/* ===================================================
   GRUPO BONILLA — AAA Quality Website
   Premium Design System
   =================================================== */

/* ─── CSS Variables ────────────────────────────────── */
:root {
    /* Brand Colors */
    --primary: #c8102e;
    --primary-dark: #a00d24;
    --primary-light: #e8435a;
    --secondary: #1a1a2e;
    --secondary-light: #16213e;
    --accent: #d4a853;
    --accent-light: #e8c675;

    /* Neutrals */
    --dark: #0a0a0f;
    --dark-800: #1a1a25;
    --dark-700: #2a2a3a;
    --dark-600: #3a3a4e;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --light: #f8f9fa;
    --white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    --gradient-dark: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
    --gradient-text: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);

    /* Typography */
    --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1280px;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --shadow-glow: 0 0 40px rgba(200, 16, 46, 0.2);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* ─── Reset & Base ─────────────────────────────────── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    color: var(--dark-800);
    background-color: 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-base); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ─── Preloader ────────────────────────────────────── */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

.loader {
    text-align: center;
}

.loader-inner {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    justify-content: center;
}

.loader-block {
    width: 12px;
    height: 40px;
    background: var(--primary);
    border-radius: 3px;
    animation: loaderPulse 1.2s ease-in-out infinite;
}

.loader-block:nth-child(2) { animation-delay: 0.1s; height: 55px; }
.loader-block:nth-child(3) { animation-delay: 0.2s; height: 30px; }
.loader-block:nth-child(4) { animation-delay: 0.3s; height: 45px; }

@keyframes loaderPulse {
    0%, 100% { transform: scaleY(1); opacity: 0.5; }
    50% { transform: scaleY(1.4); opacity: 1; }
}

.loader-text {
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 6px;
    opacity: 0.7;
}

/* ─── Navigation ───────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
}

.logo-icon {
    width: 42px;
    height: 42px;
    color: var(--primary);
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-main {
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: 2px;
    line-height: 1.2;
}

.logo-sub {
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 3px;
    opacity: 0.6;
    text-transform: uppercase;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    color: rgba(255,255,255,0.8);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 8px;
    letter-spacing: 0.5px;
    position: relative;
    transition: var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255,255,255,0.1);
}

.nav-link-cta {
    background: var(--gradient-primary) !important;
    color: var(--white) !important;
    padding: 10px 24px !important;
    border-radius: 50px !important;
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition-base);
}

.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ─── Text Gradient ────────────────────────────────── */
.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Buttons ──────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(200, 16, 46, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(200, 16, 46, 0.4);
}

.btn-outline {
    border: 2px solid rgba(255,255,255,0.3);
    color: var(--white);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-3px);
}

.btn-outline-light {
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--white);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-3px);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ─── Hero ─────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    inset: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background: var(--slide-bg);
    opacity: 0;
    transition: opacity 1.2s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(200, 16, 46, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(212, 168, 83, 0.1) 0%, transparent 60%);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 780px;
    padding: 0 24px;
    margin-left: 8%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(200, 16, 46, 0.15);
    border: 1px solid rgba(200, 16, 46, 0.3);
    color: var(--primary-light);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 28px;
    backdrop-filter: blur(10px);
}

.hero-content h1 {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5.5vw, 4.5rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-content p {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-controls {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    gap: 12px;
}

.hero-control-btn {
    width: 40px;
    height: 4px;
    background: rgba(255,255,255,0.3);
    border-radius: 2px;
    overflow: hidden;
    transition: var(--transition-base);
}

.hero-control-btn.active {
    background: rgba(255,255,255,0.5);
}

.hero-control-btn span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--primary);
    border-radius: 2px;
}

.hero-control-btn.active span {
    animation: slideProgress 6s linear forwards;
}

@keyframes slideProgress {
    to { width: 100%; }
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    right: 40px;
    z-index: 20;
}

.hero-scroll a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.5);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.scroll-indicator {
    width: 20px;
    height: 32px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 10px;
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    animation: scrollBounce 2s ease infinite;
}

@keyframes scrollBounce {
    0%, 100% { top: 6px; opacity: 1; }
    50% { top: 16px; opacity: 0.3; }
}

.hero-stats {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.stat-card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 20px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    min-width: 140px;
    color: var(--white);
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
    display: inline;
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: inline;
}

.stat-label {
    font-size: 0.7rem;
    font-weight: 500;
    opacity: 0.6;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 4px;
}

/* ─── Sections Base ────────────────────────────────── */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(200, 16, 46, 0.08);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.section-tag-light {
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.8);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-title-light {
    color: var(--white);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ─── About Section ────────────────────────────────── */
.section-about {
    background: var(--light);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text .lead {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.6;
}

