:root {
    --primary-color: #2c1a4d; /* Dark Purple */
    --accent-color: #4dd0e1; /* Light Teal */
    --bg-color: #ffffff; /* White */
    --section-bg: #f5f5f5; /* Light Gray */
    --text-color: #333333; /* Dark Gray */
    --card-bg: #fafafa; /* Off-White */
    --card-text-color: #333333; /* Dark Gray for card text */
    --navbar-bg: #2c1a4d; /* Dark Purple */
    --hero-bg-start: #2c1a4d; /* Dark Purple */
    --hero-bg-end: #4dd0e1; /* Light Teal */
    --button-hover: #26a7b8; /* Darker Teal for hover */
    --shadow-color: rgba(0, 0, 0, 0.1);
    --input-bg: #ffffff; /* White for form inputs */
    --input-border: #333333; /* Dark Gray for input borders */
    --toggler-icon-color: #000000; /* Black for hamburger icon */
}

[data-theme="dark"] {
    --bg-color: #121212; /* Dark Gray */
    --section-bg: #1e1e1e; /* Slightly Lighter Gray */
    --text-color: #e0e0e0; /* Light Gray */
    --card-bg: #252525; /* Darker Gray for better contrast */
    --card-text-color: #e0e0e0; /* Light Gray for card text */
    --navbar-bg: #2c1a4d; /* Dark Purple */
    --hero-bg-start: #2c1a4d; /* Dark Purple */
    --hero-bg-end: #26a7b8; /* Darker Teal */
    --button-hover: #80deea; /* Lighter Teal for hover */
    --shadow-color: rgba(0, 0, 0, 0.3);
    --input-bg: #3a3a3a; /* Lighter Gray for form inputs */
    --input-border: #555555; /* Lighter Gray for input borders */
    --toggler-icon-color: #999999; /* Lighter Gray for hamburger icon */
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Arial', sans-serif;
    transition: all 0.3s ease;
}

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

.navbar-brand, .nav-link {
    color: #ffffff !important;
}

.nav-link:hover {
    color: var(--accent-color) !important;
}

.nav-link i {
    margin-right: 8px;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23000000' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

[data-theme="dark"] .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23999999' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.hero-section {
    background: linear-gradient(135deg, var(--hero-bg-start) 0%, var(--hero-bg-end) 100%);
    color: #ffffff;
    padding: 100px 0;
}

.hero-section i {
    font-size: 1.5rem;
    margin-right: 8px;
    vertical-align: middle;
}

.profile-img {
    width: 300px;
    height: 300px;
    object-fit: cover;
    border: 3px solid #ffffff;
    border-radius: 90% 50%;
}

.section {
    padding: 80px 0;
}

.section-icon {
    display: block;
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

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

.skill-card, .project-card, .card {
    background-color: var(--card-bg);
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 8px var(--shadow-color);
    transition: transform 0.3s;
}

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

.skill-card i, .project-card i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 10px;
    display: block;
}

.card h4 {
    color: var(--card-text-color);
}

.card h4 i {
    margin-right: 8px;
}

.btn-custom {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #ffffff;
}

.btn-custom:hover {
    background-color: var(--button-hover);
    border-color: var(--button-hover);
}

.form-control {
    background-color: var(--input-bg) !important;
    color: var(--text-color) !important;
    border-color: var(--input-border) !important;
}

.form-label {
    color: var(--card-text-color);
}

.connect-links p {
    color: var(--card-text-color);
}

.connect-links i {
    margin-right: 8px;
    color: var(--text-color);
}

.connect-links a {
    color: var(--text-color);
    text-decoration: none;
}

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

footer {
    background-color: var(--navbar-bg);
    color: #ffffff;
    padding: 20px 0;
}

footer i {
    margin-right: 8px;
}

.theme-toggle-btn {
    margin-top: 8px;
    margin-right: 2px;
    background: none;
    border: none;
    color: #ffffff;
    cursor: pointer;
}

.theme-toggle-btn:hover {
    color: var(--accent-color);
}

.theme-toggle-btn i {
    font-size: 1.2rem;
}