/* ============================================================
   WhatsApp API v2 -- styles
   ============================================================ */

:root {
    --wa-green:        #25D366;
    --wa-green-dark:   #128C7E;
    --wa-bg:           #f0f2f5;
    --wa-card:         #ffffff;
    --wa-border:       #e1e4e8;
    --wa-text:         #111b21;
    --wa-muted:        #667781;
    --wa-bubble-in:    #ffffff;
    --wa-bubble-out:   #d9fdd3;
    --wa-error:        #d93025;
    --wa-error-bg:     #fce8e6;
    --wa-ok:           #1e8e3e;
    --wa-ok-bg:        #e6f4ea;
    --wa-warn-bg:      #fef7e0;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--wa-bg);
    color: var(--wa-text);
    font-size: 14px;
    line-height: 1.5;
}

a { color: var(--wa-green-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

code, .wa-key {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    background: #f6f8fa;
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 12.5px;
}

/* ---- Top bar ---- */
.wa-top {
    background: var(--wa-green-dark);
    color: white;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.wa-brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 16px; }
.wa-brand small { font-weight: 400; opacity: 0.85; font-size: 13px; margin-left: 8px; }
.wa-logo {
    background: var(--wa-green);
    color: white;
    width: 32px; height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.wa-nav { display: flex; align-items: center; gap: 16px; }
.wa-nav a { color: white; }
.wa-user { opacity: 0.85; font-size: 13px; }
.wa-logout { opacity: 0.85; }

/* ---- Main / footer ---- */
.wa-main { max-width: 1200px; margin: 20px auto; padding: 0 20px; }
.wa-footer { text-align: center; padding: 20px; color: var(--wa-muted); }

/* ---- Cards ---- */
.wa-card {
    background: var(--wa-card);
    border: 1px solid var(--wa-border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
}
.wa-card h1, .wa-card h2 { margin-top: 0; }
.wa-hint { color: var(--wa-muted); font-size: 13px; }

/* ---- Form controls ---- */
form label {
    display: block;
    margin-bottom: 14px;
}
form label > span {
    display: block;
    font-weight: 500;
    margin-bottom: 4px;
}
form input[type="text"],
form input:not([type]),
form input[type="password"],
form input[type="email"],
form input[type="tel"],
form textarea,
form select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--wa-border);
    border-radius: 6px;
    background: white;
    font: inherit;
}
form input:focus, form textarea:focus, form select:focus {
    outline: none;
    border-color: var(--wa-green-dark);
    box-shadow: 0 0 0 3px rgba(18, 140, 126, 0.15);
}
form textarea { resize: vertical; min-height: 70px; }

.wa-btn {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid var(--wa-border);
    border-radius: 6px;
    background: white;
    color: var(--wa-text);
    font: inherit;
    cursor: pointer;
    text-decoration: none;
}
.wa-btn:hover { background: #f6f8fa; text-decoration: none; }
.wa-btn-primary { background: var(--wa-green-dark); color: white; border-color: var(--wa-green-dark); }
.wa-btn-primary:hover { background: #0f7264; }
.wa-btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.wa-btn-sm { padding: 4px 10px; font-size: 12.5px; }

/* ---- Alerts ---- */
.wa-alert {
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 14px;
}
.wa-alert-error { background: var(--wa-error-bg); color: var(--wa-error); }
.wa-alert-ok    { background: var(--wa-ok-bg);    color: var(--wa-ok); }
.wa-alert-info  { background: var(--wa-warn-bg); color: #5f4400; }

.wa-pill {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
}
.wa-pill.ok   { background: var(--wa-ok-bg);    color: var(--wa-ok); }
.wa-pill.bad  { background: var(--wa-error-bg); color: var(--wa-error); }
.wa-pill.warn { background: var(--wa-warn-bg); color: #5f4400; }

.wa-kv { list-style: none; padding: 0; margin: 0; }
.wa-kv li { padding: 6px 0; border-bottom: 1px solid #f1f1f1; }
.wa-kv li:last-child { border-bottom: none; }

