/* ===== CSS VARIABLES ===== */
:root {
  --primary: #1a2e5a;
  --secondary: #E87722;
  --accent: #c4610d;
  --dark: #0d1b35;
  --light: #f8f9fb;
  --gray: #6b7280;
  --white: #ffffff;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;
  --shadow: 0 4px 24px rgba(26,46,90,0.12);
  --shadow-hover: 0 12px 40px rgba(26,46,90,0.22);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-body); color: var(--primary); background: var(--white); line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
h1, h2, h3, h4, h5 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; text-transform: uppercase; letter-spacing: 0.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
p { font-size: 1.05rem; color: var(--gray); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-padding { padding: 90px 0; }
.section-tag { display: inline-block; background: var(--secondary); color: var(--white); font-family: var(--font-heading); font-size: 0.8rem; letter-spacing: 0.15em; text-transform: uppercase; padding: 6px 16px; margin-bottom: 16px; clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 50%, calc(100% - 8px) 100%, 0 100%); }
.section-title { color: var(--primary); margin-bottom: 16px; }
.section-title span { color: var(--secondary); }
.section-subtitle { font-size: 1.1rem; color: var(--gray); max-width: 600px; margin-bottom: 50px; }
.btn-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--secondary); color: var(--white); font-family: var(--font-heading); font-size: 1rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 16px 36px; clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 50%, calc(100% - 12px) 100%, 0 100%); transition: var(--transition); border: none; cursor: pointer; }
.btn-primary:hover { background: var(--accent); transform: translateX(4px); }
.btn-outline { display: inline-flex; align-items: center; gap: 10px; background: transparent; color: var(--white); font-family: var(--font-heading); font-size: 1rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 14px 36px; border: 2px solid var(--white); transition: var(--transition); cursor: pointer; }
.btn-outline:hover { background: var(--white); color: var(--primary); }

/* ===== HEADER / NAV ===== */
#header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; transition: var(--transition); }
#header.scrolled { background: var(--primary); box-shadow: 0 2px 30px rgba(0,0,0,0.2); }
.nav-wrapper { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.logo-wrapper { display: flex; align-items: center; gap: 12px; }
.logo-wrapper img { height: 54px; width: auto; }
.logo-text .logo-name { font-family: var(--font-heading); font-size: 1.1rem; color: var(--white); letter-spacing: 0.05em; line-height: 1; }
.logo-text .logo-name span { color: var(--secondary); }
.logo-text .logo-sub { font-size: 0.62rem; color: rgba(255,255,255,0.65); letter-spacing: 0.08em; text-transform: uppercase; }
.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-menu a { font-family: var(--font-heading); font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.85); padding: 8px 14px; position: relative; }
.nav-menu a::after { content: ''; position: absolute; bottom: 0; left: 14px; right: 14px; height: 2px; background: var(--secondary); transform: scaleX(0); transition: var(--transition); }
.nav-menu a:hover, .nav-menu a.active { color: var(--white); }
.nav-menu a:hover::after, .nav-menu a.active::after { transform: scaleX(1); }
.nav-cta { background: var(--secondary) !important; color: var(--white) !important; padding: 10px 20px !important; clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 50%, calc(100% - 8px) 100%, 0 100%); }
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--accent) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.hamburger span { width: 26px; height: 2px; background: var(--white); transition: var(--transition); display: block; }

