/* ============================================================
   MAIN.CSS — Z Gaming Studio
   ============================================================ */

/* ============================================================
   1. CUSTOM PROPERTIES
   ============================================================ */
:root {
  --color-lime:         #E6FF77;
  --color-lime-mid:     #E6FF77;
  --color-lime-dark:    #E6FF77;
  --color-teal:         #1ABCB0;
  --color-teal-dark:    #149E93;
  --color-yellow:       #E6FF77;
  --color-yellow-dark:  #B7CD54;
  --color-black:        #0A0A0A;
  --color-white:        #FFFFFF;
  --color-white-muted:  rgba(255,255,255,0.80);
  --color-overlay:      rgba(10, 10, 10, 0.38);

  --font-display: 'BebasNeue', sans-serif;
  --font-body:    'AlumniSans', sans-serif;

  --text-xs:   0.95rem;
  --text-sm:   1.0rem;
  --text-base: 1.2rem;
  --text-md:   1.5rem;
  --text-2xl:  2.25rem;
  --text-3xl:  3.25rem;
  --text-4xl:  4.5rem;

  --leading-tight:  1.0;
  --leading-normal: 1.2;
  --tracking-wide:  0.04em;
  --tracking-wider: 0.12em;

  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  --container-max: 1100px;
  --container-pad: 2.5rem;

  --radius-sm:       3px;
  --shadow-md:       0 4px 20px rgba(0,0,0,0.22);
  --transition-base: 240ms ease;
  --z-nav:           100;
}

/* ============================================================
   2. RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-black);
  background: var(--color-black);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea {
  font-family: inherit; font-size: inherit;
  border: none; outline: none; background: none;
}
button { cursor: pointer; }

/* ============================================================
   3. FONTS
   ============================================================ */
@font-face {
  font-family: 'BebasNeue';
  src: url('../assets/fonts/BebasNeue-Regular.ttf') format('truetype');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'AlumniSans';
  src: url('../assets/fonts/AlumniSans-Regular.ttf') format('truetype');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'AlumniSans';
  src: url('../assets/fonts/AlumniSans-Bold.ttf') format('truetype');
  font-weight: 700; font-display: swap;
}

/* ============================================================
   4. UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.display-heading {
  font-family: var(--font-display);
  line-height: var(--leading-tight);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

/* ============================================================
   5. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 2.2rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-base),
              transform var(--transition-base),
              box-shadow var(--transition-base);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }
.btn--teal { background-color: var(--color-teal); color: var(--color-white); }
.btn--teal:hover { background-color: var(--color-teal-dark); }

.btn--yellow { background-color: var(--color-yellow); color: var(--color-black); }
.btn--yellow:hover { background-color: var(--color-yellow-dark); }

/* ============================================================
   6. HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  /* Gradient: lime top-left fading to lime-dark bottom-right, matching mockup */
  background: #E6FF77;
  min-height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background-image: url('../assets/images/hero-light.png');
  background-repeat: no-repeat;
  background-position: center;
  background-attachment: fixed;
}

/* Logo centered top */
.hero__header {
  position: relative;
  z-index: 10;
  display: flex;
  justify-content: center;
  padding-top: var(--space-6);
  padding-bottom: var(--space-4);
}
.hero__logo { width: 128px; height: auto; filter: brightness(0); }

/* Controller — large, centered, bleeds both sides */
.hero__controller {
  position: absolute;
  top: 0;
  left: 50%;
  width: 80%;
  max-width: 680px;
  opacity: 0.45;
  pointer-events: none;
  z-index: 0;
}

/* HUD corners */
.hero__hud {
  position: absolute;
  width: 60px;
  opacity: 0.6;
  pointer-events: none;
  z-index: 2;
}
.hero__hud--tc {
  top: var(--space-3);
  left: 50%;
  transform: translateX(-50%);
}
.hero__hud--br {
  bottom: var(--space-8);
  right: var(--space-8);
  transform: rotate(180deg);
}

/* Two-column grid: heading left, body text right */
.hero__body-wrap {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  align-items: center;
  padding-bottom: var(--space-16);
}

.hero__grid {
  display: grid;
  gap: var(--space-8);
  align-items: end;
  position: relative;
}

.hero__heading {
  font-size: clamp(var(--text-3xl), 6.5vw, var(--text-4xl));
  color: var(--color-black);
  /* Align to bottom of grid cell */
  align-self: end;
}

.hero__body {
  font-size: var(--text-md);
  color: var(--color-black);
  opacity: 0.72;
  line-height: var(--leading-normal);
  padding-left: 50%;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(66, 176, 171, 60), rgba(66, 176, 171, 0));
    mix-blend-mode: color;
}

.hud-corner {
    width: 100px;
    height: 100px;
    position: absolute;
    background-image: url('../assets/images/hud.png');
}

