/* =============================================
   ASEF YAPI - Main Stylesheet
   Design inspired by wollyapi.com
   Font: Jost + Outfit (Google Fonts)
   Colors: Monochrome with red accent
   ============================================= */

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

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

body {
    font-family: 'Jost', sans-serif;
    color: #1a1a1a;
    background-color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul, ol {
    list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: #1a1a1a;
}

.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}

/* =============================================
   HEADER / NAVIGATION - wollyapi style
   ============================================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: #ffffff;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    padding: 20px 0;
    border-bottom: 1px solid #f2f2f2;
}

.site-header.scrolled {
    background: #ffffff;
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    padding: 12px 0;
    border-bottom: none;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-logo img {
    height: 50px;
    width: auto;
    transition: height 0.3s ease;
}

.site-header.scrolled .site-logo img {
    height: 40px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-title {
    font-family: 'Outfit', sans-serif;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 3px;
    color: #1a1a1a;
}

.logo-subtitle {
    font-family: 'Jost', sans-serif;
    font-size: 8.5px;
    font-weight: 300;
    letter-spacing: 4px;
    color: #aaa;
    text-transform: uppercase;
    margin-top: 1px;
}

.site-header.scrolled .logo-title {
    font-size: 16px;
}

.site-header.scrolled .logo-subtitle {
    font-size: 7.5px;
}

@media (max-width: 768px) {
    .logo-title {
        font-size: 15px;
    }
    .logo-subtitle {
        font-size: 7px;
        letter-spacing: 3px;
    }
    .site-logo img {
        height: 36px;
    }
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 0;
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: 8px;
}

.main-nav ul li {
    position: relative;
}

.main-nav ul li a {
    font-family: 'Jost', sans-serif;
    font-size: 15px;
    font-weight: 400;
    color: #1a1a1a;
    padding: 10px 16px;
    display: block;
    position: relative;
    letter-spacing: 0.3px;
    transition: color 0.3s ease;
}

.main-nav ul li a:hover {
    color: #000;
}

.main-nav ul li a.active {
    font-weight: 500;
}

.main-nav ul li a.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 16px;
    right: 16px;
    height: 1.5px;
    background: #1a1a1a;
}

/* Dropdown */
.main-nav ul li .dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    min-width: 220px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    padding: 10px 0;
}

.main-nav ul li:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-nav ul li .dropdown a {
    padding: 8px 24px;
    font-size: 14px;
    display: block;
    border-bottom: none;
}

.main-nav ul li .dropdown a:hover {
    background: #f8f8f8;
}

/* Header Right: Lang + Social - wollyapi style */
.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-left: 30px;
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: 'Jost', sans-serif;
    font-size: 14px;
}

.lang-switcher a {
    color: #999;
    font-weight: 400;
    padding: 2px 4px;
    transition: color 0.3s ease;
}

.lang-switcher a.active {
    color: #1a1a1a;
    font-weight: 600;
}

.lang-switcher a:hover {
    color: #1a1a1a;
}

.lang-sep {
    color: #ccc;
    font-weight: 300;
}

/* Social icons in header */
.header-social {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: 30px;
}

.header-social a {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #1a1a1a;
    transition: all 0.3s ease;
}

.header-social a:hover {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
    padding: 5px;
}

.hamburger span {
    width: 28px;
    height: 2px;
    background: #1a1a1a;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu - wollyapi fullscreen style */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 420px;
    height: 100vh;
    background: #fff;
    z-index: 1001;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
    overflow-y: auto;
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
}

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

.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-overlay.active {
    display: block;
    opacity: 1;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 30px;
    border-bottom: 1px solid #f2f2f2;
}

.mobile-menu .close-menu {
    font-size: 32px;
    cursor: pointer;
    color: #1a1a1a;
    background: none;
    border: none;
    line-height: 1;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-lang {
    display: flex;
    gap: 0;
    padding: 0 30px;
    margin: 20px 0 10px;
}

