@import url("https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Space+Mono:wght@400;700&display=swap");

/* Import Local font that i have at assets/fonts/Breakthrough.ttf*/

@font-face {
  font-family: "Breakthrough";
  src: url("../fonts/Breakthrough.ttf") format("truetype");
}

/* Variables */

:root {
  --color-white: #ffffff;
  --color-black: #050505;
  --color-ink: #202846;
  --color-paper: #f7f3df;
  --font-title: "Oswald", sans-serif;
  --font-mono: "Space Mono", monospace;
  --font-sans: Helvetica, Arial, sans-serif;
  --font-offcanvas: "Breakthrough", sans-serif;
  --ease-premium: cubic-bezier(0.77, 0, 0.175, 1);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  min-height: 100%;
  background: var(--color-black);
  color: var(--color-white);
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
}

button,
a {
  font-family: inherit;
}

button {
  cursor: pointer;
}

img,
video,
iframe {
  max-width: 100%;
}

/* Global animations */

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

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

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

@keyframes geojeReveal {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

/* Page Transition */

.page-transition {
  --transition-tear-height: clamp(54px, 7.2vw, 112px);

  position: fixed;
  top: 0;
  left: 0;
  z-index: 9998;

  width: 100%;
  height: 100dvh;
  pointer-events: none;

  background: #ffffff;
  transform: translateY(var(--transition-tear-height));

  transition: transform 0.86s var(--ease-premium);
  will-change: transform;
}

.page-transition::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(var(--transition-tear-height) * -1);

  width: 100%;
  height: var(--transition-tear-height);

  background-image: url("../img/border-bottom.png");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% 100%;
}

.page-transition.is-hidden {
  transform: translateY(calc(100dvh + var(--transition-tear-height)));
}

.page-transition.is-active {
  transform: translateY(var(--transition-tear-height));
  transition-duration: 0.82s;
}

/* PREMIUM BUTTON */

.premium-button {
  --button-bg: rgba(255, 255, 255, 0.94);
  --button-color: #111;
  --button-border: rgba(255, 255, 255, 0.88);
  --button-icon-bg: #ffffff;
  --button-icon-color: #111;

  position: relative;

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

  padding: 12px 28px;

  border: 1px solid var(--button-border);
  border-radius: 999px;
  background: var(--button-bg);
  color: var(--button-color);

  font-family: inherit;
  font-size: clamp(20px, 2vw, 24px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.045em;
  text-decoration: none;

  cursor: pointer;
  overflow: hidden;

  transform: translateZ(0);

  transition:
    transform 0.55s var(--ease-premium),
    background 0.55s var(--ease-premium),
    color 0.55s var(--ease-premium),
    border-color 0.55s var(--ease-premium);
}

.premium-button::before {
  content: "";
  position: absolute;
  inset: 0;

  background:
    linear-gradient(
      110deg,
      transparent 0%,
      rgba(255, 255, 255, 0.14) 38%,
      rgba(255, 255, 255, 0.42) 50%,
      rgba(255, 255, 255, 0.14) 62%,
      transparent 100%
    );

  opacity: 0;
  transform: translateX(-120%);
  pointer-events: none;
}

.premium-button__text {
  position: relative;
  z-index: 2;

  display: block;
  height: 1.05em;
  overflow: hidden;
}

.premium-button__text span {
  display: block;
  transition:
    transform 0.62s var(--ease-premium),
    opacity 0.62s var(--ease-premium);
}

.premium-button__text span:nth-child(2) {
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
}

.premium-button:hover {
  transform: translateY(-4px) scale(1.015);
}

.premium-button:hover::before {
  opacity: 1;
  animation: premiumButtonSweep 0.78s var(--ease-premium) forwards;
}

.premium-button:hover .premium-button__text span:nth-child(1) {
  transform: translateY(-115%);
  opacity: 0;
}

.premium-button:hover .premium-button__text span:nth-child(2) {
  transform: translateY(-100%);
  opacity: 1;
}



.premium-button:active {
  transform: translateY(-1px) scale(0.99);
}

/* Version blanche pleine */

.premium-button--light {
  --button-bg: rgba(255, 255, 255, 0.96);
  --button-color: #111;
  --button-border: rgba(255, 255, 255, 0.92);
  --button-icon-bg: #ffffff;
  --button-icon-color: #111;
}

/* Version outline / glass */

.premium-button--outline {
  --button-bg: rgba(255, 255, 255, 0.025);
  --button-color: #ffffff;
  --button-border: rgba(255, 255, 255, 0.9);
  --button-icon-bg: rgba(255, 255, 255, 0.96);
  --button-icon-color: #111;

  backdrop-filter: blur(10px);
}

.premium-button--outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: white;
}

@keyframes premiumButtonSweep {
  to {
    transform: translateX(120%);
  }
}

@media (max-width: 900px) {
  .premium-button {
    min-height: 56px;
    padding: 0 66px 0 26px;
    font-size: clamp(18px, 6vw, 26px);
  }

  .premium-button__icon {
    width: 46px;
    height: 46px;
    font-size: 27px;
  }
}