:root {
    /* Base Palette */
    --milk-blue-light: #F0F7FF;
    --milk-blue-base: #E3F2FD;
    --milk-blue-soft: #E1F5FE;
    --milk-blue-deep: #90CAF9;
    --milk-blue-dark: #2196F3;
    --milk-blue-muted: #B0BEC5;
    --accent-sky: #40C4FF;
    
    /* Semantic Tokens - Light Mode (Default) */
    --bg-primary: #FCFDFF;
    --bg-secondary: #F0F7FF;
    --bg-card: #FFFFFF;
    --text-primary: #2C3E50;
    --text-secondary: #5D6D7E;
    --border-color: #F1F5F9;
    --nav-bg: rgba(255, 255, 255, 0.8);
    --bubble-gradient: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.9), rgba(144, 202, 249, 0.3));
    --bg-photo: #F0F7FF;
    --bg-footer: #0F172A;
    --font-primary: 'Outfit', 'Inter', sans-serif;
}

[data-theme="dark"] {
    --bg-primary: #04070D;      /* Deep Milk Surface */
    --bg-secondary: #0B111D;    /* Deep Milk Card */
    --bg-card: #0E1726;         /* Deep Milk Highlight */
    --text-primary: #F8FAFC;    /* Clean white */
    --text-secondary: #94A3B8;  /* Muted cool gray */
    --border-color: rgba(33, 150, 243, 0.15); /* Transparent blue border */
    --nav-bg: rgba(4, 7, 13, 0.95);
    --milk-blue-light: #0B111D; 
    --milk-blue-base: #0B111D;
    --milk-blue-soft: #0E1726;
    --milk-blue-deep: #1E293B;  /* Darker deep blue */
    --milk-blue-muted: #475569;
    --bubble-gradient: radial-gradient(circle at 30% 30%, rgba(11, 17, 29, 0.9), rgba(33, 150, 243, 0.1));
    --bg-footer: #020408;
    --bg-photo: #0E1726;        /* Solid Deep Milk Highlight */
    --card-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.7);
    --glow-effect: 0 0 15px rgba(33, 150, 243, 0.05);
}


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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    font-size: 16px;
}

/* Mobile Scaling (Approx 85% of standard) */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

/* Animations */
@keyframes float {
    0% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.05); opacity: 1; }
    100% { transform: scale(1); opacity: 0.8; }
}

@keyframes bubble {
    0% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.1); opacity: 0.5; }
    100% { transform: scale(1); opacity: 0.3; }
}

@keyframes float-stable {
    0% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.04); opacity: 1; }
    100% { transform: scale(1); opacity: 0.8; }
}

.animate-float {
    animation: float 5s ease-in-out infinite;
}

.animate-float-stable {
    animation: float-stable 6s ease-in-out infinite;
}


.animate-bubble {
    animation: bubble 8s ease-in-out infinite;
}

/* Utility */
.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0;
}

@media (min-width: 768px) {
    .container {
        width: 80%;
    }
}

/* Section specific */
section {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

@media (max-width: 768px) {
    section {
        padding: 4rem 0;
    }
}


/* Background Bubbles */
.bg-bubbles {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -10;
    overflow: hidden;
}

.bg-dot-grid {
    position: fixed;
    inset: 0;
    z-index: -15;
    background-image: radial-gradient(var(--milk-blue-deep) 1px, transparent 1px);
    background-size: 32px 32px;
    opacity: 0.3;
    pointer-events: none;
}

.bg-line-grid {
    background-image: 
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 40px 40px;
}

.bubble {
    position: absolute;
    border-radius: 50%;
    background: var(--bubble-gradient);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(4px);
    box-shadow: inset -5px -5px 15px rgba(144, 202, 249, 0.05);
}

