:root {
  --navy: #09141d;
  --paper: #eef1ee;
  --card: #fbfcfa;
  --text: #101b23;
  --muted: #6c797f;
  --line: #dce2dd;
  --blue: #1768ee;
  --mint: #8ddfc7;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--text); background: var(--paper); }
button, input, select { font: inherit; }
a { color: inherit; text-decoration: none; }

.admin-shell { display: grid; grid-template-columns: 260px minmax(0, 1fr); min-height: 100vh; }
.admin-sidebar { position: sticky; top: 0; display: flex; height: 100vh; flex-direction: column; padding: 27px 20px; color: #edf4f2; background: radial-gradient(circle at 0 0, rgba(48,110,238,.23), transparent 36%), var(--navy); }
.admin-logo { display: flex; align-items: center; gap: 12px; }
.admin-logo > span { display: grid; width: 39px; height: 39px; flex: 0 0 auto; place-items: center; color: var(--navy); border-radius: 50%; background: var(--mint); font-size: .66rem; font-weight: 900; }
.admin-logo > div { display: flex; flex-direction: column; }
.admin-logo b { font-size: .82rem; }
.admin-logo small { color: #82949f; font-size: .6rem; }
.admin-sidebar nav { display: grid; gap: 7px; margin-top: 42px; }
.admin-sidebar nav a { display: grid; grid-template-columns: 27px 1fr auto; align-items: center; padding: 11px 13px; border-radius: 8px; font-size: .75rem; }
.admin-sidebar nav a:hover, .admin-sidebar nav a.active { background: rgba(255,255,255,.09); }
.admin-sidebar nav a > span { color: #8fb3ff; }
.admin-sidebar nav i { display: grid; min-width: 21px; height: 21px; place-items: center; color: var(--navy); border-radius: 50%; background: var(--mint); font-size: .58rem; font-style: normal; font-weight: 900; }
.admin-profile { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; align-items: center; gap: 9px; margin-top: auto; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.1); }
.admin-profile > span { display: grid; width: 34px; height: 34px; place-items: center; color: var(--navy); border-radius: 50%; background: var(--mint); font-size: .7rem; font-weight: 900; }
.admin-profile > div { display: flex; min-width: 0; flex-direction: column; }
.admin-profile b, .admin-profile small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-profile b { font-size: .68rem; }
.admin-profile small { color: #82949f; font-size: .56rem; }
.admin-profile > a { color: #82949f; }

.admin-content { min-width: 0; padding: 38px 4vw 70px; }
.dashboard-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 32px; }
.dashboard-heading p, .panel-heading span { margin: 0; color: var(--muted); font-size: .62rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.dashboard-heading h1 { margin: 6px 0 0; font-size: clamp(2.5rem, 5vw, 4.7rem); line-height: .95; letter-spacing: -.065em; }
.dashboard-heading > a { padding: 10px 13px; border: 1px solid var(--line); border-radius: 7px; background: var(--card); font-size: .67rem; font-weight: 750; }
.admin-notice { margin-bottom: 18px; padding: 12px 15px; color: #0d624b; border: 1px solid #abd7c9; border-radius: 8px; background: #dcf1ea; font-size: .73rem; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 19px; }
.stat-grid article { display: flex; min-height: 155px; flex-direction: column; padding: 21px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
.stat-grid span { color: var(--muted); font-size: .67rem; font-weight: 700; }
.stat-grid b { margin: 14px 0 8px; font-size: 2.6rem; line-height: 1; letter-spacing: -.06em; }
.stat-grid small { margin-top: auto; color: var(--muted); font-size: .6rem; }
.inbox-layout { display: grid; grid-template-columns: minmax(300px, .75fr) minmax(450px, 1.25fr); gap: 19px; align-items: start; }
.message-panel, .message-detail { overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
.panel-heading { display: flex; align-items: center; justify-content: space-between; padding: 21px; border-bottom: 1px solid var(--line); }
.panel-heading h2 { margin: 3px 0 0; font-size: 1.05rem; }
.panel-heading em { color: var(--muted); font-size: .62rem; font-style: normal; }
.message-list a { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 12px; padding: 15px 18px; border-bottom: 1px solid var(--line); }
.message-list a:hover, .message-list a.selected { background: #f0f4f1; }
.message-list i { width: 8px; height: 8px; border-radius: 50%; background: #aeb9bb; }
.message-list i.status-new { background: var(--blue); box-shadow: 0 0 0 4px rgba(23,104,238,.1); }
.message-list i.status-replied { background: #168667; }
.message-list span { display: flex; min-width: 0; flex-direction: column; }
.message-list b, .message-list small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.message-list b { font-size: .72rem; }
.message-list small, .message-list time { color: var(--muted); font-size: .6rem; }
.message-detail { min-height: 560px; padding: 32px; }
.detail-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 25px; padding-bottom: 23px; border-bottom: 1px solid var(--line); }
.detail-heading span { color: var(--muted); font-size: .62rem; text-transform: uppercase; }
.detail-heading h2 { margin: 4px 0 2px; font-size: 1.55rem; }
.detail-heading a { color: var(--blue); font-size: .7rem; }
.detail-heading select { padding: 7px 9px; border: 1px solid var(--line); border-radius: 7px; background: white; }
.status-save { margin-left: 5px; padding: 7px 9px; color: white; border: 0; border-radius: 7px; background: var(--blue); font-size: .62rem; cursor: pointer; }
.detail-meta { display: flex; gap: 38px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.detail-meta span { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: .62rem; }
.detail-meta b { color: var(--text); }
.message-copy { min-height: 230px; margin: 0; padding: 27px 0; color: #38464c; font-size: .83rem; line-height: 1.75; }
.detail-actions { display: flex; gap: 10px; }
.detail-actions > a { padding: 10px 14px; color: white; border-radius: 7px; background: var(--blue); font-size: .68rem; font-weight: 800; }
.detail-actions button { padding: 9px 13px; color: #a83232; border: 1px solid #e0c3c3; border-radius: 7px; background: transparent; cursor: pointer; }
.empty-state, .empty-detail { color: var(--muted); text-align: center; font-size: .7rem; }
.empty-state { padding: 45px 20px; }
.empty-detail { display: grid; min-height: 480px; place-content: center; justify-items: center; }
.empty-detail > span { display: grid; width: 45px; height: 45px; place-items: center; border-radius: 50%; background: #edf2ef; }

