/* ============================================================
   PSICÓLOGO MIKAEL CAETANO - Design System & Styles
   Premium psychology website with elevated calm aesthetic
   ============================================================ */

/* --- Design Tokens --- */
:root {
  /* Color Palette - Deep Forest meets Golden Hour */
  --color-primary: #1B3A2D;       /* Deep forest green - trust, depth, growth */
  --color-primary-light: #2D5A46; /* Lighter forest */
  --color-primary-dark: #122A1F;  /* Darkest forest */

  --color-accent: #C4943A;        /* Golden hour - warmth, transformation */
  --color-accent-light: #D4AA5A;  /* Lighter gold */
  --color-accent-dark: #A67B2E;   /* Burnished gold */

  --color-cream: #FAF7F2;         /* Warm ivory cream background */
  --color-cream-dark: #F0EBE3;    /* Slightly darker cream */
  --color-sand: #E8DFD5;          /* Sand for cards/sections */

  --color-white: #FDFCFA;         /* Off-white */
  --color-dark: #1A1A1A;          /* Near-black text */
  --color-text: #3A3A3A;          /* Body text */
  --color-text-light: #6B6B6B;    /* Secondary text */
  --color-text-muted: #9B9B9B;    /* Muted text */

  --color-border: rgba(27, 58, 45, 0.1);
  --color-border-dark: rgba(27, 58, 45, 0.2);

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Font Sizes - Fluid Scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.75rem + 0.3vw, 0.9375rem);
  --text-base: clamp(0.9375rem, 0.875rem + 0.3vw, 1.0625rem);
  --text-lg: clamp(1.0625rem, 1rem + 0.4vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 0.8vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.2vw, 2.75rem);
  --text-4xl: clamp(2.25rem, 1.8rem + 1.8vw, 3.5rem);
  --text-5xl: clamp(2.75rem, 2rem + 2.5vw, 4.5rem);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Section spacing */
  --section-padding: clamp(4rem, 8vw, 8rem);

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --container-padding: clamp(1.25rem, 4vw, 2rem);

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.45, 0, 0.55, 1);
  --transition-fast: 200ms var(--ease-out);
  --transition-base: 400ms var(--ease-out);
  --transition-slow: 600ms var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-cream);
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

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

/* --- Utility Classes --- */
.section-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-dark);
  margin-bottom: var(--space-lg);
}

.section-title em {
  font-style: italic;
  color: var(--color-primary);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 600px;
  line-height: 1.6;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(45, 74, 62, 0.25);
}

.btn--primary:hover {
  background-color: var(--color-primary-light);
  box-shadow: 0 4px 16px rgba(45, 74, 62, 0.3);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-border-dark);
}

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

.btn--large {
  padding: 1.125rem 2.25rem;
  font-size: var(--text-base);
}

.btn__icon {
  flex-shrink: 0;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(245, 240, 235, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.nav--scrolled {
  background: rgba(245, 240, 235, 0.95);
  box-shadow: var(--shadow-sm);
}

.nav__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.nav__logo-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-dark);
}

.nav__logo-title {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.nav__link {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text);
  position: relative;
  padding: var(--space-xs) 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav__link:hover::after {
  width: 100%;
}

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

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

.nav__link--cta {
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-weight: 500;
}

.nav__link--cta::after {
  display: none;
}

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

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  z-index: 1001;
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-dark);
  transition: all var(--transition-fast);
  border-radius: 1px;
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 140%;
  background: radial-gradient(ellipse, rgba(45, 74, 62, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero__container {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: var(--space-4xl) var(--container-padding);
  text-align: center;
}

.hero__tag {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: 500;
  line-height: 1.1;
  color: var(--color-dark);
  margin-bottom: var(--space-xl);
}

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

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

.hero__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.hero__credentials {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

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

.hero__credential svg {
  color: var(--color-primary);
  opacity: 0.6;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero__image-wrapper {
  position: relative;
  width: 100%;
  max-width: 460px;
}

.hero__image {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-xl);
  position: relative;
  z-index: 1;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__accent-shape {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 120px;
  height: 120px;
  background: var(--color-accent);
  opacity: 0.15;
  border-radius: 50%;
  z-index: 0;
}

.hero__accent-shape::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -80px;
  width: 200px;
  height: 200px;
  border: 2px solid var(--color-primary);
  opacity: 0.1;
  border-radius: 50%;
}

.hero__scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  padding: var(--space-xl) 0 var(--space-md);
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* --- Social Proof Bar --- */
.proof-bar {
  background: var(--color-primary);
  padding: var(--space-2xl) 0;
}

.proof-bar__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.proof-bar__item {
  text-align: center;
  flex: 1;
}

.proof-bar__number {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-xs);
  min-width: 2ch;
  text-align: center;
}

