/* ====================================
   illi-m Corporate Website
   Main Stylesheet
   ==================================== */

/* === Root Variables === */
:root {
    /* Colors */
    --primary-color: #525566;
    --secondary-color: #2c3e50;
    --accent-color: #c9a55d;
    --gold-color: #d4af37;
    --light-bg: #f8f9fa;
    --white: #ffffff;
    --black: #1a1a1a;
    --gray: #6c757d;
    --light-gray: #e9ecef;
    --border-color: #dee2e6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #525566 0%, #2c3e50 100%);
    --gradient-gold: linear-gradient(135deg, #c9a55d 0%, #d4af37 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(82, 85, 102, 0.95) 0%, rgba(44, 62, 80, 0.95) 100%);
    
    /* Typography */
    --font-primary: 'Noto Sans KR', sans-serif;
    --font-secondary: 'Montserrat', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
}

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

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

body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--black);
    background-color: var(--white);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-gold);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    margin-top: 20px;
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 15px 40px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: 50px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background: var(--white);
    color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* === Navigation === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 1);
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    height: 50px;
    width: auto;
    transition: var(--transition-smooth);
}

.logo:hover img {
    transform: scale(1.05);
}

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

.nav-link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--primary-color);
    position: relative;
    padding: 5px 0;
}

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

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

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 20px;
}

.lang-btn {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 6px 12px;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Montserrat', sans-serif;
}

.lang-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.lang-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
}

.lang-divider {
    color: var(--primary-color);
    font-weight: 300;
    opacity: 0.5;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

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

/* === Hero Section === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: var(--gradient-primary);
    color: var(--white);
    overflow: hidden;
    padding-top: 80px;
}

.hero .container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo-large {
    margin: 0 auto 40px;
    text-align: center;
    animation: logoFloat 3s ease-in-out infinite;
    width: 100%;
    display: flex;
    justify-content: center;
}

.hero-logo-large img {
    max-width: 400px;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
    display: block;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.hero-description {
    margin: 30px 0;
    font-size: 1.05rem;
    line-height: 1.9;
    opacity: 0.9;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,154.7C960,171,1056,181,1152,165.3C1248,149,1344,107,1392,85.3L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: bottom;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(201, 165, 93, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 25px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-title .highlight {
    color: var(--gold-color);
    display: block;
    margin-top: 15px;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    line-height: 1.8;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 80px;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--gold-color);
    font-family: var(--font-secondary);
}

.stat-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 10px;
    opacity: 0.9;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--white);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 10px;
    background: var(--white);
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

/* === Animations === */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
}

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

/* === About Section === */
.about {
    background: var(--white);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-intro {
    margin-bottom: 80px;
}

.about-text h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 15px;
}

.since-text {
    font-size: 1.3rem;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 30px;
    font-family: var(--font-secondary);
}

.company-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 30px;
}

.vision-section {
    margin-bottom: 80px;
}

.vision-title {
    text-align: center;
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 50px;
    position: relative;
}

.vision-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-gold);
    border-radius: 2px;
}

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

.org-center {
    margin-bottom: 50px;
}

.org-logo {
    display: inline-block;
    padding: 30px;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    border: 3px solid var(--accent-color);
}

.org-logo img {
    max-width: 200px;
    height: auto;
}

.about-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray);
    margin-bottom: 30px;
}

.company-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1rem;
}

.info-item i {
    color: var(--accent-color);
    font-size: 1.3rem;
}

.vision-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.vision-card {
    background: var(--white);
    padding: 40px 20px;
    text-align: center;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.vision-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
}

.vision-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition-bounce);
}

.vision-card:hover .vision-icon {
    transform: rotate(360deg);
}

.vision-icon i {
    font-size: 2rem;
    color: var(--white);
}

.vision-card h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.vision-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

.organization {
    text-align: center;
}

.organization h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 40px;
}

.org-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.org-card {
    background: var(--light-bg);
    padding: 30px 15px;
    border-radius: 10px;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.org-card:hover {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: var(--gold-color);
    transform: translateY(-5px);
}

.org-card i {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--accent-color);
    transition: var(--transition-smooth);
}

.org-card:hover i {
    color: var(--gold-color);
}

.org-card h5 {
    font-size: 1rem;
    line-height: 1.4;
}

/* === Business Section === */
.business {
    background: var(--light-bg);
}

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

.business-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border-top: 4px solid var(--primary-color);
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.business-card.highlight-card {
    border-top-color: var(--gold-color);
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.business-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.business-card.highlight-card .business-icon {
    background: var(--gradient-gold);
}

.business-icon i {
    font-size: 2rem;
    color: var(--white);
}

.business-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.subtitle-eng {
    font-size: 0.9rem;
    color: var(--gray);
    font-style: italic;
    margin-bottom: 10px;
    font-family: var(--font-secondary);
}

.business-card p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.7;
}

.business-features {
    margin-bottom: 25px;
}

.business-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--gray);
    font-size: 0.95rem;
}

.business-features i {
    color: var(--accent-color);
    font-size: 0.9rem;
}

.business-projects {
    padding: 20px;
    background: var(--light-bg);
    border-radius: 10px;
    margin-top: 20px;
}

.business-projects strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 10px;
}

