/* ==========================================================================
   ZETTA AUTOMATIONS - DESIGN SYSTEM & STYLESHEET
   ========================================================================== */

/* --- Custom Variables & Theme --- */
:root {
    /* Color Palette (HSL) */
    --bg-dark: 240 16% 5%;
    --bg-card: 240 15% 9%;
    --bg-card-hover: 240 15% 12%;
    
    --text-primary: 0 0% 95%;
    --text-secondary: 240 5% 70%;
    --text-muted: 240 4% 50%;
    
    --color-primary: 263 90% 51%;      /* Neon Purple */
    --color-primary-glow: 263 90% 51% / 0.15;
    
    --color-accent: 180 100% 50%;       /* Neon Cyan */
    --color-accent-glow: 180 100% 50% / 0.15;

    --color-magenta: 320 100% 50%;      /* Neon Magenta */
    --color-green: 140 100% 50%;        /* Neon Green */
    
    --border-color: 240 10% 16%;
    --border-glow: 263 90% 51% / 0.3;
    
    /* Layout */
    --max-width: 1200px;
    --header-height: 80px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Resets & Base Styles --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: hsl(var(--bg-dark));
    color: hsl(var(--text-primary));
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul {
    list-style: none;
}

/* --- Animated Background Elements --- */
.mesh-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.01) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.01) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -3;
    opacity: 0.5;
    pointer-events: none;
}

#neural-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    pointer-events: none;
}

.glow-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(140px);
    z-index: -2;
    pointer-events: none;
    mix-blend-mode: screen;
    opacity: 0.4;
    animation: float-glow 20s infinite alternate;
}

.glow-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, hsl(var(--color-primary)) 0%, transparent 70%);
    top: -10%;
    right: -10%;
}

.glow-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, hsl(var(--color-accent)) 0%, transparent 70%);
    bottom: -15%;
    left: -15%;
    animation-delay: -5s;
}

@keyframes float-glow {
    0% {
        transform: translate(0, 0) scale(1);
    }
    100% {
        transform: translate(10%, 10%) scale(1.2);
    }
}

/* --- Utilities --- */
.section-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 100px 24px;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 30%, hsl(var(--text-secondary)));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-description {
    color: hsl(var(--text-secondary));
    font-size: 1.125rem;
}

.gradient-text {
    background: linear-gradient(135deg, hsl(var(--color-primary)) 0%, hsl(var(--color-magenta)) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-alt {
    background: linear-gradient(135deg, hsl(var(--color-accent)) 0%, #a855f7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Glassmorphism utility */
.glass-panel {
    background: rgba(20, 20, 25, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid hsl(var(--border-color));
    border-radius: var(--radius-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.primary-btn {
    background: linear-gradient(135deg, hsl(var(--color-primary)) 0%, hsl(var(--color-primary) / 0.8) 100%);
    color: #fff;
    box-shadow: 0 4px 20px hsl(var(--color-primary) / 0.3);
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px hsl(var(--color-primary) / 0.5);
}

.secondary-btn {
    background: rgba(255, 255, 255, 0.03);
    color: #fff;
    border: 1px solid hsl(var(--border-color));
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: hsl(var(--text-muted));
    transform: translateY(-2px);
}

/* --- Header / Navigation --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(5, 5, 8, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 100;
    transition: var(--transition-fast);
}

.header.scrolled {
    height: 70px;
    background: rgba(5, 5, 8, 0.9);
}

.header-container {
    max-width: var(--max-width);
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 4px;
}

.logo-img {
    height: 90px;
    width: auto;
    object-fit: contain;
}

.nav-list {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 0.95rem;
    color: hsl(var(--text-secondary));
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: hsl(var(--text-primary));
    text-shadow: 0 0 10px hsl(var(--color-accent) / 0.5);
}

.header-cta {
    background: linear-gradient(135deg, hsl(var(--color-accent)) 0%, #06b6d4 100%);
    color: #000;
    padding: 10px 20px;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    box-shadow: 0 4px 15px hsl(var(--color-accent) / 0.2);
    transition: var(--transition-fast);
}

