/* Palette: Steel Blue, Concrete Grey, White, Glass */
:root {
    --steel: #4682B4;
    --dark-steel: #2E5A80;
    --concrete: #F3F4F6;
    --text: #374151;
    --white: #FFFFFF;
    
    --font-head: 'Oswald', sans-serif;
    --font-body: 'Manrope', sans-serif;
}

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

body {
    background-color: var(--concrete);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
}

.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.section-padding { padding: 100px 0; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
img { max-width: 100%; height: auto; display: block; border-radius: 4px; }

/* Header */
.glass-header { background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); padding: 20px 0; position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05); }
.header-row { display: flex; justify-content: space-between; align-items: center; }

.logo { font-family: var(--font-head); font-size: 1.8rem; font-weight: 600; color: #111; letter-spacing: 1px; }
.impact-box { background: var(--steel); color: var(--white); padding: 2px 8px; margin-left: 5px; }

.corp-nav a { margin-left: 30px; font-weight: 500; color: #555; font-size: 0.95rem; }
.corp-nav a:hover, .corp-nav a.active { color: var(--steel); font-weight: 700; }

.header-contact span { font-weight: 700; color: var(--dark-steel); border: 2px solid var(--steel); padding: 5px 15px; border-radius: 4px; }

.mobile-toggle { display: none; background: transparent; border: none; font-size: 1.2rem; cursor: pointer; color: var(--steel); }

/* Mobile Menu */
.mobile-menu { position: fixed; top: 0; right: -100%; width: 280px; height: 100%; background: var(--white); z-index: 2000; padding: 40px; box-shadow: -5px 0 20px rgba(0,0,0,0.1); transition: 0.4s; }
.mobile-menu.active { right: 0; }
.close-btn { background: none; border: none; font-size: 1.5rem; margin-bottom: 20px; cursor: pointer; }
.mobile-menu a { display: block; margin-bottom: 15px; font-size: 1.1rem; font-weight: 600; color: #333; }

@media (max-width: 900px) {
    .corp-nav, .header-contact { display: none; }
    .mobile-toggle { display: block; }
}

/* Hero */
.hero-skyline { height: 80vh; position: relative; display: flex; align-items: center; justify-content: center; text-align: center; }
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; z-index: 0; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(30, 41, 59, 0.5); z-index: 1; }
.hero-content { position: relative; z-index: 2; color: var(--white); max-width: 800px; }

.hero-content h1 { font-family: var(--font-head); font-size: 3.5rem; margin-bottom: 20px; letter-spacing: 1px; }
.hero-content p { font-size: 1.2rem; margin-bottom: 40px; font-weight: 300; }

.search-bar { background: rgba(255, 255, 255, 0.95); padding: 20px; border-radius: 8px; display: flex; gap: 15px; align-items: flex-end; box-shadow: 0 10px 30px rgba(0,0,0,0.2); }
.search-input { flex: 1; text-align: left; }
.search-input label { display: block; font-size: 0.8rem; font-weight: 700; color: #555; margin-bottom: 5px; }
.search-input select { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 4px; font-family: var(--font-body); }
.btn-search { background: var(--steel); color: var(--white); border: none; padding: 12px 30px; font-weight: 700; border-radius: 4px; cursor: pointer; height: 45px; transition: 0.3s; }
.btn-search:hover { background: var(--dark-steel); }

/* Highlights */
.section-title { margin-bottom: 60px; text-align: center; }
.section-title h2 { font-family: var(--font-head); font-size: 2.5rem; color: #111; margin-bottom: 10px; }
.steel-line { width: 60px; height: 4px; background: var(--steel); margin: 0 auto; }
.steel-line.left { margin: 0 0 30px 0; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.property-card { background: var(--white); border-radius: 8px; overflow: hidden; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05); transition: 0.3s; }
.property-card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0,0,0,0.1); }
.p-img { position: relative; height: 250px; }
.p-img img { width: 100%; height: 100%; object-fit: cover; }
.tag { position: absolute; top: 15px; left: 15px; padding: 5px 10px; color: var(--white); font-weight: 700; font-size: 0.8rem; border-radius: 4px; }
.tag.rent { background: var(--steel); }
.tag.sale { background: #E63946; }

