@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;800&display=swap');

:root {
    --text-main: #ffffff;
    --text-sec: #e2e8f0; 
    --primary: #5530e8; 
    --danger: #ff4757;
    --glass-bg: rgba(16, 20, 28, 0.6); 
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
    --backdrop-blur: blur(12px);
}

* { box-sizing: border-box; margin: 0; padding: 0; font-family: 'Inter', sans-serif; }

body { 
    background: #000; 
    color: var(--text-main); 
    overflow: hidden; 
}

/* UTILS & LOADER */
.hidden { display: none !important; }
.badge { background: var(--danger); padding: 2px 8px; border-radius: 12px; font-size: 10px; font-weight: bold; }

/* === LOADING SPINNER === */
.loader-overlay {
    position: fixed; inset: 0; z-index: 9999;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: flex; justify-content: center; align-items: center;
}
.loader-content { text-align: center; }
.spinner {
    width: 50px; height: 50px; margin: 0 auto 15px auto;
    border: 4px solid rgba(255,255,255,0.1);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
.loader-content p { color: var(--text-sec); font-size: 14px; letter-spacing: 1px; animation: pulse 1.5s infinite; }
@keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes pulse { 0% { opacity: 0.5; } 50% { opacity: 1; } 100% { opacity: 0.5; } }

/* === SHARED GLASS CLASS === */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 16px;
}

/* === HAMBURGER MENU === */
.menu-btn {
    position: absolute; top: 25px; left: 25px;
    background: var(--glass-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white; padding: 10px 15px; border-radius: 8px;
    cursor: pointer; z-index: 2000; font-size: 18px;
    backdrop-filter: blur(10px); transition: 0.3s;
}
.menu-btn:hover { background: var(--primary); color: #fff; box-shadow: 0 0 10px var(--primary); }

/* === LOGIN PAGE (OPTIMIZED) === */
.login-wrapper {
    height: 100vh; width: 100vw;
    display: flex; justify-content: center; align-items: center;
    position: relative; z-index: 1;
    background-color: #0b0e11; 
    background-image: url('image2-mobile.webp');
    background-repeat: no-repeat; background-position: center center; background-size: cover;
}
.blur-overlay { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.5); z-index: -1; }
@media (min-width: 769px) { .login-wrapper { background-image: url('image2-desktop.webp'); } }

.login-card {
    width: 400px; padding: 40px; text-align: center;
    background: rgba(0, 0, 0, 0.65); backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.15); border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.brand { 
    font-size: 32px; font-weight: 800; color: var(--primary); margin-bottom: 10px; 
    text-shadow: 0 0 10px rgba(85, 48, 232, 0.4);
    display: flex; align-items: center; justify-content: center; gap: 12px;
}
.img-logo { height: 45px; width: auto; }
.img-logo-sm { height: 28px; width: auto; vertical-align: middle; }

.login-card h2 { margin-bottom: 5px; font-weight: 600; }
.login-card p { color: var(--text-sec); margin-bottom: 30px; font-size: 14px; }

.input-group { position: relative; margin-bottom: 20px; }
.input-group i { position: absolute; left: 15px; top: 14px; color: var(--text-sec); z-index: 2;}
.input-group input {
    width: 100%; padding: 12px 12px 12px 45px;
    background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1);
    color: white; border-radius: 10px; outline: none; transition: 0.3s;
}
.input-group input:focus { background: rgba(255, 255, 255, 0.1); border-color: var(--primary); box-shadow: 0 0 10px rgba(85, 48, 232, 0.2); }

.btn-primary {
    width: 100%; padding: 14px; background: linear-gradient(135deg, var(--primary), #3b1eb0);
    border: none; border-radius: 10px; font-weight: 700; cursor: pointer;
    transition: 0.3s; color: #fff; letter-spacing: 0.5px;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 20px rgba(85, 48, 232, 0.3); }
.login-footer { margin-top: 20px; font-size: 13px; color: var(--text-sec); cursor: pointer; text-decoration: underline; }
.login-footer:hover { color: var(--primary); }

/* === DASHBOARD LAYOUT (OPTIMIZED) === */
.app-container { 
    display: flex; height: 100vh;
    background-color: #000;
    background-image: url('image-mobile.webp');
    background-repeat: no-repeat; background-position: center center; background-size: cover;
}
@media (min-width: 769px) { .app-container { background-image: url('image-desktop.webp'); } }

