/* =========================================================
   COURSE PAGE VARIABLES
========================================================= */

:root {
  --ed-color-1: rgb(0, 255, 180);
  --ed-color-2: rgb(1, 234, 255);
  --ed-prime-c: #3361ff;

  --ed-white: #ffffff;
  --ed-off-white: #f7fafc;
  --ed-soft-white: #eef5f8;

  --ed-text: #101828;
  --ed-text-soft: #536174;
  --ed-heading: #071526;

  --ed-border: rgba(7, 21, 38, 0.09);

  --ed-dark: #071526;
  --ed-dark-2: #0b2138;

  --ed-shadow: 0 25px 70px rgba(7, 21, 38, 0.08);

  --ed-shadow-hover: 0 35px 90px rgba(7, 21, 38, 0.13);

  --ed-radius: 24px;

  --ed-container: 1440px;
}

/* =========================================================
   RESET
========================================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "DM Sans", sans-serif;
  color: var(--ed-text);
  background: var(--ed-white);
  overflow-x: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

/* =========================================================
   TYPOGRAPHY
========================================================= */

.ai-course-page h1,
.ai-course-page h2,
.ai-course-page h3,
.ai-course-page h4 {
  font-family: "Space Grotesk", sans-serif;
  color: var(--ed-heading);
}

.section-title {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.4rem, 4vw, 4.7rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
  font-weight: 700;
}

.section-title span {
  display: block;
  color: var(--ed-prime-c);
}

.section-description {
  max-width: 650px;
  margin-top: 25px;
  color: var(--ed-text-soft);
  font-size: 1.05rem;
  line-height: 1.8;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;

  color: var(--ed-prime-c);

  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-space {
  padding: 80px;
}

.ai-meta-icon {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ai-meta-icon svg {
    width: 24px;
    height: 24px;
    display: block;
    color: currentColor;
}

/* =========================================================
   HERO
========================================================= */

.ai-hero {
  position: relative;
  min-height: min(900px, 100vh);

  display: flex;
  align-items: center;

  padding: 120px 0 100px;

  overflow: hidden;

  background:
    radial-gradient(
      circle at 75% 30%,
      rgba(1, 234, 255, 0.12),
      transparent 28%
    ),
    radial-gradient(
      circle at 10% 80%,
      rgba(0, 255, 180, 0.08),
      transparent 30%
    ),
    #f8fcfd;
}

/* .ai-hero-grid,
.future-grid {
    position: absolute;
    inset: 0;

    background-image:
        linear-gradient(
            rgba(51, 97, 255, 0.045) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(51, 97, 255, 0.045) 1px,
            transparent 1px
        );

    background-size: 55px 55px;

    mask-image: linear-gradient(
        to bottom,
        black,
        transparent 90%
    );

    pointer-events: none;
} */

.ai-hero-glow {
  position: absolute;

  width: 450px;
  aspect-ratio: 1;

  border-radius: 50%;

  filter: blur(100px);

  opacity: 0.22;

  pointer-events: none;
}

.ai-hero-glow-one {
  top: 5%;
  right: 20%;

  background: var(--ed-color-2);
}

.ai-hero-glow-two {
  bottom: 0;
  left: 0;

  background: var(--ed-color-1);
}

/* =========================================================
   HERO CONTENT
========================================================= */

.ai-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;

  margin-bottom: 25px;

  padding: 8px 14px;

  border: 1px solid rgba(51, 97, 255, 0.12);

  border-radius: 100px;

  background: rgba(255, 255, 255, 0.7);

  color: var(--ed-prime-c);

  font-size: 0.72rem;
  font-weight: 700;

  letter-spacing: 0.15em;
}

.ai-eyebrow-dot {
  width: 7px;
  height: 7px;

  border-radius: 50%;

  background: var(--ed-color-1);

  box-shadow:
    0 0 0 5px rgba(0, 255, 180, 0.12),
    0 0 18px rgba(0, 255, 180, 0.6);
}

