@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;600&display=swap');

/* =========================================================
   KeyLabs — design tokens (dark tech theme)
   ========================================================= */
:root {
    --kl-blue: #5B7BFF;
    --kl-purple: #9D5CFF;
    --kl-gradient: linear-gradient(135deg, var(--kl-blue) 0%, var(--kl-purple) 100%);
    --kl-accent: #2DD4BF;
    --kl-ink: #F3F4FB;
    --kl-slate: #A9ABC9;
    --kl-muted: #74768F;
    --kl-bg: #0A0B14;
    --kl-bg-deep: #05060C;
    --kl-surface: #13152A;
    --kl-surface-alt: #1B1E3B;
    --kl-border: rgba(255, 255, 255, 0.09);
    --kl-border-strong: rgba(255, 255, 255, 0.16);
    --kl-danger: #FF6B76;
    --kl-radius: 14px;
    --kl-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 16px 40px -20px rgba(91, 123, 255, 0.35);
    --kl-font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    background: var(--kl-bg);
    background-image:
        radial-gradient(60% 40% at 85% -10%, rgba(157, 92, 255, 0.10) 0%, transparent 60%),
        radial-gradient(50% 35% at 5% 0%, rgba(91, 123, 255, 0.10) 0%, transparent 60%);
    background-attachment: fixed;
    color: var(--kl-ink);
    font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--kl-ink);
}

code, .mono {
    font-family: var(--kl-font-mono);
}

a, .btn-link {
    color: #93A6FF;
    text-decoration: none;
}

a:hover, .btn-link:hover {
    color: var(--kl-accent);
}

h1:focus {
    outline: none;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
    border-radius: 10px;
    font-weight: 600;
    padding: 0.55rem 1.1rem;
    transition: filter 0.15s ease, transform 0.05s ease, background-color 0.15s ease;
}

.btn-primary {
    color: #fff;
    background: var(--kl-gradient);
    border: none;
    box-shadow: 0 8px 24px -10px rgba(91, 123, 255, 0.55);
}

.btn-primary:hover, .btn-primary:focus {
    filter: brightness(1.1);
    color: #fff;
}

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

.btn-outline-primary {
    color: var(--kl-ink);
    border: 1px solid var(--kl-border-strong);
    background: var(--kl-surface);
}

.btn-outline-primary:hover {
    border-color: var(--kl-blue);
    color: #fff;
    background: var(--kl-surface-alt);
}

.btn-danger {
    background: rgba(255, 107, 118, 0.15);
    color: var(--kl-danger);
    border: 1px solid rgba(255, 107, 118, 0.3);
    border-radius: 10px;
    font-weight: 600;
}

.btn-danger:hover {
    background: rgba(255, 107, 118, 0.25);
    color: var(--kl-danger);
}

.btn-danger:disabled {
    opacity: 0.35;
}

.btn-sm {
    padding: 0.32rem 0.7rem;
    font-size: 0.85rem;
    border-radius: 8px;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.2rem rgba(91, 123, 255, 0.25);
}

/* =========================================================
   Forms
   ========================================================= */
.form-control, .form-select {
    background: var(--kl-surface-alt);
    border-radius: 10px;
    border: 1px solid var(--kl-border);
    color: var(--kl-ink);
    padding: 0.6rem 0.85rem;
}

.form-control:focus, .form-select:focus {
    background: var(--kl-surface-alt);
    color: var(--kl-ink);
    border-color: var(--kl-blue);
}

.form-control::placeholder {
    color: var(--kl-muted);
}

.form-floating > label {
    color: var(--kl-muted);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--kl-slate);
}

label.form-label {
    font-weight: 600;
    color: var(--kl-ink);
    font-size: 0.9rem;
}

.form-check-input {
    background-color: var(--kl-surface-alt);
    border: 1px solid var(--kl-border-strong);
}

.form-check-input:checked {
    background-color: var(--kl-blue);
    border-color: var(--kl-blue);
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--kl-accent);
}

.invalid {
    outline: 1px solid var(--kl-danger);
}

.validation-message {
    color: var(--kl-danger);
    font-size: 0.85rem;
}

/* =========================================================
   Cards / surfaces
   ========================================================= */
.kl-card {
    background: var(--kl-surface);
    border: 1px solid var(--kl-border);
    border-radius: var(--kl-radius);
    box-shadow: var(--kl-shadow);
}

