:root {
  --color-primary: #0d8a5f;
  --color-primary-hover: #076747;
  --color-primary-soft: #e4f8ef;
  --color-accent: #28d7c0;
  --color-text: #10231d;
  --color-muted: #5c6e68;
  --color-border: #d5e4df;
  --color-surface: rgb(255 255 255 / .86);
  --color-background: #f2f8f5;
  --color-danger: #b42318;
  --radius-sm: .65rem;
  --radius-md: 1.15rem;
  --radius-lg: 1.6rem;
  --shadow-sm: 0 10px 32px rgb(8 70 49 / .08);
  --shadow-lg: 0 24px 70px rgb(8 70 49 / .14);
}

* { box-sizing: border-box; }
html { font-family: "IBM Plex Sans Arabic", "Noto Sans Arabic", Arial, sans-serif; color: var(--color-text); scroll-behavior: smooth; }
img, svg, video, canvas { max-width: 100%; }
body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(rgb(13 138 95 / .035) 1px, transparent 1px),
    linear-gradient(90deg, rgb(13 138 95 / .035) 1px, transparent 1px),
    radial-gradient(circle at 10% 5%, #d9f7e9 0, transparent 28rem),
    radial-gradient(circle at 92% 42%, #dff8f5 0, transparent 25rem),
    var(--color-background);
  background-size: 32px 32px, 32px 32px, auto, auto, auto;
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: var(--color-primary-hover); text-decoration-thickness: .08em; text-underline-offset: .22em; }
.ambient { position: fixed; z-index: -1; border-radius: 50%; filter: blur(3rem); opacity: .3; pointer-events: none; }
.ambient-one { width: 22rem; height: 22rem; inset-block-start: 8rem; inset-inline-start: -10rem; background: #73e8b7; }
.ambient-two { width: 18rem; height: 18rem; inset-block-end: 2rem; inset-inline-end: -7rem; background: #70e9e0; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid #fdb022;
  outline-offset: 2px;
}
.container { width: min(76rem, calc(100% - 2rem)); margin-inline: auto; }
.skip-link { position: absolute; inset-block-start: -5rem; inset-inline-start: 1rem; background: #fff; padding: .75rem; z-index: 10; }
.skip-link:focus { inset-block-start: 1rem; }
.site-header { position: sticky; inset-block-start: 0; z-index: 20; background: rgb(247 252 249 / .82); border-block-end: 1px solid rgb(13 138 95 / .12); backdrop-filter: blur(18px) saturate(150%); }
.header-content { min-height: 5.25rem; display: flex; align-items: center; justify-content: space-between; gap: 1.25rem; }
.brand { display: flex; gap: .8rem; align-items: center; color: var(--color-text); font-size: 1.3rem; font-weight: 800; letter-spacing: -.02em; text-decoration: none; }
.brand-copy { display: grid; line-height: 1.05; }
.brand-copy small { margin-block-start: .25rem; color: var(--color-primary); font-size: .55rem; font-weight: 800; letter-spacing: .22em; }
.brand-mark { position: relative; display: grid; place-items: center; width: 2.8rem; height: 2.8rem; border-radius: .9rem; color: white; background: linear-gradient(145deg, #15a874, #075d43); box-shadow: 0 8px 22px rgb(13 138 95 / .28); transform: rotate(-6deg); }
.brand-mark::after { content: ""; position: absolute; inset: 3px; border: 1px solid rgb(255 255 255 / .35); border-radius: .7rem; }
.brand-mark span { transform: rotate(6deg); font-size: 1.25rem; }
nav { display: flex; align-items: center; gap: .25rem; padding: .3rem; border: 1px solid rgb(13 138 95 / .1); border-radius: 999px; background: rgb(255 255 255 / .6); }
nav > a, nav .link-button { display: inline-flex; align-items: center; min-height: 2.5rem; padding: .45rem .8rem; border-radius: 999px; color: var(--color-text); font-weight: 650; text-decoration: none; transition: color .2s ease, background .2s ease, transform .2s ease; }
nav > a:hover, nav .link-button:hover { color: var(--color-primary-hover); background: var(--color-primary-soft); transform: translateY(-1px); }
.inline-form { display: inline; }
.link-button { border: 0; background: none; font: inherit; cursor: pointer; }
.mobile-menu { display: none; }
.page { padding-block: clamp(2rem, 5vw, 4.5rem); }
.page-heading { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; margin-block-end: 2rem; }
h1, h2, h3 { line-height: 1.25; margin-block-start: 0; letter-spacing: -.025em; }
h1 { margin-block-end: .45rem; font-size: clamp(2rem, 5vw, 3.4rem); background: linear-gradient(110deg, #10231d, #0d8a5f); background-clip: text; color: transparent; }
h2 { font-size: clamp(1.25rem, 2.5vw, 1.65rem); }
.eyebrow { display: inline-flex; align-items: center; gap: .45rem; color: var(--color-primary); font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; margin-block-end: .45rem; }
.eyebrow::before { content: ""; width: 1.6rem; height: 2px; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); }
.panel, .card, .empty-state { background: var(--color-surface); border: 1px solid rgb(255 255 255 / .88); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); backdrop-filter: blur(16px); }
.panel { position: relative; padding: clamp(1.25rem, 3vw, 2rem); margin-block-end: 1.25rem; overflow: hidden; }
.panel::before { content: ""; position: absolute; inset-block-start: 0; inset-inline: 1.5rem; height: 2px; background: linear-gradient(90deg, transparent, var(--color-accent), transparent); opacity: .55; }
.auth-panel, .form-panel { max-width: 38rem; margin-inline: auto; }
.auth-panel { padding: clamp(2rem, 6vw, 3.5rem); box-shadow: var(--shadow-lg); }
.auth-panel::after { content: "✦"; position: absolute; inset-block-start: 1.1rem; inset-inline-end: 1.4rem; color: var(--color-accent); font-size: 1.6rem; }
.form-panel-wide { max-width: 54rem; margin-inline: auto; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1.15rem; }
.card { position: relative; padding: 1.35rem; overflow: hidden; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.card::after { content: ""; position: absolute; width: 7rem; height: 7rem; inset-block-end: -5rem; inset-inline-end: -4rem; border-radius: 50%; background: var(--color-primary-soft); transition: transform .3s ease; }
.card:hover { transform: translateY(-4px); border-color: rgb(40 215 192 / .5); box-shadow: var(--shadow-lg); }
.card:hover::after { transform: scale(1.35); }
.card h2 { margin-block: .75rem .25rem; }
.card h2 a, .card h3 a { position: relative; z-index: 1; color: var(--color-text); text-decoration: none; }
.badge { display: inline-flex; align-items: center; gap: .35rem; background: var(--color-primary-soft); color: var(--color-primary-hover); padding: .25rem .7rem; border: 1px solid rgb(13 138 95 / .12); border-radius: 999px; font-size: .78rem; font-weight: 800; letter-spacing: .03em; }
