:root {
    --color-bg: #0a0a0f;
    --color-surface: #14141f;
    --color-primary: #00ff88;
    --color-secondary: #00d4ff;
    --color-accent: #ff3366;
    --color-text: #e8e8f0;
    --color-text-dim: #9090a8;
    --color-border: #2a2a3f;

    --font-display: 'Playfair Display', serif;
    --font-mono: 'IBM Plex Mono', monospace;

    --spacing-unit: 1rem;
    --max-width: 1400px;
}

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

body {
    font-family: var(--font-mono);
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
}

/* Animated background grid */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(var(--color-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
    z-index: -1;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: var(--color-primary);
    white-space: nowrap;
}

nav ul {
    display: flex;
    gap: 3rem;
    list-style: none;
}

nav a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color 0.3s;
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: width 0.3s;
}

nav a:hover {
    color: var(--color-primary);
}

nav a:hover::after {
    width: 100%;
}

nav a.nav-cta {
    background: var(--color-primary);
    color: var(--color-bg);
    padding: 0.5rem 1.25rem;
    border-radius: 4px;
    font-weight: 600;
}

nav a.nav-cta:hover {
    background: #00cc6a;
    color: var(--color-bg);
}

nav a.nav-cta::after {
    display: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-primary);
    transition: all 0.3s;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    min-height: 100dvh; /* Use dynamic viewport height for mobile */
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 5.5rem 4rem 0 4rem;
    overflow: hidden;
}

.hero-content {
    max-width: var(--max-width);
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 0.8s forwards 0.2s;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 7rem);
    line-height: 1.05;
    font-weight: 900;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    animation: fadeInUp 0.8s forwards 0.4s;
}

.hero-subtitle {
    font-size: clamp(1.4rem, 2.5vw, 2.2rem);
    color: var(--color-text);
    max-width: 800px;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeInUp 0.8s forwards 0.6s;
    font-weight: 600;
}

.hero-subtitle2 {
    font-size: clamp(1rem, 1.5vw, 1.3rem);
    color: var(--color-text-dim);
    max-width: 800px;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeInUp 0.8s forwards 0.7s;
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: var(--color-primary);
    color: var(--color-bg);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    opacity: 0;
    animation: fadeInUp 0.8s forwards 0.8s;
    transition: transform 0.3s;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-2px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Floating particles */
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 15s infinite;
}

.particle:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { top: 40%; left: 30%; animation-delay: 2s; }
.particle:nth-child(3) { top: 60%; left: 70%; animation-delay: 4s; }
.particle:nth-child(4) { top: 80%; left: 50%; animation-delay: 6s; }
.particle:nth-child(5) { top: 30%; left: 90%; animation-delay: 8s; }

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(30px, -30px); }
    50% { transform: translate(-20px, 20px); }
    75% { transform: translate(20px, 30px); }
}

/* Section Styles */
section {
    padding: 8rem 4rem;
    position: relative;
}

.section-header {
    max-width: var(--max-width);
    margin: 0 auto 4rem;
}

.section-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

h2 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    font-weight: 900;
    margin-bottom: 2rem;
}

.section-intro {
    font-size: 1.2rem;
    color: var(--color-text-dim);
    max-width: 800px;
}

/* Problem/Solution Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 3rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 3rem;
    position: relative;
    transition: transform 0.3s, border-color 0.3s;
    overflow: hidden;
}

.card-image {
    width: 100%;
    height: 300px !important;
    max-height: 300px !important;
    margin-bottom: 2rem;
    border: 1px solid var(--color-border);
    display: block;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--color-primary);
    transition: height 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
}

.card:hover::before {
    height: 100%;
}

.card h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.card p {
    color: var(--color-text-dim);
    line-height: 1.8;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.feature {
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.05), rgba(0, 212, 255, 0.05));
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.feature-image {
    width: 100%;
    height: 250px !important;
    max-height: 250px !important;
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-border);
    display: block;
}

.feature::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: opacity 0.3s;
    z-index: -1;
}

.feature:hover::after {
    opacity: 0.1;
}

.feature h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--color-primary);
    font-weight: 600;
}

.feature p {
    color: var(--color-text-dim);
    font-size: 0.9rem;
}

/* Testimonials */
.testimonials {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.testimonial {
    padding: 3rem;
    border-left: 3px solid var(--color-primary);
    background: linear-gradient(90deg, rgba(0, 255, 136, 0.05), transparent);
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 2rem;
    color: var(--color-text);
    line-height: 1.8;
}

.testimonial-author {
    font-size: 0.85rem;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.team-member {
    text-align: center;
}

.team-photo {
    width: 200px;
    height: 200px;
    margin: 0 auto 2rem;
    border: 3px solid var(--color-primary);
    position: relative;
    overflow: hidden;
    border-radius: 50%;
}

.team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-photo::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    mix-blend-mode: multiply;
    opacity: 0.05;
}

.team-member h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.team-member .role {
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.8rem;
}

/* Contact Section */
.contact-container {
    max-width: 800px;
    margin: 0 auto;
}

form {
    display: grid;
    gap: 2rem;
}

.form-group {
    position: relative;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
}

input, textarea {
    width: 100%;
    padding: 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

textarea {
    min-height: 150px;
    resize: vertical;
}

/* Footer */
footer {
    padding: 4rem;
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.footer-brand {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.footer-tagline {
    font-size: 1.2rem;
    color: var(--color-text-dim);
    margin-bottom: 2rem;
}

