/* ==========================================================================
   Manalipi Prakashani (Manalipi / ManalipiPrakashani) - Vintage Book Design
   Aesthetic: Torn parchment pages, aged paper, classic typography, antique seals
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Anek+Bangla:wght@400;500;600;700&family=Cinzel:wght@500;600;700;800&family=EB+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,400;1,600&display=swap');

:root {
    --paper-bg: #f9f5eb;
    --paper-surface: #f4ecdc;
    --paper-surface-warm: #eee2cc;
    --paper-darker: #e3d3b7;
    --paper-border: #d4bf9c;
    --paper-border-dark: #b89f77;
    --ink-primary: #2b1f17;
    --ink-secondary: #5a4638;
    --ink-muted: #7c6857;
    --accent-gold: #c59b27;
    --accent-gold-dark: #9e7514;
    --accent-burgundy: #7c2226;
    --accent-burgundy-dark: #581417;
    --accent-crimson: #a62b2b;
    --accent-forest: #234832;
    --accent-sepia: #735438;
    --torn-shadow: rgba(43, 31, 23, 0.18);
    --font-heading: 'Playfair Display', 'Cinzel', 'Anek Bangla', Georgia, serif;
    --font-title: 'Cinzel', 'Playfair Display', serif;
    --font-body: 'EB Garamond', 'Anek Bangla', Garamond, Georgia, serif;
    --font-bengali: 'Anek Bangla', sans-serif;
    --radius-sm: 3px;
    --radius-md: 6px;
    --radius-lg: 10px;
    --shadow-book: 0 12px 30px rgba(43, 31, 23, 0.22), 0 3px 8px rgba(43, 31, 23, 0.12);
    --shadow-paper: 0 4px 15px rgba(60, 42, 28, 0.08), 0 1px 3px rgba(60, 42, 28, 0.06);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--paper-bg);
    color: var(--ink-primary);
    font-family: var(--font-body);
    font-size: 1.12rem;
    line-height: 1.65;
    background-image: 
        radial-gradient(var(--paper-border) 0.75px, transparent 0.75px),
        radial-gradient(var(--paper-border-dark) 0.5px, var(--paper-bg) 0.5px);
    background-size: 30px 30px;
    background-position: 0 0, 15px 15px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--accent-burgundy);
    text-decoration: none;
    transition: color 0.2s ease, border-color 0.2s ease;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--ink-primary);
    font-weight: 700;
    line-height: 1.25;
}

/* ==========================================================================
   Torn Paper & Deckle Edge Effects
   ========================================================================== */
.torn-paper-wrap {
    position: relative;
    background: var(--paper-surface);
    box-shadow: var(--shadow-paper);
}

/* Torn paper decorative top edge */
.torn-edge-top {
    position: relative;
}
.torn-edge-top::before {
    content: "";
    position: absolute;
    top: -12px;
    left: 0;
    right: 0;
    height: 13px;
    background: repeat-x url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 12' preserveAspectRatio='none'%3E%3Cpath fill='%23f4ecdc' d='M0,12 L0,4 Q10,0 20,5 Q30,11 40,3 Q50,0 60,6 Q70,11 80,4 Q90,0 100,6 Q110,11 120,3 L120,12 Z'/%3E%3C/svg%3E");
    background-size: 120px 13px;
    z-index: 2;
}

/* Torn paper decorative bottom edge */
.torn-edge-bottom {
    position: relative;
}
.torn-edge-bottom::after {
    content: "";
    position: absolute;
    bottom: -12px;
    left: 0;
    right: 0;
    height: 13px;
    background: repeat-x url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 12' preserveAspectRatio='none'%3E%3Cpath fill='%23f4ecdc' d='M0,0 L0,8 Q10,12 20,7 Q30,1 40,9 Q50,12 60,6 Q70,1 80,8 Q90,12 100,6 Q110,1 120,9 L120,0 Z'/%3E%3C/svg%3E");
    background-size: 120px 13px;
    z-index: 2;
}

/* Deckle edge paper card */
.deckle-card {
    background: var(--paper-surface);
    border: 1px solid var(--paper-border);
    border-radius: 2px;
    position: relative;
    box-shadow: 
        0 1px 1px rgba(0,0,0,0.05),
        0 4px 10px rgba(50, 35, 20, 0.08),
        inset 0 0 40px rgba(184, 159, 119, 0.12);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.deckle-card:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 10px 24px rgba(50, 35, 20, 0.15),
        0 2px 5px rgba(50, 35, 20, 0.08),
        inset 0 0 40px rgba(184, 159, 119, 0.18);
    border-color: var(--accent-gold);
}

