/**
 * MLS Chatbot Widget Styles
 * Updated to use design system tokens with dark/teal theme
 *
 * @package MLS_Listings_Display
 * @since 6.6.0
 * @version 7.0.2
 */

/* ===========================
   Chat Widget Container
   =========================== */

.mld-chatbot-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* ===========================
   Chat Bubble - Teal accent
   =========================== */

.mld-chat-bubble {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--ds-teal, #0891B2) 0%, var(--ds-teal-hover, #0E7490) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(8, 145, 178, 0.4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.mld-chat-bubble svg {
    width: 28px;
    height: 28px;
    color: var(--ds-white, white);
}

.mld-chat-bubble:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(8, 145, 178, 0.5);
}

.mld-chat-bubble-hidden {
    opacity: 0;
    transform: scale(0);
    pointer-events: none;
}

.mld-chat-bubble-bounce {
    animation: mld-bounce 0.6s ease-in-out;
}

@keyframes mld-bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* ===========================
   Notification Badge
   =========================== */

.mld-chat-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--ds-red, #DC2626);
    color: var(--ds-white, white);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--ds-text-xs, 12px);
    font-weight: 600;
    border: 2px solid var(--ds-white, white);
    animation: mld-pulse 2s infinite;
}

@keyframes mld-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ===========================
   Chat Window
   =========================== */

.mld-chat-window {
    width: 380px;
    height: 600px;
    background: var(--ds-white, white);
    border-radius: var(--ds-radius-2xl, 16px);
    box-shadow: var(--ds-shadow-xl, 0 10px 40px rgba(0, 0, 0, 0.15));
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: mld-slide-up 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes mld-slide-up {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ===========================
   Chat Header - Dark gradient theme
   =========================== */

.mld-chat-header {
    background: linear-gradient(135deg, var(--ds-dark-gray, #1f2937) 0%, var(--ds-black, #000000) 100%);
    color: var(--ds-white, white);
    padding: var(--ds-space-5, 20px);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mld-chat-header-info {
    display: flex;
    align-items: center;
    gap: var(--ds-space-3, 12px);
}

.mld-chat-avatar {
    width: 40px;
    height: 40px;
    background: var(--ds-teal, #0891B2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mld-chat-avatar svg {
    width: 24px;
    height: 24px;
    color: var(--ds-white, white);
}

.mld-chat-header-text h3 {
    margin: 0;
    font-size: var(--ds-text-lg, 16px);
    font-weight: 600;
}

.mld-chat-status {
    font-size: var(--ds-text-xs, 12px);
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 6px;
}

.mld-chat-status::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--ds-success, #10b981);
    border-radius: 50%;
    display: inline-block;
}

.mld-chat-close {
    background: transparent;
    border: none;
    color: var(--ds-white, white);
    cursor: pointer;
    padding: var(--ds-space-2, 8px);
    border-radius: var(--ds-radius-lg, 8px);
    transition: background 0.2s;
}

.mld-chat-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

.mld-chat-close svg {
    width: 20px;
    height: 20px;
    display: block;
}

/* ===========================
   Messages Container
   =========================== */

.mld-chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--ds-space-5, 20px);
    display: flex;
    flex-direction: column;
    gap: var(--ds-space-4, 16px);
    background: var(--ds-surface-subtle, #f9fafb);
}

.mld-chat-messages::-webkit-scrollbar {
    width: 6px;
}

.mld-chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.mld-chat-messages::-webkit-scrollbar-thumb {
    background: var(--ds-border-strong, #d1d5db);
    border-radius: 3px;
}

.mld-chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--ds-text-tertiary, #9ca3af);
}

/* ===========================
   Chat Messages
   =========================== */

.mld-chat-message {
    display: flex;
    flex-direction: column;
    gap: 4px;
    animation: mld-message-in 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes mld-message-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mld-message-content {
    max-width: 85%;
    padding: var(--ds-space-3, 12px) var(--ds-space-4, 16px);
    border-radius: var(--ds-radius-2xl, 16px);
    position: relative;
}

.mld-message-content p {
    margin: 0;
    font-size: var(--ds-text-sm, 14px);
    line-height: 1.5;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Clickable links in chat messages (v6.27.5) */
.mld-chat-link {
    color: var(--ds-teal, #0891B2);
    text-decoration: underline;
    word-break: break-all;
    transition: color 0.2s;
}

