:root{
  --ink:        #012460;
  --ink-soft:   #294d8f;
  --paper:      #f7f5ef;
  --paper-dim:  #efece2;
  --line:       #d9d4c8;
  --gold:       #0058d3;
  --gold-dim:   #0046ab;
  --gray:       #5b6472;
  --white:      #ffffff;
  --sans: "Jost", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
*, *::before, *::after{ box-sizing: border-box; }
html, body{ margin: 0; padding: 0; }
body{
  font-family: var(--sans);
  background: var(--paper-dim);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a{ color: inherit; text-decoration: none; }
h1, h2, h3{ font-weight: 500; margin: 0; letter-spacing: -0.01em; }
p{ margin: 0; }
img{ max-width: 100%; display: block; }

/* ---------- Auth screen ---------- */
.auth-screen{
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  padding: 24px;
}
.auth-card{
  width: 100%;
  max-width: 380px;
  background: var(--paper);
  padding: 44px 36px;
  box-shadow: 0 30px 80px rgba(0,0,0,.3);
}
.auth-brand{ display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.auth-brand svg{ height: 30px; width: auto; color: var(--ink); }
.auth-brand .word{ font-family: "Anton", sans-serif; font-size: 15px; letter-spacing: 0.02em; }
.auth-title{ font-size: 13px; color: var(--gray); margin-bottom: 28px; letter-spacing: 0.04em; text-transform: uppercase; }
.field{ margin-bottom: 18px; }
.field label{ display: block; font-size: 12.5px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--gray); margin-bottom: 8px; }
.field input, .field select, .field textarea{
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: #fff;
  font-family: var(--sans);
  font-size: 14.5px;
  color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus{ outline: none; border-color: var(--gold); }
.field textarea{ resize: vertical; min-height: 90px; }
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .25s ease, color .25s ease, border-color .25s ease;
}
.btn:hover{ background: var(--gold); border-color: var(--gold); }
.btn.outline{ background: transparent; color: var(--ink); }
.btn.outline:hover{ background: var(--ink); color: #fff; }
.btn.danger{ border-color: #a1453d; background: transparent; color: #a1453d; }
.btn.danger:hover{ background: #a1453d; color: #fff; }
.btn.block{ width: 100%; }
.auth-error{ background: rgba(161,69,61,.1); color: #a1453d; padding: 10px 14px; font-size: 13.5px; margin-bottom: 18px; }
.auth-hint{ margin-top: 20px; font-size: 12.5px; color: var(--gray); line-height: 1.6; }

/* ---------- App shell ---------- */
.app{ display: flex; min-height: 100vh; }
.sidebar{
  width: 240px;
  flex-shrink: 0;
  background: var(--ink);
  color: var(--paper);
  display: flex;
  flex-direction: column;
  padding: 26px 20px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.sidebar-brand{ display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.sidebar-brand svg{ height: 26px; width: auto; }
.sidebar-brand .word{ font-family: "Anton", sans-serif; font-size: 13px; letter-spacing: 0.02em; }
.sidebar-toggle{
  display: none;
  margin-inline-start: auto;
  width: 36px; height: 36px;
  border: 1px solid rgba(247,245,239,.3);
  border-radius: 6px;
  background: transparent;
  color: var(--paper);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.sidebar-toggle svg{ width: 18px; height: 18px; }
.sidebar-tag{ font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(247,245,239,.55); margin-bottom: 34px; }
.sidebar-nav{ display: flex; flex-direction: column; gap: 2px; flex: 1; }
.sidebar-nav a{
  padding: 11px 12px;
  font-size: 14px;
  color: rgba(247,245,239,.75);
  border-radius: 3px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background .2s ease, color .2s ease;
}
.sidebar-nav a:hover{ background: rgba(247,245,239,.08); color: #fff; }
.sidebar-nav a.active{ background: var(--gold); color: #fff; }
.sidebar-nav .count{
  margin-left: auto;
  background: rgba(247,245,239,.15);
  color: #fff;
  font-size: 11px;
  padding: 1px 7px;
  border-radius: 20px;
}
.sidebar-nav a.active .count{ background: rgba(255,255,255,.25); }
.sidebar-foot{ border-top: 1px solid rgba(247,245,239,.15); padding-top: 16px; margin-top: 16px; }
.sidebar-foot a{ font-size: 13px; color: rgba(247,245,239,.6); }
.sidebar-foot a:hover{ color: #fff; }

.main{ flex: 1; min-width: 0; }
.topbar{
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 36px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.topbar h1{ font-size: 22px; }
.topbar .sub{ font-size: 13px; color: var(--gray); margin-top: 4px; }
.topbar-user{ text-align: right; }
.topbar-user .greeting{ font-size: 13.5px; color: var(--ink); font-weight: 500; max-width: 320px; }
.topbar-user .signed-in{ font-size: 12px; color: var(--gray); margin-top: 3px; }
@media (max-width: 900px){
  .topbar-user{ text-align: left; }
  .topbar-user .greeting{ max-width: none; }
}
.content{ padding: 32px 36px 60px; max-width: 1100px; background: whitesmoke; }

