/* ========== VARIABLES & RESET ========== */
:root {
    --blue: #1A3E6F;
    --blue-dark: #0F2A4A;
    --gold: #C4922E;
    --gold-light: #D4A84B;
    --white: #FFFFFF;
    --off-white: #F8F9FA;
    --gray-light: #E9ECEF;
    --gray: #ADB5BD;
    --gray-dark: #495057;
    --text: #343A40;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 6px 20px rgba(0,0,0,0.1);
    --radius: 12px;
    --transition: all 0.3s ease;
    --max: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Open Sans', sans-serif;
    background: var(--white);
    color: var(--text);
    line-height: 1.7;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    color: var(--blue);
    font-weight: 600;
    line-height: 1.3;
}
h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

p { margin-bottom: 1rem; }
a { text-decoration: none; color: var(--blue); transition: var(--transition); }
a:hover { color: var(--gold); }
img { max-width: 100%; height: auto; display: block; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
section { padding: 5rem 0; }

/* ========== UTILITY ========== */
.bg-light { background: var(--off-white); }

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-family: 'Open Sans', sans-serif;
    text-align: center;
}
.btn-primary { background: var(--gold); color: var(--blue-dark); border-color: var(--gold); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(196,146,46,0.35); }
.btn-secondary { background: transparent; color: var(--blue); border-color: var(--blue); }
.btn-secondary:hover { background: var(--blue); color: var(--white); }
.btn-outline { background: transparent; color: var(--white); border-color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--blue); }
.btn-lg { padding: 1rem 2.2rem; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* ========== TOP BAR ========== */
.top-bar {
    background: var(--blue-dark);
    color: var(--white);
    padding: 0.4rem 0;
    font-size: 0.78rem;
    text-align: center;
    position: sticky;
    top: 0;
    z-index: 1001;
}
.top-bar .container { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.3rem 0.8rem; }
.top-bar i { color: var(--gold); }
.top-bar .sep { color: rgba(255,255,255,0.3); }
.top-bar a { color: var(--gold-light); font-weight: 600; }

/* ========== HEADER ========== */
.site-header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 1.7rem;
    z-index: 1000;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 0.6rem 0; gap: 1rem; }
.logo-area { display: flex; align-items: center; gap: 0.6rem; }
.logo-img { height: 50px; width: auto; }
.logo-text { font-family: 'Playfair Display', serif; font-weight: 700; color: var(--blue); font-size: 1.1rem; line-height: 1.2; }
.logo-text small { display: block; font-family: 'Open Sans', sans-serif; font-size: 0.6rem; font-weight: 400; color: var(--gray-dark); }
.main-nav ul { display: flex; list-style: none; gap: 1.5rem; }
.main-nav a { font-weight: 500; color: var(--text); font-size: 0.9rem; padding: 0.3rem 0; border-bottom: 2px solid transparent; }
.main-nav a:hover { color: var(--blue); border-bottom-color: var(--gold); }
.menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--blue); cursor: pointer; }

/* ========== HERO ========== */
.hero-corporate {
    background: linear-gradient(135deg, var(--blue-dark), #0a1f35);
    background-image: url('../images/photos/hero-corporate.avif');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 6rem 0 5rem;
    text-align: center;
    position: relative;
}
.hero-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(10,25,47,0.75); }
.hero-content { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.hero-label { display: inline-block; background: var(--gold); color: var(--blue-dark); padding: 0.3rem 1.2rem; border-radius: 50px; font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 1.2rem; }
.hero-corporate h1 { color: var(--white); margin-bottom: 1rem; }
.hero-corporate p { color: rgba(255,255,255,0.9); font-size: 1.1rem; margin-bottom: 2rem; }
.hero-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; }

/* ========== SECTION HEADERS ========== */
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header p { color: var(--gray-dark); max-width: 600px; margin: 0.5rem auto 0; }

/* ========== WHY GRID ========== */
.why-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.why-card { background: var(--white); padding: 2rem; border-radius: var(--radius); box-shadow: var(--shadow-sm); text-align: center; border: 1px solid var(--gray-light); transition: var(--transition); }
.why-card:hover { border-color: var(--gold); transform: translateY(-2px); }
.why-icon { width: 55px; height: 55px; border-radius: 50%; background: var(--blue); color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin: 0 auto 1rem; }
.why-card h3 { margin-bottom: 0.5rem; }
.why-card p { font-size: 0.9rem; }

/* ========== LNR ========== */
.lnr-intro { text-align: center; max-width: 700px; margin: 0 auto 2.5rem; font-size: 1.05rem; }
.lnr-steps { display: grid; grid-template-columns: 1fr; gap: 1.5rem; margin-bottom: 2.5rem; }
.lnr-step { text-align: center; padding: 1.5rem; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--gold); color: var(--blue-dark); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.2rem; margin: 0 auto 0.8rem; font-family: 'Playfair Display', serif; }
.lnr-step h4 { margin-bottom: 0.3rem; }
.lnr-step p { font-size: 0.9rem; color: var(--gray-dark); margin: 0; }
.lnr-cta-box { background: var(--off-white); border-left: 4px solid var(--gold); padding: 1.5rem; border-radius: 0 var(--radius) var(--radius) 0; text-align: center; }
.lnr-cta-box p { margin-bottom: 1rem; }
.lnr-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; }