.mobile-lang a {
    padding: 8px 20px;
    font-family: 'Jost', sans-serif;
    font-size: 14px;
    font-weight: 500;
    color: #999;
    border: 1px solid #e5e5e5;
    transition: all 0.3s ease;
}

.mobile-lang a:first-child {
    border-right: none;
}

.mobile-lang a.active {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 10px 0;
}

.mobile-menu ul li a {
    display: block;
    padding: 16px 30px;
    font-family: 'Outfit', sans-serif;
    font-size: 22px;
    font-weight: 500;
    color: #1a1a1a;
    border-bottom: none;
    transition: background 0.2s ease, padding-left 0.2s ease;
}

.mobile-menu ul li a:hover {
    background: #f8f8f8;
    padding-left: 36px;
}

.mobile-menu-footer {
    padding: 30px;
    margin-top: auto;
    border-top: 1px solid #f2f2f2;
}

.mobile-menu-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.mobile-menu-contact a {
    font-size: 14px;
    color: #666;
    display: flex;
    align-items: center;
    gap: 10px;
}

.mobile-menu-contact a i {
    color: #1a1a1a;
    width: 16px;
}

.mobile-menu-social {
    display: flex;
    gap: 10px;
}

.mobile-menu-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid #e5e5e5;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    color: #1a1a1a;
    transition: all 0.3s ease;
}

.mobile-menu-social a:hover {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

/* =============================================
   HERO SLIDER - wollyapi.com style
   Full-height sections with left text + right image
   Image has a sketch/line-drawing fade effect
   ============================================= */
.hero-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.hero-slide {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: #ffffff;
}

.hero-slide .slide-content {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    min-height: 100vh;
}

.hero-slide .slide-text {
    flex: 0 0 42%;
    max-width: 42%;
    padding-right: 60px;
    z-index: 2;
}

.hero-slide .slide-text h1 {
    font-family: 'Outfit', sans-serif;
    font-size: 42px;
    font-weight: 800;
    line-height: 1.15;
    color: #1a1a1a;
    text-transform: uppercase;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.hero-slide .slide-text p {
    font-size: 16px;
    color: #4d4d4d;
    line-height: 1.7;
    margin-bottom: 30px;
    max-width: 420px;
}

.hero-slide .slide-image {
    flex: 0 0 58%;
    max-width: 58%;
    position: relative;
    height: 100vh;
    background: #f2f2f2;
    overflow: hidden;
}

.hero-slide .slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* The sketch-to-photo effect like wollyapi.com */
    mask-image: linear-gradient(to right, transparent 0%, black 30%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 30%);
}

.hero-slide .slide-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #f2f2f2;
    z-index: 0;
}

.hero-slide .slide-image img {
    position: relative;
    z-index: 1;
}

/* Slide navigation arrows */
.slide-nav {
    position: absolute;
    bottom: 40px;
    right: 100px;
    display: flex;
    gap: 20px;
    z-index: 10;
}

.slide-nav button {
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    color: #1a1a1a;
    padding: 10px;
    transition: opacity 0.3s;
}

.slide-nav button:hover {
    opacity: 0.6;
}

/* CTA Button - wollyapi style */
.btn-cta {
    display: inline-block;
    font-family: 'Outfit', sans-serif;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #1a1a1a;
    position: relative;
    padding-bottom: 4px;
    cursor: pointer;
    background: none;
    border: none;
}

.btn-cta::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: #1a1a1a;
    transition: width 0.3s ease;
}

.btn-cta:hover::after {
    width: 100%;
}

/* Red dot accent - like WOLL logo red square */
.accent-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #c0392b;
    margin-left: 2px;
    vertical-align: super;
}

/* =============================================
   SECTIONS - General styles
   ============================================= */
.section {
    padding: 100px 0;
}

