:root {
    --ink: #1c2430;
    --muted: #6b7686;
    --line: #e6e9ef;
    --paper: #f4f6f9;
    --card: #ffffff;
    --brand: #128c7e;
    --brand-dk: #0e6f64;
    --brand-lt: #e3f4f1;
    --nav-bg: #0f2d2a;
    --ok: #1f9d55;
    --ok-bg: #e6f6ec;
    --bad: #d64545;
    --bad-bg: #fdeaea;
    --warn: #b7791f;
    --warn-bg: #fff4de;
    --idle-bg: #eef1f5;
    --input-line: #d5dae3;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(16,24,40,.05);
}

* {
    box-sizing: border-box
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: 'Figtree','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
    font-size: 14px;
    line-height: 1.5;
}

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

    a:hover {
        text-decoration: underline
    }

/* ---------- NAV ---------- */
.wa-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
    background: var(--nav-bg);
    padding: 0 20px;
    min-height: 56px;
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 10;
}

    .wa-nav .brand {
        font-weight: 700;
        font-size: 16px;
        margin-right: 18px;
        letter-spacing: .2px;
    }

        .wa-nav .brand::before {
            content: "\1F4AC";
            margin-right: 8px
        }

    .wa-nav a {
        color: #b9d3cf;
        text-decoration: none;
        padding: 8px 12px;
        border-radius: 8px;
        font-weight: 500;
        transition: .15s;
    }

        .wa-nav a:hover {
            background: rgba(255,255,255,.1);
            color: #fff;
            text-decoration: none
        }

        .wa-nav a.active {
            background: var(--brand);
            color: #fff
        }

    .wa-nav .spacer {
        flex: 1
    }

    .wa-nav .who {
        color: #fff;
        font-weight: 600;
        padding: 4px 12px;
        background: rgba(255,255,255,.12);
        border-radius: 20px;
        margin-right: 6px;
    }

/* ---------- LAYOUT ---------- */
.wa-wrap {
    max-width: 1180px;
    margin: 24px auto;
    padding: 0 16px;
}

    .wa-wrap > .wa-panel {
        margin-bottom: 18px
    }

.wa-narrow {
    max-width: 520px;
    margin: 40px auto;
    padding: 0 16px;
}

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

    .wa-panel h3, .wa-panel h2 {
        margin: 0 0 6px;
        font-weight: 700
    }

    .wa-panel h3 {
        font-size: 16px
    }

    .wa-panel h2 {
        font-size: 22px
    }

    .wa-panel h3 {
        margin-bottom: 14px
    }

.wa-sub {
    color: var(--muted);
    margin: 0 0 18px
}

.wa-hint {
    color: var(--muted);
    font-size: 13px;
    margin: 8px 0 0
}

/* ---------- FORMS ---------- */
.wa-field {
    margin-bottom: 14px
}

    .wa-field label {
        display: block;
        font-size: 12px;
        font-weight: 600;
        color: var(--muted);
        text-transform: uppercase;
        letter-spacing: .4px;
        margin-bottom: 6px;
    }

    .wa-field input:not([type=checkbox]):not([type=radio]):not([type=file]),
    .wa-field select,
    .wa-field textarea {
        width: 100%;
        border: 1px solid var(--input-line);
        border-radius: 9px;
        padding: 10px 12px;
        font: inherit;
        background: #fff;
        color: var(--ink);
        transition: .15s;
    }

    .wa-field textarea {
        resize: vertical;
        min-height: 96px
    }

    .wa-field input[type=file] {
        width: 100%;
        border: 1px dashed var(--input-line);
        border-radius: 9px;
        padding: 9px 12px;
        background: #fafbfc;
        font: inherit;
    }

    .wa-field input:focus, .wa-field select:focus, .wa-field textarea:focus {
        outline: none;
        border-color: var(--brand);
        box-shadow: 0 0 0 3px rgba(18,140,126,.15);
    }

.wa-row {
    display: flex;
    gap: 14px;
    align-items: flex-end;
    flex-wrap: wrap;
}

    .wa-row .grow {
        flex: 1;
        min-width: 220px;
        margin-bottom: 0
    }

.wa-grid2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px
}

.wa-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px
}

/* ---------- BUTTONS ---------- */
.wa-btn {
    display: inline-block;
    border: 1px solid transparent;
    border-radius: 9px;
    padding: 10px 18px;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    line-height: 1.2;
    transition: .15s;
    margin-right: 6px;
}

    .wa-btn:focus-visible {
        outline: 2px solid var(--brand);
        outline-offset: 2px
    }

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

.wa-btn-primary {
    background: var(--brand);
    color: #fff
}

    .wa-btn-primary:hover {
        background: var(--brand-dk);
        color: #fff;
        text-decoration: none
    }

.wa-btn-ghost {
    background: #fff;
    color: var(--ink);
    border-color: var(--input-line)
}

    .wa-btn-ghost:hover {
        background: #f1f4f8;
        text-decoration: none
    }

.wa-btn-danger {
    background: #fff;
    color: var(--bad);
    border-color: #efc2c2
}

    .wa-btn-danger:hover {
        background: var(--bad-bg);
        text-decoration: none
    }

.wa-btn-sm {
    padding: 6px 11px;
    font-size: 13px;
    margin: 2px 4px 2px 0
}

