/* ================================================================
   PERLAMEA ADMIN — admin.css
   Design: minimal, profesional, sidebar stânga, accente auriu
   ================================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --sb-w:        240px;
    --sb-bg:       #18181b;
    --sb-text:     #a1a1aa;
    --sb-active-bg:#c9a05018;
    --sb-active:   #c9a050;
    --sb-hover:    #27272a;
    --sb-border:   #27272a;
    --top-h:       60px;
    --top-bg:      #ffffff;
    --top-border:  #e4e4e7;
    --bg:          #f4f4f5;
    --card:        #ffffff;
    --text:        #18181b;
    --text-muted:  #71717a;
    --border:      #e4e4e7;
    --gold:        #c9a050;
    --gold-light:  #fef3c7;
    --radius:      10px;
    --radius-sm:   6px;
    --shadow:      0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md:   0 4px 16px rgba(0,0,0,.10);
    --trans:       .2s ease;
    --green:       #16a34a; --green-bg: #dcfce7;
    --blue:        #2563eb; --blue-bg:  #dbeafe;
    --orange:      #d97706; --orange-bg:#fef3c7;
    --red:         #dc2626; --red-bg:   #fee2e2;
    --purple:      #7c3aed; --purple-bg:#ede9fe;
}

html { font-size: 15px; -webkit-text-size-adjust: 100%; }
body { font-family: 'Inter', 'Jost', system-ui, sans-serif; color: var(--text); background: var(--bg); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; border-radius: 3px; }

/* ---- LAYOUT ---- */
.admin-layout { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sb-w);
    background: var(--sb-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 800;
    transition: transform var(--trans);
    overflow-y: auto;
    overflow-x: hidden;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--sb-border); border-radius: 4px; }

.sb-header {
    padding: 1.25rem 1.25rem 1rem;
    border-bottom: 1px solid var(--sb-border);
    flex-shrink: 0;
}
.sb-brand { display: flex; align-items: center; gap: .6rem; }
.sb-brand-name { font-size: 1.1rem; font-weight: 700; color: #fff; letter-spacing: -.02em; }
.sb-brand-badge { font-size: .6rem; background: var(--gold); color: #fff; padding: .15rem .45rem; border-radius: 20px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; }

.sb-nav { flex: 1; padding: .75rem 0; }
.sb-section { padding: .5rem 1.25rem .25rem; font-size: .65rem; letter-spacing: 2px; text-transform: uppercase; color: #52525b; font-weight: 600; }

.sb-item {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .6rem 1.25rem;
    color: var(--sb-text);
    font-size: .875rem;
    font-weight: 400;
    cursor: pointer;
    transition: all var(--trans);
    position: relative;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}
.sb-item:hover { background: var(--sb-hover); color: #e4e4e7; }
.sb-item.active { background: var(--sb-active-bg); color: var(--sb-active); font-weight: 500; }
.sb-item.active::before { content:''; position:absolute; left:0; top:0; bottom:0; width:3px; background:var(--gold); border-radius:0 3px 3px 0; }
.sb-item svg { flex-shrink: 0; opacity: .7; }
.sb-item.active svg { opacity: 1; }
.sb-badge { margin-left: auto; background: var(--gold); color: #fff; font-size: .65rem; font-weight: 700; padding: .1rem .45rem; border-radius: 20px; min-width: 1.2rem; text-align: center; }
.sb-badge.red { background: var(--red); }

.sb-footer { padding: 1rem 1.25rem; border-top: 1px solid var(--sb-border); flex-shrink: 0; }
.sb-user { display: flex; align-items: center; gap: .7rem; }
.sb-avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--gold); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: .8rem; flex-shrink: 0; }
.sb-user-info { flex: 1; min-width: 0; }
.sb-user-name { color: #e4e4e7; font-size: .8rem; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-user-role { color: #71717a; font-size: .7rem; }
.sb-logout { color: #71717a; padding: .25rem; border-radius: var(--radius-sm); transition: color var(--trans); flex-shrink: 0; }
.sb-logout:hover { color: var(--red); }

/* ---- MAIN WRAPPER ---- */
.main-wrapper { margin-left: var(--sb-w); flex: 1; display: flex; flex-direction: column; min-height: 100vh; min-width: 0; }