.section-light {
    background: #ffffff;
}

.section-gray {
    background: #f2f2f2;
}

.section-dark {
    background: #1a1a1a;
    color: #ffffff;
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
    color: #ffffff;
}

.section-label {
    font-family: 'Jost', sans-serif;
    font-size: 12px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #999;
    margin-bottom: 15px;
    display: block;
}

.section-title {
    font-family: 'Outfit', sans-serif;
    font-size: 48px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
    line-height: 1.15;
}

.section-subtitle {
    font-size: 17px;
    color: #4d4d4d;
    max-width: 600px;
    line-height: 1.7;
}

/* =============================================
   ABOUT SECTION - Stats grid
   ============================================= */
.about-section {
    padding: 120px 0;
}

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

.about-image {
    position: relative;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stat-card {
    border: 1px solid #e5e5e5;
    padding: 30px 25px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: #1a1a1a;
}

.stat-card .stat-number {
    font-family: 'Outfit', sans-serif;
    font-size: 48px;
    font-weight: 700;
    color: #1a1a1a;
    display: block;
    margin-bottom: 8px;
}

.stat-card .stat-label {
    font-family: 'Jost', sans-serif;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #777;
}

/* =============================================
   SERVICES SECTION
   ============================================= */
.services-section {
    padding: 120px 0;
    background: #f2f2f2;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.service-card {
    background: #ffffff;
    padding: 40px 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: #1a1a1a;
    transition: width 0.4s ease;
}

.service-card:hover::before {
    width: 100%;
}

.service-card:hover {
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transform: translateY(-5px);
}

.service-card .service-icon {
    font-size: 36px;
    margin-bottom: 24px;
    display: block;
    color: #1a1a1a;
}

.service-card h3 {
    font-family: 'Outfit', sans-serif;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 14px;
    color: #1a1a1a;
}

.service-card p {
    font-size: 15px;
    color: #666;
    line-height: 1.7;
}

.service-card .service-link {
    display: inline-block;
    margin-top: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #1a1a1a;
    position: relative;
    padding-bottom: 3px;
}

.service-card .service-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1.5px;
    background: #1a1a1a;
    transition: width 0.3s ease;
}

.service-card:hover .service-link::after {
    width: 100%;
}

/* =============================================
   PROJECTS SECTION
   ============================================= */
.projects-section {
    padding: 120px 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.project-card {
    position: relative;
    overflow: hidden;
    height: 450px;
    background: #f2f2f2;
    cursor: pointer;
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.project-card:hover img {
    transform: scale(1.05);
}

.project-card .project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px 30px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: #fff;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s ease;
}

.project-card:hover .project-overlay {
    transform: translateY(0);
    opacity: 1;
}

.project-card .project-overlay h3 {
    font-size: 22px;
    color: #fff;
    margin-bottom: 8px;
}

.project-card .project-overlay p {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
}

/* =============================================
   COMPANIES SECTION
   ============================================= */
.companies-section {
    padding: 100px 0;
    background: #f2f2f2;
}

.companies-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-top: 50px;
}

.company-card {
    background: #fff;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.company-card:hover {
    border-color: #1a1a1a;
    transform: translateY(-3px);
}

.company-card .company-name {
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: #1a1a1a;
    margin-top: 12px;
}

/* =============================================
   ELIT KOLEJI SECTION - Featured Project
   ============================================= */
.featured-project {
    padding: 120px 0;
    position: relative;
}

.featured-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.featured-image {
    position: relative;
    overflow: hidden;
}

.featured-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.featured-content h3 {
    font-size: 36px;
    margin-bottom: 20px;
}

.featured-content p {
    font-size: 16px;
    color: #4d4d4d;
    line-height: 1.8;
    margin-bottom: 30px;
}

.featured-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.featured-stat {
    padding: 15px 0;
    border-top: 1px solid #e5e5e5;
}

.featured-stat .number {
    font-family: 'Outfit', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #1a1a1a;
}

