/* ==========================================================================
   DESIGN SYSTEM & VARIABLES (Dadon Climatização)
   ========================================================================== */
:root {
    --primary-blue: #0284c7;       /* Sky 600 - Main Brand */
    --primary-dark: #0369a1;       /* Sky 700 - Hover State */
    --accent-cyan: #06b6d4;        /* Cyan 500 - Highlight/Glow */
    --accent-ice: #e0f2fe;         /* Sky 100 - Light Accent */
    
    --bg-dark-1: #0b132b;          /* Very Deep Navy */
    --bg-dark-2: #1c2541;          /* Slate Navy */
    --bg-light-1: #f8fafc;         /* Pure Light Grey */
    --bg-light-2: #f1f5f9;         /* Alternating Light Grey */
    
    --text-dark: #0f172a;          /* Charcoal text */
    --text-muted: #475569;         /* Slate text */
    --text-light: #ffffff;         /* White text */
    --text-light-muted: #cbd5e1;   /* Light Slate text */
    
    --header-height: 100px;
    --header-shrink-height: 70px;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: all 0.2s ease;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.15), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 15px rgba(6, 182, 212, 0.4);
}

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

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-light-1);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.2;
}

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

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

ul {
    list-style: none;
}

/* Common Layout Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 100px 0;
}

/* ==========================================================================
   BUTTONS & HOVERS (Premium Interactive Elements)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 30px;
    border-radius: 50px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    position: relative;
    z-index: 1;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    color: var(--text-light);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-cyan), var(--primary-blue));
    opacity: 0;
    z-index: -1;
    transition: var(--transition-smooth);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.03);
    color: var(--text-light);
    box-shadow: 0 8px 25px rgba(2, 132, 199, 0.4);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-glow:hover {
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--text-light);
    color: var(--text-light);
}

.btn-secondary:hover {
    background-color: var(--text-light);
    color: var(--bg-dark-1);
    transform: translateY(-3px) scale(1.03);
}

/* ==========================================================================
   HEADER / STICKY NAVIGATION (Large Logo, Blur and Animations)
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: transparent;
    z-index: 1000;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* Sticky Shrink State */
.main-header.scrolled {
    height: var(--header-shrink-height);
    background-color: rgba(11, 19, 43, 0.85); /* Dark Glassmorphism */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid rgba(6, 182, 212, 0.2);
}

.header-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Premium Logo Style */
.logo-wrapper {
    display: flex;
    align-items: center;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.logo-placeholder {
    display: flex;
    align-items: center;
    line-height: 1.1;
}

.logo-wrapper img {
    height: auto;
    max-height: 55px;
    max-width: 170px;
    width: auto;
    transition: var(--transition-smooth);
    object-fit: contain;
}

.main-header.scrolled .logo-wrapper img {
    max-height: 45px;
}

.logo-text-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.1;
}

.logo-title-row {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 6px;
}

.logo-text-dadon {
    font-size: 1.55rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    font-family: 'Montserrat', sans-serif;
    color: #ffffff;
    transition: var(--transition-smooth);
}

.logo-text-clima {
    font-size: 1.55rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    font-family: 'Montserrat', sans-serif;
    color: var(--accent-cyan);
    transition: var(--transition-smooth);
}

.main-header.scrolled .logo-text-dadon,
.main-header.scrolled .logo-text-clima {
    font-size: 1.3rem;
}

.logo-slogan {
    display: block;
    width: 100%;
    text-align: center;
    font-size: 0.54rem;
    color: var(--text-light-muted);
    opacity: 0.8;
    letter-spacing: 0.8px;
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 4px;
    padding-top: 4px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    transition: var(--transition-smooth);
}

.main-header.scrolled .logo-slogan {
    font-size: 0.48rem;
    margin-top: 3px;
    padding-top: 3px;
}

/* Menu Links with Slide Underline animation */
.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-light);
    padding: 10px 0;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-cyan));
    transition: var(--transition-smooth);
}

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

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

.admin-btn {
    border: 1px solid rgba(6, 182, 212, 0.4);
    padding: 8px 18px;
    border-radius: 20px;
    background: rgba(6, 182, 212, 0.1);
    transition: var(--transition-smooth);
}

.admin-btn:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark-1) !important;
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

/* Mobile Toggle Hamburger */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background-color: var(--text-light);
    border-radius: 10px;
    transition: var(--transition-smooth);
}

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

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

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

/* Mobile Drawer */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background-color: var(--bg-dark-1);
    z-index: 999;
    padding: 120px 40px;
    display: flex;
    flex-direction: column;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    transition: right 0.5s cubic-bezier(0.77, 0, 0.175, 1);
}

