.flashcards-page{min-height:100vh;color:#e7e7ff;padding:calc(64px + 1.5rem) 1.5rem 1.5rem}.flashcards-container{max-width:720px;margin:0 auto}.flashcards-hero{margin-bottom:1.5rem}.flashcards-hero h1{font-size:clamp(1.5rem,4vw,2rem);font-weight:700;background:linear-gradient(90deg,#b490ca,#00c6ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.flashcards-hero p{color:#b7b7ff;font-size:1rem;line-height:1.6}.flashcards-deck-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.flashcards-deck-card{background:var(--space-module-bg);border:var(--space-module-border);border-radius:var(--space-module-radius-sm);padding:1.25rem;transition:border-color .2s,box-shadow .2s,background .2s;text-decoration:none;color:inherit;display:block;backdrop-filter:blur(var(--space-module-blur));-webkit-backdrop-filter:blur(var(--space-module-blur));box-shadow:var(--space-module-shadow)}.flashcards-deck-card:hover{border:var(--space-module-border-hover);box-shadow:var(--space-module-shadow-hover);background:var(--space-module-bg-hover)}.flashcards-deck-card h3{font-size:1.1rem;margin-bottom:.5rem;color:#e7e7ff}.flashcards-deck-card p{font-size:.9rem;color:#b7b7ff;margin:0;line-height:1.5}.flashcards-deck-meta{font-size:.8rem;color:#b490ca;margin-top:.75rem}.flashcards-level-section{margin-bottom:2.5rem}.flashcards-level-section:last-child{margin-bottom:0}.flashcards-level-heading{display:flex;align-items:center;gap:.5rem;font-size:1.15rem;font-weight:700;margin-bottom:.35rem;color:#e7e7ff}.flashcards-accent-alevel .flashcards-level-badge{background:linear-gradient(135deg,#7b2ff2,#5a1fbd)}.flashcards-accent-alevel .flashcards-level-badge,.flashcards-accent-gcse .flashcards-level-badge{color:#fff;padding:.25rem .6rem;border-radius:6px;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}.flashcards-accent-gcse .flashcards-level-badge{background:linear-gradient(135deg,#ea580c,#c2410c)}.flashcards-level-desc{font-size:.9rem;color:#b7b7ff;margin-bottom:1rem}.flashcards-deck-badge{display:inline-block;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:.2rem .5rem;border-radius:4px;margin-bottom:.5rem}.flashcards-deck-badge--alevel{background:rgba(123,47,242,.25);color:#c4b5fd;border:1px solid rgba(123,47,242,.5)}.flashcards-deck-badge--gcse{background:rgba(234,88,12,.2);color:#fdba74;border:1px solid rgba(234,88,12,.5)}.flashcards-deck-card--alevel{border-left:3px solid rgba(123,47,242,.7)}.flashcards-deck-card--alevel:hover{border-left-color:#7b2ff2;box-shadow:0 4px 16px rgba(123,47,242,.2)}.flashcards-deck-card--gcse{border-left:3px solid rgba(234,88,12,.7)}.flashcards-deck-card--gcse:hover{border-left-color:#ea580c;box-shadow:0 4px 16px rgba(234,88,12,.2)}.flashcards-study{display:flex;flex-direction:column;align-items:center;min-height:60vh}.flashcard-wrapper{perspective:1000px;width:100%;max-width:480px;margin-bottom:1.5rem}.flashcard{position:relative;width:100%;min-height:200px;cursor:pointer;transform-style:preserve-3d;transition:transform .5s ease}.flashcard.flipped{transform:rotateY(180deg)}.flashcard-face{position:absolute;width:100%;min-height:200px;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:16px;padding:1.5rem;display:flex;align-items:center;justify-content:center;text-align:center;font-size:1.15rem;line-height:1.6;box-shadow:0 4px 20px rgba(0,0,0,.3)}.flashcard-front{background:linear-gradient(135deg,rgba(123,47,242,.25),rgba(0,198,255,.15));border:1px solid rgba(123,47,242,.4)}.flashcard-back{background:linear-gradient(135deg,rgba(0,198,255,.2),rgba(123,47,242,.2));border:1px solid rgba(0,198,255,.4);transform:rotateY(180deg)}.flashcards-progress{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:#b7b7ff;margin-bottom:1rem;flex-wrap:wrap}.flashcards-study-badge{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:.25rem .6rem;border-radius:6px}.flashcards-study-badge--alevel{background:rgba(123,47,242,.25);color:#c4b5fd;border:1px solid rgba(123,47,242,.5)}.flashcards-study-badge--gcse{background:rgba(234,88,12,.2);color:#fdba74;border:1px solid rgba(234,88,12,.5)}.flashcards-actions{display:flex;gap:1rem;margin-top:1rem;flex-wrap:wrap;justify-content:center}.flashcards-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.2rem;border-radius:10px;font-size:1rem;font-weight:600;border:none;cursor:pointer;transition:transform .15s,box-shadow .15s}.flashcards-btn:focus{outline:none;box-shadow:0 0 0 2px rgba(123,47,242,.4)}.flashcards-btn-know{background:linear-gradient(90deg,#22c55e,#16a34a);color:#fff}.flashcards-btn-know:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(34,197,94,.4)}.flashcards-btn-dont{background:linear-gradient(90deg,#ef4444,#dc2626);color:#fff}.flashcards-btn-dont:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(239,68,68,.4)}.flashcards-btn-secondary{background:rgba(183,183,255,.15);color:#e7e7ff;border:1px solid rgba(183,183,255,.3)}.flashcards-btn-secondary:hover{background:rgba(183,183,255,.25)}.flashcards-hint{font-size:.85rem;color:#b7b7ff;margin-top:1rem}.flashcards-summary{text-align:center;padding:2rem;background:rgba(30,30,60,.6);border-radius:12px;border:1px solid rgba(183,183,255,.2);max-width:400px}.flashcards-summary h2{font-size:1.25rem;margin-bottom:.5rem;color:#e7e7ff}.flashcards-summary p{color:#b7b7ff;margin-bottom:1rem}@media (max-width:640px){.flashcards-page{padding:calc(64px + 1rem) 1rem 1rem}.flashcards-deck-grid{grid-template-columns:1fr}.flashcard-face{min-height:160px;font-size:1rem}}