/* ==========================================================================
   Child Integrative Psychotherapy Practice - Stylesheet
   Mobile-First Responsive Design
   ========================================================================== */

/* ==========================================================================
   1. CSS Custom Properties (Variables)
   ========================================================================== */
:root {
    /* Colors */
    --color-primary: #6B8E7B;
    --color-primary-dark: #5A7A69;
    --color-primary-light: #8AA99A;
    --color-secondary: #E8DED1;
    --color-secondary-dark: #D9CFC2;
    --color-accent: #C4A77D;
    --color-accent-dark: #B39668;
    --color-text: #3D3D3D;
    --color-text-light: #666666;
    --color-text-muted: #888888;
    --color-background: #FDFBF7;
    --color-background-alt: #F5F2ED;
    --color-white: #FFFFFF;
    --color-error: #D64545;
    --color-success: #4CAF50;

    /* Typography */
    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-family-heading: var(--font-family-base);

    /* Font sizes - using 1.25 scale */
    --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: 1.875rem;  /* 30px */
    --font-size-3xl: 2.25rem;   /* 36px */
    --font-size-4xl: 3rem;      /* 48px */

    /* Font weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Line heights */
    --line-height-tight: 1.25;
    --line-height-base: 1.6;
    --line-height-relaxed: 1.75;

    /* 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: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */
    --spacing-4xl: 5rem;     /* 80px */

    /* Container */
    --container-max-width: 1140px;
    --container-padding: 1rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;

    /* Header height */
    --header-height: 70px;
}

/* ==========================================================================
   2. CSS Reset / Normalize
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

ul, ol {
    list-style: none;
}

address {
    font-style: normal;
}

/* ==========================================================================
   3. Base Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
}

h1 {
    font-size: var(--font-size-2xl);
}

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

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

h4 {
    font-size: var(--font-size-md);
}

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

p:last-child {
    margin-bottom: 0;
}

strong {
    font-weight: var(--font-weight-semibold);
}

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

.section {
    padding: var(--spacing-2xl) 0;
}

.section--alt {
    background-color: var(--color-background-alt);
}

.section__label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

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

.section__description {
    font-size: var(--font-size-md);
    color: var(--color-text-light);
    max-width: 600px;
    margin-bottom: var(--spacing-xl);
}

/* Visibility utilities */
.hidden {
    display: none !important;
}

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

/* ==========================================================================
   5. Skip Link (Accessibility)
   ========================================================================== */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    z-index: var(--z-tooltip);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--spacing-md);
    color: var(--color-white);
}

/* ==========================================================================
   6. Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-align: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

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

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

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

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

.btn--full {
    width: 100%;
}

/* ==========================================================================
   7. Header & Navigation
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: transparent;
    z-index: var(--z-sticky);
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header--scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text);
    font-weight: var(--font-weight-bold);
    z-index: var(--z-fixed);
}

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

.logo__img {
    width: 40px;
    height: 40px;
}

.logo__text {
    font-size: var(--font-size-sm);
    display: none;
}

/* Navigation Toggle (Mobile) */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    padding: 0;
    z-index: var(--z-fixed);
}

.nav-toggle__bar {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.nav--open {
    opacity: 1;
    visibility: visible;
}

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

.nav__link {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

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

.nav__link--cta {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
}

.nav__link--cta:hover,
.nav__link--cta:focus {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

/* ==========================================================================
   8. Hero Section
   ========================================================================== */
.hero {
    padding-top: calc(var(--header-height) + var(--spacing-2xl));
    padding-bottom: var(--spacing-2xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-secondary) 100%);
}

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

.hero__content {
    text-align: center;
}

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

.hero__subtitle {
    font-size: var(--font-size-md);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.hero__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

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

.hero__illustration img {
    max-width: 300px;
    width: 100%;
}

.hero__trust {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.hero__trust p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ==========================================================================
   9. About Section
   ========================================================================== */
.about__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

