/* VARIABLES & BASE (Model 3: Minimalista Tech / Blueprint Style) */
:root {
    --bp-bg: #f8fafc;
    --bp-bg-card: #ffffff;
    --bp-bg-soft: #f1f5f9;
    --bp-border: #cbd5e1;
    --bp-text-dark: #0f172a;
    --bp-text-muted: #475569;
    --bp-accent: #0f766e; /* Technical Deep Teal */
    --bp-accent-hover: #0d9488;
    --bp-success: #16a34a;
    --font-heading: 'Fira Code', 'Courier New', monospace;
    --font-body: 'Inter', -apple-system, sans-serif;
    --transition: all 0.25s ease;
}

/* Reset and basic styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bp-bg);
    /* Dotted technical drawing paper effect using pure CSS */
    background-image: radial-gradient(var(--bp-border) 1px, transparent 1px);
    background-size: 24px 24px;
    color: var(--bp-text-dark);
    font-family: var(--font-body);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header Styles */
.blueprint-header {
    background-color: rgba(248, 250, 252, 0.9);
    backdrop-filter: blur(8px);
    border-bottom: 2px solid var(--bp-text-dark);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.blueprint-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--bp-text-dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.2rem;
}

.blueprint-logo .bracket {
    color: var(--bp-accent);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    color: var(--bp-text-muted);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--bp-accent);
}

.blueprint-btn {
    background: transparent;
    border: 1px solid var(--bp-text-dark);
    color: var(--bp-text-dark);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    text-decoration: none;
    transition: var(--transition);
}

.blueprint-btn:hover {
    background: var(--bp-text-dark);
    color: #ffffff;
}

/* Hero Section */
.hero-section {
    padding: 6rem 0;
    border-bottom: 1px solid var(--bp-border);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.blueprint-tag {
    font-family: var(--font-heading);
    color: var(--bp-accent);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-section h1 {
    font-family: var(--font-body);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--bp-text-dark);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02rem;
}

.hero-section h1 .highlight {
    color: var(--bp-accent);
    border-bottom: 3px double var(--bp-accent);
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--bp-text-muted);
    margin-bottom: 2.5rem;
}

.hero-ctas {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    margin-bottom: 3rem;
}

.btn-solid {
    background: var(--bp-text-dark);
    color: #ffffff;
    border: none;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.85rem 1.8rem;
    text-decoration: none;
    transition: var(--transition);
}

.btn-solid:hover {
    background: var(--bp-accent);
}

.btn-flat {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--bp-text-dark);
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
}

.btn-flat:hover {
    color: var(--bp-accent);
    transform: translateY(2px);
}

/* Stats Row */
.blueprint-stats {
    display: flex;
    gap: 2.5rem;
    border-top: 1px dashed var(--bp-border);
    padding-top: 2rem;
}

.stat-box {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--bp-accent);
}

.stat-lbl {
    font-size: 0.85rem;
    color: var(--bp-text-muted);
    font-weight: 600;
}

/* Schematic Drawing Mockup */
.blueprint-schematic {
    background-color: var(--bp-bg-card);
    border: 2px solid var(--bp-text-dark);
    border-radius: 4px;
    box-shadow: 4px 4px 0px var(--bp-text-dark);
    position: relative;
    overflow: hidden;
}

.schematic-header {
    background-color: var(--bp-text-dark);
    color: #ffffff;
    padding: 0.4rem 1rem;
    font-family: var(--font-heading);
    font-size: 0.72rem;
    letter-spacing: 0.05rem;
}

.schematic-body {
    padding: 2rem;
    position: relative;
    z-index: 2;
}

.box-spec {
    border: 1px dashed var(--bp-accent);
    padding: 1.2rem;
    margin-bottom: 1.5rem;
    background: rgba(15, 118, 110, 0.03);
}

.spec-title {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--bp-accent);
    margin-bottom: 0.8rem;
}

.diagram-flow {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.72rem;
    flex-wrap: wrap;
}

.flow-step {
    border: 1px solid var(--bp-border);
    padding: 0.3rem 0.6rem;
    background: var(--bp-bg-soft);
}

.flow-step.highlight-step {
    border-color: var(--bp-accent);
    background: rgba(15, 118, 110, 0.1);
    font-weight: 700;
}

.flow-step.success-step {
    border-color: var(--bp-success);
    color: var(--bp-success);
    background: rgba(22, 163, 74, 0.05);
    font-weight: 700;
}

.spec-details {
    list-style: none;
    font-family: var(--font-heading);
    font-size: 0.8rem;
}

.spec-details li {
    margin-bottom: 0.4rem;
    display: flex;
    justify-content: space-between;
}

