/* /start: the overview video + the voice-guided application (on top of landing.css). */
.st .dl-scan-head { margin-bottom: 1.8rem; }
html:not(.js) .st-js-only { display: none !important; }
html:not(.js) [data-guide-bar] { display: none; }

/* Video */
.st-video { max-width: 980px; margin: 0 auto 2.4rem; padding: .6rem; }
.st-video video { display: block; width: 100%; aspect-ratio: 16 / 9; border-radius: 16px; background: #020a16; }
.st-video-bar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .8rem; padding: .8rem .6rem .3rem; }

/* The guide: who is talking, what they are saying, play/replay and voice on/off */
.st-wiz { scroll-margin-top: 80px; }
.st-guide { display: flex; align-items: center; gap: .9rem; padding: .8rem .9rem; margin-bottom: 1.1rem; position: sticky; top: 76px; z-index: 5; background: rgba(5, 30, 58, .92); }
.st-guide-face { position: relative; flex: none; width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: linear-gradient(140deg, var(--dl-teal), var(--dl-violet)); color: #04182e; font-size: 1.1rem; }
.st-eq { position: absolute; right: -4px; bottom: -4px; display: flex; gap: 2px; align-items: flex-end; height: 16px; padding: 2px 3px; border-radius: 6px; background: #04182e; opacity: 0; transition: opacity .2s; }
.st-eq i { width: 3px; height: 4px; border-radius: 2px; background: var(--dl-teal-hi); }
.st-guide.speaking .st-eq { opacity: 1; }
.st-guide.speaking .st-eq i { animation: st-eq .9s ease-in-out infinite; }
.st-guide.speaking .st-eq i:nth-child(2) { animation-delay: -.3s; }
.st-guide.speaking .st-eq i:nth-child(3) { animation-delay: -.6s; }
@keyframes st-eq { 50% { height: 12px; } }
.st-guide-text { flex: 1; min-width: 0; }
.st-guide-text small { display: block; font: 600 .66rem var(--dl-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dl-teal-hi); }
.st-guide-text p { margin: .15rem 0 0; color: #e8f0fb; font-size: .98rem; line-height: 1.4; min-height: 1.4em; }
.st-guide-btn { flex: none; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--dl-edge); background: rgba(255, 255, 255, .04); color: #dbe6f7; }
.st-guide-btn:hover { border-color: var(--dl-teal); color: #fff; }
.st-guide-btn[aria-pressed="false"] { color: #6f83a8; }
@media (max-width: 575px) { .st-guide { top: 64px; } .st-guide-text p { font-size: .9rem; } }

/* What the voice is talking about right now */
.st-cue { position: relative; border-radius: 14px; outline: 2px solid var(--dl-teal-hi); outline-offset: 6px; box-shadow: 0 0 0 10px rgba(8, 190, 200, .08), 0 0 40px -6px rgba(8, 190, 200, .55); animation: st-cue 1.6s ease-in-out infinite; transition: outline-color .2s; }
.dl-tiles label.st-cue { outline-offset: 3px; }
@keyframes st-cue { 50% { outline-color: rgba(8, 190, 200, .35); box-shadow: 0 0 0 10px rgba(8, 190, 200, .03), 0 0 24px -8px rgba(8, 190, 200, .4); } }

.st-hint { display: flex; gap: .6rem; align-items: flex-start; margin: 1.1rem 0 0; padding: .7rem .9rem; border-radius: 12px; background: rgba(255, 181, 71, .07); border: 1px solid rgba(255, 181, 71, .2); color: #e7d3b0; font-size: .9rem; }
.st-hint i { color: var(--dl-amber); margin-top: .2rem; }
.st-agree { padding: .5rem .5rem .5rem 2.1rem; }
.dl-form .form-text { color: #7f91b3; }
.st-busy { opacity: .7; pointer-events: none; }
.st-busy i { animation: fa-spin 1s linear infinite; }

/* Step 4's "saved" banner and step 5 */
.st-saved { display: flex; gap: .9rem; align-items: center; padding: .9rem 1rem; margin: -.4rem 0 1.2rem; border-radius: 14px; background: rgba(0, 157, 141, .14); border: 1px solid rgba(8, 190, 200, .35); }
.st-saved > i { font-size: 1.6rem; color: var(--dl-teal-hi); }
.st-saved b { display: block; color: #fff; }
.st-saved span { color: #a9c3e0; font-size: .88rem; }
.st code, .st-ref code { color: var(--dl-teal-hi); background: rgba(2, 8, 22, .6); padding: .1rem .45rem; border-radius: 6px; font-family: var(--dl-mono); }
.st-done { text-align: center; }
.st-done-mark { width: 84px; height: 84px; margin: .4rem auto 1rem; border-radius: 50%; display: grid; place-items: center; font-size: 2.2rem; color: #04182e; background: linear-gradient(140deg, var(--dl-teal-hi), var(--dl-teal)); box-shadow: 0 0 60px -10px var(--dl-teal); }
.st-ref { font-size: 1.05rem; color: #c9d6ee; }
.st-done .dl-timeline { max-width: 30rem; margin-left: auto; margin-right: auto; }

/* Side: the application so far */
.st-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.st-list li { display: flex; gap: .75rem; align-items: center; padding: .65rem .75rem; border-radius: 12px; border: 1px solid rgba(120, 170, 255, .12); color: #7f91b3; font-size: .85rem; }
.st-list li > i { width: 1.2rem; text-align: center; color: #50648a; }
.st-list li span { flex: 1; display: flex; justify-content: space-between; gap: .5rem; }
.st-list li b { color: #c9d6ee; font-weight: 600; text-align: right; }
.st-list li.on { border-color: rgba(8, 190, 200, .4); background: rgba(0, 157, 141, .08); }
.st-list li.on > i, .st-list li.on b { color: var(--dl-teal-hi); }