/* Nav */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 50;
    transition: all 0.3s;
    padding: 1.5rem 0;
}

nav.scrolled {
    background-color: var(--nav-bg);
    backdrop-filter: blur(12px);
    padding: 1rem 0;
    box-shadow: 0 1px 1px rgba(0,0,0,0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--milk-blue-dark);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links {
    display: none;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
        gap: 2rem;
        list-style: none;
    }
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--milk-blue-dark);
}

.btn-contact {
    padding: 0.5rem 1.5rem;
    background-color: var(--milk-blue-base);
    color: var(--milk-blue-dark);
    font-weight: 600;
    border-radius: 9999px;
    text-decoration: none;
    transition: all 0.3s;
}

.theme-toggle {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.75rem;
    border: none;
    background-color: var(--milk-blue-light);
    color: var(--milk-blue-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all 0.3s;
}

.theme-toggle:hover {
    transform: scale(1.1);
    background-color: var(--milk-blue-dark);
    color: var(--bg-primary);
}

[data-theme="dark"] .uil-moon,
[data-theme="light"] .uil-sun {
    display: none;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: flex;
    flex-direction: column-reverse;
    gap: 4rem;
    align-items: center;
}

@media (max-width: 768px) {
    .hero {
        padding-top: 8rem; /* Pushing down from navbar */
    }
    .hero-grid {
        gap: 2.5rem;
    }
}

@media (min-width: 992px) {
    .hero-grid {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    flex: 1;
}

@media (max-width: 991px) {
    .hero-content {
        align-items: center;
        text-align: center;
    }
}


.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background-color: var(--milk-blue-light);
    color: var(--milk-blue-dark);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    border-radius: 9999px;
    width: fit-content;
    box-shadow: var(--glow-effect, none);
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.1;
}

@media (min-width: 768px) {
    .hero-content h1 {
        font-size: 4.5rem;
    }
}

.text-gradient {
    background: linear-gradient(to right, var(--milk-blue-dark), var(--accent-sky));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 32rem;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.hero-social {
    display: flex;
    gap: 1.25rem;
    margin-top: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--milk-blue-light);
    color: var(--milk-blue-dark);
    border-radius: 0.75rem;
    font-size: 1.25rem;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.social-link:hover {
    background-color: var(--milk-blue-dark);
    color: var(--bg-primary);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 15px -3px rgba(33, 150, 243, 0.2);
}

.btn-primary {
    padding: 1rem 2rem;
    background-color: var(--milk-blue-dark);
    color: white;
    font-weight: 700;
    border-radius: 1rem;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-primary:hover {
    box-shadow: 0 10px 15px -3px var(--milk-blue-muted);
    transform: translateY(-4px);
}

.btn-secondary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s;
}

.btn-secondary:hover {
    color: var(--milk-blue-dark);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-bubble {
    width: 20rem;
    height: 20rem;
    background-color: var(--bg-photo);
    border: none;
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    box-shadow: none;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--milk-blue-deep);
    overflow: hidden;
}

@media (min-width: 768px) {
    .profile-bubble {
        width: 28rem;
        height: 28rem;
    }
}

/* About */
.about {
    background-color: var(--bg-primary);
}

.about-grid {
    display: flex;
    flex-direction: column;
    gap: 4rem;
    align-items: center;
}

@media (min-width: 992px) {
    .about-grid {
        flex-direction: row;
        gap: 6rem;
        align-items: center; /* Ensure vertical center */
    }
}

.about-visual {
    width: 100%;
    display: flex;
    justify-content: center;
    flex: 1;
}

.about-content {
    flex: 1;
}

.about-content h3 {
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.traits-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.trait-pill {
    padding: 0.6rem 1.2rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 9999px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s;
}

.trait-pill:hover {
    background-color: var(--milk-blue);
    color: var(--milk-blue-dark);
    transform: translateY(-2px);
}

.about-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.image-frame {
    width: 100%;
    max-width: 450px; /* Standard card/column width on desktop */
    aspect-ratio: 1;
    background-color: var(--bg-photo);
    border-radius: 2.5rem;
    position: relative;
    overflow: hidden;
    border: none;
    box-shadow: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

