/* ============================================================
   WHATSAPP TAB: the inbox and the chat (wa-ui.js draws the rows)
   Scoped by id (#sms-container, #sms-chat-panel, #sms-feed...), so
   the Meta inbox (#chat-container) keeps its own look. The chat
   panel also moves into the lead drawer: every rule for it goes
   through its own ids, never through #sms-container.
   ============================================================ */

body {
    --wa-surface: #FFFFFF;
    --wa-canvas: #F5F6F9;
    --wa-line: rgba(15, 23, 42, 0.08);
    --wa-line-strong: rgba(15, 23, 42, 0.13);
    --wa-fill: rgba(15, 23, 42, 0.045);
    --wa-fill-hover: rgba(15, 23, 42, 0.07);
    --wa-text: #0F172A;
    --wa-text-2: #4B5565;
    --wa-text-3: #8A94A6;
    --wa-accent: #0043FB;
    --wa-accent-hover: #0036CC;
    --wa-accent-soft: rgba(0, 67, 251, 0.07);
    --wa-accent-ring: rgba(0, 67, 251, 0.14);
    --wa-in-bg: #FFFFFF;
    --wa-in-line: rgba(15, 23, 42, 0.07);
    --wa-out-bg: #E9EFFF;
    --wa-out-line: rgba(0, 67, 251, 0.10);
    --wa-out-text: #0B1636;
    --wa-danger: #D93036;
    --wa-danger-soft: rgba(217, 48, 54, 0.09);
    --wa-warn: #A15C07;
    --wa-warn-soft: rgba(245, 158, 11, 0.13);
    --wa-ok: #12925A;
    --wa-ok-soft: rgba(18, 146, 90, 0.11);
    --wa-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --wa-shadow-bubble: 0 1px 1px rgba(15, 23, 42, 0.03), 0 1px 3px rgba(15, 23, 42, 0.05);
    --wa-shadow-card: 0 1px 2px rgba(15, 23, 42, 0.04), 0 6px 20px rgba(15, 23, 42, 0.06);
    --wa-ava-s: 72%;
    --wa-ava-bg-l: 93%;
    --wa-ava-fg-l: 36%;
    --wa-feed-max: 780px;
}
body:not(.light-mode) {
    --wa-surface: #121418;
    --wa-canvas: #0C0E11;
    --wa-line: rgba(255, 255, 255, 0.08);
    --wa-line-strong: rgba(255, 255, 255, 0.14);
    --wa-fill: rgba(255, 255, 255, 0.06);
    --wa-fill-hover: rgba(255, 255, 255, 0.09);
    --wa-text: #E8EBF1;
    --wa-text-2: #A7AFBD;
    --wa-text-3: #6E7787;
    --wa-accent: #5B8CFF;
    --wa-accent-hover: #7AA2FF;
    --wa-accent-soft: rgba(91, 140, 255, 0.12);
    --wa-accent-ring: rgba(91, 140, 255, 0.25);
    --wa-in-bg: #1A1D23;
    --wa-in-line: rgba(255, 255, 255, 0.06);
    --wa-out-bg: #1D2A4D;
    --wa-out-line: rgba(91, 140, 255, 0.18);
    --wa-out-text: #E7EDFF;
    --wa-danger: #FF6369;
    --wa-danger-soft: rgba(255, 99, 105, 0.13);
    --wa-warn: #F5B53D;
    --wa-warn-soft: rgba(245, 181, 61, 0.14);
    --wa-ok: #3DD68C;
    --wa-ok-soft: rgba(61, 214, 140, 0.13);
    --wa-shadow-sm: none;
    --wa-shadow-bubble: none;
    --wa-shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
    --wa-ava-s: 45%;
    --wa-ava-bg-l: 22%;
    --wa-ava-fg-l: 78%;
}

/* ---- Frame -------------------------------------------------------------- */
#sms-container.chat-interface { grid-template-columns: 340px minmax(0, 1fr) 0; background: var(--wa-canvas); font-family: var(--font-ui); }
/* A grid item never grows past its column: a long name or status stays inside. */
#sms-container .active-chat-panel { min-width: 0; }

