/* Field Notes / Margin Notes: sitewide design layer.
   Existing component behavior remains in main.css. */
:root {
    --color-bg: #f4f0e7;
    --color-bg-elevated: #e3e9dc;
    --color-text: #2b322b;
    --color-text-muted: #536057;
    --color-border: #9ca99d;
    --color-rust: #8c4c40;
    --color-gold: #92601b;
    --color-sage: #376b59;
    --color-lavender: #6e4f78;
    --measure: 980px;
    --font-body: Georgia, 'EB Garamond', serif;
    --font-ui: Arial, Helvetica, sans-serif;
}
html { font-size: 18px; }
body { background: var(--color-bg); color: var(--color-text); background-image: none; line-height: 1.55; }
.page { max-width: var(--measure); padding: 0 24px; }
a { text-underline-offset: 3px; }
.color-bars { height: 5px; }
.site-header { padding: 0; border-bottom: 2px solid var(--color-text); }
.nav { align-items: center; gap: 12px 22px; min-height: 84px; }
.nav-home { margin-right: auto; gap: 9px; text-decoration: none; }
.nav-site-name { font: 700 17px/1.2 var(--font-ui); color: var(--color-text); white-space: nowrap; }
.nav-icon { width: 28px; height: 28px; }
.nav a:not(.nav-logo) { font: 600 15px/1.3 var(--font-ui); color: var(--color-text); }
.nav a:nth-child(n) { color: var(--color-text); }
.nav a:not(.nav-logo).active, .nav a:not(.nav-logo):hover { color: var(--color-rust); }
.main { padding-top: 0; }
.page-header { padding: 58px 0 31px; border-bottom: 1px solid var(--color-border); margin-bottom: 30px; }
.page-title { font: 400 clamp(3rem, 6vw, 5rem)/1.03 var(--font-body); letter-spacing: -.055em; margin-bottom: 16px; }
.page-description { font: 1.18rem/1.5 var(--font-body); max-width: 660px; color: var(--color-text); }
.post .page-title { font-size: clamp(2.8rem, 5.5vw, 4.5rem); }
.site-footer { border-top: 1px solid var(--color-border); margin-top: 60px; padding: 29px 0 48px; }
.footer-nav, .footer-social { gap: 8px 16px; }
.footer-nav a, .footer-social a { font: 14px/1.5 var(--font-ui); color: var(--color-text); text-decoration: underline; text-underline-offset: 3px; }
.footer-copyright { font: 13px var(--font-ui); }
/* Home */
.home-intro { padding: 64px 0 77px; gap: 44px; margin: 0; align-items: flex-start; }
.intro-text { max-width: 640px; }
.home-kicker, .section-eyebrow { font: 700 12px/1.5 var(--font-ui); letter-spacing: .13em; text-transform: uppercase; color: var(--color-rust); }
.home-kicker { display: block; margin-bottom: 16px; }
.intro-greeting { font: 400 clamp(3.2rem, 7vw, 5.1rem)/1.02 var(--font-body); letter-spacing: -.055em; color: var(--color-text); margin-bottom: 22px; }
.greeting-name { font: inherit; letter-spacing: inherit; border: 0; background: transparent; color: var(--color-rust); padding: 0; cursor: pointer; text-decoration: underline; text-decoration-style: dotted; text-decoration-thickness: 2px; text-underline-offset: 8px; }
.greeting-name:focus-visible { outline: 3px solid var(--color-rust); outline-offset: 4px; }
.intro-bio { font-size: 1.18rem; line-height: 1.5; }
.intro-bio + .intro-bio { margin-top: 14px; }
.intro-photo { width: 230px; height: 300px; border: 0; border-radius: 4px; box-shadow: none; transform: none; object-position: center 35%; }
.home-section { border-top: 1px solid var(--color-border); padding: 38px 0; }
.home-section:last-child { margin-bottom: 0; }
.section-title { font: italic 400 clamp(1.7rem, 3vw, 2.1rem)/1.15 var(--font-body); margin-bottom: 20px; }
.latest-section { padding-top: 38px; }
.latest-post-title { font: 400 clamp(1.6rem, 3vw, 2.1rem)/1.18 var(--font-body); margin-bottom: 8px; }
.latest-post-title a:link, .latest-post-title a:visited { color: var(--color-text); text-decoration: underline; text-decoration-color: var(--color-border); text-underline-offset: 4px; }
.latest-post-title a:hover { color: var(--color-rust); }
.latest-post-date, .latest-more-date, .talk-callout-meta { font: 14px/1.5 var(--font-ui); color: var(--color-text-muted); }
.latest-post-excerpt { font-size: 1rem; max-width: 720px; }
