/* ==========================================================================
   Calibre Survey - Modern Futuristic Premium Corporate Stylesheet
   Color Palette Extracted from Logo:
   - Navy Blue: #162A4D (Primary Dark Accent)
   - Crimson Red: #8B1E2B (Secondary Vibrant Accent)
   - Background: Pure White (#FFFFFF) & Soft Neutral Shades (#F8FAFC, #F1F5F9)
   Typography:
   - Headings: Montserrat (Clean 500/600/700 Weights)
   - Body: Plus Jakarta Sans
   ========================================================================== */

:root {
    /* Brand Colors */
    --navy-primary: #162A4D;
    --navy-dark: #0F1D36;
    --navy-light: #244275;
    --navy-glow: rgba(22, 42, 77, 0.15);
    
    --crimson-primary: #8B1E2B;
    --crimson-dark: #6C1520;
    --crimson-hover: #A52434;
    --crimson-glow: rgba(139, 30, 43, 0.15);

    /* Neutral Tones */
    --bg-main: #FFFFFF;
    --bg-soft: #F8FAFC;
    --bg-alt: #F1F5F9;
    --text-main: #0F172A;
    --text-muted: #475569;
    --text-light: #64748B;
    --border-color: rgba(226, 232, 240, 0.8);
    --border-glass: rgba(255, 255, 255, 0.6);

    /* Glassmorphism System */
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.07), 0 0 1px 1px rgba(255, 255, 255, 0.9) inset;
    --glass-hover-shadow: 0 25px 50px -12px rgba(22, 42, 77, 0.18), 0 0 1px 1px rgba(255, 255, 255, 1) inset;
    --backdrop-blur: blur(16px);

    /* Typography */
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Transitions & Shadows */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
}

/* --- 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);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* --- Scroll Progress Bar --- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--navy-primary), var(--crimson-primary));
    width: 0%;
    z-index: 1000;
    transition: width 0.1s ease-out;
}

/* --- Layout Utility --- */
.container {
    width: 100%;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.section {
    padding: 6rem 0;
    position: relative;
}

.bg-soft {
    background-color: var(--bg-soft);
}

.text-center {
    text-align: center;
}

.align-center {
    align-items: center;
}

.margin-top-lg {
    margin-top: 3rem;
}

.hidden {
    display: none !important;
}

/* --- Grid System --- */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

/* --- Typography System --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--navy-dark);
    line-height: 1.3;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.text-gradient {
    background: linear-gradient(135deg, var(--navy-primary) 0%, var(--crimson-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--navy-glow);
    color: var(--navy-primary);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 3.5rem;
}

.lead-text {
    font-size: 1.15rem;
    color: var(--navy-dark);
    font-weight: 500;
    margin-bottom: 1.25rem;
}

.body-text {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* --- Glassmorphic Card Base --- */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--glass-shadow);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.glass-card:hover {
    box-shadow: var(--glass-hover-shadow);
    border-color: rgba(22, 42, 77, 0.2);
}

/* --- Buttons & Micro-Interactions --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 1.75rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-decoration: none;
    cursor: pointer;
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.btn-lg {
    padding: 1.05rem 2.25rem;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--navy-primary) 0%, var(--navy-light) 100%);
    color: #FFFFFF;
    box-shadow: 0 10px 25px -5px rgba(22, 42, 77, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px -5px rgba(22, 42, 77, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--navy-dark);
    border: 2px solid var(--navy-primary);
}

.btn-outline:hover {
    background: var(--navy-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-white {
    background: #FFFFFF;
    color: var(--navy-primary);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.btn-white:hover {
    background: var(--bg-soft);
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: #25D366;
    color: #FFFFFF;
    box-shadow: 0 10px 25px -5px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
    background: #20bd5a;
    transform: translateY(-2px);
}

.btn-icon {
    width: 20px;
    height: 20px;
}

/* Button Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple-anim 0.6s linear;
    pointer-events: none;
}

@keyframes ripple-anim {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* --- Top Bar --- */
.top-bar {
    background: var(--navy-dark);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.85rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-info, .top-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.info-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.info-item a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.info-item a:hover {
    color: #FFFFFF;
}

.icon-sm {
    width: 16px;
    height: 16px;
    fill: var(--crimson-primary);
}

/* --- Site Header & Sticky Nav --- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 900;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border-bottom: 1px solid var(--border-color);
    transition: padding var(--transition-fast), box-shadow var(--transition-fast);
}

.site-header.scrolled {
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.brand-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 56px;
    width: auto;
    object-fit: contain;
    transition: transform var(--transition-fast);
}

