/* Global Styles */
:root {
    --primary-color: #2563eb;
    --primary-color-rgb: 37, 99, 235;
    --secondary-color: #1e40af;
    --secondary-color-rgb: 30, 64, 175;
    --text-color: #1f2937;
    --light-text: #6b7280;
    --background: #ffffff;
    --section-bg: #f3f4f6;
    --transition: all 0.3s ease;
    --card-bg: #ffffff;
    --card-bg-rgb: 255, 255, 255;
    --navbar-bg: rgba(255, 255, 255, 0.95);
    --shadow-color: rgba(0, 0, 0, 0.1);
    --footer-bg: #1f2937;
    --footer-text: #ffffff;
    --skills-border: #e5e7eb;
    --skills-shadow: rgba(0, 0, 0, 0.1);
    --math-accent: rgba(37, 99, 235, 0.15);
    --math-accent-dark: rgba(96, 165, 250, 0.15);
}

[data-theme="dark"] {
    --primary-color: #60a5fa;
    --primary-color-rgb: 96, 165, 250;
    --secondary-color: #3b82f6;
    --secondary-color-rgb: 59, 130, 246;
    --text-color: #f3f4f6;
    --light-text: #9ca3af;
    --background: #111827;
    --section-bg: #1f2937;
    --card-bg: #1f2937;
    --card-bg-rgb: 31, 41, 55;
    --navbar-bg: rgba(17, 24, 39, 0.95);
    --shadow-color: rgba(0, 0, 0, 0.3);
    --footer-bg: #111827;
    --footer-text: #f3f4f6;
    --skills-border: #374151;
    --skills-shadow: rgba(0, 0, 0, 0.4);
    --math-accent: rgba(96, 165, 250, 0.15);
    --math-accent-dark: rgba(59, 130, 246, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow-color);
    animation: navbarFloat 0.5s ease-out;
}

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

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    position: relative;
    display: inline-block;
    padding: 0.3rem 0;
    overflow: hidden;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientText 5s linear infinite;
}

.logo a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% auto;
    animation: gradientBg 5s linear infinite;
    transform: scaleX(0.7);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.logo a:hover::before {
    transform: scaleX(1);
}

@keyframes gradientText {
    0% {
        background-position: 0% center;
    }
    100% {
        background-position: 200% center;
    }
}

@keyframes gradientBg {
    0% {
        background-position: 0% center;
    }
    100% {
        background-position: 200% center;
    }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links li {
    position: relative;
    animation: fadeInRight 0.5s ease-out forwards;
    opacity: 0;
}

.nav-links li:nth-child(1) { animation-delay: 0.1s; }
.nav-links li:nth-child(2) { animation-delay: 0.2s; }
.nav-links li:nth-child(3) { animation-delay: 0.3s; }
.nav-links li:nth-child(4) { animation-delay: 0.4s; }
.nav-links li:nth-child(5) { animation-delay: 0.5s; }

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

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 2rem 2rem;
    background: linear-gradient(135deg, var(--section-bg) 0%, var(--background) 100%);
    position: relative;
    overflow: hidden;
}

/* Mathematical background elements */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.10' stroke='%23000' stroke-width='0.5'%3E%3Ctext x='20' y='30' font-family='monospace' font-size='20' fill='%23000'%3E∫%3C/text%3E%3Ctext x='50' y='70' font-family='monospace' font-size='20' fill='%23000'%3E∑%3C/text%3E%3Ctext x='80' y='40' font-family='monospace' font-size='20' fill='%23000'%3E∂%3C/text%3E%3Ctext x='120' y='90' font-family='monospace' font-size='20' fill='%23000'%3Eπ%3C/text%3E%3Ctext x='150' y='50' font-family='monospace' font-size='20' fill='%23000'%3Eλ%3C/text%3E%3Ctext x='40' y='120' font-family='monospace' font-size='20' fill='%23000'%3E∞%3C/text%3E%3Ctext x='100' y='150' font-family='monospace' font-size='20' fill='%23000'%3E√%3C/text%3E%3Ctext x='170' y='130' font-family='monospace' font-size='20' fill='%23000'%3E∇%3C/text%3E%3Ctext x='60' y='180' font-family='monospace' font-size='20' fill='%23000'%3E∀%3C/text%3E%3Ctext x='130' y='170' font-family='monospace' font-size='20' fill='%23000'%3E∃%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
    z-index: 0;
    animation: floatingSymbols 120s linear infinite;
    pointer-events: none;
}

