/* ============================================================
   Klinik Psikolog Uygar Yıldırım — Premium Corporate Styles
   ============================================================ */

/* --- CSS Variables --- */
:root {
  --color-bg: #faf9f7;
  --color-bg-alt: #f3f0eb;
  --color-bg-card: #ffffff;
  --color-text: #2c2c2c;
  --color-text-muted: #6b6b6b;
  --color-text-light: #8a8a8a;
  --color-accent: #8b7355;
  --color-accent-hover: #6d5a43;
  --color-border: #e8e4df;
  --color-border-light: #f0ece7;
  --color-dark: #1a1a1a;
  --color-white: #ffffff;
  --color-success: #4a7c59;
  --color-error: #c0392b;

  --font-heading: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.08);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 72px;
  --max-width: 1200px;
  --max-width-narrow: 800px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--color-accent-hover);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

ul,
ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.25;
  color: var(--color-dark);
}

h1 { font-size: clamp(2rem, 4vw + 0.5rem, 3.25rem); }
h2 { font-size: clamp(1.75rem, 3vw + 0.5rem, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw + 0.5rem, 1.625rem); }
h4 { font-size: 1.125rem; }

p + p { margin-top: var(--space-sm); }

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

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

.container--narrow {
  max-width: var(--max-width-narrow);
}

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

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

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-lg);
}

.section__label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.section__desc {
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn--primary:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn--secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

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

.btn--accent:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-1px);
}

.btn--sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(250, 249, 247, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-md);
}

.logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--color-dark);
  flex-shrink: 0;
}

.logo__title {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1.2;
}

.logo__name {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-dark);
}

.nav {
  display: none;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  display: block;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 450;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-accent);
  background-color: rgba(139, 115, 85, 0.06);
}

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

.header__cta {
  display: none;
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.menu-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-dark);
  border-radius: 1px;
  transition: all var(--transition);
}

.menu-toggle--open .menu-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle--open .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle--open .menu-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  background-color: var(--color-bg);
  padding: var(--space-md);
  transform: translateX(100%);
  transition: transform var(--transition);
  overflow-y: auto;
}

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

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-nav__link {
  display: block;
  padding: 1rem;
  font-size: 1.0625rem;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border-light);
  transition: color var(--transition);
}

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

.mobile-nav__cta {
  margin-top: var(--space-md);
}

@media (min-width: 1024px) {
  .nav { display: block; }
  .header__cta { display: inline-flex; }
  .menu-toggle { display: none; }
}

/* --- Hero --- */
.hero {
  padding-top: calc(var(--header-height) + var(--space-xl));
  padding-bottom: var(--space-xl);
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero__label {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.hero__title {
  margin-bottom: var(--space-md);
}

.hero__subtitle {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 400;
  line-height: 1.4;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.hero__desc {
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: var(--space-lg);
}

.hero__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  max-height: 560px;
  background: linear-gradient(145deg, var(--color-bg-alt) 0%, #e8e0d4 100%);
}

.hero__visual img,
.hero__visual svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.hero__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(139, 115, 85, 0.15);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

@media (min-width: 768px) {
  .hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
}

/* --- Stats / Trust --- */
.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.stat-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  transition: all var(--transition);
}

.stat-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-card__number {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.25rem;
}

.stat-card__label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

@media (min-width: 768px) {
  .stats {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
  }
}

/* --- Cards --- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: all var(--transition);
}

.card:hover {
  border-color: rgba(139, 115, 85, 0.3);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.card__icon svg {
  width: 20px;
  height: 20px;
}

.card__title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-top: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
}

@media (min-width: 640px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .card-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .card-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* --- Timeline --- */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-lg);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 0.375rem;
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
  transform: translateX(-4px);
  border: 2px solid var(--color-bg);
}

.timeline__year {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}

.timeline__title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.timeline__desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* --- About Preview --- */
.about-preview {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.about-preview__content p {
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .about-preview {
    grid-template-columns: 1fr 1fr;
  }
}

/* --- CTA Banner --- */
.cta-banner {
  background: var(--color-dark);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.75);
  max-width: 540px;
  margin: 0 auto var(--space-md);
}

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

.cta-banner .btn--primary:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

/* --- Page Header --- */
.page-header {
  padding-top: calc(var(--header-height) + var(--space-xl));
  padding-bottom: var(--space-lg);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.page-header__title {
  margin-bottom: var(--space-sm);
}

.page-header__desc {
  color: var(--color-text-muted);
  max-width: 640px;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  margin-bottom: var(--space-md);
}

.breadcrumb__link {
  color: var(--color-text-muted);
}

.breadcrumb__link:hover {
  color: var(--color-accent);
}

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

.breadcrumb__current {
  color: var(--color-text);
}

/* --- Content --- */
.content {
  max-width: var(--max-width-narrow);
}

.content h2 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

.content h3 {
  margin-top: var(--space-md);
  margin-bottom: var(--space-xs);
}

.content p,
.content li {
  color: var(--color-text-muted);
}

.content ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin: var(--space-sm) 0;
}

.content ul li + li {
  margin-top: 0.5rem;
}

.content a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.contact-info__item {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  transition: all var(--transition);
}

