/**
 * Quantirevia - Pilates Reformer Landing Page
 * Main CSS stylesheet
 */

/* ========== Variables ========== */
:root {
    /* Colors */
    --color-background: #F5F5F5;
    --color-accent: #B0BEC5;
    --color-text: #333333;
    --color-button: #78909C;
    --color-button-hover: #607D8B;
    --color-white: #FFFFFF;
    --color-light-gray: #EEEEEE;
    --color-medium-gray: #BDBDBD;
    --color-dark-gray: #757575;
    --color-error: #F44336;
    --color-success: #4CAF50;
    --color-shadow: rgba(0, 0, 0, 0.1);

    /* Typography */
    --font-body: 'Raleway', sans-serif;
    --font-heading: 'Cinzel', serif;
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;    /* 16px */
    --font-size-md: 1.125rem;  /* 18px */
    --font-size-lg: 1.25rem;   /* 20px */
    --font-size-xl: 1.5rem;    /* 24px */
    --font-size-2xl: 1.75rem;  /* 28px */
    --font-size-3xl: 2rem;     /* 32px */
    --font-size-4xl: 2.5rem;   /* 40px */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --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;     /* 4px */
    --spacing-sm: 0.5rem;      /* 8px */
    --spacing-md: 1rem;        /* 16px */
    --spacing-lg: 1.5rem;      /* 24px */
    --spacing-xl: 2rem;        /* 32px */
    --spacing-2xl: 2.5rem;     /* 40px */
    --spacing-3xl: 3rem;       /* 48px */
    --spacing-4xl: 4rem;       /* 64px */
    --spacing-5xl: 5rem;       /* 80px */
    --section-spacing: 5rem;   /* Space between sections */

    /* Border Radius */
    --border-radius-sm: 0.25rem;  /* 4px */
    --border-radius-md: 0.5rem;   /* 8px */
    --border-radius-lg: 1rem;     /* 16px */
    --border-radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.05), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-focus: 0 0 0 3px rgba(120, 144, 156, 0.4);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;

    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;

    /* Z-Index Layers */
    --z-negative: -1;
    --z-base: 1;
    --z-dropdown: 10;
    --z-sticky: 100;
    --z-fixed: 1000;
    --z-modal: 1100;
    --z-popover: 1200;
    --z-toast: 1300;
    --z-tooltip: 1400;

    /* Breakpoints (for reference in media queries) */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
}

/* ========== Dark Mode Variables ========== */
@media (prefers-color-scheme: dark) {
    :root {
        --color-background: #121212;
        --color-accent: #607D8B;
        --color-text: #E0E0E0;
        --color-button: #90A4AE;
        --color-button-hover: #B0BEC5;
        --color-white: #1E1E1E;
        --color-light-gray: #2D2D2D;
        --color-medium-gray: #505050;
        --color-dark-gray: #B0B0B0;
        --color-shadow: rgba(0, 0, 0, 0.4);
    }
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: 4rem;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

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

body.reduced-motion * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
}

body.menu-open {
    overflow: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-3xl);
}

h2 {
    font-size: var(--font-size-2xl);
}

h3 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--spacing-md);
}

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

a:hover,
a:focus {
    color: var(--color-button-hover);
    text-decoration: underline;
}

a:focus {
    outline: none;
    box-shadow: var(--shadow-focus);
}

ul,
ol {
    margin-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

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

button {
    background: none;
    border: none;
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    padding: 0;
}

/* Responsive typography */
@media (min-width: 768px) {
    h1 {
        font-size: var(--font-size-4xl);
    }

    h2 {
        font-size: var(--font-size-3xl);
    }

    h3 {
        font-size: var(--font-size-2xl);
    }
}

/* ========== Utility Classes ========== */
.visually-hidden {
    border: 0;
    clip: rect(0 0 0 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    white-space: nowrap;
}

.skip-link {
    background-color: var(--color-button);
    color: var(--color-white);
    font-weight: var(--font-weight-semibold);
    left: 0;
    padding: var(--spacing-sm) var(--spacing-md);
    position: absolute;
    top: -40px;
    transition: top 0.2s ease-in-out;
    z-index: var(--z-tooltip);
}

