:root {
    --primary-color: #9b59b6;
    --secondary-color: #2c3e50; /* Navy Blue */
    --background-color: #1a1a1d;
    --card-background: #2c2c34;
    --text-color: #f2f2f2;
    --light-text-color: #a0a0a0;
    --border-color: #444;
    --success-color: #2ecc71;
    --error-color: #e74c3c;
    --glow-color: rgba(155, 89, 182, 0.6);
}

/* General Styles */
body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    background-color: var(--secondary-color);
    color: #fff;
    padding: 15px 0;
    text-align: center;
    border-bottom: 3px solid var(--primary-color);
}

header h1 {
    margin: 0;
    font-size: 2em;
    font-weight: 700;
    animation: glitch 1s linear infinite;
}

.powered-by {
    margin-top: 5px;
    font-size: 0.9em;
    color: #bdc3c7;
}

.powered-by a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.powered-by a:hover {
    color: var(--primary-color);
}

.powered-by .highlight {
    font-size: 1.5em;
    font-weight: 700;
    animation: rgb-text 3s linear infinite;
}

.header-card {
    background-color: var(--card-background);
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 0 20px var(--glow-color);
    margin: 20px auto 0;
    border: 1px solid var(--border-color);
    max-width: 600px;
}

/* Main Content */
main {
    padding: 40px 20px;
}

.card {
    background-color: var(--primary-color);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 0 20px var(--glow-color);
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
}

.card h2 {
    margin-top: 0;
    margin-bottom: 30px;
    font-size: 1.8em;
    color: #fff;
    text-align: center;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    color: #fff;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1em;
    background-color: #333;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(155, 89, 182, 0.4);
}

button[type="submit"] {
    background: var(--secondary-color);
    color: #fff;
    border: none;
    padding: 15px 25px;
    border-radius: 8px;
    font-size: 1.2em;
    cursor: pointer;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    width: 100%;
    font-weight: 500;
    box-shadow: 0 0 15px var(--glow-color);
}

button[type="submit"]:hover {
    background-color: #3e5771;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
}

.modal-content {
    background-color: #1f2128;
    margin: 10% auto;
    padding: 20px;
    border-radius: 12px;
    width: 80%;
    max-width: 600px;
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding-bottom: 10px;
}

.close-button {
    background: transparent;
    border: none;
    color: #fff;
    font-size: 2em;
    cursor: pointer;
}

.modal-body {
    padding-top: 20px;
}

.student-info {
    text-align: center;
    margin-bottom: 20px;
}

.student-info h3 {
    margin: 0;
    font-size: 1.8em;
}

.student-info p {
    margin: 5px 0;
    color: var(--light-text-color);
}

.result-summary-card {
    background-color: var(--error-color);
    color: #fff;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.result-summary-card h3 {
    margin-top: 0;
    text-align: center;
}

.result-summary-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.subjects-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.subject-item {
    background-color: rgba(44, 44, 52, 0.8);
    border: 1px solid #555;
    border-radius: 8px;
    padding: 12px;
    transition: all 0.3s ease;
}

.subject-item:hover {
    background-color: rgba(60, 60, 72, 0.9);
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(155, 89, 182, 0.3);
}

.subject-header {
    margin-bottom: 8px;
}

.subject-header h4 {
    margin: 0;
    font-size: 1.1em;
    color: #fff;
}

.subject-details {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.9em;
}

.subject-details span {
    color: var(--light-text-color);
    padding: 4px 8px;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
    display: inline-block;
    width: fit-content;
}

.subject-details span strong {
    color: #fff;
    margin-right: 5px;
}

.subject-code {
    color: #ffd700 !important;
}

.subject-type {
    color: #87ceeb !important;
}

.subject-semester {
    color: #90ee90 !important;
}

/* Mobile optimizations */
@media (max-width: 768px) {
    .subject-item {
        padding: 8px !important;
    }
    
    .subject-header h4 {
        font-size: 0.95em;
    }
    
    .subject-details {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
        font-size: 0.8em;
    }
    
    .subject-details span {
        font-size: 0.85em;
        padding: 2px 6px;
    }
    
    .result-summary-card {
        padding: 10px !important;
    }
}

.semester-card {
    background-color: #2c2c34;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
}

.semester-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.semester-header h4 {
    margin: 0;
    font-size: 1.2em;
}

.semester-header .status {
    font-weight: 700;
}

.semester-header .status.passed {
    color: var(--success-color);
}

.semester-header .status.failed {
    color: var(--error-color);
}

.gpa {
    color: var(--success-color);
    font-weight: 700;
    text-align: center;
    background-color: #27ae602a;
    padding: 10px;
    border-radius: 5px;
}

.gpa.status-failed {
    color: var(--error-color);
    background-color: #e74c3c2a;
}

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: #fff;
    text-align: center;
    padding: 25px 0;
    margin-top: 40px;
    border-top: 3px solid var(--primary-color);
}

.developer-name {
    animation: rgb-text 3s linear infinite;
}

.social-links a {
    color: #fff;
    font-size: 1.2em;
    margin: 0 10px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
}

.social-links span {
    margin-left: 5px;
}

/* Glitch Animation */
@keyframes glitch {
    2%, 64% {
        transform: translate(2px, 0) skew(0deg);
    }
    4%, 60% {
        transform: translate(-2px, 0) skew(0deg);
    }
    62% {
        transform: translate(0, 0) skew(5deg);
    }
}

h1:before,
h1:after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

h1:before {
    left: 2px;
    text-shadow: -2px 0 var(--error-color);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

h1:after {
    left: -2px;
    text-shadow: -2px 0 var(--success-color), 2px 2px var(--error-color);
    animation: glitch-anim-2 1s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% {
        clip: rect(42px, 9999px, 44px, 0);
    }
}

@keyframes glitch-anim-2 {
    0% {
        clip: rect(80px, 9999px, 82px, 0);
    }
}

/* RGB Text Animation */
@keyframes rgb-text {
    0% { color: #ff0000; }
    16% { color: #ff8000; }
    33% { color: #ffff00; }
    50% { color: #00ff00; }
    66% { color: #0000ff; }
    83% { color: #4b0082; }
    100% { color: #ff0000; }
}

/* Loading animation */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin-top: -10px;
    margin-left: -10px;
    border: 2px solid #fff;
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .card {
        padding: 20px;
    }

    .modal-content {
        width: 90%;
        margin: 20% auto;
    }

    header h1 {
        font-size: 1.5em;
    }

    .powered-by .highlight {
        font-size: 1.2em;
    }
}