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

@property --changingcolor {
    syntax: '<color>';
    inherits: true;
    initial-value: hsl(0, 100%, 50%);
}

:root {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    animation: rainbowColor 5s linear infinite;
}

/* 1. The Dark Gradient Background */
body {
    background: linear-gradient(to bottom, #1a1c23 0%, #000000 25%, #000000 80%) fixed;
    color: #e0e0e0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* 2. Header & Logo */
header {
    padding: 1.5rem 2rem;
}

.logo {
    font-size: 2.5rem;
    font-weight: bold;
    font-style: italic;
    background: repeating-linear-gradient(
      -90deg,
      #fff 0%, #fff 25%, 
      var(--changingcolor) 25%, var(--changingcolor) 25.2%, 
      #fff 25.2%, #fff 50%,
      var(--changingcolor) 50%, var(--changingcolor) 50.2%,
      #fff 50.2%, #fff 75%,
      var(--changingcolor) 75%, var(--changingcolor) 75.2%,
      #fff 75.2%, #fff 99.8%,
      var(--changingcolor) 99.8%, var(--changingcolor) 100%
    );
    background-size: 200% 100%;
    animation: wave 15s linear infinite;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 0;
}

/* 3. Layout Wrapper: Puts Menu on Left, Content on Right */
.layout-wrapper {
    display: flex;
    flex-direction: row; 
    max-width: 1400px;
    width: 100%;
    margin: 2rem auto;
    padding: 0 2rem;
    gap: 3rem; 
    flex-grow: 1; 
}

/* 4. Vertical Sidebar Navigation */
.sidebar {
    width: 250px;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.03); 
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 2rem;
    height: fit-content;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.sidebar ul {
    list-style: none;
    display: flex;
    flex-direction: column; /* Forces vertical stacking */
    gap: 1.5rem;
    padding: 0;
}

.sidebar li {
    text-align: left;
}

.sidebar li a {
    color: #a0a5b5;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: color 0.3s ease;
    display: block;
}

.sidebar li a:hover {
    color: #ffffff;
}

.sidebar li a.current {
    color: #ff3e3e; 
}

/* 5. Main Content Area & Cards */
.container {
    flex-grow: 1;
    width: 100%;
}

.featured-projects h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #ffffff;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 0.5rem;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

/* The Glass Cards */
.project-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s, background 0.2s;
}

.project-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.06);
}

.project-card h3 {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 1rem;
}

.project-card p {
    color: #b0b3b8;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.2rem;
    background-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s;
    font-weight: 500;
}

.btn:hover {
    background-color: #ffffff;
    color: #000000;
}

/* Contact Card Formatting */
.contact-card ul {
    list-style: none;
    color: #b0b3b8;
    margin-top: 0.5rem;
}
.contact-card li { margin-bottom: 0.5rem; }
.social-links { display: flex; gap: 1rem; font-size: 1.5rem; margin-bottom: 1rem; }
.social-links a { text-decoration: none; transition: transform 0.2s; }
.social-links a:hover { transform: scale(1.15); }

/* 6. Footer & Video */
footer {
    width: 100vw;
    height: 250px;
    position: relative;
    overflow: hidden;
    margin-top: auto;
    background: #000;
}

.footer-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: bottom;
}

/* Animations */
@keyframes wave { 0% { background-position: 200%; } }
@keyframes rainbowColor {
    0%    { --changingcolor: hsl(0, 100%, 50%); }
    12.5% { --changingcolor: hsl(42, 100%, 60%); }
    37.5% { --changingcolor: hsl(60, 100%, 59%); }
    62.5% { --changingcolor: hwb(100 23% 3%); }
    87.5% { --changingcolor: hsl(249, 100%, 71%); }
    100%  { --changingcolor: hsl(0, 100%, 50%); }
}

/* Mobile Responsiveness */
@media (max-width: 850px) {
    .layout-wrapper {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
    }
}