.latest-more { border-color: var(--color-border); }
.latest-more-item { border-bottom: 1px dotted var(--color-border); }
.latest-more-title { font: 600 1rem/1.35 var(--font-body); text-decoration: underline; text-decoration-color: var(--color-border); text-underline-offset: 3px; }
.keep-reading, .section-link { color: var(--color-rust); text-decoration: underline; font: 600 15px var(--font-ui); }
.talk-callout { background: var(--color-bg-elevated); border-left: 5px solid var(--color-sage); padding: 24px; margin: 14px 0 28px; }
.talk-callout-title { font: 400 clamp(1.45rem, 3vw, 1.85rem)/1.2 var(--font-body); margin: 4px 0 8px; }
.talk-callout-title a { text-decoration: underline; text-decoration-color: var(--color-border); text-underline-offset: 4px; }
section.home-section.searches-section { margin: 0 0 25px; padding: 24px; background: var(--color-bg-elevated); border: 0; border-left: 5px solid var(--color-sage); border-radius: 0; }
.searches-section .section-title { font: italic 400 1.5rem/1.2 var(--font-body); }
.search-list { gap: 5px; }
.search-item { display: block; }
.search-item details { width: fit-content; max-width: 100%; }
.search-item summary { cursor: pointer; font: 15px/1.5 var(--font-ui); color: var(--color-text); }
.search-item summary::marker { color: var(--color-rust); }
.search-answer { display: block; margin: 3px 0 7px 19px; font: 14px/1.45 var(--font-ui); color: var(--color-text-muted); }
.search-query { font: 15px/1.5 var(--font-ui); color: var(--color-text); }
.project-list { columns: 2; column-gap: 36px; }
.project-list li { margin-bottom: 15px; }
.project-info a { color: var(--color-text); text-decoration: underline; text-decoration-color: var(--color-border); font-weight: 600; }
.project-desc { font-size: 15px; color: var(--color-text-muted); }
/* Projects */
.projects-list { max-width: none; }
.project-group { border-top: 1px solid var(--color-border); padding: 30px 0 4px; }
.project-group > h2 { font: 700 13px/1.5 var(--font-ui); text-transform: uppercase; letter-spacing: .13em; color: var(--color-rust); margin-bottom: 20px; }
.project-feature { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 29px; align-items: start; position: relative; padding: 25px 0; margin: 0; border-top: 1px dotted var(--color-border); }
.project-group .project-feature:first-of-type { border-top: 0; padding-top: 4px; }
.project-feature-image-link { width: 210px; position: relative; display: block; z-index: 1; }
.project-feature-img { width: 210px; height: 160px; object-position: top; border: 5px solid #fff; border-radius: 0; box-shadow: 3px 4px 0 var(--color-border); }
.project-feature-tag { font: 700 12px/1.3 var(--font-ui); letter-spacing: .11em; color: var(--color-rust); }
.project-feature-title { font: 400 clamp(1.5rem, 3vw, 1.9rem)/1.12 var(--font-body); margin: 0 0 8px; }
.project-feature-title a:link, .project-feature-title a:visited { color: var(--color-text); text-decoration: underline; text-decoration-color: var(--color-border); text-underline-offset: 4px; }
.project-feature-pitch { font: italic 1rem/1.4 var(--font-body); color: var(--color-text-muted); margin-bottom: 7px; }
.project-feature-desc { font: .94rem/1.55 var(--font-body); color: var(--color-text); margin-bottom: 8px; }
.project-feature-link { color: var(--color-rust); font: 600 15px/1.3 var(--font-ui); text-decoration: underline; }
.project-play { grid-column: 2; justify-self: start; margin-top: -12px; background: none; border: 1px dotted var(--color-rust); padding: 6px 9px; color: var(--color-rust); cursor: pointer; font: 700 12px var(--font-ui); }
.project-play:hover, .project-play[aria-pressed="true"] { background: var(--color-bg-elevated); }
.project-ai { grid-template-columns: 1fr; }
.project-ai-full { grid-column: 1 / -1; }
/* Keep the signature effects while supporting keyboard focus and tap. */
/* Joy Machines - full chaos on hover */
.project-joy {
    transition: all 0.3s ease;
    position: relative;
}