.skip-link:focus {
    top: 0;
    outline: none;
}

.button {
    background-color: var(--color-button);
    border: none;
    border-radius: var(--border-radius-md);
    color: var(--color-white);
    cursor: pointer;
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    padding: var(--spacing-md) var(--spacing-xl);
    text-align: center;
    text-decoration: none;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.button:hover,
.button:focus {
    background-color: var(--color-button-hover);
    color: var(--color-white);
    text-decoration: none;
    transform: translateY(-2px);
}

.button:active {
    transform: translateY(0);
}

.button:focus {
    outline: none;
    box-shadow: var(--shadow-focus);
}

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

.section-title::after {
    background-color: var(--color-accent);
    bottom: -10px;
    content: '';
    height: 2px;
    left: 50%;
    position: absolute;
    transform: translateX(-50%);
    width: 60px;
}

/* ========== Layout & Containers ========== */
.header__container,
.footer__container,
.hero__container,
.about__container,
.features__container,
.advantages__container,
.testimonials__container,
.contact__container,
.faq__container,
.page__container {
    margin: 0 auto;
    max-width: var(--container-xl);
    padding: 0 var(--spacing-md);
    width: 100%;
}

section {
    padding: var(--section-spacing) 0;
}

/* ========== Header ========== */
.header {
    background-color: var(--color-background);
    box-shadow: var(--shadow-md);
    left: 0;
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    width: 100%;
    z-index: var(--z-sticky);
}

.header__container {
    align-items: center;
    display: flex;
    justify-content: space-between;
}

.header__logo {
    height: auto;
    max-height: 48px;
    width: auto;
}

.header__menu-toggle {
    color: var(--color-text);
    display: block;
    font-size: var(--font-size-xl);
    z-index: var(--z-dropdown);
}

.header__nav {
    background-color: var(--color-background);
    height: 100vh;
    left: 0;
    opacity: 0;
    padding: var(--spacing-3xl) var(--spacing-xl);
    position: fixed;
    top: 0;
    transform: translateX(-100%);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    width: 80%;
    z-index: var(--z-base);
}

.header__nav--active {
    opacity: 1;
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
}

.header__nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.header__nav-item {
    margin-bottom: var(--spacing-md);
}

.header__nav-link {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    padding: var(--spacing-sm) 0;
    transition: color var(--transition-fast);
}

@media (min-width: 992px) {
    .header__menu-toggle {
        display: none;
    }

    .header__nav {
        background-color: transparent;
        height: auto;
        opacity: 1;
        padding: 0;
        position: static;
        transform: translateX(0);
        width: auto;
    }

    .header__nav-list {
        display: flex;
    }

    .header__nav-item {
        margin-bottom: 0;
        margin-left: var(--spacing-lg);
    }

    .header__nav-link {
        font-size: var(--font-size-base);
        padding: var(--spacing-sm);
    }
}

/* ========== Hero Section ========== */
.hero {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.hero__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.hero__content {
    flex: 1;
    text-align: center;
}

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

.hero__subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero__button {
    margin-top: var(--spacing-md);
}

.hero__image-container {
    flex: 1;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-height: 500px;
}

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

.hero__image:hover {
    transform: scale(1.03);
}

@media (min-width: 992px) {
    .hero {
        padding: var(--spacing-5xl) 0;
    }

    .hero__container {
        flex-direction: row;
        align-items: center;
    }

    .hero__content {
        text-align: left;
    }

    .hero__title {
        font-size: var(--font-size-4xl);
    }

    .hero__subtitle {
        margin-left: 0;
    }
}

/* ========== About Section ========== */
.about {
    background-color: var(--color-white);
}

.about__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.about__text {
    flex: 1;
}

.about__image-container {
    border-radius: var(--border-radius-lg);
    flex: 1;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

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

@media (min-width: 768px) {
    .about__content {
        flex-direction: row;
        align-items: center;
    }
}

/* ========== Features Section ========== */
.features {
    background-color: var(--color-background);
}

.features__grid {
    display: grid;
    gap: var(--spacing-xl);
    grid-template-columns: 1fr;
}

.features__item {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.features__icon {
    color: var(--color-button);
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

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

.features__text {
    color: var(--color-dark-gray);
    font-size: var(--font-size-base);
    margin-bottom: 0;
}

@media (min-width: 576px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .features__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========== Visual Separator ========== */
.visual-separator {
    background: linear-gradient(to right, var(--color-accent), var(--color-button), var(--color-accent));
    height: 2px;
    margin: 0 auto;
    max-width: 800px;
    width: 80%;
}

/* ========== Advantages Section ========== */
.advantages {
    background-color: var(--color-white);
}

