:root {
    /* Default Dark Theme */
    --bg-page: #170558;
    --bg-primary: #170558;
    --accent-green: #00ee8e;
    --accent-blue: #5687ff;
    --text-main: #ffffff;
    --text-muted: #a0a0b8;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-hover-shadow: rgba(0, 238, 142, 0.08);
    --glass-hover-border: rgba(0, 238, 142, 0.25);
    
    --nav-bg: rgba(23, 5, 88, 0.85);
    --nav-border: rgba(255, 255, 255, 0.08);
    --nav-shadow: rgba(0,0,0,0.2);
    
    --btn-primary-text: #080221;
    --btn-primary-bg: var(--accent-green);
    --btn-primary-shadow: rgba(0, 238, 142, 0.3);
    
    --btn-outline-bg: rgba(255, 255, 255, 0.05);
    --btn-outline-border: var(--accent-blue);
    --btn-outline-text: #ffffff;
    --btn-outline-hover-bg: var(--accent-blue);
    --btn-outline-hover-text: #ffffff;
    
    --bento-bg: rgba(255, 255, 255, 0.06);
    --bento-icon-bg: rgba(0, 238, 142, 0.1);
    --bento-icon-alt-bg: rgba(86, 135, 255, 0.15);
    --bento-title-text: #ffffff;
    --bento-backoffice-bg: linear-gradient(135deg, rgba(86, 135, 255, 0.15), rgba(23, 5, 88, 0.9));
    --bento-backoffice-icon-bg: linear-gradient(135deg, var(--accent-blue), var(--accent-green));
    --bento-backoffice-icon-color: #ffffff;
    
    --step-number-bg: var(--bg-primary);
    --step-number-border: var(--accent-green);
    --step-number-color: var(--accent-green);
    
    --footer-bg: linear-gradient(145deg, rgba(23, 5, 88, 0.7), rgba(0, 238, 142, 0.05));
    --footer-title: #ffffff;
    --logo-color-main: #ffffff;
    
    --hero-glow-color1: rgba(86, 135, 255, 0.15);
    --hero-glow-color2: rgba(23, 5, 88, 0);
    
    --bg-alt: #110344;
}

.section-alt {
    background-color: var(--bg-alt);
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

[data-theme="light"] {
    --bg-page: #f4f7fb;
    --bg-primary: #170558; /* Keeps the deep blue for important elements */
    --accent-green: #00ee8e;
    --accent-blue: #5687ff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 1);
    --glass-hover-shadow: rgba(23, 5, 88, 0.08);
    --glass-hover-border: #ffffff;
    
    --nav-bg: rgba(255, 255, 255, 0.9);
    --nav-border: rgba(23, 5, 88, 0.05);
    --nav-shadow: rgba(23, 5, 88, 0.05);
    
    --btn-primary-text: #ffffff;
    --btn-primary-bg: var(--bg-primary);
    --btn-primary-shadow: rgba(23, 5, 88, 0.2);
    
    --btn-outline-bg: var(--bg-primary);
    --btn-outline-border: var(--bg-primary);
    --btn-outline-text: #ffffff;
    --btn-outline-hover-bg: #240a80;
    --btn-outline-hover-text: #ffffff;
    
    --bento-bg: #ffffff;
    --bento-icon-bg: rgba(0, 238, 142, 0.1);
    --bento-icon-alt-bg: rgba(86, 135, 255, 0.1);
    --bento-title-text: var(--bg-primary);
    --bento-backoffice-bg: var(--bg-primary);
    --bento-backoffice-icon-bg: #ffffff;
    --bento-backoffice-icon-color: var(--bg-primary);
    
    --step-number-bg: #ffffff;
    --step-number-border: var(--accent-blue);
    --step-number-color: var(--accent-blue);
    
    --footer-bg: #ffffff;
    --footer-title: var(--bg-primary);
    --logo-color-main: var(--bg-primary);
    
    --hero-glow-color1: rgba(0, 238, 142, 0.08);
    --hero-glow-color2: rgba(244, 247, 251, 0);
    
