/* ==========================================
   ১. বেসিক রিসেট ও গ্লোবাল স্টাইল
=========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Serif Bengali', serif;
    background-color: #f8f9fa;
    color: #333333;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* বাটন স্টাইল */
.btn {
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-donate {
    background-color: #ff5722;
    color: #fff;
}

.btn-orange {
    background-color: #ff5722;
    color: #fff;
}

.btn-outline {
    border: 1px solid #ff5722;
    color: #ff5722;
    background-color: transparent;
}

.btn-white {
    background-color: #ffffff;
    color: #ff5722;
}

.btn:hover {
    opacity: 0.9;
}

/* ==========================================
   ২. নেভিগেশন বার (Navbar)
=========================================== */
.navbar {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo img {
    height: 50px;
}

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    font-size: 15px;
    font-weight: 600;
    color: #444;
}

.nav-links a.active, .nav-links a:hover {
    color: #ff5722;
}

/* ==========================================
   ৩. হিরো ব্যানার (Hero Section)
=========================================== */
.hero-banner {
    background: linear-gradient(to right, #fff1eb, #ace0f9);
    padding: 50px 0;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 40px;
    color: #1a1a1a;
    line-height: 1.2;
    margin-bottom: 15px;
}

.hero-content .highlight {
    color: #ff5722;
}

.hero-content p {
    color: #555;
    margin-bottom: 25px;
    font-size: 16px;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center; /* ডেক্সটপে ছবি মাঝে বা ডানে এলাইন করার জন্য */
}

.hero-image img {
    width: 100%;
    max-width: 200px; /* ডেক্সটপে সর্বোচ্চ কতটুকু বড় হবে তা নিয়ন্ত্রণ করবে (প্রয়োজনে ৪০০px বা ৫০০px করে দেখতে পারেন) */
    height: auto; /* ছবির রেশিও ঠিক রাখার জন্য */
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    object-fit: cover;
}

/* ==========================================
   ৪. ফিচারস / গ্রিড কার্ডস (Features)
=========================================== */
.features-section {
    margin-top: -30px;
    position: relative;
    z-index: 10;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.feature-card {
    background: #ffffff;
    padding: 20px;
    border-radius: 10px;
    display: flex;
    align-items: flex-start;
    gap: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.feature-icon {
    background-color: #ffebe5;
    color: #ff5722;
    font-size: 24px;
    padding: 12px;
    border-radius: 50%;
}

.feature-info h3 {
    font-size: 18px;
    margin-bottom: 5px;
}

.feature-info p {
    font-size: 13px;
    color: #666;
}

/* ==========================================
   ৫. প্রজেক্টস সেকশন (Projects)
=========================================== */
.projects-section {
    padding: 60px 0;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.section-header h2 {
    font-size: 28px;
    border-bottom: 3px solid #ff5722;
    padding-bottom: 5px;
}

.btn-link {
    color: #ff5722;
    font-weight: 600;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.project-card {
    background: #ffffff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.project-img {
    position: relative;
    height: 200px;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-img .badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: #ff5722;
    color: #fff;
    padding: 4px 10px;
    font-size: 12px;
    border-radius: 4px;
}

.project-content {
    padding: 20px;
}

.project-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.project-content p {
    font-size: 14px;
    color: #666;
    margin-bottom: 15px;
}

.details-link {
    color: #ff5722;
    font-weight: 600;
    font-size: 14px;
}

/* ==========================================
   ৬. কল টু অ্যাকশন (CTA)
=========================================== */
.cta-section {
    margin-bottom: 60px;
}

.cta-box {
    background-color: #ff5722;
    color: #ffffff;
    padding: 25px 30px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cta-text {
    display: flex;
    align-items: center;
    gap: 20px;
}

.cta-icon {
    font-size: 36px;
}

.cta-text h3 {
    font-size: 22px;
}

.cta-text p {
    font-size: 14px;
    opacity: 0.9;
}

/* ==========================================
   ৭. ফুটার সেকশন (Footer)
=========================================== */
.site-footer {
    background-color: #2b1704;
    color: #d1d1d1;
    padding-top: 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    padding-bottom: 40px;
}

.footer-logo {
    height: 45px;
    margin-bottom: 15px;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 18px;
    margin-bottom: 15px;
}

.footer-col p {
    font-size: 13px;
    margin-bottom: 10px;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul li a {
    font-size: 14px;
    transition: 0.3s;
}

.footer-col ul li a:hover {
    color: #ff5722;
}

.social-icons {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.social-icons a {
    background: rgba(255, 255, 255, 0.1);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: #fff;
    font-size: 14px;
}

.map-placeholder img {
    border-radius: 5px;
    border: 1px solid rgba(255,255,255,0.2);
}

.footer-bottom {
    background-color: #1e0f02;
    text-align: center;
    padding: 15px 0;
    font-size: 13px;
    color: #999;
}