:root {
    --gemini-primary: #4f46e5; /* Indigo */
    --gemini-primary-hover: #4338ca;
    --gemini-bg-body: #f3f4f6;
    --gemini-surface: #ffffff;
    --gemini-text-main: #1f2937;
    --gemini-text-muted: #6b7280;
    --gemini-border: #e5e7eb;
    --gemini-success: #10b981;
    --gemini-radius: 12px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--gemini-bg-body);
    color: var(--gemini-text-main);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    /* padding: 40px 20px; */
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    background: var(--gemini-surface);
    border-radius: var(--gemini-radius);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.home-btn {
    background: rgba(255,255,255,0.2);
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.2s;
}

.home-btn:hover {
    background: rgba(255,255,255,0.3);
}

.header {
    background-color: #2c3e50;
    color: white;
    padding: 20px;
    text-align: center;
    position: relative;
}

nav {
    background-color: #34495e;
    padding: 10px;
    text-align: center;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    padding: 5px 10px;
    border-radius: 3px;
}

nav a:hover {
    background-color: #2980b9;
}

/* Custom styles for gemini_admin.html */

.managerheader-nav {
    background-color: #1e3a8a; /* bg-blue-900 */
    color: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1); /* shadow-md */
}

.managerheader-nav-container {
    max-width: 80rem; /* max-w-7xl */
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem; /* px-4 */
    padding-right: 1rem;
}

@media (min-width: 640px) {
    .managerheader-nav-container {
        padding-left: 1.5rem; /* sm:px-6 */
        padding-right: 1.5rem;
    }
    
}

@media (min-width: 1024px) {
    .managerheader-nav-container {
        padding-left: 2rem; /* lg:px-8 */
        padding-right: 2rem;
    }

}

.managerheader-nav-inner {
    display: flex;
    justify-content: space-between;
    height: 4rem; /* h-16 */
    align-items: center;
}

.managerheader-nav-left {
    display: flex;
    align-items: center;
    gap: 0.5rem; /* space-x-2 */
}

.managerheader-nav-icon {
    color: #4ade80; /* text-green-400 */
    font-size: 1.5rem; /* text-2xl */
}

.managerheader-nav-title {
    font-weight: bold; /* font-bold */
    font-size: 1.25rem; /* text-xl */
    letter-spacing: 0.025em; /* tracking-wide */
}

.managerheader-nav-mode {
    font-size: 0.875rem; /* text-sm */
    opacity: 0.8;
}

@media (max-width: 449px) {
    .managerheader-nav-title {
        max-width: 120px;
    }
}