/* ==========================================================================
   CSS Variables - "Quantum Grid & Cyber Analytics" Theme
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800;900&family=Space+Mono:wght@400;700&display=swap');

:root {
    /* Core Colors */
    --bg-deep: #060B19;
    /* Deep Indigo Space */
    --bg-panel: #0D1528;
    /* Panel Background */
    --bg-glass: rgba(13, 21, 40, 0.6);

    /* Accents */
    --neon-violet: #7C3AED;
    --neon-pink: #DB2777;
    --neon-cyan: #06B6D4;

    --grad-cyber: linear-gradient(135deg, var(--neon-violet) 0%, var(--neon-pink) 100%);
    --grad-cyan: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-violet) 100%);

    /* Text */
    --text-main: #F3F4F6;
    --text-muted: #9CA3AF;

    /* Borders & Shadows */
    --border-dim: 1px solid rgba(255, 255, 255, 0.05);
    --border-neon: 1px solid rgba(124, 58, 237, 0.4);

    --shadow-glow: 0 0 25px rgba(124, 58, 237, 0.3);
    --shadow-pink: 0 0 25px rgba(219, 39, 119, 0.3);

    /* Typography */
    --font-main: 'Outfit', sans-serif;
    --font-data: 'Space Mono', monospace;

    /* Transitions */
    --trans-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --trans-spring: 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ==========================================================================
   Reset & Base Settings
   ========================================================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

::selection {
    background: var(--neon-pink);
    color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--trans-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

/* ==========================================================================
   Typography & UI Components
   ========================================================================== */
h1,
h2,
h3,
h4 {
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.title-xl {
    font-size: clamp(3rem, 6vw, 5rem);
}

.title-lg {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
}

.title-md {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.cyber-text {
    background: var(--grad-cyber);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.section-head {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.data-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(124, 58, 237, 0.1);
    border: var(--border-neon);
    color: var(--neon-cyan);
    padding: 0.4rem 1.2rem;
    border-radius: 4px;
    font-family: var(--font-data);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.data-tag::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--neon-cyan);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--neon-cyan);
    animation: pulse 2s infinite;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.1rem 2.5rem;
    border-radius: 4px;
    font-weight: 800;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    transition: all var(--trans-fast);
    position: relative;
    overflow: hidden;
    border: none;
}

.btn-cyber {
    background: var(--grad-cyber);
    color: #fff;
    box-shadow: var(--shadow-pink);
}

.btn-cyber:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(219, 39, 119, 0.5);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-outline:hover {
    background: rgba(124, 58, 237, 0.1);
    border-color: var(--neon-violet);
    color: #fff;
    box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   Header (Strict Consistency - Deep Indigo)
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    background: var(--bg-deep);
    border-bottom: 1px solid rgba(255, 255, 255, 0.02);
    transition: all var(--trans-fast);
}

.site-header.scrolled {
    padding: 1rem 0;
    background: rgba(6, 11, 25, 0.9);
    backdrop-filter: blur(15px);
    border-bottom: var(--border-neon);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

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

.logo img {
    height: 50px;
    filter: invert(1);
}

.nav-list {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-family: var(--font-data);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color var(--trans-fast);
    position: relative;
}

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

.btn-nav {
    background: transparent;
    color: var(--neon-cyan) !important;
    border: 1px solid var(--neon-cyan);
    padding: 0.6rem 1.5rem;
}

.btn-nav:hover {
    background: var(--neon-cyan);
    color: var(--bg-deep) !important;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-main);
    transition: var(--trans-fast);
}

/* ==========================================================================
   Hero Section (Quantum Grid & 3D Elements)
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 160px 0 80px;
    overflow: hidden;
}

/* Quantum Grid Background */
.hero-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image:
        linear-gradient(rgba(124, 58, 237, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124, 58, 237, 0.1) 1px, transparent 1px);
    background-size: 40px 40px;
    transform: perspective(1000px) rotateX(60deg) translateY(-100px) translateZ(-200px);
    animation: gridMove 20s linear infinite;
    z-index: 0;
    opacity: 0.5;
}

.hero-glow {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 60%);
    z-index: 1;
}

.hero-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    animation: slideUp 1s var(--trans-spring) forwards;
}

.hero-content h1 {
    margin-bottom: 1.5rem;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.hero-content p {
    color: var(--text-muted);
    font-size: 1.2rem;
    margin-bottom: 3rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
}

/* 3D Floating Tech Nodes */
.hero-visual {
    position: relative;
    height: 500px;
    perspective: 1200px;
}

.node-container {
    position: absolute;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.1s ease-out;
}

.tech-node {
    position: absolute;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: var(--border-neon);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: var(--shadow-glow);
}

