/* ==========================================================================
   LARY AI — PORTFOLIO LANDING PAGE DESIGN SYSTEM
   Theme: Obsidian Black & Cyber Crimson Red
   Features: Multi-page router, Hover-expanding cards, Responsive Grid
   ========================================================================== */

/* --- CSS RESET & VARIABLES --- */
:root {
    --bg-dark: #070709;
    --bg-surface: rgba(14, 14, 19, 0.72);
    --bg-surface-hover: rgba(22, 22, 30, 0.86);
    --bg-card-expand: rgba(28, 28, 38, 0.92);
    --border-color: rgba(255, 255, 255, 0.12);
    --border-color-red: rgba(255, 42, 75, 0.5);
    
    --primary-red: #ff2a4b;
    --dark-red: #d90429;
    --neon-red: #ff4d6d;
    --glow-red: rgba(255, 42, 75, 0.35);
    --accent-cyan: #00f2fe;

    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #808b9e;
    
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-full: 9999px;

    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

:focus-visible {
    outline: 2px solid var(--primary-red);
    outline-offset: 3px;
    box-shadow: 0 0 10px rgba(255, 42, 75, 0.6);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    max-width: 100vw;
    overflow-x: hidden;
}

body {
    min-height: 100vh;
    max-width: 100vw;
    overflow-x: hidden;
    line-height: 1.6;
    background: radial-gradient(circle at 50% 0%, #17070b 0%, #070709 80%);
}

img, svg, video, canvas {
    max-width: 100%;
    height: auto;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: #2a1117;
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-red);
}

/* --- AMBIENT GLOW & CYBER GRID --- */
.bg-glow {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: -3;
}
.bg-glow-1 {
    width: 500px;
    height: 500px;
    top: -100px;
    left: -100px;
    background: radial-gradient(circle, rgba(255, 42, 75, 0.18) 0%, rgba(0,0,0,0) 70%);
}
.bg-glow-2 {
    width: 600px;
    height: 600px;
    bottom: -150px;
    right: -150px;
    background: radial-gradient(circle, rgba(217, 4, 41, 0.15) 0%, rgba(0,0,0,0) 70%);
}
.cyber-grid {
    position: fixed;
    inset: 0;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -3;
    pointer-events: none;
}

/* ==========================================================================
   ELEGANT PERIPHERAL PCB SYSTEM (LAYERS 1, 2, 3) - ALWAYS BEHIND CONTENT
   ========================================================================== */
.pcb-system-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    pointer-events: none;
    z-index: 1; /* Above body background, strictly behind Layer 4 Content (z-index 10) */
    overflow: hidden;
}

.pcb-svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* Layer 1: Static Micro PCB Circuit Traces */
.pcb-traces-layer path {
    transition: stroke 0.3s ease;
}

/* Layer 2: Animated Data Flow Packets */
.pcb-packets-layer circle {
    pointer-events: none;
}

/* --- HEADER & NAVIGATION --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(7, 7, 9, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}
.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: inherit;
}
.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--primary-red), var(--dark-red));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.4rem;
    color: #fff;
    box-shadow: 0 0 20px var(--glow-red);
    position: relative;
}
.logo-pulse {
    position: absolute;
    inset: -3px;
    border-radius: 14px;
    border: 1px solid var(--primary-red);
    animation: pulseGlow 2.5s infinite;
}
@keyframes pulseGlow {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.05); }
}
.logo-text {
    display: flex;
    flex-direction: column;
}
.brand-name {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.3rem;
    letter-spacing: 1px;
}
.dot-red {
    color: var(--primary-red);
}
.brand-sub {
    font-size: 0.65rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    letter-spacing: 1.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.35rem 0.5rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
}
.nav-link {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.6rem 1.3rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}
.nav-link.active {
    background: var(--primary-red);
    color: #fff;
    box-shadow: 0 0 15px var(--glow-red);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* BUTTON STYLES */
.btn-primary-red, .btn-red-solid {
    background: linear-gradient(135deg, var(--primary-red), var(--dark-red));
    color: #fff;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: var(--font-body);
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 20px var(--glow-red);
}
.btn-primary-red:hover, .btn-red-solid:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 42, 75, 0.6);
}

