:root,[data-theme=light]{--bg-main: #FAF6EE;--bg-surface: #F5EFE0;--bg-surface-elevated: #FFFDF9;--bg-card: #FFFFFF;--bg-card-glass: rgba(255, 255, 255, .9);--bg-card-hover: #FFFFFF;--bg-card-accent: #FFF8EE;--bg-input: #F3ECE0;--bg-muted: #EAE2D2;--border-subtle: rgba(30, 36, 48, .08);--border-card: rgba(30, 36, 48, .11);--border-focus: #F97316;--border-accent: rgba(249, 115, 22, .3);--primary: #15803D;--primary-light: #22C55E;--primary-dark: #166534;--primary-glow: rgba(21, 128, 61, .22);--accent-orange: #F97316;--accent-orange-light: #FB923C;--accent-orange-dark: #EA580C;--accent-orange-soft: #FFF1E5;--accent-orange-glow: rgba(249, 115, 22, .25);--accent-green: #16A34A;--accent-green-light: #22C55E;--accent-green-soft: #EBFBF0;--accent-green-glow: rgba(22, 163, 74, .2);--accent-gold: #D97706;--accent-gold-light: #F59E0B;--accent-gold-soft: #FEF3C7;--accent-gold-glow: rgba(217, 119, 6, .2);--success: #15803D;--success-bg: rgba(21, 128, 61, .12);--warning: #D97706;--warning-bg: rgba(217, 119, 6, .12);--danger: #DC2626;--danger-bg: rgba(220, 38, 38, .12);--text-primary: #1E2430;--text-secondary: #4B5563;--text-muted: #78716C;--text-highlight: #EA580C;--text-inverse: #FFFFFF;--header-bg: rgba(250, 246, 238, .92);--shadow-sm: 0 2px 8px rgba(30, 36, 48, .05);--shadow-md: 0 8px 24px rgba(30, 36, 48, .08);--shadow-lg: 0 16px 36px rgba(30, 36, 48, .12);--shadow-glow: 0 0 24px var(--accent-orange-glow);--mockup-bezel: #2E2B25;--mockup-screen-bg: #FAF6EE}[data-theme=dark]{--bg-main: #232420;--bg-surface: #2A2620;--bg-surface-elevated: #312C25;--bg-card: #2C2923;--bg-card-glass: rgba(44, 41, 35, .88);--bg-card-hover: #35312A;--bg-card-accent: #342E24;--bg-input: #363129;--bg-muted: #413B31;--border-subtle: rgba(250, 246, 238, .08);--border-card: rgba(250, 246, 238, .12);--border-focus: #FB923C;--border-accent: rgba(251, 146, 60, .35);--primary: #22C55E;--primary-light: #4ADE80;--primary-dark: #16A34A;--primary-glow: rgba(34, 197, 94, .25);--accent-orange: #FB923C;--accent-orange-light: #FDBA74;--accent-orange-dark: #F97316;--accent-orange-soft: rgba(251, 146, 60, .15);--accent-orange-glow: rgba(251, 146, 60, .25);--accent-green: #22C55E;--accent-green-light: #4ADE80;--accent-green-soft: rgba(34, 197, 94, .15);--accent-green-glow: rgba(34, 197, 94, .25);--accent-gold: #F59E0B;--accent-gold-light: #FBBF24;--accent-gold-soft: rgba(245, 158, 11, .15);--accent-gold-glow: rgba(245, 158, 11, .25);--success: #22C55E;--success-bg: rgba(34, 197, 94, .15);--warning: #F59E0B;--warning-bg: rgba(245, 158, 11, .15);--danger: #F87171;--danger-bg: rgba(248, 113, 113, .15);--text-primary: #FAF6EE;--text-secondary: #CFC7BA;--text-muted: #9E9689;--text-highlight: #FB923C;--text-inverse: #1E2430;--header-bg: rgba(35, 36, 32, .92);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .35);--shadow-md: 0 8px 24px rgba(0, 0, 0, .45);--shadow-lg: 0 16px 36px rgba(0, 0, 0, .6);--shadow-glow: 0 0 24px var(--accent-orange-glow);--mockup-bezel: #161512;--mockup-screen-bg: #232420}:root{--font-sans: "Outfit", "Plus Jakarta Sans", "Noto Sans Oriya", -apple-system, BlinkMacSystemFont, sans-serif;--font-odia: "Noto Sans Oriya", "Outfit", sans-serif;--radius-xs: 4px;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-xl: 28px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-theme: background-color .3s ease, color .3s ease, border-color .3s ease, box-shadow .3s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;min-height:100%;background-color:var(--bg-main);color:var(--text-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5;overflow-x:hidden;transition:var(--transition-theme)}#root{min-height:100vh;display:flex;flex-direction:column}.font-odia{font-family:var(--font-odia)}html{scroll-behavior:smooth}.glass-card{background:var(--bg-card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:var(--transition-theme),transform var(--transition-fast),box-shadow