/* Training-only visual theme, based on the live matveev.guru palette.
   Layout, content and interaction rules remain in the existing stylesheets. */
:root {
    --studio-bg: #0d0d0d;
    --studio-panel: #141414;
    --studio-raised: #181818;
    --studio-text: #ffffff;
    --studio-muted: #a0a0a0;
    --studio-accent: #ff2400;
    --studio-hover: #ff4d30;
    --studio-rule: #303030;
    --studio-control: #858585;
    --studio-focus: #ff725b;
    --studio-paper: #fafafa;
    --studio-ink: #202020;
    --studio-paper-muted: #555555;
    --studio-paper-accent: #b21e00;
    --studio-paper-control: #666666;
    --contract-accent: var(--studio-accent);
    --meeting-accent: var(--studio-accent);
    --knowledge-accent: var(--studio-accent);
    --files-accent: var(--studio-accent);
}

body, button, input, textarea, select {
    font-family: 'Inter', sans-serif;
}

.training-hero h1 { letter-spacing: 0; }
h2, h3, .example-panel h3 { letter-spacing: -.01em; }
.training-kicker, .training-eyebrow { letter-spacing: .09em; }
.training-brand strong { letter-spacing: 0; }

.presentation-slide, .contract-paper {
    --training-border: #cccccc;
    --contract-surface: #ededed;
    border-color: #cccccc;
}
.presentation-slide .slide-footer { border-color: #cccccc; }
.contract-summary dl > div { border-color: var(--studio-rule); }
.contract-paper .contract-clause[aria-pressed=true],
.contract-paper button.contract-clause:hover {
    background: #ededed;
}

/* Opening illustration and teaching credentials. */
.hero-agent-diagram {
    margin: 0;
    background: var(--studio-panel);
    border: 1px solid var(--studio-rule);
    border-radius: 4px;
    overflow: hidden;
}
.hero-agent-diagram figcaption {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px 16px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--studio-rule);
    font-size: 13px;
    font-weight: 600;
}
.hero-agent-diagram figcaption span:last-child {
    color: var(--studio-muted);
    font-weight: 400;
}
.hero-agent-diagram img { display: block; width: 100%; height: auto; }
.training-facts { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1023px) {
    .training-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 599px) {
    .training-facts { grid-template-columns: 1fr; }
}

/* Contract: process first, compressed overview, then proposed edits. */
#example-contract > .process-flow { margin-top: 0; }
.contract-compression { padding: 24px; background: var(--studio-raised); border: 1px solid var(--studio-rule); border-radius: 4px; }
.contract-compression > h4 { margin-top: 8px; font-size: 24px; }
.contract-compression > p { max-width: 680px; color: var(--studio-muted); }
.summary-funnel { display: grid; grid-template-columns: 1fr .9fr 1fr; align-items: center; gap: 16px; padding-top: 28px; }
.summary-origin, .summary-output { display: flex; flex-direction: column; align-items: center; gap: 8px; min-width: 0; text-align: center; }
.summary-origin > strong, .summary-output > strong { font-size: 20px; }
.summary-origin > span, .summary-output > span, .summary-filter > span { font-size: 13px; color: var(--studio-muted); }
.document-stack { position: relative; width: 110px; height: 148px; margin-bottom: 8px; }
.document-stack span { position: absolute; inset: 0; border: 1px solid var(--studio-control); border-radius: 2px; background: var(--studio-panel); }
.document-stack span:nth-child(1) { transform: translate(-12px,-6px) rotate(-8deg); }
.document-stack span:nth-child(2) { transform: translate(-5px,-3px) rotate(-3deg); }
.document-stack span:nth-child(3) { transform: translate(6px,2px) rotate(4deg); }
.document-stack span:last-child { background: repeating-linear-gradient(to bottom, transparent 0 9px, #858585 9px 10px, transparent 10px 18px) 18px 24px / 72px 100px no-repeat, var(--studio-panel); }
.summary-filter { text-align: center; }
.summary-filter svg { display: block; width: 100%; height: auto; margin-bottom: 8px; }
.summary-page { box-sizing: border-box; width: 148px; min-height: 164px; padding: 18px 14px; text-align: left; background: var(--studio-paper); color: var(--studio-ink); border-top: 3px solid var(--studio-paper-accent); }
.summary-page b { display: block; margin-bottom: 12px; font-size: 16px; }
.summary-page span { display: block; padding-block: 4px; border-bottom: 1px solid #ccc; font-size: 11px; color: var(--studio-paper-muted); }
.contract-protocol { padding-top: 28px; padding-bottom: 0; margin-top: 0; }
.contract-protocol h4 { color: var(--studio-text); margin-top: 8px; }
.contract-protocol .protocol-row { grid-template-columns: .3fr 1fr 1fr 1.2fr; }
.protocol-continuation { display: flex; align-items: center; gap: 24px; padding: 16px 12px; border-top: 1px solid var(--studio-rule); color: var(--studio-muted); }
.protocol-continuation span { font-size: 13px; }
.protocol-continuation strong { font-size: 28px; color: var(--studio-accent); line-height: 1; }
@media (max-width: 1023px) {
    .contract-protocol .protocol-row { grid-template-columns: 1fr 1fr; }
    .contract-protocol .protocol-row > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 599px) {
    .contract-compression { padding: 16px; }
    .contract-compression > h4 { font-size: 22px; }
    .summary-funnel { grid-template-columns: 1fr; gap: 20px; }
    .summary-filter svg { width: 120px; height: 120px; margin-inline: auto; transform: rotate(90deg); }
    .contract-protocol .protocol-row { grid-template-columns: 1fr; }
}