.btn-outline-red {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color-red);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: var(--font-body);
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.btn-outline-red:hover {
    background: rgba(255, 42, 75, 0.1);
    border-color: var(--primary-red);
}

.mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.8rem;
    cursor: pointer;
}

/* --- MAIN PAGE ROUTER & SECTIONS --- */
.main-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2.5rem 2rem 5rem 2rem;
    position: relative;
    z-index: 10; /* Layer 4: Content stays 100% above all background effects */
}

.page-section {
    display: none;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}
.page-section.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* PAGE HEADER BOX */
.page-header-box {
    text-align: center;
    margin-bottom: 3.5rem;
}
.section-tag {
    font-family: var(--font-mono);
    color: var(--primary-red);
    font-size: 0.85rem;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 0.5rem;
}
.page-title, .section-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 0.8rem;
}
.page-subtitle, .section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 720px;
    margin: 0 auto;
}

/* --- HERO SECTION --- */
.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
    margin-bottom: 6rem;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(255, 42, 75, 0.08);
    border: 1px solid var(--border-color-red);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-family: var(--font-mono);
    color: var(--neon-red);
    margin-bottom: 1.5rem;
}
.pill-dot {
    width: 8px;
    height: 8px;
    background-color: var(--primary-red);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-red);
    animation: blink 1.5s infinite;
}
@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.4rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.2rem;
    letter-spacing: -1px;
}
.text-gradient-red {
    background: linear-gradient(135deg, #ff6b8b, var(--primary-red), #b7001c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.character-quote {
    background: rgba(255, 255, 255, 0.02);
    border-left: 3px solid var(--primary-red);
    padding: 0.9rem 1.2rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    display: flex;
    gap: 0.6rem;
}
.quote-icon {
    color: var(--primary-red);
    font-size: 1.3rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.8rem;
}
.stat-item {
    display: flex;
    flex-direction: column;
}
.stat-value {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-red);
}
.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* HERO VISUAL AVATAR CARD */
.avatar-card-container {
    background: var(--bg-surface);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
    transition: var(--transition-smooth);
}
.avatar-card-container:hover {
    border-color: var(--border-color-red);
    box-shadow: 0 20px 50px var(--glow-red);
}
.avatar-badge {
    position: absolute;
    top: 2rem;
    left: 2rem;
    z-index: 10;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-color-red);
    padding: 0.35rem 0.8rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: #fff;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-cyan);
}

.avatar-frame {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    background: #000;
}
.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}
.avatar-card-container:hover .avatar-img {
    transform: scale(1.03);
}
.avatar-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(7,7,9,0.8) 0%, transparent 50%);
}

.expression-bar {
    margin-top: 1.2rem;
    background: rgba(0,0,0,0.4);
    padding: 0.8rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}
.exp-title {
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    display: block;
    margin-bottom: 0.5rem;
}
.exp-buttons {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}
.exp-btn {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.75rem;
    padding: 0.35rem 0.7rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}
.exp-btn:hover, .exp-btn.active {
    background: var(--primary-red);
    color: #fff;
    border-color: var(--primary-red);
}

.speech-bubble {
    margin-top: 1rem;
    background: linear-gradient(135deg, rgba(255, 42, 75, 0.15), rgba(0,0,0,0.6));
    border: 1px solid var(--border-color-red);
    padding: 0.9rem 1.2rem;
    border-radius: var(--radius-md);
    position: relative;
}
.speech-bubble p {
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
    text-align: center;
}

/* ==========================================================================
   DYNAMIC HOVER-EXPAND CARDS SYSTEM (CRITICAL FEATURE)
   ========================================================================== */
.section-header {
    margin-top: 5rem;
    margin-bottom: 2.5rem;
}

.expand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
    gap: 1.8rem;
}

.expand-grid-3col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
    gap: 1.8rem;
    margin-bottom: 3.5rem;
}

.expand-card {
    background: var(--bg-surface);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    position: relative;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.expand-card:hover, .expand-card.is-expanded {
    background: var(--bg-surface-hover);
    border-color: var(--border-color-red);
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(255, 42, 75, 0.18);
}

