/* ============================================================
   SORA STUDIOS — work.css
   ============================================================ */

@font-face {
  font-family: 'Gebuk';
  src: url('fonts/Gebuk-7O7nK.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --clr-bg:        #0d0d1a;
  --clr-surface:   #13131f;
  --clr-white:     #ffffff;
  --clr-text:      #e8e8f0;
  --clr-muted:     #9898b0;

  --clr-pink:      #e8589a;
  --clr-blue:      #4b6ce8;
  --clr-green:     #3db87e;
  --clr-purple:    #9b59d4;
  --clr-orange:    #e8874b;

  --card-shadow:       0 0 18px 2px rgba(255,255,255,0.07);
  --card-shadow-hover: 0 0 36px 8px rgba(255,255,255,0.16);

  --font-body:   'Roboto', sans-serif;
  --font-hero:   'Inria Serif', serif;
  --font-gebuk:  'Gebuk', 'Georgia', serif;

  --nav-h:       70px;
  --transition:  0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  overflow-x: hidden;
  line-height: 1.6;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; background: none; border: none; }

.gebuk {
  font-family: var(--font-gebuk);
  font-style: italic;
}

/* ============================================================
   PRELOADER
   ============================================================ */
#preloader {
  position: fixed;
  inset: 0;
  background-color: #24173E;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.55s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}
#preloader.preloader-exit {
  opacity: 0;
  transform: scale(1.06);
  pointer-events: none;
}
.loader-assets {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.loading-circle {
  position: absolute;
  width: 148px;
  height: 148px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.10);
  border-top-color: rgba(255,255,255,0.90);
  border-right-color: rgba(255,255,255,0.35);
  animation: preloader-spin 1s linear infinite;
}
.sora-star {
  width: 68px;
  height: 68px;
  z-index: 2;
  animation: preloader-star 1.4s cubic-bezier(0.45, 0.05, 0.55, 0.95) forwards;
}
@keyframes preloader-spin { to { transform: rotate(360deg); } }
@keyframes preloader-star {
  0%   { opacity: 0; transform: rotate(0deg) scale(0.7); }
  12%  { opacity: 1; transform: rotate(0deg) scale(1); }
  80%  { transform: rotate(340deg) scale(1); }
  92%  { transform: rotate(368deg) scale(1.12); }
  100% { transform: rotate(360deg) scale(1); }
}
body.preloader-active { overflow: hidden; }

/* ============================================================
   NAVBAR — identical to services.css
   ============================================================ */
.navbar {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 900px;
  z-index: 1000;
  background: rgba(60, 55, 100, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50px;
  transition: box-shadow 0.3s;
}
.navbar.scrolled { box-shadow: 0 4px 32px rgba(0,0,0,0.4); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
}
.nav-logo img {
  height: 24px;
  width: auto;
  filter: brightness(0) invert(1);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
  transition: color 0.2s;
}
.nav-links a:hover { color: #fff; }
.nav-links a.active {
  border-bottom: 2px solid #fff;
  color: #fff;
  padding-bottom: 2px;
}
.nav-links .nav-cta {
  padding: 8px 20px;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 50px;
  color: #fff;
  font-weight: 500;
  transition: background 0.25s, border-color 0.25s;
}
.nav-links .nav-cta:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
}
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-close { display: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero-sticky-wrap {
  position: relative;
  height: auto;
}

.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  z-index: 1;
}

/* Gradient background matching the screenshot — purple left, teal right */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-gradient-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 55%, rgba(100, 30, 180, 0.85) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 25%, rgba(15, 90, 140, 0.7) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 75%, rgba(20, 60, 120, 0.5) 0%, transparent 45%),
    #080818;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.15);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-green);
}

.hero-headline {
  font-family: var(--font-hero);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 400;
  line-height: 1.15;
  color: #fff;
}

/* Stagger animation — matches services page */
.animate-stagger {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.animate-stagger.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Scroll down — position override so translateY doesn't fight translateX */
#scrollDown.animate-stagger {
  transform: translateX(-50%) translateY(32px);
  opacity: 0;
}
#scrollDown.animate-stagger.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  cursor: pointer;
}

.hero-scroll-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: transform 0.3s ease;
}

.hero-scroll:hover .hero-scroll-inner {
  transform: scale(1.08);
}

.hero-scroll:hover .scroll-label {
  color: #fff;
}

.hero-scroll:hover .scroll-arrow {
  filter: brightness(0) invert(1) brightness(2);
}

.scroll-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.7);
  transition: color 0.3s ease;
}

.scroll-arrow {
  width: 20px;
  height: auto;
  animation: arrowBounce 1.6s ease-in-out infinite;
  filter: brightness(0) invert(1);
}

@keyframes arrowBounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(8px); }
}

/* ============================================================
   PROJECTS SECTION
   ============================================================ */
.projects {
  position: relative;
  z-index: 2;
  background: var(--clr-bg);
  border-radius: 20px 20px 0 0;
  box-shadow: 0 -8px 40px rgba(0,0,0,0.5);
  padding: 80px 48px 100px;
}

.projects-inner {
  max-width: 900px;
  margin: 0 auto;
}

/* Header row: large title left, description paragraph right */
.projects-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px 120px;
  align-items: start;
  margin-bottom: 150px;
}

.projects-title {
  font-family: var(--font-hero);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 400;
  color: #fff;
  line-height: 1.1;
  white-space: nowrap;
}

.projects-intro {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--clr-muted);
  padding-top: 8px;
  max-width: 380px;
  justify-self: end;
}

