/* SignalDesk theme — brand: black + gold/orange from SignalDesk-logo/icon */

:root {
    --sd-ink: #121212;
    --sd-ink-soft: #2a2a2a;
    --sd-gold: #ffb700;
    --sd-gold-deep: #e6a400;
    --sd-orange: #e67e22;
    --sd-orange-deep: #c96a15;
    --sd-surface: #f4f5f7;
    --sd-surface-elevated: #ffffff;
    --sd-muted: #6b7280;
    --sd-line: #e2e5ea;
    --sd-focus: rgba(255, 183, 0, 0.45);
    --sd-radius: 10px;
    --sd-font-brand: "Outfit", system-ui, sans-serif;
    --sd-font-body: "Source Sans 3", system-ui, sans-serif;
    --sd-sidebar-width: 260px;
    --sd-sidebar-collapsed: 4.75rem;
    --sd-header-height: 3.75rem;
    --sd-footer-height: 1.7rem;
    /* Sidebar: blu-grigio solido (più chiaro del primo, senza effetto opacità) */
    --sd-sidebar: #314e6d;
    --sd-sidebar-hi: #3d5f82;
    --sd-sidebar-lo: #2a425c;
}

html, body {
    font-family: var(--sd-font-body);
    font-size: 16px;
    line-height: 1.5;
    color: var(--sd-ink);
    background-color: var(--sd-surface);
    background-image:
        radial-gradient(ellipse 80% 50% at 100% -10%, rgba(255, 183, 0, 0.12), transparent 55%),
        radial-gradient(ellipse 60% 40% at -10% 100%, rgba(230, 126, 34, 0.08), transparent 50%),
        linear-gradient(180deg, #f7f8fa 0%, #eef0f3 100%);
    background-attachment: fixed;
    min-height: 100%;
}

h1, h2, h3, h4, .sd-brand-text {
    font-family: var(--sd-font-brand);
    font-weight: 600;
    letter-spacing: -0.02em;
}

a, .btn-link {
    color: var(--sd-orange-deep);
}

a:hover {
    color: var(--sd-ink);
}

.btn-primary {
    --bs-btn-color: var(--sd-ink);
    --bs-btn-bg: var(--sd-gold);
    --bs-btn-border-color: var(--sd-gold-deep);
    --bs-btn-hover-color: var(--sd-ink);
    --bs-btn-hover-bg: #ffc933;
    --bs-btn-hover-border-color: var(--sd-gold-deep);
    --bs-btn-focus-shadow-rgb: 230, 164, 0;
    --bs-btn-active-color: var(--sd-ink);
    --bs-btn-active-bg: var(--sd-gold-deep);
    --bs-btn-active-border-color: #cc9200;
    font-family: var(--sd-font-brand);
    font-weight: 600;
    border-radius: 8px;
    padding: 0.55rem 1.15rem;
    transition: transform 0.15s ease, background-color 0.15s ease;
}

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

.btn-outline-dark {
    font-family: var(--sd-font-brand);
    font-weight: 600;
    border-radius: 8px;
    border-color: var(--sd-ink);
}

/* Chip action — stesso aspetto di Esci / Cambia password */
.sd-chip-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--sd-font-brand);
    font-weight: 600;
    font-size: 0.9rem;
    line-height: 1.2;
    color: var(--sd-ink);
    text-decoration: none;
    padding: 0.35rem 0.7rem;
    border: 1px solid rgba(49, 78, 109, 0.22);
    border-radius: 8px;
    background: #fff;
    cursor: pointer;
}

.sd-chip-action:hover,
.sd-chip-action:focus-visible {
    color: var(--sd-orange);
    border-color: rgba(255, 183, 0, 0.55);
    background: rgba(255, 183, 0, 0.12);
    text-decoration: none;
}

.sd-chip-action:disabled {
    color: var(--sd-muted);
    border-color: rgba(49, 78, 109, 0.14);
    background: #f3f4f6;
    cursor: not-allowed;
    opacity: 0.85;
}

/* Text inputs — stesso look della ricerca Admin Users */
.sd-input,
.form-control {
    box-sizing: border-box;
    width: 100%;
    height: 2.25rem;
    min-height: 2.25rem;
    font-family: var(--sd-font-body);
    font-size: 0.9rem;
    line-height: 1.25;
    color: var(--sd-ink);
    background: #fff;
    border: 1px solid rgba(49, 78, 109, 0.22);
    border-radius: 8px;
    padding: 0.38rem 0.7rem;
}

