:root {
    --page-bg: #f4f6f8;
    --panel-bg: #ffffff;
    --text-main: #1f2937;
    --text-muted: #64748b;
    --border: #d8dee8;
    --primary: #0f4c81;
    --primary-hover: #0b3a63;
    --success-bg: #e9f8ef;
    --success-border: #9ad6ad;
    --warning-bg: #fff7e6;
    --warning-border: #f0c36d;
    --danger-bg: #fff0f0;
    --danger-border: #e29a9a;
    --shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
    --radius: 18px;
    --side-nav-bg-from: #2f80ed;
    --side-nav-bg-to: #1e5aa8;
    --side-nav-text: #ffffff;
    --side-nav-muted: #dbeafe;
    --side-nav-hover: rgba(255, 255, 255, 0.14);
    --side-nav-border: rgba(255, 255, 255, 0.18);
}


* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: linear-gradient(180deg, #eef2f6 0%, var(--page-bg) 45%, #ffffff 100%);
    color: var(--text-main);
    font-family: Arial, Helvetica, sans-serif;
}

.page {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 42px 0;
}

.hero-card,
.panel {
    background: var(--panel-bg);
    border: 1px solid var(--border);
    /* border-radius: var(--radius); */
    box-shadow: var(--shadow);
}

.hero-card {
    grid-template-columns: 1fr minmax(280px, 380px);
    gap: 24px;
    align-items: center;
    padding: 34px;
    margin-bottom: 24px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 12px;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.05;
}

h2 {
    margin-bottom: 12px;
    font-size: 1.35rem;
}

.hero-text,
.panel p,
.helper-text {
    color: var(--text-muted);
    line-height: 1.55;
}

.status-card {
    border-radius: 14px;
    padding: 18px;
    border: 1px solid var(--border);
    background: #f8fafc;
}

.status-card strong,
.status-card span {
    display: block;
}

.status-card span {
    margin-top: 8px;
    color: var(--text-muted);
    font-size: 0.70rem;
    line-height: 1.45;
}

.status-ok {
    background: var(--success-bg);
    border-color: var(--success-border);
}

.status-warning,
.status-loading {
    background: var(--warning-bg);
    border-color: var(--warning-border);
}

.status-error,
.alert-danger {
    background: var(--danger-bg);
    border-color: var(--danger-border);
}

.layout-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 24px;
    margin-bottom: 24px;
}

.panel {
    padding: 28px;
}

.template-panel {
    flex-direction: column;
    justify-content: space-between;
    gap: 24px;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 16px;
    /* border-radius: 12px; */
    border: 1px solid transparent;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    width: fit-content;
    background: var(--primary);
    color: white;
    box-shadow: 0 8px 16px rgba(15, 76, 129, 0.22);
}

.button-primary:hover {
    background: var(--primary-hover);
}

.button-outline {
    color: var(--primary);
    background: white;
    border-color: var(--primary);
}

.button-muted {
    color: var(--text-main);
    background: #eef2f6;
    border-color: #d7dde5;
}

.generator-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    align-items: end;
}

.field {
    display: grid;
    gap: 8px;
    font-weight: 700;
}

input,
select {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid var(--border);
    /* border-radius: 12px; */
    background: white;
    color: var(--text-main);
    font: inherit;
}

code {
    padding: 2px 5px;
    border-radius: 6px;
    background: #eef2f6;
    color: #334155;
}

.info-panel {
    margin-bottom: 24px;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.steps > div {
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #f8fafc;
}

.step-number {
    display: inline-flex;
    width: 30px;
    height: 30px;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-weight: 700;
}

.alert {
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 14px;
    margin-bottom: 18px;
}

.alert-success {
    background: var(--success-bg);
    border-color: var(--success-border);
}

.alert-warning {
    background: var(--warning-bg);
    border-color: var(--warning-border);
}

.result-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 14px;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 900px;
}

th,
td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

th {
    background: #f1f5f9;
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

tr:last-child td {
    border-bottom: 0;
}

.footer-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
}

@media (max-width: 860px) {
    .hero-card,
    .layout-grid,
    .generator-form,
    .steps {
        grid-template-columns: 1fr;
    }

    .page {
        width: min(100% - 20px, 1180px);
        padding: 18px 0;
    }

    .hero-card,
    .panel {
        padding: 20px;
    }
}

.top-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: -8px 0 24px;
}

.top-nav a,
.tabs a {
    display: inline-flex;
    align-items: center;
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid var(--border);
    background: #ffffff;
    color: var(--primary);
    text-decoration: none;
    font-weight: 700;
}

