:root{--primary: #0d7ff2;--primary-dark: #0b6bc9;--primary-hover: #1589f5;--primary-glow: rgba(13, 127, 242, .25);--primary-subtle: rgba(13, 127, 242, .12);--bg: #0f1115;--bg-deeper: #060810;--surface: #161b27;--surface-raised: #1e2740;--surface-highlight: #232d42;--overlay: rgba(6, 8, 16, .85);--text-white: #f1f5f9;--text-light: #cbd5e1;--text-muted: #94a3b8;--text-dim: #64748b;--text-faint: #334155;--border: rgba(255, 255, 255, .06);--border-mid: rgba(255, 255, 255, .1);--border-light: rgba(255, 255, 255, .14);--green: #4ade80;--green-subtle: rgba(74, 222, 128, .12);--red: #f87171;--red-subtle: rgba(248, 113, 113, .12);--yellow: #facc15;--blue-light: #60a5fa;--purple: #a855f7;--purple-subtle: rgba(168, 85, 247, .12);--radius-sm: .4rem;--radius: .8rem;--radius-lg: 1.2rem;--radius-xl: 1.6rem;--radius-2xl: 2rem;--radius-3xl: 2.4rem;--radius-full: 9999px;--shadow-sm: 0 .2rem .8rem rgba(0, 0, 0, .3);--shadow: 0 .4rem 2rem rgba(0, 0, 0, .45);--shadow-lg: 0 1.2rem 4rem rgba(0, 0, 0, .6);--shadow-xl: 0 2rem 6rem rgba(0, 0, 0, .7);--shadow-primary: 0 .4rem 2.4rem rgba(13, 127, 242, .35);--shadow-glow: 0 0 2rem rgba(13, 127, 242, .25);--transition: .2s ease;--transition-slow: .4s ease;--sidebar-width: 26rem;--header-height: 6.4rem}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:10px;-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:hidden;max-width:100%}body{font-family:Lexend,sans-serif;font-size:1.6rem;line-height:1.6;background-color:var(--bg);color:var(--text-white);overflow:hidden;overflow-x:hidden;max-width:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body ::selection{background-color:var(--primary);color:#fff}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea,select{font-family:inherit;color:inherit}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}::-webkit-scrollbar{width:.5rem;height:.5rem}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#283039;border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#374151}.material-symbols-outlined{font-variation-settings:"FILL" 0,"wght" 400,"GRAD" 0,"opsz" 24;font-size:inherit;line-height:1;vertical-align:middle;display:inline-block;-webkit-user-select:none;user-select:none}.icon-filled{font-variation-settings:"FILL" 1,"wght" 400,"GRAD" 0,"opsz" 24}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes ping{75%,to{transform:scale(2.2);opacity:0}}@keyframes bounce{0%,to{transform:translateY(0);animation-timing-function:cubic-bezier(.8,0,1,1)}50%{transform:translateY(-1.2rem);animation-timing-function:cubic-bezier(0,0,.2,1)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(1.2rem)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(2.4rem)}to{opacity:1;transform:translateY(0)}}@keyframes pulseRing{0%{box-shadow:0 0 0 0 var(--primary-glow)}70%{box-shadow:0 0 0 1.6rem transparent}to{box-shadow:0 0 0 0 transparent}}.app-layout{display:flex;height:100vh;height:100dvh;width:100%;overflow:hidden;background-color:var(--bg);color:var(--text-white)}.app-main{flex:1;position:relative;overflow:hidden;min-width:0;display:flex;flex-direction:column}.app-routes{flex:1;overflow:hidden;position:relative;display:flex;flex-direction:column;min-width:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.8rem;font-family:inherit;font-weight:700;border-radius:var(--radius-lg);border:none;cursor:pointer;transition:background var(--transition),transform var(--transition),box-shadow var(--transition),opacity var(--transition);white-space:nowrap;letter-spacing:-.01em}.btn:disabled{opacity:.4;cursor:not-allowed;pointer-events:none}.btn--primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-primary)}.btn--primary:hover{background:var(--primary-hover);transform:translateY(-.1rem)}.btn--primary:active{transform:translateY(0)}.btn--secondary{background:var(--surface-raised);color:var(--text-light);border:.1rem solid var(--border-mid)}.btn--secondary:hover{background:var(--surface-highlight);color:var(--text-white)}.btn--ghost{background:#ffffff0f;color:var(--text-light);border:.1rem solid var(--border)}.btn--ghost:hover{background:#ffffff1a;color:var(--text-white)}.btn--white{background:#fff;color:var(--primary)}.btn--white:hover{background:#e8f3ff;transform:translateY(-.1rem)}.btn--sm{font-size:1.2rem;padding:.6rem 1.4rem;border-radius:var(--radius)}.btn--md{font-size:1.4rem;padding:.8rem 1.8rem}.btn--lg{font-size:1.5rem;padding:1.2rem 2.8rem}.btn--xl{font-size:1.6rem;padding:1.4rem 3.2rem;border-radius:var(--radius-xl)}.btn--full{width:100%}.btn--loading{animation:pulse 1.2s infinite}.btn-icon{width:4rem;height:4rem;border-radius:var(--radius-full);display:inline-flex;align-items:center;justify-content:center;font-size:2rem;transition:background var(--transition),color var(--transition);flex-shrink:0}.btn-icon--ghost{background:#ffffff0f;color:var(--text-muted);border:.1rem solid var(--border)}.btn-icon--ghost:hover{background:#ffffff1f;color:var(--text-white)}.btn-icon--primary{background:var(--primary-subtle);color:var(--blue-light)}.btn-icon--primary:hover{background:var(--primary);color:#fff}.sidebar-overlay{display:none;position:fixed;inset:0;background:#000000a6;z-index:299;backdrop-filter:blur(.2rem);-webkit-backdrop-filter:blur(.2rem)}.sidebar-overlay--visible{display:block}@media(min-width:1024px){.sidebar-overlay{display:none!important}}.mobile-topbar{display:flex;align-items:center;justify-content:space-between;padding:0 1.6rem;height:5.6rem;background:var(--bg-deeper);border-bottom:.1rem solid rgba(255,255,255,.06);flex-shrink:0;z-index:50}.mobile-topbar__menu-btn{width:4rem;height:4rem;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-full);background:#ffffff0f;border:.1rem solid var(--border);color:var(--text-muted);cursor:pointer;transition:background var(--transition),color var(--transition)}.mobile-topbar__menu-btn span{font-size:2.2rem}.mobile-topbar__menu-btn:hover{background:#ffffff1a;color:var(--text-white)}.mobile-topbar__brand{display:flex;align-items:center;gap:.8rem}.mobile-topbar__logo{width:3.2rem;height:auto;display:block}.mobile-topbar__title{font-size:1.5rem;font-weight:700;color:var(--text-white);letter-spacing:-.02em}@media(min-width:1024px){.mobile-topbar{display:none}}.sidebar__mobile-close{display:flex;justify-content:flex-end;padding:1.2rem 1.4rem 0;flex-shrink:0}@media(min-width:1024px){.sidebar__mobile-close{display:none}}.sidebar{display:flex;flex-direction:column;width:var(--sidebar-width);height:100vh;height:100dvh;background-color:var(--bg-deeper);border-right:.1rem solid rgba(255,255,255,.04);flex-shrink:0;position:fixed;top:0;left:0;z-index:300;transform:translate(-100%);transition:transform .3s cubic-bezier(.4,0,.2,1)}.sidebar--open{transform:translate(0);box-shadow:2rem 0 8rem #000c}@media(min-width:1024px){.sidebar{position:relative;transform:none!important;height:100%;z-index:auto;transition:none;box-shadow:none}}.sidebar__logo{display:flex;align-items:center;gap:1.2rem;padding:2.4rem;cursor:pointer;transition:opacity