.badge::before { content: ""; width: .38rem; height: .38rem; border-radius: 50%; background: var(--color-accent); box-shadow: 0 0 0 4px rgb(40 215 192 / .14); }
.empty-state { padding: 5rem 1.5rem; text-align: center; border-style: dashed; }
.field { margin-block: 1rem; }
.field label { display: block; font-weight: 700; margin-block-end: .35rem; }
.field input, .field select { width: 100%; min-height: 3.15rem; padding: .65rem .85rem; border: 1px solid #a7bbb4; border-radius: var(--radius-sm); background: rgb(255 255 255 / .88); color: var(--color-text); font: inherit; transition: border-color .2s ease, box-shadow .2s ease; }
.field select[multiple] { min-height: 10rem; }
.field input:hover, .field select:hover, textarea:hover { border-color: var(--color-primary); }
.field input:focus, .field select:focus, textarea:focus { border-color: var(--color-primary); box-shadow: 0 0 0 4px rgb(13 138 95 / .1); }
.field-errors { color: var(--color-danger); margin-block: .35rem 0; padding-inline-start: 1.25rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 2.85rem; padding: .58rem 1.15rem; border-radius: .75rem; border: 1px solid transparent; font: inherit; font-weight: 750; text-decoration: none; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: linear-gradient(135deg, #109a6b, #076747); box-shadow: 0 10px 24px rgb(13 138 95 / .22); }
.button-primary:hover { color: white; background: linear-gradient(135deg, #0b7c57, #064d38); box-shadow: 0 14px 30px rgb(13 138 95 / .3); }
.button-secondary { color: var(--color-primary-hover); border-color: rgb(13 138 95 / .35); background: rgb(255 255 255 / .72); }
.button-secondary:hover { background: var(--color-primary-soft); }
.button-danger { color: white; background: var(--color-danger); }
.button-compact { min-height: 2.25rem; padding: .38rem .7rem; font-size: .76rem; white-space: nowrap; }
.settings-panel { overflow: hidden; }
.settings-form { display: grid; gap: 1rem; }
.settings-toggle { display: flex; align-items: flex-start; gap: .75rem; padding: 1rem; border: 1px solid var(--color-border); border-radius: .85rem; background: #f7faf8; cursor: pointer; }
.settings-toggle input { width: 1.15rem; height: 1.15rem; margin-top: .15rem; accent-color: var(--color-primary); }
.settings-toggle span { display: grid; gap: .18rem; }
.settings-toggle small { color: var(--color-muted); font-weight: 500; }
.settings-save-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin: .25rem -1.5rem -1.5rem; padding: 1rem 1.5rem; border-top: 1px solid var(--color-border); background: #f7faf8; }
.settings-save-bar span { color: var(--color-muted); font-size: .8rem; }
.admin-model-actions { display: flex; align-items: center; gap: .45rem; min-width: 13rem; }
.admin-model-actions form { margin: 0; }
.alert { padding: .9rem 1rem; margin-block-end: 1rem; border: 1px solid rgb(13 138 95 / .16); border-inline-start: .3rem solid var(--color-primary); border-radius: .75rem; background: rgb(228 248 239 / .88); box-shadow: var(--shadow-sm); }
.alert-error { border-color: var(--color-danger); background: #fef3f2; }
.table-wrap { max-width: 100%; overflow-x: auto; overscroll-behavior-inline: contain; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: start; padding: .9rem .75rem; border-block-end: 1px solid var(--color-border); }
th { color: var(--color-muted); font-size: .78rem; letter-spacing: .035em; text-transform: uppercase; }
tbody tr { transition: background .18s ease; }
tbody tr:hover { background: rgb(228 248 239 / .48); }
.development-link { margin-block-start: 1.5rem; padding: 1rem; background: var(--color-background); overflow-wrap: anywhere; }
.development-link code { display: block; margin-block-start: .5rem; }
.metric-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: 1rem; margin-block-end: 1.5rem; }
.metric { position: relative; min-height: 8.5rem; padding: 1.2rem; background: linear-gradient(145deg, rgb(255 255 255 / .94), rgb(240 250 246 / .85)); border: 1px solid rgb(255 255 255 / .9); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); overflow: hidden; }
.metric::after { content: ""; position: absolute; width: 4rem; height: 4rem; inset-block-end: -2rem; inset-inline-end: -1rem; border: .8rem solid rgb(40 215 192 / .12); border-radius: 50%; }
.metric span, .metric strong { display: block; }
.metric span { color: var(--color-muted); font-size: .88rem; font-weight: 650; }
.metric strong { margin-block-start: .45rem; font-size: clamp(1.45rem, 3vw, 2rem); }
.status-ok { color: var(--color-primary); }
.status-error { color: var(--color-danger); }
.section-heading { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.resource-card { padding: 1.2rem; background: linear-gradient(145deg, #0e2920, #092018); border: 1px solid rgb(40 215 192 / .18); border-radius: var(--radius-md); color: #eefbf6; box-shadow: 0 18px 38px rgb(5 48 34 / .18); }
.resource-card h3 { color: #fff; }
.resource-card dl div { display: flex; justify-content: space-between; gap: 1rem; }
.resource-card dt { color: #a8c9bd; }
.resource-card dd { color: #6aecd2; font-weight: 800; }
.ollama-table-wrap { margin-top: .5rem; }
.ollama-table td { vertical-align: middle; }
.ollama-table td:first-child { min-width: 15rem; }
.ollama-table td:first-child strong, .technical-id { display: block; }
.technical-id { margin-top: .2rem; color: var(--color-muted); font-size: .68rem; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.processor-pill { display: inline-flex; padding: .28rem .55rem; border-radius: 999px; color: #075d43; background: #dff8ee; font-size: .75rem; font-weight: 800; white-space: nowrap; }
.operations-metrics { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .8rem; margin-bottom: 1rem; }
.operations-metrics article { display: grid; gap: .2rem; padding: 1rem 1.1rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: rgb(255 255 255 / .88); box-shadow: var(--shadow-sm); }
.operations-metrics span { color: var(--color-muted); font-size: .76rem; font-weight: 700; }
.operations-metrics strong { font-size: 1.65rem; }
.dashboard-chart-grid { display: grid; grid-template-columns: 1.25fr .9fr; gap: 1rem; }
.dashboard-chart { min-width: 0; }
.daily-bars { display: flex; align-items: end; gap: clamp(.35rem, 2vw, 1rem); height: 13rem; padding-top: 1.5rem; border-bottom: 1px solid var(--color-border); }
.daily-bar { display: grid; grid-template-rows: 1.1rem 1fr 1.5rem; align-items: end; justify-items: center; flex: 1; height: 100%; }
.daily-bar > i { width: min(2.4rem, 70%); min-height: .22rem; border-radius: .55rem .55rem .15rem .15rem; background: linear-gradient(180deg, #2dd4a8, #087b58); box-shadow: 0 8px 18px rgb(13 138 95 / .18); }