.wa-btn-block {
    display: block;
    width: 100%;
    margin-right: 0
}

/* ---------- RESULT MESSAGE ---------- */
.wa-msg {
    display: block;
    padding: 10px 14px;
    border-radius: 9px;
    margin-top: 14px;
    font-weight: 600;
}

    .wa-msg.ok {
        background: var(--ok-bg);
        color: var(--ok)
    }

    .wa-msg.bad {
        background: var(--bad-bg);
        color: var(--bad)
    }

/* ---------- BADGES ---------- */
.wa-badge, .badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    background: var(--idle-bg);
    color: var(--muted);
}

    .wa-badge.ok, .badge.b-sent, .badge.b-delivered, .badge.b-success, .badge.b-ok, .badge.b-ready {
        background: var(--ok-bg);
        color: var(--ok)
    }

    .wa-badge.bad, .badge.b-failed, .badge.b-error {
        background: var(--bad-bg);
        color: var(--bad)
    }

    .wa-badge.warn, .badge.b-pending, .badge.b-queued {
        background: var(--warn-bg);
        color: var(--warn)
    }

    .wa-badge.idle {
        background: var(--idle-bg);
        color: var(--muted)
    }

.badge {
    text-transform: capitalize
}

.wa-key {
    font-family: Consolas,'Courier New',monospace;
    letter-spacing: 1px;
    background: #eef3f0;
    padding: 2px 8px;
    border-radius: 5px;
    white-space: nowrap;
}

/* ---------- TABLE ---------- */
.wa-scroll {
    overflow-x: auto;
}

.wa-panel .wa-scroll {
    border: 1px solid var(--line);
    border-radius: 10px;
    max-height: 560px;
    overflow-y: auto;
}

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

    .wa-table th {
        position: sticky;
        top: 0;
        background: #f7f9fb;
        text-align: left;
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: .4px;
        color: var(--muted);
        font-weight: 600;
        padding: 12px 14px;
        border-bottom: 1px solid var(--line);
        white-space: nowrap;
    }

    .wa-table td {
        padding: 12px 14px;
        border-bottom: 1px solid var(--line);
        vertical-align: top;
        word-break: break-word;
    }

    .wa-table tr:last-child td {
        border-bottom: 0
    }

    .wa-table tbody tr:hover td {
        background: #fafcfd
    }

/* ---------- MESSAGES PAGE HELPERS ---------- */
.wm-tabs {
    display: inline-flex;
    background: #eef1f5;
    padding: 4px;
    border-radius: 11px;
    margin-bottom: 18px;
}

    .wm-tabs .wa-btn {
        margin: 0;
        border: 0;
        border-radius: 8px;
        padding: 8px 22px;
        background: transparent;
        color: var(--muted)
    }

    .wm-tabs .wa-btn-primary {
        background: #fff;
        color: var(--brand-dk);
        box-shadow: 0 1px 3px rgba(16,24,40,.12)
    }

    .wm-tabs .wa-btn-ghost:hover {
        background: transparent;
        color: var(--ink)
    }

.wm-filter {
    display: grid;
    grid-template-columns: 1fr 1fr 1.2fr auto;
    gap: 14px;
    align-items: end;
}

    .wm-filter .wa-field {
        margin-bottom: 0
    }

    .wm-filter .wm-actions {
        white-space: nowrap
    }

.wm-msg {
    max-width: 460px;
    white-space: pre-wrap;
    word-break: break-word
}

.wm-num {
    font-weight: 600;
    font-variant-numeric: tabular-nums
}

.wm-time {
    color: var(--muted);
    white-space: nowrap
}

.wm-err {
    color: var(--bad);
    font-size: 13px;
    max-width: 240px;
    word-break: break-word
}

.wm-empty {
    padding: 36px 10px;
    text-align: center;
    color: var(--muted)
}

/* ---------- QR / STATUS ---------- */
.wa-qr {
    display: block;
    width: 280px;
    height: 280px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin: 16px 0;
    padding: 8px;
    background: #fff;
}

.wa-status {
    font-size: 16px;
    margin-top: 14px
}

.wa-big {
    font-size: 20px;
    font-weight: 700
}

/* ---------- BULK ---------- */
.wa-bulk {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: flex-end;
    margin-bottom: 12px;
}

    .wa-bulk .wa-field {
        flex: 1 1 240px;
        min-width: 0;
        margin: 0
    }

        .wa-bulk .wa-field select,
        .wa-bulk .wa-field input[type=text],
        .wa-bulk .wa-field input[type=datetime-local],
        .wa-bulk .wa-field input[type=file] {
            width: 100%
        }

    .wa-bulk .wa-actions {
        display: flex;
        gap: 8px;
        flex-wrap: wrap
    }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
    .wm-filter {
        grid-template-columns: 1fr 1fr
    }

        .wm-filter .wm-actions {
            grid-column: 1 / -1
        }
}

@media (max-width: 760px) {
    .wa-cols, .wa-grid2 {
        grid-template-columns: 1fr
    }

    .wa-nav {
        padding: 6px 12px
    }
}

@media (max-width: 560px) {
    .wm-filter {
        grid-template-columns: 1fr
    }

    .wa-panel {
        padding: 16px
    }
}
/* ---------- FOOTER ---------- */
.wa-footer {
    text-align: center;
    color: var(--muted);
    font-size: 13px;
    padding: 20px 16px;
    margin-top: 30px;
    border-top: 1px solid var(--line);
}