.top-nav a:hover,
.tabs a:hover,
.tabs a.active {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.narrow-panel {
    max-width: 760px;
}

.settings-form,
.search-form {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 16px;
    align-items: end;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 18px;
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 4px 10px;
    border: 1px solid var(--border);
    font-size: 0.78rem;
    font-weight: 700;
    white-space: nowrap;
}

.badge-ok {
    background: var(--success-bg);
    border-color: var(--success-border);
}

.badge-muted {
    background: #eef2f6;
    color: var(--text-muted);
}

.edit-table input {
    min-width: 140px;
    min-height: 36px;
    margin-bottom: 6px;
    padding: 7px 8px;
    font-size: 0.9rem;
}

.page-wide {
    width: min(1480px, calc(100% - 32px));
}

.compact-info .steps p {
    margin-bottom: 0;
}

@media (max-width: 860px) {
    .settings-form,
    .search-form {
        grid-template-columns: 1fr;
    }
}

.button-danger {
    color: #8a1f1f;
    background: var(--danger-bg);
    border-color: var(--danger-border);
}

.button-danger:hover {
    background: #ffe2e2;
}

.button-small {
    min-height: 36px;
    padding: 7px 10px;
    font-size: 0.86rem;
}

.row-actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 96px;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(15, 23, 42, 0.42);
    z-index: 50;
}

.modal-backdrop[hidden] {
    display: none;
}

.modal-card {
    width: min(520px, 100%);
    padding: 26px;
    background: var(--panel-bg);
    border: 1px solid var(--border);
    box-shadow: 0 20px 70px rgba(15, 23, 42, 0.28);
}

.modal-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 20px;
}

.button:disabled,
.button[disabled] {
    cursor: not-allowed;
    opacity: 0.55;
    transform: none;
    box-shadow: none;
}

.section-title {
    margin: 26px 0 14px;
}

.section-title h2 {
    margin-bottom: 6px;
}

.section-title-spaced {
    margin-top: 34px;
}

.accent-panel {
    border-color: #b8cde2;
}

.dm-panel {
    border-color: #d4c4a8;
}

.generator-form-single {
    grid-template-columns: 1fr;
}

.readonly-field {
    align-self: stretch;
}

.readonly-box {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 10px 12px;
    border: 1px solid var(--border);
    background: #f8fafc;
    color: var(--text-muted);
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.sequence-panel {
    width: 100%;
}

.sequence-summary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0;
}

.sequence-summary > div {
    padding: 14px;
    border: 1px solid var(--border);
    background: #f8fafc;
}

.sequence-summary span,
.sequence-summary strong {
    display: block;
}

.sequence-summary span {
    color: var(--text-muted);
    font-size: 0.82rem;
    margin-bottom: 6px;
}

@media (max-width: 860px) {
    .settings-grid,
    .sequence-summary {
        grid-template-columns: 1fr;
    }
}

/* Numerazione: lista ordinata + popup */
.numbering-panel {
    margin-top: 24px;
}

.numbering-panel-spaced {
    margin-top: 26px;
}

.numbering-title {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin: 0 0 18px;
}

.sequence-list {
    display: grid;
    gap: 12px;
}

.sequence-row {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(260px, 360px) auto;
    gap: 18px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--border);
    background: #f8fafc;
}

.sequence-row-main {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.sequence-row-main h3 {
    margin: 0 0 4px;
    font-size: 1rem;
}

.sequence-row-main .helper-text {
    margin-bottom: 0;
    font-size: 0.88rem;
}

.sequence-row-numbers {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.sequence-row-numbers > div {
    padding: 11px 12px;
    border: 1px solid var(--border);
    background: white;
}

.sequence-row-numbers span,
.sequence-row-numbers strong {
    display: block;
}

.sequence-row-numbers span {
    color: var(--text-muted);
    font-size: 0.78rem;
    margin-bottom: 4px;
}

.sequence-row-numbers strong {
    font-size: 1.05rem;
}

.sequence-modal-card {
    position: relative;
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 34px;
    height: 34px;
    border: 1px solid var(--border);
    background: #f8fafc;
    color: var(--text-main);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
}

.modal-close:hover {
    background: #eef2f6;
}

.sequence-summary-modal {
    margin-bottom: 18px;
}

.sequence-modal-form {
    grid-template-columns: 1fr 1fr;
}

.sequence-modal-form .modal-actions {
    grid-column: 1 / -1;
}

body.modal-open {
    overflow: hidden;
}

@media (max-width: 980px) {
    .sequence-row {
        grid-template-columns: 1fr;
    }

