/* admin-web/assets/css/admin.css */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --bg: #f8fafc;
    --surface: #ffffff;
    --text: #0f172a;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --radius: 12px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-tap-highlight-color: transparent;
}

.login-container {
    padding: 2rem;
    max-width: 400px;
    margin: 10vh auto;
}

.card {
    background: var(--surface);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.btn {
    width: 100%;
    padding: 0.8rem;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:active {
    background: var(--primary-dark);
}

input {
    width: 100%;
    padding: 0.8rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
}

header {
    background: var(--surface);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

main {
    padding: 1rem;
}

.search-box {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.product-list {
    display: grid;
    gap: 1rem;
}

.product-item {
    background: var(--surface);
    padding: 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.product-img {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    background: #f1f5f9;
    object-fit: contain;
}

.scanner-floating {
    position: fixed;
    bottom: 2rem;
    right: 1.5rem;
    width: 64px;
    height: 64px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.4);
    z-index: 999;
}

#reader {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}