/* Root color variables */
:root {
    --green-main: #43a047;
    --green-light: #66bb6a;
    --green-dark: #388e3c;
    --white: #fff;
    --bg: #f6fff7;
    --shadow: 0 2px 8px rgba(67,160,71,0.08);
    --text: #222;
}

/* Dark mode */
body.dark {
    --bg: #222;
    --text: #f6fff7;
    --white: #222;
    --green-main: #66bb6a;
    --green-light: #43a047;
    --green-dark: #1b5e20;
}

/* General styles */
body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    transition: background 0.3s, color 0.3s;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--green-main);
    color: var(--white);
    padding: 1rem 2rem;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 10;
}

.logo {
    font-size: 1.3rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

nav {
    display: flex;
    gap: 1rem;
}

.nav-btn {
    color: var(--white);
    background: transparent;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, transform 0.2s;
    cursor: pointer;
    position: relative;
}

.nav-btn:hover,
.nav-btn.clicked {
    background: var(--green-light);
    color: var(--green-dark);
    transform: scale(1.05);
}

/* Dark mode toggle button */
#dark-toggle {
    background: var(--green-light);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    width: 2.2rem;
    height: 2.2rem;
    cursor: pointer;
    transition: background 0.2s;
}

#dark-toggle:hover {
    background: var(--green-dark);
}

/* Dashboard */
.dashboard {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 2.5rem 2rem 1rem 2rem;
}

.dashboard img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid var(--green-main);
    box-shadow: var(--shadow);
    object-fit: cover;
}

.dashboard-info h1 {
    margin: 0 0 0.5rem 0;
    font-size: 2rem;
    color: var(--green-main);
}

.dashboard-info p {
    margin: 0.2rem 0;
    font-size: 1.1rem;
}

/* Skills */
.skills {
    padding: 2rem;
}

.skills h2 {
    color: var(--green-main);
    margin-bottom: 1rem;
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.skill-item {
    background: var(--green-light);
    color: var(--white);
    padding: 0.7rem 1.2rem;
    border-radius: 2rem;
    font-weight: 500;
    box-shadow: var(--shadow);
    transition: background 0.2s, transform 0.2s;
    cursor: pointer;
}

.skill-item:hover {
    background: var(--green-main);
    transform: scale(1.08);
}

/* Projects */
.projects {
    padding: 2rem;
}

.projects h2 {
    color: var(--green-main);
    margin-bottom: 1rem;
}

.projects-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.project-card {
    background: var(--bg);
    border-radius: 1rem;
    box-shadow: var(--shadow);
    padding: 1rem;
    border-left: 5px solid var(--green-light);
    transition: box-shadow 0.2s, transform 0.2s;
}

.project-card:hover {
    box-shadow: 0 4px 16px rgba(67,160,71,0.18);
    transform: translateY(-4px) scale(1.03);
}

.project-card h3 {
    margin: 0 0 0.5rem 0;
    color: var(--green-main);
}

.project-card p {
    margin: 0;
    font-size: 0.95rem;
}

/* Contact */
.contact {
    padding: 2rem;
}

.contact h2 {
    color: var(--green-main);
    margin-bottom: 1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
}

.contact-form input,
.contact-form textarea {
    padding: 0.7rem;
    border-radius: 0.5rem;
    border: 1px solid #c8e6c9;
    font-size: 1rem;
    background: var(--white);
    color: var(--text);
    transition: border 0.2s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border: 1.5px solid var(--green-main);
    outline: none;
}

.contact-form button {
    background: var(--green-main);
    color: var(--white);
    border: none;
    padding: 0.8rem;
    border-radius: 0.5rem;
    font-size: 1rem;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.2s, transform 0.2s;
}

.contact-form button:hover {
    background: var(--green-light);
    transform: scale(1.05);
}

/* Footer */
.footer {
    background: var(--green-main);
    color: var(--white);
    text-align: center;
    padding: 1.2rem 0;
    margin-top: 3rem;
    font-size: 1rem;
    letter-spacing: 1px;
}

/* Responsive */
@media (max-width: 700px) {
    .dashboard {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
        padding: 1.5rem 1rem 1rem 1rem;
    }
    .skills, .projects, .contact {
        padding: 1rem;
    }
    .projects-list {
        grid-template-columns: 1fr;
    }
}