/* ═══════════════════════════════════════════════════════════════════
   MOBILE RESPONSIVE — EV144 ADDITIVE BLOCK
   Two breakpoints: 768px (tablet) and 480px (phone)
   ═══════════════════════════════════════════════════════════════════ */

/* --- TABLET + PHONE (≤768px) --- */
@media (max-width: 768px) {
    /* Welcome Screen */
    .welcome-title {
        font-size: 32px !important;
        letter-spacing: 3px;
        margin-bottom: 20px;
    }
    .welcome-subtitle {
        font-size: 15px;
    }
    .welcome-manifesto {
        font-size: 13px;
        padding: 0 16px;
    }
    .hud-panel {
        max-width: 95vw;
        padding: 12px 16px;
    }
    .hud-list li {
        font-size: 12px;
        line-height: 1.6;
        padding: 4px 0 4px 10px;
    }

    /* Top Navigation */
    .top-nav {
        padding: 10px 12px;
        height: 54px;
    }
    .brand h1 {
        font-size: 18px;
        letter-spacing: 2px;
    }
    .brand .tagline {
        display: none;
    }
    .nav-controls {
        gap: 4px;
    }
    .btn-wallet, .btn-ghost {
        padding: 5px 8px;
        font-size: 10px;
    }
    .btn-wallet .btn-text,
    .btn-ghost .btn-text {
        display: none;
    }

    /* Sidebar */
    .sidebar {
        position: fixed;
        top: 54px;
        left: 0;
        bottom: 0;
        z-index: 99;
        box-shadow: 10px 0 40px rgba(0,0,0,0.5);
        transform: translateX(0);
    }
    .sidebar.collapsed {
        transform: translateX(-100%);
        margin-left: 0;
    }

    /* Chat Area */
    .chat-area {
        padding: 12px;
        padding-top: 60px;
    }
    .messages {
        gap: 16px;
        padding-bottom: 140px;
    }
    .message {
        gap: 10px;
    }
    .message .content {
        padding: 12px;
        font-size: 14px;
    }
    .message .avatar {
        width: 28px;
        height: 28px;
    }

    /* Tables in messages — horizontal scroll */
    .message-content table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .message-content th, .message-content td {
        padding: 8px 10px;
        font-size: 12px;
    }
    .message-content ul, .message-content ol {
        margin-left: 16px;
    }

    /* Input Area */
    .input-container {
        padding: 0 10px 12px 10px;
    }
    .input-pill {
        padding: 6px 8px 6px 12px;
        border-radius: 24px;
        gap: 4px;
    }
    #promptInput {
        font-size: 16px;
        min-height: 20px;
    }
    #executionMode {
        max-width: 90px;
        font-size: 11px !important;
        padding: 4px 4px !important;
        margin-right: 4px !important;
    }
    #btnVoice {
        padding: 5px 7px !important;
        font-size: 14px !important;
        margin-right: 3px !important;
    }
    .btn-send {
        width: 34px;
        height: 34px;
        min-width: 34px;
    }

    /* Smoke Terminal */
    .smoke-terminal {
        border-radius: 10px;
        padding: 10px 14px;
        font-size: 11px;
    }
    .terminal-body {
        max-height: 120px;
    }

    /* ALL Modals — responsive widths */
    .settings-panel {
        width: 92vw !important;
        max-width: 400px;
        padding: 20px;
    }
    .pricing-panel {
        width: 95vw !important;
        max-width: 900px;
        padding: 20px 16px;
    }
    .pricing-title-wrapper h2 {
        font-size: 22px;
    }
    .pricing-subtitle {
        font-size: 12px;
    }

    /* Pricing tier cards — stack vertically */
    .tier-matrix {
        flex-direction: column !important;
        gap: 16px;
    }
    .tier-card {
        width: 100% !important;
        max-width: 100%;
        padding: 24px 20px;
    }
    .tier-price {
        font-size: 28px;
    }

    .close-modal {
        font-size: 28px;
        padding: 4px 8px;
    }

    /* Void Gate (login) */
    .void-gate {
        padding: 20px 16px;
    }
    .void-brand {
        font-size: 24px;
    }
    .void-input {
        width: 100%;
        max-width: 280px;
    }

    .mode-selector-bar {
        max-width: 95vw;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .mode-selector-bar::-webkit-scrollbar {
        display: none;
    }
    .mode-btn {
        flex-shrink: 0;
    }

    .pricing-header-new .close-modal {
        right: 10px;
        top: 10px;
    }

    .btn-sidebar-toggle,
    .btn-settings,
    .btn-copy,
    .close-modal {
        min-height: 44px;
        min-width: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

/* --- PHONE ONLY (≤480px) --- */
@media (max-width: 480px) {
    .welcome-title {
        font-size: 26px !important;
        letter-spacing: 2px;
        margin-bottom: 14px;
    }
    .welcome-subtitle {
        font-size: 14px;
    }
    .hud-list li {
        font-size: 11px;
        line-height: 1.5;
    }

    .top-nav {
        padding: 8px 8px;
        height: 48px;
    }
    .brand h1 {
        font-size: 16px;
        letter-spacing: 1px;
    }
    .btn-wallet, .btn-ghost {
        padding: 4px 6px;
        font-size: 9px;
    }

    .message .content {
        padding: 10px;
        font-size: 13px;
    }
    .message .avatar {
        width: 24px;
        height: 24px;
    }

    .input-container {
        padding: 0 6px 8px 6px;
    }
    .input-pill {
        padding: 5px 6px 5px 10px;
    }
    #executionMode {
        max-width: 78px;
        font-size: 10px !important;
    }

    .settings-panel {
        width: 96vw !important;
        padding: 16px 12px;
    }
    .pricing-panel {
        width: 98vw !important;
        padding: 16px 10px;
    }
    .tier-card {
        padding: 20px 16px;
    }

    .message-content pre {
        font-size: 12px;
        padding: 12px;
    }
}

@media (max-width: 360px) {
    .nav-controls {
        gap: 4px;
    }
    .nav-controls .btn-settings,
    .nav-controls #btnUpgrade {
        padding: 4px 6px;
        font-size: 10px;
    }
    .mode-btn {
        padding: 5px 10px;
        font-size: 10px;
    }
}

@media (max-width: 320px) {
    .brand-logo span {
        display: none;
    }
    .nav-controls {
        gap: 2px;
    }
}