/*=============== GOOGLE FONTS ===============*/
@import url("https://fonts.googleapis.com/css2?family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&family=Source+Sans+3:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap");

/*=============== VARIABLES CSS ===============*/
:root {
    --header-height: 4rem;

    /*========== Dark Academia Color Palette ==========*/
    --obsidian: hsl(220, 20%, 8%);
    --deep-charcoal: hsl(220, 15%, 12%);
    --rich-black: hsl(220, 18%, 15%);
    --dark-slate: hsl(220, 12%, 20%);
    --muted-graphite: hsl(220, 10%, 28%);
    
    /*========== Warm Accent Tones ==========*/
    --antique-gold: hsl(42, 65%, 55%);
    --burnished-copper: hsl(25, 55%, 45%);
    --aged-bronze: hsl(30, 40%, 35%);
    --warm-amber: hsl(38, 70%, 50%);
    
    /*========== Text Colors ==========*/
    --ivory-text: hsl(40, 30%, 92%);
    --parchment-text: hsl(40, 20%, 80%);
    --muted-text: hsl(40, 10%, 60%);
    --subtle-text: hsl(220, 10%, 50%);
    
    /*========== Accent Colors ==========*/
    --sage-accent: hsl(150, 20%, 40%);
    --deep-burgundy: hsl(350, 40%, 30%);
    --midnight-blue: hsl(220, 50%, 25%);
    --forest-shadow: hsl(160, 30%, 20%);
    
    /*========== Code/Tech Accent ==========*/
    --terminal-green: hsl(140, 60%, 50%);
    --cyber-blue: hsl(200, 80%, 60%);
    
    /*========== Font Families ==========*/
    --serif-font: 'Libre Baskerville', Georgia, serif;
    --sans-font: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    --mono-font: 'JetBrains Mono', 'Fira Code', monospace;
    
    /*========== Font Weights ==========*/
    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semi-bold: 600;
    --font-bold: 700;
    
    /*========== Transitions ==========*/
    --transition-slow: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-medium: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    --transition-fast: all 0.2s ease;
    
    /*========== Border Radius ==========*/
    --radius-small: 6px;
    --radius-medium: 12px;
    --radius-large: 20px;
    --radius-extra: 28px;
    
    /*========== Shadows ==========*/
    --soft-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --elevated-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    --deep-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    --glow-gold: 0 0 20px rgba(212, 175, 85, 0.15);
    --inner-glow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
    
    /*========== Spacing ==========*/
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    
    /*========== Borders ==========*/
    --border-subtle: 1px solid rgba(255, 255, 255, 0.08);
    --border-accent: 1px solid var(--antique-gold);
}

/*=============== BASE ===============*/
* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--sans-font);
    background-color: var(--obsidian);
    color: var(--parchment-text);
    line-height: 1.7;
    overflow-x: hidden;
    font-weight: var(--font-regular);
    letter-spacing: 0.01em;
}

::selection {
    background-color: var(--antique-gold);
    color: var(--obsidian);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--serif-font);
    font-weight: var(--font-bold);
    line-height: 1.3;
    margin-bottom: var(--space-sm);
    color: var(--ivory-text);
    letter-spacing: -0.01em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.container {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: var(--space-md);
}

.section {
    padding-block: var(--space-sm);
}

.flex {
    display: flex;
}

.grid {
    display: grid;
}

.btn {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-small);
    font-family: var(--sans-font);
    font-weight: var(--font-medium);
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    transition: var(--transition-medium);
    border: 1px solid transparent;
    cursor: pointer;
    text-transform: uppercase;
}

.btn--primary {
    background: linear-gradient(135deg, var(--antique-gold), var(--burnished-copper));
    color: var(--obsidian);
    border: none;
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--warm-amber), var(--antique-gold));
    transform: translateY(-2px);
    box-shadow: var(--glow-gold);
}

.btn--outline {
    border: 1px solid var(--antique-gold);
    color: var(--antique-gold);
    background-color: transparent;
}

.btn--outline:hover {
    background-color: var(--antique-gold);
    color: var(--obsidian);
}

/*=============== HEADER & NAVIGATION ===============*/
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--obsidian);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: var(--border-subtle);
    z-index: 100;
    transition: var(--transition-medium);
}

.nav {
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo {
    font-family: var(--serif-font);
    font-size: 1.4rem;
    font-weight: var(--font-bold);
    color: var(--ivory-text);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav__logo i {
    font-size: 1.6rem;
    color: var(--antique-gold);
}

