/* ----------------------------------------------------
   DESIGN SYSTEM & VARIABLES (Industrial Minimalist)
   ---------------------------------------------------- */
:root {
    /* Color Palette */
    --color-primary-dark: #0f172a;  /* slate-900 */
    --color-industrial-grey: #64748b; /* slate-500 */
    --color-slate-light: #f8fafc; /* slate-50 */
    --color-slate-border: #e2e8f0; /* slate-200 */
    --color-accent-orange: #a3e635; /* lime green brand color */
    --color-accent-orange-hover: #84cc16; /* lime-600 */
    
    --color-white: #ffffff;
    --color-text-dark: #334155; /* slate-700 */
    --color-text-muted: #64748b; /* slate-500 */
    
    /* Typography & Spacing */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    
    /* Layout */
    --max-width-container: 1200px;
    --header-height: 80px;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ----------------------------------------------------
   BASE STYLES & RESET
   ---------------------------------------------------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-slate-light);
    color: var(--color-text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

iframe {
    border: none;
}

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

.section {
    padding: 100px 0;
}

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

.bg-light {
    background-color: #f1f5f9;
}

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

.text-white {
    color: var(--color-white);
}

.orange-text {
    color: var(--color-accent-orange) !important;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary-dark) 30%, var(--color-accent-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hidden {
    display: none !important;
}

/* Grids */
.grid {
    display: grid;
    gap: 40px;
}

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

@media (min-width: 992px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* ----------------------------------------------------
   HEADER & NAVBAR (Glassmorphism & Floating)
   ---------------------------------------------------- */
.navbar-container {
    position: fixed;
    top: 20px;
    left: 20px;
    right: 20px;
    z-index: 1000;
    transition: var(--transition-smooth);
}

.navbar {
    max-width: var(--max-width-container);
    margin: 0 auto;
    height: 70px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 32px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

/* Scrolled state via JS (White glassmorphism continues, slightly more solid) */
.navbar-container.scrolled .navbar {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(226, 232, 240, 0.9);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.navbar-container.scrolled .logo-bold {
    color: var(--color-primary-dark);
}

.navbar-container.scrolled .logo-light {
    color: var(--color-industrial-grey);
}

.navbar-container.scrolled .nav-link {
    color: var(--color-text-dark);
}

.navbar-container.scrolled .nav-link:hover {
    color: var(--color-accent-orange-hover);
}

.navbar-container.scrolled .icon-menu,
.navbar-container.scrolled .icon-close {
    stroke: var(--color-primary-dark);
}

/* Logo styling */
.nav-logo a {
    display: flex;
    gap: 4px;
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.nav-logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    mix-blend-mode: multiply;
}

.logo-bold {
    color: var(--color-primary-dark);
}

.logo-light {
    color: var(--color-industrial-grey);
    font-weight: 300;
}

/* Nav Links */
.nav-links {
    display: none;
    align-items: center;
    gap: 32px;
}

@media (min-width: 992px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--color-text-dark);
}

.nav-link:hover {
    color: var(--color-accent-orange);
}

.nav-link-cta-nav {
    font-weight: 750;
    font-size: 0.9rem;
    color: var(--color-primary-dark);
    background-color: var(--color-accent-orange);
    padding: 10px 24px;
    border-radius: 30px;
    box-shadow: 0 4px 14px rgba(163, 230, 53, 0.25);
}

.nav-link-cta-nav:hover {
    background-color: var(--color-accent-orange-hover);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(163, 230, 53, 0.4);
}

/* Mobile Toggle */
.mobile-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
}

@media (min-width: 992px) {
    .mobile-menu-toggle {
        display: none;
    }
}

/* Mobile overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--color-primary-dark);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.mobile-menu-overlay.active {
    opacity: 0.98;
    visibility: visible;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    text-align: center;
}

.mobile-nav-link {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
}

.mobile-nav-link:hover {
    color: var(--color-accent-orange);
}

.mobile-btn-cta {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-white);
    background-color: var(--color-accent-orange);
    padding: 14px 36px;
    border-radius: 50px;
    display: inline-block;
}

/* ----------------------------------------------------
   HERO SECTION
   ---------------------------------------------------- */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 24px;
    background-color: var(--color-primary-dark);
    overflow: hidden;
}

