/* --- CSS Variables --- */
:root {
    --primary: #E65100; /* Deep orange from logo reference */
    --primary-dark: #BF360C;
    --secondary: #0F172A; /* Slate 900 - Dark blue/charcoal for serious tone */
    --text-main: #334155;
    --text-muted: #64748B;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
    
    --transition: all 0.3s ease;
}

/* --- Reset & Global --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--secondary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

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

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

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

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

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(230, 81, 0, 0.3);
}

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

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

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.5rem 0;
}

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

.logo-container {
    display: flex;
    align-items: flex-start;
}

.logo {
    height: 50px;
    /* mix-blend-mode: multiply; useful if logo has white bg on white nav */
}

.registered-mark {
    font-size: 14px;
    color: var(--primary);
    font-weight: bold;
    margin-left: 2px;
}

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

.nav-links a {
    font-weight: 600;
    color: var(--secondary);
    font-size: 0.95rem;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

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

.mobile-menu-btn {
    display: none;
    cursor: pointer;
    color: var(--secondary);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    background-image: url('https://images.unsplash.com/photo-1507679799987-c73779587ccf?q=80&w=2071&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.6));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    color: var(--white);
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero p {
    color: #E2E8F0;
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

/* --- Sections General --- */
.section {
    padding: 6rem 0;
}

.section-subtitle {
    display: inline-block;
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

/* --- About Section --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    color: var(--secondary);
}

.stat-item i {
    color: var(--primary);
    width: 24px;
    height: 24px;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background-color: var(--primary);
    color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(230, 81, 0, 0.2);
    display: flex;
    flex-direction: column;
}

.experience-badge .badge-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
}

.experience-badge .badge-desc {
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

/* --- Portfolio Section --- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.portfolio-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: var(--transition);
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.card-image {
    height: 220px;
    overflow: hidden;
}

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

.portfolio-card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: 2rem;
}

.card-content h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.card-content p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* --- CTA Banner --- */
.cta-banner {
    background-color: var(--secondary);
    color: var(--white);
    padding: 5rem 0;
}

.cta-banner h2 {
    color: var(--white);
    font-size: 2.5rem;
}

.cta-banner p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #94A3B8;
}

/* --- Contact Section --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.contact-email-large {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
}

.contact-email-large a {
    color: var(--secondary);
}

.contact-email-large a:hover {
    color: var(--primary);
}

.contact-form-container {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #CBD5E1;
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(230, 81, 0, 0.1);
}

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

/* --- Footer --- */
.footer {
    background-color: #0B1120;
    color: #94A3B8;
    padding-top: 5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    margin-top: 1.5rem;
    max-width: 300px;
}

.footer-logo-wrapper {
    display: inline-flex;
    align-items: center;
    background-color: var(--white);
    padding: 10px 20px;
    border-radius: 6px;
    margin-bottom: 1.5rem;
}

.footer-logo {
    height: 40px;
}

.registered-mark-footer {
    color: var(--primary);
    font-size: 14px;
    font-weight: bold;
    margin-left: 2px;
}

.footer h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-body);
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 1.1rem;
    color: var(--white);
}

.contact-link:hover {
    color: var(--primary);
}

.webmail-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255,255,255,0.05);
    padding: 0.8rem 1.2rem;
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--white);
    transition: var(--transition);
}

.webmail-btn:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

.footer-bottom {
    background-color: #060913;
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.85rem;
}

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

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

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

/* --- Responsive --- */
@media (max-width: 992px) {
    .about-grid, .footer-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero h1 {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple mobile hide for now */
    }
    .mobile-menu-btn {
        display: block;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero-actions {
        flex-direction: column;
    }
    .experience-badge {
        bottom: 10px;
        left: 10px;
        padding: 1rem;
    }
}