.nav__menu {
    display: flex;
    gap: var(--space-md);
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav__link {
    position: relative;
    padding: var(--space-xs) var(--space-sm);
    font-family: var(--sans-font);
    font-weight: var(--font-medium);
    font-size: 0.9rem;
    color: var(--ivory-text);
    transition: var(--transition-medium);
    border-radius: var(--radius-small);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.nav__link:hover {
    color: var(--antique-gold);
}

/* Dropdown trigger text should also be readable */
.dropdown__trigger {
    color: var(--ivory-text);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--antique-gold), transparent);
    transition: var(--transition-medium);
    transform: translateX(-50%);
}

.nav__link:hover::after {
    width: 80%;
}

.nav__toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--ivory-text);
    cursor: pointer;
}

/*=============== DROPDOWN MENUS ===============*/
.dropdown__item {
    position: relative;
}

.dropdown__trigger {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    color: var(--ivory-text);
}

.dropdown__trigger:hover {
    color: var(--antique-gold);
}

.dropdown__arrow {
    transition: var(--transition-medium);
    font-size: 0.8rem;
}

.dropdown__menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 240px;
    background-color: var(--deep-charcoal);
    border: var(--border-subtle);
    border-radius: var(--radius-medium);
    box-shadow: var(--elevated-shadow);
    padding: var(--space-sm) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-medium);
    z-index: 10;
}

.dropdown__item:hover .dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown__item:hover .dropdown__arrow {
    transform: rotate(180deg);
}

.dropdown__link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    color: var(--ivory-text);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.dropdown__link:hover {
    background-color: rgba(212, 175, 85, 0.1);
    color: var(--antique-gold);
    padding-left: var(--space-lg);
}

.dropdown__link i {
    font-size: 1rem;
    color: var(--antique-gold);
    opacity: 0.7;
}

.dropdown__link:hover i {
    color: var(--antique-gold);
    opacity: 1;
}

/*=============== HERO SECTION ===============*/
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(15, 17, 21, 0.75), rgba(15, 17, 21, 0.85)), 
                url('https://images.unsplash.com/photo-1507842217343-583bb7270b66?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    color: var(--ivory-text);
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, var(--obsidian) 100%);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 200px;
    background: linear-gradient(to top, var(--obsidian), transparent);
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-xl);
}

.hero__title {
    font-size: 3.5rem;
    margin-bottom: var(--space-md);
    font-weight: var(--font-bold);
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--ivory-text) 0%, var(--antique-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-family: var(--sans-font);
    font-size: 1.25rem;
    margin-bottom: var(--space-lg);
    font-weight: var(--font-light);
    color: var(--parchment-text);
    letter-spacing: 0.02em;
}

.hero__buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}

/*=============== ABOUT SECTION ===============*/
.about {
    background-color: var(--deep-charcoal);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--antique-gold) 0%, transparent 70%);
    opacity: 0.03;
    z-index: 0;
}

.about::after {
    content: '';
    position: absolute;
    bottom: -150px;
    right: -150px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--midnight-blue) 0%, transparent 70%);
    opacity: 0.05;
    z-index: 0;
}

.about__container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.about__image {
    border-radius: var(--radius-large);
    overflow: hidden;
    box-shadow: var(--elevated-shadow);
    border: var(--border-subtle);
    transform: rotate(-2deg);
    transition: var(--transition-slow);
}

.about__image:hover {
    transform: rotate(0deg);
    box-shadow: var(--glow-gold);
}

.about__content {
    padding: var(--space-md);
}

.about__title {
    font-size: 2.5rem;
    color: var(--ivory-text);
    margin-bottom: var(--space-md);
}

.about__text {
    margin-bottom: var(--space-md);
    color: var(--parchment-text);
    font-size: 1.05rem;
}

.about__signature {
    font-family: var(--serif-font);
    font-style: italic;
    font-size: 1.5rem;
    color: var(--antique-gold);
    margin-top: var(--space-md);
}

/*=============== MATH SECTION ===============*/
.math {
    background-color: var(--obsidian);
}

.math__header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.math__title {
    margin-top: 5rem;
    font-size: 2.5rem;
    color: var(--ivory-text);
}