.mld-chat-link:hover {
    color: var(--ds-teal-hover, #0E7490);
}

/* Links in user messages should be lighter */
.mld-user-message .mld-chat-link {
    color: rgba(255, 255, 255, 0.9);
}

.mld-user-message .mld-chat-link:hover {
    color: var(--ds-white, white);
}

/* Numbered list items styling (v6.27.5) */
.mld-list-item {
    display: block;
    margin: var(--ds-space-2, 8px) 0;
}

.mld-message-time {
    font-size: 11px;
    color: var(--ds-text-tertiary, #9ca3af);
    padding: 0 var(--ds-space-2, 8px);
}

/* Bot Messages */
.mld-bot-message .mld-message-content {
    background: var(--ds-white, white);
    color: var(--ds-text-secondary, #1f2937);
    align-self: flex-start;
    border: 1px solid var(--ds-border, #e5e7eb);
    box-shadow: var(--ds-shadow-sm, 0 1px 2px rgba(0, 0, 0, 0.05));
}

.mld-bot-message .mld-message-time {
    align-self: flex-start;
}

/* User Messages - Teal theme */
.mld-user-message .mld-message-content {
    background: linear-gradient(135deg, var(--ds-teal, #0891B2) 0%, var(--ds-teal-hover, #0E7490) 100%);
    color: var(--ds-white, white);
    align-self: flex-end;
    margin-left: auto;
}

.mld-user-message .mld-message-time {
    align-self: flex-end;
    text-align: right;
}

/* Error Messages */
.mld-message-error .mld-message-content {
    background: rgba(220, 38, 38, 0.1);
    color: var(--ds-red, #DC2626);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

/* Fallback Badge */
.mld-fallback-badge {
    display: inline-block;
    background: rgba(245, 158, 11, 0.15);
    color: var(--ds-warning, #F59E0B);
    font-size: 10px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--ds-radius-full, 9999px);
    margin-top: var(--ds-space-2, 8px);
    text-transform: uppercase;
}

/* ===========================
   Typing Indicator
   =========================== */

.mld-typing-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: var(--ds-space-3, 12px) var(--ds-space-4, 16px);
    background: var(--ds-white, white);
    border-radius: var(--ds-radius-2xl, 16px);
    max-width: 60px;
    align-self: flex-start;
    margin: 0 var(--ds-space-5, 20px) var(--ds-space-4, 16px) var(--ds-space-5, 20px);
    border: 1px solid var(--ds-border, #e5e7eb);
    box-shadow: var(--ds-shadow-sm, 0 1px 2px rgba(0, 0, 0, 0.05));
}

.mld-typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--ds-teal, #0891B2);
    border-radius: 50%;
    animation: mld-typing-pulse 1.4s infinite;
}

.mld-typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.mld-typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes mld-typing-pulse {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    30% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ===========================
   Input Area
   =========================== */

.mld-chat-input-container {
    display: flex;
    gap: var(--ds-space-2, 8px);
    padding: var(--ds-space-4, 16px);
    background: var(--ds-white, white);
    border-top: 1px solid var(--ds-border, #e5e7eb);
    align-items: flex-end;
}

.mld-chat-input {
    flex: 1;
    border: 1px solid var(--ds-border-strong, #d1d5db);
    border-radius: var(--ds-radius-xl, 12px);
    padding: var(--ds-space-3, 12px) var(--ds-space-4, 16px);
    font-size: var(--ds-text-sm, 14px);
    font-family: inherit;
    resize: none;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    max-height: 120px;
    overflow-y: auto;
}

.mld-chat-input:focus {
    border-color: var(--ds-teal, #0891B2);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

.mld-chat-input::placeholder {
    color: var(--ds-text-tertiary, #9ca3af);
}

/* Send Button - Teal */
.mld-chat-send {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--ds-teal, #0891B2) 0%, var(--ds-teal-hover, #0E7490) 100%);
    border: none;
    border-radius: var(--ds-radius-xl, 12px);
    color: var(--ds-white, white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(8, 145, 178, 0.3);
}

.mld-chat-send:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(8, 145, 178, 0.4);
}

.mld-chat-send:active {
    transform: scale(0.95);
}

.mld-chat-send svg {
    width: 20px;
    height: 20px;
}

/* ===========================
   Footer
   =========================== */

.mld-chat-footer {
    padding: var(--ds-space-2, 8px) var(--ds-space-4, 16px);
    text-align: center;
    font-size: 11px;
    color: var(--ds-text-tertiary, #9ca3af);
    background: var(--ds-surface-subtle, #f9fafb);
    border-top: 1px solid var(--ds-border, #e5e7eb);
}

