/* --- CSS VARIABLES & RESET --- */
:root {
    --primary-dark: #0a1324;
    --primary-blue: #16365d;
    --accent-yellow: #fef08a;
    --text-light: #f3f4f6;
    --text-dark: #1f2937;
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-body); color: var(--text-dark); background-color: #f9fafb; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4 { font-family: var(--font-heading); text-transform: uppercase; line-height: 1.2; }
.section-subtitle { font-size: 0.9rem; font-weight: 700; color: #9ca3af; letter-spacing: 2px; margin-bottom: 0.5rem; display: block; }

/* --- NAVIGATION --- */
header { background-color: var(--primary-dark); color: white; padding: 1rem 5%; display: flex; justify-content: space-between; align-items: center; position: fixed; width: 100%; top: 0; z-index: 1000; box-shadow: 0 4px 6px rgba(0,0,0,0.3); }
.logo { display: flex; align-items: center; }
.hamburger { font-size: 1.5rem; cursor: pointer; display: none; }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a { font-weight: 600; font-size: 0.9rem; transition: color 0.3s; }
.nav-links a:hover { color: var(--accent-yellow); }

@media (max-width: 768px) {
    .hamburger { display: block; }
    .nav-links { display: none; position: absolute; top: 100%; left: 0; width: 100%; background-color: var(--primary-dark); flex-direction: column; padding: 2rem; text-align: center; border-top: 1px solid #1f2937; }
    .nav-links.active { display: flex; }
}

/* --- BUTTONS --- */
.btn { padding: 12px 24px; font-weight: 600; border-radius: 4px; transition: all 0.3s; display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-heading); letter-spacing: 1px; font-size: 1.1rem; cursor: pointer; border: none;}
.btn-outline { border: 2px solid white; color: white; background: transparent; }
.btn-outline:hover { background: white; color: var(--primary-dark); }
.btn-blue { background-color: var(--primary-blue); color: white; }
.btn-blue:hover { background-color: #1e4a80; }

/* --- PAGE SPACING --- */
.page-wrapper { padding-top: 100px; min-height: 70vh; }

/* --- HERO SECTION (HOME) --- */
.hero { height: 100vh; background: linear-gradient(rgba(10, 19, 36, 0.85), rgba(10, 19, 36, 0.9)), url('hero-background.jpg') center/cover; color: white; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 0 5%; }
.trust-badge { background-color: rgba(254, 240, 138, 0.1); color: var(--accent-yellow); padding: 8px 16px; border-radius: 50px; font-size: 0.8rem; font-weight: 600; margin-bottom: 1.5rem; border: 1px solid rgba(254, 240, 138, 0.3); }
.hero h1 { font-size: 4rem; margin-bottom: 1rem; }
.hero h1 span { color: #60a5fa; }
.hero p { max-width: 600px; font-size: 1.1rem; color: #d1d5db; margin-bottom: 2rem; }
.hero-features { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; margin-bottom: 2rem; }
.hero-features div { font-size: 0.9rem; display: flex; align-items: center; gap: 8px; }
.hero-features i { color: var(--accent-yellow); }
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }

@media (max-width: 768px) {
    .hero h1 { font-size: 3rem; }
    .hero-features { flex-direction: column; align-items: flex-start; text-align: left; }
}

/* --- CTA SECTION --- */
.cta-bar { background-color: var(--primary-blue); color: white; padding: 4rem 5%; text-align: center; }
.cta-bar h2 { font-size: 2.5rem; margin-bottom: 1rem; }
.cta-bar p { margin-bottom: 2rem; font-size: 1.1rem; color: #e5e7eb; }

/* --- SERVICES SECTION --- */
.services { padding: 4rem 5%; background-color: white; }
.services-header { text-align: left; margin-bottom: 3rem; }
.services-header h2 { font-size: 3rem; color: var(--primary-dark); }
.service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.service-card { background: #fff; border: 1px solid #e5e7eb; padding: 2rem; border-radius: 8px; position: relative; box-shadow: 0 4px 6px rgba(0,0,0,0.02); }
.service-icon-box { background-color: var(--accent-yellow); width: 50px; height: 50px; display: flex; justify-content: center; align-items: center; border-radius: 8px; font-size: 1.5rem; color: var(--primary-dark); margin-bottom: 1.5rem; }
.service-number { position: absolute; top: 1rem; right: 1rem; font-size: 3.5rem; font-family: var(--font-heading); color: #f3f4f6; line-height: 1; }
.service-card h3 { font-size: 1.5rem; margin-bottom: 1rem; color: var(--primary-dark); }
.service-card p { font-size: 0.95rem; color: #4b5563; margin-bottom: 1.5rem; }
.service-list li { font-size: 0.9rem; margin-bottom: 0.5rem; display: flex; align-items: center; gap: 8px; color: #374151; }
.service-list i { color: #10b981; }

/* --- RECENT PROJECTS --- */
.projects { padding: 4rem 5%; background-color: #f9fafb; text-align: center; }
.projects h2 { font-size: 3rem; color: var(--primary-dark); margin-bottom: 3rem; }
.project-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.project-img { width: 100%; height: 250px; object-fit: cover; border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); background-color: #e5e7eb; }

/* --- CONTACT & FORM --- */
.contact-section { display: flex; flex-wrap: wrap; background-color: var(--primary-dark); color: white; }
.contact-form { flex: 1; min-width: 300px; padding: 5rem 5%; }
.contact-info { flex: 1; min-width: 300px; padding: 5rem 5%; background-color: #0d1b2a; }
.contact-form h2 { font-size: 3rem; margin-bottom: 1rem; }
.contact-form p { margin-bottom: 2rem; color: #9ca3af; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 600; margin-bottom: 0.5rem; letter-spacing: 1px; color: #d1d5db; }
.form-control { width: 100%; padding: 12px; background: rgba(255,255,255,0.05); border: 1px solid #374151; color: white; border-radius: 4px; font-family: var(--font-body); }
.form-control:focus { outline: none; border-color: var(--accent-yellow); }
textarea.form-control { height: 120px; resize: vertical; }

.info-item { display: flex; gap: 1.5rem; margin-bottom: 2rem; }
.info-item i { font-size: 1.5rem; color: var(--accent-yellow); }
.info-item h4 { font-size: 1.2rem; margin-bottom: 0.3rem; }
.info-item p { color: #9ca3af; font-size: 0.95rem; }
.emergency-box { background-color: rgba(255, 59, 48, 0.1); border-left: 4px solid #ff3b30; padding: 1.5rem; margin-top: 2rem; }
.emergency-box h4 { color: #ff3b30; }

/* --- FOOTER --- */
footer { background-color: #050a14; color: white; padding: 4rem 5% 2rem; }
.footer-bottom { border-top: 1px solid #1f2937; padding-top: 2rem; display: flex; justify-content: space-between; flex-wrap: wrap; font-size: 0.8rem; color: #6b7280; gap: 1rem; }