.math__subtitle {
    color: var(--muted-text);
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.math__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.math__card {
    background-color: var(--deep-charcoal);
    border: var(--border-subtle);
    border-radius: var(--radius-large);
    overflow: hidden;
    box-shadow: var(--soft-shadow);
    transition: var(--transition-medium);
}

.math__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--elevated-shadow);
    border-color: rgba(212, 175, 85, 0.2);
}

.math__card-image {
    height: 200px;
    width: 100%;
    object-fit: cover;
    filter: grayscale(20%) contrast(1.1);
    transition: var(--transition-medium);
}

.math__card:hover .math__card-image {
    filter: grayscale(0%) contrast(1);
}

.math__card-content {
    padding: var(--space-md);
}

.math__card-title {
    font-size: 1.4rem;
    color: var(--ivory-text);
    margin-bottom: var(--space-xs);
}

.math__card-text {
    color: var(--muted-text);
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
}

/*=============== POETRY SECTION ===============*/
.poetry {
    background-color: var(--rich-black);
    padding: var(--space-xl) 0;
    position: relative;
}

.poetry::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1519683109079-d5f539e1542f?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80');
    background-size: cover;
    background-position: center;
    opacity: 0.03;
    z-index: 0;
}

.poetry__container {
    position: relative;
    z-index: 1;
}

.poetry__header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.poetry__title {
    font-size: 2.5rem;
    color: var(--ivory-text);
}

.poetry__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.poetry__card {
    background-color: var(--deep-charcoal);
    border: var(--border-subtle);
    border-radius: var(--radius-large);
    padding: var(--space-lg);
    box-shadow: var(--soft-shadow);
    transition: var(--transition-medium);
    position: relative;
}

.poetry__card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 20px;
    font-family: var(--serif-font);
    font-size: 4rem;
    color: var(--antique-gold);
    opacity: 0.2;
    line-height: 1;
}

.poetry__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--elevated-shadow);
    border-color: rgba(212, 175, 85, 0.15);
}

.poetry__card-title {
    font-size: 1.4rem;
    color: var(--ivory-text);
    margin-bottom: var(--space-sm);
}

.poetry__card-text {
    font-family: var(--serif-font);
    font-style: italic;
    color: var(--parchment-text);
    line-height: 1.9;
    margin-bottom: var(--space-sm);
}

.poetry__card-date {
    font-family: var(--mono-font);
    font-size: 0.85rem;
    color: var(--antique-gold);
    text-align: right;
    letter-spacing: 0.05em;
}

/*=============== TRAVEL SECTION ===============*/
.travel {
    background-color: var(--obsidian);
}

.travel__header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.travel__title {
    font-size: 2.5rem;
    color: var(--ivory-text);
}

.travel__gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
}

.travel__image-container {
    position: relative;
    border-radius: var(--radius-medium);
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--soft-shadow);
    border: var(--border-subtle);
    transition: var(--transition-medium);
}

.travel__image-container:hover {
    transform: scale(1.02);
    box-shadow: var(--elevated-shadow);
}

.travel__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%) contrast(1.05);
    transition: var(--transition-slow);
}

.travel__image-container:hover .travel__image {
    transform: scale(1.1);
    filter: grayscale(0%) contrast(1);
}

.travel__image-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--space-sm);
    background: linear-gradient(to top, rgba(15, 17, 21, 0.9), transparent);
    color: var(--ivory-text);
    font-family: var(--sans-font);
    font-size: 0.9rem;
    transform: translateY(100%);
    transition: var(--transition-medium);
}

.travel__image-container:hover .travel__image-caption {
    transform: translateY(0);
}

/*=============== CONTACT SECTION ===============*/
.contact {
    background-color: var(--deep-charcoal);
    padding: var(--space-xl) 0;
}

.contact__container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact__title {
    font-size: 2.5rem;
    color: var(--ivory-text);
    margin-bottom: var(--space-md);
}

.contact__text {
    color: var(--muted-text);
    margin-bottom: var(--space-lg);
    font-size: 1.1rem;
}

.contact__form {
    display: grid;
    gap: var(--space-md);
}

.contact__input-group {
    display: grid;
    gap: var(--space-sm);
}

.contact__input, .contact__textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: var(--border-subtle);
    border-radius: var(--radius-small);
    background-color: var(--rich-black);
    color: var(--ivory-text);
    font-family: var(--sans-font);
    font-size: 1rem;
    transition: var(--transition-medium);
}

.contact__input::placeholder, .contact__textarea::placeholder {
    color: var(--subtle-text);
}