/* ===========================
   Mobile Responsive
   =========================== */

@media (max-width: 480px) {
    .mld-chatbot-widget {
        bottom: 10px;
        right: 10px;
        left: 10px;
    }

    .mld-chat-window {
        width: 100%;
        /* FULL SCREEN on mobile - uses dynamic viewport height */
        height: 100dvh;
        height: 100vh; /* Fallback for older browsers */
        max-height: none;
        min-height: 280px;
        border-radius: 0; /* No border radius for full screen */
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        /* Smooth height transitions for keyboard */
        transition: height 0.25s ease-out;
        /* Account for iOS safe areas */
        padding-top: env(safe-area-inset-top, 0);
        padding-bottom: env(safe-area-inset-bottom, 0);
        box-sizing: border-box;
    }

    /* Keyboard open state - shrink to fit above keyboard */
    .mld-chat-window.mld-keyboard-open {
        /* Height set dynamically by JS based on visual viewport */
        /* Bottom stays at 0, height shrinks to available space */
        top: auto;
        bottom: 0;
        /* Remove top padding when keyboard is open */
        padding-top: 0;
    }

    .mld-chat-bubble {
        position: fixed;
        bottom: calc(16px + env(safe-area-inset-bottom, 0px));
        right: 16px;
    }

    /* Compact header on mobile */
    .mld-chat-header {
        padding: var(--ds-space-3, 12px) var(--ds-space-4, 16px);
    }

    .mld-chat-avatar {
        width: 32px;
        height: 32px;
    }

    .mld-chat-avatar svg {
        width: 18px;
        height: 18px;
    }

    .mld-chat-header-text h3 {
        font-size: var(--ds-text-base, 14px);
    }

    /* Compact messages area */
    .mld-chat-messages {
        padding: var(--ds-space-3, 12px);
        gap: var(--ds-space-3, 12px);
        /* Allow messages to scroll properly with keyboard */
        flex: 1;
        min-height: 0;
        /* Smooth iOS scrolling */
        -webkit-overflow-scrolling: touch;
        overflow-y: auto;
        overscroll-behavior: contain;
    }

    /* Compact input area */
    .mld-chat-input-container {
        padding: var(--ds-space-3, 12px);
        flex-shrink: 0;
        /* Add safe area padding for home indicator */
        padding-bottom: calc(var(--ds-space-3, 12px) + env(safe-area-inset-bottom, 0px));
    }

    /* IMPORTANT: 16px font-size prevents iOS zoom on focus */
    .mld-chat-input {
        font-size: 16px !important; /* Must be 16px+ to prevent iOS auto-zoom */
        -webkit-text-size-adjust: 100%; /* Prevent text size adjustment */
        padding: var(--ds-space-2, 8px) var(--ds-space-3, 12px);
        border-radius: var(--ds-radius-lg, 8px);
        /* Prevent zoom on double-tap */
        touch-action: manipulation;
    }

    .mld-chat-send {
        width: 40px;
        height: 40px;
    }

    /* Hide footer on mobile to save space */
    .mld-chat-footer {
        display: none;
    }

    /* Prevent any zoom on touch interactions */
    .mld-chatbot-widget * {
        touch-action: manipulation;
    }
}

@media (max-width: 360px) {
    .mld-chat-bubble {
        width: 50px;
        height: 50px;
    }

    .mld-chat-bubble svg {
        width: 24px;
        height: 24px;
    }

    /* Still full screen on small devices */
    .mld-chat-window {
        height: 100dvh;
        height: 100vh;
        max-height: none;
    }
}

/* ===========================
   Modern Viewport Units Support
   Progressive enhancement for keyboard handling
   =========================== */

/* Modern browsers with dvh support - full screen chatbot */
@supports (height: 100dvh) {
    @media (max-width: 480px) {
        .mld-chat-window {
            /* Full screen using dynamic viewport */
            height: 100dvh;
            max-height: none;
        }

        .mld-chat-window.mld-keyboard-open {
            /* JS sets height dynamically based on visualViewport */
        }
    }
}

/* iOS Safari specific fixes using -webkit-fill-available (iOS 14.x support) */
@supports (-webkit-touch-callout: none) {
    @media (max-width: 480px) {
        .mld-chat-window {
            /* iOS-specific: full screen */
            height: -webkit-fill-available;
            max-height: -webkit-fill-available;
        }