/* ---- Table ---- */
.wa-table { width: 100%; border-collapse: collapse; }
.wa-table th, .wa-table td { padding: 8px 10px; border-bottom: 1px solid var(--wa-border); text-align: left; vertical-align: middle; }
.wa-table th { background: #f6f8fa; font-weight: 600; }
.wa-table input { padding: 4px 8px; }

/* ---- Login screen ---- */
.wa-login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #128C7E 0%, #075E54 100%);
}
.wa-login-card {
    background: white;
    border-radius: 10px;
    padding: 32px;
    width: 360px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}
.wa-login-brand { text-align: center; margin-bottom: 20px; }
.wa-login-brand h1 { margin: 8px 0 2px; font-size: 22px; }
.wa-login-brand p  { margin: 0; color: var(--wa-muted); }
.wa-login-brand .wa-logo { width: 48px; height: 48px; font-size: 18px; }
.wa-login-hint { font-size: 12.5px; color: var(--wa-muted); margin-top: 12px; text-align: center; }

/* ---- Inbox layout ---- */
.wa-inbox {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 16px;
    height: calc(100vh - 160px);
    min-height: 500px;
}
.wa-inbox-list {
    background: var(--wa-card);
    border: 1px solid var(--wa-border);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.wa-inbox-list-header {
    padding: 12px 14px;
    border-bottom: 1px solid var(--wa-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.wa-inbox-list ul { list-style: none; padding: 0; margin: 0; overflow-y: auto; flex: 1; }
.wa-inbox-list li { border-bottom: 1px solid #f1f1f1; }
.wa-inbox-list li a {
    display: block;
    padding: 10px 14px;
    color: var(--wa-text);
    text-decoration: none;
}
.wa-inbox-list li a:hover { background: #f6f8fa; }
.wa-inbox-list li.active a { background: #e9f5f1; }
.wa-conv-name { font-weight: 600; display: flex; justify-content: space-between; align-items: center; }
.wa-conv-preview { color: var(--wa-muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.wa-conv-time { color: var(--wa-muted); font-size: 11.5px; margin-top: 2px; }
.wa-badge { background: var(--wa-green); color: white; border-radius: 999px; font-size: 11px; padding: 1px 8px; font-weight: 600; }
.wa-dir-out { color: var(--wa-muted); }

/* ---- Thread ---- */
.wa-inbox-thread {
    background: var(--wa-card);
    border: 1px solid var(--wa-border);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.wa-thread-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--wa-border);
    background: #f6f8fa;
}
.wa-thread-header small { display: block; color: var(--wa-muted); font-size: 12.5px; }
.wa-thread-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    background: #efeae2;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.wa-bubble {
    max-width: 70%;
    padding: 7px 10px 5px;
    border-radius: 8px;
    background: white;
    box-shadow: 0 1px 1px rgba(0,0,0,0.06);
    font-size: 14px;
    word-wrap: break-word;
}
.wa-bubble-in  { align-self: flex-start; background: var(--wa-bubble-in); }
.wa-bubble-out { align-self: flex-end;   background: var(--wa-bubble-out); }
.wa-msg-type   { color: var(--wa-muted); font-size: 12px; }
.wa-msg-body   { white-space: pre-wrap; }
.wa-msg-meta   { color: var(--wa-muted); font-size: 11px; text-align: right; margin-top: 2px; }
.wa-msg-error  { color: var(--wa-error); font-size: 12px; margin-top: 2px; }
.wa-status-failed { color: var(--wa-error); font-weight: 600; }
.wa-status-read   { color: #2196F3; }

.wa-thread-compose {
    padding: 10px;
    border-top: 1px solid var(--wa-border);
    display: flex;
    gap: 8px;
    background: #f6f8fa;
}
.wa-thread-compose textarea { flex: 1; }
.wa-thread-compose button { align-self: flex-end; }

/* ---- Empty states ---- */
.wa-empty { padding: 30px 20px; color: var(--wa-muted); text-align: center; }
.wa-empty-center { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100%; }
.wa-empty-center h2 { margin-bottom: 6px; }