/* Vintage Double Border Container */
.vintage-frame {
    border: 1px solid var(--paper-border);
    padding: 4px;
    background: rgba(255, 255, 255, 0.2);
}
.vintage-frame-inner {
    border: 2px solid var(--accent-sepia);
    padding: 1.5rem;
    position: relative;
}

/* Vintage Flourish Ornaments */
.vintage-flourish {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--accent-gold);
    margin: 1.2rem auto;
}
.vintage-flourish::before,
.vintage-flourish::after {
    content: "";
    height: 1px;
    width: 60px;
    background: linear-gradient(to right, transparent, var(--accent-gold));
}
.vintage-flourish::after {
    background: linear-gradient(to left, transparent, var(--accent-gold));
}

.drop-cap {
    float: left;
    font-size: 3.6rem;
    line-height: 0.8;
    padding-top: 4px;
    padding-right: 10px;
    padding-bottom: 2px;
    color: var(--accent-burgundy);
    font-family: var(--font-title);
    font-weight: 700;
}

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.vintage-announcement-bar {
    background: linear-gradient(90deg, var(--accent-burgundy-dark), var(--accent-burgundy), var(--accent-burgundy-dark));
    color: #fff9ea;
    font-size: 0.92rem;
    padding: 8px 16px;
    text-align: center;
    position: relative;
    border-bottom: 2px solid var(--accent-gold);
    box-shadow: 0 2px 8px rgba(0,0,0,0.25);
    z-index: 100;
}
.vintage-announcement-bar a {
    color: #ffd875;
    text-decoration: underline;
    font-weight: 600;
}
.vintage-announcement-bar a:hover {
    color: #ffffff;
}

.vintage-header {
    background: var(--paper-surface);
    border-bottom: 3px double var(--paper-border-dark);
    position: sticky;
    top: 0;
    z-index: 90;
    box-shadow: 0 4px 12px rgba(43, 31, 23, 0.08);
}

.vintage-nav-inner {
    max-width: 1240px;
    margin: 0 auto;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: nowrap;
}

.brand-identity {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--ink-primary);
    flex-shrink: 0;
    white-space: nowrap;
}

.brand-emblem {
    width: 44px;
    height: 44px;
    background: var(--accent-burgundy);
    border: 2px solid var(--accent-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    font-family: var(--font-title);
    font-size: 1.35rem;
    font-weight: 800;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    flex-shrink: 0;
}

.brand-names {
    display: flex;
    flex-direction: column;
    white-space: nowrap;
    flex-shrink: 0;
}

.brand-short {
    font-family: var(--font-title);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--ink-primary);
    line-height: 1.1;
    text-transform: uppercase;
}

.brand-long {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: var(--accent-burgundy);
    letter-spacing: 0.1em;
    font-weight: 600;
    text-transform: uppercase;
}

.vintage-navbar-nav {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
    min-width: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: clamp(10px, 1.8vw, 22px);
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
}

.nav-links li {
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: clamp(0.92rem, 1.05vw, 1.05rem);
    color: var(--ink-primary);
    font-weight: 600;
    padding: 6px 4px;
    position: relative;
    white-space: nowrap;
    display: inline-block;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent-burgundy);
}

.nav-links a.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gold);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

/* Mobile Nav Toggle */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: 1px solid var(--paper-border-dark);
    padding: 8px 12px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    color: var(--ink-primary);
    font-size: 1.25rem;
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-family: var(--font-heading);
    font-size: 0.98rem;
    font-weight: 600;
    border-radius: 3px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-vintage-primary {
    background: var(--accent-burgundy);
    color: #fff9ea;
    border-color: var(--accent-gold);
    box-shadow: 0 3px 8px rgba(124, 34, 38, 0.25);
}

.btn-vintage-primary:hover {
    background: var(--accent-burgundy-dark);
    color: #ffffff;
    box-shadow: 0 5px 12px rgba(124, 34, 38, 0.35);
    transform: translateY(-1px);
}

.btn-vintage-secondary {
    background: var(--paper-surface-warm);
    color: var(--ink-primary);
    border-color: var(--paper-border-dark);
}