.card-badge {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--primary-red);
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.card-icon {
    font-size: 2rem;
    color: var(--primary-red);
    margin-bottom: 0.8rem;
}

.card-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.35rem;
    margin-bottom: 0.6rem;
    color: var(--text-primary);
    line-height: 1.3;
}

.card-summary {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* EXPANSION CONTAINER (Hidden by default, smooth height transition on hover) */
.card-expansion {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease, margin-top 0.3s ease;
    margin-top: 0;
}

.expand-card:hover .card-expansion,
.expand-card.is-expanded .card-expansion {
    max-height: 1000px; /* Fully accommodates all deep content without clipping */
    opacity: 1;
    margin-top: 1rem;
}

.card-divider {
    border: 0;
    height: 1px;
    background: linear-gradient(to right, var(--primary-red), transparent);
    margin-bottom: 1rem;
}

.card-full-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.card-hint {
    margin-top: auto;
    padding-top: 1rem;
    display: flex;
    justify-content: flex-end;
}
.hint-text {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    transition: var(--transition-fast);
}
.expand-card:hover .hint-text {
    color: var(--primary-red);
}

/* MINI COMPARISON TABLE INSIDE EXPANDED CARDS */
.comparison-mini-table {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1rem;
    width: 100%;
    box-sizing: border-box;
}

.comp-col {
    width: 100%;
    min-width: 0; /* Prevents grid column overflow */
    padding: 1rem 1.1rem;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    height: 100%; /* Equal height */
    word-break: break-word; /* Prevents text overflow */
}

.comp-col strong {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    margin-bottom: 0.6rem;
    display: block;
    line-height: 1.3;
}

.comp-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.comp-col li {
    margin-bottom: 0.4rem;
    line-height: 1.4;
    word-wrap: break-word;
}

.comp-bad {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.comp-good {
    background: rgba(255, 42, 75, 0.1);
    border: 1px solid var(--border-color-red);
}

@media (max-width: 580px) {
    .comparison-mini-table {
        grid-template-columns: 1fr;
    }
}

.timeline-mini {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.8rem;
}
.timeline-step {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.82rem;
    background: rgba(0,0,0,0.3);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-sm);
}
.step-num {
    font-family: var(--font-mono);
    color: var(--primary-red);
    font-weight: 700;
}

.pill-list {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}
.tech-tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

/* --- CHARACTER SHOWCASE BOX --- */
.character-showcase-box {
    margin-top: 6rem;
    background: var(--bg-surface);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
}
.showcase-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 2.5rem;
}
.showcase-mode-tabs {
    display: flex;
    gap: 0.6rem;
    align-items: center;
    flex-wrap: wrap;
}

.mode-tab-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    height: 38px;
    box-sizing: border-box;
}

.mode-tab-btn:hover {
    background: rgba(255, 42, 75, 0.15);
    border-color: var(--border-color-red);
    color: #fff;
}

.mode-tab-btn.active {
    background: var(--primary-red);
    border-color: var(--primary-red);
    color: #fff;
    box-shadow: 0 0 15px var(--glow-red);
}

.showcase-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}
.visual-ref-img {
    width: 100%;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    display: block;
}
.mode-details-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* --- PAGE 2: DETALHES TÉCNICOS --- */
.section-sub-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}
.sub-badge {
    font-family: var(--font-mono);
    color: var(--primary-red);
    background: rgba(255, 42, 75, 0.1);
    border: 1px solid var(--border-color-red);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
}

.section-box-highlight {
    margin: 4rem 0;
}
.highlight-card {
    background: linear-gradient(135deg, rgba(255, 42, 75, 0.12), var(--bg-surface));
    border: 1px solid var(--border-color-red);
}
.card-title-lg {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
}

.nlu-examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.2rem 0;
}
.nlu-card {
    background: rgba(0,0,0,0.4);
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 600;
    font-size: 0.95rem;
}

