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

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --border-color: #334155;
    --success-color: #10b981;
    --danger-color: #ef4444;
}
   /* High contrast button fix */
body[data-theme="high-contrast"] button {
    background: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
}
 
/* High Contrast Theme */
body[data-theme="high-contrast"] {
    --primary-color: #ffffff;
    --secondary-color: #ffffff;
    --accent-color: #ffff00;
    --bg-color: #000000;
    --card-bg: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #ffffff;
    --border-color: #ffffff;
    --success-color: #00ff00;
    --danger-color: #ff0000;
}

/* Vim Theme (gruvbox-inspired) */
body[data-theme="vim"] {
    --primary-color: #fe8019;
    --secondary-color: #d65d0e;
    --accent-color: #fb4934;
    --bg-color: #282828;
    --card-bg: #3c3836;
    --text-primary: #ebdbb2;
    --text-secondary: #a89984;
    --border-color: #504945;
    --success-color: #b8bb26;
    --danger-color: #cc241d;
}

body {
    font-family: 'iA Writer Mono S', 'iA Writer Mono', 'Liberation Mono', 'Courier New', 'Courier', monospace;
    background: linear-gradient(135deg, var(--bg-color) 0%, #1e293b 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Landing Page Styles */
.landing-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    background: linear-gradient(135deg, var(--bg-color) 0%, #1e293b 100%);
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1), visibility 1s;
    visibility: visible;
    opacity: 1;
}

.landing-page.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-30px) scale(0.98);
    visibility: hidden;
}

.landing-content {
    max-width: 800px;
    padding: 40px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.landing-name {
    font-size: 4em;
    margin-bottom: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
    width: 100%;
    text-align: center;
}

.cover-letter-box {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 60px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    width: 100%;
    text-align: left;
}

#cover-letter-text {
    font-size: 1.0em;
    line-height: 1.8;
    color: var(--text-secondary);
}

.scroll-indicator {
    text-align: center;
    margin-top: 40px;
}

.scroll-text {
    color: var(--text-secondary);
    font-size: 1em;
    margin-bottom: 15px;
}

.scroll-arrow {
    font-size: 2.5em;
    color: var(--primary-color);
    animation: bounce 2s infinite;
    cursor: pointer;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* Full Page Styles */
.full-page {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1), transform 1s cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 100vh;
    padding-top: 50vh; /* Reduced space - starts closer to landing page */
}

.full-page.revealed {
    opacity: 1;
    transform: translateY(0);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.container:hover .page-title:not(:hover),
.container:hover .section:not(:hover),
.container:hover .page-nav:not(:hover) {
    opacity: 0.2;
    transition: opacity 0.4s ease;
}

/* Page Title */
.page-title {
    text-align: center;
    margin-bottom: 20px;
    opacity: 1;
    transition: opacity 0.4s ease;
}

.page-title h1 {
    font-size: 2.5em;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Top Row Layout */
.top-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

/* Bottom Row Layout */
.bottom-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

/* Section Styles */
.section {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    opacity: 1;
    transition: opacity 0.4s ease;
}

.section h2 {
    font-size: 1.5em;
    margin-bottom: 20px;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

/* Description Section */
.description-section {
    min-height: 400px;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-text {
    font-size: 1.1em;
    line-height: 1.8;
    color: var(--text-secondary);
}

.job-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.job-item {
    background: rgba(99, 102, 241, 0.05);
    padding: 15px;
    border-radius: 10px;
    border-left: 3px solid var(--primary-color);
}

.job-title {
    font-size: 1.2em;
    color: var(--primary-color);
    margin-bottom: 5px;
    font-weight: 600;
}

.job-company {
    font-size: 1em;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.job-period {
    color: var(--text-secondary);
    font-style: italic;
    font-size: 0.9em;
    margin-bottom: 8px;
}

.job-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95em;
}

/* Picture Section */
.picture-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.profile-image-container {
    position: relative;
    width: 256px;
    height: 256px;
    border-radius: 20px;
    overflow: hidden;
    border: 2px solid var(--primary-color);
    box-shadow: 0 5px 20px rgba(99, 102, 241, 0.3);
    margin-bottom: 20px;
}

.profile-picture {
    width: 300px;
    height: 300px;
    object-fit: cover;   /* prevents stretching */
    border-radius: 0px;  /* small rounding — set to 0 for sharp square */
    border: 2px solid var(--border-color);
    cursor: pointer;
}
.profile-picture:hover {
    border-color: var(--primary-color);
}
.profile-image-container:hover .image-placeholder {
    opacity: 0;
    transition: opacity 0.3s;
}

.profile-info {
    width: 100%;
}

.profile-info p {
    color: var(--text-secondary);
    margin: 8px 0;
    font-size: 1em;
}

.profile-info #name {
    font-size: 1.5em;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