.kl-panel {
    background: var(--kl-surface);
    border: 1px solid var(--kl-border);
    border-radius: var(--kl-radius);
    padding: 1.5rem;
}

.kl-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    background: rgba(91, 123, 255, 0.14);
    color: #A9BAFF;
}

.kl-badge.kl-badge-accent {
    background: rgba(45, 212, 191, 0.14);
    color: var(--kl-accent);
}

.kl-badge.kl-badge-muted {
    background: rgba(255, 255, 255, 0.06);
    color: var(--kl-slate);
}

.kl-badge.kl-badge-danger {
    background: rgba(255, 107, 118, 0.14);
    color: var(--kl-danger);
}

.kl-badge.kl-badge-warning {
    background: rgba(245, 166, 35, 0.15);
    color: #F5A623;
}

.kl-badge-status {
    vertical-align: middle;
    margin-left: 0.5rem;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* =========================================================
   Tables (admin)
   ========================================================= */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--kl-ink);
}

.kl-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--kl-surface);
    border: 1px solid var(--kl-border);
    border-radius: var(--kl-radius);
    overflow: hidden;
}

.kl-table th {
    text-align: left;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--kl-muted);
    background: var(--kl-bg-deep);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--kl-border);
}

.kl-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--kl-border);
    vertical-align: middle;
    color: var(--kl-ink);
}

.kl-table tr:last-child td {
    border-bottom: none;
}

.kl-table tr:hover td {
    background: rgba(255, 255, 255, 0.015);
}

/* =========================================================
   Misc
   ========================================================= */
.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #7a1f1f;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
    border-radius: 10px;
}

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

.darker-border-checkbox.form-check-input {
    border-color: var(--kl-border-strong);
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--kl-muted);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* =========================================================
   Auth pages (Login / Manage)
   ========================================================= */
.auth-page {
    min-height: calc(100vh - 3.75rem);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background:
        radial-gradient(55% 55% at 15% 10%, rgba(91, 123, 255, 0.16) 0%, transparent 60%),
        radial-gradient(45% 45% at 90% 90%, rgba(157, 92, 255, 0.16) 0%, transparent 60%);
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--kl-surface);
    border: 1px solid var(--kl-border);
    border-radius: 18px;
    box-shadow: var(--kl-shadow);
    padding: 2.25rem 2rem;
    text-align: center;
}

.auth-logo {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    margin-bottom: 1rem;
}

.auth-card h1 {
    font-size: 1.4rem;
    margin-bottom: 0.35rem;
}

.auth-subtitle {
    color: var(--kl-slate);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.auth-card form {
    text-align: left;
}

.password-field {
    position: relative;
}

.password-field .form-control {
    padding-right: 2.75rem;
}

/* Nasconde l'icona "occhio" nativa di Edge/Chromium e il pulsante "cancella" di IE/Edge
   legacy sui campi password: altrimenti si sovrappone al nostro pulsante personalizzato. */
.password-field input[type="password"]::-ms-reveal,
.password-field input[type="password"]::-ms-clear,
.password-field input[type="text"]::-ms-reveal,
.password-field input[type="text"]::-ms-clear {
    display: none;
    width: 0;
    height: 0;
}

.password-toggle {
    position: absolute;
    top: 0;
    right: 0;
    height: 100%;
    width: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--kl-muted);
    font-size: 1.05rem;
    z-index: 5;
}

.password-toggle:hover {
    color: var(--kl-ink);
}

.auth-forgot {
    text-align: center;
    margin-top: 1rem;
    margin-bottom: 0;
    font-size: 0.85rem;
}

/* =========================================================
   Admin area
   ========================================================= */
.kl-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.75rem;
}

.kl-page-header h1 {
    font-size: 1.6rem;
    margin-bottom: 0.3rem;
}

.kl-page-header p {
    color: var(--kl-slate);
    margin: 0;
}

.kl-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.kl-stat-card {
    padding: 1.25rem 1.4rem;
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.kl-stat-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--kl-gradient);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex: none;
}

.kl-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.1;
}

.kl-stat-label {
    color: var(--kl-slate);
    font-size: 0.8rem;
}

.kl-quick-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.kl-quick-link {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 1.1rem 1.25rem;
    color: var(--kl-ink);
}

