/* Base Styles & Variables */
:root {
    --primary-color: #7e22ce;
    --primary-light: #a855f7;
    --primary-dark: #6b21a8;
    --dark-bg: #0f172a;
    --darker-bg: #020617;
    --light-text: #f8fafc;
    --dark-text: #1e293b;
    --gray-text: #94a3b8;
    --gray-bg: #1e293b;
    --card-bg: #1e293b;
    --transition: all 0.3s ease;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --border-radius: 8px;
}

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

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.7;
    color: var(--light-text);
    background-color: var(--dark-bg);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

ul {
    list-style: none;
}

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

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: rgba(126, 34, 206, 0.1);
    transform: translateY(-2px);
}

.section {
    padding: 6rem 0;
    position: relative;
}

.section.bg-dark {
    background-color: var(--darker-bg);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.highlight {
    color: var(--primary-light);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    background-color: rgba(2, 6, 23, 0.95);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-light);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: var(--primary-light);
    bottom: 0;
    left: 0;
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--light-text);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(126, 34, 206, 0.15) 0%, rgba(126, 34, 206, 0) 70%);
    top: -400px;
    right: -400px;
    z-index: -1;
}

.hero-content {
    max-width: 600px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero h2 {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--gray-text);
    margin-bottom: 1.5rem;
}

.tagline {
    font-size: 1.25rem;
    color: var(--gray-text);
    margin-bottom: 2rem;
    max-width: 500px;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin: 2rem 0;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--gray-bg);
    color: var(--light-text);
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.hero-image {
    position: absolute;
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
}

.avatar {
    width: 350px;
    height: 350px;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    background: linear-gradient(45deg, var(--primary-dark), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 8rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
    50% {
        border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%;
    }
    100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.about-image img:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--light-text);
}

.about-text p {
    color: var(--gray-text);
    margin-bottom: 1.5rem;
}

.about-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-title {
    font-weight: 600;
    color: var(--primary-light);
}

.detail-value {
    color: var(--gray-text);
}

/* Projects Section */
#projects {
    background-color: var(--dark-bg);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.project-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 2;
}

.filter-btn {
    padding: 0.6rem 1.8rem;
    background-color: rgba(126, 34, 206, 0.1);
    color: var(--light-text);
    border: 1px solid var(--primary-color);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), #9c27b0);
    transition: width 0.4s ease;
    z-index: -1;
    border-radius: 30px;
}

.filter-btn:hover::before,
.filter-btn.active::before {
    width: 100%;
}

.filter-btn:hover,
.filter-btn.active {
    background-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(126, 34, 206, 0.2);
    border-color: transparent;
}

.filter-btn:active {
    transform: translateY(0);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.project-card {
  background-color: #1e293b;
;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.project-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.project-image {
  height: 180px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .project-image img {
  transform: scale(1.04);
}

.project-info {
  padding: 1rem 1.25rem;
}

.project-category {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  background-color: rgba(126, 34, 206, 0.15);
  color: #a58eff;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 0.8rem;
}

.project-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #a855f7;
}

.project-description {
  color: #b0b0b0;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.project-tag {
  background-color: #2a2a3d;
  color: #a0a0a0;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.7rem;
}

.project-links {
  display: flex;
  gap: 1rem;
}

.project-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: #ccc;
  transition: color 0.25s ease;
  text-decoration: none;
}

.project-link:hover {
  color: #7e22ce; /* primary color */
}

/* Skills Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.skill-category {
    background-color: var(--card-bg);
    padding: 1.8rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(126, 34, 206, 0.1);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(126, 34, 206, 0.2);
    border-color: rgba(126, 34, 206, 0.3);
}

.skill-category h3 {
    color: var(--primary-light);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    position: relative;
    padding-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.skill-category h3 i {
    color: var(--primary-color);
    font-size: 1.2em;
    width: 1.5em;
    text-align: center;
}

.skill-category h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 2.25rem; /* Align with icon + gap */
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
}

.skills-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.skills-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--light-text);
    font-size: 0.95rem;
}

.skills-list li::before {
    content: '➢';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 0.8em;
    line-height: 1.5;
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.2rem 0.75rem;
    background-color: var(--darker-bg);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-item:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(126, 34, 206, 0.2);
    border-color: var(--primary-color);
}

.skill-item i {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    color: var(--primary-light);
    margin-bottom: 0.5rem;
}

.skill-item span {
    font-size: 0.9rem;
    color: var(--gray-text);
}

/* Experience & Education */
.timeline-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    position: relative;
}

