:root {
    --color-primary: #2B6B6D;
    --color-primary-dark: #1E4D4F;
    --color-accent: #D4A84B;
    --color-accent-light: #E8C882;
    --color-bg: #F8F7F5;
    --color-bg-alt: #FFFFFF;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-border: #E5E3DF;
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    --max-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 30px;
}

body {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-primary);
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.75rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: clamp(1.3rem, 2.5vw, 1.6rem);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Layout */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

section {
    padding: var(--spacing-xl) 0;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow 0.3s ease;
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-md);
    max-width: var(--max-width);
    margin: 0 auto;
    transition: padding 0.3s ease;
}

.header.scrolled .header-inner {
    padding: var(--spacing-sm) var(--spacing-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.02em;
    transition: font-size 0.3s ease;
}

.logo span {
    display: block;
    font-size: 0.9rem;
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--color-text-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: font-size 0.3s ease, opacity 0.3s ease;
}

.header.scrolled .logo {
    font-size: 1.3rem;
}

.header.scrolled .logo span {
    font-size: 0.7rem;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    margin: 5px 0;
    transition: 0.3s;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
}

.nav a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
    position: relative;
}

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

.nav a:hover::after {
    width: 100%;
}

/* Language Toggle */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-left: var(--spacing-md);
    font-size: 0.85rem;
    font-weight: 500;
}

.lang-active {
    color: var(--color-primary);
    font-weight: 600;
}

.lang-divider {
    color: var(--color-border);
}

.lang-link {
    color: var(--color-text-light);
    transition: color 0.3s ease;
}

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

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 120px;
    background: linear-gradient(135deg, var(--color-bg) 0%, #EBE9E5 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(43, 107, 109, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    width: 100%;
}

.hero-content {
    max-width: 600px;
    position: relative;
    z-index: 1;
}

.hero-image {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    aspect-ratio: 4/5;
    object-fit: cover;
    object-position: center 20%;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.hero h1 {
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
}

.hero-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.hero-keywords span {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-primary);
    padding: 0.25rem 0;
    border-bottom: 1px solid var(--color-accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(43, 107, 109, 0.3);
}

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

.btn-outline:hover {
    background: var(--color-primary);
    color: white;
}

/* Services/Perspectives Section */
.services {
    background: var(--color-bg-alt);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.section-header p {
    color: var(--color-text-light);
    font-size: 1.1rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.service-card {
    background: var(--color-bg);
    border-radius: 8px;
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-accent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.1);
    border-color: var(--color-border);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon svg {
    width: 36px;
    height: 36px;
    stroke: white;
    stroke-width: 1.5;
    fill: none;
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
}

.service-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* About Section */
.about {
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-image {
    position: relative;
    width: 340px;
    flex-shrink: 0;
}

.about-image img {
    width: 340px;
    height: 380px;
    object-fit: cover;
    object-position: center 15%;
    border-radius: 8px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.about-image::after {
    content: '';
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    right: calc(var(--spacing-md) * -1);
    bottom: calc(var(--spacing-md) * -1);
    border: 2px solid var(--color-accent);
    border-radius: 8px;
    z-index: -1;
}

.about-content h2 {
    margin-bottom: var(--spacing-sm);
}

.about-intro {
    font-size: 1.15rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-style: italic;
    font-family: var(--font-heading);
}

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

/* Career Timeline */
.career {
    background: var(--color-bg-alt);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-item {
    position: relative;
    padding-left: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 6px;
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    border: 2px solid var(--color-bg-alt);
}

.timeline-item h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.25rem;
    line-height: 1.5;
}

.timeline-item .location {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: 0;
    font-style: italic;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
}

.contact h2 {
    color: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-lg);
}

.contact-info h2 {
    margin-bottom: var(--spacing-md);
}

.contact-info p {
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.1rem;
    color: var(--color-accent-light);
    font-weight: 500;
}

.contact-email:hover {
    color: white;
}

.contact-form {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    opacity: 0.9;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 4px;
    background: rgba(255,255,255,0.05);
    color: white;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255,255,255,0.5);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255,255,255,0.1);
}

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

.contact-form .btn {
    width: 100%;
    justify-content: center;
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text);
}

.contact-form .btn:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent-light);
    transform: translateY(-2px);
}

.contact-form .btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Form Success Message */
.form-success {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    animation: fadeInUp 0.5s ease;
}

.form-success svg {
    color: var(--color-accent-light);
    margin-bottom: var(--spacing-sm);
}

.form-success h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.form-success p {
    color: rgba(255,255,255,0.9);
    font-size: 1.05rem;
}

/* Footer */
.footer {
    background: var(--color-text);
    color: rgba(255,255,255,0.7);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-info p {
    margin-bottom: 0.25rem;
}

.footer-name {
    color: white;
    font-weight: 500;
}

.footer-info a {
    color: var(--color-accent-light);
}

.footer-info a:hover {
    color: white;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    text-align: right;
}

.footer-nav a {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

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

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

.footer-bottom p {
    margin: 0;
    font-size: 0.9rem;
}

/* Fixed Contact Sidebar */
.contact-sidebar {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact-sidebar a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--color-accent);
    color: white;
    transition: all 0.3s ease;
}

.contact-sidebar a:hover {
    background: var(--color-primary);
    color: white;
    padding-right: 10px;
    width: 60px;
}

.contact-sidebar svg {
    width: 22px;
    height: 22px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

/* Responsive - Tablet */
@media (max-width: 1100px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    html {
        scroll-padding-top: 40px;
    }

    .nav-toggle {
        display: block;
    }

    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        border-bottom: 1px solid var(--color-border);
        display: none;
    }

    .nav.active {
        display: flex;
    }

    .lang-toggle {
        position: absolute;
        top: 50%;
        right: 70px;
        transform: translateY(-50%);
        margin-left: 0;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-keywords {
        justify-content: center;
    }

    .hero-image {
        order: -1;
        margin-bottom: var(--spacing-md);
    }

    .hero-image img {
        max-width: 280px;
        aspect-ratio: 1/1;
        border-radius: 50%;
        object-position: center 25%;
    }

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

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

    .about-image {
        width: 240px;
        margin: 0 auto;
    }

    .about-image img {
        width: 240px;
        height: 280px;
    }

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

    .contact-sidebar {
        display: none;
    }

    .footer-grid {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--spacing-md);
    }

    .footer-info {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-nav {
        text-align: center;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem 1rem;
    }
}

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

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }