/* Admin panel — a denser working interface on the same palette */

:root {
    --paper:      #F1F4ED;
    --card:       #FFFFFF;
    --ink:        #121F19;
    --stone:      #5D6D64;
    --leaf:       #2C6A4B;
    --leaf-deep:  #1C4733;
    --tint:       #DBE8DD;
    --matcha:     #C2DC78;
    --line:       rgba(18, 31, 25, .14);
    --line-soft:  rgba(18, 31, 25, .07);
    --danger:     #A33B22;
    --sans: "Archivo", "Segoe UI", system-ui, -apple-system, sans-serif;
    --serif: "Newsreader", Georgia, serif;
}

* { box-sizing: border-box; }

body {
    margin: 0; background: var(--paper); color: var(--ink);
    font-family: var(--sans); font-size: 15px; line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--leaf-deep); text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--leaf); outline-offset: 2px; }

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -.01em; }
h1 { font-size: 24px; }
h2 { font-size: 18px; }

/* ---------- shell ---------- */

.shell { display: grid; grid-template-columns: 236px 1fr; min-height: 100vh; }

.side {
    background: var(--ink); color: #fff; padding: 24px 18px; position: sticky; top: 0;
    height: 100vh; overflow: auto;
}
.side__brand { display: flex; align-items: center; gap: 9px; margin-bottom: 28px; }
.side__brand span { font-family: var(--serif); font-size: 20px; }
.side nav { display: flex; flex-direction: column; gap: 2px; }
.side nav a {
    color: color-mix(in srgb, #fff 74%, transparent); text-decoration: none;
    padding: 9px 12px; border-radius: 6px; font-size: 14.5px;
}
.side nav a:hover { background: color-mix(in srgb, #fff 9%, transparent); color: #fff; }
.side nav a[aria-current="page"] { background: var(--leaf); color: #fff; }
.side__sep { height: 1px; background: color-mix(in srgb, #fff 14%, transparent); margin: 16px 0; }

.main { padding: 30px 34px 60px; max-width: 1120px; }
.main__head {
    display: flex; align-items: center; justify-content: space-between; gap: 18px;
    margin-bottom: 24px; flex-wrap: wrap;
}
.main__head p { margin: 4px 0 0; color: var(--stone); font-size: 14px; }

/* ---------- elements ---------- */

.panel { background: var(--card); border: 1px solid var(--line-soft); border-radius: 10px; padding: 22px; }
.panel + .panel { margin-top: 20px; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 22px; }
.stat { background: var(--card); border: 1px solid var(--line-soft); border-radius: 10px; padding: 16px 18px; }
.stat b { display: block; font-family: var(--serif); font-size: 27px; font-weight: 400; line-height: 1.1; }
.stat span { font-size: 13px; color: var(--stone); }

.btn {
    display: inline-flex; align-items: center; gap: 7px; padding: 10px 16px; border-radius: 6px;
    border: 1px solid var(--leaf-deep); background: var(--leaf-deep); color: #fff;
    font: inherit; font-size: 14.5px; cursor: pointer; text-decoration: none;
}
.btn:hover { background: var(--leaf); border-color: var(--leaf); color: #fff; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--paper); color: var(--ink); border-color: var(--ink); }
.btn-danger { background: transparent; color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); }
.btn-danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-sm { padding: 6px 11px; font-size: 13.5px; border-radius: 5px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 13px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
th { font-size: 13px; color: var(--stone); font-weight: 500; }
tbody tr:hover { background: color-mix(in srgb, var(--tint) 40%, transparent); }
td.actions { white-space: nowrap; text-align: right; }
td.actions form { display: inline; }
.t-title { font-weight: 500; }
.t-title a { color: var(--ink); text-decoration: none; }
.t-title a:hover { text-decoration: underline; }
.t-sub { font-size: 12.5px; color: var(--stone); margin-top: 3px; }
.thumb { width: 54px; height: 40px; object-fit: cover; border-radius: 5px; background: var(--tint); }

.tag {
    display: inline-block; padding: 3px 9px; border-radius: 20px; font-size: 12.5px;
    background: var(--tint); color: var(--leaf-deep);
}
.tag-draft { background: #F0E4D4; color: #7A5320; }
.tag-star { background: var(--matcha); color: var(--leaf-deep); }

/* ---------- forms ---------- */

.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; }
.field .hint { font-size: 12.5px; color: var(--stone); margin-top: 5px; }

input[type="text"], input[type="email"], input[type="password"], input[type="search"], select, textarea {
    width: 100%; padding: 11px 13px; border: 1px solid var(--line); border-radius: 7px;
    background: #fff; font: inherit; font-size: 15px; color: var(--ink);
}
textarea { line-height: 1.6; resize: vertical; }
textarea.code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 14px; }
input:focus, select:focus, textarea:focus { border-color: var(--leaf); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--leaf) 14%, transparent); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.editor-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 26px; align-items: start; }

.check { display: flex; align-items: center; gap: 9px; margin-bottom: 10px; font-size: 14.5px; }
.check input { width: 17px; height: 17px; accent-color: var(--leaf); }

.toolbar { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.toolbar button {
    background: var(--card); border: 1px solid var(--line); border-radius: 5px;
    padding: 5px 10px; font: inherit; font-size: 13px; cursor: pointer; color: var(--ink);
}
.toolbar button:hover { border-color: var(--ink); }

.cheat { font-size: 13px; color: var(--stone); line-height: 1.8; }
.cheat code { background: var(--tint); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }

.sticky-actions { position: sticky; top: 20px; }

.flash { padding: 12px 16px; border-radius: 7px; margin-bottom: 18px; font-size: 14.5px; }
.flash-ok { background: var(--tint); color: var(--leaf-deep); }
.flash-err { background: #FBE6E1; color: #8A3520; }

.cover-preview { width: 100%; border-radius: 8px; border: 1px solid var(--line-soft); margin-bottom: 10px; }

.empty-state { padding: 40px 0; color: var(--stone); }
.empty-state h2 { margin-bottom: 8px; color: var(--ink); }

/* ---------- sign-in ---------- */

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card {
    width: 100%; max-width: 380px; background: var(--card); border: 1px solid var(--line-soft);
    border-radius: 12px; padding: 34px 32px;
}
.login-card h1 { font-family: var(--serif); font-weight: 400; font-size: 27px; margin-bottom: 6px; }
.login-card p.sub { color: var(--stone); font-size: 14px; margin: 0 0 22px; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 6px; }
.login-card .back { display: block; margin-top: 18px; font-size: 14px; text-align: center; color: var(--stone); }

@media (max-width: 900px) {
    .shell { grid-template-columns: 1fr; }
    .side { position: static; height: auto; }
    .side nav { flex-direction: row; flex-wrap: wrap; }
    .main { padding: 22px 18px 50px; }
    .stats { grid-template-columns: repeat(2, 1fr); }
    .editor-grid, .grid-2 { grid-template-columns: 1fr; }
    table, thead, tbody, th, td, tr { display: block; }
    thead { display: none; }
    tr { border-bottom: 1px solid var(--line); padding: 10px 0; }
    td { border: 0; padding: 6px 0; }
    td.actions { text-align: left; }
}