/**
 * Humbrella Design System - Utilities
 * Version: 1.0
 * 
 * Helper classes for spacing, text, colors, and common patterns.
 * Requires: variables.css
 */

/* =========================================
   MARGIN UTILITIES
   ========================================= */
.m-0 { margin: 0; }
.m-1 { margin: var(--space-1); }
.m-2 { margin: var(--space-2); }
.m-3 { margin: var(--space-3); }
.m-4 { margin: var(--space-4); }
.m-5 { margin: var(--space-5); }
.m-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }
.m-auto { margin: auto; }

/* Margin top */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mt-12 { margin-top: var(--space-12); }

/* Margin bottom */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }
.mb-12 { margin-bottom: var(--space-12); }

/* Margin left */
.ml-0 { margin-left: 0; }
.ml-2 { margin-left: var(--space-2); }
.ml-4 { margin-left: var(--space-4); }
.ml-auto { margin-left: auto; }

/* Margin top auto (for flex push to bottom) */
.mt-auto { margin-top: auto; }

/* Margin right */
.mr-0 { margin-right: 0; }
.mr-2 { margin-right: var(--space-2); }
.mr-4 { margin-right: var(--space-4); }
.mr-auto { margin-right: auto; }

/* Margin X (horizontal) */
.mx-auto { margin-left: auto; margin-right: auto; }
.mx-0 { margin-left: 0; margin-right: 0; }
.mx-4 { margin-left: var(--space-4); margin-right: var(--space-4); }

/* Margin Y (vertical) */
.my-0 { margin-top: 0; margin-bottom: 0; }
.my-4 { margin-top: var(--space-4); margin-bottom: var(--space-4); }
.my-6 { margin-top: var(--space-6); margin-bottom: var(--space-6); }
.my-8 { margin-top: var(--space-8); margin-bottom: var(--space-8); }

/* =========================================
   PADDING UTILITIES
   ========================================= */
.p-0 { padding: 0; }
.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* Padding top */
.pt-0 { padding-top: 0; }
.pt-4 { padding-top: var(--space-4); }
.pt-6 { padding-top: var(--space-6); }
.pt-8 { padding-top: var(--space-8); }
.pt-10 { padding-top: var(--space-10); }
.pt-12 { padding-top: var(--space-12); }

/* Padding bottom */
.pb-0 { padding-bottom: 0; }
.pb-4 { padding-bottom: var(--space-4); }
.pb-6 { padding-bottom: var(--space-6); }
.pb-8 { padding-bottom: var(--space-8); }
.pb-10 { padding-bottom: var(--space-10); }
.pb-12 { padding-bottom: var(--space-12); }

/* Padding X (horizontal) */
.px-0 { padding-left: 0; padding-right: 0; }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-5 { padding-left: var(--space-5); padding-right: var(--space-5); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }

/* Padding Y (vertical) */
.py-0 { padding-top: 0; padding-bottom: 0; }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-10 { padding-top: var(--space-10); padding-bottom: var(--space-10); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }

/* =========================================
   TEXT UTILITIES
   ========================================= */

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

/* Text size */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }
.text-4xl { font-size: var(--text-4xl); }
.text-5xl { font-size: var(--text-5xl); }

/* Text weight */
.font-light { font-weight: var(--font-light); }
.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

/* Text style */
.italic { font-style: italic; }
.not-italic { font-style: normal; }
.underline { text-decoration: underline; }
.no-underline { text-decoration: none; }
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

/* Text colors */
.text-primary { color: var(--color-primary); }
.text-magenta { color: var(--color-magenta); }
.text-gold { color: var(--color-gold); }
.text-gold-light { color: var(--color-gold-light); }
.text-white { color: var(--color-white); }
.text-muted { color: var(--color-text-muted); }
.text-dark { color: var(--color-text); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }

/* Line height */
.leading-none { line-height: var(--leading-none); }
.leading-tight { line-height: var(--leading-tight); }
.leading-normal { line-height: var(--leading-normal); }
.leading-relaxed { line-height: var(--leading-relaxed); }
.leading-loose { line-height: var(--leading-loose); }