[data-theme="dark"] .hero::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.15' stroke='%23fff' stroke-width='0.8'%3E%3Ctext x='20' y='30' font-family='monospace' font-size='20' fill='%23fff'%3E∫%3C/text%3E%3Ctext x='50' y='70' font-family='monospace' font-size='20' fill='%23fff'%3E∑%3C/text%3E%3Ctext x='80' y='40' font-family='monospace' font-size='20' fill='%23fff'%3E∂%3C/text%3E%3Ctext x='120' y='90' font-family='monospace' font-size='20' fill='%23fff'%3Eπ%3C/text%3E%3Ctext x='150' y='50' font-family='monospace' font-size='20' fill='%23fff'%3Eλ%3C/text%3E%3Ctext x='40' y='120' font-family='monospace' font-size='20' fill='%23fff'%3E∞%3C/text%3E%3Ctext x='100' y='150' font-family='monospace' font-size='20' fill='%23fff'%3E√%3C/text%3E%3Ctext x='170' y='130' font-family='monospace' font-size='20' fill='%23fff'%3E∇%3C/text%3E%3Ctext x='60' y='180' font-family='monospace' font-size='20' fill='%23fff'%3E∀%3C/text%3E%3Ctext x='130' y='170' font-family='monospace' font-size='20' fill='%23fff'%3E∃%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

@keyframes floatingSymbols {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 1000px 1000px;
    }
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-text {
    flex: 1;
    animation: fadeInUp 1s ease-out;
}

.hero-text h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
    position: relative;
    display: inline-block;
    overflow: hidden;
    white-space: nowrap;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
    border-right: 3px solid var(--primary-color);
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--primary-color) }
}

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

.hero-text p {
    font-size: 1.5rem;
    color: var(--light-text);
    margin-bottom: 2rem;
    animation: fadeIn 1.5s ease-out 0.5s backwards;
    position: relative;
}

.hero-text p::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    animation: expandWidth 2s ease-out 1s forwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    opacity: 0;
    animation: fadeIn 1s ease-out 1.5s forwards;
}

@keyframes expandWidth {
    from { width: 0; }
    to { width: 100px; }
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    position: relative;
    animation: fadeIn 1.5s ease-out 0.8s backwards;
}

.hero-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: var(--math-accent);
    transform: translate(-50%, -50%);
    z-index: -1;
    animation: pulse 4s ease-in-out infinite;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 450px;
    height: 450px;
    border-radius: 50%;
    border: 2px dashed var(--primary-color);
    opacity: 0.3;
    transform: translate(-50%, -50%);
    z-index: -1;
    animation: spin 30s linear infinite;
}

.hero-image img {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
    border: 5px solid var(--background);
}

.hero-image img:hover {
    transform: scale(1.05) rotate(3deg);
}

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.5;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.3;
    }
}

@keyframes spin {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    margin-right: 1rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-100%) rotate(45deg);
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: -1;
}

.btn:hover::before {
    transform: translateX(100%) rotate(45deg);
}

.btn.primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(var(--primary-color-rgb), 0.3);
}

.btn.secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: 0 4px 15px rgba(var(--primary-color-rgb), 0.1);
}

.btn:hover {
    transform: translateY(-5px) scale(1.03);
    box-shadow: 0 8px 25px rgba(var(--primary-color-rgb), 0.4);
}

.btn:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 2px 8px rgba(var(--primary-color-rgb), 0.3);
}

/* About Section */
.about {
    padding: 6rem 0;
    background-color: var(--section-bg);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='250' height='250' viewBox='0 0 250 250'%3E%3Cg fill-opacity='0.10'%3E%3Cpath d='M20,20 L50,20 L50,50 L20,50 Z' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M80,30 L110,30 L95,60 Z' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Ccircle cx='150' cy='40' r='15' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M200,20 C220,20 220,60 200,60' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M30,100 Q50,70 70,100 T110,100' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M150,80 L150,120 L180,100 Z' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M200,80 L230,80 L230,120 L200,120 Z' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M40,150 L40,180 L70,180 L70,150 Z' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Ccircle cx='110' cy='165' r='15' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M150,150 L180,150 L180,180 L150,180 Z' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Cpath d='M210,150 L240,180 M210,180 L240,150' stroke='%23000' stroke-width='1.5' fill='none'/%3E%3Ctext x='40' y='220' font-family='monospace' font-size='18' fill='%23000'%3Ef(x)%3C/text%3E%3Ctext x='110' y='220' font-family='monospace' font-size='18' fill='%23000'%3E∫%3C/text%3E%3Ctext x='170' y='220' font-family='monospace' font-size='18' fill='%23000'%3E∑%3C/text%3E%3Ctext x='220' y='220' font-family='monospace' font-size='18' fill='%23000'%3E∂%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
    z-index: 0;
    animation: floatingMathSymbols 150s linear infinite;
}