.featured-stat .label {
    font-size: 13px;
    color: #777;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* =============================================
   PETROL / ENERGY SECTION
   ============================================= */
.energy-section {
    padding: 120px 0;
    background: #1a1a1a;
    color: #fff;
}

.energy-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.energy-content h3 {
    font-size: 36px;
    color: #fff;
    margin-bottom: 20px;
}

.energy-content p {
    font-size: 16px;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 30px;
}

.energy-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.energy-images img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact-section {
    padding: 120px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h3 {
    font-size: 36px;
    margin-bottom: 24px;
}

.contact-info p {
    font-size: 16px;
    color: #4d4d4d;
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-item .icon {
    width: 48px;
    height: 48px;
    background: #f2f2f2;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 18px;
}

.contact-item .info h4 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.contact-item .info p {
    font-size: 15px;
    color: #4d4d4d;
    margin-bottom: 0;
}

/* Contact Form */
.contact-form {
    background: #f2f2f2;
    padding: 50px;
}

.contact-form h3 {
    font-size: 24px;
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #666;
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #ddd;
    background: #fff;
    font-family: 'Jost', sans-serif;
    font-size: 15px;
    color: #1a1a1a;
    transition: border-color 0.3s ease;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #1a1a1a;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

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

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}

.form-check label {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

.btn-submit {
    font-family: 'Outfit', sans-serif;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: #1a1a1a;
    color: #fff;
    border: none;
    padding: 16px 40px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-submit:hover {
    background: #333;
}

/* =============================================
   NEWSLETTER
   ============================================= */
.newsletter-section {
    padding: 80px 0;
    background: #f2f2f2;
    text-align: center;
}

.newsletter-section h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.newsletter-section p {
    font-size: 15px;
    color: #666;
    margin-bottom: 30px;
}

.newsletter-form {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    gap: 0;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    border: 1px solid #ddd;
    border-right: none;
    font-family: 'Jost', sans-serif;
    font-size: 15px;
    outline: none;
    background: #fff;
}

.newsletter-form button {
    padding: 14px 30px;
    background: #1a1a1a;
    color: #fff;
    border: none;
    font-family: 'Outfit', sans-serif;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.newsletter-form button:hover {
    background: #333;
}

/* =============================================
   FOOTER - Clean minimal style
   ============================================= */
.site-footer {
    background: #1a1a1a;
    color: #fff;
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .footer-logo {
    height: 45px;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    font-size: 15px;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-stats {
    display: flex;
    gap: 30px;
}

.footer-stat {
    text-align: left;
}

.footer-stat .number {
    font-family: 'Outfit', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: #fff;
}

.footer-stat .label {
    font-size: 12px;
    color: rgba(255,255,255,0.5);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-column h4 {
    font-family: 'Outfit', sans-serif;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #fff;
    margin-bottom: 24px;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: #fff;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.4);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    transition: color 0.3s ease;
}

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

/* Social links in footer */
.footer-social {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    font-size: 14px;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #fff;
    color: #1a1a1a;
    border-color: #fff;
}

/* =============================================
   PAGE HEADER (Inner pages)
   ============================================= */
.page-header {
    padding: 160px 0 80px;
    background: #f2f2f2;
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 12px;
}

.page-header .breadcrumb {
    font-size: 14px;
    color: #777;
}

.page-header .breadcrumb a {
    color: #1a1a1a;
}

.page-header .breadcrumb span {
    margin: 0 8px;
    color: #ccc;
}

/* =============================================
   ABOUT PAGE
   ============================================= */
.about-page-content {
    padding: 100px 0;
}

.about-text-block {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text-block p {
    font-size: 17px;
    color: #4d4d4d;
    line-height: 1.8;
    margin-bottom: 24px;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 80px auto 0;
    padding: 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background: #ddd;
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 50px;
    position: relative;
}

.timeline-item:nth-child(odd) {
    padding-right: calc(50% + 40px);
    text-align: right;
}

.timeline-item:nth-child(even) {
    padding-left: calc(50% + 40px);
}

.timeline-item .year {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    background: #1a1a1a;
    color: #fff;
    padding: 6px 16px;
    font-family: 'Outfit', sans-serif;
    font-size: 14px;
    font-weight: 600;
}

.timeline-item h4 {
    font-size: 18px;
    margin-bottom: 8px;
    margin-top: 40px;
}

.timeline-item p {
    font-size: 15px;
    color: #666;
    line-height: 1.7;
}

/* =============================================
   SERVICES PAGE
   ============================================= */
.service-detail-section {
    padding: 100px 0;
}

.service-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 60px;
    border-bottom: 1px solid #e5e5e5;
    padding-bottom: 20px;
}

.service-tab {
    padding: 10px 24px;
    font-family: 'Jost', sans-serif;
    font-size: 14px;
    cursor: pointer;
    border: 1px solid #e5e5e5;
    background: transparent;
    transition: all 0.3s ease;
    color: #666;
}

.service-tab.active,
.service-tab:hover {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

.service-detail {
    display: none;
}

.service-detail.active {
    display: block;
}

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

.service-detail-content h3 {
    font-size: 32px;
    margin-bottom: 20px;
}

.service-detail-content p {
    font-size: 16px;
    color: #4d4d4d;
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-detail-content ul {
    margin-top: 20px;
}

.service-detail-content ul li {
    padding: 10px 0;
    border-bottom: 1px solid #f2f2f2;
    font-size: 15px;
    color: #4d4d4d;
    padding-left: 20px;
    position: relative;
}

.service-detail-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 8px;
    height: 1px;
    background: #1a1a1a;
}

/* =============================================
   PROJECTS PAGE
   ============================================= */
.projects-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 8px 20px;
    font-family: 'Jost', sans-serif;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: 1px solid #e5e5e5;
    background: transparent;
    transition: all 0.3s ease;
    color: #666;
}

.filter-btn.active,
.filter-btn:hover {
    background: #1a1a1a;
    color: #fff;
    border-color: #1a1a1a;
}

.projects-masonry {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-item {
    position: relative;
    overflow: hidden;
    height: 350px;
    background: #f2f2f2;
}

.project-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-item:hover img {
    transform: scale(1.05);
}

.project-item .project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    color: #fff;
    transform: translateY(10px);
    opacity: 0;
    transition: all 0.4s ease;
}

.project-item:hover .project-info {
    transform: translateY(0);
    opacity: 1;
}

.project-item .project-info h4 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 4px;
}

.project-item .project-info span {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
}

/* =============================================
   CONTACT PAGE
   ============================================= */
.offices-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.office-card {
    padding: 40px 30px;
    border: 1px solid #e5e5e5;
    transition: all 0.3s ease;
}

.office-card:hover {
    border-color: #1a1a1a;
}

.office-card h4 {
    font-size: 20px;
    margin-bottom: 16px;
}

.office-card p {
    font-size: 15px;
    color: #666;
    line-height: 1.7;
    margin-bottom: 8px;
}

.office-card .office-tag {
    display: inline-block;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 12px;
    background: #f2f2f2;
    color: #666;
    margin-top: 12px;
}

/* Map */
.map-section {
    width: 100%;
    height: 450px;
    background: #f2f2f2;
}

.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* FAQ */
.faq-section {
    padding: 100px 0;
}

.faq-grid {
    max-width: 800px;
    margin: 40px auto 0;
}

.faq-item {
    border-bottom: 1px solid #e5e5e5;
}

.faq-question {
    padding: 20px 0;
    font-family: 'Outfit', sans-serif;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #1a1a1a;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    font-weight: 300;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    content: '−';
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 0 20px;
    font-size: 15px;
    color: #666;
    line-height: 1.7;
}