.proof-bar__label {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
}

.proof-bar__divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

/* --- About --- */
.about {
  padding: var(--section-padding) 0;
}

.about__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about__img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-xl);
  text-align: center;
  box-shadow: var(--shadow-md);
}

.about__text {
  color: var(--color-text);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.about__text strong {
  color: var(--color-dark);
  font-weight: 600;
}

.about__highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
}

.about__highlight {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  padding: var(--space-sm) var(--space-md);
  background: rgba(27, 58, 45, 0.03);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.about__highlight:hover {
  background: rgba(27, 58, 45, 0.06);
}

.about__highlight svg {
  flex-shrink: 0;
  opacity: 0.7;
  color: var(--color-accent);
}

/* --- Approaches / Services --- */
.approaches {
  padding: var(--section-padding) 0;
  background: var(--color-white);
}

.approaches__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.approaches__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

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

.approaches__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-4xl);
}

/* --- Approach Card --- */
.approach-card {
  background: var(--color-cream);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  border: 1px solid transparent;
  display: flex;
  flex-direction: column;
}

.approach-card:hover {
  border-color: var(--color-border-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.approach-card__icon {
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.approach-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-md);
}

.approach-card__title-sub {
  display: block;
  font-size: var(--text-sm);
  font-weight: 400;
  font-family: var(--font-body);
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

.approach-card__description {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.approach-card__benefits {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.approach-card__benefits li {
  font-size: var(--text-xs);
  color: var(--color-text);
  padding-left: var(--space-lg);
  position: relative;
}

.approach-card__benefits li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.6;
}

.approach-card__note {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  padding: var(--space-md);
  background: rgba(45, 74, 62, 0.04);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  line-height: 1.6;
  margin-top: auto;
}

.approach-card__note svg {
  flex-shrink: 0;
  color: var(--color-primary);
  opacity: 0.5;
  margin-top: 2px;
}

/* --- Approaches Integration --- */
.approaches__integration {
  background: var(--color-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  text-align: center;
}

.approaches__integration h3 {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.approaches__integration p {
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
}

.approaches__integration strong {
  color: var(--color-white);
}

.approaches__integration .btn--primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(196, 149, 106, 0.35);
  padding: 1rem 2rem;
  font-size: var(--text-base);
}

.approaches__integration .btn--primary:hover {
  background-color: var(--color-accent-light);
  box-shadow: 0 6px 24px rgba(196, 149, 106, 0.45);
}

/* --- Process / How It Works --- */
.process {
  padding: var(--section-padding) 0;
}

.process__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.process__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

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

.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-4xl);
  position: relative;
}

.process__steps::before {
  content: '';
  position: absolute;
  top: 35px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--color-primary), var(--color-primary), transparent);
  opacity: 0.15;
}

.process__step {
  text-align: center;
  position: relative;
}

.process__step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--color-cream);
  border: 2px solid var(--color-primary);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  position: relative;
  z-index: 1;
  box-shadow: 0 2px 8px rgba(27, 58, 45, 0.08);
}

.process__step-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-sm);
}

.process__step-text {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --- Process Modalities --- */
.process__modalities {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.process__modality {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-2xl) var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.process__modality:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.process__modality svg {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  padding: var(--space-sm);
  background: rgba(27, 58, 45, 0.04);
  border-radius: 50%;
  width: 48px;
  height: 48px;
}

.process__modality h4 {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-dark);
  margin-bottom: var(--space-sm);
}

.process__modality p {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --- Testimonials --- */
.testimonials {
  padding: var(--section-padding) 0;
  background: var(--color-white);
}

.testimonials__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.testimonials__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

/* --- Testimonial / Para Quem Card --- */
.testimonial-card {
  background: var(--color-cream);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-2xl) var(--space-xl);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-border-dark);
}

.testimonial-card .approach-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(27, 58, 45, 0.06);
  margin-bottom: var(--space-lg);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.testimonial-card__text {
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: 1.8;
  font-style: normal;
  margin-bottom: 0;
}

.testimonial-card__author {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.testimonial-card__name {
  font-weight: 600;
  color: var(--color-dark);
  font-size: var(--text-sm);
}

.testimonial-card__detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* --- FAQ --- */
.faq {
  padding: var(--section-padding) 0;
}

.faq__container {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq__item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-sand);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq__item:hover {
  border-left-color: var(--color-accent);
}

.faq__item[open] {
  border-color: var(--color-border-dark);
  border-left-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  font-weight: 500;
  color: var(--color-dark);
  cursor: pointer;
  font-size: var(--text-base);
  list-style: none;
  transition: color var(--transition-fast);
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question:hover {
  color: var(--color-primary);
  background: rgba(27, 58, 45, 0.02);
}

.faq__chevron {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
  color: var(--color-text-muted);
}

