/* ================================================================
   MIKRO SILVER - PREMIUM DESIGN SYSTEM
   Modern, Minimal, Professional
   Inspired by: Apple, Stripe, Linear, Vercel
   ================================================================ */

/* Alpine.js Cloak */
[x-cloak] {
    display: none !important;
}

/* ================================================================
   1. CSS CUSTOM PROPERTIES - Design Tokens
   ================================================================ */
:root {
    /* Colors - Monochrome Base */
    --color-black: #000000;
    --color-gray-900: #0F0F0F;
    --color-gray-800: #1A1A1A;
    --color-gray-700: #2E2E2E;
    --color-gray-600: #525252;
    --color-gray-500: #737373;
    --color-gray-400: #A3A3A3;
    --color-gray-300: #D4D4D4;
    --color-gray-200: #E5E5E5;
    --color-gray-100: #F5F5F5;
    --color-gray-50: #FAFAFA;
    --color-white: #FFFFFF;
    
    /* Accent Colors */
    --color-blue: #0066FF;
    --color-blue-dark: #0052CC;
    --color-green: #00C853;
    --color-red: #FF3B30;
    --color-yellow: #FFB800;
    --color-purple: #7C3AED;
    
    /* Semantic Colors */
    --color-primary: var(--color-gray-900);
    --color-secondary: var(--color-gray-600);
    --color-accent: var(--color-blue);
    --color-success: var(--color-green);
    --color-error: var(--color-red);
    --color-warning: var(--color-yellow);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', monospace;
    
    /* Font Sizes - Perfect Scale */
    --text-xs: 0.75rem;      /* 12px */
    --text-sm: 0.875rem;     /* 14px */
    --text-base: 1rem;       /* 16px */
    --text-lg: 1.125rem;     /* 18px */
    --text-xl: 1.25rem;      /* 20px */
    --text-2xl: 1.5rem;      /* 24px */
    --text-3xl: 1.875rem;    /* 30px */
    --text-4xl: 2.25rem;     /* 36px */
    --text-5xl: 3rem;        /* 48px */
    --text-6xl: 3.75rem;     /* 60px */
    
    /* Spacing - 4px Base Grid */
    --space-1: 0.25rem;      /* 4px */
    --space-2: 0.5rem;       /* 8px */
    --space-3: 0.75rem;      /* 12px */
    --space-4: 1rem;         /* 16px */
    --space-5: 1.25rem;      /* 20px */
    --space-6: 1.5rem;       /* 24px */
    --space-8: 2rem;         /* 32px */
    --space-10: 2.5rem;      /* 40px */
    --space-12: 3rem;        /* 48px */
    --space-16: 4rem;        /* 64px */
    --space-20: 5rem;        /* 80px */
    --space-24: 6rem;        /* 96px */
    
    /* Border Radius */
    --radius-sm: 0.375rem;   /* 6px */
    --radius-md: 0.5rem;     /* 8px */
    --radius-lg: 0.75rem;    /* 12px */
    --radius-xl: 1rem;       /* 16px */
    --radius-2xl: 1.5rem;    /* 24px */
    --radius-full: 9999px;
    
    /* Shadows - Subtle & Professional */
    --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 -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-index Scale */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-toast: 600;
    
    /* Header Heights */
    --silver-bar-height: 40px;
    --main-header-height: 80px;
    --total-header-height: calc(var(--silver-bar-height) + var(--main-header-height));
}

/* ================================================================
   2. BASE RESETS & DEFAULTS
   ================================================================ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-gray-900);
    background: var(--color-white);
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

button {
    font-family: inherit;
    cursor: pointer;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ================================================================
   3. LAYOUT PRIMITIVES
   ================================================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 640px) {
    .container { padding: 0 var(--space-6); }
}

@media (min-width: 1024px) {
    .container { padding: 0 var(--space-8); }
}

.container-narrow {
    max-width: 900px;
}

.container-wide {
    max-width: 1600px;
}

/* Section Spacing */
.section {
    padding: var(--space-16) 0;
}

@media (min-width: 1024px) {
    .section { padding: var(--space-24) 0; }
}

.section-sm {
    padding: var(--space-12) 0;
}

.section-lg {
    padding: var(--space-20) 0;
}

@media (min-width: 1024px) {
    .section-lg { padding: 6rem 0; }
}

/* ================================================================
   4. TYPOGRAPHY SYSTEM
   ================================================================ */
.text-display-xl {
    font-size: var(--text-6xl);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.text-display-lg {
    font-size: var(--text-5xl);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.text-display-md {
    font-size: var(--text-4xl);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.text-heading-xl {
    font-size: var(--text-3xl);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

.text-heading-lg {
    font-size: var(--text-2xl);
    font-weight: 600;
    line-height: 1.3;
}

.text-heading-md {
    font-size: var(--text-xl);
    font-weight: 600;
    line-height: 1.4;
}

.text-heading-sm {
    font-size: var(--text-lg);
    font-weight: 600;
    line-height: 1.4;
}

.text-body-lg {
    font-size: var(--text-lg);
    line-height: 1.7;
}

.text-body {
    font-size: var(--text-base);
    line-height: 1.6;
}

.text-body-sm {
    font-size: var(--text-sm);
    line-height: 1.5;
}

.text-caption {
    font-size: var(--text-xs);
    line-height: 1.4;
}

/* Text Colors */
.text-primary { color: var(--color-gray-900); }
.text-secondary { color: var(--color-gray-600); }
.text-muted { color: var(--color-gray-500); }
.text-accent { color: var(--color-accent); }
.text-white { color: var(--color-white); }

/* ================================================================
   5. BUTTONS - Modern & Clean
   ================================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    transition: all var(--transition-base);
    white-space: nowrap;
    cursor: pointer;
}

.btn-primary {
    background: var(--color-gray-900);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-gray-800);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-gray-900);
    border: 1px solid var(--color-gray-300);
}

.btn-secondary:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-400);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-700);
}

.btn-ghost:hover {
    background: var(--color-gray-100);
}

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

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-icon {
    padding: var(--space-3);
    aspect-ratio: 1;
}

/* ================================================================
   6. CARDS & SURFACES
   ================================================================ */
.card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-gray-300);
}

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

.surface {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
}

.surface-flat {
    background: var(--color-gray-50);
    border: none;
}

/* ================================================================
   7. HERO SECTION - Full Screen Impact
   ================================================================ */
.hero-modern {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 10;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin-bottom: var(--space-8);
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.1;
    background-image: radial-gradient(circle at 2px 2px, var(--color-white) 1px, transparent 0);
    background-size: 40px 40px;
}

/* ================================================================
   8. PRODUCT GRID - Modern E-commerce
   ================================================================ */
.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-5);
    }
}

@media (min-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-6);
    }
}

.product-card {
    position: relative;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.product-card:hover {
    box-shadow: var(--shadow-xl);
    border-color: var(--color-gray-300);
    transform: translateY(-4px);
}

.product-image-wrapper {
    position: relative;
    aspect-ratio: 1 / 1;
    background: var(--color-gray-50);
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.product-badge {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    padding: 4px 8px;
    background: var(--color-red);
    color: var(--color-white);
    font-size: 9px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

@media (min-width: 768px) {
    .product-badge {
        top: var(--space-3);
        right: var(--space-3);
        padding: var(--space-1) var(--space-3);
        font-size: var(--text-xs);
        letter-spacing: 0.05em;
    }
}

.product-quick-actions {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    display: flex;
    gap: var(--space-2);
    opacity: 0;
    transform: translateY(-10px);
    transition: all var(--transition-base);
}

.product-card:hover .product-quick-actions {
    opacity: 1;
    transform: translateY(0);
}

.product-action-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

.product-action-btn:hover {
    background: var(--color-gray-900);
    color: var(--color-white);
    transform: scale(1.1);
}

.product-info {
    padding: var(--space-5);
}

.product-category {
    font-size: var(--text-xs);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.product-name {
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-gray-900);
}

.product-price-original {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    text-decoration: line-through;
    margin-left: var(--space-2);
}

/* ================================================================
   9. FORMS - Clean & Modern
   ================================================================ */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: var(--color-gray-900);
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-gray-900);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.05);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-400);
}

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

.form-error {
    display: block;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-error);
}

/* ================================================================
   10. BREADCRUMB - Minimal
   ================================================================ */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-4) 0;
    font-size: var(--text-sm);
    color: var(--color-gray-600);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.breadcrumb-link {
    transition: color var(--transition-fast);
}

.breadcrumb-link:hover {
    color: var(--color-gray-900);
}

.breadcrumb-separator {
    font-size: var(--text-xs);
    color: var(--color-gray-400);
}

/* ================================================================
   11. BADGES & PILLS
   ================================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 500;
    border-radius: var(--radius-full);
}

.badge-success {
    background: rgba(0, 200, 83, 0.1);
    color: var(--color-green);
}

.badge-error {
    background: rgba(255, 59, 48, 0.1);
    color: var(--color-red);
}

.badge-warning {
    background: rgba(255, 184, 0, 0.1);
    color: var(--color-yellow);
}

.badge-neutral {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

/* ================================================================
   12. LOADING & EMPTY STATES
   ================================================================ */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-gray-100) 0%,
        var(--color-gray-200) 50%,
        var(--color-gray-100) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

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

.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-4);
}

.empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    color: var(--color-gray-400);
    font-size: var(--text-4xl);
}

/* ================================================================
   13. ANIMATIONS & TRANSITIONS
   ================================================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

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

.slide-up {
    animation: slideUp var(--transition-slow) ease-out;
}

/* ================================================================
   14. UTILITY CLASSES
   ================================================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}