/* Claude AI Utilities CSS - Helper Classes & Utilities */

/* === DISPLAY UTILITIES === */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }

/* === FLEXBOX UTILITIES === */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

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

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

.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 auto; }
.flex-none { flex: none; }
.flex-grow { flex-grow: 1; }
.flex-shrink { flex-shrink: 1; }

/* === GRID UTILITIES === */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* === SPACING 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); }

.px-2 { padding-left: var(--space-2); padding-right: var(--space-2); }
.px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }

.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-3 { padding-top: var(--space-3); padding-bottom: var(--space-3); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }

.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-6 { margin: var(--space-6); }
.m-8 { margin: var(--space-8); }

.mx-auto { margin-left: auto; margin-right: auto; }
.mx-2 { margin-left: var(--space-2); margin-right: var(--space-2); }
.mx-4 { margin-left: var(--space-4); margin-right: var(--space-4); }

.my-2 { margin-top: var(--space-2); margin-bottom: var(--space-2); }
.my-4 { margin-top: var(--space-4); margin-bottom: var(--space-4); }
.my-6 { margin-top: var(--space-6); margin-bottom: var(--space-6); }

.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }

/* === TYPOGRAPHY UTILITIES === */
.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); }

.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-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-gray-500 { color: var(--gray-500); }
.text-gray-600 { color: var(--gray-600); }
.text-gray-700 { color: var(--gray-700); }
.text-gray-800 { color: var(--gray-800); }
.text-gray-900 { color: var(--gray-900); }
.text-orange-600 { color: var(--orange-600); }
.text-success-600 { color: var(--success-600); }
.text-error-600 { color: var(--error-600); }
.text-white { color: white; }

.leading-tight { line-height: var(--leading-tight); }
.leading-normal { line-height: var(--leading-normal); }
.leading-relaxed { line-height: var(--leading-relaxed); }

/* === BACKGROUND UTILITIES === */
.bg-white { background-color: white; }
.bg-gray-25 { background-color: var(--gray-25); }
.bg-gray-50 { background-color: var(--gray-50); }
.bg-gray-100 { background-color: var(--gray-100); }
.bg-gray-200 { background-color: var(--gray-200); }
.bg-orange-50 { background-color: var(--orange-50); }
.bg-orange-500 { background-color: var(--orange-500); }
.bg-success-50 { background-color: var(--success-50); }
.bg-error-50 { background-color: var(--error-50); }

/* === BORDER UTILITIES === */
.border { border: 1px solid var(--gray-200); }
.border-2 { border: 2px solid var(--gray-200); }
.border-gray-200 { border-color: var(--gray-200); }
.border-gray-300 { border-color: var(--gray-300); }
.border-orange-200 { border-color: var(--orange-200); }
.border-success-200 { border-color: var(--success-200); }

.rounded-none { border-radius: var(--radius-none); }
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.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); }

/* === SHADOW UTILITIES === */
.shadow-none { box-shadow: none; }
.shadow-xs { box-shadow: var(--shadow-xs); }
.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); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }

/* === POSITIONING UTILITIES === */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* === SIZING UTILITIES === */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-fit { width: fit-content; }

.h-full { height: 100%; }
.h-auto { height: auto; }
.h-fit { height: fit-content; }

.min-h-0 { min-height: 0; }
.min-h-full { min-height: 100%; }

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

.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }

.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* === TRANSITIONS === */
.transition { transition: all var(--transition-normal); }
.transition-fast { transition: all var(--transition-fast); }
.transition-slow { transition: all var(--transition-slow); }

.transition-colors { 
    transition: color var(--transition-normal), 
                background-color var(--transition-normal), 
                border-color var(--transition-normal); 
}
.transition-transform { transition: transform var(--transition-normal); }
.transition-opacity { transition: opacity var(--transition-normal); }

/* === TRANSFORMS === */
.transform { transform: translateX(0) translateY(0) rotate(0) skewX(0) skewY(0) scaleX(1) scaleY(1); }
.translate-y-1 { transform: translateY(var(--space-1)); }
.translate-y-2 { transform: translateY(var(--space-2)); }
.-translate-y-1 { transform: translateY(calc(-1 * var(--space-1))); }
.-translate-y-2 { transform: translateY(calc(-1 * var(--space-2))); }

.scale-95 { transform: scale(0.95); }
.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }

.rotate-45 { transform: rotate(45deg); }
.rotate-90 { transform: rotate(90deg); }
.rotate-180 { transform: rotate(180deg); }

/* === OVERFLOW === */
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }
.overflow-auto { overflow: auto; }

.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }
.overflow-x-scroll { overflow-x: scroll; }
.overflow-y-scroll { overflow-y: scroll; }

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

/* === SPECIFIC UTILITIES === */

/* History Section Controls */
.history-section {
    display: block;
}

.history-list {
    display: contents;
}

/* Enhanced Scrollbar Styling */
.enhanced-scroll::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.enhanced-scroll::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: var(--radius-full);
}

.enhanced-scroll::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
    transition: background var(--transition-normal);
}

.enhanced-scroll::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* Claude Loading States */
.loading-skeleton {
    background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
    background-size: 200% 100%;
    animation: skeleton 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-200);
    border-top: 2px solid var(--orange-500);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Claude Focus Ring */
.focus-ring:focus-visible {
    outline: 2px solid var(--orange-500);
    outline-offset: 2px;
}

/* Claude Hover Effects */
.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hover-scale:hover {
    transform: scale(1.05);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(238, 119, 35, 0.3);
}

/* Claude Animation Classes */
.fade-in {
    animation: fade-in 0.3s ease-out;
}

.slide-up {
    animation: slide-up 0.4s ease-out;
}

.slide-down {
    animation: slide-down 0.3s ease-out;
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

/* Claude Container Utilities */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-sm {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.container-lg {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-8);
}

/* Claude Card Utilities */
.card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
}

.card-hover {
    transition: all var(--transition-normal);
}

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

/* Responsive Utilities */
@media (max-width: 768px) {
    .md\:hidden { display: none; }
    .md\:block { display: block; }
    .md\:flex { display: flex; }
    .md\:grid { display: grid; }
    
    .md\:flex-col { flex-direction: column; }
    .md\:items-center { align-items: center; }
    .md\:justify-center { justify-content: center; }
    
    .md\:p-4 { padding: var(--space-4); }
    .md\:px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
    .md\:py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
    
    .md\:text-sm { font-size: var(--text-sm); }
    .md\:text-base { font-size: var(--text-base); }
    
    .container {
        padding: 0 var(--space-4);
    }
}

@media (max-width: 480px) {
    .sm\:hidden { display: none; }
    .sm\:block { display: block; }
    .sm\:flex { display: flex; }
    
    .sm\:flex-col { flex-direction: column; }
    .sm\:text-xs { font-size: var(--text-xs); }
    .sm\:text-sm { font-size: var(--text-sm); }
    
    .sm\:p-3 { padding: var(--space-3); }
    .sm\:px-3 { padding-left: var(--space-3); padding-right: var(--space-3); }
    
    .container {
        padding: 0 var(--space-3);
    }
}

/* Print Styles */
@media print {
    .print\:hidden { display: none !important; }
    .print\:block { display: block !important; }
    
    .shadow-lg,
    .shadow-xl,
    .shadow-2xl {
        box-shadow: none !important;
    }
    
    .bg-gray-50,
    .bg-gray-100,
    .bg-orange-50 {
        background: white !important;
    }
    
    .text-gray-600,
    .text-gray-700,
    .text-gray-800 {
        color: black !important;
    }
}