:root {
    --icsi-bg: #030712;
    --icsi-bg-soft: #020617;
    --icsi-primary: #4f46e5;
    --icsi-primary-soft: rgba(79, 70, 229, 0.2);
    --icsi-accent: #22d3ee;
    --icsi-text: #e5e7eb;
    --icsi-muted: #9ca3af;
    --icsi-border: rgba(148, 163, 184, 0.26);
    --icsi-radius-lg: 20px;
    --icsi-radius-xl: 26px;
    --icsi-shadow-soft: 0 22px 60px rgba(15, 23, 42, 0.72);
    --icsi-shadow-glow: 0 0 40px rgba(56, 189, 248, 0.55);
  }
  
  /* BASIC RESET FOR THIS PAGE SCOPE */
  .icsi-page * {
    box-sizing: border-box;
  }
  
  /* PAGE WRAPPER */
  .icsi-page {
    background:
      radial-gradient(circle at top, #0f172a 0, #020617 50%, #000 100%);
    color: var(--icsi-text);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    padding: 4rem 1.5rem 5rem;
  }
  
  /* SECTIONS */
  .icsi-section {
    max-width: 1120px;
    margin: 0 auto 4rem;
  }
  
  .icsi-section-header {
    text-align: center;
    margin-bottom: 2.4rem;
  }
  
  .icsi-section-header h2 {
    font-size: clamp(1.9rem, 2.3vw, 2.35rem);
    margin-bottom: 0.6rem;
  }
  
  .icsi-section-header p {
    max-width: 640px;
    margin: 0 auto;
    color: var(--icsi-muted);
  }
  
  /* HERO LAYOUT */
  .icsi-hero {
    max-width: 1120px;
    margin: 0 auto 4rem;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: center;
  }
  
  .icsi-hero-content {
    position: relative;
  }
  
  .icsi-title {
    margin-top: 45%;
    font-size: clamp(2.4rem, 4vw, 3.2rem);
    line-height: 1.1;
    margin-bottom: 1rem;
  }
  
  .icsi-title span {
    display: block;
    margin-top: 0.4rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--icsi-accent);
  }
  
  .icsi-subtitle {
    color: var(--icsi-muted);
    max-width: 580px;
    margin-bottom: 1.8rem;
  }
  
  /* CTA BUTTONS */
  .icsi-hero-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.7rem;
  }
  
  .icsi-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.5rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.18s ease-out, box-shadow 0.18s ease-out,
                background 0.18s ease-out, border-color 0.18s ease-out;
  }
  
  .icsi-btn.primary {
    background: linear-gradient(135deg, var(--icsi-primary), var(--icsi-accent));
    color: white;
    box-shadow: var(--icsi-shadow-glow);
  }
  
  .icsi-btn.primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 26px 60px rgba(56, 189, 248, 0.45);
  }
  
  .icsi-btn.ghost {
    background: transparent;
    border-color: var(--icsi-border);
    color: var(--icsi-text);
  }
  
  .icsi-btn.ghost:hover {
    background: rgba(15, 23, 42, 0.9);
    border-color: var(--icsi-primary);
  }
  
  .icsi-btn.wide {
    width: 100%;
  }
  
  /* HERO KEYPOINTS */
  .icsi-keypoints {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
  }
  
  .icsi-keypoint {
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--icsi-border);
    background: linear-gradient(120deg, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.5));
    backdrop-filter: blur(16px);
  }
  
  .kp-label {
    font-size: 0.85rem;
    color: var(--icsi-muted);
  }
  
  /* HERO 3D VISUAL */
  .icsi-hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .icsi-orbit-wrapper {
    perspective: 1400px;
  }
  
  .icsi-orbit {
    position: relative;
    width: min(340px, 80vw);
    height: min(340px, 80vw);
    border-radius: 999px;
    background:
      radial-gradient(circle at 20% 0%, rgba(56, 189, 248, 0.18), transparent 60%),
      radial-gradient(circle at 80% 100%, rgba(79, 70, 229, 0.25), transparent 65%);
    box-shadow: var(--icsi-shadow-soft);
    overflow: hidden;
    transform-style: preserve-3d;
    animation: icsi-orbit-rotate 22s linear infinite;
  }
  
  /* EGG */
  .icsi-egg {
    position: absolute;
    inset: 50%;
    width: 150px;
    height: 150px;
    transform: translate3d(-50%, -50%, 40px);
    border-radius: 999px;
    background: radial-gradient(circle at 30% 25%, #f9fafb, #e0f2fe 40%, #22d3ee 75%, #1d4ed8 100%);
    box-shadow: 0 0 55px rgba(56, 189, 248, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .icsi-egg-glow {
    position: absolute;
    inset: -24px;
    border-radius: inherit;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.15), transparent 70%);
    filter: blur(12px);
  }
  