.hero-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    opacity: 0.35;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0.5) 0%, rgba(15, 23, 42, 0.8) 100%);
    z-index: 2;
}

.hero-content-wrapper {
    position: relative;
    z-index: 3;
    max-width: 800px;
    text-align: center;
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 8px 18px;
    border-radius: 100px;
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
}

.tag-line {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-accent-orange);
    box-shadow: 0 0 8px var(--color-accent-orange);
}

.tag-text {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-title {
    font-size: clamp(2.25rem, 5vw, 4.5rem);
    line-height: 1.1;
    font-weight: 900;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-title .text-gradient {
    background: linear-gradient(135deg, #ffffff 40%, var(--color-accent-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
    max-width: 650px;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 450px;
}

@media (min-width: 576px) {
    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }
}

.btn-primary {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background-color: var(--color-accent-orange);
    color: var(--color-primary-dark);
    padding: 16px 36px;
    font-weight: 700;
    border-radius: 50px;
    box-shadow: 0 4px 14px rgba(163, 230, 53, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-accent-orange-hover);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(163, 230, 53, 0.5);
}

.btn-secondary {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    padding: 16px 36px;
    font-weight: 600;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.7;
}

.mouse-icon {
    width: 24px;
    height: 38px;
    border: 2px solid var(--color-white);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--color-accent-orange);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 1.6s infinite;
}

@keyframes scroll-wheel {
    0% { top: 6px; opacity: 1; }
    50% { top: 14px; opacity: 0.3; }
    100% { top: 6px; opacity: 1; }
}

.indicator-text {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.6);
}

/* ----------------------------------------------------
   SECTION HEADERS
   ---------------------------------------------------- */
.section-header {
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-subtitle {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent-orange);
    margin-bottom: 12px;
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 850;
    color: var(--color-primary-dark);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    font-weight: 300;
}

/* ----------------------------------------------------
   BENTO GRID SHOWCASE
   ---------------------------------------------------- */
.bento-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 768px) {
    .bento-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

.bento-item {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    background-color: var(--color-white);
    border: 1px solid var(--color-slate-border);
    transition: var(--transition-smooth);
}

.bento-large {
    grid-column: span 1;
}

.bento-medium-v {
    grid-column: span 1;
}

.bento-small {
    grid-column: span 1;
}

@media (min-width: 768px) {
    .bento-large {
        grid-column: span 4;
        min-height: 420px;
    }
    .bento-medium-v {
        grid-column: span 2;
        grid-row: span 2;
        min-height: 100%;
    }
    .bento-small {
        grid-column: span 2;
        min-height: 320px;
    }
}

.bento-img-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.bento-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.bento-gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.3) 50%, rgba(15, 23, 42, 0) 100%);
    z-index: 2;
}

.bento-content {
    position: relative;
    z-index: 3;
    padding: 30px;
    color: var(--color-white);
}

.bento-tag {
    display: inline-block;
    background-color: rgba(249, 115, 22, 0.2);
    color: var(--color-accent-orange);
    border: 1px solid rgba(249, 115, 22, 0.3);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 100px;
    margin-bottom: 12px;
    backdrop-filter: blur(4px);
}

.bento-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.bento-description {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 300;
    max-width: 500px;
}

/* Card hover animation rule */
.card-hover:hover {
    cursor: pointer;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08);
    border-color: rgba(249, 115, 22, 0.3);
}

.card-hover:hover .bento-img {
    transform: scale(1.03);
}

/* ----------------------------------------------------
   SERVICES SECTION
   ---------------------------------------------------- */
.filter-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 50px;
}

.filter-btn {
    background-color: var(--color-white);
    border: 1px solid var(--color-slate-border);
    color: var(--color-text-dark);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 12px 24px;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.filter-btn:hover {
    border-color: var(--color-accent-orange);
    color: var(--color-accent-orange);
}

.filter-btn.active {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-md);
    padding: 40px 30px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.05);
    border-color: var(--color-accent-orange);
}

