/* Google Fonts - Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.required{
    color : #1E90FF
}
:root {
    --primary-blue: #1E90FF;
    --light-blue: #E3F2FD;
    --dark-blue: #1976D2;
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #E0E0E0;
    --success: #28A745;
    --warning: #FFC107;
    --danger: #DC3545;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    background: linear-gradient(135deg, #F8FBFF 0%, #EEF6FF 50%, #F0F8FF 100%);
    background-attachment: fixed;
    line-height: 1.6;
    min-height: 100vh;
}

/* Header Styles */
.header {
    background-color: var(--white);
    box-shadow: 0 4px 20px rgba(30, 144, 255, 0.12);
    padding: 1.25rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 50px;
    width: auto;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #1E90FF 0%, #00BFFF 50%, #1E90FF 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.3px;
    font-family: 'Poppins', sans-serif;
    position: relative;
    animation: smoothGradient 3s ease infinite;
    text-shadow: 0 0 20px rgba(30, 144, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.brand-name:hover {
    letter-spacing: 0.8px;
    transform: translateY(-1px);
    filter: brightness(1.2);
}

.brand-name::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #1E90FF, #00BFFF, #1E90FF, transparent);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.brand-name:hover::after {
    width: 100%;
}

@keyframes smoothGradient {
    0%, 100% {
        background-position: 0% center;
    }
    50% {
        background-position: 100% center;
    }
}

@keyframes sparkle {
    0%, 100% {
        opacity: 1;
        transform: translateY(-50%) scale(1);
    }
    50% {
        opacity: 0.5;
        transform: translateY(-50%) scale(1.2);
    }
}

@keyframes shine {
    0% {
        opacity: 0.6;
        box-shadow: 0 0 5px rgba(30, 144, 255, 0.3);
    }
    50% {
        opacity: 1;
        box-shadow: 0 0 20px rgba(30, 144, 255, 0.6), 0 0 30px rgba(0, 191, 255, 0.4);
    }
    100% {
        opacity: 0.6;
        box-shadow: 0 0 5px rgba(30, 144, 255, 0.3);
    }
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-blue);
    padding: 0.5rem;
}

.mobile-menu-toggle:hover {
    color: var(--dark-blue);
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.nav-links a:hover {
    color: var(--primary-blue);
    background-color: var(--light-blue);
    transform: translateY(-2px);
}

.nav-links .active {
    color: var(--white);
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    padding: 0.5rem 1rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(30, 144, 255, 0.3);
}

/* Button Styles */
.btn {
    padding: 0.875rem 2rem;
    border: none;
    border-radius: 10px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(30, 144, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 144, 255, 0.4);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    box-shadow: 0 4px 15px rgba(30, 144, 255, 0.1);
}

.btn-secondary:hover {
    background-color: var(--light-blue);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 144, 255, 0.2);
}

/* CTA Button - Call to Action */
.btn-cta {
    background: linear-gradient(135deg, #1E90FF 0%, #00BFFF 50%, #1E90FF 100%);
    background-size: 200% auto;
    color: var(--white);
    font-weight: 700;
    font-size: 1.3rem;
    padding: 1.4rem 4.5rem;
    border-radius: 50px;
    border: none;
    box-shadow: 0 6px 25px rgba(30, 144, 255, 0.5);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: ctaPulse 2s ease-in-out infinite;
}

.btn-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s ease;
}

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

.btn-cta:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 35px rgba(30, 144, 255, 0.7);
    background-position: right center;
}

.btn-cta:active {
    transform: translateY(-2px) scale(1.02);
}

@keyframes ctaPulse {
    0%, 100% {
        box-shadow: 0 6px 25px rgba(30, 144, 255, 0.5);
    }
    50% {
        box-shadow: 0 6px 30px rgba(30, 144, 255, 0.7), 0 0 0 8px rgba(30, 144, 255, 0.15);
    }
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-outline:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 144, 255, 0.3);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.15rem;
}

.btn-full {
    width: 100%;
}

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

.main-content {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* Card Styles */
.card {
    background-color: var(--white);
    border-radius: 15px;
    box-shadow: 0 8px 30px rgba(30, 144, 255, 0.12);
    padding: 2.5rem;
    margin-bottom: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(30, 144, 255, 0.08);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(30, 144, 255, 0.2);
}

.card-header {
    border-bottom: 3px solid var(--light-blue);
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
    position: relative;
}

.card-header::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), transparent);
}

.card-title {
    color: var(--primary-blue);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.05rem;
}

.form-control {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #FAFBFC;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 4px rgba(30, 144, 255, 0.1);
    background-color: var(--white);
    transform: translateY(-2px);
}

.form-control:hover {
    border-color: var(--primary-blue);
}

.form-control.error {
    border-color: var(--danger);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
    font-family: inherit;
    line-height: 1.6;
}

.error-message {
    color: var(--danger);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: none;
}

.error-message.show {
    display: block;
}

/* File Upload Styles */
.file-upload-area {
    border: 3px dashed var(--primary-blue);
    border-radius: 15px;
    padding: 3.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background: linear-gradient(135deg, #F0F8FF 0%, var(--light-blue) 100%);
    position: relative;
    overflow: hidden;
}

.file-upload-area::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(30, 144, 255, 0.05) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.file-upload-area:hover {
    background: linear-gradient(135deg, var(--light-blue) 0%, #D4E9FF 100%);
    border-color: var(--dark-blue);
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(30, 144, 255, 0.15);
}

.file-upload-area.dragover {
    background: linear-gradient(135deg, #D4E9FF 0%, #B8DCFF 100%);
    border-color: var(--dark-blue);
    transform: scale(1.05);
}