.contact__input:focus, .contact__textarea:focus {
    outline: none;
    border-color: var(--antique-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 85, 0.1);
}

.contact__textarea {
    min-height: 150px;
    resize: vertical;
}

/*=============== FOOTER ===============*/
.footer {
    background-color: var(--obsidian);
    border-top: var(--border-subtle);
    color: var(--muted-text);
    padding: var(--space-xl) 0;
}

.footer__container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
}

.footer__logo {
    font-family: var(--serif-font);
    font-size: 1.4rem;
    font-weight: var(--font-bold);
    color: var(--ivory-text);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.footer__logo i {
    color: var(--antique-gold);
}

.footer__text {
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.footer__social {
    display: flex;
    gap: var(--space-sm);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--dark-slate);
    border: var(--border-subtle);
    transition: var(--transition-medium);
}

.footer__social-link:hover {
    background-color: var(--antique-gold);
    color: var(--obsidian);
    border-color: var(--antique-gold);
}

.footer__title {
    font-family: var(--sans-font);
    font-size: 0.9rem;
    font-weight: var(--font-semi-bold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ivory-text);
    margin-bottom: var(--space-md);
}

.footer__links {
    display: grid;
    gap: var(--space-xs);
}

.footer__link {
    color: var(--muted-text);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer__link:hover {
    color: var(--antique-gold);
    padding-left: var(--space-xs);
}

.footer__copyright {
    text-align: center;
    margin-top: var(--space-xl);
    padding-top: var(--space-md);
    border-top: var(--border-subtle);
    font-size: 0.9rem;
}

/*=============== SCROLLBAR ===============*/
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--deep-charcoal);
}

::-webkit-scrollbar-thumb {
    background: var(--dark-slate);
    border-radius: var(--radius-small);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--antique-gold);
}

/*=============== MOBILE RESPONSIVENESS ===============*/
@media screen and (max-width: 992px) {
    .nav__menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 80%;
        height: calc(100vh - var(--header-height));
        background-color: var(--deep-charcoal);
        border-right: var(--border-subtle);
        box-shadow: var(--deep-shadow);
        flex-direction: column;
        padding: var(--space-xl);
        transition: var(--transition-medium);
        z-index: 99;
    }

    .nav__menu.active {
        left: 0;
    }

    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }

    .nav__toggle {
        display: block;
    }

    .dropdown__menu {
        position: static;
        width: 100%;
        box-shadow: none;
        border: none;
        background-color: var(--rich-black);
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        padding-left: var(--space-md);
        margin-top: var(--space-xs);
    }

    .dropdown__item.active .dropdown__menu {
        display: block;
    }

    .dropdown__arrow {
        pointer-events: none;
    }

    .about__container {
        grid-template-columns: 1fr;
    }

    .about__image {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media screen and (max-width: 576px) {
    .hero__title {
        font-size: 2.5rem;
    }

    .hero__subtitle {
        font-size: 1.1rem;
    }

    .hero__buttons {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}

/* ======= BOOK LIBRARY SECTION ======== */
.math-page {
    padding: calc(var(--header-height) + 2rem) 1rem 2rem;
    background-color: var(--obsidian);
}

.mathjax { 
    margin: 1.5rem 0;
    padding: 1.25rem;
    background: var(--deep-charcoal);
    border: var(--border-subtle);
    border-left: 3px solid var(--antique-gold);
    border-radius: var(--radius-small);
    font-family: var(--mono-font);
}

/* ======= RESUME SECTION ====== */
.resume {
    font-family: var(--sans-font);
    line-height: 1.7;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px;
    color: var(--parchment-text);
    text-rendering: optimizeLegibility;
}

.resume h1 {
    font-family: var(--serif-font);
    color: var(--ivory-text);
    border-bottom: 1px solid var(--dark-slate);
    padding-bottom: 10px;
    text-align: center;
    letter-spacing: 0.02em;
    font-weight: var(--font-bold);
    margin-bottom: 5px;
}

.resume h2 {
    font-family: var(--serif-font);
    color: var(--antique-gold);
    border-bottom: 1px solid var(--dark-slate);
    padding-bottom: 5px;
    margin-top: 30px;
    font-weight: var(--font-semi-bold);
    letter-spacing: 0.02em;
    font-size: 1.3rem;
}

.resume .contact-info {
    text-align: center;
    margin-top: 5rem;
    margin-bottom: 10px;
    font-size: 1rem;
    color: var(--muted-text);
}

