/* ============================================
   DESDE EL SILENCIO — Landing Page Styles
   Clinical Psychology Practice
   ============================================ */

/* ---------- CSS Variables / Design Tokens ---------- */
:root {
    /* Primary palette — warm sage greens */
    --color-primary: #7a9e7e;
    --color-primary-dark: #5c7e60;
    --color-primary-light: #a8c5ab;
    --color-primary-xlight: #d4e4d6;

    /* Warm neutrals */
    --color-cream: #faf7f2;
    --color-warm-white: #fefdfb;
    --color-sand: #f0ebe3;
    --color-sand-dark: #e3dbd0;
    --color-taupe: #b8a99a;

    /* Accent & text */
    --color-terracotta: #c4856c;
    --color-terracotta-dark: #a96b53;
    --color-text: #3d3632;
    --color-text-light: #6b6058;
    --color-text-muted: #8c8279;
    --color-white: #ffffff;

    /* WhatsApp CTA */
    --color-whatsapp: #25d366;
    --color-whatsapp-hover: #1ebe57;
    --color-whatsapp-dark: #128c3e;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(61, 54, 50, 0.06);
    --shadow-md: 0 4px 12px rgba(61, 54, 50, 0.08);
    --shadow-lg: 0 8px 30px rgba(61, 54, 50, 0.10);
    --shadow-xl: 0 16px 48px rgba(61, 54, 50, 0.12);

    /* Spacing scale */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Typography */
    --font-heading: 'Cormorant Garamond', 'Georgia', serif;
    --font-body: 'Nunito Sans', 'Segoe UI', sans-serif;

    --text-xs: 0.8125rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-md: 1.125rem;
    --text-lg: 1.25rem;
    --text-xl: 1.5rem;
    --text-2xl: 1.875rem;
    --text-3xl: 2.25rem;
    --text-4xl: 2.75rem;
    --text-5xl: 3.25rem;

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

    /* Layout */
    --max-width: 1200px;
    --header-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-warm-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

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

ul,
ol {
    list-style: none;
}

/* ---------- Focus States (Accessibility) ---------- */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

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

h1 {
    font-size: var(--text-4xl);
}

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

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

h4 {
    font-size: var(--text-lg);
}

p {
    margin-bottom: var(--space-md);
    color: var(--color-text-light);
}

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

.section-label {
    display: inline-block;
    font-family: 'Cormorant Garamond';
    font-size: var(--text-base);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary);
    margin-bottom: var(--space-sm);
}

.section-title {
    margin-bottom: var(--space-lg);
}

.section-subtitle {
    font-size: var(--text-md);
    color: var(--color-text-light);
    max-width: 640px;
    line-height: 1.8;
}

.text-center {
    text-align: center;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.875rem 1.75rem;
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1;
    white-space: nowrap;
}

.btn-whatsapp {
    background: var(--color-whatsapp);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: var(--color-whatsapp-hover);
    box-shadow: 0 6px 22px rgba(37, 211, 102, 0.4);
    transform: translateY(-2px);
}

.btn-whatsapp:active {
    transform: translateY(0);
}

.btn-whatsapp .btn-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

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

.btn-outline:hover {
    background: var(--color-primary-xlight);
    border-color: var(--color-primary);
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: var(--text-sm);
}

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: var(--text-md);
}

/* ---------- Placeholder Image Blocks ---------- */
.img-placeholder {
    width: 100%;
    aspect-ratio: 4 / 5;
    background: linear-gradient(145deg, var(--color-sand) 0%, var(--color-primary-xlight) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-taupe);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    overflow: hidden;
    position: relative;
}

.img-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: inherit;
}

.img-placeholder--hero {
    aspect-ratio: 3 / 4;
    max-width: 420px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.img-placeholder--about {
    aspect-ratio: 3 / 4;
    max-width: 380px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   HEADER / NAVBAR
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(254, 253, 251, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: box-shadow var(--transition-base), background var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(254, 253, 251, 0.95);
}

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

.header__brand {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.01em;
    transition: color var(--transition-fast);
}

.header__brand span {
    color: var(--color-primary);
}

.header__nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.header__nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.header__nav-link {
    font-family: 'Cormorant Garamond';
    font-size: var(--text-md);
    font-weight: 600;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
    position: relative;
    padding: var(--space-xs) 0;
}

.header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
    border-radius: 1px;
}

.header__nav-link:hover {
    color: var(--color-primary-dark);
}

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

.header__cta {
    display: none;
}

/* Hamburger */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 4px 0;
    z-index: 1001;
}

.hamburger__line {
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.hamburger.active .hamburger__line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.active .hamburger__line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active .hamburger__line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 360px;
    height: 100vh;
    height: 100dvh;
    background: var(--color-warm-white);
    z-index: 999;
    padding: calc(var(--header-height) + var(--space-2xl)) var(--space-2xl) var(--space-2xl);
    transition: right var(--transition-slow);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.mobile-menu.open {
    right: 0;
}

