/* =========================
   VARIABLES & BASE
========================= */

:root {
  --font-main: "Bai Jamjuree", sans-serif;

  --color-bg-dark: #02020e;
  --color-bg-1: #1a1c27;
  --color-bg-2: #212330;
  --color-bg-3: #050609;
  --color-black: #000;
  --color-white: #fff;
  --color-muted: rgb(136, 134, 159);

  --container-mobile: 88%;
  --container-tablet: 680px;
  --container-desktop: 900px;

  --radius-btn: 10px;

  --transition-fast: 250ms ease;
  --transition-normal: 400ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background: var(--color-bg-dark);
  color: var(--color-white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

/* =========================
   HEADER & NAV
========================= */

.site-header {
  position: absolute;
  width: 100%;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  z-index: 1000;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  margin-left: auto;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 2000;
}

.nav-toggle span {
  width: 100%;
  height: 2px;
  background: var(--color-muted);
  border-radius: 10px;
  transition: var(--transition-normal);
}

.main-nav {
  position: absolute;
  top: 0;
  right: 0;
  background: #111;
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-normal);
}

.main-nav.active {
  max-height: 300px;
}

.main-nav ul {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1.5rem;
  list-style: none;
  padding: 2rem 0;
  margin: 2rem 2.5rem 0 0;
}

.main-nav a {
  color: var(--color-muted);
  text-decoration: none;
  font-size: 1rem;
  transition: opacity var(--transition-fast);
}

.main-nav a:hover {
  opacity: .6;
}

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

.profile-picture {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
}

.profile-picture-inner .desktop-picture {
  display: none;
}

.profile-picture-inner .mobile-picture {
  display: block;
  width: 100%;
  height: 100svh;
  object-fit: cover;
  position: absolute;
  inset: 0;
  z-index: 0;
}

.profile-picture-content {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  width: 100%;
  padding: 18vh 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  text-align: center;
}

.profile-picture-content h1 {
  width: 100%;
  font-size: 2.5rem;
  color: var(--color-white);
  margin: -2rem auto 1rem;
}

.profile-picture-content p {
  width: 92%;
  font-size: 1rem;
  color: var(--color-white);
  margin: 0 auto;
}

/* =========================
   BOUTONS
========================= */

.double-cta {
  margin-top: auto;
  display: flex;
  flex-direction: row;
  gap: 1rem;
  justify-content: center;
  width: 100%;
}

.secondary-button,
.main-button,
.button,
.button-voir-neurodesign {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    opacity var(--transition-fast),
    transform var(--transition-fast);
}

.secondary-button {
  background: var(--color-white);
  color: var(--color-black);
  border: 1px solid var(--color-white);
  font-size: 1rem;
}

.main-button {
  background: var(--color-black);
  color: var(--color-white);
  border: 1px solid var(--color-white);
  font-size: 1rem;
}

.button,
.button-voir-neurodesign {
  background: var(--color-black);
  color: var(--color-white);
  border: 1px solid white;
  font-size: .7rem;
}

.secondary-button:hover,
.main-button:hover,
.button:hover,
.button-voir-neurodesign:hover {
  opacity: .75;
  transform: translateY(-2px);
}

/* =========================
   SECTIONS GÉNÉRALES
========================= */

.inner-bloc {
  width: var(--container-mobile);
  height: 100%;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 2.5;
  font-weight: 100;
  margin: 0 auto;
}

.inner-bloc p,
.inner-bloc ul {
  font-size: 1.5rem;
}

.inner-bloc ul {
  display: flex;
  flex-direction: column;
  text-align: center;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.manifest {
  background-color: var(--color-bg-2);
  width: 100%;
  height: auto;
  padding: 7rem 0;
}

.DA {
  background-color: var(--color-bg-1);
  width: 100%;
  height: auto;
  padding: 7rem 0;
}

.competences {
  background-color: var(--color-bg-dark);
  width: 100%;
  height: auto;
  padding: 7rem 0;
}

.competences .inner-bloc {
  text-align: center;
}

/* =========================
   PROJETS
========================= */

.projets-content,
.projet-01-suite,
.projet-cta {
  width: var(--container-mobile);
  margin: 0 auto;
}

