@font-face {
  font-family: "OCTA Principale";
  src: url("TYPO/Principale.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "OCTA Secondaire";
  src: url("TYPO/Secondaire.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --black: #000000;
  --olive: #8a887e;
  --beige: #d1d0cb;
  --off: #f4f4f1;
  --white: #ffffff;
  --muted: #6d6b63;
  --line: rgba(0, 0, 0, 0.14);
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family:
    "OCTA Secondaire",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--off);
  color: var(--black);
  overflow-x: hidden;
}

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

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

::selection {
  background: var(--black);
  color: var(--white);
}

/* Page */

.page {
  position: relative;
  min-height: 100vh;
  width: 100%;
  padding: 128px 28px 28px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.background-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.055) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: radial-gradient(circle at center, black, transparent 72%);
  animation: gridMove 14s linear infinite;
}

.background-blur {
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 999px;
  background: rgba(138, 136, 126, 0.26);
  filter: blur(80px);
  top: 12%;
  right: 8%;
  z-index: 0;
  animation: blurFloat 8s ease-in-out infinite alternate;
}

.noise {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.12;
  background-image: radial-gradient(
    rgba(0, 0, 0, 0.18) 0.7px,
    transparent 0.7px
  );
  background-size: 4px 4px;
  mix-blend-mode: multiply;
}

/* Header */

.header {
  position: fixed;
  top: 22px;
  left: 50%;
  z-index: 10;
  transform: translateX(-50%);
  width: min(calc(100% - 44px), 1180px);
  min-height: 68px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(244, 244, 241, 0.84);
  backdrop-filter: blur(18px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.back-button {
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--black);
  background: var(--black);
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 900;
  white-space: nowrap;
  cursor: pointer;
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

.back-button:hover {
  transform: translateY(-2px);
  background: transparent;
  color: var(--black);
  border-color: var(--line);
}

.header-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.header-pill {
  min-height: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

/* Layout */

.content {
  position: relative;
  z-index: 2;
  width: min(100%, 1180px);
  min-height: min(680px, calc(100vh - 160px));
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 18px;
  align-items: stretch;
}

.text-panel,
.visual-panel {
  min-width: 0;
  min-height: min(680px, calc(100vh - 160px));
}

/* Panel texte */

.text-panel {
  padding: clamp(34px, 5vw, 64px);
  border-radius: 46px;
  background: var(--black);
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  position: relative;
}

.text-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      circle at 20% 20%,
      rgba(255, 255, 255, 0.12),
      transparent 26%
    ),
    linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.06));
  pointer-events: none;
}

.label {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.label::before {
  content: "";
  width: 42px;
  height: 1px;
  background: currentColor;
}

h1 {
  position: relative;
  z-index: 1;
  max-width: 100%;
  font-family: "OCTA Principale", "OCTA Secondaire", sans-serif;
  font-size: clamp(4.2rem, 7.2vw, 7.8rem);
  line-height: 0.78;
  letter-spacing: -0.075em;
  text-transform: uppercase;
  margin-bottom: 30px;
}

.intro {
  position: relative;
  z-index: 1;
  max-width: 520px;
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(0.98rem, 1.25vw, 1.08rem);
  line-height: 1.7;
}

.actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

/* Boutons */

.btn {
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 900;
  transition:
    transform 0.25s ease,
    background 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

.btn-primary {
  background: var(--white);
  color: var(--black);
  border: 1px solid var(--white);
}

.btn-primary:hover {
  transform: translateY(-3px);
  background: transparent;
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  transform: translateY(-3px);
  background: var(--white);
  color: var(--black);
}

/* Panel visuel */

.visual-panel {
  position: relative;
  border-radius: 46px;
  background: var(--beige);
  border: 1px solid var(--line);
  overflow: hidden;
  display: grid;
  place-items: center;
}

.visual-panel::before {
  content: "";
  position: absolute;
  inset: 30px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 34px;
}

.radar {
  position: absolute;
  width: min(72%, 520px);
  aspect-ratio: 1 / 1;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  animation: radarPulse 3s ease-in-out infinite;
}

.radar::before,
.radar::after {
  content: "";
  position: absolute;
  inset: 15%;
  border-radius: inherit;
  border: 1px solid rgba(0, 0, 0, 0.12);
}

.radar::after {
  inset: 30%;
}

.scanner {
  position: absolute;
  width: 2px;
  height: 230px;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.34));
  transform-origin: bottom center;
  animation: scanRotate 4s linear infinite;
}

/* Animation visuelle */

.drone {
  position: relative;
  z-index: 3;
  width: min(62%, 390px);
  aspect-ratio: 1.45 / 1;
  animation: droneFloat 3.8s ease-in-out infinite;
}

.drone-body {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 150px;
  height: 74px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: var(--black);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.18);
}

.drone-body::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 54px;
  height: 28px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background: var(--olive);
}

.arm {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 310px;
  height: 8px;
  border-radius: 999px;
  background: var(--black);
  transform: translate(-50%, -50%);
}