.about-text p {
    margin-bottom: 16px;
    color: var(--gray-500);
}

.about-features {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.feature-item h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin: 0;
}

.about-visual {
    position: relative;
}

.about-image-stack {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    left: -40px;
    width: 200px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 4px solid var(--white);
    box-shadow: var(--shadow-lg);
}

.about-experience-badge {
    position: absolute;
    top: -30px;
    right: -20px;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 24px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-glow);
}

.about-experience-badge .big-number {
    display: block;
    font-size: 2rem;
    font-weight: 900;
    line-height: 1;
}

.about-experience-badge .badge-text {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    opacity: 0.8;
    margin-top: 6px;
    display: block;
}

/* Image Placeholders */
.img-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.img-placeholder i {
    font-size: 3rem;
    opacity: 0.4;
}

.construction-img {
    background: linear-gradient(135deg, #2c3e50, #3498db);
    color: rgba(255,255,255,0.6);
    aspect-ratio: 4/3;
}

.fence-img {
    background: linear-gradient(135deg, #8e44ad, #c0392b);
    color: rgba(255,255,255,0.6);
    aspect-ratio: 1;
}

/* ─── Capacity Section ─────────────────────────────── */
.section-capacity {
    background: var(--secondary);
    position: relative;
    overflow: hidden;
}

.capacity-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(200, 16, 46, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(212, 168, 83, 0.05) 0%, transparent 50%);
}

.capacity-content {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.capacity-desc {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.6);
    max-width: 700px;
    margin: 0 auto 16px;
    line-height: 1.8;
}

.capacity-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.capacity-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 40px 28px;
    text-align: center;
    transition: var(--transition-base);
}

.capacity-card:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(200, 16, 46, 0.3);
    transform: translateY(-8px);
}

.capacity-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: rgba(200, 16, 46, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--primary);
}

.capacity-card h3 {
    color: var(--white);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.capacity-card p {
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    line-height: 1.6;
}

/* ─── Services Section ─────────────────────────────── */
.section-services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.service-card:hover {
    border-color: transparent;
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card.featured {
    border-color: var(--primary);
    background: linear-gradient(180deg, rgba(200,16,46,0.02) 0%, var(--white) 100%);
}

.service-card.featured::before {
    transform: scaleX(1);
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: 50px;
}

.service-icon-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(200, 16, 46, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--primary);
}

.service-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--gray-200);
    line-height: 1;
}

.service-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card > p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--dark-700);
    font-weight: 500;
}

.service-features li i {
    color: var(--primary);
    font-size: 0.7rem;
}

/* ─── Companies Section ────────────────────────────── */
.section-companies {
    background: var(--light);
}

.companies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.company-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 1px solid transparent;
    display: flex;
    flex-direction: column;
}

.company-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.company-card.highlight {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.company-card.highlight::after {
    content: 'FABRICANTE';
    position: absolute;
    top: -12px;
    right: 24px;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 16px;
    border-radius: 50px;
}

.company-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.company-icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.company-year {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.company-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.company-desc {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
    flex: 1;
}

.company-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tag {
    background: var(--gray-100);
    color: var(--dark-700);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 50px;
}

.company-location {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray-400);
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
}

.company-location i {
    color: var(--primary);
}

/* ─── Projects Section ─────────────────────────────── */
.section-projects {
    background: var(--white);
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    color: var(--gray-500);
    background: var(--gray-100);
    transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    color: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

.project-card.hidden {
    display: none;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    position: relative;
    overflow: hidden;
}

.project-image .img-placeholder {
    aspect-ratio: 4/3;
    transition: var(--transition-slow);
}

.project-card:hover .img-placeholder {
    transform: scale(1.05);
}

.project-img-1 { background: linear-gradient(135deg, #2c3e50, #4ca1af); color: rgba(255,255,255,0.3); }
.project-img-2 { background: linear-gradient(135deg, #834d9b, #d04ed6); color: rgba(255,255,255,0.3); }
.project-img-3 { background: linear-gradient(135deg, #c94b4b, #4b134f); color: rgba(255,255,255,0.3); }
.project-img-4 { background: linear-gradient(135deg, #1a2a6c, #b21f1f); color: rgba(255,255,255,0.3); }
.project-img-5 { background: linear-gradient(135deg, #134e5e, #71b280); color: rgba(255,255,255,0.3); }
.project-img-6 { background: linear-gradient(135deg, #c0392b, #8e44ad); color: rgba(255,255,255,0.3); }

