@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-translate-x:0;--tw-translate-y:0;--tw-translate-z:0;--tw-scale-x:1;--tw-scale-y:1;--tw-scale-z:1;--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-duration:initial}}}.collapse{visibility:collapse}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.left-1\/2{left:50%}.z-40{z-index:40}.z-50{z-index:50}.mx-auto{margin-inline:auto}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline-block{display:inline-block}.inline-flex{display:inline-flex}.table{display:table}.flex-1{flex:1}.-translate-x-1\/2{--tw-translate-x:calc(calc(1 / 2 * 100%) * -1);translate:var(--tw-translate-x) var(--tw-translate-y)}.scale-105{--tw-scale-x:105%;--tw-scale-y:105%;--tw-scale-z:105%;scale:var(--tw-scale-x) var(--tw-scale-y)}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-around{justify-content:space-around}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.rounded-full{border-radius:3.40282e38px}.border{border-style:var(--tw-border-style);border-width:1px}.border-t{border-top-style:var(--tw-border-style);border-top-width:1px}.text-\[10px\]{font-size:10px}.capitalize{text-transform:capitalize}.lowercase{text-transform:lowercase}.uppercase{text-transform:uppercase}.italic{font-style:italic}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,ease);transition-duration:var(--tw-duration,0s)}.transition-all{transition-property:all;transition-timing-function:var(--tw-ease,ease);transition-duration:var(--tw-duration,0s)}.duration-200{--tw-duration:.2s;transition-duration:.2s}.active\:scale-95:active{--tw-scale-x:95%;--tw-scale-y:95%;--tw-scale-z:95%;scale:var(--tw-scale-x) var(--tw-scale-y)}:root{--color-background:#f7f5f2;--color-foreground:#1a1a2e;--color-primary:#4f46e5;--color-primary-light:#818cf8;--color-primary-dark:#3730a3;--color-accent:#f59e0b;--color-success:#10b981;--color-danger:#ef4444;--color-surface:#fff;--color-muted:#6b7280}body{background:var(--color-background);color:var(--color-foreground);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,system-ui,-apple-system,sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}:focus-visible{outline-offset:2px;outline:2px solid #4f46e5}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:#9ca3af}.flip-card{perspective:1000px}.flip-card-inner{transform-style:preserve-3d;transition:transform .6s cubic-bezier(.4,0,.2,1);position:relative}.flip-card-inner.flipped{transform:rotateY(180deg)}.flip-card-front,.flip-card-back{backface-visibility:hidden;width:100%;height:100%;position:absolute;inset:0}.flip-card-back{transform:rotateY(180deg)}.flip-card-inner:not(.flipped) .flip-card-back,.flip-card-inner.flipped .flip-card-front{visibility:hidden}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes bounce-gentle{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}.animate-fade-in{animation:.4s ease-out fadeIn}.animate-fade-in-up{animation:.5s ease-out fadeInUp}.animate-scale-in{animation:.3s ease-out scaleIn}.animate-slide-in-right{animation:.4s ease-out slideInRight}.bounce-gentle{animation:2s ease-in-out infinite bounce-gentle}.card{background:#fff;border:1px solid #e5e7ebcc;border-radius:1.25rem;transition:all .2s;box-shadow:0 1px 3px #0000000d}.card-hover{cursor:pointer;background:#fff;border:1px solid #e5e7ebcc;border-radius:1.25rem;transition:all .2s;box-shadow:0 1px 3px #0000000d}.card-hover:hover{border-color:#e5e7ebe6;transform:translateY(-1px);box-shadow:0 4px 16px #00000014}.card-hover:active{transform:translateY(0)}.card-press{background:#fff;border:1px solid #e5e7ebcc;border-radius:1.25rem;transition:transform .1s;box-shadow:0 1px 3px #0000000d}.card-press:active{transform:scale(.98)}.btn-primary{color:#fff;cursor:pointer;background:linear-gradient(90deg,#4f46e5,#6366f1);border:none;border-radius:.875rem;padding:.875rem 1.75rem;font-size:.9375rem;font-weight:600;transition:all .2s;box-shadow:0 4px 12px #4f46e533}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 16px #4f46e54d}.btn-primary:active{transform:translateY(0);box-shadow:0 2px 4px #4f46e526}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-secondary{color:#374151;cursor:pointer;background:#fff;border:2px solid #e5e7eb;border-radius:.875rem;padding:.875rem 1.75rem;font-size:.9375rem;font-weight:500;transition:all .2s;box-shadow:0 1px 2px #0000000a}.btn-secondary:hover{color:#4f46e5;border-color:#c7d2fe;box-shadow:0 2px 8px #0000000f}.btn-secondary:active{transform:scale(.98)}.btn-ghost{color:#6b7280;cursor:pointer;background:0 0;border:none;border-radius:.625rem;padding:.625rem 1.125rem;font-weight:500;transition:all .15s}.btn-ghost:hover{color:#374151;background:#f3f4f6}.btn-ghost:active{background:#e5e7eb}.chip{cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;border:none;border-radius:9999px;align-items:center;gap:.375rem;padding:.5rem 1rem;font-size:.8125rem;font-weight:600;transition:all .2s;display:inline-flex}.chip-active{color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;background:#4f46e5;border:none;border-radius:9999px;align-items:center;gap:.375rem;padding:.5rem 1.125rem;font-size:.8125rem;font-weight:600;transition:all .2s;display:inline-flex;box-shadow:0 2px 6px #4f46e540}.chip-inactive{color:#4b5563;cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap;background:#f3f4f6;border:none;border-radius:9999px;align-items:center;gap:.375rem;padding:.5rem 1.125rem;font-size:.8125rem;font-weight:600;transition:all .2s;display:inline-flex}.chip-inactive:hover{background:#e5e7eb}.badge{letter-spacing:.025em;border-radius:.375rem;align-items:center;padding:.2rem .625rem;font-size:.75rem;font-weight:700;display:inline-flex}.badge-a1{color:#047857;background:#d1fae5}.badge-a2{color:#1d4ed8;background:#dbeafe}.badge-b1{color:#6d28d9;background:#ede9fe}.status-new{background:#f87171;border-radius:50%;width:8px;height:8px;box-shadow:0 1px 2px #f8717180}.status-learning{background:#fbbf24;border-radius:50%;width:8px;height:8px;box-shadow:0 1px 2px #fbbf2480}.status-learned{background:#34d399;border-radius:50%;width:8px;height:8px;box-shadow:0 1px 2px #34d39980}.progress-bar{background:#f3f4f6;border-radius:999px;height:8px;overflow:hidden}.progress-fill{border-radius:999px;height:100%;transition:width .7s ease-out}.shimmer{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%) 0 0/200% 100%;animation:1.5s infinite shimmer}.bottom-nav{-webkit-backdrop-filter:blur(24px);padding:.375rem .75rem;padding-bottom:max(.625rem, env(safe-area-inset-bottom,0px));z-index:50;background:#fffffff2;border-top:1px solid #f3f4f6e6;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -2px 8px #0000000f}.bottom-nav-item{color:#9ca3af;border-radius:.875rem;flex-direction:column;align-items:center;gap:.25rem;padding:.625rem 1rem;text-decoration:none;transition:all .2s;display:flex}.bottom-nav-item:hover{color:#6b7280}.bottom-nav-item:active{transform:scale(.95)}.bottom-nav-item-active{color:#4f46e5;border-radius:.875rem;flex-direction:column;align-items:center;gap:.25rem;padding:.625rem 1rem;text-decoration:none;transition:all .2s;display:flex}input:-webkit-autofill{-webkit-text-fill-color:inherit!important;transition:background-color 5000s ease-in-out!important;-webkit-box-shadow:inset 0 0 0 1000px #fff!important}input:-webkit-autofill:hover{-webkit-text-fill-color:inherit!important;transition:background-color 5000s ease-in-out!important;-webkit-box-shadow:inset 0 0 0 1000px #fff!important}input:-webkit-autofill:focus{-webkit-text-fill-color:inherit!important;transition:background-color 5000s ease-in-out!important;-webkit-box-shadow:inset 0 0 0 1000px #fff!important}input:-webkit-autofill:active{-webkit-text-fill-color:inherit!important;transition:background-color 5000s ease-in-out!important;-webkit-box-shadow:inset 0 0 0 1000px #fff!important}@keyframes swipeHint{0%,to{transform:translate(0)}50%{transform:translate(-8px)}}.swipe-hint{animation:1.5s ease-in-out infinite swipeHint}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}
