/**
 * Global Styles - Create SAAS
 *
 * This file contains common styles used across all pages
 * Modify this file to change global styling
 */

/* ============================================
   CSS Variables (Custom Properties)
   ============================================ */
:root {
    --saas-purple: #8B5CF6;
    --saas-blue: #3B82F6;
    --saas-pink: #EC4899;
    --saas-orange: #F97316;
    --saas-dark: #1A1A2E;

    --gradient-primary: linear-gradient(135deg, #8B5CF6 0%, #3B82F6 25%, #EC4899 50%, #F97316 100%);

    --transition-fast: 0.15s ease-in-out;
    --transition-base: 0.2s ease-in-out;
    --transition-slow: 0.3s ease-in-out;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* ============================================
   Base Styles
   ============================================ */
* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Gradient Utilities
   ============================================ */
.saas-gradient {
    background: var(--gradient-primary);
}

.saas-gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Flash Messages
   ============================================ */
.flash-message {
    border-left-width: 4px;
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 0.375rem;
    animation: slideIn 0.3s ease-out;
}

.flash-message.success {
    background-color: #f0fdf4;
    border-color: #4ade80;
    color: #166534;
}

.flash-message.error {
    background-color: #fef2f2;
    border-color: #ef4444;
    color: #991b1b;
}

.flash-message.warning {
    background-color: #fefce8;
    border-color: #eab308;
    color: #854d0e;
}

.flash-message.info {
    background-color: #eff6ff;
    border-color: #3b82f6;
    color: #1e40af;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    background-color: #ffffff;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid #e5e7eb;
}

.nav-link {
    transition: color var(--transition-base);
}

.nav-link:hover {
    color: var(--saas-purple);
}

/* ============================================
   Buttons
   ============================================ */
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

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

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: #f3f4f6;
    color: #374151;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: #e5e7eb;
}

/* ============================================
   Form Elements
   ============================================ */
.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    transition: all var(--transition-base);
    font-size: 1rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--saas-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

/* ============================================
   Cards
   ============================================ */
.card {
    background-color: #ffffff;
    border-radius: 1rem;
    box-shadow: var(--shadow-xl);
    padding: 2rem;
}

.card-sm {
    padding: 1.5rem;
}

.card-lg {
    padding: 3rem;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

.animate-fade-in {
    animation: fadeIn 0.5s ease-out;
}

.animate-fade-in-up {
    animation: fadeInUp 0.5s ease-out;
}

.animate-fade-in-down {
    animation: fadeInDown 0.5s ease-out;
}

/* ============================================
   Utilities
   ============================================ */
.transition {
    transition: all var(--transition-base);
}

.transition-fast {
    transition: all var(--transition-fast);
}

.transition-slow {
    transition: all var(--transition-slow);
}

.shadow-sm {
    box-shadow: var(--shadow-sm);
}

.shadow-md {
    box-shadow: var(--shadow-md);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

.shadow-xl {
    box-shadow: var(--shadow-xl);
}

/* ============================================
   Responsive Helpers
   ============================================ */
@media (max-width: 640px) {
    .card {
        padding: 1.5rem;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}

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