/* =====================================================================
   LIVE SEMINARS — module styles
   Uses only the host site's design tokens (--blue, --gold, --ink, --muted,
   --rule, --paper, --paper-warm, --radius, --shadow-*) so the same file
   looks right on both timetoteach.com and centerforteachereffectiveness.com.
   Everything is scoped under .sem-* so nothing leaks into the host site.
   ===================================================================== */

.sem-main { background: var(--paper, #fff); }
.sem-main .container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.sem-main .section { padding: 80px 0; }
.sem-main h1, .sem-main h2, .sem-main h3 { font-family: 'Fraunces', Georgia, serif; font-weight: 500; letter-spacing: -.02em; line-height: 1.1; color: var(--ink); }
.sem-main h2 { font-size: clamp(28px, 3.4vw, 42px); margin-bottom: 14px; }
.sem-main h3 { font-size: 22px; }
.sem-main p { color: var(--ink-soft, var(--ink)); }
.sem-lede { font-size: 18px; line-height: 1.6; color: var(--muted); max-width: 720px; margin-bottom: 40px; }
.sem-lede strong { color: var(--ink); font-weight: 600; }
.sem-muted { color: var(--muted); }
.sem-small { font-size: 13px; }
.sem-tight { max-width: 760px; }
.sem-visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.sem-main a:not(.btn) { color: var(--blue); }
.sem-main a:not(.btn):hover { text-decoration: underline; }

/* --------------------------------------------------------------- hero -- */
.sem-hero { background: var(--paper-warm, #f8fafc); border-bottom: 1px solid var(--rule); padding: 72px 0 64px; }
.sem-hero-inner { display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
.sem-hero h1 { font-size: clamp(38px, 5vw, 62px); margin: 10px 0 20px; }
.sem-hero-sub { font-size: 19px; line-height: 1.55; color: var(--ink-soft, var(--ink)); max-width: 560px; }
.sem-hero-days { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 10px; max-width: 560px; }
.sem-hero-days li { display: grid; grid-template-columns: 96px 1fr; gap: 16px; align-items: baseline; padding: 12px 0; border-top: 1px solid var(--rule); }
.sem-hero-days li:last-child { border-bottom: 1px solid var(--rule); }
.sem-hero-days .d { font-family: 'Fraunces', Georgia, serif; font-size: 20px; color: var(--blue); }
.sem-hero-days .t { font-weight: 600; color: var(--ink); }
.sem-hero-days .w { display: block; color: var(--muted); font-size: 14px; margin-top: 2px; }
.sem-hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.sem-hero-media { position: relative; }
.sem-hero-media img { width: 100%; height: auto; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.sem-hero-media figcaption { position: absolute; left: 16px; bottom: 16px; background: rgba(26,35,50,.82); color: #fff; font-size: 13px; padding: 8px 12px; border-radius: 4px; }
.sem-hero-credit { display: inline-flex; align-items: center; gap: 10px; background: var(--gold-light, #fdf6e3); color: var(--ink); border: 1px solid rgba(232,168,32,.45); border-radius: 100px; padding: 6px 14px 6px 8px; font-size: 14px; font-weight: 600; }
.sem-hero-credit .n { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--gold); color: var(--ink); font-family: 'Fraunces', Georgia, serif; font-size: 16px; }

