/* --- Ye pure code ko style.css file mein paste kar do --- */

:root {
    /* Original variables */
    --primary: #4361ee;
    --secondary: #3a0ca3;
    --success: #4cc9f0;
    --warning: #f72585;
    --info: #7209b7;
    --gradient-start: #4361ee;
    --gradient-end: #3a0ca3;
    
    /* Light theme variables */
    --bg-light: #f8f9fa;
    --text-light: #212529;
    --card-light: #ffffff;
    --border-light: #e9ecef;
    --input-bg-light: #ffffff;
    
    /* Dark theme variables */
    --bg-dark: #121212;
    --text-dark: #e0e0e0;
    --card-dark: #1e1e1e;
    --border-dark: #2d2d2d;
    --input-bg-dark: #2d2d2d;
    
    /* Default theme (light) */
    --bg: var(--bg-light);
    --text: var(--text-light);
    --card: var(--card-light);
    --border: var(--border-light);
    --input-bg: var(--input-bg-light);
}

body.dark-theme {
    --bg: var(--bg-dark);
    --text: var(--text-dark);
    --card: var(--card-dark);
    --border: var(--border-dark);
    --input-bg: var(--input-bg-dark);
}

body {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
                url('https://images.unsplash.com/photo-1542831371-29b0f74f9713?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80');
    background-position: center;
    background-attachment: fixed;
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    position: relative;
    overflow-x: hidden;
    color: var(--text);
    transition: background-color 0.3s, color 0.3s;
}

body::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%234361ee' fill-opacity='0.03' d='M0,128L48,117.3C96,107,192,85,288,112C384,139,480,213,576,218.7C672,224,768,160,864,138.7C960,117,1056,139,1152,149.3C1248,160,1344,160,1392,160L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z'%3E%3C/path%3E%3C/svg%3E");
    background-size: cover;
    z-index: -1;
}

.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.floating-shapes div {
    position: absolute;
    border-radius: 50%;
    background: rgba(67, 97, 238, 0.1);
    animation: float 15s infinite linear;
}

.floating-shapes div:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-duration: 20s;
}

.floating-shapes div:nth-child(2) {
    width: 50px;
    height: 50px;
    top: 60%;
    left: 80%;
    animation-duration: 15s;
    animation-delay: 1s;
}

.floating-shapes div:nth-child(3) {
    width: 70px;
    height: 70px;
    top: 70%;
    left: 15%;
    animation-duration: 25s;
    animation-delay: 0.5s;
}

.floating-shapes div:nth-child(4) {
    width: 100px;
    height: 100px;
    top: 10%;
    left: 75%;
    animation-duration: 18s;
    animation-delay: 2s;
}

@keyframes float {
    0% {
        transform: translateY(0) rotate(0deg);
    }
    100% {
        transform: translateY(-1000px) rotate(720deg);
    }
}

.container {
    margin-top: 80px;
    max-width: 900px;
    position: relative;
    z-index: 1;
}

.card {
    border-radius: 20px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    padding: 30px;
    background: var(--card);
    backdrop-filter: blur(10px);
    border: none;
    transition: all 0.3s ease;
    color: var(--text);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    padding-bottom: 15px;
}

h1::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    border-radius: 2px;
}

.form-control {
    border-radius: 12px;
    padding: 14px 16px;
    border: 2px solid var(--border);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text);
    background-color: var(--input-bg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}


.form-control {
    border-radius: 12px;
    padding: 14px 16px;
    border: 2px solid #e9ecef;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    font-size: 1rem;
    font-weight: 500;
    color: #212529;
    background-color: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15), 0 4px 6px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
    background-color: white;
}



.input-group {
    position: relative;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}


.input-group:focus-within {
    box-shadow: 0 4px 6px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
    transform: translateY(-1px);
}


.input-group-text {
    background: linear-gradient(to bottom, var(--bg), var(--border));
    border: 2px solid var(--border);
    border-right: none;
    color: var(--text);
    font-weight: 500;
    padding: 0 16px;
}


.input-group .form-control {
    border-left: none;
    box-shadow: none;
}

.input-group .form-control:focus {
    border-color: #ced4da;
    box-shadow: none;
}

.input-group:focus-within .input-group-text {
    border-color: var(--primary);
    background: linear-gradient(to bottom, #f0f3ff, #e6ebff);
    color: var(--primary);
}

.form-text {
    margin-top: 8px;
    font-size: 0.85rem;
    color: #6c757d;
    font-weight: 500;
}

.btn-custom {
    width: 100%;
    border-radius: 12px;
    padding: 16px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border: none;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    overflow: hidden;
    color: white;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
    margin-top: 10px;
}

.btn-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1), 0 5px 10px rgba(0,0,0,0.05);
    color: white;
    background: linear-gradient(135deg, #3a0ca3, #4361ee);
}

.btn-custom:active {
    transform: translateY(0);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
}

.btn-custom::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: 0.5s;
}

.btn-custom:hover::before {
    left: 100%;
}

.btn-custom i {
    position: relative;
    z-index: 1;
}

/* Loading state for button */
.btn-custom.loading {
    position: relative;
    color: transparent;
}

