:root {
    --primary: #2f80ed;
    --primary-dark: #1d63c7;
    --primary-soft: #eaf4ff;
    --line: #dbe7f5;
    --text: #1f2937;
    --muted: #6b7280;
    --bg: #f5f9ff;
    --white: #ffffff;
    --success: #16a34a;
    --danger: #dc2626;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: 'Prompt', sans-serif;
    font-size: 14px;
    letter-spacing: 0;
}

a {
    text-decoration: none;
}

.btn,
.form-control,
.form-select,
.input-group-text,
.modal-content,
.dropdown-menu {
    font-size: 14px;
    border-radius: 8px;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-light {
    background: #f8fbff;
    border-color: var(--line);
    color: var(--text);
}

.icon-btn {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.form-control,
.form-select {
    border-color: var(--line);
    min-height: 42px;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 .2rem rgba(47, 128, 237, .14);
}

.eyebrow {
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.login-page {
    background: linear-gradient(180deg, #eff7ff 0%, #ffffff 100%);
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.login-card {
    width: min(100%, 420px);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 28px;
    box-shadow: 0 18px 50px rgba(47, 128, 237, .12);
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.login-brand span {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: 8px;
    font-size: 24px;
}

.login-brand h1 {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
}

.login-brand p {
    margin: 2px 0 0;
    color: var(--muted);
}

.modal-header,
.modal-footer {
    border-color: var(--line);
}

.qr-box {
    width: 244px;
    min-height: 244px;
    display: grid;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    padding: 12px;
}

.empty-state {
    min-height: 180px;
    display: grid;
    place-items: center;
    align-content: center;
    gap: 10px;
    color: var(--muted);
    text-align: center;
}

.empty-state i {
    color: #8abaf7;
    font-size: 38px;
}

.empty-state h1,
.empty-state p {
    margin: 0;
}