.project-joy-image {
    position: relative;
}

.project-joy-image::before {
    content: "";
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    background: linear-gradient(
        45deg,
        #ff00ff,
        #00ffff,
        #ffff00,
        #ff6600,
        #ff00ff,
        #00ffff
    );
    background-size: 300% 300%;
    border-radius: 16px;
    filter: blur(12px);
    opacity: 0;
    z-index: -1;
    animation: joyLeak 4s ease-in-out infinite;
    transition: opacity 0.5s ease;
}

.project-joy:is(:hover,.is-playing) .project-joy-image::before {
    opacity: 0.6;
}

@keyframes joyLeak {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.project-joy:is(:hover,.is-playing) {
    background: linear-gradient(
        135deg,
        rgba(255, 0, 255, 0.08),
        rgba(0, 255, 255, 0.08),
        rgba(255, 255, 0, 0.08),
        rgba(255, 102, 0, 0.08)
    );
    background-size: 400% 400%;
    animation: joyChaosBackground 3s ease-in-out infinite;
    border-radius: 12px;
    padding: var(--space-md);
    margin: calc(-1 * var(--space-md));
    margin-bottom: var(--space-xl);
}

@keyframes joyChaosBackground {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.project-joy:is(:hover,.is-playing) .project-feature-title a {
    animation: joyTitleColor 1.5s linear infinite;
}

@keyframes joyTitleColor {
    0% { color: #ff00ff; }
    25% { color: #00ffff; }
    50% { color: #ffff00; }
    75% { color: #ff6600; }
    100% { color: #ff00ff; }
}

.project-joy:is(:hover,.is-playing) .project-feature-pitch {
    animation: joyWobble 0.5s ease-in-out infinite alternate;
}

@keyframes joyWobble {
    0% { transform: rotate(-0.5deg); }
    100% { transform: rotate(0.5deg); }
}

.project-joy:is(:hover,.is-playing) .project-feature-link {
    animation: joyLinkPulse 0.8s ease-in-out infinite alternate;
}

@keyframes joyLinkPulse {
    0% { color: #ff00ff; letter-spacing: 0; }
    100% { color: #00ffff; letter-spacing: 2px; }
}

.project-joy:is(:hover,.is-playing) .project-feature-img {
    animation: joyImgSpin 4s linear infinite;
    border-radius: 50%;
}

@keyframes joyImgSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* SendReady - DELIVERED / SPAM stamp */
.project-sendready-image {
    position: relative;
    overflow: visible;
}

.project-sendready-image::after {
    content: "DELIVERED";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-12deg) scale(0);
    font-family: var(--font-ui);
    font-size: 1.6rem;
    font-weight: bold;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-sage);
    border: 3px solid var(--color-sage);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-sm);
    background: rgba(24, 27, 32, 0.85);
    opacity: 0;
    pointer-events: none;
    transition: none;
}

.project-sendready:is(:hover,.is-playing) .project-sendready-image::after {
    animation: stampCycle 3s ease-in-out infinite;
}

