:root{color-scheme:light;font-family:Plus Jakarta Sans,Segoe UI,sans-serif;--font-heading: "Sora", "Segoe UI", sans-serif;--bg: #eef1f7;--bg-alt: #f5f7fb;--surface: #ffffff;--surface-2: #f2f4ff;--ink: #11192b;--muted: #5d677b;--accent: #5c3df5;--accent-2: #d97706;--accent-3: #0f1b3a;--highlight: #ffe1a6;--border: #d6dbe7;--shadow: 0 20px 45px rgba(16, 25, 43, .14);--radius-lg: 24px;--radius-md: 16px;--radius-sm: 12px;--hero-ink: #f7f8ff}body{margin:0;color:var(--ink);background:radial-gradient(circle at top,rgba(92,61,245,.12),transparent 55%),radial-gradient(circle at 15% 15%,rgba(244,166,50,.12),transparent 40%),radial-gradient(circle at 85% 0%,rgba(63,99,255,.12),transparent 40%),var(--bg);min-height:100vh}*{box-sizing:border-box}a{color:inherit;text-decoration:none}button{font-family:inherit}.app-shell{display:flex;flex-direction:column;min-height:100vh}.app-main{flex:1;padding:32px 6vw 64px}.nav{display:flex;align-items:center;justify-content:space-between;padding:20px 6vw;position:sticky;top:0;background:#eef1f7eb;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);z-index:10}.nav-brand{font-family:var(--font-heading);font-size:1.4rem;font-weight:700}.nav-links{display:flex;gap:18px;align-items:center;font-weight:500}.nav-pill{padding:8px 14px;border-radius:999px;background:#ffffffd9;border:1px solid transparent;transition:all .2s ease}.nav-pill:hover{border-color:var(--accent)}.footer{padding:32px 6vw 40px;border-top:1px solid var(--border);color:var(--muted)}.section{margin-bottom:40px}.section-title{font-family:var(--font-heading);font-size:clamp(1.6rem,1.2rem + 1.5vw,2.4rem);margin-bottom:12px}.section-subtitle{color:var(--muted);max-width:680px;line-height:1.6}.hero{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;align-items:center;padding:28px;border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow);margin-bottom:48px;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:220px;height:220px;background:radial-gradient(circle,rgba(92,61,245,.2),transparent 70%);top:-60px;right:-80px}.hero--navy{background:linear-gradient(135deg,#0b1430,#111b3f 45%,#0f1b3a);color:var(--hero-ink);box-shadow:0 30px 60px #090f2359}.hero--navy:after{background:radial-gradient(circle,rgba(244,166,50,.2),transparent 70%)}.hero--navy .section-subtitle{color:#e7ecffcc}.hero-eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:.7rem;color:#f4a632d9;font-weight:600;margin-bottom:10px}.hero-content{display:grid;gap:16px}.hero-title{font-family:var(--font-heading);font-size:clamp(2rem,1.4rem + 2vw,3rem);margin:0 0 12px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-proof{display:grid;gap:10px;margin-top:6px}.proof-line{font-weight:600;color:#e7ecffd9}.proof-logos{display:flex;flex-wrap:wrap;gap:8px}.logo-badge{padding:6px 10px;border-radius:999px;background:#ffffff1f;border:1px solid rgba(255,255,255,.18);font-size:.78rem}.hero-preview{display:grid;gap:12px;background:#ffffff0f;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-md);padding:18px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.preview-label{font-size:.8rem;text-transform:uppercase;letter-spacing:.16em;color:#e7ecffbf}.preview-card{background:#0f1b3abf;border-radius:var(--radius-md);padding:16px;border:1px solid rgba(255,255,255,.1);display:grid;gap:10px}.preview-title{font-weight:700;color:#f7f8ff}.preview-grid{display:grid;gap:8px}.preview-chip{padding:6px 10px;border-radius:999px;background:#5c3df533;border:1px solid rgba(92,61,245,.4);font-size:.78rem;display:inline-block;margin-right:6px}.preview-blur{filter:blur(2.2px);opacity:.7}.preview-note{color:#e7ecffb8;font-size:.9rem}.card-grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.card{background:var(--surface);border:1px solid var(--border);padding:20px;border-radius:var(--radius-md);box-shadow:0 12px 28px #11192b14}.card h3{margin-top:0;margin-bottom:10px;font-family:var(--font-heading)}.button{padding:10px 18px;border-radius:999px;border:none;cursor:pointer;font-weight:600;transition:transform .2s ease,box-shadow .2s ease}.button-primary{background:linear-gradient(135deg,var(--accent),#7a5dff);color:#fff;box-shadow:0 12px 24px #5c3df552}.button-primary:hover{box-shadow:0 16px 28px #5c3df566}.button-outline{background:transparent;border:1px solid