.spec-details .prop {
    color: var(--bp-text-muted);
}

.spec-details .val {
    font-weight: 700;
}

/* Sections General */
.section {
    padding: 5rem 0;
}

.border-top {
    border-top: 1px solid var(--bp-border);
}

.bg-soft {
    background-color: var(--bp-bg-soft);
}

.section-heading {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3.5rem;
}

.section-tag {
    font-family: var(--font-heading);
    color: var(--bp-accent);
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: block;
}

.section-heading h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--bp-text-dark);
    margin-bottom: 0.8rem;
}

.section-heading p {
    color: var(--bp-text-muted);
    font-size: 1.05rem;
}

/* Method Steps */
.method-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.method-card {
    background-color: var(--bp-bg-card);
    border: 1px solid var(--bp-border);
    padding: 2.5rem 2rem;
    position: relative;
    display: flex;
    flex-direction: column;
}

.method-card:hover {
    border-color: var(--bp-text-dark);
}

.method-header {
    margin-bottom: 1.2rem;
}

.method-num {
    font-family: var(--font-heading);
    color: var(--bp-accent);
    font-size: 0.75rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.3rem;
}

.method-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
}

.method-card p {
    color: var(--bp-text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.code-comment {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    color: var(--bp-accent);
    opacity: 0.8;
}

/* Blueprint Services Grid */
.blueprint-services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.blueprint-service-card {
    background-color: var(--bp-bg-card);
    border: 1px solid var(--bp-border);
    border-bottom: 4px solid var(--bp-accent);
    padding: 2.5rem;
}

.b-card-header {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.b-card-header .number {
    font-family: var(--font-heading);
    color: var(--bp-accent);
    font-size: 1rem;
    font-weight: 700;
}

.blueprint-service-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
}

.blueprint-service-card .desc {
    font-size: 0.9rem;
    color: var(--bp-text-muted);
    margin-bottom: 1.5rem;
}

/* Remote support download links */
.download-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.download-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    border: 1px solid var(--bp-border);
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: var(--bp-text-dark);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.download-btn:hover {
    border-color: var(--bp-accent);
    background: rgba(15, 118, 110, 0.05);
    color: var(--bp-accent);
}

.download-btn .dl-icon {
    font-family: var(--font-heading);
    font-size: 0.72rem;
    color: var(--bp-text-muted);
    white-space: nowrap;
}

.download-btn:hover .dl-icon {
    color: var(--bp-accent);
}

/* Spec sheet-like pricing table inside card */
.blueprint-table {
    border: 1px solid var(--bp-border);
    font-family: var(--font-heading);
    font-size: 0.75rem;
}

.blueprint-table .row, .blueprint-table .row-highlight {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.5rem 0.8rem;
    border-bottom: 1px solid var(--bp-border);
}

.blueprint-table .cell-l {
    flex-shrink: 0;
}

.blueprint-table .row:last-child {
    border-bottom: none;
}

.blueprint-table .row-highlight {
    background-color: rgba(15, 118, 110, 0.05);
    font-weight: 700;
    border-bottom: none;
    color: var(--bp-accent);
}

/* Transparency Block */
.transparency-box {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.trans-left h2 {
    font-size: 2.3rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
}

.trans-left p {
    color: var(--bp-text-muted);
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.trans-note {
    font-size: 0.88rem !important;
    font-style: italic;
    background-color: var(--bp-bg-soft);
    padding: 1rem;
    border-left: 3px solid var(--bp-accent);
}

.btn-solid-blue {
    background-color: var(--bp-accent);
    color: #ffffff;
    border: none;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.85rem 1.8rem;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    margin-top: 1rem;
}

.btn-solid-blue:hover {
    background-color: var(--bp-accent-hover);
}

/* Price Sheet Text Mockup */
.price-sheet {
    background-color: var(--bp-text-dark);
    color: #e2e8f0;
    border-radius: 4px;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    overflow: hidden;
}

.sheet-title {
    background-color: #1e293b;
    color: #94a3b8;
    padding: 0.5rem 1rem;
    font-size: 0.72rem;
}

.sheet-rows {
    padding: 1.5rem;
}

.s-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.8rem;
}

.s-row:last-child {
    margin-bottom: 0;
}

.s-row .name {
    color: #f8fafc;
}

.s-row .dots {
    color: #475569;
    flex-grow: 1;
    overflow: hidden;
    margin: 0 0.5rem;
}

.s-row .price {
    color: #a3e635;
    font-weight: 700;
    white-space: nowrap;
    flex-shrink: 0;
}

