/* ===================================
   NR Blinds - Main Stylesheet
   Modern, Clean, Professional
=================================== */

:root {
    --navy: #0B2B5C;
    --navy-dark: #071d3f;
    --navy-light: #1a3d72;
    --teal: #00A9B8;
    --teal-light: #00c4d6;
    --teal-dark: #008a97;
    --bg: #ffffff;
    --bg-section: #F7F9FB;
    --bg-card: #ffffff;
    --text: #333333;
    --text-light: #666666;
    --text-muted: #999999;
    --border: #e8edf2;
    --shadow-sm: 0 2px 8px rgba(11,43,92,0.06);
    --shadow-md: 0 4px 20px rgba(11,43,92,0.10);
    --shadow-lg: 0 8px 40px rgba(11,43,92,0.14);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: 0.3s ease;
    --font-body: 'DM Sans', sans-serif;
    --font-display: 'Playfair Display', serif;
}

/* Reset & Base */
*, *::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(--text); background: var(--bg); line-height: 1.65; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font-body); }

/* Container */
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* ===== TOPBAR ===== */
.topbar { background: var(--navy-dark); color: #c8d6e8; font-size: 0.82rem; padding: 8px 0; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.topbar-left, .topbar-right { display: flex; gap: 20px; align-items: center; }
.topbar a { color: #c8d6e8; transition: color var(--transition); }
.topbar a:hover { color: var(--teal); }
.topbar i { margin-right: 5px; color: var(--teal); }

/* ===== HEADER ===== */
.header {
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 1000;
    transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-md); }
.header-inner { display: flex; align-items: center; gap: 32px; padding: 14px 24px; max-width: 1240px; margin: 0 auto; }

/* Logo */
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon {
    width: 42px; height: 42px;
    background: linear-gradient(135deg, var(--navy), var(--teal));
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 1.1rem;
}
.logo-text { display: flex; flex-direction: column; }
.logo-name { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; color: var(--navy); line-height: 1; }
.logo-tag { font-size: 0.7rem; color: var(--teal); font-weight: 500; letter-spacing: 0.5px; }

/* Nav */
.nav { display: flex; gap: 6px; margin-left: auto; }
.nav a {
    padding: 8px 14px; border-radius: 8px;
    font-size: 0.9rem; font-weight: 500; color: var(--text);
    transition: all var(--transition);
    position: relative;
}
.nav a:hover, .nav a.active { color: var(--navy); background: var(--bg-section); }
.nav a.active { color: var(--teal); }

/* Header Actions */
.header-actions { display: flex; gap: 10px; }
.btn-whatsapp {
    display: flex; align-items: center; gap: 6px;
    background: #25D366; color: white;
    padding: 9px 16px; border-radius: 8px;
    font-size: 0.85rem; font-weight: 600;
    transition: all var(--transition);
}
.btn-whatsapp:hover { background: #20bd5a; transform: translateY(-1px); }
.btn-call {
    display: flex; align-items: center; gap: 6px;
    background: var(--navy); color: white;
    padding: 9px 16px; border-radius: 8px;
    font-size: 0.85rem; font-weight: 600;
    transition: all var(--transition);
}
.btn-call:hover { background: var(--navy-light); transform: translateY(-1px); }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: all var(--transition); display: block; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 13px 28px; border-radius: 10px;
    font-family: var(--font-body); font-size: 0.95rem; font-weight: 600;
    border: 2px solid transparent;
    transition: all var(--transition); cursor: pointer;
}
.btn-primary { background: var(--teal); color: white; border-color: var(--teal); }
.btn-primary:hover { background: var(--teal-dark); border-color: var(--teal-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,169,184,0.35); }
.btn-outline { background: transparent; color: white; border-color: rgba(255,255,255,0.6); }
.btn-outline:hover { background: white; color: var(--navy); border-color: white; transform: translateY(-2px); }
.btn-navy { background: var(--navy); color: white; border-color: var(--navy); }
.btn-navy:hover { background: var(--navy-light); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-sm { padding: 9px 20px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1rem; }

