/* ==========================================================================
   AGENTE DE IA WORKSHOP - STYLE DESIGN SYSTEM
   ========================================================================== */

:root {
    --color-bg: #070b09;
    --color-bg-offset: #0b110e;
    --color-bg-panel: #111a15;
    --color-text: #f3f7f5;
    --color-text-muted: #95a89e;
    --color-emerald: #0ea5e9; /* Teal cyan representing the robot lights */
    --color-teal: #10b981; /* Brand green */
    --color-emerald-glow: rgba(14, 165, 233, 0.25);
    --color-teal-glow: rgba(16, 185, 129, 0.2);
    --color-gold: #e2b857; /* Warm gold accents */
    --color-gold-dim: rgba(226, 184, 87, 0.4);
    --color-gold-glow: rgba(226, 184, 87, 0.15);
    --color-border: rgba(22, 35, 29, 0.8);
    
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --max-width-content: 1200px;
}

/* 1. Global Reset & Body */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

button, input, select, textarea {
    font-family: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

/* 2. Utility Elements */
.gold-text-glow {
    color: var(--color-gold);
    text-shadow: 0 0 12px var(--color-gold-glow);
}

.emerald-text-glow {
    color: var(--color-emerald);
    text-shadow: 0 0 12px var(--color-emerald-glow);
}

.gold-divider {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
    margin: 1.5rem auto;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem auto;
    padding: 0 1rem;
}

.section-tagline {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--color-teal);
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.8rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.3rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.02rem;
    color: var(--color-text-muted);
}

/* 3. Navigation Header */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 6%;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(7, 11, 9, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-smooth);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.logo-icon {
    width: 28px;
    height: 28px;
}

.logo-text {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--color-text);
}

.logo-text span {
    color: var(--color-teal);
}

.nav-menu {
    display: flex;
    gap: 1.8rem;
}

.nav-link {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    text-transform: uppercase;
}

.nav-link:hover {
    color: var(--color-gold);
}

.cta-button-nav {
    border: 1px solid var(--color-gold-dim);
    color: var(--color-gold);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
    transition: var(--transition-smooth);
    white-space: nowrap;
}

.cta-button-nav:hover {
    background-color: var(--color-gold);
    color: var(--color-bg);
    border-color: var(--color-gold);
}

/* 4. Hero Section */
.hero-section {
    min-height: 100vh;
    padding: 8rem 6% 4rem 6%;
    max-width: var(--max-width-content);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3.5rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.hero-badge {
    align-self: flex-start;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid rgba(16, 185, 129, 0.3);
    background-color: rgba(16, 185, 129, 0.05);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-teal);
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-teal);
    box-shadow: 0 0 8px var(--color-teal);
    animation: pulse-dot 2s infinite;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* Highlight tags under title */
.hero-highlight-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 0.5rem 0;
}

.spec-tag {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text);
    background-color: var(--color-bg-offset);
    border: 1px solid var(--color-border);
    padding: 0.4rem 0.8rem;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.hero-actions {
    display: flex;
    gap: 1.2rem;
    margin-top: 0.5rem;
}

.btn-primary {
    background-color: var(--color-gold);
    color: var(--color-bg);
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 0.85rem 1.8rem;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 10px 20px rgba(226, 184, 87, 0.15);
    transition: var(--transition-smooth);
    text-align: center;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(226, 184, 87, 0.25);
}

.btn-secondary {
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-weight: 550;
    letter-spacing: 0.5px;
    padding: 0.85rem 1.8rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-smooth);
    text-align: center;
}

.btn-secondary:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    transform: translateY(-2px);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.hero-image-wrapper {
    width: 100%;
    max-width: 420px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--color-gold-dim);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    position: relative;
}

.hero-image {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-smooth);
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.02);
}

/* Floating Badges */
.accent-box {
    position: absolute;
    background-color: var(--color-bg-offset);
    border: 1px solid var(--color-border);
    padding: 0.8rem 1.2rem;
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 20px rgba(0,0,0,0.4);
    z-index: 3;
}

.accent-box-top {
    top: -15px;
    right: -10px;
    border-left: 3px solid var(--color-gold);
}

.accent-box-bottom {
    bottom: -15px;
    left: -10px;
    border-left: 3px solid var(--color-emerald);
}

.accent-box-title {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.accent-box-value {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 600;
    margin-top: 0.1rem;
}

/* 5. The 6 Practical Skills Section */
.philosophy-section {
    padding: 6rem 6%;
    background-color: var(--color-bg-offset);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.philosophy-container {
    max-width: var(--max-width-content);
    margin: 0 auto;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.benefit-card {
    background-color: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 2.2rem 1.8rem;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-teal), transparent);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.benefit-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-gold-dim);
    box-shadow: 0 12px 24px rgba(0,0,0,0.3);
}

