/* ============================================
   DAVID VILLALBA AUTOR - Styles
   Escribir para despertar conciencia
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=DM+Sans:ital,wght@0,400;0,500;0,700;1,400&display=swap');

/* --- CSS Variables --- */
:root {
    --primary: #2b2b2b;
    --primary-dark: #1a1a1a;
    --primary-light: #4a4a4a;
    --primary-bg: #f5f4f2;
    --black: #1c1c1c;
    --gray-dark: #555555;
    --gray: #8a8a8a;
    --gray-light: #f7f6f4;
    --white: #ffffff;
    --gold: #c9a84c;
    --gold-dark: #b8953f;
    --gold-light: #f5e6b8;

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'DM Sans', sans-serif;

    --max-width: 1200px;
    --header-height: 80px;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    --transition: all 0.3s ease;
}

/* --- Reset --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--black);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 3vw, 2rem); }
h4 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

p {
    max-width: 70ch;
    margin-bottom: 1rem;
    color: var(--gray-dark);
}

.text-accent { color: var(--gold); }
.text-gold { color: var(--gold); }
.text-center { text-align: center; }

.subtitle {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--gold);
    margin-bottom: 1rem;
}

/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section--gray {
    background: var(--gray-light);
}

.section--purple {
    background: var(--primary);
    color: var(--white);
}

.section--purple h2,
.section--purple h3,
.section--purple p {
    color: var(--white);
}

.section--dark {
    background: var(--black);
    color: var(--white);
}

.section--dark h2,
.section--dark h3,
.section--dark p {
    color: var(--white);
}

.section__header {
    text-align: center;
    margin-bottom: 60px;
}

.section__header p {
    margin: 1rem auto 0;
    font-size: 1.1rem;
}

.grid {
    display: grid;
    gap: 30px;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.flex {
    display: flex;
    align-items: center;
    gap: 20px;
}

.flex--between {
    justify-content: space-between;
}

.flex--center {
    justify-content: center;
}

.flex--column {
    flex-direction: column;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
}

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

.btn--primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

.btn--outline:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

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

.btn--white:hover {
    background: var(--gray-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn--gold {
    background: var(--gold);
    color: var(--white);
}

.btn--gold:hover {
    background: #b8953f;
    transform: translateY(-2px);
}

.btn--sm {
    padding: 10px 24px;
    font-size: 0.9rem;
}

.btn--lg {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* --- Header / Navbar --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.header--scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

.nav__list {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav__link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--black);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav__link:hover::after,
.nav__link--active::after {
    width: 100%;
}

.nav__link:hover {
    color: var(--primary);
}

.nav__cart {
    position: relative;
    font-size: 1.2rem;
    color: var(--black);
}

.nav__cart-count {
    position: absolute;
    top: -8px;
    right: -10px;
    background: var(--primary);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: var(--transition);
}

.nav__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
    background: linear-gradient(135deg, #1a1a1a 0%, #2b2b2b 40%, #3a3a3a 100%);
}

.hero__bg {
    position: absolute;
    inset: 0;
    opacity: 0.15;
    background: url('../assets/img/hero-bg.jpg') center/cover no-repeat;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero__content {
    color: var(--white);
}

.hero__tagline {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--gold);
    margin-bottom: 1.5rem;
}

.hero__title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero__title span {
    color: var(--gold);
}

.hero__text {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero__buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero__image {
    display: flex;
    justify-content: center;
    align-items: flex-end;
}

.hero__image img {
    max-height: 500px;
    border-radius: var(--radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Decorative elements */
.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 120px;
    background: linear-gradient(to top, var(--white), transparent);
    z-index: 1;
}

/* --- Book Feature --- */
.book-feature {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 60px;
    align-items: center;
}

.book-feature__cover {
    position: relative;
}

.book-feature__cover img {
    max-width: 320px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.book-feature__cover:hover img {
    transform: rotate(-2deg) scale(1.02);
    box-shadow: var(--shadow-hover);
}