.advantages__grid {
    display: grid;
    gap: var(--spacing-xl);
    grid-template-columns: 1fr;
}

.advantages__card {
    background-color: var(--color-background);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

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

.advantages__title {
    font-size: var(--font-size-lg);
    margin: var(--spacing-md) var(--spacing-md) var(--spacing-sm);
    text-align: center;
}

.advantages__text {
    color: var(--color-dark-gray);
    font-size: var(--font-size-base);
    margin: 0 var(--spacing-md) var(--spacing-md);
    text-align: center;
}

@media (min-width: 576px) {
    .advantages__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .advantages__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ========== Testimonials Section ========== */
.testimonials {
    background-color: var(--color-background);
    overflow: hidden;
    position: relative;
}

.testimonials__slider {
    display: grid;
    gap: var(--spacing-lg);
    margin: 0;
    position: relative;
    width: 100%;
}

@media (min-width: 768px) {
    .testimonials__slider {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonials__slide {
    flex: 0 0 100%;
    padding: 0;
    transition: transform var(--transition-normal);
    width: 100%;
}

.testimonials__quote {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    height: 100%;
    padding: var(--spacing-xl);
    position: relative;
    text-align: center;
}

.testimonials__quote p {
    font-size: var(--font-size-md);
    font-style: italic;
    margin-bottom: var(--spacing-md);
}

.testimonials__author {
    color: var(--color-dark-gray);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.testimonials__controls {
    align-items: center;
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.testimonials__control {
    align-items: center;
    background-color: var(--color-white);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
    color: var(--color-button);
    display: flex;
    height: 40px;
    justify-content: center;
    margin: 0 var(--spacing-md);
    transition: background-color var(--transition-fast), color var(--transition-fast);
    width: 40px;
}

.testimonials__control:hover,
.testimonials__control:focus {
    background-color: var(--color-button);
    color: var(--color-white);
}

.testimonials__control:focus {
    outline: none;
    box-shadow: var(--shadow-focus);
}

.testimonials__indicators {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

.testimonials__indicator {
    background-color: var(--color-medium-gray);
    border-radius: 50%;
    cursor: pointer;
    height: 10px;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
    width: 10px;
}

.testimonials__indicator--active {
    background-color: var(--color-button);
    transform: scale(1.3);
}

/* ========== Contact Section ========== */
.contact {
    background-color: var(--color-white);
}

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

.contact__info {
    flex: 1;
}

.contact__item {
    align-items: center;
    display: flex;
    margin-bottom: var(--spacing-md);
}

.contact__icon {
    color: var(--color-button);
    font-size: var(--font-size-xl);
    margin-right: var(--spacing-md);
}

.contact__form {
    background-color: var(--color-background);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    display: grid;
    flex: 2;
    gap: var(--spacing-md);
    grid-template-columns: 1fr;
    padding: var(--spacing-xl);
}

.contact__form-group {
    position: relative;
}

.contact__form-group--wide {
    grid-column: 1 / -1;
}

.contact__label {
    color: var(--color-dark-gray);
    display: block;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

.contact__input {
    background-color: var(--color-white);
    border: 1px solid var(--color-medium-gray);
    border-radius: var(--border-radius-md);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    padding: var(--spacing-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    width: 100%;
}

.contact__textarea {
    min-height: 150px;
    resize: vertical;
}

.contact__input:focus {
    border-color: var(--color-button);
    box-shadow: var(--shadow-focus);
    outline: none;
}

.contact__input--error {
    border-color: var(--color-error);
}

.contact__error {
    color: var(--color-error);
    display: block;
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
}

.contact__button {
    grid-column: 1 / -1;
    justify-self: center;
    margin-top: var(--spacing-md);
    width: 100%;
}

@media (min-width: 768px) {
    .contact__content {
        flex-direction: row;
    }

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

    .contact__button {
        width: auto;
    }
}

/* ========== FAQ Section ========== */
.faq {
    background-color: var(--color-background);
}

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

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

.faq__question {
    align-items: center;
    background-color: var(--color-white);
    border: none;
    cursor: pointer;
    display: flex;
    font-family: var(--font-body);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    justify-content: space-between;
    padding: var(--spacing-md);
    text-align: left;
    transition: background-color var(--transition-fast);
    width: 100%;
}

.faq__question:hover,
.faq__question:focus {
    background-color: var(--color-light-gray);
}