.hud-corner.top-left {
    top: -50px;
    left: 20px;
    background-position: top left;
}
.hud-corner.top-right {
    top: -50px;
    right: 20px;
    background-position: top right;
}
.hud-corner.bottom-right {
    bottom: -50px;
    right: 20px;
    background-position: bottom right;
}
.hud-corner.bottom-left {
    bottom: -50px;
    left: 20px;
    background-position: bottom left;
}
/* ============================================================
   7. NANOID SECTION
   ============================================================ */
.nanoid {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.nanoid__bg {
  position: absolute; inset: 0;
  background-image: url('../assets/images/nanoid.png');
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.nanoid__overlay {
  position: absolute; inset: 0;
  background: var(--color-overlay);
  z-index: 1;
}

/* Inner layout: title top-center, footer bottom-left */
.nanoid__inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100vh;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
  align-items: center;
}

.nanoid__heading {
  font-size: clamp(var(--text-2xl), 4.5vw, var(--text-3xl));
  color: var(--color-white);
  text-align: center;
  /* Slight text shadow to lift off the bg */
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

/* Bottom-left: text + button */
.nanoid__footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  max-width: 420px;
  position: relative;
  text-align: center;
}

.nanoid__body {
  font-size: var(--text-md);
  color: var(--color-white-muted);
  line-height: var(--leading-normal);
}

/* Small HUD bottom-right of section */
.nanoid__hud {
  position: absolute;
  right: -380px;
  bottom: 0;
  width: 52px;
  opacity: 0.5;
  pointer-events: none;
}

/* ============================================================
   8. CONTACT SECTION
   ============================================================ */
.contact {
  background: var(--color-yellow);
  padding: var(--space-16) 0 var(--space-20);
  position: relative;
  overflow: hidden;
  background-image: url('../assets/images/footer-wheel.png');
  background-repeat: no-repeat;
  background-position: center;
  background-attachment: fixed;
}

/* Wheel watermark — bottom-right, partially cut off */
.contact__wheel {
  position: absolute;
  bottom: -18%;
  right: -6%;
  width: 360px;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}

.contact__content {
  position: relative;
  z-index: 1;
  max-width: 440px;
}

.contact__heading {
  font-size: var(--text-2xl);
  color: var(--color-black);
  margin-bottom: var(--space-2);
}

.contact__subtext {
  font-size: var(--text-sm);
  color: var(--color-black);
  opacity: 0.58;
  margin-bottom: var(--space-6);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact__input,
.contact__textarea {
  width: 100%;
  background-color: var(--color-white);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.6rem var(--space-4);
  font-size: var(--text-base);
  color: var(--color-black);
  transition: border-color var(--transition-base);
}

.contact__input:focus,
.contact__textarea:focus { border-color: var(--color-teal); }

.contact__textarea { min-height: 110px; resize: vertical; }

.contact__submit { align-self: center; min-width: 200px; margin-top: var(--space-2); }

.contact__alt {
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-black);
  opacity: 0.6;
}

.contact__alt a {
  color: var(--color-teal-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition-base);
}
.contact__alt a:hover { color: var(--color-teal); }

/* ============================================================
   9. FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--color-yellow);
  border-top: 1px solid rgba(0,0,0,0.07);
  padding: var(--space-8) 0 var(--space-6);
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.site-footer__logo { width: 28px; filter: brightness(0); opacity: 0.45; }

.site-footer__copy {
  font-size: var(--text-xs);
  color: var(--color-black);
  opacity: 0.4;
  letter-spacing: var(--tracking-wide);
}

/* ============================================================
   10. ANIMATIONS
   ============================================================ */
@keyframes floatController {
  0%, 100% { transform: translateX(-50%) translateY(0px); }
  50%       { transform: translateX(-50%) translateY(-16px); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-fade-up             { opacity: 0; animation: fadeUp 0.65s ease forwards; }
.animate-fade-up--d1         { animation-delay: 0.1s; }
.animate-fade-up--d2         { animation-delay: 0.25s; }
.animate-fade-up--d3         { animation-delay: 0.4s; }

/* ============================================================
   11. RESPONSIVE — MOBILE ( max-width: 768px )
   ============================================================ */
@media (max-width: 768px) {
  :root { --container-pad: 1.25rem; }

  /* Hero: stack heading over body text */
  
  .hero__heading {text-align: center;}
  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .hero__body-wrap{
      align-items: end;
  }
  
  .hero__controller {
    width: 110%;
    opacity: 0.3;
    top: 0;
  }

  .hero__body { padding-top: 0; padding-left: 0; text-align: center; max-width: 400px; margin: auto}

  /* Nanoid: title still top, content bottom-left */
  .nanoid__heading { font-size: var(--text-2xl); }
  .nanoid__footer { max-width: 100%; }
  .nanoid__hud { display: none; }

  /* Contact */
  .contact__content { max-width: 100%; }
  .contact__submit  { align-self: stretch; text-align: center; }
  .contact__wheel   { width: 220px; right: -10%; bottom: -5%; }
}