  .icsi-egg-label {
    position: relative;
    z-index: 1;
    font-weight: 600;
    letter-spacing: 0.12em;
    font-size: 0.78rem;
    text-transform: uppercase;
  }
  
  /* PIPETTE (ICSI NEEDLE) */
  .icsi-pipette {
    position: absolute;
    right: -10%;
    top: 48%;
    width: 55%;
    height: 10px;
    transform: translateY(-50%) translateZ(60px);
    transform-origin: right center;
    animation: icsi-pipette-move 4.8s ease-in-out infinite;
  }
  
  .pipette-body {
    position: absolute;
    inset: 0;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.2), rgba(148, 163, 184, 0.9));
    backdrop-filter: blur(10px);
  }
  
  .pipette-tip {
    position: absolute;
    left: -10px;
    top: 50%;
    width: 16px;
    height: 3px;
    transform: translateY(-50%);
    border-radius: 999px;
    background: #e5e7eb;
  }
  
  /* SPERM PARTICLES */
  .icsi-sperm-cloud {
    position: absolute;
    left: -8%;
    top: 30%;
    width: 40%;
    height: 40%;
    transform: translateZ(35px);
    pointer-events: none;
  }
  
  .sperm-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: #e0f2fe;
    box-shadow: 0 0 14px rgba(56, 189, 248, 0.8);
  }
  
  .sperm-1 { top: 10%; left: 10%; animation: spermMove1 4.2s infinite ease-in-out; }
  .sperm-2 { top: 30%; left: 20%; animation: spermMove2 3.8s infinite ease-in-out; }
  .sperm-3 { top: 50%; left: 5%;  animation: spermMove3 4.4s infinite ease-in-out; }
  .sperm-4 { top: 70%; left: 25%; animation: spermMove4 4.0s infinite ease-in-out; }
  .sperm-5 { top: 40%; left: 35%; animation: spermMove5 3.6s infinite ease-in-out; }
  
  /* FLOATING TAGS */
  .icsi-floating-tag {
    position: absolute;
    padding: 0.42rem 0.8rem;
    font-size: 0.78rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(148, 163, 184, 0.5);
    color: var(--icsi-muted);
    backdrop-filter: blur(16px);
    transform-style: preserve-3d;
    box-shadow: 0 14px 40px rgba(15, 23, 42, 0.9);
  }
  
  .icsi-floating-tag.tag-selection {
    top: 12%;
    left: 10%;
    transform: translateZ(45px);
    animation: floatTag1 6s ease-in-out infinite;
  }
  
  .icsi-floating-tag.tag-injection {
    top: 16%;
    right: 10%;
    transform: translateZ(60px);
    animation: floatTag2 6.4s ease-in-out infinite;
  }
  
  .icsi-floating-tag.tag-fertilization {
    bottom: 18%;
    left: 6%;
    transform: translateZ(50px);
    animation: floatTag3 5.4s ease-in-out infinite;
  }
  
  .icsi-floating-tag.tag-embryo {
    bottom: 10%;
    right: 8%;
    transform: translateZ(40px);
    animation: floatTag4 5.8s ease-in-out infinite;
  }
  
  /* STEPS 3D CARDS */
  .icsi-steps-3d {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.4rem;
    perspective: 1400px;
  }
  
  .icsi-step-card {
    position: relative;
    height: 230px;
    border-radius: var(--icsi-radius-lg);
    transform-style: preserve-3d;
  }
  
  .icsi-step-card-inner {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.5s ease;
  }
  
  .icsi-step-card:hover .icsi-step-card-inner {
    transform: rotateY(-180deg);
  }
  
  .icsi-step-card-front,
  .icsi-step-card-back {
    position: absolute;
    inset: 0;
    padding: 1.1rem 1.1rem 1.3rem;
    border-radius: var(--icsi-radius-lg);
    background: radial-gradient(circle at top, rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.98));
    border: 1px solid var(--icsi-border);
    box-shadow: var(--icsi-shadow-soft);
    backface-visibility: hidden;
  }
  
  .icsi-step-card-back {
    transform: rotateY(180deg);
  }
  
  .step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.1rem;
    height: 2.1rem;
    border-radius: 999px;
    background: rgba(79, 70, 229, 0.22);
    font-size: 0.8rem;
    margin-bottom: 0.7rem;
  }
  