.daily-bar small, .bar-value { color: var(--color-muted); font-size: .7rem; font-style: normal; }
.bar-value { font-weight: 800; }
.status-distribution { display: grid; gap: .85rem; }
.status-distribution > div { display: grid; grid-template-columns: 1fr auto; gap: .25rem .7rem; }
.status-distribution span { display: flex; align-items: center; gap: .45rem; color: var(--color-muted); font-size: .78rem; }
.status-dot { width: .55rem; height: .55rem; border-radius: 50%; background: #98a2b3; }
.status-dot.status-succeeded { background: #12b76a; }
.status-dot.status-running { background: #2e90fa; }
.status-dot.status-queued { background: #f79009; }
.status-dot.status-failed { background: #f04438; }
.distribution-track { grid-column: 1 / -1; height: .38rem; overflow: hidden; border-radius: 999px; background: #edf2f0; }
.distribution-track i { display: block; height: 100%; border-radius: inherit; background: #98a2b3; }
.distribution-track .distribution-succeeded { background: #12b76a; }
.distribution-track .distribution-running { background: #2e90fa; }
.distribution-track .distribution-queued { background: #f79009; }
.distribution-track .distribution-failed { background: #f04438; }
.runner-stat-grid { display: grid; gap: .75rem; }
.runner-stat-grid article { padding: .9rem 1rem; border: 1px solid var(--color-border); border-radius: .8rem; background: #f7faf8; }
.runner-stat-grid article > div { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: .7rem; }
.runner-stat-grid article > div span { color: var(--color-muted); font-size: .75rem; }
.runner-stat-grid dl { display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem; margin: 0; }
.runner-stat-grid dl div { display: grid; gap: .12rem; }
.runner-stat-grid dt { color: var(--color-muted); font-size: .67rem; }
.runner-stat-grid dd { margin: 0; font-weight: 800; }
.model-usage-table td, .model-usage-table th { white-space: nowrap; }
.two-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 1rem; }
.checkbox-field { margin-block: 1rem; }
.prompt-variable-reference { margin-block: 1.5rem; padding: 1.25rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: rgb(242 248 245 / .72); }
.prompt-variable-reference h2 { margin-block-end: .25rem; }
.prompt-variable-reference p { margin-block: 0 .75rem; color: var(--color-muted); }
.prompt-variable-reference code { direction: ltr; display: inline-block; padding: .2rem .45rem; border-radius: .4rem; color: #075d43; background: #dff8ee; font-weight: 750; white-space: nowrap; }
textarea { width: 100%; min-height: 18rem; padding: .85rem; border: 1px solid #a7bbb4; border-radius: var(--radius-sm); font: inherit; direction: ltr; }
.terminal-output { min-height: 18rem; max-height: 36rem; overflow: auto; padding: 1.25rem; border: 1px solid rgb(40 215 192 / .2); border-radius: var(--radius-md); background: linear-gradient(145deg, #071712, #0c2920); color: #bbf7df; box-shadow: inset 0 1px 24px rgb(0 0 0 / .3), 0 18px 45px rgb(7 45 33 / .16); white-space: pre-wrap; text-align: left; }
.search-form { max-width: 36rem; margin-block-end: 1.5rem; }
.search-form label { display: block; font-weight: 700; margin-block-end: .35rem; }
.search-form div { display: flex; gap: .5rem; }
.search-form input { flex: 1; min-width: 0; padding: .55rem .75rem; border: 1px solid #6c737f; border-radius: var(--radius-sm); font: inherit; }
.admin-banner { border-color: #b54708; background: #fffaeb; }
.progress-events { margin-block-end: 1rem; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; }
.prompt-preview { max-width: 100%; overflow-x: auto; white-space: pre-wrap; overflow-wrap: anywhere; padding: 1rem; background: var(--color-background); }
.inline-actions { display: inline-flex; margin-inline-start: .5rem; }
.compact-button { min-width: 2rem; padding: .35rem .55rem; border: 1px solid var(--color-border); border-radius: .45rem; background: white; cursor: pointer; }
.member-actions, .member-actions form { display: flex; flex-wrap: wrap; gap: .35rem; align-items: center; }
.danger-text { color: var(--color-danger); }
.history-item { display: flex; justify-content: space-between; gap: 1rem; padding-block: 1rem; border-block-end: 1px solid var(--color-border); }
.history-item h2 { margin-block: .25rem; font-size: 1.1rem; }
.pdf-viewer { width: 100%; height: 75vh; border: 1px solid var(--color-border); background: white; }
.presentation-workbench { display: grid; gap: 1rem; }
.presentation-workbench .pdf-viewer { min-height: 42rem; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.presentation-prompt-panel { border: 1px solid rgb(13 138 95 / .18); border-radius: var(--radius-md); background: rgb(255 255 255 / .9); box-shadow: var(--shadow-sm); backdrop-filter: blur(14px); overflow: hidden; }
.presentation-prompt-panel summary { display: flex; align-items: center; gap: .85rem; min-height: 5rem; padding: .85rem 1.15rem; cursor: pointer; list-style: none; }
.presentation-prompt-panel summary::-webkit-details-marker { display: none; }
.prompt-summary-icon { display: grid; flex: 0 0 auto; place-items: center; width: 2.8rem; height: 2.8rem; border-radius: .8rem; color: white; background: linear-gradient(135deg, #109a6b, #076747); box-shadow: 0 8px 20px rgb(13 138 95 / .2); }
.presentation-prompt-panel summary > span:nth-child(2) { display: grid; }
.presentation-prompt-panel summary small { color: var(--color-muted); }
.presentation-prompt-panel summary strong { font-size: 1.08rem; }
.prompt-summary-action { display: flex; align-items: center; gap: .4rem; margin-inline-start: auto; color: var(--color-primary); font-weight: 750; }
.prompt-summary-action i { display: inline-block; font-style: normal; transition: transform .2s ease; }
.presentation-prompt-panel[open] .prompt-summary-action i { transform: rotate(180deg); }
.presentation-prompt-content { padding: 0 1.15rem 1.15rem; border-block-start: 1px solid var(--color-border); }
.presentation-prompt-content > p { color: var(--color-muted); font-size: .88rem; }
.presentation-prompt-panel textarea { min-height: 10rem; direction: inherit; }
.presentation-prompt-panel .button { gap: .45rem; }

/* Course command center */
.course-hero {
  position: relative;
  margin-block-end: 1.25rem;
  border: 1px solid rgb(72 238 194 / .18);
  border-radius: 1.75rem;
  background:
    linear-gradient(115deg, rgb(7 43 32 / .98), rgb(8 83 60 / .96)),
    #082f23;
  color: white;
  box-shadow: 0 28px 75px rgb(5 55 39 / .24);
