/* =========================================
   PENGATURAN TEMA HITAM PUTIH (MONOKROM / PURE BLACK)
========================================= */

:root {
    --bg-color: #000000;         /* Latar belakang utama hitam pekat */
    --card-bg: #18191a;          /* Latar kartu / container */
    --text-color: #ffffff;       /* Teks utama putih bersih */
    --accent-color: #ffffff;     /* Warna aksen putih bersih (Tanpa Ungu) */
    --accent-hover: #e4e6eb;     /* Warna hover terang */
    --border-color: #3a3b3c;     /* Warna garis pembatas */
    --nav-bg: #242526;           /* Latar navigasi atas */
    --input-bg: #3a3b3c;         /* Latar input / textarea */
    --wa-green: #25D366;
    --messenger-blue: #ffffff;
}

body {
    background-color: var(--bg-color); 
    color: var(--text-color);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, sans-serif;
    margin: 0; 
    padding: 0; 
    transition: background-color 0.3s, color 0.3s;
}

/* =========================================
   BERANDA & COMPOSER POSTINGAN (Font Arial)
========================================= */
.composer-box {
    background: var(--card-bg); 
    padding: 15px; 
    border-radius: 10px; 
    margin-top: 15px;
    border: 1px solid var(--border-color);
}
.composer-box textarea {
    width: 100%; 
    background: transparent; 
    border: none; 
    color: var(--text-color);
    font-size: 1.1em; 
    font-family: Arial, sans-serif;
    resize: none; 
    outline: none; 
    margin-bottom: 10px;
}
.action-buttons { 
    display: flex; 
    gap: 15px; 
    border-top: 1px solid var(--border-color); 
    padding-top: 10px; 
}
.action-btn { 
    display: flex; 
    align-items: center; 
    gap: 5px; 
    color: var(--text-color); 
    opacity: 0.8;
    cursor: pointer; 
    font-weight: 600; 
}
.action-btn:hover { opacity: 1; }
.action-btn i.photo { color: #45bd62; }
.action-btn i.video { color: #f02849; }

/* =========================================
   FEED CARD & INTERAKSI
========================================= */
.feed-card { 
    background: var(--card-bg); 
    margin-top: 15px; 
    padding: 15px; 
    border-radius: 10px; 
    border: 1px solid var(--border-color);
}
.interaction-bar { 
    display: flex; 
    justify-content: space-around; 
    border-top: 1px solid var(--border-color); 
    padding-top: 10px; 
    margin-top: 10px; 
}
.interaction-bar button { 
    background: transparent; 
    border: none; 
    color: var(--text-color);
    opacity: 0.8;
    font-size: 1em; 
    display: flex; 
    align-items: center; 
    gap: 5px; 
    cursor: pointer; 
}
.interaction-bar button:hover { 
    color: var(--accent-color); 
    opacity: 1;
}

/* TAMPILAN TAUTAN / LINK POSTINGAN */
.post-link-card { 
    background: transparent !important; 
    border: none !important; 
    border-radius: 0 !important; 
    margin-top: 4px !important; 
    padding: 0 !important;
    text-decoration: none !important; 
    display: inline-block !important; 
    color: #ffffff !important; 
    font-weight: 600 !important;
    font-size: 0.98em !important;
}
.post-link-card:hover { 
    background: transparent !important; 
    text-decoration: underline !important; 
}
.post-link-img, 
.post-link-domain { 
    display: none !important; 
}
.post-link-body { 
    padding: 0 !important; 
}
.post-link-title { 
    font-weight: 600 !important; 
    font-size: inherit !important; 
    color: #ffffff !important; 
    display: inline !important;
    margin: 0 !important; 
}