.resume .contact-info a {
    color: var(--antique-gold);
}

.resume .contact-info a:hover {
    color: var(--warm-amber);
}

.resume .job-title,
.resume .degree {
    font-weight: var(--font-semi-bold);
    color: var(--ivory-text);
}

.resume .company,
.resume .school {
    font-style: italic;
    color: var(--antique-gold);
}

.resume .date {
    float: right;
    color: var(--muted-text);
    font-family: var(--mono-font);
    font-size: 0.9rem;
}

.resume ul {
    margin-top: 8px;
    padding-left: 25px;
    list-style-type: none;
}

.resume li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
    color: var(--parchment-text);
}

.resume li:before {
    content: "→";
    color: var(--antique-gold);
    position: absolute;
    left: 0;
    font-family: var(--mono-font);
}

.resume .skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.resume .skills-category {
    flex: 1;
    min-width: 200px;
    background: var(--deep-charcoal);
    padding: 15px;
    border-radius: var(--radius-small);
    border-left: 3px solid var(--antique-gold);
    border: var(--border-subtle);
}

.resume .skills-category strong {
    color: var(--antique-gold);
    display: block;
    margin-bottom: 8px;
    font-family: var(--sans-font);
    font-weight: var(--font-semi-bold);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
}

.resume a {
    color: var(--antique-gold);
    text-decoration: none;
    transition: var(--transition-fast);
}

.resume a:hover {
    color: var(--warm-amber);
    text-decoration: underline;
}

.resume .project-title {
    font-weight: var(--font-semi-bold);
    color: var(--ivory-text);
}

.resume .project-tech {
    font-family: var(--mono-font);
    font-style: normal;
    color: var(--sage-accent);
    font-size: 0.9rem;
}

.resume .divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--dark-slate), transparent);
}

@media (max-width: 768px) {
    .resume {
        padding: 24px 1.5rem;
    }
    
    .resume .date {
        float: none;
        display: block;
        margin-top: 3px;
    }
    
    .resume .skills-category {
        min-width: 100%;
    }
}

@media (max-width: 480px) {
    .resume {
        padding: 20px 1rem;
    }
}

/* ======= MATH CONTENT SECTION ====== */
.math-content {
    padding: calc(var(--header-height) + 2rem) 1rem 2rem;
    max-width: 800px;
    margin: 0 auto;
    font-family: var(--sans-font);
    line-height: 1.7;
    color: var(--parchment-text);
}

.math-content h1,
.math-content h2,
.math-content h3 {
    font-family: var(--serif-font);
    color: var(--ivory-text);
    margin-top: 1.5em;
    margin-bottom: 0.5em;
}

.math-content h1 {
    color: var(--antique-gold);
}

.math-content p {
    margin-bottom: 1.2em;
}

.math-content .mathjax {
    margin: 1.5rem 0;
    padding: 1.25rem;
    background: var(--deep-charcoal);
    border: var(--border-subtle);
    border-left: 3px solid var(--antique-gold);
    border-radius: var(--radius-small);
    overflow-x: auto;
}

/* ======= CODE BLOCKS (Tech Element) ====== */
code, pre {
    font-family: var(--mono-font);
    background-color: var(--deep-charcoal);
    border: var(--border-subtle);
    border-radius: var(--radius-small);
}

code {
    padding: 0.2em 0.4em;
    font-size: 0.9em;
    color: var(--terminal-green);
}

pre {
    padding: var(--space-md);
    overflow-x: auto;
}

pre code {
    padding: 0;
    background: none;
    border: none;
}

/* ======= UTILITY CLASSES ====== */
.text-gold {
    color: var(--antique-gold);
}

.text-muted {
    color: var(--muted-text);
}

.bg-dark {
    background-color: var(--deep-charcoal);
}

.border-gold {
    border-color: var(--antique-gold);
}

/* ======= ANIMATED UNDERLINE EFFECT ====== */
.animated-underline {
    position: relative;
    display: inline-block;
}

.animated-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--antique-gold), var(--burnished-copper));
    transition: var(--transition-medium);
}

.animated-underline:hover::after {
    width: 100%;
}

/* ======= CARD HOVER GLOW ====== */
.glow-on-hover {
    transition: var(--transition-medium);
}

.glow-on-hover:hover {
    box-shadow: var(--glow-gold);
}