var(--transition)}.sidebar__logo:hover{opacity:.85}.sidebar__logo-icon{width:4rem;height:4rem;border-radius:var(--radius-full);background:var(--primary-subtle);display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--blue-light);box-shadow:0 0 1.6rem #0d7ff233;flex-shrink:0}.sidebar__logo-title{font-size:1.5rem;font-weight:700;color:var(--text-white);letter-spacing:-.02em;line-height:1.1}.sidebar__logo-subtitle{font-size:1.1rem;color:var(--text-muted);font-weight:500;margin-top:.2rem}.sidebar__nav{flex:1;padding:0 1.2rem;display:flex;flex-direction:column;gap:.2rem;margin-top:.8rem;overflow-y:auto}.sidebar__section-label{padding:1.6rem 1.2rem .6rem;font-size:1rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim)}.sidebar__link{display:flex;align-items:center;gap:1.2rem;padding:1.1rem 1.4rem;border-radius:var(--radius-lg);transition:background var(--transition),color var(--transition);font-size:1.4rem;font-weight:500;line-height:1.3;color:var(--text-muted);border:.1rem solid transparent}.sidebar__link>.material-symbols-outlined{font-size:2rem;flex-shrink:0}.sidebar__link>span:not(.material-symbols-outlined):not(.sidebar__link-level){font-size:1.4rem}.sidebar__link:hover{background:#ffffff0a;color:var(--text-white)}.sidebar__link--active{background:var(--primary-subtle);color:var(--blue-light);border-color:#0d7ff226}.sidebar__footer{padding:1.6rem}.sidebar__promo{background:linear-gradient(135deg,#4338ca,#6d28d9);border-radius:var(--radius-xl);padding:1.6rem;color:#fff;position:relative;overflow:hidden;cursor:pointer;transition:transform var(--transition),box-shadow var(--transition);box-shadow:var(--shadow)}.sidebar__promo:hover{transform:scale(1.02);box-shadow:var(--shadow-lg)}.sidebar__promo-bg{position:absolute;top:0;right:0;padding:.8rem;font-size:5.6rem!important;opacity:.15}.sidebar__promo-label{font-size:1.1rem;font-weight:500;color:#c7d2fe;margin-bottom:.3rem}.sidebar__promo-title{font-size:1.3rem;font-weight:700;color:#fff;margin-bottom:1.2rem}.sidebar__promo-bar{width:100%;height:.5rem;background:#00000040;border-radius:var(--radius-full)}.sidebar__promo-fill{height:100%;background:#fff;border-radius:var(--radius-full)}.landing{position:relative;display:flex;flex-direction:column;min-height:100vh;min-height:100dvh;width:100%;overflow-x:hidden;overflow-y:auto;background-color:var(--bg);color:var(--text-white)}.landing__bg-decor{position:fixed;inset:0;z-index:0;pointer-events:none}.landing__bg-blob{position:absolute;width:40%;height:40%;border-radius:var(--radius-full);filter:blur(12rem);animation:pulse 8s ease-in-out infinite}.landing__bg-blob--tl{top:-10%;left:-10%;background:#0d7ff214}.landing__bg-blob--br{bottom:-10%;right:-10%;background:#a855f712;animation-delay:3s}.landing__header{position:sticky;top:0;z-index:50;width:100%;border-bottom:.1rem solid var(--border);background:#0f1115cc;-webkit-backdrop-filter:blur(1.2rem);backdrop-filter:blur(1.2rem)}.landing__header-inner{max-width:128rem;margin:0 auto;padding:0 2.4rem;height:6.4rem;display:flex;align-items:center;justify-content:space-between}.landing__brand{display:flex;align-items:center;gap:1.2rem;color:var(--primary);font-size:2.8rem}.landing__brand-name{font-size:1.8rem;font-weight:700;color:var(--text-white);letter-spacing:-.02em}.landing__header-actions{display:flex;align-items:center;gap:1.6rem}.landing__login-btn{display:none;font-size:1.4rem;font-weight:700;color:var(--text-muted);transition:color var(--transition);background:none;border:none}.landing__login-btn:hover{color:var(--text-white)}@media(min-width:480px){.landing__login-btn{display:block}}.landing__main{flex:1;display:flex;flex-direction:column;position:relative;z-index:1}.landing__hero{max-width:128rem;margin:0 auto;padding:6rem 2.4rem;width:100%;display:flex;flex-direction:column-reverse;align-items:center;gap:4.8rem}@media(min-width:1024px){.landing__hero{flex-direction:row;gap:8rem;padding:8rem 2.4rem}}.landing__hero-content{display:flex;flex-direction:column;gap:2.4rem;text-align:center;align-items:center}@media(min-width:1024px){.landing__hero-content{flex:1;text-align:left;align-items:flex-start}}.landing__badge{display:inline-flex;align-items:center;gap:.8rem;padding:.6rem 1.4rem;border-radius:var(--radius-full);background:#ffffff0a;border:.1rem solid 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var(--transition-slow)}.landing__preview-card:hover{transform:scale(1.01)}.landing__preview-img{width:100%;height:100%;object-fit:cover;opacity:.75}.landing__preview-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(15,17,21,.9) 0%,rgba(15,17,21,.15) 50%,transparent 100%)}.landing__live-badge{position:absolute;bottom:6rem;left:2.4rem;display:flex;align-items:center;gap:.8rem}.landing__live-dot{width:.8rem;height:.8rem;background:var(--red);border-radius:var(--radius-full);animation:pulse 1.5s infinite}.landing__live-label{font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted)}.landing__preview-tooltip{position:absolute;bottom:1.6rem;left:1.6rem;right:1.6rem;padding:1.4rem 1.6rem;background:#0f1115d9;-webkit-backdrop-filter:blur(1.2rem);backdrop-filter:blur(1.2rem);border-radius:var(--radius-xl);border:.1rem solid var(--border-mid);font-size:1.3rem;color:var(--text-light);line-height:1.5}.dashboard{flex:1;overflow-y:auto;height:100%;background:var(--bg);padding:2.4rem;position:relative}@media(min-width:1024px){.dashboard{padding:4.8rem}}.dashboard__bg-decor{position:fixed;top:-20%;right:-10%;width:60rem;height:60rem;background:var(--primary-subtle);border-radius:var(--radius-full);filter:blur(12rem);pointer-events:none;z-index:0}.dashboard__content{max-width:120rem;margin:0 auto;position:relative;z-index:1;display:flex;flex-direction:column;gap:3.2rem}.dashboard__header{display:flex;justify-content:space-between;align-items:flex-end;gap:1.6rem}.dashboard__greeting{font-size:2.8rem;font-weight:700;color:var(--text-white);letter-spacing:-.02em;line-height:1.2}@media(min-width:768px){.dashboard__greeting{font-size:3.2rem}}.dashboard__subtitle{font-size:1.5rem;color:var(--text-muted);margin-top:.4rem}.dashboard__subtitle-highlight{color:var(--primary);font-weight:700}.dashboard__level-badge{display:none;font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-dim);background:var(--surface);padding:.6rem 1.4rem;border-radius:var(--radius-full);border:.1rem solid 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.material-symbols-outlined{font-size:1.5rem}.stat-card__value{font-size:3rem;font-weight:900;color:var(--text-white);letter-spacing:-.03em;line-height:1}.stat-card__value--accent{color:var(--blue-light)}.stat-card__unit{font-size:1.3rem;font-weight:500;color:var(--text-muted)}.dashboard__actions{display:grid;grid-template-columns:1fr;gap:2.4rem}@media(min-width:1024px){.dashboard__actions{grid-template-columns:1fr 