/* Reveal animations */
.reveal-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-up.revealed { opacity: 1; transform: translateY(0); }

.reveal-card {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-card.revealed { opacity: 1; transform: translateY(0); }

/* Filter nav */
.projects-filter-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px;
  margin-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding-bottom: 16px;
}

.filter-btn {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.4);
  background: none;
  border: none;
  padding: 4px 0;
  cursor: pointer;
  transition: color 0.25s ease;
  letter-spacing: 0.01em;
}

.filter-btn:hover {
  color: rgba(255,255,255,0.75);
}

.filter-btn.active {
  color: #ffffff;
}

/* Filter select — mobile only */
.filter-select-wrap {
  display: none;
}

.filter-select {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 24px;
  padding: 10px 16px;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='rgba(255,255,255,0.7)' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  transition: border-color 0.25s ease, color 0.25s ease;margin-bottom: 20px;
}

.filter-select:hover,
.filter-select:focus {
  outline: none;
  border-color: rgba(255,255,255,0.4);
  color: rgba(255,255,255,0.9);
}

.filter-select option {
  background: var(--clr-surface);
  color: var(--clr-text);
}

/* Card hidden state when filtered out */
.project-card.hidden {
  display: none;
}

/* Grid — 2 columns, third card left-aligned below */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* ============================================================
   PROJECT CARD
   ============================================================ */
.project-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.project-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.16);
}

.project-card-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: inherit;
}

.project-card-img-wrap {
  width: 100%;
  height: 260px;
  overflow: hidden;
  background: #1a1a2e;
  flex-shrink: 0;
}

.project-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover .project-card-img {
  transform: scale(1.05);
}

.project-card-body {
  padding: 26px 26px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
}

.project-card-title {
  font-family: var(--font-hero);
  font-size: 1.25rem;
  font-weight: 400;
  color: #fff;
}

.project-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.proj-tag {
  display: inline-block;
  padding: 4px 13px;
  border-radius: 50px;
  font-size: 0.73rem;
  font-weight: 500;
  color: #fff;
}

.tag-pink     { background: var(--clr-pink); }
.tag-blue     { background: var(--clr-blue); }
.tag-green    { background: var(--clr-green); }
.tag-purple   { background: var(--clr-purple); }
.tag-orange   { background: var(--clr-orange); }
.tag-branding { background: #C83032; }

.project-card-desc {
  font-size: 0.84rem;
  color: var(--clr-muted);
  line-height: 1.65;
}

.project-card-link {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  margin-top: auto;
  padding-top: 8px;
  transition: color 0.25s;
}

.project-card:hover .project-card-link { color: #fff; }

.project-card-arrow-wrap {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s;
}

.project-card-arrow-wrap img {
  width: 14px;
  filter: brightness(0) invert(1);
  transform: rotate(-45deg);
}

.project-card:hover .project-card-arrow-wrap {
  transform: scale(1.1);
}

/* ============================================================
   MOBILE RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {

  /* NAV */
  .nav-hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: 10px;
    right: 10px;
    width: 300px;
    height: auto;
    background: rgba(75, 68, 120, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 56px 32px 36px;
    gap: 8px;
    border: 1px solid rgba(255,255,255,0.13);
    border-radius: 20px;
    z-index: 998;
    box-shadow: 0 8px 40px rgba(0,0,0,0.45);
    transform-origin: top right;
    transform: scale(0);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.34, 1.2, 0.64, 1),
                opacity 0.25s ease;
  }
  .nav-links.open { transform: scale(1); opacity: 1; pointer-events: auto; }
  .nav-links a {
    font-size: 1.25rem;
    font-family: var(--font-hero);
    font-weight: 400;
    color: rgba(255,255,255,0.85);
    padding: 8px 0;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    transition: color 0.2s;
  }
  .nav-links li:last-child a { border-bottom: none; }
  .nav-links a:hover { color: #fff; }
  .nav-links a.active { border-bottom: 2px solid #fff; color: #fff; }
  .nav-links .nav-cta {
    margin-top: 8px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.4) !important;
    border-radius: 50px !important;
    padding: 10px 20px !important;
    display: block;
    border-bottom: 1px solid rgba(255,255,255,0.4) !important;
  }
  .nav-close {
    display: flex;
    position: absolute;
    top: 14px;
    right: 16px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.3);
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: none;
    color: rgba(255,255,255,0.7);
    font-size: 1rem;
    line-height: 1;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
  }
  .nav-close:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,0.08); }
  .nav-hamburger.active span:nth-child(1) { opacity: 0; }
  .nav-hamburger.active span:nth-child(2) { opacity: 0; }
  .nav-hamburger.active span:nth-child(3) { opacity: 0; }

  /* HERO */
  .hero-headline { font-size: clamp(2.4rem, 9vw, 3.2rem); }

  /* PROJECTS */
  .projects-filter-nav { display: none; }
  .filter-select-wrap { display: block; }
  .projects { padding: 60px 16px 80px; }
  .projects-header {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 40px;
  }
  .projects-title { white-space: normal; font-size: clamp(2rem, 8vw, 2.8rem); }
  .projects-intro { max-width: 100%; }
  .projects-grid { grid-template-columns: 1fr; gap: 20px; }
  .project-card-img-wrap { height: 220px; }

  .navbar { width: calc(100% - 24px); top: 10px; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: clamp(2rem, 10vw, 2.6rem); }
  .navbar { width: calc(100% - 24px); top: 10px; }
  .project-card-img-wrap { height: 160px; }
}