/*
 * Upshot Books - Static Site Styles
 *
 * Easy to customize:
 * - Change colors in :root section below
 * - Fonts: body uses Georgia, headings use system fonts
 * - Max content width: 800px for reading, 1100px for listings
 */

/* ========================================
   THEME COLORS - Edit these to change look
   ======================================== */
:root {
    --color-primary: #c45c20;      /* Orange - links, accents */
    --color-primary-dark: #a04a18; /* Darker orange - hover states */
    --color-bg: #d4a55a;           /* Warm tan - header/footer bg */
    --color-bg-light: #f5e6d3;     /* Light tan - card backgrounds */
    --color-content-bg: #fffef9;   /* Off-white - main content area */
    --color-text: #2c2c2c;         /* Near-black - body text */
    --color-text-light: #5a5a5a;   /* Gray - secondary text */
    --color-white: #fff;
}

/* ========================================
   BASE STYLES
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
}

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

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

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

/* ========================================
   LAYOUT
   ======================================== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Narrower container for reading content */
.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   HEADER
   ======================================== */
header {
    background: var(--color-bg);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--color-primary);
}

.logo img {
    height: 50px;
    width: auto;
}

.logo h1 {
    margin: 0;
    font-size: 1.6rem;
    font-weight: normal;
    letter-spacing: 0.5px;
}

.logo p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-style: italic;
}

/* ========================================
   NAVIGATION - BEM Pattern

   Block: .site-nav
   Elements: __list, __item, __link, __dropdown
   Modifiers: --active, --open, --hero, --promo, --new

   VISIBILITY TOGGLES - Edit these to show/hide nav items site-wide
   ======================================== */

/* Optional nav items - flip display to show */
.site-nav__item--hero  { display: none; }  /* Featured/hero link */
.site-nav__item--promo { display: none; }  /* Promotional link */
.site-nav__item--new   { display: none; }  /* New content badge */

/* Nav container */
.site-nav {
    display: flex;
    align-items: center;
}

/* Primary list */
.site-nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 5px;
}

/* List items */
.site-nav__item {
    position: relative;
}

/* Links */
.site-nav__link {
    display: block;
    padding: 8px 14px;
    color: var(--color-white);
    font-size: 0.95rem;
    border-radius: 3px;
    transition: background 0.2s, color 0.2s;
}

.site-nav__link:hover,
.site-nav__link--active {
    background: var(--color-primary);
    color: var(--color-white);
    text-decoration: none;
}

/* Dropdown menus */
.site-nav__dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    list-style: none;
    margin: 0;
    padding: 5px 0;
    background: var(--color-white);
    min-width: 180px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    border-radius: 4px;
    z-index: 200;
}

.site-nav__item:hover > .site-nav__dropdown {
    display: block;
}

.site-nav__dropdown .site-nav__link {
    color: var(--color-text);
    padding: 8px 16px;
    border-radius: 0;
}

.site-nav__dropdown .site-nav__link:hover {
    background: var(--color-bg-light);
    color: var(--color-primary);
}

/* Nested dropdown (level 2+) */
.site-nav__dropdown .site-nav__dropdown {
    top: -5px;
    left: 100%;
}

/* Mobile menu toggle */
.site-nav__toggle {
    display: none;
    background: none;
    border: 2px solid var(--color-white);
    border-radius: 4px;
    padding: 8px 12px;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--color-white);
}

/* ========================================
   MAIN CONTENT AREA
   ======================================== */
main {
    background: var(--color-content-bg);
    padding: 50px 0 70px;
    min-height: calc(100vh - 250px);
}

.page-title {
    color: var(--color-primary);
    font-size: 2.2rem;
    font-weight: normal;
    margin: 0 0 10px;
    line-height: 1.3;
}

.page-subtitle {
    color: var(--color-text-light);
    font-size: 1.1rem;
    font-style: italic;
    margin: 0 0 30px;
}

/* ========================================
   ARTICLE / ESSAY READING STYLES
   ======================================== */
article {
    font-size: 1.1rem;
    line-height: 1.85;
}

article p {
    margin: 0 0 1.5em;
}

article h2 {
    color: var(--color-primary);
    font-size: 1.6rem;
    font-weight: normal;
    margin: 2em 0 0.7em;
}

article h3, article h4 {
    color: var(--color-text);
    font-size: 1.2rem;
    margin: 1.5em 0 0.5em;
}

article blockquote {
    margin: 1.5em 0;
    padding: 0 0 0 25px;
    border-left: 3px solid var(--color-primary);
    font-style: italic;
    color: var(--color-text-light);
}

article img {
    margin: 1.5em 0;
    border-radius: 4px;
}

/* Float image left for bio-style layout */
article .float-left {
    float: left;
    margin: 0 25px 15px 0;
    max-width: 280px;
}

