/* ============================================================================
   INTIVARA ONE Page Styles
   Dr. Yıldız Digital Ecosystem
   
   Quiet luxury design - Premium, modern, sophisticated
   ============================================================================ */

/* Variables */
:root {
  --io-primary: #1a1a1a;
  --io-primary-light: #2c2c2c;
  --io-accent: #c9a962;
  --io-accent-light: #d4b978;
  --io-accent-dark: #b8944d;
  --io-text: #1a1a1a;
  --io-text-light: #666666;
  --io-text-muted: #999999;
  --io-bg: #ffffff;
  --io-bg-alt: #fafafa;
  --io-bg-dark: #0f0f0f;
  --io-border: #e8e8e8;
  --io-gradient-gold: linear-gradient(135deg, #c9a962 0%, #d4b978 50%, #c9a962 100%);
  --io-gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2c2c2c 100%);
  --io-shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --io-shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --io-shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --io-transition: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============================================================================
   Hero Section
   ============================================================================ */
.io-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--io-bg-dark);
  color: #fff;
  overflow: hidden;
  padding-top: 80px;
}

.io-hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
}

.io-hero__gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(201, 169, 98, 0.15) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 80%, rgba(201, 169, 98, 0.1) 0%, transparent 40%);
}

.io-hero__pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(201, 169, 98, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 169, 98, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
}

.io-hero__particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}

.io-hero .container {
  position: relative;
  z-index: 2;
}

.io-hero__content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}

.io-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: rgba(201, 169, 98, 0.1);
  border: 1px solid rgba(201, 169, 98, 0.3);
  border-radius: 50px;
  margin-bottom: 2.5rem;
}

.io-hero__badge-icon {
  color: var(--io-accent);
  font-size: 0.875rem;
}

.io-hero__badge-text {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--io-accent);
}

.io-hero__title {
  margin-bottom: 2rem;
}

.io-hero__title-main {
  display: block;
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(3.5rem, 10vw, 6rem);
  font-weight: 500;
  letter-spacing: 0.15em;
  line-height: 1.1;
  background: var(--io-gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
}

.io-hero__title-sub {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  font-weight: 300;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.io-hero__desc {
  font-size: 1.125rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.5);
  max-width: 600px;
  margin: 0 auto 4rem;
}

.io-hero__scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.io-hero__scroll-text {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}

.io-hero__scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--io-accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================================================
   Introduction Section
   ============================================================================ */
.io-intro {
  padding: 120px 0;
  background: var(--io-bg);
}

.io-intro__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.io-intro__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-accent);
  margin-bottom: 1.5rem;
}

.io-intro__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 500;
  color: var(--io-primary);
  margin-bottom: 2rem;
  line-height: 1.2;
}

.io-intro__text {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--io-text-light);
  margin-bottom: 1.5rem;
}

.io-intro__highlight {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--io-primary);
  padding-left: 1.5rem;
  border-left: 2px solid var(--io-accent);
  margin-top: 2rem;
}

.io-intro__visual {
  display: flex;
  justify-content: center;
}

.io-intro__number-card {
  position: relative;
  width: 280px;
  height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--io-bg-alt);
  border: 1px solid var(--io-border);
  border-radius: 20px;
  overflow: hidden;
}

.io-intro__number-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(201, 169, 98, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.io-intro__number {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 7rem;
  font-weight: 500;
  background: var(--io-gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  position: relative;
  z-index: 1;
}

.io-intro__number-label {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--io-primary);
  margin-top: 0.5rem;
  position: relative;
  z-index: 1;
}

.io-intro__number-sub {
  font-size: 0.875rem;
  color: var(--io-text-muted);
  margin-top: 0.25rem;
  position: relative;
  z-index: 1;
}

/* ============================================================================
   Why Section
   ============================================================================ */
.section--dark {
  background: var(--io-bg-dark);
  color: #fff;
}

.io-why {
  padding: 120px 0;
}

.io-why__header {
  text-align: center;
  margin-bottom: 4rem;
}

.io-why__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-accent);
  margin-bottom: 1.5rem;
}

.io-why__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.io-why__reasons {
  max-width: 800px;
  margin: 0 auto 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.io-why__reason {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  transition: all 0.4s var(--io-transition);
}

.io-why__reason:hover {
  background: rgba(201, 169, 98, 0.05);
  border-color: rgba(201, 169, 98, 0.2);
  transform: translateX(10px);
}

.io-why__reason-icon {
  color: var(--io-accent);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.io-why__reason-text {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
}

.io-why__quote {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  padding: 3rem;
  background: rgba(201, 169, 98, 0.05);
  border: 1px solid rgba(201, 169, 98, 0.15);
  border-radius: 16px;
}

.io-why__quote blockquote {
  font-size: 1.25rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.5rem;
}

.io-why__quote blockquote strong {
  display: block;
  color: var(--io-accent);
  margin-top: 0.5rem;
}

.io-why__quote-sub {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ============================================================================
   Science Timeline Section
   ============================================================================ */
.io-science {
  padding: 120px 0;
  background: var(--io-bg);
}