var(--transition-fast)}.glass-card:hover{box-shadow:var(--shadow-md)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.25rem;font-size:.95rem;font-weight:600;border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all var(--transition-normal);text-decoration:none;touch-action:manipulation;min-height:44px;-webkit-user-select:none;user-select:none}.btn:active{transform:scale(.97)}.btn-primary{background:linear-gradient(135deg,var(--accent-orange) 0%,var(--accent-orange-dark) 100%);color:#fff;border-color:#ffffff26;box-shadow:0 4px 14px var(--accent-orange-glow)}.btn-primary:hover{background:linear-gradient(135deg,var(--accent-orange-light) 0%,var(--accent-orange) 100%);box-shadow:0 6px 20px var(--accent-orange-glow);transform:translateY(-1px)}.btn-green{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border-color:#ffffff26;box-shadow:0 4px 14px var(--primary-glow)}.btn-green:hover{background:linear-gradient(135deg,var(--primary-light) 0%,var(--primary) 100%);box-shadow:0 6px 20px var(--primary-glow);transform:translateY(-1px)}.btn-secondary{background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-card)}.btn-secondary:hover{background:var(--bg-muted);border-color:var(--border-accent)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid transparent}.btn-ghost:hover{background:var(--bg-surface);color:var(--text-primary)}.btn-accent{background:linear-gradient(135deg,var(--accent-gold) 0%,#B45309 100%);color:#fff;font-weight:700;box-shadow:0 4px 14px var(--accent-gold-glow)}.btn-danger{background:var(--danger);color:#fff}.btn-full{width:100%}.btn-icon-only{padding:.4rem .55rem;min-height:36px}.header-container{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1.5rem;background:var(--header-bg);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border-subtle);position:sticky;top:0;z-index:50;transition:var(--transition-theme)}.header-brand{display:flex;align-items:center;gap:.65rem;text-decoration:none;color:var(--text-primary);flex-shrink:0;min-width:0}.brand-logo-img{width:38px;height:38px;border-radius:var(--radius-sm);object-fit:contain;box-shadow:0 2px 8px var(--accent-orange-glow);flex-shrink:0}.brand-text-container{display:flex;flex-direction:column;justify-content:center;min-width:0}.brand-title{font-size:1.18rem;font-weight:800;letter-spacing:-.02em;color:var(--text-primary);display:flex;align-items:center;line-height:1.2}.brand-name{font-weight:800;white-space:nowrap}.brand-subtitle{font-size:.72rem;color:var(--text-secondary);font-weight:500;line-height:1.2;white-space:nowrap}.header-actions{display:flex;align-items:center;gap:.5rem;flex-shrink:0}.desktop-only-nav{display:flex;align-items:center;gap:1.5rem;font-size:.88rem;font-weight:600;white-space:nowrap}.nav-link{color:var(--text-secondary);text-decoration:none;transition:color .2s;white-space:nowrap}.nav-link:hover{color:var(--accent-orange)}.nav-btn{min-height:36px;padding:.35rem .85rem;font-size:.85rem;white-space:nowrap}.nav-btn-active{background:var(--accent-orange-soft)!important;color:var(--accent-orange-dark)!important;border-color:var(--border-accent)!important;font-weight:700}.desktop-only-demo{min-height:36px;padding:.35rem .75rem;font-size:.85rem;border-color:var(--border-accent);color:var(--accent-orange);white-space:nowrap}.desktop-only-auth{display:flex;align-items:center;gap:.4rem}.btn-header-login{padding:.4rem 1rem;min-height:36px;font-size:.85rem;white-space:nowrap}.user-profile-group{display:flex;align-items:center;gap:.4rem}.user-profile-pill{display:flex;align-items:center;gap:.4rem;background:var(--bg-surface);padding:.35rem .65rem;border-radius:var(--radius-sm);border:1px solid var(--border-card);white-space:nowrap;max-width:160px;overflow:hidden;text-overflow:ellipsis}.user-profile-name{font-size:.85rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-lang-btn{padding:.35rem .65rem;min-height:36px;font-size:.85rem;white-space:nowrap}.lang-text-desktop{display:inline}.lang-text-mobile{display:none}.theme-toggle-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);background:var(--bg-surface);border:1px