:root {
    --background: #0b0d17;
    --surface: #111422;
    --muted: #1b1f32;
    --text: #f5f6fa;
    --secondary: #a0a8c3;
    --accent: #5de4a6;
    --accent-dark: #3bbf84;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--background);
    color: var(--text);
}

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

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

.container {
    width: min(1100px, 90vw);
    margin: 0 auto;
}

.hero {
    position: relative;
    padding: 2.7rem 0 4.4rem;
    background: linear-gradient(135deg, rgba(13, 16, 32, 0.9), rgba(8, 10, 20, 0.95));
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: url("../images/006A6851-positive.jpg") center center / cover no-repeat;
    transform: scale(1.05);
    opacity: 0.5;
    z-index: 0;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(6, 8, 16, 0.68), rgba(3, 4, 8, 0.9));
    z-index: 1;
}

.hero > .container {
    position: relative;
    z-index: 2;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4rem;
}

.logo {
    font-weight: 600;
    letter-spacing: 0.1em;
}

.nav-contact {
    color: var(--accent);
}

.hero-content {
    max-width: 640px;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.75rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    margin: 0 0 1rem;
    text-shadow: 0 8px 18px rgba(0, 0, 0, 0.45);
}

.lead {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    text-shadow: 0 6px 14px rgba(0, 0, 0, 0.4);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 1.5rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    transition: transform 150ms ease, background 150ms ease, color 150ms ease;
}

.btn.primary {
    background: var(--accent);
    color: #0b0d17;
}

.btn.primary:hover {
    background: var(--accent-dark);
    transform: translateY(-1px);
}

.btn.ghost {
    border-color: rgba(255, 255, 255, 0.3);
}

.btn.ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

main {
    display: flex;
    flex-direction: column;
    gap: 0;
}

main.content {
    width: min(820px, 92vw);
    margin: 0 auto;
    padding: 3rem 0 4rem;
}

.content p {
    margin: 1.3rem 0;
    line-height: 1.7;
}

.section {
    padding: 4rem 0;
}

.section.muted {
    background: var(--surface);
}

.section-heading {
    margin-bottom: 2rem;
    max-width: 640px;
}

h2 {
    margin: 0 0 0.75rem;
    font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.focus-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.focus-list > li {
    margin: 0;
}

.focus-card {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    background: var(--surface);
    padding: 1.15rem 1.35rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    min-height: 200px;
    height: 100%;
    color: var(--text);
    transition: border 150ms ease, color 150ms ease, transform 150ms ease;
}

.focus-card:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

.focus-card.is-disabled {
    pointer-events: none;
    cursor: default;
    opacity: 0.8;
}

.focus-card.is-disabled:hover {
    border-color: rgba(255, 255, 255, 0.05);
    transform: none;
}

.focus-card-title {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.focus-card:hover .focus-card-title {
    color: var(--accent);
}

.focus-card .focus-sublist {
    color: var(--secondary);
}

.focus-sublist {
    list-style: none;
    padding: 0.75rem 0 0 0.25rem;
    margin: 0;
    font-size: 0.9rem;
    color: var(--secondary);
}

.focus-card .focus-sublist {
    margin-top: auto;
}

.focus-sublist li + li {
    margin-top: 0.35rem;
}

.placeholder {
    color: var(--secondary);
}

.placeholder-block {
    border: 1px dashed rgba(255, 255, 255, 0.2);
    border-radius: 1rem;
    padding: 1.5rem;
    color: var(--secondary);
}

.content img,
.content figure img {
    width: min(100%, 820px);
    height: auto;
    display: block;
    margin: 1.5rem auto;
    border-radius: 0.75rem;
    box-shadow: 0 20px 45px rgba(4, 6, 14, 0.45);
}

.content figure {
    margin: 1.5rem 0;
}

.archive-tree {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.archive-year {
    background: var(--surface);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.5rem;
}

.archive-year-header {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    align-items: center;
}

.archive-year-toggle {
    background: none;
    border: none;
    color: var(--text);
    font: inherit;
    font-size: 1.4rem;
    display: flex;
    gap: 0.75rem;
    align-items: baseline;
    cursor: pointer;
    padding: 0;
}

.archive-year-toggle::before {
    content: "+";
    font-weight: 600;
}

.archive-year-toggle[aria-expanded="true"]::before {
    content: "-";
}

.archive-year-count {
    font-size: 0.95rem;
    color: var(--secondary);
}

.archive-expand-all {
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    padding: 0.4rem 0.9rem;
    background: transparent;
    color: var(--text);
    font: inherit;
    cursor: pointer;
    transition: border 150ms ease, color 150ms ease;
}

.archive-expand-all:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.archive-month-list {
    margin-top: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.archive-month-list[hidden] {
    display: none;
}

.archive-month {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.9rem;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
}

.archive-month-toggle {
    width: 100%;
    background: none;
    border: none;
    color: var(--text);
    font: inherit;
    padding: 0.9rem 1.25rem;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.archive-month-toggle[aria-expanded="true"] {
    color: var(--accent);
}

.archive-month-count {
    font-size: 0.9rem;
    color: var(--secondary);
}

.archive-posts {
    padding: 1rem 1.25rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.archive-posts[hidden] {
    display: none;
}

.post-card {
    display: block;
    background: var(--surface);
    border-radius: 0.75rem;
    padding: 1rem 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: border 150ms ease, transform 150ms ease;
}

.post-card:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

.post-card-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
}

.post-meta {
    margin-top: 0.35rem;
    font-size: 0.9rem;
    color: var(--secondary);
}

.archive-year-toggle:focus-visible,
.archive-month-toggle:focus-visible,
.archive-expand-all:focus-visible,
.post-card:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

.contact-form {
    background: var(--surface);
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-form .field {
    margin-bottom: 1.5rem;
}

.contact-form label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--secondary);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.9rem 1rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(11, 13, 23, 0.4);
    color: var(--text);
    font: inherit;
}

.contact-form textarea {
    resize: vertical;
}

.form-status {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--secondary);
}

.footer {
    padding: 2rem 0 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    color: var(--secondary);
}

@media (max-width: 640px) {
    .nav {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .contact-form {
        padding: 1.5rem;
    }
}