@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap");
* {
  /* background: linear-gradient(90deg, var(--v-color), var(--b-color)); */

  margin: 0;
  padding: 0;
  box-sizing: border-box;
  text-decoration: none;
  border: none;
  outline: none;
  scroll-behavior: smooth;
  font-family: "Poppins", sans-serif;
}

:root {
  --bg-color: #9cd2ff;
  --second-bg-color: #9fe1ff;
  --text-color: #ffffff;
  --main-color: #0091d4;
  --title-color: #e36810;
  --v-color: #7c5cff;
  --b-color: #00d4ff;
}

html {
  font-size: 62.5%;
  overflow-x: hidden;
}

body {
  background: radial-gradient(
    circle at 20% 30%,
    #bde8ff 0%,
    #9cd2ff 40%,
    #89c7f5 100%
  );

  /* background: var(--bg-color); */
  color: var(--text-color);
}

h2 {
  font-size: 2.8rem;
  color: var(--title-color);
}

.bubble {
  position: fixed;
  width: 14px;
  height: 14px;
  border: 1px solid var(--text-color);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  animation: bubbleFade 0.8s ease-out forwards;
  z-index: 20;
  box-shadow: 0 0 4px var(--main-color);
}
@keyframes bubbleFade {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(0.6);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2.2);
  }
}

.chaos h2 {
  margin-bottom: 4rem;
}

/* Letters */
.letter {
  display: inline-block;
  will-change: transform;
}

section {
  /* min-height: 100vh; */
  padding: 4rem 4% 4rem;
}

p {
  font-size: 2rem;
  /* margin: 1rem 0 1rem; */
}

/*********HEADER*********/
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem 9%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  transition: 0.5s;
  background-color: transparent;
  backdrop-filter: blur(12px);
  transition: all 0.4s ease;
}

.logo {
  position: relative;
  font-size: 2.5rem;
  color: var(--title-color);
  font-weight: 600;
}

.navbar {
  position: relative;
}

.navbar a {
  font-size: 1.7rem;
  color: var(--text-color);
  font-weight: 500;
  margin-left: 3.5rem;
  transition: 0.3s;
}

.navbar a:hover,
.navbar a.active {
  color: var(--main-color);
}

#menu-icon {
  position: relative;
  font-size: 3.6rem;
  color: var(--title-color);
  cursor: pointer;
  display: none;
}
/*******HOME*******/

.home {
  display: flex;
  min-height: 100vh;
  align-items: center;
  padding: 0 9%;
  margin-top: 20px;
  background: url("../img/moi-orange.png") no-repeat;
  background-size: 25%;
  background-position: 85%;
}

.home-content {
  max-width: 60rem;
  z-index: 99;
}

.moi {
  display: none;
}

.home-content h1 {
  position: relative;
  display: inline-block;
  font-size: 5.6rem;
  font-weight: 700;
  line-height: 1.3;
}

.home-content h1 span {
  color: var(--text-color);
}

.home-content .text-animate {
  position: relative;
  /* width: 32.8rem; */
  width: fit-content;
}

.home-content .text-animate h3 {
  font-size: 3.2rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 0.7px var(--main-color);
  background-image: linear-gradient(var(--main-color), var(--main-color));
  background-repeat: no-repeat;
  -webkit-background-clip: text;
  /* background-position: -33rem 0; */
  background-position: -35rem 0;
}

.home.show-animate .home-content .text-animate h3 {
  animation: homeBgText 6s linear;
  animation-delay: 2s;
}

.home-content .text-animate h3::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  border-right: 2px solid var(--main-color);
  z-index: -1;
}

.home.show-animate .home-content .text-animate h3::before {
  animation: homeCursorText 6s linear;
  animation-delay: 2s;
}

.home-content p {
  position: relative;
  font-size: 1.6rem;
  margin: 2rem 0 4rem;
}

.btn-box {
  position: relative;
  display: flex;
  justify-content: space-between;
  width: 34.5rem;
  height: 5rem;
}

.btn-box .btn {
  position: relative;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 15rem;
  height: 100%;
  background: var(--main-color);
  border: 0.2rem solid var(--main-color);
  border-radius: 0.8rem;
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.1rem;
  color: var(--bg-color);
  z-index: 1;
  overflow: hidden;
  transition: 0.5s;
}

.btn-box .btn:hover {
  color: var(--main-color);
}

.btn-box .btn:nth-child(2) {
  background: transparent;
  color: var(--main-color);
}