.nlu-result-box {
    text-align: center;
    margin-top: 1rem;
}
.icon-down {
    font-size: 1.5rem;
    color: var(--primary-red);
}
.result-pill {
    display: inline-block;
    background: var(--dark-red);
    color: #fff;
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.two-column-tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-top: 3rem;
}
.sub-section-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.tech-cards-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.mini-tech {
    padding: 1.2rem;
}
.tech-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1rem;
}
.tech-role {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--primary-red);
}

.principles-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}
.principles-list li {
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}

.warning-theme {
    border-color: rgba(255, 170, 0, 0.4);
}
.warning-theme:hover {
    border-color: rgba(255, 170, 0, 0.8);
    box-shadow: 0 15px 35px rgba(255, 170, 0, 0.15);
}

/* --- PAGE 3: FUTURO & ROADMAP --- */
.roadmap-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto 5rem auto;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}
.roadmap-timeline::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 20px;
    bottom: 20px;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-red), rgba(255,42,75,0.1));
}

.timeline-card-wrapper {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}
.timeline-marker {
    width: 50px;
    height: 50px;
    background: var(--bg-surface);
    border: 2px solid var(--primary-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--primary-red);
    box-shadow: 0 0 15px var(--glow-red);
    flex-shrink: 0;
    z-index: 2;
}

.roadmap-card {
    flex-grow: 1;
}
.step-badge {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    display: inline-block;
}
.highlight-step {
    color: var(--primary-red);
    font-weight: 700;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.portfolio-cta-banner {
    margin-top: 6rem;
    background: linear-gradient(135deg, rgba(217, 4, 41, 0.25) 0%, var(--bg-surface) 100%);
    border: 1px solid var(--border-color-red);
    border-radius: var(--radius-lg);
    padding: 4rem 2rem;
    text-align: center;
}
.cta-content {
    max-width: 650px;
    margin: 0 auto;
}
.cta-tag {
    font-family: var(--font-mono);
    color: var(--primary-red);
    font-size: 0.8rem;
    letter-spacing: 2px;
}
.cta-content h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0.8rem 0;
}
.cta-content p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* --- INTERACTIVE SIMULATOR MODAL --- */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-box {
    background: var(--bg-surface);
    border: 1px solid var(--border-color-red);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 900px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(255, 42, 75, 0.25);
    display: flex;
    flex-direction: column;
}

.modal-header {
    background: rgba(0, 0, 0, 0.5);
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}
.modal-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.pulse-green {
    width: 8px;
    height: 8px;
    background: #00ff88;
    border-radius: 50%;
    box-shadow: 0 0 10px #00ff88;
}
.modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.4rem;
    cursor: pointer;
}
.modal-close:hover { color: var(--primary-red); }

.modal-body {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 420px;
}

.sim-sidebar {
    background: rgba(0,0,0,0.3);
    border-right: 1px solid var(--border-color);
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.sim-avatar-box {
    text-align: center;
}
.sim-avatar-img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 2px solid var(--primary-red);
    object-fit: cover;
    margin-bottom: 0.6rem;
}
.sim-status {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--primary-red);
    display: block;
}

.sim-specs {
    font-size: 0.78rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.spec-row {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px dashed rgba(255,255,255,0.08);
    padding-bottom: 0.3rem;
}

.sim-terminal {
    display: flex;
    flex-direction: column;
    background: #050507;
    padding: 1.2rem;
}
.terminal-logs {
    flex-grow: 1;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    max-height: 250px;
    padding-right: 0.5rem;
}
.log-line {
    line-height: 1.4;
}
.log-time {
    color: var(--text-muted);
}
.log-line.sys { color: #38bdf8; }
.log-line.lary { color: #f43f5e; }
.log-line.user { color: #a3e635; }

.terminal-quick-prompts {
    margin: 1rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
}
.prompt-hint {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    width: 100%;
}
.prompt-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.75rem;
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}
.prompt-btn:hover {
    background: rgba(255, 42, 75, 0.2);
    border-color: var(--primary-red);
    color: #fff;
}

