/*
 * WhatsApp Group Messaging System UI
 * Shared production styles for authenticated and guest pages.
 */

:root {
    --font-family-base: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;

    --color-bg-app: #f3f6fb;
    --color-bg-auth: radial-gradient(circle at 20% 20%, #e0f2fe 0%, #f8fafc 45%, #ecfccb 100%);
    --color-bg-surface: #ffffff;

    --color-text-primary: #1f2937;
    --color-text-secondary: #64748b;
    --color-text-inverse: #f8fafc;

    --color-border-default: #e5e7eb;
    --color-border-input: #cbd5e1;
    --color-border-accent: #0ea5e9;

    --color-primary: #0ea5e9;
    --color-primary-hover: #0284c7;
    --color-success: #22c55e;
    --color-success-hover: #16a34a;

    --color-status-success-bg: #ecfdf5;
    --color-status-success-border: #bbf7d0;
    --color-status-success-text: #166534;

    --color-status-error-bg: #fef2f2;
    --color-status-error-border: #fecaca;
    --color-status-error-text: #b91c1c;

    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;

    --shadow-card: 0 20px 50px rgba(15, 23, 42, 0.12);
}

/* Base reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family-base);
}

/* Guest layout */
.auth-body {
    min-height: 100vh;
    background: var(--color-bg-auth);
    display: grid;
    place-items: center;
    padding: 20px;
}

.auth-layout {
    width: 100%;
    max-width: 960px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #dbeafe;
    box-shadow: var(--shadow-card);
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--color-bg-surface);
}

.auth-layout__left {
    background: linear-gradient(160deg, var(--color-primary), #1d4ed8);
    color: #ffffff;
    padding: 34px;
}

.auth-layout__title {
    font-size: 28px;
    margin-bottom: 10px;
}

.auth-layout__description {
    font-size: 14px;
    line-height: 1.5;
    opacity: 0.95;
}

.auth-layout__right {
    padding: 34px;
}

/* Application shell */
.app-body {
    background: var(--color-bg-app);
    color: var(--color-text-primary);
}

.app-shell {
    min-height: 100vh;
    display: flex;
}

.app-sidebar {
    width: 260px;
    background: linear-gradient(180deg, #0f172a, #1e293b);
    color: #e5e7eb;
    padding: 22px 16px;
    position: sticky;
    top: 0;
    height: 100vh;
}

.app-sidebar__brand {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 0.2px;
}

.app-sidebar__subtitle {
    font-size: 12px;
    color: #93c5fd;
    margin-bottom: 18px;
}

.app-nav__link {
    display: block;
    text-decoration: none;
    color: #d1d5db;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 600;
}

.app-nav__link:hover {
    background: rgba(148, 163, 184, 0.2);
}

.app-nav__link--active {
    background: var(--color-primary);
    color: #ffffff;
}

.app-nav__link--disabled {
    opacity: 0.55;
}

.app-sidebar__footer {
    margin-top: 18px;
}

.button-logout {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: transparent;
    color: var(--color-text-inverse);
    border-radius: var(--radius-sm);
    padding: 9px 10px;
    cursor: pointer;
    font-size: 13px;
}

.button-logout:hover {
    background: rgba(255, 255, 255, 0.08);
}

.app-main {
    flex: 1;
    min-width: 0;
}

.app-topbar {
    background: var(--color-bg-surface);
    border-bottom: 1px solid var(--color-border-default);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 20;
}

.app-topbar__title {
    font-size: 18px;
    font-weight: 700;
}

.app-topbar__subtitle {
    color: #6b7280;
    font-size: 13px;
    margin-top: 2px;
}

.app-content {
    padding: 22px 24px;
}

/* Generic reusable components */
.panel {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-lg);
    padding: 18px;
    margin-bottom: 16px;
}

.panel__title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
}

.panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.form-field {
    margin-bottom: 12px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #374151;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    border: 1px solid var(--color-border-input);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-size: 14px;
    background: var(--color-bg-surface);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-border-accent);
    outline: none;
}

.form-textarea {
    resize: vertical;
}

.inline-row {
    display: flex;
    gap: 12px;
    align-items: center;
}

.spacing-top-md {
    margin-top: 14px;
}

.button {
    border: none;
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
}