@keyframes stampCycle {
    0% {
        content: "DELIVERED";
        color: var(--color-sage);
        border-color: var(--color-sage);
        opacity: 0;
        transform: translate(-50%, -50%) rotate(-12deg) scale(1.5);
    }
    10% {
        content: "DELIVERED";
        color: var(--color-sage);
        border-color: var(--color-sage);
        opacity: 1;
        transform: translate(-50%, -50%) rotate(-12deg) scale(1);
    }
    40% {
        content: "DELIVERED";
        color: var(--color-sage);
        border-color: var(--color-sage);
        opacity: 1;
        transform: translate(-50%, -50%) rotate(-12deg) scale(1);
    }
    50% {
        opacity: 0;
        transform: translate(-50%, -50%) rotate(-12deg) scale(0.8);
    }
    55% {
        content: "SPAM";
        color: var(--color-rust);
        border-color: var(--color-rust);
        opacity: 0;
        transform: translate(-50%, -50%) rotate(-12deg) scale(1.5);
    }
    65% {
        content: "SPAM";
        color: var(--color-rust);
        border-color: var(--color-rust);
        opacity: 1;
        transform: translate(-50%, -50%) rotate(-12deg) scale(1);
    }
    90% {
        content: "SPAM";
        color: var(--color-rust);
        border-color: var(--color-rust);
        opacity: 1;
        transform: translate(-50%, -50%) rotate(-12deg) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) rotate(-12deg) scale(0.8);
    }
}

/* Coffee - steam wisps */
.project-coffee-image {
    position: relative;
    overflow: visible;
}

.project-coffee-image::before,
.project-coffee-image::after {
    content: "";
    position: absolute;
    top: -15px;
    width: 30px;
    height: 45px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 50%;
    filter: blur(6px);
    opacity: 0;
    transition: opacity 0.3s;
}

.project-coffee-image::before {
    left: 30%;
}

.project-coffee-image::after {
    left: 55%;
    animation-delay: 0.3s;
}

.project-coffee:is(:hover,.is-playing) .project-coffee-image::before,
.project-coffee:is(:hover,.is-playing) .project-coffee-image::after {
    opacity: 1;
    animation: steam 2s ease-in-out infinite;
}

.project-coffee:is(:hover,.is-playing) .project-coffee-image::after {
    animation-delay: 0.5s;
}

@keyframes steam {
    0%, 100% {
        transform: translateY(0) scaleX(1);
        opacity: 0;
    }
    20% {
        opacity: 0.8;
    }
    50% {
        transform: translateY(-30px) scaleX(1.4);
        opacity: 0.6;
    }
    100% {
        transform: translateY(-60px) scaleX(0.8);
        opacity: 0;
    }
}

/* Overengineering - increasingly over-designed on hover */
.project-overengineering {
    transition: all 0.3s ease;
}

.project-overengineering:is(:hover,.is-playing) {
    background: linear-gradient(135deg, rgba(239, 100, 97, 0.05), rgba(228, 179, 99, 0.05), rgba(93, 183, 161, 0.05));
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--space-md);
    margin: calc(-1 * var(--space-md));
    margin-bottom: var(--space-xl);
    box-shadow:
        0 4px 6px rgba(0, 0, 0, 0.1),
        0 8px 12px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.project-overengineering:is(:hover,.is-playing) .project-feature-title {
    text-shadow: 1px 1px 0 var(--color-rust);
}

.project-overengineering:is(:hover,.is-playing) .project-feature-img {
    border: 3px solid var(--color-gold);
    box-shadow: 0 0 0 3px var(--color-rust), 0 0 0 6px var(--color-lavender);
}

/* Flipper - RGB glitch effect */
.project-flipper-image {
    position: relative;
}

.project-flipper:is(:hover,.is-playing) .project-flipper-image .project-feature-img {
    animation: glitch 0.5s ease 3;
}

@keyframes glitch {
    0%, 100% {
        filter: none;
    }
    25% {
        filter: drop-shadow(-3px 0 0 rgba(255, 0, 0, 0.7)) drop-shadow(3px 0 0 rgba(0, 255, 255, 0.7));
    }
    50% {
        filter: drop-shadow(2px 0 0 rgba(255, 0, 255, 0.7)) drop-shadow(-2px 0 0 rgba(0, 255, 0, 0.7));
    }
    75% {
        filter: drop-shadow(-2px 0 0 rgba(0, 0, 255, 0.7)) drop-shadow(2px 0 0 rgba(255, 255, 0, 0.7));
    }
}

