/* ===================================
   GOOGLE FONT
=================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #060816;
  --card: #101425;
  --card2: #181d30;

  --primary: #4f8cff;
  --secondary: #7c4dff;

  --text: #ffffff;
  --paragraph: #bfc7dd;

  --border: rgba(255, 255, 255, 0.08);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;

  background: var(--bg);

  color: var(--text);

  overflow-x: hidden;
}

/* ===============================
      BACKGROUND
================================ */

.background {
  position: fixed;

  inset: 0;

  z-index: -10;

  overflow: hidden;
}

.background::before {
  content: "";

  position: absolute;

  width: 600px;

  height: 600px;

  border-radius: 50%;

  background: #4f8cff;

  filter: blur(180px);

  opacity: 0.25;

  top: -250px;

  left: -150px;

  animation: moveOne 14s infinite alternate;
}

.background::after {
  content: "";

  position: absolute;

  width: 550px;

  height: 550px;

  border-radius: 50%;

  background: #7c4dff;

  filter: blur(180px);

  opacity: 0.25;

  bottom: -250px;

  right: -120px;

  animation: moveTwo 16s infinite alternate;
}

@keyframes moveOne {
  to {
    transform: translate(200px, 120px);
  }
}

@keyframes moveTwo {
  to {
    transform: translate(-200px, -120px);
  }
}

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

.hero {
  width: min(1200px, 92%);

  margin: auto;

  text-align: center;

  padding: 110px 0 80px;
}

.badge {
  display: inline-flex;

  gap: 8px;

  align-items: center;

  background: rgba(255, 255, 255, 0.08);

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

  padding: 10px 22px;

  border-radius: 100px;

  margin-bottom: 30px;

  backdrop-filter: blur(15px);
}

.hero h1 {
  font-size: 68px;

  line-height: 1.15;

  font-weight: 800;

  margin-bottom: 25px;
}

.hero h1 span {
  color: var(--primary);
}

.hero p {
  max-width: 760px;

  margin: auto;

  color: var(--paragraph);

  line-height: 1.9;

  font-size: 18px;
}

.hero-buttons {
  margin-top: 45px;

  display: flex;

  justify-content: center;

  gap: 20px;

  flex-wrap: wrap;
}

.hero-buttons a {
  text-decoration: none;

  color: white;

  padding: 16px 34px;

  border-radius: 15px;

  transition: 0.35s;
}

.primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.secondary {
  border: 1px solid var(--border);

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

.hero-buttons a:hover {
  transform: translateY(-6px);
}

/* ============================
        STATS
============================ */

.stats {
  width: min(1200px, 92%);
  margin: auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.05);

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

  border-radius: 25px;

  padding: 35px;

  text-align: center;

  transition: 0.35s;

  backdrop-filter: blur(20px);
}

.stat-card:hover {
  transform: translateY(-10px);

  border-color: #4f8cff;
}

.stat-card h2 {
  font-size: 46px;

  color: var(--primary);

  margin-bottom: 8px;

  font-weight: 800;

  letter-spacing: 1px;
}

.stat-card p {
  color: var(--paragraph);
}

.counter {
  display: inline-block;

  min-width: 2ch;
}

/* ===================================
        ROADMAP SECTION
=================================== */
.roadmap {
  width: min(1100px, 92%);

  margin: 120px auto;
}

.roadmap h2 {
  text-align: center;

  font-size: 52px;

  margin-bottom: 70px;
}

.timeline {
  position: relative;

  display: flex;

  flex-direction: column;

  // gap: 60px;
  gap: 70px;

  padding-left: 70px;
}

.timeline-line{

    position:absolute;

    left:25px;

    top:0;

    width:4px;

    height:100%;

    background:#2a3149;

    border-radius:999px;

}

.timeline-progress{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:0;
    border-radius:999px;
    background:linear-gradient(
        #00E5FF,
        #4F8CFF,
        #7C4DFF
    );
    transition:height .25s linear;
}

/* Vertical Line */
.timeline::before {
  content: "";
  position: absolute;
  left: 26px;
  top: 0;
  width: 4px;
  height: 100%;
  border-radius: 50px;
  background: linear-gradient(
    to bottom,
    #4f8cff,
    #7c4dff
  );
}

/* Single Module */
.module {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

/* Circle */
.circle {
  width: 55px;
  height: 55px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: 700;
  font-size: 18px;
  color: white;
  flex-shrink: 0;
  position: relative;
  z-index: 5;
  transition: 0.4s;
  box-shadow: 0 0 25px rgba(79, 140, 255, 0.45);
}

.module:hover .circle {
  transform: scale(1.18) rotate(10deg)
  box-shadow: 0 0 45px rgba(124, 77, 255, 0.8);
}

/* Active Module */
/* .module.active .circle {
  transform: scale(1.25);

  background: linear-gradient(135deg, #00e5ff, #4f8cff);

  box-shadow:
    0 0 15px #00e5ff,
    0 0 30px #00e5ff,
    0 0 60px #4f8cff;
} */

.module.active .circle{

    transform:scale(1.2);
    background:#00E5FF;
    box-shadow:
        0 0 15px #00E5FF,
        0 0 30px #00E5FF,
        0 0 60px #00E5FF;
}

.module.completed .circle{
    background:#4F8CFF;
}

.module.active .content {
  border-color: #4f8cff;
  transform: translateY(-10px);
  box-shadow: 0 15px 45px rgba(79, 140, 255, 0.35);
}

.module.active h3 {
  color: #4f8cff;
}

/* Content Card */
.content {
  flex: 1;