/* ===== HERO ===== */
.hero { min-height: 100vh; background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 60%); display: flex; align-items: center; position: relative; overflow: hidden; }
.hero-bg-img { display: none; }
.hero-bg-pattern { position: absolute; right: 0; top: 0; bottom: 0; width: 45%; background: linear-gradient(135deg, transparent 0%, rgba(232,119,34,0.1) 100%); clip-path: polygon(20% 0%, 100% 0%, 100% 100%, 0% 100%); }
.hero-content { position: relative; z-index: 2; max-width: 720px; padding: 160px 0 100px; }
.hero-tag { display: inline-flex; align-items: center; gap: 8px; background: rgba(232,119,34,0.2); border: 1px solid rgba(232,119,34,0.4); color: var(--secondary); font-size: 0.8rem; font-family: var(--font-heading); letter-spacing: 0.15em; text-transform: uppercase; padding: 8px 18px; margin-bottom: 24px; }
.hero h1 { color: var(--white); margin-bottom: 8px; }
.hero h1 span { color: var(--secondary); display: block; }
.hero-slogan { font-family: var(--font-heading); font-size: clamp(1rem, 2vw, 1.2rem); color: rgba(255,255,255,0.7); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 24px; display: flex; align-items: center; gap: 12px; }
.hero-slogan::before { content: ''; width: 40px; height: 2px; background: var(--secondary); flex-shrink: 0; }
.hero-description { font-size: 1.1rem; color: rgba(255,255,255,0.75); max-width: 560px; margin-bottom: 40px; line-height: 1.8; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.hero-stats { display: flex; gap: 40px; flex-wrap: wrap; }
.stat-item .stat-number { font-family: var(--font-heading); font-size: 2.2rem; color: var(--secondary); line-height: 1; display: block; }
.stat-item .stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.6); letter-spacing: 0.08em; text-transform: uppercase; }
.hero-scroll { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; color: rgba(255,255,255,0.5); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; animation: bounce 2s infinite; }
.hero-scroll span { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--secondary), transparent); }
@keyframes bounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

/* ===== SERVICES BAR ===== */
.services-bar { background: var(--secondary); }
.services-bar-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.bar-item { display: flex; align-items: center; gap: 14px; padding: 20px 24px; border-right: 1px solid rgba(255,255,255,0.2); transition: var(--transition); cursor: default; }
.bar-item:last-child { border-right: none; }
.bar-item:hover { background: rgba(0,0,0,0.15); }
.bar-icon { width: 40px; height: 40px; background: rgba(255,255,255,0.2); border-radius: 4px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.bar-icon svg { width: 22px; height: 22px; fill: none; stroke: white; stroke-width: 2; }
.bar-text .bar-title { font-family: var(--font-heading); font-size: 0.85rem; color: var(--white); letter-spacing: 0.06em; }
.bar-text .bar-sub { font-size: 0.72rem; color: rgba(255,255,255,0.75); }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-image-wrapper { position: relative; }
.about-image-main { width: 100%; height: 480px; object-fit: cover; clip-path: polygon(0 0, 100% 0, 100% 90%, 92% 100%, 0 100%); }
.about-badge { position: absolute; bottom: -20px; right: -20px; background: var(--secondary); color: var(--white); padding: 28px 24px; text-align: center; }
.about-badge .about-badge-num { font-family: var(--font-heading); font-size: 3rem; line-height: 1; display: block; }
.about-badge .about-badge-txt { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.9; display: block; }
.about-line { width: 60px; height: 4px; background: var(--secondary); margin-bottom: 32px; }
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.about-feature { display: flex; align-items: flex-start; gap: 14px; padding: 20px; border: 1px solid rgba(26,46,90,0.1); transition: var(--transition); }
.about-feature:hover { border-color: var(--secondary); background: rgba(232,119,34,0.04); transform: translateY(-2px); }
.feature-icon { width: 46px; height: 46px; background: var(--secondary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.feature-icon svg { width: 24px; height: 24px; fill: none; stroke: white; stroke-width: 2; }
.feature-title { font-family: var(--font-heading); font-size: 0.9rem; color: var(--primary); margin-bottom: 4px; }
.feature-desc { font-size: 0.82rem; color: var(--gray); }

/* ===== SERVICES PAGE ===== */
.services { background: var(--light); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card { background: var(--white); padding: 36px 28px; transition: var(--transition); position: relative; overflow: hidden; border-bottom: 3px solid transparent; }
.service-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--secondary); transform: scaleX(0); transition: var(--transition); transform-origin: left; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.service-card:hover::before { transform: scaleX(1); }
.service-num { font-family: var(--font-heading); font-size: 4rem; color: rgba(26,46,90,0.05); position: absolute; top: 16px; right: 20px; line-height: 1; }
.service-icon { width: 60px; height: 60px; background: linear-gradient(135deg, var(--primary), var(--dark)); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%); }
.service-icon svg { width: 28px; height: 28px; fill: none; stroke: white; stroke-width: 1.8; }
.service-card h3 { color: var(--primary); margin-bottom: 12px; }
.service-card p { font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; }
.service-link { font-family: var(--font-heading); font-size: 0.82rem; letter-spacing: 0.1em; color: var(--secondary); text-transform: uppercase; display: inline-flex; align-items: center; gap: 8px; }
.service-link svg { width: 16px; height: 16px; transition: var(--transition); stroke: var(--secondary); fill: none; stroke-width: 2; }
.service-link:hover svg { transform: translateX(4px); }

