/* --- 1. GLOBAL STYLES & FONT v1.mrn--- */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&family=Orbitron:wght@500;700&display=swap');

:root {
    /* Teal/Accent from Logo */
    --color-primary: #4DB6AC;        /* Light Teal (Main Accent) */
    --color-primary-dark: #00897B;   /* Dark Teal/Green (Shadows/Hover) */
    --color-primary-mid: #26A69A;    /* Mid Teal (Secondary Accent) */

    /* Grey/Backgrounds from Logo */
    --color-neutral-light: #B0BEC5; /* Cool Grey (Used for light backgrounds/cards) */

    /* Global Background & Text Colors (Kept dark for futuristic look) */
    --color-background-dark: #1F2328; /* Very Dark Grey for Main BG */
    --color-text-light: #EEEEEE;
    --color-text-dark: #333333;      /* Dark text for light backgrounds */
    --color-text-subtle: #929292;

    /* Fonts */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Montserrat', sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-text-light); /* Default text color is light */
    background-color: var(--color-background-dark); /* Default BG is dark */
    line-height: 1.6;
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
    min-height: 80vh;
}

.icon-logo-header {
     position: absolute;
     margin-top: 4px;
     margin-left: -40px;
     width: 32px;
     height: 32px;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    margin-bottom: 20px;
    text-align: center;
}

h2 {
    font-size: 2.5em;
    border-bottom: 2px solid var(--color-primary-mid);
    display: inline-block;
    padding-bottom: 10px;
    margin-bottom: 40px;
}

.section-description {
    text-align: center;
    color: var(--color-text-subtle);
    margin-bottom: 50px;
    font-style: italic;
}

/* --- NAVIGATION & CTA --- */

#navbar {
    background-color: rgba(31, 35, 40, 0.95);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5em;
    color: var(--color-primary);
}

.logo i {
    color: var(--color-text-light);
    margin-right: 5px;
}

.nav-links a {
    color: var(--color-text-light);
    text-decoration: none;
    margin-left: 25px;
    transition: color 0.3s, text-shadow 0.3s;
}

.nav-links a:hover {
    color: var(--color-primary);
    text-shadow: 0 0 5px var(--color-primary), 0 0 10px var(--color-primary);
}

.cta-button {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-background-dark);
    padding: 12px 30px;
    text-decoration: none;
    font-weight: bold;
    border: none;
    border-radius: 50px;
    transition: background-color 0.3s, transform 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(77, 182, 172, 0.4);
}

/* --- HERO SECTION --- */

#hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-top: 50px;
    background: radial-gradient(circle at top left, var(--color-primary-mid) 0%, var(--color-background-dark) 60%);
}

#hero h1 {
    font-size: 3.0em;
    line-height: 1.1;
    text-shadow: 0 0 15px rgba(77, 182, 172, 0.7);
    color: var(--color-text-light);
    padding: 5px;
}

#hero .subtitle {
    font-size: 1.4em;
    color: var(--color-neutral-light);
    margin-bottom: 40px;
    max-width: 600px;
    padding-top: 20px;
}

.hero-grid {
    display: flex;
    gap: 20px;
    margin-top: 50px;
}

.grid-item {
    background-color: var(--color-primary-mid);
    padding: 15px 25px;
    border-radius: 8px;
    border-left: 3px solid var(--color-primary);
    font-family: var(--font-heading);
    color: var(--color-background-dark); /* Dark text on bright background */
    box-shadow: 0 0 5px rgba(77, 182, 172, 0.3);
    font-size: 0.9em;
}

/* --- PROFILE & STATS (LIGHT SECTION) --- */

#profile {
    background-color: var(--color-neutral-light); /* Light Grey BG */
    color: var(--color-text-dark); /* Dark Text on Light BG */
    border-top: 1px solid var(--color-background-dark);
}

#profile p {
    color: var(--color-text-dark);
}

#profile h2 {
    border-bottom-color: var(--color-primary-mid);
}

.profile-content {
    max-width: 800px;
    margin: 0 auto 50px;
    text-align: justify;
    padding: 0 20px;
}

.profile-stats {
    display: flex;
    justify-content: space-around;
    text-align: center;
    margin-top: 50px;
    padding: 30px 0;
    border-top: 1px dashed var(--color-text-dark);
    border-bottom: 1px dashed var(--color-text-dark);
}

.profile-stats div {
    /* Ensures minimum width for stacking */
    flex-basis: 30%;
    padding: 10px;
}

.profile-stats div span {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.2em;
    color: var(--color-primary-dark); /* Darker teal for stats */
}

.profile-stats div p {
    color: var(--color-text-dark);
    font-size: 0.9em;
}

/* --- PRODUCTS GRID (DARK SECTION) --- */

.product-grid-section {
    background-color: var(--color-background-dark);
}

.product-grid {
    display: grid;
    /* Changed minmax to use 1fr on mobile, allowing stacking */
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding-top: 20px;
}

