/* ===========================
   ROOT & GLOBAL STYLES
   =========================== */

:root {
    --primary: #0A7E8C;
    --primary-light: #0D9CB5;
    --primary-dark: #065A68;
    --secondary: #1B2A4A;
    --secondary-light: #2D3F5B;
    --accent: #C9A84C;
    --accent-light: #D4B563;
    --text-dark: #1B2A4A;
    --text-light: #666666;
    --bg-white: #FFFFFF;
    --bg-light: #F8FAFB;
    --border: #E5E7EB;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===========================
   CONTAINER & LAYOUT
   =========================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 6rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===========================
   NAVIGATION
   =========================== */

.navbar {
    position: sticky;
    top: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    font-size: 1.3rem;
}

.logo-initials {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--bg-white);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
}

.logo-text {
    color: var(--text-dark);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===========================
   HERO SECTION
   =========================== */

.hero {
    position: relative;
    background: linear-gradient(135deg, var(--bg-white) 0%, var(--bg-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 4rem 2rem;
}

.hero-decoration {
    position: absolute;
    top: 0;
    right: 0;
    width: 60%;
    height: 100%;
    opacity: 0.3;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 1s ease 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.profile-image {
    margin-bottom: 2rem;
}

.avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 700;
    color: var(--bg-white);
    box-shadow: var(--shadow-lg);
    animation: scaleIn 0.8s ease 0.3s both;
}

@keyframes scaleIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.hero-tagline {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.hero-location {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================
   BUTTONS
   =========================== */

.btn {
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: var(--primary);
    color: var(--bg-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

/* ===========================
   ABOUT SECTION
   =========================== */

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-light);
}

.about-text p {
    margin-bottom: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    color: var(--bg-white);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.95;
    font-weight: 500;
}

/* ===========================
   TIMELINE SECTION
   =========================== */

.timeline {
    background: var(--bg-light);
}

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

.timeline-container::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary), var(--accent));
    border-radius: 2px;
}

.timeline-item {
    margin-bottom: 3rem;
    width: 50%;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.timeline-item:nth-child(odd) {
    margin-left: 0;
    padding-right: 3rem;
    text-align: right;
}

.timeline-item:nth-child(even) {
    margin-left: 50%;
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--accent);
    border: 4px solid var(--bg-light);
    border-radius: 50%;
    left: 50%;
    transform: translateX(-50%);
    top: 10px;
    box-shadow: var(--shadow-md);
}

.timeline-item:nth-child(odd) .timeline-marker {
    right: -40px;
    left: auto;
}

.timeline-item:nth-child(even) .timeline-marker {
    left: -40px;
}

.timeline-content {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

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

.timeline-year {
    color: var(--primary);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 0.3rem;
}

.timeline-company {
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 1rem;
}

.timeline-highlights {
    list-style: none;
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.8;
}

.timeline-highlights li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.timeline-highlights li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.timeline-item.active .timeline-marker {
    background: var(--primary);
    width: 24px;
    height: 24px;
    border-width: 5px;
}

/* ===========================
   ACHIEVEMENT SECTION
   =========================== */

.achievement {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
    color: var(--bg-white);
    position: relative;
    overflow: hidden;
}

.achievement-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.achievement-decoration {
    position: absolute;
    right: -200px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    opacity: 0.1;
}

.achievement-label {
    display: inline-block;
    background: var(--accent);
    color: var(--secondary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.achievement-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.achievement-description {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.achievement-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.achievement-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

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

.achievement-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: block;
}

.achievement-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.achievement-card p {
    font-size: 0.95rem;
    opacity: 0.85;
}

.achievement-impact {
    font-size: 1rem;
    line-height: 1.8;
    opacity: 0.95;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* ===========================
   SECTORS SECTION
   =========================== */

.sectors {
    background: var(--bg-light);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.sector-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
}

.sector-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.sector-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.sector-card h3 {
    font-size: 1.1rem;
    color: var(--text-dark);
    font-weight: 600;
}

/* ===========================
   STRENGTHS SECTION
   =========================== */

.strengths {
    background: var(--bg-white);
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.strength-card {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    padding: 2.5rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary);
    transition: all 0.3s ease;
    position: relative;
}

.strength-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.strength-number {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.strength-card h3 {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    margin-top: 0.5rem;
}

.strength-card p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ===========================
   RECOGNITION SECTION
   =========================== */

.recognition {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--bg-white);
    text-align: center;
}

.recognition .section-title {
    color: var(--bg-white);
}

.recognition .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.recognition-card {
    background: rgba(255, 255, 255, 0.15);
    padding: 3rem;
    border-radius: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    max-width: 500px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease;
}

.recognition-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.recognition-card h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.recognition-issuer {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.recognition-description {
    font-size: 1rem;
    opacity: 0.9;
}

/* ===========================
   CONTACT SECTION
   =========================== */

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

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.contact-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.contact-icon {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    min-width: 40px;
}

.contact-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--primary-dark);
}

.contact-item p {
    color: var(--text-light);
}

/* ===========================
   FOOTER
   =========================== */

.footer {
    background: var(--secondary);
    color: var(--bg-white);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--accent);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-weight: 700;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent);
    color: var(--secondary);
}

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ===========================
   ANIMATIONS & INTERACTIONS
   =========================== */

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-tagline {
        font-size: 1rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .timeline-container::before {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        margin-left: 0 !important;
        padding-left: 80px !important;
        padding-right: 0 !important;
        text-align: left !important;
    }

    .timeline-marker {
        left: 0;
    }

    .timeline-item:nth-child(odd) .timeline-marker,
    .timeline-item:nth-child(even) .timeline-marker {
        left: 0;
        right: auto;
    }

    .achievement-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .achievement-title {
        font-size: 2rem;
    }

    .achievement-highlights {
        grid-template-columns: 1fr;
    }

    .achievement-decoration {
        display: none;
    }

    .sectors-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 1.5rem;
    }

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

    .hero-cta {
        flex-direction: column;
        gap: 1rem;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .avatar {
        width: 100px;
        height: 100px;
        font-size: 2.5rem;
    }

    section {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.05rem;
    }

    .hero-tagline {
        font-size: 0.95rem;
    }

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

    .stat-card {
        padding: 1.5rem;
    }

    .timeline-item {
        padding-left: 60px !important;
    }

    .timeline-container::before {
        left: 10px;
    }

    .achievement-label {
        font-size: 0.75rem;
    }

    .achievement-title {
        font-size: 1.5rem;
    }

    .recognition-card {
        padding: 2rem;
    }

    .contact-item {
        flex-direction: column;
        padding: 1.5rem;
    }

    .sector-icon {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }
}

/* ===========================
   SCROLL REVEAL ANIMATION
   =========================== */

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ===========================
   UTILITY CLASSES
   =========================== */

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

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}