:root {
    --blue: #0052cc;
    --blue-d: #003d99;
    --green: #006644;
    --green-bg: #e3fcef;
    --red: #bf2600;
    --red-bg: #ffebe6;
    --orange: #974F0C;
    --orange-bg: #fff4e5;
    --cyan: #0065ff;
    --cyan-bg: #e9f2ff;
    --bg: #f4f5f7;
    --card: #fff;
    --text: #172b4d;
    --muted: #5e6c84;
    --border: #dfe1e6;
    --r: 8px;
    --shadow: 0 1px 3px rgba(0, 0, 0, .12), 0 1px 2px rgba(0, 0, 0, .08)
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    min-height: 100vh
}

.wrap {
    max-width: 740px;
    margin: 0 auto;
    padding: 0 18px
}

header {
    background: linear-gradient(135deg, #0052cc, #003d99);
    color: #fff;
    padding: 22px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, .25)
}

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

.logo {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -.5px;
    background: rgba(255, 255, 255, .18);
    padding: 6px 12px;
    border-radius: 6px;
    line-height: 1
}

.hdr-text h1 {
    font-size: 18px;
    font-weight: 500;
    opacity: .95
}

.hdr-text .sub {
    font-size: 14px;
    opacity: .65;
    margin-top: 1px;
    letter-spacing: .4px;
    text-transform: uppercase
}

main {
    padding: 28px 18px 44px
}

.card {
    background: var(--card);
    border-radius: var(--r);
    box-shadow: var(--shadow);
    padding: 22px;
    margin-bottom: 18px;
    border: 1px solid var(--border)
}

.shead {
    display: flex;
    align-items: center;
    gap: 11px;
    margin-bottom: 14px
}

.snum {
    width: 30px;
    height: 30px;
    background: var(--blue);
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0
}

.shead h2 {
    font-size: 16px;
    font-weight: 600
}

.pill {
    padding: 8px 13px;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 15px;
    border: 1px solid transparent
}

.p-info {
    background: var(--cyan-bg);
    color: var(--cyan);
    border-color: #b3d4ff
}

.p-ok {
    background: var(--green-bg);
    color: var(--green);
    border-color: #abf5d1
}

.p-err {
    background: var(--red-bg);
    color: var(--red);
    border-color: #ffbdad
}

.p-warn {
    background: var(--orange-bg);
    color: var(--orange);
    border-color: #ffe380
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s;
    font-family: inherit;
    line-height: 1.2
}

.btn:disabled {
    opacity: .55;
    cursor: not-allowed
}

.btn-blue {
    background: var(--blue);
    color: #fff
}

.btn-blue:hover:not(:disabled) {
    background: var(--blue-d)
}

.btn-red {
    background: #de350b;
    color: #fff
}

.btn-red:hover:not(:disabled) {
    background: var(--red)
}

.btn-send {
    background: #00875a;
    color: #fff;
    width: 100%;
    padding: 12px;
    font-size: 15px;
    margin-top: 14px;
    border-radius: 7px
}

.btn-send:hover:not(:disabled) {
    background: var(--green)
}

.btn-xs {
    background: transparent;
    color: var(--muted);
    border: 1px solid var(--border);
    padding: 5px 11px;
    font-size: 12px;
    border-radius: 5px
}

.btn-xs:hover:not(:disabled) {
    background: var(--bg);
    color: var(--text)
}

.btn-logout {
    background: rgba(255, 255, 255, .18);
    border: 1px solid rgba(255, 255, 255, .35);
    color: #fff;
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    font: 600 13px inherit
}

.btn-logout:hover {
    background: rgba(255, 255, 255, .3)
}

.fg {
    margin-bottom: 13px
}

.fg label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    color: var(--muted);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: .4px
}

.fg input,
.fg textarea,
.fg select {
    width: 100%;
    padding: 8px 11px;
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 14px;
    color: var(--text);
    background: #fff;
    font-family: inherit;
    outline: none;
    transition: border-color .15s, box-shadow .15s
}

.fg input:focus,
.fg textarea:focus,
.fg select:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 2px rgba(0, 82, 204, .12)
}

.fg textarea {
    resize: vertical;
    min-height: 56px
}

.row2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 14px
}

.stats {
    display: flex;
    align-items: center;
    gap: 22px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 13px 18px;
    margin-bottom: 18px;
    box-shadow: var(--shadow)
}

.sv {
    font-size: 26px;
    font-weight: 800;
    color: var(--blue);
    line-height: 1
}

.sl {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .6px;
    color: var(--muted);
    font-weight: 600;
    margin-top: 2px
}

.stats .btn-xs {
    margin-left: auto
}

#msgs {
    margin-bottom: 18px;
    min-height: 10px
}

#send-msgs {
    margin-top: 18px;
}

.msg {
    padding: 11px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
    border: 1px solid transparent;
    transition: opacity .3s
}

.msg-ok {
    background: var(--green-bg);
    color: var(--green);
    border-color: #abf5d1
}

.msg-err {
    background: var(--red-bg);
    color: var(--red);
    border-color: #ffbdad
}

.msg-warn {
    background: var(--orange-bg);
    color: var(--orange);
    border-color: #ffe380
}

.msg-info {
    background: var(--cyan-bg);
    color: var(--cyan);
    border-color: #b3d4ff
}

.install-box {
    background: #fff8e1;
    border: 1px solid #ffe082;
    border-radius: var(--r);
    padding: 18px 22px;
    margin-bottom: 18px
}

.install-box h3 {
    color: #e65100;
    margin-bottom: 8px;
    font-size: 15px
}

.install-box code {
    background: #f5f5f5;
    padding: 3px 7px;
    border-radius: 4px;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 13px
}

footer {
    padding: 18px 0
}

footer p {
    text-align: center;
    color: var(--muted);
    font-size: 14px;
    line-height: 2.2
}

footer a {
    color: var(--blue);
    text-decoration: none
}

footer a:hover {
    text-decoration: underline
}

@media(max-width:560px) {
    .hdr-text h1 {
        font-size: 15px
    }

    .row2 {
        grid-template-columns: 1fr
    }

    .stats {
        flex-wrap: wrap;
        gap: 12px
    }
}