/* ═══════════════════════════════════════════
   Gestionale Interventi – FabricAI Theme
   Beige / White / Black palette
   ═══════════════════════════════════════════ */

:root {
    --color-white: #FFFFFF;
    --color-cream: #FAF8F5;
    --color-beige: #F5F0E8;
    --color-beige-dark: #E8E0D5;
    --color-border: #E0D8CD;
    --color-text: #2C2C2C;
    --color-text-light: #6B6B6B;
    --color-accent: #1A1A1A;
    --color-accent-hover: #333333;
    --color-danger: #C0392B;
    --color-success: #27AE60;
    --color-warn: #E67E22;
    --sidebar-w: 240px;
    --radius: 8px;
    --radius-sm: 4px;
    --shadow: 0 1px 3px rgba(0,0,0,.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,.08);
    --transition: .2s ease;
}

/* ── Reset & Base ────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--color-cream);
    color: var(--color-text);
    line-height: 1.5;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-weight: 600; letter-spacing: -.01em; }
h2 { font-size: 1.4rem; margin-bottom: 1rem; }
h3 { font-size: 1.1rem; }

/* ── Page container ──────────────────────── */
.page { display: none; }
.page.active { display: flex; }

#login-page { justify-content: center; align-items: center; min-height: 100vh; background: var(--color-beige); }
#main-app { min-height: 100vh; }

/* ── Login ────────────────────────────────── */
.login-container {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 3rem 2.5rem;
    width: 100%;
    max-width: 380px;
    box-shadow: var(--shadow-md);
    text-align: center;
}
.login-logo {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: .5rem;
}
.login-container h1 {
    font-size: 1.3rem;
    margin-bottom: .25rem;
}
.subtitle {
    color: var(--color-text-light);
    font-size: .85rem;
    margin-bottom: 1.5rem;
}
.error-text {
    color: var(--color-danger);
    font-size: .8rem;
    margin-top: .75rem;
}

/* ── Forms ────────────────────────────────── */
.form-group {
    margin-bottom: 1rem;
    text-align: left;
}
.form-group label {
    display: block;
    font-weight: 500;
    font-size: .8rem;
    margin-bottom: .3rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: .04em;
}
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
textarea,
select,
.select-input {
    width: 100%;
    padding: .55rem .75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: .9rem;
    font-family: inherit;
    background: var(--color-white);
    color: var(--color-text);
    transition: border var(--transition);
}
input:focus, textarea:focus, select:focus, .select-input:focus {
    outline: none;
    border-color: var(--color-accent);
}
textarea { resize: vertical; min-height: 80px; }

/* ── Buttons ──────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .5rem 1rem;
    font-size: .85rem;
    font-weight: 500;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-text);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn:hover { background: var(--color-beige); }
.btn-primary {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}
.btn-primary:hover { background: var(--color-accent-hover); }
.btn-danger {
    background: var(--color-danger);
    color: var(--color-white);
    border-color: var(--color-danger);
}
.btn-ghost {
    background: transparent;
    border-color: transparent;
}
.btn-ghost:hover { background: var(--color-beige); }
.btn-full { width: 100%; justify-content: center; padding: .65rem; }
.btn-sm { padding: .35rem .7rem; font-size: .8rem; }

/* ── Sidebar ──────────────────────────────── */
.sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    width: var(--sidebar-w);
    background: var(--color-white);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    z-index: 50;
}
.sidebar-header {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: 1.25rem 1.25rem .75rem;
    font-weight: 600;
    font-size: 1.05rem;
}
.sidebar-logo-icon { font-size: 1.4rem; }
nav { flex: 1; padding: .5rem 0; }
.nav-item {
    display: flex;
    align-items: center;
    gap: .6rem;
    padding: .6rem 1.25rem;
    font-size: .9rem;
    color: var(--color-text-light);
    transition: all var(--transition);
}
.nav-item:hover { color: var(--color-text); background: var(--color-cream); }
.nav-item.active {
    color: var(--color-accent);
    background: var(--color-beige);
    font-weight: 500;
    border-right: 2px solid var(--color-accent);
}
.nav-icon { font-size: 1.1rem; width: 20px; text-align: center; }
.sidebar-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--color-border);
}
.user-info {
    display: flex;
    flex-direction: column;
    gap: .15rem;
    font-size: .8rem;
}

/* ── Main Content ─────────────────────────── */
.content {
    margin-left: var(--sidebar-w);
    padding: 2rem;
    min-height: 100vh;
}
.content-page { display: none; }
.content-page.active { display: block; }

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
    gap: .75rem;
}
.page-actions {
    display: flex;
    gap: .5rem;
    align-items: center;
}

/* ── Stats Grid ───────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--color-border);
}
.stat-card.stat-accent { border-left: 3px solid var(--color-accent); }
.stat-card.stat-warn { border-left: 3px solid var(--color-warn); }
.stat-icon {
    font-size: 1.5rem;
    color: var(--color-text-light);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-beige);
    border-radius: var(--radius-sm);
}
.stat-value { font-size: 1.5rem; font-weight: 600; }
.stat-label { font-size: .75rem; color: var(--color-text-light); text-transform: uppercase; letter-spacing: .04em; }

/* ── Sections ─────────────────────────────── */
.section { margin-bottom: 2rem; }
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: .75rem;
}