/* ---------- Dashboard cards ---------- */
.stat-cards{ display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; margin-bottom: 36px; }
.stat-card{ background: #fff; border: 1px solid var(--line); padding: 22px 22px; }
.stat-card .num{ font-size: 30px; font-weight: 500; color: var(--ink); }
.stat-card .label{ font-size: 12.5px; color: var(--gray); margin-top: 6px; letter-spacing: 0.02em; }

.quick-links{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quick-link{
  background: #fff; border: 1px solid var(--line); padding: 22px;
  transition: border-color .2s ease, transform .2s ease;
}
.quick-link:hover{ border-color: var(--gold); transform: translateY(-2px); }
.quick-link h3{ font-size: 16px; margin-bottom: 6px; }
.quick-link p{ font-size: 13px; color: var(--gray); }

/* ---------- Tables / lists ---------- */
.panel{ background: #fff; border: 1px solid var(--line); overflow-x: auto; }
.panel-head{ padding: 18px 22px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.panel-head h2{ font-size: 16px; }
.table{ width: 100%; min-width: 560px; border-collapse: collapse; }
.table th{ text-align: left; font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray); padding: 12px 22px; border-bottom: 1px solid var(--line); }
.table td{ padding: 14px 22px; border-bottom: 1px solid var(--paper-dim); font-size: 14px; vertical-align: top; }
.table tr:last-child td{ border-bottom: none; }
.table tr.is-unread{ background: rgba(0,88,211,.04); font-weight: 600; }
.pill{ display: inline-block; padding: 3px 10px; font-size: 11.5px; border-radius: 20px; background: var(--paper-dim); color: var(--gray); }
.pill.unread{ background: var(--gold); color: #fff; }
.row-actions{ display: flex; gap: 8px; flex-wrap: wrap; }
.row-actions button, .row-actions a{
  font-size: 12.5px; padding: 6px 12px; border: 1px solid var(--line); background: transparent; cursor: pointer; color: var(--ink);
}
.row-actions button:hover, .row-actions a:hover{ border-color: var(--gold); color: var(--gold); }
.empty-state{ padding: 60px 22px; text-align: center; color: var(--gray); font-size: 14px; }

/* ---------- Forms / cards for CRUD ---------- */
.form-card{ background: #fff; border: 1px solid var(--line); padding: 26px; margin-bottom: 24px; }
.form-card h2{ font-size: 16px; margin-bottom: 20px; }
.field-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field-row.thirds{ grid-template-columns: 1fr 1fr 1fr; }
.repeat-list{ display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.repeat-row{ display: flex; gap: 8px; }
.repeat-row input{ flex: 1; min-width: 0; }
.repeat-row button{ flex-shrink: 0; padding: 0 12px; border: 1px solid var(--line); background: transparent; cursor: pointer; }
.repeat-row button:hover{ border-color: #a1453d; color: #a1453d; }
.add-row-btn{ font-size: 13px; color: var(--gold); background: none; border: none; cursor: pointer; padding: 4px 0; text-align: left; }
.thumb{ width: 80px; height: 60px; object-fit: cover; border: 1px solid var(--line); }
.item-list{ display: flex; flex-direction: column; gap: 14px; }
.item-card{ border: 1px solid var(--line); padding: 18px; display: flex; gap: 18px; align-items: flex-start; }
.item-card .meta{ flex: 1; min-width: 0; }
.item-card .meta h3{ font-size: 15px; }
.item-card .meta p{ font-size: 13px; color: var(--gray); margin-top: 4px; }
.flash{ padding: 12px 18px; margin-bottom: 20px; font-size: 14px; }
.flash.ok{ background: rgba(76,122,76,.12); color: #35583a; }
.flash.err{ background: rgba(161,69,61,.1); color: #a1453d; }

/* ---------- Analytics ---------- */
.row-actions a.active-range{ background: var(--ink); color: #fff; border-color: var(--ink); }
.analytics-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.trend-chart{ display: flex; align-items: flex-end; gap: 4px; padding: 24px 22px 16px; height: 160px; }
.trend-bar-col{ flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 6px; }
.trend-bar{ width: 100%; max-width: 22px; background: var(--gold); border-radius: 2px 2px 0 0; min-height: 2px; transition: background .2s ease; }
.trend-bar-col:hover .trend-bar{ background: var(--ink); }
.trend-label{ font-size: 10px; color: var(--gray); }
.bar-list{ padding: 18px 22px 22px; display: flex; flex-direction: column; gap: 14px; }
.bar-row{ display: grid; grid-template-columns: 110px 1fr auto; align-items: center; gap: 12px; }
.bar-row-label{ font-size: 13px; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track{ height: 8px; background: var(--paper-dim); border-radius: 20px; overflow: hidden; }
.bar-fill{ height: 100%; background: var(--gold); border-radius: 20px; }
.bar-row-value{ font-size: 12.5px; color: var(--gray); white-space: nowrap; }
@media (max-width: 900px){
  .analytics-grid{ grid-template-columns: 1fr; }
  .bar-row{ grid-template-columns: 90px 1fr auto; }
}