  .icsi-step-card h3 {
    font-size: 1rem;
    margin-bottom: 0.45rem;
  }
  
  .icsi-step-card h4 {
    font-size: 0.96rem;
    margin-bottom: 0.45rem;
  }
  
  .icsi-step-card p {
    font-size: 0.88rem;
    color: var(--icsi-muted);
  }
  
  /* 3D STRIP */
  .icsi-3d-strip .icsi-strip-card {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 2.3rem;
    align-items: center;
    padding: 2rem;
    border-radius: var(--icsi-radius-xl);
    background: radial-gradient(circle at top left, rgba(79, 70, 229, 0.35), rgba(15, 23, 42, 0.98));
    border: 1px solid var(--icsi-border);
    box-shadow: var(--icsi-shadow-soft);
    overflow: hidden;
  }
  
  .icsi-strip-glow {
    position: absolute;
    inset: -80px;
    background: radial-gradient(circle at 0% 0%, rgba(56, 189, 248, 0.24), transparent 60%);
    opacity: 0.6;
    pointer-events: none;
  }
  
  .icsi-strip-content {
    position: relative;
  }
  
  .icsi-strip-content h2 {
    margin-bottom: 0.7rem;
  }
  
  .icsi-strip-content p {
    margin-bottom: 0.9rem;
    color: var(--icsi-muted);
  }
  
  .icsi-bullets {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  
  .icsi-bullets li {
    position: relative;
    padding-left: 1.3rem;
    margin-bottom: 0.4rem;
    font-size: 0.9rem;
    color: var(--icsi-text);
  }
  
  .icsi-bullets li::before {
    content: "";
    position: absolute;
    left: 0.25rem;
    top: 0.55rem;
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--icsi-accent), var(--icsi-primary));
  }
  
  /* CHIP STACK (3D LAB FEEL) */
  .icsi-strip-side {
    position: relative;
    display: flex;
    justify-content: center;
    perspective: 1000px;
  }
  
  .icsi-chip-stack {
    position: relative;
    width: 160px;
    transform-style: preserve-3d;
    animation: chipFloat 7s ease-in-out infinite;
  }
  
  .chip-layer {
    position: absolute;
    inset: 0;
    padding: 0.85rem 1rem;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.9);
    background: radial-gradient(circle at top, rgba(15, 23, 42, 0.96), rgba(15, 23, 42, 1));
    text-align: center;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
  }
  
  .layer-1 {
    transform: translateZ(40px);
  }
  
  .layer-2 {
    transform: translateZ(20px) translateY(14px);
    opacity: 0.9;
  }
  
  .layer-3 {
    transform: translateZ(0) translateY(28px);
    opacity: 0.8;
  }
  
  /* STATS GRID */
  .icsi-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.6rem;
  }
  
  .icsi-stat-card {
    border-radius: var(--icsi-radius-lg);
    padding: 1.4rem 1.3rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.97), rgba(15, 23, 42, 0.9));
    border: 1px solid var(--icsi-border);
    box-shadow: 0 20px 55px rgba(15, 23, 42, 0.82);
    transform: translateY(0) translateZ(0);
    transition: transform 0.22s ease-out, box-shadow 0.22s ease-out, border-color 0.22s ease-out;
  }
  
  .icsi-stat-card:hover {
    transform: translateY(-6px) translateZ(15px);
    border-color: rgba(79, 70, 229, 0.7);
    box-shadow: 0 26px 70px rgba(15, 23, 42, 0.92);
  }
  
  .icsi-stat-card h3 {
    margin-bottom: 0.6rem;
    font-size: 1rem;
  }
  
  .icsi-stat-card p {
    font-size: 0.9rem;
    color: var(--icsi-muted);
  }
  
  /* CONSULT SECTION */
  .icsi-consult-section .icsi-consult-card {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 2.4rem;
    padding: 2.1rem;
    border-radius: var(--icsi-radius-xl);
    border: 1px solid var(--icsi-border);
    background: radial-gradient(circle at 0% 0%, rgba(56, 189, 248, 0.16), rgba(15, 23, 42, 0.98));
    box-shadow: var(--icsi-shadow-soft);
  }
  
  .icsi-consult-left h2 {
    margin-bottom: 0.7rem;
  }
  
  .icsi-consult-left p {
    color: var(--icsi-muted);
    margin-bottom: 0.9rem;
  }
  
  .icsi-consult-list {
    margin: 0;
    padding-left: 1rem;
    font-size: 0.92rem;
    color: var(--icsi-text);
  }
  
  .icsi-consult-list li + li {
    margin-top: 0.25rem;
  }
  
  .icsi-consult-right {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .icsi-consult-3d-card {
    position: relative;
    width: 100%;
    max-width: 320px;
    padding: 1.7rem 1.4rem 1.5rem;
    border-radius: 24px;
    background: radial-gradient(circle at top, rgba(15, 23, 42, 0.96), rgba(15, 23, 42, 1));
    border: 1px solid rgba(148, 163, 184, 0.7);
    box-shadow: 0 28px 70px rgba(15, 23, 42, 0.97);
    transform-style: preserve-3d;
    transform: rotateY(-14deg) rotateX(6deg) translateZ(0);
    animation: consultCardFloat 7s ease-in-out infinite;
  }
  
