:root {
    --wa-teal: #008069;
    --wa-teal-dark: #075e54;
    --wa-bg: #efeae2;
    --wa-message-out: #dcf8c6;
    --wa-message-in: #ffffff;
    --wa-text: #111b21;
    --wa-text-muted: #667781;
    --wa-blue: #00a5f4;
    --wa-gray-bg: #f0f2f5;
    --wa-verified: #20ad5f;

    /* Log panel theme */
    --log-bg: #0a0a0f;
    --log-surface: #12121a;
    --log-surface-hover: #1a1a25;
    --log-border: rgba(255, 255, 255, 0.06);
    --log-border-strong: rgba(255, 255, 255, 0.1);
    --log-text: #e4e4e7;
    --log-text-muted: #71717a;
    --log-text-dim: #52525b;
    --log-accent: #a78bfa;
    --log-green: #4ade80;
    --log-blue: #60a5fa;
    --log-orange: #fb923c;
    --log-red: #f87171;
    --log-purple: #c084fc;
    --log-cyan: #22d3ee;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    background-color: #09090b;
    height: 100vh;
    height: 100dvh;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

.dev-layout {
    display: flex;
    flex-direction: row;
    width: 100%;
    height: 100%;
    min-height: 0;
    overflow: hidden;
}

.chat-container {
    width: 440px;
    min-width: 200px;
    max-width: calc(100vw - 200px);
    height: 100%;
    flex-shrink: 0;
    background: var(--wa-bg);
    background-image: url('https://user-images.githubusercontent.com/15075759/28719144-86dc0f70-73b1-11e7-911d-60d70fcded21.png');
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Resize Handle */
.resize-handle {
    width: 6px;
    height: 100%;
    cursor: col-resize;
    background: transparent;
    position: relative;
    flex-shrink: 0;
    z-index: 20;
    transition: background 0.15s ease;
}

.resize-handle::after {
    content: '';
    position: absolute;
    top: 0;
    left: 2px;
    width: 2px;
    height: 100%;
    background: var(--log-border);
    transition: background 0.15s ease, width 0.15s ease, left 0.15s ease;
}

.resize-handle:hover::after,
.resize-handle.dragging::after {
    left: 0;
    width: 6px;
    background: var(--log-accent);
    box-shadow: 0 0 10px rgba(167, 139, 250, 0.3);
}

.resize-handle:hover,
.resize-handle.dragging {
    background: rgba(167, 139, 250, 0.05);
}

/* Grip dots indicator */
.resize-handle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 2px;
    height: 30px;
    background: var(--log-text-dim);
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.resize-handle:hover::before,
.resize-handle.dragging::before {
    opacity: 0.6;
}

/* ===== DEV LOG PANEL ===== */
.log-panel {
    flex: 1;
    min-width: 0;
    height: 100%;
    background: var(--log-bg);
    color: var(--log-text);
    display: flex;
    flex-direction: column;
    font-family: 'SF Mono', 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    font-size: 12px;
    overflow: hidden;
}

/* Header */
.log-header {
    background: var(--log-surface);
    padding: 0 20px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--log-border);
    flex-shrink: 0;
}

.log-header-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 13px;
    color: var(--log-text);
    letter-spacing: -0.01em;
}

.log-header-dot {
    width: 7px;
    height: 7px;
    background: var(--log-green);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(74, 222, 128, 0.4);
    animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(74, 222, 128, 0.4); }
    50% { opacity: 0.5; box-shadow: 0 0 4px rgba(74, 222, 128, 0.2); }
}

.log-header-actions {
    display: flex;
    gap: 6px;
}

.log-btn {
    background: transparent;
    border: 1px solid var(--log-border);
    color: var(--log-text-muted);
    padding: 5px 12px;
    border-radius: 6px;
    font-size: 11px;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.15s ease;
    letter-spacing: 0.01em;
}

.log-btn:hover {
    background: var(--log-surface-hover);
    color: var(--log-text);
    border-color: var(--log-border-strong);
}

/* Filters */
.log-filters {
    display: flex;
    gap: 2px;
    padding: 8px 20px;
    background: var(--log-surface);
    border-bottom: 1px solid var(--log-border);
    flex-shrink: 0;
}

