal-timetable-root .st-event {
    position: absolute;
    left: 8px;
    right: 8px;
    top: var(--st-top);
    height: var(--st-height);
    padding: 12px 14px;
    background: var(--st-paper-warm);
    border: 1px solid var(--st-rule);
    border-left: 4px solid var(--st-loc-color, var(--st-accent));
    cursor: pointer;
    overflow: hidden;
    transition: transform 180ms cubic-bezier(.2,.8,.2,1),
                box-shadow 180ms ease,
                background 180ms ease;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: inherit;
    font-family: inherit;
    text-align: left;
    width: calc(100% - 16px);
    appearance: none;
}
.signal-timetable-root .st-event:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--st-rule);
    background: #fff;
    z-index: 3;
}
.signal-timetable-root .st-event:focus-visible {
    outline: 2px solid var(--st-accent);
    outline-offset: 2px;
}
.signal-timetable-root .st-event-time {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 10.5px;
    letter-spacing: 0.08em;
    color: var(--st-ink-soft);
    text-transform: uppercase;
}
.signal-timetable-root .st-event-title {
    font-family: 'Fraunces', Georgia, serif;
    font-weight: 700;
    font-size: clamp(15px, 1.3vw, 18px);
    letter-spacing: -0.01em;
    line-height: 1.15;
    color: var(--st-ink);
}
.signal-timetable-root .st-event-speakers {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 6px;
}
.signal-timetable-root .st-event-avatars {
    display: flex;
}
.signal-timetable-root .st-event-avatars img {
    width: 22px; height: 22px;
    border-radius: 50%;
    object-fit: cover;
    border: 1.5px solid var(--st-paper-warm);
    margin-left: -6px;
    background: var(--st-paper);
}
.signal-timetable-root .st-event:hover .st-event-avatars img { border-color: #fff; }
.signal-timetable-root .st-event-avatars img:first-child { margin-left: 0; }
.signal-timetable-root .st-event-names {
    font-size: 11.5px;
    color: var(--st-ink-soft);
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.signal-timetable-root .st-event.st-short .st-event-names { display: none; }
.signal-timetable-root .st-event.st-short { padding: 8px 12px; }
.signal-timetable-root .st-event.st-short .st-event-title { font-size: 13.5px; }

/* ---------- Modal ---------- */
.signal-timetable-root .st-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(20,18,16,0.55);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100000;
    padding: 20px;
    opacity: 0;
    transition: opacity 200ms ease;
}
.signal-timetable-root .st-modal-backdrop.st-open { display: flex; opacity: 1; }
.signal-timetable-root .st-modal {
    background: var(--st-paper);
    max-width: 640px;
    width: 100%;
    max-height: 88vh;
    overflow-y: auto;
    border: 1px solid var(--st-rule);
    box-shadow: 8px 8px 0 var(--st-rule);
    transform: translateY(16px);
    transition: transform 240ms cubic-bezier(.2,.8,.2,1);
    color: var(--st-ink);
}
.signal-timetable-root .st-modal-backdrop.st-open .st-modal { transform: translateY(0); }
.signal-timetable-root .st-modal-head {
    padding: 24px 28px 20px;
    border-bottom: 1px solid var(--st-rule);
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
}
.signal-timetable-root .st-tags {
    display: flex;
    gap: 8px;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 10.5px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--st-ink-soft);
    flex-wrap: wrap;
}
.signal-timetable-root .st-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: var(--st-paper-warm);
    border: 1px solid var(--st-rule);
}
.signal-timetable-root .st-pill .st-swatch {
    width: 8px; height: 8px;
    background: var(--st-loc-color, var(--st-accent));
}
.signal-timetable-root .st-modal-head h2 {
    font-family: 'Fraunces', Georgia, serif;
    font-weight: 700;
    font-size: clamp(24px, 3.5vw, 34px);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin: 0;
    color: var(--st-ink);
}
.signal-timetable-root .st-modal-close {
    position: absolute;
    top: 18px; right: 18px;
    width: 32px; height: 32px;
    background: transparent;
    border: 1px solid var(--st-rule);
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 16px;
    cursor: pointer;
    color: var(--st-ink);
    transition: background 150ms ease;
    padding: 0;
    line-height: 1;
}
.signal-timetable-root .st-modal-close:hover {
    background: var(--st-accent);
    color: var(--st-paper);
    border-color: var(--st-accent);
}
.signal-timetable-root .st-modal-body { padding: 22px 28px 28px; }
.signal-timetable-root .st-abstract {
    font-family: 'Fraunces', Georgia, serif;
    font-size: 16px;
    line-height: 1.55;
    color: var(--st-ink);
    margin: 0 0 24px;
}
.signal-timetable-root .st-speaker-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding-top: 20px;
    border-top: 1px solid var(--st-rule);
}
.signal-timetable-root .st-speaker-list h3 {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--st-ink-soft);
    margin: 0 0 6px;
    font-weight: 500;
}
.signal-timetable-root .st-speaker {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 16px;
    align-items: start;
}
.signal-timetable-root .st-speaker img {
    width: 64px; height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--st-rule);
}
.signal-timetable-root .st-speaker-name {
    font-family: 'Fraunces', Georgia, serif;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--st-ink);
}
.signal-timetable-root .st-speaker-role {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 11px;
    color: var(--st-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 2px 0 8px;
}
.signal-timetable-root .st-speaker-bio {
    font-size: 13.5px;
    line-height: 1.55;
    color: var(--st-ink-soft);
}

/* ---------- Stacked (narrow screens) ---------- */
.signal-timetable-root .signal-timetable.st-stacked .st-tt-header { display: none; }
.signal-timetable-root .signal-timetable.st-stacked .st-tt-body { display: block; }
.signal-timetable-root .signal-timetable.st-stacked .st-time-col { display: none; }
.signal-timetable-root .signal-timetable.st-stacked .st-track-block {
    display: block;
    margin-bottom: 28px;
}
.signal-timetable-root .signal-timetable.st-stacked .st-track-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-top: 2px solid var(--st-rule);
    border-bottom: 1px solid var(--st-rule);
    margin-bottom: 2px;
    background: var(--st-paper);
}
.signal-timetable-root .signal-timetable.st-stacked .st-track-head .st-tag {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--st-ink-soft);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.signal-timetable-root .signal-timetable.st-stacked .st-track-head .st-tag::before {
    content: "";
    width: 10px; height: 10px;
    background: var(--st-loc-color, var(--st-accent));
}
.signal-timetable-root .signal-timetable.st-stacked .st-track-head .st-loc-name {
    font-size: 20px;
}
.signal-timetable-root .signal-timetable.st-stacked .st-track {
    border-right: none;
    min-height: unset;
}
.signal-timetable-root .signal-timetable.st-stacked .st-track::before,
.signal-timetable-root .signal-timetable.st-stacked .st-track::after { display: none; }
.signal-timetable-root .signal-timetable.st-stacked .st-stacked-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px 0;
}
.signal-timetable-root .signal-timetable.st-stacked .st-event {
    position: relative;
    left: auto; right: auto;
    top: auto; height: auto;
    min-height: 90px;
    width: 100%;
}

/* Small-screen header fallback */
@media (max-width: 720px) {
    .signal-timetable-root .st-masthead { grid-template-columns: 1fr; }
    .signal-timetable-root .st-meta { text-align: left; }
    .signal-timetable-root .st-loc-name { font-size: 17px; }
    .signal-timetable-root .st-event-title { font-size: 13.5px; }
    .signal-timetable-root .st-event { left: 4px; right: 4px; padding: 10px 11px; }
}