.node-1 {
    top: 10%;
    right: 10%;
    width: 280px;
    transform: translateZ(50px);
    animation: floatNode 6s ease-in-out infinite;
}

.node-2 {
    bottom: 15%;
    left: 0;
    width: 300px;
    border-color: rgba(219, 39, 119, 0.4);
    box-shadow: var(--shadow-pink);
    transform: translateZ(80px);
    animation: floatNode 8s ease-in-out infinite reverse;
}

.node-lbl {
    font-family: var(--font-data);
    font-size: 0.8rem;
    color: var(--neon-cyan);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.node-val {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.node-sub {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Data Marquee
   ========================================================================== */
.data-marquee {
    padding: 2rem 0;
    background: var(--bg-panel);
    border-top: var(--border-dim);
    border-bottom: var(--border-dim);
    overflow: hidden;
}

.marquee-track {
    display: flex;
    white-space: nowrap;
    animation: scrollLeft 25s linear infinite;
}

.marquee-item {
    font-family: var(--font-data);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-muted);
    margin: 0 3rem;
    text-transform: uppercase;
}

.marquee-item span {
    color: var(--neon-violet);
}

/* ==========================================================================
   Performance Metrics (Monospace Stats)
   ========================================================================== */
.metrics {
    padding: 6rem 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.metric-box {
    background: var(--bg-panel);
    border: var(--border-dim);
    padding: 3rem 2rem;
    border-radius: 8px;
    text-align: center;
    transition: all var(--trans-fast);
    position: relative;
    overflow: hidden;
}

.metric-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--grad-cyber);
    transform: scaleX(0);
    transition: transform var(--trans-fast);
    transform-origin: left;
}

.metric-box:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.02);
}

.metric-box:hover::before {
    transform: scaleX(1);
}

.m-val {
    font-family: var(--font-data);
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.m-val span {
    color: var(--neon-pink);
}

.m-lbl {
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}

/* ==========================================================================
   Services (Tech Panels)
   ========================================================================== */
.services {
    padding: 8rem 0;
    background: var(--bg-panel);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(219, 39, 119, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.srv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 2;
}

.srv-panel {
    background: var(--bg-deep);
    border: var(--border-dim);
    border-radius: 8px;
    padding: 3rem;
    transition: all var(--trans-fast);
}

.srv-panel:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.15);
    transform: translateY(-5px);
}

.srv-icon {
    font-size: 2.5rem;
    color: var(--neon-cyan);
    margin-bottom: 1.5rem;
}

.srv-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.srv-text {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.srv-link {
    font-family: var(--font-data);
    font-size: 0.85rem;
    color: var(--neon-violet);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.srv-link::after {
    content: '→';
    transition: transform var(--trans-fast);
}

.srv-panel:hover .srv-link::after {
    transform: translateX(5px);
    color: var(--neon-cyan);
}

/* ==========================================================================
   Execution Process (Connecting Nodes)
   ========================================================================== */
.process {
    padding: 8rem 0;
}

.proc-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    position: relative;
}

/* Connecting line */
.proc-grid::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 50px;
    width: calc(100% - 100px);
    height: 1px;
    background: dashed 1px rgba(255, 255, 255, 0.2);
    z-index: 0;
}

.proc-node {
    position: relative;
    z-index: 1;
}

.proc-num {
    width: 60px;
    height: 60px;
    background: var(--bg-deep);
    border: 2px solid var(--neon-violet);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-data);
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 2rem;
    box-shadow: 0 0 15px rgba(124, 58, 237, 0.5);
}

.proc-node h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.proc-node p {
    color: var(--text-muted);
}

/* ==========================================================================
   ROI Calculator (Cyber Interface)
   ========================================================================== */
.calc-section {
    padding: 8rem 0;
    background: var(--bg-panel);
}

.calc-interface {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border: var(--border-dim);
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-deep);
}

.calc-params {
    padding: 4rem;
    border-right: var(--border-dim);
}

.calc-output {
    padding: 4rem;
    background: rgba(124, 58, 237, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.range-wrap {
    margin-bottom: 3rem;
}

.range-head {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-family: var(--font-data);
    text-transform: uppercase;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.range-val {
    color: var(--neon-cyan);
    font-weight: 700;
    font-size: 1.1rem;
}

input[type=range] {
    -webkit-appearance: none;
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.2);
    outline: none;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--neon-cyan);
    border-radius: 0;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.8);
    transform: rotate(45deg);
    transition: transform 0.2s;
}

input[type=range]::-webkit-slider-thumb:hover {
    transform: rotate(45deg) scale(1.3);
}

.out-row {
    margin-bottom: 2.5rem;
}

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

.out-lbl {
    font-family: var(--font-data);
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.out-val {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
}

