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

h2 {
    padding-left: 20px;
}

.full-width-footer {
    width: 100%;
    background: #333;
    color: #fff;
    text-align: center;
    padding: 15px 20px;
    margin-top: 60px;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', "Helvetica Neue", sans-serif;
    line-height: 1.6;
    color: #333;
    font-size: 16px;
    background: #f7f7f7;
    transition: background 0.3s, color 0.3s;
    padding-top: 60px;
}

body.dark-mode {
    background: #121c26;
    color: #eaeaea;
}

body.dark-mode nav {
    background: #333;
}

body.dark-mode a {
    color: #3da9fc
}

body.dark-mode #dark-mode-toggle {
    color: #eaeaea;
}

body.dark-mode #menu-toggle {
    color: #eaeaea
}

body.dark-mode #menu-toggle:hover {
    color: #ffffff
}

body.dark-mode nav ul {
    background: #333;
    color: #eaeaea;
}

body.dark-mode nav ul li a {
    color: #eaeaea
}

/* body.dark-mode nav ul li a:hover {
    color: #3da9fc;
} */

header {
    text-align: center;
    padding: 20px;
}

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

nav {
    display: flex;
    justify-content: space-between; /* Ensures left and right elements stay apart */
    align-items: center;
    padding: 15px 20px;
    background: #EAEAEA;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

nav ul {
    flex-direction: column;
    position: absolute;
    top: 50px;
    left: 0;
    width: 100%;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 0 auto; /* Centers the list on desktop */
    display: flex;
    gap: 20px;
}

nav ul li {
    display: inline-block;
}

nav ul.show {
    display: flex;
}

nav a {
    text-decoration: none;
    color: #333;
    /* margin: 0 10px; */
    font-weight: bold;
    font-size: 1rem;
    padding: 10px;
    transition: color 0.3s;
}

nav a:hover {
    color: #686868
}

/* Light mode */
nav a.active {
    color: #3da9fc;
    text-decoration: none;
}
  
  /* Dark mode */
body.dark-mode nav a.active {
    color: #ff6f61; 
    font-weight: bold;
    text-decoration: none;
}
  
body.dark-mode nav a:hover{
    color: #a3a3a3
}

.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

/* .nav-left {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
} */

button {
    /* padding: 12px 16px; */
    font-size: 1rem;
}

.grid-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px;
}

.project-card {
    background-color: #ccc; /* fallback if image doesn't load */
    background-size: cover;
    background-position: center;
    height: 500px;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
    display: block;
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.overlay {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 20px;
    text-align: center;
    transition: top 0.3s ease-in-out;
}

.project-card:hover .overlay {
    top: 0;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}



@media (min-width: 600px) {
    .grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 900px) {
    .grid-container {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    body {
        font-size: 14px;
    }
}

@media (min-width: 768px) {
    #menu-toggle {
        display: none;
    }
    nav ul {
        display: flex;
        position: static;
        flex-direction: row;
        box-shadow: none;
    }
}

@media (max-width: 768px) {
    #menu-toggle {
        display: block; /* Now appears on mobile */
        order: -1; /* Ensures it's on the left */
        margin-right: auto; /* Pushes it to the left */
    }

    body {
        padding-top: 70px;
    }

    nav {
        padding: 10px 15px;
    }
    
    nav ul {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 50px;
        left: 0;
        width: 100%;
        background: white;
        padding: 10px 0;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
        text-align: center;
    }

    nav ul.show {
        display: flex;
    }

    nav ul li {
        padding: 10px 0;
    }

    #dark-mode-toggle {
        order: 1; /* Ensures it's always last */
    }

    .project-card{
        height: 280px;
    }
}

#menu-toggle {
    font-size: 1.8rem;
    background: none;
    border: none;
    cursor: pointer;
    /* display: none; Hidden on desktop */
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #333;
    transition: color 0.3s;
}

