:root{--primary: #e86a25;--primary-dark: #c45818;--primary-light: #fff0e6;--secondary: #1b4f72;--accent: #f0b429;--accent-light: #fff8e1;--bg: #fff9f4;--card: #ffffff;--text: #2c3e50;--text-muted: #7f8c8d;--border: #e8d5c4;--success: #27ae60;--error: #e74c3c;--error-bg: #fdecea;--error-border: #f5c6c2;--radius: 18px;--radius-sm: 10px;--shadow: 0 4px 24px rgba(0, 0, 0, .08);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .18);--font-body: "Inter", "Segoe UI", system-ui, sans-serif;--font-gurmukhi: "Noto Sans Gurmukhi", "Noto Sans", sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}button{font-family:inherit}.app{max-width:860px;margin:0 auto;padding-bottom:60px}.header{background:linear-gradient(135deg,var(--primary) 0%,#b84e14 55%,var(--secondary) 100%);color:#fff;padding:36px 28px 48px;text-align:center;position:relative;overflow:hidden}.header:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 30% 0%,rgba(255,255,255,.12) 0%,transparent 60%);pointer-events:none}.header-inner{position:relative}.title{display:flex;flex-direction:column;gap:6px;align-items:center}.title-pun{font-family:var(--font-gurmukhi);font-size:2.2rem;font-weight:700;letter-spacing:.01em;text-shadow:0 2px 8px rgba(0,0,0,.2)}.title-en{font-size:1.05rem;font-weight:400;opacity:.88}.subtitle{margin-top:14px;font-family:var(--font-gurmukhi);font-size:.95rem;opacity:.85;max-width:600px;margin-left:auto;margin-right:auto}.subtitle-small{font-family:var(--font-body);font-size:.82rem;opacity:.7;margin-top:6px}.main{padding:0 16px;margin-top:-24px;display:flex;flex-direction:column;gap:16px}.controls-card{background:var(--card);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:20px}.grade-selector{display:flex;flex-direction:column;gap:12px}.section-label{font-weight:600;font-size:.9rem;color:var(--text)}.section-label-en{font-weight:400;color:var(--text-muted)}.grade-grid{display:flex;flex-wrap:wrap;gap:8px}.grade-btn{display:flex;flex-direction:column;align-items:center;gap:3px;padding:10px 14px;border:2px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--text);cursor:pointer;transition:border-color .15s,background .15s,color .15s,transform .1s;min-width:74px}.grade-btn:hover:not(:disabled){border-color:var(--primary);background:var(--primary-light)}.grade-btn.active{border-color:var(--primary);background:var(--primary);color:#fff;box-shadow:0 4px 12px #e86a254d}.grade-btn:disabled{opacity:.5;cursor:not-allowed}.grade-num{font-weight:600;font-size:.88rem}.grade-pun{font-family:var(--font-gurmukhi);font-size:.72rem;opacity:.85}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 24px;border:none;border-radius:var(--radius-sm);font-size:1rem;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .15s,opacity .15s;width:100%}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-generate{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 16px #e86a2547}.btn-generate:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 22px #e86a2561}.btn-generate:active:not(:disabled){transform:translateY(0)}.spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .75s linear infinite;flex-shrink:0}.mini-spinner{width:14px;height:14px;border:2px solid 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var(--primary);outline-offset:2px}.word.word-active{background:var(--accent);color:#1a1a1a;border-radius:4px}.punct{white-space:pre-wrap}.cursor{display:inline-block;width:2px;height:1.1em;background:var(--primary);vertical-align:text-bottom;margin-left:3px;animation:blink 1s step-end infinite;border-radius:1px}@keyframes blink{50%{opacity:0}}.popup-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000085;display:flex;align-items:center;justify-content:center;z-index:9999;padding:16px;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:fade-in .18s ease}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.popup-card{background:var(--card);border-radius:var(--radius);padding:36px 32px 28px;max-width:460px;width:100%;position:relative;box-shadow:var(--shadow-lg);animation:slide-up .22s ease;max-height:90vh;overflow-y:auto;-webkit-overflow-scrolling:touch}@keyframes 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