  overflow: hidden;
  isolation: isolate;
}
.course-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(rgb(255 255 255 / .035) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / .035) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(90deg, black, transparent 82%);
}
.course-hero-glow {
  position: absolute;
  z-index: -1;
  width: 24rem;
  height: 24rem;
  inset-block-start: -15rem;
  inset-inline-end: -5rem;
  border-radius: 50%;
  background: #29e1b4;
  filter: blur(1rem);
  opacity: .22;
}
.course-hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.8rem, 5vw, 3.5rem);
}
.course-identity { display: flex; align-items: center; gap: clamp(1rem, 3vw, 1.7rem); min-width: 0; }
.course-orb {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: clamp(4.3rem, 9vw, 6rem);
  aspect-ratio: 1;
  border: 1px solid rgb(107 255 213 / .32);
  border-radius: 1.6rem;
  background: linear-gradient(145deg, rgb(70 231 185 / .22), rgb(255 255 255 / .04));
  box-shadow: inset 0 1px 0 rgb(255 255 255 / .18), 0 16px 45px rgb(0 0 0 / .2);
  transform: rotate(-4deg);
}
.course-orb svg { width: 55%; fill: #68ebc5; transform: rotate(4deg); filter: drop-shadow(0 5px 10px rgb(44 224 174 / .25)); }
.course-meta { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; margin-block-end: .75rem; }
.hero-code, .hero-term, .hero-role { display: inline-flex; padding: .25rem .65rem; border-radius: 999px; font-size: .74rem; font-weight: 750; }
.hero-code { background: #55dfb8; color: #063a2b; letter-spacing: .06em; }
.hero-term, .hero-role { border: 1px solid rgb(255 255 255 / .16); background: rgb(255 255 255 / .08); color: #d5eee6; }
.course-hero h1 { margin: 0; max-width: 17ch; background: none; color: #fff; font-size: clamp(2rem, 5vw, 3.6rem); text-wrap: balance; }
.course-hero-content p { margin: .55rem 0 0; color: #a9cfc2; }
.hero-primary-actions { display: flex; flex-direction: column; gap: .7rem; min-width: 12.5rem; }
.hero-generate, .hero-view { gap: .55rem; border-radius: .85rem; }
.hero-generate { color: #063426; background: linear-gradient(135deg, #72efca, #35d29f); box-shadow: 0 12px 30px rgb(37 219 163 / .22); }
.hero-generate:hover { color: #04271d; background: #8cf5d6; }
.hero-view { color: white; border-color: rgb(255 255 255 / .2); background: rgb(255 255 255 / .08); }
.hero-view:hover { color: white; background: rgb(255 255 255 / .15); }
.course-command-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .25rem;
  padding: .7rem clamp(1rem, 4vw, 2.2rem);
  border-block-start: 1px solid rgb(255 255 255 / .1);
  background: rgb(0 0 0 / .14);
}
.course-command-bar a { display: inline-flex; align-items: center; gap: .4rem; padding: .5rem .75rem; border-radius: .55rem; color: #d8eee7; font-size: .84rem; font-weight: 650; text-decoration: none; }
.course-command-bar a:hover { background: rgb(255 255 255 / .1); color: #76f0ca; }
.course-command-bar a span { color: #65e9c0; font-size: 1.05rem; }
.course-command-bar .command-disabled { display: inline-flex; align-items: center; gap: .4rem; padding: .5rem .75rem; color: #76958b; font-size: .84rem; font-weight: 650; cursor: not-allowed; }

.course-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .8rem;
  margin-block: 1.1rem 2.5rem;
}
.course-stats article {
  display: flex;
  align-items: center;
  gap: .85rem;
  min-width: 0;
  padding: 1rem;
  border: 1px solid rgb(255 255 255 / .9);
  border-radius: 1rem;
  background: rgb(255 255 255 / .74);
  box-shadow: 0 9px 25px rgb(8 70 49 / .06);
  backdrop-filter: blur(12px);
}
.course-stats article div { display: grid; }
.course-stats strong { color: var(--color-text); font-size: 1.55rem; line-height: 1.15; }
.course-stats article div span { color: var(--color-muted); font-size: .78rem; }
.stat-icon { display: grid; flex: 0 0 auto; place-items: center; width: 2.7rem; height: 2.7rem; border-radius: .8rem; font-size: 1.2rem; }
.stat-green { color: #09704d; background: #dcf8ed; }
.stat-cyan { color: #087d83; background: #dcf7f8; }
.stat-violet { color: #6941c6; background: #f0eaff; }
.stat-amber { color: #a15c07; background: #fff0d5; }

.course-section {
  margin-block-end: 1.4rem;
  padding: clamp(1.2rem, 3vw, 2rem);
  border: 1px solid rgb(255 255 255 / .9);
  border-radius: 1.4rem;
  background: rgb(255 255 255 / .74);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}
.course-section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-block-end: 1.35rem; }
.course-section-heading h2 { margin-block-end: .25rem; }
.course-section-heading p:last-child { margin: 0; color: var(--color-muted); font-size: .9rem; }
.chapter-showcase { display: grid; grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr)); gap: .85rem; }
.chapter-hero { position: relative; display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-block-end: 1.25rem; padding: clamp(1.5rem, 4vw, 2.75rem); overflow: hidden; border: 1px solid rgb(40 215 192 / .2); border-radius: var(--radius-lg); background: linear-gradient(135deg, #09261d 0%, #0b4c38 58%, #0d8a5f 100%); box-shadow: 0 24px 60px rgb(7 64 45 / .2); color: #eefbf6; }
.chapter-hero::after { content: ""; position: absolute; width: 18rem; height: 18rem; inset-block-start: -10rem; inset-inline-end: -5rem; border: 2.5rem solid rgb(40 215 192 / .13); border-radius: 50%; }
.chapter-hero-main { position: relative; z-index: 1; max-width: 48rem; }
.chapter-hero h1 { margin-block: .35rem .65rem; color: white; background: none; }
.chapter-hero .eyebrow { color: #73e8c0; }
.chapter-back { display: inline-block; margin-block-end: 1.2rem; color: #c8f6e5; text-decoration: none; font-weight: 700; }
.chapter-state-row { display: flex; align-items: center; gap: .8rem; }
.chapter-hero-number { display: grid; place-items: center; width: 3.5rem; height: 3.5rem; border: 1px solid rgb(255 255 255 / .24); border-radius: 1rem; background: rgb(255 255 255 / .1); color: #73e8c0; font-size: 1.35rem; font-weight: 850; }
.chapter-hero-summary { margin: 0; color: #c9e8dc; font-size: 1.05rem; }
.chapter-primary-actions { position: relative; z-index: 1; display: grid; gap: .65rem; min-width: 13rem; }
.chapter-getting-started { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-block-end: 1.25rem; }
.chapter-getting-started > div { padding: 1.25rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); box-shadow: var(--shadow-sm); }
.chapter-getting-started strong { display: block; margin-block: .5rem .2rem; }
.chapter-getting-started p { margin: 0; color: var(--color-muted); }