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

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

  border-radius: 25px;

  padding: 35px;

  transition: 0.35s;

  backdrop-filter: blur(16px);

  position: relative;

  overflow: hidden;
}

/* Gradient Hover */

.content::before {
  content: "";

  position: absolute;

  inset: 0;

  background: linear-gradient(
    135deg,
    rgba(79, 140, 255, 0.1),
    rgba(124, 77, 255, 0.08)
  );

  opacity: 0;

  transition: 0.35s;
}

.module:hover .content::before {
  opacity: 1;
}

.module:hover .content {
  transform: translateY(-8px);

  border-color: var(--primary);
}

/* Module Title */

.content h3 {
  font-size: 28px;

  margin-bottom: 18px;

  position: relative;

  z-index: 2;
}

/* Paragraph */

.content p {
  color: var(--paragraph);

  line-height: 1.8;

  position: relative;

  z-index: 2;
}

/* Button */

.content a {
  display: inline-block;

  margin-top: 28px;

  text-decoration: none;

  color: white;

  background: linear-gradient(135deg, var(--primary), var(--secondary));

  padding: 13px 28px;

  border-radius: 12px;

  transition: 0.35s;

  position: relative;

  z-index: 2;
}

.content a:hover {
  transform: translateX(8px);
}

/* ===================================
        TOPIC PREVIEW
=================================== */

.topics {
  width: min(1200px, 92%);

  margin: auto;
}

.topics h2 {
  text-align: center;

  font-size: 52px;

  margin-bottom: 60px;
}

.topic-grid {
  display: grid;

  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));

  gap: 30px;
}

.topic-grid > div {
  background: rgba(255, 255, 255, 0.05);

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

  border-radius: 25px;

  padding: 30px;

  transition: 0.35s;
}

.topic-grid > div:hover {
  transform: translateY(-8px);

  border-color: var(--secondary);
}

.topic-grid h3 {
  margin-bottom: 20px;

  font-size: 24px;
}

.topic-grid ul {
  list-style: none;
}

.topic-grid li {
  padding: 12px 0;

  color: var(--paragraph);

  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.topic-grid li:last-child {
  border: none;
}

/* nice bullet */

.topic-grid li::before {
  content: "✓ ";

  color: var(--primary);

  font-weight: 700;
}

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

footer {
  width: min(1200px, 92%);

  margin: 120px auto 40px;

  padding: 40px 20px;

  text-align: center;

  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

footer h3 {
  font-size: 28px;

  margin-bottom: 10px;
}

footer p {
  color: var(--paragraph);
}

/* ===================================
        FLOATING DECORATIONS
=================================== */

body::before,
body::after {
  content: "";

  position: fixed;

  width: 18px;

  height: 18px;

  border-radius: 50%;

  z-index: -1;

  opacity: 0.45;

  animation: floating 10s ease-in-out infinite;
}

body::before {
  background: #4f8cff;

  top: 15%;

  left: 12%;
}

body::after {
  background: #7c4dff;

  bottom: 18%;

  right: 10%;

  animation-delay: 3s;
}

@keyframes floating {
  0% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-35px);
  }

  100% {
    transform: translateY(0px);
  }
}

/* ===================================
        SCROLLBAR
=================================== */

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #0b1020;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(#4f8cff, #7c4dff);

  border-radius: 50px;
}

::-webkit-scrollbar-thumb:hover {
  background: #4f8cff;
}

/* ===================================
        SELECTION
=================================== */

::selection {
  background: #4f8cff;

  color: white;
}

/* ===================================
        SMOOTH FADE ANIMATION
=================================== */

.hero,
.stats,
.roadmap,
.topics,
footer {
  animation: fadeUp 0.9s ease;
}

@keyframes fadeUp {
  from {
    opacity: 0;

    transform: translateY(35px);
  }

  to {
    opacity: 1;

    transform: translateY(0);
  }
}

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

@media (max-width: 992px) {
  .hero h1 {
    font-size: 52px;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero {
    padding-top: 80px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero p {
    font-size: 16px;
  }

  .roadmap h2,
  .topics h2 {
    font-size: 36px;
  }

  .timeline {
    padding-left: 45px;
  }

  .timeline::before {
    left: 20px;
  }

  .circle {
    width: 42px;

    height: 42px;

    font-size: 15px;
  }

  .content {
    padding: 24px;
  }

  .content h3 {
    font-size: 22px;
  }
}

@media (max-width: 576px) {
  .hero h1 {
    font-size: 34px;
  }

  .hero-buttons {
    flex-direction: column;

    align-items: center;
  }

  .hero-buttons a {
    width: 220px;

    text-align: center;
  }

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

  .timeline {
    padding-left: 0;
  }

  .timeline::before {
    display: none;
  }

  .module {
    flex-direction: column;

    align-items: flex-start;
  }

  .circle {
    margin-bottom: 10px;
  }

  .roadmap h2,
  .topics h2 {
    font-size: 30px;
  }

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

/* ===================================
        HOVER ENHANCEMENTS
=================================== */

.stat-card,
.content,
.topic-grid > div {
  transition:
    transform 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.stat-card:hover,
.content:hover,
.topic-grid > div:hover {
  box-shadow: 0 18px 45px rgba(79, 140, 255, 0.18);
}

/* ===================================
        BUTTON SHINE EFFECT
=================================== */

.primary,
.content a {
  position: relative;

  overflow: hidden;
}

.primary::before,
.content a::before {
  content: "";

  position: absolute;

  top: 0;

  left: -120%;

  width: 60%;

  height: 100%;

  background: rgba(255, 255, 255, 0.25);

  transform: skewX(-25deg);

  transition: 0.6s;
}

.primary:hover::before,
.content a:hover::before {
  left: 130%;
}

/* ===================================
        END
=================================== */