/* ==========================================================================
   MAA BRICKS INDUSTRY - Custom Styles
   ========================================================================== */

/* Base Reset & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    scroll-behavior: smooth;
    background-color: #fafafa;
    background-image: radial-gradient(#ef4444 0.5px, transparent 0.5px), radial-gradient(#ef4444 0.5px, #fafafa 0.5px);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
    color: #1f2937;
    line-height: 1.6;
}

.section-separator {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
}

.section-separator svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 50px;
}

.section-separator .shape-fill {
    fill: #ffffff;
}

/* Micro-interactions & Accessibility */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Button Press Effect */
.cta-button:active {
    transform: translateY(2px) scale(0.98);
    box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.2);
}

/* Form Label Focus Animation */
.mb-4:focus-within label {
    color: #ef4444;
    transform: translateX(5px);
    transition: all 0.3s ease;
}

/* ==========================================================================
   Loading Skeleton Animation
   ========================================================================== */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 37%, #f0f0f0 63%);
    background-size: 400% 100%;
    animation: skeleton-loading 1.4s ease infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0 50%;
    }
}

.img-skeleton {
    position: relative;
    background: #e5e7eb;
    overflow: hidden;
}

.img-skeleton::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

.animate-slide-left {
    animation: slideInLeft 0.6s ease-out forwards;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease-out forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-pulse-slow {
    animation: pulse 2s ease-in-out infinite;
}

/* Scroll-triggered animations */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-animate.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-bg {
    background-image: linear-gradient(135deg, rgba(239, 68, 68, 0.85), rgba(249, 115, 22, 0.75)),
        url('hero-bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    overflow: hidden;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(220, 38, 38, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(234, 88, 12, 0.2) 0%, transparent 50%);
    pointer-events: none;
}

/* Floating particles */
.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: float-particle 15s infinite;
}

@keyframes float-particle {

    0%,
    100% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100vh) rotate(720deg);
        opacity: 0;
    }
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav-link {
    color: #374151;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #ef4444, #f97316, #fb923c);
    transition: width 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav-link:hover {
    color: #b91c1c;
}

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

.active-link {
    color: #b91c1c;
    font-weight: 600;
}

/* Header scroll effect */
.header-scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #ef4444, #f97316, #fb923c);
    background-size: 200% 200%;
    color: white;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.125rem;
    transition: all 0.4s ease;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.4);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover {
    background-position: 100% 0;
    transform: translateY(-5px) scale(1.03);
    box-shadow: 0 12px 30px rgba(239, 68, 68, 0.6), 0 0 20px rgba(251, 146, 60, 0.4);
}

.cta-button:hover::before {
    left: 100%;
}

.secondary-button {
    display: inline-block;
    background: rgba(255, 255, 255, 0.95);
    color: #b91c1c;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.125rem;
    transition: all 0.3s ease;
    text-decoration: none;
    backdrop-filter: blur(10px);
}

.secondary-button:hover {
    background: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   Section Titles
   ========================================================================== */
.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: #1f2937;
    margin-bottom: 1rem;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #dc2626, #ea580c);
    margin: 1rem auto 0;
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: #6b7280;
    margin-bottom: 3rem;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   Stats Bar
   ========================================================================== */
.stats-bar {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    padding: 3rem 0;
    position: relative;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: #9ca3af;
    font-size: 1rem;
    margin-top: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   Product Cards
   ========================================================================== */
.product-card {
    background: linear-gradient(145deg, #ffffff, #f9fafb);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #ef4444, #f97316, #fb923c, #fbbf24);
    background-size: 300% 100%;
    transform: scaleX(0);
    transition: transform 0.5s ease, background-position 0.5s ease;
    z-index: 10;
}

.product-card:hover {
    transform: translateY(-15px) rotateX(2deg) rotateY(-2deg);
    box-shadow: 0 25px 50px rgba(239, 68, 68, 0.2),
        0 10px 25px rgba(249, 115, 22, 0.15);
}

.product-card:hover::before {
    transform: scaleX(1);
    background-position: 100% 0;
}

.product-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(239, 68, 68, 0.1), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.product-card:hover::after {
    opacity: 1;
}

.product-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.product-content {
    padding: 1.5rem;
}

/* ==========================================================================
   Process Timeline
   ========================================================================== */
.process-step {
    position: relative;
}

.process-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #dc2626, #ea580c);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.4);
    z-index: 10;
    position: relative;
}

.timeline-line {
    position: absolute;
    top: 30px;
    left: 50%;
    width: 2px;
    height: calc(100% + 60px);
    background: linear-gradient(180deg, #dc2626, #fecaca);
    transform: translateX(-50%);
}

/* ==========================================================================
   Gallery
   ========================================================================== */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item:hover img {
    transform: scale(1.15);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
}

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

/* ==========================================================================
   Testimonials
   ========================================================================== */
.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.testimonial-quote {
    font-size: 1.125rem;
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    font-weight: 700;
    font-size: 1rem;
}

/* ==========================================================================
   Form Styles
   ========================================================================== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: #dc2626;
    box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.1);
}

.form-input.error {
    border-color: #ef4444;
    background: #fef2f2;
}

.form-input.success {
    border-color: #22c55e;
    background: #f0fdf4;
}

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.success-message {
    color: #22c55e;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* ==========================================================================
   Floating Buttons
   ========================================================================== */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

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

.floating-whatsapp svg {
    width: 32px;
    height: 32px;
    fill: white;
}

.scroll-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #dc2626, #ea580c);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.scroll-to-top:hover {
    transform: translateY(-5px);
}

.scroll-to-top svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    overflow: visible;
}

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: #1f2937;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: #f9fafb;
}

.faq-question svg,
.faq-icon {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-answer {
    padding: 0 1.5rem 1.25rem;
    display: block;
}

.faq-answer.hidden {
    display: none;
}

.faq-answer p {
    color: #4b5563;
    line-height: 1.8;
    font-size: 1rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
}

.footer-link {
    color: #9ca3af;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #fbbf24;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
    .section-title {
        font-size: 1.875rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .cta-button,
    .secondary-button {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .floating-whatsapp {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
    }

    .scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 85px;
        right: 20px;
    }
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.text-gradient {
    background: linear-gradient(135deg, #dc2626, #ea580c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, #dc2626, #ea580c);
}

.shadow-primary {
    box-shadow: 0 4px 20px rgba(220, 38, 38, 0.3);
}