/* =============================================
   WHATSAPP BUTTON
   ============================================= */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 999;
}

.whatsapp-float a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    color: #fff;
    font-size: 28px;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: transform 0.3s ease;
}

.whatsapp-float a:hover {
    transform: scale(1.1);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: #1a1a1a;
    color: #fff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    font-size: 18px;
}

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

.back-to-top:hover {
    background: #333;
}

/* =============================================
   COOKIE NOTICE
   ============================================= */
.cookie-notice {
    position: fixed;
    bottom: 0;
    right: 0;
    max-width: 480px;
    background: #2c2c2c;
    color: rgba(255,255,255,0.8);
    padding: 24px 30px;
    z-index: 9999;
    display: none;
    font-size: 14px;
    line-height: 1.6;
}

.cookie-notice.show {
    display: block;
}

.cookie-notice p {
    margin-bottom: 16px;
}

.cookie-buttons {
    display: flex;
    gap: 12px;
}

.cookie-buttons button {
    padding: 8px 24px;
    font-family: 'Jost', sans-serif;
    font-size: 13px;
    cursor: pointer;
    border: 1px solid rgba(255,255,255,0.3);
    background: transparent;
    color: #fff;
    transition: all 0.3s ease;
}

.cookie-buttons button:first-child {
    background: #fff;
    color: #1a1a1a;
    border-color: #fff;
}

.cookie-buttons button:hover {
    opacity: 0.8;
}

/* =============================================
   ANIMATIONS
   ============================================= */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Hero slide text should be visible immediately */
.hero-slide .fade-in-left {
    opacity: 1;
    transform: translateX(0);
}

/* Fallback: ensure content is visible even if JS hasn't loaded */
.no-js .fade-in,
.no-js .fade-in-left,
.no-js .fade-in-right {
    opacity: 1;
    transform: none;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1200px) {
    .hero-slide .slide-text h1 {
        font-size: 36px;
    }
    .section-title {
        font-size: 40px;
    }
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

@media (max-width: 992px) {
    .main-nav {
        display: none;
    }
    .header-right {
        display: none;
    }
    .hamburger {
        display: flex;
    }
    .mobile-menu {
        display: block;
    }

    .hero-slide .slide-content {
        flex-direction: column;
        padding-top: 120px;
    }

    .hero-slide .slide-text {
        flex: 0 0 auto;
        max-width: 100%;
        padding-right: 0;
        padding-bottom: 40px;
        text-align: center;
    }

    .hero-slide .slide-text p {
        max-width: 100%;
    }

    .hero-slide .slide-image {
        flex: 0 0 auto;
        max-width: 100%;
        height: 400px;
        width: 100%;
    }

    .hero-slide {
        min-height: auto;
        padding: 0 0 40px;
    }

    .hero-slide .slide-content {
        min-height: auto;
    }

    .about-grid,
    .contact-grid,
    .featured-grid,
    .energy-grid,
    .service-detail-grid {
        grid-template-columns: 1fr;
    }

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

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

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

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

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

    .projects-masonry {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .about-section,
    .services-section,
    .featured-project,
    .energy-section,
    .contact-section,
    .faq-section,
    .service-detail-section,
    .about-page-content {
        padding: 60px 0;
    }

    .hero-slide .slide-text h1 {
        font-size: 28px;
    }

    .section-title {
        font-size: 32px;
    }

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

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

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

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .contact-form {
        padding: 30px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .page-header {
        padding: 130px 0 60px;
    }

    .page-header h1 {
        font-size: 36px;
    }

    .projects-masonry {
        grid-template-columns: 1fr;
    }

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

    .featured-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 0 20px;
    }

    .hero-slide .slide-content {
        padding: 0 20px;
        padding-top: 100px;
    }

    .hero-slide .slide-text h1 {
        font-size: 24px;
    }

    .section-title {
        font-size: 28px;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input {
        border-right: 1px solid #ddd;
    }
}