.projets-content {
  margin-top: 10rem;
}

.projets h2 {
  font-size: 1.4rem;
  padding-top: 0;
}

.projets h3 {
  font-size: 1.7rem;
}

.projets p {
  font-size: 1.2rem;
}

.projets .style-projet,
.style-projet {
  font-size: 1.2rem;
  margin: 2rem auto;
  font-weight: 700;
}

.description-projet,
.description-projet-02,
.description-projet-03 {
  font-size: 1rem;
  margin-bottom: 4rem;
}

.description-projet-02 {
  padding-top: 4rem;
}

.break-title {
  display: block;
}

.projet-01-image,
.projet-04-image {
  width: 100%;
  height: auto;
  overflow: hidden;
}

.projet-01-image img,
.projet-04-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.projet-cta {
  margin-top: 2.5rem;
  margin-left: 0;
}

.button {
  margin: 2rem 0 10rem;
}

.button-voir-neurodesign {
  margin: 0;
}

/* =========================
   CARROUSEL
========================= */

.immersive-carousel {
  position: relative;
  width: 100%;
  height: 18rem;
  overflow: hidden;
  background: var(--color-black);
}

.carousel-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 700ms ease,
    visibility 700ms ease;
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  z-index: 5;
  transform: translateY(-50%);
  width: 44px;
  height: 72px;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, .75);
  font-size: 4rem;
  font-weight: 200;
  line-height: 1;
  cursor: pointer;
  transition:
    color var(--transition-fast),
    transform var(--transition-fast),
    opacity var(--transition-fast);
}

.carousel-btn:hover {
  color: var(--color-white);
}

.carousel-btn-prev {
  left: 8px;
}

.carousel-btn-next {
  right: 8px;
}

.carousel-btn-prev:hover {
  transform: translateY(-50%) translateX(-4px);
}

.carousel-btn-next:hover {
  transform: translateY(-50%) translateX(4px);
}

/* =========================
   PROJET 03
========================= */

.projet-03-image {
  width: 90%;
  height: auto;
  margin: 0 auto;
  overflow: hidden;
}

.style-projet-03 {
  padding: 6rem 0 0;
  font-weight: 600;
}

.projet-03-photogrammes-full,
.projet-03-photogrammes {
  width: 100%;
  background-color: var(--color-bg-3);
}

.photogrammes_full {
  width: 100%;
  height: auto;
  margin: 0 auto;
  background-color: var(--color-bg-3);
}

.photogrammes_full img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photogrammes {
  width: var(--container-mobile);
  margin: 0 auto;
  padding: 4rem 0;
}

.photogrammes img {
  border: solid 10px var(--color-black);
}

.projets .large_picture {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 7rem 0 2rem;
}

figcaption {
  color: rgba(255,255,255,.45);
  margin: 1rem 0 2rem;
  font-size: .85rem;
  text-align: center;
}

.position-legend-full {
  width: var(--container-mobile);
  margin: 0 auto;
  padding-bottom: 7rem;
}

.last-legend {
  padding-bottom: 7rem;
}

/* =========================
   PROJET 04
========================= */

.conteneur-projet-04 {
  width: var(--container-mobile);
  height: auto;
  padding: 2rem 0;
  margin: 0 auto;
}

.conteneur-projet-04 h3 {
  font-size: 1rem;
  padding-bottom: 2rem;
  margin: 0;
}

.conteneur-projet-04 h4 {
  font-size: .8rem;
}

.conteneur-projet-04 p {
  font-size: .8rem;
  margin-bottom: .75rem;
}

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

.conteneur-curriculum {
  display: flex;
  background-color: var(--color-bg-2);
  width: 100%;
  height: 100%;
  align-items: center;
  scroll-margin-top: 6rem;
}

.curriculum {
  width: var(--container-mobile);
  margin: 10rem auto 0;
  color: var(--color-white);
}

.curriculum h2 {
  font-size: 2rem;
  padding-bottom: 2rem;
}

.curriculum h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

.curriculum p {
  font-size: 1rem;
  margin-bottom: 4rem;
}

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

footer {
  background-color: var(--color-bg-1);
  width: 100%;
  min-height: 25svh;
  padding: 7rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-content {
  width: var(--container-mobile);
  color: var(--color-white);
  text-align: center;
}

