@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/css/all.min.css");:root{--color-primary:#0071e3;--color-primary-hover:#0077ed;--color-text:#1d1d1f;--color-text-secondary:#86868b;--color-border:#e5e7eb;--color-bg:#ffffff;--color-bg-secondary:#f8fafc;--color-success:#34c759;--color-error:#ff3b30;--font-size-base:17px;--font-size-small:15px;--font-size-large:19px;--spacing-unit:8px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:var(--font-size-base);line-height:1.47059;font-weight:400;letter-spacing:-.022em;color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.main-nav{position:-webkit-sticky;position:sticky;top:0;z-index:1000;background:var(--color-bg);border-bottom:1px solid var(--color-border);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);background-color:rgba(255,255,255,.8)}.nav-container{max-width:1440px;margin:0 auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between;height:44px}.nav-logo{font-size:var(--font-size-large);font-weight:600;color:var(--color-text);text-decoration:none;letter-spacing:-.01em;transition:opacity .2s ease}.nav-logo:hover{opacity:.8}.nav-links{gap:0;height:100%}.nav-link,.nav-links{display:flex;align-items:center}.nav-link{gap:6px;padding:0 16px;height:44px;color:var(--color-text);text-decoration:none;font-size:var(--font-size-base);font-weight:400;transition:color .2s ease,background-color .2s ease;border:none;background:none;cursor:pointer;letter-spacing:-.01em}.nav-link:hover{background-color:var(--color-bg-secondary)}.nav-link.active,.nav-link:hover{color:var(--color-primary)}.nav-button{font-family:inherit}.nav-link i{font-size:14px;width:14px;text-align:center;margin-right:6px}@media (max-width:768px){.nav-container{padding:0 16px}.nav-link span{display:none}.nav-link{padding:0 12px}.nav-link i{font-size:16px}}.cards-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:0;gap:0;border:1px solid var(--color-border)}.cards-grid>*{border-right:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}.cards-grid>:nth-child(2n){border-right:none}.cards-grid>:last-child,.cards-grid>:nth-last-child(2):nth-child(odd){border-bottom:none}@media (max-width:768px){.cards-grid{grid-template-columns:1fr}.cards-grid>*{border-right:none}.cards-grid>:not(:last-child){border-bottom:1px solid var(--color-border)}.cards-grid>:last-child{border-bottom:none}}select{width:100%;border:1px solid var(--color-border);background:var(--color-bg);color:var(--color-text);font-size:var(--font-size-base);font-weight:400;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%231d1d1f' d='M6 8L0 0h12z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:12px 8px;padding:12px 40px 12px 16px;cursor:pointer;transition:border-color .2s ease}select:hover{border-color:var(--color-text-secondary)}select:focus{outline:none;border-color:var(--color-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border:1px solid var(--color-text);background:var(--color-bg);color:var(--color-text);font-size:var(--font-size-base);font-weight:400;text-decoration:none;cursor:pointer;transition:background-color .2s ease,color .2s ease,opacity .2s ease;letter-spacing:-.01em}.btn:hover{background:var(--color-text);color:var(--color-bg)}.btn-primary{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-bg)}.btn-primary:hover{background:var(--color-primary-hover);border-color:var(--color-primary-hover);opacity:1}.btn:disabled{opacity:.5;cursor:not-allowed}