.timeline-container::before {
    content: '';
    position: absolute;
    width: 2px;
    background-color: var(--primary-color);
    top: 0;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.3;
}

.timeline {
    position: relative;
}

.timeline h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--light-text);
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.timeline h3 i {
    color: var(--primary-color);
    font-size: 1.2em;
    width: 1.5em;
    text-align: center;
}

.timeline h3::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
    bottom: -8px;
    left: 2.25rem;
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
    padding-left: 2rem;
}

.timeline-dot {
    position: absolute;
    left: -6px;
    top: 5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 2px solid var(--dark-bg);
    z-index: 1;
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.5);
    background-color: var(--primary-light);
}

.timeline-content {
    background-color: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid rgba(126, 34, 206, 0.1);
}

.timeline-content:hover {
    transform: translateX(5px);
}

.timeline-date {
    display: inline-block;
    background-color: rgba(126, 34, 206, 0.1);
    color: var(--primary-light);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.timeline-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--light-text);
}

.timeline-content h5 {
    font-size: 0.9rem;
    color: var(--primary-light);
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.timeline-content p {
    color: var(--gray-text);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Right side timeline items */
.timeline:nth-child(3) .timeline-item {
    padding-left: 0;
    padding-right: 2rem;
    text-align: right;
}

.timeline:nth-child(3) .timeline-dot {
    left: auto;
    right: -8px;
}

.timeline:nth-child(3) .timeline-content::before {
    left: auto;
    right: -7.5px;
}

.timeline:nth-child(3) .timeline-item:hover .timeline-content {
    transform: translateX(-5px);
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--light-text);
    position: relative;
    display: inline-block;
}

.contact-info h3::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
    bottom: -8px;
    left: 0;
    border-radius: 2px;
}

.contact-info p {
    color: var(--gray-text);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 2.5rem 0;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    width: 45px;
    height: 45px;
    background-color: rgba(126, 34, 206, 0.1);
    color: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition);
}

.contact-item:hover i {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.contact-item div h4 {
    font-size: 1.1rem;
    color: var(--light-text);
    margin-bottom: 0.25rem;
}

.contact-item div span {
    color: var(--gray-text);
    font-size: 0.95rem;
}

.contact-form {
    background-color: var(--card-bg);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.9rem 1.25rem;
    background-color: var(--darker-bg);
    border: 1px solid var(--gray-bg);
    border-radius: var(--border-radius);
    color: var(--light-text);
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(126, 34, 206, 0.2);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
}

.contact-form .btn:hover {
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background-color: var(--darker-bg);
    padding: 3rem 0;
    text-align: center;
    border-top: 1px solid var(--gray-bg);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: 0.5rem;
}

.footer-text {
    color: var(--gray-text);
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.footer-link {
    color: var(--gray-text);
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--primary-light);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 45px;
    height: 45px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-light);
    transform: translateY(-3px);
}

/* Responsive Design */
@media screen and (max-width: 1200px) {
    .container {
        max-width: 100%;
        padding: 0 2.5rem;
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .avatar {
        width: 300px;
        height: 300px;
    }
}

@media screen and (max-width: 992px) {
    .hero {
        padding-top: 100px;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
        margin-bottom: 3rem;
    }
    
    .hero-image {
        position: relative;
        right: auto;
        top: auto;
        transform: none;
        margin: 0 auto;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-image {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .timeline-container {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .timeline-container::before {
        left: 20px;
    }
    
    .timeline:nth-child(3) .timeline-item,
    .timeline-item {
        padding-left: 2.5rem;
        padding-right: 0;
        text-align: left;
    }
    
    .timeline:nth-child(3) .timeline-dot,
    .timeline-dot {
        left: 13px;
        right: auto;
    }
    
    .timeline:nth-child(3) .timeline-content::before,
    .timeline-content::before {
        left: -7.5px;
        right: auto;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media screen and (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .section {
        padding: 4rem 0;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 2.5rem;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background-color: var(--darker-bg);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        z-index: 1000;
        padding: 2rem;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.25rem;
    }
    
    .tagline {
        font-size: 1.1rem;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}

@media screen and (max-width: 576px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .avatar {
        width: 250px;
        height: 250px;
    }
    
    .about-details {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonial-content {
        padding: 2rem 1.5rem;
    }
    
    .testimonial-author {
        flex-direction: column;
        text-align: center;
    }
    
    .author-info {
        text-align: center;
        margin-top: 1rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
    
    .back-to-top {
        width: 40px;
        height: 40px;
        font-size: 1rem;
        bottom: 1.5rem;
        right: 1.5rem;
    }
}

/* Animation for elements */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }