/* Floating circles background for frosted glass effect */
.floating-circles {
    position: fixed;
    top: 0;
    left极: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.floating-circles li {
    position: absolute;
    display: block;
    list-style: none;
    width: 20px;
    height: 20px;
    background: rgba(72, 202, 228, 0.15);
    border-radius: 50%;
    animation: float 25s linear infinite;
    bottom: -150px;
    z-index: -1;
}

@keyframes float {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.7;
    }
    100% {
        transform: translateY(-1000px) rotate(720deg);
        opacity: 0;
    }
}

/* Configure floating circles */
.floating-circles li:nth-child(1) { left: 25%; width: 80px; height: 80px; animation-delay: 0s; }
.floating-circles li:nth-child(2) { left: 10%; width: 20px; height: 20px; animation-delay: 2s; animation-duration: 12s; }
.floating-circles li:nth-child(3) { left: 70%; width: 20px; height: 20px; animation-delay: 4s; }
.floating-circles li:nth-child(4) { left: 40%; width: 60px; height: 60px; animation-delay: 0s; animation-duration: 18s; }
.floating-circles li:nth-child(5) { left: 65%; width: 20px; height: 20极x; animation-delay: 0s; }
.floating-circles li:nth-child(6) { left: 75%; width: 110px; height: 110px; animation-delay: 3s; }
.floating-circles li:nth-child(7) { left: 35%; width: 150px; height: 150px; animation-delay: 7s; }
.floating-circles li:nth-child(8) { left: 50%; width: 25px; height: 25px; animation-delay: 15s; animation-duration: 45s; }
.floating-circles li:nth-child(9) { left: 20%; width: 15px; height: 15px; animation-delay: 2s; animation-duration: 35s; }
.floating-circles li:nth-child(10) { left: 85%; width: 150px; height: 150px; animation-delay: 0s; animation-duration: 11s; }

/* Reset CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Color Variables */
:root {
    --dark-blue: #03045e;
    --blue: #023e8a;
    --light-blue: #0077b6;
    --accent-blue: #0096c7;
    --bright-blue: #48cae4;
    --pale-blue: #ade8f4;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --text-dark: #333333;
}

body {
    display: flex;
    min-height: 100vh;
    background: linear-gradient(135deg, #0077b6, #023e8a);
    margin: 0;
    padding: 0;
    overflow: hidden;
}

/* Sidebar dan main content sebagai anak langsung body */
.sidebar {
    width: 250px;
    height: 100vh;
    background: var(--white); 
    color: var(--dark-blue); 
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    z-index: 100;
    border-right: 1px solid rgba(0, 0, 0, 0.1);
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.2); 
    backdrop-filter: blur(20px); 
}

/* Sidebar Styles */
.sidebar {
    width: 250px;
    background: var(--white);
    color: var(--dark-blue);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease, transform 0.3s ease;
    z-index: 100;
    border-right: 1px solid rgba(0, 0, 0, 0.1);
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--dark-blue);
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--dark-blue);
    text-decoration: none;
    transition: all 0.3s ease;
}

.nav-item i {
    margin-right: 10px;
    font-size: 1.2rem;
}

.nav-item.active {
    background: var(--pale-blue);
    color: var(--dark-blue);
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.nav-item:hover:not(.active) {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.logout-btn {
    color: var(--dark-blue);
    font-weight: bold;
}

.logout-btn:hover {
    color: var(--blue);
}

/* Main Content Styles */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background: transparent;
    backdrop-filter: none;
}

.greeting-section {
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start; /* Pindahkan ke atas */
}

.greeting-card {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 20px;
    width: 95%;
    max-width: 1000px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.profile-column {
    display: flex;
    align-items: center;
    gap: 20px;
}

.profile-pic {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.profile-pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-info h2 {
    font-size: 1.8rem;
    color: white;
    margin-bottom: 5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.user-info p {
    font-size: 1.1rem;
    color: var(--pale-blue);
}

.actions-column {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 15px;
}

.datetime-small {
    text-align: right;
}

#date {
    font-size: 0.9rem;
    color: white;
    margin-bottom: 5px;
}

#time {
    font-size: 1.2rem;
    color: white;
    font-weight: bold;
}

.icons-container {
    display: flex;
    gap: 10px;
}

.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s ease;
    color: white;
    font-size: 1.2rem;
}

.icon-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Card Grid Styles */
.card-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    width: 100%;
}

.card {
    flex: 1 1 300px;
    background: var(--white);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 2;
}

.card i {
    font-size: 2.5rem;
    color: #0096c7;
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.2rem;
    color: #023e8a;
    margin-bottom: 10px;
}

.card .card-value {
    font-size: 2rem;
    font-weight: bold;
    color: #03045e;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}

.placeholder-card {
    background-color: var(--white);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.placeholder-card p {
    font-size: 1.2rem;
    color: var(--light-blue);
}

/* Hamburger button styles */
.hamburger-btn {
    background: none;
    border: none;
    color: var(--dark-blue);
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
}

.mobile-only {
    display: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-only {
        display: block;
    }
    
    .hamburger-btn {
        display: block;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 101;
    }
    
    .sidebar .hamburger-btn {
        right: 15px;
        top: 20px;
        color: var(--dark-blue);
    }
    
    .sidebar {
        position: fixed;
        height: 100%;
        transform: translate极(-100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .logo span, .nav-item span {
        display: none;
    }
    
    .nav-item {
        justify-content: center;
        padding: 15px;
    }
    
    .nav-item i {
        margin-right: 0;
        font-size: 1.5rem;
    }
    
    .logout-btn span {
        display: none;
    }
    
    .greeting-card {
        flex-direction: column;
        gap: 20px;
    }
    
    .actions-column {
        align-items: center;
        width: 100%;
    }
    
    .datetime-small {
        text-align: center;
        width: 100%;
    }
    
    .icons-container {
        justify-content: center;
        width: 100%;
    }
}