/* Unified Light Mode Variables */
:root {
    --color-primary: #3454D1;    /* Byzantine blue */
    --color-secondary: #34D1BF;  /* Turquoise */
    --color-accent: #D1345B;     /* Cerise */
    --color-background: #EFEFEF; /* Anti-flash white */
    --color-text: #070707;       /* Black */
    --color-heading: #1d3557;    /* Deep Blue */
    --color-card-bg: #ffffff;    /* White Card Background */
    --color-card-shadow: rgba(0, 0, 0, 0.1); /* Subtle Shadow */
    --transition: all 0.3s ease-in-out;
    --animation-duration: 0.8s;
    --animation-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Space Grotesk', sans-serif;
    --font-secondary: 'Plus Jakarta Sans', sans-serif;
    --font-size-hero: clamp(2.5rem, 8vw, 4.5rem);
    --font-size-heading: clamp(2rem, 5vw, 3rem);
    --font-size-subheading: clamp(1.2rem, 3vw, 1.8rem);
    --font-size-body: clamp(1rem, 2vw, 1.2rem);
    --line-height-relaxed: 1.75;
    --mobile-padding: 16px;
    --mobile-spacing: 24px;
}

/* Dark Mode Variables */
.dark-mode {
    --color-primary: #3D405B;    /* Aureolin */
    --color-secondary: #E9BCB7;  /* Tea rose (red) */
    --color-accent: #C7EBF0;     /* Light cyan */
    --color-background: #171D1C; /* Eerie black */
    --color-text: #FFFFFF;       /* White */
    --color-heading: #E9BCB7;    /* Tea rose (red) */
    --color-card-bg: #1E2423;    /* Slightly lighter black for cards */
    --color-card-shadow: rgba(0, 0, 0, 0.5); /* Darker shadow */
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    margin: 0;
    overflow-x: hidden;
    width: 100%;
}

.wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation Bar */
nav {
    background-color: var(--color-card-bg);
    box-shadow: 0 2px 4px var(--color-card-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 20px;
    animation: fadeInDown var(--animation-duration) var(--animation-ease);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--mobile-padding);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #efefef;
    text-decoration: none;
}

.mobile-menu-toggle {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text);
    margin: 5px 0;
    transition: var(--transition);
}

.nav-links {
    display: none;
    flex-direction: column;
    gap: 15px;
    padding: var(--mobile-spacing) 0;
}

.nav-links.active {
    display: flex;
}

.nav-links a {
    color: var(--color-text);
    text-decoration: none;
    margin: 0 15px;
    font-weight: 500;
    font-family: var(--font-secondary);
    transition: var(--transition);
    padding: 12px 0;
    font-size: 1.1rem;
}

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

/* Theme Toggle Switch */
.theme-toggle-container {
    display: flex;
    justify-content: flex-end;
    padding: 15px 20px;
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 25px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-card-bg);
    border: 2px solid var(--color-card-shadow);
    border-radius: 25px;
    transition: var(--transition);
}

.slider:before {
    position: absolute;
    content: "";
    height: 19px;
    width: 19px;
    left: 3px;
    bottom: 3px;
    background-color: var(--color-primary);
    border-radius: 50%;
    transition: var(--transition);
}

input:checked + .slider {
    background-color: var(--color-primary);
}

input:checked + .slider:before {
    transform: translateX(25px);
    background-color: var(--color-accent);
}

/* Full-Screen Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: 100vh; /* Full-screen height */
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-text);
    animation: fadeIn var(--animation-duration) var(--animation-ease);
}

.hero-content {
    padding: var(--mobile-spacing);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--mobile-spacing);
    text-align: center;
}

.hero h1 {
    font-size: 3rem; /* Adjust font size for better responsiveness */
    font-family: var(--font-secondary);
    margin-bottom: 20px;
    overflow: hidden; /* Prevent text overflow */
    text-align: center;
}

.typing-text {
    display: inline-block;
    white-space: nowrap; /* Prevent wrapping */
    overflow: hidden; /* Hide overflowing text */
    max-width: 90%; /* Constrain the width to 90% of the container */
    text-align: center; /* Center the text */
    animation: typing 4s steps(30, end); /* Only the typing animation */
    font-size: 1.8rem;
    font-weight: bold;
    line-height: 1.3;
    margin-bottom: var(--mobile-spacing);
    color: var(--color-text);
}

@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%; /* Ensure it grows to fit the container */
    }
}

@keyframes blink {
    50% {
        border-color: transparent;
    }
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 30px;
    opacity: 0;
    animation: fadeInUp var(--animation-duration) var(--animation-ease) 1s forwards;
}

.hero .primary-btn,
.hero .secondary-btn {
    display: inline-block;
    padding: 15px 30px;
    margin: 10px;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-family: var(--font-secondary);
    transition: var(--transition);
    opacity: 0;
    animation: fadeInUp var(--animation-duration) var(--animation-ease) 1.5s forwards;
}