32rem;gap:3.2rem}}.dashboard__section-title{display:flex;align-items:center;gap:.8rem;font-size:1.6rem;font-weight:700;color:var(--text-white);margin-bottom:1.6rem}.dashboard__section-title .material-symbols-outlined{color:var(--primary);font-size:2rem}.next-lesson-card{background:linear-gradient(135deg,var(--primary),#1a6fd8);border-radius:var(--radius-3xl);padding:3.2rem;position:relative;overflow:hidden;cursor:pointer;border:.1rem solid rgba(255,255,255,.1);box-shadow:0 .8rem 4rem #0d7ff24d;transition:transform var(--transition),box-shadow var(--transition)}.next-lesson-card:hover{transform:translateY(-.2rem);box-shadow:0 1.2rem 5.6rem #0d7ff266}.next-lesson-card__bg-icon{position:absolute;top:0;right:0;padding:2.4rem;opacity:.12;font-size:9.6rem!important;pointer-events:none;transition:transform var(--transition-slow),opacity var(--transition)}.next-lesson-card:hover .next-lesson-card__bg-icon{transform:scale(1.1);opacity:.18}.next-lesson-card__body{position:relative;z-index:1}.next-lesson-card__unit-badge{display:inline-flex;align-items:center;gap:.8rem;background:#0003;-webkit-backdrop-filter:blur(.8rem);backdrop-filter:blur(.8rem);padding:.5rem 1.2rem;border-radius:var(--radius-full);font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#ffffffd9;margin-bottom:1.6rem;border:.1rem solid rgba(255,255,255,.1)}.next-lesson-card__pulse{display:inline-block;width:.7rem;height:.7rem;background:#4ade80;border-radius:var(--radius-full);animation:pulse 2s 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var(--transition)}.quick-card:hover{transform:translateY(-.2rem)}.quick-card--primary{background:var(--primary-subtle);border:.1rem solid rgba(13,127,242,.25)}.quick-card--primary:hover{background:#0d7ff22e}.quick-card--secondary{background:var(--surface);border:.1rem solid var(--border)}.quick-card--secondary:hover{background:var(--surface-raised)}.quick-card__bg-icon{position:absolute;right:0;top:0;padding:1.2rem;font-size:5.6rem!important;opacity:.06;transition:opacity var(--transition)}.quick-card:hover .quick-card__bg-icon{opacity:.1}.quick-card__icon{width:4.8rem;height:4.8rem;border-radius:var(--radius-xl);background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2.4rem;margin-bottom:1.4rem;transition:transform var(--transition);box-shadow:var(--shadow-primary)}.quick-card:hover .quick-card__icon{transform:scale(1.08)}.quick-card__icon--purple{background:var(--purple-subtle);color:var(--purple);box-shadow:0 .4rem 1.6rem #a855f740}.quick-card__title{font-size:1.6rem;font-weight:700;color:var(--text-white);margin-bottom:.4rem}.quick-card__desc{font-size:1.3rem;color:var(--text-muted);line-height:1.5}.curriculum{flex:1;overflow-y:auto;height:100%;background:var(--bg)}.curriculum__header{position:sticky;top:0;z-index:30;background:#0f1115d9;-webkit-backdrop-filter:blur(1.2rem);backdrop-filter:blur(1.2rem);border-bottom:.1rem solid var(--border);padding:1.6rem 2.4rem}@media(min-width:1024px){.curriculum__header{padding:1.6rem 4.8rem}}.curriculum__header-inner{max-width:80rem;margin:0 auto;display:flex;flex-direction:column;gap:1.2rem;align-items:center}@media(min-width:640px){.curriculum__header-inner{flex-direction:row;justify-content:space-between}}.curriculum__title{display:flex;align-items:center;gap:.8rem;font-size:1.8rem;font-weight:700;color:var(--text-white)}.curriculum__title 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5.6rem #ffffff40}.live__start-btn:disabled{background:var(--surface-highlight);color:var(--text-muted);box-shadow:none;cursor:not-allowed}.live__end-btn{display:inline-flex;align-items:center;justify-content:center;gap:1rem;background:#f871711a;color:var(--red);border:.1rem solid rgba(248,113,113,.4);font-weight:900;font-size:1.7rem;padding:1.4rem 3rem;border-radius:var(--radius-full);transition:background var(--transition),transform var(--transition)}.live__end-btn:hover{background:#f871712e;transform:scale(1.02)}@media(min-width:768px){.live__header{padding:2rem 3.2rem}.live__scenario-picker{padding:2rem 3.2rem 0;max-width:88rem;margin:0 auto}.live__picker-title{font-size:2.8rem;margin-bottom:2rem}.scenario-grid{grid-template-columns:repeat(2,1fr);gap:1rem;padding-bottom:2.4rem}.scenario-card{padding:1.4rem 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.material-symbols-outlined{font-size:1.6rem}.auth-page{height:100%;display:flex;align-items:flex-start;justify-content:center;padding:2.4rem;position:relative;overflow-x:hidden;overflow-y:auto;background:var(--bg)}.auth-page__bg-decor{position:absolute;inset:0;pointer-events:none}.auth-page__blob{position:absolute;border-radius:50%;filter:blur(8rem);opacity:.12}.auth-page__blob--tl{width:50rem;height:50rem;background:var(--primary);top:-15rem;left:-15rem}.auth-page__blob--br{width:40rem;height:40rem;background:var(--purple);bottom:-10rem;right:-10rem}.auth-card{position:relative;z-index:1;width:100%;max-width:44rem;margin:auto;background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-3xl);padding:3.2rem;display:flex;flex-direction:column;gap:2.4rem;box-shadow:0 2.4rem 6.4rem #0006}.auth-card__brand{display:flex;align-items:center;gap:1rem;cursor:pointer;width:fit-content}.auth-card__brand-logo{width:5.6rem;height:auto;display:block;flex-shrink:0}.auth-card__brand-text{display:flex;flex-direction:column;line-height:1.15}.auth-card__brand-name{font-size:1.6rem;font-weight:700;color:var(--text-white)}.auth-card__brand-tagline{font-size:1.1rem;font-weight:500;color:var(--text-muted);font-style:italic}.auth-card__header{display:flex;flex-direction:column;gap:.6rem}.auth-card__title{font-size:2.6rem;font-weight:700;color:var(--text-white);letter-spacing:-.02em}.auth-card__subtitle{font-size:1.4rem;color:var(--text-muted)}.auth-card__tabs{display:flex;background:var(--bg-deeper);border-radius:var(--radius-xl);padding:.4rem;gap:.4rem}.auth-tab{flex:1;padding:.8rem;border-radius:var(--radius-lg);font-size:1.4rem;font-weight:600;color:var(--text-muted);background:none;border:none;cursor:pointer;transition:background var(--transition),color 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.material-symbols-outlined{font-size:1.8rem;flex-shrink:0}.auth-form__success{display:flex;align-items:flex-start;gap:.8rem;padding:1.2rem 1.4rem;background:#4ade801a;border:.1rem solid rgba(74,222,128,.3);border-radius:var(--radius-xl);color:var(--green);font-size:1.3rem}.auth-form__success .material-symbols-outlined{font-size:1.8rem;flex-shrink:0}.auth-form__password-wrapper{position:relative}.auth-form__password-wrapper .auth-form__input{padding-right:4.8rem}.auth-form__toggle-password{position:absolute;right:1.2rem;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-dim);cursor:pointer;padding:.4rem;display:flex;align-items:center;justify-content:center;transition:color var(--transition);border-radius:var(--radius)}.auth-form__toggle-password:hover{color:var(--text-muted)}.auth-form__toggle-password .material-symbols-outlined{font-size:2rem}.sidebar__signout{display:flex;align-items:center;gap:1rem;width:100%;padding:1rem 1.2rem;margin-top:.8rem;border-radius:var(--radius-xl);background:none;border:.1rem solid var(--border);color:var(--text-dim);font-size:1.3rem;font-weight:600;cursor:pointer;transition:background var(--transition),color var(--transition)}.sidebar__signout:hover{background:#f8717114;color:var(--red);border-color:#f871714d}.sidebar__signout .material-symbols-outlined{font-size:1.8rem}.spinner{display:inline-block;width:2.4rem;height:2.4rem;border:.25rem solid var(--surface-raised);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}.spinner--sm{width:1.6rem;height:1.6rem;border-width:.2rem}.spinner--lg{width:5.6rem;height:5.6rem;border-width:.4rem}.chip{display:inline-flex;align-items:center;padding:.5rem 1.2rem;border-radius:var(--radius-full);background:#ffffff0d;border:.1rem solid var(--border-mid);font-size:1.2rem;font-weight:600;color:var(--text-muted);cursor:pointer;transition:background var(--transition),color 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.module-card__bg-icon{opacity:.08}.module-card__icon{width:4.8rem;height:4.8rem;border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;font-size:2.4rem;flex-shrink:0;margin-bottom:.4rem}.module-card__icon .material-symbols-outlined{font-size:2.4rem}.module-card__title{font-size:1.8rem;font-weight:700;color:var(--text-white);letter-spacing:-.01em}.module-card__desc{font-size:1.3rem;color:var(--text-muted);line-height:1.6;flex:1}.module-card__cta{display:flex;align-items:center;gap:.5rem;font-size:1.3rem;font-weight:700;margin-top:.8rem}.module-card__cta .material-symbols-outlined{font-size:1.6rem}.module-card--blue{border-color:#0d7ff233}.module-card--blue:hover{border-color:#0d7ff266;box-shadow:0 .8rem 3.2rem #0d7ff21f}.module-card--blue .module-card__icon{background:#0d7ff21f;color:var(--primary)}.module-card--blue .module-card__cta{color:var(--primary)}.module-card--purple{border-color:#a855f733}.module-card--purple:hover{border-color:#a855f766;box-shadow:0 .8rem 3.2rem #a855f71f}.module-card--purple .module-card__icon{background:#a855f71f;color:var(--purple)}.module-card--purple .module-card__cta{color:var(--purple)}.module-card--teal{border-color:#0d948833}.module-card--teal:hover{border-color:#0d948866;box-shadow:0 .8rem 3.2rem #0d94881f}.module-card--teal .module-card__icon{background:#0d94881f;color:#2dd4bf}.module-card--teal .module-card__cta{color:#2dd4bf}.module-card--yellow{border-color:#d9770633}.module-card--yellow:hover{border-color:#d9770666;box-shadow:0 .8rem 3.2rem #d977061f}.module-card--yellow .module-card__icon{background:#facc151a;color:var(--yellow)}.module-card--yellow .module-card__cta{color:var(--yellow)}.module-card--green{border-color:#16a34a33}.module-card--green:hover{border-color:#16a34a66;box-shadow:0 .8rem 3.2rem #16a34a1f}.module-card--green .module-card__icon{background:#4ade801a;color:var(--green)}.module-card--green .module-card__cta{color:var(--green)}.module-card--red{border-color:#f8717133}.module-card--red:hover{border-color:#f8717166;box-shadow:0 .8rem 3.2rem #f871711f}.module-card--red .module-card__icon{background:#f871711f;color:var(--red)}.module-card--red .module-card__cta{color:var(--red)}.module-card--orange{border-color:#ea580c40}.module-card--orange:hover{border-color:#ea580c73;box-shadow:0 .8rem 3.2rem #ea580c1f}.module-card--orange .module-card__icon{background:#fb923c24;color:#fb923c}.module-card--orange .module-card__cta{color:#fb923c}.dashboard__live-banner{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:2rem 2.4rem;background:linear-gradient(135deg,#0d7ff214,#a855f714);border:.1rem solid rgba(13,127,242,.25);border-radius:var(--radius-2xl);cursor:pointer;transition:border-color var(--transition),box-shadow var(--transition),transform 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rgba(13,127,242,.3);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:2.6rem;flex-shrink:0}.dashboard__live-icon .material-symbols-outlined{font-size:2.6rem}.daily-lesson{display:flex;flex-direction:column;height:100%;overflow-y:auto;background:var(--bg)}.daily-lesson--centered{flex:1;align-items:center;justify-content:center;text-align:center;gap:1.6rem;padding:4rem 2rem}.daily-lesson--quiz{background:var(--bg)}.daily-lesson__header{display:flex;align-items:flex-start;gap:1.6rem;padding:1.6rem 2rem;border-bottom:.1rem solid var(--border);background:#060810b3;-webkit-backdrop-filter:blur(1.2rem);backdrop-filter:blur(1.2rem);flex-shrink:0;position:sticky;top:0;z-index:10}.daily-lesson__header-text{flex:1;min-width:0}.daily-lesson__title{font-size:2rem;font-weight:700;color:var(--text-white);letter-spacing:-.02em}.daily-lesson__subtitle{font-size:1.3rem;color:var(--text-muted);margin-top:.2rem;display:flex;align-items:center;gap:.8rem;flex-wrap:wrap}.daily-lesson__type-badge{display:inline-flex;align-items:center;padding:.2rem .8rem;border-radius:var(--radius-full);background:var(--primary-subtle);color:var(--blue-light);font-size:1.1rem;font-weight:700;text-transform:capitalize}.daily-lesson__body{display:flex;flex-direction:column;gap:2.4rem;padding:2.4rem 2rem;max-width:72rem;width:100%;margin:0 auto}.daily-lesson__section{display:flex;flex-direction:column;gap:1.2rem}.daily-lesson__section-title{font-size:1.5rem;font-weight:700;color:var(--text-white)}.daily-lesson__input{width:100%;padding:1.2rem 1.6rem;background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-xl);color:var(--text-white);font-size:1.5rem;font-family:inherit;outline:none;transition:border-color var(--transition),box-shadow var(--transition)}.daily-lesson__input:focus{border-color:var(--primary);box-shadow:0 0 0 .3rem #0d7ff21f}.daily-lesson__input::placeholder{color:var(--text-faint)}.daily-lesson__chips{display:flex;flex-wrap:wrap;gap:.8rem}.daily-lesson__loading-text{font-size:2rem;font-weight:700;color:var(--text-white);margin-top:1.6rem}.daily-lesson__loading-sub{font-size:1.4rem;color:var(--text-muted)}.lesson-type-grid{display:grid;grid-template-columns:1fr;gap:1rem}@media(min-width:640px){.lesson-type-grid{grid-template-columns:repeat(3,1fr)}}.lesson-type-card{display:flex;flex-direction:column;align-items:center;gap:.8rem;padding:2rem 1.6rem;border-radius:var(--radius-2xl);background:var(--surface);border:.15rem solid var(--border);text-align:center;cursor:pointer;transition:border-color var(--transition),background var(--transition),transform var(--transition)}.lesson-type-card:hover{border-color:#0d7ff266;transform:translateY(-.2rem)}.lesson-type-card--active{border-color:var(--primary);background:var(--primary-subtle);box-shadow:0 0 0 .3rem #0d7ff21f}.lesson-type-card__icon{font-size:2.8rem!important;color:var(--text-muted);transition:color var(--transition)}.lesson-type-card--active .lesson-type-card__icon{color:var(--primary)}.lesson-type-card__label{font-size:1.5rem;font-weight:700;color:var(--text-white)}.lesson-type-card__desc{font-size:1.2rem;color:var(--text-muted);line-height:1.5}.lesson-accordion{background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-2xl);overflow:hidden;transition:border-color var(--transition)}.lesson-accordion:hover{border-color:var(--border-mid)}.lesson-accordion__header{display:flex;align-items:center;gap:1.2rem;padding:1.6rem 2rem;width:100%;text-align:left;cursor:pointer;transition:background var(--transition)}.lesson-accordion__header:hover{background:#ffffff05}.lesson-accordion__header--open{border-bottom:.1rem solid var(--border)}.lesson-accordion__num{font-size:1.1rem;font-weight:800;color:var(--primary);background:var(--primary-subtle);border-radius:var(--radius);padding:.2rem .6rem;flex-shrink:0;font-variant-numeric:tabular-nums}.lesson-accordion__title{font-size:1.6rem;font-weight:700;color:var(--text-white);flex:1}.lesson-accordion__chevron{color:var(--text-dim);font-size:2rem!important;flex-shrink:0}.lesson-accordion__body{padding:2rem;display:flex;flex-direction:column;gap:2rem;animation:fadeIn .2s ease-out}.lesson-accordion__content{font-size:1.5rem;color:var(--text-light);line-height:1.8}.lesson-accordion__content strong{color:var(--text-white);font-weight:700}.lesson-accordion__content em{color:var(--blue-light);font-style:italic}.lesson-accordion__content 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.material-symbols-outlined{color:var(--primary)}.live-mode-toggle__name{display:block;font-size:1.4rem;font-weight:700;color:var(--text-white)}.live-mode-toggle__desc{display:block;font-size:1.2rem;color:var(--text-muted);margin-top:.2rem}@media(max-width:480px){.live-mode-toggle{grid-template-columns:1fr}}.focus-card{background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-2xl);box-shadow:var(--shadow-sm);padding:1.8rem 2.4rem;margin-bottom:3.2rem}.focus-card__header{display:flex;align-items:flex-start;gap:1.4rem;margin-bottom:1.4rem}.focus-card__icon{font-size:2.6rem;color:var(--yellow);flex-shrink:0}.focus-card__title{font-size:1.6rem;font-weight:700;color:var(--text-white)}.focus-card__desc{font-size:1.3rem;color:var(--text-muted);margin-top:.2rem}.focus-card__chips{display:flex;flex-wrap:wrap;gap:.8rem}.focus-chip{display:inline-flex;align-items:center;gap:.8rem;padding:.8rem 1.4rem;background:var(--bg-deeper);border:.1rem solid 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p{font-size:1.4rem;max-width:48rem}.coach-empty__icon{font-size:4rem;color:#14b8a6}.coach-empty__hint{font-size:1.2rem;color:var(--text-dim)}.coach-letter{display:flex;gap:1.6rem;background:linear-gradient(135deg,#14b8a61a,#0d7ff20f);border:.1rem solid rgba(20,184,166,.25);border-radius:var(--radius-2xl);padding:2.4rem}.coach-letter__icon{font-size:2.8rem;color:#14b8a6;flex-shrink:0}.coach-letter__text{font-size:1.6rem;line-height:1.6;color:var(--text-white);white-space:pre-line}.coach-card{background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-2xl);padding:2rem 2.4rem}.coach-card__title{display:flex;align-items:center;gap:.9rem;font-size:1.6rem;font-weight:700;color:var(--text-white)}.coach-card__title .material-symbols-outlined{font-size:2.2rem;color:#14b8a6}.coach-card__hint{font-size:1.25rem;color:var(--text-muted);margin:.6rem 0 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li{position:relative;padding-left:1.8rem;font-size:1.4rem;color:var(--text-light);line-height:1.5}.coach-insights li:before{content:"";position:absolute;left:0;top:.7rem;width:.7rem;height:.7rem;border-radius:var(--radius-full);background:#14b8a6}.coach-feedback{display:flex;flex-direction:column;align-items:center;gap:1rem;text-align:center;padding:1.6rem}.coach-feedback__question{font-size:1.4rem;color:var(--text-muted)}.coach-feedback__buttons{display:flex;gap:1.2rem;flex-wrap:wrap;justify-content:center}.coach-feedback__thanks{font-size:1.4rem;color:var(--green)}.coach-feedback__form{display:flex;flex-direction:column;gap:1rem;width:100%;max-width:48rem}.coach-feedback__form label{font-size:1.3rem;color:var(--text-muted);text-align:left}.coach-feedback__form textarea{width:100%;background:var(--bg-deeper);border:.1rem solid var(--border);border-radius:var(--radius-lg);padding:1.2rem 1.4rem;color:var(--text-white);font-size:1.4rem;font-family:inherit;resize:vertical}.report-btn{display:inline-flex;align-items:center;gap:.6rem;margin-top:1rem;padding:.5rem 1.2rem;background:transparent;border:.1rem solid var(--border);border-radius:var(--radius-full);font-size:1.2rem;font-weight:600;color:var(--text-dim);transition:color var(--transition),border-color var(--transition)}.report-btn:hover:not(:disabled){color:var(--yellow);border-color:var(--yellow)}.report-btn .material-symbols-outlined{font-size:1.6rem}.report-btn--done{color:var(--green);border-color:#4ade8066;cursor:default}.live-summary__drill-hint{font-size:1.3rem;color:var(--text-muted);line-height:1.5;margin-bottom:1.2rem}.live-summary__drill{padding:1.2rem 1.4rem;background:var(--bg-deeper);border-radius:var(--radius-xl);border:.1rem solid var(--border)}.live-summary__drill-row{display:flex;align-items:center;gap:1.2rem}.live-summary__drill-phrase{flex:1;font-size:1.5rem;font-weight:600;color:var(--text-white);line-height:1.4}.drill-btn{display:flex;align-items:center;justify-content:center;width:4rem;height:4rem;flex-shrink:0;background:var(--surface-raised);border:.1rem solid var(--border);border-radius:var(--radius-full);color:var(--blue-light);transition:background var(--transition),transform var(--transition)}.drill-btn:hover:not(:disabled){background:var(--surface-highlight);transform:scale(1.05)}.drill-btn:disabled{opacity:.4}.drill-btn .material-symbols-outlined{font-size:2rem}.drill-btn--mic{color:var(--green)}.drill-btn--recording{background:#f8717126;border-color:#f8717180;color:var(--red);animation:pulse 1.2s ease-in-out infinite}.live-summary__drill-analyzing{display:flex;align-items:center;gap:.8rem;margin-top:1rem;font-size:1.3rem;color:var(--text-muted)}.live-summary__drill-analyzing .material-symbols-outlined{font-size:1.8rem;animation:spin 1.4s linear infinite}.live-summary__drill-result{display:flex;align-items:flex-start;gap:1.2rem;margin-top:1.2rem}.live-summary__drill-score{font-size:1.8rem;font-weight:800;color:var(--yellow);flex-shrink:0}.live-summary__drill-score--good{color:var(--green)}.live-summary__pron-link{display:inline-flex;align-items:center;gap:.8rem;margin-top:1.4rem;font-size:1.3rem;font-weight:600;color:var(--blue-light);transition:color var(--transition)}.live-summary__pron-link:hover{color:var(--text-white)}.live-summary__pron-link .material-symbols-outlined{font-size:1.8rem}.lesson__pron-disclaimer{display:flex;align-items:center;gap:.6rem;font-size:1.2rem;color:var(--text-dim);font-style:italic}.lesson__pron-disclaimer .material-symbols-outlined{font-size:1.6rem;font-style:normal;flex-shrink:0}.gd-verified{display:inline-flex;align-items:center;gap:.6rem;margin:-.8rem 