:root{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-light: #eff6ff;--color-bg: #f8fafc;--color-surface: #ffffff;--color-surface-hover: #f1f5f9;--color-border: #e2e8f0;--color-border-hover: #cbd5e1;--color-text: #0f172a;--color-text-secondary: #475569;--color-text-muted: #94a3b8;--color-success: #16a34a;--color-warning: #f59e0b;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .05);--header-height: 56px;--content-max-width: 1100px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.settings-backdrop[data-v-9e699654]{position:fixed;inset:0;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px}.settings-modal[data-v-9e699654]{background:#16213e;color:#fff;border-radius:14px;border:1px solid rgba(255,255,255,.1);max-width:560px;width:100%;max-height:88vh;display:flex;flex-direction:column;box-shadow:0 20px 60px #0009}.settings-header[data-v-9e699654]{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid rgba(255,255,255,.08)}.settings-title[data-v-9e699654]{margin:0;font-size:22px}.close-btn[data-v-9e699654]{background:transparent;border:0;color:#fff;font-size:28px;line-height:1;cursor:pointer;padding:4px 10px;border-radius:6px}.close-btn[data-v-9e699654]:hover{background:#ffffff14}.settings-body[data-v-9e699654]{overflow-y:auto;padding:16px 24px 24px}.settings-section[data-v-9e699654]{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06)}.settings-section[data-v-9e699654]:last-child{border-bottom:0}.section-title[data-v-9e699654]{margin:0 0 12px;font-size:13px;text-transform:uppercase;letter-spacing:2px;color:gold}.row[data-v-9e699654]{display:flex;align-items:center;gap:14px;padding:8px 0}.row-label[data-v-9e699654]{flex:1 1 auto;color:#c8d4e0;font-size:14px}.row-value[data-v-9e699654]{width:44px;text-align:right;color:#a0b4c4;font-size:13px;font-variant-numeric:tabular-nums}.row input[type=range][data-v-9e699654]{flex:0 1 200px}.row input[type=checkbox][data-v-9e699654]{width:18px;height:18px;cursor:pointer}.row select[data-v-9e699654]{background:#0d1421;color:#fff;border:1px solid #3D5A73;border-radius:6px;padding:6px 10px;font-size:13px;cursor:pointer}.data-grid[data-v-9e699654]{display:grid;grid-template-columns:1fr 1fr;gap:10px}.data-btn[data-v-9e699654]{text-align:left;background:#0d1421;color:#fff;border:1px solid #3D5A73;border-radius:8px;padding:12px;cursor:pointer;display:flex;flex-direction:column;gap:4px;font:inherit;transition:background .15s,border-color .15s}.data-btn[data-v-9e699654]:hover{background:#1a2840;border-color:#5b8def}.data-btn strong[data-v-9e699654]{font-size:14px}.data-btn span[data-v-9e699654]{font-size:12px;color:#a0b4c4}.data-btn.danger[data-v-9e699654]{border-color:#f44}.data-btn.danger[data-v-9e699654]:hover{background:#2c1818}.status[data-v-9e699654]{margin:12px 0 0;padding:10px 12px;border-radius:6px;font-size:13px}.status-success[data-v-9e699654]{background:#4cd96426;color:#4cd964}.status-error[data-v-9e699654]{background:#ff444426;color:#ff6b6b}.status-info[data-v-9e699654]{background:#5b8def26;color:#5b8def}.about p[data-v-9e699654]{margin:6px 0;font-size:13px;color:#c8d4e0}.about .muted[data-v-9e699654]{color:#a0b4c4;font-size:12px}@media(max-width:480px){.data-grid[data-v-9e699654]{grid-template-columns:1fr}}.dashboard[data-v-0210509e]{width:100%;min-height:100%;background:var(--color-bg);position:relative}.dashboard-settings-btn[data-v-0210509e]{position:absolute;top:16px;right:20px;z-index:50;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.12);background:#16213eb3;color:#c8d4e0;font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s,transform .2s;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.dashboard-settings-btn[data-v-0210509e]:hover{background:#16213e;color:gold;transform:rotate(30deg)}.dashboard-hero[data-v-0210509e]{max-width:var(--content-max-width);margin:0 auto;padding:2.5rem 1.5rem 1.5rem}.dashboard-title[data-v-0210509e]{font-size:1.75rem;font-weight:800;color:var(--color-text);letter-spacing:-.02em;margin-bottom:.35rem}.dashboard-subtitle[data-v-0210509e]{font-size:1rem;color:var(--color-text-secondary);font-weight:400}.courses-section[data-v-0210509e]{max-width:var(--content-max-width);margin:0 