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

.about__photo {
    width: 250px;
    height: 250px;
    border-radius: var(--radius-lg);
    object-fit: cover;
    box-shadow: var(--shadow-lg);
}

.about__text {
    margin-bottom: var(--spacing-lg);
}

.about__text p {
    color: var(--color-text-light);
}

.about__credentials {
    padding: var(--spacing-lg);
    background-color: var(--color-background-alt);
    border-radius: var(--radius-lg);
}

.about__credentials-title {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-md);
}

.about__credentials-list {
    list-style: disc;
    padding-left: var(--spacing-lg);
}

.about__credentials-list li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-light);
}

.about__credentials-list li:last-child {
    margin-bottom: 0;
}

/* ==========================================================================
   10. Approach Section
   ========================================================================== */
.approach__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.approach__text {
    max-width: 800px;
}

.approach__text p {
    color: var(--color-text-light);
}

.approach__highlights {
    display: grid;
    gap: var(--spacing-lg);
}

.approach__highlight {
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.approach__highlight-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-secondary);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.approach__highlight h3 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-sm);
}

.approach__highlight p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ==========================================================================
   11. Services Section
   ========================================================================== */
.services__grid {
    display: grid;
    gap: var(--spacing-lg);
}

/* ==========================================================================
   11b. Problems Section (SEO Content)
   ========================================================================== */
.problems__grid {
    display: grid;
    gap: var(--spacing-md);
}

.problems__item {
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-primary);
}

.problems__item h3 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.problems__item p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

.service-card {
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.service-card__icon img {
    width: 32px;
    height: 32px;
}

.service-card__title {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-sm);
}

.service-card__description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.service-card__helper {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-secondary);
}

.service-card__helper h4 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.service-card__helper p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ==========================================================================
   12. Process Section
   ========================================================================== */
.process__timeline {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    position: relative;
}

.process__timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 60px;
    bottom: 60px;
    width: 2px;
    background-color: var(--color-secondary-dark);
}

.process__step {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-left: 60px;
    position: relative;
}

.process__step-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    z-index: 1;
}

.process__step-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.process__step-icon img {
    width: 28px;
    height: 28px;
}

.process__step-title {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-sm);
}

.process__step-description {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ==========================================================================
   13. Group Work Section
   ========================================================================== */
.group-work__container {
    max-width: 800px;
}

.group-work__intro {
    font-size: var(--font-size-md);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

.group-work__details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.group-work__detail {
    padding: var(--spacing-md);
    background-color: var(--color-background-alt);
    border-radius: var(--radius-md);
}

.group-work__detail h3 {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.group-work__detail p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.group-work__info,
.group-work__program {
    margin-bottom: var(--spacing-lg);
}

.group-work__info h3,
.group-work__program h3 {
    font-size: var(--font-size-md);
    margin-bottom: var(--spacing-sm);
}

.group-work__info p,
.group-work__program p {
    color: var(--color-text-light);
}

/* ==========================================================================
   14. FAQ Section
   ========================================================================== */
.faq__list {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    border-bottom: 1px solid var(--color-secondary-dark);
}

.faq__item:last-child {
    border-bottom: none;
}

.faq__question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
    text-align: left;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    transition: color var(--transition-fast);
}

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

.faq__question:focus {
    outline: none;
}

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

.faq__question span {
    flex: 1;
    padding-right: var(--spacing-md);
}

.faq__icon {
    flex-shrink: 0;
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.faq__question[aria-expanded="true"] .faq__icon {
    transform: rotate(180deg);
}

.faq__answer {
    padding-bottom: var(--spacing-lg);
}

.faq__answer[hidden] {
    display: none;
}

.faq__answer p {
    color: var(--color-text-light);
}

/* ==========================================================================
   15. Contact Section
   ========================================================================== */
.contact__container {
    display: grid;
    gap: var(--spacing-2xl);
}

