/* ClientRaker Design System - Inspired by adcreative.ai */
/* Modern B2B SaaS aesthetic with professional polish */

/* =====================================================
   CORE DESIGN TOKENS
   ===================================================== */

:root {
    /* Brand Colors - Adapted from adcreative.ai palette */
    --brand-navy: #1E1541;          /* Deep navy - primary brand */
    --brand-purple: #6B46C1;        /* Purple - secondary brand */
    --brand-mauve: #DB7093;         /* Soft mauve - accent */
    --brand-lavender: #A78BFA;      /* Light purple - highlights */
    --brand-indigo: #4338CA;        /* Indigo - interactive elements */
    
    /* Gradient Definitions */
    --gradient-primary: linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-purple) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--brand-purple) 0%, var(--brand-mauve) 100%);
    --gradient-accent: linear-gradient(135deg, var(--brand-lavender) 0%, var(--brand-indigo) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Typography Scale - Enhanced for readability */
    --font-family-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-family-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-family-logo: 'Tomorrow', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-family-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1.125rem; /* 18px - increased for better readability */
    --font-size-lg: 1.25rem;    /* 20px */
    --font-size-xl: 1.5rem;     /* 24px */
    --font-size-2xl: 1.875rem;  /* 30px */
    --font-size-3xl: 2.25rem;   /* 36px */
    --font-size-4xl: 2.75rem;   /* 44px */
    --font-size-5xl: 3.25rem;   /* 52px */
    
    /* Line Heights for better readability */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    --line-height-loose: 2;
    
    /* Luxurious Spacing Scale - 1.5x larger for breathing room */
    --space-0: 0;
    --space-1: 0.375rem;  /* 6px - increased from 4px */
    --space-2: 0.75rem;   /* 12px - increased from 8px */
    --space-3: 1.125rem;  /* 18px - increased from 12px */
    --space-4: 1.5rem;    /* 24px - increased from 16px */
    --space-5: 1.875rem;  /* 30px - increased from 20px */
    --space-6: 2.25rem;   /* 36px - increased from 24px */
    --space-8: 3rem;      /* 48px - increased from 32px */
    --space-10: 3.75rem;  /* 60px - increased from 40px */
    --space-12: 4.5rem;   /* 72px - increased from 48px */
    --space-16: 6rem;     /* 96px - increased from 64px */
    --space-20: 7.5rem;   /* 120px - increased from 80px */
    
    /* Border Radius - adcreative.ai style rounded corners */
    --radius-none: 0;
    --radius-sm: 0.125rem;   /* 2px */
    --radius-base: 0.25rem;  /* 4px */
    --radius-md: 0.375rem;   /* 6px */
    --radius-lg: 0.5rem;     /* 8px */
    --radius-xl: 0.75rem;    /* 12px */
    --radius-2xl: 1rem;      /* 16px - adcreative.ai standard */
    --radius-3xl: 1.5rem;    /* 24px */
    --radius-full: 9999px;
    
    /* Shadows & Effects */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-base: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Glass morphism effect */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-backdrop: blur(16px);
    
    /* Animation Easing */
    --ease-in-out-cubic: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
    --ease-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* =====================================================
   LIGHT THEME
   ===================================================== */

:root,
[data-theme="light"] {
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-quaternary: #e2e8f0;
    --bg-hover: #f1f5f9;
    --bg-active: #e2e8f0;
    --bg-disabled: #f8fafc;
    
    /* Surface Colors */
    --surface-primary: #ffffff;
    --surface-secondary: #f8fafc;
    --surface-elevated: #ffffff;
    --surface-overlay: rgba(15, 23, 42, 0.8);
    
    /* Text Colors */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-quaternary: #94a3b8;
    --text-disabled: #cbd5e1;
    --text-inverse: #ffffff;
    --text-link: var(--brand-indigo);
    --text-link-hover: var(--brand-purple);
    
    /* Border Colors */
    --border-primary: #e2e8f0;
    --border-secondary: #cbd5e1;
    --border-tertiary: #94a3b8;
    --border-focus: var(--brand-indigo);
    --border-error: #ef4444;
    --border-success: #10b981;
    --border-warning: #f59e0b;
    
    /* Interactive Colors */
    --interactive-primary: var(--brand-indigo);
    --interactive-primary-hover: var(--brand-purple);
    --interactive-primary-active: var(--brand-navy);
    --interactive-secondary: #64748b;
    --interactive-secondary-hover: #475569;
    
    /* Status Colors */
    --status-success: #10b981;
    --status-success-bg: #ecfdf5;
    --status-success-border: #a7f3d0;
    --status-error: #ef4444;
    --status-error-bg: #fef2f2;
    --status-error-border: #fecaca;
    --status-warning: #f59e0b;
    --status-warning-bg: #fffbeb;
    --status-warning-border: #fde68a;
    --status-info: #3b82f6;
    --status-info-bg: #eff6ff;
    --status-info-border: #bfdbfe;
}

/* =====================================================
   DARK THEME
   ===================================================== */