/* ========== BENEFITS GRID ========== */
.benefits-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.benefit-card { background: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); }
.benefit-card:hover { box-shadow: var(--shadow-md); }
.benefit-card img { width: 100%; height: 180px; object-fit: cover; }
.benefit-body { padding: 1.3rem; text-align: center; }
.benefit-body h3 { margin-bottom: 0.5rem; }
.benefit-body p { font-size: 0.9rem; }

/* ========== HILTON HONORS ========== */
.honors-content { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center; max-width: 900px; margin: 0 auto; }
.honors-text ul { list-style: none; padding: 0; margin: 1rem 0; }
.honors-text ul li { padding: 0.4rem 0; display: flex; align-items: center; gap: 0.5rem; }
.honors-text ul li i { color: var(--gold); }
.honors-image img { border-radius: var(--radius); box-shadow: var(--shadow-md); }

/* ========== JOIN GRID ========== */
.join-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; max-width: 750px; margin: 0 auto 2rem; }
.join-card { background: var(--white); padding: 2rem; border-radius: var(--radius); box-shadow: var(--shadow-sm); text-align: center; border: 1px solid var(--gray-light); }
.join-card i { font-size: 1.8rem; color: var(--gold); margin-bottom: 0.8rem; }
.join-card h3 { margin-bottom: 0.3rem; }
.join-card a { font-weight: 700; font-size: 1.1rem; display: block; margin-bottom: 0.3rem; }
.join-card p { font-size: 0.85rem; color: var(--gray-dark); margin: 0; }

/* ========== LNR FORM ========== */
.lnr-form-card { max-width: 650px; margin: 2rem auto 0; background: var(--white); padding: 2rem; border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid var(--gray-light); }
.lnr-form-card h3 { text-align: center; margin-bottom: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-bottom: 1rem; }
.lnr-form-card input,
.lnr-form-card select,
.lnr-form-card textarea { padding: 0.75rem; border: 2px solid var(--gray-light); border-radius: 8px; font-family: 'Open Sans', sans-serif; font-size: 0.9rem; width: 100%; }
.lnr-form-card input:focus,
.lnr-form-card select:focus,
.lnr-form-card textarea:focus { outline: none; border-color: var(--gold); }
.lnr-form-card textarea { margin-bottom: 1rem; }
.form-note { text-align: center; font-size: 0.8rem; color: var(--gray-dark); margin-top: 0.8rem; }

/* ========== CTA BAR ========== */
.cta-bar { background: var(--blue); color: var(--white); text-align: center; padding: 3rem 0; }
.cta-bar h2 { color: var(--white); margin-bottom: 0.5rem; }
.cta-bar p { color: rgba(255,255,255,0.85); margin-bottom: 1.5rem; }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; }

/* ========== FOOTER ========== */
.site-footer { background: var(--blue-dark); color: var(--white); padding: 3rem 0 0; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; margin-bottom: 2rem; }
.site-footer h4 { color: var(--gold-light); margin-bottom: 0.8rem; font-family: 'Open Sans', sans-serif; font-weight: 600; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.5px; }
.site-footer a { color: rgba(255,255,255,0.8); }
.site-footer a:hover { color: var(--gold); }
.site-footer ul { list-style: none; padding: 0; }
.site-footer ul li { margin-bottom: 0.4rem; }
.footer-logo { height: 100px; width: auto; vertical-align: middle; margin-right: 0.3rem; }
.footer-brand p { font-size: 0.85rem; line-height: 1.7; color: rgba(255,255,255,0.8); }
.footer-contact { margin-top: 0.5rem; }
.footer-contact a { color: var(--gold-light); font-weight: 600; }
.social-icons { display: flex; gap: 0.8rem; font-size: 1.2rem; }
.social-icons a { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.1); color: var(--white); }
.social-icons a:hover { background: var(--gold); color: var(--blue-dark); }
.footer-bottom { text-align: center; padding: 1.2rem 0; border-top: 1px solid rgba(255,255,255,0.15); background: rgba(0,0,0,0.2); font-size: 0.75rem; color: rgba(255,255,255,0.5); }
.footer-bottom p { margin: 0; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--white); box-shadow: var(--shadow-md); padding: 1rem; border-top: 2px solid var(--gold); }
    .main-nav.open { display: block; }
    .main-nav ul { flex-direction: column; gap: 0.8rem; }
    .logo-img { height: 38px; }
    .hero-corporate { padding: 4rem 0 3rem; }
}

@media (min-width: 769px) {
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .lnr-steps { grid-template-columns: repeat(3, 1fr); }
    .benefits-grid { grid-template-columns: repeat(2, 1fr); }
    .honors-content { grid-template-columns: 1.5fr 1fr; }
    .join-grid { grid-template-columns: repeat(3, 1fr); }
    .form-row { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

@media (min-width: 1024px) {
    .why-grid { grid-template-columns: repeat(4, 1fr); }
    .benefits-grid { grid-template-columns: repeat(4, 1fr); }
}