/* Dropdown Menu Titik Tiga */
.dropdown { position: relative; display: inline-block; }
.dropdown-content { 
    display: none; 
    position: absolute; 
    right: 0; 
    background-color: var(--card-bg); 
    border: 1px solid var(--border-color);
    min-width: 130px; 
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.5); 
    z-index: 999; 
    border-radius: 10px; 
    overflow: hidden; 
}
.dropdown-content a { 
    color: #ff4757; 
    padding: 12px 16px; 
    text-decoration: none; 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    font-weight: bold; 
    font-size: 0.9em; 
}
.dropdown-content a:hover { background-color: var(--border-color); }
.dropdown-content.show { display: block !important; }

/* =========================================
   RUANG OBROLAN (MESSENGER CHAT)
========================================= */
.chat-container { 
    display: flex; 
    flex-direction: column; 
    overflow-y: auto; 
    height: 68vh; 
    margin-bottom: 70px; 
    padding: 10px 0; 
}
.chat-bubble { 
    max-width: 75%; 
    padding: 10px 15px; 
    border-radius: 20px; 
    margin-bottom: 10px; 
    position: relative; 
    word-wrap: break-word; 
    font-size: 0.95em; 
}
.chat-me { 
    background: #3a3b3c; 
    color: #ffffff; 
    align-self: flex-end; 
    border-bottom-right-radius: 4px; 
}
.chat-other { 
    background: var(--card-bg); 
    color: var(--text-color); 
    align-self: flex-start; 
    border-bottom-left-radius: 4px; 
    border: 1px solid var(--border-color);
}
.reply-btn { 
    display: none; 
    position: absolute; 
    top: 10px; 
    right: -30px; 
    color: #ffffff; 
    cursor: pointer; 
    font-size: 20px;
}
.chat-me:hover .reply-btn { display: block; right: auto; left: -30px; }
.chat-other:hover .reply-btn { display: block; right: -30px; }
.chat-input-area { 
    display: flex; 
    gap: 10px; 
    padding: 10px; 
    background: var(--nav-bg); 
    position: fixed; 
    bottom: 0; 
    left: 0; 
    width: 100%; 
    box-sizing: border-box; 
    border-top: 1px solid var(--border-color); 
}
.replying-indicator { 
    display: none; 
    background: var(--border-color); 
    padding: 5px 10px; 
    border-left: 3px solid var(--accent-color); 
    font-size: 0.8em; 
    margin-bottom: 5px; 
    border-radius: 5px;
}

/* =========================================
   HALAMAN LOGIN & REGISTER
========================================= */
.auth-container {
    max-width: 400px; 
    margin: 60px auto 20px auto; 
    background-color: var(--card-bg);
    padding: 30px 20px; 
    border-radius: 12px; 
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color); 
    text-align: center;
}
.auth-container h2 { 
    margin-top: 0; 
    color: var(--text-color); 
    font-size: 1.8em; 
    margin-bottom: 25px; 
}
.auth-form-group { margin-bottom: 15px; text-align: left; }
.auth-form-group label { 
    display: block; 
    margin-bottom: 8px; 
    color: var(--text-color); 
    opacity: 0.8;
    font-size: 0.9em; 
    font-weight: 600; 
}
.auth-form-group input {
    width: 100%; 
    padding: 14px; 
    border: 1px solid var(--border-color);
    background-color: var(--input-bg); 
    color: var(--text-color); 
    border-radius: 8px;
    outline: none; 
    box-sizing: border-box; 
    font-size: 1em; 
    transition: 0.3s;
}
.auth-form-group input:focus { border-color: var(--accent-color); }
.auth-btn { 
    width: 100%; 
    padding: 14px; 
    background-color: #3a3b3c; 
    color: #ffffff; 
    border: 1px solid var(--border-color); 
    border-radius: 8px; 
    font-size: 1.1em; 
    font-weight: bold; 
    cursor: pointer; 
    margin-top: 15px; 
    transition: opacity 0.2s, background 0.2s;
}
.auth-btn:hover { background: #4e4f50; }
.auth-links { margin-top: 25px; font-size: 0.95em; color: var(--text-color); opacity: 0.9; }
.auth-links a { color: #ffffff; text-decoration: none; font-weight: bold; }