.btn-box .btn:nth-child(2):hover {
  color: var(--bg-color);
}

.btn-box .btn:nth-child(2)::before {
  background: var(--main-color);
}

.btn-box .btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: var(--bg-color);
  z-index: -1;
  transition: 0.5s;
}

.btn-box .btn:hover::before {
  width: 100%;
}

.home-sci {
  position: absolute;
  bottom: 4rem;
  width: 170px;
  display: flex;
  justify-content: space-between;
}

.home-sci a {
  position: relative;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 0.2rem solid var(--main-color);
  border-radius: 50%;
  font-size: 20px;
  color: var(--main-color);
  z-index: 1;
  overflow: hidden;
  transition: 0.5s;
}

.home-sci a:hover {
  color: var(--bg-color);
}

.home-sci a::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 100%;
  background: var(--main-color);
  z-index: -1;
  transition: 0.5s;
}

.home-sci a:hover::before {
  width: 100%;
}

/* A PROPOS */
/* **************** */
.about {
  background-color: var(--text-color);
  box-shadow: 0 0 8px var(--main-color);
}
.chaos {
  width: 70%;
  height: auto;
  align-items: left;
  flex-direction: column;
  position: relative;
}
.txt-chaos {
  max-width: 75rem;
  font-size: 2rem; /* cohérent avec ton p global */
  line-height: 1.8;
  /* margin-top: 2rem; */
  color: var(--main-color);
  font-weight: 400;
  border-left: 3px solid var(--main-color);
  padding-left: 2rem;
}

.txt-chaos .highlight {
  display: block;
  font-size: 2.4rem; /* plus grand mais cohérent */
  font-weight: 600;
  /* margin: 2rem 0; */
  color: var(--main-color);
  letter-spacing: 0.5px;
}

/* ======================= */
/* SKILLS SECTION */
/* ======================= */

.section-title {
  margin-bottom: 40px;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 40px;
  perspective: 1000px; /* nécessaire pour le flip 3D */
}

.skill-card {
  height: 300px;
  cursor: pointer;
}

.card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.skill-card:hover .card-inner {
  transform: rotateY(180deg);
}

/* Recto */
.card-front,
.card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  border: 2px solid rgba(255, 255, 255, 0.15);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  backface-visibility: hidden;
  padding: 20px;
  box-sizing: border-box;
}

/* Par défaut, on cache le logo sur le verso */
.skill-logo {
  display: none;
  width: 50px; /* ajuste selon ton design */
  margin: 0 auto 10px auto;
}

.card-front img {
  width: 60px;
  height: 60px;
  margin-bottom: 15px;
}

.card-front h3 {
  font-size: 1.8rem;
  color: var(--text-color);
}

/* Verso */
.card-back {
  transform: rotateY(180deg);
}

.skill-circle {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  margin: 10px auto;
  background: conic-gradient(
    var(--main-color) 0deg,
    rgba(255, 255, 255, 0.1) 0deg
  );
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 1s ease;
}

.skill-percent {
  /* font-size: 1.4rem;
  font-weight: 600; */
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-color);
}
/*  PORJETS */
/************/
.projects {
  background-color: var(--text-color);
  box-shadow: 0 0 8px var(--main-color);
  overflow: hidden;
}

.projects-wrapper {
  width: 100%;
  overflow: hidden;
  touch-action: pan-y;

  cursor: grab;
}
.projects-wrapper:active {
  cursor: grabbing;
}

.projects-track {
  display: flex;
  gap: 3rem;
  width: max-content;
}

.projects-track img {
  width: 35rem;
  height: 22rem;

  object-fit: cover;

  border-radius: 1rem;

  user-select: none;
  pointer-events: none;

  transition: transform 0.4s ease;
}

.projects-track img:hover {
  transform: scale(1.05);
  filter: brightness(1.1) drop-shadow(0 0 1rem var(--main-color));
}

/* ANIMATION RELOAD AND SCROLL */
.animate {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-color);
  z-index: 98;
}

.animate.home-img {
  width: 50%;
}

.logo .animate,
.navbar .animate,
#menu-icon .animate,
.home.show-animate .animate {
  animation: showRight 1s ease forwards;
  animation-delay: calc(0.3s * var(--i));
}

/* FOOTER */

.footer {
  margin-top: 100px;
  padding: 40px 9%;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
}

.footer-left h3 {
  font-size: 2rem;
  margin-bottom: 5px;
}

.footer-left p {
  font-size: 1.4rem;
  opacity: 0.8;
}

.footer-center {
  display: flex;
  gap: 25px;
  flex-wrap: wrap;
}

.footer-center a {
  font-size: 1.4rem;
  color: var(--text-color);
  transition: 0.3s;
}

