/* =====================================================
   PGASSIST · Area Riservata
   Stesso linguaggio visivo della home (temi chiaro/scuro)
===================================================== */

:root,
:root[data-theme="dark"] {
    color-scheme: dark;
    --bg: #07111f;
    --bg-alt: #091727;
    --card: #102238;
    --primary: #2f8cff;
    --primary-rgb: 47, 140, 255;
    --primary-light: #66b1ff;
    --primary-contrast: #ffffff;
    --text: #f4f7fb;
    --text-soft: #cbd6e4;
    --muted: #9eb0c5;
    --border: rgba(255, 255, 255, .08);
    --border-strong: rgba(255, 255, 255, .18);
    --glass: rgba(255, 255, 255, .04);
    --glass-hover: rgba(255, 255, 255, .08);
    --header-bg: rgba(7, 17, 31, .82);
    --shadow: 0 20px 50px rgba(0, 0, 0, .35);
    --ok: #4ade80;
    --warn: #fbbf24;
    --danger: #f87171;
    --violet: #c4b5fd;
    --teal: #5eead4;
    /* usati dalla home */
    --grid-line: rgba(255, 255, 255, .025);
    --box-grad-a: #102a45;
    --box-grad-b: #0b1929;
    --footer-text: #71839a;
}

:root[data-theme="light"] {
    color-scheme: light;
    --bg: #f6f9fd;
    --bg-alt: #eaf1fa;
    --card: #ffffff;
    --primary: #1a6fe0;
    --primary-rgb: 26, 111, 224;
    --primary-light: #1a6fe0;
    --primary-contrast: #ffffff;
    --text: #0b1a2c;
    --text-soft: #2c3f56;
    --muted: #55687f;
    --border: rgba(11, 26, 44, .10);
    --border-strong: rgba(11, 26, 44, .22);
    --glass: rgba(11, 26, 44, .03);
    --glass-hover: rgba(11, 26, 44, .07);
    --header-bg: rgba(246, 249, 253, .86);
    --shadow: 0 20px 45px rgba(26, 60, 110, .12);
    --ok: #15803d;
    --warn: #b45309;
    --danger: #b91c1c;
    --violet: #6d28d9;
    --teal: #0f766e;
    /* usati dalla home */
    --grid-line: rgba(11, 26, 44, .045);
    --box-grad-a: #e1eeff;
    --box-grad-b: #f3f8ff;
    --footer-text: #6a7d94;
}

:root {
    --sidebar-w: 260px;
    --topbar-h: 64px;
    --max-width: 1180px;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    transition: background .25s, color .25s;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
svg { display: block; }
button { font-family: inherit; }

:focus-visible {
    outline: 2px solid var(--primary-light);
    outline-offset: 2px;
    border-radius: 6px;
}

.muted { color: var(--muted); }
.small { font-size: 13px; }
.sr-only {
    position: absolute; width: 1px; height: 1px; overflow: hidden;
    clip: rect(0, 0, 0, 0); white-space: nowrap;
}

/* ---------- Logo ---------- */

.logo {
    display: flex; align-items: center; gap: 10px;
    font-size: 23px; font-weight: 800; letter-spacing: -1px; flex-shrink: 0;
}
.logo .icon { width: 30px; height: 36px; flex-shrink: 0; }
.logo span { color: var(--primary-light); font-weight: 400; letter-spacing: -0.5px; }

/* ---------- Pulsanti ---------- */

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 11px 18px; border-radius: 9px;
    font-weight: 700; font-size: 15px; line-height: 1.2;
    border: 1px solid transparent; cursor: pointer;
    transition: background .2s, transform .2s, border-color .2s;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--primary); color: var(--primary-contrast); }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-1px); }
:root[data-theme="light"] .btn-primary:hover { background: #0f5cc4; }
.btn-secondary { border-color: var(--border-strong); background: var(--glass); color: var(--text); }
.btn-secondary:hover { background: var(--glass-hover); }
.btn-danger {
    border-color: color-mix(in srgb, var(--danger) 45%, transparent);
    background: color-mix(in srgb, var(--danger) 10%, transparent);
    color: var(--danger);
}
.btn-danger:hover { background: color-mix(in srgb, var(--danger) 20%, transparent); }
.btn-sm { padding: 8px 14px; font-size: 14px; border-radius: 8px; }
.btn-lg { padding: 14px 22px; font-size: 16px; }
.btn-block { width: 100%; }