.mobile-menu__overlay {
    position: fixed;
    inset: 0;
    background: rgba(61, 54, 50, 0.3);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu__overlay.visible {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__link {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--color-text);
    padding: var(--space-sm) 0;
    display: block;
    transition: color var(--transition-fast);
    border-bottom: 1px solid var(--color-sand);
}

.mobile-menu__link:hover {
    color: var(--color-primary-dark);
}

.mobile-menu__cta {
    margin-top: auto;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding-top: calc(var(--header-height) + var(--space-xl));
    padding-bottom: var(--space-5xl);
    background: var(--color-warm-white);
    position: relative;
    overflow: hidden;
}

/* Subtle decorative circle */
.hero::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -160px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--color-primary-xlight) 0%, transparent 70%);
    opacity: 0.5;
    pointer-events: none;
}

.hero__inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
}

.hero__content {
    max-width: 600px;
}

.hero__title {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-lg);
    line-height: 1.15;
    color: var(--color-text);
}

.hero__title em {
    font-style: normal;
    color: var(--color-primary-dark);
}

.hero__subtitle {
    font-size: var(--text-md);
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
    max-width: 520px;
}

.hero__actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: flex-start;
}

.hero__reassurance {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-style: italic;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.hero__reassurance::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-primary-light);
    border-radius: 50%;
    flex-shrink: 0;
}

.hero__image {
    display: flex;
    justify-content: center;
    position: relative;
}

/* Decorative accent behind hero image */
.hero__image::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-45%);
    width: 90%;
    height: 100%;
    background: var(--color-primary-xlight);
    border-radius: var(--radius-xl);
    opacity: 0.5;
}

/* ============================================
   RESISTANCE / EMPATHY SECTION
   ============================================ */
.resistance {
    padding: var(--space-5xl) 0;
    background: var(--color-cream);
    position: relative;
}

.resistance__inner {
    max-width: 780px;
    margin: 0 auto;
    text-align: center;
}

.resistance__title {
    margin-bottom: var(--space-xl);
}

.resistance__text {
    font-size: var(--text-md);
    line-height: 1.9;
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
}

.resistance__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin: var(--space-2xl) 0;
    text-align: left;
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
}

.resistance__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    font-size: var(--text-base);
    color: var(--color-text-light);
    line-height: 1.7;
}

.resistance__item-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--color-primary);
}

.resistance__closing {
    font-size: var(--text-lg);
    color: var(--color-text);
    font-family: var(--font-heading);
    font-weight: 600;
    font-style: italic;
    margin-top: var(--space-2xl);
    line-height: 1.6;
    text-align: center;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
    padding: var(--space-5xl) 0;
    background: var(--color-warm-white);
}

.how-it-works__header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.how-it-works__header .section-subtitle {
    margin: 0 auto;
}

.steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    max-width: 900px;
    margin: 0 auto;
}

.step {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-sand);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
    position: relative;
}

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

.step__number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: var(--color-primary-xlight);
    color: var(--color-primary-dark);
    font-family: 'Nunito Sans';
    font-size: var(--text-base);
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: var(--space-md);
}

.step__title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.step__text {
    font-size: var(--text-base);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ============================================
   FIRST SESSION SECTION
   ============================================ */
.first-session {
    padding: var(--space-5xl) 0;
    background: var(--color-cream);
}

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

.first-session__header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.first-session__header .section-subtitle {
    margin: 0 auto;
}

.session-points {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.session-point {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
    padding: var(--space-lg);
    background: var(--color-warm-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-sand);
    transition: box-shadow var(--transition-base);
}

.session-point:hover {
    box-shadow: var(--shadow-sm);
}

.session-point__icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    background: var(--color-primary-xlight);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
}

.session-point__icon svg {
    width: 20px;
    height: 20px;
}

.session-point__content h3 {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.session-point__content p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 0;
}

.first-session__closing {
    text-align: center;
    margin-top: var(--space-3xl);
    padding: var(--space-2xl);
    background: linear-gradient(135deg, var(--color-primary-xlight) 0%, var(--color-sand) 100%);
    border-radius: var(--radius-lg);
}

.first-session__closing p {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-text);
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 0;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--space-5xl) 0;
    background: var(--color-warm-white);
}

.about__inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
    align-items: center;
}

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

/* Decorative accent */
.about__image::before {
    content: '';
    position: absolute;
    bottom: -12px;
    right: -12px;
    width: 70%;
    height: 70%;
    background: var(--color-primary-xlight);
    border-radius: var(--radius-xl);
    opacity: 0.6;
    z-index: 0;
}

.about__image .img-placeholder {
    position: relative;
    z-index: 1;
}

.about__content {
    max-width: 600px;
}

.about__text {
    font-size: var(--text-base);
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    text-align: justify;
}

.about__highlights {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.about__highlight {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-cream);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary-light);
}

.about__highlight-icon {
    color: var(--color-primary);
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 2px;
}

.about__highlight p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 0;
}

.about__highlight strong {
    color: var(--color-text);
}

/* ============================================
   SERVICES / AREAS OF SUPPORT
   ============================================ */
.services {
    padding: var(--space-5xl) 0;
    background: var(--color-cream);
}