/* Form */
.contact__form {
    display: grid;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.form-label span {
    color: var(--color-error);
}

.form-input {
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    border: 1px solid var(--color-secondary-dark);
    border-radius: var(--radius-md);
    background-color: var(--color-white);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(107, 142, 123, 0.15);
}

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

.form-input.error:focus {
    box-shadow: 0 0 0 3px rgba(214, 69, 69, 0.15);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%233D3D3D' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    background-size: 16px;
    padding-right: var(--spacing-2xl);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-error {
    font-size: var(--font-size-sm);
    color: var(--color-error);
    min-height: 1.25em;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--color-primary);
}

.form-checkbox__text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.form-checkbox__text a {
    text-decoration: underline;
}

/* Contact Info */
.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

.contact__info-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-secondary);
    border-radius: var(--radius-md);
    color: var(--color-primary);
}

.contact__info-item h3 {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.contact__info-item p,
.contact__info-item a,
.contact__info-item address {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.contact__info-item a:hover {
    color: var(--color-primary);
}

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

.footer__main {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__brand {
    text-align: center;
}

.logo--footer {
    justify-content: center;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.logo--footer:hover {
    color: var(--color-secondary);
}

.footer__tagline {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer__nav {
    text-align: center;
}

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

.footer__nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__nav-list a {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.footer__nav-list a:hover {
    color: var(--color-white);
}

.footer__social {
    text-align: center;
}

.footer__social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    transition: background-color var(--transition-fast);
}

.footer__social-link:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.footer__emergency {
    padding: var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.footer__emergency p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer__emergency strong {
    color: var(--color-secondary);
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer__copyright {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer__legal a {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer__legal a:hover {
    color: var(--color-white);
}

/* ==========================================================================
   17. Scroll Animations
   ========================================================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ==========================================================================
   18. Responsive Breakpoints
   ========================================================================== */

/* Extra small devices (320px) - Ensure minimum readability */
@media (max-width: 359px) {
    :root {
        --font-size-base: 0.875rem;
        --font-size-2xl: 1.5rem;
        --font-size-3xl: 1.75rem;
        --container-padding: 0.75rem;
    }

    .hero__title {
        font-size: 1.5rem;
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    .service-card {
        padding: var(--spacing-md);
    }

    .group-work__details {
        grid-template-columns: 1fr;
    }
}

/* Small mobile (360px - 479px) */
@media (min-width: 360px) and (max-width: 479px) {
    .hero__title {
        font-size: var(--font-size-xl);
    }

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

/* Large mobile / Small tablet (480px - 767px) */
@media (min-width: 480px) and (max-width: 767px) {
    .hero__buttons {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
    }

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

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

    .about__photo {
        width: 200px;
        height: 200px;
    }
}

/* Tablet (768px) */
@media (min-width: 768px) {
    :root {
        --container-padding: 1.5rem;
    }

    .section {
        padding: var(--spacing-3xl) 0;
    }

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

    /* Header */
    .nav-toggle {
        display: none;
    }

    .nav {
        position: static;
        background-color: transparent;
        opacity: 1;
        visibility: visible;
    }

    .nav__list {
        flex-direction: row;
        gap: var(--spacing-lg);
    }

    .nav__link {
        font-size: var(--font-size-sm);
    }

    .logo__text {
        display: inline;
    }

    /* Hero */
    .hero__title {
        font-size: var(--font-size-3xl);
    }

    .hero__buttons {
        flex-direction: row;
        justify-content: center;
    }

    .hero__illustration img {
        max-width: 400px;
    }

    /* About */
    .about__container {
        flex-direction: row;
        align-items: flex-start;
    }

    .about__image {
        flex-shrink: 0;
    }

    .about__photo {
        width: 300px;
        height: 350px;
    }

    /* Approach */
    .approach__highlights {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Services */
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Process */
    .process__timeline {
        flex-direction: row;
        justify-content: space-between;
    }