.service-icon-wrapper {
    width: 54px;
    height: 54px;
    border-radius: var(--border-radius-sm);
    background-color: rgba(249, 115, 22, 0.1);
    color: var(--color-accent-orange);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.service-icon {
    stroke-width: 2px;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
}

.service-description {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    font-weight: 300;
    margin-bottom: 24px;
    flex-grow: 1;
}

.service-features {
    padding-top: 20px;
    border-top: 1px solid var(--color-slate-border);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    font-size: 0.85rem;
    color: var(--color-text-dark);
    font-weight: 500;
    position: relative;
    padding-left: 18px;
}

.service-features li::before {
    content: "•";
    color: var(--color-accent-orange);
    font-size: 1.2rem;
    position: absolute;
    left: 0;
    top: -2px;
}

/* Service transition classes */
.service-card.fade-out {
    opacity: 0;
    transform: scale(0.95);
    display: none;
}

.service-card.fade-in {
    opacity: 1;
    transform: scale(1);
    animation: fade-in-anim 0.3s forwards;
}

@keyframes fade-in-anim {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ----------------------------------------------------
   WHY CHOOSE US / CHOOSING SECTION
   ---------------------------------------------------- */
.choosing-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.feature-item {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.feature-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background-color: var(--color-accent-orange);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    box-shadow: 0 4px 10px rgba(249, 115, 22, 0.3);
}

.feature-text h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 6px;
}

.feature-text p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    font-weight: 300;
}

/* Process Cards Styling */
.process-card {
    background: var(--color-white);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-md);
    padding: 40px;
}

.card-heading-industrial {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    margin-bottom: 30px;
    border-bottom: 2px solid var(--color-slate-border);
    padding-bottom: 12px;
}

.timeline-steps {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.step-card {
    display: flex;
    gap: 20px;
}

.step-num {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-accent-orange);
    opacity: 0.7;
    font-family: var(--font-primary);
}

.step-body h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 4px;
}

.step-body p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 300;
}

/* ----------------------------------------------------
   WARRANTY SECTION (Dark)
   ---------------------------------------------------- */
.warranty-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
    align-items: center;
}

@media (min-width: 992px) {
    .warranty-wrapper {
        grid-template-columns: 300px 1fr;
    }
}

.warranty-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: 40px;
}

.badge-circle {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 4px solid var(--color-accent-orange);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: rgba(15, 23, 42, 0.3);
}

.badge-num {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    color: var(--color-white);
}

.badge-text {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--color-accent-orange);
}

.badge-label {
    font-size: 1rem;
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: 0.05em;
}

.warranty-lead {
    font-size: 1.2rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    line-height: 1.6;
}

.warranty-conditions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

@media (min-width: 768px) {
    .warranty-conditions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.condition-box h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 10px;
    border-left: 3px solid var(--color-accent-orange);
    padding-left: 10px;
}

.condition-box p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.65);
    font-weight: 300;
}

/* Industrial Alert Box */
.alert-box-industrial {
    background: rgba(249, 115, 22, 0.05);
    border: 1px dashed rgba(249, 115, 22, 0.3);
    border-radius: var(--border-radius-sm);
    padding: 20px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.alert-icon-svg {
    flex-shrink: 0;
    color: var(--color-accent-orange);
}

.alert-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
    line-height: 1.5;
}

.alert-text strong {
    color: var(--color-white);
}

/* ----------------------------------------------------
   BUDGET CALCULATOR & WHATSAPP FORM
   ---------------------------------------------------- */
.calculator-intro {
    display: flex;
    flex-direction: column;
}

.calculator-benefit-list {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.c-benefit {
    display: flex;
    gap: 12px;
    align-items: center;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-dark);
}

.cb-icon {
    font-size: 1.25rem;
}

.calculator-card {
    background: var(--color-white);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-md);
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.02);
}

.card-title-orange {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    margin-bottom: 24px;
    border-left: 4px solid var(--color-accent-orange);
    padding-left: 12px;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 576px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

input[type="text"],
input[type="tel"],
textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--color-text-dark);
    transition: var(--transition-smooth);
    background-color: var(--color-slate-light);
}

input[type="text"]:focus,
input[type="tel"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-accent-orange);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.checkbox-group {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    background-color: var(--color-slate-light);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    max-height: 180px;
    overflow-y: auto;
}

