/* ===============================================
   MODERN DARK THEME FOR CODEBYSDE TOOLS
   Responsive, Blog-Ready Design System
   =============================================== */

@font-face {
    font-family: 'Manrope';
    src: url('/assets/font/Manrope-VariableFont_wght.ttf') format('truetype');
    font-weight: 100 900;
    font-style: normal;
}

@font-face {
    font-family: 'Satoshi';
    src: url('/assets/font/Satoshi-Variable.ttf') format('truetype');
    font-weight: 100 900;
    font-style: normal;
}

/* ===============================================
   CSS CUSTOM PROPERTIES (DARK THEME)
   =============================================== */
:root {
    /* Brand Colors (consistent across themes) */
    --color-primary: #ededed;
    --color-primary-dark: #d4d4d4;
    --color-primary-light: #ffffff;
    --color-secondary: #a1a1a1;
    --color-secondary-dark: #7d786d;
    --color-secondary-light: #b8b3a8;
    
    /* Status Colors (consistent across themes) */
    --color-success: #5fb685;
    --color-warning: #e0a84a;
    --color-error: #e5766a;
    --color-info: var(--color-primary);
}

/* Dark Theme (Default) */
:root,
[data-theme="dark"] {
    /* Background Colors */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #111111;
    --color-bg-tertiary: #161616;
    --color-bg-card: #161616;
    --color-bg-elevated: #1f1f1f;
    --color-bg-overlay: rgba(0, 0, 0, 0.8);
    
    /* Text Colors */
    --color-text-primary: #ededed;
    --color-text-secondary: #a1a1a1;
    --color-text-muted: #737373;
    --color-text-inverse: #000000;
    
    /* Border Colors */
    --color-border: #262626;
    --color-border-light: #333333;
    --color-border-focus: var(--color-primary);
}

/* Light Theme */
[data-theme="light"] {
    /* Brand Colors (adjusted for better contrast) */
    --color-primary: #1f1e1b;
    --color-primary-dark: #000000;
    --color-primary-light: #3a3935;
    
    /* Background Colors */
    --color-bg-primary: #e9e8e4;
    --color-bg-secondary: #e1e0db;
    --color-bg-tertiary: #d8d7d1;
    --color-bg-card: #f4f3f0;
    --color-bg-elevated: #f8f7f5;
    --color-bg-overlay: rgba(0, 0, 0, 0.5);
    
    /* Text Colors */
    --color-text-primary: #171715;
    --color-text-secondary: #46443e;
    --color-text-muted: #66635b;
    --color-text-inverse: #ffffff;
    
    /* Border Colors */
    --color-border: #c4c1b8;
    --color-border-light: #aeaba1;
    --color-border-focus: var(--color-primary);
    
}

/* Theme Transition Support */
* {
    transition: background-color var(--transition-base), 
                border-color var(--transition-base), 
                color var(--transition-base), 
                box-shadow var(--transition-base);
}

:root {
    /* Typography */
    --font-family-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-family-secondary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-family-mono: 'Space Mono', 'SF Mono', Monaco, Inconsolata, 'Roboto Mono', 'Oxygen Mono', 'Ubuntu Monospace', monospace;
    
    /* Font Sizes */
    --font-size-xs: 0.75rem;     /* 12px */
    --font-size-sm: 0.875rem;    /* 14px */
    --font-size-base: 1rem;      /* 16px */
    --font-size-lg: 1.125rem;    /* 18px */
    --font-size-xl: 1.25rem;     /* 20px */
    --font-size-2xl: 1.5rem;     /* 24px */
    --font-size-3xl: 1.875rem;   /* 30px */
    --font-size-4xl: 2.25rem;    /* 36px */
    --font-size-5xl: 3rem;       /* 48px */
    --font-size-6xl: 3.75rem;    /* 60px */
    
    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;
    
    /* Spacing */
    --spacing-px: 1px;
    --spacing-0: 0;
    --spacing-1: 0.25rem;   /* 4px */
    --spacing-2: 0.5rem;    /* 8px */
    --spacing-3: 0.75rem;   /* 12px */
    --spacing-4: 1rem;      /* 16px */
    --spacing-5: 1.25rem;   /* 20px */
    --spacing-6: 1.5rem;    /* 24px */
    --spacing-8: 2rem;      /* 32px */
    --spacing-10: 2.5rem;   /* 40px */
    --spacing-12: 3rem;     /* 48px */
    --spacing-16: 4rem;     /* 64px */
    --spacing-20: 5rem;     /* 80px */
    --spacing-24: 6rem;     /* 96px */
    --spacing-32: 8rem;     /* 128px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;   /* 4px */
    --radius-base: 0.375rem; /* 6px */
    --radius-md: 0.5rem;    /* 8px */
    --radius-lg: 0.75rem;   /* 12px */
    --radius-xl: 1rem;      /* 16px */
    --radius-2xl: 1.5rem;   /* 24px */
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(161, 161, 161, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-colors: color 150ms ease, background-color 150ms ease, border-color 150ms ease;
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-overlay: 1040;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
    
    /* Layout */
    --max-width-xs: 20rem;     /* 320px */
    --max-width-sm: 24rem;     /* 384px */
    --max-width-md: 28rem;     /* 448px */
    --max-width-lg: 32rem;     /* 512px */
    --max-width-xl: 36rem;     /* 576px */
    --max-width-2xl: 42rem;    /* 672px */
    --max-width-3xl: 48rem;    /* 768px */
    --max-width-4xl: 56rem;    /* 896px */
    --max-width-5xl: 64rem;    /* 1024px */
    --max-width-6xl: 72rem;    /* 1152px */
    --max-width-7xl: 80rem;    /* 1280px */
    --max-width-full: 100%;
    