.out-val.pink {
    color: var(--neon-pink);
    text-shadow: 0 0 15px rgba(219, 39, 119, 0.4);
}

/* ==========================================================================
   Interactive Case Studies (Glowing CSS Chart)
   ========================================================================== */
.reports {
    padding: 8rem 0;
}

.chart-panel {
    background: var(--bg-panel);
    border: var(--border-neon);
    border-radius: 8px;
    padding: 4rem;
    box-shadow: var(--shadow-glow);
}

.chart-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 4rem;
    border-bottom: var(--border-dim);
    padding-bottom: 2rem;
}

.chart-grid {
    height: 350px;
    display: flex;
    align-items: flex-end;
    gap: 2%;
    position: relative;
}

.bar {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: none;
    position: relative;
    transition: height 1s cubic-bezier(0.4, 0, 0.2, 1);
    height: 0;
    border-radius: 4px 4px 0 0;
}

.bar-fill {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--grad-cyber);
    opacity: 0.8;
    transition: opacity 0.3s;
    border-radius: 4px 4px 0 0;
}

.bar:hover .bar-fill {
    opacity: 1;
    box-shadow: var(--shadow-pink);
}

.bar::after {
    content: attr(data-lbl);
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-data);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.b-val {
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-data);
    font-size: 1rem;
    color: #fff;
    opacity: 0;
    transition: opacity 0.2s;
    background: var(--bg-deep);
    padding: 2px 8px;
    border: 1px solid var(--neon-pink);
    border-radius: 4px;
}

.bar:hover .b-val {
    opacity: 1;
}

/* ==========================================================================
   Industry Architecture (Tabs)
   ========================================================================== */
.industries {
    padding: 8rem 0;
    background: var(--bg-panel);
    border-top: var(--border-dim);
}

.tab-menu {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.tab-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-muted);
    padding: 0.8rem 2rem;
    border-radius: 4px;
    font-family: var(--font-data);
    font-size: 0.9rem;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--trans-fast);
}

.tab-btn.active,
.tab-btn:hover {
    background: rgba(6, 182, 212, 0.1);
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
}

.tab-pane {
    display: none;
    animation: fadeIn 0.5s ease;
}

.tab-pane.active {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tab-visual {
    height: 350px;
    background: var(--bg-deep);
    border: var(--border-dim);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tab-visual::after {
    content: 'SYSTEM DATA \A VISUALIZATION';
    font-family: var(--font-data);
    color: rgba(255, 255, 255, 0.2);
    white-space: pre-wrap;
    text-align: center;
    font-size: 1.2rem;
}

.tab-content h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.tab-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.tab-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 1rem;
    font-family: var(--font-data);
    font-size: 0.9rem;
    color: #fff;
}

.tab-list li::before {
    content: '>';
    color: var(--neon-pink);
    font-weight: bold;
}

/* ==========================================================================
   Testimonials (Data Logs)
   ========================================================================== */
.testimonials {
    padding: 8rem 0;
}

.test-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.test-log {
    background: var(--bg-panel);
    padding: 3rem;
    border-radius: 8px;
    border: var(--border-dim);
    position: relative;
}

.test-log::before {
    content: 'LOG ENTRY //';
    position: absolute;
    top: 1rem;
    left: 1rem;
    font-family: var(--font-data);
    font-size: 0.7rem;
    color: var(--neon-violet);
}

.t-quote {
    font-size: 1.1rem;
    color: var(--text-main);
    margin: 1.5rem 0 2rem;
    line-height: 1.7;
}

.t-client {
    display: flex;
    align-items: center;
    gap: 1rem;
    border-top: var(--border-dim);
    padding-top: 1.5rem;
}

.t-av {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--neon-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-data);
    color: var(--neon-cyan);
    border-radius: 4px;
}

.t-info h4 {
    margin: 0;
    font-size: 1rem;
}

.t-info p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-family: var(--font-data);
    text-transform: uppercase;
}

/* ==========================================================================
   Final CTA
   ========================================================================== */
.cta-sec {
    padding: 8rem 0;
    text-align: center;
    border-top: var(--border-dim);
    background: var(--bg-panel);
    position: relative;
    overflow: hidden;
}

.cta-sec::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 1px;
    background: var(--grad-cyber);
}

.cta-sec h2 {
    margin-bottom: 1.5rem;
}

.cta-sec p {
    color: var(--text-muted);
    font-size: 1.2rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   Cyber Chat Widget
   ========================================================================== */
.chat-wrap {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
}

.chat-btn {
    width: 60px;
    height: 60px;
    background: var(--bg-panel);
    border: var(--border-neon);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--neon-cyan);
    cursor: pointer;
    box-shadow: var(--shadow-glow);
    transition: all var(--trans-fast);
}

