:root {
    --green: #067a42;
    --green-dark: #034528;
    --red: #e11d48;
    --bg: #eef1f4;
    --card: #fff;
    --border: #d5dde5;
    --text: #15231c;
    --muted: #5b6b63;
    --font: 'Segoe UI', system-ui, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); color: var(--text); background: var(--bg); }

.login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, #034528, #067a42 50%, #0a3d28);
    padding: 24px;
}

.login-card {
    width: 100%;
    max-width: 380px;
    background: #fff;
    border-radius: 18px;
    padding: 32px 28px;
    box-shadow: 0 24px 60px rgba(0,0,0,.25);
    text-align: center;
}

.login-logo { margin: 0 auto 12px; display: block; }
.login-card h1 { margin: 0 0 4px; font-size: 1.4rem; color: var(--green-dark); }
.login-card > p { margin: 0 0 20px; color: var(--muted); font-size: 14px; }
.login-card label { display: block; text-align: left; font-size: 13px; font-weight: 600; margin-bottom: 14px; }
.login-card input {
    width: 100%; margin-top: 6px; padding: 11px 12px;
    border: 1px solid var(--border); border-radius: 10px; font: inherit;
}
.back-link { display: inline-block; margin-top: 16px; font-size: 13px; color: var(--green); text-decoration: none; }

.alert { padding: 10px 12px; border-radius: 10px; margin-bottom: 14px; font-size: 13px; }
.alert.error { background: #fff1f3; color: #9f1239; }

.btn-primary, .btn-secondary, .btn-danger, .btn-sm {
    border: none; border-radius: 10px; cursor: pointer; font: inherit; font-weight: 700;
}
.btn-primary { background: var(--green); color: #fff; padding: 11px 18px; width: 100%; }
.panel-top .btn-primary { width: auto; }
.btn-secondary { background: #e8f5ee; color: var(--green-dark); padding: 8px 14px; }
.btn-danger { background: #fff1f3; color: var(--red); }
.btn-sm { padding: 6px 10px; font-size: 12px; }

.panel-body { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar {
    background: var(--green-dark); color: #fff; padding: 20px 14px;
    display: flex; flex-direction: column; gap: 20px;
}
.sidebar-brand { display: flex; gap: 10px; align-items: center; padding: 0 8px; }
.sidebar-brand strong { display: block; font-size: 14px; }
.sidebar-brand span { font-size: 12px; opacity: .75; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-btn {
    background: transparent; border: none; color: rgba(255,255,255,.8);
    text-align: left; padding: 10px 12px; border-radius: 10px; cursor: pointer; font: inherit; font-weight: 600;
}
.nav-btn:hover, .nav-btn.active { background: rgba(255,255,255,.12); color: #fff; }
.sidebar-foot { display: flex; flex-direction: column; gap: 8px; padding: 0 8px; }
.sidebar-foot a { color: rgba(255,255,255,.75); text-decoration: none; font-size: 13px; }

.panel-main { padding: 24px; overflow: auto; }
.panel-top {
    display: flex; justify-content: space-between; align-items: center;
    gap: 16px; margin-bottom: 20px; flex-wrap: wrap;
}
.panel-top h1 { margin: 0; font-size: 1.5rem; color: var(--green-dark); }
.panel-top-actions { display: flex; align-items: center; gap: 12px; }
.save-status { font-size: 13px; color: var(--muted); }
.save-status.ok { color: var(--green); }
.save-status.err { color: var(--red); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 16px; padding: 22px; margin-bottom: 18px;
}
.card h2 { margin: 0 0 14px; font-size: 1.15rem; color: var(--green-dark); }
.card h3 { margin: 18px 0 10px; font-size: 0.95rem; color: var(--muted); }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; }
.card-head h2 { margin: 0; }
.hint { color: var(--muted); font-size: 13px; margin: -6px 0 16px; }

.form-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.form-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid input, .form-grid textarea, .form-grid select {
    font: inherit; font-weight: 400; padding: 10px 12px;
    border: 1px solid var(--border); border-radius: 10px; width: 100%;
}

.card-clave {
    max-width: 360px;
    padding: 16px 18px;
}

.card-clave h2 {
    margin: 0 0 12px;
    font-size: 1rem;
}

.clave-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.clave-form label {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--muted);
}

.clave-form input {
    font: inherit;
    font-weight: 400;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    width: 100%;
    color: var(--text);
}

.btn-clave {
    width: auto;
    align-self: flex-start;
    padding: 8px 16px;
    font-size: 13px;
    margin-top: 2px;
}

.org-preview {
    width: 120px !important;
    height: 90px !important;
    object-fit: contain !important;
    background: #f0f2f4;
}

.toggle-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.toggle {
    display: flex !important; flex-direction: row !important; align-items: center; gap: 10px !important;
    font-weight: 600; font-size: 13px; background: #f6f8fa; padding: 10px 12px; border-radius: 10px;
}
.toggle input { width: auto !important; }

.items-list { display: flex; flex-direction: column; gap: 14px; }
.item-card {
    border: 1px solid var(--border); border-radius: 14px; padding: 16px;
    background: #fafbfc;
}
.item-card-top {
    display: flex; justify-content: space-between; align-items: center;
    gap: 10px; margin-bottom: 12px;
}
.img-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.img-row input[type="text"] { flex: 1; min-width: 180px; }
.img-row input[type="file"] { font-size: 12px; }
.f-preview {
    width: 72px; height: 72px; object-fit: cover; border-radius: 8px;
    border: 1px solid var(--border);
}

@media (max-width: 900px) {
    .panel-body { grid-template-columns: 1fr; }
    .sidebar { position: sticky; top: 0; z-index: 10; }
    .sidebar-nav { flex-direction: row; flex-wrap: wrap; }
    .form-grid { grid-template-columns: 1fr; }
}