.brand-logo:hover .logo-img {
    transform: scale(1.03);
}

.main-nav .nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--navy-dark);
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--crimson-primary);
    transition: width var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--crimson-primary);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 999;
}

.mobile-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--navy-dark);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-toggle.active .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* --- 1. Hero Section --- */
.hero-section {
    position: relative;
    padding: 5rem 0 7rem;
    overflow: hidden;
    background: radial-gradient(circle at 10% 20%, rgba(22, 42, 77, 0.03) 0%, transparent 60%),
                radial-gradient(circle at 90% 80%, rgba(139, 30, 43, 0.03) 0%, transparent 60%);
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.shape-1 {
    position: absolute;
    top: -10%;
    right: -5%;
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, rgba(22, 42, 77, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
}

.shape-2 {
    position: absolute;
    bottom: -15%;
    left: -5%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(139, 30, 43, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(to right, rgba(15, 23, 42, 0.03) 1px, transparent 1px),
                      linear-gradient(to bottom, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3.5rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1.2rem;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--navy-primary);
    margin-bottom: 1.5rem;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--crimson-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--crimson-primary);
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 580px;
    line-height: 1.7;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 3.5rem;
}

.hero-features-row {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.hero-feat-item {
    display: flex;
    flex-direction: column;
}

.feat-num {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--navy-dark);
}

.feat-txt {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 600;
}

.hero-feat-divider {
    width: 1px;
    height: 35px;
    background: var(--border-color);
}

/* Dual Hero Visual Layout */
.hero-visual-duo {
    position: relative;
    width: 100%;
    min-height: 460px;
}

.hero-img-box {
    position: absolute;
    padding: 0.6rem;
    overflow: hidden;
}

.hero-img-primary {
    width: 82%;
    top: 0;
    left: 0;
    z-index: 2;
}

.hero-img-secondary {
    width: 72%;
    bottom: -20px;
    right: 0;
    z-index: 3;
    border: 2px solid rgba(255, 255, 255, 0.9);
}

.hero-dual-img {
    width: 100%;
    height: 290px;
    object-fit: cover;
    border-radius: var(--radius-md);
    display: block;
}

.hero-img-badge {
    position: absolute;
    top: 1.25rem;
    left: 1.25rem;
    background: rgba(15, 29, 54, 0.85);
    backdrop-filter: var(--backdrop-blur);
    color: #FFFFFF;
    padding: 0.35rem 0.9rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.floating-card {
    position: absolute;
    padding: 0.85rem 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    z-index: 10;
}

.float-card-hero {
    bottom: 1.25rem;
    left: 1.25rem;
    background: rgba(255, 255, 255, 0.92);
}

.float-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.float-icon svg {
    width: 22px;
    height: 22px;
}

.blue-glow {
    background: rgba(22, 42, 77, 0.1);
    color: var(--navy-primary);
}

.red-glow {
    background: rgba(139, 30, 43, 0.1);
    color: var(--crimson-primary);
}

.float-info {
    display: flex;
    flex-direction: column;
}

.float-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--navy-dark);
}

.float-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* --- 2. About Us Section --- */
.about-img-wrapper {
    position: relative;
    padding: 0.75rem;
}

.about-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-md);
    display: block;
}

.experience-badge {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    background: var(--navy-dark);
    color: #FFFFFF;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 180px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.exp-years {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: #FFD1D6;
    line-height: 1;
}

.exp-text {
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: 0.4rem;
}

.about-bullets {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin: 2rem 0 2.5rem;
}

.bullet-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.bullet-icon {
    width: 28px;
    height: 28px;
    background: var(--crimson-glow);
    color: var(--crimson-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.bullet-icon svg {
    width: 18px;
    height: 18px;
}

.bullet-text strong {
    display: block;
    color: var(--navy-dark);
    font-size: 1rem;
    font-family: var(--font-heading);
    font-weight: 600;
}

.bullet-text span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* --- 3. Services Section --- */
.services-grid {
    gap: 2rem;
}

.service-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-img-wrap {
    position: relative;
    height: 230px;
    overflow: hidden;
}

.service-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover .service-img {
    transform: scale(1.08);
}

.service-icon-badge {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    width: 48px;
    height: 48px;
    background: #FFFFFF;
    color: var(--navy-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.service-icon-badge svg {
    width: 24px;
    height: 24px;
}

.service-body {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.service-text {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.service-list {
    list-style: none;
    margin-bottom: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.service-list li {
    font-size: 0.85rem;
    color: var(--navy-dark);
    font-weight: 600;
    margin-bottom: 0.4rem;
    position: relative;
    padding-left: 1.2rem;
}

