/* ============================================
   CUSTOM CSS VARIABLES & THEME
   ============================================ */

:root {
    /* Minimal black and white scheme */
    --primary: #000000;
    --primary-light: #333333;
    --primary-dark: #000000;

    --white: #ffffff;
    --black: #000000;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* ============================================
   LIGHT MODE THEME
   ============================================ */

[data-md-color-scheme="default"] {
    --md-default-bg-color: var(--white);
    --md-default-fg-color: var(--gray-900);
    --md-primary-fg-color: var(--primary);
    --md-primary-fg-color--light: var(--primary-light);
    --md-primary-fg-color--dark: var(--primary-dark);
    --md-accent-fg-color: var(--primary);
    --md-typeset-a-color: var(--primary-dark);

    /* Custom background */
    --md-default-bg-color--light: var(--gray-50);
    --md-code-bg-color: var(--gray-100);
}

/* ============================================
   DARK MODE THEME
   ============================================ */

[data-md-color-scheme="slate"] {
    --md-default-bg-color: #000000;
    --md-default-bg-color--light: #0a0a0a;
    --md-default-fg-color: rgba(255, 255, 255, 0.87);
    --md-default-fg-color--light: rgba(255, 255, 255, 0.54);
    --md-default-fg-color--lighter: rgba(255, 255, 255, 0.32);

    --md-primary-fg-color: #ffffff;
    --md-primary-fg-color--light: #f5f5f5;
    --md-primary-fg-color--dark: #cccccc;
    --md-accent-fg-color: #ffffff;
    --md-typeset-a-color: #ffffff;

    --md-code-bg-color: #1a1a1a;
    --md-code-fg-color: #e3e3e3;
}

/* ============================================
   PROFILE PHOTO
   ============================================ */

.rounded-photo {
    display: block;
    margin: 30px auto;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 2px solid #e5e7eb;
    transition: all var(--transition-base);
}

.rounded-photo:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

[data-md-color-scheme="slate"] .rounded-photo {
    border-color: #333333;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.05);
}

/* ============================================
   TYPOGRAPHY ENHANCEMENTS
   ============================================ */

.md-typeset h1 {
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--md-default-fg-color);
}

.md-typeset h2 {
    font-weight: 600;
    border-bottom: 2px solid var(--md-primary-fg-color);
    padding-bottom: 0.5rem;
    margin-top: 2rem;
}

.md-typeset h3 {
    font-weight: 600;
    color: var(--md-primary-fg-color);
}

/* ============================================
   ICON LINKS & SOCIAL MEDIA
   ============================================ */

.md-typeset a img {
    transition: all var(--transition-base);
}

.md-typeset a:hover img {
    transform: translateY(-2px) scale(1.05);
    opacity: 0.8;
}

/* Social icons in footer */
.md-footer__link {
    transition: all var(--transition-base);
}

.md-footer__link:hover {
    transform: translateY(-2px);
}

/* ============================================
   TECHNOLOGY ICONS GRID
   ============================================ */

.md-typeset p a[href*="python"],
.md-typeset p a[href*="r-project"],
.md-typeset p a[href*="fastapi"],
.md-typeset p a[href*="docker"],
.md-typeset p a[href*="postgresql"],
.md-typeset p a[href*="aws"],
.md-typeset p a[href*="github"],
.md-typeset p a[href*="plotly"],
.md-typeset p a[href*="rabbitmq"],
.md-typeset p a[href*="pola.rs"],
.md-typeset p a[href*="mongodb"] {
    display: inline-block;
    padding: 8px;
    border-radius: 12px;
    background: var(--md-code-bg-color);
    transition: all var(--transition-base);
}

.md-typeset p a[href*="python"]:hover,
.md-typeset p a[href*="r-project"]:hover,
.md-typeset p a[href*="fastapi"]:hover,
.md-typeset p a[href*="docker"]:hover,
.md-typeset p a[href*="postgresql"]:hover,
.md-typeset p a[href*="aws"]:hover,
.md-typeset p a[href*="github"]:hover,
.md-typeset p a[href*="plotly"]:hover,
.md-typeset p a[href*="rabbitmq"]:hover,
.md-typeset p a[href*="pola.rs"]:hover,
.md-typeset p a[href*="mongodb"]:hover {
    background: rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

