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

:root {
    --bg: #0f1412;
    --bg-alt: #161d1a;
    --panel: #1a2320;
    --accent: #7ee787;
    --accent-dark: #4dbd5f;
    --text: #ecf3ee;
    --muted: #93a19a;
    --danger: #ff8b8b;
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Space Grotesk', system-ui, sans-serif;
    background: radial-gradient(circle at top, #1d2a24, #0b100e);
    color: var(--text);
    min-height: 100vh;
}

h1, h2 {
    margin: 0 0 12px;
    font-weight: 600;
}

p {
    margin: 0 0 16px;
}

a {
    color: var(--accent);
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 32px;
    background: rgba(12, 16, 14, 0.8);
    border-bottom: 1px solid rgba(126, 231, 135, 0.15);
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.ghost-link {
    color: var(--text);
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.95rem;
}

.brand {
    font-family: 'Space Mono', monospace;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.layout, .pos-layout {
    padding: 24px 32px 48px;
    display: grid;
    gap: 24px;
}

.panel {
    background: var(--panel);
    border-radius: 18px;
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(126, 231, 135, 0.08);
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
}

.stat {
    background: rgba(255, 255, 255, 0.04);
    padding: 16px;
    border-radius: 14px;
}

.stat span {
    display: block;
    color: var(--muted);
    font-size: 0.85rem;
}

.stat strong {
    font-size: 1.4rem;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    text-align: left;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.9rem;
}

th {
    color: var(--muted);
    font-weight: 500;
}

button {
    background: var(--accent);
    border: none;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    color: #0c1511;
}

button.ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

button.primary {
    background: linear-gradient(120deg, var(--accent), var(--accent-dark));
    color: #08120c;
    font-size: 1.1rem;
}

input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(8, 12, 10, 0.6);
    color: var(--text);
    font-size: 1rem;
}

label {
    display: block;
    margin-bottom: 12px;
    color: var(--muted);
    font-size: 0.9rem;
}

.card {
    max-width: 420px;
    margin: 12vh auto;
    padding: 32px;
    background: var(--panel);
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.muted {
    color: var(--muted);
}

.error {
    margin-top: 12px;
    color: var(--danger);
}

.page-pos .pos-panel {
    display: grid;
    gap: 24px;
}

.order-info {
    display: grid;
    grid-template-columns: repeat(2, minmax(120px, 1fr));
    gap: 16px;
}

.order-info span {
    display: block;
    color: var(--muted);
    font-size: 0.85rem;
}

.payment-box {
    padding: 18px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.04);
    display: grid;
    gap: 12px;
}

.status {
    font-size: 1.1rem;
    font-weight: 600;
}

.qr {
    padding: 16px;
    border: 1px dashed rgba(126, 231, 135, 0.4);
    border-radius: 12px;
    text-align: center;
    font-family: 'Space Mono', monospace;
}

.address {
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    word-break: break-all;
}

.hidden {
    display: none;
}

.device-status {
    color: var(--muted);
}

.token-setup {
    display: grid;
    gap: 12px;
}

.device-form {
    display: flex;
    gap: 12px;
    margin: 16px 0 12px;
}

.token-box {
    margin: 12px 0 20px;
    padding: 12px 14px;
    border-radius: 10px;
    background: rgba(126, 231, 135, 0.12);
    border: 1px solid rgba(126, 231, 135, 0.3);
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
}

.settings-form {
    display: grid;
    gap: 12px;
    max-width: 420px;
}

.integration-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

@media (max-width: 760px) {
    .topbar {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .layout, .pos-layout {
        padding: 20px;
    }
}