/* ==========================================================================
   Yellow Business - Professional Architecture & Construction
   ========================================================================== */

/* Import Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #f59e0b;
    --secondary-color: #d97706;
    --dark-bg: #111827;
    --darker-bg: #0a0a0a;
    --card-bg: #1f2937;
    --text-light: #ffffff;
    --text-gray: #9ca3af;
    --text-dark: #1f2937;
    --border-color: rgba(245, 158, 11, 0.2);
    --shadow-color: rgba(245, 158, 11, 0.15);
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition-speed: 0.3s;
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --border-radius-sm: 8px;
    --border-radius-md: 15px;
    --border-radius-lg: 20px;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.8;
    overflow-x: hidden;
    direction: ltr;
    text-align: left;
}

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

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

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Section Styles */
section {
    padding: var(--section-padding);
    position: relative;
}

/* ==========================================================================
   Top Bar
   ========================================================================== */

.top-bar {
    background: var(--darker-bg);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.top-info {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.top-info span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-gray);
}

.top-info i {
    color: var(--primary-color);
}

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

.top-social a {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(245, 158, 11, 0.1);
    color: var(--primary-color);
    font-size: 14px;
    transition: var(--transition-smooth);
}

.top-social a:hover {
    background: var(--primary-color);
    color: var(--text-dark);
    transform: translateY(-3px);
}

/* ==========================================================================
   Navbar
   ========================================================================== */

.navbar {
    background: var(--dark-bg);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    padding: 15px 0;
    background: rgba(17, 24, 39, 0.98);
    backdrop-filter: blur(10px);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 800;
    color: var(--text-light);
}

.logo i {
    color: var(--primary-color);
    font-size: 32px;
}

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

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 16px;
    color: var(--text-light);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition-smooth);
}

/* ==========================================================================
   Hero Slider
   ========================================================================== */

.hero-slider {
    position: relative;
    height: 100vh;
    min-height: 650px;
    overflow: hidden;
}

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

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.slide.active {
    opacity: 1;
    visibility: visible;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    z-index: 1;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(1px);
    z-index: 2;
}

.slide-content {
    position: relative;
    z-index: 3;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 700px;
}

.slide-label {
    display: inline-block;
    padding: 10px 25px;
    background: rgba(245, 158, 11, 0.2);
    border: 2px solid var(--primary-color);
    border-radius: 50px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 25px;
    width: fit-content;
}

.slide-title {
    font-size: 58px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 25px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.slide-text {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    line-height: 1.8;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.slide-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

/* Slider Controls */
.slider-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    z-index: 10;
}

.slider-btn {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: rgba(245, 158, 11, 0.15);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.slider-btn:hover {
    background: var(--primary-color);
    color: var(--text-dark);
    transform: scale(1.1);
}

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

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.dot.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    width: 35px;
    border-radius: 10px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 15px 35px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
    z-index: -1;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-dark);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(245, 158, 11, 0.3);
}

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

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

/* ==========================================================================
   Services Quick
   ========================================================================== */

.services-quick {
    background: var(--darker-bg);
    padding: 60px 0;
    margin-top: -50px;
    position: relative;
    z-index: 5;
}

.services-quick-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.service-quick-item {
    text-align: center;
    padding: 35px 25px;
    background: var(--card-bg);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    cursor: pointer;
}

.service-quick-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.2);
    border-color: var(--primary-color);
}

.service-quick-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    font-size: 32px;
    color: var(--text-dark);
    transition: var(--transition-smooth);
}

.service-quick-item:hover .service-quick-icon {
    transform: rotateY(360deg);
}

.service-quick-item h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-light);
}

.service-quick-item p {
    font-size: 14px;
    color: var(--text-gray);
}

/* ==========================================================================
   Section Headers
   ========================================================================== */

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

.section-label {
    display: inline-block;
    padding: 8px 25px;
    background: rgba(245, 158, 11, 0.15);
    border-radius: 50px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 42px;
    font-weight: 900;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-light), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-gray);
    line-height: 1.8;
}

/* ==========================================================================
   About Section
   ========================================================================== */

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

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.image-wrapper img {
    width: 100%;
    height: 550px;
    object-fit: cover;
    transition: var(--transition-smooth);
}

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

.about-experience {
    position: absolute;
    bottom: 30px;
    left: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 30px;
    border-radius: var(--border-radius-md);
    text-align: center;
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.3);
}

.experience-number {
    font-size: 48px;
    font-weight: 900;
    color: var(--text-dark);
    line-height: 1;
    margin-bottom: 5px;
}

.experience-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
}

.about-content {
    text-align: left;
}

.about-text {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 2;
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin: 35px 0;
}

.about-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--text-light);
    font-weight: 500;
}

.about-feature-item i {
    color: var(--primary-color);
    font-size: 18px;
}

/* ==========================================================================
   Services Section
   ========================================================================== */

.services {
    background: var(--darker-bg);
}

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

.service-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05), rgba(217, 119, 6, 0.05));
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(245, 158, 11, 0.2);
    border-color: var(--primary-color);
}

.service-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    background: var(--primary-color);
    color: var(--text-dark);
}

.service-badge.eco {
    background: #10b981;
}

.service-badge.future {
    background: #8b5cf6;
}

.service-badge.promo {
    background: #ef4444;
}

.service-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    font-size: 38px;
    color: var(--text-dark);
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
    transform: rotateY(360deg) scale(1.1);
}

.service-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-light);
}

.service-card p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 25px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 15px;
    transition: var(--transition-smooth);
}