.setup-step { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: .65rem; background: var(--color-primary-soft); color: var(--color-primary-hover); font-weight: 850; }
.chapter-action-bar { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; margin-block-end: 1.25rem; padding: .5rem; border: 1px solid var(--color-border); border-radius: 1rem; background: rgb(255 255 255 / .72); }
.chapter-action-bar a, .chapter-action-bar span, .chapter-action-bar button { padding: .55rem .8rem; border: 0; border-radius: .7rem; color: var(--color-text); background: transparent; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }
.chapter-action-bar a:hover, .chapter-action-bar button:hover { color: var(--color-primary-hover); background: var(--color-primary-soft); }
.chapter-action-bar span[aria-disabled] { color: #87938f; cursor: not-allowed; }
.chapter-action-bar form { margin: 0; }
.chapter-tile {
  position: relative;
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  background: linear-gradient(145deg, #fff, #f7fcf9);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  overflow: hidden;
}
.chapter-tile:hover { transform: translateY(-3px); border-color: rgb(13 138 95 / .32); box-shadow: 0 15px 35px rgb(8 70 49 / .1); }
.chapter-main { display: flex; align-items: center; gap: 1rem; min-height: 8.3rem; padding: 1.15rem 1.15rem .7rem; color: var(--color-text); text-decoration: none; }
.chapter-number { display: grid; flex: 0 0 auto; place-items: center; width: 3.3rem; height: 3.3rem; border-radius: 1rem; background: linear-gradient(145deg, #e0f9ef, #c9f2e4); color: #08704e; font-size: 1.2rem; font-weight: 850; }
.chapter-copy { display: grid; min-width: 0; }
.chapter-copy small { color: var(--color-primary); font-size: .7rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.chapter-copy strong { margin-block: .15rem .3rem; overflow: hidden; font-size: 1.02rem; text-overflow: ellipsis; white-space: nowrap; }
.chapter-copy > span { display: -webkit-box; overflow: hidden; color: var(--color-muted); font-size: .78rem; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.chapter-arrow { margin-inline-start: auto; color: var(--color-primary); font-size: 1.4rem; transition: transform .2s ease; }
[dir="ltr"] .chapter-arrow { transform: rotate(180deg); }
.chapter-tile:hover .chapter-arrow { translate: -.25rem 0; }
[dir="ltr"] .chapter-tile:hover .chapter-arrow { translate: .25rem 0; }
.chapter-order { position: absolute; inset-block-start: .55rem; inset-inline-end: .55rem; display: flex; gap: .2rem; opacity: 0; transition: opacity .2s ease; }
.chapter-tile:hover .chapter-order, .chapter-order:focus-within { opacity: 1; }
.chapter-order button { width: 1.8rem; height: 1.8rem; border: 1px solid var(--color-border); border-radius: .45rem; background: white; color: var(--color-primary); cursor: pointer; }
.chapter-quick-actions {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: .45rem;
  margin: 0 1rem 1rem;
  padding-block-start: .75rem;
  border-block-start: 1px solid #e3eee9;
}
.chapter-quick-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  min-height: 2.25rem;
  padding: .35rem .7rem;
  border-radius: .6rem;
  font-size: .74rem;
  font-weight: 750;
  text-decoration: none;
}
.chapter-generate { flex: 1; color: white; background: linear-gradient(135deg, #119a6b, #076747); box-shadow: 0 7px 17px rgb(13 138 95 / .16); }
.chapter-generate:hover { color: white; background: linear-gradient(135deg, #0c7d58, #054f39); transform: translateY(-1px); }
.chapter-generate span { color: #89f5d5; }
.chapter-open { color: var(--color-primary-hover); border: 1px solid var(--color-border); background: white; }
.chapter-open:hover { border-color: var(--color-primary); background: var(--color-primary-soft); }
.archive-label { position: absolute; inset-block-end: .4rem; inset-inline-end: .6rem; color: var(--color-muted); font-size: .68rem; }
.chapter-tile.is-archived { filter: grayscale(.65); opacity: .68; }
.course-empty { padding: 3rem 1rem; border: 1px dashed #b7d7cc; border-radius: 1rem; text-align: center; background: #f7fcf9; }
.course-empty > span { display: grid; place-items: center; width: 3.5rem; height: 3.5rem; margin-inline: auto; border-radius: 1rem; background: var(--color-primary-soft); color: var(--color-primary); font-size: 1.5rem; }
.course-empty h3 { margin: .8rem 0 .2rem; }
.course-empty p { margin: 0; color: var(--color-muted); }

.course-layout { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(18rem, .7fr); gap: 1.2rem; align-items: start; }
.compact-section { padding: 1.35rem; }
.section-link { color: var(--color-primary); font-size: .85rem; font-weight: 750; text-decoration: none; }
.section-link-disabled { color: #98a7a2; cursor: not-allowed; }
.modern-list { display: grid; gap: .55rem; }
.file-row, .task-row {
  display: flex;
  align-items: center;
  gap: .8rem;
  min-width: 0;
  padding: .8rem;
  border: 1px solid transparent;
  border-radius: .85rem;
  background: #f7faf8;
  transition: border-color .18s ease, background .18s ease;
}
.file-row:hover, .task-row:hover { border-color: var(--color-border); background: white; }
.file-icon { display: grid; flex: 0 0 auto; place-items: center; width: 2.6rem; height: 2.8rem; border-radius: .6rem; background: #ffe9e7; color: #b42318; font-size: .65rem; font-weight: 850; }
.file-info, .task-name { display: grid; min-width: 0; flex: 1; }
.file-info strong, .task-name strong { overflow: hidden; font-size: .88rem; text-overflow: ellipsis; white-space: nowrap; }
.file-info span, .task-name small, .task-row time { color: var(--color-muted); font-size: .7rem; }
.file-state, .status-chip { padding: .2rem .55rem; border-radius: 999px; background: var(--color-primary-soft); color: var(--color-primary-hover); font-size: .68rem; font-weight: 750; }
.icon-action { width: 2rem; height: 2rem; border: 0; border-radius: .5rem; background: transparent; font-size: 1.2rem; cursor: pointer; }
.icon-action:hover { background: #fee4e2; }
.task-row { color: var(--color-text); text-decoration: none; }
.task-pulse { width: .65rem; height: .65rem; flex: 0 0 auto; border-radius: 50%; background: #98a2b3; box-shadow: 0 0 0 4px rgb(152 162 179 / .12); }
.task-pulse.status-succeeded { background: #12b76a; box-shadow: 0 0 0 4px rgb(18 183 106 / .12); }
.task-pulse.status-running { background: #2e90fa; box-shadow: 0 0 0 4px rgb(46 144 250 / .12); animation: task-pulse 1.5s ease-out infinite; }
.task-pulse.status-failed, .task-pulse.status-cancelled { background: #f04438; box-shadow: 0 0 0 4px rgb(240 68 56 / .12); }