.header-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px hsl(var(--color-accent) / 0.4);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
}

.menu-toggle .bar {
    width: 25px;
    height: 2px;
    background-color: #fff;
    transition: var(--transition-fast);
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    padding-top: calc(var(--header-height) + 40px);
    padding-bottom: 80px;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: hsl(var(--text-secondary));
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background-color: hsl(var(--color-accent));
    border-radius: 50%;
    box-shadow: 0 0 8px hsl(var(--color-accent));
    animation: pulse 1.5s infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.4; }
    100% { opacity: 1; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: hsl(var(--text-secondary));
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

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

.visual-wrapper {
    position: relative;
    width: 100%;
    max-width: 420px;
    aspect-ratio: 1;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 50px hsl(var(--color-primary) / 0.2);
    animation: slow-spin 30s linear infinite;
}

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

.floating-card {
    position: absolute;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    animation: float 4s ease-in-out infinite alternate;
}

.floating-card h4 {
    font-size: 0.9rem;
    font-weight: 700;
}

.floating-card p {
    font-size: 0.75rem;
    color: hsl(var(--text-muted));
}

.floating-card.card-1 {
    top: 15%;
    left: -10%;
}

.floating-card.card-2 {
    bottom: 15%;
    right: -5%;
    animation-delay: -2s;
}

@keyframes float {
    from { transform: translateY(0); }
    to { transform: translateY(-12px); }
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
}

.hero-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 80px;
}

.hero-wave .shape-fill {
    fill: hsl(var(--bg-dark));
}

/* --- Services Section --- */
.services-section {
    background-color: hsl(var(--bg-dark));
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(800px circle at var(--x, 0px) var(--y, 0px), rgba(255, 255, 255, 0.06), transparent 40%);
    z-index: 1;
    pointer-events: none;
}

.service-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    color: #fff;
    position: relative;
}

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

.purple-glow {
    background: linear-gradient(135deg, hsl(var(--color-primary)) 0%, #8b5cf6 100%);
    box-shadow: 0 0 20px hsl(var(--color-primary) / 0.3);
}

.cyan-glow {
    background: linear-gradient(135deg, hsl(var(--color-accent)) 0%, #06b6d4 100%);
    box-shadow: 0 0 20px hsl(var(--color-accent) / 0.3);
}

.magenta-glow {
    background: linear-gradient(135deg, hsl(var(--color-magenta)) 0%, #ec4899 100%);
    box-shadow: 0 0 20px hsl(var(--color-magenta) / 0.3);
}

.green-glow {
    background: linear-gradient(135deg, hsl(var(--color-green)) 0%, #22c55e 100%);
    box-shadow: 0 0 20px hsl(var(--color-green) / 0.3);
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 16px;
}

.service-card p {
    color: hsl(var(--text-secondary));
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
}

.service-features li {
    font-size: 0.85rem;
    color: hsl(var(--text-muted));
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-features li::before {
    content: '✓';
    color: hsl(var(--color-accent));
    font-weight: 700;
}

/* --- Automation Simulator Section --- */
.simulator-section {
    background: radial-gradient(60% 60% at 50% 50%, rgba(139, 92, 246, 0.03) 0%, transparent 100%);
}

.simulator-wrapper {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 50px;
    align-items: stretch;
}

.simulator-controls {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 40px;
}

.simulator-controls h3 {
    font-size: 1.25rem;
    margin-bottom: 24px;
    color: #fff;
}

.sim-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.sim-selector {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    padding: 18px 24px;
    text-align: left;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 16px;
    font-weight: 600;
    color: hsl(var(--text-secondary));
}

.sim-selector .flow-num {
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    color: hsl(var(--text-muted));
    transition: var(--transition-fast);
}