/* ------------------------------------------------------------ event grid -- */
.sem-events { padding: 72px 0 40px; }
.sem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.sem-card { display: grid; grid-template-columns: 132px 1fr; background: #fff; border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.sem-card.is-soldout { opacity: .92; }
.sem-date { background: var(--ink); color: #fff; padding: 22px 12px; text-align: center; display: flex; flex-direction: column; justify-content: center; gap: 2px; }
.sem-date .m { font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); }
.sem-date .d { font-family: 'Fraunces', Georgia, serif; font-size: 40px; line-height: 1; letter-spacing: -.03em; margin: 4px 0; }
.sem-date .w { font-size: 12px; color: rgba(255,255,255,.72); }
.sem-date .y { font-size: 12px; color: rgba(255,255,255,.5); margin-top: 6px; }
.sem-card-body { padding: 22px 24px 20px; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.sem-card-title { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.sem-card-title h3 { font-size: 26px; margin: 0; }
.sem-card-title .fmt { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.sem-card-venue { color: var(--muted); font-size: 14px; line-height: 1.45; }
.sem-card-venue strong { color: var(--ink); font-weight: 600; }
.sem-pres { display: flex; flex-wrap: wrap; gap: 8px 14px; margin: 2px 0; }
.sem-pres span { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink); }
.sem-pres img { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; object-position: center top; border: 2px solid var(--gold); }
.sem-pres em { font-style: normal; color: var(--muted); }
.sem-card-price { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-top: 4px; padding-top: 12px; border-top: 1px solid var(--rule); }
.sem-card-price .from { font-size: 14px; color: var(--muted); }
.sem-card-price .amt { font-family: 'Fraunces', Georgia, serif; font-size: 24px; color: var(--ink); }
.sem-card-price .eb { font-size: 13px; color: var(--success, #2d6a4f); font-weight: 600; }
.sem-card-price .eb.ending { color: var(--accent, #c9472a); }
.sem-card-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 4px; }
.sem-card-actions .btn { padding: 11px 20px; font-size: 14px; }
.sem-soldout-tag { display: inline-block; background: var(--gold-light, #fdf6e3); color: var(--gold-dark, #c48a10); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 4px 10px; border-radius: 100px; }
.sem-pivot-line { font-size: 14px; color: var(--muted); margin-top: 6px; }
.sem-pivot-line a { font-weight: 600; }
.sem-empty { background: var(--paper-warm); border: 1px dashed var(--rule); border-radius: var(--radius); padding: 40px; text-align: center; }

/* ------------------------------------------------------------- pricing -- */
.sem-pricing { background: var(--paper-warm); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.sem-tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 8px; }
.sem-tier { background: #fff; border: 1px solid var(--rule); border-radius: var(--radius); padding: 28px 26px; display: flex; flex-direction: column; gap: 8px; }
.sem-tier.is-best { border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-light, #fdf6e3); position: relative; }
.sem-tier .tag { position: absolute; top: -12px; left: 22px; background: var(--gold); color: var(--ink); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding: 4px 10px; border-radius: 100px; }
.sem-tier h3 { font-size: 24px; }
.sem-tier .who { color: var(--muted); font-size: 14px; min-height: 40px; }
.sem-tier .price { font-family: 'Fraunces', Georgia, serif; font-size: 40px; line-height: 1; color: var(--ink); margin: 8px 0 2px; }
.sem-tier .price small { font-family: 'Inter', sans-serif; font-size: 13px; color: var(--muted); margin-left: 6px; }
.sem-tier .ladder { font-size: 13px; color: var(--muted); display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 10px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); margin: 8px 0; }
.sem-tier .ladder b { color: var(--ink); font-weight: 600; }
.sem-tier .ladder .now b { color: var(--success, #2d6a4f); }
.sem-tier ul { list-style: none; padding: 0; margin: 4px 0 0; display: grid; gap: 6px; font-size: 14px; }
.sem-tier ul li { padding-left: 20px; position: relative; }
.sem-tier ul li::before { content: '✓'; position: absolute; left: 0; color: var(--success, #2d6a4f); font-weight: 700; }
.sem-upgrade { margin-top: 22px; background: var(--ink); color: #fff; border-radius: var(--radius); padding: 22px 26px; display: grid; grid-template-columns: 1fr auto; gap: 16px; align-items: center; }
.sem-upgrade p { color: rgba(255,255,255,.85); margin: 0; }
.sem-upgrade strong { color: var(--gold); }
.sem-upgrade .big { font-family: 'Fraunces', Georgia, serif; font-size: 22px; color: #fff; }
.sem-flipnote { font-size: 13px; color: var(--muted); margin-top: 16px; }

/* ------------------------------------------------------------- credits -- */
.sem-credits-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.sem-credit-num { font-family: 'Fraunces', Georgia, serif; font-size: clamp(72px, 9vw, 120px); line-height: .9; color: var(--blue); letter-spacing: -.04em; }
.sem-credit-num small { display: block; font-family: 'Inter', sans-serif; font-size: 15px; letter-spacing: 0; color: var(--muted); margin-top: 10px; }
.sem-hooks { display: grid; gap: 12px; }
.sem-hook { border: 1px solid var(--rule); border-left: 4px solid var(--gold); border-radius: var(--radius); padding: 14px 18px; background: #fff; }
.sem-hook .st { font-size: 12px; font-weight: 700; letter-spacing: .1em; color: var(--muted); }
.sem-hook .h { font-weight: 600; color: var(--ink); margin: 2px 0; }
.sem-hook .b { font-size: 14px; color: var(--muted); }
.sem-credit-facts { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 8px; font-size: 15px; }
.sem-credit-facts li { padding-left: 22px; position: relative; }
.sem-credit-facts li::before { content: ''; position: absolute; left: 0; top: 9px; width: 10px; height: 10px; border-radius: 50%; background: var(--gold); }