[data-md-color-scheme="slate"] .md-typeset p a[href*="python"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="r-project"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="fastapi"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="docker"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="postgresql"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="aws"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="github"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="plotly"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="rabbitmq"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="pola.rs"]:hover,
[data-md-color-scheme="slate"] .md-typeset p a[href*="mongodb"]:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ============================================
   CARDS & PROJECT SECTIONS
   ============================================ */

.md-typeset hr {
    border: none;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--md-primary-fg-color), transparent);
    margin: 3rem 0;
    opacity: 0.3;
}

/* Add card effect to project sections */
.md-typeset h3 + p {
    background: var(--md-code-bg-color);
    padding: 12px 16px;
    border-radius: 8px;
    margin-top: -8px;
    font-size: 0.9em;
    border-left: 4px solid var(--md-primary-fg-color);
    transition: all var(--transition-base);
}

.md-typeset h3 + p:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   LISTS & BULLET POINTS
   ============================================ */

.md-typeset ul li {
    transition: all var(--transition-fast);
}

.md-typeset ul li:hover {
    transform: translateX(4px);
}

.md-typeset ul li::marker {
    color: var(--md-primary-fg-color);
}

/* ============================================
   BLOCKQUOTES
   ============================================ */

.md-typeset blockquote {
    border-left: 3px solid var(--md-primary-fg-color);
    background: var(--md-code-bg-color);
    padding: 0.5rem 1rem;
    border-radius: 0 4px 4px 0;
    margin: 1rem 0;
    font-style: italic;
    font-size: 0.9em;
    color: var(--md-default-fg-color--light);
}

.md-typeset blockquote p {
    margin: 0.5rem 0;
}

/* ============================================
   NAVIGATION & HEADER
   ============================================ */

.md-header {
    background: var(--white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid var(--gray-200);
}

[data-md-color-scheme="slate"] .md-header {
    background: #1a1a1a;
    border-bottom: 1px solid #333333;
}

.md-tabs {
    background: var(--white);
}

[data-md-color-scheme="slate"] .md-tabs {
    background: #1a1a1a;
}

/* ============================================
   BUTTONS & INTERACTIVE ELEMENTS
   ============================================ */

.md-typeset .md-button {
    border-radius: 8px;
    transition: all var(--transition-base);
    font-weight: 600;
}

.md-typeset .md-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.md-typeset .md-button--primary {
    background: linear-gradient(135deg, var(--md-primary-fg-color), var(--md-primary-fg-color--light));
}

/* ============================================
   CODE BLOCKS
   ============================================ */

.md-typeset code {
    border-radius: 4px;
    padding: 2px 6px;
    background: var(--md-code-bg-color);
    font-size: 0.9em;
    font-weight: 500;
}

.md-typeset pre > code {
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Subtle animations - removed for cleaner look */

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */

.md-top {
    display: none !important;
}

/* ============================================
   SEARCH
   ============================================ */

.md-search__input {
    border-radius: 8px;
    transition: all var(--transition-base);
}

.md-search__input:focus {
    box-shadow: 0 0 0 3px rgba(0, 163, 136, 0.2);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media screen and (max-width: 76.1875em) {
    .md-nav__title {
        background: var(--white);
        color: var(--black);
    }

    [data-md-color-scheme="slate"] .md-nav__title {
        background: #1a1a1a;
        color: var(--white);
    }
}

@media screen and (max-width: 768px) {
    .rounded-photo {
        width: 240px;
        height: 240px;
    }

    .md-typeset h1 {
        font-size: 1.8rem;
    }

    .md-typeset h2 {
        font-size: 1.4rem;
    }
}

@media screen and (max-width: 480px) {
    .rounded-photo {
        width: 240px;
        height: 240px;
    }
}

/* ============================================
   ACCESSIBILITY IMPROVEMENTS
   ============================================ */

/* Focus visible for keyboard navigation */
a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 3px solid var(--md-primary-fg-color);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .rounded-photo {
        border-width: 6px;
    }

    .md-typeset h2 {
        border-bottom-width: 3px;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .rounded-photo {
        box-shadow: none;
        border: 2px solid #000;
    }

    .md-header,
    .md-footer,
    .md-sidebar {
        display: none;
    }
}