solid var(--border-card);color:var(--accent-orange);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.theme-toggle-btn:hover{background:var(--bg-muted);transform:rotate(15deg)}.mobile-menu-toggle-btn{display:none;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);background:var(--bg-surface);border:1px solid var(--border-card);color:var(--text-primary);cursor:pointer;transition:all var(--transition-fast);flex-shrink:0}.mobile-menu-toggle-btn:active{transform:scale(.95)}.mobile-nav-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:99;animation:fadeIn .2s ease-out}.mobile-nav-drawer{position:fixed;top:0;right:0;bottom:0;width:86%;max-width:340px;background:var(--bg-card);border-left:1px solid var(--border-card);box-shadow:var(--shadow-lg);z-index:100;display:flex;flex-direction:column;overflow-y:auto;-webkit-overflow-scrolling:touch;animation:slideInRight .25s cubic-bezier(.16,1,.3,1)}.mobile-drawer-header{display:flex;align-items:center;justify-content:space-between;padding:1.15rem 1.25rem;border-bottom:1px solid var(--border-subtle);background:var(--bg-surface)}.mobile-drawer-brand{display:flex;align-items:center;gap:.65rem}.mobile-drawer-close{width:34px;height:34px;border-radius:var(--radius-sm);background:var(--bg-card);border:1px solid var(--border-card);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer}.mobile-user-card{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;background:var(--accent-orange-soft);border-bottom:1px solid var(--border-accent)}.mobile-user-avatar{width:40px;height:40px;border-radius:var(--radius-full);background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;flex-shrink:0}.mobile-user-name{font-weight:800;font-size:.95rem;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mobile-user-meta{font-size:.75rem;color:var(--text-secondary)}.mobile-drawer-links{padding:1.25rem;display:flex;flex-direction:column;gap:.45rem;flex:1}.mobile-nav-section-title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:.4rem;padding-left:.5rem}.mobile-drawer-link{display:flex;align-items:center;gap:.75rem;padding:.75rem .85rem;border-radius:var(--radius-sm);color:var(--text-primary);text-decoration:none;font-size:.92rem;font-weight:600;transition:all var(--transition-fast)}.mobile-drawer-link:hover,.mobile-drawer-link.active{background:var(--accent-orange-soft);color:var(--accent-orange-dark)}.mobile-drawer-footer{padding:1.15rem 1.25rem;border-top:1px solid var(--border-subtle);background:var(--bg-surface);display:flex;flex-direction:column;gap:.5rem}.offline-badge-wrapper{display:flex;align-items:center;gap:.4rem}.badge{display:inline-flex;align-items:center;gap:.35rem;padding:.25rem .65rem;font-size:.75rem;font-weight:600;border-radius:var(--radius-full)}.badge-online{background:var(--success-bg);color:var(--success);border:1px solid rgba(34,197,94,.3)}.badge-offline{background:var(--warning-bg);color:var(--warning);border:1px solid rgba(245,158,11,.3)}.status-dot{width:7px;height:7px;border-radius:50%}.dot-online{background-color:var(--success);box-shadow:0 0 8px var(--success)}.dot-offline{background-color:var(--warning);box-shadow:0 0 8px var(--warning)}.badge-status-text{display:inline}.form-group{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1.2rem;text-align:left}.form-label{font-size:.88rem;font-weight:600;color:var(--text-secondary)}.form-input,.form-select{width:100%;padding:.8rem 1rem;font-size:1rem;color:var(--text-primary);background-color:var(--bg-input);border:1.5px solid var(--border-subtle);border-radius:var(--radius-sm);outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast);min-height:48px}.form-input:focus,.form-select:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-orange-glow)}.form-input::placeholder{color:var(--text-muted)}.page-container{max-width:1120px;width:100%;margin:0 auto;padding:1.5rem 1.25rem 4rem;flex:1}.auth-wrapper{max-width:440px;margin:2rem auto;padding:2rem;border-radius:var(--radius-lg)}.grid-cols-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}.grid-cols-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}.grid-cols-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem}.scrollable-pill-strip{display:flex;gap:.5rem;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:.35rem;scrollbar-width:none;max-width:100%}.scrollable-pill-strip::-webkit-scrollbar{display:none}.landing-wrapper{display:flex;flex-direction:column;gap:5rem;padding-bottom:3rem}.landing-section{max-width:1160px;width:100%;margin:0 auto;padding:0 1.25rem}.section-header{text-align:center;max-width:760px;margin:0 auto 3rem}.section-tag{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .9rem;border-radius:var(--radius-full);background:var(--accent-orange-soft);color:var(--accent-orange-dark);border:1px solid var(--border-accent);font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.9rem}[data-theme=dark] .section-tag{color:var(--accent-orange)}.section-title{font-size:2.1rem;font-weight:800;letter-spacing:-.02em;color:var(--text-primary);line-height:1.25;margin-bottom:.75rem}.section-subtitle{font-size:1.05rem;color:var(--text-secondary);line-height:1.6}.hero-container{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center;padding:2.5rem 0 1rem}.hero-headline{font-size:clamp(1.85rem,5.5vw,2.85rem);font-weight:800;line-height:1.18;letter-spacing:-.03em;color:var(--text-primary);margin-bottom:1.25rem}.hero-headline-highlight{color:var(--accent-orange);position:relative;display:inline-block}.hero-subhead{font-size:1.12rem;color:var(--text-secondary);line-height:1.65;margin-bottom:2rem;max-width:580px}.hero-actions{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;margin-bottom:2rem}.hero-features-list{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap;padding-top:1.25rem;border-top:1px solid var(--border-subtle)}.hero-feature-item{display:flex;align-items:center;gap:.45rem;font-size:.88rem;font-weight:600;color:var(--text-secondary)}.mockup-wrapper{position:relative;display:flex;justify-content:center;width:100%}.device-frame{width:100%;max-width:340px;background:var(--mockup-bezel);border-radius:40px;padding:12px;box-shadow:var(--shadow-lg),0 0 0 2px #ffffff1a;position:relative;transition:var(--transition-theme),transform .3s ease}.device-frame:hover{transform:translateY(-4px)}.device-notch{width:90px;height:18px;background:var(--mockup-bezel);border-bottom-left-radius:12px;border-bottom-right-radius:12px;margin:0 auto;position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:10}.device-screen{background:var(--mockup-screen-bg);border-radius:30px;overflow:hidden;padding:1rem;display:flex;flex-direction:column;gap:.75rem;border:1px solid var(--border-subtle);min-height:480px}.mockup-status-bar{display:flex;justify-content:space-between;align-items:center;font-size:.72rem;color:var(--text-secondary);font-weight:600;padding-bottom:.5rem}.problem-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);padding:1.75rem 1.5rem;position:relative;overflow:hidden;transition:var(--transition-theme),transform var(--transition-fast),box-shadow var(--transition-fast)}.problem-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-accent)}.problem-stat{font-size:2.4rem;font-weight:800;color:var(--accent-orange);line-height:1;margin-bottom:.5rem;letter-spacing:-.02em}.problem-title{font-size:1.05rem;font-weight:700;color:var(--text-primary);margin-bottom:.5rem}.problem-desc{font-size:.88rem;color:var(--text-secondary);line-height:1.55}.feature-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);padding:1.75rem 1.5rem;display:flex;flex-direction:column;transition:var(--transition-theme),transform var(--transition-fast),box-shadow var(--transition-fast)}.