.status-chip.status-failed, .status-chip.status-cancelled { color: #b42318; background: #fee4e2; }
.status-chip.status-running { color: #175cd3; background: #eaf3ff; }
@keyframes task-pulse { 50% { box-shadow: 0 0 0 8px rgb(46 144 250 / 0); } }
.mini-empty { display: flex; align-items: center; justify-content: center; gap: .6rem; min-height: 5rem; border: 1px dashed var(--color-border); border-radius: .85rem; color: var(--color-muted); }
.mini-empty > span { color: var(--color-primary); font-size: 1.3rem; }

.team-panel {
  position: sticky;
  inset-block-start: 6.5rem;
  padding: 1.3rem;
  border: 1px solid rgb(255 255 255 / .9);
  border-radius: 1.4rem;
  background: rgb(255 255 255 / .8);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
}
.team-heading { display: flex; align-items: center; justify-content: space-between; margin-block-end: 1rem; }
.team-heading h2 { margin: 0; }
.team-heading > a { display: grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: .65rem; background: var(--color-primary-soft); color: var(--color-primary); font-size: 1.2rem; text-decoration: none; }
.team-list { display: grid; gap: .4rem; }
.team-member { position: relative; display: flex; align-items: center; gap: .65rem; min-width: 0; padding: .65rem .3rem; border-block-end: 1px solid #e8f0ed; }
.team-member:last-child { border: 0; }
.avatar { display: grid; flex: 0 0 auto; place-items: center; width: 2.45rem; height: 2.45rem; border-radius: .8rem; background: linear-gradient(145deg, #dff8ee, #c9eee2); color: #08704e; font-weight: 850; }
.team-member > div { display: grid; min-width: 0; flex: 1; }
.team-member strong { overflow: hidden; font-size: .82rem; text-overflow: ellipsis; white-space: nowrap; }
.team-member > div span { overflow: hidden; color: var(--color-muted); font-size: .64rem; text-overflow: ellipsis; white-space: nowrap; }
.role-pill { padding: .16rem .4rem; border-radius: 999px; background: #f0f5f3; color: var(--color-muted); font-size: .62rem; font-weight: 700; }
.member-menu summary { padding: .25rem; color: var(--color-muted); cursor: pointer; list-style: none; }
.member-menu > div { position: absolute; z-index: 5; inset-block-start: 3rem; inset-inline-end: 0; width: 13rem; padding: .65rem; border: 1px solid var(--color-border); border-radius: .75rem; background: white; box-shadow: var(--shadow-lg); }
.member-menu form { display: grid; gap: .3rem; margin-block-end: .4rem; }
.member-menu select, .member-menu button { min-height: 2rem; border: 1px solid var(--color-border); border-radius: .4rem; background: white; font: inherit; font-size: .72rem; cursor: pointer; }
.form-intro { max-width: 48rem; margin-block: -.25rem 1.5rem; color: var(--color-muted); font-size: .95rem; }
.upload-dropzone {
  margin-block: 1rem 1.4rem;
  padding: 1.2rem;
  border: 1.5px dashed rgb(13 138 95 / .4);
  border-radius: 1rem;
  background: linear-gradient(145deg, rgb(228 248 239 / .7), rgb(255 255 255 / .72));
}
.upload-dropzone .field { margin: 0; }
.upload-dropzone input[type="file"] { padding: .8rem; border: 1px solid var(--color-border); border-radius: .7rem; background: white; }
.upload-dropzone small, .instruction-field > small { display: block; margin-block-start: .5rem; color: var(--color-muted); font-size: .78rem; }
.instruction-field textarea { min-height: 8rem; direction: inherit; }
.chapter-ai-setup { margin-block: 1rem 1.4rem; padding: 1rem; border: 1px solid rgb(13 138 95 / .16); border-radius: 1rem; background: linear-gradient(145deg, #f1fbf6, #fff); }
.chapter-ai-setup .field { margin-block: 0 .35rem; }
.chapter-ai-setup textarea { min-height: 9rem; direction: inherit; }
.chapter-ai-setup small { color: var(--color-muted); font-size: .78rem; }
.generation-mode { display: flex; gap: .9rem; margin-block: 1rem 1.4rem; padding: 1rem; border: 1px solid rgb(13 138 95 / .2); border-radius: 1rem; background: linear-gradient(145deg, #e6faf2, #f7fffb); }
.generation-mode > span { display: grid; flex: 0 0 auto; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: .75rem; background: var(--color-primary); color: white; }
.generation-mode strong { display: block; color: var(--color-primary-hover); }
.generation-mode p { margin: .2rem 0 0; color: var(--color-muted); font-size: .85rem; }
.model-option-guide { display: grid; gap: .65rem; margin-block: -.25rem 1.25rem; }
.model-option-guide article { padding: .85rem 1rem; border: 1px solid var(--color-border); border-radius: .85rem; background: #f7fcf9; }
.model-option-guide article strong { margin-inline-end: .45rem; }
.model-option-guide article p { margin: .35rem 0 0; color: var(--color-muted); font-size: .82rem; }
.field-help { display: block; margin-block: -.65rem 1rem; color: var(--color-muted); font-size: .78rem; }
.generation-lock { display: flex; align-items: center; gap: 1rem; margin-block: 1rem 1.5rem; padding: 1rem 1.15rem; border: 1px solid #fedf89; border-radius: 1rem; background: linear-gradient(145deg, #fffaeb, #fffdf7); box-shadow: 0 10px 25px rgb(181 71 8 / .07); }
.generation-lock > div { flex: 1; }
.generation-lock strong { display: block; color: #93370d; }
.generation-lock p { margin: .15rem 0 0; color: #854a0e; font-size: .82rem; }
.lock-symbol { display: grid; flex: 0 0 auto; place-items: center; width: 2.6rem; height: 2.6rem; border-radius: .75rem; background: #fef0c7; color: #b54708; font-size: 1.25rem; }
.button-disabled { color: #7d8985; border-color: #dce5e2; background: #edf2f0; box-shadow: none; cursor: not-allowed; }
.button-disabled:hover { transform: none; }
.live-activity { display: flex; align-items: center; gap: 1rem; margin-block: 1rem 1.25rem; padding: 1.15rem; border: 1px solid rgb(46 144 250 / .2); border-radius: 1.1rem; background: linear-gradient(135deg, rgb(239 248 255 / .94), rgb(244 255 251 / .94)); box-shadow: 0 12px 35px rgb(21 112 239 / .08); }
.activity-radar { position: relative; display: grid; flex: 0 0 auto; place-items: center; width: 3.2rem; height: 3.2rem; border-radius: 50%; background: rgb(46 144 250 / .1); }
.activity-radar::before, .activity-radar::after { content: ""; position: absolute; inset: .45rem; border: 1px solid rgb(46 144 250 / .4); border-radius: 50%; animation: radar-wave 2s ease-out infinite; }
.activity-radar::after { animation-delay: 1s; }
.activity-radar i { width: .7rem; height: .7rem; border-radius: 50%; background: #2e90fa; box-shadow: 0 0 14px #2e90fa; }
.activity-copy { display: grid; min-width: 0; flex: 1; }