    .sequence-row .button {
        width: fit-content;
    }
}

@media (max-width: 640px) {
    .numbering-title {
        display: grid;
    }

    .sequence-row-numbers,
    .sequence-modal-form {
        grid-template-columns: 1fr;
    }
}

.badge-warning {
    background: var(--warning-bg);
    border-color: var(--warning-border);
}

.badge-danger {
    background: var(--danger-bg);
    border-color: var(--danger-border);
    color: #8a1f1f;
}

.generator-form-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: end;
    margin-bottom: 18px;
}

.section-divider {
    margin: 28px 0;
    border: 0;
    border-top: 1px solid var(--border);
}

@media (max-width: 980px) {
    .generator-form-three {
        grid-template-columns: 1fr;
    }
}

/* Layout V7: navbar laterale */
.app-shell {
    display: flex;
    min-height: 100vh;
    background: linear-gradient(180deg, #eef2f6 0%, var(--page-bg) 45%, #ffffff 100%);
}

.side-nav {
    position: sticky;
    top: 0;
    flex: 0 0 278px;
    width: 278px;
    height: 100vh;
    padding: 26px 20px;
    background: linear-gradient(180deg, var(--side-nav-bg-from) 0%, var(--side-nav-bg-to) 100%);
    color: var(--side-nav-text);
    border-right: 1px solid var(--side-nav-border);
    overflow-y: auto;
}

.side-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #ffffff;
    text-decoration: none;
    margin-bottom: 28px;
}

.side-brand-logo {
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    object-fit: contain;
    padding: 5px;
    background: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.55);
    border-radius: 12px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
}

.side-brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.14);
    border-radius: 12px;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.side-brand-mark[hidden] {
    display: none;
}

.side-brand strong,
.side-brand small {
    display: block;
}

.side-brand small {
    margin-top: 3px;
    color: var(--side-nav-muted);
    font-size: 0.78rem;
}

.side-nav-menu {
    display: grid;
    gap: 8px;
}

.side-nav-section {
    margin: 18px 0 4px;
    color: var(--side-nav-muted);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.side-nav-link {
    display: flex;
    align-items: center;
    min-height: 42px;
    padding: 10px 12px;
    color: #eff6ff;
    text-decoration: none;
    font-weight: 700;
    border: 1px solid transparent;
    background: transparent;
}

.side-nav-link:hover,
.side-nav-link-active {
    color: #ffffff;
    border-color: var(--side-nav-border);
    background: var(--side-nav-hover);
}

.app-content.page {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 36px;
}

.app-content .hero-card {
    margin-top: 0;
}

@media (max-width: 980px) {
    .app-shell {
        display: block;
    }

    .side-nav {
        position: relative;
        width: 100%;
        height: auto;
        padding: 18px;
    }

    .side-brand {
        margin-bottom: 16px;
    }

    .side-nav-menu {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .side-nav-section {
        width: 100%;
        margin: 12px 0 0;
    }

    .side-nav-link {
        min-height: 38px;
    }

    .app-content.page {
        padding: 18px;
    }
}

/* Login protetto */
.login-body {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 18% 18%, rgba(47, 128, 237, 0.28), transparent 30%),
        radial-gradient(circle at 82% 12%, rgba(15, 76, 129, 0.20), transparent 28%),
        linear-gradient(135deg, #0f2742 0%, #163d63 45%, #edf4fb 45%, #f8fafc 100%);
}

.login-body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: linear-gradient(135deg, rgba(0, 0, 0, 0.75), transparent 62%);
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.login-card {
    position: relative;
    width: min(440px, 100%);
    padding: 34px;
    background: rgba(255, 255, 255, 0.97);
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 26px;
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.24);
    backdrop-filter: blur(10px);
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 22px;
}

.login-brand-logo {
    width: 62px;
    height: 62px;
    object-fit: cover;
    border-radius: 18px;
    border: 1px solid rgba(15, 76, 129, 0.16);
    box-shadow: 0 12px 24px rgba(15, 76, 129, 0.16);
    background: #ffffff;
}

.login-brand h1 {
    margin: 4px 0 0;
    font-size: 1.65rem;
}

.login-form {
    display: grid;
    gap: 16px;
    margin-top: 18px;
}

.side-nav-link-logout {
    color: #fee2e2;
}

.side-nav-link-logout:hover {
    color: #ffffff;
    border-color: rgba(254, 226, 226, 0.35);
    background: rgba(239, 68, 68, 0.18);
}