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-accent)}.feature-icon-wrapper{width:48px;height:48px;border-radius:var(--radius-md);background:var(--accent-orange-soft);color:var(--accent-orange);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem;transition:var(--transition-theme)}.feature-card:hover .feature-icon-wrapper{background:var(--accent-orange);color:#fff}.feature-title{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin-bottom:.45rem}.feature-desc{font-size:.9rem;color:var(--text-secondary);line-height:1.55}.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.compare-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);padding:2rem 1.75rem;display:flex;flex-direction:column;position:relative;transition:var(--transition-theme)}.compare-card-highlight{border:2px solid var(--accent-orange);background:var(--bg-card-accent);box-shadow:var(--shadow-md),0 0 24px var(--accent-orange-glow)}.compare-badge-pill{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--accent-orange);color:#fff;font-size:.75rem;font-weight:700;padding:.2rem .85rem;border-radius:var(--radius-full);letter-spacing:.04em;text-transform:uppercase}.steps-container{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;position:relative}.step-card{background:var(--bg-card);border:1px solid var(--border-card);border-radius:var(--radius-lg);padding:1.75rem 1.5rem;position:relative;transition:var(--transition-theme)}.step-number{width:36px;height:36px;border-radius:var(--radius-full);background:var(--accent-orange);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1rem;margin-bottom:1rem}.teacher-container{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:center}.landing-footer{background:var(--bg-surface);border-top:1px solid var(--border-subtle);padding:3.5rem 1.25rem 2.5rem;margin-top:4rem;transition:var(--transition-theme)}.footer-content{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:3rem;padding-bottom:2.5rem;border-bottom:1px solid var(--border-subtle)}.footer-bottom{max-width:1160px;margin:1.5rem auto 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;font-size:.85rem;color:var(--text-secondary)}@keyframes pulse-glow{0%,to{opacity:.9;transform:scale(1)}50%{opacity:1;transform:scale(1.03)}}@keyframes float-subtle{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInRight{0%{transform:translate(100%)}to{transform:translate(0)}}.animate-pulse-glow{animation:pulse-glow 3s infinite ease-in-out}.animate-float{animation:float-subtle 4s infinite ease-in-out}@media(max-width:960px){.hero-container{grid-template-columns:1fr;text-align:center;gap:2.5rem}.hero-actions,.hero-features-list{justify-content:center}.steps-container{grid-template-columns:repeat(2,1fr)}.teacher-container{grid-template-columns:1fr}}@media(max-width:900px){.desktop-only-nav,.desktop-only-demo,.desktop-only-auth{display:none!important}.mobile-menu-toggle-btn{display:inline-flex!important}.grid-cols-4{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:1fr}}@media(max-width:860px){.compare-grid{grid-template-columns:1fr}}@media(max-width:768px){.footer-content{grid-template-columns:1fr;gap:2rem}}@media(max-width:640px){.header-container{padding:.55rem .85rem}.page-container{padding:1rem .85rem 3.5rem}.landing-wrapper{gap:3.5rem}.section-title{font-size:1.6rem}.section-header{margin-bottom:2rem}.grid-cols-4,.grid-cols-2{grid-template-columns:1fr}.glass-card{padding:1.25rem 1rem!important}.problem-card,.feature-card,.step-card,.compare-card{padding:1.35rem 1.15rem}}@media(max-width:600px){.brand-subtitle{display:none}.brand-title{font-size:1.1rem}.brand-logo-img{width:34px;height:34px}.hero-actions{flex-direction:column;width:100%}.hero-actions .btn{width:100%;justify-content:center}.steps-container{grid-template-columns:1fr}}@media(max-width:540px){.hide-on-mobile{display:none!important}.lang-text-desktop{display:none}.lang-text-mobile{display:inline;font-weight:700;font-size:.8rem}.header-lang-btn{padding:.35rem .5rem;min-height:36px}}@media(max-width:480px){.badge-status-text{display:none}.badge-online,.badge-offline{padding:.25rem .45rem;min-height:32px}.header-actions{gap:.35rem}.auth-wrapper{padding:1.5rem 1.15rem;margin:1rem auto}.device-frame{max-width:310px}}