[data-theme="dark"] .about::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='250' height='250' viewBox='0 0 250 250'%3E%3Cg fill-opacity='0.15'%3E%3Cpath d='M20,20 L50,20 L50,50 L20,50 Z' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M80,30 L110,30 L95,60 Z' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Ccircle cx='150' cy='40' r='15' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M200,20 C220,20 220,60 200,60' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M30,100 Q50,70 70,100 T110,100' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M150,80 L150,120 L180,100 Z' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M200,80 L230,80 L230,120 L200,120 Z' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M40,150 L40,180 L70,180 L70,150 Z' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Ccircle cx='110' cy='165' r='15' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M150,150 L180,150 L180,180 L150,180 Z' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Cpath d='M210,150 L240,180 M210,180 L240,150' stroke='%23fff' stroke-width='1.5' fill='none'/%3E%3Ctext x='40' y='220' font-family='monospace' font-size='18' fill='%23fff'%3Ef(x)%3C/text%3E%3Ctext x='110' y='220' font-family='monospace' font-size='18' fill='%23fff'%3E∫%3C/text%3E%3Ctext x='170' y='220' font-family='monospace' font-size='18' fill='%23fff'%3E∑%3C/text%3E%3Ctext x='220' y='220' font-family='monospace' font-size='18' fill='%23fff'%3E∂%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeInDown 1s ease-out;
}

.about h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    animation: expandWidth 2s ease-out 0.5s forwards;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translate(-50%, -20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
    position: relative;
    z-index: 1;
    /* padding: 50px; */
}

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    height: 100%;
    animation: fadeIn 1.2s ease-out;
    position: relative;
    padding: 2.5rem;
    background: var(--background);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(var(--primary-color-rgb), 0.1);
}

.about-text::before {
    content: '{';
    position: absolute;
    top: 10px;
    left: -20px;
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.2;
    font-family: monospace;
}

.about-text::after {
    content: '}';
    position: absolute;
    bottom: 10px;
    right: -20px;
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.2;
    font-family: monospace;
}

.skills {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--skills-border);
    box-shadow: 0 4px 6px var(--skills-shadow), 0 1px 3px var(--skills-shadow);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    height: fit-content;
    position: sticky;
    top: 100px;
    animation: fadeIn 1.5s ease-out 0.3s backwards;
    overflow: hidden;
}

.skills::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.10'%3E%3Ctext x='20' y='30' font-family='monospace' font-size='20' fill='%23000'%3E∫%3C/text%3E%3Ctext x='50' y='70' font-family='monospace' font-size='20' fill='%23000'%3E∑%3C/text%3E%3Ctext x='80' y='40' font-family='monospace' font-size='20' fill='%23000'%3E∂%3C/text%3E%3Ctext x='120' y='90' font-family='monospace' font-size='20' fill='%23000'%3Eπ%3C/text%3E%3Ctext x='150' y='50' font-family='monospace' font-size='20' fill='%23000'%3Eλ%3C/text%3E%3Ctext x='40' y='120' font-family='monospace' font-size='20' fill='%23000'%3E∞%3C/text%3E%3Ctext x='100' y='150' font-family='monospace' font-size='20' fill='%23000'%3E√%3C/text%3E%3Ctext x='170' y='130' font-family='monospace' font-size='20' fill='%23000'%3E∇%3C/text%3E%3Ctext x='60' y='180' font-family='monospace' font-size='20' fill='%23000'%3E∀%3C/text%3E%3Ctext x='130' y='170' font-family='monospace' font-size='20' fill='%23000'%3E∃%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 1;
    z-index: 0;
    animation: floatingMathSymbols 100s linear infinite;
}

[data-theme="dark"] .skills::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.15'%3E%3Ctext x='20' y='30' font-family='monospace' font-size='20' fill='%23fff'%3E∫%3C/text%3E%3Ctext x='50' y='70' font-family='monospace' font-size='20' fill='%23fff'%3E∑%3C/text%3E%3Ctext x='80' y='40' font-family='monospace' font-size='20' fill='%23fff'%3E∂%3C/text%3E%3Ctext x='120' y='90' font-family='monospace' font-size='20' fill='%23fff'%3Eπ%3C/text%3E%3Ctext x='150' y='50' font-family='monospace' font-size='20' fill='%23fff'%3Eλ%3C/text%3E%3Ctext x='40' y='120' font-family='monospace' font-size='20' fill='%23fff'%3E∞%3C/text%3E%3Ctext x='100' y='150' font-family='monospace' font-size='20' fill='%23fff'%3E√%3C/text%3E%3Ctext x='170' y='130' font-family='monospace' font-size='20' fill='%23fff'%3E∇%3C/text%3E%3Ctext x='60' y='180' font-family='monospace' font-size='20' fill='%23fff'%3E∀%3C/text%3E%3Ctext x='130' y='170' font-family='monospace' font-size='20' fill='%23fff'%3E∃%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 1;
}