.btn-vintage-secondary:hover {
    background: var(--paper-darker);
    color: var(--ink-primary);
    border-color: var(--ink-secondary);
}

.btn-whatsapp {
    background: #1e7041;
    color: #ffffff;
    border-color: #124d2b;
    box-shadow: 0 3px 8px rgba(30, 112, 65, 0.25);
}

.btn-whatsapp:hover {
    background: #165b34;
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 5px 12px rgba(30, 112, 65, 0.35);
}

.badge-stamp {
    display: inline-block;
    padding: 3px 9px;
    font-family: var(--font-title);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 2px;
    border: 1px dashed;
}

.badge-featured {
    color: #8c5d00;
    background: #fff5d6;
    border-color: #d19f2a;
}

.badge-bestseller {
    color: #87191e;
    background: #fae6e6;
    border-color: #b84045;
}

.badge-popular {
    color: #1c5234;
    background: #e5f4ec;
    border-color: #3b875d;
}

.badge-new-arrival {
    color: #1b4363;
    background: #e3effa;
    border-color: #3672a1;
}

.badge-upcoming {
    color: #552d73;
    background: #f4e8fc;
    border-color: #8d52ba;
}

.tag-pill {
    display: inline-block;
    padding: 2px 10px;
    font-size: 0.82rem;
    background: var(--paper-surface-warm);
    color: var(--ink-secondary);
    border: 1px solid var(--paper-border);
    border-radius: 12px;
    transition: all 0.2s ease;
}

.tag-pill:hover,
.tag-pill.active {
    background: var(--accent-sepia);
    color: #ffffff;
    border-color: var(--accent-sepia);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    padding: 50px 20px 70px;
    position: relative;
    background: linear-gradient(180deg, var(--paper-surface) 0%, var(--paper-surface-warm) 100%);
    border-bottom: 2px dashed var(--paper-border-dark);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.hero-subtitle {
    font-family: var(--font-title);
    font-size: 0.95rem;
    letter-spacing: 0.16em;
    color: var(--accent-burgundy);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero-title {
    font-size: 3.2rem;
    line-height: 1.15;
    margin-bottom: 18px;
    color: var(--ink-primary);
}

.hero-title span {
    color: var(--accent-burgundy);
    font-style: italic;
}

.hero-desc {
    font-size: 1.25rem;
    color: var(--ink-secondary);
    margin-bottom: 28px;
    max-width: 580px;
}

.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 28px;
}

.hero-stats {
    display: flex;
    gap: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--paper-border);
}

.hero-stat-item {
    display: flex;
    flex-direction: column;
}

.hero-stat-num {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-burgundy);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.88rem;
    color: var(--ink-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* 3D Realistic Book Display in Hero */
.book-3d-stage {
    perspective: 1200px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.book-3d-card {
    width: 280px;
    height: 410px;
    position: relative;
    transform: rotateY(-18deg) rotateX(6deg);
    transform-style: preserve-3d;
    box-shadow: 20px 20px 35px rgba(35, 22, 14, 0.35);
    border-radius: 4px 10px 10px 4px;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.book-3d-card:hover {
    transform: rotateY(-8deg) rotateX(2deg) translateY(-8px);
    box-shadow: 25px 28px 45px rgba(35, 22, 14, 0.42);
}

.book-3d-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 24px;
    background: linear-gradient(90deg, rgba(0,0,0,0.4) 0%, rgba(255,255,255,0.15) 40%, rgba(0,0,0,0.2) 100%);
    z-index: 5;
    border-radius: 4px 0 0 4px;
}

/* Spine edge shadow effect */
.book-3d-card::after {
    content: "";
    position: absolute;
    top: 6px;
    right: -10px;
    bottom: 6px;
    width: 12px;
    background: repeating-linear-gradient(to bottom, #f7efe1, #f7efe1 2px, #dfd0bb 2px, #dfd0bb 4px);
    border-radius: 0 4px 4px 0;
    box-shadow: inset 1px 0 3px rgba(0,0,0,0.2);
}

/* Realistic Book Cover Artwork */
.book-cover {
    width: 100%;
    height: 100%;
    border-radius: 4px 8px 8px 4px;
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    position: relative;
    overflow: hidden;
    color: #f7ecd5;
    border: 2px solid rgba(212, 175, 55, 0.45);
}

.book-cover-pattern {
    position: absolute;
    inset: 8px;
    border: 1px solid rgba(220, 185, 110, 0.4);
    pointer-events: none;
}

