:root {
    --slate: #2c3e50;
    --brick: #c0392b;
    --concrete: #ecf0f1;
    --white: #ffffff;
    --text-dark: #333;
    
    --font-head: 'Oswald', sans-serif;
    --font-body: 'Roboto', sans-serif;
}

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

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

.container { width: 90%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
a { text-decoration: none; color: inherit; transition: 0.3s; }

/* Header */
.prop-header { background-color: var(--slate); padding: 20px 0; position: sticky; top: 0; z-index: 1000; border-bottom: 4px solid var(--brick); }
.header-flex { display: flex; justify-content: space-between; align-items: center; }

.logo { font-family: var(--font-head); font-size: 1.8rem; color: var(--white); text-transform: uppercase; letter-spacing: 2px; }
.logo .brick { color: var(--brick); }

.prop-nav ul { display: flex; gap: 30px; list-style: none; align-items: center; }
.prop-nav a { font-family: var(--font-head); color: #ccc; text-transform: uppercase; font-size: 1rem; letter-spacing: 1px; }
.prop-nav a:hover, .prop-nav a.active { color: var(--white); }

.btn-brick { background-color: var(--brick); color: var(--white) !important; padding: 10px 25px; font-family: var(--font-head); letter-spacing: 1px; }
.btn-brick:hover { background-color: #a93226; }

/* Mobile Menu */
.mobile-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--white); cursor: pointer; }
.mobile-menu { position: fixed; top: 0; right: -100%; width: 250px; height: 100%; background: var(--slate); z-index: 2000; padding: 40px; display: flex; flex-direction: column; transition: 0.3s; border-left: 4px solid var(--brick); }
.mobile-menu.active { right: 0; }
.close-menu { align-self: flex-end; color: var(--white); background: none; border: none; font-size: 1.5rem; cursor: pointer; margin-bottom: 20px; }
.mobile-menu a { padding: 15px 0; border-bottom: 1px solid #444; color: var(--white); font-family: var(--font-head); text-transform: uppercase; }

/* Hero */
.hero-prop {
    height: 600px; background-size: cover; background-position: center; position: relative;
}
.hero-overlay {
    width: 100%; height: 100%; background: rgba(44, 62, 80, 0.8);
    display: flex; align-items: center;
}
.hero-content { padding-left: 10%; max-width: 700px; color: var(--white); }
.tag { background-color: var(--brick); padding: 5px 10px; font-family: var(--font-head); font-size: 0.9rem; margin-bottom: 20px; display: inline-block; letter-spacing: 1px; }
.hero-content h1 { font-family: var(--font-head); font-size: 4rem; line-height: 1; margin-bottom: 20px; text-transform: uppercase; }
.hero-content p { font-size: 1.2rem; margin-bottom: 40px; color: #ddd; font-weight: 300; }

.hero-btns a { margin-right: 15px; padding: 15px 35px; font-family: var(--font-head); display: inline-block; text-transform: uppercase; }
.btn-primary { background-color: var(--white); color: var(--slate); font-weight: bold; }
.btn-primary:hover { background-color: var(--brick); color: var(--white); }
.btn-outline { border: 2px solid var(--white); color: var(--white); }
.btn-outline:hover { background-color: var(--white); color: var(--slate); }

/* Services */
.section-padding { padding: 80px 0; }
.section-title { margin-bottom: 50px; border-bottom: 1px solid #ccc; padding-bottom: 20px; }
.section-title h2 { font-family: var(--font-head); font-size: 2.5rem; color: var(--slate); }
.line { width: 100px; height: 5px; background-color: var(--brick); margin-top: 10px; }

.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.prop-card { background: var(--white); padding: 30px; border: 1px solid #ddd; transition: 0.3s; }
.prop-card:hover { transform: translateY(-5px); border-bottom: 5px solid var(--brick); }
.icon { font-size: 2.5rem; margin-bottom: 15px; }
.prop-card h3 { font-family: var(--font-head); font-size: 1.4rem; color: var(--slate); margin-bottom: 10px; }
.prop-card p { font-size: 0.9rem; color: #666; }

