/* css/main.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-family);
    background-color: #f4f6f8;
    background-attachment: fixed;
    color: var(--color-text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

#app-container {
    width: 100%;
    height: 100vh;
    height: 100dvh;
    position: relative;
    overflow: hidden;
    background-color: transparent;
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    #app-container {
        max-width: 480px;
        height: 100vh;
        height: 100dvh;
        background-color: #ffffff;
        margin: 0 auto;
        position: relative;
        box-shadow: 0 0 50px rgba(0,0,0,0.3);
        border-left: 1px solid var(--glass-border);
        border-right: 1px solid var(--glass-border);
    }
    
    body {
        background: url('https://upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Dar_es_Salaam_National_Stadium.jpg/800px-Dar_es_Salaam_National_Stadium.jpg') center/cover fixed;
    }
    
    body::before {
        content: '';
        position: fixed;
        top: 0; left: 0; width: 100%; height: 100%;
        background: rgba(0, 0, 0, 0.75);
        backdrop-filter: blur(10px);
        z-index: -1;
    }
    
    .screen {
        width: 100%;
        left: 0;
        padding-top: var(--spacing-xl);
    }
}

.screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    overflow-x: hidden;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.98) translateY(10px);
    transition: all var(--transition-smooth);
    padding: var(--spacing-xl) var(--spacing-lg);
    background-color: transparent;
}

.screen.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1) translateY(0);
    z-index: 10;
}

.screen.with-nav {
    padding-bottom: 100px; /* Space for bottom nav */
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-xs);
}

p {
    color: var(--color-text-muted);
    font-size: 15px;
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-hover);
    text-shadow: var(--glow-accent);
}

/* Custom Scrollbar for desktop */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--color-primary-light);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

/* Specific Screen Styles */
#screen-splash {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-primary-dark) 100%);
}

.logo-container h1 {
    font-size: 36px;
    color: var(--color-accent);
    text-shadow: var(--glow-accent);
    margin-top: var(--spacing-md);
}

.logo {
    width: 140px;
    filter: drop-shadow(0 10px 15px rgba(0,0,0,0.5));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.small-logo {
    width: 45px;
    margin-right: var(--spacing-sm);
}

.login-header {
    display: flex;
    align-items: center;
    margin-bottom: 50px;
}

.login-header h2 {
    font-size: 24px;
    color: var(--color-primary);
}

.login-body h3 { font-size: 28px; color: var(--color-text-main); margin-bottom: 5px; }

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-top: var(--spacing-sm);
}

.header-left {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 0.5px;
}

.nav-logo {
    width: 36px;
    margin-right: var(--spacing-sm);
}