    /* Header */
    --header-height: 4rem;     /* 64px */
    --header-height-mobile: 3.5rem; /* 56px */
}

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

html {
    font-family: var(--font-family-primary);
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===============================================
   TYPOGRAPHY
   =============================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-4);
}

h1 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

p {
    margin-bottom: var(--spacing-4);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-colors);
}

a:hover {
    color: var(--color-primary-light);
}

a:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

code {
    font-family: var(--font-family-mono);
    font-size: 0.875em;
    background-color: var(--color-bg-elevated);
    color: var(--color-primary-light);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

pre {
    font-family: var(--font-family-mono);
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-4);
    overflow-x: auto;
    margin-bottom: var(--spacing-4);
}

pre code {
    background: none;
    border: none;
    padding: 0;
}

blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: var(--spacing-4);
    margin: var(--spacing-6) 0;
    font-style: italic;
    color: var(--color-text-secondary);
}

hr {
    border: none;
    height: 1px;
    background-color: var(--color-border);
    margin: var(--spacing-8) 0;
}

ul, ol {
    padding-left: var(--spacing-6);
    margin-bottom: var(--spacing-4);
}

li {
    margin-bottom: var(--spacing-2);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* ===============================================
   UTILITY CLASSES
   =============================================== */
.ico {
    height: 20px;
    width: 20px;
    flex-shrink: 0;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Text utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-white { color: var(--color-text-primary); }

/* Display utilities */
.hidden { display: none; }
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

/* Flex utilities */
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }

.justify-center { justify-content: center; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

.flex-1 { flex: 1; }
.flex-none { flex: none; }

/* Spacing utilities */
.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-5 { gap: var(--spacing-5); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }

.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.p-8 { padding: var(--spacing-8); }
.px-4 { padding-left: var(--spacing-4); padding-right: var(--spacing-4); }
.px-6 { padding-left: var(--spacing-6); padding-right: var(--spacing-6); }
.py-4 { padding-top: var(--spacing-4); padding-bottom: var(--spacing-4); }
.py-6 { padding-top: var(--spacing-6); padding-bottom: var(--spacing-6); }

/* ===============================================
   LAYOUT COMPONENTS
   =============================================== */
.container {
    width: 100%;
    max-width: var(--max-width-7xl);
    margin: 0 auto;
    padding-left: var(--spacing-4);
    padding-right: var(--spacing-4);
}

.container-sm {
    max-width: var(--max-width-4xl);
}

.container-md {
    max-width: var(--max-width-5xl);
}

.section {
    padding: var(--spacing-16) 0;
}

.section-sm {
    padding: var(--spacing-12) 0;
}

.section-lg {
    padding: var(--spacing-24) 0;
}

/* ===============================================
   BUTTON COMPONENTS
   =============================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    user-select: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: white;
    border-color: var(--color-secondary);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-ghost {
    background-color: transparent;
    color: var(--color-text-secondary);
    border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
    background-color: var(--color-bg-elevated);
    color: var(--color-text-primary);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
}

/* ===============================================
   CARD COMPONENTS
   =============================================== */
.card {
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg-elevated);
}

.card-body {
    padding: var(--spacing-6);
}

.card-footer {
    padding: var(--spacing-6);
    border-top: 1px solid var(--color-border);
    background-color: var(--color-bg-elevated);
}

.card-compact {
    padding: var(--spacing-4);
}

.card-compact .card-header,
.card-compact .card-body,
.card-compact .card-footer {
    padding: var(--spacing-4);
}

/* ===============================================
   FORM COMPONENTS
   =============================================== */
.form-group {
    margin-bottom: var(--spacing-4);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary) !important;
    background-color: var(--color-bg-elevated) !important;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base) !important;
    appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 2px rgba(161, 161, 161, 0.2);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox,
.form-radio {
    appearance: none;
    width: 16px;
    height: 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-bg-elevated);
    position: relative;
    cursor: pointer;
    transition: var(--transition-colors);
}

.form-radio {
    border-radius: var(--radius-full);
}

.form-checkbox:checked,
.form-radio:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.form-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: -1px;
    left: 2px;
    color: var(--color-text-inverse);
    font-size: 12px;
    font-weight: bold;
}

.form-radio:checked::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 6px;
    height: 6px;
    background-color: var(--color-text-inverse);
    border-radius: var(--radius-full);
}

/* Additional form element fixes for theme switching */
input, textarea, select {
    color: var(--color-text-primary) !important;
    background-color: var(--color-bg-elevated) !important;
    border-color: var(--color-border) !important;
    transition: all var(--transition-base) !important;
}

input::placeholder, textarea::placeholder {
    color: var(--color-text-muted) !important;
    opacity: 1 !important;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--color-border-focus) !important;
    box-shadow: 0 0 0 2px rgba(8, 145, 178, 0.2) !important;
    outline: none !important;
}

/* Light theme specific input styling */
[data-theme="light"] input:focus, 
[data-theme="light"] textarea:focus, 
[data-theme="light"] select:focus {
    box-shadow: 0 0 0 2px rgba(8, 145, 178, 0.15) !important;
}