.ai-hero-title {
  max-width: 850px;

  margin: 0;

  font-size: clamp(3.7rem, 7vw, 7.8rem);

  line-height: 0.86;

  letter-spacing: -0.07em;

  font-weight: 700;
}

.ai-hero-title span {
  position: relative;

  color: transparent;

  background: linear-gradient(
    110deg,
    var(--ed-prime-c),
    var(--ed-color-2),
    var(--ed-color-1)
  );

  background-clip: text;
  -webkit-background-clip: text;
}

.ai-hero-subtitle {
  max-width: 720px;

  margin: 30px 0 20px;

  color: var(--ed-heading);

  font-size: clamp(1.25rem, 2vw, 1.8rem);

  font-weight: 600;

  line-height: 1.25;
}

.ai-hero-description {
  max-width: 680px;

  margin-bottom: 32px;

  color: var(--ed-text-soft);

  font-size: 1.05rem;

  line-height: 1.8;
}

/* =========================================================
   BUTTONS
========================================================= */

.ai-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.ai-btn {
  position: relative;

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;

  min-height: 56px;

  padding: 0 24px;

  border-radius: 100px;

  font-size: 0.9rem;
  font-weight: 700;

  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    background 0.35s ease;
}

.ai-btn i {
  font-size: 1rem;
}

.ai-btn:hover {
  transform: translateY(-3px);
}

.ai-btn-primary {
  color: #071526;

  background: linear-gradient(110deg, var(--ed-color-1), var(--ed-color-2));

  box-shadow: 0 15px 40px rgba(1, 234, 255, 0.18);
}

.ai-btn-secondary {
  color: var(--ed-heading);

  border: 1px solid var(--ed-border);

  background: rgba(255, 255, 255, 0.7);
}

.ai-btn-secondary:hover {
  background: var(--ed-white);
}

/* =========================================================
   HERO META
========================================================= */

.ai-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;

  margin-top: 55px;
}

.ai-meta-item {
  display: flex;
  align-items: center;
  gap: 13px;
}

.ai-meta-icon {
  display: grid;
  place-items: center;

  width: 43px;
  height: 43px;

  border-radius: 14px;

  color: var(--ed-prime-c);

  background: linear-gradient(
    135deg,
    rgba(51, 97, 255, 0.08),
    rgba(1, 234, 255, 0.1)
  );
}

.ai-meta-item small,
.ai-meta-item strong {
  display: block;
}

.ai-meta-item small {
  margin-bottom: 2px;

  color: #7a8797;

  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ai-meta-item strong {
  font-size: 0.9rem;
}

/* =========================================================
   HERO VISUAL
========================================================= */

.ai-hero-visual {
  position: relative;

  min-height: 600px;

  display: grid;
  place-items: center;
}

.ai-hero-card {
  position: relative;
  z-index: 3;

  width: min(100%, 480px);
  overflow: hidden;

  /* padding: 26px; */

  border: 1px solid rgba(255, 255, 255, 0.7);

  border-radius: 32px;

  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.88),
    rgba(235, 249, 251, 0.72)
  );

  box-shadow: 0 40px 100px rgba(24, 60, 90, 0.14);

  backdrop-filter: blur(20px);

  transform: rotate(2deg);
}

.ai-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;

  padding-bottom: 22px;

  border-bottom: 1px solid var(--ed-border);
}

.ai-card-label {
  color: var(--ed-prime-c);

  font-size: 0.7rem;
  font-weight: 700;

  letter-spacing: 0.12em;
}

.ai-card-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;

  color: #4c6374;

  font-size: 0.65rem;
  font-weight: 700;

  letter-spacing: 0.08em;
}

.ai-card-status span {
  width: 6px;
  height: 6px;

  border-radius: 50%;

  background: var(--ed-color-1);
}

/* =========================================================
   NEURAL VISUAL
========================================================= */

.ai-neural-visual {
  position: relative;

  height: 390px;

  display: grid;
  place-items: center;
}

.ai-neural-ring {
  position: absolute;

  border: 1px solid rgba(51, 97, 255, 0.12);

  border-radius: 50%;
}

.ring-one {
  width: 150px;
  height: 150px;
}

.ring-two {
  width: 260px;
  height: 260px;
}

.ring-three {
  width: 350px;
  height: 350px;
}

.ai-core {
  position: relative;
  z-index: 3;

  width: 105px;
  height: 105px;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  gap: 3px;

  border: 1px solid rgba(51, 97, 255, 0.16);

  border-radius: 50%;

  background: radial-gradient(circle at 35% 30%, white, #e6f8fa);

  box-shadow:
    0 0 0 18px rgba(1, 234, 255, 0.05),
    0 0 60px rgba(1, 234, 255, 0.16);
}