/* ===== WHY US ===== */
.why-us { background: var(--primary); position: relative; overflow: hidden; }
.why-us::before { content: ''; position: absolute; right: -100px; top: -100px; width: 500px; height: 500px; border-radius: 50%; background: rgba(232,119,34,0.06); }
.why-us .section-title { color: var(--white); }
.why-us .section-subtitle { color: rgba(255,255,255,0.65); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.why-image { position: relative; }
.why-image img { width: 100%; height: 500px; object-fit: cover; }
.why-image-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(26,46,90,0.3) 0%, transparent 100%); }
.why-points { display: flex; flex-direction: column; gap: 24px; }
.why-point { display: flex; gap: 20px; padding: 20px; border: 1px solid rgba(255,255,255,0.08); transition: var(--transition); }
.why-point:hover { background: rgba(255,255,255,0.05); border-color: var(--secondary); }
.why-point-num { font-family: var(--font-heading); font-size: 2rem; color: var(--secondary); line-height: 1; min-width: 40px; }
.why-point h4 { font-family: var(--font-heading); font-size: 1rem; color: var(--white); margin-bottom: 6px; }
.why-point p { font-size: 0.9rem; color: rgba(255,255,255,0.6); }

/* ===== REALISATIONS ===== */
.realizations-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.real-card { position: relative; overflow: hidden; height: 280px; cursor: pointer; }
.real-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.real-card:hover img { transform: scale(1.08); }
.real-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(26,46,90,0.95) 0%, transparent 60%); opacity: 0; transition: var(--transition); display: flex; align-items: flex-end; padding: 24px; }
.real-card:hover .real-overlay { opacity: 1; }
.real-tag { display: inline-block; background: var(--secondary); color: var(--white); font-size: 0.72rem; font-family: var(--font-heading); letter-spacing: 0.08em; padding: 3px 10px; margin-bottom: 8px; }
.real-content h4 { font-family: var(--font-heading); color: var(--white); font-size: 1rem; }
.real-content p { font-size: 0.85rem; color: rgba(255,255,255,0.7); }

/* ===== STATS ===== */
.stats-section { background: var(--secondary); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-box { text-align: center; padding: 50px 20px; border-right: 1px solid rgba(255,255,255,0.2); }
.stat-box:last-child { border-right: none; }
.stat-big { font-family: var(--font-heading); font-size: 3.5rem; color: var(--white); line-height: 1; display: block; }
.stat-label-big { font-size: 0.85rem; color: rgba(255,255,255,0.8); letter-spacing: 0.08em; text-transform: uppercase; margin-top: 8px; display: block; font-family: var(--font-heading); }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--light); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testi-card { background: var(--white); padding: 36px 28px; position: relative; transition: var(--transition); }
.testi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.testi-card::before { content: '"'; position: absolute; top: 12px; right: 24px; font-size: 5rem; color: rgba(232,119,34,0.12); font-family: Georgia, serif; line-height: 1; }
.testi-stars { display: flex; gap: 4px; margin-bottom: 16px; }
.testi-stars svg { width: 16px; height: 16px; fill: var(--secondary); }
.testi-text { font-size: 0.95rem; color: var(--gray); line-height: 1.8; font-style: italic; margin-bottom: 24px; }
.testi-author { display: flex; align-items: center; gap: 14px; border-top: 1px solid rgba(26,46,90,0.08); padding-top: 20px; }
.testi-avatar { width: 46px; height: 46px; background: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-heading); color: var(--white); font-size: 1rem; flex-shrink: 0; }
.testi-name { font-family: var(--font-heading); font-size: 0.9rem; color: var(--primary); }
.testi-role { font-size: 0.78rem; color: var(--gray); }