#dark-mode-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s;
    margin-left: auto; /* Pushes to the right */
}

footer {
    width: 100%;
    margin-top: 60px;
    text-align: center;
    padding: 10px;
    background: #333;
    color: #fff;
}

.full-width-footer {
    background: #333;
    color: #fff;
    margin-top: 60px;
}
  
.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 10px 20px;
    text-align: center;
}

/* Case Study Page Styles */
.case-study {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    line-height: 1.8;
}
  
.case-study h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-align: center;
}
  
.case-study h2 {
    font-size: 1.5rem;
    margin-top: 40px;
    margin-bottom: 10px;
    color: #4a4a4a;
}
  
.case-study ul {
    margin-left: 20px;
    padding-left: 20px;
}
  
.case-study a {
    color: #3da9fc;
    text-decoration: underline;
}
  
.case-study a:hover {
    color: #2a7bc4;
}
  
.case-study p {
    margin-bottom: 20px;
}
  
.case-study .hero {
    background: #f0f0f0;
    padding: 30px 20px;
    border-radius: 8px;
    text-align: center;
    margin-bottom: 40px;
}
  
  /* Dark Mode Overrides */
body.dark-mode .case-study .hero {
    background: #1e1e1e;
}
  
body.dark-mode .case-study h2 {
    color: #d6d6d6;
}

.card-image {
    width: 100%;
    height: auto;
    display: block;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
}

/* Toggle container */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}
  
  /* Hide the default checkbox */
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
  
  /* The slider track */
.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #ccc;
    transition: 0.4s;
    border-radius: 34px;
}
  
  /* The slider knob */
.slider::before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.4s;
    border-radius: 50%;
}
  
  /* When the toggle is checked */
input:checked + .slider {
    background-color: #2196F3;
}
  
input:checked + .slider::before {
    transform: translateX(24px);
}

a.button {
    background-color: #7CC5B2;
    color: #0f0f0f;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: bold;
    text-decoration: none;
    transition: background-color 0.3s ease;
    text-decoration: none;
    line-height: 1.2;
    height: auto;
    display: inline-block;
    min-height: 40px;
}
  
a.button:hover {
    background-color: #4BAF93;
    color: #0f0f0f;
}

body.dark-mode a.button {
    background-color: #ff6f61;
    color: #0F0F0F;
}

body.dark-mode a.button:hover {
    background-color: #DB8780;
    color: #0f0f0f;
}

.case-study-hero {
    max-width: 280px;
    margin: 0 auto;
}

.mockup-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
    justify-items: center;
}
  
.mockup-grid img {
    width: 100%;
    max-width: 250px;
    border-radius: 12px;
}
  
.mockup-grid figure {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 240px;
    text-align: center;
}
  
.mockup-grid figcaption {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #666;
}

.mockup-grid-2 {
    display: flex;
    align-items: center;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 1.5rem;
    margin: 2rem auto;
    justify-items: center;
    text-align: center;
    /* border: 1px solid red */
}
  
.mockup-grid-2 img {
    /* width: auto; */
    height: auto;
    display: block;
    max-width: 380px;
    margin: 0 auto;
    /* border: 1px solid lime; */
    /* transform: translateX(-110px); */
}
  
.mockup-grid-2 figure {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    max-width: 580px;
    text-align: center;
    transform: translateX(-50px);
}

  
.mockup-grid-2 figcaption {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #666;
}

.mockup-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
    justify-items: center;
}
  
.mockup-grid-3 img {
    width: 100%;
    max-width: 410px;
    border-radius: 12px;
}
  
.mockup-grid-3 figure {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 400px;
    text-align: center;
}

.mockup-grid-3 figcaption {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #666;
}

.mockup-grid-4 {
    display: flex;
    align-items: center;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 1.5rem;
    margin: 2rem auto;
    justify-items: center;
    text-align: center;
    /* border: 1px solid red */
}
  
.mockup-grid-4 img {
    /* width: auto; */
    height: auto;
    display: block;
    max-width: 380px;
    margin: 0 auto;
    /* border: 1px solid lime; */
    /* transform: translateX(-110px); */
}
  