.hero .primary-btn {
    background-color: var(--color-card-bg);
    color: #e5e6e5;
    box-shadow: 0 4px 6px var(--color-card-shadow);
}

.hero .secondary-btn {
    background-color: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-text);
}

.hero .primary-btn:hover {
    background-color: var(--color-accent);
    color: var(--color-background);
}

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

/* Typing Intro Effect */
.hero-intro {
    margin-bottom: 20px; /* Add spacing between the intro and the main text */
    text-align: center;
}

.typing-intro {
    font-size: 1rem; /* Adjust font size */
    font-family: var(--font-secondary);
    color: var#171d1c; /* Remove space after var */
    font-weight: bold;
    white-space: nowrap;
    overflow: hidden;
    display: inline-block;
    animation: typing-intro 3s steps(30, end);
    margin-bottom: var(--mobile-spacing);
    line-height: 1.5;
}

/* Typing Animation for Intro */
@keyframes typing-intro {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

/* Blinking Caret for Intro */
@keyframes blink-caret {
    from, to {
        border-color: transparent;
    }
    50% {
        border-color: var(--color-primary);
    }
}

/* Work Section (Carousel) */
.work {
    padding: 50px 20px;
    background-color: var(--color-background);
    animation: fadeIn var(--animation-duration) var(--animation-ease);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
    animation: slideUp var(--animation-duration) var(--animation-ease);
}

.section-header h2 {
    font-size: 2.5rem;
    font-family: var(--font-secondary);
    color: var(--color-heading);
}

.carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--color-card-shadow);
    margin: 0 auto;
    max-width: 1200px;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.work-card {
    flex: 0 0 100%; /* Show one card at a time on mobile */
    padding: 20px;
    box-shadow: 0 4px 6px var(--color-card-shadow);
    background-color: var(--color-card-bg);
    margin: 10px;
    border-radius: 10px;
    transition: var(--transition);
    animation: fadeInUp var(--animation-duration) var(--animation-ease);
}

.work-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 6px 10px var(--color-card-shadow);
}

.work-category {
    font-size: 0.9rem;
    color: var(--color-primary);
    margin-bottom: 10px;
    font-weight: bold;
}

.work-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--color-heading);
}

.work-card p {
    font-size: 0.9rem;
    margin-bottom: 15px;
    color: var(--color-text);
}

.tech-stack span {
    display: inline-block;
    background-color: var(--color-secondary);
    color: #fff;
    padding: 5px 10px;
    margin: 5px 5px 0 0;
    border-radius: 5px;
    font-size: 0.8rem;
}

/* Carousel Dots */
.carousel-dots {
    text-align: center;
    margin-top: 20px;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    background-color: var(--color-secondary);
    border: none;
    border-radius: 50%;
    padding: 0;
    cursor: pointer;
    transition: var(--transition);
}

.carousel-dot.active {
    background-color: var(--color-primary);
    transform: scale(1.2);
}

/* About Section */
.about {
    padding: 50px 20px;
    background-color: var(--color-card-bg);
    animation: fadeIn var(--animation-duration) var(--animation-ease);
    border-radius: 10px;
    margin-bottom: 50px;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    font-family: var(--font-secondary);
    color: var(--color-heading);
    margin-bottom: 20px;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.expertise {
    padding: 20px;
    background-color: var(--color-background);
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--color-card-shadow);
    transition: var(--transition);
    animation: fadeInUp var(--animation-duration) var(--animation-ease);
}

.expertise:hover {
    transform: translateY(-10px);
    box-shadow: 0 6px 10px var(--color-card-shadow);
}

/* Grid-Based Layout */
.grid-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 50px 20px;
    animation: fadeIn var(--animation-duration) var(--animation-ease);
}

.grid-item {
    background-color: var(--color-card-bg);
    border-radius: 10px;
    box-shadow: 0 4px 6px var(--color-card-shadow);
    padding: 20px;
    transition: var(--transition);
    animation: fadeInUp var(--animation-duration) var (--animation-ease);
    color: var(--color-text);
}

.grid-item:hover {
    color: var(--color-primary);
}

/* Example usage */
button {
  background-color: var(--color-primary);
  color: var(--color-background);
}

a {
  color: var(--color-accent);
}

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

/* Typography Styles */
h1, .h1 {
    font-family: var(--font-primary);
    font-size: var(--font-size-hero);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

h2, .h2 {
    font-family: var(--font-primary);
    font-size: var(--font-size-heading);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.subtitle {
    font-family: var(--font-secondary);
    font-size: var(--font-size-subheading);
    font-weight: 400;
    opacity: 0.9;
    line-height: var(--line-height-relaxed);
}

p {
    font-family: var(--font-secondary);
    font-size: var(--font-size-body);
    line-height: var(--line-height-relaxed);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Animation Utilities */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s var(--animation-ease) forwards;
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 1s var(--animation-ease) forwards;
}