.ai-core i {
  color: var(--ed-prime-c);
  font-size: 1.8rem;
}

.ai-core span {
  color: var(--ed-heading);

  font-family: "Space Grotesk", sans-serif;

  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.ai-node {
  position: absolute;

  z-index: 4;

  width: 14px;
  height: 14px;

  border-radius: 50%;

  background: linear-gradient(135deg, var(--ed-color-1), var(--ed-color-2));

  box-shadow: 0 0 20px rgba(1, 234, 255, 0.4);
}

.node-one {
  top: 45px;
  left: 48%;
}

.node-two {
  right: 55px;
  top: 45%;
}

.node-three {
  bottom: 45px;
  left: 48%;
}

.node-four {
  left: 55px;
  top: 45%;
}

.node-five {
  right: 100px;
  top: 110px;
}

.ai-line {
  position: absolute;

  z-index: 1;

  width: 150px;
  height: 1px;

  transform-origin: left center;

  background: linear-gradient(
    90deg,
    rgba(51, 97, 255, 0.05),
    rgba(1, 234, 255, 0.7)
  );
}

.line-one {
  top: 49%;
  left: 51%;

  transform: rotate(-45deg);
}

.line-two {
  top: 50%;
  left: 51%;

  transform: rotate(0deg);
}

.line-three {
  top: 51%;
  left: 51%;

  transform: rotate(45deg);
}

.line-four {
  top: 50%;
  left: 50%;

  transform: rotate(90deg);
}

/* =========================================================
   ORBITS
========================================================= */

.ai-orbit {
  position: absolute;

  border-radius: 50%;

  border: 1px dashed rgba(51, 97, 255, 0.13);
}

.ai-orbit-one {
  width: 560px;
  height: 560px;

  transform: rotate(25deg);
}

.ai-orbit-two {
  width: 460px;
  height: 680px;

  transform: rotate(-25deg);
}

/* =========================================================
   FLOATING CARDS
========================================================= */

.ai-floating-card {
  position: absolute;
  z-index: 5;

  display: flex;
  align-items: center;
  gap: 10px;

  padding: 14px 17px;

  border: 1px solid rgba(255, 255, 255, 0.75);

  border-radius: 17px;

  background: rgba(255, 255, 255, 0.85);

  box-shadow: 0 18px 50px rgba(7, 21, 38, 0.1);

  backdrop-filter: blur(15px);

  font-size: 0.75rem;
  font-weight: 700;

  line-height: 1.2;

  animation: ai-float 5s ease-in-out infinite;
}

.ai-floating-card i {
  color: var(--ed-prime-c);

  font-size: 1.2rem;
}

.ai-floating-card-one {
  top: 18%;
  right: -2%;
}

.ai-floating-card-two {
  bottom: 15%;
  left: -4%;

  animation-delay: -2s;
}

/* =========================================================
   SCROLL INDICATOR
========================================================= */

.ai-scroll-indicator {
  position: absolute;

  bottom: 30px;
  left: 50%;

  transform: translateX(-50%);

  display: flex;
  align-items: center;
  gap: 10px;

  color: #81909e;

  font-size: 0.65rem;
  font-weight: 600;

  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.ai-scroll-indicator span {
  width: 25px;
  height: 1px;

  background: var(--ed-prime-c);
}

/* =========================================================
   OVERVIEW
========================================================= */

.ai-overview {
  background: var(--ed-white);
}

.overview-copy {
  max-width: 800px;
}

.overview-copy p {
  color: var(--ed-text-soft);

  line-height: 1.85;

  font-size: 1rem;
}

.overview-copy .lead {
  color: var(--ed-heading);

  font-family: "Space Grotesk", sans-serif;

  font-size: clamp(1.3rem, 2vw, 1.8rem);

  font-weight: 600;

  line-height: 1.4;
}

/* =========================================================
   PILLARS
========================================================= */

.ai-pillars {
  position: relative;

  padding: 100px 0;

  background: linear-gradient(180deg, #f7fafc, #ffffff);
}

.ai-pillar-card {
  position: relative;

  min-height: 310px;

  padding: 34px;

  overflow: hidden;

  border: 1px solid var(--ed-border);

  border-radius: var(--ed-radius);

  background: rgba(255, 255, 255, 0.8);

  box-shadow: var(--ed-shadow);