.mockup-grid-4 figure {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    max-width: 580px;
    text-align: center;
    transform: translateX(-50px);
}

  
.mockup-grid-4 figcaption {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #666;
}

.fidelity figcaption {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #666;
}

 .prototype-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem; 
    margin-top: 1.5rem;
    justify-content: center;
}
  
.prototype-buttons .button {
    text-align: center;
    min-width: 140px;
    max-width: 220px;
    padding: 0.75em 1.25em;
    font-size: 1rem;
    line-height: 1.4;
    min-height: 44px;
    height: auto;
    box-sizing: border-box;
    margin-bottom: 1rem;
} 

@media (max-width: 500px) {
    .prototype-buttons {
        flex-direction: column;
        align-items: center;
    }

    .prototype-buttons .button {
        width: 90%;
        max-width: 300px;
        margin: 0 auto;
        font-size: 1rem;
        padding: 0.5em 1em;
        line-height: 1.2;
        height: auto;
        min-height: 40px;
    }
} 

.information {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    line-height: 1.8;
}

.information h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    text-align: center;
}

.information p {
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

/* .contact-links {
    text-align: center;
    margin-top: 30px;
}
  
.contact-links p {
    margin: 0.5rem 0;
    font-size: 1.1rem;
}
  
.contact-links i {
    margin-right: 8px;
    color: #7CC5B2;
}
  
body.dark-mode .contact-links i {
    color: #FF6F61;
}
  
.contact-links a {
    color: inherit;
    text-decoration: none;
    font-weight: bold;
}
  
.contact-links a:hover {
    text-decoration: underline;
} */

.contact-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}
  
.contact-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: background-color 0.3s ease, transform 0.2s ease;
}
  
.contact-button i {
    font-size: 1.2rem;
}
  
  /* Light mode */
.contact-button {
    background-color: #7CC5B2;
    color: #0f0f0f;
}
  
.contact-button:hover {
    background-color: #4BAF93;
    color: #0f0f0f;
}
  
  /* Hover effects */
/* .contact-button:hover {
    transform: translateY(-2px);
    opacity: 0.9;
} */
  
  /* Dark mode overrides */
body.dark-mode .contact-button {
    background-color: #FF6F61;
    color: #0f0f0f;
}
  
body.dark-mode .contact-button:hover {
    background-color: #DB8780;
    color: #0f0f0f;
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: #EAEAEA;
    border-radius: 10px;
    padding: 0.5rem 0;
    list-style: none;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 1001;
}

.dropdown-menu li {
    display: block;
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1rem;
    color: #333;
    white-space: nowrap;
}

.dropdown-menu a:hover {
    color: #4BAF93;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    display: block;
}

body.dark-mode .dropdown-menu {
    background: #333;
}

body.dark-mode .dropdown-menu a {
    color: #eaeaea;
}

body.dark-mode .dropdown-menu a:hover {
    color: #ff6f61;
}

.dataset-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.summary-card {
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 14px;
    padding: 20px;
}

.summary-card h3 {
    margin-bottom: 8px;
    color: #6cb7ff;   /* your blue accent */
    font-size: 1rem;
}

.summary-card p {
    margin: 0;
    font-size: 1.1rem;
}

.quality-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
}

.quality-table th,
.quality-table td {
    border: 1px solid #ddd;
    padding: 12px 16px;
    text-align: left;
}

.quality-table th {
    background-color: #1f2937;
    color: white;
    font-weight: 600;
}

/* .quality-table tbody tr:nth-child(even) {
    background-color: #f8f9fa;
} */

.quality-table tbody tr:hover {
    background-color: #6488cb;
}

.quality-table td:nth-child(2) {
    text-align: center;
    font-weight: 600;
}

.code-block {
    background-color: #1e1e1e;
    color: #d4d4d4;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    font-family: "Consolas", "Courier New", monospace;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 1rem 0;
}

.code-block pre {
    margin: 0;
    white-space: pre-wrap;
}