  .icsi-consult-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.3rem 0.9rem;
    font-size: 0.75rem;
    border-radius: 12px;
    background: rgba(79, 70, 229, 0.3);
    border: 1px solid rgba(79, 70, 229, 0.9);
    margin-bottom: 0.7rem;
  }
  
  .icsi-consult-line {
    font-size: 0.92rem;
    color: var(--icsi-muted);
    margin-bottom: 1.1rem;
  }
  
  /* BOOK SECTION */
  .icsi-book-section .icsi-book-placeholder {
    border-radius: var(--icsi-radius-lg);
    padding: 1.6rem;
    border: 1px dashed rgba(148, 163, 184, 0.7);
    background: rgba(15, 23, 42, 0.88);
    text-align: center;
    color: var(--icsi-muted);
  }
  
  /* ANIMATIONS */
  @keyframes icsi-orbit-rotate {
    0%   { transform: rotateX(20deg) rotateY(-18deg); }
    50%  { transform: rotateX(26deg) rotateY(22deg); }
    100% { transform: rotateX(20deg) rotateY(342deg); }
  }
  
  @keyframes icsi-pipette-move {
    0%, 100% { transform: translateY(-50%) translateZ(60px) translateX(0); }
    50%      { transform: translateY(-50%) translateZ(70px) translateX(-16px); }
  }
  
  @keyframes spermMove1 {
    0%, 100% { transform: translate(0, 0); }
    50%      { transform: translate(20px, 8px); }
  }
  @keyframes spermMove2 {
    0%, 100% { transform: translate(0, 0); }
    50%      { transform: translate(18px, 4px); }
  }
  @keyframes spermMove3 {
    0%, 100% { transform: translate(0, 0); }
    50%      { transform: translate(16px, -6px); }
  }
  @keyframes spermMove4 {
    0%, 100% { transform: translate(0, 0); }
    50%      { transform: translate(22px, -4px); }
  }
  @keyframes spermMove5 {
    0%, 100% { transform: translate(0, 0); }
    50%      { transform: translate(16px, 6px); }
  }
  
  @keyframes floatTag1 {
    0%, 100% { transform: translate3d(0, 0, 45px); }
    50%      { transform: translate3d(8px, -10px, 60px); }
  }
  
  @keyframes floatTag2 {
    0%, 100% { transform: translate3d(0, 0, 60px); }
    50%      { transform: translate3d(-8px, -14px, 75px); }
  }
  
  @keyframes floatTag3 {
    0%, 100% { transform: translate3d(0, 0, 50px); }
    50%      { transform: translate3d(8px, 10px, 68px); }
  }
  
  @keyframes floatTag4 {
    0%, 100% { transform: translate3d(0, 0, 40px); }
    50%      { transform: translate3d(-10px, 8px, 58px); }
  }
  
  @keyframes chipFloat {
    0%, 100% { transform: rotateX(16deg) rotateY(-16deg) translateY(0); }
    50%      { transform: rotateX(20deg) rotateY(-10deg) translateY(-10px); }
  }
  
  @keyframes consultCardFloat {
    0%, 100% {
      transform: rotateY(-14deg) rotateX(6deg) translateY(0) translateZ(0);
    }
    50% {
      transform: rotateY(-10deg) rotateX(8deg) translateY(-10px) translateZ(18px);
    }
  }
  
  /* RESPONSIVE */
  @media (max-width: 960px) {
    .icsi-hero {
      grid-template-columns: minmax(0, 1fr);
    }
  
    .icsi-hero-visual {
      order: -1;
    }
  
    .icsi-steps-3d {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  
    .icsi-3d-strip .icsi-strip-card,
    .icsi-consult-section .icsi-consult-card {
      grid-template-columns: minmax(0, 1fr);
    }
  
    .icsi-consult-3d-card {
      transform: rotateY(-8deg) rotateX(5deg);
    }
  }
  
  @media (max-width: 640px) {
    .icsi-page {
      padding-inline: 1rem;
      padding-top: 3rem;
    }
  
    .icsi-steps-3d {
      grid-template-columns: minmax(0, 1fr);
    }
  
    .icsi-stats-grid {
      grid-template-columns: minmax(0, 1fr);
    }
  
    .icsi-hero-cta-row {
      flex-direction: column;
      align-items: flex-start;
    }
  }