.sim-selector:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
}

.sim-selector.active {
    background: rgba(99, 102, 241, 0.08);
    border-color: hsl(var(--color-primary) / 0.5);
    color: #fff;
    box-shadow: 0 0 15px hsl(var(--color-primary) / 0.1);
}

.sim-selector.active .flow-num {
    color: hsl(var(--color-accent));
}

.play-btn {
    align-self: flex-start;
    padding: 16px 32px;
    background: linear-gradient(135deg, hsl(var(--color-accent)) 0%, hsl(var(--color-green)) 100%);
    color: #000;
    box-shadow: 0 4px 20px hsl(var(--color-accent) / 0.3);
}

.play-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px hsl(var(--color-accent) / 0.5);
}

.play-btn svg {
    margin-right: 4px;
}

/* Simulator Canvas */
.simulator-canvas-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.simulator-canvas {
    flex-grow: 1;
    min-height: 320px;
    background: rgba(5, 5, 8, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: 30px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}

.canvas-node {
    background: rgba(20, 20, 30, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    padding: 14px 20px;
    width: 280px;
    display: flex;
    align-items: center;
    gap: 14px;
    z-index: 2;
    transition: var(--transition-normal);
}

.canvas-node.active-node {
    border-color: hsl(var(--color-primary));
    box-shadow: 0 0 20px hsl(var(--color-primary) / 0.4);
    transform: scale(1.03);
}

.canvas-node.success-node {
    border-color: hsl(var(--color-green));
    box-shadow: 0 0 20px hsl(var(--color-green) / 0.3);
}

.node-status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: hsl(var(--text-muted));
    transition: var(--transition-fast);
}

.active-node .node-status-dot {
    background-color: hsl(var(--color-accent));
    box-shadow: 0 0 8px hsl(var(--color-accent));
}

.success-node .node-status-dot {
    background-color: hsl(var(--color-green));
    box-shadow: 0 0 8px hsl(var(--color-green));
}

.node-info h4 {
    font-size: 0.95rem;
    font-weight: 600;
}

.node-info p {
    font-size: 0.8rem;
    color: hsl(var(--text-secondary));
}

/* Connecting line */
.canvas-connector {
    width: 2px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 1;
}

.connector-pulse {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent, hsl(var(--color-accent)), transparent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.6s ease-in-out;
}

.connector-pulse.active-pulse {
    transform: scaleY(1);
}

.connector-pulse.success-pulse {
    background: linear-gradient(to bottom, transparent, hsl(var(--color-green)), transparent);
    transform: scaleY(1);
}

/* Simulator Console */
.simulator-console {
    background: #09090e;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    padding: 16px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
}

.console-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 8px;
}

.console-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.console-dot.red { background-color: #ef4444; }
.console-dot.yellow { background-color: #f59e0b; }
.console-dot.green { background-color: #10b981; }

.console-title {
    color: hsl(var(--text-muted));
    font-size: 0.75rem;
    margin-left: 4px;
}

.console-body {
    max-height: 100px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.log-line {
    color: #38bdf8; /* light blue console text */
}

.log-line.text-muted {
    color: hsl(var(--text-muted));
}

.log-line.success {
    color: #4ade80; /* light green */
}

/* --- AI Chatbot Section --- */
.chatbot-section {
    background-color: hsl(var(--bg-dark));
}

.chatbot-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: center;
}

.chatbot-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.chatbot-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin: 20px 0;
}

.chatbot-description, .chatbot-instruction {
    font-size: 1.05rem;
    color: hsl(var(--text-secondary));
    margin-bottom: 20px;
}

.chatbot-quick-tags {
    margin-top: 30px;
}

.chatbot-quick-tags p {
    font-size: 0.9rem;
    color: hsl(var(--text-muted));
    margin-bottom: 12px;
}

.quick-tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.quick-tag {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50px;
    padding: 8px 16px;
    font-size: 0.85rem;
    color: hsl(var(--text-secondary));
    transition: var(--transition-fast);
}

.quick-tag:hover {
    background: rgba(139, 92, 246, 0.08);
    border-color: hsl(var(--color-primary) / 0.5);
    color: #fff;
}

