/* ==========================================================================
   CLEANO DESIGN SYSTEM & VARIABLES
   Based on Logo Colors: Royal Blue, Cyan, and Clean White
   ========================================================================== */
:root {
    --primary-blue: #003399;      /* Deep royal blue from logo text */
    --accent-cyan: #00a8ff;       /* Bright water drop cyan */
    --dark-navy: #001a4d;         /* Deep contrast background */
    --light-bg: #f4f8fb;          /* Soft ice-blue light background */
    --text-main: #2c3e50;         /* Dark gray for high readability */
    --white: #ffffff;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--light-bg);
    color: var(--text-main);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ==========================================================================
   NAVIGATION BAR & LANGUAGE SWITCHER
   ========================================================================== */
header {
    background: var(--white);
    box-shadow: 0 4px 20px rgba(0, 51, 153, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 150px;
    width: auto;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 1.05rem;
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--accent-cyan);
}

/* Language Selector Buttons */
.lang-switcher {
    display: flex;
    gap: 0.5rem;
    background: var(--light-bg);
    padding: 0.3rem;
    border-radius: 20px;
    border: 1px solid rgba(0, 168, 255, 0.2);
}

.lang-btn {
    border: none;
    background: transparent;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    cursor: pointer;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--primary-blue);
    transition: var(--transition);
}

.lang-btn.active {
    background: var(--primary-blue);
    color: var(--white);
    box-shadow: 0 2px 8px rgba(0, 51, 153, 0.3);
}

/* ==========================================================================
   HERO SECTION (LANDING PAGE)
   ========================================================================== */
.hero {
    background: linear-gradient(135deg, var(--dark-navy) 0%, var(--primary-blue) 100%);
    color: var(--white);
    padding: 6rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    height: 100px;
    background: var(--light-bg);
    transform: skewY(-2deg);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -1px;
}

.hero-slogan {
    font-size: 1.8rem;
    color: var(--accent-cyan);
    font-style: italic;
    margin-bottom: 2rem;
    font-weight: 600;
}

.hero p {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 0 auto 2.5rem auto;
    opacity: 0.9;
}

/* ==========================================================================
   FANCY SERVICE CARDS
   ========================================================================== */
.container {
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 2rem;
    flex: 1;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--accent-cyan);
    margin: 0.5rem auto 0 auto;
    border-radius: 2px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.fancy-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 51, 153, 0.06);
    transition: var(--transition);
    border-top: 5px solid var(--accent-cyan);
    position: relative;
    overflow: hidden;
}

.fancy-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 51, 153, 0.12);
    border-top-color: var(--primary-blue);
}

.fancy-card h3 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.fancy-card p {
    color: #666;
    font-size: 1rem;
}

/* ==========================================================================
   CONTACT & INFO BOXES (NO REGISTRATION FORMS)
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.info-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-blue);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.info-box h4 {
    color: var(--accent-cyan);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-box p, .info-box a {
    font-size: 1.1rem;
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
}

.info-box a:hover {
    color: var(--accent-cyan);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer {
    background: var(--dark-navy);
    color: var(--white);
    text-align: center;
    padding: 3rem 2rem;
    margin-top: auto;
}

footer p {
    opacity: 0.8;
    font-size: 0.95rem;
}

/* ==========================================================================
   MOBILE RESPONSIVENESS (PHONES & TABLETS)
   ========================================================================== */
@media (max-width: 768px) {
    /* Stack the navigation menu items vertically */
    nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
        text-align: center;
    }

    .nav-links {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
        width: 100%;
    }

    .lang-switcher {
        margin-top: 0.5rem;
    }

    /* Reduce massive heading sizes for small phone screens */
    .hero {
        padding: 4rem 1rem;
    }

        .hero h1 {
            font-size: 2.2rem;
        }

    .hero-slogan {
        font-size: 1.3rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    /* Ensure fancy cards don't touch the very edges of the phone */
    .fancy-card, .info-box {
        padding: 1.5rem;
    }
}