.service-list li::before {
    content: '•';
    color: var(--crimson-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--navy-primary);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.service-link svg {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.service-link:hover {
    color: var(--crimson-primary);
}

.service-link:hover svg {
    transform: translateX(4px);
}

.service-cta-card {
    background: linear-gradient(135deg, var(--navy-primary) 0%, var(--navy-dark) 100%);
    color: #FFFFFF;
    justify-content: center;
}

.cta-card-inner {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.cta-card-inner h3 {
    color: #FFFFFF;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.cta-card-inner p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.cta-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(139, 30, 43, 0.4);
    border: 1px solid var(--crimson-primary);
    color: #FFD1D6;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
    align-self: flex-start;
}

/* --- 4. Why Choose Us --- */
.why-card {
    padding: 2.25rem 2rem;
    border-radius: var(--radius-md);
}

.why-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.why-icon svg {
    width: 28px;
    height: 28px;
}

.blue-bg {
    background: var(--navy-glow);
    color: var(--navy-primary);
}

.red-bg {
    background: var(--crimson-glow);
    color: var(--crimson-primary);
}

.why-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.why-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* --- 5. Equipment Showcase --- */
.equip-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin: 2rem 0;
}

.spec-card {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
}

.spec-val {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--navy-primary);
}

.spec-lbl {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.equip-quote-box {
    padding: 1.25rem 1.5rem;
    border-left: 4px solid var(--crimson-primary);
    font-style: italic;
    color: var(--navy-dark);
    font-weight: 500;
}

.equip-card {
    position: relative;
    padding: 1rem;
    overflow: hidden;
}

.equip-badge {
    position: absolute;
    top: 2rem;
    left: 2rem;
    background: var(--crimson-primary);
    color: #FFFFFF;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 5;
    box-shadow: 0 5px 15px rgba(139, 30, 43, 0.4);
}

.equip-img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: var(--radius-md);
    display: block;
}

.equip-overlay {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    background: rgba(15, 29, 54, 0.85);
    backdrop-filter: var(--backdrop-blur);
    color: #FFFFFF;
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.equip-overlay h4 {
    color: #FFFFFF;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.equip-overlay p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

/* --- 6. Work Process Timeline --- */
.process-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: linear-gradient(to bottom, var(--navy-primary), var(--crimson-primary));
    transform: translateX(-50%);
}

.timeline-step {
    position: relative;
    margin-bottom: 3.5rem;
    display: flex;
}

.timeline-step.left {
    justify-content: flex-start;
    padding-right: 50%;
}

.timeline-step.right {
    justify-content: flex-end;
    padding-left: 50%;
}

.step-num {
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: var(--navy-dark);
    color: #FFFFFF;
    border: 3px solid #FFFFFF;
    box-shadow: 0 0 0 3px var(--navy-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    z-index: 5;
}

.step-card {
    width: 90%;
    padding: 1.75rem;
}

.step-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.step-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* --- 7. Project Gallery --- */
.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.6rem 1.4rem;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--navy-dark);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--navy-primary);
    color: #FFFFFF;
    border-color: var(--navy-primary);
    box-shadow: 0 8px 20px rgba(22, 42, 77, 0.25);
}

.gallery-item {
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.gallery-img-wrap {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item:hover .gallery-img {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 29, 54, 0.9) 0%, rgba(15, 29, 54, 0.2) 60%, transparent 100%);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: #FFFFFF;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-cat {
    font-size: 0.75rem;
    font-weight: 600;
    color: #FFD1D6;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.2rem;
}

.gallery-overlay h4 {
    color: #FFFFFF;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.gallery-overlay p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

/* --- 8. Statistics --- */
.stats-section {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy-primary) 100%);
    color: #FFFFFF;
    padding: 4.5rem 0;
}

.stat-card {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 2rem 1rem;
    text-align: center;
    border-radius: var(--radius-md);
}

.stat-number {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 700;
    color: #FFFFFF;
    line-height: 1;
}

.stat-plus {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--crimson-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    margin-top: 0.5rem;
}

/* --- 9. Testimonials --- */
.testimonial-card {
    padding: 2.25rem;
    display: flex;
    flex-direction: column;
}

.rating {
    color: #F59E0B;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.testi-text {
    font-size: 0.98rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 2rem;
    flex-grow: 1;
    line-height: 1.7;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.client-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
}

.client-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy-dark);
}

.client-info p {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* --- 10. FAQ Accordion --- */
.faq-accordion {
    max-width: 840px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.faq-item {
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.5rem 1.75rem;
    background: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--navy-dark);
    cursor: pointer;
    outline: none;
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--crimson-primary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 1.75rem;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 1.75rem 1.5rem;
}