/* Chatbot Window */
.chatbot-window {
    background: rgba(15, 15, 22, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 500px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.chat-header {
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 14px;
}

.agent-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, hsl(var(--color-primary)) 0%, hsl(var(--color-accent)) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    position: relative;
}

.avatar-pulse {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid hsl(var(--color-accent));
    opacity: 0.8;
    animation: ping 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes ping {
    75%, 100% {
        transform: scale(1.4);
        opacity: 0;
    }
}

.avatar-svg {
    width: 20px;
    height: 20px;
}

.agent-meta h3 {
    font-size: 1rem;
    font-weight: 600;
}

.agent-meta p {
    font-size: 0.75rem;
    color: hsl(var(--text-muted));
    display: flex;
    align-items: center;
    gap: 6px;
}

.online-indicator {
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: hsl(var(--color-green));
    border-radius: 50%;
    box-shadow: 0 0 6px hsl(var(--color-green));
}

.chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    max-width: 80%;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    line-height: 1.5;
    animation: fade-in 0.3s ease;
}

@keyframes fade-in {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.system-message {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-top-left-radius: 2px;
    color: hsl(var(--text-primary));
}

.user-message {
    align-self: flex-end;
    background: linear-gradient(135deg, hsl(var(--color-primary)) 0%, hsl(var(--color-primary) / 0.8) 100%);
    color: #fff;
    border-top-right-radius: 2px;
}

.typing-indicator {
    align-self: flex-start;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    border-top-left-radius: 2px;
    display: flex;
    gap: 6px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    background-color: hsl(var(--text-muted));
    border-radius: 50%;
    animation: typing-bounce 1s infinite alternate;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
    from { transform: translateY(0); }
    to { transform: translateY(-6px); }
}

.chat-input-area {
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.01);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    gap: 12px;
}

.chat-input-area input {
    flex-grow: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    padding: 12px 18px;
    color: #fff;
    outline: none;
    transition: var(--transition-fast);
}

.chat-input-area input:focus {
    border-color: hsl(var(--color-primary) / 0.6);
    background: rgba(255, 255, 255, 0.05);
}

.chat-send-btn {
    width: 46px;
    height: 46px;
    background: hsl(var(--color-primary));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: var(--transition-fast);
}

.chat-send-btn:hover {
    transform: scale(1.05);
    background: hsl(var(--color-primary) / 0.9);
}

.chat-send-btn svg {
    width: 20px;
    height: 20px;
    margin-right: -2px;
}

/* --- Portfolio Cases Section --- */
.portfolio-section {
    background-color: hsl(var(--bg-dark));
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.portfolio-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-normal);
}

.portfolio-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 255, 255, 0.12);
}

.portfolio-img-container {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.portfolio-img-placeholder {
    width: 100%;
    height: 100%;
    transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-img-placeholder {
    transform: scale(1.05);
}

.design-1 {
    background: linear-gradient(135deg, #1e1b4b 0%, #311042 100%);
}

.design-2 {
    background: linear-gradient(135deg, #0f172a 0%, #032b30 100%);
}

.design-3 {
    background: linear-gradient(135deg, #022c22 0%, #1e1b4b 100%);
}

.portfolio-tag {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.portfolio-content {
    padding: 30px;
}

.portfolio-content h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.portfolio-content p {
    color: hsl(var(--text-secondary));
    font-size: 0.9rem;
    margin-bottom: 24px;
    height: 60px; /* limit lines */
    overflow: hidden;
}

.portfolio-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: hsl(var(--color-accent));
    transition: var(--transition-fast);
}

.portfolio-card:hover .portfolio-link {
    text-shadow: 0 0 8px hsl(var(--color-accent) / 0.5);
}

/* --- Diferenciais Section --- */
.diferenciais-section {
    background: linear-gradient(180deg, hsl(var(--bg-dark)) 0%, rgba(20, 20, 30, 0.5) 100%);
}