        .mld-chat-window.mld-keyboard-open {
            /* Height set by JS when keyboard opens */
        }
    }
}

/* ===========================
   Dark Mode Support
   =========================== */

@media (prefers-color-scheme: dark) {
    .mld-chat-window {
        background: var(--ds-dark-gray, #1f2937);
    }

    .mld-chat-messages {
        background: var(--ds-black, #111827);
    }

    .mld-bot-message .mld-message-content {
        background: #374151;
        color: var(--ds-off-white, #f3f4f6);
        border-color: #4b5563;
    }

    .mld-chat-input-container {
        background: var(--ds-dark-gray, #1f2937);
        border-top-color: #374151;
    }

    .mld-chat-input {
        background: #374151;
        border-color: #4b5563;
        color: var(--ds-off-white, #f3f4f6);
    }

    .mld-chat-input::placeholder {
        color: var(--ds-text-muted, #6b7280);
    }

    .mld-chat-footer {
        background: var(--ds-black, #111827);
        border-top-color: #374151;
    }

    .mld-typing-indicator {
        background: #374151;
        border-color: #4b5563;
    }

    /* Dark mode link colors (v6.27.5) */
    .mld-bot-message .mld-chat-link {
        color: #22d3ee; /* Lighter teal for dark mode */
    }

    .mld-bot-message .mld-chat-link:hover {
        color: #67e8f9;
    }
}

/* ===========================
   Accessibility
   =========================== */

.mld-chat-bubble:focus,
.mld-chat-close:focus,
.mld-chat-send:focus {
    outline: 2px solid var(--ds-teal, #0891B2);
    outline-offset: 2px;
}

.mld-chat-input:focus {
    outline: none;
    border-color: var(--ds-teal, #0891B2);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    .mld-chat-bubble,
    .mld-chat-window,
    .mld-chat-message,
    .mld-message-content {
        animation: none;
        transition: none;
    }
}

/* ===========================
   Lead Capture Gate Modal (v6.27.0)
   =========================== */

.mld-chat-lead-gate {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: mld-slide-up 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mld-lead-gate-content {
    width: 380px;
    background: var(--ds-white, white);
    border-radius: var(--ds-radius-2xl, 16px);
    box-shadow: var(--ds-shadow-xl, 0 10px 40px rgba(0, 0, 0, 0.15));
    overflow: hidden;
    position: relative;
}

/* Header - Dark gradient theme */
.mld-lead-gate-header {
    background: linear-gradient(135deg, var(--ds-dark-gray, #1f2937) 0%, var(--ds-black, #000000) 100%);
    color: var(--ds-white, white);
    padding: var(--ds-space-6, 24px);
    text-align: center;
}

.mld-lead-gate-icon {
    width: 60px;
    height: 60px;
    background: var(--ds-teal, #0891B2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--ds-space-4, 16px);
}

.mld-lead-gate-icon svg {
    width: 32px;
    height: 32px;
    color: var(--ds-white, white);
}

.mld-lead-gate-header h3 {
    margin: 0 0 var(--ds-space-2, 8px) 0;
    font-size: var(--ds-text-xl, 20px);
    font-weight: 600;
    color: var(--ds-white, white);
}

.mld-lead-gate-header p {
    margin: 0;
    font-size: var(--ds-text-sm, 14px);
    color: rgba(255, 255, 255, 0.8);
}

/* Form */
.mld-lead-gate-form {
    padding: var(--ds-space-5, 20px);
    background: var(--ds-white, white);
}

.mld-form-group {
    margin-bottom: var(--ds-space-4, 16px);
}

.mld-form-group label {
    display: block;
    font-size: var(--ds-text-sm, 14px);
    font-weight: 500;
    color: var(--ds-text-secondary, #374151);
    margin-bottom: var(--ds-space-1, 4px);
}

.mld-required {
    color: var(--ds-red, #DC2626);
}

.mld-form-group input {
    width: 100%;
    padding: var(--ds-space-3, 12px);
    border: 1px solid var(--ds-border-strong, #d1d5db);
    border-radius: var(--ds-radius-lg, 8px);
    font-size: var(--ds-text-base, 16px);
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: var(--ds-white, white);
    color: var(--ds-text-secondary, #1f2937);
    box-sizing: border-box;
}

.mld-form-group input:focus {
    outline: none;
    border-color: var(--ds-teal, #0891B2);
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

.mld-form-group input::placeholder {
    color: var(--ds-text-tertiary, #9ca3af);
}

