/* ==========================================================================
   ChaitrixAI — main.css
   White + blue business workspace UI
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.chx-app{
  margin: 0;
  font-family: var(--chx-font-body);
  color: var(--chx-text);
  background: var(--chx-bg-app);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

/* ---------------------------------------------------------------------- */
/* App shell                                                               */
/* ---------------------------------------------------------------------- */
.chx-shell{
  display: grid;
  grid-template-columns: 272px 1fr;
  min-height: 100vh;
}

/* ---------------------------------------------------------------------- */
/* Sidebar                                                                 */
/* ---------------------------------------------------------------------- */
.chx-sidebar{
  background: var(--chx-bg-sidebar);
  border-right: 1px solid var(--chx-border);
  padding: 22px 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.chx-brand{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 6px;
  font-family: var(--chx-font-display);
  font-weight: 700;
  font-size: 19px;
  color: var(--chx-navy);
}

.chx-brand-mark{
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--chx-blue), var(--chx-blue-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.chx-sidebar-action{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--chx-radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--chx-navy);
  border: 1px solid transparent;
}
.chx-sidebar-action:hover{ background: var(--chx-blue-light); }
.chx-sidebar-action.is-primary{
  background: var(--chx-blue);
  color: #fff;
}
.chx-sidebar-action.is-primary:hover{ background: var(--chx-blue-dark); }
.chx-sidebar-action .chx-icon{ width: 18px; text-align: center; opacity: .85; }

.chx-nav-group-label{
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--chx-text-muted);
  padding: 0 10px;
  margin-bottom: 6px;
  font-weight: 700;
}

.chx-tool-link{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 10px;
  border-radius: var(--chx-radius-sm);
  font-size: 14px;
  color: var(--chx-text);
}
.chx-tool-link:hover{ background: var(--chx-blue-light); color: var(--chx-blue-dark); }
.chx-tool-link.is-active{ background: var(--chx-blue-light); color: var(--chx-blue-dark); font-weight: 600; }
.chx-tool-link .chx-tool-left{ display: flex; align-items: center; gap: 10px; min-width: 0; }
.chx-tool-link .chx-tool-name{ overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chx-tool-link .chx-badge{
  font-size: 11px;
  color: var(--chx-text-muted);
  flex-shrink: 0;
}

.chx-sidebar-footer{
  margin-top: auto;
  border-top: 1px solid var(--chx-border);
  padding-top: 14px;
}
.chx-plan-pill{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--chx-radius-md);
  background: #fff;
  border: 1px solid var(--chx-border);
  font-size: 13px;
}
.chx-plan-pill strong{ color: var(--chx-navy); }
.chx-plan-pill .chx-upgrade{
  font-size: 12px;
  font-weight: 700;
  color: var(--chx-blue);
}

/* ---------------------------------------------------------------------- */
/* Main column                                                             */
/* ---------------------------------------------------------------------- */
.chx-main{ display: flex; flex-direction: column; min-height: 100vh; }

.chx-topbar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--chx-border);
}
.chx-topbar-title{ font-weight: 700; color: var(--chx-navy); font-size: 15px; }

.chx-tabs{
  display: inline-flex;
  background: var(--chx-bg-sidebar);
  border: 1px solid var(--chx-border);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}
.chx-tab{
  padding: 7px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--chx-text-muted);
  border: none;
  background: transparent;
}
.chx-tab.is-active{ background: #fff; color: var(--chx-navy); box-shadow: var(--chx-shadow); }

.chx-topbar-actions{ display: flex; align-items: center; gap: 10px; }
.chx-btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  border: 1px solid var(--chx-border);
  background: #fff;
  color: var(--chx-navy);
}
.chx-btn.is-primary{ background: var(--chx-navy); color: #fff; border-color: var(--chx-navy); }
.chx-btn.is-primary:hover{ background: #000; }
.chx-btn.is-accent{ background: var(--chx-blue); color: #fff; border-color: var(--chx-blue); }
.chx-btn.is-accent:hover{ background: var(--chx-blue-dark); }
.chx-btn:hover{ border-color: var(--chx-blue); }

/* ---------------------------------------------------------------------- */
/* Hero / search                                                          */
/* ---------------------------------------------------------------------- */
.chx-hero{
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 24px 120px;
  text-align: center;
}
.chx-hero-mark{
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--chx-blue), var(--chx-blue-dark));
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--chx-font-display);
  font-weight: 700;
  font-size: 22px;
}
.chx-hero h1{
  font-family: var(--chx-font-display);
  font-size: 30px;
  color: var(--chx-navy);
  margin: 0 0 8px;
}
.chx-hero p{
  color: var(--chx-text-muted);
  font-size: 15px;
  margin: 0 0 30px;
  max-width: 460px;
}

