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

:root {
    --primary: #d4af37; /* Gold accent */
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --text-main: #f8fafc;
    --text-dim: #94a3b8;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    scroll-behavior: smooth;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
nav {
    padding: 20px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo span {
    color: var(--primary);
}

nav ul {
    display: flex;
    list-style: none;
    align-items: center;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    transition: 0.3s;
}

nav ul li a:hover {
    color: var(--primary);
}

/* Hero Section */
.hero {
    padding: 100px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
}

h1 span {
    color: var(--primary);
}

.hero-text p {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 30px;
}

.hero-btns .btn-primary {
    margin-right: 15px;
}

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: #000;
    padding: 12px 28px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 700;
    display: inline-block;
}

.btn-secondary {
    border: 1px solid var(--text-dim);
    color: var(--text-main);
    padding: 12px 28px;
    text-decoration: none;
    border-radius: 5px;
    display: inline-block;
}

.btn-small {
    background: var(--primary);
    padding: 8px 18px;
    border-radius: 4px;
    color: #000 !important;
}

/* Image Styling */
.image-placeholder img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border: 2px solid var(--primary);
}

/* Services */
.services {
    background: #161e2d;
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.card {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 10px;
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-10px);
}

.card h3 {
    color: var(--primary);
    margin-bottom: 15px;
}

/* Experience Box */
.experience {
    padding: 80px 0;
    text-align: center;
}

.exp-box {
    background: linear-gradient(145deg, #1e293b, #0f172a);
    padding: 50px;
    border-radius: 20px;
}

.versions {
    margin: 20px 0;
}

.versions span {
    display: inline-block;
    background: rgba(212, 175, 55, 0.1);
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    margin: 5px;
    font-weight: 600;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
}

footer p {
    margin: 15px 0 30px;
    color: var(--text-dim);
}

.copyright {
    margin-top: 50px;
    font-size: 0.8rem;
    color: #475569;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    h1 { font-size: 2.5rem; }
    nav ul { display: none; }
}

/* Enhanced Skill Cards */
.skill-category {
    background: var(--bg-card);
    padding: 30px;
    border-top: 3px solid var(--primary); /* Switched to top border for a "shelf" look */
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.skill-category h3 {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--text-main);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    padding-bottom: 10px;
}

.skill-category ul li {
    font-size: 0.95rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}

/* Bold the Environment Keywords in Services */
.card p strong {
    color: var(--primary);
}