/* --------------------------------------------------------- groups + more -- */
.sem-two { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.sem-panel { background: #fff; border: 1px solid var(--rule); border-radius: var(--radius); padding: 30px; }
.sem-panel h3 { margin-bottom: 10px; }
.sem-panel .figure { font-family: 'Fraunces', Georgia, serif; font-size: 34px; color: var(--ink); line-height: 1; margin-bottom: 8px; }
.sem-panel ul { margin: 12px 0 0; padding-left: 20px; display: grid; gap: 6px; font-size: 15px; }
.sem-included { background: var(--paper-warm); border-top: 1px solid var(--rule); }
.sem-included-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.sem-inc { background: #fff; border: 1px solid var(--rule); border-radius: var(--radius); padding: 22px; }
.sem-inc h3 { font-size: 18px; margin-bottom: 6px; }
.sem-inc p { font-size: 14px; color: var(--muted); }

/* ---------------------------------------------------------- presenters -- */
.sem-presenters { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.sem-person { display: grid; grid-template-columns: 96px 1fr; gap: 18px; align-items: start; }
.sem-person img { width: 96px; height: 96px; border-radius: 50%; object-fit: cover; object-position: center top; border: 3px solid var(--gold); }
.sem-person h3 { font-size: 20px; margin-bottom: 2px; }
.sem-person .role { font-size: 13px; font-weight: 600; color: var(--blue); margin-bottom: 6px; }
.sem-person p { font-size: 14px; color: var(--muted); }
.sem-person .teaches { display: inline-block; margin-top: 8px; font-size: 12px; background: var(--paper-warm); border: 1px solid var(--rule); border-radius: 100px; padding: 3px 10px; color: var(--ink); }

/* ----------------------------------------------------------------- faq -- */
.sem-faq { max-width: 820px; }
.sem-faq-item { border-bottom: 1px solid var(--rule); }
.sem-faq-q { width: 100%; text-align: left; background: none; border: 0; padding: 18px 40px 18px 0; font: inherit; font-weight: 600; color: var(--ink); cursor: pointer; position: relative; font-size: 17px; }
.sem-faq-q::after { content: '+'; position: absolute; right: 4px; top: 14px; font-size: 24px; color: var(--blue); transition: transform .2s; }
.sem-faq-item.open .sem-faq-q::after { transform: rotate(45deg); }
.sem-faq-a { display: none; padding: 0 0 20px; color: var(--muted); font-size: 15px; line-height: 1.65; }
.sem-faq-item.open .sem-faq-a { display: block; }
.sem-faq-q:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

/* --------------------------------------------------------------- pivot -- */
.sem-pivot { background: var(--blue); color: #fff; padding: 64px 0; }
.sem-pivot .container { text-align: center; }
.sem-pivot-h { color: #fff !important; font-size: clamp(28px, 3.5vw, 40px); margin-bottom: 10px; }
.sem-pivot-p { color: rgba(255,255,255,.88) !important; font-size: 17px; max-width: 620px; margin: 0 auto 24px; }
.sem-pivot-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.sem-pivot-inline { background: var(--paper-warm); border: 1px solid var(--rule); border-radius: var(--radius); padding: 26px 28px; margin-top: 28px; }
.sem-pivot-inline .sem-pivot-h { color: var(--ink) !important; font-size: 24px; }
.sem-pivot-inline .sem-pivot-p { color: var(--muted) !important; margin-left: 0; font-size: 15px; }
.sem-pivot-inline .sem-pivot-actions { justify-content: flex-start; }
.sem-pivot-inline .btn-white { background: #fff; color: var(--blue); border-color: var(--blue); }