.arm.vertical {
  width: 8px;
  height: 210px;
}

.propeller {
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 999px;
  display: grid;
  place-items: center;
}

.propeller::before {
  content: "";
  position: absolute;
  width: 92px;
  height: 18px;
  border-radius: 999px;
  background: var(--black);
  animation: propellerSpin 0.18s linear infinite;
}

.propeller::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 92px;
  border-radius: 999px;
  background: var(--black);
  animation: propellerSpin 0.18s linear infinite;
}

.propeller span {
  position: relative;
  z-index: 2;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: var(--olive);
  border: 4px solid var(--black);
}

.p1 {
  top: 14px;
  left: 18px;
}

.p2 {
  top: 14px;
  right: 18px;
}

.p3 {
  bottom: 14px;
  left: 18px;
}

.p4 {
  bottom: 14px;
  right: 18px;
}

.shadow {
  position: absolute;
  z-index: 2;
  bottom: 116px;
  width: 240px;
  height: 30px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.16);
  filter: blur(16px);
  animation: shadowFloat 3.8s ease-in-out infinite;
}

/* Carte statut */

.status-card {
  position: absolute;
  left: 30px;
  bottom: 30px;
  right: 30px;
  z-index: 4;
  min-height: 86px;
  padding: 18px 20px;
  border-radius: 28px;
  background: rgba(244, 244, 241, 0.76);
  border: 1px solid rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.status-card span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.status-card strong {
  display: block;
  margin-top: 4px;
  font-family: "OCTA Principale", "OCTA Secondaire", sans-serif;
  font-size: clamp(1.9rem, 4vw, 3.2rem);
  line-height: 0.85;
  letter-spacing: -0.06em;
}

.loading-dots {
  display: flex;
  gap: 6px;
}

.loading-dots i {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--black);
  animation: dotBounce 1s ease-in-out infinite;
}

.loading-dots i:nth-child(2) {
  animation-delay: 0.15s;
}

.loading-dots i:nth-child(3) {
  animation-delay: 0.3s;
}

/* Animations */

@keyframes gridMove {
  from {
    background-position: 0 0;
  }

  to {
    background-position: 70px 70px;
  }
}

@keyframes blurFloat {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }

  to {
    transform: translate3d(-80px, 60px, 0) scale(1.15);
  }
}

@keyframes droneFloat {
  0%,
  100% {
    transform: translateY(0) rotate(-1deg);
  }

  50% {
    transform: translateY(-18px) rotate(1.5deg);
  }
}

@keyframes shadowFloat {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.18;
  }

  50% {
    transform: scale(0.82);
    opacity: 0.1;
  }
}

@keyframes propellerSpin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes radarPulse {
  0%,
  100% {
    transform: scale(0.96);
    opacity: 0.55;
  }

  50% {
    transform: scale(1.04);
    opacity: 0.9;
  }
}

@keyframes scanRotate {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes dotBounce {
  0%,
  100% {
    transform: translateY(0);
    opacity: 0.45;
  }

  50% {
    transform: translateY(-8px);
    opacity: 1;
  }
}

/* Responsive tablette */

@media (max-width: 980px) {
  .page {
    padding: 110px 18px 28px;
    align-items: start;
    overflow: visible;
  }

  .content {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .text-panel,
  .visual-panel {
    min-height: 560px;
    border-radius: 34px;
  }

  h1 {
    font-size: clamp(4.4rem, 15vw, 8rem);
  }

  .header {
    top: 14px;
    width: min(calc(100% - 28px), 1180px);
  }

  .header-pill {
    display: none;
  }
}

/* Responsive téléphone */

@media (max-width: 620px) {
  .page {
    padding: 96px 12px 18px;
  }

  .header {
    min-height: 60px;
    padding: 10px 12px;
  }

  .header-left {
    gap: 10px;
  }

  .back-button {
    min-height: 38px;
    padding: 0 14px;
    font-size: 0.78rem;
  }

  .header-logo {
    height: 38px;
  }

  .text-panel,
  .visual-panel {
    min-height: 500px;
    border-radius: 28px;
  }

  .text-panel {
    padding: 28px;
  }

  h1 {
    font-size: clamp(3.9rem, 17vw, 5.6rem);
    letter-spacing: -0.065em;
  }

  .intro {
    font-size: 0.95rem;
  }

  .actions {
    display: grid;
  }

  .btn {
    width: 100%;
  }

  .radar {
    width: 360px;
  }

  .scanner {
    height: 180px;
  }

  .drone {
    width: min(84%, 310px);
  }

  .drone-body {
    width: 118px;
    height: 58px;
  }

  .arm {
    width: 240px;
    height: 7px;
  }

  .arm.vertical {
    width: 7px;
    height: 160px;
  }

  .propeller {
    width: 78px;
    height: 78px;
  }

  .propeller::before {
    width: 72px;
    height: 14px;
  }

  .propeller::after {
    width: 14px;
    height: 72px;
  }

  .shadow {
    bottom: 112px;
    width: 200px;
  }

  .status-card {
    left: 18px;
    right: 18px;
    bottom: 18px;
    border-radius: 22px;
  }
}