.book-cover-inner-border {
    position: absolute;
    inset: 12px;
    border: 1px dashed rgba(220, 185, 110, 0.3);
    pointer-events: none;
}

.book-cover-ribbon {
    position: absolute;
    top: 0;
    right: 22px;
    width: 24px;
    height: 48px;
    background: var(--accent-burgundy);
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
    clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 80%, 0 100%);
    z-index: 6;
}

.book-cover-publisher {
    font-family: var(--font-title);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #e8c371;
    z-index: 2;
}

.book-cover-title-group {
    z-index: 2;
    margin: auto 0;
}

.book-cover-bengali-title {
    font-family: var(--font-bengali);
    font-size: 1.45rem;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.3;
    text-shadow: 0 2px 4px rgba(0,0,0,0.6);
    margin-bottom: 6px;
}

.book-cover-subtitle {
    font-size: 0.82rem;
    color: #e5d2b3;
    font-style: italic;
    line-height: 1.25;
}

.book-cover-author {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: #f0cb7d;
    z-index: 2;
    border-top: 1px solid rgba(220, 185, 110, 0.4);
    padding-top: 8px;
}

/* ==========================================================================
   Noticeboard / Announcements Section
   ========================================================================== */
.announcement-board {
    background: var(--paper-surface-warm);
    border: 2px solid var(--paper-border-dark);
    padding: 30px;
    border-radius: var(--radius-sm);
    position: relative;
    box-shadow: 
        inset 0 0 25px rgba(184, 159, 119, 0.25),
        0 8px 20px rgba(43, 31, 23, 0.08);
}

.announcement-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.announcement-item {
    background: var(--paper-surface);
    border: 1px solid var(--paper-border);
    padding: 20px;
    border-radius: 3px;
    position: relative;
    border-left: 4px solid var(--accent-burgundy);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.announcement-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(43, 31, 23, 0.1);
}

.announcement-badge-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.announcement-title {
    font-size: 1.22rem;
    font-weight: 700;
    color: var(--ink-primary);
    margin-bottom: 8px;
    line-height: 1.35;
}

.announcement-snippet {
    font-size: 0.98rem;
    color: var(--ink-secondary);
    line-height: 1.5;
}

/* ==========================================================================
   Book Cards (Catalog Grid)
   ========================================================================== */
.catalog-section {
    max-width: 1240px;
    margin: 50px auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 35px;
}

.section-eyebrow {
    font-family: var(--font-title);
    font-size: 0.88rem;
    letter-spacing: 0.15em;
    color: var(--accent-burgundy);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 6px;
}

.section-main-title {
    font-size: 2.4rem;
    color: var(--ink-primary);
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
}

.book-card {
    display: flex;
    flex-direction: column;
    padding: 16px;
    height: 100%;
}

.book-card-cover-wrap {
    height: 280px;
    position: relative;
    border-radius: 3px;
    overflow: hidden;
    box-shadow: var(--shadow-paper);
    transition: transform 0.25s ease;
}

.book-card:hover .book-card-cover-wrap {
    transform: scale(1.02);
}

.book-card-discount-tag {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--accent-crimson);
    color: #ffffff;
    font-family: var(--font-title);
    font-size: 0.76rem;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 2px;
    z-index: 8;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

.book-card-badge-tag {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 8;
}

.book-card-body {
    padding-top: 16px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.book-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.book-card-title {
    font-size: 1.28rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 4px;
}

.book-card-title a {
    color: var(--ink-primary);
}
.book-card-title a:hover {
    color: var(--accent-burgundy);
}

.book-card-author {
    font-size: 0.96rem;
    color: var(--ink-muted);
    font-style: italic;
    margin-bottom: 10px;
}

.book-card-rating {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.92rem;
    color: var(--ink-secondary);
    margin-bottom: 12px;
}

.rating-stars {
    color: #d19f2a;
    letter-spacing: 1px;
}

.book-card-pricing {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px dashed var(--paper-border);
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.price-offer {
    font-family: var(--font-title);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--accent-burgundy);
}

.price-mrp {
    font-size: 0.98rem;
    color: var(--ink-muted);
    text-decoration: line-through;
}

.price-savings {
    font-size: 0.82rem;
    font-weight: 600;
    color: #1e7041;
}