.benefit-card:hover::before {
    transform: scaleX(1);
}

.benefit-icon-box {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-md);
    background-color: rgba(16, 185, 129, 0.05);
    border: 1px solid rgba(16, 185, 129, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-teal);
    font-size: 1.4rem;
    margin-bottom: 1.4rem;
}

.benefit-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--color-text);
}

.benefit-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    flex-grow: 1;
    margin-bottom: 1rem;
}

.skill-code-badge {
    align-self: flex-start;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.7rem;
    font-weight: 700;
    background-color: rgba(9, 14, 12, 0.6);
    color: var(--color-teal);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.skills-statement {
    text-align: center;
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-style: italic;
    font-weight: 500;
    color: var(--color-gold);
    margin-top: 3.5rem;
    letter-spacing: 0.5px;
}

/* 6. Interactive Simulator Section */
.simulator-section {
    padding: 6rem 6%;
    max-width: var(--max-width-content);
    margin: 0 auto;
}

.simulator-container {
    background-color: var(--color-bg-offset);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.sim-control-panel {
    padding: 3rem;
    border-right: 1px solid var(--color-border);
}

.sim-display-panel {
    padding: 3rem;
    background-color: rgba(7, 11, 9, 0.4);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.sim-section-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 1.8rem;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.6rem;
}

.sim-group {
    margin-bottom: 1.8rem;
}

.sim-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.6rem;
    display: block;
}

.sim-select {
    width: 100%;
    padding: 0.8rem 1.2rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-panel);
    font-size: 0.9rem;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.sim-select:focus {
    border-color: var(--color-teal);
}

.sim-range-wrapper {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.sim-range {
    flex-grow: 1;
    -webkit-appearance: none;
    height: 4px;
    border-radius: 2px;
    background: var(--color-border);
    outline: none;
}

.sim-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-teal);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.sim-range::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.sim-range-val {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-teal);
    min-width: 40px;
    text-align: right;
}

.sim-output-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.sim-output-card {
    background-color: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 1.5rem;
    text-align: center;
}

.sim-output-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.4rem;
    display: block;
}

.sim-output-val {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-gold);
}

.sim-output-val-sub {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    display: block;
    margin-top: 0.1rem;
}

.blueprint-console {
    background-color: #040605;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 1.2rem;
    position: relative;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blueprint-console::before {
    content: 'PREVIEW DO CÓDIGO DO AGENTE';
    position: absolute;
    top: -8px;
    left: 15px;
    background-color: var(--color-bg-offset);
    padding: 0 0.5rem;
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--color-teal);
}

.blueprint-text {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.78rem;
    line-height: 1.5;
    color: var(--color-text-muted);
    white-space: pre-wrap;
    margin-top: 0.3rem;
}

.blueprint-text span {
    color: var(--color-text);
}

/* 7. Pillars of Automation Section */
.security-section {
    padding: 6rem 6%;
    background-color: var(--color-bg-offset);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.security-container {
    max-width: var(--max-width-content);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 4.5rem;
    align-items: center;
}

.security-graphics {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    background-color: var(--color-bg-panel);
    padding: 2.5rem;
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}

.security-badge-main {
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
}

.security-badge-icon {
    font-size: 2.5rem;
    color: var(--color-teal);
    margin-bottom: 0.8rem;
    text-shadow: 0 0 15px var(--color-teal-glow);
}

.security-badge-text {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
}

.security-checklist {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.checklist-item {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
}

.checklist-icon {
    color: var(--color-teal);
    font-size: 1rem;
    margin-top: 0.1rem;
}

.checklist-text {
    font-size: 0.88rem;
    color: var(--color-text-muted);
}

.checklist-text strong {
    color: var(--color-text);
    display: block;
    margin-bottom: 0.15rem;
}

/* 8. Deliverables Section */
.process-section {
    padding: 6rem 6%;
    max-width: var(--max-width-content);
    margin: 0 auto;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.process-step {
    text-align: center;
    background-color: var(--color-bg-offset);
    border: 1px solid var(--color-border);
    padding: 2.2rem 1.5rem;
    border-radius: var(--border-radius-lg);
    transition: var(--transition-smooth);
}

.process-step:hover {
    border-color: var(--color-gold-dim);
    transform: translateY(-2px);
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(226, 184, 87, 0.05);
    border: 1px solid var(--color-gold-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem auto;
    font-size: 1.4rem;
    color: var(--color-gold);
}

.step-title {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.step-desc {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* 9. Registration & Form Section (Checkout) */
.contact-section {
    padding: 6rem 6%;
}

.contact-container {
    max-width: 580px;
    margin: 0 auto;
    background-color: var(--color-bg-offset);
    border: 1px solid var(--color-gold-dim);
    border-radius: var(--border-radius-lg);
    padding: 2.8rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    position: relative;
}

