/* ========================================
   DE LA ROSA ROOFING - MASTER STYLESHEET
   ======================================== */

/* --- Custom Properties --- */
:root {
  --color-dark: #0b0c10;
  --color-dark-2: #1a1a2e;
  --color-dark-3: #16213e;
  --color-navy: #0f3460;
  --color-accent: #e94560;
  --color-accent-hover: #d63851;
  --color-white: #ffffff;
  --color-light: #f0f0f0;
  --color-gray: #8892b0;
  --color-gray-light: #ccd6f6;
  --color-card-bg: rgba(26, 26, 46, 0.7);
  --color-glass: rgba(255, 255, 255, 0.05);
  --color-glass-border: rgba(255, 255, 255, 0.1);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.4);
  --shadow-accent: 0 4px 20px rgba(233,69,96,0.3);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--color-dark);
  color: var(--color-gray-light);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-white); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 { color: var(--color-white); line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.5rem); }
p { margin-bottom: 1rem; }
.container { width: 90%; max-width: var(--max-width); margin: 0 auto; }

/* --- Header --- */
.header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.header.scrolled {
  background: rgba(11, 12, 16, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.header-container {
  display: flex; align-items: center; justify-content: space-between;
  max-width: var(--max-width); margin: 0 auto;
  padding: 1rem 5%; height: 80px;
}
.logo img { height: 50px; width: auto; transition: transform var(--transition); }
.logo img:hover { transform: scale(1.05); }
.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  color: var(--color-gray-light); font-size: 0.95rem; font-weight: 500;
  position: relative; padding: 0.25rem 0;
  transition: color var(--transition);
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -2px; left: 0;
  width: 0; height: 2px; background: var(--color-accent);
  transition: width var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--color-white); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.header-cta {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--color-accent); color: var(--color-white);
  padding: 0.6rem 1.4rem; border-radius: 50px; font-weight: 600;
  font-size: 0.9rem; transition: all var(--transition); border: none; cursor: pointer;
}
.header-cta:hover {
  background: var(--color-accent-hover); color: var(--color-white);
  transform: translateY(-2px); box-shadow: var(--shadow-accent);
}
.header-cta svg { width: 16px; height: 16px; }
.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  background: none; border: none; padding: 4px; z-index: 1001;
}
.hamburger span {
  width: 28px; height: 3px; background: var(--color-white);
  border-radius: 3px; transition: all var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.hamburger.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 2rem; border-radius: 50px; font-weight: 600;
  font-size: 1rem; cursor: pointer; border: none;
  transition: all var(--transition); text-align: center;
}
.btn-primary {
  background: var(--color-accent); color: var(--color-white);
}
.btn-primary:hover {
  background: var(--color-accent-hover); color: var(--color-white);
  transform: translateY(-3px); box-shadow: var(--shadow-accent);
}
.btn-outline {
  background: transparent; color: var(--color-white);
  border: 2px solid var(--color-white);
}
.btn-outline:hover {
  background: var(--color-white); color: var(--color-dark);
  transform: translateY(-3px);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-3) 50%, var(--color-navy) 100%);
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url('../images/gallery-1.webp') center/cover no-repeat;
  opacity: 0.15; z-index: 0;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,12,16,0.7) 0%, rgba(11,12,16,0.3) 50%, rgba(11,12,16,0.9) 100%);
  z-index: 1;
}
.hero-content {
  position: relative; z-index: 2; max-width: 700px;
  padding: 0 5%; animation: fadeInUp 1s ease-out;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--color-glass); border: 1px solid var(--color-glass-border);
  padding: 0.5rem 1rem; border-radius: 50px; font-size: 0.85rem;
  color: var(--color-accent); margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}
.hero-badge svg { width: 14px; height: 14px; fill: var(--color-accent); }
.hero h1 { margin-bottom: 0.5rem; }
.hero h1 span { color: var(--color-accent); }
.hero .subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem); color: var(--color-gray);
  margin-bottom: 1rem; font-weight: 300;
}
.hero p { font-size: 1.05rem; color: var(--color-gray); margin-bottom: 2rem; max-width: 560px; }
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }

/* --- Page Hero (Subpages) --- */
.page-hero {
  min-height: 350px; display: flex; align-items: center;
  position: relative; overflow: hidden; padding-top: 80px;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-3) 50%, var(--color-navy) 100%);
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: url('../images/gallery-1.webp') center/cover no-repeat;
  opacity: 0.1; z-index: 0;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,12,16,0.8) 0%, rgba(11,12,16,0.6) 100%);
  z-index: 1;
}
.page-hero-content {
  position: relative; z-index: 2; text-align: center;
  width: 100%; padding: 3rem 5%;
}
.page-hero h1 { margin-bottom: 0.5rem; }
.breadcrumb { color: var(--color-gray); font-size: 0.9rem; }
.breadcrumb a { color: var(--color-accent); }
.breadcrumb span { margin: 0 0.5rem; }

/* --- Stats Bar --- */
.stats {
  background: linear-gradient(135deg, var(--color-dark-2) 0%, var(--color-dark-3) 100%);
  border-top: 1px solid var(--color-glass-border);
  border-bottom: 1px solid var(--color-glass-border);
  padding: 3rem 0;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
  text-align: center;
}
.stat-item h3 {
  font-size: clamp(2rem, 4vw, 3rem); color: var(--color-accent);
  font-weight: 800; margin-bottom: 0.25rem;
}
.stat-item p { color: var(--color-gray); font-size: 0.95rem; font-weight: 500; }

/* --- Section Styling --- */
.section { padding: 5rem 0; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .label {
  color: var(--color-accent); font-size: 0.9rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 0.5rem;
  display: block;
}
.section-header h2 { margin-bottom: 1rem; }
.section-header p { color: var(--color-gray); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }

/* --- Service Cards --- */
.services-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md); padding: 2rem;
  transition: all var(--transition); position: relative; overflow: hidden;
  backdrop-filter: blur(10px);
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 100%; height: 3px; background: var(--color-accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover {
  transform: translateY(-8px); border-color: var(--color-accent);
  box-shadow: var(--shadow-lg);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card-icon {
  width: 60px; height: 60px; border-radius: var(--radius-sm);
  background: rgba(233, 69, 96, 0.1); display: flex;
  align-items: center; justify-content: center; margin-bottom: 1.5rem;
}
.service-card-icon svg { width: 28px; height: 28px; fill: var(--color-accent); stroke: var(--color-accent); }
.service-card h3 { margin-bottom: 0.75rem; font-size: 1.25rem; }
.service-card p { color: var(--color-gray); font-size: 0.95rem; margin-bottom: 1rem; }
.service-card .learn-more {
  color: var(--color-accent); font-weight: 600; font-size: 0.9rem;
  display: inline-flex; align-items: center; gap: 0.3rem;
}
.service-card .learn-more:hover { color: var(--color-white); gap: 0.6rem; }

/* --- About Preview --- */
.about-preview {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem;
  align-items: center;
}
.about-image {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-lg); position: relative;
}
.about-image img { width: 100%; height: 400px; object-fit: cover; }
.about-image::after {
  content: ''; position: absolute; inset: 0;
  border: 2px solid var(--color-accent); border-radius: var(--radius-lg);
  transform: translate(15px, 15px); z-index: -1;
}
.about-content h2 { margin-bottom: 1rem; }
.about-content .label {
  color: var(--color-accent); font-size: 0.9rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 0.5rem;
  display: block;
}
.about-content p { color: var(--color-gray); margin-bottom: 1.5rem; }
.about-features { display: flex; flex-direction: column; gap: 0.75rem; margin-bottom: 2rem; }
.about-feature {
  display: flex; align-items: center; gap: 0.75rem;
  color: var(--color-gray-light); font-size: 0.95rem;
}
.about-feature svg { width: 20px; height: 20px; fill: var(--color-accent); flex-shrink: 0; }