.faq__item[open] .faq__chevron {
  transform: rotate(180deg);
}

.faq__answer {
  padding: 0 var(--space-xl) var(--space-lg);
}

.faq__answer p {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* --- CTA Section --- */
.cta-section {
  padding: var(--section-padding) 0;
  background: linear-gradient(145deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-primary-light) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section__container {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  text-align: center;
  position: relative;
}

.cta-section__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
  line-height: 1.2;
}

.cta-section__text {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

.cta-section .btn--primary {
  background: var(--color-accent);
  box-shadow: 0 4px 20px rgba(196, 149, 106, 0.4);
  padding: 1.125rem 2.5rem;
  font-size: var(--text-base);
}

.cta-section .btn--primary:hover {
  background: var(--color-accent-light);
  box-shadow: 0 8px 40px rgba(196, 149, 106, 0.5);
  transform: translateY(-2px);
}

.cta-section__phone {
  margin-top: var(--space-lg);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
}

.cta-section__phone a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* --- Footer --- */
.footer {
  background: var(--color-dark);
  padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.footer__main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer__logo-name {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-white);
}

.footer__logo-title {
  display: block;
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: var(--space-md);
}

.footer__brand-text {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.6;
}

.footer__links h4,
.footer__contact h4 {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.footer__links li,
.footer__contact li {
  margin-bottom: var(--space-sm);
}

.footer__links a,
.footer__contact a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__contact a:hover {
  color: var(--color-accent-light);
}

.footer__contact li {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-xl);
  padding-bottom: var(--space-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-right: 80px; /* Clear WhatsApp floating button */
}

.footer__bottom p {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.3);
}

.footer__crp {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.2);
}

/* --- Floating WhatsApp --- */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
  transition: all var(--transition-fast);
  z-index: 999;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.45);
}

.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.2);
  animation: whatsapp-pulse 2s ease-in-out infinite;
}

@keyframes whatsapp-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0; }
}

/* ============================================================
   RESPONSIVE DESIGN - Mobile First Breakpoints
   ============================================================ */

/* Tablet & Below */
@media (max-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-2xl);
  }

  .hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__credentials {
    justify-content: center;
  }

  .hero__visual {
    order: -1;
  }

  .hero__image-wrapper {
    max-width: 240px;
  }

  .hero__image {
    aspect-ratio: 1;
    border-radius: 50%;
  }

  .about__container {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .about__img {
    max-width: 280px;
    margin: 0 auto;
    aspect-ratio: 1;
    border-radius: 50%;
  }

  .about__content {
    text-align: center;
  }

  .about__highlights {
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .approaches__grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

  .process__steps {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }

  .process__steps::before {
    display: none;
  }

  .testimonials__grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

  .footer__main {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

/* Mobile */
@media (max-width: 768px) {
  .nav__menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: var(--color-cream);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 1000;
  }

  .nav__menu--open {
    transform: translateX(0);
  }

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

  .nav__link--cta {
    font-size: var(--text-base);
    padding: 0.75rem 2rem;
  }

  .nav__toggle {
    display: flex;
  }

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

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

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

  .hero {
    min-height: auto;
    padding-top: 72px;
    padding-bottom: var(--space-xl);
  }

  .hero__scroll-indicator {
    display: none;
  }

  .hero__container {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-lg);
  }

  .proof-bar {
    padding: var(--space-xl) 0;
  }

  .proof-bar__container {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-lg) var(--space-2xl);
  }

  .proof-bar__item {
    flex: none;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-align: left;
  }

  .proof-bar__number {
    font-size: var(--text-lg);
    margin-bottom: 0;
    line-height: 1;
  }

  .proof-bar__label {
    font-size: var(--text-xs);
    line-height: 1.3;
  }

  .proof-bar__divider {
    display: none;
  }

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

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

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

  .approach-card__benefits {
    grid-template-columns: 1fr;
  }

  .faq__question {
    min-height: 56px;
    padding: var(--space-lg);
  }

  .faq__answer {
    padding: 0 var(--space-lg) var(--space-lg);
  }

  .testimonials__grid {
    gap: var(--space-md);
  }

  .footer__main {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    text-align: center;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
    padding-right: 0;
    padding-bottom: var(--space-4xl);
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .hero__title {
    font-size: var(--text-3xl);
  }

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

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

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

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

/* --- Animations (respect reduced motion) --- */
@media (prefers-reduced-motion: no-preference) {
  .approach-card,
  .testimonial-card,
  .process__step,
  .process__modality,
  .about__highlight,
  .faq__item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
  }

  .approach-card.animate-in,
  .testimonial-card.animate-in,
  .process__step.animate-in,
  .process__modality.animate-in,
  .about__highlight.animate-in,
  .faq__item.animate-in {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Print styles */
@media print {
  .nav,
  .whatsapp-float,
  .hero__scroll-indicator {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  .hero {
    min-height: auto;
    padding-top: 0;
  }
}