@media (min-width: 576px) {
    .checkbox-group {
        grid-template-columns: repeat(2, 1fr);
    }
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-dark);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-accent-orange);
    cursor: pointer;
}

.inline-flex {
    display: inline-flex;
    margin-top: 8px;
}

.btn-whatsapp-submit {
    width: 100%;
    background-color: #25d366;
    color: var(--color-white);
    border: none;
    border-radius: 50px;
    padding: 16px;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
    transition: var(--transition-smooth);
}

.btn-whatsapp-submit:hover {
    background-color: #128c7e;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.whatsapp-icon-svg {
    width: 20px;
    height: 20px;
}

/* ----------------------------------------------------
   CONTACT & MAP SECTION
   ---------------------------------------------------- */
.contact-card-details {
    background-color: var(--color-white);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-md);
    padding: 40px;
    height: 100%;
}

.details-heading {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    margin-bottom: 30px;
    border-bottom: 2px solid var(--color-slate-border);
    padding-bottom: 12px;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-detail-item {
    display: flex;
    gap: 20px;
}

.idi-icon {
    width: 44px;
    height: 44px;
    background-color: rgba(15, 23, 42, 0.05);
    color: var(--color-primary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.idi-text h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 4px;
}

.idi-text p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 300;
    line-height: 1.5;
}

.map-iframe-container {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 1px solid var(--color-slate-border);
    height: 350px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

@media (min-width: 992px) {
    .map-iframe-container {
        height: 100%;
        min-height: 400px;
    }
}

/* ----------------------------------------------------
   FOOTER
   ---------------------------------------------------- */
.footer {
    background-color: #090d16;
    padding: 60px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-logo {
    display: inline-flex;
    gap: 4px;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.footer-logo .logo-bold {
    color: var(--color-white);
}

.footer-logo .logo-light {
    color: var(--color-industrial-grey);
}

.footer-tagline {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 24px;
    font-weight: 300;
}

.footer-copy {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    padding-top: 24px;
}

/* ----------------------------------------------------
   ANIMATION CLASSES (Scroll Reveal)
   ---------------------------------------------------- */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-on-scroll.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================
   REVIEWS & TESTIMONIALS SECTION
   ========================================== */
.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-top: 40px;
}

@media (min-width: 768px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.review-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-md);
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition-smooth);
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.05);
    border-color: var(--color-accent-orange);
}

.review-rating {
    color: #eab308; /* Star rating color: gold/yellow */
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.review-text {
    font-size: 0.95rem;
    color: var(--color-text-dark);
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 24px;
    flex-grow: 1;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: var(--color-primary-dark);
    color: var(--color-accent-orange);
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 2px solid var(--color-accent-orange);
}

.author-info h5 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.author-info span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ==========================================
   FAQ ACCORDION SECTION
   ========================================== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-item:hover {
    border-color: var(--color-accent-orange);
}

.faq-trigger {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    color: var(--color-primary-dark);
    transition: var(--transition-smooth);
}

.faq-question {
    font-size: 1.05rem;
    font-weight: 700;
    font-family: var(--font-primary);
}

.faq-icon-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-industrial-grey);
    transition: transform 0.3s ease;
}

.faq-trigger[aria-expanded="true"] .faq-icon-arrow {
    transform: rotate(180deg);
    color: var(--color-accent-orange);
}

.faq-answer-wrapper {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
    opacity: 0;
}

.faq-trigger[aria-expanded="true"] + .faq-answer-wrapper {
    opacity: 1;
}

.faq-answer {
    padding: 0 24px 24px 24px;
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ==========================================
   LIGHTBOX OVERLAY STYLE
   ========================================== */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.95);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 3rem;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition-smooth);
    z-index: 2010;
}

.lightbox-close:hover {
    color: var(--color-accent-orange);
    transform: scale(1.1);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    z-index: 2010;
    user-select: none;
}

.lightbox-prev {
    left: 24px;
}

.lightbox-next {
    right: 24px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background-color: var(--color-accent-orange);
    color: var(--color-primary-dark);
    border-color: var(--color-accent-orange);
}