/* --- Testimonials --- */
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}
.testimonial-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md); padding: 2rem;
  transition: all var(--transition); position: relative;
  backdrop-filter: blur(10px);
}
.testimonial-card:hover {
  transform: translateY(-5px); border-color: rgba(233,69,96,0.3);
  box-shadow: var(--shadow-md);
}
.testimonial-stars { color: #ffc107; font-size: 1.1rem; margin-bottom: 1rem; letter-spacing: 2px; }
.testimonial-card p { color: var(--color-gray-light); font-style: italic; margin-bottom: 1.5rem; font-size: 0.95rem; line-height: 1.8; }
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-avatar {
  width: 45px; height: 45px; border-radius: 50%;
  background: var(--color-accent); display: flex;
  align-items: center; justify-content: center;
  color: var(--color-white); font-weight: 700; font-size: 1.1rem;
}
.testimonial-name { color: var(--color-white); font-weight: 600; font-size: 0.95rem; }
.testimonial-role { color: var(--color-gray); font-size: 0.85rem; }

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-accent) 0%, #c0392b 100%);
  padding: 4rem 0; text-align: center; position: relative; overflow: hidden;
}
.cta-banner::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='0.05'%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");
}
.cta-banner h2 { color: var(--color-white); margin-bottom: 1rem; position: relative; }
.cta-banner p { color: rgba(255,255,255,0.9); margin-bottom: 2rem; font-size: 1.1rem; position: relative; }
.cta-banner .btn { position: relative; }

/* --- Gallery --- */
.gallery-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.gallery-item {
  position: relative; border-radius: var(--radius-md); overflow: hidden;
  cursor: pointer; aspect-ratio: 4/3;
}
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-item::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(233,69,96,0.6) 100%);
  opacity: 0; transition: opacity var(--transition);
}
.gallery-item:hover img { transform: scale(1.1); }
.gallery-item:hover::after { opacity: 1; }
.gallery-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 1.5rem; z-index: 2; transform: translateY(20px);
  opacity: 0; transition: all var(--transition);
}
.gallery-item:hover .gallery-overlay { transform: translateY(0); opacity: 1; }
.gallery-overlay p { color: var(--color-white); font-weight: 600; font-size: 1rem; margin: 0; }

/* --- Lightbox --- */
.lightbox {
  display: none; position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.95); align-items: center; justify-content: center;
  padding: 2rem;
}
.lightbox.active { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; object-fit: contain; border-radius: var(--radius-sm); }
.lightbox-close {
  position: absolute; top: 1.5rem; right: 2rem;
  color: var(--color-white); font-size: 2rem; cursor: pointer;
  background: none; border: none; z-index: 10000;
  transition: color var(--transition);
}
.lightbox-close:hover { color: var(--color-accent); }

/* --- Contact --- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem;
}
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.3rem; }
.form-group label { color: var(--color-gray-light); font-size: 0.9rem; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
  background: var(--color-card-bg); border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm); padding: 0.85rem 1rem;
  color: var(--color-white); font-family: var(--font-body); font-size: 1rem;
  transition: border-color var(--transition);
  -webkit-appearance: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--color-accent);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--color-dark-2); color: var(--color-white); }
.contact-info-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md); padding: 2rem;
  backdrop-filter: blur(10px);
}
.contact-info-item {
  display: flex; align-items: flex-start; gap: 1rem;
  margin-bottom: 1.5rem; padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-glass-border);
}
.contact-info-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.contact-info-icon {
  width: 45px; height: 45px; border-radius: var(--radius-sm);
  background: rgba(233,69,96,0.1); display: flex;
  align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-info-icon svg { width: 20px; height: 20px; fill: var(--color-accent); }
.contact-info-item h4 { color: var(--color-white); font-size: 1rem; margin-bottom: 0.25rem; }
.contact-info-item p { color: var(--color-gray); font-size: 0.9rem; margin: 0; }
.map-container {
  border-radius: var(--radius-md); overflow: hidden;
  margin-top: 1.5rem; border: 1px solid var(--color-glass-border);
}
.map-container iframe { width: 100%; height: 250px; border: none; filter: grayscale(0.5) contrast(1.1); }