.mobile-drawer.active {
    right: 0;
}

.mobile-drawer ul {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.drawer-link {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-light);
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.drawer-link:hover {
    color: var(--accent-cyan);
    padding-left: 10px;
}

/* ==========================================================================
   HERO SLIDESHOW SECTION (Autoplay & Premium Animation)
   ========================================================================== */
.hero-section {
    position: relative;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    background-color: var(--bg-dark-1);
}

.hero-slider {
    width: 100%;
    height: 100%;
    position: relative;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.2s ease-in-out, visibility 1.2s ease-in-out;
    z-index: 1;
    display: flex;
    align-items: center;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(11, 19, 43, 0.9) 20%, rgba(11, 19, 43, 0.4) 60%, rgba(11, 19, 43, 0.2));
    z-index: 3;
}

.hero-slide-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(1.1);
    transition: transform 7s ease;
}

.hero-slide.active .hero-slide-img {
    transform: scale(1.0);
}

/* Hero Slide Content Animations */
.hero-slide-content {
    position: relative;
    z-index: 4;
    max-width: 800px;
    padding: 0 40px;
    margin-left: 10%;
    color: var(--text-light);
}

.hero-slide-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    transform: translateY(50px);
    opacity: 0;
    transition: all 0.8s ease 0.3s;
    color: var(--text-light);
}

.hero-slide-content p {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: 35px;
    color: var(--text-light-muted);
    transform: translateY(35px);
    opacity: 0;
    transition: all 0.8s ease 0.6s;
}

.hero-slide-content .hero-buttons {
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.8s ease 0.9s;
}

.hero-slide.active h1,
.hero-slide.active p,
.hero-slide.active .hero-buttons {
    transform: translateY(0);
    opacity: 1;
}

/* Arrow Navigations */
.hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-light);
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.hero-arrow:hover {
    background-color: var(--accent-cyan);
    color: var(--bg-dark-1);
    box-shadow: var(--shadow-glow);
    border-color: var(--accent-cyan);
}

.prev-arrow {
    left: 40px;
}

.next-arrow {
    right: 40px;
}

/* Pagination Dots */
.hero-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 12px;
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.hero-dot.active {
    background-color: var(--accent-cyan);
    width: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   ABOUT US SECTION
   ========================================================================== */
.about-section {
    background-color: var(--bg-light-1);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background-color: var(--accent-ice);
    color: var(--primary-blue);
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 30px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 25px;
}

.section-description {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 35px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    padding-top: 35px;
}

.stat-item h3 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-blue);
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 5px;
}

.stat-item p {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image-wrapper img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.about-image-wrapper:hover img {
    transform: scale(1.05);
}

/* ==========================================================================
   SERVICES SECTION (Premium Cards & Glow)
   ========================================================================== */
.services-section {
    background-color: var(--bg-light-2);
}

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

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

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--text-light);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.02);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-cyan));
    opacity: 0;
    transition: var(--transition-smooth);
}

.service-icon-box {
    width: 70px;
    height: 70px;
    background-color: var(--accent-ice);
    color: var(--primary-blue);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin-bottom: 30px;
    transition: var(--transition-smooth);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    transition: var(--transition-fast);
}

.service-card p {
    color: var(--text-muted);
}

/* Service Card Hover States */
.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(2, 132, 199, 0.1);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card:hover .service-icon-box {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    color: var(--text-light);
    box-shadow: 0 5px 15px rgba(2, 132, 199, 0.3);
    transform: rotateY(180deg);
}

.service-card:hover h3 {
    color: var(--primary-blue);
}

/* ==========================================================================
   PORTFOLIO SECTION
   ========================================================================== */
.portfolio-section {
    background-color: var(--bg-light-1);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    height: 380px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(11, 19, 43, 0.95) 10%, rgba(11, 19, 43, 0.4) 60%, transparent);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 2;
}

.portfolio-overlay h3 {
    color: var(--text-light);
    font-size: 1.4rem;
    margin-bottom: 10px;
    transform: translateY(20px);
    transition: transform 0.5s ease 0.1s;
}

.portfolio-overlay p {
    color: var(--text-light-muted);
    font-size: 0.95rem;
    transform: translateY(20px);
    transition: transform 0.5s ease 0.2s;
}

/* Portfolio Hover States */
.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-item:hover .portfolio-overlay h3,
.portfolio-item:hover .portfolio-overlay p {
    transform: translateY(0);
}

/* ==========================================================================
   TESTIMONIALS SECTION
   ========================================================================== */
.testimonials-section {
    background-color: var(--bg-dark-1);
    color: var(--text-light);
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background-color: var(--bg-dark-2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 40px;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.testimonial-card::after {
    content: '"';
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 6rem;
    font-family: 'Montserrat', sans-serif;
    color: rgba(6, 182, 212, 0.15);
    line-height: 1;
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-light-muted);
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.client-avatar {
    width: 50px;
    height: 50px;
    background-color: var(--accent-cyan);
    color: var(--bg-dark-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.client-details h4 {
    color: var(--text-light);
    font-size: 1.1rem;
}