/* ===== CONTACT ===== */
.contact { background: var(--primary); }
.contact .section-title { color: var(--white); }
.contact .section-subtitle { color: rgba(255,255,255,0.65); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; }
.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-item { display: flex; gap: 20px; align-items: flex-start; }
.contact-icon { width: 50px; height: 50px; background: var(--secondary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 50%, calc(100% - 8px) 100%, 0 100%); }
.contact-icon svg { width: 22px; height: 22px; fill: none; stroke: white; stroke-width: 2; }
.contact-item-title { font-family: var(--font-heading); font-size: 0.85rem; letter-spacing: 0.1em; color: var(--secondary); text-transform: uppercase; margin-bottom: 4px; }
.contact-item-val { font-size: 0.95rem; color: rgba(255,255,255,0.85); }
.contact-form { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1); padding: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-family: var(--font-heading); font-size: 0.8rem; letter-spacing: 0.1em; color: rgba(255,255,255,0.7); text-transform: uppercase; margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.15); color: var(--white); font-family: var(--font-body); font-size: 0.95rem; padding: 14px 16px; outline: none; transition: var(--transition); }
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.35); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--secondary); }
.form-group select option { background: var(--primary); color: var(--white); }
.form-group textarea { resize: vertical; min-height: 130px; }
.whatsapp-cta { display: flex; align-items: center; gap: 16px; margin-top: 10px; flex-wrap: wrap; }
.whatsapp-btn { display: inline-flex; align-items: center; gap: 12px; background: #25D366; color: var(--white); font-family: var(--font-heading); font-size: 0.95rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 15px 28px; border: none; cursor: pointer; transition: var(--transition); }
.whatsapp-btn:hover { background: #1ebe5d; transform: translateY(-2px); }
.whatsapp-btn svg { width: 20px; height: 20px; fill: white; }

/* ===== FOOTER ===== */
footer { background: var(--dark); }
.footer-top { padding: 70px 0 50px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 50px; }
.footer-logo img { height: 52px; margin-bottom: 16px; }
.footer-logo p { font-size: 0.88rem; color: rgba(255,255,255,0.5); line-height: 1.8; max-width: 300px; }
.footer-socials { display: flex; gap: 10px; margin-top: 20px; }
.footer-socials a { width: 38px; height: 38px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.6); transition: var(--transition); }
.footer-socials a:hover { background: var(--secondary); border-color: var(--secondary); color: var(--white); }
.footer-socials svg { width: 16px; height: 16px; fill: currentColor; }
.footer-col h4 { font-family: var(--font-heading); font-size: 0.88rem; letter-spacing: 0.12em; color: var(--white); text-transform: uppercase; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 2px solid var(--secondary); display: inline-block; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.88rem; color: rgba(255,255,255,0.55); display: flex; align-items: center; gap: 8px; }
.footer-col ul li a::before { content: ''; width: 6px; height: 2px; background: var(--secondary); flex-shrink: 0; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--secondary); padding-left: 4px; }
.footer-contact-item { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; }
.footer-contact-item svg { width: 15px; height: 15px; fill: none; stroke: var(--secondary); stroke-width: 2; flex-shrink: 0; margin-top: 3px; }
.footer-contact-item span { font-size: 0.86rem; color: rgba(255,255,255,0.55); line-height: 1.5; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.07); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-legal { display: flex; align-items: center; gap: 10px; font-size: 0.78rem; }
.footer-legal a { color: rgba(255,255,255,0.4); border-bottom: 1px solid rgba(255,255,255,0.1); transition: var(--transition); }
.footer-legal a:hover { color: var(--secondary); }
.footer-legal span { color: rgba(255,255,255,0.2); }
.footer-copy { font-size: 0.82rem; color: rgba(255,255,255,0.4); }
.footer-copy span { color: var(--secondary); }
.footer-credit { font-size: 0.78rem; color: rgba(255,255,255,0.3); }
.footer-credit a { color: rgba(255,255,255,0.5); border-bottom: 1px solid rgba(255,255,255,0.15); }
.footer-credit a:hover { color: var(--secondary); }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero { padding: 160px 0 70px; background: linear-gradient(135deg, var(--dark), var(--primary)); position: relative; overflow: hidden; }
.page-hero::before { display: none; }
.page-hero h1 { color: var(--white); position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; gap: 8px; margin-top: 16px; position: relative; z-index: 2; }
.breadcrumb a { font-size: 0.85rem; color: rgba(255,255,255,0.6); }
.breadcrumb a:hover { color: var(--secondary); }
.breadcrumb-sep { font-size: 0.85rem; color: rgba(255,255,255,0.3); }
.breadcrumb-current { font-size: 0.85rem; color: var(--secondary); }