0 1.6rem;padding:.5rem 1.2rem;background:#4ade801a;border:.1rem solid 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0}.daily-talk__instructions{font-size:1.4rem;color:var(--text-muted);line-height:1.6;text-align:center;max-width:46rem}.daily-talk__mic-btn{display:flex;align-items:center;justify-content:center;width:9.6rem;height:9.6rem;border-radius:var(--radius-full);background:var(--primary);color:#fff;box-shadow:0 1rem 4rem #0d7ff259;transition:transform var(--transition),box-shadow var(--transition)}.daily-talk__mic-btn:hover{transform:scale(1.05)}.daily-talk__mic-btn .material-symbols-outlined{font-size:4rem}.daily-talk__mic-btn--recording{background:var(--red);box-shadow:0 1rem 4rem #f8717159;animation:pulse 1.2s ease-in-out infinite}.daily-talk__mic-hint{font-size:1.3rem;color:var(--text-dim)}.daily-talk__timer{font-size:2.6rem;font-weight:800;color:var(--text-white);font-variant-numeric:tabular-nums}.daily-talk__timer-max{font-size:1.4rem;font-weight:600;color:var(--text-dim)}.daily-talk__analyzing-orb{display:flex;align-items:center;justify-content:center;width:9.6rem;height:9.6rem;border-radius:var(--radius-full);background:var(--surface-raised);border:.1rem solid var(--border)}.daily-talk__analyzing-orb .material-symbols-outlined{font-size:4rem;color:var(--primary);animation:spin 1.6s linear infinite}.daily-talk__error{display:flex;align-items:center;gap:.8rem;font-size:1.4rem;color:var(--red)}.daily-talk__prep-orb{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem;width:9.6rem;height:9.6rem;border-radius:var(--radius-full);background:var(--surface-raised);border:.1rem solid var(--border)}.daily-talk__prep-orb .material-symbols-outlined{font-size:3.2rem;color:var(--primary)}.daily-talk__prep-timer{font-size:1.6rem;font-weight:700;color:var(--text-white);font-variant-numeric:tabular-nums}.daily-talk__transcript{font-size:1.5rem;color:var(--text-light);line-height:1.7;font-style:italic;padding-left:1.4rem;border-left:.3rem solid var(--blue-light)}.daily-talk__advice{display:flex;align-items:flex-start;gap:.8rem;margin-top:1.2rem;padding:1rem 1.4rem;background:#0d7ff214;border-left:.3rem solid var(--primary);border-radius:0 var(--radius-xl) var(--radius-xl) 0;font-size:1.4rem;color:var(--blue-light);line-height:1.5}.daily-talk__advice .material-symbols-outlined{font-size:1.8rem;flex-shrink:0}.daily-talk__results{padding:0}.daily-talk__results .live-summary__header{margin-bottom:.4rem}.daily-talk__results .live-summary__section{box-shadow:0 .4rem 2rem #00000040;transition:border-color var(--transition)}.daily-talk__results .live-summary__section-title .material-symbols-outlined{display:inline-flex;align-items:center;justify-content:center;width:2.8rem;height:2.8rem;border-radius:var(--radius-md);background:#0d7ff21f;font-size:1.8rem}.daily-talk__results .live-summary__praise{border-left:.3rem solid var(--green);border-radius:0 var(--radius-xl) var(--radius-xl) 0}.daily-talk__footer{display:flex;gap:1.2rem;width:100%;max-width:52rem;margin:0 auto;padding:1.6rem 2.4rem 2.4rem}.daily-talk__action{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:.8rem;padding:1.5rem 2rem;font-family:inherit;font-size:1.6rem;font-weight:800;letter-spacing:-.01em;border-radius:var(--radius-full);border:.1rem solid transparent;cursor:pointer;transition:transform var(--transition),box-shadow var(--transition),background var(--transition),filter var(--transition)}.daily-talk__action .material-symbols-outlined{font-size:2rem}.daily-talk__action--primary{background:linear-gradient(135deg,#4ade80,#22c55e);color:#04240f;box-shadow:0 .6rem 1.8rem #4ade804d}.daily-talk__action--primary:hover{transform:translateY(-.2rem);box-shadow:0 .9rem 2.6rem #4ade8073;filter:brightness(1.04)}.daily-talk__action--secondary{background:var(--surface-raised);color:var(--text-white);border-color:var(--border)}.daily-talk__action--secondary:hover{background:var(--surface-highlight);transform:translateY(-.1rem)}.daily-talk__action:active{transform:translateY(0)}.make-yours{margin-top:2.4rem;padding:2rem;background:var(--bg-deeper);border:.1rem solid var(--border);border-radius:var(--radius-2xl)}.make-yours__title{display:flex;align-items:center;gap:.8rem;font-size:1.6rem;font-weight:700;color:var(--text-white)}.make-yours__title .material-symbols-outlined{font-size:2rem;color:var(--purple)}.make-yours__desc{font-size:1.3rem;color:var(--text-muted);margin-top:.6rem;line-height:1.5}.make-yours__items{display:flex;flex-direction:column;gap:1.6rem;margin-top:1.6rem}.make-yours__expression{font-size:1.5rem;font-weight:700;color:var(--blue-light);margin-bottom:.8rem}.make-yours__row{display:flex;gap:.8rem;align-items:stretch}.make-yours__input{flex:1;min-width:0;padding:1.1rem 1.4rem;background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-xl);color:var(--text-white);font-size:1.4rem}.make-yours__input:focus{outline:none;border-color:var(--primary)}.make-yours__check{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:0 1.8rem;font-family:inherit;font-size:1.4rem;font-weight:700;letter-spacing:-.01em;color:#fff;border:none;border-radius:var(--radius-xl);background:linear-gradient(135deg,#2b95ff,var(--primary));box-shadow:0 .4rem 1.4rem #0d7ff266;cursor:pointer;transition:transform var(--transition),box-shadow var(--transition),filter var(--transition)}.make-yours__check .material-symbols-outlined{font-size:1.9rem}.make-yours__check:hover:not(:disabled){transform:translateY(-.1rem);box-shadow:0 .7rem 1.8rem #0d7ff280;filter:brightness(1.06)}.make-yours__check:active:not(:disabled){transform:translateY(0);box-shadow:0 .3rem 1rem #0d7ff259}.make-yours__check:disabled{background:var(--surface-highlight);color:var(--text-dim);box-shadow:none;cursor:not-allowed}.make-yours__check--loading{pointer-events:none}.make-yours__check--loading .material-symbols-outlined{animation:spin .9s linear infinite}@media(max-width:26rem){.make-yours__check{padding:0 1.4rem}.make-yours__check-label{display:none}}.make-yours__feedback{display:flex;align-items:flex-start;gap:.8rem;margin-top:1rem;padding:1rem 1.4rem;border-radius:var(--radius-xl);font-size:1.3rem;line-height:1.5}.make-yours__feedback--ok{background:var(--green-subtle);color:var(--green)}.make-yours__feedback--err{background:var(--red-subtle);color:var(--text-light)}.make-yours__feedback--err .material-symbols-outlined{color:var(--red)}.make-yours__feedback .material-symbols-outlined{font-size:1.8rem;flex-shrink:0}.make-yours__improved{margin-top:.4rem;font-weight:700;color:var(--green)}.goldilocks-chip{display:flex;align-items:flex-start;gap:1rem;width:100%;margin:1.2rem 0;padding:1.2rem 1.6rem;background:#facc1514;border:.1rem solid rgba(250,204,21,.3);border-radius:var(--radius-xl);text-align:left;font-size:1.3rem;color:var(--text-light);line-height:1.5;transition:background var(--transition),border-color