/* ── Tables ───────────────────────────────── */
.table-wrap {
    background: var(--color-white);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    overflow-x: auto;
    box-shadow: var(--shadow);
}
table {
    width: 100%;
    border-collapse: collapse;
    font-size: .85rem;
}
th {
    text-align: left;
    padding: .75rem 1rem;
    font-weight: 500;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--color-text-light);
    background: var(--color-cream);
    border-bottom: 1px solid var(--color-border);
}
td {
    padding: .65rem 1rem;
    border-bottom: 1px solid var(--color-beige);
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--color-cream); }
td.clickable { cursor: pointer; }

/* ── Badges ───────────────────────────────── */
.badge {
    display: inline-block;
    padding: .15rem .5rem;
    border-radius: 999px;
    font-size: .7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .03em;
    white-space: nowrap;
}
.badge-role { background: var(--color-beige); color: var(--color-text); }
.badge-nuovo { background: var(--color-beige-dark); color: var(--color-text); }
.badge-in_attesa_preventivo { background: #FEF3E2; color: #B8700A; }
.badge-preventivo_ricevuto { background: #E8F4FD; color: #1A6CA8; }
.badge-approvato { background: #E8FAF0; color: #1A8A4A; }
.badge-in_corso { background: #FFF3E0; color: #E65100; }
.badge-completato { background: #E0F2E9; color: #1B5E20; }
.badge-annullato { background: #F5F5F5; color: #757575; }

/* ── Cards List ───────────────────────────── */
.card-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: .75rem;
}
.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow);
}
.card-title { font-weight: 500; margin-bottom: .25rem; }
.card-sub { font-size: .8rem; color: var(--color-text-light); }

/* ── Ticket Detail ────────────────────────── */
.detail-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.detail-header h2 { margin-bottom: 0; }
.detail-actions { display: flex; gap: .5rem; flex-wrap: wrap; }
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.detail-field { margin-bottom: .75rem; }
.detail-field label {
    display: block;
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--color-text-light);
    margin-bottom: .15rem;
}
.detail-field .value { font-weight: 500; }
.detail-section {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
}

/* ── Modal ────────────────────────────────── */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.35);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}
.modal {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 1.5rem;
    width: 100%;
    max-width: 480px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-md);
}
.modal h3 { margin-bottom: 1rem; }
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: .5rem;
    margin-top: 1.25rem;
}

/* ── Utilities ────────────────────────────── */
.text-light { color: var(--color-text-light); }
.text-sm { font-size: .8rem; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: .5rem; }
.nowrap { white-space: nowrap; }
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-light);
    font-size: .9rem;
}
.clickable-row { cursor: pointer; }
.clickable-row:hover td { background: var(--color-beige) !important; }

/* ── Conversation Timeline ────────────────── */
.timeline {
    position: relative;
    padding-left: 2rem;
    margin-top: .75rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: .55rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}
.timeline-item {
    position: relative;
    margin-bottom: 1.25rem;
    padding: .85rem 1rem;
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}
.timeline-item.timeline-out {
    background: #f0efe8;
    border-color: #d8d4c8;
}
.timeline-dot {
    position: absolute;
    left: -1.7rem;
    top: 1rem;
    width: .7rem;
    height: .7rem;
    border-radius: 50%;
    background: var(--color-accent);
    border: 2px solid var(--color-white);
    box-shadow: 0 0 0 2px var(--color-border);
    z-index: 1;
}
.timeline-out .timeline-dot { background: #78716c; }
.timeline-header {
    display: flex;
    align-items: center;
    gap: .5rem;
    margin-bottom: .35rem;
    flex-wrap: wrap;
}
.timeline-header i {
    font-size: 1rem;
    color: var(--color-text-light);
}
.timeline-header .timeline-sender {
    font-weight: 600;
    font-size: .85rem;
}
.timeline-header .timeline-date {
    font-size: .75rem;
    color: var(--color-text-light);
    margin-left: auto;
}
.timeline-label {
    display: inline-block;
    font-size: .65rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    padding: .1rem .45rem;
    border-radius: 3px;
    background: var(--color-beige);
    color: var(--color-text-light);
    font-weight: 500;
}
.timeline-subject {
    font-size: .8rem;
    color: var(--color-text-light);
    margin-bottom: .3rem;
    font-style: italic;
}
.timeline-body {
    font-size: .82rem;
    line-height: 1.55;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--color-text);
}
.timeline-body .expand-btn {
    display: inline-block;
    margin-top: .3rem;
    font-size: .75rem;
    color: var(--color-accent);
    cursor: pointer;
    text-decoration: underline;
    background: none;
    border: none;
    padding: 0;
}
.timeline-empty {
    color: var(--color-text-light);
    font-size: .85rem;
    font-style: italic;
    padding: .5rem 0;
}

/* ── Toast ────────────────────────────────── */
.toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    background: var(--color-accent);
    color: var(--color-white);
    padding: .65rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: .85rem;
    z-index: 200;
    box-shadow: var(--shadow-md);
    animation: toastIn .3s ease;
}
.toast.error { background: var(--color-danger); }
@keyframes toastIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ───────────────────────────── */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        left: -260px;
        transition: left var(--transition);
        z-index: 999;
    }
    .sidebar.open { left: 0; }
    .content { margin-left: 0; padding: 1rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; }
}