.services__header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.services__header .section-subtitle {
    margin: 0 auto;
}

.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    max-width: 900px;
    margin: 0 auto;
}

.service-card {
    background: var(--color-warm-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-sand);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.service-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.service-card__icon {
    width: 48px;
    height: 48px;
    background: var(--color-primary-xlight);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    color: var(--color-primary-dark);
}

.service-card__icon svg {
    width: 24px;
    height: 24px;
}

.service-card__title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.service-card__text {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.final-cta {
    padding: var(--space-5xl) 0;
    background: linear-gradient(135deg, var(--color-primary-xlight) 0%, var(--color-sand) 50%, var(--color-cream) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    bottom: -200px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--color-primary-light) 0%, transparent 70%);
    opacity: 0.25;
    pointer-events: none;
}

.final-cta__inner {
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.final-cta__title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-lg);
    line-height: 1.3;
}

.final-cta__text {
    font-size: var(--text-md);
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.final-cta__reassurance {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    font-style: italic;
    margin-top: var(--space-md);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-text);
    color: var(--color-sand);
    padding: var(--space-3xl) 0 var(--space-xl);
}

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

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

.footer__brand {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.footer__brand span {
    color: var(--color-primary-light);
}

.footer__tagline {
    font-size: var(--text-sm);
    color: var(--color-taupe);
    line-height: 1.6;
    max-width: 320px;
    margin-bottom: 0;
}

.footer__links-title {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-sand-dark);
    margin-bottom: var(--space-md);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__link {
    font-size: var(--text-sm);
    color: var(--color-taupe);
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

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

.footer__link svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: var(--space-lg);
    text-align: center;
}

.footer__copyright {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */
.floating-whatsapp {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 60px;
    height: 60px;
    background: var(--color-whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
    z-index: 900;
    transition: all var(--transition-base);
    color: var(--color-white);
}

.floating-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

.floating-whatsapp svg {
    width: 28px;
    height: 28px;
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Staggered animations */
.fade-in-delay-1 {
    transition-delay: 100ms;
}

.fade-in-delay-2 {
    transition-delay: 200ms;
}

.fade-in-delay-3 {
    transition-delay: 300ms;
}

.fade-in-delay-4 {
    transition-delay: 400ms;
}

/* ============================================
   RESPONSIVE — Tablet (768px+)
   ============================================ */
@media (min-width: 768px) {
    :root {
        --text-4xl: 3rem;
        --text-5xl: 3.75rem;
    }

    .container {
        padding: 0 var(--space-2xl);
    }

    /* Header */
    .hamburger {
        display: none;
    }

    .mobile-menu,
    .mobile-menu__overlay {
        display: none;
    }

    .header__nav-links {
        display: flex;
    }

    .header__cta {
        display: inline-flex;
    }

    /* Hero */
    .hero__inner {
        flex-direction: row;
        align-items: center;
        gap: var(--space-4xl);
    }

    .hero__content {
        flex: 1;
    }

    .hero__image {
        flex: 0 0 auto;
        width: 340px;
    }

    /* Steps grid */
    .steps {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-xl);
    }

    /* Session points grid */
    .session-points {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-lg);
    }

    /* About */
    .about__inner {
        flex-direction: row;
        gap: var(--space-4xl);
        align-items: center;
    }

    .about__image {
        flex: 0 0 auto;
        width: 320px;
    }

    .about__content {
        flex: 1;
    }

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

    /* Footer */
    .footer__top {
        flex-direction: row;
        justify-content: space-between;
        gap: var(--space-4xl);
    }
}

/* ============================================
   RESPONSIVE — Desktop (1024px+)
   ============================================ */
@media (min-width: 1024px) {
    :root {
        --text-4xl: 3.25rem;
        --text-3xl: 2.5rem;
    }

    .hero__image {
        width: 400px;
    }

    .about__image {
        width: 360px;
    }

    .services__grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================
   RESPONSIVE — Mobile adjustments (<768px)
   ============================================ */
@media (max-width: 767px) {
    :root {
        --text-4xl: 2.25rem;
        --text-3xl: 1.875rem;
        --text-2xl: 1.5rem;
        --space-5xl: 4.5rem;
        --space-4xl: 3.5rem;
    }

    .header__nav-links {
        display: none;
    }

    .header__cta {
        display: none;
    }

    .hero__image {
        max-width: 300px;
        margin: 0 auto;
    }

    .hero__image::before {
        width: 85%;
        transform: translateX(-50%);
    }

    .about__image::before {
        bottom: -8px;
        right: -8px;
    }

    .final-cta__title {
        font-size: var(--text-2xl);
    }

    .floating-whatsapp {
        width: 54px;
        height: 54px;
        bottom: var(--space-lg);
        right: var(--space-lg);
    }

    .floating-whatsapp svg {
        width: 24px;
        height: 24px;
    }

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

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {

    .header,
    .floating-whatsapp,
    .hamburger,
    .mobile-menu,
    .mobile-menu__overlay {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }
}