/* Global Styles */
:root {
    --primary-color: #013364;
    --secondary-color: #428BCA;
    --accent-color: #FF9933; /* Indian flag saffron color */
    --green-color: #138808; /* Indian flag green color */
    --chakra-color: #000080; /* Navy blue for Ashoka Chakra */
    --text-color: #333;
    --light-text: #fff;
    --border-color: #ddd;
    --error-color: #d9534f;
    --success-color: #5cb85c;
    --box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    --input-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', Arial, sans-serif;
}

body {
    background: #f5f5f5 url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path fill="%23013364" fill-opacity="0.03" d="M50 0C22.4 0 0 22.4 0 50s22.4 50 50 50 50-22.4 50-50S77.6 0 50 0zm0 75c-13.8 0-25-11.2-25-25s11.2-25 25-25 25 11.2 25 25-11.2 25-25 25z"/></svg>');
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* Improved Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out, visibility 0.5s ease-out;
}

.preloader-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 200px;
}

/* Indian Flag Container */
.indian-flag {
    position: relative;
    width: 200px;
    height: 140px;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Flag Stripes */
.flag-stripe {
    position: absolute;
    width: 100%;
    height: 33.33%;
}

.flag-stripe.saffron {
    top: 0;
    background-color: var(--accent-color);
}

.flag-stripe.white {
    top: 33.33%;
    background-color: #fff;
}

.flag-stripe.green {
    top: 66.66%;
    background-color: var(--green-color);
}

/* Improved Ashoka Chakra */
.ashoka-chakra {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: var(--chakra-color);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.chakra-center {
    position: absolute;
    width: 12px;
    height: 12px;
    background: #fff;
    border-radius: 50%;
    z-index: 2;
}

.chakra-wheel {
    position: absolute;
    width: 48px;
    height: 48px;
    border: 2px solid #fff;
    border-radius: 50%;
    animation: rotate 3s linear infinite;
}

.chakra-spoke {
    position: absolute;
    width: 2px;
    height: 24px;
    background: #fff;
    left: 50%;
    top: 0;
    transform-origin: bottom center;
}

/* Create 24 spokes for the Ashoka Chakra */
.chakra-spoke:nth-child(1) { transform: translateX(-50%) rotate(0deg); }
.chakra-spoke:nth-child(2) { transform: translateX(-50%) rotate(15deg); }
.chakra-spoke:nth-child(3) { transform: translateX(-50%) rotate(30deg); }
.chakra-spoke:nth-child(4) { transform: translateX(-50%) rotate(45deg); }
.chakra-spoke:nth-child(5) { transform: translateX(-50%) rotate(60deg); }
.chakra-spoke:nth-child(6) { transform: translateX(-50%) rotate(75deg); }
.chakra-spoke:nth-child(7) { transform: translateX(-50%) rotate(90deg); }
.chakra-spoke:nth-child(8) { transform: translateX(-50%) rotate(105deg); }
.chakra-spoke:nth-child(9) { transform: translateX(-50%) rotate(120deg); }
.chakra-spoke:nth-child(10) { transform: translateX(-50%) rotate(135deg); }
.chakra-spoke:nth-child(11) { transform: translateX(-50%) rotate(150deg); }
.chakra-spoke:nth-child(12) { transform: translateX(-50%) rotate(165deg); }
.chakra-spoke:nth-child(13) { transform: translateX(-50%) rotate(180deg); }
.chakra-spoke:nth-child(14) { transform: translateX(-50%) rotate(195deg); }
.chakra-spoke:nth-child(15) { transform: translateX(-50%) rotate(210deg); }
.chakra-spoke:nth-child(16) { transform: translateX(-50%) rotate(225deg); }
.chakra-spoke:nth-child(17) { transform: translateX(-50%) rotate(240deg); }
.chakra-spoke:nth-child(18) { transform: translateX(-50%) rotate(255deg); }
.chakra-spoke:nth-child(19) { transform: translateX(-50%) rotate(270deg); }
.chakra-spoke:nth-child(20) { transform: translateX(-50%) rotate(285deg); }
.chakra-spoke:nth-child(21) { transform: translateX(-50%) rotate(300deg); }
.chakra-spoke:nth-child(22) { transform: translateX(-50%) rotate(315deg); }
.chakra-spoke:nth-child(23) { transform: translateX(-50%) rotate(330deg); }
.chakra-spoke:nth-child(24) { transform: translateX(-50%) rotate(345deg); }