/* --- Process Steps --- */
.process-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem;
  text-align: center; position: relative;
}
.process-grid::before {
  content: ''; position: absolute; top: 35px;
  left: 12.5%; width: 75%; height: 2px;
  background: var(--color-glass-border);
}
.process-step { position: relative; z-index: 1; }
.process-number {
  width: 70px; height: 70px; border-radius: 50%;
  background: var(--color-card-bg); border: 2px solid var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem; font-size: 1.5rem; font-weight: 800;
  color: var(--color-accent);
}
.process-step h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.process-step p { color: var(--color-gray); font-size: 0.9rem; }

/* --- Why Choose Us --- */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md); padding: 2rem;
  text-align: center; transition: all var(--transition);
  backdrop-filter: blur(10px);
}
.feature-card:hover {
  transform: translateY(-5px); border-color: var(--color-accent);
}
.feature-card svg { width: 40px; height: 40px; fill: var(--color-accent); margin-bottom: 1rem; }
.feature-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.feature-card p { color: var(--color-gray); font-size: 0.9rem; margin: 0; }

/* --- Social Icons --- */
.social-links { display: flex; gap: 0.75rem; }
.social-links a {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--color-glass-border);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.social-links a:hover {
  background: var(--color-accent); border-color: var(--color-accent);
}
.social-links a svg { width: 18px; height: 18px; fill: var(--color-gray-light); }
.social-links a:hover svg { fill: var(--color-white); }

/* --- Footer --- */
.footer {
  background: var(--color-dark-2); border-top: 1px solid var(--color-glass-border);
  padding: 4rem 0 0;
}
.footer-container {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem; max-width: var(--max-width); margin: 0 auto;
  padding: 0 5%;
}
.footer-col h4 {
  color: var(--color-white); font-size: 1.1rem;
  margin-bottom: 1.25rem; position: relative; padding-bottom: 0.75rem;
}
.footer-col h4::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 30px; height: 2px; background: var(--color-accent);
}
.footer-col p { color: var(--color-gray); font-size: 0.9rem; line-height: 1.8; }
.footer-col ul li { margin-bottom: 0.6rem; }
.footer-col ul a { color: var(--color-gray); font-size: 0.9rem; }
.footer-col ul a:hover { color: var(--color-accent); padding-left: 5px; }
.footer-logo { height: 45px; width: auto; margin-bottom: 1rem; }
.footer-bottom {
  border-top: 1px solid var(--color-glass-border);
  padding: 1.5rem 5%; margin-top: 3rem; text-align: center;
}
.footer-bottom p { color: var(--color-gray); font-size: 0.85rem; margin: 0; }

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}
.fade-in {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* --- Mobile Nav --- */
@media (max-width: 768px) {
  .nav-links {
    position: fixed; top: 0; right: -100%; width: 80%; max-width: 320px;
    height: 100vh; background: rgba(11,12,16,0.98);
    flex-direction: column; justify-content: center; align-items: center;
    gap: 2rem; transition: right var(--transition);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--color-glass-border);
  }
  .nav-links.active { right: 0; }
  .nav-links a { font-size: 1.2rem; }
  .hamburger { display: flex; }
  .header-cta.desktop-only { display: none; }
}

/* --- Responsive --- */
@media (max-width: 992px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-preview { grid-template-columns: 1fr; gap: 2rem; }
  .about-image { order: -1; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
}
@media (max-width: 768px) {
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
  .hero { min-height: 90vh; }
  .hero-content { padding-top: 5rem; }
  .section { padding: 3.5rem 0; }
  .page-hero { min-height: 280px; }
}
@media (max-width: 576px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .footer-container { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
  .process-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
}