.terminal-input-bar {
    display: flex;
    gap: 0.5rem;
}
.terminal-input-bar input {
    flex-grow: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 0.7rem 1rem;
    border-radius: var(--radius-sm);
    color: #fff;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    outline: none;
}
.terminal-input-bar input:focus {
    border-color: var(--primary-red);
}
.btn-send-red {
    background: var(--primary-red);
    color: #fff;
    border: none;
    padding: 0 1.2rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

/* --- FOOTER --- */
.site-footer {
    background: #030304;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
    padding: 4rem 2rem 2rem 2rem;
}
.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}
.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}
.footer-title {
    font-family: var(--font-mono);
    color: var(--primary-red);
    font-size: 0.8rem;
    display: block;
    margin-bottom: 1rem;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}
.footer-links a:hover {
    color: var(--primary-red);
}
.footer-tech p {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-family: var(--font-mono);
}
.footer-bottom {
    text-align: center;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-title { font-size: 2.8rem; }
    .showcase-content-grid, .two-column-tech-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 2rem 1.25rem 4rem 1.25rem;
    }
    .nav-container {
        padding: 0.8rem 1.25rem;
    }
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(7, 7, 9, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1.5rem;
        border-radius: 0 0 var(--radius-md) var(--radius-md);
        display: none;
    }
    .nav-menu.mobile-open {
        display: flex;
    }
    .mobile-toggle {
        display: block;
    }
    .hero-title { font-size: 2.2rem; }
    .showcase-header {
        flex-direction: column;
        gap: 1.2rem;
    }
    .character-showcase-box {
        padding: 2rem 1.25rem;
    }
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .modal-body {
        grid-template-columns: 1fr;
    }
    .sim-sidebar { display: none; }
}

@media (max-width: 600px) {
    .main-content {
        padding: 1.5rem 1rem 3rem 1rem;
    }
    .nav-container {
        padding: 0.75rem 1rem;
    }
    .brand-name {
        font-size: 1.15rem;
    }
    .brand-sub {
        font-size: 0.58rem;
    }
    .hero-title {
        font-size: 1.9rem;
    }
    .hero-description {
        font-size: 1rem;
    }
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    .hero-buttons button {
        width: 100%;
        justify-content: center;
    }
    .hero-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0.6rem;
        padding-top: 1.2rem;
    }
    .stat-value {
        font-size: 1.35rem;
    }
    .stat-label {
        font-size: 0.68rem;
    }
    .character-showcase-box {
        padding: 1.5rem 0.9rem;
    }
    .showcase-mode-tabs {
        width: 100%;
    }
    .mode-tab-btn {
        flex: 1 1 auto;
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }
    .roadmap-timeline::before {
        left: 17px;
    }
    .timeline-card-wrapper {
        gap: 0.8rem;
    }
    .timeline-marker {
        width: 36px;
        height: 36px;
        font-size: 0.95rem;
    }
    .portfolio-cta-banner {
        padding: 2.5rem 1rem;
    }
    .site-footer {
        padding: 3rem 1rem 1.5rem 1rem;
    }
    .expression-bar {
        padding: 0.6rem;
    }
    .exp-buttons {
        gap: 0.3rem;
    }
    .exp-btn {
        font-size: 0.7rem;
        padding: 0.3rem 0.5rem;
    }
}

@media (max-width: 430px) {
    .main-content {
        padding: 1.25rem 0.85rem 2.5rem 0.85rem;
    }
    .status-pill {
        font-size: 0.75rem;
        padding: 0.35rem 0.75rem;
        white-space: normal;
        text-align: center;
    }
    .hero-title {
        font-size: 1.75rem;
    }
    .page-title, .section-title {
        font-size: 1.75rem;
    }
    .page-subtitle, .section-subtitle {
        font-size: 0.95rem;
    }
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 0.8rem;
        text-align: center;
    }
    .stat-item {
        align-items: center;
    }
}

@media (max-width: 360px) {
    .main-content {
        padding: 1rem 0.6rem 2rem 0.6rem;
    }
    .nav-container {
        padding: 0.6rem 0.6rem;
    }
    .hero-title {
        font-size: 1.55rem;
    }
    .btn-primary-red, .btn-red-solid, .btn-outline-red {
        padding: 0.65rem 1rem;
        font-size: 0.88rem;
    }
}