/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Verdana, Geneva, sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: #333333;
    background-color: #e8e8e8;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 100%;
    padding: 0 40px;
    margin: 0 auto;
    flex: 1 0 auto;
    width: 100%;
}

/* Header */
header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 12px 0 0;
    border-bottom: 2px solid #666666;
    margin-bottom: 0;
}

.logo {
    font-size: 60px;
    font-weight: normal;
    color: #009c9c;
    text-decoration: none;
    letter-spacing: 1px;
    white-space: nowrap;
}

nav {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 28px;
    padding: 6px 0 12px;
}

nav a {
    color: #333333;
    text-decoration: none;
    font-size: 16px;
    padding: 4px 0;
    border-bottom: 2px solid transparent;
    transition: color 0.1s ease, border-color 0.1s ease;
}

nav a:hover,
nav a.active {
    color: #009c9c;
    border-bottom-color: #009c9c;
}

#nav-qurv:hover,
#nav-qurv.active {
    color: #ba5c04;
    border-bottom-color: #ba5c04;
}

/* Page content */
main {
    padding-top: 32px;
    max-width: 1032px;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

/* Typography */
h1 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 16px;
}

h2 {
    font-size: 16px;
    font-weight: bold;
    margin: 24px 0 20px;
}

p {
    margin-bottom: 16px;
}

/* Lists */
ul.plain {
    list-style: none;
    margin-bottom: 24px;
}

ul.plain li {
    padding: 16px 0;
    border-bottom: none;
}

ul.plain li strong {
    display: block;
    font-weight: bold;
    margin-bottom: 2px;
}

ul.plain ul {
    list-style: none;
    padding-left: 0;
    margin-top: 4px;
}

ul.plain ul li {
    border-bottom: none;
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
}

ul.plain ul li::before {
    content: "–";
    position: absolute;
    left: 0;
    color: #666666;
}

ul.plain ul li:last-child {
    padding-bottom: 0;
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: #009c9c;
    color: #ffffff;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
    border: none;
    cursor: pointer;
    transition: background-color 0.15s ease;
    min-height: 44px;
    font-size: inherit;
}

.btn:hover {
    background-color: #007a7a;
}

/* Contact box */
.contact-box {
    background-color: #ffffff;
    border: 1px solid #cccccc;
    padding: 20px;
    max-width: 696px;
    margin-top: 16px;
    width: 100%;
}

.contact-box p {
    margin-bottom: 8px;
}

.contact-box a {
    color: #009c9c;
}

/* Blog */
.blog-list {
    list-style: none;
    width: 100%;
}

.blog-list li {
    padding: 16px 0;
    border-bottom: 1px solid #cccccc;
}

.blog-list a {
    color: #333333;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
}

.blog-list a:hover {
    color: #009c9c;
}

.blog-list .date {
    font-size: 13px;
    color: #666666;
    margin-top: 4px;
}

.blog-list .excerpt {
    font-size: 14px;
    color: #555555;
    margin-top: 4px;
}

.blog-post .meta {
    font-size: 13px;
    color: #666666;
    margin-bottom: 24px;
}

.blog-post h2 {
    margin-top: 32px;
}

/* QURV image */
.qurv-image {
    max-width: 30%;
    height: auto;
    margin: 20px auto 24px;
    border-radius: 4px;
    display: block;
}

/* Hero */
.hero {
    line-height: 1.5;
    margin-bottom: 32px;
}

/* Footer */
footer {
    flex-shrink: 0;
    padding: 16px 40px;
    border-top: 1px solid #cccccc;
    font-size: 12px;
    color: #666666;
    text-align: center;
    background-color: #e8e8e8;
    width: 100%;
}

/* Responsive */
@media (min-width: 601px) and (max-width: 1024px) {
    nav { gap: 14px 20px; }
    .logo { font-size: 36px; }
    .container { padding: 0 30px; }
    footer { padding: 16px 30px; }
}

@media (max-width: 600px) {
    .container { padding: 0 16px; }
    header {
        flex-direction: column;
        align-items: center;
        padding-top: 8px;
    }
    .logo {
        font-size: 28px;
        white-space: normal;
        margin-bottom: 4px;
    }
    nav {
        flex-direction: column;
        align-items: center;
        gap: 6px;
        padding: 4px 0 10px;
        width: 100%;
    }
    nav a { font-size: 18px; padding: 6px 0; }
    main { padding-top: 24px; max-width: 100%; }
    h1 { font-size: 22px; }
    h2 { font-size: 18px; margin-bottom: 16px; }
    .hero { font-size: 16px; margin-bottom: 24px; }
    ul.plain li { padding: 12px 0; }
    ul.plain ul li { padding: 6px 0; padding-left: 16px; }
    .qurv-image { margin: 16px 0 20px; max-width: 60%; }
    .contact-box { padding: 16px; max-width: 100%; }
    .btn { width: 100%; text-align: center; }
    .blog-list li { padding: 12px 0; }
    .blog-list .excerpt { font-size: 15px; }
    footer { padding: 16px; }
}

footer a {
    color: #666666;
    text-decoration: none;
    border-bottom: 1px solid #999999;
}

footer a:hover {
    color: #009c9c;
    border-bottom-color: #009c9c;
}