.service-link:hover {
    gap: 15px;
}

/* ==========================================================================
   Projects Section
   ========================================================================== */

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

.projects-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 30px;
    border-radius: 50px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    color: var(--text-light);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-dark);
    transform: translateY(-3px);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background: var(--card-bg);
    transition: var(--transition-smooth);
}

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

.project-image {
    position: relative;
    overflow: hidden;
    height: 300px;
}

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

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(245, 158, 11, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.project-view {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--text-dark);
    color: var(--primary-color);
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.project-view:hover {
    transform: scale(1.2) rotate(90deg);
}

.project-content {
    padding: 25px;
}

.project-date {
    display: inline-block;
    padding: 6px 15px;
    background: rgba(245, 158, 11, 0.15);
    border-radius: 20px;
    color: var(--primary-color);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
}

.project-content h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-light);
}

/* ==========================================================================
   Team Section
   ========================================================================== */

.team {
    background: var(--darker-bg);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.team-card {
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(245, 158, 11, 0.2);
    border-color: var(--primary-color);
}

.team-image {
    position: relative;
    overflow: hidden;
    height: 320px;
}

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

.team-card:hover .team-image img {
    transform: scale(1.1);
}

.team-social {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    opacity: 0;
    transition: var(--transition-smooth);
}

.team-card:hover .team-social {
    opacity: 1;
    bottom: 30px;
}

.team-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--text-dark);
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.team-social a:hover {
    background: var(--text-dark);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.team-info {
    padding: 25px;
    text-align: center;
}

.team-info h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 8px;
}

.team-info p {
    font-size: 15px;
    color: var(--text-gray);
}

.team-stats {
    display: flex;
    justify-content: center;
    gap: 100px;
    padding: 50px;
    background: var(--card-bg);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

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

.stat-number {
    font-size: 52px;
    font-weight: 900;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-light);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

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

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

.contact-icon {
    width: 55px;
    height: 55px;
    flex-shrink: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--text-dark);
}

.contact-text h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 8px;
}

.contact-text p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.8;
}

.contact-form {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    background: var(--dark-bg);
    color: var(--text-light);
    font-family: inherit;
    font-size: 15px;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
    background: var(--darker-bg);
    padding: 80px 0 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 25px;
}

.footer-col p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(245, 158, 11, 0.15);
    color: var(--primary-color);
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.footer-social a:hover {
    background: var(--primary-color);
    color: var(--text-dark);
    transform: translateY(-3px);
}

.footer-links,
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 15px;
    color: var(--text-gray);
    transition: var(--transition-smooth);
    display: inline-block;
}

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

.footer-contact li {
    display: flex;
    gap: 12px;
    color: var(--text-gray);
    font-size: 15px;
}

.footer-contact i {
    color: var(--primary-color);
    margin-top: 3px;
}

.footer-bottom {
    padding: 25px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    font-size: 15px;
    color: var(--text-gray);
}

/* ==========================================================================
   Scroll to Top Button
   ========================================================================== */

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-dark);
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.3);
}

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

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(245, 158, 11, 0.4);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1024px) {
    .about-wrapper,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        gap: 25px;
    }
    
    .slide-title {
        font-size: 48px;
    }
}

@media (max-width: 768px) {
    /* Navbar Mobile */
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 75px;
        left: -100%;
        width: 280px;
        height: calc(100vh - 75px);
        background: var(--card-bg);
        flex-direction: column;
        padding: 40px 30px;
        gap: 20px;
        box-shadow: 5px 0 20px rgba(0, 0, 0, 0.5);
        transition: left 0.4s ease;
        align-items: flex-start;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    /* Hero */
    .slide-title {
        font-size: 36px;
    }
    
    .slide-text {
        font-size: 16px;
    }
    
    .slider-controls {
        padding: 0 15px;
    }
    
    .slider-btn {
        width: 45px;
        height: 45px;
        font-size: 16px;
    }
    
    /* Sections */
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .services-quick {
        padding: 40px 0;
        margin-top: -30px;
    }
    
    .services-quick-grid,
    .services-grid,
    .projects-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .team-stats {
        gap: 50px;
        padding: 30px;
    }
    
    .stat-number {
        font-size: 42px;
    }
    
    .top-bar-content {
        justify-content: center;
    }
    
    .top-info {
        gap: 15px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .slide-title {
        font-size: 28px;
    }
    
    .slide-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .team-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .top-bar {
        padding: 10px 0;
    }
    
    .top-bar-content {
        flex-direction: column;
        gap: 10px;
    }
    
    .top-bar-right {
        flex-direction: column;
        gap: 8px;
    }
    
    .top-item {
        font-size: 12px;
    }
    
    .header {
        padding: 15px 0;
    }
    
    .logo-text h1 {
        font-size: 20px;
    }
    
    .logo-text span {
        font-size: 12px;
    }
    
    .nav-menu {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 14px;
        padding: 8px 12px;
    }
    
    .slide-description {
        font-size: 14px;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
        width: 100%;
    }
    
    .section-subtitle {
        font-size: 14px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    section {
        padding: 30px 0;
    }
    
    .project-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .project-card {
        margin-bottom: 20px;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-card {
        padding: 20px 15px;
    }
    
    .contact-form {
        padding: 20px 15px;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 12px 15px;
        font-size: 14px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-section h3 {
        font-size: 18px;
    }
    
    .footer-section p,
    .footer-section a {
        font-size: 13px;
    }
    
    .scroll-to-top {
        width: 45px;
        height: 45px;
        font-size: 18px;
        bottom: 20px;
        right: 20px;
    }
}