.button:disabled {
    background: #9ca3af;
    cursor: not-allowed;
}

.button--primary {
    background: var(--color-primary);
    color: #ffffff;
}

.button--primary:hover {
    background: var(--color-primary-hover);
}

.button--success {
    background: var(--color-success);
    color: #ffffff;
}

.button--success:hover {
    background: var(--color-success-hover);
}

.button--danger {
    background: #ef4444;
    color: #ffffff;
}

.button--danger:hover {
    background: #dc2626;
}

.button--ghost {
    background: #e2e8f0;
    color: #1e293b;
}

.button--ghost:hover {
    background: #cbd5e1;
}

.status-chip {
    background: #e0f2fe;
    color: #075985;
    padding: 4px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.status-chip--connected {
    background: #dcfce7;
    color: #166534;
}

.status-chip--disconnected {
    background: #fee2e2;
    color: #991b1b;
}

.connection-dashboard__actions {
    margin-top: 14px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.qr-panel {
    margin-top: 16px;
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    padding: 14px;
    background: #f8fafc;
    max-width: 360px;
}

.qr-panel__title {
    font-size: 14px;
    font-weight: 700;
    color: #0f172a;
}

.qr-panel__subtitle {
    margin-top: 6px;
    font-size: 12px;
    color: #475569;
}

.qr-panel__image {
    margin-top: 12px;
    width: 240px;
    height: 240px;
    object-fit: contain;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #ffffff;
}

.qr-panel__raw {
    margin-top: 12px;
    max-height: 180px;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-all;
    font-size: 11px;
    line-height: 1.45;
    border: 1px dashed #cbd5e1;
    border-radius: 8px;
    padding: 10px;
    background: #ffffff;
}

.embed-panel {
    margin-top: 16px;
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    padding: 14px;
    background: #f8fafc;
}

.embed-panel__title {
    font-size: 14px;
    font-weight: 700;
    color: #0f172a;
}

.embed-panel__subtitle {
    margin-top: 6px;
    font-size: 12px;
    color: #475569;
}

.embed-panel__frame {
    margin-top: 12px;
    width: 100%;
    min-height: 520px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #ffffff;
}

.state-message {
    margin-top: 10px;
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-size: 13px;
    display: none;
}

.state-message--visible {
    display: block;
}

.state-message--success {
    background: var(--color-status-success-bg);
    color: var(--color-status-success-text);
    border: 1px solid var(--color-status-success-border);
}

.state-message--error {
    background: var(--color-status-error-bg);
    color: var(--color-status-error-text);
    border: 1px solid var(--color-status-error-border);
}

.state-message--warning {
    background: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
}

.empty-state {
    text-align: center;
    color: #6b7280;
    padding: 22px;
    border: 1px dashed #cbd5e1;
    border-radius: var(--radius-sm);
    font-size: 13px;
}

.text-link-pill {
    display: inline-block;
    text-decoration: none;
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 700;
}

.text-link-pill:hover {
    text-decoration: underline;
}

.loading-spinner {
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spinner-rotate 0.65s linear infinite;
}

.is-hidden {
    display: none !important;
}

@keyframes spinner-rotate {
    to {
        transform: rotate(360deg);
    }
}

/* List/table components */
.group-selection__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.group-selection__toggle {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    font-weight: 700;
    color: #0369a1;
}

.group-selection__toggle input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
}

.group-selection__list {
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    max-height: 420px;
    overflow-y: auto;
}

.group-selection__item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-bottom: 1px solid #f1f5f9;
}

.group-selection__item:last-child {
    border-bottom: none;
}

.group-selection__item:hover {
    background: #f8fafc;
}

.group-selection__item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
}

.data-table-wrapper {
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    overflow: hidden;
}

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

.data-table th,
.data-table td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid #f1f5f9;
    font-size: 13px;
}

.data-table th {
    background: #f8fafc;
    font-weight: 700;
    color: #334155;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table__col-index {
    width: 70px;
}

.data-table__col-count {
    width: 140px;
}

.action-links {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.action-link {
    display: inline-block;
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
    border-radius: 6px;
    padding: 6px 9px;
    border: 1px solid #cbd5e1;
    color: #334155;
    background: #f8fafc;
    cursor: pointer;
}

.action-link:hover {
    background: #e2e8f0;
}

.action-link--danger {
    border-color: #fecaca;
    color: #b91c1c;
    background: #fef2f2;
}