/* Blueprint Testimonials */
.blueprint-testimonials {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.testimonial-box {
    background-color: var(--bp-bg-card);
    border: 1px solid var(--bp-border);
    padding: 2rem;
}

.testimonial-box .stars {
    color: #eab308;
    margin-bottom: 1rem;
}

.testimonial-box .quote {
    font-style: italic;
    color: var(--bp-text-muted);
    font-size: 0.92rem;
    margin-bottom: 1.5rem;
}

.client-meta {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    display: flex;
    flex-direction: column;
}

.client-name {
    font-weight: 700;
    color: var(--bp-text-dark);
}

.client-role {
    color: var(--bp-accent);
}

/* Blueprint Blog Grid */
.blueprint-blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.blueprint-blog-card {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.blueprint-blog-card .num {
    font-family: var(--font-heading);
    color: var(--bp-accent);
    font-weight: 700;
    font-size: 0.9rem;
}

.blueprint-blog-card .card-inner {
    background-color: var(--bp-bg-card);
    border: 1px solid var(--bp-border);
    padding: 1.5rem;
    flex-grow: 1;
}

.blueprint-blog-card:hover .card-inner {
    border-color: var(--bp-text-dark);
}

.blueprint-blog-card h3 {
    font-size: 1.1rem;
    line-height: 1.4;
    margin-bottom: 0.3rem;
}

.blueprint-blog-card .date {
    font-family: var(--font-heading);
    font-size: 0.72rem;
    color: var(--bp-text-muted);
    margin-bottom: 0.8rem;
}

.blueprint-blog-card .excerpt {
    font-size: 0.85rem;
    color: var(--bp-text-muted);
    line-height: 1.4;
    margin-bottom: 1.2rem;
}

.link-arrow {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    color: var(--bp-text-dark);
    text-decoration: none;
    font-weight: 700;
}

.blueprint-blog-card:hover .link-arrow {
    color: var(--bp-accent);
}

/* Blueprint Contact Grid */
.blueprint-contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info-area h2 {
    font-size: 2.3rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
}

.contact-info-area .lead {
    font-size: 1.1rem;
    color: var(--bp-text-muted);
    margin-bottom: 2rem;
}

.blueprint-details-list {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    margin-bottom: 2.5rem;
}

.detail-item {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    border-bottom: 1px dashed var(--bp-border);
    padding-bottom: 0.6rem;
}

.detail-item .key {
    color: var(--bp-accent);
    font-weight: 700;
}

.detail-item .value {
    color: var(--bp-text-dark);
    font-weight: 700;
}

.detail-item .value a {
    color: var(--bp-text-dark);
    text-decoration: none;
}

.detail-item .value a:hover {
    color: var(--bp-accent);
}

.maps-btn-blueprint {
    font-family: var(--font-heading);
    color: var(--bp-text-muted);
    font-size: 0.85rem;
    text-decoration: none;
    font-weight: 600;
}

.maps-btn-blueprint:hover {
    color: var(--bp-accent);
}

/* Blueprint Form Area */
.blueprint-form-area {
    background-color: var(--bp-bg-card);
    border: 2px solid var(--bp-text-dark);
    padding: 2.5rem;
}

.blueprint-form-area h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--bp-text-dark);
    margin-bottom: 0.5rem;
}

.blueprint-form-area p {
    font-size: 0.88rem;
    color: var(--bp-text-muted);
    margin-bottom: 2rem;
    line-height: 1.4;
}

.b-form-group {
    margin-bottom: 1.2rem;
}

.b-form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.b-form-group input, .b-form-group textarea {
    width: 100%;
    border: 1px solid var(--bp-border);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    border-radius: 2px;
}

.b-form-group input:focus, .b-form-group textarea:focus {
    outline: none;
    border-color: var(--bp-text-dark);
    background-color: #fafafa;
}

.b-btn-submit {
    background-color: var(--bp-text-dark);
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    border: none;
    padding: 0.85rem 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.b-btn-submit:hover {
    background-color: var(--bp-accent);
}

/* Footer */
.blueprint-footer {
    background-color: var(--bp-text-dark);
    color: #94a3b8;
    padding: 3rem 0;
    font-size: 0.85rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
}

.blueprint-footer .credit {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    color: #475569;
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
    .hero-container, .transparency-box, .blueprint-contact-grid {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }
    
    .hero-right {
        order: -1;
        max-width: 450px;
        margin: 0 auto;
        width: 100%;
    }
    
    .method-steps, .blueprint-services, .blueprint-testimonials, .blueprint-blog-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .hero-section h1 {
        font-size: 2.2rem;
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn-solid {
        text-align: center;
    }
    
    .btn-flat {
        text-align: center;
    }
}