.loading-text {
    position: relative;
    margin-top: 20px;
    color: var(--primary-color);
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 2px;
    animation: pulse 1.5s ease-in-out infinite;
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

/* Language Selector */
.language-selector {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
    z-index: 100;
}

.lang-btn {
    background-color: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--secondary-color);
    color: var(--primary-color);
    padding: 8px 15px;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    box-shadow: var(--input-shadow);
}

.lang-btn.active, .lang-btn:hover {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(1, 51, 100, 0.2);
}

/* Enhanced Auth Card */
.auth-card {
    background-color: white;
    border-radius: 12px;
    box-shadow: var(--box-shadow);
    width: 100%;
    max-width: 500px;
    padding: 40px;
    margin: 20px;
    position: relative;
    overflow: hidden;
}

.auth-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.signup-card {
    max-width: 600px;
}

.auth-header {
    text-align: center;
    margin-bottom: 35px;
    position: relative;
}

.emblem {
    width: 90px;
    margin-bottom: 20px;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.auth-header h1 {
    color: var(--primary-color);
    font-size: 28px;
    margin-bottom: 10px;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.auth-header:after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    margin: 15px auto 0;
    border-radius: 3px;
}

/* Enhanced Form Styles */
.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-description {
    margin-bottom: 20px;
    text-align: center;
    color: #555;
    line-height: 1.6;
}

label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    color: var(--primary-color);
    font-size: 15px;
}

input, select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s;
    background-color: #f9f9f9;
    box-shadow: var(--input-shadow);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--secondary-color);
    background-color: #fff;
    box-shadow: 0 0 0 3px rgba(66, 139, 202, 0.1);
}

.password-container {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: #666;
    transition: color 0.3s;
}

.toggle-password:hover {
    color: var(--primary-color);
}

input[type="file"] {
    padding: 12px;
    background-color: #f9f9f9;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    cursor: pointer;
}

input[type="file"]:hover {
    border-color: var(--secondary-color);
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 10px rgba(1, 51, 100, 0.2);
    position: relative;
    overflow: hidden;
}

.btn-submit: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: all 0.6s;
}

.btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(1, 51, 100, 0.3);
}

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

.form-links {
    margin-top: 20px;
    margin-bottom: 20px;
    text-align: center;
}

.form-links a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.form-links a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

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

/* Decorative Elements */
.decorative-shape {
    position: absolute;
    z-index: -1;
    opacity: 0.05;
}

.decorative-shape-1 {
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.decorative-shape-2 {
    bottom: -30px;
    left: -30px;
    width: 150px;
    height: 150px;
    background-color: var(--secondary-color);
    border-radius: 50%;
}

/* Form Validation Styles */
.form-group.error input {
    border-color: var(--error-color);
    background-color: rgba(217, 83, 79, 0.05);
}

.error-message {
    color: var(--error-color);
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

.form-group.error .error-message {
    display: block;
}

/* Success and Error Alerts */
.alert {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.alert-success {
    background-color: rgba(92, 184, 92, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(92, 184, 92, 0.2);
}

.alert-error {
    background-color: rgba(217, 83, 79, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(217, 83, 79, 0.2);
}

.alert:before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-right: 10px;
    background-repeat: no-repeat;
    background-position: center;
}

.alert-success:before {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%235cb85c" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22 11.08V12a10 10 0 1 1-5.93-9.14"></path><polyline points="22 4 12 14.01 9 11.01"></polyline></svg>');
}

.alert-error:before {
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%23d9534f" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><line x1="12" y1="8" x2="12" y2="12"></line><line x1="12" y1="16" x2="12.01" y2="16"></line></svg>');
}

/* Enhanced Popup Styles */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease-out;
}