/* === SIDEBAR === */
.sidebar {
    width: 280px; height: 100vh; display: flex; flex-direction: column; padding: 25px;
    background: rgba(11, 14, 17, 0.9); backdrop-filter: blur(20px);
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    position: fixed; top: 0; left: -300px; z-index: 1500;
    transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 10px 0 30px rgba(0,0,0,0.5); padding-top: 80px; 
}
.sidebar.active { left: 0; }
.logo { font-size: 24px; font-weight: 800; margin-bottom: 40px; color: white; display: flex; justify-content: space-between; align-items: center; margin-top: -10px; }
.logo-group { display: flex; align-items: center; gap: 10px; }
.logo span { font-size: 11px; background: rgba(255,255,255,0.1); padding: 4px 8px; border-radius: 6px; color: var(--primary); border: 1px solid rgba(255,255,255,0.05); }
.sidebar.admin .logo span { color: var(--danger); }

nav li {
    list-style: none; padding: 14px 15px; margin-bottom: 8px;
    color: var(--text-sec); cursor: pointer; border-radius: 12px;
    display: flex; align-items: center; gap: 12px; transition: 0.3s;
    border: 1px solid transparent;
}
nav li:hover { background: rgba(255, 255, 255, 0.05); color: white; }
nav li.active { background: rgba(85, 48, 232, 0.15); color: var(--primary); border: 1px solid rgba(85, 48, 232, 0.2); font-weight: 600; }
.logout { margin-top: auto; color: var(--danger); cursor: pointer; padding: 12px; display: flex; gap: 10px; align-items: center; opacity: 0.8; transition: 0.2s;}
.logout:hover { opacity: 1; transform: translateX(5px); }

/* === MAIN CONTENT === */
main { flex: 1; padding: 30px; overflow-y: auto; background: rgba(0, 0, 0, 0.4); width: 100vw; margin-left: 0; padding-top: 80px; }
header { display: flex; justify-content: space-between; margin-bottom: 25px; align-items: center; padding-left: 45px; }
.profile { display: flex; align-items: center; gap: 15px; font-weight: 600; background: rgba(255, 255, 255, 0.1); padding: 8px 16px; border-radius: 30px; border: 1px solid rgba(255, 255, 255, 0.1); backdrop-filter: blur(10px); }
.dashboard-banner {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.8), rgba(59, 130, 246, 0.6));
    backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.1);
    padding: 25px; border-radius: 16px; margin-bottom: 30px;
    color: white; box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* === WIDGETS === */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-bottom: 30px; }
.card, .panel, .action-panel { background: var(--glass-bg); backdrop-filter: var(--backdrop-blur); border: var(--glass-border); border-radius: 16px; padding: 25px; box-shadow: 0 8px 20px rgba(0,0,0,0.2); }
.price-lg { font-size: 32px; font-weight: 800; margin: 15px 0; text-shadow: 0 0 20px rgba(255,255,255,0.1); }
.trade-inputs select, .trade-inputs input { background: rgba(0, 0, 0, 0.3); border: 1px solid rgba(255, 255, 255, 0.1); color: white; padding: 12px; border-radius: 8px; outline: none; }
.trade-inputs button { background: var(--primary); color: #000; border: none; padding: 0 25px; font-weight: 700; border-radius: 8px; cursor: pointer; transition: 0.2s; }
.trade-inputs button:hover { box-shadow: 0 0 15px var(--primary); }

/* TABLES */
.data-table { width: 100%; border-collapse: separate; border-spacing: 0 8px; margin-top: 10px; }
.data-table th { text-align: left; padding: 15px; color: var(--text-sec); font-size: 12px; text-transform: uppercase; letter-spacing: 1px;}
.data-table tr { background: rgba(255, 255, 255, 0.03); transition: 0.2s; }
.data-table tr:hover { background: rgba(255, 255, 255, 0.07); transform: scale(1.01); }
.data-table td { padding: 15px; border-top: 1px solid rgba(255, 255, 255, 0.05); border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
.data-table td:first-child { border-top-left-radius: 10px; border-bottom-left-radius: 10px; border-left: 1px solid rgba(255, 255, 255, 0.05); }
.data-table td:last-child { border-top-right-radius: 10px; border-bottom-right-radius: 10px; border-right: 1px solid rgba(255, 255, 255, 0.05); }

/* CHAT & TOAST */
.chat-layout { display: flex; flex-direction: column; height: 500px; background: rgba(0, 0, 0, 0.4); backdrop-filter: blur(20px); border-radius: 16px; border: var(--glass-border); }
.chat-input { padding: 20px; background: rgba(0,0,0,0.3); border-top: 1px solid rgba(255,255,255,0.05); border-bottom-left-radius: 16px; border-bottom-right-radius: 16px; }
#toastBox { position: fixed; bottom: 30px; right: 30px; display: flex; flex-direction: column; gap: 10px; z-index: 100; }
.toast { background: rgba(21, 26, 33, 0.9); backdrop-filter: blur(10px); color: white; padding: 15px 25px; border-left: 4px solid var(--primary); border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.5); border: 1px solid rgba(255,255,255,0.1); }