.lightbox-content-container {
    max-width: 85%;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.lightbox-content-container img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.lightbox-caption {
    color: var(--color-white);
    margin-top: 16px;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    background: rgba(15, 23, 42, 0.8);
    padding: 8px 20px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

/* ==========================================
   GRANULAR SPECIFICATIONS STYLES (CALCULATOR)
   ========================================== */
.granular-specs {
    background-color: rgba(15, 23, 42, 0.02);
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-sm);
    padding: 20px;
    margin-bottom: 20px;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease, max-height 0.3s ease;
    overflow: hidden;
}

.granular-specs.hidden {
    display: none !important;
}

.specs-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-slate-border);
    padding-bottom: 8px;
}

.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-slate-border);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--color-text-dark);
    transition: var(--transition-smooth);
    background-color: var(--color-slate-light);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
}

.form-select:focus {
    outline: none;
    border-color: var(--color-accent-orange);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

/* ==========================================
   GOOGLE MAPS BUTTON IN SERVICES OR HERO
   ========================================== */
.btn-maps-route {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: 12px 24px;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
    margin-top: 12px;
}

.btn-maps-route:hover {
    background-color: var(--color-accent-orange);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* ==========================================
   MOBILE & TABLET RESPONSIVENESS OVERRIDES
   ========================================== */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }
    
    .hero-section {
        min-height: 600px;
        height: auto;
        padding: 120px 20px 80px; /* Leave room for floating navbar */
    }
    
    .hero-title {
        font-size: 2.25rem;
        margin-bottom: 16px;
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: 30px;
    }
    
    .bento-grid {
        gap: 16px;
    }
    
    .bento-item {
        min-height: 250px;
    }
    
    .bento-content {
        padding: 20px;
    }
    
    .bento-title {
        font-size: 1.25rem;
    }
    
    .bento-description {
        font-size: 0.85rem;
    }
    
    /* Lightbox mobile adjustments */
    .lightbox-prev, .lightbox-next {
        width: 44px;
        height: 44px;
        font-size: 1.5rem;
    }
    
    .lightbox-prev {
        left: 10px;
    }
    
    .lightbox-next {
        right: 10px;
    }
    
    .lightbox-close {
        top: 16px;
        right: 16px;
        font-size: 2.5rem;
    }
    
    .lightbox-content-container {
        max-width: 90%;
    }
    
    .lightbox-content-container img {
        max-height: 60vh;
    }
    
    .lightbox-caption {
        font-size: 0.85rem;
        padding: 6px 16px;
    }
    
    /* Warranty section mobile */
    .warranty-wrapper {
        gap: 30px;
    }
    
    .warranty-badge {
        padding: 30px 20px;
    }
    
    .badge-circle {
        width: 110px;
        height: 110px;
        border-width: 3px;
        margin-bottom: 15px;
    }
    
    .badge-num {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .navbar-container {
        top: 10px;
        left: 10px;
        right: 10px;
    }
    
    .navbar {
        height: 60px;
        padding: 0 16px;
    }
    
    .nav-logo-img {
        height: 38px;
    }
    
    .logo-bold, .logo-light {
        font-size: 0.95rem !important;
    }
    
    /* Section titles */
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-desc {
        font-size: 0.95rem;
    }
    
    /* Cards padding adjustments */
    .service-card {
        padding: 30px 20px;
    }
    
    .process-card, 
    .calculator-card, 
    .contact-card-details {
        padding: 24px 16px;
    }
    
    .review-card {
        padding: 20px;
    }
    
    .review-text {
        font-size: 0.9rem;
        margin-bottom: 16px;
    }
    
    /* Form fields */
    input[type="text"],
    input[type="tel"],
    textarea,
    .form-select {
        padding: 10px 14px;
        font-size: 0.9rem;
    }
    
    .checkbox-group {
        padding: 12px;
    }
    
    .specs-title {
        font-size: 0.8rem;
    }
    
    /* Map height */
    .map-iframe-container {
        height: 250px;
    }
    
    /* Accordion trigger font size */
    .faq-trigger {
        padding: 16px 20px;
    }
    
    .faq-question {
        font-size: 0.95rem;
    }
    
    .faq-answer {
        padding: 0 20px 20px;
        font-size: 0.85rem;
    }
}