var(--transition)}.goldilocks-chip:hover{background:#facc1524;border-color:var(--yellow)}.goldilocks-chip .material-symbols-outlined{font-size:2rem;color:var(--yellow);flex-shrink:0}.goldilocks-chip strong{color:var(--yellow)}.goldilocks-chip__action{font-weight:700;color:var(--text-white);white-space:nowrap}.story-card__phrase-hint{display:flex;align-items:center;gap:.6rem;font-size:1.2rem;color:var(--text-dim);margin-bottom:1.2rem}.story-card__phrase-hint .material-symbols-outlined{font-size:1.6rem}.story-phrase{cursor:pointer;border-radius:.4rem;transition:background var(--transition)}.story-phrase:hover{background:#0d7ff21f}.story-phrase--selected{background:#0d7ff238}.story-phrase--saved{cursor:default}.story-phrase--saved:hover{background:transparent}.story-phrase__check{font-size:1.4rem;color:var(--green);vertical-align:middle}.story-card__save-bar{position:sticky;bottom:1.2rem;margin:1.6rem 0;padding:1.4rem 1.8rem;background:var(--surface-raised);border:.1rem solid var(--primary);border-radius:var(--radius-2xl);box-shadow:0 1rem 3rem #0006;animation:slideUp .25s ease both}.story-card__save-phrase{font-size:1.4rem;font-style:italic;color:var(--text-white);margin-bottom:1.2rem}.story-card__save-actions{display:flex;justify-content:flex-end;gap:.8rem}.continue-banner{display:flex;align-items:center;gap:1.4rem;width:100%;margin-bottom:2.4rem;padding:1.6rem 2rem;background:linear-gradient(135deg,#0d7ff229,#0d7ff20d);border:.1rem solid rgba(13,127,242,.35);border-radius:var(--radius-2xl);text-align:left;transition:border-color var(--transition),transform 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span:nth-child(2){animation-delay:.2s}.assistant-typing span:nth-child(3){animation-delay:.4s}.assistant-error{font-size:1.3rem;color:var(--red);align-self:center;text-align:center}.assistant-panel__input{display:flex;gap:.8rem;padding:1.4rem 1.6rem;border-top:.1rem solid var(--border);background:var(--surface-raised);flex-shrink:0}.assistant-panel__input input{flex:1;min-width:0;padding:1.2rem 1.4rem;background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-full);color:var(--text-white);font-family:inherit;font-size:1.5rem}.assistant-panel__input input:focus{outline:none;border-color:var(--primary)}.assistant-send{display:grid;place-items:center;width:4.6rem;height:4.6rem;flex-shrink:0;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-full);cursor:pointer;transition:opacity var(--transition)}.assistant-send:disabled{opacity:.5;cursor:not-allowed}.assistant-send 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var(--transition)}.sidebar__assistant:hover{border-color:#0d7ff273;background:linear-gradient(135deg,#0d7ff233,#a855f724)}.sidebar__assistant-icon{flex-shrink:0;font-size:2rem;color:var(--blue-light)}.sidebar__assistant-text{display:flex;flex-direction:column;min-width:0;flex:1;line-height:1.25}.sidebar__assistant-title{font-size:1.4rem;font-weight:700;color:var(--text-white)}.sidebar__assistant-sub{font-size:1.15rem;font-weight:500;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar__assistant-spark{flex-shrink:0;font-size:1.6rem;color:var(--purple);opacity:.85}.immersion>.sg-loading{height:auto}.progreso{display:flex;flex-direction:column;height:100%;overflow-y:auto;background:var(--bg)}.progreso__header{display:flex;align-items:flex-start;gap:1.6rem;padding:1.6rem 2rem;border-bottom:.1rem solid var(--border);background:#060810b3;-webkit-backdrop-filter:blur(1.2rem);backdrop-filter:blur(1.2rem);flex-shrink:0;position:sticky;top:0;z-index:10}.progreso__header-text{flex:1}.progreso__title{font-size:2rem;font-weight:700;color:var(--text-white);letter-spacing:-.02em}.progreso__subtitle{font-size:1.3rem;color:var(--text-muted);margin-top:.2rem}.progreso__body{display:flex;flex-direction:column;gap:2rem;padding:2.4rem 2rem;max-width:90rem;width:100%;margin:0 auto}.progreso__loading{display:flex;justify-content:center;padding:6rem 0}.progreso__card{background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-2xl);padding:2rem}.progreso__card-title{display:flex;align-items:center;gap:.8rem;font-size:1.6rem;font-weight:700;color:var(--text-white);margin-bottom:1.6rem}.progreso__card-title .material-symbols-outlined{color:var(--primary);font-size:2rem}.progreso__empty{color:var(--text-muted);font-size:1.4rem}.progreso__stat-row{display:flex;gap:2.4rem;margin-top:1.6rem;flex-wrap:wrap}.progreso__stat-row--wrap{row-gap:1.6rem}.progreso__stat-val{display:block;font-size:2.2rem;font-weight:800;color:var(--text-white)}.progreso__stat-lbl{display:block;font-size:1.2rem;color:var(--text-muted);margin-top:.2rem}.sparkline{display:block}.sparkline--empty{display:flex;align-items:center;justify-content:center;height:5.6rem;color:var(--text-dim);font-size:1.3rem}.progreso__bars{display:flex;flex-direction:column;gap:1rem}.progreso__bar-row{display:grid;grid-template-columns:16rem 1fr 3rem;align-items:center;gap:1.2rem;background:none;border:none;padding:.4rem 0;cursor:pointer;text-align:left;width:100%}.progreso__bar-label{font-size:1.3rem;color:var(--text-light);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.progreso__bar-track{height:.8rem;background:var(--surface-raised);border-radius:var(--radius-full);overflow:hidden}.progreso__bar-fill{height:100%;background:var(--primary);border-radius:var(--radius-full)}.progreso__bar-count{font-size:1.3rem;font-weight:700;color:var(--text-muted);text-align:right}.progreso__leech-block{margin-top:2rem;padding-top:2rem;border-top:.1rem solid var(--border)}.progreso__leech-title{display:flex;align-items:center;gap:.6rem;font-size:1.4rem;font-weight:700;color:var(--yellow)}.progreso__leech-desc{font-size:1.3rem;color:var(--text-muted);margin:.6rem 0 1.4rem}.progreso__leech-list{display:flex;flex-direction:column;gap:.8rem}.progreso__leech-item{display:flex;align-items:center;justify-content:space-between;gap:1.2rem;padding:1rem 1.4rem;background:var(--surface-raised);border-radius:var(--radius-lg)}.progreso__leech-word{font-weight:700;color:var(--text-white)}.progreso__leech-def{color:var(--text-muted);font-size:1.3rem}.progreso__timeline{display:flex;flex-direction:column;gap:.8rem}.progreso__timeline-item{display:grid;grid-template-columns:2.4rem 6rem 6rem 1fr;align-items:center;gap:1.2rem;padding:.8rem 0;border-bottom:.1rem solid var(--border)}.progreso__timeline-item:last-child{border-bottom:none}.progreso__timeline-item--passed .material-symbols-outlined{color:var(--green)}.progreso__timeline-item--failed .material-symbols-outlined{color:var(--red)}.progreso__timeline-level{font-weight:700;color:var(--text-white)}.progreso__timeline-score{color:var(--text-muted);font-size:1.3rem}.progreso__timeline-date{color:var(--text-dim);font-size:1.2rem;text-align:right}@media(max-width:640px){.progreso__bar-row{grid-template-columns:10rem 1fr 2.4rem}.progreso__timeline-item{grid-template-columns:2rem 5rem 5rem 