body.chat-body{
    background:#0f0f10;
    color:#fff;
    font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu;
    margin:0;
}

.sms-app-shell{
    max-width:720px;
    margin:auto;
    min-height:100vh;
    display:flex;
    flex-direction:column;
}

.sms-topbar{
    background:#111;
    padding:12px 16px;
    border-bottom:1px solid #222;
}

.topbar-main{
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.topbar-left{
    display:flex;
    align-items:center;
    gap:10px;
}

.topbar-avatar{
    width:36px;
    height:36px;
    border-radius:50%;
    background:#1fb8c7;
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight:bold;
}

.topbar-title{
    font-weight:600;
}

.topbar-subtitle{
    font-size:.8rem;
    color:#aaa;
}

.topbar-actions a{
    color:#ccc;
    text-decoration:none;
    margin-left:10px;
}

.sms-main{
    flex:1;
    display:flex;
    flex-direction:column;
}

.thread-area{
    flex:1;
    padding:20px;
    overflow-y:auto;
}

.message-block{
    margin-bottom:14px;
}

.message-bubble{
    padding:10px 14px;
    border-radius:18px;
    max-width:75%;
}

.outgoing-block{
    text-align:right;
}

.outgoing-bubble{
    background:#1fb8c7;
    color:white;
    margin-left:auto;
}

.incoming-row{
    display:flex;
    gap:10px;
}

.bubble-avatar{
    width:28px;
    height:28px;
    border-radius:50%;
    background:#1fb8c7;
    display:flex;
    align-items:center;
    justify-content:center;
}

.incoming-bubble{
    background:#e7e7e7;
    color:#111;
}

.message-time{
    font-size:.7rem;
    color:#999;
    margin-bottom:4px;
}

.message-caption{
    font-size:.7rem;
    color:#aaa;
    margin-top:3px;
}

.composer-dock{
    padding:12px;
    border-top:1px solid #222;
    background:#111;
}

.phone-input-shell{
    display:flex;
    align-items:center;
    gap:10px;
    background:#262626;
    border-radius:16px;
    padding:0 14px;
}

.phone-prefix{
    color:#ccc;
    font-weight:600;
}

.phone-local-input{
    background:transparent;
    border:0;
    color:white;
}

.meta-input{
    background:#262626;
    border:0;
    color:white;
}

.message-entry{
    width:100%;
    border-radius:20px;
    border:0;
    padding:10px 14px;
    background:#262626;
    color:white;
}

.compose-row{
    display:flex;
    gap:10px;
    margin-top:10px;
}

.send-fab{
    width:48px;
    height:48px;
    border-radius:50%;
    border:0;
    background:#1fb8c7;
    color:white;
    font-size:18px;
}

.stats-row{
    margin-top:8px;
    font-size:.8rem;
    color:#aaa;
    display:flex;
    gap:10px;
    flex-wrap:wrap;
}

.topbar-back{
    background:transparent;
    border:0;
    color:#9aa0a6;
    font-size:1.15rem;
    line-height:1;
}

.topbar-link{
    color:#d5d7db;
    text-decoration:none;
    margin-left:12px;
    font-size:.92rem;
}

.alert-strip{
    padding:10px 16px;
    font-size:.92rem;
}

.alert-strip-danger{background:#402126;color:#ffd8dd;}
.alert-strip-success{background:#173128;color:#d6f8e6;}

.thread-wrap{display:flex;flex-direction:column;flex:1;min-height:0;}
.thread-date{padding:12px 20px 0;color:#8e939b;font-size:.82rem;}
.empty-thread{padding:28px 16px;text-align:center;color:#b3b7bd;}
.empty-thread-title{font-weight:600;color:#eef2f6;margin-bottom:6px;}
.empty-thread-text{max-width:360px;margin:0 auto;font-size:.92rem;}