.faq-answer p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* --- 11. Contact Section --- */
.contact-cards-stack {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin: 2rem 0;
}

.info-card {
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon svg {
    width: 22px;
    height: 22px;
}

.info-details {
    display: flex;
    flex-direction: column;
}

.info-lbl {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 600;
}

.info-val {
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy-dark);
    text-decoration: none;
}

.info-val:hover {
    color: var(--crimson-primary);
}

.direct-ctas {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-card {
    padding: 2.5rem;
}

.form-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.form-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--navy-dark);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1.2rem;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-main);
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--navy-primary);
    box-shadow: 0 0 0 3px var(--navy-glow);
}

.form-group.error input,
.form-group.error select,
.form-group.error textarea {
    border-color: #EF4444;
}

.error-msg {
    display: none;
    font-size: 0.75rem;
    color: #EF4444;
    margin-top: 0.3rem;
}

.form-group.error .error-msg {
    display: block;
}

.form-success-msg {
    margin-top: 1.25rem;
    padding: 1rem;
    background: #DEF7EC;
    color: #03543F;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
}

/* Map Styling */
.map-container {
    padding: 1rem;
    overflow: hidden;
}

.map-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
}

.map-title-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--navy-dark);
}

.icon-md {
    width: 24px;
    height: 24px;
    color: var(--crimson-primary);
}

.map-badge {
    background: var(--navy-glow);
    color: var(--navy-primary);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.map-frame {
    border-radius: var(--radius-sm);
    overflow: hidden;
}

/* --- 12. Footer --- */
.site-footer {
    background: var(--navy-dark);
    color: rgba(255, 255, 255, 0.8);
    padding-top: 5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-inner {
    padding-bottom: 4rem;
}

.footer-logo {
    height: 52px;
    width: auto;
    object-fit: contain;
    margin-bottom: 1.25rem;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.7);
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.social-btn svg {
    width: 20px;
    height: 20px;
}

.social-btn:hover {
    background: var(--crimson-primary);
    transform: translateY(-2px);
}

.footer-heading {
    color: #FFFFFF;
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: #FFFFFF;
}

.footer-contact p {
    font-size: 0.9rem;
    margin-bottom: 0.6rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact a {
    color: #FFFFFF;
    text-decoration: none;
}

.footer-bottom {
    background: rgba(0, 0, 0, 0.25);
    padding: 1.5rem 0;
    font-size: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* --- Floating Action Buttons --- */
.float-wa-btn {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 56px;
    height: 56px;
    background: #25D366;
    color: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
    z-index: 950;
    transition: transform var(--transition-fast);
}

.float-wa-btn svg {
    width: 30px;
    height: 30px;
}

.float-wa-btn:hover {
    transform: scale(1.1);
}

.back-to-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--navy-primary);
    color: #FFFFFF;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(22, 42, 77, 0.3);
    z-index: 950;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), visibility var(--transition-fast), transform var(--transition-fast);
}

.back-to-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top-btn svg {
    width: 24px;
    height: 24px;
}

.back-to-top-btn:hover {
    background: var(--crimson-primary);
    transform: translateY(-3px);
}

/* ==========================================================================
   Responsive Breakpoints & Media Queries
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta-group {
        justify-content: center;
    }

    .hero-features-row {
        justify-content: center;
    }

    .hero-visual-duo {
        min-height: 400px;
        max-width: 600px;
        margin: 0 auto;
    }

    .grid-5 { grid-template-columns: repeat(3, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .top-bar-inner {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

    .header-inner {
        height: 70px;
    }

    .mobile-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        padding: 2rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 20px 40px rgba(0,0,0,0.1);
        transform: translateY(-150%);
        transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .main-nav.active {
        transform: translateY(0);
    }

    .main-nav .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .hero-title {
        font-size: 2.35rem;
    }

    .hero-visual-duo {
        min-height: 340px;
    }

    .hero-dual-img {
        height: 220px;
    }

    .hero-img-primary {
        width: 85%;
    }

    .hero-img-secondary {
        width: 80%;
        bottom: -10px;
    }

    .floating-card {
        padding: 0.6rem 0.85rem;
    }

    .float-title {
        font-size: 0.8rem;
    }

    .float-desc {
        font-size: 0.7rem;
    }

    .grid-3, .grid-2, .grid-5 {
        grid-template-columns: 1fr;
    }

    .timeline-line {
        left: 25px;
    }

    .timeline-step.left, .timeline-step.right {
        padding-left: 70px;
        padding-right: 0;
        justify-content: flex-start;
    }

    .step-num {
        left: 25px;
    }

    .step-card {
        width: 100%;
    }

    .footer-bottom-inner {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}