/* =====================================================
   ÇAKIROĞLU & PARTNERS - Main Stylesheet Part 1
   Premium Law Firm Design System
   ===================================================== */

/* CSS Variables / Design Tokens */
:root {
    --gold-400: #fbbf24;
    --gold-500: #f59e0b;
    --gold-600: #d97706;
    --gray-900: #0a0a0a;
    --gray-850: #111111;
    --gray-800: #1a1a1a;
    --gray-700: #2d2d2d;
    --gray-600: #404040;
    --gray-500: #525252;
    --gray-400: #737373;
    --gray-300: #a3a3a3;
    --gray-200: #d4d4d4;
    --gray-100: #e5e5e5;
    --gray-50: #f5f5f5;
    --white: #ffffff;
    --black: #000000;
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-arabic: 'Noto Sans Arabic', 'Inter', sans-serif;
    
    --text-xs: 0.75rem; --text-sm: 0.875rem; --text-base: 1rem;
    --text-lg: 1.125rem; --text-xl: 1.25rem; --text-2xl: 1.5rem;
    --text-3xl: 1.875rem; --text-4xl: 2.25rem; --text-5xl: 3rem; --text-6xl: 3.75rem;
    
    --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
    --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;
    --space-12: 3rem; --space-16: 4rem; --space-20: 5rem; --space-24: 6rem;
    
    --radius-sm: 0.25rem; --radius-md: 0.5rem; --radius-lg: 0.75rem;
    --radius-xl: 1rem; --radius-2xl: 1.5rem; --radius-full: 9999px;
    
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1);
    --shadow-gold: 0 0 40px rgba(212,175,55,0.3);
    
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    --z-dropdown: 100; --z-sticky: 200; --z-modal: 300; --z-ai: 400; --z-preloader: 500;
    --container-max: 1440px;
    --container-padding: 1.5rem;
    --header-height: 80px;
}

/* Dark Theme (Default) */
[data-theme="dark"] {
    --bg-primary: var(--gray-900);
    --bg-secondary: var(--gray-850);
    --bg-tertiary: var(--gray-800);
    --bg-elevated: var(--gray-700);
    --text-primary: var(--white);
    --text-secondary: var(--gray-300);
    --text-tertiary: var(--gray-400);
    --border-primary: rgba(255,255,255,0.1);
    --border-secondary: rgba(255,255,255,0.05);
    --accent-primary: var(--gold-400);
    --accent-secondary: var(--gold-500);
    --glass-bg: rgba(26,26,26,0.8);
    --glass-border: rgba(255,255,255,0.1);
    --gradient-primary: linear-gradient(135deg, var(--gold-500) 0%, var(--gold-400) 100%);
    --gradient-radial: radial-gradient(ellipse at center, var(--gray-800) 0%, var(--gray-900) 100%);
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: var(--white);
    --bg-secondary: var(--gray-50);
    --bg-tertiary: var(--gray-100);
    --bg-elevated: var(--white);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-500);
    --border-primary: rgba(0,0,0,0.1);
    --border-secondary: rgba(0,0,0,0.05);
    --accent-primary: var(--gold-600);
    --accent-secondary: var(--gold-500);
    --glass-bg: rgba(255,255,255,0.9);
    --glass-border: rgba(0,0,0,0.1);
    --gradient-primary: linear-gradient(135deg, var(--gold-600) 0%, var(--gold-400) 100%);
    --gradient-radial: radial-gradient(ellipse at center, var(--gray-100) 0%, var(--white) 100%);
}

[dir="rtl"] { --font-body: var(--font-arabic); }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
body.no-scroll { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition-fast); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
::selection { background-color: var(--accent-primary); color: var(--black); }
:focus-visible { outline: 2px solid var(--accent-primary); outline-offset: 2px; }

.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-padding); }
.section { padding: var(--space-24) 0; }
@media (max-width: 768px) { .section { padding: var(--space-16) 0; } }

.section-header { text-align: center; margin-bottom: var(--space-16); }
.section-badge {
    display: inline-flex; align-items: center; gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: linear-gradient(135deg, rgba(212,175,55,0.1) 0%, rgba(212,175,55,0.05) 100%);
    border: 1px solid rgba(212,175,55,0.3); border-radius: var(--radius-full);
    font-size: var(--text-sm); font-weight: 500; color: var(--accent-primary);
    text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: var(--space-4);
}
.section-title {
    font-family: var(--font-display); font-size: var(--text-4xl);
    font-weight: 600; color: var(--text-primary); margin-bottom: var(--space-4);
}
@media (max-width: 768px) { .section-title { font-size: var(--text-3xl); } }
.section-description { font-size: var(--text-lg); color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* Utility: prevent body scroll (used by modals) */
body.no-scroll { overflow: hidden; }

/* Calculator tab as link (external) */
a.calc-tab-link {
    text-decoration: none;
    position: relative;
}
a.calc-tab-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}
a.calc-tab-link:hover::after {
    width: 80%;
}