.icon-button {
    width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center;
    border-radius: 9px; border: 1px solid var(--border); background: var(--glass);
    color: var(--text); cursor: pointer; transition: background .2s; flex-shrink: 0;
}
.icon-button:hover { background: var(--glass-hover); }
.icon-button svg { width: 19px; height: 19px; }

.theme-toggle .i-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .i-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .i-moon { display: none; }

.menu-toggle { display: none; }

/* ---------- Topbar ---------- */

.topbar {
    position: fixed; top: 0; left: 0; right: 0; height: var(--topbar-h); z-index: 40;
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 0 24px;
    background: var(--header-bg);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 12px; min-width: 0; }

.user-chip {
    display: flex; align-items: center; gap: 10px; min-width: 0;
    padding: 5px 6px 5px 12px; border-radius: 999px;
    border: 1px solid var(--border); background: var(--glass);
}
.user-chip .name {
    font-size: 14px; font-weight: 600;
    max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ---------- Sidebar ---------- */

.sidebar {
    position: fixed; top: var(--topbar-h); bottom: 0; left: 0; width: var(--sidebar-w); z-index: 35;
    display: flex; flex-direction: column; justify-content: space-between; gap: 24px;
    padding: 20px 14px; overflow-y: auto;
    background: var(--bg-alt); border-right: 1px solid var(--border);
    transition: transform .25s;
}
.nav-group + .nav-group { margin-top: 22px; }
.nav-title {
    padding: 0 12px 8px; font-size: 11px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 1.5px; color: var(--muted);
}
.nav-item {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 12px; margin-bottom: 2px; border-radius: 9px;
    color: var(--text-soft); font-size: 15px; font-weight: 500;
    width: 100%; border: 0; background: none; cursor: pointer; text-align: left;
    transition: background .15s, color .15s;
}
.nav-item svg { width: 19px; height: 19px; flex-shrink: 0; color: var(--muted); }
.nav-item:hover { background: var(--glass-hover); color: var(--text); }
.nav-item.active { background: rgba(var(--primary-rgb), .14); color: var(--primary-light); font-weight: 700; }
.nav-item.active svg { color: var(--primary-light); }
.nav-item .count {
    margin-left: auto; min-width: 22px; padding: 1px 7px; border-radius: 999px;
    background: var(--primary); color: var(--primary-contrast);
    font-size: 12px; font-weight: 700; text-align: center;
}
.sidebar-foot { border-top: 1px solid var(--border); padding-top: 14px; }

/* Nome e livello dell'utente nel menu: visibili solo su mobile (su desktop sono in alto) */
.sidebar-user {
    display: none; align-items: center; justify-content: space-between; gap: 10px;
    padding: 4px 12px 12px;
}
.sidebar-user strong {
    font-size: 14px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.scrim { display: none; }

/* ---------- Contenuto ---------- */

.content { margin-left: var(--sidebar-w); padding: calc(var(--topbar-h) + 32px) 32px 56px; }
.content-inner { max-width: 1100px; margin: 0 auto; }

.page-head {
    display: flex; align-items: flex-end; justify-content: space-between; gap: 16px;
    flex-wrap: wrap; margin-bottom: 28px;
}
.page-head h1 { font-size: clamp(26px, 4vw, 34px); line-height: 1.15; letter-spacing: -0.02em; }
.page-head p { color: var(--muted); margin-top: 4px; }
.page-actions { display: flex; gap: 10px; flex-wrap: wrap; }

.eyebrow {
    display: inline-block; color: var(--primary-light); font-size: 12px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 2px; margin-bottom: 6px;
}