/* ===== SECTION STYLES ===== */
.section { padding: 90px 0; }
.section-alt { background: var(--bg-section); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,169,184,0.1); color: var(--teal);
    padding: 6px 16px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.8px;
    text-transform: uppercase; margin-bottom: 16px;
}
.section-tag::before { content: ''; width: 6px; height: 6px; background: var(--teal); border-radius: 50%; }
.section-title { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.6rem); color: var(--navy); margin-bottom: 16px; line-height: 1.2; }
.section-subtitle { font-size: 1.05rem; color: var(--text-light); max-width: 560px; margin: 0 auto; }

/* ===== HERO SECTION ===== */
.hero {
    min-height: calc(100vh - 110px);
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, var(--navy-light) 100%);
    display: flex; align-items: center;
    position: relative; overflow: hidden;
    padding: 80px 0;
}
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(0,169,184,0.2); border: 1px solid rgba(0,169,184,0.4);
    color: var(--teal); padding: 7px 18px; border-radius: 50px;
    font-size: 0.82rem; font-weight: 600; letter-spacing: 0.5px;
    margin-bottom: 24px;
}
.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    color: white; line-height: 1.15; margin-bottom: 20px;
}
.hero-title span { color: var(--teal); }
.hero-subtitle { font-size: 1.1rem; color: rgba(255,255,255,0.75); margin-bottom: 36px; line-height: 1.7; max-width: 480px; }
.hero-pills { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-pill {
    background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.85);
    padding: 5px 14px; border-radius: 20px;
    font-size: 0.82rem; font-weight: 500;
    border: 1px solid rgba(255,255,255,0.2);
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 36px; }
.hero-stat { }
.hero-stat .stat-num { font-size: 1.8rem; font-weight: 700; color: white; line-height: 1; }
.hero-stat .stat-num span { color: var(--teal); }
.hero-stat .stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.6); margin-top: 3px; }

.hero-visual { position: relative; }
.hero-image-frame {
    position: relative;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-lg);
    padding: 6px;
    backdrop-filter: blur(10px);
}
.hero-image-frame img { border-radius: 16px; width: 100%; height: 480px; object-fit: cover; }
.hero-card-float {
    position: absolute; bottom: -20px; left: -24px;
    background: white; border-radius: var(--radius);
    padding: 16px 20px; box-shadow: var(--shadow-lg);
    display: flex; align-items: center; gap: 12px;
    min-width: 200px;
}
.hero-card-float .hcf-icon { width: 42px; height: 42px; background: rgba(0,169,184,0.1); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--teal); font-size: 1.1rem; }
.hero-card-float .hcf-text .hcf-title { font-size: 0.82rem; color: var(--text-light); }
.hero-card-float .hcf-text .hcf-val { font-weight: 700; color: var(--navy); font-size: 0.95rem; }
.hero-rating {
    position: absolute; top: 24px; right: -16px;
    background: white; border-radius: var(--radius);
    padding: 12px 16px; box-shadow: var(--shadow-lg);
    text-align: center;
}
.hero-rating .stars { color: #f59e0b; font-size: 0.85rem; margin-bottom: 2px; }
.hero-rating .rating-num { font-weight: 700; color: var(--navy); font-size: 1.1rem; }
.hero-rating .rating-label { font-size: 0.72rem; color: var(--text-muted); }