/* Font family */
.font-heading { font-family: var(--font-heading); }
.font-body { font-family: var(--font-body); }

/* Text shadow for readability on images */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.text-shadow-lg {
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

/* =========================================
   BACKGROUND UTILITIES
   ========================================= */
.bg-primary { background-color: var(--color-primary); }
.bg-magenta { background-color: var(--color-magenta); }
.bg-gold { background-color: var(--color-gold); }
.bg-white { background-color: var(--color-white); }
.bg-cream { background-color: var(--color-cream); }
.bg-transparent { background-color: transparent; }

.bg-gradient { background: var(--gradient-brand); }
.bg-gradient-reverse { background: var(--gradient-brand-reverse); }
.bg-gradient-vertical { background: var(--gradient-brand-vertical); }
.bg-gradient-cream { background: var(--gradient-cream); }

.bg-glass { 
    background: var(--glass-light);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* =========================================
   BORDER UTILITIES
   ========================================= */
.border { border: var(--border-width) solid rgba(0, 0, 0, 0.1); }
.border-2 { border: var(--border-width-2) solid rgba(0, 0, 0, 0.1); }
.border-none { border: none; }

.border-primary { border-color: var(--color-primary); }
.border-gold { border-color: var(--color-gold); }
.border-magenta { border-color: var(--color-magenta); }
.border-white { border-color: var(--color-white); }

.rounded { border-radius: var(--radius-md); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }
.rounded-none { border-radius: 0; }

/* =========================================
   SHADOW UTILITIES
   ========================================= */
.shadow-none { box-shadow: none; }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* =========================================
   WIDTH & HEIGHT UTILITIES
   ========================================= */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-screen { width: 100vw; }

.h-full { height: 100%; }
.h-auto { height: auto; }
.h-screen { height: 100vh; }

.min-h-screen { min-height: 100vh; }
.max-w-full { max-width: 100%; }

/* =========================================
   OBJECT FIT (for images)
   ========================================= */
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.object-fill { object-fit: fill; }
.object-center { object-position: center; }
.object-top { object-position: top; }

/* =========================================
   CURSOR
   ========================================= */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }
.cursor-default { cursor: default; }

/* =========================================
   OPACITY
   ========================================= */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* =========================================
   TRANSITIONS
   ========================================= */
.transition { transition: all var(--transition); }
.transition-fast { transition: all var(--transition-fast); }
.transition-slow { transition: all var(--transition-slow); }
.transition-none { transition: none; }

/* =========================================
   TRANSFORM UTILITIES
   ========================================= */
.hover\:scale-105:hover { transform: scale(1.05); }
.hover\:scale-110:hover { transform: scale(1.1); }
.hover\:-translate-y-1:hover { transform: translateY(-4px); }
.hover\:-translate-y-2:hover { transform: translateY(-8px); }

/* =========================================
   ANIMATION UTILITIES
   ========================================= */
.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slide-up {
    animation: slideUp 0.5s ease forwards;
}

.animate-slide-in-left {
    animation: slideInLeft 0.5s ease forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.5s ease forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

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

@keyframes slideUp {
    from { 
        opacity: 0; 
        transform: translateY(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

@keyframes slideInLeft {
    from { 
        opacity: 0; 
        transform: translateX(-30px); 
    }
    to { 
        opacity: 1; 
        transform: translateX(0); 
    }
}

@keyframes slideInRight {
    from { 
        opacity: 0; 
        transform: translateX(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateX(0); 
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Delay utilities for staggered animations */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* =========================================
   SCROLL ANIMATION OBSERVER CLASSES
   ========================================= */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.animate-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* =========================================
   POINTER EVENTS
   ========================================= */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* =========================================
   SELECT / USER INTERACTION
   ========================================= */
.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }

/* =========================================
   PRINT UTILITIES
   ========================================= */
@media print {
    .no-print { display: none !important; }
    .print-only { display: block !important; }
}