/* ---------- Avvisi ---------- */

.alert {
    padding: 13px 16px; border-radius: 10px; margin-bottom: 20px; font-size: 15px;
    border: 1px solid; display: flex; gap: 10px; align-items: flex-start;
}
.alert-success { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); background: color-mix(in srgb, var(--ok) 10%, transparent); }
.alert-error   { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); background: color-mix(in srgb, var(--danger) 10%, transparent); }
.alert-info    { color: var(--primary-light); border-color: rgba(var(--primary-rgb), .4); background: rgba(var(--primary-rgb), .1); }
.alert ul { margin: 0; padding-left: 18px; }
.alert a { text-decoration: underline; font-weight: 700; }

/* ---------- Pannelli ---------- */

.panel {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 16px; padding: 24px; margin-bottom: 24px;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.panel-head h2 { font-size: 18px; }
.panel > h2 { font-size: 18px; margin-bottom: 4px; }
.panel > p.muted { margin-bottom: 18px; font-size: 14px; }
.panel.flush { padding: 0; overflow: hidden; }
.panel.flush .panel-head { padding: 20px 24px 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.grid-2 > .panel { margin-bottom: 0; }

/* ---------- Statistiche ---------- */

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat {
    display: block; background: var(--card); border: 1px solid var(--border);
    border-radius: 16px; padding: 20px 22px; transition: transform .2s, border-color .2s, box-shadow .2s;
}
a.stat:hover { transform: translateY(-3px); border-color: rgba(var(--primary-rgb), .45); box-shadow: var(--shadow); }
.stat .label { color: var(--muted); font-size: 13px; font-weight: 600; }
.stat .value { font-size: 36px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.2; margin-top: 4px; }
.stat.accent { background: linear-gradient(145deg, rgba(var(--primary-rgb), .18), var(--card)); }

/* ---------- Tabelle ---------- */

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th {
    text-align: left; padding: 12px 18px; font-size: 11.5px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 1px; color: var(--muted);
    border-bottom: 1px solid var(--border); white-space: nowrap;
}
td { padding: 14px 18px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--glass); }
td .subject { font-weight: 600; }
td .subject:hover { color: var(--primary-light); }
td .sub { color: var(--muted); font-size: 13px; }
.nowrap { white-space: nowrap; }
.actions-cell { text-align: right; white-space: nowrap; }
.actions-cell form { display: inline; }

/* ---------- Badge ---------- */

.badge {
    display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 999px;
    font-size: 12px; font-weight: 700; white-space: nowrap;
    color: var(--primary-light); background: rgba(var(--primary-rgb), .14);
}
.badge-open     { color: var(--primary-light); background: rgba(var(--primary-rgb), .14); }
.badge-progress { color: var(--warn);   background: color-mix(in srgb, var(--warn) 15%, transparent); }
.badge-closed   { color: var(--ok);     background: color-mix(in srgb, var(--ok) 14%, transparent); }
.badge-wait     { color: var(--violet); background: color-mix(in srgb, var(--violet) 15%, transparent); }
.badge-visit    { color: var(--teal);   background: color-mix(in srgb, var(--teal) 15%, transparent); }
.badge-off      { color: var(--danger); background: color-mix(in srgb, var(--danger) 14%, transparent); }
.badge-admin    { color: var(--danger); background: color-mix(in srgb, var(--danger) 12%, transparent); }
.badge-master   { color: var(--warn);   background: color-mix(in srgb, var(--warn) 15%, transparent); }
.badge-normal   { color: var(--text-soft); background: var(--glass-hover); }
.prio-high      { color: var(--danger); font-weight: 700; }
.prio-low       { color: var(--muted); }

/* ---------- Filtri a schede ---------- */

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.tab {
    padding: 7px 14px; border-radius: 999px; font-size: 14px; font-weight: 600;
    color: var(--text-soft); border: 1px solid var(--border); background: var(--glass);
}
.tab:hover { background: var(--glass-hover); }
.tab.active { background: var(--primary); color: var(--primary-contrast); border-color: var(--primary); }

