/**
 * Prulenta - Aromatherapy for Better Sleep
 * Main stylesheet
 */

/* ========== CSS Variables ========== */
:root {
    /* Colors */
    --color-primary: #4B3B6F;
    --color-accent: #9370DB;
    --color-text: #E6E6FA;
    --color-button: #7B68EE;
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-background: #362A53;
    --color-card: rgba(75, 59, 111, 0.8);
    --color-overlay: rgba(54, 42, 83, 0.9);
    --color-success: #4CAF50;
    --color-error: #F44336;
    
    /* Typography */
    --font-primary: 'Source Sans Pro', sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3rem;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-loose: 1.8;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Borders */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-index-dropdown: 10;
    --z-index-sticky: 20;
    --z-index-fixed: 30;
    --z-index-modal: 40;
    --z-index-popover: 50;
    --z-index-tooltip: 60;
    
    /* Container width */
    --container-max-width: 1200px;
    --container-padding: 1.5rem;
    
    /* Breakpoints */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-primary);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

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

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

/* ========== Utility Classes ========== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--color-accent);
    border-radius: var(--border-radius-full);
}

.button {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    background-color: var(--color-button);
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius-md);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    box-shadow: var(--shadow-md);
    cursor: pointer;
}

.button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.button:active {
    transform: translateY(-1px);
}

/* Scroll animation */
.section--visible {
    animation: fadeInUp 0.8s ease both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== Header ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(54, 42, 83, 0.8);
    backdrop-filter: blur(8px);
    z-index: var(--z-index-fixed);
    transition: all var(--transition-normal);
    padding: var(--spacing-md) 0;
}

.header--scrolled {
    padding: var(--spacing-sm) 0;
    background-color: rgba(54, 42, 83, 0.95);
    box-shadow: var(--shadow-md);
}

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

.header__logo {
    margin-bottom: var(--spacing-md);
    display: block;
}

.header__logo-img {
    height: 50px;
    transition: height var(--transition-normal);
}

.header--scrolled .header__logo-img {
    height: 40px;
}

.header__nav {
    width: 100%;
    position: relative;
}

.header__nav-list {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
}

.header__nav-link {
    font-weight: var(--font-weight-semibold);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-normal);
}

.header__nav-link:hover::after,
.header__nav-link:focus::after {
    width: 100%;
}

.header__nav-toggle {
    display: none;
    color: var(--color-text);
    font-size: var(--font-size-xl);
    background: none;
    border: none;
    position: absolute;
    right: 0;
    top: 0;
    padding: var(--spacing-xs);
    z-index: 2;
}

/* ========== Hero Section ========== */
.hero {
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero__parallax {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url(../images/img01.jpg);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero__parallax::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(54, 42, 83, 0.8);
}

.hero__content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--spacing-4xl) var(--spacing-md);
    max-width: 800px;
    margin-top: 80px;
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
    animation: fadeInDown 1s ease 0.2s both;
}

.hero__slogan {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    animation: fadeInDown 1s ease 0.4s both;
}

.hero__button {
    animation: fadeInUp 1s ease 0.6s both;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== About Section ========== */
.about {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-background);
}

.about__content {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.about__text {
    flex: 1;
}

.about__text p {
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-loose);
}

.about__image {
    flex: 1;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform var(--transition-normal);
}

.about__image:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.about__img {
    transition: transform var(--transition-normal);
}

.about__image:hover .about__img {
    transform: scale(1.05);
}

/* ========== Oils Section ========== */
.oils {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-primary);
    position: relative;
    overflow: hidden;
}

.oils::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 300px;
    height: 300px;
    background-color: var(--color-accent);
    opacity: 0.1;
    border-radius: 50%;
    z-index: 0;
}

.oils::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 200px;
    height: 200px;
    background-color: var(--color-button);
    opacity: 0.1;
    border-radius: 50%;
    z-index: 0;
}

.oils__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.oils__card {
    background-color: var(--color-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.oils__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-button));
    transform: translateY(-100%);
    transition: transform var(--transition-normal);
}

.oils__card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.oils__card:hover::before {
    transform: translateY(0);
}

.oils__icon {
    font-size: var(--font-size-3xl);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.oils__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
}

.oils__description {
    color: var(--color-text);
    opacity: 0.9;
    line-height: var(--line-height-loose);
}

/* ========== Rituals Section ========== */
.rituals {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-background);
}

.rituals__content {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.rituals__image {
    flex: 1;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(5deg) rotateX(-5deg);
    transition: transform var(--transition-normal);
}