.log-filter {
    background: transparent;
    border: none;
    color: var(--log-text-muted);
    padding: 5px 14px;
    border-radius: 6px;
    font-size: 11px;
    cursor: pointer;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-weight: 500;
    transition: all 0.15s ease;
    letter-spacing: 0.01em;
    position: relative;
}

.log-filter.active {
    background: rgba(167, 139, 250, 0.1);
    color: var(--log-accent);
}

.log-filter:hover:not(.active) {
    color: var(--log-text);
    background: rgba(255, 255, 255, 0.04);
}

/* Content */
.log-content {
    flex: 1;
    overflow-y: auto;
    padding: 4px 0;
    scroll-behavior: smooth;
}

.log-content::-webkit-scrollbar {
    width: 5px;
}

.log-content::-webkit-scrollbar-track {
    background: transparent;
}

.log-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
}

.log-content::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.14);
}

/* Log Entry */
.log-entry {
    padding: 8px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: background 0.12s ease;
    cursor: pointer;
    animation: logSlideIn 0.2s ease-out;
}

@keyframes logSlideIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

.log-entry:hover {
    background: rgba(255, 255, 255, 0.02);
}

.log-entry-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Tags */
.log-tag {
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1;
}

.log-tag.req {
    background: rgba(96, 165, 250, 0.12);
    color: var(--log-blue);
    border: 1px solid rgba(96, 165, 250, 0.2);
}

.log-tag.res {
    background: rgba(74, 222, 128, 0.1);
    color: var(--log-green);
    border: 1px solid rgba(74, 222, 128, 0.18);
}

.log-tag.err {
    background: rgba(248, 113, 113, 0.12);
    color: var(--log-red);
    border: 1px solid rgba(248, 113, 113, 0.2);
}

.log-tag.info {
    background: rgba(251, 146, 60, 0.1);
    color: var(--log-orange);
    border: 1px solid rgba(251, 146, 60, 0.18);
}

.log-tag.agent {
    background: rgba(192, 132, 252, 0.1);
    color: var(--log-purple);
    border: 1px solid rgba(192, 132, 252, 0.18);
}

.log-tag.tool {
    background: rgba(34, 211, 238, 0.1);
    color: var(--log-cyan);
    border: 1px solid rgba(34, 211, 238, 0.18);
}

.log-tag.supabase {
    background: rgba(251, 146, 60, 0.12);
    color: var(--log-orange);
    border: 1px solid rgba(251, 146, 60, 0.2);
}

.log-tag.webhook {
    background: rgba(74, 222, 128, 0.1);
    color: var(--log-green);
    border: 1px solid rgba(74, 222, 128, 0.18);
}

.log-tag.api {
    background: rgba(96, 165, 250, 0.12);
    color: var(--log-blue);
    border: 1px solid rgba(96, 165, 250, 0.2);
}

.log-timestamp {
    color: var(--log-text-dim);
    font-size: 10px;
    font-variant-numeric: tabular-nums;
}

.log-method {
    font-weight: 600;
    font-size: 10px;
    letter-spacing: 0.5px;
}

.log-method.post { color: var(--log-orange); }
.log-method.get { color: var(--log-green); }

.log-status {
    font-size: 11px;
    font-weight: 600;
    margin-left: auto;
    font-variant-numeric: tabular-nums;
}

.log-status.ok { color: var(--log-green); }
.log-status.error { color: var(--log-red); }

.log-url {
    color: var(--log-text-muted);
    font-size: 11px;
    margin-top: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.log-body {
    color: var(--log-text-dim);
    font-size: 11px;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease, margin 0.25s ease, padding 0.25s ease;
}

.log-entry.expanded .log-body {
    max-height: 400px;
    overflow-y: auto;
    margin-top: 8px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 6px;
    border: 1px solid var(--log-border);
    color: var(--log-text-muted);
}

.log-entry.expanded .log-body::-webkit-scrollbar {
    width: 4px;
}

.log-entry.expanded .log-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
}

/* Stats bar */
.log-stats {
    display: flex;
    gap: 20px;
    padding: 10px 20px;
    background: var(--log-surface);
    border-top: 1px solid var(--log-border);
    flex-shrink: 0;
    font-size: 11px;
    color: var(--log-text-dim);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.log-stat-value {
    color: var(--log-text);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