/* ---------- Form ---------- */

.field { margin-bottom: 18px; }
.field label, .label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: var(--text-soft); }
.input, .select, .textarea {
    width: 100%; padding: 11px 13px; border-radius: 9px;
    border: 1px solid var(--border-strong); background: var(--bg);
    color: var(--text); font: inherit; font-size: 15px;
    transition: border-color .2s, box-shadow .2s;
}
:root[data-theme="light"] .input,
:root[data-theme="light"] .select,
:root[data-theme="light"] .textarea { background: #fff; }
.textarea { min-height: 160px; resize: vertical; }
.input:focus, .select:focus, .textarea:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .25);
}
.input:disabled, .select:disabled { opacity: .6; cursor: not-allowed; }
.field-error { color: var(--danger); font-size: 13px; margin-top: 5px; }
.hint { color: var(--muted); font-size: 13px; margin-top: 5px; }
.check { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-soft); cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--primary); }
.form-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 8px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }

/* ---------- Richieste di registrazione ---------- */

.request { display: grid; grid-template-columns: 1.1fr 1.6fr auto; gap: 24px; align-items: start; }
.request h3 { font-size: 18px; }
.request-form { display: grid; grid-template-columns: 1fr 1fr auto; gap: 12px; align-items: end; }
.request-form .field { margin: 0; }

/* ---------- Utenti ---------- */

.user-row { display: grid; grid-template-columns: 1.3fr 2.6fr; gap: 20px; align-items: center; }
.user-row + .user-row { border-top: 1px solid var(--border); margin-top: 18px; padding-top: 18px; }
.user-row .who strong { display: block; }
.user-form { display: grid; grid-template-columns: 1fr 1.2fr 1fr auto; gap: 10px; align-items: end; }
.user-form .field { margin: 0; }
.user-form .field label { font-size: 12px; margin-bottom: 4px; }
.search { display: flex; gap: 8px; }
.search .input { width: 260px; }

/* ---------- Dettaglio ticket ---------- */

.meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 18px; margin-bottom: 22px; }
.meta dt { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.meta dd { margin-top: 3px; font-weight: 600; }
.ticket-body { white-space: pre-wrap; color: var(--text-soft); line-height: 1.7; }
.inline-form { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.inline-form .select { width: auto; min-width: 180px; }

/* ---------- Conversazione e allegati ---------- */

.section-title { font-size: 20px; margin: 8px 0 14px; }

.message {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 14px; padding: 18px 20px; margin-bottom: 14px;
}
.message-staff {
    border-color: rgba(var(--primary-rgb), .4);
    background: linear-gradient(145deg, rgba(var(--primary-rgb), .10), var(--card));
}
.message-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }

.attachments { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.attachment {
    display: inline-flex; align-items: center; gap: 8px; max-width: 100%;
    padding: 7px 12px; border-radius: 9px; font-size: 14px;
    border: 1px solid var(--border-strong); background: var(--glass);
    transition: background .2s, border-color .2s;
}
.attachment:hover { background: var(--glass-hover); border-color: rgba(var(--primary-rgb), .5); }
.attachment svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--primary-light); }
.attachment-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 280px; }
.attachment-size { color: var(--muted); font-size: 12px; white-space: nowrap; }

.input.file { padding: 8px; cursor: pointer; }
.input.file::file-selector-button {
    margin-right: 12px; padding: 7px 12px; border-radius: 7px; border: 1px solid var(--border-strong);
    background: var(--glass-hover); color: var(--text); font: inherit; font-size: 14px; font-weight: 600; cursor: pointer;
}