.incoming-content{min-width:0;}
.above-time{text-align:right;}
.caption-dot{opacity:.6;margin:0 6px;}
.server-raw-wrap{margin-top:8px;}
.server-raw-wrap summary{cursor:pointer;color:#8ea7b8;font-size:.8rem;user-select:none;}
.server-raw{margin-top:8px;padding:10px 12px;border-radius:14px;background:#171a1d;color:#a7c0cf;font-size:.72rem;white-space:pre-wrap;word-break:break-word;max-width:100%;}
.message-id-pill{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;background:#202427;color:#c6cbd3;font-size:.72rem;}
.delivery-inline{display:inline-flex;align-items:center;gap:6px;padding:2px 8px;border-radius:999px;background:#1e252b;font-size:.77rem;}
.delivery-icon{font-weight:700;line-height:1;min-width:16px;text-align:center;}
.status-pending{color:#b8d7e5;background:#1a2831;}
.status-delivered{color:#8ce0ff;background:#143744;}
.status-error{color:#ffd3d3;background:#442224;}
.status-neutral{color:#d4d8dd;background:#262b31;}
.meta-row{display:grid;grid-template-columns:1.2fr 1fr;gap:12px;}
.meta-field{min-width:0;}
.meta-label{display:block;font-size:.84rem;color:#bfc4cb;margin-bottom:8px;}
.meta-help{margin-top:6px;font-size:.74rem;color:#878d95;}
.sender-field .meta-input{border-radius:16px;padding:12px 14px;}
.input-shell{flex:1;display:flex;align-items:flex-end;background:#262626;border-radius:24px;padding:0 4px 0 0;}
.message-entry{resize:none;max-height:180px;overflow-y:auto;}
.message-entry.is-over{box-shadow:0 0 0 1px #ff7f7f inset;}
.composer-form{max-width:100%;}
.send-fab{flex:0 0 48px;box-shadow:0 8px 24px rgba(31,184,199,.25);}
.send-fab:hover{filter:brightness(1.06);}

.login-body{background:#0f0f10;color:#fff;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;}
.login-shell{width:min(100%,460px);}
.login-card{background:#111317;border:1px solid #21252b;border-radius:28px;padding:28px 24px;box-shadow:0 14px 40px rgba(0,0,0,.32);}
.login-badge{display:inline-flex;padding:6px 12px;border-radius:999px;background:#1d242a;color:#8ce0ff;font-size:.78rem;margin-bottom:16px;}
.login-title{font-size:1.7rem;font-weight:700;margin-bottom:6px;}
.login-text,.login-note{color:#9ea4ab;}
.login-form{display:grid;gap:16px;margin-top:22px;}
.login-input{background:#191c21;border:1px solid #2a2f37;color:#fff;}
.login-input:focus{background:#191c21;color:#fff;border-color:#3e5967;box-shadow:0 0 0 .2rem rgba(31,184,199,.12);}
.login-btn{background:#1fb8c7;border:0;color:#fff;padding:12px 16px;border-radius:16px;}
.small-card{background:#111317;border:1px solid #21252b;color:#fff;}
.list-group-item{background:transparent!important;color:#fff;border-color:#20242a;}

@media (max-width: 768px){
    .sms-app-shell{max-width:none;}
    .meta-row{grid-template-columns:1fr;}
    .thread-area{padding:16px;}
    .message-bubble{max-width:86%;}
    .sms-topbar{padding:10px 12px;}
    .composer-dock{padding:10px;}
}


.delivery-progress-wrap{margin-top:12px;display:flex;justify-content:flex-start;}
.delivery-state-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;font-size:.78rem;font-weight:600;letter-spacing:.01em;transition:all .25s ease;}
.server-message-line{font-size:1rem;line-height:1.45;}
.server-raw-text{margin-top:8px;padding:12px 14px;border-radius:14px;background:#171a1d;color:#d3d9e1;font-size:.82rem;line-height:1.55;word-break:break-word;}
.status-pending{position:relative;overflow:hidden;}
.status-pending::after{content:"";position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.14),transparent);animation:statusSweep 1.8s linear infinite;}
.status-delivered .delivery-icon{color:#7be3ff;}
.status-error .delivery-icon{color:#ffb0b0;}
.server-raw-wrap[open] summary{margin-bottom:8px;}
.swal2-popup.swal2-toast{border:1px solid #21252b;box-shadow:0 14px 35px rgba(0,0,0,.35)!important;}
@keyframes statusSweep{100%{transform:translateX(100%);}}