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var(--border);padding-top:1rem;margin-top:1rem}.btn-card-action{display:flex;align-items:center;gap:.5rem;padding:.375rem .75rem;background:transparent;border:1px solid var(--border);border-radius:.375rem;color:var(--text-muted);font-size:.8rem;font-weight:500;cursor:pointer;transition:all .2s ease}.btn-card-action:hover{background:var(--bg-dark);color:var(--text);border-color:var(--border-hover)}.btn-card-action.delete:hover{background:var(--danger-soft);color:var(--danger);border-color:var(--danger-soft)}.study-units-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;padding:3rem 2rem;border-radius:.75rem;background:var(--bg-light);text-align:center;border:1px dashed var(--border)}.empty-icon{font-size:3rem;opacity:.5}.study-units-empty h3{margin:0;font-size:1.25rem;font-weight:600;color:var(--text)}.study-units-empty p{margin:0 0 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.btn-primary:hover{background-color:var(--primary-hover)}.bento-grid .btn-secondary{background-color:transparent;color:var(--text);border:1px solid var(--border);width:100%;justify-content:center}.bento-grid .btn-secondary:hover{background-color:var(--accent);border-color:var(--accent)}.activity-list{list-style:none;padding:0;margin:.5rem 0 0;display:flex;flex-direction:column;gap:.85rem}.activity-item{display:flex;align-items:center;gap:.75rem;font-size:.9rem;color:var(--muted-foreground)}.activity-item .icon{font-size:1.2rem;flex-shrink:0;color:var(--muted)}.tile-main-stat{font-size:2.25rem;font-weight:600;color:var(--text);margin:.25rem 0}.unread-indicator{position:absolute;top:1rem;right:1rem;background-color:var(--primary);color:var(--primary-foreground);width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700}.bento-tile-consult{position:relative}.empty-state{text-align:center;margin:auto;padding:1rem}.loading-state{padding:2rem;text-align:center;color:var(--muted-foreground)}@media(min-width:768px){.bento-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-template-rows:auto auto auto;gap:1.5rem;padding:1.5rem;max-height:calc(100vh - 120px)}.bento-tile-primary{grid-column:1 / span 2;grid-row:1 / span 2}.bento-tile-activity{grid-column:3 / span 2;grid-row:1 / span 1}.bento-tile-explore{grid-column:3 / span 2;grid-row:2 / span 1}.bento-tile-notes{grid-column:1 / span 1;grid-row:3 / span 1}.bento-tile-consult{grid-column:2 / span 1;grid-row:3 / span 1}.bento-tile-peers{grid-column:3 / span 2;grid-row:3 / span 1}}.notfound-page{min-height:80vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;color:var(--text-primary);background:var(--bg-primary)}.notfound-container{display:flex;flex-direction:column;align-items:center;justify-content:center;margin:3rem auto;padding:3rem 2rem;background:var(--bg, #fff);border-radius:16px;box-shadow:0 6px 48px #00000014;max-width:720px;text-align:center}.notfound-illustration{margin-bottom:2rem;width:100%;display:flex;align-items:center;justify-content:center}.notfound-container h1{font-size:3rem;margin:0 0 .25rem;color:var(--primary, #007bff)}.notfound-container h2{margin:0 0 1rem;font-size:1.5rem;color:var(--text)}.notfound-container p{color:var(--text-muted, #9aa0a6);font-size:1.05rem;margin-bottom:1.5rem}.notfound-home-btn{display:inline-block;padding:.75rem 1.5rem;background:var(--primary, #007bff);color:#fff;border-radius:8px;text-decoration:none;font-weight:600;font-size:1rem;box-shadow:0 6px 20px #00000014;transition:background .18s,box-shadow .18s,transform .12s}.notfound-home-btn:hover{transform:translateY(-3px);background:var(--primary-dark, #0056b3);box-shadow:0 10px 30px #0000001f}.notfound-home-btn:hover{background:var(--primary-dark, #0056b3);box-shadow:0 4px 16px #0000001f}.payment-container{width:100%;max-width:700px;margin:0 auto;padding:var(--space-5) var(--space-4);display:flex;justify-content:center;align-items:flex-start}.payment-card{width:100%;background-color:var(--bg-light);border:1px solid var(--border);border-radius:16px;padding:var(--space-6);text-align:center}.payment-card h1{font-family:Space Grotesk,sans-serif;font-size:2rem;color:var(--text-primary);margin-bottom:var(--space-2)}.payment-card .subtitle{font-family:Quicksand,sans-serif;font-size:1.1rem;color:var(--text-muted);margin-bottom:var(--space-5)}.payment-methods{display:flex;justify-content:center;gap:var(--space-3);margin-bottom:var(--space-5);border-bottom:1px solid var(--border);padding-bottom:var(--space-4)}.payment-option{display:flex;align-items:center;gap:var(--space-2);font-family:Quicksand,sans-serif;font-weight:600;padding:.8rem 1.2rem;border:1px solid transparent;background-color:var(--bg-deep);color:var(--text-muted);border-radius:8px;cursor:pointer;transition:all .3s