/* ---------- Paginazione ---------- */

.pagination-wrap { padding: 16px 24px; border-top: 1px solid var(--border); }
.pagination { display: flex; gap: 4px; list-style: none; flex-wrap: wrap; }
.pagination .page-link {
    display: inline-flex; min-width: 36px; height: 36px; padding: 0 10px; align-items: center; justify-content: center;
    border-radius: 8px; border: 1px solid var(--border); background: var(--glass);
    font-size: 14px; font-weight: 600; color: var(--text-soft);
}
.pagination a.page-link:hover { background: var(--glass-hover); }
.pagination .active .page-link { background: var(--primary); color: var(--primary-contrast); border-color: var(--primary); }
.pagination .disabled .page-link { opacity: .45; }

.empty { text-align: center; padding: 48px 20px; color: var(--muted); }
.empty svg { width: 38px; height: 38px; margin: 0 auto 12px; opacity: .6; }

/* ---------- Pagine di accesso (guest) ---------- */

body.auth {
    min-height: 100vh; min-height: 100svh;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: 24px 16px;
    background:
        radial-gradient(circle at 80% 15%, rgba(var(--primary-rgb), .20), transparent 40%),
        radial-gradient(circle at 15% 90%, rgba(var(--primary-rgb), .09), transparent 35%),
        var(--bg);
}
.auth-top { position: fixed; top: 16px; right: 16px; }
.auth-brand { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 26px; }
.auth-brand .logo { font-size: 28px; }
.auth-brand .logo .icon { width: 36px; height: 43px; }
.auth-card {
    width: min(460px, 100%); background: var(--card); border: 1px solid var(--border);
    border-radius: 18px; padding: 32px; box-shadow: var(--shadow);
}
.auth-card h1 { font-size: 26px; letter-spacing: -0.02em; margin-bottom: 4px; }
.auth-card .sub { color: var(--muted); margin-bottom: 22px; font-size: 15px; }
.auth-links { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 20px; font-size: 14px; }
.auth-links a { color: var(--primary-light); font-weight: 600; }
.auth-links a:hover { text-decoration: underline; }
.auth-back { margin-top: 22px; font-size: 14px; color: var(--muted); }
.auth-back:hover { color: var(--primary-light); }

/* =====================================================
   RESPONSIVE
===================================================== */

@media (max-width: 1100px) {
    .request { grid-template-columns: 1fr; gap: 16px; }
    .user-row { grid-template-columns: 1fr; gap: 12px; }
}

@media (max-width: 900px) {
    .menu-toggle { display: inline-flex; }
    .topbar { padding: 0 14px; }

    .sidebar { transform: translateX(-100%); box-shadow: var(--shadow); width: min(300px, 86vw); }
    .sidebar.open { transform: translateX(0); }
    .scrim.open {
        display: block; position: fixed; inset: var(--topbar-h) 0 0 0; z-index: 30;
        background: rgba(0, 0, 0, .5);
    }

    .content { margin-left: 0; padding: calc(var(--topbar-h) + 24px) 16px 48px; }
    .grid-2 { grid-template-columns: 1fr; }
    .grid-2 > .panel { margin-bottom: 24px; }
    .grid-2 > .panel:last-child { margin-bottom: 0; }
    .user-chip .name { display: none; }
    .user-chip { padding: 5px; }
}

@media (max-width: 640px) {
    .panel { padding: 18px; border-radius: 14px; }
    .panel.flush { padding: 0; }
    .panel.flush .panel-head { padding: 16px 18px 0; }
    .form-grid { grid-template-columns: 1fr; }
    .request-form { grid-template-columns: 1fr; }
    .request-form .btn { width: 100%; }
    .user-form { grid-template-columns: 1fr 1fr; }
    .user-form .btn { grid-column: 1 / -1; }
    .search { width: 100%; }
    .search .input { width: 100%; flex: 1; }
    .page-actions, .page-actions .btn { width: 100%; }
    .stat .value { font-size: 30px; }
    th, td { padding: 12px 14px; }
    .auth-card { padding: 24px 20px; }
    .topbar .btn-remote span { display: none; }
    .topbar .btn-remote { padding: 9px 11px; }
    .user-chip { display: none; }
    .sidebar-user { display: flex; }
    .request > form:last-child .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; }
}