.book-card-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 14px;
}

.book-card-actions .btn {
    padding: 8px 6px;
    font-size: 0.88rem;
    white-space: nowrap;
}
    margin-top: 14px;
}

/* ==========================================================================
   Book Details Page
   ========================================================================== */
.book-details-wrap {
    max-width: 1180px;
    margin: 40px auto;
    padding: 0 20px;
}

.breadcrumb-nav {
    font-size: 0.92rem;
    color: var(--ink-muted);
    margin-bottom: 24px;
    display: flex;
    gap: 8px;
    align-items: center;
}

.details-grid {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 40px;
    align-items: start;
}

.details-cover-sticky {
    position: sticky;
    top: 90px;
}

.details-cover-box {
    height: 480px;
    box-shadow: var(--shadow-book);
    border-radius: 4px;
}

.details-quick-specs {
    margin-top: 20px;
    background: var(--paper-surface-warm);
    border: 1px solid var(--paper-border);
    padding: 16px;
    border-radius: 3px;
    font-size: 0.92rem;
}

.details-specs-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px dotted var(--paper-border);
}
.details-specs-row:last-child {
    border-bottom: none;
}

.details-header {
    margin-bottom: 20px;
}

.details-title {
    font-size: 2.6rem;
    line-height: 1.15;
    margin-bottom: 8px;
    color: var(--ink-primary);
}

.details-author {
    font-size: 1.25rem;
    color: var(--accent-burgundy);
    font-style: italic;
    margin-bottom: 14px;
}

.details-pricing-box {
    background: var(--paper-surface-warm);
    border: 2px solid var(--paper-border-dark);
    padding: 22px;
    border-radius: 4px;
    margin-bottom: 28px;
    box-shadow: inset 0 0 15px rgba(184, 159, 119, 0.15);
}

.pricing-row {
    display: flex;
    align-items: baseline;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.details-offer-price {
    font-family: var(--font-title);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent-burgundy);
}

.details-mrp-price {
    font-size: 1.2rem;
    color: var(--ink-muted);
    text-decoration: line-through;
}

.details-discount-pill {
    background: var(--accent-crimson);
    color: #ffffff;
    font-family: var(--font-title);
    font-size: 0.88rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 3px;
}

/* Two prominent Contact Buy Buttons */
.purchase-options-box {
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.purchase-options-title {
    font-family: var(--font-title);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-secondary);
    font-weight: 700;
    margin-bottom: 4px;
}

.buy-buttons-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.btn-buy-lg {
    padding: 14px 20px;
    font-size: 1.05rem;
    font-weight: 700;
    text-align: center;
    border-radius: 3px;
}

.dispatch-notice {
    font-size: 0.88rem;
    color: var(--ink-muted);
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Tabs & Synopsis */
.synopsis-box {
    margin-top: 30px;
    padding-top: 24px;
    border-top: 1px solid var(--paper-border);
}

.synopsis-title {
    font-size: 1.6rem;
    margin-bottom: 12px;
}

.synopsis-text {
    font-size: 1.16rem;
    line-height: 1.8;
    color: var(--ink-secondary);
    margin-bottom: 20px;
}

.excerpt-quote {
    background: var(--paper-surface-warm);
    border-left: 4px solid var(--accent-gold);
    padding: 18px 24px;
    font-style: italic;
    font-size: 1.15rem;
    margin: 24px 0;
    position: relative;
}

/* Reviews List */
.reviews-section {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px dashed var(--paper-border-dark);
}

.review-item {
    background: var(--paper-surface);
    border: 1px solid var(--paper-border);
    padding: 18px 20px;
    border-radius: 3px;
    margin-bottom: 16px;
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.review-user {
    font-weight: 700;
    color: var(--ink-primary);
}

.review-date {
    font-size: 0.84rem;
    color: var(--ink-muted);
}

/* ==========================================================================
   Modal Dialog for Contact Form Order
   ========================================================================== */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(28, 18, 12, 0.7);
    backdrop-filter: blur(3px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-backdrop.active {
    display: flex;
}

.modal-content {
    background: var(--paper-surface);
    border: 2px solid var(--paper-border-dark);
    max-width: 540px;
    width: 100%;
    border-radius: 4px;
    position: relative;
    box-shadow: 0 15px 40px rgba(0,0,0,0.4);
    animation: modalFadeIn 0.25s ease-out;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    background: var(--accent-burgundy);
    color: #fff9ea;
    padding: 16px 22px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--accent-gold);
}