    --bg-alt: #e9eff5;
}

[data-theme="light"] .section-alt {
    border-top: 1px solid rgba(0, 0, 0, 0.04);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

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

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

html {
    scroll-behavior: smooth;
}

/* Typography elements */
.text-accent {
    color: var(--accent-blue);
}
[data-theme="dark"] .text-accent, 
html:not([data-theme="light"]) .text-accent {
    color: var(--accent-green);
}

.text-gradient {
    background: linear-gradient(90deg, var(--bg-primary), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}
[data-theme="dark"] .text-gradient,
html:not([data-theme="light"]) .text-gradient {
    background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-align: center;
    letter-spacing: -1px;
    color: var(--bento-title-text);
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2.5rem 2rem;
}

/* Glassmorphism utility */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease, border-color 0.4s ease;
}

.glass-panel:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px var(--glass-hover-shadow);
    border-color: var(--glass-hover-border);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.9rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    box-shadow: 0 4px 15px var(--btn-primary-shadow);
}

.btn-primary:hover {
    box-shadow: 0 8px 25px var(--btn-primary-shadow);
    transform: scale(1.03);
}
[data-theme="dark"] .btn-primary:hover,
html:not([data-theme="light"]) .btn-primary:hover {
    background-color: #00ff9d;
}
[data-theme="light"] .btn-primary:hover {
    background-color: #240a80;
}

.btn-outline {
    background: var(--btn-outline-bg);
    border: 1px solid var(--btn-outline-border);
    color: var(--btn-outline-text);
    box-shadow: 0 4px 15px rgba(86, 135, 255, 0.15);
}

.btn-outline:hover {
    background: var(--btn-outline-hover-bg);
    border-color: var(--btn-outline-hover-bg);
    color: var(--btn-outline-hover-text);
    box-shadow: 0 8px 25px rgba(86, 135, 255, 0.3);
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.15rem;
}

/* Theme Toggle Button */
.btn-theme-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--nav-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.btn-theme-toggle:hover {
    transform: translateY(-5px);
    background: var(--bento-icon-bg);
    color: var(--accent-blue);
    border-color: var(--accent-blue);
}

.icon-sun {
    display: none;
}
[data-theme="light"] .icon-sun {
    display: block;
}
[data-theme="light"] .icon-moon {
    display: none;
}


/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar.scrolled {
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--nav-border);
    padding: 0.5rem 0;
    box-shadow: 0 5px 30px var(--nav-shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    gap: 1.5rem;
}

.logo img {
    height: auto;
    max-height: 50px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
}

.logo-dark { display: block; }
.logo-light { display: none; }

[data-theme="light"] .logo-dark { display: none; }
[data-theme="light"] .logo-light { display: block; }

#text-logo {
    color: var(--logo-color-main);
}
[data-theme="dark"] #text-logo,
html:not([data-theme="light"]) #text-logo {
    color: #ffffff;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--text-main);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--hero-glow-color1) 0%, var(--hero-glow-color2) 65%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    max-width: 900px;
    z-index: 2;
}

.headline {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
    color: var(--bento-title-text);
}

.sub-headline {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Horizontal Pipeline Animation */
.hero-visual.pipeline {
    margin-top: 2rem;
    width: 100%;
    max-width: 500px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.pipeline-node {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    position: relative;
    z-index: 2;
}

.pipeline-node.highlight {
    background: rgba(86, 135, 255, 0.15);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    animation: pulse-glow 2s infinite alternate;
}
.pipeline-node.highlight-green {
    background: rgba(0, 238, 142, 0.15);
    border-color: var(--accent-green);
    color: var(--accent-green);
    animation: pulse-glow-green 2s infinite alternate;
}

.pipeline-line {
    flex-grow: 1;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    margin: 0 -15px;
    z-index: 1;
}

[data-theme="light"] .pipeline-line {
    background: rgba(0, 0, 0, 0.1);
}

.pipeline-dash {
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
    animation: flowData 2s infinite linear;
}

