/* ------------------------------------
   VARIABLES
------------------------------------ */
:root {
    --bg: #0f111a;
    --bg-alt: #1a1c25;
    --text: #d8dee9;
    --muted: #a5abb6;
    --accent-green: #8fbc8f;
    --accent-cyan: #88c0d0;
}

body.light-mode {
    --bg: #f9fafa;
    --bg-alt: #e8ecef;
    --text: #222;
    --muted: #555;
    --accent-green: #2e8b57;
    --accent-cyan: #4682b4;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: "Fira Code", monospace;
    line-height: 1.7;
}

html {
    scroll-behavior: smooth;
}

/* ------------------------------------
   NAVBAR
------------------------------------ */
header {
    background: var(--bg-alt);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--accent-cyan);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--accent-green);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--accent-cyan);
    transition: 0.2s;
}

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

#theme-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--accent-cyan);
}

/* ------------------------------------
   HERO
------------------------------------ */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 4rem 2rem;
    text-align: center;
}

.dp-container {
    margin-bottom: 1.5rem;
}

.dp {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 3px solid var(--accent-cyan);
    object-fit: cover;
}

.hero h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    color: var(--accent-green);
}

.hero span {
    color: var(--accent-cyan);
}

.hero p {
    color: var(--muted);
    margin-bottom: 1.5rem;
}

.btn {
    background: var(--accent-cyan);
    color: var(--bg);
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.2s;
}

.btn:hover {
    background: var(--accent-green);
    color: var(--bg);
}

/* ------------------------------------
   SECTIONS
------------------------------------ */
section {
    padding: 3rem 2rem;
    max-width: 900px;
    margin: auto;
}

section h2 {
    color: var(--accent-cyan);
    margin-bottom: 1.2rem;
    border-bottom: 1px dashed var(--accent-green);
    display: inline-block;
    padding-bottom: 0.3rem;
}

.skills-list {
    list-style: none;
    margin-top: 1rem;
}

.skills-list li {
    background: var(--bg-alt);
    margin: 0.5rem 0;
    padding: 0.6rem 1rem;
    border-left: 3px solid var(--accent-cyan);
    border-radius: 2px;
}

/* ------------------------------------
   PROJECTS
------------------------------------ */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.project-card {
    background: var(--bg-alt);
    padding: 1.2rem;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: 0.2s;
}

.project-card h3 {
    color: var(--accent-green);
    margin-bottom: 0.8rem;
}

.project-card:hover {
    border: 1px solid var(--accent-cyan);
}

/* ------------------------------------
   CONTACT + FOOTER
------------------------------------ */
.contact-links {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

footer {
    background: var(--bg-alt);
    text-align: center;
    padding: 1rem;
    font-size: 0.85rem;
    color: var(--muted);
    border-top: 1px solid var(--accent-cyan);
}

/* ------------------------------------
   PROJECT DETAIL PAGE
------------------------------------ */
.project-detail {
    max-width: 900px;
    margin: auto;
    padding: 3rem 2rem;
}

.project-detail h1 {
    font-size: 2rem;
    color: var(--accent-green);
    margin-bottom: 0.5rem;
}

.project-detail .subtitle {
    font-size: 1.1rem;
    color: var(--muted);
    margin-bottom: 1.5rem;
}

.project-meta {
    background: var(--bg-alt);
    padding: 1rem;
    border-left: 3px solid var(--accent-cyan);
    margin-bottom: 2rem;
    border-radius: 4px;
    font-size: 0.95rem;
}

.project-img {
    margin-bottom: 2rem;
    text-align: center;
}

.project-img img {
    max-width: 100%;
    border-radius: 6px;
    border: 1px solid var(--accent-cyan);
}

.project-description {
    margin-bottom: 2rem;
}

.project-description p {
    color: var(--text);
}

.project-links {
    margin-top: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}