/* ---------- Live chat ---------- */
.chat-app{
  display: grid;
  grid-template-columns: 280px 1fr;
  border: 1px solid var(--line);
  background: #fff;
  height: calc(100vh - 190px);
  min-height: 420px;
}
.chat-list{
  border-right: 1px solid var(--line);
  overflow-y: auto;
}
.chat-list-item{
  display: block;
  position: relative;
  padding: 14px 40px 14px 18px;
  border-bottom: 1px solid var(--paper-dim);
  color: var(--ink);
}
.chat-list-item:hover{ background: var(--paper-dim); }
.chat-list-item.active{ background: rgba(0,88,211,.07); border-left: 3px solid var(--gold); padding-left: 15px; }
.chat-list-row{ display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.chat-list-name{ font-size: 14px; font-weight: 600; }
.chat-list-time{ font-size: 11px; color: var(--gray); flex-shrink: 0; }
.chat-list-email{ font-size: 11.5px; color: var(--gold); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-list-preview{ font-size: 12.5px; color: var(--gray); margin-top: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-list-badge{ position: absolute; top: 14px; right: 14px; }

.chat-main{ display: flex; flex-direction: column; min-width: 0; }
.chat-main-head{ padding: 16px 22px; border-bottom: 1px solid var(--line); font-size: 14px; }
.chat-main-email{ margin-inline-start: 10px; font-size: 13px; color: var(--gold); }
.chat-main-since{ display: block; font-size: 12px; color: var(--gray); margin-top: 2px; }
.chat-main-thread{ flex: 1; overflow-y: auto; padding: 20px 22px; display: flex; flex-direction: column; gap: 10px; }
.chat-main .chat-msg{ max-width: 70%; padding: 10px 14px; font-size: 13.5px; line-height: 1.5; border-radius: 14px; word-wrap: break-word; }
.chat-main .chat-msg.from-visitor{ align-self: flex-start; background: var(--paper-dim); border-bottom-left-radius: 3px; }
.chat-main .chat-msg.from-admin{ align-self: flex-end; background: var(--ink); color: var(--paper); border-bottom-right-radius: 3px; }
.chat-main .chat-msg-time{ display: block; font-size: 10.5px; margin-top: 4px; opacity: .6; }
.chat-main-input{ display: flex; gap: 10px; padding: 14px 18px; border-top: 1px solid var(--line); }
.chat-main-input textarea{
  flex: 1; resize: none; min-height: 42px; max-height: 120px;
  padding: 10px 14px; border: 1px solid var(--line); font-family: var(--sans); font-size: 14px; color: var(--ink);
}
.chat-main-input textarea:focus{ outline: none; border-color: var(--gold); }
.chat-main-input .btn{ align-self: flex-end; }

@media (max-width: 900px){
  .chat-app{ grid-template-columns: 1fr; height: auto; }
  .chat-list{ border-right: none; border-bottom: 1px solid var(--line); max-height: 240px; }
  .chat-main-thread{ max-height: 50vh; }
}

@media (max-width: 900px){
  .app{ flex-direction: column; }
  .sidebar{ position: static; height: auto; width: 100%; padding: 16px 18px; }
  .sidebar-brand{ margin-bottom: 0; }
  .sidebar-toggle{ display: flex; }
  .sidebar-collapse{ display: none; flex-direction: column; }
  .sidebar.is-open .sidebar-collapse{ display: flex; }
  .sidebar-tag{ margin-top: 16px; margin-bottom: 16px; }
  .sidebar-nav{ flex: none; }
  .stat-cards{ grid-template-columns: repeat(2, 1fr); }
  .quick-links{ grid-template-columns: 1fr; }
  .field-row, .field-row.thirds{ grid-template-columns: 1fr; }
  .content{ padding: 20px 16px 44px; }
  .topbar{ padding: 16px; flex-wrap: wrap; gap: 8px; }
}

@media (max-width: 480px){
  .topbar h1{ font-size: 19px; }
  .stat-cards{ grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card{ padding: 16px; }
  .stat-card .num{ font-size: 24px; }
  .panel-head{ padding: 14px 16px; }
  .table th, .table td{ padding: 12px 16px; }
  .form-card{ padding: 18px; }
  .item-card{ flex-direction: column; }
  .item-card .row-actions{ width: 100%; }
  .chat-app{ height: calc(100vh - 240px); }
}