.btn-custom.loading::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.result {
    margin-top: 30px;
    padding: 24px;
    border-radius: 16px;
    font-size: 1.1rem;
    text-align: center;
    font-weight: bold;
    animation: fadeIn 0.8s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: none;
    position: relative;
    overflow: hidden;
}

.result::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.7), transparent);
}

.result:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1), 0 5px 10px rgba(0,0,0,0.05);
}

.cluster-0 { 
    background: linear-gradient(135deg, #d1e7dd 0%, #a3cfbb 100%); 
    color: #0f5132; 
    border-left: 5px solid #0f5132;
}

.cluster-1 { 
    background: linear-gradient(135deg, #cff4fc 0%, #9eeaf9 100%); 
    color: #055160; 
    border-left: 5px solid #055160;
}

.cluster-2 { 
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%); 
    color: #92400e; 
    border-left: 5px solid #92400e;
}

.cluster-3 { 
    background: linear-gradient(135deg, #f8d7da 0%, #f1aeb5 100%); 
    color: #842029; 
    border-left: 5px solid #842029;
}

.cluster-4 { 
    background: linear-gradient(135deg, #e2e3e5 0%, #c6c7c8 100%); 
    color: #41464b; 
    border-left: 5px solid #41464b;
}

.cluster-icon {
    font-size: 24px;
    margin-right: 10px;
    animation: bounce 2s infinite;
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
   60% {
        transform: translateY(-5px);
    }
}

.stats-container {
    display: flex;
    justify-content: space-around;
    margin-top: 30px;
    flex-wrap: wrap;
    gap: 15px;
}


.stat-box {
    background: var(--card);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
    flex: 1;
    min-width: 120px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.stat-box::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
}

.stat-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1), 0 5px 10px rgba(0,0,0,0.05);
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    color: #6c757d;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table {
    margin-top: 30px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    background: white;
}

.data-table th {
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    color: white;
    font-weight: 600;
}

.data-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.chart-container {
    margin-top: 30px;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* NEW: Interactive Explanation Styles */
.explanation-section {
    margin-top: 30px;
    background: #f8f9fa;
    border-radius: 15px;
    padding: 20px;
}

.explanation-section h4 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.cluster-info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.info-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.info-card.active {
    border-color: var(--primary);
}

.info-card-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.info-card-icon {
    font-size: 24px;
    margin-right: 10px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.info-card.cluster-0 .info-card-icon {
    background: #d1e7dd;
    color: #0f5132;
}

.info-card.cluster-1 .info-card-icon {
    background: #cff4fc;
    color: #055160;
}

.info-card.cluster-2 .info-card-icon {
    background: #fef3c7;
    color: #92400e;
}

.info-card.cluster-3 .info-card-icon {
    background: #f8d7da;
    color: #842029;
}

.info-card.cluster-4 .info-card-icon {
    background: #e2e3e5;
    color: #41464b;
}

.info-card-title {
    font-weight: 600;
    font-size: 18px;
    margin: 0;
}

.info-card-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease;
}

.info-card.active .info-card-content {
    max-height: 500px;
}

.info-card-details {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.info-card-details ul {
    padding-left: 20px;
    margin-bottom: 0;
}

.info-card-details li {
    margin-bottom: 8px;
}

.info-card-details li:last-child {
    margin-bottom: 0;
}

/* Tooltip styling */
.tooltip-icon {
    display: inline-block;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    text-align: center;
    line-height: 18px;
    font-size: 12px;
    margin-left: 8px;
    cursor: help;
    position: relative;
}

.tooltip-text {
    visibility: hidden;
    width: 200px;
    background-color: var(--dark);
    color: white;
    text-align: center;
    border-radius: 6px;
    padding: 8px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 12px;
    font-weight: normal;
}

.tooltip-icon:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* Recommendations section */
.recommendations {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 20px;
    border-left: 4px solid var(--primary);
}

.recommendations h4 {
    color: var(--primary);
    margin-bottom: 15px;
}

.recommendation-content {
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        margin-top: 40px;
        padding: 15px;
    }
    
    .card {
        padding: 20px;
    }
    
    .stats-container {
        flex-direction: column;
    }
    
    .stat-box {
        margin: 10px 0;
    }
    
    .data-table {
        font-size: 14px;
    }
    
    body {
        background-attachment: scroll;
    }
    
    .cluster-info-cards {
        grid-template-columns: 1fr;
    }
}

body.dark-theme .card {
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

body.dark-theme .result {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3), 0 1px 3px rgba(0, 0, 0, 0.2);
}

body.dark-theme .explanation-section,
body.dark-theme .recommendations {
    background: #2d2d2d;
}

body.dark-theme .recommendation-content,
body.dark-theme .info-card {
    background: #3d3d3d;
    color: var(--text);
}

body.dark-theme .info-card-details {
    border-top: 1px solid #4d4d4d;
}

/* Theme toggle button */
.theme-toggle {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--card);
    border: 2px solid var(--border);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 100;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    transform: rotate(30deg);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.theme-toggle i {
    font-size: 1.5rem;
    color: var(--primary);
}