.sd-input::placeholder,
.form-control::placeholder {
    color: var(--sd-muted);
}

.sd-input:hover,
.sd-input:focus,
.form-control:hover,
.form-control:focus {
    border-color: rgba(255, 183, 0, 0.55);
    outline: none;
    box-shadow: none;
}

.sd-input:disabled,
.form-control:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    background: #fff;
}

/* Checkbox — look SignalDesk riusabile */
.sd-check,
input[type="checkbox"] {
    width: 1.05rem;
    height: 1.05rem;
    accent-color: var(--sd-orange);
    flex-shrink: 0;
}

.sd-check-field {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 0.55rem;
    margin: 0 0 0.85rem;
    cursor: pointer;
}

.sd-check-field:last-child {
    margin-bottom: 0;
}

.sd-check-field:has(input:disabled) {
    cursor: not-allowed;
    opacity: 0.85;
}

/* Panels / form layout kit */
.sd-stack {
    display: grid;
    gap: 1.5rem;
    padding-bottom: 1.25rem;
}

.sd-panel {
    border: 1px solid var(--sd-line);
    border-radius: var(--sd-radius);
    background: var(--sd-surface-elevated);
    padding: 1rem 1.1rem 1.15rem;
}

.sd-panel__title {
    margin: 0;
    font-family: var(--sd-font-brand);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--sd-ink);
}

.sd-panel__lead {
    margin: 0.35rem 0 1rem;
    color: var(--sd-muted);
    font-size: 0.95rem;
}

.sd-row {
    display: grid;
    gap: 1rem;
    align-items: stretch;
}

.sd-row--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.sd-grid {
    display: grid;
    gap: 0.85rem;
    align-items: start;
}

.sd-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.sd-field {
    display: grid;
    gap: 0.35rem;
    margin-bottom: 0.85rem;
    align-content: start;
    align-items: stretch;
}

.sd-field:last-child {
    margin-bottom: 0;
}

.sd-label {
    font-family: var(--sd-font-brand);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: #5a6573;
}

.sd-required {
    color: #b91c1c;
    font-weight: 700;
    margin-left: 0.15rem;
}

.sd-hint {
    font-size: 0.85rem;
    color: var(--sd-muted);
}

.sd-field-error {
    font-size: 0.82rem;
    font-weight: 600;
    color: #991b1b;
}

.sd-input.sd-input--invalid,
.sd-input--invalid {
    border-color: rgba(185, 28, 28, 0.55);
    box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.12);
}

.sd-actions {
    display: flex;
    gap: 0.75rem;
}

.sd-actions--end {
    justify-content: flex-end;
}

.sd-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    margin: 0 0 1rem;
    padding: 0.75rem 0.65rem 0.75rem 0.9rem;
    border-radius: 8px;
    border: 1px solid transparent;
}

.sd-alert__text {
    flex: 1 1 auto;
    margin: 0;
    min-width: 0;
}

.sd-alert__dismiss {
    flex: 0 0 auto;
    margin: -0.2rem -0.1rem -0.2rem 0;
    padding: 0.1rem 0.4rem;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: inherit;
    font-size: 1.15rem;
    line-height: 1;
    opacity: 0.65;
    cursor: pointer;
}

.sd-alert__dismiss:hover,
.sd-alert__dismiss:focus-visible {
    opacity: 1;
    background: rgba(18, 18, 18, 0.06);
    outline: none;
}

.sd-alert--error {
    color: #991b1b;
    background: rgba(185, 28, 28, 0.08);
    border-color: rgba(185, 28, 28, 0.25);
}

.sd-alert--success {
    color: #166534;
    background: rgba(21, 128, 61, 0.08);
    border-color: rgba(21, 128, 61, 0.25);
}

.sd-muted-status {
    margin: 0.5rem 0 0;
    color: var(--sd-muted);
}

/* Soft chips (work item types, tags) */
.sd-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-family: var(--sd-font-brand);
    font-size: 0.78rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--sd-ink-soft);
    background: #eef2f6;
    border: 1px solid rgba(49, 78, 109, 0.14);
    border-radius: 999px;
    padding: 0.2rem 0.55rem;
}

.sd-chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.sd-chip--toggle {
    cursor: pointer;
    background: #fff;
    border-color: rgba(49, 78, 109, 0.22);
}