.mld-field-error {
    display: none;
    font-size: var(--ds-text-xs, 12px);
    color: var(--ds-red, #DC2626);
    margin-top: var(--ds-space-1, 4px);
}

/* Contact hint */
.mld-contact-hint {
    display: flex;
    align-items: center;
    gap: var(--ds-space-2, 8px);
    padding: var(--ds-space-3, 12px);
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--ds-radius-lg, 8px);
    margin-bottom: var(--ds-space-4, 16px);
    font-size: var(--ds-text-xs, 12px);
    color: var(--ds-warning-dark, #92400E);
}

.mld-contact-hint svg {
    flex-shrink: 0;
    color: var(--ds-warning, #F59E0B);
}

.mld-contact-hint.mld-hint-satisfied {
    background: rgba(16, 185, 129, 0.1);
    color: var(--ds-success-dark, #065F46);
}

.mld-contact-hint.mld-hint-satisfied svg {
    color: var(--ds-success, #10b981);
}

/* Submit button - Teal theme */
.mld-lead-submit {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ds-space-2, 8px);
    padding: var(--ds-space-3, 12px) var(--ds-space-4, 16px);
    background: linear-gradient(135deg, var(--ds-teal, #0891B2) 0%, var(--ds-teal-hover, #0E7490) 100%);
    color: var(--ds-white, white);
    border: none;
    border-radius: var(--ds-radius-xl, 12px);
    font-size: var(--ds-text-base, 16px);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 8px rgba(8, 145, 178, 0.3);
}

.mld-lead-submit:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(8, 145, 178, 0.4);
}

.mld-lead-submit:active:not(:disabled) {
    transform: translateY(0);
}

.mld-lead-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.mld-lead-submit svg {
    width: 20px;
    height: 20px;
}

/* Close button */
.mld-lead-gate-close {
    position: absolute;
    top: var(--ds-space-3, 12px);
    right: var(--ds-space-3, 12px);
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    padding: var(--ds-space-2, 8px);
    border-radius: var(--ds-radius-lg, 8px);
    transition: all 0.2s;
}

.mld-lead-gate-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--ds-white, white);
}

.mld-lead-gate-close svg {
    width: 20px;
    height: 20px;
    display: block;
}

/* ===========================
   Lead Gate Mobile Responsive
   =========================== */

@media (max-width: 480px) {
    .mld-chat-lead-gate {
        bottom: 0;
        right: 0;
        left: 0;
        top: 0;
    }

    .mld-lead-gate-content {
        width: 100%;
        height: 100%;
        border-radius: 0;
        display: flex;
        flex-direction: column;
    }

    .mld-lead-gate-header {
        padding: var(--ds-space-5, 20px);
        padding-top: calc(var(--ds-space-5, 20px) + env(safe-area-inset-top, 0));
    }

    .mld-lead-gate-form {
        flex: 1;
        display: flex;
        flex-direction: column;
        padding: var(--ds-space-4, 16px);
    }

    .mld-lead-submit {
        margin-top: auto;
        margin-bottom: env(safe-area-inset-bottom, 0);
    }

    /* Prevent iOS zoom on input focus */
    .mld-form-group input {
        font-size: 16px !important;
    }

    /* Touch action for mobile */
    .mld-lead-gate-content * {
        touch-action: manipulation;
    }
}

/* ===========================
   Lead Gate Dark Mode
   =========================== */

@media (prefers-color-scheme: dark) {
    .mld-lead-gate-content {
        background: var(--ds-dark-gray, #1f2937);
    }

    .mld-lead-gate-form {
        background: var(--ds-dark-gray, #1f2937);
    }

    .mld-form-group label {
        color: var(--ds-off-white, #f3f4f6);
    }

    .mld-form-group input {
        background: #374151;
        border-color: #4b5563;
        color: var(--ds-off-white, #f3f4f6);
    }

    .mld-form-group input::placeholder {
        color: var(--ds-text-muted, #6b7280);
    }

    .mld-contact-hint {
        background: rgba(245, 158, 11, 0.15);
    }

    .mld-contact-hint.mld-hint-satisfied {
        background: rgba(16, 185, 129, 0.15);
    }
}

/* ===========================
   Lead Gate Accessibility
   =========================== */

.mld-lead-submit:focus,
.mld-lead-gate-close:focus {
    outline: 2px solid var(--ds-teal, #0891B2);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .mld-chat-lead-gate {
        animation: none;
    }
}