/* Meeting: three connected stages, with interactive task details. */
#example-meeting > .process-flow { margin-top: 0; }
#example-knowledge > .process-flow { margin-top: 0; }
#example-presentation > .process-flow { margin-top: 0; }
#example-files > .process-flow { margin-top: 0; }
.meeting-session { padding: 24px; border: 1px solid var(--studio-rule); border-radius: 4px; background: var(--studio-raised); }
.meeting-session h4, .meeting-tasks h4 { margin-top: 8px; font-size: 24px; }
.meeting-session > p { color: var(--studio-muted); }
.meeting-session .meeting-attendees { flex-direction: row; flex-wrap: wrap; align-items: center; margin-top: 20px; gap: 8px; }
.meeting-session .meeting-attendees > .small-label { flex-basis: 100%; }
.meeting-session .meeting-attendees > span:not(.small-label) { padding: 7px 12px; border-color: var(--studio-control); }
.meeting-capture { display: flex; align-items: center; justify-content: center; gap: 40px; padding-top: 24px; }
.meeting-capture > div { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.meeting-capture strong { font-size: 14px; }
.capture-arrow { color: var(--studio-accent); font-size: 28px; }
.meeting-wave { display: flex; align-items: center; justify-content: center; gap: 4px; width: 108px; height: 74px; border: 1px solid var(--studio-rule); background: var(--studio-panel); }
.meeting-wave i { width: 3px; height: 16px; background: var(--studio-accent); }
.meeting-wave i:nth-child(2n) { height: 32px; }
.meeting-wave i:nth-child(3n) { height: 44px; }
.transcript-symbol { display: flex; flex-direction: column; justify-content: center; gap: 8px; width: 58px; height: 74px; padding: 12px; border: 1px solid var(--studio-control); background: var(--studio-panel); }
.transcript-symbol i { height: 1px; background: var(--studio-control); }
.transcript-symbol i:last-child { width: 65%; }
.meeting-summary { margin-top: 24px; }
.meeting-summary h4 { margin-top: 8px; }
.meeting-distribution { align-self: center; padding-left: 20px; border-left: 1px solid var(--studio-control); }
.meeting-distribution .ui-icon { color: var(--studio-accent); margin-bottom: 12px; }
.meeting-distribution p { font-size: 14px; }
.meeting-tasks { padding-block: 28px 0; }
.meeting-tasks .task-show { margin-top: auto; }
@media (max-width: 767px) {
    .meeting-summary { grid-template-columns: 1fr; }
    .meeting-distribution { border-left: 0; border-top: 1px solid var(--studio-control); padding: 16px 0 0; }
}
@media (max-width: 599px) {
    .meeting-session { padding: 16px; }
    .meeting-session h4, .meeting-tasks h4 { font-size: 22px; }
    .meeting-capture { gap: 20px; }
}