.action-link--danger:hover {
    background: #fee2e2;
}

.message-block-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.message-block-card__title {
    font-size: 14px;
    font-weight: 700;
    color: #0f172a;
}

.message-block-type-picker {
    position: relative;
}

.message-block-type-picker__trigger {
    min-width: 38px;
    height: 34px;
    padding: 0;
    font-size: 18px;
    line-height: 1;
    border-radius: 8px;
}

.message-block-type-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    z-index: 20;
    min-width: 170px;
    border: 1px solid var(--color-border-default);
    border-radius: 10px;
    background: #ffffff;
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
    padding: 6px;
}

.message-block-type-menu__item {
    width: 100%;
    border: none;
    background: transparent;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    color: #334155;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
}

.message-block-type-menu__item:hover {
    background: #f1f5f9;
}

.message-block-textarea {
    min-height: 130px;
}

.message-block-inline-row {
    display: grid;
    grid-template-columns: auto auto minmax(280px, 1fr) auto auto auto;
    gap: 8px;
    align-items: center;
}

.message-block-content-cell {
    min-width: 0;
}

.message-block-inline-input {
    width: 100%;
}

.message-block-media-inline-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}

.message-block-media-inline-wrap .form-input {
    flex: 1;
    min-width: 180px;
}

.message-block-type-indicator {
    font-size: 13px;
    color: #6b7280;
    white-space: nowrap;
}

.message-block-upload-status {
    font-size: 12px;
    white-space: nowrap;
}

.message-block-move-picker {
    position: relative;
}

.message-block-move-picker__trigger {
    min-width: 38px;
    height: 34px;
    padding: 0;
    border-radius: 8px;
    cursor: grab;
}

.message-block-move-picker__trigger:active {
    cursor: grabbing;
}

.message-block-move-dots {
    display: grid;
    grid-template-columns: repeat(2, 6px);
    grid-template-rows: repeat(3, 6px);
    gap: 4px;
    justify-content: center;
    align-content: center;
}

.message-block-move-dots span {
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: #0f172a;
    display: block;
}

.message-block-dragging {
    opacity: 0.7;
}

.message-block-drop-target {
    border-color: #93c5fd;
}

.queue-health-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
}

.queue-metric-card {
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    background: #f8fafc;
    padding: 10px 12px;
}

.queue-metric-card__label {
    font-size: 12px;
    color: #475569;
}

.queue-metric-card__value {
    margin-top: 4px;
    font-size: 22px;
    font-weight: 700;
    color: #0f172a;
}

.block-preview {
    margin-top: 8px;
    border: 1px dashed #cbd5e1;
    border-radius: 8px;
    padding: 10px;
    background: #f8fafc;
}

.block-preview__title {
    font-size: 12px;
    font-weight: 700;
    color: #334155;
    margin-bottom: 6px;
}

.block-preview__meta {
    font-size: 12px;
    color: #64748b;
    margin-bottom: 6px;
}

.block-preview__text {
    font-size: 13px;
    color: #1f2937;
    margin-bottom: 6px;
    white-space: pre-wrap;
    word-break: break-word;
}

.block-preview__image {
    display: block;
    max-width: 220px;
    max-height: 160px;
    object-fit: cover;
    border: 1px solid #dbeafe;
    border-radius: 8px;
    margin-bottom: 8px;
    background: #ffffff;
}

/* Login-specific form classes */
.login__title {
    font-size: 24px;
    color: #0f172a;
    margin-bottom: 6px;
}

.login__subtitle {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}

.validation-error {
    color: #b91c1c;
    font-size: 12px;
    margin-top: 6px;
}

.button--login {
    width: 100%;
}

/* Responsive behavior */
@media (max-width: 900px) {
    .app-shell {
        flex-direction: column;
    }

    .app-sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }

    .app-topbar {
        position: relative;
    }
}

@media (max-width: 640px) {
    .message-block-card__top {
        flex-direction: column;
        align-items: flex-start;
    }

    .message-block-type-picker__trigger {
        min-width: 34px;
        height: 32px;
    }

    .message-block-inline-row {
        grid-template-columns: 1fr;
        align-items: stretch;
    }

    .message-block-media-inline-wrap {
        flex-wrap: wrap;
    }
}

@media (max-width: 860px) {
    .auth-layout {
        grid-template-columns: 1fr;
    }

    .auth-layout__left {
        display: none;
    }
}