/* Contact Form Styles */
.contact-form-container {
    margin-top: 30px;
    width: 100%;
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
}

.contact-form-container h3 {
    color: var(--primary-color);
    font-size: 1.3em;
    margin-bottom: 5px;
}

.form-subtitle {
    color: var(--text-secondary);
    font-size: 0.9em;
    margin-bottom: 20px;
}

.employer-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.form-group label {
    color: var(--text-primary);
    font-size: 0.9em;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 10px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95em;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-submit-btn {
    margin-top: 10px;
    width: 100%;
}

.form-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-size: 0.95em;
    transition: all 0.3s ease;
}

.form-message.success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.form-message.error {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

/* Game Section */
.game-section {
    display: flex;
    flex-direction: column;
}

.game-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 15px;
}

.game-controls {
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 0.95em;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    transition: all 0.4s ease;
}

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary.paused {
    background: #a78bfa;
    color: white;
}

.btn-primary.paused:hover {
    background: #c4b5fd;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(167, 139, 250, 0.3);
}

.btn-secondary {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.score-display {
    display: flex;
    gap: 20px;
    color: var(--text-primary);
    font-size: 1em;
    font-weight: 600;
}

#game-canvas {
    border: 3px solid var(--primary-color);
    border-radius: 10px;
    background: #000;
    display: block;
    max-width: 100%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.game-over {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
    border: 2px solid var(--primary-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 10;
}

.game-over h3 {
    color: var(--danger-color);
    font-size: 2em;
    margin-bottom: 15px;
}

.game-over p {
    color: var(--text-primary);
    font-size: 1.2em;
    margin-bottom: 20px;
}

.game-description {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.95em;
    margin-top: 10px;
}

.hidden {
    display: none;
}

/* Projects Section */
.projects-section {
    min-height: 400px;
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.project-item {
    background: rgba(99, 102, 241, 0.05);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.project-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
}

.project-title {
    font-size: 1.2em;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 10px;
    align-items: center;
}

.tech-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
    opacity: 0.85;
    transition: all 0.3s ease;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.05);
    padding: 4px;
    border-radius: 6px;
}

.tech-logo:hover {
    opacity: 1;
    transform: scale(1.2);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.4);
}

.tech-logo[src=""],
.tech-logo:not([src]) {
    display: none;
}

/* Fallback for tech tags (if logos fail to load) */
.tech-tag {
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.85em;
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95em;
}

/* Learning Section */
.learning-section {
    background: rgba(99, 102, 241, 0.1);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.learning-item {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.learning-label {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95em;
}

.learning-text {
    color: var(--text-secondary);
    font-size: 0.9em;
    font-style: italic;
}

/* Page Navigation */
.page-nav {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    padding: 20px 0;
    margin-top: 20px;
    opacity: 1;
    transition: opacity 0.4s ease;
}

.nav-indicator {
    color: var(--text-primary);
    font-size: 1.2em;
    font-weight: 600;
}

.nav-separator {
    color: var(--text-secondary);
    font-size: 1.2em;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .top-row,
    .bottom-row {
        grid-template-columns: 1fr;
    }

    .profile-image-container {
        width: 250px;
        height: 250px;
    }
}

/* Theme Toggle Styles */
.theme-switcher {
    position: relative;
    display: flex;
    gap: 8px;
    align-items: center;
}

/* Hidden title */
.theme-switcher::before {
    content: "Themes";
    position: absolute;
    bottom: 150%;
    left: 50%;
    transform: translateX(-50%);

    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;

    color: var(--text-secondary);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

/* Show only on hover */
.theme-switcher:hover::before {
    opacity: 1;
}
.theme-switcher::before {
    transform: translateX(-50%) translateY(4px);
}

.theme-switcher:hover::before {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    gap: 8px;
    background: var(--card-bg);
    padding: 8px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.theme-btn {
    width: 12px;
    height: 12px;
    padding: 0;
    border-radius: 50%;
    border: 2px solid var(--text-secondary);
    background: transparent;
    cursor: pointer;

    /* hide text */
    font-size: 0;
    line-height: 0;
}

.theme-btn:hover {
    border-color: var(--primary-color);
}

.theme-btn.active {
    border-color: var(--primary-color);
    background: transparent;
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
        gap: 20px;
    }
    
    .theme-toggle {
        top: 10px;
        right: 10px;
        flex-direction: column;
        gap: 4px;
    }
    
    .theme-btn {
        padding: 6px 12px;
        font-size: 0.75em;
    }

    .page-title h1 {
        font-size: 2em;
    }

    .section {
        padding: 20px;
    }

    .profile-image-container {
        width: 200px;
        height: 200px;
    }

    #game-canvas {
        width: 100%;
        max-width: 400px;
        height: auto;
    }

    .game-controls {
        flex-direction: column;
    }
}