.chx-search-wrap{
  width: 100%;
  max-width: 720px;
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translateX(calc(-50% + 136px));
}
.chx-search-project{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  background: var(--chx-bg-sidebar);
  border: 1px solid var(--chx-border);
  border-radius: var(--chx-radius-md) var(--chx-radius-md) 0 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--chx-text-muted);
}
.chx-search-box{
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--chx-border);
  border-top: none;
  border-radius: 0 0 var(--chx-radius-lg) var(--chx-radius-lg);
  padding: 14px 16px;
  box-shadow: var(--chx-shadow);
}
.chx-search-box input{
  flex: 1;
  border: none;
  outline: none;
  font-size: 15px;
  font-family: var(--chx-font-body);
  background: transparent;
  color: var(--chx-text);
}
.chx-search-box input::placeholder{ color: #9AA5C0; }
.chx-search-send{
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--chx-navy);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.chx-search-send:hover{ background: var(--chx-blue); }

.chx-search-suggestions{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 18px;
}
.chx-chip{
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--chx-border);
  background: #fff;
  font-size: 13px;
  color: var(--chx-navy);
  font-weight: 600;
}
.chx-chip:hover{ background: var(--chx-blue-light); border-color: var(--chx-blue); }

/* ---------------------------------------------------------------------- */
/* Tool grid (used on front page below hero on smaller viewports/pages)   */
/* ---------------------------------------------------------------------- */
.chx-tool-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  width: 100%;
  max-width: 900px;
  margin-top: 34px;
}
.chx-tool-card{
  border: 1px solid var(--chx-border);
  border-radius: var(--chx-radius-md);
  padding: 18px;
  text-align: left;
  background: #fff;
}
.chx-tool-card:hover{ border-color: var(--chx-blue); box-shadow: var(--chx-shadow); }
.chx-tool-card .chx-tool-icon{
  width: 38px; height: 38px;
  border-radius: 10px;
  background: var(--chx-blue-light);
  color: var(--chx-blue-dark);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 12px;
  font-size: 16px;
}
.chx-tool-card h3{ margin: 0 0 4px; font-size: 15px; color: var(--chx-navy); }
.chx-tool-card p{ margin: 0; font-size: 13px; color: var(--chx-text-muted); }

/* ---------------------------------------------------------------------- */
/* Pricing page                                                           */
/* ---------------------------------------------------------------------- */
.chx-pricing-wrap{
  max-width: 1040px;
  margin: 0 auto;
  padding: 64px 24px 100px;
  text-align: center;
}
.chx-pricing-wrap .chx-eyebrow{
  color: var(--chx-blue);
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.chx-pricing-wrap h1{
  font-family: var(--chx-font-display);
  color: var(--chx-navy);
  font-size: 34px;
  margin: 10px 0 12px;
}
.chx-pricing-wrap > p{ color: var(--chx-text-muted); max-width: 520px; margin: 0 auto 44px; }

.chx-plan-card{
  max-width: 400px;
  margin: 0 auto;
  border: 1px solid var(--chx-border);
  border-radius: var(--chx-radius-lg);
  padding: 34px 30px;
  text-align: left;
  box-shadow: var(--chx-shadow);
  background: #fff;
}
.chx-plan-card .chx-plan-name{ font-weight: 700; color: var(--chx-blue); font-size: 13px; text-transform: uppercase; letter-spacing: .06em; }
.chx-plan-card .chx-plan-price{
  font-family: var(--chx-font-display);
  font-size: 46px;
  color: var(--chx-navy);
  margin: 10px 0 2px;
}
.chx-plan-card .chx-plan-price span{ font-size: 15px; font-weight: 500; color: var(--chx-text-muted); }
.chx-plan-card .chx-plan-sub{ color: var(--chx-text-muted); font-size: 13px; margin-bottom: 24px; }
.chx-plan-features{ margin: 0 0 28px; }
.chx-plan-features li{
  display: flex; align-items: center; gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--chx-text);
  border-top: 1px solid var(--chx-border);
}
.chx-plan-features li:first-child{ border-top: none; }
.chx-plan-features li::before{
  content: "✓";
  color: var(--chx-success);
  font-weight: 700;
}
#chx-subscribe-btn{
  width: 100%;
  justify-content: center;
  padding: 13px 20px;
  font-size: 14px;
  border-radius: var(--chx-radius-md);
}
.chx-pay-note{
  margin-top: 14px;
  font-size: 12px;
  color: var(--chx-text-muted);
  text-align: center;
}
.chx-pay-status{
  margin-top: 16px;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
}
.chx-pay-status.is-success{ color: var(--chx-success); }
.chx-pay-status.is-error{ color: #D8362A; }

/* ---------------------------------------------------------------------- */
/* Responsive                                                             */
/* ---------------------------------------------------------------------- */
@media (max-width: 860px){
  .chx-shell{ grid-template-columns: 1fr; }
  .chx-sidebar{
    position: fixed;
    inset: 0 auto 0 0;
    width: 260px;
    z-index: 40;
    transform: translateX(-100%);
    transition: transform .2s ease;
  }
  .chx-shell.chx-sidebar-open .chx-sidebar{ transform: translateX(0); }
  .chx-search-wrap{ transform: translateX(-50%); left: 50%; width: calc(100% - 32px); bottom: 18px; }
  .chx-hero{ padding-bottom: 160px; }
}