.scale-in {
    opacity: 0;
    transform: scale(0.95);
    animation: scaleIn 1s var(--animation-ease) forwards;
}

@keyframes scaleIn {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Stagger Animations */
.stagger > * {
    opacity: 0;
    animation: slideUp 0.8s var(--animation-ease) forwards;
}

.stagger > *:nth-child(1) { animation-delay: 0.1s; }
.stagger > *:nth-child(2) { animation-delay: 0.2s; }
.stagger > *:nth-child(3) { animation-delay: 0.3s; }
.stagger > *:nth-child(4) { animation-delay: 0.4s; }

/* Mobile-First Responsive Design */
:root {
    --mobile-padding: 16px;
    --mobile-spacing: 24px;
}

/* Navigation Spacing */
.nav-container {
    padding: var(--mobile-padding);
}

.nav-links {
    padding: var(--mobile-spacing) 0;
}

.nav-links a {
    padding: 12px 0;
    font-size: 1.1rem;
}

/* Hero Section Spacing */
.hero-content {
    padding: var(--mobile-spacing);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--mobile-spacing);
}

.typing-intro {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: var(--mobile-spacing);
}

.typing-text {
    font-size: 1.8rem;
    line-height: 1.3;
    margin-bottom: var(--mobile-spacing);
}

.hero-subtitle {
    font-size: 1rem;
    line-height: 1.6;
    padding: 0 var(--mobile-padding);
}

/* Samsung-Specific Adjustments */
@media screen and (min-width: 360px) and (max-width: 420px) {
    .typing-intro {
        font-size: 1.1rem;
    }
    
    .typing-text {
        font-size: 2rem;
        padding: 0 var(--mobile-padding);
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
}

/* Larger Mobile Devices */
@media screen and (min-width: 421px) and (max-width: 767px) {
    :root {
        --mobile-padding: 24px;
        --mobile-spacing: 32px;
    }
    
    .typing-intro {
        font-size: 1.2rem;
    }
    
    .typing-text {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
}

/* Desktop Styles */
@media screen and (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }

    .nav-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px;
    }

    .nav-links {
        display: flex;
        flex-direction: row;
        gap: 30px;
    }

    .typing-intro {
        font-size: 1.5rem;
    }

    .typing-text {
        font-size: 3rem;
    }

    .work-card {
        flex: 0 0 33.33%; /* Show three cards on desktop */
    }
}

/* Contact Section Styles */
.contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--mobile-spacing);
    min-height: 50vh;
    text-align: center;
}

.contact-content {
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: var(--mobile-spacing);
}

.contact-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    background-color: var(--color-card-bg);
    color: var(#feffff);
    text-decoration: none;
    transition: var(--transition);
}

.contact-link:hover {
    transform: translateY(-3px);
    background-color: var(--color-primary);
    color: var(--color-card-bg);
}

/* Mobile Responsive */
@media screen and (max-width: 768px) {
    .contact-links {
        flex-direction: column;
        align-items: center;
    }

    .contact-link {
        width: 100%;
        max-width: 300px;
    }
}

/* Hover Effects */
.hover-lift {
    transition: transform 0.3s var(--animation-ease);
}

.hover-lift:hover {
    transform: translateY(-5px);
}

.hover-glow {
    transition: box-shadow 0.3s var(--animation-ease);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(var(--color-primary-rgb), 0.3);
}

/* Marquee Section */
.marquee {
    background-color: var(--color-background);
    overflow: hidden;
    white-space: nowrap;
    display: flex;
    align-items: center;
    height: 60px; /* Reduced height */
    position: relative;
    width: 100%;
}

.marquee-content {
    display: inline-flex;
    animation: marquee 30s linear infinite;
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: bold;
    color: #3454d1; /* Fixed color value instead of var() */
    text-transform: uppercase;
    gap: 30px; /* Reduced gap between items */
    will-change: transform;
    min-width: 100%;
}

.marquee-content span {
    display: inline-block;
    padding: 0 10px; /* Reduced padding */
}

/* Add a sparkle or separator between words */
.marquee-content span::after {
    content: "✦";
    margin-left: 10px; /* Reduced margin */
    margin-right: 10px; /* Reduced margin */
    color: var(--color-secondary);
    font-size: 1rem; /* Slightly smaller separator */
}

/* Marquee Animation */
@keyframes marquee {
    0% {
        transform: translateX(100%);
    }
    100% {
        transform: translateX(-100%);
    }
}

/* Dark mode color adjustment */
.dark-mode .marquee-content {
    color: #FCF300;
}