/* Lean workshop close and post-registration opportunity flow. */
#tham-gia [hidden], #opportunity [hidden] { display: none !important; }
.claude-transition { text-align: center; padding-top: clamp(70px, 8vw, 130px); padding-bottom: clamp(70px, 8vw, 130px); }
.claude-transition h2 { max-width: 850px; margin-inline: auto; }
.transition-question { font-size: clamp(27px, 3.5vw, 49px); line-height: 1.16; font-weight: 700; letter-spacing: -.035em; margin: 18px auto 32px; }
.claude-transition .lede { max-width: 680px; margin-inline: auto; }
.transition-close, .journey-close { max-width: 700px; margin: 38px auto 0; text-align: center; font-size: clamp(17px, 1.7vw, 21px); line-height: 1.5; font-weight: 600; }
.journey-cards { margin-top: 34px; }
.journey-cards .card3 { min-height: 180px; }
.speaker h2 { margin-bottom: 12px; }
.registration-subtitle { font-size: clamp(24px, 3vw, 38px); font-weight: 650; margin: 10px 0 15px; }
.registration-meta { font-size: 16px; font-weight: 600; line-height: 1.8; margin-bottom: 34px; }
.reg--lean { display: block; max-width: 640px; margin: 0 auto; }
.reg--lean .reg__form { width: 100%; }
.reg--lean .field { margin-bottom: 17px; }
.reg--lean .submit { width: 100%; }
.turnstile-host { min-height: 65px; display: flex; justify-content: center; margin: 18px 0 12px; }
.opportunity { margin-top: 35px; padding-top: 50px; border-top: 1px solid #dce4e0; outline: none; }
.opportunity-lede { font-size: clamp(19px, 2vw, 25px); line-height: 1.45; max-width: 740px; }
.opportunity-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 34px 0 22px; }
.opportunity-card { appearance: none; border: 1px solid #d9e3de; border-radius: 18px; background: #fff; color: inherit; padding: 25px; min-height: 270px; text-align: left; display: flex; flex-direction: column; gap: 13px; cursor: pointer; font: inherit; transition: border-color .2s, box-shadow .2s, transform .2s; }
.opportunity-card:hover, .opportunity-card:focus-visible, .opportunity-card.is-selected { border-color: #b6644a; box-shadow: 0 12px 32px rgba(60,45,37,.10); transform: translateY(-2px); }
.opportunity-card span { color: #b4583c; font-weight: 800; font-size: 12px; letter-spacing: .14em; }
.opportunity-card strong { font-size: clamp(20px, 2vw, 25px); line-height: 1.26; }
.opportunity-card small { font-size: 14px; line-height: 1.55; color: #53625c; }
.opportunity-card em { font-size: 14px; font-weight: 700; font-style: normal; margin-top: auto; }
.opportunity-note { color: #56645d; font-size: 14px; line-height: 1.6; max-width: 760px; }
.qualification { display: grid; gap: 10px; margin-top: 38px; padding: 30px; border-radius: 18px; background: #f4f7f5; }
.qualification h3 { margin: 0 0 12px; }
.qualification label { font-weight: 650; margin-top: 8px; }
.qualification select { width: 100%; border: 1px solid #bccbc3; border-radius: 8px; padding: 13px; background: #fff; color: #1c2923; font: inherit; }
.qualification .cta-btn { justify-self: start; margin-top: 16px; }
.qualification-done { padding: 24px; background: #e9f5ed; border-radius: 14px; font-weight: 600; }
@media (max-width: 700px) { .opportunity-grid { grid-template-columns: 1fr; } .opportunity-card { min-height: 0; } .qualification { padding: 20px; } }