/* ==========================================================================
   PURO LLANO RADIO - CHAT STYLES
   ========================================================================== */

:root {
    --primary-color: #fed202;
    --primary-dark: #d4af00;
    --bg-dark: #1a1108;
    --bg-darker: #0f0a05;
    --bg-card: #252018;
    --bg-message: #2d2620;
    --bg-message-own: #3d3420;
    --text-primary: #ffffff;
    --text-secondary: #b8b8b8;
    --text-muted: #6c757d;
    --success: #2ecc71;
    --danger: #e74c3c;
    --warning: #f39c12;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-darker);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
}

/* Canvas de Fondo */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.chat-header-main {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(26, 17, 8, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(254, 210, 2, 0.1);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
    width: 100%;
    max-width: 1200px;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.back-btn {
    background: transparent;
    border: none;
    color: var(--primary-color);
    font-size: 20px;
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-btn:hover {
    background: rgba(254, 210, 2, 0.1);
    transform: translateX(-3px);
}

.header-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header-logo {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
}

.header-info h1 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.online-status {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.dot-online {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.header-actions {
    display: flex;
    gap: 10px;
}

.header-btn {
    background: rgba(254, 210, 2, 0.1);
    border: none;
    color: var(--primary-color);
    font-size: 18px;
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.header-btn:hover {
    background: rgba(254, 210, 2, 0.2);
    transform: scale(1.05);
}

.users-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger);
    color: white;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

/* ==========================================================================
   PANELS LATERALES
   ========================================================================== */
.users-panel,
.settings-panel {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 100%;
    max-width: 350px;
    height: calc(100vh - 70px);
    height: calc(100dvh - 70px);
    background: var(--bg-card);
    z-index: 99;
    transition: right 0.3s ease;
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.users-panel.active,
.settings-panel.active {
    right: 0;
}

.users-panel-header,
.settings-panel-header {
    padding: 20px;
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(254, 210, 2, 0.1);
}

.users-panel-header h3,
.settings-panel-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.close-panel-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-panel-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Lista de Usuarios */
.users-list {
    padding: 15px;
}

.users-loading,
.users-empty {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.users-loading i,
.users-empty i {
    font-size: 40px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.user-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius);
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.user-item:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateX(3px);
}

.user-item.current-user {
    background: rgba(254, 210, 2, 0.1);
    border: 1px solid rgba(254, 210, 2, 0.2);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    color: white;
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-status {
    font-size: 12px;
    color: var(--text-secondary);
}

.user-action-btn {
    background: transparent;
    border: none;
    color: var(--primary-color);
    font-size: 16px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-action-btn:hover {
    background: rgba(254, 210, 2, 0.1);
}

/* Configuración */
.settings-content {
    padding: 20px;
}

.setting-group {
    margin-bottom: 25px;
}

.setting-group h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.setting-item label:first-child {
    font-size: 14px;
    color: var(--text-primary);
}

.setting-item input[type="text"] {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

.setting-item input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.08);
}

.btn-save-profile,
.btn-report,
.btn-clear-chat {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: var(--radius);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 10px;
}

.btn-save-profile {
    background: var(--gradient-1);
    color: white;
}

.btn-save-profile:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.btn-report {
    background: rgba(231, 76, 60, 0.2);
    color: var(--danger);
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.btn-report:hover {
    background: rgba(231, 76, 60, 0.3);
}

.btn-clear-chat {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-clear-chat:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Toggle Switch */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.1);
    transition: 0.3s;
    border-radius: 26px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .slider {
    background: var(--gradient-1);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

/* ==========================================================================
   CHAT CONTAINER
   ========================================================================== */
.chat-container {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    z-index: 1;
    height: calc(100vh - 70px);
    height: calc(100dvh - 70px);
}

.chat-messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    padding-bottom: 100px;
    -webkit-overflow-scrolling: touch;
}

.chat-messages {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 10px;
}

.messages-loading {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.messages-loading i {
    font-size: 40px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

/* Mensajes */
.message {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message.own-message {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.message-content {
    flex: 1;
    max-width: 80%;
    background: var(--bg-message);
    padding: 12px;
    border-radius: var(--radius);
    border-top-left-radius: 4px;
}

.message.own-message .message-content {
    background: var(--bg-message-own);
    border-radius: var(--radius);
    border-top-right-radius: 4px;
}

.message-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.message-author {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 14px;
}

.message-time {
    font-size: 11px;
    color: var(--text-muted);
}

.message-text {
    color: var(--text-primary);
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
}

.message-text .mention {
    color: var(--primary-color);
    font-weight: 600;
    background: rgba(254, 210, 2, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

.message-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.message:hover .message-actions {
    opacity: 1;
}

.action-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 13px;
    cursor: pointer;
    padding: 5px 8px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