    .process__timeline::before {
        left: 60px;
        right: 60px;
        top: 20px;
        bottom: auto;
        height: 2px;
        width: auto;
    }

    .process__step {
        flex: 1;
        padding-left: 0;
        align-items: center;
        text-align: center;
    }

    .process__step-number {
        position: relative;
        margin-bottom: var(--spacing-md);
    }

    /* Group Work */
    .group-work__details {
        grid-template-columns: repeat(4, 1fr);
    }

    /* Problems */
    .problems__grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    /* Footer */
    .footer__main {
        grid-template-columns: repeat(3, 1fr);
        text-align: left;
    }

    .footer__brand {
        text-align: left;
    }

    .logo--footer {
        justify-content: flex-start;
    }

    .footer__nav {
        text-align: left;
    }

    .footer__social {
        text-align: left;
    }

    .footer__social-links {
        justify-content: flex-start;
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* Desktop (1024px) */
@media (min-width: 1024px) {
    :root {
        --container-padding: 2rem;
    }

    .section {
        padding: var(--spacing-4xl) 0;
    }

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

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

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

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

    .hero__subtitle {
        margin-left: 0;
    }

    .hero__buttons {
        justify-content: flex-start;
    }

    .hero__illustration {
        flex: 1;
    }

    .hero__illustration img {
        max-width: 500px;
    }

    /* Services */
    .services__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .services__grid .service-card:nth-child(4),
    .services__grid .service-card:nth-child(5) {
        grid-column: span 1;
    }

    /* Problems */
    .problems__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Contact */
    .contact__container {
        grid-template-columns: 1.5fr 1fr;
    }
}

/* Large Desktop (1280px+) */
@media (min-width: 1280px) {
    :root {
        --container-max-width: 1200px;
    }

    .hero__title {
        font-size: 3.5rem;
    }

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

/* Extra Large Desktop (1440px+) */
@media (min-width: 1440px) {
    :root {
        --container-max-width: 1320px;
    }
}

/* ==========================================================================
   18b. Landscape Mode Handling
   ========================================================================== */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding-top: calc(var(--header-height) + var(--spacing-lg));
        padding-bottom: var(--spacing-lg);
    }

    .hero__container {
        flex-direction: row;
    }

    .hero__illustration {
        display: none;
    }
}

/* ==========================================================================
   18c. Touch Target Sizes (Accessibility)
   ========================================================================== */
@media (pointer: coarse) {
    /* Ensure minimum 48px touch targets for touch devices */
    .btn {
        min-height: 48px;
        min-width: 48px;
    }

    .nav__link {
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    .nav-toggle {
        min-width: 48px;
        min-height: 48px;
    }

    .faq__question {
        min-height: 56px;
    }

    .form-input,
    .form-select,
    .form-textarea {
        min-height: 48px;
    }

    .form-checkbox input {
        width: 24px;
        height: 24px;
    }

    .footer__social-link {
        min-width: 48px;
        min-height: 48px;
    }
}

/* ==========================================================================
   19. Accessibility - Focus States
   ========================================================================== */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
    outline: none;
}

/* ==========================================================================
   20. Accessibility - Reduced Motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .fade-in {
        opacity: 1;
        transform: none;
    }
}

/* ==========================================================================
   21. Print Styles
   ========================================================================== */
@media print {
    *,
    *::before,
    *::after {
        background: transparent !important;
        color: #000 !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }

    a,
    a:visited {
        text-decoration: underline;
    }

    a[href]::after {
        content: " (" attr(href) ")";
    }

    .header,
    .nav-toggle,
    .hero__illustration,
    .footer__social,
    .btn {
        display: none !important;
    }

    .hero {
        min-height: auto;
        padding-top: var(--spacing-xl);
    }

    .section {
        padding: var(--spacing-lg) 0;
        page-break-inside: avoid;
    }

    h1, h2, h3 {
        page-break-after: avoid;
    }

    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }
}