:root {
    /* Colors */
    --bg-dark: #080112;
    --bg-card: rgba(255, 255, 255, 0.03);
    --primary: #9D8FE1;
    --primary-vibrant: #7C3AED;
    --text-main: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --border: rgba(255, 255, 255, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.05);

    /* Spacing */
    --section-padding: 100px 5%;
    --container-width: 1200px;

    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1,
h2,
h3,
h4 {
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Glassmorphism utility */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 20px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.reveal {
    opacity: 0;
    transform: translateY(20px);
}

.animate-reveal {
    animation: fadeIn 0.8s ease forwards;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--primary-vibrant);
    color: white;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    color: white;
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: var(--container-width);
    z-index: 1000;
    padding: 16px 32px;
    border-radius: 12px;
    /* Squared-rounded corners */
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    background: rgba(8, 1, 18, 0.8) !important;
    /* Semi-solid background */
}

.navbar.scrolled {
    padding: 10px 32px;
    top: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    background: rgba(8, 1, 18, 0.95) !important;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo img {
    height: 28px;
    transition: var(--transition-smooth);
}

.navbar.scrolled .logo img {
    height: 24px;
}

.nav-menu {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-smooth);
}

.nav-links {
    display: flex;
    gap: 40px;
    /* Increased spacing */
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 410;
    /* Lighter typography */
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    /* Subtle underline */
    background: var(--primary);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

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

/* Dropdown Styles */
.dropdown {
    position: relative;
}

.dropdown-trigger {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
}

.dropdown-trigger::after {
    content: '▾';
    font-size: 0.7rem;
    opacity: 0.5;
    transition: var(--transition-smooth);
}

.dropdown:hover .dropdown-trigger::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    width: 180px;
    padding: 15px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 15px;
    z-index: 1002;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    background: rgba(12, 5, 20, 0.95) !important;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
    font-size: 0.85rem !important;
    font-weight: 400 !important;
    padding: 2px 0 !important;
}

.dropdown-menu a::after {
    display: none;
    /* No underline in dropdown */
}

.dropdown-menu a:hover {
    color: var(--primary);
    padding-left: 5px !important;
}

.dropdown.active-child>.dropdown-trigger {
    color: var(--text-main);
}

.dropdown.active-child>.dropdown-trigger::after {
    color: var(--primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.hamburger {
    width: 24px;
    height: 18px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-main);
    transition: var(--transition-smooth);
    border-radius: 2px;
}

.menu-open .hamburger span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-open .hamburger span:nth-child(2) {
    opacity: 0;
}

.menu-open .hamburger span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.lang-toggle {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 6px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Hero */
.hero {
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: -5%;
    right: -5%;
    width: 50%;
    max-width: 700px;
    opacity: 0.7;
    z-index: -1;
    /* Place behind content */
    pointer-events: none;
    animation: float 20s infinite alternate ease-in-out;
}

.liquid-element {
    position: absolute;
    z-index: 0;
    pointer-events: none;
    opacity: 0.45;
    transition: var(--transition-smooth);
}

.liquid-1 {
    top: 30%;
    left: -20%;
    width: 550px;
    animation: float 25s infinite alternate-reverse ease-in-out;
}

.liquid-2 {
    bottom: -15%;
    right: -10%;
    width: 500px;
    animation: float 18s infinite alternate ease-in-out;
}

@keyframes float {
    0% {
        transform: translateY(0) rotate(0deg) scale(1);
    }

    50% {
        transform: translateY(-40px) rotate(10deg) scale(1.05);
    }

    100% {
        transform: translateY(-20px) rotate(-5deg) scale(0.95);
    }
}

.hero h1 {
    font-size: 4.5rem;
    max-width: 950px;
    margin: 0 auto 1.5rem;
    letter-spacing: -2px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 750px;
    margin: 0 auto 2.5rem;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 80px;
}

.mockup-container {
    height: auto;
    min-height: 450px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 40px;
    padding: 2px;
    overflow: hidden;
}

.mockup-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

/* Section Components */
.section {
    padding: 120px 0;
}

.section-title {
    font-size: 3.2rem;
    margin-bottom: 1rem;
    text-align: center;
    letter-spacing: -1px;
    position: relative;
    z-index: 1;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 5rem;
    position: relative;
    z-index: 1;
}

.highlight {
    background: linear-gradient(90deg, var(--primary), var(--primary-vibrant));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Module Grid */
.module-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    position: relative;
    z-index: 1;
}

.module-card {
    padding: 45px;
    border: 1px solid var(--border);
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.module-card:hover {
    border-color: var(--primary);
    transform: translateY(-8px);
    background: rgba(124, 58, 237, 0.05);
}

.module-icon {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(124, 58, 237, 0.1);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-bottom: 10px;
}

.module-card h3 {
    font-size: 1.6rem;
}

.module-card p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.bullet-list {
    margin-top: auto;
    padding-top: 20px;
}

.bullet-list li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.bullet-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* Efficiency Section */
.efficiency {
    margin: 100px auto;
    padding: 80px;
    border-radius: 32px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    text-align: center;
    margin-top: 50px;
    position: relative;
    z-index: 1;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stat-value {
    font-size: 3.5rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Workflow Section */
.text-center {
    text-align: center;
}

.workflow-visual {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-top: 60px;
}

.visual-line {
    width: 300px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
}

/* Demo Section */
.demo-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    padding: 80px;
    border-radius: 32px;
}

.demo-info h2 {
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.demo-info p {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.demo-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: white;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.form-success {
    margin-top: 15px;
    color: #10B981;
    font-weight: 600;
    text-align: center;
    padding: 15px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 10px;
}

/* Footer */
.footer {
    padding: 80px 0;
    border-top: 1px solid var(--border);
    margin-top: 100px;
}

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

.footer-logo {
    height: 28px;
    opacity: 0.8;
}

.footer-right {
    display: flex;
    align-items: center;
    gap: 60px;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.footer-contact a {
    color: var(--text-main);
    font-weight: 600;
    margin-top: 4px;
}

/* Responsiveness */
@media (max-width: 992px) {
    .menu-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: calc(100% + 15px);
        left: 0;
        width: 100%;
        background: rgba(8, 1, 18, 0.98);
        flex-direction: column;
        padding: 40px;
        gap: 30px;
        border-radius: 20px;
        border: 1px solid var(--border);
        backdrop-filter: blur(20px);
        transform: translateY(-20px);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-smooth);
    }

    .navbar.menu-open .nav-menu {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }

    .nav-actions {
        flex-direction: column;
        width: 100%;
    }

    .nav-actions .btn {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 1024px) {
    .hero h1 {
        font-size: 3.5rem;
    }

    .demo-container {
        gap: 40px;
        padding: 60px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .section-title {
        font-size: 2.4rem;
    }

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

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .efficiency {
        padding: 40px 20px;
        margin: 40px auto;
    }

    .demo-container {
        grid-template-columns: 1fr;
        padding: 40px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .footer-right {
        flex-direction: column;
        gap: 30px;
    }
}