.diferenciais-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 20px;
}

.diferencial-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.diff-number {
    font-family: 'Outfit', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 16px;
    background: linear-gradient(135deg, hsl(var(--color-accent)) 0%, hsl(var(--color-primary)) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.diferencial-item h4 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: #fff;
}

.diferencial-item p {
    color: hsl(var(--text-secondary));
    font-size: 0.95rem;
}

/* --- Contact Section --- */
.contact-section {
    background-color: hsl(var(--bg-dark));
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    margin-bottom: 24px;
}

.contact-description {
    font-size: 1.1rem;
    color: hsl(var(--text-secondary));
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.detail-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-detail-item h5 {
    font-size: 0.85rem;
    color: hsl(var(--text-muted));
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-detail-item p {
    font-size: 1.05rem;
    font-weight: 500;
}

/* Form Container */
.contact-form-container {
    background: rgba(15, 15, 22, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 40px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
    min-height: 420px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: var(--transition-normal);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.85rem;
    color: hsl(var(--text-secondary));
    font-weight: 500;
}

.form-group input, .form-group textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    color: #fff;
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-fast);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: hsl(var(--color-accent) / 0.6);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 10px hsl(var(--color-accent) / 0.15);
}

.submit-btn {
    border-radius: var(--radius-sm);
    margin-top: 10px;
    background: linear-gradient(135deg, hsl(var(--color-accent)) 0%, #06b6d4 100%);
    color: #000;
    box-shadow: 0 4px 15px hsl(var(--color-accent) / 0.25);
}

.submit-btn:hover {
    box-shadow: 0 6px 20px hsl(var(--color-accent) / 0.4);
}

/* Success panel */
.form-success-message {
    display: none;
    flex-direction: column;
    align-items: center;
    text-align: center;
    animation: fade-in 0.4s ease;
}

.success-icon {
    width: 60px;
    height: 60px;
    background: hsl(var(--color-green) / 0.15);
    border: 2px solid hsl(var(--color-green));
    border-radius: 50%;
    color: hsl(var(--color-green));
    font-size: 2rem;
    line-height: 56px;
    margin-bottom: 24px;
    text-align: center;
}

.form-success-message h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.form-success-message p {
    color: hsl(var(--text-secondary));
    margin-bottom: 30px;
}

/* --- Footer --- */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background-color: #050508;
}

.footer-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    padding: 80px 24px 60px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-brand p {
    color: hsl(var(--text-secondary));
    font-size: 0.95rem;
    max-width: 320px;
}

.footer-links h4, .footer-solutions h4 {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #fff;
    margin-bottom: 20px;
}

.footer-links ul, .footer-solutions ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a, .footer-solutions a {
    font-size: 0.9rem;
    color: hsl(var(--text-muted));
    transition: var(--transition-fast);
}

.footer-links a:hover, .footer-solutions a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px 0;
}

.footer-bottom-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: hsl(var(--text-muted));
    font-size: 0.85rem;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a:hover {
    color: #fff;
}

/* --- Responsive Breakpoints --- */
@media (max-width: 1024px) {
    .simulator-wrapper {
        grid-template-columns: 1fr;
    }
    
    .chatbot-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 50px;
    }
}

@media (max-width: 768px) {
    .section-container {
        padding: 60px 24px;
    }

    .header-cta {
        display: none; /* Hide header button on mobile */
    }

    .menu-toggle {
        display: flex;
        z-index: 101;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-left: 1px solid rgba(255, 255, 255, 0.05);
        padding: 100px 40px;
        transition: right var(--transition-normal);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 30px;
    }

    .nav-link {
        font-size: 1.15rem;
    }

    .menu-toggle.open .bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }

    .menu-toggle.open .bar:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.open .bar:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -8px);
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-content {
        align-items: center;
    }

    .hero-buttons {
        align-self: center;
        width: 100%;
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .floating-card.card-1 {
        left: 0;
    }

    .floating-card.card-2 {
        right: 0;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom-container {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}