.footer-content p {
  font-size: .85rem;
  margin-bottom: 2rem;
}

.footer-menu {
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 0 auto;
  font-size: .65rem;
  color: var(--color-muted);
}

/* =========================
   PETITS MOBILES
========================= */

@media screen and (max-width: 480px) {
  .profile-picture-content h1 {
    font-size: 2.3rem;
  }

  .profile-picture-content p {
    font-size: 1rem;
  }

  .double-cta {
    gap: .75rem;
  }

  .secondary-button,
  .main-button {
    font-size: .85rem;
    padding: 9px 16px;
  }

  .inner-bloc p,
  .inner-bloc ul {
    font-size: 1.25rem;
    line-height: 2.2;
  }

  .projets h2 {
    font-size: 1.2rem;
  }

  .projets h3 {
    font-size: 1.55rem;
  }

  .projets p {
    font-size: 1rem;
  }
}

/* =========================
   TABLETTE / DESKTOP
========================= */

@media screen and (min-width: 840px) {
  .site-header {
    justify-content: space-between;
    padding: 2rem;
  }

  .nav-toggle {
    display: none;
  }

  .main-nav {
    position: static;
    max-height: none;
    background: transparent;
    overflow: visible;
    margin-left: auto;
  }

  .main-nav ul {
    flex-direction: row;
    align-items: center;
    gap: 2rem;
    padding: 0;
    margin: 0;
  }

  .profile-picture {
    width: 100%;
  }

  .profile-picture-inner .mobile-picture {
    display: none;
  }

  .profile-picture-inner .desktop-picture {
    display: block;
    width: 100%;
    height: 100vh;
    object-fit: cover;
    object-position: 25% center;
  }

  .profile-picture-content {
    position: absolute;
    top: 50%;
    left: 40%;
    min-height: auto;
    width: auto;
    padding: 0;
    transform: translateY(-50%);
    color: var(--color-white);
    text-align: left;
  }

  .profile-picture-content h1 {
    font-size: 3rem;
    margin: 0 0 1rem;
  }

  .profile-picture-content p {
    width: auto;
    font-size: 1.5rem;
    margin: 0;
  }

  .double-cta {
    width: auto;
    justify-content: flex-start;
    margin-top: 40px;
    gap: 20px;
  }

  .inner-bloc {
    width: var(--container-tablet);
  }

  .manifest,
  .DA {
    height: 65vh;
    padding: 0;
  }

  .competences {
    height: 85vh;
    padding: 0;
  }

  .projets-content,
  .projet-01-suite,
  .projet-cta,
  .conteneur-projet-04,
  .curriculum {
    width: var(--container-tablet);
    max-width: var(--container-tablet);
  }

  .projets-content {
    margin-top: 10rem;
  }

  .projets h2 {
    font-size: 1.5rem;
    padding-top: 4rem;
  }

  .projets h3 {
    font-size: 2.5rem;
  }

  .projets .style-projet {
    margin: 4rem 0 2rem;
  }

  .description-projet,
  .description-projet-02,
  .description-projet-03 {
    width: var(--container-tablet);
    font-size: 1rem;
  }

  .description-projet-02 {
    padding-top: 0;
    margin-top: 2.5rem;
    margin-bottom: 5rem;
  }

  .immersive-carousel {
    height: 28rem;
  }

  .carousel-btn {
    width: 56px;
    height: 96px;
    font-size: 5rem;
  }

  .carousel-btn-prev {
    left: 24px;
  }

  .carousel-btn-next {
    right: 24px;
  }

  .projet-03-image {
    width: var(--container-tablet);
  }

  .style-projet-03 {
    font-size: 1rem;
    margin: 8rem auto 1rem;
    padding: 0;
  }

  .photogrammes {
    width: 480px;
  }

  .photogrammes_full img {
    border: solid 20px var(--color-black);
  }

  .position-legend-full {
    width: 480px;
  }

  figcaption {
    margin-top: 2rem;
    font-size: .75rem;
  }

  .last-legend {
    padding-bottom: 10rem;
  }

  .conteneur-projet-04 {
    margin-top: 2.5rem;
    padding: 0;
  }

  .conteneur-projet-04 h3 {
    padding-bottom: 0;
    margin-bottom: 1rem;
  }

  .conteneur-projet-04 h4,
  .conteneur-projet-04 p {
    font-size: .75rem;
  }

  .curriculum {
    margin-top: 10rem;
  }

  .curriculum h2 {
    font-size: 2.5rem;
    margin-bottom: 5rem;
    padding-bottom: 0;
  }

