/* মৌলিক সেটিংস */
:root {
    --primary-color: #006a4e;
    --secondary-color: #f9a825;
    --dark-green: #004d33;
    --light-green: #e8f5e9;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --gray: #757575;
    --dark-gray: #424242;
    --error-color: #d32f2f;
    --success-color: #388e3c;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --border-radius: 4px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans Bengali', sans-serif;
}

body {
    background-color: #f9f9f9;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* সরকারি হেডার */
.gov-header {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    flex-wrap: wrap;
}

.gov-emblem {
    display: flex;
    align-items: center;
    gap: 15px;
}

.gov-emblem img {
    height: 60px;
    width: auto;
}

.gov-text h1 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 5px;
}

.gov-text p {
    font-size: 16px;
    opacity: 0.9;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.language-selector select {
    background: rgba(255,255,255,0.9);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: var(--border-radius);
    padding: 8px 15px;
    font-size: 14px;
    color: var(--primary-color);
    cursor: pointer;
}

.search-box-small {
    display: flex;
    background: rgba(255,255,255,0.9);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.search-box-small input {
    border: none;
    background: transparent;
    padding: 8px 12px;
    width: 200px;
    font-size: 14px;
}

.search-box-small button {
    background: var(--secondary-color);
    border: none;
    color: var(--dark-gray);
    padding: 8px 15px;
    cursor: pointer;
}

/* প্রধান নেভিগেশন */
.main-nav {
    background-color: var(--dark-green);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.main-nav ul {
    display: flex;
    list-style: none;
    flex-wrap: wrap;
}

.main-nav li {
    flex: 1;
    min-width: 120px;
}

.main-nav a {
    display: block;
    color: var(--white);
    text-decoration: none;
    padding: 15px 20px;
    text-align: center;
    font-size: 15px;
    transition: background-color 0.3s;
    border-right: 1px solid rgba(255,255,255,0.1);
}

.main-nav a:hover, .main-nav a.active {
    background-color: rgba(255,255,255,0.1);
}

.main-nav i {
    margin-right: 8px;
}

/* প্রধান কন্টেন্ট */
.main-content {
    padding: 30px 0;
    min-height: 70vh;
}

.page-title {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--light-green);
}

.page-title h2 {
    color: var(--primary-color);
    font-size: 32px;
    margin-bottom: 10px;
}

.page-title p {
    color: var(--gray);
    font-size: 18px;
}

/* সার্চ সেকশন */
.search-section {
    margin-bottom: 50px;
}

.search-container {
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    padding: 30px;
    border-top: 5px solid var(--secondary-color);
}

.search-header {
    text-align: center;
    margin-bottom: 30px;
}

.search-header h3 {
    color: var(--primary-color);
    font-size: 26px;
    margin-bottom: 10px;
}

.search-header p {
    color: var(--gray);
    font-size: 16px;
}

.search-form {
    margin-bottom: 30px;
}

.input-group {
    display: flex;
    max-width: 800px;
    margin: 0 auto 20px;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.input-icon {
    background: var(--light-green);
    color: var(--primary-color);
    padding: 0 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.input-group input {
    flex: 1;
    border: none;
    padding: 20px;
    font-size: 18px;
    outline: none;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0 40px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-primary:hover {
    background: var(--dark-green);
}

.search-hint {
    text-align: center;
    color: var(--gray);
    font-size: 14px;
}

.search-hint i {
    color: var(--secondary-color);
    margin-right: 5px;
}

/* নমুনা ট্রেডমার্ক */
.sample-trademarks {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--light-gray);
}

.sample-trademarks h4 {
    margin-bottom: 15px;
    color: var(--dark-gray);
}

.sample-badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.sample-badge {
    background: var(--light-green);
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.sample-badge:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

/* তথ্য কার্ড */
.info-section {
    margin: 40px 0;
}

.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.info-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s;
}

.info-card:hover {
    transform: translateY(-5px);
}

.info-icon {
    background: var(--light-green);
    color: var(--primary-color);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 30px;
}

.info-card h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 20px;
}

.info-card p {
    color: var(--gray);
    font-size: 15px;
}

/* নোটিশ সেকশন */
.notice-section {
    margin-top: 50px;
}

.notice-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 15px 25px;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.notice-header h3 {
    font-size: 22px;
}

.notice-content {
    background: var(--white);
    padding: 25px;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    box-shadow: var(--shadow);
}

.notice-item {
    padding: 15px 0;
    border-bottom: 1px solid var(--light-gray);
}

.notice-item:last-child {
    border-bottom: none;
}

.notice-item h4 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 18px;
}

.notice-item p {
    color: var(--gray);
}

/* সরকারি ফুটার */
.gov-footer {
    background: var(--dark-green);
    color: var(--white);
    padding: 40px 0 20px;
    margin-top: 50px;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.footer-section p, .footer-section a {
    color: rgba(255,255,255,0.8);
    margin-bottom: 10px;
    display: block;
}

.footer-section a {
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--secondary-color);
}

.footer-section i {
    margin-right: 10px;
    color: var(--secondary-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.copyright p {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    margin: 0 10px;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--secondary-color);
}

/* মোবাইল রেস্পন্সিভ */
@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .gov-emblem {
        flex-direction: column;
        text-align: center;
    }
    
    .header-actions {
        width: 100%;
        justify-content: center;
    }
    
    .main-nav ul {
        flex-direction: column;
    }
    
    .main-nav a {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .input-group {
        flex-direction: column;
        border-radius: var(--border-radius);
    }
    
    .input-icon {
        padding: 15px;
    }
    
    .input-group input, .btn-primary {
        width: 100%;
        border-radius: 0;
    }
    
    .btn-primary {
        padding: 20px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .page-title h2 {
        font-size: 26px;
    }
    
    .search-header h3 {
        font-size: 22px;
    }
}