:root {
  --ink: #211c19;
  --muted: #6b615b;
  --paper: #f6f2ec;
  --white: #fff;
  --rose: #8b545c;
  --green: #34745a;
  --line: #ddd5cc;
  --serif: "Iowan Old Style", Baskerville, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: var(--paper); color: var(--ink); font-family: var(--sans); }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.hidden { display: none !important; }
.login-shell { min-height: 100vh; padding: 2rem; display: grid; place-items: center; background: radial-gradient(circle at 15% 10%, #eadbd2, transparent 35%), var(--paper); }
.login-card { width: min(430px,100%); padding: clamp(2rem,6vw,4rem); display: grid; gap: 1.1rem; background: rgba(255,255,255,.9); box-shadow: 0 30px 90px rgba(46,32,26,.13); }
.login-card img { margin: 0 auto .5rem; }
.kicker { margin: 0; color: var(--rose); font-size: .68rem; font-weight: 750; letter-spacing: .18em; text-transform: uppercase; }
.login-card .kicker { text-align: center; }
.login-card h1, .page-heading h1 { margin: 0 0 1rem; font: 400 clamp(2.2rem,5vw,4rem)/1 var(--serif); }
.login-card h1 { text-align: center; font-size: 2.7rem; }
label { display: grid; gap: .45rem; color: var(--muted); font-size: .72rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; }
input, select, textarea { width: 100%; padding: .85rem .9rem; border: 1px solid var(--line); border-radius: 0; background: white; color: var(--ink); outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--rose); box-shadow: 0 0 0 2px rgba(139,84,92,.1); }
.login-card button, .primary-button { min-height: 48px; padding: .8rem 1.2rem; border: 1px solid var(--ink); background: var(--ink); color: white; font-size: .72rem; font-weight: 750; letter-spacing: .09em; text-transform: uppercase; }
.login-card a { color: var(--muted); text-align: center; font-size: .75rem; }
.message { min-height: 1.25rem; margin: 0; color: #a23d45; text-align: center; font-size: .8rem; }
.admin-header { position: sticky; top: 0; z-index: 10; height: 76px; padding: 0 clamp(1rem,4vw,3rem); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 2rem; background: rgba(255,255,255,.94); backdrop-filter: blur(15px); border-bottom: 1px solid var(--line); }
.admin-brand { display: flex; align-items: center; gap: .75rem; color: inherit; text-decoration: none; }
.admin-brand span { display: grid; font: 400 1.2rem var(--serif); }
.admin-brand small { font: 600 .55rem var(--sans); color: var(--muted); letter-spacing: .13em; text-transform: uppercase; }
.admin-header nav { display: flex; gap: .3rem; }
.nav-tab, .logout-button, .toolbar button { padding: .65rem .9rem; border: 0; background: transparent; color: var(--muted); font-size: .72rem; font-weight: 700; text-transform: uppercase; }
.nav-tab.active { background: var(--ink); color: white; }
.logout-button { justify-self: end; border: 1px solid var(--line); }
.admin-main { max-width: 1440px; margin: auto; padding: clamp(2rem,6vw,5rem) clamp(1rem,4vw,3rem); }
.page-heading { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: 2rem; }
.page-heading h1 { margin-bottom: 0; }
.stats { display: flex; gap: .7rem; }
.stat { min-width: 96px; padding: .75rem 1rem; background: white; border: 1px solid var(--line); }
.stat strong { display: block; font: 400 1.6rem var(--serif); }
.stat span { color: var(--muted); font-size: .62rem; text-transform: uppercase; }
.toolbar { padding: .8rem; margin-bottom: 1rem; display: flex; align-items: end; justify-content: space-between; gap: 1rem; background: white; border: 1px solid var(--line); }
.toolbar label { width: min(240px,100%); }
.appointments { display: grid; gap: .8rem; }
.appointment-card { padding: 1.2rem; display: grid; grid-template-columns: 1.2fr .9fr .8fr auto; align-items: center; gap: 1rem; background: white; border: 1px solid var(--line); }
.appointment-card.new { border-left: 4px solid var(--rose); }
.appointment-name { font: 400 1.35rem var(--serif); }
.appointment-card p { margin: .2rem 0 0; color: var(--muted); font-size: .76rem; }
.appointment-card a { color: inherit; }
.appointment-date strong { display: block; }
.appointment-status select { min-width: 155px; padding: .65rem; }
.empty-state { padding: 4rem 2rem; background: white; border: 1px solid var(--line); text-align: center; color: var(--muted); }
.service-form { margin-bottom: 1.5rem; padding: 1.5rem; display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; background: white; border: 1px solid var(--line); }
.service-form .wide { grid-column: span 2; }
.form-title, .form-actions { grid-column: 1/-1; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.form-title h2 { margin: 0; font: 400 2rem var(--serif); }
.form-title button { border: 0; background: transparent; font-size: 2rem; }
.check { align-content: center; grid-template-columns: auto 1fr; align-items: center; }
.check input { width: auto; accent-color: var(--rose); }
.form-actions { justify-content: flex-start; }
.form-actions p { margin: 0; color: var(--rose); }
.services-admin { display: grid; grid-template-columns: repeat(3,1fr); gap: .8rem; }
.service-admin-card { padding: 1.2rem; display: flex; flex-direction: column; background: white; border: 1px solid var(--line); }
.service-admin-card.inactive { opacity: .55; }
.service-admin-card .category { color: var(--rose); font-size: .62rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.service-admin-card h3 { margin: .7rem 0 .4rem; font: 400 1.45rem var(--serif); }
.service-admin-card p { margin: 0; color: var(--muted); font-size: .8rem; }
.service-admin-price { margin-top: auto; padding-top: 1.5rem; display: flex; justify-content: space-between; font: 400 1.2rem var(--serif); }
.card-actions { margin-top: .8rem; padding-top: .8rem; display: flex; gap: .5rem; border-top: 1px solid var(--line); }
.card-actions button { padding: .55rem .7rem; border: 1px solid var(--line); background: transparent; font-size: .68rem; text-transform: uppercase; }
.card-actions .danger { margin-left: auto; color: #9a3742; }
.security-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.password-card, .security-note { padding: 2rem; display: grid; gap: 1rem; background: white; border: 1px solid var(--line); }
.password-card h2, .security-note h2 { margin: 0; font: 400 1.8rem var(--serif); }
.password-card p, .security-note li { color: var(--muted); font-size: .85rem; }
.security-note ul { margin: 0; padding-left: 1.2rem; }
.security-note li { padding: .35rem 0; }
@media (max-width: 980px) {
  .admin-header { grid-template-columns: 1fr auto; height: auto; padding-top: .7rem; padding-bottom: .7rem; }
  .admin-header nav { grid-row: 2; grid-column: 1/-1; overflow-x: auto; }
  .appointment-card { grid-template-columns: 1fr 1fr; }
  .services-admin { grid-template-columns: repeat(2,1fr); }
  .service-form { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 620px) {
  .admin-brand span { display: none; }
  .page-heading { align-items: flex-start; flex-direction: column; }
  .stats { width: 100%; overflow-x: auto; }
  .toolbar { align-items: stretch; flex-direction: column; }
  .appointment-card { grid-template-columns: 1fr; }
  .services-admin, .security-grid, .service-form { grid-template-columns: 1fr; }
  .service-form .wide { grid-column: auto; }
  .form-title, .form-actions { grid-column: auto; }
}