#sms-container .wa-list-panel {
    background: var(--wa-surface);
    border-right: 1px solid var(--wa-line);
    min-width: 0;
}

/* ---- Search row + settings --------------------------------------------- */
#sms-container .wa-list-head,
body.light-mode #sms-container .wa-list-head {
    flex-direction: row; align-items: center; gap: 8px;
    padding: 14px 14px 10px;
    background: var(--wa-surface);
    border-bottom: none;
}
.wa-search { position: relative; flex: 1; min-width: 0; display: flex; align-items: center; }
.wa-search-icon {
    position: absolute; left: 12px; font-size: 16px; line-height: 1;
    color: var(--wa-text-3); pointer-events: none;
}
#sms-search-input {
    width: 100%; height: 38px; box-sizing: border-box;
    padding: 0 12px 0 36px;
    border: 1px solid transparent; border-radius: 10px;
    background: var(--wa-fill); color: var(--wa-text);
    font-family: var(--font-ui); font-size: 13.5px; font-weight: 450;
    outline: none; -webkit-appearance: none; appearance: none;
    transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
#sms-search-input::placeholder { color: var(--wa-text-3); }
#sms-search-input:hover { background: var(--wa-fill-hover); }
#sms-search-input:focus {
    background: var(--wa-surface);
    border-color: color-mix(in srgb, var(--wa-accent) 45%, transparent);
    box-shadow: 0 0 0 3px var(--wa-accent-ring);
}

.wa-icon-btn {
    flex-shrink: 0; width: 36px; height: 36px; box-sizing: border-box;
    display: inline-flex; align-items: center; justify-content: center;
    border: none; border-radius: 10px; background: transparent;
    color: var(--wa-text-2); font-size: 19px; line-height: 1;
    cursor: pointer; text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
    -webkit-tap-highlight-color: transparent;
}
.wa-icon-btn:hover { background: var(--wa-fill-hover); color: var(--wa-text); }
.wa-icon-btn:active { transform: scale(0.94); }
.wa-icon-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--wa-accent-ring); }
.wa-icon-btn[hidden] { display: none; }
#wa-settings-btn { width: 38px; height: 38px; background: var(--wa-fill); }
#wa-settings-btn:hover { background: var(--wa-fill-hover); }

/* ---- Conversation rows -------------------------------------------------- */
#sms-convo-list { padding: 2px 8px 16px; }
#sms-convo-list .convo-item,
body.light-mode #sms-convo-list .convo-item {
    display: flex; align-items: center; gap: 12px;
    min-height: 0; margin: 1px 0; padding: 10px 10px;
    border: none; border-radius: 12px; box-shadow: none;
    background: transparent;
    transition: background 0.12s ease;
}
#sms-convo-list .convo-item:hover { background: var(--wa-fill); }
#sms-convo-list .convo-item.selected,
body.light-mode #sms-convo-list .convo-item.selected { background: var(--wa-accent-soft); border: none; }

.wa-avatar {
    --wa-h: 214;
    flex-shrink: 0; width: 42px; height: 42px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: hsl(var(--wa-h) var(--wa-ava-s) var(--wa-ava-bg-l));
    color: hsl(var(--wa-h) 55% var(--wa-ava-fg-l));
    font-family: var(--font-ui); font-size: 14.5px; font-weight: 650; letter-spacing: 0.01em;
    line-height: 1; user-select: none;
}
.wa-avatar i { font-size: 18px; }
.wa-avatar-md { width: 38px; height: 38px; font-size: 13.5px; }