.rituals__image:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0);
}

.rituals__img {
    transition: transform var(--transition-normal);
}

.rituals__image:hover .rituals__img {
    transform: scale(1.05);
}

.rituals__steps {
    flex: 1;
}

.rituals__step {
    display: grid;
    gap: var(--spacing-sm);
    grid-template-columns: 1fr 3fr 5fr;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.rituals__step:last-child {
    margin-bottom: 0;
}

.rituals__step-number {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    margin-right: var(--spacing-md);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.rituals__step-number::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background-color: rgba(147, 112, 219, 0.1);
    border-radius: 50%;
    z-index: -1;
}

.rituals__step-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.rituals__step-description {
    color: var(--color-text);
    opacity: 0.9;
    line-height: var(--line-height-loose);
}

/* ========== Testimonials Section ========== */
.testimonials {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-primary);
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 50%;
    width: 200px;
    height: 200px;
    background-color: var(--color-accent);
    opacity: 0.1;
    border-radius: 50%;
    z-index: 0;
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.testimonials__card {
    background-color: var(--color-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.testimonials__card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.testimonials__quote {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    font-size: var(--font-size-2xl);
    color: var(--color-accent);
    opacity: 0.3;
}

.testimonials__text {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-loose);
    font-style: italic;
}

.testimonials__author {
    text-align: right;
}

.testimonials__name {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.testimonials__location {
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

/* ========== Products Section ========== */
.products {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-background);
}

.products__gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--spacing-xl);
}

.products__item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 350px;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.products__item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.products__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.products__item:hover .products__img {
    transform: scale(1.1);
}

.products__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-lg);
    background: linear-gradient(to top, var(--color-overlay), transparent);
    transition: opacity var(--transition-normal), transform var(--transition-normal);
    transform: translateY(100%);
}

.products__item:hover .products__overlay {
    transform: translateY(0);
}

.products__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.products__description {
    margin-bottom: var(--spacing-sm);
    opacity: 0;
    transition: opacity var(--transition-normal) 0.2s;
    line-height: var(--line-height-loose);
}

.products__item:hover .products__description {
    opacity: 1;
}

.products__price {
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    font-size: var(--font-size-lg);
    opacity: 0;
    transition: opacity var(--transition-normal) 0.3s;
}

.products__item:hover .products__price {
    opacity: 1;
}

/* ========== FAQ Section ========== */
.faq {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-primary);
}

.faq__accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    background-color: var(--color-card);
    box-shadow: var(--shadow-sm);
}

.faq__question {
    width: 100%;
    padding: var(--spacing-lg);
    text-align: left;
    background-color: var(--color-card);
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-md);
    position: relative;
    transition: background-color var(--transition-normal);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq__question:hover,
.faq__question--active {
    background-color: rgba(147, 112, 219, 0.1);
}

.faq__icon {
    transition: transform var(--transition-normal);
    font-size: var(--font-size-sm);
    margin-left: var(--spacing-md);
}

.faq__question--active .faq__icon {
    transform: rotate(180deg);
}

.faq__answer {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq__answer p {
    padding-bottom: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    margin-bottom: 0;
    line-height: var(--line-height-loose);
}

/* ========== Subscribe Section ========== */
.subscribe {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-background);
    position: relative;
    overflow: hidden;
}

.subscribe::before {
    content: '';
    position: absolute;
    bottom: -150px;
    right: -150px;
    width: 300px;
    height: 300px;
    background-color: var(--color-accent);
    opacity: 0.1;
    border-radius: 50%;
    z-index: 0;
}

.subscribe__content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.subscribe__text {
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-loose);
}

.subscribe__form {
    max-width: 500px;
    margin: 0 auto;
}

.subscribe__input-group {
    display: flex;
    gap: var(--spacing-md);
}

.subscribe__input {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-md);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-text);
    outline: none;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.subscribe__input:focus {
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px var(--color-accent);
}

.subscribe__input::placeholder {
    color: rgba(230, 230, 250, 0.6);
}

.subscribe__button {
    white-space: nowrap;
}

/* ========== Contact Section ========== */
.contact {
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-primary);
}

.contact__content {
    display: flex;
    gap: var(--spacing-2xl);
}

.contact__info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact__info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.contact__icon {
    color: var(--color-accent);
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-xs);
}

.contact__form {
    flex: 2;
    background-color: var(--color-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.contact__form-group {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.contact__label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.contact__input,
.contact__textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    outline: none;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.contact__input:focus,
.contact__textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(147, 112, 219, 0.3);
}

.contact__button {
    width: 100%;
}

/* Form error state */
.input--error {
    border-color: var(--color-error) !important;
    box-shadow: 0 0 0 2px rgba(244, 67, 54, 0.3) !important;
}

/* Form focus state */
.form-group--focused .contact__label {
    color: var(--color-accent);
}

/* ========== Success Page ========== */
.success {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4xl) 0;
    background-color: var(--color-primary);
}

.success__content {
    text-align: center;
    max-width: 600px;
    background-color: var(--color-card);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    animation: fadeInUp 0.8s ease;
    margin: 0 auto;
}

.success__icon {
    font-size: var(--font-size-4xl);
    color: var(--color-success);
    margin-bottom: var(--spacing-lg);
}

.success__title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.success__message {
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-loose);
}

.success__details {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
}

.success__actions {
    margin-top: var(--spacing-xl);
}

/* ========== Legal Pages ========== */
.legal {
    padding: var(--spacing-4xl) 0;
    margin-top: 80px;
    background-color: var(--color-primary);
}

.legal__title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.legal__content {
    max-width: 800px;
    margin: 0 auto;
    line-height: var(--line-height-loose);
}

.legal__update {
    font-style: italic;
    margin-bottom: var(--spacing-xl);
    opacity: 0.8;
}

.legal__subtitle {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.legal__subsubtitle {
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.legal__list {
    margin-left: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.legal__list li {
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.legal__list li::before {
    content: '•';
    position: absolute;
    left: -15px;
    color: var(--color-accent);
}

.legal a {
    color: var(--color-accent);
    text-decoration: underline;
    transition: color var(--transition-normal);
}

.legal a:hover {
    color: var(--color-button);
}

/* ========== Footer ========== */
.footer {
    background-color: var(--color-background);
    padding-top: var(--spacing-3xl);
}

.footer__content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__logo {
    flex: 1 1 300px;
}

.footer__logo-img {
    height: 50px;
    margin-bottom: var(--spacing-md);
}

.footer__slogan {
    opacity: 0.8;
}

.footer__nav {
    flex: 2 1 600px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer__nav-column {
    flex: 1 1 180px;
}

.footer__nav-title {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-accent);
}

.footer__nav-item {
    margin-bottom: var(--spacing-sm);
}

.footer__nav-link {
    opacity: 0.8;
    transition: opacity var(--transition-normal);
}

.footer__nav-link:hover {
    opacity: 1;
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.footer__copyright {
    opacity: 0.6;
    font-size: var(--font-size-sm);
}

/* ========== Back to Top Button ========== */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background-color: var(--color-button);
    color: var(--color-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-normal), transform var(--transition-normal), background-color var(--transition-normal);
    z-index: var(--z-index-fixed);
}

.back-to-top--visible {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--color-accent);
}

/* ========== Responsive Styles ========== */
@media (max-width: 991px) {
    :root {
        --font-size-4xl: 2.5rem;
        --font-size-3xl: 2rem;
        --font-size-2xl: 1.75rem;
    }
    
    .header__nav-toggle {
        display: block;
    }
    
    .header__nav-list {
        position: absolute;
        top: calc(100% + 10px);
        right: 0;
        flex-direction: column;
        background-color: var(--color-overlay);
        padding: var(--spacing-lg);
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-lg);
        gap: var(--spacing-md);
        opacity: 0;
        transform: translateY(-10px);
        pointer-events: none;
        transition: opacity var(--transition-normal), transform var(--transition-normal);
        z-index: 1;
    }
    
    .header__nav-list--active {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }
    
    .about__content,
    .rituals__content,
    .contact__content {
        flex-direction: column;
    }
    
    .about__image,
    .rituals__image {
        order: -1;
        margin-bottom: var(--spacing-xl);
    }
}

@media (max-width: 767px) {
    :root {
        --spacing-4xl: 4rem;
        --spacing-3xl: 3rem;
        --font-size-4xl: 2.25rem;
        --font-size-3xl: 1.75rem;
        --font-size-2xl: 1.5rem;
    }
    
    .hero {
        min-height: 500px;
    }
    
    .subscribe__input-group {
        flex-direction: column;
    }
    
    .subscribe__button {
        width: 100%;
    }
}

@media (max-width: 575px) {
    :root {
        --spacing-4xl: 3rem;
        --spacing-3xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }
    
    .hero {
        min-height: 450px;
    }
    
    .footer__content {
        flex-direction: column;
    }
    
    .footer__nav {
        flex-direction: column;
    }
}