.admin-login-page { min-height: 100vh; color: #eef4f2; background: var(--navy); }
.login-shell { display: grid; grid-template-columns: 1fr 1fr; min-height: 100vh; }
.login-brand-panel { display: flex; flex-direction: column; padding: 45px 5vw; overflow: hidden; background: radial-gradient(circle at 30% 30%, rgba(49,118,246,.27), transparent 35%), var(--navy); }
.login-brand-panel > div { max-width: 620px; margin: auto 0; }
.login-brand-panel p, .login-form-panel form > p { color: var(--mint); font-size: .64rem; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.login-brand-panel h1 { margin: 12px 0 25px; font-size: clamp(3rem, 7vw, 7rem); line-height: .9; letter-spacing: -.075em; }
.login-brand-panel > div > span { color: #80939e; font-size: .68rem; }
.login-form-panel { display: grid; padding: 40px; place-items: center; border-left: 1px solid rgba(255,255,255,.1); background: #0d1923; }
.login-form-panel form { width: min(420px, 100%); }
.login-form-panel h2 { margin: 8px 0 12px; font-size: 3.2rem; letter-spacing: -.06em; }
.form-intro { display: block; margin-bottom: 32px; color: #8ea0aa; font-size: .74rem; }
.login-form-panel label { display: flex; flex-direction: column; gap: 7px; margin-top: 16px; }
.login-form-panel label span { color: #aebcc2; font-size: .67rem; font-weight: 700; }
.login-form-panel input { min-height: 50px; padding: 0 13px; color: #eef4f2; border: 1px solid rgba(255,255,255,.12); border-radius: 7px; outline: none; background: #09141d; }
.login-form-panel input:focus { border-color: #76a8ff; box-shadow: 0 0 0 3px rgba(118,168,255,.1); }
.login-form-panel button { display: flex; width: 100%; min-height: 54px; align-items: center; justify-content: space-between; margin-top: 24px; padding: 0 16px; color: var(--navy); border: 0; border-radius: 7px; background: var(--mint); font-weight: 850; cursor: pointer; }
.login-error { margin: 18px 0; padding: 12px; color: #ffd0c8; border: 1px solid rgba(255,100,80,.32); border-radius: 7px; background: rgba(255,100,80,.08); font-size: .7rem; }
.return-link { display: block; margin-top: 20px; color: #8496a0; font-size: .66rem; text-align: center; }

@media (max-width: 1050px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .inbox-layout { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .admin-shell { display: block; }
  .admin-sidebar { position: static; height: auto; }
  .admin-sidebar nav { grid-template-columns: repeat(3, 1fr); margin-top: 20px; }
  .admin-profile { display: none; }
  .login-shell { grid-template-columns: 1fr; }
  .login-brand-panel { min-height: 430px; }
  .login-form-panel { min-height: 650px; border-top: 1px solid rgba(255,255,255,.1); border-left: 0; }
}
@media (max-width: 560px) {
  .admin-content { padding: 28px 15px 60px; }
  .dashboard-heading { align-items: flex-start; flex-direction: column; }
  .stat-grid { grid-template-columns: 1fr; }
  .admin-sidebar nav a { display: flex; justify-content: center; gap: 7px; }
  .message-detail { padding: 20px; }
  .detail-heading, .detail-meta { align-items: flex-start; flex-direction: column; gap: 13px; }
  .login-brand-panel, .login-form-panel { padding: 30px 22px; }
  .login-brand-panel h1 { font-size: 3.3rem; }
}

.appearance-panel{margin-top:22px;padding:24px;border:1px solid var(--line);border-radius:18px;background:var(--panel)}
.appearance-panel form{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:20px}
.appearance-panel label{display:grid;gap:7px}.appearance-panel label:nth-of-type(2),.appearance-panel label:nth-of-type(3){grid-column:1/-1}
.appearance-panel label>span{color:var(--muted);font-size:11px;font-weight:750}
.appearance-panel input,.appearance-panel textarea,.appearance-panel select{width:100%;padding:12px 13px;color:var(--text);border:1px solid var(--line);border-radius:9px;background:var(--ink-soft);font:inherit}
.appearance-panel button{width:max-content;min-height:42px;padding:0 17px;color:#071019;border:0;border-radius:8px;background:var(--blue);font-weight:800;cursor:pointer}
@media(max-width:700px){.appearance-panel form{grid-template-columns:1fr}.appearance-panel label:nth-of-type(2),.appearance-panel label:nth-of-type(3){grid-column:auto}}