@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,700&family=Manrope:wght@400;500;700&display=swap');

:root {
    --bg: #f6fbf8;
    --surface: #ffffff;
    --surface-soft: #edf6f2;
    --text: #172026;
    --muted: #5a6872;
    --primary: #2f9c95;
    --primary-strong: #1f7e79;
    --accent: #033f63;
    --border: #c7ddd3;
    --shadow: 0 10px 30px rgba(3, 63, 99, 0.12);
    --radius-lg: 18px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --max-width: 1080px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--text);
    background:
        radial-gradient(circle at 85% 8%, rgba(47, 156, 149, 0.15), transparent 32%),
        radial-gradient(circle at 10% 18%, rgba(3, 63, 99, 0.1), transparent 28%),
        var(--bg);
    font-family: 'Manrope', 'Segoe UI', Tahoma, sans-serif;
    line-height: 1.65;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(rgba(3, 63, 99, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(3, 63, 99, 0.03) 1px, transparent 1px);
    background-size: 28px 28px;
    z-index: -1;
}

h1,
h2,
h3 {
    font-family: 'Fraunces', Georgia, serif;
    line-height: 1.2;
    margin-top: 0;
}

h1 {
    font-size: clamp(2rem, 4vw, 3.3rem);
    margin-bottom: 0.8rem;
}

h2 {
    font-size: clamp(1.3rem, 2.2vw, 2rem);
    margin-bottom: 0.75rem;
}

p {
    margin-top: 0;
}

a {
    color: var(--accent);
}

a:hover {
    color: var(--primary-strong);
}

.skip-link {
    position: absolute;
    left: 0.75rem;
    top: -100%;
    z-index: 1000;
    background: var(--accent);
    color: #ffffff;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
}

.skip-link:focus {
    top: 0.75rem;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 25;
    backdrop-filter: blur(8px);
    background: rgba(246, 251, 248, 0.88);
    border-bottom: 1px solid rgba(3, 63, 99, 0.1);
}

.site-header-inner {
    width: min(100% - 2rem, var(--max-width));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 0.85rem 0;
}

.site-brand {
    text-decoration: none;
    color: var(--accent);
    font-family: 'Fraunces', Georgia, serif;
    font-size: 1.25rem;
    font-weight: 700;
}

#headBar ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.title-link {
    display: inline-block;
    text-decoration: none;
    color: var(--muted);
    padding: 0.45rem 0.8rem;
    border-radius: 999px;
    font-size: 0.95rem;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.title-link:hover,
.title-link:focus-visible {
    background: rgba(47, 156, 149, 0.15);
    color: var(--accent);
    outline: none;
}

.title-link.active {
    background: var(--accent);
    color: #ffffff;
}

.page-shell {
    width: min(100% - 2rem, var(--max-width));
    margin: 2.2rem auto 3rem;
}

.hero {
    background: linear-gradient(145deg, rgba(47, 156, 149, 0.13), rgba(3, 63, 99, 0.12));
    border: 1px solid rgba(3, 63, 99, 0.1);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: clamp(1.4rem, 3vw, 2.5rem);
    margin-bottom: 1.4rem;
}

.hero-tag {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    border: 1px solid rgba(3, 63, 99, 0.2);
    background: rgba(255, 255, 255, 0.7);
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.9rem;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 1.1rem;
}

.card,
.blog-entry,
.contact-card,
.timeline-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 16px rgba(3, 63, 99, 0.08);
    padding: 1rem;
}

.card h3,
.timeline-item h3,
.contact-card h3 {
    margin-bottom: 0.4rem;
}

.project-embed {
    margin-top: 1.2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--surface);
}

.project-embed iframe {
    width: 100%;
    min-height: 460px;
    border: 0;
}

.project-embed figcaption {
    padding: 0.8rem 1rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
}

.content-section {
    margin-top: 1.3rem;
}

.blog-list {
    display: grid;
    gap: 1rem;
}

.blog-meta {
    color: var(--muted);
    font-size: 0.92rem;
    margin-bottom: 0.9rem;
}

.timeline {
    display: grid;
    gap: 0.8rem;
}

.contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.7rem;
}

.contact-list a {
    word-break: break-word;
}

.form-note {
    color: var(--muted);
    font-size: 0.95rem;
}

.contact-form {
    display: grid;
    gap: 0.65rem;
    margin-top: 0.75rem;
}

.form-label {
    font-weight: 700;
    color: var(--accent);
}

.form-input,
.form-textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: #ffffff;
    color: var(--text);
    font-family: inherit;
    font-size: 1rem;
    padding: 0.7rem 0.8rem;
}

.form-input:focus,
.form-textarea:focus {
    outline: 2px solid rgba(47, 156, 149, 0.45);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(47, 156, 149, 0.14);
}

.form-textarea {
    min-height: 180px;
    resize: vertical;
}

.form-button {
    justify-self: start;
    border: 0;
    border-radius: 999px;
    background: var(--accent);
    color: #ffffff;
    font-family: inherit;
    font-size: 0.96rem;
    font-weight: 700;
    padding: 0.66rem 1.15rem;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.15s ease;
}

.form-button:hover,
.form-button:focus-visible {
    background: var(--primary-strong);
    transform: translateY(-1px);
    outline: none;
}

.form-button:disabled {
    cursor: not-allowed;
    opacity: 0.7;
    transform: none;
}

.form-status {
    min-height: 1.2rem;
    margin: 0.2rem 0 0;
    font-size: 0.94rem;
    color: var(--muted);
}

.form-status.is-success {
    color: #136b57;
}

.form-status.is-error {
    color: #9b1c1c;
}

.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

.site-footer {
    border-top: 1px solid rgba(3, 63, 99, 0.12);
    margin-top: 2rem;
}

.site-footer-inner {
    width: min(100% - 2rem, var(--max-width));
    margin: 0 auto;
    padding: 1.1rem 0 2rem;
    color: var(--muted);
    font-size: 0.9rem;
}

@media only screen and (max-width: 760px) {
    .site-header-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    #headBar ul {
        width: 100%;
        gap: 0.4rem;
    }

    .title-link {
        width: 100%;
        text-align: center;
    }

    .project-embed iframe {
        min-height: 350px;
    }
}