@keyframes floatingMathSymbols {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 500px 500px;
    }
}

.skills::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 80px;
    height: 80px;
    background: var(--math-accent);
    border-radius: 50%;
    opacity: 0.4;
    z-index: 0;
}

.skills:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 30px var(--skills-shadow), 0 5px 10px var(--skills-shadow);
}

.skills h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-size: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
    position: relative;
    z-index: 1;
    display: inline-block;
}

.skills h3::before {
    content: '∑';
    position: absolute;
    top: -15px;
    right: -20px;
    font-size: 1.2rem;
    color: var(--primary-color);
    opacity: 0.4;
    font-family: monospace;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.skills-content {
    position: relative;
    z-index: 1;
}

/* Blogs Section */
.blogs {
    padding: 6rem 0;
    position: relative;
}

.blogs::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill-opacity='0.15'%3E%3Cpath d='M50 0 L100 50 L50 100 L0 50 Z'/%3E%3Ctext x='30' y='35' font-family='monospace' font-size='15' fill='%23000'%3E∫%3C/text%3E%3Ctext x='60' y='65' font-family='monospace' font-size='15' fill='%23000'%3E∑%3C/text%3E%3Ctext x='20' y='75' font-family='monospace' font-size='15' fill='%23000'%3E</%3E%3Ctext%3E%3Ctext x='70' y='25' font-family='monospace' font-size='15' fill='%23000'%3E{%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.6;
    z-index: -1;
}

[data-theme="dark"] .blogs::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill-opacity='0.25'%3E%3Cpath d='M50 0 L100 50 L50 100 L0 50 Z' stroke='%23fff' stroke-width='0.8' fill='none'/%3E%3Ctext x='30' y='35' font-family='monospace' font-size='15' fill='%23fff'%3E∫%3C/text%3E%3Ctext x='60' y='65' font-family='monospace' font-size='15' fill='%23fff'%3E∑%3C/text%3E%3Ctext x='20' y='75' font-family='monospace' font-size='15' fill='%23fff'%3E</%3E%3Ctext%3E%3Ctext x='70' y='25' font-family='monospace' font-size='15' fill='%23fff'%3E{%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.8;
}

.blogs h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.blogs h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.blogs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

/* Limit the maximum width of cards when there are few items */
.files-section .blogs-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 400px));
    justify-content: center;
}

.blog-card {
    background-color: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.5s ease;
    position: relative;
    z-index: 1;
    animation: cardAppear 0.8s cubic-bezier(0.26, 0.53, 0.74, 1.48) backwards;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.blogs .blog-card:nth-child(odd) {
    animation-delay: 0.1s;
}

.blogs .blog-card:nth-child(even) {
    animation-delay: 0.3s;
}

.blog-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(var(--primary-color-rgb), 0.2), rgba(var(--secondary-color-rgb), 0.2));
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: -1;
    border-radius: 15px;
}

.blog-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.blog-card:hover::before {
    opacity: 1;
}

@keyframes cardAppear {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.blog-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
}

.blog-card:hover img {
    transform: scale(1.08);
}

/* Style for regular blog cards with images */
.blog-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
    z-index: 3;
}

.blog-card:hover::after {
    transform: scaleX(1);
}

/* Style for file cards (without images) */
.file-card-style::after {
    content: '';
    position: absolute;
    bottom: 0 !important;
    top: auto !important;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.file-card-style:hover::after {
    transform: scaleX(1);
}

.blog-content {
    padding: 1.8rem;
    position: relative;
    z-index: 2;
}

.blog-content h3 {
    margin-top: 0;
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
    color: var(--text-color);
    font-weight: 600;
    transition: color 0.3s ease;
    position: relative;
    display: inline-block;
}

.blog-card:hover .blog-content h3 {
    color: var(--primary-color);
}

.blog-content h3::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.4s ease;
}

.blog-card:hover .blog-content h3::after {
    width: 100%;
}

.blog-content p {
    margin-bottom: 1.2rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.blog-card:hover .blog-content p {
    color: var(--text-color);
}

.view-all-card {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    position: relative;
    overflow: hidden;
}