/* ===== SERVICES ===== */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.service-card {
    background: white; border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all var(--transition);
    cursor: pointer;
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card-img { height: 220px; overflow: hidden; background: var(--bg-section); position: relative; }
.service-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.service-card:hover .service-card-img img { transform: scale(1.06); }
.service-card-badge {
    position: absolute; top: 14px; right: 14px;
    background: var(--teal); color: white;
    font-size: 0.72rem; font-weight: 600; padding: 4px 10px; border-radius: 20px;
}
.service-card-body { padding: 24px; }
.service-card-icon { width: 44px; height: 44px; background: rgba(0,169,184,0.1); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--teal); font-size: 1.1rem; margin-bottom: 14px; }
.service-card-body h3 { font-size: 1.1rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.service-card-body p { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; margin-bottom: 16px; }
.service-card-link { font-size: 0.85rem; font-weight: 600; color: var(--teal); display: flex; align-items: center; gap: 6px; transition: gap var(--transition); }
.service-card:hover .service-card-link { gap: 10px; }

/* ===== WHY US ===== */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 32px; }
.why-card { text-align: center; padding: 36px 28px; background: white; border-radius: var(--radius-lg); border: 1px solid var(--border); transition: all var(--transition); }
.why-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); border-color: transparent; }
.why-icon { width: 64px; height: 64px; background: linear-gradient(135deg, var(--navy), var(--teal)); border-radius: 16px; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.5rem; margin: 0 auto 20px; }
.why-card h3 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.why-card p { font-size: 0.87rem; color: var(--text-light); line-height: 1.6; }

/* ===== GALLERY ===== */
.gallery-filters { display: flex; gap: 10px; justify-content: center; margin-bottom: 40px; flex-wrap: wrap; }
.filter-btn {
    padding: 8px 20px; border-radius: 8px;
    font-size: 0.85rem; font-weight: 600;
    border: 1.5px solid var(--border);
    background: white; color: var(--text);
    cursor: pointer; transition: all var(--transition);
}
.filter-btn.active, .filter-btn:hover { background: var(--navy); color: white; border-color: var(--navy); }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery-item { position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer; }
.gallery-item:nth-child(1), .gallery-item:nth-child(4) { grid-row: span 1; }
.gallery-item img { width: 100%; height: 220px; object-fit: cover; transition: transform 0.5s ease; display: block; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(11,43,92,0.85) 0%, transparent 60%);
    opacity: 0; transition: opacity var(--transition);
    display: flex; flex-direction: column;
    justify-content: flex-end; padding: 20px;
    color: white;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay h4 { font-size: 0.9rem; font-weight: 600; margin-bottom: 4px; }
.gallery-overlay span { font-size: 0.78rem; color: rgba(255,255,255,0.7); }
.gallery-overlay .zoom-icon { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 44px; height: 44px; background: rgba(255,255,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; backdrop-filter: blur(4px); }

/* ===== PROCESS ===== */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.process-grid::before { content: ''; position: absolute; top: 40px; left: calc(12.5% + 20px); right: calc(12.5% + 20px); height: 2px; background: linear-gradient(to right, var(--teal), var(--navy)); z-index: 0; }
.process-step { text-align: center; padding: 20px; position: relative; z-index: 1; }
.process-num {
    width: 80px; height: 80px; margin: 0 auto 20px;
    background: white; border: 3px solid var(--border);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--navy);
    transition: all var(--transition);
    position: relative;
}
.process-step:hover .process-num { background: var(--navy); color: white; border-color: var(--navy); transform: scale(1.1); }
.process-step h3 { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.process-step p { font-size: 0.85rem; color: var(--text-light); line-height: 1.5; }

/* ===== TESTIMONIALS ===== */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.testimonial-card { background: white; border-radius: var(--radius-lg); padding: 32px; border: 1px solid var(--border); transition: all var(--transition); position: relative; }
.testimonial-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
.testimonial-stars { color: #f59e0b; font-size: 0.9rem; margin-bottom: 16px; }
.testimonial-card blockquote { font-size: 0.93rem; color: var(--text); line-height: 1.7; margin-bottom: 24px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
    width: 46px; height: 46px; border-radius: 50%;
    background: linear-gradient(135deg, var(--navy), var(--teal));
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 700; font-size: 0.85rem;
}
.author-info .name { font-weight: 700; font-size: 0.9rem; color: var(--navy); }
.author-info .location { font-size: 0.8rem; color: var(--text-muted); }
.testimonial-quote { position: absolute; top: 24px; right: 28px; color: var(--teal); opacity: 0.15; font-size: 3rem; font-family: var(--font-display); line-height: 1; }