.wa-convo-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.wa-convo-top, .wa-convo-bottom { display: flex; align-items: center; gap: 8px; min-width: 0; }
.wa-convo-name {
    flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    font-size: 14px; font-weight: 600; color: var(--wa-text); letter-spacing: -0.005em;
    text-align: left;
}
.wa-convo-time { flex-shrink: 0; font-size: 11.5px; font-weight: 500; color: var(--wa-text-3); font-variant-numeric: tabular-nums; }
.wa-convo-preview {
    flex: 1; min-width: 0; display: flex; align-items: center; gap: 4px;
    font-size: 13px; line-height: 18px; color: var(--wa-text-2); overflow: hidden;
}
.wa-prev-text { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wa-prev-you { flex-shrink: 0; color: var(--wa-text-3); }
.wa-prev-icon { flex-shrink: 0; font-size: 15px; color: var(--wa-text-3); }
.wa-convo-preview .wa-mark { flex-shrink: 0; }
.wa-prev-call { display: inline-flex; align-items: center; gap: 4px; min-width: 0; }
.wa-prev-call-missed, .wa-prev-call-missed .wa-prev-icon { color: var(--wa-danger); font-weight: 500; }
.wa-prev-call-ringing, .wa-prev-call-ringing .wa-prev-icon { color: var(--wa-ok); font-weight: 500; }

#sms-convo-list .convo-unread-badge {
    flex-shrink: 0; min-width: 20px; height: 20px; padding: 0 6px; box-sizing: border-box;
    border-radius: 10px; background: var(--wa-accent); color: #fff;
    font-size: 11px; font-weight: 700; font-variant-numeric: tabular-nums;
}
#sms-convo-list .convo-item:has(.convo-unread-badge) .wa-convo-name { font-weight: 700; }
#sms-convo-list .convo-item:has(.convo-unread-badge) .wa-convo-time { color: var(--wa-accent); font-weight: 600; }
#sms-convo-list .convo-item:has(.convo-unread-badge) .wa-convo-preview { color: var(--wa-text); }

/* ---- Empty states ------------------------------------------------------- */
.wa-empty {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 12px; padding: 48px 24px; text-align: center; list-style: none;
}
.wa-empty-icon {
    width: 52px; height: 52px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    background: var(--wa-surface); border: 1px solid var(--wa-line); box-shadow: var(--wa-shadow-sm);
    color: var(--wa-text-3); font-size: 24px;
}
.wa-empty-list .wa-empty-icon { background: var(--wa-fill); border-color: transparent; box-shadow: none; }
.wa-empty-text { max-width: 320px; font-size: 13.5px; line-height: 1.45; color: var(--wa-text-2); }

/* ---- Chat panel --------------------------------------------------------- */
#sms-chat-panel, body.light-mode #sms-chat-panel { background: var(--wa-canvas); font-family: var(--font-ui); }
#wa-empty-chat { display: none; flex: 1; }
#sms-chat-panel.wa-no-chat #wa-empty-chat { display: flex; }
#sms-chat-panel.wa-no-chat #sms-chat-header,
#sms-chat-panel.wa-no-chat #sms-feed,
#sms-chat-panel.wa-no-chat #wa-window-banner,
#sms-chat-panel.wa-no-chat #wa-composer { display: none; }