1fr}}.achievements-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(9.6rem,1fr));gap:1.2rem;margin-top:1.2rem}.achievement-badge{display:flex;flex-direction:column;align-items:center;gap:.6rem;padding:1.4rem .8rem;border-radius:var(--radius-xl);text-align:center;border:.1rem solid var(--border)}.achievement-badge__icon{font-size:2.8rem!important}.achievement-badge__name{font-size:1.1rem;font-weight:700;line-height:1.3}.achievement-badge--unlocked{background:var(--surface-raised);border-color:var(--border-light)}.achievement-badge--unlocked .achievement-badge__name{color:var(--text-white)}.achievement-badge--locked{opacity:.4}.achievement-badge--locked .achievement-badge__icon{color:var(--text-dim)!important}.achievement-badge--locked .achievement-badge__name{color:var(--text-dim)}.live-diag{display:flex;flex-direction:column;height:100%;background:var(--bg-deeper)}.live-diag__header{display:flex;align-items:flex-start;gap:1.6rem;padding:1.6rem 2rem;flex-shrink:0}.live-diag__header-text{flex:1}.live-diag__title{font-size:1.8rem;font-weight:700;color:var(--text-white)}.live-diag__subtitle{font-size:1.3rem;color:var(--text-muted);margin-top:.2rem}.live-diag__body{flex:1;display:flex;align-items:center;justify-content:center;padding:2.4rem;overflow-y:auto}.live-diag__intro,.live-diag__talking,.live-diag__analyzing,.live-diag__error,.live-diag__result{display:flex;flex-direction:column;align-items:center;gap:1.6rem;text-align:center;max-width:48rem}.live-diag__intro-icon{font-size:4.8rem!important;color:var(--primary)}.live-diag__intro h2{font-size:2.2rem;font-weight:700;color:var(--text-white)}.live-diag__intro p{color:var(--text-muted);font-size:1.5rem;line-height:1.6}.live-diag__orb{width:12rem;height:12rem;border-radius:var(--radius-full);background:var(--surface-raised);border:.2rem solid var(--border-light);display:flex;align-items:center;justify-content:center;transition:all .3s ease}.live-diag__orb .material-symbols-outlined{font-size:4.8rem;color:var(--text-muted)}.live-diag__orb--active{border-color:var(--primary);box-shadow:0 0 3.2rem var(--primary-glow);animation:pulseRing 2s infinite}.live-diag__orb--active .material-symbols-outlined{color:var(--primary)}.live-diag__status{color:var(--text-light);font-size:1.5rem}.live-diag__result-badge{width:8rem;height:8rem;border-radius:var(--radius-full);background:var(--primary-subtle);border:.2rem solid var(--primary);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:2.4rem;font-weight:800}.live-diag__result h2{font-size:2rem;font-weight:700;color:var(--text-white)}.live-diag__reasoning{color:var(--text-muted);font-size:1.4rem;line-height:1.6}.live-diag__feedback-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;width:100%;text-align:left}.live-diag__feedback-card{background:var(--surface);border:.1rem solid var(--border);border-radius:var(--radius-lg);padding:1.4rem}.live-diag__feedback-card h3{display:flex;align-items:center;gap:.6rem;font-size:1.3rem;margin-bottom:.8rem}.live-diag__feedback-card--strengths h3{color:var(--green)}.live-diag__feedback-card--focus h3{color:var(--blue-light)}.live-diag__feedback-card ul{padding-left:1.8rem;color:var(--text-light);font-size:1.3rem;line-height:1.6}.live-diag__actions{display:flex;flex-direction:column;gap:.8rem;width:100%;align-items:center}@media(max-width:640px){.live-diag__feedback-grid{grid-template-columns:1fr}}.srs-complete__stats{display:flex;gap:3.2rem;margin:.8rem 0 1.6rem}.srs-complete__stat-val{display:block;font-size:2.4rem;font-weight:800;color:var(--text-white);text-align:center}.srs-complete__stat-lbl{display:block;font-size:1.2rem;color:var(--text-muted);margin-top:.2rem}.srs__leech-banner{display:flex;align-items:flex-start;gap:1.2rem;background:#facc1514;border:.1rem solid rgba(250,204,21,.35);border-radius:var(--radius-xl);padding:1.6rem;margin-top:1.6rem}.srs__leech-banner .material-symbols-outlined{color:var(--yellow);font-size:2.4rem;flex-shrink:0}.srs__leech-banner-title{font-weight:700;color:var(--text-white);font-size:1.4rem}.srs__leech-banner-desc{color:var(--text-muted);font-size:1.3rem;margin-top:.4rem}.api-usage{display:flex;flex-direction:column}.api-usage__row{display:grid;grid-template-columns:4rem 1fr auto;grid-template-areas:"icon head meta" "icon bar  bar";align-items:center;column-gap:1.4rem;row-gap:1rem;padding:1.6rem 0}.api-usage__row+.api-usage__row{border-top:.1rem solid rgba(255,255,255,.05)}.api-usage__icon{grid-area:icon;width:4rem;height:4rem;border-radius:var(--radius-lg);display:grid;place-items:center;background:var(--surface-raised);color:var(--blue-light);align-self:start}.api-usage__icon .material-symbols-outlined{font-size:2.2rem}.api-usage__icon--warn{color:var(--yellow)}.api-usage__icon--max{color:var(--red)}.api-usage__head{grid-area:head;display:flex;flex-direction:column;gap:.2rem;min-width:0}.api-usage__name{font-size:1.5rem;font-weight:600;color:var(--text-white)}.api-usage__desc{font-size:1.25rem;color:var(--text-dim)}.api-usage__meta{grid-area:meta;display:flex;flex-direction:column;align-items:flex-end;gap:.4rem}.api-usage__count{font-size:1.5rem;font-weight:600;font-variant-numeric:tabular-nums;color:var(--text-white)}.api-usage__lim{color:var(--text-dim);font-weight:500}.api-usage__pill{font-size:1.05rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:.3rem .8rem;border-radius:var(--radius-full);white-space:nowrap}.api-usage__pill--warn{color:var(--yellow);background:#facc151f}.api-usage__pill--max{color:var(--red);background:#f8717124}.api-usage__bar{grid-area:bar;height:.8rem;border-radius:var(--radius-full);background:var(--surface-highlight);overflow:hidden}.api-usage__fill{height:100%;border-radius:var(--radius-full);transition:width .5s ease}.api-usage__fill--ok{background:linear-gradient(90deg,#22c55e,var(--green))}.api-usage__fill--warn{background:linear-gradient(90deg,#eab308,var(--yellow))}.api-usage__fill--max{background:linear-gradient(90deg,#ef4444,var(--red))}@media(max-width:420px){.api-usage__row{grid-template-columns:4rem 1fr;grid-template-areas:"icon head" "meta meta" "bar bar"}.api-usage__meta{flex-direction:row;align-items:center;gap:.8rem}}.live__timer{display:inline-flex;align-items:center;gap:.7rem;margin-top:1.2rem;padding:.7rem 1.4rem;border-radius:var(--radius-full);background:#facc151a;border:.1rem solid rgba(250,204,21,.3);color:var(--yellow);font-size:1.3rem;font-weight:700}.live__timer .material-symbols-outlined{font-size:1.8rem}.live__notice{display:flex;align-items:flex-start;gap:1rem;max-width:52rem;margin:2rem auto 0;padding:1.4rem 1.8rem;border-radius:var(--radius-lg);background:var(--surface-raised);border:.1rem solid var(--border-mid);color:var(--text-light);font-size:1.4rem;line-height:1.5;text-align:left}.live__notice .material-symbols-outlined{color:var(--blue-light);flex-shrink:0;font-size:2rem}.immersion__counter{margin-top:.8rem;text-align:right;font-size:1.2rem;color:var(--text-dim)}