[data-theme="dark"] {
    /* Background Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-quaternary: #475569;
    --bg-hover: #334155;
    --bg-active: #475569;
    --bg-disabled: #1e293b;
    
    /* Surface Colors */
    --surface-primary: #1e293b;
    --surface-secondary: #334155;
    --surface-elevated: #334155;
    --surface-overlay: rgba(0, 0, 0, 0.8);
    
    /* Text Colors */
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --text-quaternary: #64748b;
    --text-disabled: #475569;
    --text-inverse: #0f172a;
    --text-link: var(--brand-lavender);
    --text-link-hover: var(--brand-mauve);
    
    /* Border Colors */
    --border-primary: #334155;
    --border-secondary: #475569;
    --border-tertiary: #64748b;
    --border-focus: var(--brand-lavender);
    --border-error: #ef4444;
    --border-success: #10b981;
    --border-warning: #f59e0b;
    
    /* Interactive Colors */
    --interactive-primary: var(--brand-lavender);
    --interactive-primary-hover: var(--brand-mauve);
    --interactive-primary-active: var(--brand-purple);
    --interactive-secondary: #64748b;
    --interactive-secondary-hover: #94a3b8;
    
    /* Status Colors */
    --status-success: #34d399;
    --status-success-bg: rgba(16, 185, 129, 0.1);
    --status-success-border: rgba(16, 185, 129, 0.3);
    --status-error: #f87171;
    --status-error-bg: rgba(239, 68, 68, 0.1);
    --status-error-border: rgba(239, 68, 68, 0.3);
    --status-warning: #fbbf24;
    --status-warning-bg: rgba(245, 158, 11, 0.1);
    --status-warning-border: rgba(245, 158, 11, 0.3);
    --status-info: #60a5fa;
    --status-info-bg: rgba(59, 130, 246, 0.1);
    --status-info-border: rgba(59, 130, 246, 0.3);
    
    /* Glass morphism adjustments for dark theme */
    --glass-bg: rgba(30, 41, 59, 0.3);
    --glass-border: rgba(148, 163, 184, 0.1);
}

/* =====================================================
   BASE STYLES
   ===================================================== */

* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s var(--ease-in-out-cubic), color 0.3s var(--ease-in-out-cubic);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =====================================================
   COMPONENT STYLES
   ===================================================== */

/* Buttons - adcreative.ai inspired */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-2xl);
    cursor: pointer;
    transition: all 0.2s var(--ease-in-out-cubic);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-inverse);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--surface-primary);
    color: var(--text-primary);
    border-color: var(--border-primary);
    box-shadow: var(--shadow-xs);
}

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

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

.btn-outline:hover {
    background: var(--interactive-primary);
    color: var(--text-inverse);
}

.btn-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    box-shadow: var(--shadow-lg);
}

/* Cards */
.card {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease-in-out-cubic);
}

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

.card-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-xl);
}

/* Form Elements */
.form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-2xl);
    transition: all 0.2s var(--ease-in-out-cubic);
}

.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(67, 56, 202, 0.1);
}

.form-control::placeholder {
    color: var(--text-quaternary);
}

/* Navigation */
.navbar {
    background: var(--surface-elevated);
    backdrop-filter: var(--glass-backdrop);
    border-bottom: 1px solid var(--border-primary);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.navbar-brand {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Progress System */
.progress-container {
    background: var(--card-glass);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
}

.progress-phase {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-6);
    border-radius: var(--radius-2xl);
    transition: all 0.3s var(--ease-spring);
    border: 1px solid transparent;
}

.progress-phase.active {
    background: var(--gradient-accent);
    color: var(--text-inverse);
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
    animation: pulse 2s infinite;
}

.progress-phase.completed {
    background: var(--status-success-bg);
    border-color: var(--status-success-border);
    color: var(--status-success);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s var(--ease-out-expo);
}

.slide-up {
    animation: slideUp 0.5s var(--ease-out-expo);
}

.bounce-in {
    animation: bounceIn 0.6s var(--ease-spring);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0; 
        transform: translateY(20px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

@keyframes bounceIn {
    0% { 
        opacity: 0; 
        transform: scale(0.3); 
    }
    50% { 
        opacity: 1; 
        transform: scale(1.05); 
    }
    70% { 
        transform: scale(0.9); 
    }
    100% { 
        opacity: 1; 
        transform: scale(1); 
    }
}

/* Logo Styling */
.logo {
    font-family: var(--font-family-logo);
    font-weight: 500;
    color: var(--brand-indigo);
    text-decoration: none;
    font-size: 1.5rem;
    transition: color 0.2s ease;
    line-height: 1.2;
}

.logo:hover {
    color: var(--brand-purple);
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .btn {
        padding: var(--space-2) var(--space-4);
        font-size: var(--font-size-xs);
    }

    .card {
        border-radius: var(--radius-xl);
    }

    .progress-container {
        padding: var(--space-4);
    }

    .logo {
        font-size: 1.25rem;
    }
}