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.4) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px;
    opacity: 0;
    transition: var(--transition-base);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-category {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: 50px;
    margin-bottom: 12px;
    width: fit-content;
}

.project-overlay h4 {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.project-overlay p {
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
}

/* ─── Trust Section ────────────────────────────────── */
.section-trust {
    background: var(--light);
    padding: 100px 0;
}

.trust-content {
    margin-bottom: 60px;
}

.trust-quote {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.trust-quote i {
    font-size: 2.5rem;
    color: var(--primary);
    opacity: 0.3;
    margin-bottom: 20px;
}

.trust-quote blockquote {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--dark);
    line-height: 1.6;
    font-style: italic;
    margin-bottom: 32px;
}

.trust-author {
    display: flex;
    align-items: center;
    gap: 16px;
    justify-content: center;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.trust-author strong {
    display: block;
    font-size: 0.95rem;
    color: var(--dark);
}

.trust-author span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.trust-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.trust-stat {
    text-align: center;
    padding: 32px 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.trust-stat:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.trust-stat-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 16px;
    background: rgba(200, 16, 46, 0.08);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary);
}

.trust-stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--dark);
    line-height: 1;
    margin-bottom: 6px;
}

.trust-stat-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray-500);
    letter-spacing: 0.5px;
}

/* ─── CTA Section ──────────────────────────────────── */
.section-cta {
    background: var(--secondary);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(200, 16, 46, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(212, 168, 83, 0.08) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: 40px;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ─── Contact Section ──────────────────────────────── */
.section-contact {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-card {
    background: var(--light);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--gray-200);
}

.contact-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-card-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.contact-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--gray-500);
}

.contact-detail i {
    color: var(--primary);
    margin-top: 4px;
    min-width: 16px;
}

.contact-detail a {
    color: var(--dark-700);
    font-weight: 500;
}

.contact-detail a:hover {
    color: var(--primary);
}

/* Contact Form */
.contact-form-wrap {
    background: var(--light);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--dark);
    background: var(--white);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Map */
.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* ─── Footer ───────────────────────────────────────── */
.footer {
    background: var(--dark);
    padding: 80px 0 0;
    color: rgba(255,255,255,0.6);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    width: 36px;
    height: 36px;
    color: var(--primary);
}

.footer-logo .logo-main {
    font-size: 0.95rem;
}

.footer-logo .logo-sub {
    font-size: 0.55rem;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 0.9rem;
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 4px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.footer-contact-item i {
    color: var(--primary);
    min-width: 16px;
}

.footer-contact-item a:hover {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 0.8rem;
}

.footer-credit a {
    color: var(--primary-light);
    font-weight: 600;
}

.footer-credit a:hover {
    color: var(--accent);
}

/* ─── Back to Top ──────────────────────────────────── */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: var(--shadow-glow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-base);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
}

/* ─── WhatsApp Float ───────────────────────────────── */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: var(--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, 0.4);
    z-index: 100;
    transition: var(--transition-base);
    animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

@keyframes whatsappPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

/* ─── Responsive ───────────────────────────────────── */
@media (max-width: 1200px) {
    .hero-stats { display: none; }
    .hero-content { margin-left: 5%; }
}

@media (max-width: 992px) {
    :root { --section-padding: 80px; }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--secondary);
        flex-direction: column;
        padding: 100px 40px 40px;
        transition: var(--transition-smooth);
        gap: 4px;
    }

    .nav-menu.active {
        right: 0;
        box-shadow: -10px 0 40px rgba(0,0,0,0.3);
    }

    .nav-toggle { display: flex; }

    .nav-link {
        width: 100%;
        padding: 12px 16px;
        font-size: 0.95rem;
    }

    .nav-link-cta {
        margin-top: 16px;
        text-align: center;
        justify-content: center;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-visual { order: -1; }

    .capacity-grid,
    .services-grid,
    .companies-grid,
    .projects-grid,
    .trust-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 640px) {
    :root { --section-padding: 64px; }

    .hero-content { margin-left: 0; text-align: center; }
    .hero-content p { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-badge { margin-left: auto; margin-right: auto; }
    .hero-scroll { display: none; }

    .capacity-grid,
    .services-grid,
    .companies-grid,
    .projects-grid,
    .trust-stats {
        grid-template-columns: 1fr;
    }

    .form-row { grid-template-columns: 1fr; }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .trust-quote blockquote { font-size: 1.2rem; }
    .cta-actions { flex-direction: column; align-items: center; }
}

/* ─── Animations ───────────────────────────────────── */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Selection ────────────────────────────────────── */
::selection {
    background: var(--primary);
    color: var(--white);
}

/* ─── Scrollbar ────────────────────────────────────── */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}