/* Lightweight styles for remaining pages retain their existing controls. */
.blog-post, .post-item { border-color: var(--color-border); }
.filter-btn, .tag { border-radius: 3px; }
.newsletter-cta { background: var(--color-bg-elevated); border-color: var(--color-border); }
.newsletter-input { background: #fff; color: var(--color-text); border-color: var(--color-border); }
.newsletter-btn, .post-subscribe-btn { color: #fff; }
@media (max-width: 700px) {
    .page { padding: 0 19px; }
    .nav { flex-wrap: wrap; justify-content: flex-start; gap: 10px 17px; padding: 17px 0; }
    .nav-home { width: 100%; margin: 0; }
    .nav a:not(.nav-logo) { font-size: 14px; }
    .site-header { padding: 0; }
    .home-intro { flex-direction: column-reverse; align-items: flex-start; text-align: left; padding: 40px 0 47px; gap: 26px; }
    .intro-photo { width: 155px; height: 185px; }
    .intro-greeting { font-size: clamp(3rem, 13vw, 4.2rem); }
    .home-section { padding: 31px 0; }
    .talk-callout { padding: 20px; }
    section.home-section.searches-section { padding: 20px; }
    .project-list { columns: 1; }
    .page-header { padding: 40px 0 25px; }
    .page-title, .post .page-title { font-size: clamp(2.8rem, 12vw, 4rem); }
    .project-feature { grid-template-columns: 1fr; gap: 12px; padding: 22px 0; }
    .project-feature-image-link { width: 100%; }
    .project-feature-img { width: 100%; height: 210px; }
    .project-play { grid-column: 1; margin-top: 0; }
    .project-feature-title { font-size: 1.7rem; }
    .site-footer { margin-top: 43px; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .intro-photo { transform: none; }
}
/* Hover surprises should not push adjacent entries around. */
.project-joy:is(:hover,.is-playing),
.project-overengineering:is(:hover,.is-playing) {
    margin: 0;
    padding: 25px 0;
}
@media (max-width: 700px) {
    .project-joy:is(:hover,.is-playing),
    .project-overengineering:is(:hover,.is-playing) { padding: 22px 0; }
}
/* About, short-letter direction. */
.about-letter .about-header { align-items: center; gap: 36px; padding: 55px 0 40px; margin: 0; }
.about-letter .about-header-text .page-title { font: 400 clamp(3rem, 6vw, 4.5rem)/1.05 var(--font-body); letter-spacing: -.055em; margin: 12px 0 18px; }
.about-letter .about-header-text p { font: 1.2rem/1.45 var(--font-body); max-width: 620px; }
.about-letter .about-photo { width: 210px; height: 250px; border-radius: 4px; object-position: center 35%; }
.about-letter .about-callout { background: var(--color-bg-elevated); border: 0; border-left: 5px solid var(--color-sage); border-radius: 0; padding: 24px; margin: 15px 0 38px; }
.about-letter .about-section { border-top: 1px solid var(--color-border); padding: 30px 0; margin: 0; }
.about-letter .about-section h2 { font: italic 400 1.8rem/1.2 var(--font-body); margin: 0 0 12px; }
.about-letter .about-section p { max-width: 750px; margin: 0 0 15px; }
.about-letter .about-links { margin-top: 20px; gap: 8px 18px; }
.about-letter .about-links a { color: var(--color-rust); text-decoration: underline; font: 14px var(--font-ui); }
@media(max-width:700px) {
    .about-letter .about-header { flex-direction: column-reverse; align-items: flex-start; gap: 25px; padding: 38px 0; }
    .about-letter .about-photo { width: 155px; height: 185px; }
    .about-letter .about-header-text .page-title { font-size: clamp(3rem, 12vw, 4rem); }
    .about-letter .about-callout { padding: 20px; }
}

/* Touch browsers may retain a synthetic hover after a tap. The button state wins. */
@media (hover: none) {
    .project-joy:not(.is-playing) .project-joy-image::before { opacity: 0; animation: none; }
    .project-joy:not(.is-playing) .project-feature-img,
    .project-flipper:not(.is-playing) .project-feature-img { animation: none; filter: none; }
    .project-sendready:not(.is-playing) .project-sendready-image::after { animation: none; opacity: 0; }
    .project-coffee:not(.is-playing) .project-coffee-image::before,
    .project-coffee:not(.is-playing) .project-coffee-image::after { animation: none; opacity: 0; }
    .project-overengineering:not(.is-playing),
    .project-joy:not(.is-playing) { box-shadow: none; background: transparent; }
}