/* Scroll to Bottom Button */
.scroll-to-bottom-btn {
    position: absolute;
    bottom: 110px;
    right: 15px;
    background: var(--gradient-1);
    border: none;
    color: white;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    z-index: 10;
}

.scroll-to-bottom-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 25px rgba(102, 126, 234, 0.4);
}

/* ==========================================================================
   INPUT AREA
   ========================================================================== */
.chat-input-container {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    padding: 10px 12px;
    padding-bottom: max(10px, env(safe-area-inset-bottom));
    border-top: 1px solid rgba(254, 210, 2, 0.1);
    box-sizing: border-box;
    overflow: hidden;
}

.chat-input-wrapper {
    width: 100%;
    margin: 0 auto;
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: nowrap;
}

.emoji-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
    flex-shrink: 0;
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.emoji-btn:hover {
    color: var(--primary-color);
    background: rgba(254, 210, 2, 0.1);
}

.emoji-picker {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    max-width: 100%;
    background: var(--bg-card);
    border: 1px solid rgba(254, 210, 2, 0.2);
    border-radius: var(--radius);
    padding: 12px;
    box-shadow: var(--shadow-lg);
    display: none;
    z-index: 100;
    max-height: 250px;
    overflow-y: auto;
}

.emoji-picker.active {
    display: block;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.emoji-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(35px, 1fr));
    gap: 6px;
}

.emoji-grid span {
    font-size: 20px;
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
}

.emoji-grid span:hover {
    background: rgba(254, 210, 2, 0.1);
    transform: scale(1.2);
}

#messageInput {
    flex: 1 1 auto;
    min-width: 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 25px;
    padding: 10px 14px;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    transition: all 0.3s ease;
}

#messageInput:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.08);
}

.send-btn {
    background: var(--gradient-1);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    min-width: 40px;
}

.send-btn:hover {
    transform: scale(1.1) rotate(-10deg);
    box-shadow: 0 5px 25px rgba(102, 126, 234, 0.4);
}

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

.chat-input-footer {
    width: 100%;
    max-width: 100%;
    margin: 8px auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.typing-indicator {
    font-size: 12px;
    color: var(--text-muted);
    font-style: italic;
}

.char-count {
    font-size: 12px;
    color: var(--text-muted);
}

/* ==========================================================================
   MODAL DE BIENVENIDA
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 450px;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.4s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    padding: 30px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(254, 210, 2, 0.1);
}

.modal-header i {
    font-size: 50px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.modal-header h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-body {
    padding: 25px 20px;
}

.modal-body > p {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 20px;
}

.rules-list {
    background: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.rules-list h4 {
    color: var(--primary-color);
    font-size: 16px;
    margin-bottom: 15px;
}

.rules-list ul {
    list-style: none;
}

.rules-list li {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.rules-list li i {
    color: var(--success);
}

.username-form {
    text-align: center;
}

.username-form label {
    display: block;
    color: var(--text-primary);
    font-size: 14px;
    margin-bottom: 10px;
}

.username-form input {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    text-align: center;
}

.username-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.modal-footer {
    padding: 20px;
    text-align: center;
}

.btn-join {
    background: var(--gradient-1);
    border: none;
    color: white;
    padding: 15px 40px;
    border-radius: 30px;
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-join:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 25px rgba(102, 126, 234, 0.4);
}

/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card);
    color: var(--text-primary);
    padding: 12px 25px;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    z-index: 2000;
    opacity: 0;
    transition: all 0.3s ease;
    border: 1px solid rgba(254, 210, 2, 0.2);
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast i {
    color: var(--primary-color);
    font-size: 18px;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

/* Tablets and smaller screens */
@media (max-width: 1024px) {
    .chat-messages {
        max-width: 100%;
        padding: 0 5px;
    }

    .message-content {
        max-width: 75%;
    }
}

/* Mobile Landscape */
@media (max-width: 768px) {
    .header-content {
        padding: 0 10px;
    }

    .header-info h1 {
        font-size: 14px;
    }

    .header-info {
        gap: 8px;
    }

    .header-logo {
        width: 35px;
        height: 35px;
    }

    .online-status {
        font-size: 11px;
    }

    .message-content {
        max-width: 85%;
    }

    .users-panel,
    .settings-panel {
        width: 100%;
        max-width: 100%;
        right: -100%;
    }

    .emoji-picker {
        left: 5px;
        right: 5px;
        max-width: calc(100% - 10px);
        bottom: 100%;
    }

    .emoji-grid {
        grid-template-columns: repeat(auto-fill, minmax(30px, 1fr));
    }

    .chat-input-container {
        padding: 10px;
    }

    .chat-input-wrapper {
        gap: 5px;
    }

    #messageInput {
        padding: 8px 12px;
        font-size: 13px;
        min-width: 0;
        flex: 1;
    }

    .send-btn,
    .emoji-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
        flex-shrink: 0;
        min-width: 40px;
    }