/* Header */
#sms-chat-header {
    gap: 12px; min-height: 64px; box-sizing: border-box;
    padding: 10px 16px 10px 20px;
    background: var(--wa-surface);
    border-bottom: 1px solid var(--wa-line);
    color: var(--wa-text);
}
#sms-chat-header:hover { background: var(--wa-surface); }
#sms-chat-header .wa-back-btn { margin-right: -4px; padding: 0 4px 0 0; font-size: 20px; line-height: 1; color: var(--wa-accent); }
.wa-head-text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
#sms-chat-header #sms-header-name {
    display: block; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    font-size: 15px; font-weight: 600; line-height: 20px; letter-spacing: -0.01em;
    color: var(--wa-text); cursor: pointer; text-align: left;
    transition: color 0.12s ease;
}
#sms-chat-header #sms-header-name:hover { color: var(--wa-accent); }
.wa-head-sub {
    display: flex; align-items: center; gap: 8px; min-width: 0;
    font-size: 12px; line-height: 16px; color: var(--wa-text-3); white-space: nowrap;
}
.wa-head-phone { flex-shrink: 0; font-variant-numeric: tabular-nums; }
.wa-head-phone:empty, .wa-head-phone[hidden] { display: none; }
.wa-head-status { display: inline-flex; align-items: center; gap: 6px; min-width: 0; overflow: hidden; }
.wa-head-status-text { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wa-head-status[hidden] { display: none; }
.wa-head-status::before {
    content: ''; flex-shrink: 0; width: 6px; height: 6px; border-radius: 50%;
    background: var(--wa-ok); box-shadow: 0 0 0 3px var(--wa-ok-soft);
}
.wa-head-status-closed::before { background: #E3A008; box-shadow: 0 0 0 3px var(--wa-warn-soft); }
.wa-head-phone:not(:empty):not([hidden]) ~ .wa-head-status { padding-left: 8px; border-left: 1px solid var(--wa-line-strong); }
.wa-head-actions { display: flex; align-items: center; gap: 2px; flex-shrink: 0; }

/* Feed */
#sms-feed, body.light-mode #sms-feed {
    background: var(--wa-canvas);
    padding: 18px max(20px, calc((100% - var(--wa-feed-max)) / 2)) 16px;
    gap: 0;
    scrollbar-width: thin;
}
#sms-feed > .message-group {
    width: 100%; max-width: 100%; align-self: stretch; box-sizing: border-box;
    gap: 0; margin-top: 10px;
}
#sms-feed > .message-group:first-child { margin-top: 0; }
#sms-feed > .message-group.incoming { align-items: flex-start; }
#sms-feed > .message-group.outgoing { align-items: flex-end; }
#sms-feed > .message-group[data-grp="mid"],
#sms-feed > .message-group[data-grp="last"] { margin-top: 2px; }

/* Day separator: drawn from data-day (wa-ui.js) */
#sms-feed > .message-group[data-day] { margin-top: 6px; }
#sms-feed > .message-group[data-day]::before {
    content: attr(data-day);
    align-self: center;
    margin: 12px 0 12px;
    padding: 3px 11px;
    border-radius: 999px;
    background: var(--wa-surface);
    border: 1px solid var(--wa-line);
    box-shadow: var(--wa-shadow-sm);
    font-size: 11.5px; font-weight: 600; line-height: 16px; letter-spacing: 0.01em;
    color: var(--wa-text-2);
}
#sms-feed > .message-group[data-day]:first-child::before { margin-top: 0; }

/* Bubbles */
#sms-feed .msg-bubble {
    display: block; position: relative; box-sizing: border-box;
    max-width: min(76%, 560px); min-width: 0;
    padding: 7px 11px 7px 12px;
    border-radius: 18px;
    font-family: var(--font-ui); font-size: 14.5px; line-height: 21px; font-weight: 400;
    letter-spacing: -0.003em;
    white-space: pre-wrap; overflow-wrap: anywhere; word-break: normal;
    unicode-bidi: plaintext; text-align: start;
    box-shadow: var(--wa-shadow-bubble);
}
#sms-feed .msg-bubble::before, #sms-feed .msg-bubble::after { content: none; }
#sms-feed .incoming .msg-bubble {
    background: var(--wa-in-bg); color: var(--wa-text);
    border: 1px solid var(--wa-in-line);
}
#sms-feed .outgoing .msg-bubble {
    background: var(--wa-out-bg); color: var(--wa-out-text);
    border: 1px solid var(--wa-out-line);
}
/* Runs: the sender's side tightens, the last one keeps the tail */
#sms-feed .incoming[data-grp="first"] .msg-bubble { border-bottom-left-radius: 6px; }
#sms-feed .incoming[data-grp="mid"] .msg-bubble { border-top-left-radius: 6px; border-bottom-left-radius: 6px; }
#sms-feed .incoming[data-grp="last"] .msg-bubble { border-top-left-radius: 6px; border-bottom-left-radius: 4px; }
#sms-feed .incoming[data-grp="solo"] .msg-bubble { border-bottom-left-radius: 4px; }
#sms-feed .outgoing[data-grp="first"] .msg-bubble { border-bottom-right-radius: 6px; }
#sms-feed .outgoing[data-grp="mid"] .msg-bubble { border-top-right-radius: 6px; border-bottom-right-radius: 6px; }
#sms-feed .outgoing[data-grp="last"] .msg-bubble { border-top-right-radius: 6px; border-bottom-right-radius: 4px; }
#sms-feed .outgoing[data-grp="solo"] .msg-bubble { border-bottom-right-radius: 4px; }