ease}.payment-option:hover{background-color:var(--bg-light);color:var(--text-primary)}.payment-option.active{background-color:var(--bg-light);color:var(--text-primary);border-color:var(--color-sky-reflection)}.payment-option.paypal:hover{color:#0070ba}.payment-option.mobile-money:hover{color:#4caf50}.payment-form-placeholder{background-color:var(--bg-deep);border-radius:8px;padding:var(--space-6);min-height:200px;display:flex;justify-content:center;align-items:center;color:var(--text-muted);font-style:italic}@tailwind base;@tailwind components;@tailwind utilities;:root{--ff: Quicksand, system-ui;--hff: Space Grotesk, system-ui;--bg-dark: hsl(222, 45%, 6%);--bg: hsl(222, 43%, 9%);--bg-light: hsl(222, 40%, 14%);--text: hsl(240, 100%, 97%);--text-muted: hsl(240, 20%, 75%);--secondary: hsl(240, 100%, 97%);--dot-color: hsl(210, 45%, 68%);--highlight: hsl(210, 45%, 68%);--primary: hsl(210, 45%, 68%);--primary-hover: hsl(210, 45%, 60%);--primary-light: hsl(210, 45%, 85%);--primary-light-hover: hsl(210, 45%, 78%);--border: hsl(222, 30%, 20%);--border-muted: hsl(222, 25%, 14%);--warning: hsl(51, 35%, 50%);--danger: hsl(9, 53%, 66%);--success: hsl(149, 34%, 54%);--info: hsl(217, 59%, 67%);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 18px;--shadow-sm: 0 6px 18px rgba(2, 6, 23, .06);--shadow-md: 0 12px 40px rgba(2, 6, 23, .08);--fz-sm: .85rem;--fz-md: 1rem;--fz-lg: 1.15rem}body.light{--bg-dark: hsl(210, 45%, 68%);--bg: hsl(240, 100%, 97%);--bg-light: hsl(240, 100%, 99%);--text: hsl(222, 43%, 9%);--text-muted: hsl(222, 20%, 40%);--dot-color: hsl(222, 43%, 9%);--highlight: hsl(210, 45%, 68%);--border: hsl(210, 35%, 75%);--border-muted: hsl(210, 30%, 88%);--primary: hsl(222, 43%, 9%);--primary-hover: hsl(222, 43%, 16%)}*{margin:0;padding:0;box-sizing:border-box}html,body{font-family:var(--ff);background:var(--bg);color:var(--text)}#root{min-height:100vh;transition:background .3s ease-in-out}h1,h2,h3,h4,h5,h6{font-family:var(--hff);font-weight:600;color:var(--text)}h1{font-size:clamp(1.6rem,3.2vw,2.6rem)}h2{font-size:clamp(1.25rem,2.4vw,1.8rem)}h3{font-size:clamp(1rem,1.6vw,1.2rem)}h4{font-size:clamp(.95rem,1.6vw,1.05rem)}p{color:var(--text-muted);line-height:1.6}span{color:var(--text-muted)}a{text-decoration:none;color:inherit}input,select{font-family:var(--ff);background:transparent;color:var(--text)}input::placeholder{color:var(--text-muted)}input:focus{outline:2px solid var(--primary);border:1px solid var(--primary);box-shadow:0 0 6px var(--primary)}option{background:var(--bg);color:var(--text)}button{font-family:inherit;font-size:1em;background-color:var(--bg-light);color:var(--text);cursor:pointer;border:none;padding:.6em 1.2em;border-radius:.375rem;font-weight:600;transition:all .3s ease}.btn{padding:.6rem 1rem;border-radius:12px;transition:transform .18s ease,box-shadow .18s ease}.btn:hover{transform:translateY(-2px);box-shadow:0 6px 18px #02061740}.btn-primary{background-color:var(--primary);border:2px solid var(--primary);color:var(--bg);border-radius:1000px;padding:1em 2em}.btn-primary:hover{background-color:var(--bg-light);color:var(--text)}.btn-sec{background-color:transparent;border:2px solid var(--primary);color:var(--text);border-radius:1000px;padding:1em 2em}.btn-sec:hover{background-color:var(--bg-light)}.container{width:100%;max-width:1100px;margin-inline:auto;padding-inline:1rem}.row{display:flex;gap:1rem;align-items:flex-start}.col{display:flex;flex-direction:column;gap:.75rem}.accent{color:var(--highlight)}.mt-3{margin-top:12px}.mt-4{margin-top:20px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.spinner{width:20px;height:20px;border:3px solid rgba(0,0,0,.08);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.scrollbar-thin{scrollbar-width:thin}.scrollbar-thin::-webkit-scrollbar{width:8px;height:8px}.scrollbar-thin::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#b4b4c81f,#7878a02e);border-radius:8px}@media(min-width:1100px){.container{padding-inline:2rem}}@media(max-width:900px){.row{flex-direction:column}}@media(max-width:560px){.container{padding-inline:.75rem}}.edn-toast-viewport{position:fixed;bottom:1.5rem;right:1.5rem;display:flex;flex-direction:column;gap:.75rem;z-index:1000;max-width:360px}.edn-toast{font-family:var(--ff);color:var(--text);background-color:var(--bg-light);padding:1rem 1.25rem;border-radius:var(--radius-md, 12px);border:1px solid var(--border-muted);box-shadow:var(--shadow-md);display:flex;align-items:center;justify-content:space-between;gap:1rem;animation:toast-in .3s ease-in-out;font-size:var(--fz-md, 1rem);font-weight:500}.edn-toast--info{border-left:4px solid var(--info)}.edn-toast--success{border-left:4px solid var(--success)}.edn-toast--warning{border-left:4px solid var(--warning)}.edn-toast--danger{border-left:4px solid var(--danger)}.edn-toast-close{background:transparent;border:none;color:var(--text-muted);font-size:1.5rem;line-height:1;padding:.25rem;cursor:pointer;transition:color .2s}.edn-toast-close:hover{color:var(--text)}@keyframes toast-in{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}