.sd-chip--toggle:hover,
.sd-chip--toggle:focus-visible {
    border-color: rgba(255, 183, 0, 0.55);
    background: rgba(255, 183, 0, 0.12);
    outline: none;
}

.sd-chip--selected {
    color: var(--sd-ink);
    background: rgba(255, 183, 0, 0.18);
    border-color: rgba(230, 164, 0, 0.55);
}

.sd-chip__remove {
    margin: 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--sd-muted);
    cursor: pointer;
    font-size: 0.95rem;
    line-height: 1;
}

.sd-chip__remove:hover,
.sd-chip__remove:focus-visible {
    color: var(--sd-orange-deep);
    outline: none;
}

.sd-add-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.55rem;
    align-items: center;
}

@media (max-width: 900px) {
    .sd-row--2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 700px) {
    .sd-grid--2 {
        grid-template-columns: 1fr;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.2rem var(--sd-focus);
}

.content {
    padding-top: 0.5rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #2f9e5b;
}

.invalid {
    outline: 1px solid #c62828;
}

.validation-message {
    color: #c62828;
}

.blazor-error-boundary {
    background: #c62828;
    padding: 1rem 1.25rem;
    color: white;
    border-radius: var(--sd-radius);
}

.blazor-error-boundary::after {
    content: "Si è verificato un errore.";
}

/* Home / brand surfaces */
.sd-hero {
    max-width: 42rem;
    padding: 1.5rem 0 2.5rem;
    animation: sd-fade-up 0.45s ease-out both;
}

.sd-hero__eyebrow {
    font-family: var(--sd-font-brand);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--sd-muted);
    margin-bottom: 0.75rem;
}

.sd-hero__title-row {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin: 0 0 0.75rem;
}

.sd-hero__title-row .sd-hero__title {
    margin: 0;
}

.sd-back-btn {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.1rem;
    height: 2.1rem;
    border-radius: 8px;
    border: 1px solid var(--sd-line);
    background: var(--sd-surface-elevated);
    color: var(--sd-ink-soft);
    text-decoration: none;
    font-size: 1.05rem;
    line-height: 1;
    box-shadow: 0 1px 2px rgba(18, 18, 18, 0.04);
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.sd-back-btn:hover {
    color: var(--sd-ink);
    border-color: var(--sd-gold-deep);
    background: #fff8e6;
    box-shadow: 0 0 0 3px var(--sd-focus);
}

.sd-back-btn:focus-visible {
    outline: none;
    border-color: var(--sd-gold-deep);
    box-shadow: 0 0 0 3px var(--sd-focus);
}

.sd-hero__title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    line-height: 1.15;
    margin: 0 0 0.75rem;
    color: var(--sd-ink);
}

.sd-mark {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
}

.sd-mark img {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 8px;
}

.sd-mark__text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.sd-mark__name {
    font-family: var(--sd-font-brand);
    font-weight: 700;
    font-size: 1.15rem;
}

.sd-mark__signal {
    color: var(--sd-ink);
}

.sd-mark__desk {
    color: var(--sd-gold);
}

.sd-mark__by {
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
    margin-top: 0.2rem;
}

.sd-hero__lead {
    font-size: 1.125rem;
    color: var(--sd-muted);
    margin: 0 0 1.75rem;
    max-width: 36rem;
}

.sd-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* List / admin pages: denser header above content */
.sd-hero--compact {
    max-width: none;
    padding: 0.35rem 0 1rem;
}

.sd-hero--compact .sd-hero__eyebrow {
    margin-bottom: 0.35rem;
}

.sd-hero--compact .sd-hero__title-row {
    margin: 0 0 0.35rem;
}

.sd-hero--compact .sd-hero__title {
    font-size: clamp(1.35rem, 2.2vw, 1.65rem);
    margin: 0 0 0.35rem;
}

.sd-hero--compact .sd-hero__title-row .sd-hero__title {
    margin: 0;
}

.sd-hero--compact .sd-back-btn {
    width: 1.85rem;
    height: 1.85rem;
    font-size: 0.95rem;
}

.sd-hero--compact .sd-hero__lead {
    font-size: 0.95rem;
    margin: 0;
}

@keyframes sd-fade-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .sd-hero,
    .btn-primary {
        animation: none;
        transition: none;
    }
}