.footer-center a:hover {
  color: var(--main-color);
}

.footer-right {
  display: flex;
  gap: 15px;
}

.footer-right a {
  font-size: 2rem;
  color: white;
  transition: 0.3s;
}

.footer-right a:hover {
  color: var(--main-color);
  transform: translateY(-3px);
}

/* bottom */

.footer-bottom {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 1.2rem;
  opacity: 0.7;
}

/* bouton retour */

#scrollTop {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--main-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  cursor: pointer;
  transition: 0.3s;
}

#scrollTop:hover {
  transform: translateY(-4px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}
/*************************************/
/********KEYFRAMES ANIMATION**********/
@keyframes homeBgText {
  0%,
  10%,
  100% {
    background-position: -33rem 0;
  }

  65%,
  85% {
    background-position: 0 0;
  }
}

@keyframes homeCursorText {
  0%,
  10%,
  100% {
    width: 0;
  }

  65%,
  78%,
  85% {
    width: 100%;
    opacity: 1;
  }

  75%,
  81% {
    opacity: 0;
  }
}

@keyframes showRight {
  100% {
    width: 0;
  }
}

/********************************/
/**********RESPONSIVE************/

@media (max-width: 1200px) {
  html {
    font-size: 55%;
  }
}

@media (max-width: 991px) {
  .header {
    padding: 2rem 4%;
  }

  .home {
    padding: 0 4%;
  }
}

@media (max-width: 850px) {
  .animate.home-img {
    width: 55%;
  }
}

@media (max-width: 768px) {
  #menu-icon {
    display: block;
  }

  .navbar {
    position: absolute;
    top: 100%;
    left: -100%;
    width: 100%;
    padding: 1rem 4%;
    background: var(--main-color);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.2);
    z-index: 1;
    transition: 0.25s ease;
    transition-delay: 0.25s;
  }

  .navbar.active {
    left: 0;
    transition-delay: 0s;
  }

  .navbar .active-nav {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    z-index: -1;
    transition: 0.25s ease;
    transition-delay: 0s;
  }

  .navbar.active .active-nav {
    left: 0;
    transition-delay: 0.25s;
  }

  .navbar a {
    display: block;
    font-size: 2rem;
    margin: 3rem 0;
    transform: translateX(-20rem);
    transition: 0.25s ease;
    transition-delay: 0s;
  }

  .navbar.active a {
    transform: translateX(0);
    transition-delay: 0.25s;
  }

  .home {
    background: none;
  }

  .moi {
    display: block;
    width: 40%;
    height: 40%;
    padding-bottom: 4rem;
  }

  .home-imgHover {
    pointer-events: none;
    background: var(--bg-color);
    opacity: 0.6;
  }
}

@media (max-width: 650px) {
  .skill-logo {
    display: block;
  }
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .skill-card {
    height: auto;
    cursor: default;
  }

  .card-inner {
    transform: none !important;
  }

  .skill-card:hover .card-inner {
    transform: none;
  }

  /* On cache le recto */
  .card-front {
    display: none;
  }

  /* On affiche directement le verso */
  .card-back {
    position: relative;
    transform: none;
  }
  .skill-circle {
    width: 100px; /* réduit la taille du camembert */
    height: 100px; /* carré parfait */
    border-radius: 50%;
    margin: 0 auto 1rem;

    background: conic-gradient(var(--main-color) 0% 0%, #ddd 0% 100%);
  }

  .skills-grid {
    gap: 25px;
  }
}

@media (max-width: 520px) {
  html {
    font-size: 50%;
  }

  .home-content h1 {
    display: flex;
    flex-direction: column;
  }
  .chaos {
    width: 90%;
  }

  .home-sci {
    width: 160px;
  }

  .home-sci a {
    width: 38px;
    height: 38px;
  }
}

@media (max-width: 462px) {
  .home {
    margin-top: 0;
  }
  .home-content h1 {
    font-size: 5rem;
  }
  h2 {
    font-size: 2.4rem;
  }
  .moi {
    margin-left: auto;
    margin-right: auto;
  }
  .txt-chaos {
    font-size: 1.6rem; /* cohérent avec ton p global */
  }

  .txt-chaos .highlight {
    font-size: 2rem; /* plus grand mais cohérent */
  }
}

@media (max-width: 371px) {
  .home {
    justify-content: center;
  }

  .home-content {
    display: flex;
    align-items: center;
    flex-direction: column;
    text-align: center;
  }

  .home-content h1 {
    font-size: 5rem;
  }
  h2 {
    font-size: 2.1rem;
  }
}