.kl-quick-link:hover {
    border-color: var(--kl-blue);
    color: var(--kl-ink);
    background: var(--kl-surface-alt);
}

.kl-quick-link .bi {
    font-size: 1.2rem;
    color: var(--kl-blue);
}

.kl-table-wrap {
    overflow-x: auto;
}

.kl-checkbox-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    max-height: 260px;
    overflow-y: auto;
    border: 1px solid var(--kl-border);
    border-radius: 10px;
    padding: 0.85rem 1rem;
    background: var(--kl-bg-deep);
}

.kl-checkbox-list label {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--kl-ink);
}

.kl-form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.kl-alert {
    border-radius: 10px;
    padding: 0.7rem 1rem;
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    border: 1px solid transparent;
}

.kl-alert-danger {
    background: rgba(255, 107, 118, 0.1);
    border-color: rgba(255, 107, 118, 0.25);
    color: #FF9AA2;
}

.kl-alert-success {
    background: rgba(45, 212, 191, 0.1);
    border-color: rgba(45, 212, 191, 0.25);
    color: var(--kl-accent);
}

.kl-alert-warning {
    background: rgba(245, 166, 35, 0.1);
    border-color: rgba(245, 166, 35, 0.3);
    color: #F5A623;
}

.kl-alert p {
    margin: 0 0 0.5rem;
}

.kl-alert p:last-child {
    margin-bottom: 0;
}

.kl-hint {
    color: var(--kl-muted);
    font-size: 0.8rem;
    margin-top: -0.5rem;
    margin-bottom: 0.75rem;
}

.row-icon-img {
    width: 1.25rem;
    height: 1.25rem;
    object-fit: contain;
    vertical-align: -0.2rem;
    margin-right: 0.35rem;
    border-radius: 4px;
}

/* =========================================================
   Icon picker (admin — link form)
   ========================================================= */
.icon-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.85rem;
}

.icon-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--kl-border);
    background: var(--kl-bg-deep);
    color: var(--kl-slate);
    font-size: 0.85rem;
    font-weight: 600;
}

.icon-tab.active {
    background: var(--kl-gradient);
    border-color: transparent;
    color: #fff;
}

.icon-picker {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(46px, 1fr));
    gap: 0.5rem;
    background: var(--kl-bg-deep);
    border: 1px solid var(--kl-border);
    border-radius: 10px;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
}

.icon-option {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: 1px solid transparent;
    background: var(--kl-surface-alt);
    color: var(--kl-slate);
    font-size: 1.1rem;
}

.icon-option:hover {
    color: var(--kl-ink);
    border-color: var(--kl-border-strong);
}

.icon-option.selected {
    background: var(--kl-gradient);
    color: #fff;
}

.icon-upload {
    background: var(--kl-bg-deep);
    border: 1px solid var(--kl-border);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 0.5rem;
}

.icon-upload-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.icon-upload-preview img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    background: var(--kl-surface-alt);
    border: 1px solid var(--kl-border);
    border-radius: 10px;
    padding: 6px;
}

/* =========================================================
   Portal — card grids (link/project listings) & empty states
   ========================================================= */
.kl-empty-state {
    text-align: center;
    padding: 3rem 2rem;
    max-width: 460px;
    margin: 2rem auto 0;
}

.kl-empty-state .bi {
    font-size: 2rem;
    color: var(--kl-muted);
    margin-bottom: 0.75rem;
}

.kl-empty-state h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.link-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.link-card {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.25rem;
    position: relative;
    color: var(--kl-ink);
    transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.link-card:hover {
    transform: translateY(-2px);
    border-color: var(--kl-blue);
    color: var(--kl-ink);
    box-shadow: 0 12px 28px -14px rgba(91, 123, 255, 0.45);
}

.link-icon {
    flex: none;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--kl-gradient);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    overflow: hidden;
}

.link-icon-custom {
    background: var(--kl-surface-alt);
    border: 1px solid var(--kl-border);
    padding: 6px;
}

.link-icon-custom img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.link-card h3 {
    font-size: 1rem;
    margin: 0 0 0.25rem;
}

.link-card p {
    font-size: 0.85rem;
    color: var(--kl-slate);
    margin: 0;
}

.link-arrow {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--kl-muted);
    font-size: 0.9rem;
}