/* ---- TOPBAR ---- */
.topbar {
    height: var(--top-h);
    background: var(--top-bg);
    border-bottom: 1px solid var(--top-border);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    gap: 1rem;
    position: sticky;
    top: 0;
    z-index: 700;
    box-shadow: var(--shadow);
}
.topbar-burger { display: none; padding: .4rem; border: none; background: none; cursor: pointer; border-radius: var(--radius-sm); color: var(--text-muted); }
.topbar-burger:hover { background: var(--bg); }
.topbar-title { font-size: 1rem; font-weight: 600; color: var(--text); flex: 1; }
.topbar-actions { display: flex; align-items: center; gap: .5rem; }
.topbar-btn { display: flex; align-items: center; gap: .35rem; padding: .4rem .75rem; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--card); color: var(--text-muted); font-size: .8rem; cursor: pointer; transition: all var(--trans); }
.topbar-btn:hover { border-color: var(--gold); color: var(--gold); }
.session-timer { font-size: .75rem; color: var(--text-muted); display: flex; align-items: center; gap: .3rem; }
.session-timer.warn { color: var(--orange); font-weight: 600; }

/* ---- CONTENT ---- */
.content { flex: 1; padding: 1.5rem; }
.page-header { margin-bottom: 1.5rem; display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.page-header h1 { font-size: 1.4rem; font-weight: 700; color: var(--text); letter-spacing: -.02em; }
.page-header p { color: var(--text-muted); font-size: .85rem; margin-top: .2rem; }
.page-actions { display: flex; gap: .5rem; flex-wrap: wrap; flex-shrink: 0; }

/* ---- CARDS ---- */
.card { background: var(--card); border-radius: var(--radius); border: 1px solid var(--border); padding: 1.25rem; box-shadow: var(--shadow); }
.card-title { font-size: .8rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: .75rem; display: flex; align-items: center; gap: .4rem; }

/* ---- STAT CARDS ---- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; box-shadow: var(--shadow); transition: box-shadow var(--trans), transform var(--trans); }
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.stat-card-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: .5rem; }
.stat-icon { width: 40px; height: 40px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.stat-icon.gold { background: var(--gold-light); color: var(--gold); }
.stat-icon.green { background: var(--green-bg); color: var(--green); }
.stat-icon.blue { background: var(--blue-bg); color: var(--blue); }
.stat-icon.orange { background: var(--orange-bg); color: var(--orange); }
.stat-icon.red { background: var(--red-bg); color: var(--red); }
.stat-icon.purple { background: var(--purple-bg); color: var(--purple); }
.stat-label { font-size: .75rem; color: var(--text-muted); font-weight: 500; text-transform: uppercase; letter-spacing: .5px; }
.stat-value { font-size: 1.75rem; font-weight: 700; color: var(--text); letter-spacing: -.03em; line-height: 1.1; }
.stat-sub { font-size: .75rem; color: var(--text-muted); margin-top: .25rem; display: flex; align-items: center; gap: .3rem; }
.stat-change { display: inline-flex; align-items: center; gap: .15rem; font-size: .7rem; font-weight: 600; padding: .1rem .35rem; border-radius: 20px; }
.stat-change.up { background: var(--green-bg); color: var(--green); }
.stat-change.down { background: var(--red-bg); color: var(--red); }

/* ---- GRID LAYOUT ---- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }
.col-span-2 { grid-column: span 2; }

/* ---- TABLES ---- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead tr { background: #fafafa; border-bottom: 2px solid var(--border); }
th { padding: .75rem 1rem; text-align: left; font-size: .72rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .5px; white-space: nowrap; }
td { padding: .75rem 1rem; border-bottom: 1px solid #f4f4f5; vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafafa; }
.td-muted { color: var(--text-muted); font-size: .8rem; }
.td-bold { font-weight: 600; }

/* ---- BADGES ---- */
.badge { display: inline-flex; align-items: center; gap: .3rem; font-size: .7rem; font-weight: 600; padding: .2rem .6rem; border-radius: 20px; white-space: nowrap; }
.badge::before { content:''; width:6px; height:6px; border-radius:50%; background:currentColor; }
.badge-green  { background: var(--green-bg);  color: var(--green); }
.badge-blue   { background: var(--blue-bg);   color: var(--blue); }
.badge-orange { background: var(--orange-bg); color: var(--orange); }
.badge-red    { background: var(--red-bg);    color: var(--red); }
.badge-purple { background: var(--purple-bg); color: var(--purple); }
.badge-gray   { background: #f4f4f5;          color: var(--text-muted); }
.badge-gold   { background: var(--gold-light); color: #92610a; }

