* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    width: 100%;
    height: 100%;
}

body {
    font-family: Arial, sans-serif;
    background: #0d0d0f;
    color: white;
}

button,
input {
    font: inherit;
}

button {
    cursor: pointer;
}

.app {
    display: flex;
    width: 100%;
    height: 100dvh;
}

/* SIDEBAR */

.sidebar {
    width: 250px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: #151518;
    border-right: 1px solid #29292e;
}

.logo {
    font-size: 28px;
    font-weight: bold;
    padding: 10px;
    margin-bottom: 30px;
}

.logo span {
    margin-left: 8px;
}

nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-button {
    width: 100%;
    padding: 13px;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: #aaa;
    text-align: left;
}

.nav-button:hover,
.nav-button.active {
    background: #29292e;
    color: white;
}

.sidebar-bottom {
    margin-top: auto;
}

.status {
    color: #aaa;
    font-size: 13px;
    padding: 10px;
}

.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    margin-right: 6px;
    border-radius: 50%;
    background: #54d66a;
}

/* CONTENT */

.content {
    flex: 1;
    min-width: 0;
    height: 100%;
}

.page {
    display: none;
    flex-direction: column;
    height: 100%;
}

.active-page {
    display: flex;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 1px solid #29292e;
}

.page-header h1 {
    margin: 0;
    font-size: clamp(24px, 4vw, 32px);
}

.page-header p {
    margin: 6px 0 0;
    color: #888;
}

/* CHAT */

.chat {
    flex: 1;
    overflow-y: auto;
    padding: 25px;
}

.message {
    display: flex;
    gap: 12px;
    max-width: 850px;
    margin-bottom: 20px;
}

.message.user {
    margin-left: auto;
    flex-direction: row-reverse;
}

.avatar {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #29292e;
}

.bubble {
    padding: 14px 17px;
    border-radius: 14px;
    background: #1d1d21;
    overflow-wrap: anywhere;
}

.message.user .bubble {
    background: #29292e;
}

.bubble strong {
    display: block;
    margin-bottom: 7px;
}

.bubble p {
    margin: 6px 0;
    line-height: 1.5;
}

.chat-form {
    display: flex;
    gap: 10px;
    padding: 15px;
    border-top: 1px solid #29292e;
}

.chat-form input {
    flex: 1;
    min-width: 0;
    padding: 15px;
    border: 1px solid #333;
    border-radius: 12px;
    outline: none;
    background: #18181b;
    color: white;
}

.chat-form button,
.game-card button {
    padding: 13px 20px;
    border: 0;
    border-radius: 10px;
    font-weight: bold;
}

/* MEMORY */

.memory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    padding: 24px;
    overflow-y: auto;
}

.memory-card {
    padding: 18px;
    border: 1px solid #29292e;
    border-radius: 14px;
    background: #18181b;
}

.memory-category {
    display: inline-block;
    margin-bottom: 10px;
    padding: 5px 9px;
    border-radius: 7px;
    background: #29292e;
    color: #aaa;
    font-size: 12px;
}

.memory-text {
    line-height: 1.5;
}

.delete-memory {
    margin-top: 12px;
    padding: 8px 12px;
    border: 0;
    border-radius: 8px;
    background: #302022;
    color: #ff8d8d;
}

/* GAMES */

.game-grid {
    display: grid;
    grid-template-columns: repeat(
        auto-fit,
        minmax(220px, 1fr)
    );

    gap: 20px;
    padding: 24px;
}

.game-card {
    padding: 25px;
    border: 1px solid #29292e;
    border-radius: 16px;
    background: #18181b;
}

.game-icon {
    font-size: 45px;
}

.game-card h2 {
    margin-bottom: 8px;
}

.game-card p {
    color: #999;
    line-height: 1.5;
}

/* SETTINGS */

.settings-card {
    margin: 20px 24px 0;
    padding: 20px;
    border: 1px solid #29292e;
    border-radius: 15px;
    background: #18181b;
}

.settings-card h2 {
    margin-top: 0;
}

.muted {
    color: #888;
}

.danger {
    padding: 10px 15px;
    border: 0;
    border-radius: 9px;
    background: #382022;
    color: #ff9090;
}

/* MOBILE */

@media (max-width: 700px) {

    .sidebar {
        width: 65px;
        padding: 10px;
    }

    .logo {
        text-align: center;
        padding: 10px 0;
    }

    .logo span {
        display: none;
    }

    .nav-button {
        font-size: 0;
        text-align: center;
        padding: 14px 5px;
    }

    .nav-button::first-letter {
        font-size: 20px;
    }

    .status {
        font-size: 0;
        text-align: center;
    }

    .status-dot {
        margin: 0;
    }

    .page-header {
        padding: 16px;
    }

    .chat {
        padding: 15px;
    }

    .message {
        max-width: 95%;
    }

    .memory-grid,
    .game-grid {
        padding: 15px;
    }

}