/* ===== ANIMATIONS ===== */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in-left.visible { opacity: 1; transform: translateX(0); }
.fade-in-right { opacity: 0; transform: translateX(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in-right.visible { opacity: 1; transform: translateX(0); }
.delay-1 { transition-delay: 0.1s; } .delay-2 { transition-delay: 0.2s; } .delay-3 { transition-delay: 0.3s; } .delay-4 { transition-delay: 0.4s; } .delay-5 { transition-delay: 0.5s; }

/* ===== RESPONSIVE ===== */
.hamburger { display: none; }
@media (max-width: 900px) {
  .hamburger { display: flex; background: none; border: none; }
  .nav-close { display: block; }
  .nav-menu { position: fixed; top: 0; right: -100%; width: 80%; max-width: 340px; height: 100vh; background: var(--dark); flex-direction: column; align-items: flex-start; padding: 80px 30px 40px; gap: 4px; transition: right 0.35s ease; box-shadow: -4px 0 40px rgba(0,0,0,0.3); z-index: 999; }
  .nav-menu.open { right: 0; }
  .nav-menu a { font-size: 1rem; padding: 12px 0; width: 100%; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .nav-cta { margin-top: 16px; clip-path: none !important; text-align: center; }
  .menu-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 998; }
  .menu-overlay.open { display: block; }
  .top-bar-left { display: none; }
}
@media (max-width: 768px) {
  .services-bar-inner { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .why-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid, .realizations-grid, .testimonials-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .form-row { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .about-badge { right: 0; bottom: 0; }
}
@media (max-width: 480px) {
  .services-bar-inner { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .top-bar-right { display: none; }
}

/* ===== LANGUAGE SWITCHER ===== */
.lang-switcher { display: flex; align-items: center; gap: 4px; margin-left: 12px; border-left: 1px solid rgba(255,255,255,0.2); padding-left: 14px; }
.lang-btn { font-family: var(--font-heading); font-size: 0.78rem; letter-spacing: 0.1em; color: rgba(255,255,255,0.6); background: none; border: none; cursor: pointer; padding: 4px 8px; transition: var(--transition); text-transform: uppercase; }
.lang-btn:hover, .lang-btn.active { color: var(--secondary); }
.lang-sep { color: rgba(255,255,255,0.25); font-size: 0.7rem; }

/* ===== LOGO IMAGE ===== */
.logo-img-real { height: 64px; width: auto; object-fit: contain; filter: drop-shadow(0 0 1px rgba(255,255,255,0.1)); }

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float { position: fixed; bottom: 28px; right: 28px; z-index: 9999; width: 56px; height: 56px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.5); cursor: pointer; transition: all 0.3s ease; text-decoration: none; }
.whatsapp-float:hover { transform: scale(1.12) translateY(-3px); box-shadow: 0 8px 30px rgba(37,211,102,0.6); background: #1ebe5d; }
.whatsapp-float svg { width: 30px; height: 30px; fill: white; }
.whatsapp-float-tooltip { position: absolute; right: 68px; background: #1a2e5a; color: white; font-family: var(--font-heading); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; padding: 8px 14px; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity 0.2s ease; clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 50%, calc(100% - 8px) 100%, 0 100%); }
.whatsapp-float:hover .whatsapp-float-tooltip { opacity: 1; }
.whatsapp-float-pulse { position: absolute; inset: -4px; border-radius: 50%; border: 2px solid rgba(37,211,102,0.5); animation: wapulse 2s ease-out infinite; }
@keyframes wapulse { 0% { transform: scale(1); opacity: 0.8; } 100% { transform: scale(1.6); opacity: 0; } }

