:root {
    --primary-color: #ffffff;
    --secondary-color: #f1f5f9;
    --accent-color: #2563eb;
    --text-color: #0f172a;
    --text-muted: #64748b;
    --bg-color: #ffffff;
    --card-bg: #f8fafc;
    --font-main: 'Lato', sans-serif;
    --font-heading: 'Poppins', sans-serif;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    width: auto;
}

.nav-list {
    display: flex;
    gap: 2rem;
    align-items: center;
}

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

.nav-list a:hover,
.nav-list a.active {
    color: var(--text-color);
}

.btn-contact {
    padding: 0.5rem 1.5rem;
    border: 1px solid var(--text-color);
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-contact:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-color);
    margin: 5px 0;
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    text-align: center;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-main-image {
    max-width: 300px;
    height: auto;
    margin-bottom: 2rem;
    border-radius: 20px;
}

/* Section General */
.section {
    padding: 180px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

/* Profile Section */
.profile-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    align-items: center;
}

.profile-image .placeholder-box {
    width: 100%;
    aspect-ratio: 3/4;
    background-color: var(--card-bg);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.profile-photo {
    width: 280px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    display: block;
    margin: 0 auto;
}

.bio-text p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.bio-text strong {
    color: var(--text-color);
}

/* Contact Section */
.contact-cards {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.contact-card .icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-card .label {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.contact-card .value {
    font-weight: 600;
}

/* Cases Section */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.case-card {
    background-color: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.case-card:hover {
    transform: translateY(-5px);
}

.case-image {
    height: 200px;
    background-color: #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.case-info {
    padding: 1.5rem;
}

.case-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 50px;
    color: var(--text-muted);
}

/* Services Section */
.service-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.service-content p {
    margin-bottom: 2rem;
    color: var(--text-muted);
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--text-color);
    color: var(--bg-color);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    transition: opacity 0.3s ease;
}

.btn-download:hover {
    opacity: 0.9;
}

/* Footer */
.footer {
    padding: 3rem 0;
    text-align: center;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    margin-top: 4rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Placeholder Utilities */
.placeholder-box {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

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

    .nav {
        display: none;
        /* Simple hide for now, JS will toggle */
    }

    .mobile-menu-btn {
        display: block;
    }
}