.book-feature__info h2 {
    margin-bottom: 0.5rem;
}

.book-feature__info .subtitle {
    margin-bottom: 1.5rem;
}

.book-feature__info p {
    font-size: 1.05rem;
    margin-bottom: 1.5rem;
}

.book-feature__price {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gold);
    margin-bottom: 1.5rem;
}

.book-feature__buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* --- About Preview --- */
.about-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-preview__image {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
}

.about-preview__image img {
    width: 100%;
    object-fit: cover;
    border-radius: var(--radius);
}

.about-preview__image::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    border: 3px solid var(--primary);
    opacity: 0.2;
}

.about-preview__content .subtitle {
    margin-bottom: 1rem;
}

.about-preview__content h2 {
    margin-bottom: 1.5rem;
}

.about-preview__content p {
    margin-bottom: 1.5rem;
}

.about-preview__quote {
    font-style: italic;
    font-size: 1.15rem;
    color: var(--primary);
    padding-left: 20px;
    border-left: 3px solid var(--gold);
    margin: 2rem 0;
}

/* --- Upcoming Books --- */
.upcoming__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.upcoming__card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    padding: 30px;
}

.upcoming__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.upcoming__card img {
    max-width: 200px;
    margin: 0 auto 20px;
    border-radius: var(--radius-sm);
}

.upcoming__card h4 {
    margin-bottom: 0.5rem;
}

.upcoming__card p {
    font-size: 0.95rem;
    margin: 0 auto;
}

/* --- Blog Preview --- */
.blog-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.blog-card__image {
    height: 220px;
    overflow: hidden;
}

.blog-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.blog-card:hover .blog-card__image img {
    transform: scale(1.05);
}

.blog-card__content {
    padding: 24px;
}

.blog-card__date {
    font-size: 0.85rem;
    color: var(--gray);
    margin-bottom: 8px;
}

.blog-card__content h4 {
    margin-bottom: 12px;
    transition: var(--transition);
}

.blog-card:hover .blog-card__content h4 {
    color: var(--gold);
}

.blog-card__content p {
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.blog-card__link {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--gold);
    font-size: 0.9rem;
}

.blog-card__link:hover {
    text-decoration: underline;
}

/* --- Newsletter --- */
.newsletter {
    background: linear-gradient(135deg, #2b2b2b 0%, #1a1a1a 100%);
    padding: 80px 0;
    text-align: center;
    color: var(--white);
}

.newsletter h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.newsletter p {
    color: rgba(255, 255, 255, 0.85);
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

.newsletter__form {
    display: flex;
    gap: 12px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter__form input {
    flex: 1;
    padding: 14px 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-size: 1rem;
}

.newsletter__form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter__form input:focus {
    outline: none;
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.15);
}

.newsletter__form button {
    padding: 14px 28px;
    background: var(--white);
    color: var(--primary);
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.newsletter__form button:hover {
    background: var(--gold-dark);
    color: var(--white);
}

.newsletter__privacy {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 1rem;
}

/* --- Testimonials --- */
.testimonial {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.testimonial__text {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--gray-dark);
    margin-bottom: 1.5rem;
    max-width: none;
}

.testimonial__author {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--black);
}

.testimonial__role {
    font-size: 0.85rem;
    color: var(--gray);
}

/* --- Footer --- */
.footer {
    background: var(--black);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 30px;
}

.footer__inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer__brand img {
    height: 45px;
    margin-bottom: 1.5rem;
    filter: brightness(0) invert(1);
}

.footer__brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

.footer__title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.footer__links li {
    margin-bottom: 10px;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer__links a:hover {
    color: var(--gold);
}

.footer__social {
    display: flex;
    gap: 16px;
    margin-top: 1.5rem;
}

.footer__social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    transition: var(--transition);
}

.footer__social a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}

.footer__bottom a {
    color: rgba(255, 255, 255, 0.5);
}

.footer__bottom a:hover {
    color: var(--gold);
}

/* --- Page Header (internal pages) --- */
.page-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #2b2b2b 50%, #3a3a3a 100%);
    padding: 160px 0 80px;
    text-align: center;
    color: var(--white);
}

.page-header h1 {
    color: var(--white);
    margin-bottom: 1rem;
}

.page-header p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.15rem;
    margin: 0 auto;
}

/* --- Book Page --- */
.book-detail {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    align-items: start;
}

.book-detail__covers {
    position: sticky;
    top: calc(var(--header-height) + 30px);
}

.book-detail__covers img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.book-detail__info h1 {
    margin-bottom: 0.5rem;
}

.book-detail__meta {
    display: flex;
    gap: 20px;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.book-detail__meta-item {
    font-size: 0.9rem;
    color: var(--gray);
}

.book-detail__meta-item strong {
    color: var(--black);
}

.book-detail__synopsis {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.book-detail__excerpt {
    background: var(--gray-light);
    padding: 40px;
    border-radius: var(--radius);
    margin: 2rem 0;
    border-left: 4px solid var(--gold);
}

.book-detail__excerpt h3 {
    margin-bottom: 1.5rem;
}

.book-detail__excerpt p {
    font-style: italic;
    line-height: 1.9;
}

.book-detail__buy {
    background: var(--gray-light);
    padding: 30px;
    border-radius: var(--radius);
    margin: 2rem 0;
}

.book-detail__buy h3 {
    margin-bottom: 1rem;
}

.book-detail__buy-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* --- About Page --- */
.about-full {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    align-items: start;
}

.about-full__image img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: sticky;
    top: calc(var(--header-height) + 30px);
}

.about-full__content h2 {
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.about-full__content h2:first-child {
    margin-top: 0;
}

.about-full__content p {
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-full__quote {
    font-size: 1.3rem;
    font-style: italic;
    color: var(--primary);
    padding: 30px;
    border-left: 4px solid var(--gold);
    background: var(--primary-bg);
    border-radius: 0 var(--radius) var(--radius) 0;
    margin: 2rem 0;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 40px;
    margin: 3rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-bg);
}

.timeline__item {
    position: relative;
    padding-bottom: 2rem;
}

.timeline__item::before {
    content: '';
    position: absolute;
    left: -45px;
    top: 5px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
}

.timeline__year {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--gold);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

/* --- Blog Page --- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-empty {
    text-align: center;
    padding: 80px 20px;
}

.blog-empty h3 {
    margin-bottom: 1rem;
}

.blog-empty p {
    margin: 0 auto 2rem;
    font-size: 1.1rem;
}

/* --- Contact Page --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--black);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-sm);
    background: var(--white);
    transition: var(--transition);
    margin-bottom: 20px;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(95, 78, 203, 0.1);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-info__item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.contact-info__icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-info__text h4 {
    margin-bottom: 4px;
}

.contact-info__text p {
    font-size: 0.95rem;
    margin: 0;
}

.contact-info__text a {
    color: var(--gold);
}

.contact-info__text a:hover {
    text-decoration: underline;
}

/* --- Legal Pages --- */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    margin: 2.5rem 0 1rem;
    font-size: 1.5rem;
}

.legal-content h3 {
    margin: 2rem 0 0.8rem;
    font-size: 1.2rem;
}

.legal-content p {
    margin-bottom: 1rem;
    max-width: none;
}

.legal-content ul {
    list-style: disc;
    padding-left: 2rem;
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--gray-dark);
}

/* --- Cookie Banner --- */
.cookie-overlay {
    position: fixed;
    inset: 0;
    z-index: 99998;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(3px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.cookie-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.cookie-banner {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(30px);
    z-index: 99999;
    width: 94%;
    max-width: 540px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    padding: 28px 28px 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.4s ease;
}

.cookie-banner.visible {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.cookie-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.cookie-header svg {
    width: 22px;
    height: 22px;
    color: var(--gold);
    flex-shrink: 0;
}

.cookie-header h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--black);
    margin: 0;
}

.cookie-text p {
    font-size: 14px;
    color: var(--gray-dark);
    line-height: 1.75;
    margin: 0 0 20px;
    max-width: none;
}

.cookie-text a {
    color: var(--gold);
    text-decoration: underline;
    font-weight: 500;
}

.cookie-text a:hover {
    color: var(--gold-dark);
}

.cookie-btns {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.cookie-btn {
    flex: 1;
    min-width: 120px;
    padding: 11px 18px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-family: var(--font-heading);
    transition: var(--transition);
    text-align: center;
}

.cookie-btn-accept {
    background: var(--primary);
    color: var(--white);
}

.cookie-btn-accept:hover {
    background: var(--primary-dark);
}

.cookie-btn-reject {
    background: #f3f4f6;
    color: #374151;
    border: 1px solid #e5e7eb;
}

.cookie-btn-reject:hover {
    background: #e5e7eb;
}

.cookie-btn-config {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.cookie-btn-config:hover {
    background: rgba(43, 43, 43, 0.06);
}

.cookie-config {
    display: none;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

.cookie-config.open {
    display: block;
}

.cookie-config-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #f3f4f6;
}

.cookie-config-item:last-of-type {
    border-bottom: none;
}

.cookie-config-info h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--black);
    margin: 0 0 2px;
}

.cookie-config-info p {
    font-size: 12px;
    color: var(--gray);
    margin: 0;
    line-height: 1.5;
    max-width: none;
}

.cookie-toggle {
    position: relative;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
    margin-left: 16px;
}

.cookie-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.cookie-toggle-slider {
    position: absolute;
    inset: 0;
    background: #d1d5db;
    border-radius: 24px;
    cursor: pointer;
    transition: background 0.25s ease;
}

.cookie-toggle-slider::before {
    content: '';
    position: absolute;
    left: 3px;
    top: 3px;
    width: 18px;
    height: 18px;
    background: var(--white);
    border-radius: 50%;
    transition: transform 0.25s ease;
}

.cookie-toggle input:checked + .cookie-toggle-slider {
    background: var(--gold);
}

.cookie-toggle input:checked + .cookie-toggle-slider::before {
    transform: translateX(20px);
}

.cookie-toggle input:disabled + .cookie-toggle-slider {
    background: var(--gold);
    opacity: 0.6;
    cursor: not-allowed;
}

.cookie-toggle input:disabled:checked + .cookie-toggle-slider::before {
    transform: translateX(20px);
}

.cookie-config-save {
    margin-top: 16px;
    width: 100%;
    padding: 11px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-family: var(--font-heading);
    background: var(--primary);
    color: var(--white);
    transition: var(--transition);
}

.cookie-config-save:hover {
    background: var(--primary-dark);
}

/* --- Cart Sidebar --- */
.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    max-width: 90vw;
    height: 100vh;
    background: var(--white);
    z-index: 2001;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
}

.cart-sidebar.active {
    right: 0;
}

.cart-sidebar__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-light);
}

.cart-sidebar__header h3 {
    font-size: 1.2rem;
}

.cart-sidebar__close {
    font-size: 1.5rem;
    color: var(--gray);
    padding: 4px;
}

.cart-sidebar__close:hover {
    color: var(--black);
}

.cart-sidebar__items {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.cart-item {
    display: flex;
    gap: 16px;
    padding-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--gray-light);
}

.cart-item__image {
    width: 70px;
    flex-shrink: 0;
}

.cart-item__image img {
    border-radius: var(--radius-sm);
}

.cart-item__info h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.cart-item__price {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--gold);
}

.cart-item__qty {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
}

.cart-item__qty button {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
}

.cart-item__qty button:hover {
    background: var(--primary);
    color: var(--white);
}

.cart-item__remove {
    font-size: 0.8rem;
    color: var(--gray);
    margin-top: 8px;
}

.cart-item__remove:hover {
    color: red;
}

.cart-sidebar__footer {
    padding: 24px;
    border-top: 1px solid var(--gray-light);
}

.cart-sidebar__total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.cart-sidebar__total span:last-child {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gold);
}

.cart-sidebar__empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray);
}

.cart-sidebar__empty p {
    margin: 0 auto;
}

/* --- Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero__text {
        margin: 0 auto 2rem;
    }

    .hero__buttons {
        justify-content: center;
    }

    .book-feature {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .book-feature__cover img {
        margin: 0 auto;
    }

    .book-feature__buttons {
        justify-content: center;
    }

    .about-preview {
        grid-template-columns: 1fr;
    }

    .about-preview__image {
        max-width: 400px;
        margin: 0 auto;
    }

    .upcoming__grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .book-detail {
        grid-template-columns: 300px 1fr;
        gap: 40px;
    }

    .about-full {
        grid-template-columns: 1fr;
    }

    .about-full__image {
        max-width: 350px;
        margin: 0 auto;
    }

    .about-full__image img {
        position: static;
    }

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

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }

    .nav__list {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        padding-top: 40px;
        gap: 24px;
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }

    .nav__list.active {
        transform: translateX(0);
    }

    .nav__link {
        font-size: 1.2rem;
    }

    .nav__toggle {
        display: flex;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }

    .hero__image img {
        max-height: 350px;
    }

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

    .grid--3 {
        grid-template-columns: 1fr;
    }

    .grid--2 {
        grid-template-columns: 1fr;
    }

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

    .footer__inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .book-detail {
        grid-template-columns: 1fr;
    }

    .book-detail__covers {
        max-width: 300px;
        margin: 0 auto;
        position: static;
    }

    .page-header {
        padding: 120px 0 60px;
    }

    .newsletter__form {
        flex-direction: column;
    }

    .cookie-banner {
        bottom: 12px;
        padding: 24px 20px 20px;
        max-width: 96%;
    }

    .cookie-btns {
        flex-direction: column;
    }

    .cookie-btn {
        min-width: unset;
    }

    .hero__buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    h1 { font-size: 2rem; }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .book-feature__buttons {
        flex-direction: column;
    }

    .book-detail__buy-buttons {
        flex-direction: column;
    }
}

/* ============================================
   CHECKOUT (carrito.html + checkout.html)
   ============================================ */

.shipping-notice {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--gold-light);
    border-left: 4px solid var(--gold);
    padding: 18px 22px;
    border-radius: var(--radius-sm);
    margin-bottom: 40px;
    color: var(--black);
}
.shipping-notice svg {
    flex-shrink: 0;
    color: var(--gold-dark);
    margin-top: 2px;
}
.shipping-notice strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    margin-bottom: 2px;
}
.shipping-notice p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 40px;
    align-items: flex-start;
}

.checkout-items {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius);
    overflow: hidden;
}
.checkout-items__head {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-light);
    background: var(--primary-bg);
}
.checkout-items__head h3 {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.1rem;
    margin: 0;
}
.checkout-items__body {
    padding: 8px 0;
}

.checkout-item {
    display: grid;
    grid-template-columns: 80px 1fr auto auto auto;
    gap: 20px;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-light);
}
.checkout-item:last-child {
    border-bottom: none;
}
.checkout-item__image img {
    width: 80px;
    height: 100px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}
.checkout-item__info h4 {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.05rem;
    margin: 0 0 4px;
}
.checkout-item__price {
    color: var(--gray-dark);
    font-size: 0.9rem;
}
.checkout-item__qty {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-sm);
    background: var(--white);
}
.checkout-item__qty .qty-btn {
    width: 34px;
    height: 34px;
    font-size: 1.1rem;
    color: var(--primary);
    background: transparent;
    border: none;
}
.checkout-item__qty .qty-btn:hover {
    background: var(--primary-bg);
}
.checkout-item__qty .qty-value {
    min-width: 32px;
    text-align: center;
    font-weight: 500;
}
.checkout-item__total {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--gold-dark);
    font-size: 1.1rem;
    min-width: 80px;
    text-align: right;
}
.checkout-item__remove {
    color: var(--gray);
    background: none;
    border: none;
    padding: 6px;
    transition: color 0.2s ease;
}
.checkout-item__remove:hover {
    color: #c0392b;
}