  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease;
}

.ai-pillar-card:hover {
  transform: translateY(-8px);

  box-shadow: var(--ed-shadow-hover);
}

.ai-pillar-number {
  position: absolute;

  top: 25px;
  right: 30px;

  color: rgba(51, 97, 255, 0.07);

  font-family: "Space Grotesk", sans-serif;

  font-size: 5rem;

  font-weight: 700;

  line-height: 1;
}

.ai-pillar-icon {
  position: relative;
  z-index: 1;

  width: 58px;
  height: 58px;

  display: grid;
  place-items: center;

  margin-bottom: 35px;

  border-radius: 18px;

  color: var(--ed-prime-c);

  background: linear-gradient(
    135deg,
    rgba(51, 97, 255, 0.08),
    rgba(1, 234, 255, 0.12)
  );

  font-size: 1.4rem;
}

.ai-pillar-card h3 {
  margin-bottom: 14px;

  font-size: 1.45rem;
}

.ai-pillar-card p {
  max-width: 300px;

  margin: 0;

  color: var(--ed-text-soft);

  line-height: 1.75;
}

/* =========================================================
   CURRICULUM
========================================================= */

.ai-curriculum {
  background: var(--ed-soft-white);
}

.ai-module {
  margin-top: 70px;

  border: 1px solid var(--ed-border);

  border-radius: 30px;

  overflow: hidden;

  box-shadow: 0 25px 80px rgba(7, 21, 38, 0.05);
}

.ai-module-header {
  display: flex;
  align-items: center;
  justify-content: space-between;

  padding: 35px 40px;

  background: linear-gradient(110deg, #071526, #102d49);

  color: white;
}

.ai-module-header h3 {
  margin: 8px 0 0;

  color: white;

  font-size: clamp(1.5rem, 2.4vw, 2.3rem);

  letter-spacing: -0.04em;
}

.module-index {
  color: var(--ed-color-2);

  font-size: 0.68rem;
  font-weight: 700;

  letter-spacing: 0.15em;
}

.module-icon {
  width: 58px;
  height: 58px;

  display: grid;
  place-items: center;

  border: 1px solid rgba(255, 255, 255, 0.1);

  border-radius: 18px;

  color: var(--ed-color-1);

  background: rgba(255, 255, 255, 0.05);

  font-size: 1.4rem;
}

.ai-topic {
  display: grid;

  grid-template-columns: 80px 1fr;

  gap: 25px;

  padding: 27px 40px;

  border-bottom: 1px solid var(--ed-border);

  transition:
    background 0.3s ease,
    padding-left 0.3s ease;
}

.ai-topic:last-child {
  border-bottom: 0;
}

.ai-topic:hover {
  padding-left: 48px;

  background: linear-gradient(90deg, rgba(1, 234, 255, 0.04), transparent);
}

.topic-number {
  color: var(--ed-prime-c);

  font-family: "Space Grotesk", sans-serif;

  font-size: 0.8rem;
  font-weight: 700;
}

.topic-content h4 {
  margin: 0 0 7px;

  font-size: 1.1rem;
}

.topic-content p {
  margin: 0;

  color: var(--ed-text-soft);

  line-height: 1.65;
}

/* =========================================================
   OUTCOMES
========================================================= */

.ai-outcomes {
  background: linear-gradient(135deg, #f5fbfc, #ffffff);
}

.outcome-grid {
  display: grid;

  grid-template-columns: repeat(2, minmax(0, 1fr));

  gap: 14px;
}

.outcome-item {
  display: flex;
  gap: 17px;

  padding: 22px;

  border: 1px solid var(--ed-border);

  border-radius: 18px;

  background: rgba(255, 255, 255, 0.8);

  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

.outcome-item:hover {
  transform: translateY(-4px);

  box-shadow: 0 18px 45px rgba(7, 21, 38, 0.07);
}

.outcome-item > span {
  flex: 0 0 auto;

  color: var(--ed-prime-c);

  font-family: "Space Grotesk", sans-serif;

  font-size: 0.7rem;
  font-weight: 700;
}

.outcome-item p {
  margin: 0;

  color: var(--ed-text-soft);

  font-size: 0.92rem;

  line-height: 1.65;
}

/* =========================================================
   FACULTY
========================================================= */

