/* ============================================
   MV STYLES - PROFESSIONAL DESIGN SYSTEM
   Modern, Premium Furniture Brand UI/UX
   ============================================ */

/* ==========================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ========================================== */

:root {
    /* Colors - Luxury Cream & Neutral (missboon.ca inspired) */
    --color-primary: #2C2826;           /* Deep charcoal */
    --color-primary-light: #4A4644;
    --color-primary-dark: #1A1816;
    
    --color-secondary: #8B8680;         /* Soft gray */
    --color-secondary-light: #A39E9A;
    --color-secondary-dark: #6B6662;
    
    --color-background: #FFFFFF;
    --color-surface: #F5F1ED;           /* Warm cream */
    --color-surface-alt: #E8E4DF;       /* Light beige */
    
    --color-text: #2C2826;              /* Dark charcoal */
    --color-text-light: #6B6662;
    --color-text-lighter: #A39E9A;
    
    --color-border: #E8E4DF;
    --color-border-light: #F5F1ED;
    
    /* Status Colors */
    --color-success: #4A7C59;
    --color-warning: #D4A574;
    --color-error: #C84B3B;
    --color-info: #8B8680;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-secondary: 'Poppins', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Spacing */
    --spacing-1: 0.25rem;    /* 4px */
    --spacing-2: 0.5rem;     /* 8px */
    --spacing-3: 0.75rem;    /* 12px */
    --spacing-4: 1rem;       /* 16px */
    --spacing-5: 1.25rem;    /* 20px */
    --spacing-6: 1.5rem;     /* 24px */
    --spacing-8: 2rem;       /* 32px */
    --spacing-10: 2.5rem;    /* 40px */
    --spacing-12: 3rem;      /* 48px */
    --spacing-16: 4rem;      /* 64px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;    /* 4px */
    --radius-md: 0.5rem;     /* 8px */
    --radius-lg: 0.75rem;    /* 12px */
    --radius-xl: 1rem;       /* 16px */
    --radius-full: 9999px;
    
    /* Shadows - Subtle & Professional */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Layout */
    --container-max-width: 1200px;
    --header-height: 70px;
    --sidebar-width: 260px;
    
    /* Z-index layers */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ==========================================
   GLOBAL RESET & BASE STYLES
   ========================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
}

/* ==========================================
   TYPOGRAPHY SYSTEM
   ========================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
}

h1 {
    font-size: var(--font-size-4xl);
    font-family: var(--font-display);
}

h2 {
    font-size: var(--font-size-3xl);
    font-family: var(--font-display);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

p {
    margin-bottom: var(--spacing-4);
    color: var(--color-text);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-secondary);
}

/* ==========================================
   BUTTON SYSTEM
   ========================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    user-select: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Button Variants */
.btn-primary {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover:not(:disabled) {
    background-color: var(--color-primary);
    color: white;
}

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

.btn-ghost:hover:not(:disabled) {
    background-color: var(--color-surface);
}

/* Button Sizes */
.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-lg);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ==========================================
   CARD SYSTEM
   ========================================== */

.card {
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-header {
    padding: var(--spacing-5) var(--spacing-6);
    border-bottom: 1px solid var(--color-border-light);
}

.card-body {
    padding: var(--spacing-6);
}

.card-footer {
    padding: var(--spacing-5) var(--spacing-6);
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border-light);
}

/* Product Card */
.product-card {
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.product-card-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    background-color: var(--color-surface);
}

.product-card-body {
    padding: var(--spacing-5);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-price {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-secondary);
    margin-top: auto;
}

/* ==========================================
   GRID SYSTEM
   ========================================== */

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-4);
}

.grid {
    display: grid;
    gap: var(--spacing-6);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ==========================================
   FORM ELEMENTS
   ========================================== */

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    margin-bottom: var(--spacing-2);
}

.form-control {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: white;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.1);
}

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

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

/* ==========================================
   BADGE SYSTEM
   ========================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background-color: var(--color-success);
    color: white;
}

.badge-warning {
    background-color: var(--color-warning);
    color: var(--color-primary);
}

.badge-error {
    background-color: var(--color-error);
    color: white;
}

.badge-info {
    background-color: var(--color-info);
    color: white;
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */

/* Spacing */
.mt-1 { margin-top: var(--spacing-1); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }

.mb-1 { margin-bottom: var(--spacing-1); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }

.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.p-8 { padding: var(--spacing-8); }

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

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-muted { color: var(--color-text-light); }

.font-bold { font-weight: var(--font-weight-bold); }
.font-semibold { font-weight: var(--font-weight-semibold); }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: var(--spacing-4); }

/* Misc */
.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.shadow-md { box-shadow: var(--shadow-md); }

/* ==========================================
   RESPONSIVE BREAKPOINTS
   ========================================== */

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 1.875rem;   /* 30px on mobile */
        --font-size-3xl: 1.5rem;     /* 24px on mobile */
    }
    
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(1, 1fr);
    }
    
    .container {
        padding: 0 var(--spacing-4);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================
   ANIMATIONS (If Enabled)
   ========================================== */

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

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

.animate-fade-in {
    animation: fadeIn var(--transition-slow) ease-out;
}

.animate-slide-in {
    animation: slideIn var(--transition-slow) ease-out;
}

/* ==========================================
   LOADING STATES
   ========================================== */

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==========================================
   PRINT STYLES
   ========================================== */

@media print {
    body {
        color: black;
        background: white;
    }
    
    .no-print {
        display: none !important;
    }
}