:root {
    --tp-cyan: #00ced1;
    --tp-cyan-dark: #0e8f93;
    --ink: #333;
    --muted: #666;
    --line: rgba(0, 0, 0, 0.1);
    --soft: rgba(0, 206, 209, 0.1);
    --radius: 12px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    min-height: 100%;
    font-family: Inter, "Segoe UI", system-ui, sans-serif;
    color: var(--ink);
    background: #fff;
}

button, input { font: inherit; }

a { color: var(--tp-cyan-dark); }

.eyebrow {
    margin: 0 0 8px;
    color: var(--tp-cyan-dark);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.muted { color: var(--muted); margin: 4px 0 0; }

.auth-wrap {
    width: min(400px, calc(100% - 32px));
    margin: 0 auto;
    padding: 40px 0 64px;
    text-align: left;
}

.auth-logo {
    display: block;
    width: fit-content;
    max-width: 100%;
    margin: 0 auto 24px;
}

.auth-logo img {
    display: block;
    width: min(200px, 70vw);
    height: auto;
    margin: 0 auto;
}

.auth-wrap .eyebrow {
    margin: 0 0 8px;
}

.auth-wrap h1 {
    margin: 0 0 20px;
    font-size: 1.8rem;
}

.auth-wrap .lead {
    margin: 0 0 20px;
}

.lead {
    margin: 0 0 24px;
    color: var(--muted);
    line-height: 1.5;
}

.auth-form label {
    display: block;
    margin-bottom: 14px;
    font-size: 0.92rem;
    font-weight: 600;
}

.auth-form .opz {
    font-weight: 500;
    color: var(--muted);
}

.auth-form input {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--tp-cyan);
    box-shadow: 0 0 0 4px var(--soft);
}

.auth-form button {
    width: 100%;
    margin-top: 6px;
    padding: 12px 16px;
    border: 0;
    border-radius: 10px;
    background: var(--tp-cyan-dark);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

.auth-switch {
    margin: 14px 0 0;
    color: var(--muted);
    font-size: 0.92rem;
    text-align: center;
}

.auth-form + .auth-switch {
    margin-top: 22px;
}

.errore { color: #c0392b; margin: 12px 0 0; }

.dash-intro {
    margin: 0 0 28px;
}

.dash-intro h1 {
    margin: 0;
    font-size: 1.55rem;
}

.btn-ghost {
    display: inline-block;
    padding: 10px 14px;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
}

.dash-wrap {
    width: min(980px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 64px;
}

.dash-wrap h2 {
    margin: 0 0 6px;
    font-size: 1.35rem;
}

.section-lead {
    margin: 0 0 18px;
    color: var(--muted);
    line-height: 1.5;
}

.tools-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 40px;
}

@media (min-width: 720px) {
    .tools-grid { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 980px) {
    .tools-grid { grid-template-columns: 1fr 1fr 1fr; }
}

.tool-card {
    display: flex;
    flex-direction: column;
    min-height: 180px;
    padding: 1.4rem 1.5rem;
    border-radius: 18px;
    background: #00ced1;
    color: #fff;
    text-decoration: none;
    box-shadow: 0 12px 28px rgba(0, 206, 209, 0.25);
    transition: transform 0.2s ease, background 0.2s ease;
}

.tool-card:hover {
    transform: translateY(-4px);
    background: #1db9c3;
    color: #fff;
}

.tool-card.alt {
    background: #111;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

.tool-card.alt:hover { background: #1c1c1c; }

.tool-kicker {
    display: inline-block;
    align-self: flex-start;
    margin-bottom: 0.75rem;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.tool-card h3 {
    margin: 0 0 0.45rem;
    font-size: 1.35rem;
    color: #fff;
}

.tool-card p {
    margin: 0;
    flex: 1;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.45;
    font-size: 0.95rem;
}

.tool-cta {
    margin-top: 1rem;
    font-weight: 800;
}

.empty {
    padding: 1.25rem 1.35rem;
    border: 1px dashed var(--line);
    border-radius: var(--radius);
    color: var(--muted);
}

.history-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.history-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fafafa;
}

.history-tool {
    display: inline-block;
    margin-bottom: 4px;
    color: var(--tp-cyan-dark);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.history-item strong { display: block; }

.history-item p {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.history-item time {
    display: block;
    margin-top: 6px;
    color: var(--muted);
    font-size: 0.82rem;
}

.btn-small {
    flex: 0 0 auto;
    padding: 8px 12px;
    border-radius: 8px;
    background: var(--tp-cyan-dark);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.88rem;
}

.credits-balance-lg {
    margin-top: 12px;
    font-size: 1.05rem;
}

.credits-balance-lg a {
    color: var(--tp-cyan-dark);
    font-weight: 700;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.credits-gauge-panel {
    margin: 0 0 2rem;
}