.activity-kicker { color: #175cd3; font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.activity-copy strong { margin-block: .1rem; color: #17365d; }
.activity-copy > span:last-child { overflow: hidden; color: #536b84; font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }
.activity-time { display: grid; min-width: 5rem; padding-inline-start: 1rem; border-inline-start: 1px solid rgb(46 144 250 / .18); text-align: center; }
.activity-time span { color: var(--color-muted); font-size: .68rem; }
.activity-time strong { color: #175cd3; font-variant-numeric: tabular-nums; font-size: 1.2rem; }
.metric-date { font-size: 1.05rem !important; }
.task-change-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .65rem; margin: -1rem 0 1.5rem; }
.task-change-summary article { display: flex; align-items: center; gap: .7rem; padding: .8rem .9rem; border: 1px solid var(--color-border); border-radius: .85rem; background: rgb(255 255 255 / .82); }
.task-change-summary article > span { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: .55rem; color: var(--color-primary); background: var(--color-primary-soft); font-weight: 850; }
.task-change-summary article > div { display: grid; }
.task-change-summary small { color: var(--color-muted); font-size: .66rem; }
.task-change-summary strong { font-size: 1.15rem; }
.friendly-error { display: flex; align-items: flex-start; gap: .85rem; margin-block: 1rem; padding: 1rem 1.1rem; border: 1px solid #fecdca; border-radius: 1rem; background: linear-gradient(145deg, #fff4f3, #fffbfa); }
.friendly-error > span { display: grid; flex: 0 0 auto; place-items: center; width: 2.4rem; height: 2.4rem; border-radius: 50%; background: #f04438; color: white; font-weight: 900; }
.friendly-error strong { color: #912018; }
.friendly-error p { margin: .2rem 0 0; color: #7a271a; font-size: .84rem; }
.progress-timeline { display: grid; gap: .55rem; }
.progress-card { padding: .9rem 1rem; border: 1px solid rgb(13 138 95 / .12); border-radius: .85rem; background: linear-gradient(145deg, #f8fdfa, #f1faf6); }
.progress-card-heading { display: flex; align-items: flex-start; gap: .7rem; }
.progress-check { display: grid; flex: 0 0 auto; place-items: center; width: 1.65rem; height: 1.65rem; border-radius: 50%; background: #d8f7e9; color: #08704e; font-size: .75rem; font-weight: 850; }
.progress-message { flex: 1; min-width: 0; padding-block-start: .05rem; font-size: .9rem; font-weight: 650; overflow-wrap: anywhere; }
.progress-percent { flex: 0 0 auto; padding: .15rem .5rem; border-radius: 999px; background: white; color: var(--color-primary); font-size: .72rem; font-weight: 850; box-shadow: 0 2px 8px rgb(8 70 49 / .08); }
.progress-track { height: .32rem; margin-block-start: .7rem; margin-inline-start: 2.35rem; overflow: hidden; border-radius: 999px; background: #dcebe5; }
.progress-track span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); }
.progress-technical { margin-block-start: .65rem; margin-inline-start: 2.35rem; padding-block-start: .55rem; border-block-start: 1px solid var(--color-border); }
.progress-technical summary { width: fit-content; color: var(--color-muted); font-size: .72rem; font-weight: 750; cursor: pointer; }
.progress-technical pre { max-height: 13rem; margin: .55rem 0 0; padding: .75rem; overflow: auto; border-radius: .6rem; background: #10231d; color: #c8f6e5; font-family: ui-monospace, monospace; font-size: .7rem; white-space: pre-wrap; overflow-wrap: anywhere; direction: ltr; text-align: left; }
.diagnostic-panel { padding: 0; overflow: hidden; }
.diagnostic-panel > summary { display: flex; align-items: center; gap: .8rem; min-height: 4.8rem; padding: 1rem 1.25rem; color: var(--color-text); cursor: pointer; list-style: none; }
.diagnostic-panel > summary::-webkit-details-marker { display: none; }
.diagnostic-panel > summary > span:nth-child(2) { display: grid; flex: 1; }
.diagnostic-panel > summary small { color: var(--color-muted); font-size: .68rem; }
.diagnostic-panel > summary strong { font-size: 1rem; }
.diagnostic-panel > summary > i { color: var(--color-primary); font-style: normal; transition: transform .2s ease; }
.diagnostic-panel[open] > summary > i { transform: rotate(180deg); }
.diagnostic-summary-icon { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: .75rem; color: #6aecd2; background: #0b3025; font-size: 1.25rem; }
.diagnostic-content { display: grid; gap: 1rem; padding: 1.25rem; border-top: 1px solid var(--color-border); background: linear-gradient(180deg, #f8fbfa, #fff); }
.diagnostic-requester { display: flex; align-items: center; gap: .75rem; padding: .85rem; border: 1px solid var(--color-border); border-radius: .85rem; background: white; }
.diagnostic-requester > div { display: grid; flex: 1; min-width: 0; }
.diagnostic-requester small, .diagnostic-log-heading small { color: var(--color-muted); font-size: .68rem; }
.diagnostic-requester > div span { overflow: hidden; color: var(--color-muted); font-size: .75rem; text-overflow: ellipsis; }
.diagnostic-requester code { padding: .3rem .5rem; border-radius: .4rem; color: #075d43; background: #dff8ee; font-size: .68rem; }
.diagnostic-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .7rem; margin: 0; }
.diagnostic-facts > div { min-width: 0; padding: .85rem; border: 1px solid var(--color-border); border-radius: .8rem; background: white; }
.diagnostic-facts dt { margin-bottom: .32rem; color: var(--color-muted); font-size: .67rem; font-weight: 750; text-transform: uppercase; letter-spacing: .04em; }
.diagnostic-facts dd { margin: 0; overflow-wrap: anywhere; font-size: .82rem; font-weight: 750; }
.diagnostic-facts dd small { display: block; margin-top: .18rem; color: var(--color-muted); font-size: .66rem; font-weight: 500; }
.diagnostic-error { margin: 0; }
.diagnostic-error p { margin: .25rem 0 0; }
.diagnostic-log-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; }
.diagnostic-log-heading h3 { margin: .1rem 0 0; font-size: 1rem; }
.diagnostic-log-heading > span { color: var(--color-muted); font-size: .7rem; }
.diagnostic-panel .terminal-output { margin: 0; }
.diagnostic-panel .diagnostic-output-empty { min-height: 5rem; padding: 1.25rem; border: 1px dashed var(--color-border); background: #f7faf8; color: var(--color-muted); box-shadow: none; text-align: center; }
@keyframes radar-wave { from { opacity: .8; transform: scale(.45); } to { opacity: 0; transform: scale(1.5); } }

@media (max-width: 42rem) {
  .container { width: min(100% - 1rem, 76rem); }