.business-projects span {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

.business-highlight {
    background: var(--gradient-gold);
    color: var(--white);
    padding: 15px;
    border-radius: 10px;
    margin-top: 20px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.business-highlight i {
    font-size: 1.2rem;
}

.business-competitive {
    margin-top: 25px;
    padding: 20px;
    background: rgba(201, 165, 93, 0.1);
    border-radius: 10px;
    border-left: 4px solid var(--gold-color);
}

.business-competitive h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.business-competitive h4 i {
    color: var(--gold-color);
}

.business-competitive ul {
    list-style: none;
}

.business-competitive li {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 8px;
    line-height: 1.5;
}

/* === Portfolio Section === */
.portfolio {
    background: var(--white);
}

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

.filter-btn {
    padding: 12px 30px;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-weight: 500;
    color: var(--gray);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

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

.portfolio-item {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    cursor: pointer;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 250px;
    background: var(--gradient-primary);
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background: var(--gradient-primary);
    color: var(--white);
}

.portfolio-placeholder i {
    font-size: 4rem;
    opacity: 0.5;
    margin-bottom: 15px;
}

.portfolio-placeholder.preparing {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
}

.portfolio-placeholder.preparing p {
    font-size: 1rem;
    font-weight: 500;
    margin-top: 10px;
    letter-spacing: 1px;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    padding: 8px 20px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.portfolio-link:hover {
    background: var(--gold-color);
    transform: translateX(5px);
}

.portfolio-placeholder.tech-placeholder {
    background: var(--gradient-gold);
}

.portfolio-content {
    padding: 25px;
}

.portfolio-tag {
    display: inline-block;
    padding: 5px 15px;
    background: var(--accent-color);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.portfolio-item:hover .portfolio-tag {
    background: var(--gold-color);
}

.portfolio-content h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.portfolio-content p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 15px;
    line-height: 1.6;
}

.portfolio-year {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.9rem;
}

/* === Milestones Section === */
.milestones {
    background: var(--light-bg);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    top: 0;
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    display: flex;
    align-items: flex-start;
    gap: 40px;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    flex-shrink: 0;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 900;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.timeline-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.timeline-content ul {
    list-style: none;
}

.timeline-content li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    color: var(--gray);
    line-height: 1.7;
}

.timeline-content li i {
    color: var(--accent-color);
    margin-top: 4px;
    flex-shrink: 0;
}

.timeline-content li i.fa-flag {
    color: var(--gold-color);
}

/* === Contact Section === */
.contact {
    background: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-logo {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.contact-logo img {
    max-width: 200px;
    margin: 0 auto;
}

.contact-info h3 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
}

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

.info-list .info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    background: var(--light-bg);
    border-radius: 10px;
    transition: var(--transition-smooth);
}

.info-list .info-item:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateX(10px);
}

.info-list .info-item i {
    font-size: 1.5rem;
    color: var(--accent-color);
    flex-shrink: 0;
}

.info-list .info-item:hover i {
    color: var(--gold-color);
}

.info-list .info-item strong {
    display: block;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.info-list .info-item p {
    margin: 0;
    line-height: 1.6;
}

.info-list .info-item a {
    color: var(--accent-color);
}

.info-list .info-item:hover a {
    color: var(--gold-color);
}

.contact-form-wrapper {
    background: var(--light-bg);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

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

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

.form-group label {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    padding: 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(201, 165, 93, 0.1);
}

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

.contact-form .btn {
    margin-top: 10px;
    width: 100%;
}

/* === Footer === */
.footer {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-logo-section {
    text-align: center;
}

.footer-logo img {
    max-width: 200px;
    margin: 0 auto 20px;
    display: block;
    /* Navy logo displayed as-is */
}

.footer-slogan {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    font-size: 1.1rem;
    margin-top: 20px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--gold-color);
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--gold-color);
    padding-left: 10px;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact i {
    color: var(--gold-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* === Scroll to Top Button === */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-gold);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
}

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

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.scroll-top i {
    font-size: 1.2rem;
}

/* === Responsive Design === */
@media (max-width: 1024px) {
    .vision-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .org-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .business-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        box-shadow: var(--shadow-xl);
        transition: var(--transition-smooth);
        z-index: 1000;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .lang-switcher {
        margin-left: 0;
        margin-top: 20px;
        justify-content: center;
        padding-top: 20px;
        border-top: 1px solid rgba(82, 85, 102, 0.2);
    }
    
    .hamburger {
        display: flex;
    }
    
    /* Hero */
    .hero-logo-large img {
        max-width: 250px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 0.9rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    /* About */
    .company-info-grid {
        grid-template-columns: 1fr;
    }
    
    .vision-grid {
        grid-template-columns: 1fr;
    }
    
    .org-grid {
        grid-template-columns: 1fr;
    }
    
    .org-logo img {
        max-width: 150px;
    }
    
    /* Business */
    .business-grid {
        grid-template-columns: 1fr;
    }
    
    /* Portfolio */
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    /* Timeline */
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: column !important;
        padding-left: 70px;
    }
    
    .timeline-year {
        position: absolute;
        left: 0;
        width: 60px;
        height: 60px;
        font-size: 1rem;
    }
    
    /* Contact */
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-logo-section {
        text-align: center;
    }
    
    .footer-logo img {
        margin: 0 auto 20px;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 12px 30px;
        font-size: 0.9rem;
    }
}