/* Presentation: storytelling and visual choices instead of sample slides. */
.conditions ul { padding-left: 20px; margin-top: 12px; color: var(--studio-muted); }
.conditions li { padding-left: 4px; margin-top: 8px; }
.conditions li::marker { color: var(--studio-accent); }
.presentation-method > section { padding: 24px; margin-top: 24px; border: 1px solid var(--studio-rule); border-radius: 4px; }
.presentation-method > section:first-child { margin-top: 0; }
.presentation-method h4 { margin-top: 8px; font-size: 24px; }
.presentation-method > section > p { color: var(--studio-muted); max-width: 740px; }
.presentation-story, .presentation-finish { background: var(--studio-raised); }
.story-map { display: grid; grid-template-columns: 1fr auto 2fr; gap: 24px; align-items: center; margin-top: 24px; }
.story-fragments > div { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; padding: 8px; }
.story-fragments > div > span { border: 1px solid var(--studio-control); background: var(--studio-panel); padding: 8px 12px; font-size: 13px; }
.story-fragments > div > span:nth-child(2n) { transform: rotate(5deg); }
.story-fragments > div > span:nth-child(2n+1) { transform: rotate(-5deg); }
.story-map-arrow { color: var(--studio-accent); font-size: 28px; }
.story-sequence { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); list-style: none; margin: 0; padding: 0; gap: 10px; }
.story-sequence li { position: relative; padding: 16px 8px; text-align: center; background: var(--studio-panel); border: 1px solid var(--studio-control); min-width: 0; }
.story-sequence li:not(:last-child):after { content: "→"; position: absolute; right: -10px; top: 50%; transform: translateY(-50%); color: var(--studio-accent); background: var(--studio-raised); line-height: 1; }
.story-sequence span { display: block; color: var(--studio-accent); font-size: 12px; margin-bottom: 8px; }
.story-sequence strong { font-size: 13px; }
.presentation-method .story-principle { color: var(--studio-text); margin-top: 20px; font-size: 18px; font-weight: 600; }
.presentation-charts { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; margin-top: 24px; }
.presentation-chart { margin: 0; padding: 16px; border: 1px solid var(--studio-rule); background: var(--studio-raised); min-width: 0; }
.presentation-chart svg { display: block; width: 100%; height: auto; }
.presentation-chart figcaption strong { display: block; font-size: 15px; margin-block: 16px 8px; }
.presentation-chart figcaption > span { color: var(--studio-muted); font-size: 13px; display: block; }
.presentation-outcomes { display: flex; flex-wrap: wrap; gap: 12px 24px; list-style: none; padding: 0; margin: 24px 0 0; }
.presentation-outcomes li { font-size: 14px; }
.presentation-outcomes li:before { content: "✓"; color: var(--studio-accent); margin-right: 8px; }
@media (max-width: 1023px) {
    .story-map { grid-template-columns: 1fr; gap: 16px; }
    .story-map-arrow { transform: rotate(90deg); justify-self: center; }
}
@media (max-width: 767px) {
    .presentation-charts { grid-template-columns: 1fr; }
    .presentation-chart svg { max-width: 300px; margin-inline: auto; }
}
@media (max-width: 599px) {
    .presentation-method > section { padding: 16px; }
    .presentation-method h4 { font-size: 22px; }
    .story-sequence { grid-template-columns: 1fr; gap: 16px; }
    .story-sequence li { display: flex; align-items: center; gap: 16px; text-align: left; padding: 12px 16px; }
    .story-sequence span { margin: 0; }
    .story-sequence li:not(:last-child):after { content: "↓"; top: auto; bottom: -16px; right: 50%; transform: translateX(50%); }
}