auto;padding:0 1.5rem 3rem}.courses-grid[data-v-0210509e]{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}.course-card[data-v-0210509e]{display:flex;flex-direction:column;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:all .2s ease;text-align:left;color:inherit;font-family:inherit;box-shadow:var(--shadow-sm)}.course-card[data-v-0210509e]:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.card-thumbnail[data-v-0210509e]{display:flex;align-items:center;justify-content:center;height:100px;background:var(--color-primary-light);border-bottom:1px solid var(--color-border)}.card-icon[data-v-0210509e]{font-size:2.75rem}.card-body[data-v-0210509e]{display:flex;flex-direction:column;padding:1rem 1.25rem 1.25rem;flex:1;gap:.5rem}.card-header[data-v-0210509e]{display:flex;align-items:flex-start;justify-content:space-between;gap:.5rem}.card-title[data-v-0210509e]{font-size:1.1rem;font-weight:700;color:var(--color-text);margin:0;line-height:1.3}.card-description[data-v-0210509e]{font-size:.875rem;color:var(--color-text-secondary);line-height:1.5;margin:0}.badge[data-v-0210509e]{display:inline-block;font-size:.7rem;font-weight:600;text-transform:capitalize;padding:.2rem .5rem;border-radius:9999px;white-space:nowrap;flex-shrink:0}.badge-beginner[data-v-0210509e]{background:#dcfce7;color:#166534}.badge-intermediate[data-v-0210509e]{background:#fef3c7;color:#92400e}.badge-advanced[data-v-0210509e]{background:#fee2e2;color:#991b1b}.card-skills[data-v-0210509e]{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem;margin-top:.25rem}.skills-label[data-v-0210509e]{font-size:.75rem;color:var(--color-text-muted);font-weight:500}.skill-chip[data-v-0210509e]{font-size:.72rem;padding:.15rem .5rem;background:var(--color-primary-light);color:var(--color-primary);border-radius:9999px;font-weight:500}.card-progress[data-v-0210509e]{display:flex;align-items:center;gap:.45rem;margin-top:.4rem;font-size:.78rem;color:var(--color-text-secondary);font-weight:500}.progress-dot[data-v-0210509e]{display:inline-block;width:.5rem;height:.5rem;border-radius:50%;background:#16a34a;box-shadow:0 0 0 3px #16a34a2e;flex-shrink:0}.progress-label[data-v-0210509e]{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-footer[data-v-0210509e]{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:.75rem;border-top:1px solid var(--color-border)}.card-category[data-v-0210509e]{font-size:.75rem;color:var(--color-text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.04em}.card-cta[data-v-0210509e]{font-size:.825rem;color:var(--color-primary);font-weight:600}@media(max-width:767px){.dashboard-hero[data-v-0210509e]{padding:1.5rem 1rem 1rem}.dashboard-title[data-v-0210509e]{font-size:1.35rem}.courses-section[data-v-0210509e]{padding:0 1rem 2rem}.courses-grid[data-v-0210509e]{grid-template-columns:1fr;gap:1rem}}.app-container[data-v-acbf945d]{height:100%;width:100%}.app-header[data-v-acbf945d]{position:sticky;top:0;z-index:100;height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-sm)}.header-content[data-v-acbf945d]{max-width:var(--content-max-width);margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem}.header-brand[data-v-acbf945d]{display:flex;align-items:center;gap:.5rem}.header-logo[data-v-acbf945d]{font-size:1.5rem;color:var(--color-primary)}.header-title[data-v-acbf945d]{font-size:1.25rem;font-weight:700;color:var(--color-text);letter-spacing:-.01em}.header-nav[data-v-acbf945d]{display:flex;align-items:center;gap:1rem}.app-main[data-v-acbf945d]{height:calc(100% - var(--header-height));overflow-y:auto;overflow-x:hidden}.game-back-button[data-v-acbf945d]{position:fixed;top:.75rem;left:.75rem;z-index:1000;display:flex;align-items:center;gap:.375rem;background:#ffffffeb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--color-text);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:.4rem .75rem;cursor:pointer;font-size:.85rem;font-family:var(--font-family);font-weight:500;transition:all .15s ease;box-shadow:var(--shadow-md)}.game-back-button[data-v-acbf945d]:hover{background:#fff;box-shadow:var(--shadow-lg);border-color:var(--color-border-hover)}.back-arrow[data-v-acbf945d]{font-size:1rem}