.contact-container::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: 4px;
    bottom: 4px;
    border: 1px solid rgba(226, 184, 87, 0.12);
    border-radius: calc(var(--border-radius-lg) - 4px);
    pointer-events: none;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.form-input {
    width: 100%;
    padding: 0.8rem 1.1rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-panel);
    font-size: 0.92rem;
    color: var(--color-text);
    transition: var(--transition-smooth);
}

.form-input:focus {
    border-color: var(--color-gold);
    box-shadow: 0 0 8px var(--color-gold-glow);
}

/* Plan Option Selection cards */
.ticket-select-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.ticket-option-card {
    background-color: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    padding: 1.2rem 1.5rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-smooth);
    position: relative;
    user-select: none;
}

.ticket-radio {
    display: none; /* Hide default radio */
}

.ticket-option-info {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.ticket-type-title {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text);
}

.ticket-type-desc {
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.ticket-option-price {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-gold);
}

.ticket-option-card.active {
    border-color: var(--color-gold);
    background-color: rgba(226, 184, 87, 0.04);
}

/* Pricing summary box */
.checkout-summary-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-top: 1.2rem;
    font-size: 0.92rem;
    color: var(--color-text-muted);
}

.checkout-summary-box strong {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-gold);
}

.submit-btn {
    background-color: var(--color-gold);
    color: var(--color-bg);
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-size: 0.8rem;
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    box-shadow: 0 8px 16px rgba(226, 184, 87, 0.15);
    transition: var(--transition-smooth);
    text-align: center;
    margin-top: 0.5rem;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(226, 184, 87, 0.25);
}

/* 10. Footer Section */
.main-footer {
    background-color: #040605;
    border-top: 1px solid var(--color-border);
    padding: 4rem 6% 2.5rem 6%;
}

.footer-container {
    max-width: var(--max-width-content);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 1fr;
    gap: 3.5rem;
    margin-bottom: 3.5rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-desc {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    max-width: 320px;
    line-height: 1.6;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-nav-title {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
}

.footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.footer-nav-link {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.footer-nav-link:hover {
    color: var(--color-gold);
}

.footer-meta {
    border-top: 1px solid var(--color-border);
    padding-top: 1.8rem;
    max-width: var(--max-width-content);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.footer-meta-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.4rem;
}

/* 11. Keyframe Animations */
@keyframes pulse-dot {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.6); opacity: 0.3; }
    100% { transform: scale(1); opacity: 1; }
}

/* ==========================================================================
   MOBILE FIRST RESPONSIVE BREAKPOINTS (iPhone, Samsung, Motorola, etc.)
   ========================================================================== */
@media (max-width: 900px) {
    /* Stack grid structures into single column flow for medium-sized viewports */
    .hero-section {
        grid-template-columns: 1fr;
        padding-top: 7rem;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-badge {
        align-self: center;
    }
    
    .hero-highlight-specs {
        justify-content: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
        gap: 1.8rem;
    }
    
    .simulator-container {
        grid-template-columns: 1fr;
    }
    
    .sim-control-panel {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }
    
    .security-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .security-graphics {
        order: -1;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 480px) {
    /* Fine-grained mobile adjustments for small phone viewports */
    .main-header {
        padding: 0.8rem 4%;
    }
    
    .logo-text {
        font-size: 0.95rem;
    }
    
    .cta-button-nav {
        display: none !important; /* Hide header button on mobile for absolute space optimization */
    }
    
    .nav-menu {
        display: none !important; /* Always hidden on mobile */
    }
    
    .hero-title {
        font-size: 2.1rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
    }
    
    .hero-highlight-specs {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }
    
    .spec-tag {
        width: 100%;
        justify-content: center;
    }
    
    .hero-actions {
        flex-direction: column;
        gap: 0.8rem;
        width: 100%;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        padding: 0.9rem 1.5rem;
    }
    
    .hero-image-wrapper {
        max-width: 100%;
    }
    
    .accent-box {
        padding: 0.6rem 1rem;
    }
    
    .accent-box-value {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .sim-control-panel, .sim-display-panel {
        padding: 1.5rem;
    }
    
    .sim-output-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .blueprint-console {
        padding: 1rem;
    }
    
    .blueprint-text {
        font-size: 0.72rem;
    }
    
    .security-graphics {
        padding: 1.5rem;
    }
    
    .contact-container {
        padding: 1.8rem 1.2rem;
    }
    
    .ticket-option-card {
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.6rem;
    }
    
    .ticket-option-price {
        align-self: flex-end;
    }
    
    .footer-meta {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
        padding-top: 1.5rem;
    }
    
    .footer-meta-right {
        align-items: center;
    }
    
    /* Hide non-essential presentation content on mobile to maximize registration focus */
    .philosophy-section,
    .simulator-section,
    .process-section {
        display: none !important;
    }
}