/* ---------------------------------------------------------- city page -- */
.sem-city-hero { background: var(--ink); color: #fff; padding: 64px 0 56px; }
.sem-city-hero .crumb { font-size: 13px; color: rgba(255,255,255,.6); margin-bottom: 18px; }
.sem-city-hero .crumb a { color: rgba(255,255,255,.8); }
.sem-city-hero h1 { color: #fff; font-size: clamp(36px, 5vw, 60px); margin: 8px 0 10px; }
.sem-city-hero .when { font-family: 'Fraunces', Georgia, serif; font-size: 24px; color: var(--gold); }
.sem-city-hero .where { color: rgba(255,255,255,.8); margin-top: 8px; font-size: 16px; max-width: 640px; }
.sem-city-hero .sem-hero-ctas { margin-top: 24px; }
.sem-city-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 32px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.15); }
.sem-city-facts div { font-size: 14px; color: rgba(255,255,255,.7); }
.sem-city-facts strong { display: block; color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 2px; }
.sem-days { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.sem-day { border: 1px solid var(--rule); border-radius: var(--radius); padding: 28px; background: #fff; }
.sem-day .dl { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: 8px; }
.sem-day h3 { font-size: 26px; margin-bottom: 8px; }
.sem-day ul { margin: 14px 0 0; padding-left: 20px; display: grid; gap: 6px; font-size: 15px; color: var(--ink-soft, var(--ink)); }
.sem-day .sem-person { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--rule); grid-template-columns: 56px 1fr; }
.sem-day .sem-person img { width: 56px; height: 56px; }
.sem-venue-photo img { width: 100%; height: auto; border-radius: var(--radius); box-shadow: var(--shadow-md); }
.sem-other { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.sem-other a { display: block; border: 1px solid var(--rule); border-radius: var(--radius); padding: 16px 18px; background: #fff; color: var(--ink) !important; text-decoration: none !important; }
.sem-other a:hover { border-color: var(--blue); }
.sem-other .c { font-family: 'Fraunces', Georgia, serif; font-size: 20px; }
.sem-other .d { font-size: 14px; color: var(--muted); }