.credits-gauge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    padding: 1.75rem 1.25rem 1.5rem;
    border: 1px solid rgba(14, 143, 147, 0.18);
    border-radius: 20px;
    background:
        radial-gradient(600px 240px at 50% 0%, rgba(0, 206, 209, 0.16), transparent 60%),
        #fff;
    box-shadow: 0 16px 36px rgba(11, 47, 49, 0.06);
}

.credits-gauge--compact {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 1.25rem 1.75rem;
    margin-top: 1rem;
    padding: 1.15rem 1.25rem;
    text-align: left;
}

.credits-gauge-crown {
    position: relative;
    width: min(240px, 70vw);
    aspect-ratio: 1;
}

.credits-gauge-crown--sm {
    width: 120px;
    flex-shrink: 0;
}

.credits-gauge-svg {
    width: 100%;
    height: 100%;
    display: block;
    overflow: visible;
}

.credits-gauge-track {
    fill: none;
    stroke: rgba(14, 143, 147, 0.14);
    stroke-width: 18;
    stroke-linecap: round;
}

.credits-gauge-crown--sm .credits-gauge-track {
    stroke-width: 20;
}

.credits-gauge-fill {
    fill: none;
    stroke: #0a7f83;
    stroke-width: 18;
    stroke-linecap: round;
    stroke-dasharray: 100;
    stroke-dashoffset: calc(100 - (var(--pct, 0) * 100));
    transform: rotate(-90deg);
    transform-origin: 140px 140px;
    filter: drop-shadow(0 0 6px rgba(0, 206, 209, 0.35));
}

.credits-gauge-crown--sm .credits-gauge-fill {
    stroke-width: 20;
}

.credits-gauge-core {
    position: absolute;
    inset: 22%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 25%, #fff 0%, #eef9f9 60%, #e4f4f4 100%);
    box-shadow:
        inset 0 0 0 1px rgba(14, 143, 147, 0.16),
        0 10px 24px rgba(11, 47, 49, 0.08);
    padding: 0.5rem;
}

.credits-gauge-kicker {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #0e8f93;
}

.credits-gauge-core strong {
    display: block;
    margin: 0.1rem 0;
    font-size: clamp(1.8rem, 6vw, 2.5rem);
    font-weight: 800;
    line-height: 1;
    color: #111;
    letter-spacing: -0.03em;
}

.credits-gauge-crown--sm .credits-gauge-core strong {
    font-size: 1.35rem;
}

.credits-gauge-meta {
    font-size: 0.82rem;
    font-weight: 600;
    color: #666;
}

.credits-gauge-cta {
    width: auto;
    min-width: 200px;
    text-align: center;
    text-decoration: none;
}

.credits-usage-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
    width: min(420px, 100%);
    margin: 0;
    padding: 0;
    list-style: none;
}

.credits-usage-list li {
    padding: 0.85rem 0.9rem;
    border-radius: 12px;
    background: #f7fbfb;
    border: 1px solid rgba(14, 143, 147, 0.14);
    text-align: center;
}

.credits-usage-list strong {
    display: block;
    font-size: 1.45rem;
    font-weight: 800;
    color: #111;
    line-height: 1.1;
}

.credits-usage-list span {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.88rem;
    font-weight: 700;
    color: #333;
}

.credits-usage-list small {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--muted);
}

.credits-buy-lead {
    margin: 0 0 1rem;
    max-width: 40rem;
}

.package-usage {
    list-style: none;
    margin: 0 0 14px;
    padding: 0;
    display: grid;
    gap: 0.35rem;
    text-align: left;
}

.package-usage li {
    padding: 0.45rem 0.65rem;
    border-radius: 8px;
    background: #f7fbfb;
    border: 1px solid rgba(14, 143, 147, 0.12);
    font-size: 0.86rem;
    color: #333;
    line-height: 1.35;
}

.package-usage strong {
    color: var(--tp-cyan-dark);
    font-weight: 800;
}

.credits-gauge-compact-copy {
    flex: 1 1 180px;
    min-width: 0;
}

.credits-gauge-compact-copy .credits-balance-lg {
    margin-top: 0;
    margin-bottom: 0.35rem;
}

.credits-gauge-compact-copy .muted {
    margin: 0 0 0.85rem;
}

@media (prefers-reduced-motion: no-preference) {
    .credits-gauge-fill {
        animation: credits-gauge-draw 1.25s cubic-bezier(0.4, 0, 0.2, 1) both;
    }
}

@keyframes credits-gauge-draw {
    from { stroke-dashoffset: 100; }
    to { stroke-dashoffset: calc(100 - (var(--pct, 0) * 100)); }
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0 28px;
    font-size: 0.9rem;
}

