/* ================================================================
   TANA DESIGN SYSTEM — dark financial terminal
   La Tana del Drago Fumante — shared styles
   ================================================================ */

@font-face { font-family: 'Quasimodo'; src: url('../font/quasimodo.ttf') format('truetype'); }

/* ---------------------------------------------------------------- ROOT */
:root {
    --bg:          #0a0c12;
    --surface:     #1c2135;
    --surface2:    #242b42;
    --border:      #353c58;
    --border-soft: #2b3250;
    --gold:        #c9a84c;
    --gold-dim:    #8a6d2f;
    --gold-glow:   rgba(201,168,76,0.12);
    --text:        #d8dce8;
    --text-muted:  #6b7290;
    --text-dim:    #4a5070;
    --green:       #2ecc71;
    --green-dim:   rgba(46,204,113,0.12);
    --red:         #e74c3c;
    --red-dim:     rgba(231,76,60,0.12);
    --red-bright:  #ff5545;
    --blue:        #3d8bff;
    --blue-dim:    rgba(61,139,255,0.12);
    --amber:       #f39c12;
    --amber-dim:   rgba(243,156,18,0.1);
    --cc-gold:     rgba(201,168,76,0.06);
    --radius-sm:   4px;
    --radius:      8px;
    --radius-lg:   12px;
    --font:        'Segoe UI', system-ui, sans-serif;
    --mono:        'Cascadia Code', 'Consolas', monospace;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    background-image: radial-gradient(ellipse 60% 40% at 50% -10%, rgba(201,168,76,0.07) 0%, transparent 70%);
}

/* ---------------------------------------------------------------- LAYOUT */
.page-wrap { max-width: 1400px; margin: 0 auto; padding: 0 12px 60px; }

/* ---------------------------------------------------------------- TOP BAR */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0 14px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
    gap: 12px;
}
.top-bar-left { display: flex; align-items: center; gap: 14px; }
.top-bar img  { width: 38px; opacity: 0.95; }
.top-bar h1 {
    font-family: 'Quasimodo', serif;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold);
}
.top-bar-right { display: flex; align-items: center; gap: 8px; }

/* ---------------------------------------------------------------- ALERTS */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 0.85rem; font-weight: 600; }
.alert-ok  { background: var(--green-dim); color: var(--green); border: 1px solid rgba(46,204,113,0.25); }
.alert-err { background: var(--red-dim); color: var(--red-bright); border: 1px solid rgba(231,76,60,0.25); }

/* ---------------------------------------------------------------- BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.15s, transform 0.1s;
}
.btn:active { transform: scale(0.97); }
.btn--gold       { background: var(--gold); color: #0f1117; }
.btn--gold-ghost { background: rgba(201,168,76,0.12); color: var(--gold); border: 1px solid rgba(201,168,76,0.4); }
.btn--ghost      { background: var(--surface2); color: var(--text-muted); border: 1px solid var(--border); }
.btn--green { background: rgba(46,204,113,0.18); color: var(--green); border: 1px solid rgba(46,204,113,0.3); }
.btn--red   { background: rgba(231,76,60,0.18); color: var(--red-bright); border: 1px solid rgba(231,76,60,0.3); }
.btn--gold:hover       { opacity: 0.88; }
.btn--gold-ghost:hover { background: rgba(201,168,76,0.22); }
.btn--ghost:hover { border-color: var(--text-dim); color: var(--text); }
.btn--green:hover { background: rgba(46,204,113,0.25); }
.btn--red:hover   { background: rgba(231,76,60,0.25); }

/* ---------------------------------------------------------------- KPI STRIP */
.kpi-strip {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}
@media (min-width: 600px) { .kpi-strip { grid-template-columns: repeat(4, 1fr); } }
.kpi {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
    position: relative;
    overflow: hidden;
}
.kpi::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: var(--gold);
    opacity: 0.5;
}
.kpi.kpi--red::before   { background: var(--red); }
.kpi.kpi--green::before { background: var(--green); }
.kpi.kpi--blue::before  { background: var(--blue); }
.kpi-label {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.kpi-value {
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}
.kpi--red   .kpi-value { color: var(--red-bright); }
.kpi--green .kpi-value { color: var(--green); }
.kpi--blue  .kpi-value { color: var(--blue); }

/* ---------------------------------------------------------------- FILTERS PANEL */
.filters-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    overflow: hidden;
}
.filters-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 18px;
    cursor: pointer;
    user-select: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}
.filters-toggle[aria-expanded="true"] { border-bottom-color: var(--border); }
.filters-toggle-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.filters-toggle-label svg { color: var(--gold); }
.filters-chevron { color: var(--text-dim); transition: transform 0.25s; }
.filters-toggle[aria-expanded="true"] .filters-chevron { transform: rotate(180deg); }
.filters-body { display: none; padding: 18px; }
.filters-body.open { display: block; }
.filters-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
@media (min-width: 768px) {
    .filters-grid { grid-template-columns: repeat(5, 1fr); }
    .filters-grid .span2 { grid-column: span 2; }
}
.filter-group label {
    display: block;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 5px;
}
.filter-group input,
.filter-group select {
    width: 100%;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.82rem;
    padding: 8px 10px;
    transition: border-color 0.15s, box-shadow 0.15s;
    -webkit-appearance: none;
}
.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--gold-dim);
    box-shadow: 0 0 0 3px var(--gold-glow);
}
.filter-group input[type="date"] { font-size: 0.78rem; }
.filter-group select option { background: var(--surface2); }
.date-range { display: flex; gap: 6px; }
.date-range input { flex: 1; min-width: 0; }
.filter-actions { display: flex; gap: 8px; margin-top: 16px; }