.modal-title {
    font-family: var(--font-title);
    font-size: 1.15rem;
    color: #ffffff;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
}

.modal-body {
    padding: 24px;
    max-height: 80vh;
    overflow-y: auto;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--ink-primary);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    font-family: var(--font-body);
    font-size: 1.05rem;
    background: #ffffff;
    border: 1px solid var(--paper-border-dark);
    border-radius: 3px;
    color: var(--ink-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-burgundy);
    box-shadow: 0 0 0 3px rgba(124, 34, 38, 0.15);
}

.form-help {
    font-size: 0.82rem;
    color: var(--ink-muted);
    margin-top: 4px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.vintage-footer {
    margin-top: auto;
    background: var(--ink-primary);
    color: #e8dcce;
    position: relative;
    border-top: 4px solid var(--accent-gold);
}

.footer-inner {
    max-width: 1240px;
    margin: 0 auto;
    padding: 60px 20px 40px;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 36px;
}

.footer-col h4 {
    font-family: var(--font-title);
    color: var(--accent-gold);
    font-size: 1.12rem;
    margin-bottom: 18px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.footer-col p {
    font-size: 0.98rem;
    line-height: 1.6;
    color: #cbbaa5;
    margin-bottom: 14px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #cbbaa5;
    font-size: 0.98rem;
}

.footer-links a:hover {
    color: var(--accent-gold);
    padding-left: 4px;
}

.footer-bottom {
    background: #1c140e;
    padding: 18px 20px;
    text-align: center;
    font-size: 0.88rem;
    color: #9c8a77;
    border-top: 1px solid rgba(255,255,255,0.06);
}

/* ==========================================================================
   Filter & Search Toolbar
   ========================================================================== */
.filter-toolbar {
    background: var(--paper-surface-warm);
    border: 1px solid var(--paper-border-dark);
    padding: 18px 22px;
    border-radius: 4px;
    margin-bottom: 30px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.search-input-wrap {
    position: relative;
    flex: 1;
    min-width: 240px;
}

.search-input-wrap input {
    width: 100%;
    padding: 8px 14px 8px 36px;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid var(--paper-border-dark);
    border-radius: 3px;
    background: #ffffff;
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--ink-muted);
}

.filter-pills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

/* ==========================================================================
   Component Base Classes (Desktop intact)
   ========================================================================== */
.upcoming-section-home {
    background: var(--paper-surface-warm);
    border: 2px solid var(--paper-border-dark);
    padding: 40px 24px;
    border-radius: 4px;
    box-shadow: inset 0 0 30px rgba(184, 159, 119, 0.2);
}

.upcoming-grid-home {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.upcoming-card-item {
    padding: 28px;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 30px;
    align-items: start;
}

.upcoming-cover-wrap {
    height: 280px;
    box-shadow: var(--shadow-book);
    border-radius: 3px;
    overflow: hidden;
}

.upcoming-card-footer {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px dashed var(--paper-border-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}

.upcoming-buttons-group {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
    align-items: center;
}

.contact-grid-layout {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 40px;
    align-items: start;
}

.form-row-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.modal-form-row-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ==========================================================================
   Mobile & Tablet Responsive System (Desktop untouched)
   ========================================================================== */

/* Tablet & Smaller Laptops (<= 992px) */
@media (max-width: 992px) {
    .nav-links {
        display: none;
    }
    .nav-links.mobile-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--paper-surface);
        padding: 14px 20px 20px;
        border-bottom: 3px double var(--paper-border-dark);
        box-shadow: 0 14px 28px rgba(43, 31, 23, 0.22);
        gap: 0;
        align-items: stretch;
        z-index: 100;
    }
    .nav-links.mobile-open li {
        width: 100%;
    }
    .nav-links.mobile-open a {
        display: block;
        width: 100%;
        padding: 12px 14px;
        font-size: 1.12rem;
        border-bottom: 1px dashed var(--paper-border);
    }
    .nav-links.mobile-open a:hover,
    .nav-links.mobile-open a.active {
        background: var(--paper-surface-warm);
        color: var(--accent-burgundy);
        padding-left: 20px;
    }
    .nav-links.mobile-open a.active::after {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
    }

    .books-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 20px;
    }

    .announcement-board {
        padding: 22px 18px;
    }

    .announcement-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    .hero-subtitle {
        justify-content: center;
    }
    .hero-desc {
        margin: 0 auto 24px;
    }
    .hero-cta-group {
        justify-content: center;
    }
    .hero-stats {
        justify-content: center;
    }
    .book-3d-stage {
        margin-top: 10px;
    }