/* ===== CONTACT FORM ===== */
.contact-section { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-form-card { background: white; border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-md); }
.form-title { font-family: var(--font-display); font-size: 1.6rem; color: var(--navy); margin-bottom: 8px; }
.form-subtitle { font-size: 0.9rem; color: var(--text-light); margin-bottom: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: 10px; font-family: var(--font-body);
    font-size: 0.9rem; color: var(--text);
    background: var(--bg-section);
    transition: all var(--transition);
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--teal); background: white; box-shadow: 0 0 0 3px rgba(0,169,184,0.1); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23666'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; background-size: 16px; }
.form-message { padding: 12px 16px; border-radius: 10px; font-size: 0.88rem; font-weight: 500; display: none; margin-top: 12px; }
.form-message.success { background: rgba(34,197,94,0.1); color: #15803d; border: 1px solid rgba(34,197,94,0.3); display: block; }
.form-message.error { background: rgba(239,68,68,0.1); color: #dc2626; border: 1px solid rgba(239,68,68,0.3); display: block; }

.contact-info { }
.contact-info-title { font-family: var(--font-display); font-size: 1.6rem; color: var(--navy); margin-bottom: 8px; }
.contact-info-subtitle { font-size: 0.9rem; color: var(--text-light); margin-bottom: 32px; }
.contact-cards { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
.contact-card { display: flex; gap: 16px; align-items: flex-start; padding: 20px; background: white; border-radius: var(--radius); border: 1px solid var(--border); }
.contact-card-icon { width: 44px; height: 44px; background: rgba(0,169,184,0.1); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--teal); font-size: 1.1rem; flex-shrink: 0; }
.contact-card-info h4 { font-size: 0.85rem; font-weight: 600; color: var(--navy); margin-bottom: 4px; }
.contact-card-info p, .contact-card-info a { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }
.contact-card-info a:hover { color: var(--teal); }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
.map-embed iframe { width: 100%; height: 300px; border: none; display: block; }

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, var(--navy), var(--navy-light));
    padding: 80px 0; text-align: center; position: relative; overflow: hidden;
}
.cta-section::before { content: ''; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Ccircle cx='20' cy='20' r='1' fill='%23ffffff' fill-opacity='0.05'/%3E%3C/g%3E%3C/svg%3E"); }
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 3vw, 2.6rem); color: white; margin-bottom: 14px; }
.cta-section p { font-size: 1.05rem; color: rgba(255,255,255,0.75); margin-bottom: 36px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-whatsapp { display: inline-flex; align-items: center; gap: 8px; background: #25D366; color: white; padding: 13px 28px; border-radius: 10px; font-weight: 600; font-size: 0.95rem; transition: all var(--transition); }
.cta-whatsapp:hover { background: #20bd5a; transform: translateY(-2px); }

/* ===== ABOUT PAGE ===== */
.about-hero { background: linear-gradient(135deg, var(--navy-dark), var(--navy)); padding: 80px 0; text-align: center; }
.about-hero h1 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); color: white; margin-bottom: 16px; }
.about-hero p { font-size: 1.1rem; color: rgba(255,255,255,0.75); max-width: 560px; margin: 0 auto; }
.page-hero { background: linear-gradient(135deg, var(--navy-dark), var(--navy)); padding: 70px 0; text-align: center; }
.page-hero h1 { font-family: var(--font-display); font-size: clamp(1.8rem, 3.5vw, 2.8rem); color: white; margin-bottom: 12px; }
.page-hero p { font-size: 1rem; color: rgba(255,255,255,0.7); }
.page-hero .breadcrumb { display: flex; justify-content: center; gap: 8px; font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: 12px; }
.page-hero .breadcrumb a { color: var(--teal); }
.page-hero .breadcrumb span { color: rgba(255,255,255,0.4); }