/* ---------------------------------------------------------------- TABLE */
.table-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.table-scroll { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }

thead tr { background: var(--surface2); border-bottom: 1px solid var(--border); }
thead th {
    padding: 11px 10px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
    cursor: pointer;
    user-select: none;
    transition: color 0.15s;
}
thead th:hover { color: var(--gold); }
thead th.sorted-asc,
thead th.sorted-desc { color: var(--gold); }

.sort-ico {
    display: inline-flex;
    flex-direction: column;
    gap: 1px;
    margin-left: 3px;
    vertical-align: middle;
    line-height: 1;
}
.sort-ico span { font-size: 0.55em; opacity: 0.3; display: block; }
th.sorted-asc  .sort-ico .s-asc  { opacity: 1; color: var(--gold); }
th.sorted-desc .sort-ico .s-desc { opacity: 1; color: var(--gold); }

tbody tr { border-bottom: 1px solid var(--border-soft); transition: background 0.12s; }
tbody tr:hover { background: rgba(255,255,255,0.025); }

td {
    padding: 10px 10px;
    font-size: 0.82rem;
    text-align: center;
    color: var(--text);
    vertical-align: middle;
}

/* ---------------------------------------------------------------- CHIPS & BADGES */
.chip {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}
.chip--ok  { background: var(--green-dim); color: var(--green); border: 1px solid rgba(46,204,113,0.25); }
.chip--nok { background: var(--red-dim);   color: var(--red-bright); border: 1px solid rgba(231,76,60,0.3); }

.natura-badge {
    display: inline-block;
    padding: 2px 7px;
    border-radius: 3px;
    font-size: 0.63rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.natura-nero   { background: #2a2a2a; color: #ffffff; border: 1px solid #666; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1); }
.natura-bianco { background: rgba(255,255,255,0.18); color: #e8eaf0; border: 1px solid rgba(255,255,255,0.45); }

/* ---------------------------------------------------------------- FORM CARD */
.form-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}
.form-date-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.form-date-label {
    font-size: 0.7rem; font-weight: 600; letter-spacing: 0.09em;
    text-transform: uppercase; color: var(--text-muted); white-space: nowrap;
}
.form-date-input {
    background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius-sm);
    color: var(--text); font-family: var(--font); font-size: 0.85rem; padding: 8px 12px; -webkit-appearance: none;
}
.form-date-input:focus { outline: none; border-color: var(--gold-dim); box-shadow: 0 0 0 3px var(--gold-glow); }
.form-note {
    font-size: 0.75rem; color: var(--amber);
    padding: 8px 12px; background: var(--amber-dim);
    border: 1px solid rgba(243,156,18,0.2); border-radius: var(--radius-sm); margin-bottom: 16px;
}

/* ---------------------------------------------------------------- MODAL */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.modal-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-top: 3px solid var(--gold);
    border-radius: var(--radius-lg);
    padding: 28px;
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    overflow-y: auto;
}
.modal-title {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.modal-grid .span2 { grid-column: span 2; }
.modal-label {
    display: block;
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 5px;
}
.modal-input,
.modal-select {
    width: 100%;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.82rem;
    padding: 8px 10px;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
}
.modal-input:focus,
.modal-select:focus { outline: none; border-color: var(--gold-dim); box-shadow: 0 0 0 3px var(--gold-glow); }
.modal-textarea {
    width: 100%;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.82rem;
    padding: 8px 10px;
    resize: vertical;
    min-height: 60px;
    box-sizing: border-box;
}
.modal-textarea:focus { outline: none; border-color: var(--gold-dim); box-shadow: 0 0 0 3px var(--gold-glow); }
.modal-actions { display: flex; gap: 10px; margin-top: 20px; justify-content: flex-end; }

/* ---------------------------------------------------------------- SECTION TITLE */
.section-title {
    font-size: 0.65rem; font-weight: 700; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--text-muted);
    margin-bottom: 12px; display: flex; align-items: center; gap: 8px;
}
.section-title::before { content: ''; display: block; width: 3px; height: 14px; background: var(--gold); border-radius: 2px; }

/* ---------------------------------------------------------------- EMPTY STATE */
.empty-state { text-align: center; padding: 60px 20px; color: var(--text-dim); }
.empty-state svg { margin-bottom: 16px; opacity: 0.25; }
.empty-state p { font-size: 0.9rem; }

/* ---------------------------------------------------------------- BACK TO TOP */
#btn-top {
    display: none;
    position: fixed;
    bottom: 22px; right: 18px;
    z-index: 999;
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--gold);
    color: #0f1117;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 18px rgba(0,0,0,0.5);
    transition: background 0.2s, transform 0.15s;
    font-size: 0;
}
#btn-top::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 10px; height: 10px;
    border-left: 2.5px solid #0f1117;
    border-top: 2.5px solid #0f1117;
    transform: translate(-50%, -30%) rotate(45deg);
}
#btn-top:hover { background: #e0b955; transform: scale(1.1); }

/* ---------------------------------------------------------------- SITE FOOTER */
.site-footer {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    padding: 32px 0 20px;
    min-height: 90px;
}
.home-box {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 7px 14px;
    gap: 4px;
    transition: border-color 0.2s;
}
.home-box:hover { border-color: var(--gold-dim); }
.home-box img { width: 44px; opacity: 0.9; }
.home-box span { font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.09em; color: var(--text-muted); }
.footer-copy {
    position: absolute;
    bottom: 20px;
    left: 0;
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 0.03em;
}
@media (max-width: 500px) {
    .site-footer {
        flex-direction: column;
        align-items: center;
        gap: 10px;
        min-height: auto;
    }
    .footer-copy {
        position: static;
        text-align: center;
    }
}

/* ---------------------------------------------------------------- SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }