/**
 * SB Laser Frontend Base Styles
 * =============================
 * CSS variables, reset, and common elements for all shortcodes
 * This file provides CSS isolation to prevent theme conflicts
 */

/* ========================================
   CSS Variables - Design Tokens
   ======================================== */
.sb-laser-app {
    /* Brand Colors */
    --sb-brand-dark: #1A1A1A;
    --sb-brand: #32373C;
    --sb-brand-steel: #2D3339;

    /* Primary/Accent - Can be overridden via shortcode attribute */
    --sb-primary: #DC2626;
    --sb-accent: var(--sb-primary);
    --sb-accent-hover: color-mix(in srgb, var(--sb-accent) 85%, white);
    --sb-accent-light: color-mix(in srgb, var(--sb-accent) 10%, white);
    --sb-accent-glow: color-mix(in srgb, var(--sb-accent) 20%, transparent);

    /* Surfaces */
    --sb-surface-primary: #FFFFFF;
    --sb-surface-secondary: #F5F7FA;
    --sb-surface-tertiary: #E8ECEF;
    --sb-surface-preview: #12151A;

    /* Text */
    --sb-text-primary: #1A1D21;
    --sb-text-secondary: #4B5563;
    --sb-text-muted: #9CA3AF;
    --sb-text-inverse: #FFFFFF;

    /* Borders */
    --sb-border: #E5E7EB;
    --sb-border-dark: #D1D5DB;

    /* Functional Colors */
    --sb-success: #10B981;
    --sb-warning: #F59E0B;
    --sb-error: #EF4444;
    --sb-info: #3B82F6;

    /* Border Radius */
    --sb-radius: 6px;
    --sb-radius-lg: 8px;
    --sb-radius-xl: 12px;

    /* Shadows */
    --sb-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --sb-shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --sb-shadow-xl: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --sb-transition-micro: 150ms ease-out;
    --sb-transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --sb-transition-smooth: 300ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Typography */
    --sb-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --sb-font-heading: 'Oswald', 'Arial Narrow', sans-serif;
    --sb-font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
}

/* Dark theme variant */
.sb-laser-app.sb-theme-dark {
    --sb-surface-primary: #1A1A1A;
    --sb-surface-secondary: #242424;
    --sb-surface-tertiary: #2D2D2D;
    --sb-text-primary: #FFFFFF;
    --sb-text-secondary: #A1A1A1;
    --sb-text-muted: #6B6B6B;
    --sb-border: #333333;
    --sb-border-dark: #444444;
}

/* ========================================
   CSS Isolation Reset
   ======================================== */
.sb-laser-app {
    /* Establish a new stacking context */
    isolation: isolate;

    /* Reset inherited styles */
    font-family: var(--sb-font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--sb-text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;

    /* Box model */
    box-sizing: border-box;
}

.sb-laser-app *,
.sb-laser-app *::before,
.sb-laser-app *::after {
    box-sizing: border-box;
}

/* Reset common elements */
.sb-laser-app h1,
.sb-laser-app h2,
.sb-laser-app h3,
.sb-laser-app h4,
.sb-laser-app h5,
.sb-laser-app h6 {
    margin: 0;
    font-family: var(--sb-font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--sb-text-primary);
}

.sb-laser-app p {
    margin: 0 0 1rem;
}

.sb-laser-app a {
    color: var(--sb-accent);
    text-decoration: none;
    transition: color var(--sb-transition-micro);
}

.sb-laser-app a:hover {
    color: var(--sb-accent-hover);
}

.sb-laser-app img {
    max-width: 100%;
    height: auto;
    display: block;
}

.sb-laser-app button {
    font-family: inherit;
    cursor: pointer;
}

.sb-laser-app input,
.sb-laser-app select,
.sb-laser-app textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   Common Button Styles
   ======================================== */
.sb-laser-app .sb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--sb-font-heading);
    font-size: 0.9375rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid transparent;
    border-radius: var(--sb-radius);
    cursor: pointer;
    transition: all var(--sb-transition-micro);
}

.sb-laser-app .sb-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.sb-laser-app .sb-btn-primary {
    background: var(--sb-accent);
    border-color: var(--sb-accent);
    color: white;
}

.sb-laser-app .sb-btn-primary:hover:not(:disabled) {
    background: var(--sb-accent-hover);
    border-color: var(--sb-accent-hover);
}

.sb-laser-app .sb-btn-secondary {
    background: var(--sb-surface-secondary);
    border-color: var(--sb-border);
    color: var(--sb-text-primary);
}

.sb-laser-app .sb-btn-secondary:hover:not(:disabled) {
    background: var(--sb-surface-tertiary);
}

.sb-laser-app .sb-btn-dark {
    background: var(--sb-brand-dark);
    border-color: var(--sb-brand-dark);
    color: white;
}

.sb-laser-app .sb-btn-dark:hover:not(:disabled) {
    background: #000;
}

.sb-laser-app .sb-btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.sb-laser-app .sb-btn-block {
    width: 100%;
}

/* ========================================
   Common Form Styles
   ======================================== */
.sb-laser-app .sb-form-group {
    margin-bottom: 1rem;
}

.sb-laser-app .sb-form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--sb-text-primary);
}