/* ===== PORTFOLIO FILTER ===== */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 40px; justify-content: center; }
.filter-btn { font-family: var(--font-heading); font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 10px 22px; border: 2px solid rgba(26,46,90,0.2); background: transparent; color: var(--gray); cursor: pointer; transition: var(--transition); }
.filter-btn:hover, .filter-btn.active { background: var(--secondary); border-color: var(--secondary); color: var(--white); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.portfolio-item { position: relative; overflow: hidden; cursor: pointer; }
.portfolio-item img { width: 100%; height: 300px; object-fit: cover; transition: transform 0.6s ease; display: block; }
.portfolio-item:hover img { transform: scale(1.06); }
.portfolio-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(26,46,90,0.92) 0%, rgba(26,46,90,0.2) 60%, transparent 100%); display: flex; align-items: flex-end; padding: 24px; transition: var(--transition); }
.portfolio-item:hover .portfolio-overlay { background: linear-gradient(to top, rgba(26,46,90,0.97) 0%, rgba(26,46,90,0.5) 60%, rgba(26,46,90,0.1) 100%); }
.portfolio-tag { display: inline-block; background: var(--secondary); color: white; font-family: var(--font-heading); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 12px; margin-bottom: 8px; }
.portfolio-title { font-family: var(--font-heading); color: white; font-size: 1rem; margin-bottom: 4px; text-transform: uppercase; letter-spacing: 0.04em; }
.portfolio-sub { font-size: 0.83rem; color: rgba(255,255,255,0.7); }
.portfolio-item-large { grid-column: span 2; }
.portfolio-item-large img { height: 380px; }
@media (max-width: 768px) { .portfolio-grid { grid-template-columns: 1fr; } .portfolio-item-large { grid-column: span 1; } .portfolio-item img, .portfolio-item-large img { height: 250px; } }


/* ===== BACK TO TOP ===== */
.back-to-top { position: fixed; bottom: 94px; right: 32px; z-index: 9998; width: 44px; height: 44px; background: var(--primary); color: white; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; opacity: 0; transform: translateY(20px); transition: all 0.3s ease; border-radius: 4px; box-shadow: 0 4px 16px rgba(26,46,90,0.35); }
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: var(--secondary); transform: translateY(-3px); }

/* ===== HERO SLIDESHOW ===== */
.hero-slides { position: absolute; inset: 0; overflow: hidden; }
.hero-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.2s ease; }
.hero-slide.active { opacity: 0.18; }

/* ===== PAGE HERO SLIDESHOW ===== */
.page-hero { position: relative; overflow: hidden; }
.page-hero-slides { position: absolute; inset: 0; }
.page-hero-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.2s ease; }
.page-hero-slide.active { opacity: 0.12; }

/* ===== TOP BAR ===== */
.top-bar { background: var(--primary); border-bottom: 1px solid rgba(255,255,255,0.08); }
.top-bar-inner { display: flex; align-items: center; justify-content: space-between; padding: 9px 0; gap: 16px; }
.top-bar-left { display: flex; align-items: center; gap: 20px; }
.top-bar-left a { display: flex; align-items: center; gap: 7px; font-size: 0.8rem; color: rgba(255,255,255,0.75); font-family: var(--font-body); text-decoration: none; transition: var(--transition); }
.top-bar-left a:hover { color: var(--secondary); }
.top-bar-right { font-size: 0.8rem; color: rgba(255,255,255,0.6); }
#header { top: 0; }

/* ===== MOBILE CLOSE BUTTON ===== */
.nav-close { display: none; position: absolute; top: 20px; right: 20px; background: none; border: none; cursor: pointer; padding: 8px; color: rgba(255,255,255,0.7); transition: var(--transition); z-index: 1001; }
.nav-close:hover { color: var(--secondary); }
.nav-close svg { width: 24px; height: 24px; display: block; }