/* Photoentropy CSS - Modern Hugo Version */

/* ========================================
   CSS Custom Properties (Variables)
   ======================================== */
:root {
    /* Colors - Light Mode */
    --color-bg: #fff;
    --color-bg-content: #fff;
    --color-text: #444;
    --color-text-muted: #666;
    --color-link: #0768a9;
    --color-link-hover: #0768a9;
    --color-border: #000;
    --color-nav-bg: #000;
    --color-nav-text: #fff;
    --color-nav-hover: #0768a9;
    --color-shadow: rgba(0, 0, 0, 0.3);
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 15px;
    --space-lg: 20px;
    --space-xl: 30px;
    
    /* Sizing */
    --max-width-content: 1000px;
    --max-width-text: 900px;
    --max-width-photo-info: 950px;
    --thumb-size: 100px;
    
    /* Typography */
    --font-family: Helvetica, "Helvetica Neue", Arial, Geneva, Verdana, sans-serif;
    --font-size-base: 90%;
    --font-size-archives: 90%;
    --line-height: 1.4;
}

/* Dark Mode Colors */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #222;
        --color-bg-content: #222;
        --color-text: #e0e0e0;
        --color-text-muted: #aaa;
        --color-link: #5ba3d9;
        --color-link-hover: #7bb8e3;
        --color-border: #e0e0e0;
        --color-shadow: rgba(0, 0, 0, 0.5);
    }
}

/* ========================================
   Base & Reset
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    color-scheme: light dark;
}

body {
    margin: 0;
    padding: 0;
    color: var(--color-text);
    font: var(--font-size-base)/var(--line-height) var(--font-family);
    background: var(--color-bg);
}

a {
    color: var(--color-link);
    text-decoration: none;
}

a:hover {
    color: var(--color-link-hover);
    text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-weight: normal;
}

p { margin: 0 0 0.75em; }

ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

img {
    max-width: 100%;
    height: auto;
}

/* Clearfix */
.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

/* ========================================
   Header Navigation
   ======================================== */
header#head {
    background: var(--color-nav-bg);
}

#head nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: stretch;
    max-width: 975px;
    margin: 0 auto;
}

header#head nav a {
    color: #fff;
    text-decoration: none;
    padding: 0.4rem 1.25rem;
    display: flex;
    align-items: center;
}

header#head nav a:hover {
    text-decoration: none;
    background-color: var(--color-nav-hover);
}
.nav-logo-wrap {
    display: flex;
    align-items: stretch;
}

.nav-logo {
    padding: 0.4rem 1rem;
}

header#head nav a.nav-logo:hover {
    background: transparent;
}

.nav-logo img {
    display: block;
    height: 25px;
    width: auto;
    cursor: pointer;
}

.nav-links {
    display: flex;
    align-items: stretch;
}

.nav-right {
    display: flex;
    align-items: stretch;
    margin-left: auto;
}

.nav-older,
.nav-newer {
    display: flex;
    width: 6rem;
}

.nav-older {
    justify-content: flex-end;
}

.nav-older a {
    padding-right: 1.5rem;
}

.nav-newer {
    justify-content: flex-start;
}

.nav-newer a {
    padding-left: 1.5rem;
}

/* Mobile: 3 lines - logo, Archives/About, Older/Newer */
@media (max-width: 600px) {
    #head nav {
        flex-direction: column;
        align-items: center;
    }
    
    .nav-logo-wrap {
        width: 100%;
        justify-content: center;
    }
    
    .nav-links {
        width: 100%;
        justify-content: center;
    }
    
    .nav-right {
        width: 100%;
        justify-content: center;
        margin-left: 0;
    }
    
    .nav-older,
    .nav-newer {
        width: auto;
    }
    
    .nav-older {
        justify-content: center;
    }
    
    .nav-newer {
        justify-content: center;
    }
    
    .nav-older a,
    .nav-newer a {
        padding: .4rem 1.25rem;
    }
}
/* ========================================
   Photo Display
   ======================================== */
#photo {
    margin-top: var(--space-md);
}

#photo section {
    margin: 0 auto;
    //padding: var(--space-lg) var(--space-md);
    max-width: var(--max-width-content);
    text-align: center;
    //background: var(--color-bg-content);
}

#photo section img, #photo section video {
    max-width: 100%;
    width: auto;
    //max-height: 85vh;
    box-shadow: 1px 1px 5px var(--color-shadow);
}

/* ========================================
   Photo Info
   ======================================== */
#photoInfo {
    max-width: var(--max-width-photo-info);
    margin: 0 auto;
    padding: var(--space-md);
}

.photoTitle {
    font-size: 1.5em;
    text-transform: capitalize;
    margin-bottom: var(--space-xs);
}

.photoDate {
    font-size: 1em;
    margin: 0;
}

.photoDate a {
    color: var(--color-link);
}

.photoMeta {
    font-size: 1em;
    margin-top: var(--space-xs);
}

.photoCamera {
    margin-bottom: 0;
    margin-top: var(--space-sm);
}

.photoLocation {
    margin-bottom: var(--space-sm);
}

.photoText {
    margin-top: var(--space-md);
    color: var(--color-text-muted);
}

/* Two-column layout for larger screens */
@media (min-width: 600px) {
    #photoInfo {
        display: grid;
        grid-template-columns: auto 1fr;
        gap: var(--space-xl);
        padding: 0;
    }
    
    #photoInfoLeft {
        min-width: 200px;
    }
}

/* ========================================
   On This Day
   ======================================== */
#onThisDay {
    margin: var(--space-lg) auto;
}