/* Resumen lateral */
.checkout-summary {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius);
    padding: 28px;
    position: sticky;
    top: 100px;
}
.checkout-summary__title {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.15rem;
    margin: 0 0 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-light);
}
.checkout-summary__items {
    margin-bottom: 20px;
}
.summary-item {
    display: grid;
    grid-template-columns: 50px 1fr auto;
    gap: 12px;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px dashed var(--gray-light);
}
.summary-item:last-child {
    border-bottom: none;
}
.summary-item img {
    width: 50px;
    height: 62px;
    object-fit: cover;
    border-radius: 4px;
}
.summary-item__info h4 {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    margin: 0 0 2px;
    line-height: 1.3;
}
.summary-item__info span {
    font-size: 0.85rem;
    color: var(--gray);
}
.summary-item__price {
    font-weight: 600;
    color: var(--black);
}

.checkout-summary__row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 0.98rem;
    color: var(--gray-dark);
}
.checkout-summary__row--total {
    margin-top: 8px;
    padding-top: 18px;
    border-top: 2px solid var(--gray-light);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.3rem;
    color: var(--black);
}

.checkout-continue-btn,
.checkout-submit-btn {
    width: 100%;
    margin-top: 24px;
    justify-content: center;
}
.checkout-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.checkout-back-link {
    display: block;
    text-align: center;
    margin-top: 12px;
    color: var(--gray-dark);
    font-size: 0.95rem;
    padding: 10px;
    background: none;
    border: none;
}
.checkout-back-link:hover {
    color: var(--primary);
}
.checkout-summary__note {
    text-align: center;
    color: var(--gray);
    font-size: 0.85rem;
    margin-top: 16px;
    line-height: 1.4;
}

/* Estado vacío */
.checkout-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-dark);
}
.checkout-empty svg {
    color: var(--gray);
    margin-bottom: 20px;
}
.checkout-empty h2 {
    font-family: var(--font-heading);
    font-weight: 500;
    margin-bottom: 8px;
}
.checkout-empty p {
    margin-bottom: 24px;
}

/* Formulario de checkout */
.checkout-form-col {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.checkout-form-section {
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius);
    padding: 28px;
}
.checkout-form-section h3 {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1.1rem;
    margin: 0 0 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--gray-light);
}
.checkout-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.checkout-form-grid > div {
    min-width: 0;
}
.checkout-check {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    cursor: pointer;
    font-size: 0.95rem;
    line-height: 1.5;
}
.checkout-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 3px;
    accent-color: var(--gold);
    flex-shrink: 0;
    cursor: pointer;
}
.checkout-check a {
    color: var(--gold-dark);
    text-decoration: underline;
}
.checkout-form-error {
    background: #fdecea;
    border-left: 4px solid #c0392b;
    color: #8b2215;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
}

@media (max-width: 960px) {
    .checkout-layout {
        grid-template-columns: 1fr;
    }
    .checkout-summary {
        position: static;
    }
    .checkout-item {
        grid-template-columns: 70px 1fr auto;
        grid-template-areas:
            "image info remove"
            "image qty total";
        gap: 12px 16px;
    }
    .checkout-item__image { grid-area: image; }
    .checkout-item__info  { grid-area: info; }
    .checkout-item__qty   { grid-area: qty; justify-self: start; }
    .checkout-item__total { grid-area: total; justify-self: end; }
    .checkout-item__remove{ grid-area: remove; justify-self: end; align-self: start; }
    .checkout-form-grid {
        grid-template-columns: 1fr;
    }
}