/* --- Global Reset & Brand Theme Variables --- */
:root {
    --blue: #0A58CA;          /* Crisp Main Brand Blue */
    --dark-blue: #04419C;     /* Deep Accent Text/Header Blue */
    --ice-blue: #E7F1FF;      /* Clean Light Background Tint */
    --charcoal: #1E293B;      /* Standard Clear Text Color */
    --gray: #64748B;          /* Soft Muted Description Gray */
    --light-bg: #F8FAFC;      /* Background alteration tint */
    --white: #FFFFFF;
}

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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--charcoal);
    background-color: var(--white);
    line-height: 1.6;
}

/* --- Layout Utility Classes --- */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 5rem 0;
}

.bg-light { background-color: var(--light-bg); }
.text-center { text-align: center; }
.text-blue { color: var(--blue); }
.w-100 { width: 100%; }

.text-center-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

.subtitle {
    color: var(--blue);
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 0.5rem;
}

/* Flexbox & Grid Simplification */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

/* --- Navigation Module --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    z-index: 1000;
    border-bottom: 1px solid #E2E8F0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    max-width: 1140px;
    margin: 0 auto;
}

.logo {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--dark-blue);
    text-decoration: none;
}
.logo span { color: var(--gray); font-size: 0.85rem; font-weight: 400; }

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--charcoal);
    font-weight: 600;
}

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

.nav-button {
    background-color: var(--blue);
    color: var(--white) !important;
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--charcoal);
    cursor: pointer;
}

/* --- Hero Banner Section --- */
.hero {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--blue) 100%);
    color: var(--white);
    padding: 10rem 0 6rem 0;
}

.hero-container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    padding: 0 1.5rem;
}

.badge {
    background-color: rgba(255, 255, 255, 0.15);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.hero h1 { font-size: 2.5rem; margin-bottom: 1rem; line-height: 1.2; }
.hero p { color: rgba(255, 255, 255, 0.85); font-size: 1.1rem; margin-bottom: 2rem; }

/* --- UI Buttons Elements --- */
.btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: 0.2s ease-in-out;
}
.btn-primary { background-color: var(--blue); color: var(--white); }
.btn-primary:hover { background-color: var(--dark-blue); }
.btn-secondary { background-color: rgba(255, 255, 255, 0.2); color: var(--white); margin-left: 1rem; }
.btn-secondary:hover { background-color: rgba(255, 255, 255, 0.3); }

/* --- Structural Informational Cards --- */
.card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
    border: 1px solid #F1F5F9;
}

.card-icon {
    width: 50px;
    height: 50px;
    background-color: var(--ice-blue);
    color: var(--blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
}

.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--gray); font-size: 0.95rem; }

/* About Visual Card Positioning */
.about-visual { position: relative; }
.placeholder-box { background-color: #E2E8F0; height: 300px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 4rem; color: var(--white); }
.badge-experience { position: absolute; bottom: -10px; right: -10px; background-color: var(--blue); color: var(--white); padding: 1rem; border-radius: 8px; text-align: center; }
.bullet-item { display: flex; gap: 0.75rem; align-items: flex-start; margin-top: 1rem; }

/* --- Image Gallery Grid --- */
.gallery-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid #E2E8F0;
}
.gallery-card h4 { padding: 1rem; text-align: center; }
.img-fallback { background: linear-gradient(135deg, #CBD5E1, #94A3B8); height: 180px; display: flex; align-items: center; justify-content: center; font-size: 3rem; color: var(--white); }

/* Lightbox overlay popup styles */
.lightbox-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    justify-content: center; align-items: center;
}
.lightbox-overlay img { max-width: 90%; max-height: 80vh; border-radius: 8px; }
.close-lightbox { position: absolute; top: 20px; right: 30px; color: white; font-size: 3rem; cursor: pointer; }

/* --- Form Design Elements --- */
.form-container {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}

.form-field {
    margin-bottom: 1.25rem;
}

.form-field label {
    display: block;
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
}

.form-field input, .form-field select {
    width: 100%;
    padding: 0.65rem;
    border: 1px solid #CBD5E1;
    border-radius: 6px;
    font-family: inherit;
}

.form-status-msg {
    margin-top: 1rem;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
}

/* --- Fixed Floating Controls --- */
.floating-box {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1500;
}
.float-btn {
    text-decoration: none;
    color: white;
    padding: 0.6rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}
.phone-color { background-color: #198754; }
.quote-color { background-color: var(--blue); }

/* --- Footer Elements --- */
.footer { background-color: #0F172A; color: #94A3B8; padding: 2rem 0; }

/* --- Simple Responsive Mobile Layouts --- */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* Hide menu links default on mobile screens */
        flex-direction: column;
        position: absolute;
        top: 60px; left: 0; width: 100%;
        background-color: var(--white);
        padding: 1.5rem;
        border-bottom: 1px solid #E2E8F0;
    }
    .nav-links.show { display: flex; } /* Toggle class handled by JavaScript */
    .mobile-menu-toggle { display: block; }
    .hero h1 { font-size: 1.9rem; }
    .btn-secondary { margin-left: 0; margin-top: 1rem; width: 100%; }
    .btn-primary { width: 100%; }
}