.faq__question:focus {
    outline: none;
    box-shadow: var(--shadow-focus);
}

.faq__icon {
    color: var(--color-button);
    font-size: var(--font-size-xl);
    transition: transform var(--transition-fast);
}

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

.faq__answer p {
    margin-bottom: 0;
    padding: var(--spacing-md);
}

/* ========== Footer ========== */
.footer {
    background-color: var(--color-white);
    padding: var(--spacing-2xl) 0;
}

.footer__container {
    align-items: flex-start;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.footer__info {
    flex: 1;
}

.footer__logo {
    height: auto;
    margin-bottom: var(--spacing-md);
    max-height: 40px;
    width: auto;
}

.footer__address,
.footer__contact {
    color: var(--color-dark-gray);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.footer__links {
    flex: 1;
    text-align: left;
}

.footer__nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    list-style: none;
    margin: 0 0 var(--spacing-md) 0;
    padding: 0;
}

.footer__copyright {
    color: var(--color-dark-gray);
    font-size: var(--font-size-xs);
}

@media (min-width: 768px) {
    .footer__container {
        flex-direction: row;
    }

    .footer__links {
        text-align: right;
    }

    .footer__nav {
        justify-content: flex-end;
    }
}

/* ========== Back to Top Button ========== */
.back-to-top {
    align-items: center;
    background-color: var(--color-button);
    border-radius: 50%;
    bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    color: var(--color-white);
    display: flex;
    height: 50px;
    justify-content: center;
    opacity: 1;
    position: fixed;
    right: var(--spacing-xl);
    transition: opacity var(--transition-normal), background-color var(--transition-fast), transform var(--transition-fast);
    width: 50px;
    z-index: var(--z-fixed);
}

.back-to-top--hidden {
    opacity: 0;
    pointer-events: none;
}

.back-to-top:hover,
.back-to-top:focus {
    background-color: var(--color-button-hover);
    transform: translateY(-5px);
}

.back-to-top:focus {
    outline: none;
    box-shadow: var(--shadow-focus);
}

/* ========== Page Template ========== */
.page {
    background-color: var(--color-white);
    padding: var(--spacing-3xl) 0;
}

.page__title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

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

.page__section {
    margin-bottom: var(--spacing-2xl);
    padding: 0;
}

.page__section h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.page__section h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

/* ========== Success Page ========== */
.success {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.success__content {
    background-color: var(--color-background);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    max-width: 600px;
    padding: var(--spacing-2xl);
    text-align: center;
    width: 100%;
}

.success__icon {
    color: var(--color-success);
    font-size: 64px !important;
    margin-bottom: var(--spacing-md);
}

.success__icon--error {
    color: var(--color-error);
}

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

.success__details {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
    text-align: left;
}

.success__details h2 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-md);
}

.success__details p {
    margin-bottom: var(--spacing-sm);
}

.success__button {
    display: inline-block;
}

/* ========== Media Queries ========== */
@media (min-width: 576px) {
    /* Small devices */
    .section-title {
        font-size: var(--font-size-2xl);
    }
}

@media (min-width: 768px) {
    /* Medium devices */
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero__content {
        padding: var(--spacing-xl) 0;
    }
}

@media (min-width: 992px) {
    /* Large devices */
    section {
        padding: var(--spacing-4xl) 0;
    }
    
    .section-title::after {
        width: 80px;
    }
}

@media (min-width: 1200px) {
    /* Extra large devices */
    .header__container,
    .footer__container,
    .hero__container,
    .about__container,
    .features__container,
    .advantages__container,
    .testimonials__container,
    .contact__container,
    .faq__container,
    .page__container {
        padding: 0 var(--spacing-xl);
    }
}

/* ========== Accessibility Enhancements ========== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

:focus-visible {
    outline: 2px solid var(--color-button);
    outline-offset: 2px;
}

/* ========== Dark Mode Specifics ========== */
@media (prefers-color-scheme: dark) {
    .header {
        background-color: var(--color-background);
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    }
    
    .features__item,
    .testimonials__quote,
    .footer,
    .faq__question,
    .faq__item {
        background-color: var(--color-white);
    }
    
    .about,
    .advantages__card,
    .contact__input {
        background-color: var(--color-background);
    }
    
    .contact__form,
    .success__content {
        background-color: var(--color-white);
    }
    
    .success__details {
        background-color: var(--color-background);
    }
}