.ai-faculty {
  background: white;
}

.faculty-card {
  position: relative;

  display: flex;
  align-items: center;

  gap: 30px;

  padding: 35px;

  border: 1px solid var(--ed-border);

  border-radius: 28px;

  background: linear-gradient(135deg, #ffffff, #f3fbfc);

  box-shadow: var(--ed-shadow);

  overflow: hidden;
}

.faculty-card::before {
  content: "";

  position: absolute;

  width: 220px;
  height: 220px;

  top: -100px;
  right: -60px;

  border-radius: 50%;

  background: radial-gradient(circle, rgba(1, 234, 255, 0.15), transparent 70%);
}

.faculty-portrait {
  position: relative;

  flex: 0 0 auto;

  width: 145px;
  height: 170px;

  display: grid;
  place-items: center;

  overflow: hidden;

  border-radius: 22px;

  background: linear-gradient(145deg, #d9eef2, #b9d4df);
}

.faculty-initials {
  color: #ffffff;

  font-family: "Space Grotesk", sans-serif;

  font-size: 2.5rem;
  font-weight: 700;

  letter-spacing: -0.05em;
}

.faculty-orbit {
  position: absolute;

  width: 180px;
  height: 180px;

  border: 1px solid rgba(51, 97, 255, 0.15);

  border-radius: 50%;

  transform: rotate(25deg);
}

.faculty-content {
  position: relative;
  z-index: 2;
}

.faculty-label {
  color: var(--ed-prime-c);

  font-size: 0.68rem;
  font-weight: 700;

  letter-spacing: 0.12em;
}

.faculty-content h3 {
  margin: 8px 0 7px;

  font-size: 2rem;

  letter-spacing: -0.04em;
}

.faculty-content p {
  margin: 0 0 3px;

  color: var(--ed-text-soft);

  line-height: 1.6;
}

.faculty-content strong {
  color: var(--ed-heading);

  font-size: 0.92rem;
}

.faculty-arrow {
  position: absolute;

  top: 25px;
  right: 25px;

  width: 43px;
  height: 43px;

  display: grid;
  place-items: center;

  border-radius: 50%;

  color: var(--ed-prime-c);

  background: rgba(51, 97, 255, 0.07);
}

/* =========================================================
   FUTURE
========================================================= */

.ai-future {
  padding-top: 30px;

  background: white;
}

.future-panel {
  position: relative;

  min-height: 560px;

  display: flex;
  align-items: center;

  padding: 70px;

  overflow: hidden;

  border-radius: 36px;

  color: white;

  background:
    radial-gradient(
      circle at 70% 50%,
      rgba(1, 234, 255, 0.15),
      transparent 25%
    ),
    linear-gradient(125deg, #071526, #102b45);

  box-shadow: 0 35px 100px rgba(7, 21, 38, 0.15);
}

.future-grid {
  opacity: 0.08;
}

.future-content {
  position: relative;
  z-index: 3;

  max-width: 650px;
}

.future-content .section-kicker {
  color: var(--ed-color-2);
}

.future-content h2 {
  max-width: 650px;

  margin-bottom: 25px;

  color: white;

  font-size: clamp(2.5rem, 5vw, 5rem);

  line-height: 0.98;

  letter-spacing: -0.06em;
}

.future-content p {
  max-width: 560px;

  margin: 0;

  color: rgba(255, 255, 255, 0.68);

  font-size: 1rem;

  line-height: 1.8;
}

.future-visual {
  position: absolute;

  width: 480px;
  height: 480px;

  right: -50px;
  top: 50%;

  transform: translateY(-50%);
}

.future-core {
  position: absolute;

  width: 110px;
  height: 110px;

  left: 50%;
  top: 50%;

  transform: translate(-50%, -50%);

  display: grid;
  place-items: center;

  border: 1px solid rgba(1, 234, 255, 0.4);

  border-radius: 50%;

  color: var(--ed-color-2);

  background: rgba(1, 234, 255, 0.06);

  box-shadow: 0 0 70px rgba(1, 234, 255, 0.2);

  font-size: 2rem;
}

.future-node {
  position: absolute;

  display: grid;
  place-items: center;

  width: 62px;
  height: 62px;

  border: 1px solid rgba(255, 255, 255, 0.13);

  border-radius: 50%;

  color: white;

