.study-flow { min-height: calc(100vh - 52px); padding: clamp(28px, 6vw, 76px) 24px; background: #f4f6fc; color: #17243f; line-height: 1.6; }
.flow-wrap { width: min(100%, 840px); margin: 0 auto; }
.flow-eyebrow { margin: 0 0 14px; color: #5b42d6; font-size: 0.82rem; font-weight: 800; letter-spacing: 0.13em; text-transform: uppercase; }
.flow-title { margin: 0 0 22px; max-width: 24ch; font-size: clamp(2rem, 4.5vw, 3.4rem); font-weight: 800; line-height: 1.14; letter-spacing: -0.025em; }
.flow-description { max-width: 680px; font-size: 1.05rem; white-space: pre-line; }
.flow-lead { max-width: 680px; margin: 20px 0; font-size: 1.15rem; }
.flow-parts { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin: 30px 0; padding: 0; list-style: none; }
.flow-part { display: flex; align-items: center; gap: 14px; padding: 18px; border: 1px solid #d9dfed; border-radius: 12px; background: #fff; }
.flow-part-number { display: flex; align-items: center; justify-content: center; flex: 0 0 36px; height: 36px; border-radius: 50%; background: #e8ecf4; color: #516079; font-weight: 800; }
.flow-part-detail { display: block; margin-top: 3px; color: #637087; font-size: 0.85rem; }
.flow-part.is-current { border: 2px solid #6047dc; padding: 17px; }
.flow-part.is-current .flow-part-number { background: #6047dc; color: #fff; }
.flow-part.is-done { border-color: #b9dfc7; background: #effaf3; }
.flow-part.is-done .flow-part-number { background: #22834b; color: #fff; }
.flow-button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; max-width: 100%; padding: 15px 26px; border-radius: 9px; background: #5b42d6; color: #fff; font-size: 1.05rem; font-weight: 700; white-space: normal; }
.flow-button:hover, .flow-button:focus { background: #4631b6; }
.flow-note { margin: 16px 0 0; color: #637087; font-size: 0.9rem; }
.flow-remaining { margin: 16px 0 0; font-weight: 700; }
.flow-saved { display: inline-flex; align-items: center; gap: 10px; margin: 0 0 24px; padding: 9px 14px; border-radius: 7px; background: #dcf3e3; color: #1f633b; font-size: 0.92rem; font-weight: 700; }
.study-welcome { background: #101b37; color: #fff; }
.study-welcome .flow-eyebrow { color: #b8aaff; }
.study-welcome .flow-description, .study-welcome .flow-lead { color: #e0e5f4; }
.study-welcome .flow-part { background: #1b2949; border-color: #405170; }
.study-welcome .flow-part-number { background: #d7ccff; color: #251844; }
.study-welcome .flow-part-detail, .study-welcome .flow-note { color: #c4cee2; }
.study-welcome .flow-button { background: #fff; color: #241b49; }
.study-welcome .flow-button:hover, .study-welcome .flow-button:focus { background: #e8e1ff; }
.study-complete { background: #edf8f0; text-align: center; }
.study-complete .flow-wrap { max-width: 720px; }
.study-complete .flow-title, .study-complete .flow-description, .study-complete .flow-lead { margin-left: auto; margin-right: auto; }
.study-complete .flow-eyebrow { color: #237044; }
.study-complete .flow-parts { text-align: left; }
.flow-complete-mark { display: flex; align-items: center; justify-content: center; width: 76px; height: 76px; margin: 0 auto 24px; border-radius: 50%; background: #237d49; color: #fff; font-size: 2.5rem; font-weight: 800; }
.flow-close-note { margin-top: 30px; color: #28623e; font-size: 1.1rem; font-weight: 700; }
@media (max-width: 540px) {
    .study-flow { padding: 28px 18px 38px; }
    .flow-parts { grid-template-columns: minmax(0, 1fr); gap: 10px; margin: 24px 0; }
    .flow-part { padding: 14px; }
    .flow-part.is-current { padding: 13px; }
    .flow-title { font-size: 2rem; }
    .flow-saved { font-size: 0.82rem; }
}