.pipeline-line.green-line .pipeline-dash {
    background: linear-gradient(90deg, transparent, var(--accent-green), transparent);
    animation-delay: 1s;
}

@keyframes flowData {
    0% { left: -100%; }
    100% { left: 100%; }
}

@keyframes pulse-glow {
    0% { box-shadow: 0 0 10px rgba(86, 135, 255, 0.2); }
    100% { box-shadow: 0 0 25px rgba(86, 135, 255, 0.6); }
}

@keyframes pulse-glow-green {
    0% { box-shadow: 0 0 10px rgba(0, 238, 142, 0.2); }
    100% { box-shadow: 0 0 25px rgba(0, 238, 142, 0.6); }
}

/* Social Proof */
.social-proof {
    padding: 0 2rem;
    margin-top: -3rem;
    position: relative;
    z-index: 10;
    display: flex;
    justify-content: center;
}

.glass-bar {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    padding: 1rem 3rem;
    border-radius: 50px;
    color: var(--text-muted);
    font-size: 1rem;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.glass-bar strong {
    color: var(--text-main);
    font-weight: 700;
}

/* Utilities */
.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

/* Problem Section - Bento Grid */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.problem-card {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding: 2rem;
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}

.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(86, 135, 255, 0.2);
    border-color: rgba(86, 135, 255, 0.4);
}

.problem-card .problem-icon {
    width: 56px;
    height: 56px;
    background: rgba(0, 238, 142, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
    color: var(--accent-green);
    transition: transform 0.3s ease;
}

.problem-card:hover .problem-icon {
    transform: scale(1.1);
}

.problem-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--bento-title-text);
    line-height: 1.4;
}

.problem-content {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.problem-content strong {
    color: var(--text-main);
}

.solution-text {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
}

.solution-text strong {
    color: var(--accent-blue);
}

/* Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: auto;
    gap: 1.5rem;
    margin-top: 2rem;
}

.bento-grid-4 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: auto;
    gap: 1.5rem;
    margin-top: 2rem;
}

.bento-card {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    background: var(--bento-bg);
}

.bento-health {
    grid-column: span 1;
}

.bento-logistics {
    grid-column: span 2;
}
[data-theme="dark"] .bento-logistics,
html:not([data-theme="light"]) .bento-logistics {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03), rgba(0, 238, 142, 0.03));
}
[data-theme="light"] .bento-logistics {
    background-image: linear-gradient(135deg, rgba(86, 135, 255, 0.02), rgba(0, 238, 142, 0.02));
}

.bento-logistics .bento-icon {
    color: var(--accent-blue);
    background: var(--bento-icon-alt-bg);
}
[data-theme="light"] .bento-logistics .bento-icon {
    color: var(--accent-green);
}

[data-theme="light"] .bento-health .bento-icon {
    color: var(--accent-blue);
}

.bento-backoffice {
    grid-column: span 3;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 4rem;
    background: var(--bento-backoffice-bg);
}

.bento-grid-4 .bento-health,
.bento-grid-4 .bento-logistics,
.bento-grid-4 .bento-backoffice,
.bento-grid-4 .bento-industry {
    grid-column: span 1;
}

.bento-grid-4 .bento-backoffice {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
    background: var(--bento-bg);
}

.bento-backoffice .bento-icon {
    margin-bottom: 0;
    color: var(--bento-backoffice-icon-color);
    background: var(--bento-backoffice-icon-bg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    width: 80px;
    height: 80px;
}

.bento-grid-4 .bento-backoffice .bento-icon {
    margin-bottom: 2rem;
    color: var(--accent-blue);
    background: var(--bento-icon-alt-bg);
    box-shadow: none;
    width: 64px;
    height: 64px;
}

.bento-icon {
    width: 64px;
    height: 64px;
    background: var(--bento-icon-bg);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    color: var(--accent-green);
    transition: transform 0.3s ease;
}

.bento-card:hover .bento-icon {
    transform: scale(1.1) rotate(5deg);
}

.bento-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--bento-title-text);
}
.bento-backoffice h3 {
    color: #ffffff;
}