  .header-content { position: relative; min-height: 4.25rem; gap: .75rem; padding-block: .5rem; }
  .page-heading { align-items: flex-start; flex-direction: column; padding-block: .65rem; }
  .brand-mark { width: 2.45rem; height: 2.45rem; }
  .desktop-nav { display: none; }
  .mobile-menu { display: block; margin-inline-start: auto; }
  .mobile-menu summary {
    display: grid;
    place-content: center;
    gap: .28rem;
    width: 2.85rem;
    height: 2.85rem;
    border: 1px solid rgb(13 138 95 / .18);
    border-radius: .85rem;
    background: rgb(255 255 255 / .82);
    box-shadow: 0 6px 18px rgb(8 70 49 / .08);
    cursor: pointer;
    list-style: none;
  }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu summary span { display: block; width: 1.25rem; height: 2px; border-radius: 2px; background: var(--color-primary-hover); transition: transform .2s ease, opacity .2s ease; }
  .mobile-menu[open] summary span:first-child { transform: translateY(.38rem) rotate(45deg); }
  .mobile-menu[open] summary span:nth-child(2) { opacity: 0; }
  .mobile-menu[open] summary span:last-child { transform: translateY(-.38rem) rotate(-45deg); }
  .mobile-menu nav {
    position: absolute;
    z-index: 30;
    inset-block-start: calc(100% - .2rem);
    inset-inline: 0;
    display: grid;
    width: 100%;
    gap: .2rem;
    padding: .55rem;
    border-radius: 1rem;
    background: rgb(255 255 255 / .98);
    box-shadow: 0 22px 50px rgb(8 70 49 / .2);
  }
  .mobile-menu nav > a, .mobile-menu nav .link-button {
    display: flex;
    width: 100%;
    min-height: 3rem;
    justify-content: flex-start;
    padding: .6rem .85rem;
    border-radius: .7rem;
    text-align: start;
  }
  .mobile-menu .inline-form { display: block; }
  .page { padding-block: 1.4rem 2.5rem; }
  .panel { padding: 1.1rem; border-radius: 1rem; }
  .two-columns { grid-template-columns: 1fr; }
  .chapter-ai-setup { grid-template-columns: 1fr; }
  h1 { font-size: 2.15rem; }
  .page-heading { gap: .8rem; margin-block-end: 1.25rem; }
  .page-heading > .button, .page-heading > .actions { width: 100%; }
  .page-heading > .actions > * { flex: 1 1 10rem; }
  .page-heading > .actions .button { width: 100%; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .card-grid, .metric-grid { grid-template-columns: minmax(0, 1fr); }
  .empty-state { padding: 3rem 1rem; }
  .button { min-height: 2.75rem; }
  textarea { min-height: 13rem; }
  input[type="file"] { max-width: 100%; }
  .table-wrap table { min-width: 38rem; }
  .prompt-variable-reference { padding: .85rem; }
  .course-hero-content { align-items: flex-start; flex-direction: column; }
  .course-hero-content, .chapter-hero { padding: 1.35rem; }
  .hero-primary-actions { width: 100%; }
  .course-identity { align-items: flex-start; }
  .course-orb { width: 3.8rem; border-radius: 1.1rem; }
  .course-stats { grid-template-columns: repeat(2, 1fr); }
  .course-command-bar, .chapter-action-bar {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    -webkit-overflow-scrolling: touch;
  }
  .course-command-bar > *, .chapter-action-bar > * { flex: 0 0 auto; }
  .course-layout { grid-template-columns: 1fr; }
  .team-panel { position: static; }
  .course-section-heading { align-items: flex-start; flex-direction: column; }
  .chapter-showcase { grid-template-columns: 1fr; }
  .chapter-hero { align-items: flex-start; flex-direction: column; }
  .chapter-primary-actions { width: 100%; }
  .chapter-getting-started { grid-template-columns: 1fr; }
  .chapter-order { opacity: 1; }
  .history-item { align-items: stretch; flex-direction: column; }
  .history-item > .button, .history-item > form .button { width: 100%; }
  .live-activity { align-items: flex-start; flex-wrap: wrap; }
  .activity-time { width: 100%; padding-block-start: .65rem; padding-inline-start: 0; border-block-start: 1px solid rgb(46 144 250 / .18); border-inline-start: 0; text-align: start; }
  .activity-copy > span:last-child { white-space: normal; overflow-wrap: anywhere; }
  .progress-card { padding: .8rem; }
  .progress-percent { font-size: .68rem; }
  .progress-track, .progress-technical { margin-inline-start: 0; }
  .terminal-output { min-height: 12rem; max-height: 26rem; padding: .85rem; font-size: .78rem; overflow-wrap: anywhere; }
  .pdf-viewer { height: 68vh; }
  .presentation-workbench .pdf-viewer { min-height: 68vh; }
  .presentation-prompt-panel summary { min-height: 4.5rem; padding: .75rem; }
  .prompt-summary-action { font-size: 0; }
  .prompt-summary-action i { font-size: 1.2rem; }
  .task-row time { display: none; }
}

@media (max-width: 30rem) {
  .brand-copy small { display: none; }
  .panel, .course-section, .compact-section { padding: 1rem; }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.2rem; }
  .course-identity { flex-direction: column; }
  .course-orb { display: none; }
  .course-stats { grid-template-columns: 1fr; }
  .course-stats article { min-height: 5.5rem; }
  .course-command-bar, .chapter-action-bar { margin-inline: -.35rem; }
  .chapter-state-row { align-items: flex-start; }
  .chapter-hero-number { width: 2.9rem; height: 2.9rem; border-radius: .8rem; }
  .chapter-main { gap: .75rem; padding-inline: .85rem; }
  .chapter-number { width: 2.8rem; height: 2.8rem; }
  .chapter-quick-actions { margin-inline: .75rem; }
  .file-row, .task-row { align-items: flex-start; flex-wrap: wrap; }
  .file-state, .status-chip { margin-inline-start: 3.4rem; }
  .actions { width: 100%; }
  .actions > .button, .actions > form { flex: 1 1 100%; }
  .actions > form .button { width: 100%; }
  .settings-save-bar { align-items: stretch; flex-direction: column; margin-inline: -1rem; margin-bottom: -1rem; padding-inline: 1rem; }
  .settings-save-bar .button { width: 100%; }
  .admin-model-actions { min-width: 11rem; flex-direction: column; align-items: stretch; }
  .admin-model-actions .button { width: 100%; }
  .operations-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-chart-grid { grid-template-columns: 1fr; }
  .runner-stat-grid dl { grid-template-columns: repeat(2, 1fr); }
  .diagnostic-facts { grid-template-columns: 1fr; }
  .diagnostic-requester { align-items: flex-start; flex-wrap: wrap; }
  .diagnostic-requester code { margin-inline-start: 3.2rem; }
  .task-change-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-form div { align-items: stretch; flex-direction: column; }
  .search-form .button { width: 100%; }
  .generation-mode, .generation-lock, .friendly-error { align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}