/* ---- BUTTONS ---- */
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .5rem 1rem; border-radius: var(--radius-sm); font-size: .85rem; font-weight: 500; cursor: pointer; border: 1px solid transparent; transition: all var(--trans); white-space: nowrap; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--gold); color: #fff; border-color: var(--gold); }
.btn-primary:hover:not(:disabled) { background: #b08a3a; border-color: #b08a3a; }
.btn-secondary { background: var(--card); color: var(--text); border-color: var(--border); }
.btn-secondary:hover:not(:disabled) { border-color: var(--gold); color: var(--gold); }
.btn-danger { background: var(--red-bg); color: var(--red); border-color: #fecaca; }
.btn-danger:hover:not(:disabled) { background: var(--red); color: #fff; }
.btn-success { background: var(--green-bg); color: var(--green); border-color: #bbf7d0; }
.btn-success:hover:not(:disabled) { background: var(--green); color: #fff; }
.btn-sm { padding: .3rem .65rem; font-size: .78rem; }
.btn-icon { padding: .4rem; width: 32px; height: 32px; justify-content: center; }

/* ---- FORMS ---- */
.form-grid { display: grid; gap: 1rem; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-group { display: flex; flex-direction: column; gap: .35rem; }
.form-group label { font-size: .8rem; font-weight: 600; color: var(--text); }
.form-group .hint { font-size: .72rem; color: var(--text-muted); }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=tel], input[type=date], select, textarea {
    width: 100%; padding: .5rem .75rem; border: 1px solid var(--border);
    border-radius: var(--radius-sm); font-size: .875rem; color: var(--text);
    background: var(--card); transition: border-color var(--trans), box-shadow var(--trans);
}
input:focus, select:focus, textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(201,160,80,.15); outline: none; }
textarea { resize: vertical; min-height: 80px; }
.form-check { display: flex; align-items: center; gap: .5rem; cursor: pointer; }
.form-check input { width: auto; }

/* ---- FILTERS BAR ---- */
.filters { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; align-items: center; }
.filters input, .filters select { width: auto; min-width: 140px; }
.filters-right { margin-left: auto; display: flex; gap: .5rem; }

/* ---- PAGINATION ---- */
.pagination { display: flex; align-items: center; gap: .25rem; padding: .75rem 0; }
.page-item { display: inline-flex; align-items: center; justify-content: center; min-width: 32px; height: 32px; padding: 0 .5rem; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--card); color: var(--text-muted); font-size: .8rem; cursor: pointer; transition: all var(--trans); }
.page-item:hover { border-color: var(--gold); color: var(--gold); }
.page-item.active { background: var(--gold); border-color: var(--gold); color: #fff; font-weight: 600; }
.page-item.disabled { opacity: .4; cursor: not-allowed; }

/* ---- ALERTS ---- */
.alert { padding: .75rem 1rem; border-radius: var(--radius-sm); font-size: .875rem; margin-bottom: 1rem; display: flex; align-items: flex-start; gap: .5rem; }
.alert-ok  { background: var(--green-bg); color: #14532d; border-left: 3px solid var(--green); }
.alert-err { background: var(--red-bg);   color: #7f1d1d; border-left: 3px solid var(--red); }
.alert-warn{ background: var(--orange-bg);color: #78350f; border-left: 3px solid var(--orange); }
.alert-info{ background: var(--blue-bg);  color: #1e3a8a; border-left: 3px solid var(--blue); }

/* ---- CHART CONTAINER ---- */
.chart-wrap { position: relative; height: 280px; }
.chart-wrap canvas { max-height: 100%; }
.chart-tabs { display: flex; gap: .25rem; margin-bottom: .75rem; }
.chart-tab { padding: .3rem .75rem; font-size: .78rem; font-weight: 500; border-radius: var(--radius-sm); border: 1px solid var(--border); background: none; cursor: pointer; color: var(--text-muted); transition: all var(--trans); }
.chart-tab.active { background: var(--gold); border-color: var(--gold); color: #fff; }