@media (max-width: 768px) {
    .image-frame {
        max-width: 100%; /* Spans the full 80% container width */
        border-width: 6px;
    }
}

.image-frame i {
    font-size: 8rem;
    color: var(--milk-blue-dark);
    opacity: 0.3;
}

/* Skills */

.skills {
    background-color: var(--bg-primary);
}
.trait-pill:nth-child(even) {
    border-color: var(--milk-blue-deep);
}

.trait-pill:nth-child(3n) {
    border-color: var(--milk-blue-muted);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.section-header h2 {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--milk-blue-dark);
}

.section-header h3 {
    font-size: 2.25rem;
    font-weight: 700;
}

.skills-grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 768px) {
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.skill-card {
    padding: 2.5rem;
    background-color: var(--bg-secondary);
    border-radius: 2.5rem;
    border: 1px solid var(--border-color);
    transition: all 0.5s;
    position: relative;
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.skill-card:hover {
    background-color: var(--bg-card);
    border-color: var(--milk-blue-dark);
    transform: translateY(-8px);
}

/* Remove child-specific hovers that leak light colors */
.skill-card:nth-child(n):hover { 
    background-color: var(--bg-card); 
}

.skill-icon {
    width: 4rem;
    height: 4rem;
    background-color: var(--bg-secondary);
    border-radius: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 2rem;
    transition: transform 0.3s;
}

.skill-card:hover .skill-icon {
    transform: scale(1.1);
}

.skill-card h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.skill-card p {
    color: var(--text-secondary);
}

/* Portfolio */
.portfolio {
    background-color: var(--bg-primary);
}

.portfolio-grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.portfolio-card {
    background-color: var(--bg-card);
    border-radius: 2rem;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.4s;
    display: flex;
    flex-direction: column;
    box-shadow: var(--card-shadow, none);
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--card-shadow);
    border-color: var(--milk-blue-dark);
}

.portfolio-image {
    width: 100%;
    aspect-ratio: 16/10;
    background-color: var(--bg-photo);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--milk-blue-dark);
    position: relative;
    overflow: hidden;
}

.portfolio-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--bg-photo), transparent);
}

.portfolio-info {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.portfolio-category {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--milk-blue-dark);
}

.portfolio-info h4 {
    font-size: 1.25rem;
    font-weight: 700;
}

.portfolio-info p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

footer {
    padding: 6rem 0 3rem;
    background-color: var(--bg-footer);
    color: #F8FAFC;
    text-align: left;
    position: relative;
    z-index: 10; /* Ensure it stays above background elements */
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    gap: 4rem;
    margin-bottom: 4rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--milk-blue-dark);
    margin-bottom: 1.5rem;
}

.footer-brand p {
    color: var(--milk-blue-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 20rem;
}

.footer-col h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--milk-blue-dark);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    text-decoration: none;
    color: #94A3B8;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
    }
}

.footer-social {
    margin-top: 0;
    display: flex;
    gap: 1rem;
}

.footer-social .social-link {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.footer-social .social-link:hover {
    background-color: var(--milk-blue-dark);
    color: white;
    border-color: var(--milk-blue-dark);
}

.copyright {
    margin-top: 0;
}
.hero-social {
    margin-top: 1rem;
    justify-content: flex-start;
}

@media (max-width: 991px) {
    .hero-social {
        justify-content: center;
    }
}

/* Responsive Typography */
@media (max-width: 767px) {
    .hero-content h1 {
        font-size: 3.6rem; /* 80% of 4.5rem */
    }
    
    .section-header h3 {
        font-size: 1.8rem; /* 80% of 2.25rem */
    }
    
    .skill-card h4 {
        font-size: 1.2rem; /* 80% of 1.5rem */
    }
    
    .portfolio-info h4 {
        font-size: 1rem; /* 80% of 1.25rem */
    }
    
    .footer-content h2 {
        font-size: 1.8rem; /* 80% of 2.25rem */
    }
}