.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.stat-card { text-align: center; padding: 36px 24px; background: white; border-radius: var(--radius-lg); border: 1px solid var(--border); }
.stat-card .stat-number { font-family: var(--font-display); font-size: 2.8rem; font-weight: 700; color: var(--navy); line-height: 1; margin-bottom: 8px; }
.stat-card .stat-number span { color: var(--teal); }
.stat-card .stat-label { font-size: 0.9rem; color: var(--text-light); font-weight: 500; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-img { border-radius: var(--radius-lg); overflow: hidden; }
.about-img img { width: 100%; height: 420px; object-fit: cover; }
.about-content .section-tag { justify-content: flex-start; }
.about-content h2 { font-family: var(--font-display); font-size: clamp(1.6rem, 2.5vw, 2.2rem); color: var(--navy); margin-bottom: 16px; line-height: 1.3; }
.about-content p { font-size: 0.93rem; color: var(--text-light); line-height: 1.75; margin-bottom: 16px; }
.about-list { display: flex; flex-direction: column; gap: 10px; margin: 20px 0; }
.about-list li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--text); }
.about-list li::before { content: ''; width: 8px; height: 8px; background: var(--teal); border-radius: 50%; flex-shrink: 0; }

.service-areas { }
.areas-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.area-chip { background: white; border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; text-align: center; font-size: 0.88rem; font-weight: 500; color: var(--navy); transition: all var(--transition); }
.area-chip:hover { background: var(--navy); color: white; border-color: var(--navy); transform: translateY(-2px); }
.area-chip i { display: block; color: var(--teal); margin-bottom: 4px; }

/* ===== LIGHTBOX ===== */
.lightbox { position: fixed; inset: 0; background: rgba(0,0,0,0.92); z-index: 9999; display: none; align-items: center; justify-content: center; }
.lightbox.active { display: flex; }
.lightbox-content { position: relative; max-width: 90vw; max-height: 90vh; }
.lightbox-content img { max-width: 90vw; max-height: 80vh; object-fit: contain; border-radius: 8px; }
.lightbox-close { position: absolute; top: -44px; right: 0; background: none; border: none; color: white; font-size: 1.8rem; cursor: pointer; padding: 4px; }
.lightbox-info { color: white; text-align: center; margin-top: 12px; }
.lightbox-info h4 { font-size: 1rem; margin-bottom: 4px; }
.lightbox-info span { font-size: 0.85rem; color: rgba(255,255,255,0.6); }
.lightbox-nav { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.15); border: none; color: white; width: 44px; height: 44px; border-radius: 50%; cursor: pointer; font-size: 1rem; display: flex; align-items: center; justify-content: center; transition: background var(--transition); backdrop-filter: blur(4px); }
.lightbox-nav:hover { background: rgba(255,255,255,0.25); }
.lightbox-prev { left: -60px; }
.lightbox-next { right: -60px; }

/* ===== MASONRY GALLERY ===== */
.masonry-grid { columns: 3; gap: 16px; }
.masonry-item { break-inside: avoid; margin-bottom: 16px; border-radius: var(--radius); overflow: hidden; cursor: pointer; position: relative; display: block; }
.masonry-item img { width: 100%; display: block; transition: transform 0.5s ease; }
.masonry-item:hover img { transform: scale(1.04); }
.masonry-item .masonry-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(11,43,92,0.85) 0%, transparent 50%); opacity: 0; transition: opacity var(--transition); display: flex; flex-direction: column; justify-content: flex-end; padding: 16px; color: white; }
.masonry-item:hover .masonry-overlay { opacity: 1; }

/* ===== FLOATING WA ===== */
.float-whatsapp {
    position: fixed; bottom: 28px; right: 28px; z-index: 999;
    width: 54px; height: 54px; background: #25D366; color: white;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; box-shadow: 0 4px 20px rgba(37,211,102,0.45);
    transition: all var(--transition);
}
.float-whatsapp:hover { transform: scale(1.1); background: #20bd5a; }