    .details-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .details-cover-sticky {
        position: static;
        max-width: 340px;
        margin: 0 auto 24px;
    }

    .contact-grid-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        padding: 45px 20px 35px;
    }
}

/* Medium Tablets & Phablets (<= 768px) */
@media (max-width: 768px) {
    .hero-section {
        padding: 40px 16px 50px;
    }
    .hero-title {
        font-size: 2.3rem;
    }
    .section-main-title {
        font-size: 2rem;
    }
    .section-eyebrow {
        font-size: 0.82rem;
    }

    .upcoming-card-item {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 22px;
    }
    .upcoming-cover-wrap {
        max-width: 220px;
        margin: 0 auto;
        height: 270px;
    }

    .filter-toolbar {
        flex-direction: column;
        align-items: stretch;
        padding: 14px 16px;
        gap: 12px;
    }
    .search-input-wrap {
        width: 100%;
        min-width: 0;
    }
    .filter-pills-row {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 6px;
        -webkit-overflow-scrolling: touch;
        width: 100%;
    }
    .filter-pills-row::-webkit-scrollbar {
        height: 4px;
    }
    .filter-pills-row::-webkit-scrollbar-thumb {
        background: var(--paper-border-dark);
        border-radius: 2px;
    }

    .details-title {
        font-size: 2.1rem;
    }
}

/* Standard Mobile Phones (<= 640px) */
@media (max-width: 640px) {
    .books-grid {
        grid-template-columns: 1fr;
    }
    .upcoming-grid-home {
        grid-template-columns: 1fr;
    }
    .upcoming-section-home {
        padding: 24px 14px;
    }
    .buy-buttons-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .form-row-2col {
        grid-template-columns: 1fr;
    }
    .modal-form-row-2col {
        grid-template-columns: 1fr;
    }
    .footer-inner {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 35px 16px 25px;
    }
    .footer-bottom {
        font-size: 0.82rem;
        padding: 14px 16px;
    }

    .deckle-card {
        padding: 20px 16px;
    }

    .hero-title {
        font-size: 1.95rem;
    }
    .hero-desc {
        font-size: 1.05rem;
    }
    .hero-cta-group {
        flex-direction: column;
        width: 100%;
        gap: 10px;
    }
    .hero-cta-group .btn {
        width: 100%;
    }
    .hero-stats {
        gap: 16px 20px;
        flex-wrap: wrap;
    }
    .hero-stat-item {
        flex: 1 1 40%;
    }
    .hero-stat-num {
        font-size: 1.55rem;
    }

    .book-3d-card {
        width: 220px;
        height: 320px;
    }

    .details-cover-box {
        height: 400px;
        max-width: 280px;
        margin: 0 auto;
    }
    .details-title {
        font-size: 1.75rem;
    }
    .details-pricing-box {
        padding: 16px;
    }
    .pricing-row {
        gap: 12px;
    }
    .details-offer-price {
        font-size: 1.8rem;
    }

    .modal-content {
        margin: 12px;
        max-height: 92vh;
    }
    .modal-body {
        padding: 18px 14px;
    }
}

/* Compact Mobile Screens (<= 420px) */
@media (max-width: 420px) {
    .vintage-nav-inner {
        padding: 10px 12px;
        gap: 6px;
    }
    .brand-emblem {
        width: 36px;
        height: 36px;
        font-size: 1.15rem;
    }
    .brand-short {
        font-size: 1.15rem;
    }
    .brand-long {
        font-size: 0.68rem;
        letter-spacing: 0.05em;
    }
    .nav-actions {
        gap: 6px;
    }
    .nav-actions .btn-whatsapp {
        padding: 6px 10px;
        font-size: 0.82rem;
    }
    .mobile-menu-btn {
        padding: 6px 10px;
        font-size: 1.15rem;
    }

    .announcement-board {
        padding: 16px 12px;
    }
    .announcement-title {
        font-size: 1.12rem;
    }

    .upcoming-card-footer {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    .upcoming-buttons-group {
        width: 100%;
        justify-content: stretch;
    }
    .upcoming-buttons-group .btn {
        flex: 1;
        text-align: center;
        padding: 8px 10px;
        font-size: 0.84rem;
    }
}