/* Time, tags and mark ride on the last line when there is room */
#sms-feed .msg-time,
body.light-mode #sms-feed .msg-time,
body.light-mode #sms-feed .outgoing .msg-time {
    float: right; position: relative; top: 5px;
    display: inline-flex; align-items: center; gap: 4px;
    margin: 0 -3px 0 12px; padding: 0;
    font-size: 11px; font-weight: 500; line-height: 16px; opacity: 1;
    color: var(--wa-text-3); white-space: nowrap; font-variant-numeric: tabular-nums;
    text-align: right; unicode-bidi: isolate; direction: ltr;
}
#sms-feed .outgoing .msg-time { color: color-mix(in srgb, var(--wa-out-text) 45%, transparent); }
#sms-feed .msg-bubble::after { content: ''; display: block; clear: both; }

#sms-feed .wa-mark { display: inline-flex; line-height: 0; color: var(--wa-text-3); }
#sms-feed .outgoing .wa-mark { color: color-mix(in srgb, var(--wa-out-text) 42%, transparent); }
#sms-feed .outgoing .wa-mark-read { color: var(--wa-accent); }
#sms-feed .outgoing .wa-mark-failed { color: var(--wa-danger); }
#sms-feed .outgoing .wa-mark-unknown { color: var(--wa-warn); }
#sms-convo-list .wa-mark { color: var(--wa-text-3); display: inline-flex; line-height: 0; }
#sms-convo-list .wa-mark-read { color: var(--wa-accent); }
#sms-convo-list .wa-mark-failed { color: var(--wa-danger); }
#sms-convo-list .wa-mark-unknown { color: var(--wa-warn); }

#sms-feed .wa-tag,
.lead-wa-drawer-slot #sms-feed .outgoing .wa-tag {
    display: inline-flex; align-items: center; height: 16px; padding: 0 6px;
    border-radius: 5px; background: var(--wa-fill-hover); color: var(--wa-text-2);
    font-size: 10px; font-weight: 650; line-height: 16px; letter-spacing: 0.02em;
}
#sms-feed .outgoing .wa-tag { background: color-mix(in srgb, var(--wa-accent) 12%, transparent); color: var(--wa-accent); }

/* A message that did not go (failed) or may not have (unknown) */
#sms-feed .message-group:has(.wa-reason-failed) .msg-bubble { border-color: color-mix(in srgb, var(--wa-danger) 35%, transparent); }
#sms-feed .message-group:has(.wa-reason-unknown) .msg-bubble { border-color: color-mix(in srgb, var(--wa-warn) 35%, transparent); }
#sms-feed .wa-reason {
    display: inline-flex; align-items: flex-start; gap: 5px;
    max-width: min(76%, 560px); margin-top: 4px; padding: 0 4px;
    font-size: 12px; line-height: 16px; font-weight: 500; color: var(--wa-danger);
    white-space: normal; text-align: left;
}
#sms-feed .wa-reason::before {
    content: '!'; flex-shrink: 0; width: 14px; height: 14px; margin-top: 1px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: currentColor; color: inherit;
    font-size: 10px; font-weight: 800; line-height: 1;
    -webkit-text-fill-color: var(--wa-surface);
}
#sms-feed .wa-reason-unknown { color: var(--wa-warn); }
#sms-feed .wa-reason-unknown::before { content: '?'; }

/* Media */
#sms-feed .wa-media-line { display: inline-flex; align-items: center; gap: 10px; vertical-align: middle; }
#sms-feed .wa-media-icon {
    flex-shrink: 0; width: 28px; height: 28px; margin: 0; border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--wa-fill); color: var(--wa-text-2); font-size: 17px;
}
/* the icon makes the line taller: the time follows its bottom */
#sms-feed .msg-bubble:has(.wa-media-line) .msg-time { top: 12px; }
#sms-feed .outgoing .wa-media-icon { background: color-mix(in srgb, var(--wa-accent) 10%, transparent); color: var(--wa-accent); }

/* Reactions */
#sms-feed > .message-group.wa-reaction-row { max-width: 100%; }
#sms-feed .wa-reaction {
    display: inline-block; padding: 2px 12px; border-radius: 999px;
    background: var(--wa-surface); border: 1px solid var(--wa-line); box-shadow: var(--wa-shadow-sm);
    font-size: 12.5px; line-height: 22px; color: var(--wa-text-2);
}
#sms-feed .wa-reaction-emoji { font-size: 16px; vertical-align: -1px; }
#sms-feed .wa-reaction-time { margin-left: 4px; font-size: 11px; color: var(--wa-text-3); font-variant-numeric: tabular-nums; }

/* Calls: a centred chip */
#sms-feed > .message-group.wa-call-row { align-items: center; margin-top: 14px; }
#sms-feed > .message-group.wa-call-row + .message-group { margin-top: 14px; }
#sms-feed .wa-call {
    display: inline-flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 4px 10px;
    padding: 5px 14px 5px 5px; border-radius: 999px;
    background: var(--wa-surface); border: 1px solid var(--wa-line); box-shadow: var(--wa-shadow-sm);
    font-size: 13px; font-weight: 500; color: var(--wa-text);
}
#sms-feed .wa-call-icon {
    width: 26px; height: 26px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--wa-ok-soft); color: var(--wa-ok); font-size: 14px;
}
#sms-feed .wa-call-time { font-size: 11.5px; font-weight: 500; color: var(--wa-text-3); font-variant-numeric: tabular-nums; }
#sms-feed .wa-call-back {
    padding-left: 10px; border-left: 1px solid var(--wa-line-strong);
    font-size: 12.5px; font-weight: 600; color: var(--wa-accent); text-decoration: none;
}
#sms-feed .wa-call-back:hover { text-decoration: underline; }
#sms-feed .wa-call-missed .wa-call-icon { background: var(--wa-danger-soft); color: var(--wa-danger); }
#sms-feed .wa-call-missed .wa-call-text { color: var(--wa-danger); }

/* Loading and empty chat */
#sms-feed .chat-loader { color: var(--wa-text-3); }
#sms-feed .chat-feed-empty {
    margin: auto; display: flex; flex-direction: column; align-items: center; gap: 10px;
    font-size: 13.5px; color: var(--wa-text-2);
}
#sms-feed .chat-feed-empty i { font-size: 28px; color: var(--wa-text-3); }