/* ------------------------------------------------------- registration -- */
.sem-reg { padding: 48px 0 80px; }
.sem-reg-head { margin-bottom: 28px; }
.sem-reg-head h1 { font-size: clamp(30px, 4vw, 44px); margin: 6px 0 6px; }
.sem-reg-head .when { color: var(--muted); font-size: 17px; }
.sem-reg-grid { display: grid; grid-template-columns: 1fr 380px; gap: 40px; align-items: start; }
.sem-form fieldset { border: 1px solid var(--rule); border-radius: var(--radius); padding: 26px 28px 22px; margin: 0 0 24px; background: #fff; }
.sem-form legend { font-family: 'Fraunces', Georgia, serif; font-size: 22px; padding: 0 8px; color: var(--ink); }
.sem-form .hint { font-size: 14px; color: var(--muted); margin: -4px 0 16px; }
.sem-form label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.sem-form input[type=text], .sem-form input[type=email], .sem-form input[type=tel], .sem-form input[type=number], .sem-form select, .sem-form textarea {
  width: 100%; padding: 11px 12px; border: 1px solid var(--rule); border-radius: var(--radius); font: inherit; font-size: 15px; color: var(--ink); background: #fff; }
.sem-form input:focus, .sem-form select:focus, .sem-form textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue); }
.sem-form .row, .sem-form .row3 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.sem-form .row3 { grid-template-columns: 1fr 1fr 1fr; }
.sem-form .field { margin-bottom: 14px; }
.sem-tier-opts { display: grid; gap: 12px; margin-bottom: 8px; }
.sem-form label.sem-tier-opt, .sem-form label.sem-day-opt, .sem-form label.sem-pay-opt, .sem-form label.sem-agree, .sem-form label.cb { font-weight: 400; font-size: 15px; margin-bottom: 0; }
.sem-form label.sem-tier-opt { display: grid; }
.sem-form label.sem-day-opt, .sem-form label.sem-agree, .sem-form label.cb { display: flex; }
.sem-form label.sem-pay-opt { display: grid; }
.sem-tier-opt > span:nth-child(2), .sem-day-opt > span, .sem-pay-opt > span:nth-child(2) { display: block; min-width: 0; }
.sem-tier-opt .n, .sem-tier-opt .s, .sem-day-opt .n, .sem-day-opt .s, .sem-pay-opt .n, .sem-pay-opt .s { display: block; }
.sem-tier-opt { display: grid; grid-template-columns: 24px 1fr auto; gap: 14px; align-items: start; border: 1px solid var(--rule); border-radius: var(--radius); padding: 16px 18px; cursor: pointer; background: #fff; }
.sem-tier-opt:has(input:checked) { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-light, #e8f2fb); }
.sem-tier-opt input { margin-top: 3px; width: 18px; height: 18px; accent-color: var(--blue); }
.sem-tier-opt .n { font-weight: 600; color: var(--ink); font-size: 16px; }
.sem-tier-opt .s { font-size: 13px; color: var(--muted); margin-top: 3px; }
.sem-tier-opt .p { font-family: 'Fraunces', Georgia, serif; font-size: 24px; color: var(--ink); white-space: nowrap; }
.sem-tier-opt .p small { display: block; font-family: 'Inter', sans-serif; font-size: 11px; color: var(--muted); text-align: right; }
.sem-day-opts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 14px 0 6px; }
.sem-day-opt { border: 1px solid var(--rule); border-radius: var(--radius); padding: 14px 16px; display: flex; gap: 12px; align-items: flex-start; cursor: pointer; background: #fff; }
.sem-day-opt:has(input:checked) { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-light, #e8f2fb); }
.sem-day-opt input { width: 18px; height: 18px; accent-color: var(--blue); margin-top: 2px; }
.sem-day-opt .n { font-weight: 600; }
.sem-day-opt .s { font-size: 13px; color: var(--muted); }
.sem-nudge { background: var(--gold-light, #fdf6e3); border: 1px solid rgba(232,168,32,.5); border-radius: var(--radius); padding: 14px 16px; font-size: 14px; color: var(--ink); margin: 10px 0 4px; display: none; }
.sem-nudge.show { display: block; }
.sem-nudge strong { font-weight: 700; }
.sem-nudge button { background: none; border: 0; padding: 0; color: var(--blue); font: inherit; font-weight: 600; cursor: pointer; text-decoration: underline; }
.sem-seat { border-top: 1px dashed var(--rule); padding-top: 16px; margin-top: 12px; }
.sem-seat:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.sem-seat .who { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; display: flex; justify-content: space-between; }
.sem-seat .who button { background: none; border: 0; color: var(--accent, #c9472a); font: inherit; font-size: 12px; cursor: pointer; text-transform: none; letter-spacing: 0; }
.sem-seat .creditrow { display: grid; grid-template-columns: 200px 1fr; gap: 14px; align-items: end; }
.sem-seat .creditrow .hookline { font-size: 13px; color: var(--muted); padding-bottom: 12px; }
.sem-seat .creditrow .hookline b { color: var(--ink); }
.sem-addseat { margin-top: 14px; }
.sem-principal { margin-top: 18px; padding: 16px 18px; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--paper-warm); display: none; }
.sem-principal.show { display: block; }
.sem-principal .cb { display: flex; gap: 10px; align-items: flex-start; font-weight: 600; cursor: pointer; }
.sem-principal .cb input { width: 18px; height: 18px; accent-color: var(--blue); margin-top: 2px; }
.sem-principal .cb span small { display: block; font-weight: 400; color: var(--muted); font-size: 13px; }
.sem-principal-fields { display: none; margin-top: 14px; }
.sem-principal-fields.show { display: block; }
.sem-pay-opts { display: grid; gap: 12px; }
.sem-pay-opt { border: 1px solid var(--rule); border-radius: var(--radius); padding: 16px 18px; display: grid; grid-template-columns: 24px 1fr; gap: 12px; cursor: pointer; background: #fff; }
.sem-pay-opt:has(input:checked) { border-color: var(--blue); box-shadow: 0 0 0 3px var(--blue-light, #e8f2fb); }
.sem-pay-opt input { width: 18px; height: 18px; accent-color: var(--blue); margin-top: 3px; }
.sem-pay-opt .n { font-weight: 600; }
.sem-pay-opt .s { font-size: 13px; color: var(--muted); margin-top: 3px; }
.sem-po-fields { display: none; margin-top: 16px; }
.sem-po-fields.show { display: block; }
.sem-agree { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; color: var(--ink); margin: 6px 0 18px; }
.sem-agree input { width: 18px; height: 18px; accent-color: var(--blue); margin-top: 2px; flex-shrink: 0; }
.sem-agree span { font-weight: 400; }
.sem-submit { width: 100%; justify-content: center; padding: 17px 28px; font-size: 16px; }
.sem-form .error { background: #fdf0ed; border: 1px solid var(--accent, #c9472a); color: var(--accent-deep, #a3351c); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 20px; font-size: 14px; }
.sem-form .error ul { margin: 6px 0 0; padding-left: 18px; }
.sem-form .notice { background: var(--blue-light, #e8f2fb); border: 1px solid var(--blue); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 20px; font-size: 14px; }