  .curriculum h3 {
    font-size: 1.5rem;
  }

  .footer-content {
    width: 100%;
  }

  .footer-content p {
    font-size: 1rem;
  }
}

/* =========================
   GRAND ÉCRAN
========================= */

@media screen and (min-width: 1024px) {
  .main-nav ul {
    width: 700px;
    justify-content: flex-end;
    margin-right: 5rem;
  }

  .inner-bloc {
    width: var(--container-desktop);
  }

  .projets-content,
  .projet-01-suite,
  .projet-cta,
  .conteneur-projet-04,
  .curriculum {
    width: var(--container-desktop);
    max-width: var(--container-desktop);
  }

  .projets-content {
    margin-top: 15rem;
  }

  .description-projet-02,
  .description-projet-03 {
    width: var(--container-desktop);
  }

  .immersive-carousel {
    height: 100vh;
  }

  .projet-03-image {
    width: var(--container-desktop);
  }

  .photogrammes {
    width: 700px;
  }

  .position-legend-full {
    width: 700px;
  }

  .footer-content {
    max-width: var(--container-desktop);
  }
}

/* =========================
   ANIMATIONS DOUCES
========================= */

.reveal,
.reveal-inner {
  opacity: 0;
  transform: translateY(36px);
  filter: blur(6px);
  transition:
    opacity 900ms ease,
    transform 900ms cubic-bezier(.2, .8, .2, 1),
    filter 900ms ease;
  will-change: opacity, transform, filter;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* Sections observées globalement
   mais contenu animé intérieurement */

.reveal-section.is-visible .reveal-inner {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

.reveal-image {
  opacity: 0;
  transform: scale(1.035);
  transition:
    opacity 1100ms ease,
    transform 1400ms cubic-bezier(.2, .8, .2, 1);
  will-change: opacity, transform;
}

.reveal-image.is-visible {
  opacity: 1;
  transform: scale(1);
}

.reveal-soft {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 800ms ease,
    transform 800ms ease;
}

.reveal-soft.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* HERO */

.profile-picture-content > * {
  opacity: 0;
  transform: translateY(18px);
  animation: heroFadeUp 900ms ease forwards;
  will-change: opacity, transform;
}

.profile-picture-content h1 {
  animation-delay: 250ms;
}

.profile-picture-content p {
  animation-delay: 450ms;
}

.profile-picture-content .double-cta {
  animation-delay: 650ms;
}

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Respect des préférences utilisateur */

@media (prefers-reduced-motion: reduce) {

  html {
    scroll-behavior: auto;
  }

  .reveal,
  .reveal-inner,
  .reveal-image,
  .reveal-soft,
  .profile-picture-content > * {

    opacity: 1 !important;
    transform: none !important;
    filter: none !important;

    transition: none !important;
    animation: none !important;
  }
}

/* =========================
   CONTACT SECTION
========================= */

.contact-section {
  min-height: 100svh;
  padding: 8rem 2rem;
  background:var(--color-black);
  color: #fff;
  display: flex;
  align-items: center;
}

.contact-inner {
  width: min(760px, 100%);
  margin: 0 auto;
}

.contact-kicker {
  margin-bottom: 1rem;
  font-size: .8rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
}

.contact-title {
  margin: 0;
  font-size: clamp(2.4rem, 6vw, 5.5rem);
  font-weight: 400;
  line-height: .95;
  letter-spacing: -0.05em;
}

.contact-intro {
  max-width: 560px;
  margin: 2rem 0 4rem;
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.7;
  color: rgba(255,255,255,.68);
}


/* =========================
   FORM
========================= */

.contact-form {
  display: grid;
  gap: 2rem;
}

.form-field {
  position: relative;
  border-bottom: 1px solid rgba(255,255,255,.25);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 1.2rem 0 .9rem;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  resize: none;
}