/* ===== MOBILE RESPONSIVE STYLES ===== */
@media (max-width: 768px) {
    body {
        background-attachment: scroll;
        background-size: cover;
        padding: 10px;
    }
    
    .container {
        margin-top: 20px;
        padding: 0 10px;
        max-width: 100%;
    }
    
    .card {
        padding: 20px 15px;
        border-radius: 16px;
        margin: 0 5px;
    }
    
    h1 {
        font-size: 1.5rem;
        margin-bottom: 20px;
        padding-bottom: 10px;
    }
    
    h1::after {
        width: 80px;
        height: 3px;
    }
    
    .form-label {
        font-size: 0.9rem;
        margin-bottom: 8px;
    }
    
    .form-control {
        padding: 12px 14px;
        font-size: 0.95rem;
        border-radius: 10px;
    }
    
    .input-group-text {
        padding: 0 12px;
    }
    
    .btn-custom {
        padding: 14px;
        font-size: 1rem;
        margin-top: 5px;
        border-radius: 10px;
    }
    
    .result {
        padding: 18px;
        font-size: 1rem;
        margin-top: 20px;
        border-radius: 12px;
    }
    
    .stats-container {
        flex-direction: column;
        gap: 10px;
        margin-top: 20px;
    }
    
    .stat-box {
        margin: 5px 0;
        padding: 15px;
        border-radius: 12px;
        min-width: auto;
    }
    
    .stat-value {
        font-size: 22px;
    }
    
    .stat-label {
        font-size: 0.8rem;
    }
    
    .explanation-section {
        padding: 15px;
        margin-top: 20px;
        border-radius: 12px;
    }
    
    .explanation-section h4 {
        font-size: 1.1rem;
    }
    
    .cluster-info-cards {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .info-card {
        padding: 15px;
        border-radius: 10px;
    }
    
    .info-card-header {
        margin-bottom: 10px;
    }
    
    .info-card-icon {
        width: 35px;
        height: 35px;
        font-size: 18px;
        margin-right: 8px;
    }
    
    .info-card-title {
        font-size: 1rem;
    }
    
    .recommendations {
        padding: 15px;
        margin-top: 20px;
        border-radius: 12px;
    }
    
    .recommendations h4 {
        font-size: 1.1rem;
    }
    
    .recommendation-content {
        padding: 12px;
        font-size: 0.9rem;
    }
    
    .theme-toggle {
        top: 10px;
        right: 10px;
        width: 40px;
        height: 40px;
    }
    
    .theme-toggle i {
        font-size: 1.2rem;
    }
    
    footer {
        margin-top: 30px;
        padding: 15px;
        font-size: 0.8rem;
    }
    
    /* Floating shapes adjustment for mobile */
    .floating-shapes div {
        display: none;
    }
    
    .floating-shapes div:nth-child(1),
    .floating-shapes div:nth-child(2) {
        display: block;
        width: 40px;
        height: 40px;
    }
    
    .floating-shapes div:nth-child(1) {
        top: 5%;
        left: 5%;
    }
    
    .floating-shapes div:nth-child(2) {
        top: 5%;
        right: 5%;
        left: auto;
    }
}

/* Extra small devices (phones, 480px and down) */
@media (max-width: 480px) {
    .container {
        margin-top: 15px;
    }
    
    .card {
        padding: 15px 10px;
        border-radius: 14px;
    }
    
    h1 {
        font-size: 1.3rem;
    }
    
    .custom-ai-emoji {
        width: 30px;
        height: 30px;
        margin-right: 8px;
    }
    
    .custom-ai-emoji::before {
        width: 5px;
        height: 5px;
        top: 9px;
        left: 7px;
        box-shadow: 11px 0 0 white;
    }
    
    .custom-ai-emoji::after {
        width: 10px;
        height: 4px;
        bottom: 9px;
        left: 9px;
    }
    
    .form-control {
        padding: 10px 12px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .input-group-text {
        padding: 0 10px;
    }
    
    .btn-custom {
        padding: 12px;
    }
    
    .result {
        padding: 15px;
        font-size: 0.95rem;
    }
    
    .stat-box {
        padding: 12px;
    }
    
    .stat-value {
        font-size: 20px;
    }
    
    /* Improve touch targets */
    .btn-custom, .form-control, .info-card {
        min-height: 44px; /* Minimum touch target size */
    }
}

/* Tablet devices (768px to 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .container {
        max-width: 90%;
        margin-top: 50px;
    }
    
    .card {
        padding: 25px;
    }
    
    .cluster-info-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Orientation specific styles */
@media (max-width: 768px) and (orientation: landscape) {
    .container {
        margin-top: 15px;
    }
    
    .card {
        padding: 15px;
    }
    
    .stats-container {
        flex-direction: row;
        gap: 10px;
    }
    
    .stat-box {
        min-width: 100px;
    }
}

/* High-resolution devices */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .card {
        border: 1px solid var(--border);
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-shapes div {
        animation: none;
    }
}

/* Dark mode mobile adjustments */
@media (max-width: 768px) {
    body.dark-theme .card {
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    }
    
    body.dark-theme .result {
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    }
}