.upload-icon {
    font-size: 4rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    animation: float 3s ease-in-out infinite;
    position: relative;
    z-index: 1;
}

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

.file-info {
    margin-top: 1.5rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--light-blue) 0%, #FFFFFF 100%);
    border-radius: 10px;
    display: none;
    border-left: 4px solid var(--primary-blue);
    box-shadow: 0 4px 15px rgba(30, 144, 255, 0.1);
}

.file-info.show {
    display: block;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Grid Layout */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Stats Cards */
.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(30, 144, 255, 0.25);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

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

.stat-card:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 12px 35px rgba(30, 144, 255, 0.35);
}

.stat-value {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    font-weight: 500;
}

/* Table Styles */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--white);
}

thead {
    background-color: var(--primary-blue);
    color: var(--white);
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

tbody tr:hover {
    background-color: var(--light-blue);
}

/* Badge Styles */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.badge-success {
    background-color: var(--success);
    color: var(--white);
}

.badge-warning {
    background-color: var(--warning);
    color: var(--text-dark);
}

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

/* Alert Styles */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    display: none;
}

.alert.show {
    display: block;
}

.alert-success {
    background-color: #D4EDDA;
    color: #155724;
    border-left: 4px solid var(--success);
}

.alert-error {
    background-color: #F8D7DA;
    color: #721C24;
    border-left: 4px solid var(--danger);
}

.alert-info {
    background-color: var(--light-blue);
    color: var(--dark-blue);
    border-left: 4px solid var(--primary-blue);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
    transition: color 0.3s ease;
}

.modal-close:hover {
    color: var(--primary-blue);
}

/* Loading Spinner */
.spinner {
    border: 4px solid var(--light-blue);
    border-top: 4px solid var(--primary-blue);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

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

.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.loading-overlay.show {
    display: flex;
}

/* Footer Styles */
.footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

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

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        padding: 1rem 0;
    }

    .nav-container {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1rem;
        padding: 0 1rem;
        justify-content: space-between;
    }

    .logo-section {
        flex-direction: row;
        gap: 0.5rem;
        align-items: center;
        flex: 1;
        min-width: 200px;
    }

    .logo {
        height: 35px;
    }

    .brand-name {
        font-size: 1.15rem;
        letter-spacing: 0.2px;
    }

    .brand-name::after {
        height: 2px;
        bottom: -3px;
    }

    .mobile-menu-toggle {
        display: block;
        order: 3;
    }

    .nav-links {
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
        padding: 1rem 0;
        order: 4;
        display: none;
    }

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

    .nav-links li {
        width: 100%;
        text-align: center;
    }

    .nav-links a {
        display: block;
        padding: 0.75rem 1rem;
        border-radius: 8px;
        background: var(--light-blue);
        font-size: 0.95rem;
    }

    .container {
        padding: 0 1rem;
    }

    .main-content {
        padding-top: 1rem;
    }

    .card {
        padding: 1.5rem 1rem;
    }

    .card-title {
        font-size: 1.5rem;
    }

    .stats-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }

    .welcome-banner {
        padding: 2rem 1.5rem;
        font-size: 1.8rem;
    }

    .welcome-banner p {
        font-size: 1rem;
    }

    .stat-card {
        padding: 1.5rem 1rem;
    }

    .stat-value {
        font-size: 2rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.95rem;
    }

    table {
        font-size: 0.85rem;
    }

    th, td {
        padding: 0.5rem 0.3rem;
    }

    .file-upload-area {
        padding: 2rem 1rem;
    }

    .info-box, .feature-box {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .brand-name {
        font-size: 1rem;
        letter-spacing: 0.1px;
    }

    .logo {
        height: 35px;
    }

    .nav-links {
        gap: 0.75rem;
        font-size: 0.85rem;
    }

    .card {
        padding: 1.25rem 0.75rem;
    }

    .card-title {
        font-size: 1.25rem;
    }

    .btn {
        padding: 0.65rem 1.25rem;
        font-size: 0.9rem;
    }

    .welcome-banner {
        padding: 1.5rem 1rem;
        font-size: 1.5rem;
    }

    .welcome-banner p {
        font-size: 0.9rem;
    }

    .stat-value {
        font-size: 1.75rem;
    }

    .stat-label {
        font-size: 0.9rem;
    }

    .form-control {
        padding: 0.75rem;
        font-size: 0.9rem;
    }

    table {
        font-size: 0.75rem;
    }

    th, td {
        padding: 0.4rem 0.2rem;
    }
}

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

.text-right {
    text-align: right;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.hidden {
    display: none;
}

.flex {
    display: flex;
}

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.gap-3 {
    gap: 1.5rem;
}

/* Feature Box Styles */
.feature-box {
    background: linear-gradient(135deg, #F0F8FF 0%, var(--white) 100%);
    border: 2px solid var(--light-blue);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.feature-box:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 8px 25px rgba(30, 144, 255, 0.15);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: inline-block;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Info Box Styles */
.info-box {
    background: linear-gradient(135deg, var(--light-blue) 0%, #FFFFFF 100%);
    border-left: 5px solid var(--primary-blue);
    border-radius: 10px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    box-shadow: 0 4px 15px rgba(30, 144, 255, 0.1);
}

.info-box-icon {
    font-size: 1.5rem;
    margin-right: 0.75rem;
    color: var(--primary-blue);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: bold;
}

/* Welcome Banner */
.welcome-banner {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: white;
    padding: 2.5rem;
    border-radius: 20px;
    margin-bottom: 2rem;
    box-shadow: 0 10px 40px rgba(30, 144, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.welcome-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

/* Upload Section Enhancement */
.upload-section {
    background: linear-gradient(to bottom, #FFFFFF 0%, #F0F8FF 100%);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(30, 144, 255, 0.1);
}