/* Empty state */
.log-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--log-text-dim);
    gap: 8px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.log-empty-icon {
    font-size: 32px;
    opacity: 0.3;
}

.log-empty-text {
    font-size: 13px;
    color: var(--log-text-muted);
}

@media (max-width: 1024px) {
    .log-panel {
        display: none;
    }
    .chat-container {
        max-width: 100%;
    }
    body {
        background-color: var(--wa-gray-bg);
    }
}

/* ===== CHAT STYLES ===== */
.chat-header {
    background-color: var(--wa-teal);
    padding: 10px 16px;
    color: white;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10;
}

.chat-header .back-btn {
    cursor: pointer;
}

.bot-avatar {
    width: 40px;
    height: 40px;
    background-color: #ddd;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
}

.header-info {
    flex: 1;
}

.header-info h1 {
    font-size: 16px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
}

.verified-badge {
    color: white;
    background-color: var(--wa-verified);
    border-radius: 50%;
    width: 14px;
    height: 14px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 8px;
}

.header-info p {
    font-size: 12px;
    opacity: 0.9;
}

.header-actions {
    display: flex;
    gap: 20px;
}

.messages-area {
    flex: 1;
    overflow-y: auto;
    padding: 20px 7%;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.message {
    max-width: 90%;
    padding: 6px 7px 8px 9px;
    font-size: 14.2px;
    line-height: 19px;
    position: relative;
    border-radius: 7.5px;
    box-shadow: 0 1px 0.5px rgba(11, 20, 26, .13);
    color: var(--wa-text);
    overflow-wrap: break-word;
}

.message::after {
    content: "";
    display: table;
    clear: both;
}

.message.bot {
    align-self: flex-start;
    background-color: var(--wa-message-in);
    border-top-left-radius: 0;
}

.message.user {
    align-self: flex-end;
    background-color: var(--wa-message-out);
    border-top-right-radius: 0;
}

.message-time {
    font-size: 11px;
    color: var(--wa-text-muted);
    float: right;
    margin-top: 4px;
    margin-left: 8px;
    display: flex;
    align-items: center;
    gap: 3px;
}

.status-icon {
    display: flex;
    align-items: center;
    color: var(--wa-blue);
}

.message-buttons {
    display: flex;
    flex-direction: column;
    margin: 8px -7px -8px -9px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    background: white;
}

.chat-btn,
.quick-btn {
    background-color: white;
    color: var(--wa-blue) !important;
    border: none;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background 0.2s;
}

.chat-btn {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.chat-btn:last-child {
    border-bottom: none;
}

.chat-btn:hover,
.quick-btn:hover {
    background-color: #f9f9f9;
}

/* Quick Actions Strip */
.quick-actions {
    background-color: white;
    display: flex;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 -1px 3px rgba(0, 0, 0, 0.05);
    flex-shrink: 0;
    z-index: 5;
}

.quick-btn {
    flex: 1;
    border-radius: 0;
    height: 48px;
}

.quick-btn svg {
    color: var(--wa-blue);
}

.input-area {
    background-color: var(--wa-gray-bg);
    padding: 8px 10px;
    padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px));
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.input-wrapper {
    background-color: white;
    border-radius: 24px;
    flex: 1;
    display: flex;
    align-items: center;
    padding: 0 12px;
    min-height: 45px;
}

.emoji-btn,
.attach-btn {
    color: var(--wa-text-muted);
    cursor: pointer;
    padding: 8px;
}

input {
    flex: 1;
    border: none;
    padding: 10px 8px;
    font-size: 15px;
    outline: none;
    background: transparent;
}

.send-btn {
    background-color: var(--wa-teal);
    color: white;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 1px 1px 0 rgba(11, 20, 26, .06), 0 2px 5px 0 rgba(11, 20, 26, .2);
}

.emoji-picker-container {
    position: absolute;
    bottom: 60px;
    left: 10px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    display: none;
    grid-template-columns: repeat(8, 1fr);
    padding: 8px;
    z-index: 100;
}

.emoji-picker-container span {
    font-size: 24px;
    padding: 5px;
    cursor: pointer;
}

@media (max-width: 500px) {
    .chat-container {
        max-width: 100%;
        min-width: unset;
    }
}