.io-science__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.io-science__left {
  position: sticky;
  top: 120px;
  height: fit-content;
}

.io-science__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-accent);
  margin-bottom: 1.5rem;
}

.io-science__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 500;
  color: var(--io-primary);
  margin-bottom: 2rem;
  line-height: 1.2;
}

.io-science__desc {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--io-text-light);
}

.io-science__timeline {
  position: relative;
  padding-left: 3rem;
}

.io-science__timeline-line {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--io-border);
}

.io-science__timeline-progress {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: var(--io-gradient-gold);
  transition: height 0.5s var(--io-transition);
}

.io-science__item {
  position: relative;
  padding-bottom: 3rem;
  opacity: 0.4;
  transform: translateX(20px);
  transition: all 0.5s var(--io-transition);
}

.io-science__item.is-active {
  opacity: 1;
  transform: translateX(0);
}

.io-science__item:last-child {
  padding-bottom: 0;
}

.io-science__item-dot {
  position: absolute;
  left: -3rem;
  top: 0.5rem;
  width: 12px;
  height: 12px;
  background: var(--io-bg);
  border: 2px solid var(--io-border);
  border-radius: 50%;
  transform: translateX(-5px);
  transition: all 0.3s var(--io-transition);
}

.io-science__item.is-active .io-science__item-dot {
  background: var(--io-accent);
  border-color: var(--io-accent);
  box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.2);
}

.io-science__item-content {
  padding: 1.5rem;
  background: var(--io-bg-alt);
  border: 1px solid var(--io-border);
  border-radius: 12px;
  transition: all 0.3s var(--io-transition);
}

.io-science__item.is-active .io-science__item-content {
  border-color: rgba(201, 169, 98, 0.3);
  box-shadow: var(--io-shadow-md);
}

.io-science__item-num {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--io-accent);
  margin-bottom: 0.75rem;
}

.io-science__item-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--io-primary);
  margin-bottom: 0.5rem;
}

.io-science__item-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--io-text-light);
}

/* ============================================================================
   Team Section
   ============================================================================ */
.section--alt {
  background: var(--io-bg-alt);
}

.io-team {
  padding: 120px 0;
}

.io-team__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.io-team__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-accent);
  margin-bottom: 1.5rem;
}

.io-team__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 500;
  color: var(--io-primary);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.io-team__subtitle {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--io-text-light);
}

.io-team__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.io-team__card {
  padding: 2rem;
  background: var(--io-bg);
  border: 1px solid var(--io-border);
  border-radius: 16px;
  text-align: center;
  transition: all 0.4s var(--io-transition);
}

.io-team__card:hover {
  transform: translateY(-8px);
  box-shadow: var(--io-shadow-lg);
  border-color: rgba(201, 169, 98, 0.3);
}

.io-team__card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 169, 98, 0.1);
  border-radius: 50%;
  color: var(--io-accent);
}

.io-team__card-icon svg {
  width: 28px;
  height: 28px;
}

.io-team__card-title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--io-primary);
  margin-bottom: 0.75rem;
}

.io-team__card-text {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--io-text-light);
}

/* ============================================================================
   Holistic Section
   ============================================================================ */
.io-holistic {
  padding: 120px 0;
  background: var(--io-bg);
}

.io-holistic__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.io-holistic__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-accent);
  margin-bottom: 1.5rem;
}

.io-holistic__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 500;
  color: var(--io-primary);
  margin-bottom: 2rem;
  line-height: 1.3;
}

.io-holistic__text {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--io-text-light);
  margin-bottom: 2rem;
}

.io-holistic__points {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.io-holistic__point {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.io-holistic__point-icon {
  color: var(--io-accent);
  font-size: 0.875rem;
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.io-holistic__point p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--io-text);
  font-weight: 500;
}

.io-holistic__card {
  background: var(--io-bg-alt);
  border: 1px solid var(--io-border);
  border-radius: 20px;
  padding: 3rem 2rem;
  text-align: center;
  transition: all 0.4s var(--io-transition);
}

.io-holistic__card:hover {
  transform: translateY(-5px);
  box-shadow: var(--io-shadow-lg);
  border-color: rgba(201, 169, 98, 0.3);
}

.io-holistic__card-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.io-holistic__card-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 169, 98, 0.1);
  border-radius: 50%;
  color: var(--io-accent);
}

.io-holistic__card-icon svg {
  width: 32px;
  height: 32px;
}

.io-holistic__card-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--io-accent);
  margin-bottom: 0.5rem;
}

.io-holistic__card-text {
  font-size: 0.9375rem;
  color: var(--io-text-light);
}

/* ============================================================================
   VIP Section
   ============================================================================ */
.io-vip {
  padding: 120px 0;
}

.io-vip__header {
  text-align: center;
  margin-bottom: 4rem;
}

.io-vip__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-accent);
  margin-bottom: 1.5rem;
}

.io-vip__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 500;
  letter-spacing: 0.03em;
  color: #fff;
}

.io-vip__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

.io-vip__card {
  padding: 2.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  transition: all 0.4s var(--io-transition);
}

