/* =====================================================
   BOOKIFY - GLOBAL STYLES
   Variables, Reset, Typography, Utilities
   ===================================================== */

:root {
    /* Colors */
    --color-primary: #FEFA17;
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-gray-50: #FAFBFC;
    --color-gray-100: #F5F7FA;
    --color-gray-200: #E4E7EB;
    --color-gray-300: #CBD2D9;
    --color-gray-400: #9AA5B1;
    --color-gray-500: #7B8794;
    --color-gray-600: #616E7C;
    --color-gray-700: #52606D;
    --color-gray-800: #3E4C59;
    --color-gray-900: #323F4B;

    /* Accent Colors */
    --color-blue: #0066FF;
    --color-green: #10B981;
    --color-orange: #FF6B35;
    --color-red: #EF4444;
    --color-yellow: #FBBF24;

    /* Typography */
    --font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 30px;
    --font-size-4xl: 36px;
    --font-size-5xl: 48px;
    --font-size-6xl: 60px;

    /* Spacing */
    --container-width: 1248px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-smooth: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-900);
    background: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.bookify-app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: var(--font-family);
    cursor: pointer;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===== UTILITIES ===== */
.text-center {
    text-align: center;
}

.d-flex {
    display: flex;
}

.align-items-center {
    align-items: center;
}

.justify-content-between {
    justify-content: space-between;
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: #ffffff;
}

::-webkit-scrollbar-thumb {
    background-color: var(--color-gray-400);
    border-radius: 10px;
    border: 3px solid #ffffff;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-gray-600);
}