.chat-btn:hover {
    background: var(--neon-violet);
    color: #fff;
    transform: scale(1.1);
}

.chat-panel {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 340px;
    height: 450px;
    background: var(--bg-panel);
    border: var(--border-neon);
    border-radius: 8px;
    box-shadow: var(--shadow-glow);
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--trans-fast);
    overflow: hidden;
}

.chat-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.chat-head {
    background: rgba(124, 58, 237, 0.1);
    padding: 1.2rem;
    border-bottom: var(--border-neon);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-data);
    font-size: 0.85rem;
    color: var(--neon-cyan);
    text-transform: uppercase;
}

.chat-close {
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 1.2rem;
}

.chat-body {
    flex: 1;
    padding: 1.2rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--bg-deep);
}

.msg {
    padding: 0.8rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
    max-width: 85%;
    font-family: var(--font-data);
}

.msg-bot {
    background: var(--bg-panel);
    border: var(--border-dim);
    align-self: flex-start;
    color: var(--text-muted);
}

.msg-usr {
    background: rgba(219, 39, 119, 0.2);
    border: 1px solid var(--neon-pink);
    color: #fff;
    align-self: flex-end;
}

.chat-foot {
    padding: 1rem;
    background: var(--bg-panel);
    border-top: var(--border-dim);
    display: flex;
    gap: 10px;
}

.chat-foot input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-family: var(--font-data);
    font-size: 0.9rem;
}

.chat-foot button {
    background: none;
    border: none;
    color: var(--neon-pink);
    font-family: var(--font-data);
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
}

/* ==========================================================================
   Footer (Strict Consistency - Deep Indigo)
   ========================================================================== */
.site-footer {
    background: var(--bg-deep);
    padding: 6rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.02);
}

.ft-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.ft-logo {
    height: 50px;
    filter: invert(1);
}

.ft-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 320px;
}

.socials {
    display: flex;
    gap: 1rem;
}

.soc-icon {
    width: 40px;
    height: 40px;
    border: var(--border-dim);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--trans-fast);
}

.soc-icon:hover {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.3);
    transform: translateY(-3px);
}

.ft-title {
    font-family: var(--font-data);
    color: var(--neon-violet);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

.ft-links li {
    margin-bottom: 0.8rem;
}

.ft-links a {
    color: var(--text-muted);
    transition: color var(--trans-fast);
    font-size: 0.95rem;
}

.ft-links a:hover {
    color: var(--neon-pink);
}

.ft-contact li {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.ft-contact span {
    color: var(--neon-cyan);
    font-family: var(--font-data);
    font-size: 1.2rem;
}

.ft-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: var(--border-dim);
    color: var(--text-muted);
    font-family: var(--font-data);
    font-size: 0.85rem;
    text-transform: uppercase;
}

/* ==========================================================================
   Legal Pages
   ========================================================================== */
.page-hero {
    padding: 180px 0 80px;
    text-align: center;
    border-bottom: var(--border-dim);
    background: var(--bg-panel);
}

.page-content {
    padding: 6rem 0;
}

.doc-box {
    max-width: 900px;
    margin: 0 auto;
    background: var(--bg-panel);
    padding: 4rem;
    border: var(--border-dim);
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.doc-box h2 {
    color: var(--neon-cyan);
    margin: 3rem 0 1.5rem;
    font-size: 1.5rem;
}

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

.doc-box ul {
    list-style: square;
    margin-left: 2rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* ==========================================================================
   Animations & Responsive
   ========================================================================== */
@keyframes gridMove {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 40px 40px;
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.4);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(6, 182, 212, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(6, 182, 212, 0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes floatNode {

    0%,
    100% {
        transform: translateZ(50px) translateY(0);
    }

    50% {
        transform: translateZ(50px) translateY(-15px);
    }
}

@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1024px) {

    .hero-wrap,
    .calc-interface,
    .tab-pane.active {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        display: none;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .proc-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .proc-grid::before {
        display: none;
    }

    .calc-params {
        border-right: none;
        border-bottom: var(--border-dim);
    }

    .ft-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-list {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-panel);
        flex-direction: column;
        padding: 2rem 0;
        border-bottom: var(--border-neon);
        display: none;
    }

    .nav-list.open {
        display: flex;
    }

    .ft-grid {
        grid-template-columns: 1fr;
    }

    .doc-box {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .title-xl {
        font-size: 2.8rem;
    }

    .chat-panel {
        width: calc(100vw - 40px);
        right: -10px;
    }

    .calc-params,
    .calc-output {
        padding: 2rem;
    }
}