  background: rgba(255, 255, 255, 0.05);

  font-size: 0.65rem;
  font-weight: 700;
}

.fn-one {
  top: 35px;
  left: 50%;
}

.fn-two {
  right: 35px;
  top: 50%;
}

.fn-three {
  bottom: 35px;
  left: 50%;
}

.fn-four {
  left: 35px;
  top: 50%;
}

.future-connection {
  position: absolute;

  left: 50%;
  top: 50%;

  width: 190px;
  height: 1px;

  transform-origin: left center;

  background: linear-gradient(90deg, rgba(1, 234, 255, 0.8), transparent);
}

.fc-one {
  transform: rotate(-90deg);
}

.fc-two {
  transform: rotate(0deg);
}

.fc-three {
  transform: rotate(90deg);
}

.fc-four {
  transform: rotate(180deg);
}

/* =========================================================
   REGISTRATION
========================================================= */

.ai-registration {
  background: linear-gradient(180deg, #ffffff, #f4fafb);
}

.registration-card {
  position: relative;

  padding: clamp(35px, 6vw, 75px);

  overflow: hidden;

  border: 1px solid rgba(51, 97, 255, 0.1);

  border-radius: 35px;

  background: linear-gradient(
    135deg,
    rgba(51, 97, 255, 0.06),
    rgba(1, 234, 255, 0.07)
  );
}

.registration-glow {
  position: absolute;

  width: 400px;
  height: 400px;

  right: -150px;
  top: -150px;

  border-radius: 50%;

  background: radial-gradient(circle, rgba(1, 234, 255, 0.2), transparent 70%);

  pointer-events: none;
}

.registration-card h2 {
  position: relative;
  z-index: 2;

  max-width: 750px;

  margin-bottom: 22px;

  font-size: clamp(2.3rem, 4.5vw, 4.5rem);

  line-height: 1;

  letter-spacing: -0.055em;
}

.registration-card p {
  position: relative;
  z-index: 2;

  max-width: 600px;

  margin-bottom: 30px;

  color: var(--ed-text-soft);

  line-height: 1.8;
}

.contact-card {
  position: relative;
  z-index: 2;

  padding: 25px;

  border: 1px solid rgba(51, 97, 255, 0.1);

  border-radius: 24px;

  background: rgba(255, 255, 255, 0.8);

  box-shadow: 0 20px 60px rgba(7, 21, 38, 0.06);

  backdrop-filter: blur(15px);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;

  padding: 17px 0;

  border-bottom: 1px solid var(--ed-border);
}

.contact-item:last-child {
  border-bottom: 0;
}

.contact-item > span {
  width: 43px;
  height: 43px;

  flex: 0 0 auto;

  display: grid;
  place-items: center;

  border-radius: 13px;

  color: var(--ed-prime-c);

  background: rgba(51, 97, 255, 0.07);
}

.contact-item small {
  display: block;

  margin-bottom: 3px;

  color: #8a96a4;

  font-size: 0.65rem;

  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.contact-item a {
  font-size: 0.85rem;
  font-weight: 600;

  transition: color 0.25s ease;
}

.contact-item a:hover {
  color: var(--ed-prime-c);
}

/* =========================================================
   FOOTER
========================================================= */

.ai-course-footer {
  padding: 30px 0;

  background: var(--ed-dark);

  color: rgba(255, 255, 255, 0.55);

  font-size: 0.75rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

/* =========================================================
   REVEAL ANIMATIONS
========================================================= */

.reveal {
  opacity: 0;

  transform: translateY(30px);

  transition:
    opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;

  transform: translateY(0);
}

/* =========================================================
   FLOAT ANIMATION
========================================================= */

@keyframes ai-float {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 1199.98px) {
  .ai-hero {
    padding-top: 100px;
  }

