:root {
    --fsg-primary: #003366; /* Singapore Corporate Blue */
    --fsg-secondary: #E63946; /* Accent Red */
    --fsg-dark: #1A1A1A;
    --fsg-light: #F4F7F6;
    --fsg-white: #FFFFFF;
    --fsg-text: #333333;
    --fsg-border: #E0E0E0;
    --fsg-font: 'Inter', sans-serif;
}

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

body {
    font-family: var(--fsg-font);
    color: var(--fsg-text);
    background-color: var(--fsg-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    color: var(--fsg-primary);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }

/* Header */
.fsg-header {
    background: var(--fsg-white);
    border-bottom: 1px solid var(--fsg-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.fsg-nav-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.fsg-logo {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--fsg-primary);
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.fsg-logo img { width: 32px; height: 32px; }

.fsg-menu { display: flex; gap: 30px; }
.fsg-menu a {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--fsg-text);
}
.fsg-menu a:hover { color: var(--fsg-secondary); }

/* Mobile Menu */
.fsg-burger { display: none; background: none; border: none; font-size: 24px; cursor: pointer; color: var(--fsg-primary); }
.fsg-mobile-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; width: 100%;
    background: var(--fsg-white);
    border-top: 1px solid var(--fsg-border);
    padding: 20px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}
.fsg-mobile-nav a { display: block; padding: 12px 0; border-bottom: 1px solid var(--fsg-light); font-weight: 600; }
.fsg-mobile-nav.active { display: block; }

/* Hero Section */
.fsg-hero {
    background: linear-gradient(to right, #F4F7F6 50%, #FFFFFF 50%);
    padding: 80px 20px;
}
.fsg-hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.fsg-hero h1 { font-size: 3rem; line-height: 1.2; }
.fsg-hero p { font-size: 1.1rem; color: #555; margin-bottom: 30px; max-width: 500px; }
.fsg-btn {
    display: inline-block;
    background: var(--fsg-primary);
    color: var(--fsg-white);
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 4px;
    font-size: 0.95rem;
}
.fsg-btn:hover { background: var(--fsg-secondary); }
.fsg-hero-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* Sections */
.fsg-section { padding: 80px 20px; }
.fsg-bg-light { background: var(--fsg-light); }
.fsg-container { max-width: 1200px; margin: 0 auto; }

.fsg-title-center { text-align: center; font-size: 2.2rem; margin-bottom: 20px; }
.fsg-subtitle { text-align: center; color: #666; margin-bottom: 60px; max-width: 700px; margin-left: auto; margin-right: auto; }

/* Grid System */
.fsg-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.fsg-card {
    background: var(--fsg-white);
    padding: 30px;
    border: 1px solid var(--fsg-border);
    border-radius: 6px;
    transition: 0.3s;
}
.fsg-card:hover { border-color: var(--fsg-primary); transform: translateY(-5px); }
.fsg-icon { font-size: 2rem; margin-bottom: 20px; display: block; color: var(--fsg-primary); }
.fsg-card h3 { font-size: 1.25rem; margin-bottom: 10px; }
.fsg-card p { font-size: 0.95rem; color: #555; }

/* About Split */
.fsg-split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.fsg-split-img { width: 100%; border-radius: 8px; }

/* Form */
.fsg-form-wrap { max-width: 600px; margin: 0 auto; background: var(--fsg-white); padding: 40px; border-radius: 8px; border: 1px solid var(--fsg-border); box-shadow: 0 4px 10px rgba(0,0,0,0.05); }
.fsg-group { margin-bottom: 20px; }
.fsg-label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.9rem; }
.fsg-input {
    width: 100%; padding: 12px; background: #F9FAFB;
    border: 1px solid var(--fsg-border); border-radius: 4px; font-family: inherit;
}
.fsg-input:focus { outline: 2px solid var(--fsg-primary); background: var(--fsg-white); }
.fsg-submit { width: 100%; border: none; cursor: pointer; }

/* Footer */
.fsg-footer { background: var(--fsg-primary); color: #E0E0E0; padding: 60px 20px 20px; font-size: 0.9rem; }
.fsg-footer h4 { color: var(--fsg-white); font-size: 1rem; margin-bottom: 20px; }
.fsg-footer a { display: block; margin-bottom: 10px; }
.fsg-footer a:hover { color: var(--fsg-white); text-decoration: underline; }
.fsg-footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; max-width: 1200px; margin: 0 auto 60px; }
.fsg-copy { text-align: center; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 30px; font-size: 0.85rem; }

/* Cookie */
.fsg-cookie {
    position: fixed; bottom: 0; left: 0; width: 100%;
    background: var(--fsg-white); padding: 20px; border-top: 3px solid var(--fsg-primary);
    box-shadow: 0 -5px 15px rgba(0,0,0,0.1); display: none; z-index: 2000; text-align: center;
}
.fsg-cookie-btn {
    background: var(--fsg-primary); color: var(--fsg-white); border: none;
    padding: 8px 24px; margin-left: 15px; cursor: pointer; font-weight: 600; border-radius: 4px;
}

@media (max-width: 768px) {
    .fsg-menu { display: none; }
    .fsg-burger { display: block; }
    .fsg-hero { background: var(--fsg-white); }
    .fsg-hero-container { grid-template-columns: 1fr; text-align: center; gap: 40px; }
    .fsg-hero h1 { font-size: 2.5rem; }
    .fsg-hero-text p { margin-left: auto; margin-right: auto; }
    .fsg-hero-img { height: 250px; order: -1; }
    .fsg-split { grid-template-columns: 1fr; }
}