.product-card {
    background-color: var(--color-primary-mid); /* Mid-Teal Card BG */
    color: var(--color-background-dark); /* Dark Text on Bright BG */
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--color-primary-mid);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.6);
    transition: transform 0.3s, border-color 0.3s;
    position: relative;
    overflow: hidden;
}

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

.product-card i {
    font-size: 3em;
    color: var(--color-primary-dark);
    margin-bottom: 15px;
    display: block;
    float: right;
    opacity: 0.7;
}

.product-card h3 {
    text-align: left;
    margin-top: 0;
    border: none;
    font-size: 1.4em;
    color: var(--color-background-dark);
}

.product-tag {
    display: inline-block;
    margin-top: 15px;
    padding: 5px 10px;
    background-color: var(--color-primary);
    color: var(--color-background-dark);
    font-size: 0.8em;
    border-radius: 5px;
    font-family: var(--font-body);
}

/* --- TESTIMONIALS (LIGHT SECTION) --- */

#testimonials {
    background-color: var(--color-neutral-light); /* Light Grey BG */
    color: var(--color-text-dark); /* Dark Text on Light BG */
    border-top: 1px solid var(--color-background-dark);
}

#testimonials h2 {
    border-bottom-color: var(--color-primary-mid);
}

.testimonial-carousel {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.testimonial-card {
    background-color: var(--color-text-light); /* White/Light Card BG */
    padding: 30px;
    border-radius: 10px;
    max-width: 450px;
    border-right: 4px solid var(--color-primary);
    font-style: italic;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
    color: var(--color-text-dark);
}

.client-info {
    margin-top: 20px;
    text-align: right;
    font-style: normal;
}

.client-name {
    font-weight: bold;
    color: var(--color-primary-dark);
    display: block;
}

.client-title {
    font-size: 0.9em;
    color: var(--color-text-dark);
}

/* --- CONTACT INFO (DARK SECTION) --- */

#contact {
    text-align: center;
    background-color: var(--color-background-dark);
    color: var(--color-text-light);
}

.contact-info-block {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.contact-detail {
    text-align: center;
    padding: 20px;
    background-color: var(--color-primary-mid);
    color: var(--color-background-dark);
    border-radius: 8px;
    width: 300px;
}

.contact-detail i {
    font-size: 2em;
    color: var(--color-primary-dark);
    margin-bottom: 10px;
}

.contact-detail p {
    font-size: 1.1em;
    margin: 5px 0;
}

.contact-detail a {
    color: var(--color-background-dark);
    text-decoration: none;
    font-weight: bold;
}

/* --- FOOTER --- */

footer {
    background-color: var(--color-primary-mid);
    padding: 20px 0;
    text-align: center;
    font-size: 0.9em;
    border-top: 4px solid var(--color-primary-dark);
    color: var(--color-background-dark);
}

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

footer p {
    color: var(--color-background-dark);
}

.social-links a {
    color: var(--color-background-dark);
    margin-left: 15px;
    font-size: 1.4em;
    transition: color 0.3s;
}

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

/* ------------------------------------------------ */
/* --- RESPONSIVENESS (Mobile Optimizations) --- */
/* ------------------------------------------------ */
@media (max-width: 768px) {

    /* Global Adjustments */
    .container {
        padding: 0 15px; /* Tighter padding on edges */
    }

    .section {
        padding: 60px 0;
        min-height: auto;
    }

    /* Headings */
    h1 {
        font-size: 2em; /* Reduce large heading size */
        line-height: 1.2;
    }

    h2 {
        font-size: 1.8em;
        margin-bottom: 30px;
    }

    .logo {
        font-size: 1.3em;
    }

    .nav-links {
        display: none; /* Hide navigation links on mobile */
    }

    #navbar {
        justify-content: center; /* Center the logo */
        padding: 10px 0;
    }

    /* Hero Section */
    .hero-grid {
        flex-direction: column; /* Stack items vertically */
        gap: 10px;
        width: 80%;
        margin-top: 30px;
    }

    /* Profile Stats Section */
    .profile-stats {
        flex-direction: column;
        gap: 30px;
    }

    .profile-stats div {
        flex-basis: 100%; /* Take full width */
    }

    /* Products Grid (Cards) */
    .product-grid {
        /* Let the minmax(300px, 1fr) work, but ensure minimum size is respected */
        grid-template-columns: 1fr; /* Force single column on smaller screens */
    }

    /* Testimonials */
    .testimonial-carousel {
        flex-direction: column;
        gap: 20px;
    }

    /* Contact Info */
    .contact-info-block {
        flex-direction: column;
        gap: 20px;
    }

    .contact-detail {
        width: 100%; /* Take full width */
        max-width: 350px;
        margin: 0 auto;
    }

    /* Footer */
    footer .container {
        flex-direction: column;
        gap: 15px;
    }

    .social-links {
        margin-top: 10px;
    }
}