  .ai-hero-title {
    font-size: clamp(3.4rem, 6.5vw, 6rem);
  }

  .ai-hero-visual {
    min-height: 520px;
  }

  .ai-hero-card {
    width: 420px;
  }

  .ai-neural-visual {
    height: 340px;
  }

  .ring-three {
    width: 300px;
    height: 300px;
  }

  .future-visual {
    opacity: 0.5;
    right: -130px;
  }
}

@media (max-width: 991.98px) {
  .ai-hero {
    min-height: auto;

    padding: 100px 0 80px;
  }

  .ai-hero-visual {
    min-height: 600px;
  }

  .ai-hero-card {
    width: min(480px, 90%);
  }

  .ai-floating-card-one {
    right: 5%;
  }

  .ai-floating-card-two {
    left: 5%;
  }

  .ai-module-header {
    padding: 30px;
  }

  .ai-topic {
    padding: 25px 30px;
  }

  .ai-topic:hover {
    padding-left: 30px;
  }

  .future-panel {
    min-height: 620px;
    padding: 55px;
  }

  .future-visual {
    opacity: 0.22;
    right: -100px;
  }

  .faculty-card {
    max-width: 760px;
  }
}

@media (max-width: 767.98px) {
  .section-space {
    padding: 80px 0;
  }

  .ai-hero {
    padding: 80px 0 70px;
  }

  .ai-hero-title {
    font-size: clamp(3rem, 15vw, 5rem);
  }

  .ai-hero-subtitle {
    font-size: 1.2rem;
  }

  .ai-hero-description {
    font-size: 0.95rem;
  }

  .ai-hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .ai-btn {
    width: 100%;
  }

  .ai-hero-meta {
    flex-direction: column;
    gap: 18px;

    margin-top: 35px;
  }

  .ai-hero-visual {
    min-height: 470px;
  }

  .ai-hero-card {
    width: 90%;

    padding: 20px;

    border-radius: 24px;
  }

  .ai-neural-visual {
    height: 300px;
  }

  .ring-one {
    width: 110px;
    height: 110px;
  }

  .ring-two {
    width: 200px;
    height: 200px;
  }

  .ring-three {
    width: 270px;
    height: 270px;
  }

  .ai-orbit-one {
    width: 400px;
    height: 400px;
  }

  .ai-orbit-two {
    width: 340px;
    height: 470px;
  }

  .ai-floating-card {
    padding: 11px 13px;

    font-size: 0.65rem;
  }

  .ai-floating-card-one {
    top: 8%;
  }

  .ai-floating-card-two {
    bottom: 5%;
  }

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

  .ai-module {
    margin-top: 45px;

    border-radius: 22px;
  }

  .ai-module-header {
    padding: 25px;

    gap: 15px;
  }

  .ai-module-header h3 {
    font-size: 1.35rem;
  }

  .module-icon {
    width: 48px;
    height: 48px;
  }

  .ai-topic {
    grid-template-columns: 45px 1fr;

    gap: 15px;

    padding: 22px 20px;
  }

  .topic-content h4 {
    font-size: 1rem;
  }

  .topic-content p {
    font-size: 0.88rem;
  }

  .faculty-card {
    align-items: flex-start;

    flex-direction: column;

    padding: 25px;
  }

  .faculty-portrait {
    width: 120px;
    height: 140px;
  }

  .faculty-content h3 {
    font-size: 1.7rem;
  }

  .future-panel {
    min-height: 560px;

    padding: 40px 25px;

    border-radius: 26px;
  }

  .future-content h2 {
    font-size: 2.7rem;
  }

  .future-visual {
    right: -160px;
  }

  .registration-card {
    border-radius: 26px;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .ai-hero-title {
    font-size: 3.15rem;
  }

  .ai-hero-visual {
    min-height: 400px;
  }

  .ai-hero-card {
    transform: none;
  }

  .ai-neural-visual {
    height: 250px;
  }

  .ring-one {
    width: 90px;
    height: 90px;
  }

  .ring-two {
    width: 160px;
    height: 160px;
  }

  .ring-three {
    width: 220px;
    height: 220px;
  }

  .ai-core {
    width: 80px;
    height: 80px;
  }

  .ai-core i {
    font-size: 1.3rem;
  }

  .ai-node {
    width: 10px;
    height: 10px;
  }

  .ai-floating-card {
    display: none;
  }

  .ai-scroll-indicator {
    display: none;
  }

  .ai-topic {
    grid-template-columns: 1fr;
  }

  .topic-number {
    margin-bottom: -7px;
  }

  .future-content h2 {
    font-size: 2.35rem;
  }

  .future-visual {
    opacity: 0.12;
  }
}

/* =========================================================
   ACCESSIBILITY
========================================================= */

:focus-visible {
  outline: 3px solid var(--ed-color-2);
  outline-offset: 4px;
}

/* =========================================================
   REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}