.view-all-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255, 255, 255, 0.05) 10px, rgba(255, 255, 255, 0.05) 20px);
    animation: patternMove 20s linear infinite;
    z-index: 0;
}

@keyframes patternMove {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.view-all-content {
    color: white;
    text-align: center;
    position: relative;
    z-index: 1;
}

.view-all-content h3,
.view-all-content p {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.view-all-content h3 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
}

.view-all-content .file-icon i {
    color: white;
    font-size: 3rem;
    margin-bottom: 1.2rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

.view-all-content .btn.secondary {
    background-color: white;
    color: var(--primary-color);
    border: none;
    font-weight: 600;
    padding: 0.9rem 2.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transform-origin: center;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.view-all-content .btn.secondary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* Blog Section Updates */
.blog-date {
    color: var(--light-text);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.error-message {
    text-align: center;
    color: #ef4444;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 10px;
    border: 1px solid #ef4444;
}

/* Blogs Page Specific Styles */
.blogs-header {
    padding: 10rem 0 5rem;
    background: linear-gradient(135deg, var(--section-bg) 0%, var(--background) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.blogs-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.02'%3E%3Cpath d='M100 0 L200 100 L100 200 L0 100 Z'/%3E%3Ctext x='60' y='70' font-family='monospace' font-size='20' fill='%23000'%3E∫%3C/text%3E%3Ctext x='120' y='130' font-family='monospace' font-size='20' fill='%23000'%3E∑%3C/text%3E%3Ctext x='40' y='150' font-family='monospace' font-size='20' fill='%23000'%3E</%3E%3Ctext%3E%3Ctext x='140' y='50' font-family='monospace' font-size='20' fill='%23000'%3E{%3C/text%3E%3Ctext x='90' y='100' font-family='monospace' font-size='20' fill='%23000'%3Eλ%3C/text%3E%3Ctext x='30' y='30' font-family='monospace' font-size='15' fill='%23000'%3E∞%3C/text%3E%3Ctext x='170' y='170' font-family='monospace' font-size='15' fill='%23000'%3E∂%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
    z-index: 0;
}

[data-theme="dark"] .blogs-header::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.15'%3E%3Cpath d='M100 0 L200 100 L100 200 L0 100 Z' stroke='%23fff' stroke-width='0.8' fill='none'/%3E%3Ctext x='60' y='70' font-family='monospace' font-size='20' fill='%23fff'%3E∫%3C/text%3E%3Ctext x='120' y='130' font-family='monospace' font-size='20' fill='%23fff'%3E∑%3C/text%3E%3Ctext x='40' y='150' font-family='monospace' font-size='20' fill='%23fff'%3E</%3E%3Ctext%3E%3Ctext x='140' y='50' font-family='monospace' font-size='20' fill='%23fff'%3E{%3C/text%3E%3Ctext x='90' y='100' font-family='monospace' font-size='20' fill='%23fff'%3Eλ%3C/text%3E%3Ctext x='30' y='30' font-family='monospace' font-size='15' fill='%23fff'%3E∞%3C/text%3E%3Ctext x='170' y='170' font-family='monospace' font-size='15' fill='%23fff'%3E∂%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
}

.blogs-header .container {
    position: relative;
    z-index: 1;
}

.blogs-header h1 {
    font-size: 3.5rem;
    margin-bottom: 1.2rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    animation: fadeInDown 1s ease-out;
}

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

.blogs-header p {
    font-size: 1.4rem;
    color: var(--light-text);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeIn 1.2s ease-out;
}

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

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
    padding: 0.8rem 1.5rem;
    background: rgba(var(--card-bg-rgb), 0.5);
    backdrop-filter: blur(5px);
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    display: inline-flex;
    animation: fadeInUp 1.4s ease-out;
}

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

/* Math and Code Symbols */
.math-symbols, .code-symbols {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    animation: fadeIn 1.5s ease-out;
}

.math-symbols .symbol, .code-symbols .symbol {
    font-size: 1.8rem;
    color: var(--primary-color);
    opacity: 0.7;
    transition: all 0.3s ease;
    display: inline-block;
    transform: rotate(-5deg);
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.math-symbols .symbol {
    font-family: 'Times New Roman', serif;
    font-weight: normal;
}

.code-symbols .symbol {
    font-family: monospace;
    font-weight: bold;
}

.math-symbols .symbol:hover, .code-symbols .symbol:hover {
    transform: scale(1.3) rotate(5deg);
    opacity: 1;
    color: var(--secondary-color);
    cursor: default;
}