/* ---- Closed 24 h window: a card in place of the composer ---------------- */
#wa-window-banner {
    align-self: center; width: calc(100% - 32px); max-width: var(--wa-feed-max); box-sizing: border-box;
    margin: 4px 16px 16px; padding: 14px 16px;
    gap: 12px; border-radius: 16px;
    background: var(--wa-surface); border: 1px solid var(--wa-line);
    box-shadow: var(--wa-shadow-card);
    color: var(--wa-text); font-size: 13.5px; line-height: 20px;
}
#wa-window-banner[hidden] { display: none; }
#wa-window-banner .wa-window-icon {
    flex-shrink: 0; width: 34px; height: 34px; margin: 0; border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--wa-warn-soft); color: var(--wa-warn); font-size: 18px;
}
#wa-window-banner .wa-window-body { gap: 10px; padding-top: 1px; }
#wa-window-banner .wa-window-text { color: var(--wa-text); font-weight: 500; }
#wa-window-banner .wa-window-actions { gap: 8px; align-items: stretch; }
#wa-window-banner .wa-relance-btn {
    align-self: flex-start;
    display: inline-flex; align-items: center; gap: 7px;
    height: 36px; padding: 0 16px; border: none; border-radius: 10px;
    background: var(--wa-accent); color: #fff;
    font-family: var(--font-ui); font-size: 13.5px; font-weight: 600;
    box-shadow: 0 1px 2px rgba(0, 67, 251, 0.25);
    cursor: pointer; transition: background 0.15s ease, transform 0.1s ease;
}
#wa-window-banner .wa-relance-btn:hover { background: var(--wa-accent-hover); }
#wa-window-banner .wa-relance-btn:active { transform: scale(0.97); }
#wa-window-banner .wa-relance-btn:disabled { opacity: 0.55; cursor: default; transform: none; }
#wa-window-banner .wa-relance-preview {
    margin: 2px 0 0; padding: 0 0 0 10px;
    border-left: 2px solid var(--wa-line-strong);
    font-size: 12.5px; line-height: 18px; color: var(--wa-text-2);
}
#wa-window-banner .wa-relance-none { font-size: 12.5px; line-height: 18px; color: var(--wa-text-3); }
#sms-chat-panel.wa-closed #wa-composer { display: none; }

/* ---- Composer ----------------------------------------------------------- */
#wa-composer, body.light-mode #wa-composer {
    display: flex; justify-content: center;
    padding: 6px 16px calc(16px + env(safe-area-inset-bottom, 0px));
    background: var(--wa-canvas); border-top: none;
}
.wa-composer-box {
    flex: 1; max-width: var(--wa-feed-max); min-width: 0;
    display: flex; align-items: flex-end; gap: 8px;
    padding: 5px 5px 5px 16px; box-sizing: border-box;
    border-radius: 22px;
    background: var(--wa-surface);
    border: 1px solid var(--wa-line-strong);
    box-shadow: var(--wa-shadow-sm);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.wa-composer-box:focus-within {
    border-color: color-mix(in srgb, var(--wa-accent) 40%, transparent);
    box-shadow: 0 0 0 3px var(--wa-accent-ring);
}
#sms-msg-input, body.light-mode #sms-msg-input {
    flex: 1; min-width: 0; display: block; box-sizing: border-box;
    height: 35px; min-height: 35px; margin: 0; padding: 7px 0;
    border: none; outline: none; background: transparent; resize: none;
    font-family: var(--font-ui); font-size: 14.5px; line-height: 21px; color: var(--wa-text);
    overflow-y: hidden; scrollbar-width: thin;
}
#sms-msg-input::placeholder { color: var(--wa-text-3); }
#sms-msg-input:disabled { opacity: 1; cursor: not-allowed; }
#sms-msg-input:disabled::placeholder { color: var(--wa-text-3); opacity: 0.7; }
#sms-send-btn, body.light-mode #sms-send-btn {
    flex-shrink: 0; width: 35px; height: 35px; padding: 0; border: none; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--wa-fill-hover); color: var(--wa-text-3);
    cursor: pointer; transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
}
#wa-composer.has-text #sms-send-btn { background: var(--wa-accent); color: #fff; box-shadow: 0 1px 2px rgba(0, 67, 251, 0.3); }
#wa-composer.has-text #sms-send-btn:hover { background: var(--wa-accent-hover); }
#sms-send-btn:active { transform: scale(0.92); }
#sms-send-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--wa-accent-ring); }
#sms-send-btn:disabled, #wa-composer.has-text #sms-send-btn:disabled {
    background: var(--wa-fill); color: var(--wa-text-3); box-shadow: none;
    opacity: 1; cursor: not-allowed; pointer-events: none;
}