.footer-email {
    color: var(--color-text);
    text-decoration: none;
    font-size: 1.1rem;
}

.footer-email:hover {
    color: var(--color-primary);
}

.social-links {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.social-links a {
    color: var(--color-text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color 0.3s;
}

.social-links a:hover {
    color: var(--color-primary);
}

.copyright {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
    color: var(--color-text-dim);
    font-size: 0.8rem;
}

/* Form Status Messages */
.form-status {
    margin-top: 1.5rem;
    padding: 1rem;
    font-size: 0.95rem;
    text-align: center;
    border-radius: 4px;
}

.form-status.success {
    color: var(--color-primary);
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--color-primary);
}

.form-status.error {
    color: var(--color-accent);
    background: rgba(255, 51, 102, 0.1);
    border: 1px solid var(--color-accent);
}

button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Results/Metrics Section */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.metric {
    text-align: center;
    padding: 3rem 2rem;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.05), rgba(0, 212, 255, 0.05));
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.metric::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.metric-label {
    display: block;
    font-size: 1rem;
    color: var(--color-text-dim);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s, transform 0.8s;
}

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

/* Problem/Solution Visual Styles */
.option-c-visual {
    width: 100%;
    height: 280px;
    margin-bottom: 2rem;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.dist-svg {
    width: 100%;
    height: 220px;
    max-width: 100%;
}

.option-c-svg {
    height: 200px;
}

.visual-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    padding: 0.5rem 1rem;
    position: absolute;
    bottom: 12px;
}

.option-c-caption {
    color: var(--color-text-dim);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
}

/* Methodology Section Styles */
.methodology-section {
    padding: 6rem 4rem 8rem;
}

.methodology-step {
    max-width: var(--max-width);
    margin: 0 auto 2rem;
}

.methodology-step-highlight {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.03), rgba(0, 212, 255, 0.03));
    border: 1px solid var(--color-border);
    padding: 2.5rem;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.methodology-step-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-primary), var(--color-secondary));
}

.step-indicator {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.step-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.step-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: var(--color-text-dim);
    border-left: 2px solid var(--color-primary);
    padding-left: 1rem;
}

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

.methodology-grid-1 {
    display: grid;
    grid-template-columns: 1fr;
    max-width: 800px;
    margin: 0 auto;
}

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

.methodology-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 2rem;
    position: relative;
    transition: transform 0.3s, border-color 0.3s;
}

.methodology-card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 255, 136, 0.4);
}

.methodology-card h4 {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
    color: var(--color-text);
    font-weight: 600;
}

.methodology-card p {
    color: var(--color-text-dim);
    font-size: 0.9rem;
    line-height: 1.7;
}

.methodology-chart {
    width: 100%;
    height: 200px !important;
    max-height: 200px !important;
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-border);
    display: block;
}

.methodology-chart-large {
    height: 280px !important;
    max-height: 280px !important;
}

.methodology-card-large {
    text-align: center;
}

.methodology-card-large h4 {
    font-size: 1.4rem;
}

.methodology-card-large p {
    max-width: 600px;
    margin: 0 auto;
}

/* Flow connectors */
.methodology-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 0;
    position: relative;
}

.flow-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-border), var(--color-primary));
}

.flow-arrow {
    width: 48px;
    height: 48px;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    color: var(--color-primary);
    transform: rotate(90deg);
}

.flow-text {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    margin-top: 0.75rem;
}

/* Risk text highlights */
.risk-stockout {
    color: var(--color-accent);
    font-weight: 600;
}

.risk-excess {
    color: #ffd042;
    font-weight: 600;
}

/* Solution badges */
.methodology-solution {
    position: relative;
    overflow: visible;
}

.solution-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.35rem 1rem;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    border-radius: 2px;
    z-index: 10;
}

.solution-service {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: var(--color-bg);
}

.solution-capital {
    background: linear-gradient(135deg, #00d4ff, #00a8cc);
    color: var(--color-bg);
}

.solution-balance {
    background: linear-gradient(135deg, #ffd042, #e6b800);
    color: var(--color-bg);
}

/* Responsive */
@media (max-width: 768px) {
    nav {
        padding: 1.5rem 2rem;
    }

    .menu-toggle {
        display: flex;
    }

    nav ul {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        max-width: 300px;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s ease;
        border-left: 1px solid var(--color-border);
    }

    nav ul.active {
        right: 0;
    }

    nav a {
        font-size: 1rem;
    }

    .hero {
        padding: 6rem 2rem 0 2rem;
    }

    section {
        padding: 4rem 2rem;
    }

    .card-grid, .features-grid, .testimonials, .team-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .logo-text {
        font-size: 1.3rem;
    }

    /* Methodology responsive */
    .methodology-section {
        padding: 4rem 2rem;
    }

    .methodology-grid-2,
    .methodology-grid-3 {
        grid-template-columns: 1fr;
    }

    .methodology-step-highlight {
        padding: 1.5rem;
    }

    .step-number {
        font-size: 2rem;
    }

    .methodology-flow {
        padding: 1.5rem 0;
    }

    .flow-line {
        height: 30px;
    }

    .methodology-card {
        padding: 1.5rem;
    }

    .solution-badge {
        position: relative;
        top: 0;
        left: 0;
        transform: none;
        display: inline-block;
        margin-bottom: 1rem;
    }
}