#onThisDayInner {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--space-md);
    text-align: center;
    //background: var(--color-bg-content);
}

#onThisDayInner > p {
    color: var(--color-text-muted);
    font-size: 1.1em;
    margin-bottom: var(--space-md);
}

.onThisDayEntry {
    display: inline-block;
    position: relative;
    margin: var(--space-xs) var(--space-sm);
    vertical-align: top;
}

.onThisDayEntry img {
    width: var(--thumb-size);
    height: var(--thumb-size);
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 0 6px var(--color-shadow);
}

.onThisDayEntry h3 {
    position: absolute;
    bottom: 4px;
    left: 0;
    width: var(--thumb-size);
    margin: 0;
    padding: 5px 0;
    color: #fff;
    font-size: 1.3em;
    text-shadow: 0 0 4px rgba(0, 0, 0, 0.9);
}

.onThisDayEntry a:hover {
    text-decoration: none;
}

.onThisDayLogo img {
    //background: var(--color-bg-content);
    background: #fff;
}

/* ========================================
   Footer Navigation
   ======================================== */
#bottomElsewhere {
    background: var(--color-nav-bg);
    margin-top: var(--space-lg);
}

#bottomElsewhere nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    min-height: 36px;
    padding: 0;
    margin: 0;
}

#bottomElsewhere nav ul li a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--color-nav-text);
    font-size: 15px;
}

#bottomElsewhere nav ul li a:hover {
    text-decoration: none;
    background-color: var(--color-nav-hover);
}

/* Hide footer nav on larger screens */
@media (min-width: 800px) {
    #bottomElsewhere {
        display: none;
    }
}

/* ========================================
   Archives Page
   ======================================== */
#archive {
    max-width: var(--max-width-text);
    margin: var(--space-md) auto;
    padding: var(--space-lg);
    background: var(--color-bg-content);
}

#archive header {
    border-bottom: 3px solid var(--color-border);
    padding-bottom: var(--space-sm);
    margin-bottom: var(--space-md);
}

#archive header h1 {
    font-size: 2em;
}

/* Mobile dropdowns */
.archiveSelects {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.archiveSelect {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.archiveSelect label {
    font-weight: bold;
}

.archiveSelect select {
    padding: var(--space-sm);
    font-size: 1em;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background: var(--color-bg-content);
    color: var(--color-text);
}

/* Desktop column layout */
.archiveColumns {
    display: none;
}

.archiveColumn {
    margin-bottom: var(--space-lg);
}

.archiveColumnHeading {
    font-weight: bold;
    font-size: 1.1em;
    margin-bottom: var(--space-sm);
}

.archiveList li {
    margin-bottom: var(--space-xs);
    font-size: var(--font-size-archives);
}

/* Month column special layout */
.archiveColumnMonth .archiveYear {
    margin-bottom: var(--space-sm);
}

.archiveYearHeading {
    font-weight: bold;
    display: block;
    margin-right: var(--space-sm);
    margin-bottom: 0;
}

.archiveMonthList {
    display: inline;
    font-size: var(--font-size-archives);
}

.archiveMonthList li {
    display: inline;
    margin-right: var(--space-sm);
}

/* Switch to columns on larger screens */
@media (min-width: 600px) {
    .archiveSelects {
        display: none;
    }
    
    /* Always show dropdowns on archive detail pages */
    .archiveDetailSelects {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .archiveColumns {
        display: flex;
        gap: var(--space-xl);
    }
    
    .archiveColumn {
        flex: 1;
        min-width: 0;
    }
    
    .archiveColumnMonth {
        flex: 2;
    }
}

/* Archive detail page dropdowns - horizontal layout on larger screens */
.archiveDetailSelects {
    margin-bottom: var(--space-lg);
    gap: var(--space-md);
}

.archiveDetailSelects .archiveSelect {
    flex: 1;
    min-width: 150px;
}

/* ========================================
   Archive Detail Pages (Camera/Location/Month)
   ======================================== */
.archiveNav {
    margin-bottom: var(--space-lg);
}

.archiveThumbs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
}

.archiveThumb {
    width: var(--thumb-size);
    height: var(--thumb-size);
    object-fit: cover;
    border-radius: 50%;
    transition: opacity 0.2s;
}

.archiveThumb:hover {
    opacity: 0.8;
}

/* ========================================
   About Page
   ======================================== */
#about {
    max-width: var(--max-width-text);
    margin: var(--space-md) auto;
    padding: var(--space-lg);
    background: var(--color-bg-content);
}

#about header {
    border-bottom: 3px solid var(--color-border);
    padding-bottom: var(--space-sm);
    margin-bottom: var(--space-md);
}

#about header h1 {
    font-size: 2em;
}

#about section {
    line-height: 1.6;
}

/* ========================================
   Responsive Adjustments
   ======================================== */

/* Small screens */
@media (max-width: 480px) {
    :root {
        --thumb-size: 80px;
    }
    
    .photoTitle {
        font-size: 1.5em;
    }
    
    #photo section {
        padding: var(--space-sm);
    }
    
    #archive,
    #about {
        margin: var(--space-sm);
        padding: var(--space-md);
    }
}

/* Medium screens */
@media (min-width: 481px) and (max-width: 768px) {
    #photo section img {
        max-width: 95%;
    }
}

/* Large screens */
@media (min-width: 992px) {
    #photo section img {
        //max-width: 990px;
    }
}