.sem-summary { position: sticky; top: 92px; background: var(--paper-warm); border: 1px solid var(--rule); border-radius: var(--radius); padding: 24px; }
.sem-summary h2 { font-size: 22px; margin-bottom: 4px; }
.sem-summary .ev { font-size: 14px; color: var(--muted); margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--rule); }
.sem-summary table { width: 100%; border-collapse: collapse; font-size: 14px; }
.sem-summary td { padding: 6px 0; vertical-align: top; }
.sem-summary td:last-child { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.sem-summary tr.disc td { color: var(--success, #2d6a4f); }
.sem-summary tr.total td { border-top: 2px solid var(--ink); padding-top: 12px; font-weight: 700; font-size: 18px; }
.sem-summary .phase { font-size: 12px; color: var(--muted); margin-top: 14px; }
.sem-summary .phase b { color: var(--success, #2d6a4f); }
.sem-summary .guarantee { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--rule); font-size: 13px; color: var(--muted); display: grid; gap: 5px; }

/* --------------------------------------------------------- confirmation -- */
.sem-confirm { padding: 56px 0 80px; }
.sem-confirm-box { max-width: 760px; }
.sem-confirm .mark { width: 64px; height: 64px; border-radius: 50%; background: var(--success, #2d6a4f); color: #fff; display: grid; place-items: center; font-size: 32px; margin-bottom: 18px; }
.sem-confirm h1 { font-size: clamp(32px, 4vw, 46px); margin-bottom: 8px; }
.sem-confirm .ref { font-size: 15px; color: var(--muted); margin-bottom: 26px; }
.sem-confirm .ref b { color: var(--ink); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .04em; }
.sem-detail { border: 1px solid var(--rule); border-radius: var(--radius); background: #fff; padding: 22px 26px; margin-bottom: 20px; }
.sem-detail h2 { font-size: 20px; margin-bottom: 10px; }
.sem-detail table { width: 100%; border-collapse: collapse; font-size: 15px; }
.sem-detail td { padding: 7px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.sem-detail tr:last-child td { border-bottom: 0; }
.sem-detail td:first-child { color: var(--muted); width: 38%; }
.sem-next { display: grid; gap: 12px; margin-top: 8px; }
.sem-next li { list-style: none; padding-left: 28px; position: relative; font-size: 15px; }
.sem-next li::before { content: '→'; position: absolute; left: 0; color: var(--blue); font-weight: 700; }
.sem-referral { background: var(--gold-light, #fdf6e3); border: 1px solid rgba(232,168,32,.5); border-radius: var(--radius); padding: 22px 26px; margin-top: 24px; }
.sem-referral h2 { font-size: 22px; margin-bottom: 6px; }
.sem-referral p { margin: 0; font-size: 15px; }

/* ----------------------------------------------------------- responsive -- */
@media (max-width: 1024px) {
  .sem-hero-inner { grid-template-columns: 1fr; }
  .sem-hero-media { order: -1; }
  .sem-reg-grid { grid-template-columns: 1fr; }
  .sem-summary { position: static; }
  .sem-city-facts { grid-template-columns: 1fr 1fr; }
  .sem-presenters, .sem-included-grid, .sem-other { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .sem-main .container { padding: 0 20px; }
  .sem-main .section { padding: 56px 0; }
  .sem-grid, .sem-tiers, .sem-credits-inner, .sem-two, .sem-days, .sem-presenters, .sem-included-grid, .sem-other { grid-template-columns: 1fr; }
  .sem-card { grid-template-columns: 96px 1fr; }
  .sem-date .d { font-size: 30px; }
  .sem-upgrade { grid-template-columns: 1fr; }
  .sem-form .row, .sem-form .row3, .sem-day-opts { grid-template-columns: 1fr; }
  .sem-seat .creditrow { grid-template-columns: 1fr; }
  .sem-hero-days li { grid-template-columns: 1fr; gap: 2px; }
  .sem-city-facts { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .sem-main * { transition: none !important; animation: none !important; }
}