.math-symbols .symbol:nth-child(odd), .code-symbols .symbol:nth-child(even) {
    animation: float 3s ease-in-out infinite;
}

.math-symbols .symbol:nth-child(even), .code-symbols .symbol:nth-child(odd) {
    animation: float 4s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(-5deg);
    }
    50% {
        transform: translateY(-10px) rotate(5deg);
    }
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    position: relative;
}

.breadcrumb a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.breadcrumb a:hover {
    text-decoration: none;
}

.breadcrumb a:hover::after {
    width: 100%;
}

.breadcrumb-separator {
    margin: 0 0.8rem;
    color: var(--light-text);
}

.current-segment {
    color: var(--light-text);
    font-weight: 500;
}

.blogs-content {
    padding: 4rem 0 6rem;
}

.folders-section, .files-section {
    margin-bottom: 4rem;
    position: relative;
}

.folders-section::before, .files-section::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    opacity: 0.5;
}

.folders-section h2, .files-section h2 {
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    color: var(--text-color);
    position: relative;
    display: inline-block;
    padding-left: 2.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(var(--primary-color-rgb), 0.3);
}

.folders-section h2::before, .files-section h2::before {
    content: attr(data-icon);
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.folders-section h2::after, .files-section h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 50%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    transition: width 0.4s ease;
}

.folders-section:hover h2::after, .files-section:hover h2::after {
    width: 100%;
}

.folders-section:hover h2::before, .files-section:hover h2::before {
    transform: translateY(-50%) scale(1.2);
    opacity: 1;
}

.folders-section h2 {
    --icon: '📁';
}

.files-section h2 {
    --icon: '📄';
}

.folders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.folder-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem 1.5rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    border: 1px solid rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.folder-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill-opacity='0.02'%3E%3Ctext x='30' y='30' font-family='monospace' font-size='10' fill='%23000'%3E∫%3C/text%3E%3Ctext x='60' y='60' font-family='monospace' font-size='10' fill='%23000'%3E∑%3C/text%3E%3Ctext x='20' y='70' font-family='monospace' font-size='10' fill='%23000'%3E</%3E%3Ctext%3E%3Ctext x='70' y='20' font-family='monospace' font-size='10' fill='%23000'%3E{%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

[data-theme="dark"] .folder-card::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill-opacity='0.15'%3E%3Ctext x='30' y='30' font-family='monospace' font-size='10' fill='%23fff'%3E∫%3C/text%3E%3Ctext x='60' y='60' font-family='monospace' font-size='10' fill='%23fff'%3E∑%3C/text%3E%3Ctext x='20' y='70' font-family='monospace' font-size='10' fill='%23fff'%3E</%3E%3Ctext%3E%3Ctext x='70' y='20' font-family='monospace' font-size='10' fill='%23fff'%3E{%3C/text%3E%3C/g%3E%3C/svg%3E");
}

.folder-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.folder-card:hover::before {
    opacity: 1;
}

.folder-icon {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1.2rem;
    position: relative;
    z-index: 1;
    transition: all 0.4s ease;
}

.folder-card:hover .folder-icon {
    transform: scale(1.1) rotate(5deg);
    color: var(--secondary-color);
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.folder-content {
    position: relative;
    z-index: 1;
    width: 100%;
}

.folder-content h3 {
    margin-bottom: 1.2rem;
    font-weight: 600;
    color: var(--text-color);
    transition: var(--transition);
    position: relative;
    display: inline-block;
}

.folder-card:hover .folder-content h3 {
    color: var(--primary-color);
}

.folder-content .btn.secondary {
    margin-top: 0.5rem;
    padding: 0.8rem 1.8rem;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.folder-content .btn.secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.folder-content .btn.secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.folder-content .btn.secondary:hover::before {
    left: 100%;
}

.file-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(var(--primary-color-rgb), 0.1);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.file-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(var(--secondary-color-rgb), 0.3), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.file-card:hover .file-icon {
    color: var(--secondary-color);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 5px 15px rgba(var(--primary-color-rgb), 0.2);
}

.file-card:hover .file-icon::before {
    opacity: 1;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
    100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
}

.file-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.file-content h3 {
    margin: 0 0 0.3rem 0;
    font-size: 1.1rem;
    color: var(--text-color);
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    display: inline-block;
}

.file-card:hover .file-content h3 {
    color: var(--primary-color);
    transform: translateX(5px);
}

.file-content p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    opacity: 0.8;
}

.file-card:hover .file-content p {
    opacity: 1;
    color: var(--text-color);
}