.form-field label {
  position: absolute;
  left: 0;
  top: 1.1rem;
  color: rgba(255,255,255,.45);
  font-size: 1rem;
  pointer-events: none;
  transition: .35s ease;
}

.form-field input:focus + label,
.form-field input:not(:placeholder-shown) + label,
.form-field textarea:focus + label,
.form-field textarea:not(:placeholder-shown) + label {
  top: -0.4rem;
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.85);
}

.form-field::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 1px;
  background: #fff;
  transition: width .45s ease;
}

.form-field:focus-within::after {
  width: 100%;
}

/* Corrige le fond imposé par l'autofill navigateur */
.contact-form input:-webkit-autofill,
.contact-form input:-webkit-autofill:hover,
.contact-form input:-webkit-autofill:focus,
.contact-form textarea:-webkit-autofill,
.contact-form textarea:-webkit-autofill:hover,
.contact-form textarea:-webkit-autofill:focus {
  -webkit-text-fill-color: #fff;
  caret-color: #fff;
  box-shadow: 0 0 0 1000px var(--color-black) inset;
  -webkit-box-shadow: 0 0 0 1000px var(--color-black)   inset;
  transition: background-color 9999s ease-in-out 0s;
}

.contact-form input,
.contact-form textarea {
  appearance: none;
  -webkit-appearance: none;
}

/* =========================
   BUTTON
========================= */

.contact-submit {
  justify-self: end;
  margin-top: 1.5rem;
  padding: 1rem 2.2rem;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 999px;
  background: transparent;
  color: #fff;
  font-family: inherit;
  font-size: .95rem;
  cursor: pointer;
  transition: 
    background .35s ease,
    color .35s ease,
    transform .35s ease,
    border-color .35s ease;
}

.contact-submit:hover {
  background: #fff;
  color: #151313;
  border-color: #fff;
  transform: translateY(-3px);
}


/* =========================
   ANIMATION SCROLL
========================= */


.reveal-contact {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s ease, transform 1s ease;
}

.reveal-contact.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-contact .contact-kicker,
.reveal-contact .contact-title,
.reveal-contact .contact-intro,
.reveal-contact .form-field,
.reveal-contact .contact-submit {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s ease;
}

.reveal-contact.is-visible .contact-kicker {
  transition-delay: .1s;
}

.reveal-contact.is-visible .contact-title {
  transition-delay: .2s;
}

.reveal-contact.is-visible .contact-intro {
  transition-delay: .35s;
}

.reveal-contact.is-visible .form-field:nth-of-type(1) {
  transition-delay: .5s;
}

.reveal-contact.is-visible .form-field:nth-of-type(2) {
  transition-delay: .65s;
}

.reveal-contact.is-visible .form-field:nth-of-type(3) {
  transition-delay: .8s;
}

.reveal-contact.is-visible .contact-submit {
  transition-delay: .95s;
}

.reveal-contact.is-visible .contact-kicker,
.reveal-contact.is-visible .contact-title,
.reveal-contact.is-visible .contact-intro,
.reveal-contact.is-visible .form-field,
.reveal-contact.is-visible .contact-submit {
  opacity: 1;
  transform: translateY(0);
}


/* =========================
   HONEYPOT
========================= */

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
}


/* ========================
    MESSAGE DU FORMULAIRE
======================== */

.contact-status {
    margin: 2rem 0;
    padding: 1rem 1.2rem;
    border-radius: 12px;
    font-size: .95rem;
  }
  
  .contact-status.success {
    color: #d7ffd7;
    background: rgba(80, 255, 120, .08);
    border: 1px solid rgba(80, 255, 120, .25);
  }
  
  .contact-status.error {
    color: #ffd7d7;
    background: rgba(255, 80, 80, .08);
    border: 1px solid rgba(255, 80, 80, .25);
  }


/* =========================
   MOBILE
========================= */

@media (max-width: 768px) {
  .contact-section {
    min-height: auto;
    padding: 6rem 1.5rem;
  }

  .contact-intro {
    margin-bottom: 3rem;
  }

  .contact-submit {
    justify-self: start;
  }
}


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


.footer-content {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms ease, transform 700ms ease;
}

footer.footer-visible .footer-content {
  opacity: 1;
  transform: translateY(0);
}