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h2{font-size:var(--text-lg);letter-spacing:-.015em;color:var(--ink);margin:0;font-weight:800}.login-card header p{color:var(--muted);font-size:var(--text-sm);margin:0;line-height:1.7}.login-card header span{color:var(--muted);font-size:var(--text-xs);align-items:center;gap:6px;font-weight:700;display:inline-flex}.login-form{gap:16px;display:grid}.auth-field{gap:6px;display:grid}.auth-field label{font-size:var(--text-xs);color:var(--ink);font-weight:700}.auth-field input{border-radius:var(--radius-control);border:1px solid var(--border);background-color:var(--surface);min-height:46px;color:var(--ink);font:inherit;font-size:var(--text-base);transition:border-color .16s var(--ease-out);padding-inline:14px}.auth-field input::placeholder{color:var(--muted)}.password-field{display:grid;position:relative}.password-field input{padding-inline-end:46px}.password-toggle{border-radius:var(--radius-sm);inline-size:42px;color:var(--muted);cursor:pointer;transition:color .15s var(--ease-out);background:0 0;border:0;place-items:center;display:grid;position:absolute;inset-block:1px;inset-inline-end:4px}.password-toggle:hover{color:var(--ink)}.field-hint{color:var(--muted);font-size:var(--text-xs);line-height:1.6}.password-strength{gap:6px;display:grid}.password-strength-bars{gap:4px;display:flex}.password-strength-bars span{background:var(--line);border-radius:999px;flex:1;block-size:4px}.password-strength-bars .warn{background:var(--warning)}.login-submit{border-radius:var(--radius-control);background-color:var(--primary);min-height:48px;color:var(--primary-fg);font:inherit;font-size:var(--text-base);cursor:pointer;transition:background-color .17s var(--ease-out);border:0;justify-content:center;align-items:center;gap:8px;font-weight:700;display:inline-flex}.login-submit:hover:not(:disabled){background-color:var(--primary-hover)}.login-submit:disabled{opacity:.6;cursor:not-allowed}.login-error,.login-notice{border-radius:var(--radius-sm);font-size:var(--text-sm);padding:12px 14px;line-height:1.7}.login-error{background-color:var(--danger-soft);border:1px solid var(--danger)}@supports (color:color-mix(in lab, red, red)){.login-error{border:1px solid color-mix(in oklch, var(--danger) 26%, transparent)}}.login-error{color:var(--danger)}.login-notice{background-color:var(--primary-soft);border:1px solid var(--primary)}@supports (color:color-mix(in lab, red, red)){.login-notice{border:1px solid color-mix(in oklch, var(--primary) 26%, transparent)}}.login-notice{color:var(--primary)}.auth-spinner{border:2px solid var(--primary-fg);border-radius:50%;block-size:16px;inline-size:16px}@supports (color:color-mix(in lab, red, red)){.auth-spinner{border:2px solid color-mix(in oklch, var(--primary-fg) 40%, transparent)}}.auth-spinner{border-block-start-color:var(--primary-fg);animation:.7s linear infinite auth-spin}@keyframes auth-spin{to{transform:rotate(360deg)}}.forgot-link{min-height:44px;color:var(--primary);font-size:var(--text-sm);align-items:center;gap:6px;font-weight:700;display:inline-flex}.forgot-link:hover{text-underline-offset:3px;text-decoration:underline}.forgot-link-arrow{display:inline-flex}.login-card-foot{border-block-start:1px solid var(--line);color:var(--muted);font-size:var(--text-xs);align-items:center;gap:8px;margin-block-start:18px;padding-block-start:16px;line-height:1.6;display:flex}.landing-foot{color:var(--muted);font-size:var(--text-xs);padding-block-start:clamp(40px,6vw,64px);line-height:1.8}@media (prefers-reduced-motion:no-preference){.landing-hero>*{animation:.52s cubic-bezier(.16,1,.3,1) both 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var(--canvas)}}.login-card{background:var(--glass-surface);-webkit-backdrop-filter:blur(20px)saturate(1.2);border:1px solid var(--glass-border);box-shadow:var(--glass-highlight), var(--shadow-lg);border-radius:var(--radius-xl);animation:login-card-appear .5s var(--ease-spring) backwards;animation-delay:.2s}@keyframes login-card-appear{0%{opacity:0;transform:translateY(20px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.login-card input:focus{border-color:var(--primary);box-shadow:var(--ring-soft);outline:none}.login-card .primary-button{transition:transform var(--duration-fast) var(--ease-spring), box-shadow var(--duration-normal) var(--ease-out);position:relative;overflow:hidden}.login-card .primary-button:hover{box-shadow:var(--ambient-glow);transform:translateY(-1px)}.login-card .primary-button:after{content:"";pointer-events:none;background:linear-gradient(105deg,#0000 40%,#fff3 50%,#0000 60%) 0 0/250% 100%;animation:3s ease-in-out infinite 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red)){.login-card-foot{background:color-mix(in oklab, var(--surface-subtle) 50%, transparent)}}:root{--reading-scale:1;--radius-xs:6px;--radius-sm:8px;--radius-md:12px;--radius-interactive:10px;--radius-lg:16px;--radius-card:16px;--radius-pill:9999px;--canvas:#f4f8ff;--surface:#fff;--surface-elevated:#fff;--brand-badge-bg:#fff;--surface-subtle:#f0f3f9;--ink:#0f274f;--muted:#5b6e8c;--line:#dce6f2;--line-strong:#828d9c;--border:#dce6f2;--primary-fg:#f7fafe;--primary:#2b61ee;--primary-hover:#2457da;--primary-soft:#eef4ff;--electric:#00b6e8;--lime:#c1da1d;--warm:#c56c21;--warm-soft:#ffede0;--success:#12b981;--success-soft:#eafaf5;--warning:#f4a623;--warning-soft:#fff7e7;--danger:#ef5350;--danger-soft:#f7f3f3;--danger-text:#cd3034;--warning-text:#966200;--success-text:#027d55;--purple:#8b5cf6;--purple-soft:#f3efff;--brand:var(--primary);--accent:var(--primary);--accent-soft:var(--primary-soft);--accent-strong:#17469b;--primary-strong:var(--accent-strong);--diploma-accent:var(--accent-strong);--lw-bg:#f4f8ff;--lw-surface:#fff;--lw-surface-soft:#f8fbff;--lw-primary:#1164f6;--lw-primary-hover:#0b55dd;--lw-primary-active:#0849c4;--lw-primary-soft:#eef5ff;--lw-primary-soft-2:#e5f0ff;--lw-navy:#0b2c62;--lw-ink:#10264b;--lw-text:#2a456a;--lw-muted:#7084a4;--lw-subtle:#97a8c2;--lw-border:#dee8f4;--lw-border-strong:#cbdced;--lw-success:#16b46f;--lw-success-soft:#ebfaf3;--lw-purple:#6e4af7;--lw-purple-soft:#f2efff;--lw-warning:#f2a93b;--lw-danger:#f45b69;--lw-hero-deep:#062b62;--lw-hero-mid:#0a4e9d;--lw-border-callout:#dceaff;--lw-prose-size:16.5px;--glass-surface:#ffffffc7;--glass-border:#ffffffd9;--glass-highlight:inset 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red, red)){.tool-fab:hover{box-shadow:0 2px 4px color-mix(in oklab, var(--ink) 12%, transparent), 0 16px 34px -10px color-mix(in oklab, var(--ink) 26%, transparent)}}.tool-fab-primary:hover{color:var(--primary-fg);box-shadow:0 2px 4px var(--primary), 0 16px 34px -10px var(--primary);border-color:#0000}@supports (color:color-mix(in lab, red, red)){.tool-fab-primary:hover{box-shadow:0 2px 4px color-mix(in oklab, var(--primary) 28%, transparent), 0 16px 34px -10px color-mix(in oklab, var(--primary) 55%, transparent)}}.tool-fab:active{transform:translateY(0)scale(.93)}.tool-fab:focus-visible{outline:2px solid var(--primary);outline-offset:3px}.tool-fab-label{background:var(--ink);color:var(--surface);white-space:nowrap;pointer-events:none;opacity:0;transform-origin:100%;transition:opacity var(--duration-fast,.15s) var(--ease-out,ease), transform var(--duration-fast,.15s) var(--ease-out,ease);border-radius:9px;padding:6px 11px;font-size:12px;font-weight:700;position:absolute;inset-inline-end:calc(100% + 10px);transform:scale(.9)}[dir=rtl] .tool-fab-label{transform-origin:0}@media (hover:hover){.tool-fab:hover .tool-fab-label,.tool-fab:focus-visible .tool-fab-label{opacity:1;transform:scale(1)}}.tool-fab-dot{background:var(--success);width:8px;height:8px;box-shadow:0 0 0 2px var(--surface);border-radius:50%;position:absolute;inset-block-start:9px;inset-inline-end:9px}.tool-fab-primary .tool-fab-dot{box-shadow:0 0 0 2px var(--primary)}@supports (color:color-mix(in lab, red, red)){.tool-fab-primary .tool-fab-dot{box-shadow:0 0 0 2px color-mix(in oklab, var(--primary) 78%, black)}}.lesson-notes-panel,.lesson-chat-panel,.global-advisor-panel{transform-origin:0 100%}[dir=ltr] .lesson-notes-panel,[dir=ltr] .lesson-chat-panel,[dir=ltr] .global-advisor-panel{transform-origin:100% 100%}.panel-close-btn{width:34px;height:34px;color:var(--muted);cursor:pointer;transition:background-color var(--duration-fast,.15s) var(--ease-out,ease), color var(--duration-fast,.15s) var(--ease-out,ease);background:0 0;border:1px solid #0000;border-radius:10px;flex-shrink:0;place-items:center;padding:0;display:grid}.panel-close-btn:hover{background:var(--danger-soft);color:var(--danger-text)}.panel-close-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}@media 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--tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-divide-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-gradient-position{syntax:"*";inherits:false}@property --tw-gradient-from{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-via{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-to{syntax:"<color>";inherits:false;initial-value:#0000}@property --tw-gradient-stops{syntax:"*";inherits:false}@property --tw-gradient-via-stops{syntax:"*";inherits:false}@property --tw-gradient-from-position{syntax:"<length-percentage>";inherits:false;initial-value:0%}@property --tw-gradient-via-position{syntax:"<length-percentage>";inherits:false;initial-value:50%}@property --tw-gradient-to-position{syntax:"<length-percentage>";inherits:false;initial-value:100%}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@keyframes ping{75%,to{opacity:0;transform:scale(2)}}@keyframes pulse{50%{opacity:.5}}@keyframes bounce{0%,to{animation-timing-function:cubic-bezier(.8,0,1,1);transform:translateY(-25%)}50%{animation-timing-function:cubic-bezier(0,0,.2,1);transform:none}}