/* Base Styles - Variables, Reset, Typography, Layout */

:root {
    --primary-color: #0118D8;
    --secondary-color: #1B56FD;
    --accent-color: #a78bfa;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #0118D8;
    --light-blue: #bfdbfe;
    --lavender: #c7b8f5;
    --light-purple: #d8b4fe;
    --off-white: #FFF8F8;
    --cream: #E9DFC3;
    --card-bg: rgba(255, 255, 255, 0.95);
    --card-hover: rgba(255, 255, 255, 1);
    --border-color: rgba(1, 24, 216, 0.1);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --glow-primary: rgba(1, 24, 216, 0.3);
    --glow-secondary: rgba(27, 86, 253, 0.3);
    --app-max-width: 480px;
    --app-max-width-desktop: 1400px;
    
    /* Responsive Typography Scale */
    --font-size-xs: clamp(0.75rem, 1.5vw, 0.875rem);
    --font-size-sm: clamp(0.875rem, 2vw, 1rem);
    --font-size-base: clamp(1rem, 2.5vw, 1.125rem);
    --font-size-lg: clamp(1.125rem, 3vw, 1.25rem);
    --font-size-xl: clamp(1.25rem, 3.5vw, 1.5rem);
    --font-size-2xl: clamp(1.5rem, 4vw, 1.875rem);
    --font-size-3xl: clamp(1.875rem, 5vw, 2.25rem);
    --font-size-4xl: clamp(2.25rem, 6vw, 3rem);
    --font-size-5xl: clamp(3rem, 8vw, 4rem);
}

* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(180deg, var(--off-white) 0%, var(--light-blue) 30%, var(--lavender) 60%, var(--light-purple) 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: var(--font-size-base);
}

/* Mobile App Wrapper */
.app-container {
    max-width: var(--app-max-width-desktop);
    margin: 0 auto;
    background: transparent;
    min-height: 100vh;
    position: relative;
}

a { color: var(--primary-color); text-decoration: none; transition: all 0.3s ease; }
a:hover { color: var(--secondary-color); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

.container { 
    max-width: 100%; 
    margin: 0 auto; 
    padding: 0 16px; 
}

.main-content { 
    min-height: calc(100vh - 80px); 
    padding-bottom: 80px;
}

@media (min-width: 769px) {
    .container {
        padding: 0 24px;
    }
    
    .app-container {
        padding: 20px;
    }
}

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-danger { color: var(--danger-color); }
.text-muted { color: var(--text-secondary); }
.text-center { text-align: center; }

.section { padding: 2.5rem 0; }
.section-title {
    font-size: var(--font-size-2xl); 
    font-weight: 700; 
    text-align: left; 
    margin-bottom: 1.5rem;
    text-transform: uppercase; 
    letter-spacing: 1px;
    color: var(--text-primary);
}
.section-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 1.5rem; 
}
.bg-dark { 
    background: transparent;
}

.empty-state { 
    text-align: center; 
    padding: 3rem 2rem;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    border: 1px solid var(--border-color);
}
.empty-state i { 
    font-size: var(--font-size-4xl); 
    color: var(--text-secondary); 
    margin-bottom: 1rem; 
    display: block; 
}
.empty-state h3 { 
    font-size: var(--font-size-xl); 
    margin-bottom: 0.5rem; 
}
.empty-state p { color: var(--text-secondary); }

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 20px var(--glow-primary));
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(15, 15, 30, 0.3);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Firefox Scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) rgba(15, 15, 30, 0.3);
}

@media (max-width: 768px) {
    .section { padding: 1.5rem 0; }
    .section-title { font-size: var(--font-size-xl); }
}