var(--accent-2);color:var(--accent-2)}.button-ghost{background:var(--surface-2);color:var(--ink)}.button:hover{transform:translateY(-1px)}.form-grid{display:grid;gap:16px}.upload-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:calc(100vh - 200px);max-width:860px;margin:0 auto;width:100%}.upload-form{display:grid;gap:18px;max-width:700px;margin:0 auto;width:100%}.input,.textarea,.select{width:100%;padding:12px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:#fff;font-size:.98rem}.textarea{min-height:120px;resize:vertical}.dropzone{border:2px dashed rgba(92,61,245,.5);padding:30px;border-radius:var(--radius-md);background:#f7f8ff;text-align:center;display:grid;gap:10px;place-items:center;min-height:220px}.dropzone-active{border-color:var(--accent-2);background:#fff7ea}.dropzone-reject{border-color:#ef4444;background:#fee}.dropzone-icon{width:54px;height:54px;border-radius:14px;background:#5c3df51f;border:1px solid rgba(92,61,245,.35);display:grid;place-items:center;font-size:.7rem;font-weight:700;color:var(--accent)}.dropzone-title{font-weight:600}.dropzone-subtitle{color:var(--muted);font-size:.95rem}.dropzone-badges{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.file-badge{padding:4px 10px;border-radius:999px;background:#fff;border:1px solid var(--border);font-size:.78rem}.dropzone-hint{font-size:.82rem;color:var(--muted)}.tag-input{display:flex;flex-wrap:wrap;gap:8px;padding:10px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff}.tag{background:var(--highlight);padding:4px 10px;border-radius:999px;font-size:.85rem}.loading-overlay{position:fixed;inset:0;background:#fffffff2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:9999}.loading-content{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px;background:#fff;border-radius:var(--radius-lg);box-shadow:0 20px 60px #11192b26;max-width:400px;width:90%}.spinner{width:64px;height:64px;border:6px solid #f0e6da;border-top-color:var(--accent);border-bottom-color:var(--accent-2);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:20px}.loading-text{font-weight:600;font-size:1.1rem;color:var(--ink);margin-bottom:8px}.loading-subtext{color:var(--muted);font-size:.9rem;margin-bottom:20px}.progress-bar{width:100%;max-width:280px;height:10px;background:#efe4d6;border-radius:999px;overflow:hidden;position:relative}.progress-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .3s ease;border-radius:999px}.progress-percentage{margin-top:10px;font-size:.9rem;font-weight:600;color:var(--accent)}.results-grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}.tab{padding:8px 16px;border-radius:999px;border:1px solid var(--border);background:#fff;cursor:pointer}.tab.active{border-color:var(--accent);background:var(--surface-2);color:var(--accent)}.flashcards{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.flashcard{padding:16px;border-radius:var(--radius-md);background:#fff;border:1px solid var(--border);min-height:140px;cursor:pointer;transition:transform .2s ease}.flashcard:hover{transform:translateY(-2px)}.qa-block{margin-bottom:16px}.outline{padding-left:16px}.highlight{background:var(--highlight);padding:0 4px;border-radius:6px}.notice{background:#fff5e4;padding:12px 16px;border-radius:var(--radius-sm);border:1px solid #f1d3a2;margin-bottom:16px}.stepper{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;position:relative;margin-top:12px}.stepper:before{content:"";position:absolute;top:26px;left:16px;right:16px;height:2px;background:linear-gradient(90deg,#5c3df533,#f4a63280)}.step{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:18px;position:relative}.step-index{width:44px;height:44px;border-radius:50%;background:#111b3a;color:#fff;display:grid;place-items:center;font-weight:700;margin-bottom:12px;box-shadow:0 8px 20px #111b3a33}.step-title{font-family:var(--font-heading);margin:0 0 6px}.stagger>*{opacity:0;transform:translateY(12px);animation:rise .7s ease forwards}.stagger>*:nth-child(2){animation-delay:.08s}.stagger>*:nth-child(3){animation-delay:.16s}.stagger>*:nth-child(4){animation-delay:.24s}@keyframes spin{to{transform:rotate(360deg)}}@keyframes rise{to{opacity:1;transform:translateY(0)}}@media(max-width:720px){.app-main{padding:24px 5vw 56px}.nav{flex-direction:column;gap:12px;align-items:flex-start}.nav-links{flex-wrap:wrap}.stepper:before{display:none}}