.contact-info__item:hover {
  border-color: var(--color-accent);
}

.contact-info__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
}

.contact-info__label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  margin-bottom: 0.125rem;
}

.contact-info__value {
  font-weight: 500;
  color: var(--color-dark);
}

.contact-info__value a {
  color: var(--color-dark);
  text-decoration: none;
}

.contact-info__value a:hover {
  color: var(--color-accent);
}

.map-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 16/9;
  min-height: 300px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* --- Form --- */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
  color: var(--color-dark);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  outline: none;
}

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

.form-error {
  font-size: 0.8125rem;
  color: var(--color-error);
  margin-top: 0.25rem;
  display: none;
}

.form-error--visible {
  display: block;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-success {
  display: none;
  padding: var(--space-md);
  background: rgba(74, 124, 89, 0.08);
  border: 1px solid rgba(74, 124, 89, 0.2);
  border-radius: var(--radius-md);
  color: var(--color-success);
  text-align: center;
}

.form-success--visible {
  display: block;
}

.form-send-error {
  display: none;
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: rgba(192, 57, 43, 0.08);
  border: 1px solid rgba(192, 57, 43, 0.2);
  border-radius: var(--radius-md);
  color: var(--color-error);
  text-align: center;
}

.form-send-error--visible {
  display: block;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

#contact-submit:disabled {
  opacity: 0.7;
  cursor: wait;
}

/* --- Blog --- */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
}

.blog-card:hover {
  border-color: rgba(139, 115, 85, 0.3);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.blog-card__body {
  padding: var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__tag {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.blog-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.blog-card__excerpt {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  flex: 1;
}

.blog-card__read {
  margin-top: var(--space-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
}

@media (min-width: 640px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
}

/* --- Footer --- */
.footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-xl) 0 var(--space-md);
}

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

.footer__brand-name {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.footer__brand-desc {
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer__heading {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.footer__links li + li {
  margin-top: 0.5rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color var(--transition);
}

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

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 0.625rem;
}

.footer__contact-item svg {
  flex-shrink: 0;
  margin-top: 3px;
  width: 16px;
  height: 16px;
  opacity: 0.6;
}

.footer__contact-item a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
}

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

.footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.75);
  transition: all var(--transition);
}

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

.footer__social-link svg {
  width: 18px;
  height: 18px;
}

.footer__bottom {
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
}

.footer__legal a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  margin-left: var(--space-sm);
}

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

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

/* --- WhatsApp Float --- */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: #25d366;
  color: var(--color-white);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  color: var(--color-white);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

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

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* --- 404 --- */
.error-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: var(--header-height);
}

.error-page__code {
  font-family: var(--font-heading);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 300;
  color: var(--color-accent);
  line-height: 1;
}

.error-page__title {
  margin: var(--space-sm) 0;
}

.error-page__desc {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

/* --- Two Column Layout --- */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}

/* --- FAQ --- */
.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-dark);
  cursor: pointer;
  text-align: left;
}

.faq-question svg {
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item--open .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition);
}

.faq-item--open .faq-answer {
  max-height: 500px;
}

.faq-answer__inner {
  padding-bottom: var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* --- Splash / Intro Screen --- */
body.splash-active {
  overflow: hidden;
}

.splash {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.splash--hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash--removed {
  display: none;
}

.splash__inner {
  text-align: center;
  padding: var(--space-md);
  animation: splashFadeIn 1s ease forwards;
}

.splash__label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  opacity: 0;
  animation: splashSlideUp 0.8s ease 0.2s forwards;
}

.splash__name {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 8vw, 4rem);
  font-weight: 500;
  color: var(--color-dark);
  line-height: 1.1;
  margin-bottom: var(--space-sm);
  opacity: 0;
  animation: splashSlideUp 0.8s ease 0.45s forwards;
}

.splash__tagline {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-lg);
  opacity: 0;
  animation: splashSlideUp 0.8s ease 0.65s forwards;
}

.splash__loader {
  width: 48px;
  height: 2px;
  background: var(--color-border);
  border-radius: 1px;
  margin: 0 auto;
  overflow: hidden;
  opacity: 0;
  animation: splashSlideUp 0.6s ease 0.85s forwards;
}

.splash__loader span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  border-radius: 1px;
  transform: scaleX(0);
  transform-origin: left center;
  animation: splashProgress 2s ease 0.9s forwards;
}

.splash__line {
  width: 60px;
  height: 1px;
  background: var(--color-accent);
  margin: var(--space-md) auto 0;
  opacity: 0;
  animation: splashLineGrow 0.6s ease 1.1s forwards;
}

@keyframes splashFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes splashSlideUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes splashProgress {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

@keyframes splashLineGrow {
  from {
    opacity: 0;
    transform: scaleX(0);
  }
  to {
    opacity: 0.6;
    transform: scaleX(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .splash__inner,
  .splash__label,
  .splash__name,
  .splash__tagline,
  .splash__loader,
  .splash__loader span,
  .splash__line {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .splash {
    transition-duration: 0.2s;
  }
}

/* --- Print --- */
@media print {
  .header, .whatsapp-float, .mobile-nav, .splash { display: none; }
  body { font-size: 12pt; }
}