.bento-card p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.6;
}
.bento-backoffice p {
    color: rgba(255, 255, 255, 0.8);
}
.bento-grid-4 .bento-backoffice h3 {
    color: var(--bento-title-text);
}
.bento-grid-4 .bento-backoffice p {
    color: var(--text-muted);
}

/* Ecosystem Section */
.ecosystem-section {
    padding: 6rem 0;
}
.ecosystem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}
.differentiator-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}
.diff-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}
.diff-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    margin-top: 0.2rem;
}
.diff-item h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--bento-title-text);
}
.diff-item p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
}

/* Method Section */
.method-steps {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    max-width: 900px;
    position: relative;
}

.method-steps::before {
    content: '';
    position: absolute;
    top: 30px;
    bottom: 30px;
    left: 28px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-green), var(--accent-blue));
    z-index: 0;
    opacity: 0.5;
}

.step-card {
    display: flex;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 58px;
    height: 58px;
    background: var(--step-number-bg);
    border: 2px solid var(--step-number-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--step-number-color);
    flex-shrink: 0;
    font-size: 1.2rem;
    box-shadow: 0 0 20px rgba(0, 238, 142, 0.2);
}
[data-theme="light"] .step-number {
    box-shadow: 0 10px 20px rgba(86, 135, 255, 0.15);
}

.step-content {
    flex-grow: 1;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
}

.step-icon {
    width: 48px;
    height: 48px;
    background: rgba(86, 135, 255, 0.1);
    color: var(--accent-blue);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    font-weight: 700;
    color: var(--bento-title-text);
}

.step-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Footer CTA */
.footer-cta {
    max-width: 900px;
    margin: 2rem auto;
    text-align: center;
    padding: 3rem 2.5rem;
    background: var(--footer-bg);
    border-color: rgba(0, 238, 142, 0.2);
    box-shadow: 0 20px 50px var(--nav-shadow);
}

.footer-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 3rem;
    letter-spacing: -1.5px;
    line-height: 1.1;
    color: var(--footer-title);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2.5rem;
    border-top: 1px solid var(--glass-border);
    max-width: 1200px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer-logo {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--logo-color-main);
    letter-spacing: -0.5px;
}

.mobile-break {
    display: none;
}

/* Responsive constraints */
@media (max-width: 1024px) {
    .headline { font-size: 3.5rem; }
    .bento-logistics { grid-column: span 1; }
    .bento-grid { grid-template-columns: repeat(2, 1fr); }
    .bento-backoffice { grid-column: span 2; }
    .problem-grid { grid-template-columns: repeat(2, 1fr); }
    .ecosystem-grid { grid-template-columns: 1fr; gap: 5rem; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-container .btn-outline { font-size: 0.9rem; padding: 0.7rem 1.2rem; }
    .headline { font-size: 2.8rem; }
    .sub-headline { font-size: 1.05rem; }
    .bento-grid, .bento-grid-4 { grid-template-columns: 1fr; }
    .problem-grid { grid-template-columns: 1fr; }
    .bento-health, .bento-logistics, .bento-backoffice, .bento-industry { grid-column: span 1; }
    .bento-backoffice { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
    .method-steps::before { left: 24px; }
    .step-card { gap: 1.5rem; }
    .step-number { width: 50px; height: 50px; font-size: 1rem; }
    .footer-title { font-size: 2.5rem; }
    .mobile-break { display: block; }
    .problem-card { padding: 3rem 1.5rem; }
    .glass-bar { padding: 1rem 2rem; font-size: 0.9rem; text-align: center; }
}

@media (max-width: 480px) {
    .headline { font-size: 2.2rem; }
    .hero { padding: 6rem 1rem 3rem; }
    .section-container { padding: 2.5rem 1rem; }
    .btn-large { padding: 1rem 1.5rem; font-size: 1rem; width: 100%; }
    .footer-bottom { flex-direction: column; gap: 1.5rem; text-align: center; }
}