/* About */
.page-header { background-color: var(--slate); padding: 60px 0; text-align: center; margin-bottom: 40px; }
.page-header h1 { font-family: var(--font-head); color: var(--white); font-size: 3rem; letter-spacing: 2px; }

.about-structure { display: flex; gap: 50px; align-items: center; }
.text-block { flex: 1; }
.text-block h2 { font-family: var(--font-head); font-size: 2rem; color: var(--brick); margin-bottom: 20px; }
.spec-list { margin-top: 20px; padding-left: 20px; border-left: 3px solid var(--slate); }
.spec-list li { margin-bottom: 10px; font-weight: bold; }
.img-block { flex: 1; }
.img-block img { width: 100%; border: 10px solid var(--white); box-shadow: 0 10px 20px rgba(0,0,0,0.1); }

/* Projects (Testimonials) */
.project-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.project-card { background: var(--white); padding: 30px; border-top: 5px solid var(--slate); position: relative; }
.p-header { font-family: var(--font-head); color: var(--brick); font-size: 1.2rem; margin-bottom: 15px; font-weight: bold; }
.project-card p { font-style: italic; color: #555; margin-bottom: 20px; }
.client { text-align: right; font-size: 0.9rem; color: var(--slate); border-top: 1px solid #eee; padding-top: 10px; }

/* Contact Form */
.contact-block { display: flex; gap: 50px; background: var(--white); padding: 50px; border: 1px solid #ddd; }
.info-area { flex: 1; border-right: 1px solid #eee; padding-right: 30px; }
.info-area h2 { font-family: var(--font-head); color: var(--slate); margin-bottom: 20px; }
.address-box { background: var(--concrete); padding: 20px; margin-top: 30px; border-left: 3px solid var(--brick); }
.contact-links { margin-top: 20px; font-weight: bold; font-family: var(--font-head); font-size: 1.1rem; }

.struct-form { flex: 1.5; }
.form-grid { display: flex; gap: 20px; }
.f-item { flex: 1; margin-bottom: 20px; }
.f-item label { display: block; font-family: var(--font-head); margin-bottom: 5px; color: var(--slate); }
.f-item input, .f-item select, .f-item textarea { width: 100%; padding: 12px; border: 1px solid #ccc; font-family: var(--font-body); background-color: #f9f9f9; }
.submit-btn { background-color: var(--slate); color: var(--white); border: none; padding: 15px 40px; font-family: var(--font-head); font-size: 1.2rem; cursor: pointer; transition: 0.3s; }
.submit-btn:hover { background-color: var(--brick); }

/* Legal */
.legal-content { background: var(--white); padding: 60px; max-width: 900px; margin: 0 auto; border: 1px solid #ddd; }
.legal-content h1 { font-family: var(--font-head); color: var(--slate); }
.legal-content h3 { color: var(--brick); margin-top: 30px; margin-bottom: 10px; font-family: var(--font-head); }

/* Footer */
.prop-footer { background-color: var(--slate); color: #ccc; padding: 40px 0; margin-top: auto; border-top: 5px solid var(--brick); }
.footer-content { display: flex; justify-content: space-between; align-items: center; }
.f-brand { font-family: var(--font-head); color: var(--white); font-size: 1.5rem; letter-spacing: 2px; }
.f-links a { color: #aaa; margin: 0 15px; font-family: var(--font-head); }
.f-links a:hover { color: var(--white); }
.copyright { font-size: 0.8rem; }

@media (max-width: 900px) {
    .prop-nav { display: none; }
    .mobile-toggle { display: block; }
    .hero-content h1 { font-size: 3rem; }
    .grid-4, .about-structure, .project-list, .contact-block { grid-template-columns: 1fr; flex-direction: column; }
    .info-area { border-right: none; border-bottom: 1px solid #eee; padding-right: 0; padding-bottom: 30px; margin-bottom: 30px; }
    .form-grid { flex-direction: column; gap: 0; }
    .footer-content { flex-direction: column; gap: 20px; text-align: center; }
}