/* ---- Lead drawer: same chat, a quieter frame ---------------------------- */
body.light-mode .lead-wa-drawer { width: 440px; background: var(--wa-canvas); }
body.light-mode .lead-wa-drawer-bar {
    height: 44px; background: var(--wa-surface);
    border-bottom: 1px solid var(--wa-line); color: var(--wa-text-2);
}
.lead-wa-drawer-label { font-size: 12px; font-weight: 600; letter-spacing: 0.02em; }
body.light-mode .lead-wa-drawer-btn { color: var(--wa-text-3); }
body.light-mode .lead-wa-drawer-btn:hover { background: var(--wa-fill-hover); color: var(--wa-text); }
.lead-wa-drawer-slot #sms-chat-header { padding: 10px 12px 10px 16px; min-height: 60px; }
.lead-wa-drawer-slot #sms-feed { padding-left: 14px; padding-right: 14px; }
.lead-wa-drawer-slot #sms-feed .msg-bubble,
.lead-wa-drawer-slot #sms-feed .wa-reason { max-width: 84%; }
.lead-wa-drawer-slot #wa-composer { padding-left: 12px; padding-right: 12px; }
.lead-wa-drawer-slot .wa-head-sub.has-status .wa-head-phone { display: none; }
.lead-wa-drawer-slot .wa-head-sub.has-status .wa-head-status { padding-left: 0; border-left: none; }
.lead-wa-drawer-slot #wa-window-banner { width: calc(100% - 24px); margin-left: 12px; margin-right: 12px; }

/* ---- Tablet / phone ------------------------------------------------------ */
@media (max-width: 1100px) {
    #sms-container.chat-interface { grid-template-columns: 300px minmax(0, 1fr) 0; }
}
@media (max-width: 900px) {
    #sms-container.chat-interface { grid-template-columns: 1fr; }
    #sms-container .wa-list-head,
    body.light-mode #sms-container .wa-list-head { padding: 10px 12px 8px; }
    #sms-search-input { font-size: 16px; height: 40px; }
    #wa-settings-btn { width: 40px; height: 40px; }
    #sms-convo-list { padding: 0 6px 16px; }
    #sms-convo-list .convo-item,
    body.light-mode #sms-convo-list .convo-item { padding: 10px 10px; }
    .wa-avatar { width: 46px; height: 46px; font-size: 15.5px; }
    .wa-avatar-md { width: 36px; height: 36px; font-size: 13px; }
    .wa-convo-name { font-size: 15px; }
    .wa-convo-preview { font-size: 13.5px; }

    #sms-chat-header { padding: 8px 8px 8px 10px; min-height: 58px; gap: 10px; }
    #sms-chat-header .wa-back-btn { display: inline-flex; align-items: center; margin-right: -2px; }
    /* Room is short: the call button already carries the number */
    .wa-head-sub.has-status .wa-head-phone { display: none; }
    .wa-head-sub.has-status .wa-head-status { padding-left: 0; border-left: none; }
    #sms-feed, body.light-mode #sms-feed { padding: 14px 12px 12px; }
    #sms-feed .msg-bubble, #sms-feed .wa-reason { max-width: 86%; }
    #sms-feed .msg-bubble { font-size: 15px; line-height: 22px; }
    #wa-composer, body.light-mode #wa-composer { padding: 6px 10px calc(10px + env(safe-area-inset-bottom, 0px)); }
    #sms-msg-input, body.light-mode #sms-msg-input { font-size: 16px; line-height: 22px; height: 36px; min-height: 36px; }
    #sms-send-btn, body.light-mode #sms-send-btn { width: 36px; height: 36px; }
    #wa-window-banner { width: calc(100% - 20px); margin: 4px 10px 10px; padding: 12px 14px; }
}
/* Phones: the status needs the room more than the avatar does */
@media (max-width: 440px) {
    #sms-chat-header .wa-avatar-md { display: none; }
}
@media (max-width: 380px) {
    .wa-head-actions .wa-icon-btn { width: 34px; }
}