.sb-laser-app .sb-form-group input,
.sb-laser-app .sb-form-group select,
.sb-laser-app .sb-form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    border: 1px solid var(--sb-border);
    border-radius: var(--sb-radius);
    background: var(--sb-surface-primary);
    color: var(--sb-text-primary);
    transition: border-color var(--sb-transition-micro), box-shadow var(--sb-transition-micro);
}

.sb-laser-app .sb-form-group input:focus,
.sb-laser-app .sb-form-group select:focus,
.sb-laser-app .sb-form-group textarea:focus {
    outline: none;
    border-color: var(--sb-accent);
    box-shadow: 0 0 0 3px var(--sb-accent-glow);
}

.sb-laser-app .sb-form-group input::placeholder,
.sb-laser-app .sb-form-group textarea::placeholder {
    color: var(--sb-text-muted);
}

/* ========================================
   Common Card Styles
   ======================================== */
.sb-laser-app .sb-card {
    background: var(--sb-surface-primary);
    border-radius: var(--sb-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--sb-shadow);
}

.sb-laser-app .sb-card h3 {
    font-family: var(--sb-font-heading);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--sb-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0 0 1rem;
}

/* ========================================
   Loading Spinner
   ======================================== */
.sb-laser-app .sb-loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--sb-border);
    border-top-color: var(--sb-accent);
    border-radius: 50%;
    animation: sb-spin 1s linear infinite;
}

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

/* ========================================
   Hero Section Styles
   ======================================== */
.sb-laser-app .sb-hero-section {
    background: linear-gradient(135deg, var(--sb-brand-dark) 0%, #2D2D2D 50%, var(--sb-brand-dark) 100%);
    color: var(--sb-text-inverse);
    padding: 4rem 0 3rem;
    position: relative;
    overflow: hidden;
}

/* Hero background video */
.sb-laser-app .sb-hero-bg-video {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.sb-laser-app .sb-hero-bg-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Hero overlay for video/image backgrounds */
.sb-laser-app .sb-hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(26, 26, 26, 0.75);
    z-index: 0;
}

.sb-laser-app .sb-hero-laser-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--sb-accent) 50%, transparent 100%);
    animation: sb-laserScan 3s ease-in-out infinite;
}

@keyframes sb-laserScan {
    0%, 100% { opacity: 0.3; transform: scaleX(0.5); }
    50% { opacity: 1; transform: scaleX(1); }
}

.sb-laser-app .sb-hero-bottom-fade {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: linear-gradient(to top, var(--sb-surface-secondary), transparent);
    pointer-events: none;
}

.sb-laser-app .sb-hero-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.sb-laser-app .sb-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--sb-font-heading);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--sb-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.sb-laser-app .sb-hero-badge-line {
    width: 32px;
    height: 2px;
    background: var(--sb-accent);
}

.sb-laser-app .sb-hero-content h1 {
    color: var(--sb-text-inverse);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
    line-height: 1.1;
}

.sb-laser-app .sb-hero-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.sb-laser-app .sb-hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.sb-laser-app .sb-hero-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.sb-laser-app .sb-hero-stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sb-laser-app .sb-hero-stat-value {
    font-family: var(--sb-font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1;
}

.sb-laser-app .sb-hero-stat-label {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
}

.sb-laser-app .sb-hero-visual {
    position: relative;
}

.sb-laser-app .sb-hero-image-wrapper {
    position: relative;
    border-radius: var(--sb-radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.sb-laser-app .sb-hero-placeholder {
    background: rgba(255, 255, 255, 0.05);
    padding: 3rem;
    text-align: center;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.sb-laser-app .sb-hero-placeholder svg {
    color: var(--sb-accent);
    margin-bottom: 1rem;
    opacity: 0.5;
}

.sb-laser-app .sb-hero-placeholder p {
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

/* Hero image/video in visual section */
.sb-laser-app .sb-hero-image {
    width: 100%;
    height: auto;
    min-height: 300px;
    object-fit: cover;
    display: block;
}

.sb-laser-app .sb-hero-video {
    width: 100%;
    height: auto;
    min-height: 300px;
    object-fit: cover;
    display: block;
}

.sb-laser-app .sb-hero-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.6), transparent);
    pointer-events: none;
}

.sb-laser-app .sb-hero-floating-badge {
    position: absolute;
    bottom: -16px;
    left: -16px;
    background: var(--sb-accent);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--sb-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.sb-laser-app .sb-hero-floating-badge .sb-badge-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.9;
}

.sb-laser-app .sb-hero-floating-badge .sb-badge-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
}

/* Hero responsive */
@media (max-width: 900px) {
    .sb-laser-app .sb-hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .sb-laser-app .sb-hero-content h1 {
        font-size: 2.25rem;
    }

    .sb-laser-app .sb-hero-buttons {
        justify-content: center;
    }

    .sb-laser-app .sb-hero-stats {
        justify-content: center;
    }

    .sb-laser-app .sb-hero-visual {
        display: none;
    }
}

/* ========================================
   Utility Classes
   ======================================== */
.sb-laser-app .sb-text-center { text-align: center; }
.sb-laser-app .sb-text-muted { color: var(--sb-text-muted); }
.sb-laser-app .sb-text-accent { color: var(--sb-accent); }
.sb-laser-app .sb-font-mono { font-family: var(--sb-font-mono); }
.sb-laser-app .sb-hidden { display: none !important; }