.client-details span {
    color: var(--accent-cyan);
    font-size: 0.85rem;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-cyan);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.15);
}

/* ==========================================================================
   CONTACT SECTION & MAP
   ========================================================================== */
.contact-section {
    background-color: var(--bg-light-2);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: stretch;
}

/* Contact Form UI */
.contact-form-box {
    background-color: var(--text-light);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input,
.form-group textarea {
    padding: 14px 20px;
    border-radius: 10px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    background-color: var(--bg-light-1);
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-blue);
    background-color: var(--text-light);
    box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.1);
    outline: none;
}

/* Contact Info Details */
.contact-info-box {
    background-color: var(--text-light);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 30px;
}

.info-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
}

.info-icon {
    width: 55px;
    height: 55px;
    background-color: var(--accent-ice);
    color: var(--primary-blue);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    transition: var(--transition-smooth);
}

.info-item:hover .info-icon {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-cyan));
    color: var(--text-light);
    box-shadow: 0 5px 15px rgba(2, 132, 199, 0.25);
    transform: scale(1.05);
}

.info-text h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

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

.info-text a:hover {
    color: var(--primary-blue);
}

.map-wrapper {
    width: 100%;
    height: 250px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   FOOTER (Large Logo, Uneditable Signature)
   ========================================================================== */
.main-footer {
    background-color: var(--bg-dark-1);
    color: var(--text-light);
    padding-top: 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    padding-bottom: 60px;
}

.footer-about .logo-placeholder {
    margin-bottom: 20px;
}

#footerLogoContainer img,
.footer-about .logo-placeholder img {
    max-height: 70px;
    max-width: 220px;
    width: auto;
    object-fit: contain;
    margin-bottom: 15px;
    display: block;
}

.footer-about p {
    color: var(--text-light-muted);
    max-width: 320px;
    font-size: 0.95rem;
}

.footer-links h4,
.footer-socials h4 {
    font-size: 1.1rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after,
.footer-socials h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent-cyan);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-links a {
    color: var(--text-light-muted);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-cyan);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.social-icon:hover {
    background-color: var(--accent-cyan);
    color: var(--bg-dark-1);
    box-shadow: var(--shadow-glow);
    border-color: var(--accent-cyan);
    transform: translateY(-3px);
}

/* Footer Bottom Credit & Signature */
.footer-bottom {
    background-color: #050a18;
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.footer-copyright {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 6px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
}

.footer-signature {
    font-size: 0.85rem;
    color: var(--text-light-muted);
    opacity: 0.7;
    margin-bottom: 12px;
}
.hidden-admin-lock {
    position: absolute;
    bottom: 5px;
    right: 15px;
    font-size: 0.85rem;
    color: var(--text-light-muted);
    opacity: 0.12;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 9999;
    transition: var(--transition-smooth);
}

.hidden-admin-lock:hover {
    opacity: 0.8;
    filter: none;
    color: var(--accent-cyan);
}

.developer-link {
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 0.5px;
    transition: var(--transition-fast);
}

.developer-link:hover {
    color: #fff;
    text-shadow: var(--shadow-glow);
}

/* ==========================================================================
   SCROLL ANIMATIONS (Bidirectional, Down & Up)
   ========================================================================== */
.scroll-animate {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-animate.fade-left {
    transform: translateX(-40px);
}

.scroll-animate.fade-right {
    transform: translateX(40px);
}

.scroll-animate.fade-up {
    transform: translateY(40px);
}

/* When active/visible in viewport */
.scroll-animate.visible {
    opacity: 1;
    transform: translate(0, 0) !important;
}

/* Animation on menu and buttons specifically */
.nav-link, .btn, .service-card, .portfolio-item, .testimonial-card, .social-icon {
    /* Smooth transitions for interactive elements hover/scale/focus */
    transition: var(--transition-smooth);
}

/* ==========================================================================
   RESPONSIVE DESIGN (Adaptive Breakpoints)
   ========================================================================== */
@media (max-width: 991px) {
    .section-padding {
        padding: 70px 0;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image-wrapper img {
        height: 380px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-slide-content h1 {
        font-size: 2.8rem;
    }
    
    .hero-arrow {
        width: 45px;
        height: 45px;
    }
    
    .prev-arrow { left: 20px; }
    .next-arrow { right: 20px; }
}

@media (max-width: 768px) {
    .main-header {
        height: 80px;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hero-slide-content {
        margin-left: 5%;
        padding: 0 20px;
    }
    
    .hero-slide-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-slide-content p {
        font-size: 1rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}