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed; bottom: 90px; right: 28px; z-index: 998;
    width: 42px; height: 42px; background: var(--navy); color: white;
    border-radius: 50%; border: none; display: none; align-items: center; justify-content: center;
    font-size: 0.9rem; box-shadow: var(--shadow-md); transition: all var(--transition);
}
.back-to-top.visible { display: flex; }
.back-to-top:hover { background: var(--teal); transform: translateY(-2px); }

/* ===== PLACEHOLDER IMAGES ===== */
.img-placeholder {
    background: linear-gradient(135deg, #e8edf2, #d1dce8);
    display: flex; align-items: center; justify-content: center;
    color: #a0b0c4; font-size: 2rem;
}

/* ===== FOOTER ===== */
.footer { background: #0a1f40; color: #94a6be; }
.footer-top { padding: 70px 0 50px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo .logo-icon { width: 38px; height: 38px; background: linear-gradient(135deg, var(--teal), #007d89); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: white; }
.footer-logo span { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; color: white; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 24px; color: #7a8fa8; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 36px; height: 36px; background: rgba(255,255,255,0.07); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: #94a6be; transition: all var(--transition); }
.footer-social a:hover { background: var(--teal); color: white; }
.footer-col h4 { font-size: 0.88rem; font-weight: 700; color: white; letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 9px; }
.footer-col ul li a { font-size: 0.87rem; color: #7a8fa8; transition: color var(--transition); display: flex; align-items: center; gap: 6px; }
.footer-col ul li a:hover { color: var(--teal); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact li i { color: var(--teal); margin-top: 2px; width: 14px; flex-shrink: 0; }
.footer-whatsapp { display: inline-flex; align-items: center; gap: 8px; background: rgba(37,211,102,0.15); color: #25D366; border: 1px solid rgba(37,211,102,0.3); padding: 9px 16px; border-radius: 8px; font-size: 0.85rem; font-weight: 600; margin-top: 14px; transition: all var(--transition); }
.footer-whatsapp:hover { background: #25D366; color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-bottom p { font-size: 0.82rem; color: #5a6e85; }

/* ===== PAGE LOADER / SPINNER ===== */
.spinner { width: 18px; height: 18px; border: 2.5px solid rgba(255,255,255,0.4); border-top-color: white; border-radius: 50%; animation: spin 0.8s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== ALERT PLACEHOLDER ===== */
.img-fallback { background: linear-gradient(135deg, var(--bg-section), #dde5ef); display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 8px; color: #a0aec0; }
.img-fallback i { font-size: 2.5rem; }
.img-fallback span { font-size: 0.8rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .process-grid::before { display: none; }
    .hero-grid { gap: 40px; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .masonry-grid { columns: 2; }
}

@media (max-width: 768px) {
    .topbar { display: none; }
    .nav { display: none; position: fixed; top: 70px; left: 0; right: 0; background: white; padding: 20px; flex-direction: column; gap: 4px; box-shadow: var(--shadow-lg); z-index: 999; border-top: 1px solid var(--border); }
    .nav.open { display: flex; }
    .header-actions .btn-whatsapp { display: none; }
    .hamburger { display: flex; }
    .hero-grid { grid-template-columns: 1fr; }
    .hero-visual { display: none; }
    .hero-stats { gap: 24px; }
    .contact-section { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr 1fr; }
    .masonry-grid { columns: 2; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .process-grid { grid-template-columns: 1fr 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .section { padding: 60px 0; }
    .hero { padding: 60px 0; min-height: auto; }
}

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .masonry-grid { columns: 1; }
    .services-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr 1fr; }
    .hero-actions { flex-direction: column; }
    .lightbox-prev { left: -10px; }
    .lightbox-next { right: -10px; }
    .float-whatsapp { bottom: 20px; right: 20px; }
}