.io-vip__card:hover {
  background: rgba(201, 169, 98, 0.05);
  border-color: rgba(201, 169, 98, 0.2);
  transform: translateY(-5px);
}

.io-vip__card-num {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--io-accent);
  margin-bottom: 1rem;
}

.io-vip__card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1rem;
}

.io-vip__card-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

/* ============================================================================
   Audience Section
   ============================================================================ */
.io-audience {
  padding: 120px 0;
  background: var(--io-bg);
}

.io-audience__content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.io-audience__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-accent);
  margin-bottom: 1.5rem;
}

.io-audience__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 500;
  color: var(--io-primary);
  margin-bottom: 3rem;
}

.io-audience__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.io-audience__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--io-bg-alt);
  border: 1px solid var(--io-border);
  border-radius: 12px;
  transition: all 0.3s var(--io-transition);
}

.io-audience__item:hover {
  border-color: rgba(201, 169, 98, 0.3);
  transform: translateY(-3px);
  box-shadow: var(--io-shadow-md);
}

.io-audience__item-icon {
  font-size: 1.25rem;
}

.io-audience__item-text {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--io-text);
  text-align: left;
}

.io-audience__note {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--io-text-light);
  font-style: italic;
}

/* ============================================================================
   Exclusivity Section
   ============================================================================ */
.section--accent {
  background: var(--io-gradient-gold);
  color: var(--io-primary);
}

.io-exclusive {
  padding: 120px 0;
}

.io-exclusive__content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.io-exclusive__number {
  margin-bottom: 2rem;
}

.io-exclusive__number-value {
  display: block;
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(6rem, 15vw, 10rem);
  font-weight: 500;
  line-height: 1;
  color: var(--io-primary);
}

.io-exclusive__number-label {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--io-primary);
  opacity: 0.7;
  margin-top: 0.5rem;
}

.io-exclusive__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.io-exclusive__text {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--io-primary);
  opacity: 0.8;
  margin-bottom: 3rem;
}

.io-exclusive__note {
  padding: 2rem;
  background: rgba(26, 26, 26, 0.08);
  border-radius: 12px;
}

.io-exclusive__note p {
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

.io-exclusive__note p + p {
  margin-top: 0.5rem;
}

.io-exclusive__note strong {
  font-weight: 600;
}

/* ============================================================================
   CTA Section
   ============================================================================ */
.io-cta {
  padding: 120px 0;
  background: var(--io-bg);
}

.io-cta__content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.io-cta__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 500;
  color: var(--io-primary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.io-cta__subtitle {
  font-size: 1rem;
  color: var(--io-text-light);
  margin-bottom: 3rem;
}

.io-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 3rem;
  background: var(--io-primary);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.4s var(--io-transition);
}

.io-cta__btn:hover {
  background: var(--io-accent);
  color: var(--io-primary);
  transform: translateY(-3px);
  box-shadow: var(--io-shadow-lg);
}

.io-cta__btn-icon {
  font-size: 1.25rem;
  transition: transform 0.3s var(--io-transition);
}

.io-cta__btn:hover .io-cta__btn-icon {
  transform: translateX(5px);
}

/* ============================================================================
   Animations
   ============================================================================ */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--io-transition), transform 0.8s var(--io-transition);
}

[data-animate="fade-in"] {
  transform: translateY(0);
}

[data-animate="fade-in-up"] {
  transform: translateY(30px);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-animate-delay="100"] { transition-delay: 0.1s; }
[data-animate-delay="150"] { transition-delay: 0.15s; }
[data-animate-delay="200"] { transition-delay: 0.2s; }
[data-animate-delay="300"] { transition-delay: 0.3s; }
[data-animate-delay="400"] { transition-delay: 0.4s; }
[data-animate-delay="500"] { transition-delay: 0.5s; }

/* ============================================================================
   Responsive
   ============================================================================ */
@media (max-width: 1024px) {
  .io-intro__grid,
  .io-science__grid,
  .io-holistic__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .io-science__left {
    position: static;
  }
  
  .io-team__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .io-vip__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .io-hero {
    min-height: 90vh;
  }
  
  .io-intro,
  .io-why,
  .io-science,
  .io-team,
  .io-holistic,
  .io-vip,
  .io-audience,
  .io-exclusive,
  .io-cta {
    padding: 80px 0;
  }
  
  .io-team__grid {
    grid-template-columns: 1fr;
  }
  
  .io-audience__list {
    grid-template-columns: 1fr;
  }
  
  .io-intro__number-card {
    width: 220px;
    height: 260px;
  }
  
  .io-intro__number {
    font-size: 5rem;
  }
}

@media (max-width: 480px) {
  .io-hero__badge {
    padding: 0.5rem 1rem;
  }
  
  .io-hero__badge-text {
    font-size: 0.75rem;
  }
  
  .io-why__reason {
    padding: 1.25rem 1.5rem;
  }
  
  .io-vip__card {
    padding: 2rem;
  }
  
  .io-cta__btn {
    width: 100%;
    justify-content: center;
  }
}