.blog-card:hover .file-icon {
    transform: scale(1.1) rotate(5deg);
    color: var(--secondary-color);
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.file-icon::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 50px;
    background: rgba(var(--primary-color-rgb), 0.1);
    border-radius: 50%;
    z-index: -1;
    transform: scale(0);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.blog-card:hover .file-icon::after {
    transform: scale(1.5);
}

.empty-state {
    text-align: center;
    padding: 5rem 2rem;
    background: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.empty-state::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill-opacity='0.10'%3E%3Ctext x='30' y='30' font-family='monospace' font-size='15' fill='%23000'%3E∅%3C/text%3E%3Ctext x='60' y='60' font-family='monospace' font-size='15' fill='%23000'%3E∅%3C/text%3E%3Ctext x='20' y='70' font-family='monospace' font-size='15' fill='%23000'%3E∅%3C/text%3E%3Ctext x='70' y='20' font-family='monospace' font-size='15' fill='%23000'%3E∅%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
    animation: floatingMathSymbols 100s linear infinite;
}

[data-theme="dark"] .empty-state::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill-opacity='0.15'%3E%3Ctext x='30' y='30' font-family='monospace' font-size='15' fill='%23fff'%3E∅%3C/text%3E%3Ctext x='60' y='60' font-family='monospace' font-size='15' fill='%23fff'%3E∅%3C/text%3E%3Ctext x='20' y='70' font-family='monospace' font-size='15' fill='%23fff'%3E∅%3C/text%3E%3Ctext x='70' y='20' font-family='monospace' font-size='15' fill='%23fff'%3E∅%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
}

.empty-state i {
    font-size: 5rem;
    color: var(--light-text);
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

.empty-state p {
    font-size: 1.3rem;
    color: var(--light-text);
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.loading-spinner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(var(--primary-color-rgb), 0.1), transparent 70%);
    animation: pulse 2s infinite;
    z-index: 0;
}

.loading-spinner i {
    font-size: 2.5rem;
    color: var(--primary-color);
    animation: spin 1.2s infinite cubic-bezier(0.5, 0.1, 0.5, 0.9);
    position: relative;
    z-index: 1;
    text-shadow: 0 0 10px rgba(var(--primary-color-rgb), 0.3);
}

.loading-spinner p {
    margin-top: 1.2rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 500;
    position: relative;
    z-index: 1;
    animation: fadeInOut 1.5s infinite alternate;
}

@keyframes fadeInOut {
    from {
        opacity: 0.6;
    }
    to {
        opacity: 1;
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg) scale(1);
    }
    50% {
        transform: rotate(180deg) scale(1.2);
    }
    100% {
        transform: rotate(360deg) scale(1);
    }
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background-color: var(--section-bg);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.10' stroke='%23000' stroke-width='0.5'%3E%3Ctext x='30' y='30' font-family='monospace' font-size='20' fill='%23000'%3E@%3C/text%3E%3Ctext x='70' y='70' font-family='monospace' font-size='20' fill='%23000'%3E#%3C/text%3E%3Ctext x='120' y='40' font-family='monospace' font-size='20' fill='%23000'%3E&%3C/text%3E%3Ctext x='160' y='90' font-family='monospace' font-size='20' fill='%23000'%3E*%3C/text%3E%3Ctext x='40' y='120' font-family='monospace' font-size='20' fill='%23000'%3E$%3C/text%3E%3Ctext x='90' y='150' font-family='monospace' font-size='20' fill='%23000'%3E!%3C/text%3E%3Ctext x='150' y='130' font-family='monospace' font-size='20' fill='%23000'%3E?%3C/text%3E%3Ctext x='30' y='180' font-family='monospace' font-size='20' fill='%23000'%3E+%3C/text%3E%3Ctext x='170' y='170' font-family='monospace' font-size='20' fill='%23000'%3E=%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
    animation: floatingMathSymbols 100s linear infinite;
    z-index: 0;
    pointer-events: none;
}

[data-theme="dark"] .contact::before {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill-opacity='0.15' stroke='%23fff' stroke-width='0.8'%3E%3Ctext x='30' y='30' font-family='monospace' font-size='20' fill='%23fff'%3E@%3C/text%3E%3Ctext x='70' y='70' font-family='monospace' font-size='20' fill='%23fff'%3E#%3C/text%3E%3Ctext x='120' y='40' font-family='monospace' font-size='20' fill='%23fff'%3E&%3C/text%3E%3Ctext x='160' y='90' font-family='monospace' font-size='20' fill='%23fff'%3E*%3C/text%3E%3Ctext x='40' y='120' font-family='monospace' font-size='20' fill='%23fff'%3E$%3C/text%3E%3Ctext x='90' y='150' font-family='monospace' font-size='20' fill='%23fff'%3E!%3C/text%3E%3Ctext x='150' y='130' font-family='monospace' font-size='20' fill='%23fff'%3E?%3C/text%3E%3Ctext x='30' y='180' font-family='monospace' font-size='20' fill='%23fff'%3E+%3C/text%3E%3Ctext x='170' y='170' font-family='monospace' font-size='20' fill='%23fff'%3E=%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeInDown 1s ease-out;
}