.admin-table th,
.admin-table td {
    border-bottom: 1px solid #e5e7eb;
    padding: 10px 8px;
    text-align: left;
    vertical-align: top;
}

.admin-card {
    display: grid;
    gap: 10px;
    margin-bottom: 16px;
    padding: 16px;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    background: #fafafa;
}

.admin-card label {
    display: grid;
    gap: 4px;
    font-size: 0.85rem;
    font-weight: 600;
}

.inline-form {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.inline-form input[type="number"],
.inline-form input[type="text"] {
    width: 110px;
    padding: 6px 8px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
}

.notice.ok {
    padding: 10px 12px;
    border-radius: 10px;
    background: #ecfdf5;
    color: #065f46;
    font-weight: 600;
}

.packages-grid,
.package-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
    margin: 16px 0 28px;
}

.package-card {
    padding: 18px;
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    background: #fff;
    text-align: center;
}

.package-credits {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: #444;
}

.package-credits strong {
    display: block;
    margin-bottom: 0.15rem;
    font-size: 2rem;
    font-weight: 800;
    color: #111;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.package-price {
    margin: 10px 0 14px;
    color: var(--muted);
    font-size: 1.05rem;
    font-weight: 700;
}

.btn-buy {
    width: 100%;
    padding: 10px 12px;
    border: 0;
    border-radius: 10px;
    background: var(--tp-cyan-dark);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

.btn-buy:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.tx-amount.pos { color: #047857; font-weight: 800; }
.tx-amount.neg { color: #b91c1c; font-weight: 800; }

.tool-cost {
    margin: 8px 0 0;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--tp-cyan-dark);
}

.credits-insufficient {
    padding: 12px 14px;
    border-radius: 12px;
    background: #fff7ed;
    border: 1px solid #fdba74;
    color: #9a3412;
}

/* —— Admin dashboard —— */
.admin-wrap .dash-intro {
    margin-bottom: 1.25rem;
}

.admin-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin: 0 0 1.5rem;
}

.admin-kpis article {
    padding: 1rem 1.1rem;
    border-radius: 14px;
    background: linear-gradient(180deg, #f7fbfb 0%, #fff 100%);
    border: 1px solid rgba(14, 143, 147, 0.16);
}

.admin-kpis span {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--tp-cyan-dark);
}

.admin-kpis strong {
    display: block;
    margin-top: 0.35rem;
    font-size: 1.6rem;
    font-weight: 800;
    color: #111;
}

.admin-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0 0 1.25rem;
}

.admin-tabs a {
    padding: 0.55rem 0.95rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    text-decoration: none;
    color: #444;
    font-weight: 700;
    font-size: 0.88rem;
    background: #fff;
}

.admin-tabs a.is-active {
    background: var(--tp-cyan-dark);
    border-color: var(--tp-cyan-dark);
    color: #fff;
}

.admin-panel {
    margin: 0 0 2rem;
    padding: 1.25rem;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #fff;
}

.admin-panel h2 {
    margin: 0 0 0.85rem;
    font-size: 1.15rem;
}

.admin-panel-head {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.85rem;
}

.admin-panel-head h2 {
    margin: 0;
}

.admin-grant {
    display: grid;
    gap: 0.85rem;
    max-width: 640px;
}

.admin-grant label {
    display: grid;
    gap: 0.35rem;
    font-size: 0.88rem;
    font-weight: 700;
}

.admin-grant input,
.admin-grant select,
.admin-search input,
.admin-card input,
.admin-card select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    font: inherit;
}

.admin-grant-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.admin-grant-presets button {
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    border: 1px solid rgba(14, 143, 147, 0.25);
    background: #f0fafa;
    color: var(--tp-cyan-dark);
    font-weight: 800;
    cursor: pointer;
}

.admin-search {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.admin-search button,
.inline-form button {
    padding: 8px 12px;
    border: 0;
    border-radius: 8px;
    background: var(--tp-cyan-dark);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

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

.admin-table tr.is-focus {
    background: #f0fafa;
}

.admin-badge {
    display: inline-block;
    margin-left: 0.35rem;
    padding: 0.1rem 0.45rem;
    border-radius: 999px;
    background: #0b2f31;
    color: #fff;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    vertical-align: middle;
}

.admin-balance {
    font-size: 1.05rem;
    color: var(--tp-cyan-dark);
}

.admin-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 0.7rem;
    align-items: center;
}

.admin-actions a {
    font-weight: 700;
    font-size: 0.85rem;
}

.admin-quick {
    margin: 0;
}

.admin-quick button {
    padding: 4px 8px;
    font-size: 0.8rem;
}

.admin-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.admin-check {
    display: flex !important;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.admin-check input {
    width: auto !important;
}

.admin-type {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 6px;
    background: #f3f4f6;
    font-size: 0.78rem;
    font-weight: 700;
}