    .scroll-to-bottom-btn {
        bottom: 100px;
        right: 10px;
        width: 40px;
        height: 40px;
    }
}

/* Mobile Portrait - Small screens */
@media (max-width: 480px) {
    .header-content {
        padding: 0 8px;
    }

    .back-btn,
    .header-btn {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }

    .header-info h1 {
        font-size: 13px;
    }

    .header-logo {
        width: 30px;
        height: 30px;
    }

    .online-status {
        font-size: 10px;
    }

    .message-avatar {
        width: 32px;
        height: 32px;
        font-size: 13px;
    }

    .message {
        gap: 6px;
        margin-bottom: 15px;
    }

    .message-content {
        max-width: 88%;
        padding: 10px;
    }

    .message-text {
        font-size: 13px;
    }

    .modal-content {
        width: 95%;
        max-width: 95%;
        margin: 10px;
    }

    .modal-header {
        padding: 20px 15px;
    }

    .modal-header i {
        font-size: 40px;
    }

    .modal-header h2 {
        font-size: 18px;
    }

    .modal-body {
        padding: 15px;
    }

    .rules-list {
        padding: 15px;
    }

    .rules-list h4 {
        font-size: 14px;
    }

    .rules-list li {
        font-size: 12px;
    }

    .username-form input {
        font-size: 13px;
    }

    .btn-join {
        padding: 12px 30px;
        font-size: 14px;
    }

    .chat-input-container {
        padding: 6px;
        padding-bottom: max(6px, env(safe-area-inset-bottom));
    }

    .chat-input-wrapper {
        gap: 4px;
    }

    .emoji-btn {
        width: 32px;
        height: 32px;
        font-size: 14px;
        flex-shrink: 0;
        min-width: 32px;
        padding: 6px;
        order: 1;
    }

    #messageInput {
        padding: 8px 12px;
        font-size: 12px;
        flex: 1 1 0;
        min-width: 0;
        width: 0;
        max-width: calc(100% - 80px);
        order: 2;
    }

    .send-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
        flex-shrink: 0;
        min-width: 40px;
        order: 3;
    }

    .emoji-picker {
        left: 5px;
        right: 5px;
        max-width: calc(100% - 10px);
    }

    .emoji-grid {
        grid-template-columns: repeat(auto-fill, minmax(28px, 1fr));
    }

    .emoji-grid span {
        font-size: 18px;
        padding: 4px;
    }
}

/* Extra small screens */
@media (max-width: 360px) {
    .header-info h1 {
        font-size: 12px;
    }

    .header-logo {
        width: 28px;
        height: 28px;
    }

    .message-avatar {
        width: 28px;
        height: 28px;
        font-size: 12px;
    }

    .message-content {
        max-width: 90%;
        padding: 8px;
    }

    .message-text {
        font-size: 12px;
    }

    .chat-input-container {
        padding: 4px;
        padding-bottom: max(4px, env(safe-area-inset-bottom));
    }

    .chat-input-wrapper {
        gap: 3px;
    }

    .emoji-btn {
        width: 30px;
        height: 30px;
        font-size: 12px;
        flex-shrink: 0;
        min-width: 30px;
        padding: 4px;
        order: 1;
    }

    #messageInput {
        padding: 6px 10px;
        font-size: 11px;
        flex: 1 1 auto;
        min-width: 0;
    }

    .send-btn {
        width: 38px;
        height: 38px;
        font-size: 14px;
        flex-shrink: 0;
        min-width: 38px;
        order: 3;
    }

    .emoji-grid {
        grid-template-columns: repeat(auto-fill, minmax(26px, 1fr));
    }

    .emoji-grid span {
        font-size: 16px;
        padding: 3px;
    }
}

/* Pantallas pequeñas - Ajustes adicionales */
@media (max-width: 360px) {
    .chat-input-container {
        padding: 8px 10px;
    }

    .chat-input-wrapper {
        gap: 4px;
    }

    .emoji-btn {
        min-width: 36px;
        width: 36px;
        height: 36px;
        font-size: 18px;
        padding: 6px;
    }

    #messageInput {
        padding: 8px 12px;
        font-size: 13px;
        flex: 1 1 auto;
        min-width: 0;
    }

    .send-btn {
        width: 36px;
        height: 36px;
        font-size: 14px;
        min-width: 36px;
    }
}

/* Landscape orientation on very small screens */
@media (max-height: 500px) and (orientation: landscape) {
    .chat-container {
        top: 60px;
    }

    .chat-header-main {
        height: 60px;
    }

    .header-logo {
        width: 30px;
        height: 30px;
    }

    .modal-content {
        max-width: 90%;
        max-height: 90vh;
        overflow-y: auto;
    }

    .emoji-picker {
        max-height: 150px;
    }
}

/* ==========================================================================
   SCROLLBAR PERSONALIZADO
   ========================================================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}