.contact h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.contact-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 4rem;
    position: relative;
    z-index: 1;
}

.contact-info {
    flex: 1;
    animation: fadeIn 1.2s ease-out;
    padding: 2rem;
    background: var(--background);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(var(--primary-color-rgb), 0.1);
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 60px;
    height: 60px;
    background: var(--math-accent);
    border-radius: 50%;
    z-index: 0;
}

.contact-info::after {
    content: '';
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 100px;
    height: 100px;
    background: var(--math-accent);
    border-radius: 50%;
    z-index: 0;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    animation: fadeIn 1.5s ease-out 0.3s backwards;
}

.social-links a {
    color: var(--text-color);
    font-size: 1.5rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: var(--background);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: -1;
}

.social-links a:hover {
    color: white;
    transform: translateY(-5px) scale(1.1);
}

.social-links a:hover::before {
    opacity: 1;
    transform: scale(1);
}

/* Footer */
.footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: 2rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='150' height='150' viewBox='0 0 150 150'%3E%3Cg fill-opacity='0.15'%3E%3Ctext x='20' y='20' font-family='monospace' font-size='15' fill='%23fff'%3E∫%3C/text%3E%3Ctext x='50' y='50' font-family='monospace' font-size='15' fill='%23fff'%3E∑%3C/text%3E%3Ctext x='80' y='30' font-family='monospace' font-size='15' fill='%23fff'%3E∂%3C/text%3E%3Ctext x='110' y='60' font-family='monospace' font-size='15' fill='%23fff'%3Eπ%3C/text%3E%3Ctext x='30' y='80' font-family='monospace' font-size='15' fill='%23fff'%3Eλ%3C/text%3E%3Ctext x='70' y='100' font-family='monospace' font-size='15' fill='%23fff'%3E∞%3C/text%3E%3Ctext x='100' y='80' font-family='monospace' font-size='15' fill='%23fff'%3E√%3C/text%3E%3Ctext x='120' y='120' font-family='monospace' font-size='15' fill='%23fff'%3E∇%3C/text%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.4;
    animation: floatingMathSymbols 100s linear infinite;
    z-index: 0;
}

.footer .container {
    position: relative;
    z-index: 1;
    animation: fadeIn 1s ease-out;
}

.footer p {
    position: relative;
    display: inline-block;
}

.footer p::before,
.footer p::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30px;
    height: 1px;
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%);
}

.footer p::before {
    left: -40px;
}

.footer p::after {
    right: -40px;
}

.footer p:hover {
    animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
        gap: 2rem;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-image img {
        width: 300px;
        height: 300px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .skills {
        position: static;
        top: 0;
    }

    .contact-content {
        flex-direction: column;
        text-align: center;
    }

    .nav-links {
        display: none;
    }
    
    .blogs-grid {
        grid-template-columns: 1fr;
    }
    
    .view-all-card {
        display: none;
    }
}

.file-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 1.2rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(var(--primary-color-rgb), 0.05);
    animation: fileCardAppear 0.6s cubic-bezier(0.26, 0.53, 0.74, 1.48) backwards;
}

.files-section .file-card:nth-child(odd) {
    animation-delay: 0.15s;
}

.files-section .file-card:nth-child(even) {
    animation-delay: 0.3s;
}

.file-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.4s ease;
}

.file-card:hover {
    transform: translateY(-5px) translateX(5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    background-color: var(--card-hover);
    border-color: rgba(var(--primary-color-rgb), 0.2);
}

.file-card:hover::before {
    transform: scaleY(1);
}

@keyframes fileCardAppear {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* Theme Switch Button */
.theme-switch {
    margin-left: 1rem;
    position: relative;
}

#theme-toggle {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-color);
    font-size: 1.2rem;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
}

#theme-toggle::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--math-accent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.4s ease-out;
    z-index: -1;
}

#theme-toggle:hover {
    color: var(--primary-color);
    transform: rotate(180deg);
}

#theme-toggle:hover::before {
    width: 2.5rem;
    height: 2.5rem;
}

#theme-toggle:active {
    transform: rotate(180deg) scale(0.9);
}