/* ---- STOC INDICATOR ---- */
.stoc-bar { display: flex; align-items: center; gap: .5rem; }
.stoc-fill { flex: 1; height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; }
.stoc-fill-inner { height: 100%; border-radius: 3px; transition: width .3s; }
.stoc-ok    .stoc-fill-inner { background: var(--green); }
.stoc-warn  .stoc-fill-inner { background: var(--orange); }
.stoc-critic .stoc-fill-inner { background: var(--red); }
.stoc-num { font-size: .78rem; font-weight: 600; white-space: nowrap; }

/* ---- UPLOAD ZONE ---- */
.upload-zone { border: 2px dashed var(--border); border-radius: var(--radius); padding: 2rem; text-align: center; cursor: pointer; transition: all var(--trans); }
.upload-zone:hover, .upload-zone.dragover { border-color: var(--gold); background: var(--gold-light); }
.upload-zone p { color: var(--text-muted); font-size: .875rem; margin-top: .5rem; }
.upload-preview { display: grid; grid-template-columns: repeat(auto-fill, minmax(80px, 1fr)); gap: .5rem; margin-top: .75rem; }
.upload-preview img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--radius-sm); border: 1px solid var(--border); }

/* ---- EMPTY STATE ---- */
.empty-state { text-align: center; padding: 3rem 1rem; color: var(--text-muted); }
.empty-state svg { margin: 0 auto .75rem; opacity: .3; }
.empty-state h3 { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: .25rem; }
.empty-state p { font-size: .85rem; }

/* ---- LOGIN PAGE ---- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--sb-bg); background-image: radial-gradient(circle at 20% 50%, #c9a05010 0%, transparent 50%), radial-gradient(circle at 80% 20%, #c9a05008 0%, transparent 50%); padding: 1rem; }
.login-card { background: var(--card); border-radius: 16px; padding: 2.5rem; width: 100%; max-width: 400px; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo-name { font-size: 1.75rem; font-weight: 700; letter-spacing: -.03em; }
.login-logo-sub { font-size: .75rem; color: var(--text-muted); letter-spacing: 2px; text-transform: uppercase; margin-top: .15rem; }
.login-form { display: flex; flex-direction: column; gap: 1rem; }
.login-form input { padding: .7rem .9rem; }

/* ---- TOOLTIP ---- */
[data-tip] { position: relative; cursor: help; }
[data-tip]:hover::after { content: attr(data-tip); position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%); background: #18181b; color: #fff; padding: .3rem .6rem; border-radius: var(--radius-sm); font-size: .72rem; white-space: nowrap; pointer-events: none; z-index: 9999; }

/* ---- MODAL ---- */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 9000; display: flex; align-items: center; justify-content: center; padding: 1rem; opacity: 0; pointer-events: none; transition: opacity var(--trans); }
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal { background: var(--card); border-radius: var(--radius); padding: 1.5rem; max-width: 480px; width: 100%; box-shadow: var(--shadow-md); transform: translateY(10px); transition: transform var(--trans); }
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.modal-title { font-size: 1rem; font-weight: 700; }
.modal-close { border: none; background: none; cursor: pointer; color: var(--text-muted); padding: .25rem; border-radius: var(--radius-sm); }
.modal-close:hover { color: var(--red); }
.modal-footer { display: flex; gap: .5rem; justify-content: flex-end; margin-top: 1.25rem; }

/* ---- MOBILE OVERLAY ---- */
.sb-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 799; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
    :root { --sb-w: 220px; }
    .grid-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .sb-overlay.open { display: block; }
    .main-wrapper { margin-left: 0; }
    .topbar-burger { display: flex; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .col-span-2 { grid-column: span 1; }
    .content { padding: 1rem; }
    .form-grid-2, .form-grid-3 { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; }
    .page-actions { width: 100%; }
}
@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .topbar { padding: 0 1rem; }
    .filters { flex-direction: column; }
    .filters input, .filters select { width: 100%; }
    .filters-right { margin-left: 0; width: 100%; }
}

/* ---- SCROLLBAR GLOBAL ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #d4d4d8; }