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

.popup {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 500px;
    padding: 40px;
    text-align: center;
    animation: slideUp 0.4s ease-out;
    position: relative;
    overflow: hidden;
}

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

.popup:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.popup h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 24px;
}

.popup p {
    margin-bottom: 15px;
    color: #555;
    line-height: 1.6;
}

.popup .btn-submit {
    margin-top: 25px;
    width: auto;
    min-width: 120px;
    display: inline-block;
}

.popup-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background-color: rgba(92, 184, 92, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.popup-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--success-color);
}

/* Enhanced Responsive Styles */
@media (max-width: 992px) {
    .auth-card {
        max-width: 90%;
    }
    
    .signup-card {
        max-width: 90%;
    }
}

@media (max-width: 768px) {
    .auth-card {
        padding: 30px;
        margin: 15px;
        max-width: 95%;
    }
    
    .language-selector {
        top: 15px;
        right: 15px;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .emblem {
        width: 70px;
    }
    
    .popup {
        padding: 30px;
        max-width: 90%;
    }
    
    input, select {
        padding: 12px 14px;
        font-size: 15px;
    }
    
    .btn-submit {
        padding: 12px;
    }
    
    .indian-flag {
        width: 180px;
        height: 120px;
    }
    
    .ashoka-chakra {
        width: 50px;
        height: 50px;
    }
    
    .chakra-wheel {
        width: 40px;
        height: 40px;
    }
    
    .chakra-spoke {
        height: 20px;
    }
    
    .loading-text {
        margin-top: 25px;
        font-size: 15px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 10px;
    }
    
    .auth-card {
        padding: 25px 20px;
        margin: 10px;
        border-radius: 10px;
    }
    
    .auth-header h1 {
        font-size: 20px;
    }
    
    .auth-header:after {
        width: 50px;
        margin: 10px auto 0;
    }
    
    input, select, .btn-submit {
        padding: 12px;
        font-size: 14px;
    }
    
    label {
        font-size: 14px;
        margin-bottom: 8px;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .emblem {
        width: 60px;
        margin-bottom: 15px;
    }
    
    .popup {
        padding: 25px 20px;
    }
    
    .popup h2 {
        font-size: 20px;
    }
    
    .popup-icon {
        width: 60px;
        height: 60px;
    }
    
    .popup-icon svg {
        width: 30px;
        height: 30px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 14px;
    }
    
    .form-links {
        margin-top: 15px;
        margin-bottom: 15px;
        font-size: 14px;
    }
    
    .form-description {
        font-size: 14px;
    }
    
    .alert {
        padding: 12px;
        font-size: 14px;
    }
    
    .indian-flag {
        width: 150px;
        height: 100px;
    }
    
    .ashoka-chakra {
        width: 40px;
        height: 40px;
    }
    
    .chakra-wheel {
        width: 32px;
        height: 32px;
    }
    
    .chakra-spoke {
        height: 16px;
        width: 1.5px;
    }
    
    .loading-text {
        margin-top: 20px;
        font-size: 14px;
    }
}

@media (max-width: 400px) {
    .auth-card {
        padding: 20px 15px;
    }
    
    .auth-header h1 {
        font-size: 18px;
    }
    
    .emblem {
        width: 50px;
    }
    
    input, select, .btn-submit {
        padding: 10px;
        font-size: 14px;
    }
    
    .language-selector {
        top: 10px;
        right: 10px;
    }
    
    .lang-btn {
        padding: 5px 10px;
        font-size: 12px;
    }
    
    .indian-flag {
        width: 120px;
        height: 80px;
    }
    
    .ashoka-chakra {
        width: 30px;
        height: 30px;
    }
    
    .chakra-wheel {
        width: 24px;
        height: 24px;
    }
    
    .chakra-spoke {
        height: 12px;
        width: 1px;
    }
    
    .loading-text {
        margin-top: 15px;
        font-size: 12px;
    }
}

/* Orientation-specific styles */
@media (max-height: 600px) and (orientation: landscape) {
    .container {
        padding-top: 60px;
        align-items: flex-start;
    }
    
    .auth-card {
        margin-top: 60px;
    }
    
    .language-selector {
        top: 10px;
    }
}