:root {
    --bg-dark: #0d1117;
    --card-bg: #161b22;
    --mks-purple: #8957e5;
    --mks-cyan: #3fb1e3;
}

body {
    font-family: 'Segoe UI', sans-serif;
    background: #010409;
    margin: 0;
    padding-top: 5px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 85vh;
    overflow: hidden;
}

#chat-container {
    width: 100%;
    max-width: 380px;
    height: 85vh;
    background: var(--bg-dark);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid #30363d;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.screen {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.hidden {
    display: none !important;
}

/* TELA INICIAL */
.welcome-card {
    padding: 25px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.logo-welcome {
    width: 120px;
    margin-bottom: 10px;
    border-radius: 10px;
    box-shadow: 1px 0px 50px var(--mks-purple);
    transition: 0.3s ease-in-out;
    animation: float 3s infinite ease-in-out;
}

.logo-welcome:hover {
    box-shadow: 5px 5px 20px var(--mks-purple);
    transition: 0.3s ease-in-out;
    scale: calc(1.1);

}

.welcome-bot {
    margin: 20px 0;
}

/* AVATAR ROBÔ */
.bot-avatar {
    background: var(--mks-purple);
    border-radius: 10px;
    position: relative;
    border: 2px solid var(--mks-cyan);
    animation: float 3s infinite ease-in-out;
    box-shadow: 1px 1px 20px var(--mks-purple);

}

.bot-avatar.big {
    width: 60px;
    height: 60px;
}

.bot-avatar.small {
    width: 35px;
    height: 35px;
    margin-right: 12px;
}

.bot-eye {
    width: 4px;
    height: 4px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 35%;
    left: 20%;
    box-shadow: 25px 0 white;
}

.small .bot-eye {
    width: 3px;
    height: 3px;
    top: 35%;
    left: 20%;
    box-shadow: 15px 0 white;
}

.fade-in {
    color: white;
    font-size: 20px;
    margin: 10px 0;
    animation: float 3s infinite ease-in-out;
    text-shadow: 1px 1px 15px var(--mks-purple);
}

.paragrafo {
    color: white;
    font-size: 16px;
    line-height: 1.7;
    margin: 0 0 24px;
    animation: float 3s infinite ease-in-out;
    text-shadow: 1px 1px 15px var(--mks-purple);

}

/* HEADER AJUSTADO */
header {
    background: var(--card-bg);
    padding: 12px 18px;
    border-bottom: 1px solid #30363d;
    display: flex;
    align-items: center;
}

.header-info {
    display: flex;
    flex-direction: column;
}

.name {
    color: white;
    font-weight: bold;
    font-size: 14px;
}

.status-container {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-top: 2px;
}

.dot-online {
    width: 7px;
    height: 7px;
    background: #238636;
    border-radius: 50%;
    box-shadow: 0 0 5px #238636;
}

small {
    color: #8b949e;
    font-size: 11px;
}

/* CHAT WINDOW */
#chat-window {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.msg {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 15px;
    font-size: 13.5px;
    line-height: 1.4;
    animation: slideUp 0.3s ease;
}

.bot {
    background: #21262d;
    color: #e6edf3;
    align-self: flex-start;
    border-bottom-left-radius: 2px;
}

.user {
    background: var(--mks-purple);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 2px;
}

/* INPUT E BOTÕES */
.interaction-area {
    background: var(--card-bg);
    border-top: 1px solid #30363d;
}

.btn-group {
    padding: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
}

.btn-opt {
    background: transparent;
    border: 1.5px solid var(--mks-cyan);
    color: var(--mks-cyan);
    padding: 7px 14px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
}

.input-area {
    padding: 12px;
    display: flex;
    gap: 10px;
}

input {
    flex: 1;
    background: #0d1117;
    border: 1px solid #30363d;
    color: white;
    padding: 10px;
    border-radius: 10px;
    outline: none;
    font-size: 16px;
}

#send-btn {
    background: var(--mks-purple);
    border: none;
    border-radius: 10px;
    color: white;
    padding: 0 15px;
    cursor: pointer;
}

.btn-main {
    width: 240px;
    padding: 14px;
    border-radius: 12px;
    border: none;
    font-weight: bold;
    margin-bottom: 10px;
    cursor: pointer;
    font-size: 14px;
    box-shadow: 0.5px 0px 5px var(--mks-purple);
    
}

.primary {
    background: linear-gradient(135deg, var(--mks-cyan), var(--mks-purple));
    color: white;
}

.secondary {
    background: rgba(255, 255, 255, 0.05);
    color: white;
    border: 1px solid #333;
}

/* ... (mantenha as variáveis e estilos base anteriores) ... */

/* Ajuste do Footer */
.chat-footer {
    padding: 10px;
    font-size: 10px;
    color: #858585;
    text-align: center;
    border-top: 1px solid rgba(45, 7, 216, 0.05);
    margin-top: auto;
    /* Empurra para o fim da tela inicial */
}

/* Garante que o indicador de digitação fique sempre visível no final */
#typing-indicator {
    order: 9999;
    /* Força ele a ser o último elemento no flexbox */
    margin-top: 5px;
    background: #21262d;
    width: fit-content;
}

/* Reajuste do Bot na Tela Inicial para caber o título */
.welcome-card {
    padding: 20px 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.welcome-bot {
    margin: 15px 0;
}

h2 {
    color: white;
    font-size: 22px;
    margin: 10px 0;
}

/* ... (mantenha as animações e estilos de botão anteriores) ... */

/* ANIMAÇÕES */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dot-typing {
    height: 5px;
    width: 5px;
    background: #8b949e;
    border-radius: 50%;
    display: inline-block;
    animation: typing 1s infinite;
    margin: 0 2px;
}

@keyframes typing {

    0%,
    100% {
        opacity: 0.3;
    }

    50% {
        opacity: 1;
    }
}