.p-details { padding: 25px; }
.p-details h3 { font-family: var(--font-head); font-size: 1.2rem; margin-bottom: 5px; color: #111; }
.p-details p { color: #666; font-size: 0.9rem; margin-bottom: 15px; }
.price { display: block; font-weight: 700; color: var(--dark-steel); font-size: 1.2rem; }

/* About */
.about-modern { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.about-text h1 { font-family: var(--font-head); font-size: 3rem; line-height: 1.1; margin-bottom: 20px; }
.stats-box { display: flex; gap: 40px; margin-top: 40px; }
.stats-box strong { font-family: var(--font-head); font-size: 2rem; color: var(--steel); display: block; }
.about-visual img { box-shadow: 20px 20px 0 var(--steel); }

/* Portfolio List (Vertical) */
.portfolio-list { display: flex; flex-direction: column; gap: 30px; max-width: 800px; margin: 0 auto; }
.list-item { display: flex; background: var(--white); border: 1px solid #e5e7eb; border-radius: 8px; overflow: hidden; }
.list-item img { width: 250px; object-fit: cover; }
.list-content { padding: 25px; flex: 1; }
.list-content h3 { font-family: var(--font-head); margin-bottom: 5px; font-size: 1.3rem; }
.badge { font-size: 0.7rem; background: #eee; padding: 2px 6px; border-radius: 4px; font-weight: 600; color: #555; vertical-align: middle; margin-left: 10px; }
.badge.sale { background: #ffebee; color: #c62828; }
.specs { margin: 15px 0; font-size: 0.85rem; color: #666; }
.specs span { margin-right: 15px; font-weight: 600; }
.btn-detail { color: var(--steel); font-weight: 700; font-size: 0.9rem; }

/* Contact */
.contact-modern { display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px; }
.contact-info h2 { font-family: var(--font-head); font-size: 2.5rem; margin-bottom: 20px; }
.info-grid { margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.info-cell strong { display: block; color: var(--steel); font-size: 0.9rem; margin-bottom: 5px; }

.steel-form .form-group { margin-bottom: 20px; }
.steel-form label { display: block; font-weight: 600; margin-bottom: 5px; color: #444; }
.steel-form input, .steel-form select, .steel-form textarea { width: 100%; padding: 12px; border: 1px solid #ccc; border-radius: 4px; font-family: var(--font-body); background: var(--white); }
.steel-form input:focus { border-color: var(--steel); outline: none; }
.btn-steel { background: var(--dark-steel); color: var(--white); border: none; padding: 15px; font-weight: 700; cursor: pointer; width: 100%; border-radius: 4px; transition: 0.3s; }
.btn-steel:hover { background: var(--steel); }

/* Legal */
.legal-doc { max-width: 800px; margin: 0 auto; background: var(--white); padding: 60px; border-radius: 8px; }
.legal-doc h1 { font-family: var(--font-head); }

/* Footer */
.impact-footer { background: #1F2937; color: #9CA3AF; padding: 60px 0 20px; margin-top: 100px; }
.footer-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
.f-info h4 { color: var(--white); font-family: var(--font-head); margin-bottom: 5px; letter-spacing: 1px; }
.f-links a { margin-left: 20px; color: #9CA3AF; transition: 0.3s; }
.f-links a:hover { color: var(--white); }
.copyright { text-align: center; font-size: 0.8rem; border-top: 1px solid #374151; padding-top: 20px; }

@media (max-width: 900px) {
    .hero-content h1 { font-size: 2.5rem; }
    .search-bar { flex-direction: column; }
    .grid-3, .about-modern, .contact-modern { grid-template-columns: 1fr; }
    .list-item { flex-direction: column; }
    .list-item img { width: 100%; height: 200px; }
    .footer-row { flex-direction: column; gap: 20px; text-align: center; }
}