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

/* ========================================
   BOOKSHELF - Book-style card display
   ======================================== */
.bookshelf {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
    gap: 35px;
    margin: 0 0 20px;
    padding: 20px 30px 50px;
    background:
        linear-gradient(180deg,
            transparent 0%,
            transparent calc(100% - 50px),
            #c4956b calc(100% - 50px),
            #a07850 calc(100% - 47px),
            #8b5a2b calc(100% - 44px),
            #8b5a2b calc(100% - 30px),
            #6b4423 calc(100% - 30px),
            #4a2f18 100%
        );
    border-radius: 4px;
    position: relative;
}

/* Shelf shadow under books */
.bookshelf::after {
    content: '';
    position: absolute;
    bottom: 48px;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(180deg, rgba(0,0,0,0.3), transparent);
    pointer-events: none;
    z-index: 5;
}

.book {
    width: 180px;
    text-align: center;
    transition: transform 0.2s;
    position: relative;
    z-index: 10;
    margin-bottom: -50px;
}

.book:hover {
    transform: translateY(-10px);
}

.book__cover {
    width: 160px;
    height: 240px;
    margin: 0 auto 0;
    box-shadow:
        4px 4px 12px rgba(0,0,0,0.35),
        -2px 0 4px rgba(0,0,0,0.15);
    border-radius: 2px 5px 5px 2px;
    overflow: hidden;
    position: relative;
    background: #2c1810;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Book spine effect */
.book__cover::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 10px;
    background: linear-gradient(90deg,
        #1a0f0a 0%,
        #3d2216 50%,
        #2c1810 100%
    );
    z-index: 2;
}

.book__cover img {
    width: calc(100% - 18px);
    height: calc(100% - 16px);
    object-fit: cover;
    border: 2px solid rgba(255,215,150,0.2);
    margin-left: 6px;
}

.book__title {
    margin: 8px 0 0;
    font-size: 0.85rem;
    font-weight: normal;
    line-height: 1.2;
}

.book__title a {
    color: rgba(255,255,255,0.95);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.book__title a:hover {
    color: #fff;
    text-decoration: none;
}

/* ========================================
   CARD GRID - For book/story listings (legacy)
   ======================================== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.card {
    background: var(--color-bg-light);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: 20px;
}

.card h3 {
    margin: 0 0 10px;
    font-size: 1.25rem;
    font-weight: normal;
}

.card h3 a {
    color: var(--color-text);
}

.card h3 a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.card p {
    margin: 0 0 15px;
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 4px;
    font-size: 0.95rem;
    text-decoration: none;
    transition: background 0.2s;
}

.btn:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    text-decoration: none;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ========================================
   HERO SECTION - Homepage
   ======================================== */
.hero {
    text-align: center;
    padding: 40px 20px;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 2.8rem;
    color: var(--color-primary);
    margin: 0 0 15px;
    font-weight: normal;
}

.hero p {
    font-size: 1.2rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto 25px;
}

/* ========================================
   SECTION HEADINGS - Shelf placard style
   ======================================== */
.section-title {
    display: block;
    width: fit-content;
    font-size: 1.3rem;
    color: var(--color-text);
    font-weight: normal;
    margin: 20px 0 -40px 0;
    padding: 15px 30px;
    background: #fff;
    border-radius: 4px;
    box-shadow: 3px 3px 8px rgba(0,0,0,0.25);
    position: relative;
    z-index: 30;
    border: 1px solid #ccc;
}

.section-title a {
    color: inherit;
    text-decoration: none;
}

.section-title a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

/* ========================================
   FOOTER
   ======================================== */
footer {
    background: var(--color-bg);
    padding: 30px 0;
    text-align: center;
}

footer p {
    margin: 5px 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
}

footer a {
    color: var(--color-primary);
}

.social-links {
    margin-top: 10px;
}

.social-links a {
    display: inline-block;
    margin: 0 8px;
    font-size: 1.1rem;
}

/* ========================================
   PDF READER - Inline document viewer
   ======================================== */
.pdf-reader {
    margin: 30px 0;
    background: var(--color-bg-light);
    border-radius: 8px;
    padding: 15px;
}

.pdf-reader__frame {
    width: 100%;
    height: 80vh;
    min-height: 500px;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 4px;
    background: var(--color-white);
}

@media (max-width: 768px) {
    .pdf-reader__frame {
        height: 60vh;
        min-height: 400px;
    }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

/* ========================================
   MOBILE RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    body {
        font-size: 16px;
    }

    .site-nav__toggle {
        display: block;
    }

    .site-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg);
        padding: 10px 20px 20px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }

    .site-nav--open {
        display: block;
    }

    .site-nav__list {
        flex-direction: column;
        gap: 0;
    }

    .site-nav__link {
        padding: 12px 15px;
    }

    .site-nav__dropdown {
        position: static;
        box-shadow: none;
        background: rgba(0,0,0,0.05);
        border-radius: 0;
        padding: 0;
    }

    .site-nav__dropdown .site-nav__dropdown {
        padding-left: 15px;
    }

    .site-nav__item:hover > .site-nav__dropdown {
        display: block;
    }

    header .container {
        flex-wrap: wrap;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .page-title {
        font-size: 1.8rem;
    }

    article .float-left {
        float: none;
        margin: 0 0 20px;
        max-width: 100%;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }
}